AyeCode / invoicing

templates/payment-forms/elements/discount.php

Spacing +9 added lines, -9 removed lines

@@ -8,24 +8,24 @@ 
  * @var GetPaid_Payment_Form $form The current payment form
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
-if ( ! getpaid_has_published_discount() ) {
+if (!getpaid_has_published_discount()) {
     return;
 }
 
-$placeholder = esc_attr( $input_label );
-$label       = esc_html( $button_label );
+$placeholder = esc_attr($input_label);
+$label       = esc_html($button_label);
 
-if ( ! empty( $description ) ) {
+if (!empty($description)) {
     $description = "<small class='form-text text-muted'>$description</small>";
 } else {
     $description = '';
 }
 
 $discount_code = '';
-if ( ! empty( $form->invoice ) ) {
-    $discount_code = esc_attr( $form->invoice->get_discount_code() );
+if (!empty($form->invoice)) {
+    $discount_code = esc_attr($form->invoice->get_discount_code());
 }
 
 ?>
@@ -36,9 +36,9 @@ 
             <input name="discount" placeholder="<?php echo $placeholder; ?>" value="<?php echo $discount_code; ?>" class="form-control mr-2 mb-2 getpaid-discount-field-input" style="flex: 1;" type="text">
             <a href="#" class="btn btn-secondary submit-button mb-2 getpaid-discount-button"><?php echo $label; ?></a>
         </div>
-        <?php echo wp_kses_post( $description ); ?>
+        <?php echo wp_kses_post($description); ?>
         <div class="getpaid-custom-payment-form-errors alert alert-danger d-none"></div>
-        <div class="getpaid-custom-payment-form-success alert alert-success d-none"><?php  _e( 'Discount code applied!', 'invoicing' ); ?></div>
+        <div class="getpaid-custom-payment-form-success alert alert-success d-none"><?php  _e('Discount code applied!', 'invoicing'); ?></div>
     </div>
 </div>
 

templates/payment-forms/cart-item.php

Indentation +109 added lines, -109 removed lines

@@ -26,58 +26,58 @@ 
 
 				<?php
 
-					// Fires before printing a line item column.
-					do_action( "getpaid_form_cart_item_before_$key", $item, $form );
+                    // Fires before printing a line item column.
+                    do_action( "getpaid_form_cart_item_before_$key", $item, $form );
 
-					// Item name.
-					if ( 'name' == $key ) {
+                    // Item name.
+                    if ( 'name' == $key ) {
 
-						ob_start();
-						// And an optional description.
+                        ob_start();
+                        // And an optional description.
                         $description = $item->get_description();
 
                         if ( ! empty( $description ) ) {
                             $description = wp_kses_post( $description );
                             echo "<small class='form-text text-muted pr-2 m-0'>$description</small>";
-						}
+                        }
 
-						// Price help text.
+                        // Price help text.
                         $description = getpaid_item_recurring_price_help_text( $item, $currency );
                         if ( $description ) {
                             echo "<small class='getpaid-form-item-price-desc form-text text-muted pr-2 m-0'>$description</small>";
-						}
+                        }
 
-						do_action( 'getpaid_payment_form_cart_item_description', $item, $form );
+                        do_action( 'getpaid_payment_form_cart_item_description', $item, $form );
 
-						if ( wpinv_current_user_can_manage_invoicing() ) {
+                        if ( wpinv_current_user_can_manage_invoicing() ) {
 
-							edit_post_link(
-								__( 'Edit this item.', 'invoicing' ),
-								'<small class="form-text text-muted">',
-								'</small>',
-								$item->get_id(),
-								'text-danger'
-							);
+                            edit_post_link(
+                                __( 'Edit this item.', 'invoicing' ),
+                                '<small class="form-text text-muted">',
+                                '</small>',
+                                $item->get_id(),
+                                'text-danger'
+                            );
 
-						}
+                        }
 
-						$description = ob_get_clean();
+                        $description = ob_get_clean();
 
-						// Display the name.
-						$tootip = empty( $description ) ? '' : "&nbsp;" . '<i class="fas fa-xs fa-info gp-tooltip d-sm-none text-muted"></i>';
-						echo '<div class="mb-1">' . esc_html( $item->get_name() ) . $tootip . '</div>';
+                        // Display the name.
+                        $tootip = empty( $description ) ? '' : "&nbsp;" . '<i class="fas fa-xs fa-info gp-tooltip d-sm-none text-muted"></i>';
+                        echo '<div class="mb-1">' . esc_html( $item->get_name() ) . $tootip . '</div>';
 
-						if ( ! empty( $description ) ) {
-							printf( '<span class="d-none d-sm-block getpaid-item-desc">%s</span>', $description );
-						}
-
-						if ( $item->allows_quantities() ) {
-							printf(
-								'<small class="d-sm-none text-muted form-text">%s</small>',
-								sprintf(
-									__( 'Qty %s', 'invoicing' ),
-									sprintf(
-										'<input
+                        if ( ! empty( $description ) ) {
+                            printf( '<span class="d-none d-sm-block getpaid-item-desc">%s</span>', $description );
+                        }
+
+                        if ( $item->allows_quantities() ) {
+                            printf(
+                                '<small class="d-sm-none text-muted form-text">%s</small>',
+                                sprintf(
+                                    __( 'Qty %s', 'invoicing' ),
+                                    sprintf(
+                                        '<input
 											type="number"
 											step="0.01"
 											style="width: 48px;"
@@ -85,56 +85,56 @@ 
 											value="%s"
 											min="1"
 											%s>',
-											(float) $item->get_quantity() == 0 ? 1 : (float) $item->get_quantity(),
-											null !== $max_qty ? 'max="' . (float) $max_qty . '"' : ''
-									)
-								)
-							);
-						} else {
-							printf(
-								'<small class="d-sm-none text-muted form-text">%s</small>',
-								sprintf(
-									__( 'Qty %s', 'invoicing' ),
-									(float) $item->get_quantity()
-								)
-							);
-						}
-
-					}
-
-					// Item price.
-					if ( 'price' == $key ) {
-
-						// Set the currency position.
-						$position = wpinv_currency_position();
-
-						if ( $position == 'left_space' ) {
-							$position = 'left';
-						}
-
-						if ( $position == 'right_space' ) {
-							$position = 'right';
-						}
-
-						if ( $item->user_can_set_their_price() ) {
-							$price            = max( (float) $item->get_price(), (float) $item->get_minimum_price() );
-							$minimum          = (float) $item->get_minimum_price();
-							$validate_minimum = '';
-							$class            = '';
-							$data_minimum     = '';
-
-							if ( $minimum > 0 ) {
-								$validate_minimum = sprintf(
-									esc_attr__( 'The minimum allowed amount is %s', 'invoicing' ),
-									strip_tags( wpinv_price( $minimum, $currency ) )
-								);
-
-								$class = 'getpaid-validate-minimum-amount';
-
-								$data_minimum     = "data-minimum-amount='" . esc_attr( getpaid_unstandardize_amount( $minimum ) ) . "'";
-							}
-
-							?>
+                                            (float) $item->get_quantity() == 0 ? 1 : (float) $item->get_quantity(),
+                                            null !== $max_qty ? 'max="' . (float) $max_qty . '"' : ''
+                                    )
+                                )
+                            );
+                        } else {
+                            printf(
+                                '<small class="d-sm-none text-muted form-text">%s</small>',
+                                sprintf(
+                                    __( 'Qty %s', 'invoicing' ),
+                                    (float) $item->get_quantity()
+                                )
+                            );
+                        }
+
+                    }
+
+                    // Item price.
+                    if ( 'price' == $key ) {
+
+                        // Set the currency position.
+                        $position = wpinv_currency_position();
+
+                        if ( $position == 'left_space' ) {
+                            $position = 'left';
+                        }
+
+                        if ( $position == 'right_space' ) {
+                            $position = 'right';
+                        }
+
+                        if ( $item->user_can_set_their_price() ) {
+                            $price            = max( (float) $item->get_price(), (float) $item->get_minimum_price() );
+                            $minimum          = (float) $item->get_minimum_price();
+                            $validate_minimum = '';
+                            $class            = '';
+                            $data_minimum     = '';
+
+                            if ( $minimum > 0 ) {
+                                $validate_minimum = sprintf(
+                                    esc_attr__( 'The minimum allowed amount is %s', 'invoicing' ),
+                                    strip_tags( wpinv_price( $minimum, $currency ) )
+                                );
+
+                                $class = 'getpaid-validate-minimum-amount';
+
+                                $data_minimum     = "data-minimum-amount='" . esc_attr( getpaid_unstandardize_amount( $minimum ) ) . "'";
+                            }
+
+                            ?>
 								<div class="input-group input-group-sm">
 									<?php if( 'left' == $position ) : ?>
 										<div class="input-group-prepend">
@@ -159,44 +159,44 @@ 
 
 							<?php
 
-						} else {
-							echo wpinv_price( $item->get_price(), $currency );
+                        } else {
+                            echo wpinv_price( $item->get_price(), $currency );
 
-							?>
+                            ?>
 								<input name='getpaid-items[<?php echo (int) $item->get_id(); ?>][price]' type='hidden' class='getpaid-item-price-input' value='<?php echo esc_attr( $item->get_price() ); ?>'>
 							<?php
-						}
+                        }
 
-						printf(
-							'<small class="d-sm-none text-muted form-text getpaid-mobile-item-subtotal">%s</small>',
-							sprintf( __( 'Subtotal: %s', 'invoicing' ), wpinv_price( $item->get_sub_total(), $currency ) )
-						);
-					}
+                        printf(
+                            '<small class="d-sm-none text-muted form-text getpaid-mobile-item-subtotal">%s</small>',
+                            sprintf( __( 'Subtotal: %s', 'invoicing' ), wpinv_price( $item->get_sub_total(), $currency ) )
+                        );
+                    }
 
-					// Item quantity.
-					if ( 'quantity' == $key ) {
+                    // Item quantity.
+                    if ( 'quantity' == $key ) {
 
-						if ( $item->allows_quantities() ) {
-							?>
+                        if ( $item->allows_quantities() ) {
+                            ?>
 								<input name='getpaid-items[<?php echo (int) $item->get_id(); ?>][quantity]' type="number" step="0.01" style='width: 64px; line-height: 1; min-height: 35px;' class='getpaid-item-quantity-input p-1 align-middle font-weight-normal shadow-none m-0 rounded-0 text-center border' value='<?php echo (float) $item->get_quantity() == 0 ? 1 : (float) $item->get_quantity(); ?>' min='1' <?php echo null !== $max_qty ? 'max="' . (float) $max_qty . '"' : ''  ?> required>
 							<?php
-						} else {
-							echo (float) $item->get_quantity();
-							echo '&nbsp;&nbsp;&nbsp;';
-							?>
+                        } else {
+                            echo (float) $item->get_quantity();
+                            echo '&nbsp;&nbsp;&nbsp;';
+                            ?>
 								<input type='hidden' name='getpaid-items[<?php echo (int) $item->get_id(); ?>][quantity]' class='getpaid-item-quantity-input' value='<?php echo (float) $item->get_quantity(); ?>'>
 							<?php
-						}
+                        }
 
-					}
+                    }
 
-					// Item sub total.
-					if ( 'subtotal' == $key ) {
-						echo wpinv_price( $item->get_sub_total(), $currency );
-					}
+                    // Item sub total.
+                    if ( 'subtotal' == $key ) {
+                        echo wpinv_price( $item->get_sub_total(), $currency );
+                    }
 
-					do_action( "getpaid_payment_form_cart_item_$key", $item, $form );
-				?>
+                    do_action( "getpaid_payment_form_cart_item_$key", $item, $form );
+                ?>
 
 			</div>
 

Spacing +46 added lines, -46 removed lines

@@ -9,50 +9,50 @@ 
  * @var GetPaid_Form_Item $item
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
-do_action( 'getpaid_before_payment_form_cart_item', $form, $item );
+do_action('getpaid_before_payment_form_cart_item', $form, $item);
 
 $currency = $form->get_currency();
-$max_qty  = wpinv_item_max_buyable_quantity( $item->get_id() );
+$max_qty  = wpinv_item_max_buyable_quantity($item->get_id());
 ?>
-<div class='getpaid-payment-form-items-cart-item getpaid-<?php echo $item->is_required() ? 'required'  : 'selectable'; ?> item-<?php echo $item->get_id(); ?> border-bottom py-2 px-3'>
+<div class='getpaid-payment-form-items-cart-item getpaid-<?php echo $item->is_required() ? 'required' : 'selectable'; ?> item-<?php echo $item->get_id(); ?> border-bottom py-2 px-3'>
 
 	<div class="form-row needs-validation">
 
-		<?php foreach ( array_keys( $columns ) as $key ) : ?>
+		<?php foreach (array_keys($columns) as $key) : ?>
 
-			<div class="<?php echo 'name' == $key ? 'col-6' : 'col' ?> <?php echo ( in_array( $key, array( 'subtotal', 'quantity', 'tax_rate' ) ) ) ? 'd-none d-sm-block' : '' ?> position-relative getpaid-form-cart-item-<?php echo sanitize_html_class( $key ); ?> getpaid-form-cart-item-<?php echo sanitize_html_class( $key ); ?>-<?php echo $item->get_id(); ?>">
+			<div class="<?php echo 'name' == $key ? 'col-6' : 'col' ?> <?php echo (in_array($key, array('subtotal', 'quantity', 'tax_rate'))) ? 'd-none d-sm-block' : '' ?> position-relative getpaid-form-cart-item-<?php echo sanitize_html_class($key); ?> getpaid-form-cart-item-<?php echo sanitize_html_class($key); ?>-<?php echo $item->get_id(); ?>">
 
 				<?php
 
 					// Fires before printing a line item column.
-					do_action( "getpaid_form_cart_item_before_$key", $item, $form );
+					do_action("getpaid_form_cart_item_before_$key", $item, $form);
 
 					// Item name.
-					if ( 'name' == $key ) {
+					if ('name' == $key) {
 
 						ob_start();
 						// And an optional description.
                         $description = $item->get_description();
 
-                        if ( ! empty( $description ) ) {
-                            $description = wp_kses_post( $description );
+                        if (!empty($description)) {
+                            $description = wp_kses_post($description);
                             echo "<small class='form-text text-muted pr-2 m-0'>$description</small>";
 						}
 
 						// Price help text.
-                        $description = getpaid_item_recurring_price_help_text( $item, $currency );
-                        if ( $description ) {
+                        $description = getpaid_item_recurring_price_help_text($item, $currency);
+                        if ($description) {
                             echo "<small class='getpaid-form-item-price-desc form-text text-muted pr-2 m-0'>$description</small>";
 						}
 
-						do_action( 'getpaid_payment_form_cart_item_description', $item, $form );
+						do_action('getpaid_payment_form_cart_item_description', $item, $form);
 
-						if ( wpinv_current_user_can_manage_invoicing() ) {
+						if (wpinv_current_user_can_manage_invoicing()) {
 
 							edit_post_link(
-								__( 'Edit this item.', 'invoicing' ),
+								__('Edit this item.', 'invoicing'),
 								'<small class="form-text text-muted">',
 								'</small>',
 								$item->get_id(),
@@ -64,18 +64,18 @@ 
 						$description = ob_get_clean();
 
 						// Display the name.
-						$tootip = empty( $description ) ? '' : "&nbsp;" . '<i class="fas fa-xs fa-info gp-tooltip d-sm-none text-muted"></i>';
-						echo '<div class="mb-1">' . esc_html( $item->get_name() ) . $tootip . '</div>';
+						$tootip = empty($description) ? '' : "&nbsp;" . '<i class="fas fa-xs fa-info gp-tooltip d-sm-none text-muted"></i>';
+						echo '<div class="mb-1">' . esc_html($item->get_name()) . $tootip . '</div>';
 
-						if ( ! empty( $description ) ) {
-							printf( '<span class="d-none d-sm-block getpaid-item-desc">%s</span>', $description );
+						if (!empty($description)) {
+							printf('<span class="d-none d-sm-block getpaid-item-desc">%s</span>', $description);
 						}
 
-						if ( $item->allows_quantities() ) {
+						if ($item->allows_quantities()) {
 							printf(
 								'<small class="d-sm-none text-muted form-text">%s</small>',
 								sprintf(
-									__( 'Qty %s', 'invoicing' ),
+									__('Qty %s', 'invoicing'),
 									sprintf(
 										'<input
 											type="number"
@@ -94,7 +94,7 @@ 
 							printf(
 								'<small class="d-sm-none text-muted form-text">%s</small>',
 								sprintf(
-									__( 'Qty %s', 'invoicing' ),
+									__('Qty %s', 'invoicing'),
 									(float) $item->get_quantity()
 								)
 							);
@@ -103,56 +103,56 @@ 
 					}
 
 					// Item price.
-					if ( 'price' == $key ) {
+					if ('price' == $key) {
 
 						// Set the currency position.
 						$position = wpinv_currency_position();
 
-						if ( $position == 'left_space' ) {
+						if ($position == 'left_space') {
 							$position = 'left';
 						}
 
-						if ( $position == 'right_space' ) {
+						if ($position == 'right_space') {
 							$position = 'right';
 						}
 
-						if ( $item->user_can_set_their_price() ) {
-							$price            = max( (float) $item->get_price(), (float) $item->get_minimum_price() );
+						if ($item->user_can_set_their_price()) {
+							$price            = max((float) $item->get_price(), (float) $item->get_minimum_price());
 							$minimum          = (float) $item->get_minimum_price();
 							$validate_minimum = '';
 							$class            = '';
 							$data_minimum     = '';
 
-							if ( $minimum > 0 ) {
+							if ($minimum > 0) {
 								$validate_minimum = sprintf(
-									esc_attr__( 'The minimum allowed amount is %s', 'invoicing' ),
-									strip_tags( wpinv_price( $minimum, $currency ) )
+									esc_attr__('The minimum allowed amount is %s', 'invoicing'),
+									strip_tags(wpinv_price($minimum, $currency))
 								);
 
 								$class = 'getpaid-validate-minimum-amount';
 
-								$data_minimum     = "data-minimum-amount='" . esc_attr( getpaid_unstandardize_amount( $minimum ) ) . "'";
+								$data_minimum = "data-minimum-amount='" . esc_attr(getpaid_unstandardize_amount($minimum)) . "'";
 							}
 
 							?>
 								<div class="input-group input-group-sm">
-									<?php if( 'left' == $position ) : ?>
+									<?php if ('left' == $position) : ?>
 										<div class="input-group-prepend">
-											<span class="input-group-text"><?php echo wpinv_currency_symbol( $currency ); ?></span>
+											<span class="input-group-text"><?php echo wpinv_currency_symbol($currency); ?></span>
 										</div>
 									<?php endif; ?>
 
-									<input type="text" <?php echo $data_minimum; ?> name="getpaid-items[<?php echo (int) $item->get_id(); ?>][price]" value="<?php echo esc_attr( getpaid_unstandardize_amount( $price ) ); ?>" placeholder="<?php echo esc_attr( getpaid_unstandardize_amount( $item->get_minimum_price() ) ); ?>" class="getpaid-item-price-input p-1 align-middle font-weight-normal shadow-none m-0 rounded-0 text-center border <?php echo $class; ?>" style="width: 64px; line-height: 1; min-height: 35px;">
+									<input type="text" <?php echo $data_minimum; ?> name="getpaid-items[<?php echo (int) $item->get_id(); ?>][price]" value="<?php echo esc_attr(getpaid_unstandardize_amount($price)); ?>" placeholder="<?php echo esc_attr(getpaid_unstandardize_amount($item->get_minimum_price())); ?>" class="getpaid-item-price-input p-1 align-middle font-weight-normal shadow-none m-0 rounded-0 text-center border <?php echo $class; ?>" style="width: 64px; line-height: 1; min-height: 35px;">
 
-									<?php if ( ! empty( $validate_minimum ) ) : ?>
+									<?php if (!empty($validate_minimum)) : ?>
 										<div class="invalid-tooltip">
 											<?php echo $validate_minimum; ?>
 										</div>
 									<?php endif; ?>
 
-									<?php if( 'left' != $position ) : ?>
+									<?php if ('left' != $position) : ?>
 										<div class="input-group-append">
-											<span class="input-group-text"><?php echo wpinv_currency_symbol( $currency ); ?></span>
+											<span class="input-group-text"><?php echo wpinv_currency_symbol($currency); ?></span>
 										</div>
 									<?php endif; ?>
 								</div>
@@ -160,23 +160,23 @@ 
 							<?php
 
 						} else {
-							echo wpinv_price( $item->get_price(), $currency );
+							echo wpinv_price($item->get_price(), $currency);
 
 							?>
-								<input name='getpaid-items[<?php echo (int) $item->get_id(); ?>][price]' type='hidden' class='getpaid-item-price-input' value='<?php echo esc_attr( $item->get_price() ); ?>'>
+								<input name='getpaid-items[<?php echo (int) $item->get_id(); ?>][price]' type='hidden' class='getpaid-item-price-input' value='<?php echo esc_attr($item->get_price()); ?>'>
 							<?php
 						}
 
 						printf(
 							'<small class="d-sm-none text-muted form-text getpaid-mobile-item-subtotal">%s</small>',
-							sprintf( __( 'Subtotal: %s', 'invoicing' ), wpinv_price( $item->get_sub_total(), $currency ) )
+							sprintf(__('Subtotal: %s', 'invoicing'), wpinv_price($item->get_sub_total(), $currency))
 						);
 					}
 
 					// Item quantity.
-					if ( 'quantity' == $key ) {
+					if ('quantity' == $key) {
 
-						if ( $item->allows_quantities() ) {
+						if ($item->allows_quantities()) {
 							?>
 								<input name='getpaid-items[<?php echo (int) $item->get_id(); ?>][quantity]' type="number" step="0.01" style='width: 64px; line-height: 1; min-height: 35px;' class='getpaid-item-quantity-input p-1 align-middle font-weight-normal shadow-none m-0 rounded-0 text-center border' value='<?php echo (float) $item->get_quantity() == 0 ? 1 : (float) $item->get_quantity(); ?>' min='1' <?php echo null !== $max_qty ? 'max="' . (float) $max_qty . '"' : ''  ?> required>
 							<?php
@@ -191,11 +191,11 @@ 
 					}
 
 					// Item sub total.
-					if ( 'subtotal' == $key ) {
-						echo wpinv_price( $item->get_sub_total(), $currency );
+					if ('subtotal' == $key) {
+						echo wpinv_price($item->get_sub_total(), $currency);
 					}
 
-					do_action( "getpaid_payment_form_cart_item_$key", $item, $form );
+					do_action("getpaid_payment_form_cart_item_$key", $item, $form);
 				?>
 
 			</div>
@@ -206,4 +206,4 @@ 
 
 </div>
 <?php
-do_action(  'getpaid_payment_form_cart_item', $form, $item );
+do_action('getpaid_payment_form_cart_item', $form, $item);

includes/class-wpinv-invoice.php

Indentation +2617 added lines, -2617 removed lines

@@ -14,30 +14,30 @@ 
 class WPInv_Invoice extends GetPaid_Data {
 
     /**
-	 * Which data store to load.
-	 *
-	 * @var string
-	 */
+     * Which data store to load.
+     *
+     * @var string
+     */
     protected $data_store_name = 'invoice';
 
     /**
-	 * This is the name of this object type.
-	 *
-	 * @var string
-	 */
+     * This is the name of this object type.
+     *
+     * @var string
+     */
     protected $object_type = 'invoice';
 
     /**
-	 * Item Data array. This is the core item data exposed in APIs.
-	 *
-	 * @since 1.0.19
-	 * @var array
-	 */
-	protected $data = array(
-		'parent_id'            => 0,
-		'status'               => 'wpi-pending',
-		'version'              => '',
-		'date_created'         => null,
+     * Item Data array. This is the core item data exposed in APIs.
+     *
+     * @since 1.0.19
+     * @var array
+     */
+    protected $data = array(
+        'parent_id'            => 0,
+        'status'               => 'wpi-pending',
+        'version'              => '',
+        'date_created'         => null,
         'date_modified'        => null,
         'due_date'             => null,
         'completed_date'       => null,
@@ -60,17 +60,17 @@ 
         'state'                => null,
         'zip'                  => null,
         'company'              => null,
-		'company_id'           => null,
+        'company_id'           => null,
         'vat_number'           => null,
         'vat_rate'             => null,
         'address'              => null,
         'address_confirmed'    => false,
         'shipping'             => null,
-		'subtotal'             => 0,
+        'subtotal'             => 0,
         'total_discount'       => 0,
         'total_tax'            => 0,
-		'total_fees'           => 0,
-		'total'                => 0,
+        'total_fees'           => 0,
+        'total'                => 0,
         'fees'                 => array(),
         'discounts'            => array(),
         'taxes'                => array(),
@@ -82,22 +82,22 @@ 
         'transaction_id'       => '',
         'currency'             => '',
         'disable_taxes'        => false,
-		'subscription_id'      => null,
-		'remote_subscription_id' => null,
-		'is_viewed'            => false,
-		'email_cc'             => '',
-		'template'             => 'quantity', // hours, amount only
-		'created_via'          => null,
+        'subscription_id'      => null,
+        'remote_subscription_id' => null,
+        'is_viewed'            => false,
+        'email_cc'             => '',
+        'template'             => 'quantity', // hours, amount only
+        'created_via'          => null,
     );
 
     /**
-	 * Stores meta in cache for future reads.
-	 *
-	 * A group must be set to to enable caching.
-	 *
-	 * @var string
-	 */
-	protected $cache_group = 'getpaid_invoices';
+     * Stores meta in cache for future reads.
+     *
+     * A group must be set to to enable caching.
+     *
+     * @var string
+     */
+    protected $cache_group = 'getpaid_invoices';
 
     /**
      * Stores a reference to the original WP_Post object
@@ -111,111 +111,111 @@ 
      *
      * @var int
      */
-	protected $recurring_item = null;
+    protected $recurring_item = null;
 
-	/**
+    /**
      * Stores an array of item totals.
-	 *
-	 * e.g $totals['discount'] = array(
-	 * 		'initial'   => 10,
-	 * 		'recurring' => 10,
-	 * )
+     *
+     * e.g $totals['discount'] = array(
+     * 		'initial'   => 10,
+     * 		'recurring' => 10,
+     * )
      *
      * @var array
      */
-	protected $totals = array();
+    protected $totals = array();
 
-	/**
+    /**
      * Tax rate.
-	 *
+     *
      * @var float
      */
-	protected $tax_rate = 0;
+    protected $tax_rate = 0;
 
-	/**
-	 * Stores the status transition information.
-	 *
-	 * @since 1.0.19
-	 * @var bool|array
-	 */
-	protected $status_transition = false;
+    /**
+     * Stores the status transition information.
+     *
+     * @since 1.0.19
+     * @var bool|array
+     */
+    protected $status_transition = false;
 
     /**
-	 * Get the invoice if ID is passed, otherwise the invoice is new and empty.
-	 *
-	 * @param  int|string|object|WPInv_Invoice|WPInv_Legacy_Invoice|WP_Post $invoice Invoice id, key, transaction id, number or object to read.
-	 */
+     * Get the invoice if ID is passed, otherwise the invoice is new and empty.
+     *
+     * @param  int|string|object|WPInv_Invoice|WPInv_Legacy_Invoice|WP_Post $invoice Invoice id, key, transaction id, number or object to read.
+     */
     public function __construct( $invoice = 0 ) {
 
         parent::__construct( $invoice );
 
-		if ( ! empty( $invoice ) && is_numeric( $invoice ) && getpaid_is_invoice_post_type( get_post_type( (int) $invoice ) ) ) {
-			$this->set_id( (int) $invoice );
-		} elseif ( $invoice instanceof self ) {
-			$this->set_id( $invoice->get_id() );
-		} elseif ( ! empty( $invoice->ID ) ) {
-			$this->set_id( $invoice->ID );
-		} elseif ( is_array( $invoice ) ) {
-			$this->set_props( $invoice );
-
-			if ( isset( $invoice['ID'] ) ) {
-				$this->set_id( $invoice['ID'] );
-			}
-
-		} elseif ( is_string( $invoice ) && $invoice_id = self::get_invoice_id_by_field( $invoice, 'key' ) ) {
-			$this->set_id( $invoice_id );
-		} elseif ( is_string( $invoice ) && $invoice_id = self::get_invoice_id_by_field( $invoice, 'number' ) ) {
-			$this->set_id( $invoice_id );
-		} elseif ( is_string( $invoice ) && $invoice_id = self::get_invoice_id_by_field( $invoice, 'transaction_id' ) ) {
-			$this->set_id( $invoice_id );
-		} else {
-			$this->set_object_read( true );
-		}
+        if ( ! empty( $invoice ) && is_numeric( $invoice ) && getpaid_is_invoice_post_type( get_post_type( (int) $invoice ) ) ) {
+            $this->set_id( (int) $invoice );
+        } elseif ( $invoice instanceof self ) {
+            $this->set_id( $invoice->get_id() );
+        } elseif ( ! empty( $invoice->ID ) ) {
+            $this->set_id( $invoice->ID );
+        } elseif ( is_array( $invoice ) ) {
+            $this->set_props( $invoice );
+
+            if ( isset( $invoice['ID'] ) ) {
+                $this->set_id( $invoice['ID'] );
+            }
+
+        } elseif ( is_string( $invoice ) && $invoice_id = self::get_invoice_id_by_field( $invoice, 'key' ) ) {
+            $this->set_id( $invoice_id );
+        } elseif ( is_string( $invoice ) && $invoice_id = self::get_invoice_id_by_field( $invoice, 'number' ) ) {
+            $this->set_id( $invoice_id );
+        } elseif ( is_string( $invoice ) && $invoice_id = self::get_invoice_id_by_field( $invoice, 'transaction_id' ) ) {
+            $this->set_id( $invoice_id );
+        } else {
+            $this->set_object_read( true );
+        }
 
         // Load the datastore.
-		$this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
+        $this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
 
-		if ( $this->get_id() > 0 ) {
+        if ( $this->get_id() > 0 ) {
             $this->post = get_post( $this->get_id() );
             $this->ID   = $this->get_id();
-			$this->data_store->read( $this );
+            $this->data_store->read( $this );
         }
 
     }
 
     /**
-	 * Given an invoice key/number, it returns its id.
-	 *
-	 *
-	 * @static
-	 * @param string $value The invoice key or number
-	 * @param string $field Either key, transaction_id or number.
-	 * @since 1.0.15
-	 * @return int
-	 */
-	public static function get_invoice_id_by_field( $value, $field = 'key' ) {
+     * Given an invoice key/number, it returns its id.
+     *
+     *
+     * @static
+     * @param string $value The invoice key or number
+     * @param string $field Either key, transaction_id or number.
+     * @since 1.0.15
+     * @return int
+     */
+    public static function get_invoice_id_by_field( $value, $field = 'key' ) {
         global $wpdb;
 
-		// Trim the value.
-		$value = trim( $value );
+        // Trim the value.
+        $value = trim( $value );
 
-		if ( empty( $value ) ) {
-			return 0;
-		}
+        if ( empty( $value ) ) {
+            return 0;
+        }
 
         // Valid fields.
         $fields = array( 'key', 'number', 'transaction_id' );
 
-		// Ensure a field has been passed.
-		if ( empty( $field ) || ! in_array( $field, $fields ) ) {
-			return 0;
-		}
+        // Ensure a field has been passed.
+        if ( empty( $field ) || ! in_array( $field, $fields ) ) {
+            return 0;
+        }
 
-		// Maybe retrieve from the cache.
-		$invoice_id   = wp_cache_get( $value, "getpaid_invoice_{$field}s_to_invoice_ids" );
-		if ( false !== $invoice_id ) {
-			return $invoice_id;
-		}
+        // Maybe retrieve from the cache.
+        $invoice_id   = wp_cache_get( $value, "getpaid_invoice_{$field}s_to_invoice_ids" );
+        if ( false !== $invoice_id ) {
+            return $invoice_id;
+        }
 
         // Fetch from the db.
         $table       = $wpdb->prefix . 'getpaid_invoices';
@@ -223,10 +223,10 @@ 
             $wpdb->prepare( "SELECT `post_id` FROM $table WHERE `$field`=%s LIMIT 1", $value )
         );
 
-		// Update the cache with our data
-		wp_cache_set( $value, $invoice_id, "getpaid_invoice_{$field}s_to_invoice_ids" );
+        // Update the cache with our data
+        wp_cache_set( $value, $invoice_id, "getpaid_invoice_{$field}s_to_invoice_ids" );
 
-		return $invoice_id;
+        return $invoice_id;
     }
 
     /**
@@ -252,83 +252,83 @@ 
     */
 
     /**
-	 * Get parent invoice ID.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_parent_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'parent_id', $context );
+     * Get parent invoice ID.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_parent_id( $context = 'view' ) {
+        return (int) $this->get_prop( 'parent_id', $context );
     }
 
     /**
-	 * Get parent invoice.
-	 *
-	 * @since 1.0.19
-	 * @return WPInv_Invoice
-	 */
+     * Get parent invoice.
+     *
+     * @since 1.0.19
+     * @return WPInv_Invoice
+     */
     public function get_parent_payment() {
         return new WPInv_Invoice( $this->get_parent_id() );
     }
 
     /**
-	 * Alias for self::get_parent_payment().
-	 *
-	 * @since 1.0.19
-	 * @return WPInv_Invoice
-	 */
+     * Alias for self::get_parent_payment().
+     *
+     * @since 1.0.19
+     * @return WPInv_Invoice
+     */
     public function get_parent() {
         return $this->get_parent_payment();
     }
 
     /**
-	 * Get invoice status.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_status( $context = 'view' ) {
-		return $this->get_prop( 'status', $context );
-	}
+     * Get invoice status.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_status( $context = 'view' ) {
+        return $this->get_prop( 'status', $context );
+    }
 	
-	/**
-	 * Retrieves an array of possible invoice statuses.
-	 *
-	 * @since 1.0.19
-	 * @return array
-	 */
-	public function get_all_statuses() {
-		return wpinv_get_invoice_statuses( true, true, $this );
-    }
-
-    /**
-	 * Get invoice status nice name.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
+    /**
+     * Retrieves an array of possible invoice statuses.
+     *
+     * @since 1.0.19
+     * @return array
+     */
+    public function get_all_statuses() {
+        return wpinv_get_invoice_statuses( true, true, $this );
+    }
+
+    /**
+     * Get invoice status nice name.
+     *
+     * @since 1.0.19
+     * @return string
+     */
     public function get_status_nicename() {
-		$statuses = $this->get_all_statuses();
+        $statuses = $this->get_all_statuses();
 
         $status = isset( $statuses[ $this->get_status() ] ) ? $statuses[ $this->get_status() ] : $this->get_status();
 
         return apply_filters( 'wpinv_get_invoice_status_nicename', $status, $this );
     }
 
-	/**
-	 * Retrieves the invoice status class
-	 *
-	 * @since  1.0.19
-	 * @return string
-	 */
-	public function get_status_class() {
-		$statuses = getpaid_get_invoice_status_classes();
-		return isset( $statuses[ $this->get_status() ] ) ? $statuses[ $this->get_status() ] : 'badge-dark';
-	}
+    /**
+     * Retrieves the invoice status class
+     *
+     * @since  1.0.19
+     * @return string
+     */
+    public function get_status_class() {
+        $statuses = getpaid_get_invoice_status_classes();
+        return isset( $statuses[ $this->get_status() ] ) ? $statuses[ $this->get_status() ] : 'badge-dark';
+    }
 
-	/**
+    /**
      * Retrieves the invoice status label html
      *
      * @since  1.0.0
@@ -336,263 +336,263 @@ 
      */
     public function get_status_label_html() {
 
-		$status_label = sanitize_text_field( $this->get_status_nicename() );
-		$status       = sanitize_html_class( $this->get_status() );
-		$class        = esc_attr( $this->get_status_class() );
+        $status_label = sanitize_text_field( $this->get_status_nicename() );
+        $status       = sanitize_html_class( $this->get_status() );
+        $class        = esc_attr( $this->get_status_class() );
 
-		return "<span class='bsui'><span class='badge $class $status'>$status_label</span></span>";
-	}
+        return "<span class='bsui'><span class='badge $class $status'>$status_label</span></span>";
+    }
 
     /**
-	 * Get plugin version when the invoice was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_version( $context = 'view' ) {
-		return $this->get_prop( 'version', $context );
-	}
+     * Get plugin version when the invoice was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_version( $context = 'view' ) {
+        return $this->get_prop( 'version', $context );
+    }
 
-	/**
-	 * @deprecated
-	 */
-	public function get_invoice_date( $format = true ) {
-		$date      = getpaid_format_date( $this->get_date_completed() );
-		$date      = empty( $date ) ? $this->get_date_created() : $this->get_date_completed();
-		$formatted = getpaid_format_date( $date );
+    /**
+     * @deprecated
+     */
+    public function get_invoice_date( $format = true ) {
+        $date      = getpaid_format_date( $this->get_date_completed() );
+        $date      = empty( $date ) ? $this->get_date_created() : $this->get_date_completed();
+        $formatted = getpaid_format_date( $date );
 
-		if ( $format ) {
-			return $formatted;
-		}
+        if ( $format ) {
+            return $formatted;
+        }
 
-		return empty( $formatted ) ? '' : $date;
+        return empty( $formatted ) ? '' : $date;
 
     }
 
     /**
-	 * Get date when the invoice was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_created( $context = 'view' ) {
-		return $this->get_prop( 'date_created', $context );
-	}
+     * Get date when the invoice was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_created( $context = 'view' ) {
+        return $this->get_prop( 'date_created', $context );
+    }
 	
-	/**
-	 * Alias for self::get_date_created().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_created_date( $context = 'view' ) {
-		return $this->get_date_created( $context );
-    }
-
-    /**
-	 * Get GMT date when the invoice was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_created_gmt( $context = 'view' ) {
+    /**
+     * Alias for self::get_date_created().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_created_date( $context = 'view' ) {
+        return $this->get_date_created( $context );
+    }
+
+    /**
+     * Get GMT date when the invoice was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_created_gmt( $context = 'view' ) {
         $date = $this->get_date_created( $context );
 
         if ( $date ) {
             $date = get_gmt_from_date( $date );
         }
-		return $date;
+        return $date;
     }
 
     /**
-	 * Get date when the invoice was last modified.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_modified( $context = 'view' ) {
-		return $this->get_prop( 'date_modified', $context );
-	}
+     * Get date when the invoice was last modified.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_modified( $context = 'view' ) {
+        return $this->get_prop( 'date_modified', $context );
+    }
 
-	/**
-	 * Alias for self::get_date_modified().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_modified_date( $context = 'view' ) {
-		return $this->get_date_modified( $context );
+    /**
+     * Alias for self::get_date_modified().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_modified_date( $context = 'view' ) {
+        return $this->get_date_modified( $context );
     }
 
     /**
-	 * Get GMT date when the invoice was last modified.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_modified_gmt( $context = 'view' ) {
+     * Get GMT date when the invoice was last modified.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_modified_gmt( $context = 'view' ) {
         $date = $this->get_date_modified( $context );
 
         if ( $date ) {
             $date = get_gmt_from_date( $date );
         }
-		return $date;
+        return $date;
     }
 
     /**
-	 * Get the invoice due date.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_due_date( $context = 'view' ) {
-		return $this->get_prop( 'due_date', $context );
+     * Get the invoice due date.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_due_date( $context = 'view' ) {
+        return $this->get_prop( 'due_date', $context );
     }
 
     /**
-	 * Alias for self::get_due_date().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_due( $context = 'view' ) {
-		return $this->get_due_date( $context );
+     * Alias for self::get_due_date().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_due( $context = 'view' ) {
+        return $this->get_due_date( $context );
     }
 
     /**
-	 * Get the invoice GMT due date.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_due_date_gmt( $context = 'view' ) {
+     * Get the invoice GMT due date.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_due_date_gmt( $context = 'view' ) {
         $date = $this->get_due_date( $context );
 
         if ( $date ) {
             $date = get_gmt_from_date( $date );
         }
-		return $date;
+        return $date;
     }
 
     /**
-	 * Alias for self::get_due_date_gmt().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_gmt_date_due( $context = 'view' ) {
-		return $this->get_due_date_gmt( $context );
+     * Alias for self::get_due_date_gmt().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_gmt_date_due( $context = 'view' ) {
+        return $this->get_due_date_gmt( $context );
     }
 
     /**
-	 * Get date when the invoice was completed.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_completed_date( $context = 'view' ) {
-		return $this->get_prop( 'completed_date', $context );
+     * Get date when the invoice was completed.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_completed_date( $context = 'view' ) {
+        return $this->get_prop( 'completed_date', $context );
     }
 
     /**
-	 * Alias for self::get_completed_date().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_completed( $context = 'view' ) {
-		return $this->get_completed_date( $context );
+     * Alias for self::get_completed_date().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_completed( $context = 'view' ) {
+        return $this->get_completed_date( $context );
     }
 
     /**
-	 * Get GMT date when the invoice was was completed.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_completed_date_gmt( $context = 'view' ) {
+     * Get GMT date when the invoice was was completed.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_completed_date_gmt( $context = 'view' ) {
         $date = $this->get_completed_date( $context );
 
         if ( $date ) {
             $date = get_gmt_from_date( $date );
         }
-		return $date;
+        return $date;
     }
 
     /**
-	 * Alias for self::get_completed_date_gmt().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_gmt_completed_date( $context = 'view' ) {
-		return $this->get_completed_date_gmt( $context );
+     * Alias for self::get_completed_date_gmt().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_gmt_completed_date( $context = 'view' ) {
+        return $this->get_completed_date_gmt( $context );
     }
 
     /**
-	 * Get the invoice number.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_number( $context = 'view' ) {
-		$number = $this->get_prop( 'number', $context );
+     * Get the invoice number.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_number( $context = 'view' ) {
+        $number = $this->get_prop( 'number', $context );
 
-		if ( empty( $number ) ) {
-			$number = $this->generate_number();
-			$this->set_number( $this->generate_number() );
-		}
+        if ( empty( $number ) ) {
+            $number = $this->generate_number();
+            $this->set_number( $this->generate_number() );
+        }
 
-		return $number;
+        return $number;
     }
 
-	/**
-	 * Set the invoice number.
-	 *
-	 * @since 1.0.19
-	 */
-	public function maybe_set_number() {
+    /**
+     * Set the invoice number.
+     *
+     * @since 1.0.19
+     */
+    public function maybe_set_number() {
         $number = $this->get_number();
 
         if ( empty( $number ) || $this->get_id() == $number ) {
-			$this->set_number( $this->generate_number() );
+            $this->set_number( $this->generate_number() );
         }
 
-	}
+    }
 
     /**
-	 * Get the invoice key.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_key( $context = 'view' ) {
+     * Get the invoice key.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_key( $context = 'view' ) {
         return $this->get_prop( 'key', $context );
-	}
-
-	/**
-	 * Set the invoice key.
-	 *
-	 * @since 1.0.19
-	 */
-	public function maybe_set_key() {
+    }
+
+    /**
+     * Set the invoice key.
+     *
+     * @since 1.0.19
+     */
+    public function maybe_set_key() {
         $key = $this->get_key();
 
         if ( empty( $key ) ) {
@@ -603,140 +603,140 @@ 
     }
 
     /**
-	 * Get the invoice type.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_type( $context = 'view' ) {
+     * Get the invoice type.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_type( $context = 'view' ) {
         return $this->get_prop( 'type', $context );
-	}
-
-	/**
-	 * Returns the post type name.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_invoice_quote_type() {
+    }
+
+    /**
+     * Returns the post type name.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_invoice_quote_type() {
         return getpaid_get_post_type_label( $this->get_post_type(), false );
     }
 
     /**
-	 * Get the invoice post type label.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_label( $context = 'view' ) {
+     * Get the invoice post type label.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_label( $context = 'view' ) {
         return getpaid_get_post_type_label( $this->get_post_type( $context ), false );
-	}
-
-	/**
-	 * Get the invoice post type.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_post_type( $context = 'view' ) {
+    }
+
+    /**
+     * Get the invoice post type.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_post_type( $context = 'view' ) {
         return $this->get_prop( 'post_type', $context );
     }
 
     /**
-	 * Get the invoice mode.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_mode( $context = 'view' ) {
+     * Get the invoice mode.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_mode( $context = 'view' ) {
         return $this->get_prop( 'mode', $context );
     }
 
     /**
-	 * Get the invoice path.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_path( $context = 'view' ) {
+     * Get the invoice path.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_path( $context = 'view' ) {
         $path   = $this->get_prop( 'path', $context );
-		$prefix = $this->get_type();
+        $prefix = $this->get_type();
 
-		if ( 0 !== strpos( $path, $prefix ) ) {
-			$path = sanitize_title(  $prefix . '-' . $this->get_id()  );
-			$this->set_path( $path );
-		}
+        if ( 0 !== strpos( $path, $prefix ) ) {
+            $path = sanitize_title(  $prefix . '-' . $this->get_id()  );
+            $this->set_path( $path );
+        }
 
-		return $path;
+        return $path;
     }
 
     /**
-	 * Get the invoice name/title.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_name( $context = 'view' ) {
+     * Get the invoice name/title.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_name( $context = 'view' ) {
         return $this->get_prop( 'title', $context );
     }
 
     /**
-	 * Alias of self::get_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_title( $context = 'view' ) {
-		return $this->get_name( $context );
+     * Alias of self::get_name().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_title( $context = 'view' ) {
+        return $this->get_name( $context );
     }
 
     /**
-	 * Get the invoice description.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_description( $context = 'view' ) {
-		return $this->get_prop( 'description', $context );
+     * Get the invoice description.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_description( $context = 'view' ) {
+        return $this->get_prop( 'description', $context );
     }
 
     /**
-	 * Alias of self::get_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_excerpt( $context = 'view' ) {
-		return $this->get_description( $context );
+     * Alias of self::get_description().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_excerpt( $context = 'view' ) {
+        return $this->get_description( $context );
     }
 
     /**
-	 * Alias of self::get_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_summary( $context = 'view' ) {
-		return $this->get_description( $context );
+     * Alias of self::get_description().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_summary( $context = 'view' ) {
+        return $this->get_description( $context );
     }
 
     /**
-	 * Returns the user info.
-	 *
-	 * @since 1.0.19
+     * Returns the user info.
+     *
+     * @since 1.0.19
      * @param  string $context View or edit context.
-	 * @return array
-	 */
+     * @return array
+     */
     public function get_user_info( $context = 'view' ) {
 
         $user_info = array(
@@ -751,683 +751,683 @@ 
             'state'      => $this->get_state( $context ),
             'zip'        => $this->get_zip( $context ),
             'company'    => $this->get_company( $context ),
-			'company_id' => $this->get_company_id( $context ),
+            'company_id' => $this->get_company_id( $context ),
             'vat_number' => $this->get_vat_number( $context ),
             'discount'   => $this->get_discount_code( $context ),
-		);
+        );
 
-		return apply_filters( 'wpinv_user_info', $user_info, $this->get_id(), $this );
+        return apply_filters( 'wpinv_user_info', $user_info, $this->get_id(), $this );
 
     }
 
     /**
-	 * Get the customer id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_author( $context = 'view' ) {
-		return (int) $this->get_prop( 'author', $context );
+     * Get the customer id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_author( $context = 'view' ) {
+        return (int) $this->get_prop( 'author', $context );
     }
 
     /**
-	 * Alias of self::get_author().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_user_id( $context = 'view' ) {
-		return $this->get_author( $context );
+     * Alias of self::get_author().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_user_id( $context = 'view' ) {
+        return $this->get_author( $context );
     }
 
-     /**
-	 * Alias of self::get_author().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_customer_id( $context = 'view' ) {
-		return $this->get_author( $context );
+        /**
+         * Alias of self::get_author().
+         *
+         * @since 1.0.19
+         * @param  string $context View or edit context.
+         * @return int
+         */
+    public function get_customer_id( $context = 'view' ) {
+        return $this->get_author( $context );
     }
 
     /**
-	 * Get the customer's ip.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_ip( $context = 'view' ) {
-		return $this->get_prop( 'user_ip', $context );
+     * Get the customer's ip.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_ip( $context = 'view' ) {
+        return $this->get_prop( 'user_ip', $context );
     }
 
     /**
-	 * Alias of self::get_ip().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_ip( $context = 'view' ) {
-		return $this->get_ip( $context );
+     * Alias of self::get_ip().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_ip( $context = 'view' ) {
+        return $this->get_ip( $context );
     }
 
-     /**
-	 * Alias of self::get_ip().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_ip( $context = 'view' ) {
-		return $this->get_ip( $context );
+        /**
+         * Alias of self::get_ip().
+         *
+         * @since 1.0.19
+         * @param  string $context View or edit context.
+         * @return string
+         */
+    public function get_customer_ip( $context = 'view' ) {
+        return $this->get_ip( $context );
     }
 
     /**
-	 * Get the customer's first name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_first_name( $context = 'view' ) {
-		return $this->get_prop( 'first_name', $context );
+     * Get the customer's first name.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_first_name( $context = 'view' ) {
+        return $this->get_prop( 'first_name', $context );
     }
 
     /**
-	 * Alias of self::get_first_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_first_name( $context = 'view' ) {
-		return $this->get_first_name( $context );
+     * Alias of self::get_first_name().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_first_name( $context = 'view' ) {
+        return $this->get_first_name( $context );
     }
 
-     /**
-	 * Alias of self::get_first_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_first_name( $context = 'view' ) {
-		return $this->get_first_name( $context );
+        /**
+         * Alias of self::get_first_name().
+         *
+         * @since 1.0.19
+         * @param  string $context View or edit context.
+         * @return string
+         */
+    public function get_customer_first_name( $context = 'view' ) {
+        return $this->get_first_name( $context );
     }
 
     /**
-	 * Get the customer's last name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_last_name( $context = 'view' ) {
-		return $this->get_prop( 'last_name', $context );
+     * Get the customer's last name.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_last_name( $context = 'view' ) {
+        return $this->get_prop( 'last_name', $context );
     }
 
     /**
-	 * Alias of self::get_last_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_last_name( $context = 'view' ) {
-		return $this->get_last_name( $context );
+     * Alias of self::get_last_name().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_last_name( $context = 'view' ) {
+        return $this->get_last_name( $context );
     }
 
     /**
-	 * Alias of self::get_last_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_last_name( $context = 'view' ) {
-		return $this->get_last_name( $context );
+     * Alias of self::get_last_name().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_last_name( $context = 'view' ) {
+        return $this->get_last_name( $context );
     }
 
     /**
-	 * Get the customer's full name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_full_name( $context = 'view' ) {
-		$name = trim( $this->get_first_name( $context ) . ' ' . $this->get_last_name( $context ) );
+     * Get the customer's full name.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_full_name( $context = 'view' ) {
+        $name = trim( $this->get_first_name( $context ) . ' ' . $this->get_last_name( $context ) );
 
-		if ( ! $name ) {
-			$user = get_userdata( $this->get_author( $context ) );
+        if ( ! $name ) {
+            $user = get_userdata( $this->get_author( $context ) );
 
-			if ( $user ) {
-				$name = $user->display_name;
-			}
-		}
+            if ( $user ) {
+                $name = $user->display_name;
+            }
+        }
 
-		if ( ! $name ) {
-			$name = $this->get_email( $context );
-		}
+        if ( ! $name ) {
+            $name = $this->get_email( $context );
+        }
 
-		return apply_filters( 'wpinv_invoice_user_full_name', $name, $this );
+        return apply_filters( 'wpinv_invoice_user_full_name', $name, $this );
     }
 
     /**
-	 * Alias of self::get_full_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_full_name( $context = 'view' ) {
-		return $this->get_full_name( $context );
+     * Alias of self::get_full_name().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_full_name( $context = 'view' ) {
+        return $this->get_full_name( $context );
     }
 
     /**
-	 * Alias of self::get_full_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_full_name( $context = 'view' ) {
-		return $this->get_full_name( $context );
+     * Alias of self::get_full_name().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_full_name( $context = 'view' ) {
+        return $this->get_full_name( $context );
     }
 
     /**
-	 * Get the customer's phone number.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_phone( $context = 'view' ) {
-		return $this->get_prop( 'phone', $context );
+     * Get the customer's phone number.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_phone( $context = 'view' ) {
+        return $this->get_prop( 'phone', $context );
     }
 
     /**
-	 * Alias of self::get_phone().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_phone_number( $context = 'view' ) {
-		return $this->get_phone( $context );
+     * Alias of self::get_phone().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_phone_number( $context = 'view' ) {
+        return $this->get_phone( $context );
     }
 
     /**
-	 * Alias of self::get_phone().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_phone( $context = 'view' ) {
-		return $this->get_phone( $context );
+     * Alias of self::get_phone().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_phone( $context = 'view' ) {
+        return $this->get_phone( $context );
     }
 
     /**
-	 * Alias of self::get_phone().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_phone( $context = 'view' ) {
-		return $this->get_phone( $context );
+     * Alias of self::get_phone().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_phone( $context = 'view' ) {
+        return $this->get_phone( $context );
     }
 
     /**
-	 * Get the customer's email address.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_email( $context = 'view' ) {
-		return $this->get_prop( 'email', $context );
+     * Get the customer's email address.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_email( $context = 'view' ) {
+        return $this->get_prop( 'email', $context );
     }
 
     /**
-	 * Alias of self::get_email().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_email_address( $context = 'view' ) {
-		return $this->get_email( $context );
+     * Alias of self::get_email().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_email_address( $context = 'view' ) {
+        return $this->get_email( $context );
     }
 
     /**
-	 * Alias of self::get_email().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_email( $context = 'view' ) {
-		return $this->get_email( $context );
+     * Alias of self::get_email().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_email( $context = 'view' ) {
+        return $this->get_email( $context );
     }
 
     /**
-	 * Alias of self::get_email().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_email( $context = 'view' ) {
-		return $this->get_email( $context );
+     * Alias of self::get_email().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_email( $context = 'view' ) {
+        return $this->get_email( $context );
+    }
+
+    /**
+     * Get the customer's country.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_country( $context = 'view' ) {
+        $country = $this->get_prop( 'country', $context );
+        return empty( $country ) ? wpinv_get_default_country() : $country;
     }
 
     /**
-	 * Get the customer's country.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_country( $context = 'view' ) {
-		$country = $this->get_prop( 'country', $context );
-		return empty( $country ) ? wpinv_get_default_country() : $country;
+     * Alias of self::get_country().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_country( $context = 'view' ) {
+        return $this->get_country( $context );
     }
 
     /**
-	 * Alias of self::get_country().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_country( $context = 'view' ) {
-		return $this->get_country( $context );
+     * Alias of self::get_country().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_country( $context = 'view' ) {
+        return $this->get_country( $context );
+    }
+
+    /**
+     * Get the customer's state.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_state( $context = 'view' ) {
+        $state = $this->get_prop( 'state', $context );
+        return empty( $state ) ? wpinv_get_default_state() : $state;
+    }
+
+    /**
+     * Alias of self::get_state().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_state( $context = 'view' ) {
+        return $this->get_state( $context );
+    }
+
+    /**
+     * Alias of self::get_state().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_state( $context = 'view' ) {
+        return $this->get_state( $context );
+    }
+
+    /**
+     * Get the customer's city.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_city( $context = 'view' ) {
+        return $this->get_prop( 'city', $context );
+    }
+
+    /**
+     * Alias of self::get_city().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_city( $context = 'view' ) {
+        return $this->get_city( $context );
     }
 
     /**
-	 * Alias of self::get_country().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_country( $context = 'view' ) {
-		return $this->get_country( $context );
+     * Alias of self::get_city().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_city( $context = 'view' ) {
+        return $this->get_city( $context );
     }
 
     /**
-	 * Get the customer's state.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_state( $context = 'view' ) {
-		$state = $this->get_prop( 'state', $context );
-		return empty( $state ) ? wpinv_get_default_state() : $state;
+     * Get the customer's zip.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_zip( $context = 'view' ) {
+        return $this->get_prop( 'zip', $context );
     }
 
     /**
-	 * Alias of self::get_state().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_state( $context = 'view' ) {
-		return $this->get_state( $context );
+     * Alias of self::get_zip().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_zip( $context = 'view' ) {
+        return $this->get_zip( $context );
     }
 
     /**
-	 * Alias of self::get_state().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_state( $context = 'view' ) {
-		return $this->get_state( $context );
+     * Alias of self::get_zip().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_zip( $context = 'view' ) {
+        return $this->get_zip( $context );
     }
 
     /**
-	 * Get the customer's city.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_city( $context = 'view' ) {
-		return $this->get_prop( 'city', $context );
+     * Get the customer's company.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_company( $context = 'view' ) {
+        return $this->get_prop( 'company', $context );
     }
 
     /**
-	 * Alias of self::get_city().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_city( $context = 'view' ) {
-		return $this->get_city( $context );
+     * Alias of self::get_company().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_company( $context = 'view' ) {
+        return $this->get_company( $context );
     }
 
     /**
-	 * Alias of self::get_city().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_city( $context = 'view' ) {
-		return $this->get_city( $context );
+     * Alias of self::get_company().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_company( $context = 'view' ) {
+        return $this->get_company( $context );
     }
 
     /**
-	 * Get the customer's zip.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_zip( $context = 'view' ) {
-		return $this->get_prop( 'zip', $context );
+     * Get the customer's company id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_company_id( $context = 'view' ) {
+        return $this->get_prop( 'company_id', $context );
     }
 
     /**
-	 * Alias of self::get_zip().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_zip( $context = 'view' ) {
-		return $this->get_zip( $context );
+     * Get the customer's vat number.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_vat_number( $context = 'view' ) {
+        return $this->get_prop( 'vat_number', $context );
     }
 
     /**
-	 * Alias of self::get_zip().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_zip( $context = 'view' ) {
-		return $this->get_zip( $context );
+     * Alias of self::get_vat_number().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_vat_number( $context = 'view' ) {
+        return $this->get_vat_number( $context );
     }
 
     /**
-	 * Get the customer's company.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_company( $context = 'view' ) {
-		return $this->get_prop( 'company', $context );
+     * Alias of self::get_vat_number().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_vat_number( $context = 'view' ) {
+        return $this->get_vat_number( $context );
     }
 
     /**
-	 * Alias of self::get_company().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_company( $context = 'view' ) {
-		return $this->get_company( $context );
+     * Get the customer's vat rate.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_vat_rate( $context = 'view' ) {
+        return $this->get_prop( 'vat_rate', $context );
     }
 
     /**
-	 * Alias of self::get_company().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_company( $context = 'view' ) {
-		return $this->get_company( $context );
+     * Alias of self::get_vat_rate().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_vat_rate( $context = 'view' ) {
+        return $this->get_vat_rate( $context );
     }
 
-	/**
-	 * Get the customer's company id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_company_id( $context = 'view' ) {
-		return $this->get_prop( 'company_id', $context );
+    /**
+     * Alias of self::get_vat_rate().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_vat_rate( $context = 'view' ) {
+        return $this->get_vat_rate( $context );
     }
 
     /**
-	 * Get the customer's vat number.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_vat_number( $context = 'view' ) {
-		return $this->get_prop( 'vat_number', $context );
+     * Get the customer's address.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_address( $context = 'view' ) {
+        return $this->get_prop( 'address', $context );
     }
 
     /**
-	 * Alias of self::get_vat_number().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_vat_number( $context = 'view' ) {
-		return $this->get_vat_number( $context );
+     * Alias of self::get_address().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_address( $context = 'view' ) {
+        return $this->get_address( $context );
     }
 
     /**
-	 * Alias of self::get_vat_number().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_vat_number( $context = 'view' ) {
-		return $this->get_vat_number( $context );
+     * Alias of self::get_address().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_address( $context = 'view' ) {
+        return $this->get_address( $context );
     }
 
-    /**
-	 * Get the customer's vat rate.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_vat_rate( $context = 'view' ) {
-		return $this->get_prop( 'vat_rate', $context );
-    }
-
-    /**
-	 * Alias of self::get_vat_rate().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_vat_rate( $context = 'view' ) {
-		return $this->get_vat_rate( $context );
-    }
-
-    /**
-	 * Alias of self::get_vat_rate().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_vat_rate( $context = 'view' ) {
-		return $this->get_vat_rate( $context );
-    }
-
-    /**
-	 * Get the customer's address.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_address( $context = 'view' ) {
-		return $this->get_prop( 'address', $context );
-    }
-
-    /**
-	 * Alias of self::get_address().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_address( $context = 'view' ) {
-		return $this->get_address( $context );
-    }
-
-    /**
-	 * Alias of self::get_address().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_address( $context = 'view' ) {
-		return $this->get_address( $context );
-    }
-
-    /**
-	 * Get whether the customer has viewed the invoice or not.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_is_viewed( $context = 'view' ) {
-		return (bool) $this->get_prop( 'is_viewed', $context );
-	}
-
-	/**
-	 * Get other recipients for invoice communications.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_email_cc( $context = 'view' ) {
-		return $this->get_prop( 'email_cc', $context );
-	}
-
-	/**
-	 * Get invoice template.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_template( $context = 'view' ) {
-		return $this->get_prop( 'template', $context );
-	}
-
-	/**
-	 * Get invoice source.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_created_via( $context = 'view' ) {
-		return $this->get_prop( 'created_via', $context );
-	}
-
-	/**
-	 * Get whether the customer has confirmed their address.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_address_confirmed( $context = 'view' ) {
-		return (bool) $this->get_prop( 'address_confirmed', $context );
-    }
-
-    /**
-	 * Alias of self::get_address_confirmed().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_user_address_confirmed( $context = 'view' ) {
-		return $this->get_address_confirmed( $context );
-    }
-
-    /**
-	 * Alias of self::get_address().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_customer_address_confirmed( $context = 'view' ) {
-		return $this->get_address_confirmed( $context );
-    }
-
-	/**
-	 * Get the shipping address.
-	 *
-	 * @since 1.0.19
-	 * @return array|false
-	 */
-	public function get_shipping_address() {
-
-		$shipping_address = get_post_meta( $this->get_id(), 'shipping_address', true );
-		return is_array( $shipping_address ) ? $shipping_address : false;
-    }
-
-	/**
-	 * Check if the invoice has a shipping address.
-	 */
-	public function has_shipping_address() {
-		return false !== $this->get_shipping_address();
-    }
-
-	/**
-	 * Get the shipping amount.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_shipping( $context = 'view' ) {
-
-		if ( $context = 'view' ) {
-			return floatval( $this->get_prop( 'shipping', $context ) );
-		}
+    /**
+     * Get whether the customer has viewed the invoice or not.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_is_viewed( $context = 'view' ) {
+        return (bool) $this->get_prop( 'is_viewed', $context );
+    }
+
+    /**
+     * Get other recipients for invoice communications.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_email_cc( $context = 'view' ) {
+        return $this->get_prop( 'email_cc', $context );
+    }
+
+    /**
+     * Get invoice template.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_template( $context = 'view' ) {
+        return $this->get_prop( 'template', $context );
+    }
+
+    /**
+     * Get invoice source.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_created_via( $context = 'view' ) {
+        return $this->get_prop( 'created_via', $context );
+    }
+
+    /**
+     * Get whether the customer has confirmed their address.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_address_confirmed( $context = 'view' ) {
+        return (bool) $this->get_prop( 'address_confirmed', $context );
+    }
+
+    /**
+     * Alias of self::get_address_confirmed().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_user_address_confirmed( $context = 'view' ) {
+        return $this->get_address_confirmed( $context );
+    }
+
+    /**
+     * Alias of self::get_address().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_customer_address_confirmed( $context = 'view' ) {
+        return $this->get_address_confirmed( $context );
+    }
+
+    /**
+     * Get the shipping address.
+     *
+     * @since 1.0.19
+     * @return array|false
+     */
+    public function get_shipping_address() {
+
+        $shipping_address = get_post_meta( $this->get_id(), 'shipping_address', true );
+        return is_array( $shipping_address ) ? $shipping_address : false;
+    }
+
+    /**
+     * Check if the invoice has a shipping address.
+     */
+    public function has_shipping_address() {
+        return false !== $this->get_shipping_address();
+    }
+
+    /**
+     * Get the shipping amount.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_shipping( $context = 'view' ) {
+
+        if ( $context = 'view' ) {
+            return floatval( $this->get_prop( 'shipping', $context ) );
+        }
  
-		return $this->get_prop( 'shipping', $context );
+        return $this->get_prop( 'shipping', $context );
     }
 
-	public function has_shipping() {
-		return defined( 'GETPAID_SHIPPING_CALCULATOR_VERSION' ) && null !== $this->get_prop( 'shipping', 'edit' );
+    public function has_shipping() {
+        return defined( 'GETPAID_SHIPPING_CALCULATOR_VERSION' ) && null !== $this->get_prop( 'shipping', 'edit' );
     }
 
     /**
-	 * Get the invoice subtotal.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_subtotal( $context = 'view' ) {
+     * Get the invoice subtotal.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_subtotal( $context = 'view' ) {
         $subtotal = (float) $this->get_prop( 'subtotal', $context );
 
         // Backwards compatibility.
@@ -1439,198 +1439,198 @@ 
     }
 
     /**
-	 * Get the invoice discount total.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_total_discount( $context = 'view' ) {
-		return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total_discount', $context ) ) );
+     * Get the invoice discount total.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_total_discount( $context = 'view' ) {
+        return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total_discount', $context ) ) );
     }
 
     /**
-	 * Get the invoice tax total.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_total_tax( $context = 'view' ) {
-		return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total_tax', $context ) ) );
-	}
+     * Get the invoice tax total.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_total_tax( $context = 'view' ) {
+        return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total_tax', $context ) ) );
+    }
 
-	/**
-	 * @deprecated
-	 */
-	public function get_final_tax( $currency = false ) {
-		$tax = $this->get_total_tax();
+    /**
+     * @deprecated
+     */
+    public function get_final_tax( $currency = false ) {
+        $tax = $this->get_total_tax();
 
         if ( $currency ) {
-			return wpinv_price( $tax, $this->get_currency() );
+            return wpinv_price( $tax, $this->get_currency() );
         }
 
         return $tax;
     }
 
     /**
-	 * Get the invoice fees total.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_total_fees( $context = 'view' ) {
-		return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total_fees', $context ) ) );
+     * Get the invoice fees total.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_total_fees( $context = 'view' ) {
+        return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total_fees', $context ) ) );
+    }
+
+    /**
+     * Alias for self::get_total_fees().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_fees_total( $context = 'view' ) {
+        return $this->get_total_fees( $context );
     }
 
     /**
-	 * Alias for self::get_total_fees().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_fees_total( $context = 'view' ) {
-		return $this->get_total_fees( $context );
+     * Get the invoice total.
+     *
+     * @since 1.0.19
+     * @return float
+     */
+    public function get_total( $context = 'view' ) {
+        $total = $this->get_prop( 'total', $context );
+
+        if ( $this->has_shipping() && $context == 'view' ) {
+            $total = $this->get_prop( 'total', $context ) + $this->get_shipping( $context );
+        }
+
+        return wpinv_round_amount( wpinv_sanitize_amount( $total ) );
     }
 
     /**
-	 * Get the invoice total.
-	 *
-	 * @since 1.0.19
+     * Retrieves the non-recurring total of items.
+     *
+     * @since 2.3.0
      * @return float
-	 */
-	public function get_total( $context = 'view' ) {
-		$total = $this->get_prop( 'total', $context );
-
-		if ( $this->has_shipping() && $context == 'view' ) {
-			$total = $this->get_prop( 'total', $context ) + $this->get_shipping( $context );
-		}
-
-		return wpinv_round_amount( wpinv_sanitize_amount( $total ) );
-	}
-
-	/**
-	 * Retrieves the non-recurring total of items.
-	 *
-	 * @since 2.3.0
-	 * @return float
-	 */
-	public function get_non_recurring_total() {
-
-		$subtotal = 0;
-		foreach ( $this->get_items() as $item ) {
-			if ( ! $item->is_recurring() ) {
-				$subtotal += $item->get_sub_total();
-			}
-		}
-
-		foreach ( $this->get_fees() as $fee ) {
-			if ( empty( $fee['recurring_fee'] ) ) {
-				$subtotal += wpinv_sanitize_amount( $fee['initial_fee'] );
-			}
-		}
-
-		$subtotal = wpinv_round_amount( wpinv_sanitize_amount( $subtotal ) );
+     */
+    public function get_non_recurring_total() {
+
+        $subtotal = 0;
+        foreach ( $this->get_items() as $item ) {
+            if ( ! $item->is_recurring() ) {
+                $subtotal += $item->get_sub_total();
+            }
+        }
+
+        foreach ( $this->get_fees() as $fee ) {
+            if ( empty( $fee['recurring_fee'] ) ) {
+                $subtotal += wpinv_sanitize_amount( $fee['initial_fee'] );
+            }
+        }
+
+        $subtotal = wpinv_round_amount( wpinv_sanitize_amount( $subtotal ) );
         return apply_filters( 'wpinv_get_non_recurring_invoice_total', $subtotal, $this );
 
     }
 
-	/**
-	 * Get the invoice totals.
-	 *
-	 * @since 1.0.19
+    /**
+     * Get the invoice totals.
+     *
+     * @since 1.0.19
      * @return array
-	 */
-	public function get_totals() {
-		return $this->totals;
+     */
+    public function get_totals() {
+        return $this->totals;
     }
 
     /**
-	 * Get the initial invoice total.
-	 *
-	 * @since 1.0.19
+     * Get the initial invoice total.
+     *
+     * @since 1.0.19
      * @param  string $context View or edit context.
      * @return float
-	 */
+     */
     public function get_initial_total() {
 
-		if ( empty( $this->totals ) ) {
-			$this->recalculate_total();
-		}
+        if ( empty( $this->totals ) ) {
+            $this->recalculate_total();
+        }
 
-		$tax      = $this->totals['tax']['initial'];
-		$fee      = $this->totals['fee']['initial'];
-		$discount = $this->totals['discount']['initial'];
-		$subtotal = $this->totals['subtotal']['initial'];
-		$total    = $tax + $fee - $discount + $subtotal;
+        $tax      = $this->totals['tax']['initial'];
+        $fee      = $this->totals['fee']['initial'];
+        $discount = $this->totals['discount']['initial'];
+        $subtotal = $this->totals['subtotal']['initial'];
+        $total    = $tax + $fee - $discount + $subtotal;
 
-		if ( 0 > $total ) {
-			$total = 0;
-		}
+        if ( 0 > $total ) {
+            $total = 0;
+        }
 
-		$total = wpinv_round_amount( wpinv_sanitize_amount( $total ) );
+        $total = wpinv_round_amount( wpinv_sanitize_amount( $total ) );
         return apply_filters( 'wpinv_get_initial_invoice_total', $total, $this );
-	}
+    }
 
-	/**
-	 * Get the recurring invoice total.
-	 *
-	 * @since 1.0.19
+    /**
+     * Get the recurring invoice total.
+     *
+     * @since 1.0.19
      * @param  string $context View or edit context.
      * @return float
-	 */
+     */
     public function get_recurring_total() {
 
-		if ( empty( $this->totals ) ) {
-			$this->recalculate_total();
-		}
+        if ( empty( $this->totals ) ) {
+            $this->recalculate_total();
+        }
 
-		$tax      = $this->totals['tax']['recurring'];
-		$fee      = $this->totals['fee']['recurring'];
-		$discount = $this->totals['discount']['recurring'];
-		$subtotal = $this->totals['subtotal']['recurring'];
-		$total    = $tax + $fee - $discount + $subtotal;
+        $tax      = $this->totals['tax']['recurring'];
+        $fee      = $this->totals['fee']['recurring'];
+        $discount = $this->totals['discount']['recurring'];
+        $subtotal = $this->totals['subtotal']['recurring'];
+        $total    = $tax + $fee - $discount + $subtotal;
 
-		if ( 0 > $total ) {
-			$total = 0;
-		}
+        if ( 0 > $total ) {
+            $total = 0;
+        }
 
-		$total = wpinv_round_amount( wpinv_sanitize_amount( $total ) );
+        $total = wpinv_round_amount( wpinv_sanitize_amount( $total ) );
         return apply_filters( 'wpinv_get_recurring_invoice_total', $total, $this );
-	}
+    }
 
-	/**
-	 * Returns recurring payment details.
-	 *
-	 * @since 1.0.19
+    /**
+     * Returns recurring payment details.
+     *
+     * @since 1.0.19
      * @param  string $field Optionally provide a field to return.
-	 * @param string $currency Whether to include the currency.
+     * @param string $currency Whether to include the currency.
      * @return float|string
-	 */
+     */
     public function get_recurring_details( $field = '', $currency = false ) {
 
-		// Maybe recalculate totals.
-		if ( empty( $this->totals ) ) {
-			$this->recalculate_total();
-		}
+        // Maybe recalculate totals.
+        if ( empty( $this->totals ) ) {
+            $this->recalculate_total();
+        }
 
-		// Prepare recurring totals.
+        // Prepare recurring totals.
         $data = apply_filters(
-			'wpinv_get_invoice_recurring_details',
-			array(
-				'cart_details' => $this->get_cart_details(),
-				'subtotal'     => $this->totals['subtotal']['recurring'],
-				'discount'     => $this->totals['discount']['recurring'],
-				'tax'          => $this->totals['tax']['recurring'],
-				'fee'          => $this->totals['fee']['recurring'],
-				'total'        => $this->get_recurring_total(),
-			),
-			$this,
-			$field,
-			$currency
-		);
+            'wpinv_get_invoice_recurring_details',
+            array(
+                'cart_details' => $this->get_cart_details(),
+                'subtotal'     => $this->totals['subtotal']['recurring'],
+                'discount'     => $this->totals['discount']['recurring'],
+                'tax'          => $this->totals['tax']['recurring'],
+                'fee'          => $this->totals['fee']['recurring'],
+                'total'        => $this->get_recurring_total(),
+            ),
+            $this,
+            $field,
+            $currency
+        );
 
         if ( isset( $data[$field] ) ) {
             return ( $currency ? wpinv_price( $data[$field], $this->get_currency() ) : $data[$field] );
@@ -1640,166 +1640,166 @@ 
     }
 
     /**
-	 * Get the invoice fees.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return array
-	 */
-	public function get_fees( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'fees', $context ) );
+     * Get the invoice fees.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return array
+     */
+    public function get_fees( $context = 'view' ) {
+        return wpinv_parse_list( $this->get_prop( 'fees', $context ) );
     }
 
     /**
-	 * Get the invoice discounts.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return array
-	 */
-	public function get_discounts( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'discounts', $context ) );
+     * Get the invoice discounts.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return array
+     */
+    public function get_discounts( $context = 'view' ) {
+        return wpinv_parse_list( $this->get_prop( 'discounts', $context ) );
     }
 
     /**
-	 * Get the invoice taxes.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return array
-	 */
-	public function get_taxes( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'taxes', $context ) );
+     * Get the invoice taxes.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return array
+     */
+    public function get_taxes( $context = 'view' ) {
+        return wpinv_parse_list( $this->get_prop( 'taxes', $context ) );
     }
 
     /**
-	 * Get the invoice items.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return GetPaid_Form_Item[]
-	 */
-	public function get_items( $context = 'view' ) {
+     * Get the invoice items.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return GetPaid_Form_Item[]
+     */
+    public function get_items( $context = 'view' ) {
         return $this->get_prop( 'items', $context );
-	}
+    }
 
-	/**
-	 * Get the invoice item ids.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_item_ids() {
-		return implode( ', ', wp_list_pluck( $this->get_cart_details(), 'item_id' ) );
+    /**
+     * Get the invoice item ids.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_item_ids() {
+        return implode( ', ', wp_list_pluck( $this->get_cart_details(), 'item_id' ) );
     }
 
     /**
-	 * Get the invoice's payment form.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_payment_form( $context = 'view' ) {
-		return intval( $this->get_prop( 'payment_form', $context ) );
+     * Get the invoice's payment form.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_payment_form( $context = 'view' ) {
+        return intval( $this->get_prop( 'payment_form', $context ) );
     }
 
     /**
-	 * Get the invoice's submission id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_submission_id( $context = 'view' ) {
-		return $this->get_prop( 'submission_id', $context );
+     * Get the invoice's submission id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_submission_id( $context = 'view' ) {
+        return $this->get_prop( 'submission_id', $context );
     }
 
     /**
-	 * Get the invoice's discount code.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_discount_code( $context = 'view' ) {
-		return $this->get_prop( 'discount_code', $context );
+     * Get the invoice's discount code.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_discount_code( $context = 'view' ) {
+        return $this->get_prop( 'discount_code', $context );
     }
 
     /**
-	 * Get the invoice's gateway.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_gateway( $context = 'view' ) {
-		return $this->get_prop( 'gateway', $context );
+     * Get the invoice's gateway.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_gateway( $context = 'view' ) {
+        return $this->get_prop( 'gateway', $context );
     }
 
     /**
-	 * Get the invoice's gateway display title.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
+     * Get the invoice's gateway display title.
+     *
+     * @since 1.0.19
+     * @return string
+     */
     public function get_gateway_title() {
         $title =  wpinv_get_gateway_checkout_label( $this->get_gateway() );
         return apply_filters( 'wpinv_gateway_title', $title, $this->get_id(), $this );
     }
 
     /**
-	 * Get the invoice's transaction id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_transaction_id( $context = 'view' ) {
-		return $this->get_prop( 'transaction_id', $context );
+     * Get the invoice's transaction id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_transaction_id( $context = 'view' ) {
+        return $this->get_prop( 'transaction_id', $context );
     }
 
     /**
-	 * Get the invoice's currency.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_currency( $context = 'view' ) {
+     * Get the invoice's currency.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_currency( $context = 'view' ) {
         $currency = $this->get_prop( 'currency', $context );
         return empty( $currency ) ? wpinv_get_currency() : $currency;
     }
 
     /**
-	 * Checks if we are charging taxes for this invoice.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_disable_taxes( $context = 'view' ) {
+     * Checks if we are charging taxes for this invoice.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_disable_taxes( $context = 'view' ) {
         return (bool) $this->get_prop( 'disable_taxes', $context );
     }
 
     /**
-	 * Retrieves the subscription id for an invoice.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
+     * Retrieves the subscription id for an invoice.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
     public function get_subscription_id( $context = 'view' ) {
-		return $this->is_renewal() ? $this->get_parent()->get_subscription_id( $context ) : $this->get_prop( 'subscription_id', $context );
-	}
-
-	/**
-	 * Retrieves the remote subscription id for an invoice.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
+        return $this->is_renewal() ? $this->get_parent()->get_subscription_id( $context ) : $this->get_prop( 'subscription_id', $context );
+    }
+
+    /**
+     * Retrieves the remote subscription id for an invoice.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
     public function get_remote_subscription_id( $context = 'view' ) {
         $subscription_id = $this->get_prop( 'remote_subscription_id', $context );
 
@@ -1812,12 +1812,12 @@ 
     }
 
     /**
-	 * Retrieves the payment meta for an invoice.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return array
-	 */
+     * Retrieves the payment meta for an invoice.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return array
+     */
     public function get_payment_meta( $context = 'view' ) {
 
         return array(
@@ -1837,31 +1837,31 @@ 
     }
 
     /**
-	 * Retrieves the cart details for an invoice.
-	 *
-	 * @since 1.0.19
-	 * @return array
-	 */
+     * Retrieves the cart details for an invoice.
+     *
+     * @since 1.0.19
+     * @return array
+     */
     public function get_cart_details() {
         $items        = $this->get_items();
         $cart_details = array();
 
         foreach ( $items as $item ) {
-			$item->invoice_id = $this->get_id();
+            $item->invoice_id = $this->get_id();
             $cart_details[]   = $item->prepare_data_for_saving();
         }
 
         return $cart_details;
-	}
+    }
 
-	/**
-	 * Retrieves the recurring item.
-	 *
-	 * @return null|GetPaid_Form_Item|int
-	 */
-	public function get_recurring( $object = false ) {
+    /**
+     * Retrieves the recurring item.
+     *
+     * @return null|GetPaid_Form_Item|int
+     */
+    public function get_recurring( $object = false ) {
 
-		// Are we returning an object?
+        // Are we returning an object?
         if ( $object ) {
             return $this->get_item( $this->recurring_item );
         }
@@ -1869,124 +1869,124 @@ 
         return $this->recurring_item;
     }
 
-	/**
-	 * Retrieves the subscription name.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_subscription_name() {
+    /**
+     * Retrieves the subscription name.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_subscription_name() {
 
-		// Retrieve the recurring name
+        // Retrieve the recurring name
         $item = $this->get_recurring( true );
 
-		// Abort if it does not exist.
+        // Abort if it does not exist.
         if ( empty( $item ) ) {
             return '';
         }
 
-		// Return the item name.
+        // Return the item name.
         return apply_filters( 'wpinv_invoice_get_subscription_name', $item->get_name(), $this );
-	}
-
-	/**
-	 * Retrieves the view url.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_view_url() {
+    }
+
+    /**
+     * Retrieves the view url.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_view_url() {
         $invoice_url = get_permalink( $this->get_id() );
-		$invoice_url = add_query_arg( 'invoice_key', $this->get_key(), $invoice_url );
+        $invoice_url = add_query_arg( 'invoice_key', $this->get_key(), $invoice_url );
         return apply_filters( 'wpinv_get_view_url', $invoice_url, $this );
-	}
+    }
 
-	/**
-	 * Retrieves the payment url.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_checkout_payment_url( $deprecated = false, $secret = false ) {
+    /**
+     * Retrieves the payment url.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_checkout_payment_url( $deprecated = false, $secret = false ) {
 
-		// Retrieve the checkout url.
+        // Retrieve the checkout url.
         $pay_url = wpinv_get_checkout_uri();
 
-		// Maybe force ssl.
+        // Maybe force ssl.
         if ( is_ssl() ) {
             $pay_url = str_replace( 'http:', 'https:', $pay_url );
         }
 
-		// Add the invoice key.
-		$pay_url = add_query_arg( 'invoice_key', $this->get_key(), $pay_url );
+        // Add the invoice key.
+        $pay_url = add_query_arg( 'invoice_key', $this->get_key(), $pay_url );
 
-		// (Maybe?) add a secret
+        // (Maybe?) add a secret
         if ( $secret ) {
             $pay_url = add_query_arg( array( '_wpipay' => md5( $this->get_user_id() . '::' . $this->get_email() . '::' . $this->get_key() ) ), $pay_url );
         }
 
         return apply_filters( 'wpinv_get_checkout_payment_url', $pay_url, $this, $deprecated, $secret );
-	}
+    }
 	
-	/**
-	 * Retrieves the receipt url.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_receipt_url() {
-
-		// Retrieve the checkout url.
+    /**
+     * Retrieves the receipt url.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_receipt_url() {
+
+        // Retrieve the checkout url.
         $receipt_url = wpinv_get_success_page_uri();
 
-		// Maybe force ssl.
+        // Maybe force ssl.
         if ( is_ssl() ) {
             $receipt_url = str_replace( 'http:', 'https:', $receipt_url );
         }
 
-		// Add the invoice key.
-		$receipt_url = add_query_arg( 'invoice_key', $this->get_key(), $receipt_url );
+        // Add the invoice key.
+        $receipt_url = add_query_arg( 'invoice_key', $this->get_key(), $receipt_url );
 
         return apply_filters( 'getpaid_get_invoice_receipt_url', $receipt_url, $this );
-	}
-
-	/**
-	 * Retrieves the remote transaction url.
-	 *
-	 * @since 1.6.0
-	 * @return string
-	 */
-	public function get_transaction_url() {
-		return apply_filters( 'getpaid_gateway_' . $this->get_gateway() . '_transaction_url', '', $this );
-	}
-
-	/**
-	 * Retrieves the default status.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_default_status() {
-
-		$type   = $this->get_type();
-		$status = "wpi-$type-pending";
-		return str_replace( '-invoice', '', $status );
-
-	}
-
-    /**
-	 * Magic method for accessing invoice properties.
-	 *
-	 * @since 1.0.15
-	 * @access public
-	 *
-	 * @param string $key Discount data to retrieve
-	 * @param  string $context View or edit context.
-	 * @return mixed Value of the given invoice property (if set).
-	 */
-	public function get( $key, $context = 'view' ) {
+    }
+
+    /**
+     * Retrieves the remote transaction url.
+     *
+     * @since 1.6.0
+     * @return string
+     */
+    public function get_transaction_url() {
+        return apply_filters( 'getpaid_gateway_' . $this->get_gateway() . '_transaction_url', '', $this );
+    }
+
+    /**
+     * Retrieves the default status.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_default_status() {
+
+        $type   = $this->get_type();
+        $status = "wpi-$type-pending";
+        return str_replace( '-invoice', '', $status );
+
+    }
+
+    /**
+     * Magic method for accessing invoice properties.
+     *
+     * @since 1.0.15
+     * @access public
+     *
+     * @param string $key Discount data to retrieve
+     * @param  string $context View or edit context.
+     * @return mixed Value of the given invoice property (if set).
+     */
+    public function get( $key, $context = 'view' ) {
         return $this->get_prop( $key, $context );
-	}
+    }
 
     /*
 	|--------------------------------------------------------------------------
@@ -1999,130 +1999,130 @@ 
     */
 
     /**
-	 * Magic method for setting invoice properties.
-	 *
-	 * @since 1.0.19
-	 * @access public
-	 *
-	 * @param string $key Discount data to retrieve
-	 * @param  mixed $value new value.
-	 * @return mixed Value of the given invoice property (if set).
-	 */
-	public function set( $key, $value ) {
+     * Magic method for setting invoice properties.
+     *
+     * @since 1.0.19
+     * @access public
+     *
+     * @param string $key Discount data to retrieve
+     * @param  mixed $value new value.
+     * @return mixed Value of the given invoice property (if set).
+     */
+    public function set( $key, $value ) {
 
         $setter = "set_$key";
         if ( is_callable( array( $this, $setter ) ) ) {
             $this->{$setter}( $value );
         }
 
-	}
+    }
 
-	/**
-	 * Sets item status.
-	 *
-	 * @since 1.0.19
-	 * @param string $new_status    New status.
-	 * @param string $note          Optional note to add.
-	 * @param bool   $manual_update Is this a manual status change?.
-	 * @return array details of change.
-	 */
-	public function set_status( $new_status, $note = '', $manual_update = false ) {
-		$old_status = $this->get_status();
+    /**
+     * Sets item status.
+     *
+     * @since 1.0.19
+     * @param string $new_status    New status.
+     * @param string $note          Optional note to add.
+     * @param bool   $manual_update Is this a manual status change?.
+     * @return array details of change.
+     */
+    public function set_status( $new_status, $note = '', $manual_update = false ) {
+        $old_status = $this->get_status();
 
-		$statuses = $this->get_all_statuses();
+        $statuses = $this->get_all_statuses();
 
-		if ( isset( $statuses[ 'draft' ] ) ) {
-			unset( $statuses[ 'draft' ] );
-		}
+        if ( isset( $statuses[ 'draft' ] ) ) {
+            unset( $statuses[ 'draft' ] );
+        }
 
-		$this->set_prop( 'status', $new_status );
+        $this->set_prop( 'status', $new_status );
 
-		// If setting the status, ensure it's set to a valid status.
-		if ( true === $this->object_read ) {
+        // If setting the status, ensure it's set to a valid status.
+        if ( true === $this->object_read ) {
 
-			// Only allow valid new status.
-			if ( ! array_key_exists( $new_status, $statuses ) ) {
-				$new_status = $this->get_default_status();
-			}
+            // Only allow valid new status.
+            if ( ! array_key_exists( $new_status, $statuses ) ) {
+                $new_status = $this->get_default_status();
+            }
 
-			// If the old status is set but unknown (e.g. draft) assume its pending for action usage.
-			if ( $old_status && ! array_key_exists( $new_status, $statuses ) ) {
-				$old_status = $this->get_default_status();
-			}
+            // If the old status is set but unknown (e.g. draft) assume its pending for action usage.
+            if ( $old_status && ! array_key_exists( $new_status, $statuses ) ) {
+                $old_status = $this->get_default_status();
+            }
 
-			// Paid - Renewal (i.e when duplicating a parent invoice )
-			if ( $new_status == 'wpi-pending' && $old_status == 'publish' && ! $this->get_id() ) {
-				$old_status = 'wpi-pending';
-			}
+            // Paid - Renewal (i.e when duplicating a parent invoice )
+            if ( $new_status == 'wpi-pending' && $old_status == 'publish' && ! $this->get_id() ) {
+                $old_status = 'wpi-pending';
+            }
 
-			if ( $old_status !== $new_status ) {
-				$this->status_transition = array(
-					'from'   => ! empty( $this->status_transition['from'] ) ? $this->status_transition['from'] : $old_status,
-					'to'     => $new_status,
-					'note'   => $note,
-					'manual' => (bool) $manual_update,
-				);
+            if ( $old_status !== $new_status ) {
+                $this->status_transition = array(
+                    'from'   => ! empty( $this->status_transition['from'] ) ? $this->status_transition['from'] : $old_status,
+                    'to'     => $new_status,
+                    'note'   => $note,
+                    'manual' => (bool) $manual_update,
+                );
 
-				if ( $manual_update ) {
-					do_action( 'getpaid_' . $this->object_type .'_edit_status', $this->get_id(), $new_status );
-				}
+                if ( $manual_update ) {
+                    do_action( 'getpaid_' . $this->object_type .'_edit_status', $this->get_id(), $new_status );
+                }
 
-				$this->maybe_set_date_paid();
+                $this->maybe_set_date_paid();
 
-			}
+            }
 
-		}
+        }
 
-		return array(
-			'from' => $old_status,
-			'to'   => $new_status,
-		);
-	}
+        return array(
+            'from' => $old_status,
+            'to'   => $new_status,
+        );
+    }
 
-	/**
-	 * Maybe set date paid.
-	 *
-	 * Sets the date paid variable when transitioning to the payment complete
-	 * order status.
-	 *
-	 * @since 1.0.19
-	 */
-	public function maybe_set_date_paid() {
+    /**
+     * Maybe set date paid.
+     *
+     * Sets the date paid variable when transitioning to the payment complete
+     * order status.
+     *
+     * @since 1.0.19
+     */
+    public function maybe_set_date_paid() {
 
-		if ( ! $this->get_date_completed( 'edit' ) && $this->is_paid() ) {
-			$this->set_date_completed( current_time( 'mysql' ) );
-		}
-	}
+        if ( ! $this->get_date_completed( 'edit' ) && $this->is_paid() ) {
+            $this->set_date_completed( current_time( 'mysql' ) );
+        }
+    }
 
     /**
-	 * Set parent invoice ID.
-	 *
-	 * @since 1.0.19
-	 */
-	public function set_parent_id( $value ) {
-		if ( $value && ( $value === $this->get_id() ) ) {
-			return;
-		}
-		$this->set_prop( 'parent_id', absint( $value ) );
+     * Set parent invoice ID.
+     *
+     * @since 1.0.19
+     */
+    public function set_parent_id( $value ) {
+        if ( $value && ( $value === $this->get_id() ) ) {
+            return;
+        }
+        $this->set_prop( 'parent_id', absint( $value ) );
     }
 
     /**
-	 * Set plugin version when the invoice was created.
-	 *
-	 * @since 1.0.19
-	 */
-	public function set_version( $value ) {
-		$this->set_prop( 'version', $value );
+     * Set plugin version when the invoice was created.
+     *
+     * @since 1.0.19
+     */
+    public function set_version( $value ) {
+        $this->set_prop( 'version', $value );
     }
-
-    /**
-	 * Set date when the invoice was created.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Value to set.
+
+    /**
+     * Set date when the invoice was created.
+     *
+     * @since 1.0.19
+     * @param string $value Value to set.
      * @return bool Whether or not the date was set.
-	 */
-	public function set_date_created( $value ) {
+     */
+    public function set_date_created( $value ) {
         $date = strtotime( $value );
 
         if ( $date && $value !== '0000-00-00 00:00:00' ) {
@@ -2130,19 +2130,19 @@ 
             return true;
         }
 
-		$this->set_prop( 'date_created', '' );
-		return false;
+        $this->set_prop( 'date_created', '' );
+        return false;
 
     }
 
     /**
-	 * Set date invoice due date.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Value to set.
+     * Set date invoice due date.
+     *
+     * @since 1.0.19
+     * @param string $value Value to set.
      * @return bool Whether or not the date was set.
-	 */
-	public function set_due_date( $value ) {
+     */
+    public function set_due_date( $value ) {
         $date = strtotime( $value );
 
         if ( $date && $value !== '0000-00-00 00:00:00' ) {
@@ -2150,29 +2150,29 @@ 
             return true;
         }
 
-		$this->set_prop( 'due_date', '' );
+        $this->set_prop( 'due_date', '' );
         return false;
 
     }
 
     /**
-	 * Alias of self::set_due_date().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New name.
-	 */
-	public function set_date_due( $value ) {
-		$this->set_due_date( $value );
+     * Alias of self::set_due_date().
+     *
+     * @since 1.0.19
+     * @param  string $value New name.
+     */
+    public function set_date_due( $value ) {
+        $this->set_due_date( $value );
     }
 
     /**
-	 * Set date invoice was completed.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Value to set.
+     * Set date invoice was completed.
+     *
+     * @since 1.0.19
+     * @param string $value Value to set.
      * @return bool Whether or not the date was set.
-	 */
-	public function set_completed_date( $value ) {
+     */
+    public function set_completed_date( $value ) {
         $date = strtotime( $value );
 
         if ( $date && $value !== '0000-00-00 00:00:00'  ) {
@@ -2180,29 +2180,29 @@ 
             return true;
         }
 
-		$this->set_prop( 'completed_date', '' );
+        $this->set_prop( 'completed_date', '' );
         return false;
 
     }
 
     /**
-	 * Alias of self::set_completed_date().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New name.
-	 */
-	public function set_date_completed( $value ) {
-		$this->set_completed_date( $value );
+     * Alias of self::set_completed_date().
+     *
+     * @since 1.0.19
+     * @param  string $value New name.
+     */
+    public function set_date_completed( $value ) {
+        $this->set_completed_date( $value );
     }
 
     /**
-	 * Set date when the invoice was last modified.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Value to set.
+     * Set date when the invoice was last modified.
+     *
+     * @since 1.0.19
+     * @param string $value Value to set.
      * @return bool Whether or not the date was set.
-	 */
-	public function set_date_modified( $value ) {
+     */
+    public function set_date_modified( $value ) {
         $date = strtotime( $value );
 
         if ( $date && $value !== '0000-00-00 00:00:00' ) {
@@ -2210,813 +2210,813 @@ 
             return true;
         }
 
-		$this->set_prop( 'date_modified', '' );
+        $this->set_prop( 'date_modified', '' );
         return false;
 
     }
 
     /**
-	 * Set the invoice number.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New number.
-	 */
-	public function set_number( $value ) {
+     * Set the invoice number.
+     *
+     * @since 1.0.19
+     * @param  string $value New number.
+     */
+    public function set_number( $value ) {
         $number = sanitize_text_field( $value );
-		$this->set_prop( 'number', $number );
+        $this->set_prop( 'number', $number );
     }
 
     /**
-	 * Set the invoice type.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value Type.
-	 */
-	public function set_type( $value ) {
+     * Set the invoice type.
+     *
+     * @since 1.0.19
+     * @param  string $value Type.
+     */
+    public function set_type( $value ) {
         $type = sanitize_text_field( str_replace( 'wpi_', '', $value ) );
-		$this->set_prop( 'type', $type );
-	}
+        $this->set_prop( 'type', $type );
+    }
 
     /**
-	 * Set the invoice post type.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value Post type.
-	 */
-	public function set_post_type( $value ) {
+     * Set the invoice post type.
+     *
+     * @since 1.0.19
+     * @param  string $value Post type.
+     */
+    public function set_post_type( $value ) {
         if ( getpaid_is_invoice_post_type( $value ) ) {
-			$this->set_type( $value );
+            $this->set_type( $value );
             $this->set_prop( 'post_type', $value );
         }
     }
 
     /**
-	 * Set the invoice key.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New key.
-	 */
-	public function set_key( $value ) {
+     * Set the invoice key.
+     *
+     * @since 1.0.19
+     * @param  string $value New key.
+     */
+    public function set_key( $value ) {
         $key = sanitize_text_field( $value );
-		$this->set_prop( 'key', $key );
+        $this->set_prop( 'key', $key );
     }
 
     /**
-	 * Set the invoice mode.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value mode.
-	 */
-	public function set_mode( $value ) {
+     * Set the invoice mode.
+     *
+     * @since 1.0.19
+     * @param  string $value mode.
+     */
+    public function set_mode( $value ) {
         if ( in_array( $value, array( 'live', 'test' ) ) ) {
             $this->set_prop( 'mode', $value );
         }
     }
 
     /**
-	 * Set the invoice path.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value path.
-	 */
-	public function set_path( $value ) {
+     * Set the invoice path.
+     *
+     * @since 1.0.19
+     * @param  string $value path.
+     */
+    public function set_path( $value ) {
         $this->set_prop( 'path', $value );
     }
 
     /**
-	 * Set the invoice name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New name.
-	 */
-	public function set_name( $value ) {
+     * Set the invoice name.
+     *
+     * @since 1.0.19
+     * @param  string $value New name.
+     */
+    public function set_name( $value ) {
         $name = sanitize_text_field( $value );
-		$this->set_prop( 'name', $name );
+        $this->set_prop( 'name', $name );
     }
 
     /**
-	 * Alias of self::set_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New name.
-	 */
-	public function set_title( $value ) {
-		$this->set_name( $value );
+     * Alias of self::set_name().
+     *
+     * @since 1.0.19
+     * @param  string $value New name.
+     */
+    public function set_title( $value ) {
+        $this->set_name( $value );
     }
 
     /**
-	 * Set the invoice description.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New description.
-	 */
-	public function set_description( $value ) {
+     * Set the invoice description.
+     *
+     * @since 1.0.19
+     * @param  string $value New description.
+     */
+    public function set_description( $value ) {
         $description = wp_kses_post( $value );
-		$this->set_prop( 'description', $description );
+        $this->set_prop( 'description', $description );
+    }
+
+    /**
+     * Alias of self::set_description().
+     *
+     * @since 1.0.19
+     * @param  string $value New description.
+     */
+    public function set_excerpt( $value ) {
+        $this->set_description( $value );
+    }
+
+    /**
+     * Alias of self::set_description().
+     *
+     * @since 1.0.19
+     * @param  string $value New description.
+     */
+    public function set_summary( $value ) {
+        $this->set_description( $value );
+    }
+
+    /**
+     * Set the receiver of the invoice.
+     *
+     * @since 1.0.19
+     * @param  int $value New author.
+     */
+    public function set_author( $value ) {
+        $user = get_user_by( 'id', (int) $value );
+
+        if ( $user && $user->ID ) {
+            $this->set_prop( 'author', $user->ID );
+            $this->set_prop( 'email', $user->user_email );
+        }
+
+    }
+
+    /**
+     * Alias of self::set_author().
+     *
+     * @since 1.0.19
+     * @param  int $value New user id.
+     */
+    public function set_user_id( $value ) {
+        $this->set_author( $value );
+    }
+
+    /**
+     * Alias of self::set_author().
+     *
+     * @since 1.0.19
+     * @param  int $value New user id.
+     */
+    public function set_customer_id( $value ) {
+        $this->set_author( $value );
+    }
+
+    /**
+     * Set the customer's ip.
+     *
+     * @since 1.0.19
+     * @param  string $value ip address.
+     */
+    public function set_ip( $value ) {
+        $this->set_prop( 'ip', $value );
+    }
+
+    /**
+     * Alias of self::set_ip().
+     *
+     * @since 1.0.19
+     * @param  string $value ip address.
+     */
+    public function set_user_ip( $value ) {
+        $this->set_ip( $value );
+    }
+
+    /**
+     * Set the customer's first name.
+     *
+     * @since 1.0.19
+     * @param  string $value first name.
+     */
+    public function set_first_name( $value ) {
+        $this->set_prop( 'first_name', $value );
+    }
+
+    /**
+     * Alias of self::set_first_name().
+     *
+     * @since 1.0.19
+     * @param  string $value first name.
+     */
+    public function set_user_first_name( $value ) {
+        $this->set_first_name( $value );
+    }
+
+    /**
+     * Alias of self::set_first_name().
+     *
+     * @since 1.0.19
+     * @param  string $value first name.
+     */
+    public function set_customer_first_name( $value ) {
+        $this->set_first_name( $value );
+    }
+
+    /**
+     * Set the customer's last name.
+     *
+     * @since 1.0.19
+     * @param  string $value last name.
+     */
+    public function set_last_name( $value ) {
+        $this->set_prop( 'last_name', $value );
+    }
+
+    /**
+     * Alias of self::set_last_name().
+     *
+     * @since 1.0.19
+     * @param  string $value last name.
+     */
+    public function set_user_last_name( $value ) {
+        $this->set_last_name( $value );
+    }
+
+    /**
+     * Alias of self::set_last_name().
+     *
+     * @since 1.0.19
+     * @param  string $value last name.
+     */
+    public function set_customer_last_name( $value ) {
+        $this->set_last_name( $value );
+    }
+
+    /**
+     * Set the customer's phone number.
+     *
+     * @since 1.0.19
+     * @param  string $value phone.
+     */
+    public function set_phone( $value ) {
+        $this->set_prop( 'phone', $value );
     }
 
     /**
-	 * Alias of self::set_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New description.
-	 */
-	public function set_excerpt( $value ) {
-		$this->set_description( $value );
+     * Alias of self::set_phone().
+     *
+     * @since 1.0.19
+     * @param  string $value phone.
+     */
+    public function set_user_phone( $value ) {
+        $this->set_phone( $value );
     }
 
     /**
-	 * Alias of self::set_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New description.
-	 */
-	public function set_summary( $value ) {
-		$this->set_description( $value );
+     * Alias of self::set_phone().
+     *
+     * @since 1.0.19
+     * @param  string $value phone.
+     */
+    public function set_customer_phone( $value ) {
+        $this->set_phone( $value );
     }
 
     /**
-	 * Set the receiver of the invoice.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value New author.
-	 */
-	public function set_author( $value ) {
-		$user = get_user_by( 'id', (int) $value );
+     * Alias of self::set_phone().
+     *
+     * @since 1.0.19
+     * @param  string $value phone.
+     */
+    public function set_phone_number( $value ) {
+        $this->set_phone( $value );
+    }
 
-		if ( $user && $user->ID ) {
-			$this->set_prop( 'author', $user->ID );
-			$this->set_prop( 'email', $user->user_email );
-		}
+    /**
+     * Set the customer's email address.
+     *
+     * @since 1.0.19
+     * @param  string $value email address.
+     */
+    public function set_email( $value ) {
+        $this->set_prop( 'email', $value );
+    }
 
+    /**
+     * Alias of self::set_email().
+     *
+     * @since 1.0.19
+     * @param  string $value email address.
+     */
+    public function set_user_email( $value ) {
+        $this->set_email( $value );
     }
 
     /**
-	 * Alias of self::set_author().
-	 *
-	 * @since 1.0.19
-	 * @param  int $value New user id.
-	 */
-	public function set_user_id( $value ) {
-		$this->set_author( $value );
+     * Alias of self::set_email().
+     *
+     * @since 1.0.19
+     * @param  string $value email address.
+     */
+    public function set_email_address( $value ) {
+        $this->set_email( $value );
     }
 
     /**
-	 * Alias of self::set_author().
-	 *
-	 * @since 1.0.19
-	 * @param  int $value New user id.
-	 */
-	public function set_customer_id( $value ) {
-		$this->set_author( $value );
+     * Alias of self::set_email().
+     *
+     * @since 1.0.19
+     * @param  string $value email address.
+     */
+    public function set_customer_email( $value ) {
+        $this->set_email( $value );
     }
 
     /**
-	 * Set the customer's ip.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value ip address.
-	 */
-	public function set_ip( $value ) {
-		$this->set_prop( 'ip', $value );
+     * Set the customer's country.
+     *
+     * @since 1.0.19
+     * @param  string $value country.
+     */
+    public function set_country( $value ) {
+        $this->set_prop( 'country', $value );
     }
 
     /**
-	 * Alias of self::set_ip().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value ip address.
-	 */
-	public function set_user_ip( $value ) {
-		$this->set_ip( $value );
+     * Alias of self::set_country().
+     *
+     * @since 1.0.19
+     * @param  string $value country.
+     */
+    public function set_user_country( $value ) {
+        $this->set_country( $value );
     }
 
     /**
-	 * Set the customer's first name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value first name.
-	 */
-	public function set_first_name( $value ) {
-		$this->set_prop( 'first_name', $value );
+     * Alias of self::set_country().
+     *
+     * @since 1.0.19
+     * @param  string $value country.
+     */
+    public function set_customer_country( $value ) {
+        $this->set_country( $value );
     }
 
     /**
-	 * Alias of self::set_first_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value first name.
-	 */
-	public function set_user_first_name( $value ) {
-		$this->set_first_name( $value );
+     * Set the customer's state.
+     *
+     * @since 1.0.19
+     * @param  string $value state.
+     */
+    public function set_state( $value ) {
+        $this->set_prop( 'state', $value );
     }
 
     /**
-	 * Alias of self::set_first_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value first name.
-	 */
-	public function set_customer_first_name( $value ) {
-		$this->set_first_name( $value );
+     * Alias of self::set_state().
+     *
+     * @since 1.0.19
+     * @param  string $value state.
+     */
+    public function set_user_state( $value ) {
+        $this->set_state( $value );
     }
 
     /**
-	 * Set the customer's last name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value last name.
-	 */
-	public function set_last_name( $value ) {
-		$this->set_prop( 'last_name', $value );
+     * Alias of self::set_state().
+     *
+     * @since 1.0.19
+     * @param  string $value state.
+     */
+    public function set_customer_state( $value ) {
+        $this->set_state( $value );
     }
 
     /**
-	 * Alias of self::set_last_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value last name.
-	 */
-	public function set_user_last_name( $value ) {
-		$this->set_last_name( $value );
+     * Set the customer's city.
+     *
+     * @since 1.0.19
+     * @param  string $value city.
+     */
+    public function set_city( $value ) {
+        $this->set_prop( 'city', $value );
     }
 
     /**
-	 * Alias of self::set_last_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value last name.
-	 */
-	public function set_customer_last_name( $value ) {
-		$this->set_last_name( $value );
+     * Alias of self::set_city().
+     *
+     * @since 1.0.19
+     * @param  string $value city.
+     */
+    public function set_user_city( $value ) {
+        $this->set_city( $value );
     }
 
     /**
-	 * Set the customer's phone number.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value phone.
-	 */
-	public function set_phone( $value ) {
-		$this->set_prop( 'phone', $value );
+     * Alias of self::set_city().
+     *
+     * @since 1.0.19
+     * @param  string $value city.
+     */
+    public function set_customer_city( $value ) {
+        $this->set_city( $value );
     }
 
     /**
-	 * Alias of self::set_phone().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value phone.
-	 */
-	public function set_user_phone( $value ) {
-		$this->set_phone( $value );
+     * Set the customer's zip code.
+     *
+     * @since 1.0.19
+     * @param  string $value zip.
+     */
+    public function set_zip( $value ) {
+        $this->set_prop( 'zip', $value );
     }
 
     /**
-	 * Alias of self::set_phone().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value phone.
-	 */
-	public function set_customer_phone( $value ) {
-		$this->set_phone( $value );
+     * Alias of self::set_zip().
+     *
+     * @since 1.0.19
+     * @param  string $value zip.
+     */
+    public function set_user_zip( $value ) {
+        $this->set_zip( $value );
     }
 
     /**
-	 * Alias of self::set_phone().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value phone.
-	 */
-	public function set_phone_number( $value ) {
-		$this->set_phone( $value );
+     * Alias of self::set_zip().
+     *
+     * @since 1.0.19
+     * @param  string $value zip.
+     */
+    public function set_customer_zip( $value ) {
+        $this->set_zip( $value );
     }
 
     /**
-	 * Set the customer's email address.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value email address.
-	 */
-	public function set_email( $value ) {
-		$this->set_prop( 'email', $value );
+     * Set the customer's company.
+     *
+     * @since 1.0.19
+     * @param  string $value company.
+     */
+    public function set_company( $value ) {
+        $this->set_prop( 'company', $value );
     }
 
     /**
-	 * Alias of self::set_email().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value email address.
-	 */
-	public function set_user_email( $value ) {
-		$this->set_email( $value );
+     * Alias of self::set_company().
+     *
+     * @since 1.0.19
+     * @param  string $value company.
+     */
+    public function set_user_company( $value ) {
+        $this->set_company( $value );
     }
 
     /**
-	 * Alias of self::set_email().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value email address.
-	 */
-	public function set_email_address( $value ) {
-		$this->set_email( $value );
+     * Alias of self::set_company().
+     *
+     * @since 1.0.19
+     * @param  string $value company.
+     */
+    public function set_customer_company( $value ) {
+        $this->set_company( $value );
     }
 
     /**
-	 * Alias of self::set_email().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value email address.
-	 */
-	public function set_customer_email( $value ) {
-		$this->set_email( $value );
+     * Set the customer's company id.
+     *
+     * @since 1.0.19
+     * @param  string $value company id.
+     */
+    public function set_company_id( $value ) {
+        $this->set_prop( 'company_id', $value );
     }
 
     /**
-	 * Set the customer's country.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value country.
-	 */
-	public function set_country( $value ) {
-		$this->set_prop( 'country', $value );
+     * Set the customer's var number.
+     *
+     * @since 1.0.19
+     * @param  string $value var number.
+     */
+    public function set_vat_number( $value ) {
+        $this->set_prop( 'vat_number', $value );
     }
 
     /**
-	 * Alias of self::set_country().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value country.
-	 */
-	public function set_user_country( $value ) {
-		$this->set_country( $value );
+     * Alias of self::set_vat_number().
+     *
+     * @since 1.0.19
+     * @param  string $value var number.
+     */
+    public function set_user_vat_number( $value ) {
+        $this->set_vat_number( $value );
     }
 
     /**
-	 * Alias of self::set_country().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value country.
-	 */
-	public function set_customer_country( $value ) {
-		$this->set_country( $value );
+     * Alias of self::set_vat_number().
+     *
+     * @since 1.0.19
+     * @param  string $value var number.
+     */
+    public function set_customer_vat_number( $value ) {
+        $this->set_vat_number( $value );
     }
 
     /**
-	 * Set the customer's state.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value state.
-	 */
-	public function set_state( $value ) {
-		$this->set_prop( 'state', $value );
+     * Set the customer's vat rate.
+     *
+     * @since 1.0.19
+     * @param  string $value var rate.
+     */
+    public function set_vat_rate( $value ) {
+        $this->set_prop( 'vat_rate', $value );
     }
 
     /**
-	 * Alias of self::set_state().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value state.
-	 */
-	public function set_user_state( $value ) {
-		$this->set_state( $value );
+     * Alias of self::set_vat_rate().
+     *
+     * @since 1.0.19
+     * @param  string $value var number.
+     */
+    public function set_user_vat_rate( $value ) {
+        $this->set_vat_rate( $value );
     }
 
     /**
-	 * Alias of self::set_state().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value state.
-	 */
-	public function set_customer_state( $value ) {
-		$this->set_state( $value );
+     * Alias of self::set_vat_rate().
+     *
+     * @since 1.0.19
+     * @param  string $value var number.
+     */
+    public function set_customer_vat_rate( $value ) {
+        $this->set_vat_rate( $value );
     }
 
     /**
-	 * Set the customer's city.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value city.
-	 */
-	public function set_city( $value ) {
-		$this->set_prop( 'city', $value );
+     * Set the customer's address.
+     *
+     * @since 1.0.19
+     * @param  string $value address.
+     */
+    public function set_address( $value ) {
+        $this->set_prop( 'address', $value );
     }
 
     /**
-	 * Alias of self::set_city().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value city.
-	 */
-	public function set_user_city( $value ) {
-		$this->set_city( $value );
+     * Alias of self::set_address().
+     *
+     * @since 1.0.19
+     * @param  string $value address.
+     */
+    public function set_user_address( $value ) {
+        $this->set_address( $value );
     }
 
     /**
-	 * Alias of self::set_city().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value city.
-	 */
-	public function set_customer_city( $value ) {
-		$this->set_city( $value );
+     * Alias of self::set_address().
+     *
+     * @since 1.0.19
+     * @param  string $value address.
+     */
+    public function set_customer_address( $value ) {
+        $this->set_address( $value );
     }
 
     /**
-	 * Set the customer's zip code.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value zip.
-	 */
-	public function set_zip( $value ) {
-		$this->set_prop( 'zip', $value );
+     * Set whether the customer has viewed the invoice or not.
+     *
+     * @since 1.0.19
+     * @param  int|bool $value confirmed.
+     */
+    public function set_is_viewed( $value ) {
+        $this->set_prop( 'is_viewed', $value );
     }
 
     /**
-	 * Alias of self::set_zip().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value zip.
-	 */
-	public function set_user_zip( $value ) {
-		$this->set_zip( $value );
+     * Set extra email recipients.
+     *
+     * @since 1.0.19
+     * @param  string $value email recipients.
+     */
+    public function set_email_cc( $value ) {
+        $this->set_prop( 'email_cc', $value );
     }
 
     /**
-	 * Alias of self::set_zip().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value zip.
-	 */
-	public function set_customer_zip( $value ) {
-		$this->set_zip( $value );
+     * Set the invoice template.
+     *
+     * @since 1.0.19
+     * @param  string $value template.
+     */
+    public function set_template( $value ) {
+        if ( in_array( $value, array( 'quantity', 'hours', 'amount' ) ) ) {
+            $this->set_prop( 'template', $value );
+        }
     }
 
     /**
-	 * Set the customer's company.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value company.
-	 */
-	public function set_company( $value ) {
-		$this->set_prop( 'company', $value );
+     * Set the invoice source.
+     *
+     * @since 1.0.19
+     * @param  string $value source.
+     * @deprecated
+     */
+    public function created_via( $value ) {
+        $this->set_created_via( sanitize_text_field( $value ) );
     }
 
     /**
-	 * Alias of self::set_company().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value company.
-	 */
-	public function set_user_company( $value ) {
-		$this->set_company( $value );
+     * Set the invoice source.
+     *
+     * @since 1.0.19
+     * @param  string $value source.
+     */
+    public function set_created_via( $value ) {
+        $this->set_prop( 'created_via', sanitize_text_field( $value ) );
     }
 
     /**
-	 * Alias of self::set_company().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value company.
-	 */
-	public function set_customer_company( $value ) {
-		$this->set_company( $value );
-    }
-
-	/**
-	 * Set the customer's company id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value company id.
-	 */
-	public function set_company_id( $value ) {
-		$this->set_prop( 'company_id', $value );
+     * Set the customer's address confirmed status.
+     *
+     * @since 1.0.19
+     * @param  int|bool $value confirmed.
+     */
+    public function set_address_confirmed( $value ) {
+        $this->set_prop( 'address_confirmed', $value );
     }
 
     /**
-	 * Set the customer's var number.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value var number.
-	 */
-	public function set_vat_number( $value ) {
-		$this->set_prop( 'vat_number', $value );
+     * Alias of self::set_address_confirmed().
+     *
+     * @since 1.0.19
+     * @param  int|bool $value confirmed.
+     */
+    public function set_user_address_confirmed( $value ) {
+        $this->set_address_confirmed( $value );
     }
 
     /**
-	 * Alias of self::set_vat_number().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value var number.
-	 */
-	public function set_user_vat_number( $value ) {
-		$this->set_vat_number( $value );
+     * Alias of self::set_address_confirmed().
+     *
+     * @since 1.0.19
+     * @param  int|bool $value confirmed.
+     */
+    public function set_customer_address_confirmed( $value ) {
+        $this->set_address_confirmed( $value );
     }
 
     /**
-	 * Alias of self::set_vat_number().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value var number.
-	 */
-	public function set_customer_vat_number( $value ) {
-		$this->set_vat_number( $value );
+     * Set the shipping fee
+     *
+     * @since 1.0.19
+     * @param  float $value shipping amount.
+     */
+    public function set_shipping( $value ) {
+
+        if ( ! is_numeric( $value ) ) {
+            return $this->set_prop( 'shipping', null );
+        }
+
+        $this->set_prop( 'shipping', max( 0, floatval( $value ) ) );
     }
 
     /**
-	 * Set the customer's vat rate.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value var rate.
-	 */
-	public function set_vat_rate( $value ) {
-		$this->set_prop( 'vat_rate', $value );
+     * Set the invoice sub total.
+     *
+     * @since 1.0.19
+     * @param  float $value sub total.
+     */
+    public function set_subtotal( $value ) {
+        $this->set_prop( 'subtotal', max( 0, $value ) );
     }
 
-    /**
-	 * Alias of self::set_vat_rate().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value var number.
-	 */
-	public function set_user_vat_rate( $value ) {
-		$this->set_vat_rate( $value );
-    }
-
-    /**
-	 * Alias of self::set_vat_rate().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value var number.
-	 */
-	public function set_customer_vat_rate( $value ) {
-		$this->set_vat_rate( $value );
-    }
-
-    /**
-	 * Set the customer's address.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value address.
-	 */
-	public function set_address( $value ) {
-		$this->set_prop( 'address', $value );
-    }
-
-    /**
-	 * Alias of self::set_address().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value address.
-	 */
-	public function set_user_address( $value ) {
-		$this->set_address( $value );
-    }
-
-    /**
-	 * Alias of self::set_address().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value address.
-	 */
-	public function set_customer_address( $value ) {
-		$this->set_address( $value );
-    }
-
-    /**
-	 * Set whether the customer has viewed the invoice or not.
-	 *
-	 * @since 1.0.19
-	 * @param  int|bool $value confirmed.
-	 */
-	public function set_is_viewed( $value ) {
-		$this->set_prop( 'is_viewed', $value );
-	}
-
-	/**
-	 * Set extra email recipients.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value email recipients.
-	 */
-	public function set_email_cc( $value ) {
-		$this->set_prop( 'email_cc', $value );
-	}
-
-	/**
-	 * Set the invoice template.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value template.
-	 */
-	public function set_template( $value ) {
-		if ( in_array( $value, array( 'quantity', 'hours', 'amount' ) ) ) {
-			$this->set_prop( 'template', $value );
-		}
-	}
-
-	/**
-	 * Set the invoice source.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value source.
-	 * @deprecated
-	 */
-	public function created_via( $value ) {
-		$this->set_created_via( sanitize_text_field( $value ) );
-	}
-
-	/**
-	 * Set the invoice source.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value source.
-	 */
-	public function set_created_via( $value ) {
-		$this->set_prop( 'created_via', sanitize_text_field( $value ) );
-	}
-
-	/**
-	 * Set the customer's address confirmed status.
-	 *
-	 * @since 1.0.19
-	 * @param  int|bool $value confirmed.
-	 */
-	public function set_address_confirmed( $value ) {
-		$this->set_prop( 'address_confirmed', $value );
-    }
-
-    /**
-	 * Alias of self::set_address_confirmed().
-	 *
-	 * @since 1.0.19
-	 * @param  int|bool $value confirmed.
-	 */
-	public function set_user_address_confirmed( $value ) {
-		$this->set_address_confirmed( $value );
-    }
-
-    /**
-	 * Alias of self::set_address_confirmed().
-	 *
-	 * @since 1.0.19
-	 * @param  int|bool $value confirmed.
-	 */
-	public function set_customer_address_confirmed( $value ) {
-		$this->set_address_confirmed( $value );
-    }
-
-    /**
-	 * Set the shipping fee
-	 *
-	 * @since 1.0.19
-	 * @param  float $value shipping amount.
-	 */
-	public function set_shipping( $value ) {
-
-		if ( ! is_numeric( $value ) ) {
-			return $this->set_prop( 'shipping', null );
-		}
-
-		$this->set_prop( 'shipping', max( 0, floatval( $value ) ) );
-	}
-
-	/**
-	 * Set the invoice sub total.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value sub total.
-	 */
-	public function set_subtotal( $value ) {
-		$this->set_prop( 'subtotal', max( 0, $value ) );
-	}
-
-	/**
-	 * Set the invoice total.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value sub total.
-	 */
-	public function set_total( $value ) {
-		$this->set_prop( 'total', max( 0, $value ) );
+    /**
+     * Set the invoice total.
+     *
+     * @since 1.0.19
+     * @param  float $value sub total.
+     */
+    public function set_total( $value ) {
+        $this->set_prop( 'total', max( 0, $value ) );
     }
 
     /**
-	 * Set the invoice discount amount.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value discount total.
-	 */
-	public function set_total_discount( $value ) {
-		$this->set_prop( 'total_discount', max( 0, $value ) );
+     * Set the invoice discount amount.
+     *
+     * @since 1.0.19
+     * @param  float $value discount total.
+     */
+    public function set_total_discount( $value ) {
+        $this->set_prop( 'total_discount', max( 0, $value ) );
     }
 
     /**
-	 * Alias of self::set_total_discount().
-	 *
-	 * @since 1.0.19
-	 * @param  float $value discount total.
-	 */
-	public function set_discount( $value ) {
-		$this->set_total_discount( $value );
+     * Alias of self::set_total_discount().
+     *
+     * @since 1.0.19
+     * @param  float $value discount total.
+     */
+    public function set_discount( $value ) {
+        $this->set_total_discount( $value );
     }
 
     /**
-	 * Set the invoice tax amount.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value tax total.
-	 */
-	public function set_total_tax( $value ) {
-		$this->set_prop( 'total_tax', max( 0, $value ) );
+     * Set the invoice tax amount.
+     *
+     * @since 1.0.19
+     * @param  float $value tax total.
+     */
+    public function set_total_tax( $value ) {
+        $this->set_prop( 'total_tax', max( 0, $value ) );
     }
 
     /**
-	 * Alias of self::set_total_tax().
-	 *
-	 * @since 1.0.19
-	 * @param  float $value tax total.
-	 */
-	public function set_tax_total( $value ) {
-		$this->set_total_tax( $value );
+     * Alias of self::set_total_tax().
+     *
+     * @since 1.0.19
+     * @param  float $value tax total.
+     */
+    public function set_tax_total( $value ) {
+        $this->set_total_tax( $value );
     }
 
     /**
-	 * Set the invoice fees amount.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value fees total.
-	 */
-	public function set_total_fees( $value ) {
-		$this->set_prop( 'total_fees', max( 0, $value ) );
+     * Set the invoice fees amount.
+     *
+     * @since 1.0.19
+     * @param  float $value fees total.
+     */
+    public function set_total_fees( $value ) {
+        $this->set_prop( 'total_fees', max( 0, $value ) );
     }
 
     /**
-	 * Alias of self::set_total_fees().
-	 *
-	 * @since 1.0.19
-	 * @param  float $value fees total.
-	 */
-	public function set_fees_total( $value ) {
-		$this->set_total_fees( $value );
+     * Alias of self::set_total_fees().
+     *
+     * @since 1.0.19
+     * @param  float $value fees total.
+     */
+    public function set_fees_total( $value ) {
+        $this->set_total_fees( $value );
     }
 
     /**
-	 * Set the invoice fees.
-	 *
-	 * @since 1.0.19
-	 * @param  array $value fees.
-	 */
-	public function set_fees( $value ) {
+     * Set the invoice fees.
+     *
+     * @since 1.0.19
+     * @param  array $value fees.
+     */
+    public function set_fees( $value ) {
 
-		if ( ! is_array( $value ) ) {
-			$value = array();
-		}
+        if ( ! is_array( $value ) ) {
+            $value = array();
+        }
 
-		$this->set_prop( 'fees', $value );
+        $this->set_prop( 'fees', $value );
 
     }
 
     /**
-	 * Set the invoice taxes.
-	 *
-	 * @since 1.0.19
-	 * @param  array $value taxes.
-	 */
-	public function set_taxes( $value ) {
+     * Set the invoice taxes.
+     *
+     * @since 1.0.19
+     * @param  array $value taxes.
+     */
+    public function set_taxes( $value ) {
 
-		if ( ! is_array( $value ) ) {
-			$value = array();
-		}
+        if ( ! is_array( $value ) ) {
+            $value = array();
+        }
 
-		$this->set_prop( 'taxes', $value );
+        $this->set_prop( 'taxes', $value );
 
     }
 
     /**
-	 * Set the invoice discounts.
-	 *
-	 * @since 1.0.19
-	 * @param  array $value discounts.
-	 */
-	public function set_discounts( $value ) {
+     * Set the invoice discounts.
+     *
+     * @since 1.0.19
+     * @param  array $value discounts.
+     */
+    public function set_discounts( $value ) {
 
-		if ( ! is_array( $value ) ) {
-			$value = array();
-		}
+        if ( ! is_array( $value ) ) {
+            $value = array();
+        }
 
-		$this->set_prop( 'discounts', $value );
+        $this->set_prop( 'discounts', $value );
     }
 
     /**
-	 * Set the invoice items.
-	 *
-	 * @since 1.0.19
-	 * @param  GetPaid_Form_Item[] $value items.
-	 */
-	public function set_items( $value ) {
+     * Set the invoice items.
+     *
+     * @since 1.0.19
+     * @param  GetPaid_Form_Item[] $value items.
+     */
+    public function set_items( $value ) {
 
         // Remove existing items.
         $this->set_prop( 'items', array() );
-		$this->recurring_item = null;
+        $this->recurring_item = null;
 
         // Ensure that we have an array.
         if ( ! is_array( $value ) ) {
@@ -3030,95 +3030,95 @@ 
     }
 
     /**
-	 * Set the payment form.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value payment form.
-	 */
-	public function set_payment_form( $value ) {
-		$this->set_prop( 'payment_form', $value );
+     * Set the payment form.
+     *
+     * @since 1.0.19
+     * @param  int $value payment form.
+     */
+    public function set_payment_form( $value ) {
+        $this->set_prop( 'payment_form', $value );
     }
 
     /**
-	 * Set the submission id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value submission id.
-	 */
-	public function set_submission_id( $value ) {
-		$this->set_prop( 'submission_id', $value );
+     * Set the submission id.
+     *
+     * @since 1.0.19
+     * @param  string $value submission id.
+     */
+    public function set_submission_id( $value ) {
+        $this->set_prop( 'submission_id', $value );
     }
 
     /**
-	 * Set the discount code.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value discount code.
-	 */
-	public function set_discount_code( $value ) {
-		$this->set_prop( 'discount_code', sanitize_text_field( $value ) );
+     * Set the discount code.
+     *
+     * @since 1.0.19
+     * @param  string $value discount code.
+     */
+    public function set_discount_code( $value ) {
+        $this->set_prop( 'discount_code', sanitize_text_field( $value ) );
     }
 
     /**
-	 * Set the gateway.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value gateway.
-	 */
-	public function set_gateway( $value ) {
-		$this->set_prop( 'gateway', $value );
+     * Set the gateway.
+     *
+     * @since 1.0.19
+     * @param  string $value gateway.
+     */
+    public function set_gateway( $value ) {
+        $this->set_prop( 'gateway', $value );
     }
 
     /**
-	 * Set the transaction id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value transaction id.
-	 */
-	public function set_transaction_id( $value ) {
-		if ( ! empty( $value ) ) {
-			$this->set_prop( 'transaction_id', $value );
-		}
+     * Set the transaction id.
+     *
+     * @since 1.0.19
+     * @param  string $value transaction id.
+     */
+    public function set_transaction_id( $value ) {
+        if ( ! empty( $value ) ) {
+            $this->set_prop( 'transaction_id', $value );
+        }
     }
 
     /**
-	 * Set the currency id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value currency id.
-	 */
-	public function set_currency( $value ) {
-		$this->set_prop( 'currency', $value );
+     * Set the currency id.
+     *
+     * @since 1.0.19
+     * @param  string $value currency id.
+     */
+    public function set_currency( $value ) {
+        $this->set_prop( 'currency', $value );
     }
 
-	/**
-	 * Set whether to disable taxes.
-	 *
-	 * @since 1.0.19
-	 * @param  bool $value value.
-	 */
-	public function set_disable_taxes( $value ) {
-		$this->set_prop( 'disable_taxes', (bool) $value );
-	}
+    /**
+     * Set whether to disable taxes.
+     *
+     * @since 1.0.19
+     * @param  bool $value value.
+     */
+    public function set_disable_taxes( $value ) {
+        $this->set_prop( 'disable_taxes', (bool) $value );
+    }
 
     /**
-	 * Set the subscription id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value subscription id.
-	 */
-	public function set_subscription_id( $value ) {
-		$this->set_prop( 'subscription_id', $value );
-	}
+     * Set the subscription id.
+     *
+     * @since 1.0.19
+     * @param  string $value subscription id.
+     */
+    public function set_subscription_id( $value ) {
+        $this->set_prop( 'subscription_id', $value );
+    }
 	
-	/**
-	 * Set the remote subscription id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value subscription id.
-	 */
-	public function set_remote_subscription_id( $value ) {
-		$this->set_prop( 'remote_subscription_id', $value );
+    /**
+     * Set the remote subscription id.
+     *
+     * @since 1.0.19
+     * @param  string $value subscription id.
+     */
+    public function set_remote_subscription_id( $value ) {
+        $this->set_prop( 'remote_subscription_id', $value );
     }
 
     /*
@@ -3157,24 +3157,24 @@ 
      */
     public function is_taxable() {
         return ! $this->get_disable_taxes();
-	}
+    }
 
-	/**
-	 * @deprecated
-	 */
-	public function has_vat() {
+    /**
+     * @deprecated
+     */
+    public function has_vat() {
         return $this->is_taxable();
-	}
+    }
 
-	/**
-	 * Checks to see if the invoice requires payment.
-	 */
-	public function is_free() {
+    /**
+     * Checks to see if the invoice requires payment.
+     */
+    public function is_free() {
         $is_free = ( (float) wpinv_round_amount( $this->get_initial_total() ) == 0 );
 
-		if ( $this->is_recurring() && $this->get_recurring_total() > 0 ) {
-			$is_free = false;
-		}
+        if ( $this->is_recurring() && $this->get_recurring_total() > 0 ) {
+            $is_free = false;
+        }
 
         return apply_filters( 'wpinv_invoice_is_free', $is_free, $this );
     }
@@ -3185,46 +3185,46 @@ 
     public function is_paid() {
         $is_paid = $this->has_status( array( 'publish', 'wpi-processing', 'wpi-renewal' ) );
         return apply_filters( 'wpinv_invoice_is_paid', $is_paid, $this );
-	}
+    }
 
-	/**
+    /**
      * Checks if the invoice needs payment.
      */
-	public function needs_payment() {
-		$needs_payment = ! $this->is_paid() && ! $this->is_refunded() && ! $this->is_free();
+    public function needs_payment() {
+        $needs_payment = ! $this->is_paid() && ! $this->is_refunded() && ! $this->is_free();
         return apply_filters( 'wpinv_needs_payment', $needs_payment, $this );
     }
   
-	/**
+    /**
      * Checks if the invoice is refunded.
      */
-	public function is_refunded() {
+    public function is_refunded() {
         $is_refunded = $this->has_status( 'wpi-refunded' );
         return apply_filters( 'wpinv_invoice_is_refunded', $is_refunded, $this );
-	}
+    }
 
-	/**
+    /**
      * Checks if the invoice is held.
      */
-	public function is_held() {
+    public function is_held() {
         $is_held = $this->has_status( 'wpi-onhold' );
         return apply_filters( 'wpinv_invoice_is_held', $is_held, $this );
-	}
+    }
 
-	/**
+    /**
      * Checks if the invoice is due.
      */
-	public function is_due() {
-		$due_date = $this->get_due_date();
-		return empty( $due_date ) ? false : current_time( 'timestamp' ) > strtotime( $due_date );
-	}
+    public function is_due() {
+        $due_date = $this->get_due_date();
+        return empty( $due_date ) ? false : current_time( 'timestamp' ) > strtotime( $due_date );
+    }
 
-	/**
+    /**
      * Checks if the invoice is draft.
      */
-	public function is_draft() {
+    public function is_draft() {
         return $this->has_status( 'draft, auto-draft' );
-	}
+    }
 
     /**
      * Checks if the invoice has a given status.
@@ -3232,9 +3232,9 @@ 
     public function has_status( $status ) {
         $status = wpinv_parse_list( $status );
         return apply_filters( 'wpinv_has_status', in_array( $this->get_status(), $status ), $status );
-	}
+    }
 
-	/**
+    /**
      * Checks if the invoice is of a given type.
      */
     public function is_type( $type ) {
@@ -3257,25 +3257,25 @@ 
      */
     public function has_free_trial() {
         return $this->is_recurring() && 0 == $this->get_initial_total();
-	}
+    }
 
-	/**
+    /**
      * @deprecated
      */
     public function is_free_trial() {
         $this->has_free_trial();
     }
 
-	/**
+    /**
      * Check if the initial payment if 0.
      *
      */
-	public function is_initial_free() {
+    public function is_initial_free() {
         $is_initial_free = ! ( (float) wpinv_round_amount( $this->get_initial_total() ) > 0 );
         return apply_filters( 'wpinv_invoice_is_initial_free', $is_initial_free, $this->get_cart_details(), $this );
     }
 	
-	/**
+    /**
      * Check if the recurring item has a free trial.
      *
      */
@@ -3288,21 +3288,21 @@ 
 
         $item = $this->get_recurring( true );
         return $item->has_free_trial();
-	}
+    }
 
-	/**
+    /**
      * Check if the free trial is a result of a discount.
      */
     public function is_free_trial_from_discount() {
-		return $this->has_free_trial() && ! $this->item_has_free_trial();
-	}
+        return $this->has_free_trial() && ! $this->item_has_free_trial();
+    }
 	
-	/**
+    /**
      * @deprecated
      */
     public function discount_first_payment_only() {
 
-		$discount = wpinv_get_discount_obj( $this->get_discount_code() );
+        $discount = wpinv_get_discount_obj( $this->get_discount_code() );
         if ( ! $discount->exists() || ! $this->is_recurring() ) {
             return true;
         }
@@ -3327,147 +3327,147 @@ 
      */
     public function add_item( $item ) {
 
-		if ( is_array( $item ) ) {
-			$item = $this->process_array_item( $item );
-		}
+        if ( is_array( $item ) ) {
+            $item = $this->process_array_item( $item );
+        }
 
-		if ( is_numeric( $item ) ) {
-			$item = new GetPaid_Form_Item( $item );
-		}
+        if ( is_numeric( $item ) ) {
+            $item = new GetPaid_Form_Item( $item );
+        }
 
         // Make sure that it is available for purchase.
-		if ( $item->get_id() > 0 && ! $item->can_purchase() ) {
-			return new WP_Error( 'invalid_item', __( 'This item is not available for purchase', 'invoicing' ) );
+        if ( $item->get_id() > 0 && ! $item->can_purchase() ) {
+            return new WP_Error( 'invalid_item', __( 'This item is not available for purchase', 'invoicing' ) );
         }
 
         // Do we have a recurring item?
-		if ( $item->is_recurring() ) {
-			$this->recurring_item = $item->get_id();
+        if ( $item->is_recurring() ) {
+            $this->recurring_item = $item->get_id();
         }
 
         // Invoice id.
         $item->invoice_id = (int) $this->get_id();
 
-		// Remove duplicates.
-		$this->remove_item( $item->get_id() );
+        // Remove duplicates.
+        $this->remove_item( $item->get_id() );
 
-		if ( 0 == $item->get_quantity() ) {
-			return;
-		}
+        if ( 0 == $item->get_quantity() ) {
+            return;
+        }
 
-		// Retrieve all items.
+        // Retrieve all items.
         $items   = $this->get_items();
 
-		// Add new item.
+        // Add new item.
         $items[] = $item;
 
         $this->set_prop( 'items', $items );
 
-		return true;
-	}
+        return true;
+    }
 
-	/**
-	 * Converts an array to an item.
-	 *
-	 * @since 1.0.19
-	 * @return GetPaid_Form_Item
-	 */
-	protected function process_array_item( $array ) {
+    /**
+     * Converts an array to an item.
+     *
+     * @since 1.0.19
+     * @return GetPaid_Form_Item
+     */
+    protected function process_array_item( $array ) {
 
-		$item_id = isset( $array['item_id'] ) ? $array['item_id'] : 0;
-		$item    = new GetPaid_Form_Item( $item_id );
+        $item_id = isset( $array['item_id'] ) ? $array['item_id'] : 0;
+        $item    = new GetPaid_Form_Item( $item_id );
 
-		// Set item data.
-		foreach ( array( 'name', 'price', 'description' ) as $key ) {
-			if ( isset( $array[ "item_$key" ] ) ) {
-				$method = "set_$key";
-				$item->$method( $array[ "item_$key" ] );
-			}
-		}
+        // Set item data.
+        foreach ( array( 'name', 'price', 'description' ) as $key ) {
+            if ( isset( $array[ "item_$key" ] ) ) {
+                $method = "set_$key";
+                $item->$method( $array[ "item_$key" ] );
+            }
+        }
 
-		if ( isset( $array['quantity'] ) ) {
-			$item->set_quantity( $array['quantity'] );
-		}
+        if ( isset( $array['quantity'] ) ) {
+            $item->set_quantity( $array['quantity'] );
+        }
 
-		// Set item meta.
-		if ( isset( $array['meta'] ) && is_array( $array['meta'] ) ) {
-			$item->set_item_meta( $array['meta'] );
-		}
+        // Set item meta.
+        if ( isset( $array['meta'] ) && is_array( $array['meta'] ) ) {
+            $item->set_item_meta( $array['meta'] );
+        }
 
-		return $item;
+        return $item;
 
-	}
+    }
 
     /**
-	 * Retrieves a specific item.
-	 *
-	 * @since 1.0.19
-	 * @return GetPaid_Form_Item|null
-	 */
-	public function get_item( $item_id ) {
+     * Retrieves a specific item.
+     *
+     * @since 1.0.19
+     * @return GetPaid_Form_Item|null
+     */
+    public function get_item( $item_id ) {
 
-		foreach ( $this->get_items() as $item ) {
-			if ( (int) $item_id == $item->get_id() ) {
-				return $item;
-			}
-		}
+        foreach ( $this->get_items() as $item ) {
+            if ( (int) $item_id == $item->get_id() ) {
+                return $item;
+            }
+        }
 
-		return null;
+        return null;
     }
 
     /**
-	 * Removes a specific item.
-	 *
-	 * @since 1.0.19
-	 */
-	public function remove_item( $item_id ) {
-		$items   = $this->get_items();
-		$item_id = (int) $item_id;
+     * Removes a specific item.
+     *
+     * @since 1.0.19
+     */
+    public function remove_item( $item_id ) {
+        $items   = $this->get_items();
+        $item_id = (int) $item_id;
 
-		foreach ( $items as $index => $item ) {
-			if ( (int) $item_id == $item->get_id() ) {
-				unset( $items[ $index ] );
-				$this->set_prop( 'items', $items );
+        foreach ( $items as $index => $item ) {
+            if ( (int) $item_id == $item->get_id() ) {
+                unset( $items[ $index ] );
+                $this->set_prop( 'items', $items );
 
-				if ( $item_id == $this->recurring_item ) {
-					$this->recurring_item = null;
-				}
+                if ( $item_id == $this->recurring_item ) {
+                    $this->recurring_item = null;
+                }
 
-			}
-		}
+            }
+        }
 
     }
 
     /**
-	 * Adds a fee to the invoice.
-	 *
-	 * @param array $fee An array of fee details. name, initial_fee, and recurring_fee are required.
-	 * @since 1.0.19
-	 */
+     * Adds a fee to the invoice.
+     *
+     * @param array $fee An array of fee details. name, initial_fee, and recurring_fee are required.
+     * @since 1.0.19
+     */
     public function add_fee( $fee ) {
 
-		$fees                 = $this->get_fees();
-		$fees[ $fee['name'] ] = $fee;
-		$this->set_prop( 'fees', $fees );
+        $fees                 = $this->get_fees();
+        $fees[ $fee['name'] ] = $fee;
+        $this->set_prop( 'fees', $fees );
 
     }
 
     /**
-	 * Retrieves a specific fee.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_fee( $fee ) {
+     * Retrieves a specific fee.
+     *
+     * @since 1.0.19
+     */
+    public function get_fee( $fee ) {
         $fees = $this->get_fees();
-		return isset( $fees[ $fee ] ) ? $fees[ $fee ] : null;
+        return isset( $fees[ $fee ] ) ? $fees[ $fee ] : null;
     }
 
     /**
-	 * Removes a specific fee.
-	 *
-	 * @since 1.0.19
-	 */
-	public function remove_fee( $fee ) {
+     * Removes a specific fee.
+     *
+     * @since 1.0.19
+     */
+    public function remove_fee( $fee ) {
         $fees = $this->get_fees();
         if ( isset( $fees[ $fee ] ) ) {
             unset( $fees[ $fee ] );
@@ -3475,55 +3475,55 @@ 
         }
     }
 
-	/**
-	 * Adds a discount to the invoice.
-	 *
-	 * @param array $discount An array of discount details. name, initial_discount, and recurring_discount are required. Include discount_code if the discount is from a discount code.
-	 * @since 1.0.19
-	 */
-	public function add_discount( $discount ) {
+    /**
+     * Adds a discount to the invoice.
+     *
+     * @param array $discount An array of discount details. name, initial_discount, and recurring_discount are required. Include discount_code if the discount is from a discount code.
+     * @since 1.0.19
+     */
+    public function add_discount( $discount ) {
 
-		$discounts = $this->get_discounts();
-		$discounts[ $discount['name'] ] = $discount;
-		$this->set_prop( 'discounts', $discounts );
+        $discounts = $this->get_discounts();
+        $discounts[ $discount['name'] ] = $discount;
+        $this->set_prop( 'discounts', $discounts );
 
-	}
+    }
 
     /**
-	 * Retrieves a specific discount.
-	 *
-	 * @since 1.0.19
-	 * @return float
-	 */
-	public function get_discount( $discount = false ) {
+     * Retrieves a specific discount.
+     *
+     * @since 1.0.19
+     * @return float
+     */
+    public function get_discount( $discount = false ) {
 
-		// Backwards compatibilty.
-		if ( empty( $discount ) ) {
-			return $this->get_total_discount();
-		}
+        // Backwards compatibilty.
+        if ( empty( $discount ) ) {
+            return $this->get_total_discount();
+        }
 
         $discounts = $this->get_discounts();
-		return isset( $discounts[ $discount ] ) ? $discounts[ $discount ] : null;
+        return isset( $discounts[ $discount ] ) ? $discounts[ $discount ] : null;
     }
 
     /**
-	 * Removes a specific discount.
-	 *
-	 * @since 1.0.19
-	 */
-	public function remove_discount( $discount ) {
+     * Removes a specific discount.
+     *
+     * @since 1.0.19
+     */
+    public function remove_discount( $discount ) {
         $discounts = $this->get_discounts();
         if ( isset( $discounts[ $discount ] ) ) {
             unset( $discounts[ $discount ] );
             $this->set_prop( 'discounts', $discounts );
         }
 
-		if ( 'discount_code' == $discount ) {
-			foreach ( $this->get_items() as $item ) {
-				$item->item_discount           = 0;
-				$item->recurring_item_discount = 0;
-			}
-		}
+        if ( 'discount_code' == $discount ) {
+            foreach ( $this->get_items() as $item ) {
+                $item->item_discount           = 0;
+                $item->recurring_item_discount = 0;
+            }
+        }
 
     }
 
@@ -3536,34 +3536,34 @@ 
         if ( $this->is_taxable() ) {
 
             $taxes                 = $this->get_taxes();
-			$taxes[ $tax['name'] ] = $tax;
-			$this->set_prop( 'taxes', $tax );
+            $taxes[ $tax['name'] ] = $tax;
+            $this->set_prop( 'taxes', $tax );
 
         }
     }
 
     /**
-	 * Retrieves a specific tax.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_tax( $tax = null ) {
+     * Retrieves a specific tax.
+     *
+     * @since 1.0.19
+     */
+    public function get_tax( $tax = null ) {
 
-		// Backwards compatility.
-		if ( empty( $tax ) ) {
-			return $this->get_total_tax();
-		}
+        // Backwards compatility.
+        if ( empty( $tax ) ) {
+            return $this->get_total_tax();
+        }
 
         $taxes = $this->get_taxes();
-		return isset( $taxes[ $tax ] ) ? $taxes[ $tax ] : null;
+        return isset( $taxes[ $tax ] ) ? $taxes[ $tax ] : null;
     }
 
     /**
-	 * Removes a specific tax.
-	 *
-	 * @since 1.0.19
-	 */
-	public function remove_tax( $tax ) {
+     * Removes a specific tax.
+     *
+     * @since 1.0.19
+     */
+    public function remove_tax( $tax ) {
         $taxes = $this->get_taxes();
         if ( isset( $taxes[ $tax ] ) ) {
             unset( $taxes[ $tax ] );
@@ -3572,185 +3572,185 @@ 
     }
 
     /**
-	 * Recalculates the invoice subtotal.
-	 *
-	 * @since 1.0.19
-	 * @return float The recalculated subtotal
-	 */
-	public function recalculate_subtotal() {
+     * Recalculates the invoice subtotal.
+     *
+     * @since 1.0.19
+     * @return float The recalculated subtotal
+     */
+    public function recalculate_subtotal() {
         $items     = $this->get_items();
-		$subtotal  = 0;
-		$recurring = 0;
+        $subtotal  = 0;
+        $recurring = 0;
 
         foreach ( $items as $item ) {
-			$subtotal  += $item->get_sub_total( 'edit' );
-			$recurring += $item->get_recurring_sub_total( 'edit' );
+            $subtotal  += $item->get_sub_total( 'edit' );
+            $recurring += $item->get_recurring_sub_total( 'edit' );
         }
 
-		if ( wpinv_prices_include_tax() ) {
-			$subtotal  = max( 0, $subtotal - $this->totals['tax']['initial'] );
-			$recurring = max( 0, $recurring - $this->totals['tax']['recurring'] );
-		}
+        if ( wpinv_prices_include_tax() ) {
+            $subtotal  = max( 0, $subtotal - $this->totals['tax']['initial'] );
+            $recurring = max( 0, $recurring - $this->totals['tax']['recurring'] );
+        }
 
-		$current = $this->is_renewal() ? $recurring : $subtotal;
-		$this->set_subtotal( $current );
+        $current = $this->is_renewal() ? $recurring : $subtotal;
+        $this->set_subtotal( $current );
 
-		$this->totals['subtotal'] = array(
-			'initial'   => $subtotal,
-			'recurring' => $recurring,
-		);
+        $this->totals['subtotal'] = array(
+            'initial'   => $subtotal,
+            'recurring' => $recurring,
+        );
 
         return $current;
     }
 
     /**
-	 * Recalculates the invoice discount total.
-	 *
-	 * @since 1.0.19
-	 * @return float The recalculated discount
-	 */
-	public function recalculate_total_discount() {
+     * Recalculates the invoice discount total.
+     *
+     * @since 1.0.19
+     * @return float The recalculated discount
+     */
+    public function recalculate_total_discount() {
         $discounts = $this->get_discounts();
-		$discount  = 0;
-		$recurring = 0;
+        $discount  = 0;
+        $recurring = 0;
 
         foreach ( $discounts as $data ) {
-			$discount  += wpinv_sanitize_amount( $data['initial_discount'] );
-			$recurring += wpinv_sanitize_amount( $data['recurring_discount'] );
-		}
+            $discount  += wpinv_sanitize_amount( $data['initial_discount'] );
+            $recurring += wpinv_sanitize_amount( $data['recurring_discount'] );
+        }
 
-		$current = $this->is_renewal() ? $recurring : $discount;
+        $current = $this->is_renewal() ? $recurring : $discount;
 
-		$this->set_total_discount( $current );
+        $this->set_total_discount( $current );
 
-		$this->totals['discount'] = array(
-			'initial'   => $discount,
-			'recurring' => $recurring,
-		);
+        $this->totals['discount'] = array(
+            'initial'   => $discount,
+            'recurring' => $recurring,
+        );
 
-		return $current;
+        return $current;
 
     }
 
     /**
-	 * Recalculates the invoice tax total.
-	 *
-	 * @since 1.0.19
-	 * @return float The recalculated tax
-	 */
-	public function recalculate_total_tax() {
+     * Recalculates the invoice tax total.
+     *
+     * @since 1.0.19
+     * @return float The recalculated tax
+     */
+    public function recalculate_total_tax() {
 
-		// Maybe disable taxes.
-		$vat_number = $this->get_vat_number();
-		$skip_tax   = GetPaid_Payment_Form_Submission_Taxes::is_eu_transaction( $this->get_country() ) && ! empty( $vat_number );
+        // Maybe disable taxes.
+        $vat_number = $this->get_vat_number();
+        $skip_tax   = GetPaid_Payment_Form_Submission_Taxes::is_eu_transaction( $this->get_country() ) && ! empty( $vat_number );
 
-		if ( wpinv_is_base_country( $this->get_country() ) && 'vat_too' == wpinv_get_option( 'vat_same_country_rule', 'vat_too' ) ) {
-			$skip_tax = false;
-		}
+        if ( wpinv_is_base_country( $this->get_country() ) && 'vat_too' == wpinv_get_option( 'vat_same_country_rule', 'vat_too' ) ) {
+            $skip_tax = false;
+        }
 
-		if ( ! wpinv_use_taxes() || $this->get_disable_taxes() || ! wpinv_is_country_taxable( $this->get_country() ) || $skip_tax   ) {
+        if ( ! wpinv_use_taxes() || $this->get_disable_taxes() || ! wpinv_is_country_taxable( $this->get_country() ) || $skip_tax   ) {
 
-			$this->totals['tax'] = array(
-				'initial'   => 0,
-				'recurring' => 0,
-			);
+            $this->totals['tax'] = array(
+                'initial'   => 0,
+                'recurring' => 0,
+            );
 
-			$this->tax_rate = 0;
+            $this->tax_rate = 0;
 
-			$this->set_taxes( array() );
-			$current = 0;
-		} else {
+            $this->set_taxes( array() );
+            $current = 0;
+        } else {
 
-			$item_taxes = array();
+            $item_taxes = array();
 
-			foreach ( $this->get_items() as $item ) {
-				$rates    = getpaid_get_item_tax_rates( $item, $this->get_country(), $this->get_state() );
-				$rates    = getpaid_filter_item_tax_rates( $item, $rates );
-				$taxes    = getpaid_calculate_item_taxes( getpaid_get_taxable_amount( $item, false ), $rates );
-				$r_taxes  = getpaid_calculate_item_taxes( getpaid_get_taxable_amount( $item, true ), $rates );
-				foreach ( $taxes as $name => $amount ) {
-					$recurring = isset( $r_taxes[ $name ] ) ? $r_taxes[ $name ] : 0;
-					$tax       = getpaid_prepare_item_tax( $item, $name, $amount, $recurring );
+            foreach ( $this->get_items() as $item ) {
+                $rates    = getpaid_get_item_tax_rates( $item, $this->get_country(), $this->get_state() );
+                $rates    = getpaid_filter_item_tax_rates( $item, $rates );
+                $taxes    = getpaid_calculate_item_taxes( getpaid_get_taxable_amount( $item, false ), $rates );
+                $r_taxes  = getpaid_calculate_item_taxes( getpaid_get_taxable_amount( $item, true ), $rates );
+                foreach ( $taxes as $name => $amount ) {
+                    $recurring = isset( $r_taxes[ $name ] ) ? $r_taxes[ $name ] : 0;
+                    $tax       = getpaid_prepare_item_tax( $item, $name, $amount, $recurring );
 
-					if ( ! isset( $item_taxes[ $name ] ) ) {
-						$item_taxes[ $name ] = $tax;
-						continue;
-					}
+                    if ( ! isset( $item_taxes[ $name ] ) ) {
+                        $item_taxes[ $name ] = $tax;
+                        continue;
+                    }
 
-					$item_taxes[ $name ]['initial_tax']   += $tax['initial_tax'];
-					$item_taxes[ $name ]['recurring_tax'] += $tax['recurring_tax'];
+                    $item_taxes[ $name ]['initial_tax']   += $tax['initial_tax'];
+                    $item_taxes[ $name ]['recurring_tax'] += $tax['recurring_tax'];
 
-				}
+                }
 
-			}
+            }
 
-			$item_taxes = array_replace( $this->get_taxes(), $item_taxes );
-			$this->set_taxes( $item_taxes );
+            $item_taxes = array_replace( $this->get_taxes(), $item_taxes );
+            $this->set_taxes( $item_taxes );
 
-			$initial_tax   = array_sum( wp_list_pluck( $item_taxes, 'initial_tax' ) );
-			$recurring_tax = array_sum( wp_list_pluck( $item_taxes, 'recurring_tax' ) );
+            $initial_tax   = array_sum( wp_list_pluck( $item_taxes, 'initial_tax' ) );
+            $recurring_tax = array_sum( wp_list_pluck( $item_taxes, 'recurring_tax' ) );
 
-			$current = $this->is_renewal() ? $recurring_tax : $initial_tax;
+            $current = $this->is_renewal() ? $recurring_tax : $initial_tax;
 
-			$this->totals['tax'] = array(
-				'initial'   => $initial_tax,
-				'recurring' => $recurring_tax,
-			);
+            $this->totals['tax'] = array(
+                'initial'   => $initial_tax,
+                'recurring' => $recurring_tax,
+            );
 
-		}
+        }
 
-		$this->set_total_tax( $current );
+        $this->set_total_tax( $current );
 
-		return $current;
+        return $current;
 
     }
 
     /**
-	 * Recalculates the invoice fees total.
-	 *
-	 * @since 1.0.19
-	 * @return float The recalculated fee
-	 */
-	public function recalculate_total_fees() {
-		$fees      = $this->get_fees();
-		$fee       = 0;
-		$recurring = 0;
+     * Recalculates the invoice fees total.
+     *
+     * @since 1.0.19
+     * @return float The recalculated fee
+     */
+    public function recalculate_total_fees() {
+        $fees      = $this->get_fees();
+        $fee       = 0;
+        $recurring = 0;
 
         foreach ( $fees as $data ) {
-			$fee       += wpinv_sanitize_amount( $data['initial_fee'] );
-			$recurring += wpinv_sanitize_amount( $data['recurring_fee'] );
-		}
+            $fee       += wpinv_sanitize_amount( $data['initial_fee'] );
+            $recurring += wpinv_sanitize_amount( $data['recurring_fee'] );
+        }
 
-		$current = $this->is_renewal() ? $recurring : $fee;
-		$this->set_total_fees( $current );
+        $current = $this->is_renewal() ? $recurring : $fee;
+        $this->set_total_fees( $current );
 
-		$this->totals['fee'] = array(
-			'initial'   => $fee,
-			'recurring' => $recurring,
-		);
+        $this->totals['fee'] = array(
+            'initial'   => $fee,
+            'recurring' => $recurring,
+        );
 
         $this->set_total_fees( $fee );
         return $current;
     }
 
     /**
-	 * Recalculates the invoice total.
-	 *
-	 * @since 1.0.19
+     * Recalculates the invoice total.
+     *
+     * @since 1.0.19
      * @return float The invoice total
-	 */
-	public function recalculate_total() {
+     */
+    public function recalculate_total() {
         $this->recalculate_total_fees();
         $this->recalculate_total_discount();
-		$this->recalculate_total_tax();
-		$this->recalculate_subtotal();
-		$this->set_total( $this->get_total_tax( 'edit' ) + $this->get_total_fees( 'edit' ) + $this->get_subtotal( 'edit' ) - $this->get_total_discount( 'edit' ) );
-		return $this->get_total();
-	}
-
-	/**
-	 * @deprecated
-	 */
+        $this->recalculate_total_tax();
+        $this->recalculate_subtotal();
+        $this->set_total( $this->get_total_tax( 'edit' ) + $this->get_total_fees( 'edit' ) + $this->get_subtotal( 'edit' ) - $this->get_total_discount( 'edit' ) );
+        return $this->get_total();
+    }
+
+    /**
+     * @deprecated
+     */
     public function recalculate_totals() {
         $this->recalculate_total();
         $this->save( true );
@@ -3764,22 +3764,22 @@ 
         return $this->get_data();
     }
 
-	/**
+    /**
      * Adds a system note to an invoice.
      *
      * @param string $note The note being added.
-	 * @return int|false The new note's ID on success, false on failure.
+     * @return int|false The new note's ID on success, false on failure.
      *
      */
     public function add_system_note( $note ) {
-		return $this->add_note( $note, false, false, true );
-	}
+        return $this->add_note( $note, false, false, true );
+    }
 
     /**
      * Adds a note to an invoice.
      *
      * @param string $note The note being added.
-	 * @return int|false The new note's ID on success, false on failure.
+     * @return int|false The new note's ID on success, false on failure.
      *
      */
     public function add_note( $note = '', $customer_type = false, $added_by_user = false, $system = false ) {
@@ -3789,21 +3789,21 @@ 
             return false;
         }
 
-		$author       = 'System';
-		$author_email = 'bot@wpinvoicing.com';
+        $author       = 'System';
+        $author_email = 'bot@wpinvoicing.com';
 
-		// If this is an admin comment or it has been added by the user.
-		if ( is_user_logged_in() && ( ! $system || $added_by_user ) ) {
-			$user         = get_user_by( 'id', get_current_user_id() );
+        // If this is an admin comment or it has been added by the user.
+        if ( is_user_logged_in() && ( ! $system || $added_by_user ) ) {
+            $user         = get_user_by( 'id', get_current_user_id() );
             $author       = $user->display_name;
             $author_email = $user->user_email;
-		}
+        }
 
-		return getpaid_notes()->add_invoice_note( $this, $note, $author, $author_email, $customer_type );
+        return getpaid_notes()->add_invoice_note( $this, $note, $author, $author_email, $customer_type );
 
-	}
+    }
 
-	/**
+    /**
      * Generates a unique key for the invoice.
      */
     public function generate_key( $string = '' ) {
@@ -3823,113 +3823,113 @@ 
             $number = wpinv_get_next_invoice_number( $this->get_post_type() );
         }
 
-		return wpinv_format_invoice_number( $number, $this->get_post_type() );
-
-	}
-
-	/**
-	 * Handle the status transition.
-	 */
-	protected function status_transition() {
-		$status_transition = $this->status_transition;
-
-		// Reset status transition variable.
-		$this->status_transition = false;
+        return wpinv_format_invoice_number( $number, $this->get_post_type() );
 
-		if ( $status_transition ) {
-			try {
-
-				// Fire a hook for the status change.
-				do_action( 'getpaid_invoice_status_' . $status_transition['to'], $this, $status_transition );
-
-				// @deprecated this is deprecated and will be removed in the future.
-				do_action( 'wpinv_status_' . $status_transition['to'], $this->get_id(), $status_transition['from'] );
-
-				if ( ! empty( $status_transition['from'] ) ) {
-
-					/* translators: 1: old invoice status 2: new invoice status */
-					$transition_note = sprintf( __( 'Status changed from %1$s to %2$s.', 'invoicing' ), wpinv_status_nicename( $status_transition['from'], $this ), wpinv_status_nicename( $status_transition['to'], $this  ) );
-
-					// Fire another hook.
-					do_action( 'getpaid_invoice_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this );
-					do_action( 'getpaid_invoice_status_changed', $this, $status_transition['from'], $status_transition['to'] );
-
-					// @deprecated this is deprecated and will be removed in the future.
-					do_action( 'wpinv_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this->get_id(), $status_transition['from'] );
-
-					// Note the transition occurred.
-					$this->add_note( trim( $status_transition['note'] . ' ' . $transition_note ), false, $status_transition['manual'] );
-
-					// Work out if this was for a payment, and trigger a payment_status hook instead.
-					if (
-						in_array( $status_transition['from'], array( 'wpi-cancelled', 'wpi-pending', 'wpi-failed', 'wpi-refunded', 'wpi-onhold' ), true )
-						&& in_array( $status_transition['to'], array( 'publish', 'wpi-processing', 'wpi-renewal' ), true )
-					) {
-						do_action( 'getpaid_invoice_payment_status_changed', $this, $status_transition );
-					}
-
-					// Work out if this was for a payment reversal, and trigger a payment_status_reversed hook instead.
-					if (
-						in_array( $status_transition['from'], array( 'publish', 'wpi-processing', 'wpi-renewal' ), true )
-						&& in_array( $status_transition['to'], array( 'wpi-cancelled', 'wpi-pending', 'wpi-failed', 'wpi-refunded', 'wpi-onhold' ), true )
-					) {
-						do_action( 'getpaid_invoice_payment_status_reversed', $this, $status_transition );
-					}
-				} else {
-					/* translators: %s: new invoice status */
-					$transition_note = sprintf( __( 'Status set to %s.', 'invoicing' ), wpinv_status_nicename( $status_transition['to'], $this  ) );
-
-					// Note the transition occurred.
-					$this->add_note( trim( $status_transition['note'] . ' ' . $transition_note ), 0, $status_transition['manual'] );
+    }
 
-				}
-			} catch ( Exception $e ) {
-				$this->add_note( __( 'Error during status transition.', 'invoicing' ) . ' ' . $e->getMessage() );
-			}
-		}
-	}
+    /**
+     * Handle the status transition.
+     */
+    protected function status_transition() {
+        $status_transition = $this->status_transition;
+
+        // Reset status transition variable.
+        $this->status_transition = false;
+
+        if ( $status_transition ) {
+            try {
+
+                // Fire a hook for the status change.
+                do_action( 'getpaid_invoice_status_' . $status_transition['to'], $this, $status_transition );
+
+                // @deprecated this is deprecated and will be removed in the future.
+                do_action( 'wpinv_status_' . $status_transition['to'], $this->get_id(), $status_transition['from'] );
+
+                if ( ! empty( $status_transition['from'] ) ) {
+
+                    /* translators: 1: old invoice status 2: new invoice status */
+                    $transition_note = sprintf( __( 'Status changed from %1$s to %2$s.', 'invoicing' ), wpinv_status_nicename( $status_transition['from'], $this ), wpinv_status_nicename( $status_transition['to'], $this  ) );
+
+                    // Fire another hook.
+                    do_action( 'getpaid_invoice_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this );
+                    do_action( 'getpaid_invoice_status_changed', $this, $status_transition['from'], $status_transition['to'] );
+
+                    // @deprecated this is deprecated and will be removed in the future.
+                    do_action( 'wpinv_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this->get_id(), $status_transition['from'] );
+
+                    // Note the transition occurred.
+                    $this->add_note( trim( $status_transition['note'] . ' ' . $transition_note ), false, $status_transition['manual'] );
+
+                    // Work out if this was for a payment, and trigger a payment_status hook instead.
+                    if (
+                        in_array( $status_transition['from'], array( 'wpi-cancelled', 'wpi-pending', 'wpi-failed', 'wpi-refunded', 'wpi-onhold' ), true )
+                        && in_array( $status_transition['to'], array( 'publish', 'wpi-processing', 'wpi-renewal' ), true )
+                    ) {
+                        do_action( 'getpaid_invoice_payment_status_changed', $this, $status_transition );
+                    }
+
+                    // Work out if this was for a payment reversal, and trigger a payment_status_reversed hook instead.
+                    if (
+                        in_array( $status_transition['from'], array( 'publish', 'wpi-processing', 'wpi-renewal' ), true )
+                        && in_array( $status_transition['to'], array( 'wpi-cancelled', 'wpi-pending', 'wpi-failed', 'wpi-refunded', 'wpi-onhold' ), true )
+                    ) {
+                        do_action( 'getpaid_invoice_payment_status_reversed', $this, $status_transition );
+                    }
+                } else {
+                    /* translators: %s: new invoice status */
+                    $transition_note = sprintf( __( 'Status set to %s.', 'invoicing' ), wpinv_status_nicename( $status_transition['to'], $this  ) );
+
+                    // Note the transition occurred.
+                    $this->add_note( trim( $status_transition['note'] . ' ' . $transition_note ), 0, $status_transition['manual'] );
+
+                }
+            } catch ( Exception $e ) {
+                $this->add_note( __( 'Error during status transition.', 'invoicing' ) . ' ' . $e->getMessage() );
+            }
+        }
+    }
 
-	/**
-	 * Updates an invoice status.
-	 */
-	public function update_status( $new_status = false, $note = '', $manual = false ) {
+    /**
+     * Updates an invoice status.
+     */
+    public function update_status( $new_status = false, $note = '', $manual = false ) {
 
-		// Fires before updating a status.
-		do_action( 'wpinv_before_invoice_status_change', $this->get_id(), $new_status, $this->get_status( 'edit' ) );
+        // Fires before updating a status.
+        do_action( 'wpinv_before_invoice_status_change', $this->get_id(), $new_status, $this->get_status( 'edit' ) );
 
-		// Update the status.
-		$this->set_status( $new_status, $note, $manual );
+        // Update the status.
+        $this->set_status( $new_status, $note, $manual );
 
-		// Save the order.
-		return $this->save();
+        // Save the order.
+        return $this->save();
 
-	}
+    }
 
-	/**
-	 * @deprecated
-	 */
-	public function refresh_item_ids() {
+    /**
+     * @deprecated
+     */
+    public function refresh_item_ids() {
         $item_ids = implode( ',', array_unique( wp_list_pluck( $this->get_cart_details(), 'item_id' ) ) );
         update_post_meta( $this->get_id(), '_wpinv_item_ids', $item_ids );
-	}
+    }
 
-	/**
-	 * @deprecated
-	 */
-	public function update_items( $temp = false ) {
+    /**
+     * @deprecated
+     */
+    public function update_items( $temp = false ) {
 
-		$this->set_items( $this->get_items() );
+        $this->set_items( $this->get_items() );
 
-		if ( ! $temp ) {
-			$this->save();
-		}
+        if ( ! $temp ) {
+            $this->save();
+        }
 
         return $this;
-	}
+    }
 
-	/**
-	 * @deprecated
-	 */
+    /**
+     * @deprecated
+     */
     public function validate_discount() {
 
         $discount_code = $this->get_discount_code();
@@ -3945,93 +3945,93 @@ 
 
     }
 
-	/**
-	 * Refunds an invoice.
-	 */
+    /**
+     * Refunds an invoice.
+     */
     public function refund() {
-		$this->set_status( 'wpi-refunded' );
+        $this->set_status( 'wpi-refunded' );
         $this->save();
-	}
+    }
 
-	/**
-	 * Marks an invoice as paid.
-	 * 
-	 * @param string $transaction_id
-	 */
+    /**
+     * Marks an invoice as paid.
+     * 
+     * @param string $transaction_id
+     */
     public function mark_paid( $transaction_id = null, $note = '' ) {
 
-		// Set the transaction id.
-		if ( empty( $transaction_id ) ) {
-			$transaction_id = $this->generate_key('trans_');
-		}
+        // Set the transaction id.
+        if ( empty( $transaction_id ) ) {
+            $transaction_id = $this->generate_key('trans_');
+        }
 
-		if ( ! $this->get_transaction_id() ) {
-			$this->set_transaction_id( $transaction_id );
-		}
+        if ( ! $this->get_transaction_id() ) {
+            $this->set_transaction_id( $transaction_id );
+        }
 
-		if ( $this->is_paid() && 'wpi-processing' != $this->get_status() ) {
-			return $this->save();
-		}
+        if ( $this->is_paid() && 'wpi-processing' != $this->get_status() ) {
+            return $this->save();
+        }
 
-		// Set the completed date.
-		$this->set_date_completed( current_time( 'mysql' ) );
+        // Set the completed date.
+        $this->set_date_completed( current_time( 'mysql' ) );
 
-		// Set the new status.
-		$gateway = sanitize_text_field( $this->get_gateway_title() );
-		if ( $this->is_renewal() || ! $this->is_parent() ) {
+        // Set the new status.
+        $gateway = sanitize_text_field( $this->get_gateway_title() );
+        if ( $this->is_renewal() || ! $this->is_parent() ) {
 
-			$_note = wp_sprintf( __( 'Renewed via %s', 'invoicing' ), $gateway );
-			$_note = $_note . empty( $note ) ? '' : " ($note)";
+            $_note = wp_sprintf( __( 'Renewed via %s', 'invoicing' ), $gateway );
+            $_note = $_note . empty( $note ) ? '' : " ($note)";
 
-			if ( 'none' == $this->get_gateway() ) {
-				$_note = $note;
-			}
+            if ( 'none' == $this->get_gateway() ) {
+                $_note = $note;
+            }
 
-			$this->set_status( 'wpi-renewal', $_note );
+            $this->set_status( 'wpi-renewal', $_note );
 
-		} else {
+        } else {
 
-			$_note = wp_sprintf( __( 'Paid via %s', 'invoicing' ), $gateway );
-			$_note = $_note . empty( $note ) ? '' : " ($note)";
+            $_note = wp_sprintf( __( 'Paid via %s', 'invoicing' ), $gateway );
+            $_note = $_note . empty( $note ) ? '' : " ($note)";
 
-			if ( 'none' == $this->get_gateway() ) {
-				$_note = $note;
-			}
+            if ( 'none' == $this->get_gateway() ) {
+                $_note = $note;
+            }
 
-			$this->set_status( 'publish', $_note );
+            $this->set_status( 'publish', $_note );
 
-		}
+        }
 
-		// Set checkout mode.
-		$mode = wpinv_is_test_mode( $this->get_gateway() ) ? 'test' : 'live';
-		$this->set_mode( $mode );
+        // Set checkout mode.
+        $mode = wpinv_is_test_mode( $this->get_gateway() ) ? 'test' : 'live';
+        $this->set_mode( $mode );
 
-		// Save the invoice.
+        // Save the invoice.
         $this->save();
-	}
-
-	/**
-	 * Save data to the database.
-	 *
-	 * @since 1.0.19
-	 * @return int invoice ID
-	 */
-	public function save() {
-		$this->maybe_set_date_paid();
-		$this->maybe_set_key();
-		parent::save();
-		$this->clear_cache();
-		$this->status_transition();
-		return $this->get_id();
-	}
-
-	/**
+    }
+
+    /**
+     * Save data to the database.
+     *
+     * @since 1.0.19
+     * @return int invoice ID
+     */
+    public function save() {
+        $this->maybe_set_date_paid();
+        $this->maybe_set_key();
+        parent::save();
+        $this->clear_cache();
+        $this->status_transition();
+        return $this->get_id();
+    }
+
+    /**
      * Clears the subscription's cache.
      */
     public function clear_cache() {
-		wp_cache_delete( $this->get_key(), 'getpaid_invoice_keys_to_invoice_ids' );
-		wp_cache_delete( $this->get_number(), 'getpaid_invoice_numbers_to_invoice_ids' );
-		wp_cache_delete( $this->get_transaction_id(), 'getpaid_invoice_transaction_ids_to_invoice_ids' );
-	}
+        wp_cache_delete( $this->get_key(), 'getpaid_invoice_keys_to_invoice_ids' );
+        wp_cache_delete( $this->get_number(), 'getpaid_invoice_numbers_to_invoice_ids' );
+        wp_cache_delete( $this->get_transaction_id(), 'getpaid_invoice_transaction_ids_to_invoice_ids' );
+    }
 
 }

Spacing +811 added lines, -811 removed lines

@@ -6,7 +6,7 @@ 
  * @package Invoicing
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Invoice class.
@@ -145,40 +145,40 @@ 
 	 *
 	 * @param  int|string|object|WPInv_Invoice|WPInv_Legacy_Invoice|WP_Post $invoice Invoice id, key, transaction id, number or object to read.
 	 */
-    public function __construct( $invoice = 0 ) {
+    public function __construct($invoice = 0) {
 
-        parent::__construct( $invoice );
+        parent::__construct($invoice);
 
-		if ( ! empty( $invoice ) && is_numeric( $invoice ) && getpaid_is_invoice_post_type( get_post_type( (int) $invoice ) ) ) {
-			$this->set_id( (int) $invoice );
-		} elseif ( $invoice instanceof self ) {
-			$this->set_id( $invoice->get_id() );
-		} elseif ( ! empty( $invoice->ID ) ) {
-			$this->set_id( $invoice->ID );
-		} elseif ( is_array( $invoice ) ) {
-			$this->set_props( $invoice );
+		if (!empty($invoice) && is_numeric($invoice) && getpaid_is_invoice_post_type(get_post_type((int) $invoice))) {
+			$this->set_id((int) $invoice);
+		} elseif ($invoice instanceof self) {
+			$this->set_id($invoice->get_id());
+		} elseif (!empty($invoice->ID)) {
+			$this->set_id($invoice->ID);
+		} elseif (is_array($invoice)) {
+			$this->set_props($invoice);
 
-			if ( isset( $invoice['ID'] ) ) {
-				$this->set_id( $invoice['ID'] );
+			if (isset($invoice['ID'])) {
+				$this->set_id($invoice['ID']);
 			}
 
-		} elseif ( is_string( $invoice ) && $invoice_id = self::get_invoice_id_by_field( $invoice, 'key' ) ) {
-			$this->set_id( $invoice_id );
-		} elseif ( is_string( $invoice ) && $invoice_id = self::get_invoice_id_by_field( $invoice, 'number' ) ) {
-			$this->set_id( $invoice_id );
-		} elseif ( is_string( $invoice ) && $invoice_id = self::get_invoice_id_by_field( $invoice, 'transaction_id' ) ) {
-			$this->set_id( $invoice_id );
+		} elseif (is_string($invoice) && $invoice_id = self::get_invoice_id_by_field($invoice, 'key')) {
+			$this->set_id($invoice_id);
+		} elseif (is_string($invoice) && $invoice_id = self::get_invoice_id_by_field($invoice, 'number')) {
+			$this->set_id($invoice_id);
+		} elseif (is_string($invoice) && $invoice_id = self::get_invoice_id_by_field($invoice, 'transaction_id')) {
+			$this->set_id($invoice_id);
 		} else {
-			$this->set_object_read( true );
+			$this->set_object_read(true);
 		}
 
         // Load the datastore.
-		$this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
+		$this->data_store = GetPaid_Data_Store::load($this->data_store_name);
 
-		if ( $this->get_id() > 0 ) {
-            $this->post = get_post( $this->get_id() );
+		if ($this->get_id() > 0) {
+            $this->post = get_post($this->get_id());
             $this->ID   = $this->get_id();
-			$this->data_store->read( $this );
+			$this->data_store->read($this);
         }
 
     }
@@ -193,38 +193,38 @@ 
 	 * @since 1.0.15
 	 * @return int
 	 */
-	public static function get_invoice_id_by_field( $value, $field = 'key' ) {
+	public static function get_invoice_id_by_field($value, $field = 'key') {
         global $wpdb;
 
 		// Trim the value.
-		$value = trim( $value );
+		$value = trim($value);
 
-		if ( empty( $value ) ) {
+		if (empty($value)) {
 			return 0;
 		}
 
         // Valid fields.
-        $fields = array( 'key', 'number', 'transaction_id' );
+        $fields = array('key', 'number', 'transaction_id');
 
 		// Ensure a field has been passed.
-		if ( empty( $field ) || ! in_array( $field, $fields ) ) {
+		if (empty($field) || !in_array($field, $fields)) {
 			return 0;
 		}
 
 		// Maybe retrieve from the cache.
-		$invoice_id   = wp_cache_get( $value, "getpaid_invoice_{$field}s_to_invoice_ids" );
-		if ( false !== $invoice_id ) {
+		$invoice_id = wp_cache_get($value, "getpaid_invoice_{$field}s_to_invoice_ids");
+		if (false !== $invoice_id) {
 			return $invoice_id;
 		}
 
         // Fetch from the db.
         $table       = $wpdb->prefix . 'getpaid_invoices';
         $invoice_id  = (int) $wpdb->get_var(
-            $wpdb->prepare( "SELECT `post_id` FROM $table WHERE `$field`=%s LIMIT 1", $value )
+            $wpdb->prepare("SELECT `post_id` FROM $table WHERE `$field`=%s LIMIT 1", $value)
         );
 
 		// Update the cache with our data
-		wp_cache_set( $value, $invoice_id, "getpaid_invoice_{$field}s_to_invoice_ids" );
+		wp_cache_set($value, $invoice_id, "getpaid_invoice_{$field}s_to_invoice_ids");
 
 		return $invoice_id;
     }
@@ -232,8 +232,8 @@ 
     /**
      * Checks if an invoice key is set.
      */
-    public function _isset( $key ) {
-        return isset( $this->data[$key] ) || method_exists( $this, "get_$key" );
+    public function _isset($key) {
+        return isset($this->data[$key]) || method_exists($this, "get_$key");
     }
 
     /*
@@ -258,8 +258,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_parent_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'parent_id', $context );
+	public function get_parent_id($context = 'view') {
+		return (int) $this->get_prop('parent_id', $context);
     }
 
     /**
@@ -269,7 +269,7 @@ 
 	 * @return WPInv_Invoice
 	 */
     public function get_parent_payment() {
-        return new WPInv_Invoice( $this->get_parent_id() );
+        return new WPInv_Invoice($this->get_parent_id());
     }
 
     /**
@@ -289,8 +289,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_status( $context = 'view' ) {
-		return $this->get_prop( 'status', $context );
+	public function get_status($context = 'view') {
+		return $this->get_prop('status', $context);
 	}
 	
 	/**
@@ -300,7 +300,7 @@ 
 	 * @return array
 	 */
 	public function get_all_statuses() {
-		return wpinv_get_invoice_statuses( true, true, $this );
+		return wpinv_get_invoice_statuses(true, true, $this);
     }
 
     /**
@@ -312,9 +312,9 @@ 
     public function get_status_nicename() {
 		$statuses = $this->get_all_statuses();
 
-        $status = isset( $statuses[ $this->get_status() ] ) ? $statuses[ $this->get_status() ] : $this->get_status();
+        $status = isset($statuses[$this->get_status()]) ? $statuses[$this->get_status()] : $this->get_status();
 
-        return apply_filters( 'wpinv_get_invoice_status_nicename', $status, $this );
+        return apply_filters('wpinv_get_invoice_status_nicename', $status, $this);
     }
 
 	/**
@@ -325,7 +325,7 @@ 
 	 */
 	public function get_status_class() {
 		$statuses = getpaid_get_invoice_status_classes();
-		return isset( $statuses[ $this->get_status() ] ) ? $statuses[ $this->get_status() ] : 'badge-dark';
+		return isset($statuses[$this->get_status()]) ? $statuses[$this->get_status()] : 'badge-dark';
 	}
 
 	/**
@@ -336,9 +336,9 @@ 
      */
     public function get_status_label_html() {
 
-		$status_label = sanitize_text_field( $this->get_status_nicename() );
-		$status       = sanitize_html_class( $this->get_status() );
-		$class        = esc_attr( $this->get_status_class() );
+		$status_label = sanitize_text_field($this->get_status_nicename());
+		$status       = sanitize_html_class($this->get_status());
+		$class        = esc_attr($this->get_status_class());
 
 		return "<span class='bsui'><span class='badge $class $status'>$status_label</span></span>";
 	}
@@ -350,23 +350,23 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_version( $context = 'view' ) {
-		return $this->get_prop( 'version', $context );
+	public function get_version($context = 'view') {
+		return $this->get_prop('version', $context);
 	}
 
 	/**
 	 * @deprecated
 	 */
-	public function get_invoice_date( $format = true ) {
-		$date      = getpaid_format_date( $this->get_date_completed() );
-		$date      = empty( $date ) ? $this->get_date_created() : $this->get_date_completed();
-		$formatted = getpaid_format_date( $date );
+	public function get_invoice_date($format = true) {
+		$date      = getpaid_format_date($this->get_date_completed());
+		$date      = empty($date) ? $this->get_date_created() : $this->get_date_completed();
+		$formatted = getpaid_format_date($date);
 
-		if ( $format ) {
+		if ($format) {
 			return $formatted;
 		}
 
-		return empty( $formatted ) ? '' : $date;
+		return empty($formatted) ? '' : $date;
 
     }
 
@@ -377,8 +377,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_created( $context = 'view' ) {
-		return $this->get_prop( 'date_created', $context );
+	public function get_date_created($context = 'view') {
+		return $this->get_prop('date_created', $context);
 	}
 	
 	/**
@@ -388,8 +388,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_created_date( $context = 'view' ) {
-		return $this->get_date_created( $context );
+	public function get_created_date($context = 'view') {
+		return $this->get_date_created($context);
     }
 
     /**
@@ -399,11 +399,11 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_created_gmt( $context = 'view' ) {
-        $date = $this->get_date_created( $context );
+	public function get_date_created_gmt($context = 'view') {
+        $date = $this->get_date_created($context);
 
-        if ( $date ) {
-            $date = get_gmt_from_date( $date );
+        if ($date) {
+            $date = get_gmt_from_date($date);
         }
 		return $date;
     }
@@ -415,8 +415,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_modified( $context = 'view' ) {
-		return $this->get_prop( 'date_modified', $context );
+	public function get_date_modified($context = 'view') {
+		return $this->get_prop('date_modified', $context);
 	}
 
 	/**
@@ -426,8 +426,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_modified_date( $context = 'view' ) {
-		return $this->get_date_modified( $context );
+	public function get_modified_date($context = 'view') {
+		return $this->get_date_modified($context);
     }
 
     /**
@@ -437,11 +437,11 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_modified_gmt( $context = 'view' ) {
-        $date = $this->get_date_modified( $context );
+	public function get_date_modified_gmt($context = 'view') {
+        $date = $this->get_date_modified($context);
 
-        if ( $date ) {
-            $date = get_gmt_from_date( $date );
+        if ($date) {
+            $date = get_gmt_from_date($date);
         }
 		return $date;
     }
@@ -453,8 +453,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_due_date( $context = 'view' ) {
-		return $this->get_prop( 'due_date', $context );
+	public function get_due_date($context = 'view') {
+		return $this->get_prop('due_date', $context);
     }
 
     /**
@@ -464,8 +464,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_due( $context = 'view' ) {
-		return $this->get_due_date( $context );
+	public function get_date_due($context = 'view') {
+		return $this->get_due_date($context);
     }
 
     /**
@@ -475,11 +475,11 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_due_date_gmt( $context = 'view' ) {
-        $date = $this->get_due_date( $context );
+	public function get_due_date_gmt($context = 'view') {
+        $date = $this->get_due_date($context);
 
-        if ( $date ) {
-            $date = get_gmt_from_date( $date );
+        if ($date) {
+            $date = get_gmt_from_date($date);
         }
 		return $date;
     }
@@ -491,8 +491,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_gmt_date_due( $context = 'view' ) {
-		return $this->get_due_date_gmt( $context );
+	public function get_gmt_date_due($context = 'view') {
+		return $this->get_due_date_gmt($context);
     }
 
     /**
@@ -502,8 +502,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_completed_date( $context = 'view' ) {
-		return $this->get_prop( 'completed_date', $context );
+	public function get_completed_date($context = 'view') {
+		return $this->get_prop('completed_date', $context);
     }
 
     /**
@@ -513,8 +513,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_completed( $context = 'view' ) {
-		return $this->get_completed_date( $context );
+	public function get_date_completed($context = 'view') {
+		return $this->get_completed_date($context);
     }
 
     /**
@@ -524,11 +524,11 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_completed_date_gmt( $context = 'view' ) {
-        $date = $this->get_completed_date( $context );
+	public function get_completed_date_gmt($context = 'view') {
+        $date = $this->get_completed_date($context);
 
-        if ( $date ) {
-            $date = get_gmt_from_date( $date );
+        if ($date) {
+            $date = get_gmt_from_date($date);
         }
 		return $date;
     }
@@ -540,8 +540,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_gmt_completed_date( $context = 'view' ) {
-		return $this->get_completed_date_gmt( $context );
+	public function get_gmt_completed_date($context = 'view') {
+		return $this->get_completed_date_gmt($context);
     }
 
     /**
@@ -551,12 +551,12 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_number( $context = 'view' ) {
-		$number = $this->get_prop( 'number', $context );
+	public function get_number($context = 'view') {
+		$number = $this->get_prop('number', $context);
 
-		if ( empty( $number ) ) {
+		if (empty($number)) {
 			$number = $this->generate_number();
-			$this->set_number( $this->generate_number() );
+			$this->set_number($this->generate_number());
 		}
 
 		return $number;
@@ -570,8 +570,8 @@ 
 	public function maybe_set_number() {
         $number = $this->get_number();
 
-        if ( empty( $number ) || $this->get_id() == $number ) {
-			$this->set_number( $this->generate_number() );
+        if (empty($number) || $this->get_id() == $number) {
+			$this->set_number($this->generate_number());
         }
 
 	}
@@ -583,8 +583,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_key( $context = 'view' ) {
-        return $this->get_prop( 'key', $context );
+	public function get_key($context = 'view') {
+        return $this->get_prop('key', $context);
 	}
 
 	/**
@@ -595,9 +595,9 @@ 
 	public function maybe_set_key() {
         $key = $this->get_key();
 
-        if ( empty( $key ) ) {
-            $key = $this->generate_key( $this->get_type() . '_' );
-            $this->set_key( $key );
+        if (empty($key)) {
+            $key = $this->generate_key($this->get_type() . '_');
+            $this->set_key($key);
         }
 
     }
@@ -609,8 +609,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_type( $context = 'view' ) {
-        return $this->get_prop( 'type', $context );
+	public function get_type($context = 'view') {
+        return $this->get_prop('type', $context);
 	}
 
 	/**
@@ -620,7 +620,7 @@ 
 	 * @return string
 	 */
 	public function get_invoice_quote_type() {
-        return getpaid_get_post_type_label( $this->get_post_type(), false );
+        return getpaid_get_post_type_label($this->get_post_type(), false);
     }
 
     /**
@@ -630,8 +630,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_label( $context = 'view' ) {
-        return getpaid_get_post_type_label( $this->get_post_type( $context ), false );
+	public function get_label($context = 'view') {
+        return getpaid_get_post_type_label($this->get_post_type($context), false);
 	}
 
 	/**
@@ -641,8 +641,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_post_type( $context = 'view' ) {
-        return $this->get_prop( 'post_type', $context );
+	public function get_post_type($context = 'view') {
+        return $this->get_prop('post_type', $context);
     }
 
     /**
@@ -652,8 +652,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_mode( $context = 'view' ) {
-        return $this->get_prop( 'mode', $context );
+	public function get_mode($context = 'view') {
+        return $this->get_prop('mode', $context);
     }
 
     /**
@@ -663,13 +663,13 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_path( $context = 'view' ) {
-        $path   = $this->get_prop( 'path', $context );
+	public function get_path($context = 'view') {
+        $path = $this->get_prop('path', $context);
 		$prefix = $this->get_type();
 
-		if ( 0 !== strpos( $path, $prefix ) ) {
-			$path = sanitize_title(  $prefix . '-' . $this->get_id()  );
-			$this->set_path( $path );
+		if (0 !== strpos($path, $prefix)) {
+			$path = sanitize_title($prefix . '-' . $this->get_id());
+			$this->set_path($path);
 		}
 
 		return $path;
@@ -682,8 +682,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_name( $context = 'view' ) {
-        return $this->get_prop( 'title', $context );
+	public function get_name($context = 'view') {
+        return $this->get_prop('title', $context);
     }
 
     /**
@@ -693,8 +693,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_title( $context = 'view' ) {
-		return $this->get_name( $context );
+	public function get_title($context = 'view') {
+		return $this->get_name($context);
     }
 
     /**
@@ -704,8 +704,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_description( $context = 'view' ) {
-		return $this->get_prop( 'description', $context );
+	public function get_description($context = 'view') {
+		return $this->get_prop('description', $context);
     }
 
     /**
@@ -715,8 +715,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_excerpt( $context = 'view' ) {
-		return $this->get_description( $context );
+	public function get_excerpt($context = 'view') {
+		return $this->get_description($context);
     }
 
     /**
@@ -726,8 +726,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_summary( $context = 'view' ) {
-		return $this->get_description( $context );
+	public function get_summary($context = 'view') {
+		return $this->get_description($context);
     }
 
     /**
@@ -737,26 +737,26 @@ 
      * @param  string $context View or edit context.
 	 * @return array
 	 */
-    public function get_user_info( $context = 'view' ) {
+    public function get_user_info($context = 'view') {
 
         $user_info = array(
-            'user_id'    => $this->get_user_id( $context ),
-            'email'      => $this->get_email( $context ),
-            'first_name' => $this->get_first_name( $context ),
-            'last_name'  => $this->get_last_name( $context ),
-            'address'    => $this->get_address( $context ),
-            'phone'      => $this->get_phone( $context ),
-            'city'       => $this->get_city( $context ),
-            'country'    => $this->get_country( $context ),
-            'state'      => $this->get_state( $context ),
-            'zip'        => $this->get_zip( $context ),
-            'company'    => $this->get_company( $context ),
-			'company_id' => $this->get_company_id( $context ),
-            'vat_number' => $this->get_vat_number( $context ),
-            'discount'   => $this->get_discount_code( $context ),
+            'user_id'    => $this->get_user_id($context),
+            'email'      => $this->get_email($context),
+            'first_name' => $this->get_first_name($context),
+            'last_name'  => $this->get_last_name($context),
+            'address'    => $this->get_address($context),
+            'phone'      => $this->get_phone($context),
+            'city'       => $this->get_city($context),
+            'country'    => $this->get_country($context),
+            'state'      => $this->get_state($context),
+            'zip'        => $this->get_zip($context),
+            'company'    => $this->get_company($context),
+			'company_id' => $this->get_company_id($context),
+            'vat_number' => $this->get_vat_number($context),
+            'discount'   => $this->get_discount_code($context),
 		);
 
-		return apply_filters( 'wpinv_user_info', $user_info, $this->get_id(), $this );
+		return apply_filters('wpinv_user_info', $user_info, $this->get_id(), $this);
 
     }
 
@@ -767,8 +767,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_author( $context = 'view' ) {
-		return (int) $this->get_prop( 'author', $context );
+	public function get_author($context = 'view') {
+		return (int) $this->get_prop('author', $context);
     }
 
     /**
@@ -778,8 +778,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_user_id( $context = 'view' ) {
-		return $this->get_author( $context );
+	public function get_user_id($context = 'view') {
+		return $this->get_author($context);
     }
 
      /**
@@ -789,8 +789,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_customer_id( $context = 'view' ) {
-		return $this->get_author( $context );
+	public function get_customer_id($context = 'view') {
+		return $this->get_author($context);
     }
 
     /**
@@ -800,8 +800,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_ip( $context = 'view' ) {
-		return $this->get_prop( 'user_ip', $context );
+	public function get_ip($context = 'view') {
+		return $this->get_prop('user_ip', $context);
     }
 
     /**
@@ -811,8 +811,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_user_ip( $context = 'view' ) {
-		return $this->get_ip( $context );
+	public function get_user_ip($context = 'view') {
+		return $this->get_ip($context);
     }
 
      /**
@@ -822,8 +822,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_customer_ip( $context = 'view' ) {
-		return $this->get_ip( $context );
+	public function get_customer_ip($context = 'view') {
+		return $this->get_ip($context);
     }
 
     /**
@@ -833,8 +833,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_first_name( $context = 'view' ) {
-		return $this->get_prop( 'first_name', $context );
+	public function get_first_name($context = 'view') {
+		return $this->get_prop('first_name', $context);
     }
 
     /**
@@ -844,8 +844,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_user_first_name( $context = 'view' ) {
-		return $this->get_first_name( $context );
+	public function get_user_first_name($context = 'view') {
+		return $this->get_first_name($context);
     }
 
      /**
@@ -855,8 +855,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_customer_first_name( $context = 'view' ) {
-		return $this->get_first_name( $context );
+	public function get_customer_first_name($context = 'view') {
+		return $this->get_first_name($context);
     }
 
     /**
@@ -866,8 +866,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_last_name( $context = 'view' ) {
-		return $this->get_prop( 'last_name', $context );
+	public function get_last_name($context = 'view') {
+		return $this->get_prop('last_name', $context);
     }
 
     /**
@@ -877,8 +877,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_user_last_name( $context = 'view' ) {
-		return $this->get_last_name( $context );
+	public function get_user_last_name($context = 'view') {
+		return $this->get_last_name($context);
     }
 
     /**
@@ -888,8 +888,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_customer_last_name( $context = 'view' ) {
-		return $this->get_last_name( $context );
+	public function get_customer_last_name($context = 'view') {
+		return $this->get_last_name($context);
     }
 
     /**
@@ -899,22 +899,22 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_full_name( $context = 'view' ) {
-		$name = trim( $this->get_first_name( $context ) . ' ' . $this->get_last_name( $context ) );
+	public function get_full_name($context = 'view') {
+		$name = trim($this->get_first_name($context) . ' ' . $this->get_last_name($context));
 
-		if ( ! $name ) {
-			$user = get_userdata( $this->get_author( $context ) );
+		if (!$name) {
+			$user = get_userdata($this->get_author($context));
 
-			if ( $user ) {
+			if ($user) {
 				$name = $user->display_name;
 			}
 		}
 
-		if ( ! $name ) {
-			$name = $this->get_email( $context );
+		if (!$name) {
+			$name = $this->get_email($context);
 		}
 
-		return apply_filters( 'wpinv_invoice_user_full_name', $name, $this );
+		return apply_filters('wpinv_invoice_user_full_name', $name, $this);
     }
 
     /**
@@ -924,8 +924,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_user_full_name( $context = 'view' ) {
-		return $this->get_full_name( $context );
+	public function get_user_full_name($context = 'view') {
+		return $this->get_full_name($context);
     }
 
     /**
@@ -935,8 +935,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_customer_full_name( $context = 'view' ) {
-		return $this->get_full_name( $context );
+	public function get_customer_full_name($context = 'view') {
+		return $this->get_full_name($context);
     }
 
     /**
@@ -946,8 +946,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_phone( $context = 'view' ) {
-		return $this->get_prop( 'phone', $context );
+	public function get_phone($context = 'view') {
+		return $this->get_prop('phone', $context);
     }
 
     /**
@@ -957,8 +957,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_phone_number( $context = 'view' ) {
-		return $this->get_phone( $context );
+	public function get_phone_number($context = 'view') {
+		return $this->get_phone($context);
     }
 
     /**
@@ -968,8 +968,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_user_phone( $context = 'view' ) {
-		return $this->get_phone( $context );
+	public function get_user_phone($context = 'view') {
+		return $this->get_phone($context);
     }
 
     /**
@@ -979,8 +979,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_customer_phone( $context = 'view' ) {
-		return $this->get_phone( $context );
+	public function get_customer_phone($context = 'view') {
+		return $this->get_phone($context);
     }
 
     /**
@@ -990,8 +990,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_email( $context = 'view' ) {
-		return $this->get_prop( 'email', $context );
+	public function get_email($context = 'view') {
+		return $this->get_prop('email', $context);
     }
 
     /**
@@ -1001,8 +1001,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_email_address( $context = 'view' ) {
-		return $this->get_email( $context );
+	public function get_email_address($context = 'view') {
+		return $this->get_email($context);
     }
 
     /**
@@ -1012,8 +1012,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_user_email( $context = 'view' ) {
-		return $this->get_email( $context );
+	public function get_user_email($context = 'view') {
+		return $this->get_email($context);
     }
 
     /**
@@ -1023,8 +1023,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_customer_email( $context = 'view' ) {
-		return $this->get_email( $context );
+	public function get_customer_email($context = 'view') {
+		return $this->get_email($context);
     }
 
     /**
@@ -1034,9 +1034,9 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_country( $context = 'view' ) {
-		$country = $this->get_prop( 'country', $context );
-		return empty( $country ) ? wpinv_get_default_country() : $country;
+	public function get_country($context = 'view') {
+		$country = $this->get_prop('country', $context);
+		return empty($country) ? wpinv_get_default_country() : $country;
     }
 
     /**
@@ -1046,8 +1046,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_user_country( $context = 'view' ) {
-		return $this->get_country( $context );
+	public function get_user_country($context = 'view') {
+		return $this->get_country($context);
     }
 
     /**
@@ -1057,8 +1057,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_customer_country( $context = 'view' ) {
-		return $this->get_country( $context );
+	public function get_customer_country($context = 'view') {
+		return $this->get_country($context);
     }
 
     /**
@@ -1068,9 +1068,9 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_state( $context = 'view' ) {
-		$state = $this->get_prop( 'state', $context );
-		return empty( $state ) ? wpinv_get_default_state() : $state;
+	public function get_state($context = 'view') {
+		$state = $this->get_prop('state', $context);
+		return empty($state) ? wpinv_get_default_state() : $state;
     }
 
     /**
@@ -1080,8 +1080,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_user_state( $context = 'view' ) {
-		return $this->get_state( $context );
+	public function get_user_state($context = 'view') {
+		return $this->get_state($context);
     }
 
     /**
@@ -1091,8 +1091,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_customer_state( $context = 'view' ) {
-		return $this->get_state( $context );
+	public function get_customer_state($context = 'view') {
+		return $this->get_state($context);
     }
 
     /**
@@ -1102,8 +1102,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_city( $context = 'view' ) {
-		return $this->get_prop( 'city', $context );
+	public function get_city($context = 'view') {
+		return $this->get_prop('city', $context);
     }
 
     /**
@@ -1113,8 +1113,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_user_city( $context = 'view' ) {
-		return $this->get_city( $context );
+	public function get_user_city($context = 'view') {
+		return $this->get_city($context);
     }
 
     /**
@@ -1124,8 +1124,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_customer_city( $context = 'view' ) {
-		return $this->get_city( $context );
+	public function get_customer_city($context = 'view') {
+		return $this->get_city($context);
     }
 
     /**
@@ -1135,8 +1135,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_zip( $context = 'view' ) {
-		return $this->get_prop( 'zip', $context );
+	public function get_zip($context = 'view') {
+		return $this->get_prop('zip', $context);
     }
 
     /**
@@ -1146,8 +1146,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_user_zip( $context = 'view' ) {
-		return $this->get_zip( $context );
+	public function get_user_zip($context = 'view') {
+		return $this->get_zip($context);
     }
 
     /**
@@ -1157,8 +1157,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_customer_zip( $context = 'view' ) {
-		return $this->get_zip( $context );
+	public function get_customer_zip($context = 'view') {
+		return $this->get_zip($context);
     }
 
     /**
@@ -1168,8 +1168,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_company( $context = 'view' ) {
-		return $this->get_prop( 'company', $context );
+	public function get_company($context = 'view') {
+		return $this->get_prop('company', $context);
     }
 
     /**
@@ -1179,8 +1179,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_user_company( $context = 'view' ) {
-		return $this->get_company( $context );
+	public function get_user_company($context = 'view') {
+		return $this->get_company($context);
     }
 
     /**
@@ -1190,8 +1190,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_customer_company( $context = 'view' ) {
-		return $this->get_company( $context );
+	public function get_customer_company($context = 'view') {
+		return $this->get_company($context);
     }
 
 	/**
@@ -1201,8 +1201,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_company_id( $context = 'view' ) {
-		return $this->get_prop( 'company_id', $context );
+	public function get_company_id($context = 'view') {
+		return $this->get_prop('company_id', $context);
     }
 
     /**
@@ -1212,8 +1212,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_vat_number( $context = 'view' ) {
-		return $this->get_prop( 'vat_number', $context );
+	public function get_vat_number($context = 'view') {
+		return $this->get_prop('vat_number', $context);
     }
 
     /**
@@ -1223,8 +1223,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_user_vat_number( $context = 'view' ) {
-		return $this->get_vat_number( $context );
+	public function get_user_vat_number($context = 'view') {
+		return $this->get_vat_number($context);
     }
 
     /**
@@ -1234,8 +1234,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_customer_vat_number( $context = 'view' ) {
-		return $this->get_vat_number( $context );
+	public function get_customer_vat_number($context = 'view') {
+		return $this->get_vat_number($context);
     }
 
     /**
@@ -1245,8 +1245,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_vat_rate( $context = 'view' ) {
-		return $this->get_prop( 'vat_rate', $context );
+	public function get_vat_rate($context = 'view') {
+		return $this->get_prop('vat_rate', $context);
     }
 
     /**
@@ -1256,8 +1256,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_user_vat_rate( $context = 'view' ) {
-		return $this->get_vat_rate( $context );
+	public function get_user_vat_rate($context = 'view') {
+		return $this->get_vat_rate($context);
     }
 
     /**
@@ -1267,8 +1267,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_customer_vat_rate( $context = 'view' ) {
-		return $this->get_vat_rate( $context );
+	public function get_customer_vat_rate($context = 'view') {
+		return $this->get_vat_rate($context);
     }
 
     /**
@@ -1278,8 +1278,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_address( $context = 'view' ) {
-		return $this->get_prop( 'address', $context );
+	public function get_address($context = 'view') {
+		return $this->get_prop('address', $context);
     }
 
     /**
@@ -1289,8 +1289,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_user_address( $context = 'view' ) {
-		return $this->get_address( $context );
+	public function get_user_address($context = 'view') {
+		return $this->get_address($context);
     }
 
     /**
@@ -1300,8 +1300,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_customer_address( $context = 'view' ) {
-		return $this->get_address( $context );
+	public function get_customer_address($context = 'view') {
+		return $this->get_address($context);
     }
 
     /**
@@ -1311,8 +1311,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return bool
 	 */
-	public function get_is_viewed( $context = 'view' ) {
-		return (bool) $this->get_prop( 'is_viewed', $context );
+	public function get_is_viewed($context = 'view') {
+		return (bool) $this->get_prop('is_viewed', $context);
 	}
 
 	/**
@@ -1322,8 +1322,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return bool
 	 */
-	public function get_email_cc( $context = 'view' ) {
-		return $this->get_prop( 'email_cc', $context );
+	public function get_email_cc($context = 'view') {
+		return $this->get_prop('email_cc', $context);
 	}
 
 	/**
@@ -1333,8 +1333,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return bool
 	 */
-	public function get_template( $context = 'view' ) {
-		return $this->get_prop( 'template', $context );
+	public function get_template($context = 'view') {
+		return $this->get_prop('template', $context);
 	}
 
 	/**
@@ -1344,8 +1344,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return bool
 	 */
-	public function get_created_via( $context = 'view' ) {
-		return $this->get_prop( 'created_via', $context );
+	public function get_created_via($context = 'view') {
+		return $this->get_prop('created_via', $context);
 	}
 
 	/**
@@ -1355,8 +1355,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return bool
 	 */
-	public function get_address_confirmed( $context = 'view' ) {
-		return (bool) $this->get_prop( 'address_confirmed', $context );
+	public function get_address_confirmed($context = 'view') {
+		return (bool) $this->get_prop('address_confirmed', $context);
     }
 
     /**
@@ -1366,8 +1366,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return bool
 	 */
-	public function get_user_address_confirmed( $context = 'view' ) {
-		return $this->get_address_confirmed( $context );
+	public function get_user_address_confirmed($context = 'view') {
+		return $this->get_address_confirmed($context);
     }
 
     /**
@@ -1377,8 +1377,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return bool
 	 */
-	public function get_customer_address_confirmed( $context = 'view' ) {
-		return $this->get_address_confirmed( $context );
+	public function get_customer_address_confirmed($context = 'view') {
+		return $this->get_address_confirmed($context);
     }
 
 	/**
@@ -1389,8 +1389,8 @@ 
 	 */
 	public function get_shipping_address() {
 
-		$shipping_address = get_post_meta( $this->get_id(), 'shipping_address', true );
-		return is_array( $shipping_address ) ? $shipping_address : false;
+		$shipping_address = get_post_meta($this->get_id(), 'shipping_address', true);
+		return is_array($shipping_address) ? $shipping_address : false;
     }
 
 	/**
@@ -1407,17 +1407,17 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_shipping( $context = 'view' ) {
+	public function get_shipping($context = 'view') {
 
-		if ( $context = 'view' ) {
-			return floatval( $this->get_prop( 'shipping', $context ) );
+		if ($context = 'view') {
+			return floatval($this->get_prop('shipping', $context));
 		}
  
-		return $this->get_prop( 'shipping', $context );
+		return $this->get_prop('shipping', $context);
     }
 
 	public function has_shipping() {
-		return defined( 'GETPAID_SHIPPING_CALCULATOR_VERSION' ) && null !== $this->get_prop( 'shipping', 'edit' );
+		return defined('GETPAID_SHIPPING_CALCULATOR_VERSION') && null !== $this->get_prop('shipping', 'edit');
     }
 
     /**
@@ -1427,12 +1427,12 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_subtotal( $context = 'view' ) {
-        $subtotal = (float) $this->get_prop( 'subtotal', $context );
+	public function get_subtotal($context = 'view') {
+        $subtotal = (float) $this->get_prop('subtotal', $context);
 
         // Backwards compatibility.
-        if ( is_bool( $context ) && $context ) {
-            return wpinv_price( $subtotal, $this->get_currency() );
+        if (is_bool($context) && $context) {
+            return wpinv_price($subtotal, $this->get_currency());
         }
 
         return $subtotal;
@@ -1445,8 +1445,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_total_discount( $context = 'view' ) {
-		return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total_discount', $context ) ) );
+	public function get_total_discount($context = 'view') {
+		return wpinv_round_amount(wpinv_sanitize_amount($this->get_prop('total_discount', $context)));
     }
 
     /**
@@ -1456,18 +1456,18 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_total_tax( $context = 'view' ) {
-		return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total_tax', $context ) ) );
+	public function get_total_tax($context = 'view') {
+		return wpinv_round_amount(wpinv_sanitize_amount($this->get_prop('total_tax', $context)));
 	}
 
 	/**
 	 * @deprecated
 	 */
-	public function get_final_tax( $currency = false ) {
+	public function get_final_tax($currency = false) {
 		$tax = $this->get_total_tax();
 
-        if ( $currency ) {
-			return wpinv_price( $tax, $this->get_currency() );
+        if ($currency) {
+			return wpinv_price($tax, $this->get_currency());
         }
 
         return $tax;
@@ -1480,8 +1480,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_total_fees( $context = 'view' ) {
-		return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total_fees', $context ) ) );
+	public function get_total_fees($context = 'view') {
+		return wpinv_round_amount(wpinv_sanitize_amount($this->get_prop('total_fees', $context)));
     }
 
     /**
@@ -1491,8 +1491,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_fees_total( $context = 'view' ) {
-		return $this->get_total_fees( $context );
+	public function get_fees_total($context = 'view') {
+		return $this->get_total_fees($context);
     }
 
     /**
@@ -1501,14 +1501,14 @@ 
 	 * @since 1.0.19
      * @return float
 	 */
-	public function get_total( $context = 'view' ) {
-		$total = $this->get_prop( 'total', $context );
+	public function get_total($context = 'view') {
+		$total = $this->get_prop('total', $context);
 
-		if ( $this->has_shipping() && $context == 'view' ) {
-			$total = $this->get_prop( 'total', $context ) + $this->get_shipping( $context );
+		if ($this->has_shipping() && $context == 'view') {
+			$total = $this->get_prop('total', $context) + $this->get_shipping($context);
 		}
 
-		return wpinv_round_amount( wpinv_sanitize_amount( $total ) );
+		return wpinv_round_amount(wpinv_sanitize_amount($total));
 	}
 
 	/**
@@ -1520,20 +1520,20 @@ 
 	public function get_non_recurring_total() {
 
 		$subtotal = 0;
-		foreach ( $this->get_items() as $item ) {
-			if ( ! $item->is_recurring() ) {
+		foreach ($this->get_items() as $item) {
+			if (!$item->is_recurring()) {
 				$subtotal += $item->get_sub_total();
 			}
 		}
 
-		foreach ( $this->get_fees() as $fee ) {
-			if ( empty( $fee['recurring_fee'] ) ) {
-				$subtotal += wpinv_sanitize_amount( $fee['initial_fee'] );
+		foreach ($this->get_fees() as $fee) {
+			if (empty($fee['recurring_fee'])) {
+				$subtotal += wpinv_sanitize_amount($fee['initial_fee']);
 			}
 		}
 
-		$subtotal = wpinv_round_amount( wpinv_sanitize_amount( $subtotal ) );
-        return apply_filters( 'wpinv_get_non_recurring_invoice_total', $subtotal, $this );
+		$subtotal = wpinv_round_amount(wpinv_sanitize_amount($subtotal));
+        return apply_filters('wpinv_get_non_recurring_invoice_total', $subtotal, $this);
 
     }
 
@@ -1556,7 +1556,7 @@ 
 	 */
     public function get_initial_total() {
 
-		if ( empty( $this->totals ) ) {
+		if (empty($this->totals)) {
 			$this->recalculate_total();
 		}
 
@@ -1566,12 +1566,12 @@ 
 		$subtotal = $this->totals['subtotal']['initial'];
 		$total    = $tax + $fee - $discount + $subtotal;
 
-		if ( 0 > $total ) {
+		if (0 > $total) {
 			$total = 0;
 		}
 
-		$total = wpinv_round_amount( wpinv_sanitize_amount( $total ) );
-        return apply_filters( 'wpinv_get_initial_invoice_total', $total, $this );
+		$total = wpinv_round_amount(wpinv_sanitize_amount($total));
+        return apply_filters('wpinv_get_initial_invoice_total', $total, $this);
 	}
 
 	/**
@@ -1583,7 +1583,7 @@ 
 	 */
     public function get_recurring_total() {
 
-		if ( empty( $this->totals ) ) {
+		if (empty($this->totals)) {
 			$this->recalculate_total();
 		}
 
@@ -1593,12 +1593,12 @@ 
 		$subtotal = $this->totals['subtotal']['recurring'];
 		$total    = $tax + $fee - $discount + $subtotal;
 
-		if ( 0 > $total ) {
+		if (0 > $total) {
 			$total = 0;
 		}
 
-		$total = wpinv_round_amount( wpinv_sanitize_amount( $total ) );
-        return apply_filters( 'wpinv_get_recurring_invoice_total', $total, $this );
+		$total = wpinv_round_amount(wpinv_sanitize_amount($total));
+        return apply_filters('wpinv_get_recurring_invoice_total', $total, $this);
 	}
 
 	/**
@@ -1609,10 +1609,10 @@ 
 	 * @param string $currency Whether to include the currency.
      * @return float|string
 	 */
-    public function get_recurring_details( $field = '', $currency = false ) {
+    public function get_recurring_details($field = '', $currency = false) {
 
 		// Maybe recalculate totals.
-		if ( empty( $this->totals ) ) {
+		if (empty($this->totals)) {
 			$this->recalculate_total();
 		}
 
@@ -1632,8 +1632,8 @@ 
 			$currency
 		);
 
-        if ( isset( $data[$field] ) ) {
-            return ( $currency ? wpinv_price( $data[$field], $this->get_currency() ) : $data[$field] );
+        if (isset($data[$field])) {
+            return ($currency ? wpinv_price($data[$field], $this->get_currency()) : $data[$field]);
         }
 
         return $data;
@@ -1646,8 +1646,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return array
 	 */
-	public function get_fees( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'fees', $context ) );
+	public function get_fees($context = 'view') {
+		return wpinv_parse_list($this->get_prop('fees', $context));
     }
 
     /**
@@ -1657,8 +1657,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return array
 	 */
-	public function get_discounts( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'discounts', $context ) );
+	public function get_discounts($context = 'view') {
+		return wpinv_parse_list($this->get_prop('discounts', $context));
     }
 
     /**
@@ -1668,8 +1668,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return array
 	 */
-	public function get_taxes( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'taxes', $context ) );
+	public function get_taxes($context = 'view') {
+		return wpinv_parse_list($this->get_prop('taxes', $context));
     }
 
     /**
@@ -1679,8 +1679,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return GetPaid_Form_Item[]
 	 */
-	public function get_items( $context = 'view' ) {
-        return $this->get_prop( 'items', $context );
+	public function get_items($context = 'view') {
+        return $this->get_prop('items', $context);
 	}
 
 	/**
@@ -1690,7 +1690,7 @@ 
 	 * @return string
 	 */
 	public function get_item_ids() {
-		return implode( ', ', wp_list_pluck( $this->get_cart_details(), 'item_id' ) );
+		return implode(', ', wp_list_pluck($this->get_cart_details(), 'item_id'));
     }
 
     /**
@@ -1700,8 +1700,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_payment_form( $context = 'view' ) {
-		return intval( $this->get_prop( 'payment_form', $context ) );
+	public function get_payment_form($context = 'view') {
+		return intval($this->get_prop('payment_form', $context));
     }
 
     /**
@@ -1711,8 +1711,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_submission_id( $context = 'view' ) {
-		return $this->get_prop( 'submission_id', $context );
+	public function get_submission_id($context = 'view') {
+		return $this->get_prop('submission_id', $context);
     }
 
     /**
@@ -1722,8 +1722,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_discount_code( $context = 'view' ) {
-		return $this->get_prop( 'discount_code', $context );
+	public function get_discount_code($context = 'view') {
+		return $this->get_prop('discount_code', $context);
     }
 
     /**
@@ -1733,8 +1733,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_gateway( $context = 'view' ) {
-		return $this->get_prop( 'gateway', $context );
+	public function get_gateway($context = 'view') {
+		return $this->get_prop('gateway', $context);
     }
 
     /**
@@ -1744,8 +1744,8 @@ 
 	 * @return string
 	 */
     public function get_gateway_title() {
-        $title =  wpinv_get_gateway_checkout_label( $this->get_gateway() );
-        return apply_filters( 'wpinv_gateway_title', $title, $this->get_id(), $this );
+        $title = wpinv_get_gateway_checkout_label($this->get_gateway());
+        return apply_filters('wpinv_gateway_title', $title, $this->get_id(), $this);
     }
 
     /**
@@ -1755,8 +1755,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_transaction_id( $context = 'view' ) {
-		return $this->get_prop( 'transaction_id', $context );
+	public function get_transaction_id($context = 'view') {
+		return $this->get_prop('transaction_id', $context);
     }
 
     /**
@@ -1766,9 +1766,9 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_currency( $context = 'view' ) {
-        $currency = $this->get_prop( 'currency', $context );
-        return empty( $currency ) ? wpinv_get_currency() : $currency;
+	public function get_currency($context = 'view') {
+        $currency = $this->get_prop('currency', $context);
+        return empty($currency) ? wpinv_get_currency() : $currency;
     }
 
     /**
@@ -1778,8 +1778,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return bool
 	 */
-	public function get_disable_taxes( $context = 'view' ) {
-        return (bool) $this->get_prop( 'disable_taxes', $context );
+	public function get_disable_taxes($context = 'view') {
+        return (bool) $this->get_prop('disable_taxes', $context);
     }
 
     /**
@@ -1789,8 +1789,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-    public function get_subscription_id( $context = 'view' ) {
-		return $this->is_renewal() ? $this->get_parent()->get_subscription_id( $context ) : $this->get_prop( 'subscription_id', $context );
+    public function get_subscription_id($context = 'view') {
+		return $this->is_renewal() ? $this->get_parent()->get_subscription_id($context) : $this->get_prop('subscription_id', $context);
 	}
 
 	/**
@@ -1800,12 +1800,12 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-    public function get_remote_subscription_id( $context = 'view' ) {
-        $subscription_id = $this->get_prop( 'remote_subscription_id', $context );
+    public function get_remote_subscription_id($context = 'view') {
+        $subscription_id = $this->get_prop('remote_subscription_id', $context);
 
-        if ( empty( $subscription_id ) && $this->is_renewal() ) {
+        if (empty($subscription_id) && $this->is_renewal()) {
             $parent = $this->get_parent();
-            return $parent->get_remote_subscription_id( $context );
+            return $parent->get_remote_subscription_id($context);
         }
 
         return $subscription_id;
@@ -1818,20 +1818,20 @@ 
 	 * @param  string $context View or edit context.
 	 * @return array
 	 */
-    public function get_payment_meta( $context = 'view' ) {
+    public function get_payment_meta($context = 'view') {
 
         return array(
-            'price'        => $this->get_total( $context ),
-            'date'         => $this->get_date_created( $context ),
-            'user_email'   => $this->get_email( $context ),
-            'invoice_key'  => $this->get_key( $context ),
-            'currency'     => $this->get_currency( $context ),
-            'items'        => $this->get_items( $context ),
-            'user_info'    => $this->get_user_info( $context ),
+            'price'        => $this->get_total($context),
+            'date'         => $this->get_date_created($context),
+            'user_email'   => $this->get_email($context),
+            'invoice_key'  => $this->get_key($context),
+            'currency'     => $this->get_currency($context),
+            'items'        => $this->get_items($context),
+            'user_info'    => $this->get_user_info($context),
             'cart_details' => $this->get_cart_details(),
-            'status'       => $this->get_status( $context ),
-            'fees'         => $this->get_fees( $context ),
-            'taxes'        => $this->get_taxes( $context ),
+            'status'       => $this->get_status($context),
+            'fees'         => $this->get_fees($context),
+            'taxes'        => $this->get_taxes($context),
         );
 
     }
@@ -1846,9 +1846,9 @@ 
         $items        = $this->get_items();
         $cart_details = array();
 
-        foreach ( $items as $item ) {
+        foreach ($items as $item) {
 			$item->invoice_id = $this->get_id();
-            $cart_details[]   = $item->prepare_data_for_saving();
+            $cart_details[] = $item->prepare_data_for_saving();
         }
 
         return $cart_details;
@@ -1859,11 +1859,11 @@ 
 	 *
 	 * @return null|GetPaid_Form_Item|int
 	 */
-	public function get_recurring( $object = false ) {
+	public function get_recurring($object = false) {
 
 		// Are we returning an object?
-        if ( $object ) {
-            return $this->get_item( $this->recurring_item );
+        if ($object) {
+            return $this->get_item($this->recurring_item);
         }
 
         return $this->recurring_item;
@@ -1878,15 +1878,15 @@ 
 	public function get_subscription_name() {
 
 		// Retrieve the recurring name
-        $item = $this->get_recurring( true );
+        $item = $this->get_recurring(true);
 
 		// Abort if it does not exist.
-        if ( empty( $item ) ) {
+        if (empty($item)) {
             return '';
         }
 
 		// Return the item name.
-        return apply_filters( 'wpinv_invoice_get_subscription_name', $item->get_name(), $this );
+        return apply_filters('wpinv_invoice_get_subscription_name', $item->get_name(), $this);
 	}
 
 	/**
@@ -1896,9 +1896,9 @@ 
 	 * @return string
 	 */
 	public function get_view_url() {
-        $invoice_url = get_permalink( $this->get_id() );
-		$invoice_url = add_query_arg( 'invoice_key', $this->get_key(), $invoice_url );
-        return apply_filters( 'wpinv_get_view_url', $invoice_url, $this );
+        $invoice_url = get_permalink($this->get_id());
+		$invoice_url = add_query_arg('invoice_key', $this->get_key(), $invoice_url);
+        return apply_filters('wpinv_get_view_url', $invoice_url, $this);
 	}
 
 	/**
@@ -1907,25 +1907,25 @@ 
 	 * @since 1.0.19
 	 * @return string
 	 */
-	public function get_checkout_payment_url( $deprecated = false, $secret = false ) {
+	public function get_checkout_payment_url($deprecated = false, $secret = false) {
 
 		// Retrieve the checkout url.
         $pay_url = wpinv_get_checkout_uri();
 
 		// Maybe force ssl.
-        if ( is_ssl() ) {
-            $pay_url = str_replace( 'http:', 'https:', $pay_url );
+        if (is_ssl()) {
+            $pay_url = str_replace('http:', 'https:', $pay_url);
         }
 
 		// Add the invoice key.
-		$pay_url = add_query_arg( 'invoice_key', $this->get_key(), $pay_url );
+		$pay_url = add_query_arg('invoice_key', $this->get_key(), $pay_url);
 
 		// (Maybe?) add a secret
-        if ( $secret ) {
-            $pay_url = add_query_arg( array( '_wpipay' => md5( $this->get_user_id() . '::' . $this->get_email() . '::' . $this->get_key() ) ), $pay_url );
+        if ($secret) {
+            $pay_url = add_query_arg(array('_wpipay' => md5($this->get_user_id() . '::' . $this->get_email() . '::' . $this->get_key())), $pay_url);
         }
 
-        return apply_filters( 'wpinv_get_checkout_payment_url', $pay_url, $this, $deprecated, $secret );
+        return apply_filters('wpinv_get_checkout_payment_url', $pay_url, $this, $deprecated, $secret);
 	}
 	
 	/**
@@ -1940,14 +1940,14 @@ 
         $receipt_url = wpinv_get_success_page_uri();
 
 		// Maybe force ssl.
-        if ( is_ssl() ) {
-            $receipt_url = str_replace( 'http:', 'https:', $receipt_url );
+        if (is_ssl()) {
+            $receipt_url = str_replace('http:', 'https:', $receipt_url);
         }
 
 		// Add the invoice key.
-		$receipt_url = add_query_arg( 'invoice_key', $this->get_key(), $receipt_url );
+		$receipt_url = add_query_arg('invoice_key', $this->get_key(), $receipt_url);
 
-        return apply_filters( 'getpaid_get_invoice_receipt_url', $receipt_url, $this );
+        return apply_filters('getpaid_get_invoice_receipt_url', $receipt_url, $this);
 	}
 
 	/**
@@ -1957,7 +1957,7 @@ 
 	 * @return string
 	 */
 	public function get_transaction_url() {
-		return apply_filters( 'getpaid_gateway_' . $this->get_gateway() . '_transaction_url', '', $this );
+		return apply_filters('getpaid_gateway_' . $this->get_gateway() . '_transaction_url', '', $this);
 	}
 
 	/**
@@ -1970,7 +1970,7 @@ 
 
 		$type   = $this->get_type();
 		$status = "wpi-$type-pending";
-		return str_replace( '-invoice', '', $status );
+		return str_replace('-invoice', '', $status);
 
 	}
 
@@ -1984,8 +1984,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return mixed Value of the given invoice property (if set).
 	 */
-	public function get( $key, $context = 'view' ) {
-        return $this->get_prop( $key, $context );
+	public function get($key, $context = 'view') {
+        return $this->get_prop($key, $context);
 	}
 
     /*
@@ -2008,11 +2008,11 @@ 
 	 * @param  mixed $value new value.
 	 * @return mixed Value of the given invoice property (if set).
 	 */
-	public function set( $key, $value ) {
+	public function set($key, $value) {
 
         $setter = "set_$key";
-        if ( is_callable( array( $this, $setter ) ) ) {
-            $this->{$setter}( $value );
+        if (is_callable(array($this, $setter))) {
+            $this->{$setter}($value);
         }
 
 	}
@@ -2026,45 +2026,45 @@ 
 	 * @param bool   $manual_update Is this a manual status change?.
 	 * @return array details of change.
 	 */
-	public function set_status( $new_status, $note = '', $manual_update = false ) {
+	public function set_status($new_status, $note = '', $manual_update = false) {
 		$old_status = $this->get_status();
 
 		$statuses = $this->get_all_statuses();
 
-		if ( isset( $statuses[ 'draft' ] ) ) {
-			unset( $statuses[ 'draft' ] );
+		if (isset($statuses['draft'])) {
+			unset($statuses['draft']);
 		}
 
-		$this->set_prop( 'status', $new_status );
+		$this->set_prop('status', $new_status);
 
 		// If setting the status, ensure it's set to a valid status.
-		if ( true === $this->object_read ) {
+		if (true === $this->object_read) {
 
 			// Only allow valid new status.
-			if ( ! array_key_exists( $new_status, $statuses ) ) {
+			if (!array_key_exists($new_status, $statuses)) {
 				$new_status = $this->get_default_status();
 			}
 
 			// If the old status is set but unknown (e.g. draft) assume its pending for action usage.
-			if ( $old_status && ! array_key_exists( $new_status, $statuses ) ) {
+			if ($old_status && !array_key_exists($new_status, $statuses)) {
 				$old_status = $this->get_default_status();
 			}
 
 			// Paid - Renewal (i.e when duplicating a parent invoice )
-			if ( $new_status == 'wpi-pending' && $old_status == 'publish' && ! $this->get_id() ) {
+			if ($new_status == 'wpi-pending' && $old_status == 'publish' && !$this->get_id()) {
 				$old_status = 'wpi-pending';
 			}
 
-			if ( $old_status !== $new_status ) {
+			if ($old_status !== $new_status) {
 				$this->status_transition = array(
-					'from'   => ! empty( $this->status_transition['from'] ) ? $this->status_transition['from'] : $old_status,
+					'from'   => !empty($this->status_transition['from']) ? $this->status_transition['from'] : $old_status,
 					'to'     => $new_status,
 					'note'   => $note,
 					'manual' => (bool) $manual_update,
 				);
 
-				if ( $manual_update ) {
-					do_action( 'getpaid_' . $this->object_type .'_edit_status', $this->get_id(), $new_status );
+				if ($manual_update) {
+					do_action('getpaid_' . $this->object_type . '_edit_status', $this->get_id(), $new_status);
 				}
 
 				$this->maybe_set_date_paid();
@@ -2089,8 +2089,8 @@ 
 	 */
 	public function maybe_set_date_paid() {
 
-		if ( ! $this->get_date_completed( 'edit' ) && $this->is_paid() ) {
-			$this->set_date_completed( current_time( 'mysql' ) );
+		if (!$this->get_date_completed('edit') && $this->is_paid()) {
+			$this->set_date_completed(current_time('mysql'));
 		}
 	}
 
@@ -2099,11 +2099,11 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function set_parent_id( $value ) {
-		if ( $value && ( $value === $this->get_id() ) ) {
+	public function set_parent_id($value) {
+		if ($value && ($value === $this->get_id())) {
 			return;
 		}
-		$this->set_prop( 'parent_id', absint( $value ) );
+		$this->set_prop('parent_id', absint($value));
     }
 
     /**
@@ -2111,8 +2111,8 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function set_version( $value ) {
-		$this->set_prop( 'version', $value );
+	public function set_version($value) {
+		$this->set_prop('version', $value);
     }
 
     /**
@@ -2122,15 +2122,15 @@ 
 	 * @param string $value Value to set.
      * @return bool Whether or not the date was set.
 	 */
-	public function set_date_created( $value ) {
-        $date = strtotime( $value );
+	public function set_date_created($value) {
+        $date = strtotime($value);
 
-        if ( $date && $value !== '0000-00-00 00:00:00' ) {
-            $this->set_prop( 'date_created', date( 'Y-m-d H:i:s', $date ) );
+        if ($date && $value !== '0000-00-00 00:00:00') {
+            $this->set_prop('date_created', date('Y-m-d H:i:s', $date));
             return true;
         }
 
-		$this->set_prop( 'date_created', '' );
+		$this->set_prop('date_created', '');
 		return false;
 
     }
@@ -2142,15 +2142,15 @@ 
 	 * @param string $value Value to set.
      * @return bool Whether or not the date was set.
 	 */
-	public function set_due_date( $value ) {
-        $date = strtotime( $value );
+	public function set_due_date($value) {
+        $date = strtotime($value);
 
-        if ( $date && $value !== '0000-00-00 00:00:00' ) {
-            $this->set_prop( 'due_date', date( 'Y-m-d H:i:s', $date ) );
+        if ($date && $value !== '0000-00-00 00:00:00') {
+            $this->set_prop('due_date', date('Y-m-d H:i:s', $date));
             return true;
         }
 
-		$this->set_prop( 'due_date', '' );
+		$this->set_prop('due_date', '');
         return false;
 
     }
@@ -2161,8 +2161,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New name.
 	 */
-	public function set_date_due( $value ) {
-		$this->set_due_date( $value );
+	public function set_date_due($value) {
+		$this->set_due_date($value);
     }
 
     /**
@@ -2172,15 +2172,15 @@ 
 	 * @param string $value Value to set.
      * @return bool Whether or not the date was set.
 	 */
-	public function set_completed_date( $value ) {
-        $date = strtotime( $value );
+	public function set_completed_date($value) {
+        $date = strtotime($value);
 
-        if ( $date && $value !== '0000-00-00 00:00:00'  ) {
-            $this->set_prop( 'completed_date', date( 'Y-m-d H:i:s', $date ) );
+        if ($date && $value !== '0000-00-00 00:00:00') {
+            $this->set_prop('completed_date', date('Y-m-d H:i:s', $date));
             return true;
         }
 
-		$this->set_prop( 'completed_date', '' );
+		$this->set_prop('completed_date', '');
         return false;
 
     }
@@ -2191,8 +2191,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New name.
 	 */
-	public function set_date_completed( $value ) {
-		$this->set_completed_date( $value );
+	public function set_date_completed($value) {
+		$this->set_completed_date($value);
     }
 
     /**
@@ -2202,15 +2202,15 @@ 
 	 * @param string $value Value to set.
      * @return bool Whether or not the date was set.
 	 */
-	public function set_date_modified( $value ) {
-        $date = strtotime( $value );
+	public function set_date_modified($value) {
+        $date = strtotime($value);
 
-        if ( $date && $value !== '0000-00-00 00:00:00' ) {
-            $this->set_prop( 'date_modified', date( 'Y-m-d H:i:s', $date ) );
+        if ($date && $value !== '0000-00-00 00:00:00') {
+            $this->set_prop('date_modified', date('Y-m-d H:i:s', $date));
             return true;
         }
 
-		$this->set_prop( 'date_modified', '' );
+		$this->set_prop('date_modified', '');
         return false;
 
     }
@@ -2221,9 +2221,9 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New number.
 	 */
-	public function set_number( $value ) {
-        $number = sanitize_text_field( $value );
-		$this->set_prop( 'number', $number );
+	public function set_number($value) {
+        $number = sanitize_text_field($value);
+		$this->set_prop('number', $number);
     }
 
     /**
@@ -2232,9 +2232,9 @@ 
 	 * @since 1.0.19
 	 * @param  string $value Type.
 	 */
-	public function set_type( $value ) {
-        $type = sanitize_text_field( str_replace( 'wpi_', '', $value ) );
-		$this->set_prop( 'type', $type );
+	public function set_type($value) {
+        $type = sanitize_text_field(str_replace('wpi_', '', $value));
+		$this->set_prop('type', $type);
 	}
 
     /**
@@ -2243,10 +2243,10 @@ 
 	 * @since 1.0.19
 	 * @param  string $value Post type.
 	 */
-	public function set_post_type( $value ) {
-        if ( getpaid_is_invoice_post_type( $value ) ) {
-			$this->set_type( $value );
-            $this->set_prop( 'post_type', $value );
+	public function set_post_type($value) {
+        if (getpaid_is_invoice_post_type($value)) {
+			$this->set_type($value);
+            $this->set_prop('post_type', $value);
         }
     }
 
@@ -2256,9 +2256,9 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New key.
 	 */
-	public function set_key( $value ) {
-        $key = sanitize_text_field( $value );
-		$this->set_prop( 'key', $key );
+	public function set_key($value) {
+        $key = sanitize_text_field($value);
+		$this->set_prop('key', $key);
     }
 
     /**
@@ -2267,9 +2267,9 @@ 
 	 * @since 1.0.19
 	 * @param  string $value mode.
 	 */
-	public function set_mode( $value ) {
-        if ( in_array( $value, array( 'live', 'test' ) ) ) {
-            $this->set_prop( 'mode', $value );
+	public function set_mode($value) {
+        if (in_array($value, array('live', 'test'))) {
+            $this->set_prop('mode', $value);
         }
     }
 
@@ -2279,8 +2279,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value path.
 	 */
-	public function set_path( $value ) {
-        $this->set_prop( 'path', $value );
+	public function set_path($value) {
+        $this->set_prop('path', $value);
     }
 
     /**
@@ -2289,9 +2289,9 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New name.
 	 */
-	public function set_name( $value ) {
-        $name = sanitize_text_field( $value );
-		$this->set_prop( 'name', $name );
+	public function set_name($value) {
+        $name = sanitize_text_field($value);
+		$this->set_prop('name', $name);
     }
 
     /**
@@ -2300,8 +2300,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New name.
 	 */
-	public function set_title( $value ) {
-		$this->set_name( $value );
+	public function set_title($value) {
+		$this->set_name($value);
     }
 
     /**
@@ -2310,9 +2310,9 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New description.
 	 */
-	public function set_description( $value ) {
-        $description = wp_kses_post( $value );
-		$this->set_prop( 'description', $description );
+	public function set_description($value) {
+        $description = wp_kses_post($value);
+		$this->set_prop('description', $description);
     }
 
     /**
@@ -2321,8 +2321,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New description.
 	 */
-	public function set_excerpt( $value ) {
-		$this->set_description( $value );
+	public function set_excerpt($value) {
+		$this->set_description($value);
     }
 
     /**
@@ -2331,8 +2331,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New description.
 	 */
-	public function set_summary( $value ) {
-		$this->set_description( $value );
+	public function set_summary($value) {
+		$this->set_description($value);
     }
 
     /**
@@ -2341,12 +2341,12 @@ 
 	 * @since 1.0.19
 	 * @param  int $value New author.
 	 */
-	public function set_author( $value ) {
-		$user = get_user_by( 'id', (int) $value );
+	public function set_author($value) {
+		$user = get_user_by('id', (int) $value);
 
-		if ( $user && $user->ID ) {
-			$this->set_prop( 'author', $user->ID );
-			$this->set_prop( 'email', $user->user_email );
+		if ($user && $user->ID) {
+			$this->set_prop('author', $user->ID);
+			$this->set_prop('email', $user->user_email);
 		}
 
     }
@@ -2357,8 +2357,8 @@ 
 	 * @since 1.0.19
 	 * @param  int $value New user id.
 	 */
-	public function set_user_id( $value ) {
-		$this->set_author( $value );
+	public function set_user_id($value) {
+		$this->set_author($value);
     }
 
     /**
@@ -2367,8 +2367,8 @@ 
 	 * @since 1.0.19
 	 * @param  int $value New user id.
 	 */
-	public function set_customer_id( $value ) {
-		$this->set_author( $value );
+	public function set_customer_id($value) {
+		$this->set_author($value);
     }
 
     /**
@@ -2377,8 +2377,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value ip address.
 	 */
-	public function set_ip( $value ) {
-		$this->set_prop( 'ip', $value );
+	public function set_ip($value) {
+		$this->set_prop('ip', $value);
     }
 
     /**
@@ -2387,8 +2387,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value ip address.
 	 */
-	public function set_user_ip( $value ) {
-		$this->set_ip( $value );
+	public function set_user_ip($value) {
+		$this->set_ip($value);
     }
 
     /**
@@ -2397,8 +2397,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value first name.
 	 */
-	public function set_first_name( $value ) {
-		$this->set_prop( 'first_name', $value );
+	public function set_first_name($value) {
+		$this->set_prop('first_name', $value);
     }
 
     /**
@@ -2407,8 +2407,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value first name.
 	 */
-	public function set_user_first_name( $value ) {
-		$this->set_first_name( $value );
+	public function set_user_first_name($value) {
+		$this->set_first_name($value);
     }
 
     /**
@@ -2417,8 +2417,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value first name.
 	 */
-	public function set_customer_first_name( $value ) {
-		$this->set_first_name( $value );
+	public function set_customer_first_name($value) {
+		$this->set_first_name($value);
     }
 
     /**
@@ -2427,8 +2427,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value last name.
 	 */
-	public function set_last_name( $value ) {
-		$this->set_prop( 'last_name', $value );
+	public function set_last_name($value) {
+		$this->set_prop('last_name', $value);
     }
 
     /**
@@ -2437,8 +2437,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value last name.
 	 */
-	public function set_user_last_name( $value ) {
-		$this->set_last_name( $value );
+	public function set_user_last_name($value) {
+		$this->set_last_name($value);
     }
 
     /**
@@ -2447,8 +2447,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value last name.
 	 */
-	public function set_customer_last_name( $value ) {
-		$this->set_last_name( $value );
+	public function set_customer_last_name($value) {
+		$this->set_last_name($value);
     }
 
     /**
@@ -2457,8 +2457,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value phone.
 	 */
-	public function set_phone( $value ) {
-		$this->set_prop( 'phone', $value );
+	public function set_phone($value) {
+		$this->set_prop('phone', $value);
     }
 
     /**
@@ -2467,8 +2467,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value phone.
 	 */
-	public function set_user_phone( $value ) {
-		$this->set_phone( $value );
+	public function set_user_phone($value) {
+		$this->set_phone($value);
     }
 
     /**
@@ -2477,8 +2477,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value phone.
 	 */
-	public function set_customer_phone( $value ) {
-		$this->set_phone( $value );
+	public function set_customer_phone($value) {
+		$this->set_phone($value);
     }
 
     /**
@@ -2487,8 +2487,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value phone.
 	 */
-	public function set_phone_number( $value ) {
-		$this->set_phone( $value );
+	public function set_phone_number($value) {
+		$this->set_phone($value);
     }
 
     /**
@@ -2497,8 +2497,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value email address.
 	 */
-	public function set_email( $value ) {
-		$this->set_prop( 'email', $value );
+	public function set_email($value) {
+		$this->set_prop('email', $value);
     }
 
     /**
@@ -2507,8 +2507,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value email address.
 	 */
-	public function set_user_email( $value ) {
-		$this->set_email( $value );
+	public function set_user_email($value) {
+		$this->set_email($value);
     }
 
     /**
@@ -2517,8 +2517,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value email address.
 	 */
-	public function set_email_address( $value ) {
-		$this->set_email( $value );
+	public function set_email_address($value) {
+		$this->set_email($value);
     }
 
     /**
@@ -2527,8 +2527,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value email address.
 	 */
-	public function set_customer_email( $value ) {
-		$this->set_email( $value );
+	public function set_customer_email($value) {
+		$this->set_email($value);
     }
 
     /**
@@ -2537,8 +2537,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value country.
 	 */
-	public function set_country( $value ) {
-		$this->set_prop( 'country', $value );
+	public function set_country($value) {
+		$this->set_prop('country', $value);
     }
 
     /**
@@ -2547,8 +2547,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value country.
 	 */
-	public function set_user_country( $value ) {
-		$this->set_country( $value );
+	public function set_user_country($value) {
+		$this->set_country($value);
     }
 
     /**
@@ -2557,8 +2557,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value country.
 	 */
-	public function set_customer_country( $value ) {
-		$this->set_country( $value );
+	public function set_customer_country($value) {
+		$this->set_country($value);
     }
 
     /**
@@ -2567,8 +2567,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value state.
 	 */
-	public function set_state( $value ) {
-		$this->set_prop( 'state', $value );
+	public function set_state($value) {
+		$this->set_prop('state', $value);
     }
 
     /**
@@ -2577,8 +2577,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value state.
 	 */
-	public function set_user_state( $value ) {
-		$this->set_state( $value );
+	public function set_user_state($value) {
+		$this->set_state($value);
     }
 
     /**
@@ -2587,8 +2587,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value state.
 	 */
-	public function set_customer_state( $value ) {
-		$this->set_state( $value );
+	public function set_customer_state($value) {
+		$this->set_state($value);
     }
 
     /**
@@ -2597,8 +2597,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value city.
 	 */
-	public function set_city( $value ) {
-		$this->set_prop( 'city', $value );
+	public function set_city($value) {
+		$this->set_prop('city', $value);
     }
 
     /**
@@ -2607,8 +2607,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value city.
 	 */
-	public function set_user_city( $value ) {
-		$this->set_city( $value );
+	public function set_user_city($value) {
+		$this->set_city($value);
     }
 
     /**
@@ -2617,8 +2617,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value city.
 	 */
-	public function set_customer_city( $value ) {
-		$this->set_city( $value );
+	public function set_customer_city($value) {
+		$this->set_city($value);
     }
 
     /**
@@ -2627,8 +2627,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value zip.
 	 */
-	public function set_zip( $value ) {
-		$this->set_prop( 'zip', $value );
+	public function set_zip($value) {
+		$this->set_prop('zip', $value);
     }
 
     /**
@@ -2637,8 +2637,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value zip.
 	 */
-	public function set_user_zip( $value ) {
-		$this->set_zip( $value );
+	public function set_user_zip($value) {
+		$this->set_zip($value);
     }
 
     /**
@@ -2647,8 +2647,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value zip.
 	 */
-	public function set_customer_zip( $value ) {
-		$this->set_zip( $value );
+	public function set_customer_zip($value) {
+		$this->set_zip($value);
     }
 
     /**
@@ -2657,8 +2657,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value company.
 	 */
-	public function set_company( $value ) {
-		$this->set_prop( 'company', $value );
+	public function set_company($value) {
+		$this->set_prop('company', $value);
     }
 
     /**
@@ -2667,8 +2667,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value company.
 	 */
-	public function set_user_company( $value ) {
-		$this->set_company( $value );
+	public function set_user_company($value) {
+		$this->set_company($value);
     }
 
     /**
@@ -2677,8 +2677,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value company.
 	 */
-	public function set_customer_company( $value ) {
-		$this->set_company( $value );
+	public function set_customer_company($value) {
+		$this->set_company($value);
     }
 
 	/**
@@ -2687,8 +2687,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value company id.
 	 */
-	public function set_company_id( $value ) {
-		$this->set_prop( 'company_id', $value );
+	public function set_company_id($value) {
+		$this->set_prop('company_id', $value);
     }
 
     /**
@@ -2697,8 +2697,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value var number.
 	 */
-	public function set_vat_number( $value ) {
-		$this->set_prop( 'vat_number', $value );
+	public function set_vat_number($value) {
+		$this->set_prop('vat_number', $value);
     }
 
     /**
@@ -2707,8 +2707,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value var number.
 	 */
-	public function set_user_vat_number( $value ) {
-		$this->set_vat_number( $value );
+	public function set_user_vat_number($value) {
+		$this->set_vat_number($value);
     }
 
     /**
@@ -2717,8 +2717,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value var number.
 	 */
-	public function set_customer_vat_number( $value ) {
-		$this->set_vat_number( $value );
+	public function set_customer_vat_number($value) {
+		$this->set_vat_number($value);
     }
 
     /**
@@ -2727,8 +2727,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value var rate.
 	 */
-	public function set_vat_rate( $value ) {
-		$this->set_prop( 'vat_rate', $value );
+	public function set_vat_rate($value) {
+		$this->set_prop('vat_rate', $value);
     }
 
     /**
@@ -2737,8 +2737,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value var number.
 	 */
-	public function set_user_vat_rate( $value ) {
-		$this->set_vat_rate( $value );
+	public function set_user_vat_rate($value) {
+		$this->set_vat_rate($value);
     }
 
     /**
@@ -2747,8 +2747,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value var number.
 	 */
-	public function set_customer_vat_rate( $value ) {
-		$this->set_vat_rate( $value );
+	public function set_customer_vat_rate($value) {
+		$this->set_vat_rate($value);
     }
 
     /**
@@ -2757,8 +2757,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value address.
 	 */
-	public function set_address( $value ) {
-		$this->set_prop( 'address', $value );
+	public function set_address($value) {
+		$this->set_prop('address', $value);
     }
 
     /**
@@ -2767,8 +2767,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value address.
 	 */
-	public function set_user_address( $value ) {
-		$this->set_address( $value );
+	public function set_user_address($value) {
+		$this->set_address($value);
     }
 
     /**
@@ -2777,8 +2777,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value address.
 	 */
-	public function set_customer_address( $value ) {
-		$this->set_address( $value );
+	public function set_customer_address($value) {
+		$this->set_address($value);
     }
 
     /**
@@ -2787,8 +2787,8 @@ 
 	 * @since 1.0.19
 	 * @param  int|bool $value confirmed.
 	 */
-	public function set_is_viewed( $value ) {
-		$this->set_prop( 'is_viewed', $value );
+	public function set_is_viewed($value) {
+		$this->set_prop('is_viewed', $value);
 	}
 
 	/**
@@ -2797,8 +2797,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value email recipients.
 	 */
-	public function set_email_cc( $value ) {
-		$this->set_prop( 'email_cc', $value );
+	public function set_email_cc($value) {
+		$this->set_prop('email_cc', $value);
 	}
 
 	/**
@@ -2807,9 +2807,9 @@ 
 	 * @since 1.0.19
 	 * @param  string $value template.
 	 */
-	public function set_template( $value ) {
-		if ( in_array( $value, array( 'quantity', 'hours', 'amount' ) ) ) {
-			$this->set_prop( 'template', $value );
+	public function set_template($value) {
+		if (in_array($value, array('quantity', 'hours', 'amount'))) {
+			$this->set_prop('template', $value);
 		}
 	}
 
@@ -2820,8 +2820,8 @@ 
 	 * @param  string $value source.
 	 * @deprecated
 	 */
-	public function created_via( $value ) {
-		$this->set_created_via( sanitize_text_field( $value ) );
+	public function created_via($value) {
+		$this->set_created_via(sanitize_text_field($value));
 	}
 
 	/**
@@ -2830,8 +2830,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value source.
 	 */
-	public function set_created_via( $value ) {
-		$this->set_prop( 'created_via', sanitize_text_field( $value ) );
+	public function set_created_via($value) {
+		$this->set_prop('created_via', sanitize_text_field($value));
 	}
 
 	/**
@@ -2840,8 +2840,8 @@ 
 	 * @since 1.0.19
 	 * @param  int|bool $value confirmed.
 	 */
-	public function set_address_confirmed( $value ) {
-		$this->set_prop( 'address_confirmed', $value );
+	public function set_address_confirmed($value) {
+		$this->set_prop('address_confirmed', $value);
     }
 
     /**
@@ -2850,8 +2850,8 @@ 
 	 * @since 1.0.19
 	 * @param  int|bool $value confirmed.
 	 */
-	public function set_user_address_confirmed( $value ) {
-		$this->set_address_confirmed( $value );
+	public function set_user_address_confirmed($value) {
+		$this->set_address_confirmed($value);
     }
 
     /**
@@ -2860,8 +2860,8 @@ 
 	 * @since 1.0.19
 	 * @param  int|bool $value confirmed.
 	 */
-	public function set_customer_address_confirmed( $value ) {
-		$this->set_address_confirmed( $value );
+	public function set_customer_address_confirmed($value) {
+		$this->set_address_confirmed($value);
     }
 
     /**
@@ -2870,13 +2870,13 @@ 
 	 * @since 1.0.19
 	 * @param  float $value shipping amount.
 	 */
-	public function set_shipping( $value ) {
+	public function set_shipping($value) {
 
-		if ( ! is_numeric( $value ) ) {
-			return $this->set_prop( 'shipping', null );
+		if (!is_numeric($value)) {
+			return $this->set_prop('shipping', null);
 		}
 
-		$this->set_prop( 'shipping', max( 0, floatval( $value ) ) );
+		$this->set_prop('shipping', max(0, floatval($value)));
 	}
 
 	/**
@@ -2885,8 +2885,8 @@ 
 	 * @since 1.0.19
 	 * @param  float $value sub total.
 	 */
-	public function set_subtotal( $value ) {
-		$this->set_prop( 'subtotal', max( 0, $value ) );
+	public function set_subtotal($value) {
+		$this->set_prop('subtotal', max(0, $value));
 	}
 
 	/**
@@ -2895,8 +2895,8 @@ 
 	 * @since 1.0.19
 	 * @param  float $value sub total.
 	 */
-	public function set_total( $value ) {
-		$this->set_prop( 'total', max( 0, $value ) );
+	public function set_total($value) {
+		$this->set_prop('total', max(0, $value));
     }
 
     /**
@@ -2905,8 +2905,8 @@ 
 	 * @since 1.0.19
 	 * @param  float $value discount total.
 	 */
-	public function set_total_discount( $value ) {
-		$this->set_prop( 'total_discount', max( 0, $value ) );
+	public function set_total_discount($value) {
+		$this->set_prop('total_discount', max(0, $value));
     }
 
     /**
@@ -2915,8 +2915,8 @@ 
 	 * @since 1.0.19
 	 * @param  float $value discount total.
 	 */
-	public function set_discount( $value ) {
-		$this->set_total_discount( $value );
+	public function set_discount($value) {
+		$this->set_total_discount($value);
     }
 
     /**
@@ -2925,8 +2925,8 @@ 
 	 * @since 1.0.19
 	 * @param  float $value tax total.
 	 */
-	public function set_total_tax( $value ) {
-		$this->set_prop( 'total_tax', max( 0, $value ) );
+	public function set_total_tax($value) {
+		$this->set_prop('total_tax', max(0, $value));
     }
 
     /**
@@ -2935,8 +2935,8 @@ 
 	 * @since 1.0.19
 	 * @param  float $value tax total.
 	 */
-	public function set_tax_total( $value ) {
-		$this->set_total_tax( $value );
+	public function set_tax_total($value) {
+		$this->set_total_tax($value);
     }
 
     /**
@@ -2945,8 +2945,8 @@ 
 	 * @since 1.0.19
 	 * @param  float $value fees total.
 	 */
-	public function set_total_fees( $value ) {
-		$this->set_prop( 'total_fees', max( 0, $value ) );
+	public function set_total_fees($value) {
+		$this->set_prop('total_fees', max(0, $value));
     }
 
     /**
@@ -2955,8 +2955,8 @@ 
 	 * @since 1.0.19
 	 * @param  float $value fees total.
 	 */
-	public function set_fees_total( $value ) {
-		$this->set_total_fees( $value );
+	public function set_fees_total($value) {
+		$this->set_total_fees($value);
     }
 
     /**
@@ -2965,13 +2965,13 @@ 
 	 * @since 1.0.19
 	 * @param  array $value fees.
 	 */
-	public function set_fees( $value ) {
+	public function set_fees($value) {
 
-		if ( ! is_array( $value ) ) {
+		if (!is_array($value)) {
 			$value = array();
 		}
 
-		$this->set_prop( 'fees', $value );
+		$this->set_prop('fees', $value);
 
     }
 
@@ -2981,13 +2981,13 @@ 
 	 * @since 1.0.19
 	 * @param  array $value taxes.
 	 */
-	public function set_taxes( $value ) {
+	public function set_taxes($value) {
 
-		if ( ! is_array( $value ) ) {
+		if (!is_array($value)) {
 			$value = array();
 		}
 
-		$this->set_prop( 'taxes', $value );
+		$this->set_prop('taxes', $value);
 
     }
 
@@ -2997,13 +2997,13 @@ 
 	 * @since 1.0.19
 	 * @param  array $value discounts.
 	 */
-	public function set_discounts( $value ) {
+	public function set_discounts($value) {
 
-		if ( ! is_array( $value ) ) {
+		if (!is_array($value)) {
 			$value = array();
 		}
 
-		$this->set_prop( 'discounts', $value );
+		$this->set_prop('discounts', $value);
     }
 
     /**
@@ -3012,19 +3012,19 @@ 
 	 * @since 1.0.19
 	 * @param  GetPaid_Form_Item[] $value items.
 	 */
-	public function set_items( $value ) {
+	public function set_items($value) {
 
         // Remove existing items.
-        $this->set_prop( 'items', array() );
+        $this->set_prop('items', array());
 		$this->recurring_item = null;
 
         // Ensure that we have an array.
-        if ( ! is_array( $value ) ) {
+        if (!is_array($value)) {
             return;
         }
 
-        foreach ( $value as $item ) {
-            $this->add_item( $item );
+        foreach ($value as $item) {
+            $this->add_item($item);
         }
 
     }
@@ -3035,8 +3035,8 @@ 
 	 * @since 1.0.19
 	 * @param  int $value payment form.
 	 */
-	public function set_payment_form( $value ) {
-		$this->set_prop( 'payment_form', $value );
+	public function set_payment_form($value) {
+		$this->set_prop('payment_form', $value);
     }
 
     /**
@@ -3045,8 +3045,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value submission id.
 	 */
-	public function set_submission_id( $value ) {
-		$this->set_prop( 'submission_id', $value );
+	public function set_submission_id($value) {
+		$this->set_prop('submission_id', $value);
     }
 
     /**
@@ -3055,8 +3055,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value discount code.
 	 */
-	public function set_discount_code( $value ) {
-		$this->set_prop( 'discount_code', sanitize_text_field( $value ) );
+	public function set_discount_code($value) {
+		$this->set_prop('discount_code', sanitize_text_field($value));
     }
 
     /**
@@ -3065,8 +3065,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value gateway.
 	 */
-	public function set_gateway( $value ) {
-		$this->set_prop( 'gateway', $value );
+	public function set_gateway($value) {
+		$this->set_prop('gateway', $value);
     }
 
     /**
@@ -3075,9 +3075,9 @@ 
 	 * @since 1.0.19
 	 * @param  string $value transaction id.
 	 */
-	public function set_transaction_id( $value ) {
-		if ( ! empty( $value ) ) {
-			$this->set_prop( 'transaction_id', $value );
+	public function set_transaction_id($value) {
+		if (!empty($value)) {
+			$this->set_prop('transaction_id', $value);
 		}
     }
 
@@ -3087,8 +3087,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value currency id.
 	 */
-	public function set_currency( $value ) {
-		$this->set_prop( 'currency', $value );
+	public function set_currency($value) {
+		$this->set_prop('currency', $value);
     }
 
 	/**
@@ -3097,8 +3097,8 @@ 
 	 * @since 1.0.19
 	 * @param  bool $value value.
 	 */
-	public function set_disable_taxes( $value ) {
-		$this->set_prop( 'disable_taxes', (bool) $value );
+	public function set_disable_taxes($value) {
+		$this->set_prop('disable_taxes', (bool) $value);
 	}
 
     /**
@@ -3107,8 +3107,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value subscription id.
 	 */
-	public function set_subscription_id( $value ) {
-		$this->set_prop( 'subscription_id', $value );
+	public function set_subscription_id($value) {
+		$this->set_prop('subscription_id', $value);
 	}
 	
 	/**
@@ -3117,8 +3117,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value subscription id.
 	 */
-	public function set_remote_subscription_id( $value ) {
-		$this->set_prop( 'remote_subscription_id', $value );
+	public function set_remote_subscription_id($value) {
+		$this->set_prop('remote_subscription_id', $value);
     }
 
     /*
@@ -3135,28 +3135,28 @@ 
      */
     public function is_parent() {
         $parent = $this->get_parent_id();
-        return apply_filters( 'wpinv_invoice_is_parent', empty( $parent ), $this );
+        return apply_filters('wpinv_invoice_is_parent', empty($parent), $this);
     }
 
     /**
      * Checks if this is a renewal invoice.
      */
     public function is_renewal() {
-        return $this->is_recurring() && ! $this->is_parent();
+        return $this->is_recurring() && !$this->is_parent();
     }
 
     /**
      * Checks if this is a recurring invoice.
      */
     public function is_recurring() {
-        return ! empty( $this->recurring_item );
+        return !empty($this->recurring_item);
     }
 
     /**
      * Checks if this is a taxable invoice.
      */
     public function is_taxable() {
-        return ! $this->get_disable_taxes();
+        return !$this->get_disable_taxes();
 	}
 
 	/**
@@ -3170,45 +3170,45 @@ 
 	 * Checks to see if the invoice requires payment.
 	 */
 	public function is_free() {
-        $is_free = ( (float) wpinv_round_amount( $this->get_initial_total() ) == 0 );
+        $is_free = ((float) wpinv_round_amount($this->get_initial_total()) == 0);
 
-		if ( $this->is_recurring() && $this->get_recurring_total() > 0 ) {
+		if ($this->is_recurring() && $this->get_recurring_total() > 0) {
 			$is_free = false;
 		}
 
-        return apply_filters( 'wpinv_invoice_is_free', $is_free, $this );
+        return apply_filters('wpinv_invoice_is_free', $is_free, $this);
     }
 
     /**
      * Checks if the invoice is paid.
      */
     public function is_paid() {
-        $is_paid = $this->has_status( array( 'publish', 'wpi-processing', 'wpi-renewal' ) );
-        return apply_filters( 'wpinv_invoice_is_paid', $is_paid, $this );
+        $is_paid = $this->has_status(array('publish', 'wpi-processing', 'wpi-renewal'));
+        return apply_filters('wpinv_invoice_is_paid', $is_paid, $this);
 	}
 
 	/**
      * Checks if the invoice needs payment.
      */
 	public function needs_payment() {
-		$needs_payment = ! $this->is_paid() && ! $this->is_refunded() && ! $this->is_free();
-        return apply_filters( 'wpinv_needs_payment', $needs_payment, $this );
+		$needs_payment = !$this->is_paid() && !$this->is_refunded() && !$this->is_free();
+        return apply_filters('wpinv_needs_payment', $needs_payment, $this);
     }
   
 	/**
      * Checks if the invoice is refunded.
      */
 	public function is_refunded() {
-        $is_refunded = $this->has_status( 'wpi-refunded' );
-        return apply_filters( 'wpinv_invoice_is_refunded', $is_refunded, $this );
+        $is_refunded = $this->has_status('wpi-refunded');
+        return apply_filters('wpinv_invoice_is_refunded', $is_refunded, $this);
 	}
 
 	/**
      * Checks if the invoice is held.
      */
 	public function is_held() {
-        $is_held = $this->has_status( 'wpi-onhold' );
-        return apply_filters( 'wpinv_invoice_is_held', $is_held, $this );
+        $is_held = $this->has_status('wpi-onhold');
+        return apply_filters('wpinv_invoice_is_held', $is_held, $this);
 	}
 
 	/**
@@ -3216,30 +3216,30 @@ 
      */
 	public function is_due() {
 		$due_date = $this->get_due_date();
-		return empty( $due_date ) ? false : current_time( 'timestamp' ) > strtotime( $due_date );
+		return empty($due_date) ? false : current_time('timestamp') > strtotime($due_date);
 	}
 
 	/**
      * Checks if the invoice is draft.
      */
 	public function is_draft() {
-        return $this->has_status( 'draft, auto-draft' );
+        return $this->has_status('draft, auto-draft');
 	}
 
     /**
      * Checks if the invoice has a given status.
      */
-    public function has_status( $status ) {
-        $status = wpinv_parse_list( $status );
-        return apply_filters( 'wpinv_has_status', in_array( $this->get_status(), $status ), $status );
+    public function has_status($status) {
+        $status = wpinv_parse_list($status);
+        return apply_filters('wpinv_has_status', in_array($this->get_status(), $status), $status);
 	}
 
 	/**
      * Checks if the invoice is of a given type.
      */
-    public function is_type( $type ) {
-        $type = wpinv_parse_list( $type );
-        return in_array( $this->get_type(), $type );
+    public function is_type($type) {
+        $type = wpinv_parse_list($type);
+        return in_array($this->get_type(), $type);
     }
 
     /**
@@ -3271,8 +3271,8 @@ 
      *
      */
 	public function is_initial_free() {
-        $is_initial_free = ! ( (float) wpinv_round_amount( $this->get_initial_total() ) > 0 );
-        return apply_filters( 'wpinv_invoice_is_initial_free', $is_initial_free, $this->get_cart_details(), $this );
+        $is_initial_free = !((float) wpinv_round_amount($this->get_initial_total()) > 0);
+        return apply_filters('wpinv_invoice_is_initial_free', $is_initial_free, $this->get_cart_details(), $this);
     }
 	
 	/**
@@ -3282,11 +3282,11 @@ 
     public function item_has_free_trial() {
 
         // Ensure we have a recurring item.
-        if ( ! $this->is_recurring() ) {
+        if (!$this->is_recurring()) {
             return false;
         }
 
-        $item = $this->get_recurring( true );
+        $item = $this->get_recurring(true);
         return $item->has_free_trial();
 	}
 
@@ -3294,7 +3294,7 @@ 
      * Check if the free trial is a result of a discount.
      */
     public function is_free_trial_from_discount() {
-		return $this->has_free_trial() && ! $this->item_has_free_trial();
+		return $this->has_free_trial() && !$this->item_has_free_trial();
 	}
 	
 	/**
@@ -3302,12 +3302,12 @@ 
      */
     public function discount_first_payment_only() {
 
-		$discount = wpinv_get_discount_obj( $this->get_discount_code() );
-        if ( ! $discount->exists() || ! $this->is_recurring() ) {
+		$discount = wpinv_get_discount_obj($this->get_discount_code());
+        if (!$discount->exists() || !$this->is_recurring()) {
             return true;
         }
 
-        return ! $discount->get_is_recurring();
+        return !$discount->get_is_recurring();
     }
 
     /*
@@ -3325,23 +3325,23 @@ 
      * @param GetPaid_Form_Item|array $item
      * @return WP_Error|Bool
      */
-    public function add_item( $item ) {
+    public function add_item($item) {
 
-		if ( is_array( $item ) ) {
-			$item = $this->process_array_item( $item );
+		if (is_array($item)) {
+			$item = $this->process_array_item($item);
 		}
 
-		if ( is_numeric( $item ) ) {
-			$item = new GetPaid_Form_Item( $item );
+		if (is_numeric($item)) {
+			$item = new GetPaid_Form_Item($item);
 		}
 
         // Make sure that it is available for purchase.
-		if ( $item->get_id() > 0 && ! $item->can_purchase() ) {
-			return new WP_Error( 'invalid_item', __( 'This item is not available for purchase', 'invoicing' ) );
+		if ($item->get_id() > 0 && !$item->can_purchase()) {
+			return new WP_Error('invalid_item', __('This item is not available for purchase', 'invoicing'));
         }
 
         // Do we have a recurring item?
-		if ( $item->is_recurring() ) {
+		if ($item->is_recurring()) {
 			$this->recurring_item = $item->get_id();
         }
 
@@ -3349,9 +3349,9 @@ 
         $item->invoice_id = (int) $this->get_id();
 
 		// Remove duplicates.
-		$this->remove_item( $item->get_id() );
+		$this->remove_item($item->get_id());
 
-		if ( 0 == $item->get_quantity() ) {
+		if (0 == $item->get_quantity()) {
 			return;
 		}
 
@@ -3361,7 +3361,7 @@ 
 		// Add new item.
         $items[] = $item;
 
-        $this->set_prop( 'items', $items );
+        $this->set_prop('items', $items);
 
 		return true;
 	}
@@ -3372,26 +3372,26 @@ 
 	 * @since 1.0.19
 	 * @return GetPaid_Form_Item
 	 */
-	protected function process_array_item( $array ) {
+	protected function process_array_item($array) {
 
-		$item_id = isset( $array['item_id'] ) ? $array['item_id'] : 0;
-		$item    = new GetPaid_Form_Item( $item_id );
+		$item_id = isset($array['item_id']) ? $array['item_id'] : 0;
+		$item    = new GetPaid_Form_Item($item_id);
 
 		// Set item data.
-		foreach ( array( 'name', 'price', 'description' ) as $key ) {
-			if ( isset( $array[ "item_$key" ] ) ) {
+		foreach (array('name', 'price', 'description') as $key) {
+			if (isset($array["item_$key"])) {
 				$method = "set_$key";
-				$item->$method( $array[ "item_$key" ] );
+				$item->$method($array["item_$key"]);
 			}
 		}
 
-		if ( isset( $array['quantity'] ) ) {
-			$item->set_quantity( $array['quantity'] );
+		if (isset($array['quantity'])) {
+			$item->set_quantity($array['quantity']);
 		}
 
 		// Set item meta.
-		if ( isset( $array['meta'] ) && is_array( $array['meta'] ) ) {
-			$item->set_item_meta( $array['meta'] );
+		if (isset($array['meta']) && is_array($array['meta'])) {
+			$item->set_item_meta($array['meta']);
 		}
 
 		return $item;
@@ -3404,10 +3404,10 @@ 
 	 * @since 1.0.19
 	 * @return GetPaid_Form_Item|null
 	 */
-	public function get_item( $item_id ) {
+	public function get_item($item_id) {
 
-		foreach ( $this->get_items() as $item ) {
-			if ( (int) $item_id == $item->get_id() ) {
+		foreach ($this->get_items() as $item) {
+			if ((int) $item_id == $item->get_id()) {
 				return $item;
 			}
 		}
@@ -3420,16 +3420,16 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function remove_item( $item_id ) {
+	public function remove_item($item_id) {
 		$items   = $this->get_items();
 		$item_id = (int) $item_id;
 
-		foreach ( $items as $index => $item ) {
-			if ( (int) $item_id == $item->get_id() ) {
-				unset( $items[ $index ] );
-				$this->set_prop( 'items', $items );
+		foreach ($items as $index => $item) {
+			if ((int) $item_id == $item->get_id()) {
+				unset($items[$index]);
+				$this->set_prop('items', $items);
 
-				if ( $item_id == $this->recurring_item ) {
+				if ($item_id == $this->recurring_item) {
 					$this->recurring_item = null;
 				}
 
@@ -3444,11 +3444,11 @@ 
 	 * @param array $fee An array of fee details. name, initial_fee, and recurring_fee are required.
 	 * @since 1.0.19
 	 */
-    public function add_fee( $fee ) {
+    public function add_fee($fee) {
 
 		$fees                 = $this->get_fees();
-		$fees[ $fee['name'] ] = $fee;
-		$this->set_prop( 'fees', $fees );
+		$fees[$fee['name']] = $fee;
+		$this->set_prop('fees', $fees);
 
     }
 
@@ -3457,9 +3457,9 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function get_fee( $fee ) {
+	public function get_fee($fee) {
         $fees = $this->get_fees();
-		return isset( $fees[ $fee ] ) ? $fees[ $fee ] : null;
+		return isset($fees[$fee]) ? $fees[$fee] : null;
     }
 
     /**
@@ -3467,11 +3467,11 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function remove_fee( $fee ) {
+	public function remove_fee($fee) {
         $fees = $this->get_fees();
-        if ( isset( $fees[ $fee ] ) ) {
-            unset( $fees[ $fee ] );
-            $this->set_prop( 'fees', $fees );
+        if (isset($fees[$fee])) {
+            unset($fees[$fee]);
+            $this->set_prop('fees', $fees);
         }
     }
 
@@ -3481,11 +3481,11 @@ 
 	 * @param array $discount An array of discount details. name, initial_discount, and recurring_discount are required. Include discount_code if the discount is from a discount code.
 	 * @since 1.0.19
 	 */
-	public function add_discount( $discount ) {
+	public function add_discount($discount) {
 
 		$discounts = $this->get_discounts();
-		$discounts[ $discount['name'] ] = $discount;
-		$this->set_prop( 'discounts', $discounts );
+		$discounts[$discount['name']] = $discount;
+		$this->set_prop('discounts', $discounts);
 
 	}
 
@@ -3495,15 +3495,15 @@ 
 	 * @since 1.0.19
 	 * @return float
 	 */
-	public function get_discount( $discount = false ) {
+	public function get_discount($discount = false) {
 
 		// Backwards compatibilty.
-		if ( empty( $discount ) ) {
+		if (empty($discount)) {
 			return $this->get_total_discount();
 		}
 
         $discounts = $this->get_discounts();
-		return isset( $discounts[ $discount ] ) ? $discounts[ $discount ] : null;
+		return isset($discounts[$discount]) ? $discounts[$discount] : null;
     }
 
     /**
@@ -3511,15 +3511,15 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function remove_discount( $discount ) {
+	public function remove_discount($discount) {
         $discounts = $this->get_discounts();
-        if ( isset( $discounts[ $discount ] ) ) {
-            unset( $discounts[ $discount ] );
-            $this->set_prop( 'discounts', $discounts );
+        if (isset($discounts[$discount])) {
+            unset($discounts[$discount]);
+            $this->set_prop('discounts', $discounts);
         }
 
-		if ( 'discount_code' == $discount ) {
-			foreach ( $this->get_items() as $item ) {
+		if ('discount_code' == $discount) {
+			foreach ($this->get_items() as $item) {
 				$item->item_discount           = 0;
 				$item->recurring_item_discount = 0;
 			}
@@ -3532,12 +3532,12 @@ 
      *
      * @param array $tax An array of tax details. name, initial_tax, and recurring_tax are required.
      */
-    public function add_tax( $tax ) {
-        if ( $this->is_taxable() ) {
+    public function add_tax($tax) {
+        if ($this->is_taxable()) {
 
-            $taxes                 = $this->get_taxes();
-			$taxes[ $tax['name'] ] = $tax;
-			$this->set_prop( 'taxes', $tax );
+            $taxes = $this->get_taxes();
+			$taxes[$tax['name']] = $tax;
+			$this->set_prop('taxes', $tax);
 
         }
     }
@@ -3547,15 +3547,15 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function get_tax( $tax = null ) {
+	public function get_tax($tax = null) {
 
 		// Backwards compatility.
-		if ( empty( $tax ) ) {
+		if (empty($tax)) {
 			return $this->get_total_tax();
 		}
 
         $taxes = $this->get_taxes();
-		return isset( $taxes[ $tax ] ) ? $taxes[ $tax ] : null;
+		return isset($taxes[$tax]) ? $taxes[$tax] : null;
     }
 
     /**
@@ -3563,11 +3563,11 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function remove_tax( $tax ) {
+	public function remove_tax($tax) {
         $taxes = $this->get_taxes();
-        if ( isset( $taxes[ $tax ] ) ) {
-            unset( $taxes[ $tax ] );
-            $this->set_prop( 'taxes', $taxes );
+        if (isset($taxes[$tax])) {
+            unset($taxes[$tax]);
+            $this->set_prop('taxes', $taxes);
         }
     }
 
@@ -3578,22 +3578,22 @@ 
 	 * @return float The recalculated subtotal
 	 */
 	public function recalculate_subtotal() {
-        $items     = $this->get_items();
+        $items = $this->get_items();
 		$subtotal  = 0;
 		$recurring = 0;
 
-        foreach ( $items as $item ) {
-			$subtotal  += $item->get_sub_total( 'edit' );
-			$recurring += $item->get_recurring_sub_total( 'edit' );
+        foreach ($items as $item) {
+			$subtotal  += $item->get_sub_total('edit');
+			$recurring += $item->get_recurring_sub_total('edit');
         }
 
-		if ( wpinv_prices_include_tax() ) {
-			$subtotal  = max( 0, $subtotal - $this->totals['tax']['initial'] );
-			$recurring = max( 0, $recurring - $this->totals['tax']['recurring'] );
+		if (wpinv_prices_include_tax()) {
+			$subtotal  = max(0, $subtotal - $this->totals['tax']['initial']);
+			$recurring = max(0, $recurring - $this->totals['tax']['recurring']);
 		}
 
 		$current = $this->is_renewal() ? $recurring : $subtotal;
-		$this->set_subtotal( $current );
+		$this->set_subtotal($current);
 
 		$this->totals['subtotal'] = array(
 			'initial'   => $subtotal,
@@ -3614,14 +3614,14 @@ 
 		$discount  = 0;
 		$recurring = 0;
 
-        foreach ( $discounts as $data ) {
-			$discount  += wpinv_sanitize_amount( $data['initial_discount'] );
-			$recurring += wpinv_sanitize_amount( $data['recurring_discount'] );
+        foreach ($discounts as $data) {
+			$discount  += wpinv_sanitize_amount($data['initial_discount']);
+			$recurring += wpinv_sanitize_amount($data['recurring_discount']);
 		}
 
 		$current = $this->is_renewal() ? $recurring : $discount;
 
-		$this->set_total_discount( $current );
+		$this->set_total_discount($current);
 
 		$this->totals['discount'] = array(
 			'initial'   => $discount,
@@ -3642,13 +3642,13 @@ 
 
 		// Maybe disable taxes.
 		$vat_number = $this->get_vat_number();
-		$skip_tax   = GetPaid_Payment_Form_Submission_Taxes::is_eu_transaction( $this->get_country() ) && ! empty( $vat_number );
+		$skip_tax   = GetPaid_Payment_Form_Submission_Taxes::is_eu_transaction($this->get_country()) && !empty($vat_number);
 
-		if ( wpinv_is_base_country( $this->get_country() ) && 'vat_too' == wpinv_get_option( 'vat_same_country_rule', 'vat_too' ) ) {
+		if (wpinv_is_base_country($this->get_country()) && 'vat_too' == wpinv_get_option('vat_same_country_rule', 'vat_too')) {
 			$skip_tax = false;
 		}
 
-		if ( ! wpinv_use_taxes() || $this->get_disable_taxes() || ! wpinv_is_country_taxable( $this->get_country() ) || $skip_tax   ) {
+		if (!wpinv_use_taxes() || $this->get_disable_taxes() || !wpinv_is_country_taxable($this->get_country()) || $skip_tax) {
 
 			$this->totals['tax'] = array(
 				'initial'   => 0,
@@ -3657,38 +3657,38 @@ 
 
 			$this->tax_rate = 0;
 
-			$this->set_taxes( array() );
+			$this->set_taxes(array());
 			$current = 0;
 		} else {
 
 			$item_taxes = array();
 
-			foreach ( $this->get_items() as $item ) {
-				$rates    = getpaid_get_item_tax_rates( $item, $this->get_country(), $this->get_state() );
-				$rates    = getpaid_filter_item_tax_rates( $item, $rates );
-				$taxes    = getpaid_calculate_item_taxes( getpaid_get_taxable_amount( $item, false ), $rates );
-				$r_taxes  = getpaid_calculate_item_taxes( getpaid_get_taxable_amount( $item, true ), $rates );
-				foreach ( $taxes as $name => $amount ) {
-					$recurring = isset( $r_taxes[ $name ] ) ? $r_taxes[ $name ] : 0;
-					$tax       = getpaid_prepare_item_tax( $item, $name, $amount, $recurring );
-
-					if ( ! isset( $item_taxes[ $name ] ) ) {
-						$item_taxes[ $name ] = $tax;
+			foreach ($this->get_items() as $item) {
+				$rates    = getpaid_get_item_tax_rates($item, $this->get_country(), $this->get_state());
+				$rates    = getpaid_filter_item_tax_rates($item, $rates);
+				$taxes    = getpaid_calculate_item_taxes(getpaid_get_taxable_amount($item, false), $rates);
+				$r_taxes  = getpaid_calculate_item_taxes(getpaid_get_taxable_amount($item, true), $rates);
+				foreach ($taxes as $name => $amount) {
+					$recurring = isset($r_taxes[$name]) ? $r_taxes[$name] : 0;
+					$tax       = getpaid_prepare_item_tax($item, $name, $amount, $recurring);
+
+					if (!isset($item_taxes[$name])) {
+						$item_taxes[$name] = $tax;
 						continue;
 					}
 
-					$item_taxes[ $name ]['initial_tax']   += $tax['initial_tax'];
-					$item_taxes[ $name ]['recurring_tax'] += $tax['recurring_tax'];
+					$item_taxes[$name]['initial_tax']   += $tax['initial_tax'];
+					$item_taxes[$name]['recurring_tax'] += $tax['recurring_tax'];
 
 				}
 
 			}
 
-			$item_taxes = array_replace( $this->get_taxes(), $item_taxes );
-			$this->set_taxes( $item_taxes );
+			$item_taxes = array_replace($this->get_taxes(), $item_taxes);
+			$this->set_taxes($item_taxes);
 
-			$initial_tax   = array_sum( wp_list_pluck( $item_taxes, 'initial_tax' ) );
-			$recurring_tax = array_sum( wp_list_pluck( $item_taxes, 'recurring_tax' ) );
+			$initial_tax   = array_sum(wp_list_pluck($item_taxes, 'initial_tax'));
+			$recurring_tax = array_sum(wp_list_pluck($item_taxes, 'recurring_tax'));
 
 			$current = $this->is_renewal() ? $recurring_tax : $initial_tax;
 
@@ -3699,7 +3699,7 @@ 
 
 		}
 
-		$this->set_total_tax( $current );
+		$this->set_total_tax($current);
 
 		return $current;
 
@@ -3716,20 +3716,20 @@ 
 		$fee       = 0;
 		$recurring = 0;
 
-        foreach ( $fees as $data ) {
-			$fee       += wpinv_sanitize_amount( $data['initial_fee'] );
-			$recurring += wpinv_sanitize_amount( $data['recurring_fee'] );
+        foreach ($fees as $data) {
+			$fee       += wpinv_sanitize_amount($data['initial_fee']);
+			$recurring += wpinv_sanitize_amount($data['recurring_fee']);
 		}
 
 		$current = $this->is_renewal() ? $recurring : $fee;
-		$this->set_total_fees( $current );
+		$this->set_total_fees($current);
 
 		$this->totals['fee'] = array(
 			'initial'   => $fee,
 			'recurring' => $recurring,
 		);
 
-        $this->set_total_fees( $fee );
+        $this->set_total_fees($fee);
         return $current;
     }
 
@@ -3744,7 +3744,7 @@ 
         $this->recalculate_total_discount();
 		$this->recalculate_total_tax();
 		$this->recalculate_subtotal();
-		$this->set_total( $this->get_total_tax( 'edit' ) + $this->get_total_fees( 'edit' ) + $this->get_subtotal( 'edit' ) - $this->get_total_discount( 'edit' ) );
+		$this->set_total($this->get_total_tax('edit') + $this->get_total_fees('edit') + $this->get_subtotal('edit') - $this->get_total_discount('edit'));
 		return $this->get_total();
 	}
 
@@ -3753,7 +3753,7 @@ 
 	 */
     public function recalculate_totals() {
         $this->recalculate_total();
-        $this->save( true );
+        $this->save(true);
         return $this;
     }
 
@@ -3771,8 +3771,8 @@ 
 	 * @return int|false The new note's ID on success, false on failure.
      *
      */
-    public function add_system_note( $note ) {
-		return $this->add_note( $note, false, false, true );
+    public function add_system_note($note) {
+		return $this->add_note($note, false, false, true);
 	}
 
     /**
@@ -3782,10 +3782,10 @@ 
 	 * @return int|false The new note's ID on success, false on failure.
      *
      */
-    public function add_note( $note = '', $customer_type = false, $added_by_user = false, $system = false ) {
+    public function add_note($note = '', $customer_type = false, $added_by_user = false, $system = false) {
 
         // Bail if no note specified or this invoice is not yet saved.
-        if ( ! $note || $this->get_id() == 0 || ( ! is_user_logged_in() && ! $system ) ) {
+        if (!$note || $this->get_id() == 0 || (!is_user_logged_in() && !$system)) {
             return false;
         }
 
@@ -3793,23 +3793,23 @@ 
 		$author_email = 'bot@wpinvoicing.com';
 
 		// If this is an admin comment or it has been added by the user.
-		if ( is_user_logged_in() && ( ! $system || $added_by_user ) ) {
-			$user         = get_user_by( 'id', get_current_user_id() );
+		if (is_user_logged_in() && (!$system || $added_by_user)) {
+			$user = get_user_by('id', get_current_user_id());
             $author       = $user->display_name;
             $author_email = $user->user_email;
 		}
 
-		return getpaid_notes()->add_invoice_note( $this, $note, $author, $author_email, $customer_type );
+		return getpaid_notes()->add_invoice_note($this, $note, $author, $author_email, $customer_type);
 
 	}
 
 	/**
      * Generates a unique key for the invoice.
      */
-    public function generate_key( $string = '' ) {
-        $auth_key  = defined( 'AUTH_KEY' ) ? AUTH_KEY : '';
+    public function generate_key($string = '') {
+        $auth_key = defined('AUTH_KEY') ? AUTH_KEY : '';
         return strtolower(
-            $string . md5( $this->get_id() . date( 'Y-m-d H:i:s' ) . $auth_key . uniqid( 'wpinv', true ) )
+            $string . md5($this->get_id() . date('Y-m-d H:i:s') . $auth_key . uniqid('wpinv', true))
         );
     }
 
@@ -3819,11 +3819,11 @@ 
     public function generate_number() {
         $number = $this->get_id();
 
-        if ( wpinv_sequential_number_active( $this->get_post_type() ) ) {
-            $number = wpinv_get_next_invoice_number( $this->get_post_type() );
+        if (wpinv_sequential_number_active($this->get_post_type())) {
+            $number = wpinv_get_next_invoice_number($this->get_post_type());
         }
 
-		return wpinv_format_invoice_number( $number, $this->get_post_type() );
+		return wpinv_format_invoice_number($number, $this->get_post_type());
 
 	}
 
@@ -3836,55 +3836,55 @@ 
 		// Reset status transition variable.
 		$this->status_transition = false;
 
-		if ( $status_transition ) {
+		if ($status_transition) {
 			try {
 
 				// Fire a hook for the status change.
-				do_action( 'getpaid_invoice_status_' . $status_transition['to'], $this, $status_transition );
+				do_action('getpaid_invoice_status_' . $status_transition['to'], $this, $status_transition);
 
 				// @deprecated this is deprecated and will be removed in the future.
-				do_action( 'wpinv_status_' . $status_transition['to'], $this->get_id(), $status_transition['from'] );
+				do_action('wpinv_status_' . $status_transition['to'], $this->get_id(), $status_transition['from']);
 
-				if ( ! empty( $status_transition['from'] ) ) {
+				if (!empty($status_transition['from'])) {
 
 					/* translators: 1: old invoice status 2: new invoice status */
-					$transition_note = sprintf( __( 'Status changed from %1$s to %2$s.', 'invoicing' ), wpinv_status_nicename( $status_transition['from'], $this ), wpinv_status_nicename( $status_transition['to'], $this  ) );
+					$transition_note = sprintf(__('Status changed from %1$s to %2$s.', 'invoicing'), wpinv_status_nicename($status_transition['from'], $this), wpinv_status_nicename($status_transition['to'], $this));
 
 					// Fire another hook.
-					do_action( 'getpaid_invoice_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this );
-					do_action( 'getpaid_invoice_status_changed', $this, $status_transition['from'], $status_transition['to'] );
+					do_action('getpaid_invoice_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this);
+					do_action('getpaid_invoice_status_changed', $this, $status_transition['from'], $status_transition['to']);
 
 					// @deprecated this is deprecated and will be removed in the future.
-					do_action( 'wpinv_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this->get_id(), $status_transition['from'] );
+					do_action('wpinv_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this->get_id(), $status_transition['from']);
 
 					// Note the transition occurred.
-					$this->add_note( trim( $status_transition['note'] . ' ' . $transition_note ), false, $status_transition['manual'] );
+					$this->add_note(trim($status_transition['note'] . ' ' . $transition_note), false, $status_transition['manual']);
 
 					// Work out if this was for a payment, and trigger a payment_status hook instead.
 					if (
-						in_array( $status_transition['from'], array( 'wpi-cancelled', 'wpi-pending', 'wpi-failed', 'wpi-refunded', 'wpi-onhold' ), true )
-						&& in_array( $status_transition['to'], array( 'publish', 'wpi-processing', 'wpi-renewal' ), true )
+						in_array($status_transition['from'], array('wpi-cancelled', 'wpi-pending', 'wpi-failed', 'wpi-refunded', 'wpi-onhold'), true)
+						&& in_array($status_transition['to'], array('publish', 'wpi-processing', 'wpi-renewal'), true)
 					) {
-						do_action( 'getpaid_invoice_payment_status_changed', $this, $status_transition );
+						do_action('getpaid_invoice_payment_status_changed', $this, $status_transition);
 					}
 
 					// Work out if this was for a payment reversal, and trigger a payment_status_reversed hook instead.
 					if (
-						in_array( $status_transition['from'], array( 'publish', 'wpi-processing', 'wpi-renewal' ), true )
-						&& in_array( $status_transition['to'], array( 'wpi-cancelled', 'wpi-pending', 'wpi-failed', 'wpi-refunded', 'wpi-onhold' ), true )
+						in_array($status_transition['from'], array('publish', 'wpi-processing', 'wpi-renewal'), true)
+						&& in_array($status_transition['to'], array('wpi-cancelled', 'wpi-pending', 'wpi-failed', 'wpi-refunded', 'wpi-onhold'), true)
 					) {
-						do_action( 'getpaid_invoice_payment_status_reversed', $this, $status_transition );
+						do_action('getpaid_invoice_payment_status_reversed', $this, $status_transition);
 					}
 				} else {
 					/* translators: %s: new invoice status */
-					$transition_note = sprintf( __( 'Status set to %s.', 'invoicing' ), wpinv_status_nicename( $status_transition['to'], $this  ) );
+					$transition_note = sprintf(__('Status set to %s.', 'invoicing'), wpinv_status_nicename($status_transition['to'], $this));
 
 					// Note the transition occurred.
-					$this->add_note( trim( $status_transition['note'] . ' ' . $transition_note ), 0, $status_transition['manual'] );
+					$this->add_note(trim($status_transition['note'] . ' ' . $transition_note), 0, $status_transition['manual']);
 
 				}
-			} catch ( Exception $e ) {
-				$this->add_note( __( 'Error during status transition.', 'invoicing' ) . ' ' . $e->getMessage() );
+			} catch (Exception $e) {
+				$this->add_note(__('Error during status transition.', 'invoicing') . ' ' . $e->getMessage());
 			}
 		}
 	}
@@ -3892,13 +3892,13 @@ 
 	/**
 	 * Updates an invoice status.
 	 */
-	public function update_status( $new_status = false, $note = '', $manual = false ) {
+	public function update_status($new_status = false, $note = '', $manual = false) {
 
 		// Fires before updating a status.
-		do_action( 'wpinv_before_invoice_status_change', $this->get_id(), $new_status, $this->get_status( 'edit' ) );
+		do_action('wpinv_before_invoice_status_change', $this->get_id(), $new_status, $this->get_status('edit'));
 
 		// Update the status.
-		$this->set_status( $new_status, $note, $manual );
+		$this->set_status($new_status, $note, $manual);
 
 		// Save the order.
 		return $this->save();
@@ -3909,18 +3909,18 @@ 
 	 * @deprecated
 	 */
 	public function refresh_item_ids() {
-        $item_ids = implode( ',', array_unique( wp_list_pluck( $this->get_cart_details(), 'item_id' ) ) );
-        update_post_meta( $this->get_id(), '_wpinv_item_ids', $item_ids );
+        $item_ids = implode(',', array_unique(wp_list_pluck($this->get_cart_details(), 'item_id')));
+        update_post_meta($this->get_id(), '_wpinv_item_ids', $item_ids);
 	}
 
 	/**
 	 * @deprecated
 	 */
-	public function update_items( $temp = false ) {
+	public function update_items($temp = false) {
 
-		$this->set_items( $this->get_items() );
+		$this->set_items($this->get_items());
 
-		if ( ! $temp ) {
+		if (!$temp) {
 			$this->save();
 		}
 
@@ -3934,11 +3934,11 @@ 
 
         $discount_code = $this->get_discount_code();
 
-        if ( empty( $discount_code ) ) {
+        if (empty($discount_code)) {
             return false;
         }
 
-        $discount = wpinv_get_discount_obj( $discount_code );
+        $discount = wpinv_get_discount_obj($discount_code);
 
         // Ensure it is active.
         return $discount->exists();
@@ -3949,7 +3949,7 @@ 
 	 * Refunds an invoice.
 	 */
     public function refund() {
-		$this->set_status( 'wpi-refunded' );
+		$this->set_status('wpi-refunded');
         $this->save();
 	}
 
@@ -3958,53 +3958,53 @@ 
 	 * 
 	 * @param string $transaction_id
 	 */
-    public function mark_paid( $transaction_id = null, $note = '' ) {
+    public function mark_paid($transaction_id = null, $note = '') {
 
 		// Set the transaction id.
-		if ( empty( $transaction_id ) ) {
+		if (empty($transaction_id)) {
 			$transaction_id = $this->generate_key('trans_');
 		}
 
-		if ( ! $this->get_transaction_id() ) {
-			$this->set_transaction_id( $transaction_id );
+		if (!$this->get_transaction_id()) {
+			$this->set_transaction_id($transaction_id);
 		}
 
-		if ( $this->is_paid() && 'wpi-processing' != $this->get_status() ) {
+		if ($this->is_paid() && 'wpi-processing' != $this->get_status()) {
 			return $this->save();
 		}
 
 		// Set the completed date.
-		$this->set_date_completed( current_time( 'mysql' ) );
+		$this->set_date_completed(current_time('mysql'));
 
 		// Set the new status.
-		$gateway = sanitize_text_field( $this->get_gateway_title() );
-		if ( $this->is_renewal() || ! $this->is_parent() ) {
+		$gateway = sanitize_text_field($this->get_gateway_title());
+		if ($this->is_renewal() || !$this->is_parent()) {
 
-			$_note = wp_sprintf( __( 'Renewed via %s', 'invoicing' ), $gateway );
-			$_note = $_note . empty( $note ) ? '' : " ($note)";
+			$_note = wp_sprintf(__('Renewed via %s', 'invoicing'), $gateway);
+			$_note = $_note . empty($note) ? '' : " ($note)";
 
-			if ( 'none' == $this->get_gateway() ) {
+			if ('none' == $this->get_gateway()) {
 				$_note = $note;
 			}
 
-			$this->set_status( 'wpi-renewal', $_note );
+			$this->set_status('wpi-renewal', $_note);
 
 		} else {
 
-			$_note = wp_sprintf( __( 'Paid via %s', 'invoicing' ), $gateway );
-			$_note = $_note . empty( $note ) ? '' : " ($note)";
+			$_note = wp_sprintf(__('Paid via %s', 'invoicing'), $gateway);
+			$_note = $_note . empty($note) ? '' : " ($note)";
 
-			if ( 'none' == $this->get_gateway() ) {
+			if ('none' == $this->get_gateway()) {
 				$_note = $note;
 			}
 
-			$this->set_status( 'publish', $_note );
+			$this->set_status('publish', $_note);
 
 		}
 
 		// Set checkout mode.
-		$mode = wpinv_is_test_mode( $this->get_gateway() ) ? 'test' : 'live';
-		$this->set_mode( $mode );
+		$mode = wpinv_is_test_mode($this->get_gateway()) ? 'test' : 'live';
+		$this->set_mode($mode);
 
 		// Save the invoice.
         $this->save();
@@ -4029,9 +4029,9 @@ 
      * Clears the subscription's cache.
      */
     public function clear_cache() {
-		wp_cache_delete( $this->get_key(), 'getpaid_invoice_keys_to_invoice_ids' );
-		wp_cache_delete( $this->get_number(), 'getpaid_invoice_numbers_to_invoice_ids' );
-		wp_cache_delete( $this->get_transaction_id(), 'getpaid_invoice_transaction_ids_to_invoice_ids' );
+		wp_cache_delete($this->get_key(), 'getpaid_invoice_keys_to_invoice_ids');
+		wp_cache_delete($this->get_number(), 'getpaid_invoice_numbers_to_invoice_ids');
+		wp_cache_delete($this->get_transaction_id(), 'getpaid_invoice_transaction_ids_to_invoice_ids');
 	}
 
 }

includes/admin/class-getpaid-admin.php

Indentation +603 added lines, -603 removed lines

@@ -14,91 +14,91 @@ 
 class GetPaid_Admin {
 
     /**
-	 * Local path to this plugins admin directory
-	 *
-	 * @var         string
-	 */
-	public $admin_path;
-
-	/**
-	 * Web path to this plugins admin directory
-	 *
-	 * @var         string
-	 */
-	public $admin_url;
+     * Local path to this plugins admin directory
+     *
+     * @var         string
+     */
+    public $admin_path;
+
+    /**
+     * Web path to this plugins admin directory
+     *
+     * @var         string
+     */
+    public $admin_url;
 	
-	/**
-	 * Reports components.
-	 *
-	 * @var GetPaid_Reports
-	 */
+    /**
+     * Reports components.
+     *
+     * @var GetPaid_Reports
+     */
     public $reports;
 
     /**
-	 * Class constructor.
-	 */
-	public function __construct(){
+     * Class constructor.
+     */
+    public function __construct(){
 
         $this->admin_path  = plugin_dir_path( __FILE__ );
-		$this->admin_url   = plugins_url( '/', __FILE__ );
-		$this->reports     = new GetPaid_Reports();
+        $this->admin_url   = plugins_url( '/', __FILE__ );
+        $this->reports     = new GetPaid_Reports();
 
         if ( is_admin() ) {
-			$this->init_admin_hooks();
+            $this->init_admin_hooks();
         }
 
     }
 
     /**
-	 * Init action and filter hooks
-	 *
-	 */
-	private function init_admin_hooks() {
+     * Init action and filter hooks
+     *
+     */
+    private function init_admin_hooks() {
         add_action( 'admin_enqueue_scripts', array( $this, 'enqeue_scripts' ), 9 );
         add_filter( 'admin_body_class', array( $this, 'admin_body_class' ) );
         add_action( 'admin_init', array( $this, 'init_ayecode_connect_helper' ) );
         add_action( 'admin_init', array( $this, 'activation_redirect') );
         add_action( 'admin_init', array( $this, 'maybe_do_admin_action') );
-		add_action( 'admin_notices', array( $this, 'show_notices' ) );
-		add_action( 'getpaid_authenticated_admin_action_rate_plugin', array( $this, 'redirect_to_wordpress_rating_page' ) );
-		add_action( 'getpaid_authenticated_admin_action_duplicate_form', array( $this, 'duplicate_payment_form' ) );
-		add_action( 'getpaid_authenticated_admin_action_duplicate_invoice', array( $this, 'duplicate_invoice' ) );
-		add_action( 'getpaid_authenticated_admin_action_send_invoice', array( $this, 'send_customer_invoice' ) );
-		add_action( 'getpaid_authenticated_admin_action_send_invoice_reminder', array( $this, 'send_customer_payment_reminder' ) );
+        add_action( 'admin_notices', array( $this, 'show_notices' ) );
+        add_action( 'getpaid_authenticated_admin_action_rate_plugin', array( $this, 'redirect_to_wordpress_rating_page' ) );
+        add_action( 'getpaid_authenticated_admin_action_duplicate_form', array( $this, 'duplicate_payment_form' ) );
+        add_action( 'getpaid_authenticated_admin_action_duplicate_invoice', array( $this, 'duplicate_invoice' ) );
+        add_action( 'getpaid_authenticated_admin_action_send_invoice', array( $this, 'send_customer_invoice' ) );
+        add_action( 'getpaid_authenticated_admin_action_send_invoice_reminder', array( $this, 'send_customer_payment_reminder' ) );
         add_action( 'getpaid_authenticated_admin_action_reset_tax_rates', array( $this, 'admin_reset_tax_rates' ) );
-		add_action( 'getpaid_authenticated_admin_action_create_missing_pages', array( $this, 'admin_create_missing_pages' ) );
-		add_action( 'getpaid_authenticated_admin_action_create_missing_tables', array( $this, 'admin_create_missing_tables' ) );
-		add_action( 'getpaid_authenticated_admin_action_migrate_old_invoices', array( $this, 'admin_migrate_old_invoices' ) );
-		add_action( 'getpaid_authenticated_admin_action_download_customers', array( $this, 'admin_download_customers' ) );
-		add_action( 'getpaid_authenticated_admin_action_recalculate_discounts', array( $this, 'admin_recalculate_discounts' ) );
-		add_action( 'getpaid_authenticated_admin_action_install_plugin', array( $this, 'admin_install_plugin' ) );
-		add_action( 'getpaid_authenticated_admin_action_connect_gateway', array( $this, 'admin_connect_gateway' ) );
-		add_filter( 'admin_footer_text', array( $this, 'admin_footer_text' ) );
-		do_action( 'getpaid_init_admin_hooks', $this );
-
-		// Setup/welcome
-		if ( ! empty( $_GET['page'] ) ) {
-			switch ( $_GET['page'] ) {
-				case 'gp-setup' :
-					include_once( dirname( __FILE__ ) . '/class-getpaid-admin-setup-wizard.php' );
-					break;
-			}
-		}
-
-    }
-
-    /**
-	 * Register admin scripts
-	 *
-	 */
-	public function enqeue_scripts() {
+        add_action( 'getpaid_authenticated_admin_action_create_missing_pages', array( $this, 'admin_create_missing_pages' ) );
+        add_action( 'getpaid_authenticated_admin_action_create_missing_tables', array( $this, 'admin_create_missing_tables' ) );
+        add_action( 'getpaid_authenticated_admin_action_migrate_old_invoices', array( $this, 'admin_migrate_old_invoices' ) );
+        add_action( 'getpaid_authenticated_admin_action_download_customers', array( $this, 'admin_download_customers' ) );
+        add_action( 'getpaid_authenticated_admin_action_recalculate_discounts', array( $this, 'admin_recalculate_discounts' ) );
+        add_action( 'getpaid_authenticated_admin_action_install_plugin', array( $this, 'admin_install_plugin' ) );
+        add_action( 'getpaid_authenticated_admin_action_connect_gateway', array( $this, 'admin_connect_gateway' ) );
+        add_filter( 'admin_footer_text', array( $this, 'admin_footer_text' ) );
+        do_action( 'getpaid_init_admin_hooks', $this );
+
+        // Setup/welcome
+        if ( ! empty( $_GET['page'] ) ) {
+            switch ( $_GET['page'] ) {
+                case 'gp-setup' :
+                    include_once( dirname( __FILE__ ) . '/class-getpaid-admin-setup-wizard.php' );
+                    break;
+            }
+        }
+
+    }
+
+    /**
+     * Register admin scripts
+     *
+     */
+    public function enqeue_scripts() {
         global $current_screen, $pagenow;
 
-		$page    = isset( $_GET['page'] ) ? $_GET['page'] : '';
-		$editing = $pagenow == 'post.php' || $pagenow == 'post-new.php';
+        $page    = isset( $_GET['page'] ) ? $_GET['page'] : '';
+        $editing = $pagenow == 'post.php' || $pagenow == 'post-new.php';
 
         if ( ! empty( $current_screen->post_type ) ) {
-			$page = $current_screen->post_type;
+            $page = $current_screen->post_type;
         }
 
         // General styles.
@@ -119,54 +119,54 @@ 
         }
 
         // Payment form scripts.
-		if ( 'wpi_payment_form' == $page && $editing ) {
+        if ( 'wpi_payment_form' == $page && $editing ) {
             $this->load_payment_form_scripts();
         }
 
-		if ( $page == 'wpinv-subscriptions' ) {
-			wp_enqueue_script( 'postbox' );
-		}
+        if ( $page == 'wpinv-subscriptions' ) {
+            wp_enqueue_script( 'postbox' );
+        }
 
     }
 
     /**
-	 * Returns admin js translations.
-	 *
-	 */
-	protected function get_admin_i18() {
+     * Returns admin js translations.
+     *
+     */
+    protected function get_admin_i18() {
         global $post;
 
-		$date_range = array(
-			'period' => isset( $_GET['date_range'] ) ? sanitize_text_field( $_GET['date_range'] ) : '7_days'
-		);
+        $date_range = array(
+            'period' => isset( $_GET['date_range'] ) ? sanitize_text_field( $_GET['date_range'] ) : '7_days'
+        );
 
-		if ( $date_range['period'] == 'custom' ) {
+        if ( $date_range['period'] == 'custom' ) {
 			
-			if ( isset( $_GET['from'] ) ) {
-				$date_range[ 'after' ] = date( 'Y-m-d', strtotime( sanitize_text_field( $_GET['from'] ), current_time( 'timestamp' ) ) - DAY_IN_SECONDS );
-			}
+            if ( isset( $_GET['from'] ) ) {
+                $date_range[ 'after' ] = date( 'Y-m-d', strtotime( sanitize_text_field( $_GET['from'] ), current_time( 'timestamp' ) ) - DAY_IN_SECONDS );
+            }
 
-			if ( isset( $_GET['to'] ) ) {
-				$date_range[ 'before' ] = date( 'Y-m-d', strtotime( sanitize_text_field( $_GET['to'] ), current_time( 'timestamp' ) ) + DAY_IN_SECONDS );
-			}
+            if ( isset( $_GET['to'] ) ) {
+                $date_range[ 'before' ] = date( 'Y-m-d', strtotime( sanitize_text_field( $_GET['to'] ), current_time( 'timestamp' ) ) + DAY_IN_SECONDS );
+            }
 
-		}
+        }
 
         $i18n = array(
             'ajax_url'                  => admin_url( 'admin-ajax.php' ),
             'post_ID'                   => isset( $post->ID ) ? $post->ID : '',
-			'wpinv_nonce'               => wp_create_nonce( 'wpinv-nonce' ),
-			'rest_nonce'                => wp_create_nonce( 'wp_rest' ),
-			'rest_root'                 => esc_url_raw( rest_url() ),
-			'date_range'                => $date_range,
+            'wpinv_nonce'               => wp_create_nonce( 'wpinv-nonce' ),
+            'rest_nonce'                => wp_create_nonce( 'wp_rest' ),
+            'rest_root'                 => esc_url_raw( rest_url() ),
+            'date_range'                => $date_range,
             'add_invoice_note_nonce'    => wp_create_nonce( 'add-invoice-note' ),
             'delete_invoice_note_nonce' => wp_create_nonce( 'delete-invoice-note' ),
             'invoice_item_nonce'        => wp_create_nonce( 'invoice-item' ),
             'billing_details_nonce'     => wp_create_nonce( 'get-billing-details' ),
             'tax'                       => wpinv_tax_amount(),
             'discount'                  => 0,
-			'currency_symbol'           => wpinv_currency_symbol(),
-			'currency'                  => wpinv_get_currency(),
+            'currency_symbol'           => wpinv_currency_symbol(),
+            'currency'                  => wpinv_get_currency(),
             'currency_pos'              => wpinv_currency_position(),
             'thousand_sep'              => wpinv_thousands_separator(),
             'decimal_sep'               => wpinv_decimal_separator(),
@@ -186,119 +186,119 @@ 
             'item_description'          => __( 'Item Description', 'invoicing' ),
             'invoice_description'       => __( 'Invoice Description', 'invoicing' ),
             'discount_description'      => __( 'Discount Description', 'invoicing' ),
-			'searching'                 => __( 'Searching', 'invoicing' ),
-			'loading'                   => __( 'Loading...', 'invoicing' ),
-			'search_customers'          => __( 'Enter customer name or email', 'invoicing' ),
-			'search_items'              => __( 'Enter item name', 'invoicing' ),
-			'graphs' => array_merge( ['refunded_fees', 'refunded_items', 'refunded_subtotal', 'refunded_tax'], array_keys( wpinv_get_report_graphs() ) ),
+            'searching'                 => __( 'Searching', 'invoicing' ),
+            'loading'                   => __( 'Loading...', 'invoicing' ),
+            'search_customers'          => __( 'Enter customer name or email', 'invoicing' ),
+            'search_items'              => __( 'Enter item name', 'invoicing' ),
+            'graphs' => array_merge( ['refunded_fees', 'refunded_items', 'refunded_subtotal', 'refunded_tax'], array_keys( wpinv_get_report_graphs() ) ),
         );
 
-		if ( ! empty( $post ) && getpaid_is_invoice_post_type( $post->post_type ) ) {
+        if ( ! empty( $post ) && getpaid_is_invoice_post_type( $post->post_type ) ) {
 
-			$invoice              = new WPInv_Invoice( $post );
-			$i18n['save_invoice'] = sprintf(
-				__( 'Save %s', 'invoicing' ),
-				ucfirst( $invoice->get_invoice_quote_type() )
-			);
+            $invoice              = new WPInv_Invoice( $post );
+            $i18n['save_invoice'] = sprintf(
+                __( 'Save %s', 'invoicing' ),
+                ucfirst( $invoice->get_invoice_quote_type() )
+            );
 
-			$i18n['invoice_description'] = sprintf(
-				__( '%s Description', 'invoicing' ),
-				ucfirst( $invoice->get_invoice_quote_type() )
-			);
+            $i18n['invoice_description'] = sprintf(
+                __( '%s Description', 'invoicing' ),
+                ucfirst( $invoice->get_invoice_quote_type() )
+            );
 
-		}
-		return $i18n;
-	}
+        }
+        return $i18n;
+    }
 
-	/**
-	 * Change the admin footer text on GetPaid admin pages.
-	 *
-	 * @since  2.0.0
-	 * @param  string $footer_text
-	 * @return string
-	 */
-	public function admin_footer_text( $footer_text ) {
-		global $current_screen;
+    /**
+     * Change the admin footer text on GetPaid admin pages.
+     *
+     * @since  2.0.0
+     * @param  string $footer_text
+     * @return string
+     */
+    public function admin_footer_text( $footer_text ) {
+        global $current_screen;
 
-		$page    = isset( $_GET['page'] ) ? $_GET['page'] : '';
+        $page    = isset( $_GET['page'] ) ? $_GET['page'] : '';
 
         if ( ! empty( $current_screen->post_type ) ) {
-			$page = $current_screen->post_type;
+            $page = $current_screen->post_type;
         }
 
         // General styles.
         if ( apply_filters( 'getpaid_display_admin_footer_text', wpinv_current_user_can_manage_invoicing() ) && false !== stripos( $page, 'wpi' ) ) {
 
-			// Change the footer text
-			if ( ! get_user_meta( get_current_user_id(), 'getpaid_admin_footer_text_rated', true ) ) {
-
-				$rating_url  = esc_url(
-					wp_nonce_url(
-						admin_url( 'admin.php?page=wpinv-reports&getpaid-admin-action=rate_plugin' ),
-						'getpaid-nonce',
-						'getpaid-nonce'
-						)
-				);
-
-				$footer_text = sprintf(
-					/* translators: %s: five stars */
-					__( 'If you like <strong>GetPaid</strong>, please leave us a %s rating. A huge thanks in advance!', 'invoicing' ),
-					"<a href='$rating_url'>&#9733;&#9733;&#9733;&#9733;&#9733;</a>"
-				);
-
-			} else {
-
-				$footer_text = sprintf(
-					/* translators: %s: GetPaid */
-					__( 'Thank you for using %s!', 'invoicing' ),
-					"<a href='https://wpgetpaid.com/' target='_blank'><strong>GetPaid</strong></a>"
-				);
-
-			}
-
-		}
-
-		return $footer_text;
-	}
-
-	/**
-	 * Redirects to wp.org to rate the plugin.
-	 *
-	 * @since  2.0.0
-	 */
-	public function redirect_to_wordpress_rating_page() {
-		update_user_meta( get_current_user_id(), 'getpaid_admin_footer_text_rated', 1 );
-		wp_redirect( 'https://wordpress.org/support/plugin/invoicing/reviews?rate=5#new-post' );
-		exit;
-	}
-
-    /**
-	 * Loads payment form js.
-	 *
-	 */
-	protected function load_payment_form_scripts() {
+            // Change the footer text
+            if ( ! get_user_meta( get_current_user_id(), 'getpaid_admin_footer_text_rated', true ) ) {
+
+                $rating_url  = esc_url(
+                    wp_nonce_url(
+                        admin_url( 'admin.php?page=wpinv-reports&getpaid-admin-action=rate_plugin' ),
+                        'getpaid-nonce',
+                        'getpaid-nonce'
+                        )
+                );
+
+                $footer_text = sprintf(
+                    /* translators: %s: five stars */
+                    __( 'If you like <strong>GetPaid</strong>, please leave us a %s rating. A huge thanks in advance!', 'invoicing' ),
+                    "<a href='$rating_url'>&#9733;&#9733;&#9733;&#9733;&#9733;</a>"
+                );
+
+            } else {
+
+                $footer_text = sprintf(
+                    /* translators: %s: GetPaid */
+                    __( 'Thank you for using %s!', 'invoicing' ),
+                    "<a href='https://wpgetpaid.com/' target='_blank'><strong>GetPaid</strong></a>"
+                );
+
+            }
+
+        }
+
+        return $footer_text;
+    }
+
+    /**
+     * Redirects to wp.org to rate the plugin.
+     *
+     * @since  2.0.0
+     */
+    public function redirect_to_wordpress_rating_page() {
+        update_user_meta( get_current_user_id(), 'getpaid_admin_footer_text_rated', 1 );
+        wp_redirect( 'https://wordpress.org/support/plugin/invoicing/reviews?rate=5#new-post' );
+        exit;
+    }
+
+    /**
+     * Loads payment form js.
+     *
+     */
+    protected function load_payment_form_scripts() {
         global $post;
 
         wp_enqueue_script( 'vue', WPINV_PLUGIN_URL . 'assets/js/vue/vue.min.js', array(), WPINV_VERSION );
-		wp_enqueue_script( 'sortable', WPINV_PLUGIN_URL . 'assets/js/sortable.min.js', array(), WPINV_VERSION );
-		wp_enqueue_script( 'vue_draggable', WPINV_PLUGIN_URL . 'assets/js/vue/vuedraggable.min.js', array( 'sortable', 'vue' ), WPINV_VERSION );
+        wp_enqueue_script( 'sortable', WPINV_PLUGIN_URL . 'assets/js/sortable.min.js', array(), WPINV_VERSION );
+        wp_enqueue_script( 'vue_draggable', WPINV_PLUGIN_URL . 'assets/js/vue/vuedraggable.min.js', array( 'sortable', 'vue' ), WPINV_VERSION );
 
-		$version = filemtime( WPINV_PLUGIN_DIR . 'assets/js/admin-payment-forms.js' );
-		wp_register_script( 'wpinv-admin-payment-form-script', WPINV_PLUGIN_URL . 'assets/js/admin-payment-forms.js', array( 'wpinv-admin-script', 'vue_draggable', 'wp-hooks' ),  $version );
+        $version = filemtime( WPINV_PLUGIN_DIR . 'assets/js/admin-payment-forms.js' );
+        wp_register_script( 'wpinv-admin-payment-form-script', WPINV_PLUGIN_URL . 'assets/js/admin-payment-forms.js', array( 'wpinv-admin-script', 'vue_draggable', 'wp-hooks' ),  $version );
 
-		wp_localize_script(
+        wp_localize_script(
             'wpinv-admin-payment-form-script',
             'wpinvPaymentFormAdmin',
             array(
-				'elements'      => wpinv_get_data( 'payment-form-elements' ),
-				'form_elements' => getpaid_get_payment_form_elements( $post->ID ),
-				'currency'      => wpinv_currency_symbol(),
-				'position'      => wpinv_currency_position(),
-				'decimals'      => (int) wpinv_decimals(),
-				'thousands_sep' => wpinv_thousands_separator(),
-				'decimals_sep'  => wpinv_decimal_separator(),
-				'form_items'    => gepaid_get_form_items( $post->ID ),
-				'is_default'    => $post->ID == wpinv_get_default_payment_form(),
+                'elements'      => wpinv_get_data( 'payment-form-elements' ),
+                'form_elements' => getpaid_get_payment_form_elements( $post->ID ),
+                'currency'      => wpinv_currency_symbol(),
+                'position'      => wpinv_currency_position(),
+                'decimals'      => (int) wpinv_decimals(),
+                'thousands_sep' => wpinv_thousands_separator(),
+                'decimals_sep'  => wpinv_decimal_separator(),
+                'form_items'    => gepaid_get_form_items( $post->ID ),
+                'is_default'    => $post->ID == wpinv_get_default_payment_form(),
             )
         );
 
@@ -307,20 +307,20 @@ 
     }
 
     /**
-	 * Add our classes to admin pages.
+     * Add our classes to admin pages.
      *
      * @param string $classes
      * @return string
-	 *
-	 */
+     *
+     */
     public function admin_body_class( $classes ) {
-		global $pagenow, $post, $current_screen;
+        global $pagenow, $post, $current_screen;
 
 
         $page = isset( $_GET['page'] ) ? $_GET['page'] : '';
 
         if ( ! empty( $current_screen->post_type ) ) {
-			$page = $current_screen->post_type;
+            $page = $current_screen->post_type;
         }
 
         if ( false !== stripos( $page, 'wpi' ) ) {
@@ -329,68 +329,68 @@ 
 
         if ( in_array( $page, wpinv_parse_list( 'wpi_invoice wpi_payment_form wpi_quote' ) ) ) {
             $classes .= ' wpinv-cpt wpinv';
-		}
+        }
 		
-		if ( getpaid_is_invoice_post_type( $page ) ) {
+        if ( getpaid_is_invoice_post_type( $page ) ) {
             $classes .= ' getpaid-is-invoice-cpt';
         }
 
-		return $classes;
+        return $classes;
     }
 
     /**
-	 * Maybe show the AyeCode Connect Notice.
-	 */
-	public function init_ayecode_connect_helper(){
+     * Maybe show the AyeCode Connect Notice.
+     */
+    public function init_ayecode_connect_helper(){
 
-		// Register with the deactivation survey class.
-		AyeCode_Deactivation_Survey::instance(array(
-			'slug'		        => 'invoicing',
-			'version'	        => WPINV_VERSION,
-			'support_url'       => 'https://wpgetpaid.com/support/',
-			'documentation_url' => 'https://docs.wpgetpaid.com/',
-			'activated'         => (int) get_option( 'gepaid_installed_on' ),
-		));
+        // Register with the deactivation survey class.
+        AyeCode_Deactivation_Survey::instance(array(
+            'slug'		        => 'invoicing',
+            'version'	        => WPINV_VERSION,
+            'support_url'       => 'https://wpgetpaid.com/support/',
+            'documentation_url' => 'https://docs.wpgetpaid.com/',
+            'activated'         => (int) get_option( 'gepaid_installed_on' ),
+        ));
 
         new AyeCode_Connect_Helper(
             array(
-				'connect_title' => __("WP Invoicing - an AyeCode product!","invoicing"),
-				'connect_external'  => __( "Please confirm you wish to connect your site?","invoicing" ),
-				'connect'           => sprintf( __( "<strong>Have a license?</strong> Forget about entering license keys or downloading zip files, connect your site for instant access. %slearn more%s","invoicing" ),"<a href='https://ayecode.io/introducing-ayecode-connect/' target='_blank'>","</a>" ),
-				'connect_button'    => __("Connect Site","invoicing"),
-				'connecting_button'    => __("Connecting...","invoicing"),
-				'error_localhost'   => __( "This service will only work with a live domain, not a localhost.","invoicing" ),
-				'error'             => __( "Something went wrong, please refresh and try again.","invoicing" ),
+                'connect_title' => __("WP Invoicing - an AyeCode product!","invoicing"),
+                'connect_external'  => __( "Please confirm you wish to connect your site?","invoicing" ),
+                'connect'           => sprintf( __( "<strong>Have a license?</strong> Forget about entering license keys or downloading zip files, connect your site for instant access. %slearn more%s","invoicing" ),"<a href='https://ayecode.io/introducing-ayecode-connect/' target='_blank'>","</a>" ),
+                'connect_button'    => __("Connect Site","invoicing"),
+                'connecting_button'    => __("Connecting...","invoicing"),
+                'error_localhost'   => __( "This service will only work with a live domain, not a localhost.","invoicing" ),
+                'error'             => __( "Something went wrong, please refresh and try again.","invoicing" ),
             ),
             array( 'wpi-addons' )
         );
 
     }
 
-	/**
-	 * Redirect users to settings on activation.
-	 *
-	 * @return void
-	 */
-	public function activation_redirect() {
+    /**
+     * Redirect users to settings on activation.
+     *
+     * @return void
+     */
+    public function activation_redirect() {
 
-		$redirected = get_option( 'wpinv_redirected_to_settings' );
+        $redirected = get_option( 'wpinv_redirected_to_settings' );
 
-		if ( ! empty( $redirected ) || wp_doing_ajax() || ! current_user_can( 'manage_options' ) ) {
-			return;
-		}
+        if ( ! empty( $redirected ) || wp_doing_ajax() || ! current_user_can( 'manage_options' ) ) {
+            return;
+        }
 
-		// Bail if activating from network, or bulk
-		if ( is_network_admin() || isset( $_GET['activate-multi'] ) ) {
-			return;
-		}
+        // Bail if activating from network, or bulk
+        if ( is_network_admin() || isset( $_GET['activate-multi'] ) ) {
+            return;
+        }
 
-	    update_option( 'wpinv_redirected_to_settings', 1 );
+        update_option( 'wpinv_redirected_to_settings', 1 );
 
         wp_safe_redirect( admin_url( 'index.php?page=gp-setup' ) );
         exit;
 
-	}
+    }
 
     /**
      * Fires an admin action after verifying that a user can fire them.
@@ -404,532 +404,532 @@ 
 
     }
 
-	/**
+    /**
      * Duplicate invoice.
-	 * 
-	 * @param array $args
+     * 
+     * @param array $args
      */
     public function duplicate_invoice( $args ) {
 
-		if ( empty( $args['invoice_id'] ) ) {
-			return;
-		}
+        if ( empty( $args['invoice_id'] ) ) {
+            return;
+        }
 
-		$invoice = new WPInv_Invoice( (int) $args['invoice_id'] );
+        $invoice = new WPInv_Invoice( (int) $args['invoice_id'] );
 
-		if ( ! $invoice->exists() ) {
-			return;
-		}
+        if ( ! $invoice->exists() ) {
+            return;
+        }
 
-		$new_invoice = getpaid_duplicate_invoice( $invoice );
-		$new_invoice->save();
+        $new_invoice = getpaid_duplicate_invoice( $invoice );
+        $new_invoice->save();
 
-		if ( $new_invoice->exists() ) {
+        if ( $new_invoice->exists() ) {
 
-			getpaid_admin()->show_success( __( 'Invoice duplicated successfully.', 'newsletter-optin-box' ) );
+            getpaid_admin()->show_success( __( 'Invoice duplicated successfully.', 'newsletter-optin-box' ) );
 
-			wp_safe_redirect(
-				add_query_arg(
-					array(
-						'action' => 'edit',
-						'post' => $new_invoice->get_id(),
-					),
-					admin_url( 'post.php' )
-				)
-			);
-			exit;
+            wp_safe_redirect(
+                add_query_arg(
+                    array(
+                        'action' => 'edit',
+                        'post' => $new_invoice->get_id(),
+                    ),
+                    admin_url( 'post.php' )
+                )
+            );
+            exit;
 
-		}
+        }
 
-		getpaid_admin()->show_error( __( 'There was an error duplicating this invoice. Please try again.', 'newsletter-optin-box' ) );
+        getpaid_admin()->show_error( __( 'There was an error duplicating this invoice. Please try again.', 'newsletter-optin-box' ) );
 
-	}
+    }
 
-	/**
+    /**
      * Sends a payment reminder to a customer.
-	 * 
-	 * @param array $args
+     * 
+     * @param array $args
      */
     public function duplicate_payment_form( $args ) {
 
-		if ( empty( $args['form_id'] ) ) {
-			return;
-		}
-
-		$form = new GetPaid_Payment_Form( (int) $args['form_id'] );
+        if ( empty( $args['form_id'] ) ) {
+            return;
+        }
 
-		if ( ! $form->exists() ) {
-			return;
-		}
+        $form = new GetPaid_Payment_Form( (int) $args['form_id'] );
 
-		$new_form = new GetPaid_Payment_Form();
-		$new_form->set_author( $form->get_author( 'edit' ) );
-		$new_form->set_name( $form->get_name( 'edit' ) . __( '(copy)', 'invoicing' ) );
-		$new_form->set_elements( $form->get_elements( 'edit' ) );
-		$new_form->set_items( $form->get_items( 'edit' ) );
-		$new_form->save();
+        if ( ! $form->exists() ) {
+            return;
+        }
 
-		if ( $new_form->exists() ) {
-			$this->show_success( __( 'Form duplicated successfully', 'invoicing' ) );
-			$url = get_edit_post_link( $new_form->get_id(), 'edit' );
-		} else {
-			$this->show_error( __( 'Unable to duplicate form', 'invoicing' ) );
-			$url = remove_query_arg( array( 'getpaid-admin-action', 'form_id', 'getpaid-nonce' ) );
-		}
+        $new_form = new GetPaid_Payment_Form();
+        $new_form->set_author( $form->get_author( 'edit' ) );
+        $new_form->set_name( $form->get_name( 'edit' ) . __( '(copy)', 'invoicing' ) );
+        $new_form->set_elements( $form->get_elements( 'edit' ) );
+        $new_form->set_items( $form->get_items( 'edit' ) );
+        $new_form->save();
+
+        if ( $new_form->exists() ) {
+            $this->show_success( __( 'Form duplicated successfully', 'invoicing' ) );
+            $url = get_edit_post_link( $new_form->get_id(), 'edit' );
+        } else {
+            $this->show_error( __( 'Unable to duplicate form', 'invoicing' ) );
+            $url = remove_query_arg( array( 'getpaid-admin-action', 'form_id', 'getpaid-nonce' ) );
+        }
 
-		wp_redirect( $url );
-		exit;
-	}
+        wp_redirect( $url );
+        exit;
+    }
 
-	/**
+    /**
      * Sends a payment reminder to a customer.
-	 * 
-	 * @param array $args
+     * 
+     * @param array $args
      */
     public function send_customer_invoice( $args ) {
-		getpaid()->get( 'invoice_emails' )->user_invoice( new WPInv_Invoice( $args['invoice_id'] ), true );
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce', 'invoice_id' ) ) );
-		exit;
-	}
+        getpaid()->get( 'invoice_emails' )->user_invoice( new WPInv_Invoice( $args['invoice_id'] ), true );
+        wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce', 'invoice_id' ) ) );
+        exit;
+    }
 
-	/**
+    /**
      * Sends a payment reminder to a customer.
-	 * 
-	 * @param array $args
+     * 
+     * @param array $args
      */
     public function send_customer_payment_reminder( $args ) {
-		$sent = getpaid()->get( 'invoice_emails' )->force_send_overdue_notice( new WPInv_Invoice( $args['invoice_id'] ) );
+        $sent = getpaid()->get( 'invoice_emails' )->force_send_overdue_notice( new WPInv_Invoice( $args['invoice_id'] ) );
 
-		if ( $sent ) {
-			$this->show_success( __( 'Payment reminder was successfully sent to the customer', 'invoicing' ) );
-		} else {
-			$this->show_error( __( 'Could not sent payment reminder to the customer', 'invoicing' ) );
-		}
+        if ( $sent ) {
+            $this->show_success( __( 'Payment reminder was successfully sent to the customer', 'invoicing' ) );
+        } else {
+            $this->show_error( __( 'Could not sent payment reminder to the customer', 'invoicing' ) );
+        }
 
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce', 'invoice_id' ) ) );
-		exit;
-	}
+        wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce', 'invoice_id' ) ) );
+        exit;
+    }
 
-	/**
+    /**
      * Resets tax rates.
-	 * 
+     * 
      */
     public function admin_reset_tax_rates() {
 
-		update_option( 'wpinv_tax_rates', wpinv_get_data( 'tax-rates' ) );
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
-		exit;
+        update_option( 'wpinv_tax_rates', wpinv_get_data( 'tax-rates' ) );
+        wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
+        exit;
 
-	}
+    }
 
-	/**
+    /**
      * Resets admin pages.
-	 * 
+     * 
      */
     public function admin_create_missing_pages() {
-		$installer = new GetPaid_Installer();
-		$installer->create_pages();
-		$this->show_success( __( 'GetPaid pages updated.', 'invoicing' ) );
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
-		exit;
-	}
-
-	/**
+        $installer = new GetPaid_Installer();
+        $installer->create_pages();
+        $this->show_success( __( 'GetPaid pages updated.', 'invoicing' ) );
+        wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
+        exit;
+    }
+
+    /**
      * Creates an missing admin tables.
-	 * 
+     * 
      */
     public function admin_create_missing_tables() {
-		global $wpdb;
-		$installer = new GetPaid_Installer();
+        global $wpdb;
+        $installer = new GetPaid_Installer();
 
-		if ( $wpdb->get_var( "SHOW TABLES LIKE '{$wpdb->prefix}wpinv_subscriptions'" ) != $wpdb->prefix . 'wpinv_subscriptions' ) {
-			$installer->create_subscriptions_table();
+        if ( $wpdb->get_var( "SHOW TABLES LIKE '{$wpdb->prefix}wpinv_subscriptions'" ) != $wpdb->prefix . 'wpinv_subscriptions' ) {
+            $installer->create_subscriptions_table();
 
-			if ( $wpdb->last_error !== '' ) {
-				$this->show_error( __( 'Your GetPaid tables have been updated:', 'invoicing' ) . ' ' . $wpdb->last_error );
-			}
-		}
+            if ( $wpdb->last_error !== '' ) {
+                $this->show_error( __( 'Your GetPaid tables have been updated:', 'invoicing' ) . ' ' . $wpdb->last_error );
+            }
+        }
 
-		if ( $wpdb->get_var( "SHOW TABLES LIKE '{$wpdb->prefix}getpaid_invoices'" ) != $wpdb->prefix . 'getpaid_invoices' ) {
-			$installer->create_invoices_table();
+        if ( $wpdb->get_var( "SHOW TABLES LIKE '{$wpdb->prefix}getpaid_invoices'" ) != $wpdb->prefix . 'getpaid_invoices' ) {
+            $installer->create_invoices_table();
 
-			if ( $wpdb->last_error !== '' ) {
-				$this->show_error( __( 'Your GetPaid tables have been updated:', 'invoicing' ) . ' ' . $wpdb->last_error );
-			}
-		}
+            if ( $wpdb->last_error !== '' ) {
+                $this->show_error( __( 'Your GetPaid tables have been updated:', 'invoicing' ) . ' ' . $wpdb->last_error );
+            }
+        }
 
-		if ( $wpdb->get_var( "SHOW TABLES LIKE '{$wpdb->prefix}getpaid_invoice_items'" ) != $wpdb->prefix . 'getpaid_invoice_items' ) {
-			$installer->create_invoice_items_table();
+        if ( $wpdb->get_var( "SHOW TABLES LIKE '{$wpdb->prefix}getpaid_invoice_items'" ) != $wpdb->prefix . 'getpaid_invoice_items' ) {
+            $installer->create_invoice_items_table();
 
-			if ( $wpdb->last_error !== '' ) {
-				$this->show_error( __( 'Your GetPaid tables have been updated:', 'invoicing' ) . ' ' . $wpdb->last_error );
-			}
-		}
+            if ( $wpdb->last_error !== '' ) {
+                $this->show_error( __( 'Your GetPaid tables have been updated:', 'invoicing' ) . ' ' . $wpdb->last_error );
+            }
+        }
 
-		if ( ! $this->has_notices() ) {
-			$this->show_success( __( 'Your GetPaid tables have been updated.', 'invoicing' ) );
-		}
+        if ( ! $this->has_notices() ) {
+            $this->show_success( __( 'Your GetPaid tables have been updated.', 'invoicing' ) );
+        }
 
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
-		exit;
-	}
+        wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
+        exit;
+    }
 
-	/**
+    /**
      * Migrates old invoices to the new database tables.
-	 * 
+     * 
      */
     public function admin_migrate_old_invoices() {
 
-		// Migrate the invoices.
-		$installer = new GetPaid_Installer();
-		$installer->migrate_old_invoices();
+        // Migrate the invoices.
+        $installer = new GetPaid_Installer();
+        $installer->migrate_old_invoices();
 
-		// Show an admin message.
-		$this->show_success( __( 'Your invoices have been migrated.', 'invoicing' ) );
+        // Show an admin message.
+        $this->show_success( __( 'Your invoices have been migrated.', 'invoicing' ) );
 
-		// Redirect the admin.
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
-		exit;
+        // Redirect the admin.
+        wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
+        exit;
 
-	}
+    }
 
-	/**
+    /**
      * Download customers.
-	 * 
+     * 
      */
     public function admin_download_customers() {
-		global $wpdb;
+        global $wpdb;
 
-		$output = fopen( 'php://output', 'w' ) or die( __( 'Unsupported server', 'invoicing' ) );
+        $output = fopen( 'php://output', 'w' ) or die( __( 'Unsupported server', 'invoicing' ) );
 
-		header( "Content-Type:text/csv" );
-		header( "Content-Disposition:attachment;filename=customers.csv" );
+        header( "Content-Type:text/csv" );
+        header( "Content-Disposition:attachment;filename=customers.csv" );
 
-		$post_types = '';
+        $post_types = '';
 
-		foreach ( array_keys( getpaid_get_invoice_post_types() ) as $post_type ) {
-			$post_types .= $wpdb->prepare( "post_type=%s OR ", $post_type );
-		}
+        foreach ( array_keys( getpaid_get_invoice_post_types() ) as $post_type ) {
+            $post_types .= $wpdb->prepare( "post_type=%s OR ", $post_type );
+        }
 
-		$post_types = rtrim( $post_types, ' OR' );
+        $post_types = rtrim( $post_types, ' OR' );
 
-		$customers = $wpdb->get_col(
-			$wpdb->prepare(
-				"SELECT DISTINCT( post_author ) FROM $wpdb->posts WHERE $post_types"
-			)
-		);
+        $customers = $wpdb->get_col(
+            $wpdb->prepare(
+                "SELECT DISTINCT( post_author ) FROM $wpdb->posts WHERE $post_types"
+            )
+        );
 
-		$columns = array(
-			'name'     => __( 'Name', 'invoicing' ),
-			'email'    => __( 'Email', 'invoicing' ),
-			'country'  => __( 'Country', 'invoicing' ),
-			'state'    => __( 'State', 'invoicing' ),
-			'city'     => __( 'City', 'invoicing' ),
-			'zip'      => __( 'ZIP', 'invoicing' ),
-			'address'  => __( 'Address', 'invoicing' ),
-			'phone'    => __( 'Phone', 'invoicing' ),
-			'company'  => __( 'Company', 'invoicing' ),
-			'company_id'  => __( 'Company ID', 'invoicing' ),
-			'invoices' => __( 'Invoices', 'invoicing' ),
-			'total_raw' => __( 'Total Spend', 'invoicing' ),
-			'signup'   => __( 'Date created', 'invoicing' ),
-		);
+        $columns = array(
+            'name'     => __( 'Name', 'invoicing' ),
+            'email'    => __( 'Email', 'invoicing' ),
+            'country'  => __( 'Country', 'invoicing' ),
+            'state'    => __( 'State', 'invoicing' ),
+            'city'     => __( 'City', 'invoicing' ),
+            'zip'      => __( 'ZIP', 'invoicing' ),
+            'address'  => __( 'Address', 'invoicing' ),
+            'phone'    => __( 'Phone', 'invoicing' ),
+            'company'  => __( 'Company', 'invoicing' ),
+            'company_id'  => __( 'Company ID', 'invoicing' ),
+            'invoices' => __( 'Invoices', 'invoicing' ),
+            'total_raw' => __( 'Total Spend', 'invoicing' ),
+            'signup'   => __( 'Date created', 'invoicing' ),
+        );
 
-		// Output the csv column headers.
-		fputcsv( $output, array_values( $columns ) );
+        // Output the csv column headers.
+        fputcsv( $output, array_values( $columns ) );
 
-		// Loop through
-		$table = new WPInv_Customers_Table();
-		foreach ( $customers as $customer_id ) {
+        // Loop through
+        $table = new WPInv_Customers_Table();
+        foreach ( $customers as $customer_id ) {
 
-			$user = get_user_by( 'id', $customer_id );
-			$row  = array();
-			if ( empty( $user ) ) {
-				continue;
-			}
+            $user = get_user_by( 'id', $customer_id );
+            $row  = array();
+            if ( empty( $user ) ) {
+                continue;
+            }
 
-			foreach ( array_keys( $columns ) as $column ) {
+            foreach ( array_keys( $columns ) as $column ) {
 
-				$method = 'column_' . $column;
+                $method = 'column_' . $column;
 
-				if ( 'name' == $column ) {
-					$value = esc_html( $user->display_name );
-				} else if( 'email' == $column ) {
-					$value = sanitize_email( $user->user_email );
-				} else if ( is_callable( array( $table, $method ) ) ) {
-					$value = strip_tags( $table->$method( $user ) );
-				}
+                if ( 'name' == $column ) {
+                    $value = esc_html( $user->display_name );
+                } else if( 'email' == $column ) {
+                    $value = sanitize_email( $user->user_email );
+                } else if ( is_callable( array( $table, $method ) ) ) {
+                    $value = strip_tags( $table->$method( $user ) );
+                }
 
-				if ( empty( $value ) ) {
-					$value = esc_html( get_user_meta( $user->ID, '_wpinv_' . $column, true ) );
-				}
+                if ( empty( $value ) ) {
+                    $value = esc_html( get_user_meta( $user->ID, '_wpinv_' . $column, true ) );
+                }
 
-				$row[] = $value;
+                $row[] = $value;
 
-			}
+            }
 
-			fputcsv( $output, $row );
-		}
+            fputcsv( $output, $row );
+        }
 
-		fclose( $output );
-		exit;
+        fclose( $output );
+        exit;
 
-	}
+    }
 
-	/**
+    /**
      * Installs a plugin.
-	 *
-	 * @param array $data
+     *
+     * @param array $data
      */
     public function admin_install_plugin( $data ) {
 
-		if ( ! empty( $data['plugins'] ) ) {
-			include_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
-			wp_cache_flush();
+        if ( ! empty( $data['plugins'] ) ) {
+            include_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
+            wp_cache_flush();
 
-			foreach ( $data['plugins'] as $slug => $file ) {
-				$plugin_zip = esc_url( 'https://downloads.wordpress.org/plugin/' . $slug . '.latest-stable.zip' );
-				$upgrader   = new Plugin_Upgrader( new Automatic_Upgrader_Skin() );
-				$installed  = $upgrader->install( $plugin_zip );
+            foreach ( $data['plugins'] as $slug => $file ) {
+                $plugin_zip = esc_url( 'https://downloads.wordpress.org/plugin/' . $slug . '.latest-stable.zip' );
+                $upgrader   = new Plugin_Upgrader( new Automatic_Upgrader_Skin() );
+                $installed  = $upgrader->install( $plugin_zip );
 
-				if ( ! is_wp_error( $installed ) && $installed ) {
-					activate_plugin( $file, '', false, true );
-				} else {
-					wpinv_error_log( $upgrader->skin->get_upgrade_messages(), false );
-				}
+                if ( ! is_wp_error( $installed ) && $installed ) {
+                    activate_plugin( $file, '', false, true );
+                } else {
+                    wpinv_error_log( $upgrader->skin->get_upgrade_messages(), false );
+                }
 
-			}
+            }
 
-		}
+        }
 
-		$redirect = isset( $data['redirect'] ) ? esc_url_raw( $data['redirect'] ) : admin_url( 'plugins.php' );
-		wp_safe_redirect( $redirect );
-		exit;
+        $redirect = isset( $data['redirect'] ) ? esc_url_raw( $data['redirect'] ) : admin_url( 'plugins.php' );
+        wp_safe_redirect( $redirect );
+        exit;
 
-	}
+    }
 
-	/**
+    /**
      * Connects a gateway.
-	 *
-	 * @param array $data
+     *
+     * @param array $data
      */
     public function admin_connect_gateway( $data ) {
 
-		if ( ! empty( $data['plugin'] ) ) {
+        if ( ! empty( $data['plugin'] ) ) {
 
-			$gateway     = sanitize_key( $data['plugin'] );
-			$connect_url = apply_filters( "getpaid_get_{$gateway}_connect_url", false, $data );
+            $gateway     = sanitize_key( $data['plugin'] );
+            $connect_url = apply_filters( "getpaid_get_{$gateway}_connect_url", false, $data );
 
-			if ( ! empty( $connect_url ) ) {
-				wp_redirect( $connect_url );
-				exit;
-			}
+            if ( ! empty( $connect_url ) ) {
+                wp_redirect( $connect_url );
+                exit;
+            }
 
-			if ( 'stripe' == $data['plugin'] ) {
-				require_once ABSPATH . 'wp-admin/includes/plugin.php';
-				include_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
-				wp_cache_flush();
+            if ( 'stripe' == $data['plugin'] ) {
+                require_once ABSPATH . 'wp-admin/includes/plugin.php';
+                include_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
+                wp_cache_flush();
 
-				if ( ! array_key_exists( 'getpaid-stripe-payments/getpaid-stripe-payments.php', get_plugins() ) ) {
-					$plugin_zip = esc_url( 'https://downloads.wordpress.org/plugin/getpaid-stripe-payments.latest-stable.zip' );
-					$upgrader   = new Plugin_Upgrader( new Automatic_Upgrader_Skin() );
-					$upgrader->install( $plugin_zip );
-				}
+                if ( ! array_key_exists( 'getpaid-stripe-payments/getpaid-stripe-payments.php', get_plugins() ) ) {
+                    $plugin_zip = esc_url( 'https://downloads.wordpress.org/plugin/getpaid-stripe-payments.latest-stable.zip' );
+                    $upgrader   = new Plugin_Upgrader( new Automatic_Upgrader_Skin() );
+                    $upgrader->install( $plugin_zip );
+                }
 
-				activate_plugin( 'getpaid-stripe-payments/getpaid-stripe-payments.php', '', false, true );
-			}
+                activate_plugin( 'getpaid-stripe-payments/getpaid-stripe-payments.php', '', false, true );
+            }
 
-			$connect_url = apply_filters( "getpaid_get_{$gateway}_connect_url", false, $data );
-			if ( ! empty( $connect_url ) ) {
-				wp_redirect( $connect_url );
-				exit;
-			}
+            $connect_url = apply_filters( "getpaid_get_{$gateway}_connect_url", false, $data );
+            if ( ! empty( $connect_url ) ) {
+                wp_redirect( $connect_url );
+                exit;
+            }
 
-		}
+        }
 
-		$redirect = isset( $data['redirect'] ) ? esc_url_raw( urldecode( $data['redirect'] ) ) : admin_url( 'admin.php?page=wpinv-settings&tab=gateways' );
-		wp_safe_redirect( $redirect );
-		exit;
+        $redirect = isset( $data['redirect'] ) ? esc_url_raw( urldecode( $data['redirect'] ) ) : admin_url( 'admin.php?page=wpinv-settings&tab=gateways' );
+        wp_safe_redirect( $redirect );
+        exit;
 
-	}
+    }
 
-	/**
+    /**
      * Recalculates discounts.
-	 * 
+     * 
      */
     public function admin_recalculate_discounts() {
-		global $wpdb;
+        global $wpdb;
 
-		// Fetch all invoices that have discount codes.
-		$table    = $wpdb->prefix . 'getpaid_invoices';
-		$invoices = $wpdb->get_col( "SELECT `post_id` FROM `$table` WHERE `discount` = 0 && `discount_code` <> ''" );
+        // Fetch all invoices that have discount codes.
+        $table    = $wpdb->prefix . 'getpaid_invoices';
+        $invoices = $wpdb->get_col( "SELECT `post_id` FROM `$table` WHERE `discount` = 0 && `discount_code` <> ''" );
 
-		foreach ( $invoices as $invoice ) {
+        foreach ( $invoices as $invoice ) {
 
-			$invoice = new WPInv_Invoice( $invoice );
+            $invoice = new WPInv_Invoice( $invoice );
 
-			if ( ! $invoice->exists() ) {
-				continue;
-			}
+            if ( ! $invoice->exists() ) {
+                continue;
+            }
 
-			// Abort if the discount does not exist or does not apply here.
-			$discount = new WPInv_Discount( $invoice->get_discount_code() );
-			if ( ! $discount->exists() ) {
-				continue;
-			}
+            // Abort if the discount does not exist or does not apply here.
+            $discount = new WPInv_Discount( $invoice->get_discount_code() );
+            if ( ! $discount->exists() ) {
+                continue;
+            }
 
-			$invoice->add_discount( getpaid_calculate_invoice_discount( $invoice, $discount ) );
-			$invoice->recalculate_total();
+            $invoice->add_discount( getpaid_calculate_invoice_discount( $invoice, $discount ) );
+            $invoice->recalculate_total();
 
-			if ( $invoice->get_total_discount() > 0 ) {
-				$invoice->save();
-			}
+            if ( $invoice->get_total_discount() > 0 ) {
+                $invoice->save();
+            }
 
-		}
+        }
 
-		// Show an admin message.
-		$this->show_success( __( 'Discounts have been recalculated.', 'invoicing' ) );
+        // Show an admin message.
+        $this->show_success( __( 'Discounts have been recalculated.', 'invoicing' ) );
 
-		// Redirect the admin.
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
-		exit;
+        // Redirect the admin.
+        wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
+        exit;
 
-	}
+    }
 
     /**
-	 * Returns an array of admin notices.
-	 *
-	 * @since       1.0.19
+     * Returns an array of admin notices.
+     *
+     * @since       1.0.19
      * @return array
-	 */
-	public function get_notices() {
-		$notices = get_option( 'wpinv_admin_notices' );
+     */
+    public function get_notices() {
+        $notices = get_option( 'wpinv_admin_notices' );
         return is_array( $notices ) ? $notices : array();
-	}
+    }
 
-	/**
-	 * Checks if we have any admin notices.
-	 *
-	 * @since       2.0.4
+    /**
+     * Checks if we have any admin notices.
+     *
+     * @since       2.0.4
      * @return array
-	 */
-	public function has_notices() {
-		return count( $this->get_notices() ) > 0;
-	}
-
-	/**
-	 * Clears all admin notices
-	 *
-	 * @access      public
-	 * @since       1.0.19
-	 */
-	public function clear_notices() {
-		delete_option( 'wpinv_admin_notices' );
-	}
-
-	/**
-	 * Saves a new admin notice
-	 *
-	 * @access      public
-	 * @since       1.0.19
-	 */
-	public function save_notice( $type, $message ) {
-		$notices = $this->get_notices();
-
-		if ( empty( $notices[ $type ] ) || ! is_array( $notices[ $type ]) ) {
-			$notices[ $type ] = array();
-		}
-
-		$notices[ $type ][] = $message;
-
-		update_option( 'wpinv_admin_notices', $notices );
-	}
-
-	/**
-	 * Displays a success notice
-	 *
-	 * @param       string $msg The message to qeue.
-	 * @access      public
-	 * @since       1.0.19
-	 */
-	public function show_success( $msg ) {
-		$this->save_notice( 'success', $msg );
-	}
-
-	/**
-	 * Displays a error notice
-	 *
-	 * @access      public
-	 * @param       string $msg The message to qeue.
-	 * @since       1.0.19
-	 */
-	public function show_error( $msg ) {
-		$this->save_notice( 'error', $msg );
-	}
-
-	/**
-	 * Displays a warning notice
-	 *
-	 * @access      public
-	 * @param       string $msg The message to qeue.
-	 * @since       1.0.19
-	 */
-	public function show_warning( $msg ) {
-		$this->save_notice( 'warning', $msg );
-	}
-
-	/**
-	 * Displays a info notice
-	 *
-	 * @access      public
-	 * @param       string $msg The message to qeue.
-	 * @since       1.0.19
-	 */
-	public function show_info( $msg ) {
-		$this->save_notice( 'info', $msg );
-	}
-
-	/**
-	 * Show notices
-	 *
-	 * @access      public
-	 * @since       1.0.19
-	 */
-	public function show_notices() {
+     */
+    public function has_notices() {
+        return count( $this->get_notices() ) > 0;
+    }
+
+    /**
+     * Clears all admin notices
+     *
+     * @access      public
+     * @since       1.0.19
+     */
+    public function clear_notices() {
+        delete_option( 'wpinv_admin_notices' );
+    }
+
+    /**
+     * Saves a new admin notice
+     *
+     * @access      public
+     * @since       1.0.19
+     */
+    public function save_notice( $type, $message ) {
+        $notices = $this->get_notices();
+
+        if ( empty( $notices[ $type ] ) || ! is_array( $notices[ $type ]) ) {
+            $notices[ $type ] = array();
+        }
+
+        $notices[ $type ][] = $message;
+
+        update_option( 'wpinv_admin_notices', $notices );
+    }
+
+    /**
+     * Displays a success notice
+     *
+     * @param       string $msg The message to qeue.
+     * @access      public
+     * @since       1.0.19
+     */
+    public function show_success( $msg ) {
+        $this->save_notice( 'success', $msg );
+    }
+
+    /**
+     * Displays a error notice
+     *
+     * @access      public
+     * @param       string $msg The message to qeue.
+     * @since       1.0.19
+     */
+    public function show_error( $msg ) {
+        $this->save_notice( 'error', $msg );
+    }
+
+    /**
+     * Displays a warning notice
+     *
+     * @access      public
+     * @param       string $msg The message to qeue.
+     * @since       1.0.19
+     */
+    public function show_warning( $msg ) {
+        $this->save_notice( 'warning', $msg );
+    }
+
+    /**
+     * Displays a info notice
+     *
+     * @access      public
+     * @param       string $msg The message to qeue.
+     * @since       1.0.19
+     */
+    public function show_info( $msg ) {
+        $this->save_notice( 'info', $msg );
+    }
+
+    /**
+     * Show notices
+     *
+     * @access      public
+     * @since       1.0.19
+     */
+    public function show_notices() {
 
         $notices = $this->get_notices();
         $this->clear_notices();
 
-		foreach ( $notices as $type => $messages ) {
+        foreach ( $notices as $type => $messages ) {
 
-			if ( ! is_array( $messages ) ) {
-				continue;
-			}
+            if ( ! is_array( $messages ) ) {
+                continue;
+            }
 
             $type  = sanitize_key( $type );
-			foreach ( $messages as $message ) {
+            foreach ( $messages as $message ) {
                 $message = wp_kses_post( $message );
-				echo "<div class='notice notice-$type is-dismissible'><p>$message</p></div>";
+                echo "<div class='notice notice-$type is-dismissible'><p>$message</p></div>";
             }
 
         }
 
-		foreach ( array( 'checkout_page', 'invoice_history_page', 'success_page', 'failure_page', 'invoice_subscription_page' ) as $page ) {
-
-			if ( ! is_numeric( wpinv_get_option( $page, false ) ) ) {
-				$url     = wp_nonce_url(
-					add_query_arg( 'getpaid-admin-action', 'create_missing_pages' ),
-					'getpaid-nonce',
-					'getpaid-nonce'
-				);
-				$message  = __( 'Some GetPaid pages are missing. To use GetPaid without any issues, click the button below to generate the missing pages.', 'invoicing' );
-				$message2 = __( 'Generate Pages', 'invoicing' );
-				echo "<div class='notice notice-warning is-dismissible'><p>$message<br><br><a href='$url' class='button button-primary'>$message2</a></p></div>";
-				break;
-			}
+        foreach ( array( 'checkout_page', 'invoice_history_page', 'success_page', 'failure_page', 'invoice_subscription_page' ) as $page ) {
+
+            if ( ! is_numeric( wpinv_get_option( $page, false ) ) ) {
+                $url     = wp_nonce_url(
+                    add_query_arg( 'getpaid-admin-action', 'create_missing_pages' ),
+                    'getpaid-nonce',
+                    'getpaid-nonce'
+                );
+                $message  = __( 'Some GetPaid pages are missing. To use GetPaid without any issues, click the button below to generate the missing pages.', 'invoicing' );
+                $message2 = __( 'Generate Pages', 'invoicing' );
+                echo "<div class='notice notice-warning is-dismissible'><p>$message<br><br><a href='$url' class='button button-primary'>$message2</a></p></div>";
+                break;
+            }
 
-		}
+        }
 
-	}
+    }
 
 }

Spacing +278 added lines, -278 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * The main admin class.
@@ -37,13 +37,13 @@ 
     /**
 	 * Class constructor.
 	 */
-	public function __construct(){
+	public function __construct() {
 
-        $this->admin_path  = plugin_dir_path( __FILE__ );
-		$this->admin_url   = plugins_url( '/', __FILE__ );
+        $this->admin_path = plugin_dir_path(__FILE__);
+		$this->admin_url   = plugins_url('/', __FILE__);
 		$this->reports     = new GetPaid_Reports();
 
-        if ( is_admin() ) {
+        if (is_admin()) {
 			$this->init_admin_hooks();
         }
 
@@ -54,33 +54,33 @@ 
 	 *
 	 */
 	private function init_admin_hooks() {
-        add_action( 'admin_enqueue_scripts', array( $this, 'enqeue_scripts' ), 9 );
-        add_filter( 'admin_body_class', array( $this, 'admin_body_class' ) );
-        add_action( 'admin_init', array( $this, 'init_ayecode_connect_helper' ) );
-        add_action( 'admin_init', array( $this, 'activation_redirect') );
-        add_action( 'admin_init', array( $this, 'maybe_do_admin_action') );
-		add_action( 'admin_notices', array( $this, 'show_notices' ) );
-		add_action( 'getpaid_authenticated_admin_action_rate_plugin', array( $this, 'redirect_to_wordpress_rating_page' ) );
-		add_action( 'getpaid_authenticated_admin_action_duplicate_form', array( $this, 'duplicate_payment_form' ) );
-		add_action( 'getpaid_authenticated_admin_action_duplicate_invoice', array( $this, 'duplicate_invoice' ) );
-		add_action( 'getpaid_authenticated_admin_action_send_invoice', array( $this, 'send_customer_invoice' ) );
-		add_action( 'getpaid_authenticated_admin_action_send_invoice_reminder', array( $this, 'send_customer_payment_reminder' ) );
-        add_action( 'getpaid_authenticated_admin_action_reset_tax_rates', array( $this, 'admin_reset_tax_rates' ) );
-		add_action( 'getpaid_authenticated_admin_action_create_missing_pages', array( $this, 'admin_create_missing_pages' ) );
-		add_action( 'getpaid_authenticated_admin_action_create_missing_tables', array( $this, 'admin_create_missing_tables' ) );
-		add_action( 'getpaid_authenticated_admin_action_migrate_old_invoices', array( $this, 'admin_migrate_old_invoices' ) );
-		add_action( 'getpaid_authenticated_admin_action_download_customers', array( $this, 'admin_download_customers' ) );
-		add_action( 'getpaid_authenticated_admin_action_recalculate_discounts', array( $this, 'admin_recalculate_discounts' ) );
-		add_action( 'getpaid_authenticated_admin_action_install_plugin', array( $this, 'admin_install_plugin' ) );
-		add_action( 'getpaid_authenticated_admin_action_connect_gateway', array( $this, 'admin_connect_gateway' ) );
-		add_filter( 'admin_footer_text', array( $this, 'admin_footer_text' ) );
-		do_action( 'getpaid_init_admin_hooks', $this );
+        add_action('admin_enqueue_scripts', array($this, 'enqeue_scripts'), 9);
+        add_filter('admin_body_class', array($this, 'admin_body_class'));
+        add_action('admin_init', array($this, 'init_ayecode_connect_helper'));
+        add_action('admin_init', array($this, 'activation_redirect'));
+        add_action('admin_init', array($this, 'maybe_do_admin_action'));
+		add_action('admin_notices', array($this, 'show_notices'));
+		add_action('getpaid_authenticated_admin_action_rate_plugin', array($this, 'redirect_to_wordpress_rating_page'));
+		add_action('getpaid_authenticated_admin_action_duplicate_form', array($this, 'duplicate_payment_form'));
+		add_action('getpaid_authenticated_admin_action_duplicate_invoice', array($this, 'duplicate_invoice'));
+		add_action('getpaid_authenticated_admin_action_send_invoice', array($this, 'send_customer_invoice'));
+		add_action('getpaid_authenticated_admin_action_send_invoice_reminder', array($this, 'send_customer_payment_reminder'));
+        add_action('getpaid_authenticated_admin_action_reset_tax_rates', array($this, 'admin_reset_tax_rates'));
+		add_action('getpaid_authenticated_admin_action_create_missing_pages', array($this, 'admin_create_missing_pages'));
+		add_action('getpaid_authenticated_admin_action_create_missing_tables', array($this, 'admin_create_missing_tables'));
+		add_action('getpaid_authenticated_admin_action_migrate_old_invoices', array($this, 'admin_migrate_old_invoices'));
+		add_action('getpaid_authenticated_admin_action_download_customers', array($this, 'admin_download_customers'));
+		add_action('getpaid_authenticated_admin_action_recalculate_discounts', array($this, 'admin_recalculate_discounts'));
+		add_action('getpaid_authenticated_admin_action_install_plugin', array($this, 'admin_install_plugin'));
+		add_action('getpaid_authenticated_admin_action_connect_gateway', array($this, 'admin_connect_gateway'));
+		add_filter('admin_footer_text', array($this, 'admin_footer_text'));
+		do_action('getpaid_init_admin_hooks', $this);
 
 		// Setup/welcome
-		if ( ! empty( $_GET['page'] ) ) {
-			switch ( $_GET['page'] ) {
+		if (!empty($_GET['page'])) {
+			switch ($_GET['page']) {
 				case 'gp-setup' :
-					include_once( dirname( __FILE__ ) . '/class-getpaid-admin-setup-wizard.php' );
+					include_once(dirname(__FILE__) . '/class-getpaid-admin-setup-wizard.php');
 					break;
 			}
 		}
@@ -94,37 +94,37 @@ 
 	public function enqeue_scripts() {
         global $current_screen, $pagenow;
 
-		$page    = isset( $_GET['page'] ) ? $_GET['page'] : '';
+		$page    = isset($_GET['page']) ? $_GET['page'] : '';
 		$editing = $pagenow == 'post.php' || $pagenow == 'post-new.php';
 
-        if ( ! empty( $current_screen->post_type ) ) {
+        if (!empty($current_screen->post_type)) {
 			$page = $current_screen->post_type;
         }
 
         // General styles.
-        if ( false !== stripos( $page, 'wpi' ) || false !== stripos( $page, 'getpaid' ) || 'gp-setup' == $page || false !== stripos( $page, 'geodir-tickets' ) ) {
+        if (false !== stripos($page, 'wpi') || false !== stripos($page, 'getpaid') || 'gp-setup' == $page || false !== stripos($page, 'geodir-tickets')) {
 
             // Styles.
-            $version = filemtime( WPINV_PLUGIN_DIR . 'assets/css/admin.css' );
-            wp_enqueue_style( 'wpinv_admin_style', WPINV_PLUGIN_URL . 'assets/css/admin.css', array( 'wp-color-picker' ), $version );
-            wp_enqueue_style( 'select2', WPINV_PLUGIN_URL . 'assets/css/select2/select2.min.css', array(), '4.0.13', 'all' );
+            $version = filemtime(WPINV_PLUGIN_DIR . 'assets/css/admin.css');
+            wp_enqueue_style('wpinv_admin_style', WPINV_PLUGIN_URL . 'assets/css/admin.css', array('wp-color-picker'), $version);
+            wp_enqueue_style('select2', WPINV_PLUGIN_URL . 'assets/css/select2/select2.min.css', array(), '4.0.13', 'all');
 
             // Scripts.
-            wp_enqueue_script('select2', WPINV_PLUGIN_URL . 'assets/js/select2/select2.full.min.js', array( 'jquery' ), WPINV_VERSION );
+            wp_enqueue_script('select2', WPINV_PLUGIN_URL . 'assets/js/select2/select2.full.min.js', array('jquery'), WPINV_VERSION);
 
-            $version = filemtime( WPINV_PLUGIN_DIR . 'assets/js/admin.js' );
-            wp_enqueue_script( 'wpinv-admin-script', WPINV_PLUGIN_URL . 'assets/js/admin.js', array( 'jquery', 'wp-color-picker', 'jquery-ui-tooltip' ),  $version );
-            wp_localize_script( 'wpinv-admin-script', 'WPInv_Admin', apply_filters( 'wpinv_admin_js_localize', $this->get_admin_i18() ) );
+            $version = filemtime(WPINV_PLUGIN_DIR . 'assets/js/admin.js');
+            wp_enqueue_script('wpinv-admin-script', WPINV_PLUGIN_URL . 'assets/js/admin.js', array('jquery', 'wp-color-picker', 'jquery-ui-tooltip'), $version);
+            wp_localize_script('wpinv-admin-script', 'WPInv_Admin', apply_filters('wpinv_admin_js_localize', $this->get_admin_i18()));
 
         }
 
         // Payment form scripts.
-		if ( 'wpi_payment_form' == $page && $editing ) {
+		if ('wpi_payment_form' == $page && $editing) {
             $this->load_payment_form_scripts();
         }
 
-		if ( $page == 'wpinv-subscriptions' ) {
-			wp_enqueue_script( 'postbox' );
+		if ($page == 'wpinv-subscriptions') {
+			wp_enqueue_script('postbox');
 		}
 
     }
@@ -137,32 +137,32 @@ 
         global $post;
 
 		$date_range = array(
-			'period' => isset( $_GET['date_range'] ) ? sanitize_text_field( $_GET['date_range'] ) : '7_days'
+			'period' => isset($_GET['date_range']) ? sanitize_text_field($_GET['date_range']) : '7_days'
 		);
 
-		if ( $date_range['period'] == 'custom' ) {
+		if ($date_range['period'] == 'custom') {
 			
-			if ( isset( $_GET['from'] ) ) {
-				$date_range[ 'after' ] = date( 'Y-m-d', strtotime( sanitize_text_field( $_GET['from'] ), current_time( 'timestamp' ) ) - DAY_IN_SECONDS );
+			if (isset($_GET['from'])) {
+				$date_range['after'] = date('Y-m-d', strtotime(sanitize_text_field($_GET['from']), current_time('timestamp')) - DAY_IN_SECONDS);
 			}
 
-			if ( isset( $_GET['to'] ) ) {
-				$date_range[ 'before' ] = date( 'Y-m-d', strtotime( sanitize_text_field( $_GET['to'] ), current_time( 'timestamp' ) ) + DAY_IN_SECONDS );
+			if (isset($_GET['to'])) {
+				$date_range['before'] = date('Y-m-d', strtotime(sanitize_text_field($_GET['to']), current_time('timestamp')) + DAY_IN_SECONDS);
 			}
 
 		}
 
         $i18n = array(
-            'ajax_url'                  => admin_url( 'admin-ajax.php' ),
-            'post_ID'                   => isset( $post->ID ) ? $post->ID : '',
-			'wpinv_nonce'               => wp_create_nonce( 'wpinv-nonce' ),
-			'rest_nonce'                => wp_create_nonce( 'wp_rest' ),
-			'rest_root'                 => esc_url_raw( rest_url() ),
+            'ajax_url'                  => admin_url('admin-ajax.php'),
+            'post_ID'                   => isset($post->ID) ? $post->ID : '',
+			'wpinv_nonce'               => wp_create_nonce('wpinv-nonce'),
+			'rest_nonce'                => wp_create_nonce('wp_rest'),
+			'rest_root'                 => esc_url_raw(rest_url()),
 			'date_range'                => $date_range,
-            'add_invoice_note_nonce'    => wp_create_nonce( 'add-invoice-note' ),
-            'delete_invoice_note_nonce' => wp_create_nonce( 'delete-invoice-note' ),
-            'invoice_item_nonce'        => wp_create_nonce( 'invoice-item' ),
-            'billing_details_nonce'     => wp_create_nonce( 'get-billing-details' ),
+            'add_invoice_note_nonce'    => wp_create_nonce('add-invoice-note'),
+            'delete_invoice_note_nonce' => wp_create_nonce('delete-invoice-note'),
+            'invoice_item_nonce'        => wp_create_nonce('invoice-item'),
+            'billing_details_nonce'     => wp_create_nonce('get-billing-details'),
             'tax'                       => wpinv_tax_amount(),
             'discount'                  => 0,
 			'currency_symbol'           => wpinv_currency_symbol(),
@@ -171,39 +171,39 @@ 
             'thousand_sep'              => wpinv_thousands_separator(),
             'decimal_sep'               => wpinv_decimal_separator(),
             'decimals'                  => wpinv_decimals(),
-            'save_invoice'              => __( 'Save Invoice', 'invoicing' ),
-            'status_publish'            => wpinv_status_nicename( 'publish' ),
-            'status_pending'            => wpinv_status_nicename( 'wpi-pending' ),
-            'delete_tax_rate'           => __( 'Are you sure you wish to delete this tax rate?', 'invoicing' ),
-            'status_pending'            => wpinv_status_nicename( 'wpi-pending' ),
-            'FillBillingDetails'        => __( 'Fill the user\'s billing information? This will remove any currently entered billing information', 'invoicing' ),
-            'confirmCalcTotals'         => __( 'Recalculate totals? This will recalculate totals based on the user billing country. If no billing country is set it will use the base country.', 'invoicing' ),
-            'AreYouSure'                => __( 'Are you sure?', 'invoicing' ),
-            'errDeleteItem'             => __( 'This item is in use! Before delete this item, you need to delete all the invoice(s) using this item.', 'invoicing' ),
-            'delete_subscription'       => __( 'Are you sure you want to delete this subscription?', 'invoicing' ),
-            'action_edit'               => __( 'Edit', 'invoicing' ),
-            'action_cancel'             => __( 'Cancel', 'invoicing' ),
-            'item_description'          => __( 'Item Description', 'invoicing' ),
-            'invoice_description'       => __( 'Invoice Description', 'invoicing' ),
-            'discount_description'      => __( 'Discount Description', 'invoicing' ),
-			'searching'                 => __( 'Searching', 'invoicing' ),
-			'loading'                   => __( 'Loading...', 'invoicing' ),
-			'search_customers'          => __( 'Enter customer name or email', 'invoicing' ),
-			'search_items'              => __( 'Enter item name', 'invoicing' ),
-			'graphs' => array_merge( ['refunded_fees', 'refunded_items', 'refunded_subtotal', 'refunded_tax'], array_keys( wpinv_get_report_graphs() ) ),
+            'save_invoice'              => __('Save Invoice', 'invoicing'),
+            'status_publish'            => wpinv_status_nicename('publish'),
+            'status_pending'            => wpinv_status_nicename('wpi-pending'),
+            'delete_tax_rate'           => __('Are you sure you wish to delete this tax rate?', 'invoicing'),
+            'status_pending'            => wpinv_status_nicename('wpi-pending'),
+            'FillBillingDetails'        => __('Fill the user\'s billing information? This will remove any currently entered billing information', 'invoicing'),
+            'confirmCalcTotals'         => __('Recalculate totals? This will recalculate totals based on the user billing country. If no billing country is set it will use the base country.', 'invoicing'),
+            'AreYouSure'                => __('Are you sure?', 'invoicing'),
+            'errDeleteItem'             => __('This item is in use! Before delete this item, you need to delete all the invoice(s) using this item.', 'invoicing'),
+            'delete_subscription'       => __('Are you sure you want to delete this subscription?', 'invoicing'),
+            'action_edit'               => __('Edit', 'invoicing'),
+            'action_cancel'             => __('Cancel', 'invoicing'),
+            'item_description'          => __('Item Description', 'invoicing'),
+            'invoice_description'       => __('Invoice Description', 'invoicing'),
+            'discount_description'      => __('Discount Description', 'invoicing'),
+			'searching'                 => __('Searching', 'invoicing'),
+			'loading'                   => __('Loading...', 'invoicing'),
+			'search_customers'          => __('Enter customer name or email', 'invoicing'),
+			'search_items'              => __('Enter item name', 'invoicing'),
+			'graphs' => array_merge(['refunded_fees', 'refunded_items', 'refunded_subtotal', 'refunded_tax'], array_keys(wpinv_get_report_graphs())),
         );
 
-		if ( ! empty( $post ) && getpaid_is_invoice_post_type( $post->post_type ) ) {
+		if (!empty($post) && getpaid_is_invoice_post_type($post->post_type)) {
 
-			$invoice              = new WPInv_Invoice( $post );
+			$invoice              = new WPInv_Invoice($post);
 			$i18n['save_invoice'] = sprintf(
-				__( 'Save %s', 'invoicing' ),
-				ucfirst( $invoice->get_invoice_quote_type() )
+				__('Save %s', 'invoicing'),
+				ucfirst($invoice->get_invoice_quote_type())
 			);
 
 			$i18n['invoice_description'] = sprintf(
-				__( '%s Description', 'invoicing' ),
-				ucfirst( $invoice->get_invoice_quote_type() )
+				__('%s Description', 'invoicing'),
+				ucfirst($invoice->get_invoice_quote_type())
 			);
 
 		}
@@ -217,24 +217,24 @@ 
 	 * @param  string $footer_text
 	 * @return string
 	 */
-	public function admin_footer_text( $footer_text ) {
+	public function admin_footer_text($footer_text) {
 		global $current_screen;
 
-		$page    = isset( $_GET['page'] ) ? $_GET['page'] : '';
+		$page = isset($_GET['page']) ? $_GET['page'] : '';
 
-        if ( ! empty( $current_screen->post_type ) ) {
+        if (!empty($current_screen->post_type)) {
 			$page = $current_screen->post_type;
         }
 
         // General styles.
-        if ( apply_filters( 'getpaid_display_admin_footer_text', wpinv_current_user_can_manage_invoicing() ) && false !== stripos( $page, 'wpi' ) ) {
+        if (apply_filters('getpaid_display_admin_footer_text', wpinv_current_user_can_manage_invoicing()) && false !== stripos($page, 'wpi')) {
 
 			// Change the footer text
-			if ( ! get_user_meta( get_current_user_id(), 'getpaid_admin_footer_text_rated', true ) ) {
+			if (!get_user_meta(get_current_user_id(), 'getpaid_admin_footer_text_rated', true)) {
 
-				$rating_url  = esc_url(
+				$rating_url = esc_url(
 					wp_nonce_url(
-						admin_url( 'admin.php?page=wpinv-reports&getpaid-admin-action=rate_plugin' ),
+						admin_url('admin.php?page=wpinv-reports&getpaid-admin-action=rate_plugin'),
 						'getpaid-nonce',
 						'getpaid-nonce'
 						)
@@ -242,7 +242,7 @@ 
 
 				$footer_text = sprintf(
 					/* translators: %s: five stars */
-					__( 'If you like <strong>GetPaid</strong>, please leave us a %s rating. A huge thanks in advance!', 'invoicing' ),
+					__('If you like <strong>GetPaid</strong>, please leave us a %s rating. A huge thanks in advance!', 'invoicing'),
 					"<a href='$rating_url'>&#9733;&#9733;&#9733;&#9733;&#9733;</a>"
 				);
 
@@ -250,7 +250,7 @@ 
 
 				$footer_text = sprintf(
 					/* translators: %s: GetPaid */
-					__( 'Thank you for using %s!', 'invoicing' ),
+					__('Thank you for using %s!', 'invoicing'),
 					"<a href='https://wpgetpaid.com/' target='_blank'><strong>GetPaid</strong></a>"
 				);
 
@@ -267,8 +267,8 @@ 
 	 * @since  2.0.0
 	 */
 	public function redirect_to_wordpress_rating_page() {
-		update_user_meta( get_current_user_id(), 'getpaid_admin_footer_text_rated', 1 );
-		wp_redirect( 'https://wordpress.org/support/plugin/invoicing/reviews?rate=5#new-post' );
+		update_user_meta(get_current_user_id(), 'getpaid_admin_footer_text_rated', 1);
+		wp_redirect('https://wordpress.org/support/plugin/invoicing/reviews?rate=5#new-post');
 		exit;
 	}
 
@@ -279,30 +279,30 @@ 
 	protected function load_payment_form_scripts() {
         global $post;
 
-        wp_enqueue_script( 'vue', WPINV_PLUGIN_URL . 'assets/js/vue/vue.min.js', array(), WPINV_VERSION );
-		wp_enqueue_script( 'sortable', WPINV_PLUGIN_URL . 'assets/js/sortable.min.js', array(), WPINV_VERSION );
-		wp_enqueue_script( 'vue_draggable', WPINV_PLUGIN_URL . 'assets/js/vue/vuedraggable.min.js', array( 'sortable', 'vue' ), WPINV_VERSION );
+        wp_enqueue_script('vue', WPINV_PLUGIN_URL . 'assets/js/vue/vue.min.js', array(), WPINV_VERSION);
+		wp_enqueue_script('sortable', WPINV_PLUGIN_URL . 'assets/js/sortable.min.js', array(), WPINV_VERSION);
+		wp_enqueue_script('vue_draggable', WPINV_PLUGIN_URL . 'assets/js/vue/vuedraggable.min.js', array('sortable', 'vue'), WPINV_VERSION);
 
-		$version = filemtime( WPINV_PLUGIN_DIR . 'assets/js/admin-payment-forms.js' );
-		wp_register_script( 'wpinv-admin-payment-form-script', WPINV_PLUGIN_URL . 'assets/js/admin-payment-forms.js', array( 'wpinv-admin-script', 'vue_draggable', 'wp-hooks' ),  $version );
+		$version = filemtime(WPINV_PLUGIN_DIR . 'assets/js/admin-payment-forms.js');
+		wp_register_script('wpinv-admin-payment-form-script', WPINV_PLUGIN_URL . 'assets/js/admin-payment-forms.js', array('wpinv-admin-script', 'vue_draggable', 'wp-hooks'), $version);
 
 		wp_localize_script(
             'wpinv-admin-payment-form-script',
             'wpinvPaymentFormAdmin',
             array(
-				'elements'      => wpinv_get_data( 'payment-form-elements' ),
-				'form_elements' => getpaid_get_payment_form_elements( $post->ID ),
+				'elements'      => wpinv_get_data('payment-form-elements'),
+				'form_elements' => getpaid_get_payment_form_elements($post->ID),
 				'currency'      => wpinv_currency_symbol(),
 				'position'      => wpinv_currency_position(),
 				'decimals'      => (int) wpinv_decimals(),
 				'thousands_sep' => wpinv_thousands_separator(),
 				'decimals_sep'  => wpinv_decimal_separator(),
-				'form_items'    => gepaid_get_form_items( $post->ID ),
+				'form_items'    => gepaid_get_form_items($post->ID),
 				'is_default'    => $post->ID == wpinv_get_default_payment_form(),
             )
         );
 
-        wp_enqueue_script( 'wpinv-admin-payment-form-script' );
+        wp_enqueue_script('wpinv-admin-payment-form-script');
 
     }
 
@@ -313,25 +313,25 @@ 
      * @return string
 	 *
 	 */
-    public function admin_body_class( $classes ) {
+    public function admin_body_class($classes) {
 		global $pagenow, $post, $current_screen;
 
 
-        $page = isset( $_GET['page'] ) ? $_GET['page'] : '';
+        $page = isset($_GET['page']) ? $_GET['page'] : '';
 
-        if ( ! empty( $current_screen->post_type ) ) {
+        if (!empty($current_screen->post_type)) {
 			$page = $current_screen->post_type;
         }
 
-        if ( false !== stripos( $page, 'wpi' ) ) {
-            $classes .= ' wpi-' . sanitize_key( $page );
+        if (false !== stripos($page, 'wpi')) {
+            $classes .= ' wpi-' . sanitize_key($page);
         }
 
-        if ( in_array( $page, wpinv_parse_list( 'wpi_invoice wpi_payment_form wpi_quote' ) ) ) {
+        if (in_array($page, wpinv_parse_list('wpi_invoice wpi_payment_form wpi_quote'))) {
             $classes .= ' wpinv-cpt wpinv';
 		}
 		
-		if ( getpaid_is_invoice_post_type( $page ) ) {
+		if (getpaid_is_invoice_post_type($page)) {
             $classes .= ' getpaid-is-invoice-cpt';
         }
 
@@ -341,7 +341,7 @@ 
     /**
 	 * Maybe show the AyeCode Connect Notice.
 	 */
-	public function init_ayecode_connect_helper(){
+	public function init_ayecode_connect_helper() {
 
 		// Register with the deactivation survey class.
 		AyeCode_Deactivation_Survey::instance(array(
@@ -349,20 +349,20 @@ 
 			'version'	        => WPINV_VERSION,
 			'support_url'       => 'https://wpgetpaid.com/support/',
 			'documentation_url' => 'https://docs.wpgetpaid.com/',
-			'activated'         => (int) get_option( 'gepaid_installed_on' ),
+			'activated'         => (int) get_option('gepaid_installed_on'),
 		));
 
         new AyeCode_Connect_Helper(
             array(
-				'connect_title' => __("WP Invoicing - an AyeCode product!","invoicing"),
-				'connect_external'  => __( "Please confirm you wish to connect your site?","invoicing" ),
-				'connect'           => sprintf( __( "<strong>Have a license?</strong> Forget about entering license keys or downloading zip files, connect your site for instant access. %slearn more%s","invoicing" ),"<a href='https://ayecode.io/introducing-ayecode-connect/' target='_blank'>","</a>" ),
-				'connect_button'    => __("Connect Site","invoicing"),
-				'connecting_button'    => __("Connecting...","invoicing"),
-				'error_localhost'   => __( "This service will only work with a live domain, not a localhost.","invoicing" ),
-				'error'             => __( "Something went wrong, please refresh and try again.","invoicing" ),
+				'connect_title' => __("WP Invoicing - an AyeCode product!", "invoicing"),
+				'connect_external'  => __("Please confirm you wish to connect your site?", "invoicing"),
+				'connect'           => sprintf(__("<strong>Have a license?</strong> Forget about entering license keys or downloading zip files, connect your site for instant access. %slearn more%s", "invoicing"), "<a href='https://ayecode.io/introducing-ayecode-connect/' target='_blank'>", "</a>"),
+				'connect_button'    => __("Connect Site", "invoicing"),
+				'connecting_button'    => __("Connecting...", "invoicing"),
+				'error_localhost'   => __("This service will only work with a live domain, not a localhost.", "invoicing"),
+				'error'             => __("Something went wrong, please refresh and try again.", "invoicing"),
             ),
-            array( 'wpi-addons' )
+            array('wpi-addons')
         );
 
     }
@@ -374,20 +374,20 @@ 
 	 */
 	public function activation_redirect() {
 
-		$redirected = get_option( 'wpinv_redirected_to_settings' );
+		$redirected = get_option('wpinv_redirected_to_settings');
 
-		if ( ! empty( $redirected ) || wp_doing_ajax() || ! current_user_can( 'manage_options' ) ) {
+		if (!empty($redirected) || wp_doing_ajax() || !current_user_can('manage_options')) {
 			return;
 		}
 
 		// Bail if activating from network, or bulk
-		if ( is_network_admin() || isset( $_GET['activate-multi'] ) ) {
+		if (is_network_admin() || isset($_GET['activate-multi'])) {
 			return;
 		}
 
-	    update_option( 'wpinv_redirected_to_settings', 1 );
+	    update_option('wpinv_redirected_to_settings', 1);
 
-        wp_safe_redirect( admin_url( 'index.php?page=gp-setup' ) );
+        wp_safe_redirect(admin_url('index.php?page=gp-setup'));
         exit;
 
 	}
@@ -397,9 +397,9 @@ 
      */
     public function maybe_do_admin_action() {
 
-        if ( wpinv_current_user_can_manage_invoicing() && isset( $_REQUEST['getpaid-admin-action'] ) && isset( $_REQUEST['getpaid-nonce'] ) && wp_verify_nonce( $_REQUEST['getpaid-nonce'], 'getpaid-nonce' ) ) {
-            $key = sanitize_key( $_REQUEST['getpaid-admin-action'] );
-            do_action( "getpaid_authenticated_admin_action_$key", $_REQUEST );
+        if (wpinv_current_user_can_manage_invoicing() && isset($_REQUEST['getpaid-admin-action']) && isset($_REQUEST['getpaid-nonce']) && wp_verify_nonce($_REQUEST['getpaid-nonce'], 'getpaid-nonce')) {
+            $key = sanitize_key($_REQUEST['getpaid-admin-action']);
+            do_action("getpaid_authenticated_admin_action_$key", $_REQUEST);
         }
 
     }
@@ -409,24 +409,24 @@ 
 	 * 
 	 * @param array $args
      */
-    public function duplicate_invoice( $args ) {
+    public function duplicate_invoice($args) {
 
-		if ( empty( $args['invoice_id'] ) ) {
+		if (empty($args['invoice_id'])) {
 			return;
 		}
 
-		$invoice = new WPInv_Invoice( (int) $args['invoice_id'] );
+		$invoice = new WPInv_Invoice((int) $args['invoice_id']);
 
-		if ( ! $invoice->exists() ) {
+		if (!$invoice->exists()) {
 			return;
 		}
 
-		$new_invoice = getpaid_duplicate_invoice( $invoice );
+		$new_invoice = getpaid_duplicate_invoice($invoice);
 		$new_invoice->save();
 
-		if ( $new_invoice->exists() ) {
+		if ($new_invoice->exists()) {
 
-			getpaid_admin()->show_success( __( 'Invoice duplicated successfully.', 'newsletter-optin-box' ) );
+			getpaid_admin()->show_success(__('Invoice duplicated successfully.', 'newsletter-optin-box'));
 
 			wp_safe_redirect(
 				add_query_arg(
@@ -434,14 +434,14 @@ 
 						'action' => 'edit',
 						'post' => $new_invoice->get_id(),
 					),
-					admin_url( 'post.php' )
+					admin_url('post.php')
 				)
 			);
 			exit;
 
 		}
 
-		getpaid_admin()->show_error( __( 'There was an error duplicating this invoice. Please try again.', 'newsletter-optin-box' ) );
+		getpaid_admin()->show_error(__('There was an error duplicating this invoice. Please try again.', 'newsletter-optin-box'));
 
 	}
 
@@ -450,34 +450,34 @@ 
 	 * 
 	 * @param array $args
      */
-    public function duplicate_payment_form( $args ) {
+    public function duplicate_payment_form($args) {
 
-		if ( empty( $args['form_id'] ) ) {
+		if (empty($args['form_id'])) {
 			return;
 		}
 
-		$form = new GetPaid_Payment_Form( (int) $args['form_id'] );
+		$form = new GetPaid_Payment_Form((int) $args['form_id']);
 
-		if ( ! $form->exists() ) {
+		if (!$form->exists()) {
 			return;
 		}
 
 		$new_form = new GetPaid_Payment_Form();
-		$new_form->set_author( $form->get_author( 'edit' ) );
-		$new_form->set_name( $form->get_name( 'edit' ) . __( '(copy)', 'invoicing' ) );
-		$new_form->set_elements( $form->get_elements( 'edit' ) );
-		$new_form->set_items( $form->get_items( 'edit' ) );
+		$new_form->set_author($form->get_author('edit'));
+		$new_form->set_name($form->get_name('edit') . __('(copy)', 'invoicing'));
+		$new_form->set_elements($form->get_elements('edit'));
+		$new_form->set_items($form->get_items('edit'));
 		$new_form->save();
 
-		if ( $new_form->exists() ) {
-			$this->show_success( __( 'Form duplicated successfully', 'invoicing' ) );
-			$url = get_edit_post_link( $new_form->get_id(), 'edit' );
+		if ($new_form->exists()) {
+			$this->show_success(__('Form duplicated successfully', 'invoicing'));
+			$url = get_edit_post_link($new_form->get_id(), 'edit');
 		} else {
-			$this->show_error( __( 'Unable to duplicate form', 'invoicing' ) );
-			$url = remove_query_arg( array( 'getpaid-admin-action', 'form_id', 'getpaid-nonce' ) );
+			$this->show_error(__('Unable to duplicate form', 'invoicing'));
+			$url = remove_query_arg(array('getpaid-admin-action', 'form_id', 'getpaid-nonce'));
 		}
 
-		wp_redirect( $url );
+		wp_redirect($url);
 		exit;
 	}
 
@@ -486,9 +486,9 @@ 
 	 * 
 	 * @param array $args
      */
-    public function send_customer_invoice( $args ) {
-		getpaid()->get( 'invoice_emails' )->user_invoice( new WPInv_Invoice( $args['invoice_id'] ), true );
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce', 'invoice_id' ) ) );
+    public function send_customer_invoice($args) {
+		getpaid()->get('invoice_emails')->user_invoice(new WPInv_Invoice($args['invoice_id']), true);
+		wp_safe_redirect(remove_query_arg(array('getpaid-admin-action', 'getpaid-nonce', 'invoice_id')));
 		exit;
 	}
 
@@ -497,16 +497,16 @@ 
 	 * 
 	 * @param array $args
      */
-    public function send_customer_payment_reminder( $args ) {
-		$sent = getpaid()->get( 'invoice_emails' )->force_send_overdue_notice( new WPInv_Invoice( $args['invoice_id'] ) );
+    public function send_customer_payment_reminder($args) {
+		$sent = getpaid()->get('invoice_emails')->force_send_overdue_notice(new WPInv_Invoice($args['invoice_id']));
 
-		if ( $sent ) {
-			$this->show_success( __( 'Payment reminder was successfully sent to the customer', 'invoicing' ) );
+		if ($sent) {
+			$this->show_success(__('Payment reminder was successfully sent to the customer', 'invoicing'));
 		} else {
-			$this->show_error( __( 'Could not sent payment reminder to the customer', 'invoicing' ) );
+			$this->show_error(__('Could not sent payment reminder to the customer', 'invoicing'));
 		}
 
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce', 'invoice_id' ) ) );
+		wp_safe_redirect(remove_query_arg(array('getpaid-admin-action', 'getpaid-nonce', 'invoice_id')));
 		exit;
 	}
 
@@ -516,8 +516,8 @@ 
      */
     public function admin_reset_tax_rates() {
 
-		update_option( 'wpinv_tax_rates', wpinv_get_data( 'tax-rates' ) );
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
+		update_option('wpinv_tax_rates', wpinv_get_data('tax-rates'));
+		wp_safe_redirect(remove_query_arg(array('getpaid-admin-action', 'getpaid-nonce')));
 		exit;
 
 	}
@@ -529,8 +529,8 @@ 
     public function admin_create_missing_pages() {
 		$installer = new GetPaid_Installer();
 		$installer->create_pages();
-		$this->show_success( __( 'GetPaid pages updated.', 'invoicing' ) );
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
+		$this->show_success(__('GetPaid pages updated.', 'invoicing'));
+		wp_safe_redirect(remove_query_arg(array('getpaid-admin-action', 'getpaid-nonce')));
 		exit;
 	}
 
@@ -542,35 +542,35 @@ 
 		global $wpdb;
 		$installer = new GetPaid_Installer();
 
-		if ( $wpdb->get_var( "SHOW TABLES LIKE '{$wpdb->prefix}wpinv_subscriptions'" ) != $wpdb->prefix . 'wpinv_subscriptions' ) {
+		if ($wpdb->get_var("SHOW TABLES LIKE '{$wpdb->prefix}wpinv_subscriptions'") != $wpdb->prefix . 'wpinv_subscriptions') {
 			$installer->create_subscriptions_table();
 
-			if ( $wpdb->last_error !== '' ) {
-				$this->show_error( __( 'Your GetPaid tables have been updated:', 'invoicing' ) . ' ' . $wpdb->last_error );
+			if ($wpdb->last_error !== '') {
+				$this->show_error(__('Your GetPaid tables have been updated:', 'invoicing') . ' ' . $wpdb->last_error);
 			}
 		}
 
-		if ( $wpdb->get_var( "SHOW TABLES LIKE '{$wpdb->prefix}getpaid_invoices'" ) != $wpdb->prefix . 'getpaid_invoices' ) {
+		if ($wpdb->get_var("SHOW TABLES LIKE '{$wpdb->prefix}getpaid_invoices'") != $wpdb->prefix . 'getpaid_invoices') {
 			$installer->create_invoices_table();
 
-			if ( $wpdb->last_error !== '' ) {
-				$this->show_error( __( 'Your GetPaid tables have been updated:', 'invoicing' ) . ' ' . $wpdb->last_error );
+			if ($wpdb->last_error !== '') {
+				$this->show_error(__('Your GetPaid tables have been updated:', 'invoicing') . ' ' . $wpdb->last_error);
 			}
 		}
 
-		if ( $wpdb->get_var( "SHOW TABLES LIKE '{$wpdb->prefix}getpaid_invoice_items'" ) != $wpdb->prefix . 'getpaid_invoice_items' ) {
+		if ($wpdb->get_var("SHOW TABLES LIKE '{$wpdb->prefix}getpaid_invoice_items'") != $wpdb->prefix . 'getpaid_invoice_items') {
 			$installer->create_invoice_items_table();
 
-			if ( $wpdb->last_error !== '' ) {
-				$this->show_error( __( 'Your GetPaid tables have been updated:', 'invoicing' ) . ' ' . $wpdb->last_error );
+			if ($wpdb->last_error !== '') {
+				$this->show_error(__('Your GetPaid tables have been updated:', 'invoicing') . ' ' . $wpdb->last_error);
 			}
 		}
 
-		if ( ! $this->has_notices() ) {
-			$this->show_success( __( 'Your GetPaid tables have been updated.', 'invoicing' ) );
+		if (!$this->has_notices()) {
+			$this->show_success(__('Your GetPaid tables have been updated.', 'invoicing'));
 		}
 
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
+		wp_safe_redirect(remove_query_arg(array('getpaid-admin-action', 'getpaid-nonce')));
 		exit;
 	}
 
@@ -585,10 +585,10 @@ 
 		$installer->migrate_old_invoices();
 
 		// Show an admin message.
-		$this->show_success( __( 'Your invoices have been migrated.', 'invoicing' ) );
+		$this->show_success(__('Your invoices have been migrated.', 'invoicing'));
 
 		// Redirect the admin.
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
+		wp_safe_redirect(remove_query_arg(array('getpaid-admin-action', 'getpaid-nonce')));
 		exit;
 
 	}
@@ -600,18 +600,18 @@ 
     public function admin_download_customers() {
 		global $wpdb;
 
-		$output = fopen( 'php://output', 'w' ) or die( __( 'Unsupported server', 'invoicing' ) );
+		$output = fopen('php://output', 'w') or die(__('Unsupported server', 'invoicing'));
 
-		header( "Content-Type:text/csv" );
-		header( "Content-Disposition:attachment;filename=customers.csv" );
+		header("Content-Type:text/csv");
+		header("Content-Disposition:attachment;filename=customers.csv");
 
 		$post_types = '';
 
-		foreach ( array_keys( getpaid_get_invoice_post_types() ) as $post_type ) {
-			$post_types .= $wpdb->prepare( "post_type=%s OR ", $post_type );
+		foreach (array_keys(getpaid_get_invoice_post_types()) as $post_type) {
+			$post_types .= $wpdb->prepare("post_type=%s OR ", $post_type);
 		}
 
-		$post_types = rtrim( $post_types, ' OR' );
+		$post_types = rtrim($post_types, ' OR');
 
 		$customers = $wpdb->get_col(
 			$wpdb->prepare(
@@ -620,58 +620,58 @@ 
 		);
 
 		$columns = array(
-			'name'     => __( 'Name', 'invoicing' ),
-			'email'    => __( 'Email', 'invoicing' ),
-			'country'  => __( 'Country', 'invoicing' ),
-			'state'    => __( 'State', 'invoicing' ),
-			'city'     => __( 'City', 'invoicing' ),
-			'zip'      => __( 'ZIP', 'invoicing' ),
-			'address'  => __( 'Address', 'invoicing' ),
-			'phone'    => __( 'Phone', 'invoicing' ),
-			'company'  => __( 'Company', 'invoicing' ),
-			'company_id'  => __( 'Company ID', 'invoicing' ),
-			'invoices' => __( 'Invoices', 'invoicing' ),
-			'total_raw' => __( 'Total Spend', 'invoicing' ),
-			'signup'   => __( 'Date created', 'invoicing' ),
+			'name'     => __('Name', 'invoicing'),
+			'email'    => __('Email', 'invoicing'),
+			'country'  => __('Country', 'invoicing'),
+			'state'    => __('State', 'invoicing'),
+			'city'     => __('City', 'invoicing'),
+			'zip'      => __('ZIP', 'invoicing'),
+			'address'  => __('Address', 'invoicing'),
+			'phone'    => __('Phone', 'invoicing'),
+			'company'  => __('Company', 'invoicing'),
+			'company_id'  => __('Company ID', 'invoicing'),
+			'invoices' => __('Invoices', 'invoicing'),
+			'total_raw' => __('Total Spend', 'invoicing'),
+			'signup'   => __('Date created', 'invoicing'),
 		);
 
 		// Output the csv column headers.
-		fputcsv( $output, array_values( $columns ) );
+		fputcsv($output, array_values($columns));
 
 		// Loop through
 		$table = new WPInv_Customers_Table();
-		foreach ( $customers as $customer_id ) {
+		foreach ($customers as $customer_id) {
 
-			$user = get_user_by( 'id', $customer_id );
+			$user = get_user_by('id', $customer_id);
 			$row  = array();
-			if ( empty( $user ) ) {
+			if (empty($user)) {
 				continue;
 			}
 
-			foreach ( array_keys( $columns ) as $column ) {
+			foreach (array_keys($columns) as $column) {
 
 				$method = 'column_' . $column;
 
-				if ( 'name' == $column ) {
-					$value = esc_html( $user->display_name );
-				} else if( 'email' == $column ) {
-					$value = sanitize_email( $user->user_email );
-				} else if ( is_callable( array( $table, $method ) ) ) {
-					$value = strip_tags( $table->$method( $user ) );
+				if ('name' == $column) {
+					$value = esc_html($user->display_name);
+				} else if ('email' == $column) {
+					$value = sanitize_email($user->user_email);
+				} else if (is_callable(array($table, $method))) {
+					$value = strip_tags($table->$method($user));
 				}
 
-				if ( empty( $value ) ) {
-					$value = esc_html( get_user_meta( $user->ID, '_wpinv_' . $column, true ) );
+				if (empty($value)) {
+					$value = esc_html(get_user_meta($user->ID, '_wpinv_' . $column, true));
 				}
 
 				$row[] = $value;
 
 			}
 
-			fputcsv( $output, $row );
+			fputcsv($output, $row);
 		}
 
-		fclose( $output );
+		fclose($output);
 		exit;
 
 	}
@@ -681,29 +681,29 @@ 
 	 *
 	 * @param array $data
      */
-    public function admin_install_plugin( $data ) {
+    public function admin_install_plugin($data) {
 
-		if ( ! empty( $data['plugins'] ) ) {
+		if (!empty($data['plugins'])) {
 			include_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
 			wp_cache_flush();
 
-			foreach ( $data['plugins'] as $slug => $file ) {
-				$plugin_zip = esc_url( 'https://downloads.wordpress.org/plugin/' . $slug . '.latest-stable.zip' );
-				$upgrader   = new Plugin_Upgrader( new Automatic_Upgrader_Skin() );
-				$installed  = $upgrader->install( $plugin_zip );
+			foreach ($data['plugins'] as $slug => $file) {
+				$plugin_zip = esc_url('https://downloads.wordpress.org/plugin/' . $slug . '.latest-stable.zip');
+				$upgrader   = new Plugin_Upgrader(new Automatic_Upgrader_Skin());
+				$installed  = $upgrader->install($plugin_zip);
 
-				if ( ! is_wp_error( $installed ) && $installed ) {
-					activate_plugin( $file, '', false, true );
+				if (!is_wp_error($installed) && $installed) {
+					activate_plugin($file, '', false, true);
 				} else {
-					wpinv_error_log( $upgrader->skin->get_upgrade_messages(), false );
+					wpinv_error_log($upgrader->skin->get_upgrade_messages(), false);
 				}
 
 			}
 
 		}
 
-		$redirect = isset( $data['redirect'] ) ? esc_url_raw( $data['redirect'] ) : admin_url( 'plugins.php' );
-		wp_safe_redirect( $redirect );
+		$redirect = isset($data['redirect']) ? esc_url_raw($data['redirect']) : admin_url('plugins.php');
+		wp_safe_redirect($redirect);
 		exit;
 
 	}
@@ -713,42 +713,42 @@ 
 	 *
 	 * @param array $data
      */
-    public function admin_connect_gateway( $data ) {
+    public function admin_connect_gateway($data) {
 
-		if ( ! empty( $data['plugin'] ) ) {
+		if (!empty($data['plugin'])) {
 
-			$gateway     = sanitize_key( $data['plugin'] );
-			$connect_url = apply_filters( "getpaid_get_{$gateway}_connect_url", false, $data );
+			$gateway     = sanitize_key($data['plugin']);
+			$connect_url = apply_filters("getpaid_get_{$gateway}_connect_url", false, $data);
 
-			if ( ! empty( $connect_url ) ) {
-				wp_redirect( $connect_url );
+			if (!empty($connect_url)) {
+				wp_redirect($connect_url);
 				exit;
 			}
 
-			if ( 'stripe' == $data['plugin'] ) {
+			if ('stripe' == $data['plugin']) {
 				require_once ABSPATH . 'wp-admin/includes/plugin.php';
 				include_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
 				wp_cache_flush();
 
-				if ( ! array_key_exists( 'getpaid-stripe-payments/getpaid-stripe-payments.php', get_plugins() ) ) {
-					$plugin_zip = esc_url( 'https://downloads.wordpress.org/plugin/getpaid-stripe-payments.latest-stable.zip' );
-					$upgrader   = new Plugin_Upgrader( new Automatic_Upgrader_Skin() );
-					$upgrader->install( $plugin_zip );
+				if (!array_key_exists('getpaid-stripe-payments/getpaid-stripe-payments.php', get_plugins())) {
+					$plugin_zip = esc_url('https://downloads.wordpress.org/plugin/getpaid-stripe-payments.latest-stable.zip');
+					$upgrader   = new Plugin_Upgrader(new Automatic_Upgrader_Skin());
+					$upgrader->install($plugin_zip);
 				}
 
-				activate_plugin( 'getpaid-stripe-payments/getpaid-stripe-payments.php', '', false, true );
+				activate_plugin('getpaid-stripe-payments/getpaid-stripe-payments.php', '', false, true);
 			}
 
-			$connect_url = apply_filters( "getpaid_get_{$gateway}_connect_url", false, $data );
-			if ( ! empty( $connect_url ) ) {
-				wp_redirect( $connect_url );
+			$connect_url = apply_filters("getpaid_get_{$gateway}_connect_url", false, $data);
+			if (!empty($connect_url)) {
+				wp_redirect($connect_url);
 				exit;
 			}
 
 		}
 
-		$redirect = isset( $data['redirect'] ) ? esc_url_raw( urldecode( $data['redirect'] ) ) : admin_url( 'admin.php?page=wpinv-settings&tab=gateways' );
-		wp_safe_redirect( $redirect );
+		$redirect = isset($data['redirect']) ? esc_url_raw(urldecode($data['redirect'])) : admin_url('admin.php?page=wpinv-settings&tab=gateways');
+		wp_safe_redirect($redirect);
 		exit;
 
 	}
@@ -762,36 +762,36 @@ 
 
 		// Fetch all invoices that have discount codes.
 		$table    = $wpdb->prefix . 'getpaid_invoices';
-		$invoices = $wpdb->get_col( "SELECT `post_id` FROM `$table` WHERE `discount` = 0 && `discount_code` <> ''" );
+		$invoices = $wpdb->get_col("SELECT `post_id` FROM `$table` WHERE `discount` = 0 && `discount_code` <> ''");
 
-		foreach ( $invoices as $invoice ) {
+		foreach ($invoices as $invoice) {
 
-			$invoice = new WPInv_Invoice( $invoice );
+			$invoice = new WPInv_Invoice($invoice);
 
-			if ( ! $invoice->exists() ) {
+			if (!$invoice->exists()) {
 				continue;
 			}
 
 			// Abort if the discount does not exist or does not apply here.
-			$discount = new WPInv_Discount( $invoice->get_discount_code() );
-			if ( ! $discount->exists() ) {
+			$discount = new WPInv_Discount($invoice->get_discount_code());
+			if (!$discount->exists()) {
 				continue;
 			}
 
-			$invoice->add_discount( getpaid_calculate_invoice_discount( $invoice, $discount ) );
+			$invoice->add_discount(getpaid_calculate_invoice_discount($invoice, $discount));
 			$invoice->recalculate_total();
 
-			if ( $invoice->get_total_discount() > 0 ) {
+			if ($invoice->get_total_discount() > 0) {
 				$invoice->save();
 			}
 
 		}
 
 		// Show an admin message.
-		$this->show_success( __( 'Discounts have been recalculated.', 'invoicing' ) );
+		$this->show_success(__('Discounts have been recalculated.', 'invoicing'));
 
 		// Redirect the admin.
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
+		wp_safe_redirect(remove_query_arg(array('getpaid-admin-action', 'getpaid-nonce')));
 		exit;
 
 	}
@@ -803,8 +803,8 @@ 
      * @return array
 	 */
 	public function get_notices() {
-		$notices = get_option( 'wpinv_admin_notices' );
-        return is_array( $notices ) ? $notices : array();
+		$notices = get_option('wpinv_admin_notices');
+        return is_array($notices) ? $notices : array();
 	}
 
 	/**
@@ -814,7 +814,7 @@ 
      * @return array
 	 */
 	public function has_notices() {
-		return count( $this->get_notices() ) > 0;
+		return count($this->get_notices()) > 0;
 	}
 
 	/**
@@ -824,7 +824,7 @@ 
 	 * @since       1.0.19
 	 */
 	public function clear_notices() {
-		delete_option( 'wpinv_admin_notices' );
+		delete_option('wpinv_admin_notices');
 	}
 
 	/**
@@ -833,16 +833,16 @@ 
 	 * @access      public
 	 * @since       1.0.19
 	 */
-	public function save_notice( $type, $message ) {
+	public function save_notice($type, $message) {
 		$notices = $this->get_notices();
 
-		if ( empty( $notices[ $type ] ) || ! is_array( $notices[ $type ]) ) {
-			$notices[ $type ] = array();
+		if (empty($notices[$type]) || !is_array($notices[$type])) {
+			$notices[$type] = array();
 		}
 
-		$notices[ $type ][] = $message;
+		$notices[$type][] = $message;
 
-		update_option( 'wpinv_admin_notices', $notices );
+		update_option('wpinv_admin_notices', $notices);
 	}
 
 	/**
@@ -852,8 +852,8 @@ 
 	 * @access      public
 	 * @since       1.0.19
 	 */
-	public function show_success( $msg ) {
-		$this->save_notice( 'success', $msg );
+	public function show_success($msg) {
+		$this->save_notice('success', $msg);
 	}
 
 	/**
@@ -863,8 +863,8 @@ 
 	 * @param       string $msg The message to qeue.
 	 * @since       1.0.19
 	 */
-	public function show_error( $msg ) {
-		$this->save_notice( 'error', $msg );
+	public function show_error($msg) {
+		$this->save_notice('error', $msg);
 	}
 
 	/**
@@ -874,8 +874,8 @@ 
 	 * @param       string $msg The message to qeue.
 	 * @since       1.0.19
 	 */
-	public function show_warning( $msg ) {
-		$this->save_notice( 'warning', $msg );
+	public function show_warning($msg) {
+		$this->save_notice('warning', $msg);
 	}
 
 	/**
@@ -885,8 +885,8 @@ 
 	 * @param       string $msg The message to qeue.
 	 * @since       1.0.19
 	 */
-	public function show_info( $msg ) {
-		$this->save_notice( 'info', $msg );
+	public function show_info($msg) {
+		$this->save_notice('info', $msg);
 	}
 
 	/**
@@ -900,30 +900,30 @@ 
         $notices = $this->get_notices();
         $this->clear_notices();
 
-		foreach ( $notices as $type => $messages ) {
+		foreach ($notices as $type => $messages) {
 
-			if ( ! is_array( $messages ) ) {
+			if (!is_array($messages)) {
 				continue;
 			}
 
-            $type  = sanitize_key( $type );
-			foreach ( $messages as $message ) {
-                $message = wp_kses_post( $message );
+            $type = sanitize_key($type);
+			foreach ($messages as $message) {
+                $message = wp_kses_post($message);
 				echo "<div class='notice notice-$type is-dismissible'><p>$message</p></div>";
             }
 
         }
 
-		foreach ( array( 'checkout_page', 'invoice_history_page', 'success_page', 'failure_page', 'invoice_subscription_page' ) as $page ) {
+		foreach (array('checkout_page', 'invoice_history_page', 'success_page', 'failure_page', 'invoice_subscription_page') as $page) {
 
-			if ( ! is_numeric( wpinv_get_option( $page, false ) ) ) {
-				$url     = wp_nonce_url(
-					add_query_arg( 'getpaid-admin-action', 'create_missing_pages' ),
+			if (!is_numeric(wpinv_get_option($page, false))) {
+				$url = wp_nonce_url(
+					add_query_arg('getpaid-admin-action', 'create_missing_pages'),
 					'getpaid-nonce',
 					'getpaid-nonce'
 				);
-				$message  = __( 'Some GetPaid pages are missing. To use GetPaid without any issues, click the button below to generate the missing pages.', 'invoicing' );
-				$message2 = __( 'Generate Pages', 'invoicing' );
+				$message  = __('Some GetPaid pages are missing. To use GetPaid without any issues, click the button below to generate the missing pages.', 'invoicing');
+				$message2 = __('Generate Pages', 'invoicing');
 				echo "<div class='notice notice-warning is-dismissible'><p>$message<br><br><a href='$url' class='button button-primary'>$message2</a></p></div>";
 				break;
 			}

includes/api/class-getpaid-rest-report-sales-controller.php

Indentation +686 added lines, -686 removed lines

@@ -18,691 +18,691 @@
  */
 class GetPaid_REST_Report_Sales_Controller extends GetPaid_REST_Date_Based_Controller {
 
-	/**
-	 * Route base.
-	 *
-	 * @var string
-	 */
-	protected $rest_base = 'reports/sales';
-
-	/**
-	 * The report data.
-	 *
-	 * @var stdClass
-	 */
-	public $report_data;
-
-	/**
-	 * The report range.
-	 *
-	 * @var array
-	 */
-	public $report_range;
-
-	/**
-	 * Registers the routes for the objects of the controller.
-	 *
-	 * @since 2.0.0
-	 *
-	 * @see register_rest_route()
-	 */
-	public function register_namespace_routes( $namespace ) {
-
-		// Get sales report.
-		register_rest_route(
-			$namespace,
-			$this->rest_base,
-			array(
-				array(
-					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_items' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
-					'args'                => $this->get_collection_params(),
-				),
-				'schema' => array( $this, 'get_public_item_schema' ),
-			)
-		);
-
-	}
-
-	/**
-	 * Makes sure the current user has access to READ the report APIs.
-	 *
-	 * @since  2.0.0
-	 * @param WP_REST_Request $request Full data about the request.
-	 * @return WP_Error|boolean
-	 */
-	public function get_items_permissions_check( $request ) {
-
-		if ( ! wpinv_current_user_can_manage_invoicing() ) {
-			return new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot list resources.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
-		}
-
-		return true;
-	}
-
-	/**
-	 * Get sales reports.
-	 *
-	 * @param WP_REST_Request $request
-	 * @return array|WP_Error
-	 */
-	public function get_items( $request ) {
-		$data   = array();
-		$item   = $this->prepare_item_for_response( null, $request );
-		$data[] = $this->prepare_response_for_collection( $item );
-
-		return rest_ensure_response( $data );
-	}
-
-	/**
-	 * Prepare a report sales object for serialization.
-	 *
-	 * @param null $_
-	 * @param WP_REST_Request $request Request object.
-	 * @return WP_REST_Response $response Response data.
-	 */
-	public function prepare_item_for_response( $_, $request ) {
-
-		// Set report range.
-		$this->report_range = $this->get_date_range( $request );
-
-		$report_data     = $this->get_report_data();
-		$period_totals   = array();
-
-		// Setup period totals by ensuring each period in the interval has data.
-		$start_date      = strtotime( $this->report_range['after'] ) + DAY_IN_SECONDS;
-
-		if ( 'month' === $this->groupby ) {
-			$start_date      = strtotime( date( 'Y-m-01', $start_date ) );
-		}
-
-		for ( $i = 0; $i < $this->interval; $i++ ) {
-
-			switch ( $this->groupby ) {
-				case 'day' :
-					$time = date( 'Y-m-d', strtotime( "+{$i} DAY", $start_date ) );
-					break;
-				default :
-					$time = date( 'Y-m', strtotime( "+{$i} MONTH", $start_date ) );
-					break;
-			}
-
-			// Set the defaults for each period.
-			$period_totals[ $time ] = array(
-				'invoices'          => 0,
-				'items'             => 0,
-				'refunded_items'    => 0,
-				'refunded_tax'      => wpinv_round_amount( 0.00 ),
-				'subtotal'          => wpinv_round_amount( 0.00 ),
-				'refunded_subtotal' => wpinv_round_amount( 0.00 ),
-				'refunded_fees'     => wpinv_round_amount( 0.00 ),
-				'discount'          => wpinv_round_amount( 0.00 ),
-			);
-
-			foreach( array_keys( wpinv_get_report_graphs() ) as $key ) {
-				if ( ! isset( $period_totals[ $time ][ $key ] ) ) {
-					$period_totals[ $time ][ $key ] = wpinv_round_amount( 0.00 );
-				}
-			}
-
-		}
-
-		// add total sales, total invoice count, total tax for each period
-		$date_format = ( 'day' === $this->groupby ) ? 'Y-m-d' : 'Y-m';
-		foreach ( $report_data->invoices as $invoice ) {
-			$time = date( $date_format, strtotime( $invoice->post_date ) );
-
-			if ( ! isset( $period_totals[ $time ] ) ) {
-				continue;
-			}
-
-			$period_totals[ $time ]['sales']    = wpinv_round_amount( $invoice->total_sales );
-			$period_totals[ $time ]['tax']      = wpinv_round_amount( $invoice->total_tax );
-			$period_totals[ $time ]['subtotal'] = wpinv_round_amount( $invoice->subtotal );
-			$period_totals[ $time ]['fees']     = wpinv_round_amount( $invoice->total_fees );
-
-		}
-
-		foreach ( $report_data->refunds as $invoice ) {
-			$time = date( $date_format, strtotime( $invoice->post_date ) );
-
-			if ( ! isset( $period_totals[ $time ] ) ) {
-				continue;
-			}
-
-			$period_totals[ $time ]['refunds']           = wpinv_round_amount( $invoice->total_sales );
-			$period_totals[ $time ]['refunded_tax']      = wpinv_round_amount( $invoice->total_tax );
-			$period_totals[ $time ]['refunded_subtotal'] = wpinv_round_amount( $invoice->subtotal );
-			$period_totals[ $time ]['refunded_fees']     = wpinv_round_amount( $invoice->total_fees );
-
-		}
-
-		foreach ( $report_data->invoice_counts as $invoice ) {
-			$time = date( $date_format, strtotime( $invoice->post_date ) );
-
-			if ( isset( $period_totals[ $time ] ) ) {
-				$period_totals[ $time ]['invoices']   = (int) $invoice->count;
-			}
-
-		}
-
-		// Add total invoice items for each period.
-		foreach ( $report_data->invoice_items as $invoice_item ) {
-			$time = ( 'day' === $this->groupby ) ? date( 'Y-m-d', strtotime( $invoice_item->post_date ) ) : date( 'Y-m', strtotime( $invoice_item->post_date ) );
-
-			if ( isset( $period_totals[ $time ] ) ) {
-				$period_totals[ $time ]['items'] = (int) $invoice_item->invoice_item_count;
-			}
-
-		}
-
-		// Add total discount for each period.
-		foreach ( $report_data->coupons as $discount ) {
-			$time = ( 'day' === $this->groupby ) ? date( 'Y-m-d', strtotime( $discount->post_date ) ) : date( 'Y-m', strtotime( $discount->post_date ) );
-
-			if ( isset( $period_totals[ $time ] ) ) {
-				$period_totals[ $time ]['discount'] = wpinv_round_amount( $discount->discount_amount );
-			}
-
-		}
-
-		// Extra fields.
-		foreach( array_keys( wpinv_get_report_graphs() ) as $key ) {
-
-			// Abort unprepared.
-			if ( ! isset( $report_data->$key ) ) {
-				continue;
-			}
-
-			// Abort defaults.
-			if ( in_array( $key, array( 'sales', 'refunds', 'tax', 'fees', 'discount', 'invoices', 'items' ) ) ) {
-				continue;
-			}
-
-			// Set values.
-			foreach ( $report_data->$key as $item ) {
-				$time = ( 'day' === $this->groupby ) ? date( 'Y-m-d', strtotime( $item->date ) ) : date( 'Y-m', strtotime( $item->date ) );
-
-				if ( isset( $period_totals[ $time ] ) ) {
-					$period_totals[ $time ][ $key ] = wpinv_round_amount( $item->val );
-				}
-			}
-
-			unset( $report_data->$key );
-		}
-
-		$report_data->totals            = $period_totals;
-		$report_data->grouped_by        = $this->groupby;
-		$report_data->interval          = max( $this->interval, 1 );
-		$report_data->currency          = wpinv_get_currency();
-		$report_data->currency_symbol   = wpinv_currency_symbol();
-		$report_data->currency_position = wpinv_currency_position();
-		$report_data->decimal_places    = wpinv_decimals();
-		$report_data->thousands_sep     = wpinv_thousands_separator();
-		$report_data->decimals_sep      = wpinv_decimal_separator();
-		$report_data->start_date        = date( 'Y-m-d', strtotime( $this->report_range['after'] ) + DAY_IN_SECONDS );
-		$report_data->end_date          = date( 'Y-m-d', strtotime( $this->report_range['before'] ) - DAY_IN_SECONDS );
-		$report_data->start_date_locale = getpaid_format_date( date( 'Y-m-d', strtotime( $this->report_range['after'] ) + DAY_IN_SECONDS ) );
-		$report_data->end_date_locale   = getpaid_format_date( date( 'Y-m-d', strtotime( $this->report_range['before'] ) - DAY_IN_SECONDS ) );
-		$report_data->decimals_sep      = wpinv_decimal_separator();
-
-		$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
-		$data    = $report_data;
-		unset( $data->invoice_counts, $data->invoices, $data->coupons, $data->refunds, $data->invoice_items );
-		$data    = $this->add_additional_fields_to_object( (array) $data, $request );
-		$data    = $this->filter_response_by_context( $data, $context );
-
-		// Wrap the data in a response object.
-		$response = rest_ensure_response( $data );
-		$response->add_links( array(
-			'about' => array(
-				'href' => rest_url( sprintf( '%s/reports', $this->namespace ) ),
-			),
-		) );
-
-		return apply_filters( 'getpaid_rest_prepare_report_sales', $response, $report_data, $request );
-	}
-
-	/**
-	 * Get report data.
-	 *
-	 * @return stdClass
-	 */
-	public function get_report_data() {
-		if ( empty( $this->report_data ) ) {
-			$this->query_report_data();
-		}
-		return $this->report_data;
-	}
-
-	/**
-	 * Get all data needed for this report and store in the class.
-	 */
-	protected function query_report_data() {
-
-		// Prepare reports.
-		$this->report_data = (object) array(
-			'invoice_counts' => $this->query_invoice_counts(),//count, post_date
-			'coupons'        => $this->query_coupon_counts(), // discount_amount, post_date
-			'invoice_items'  => $this->query_item_counts(), // invoice_item_count, post_date
-			'refunded_items' => $this->count_refunded_items(), // invoice_item_count, post_date
-			'invoices'       => $this->query_invoice_totals(), // total_sales, total_tax, total_discount, total_fees, subtotal, post_date
-			'refunds'        => $this->query_refunded_totals(), // total_sales, total_tax, total_discount, total_fees, subtotal, post_date
-			'previous_range' => $this->previous_range,
-		);
-
-		// Calculated totals.
-		$this->report_data->total_tax          = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_tax' ) ) );
-		$this->report_data->total_sales        = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_sales' ) ) );
-		$this->report_data->total_discount     = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_discount' ) ) );
-		$this->report_data->total_fees         = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_fees' ) ) );
-		$this->report_data->subtotal           = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'subtotal' ) ) );
-		$this->report_data->net_sales          = wpinv_round_amount( $this->report_data->total_sales - max( 0, $this->report_data->total_tax ) );
-		$this->report_data->total_refunded_tax = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_tax' ) ) );
-		$this->report_data->total_refunds      = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_sales' ) ) );
-		$this->report_data->refunded_discount  = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_discount' ) ) );
-		$this->report_data->refunded_fees      = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_fees' ) ) );
-		$this->report_data->refunded_subtotal  = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'subtotal' ) ) );
-		$this->report_data->net_refunds        = wpinv_round_amount( $this->report_data->total_refunds + max( 0, $this->report_data->total_refunded_tax ) );
-
-
-		// Calculate average based on net.
-		$this->report_data->average_sales       = wpinv_round_amount( $this->report_data->net_sales / max( $this->interval, 1 ), 2 );
-		$this->report_data->average_total_sales = wpinv_round_amount( $this->report_data->total_sales / max( $this->interval, 1 ), 2 );
-
-		// Total invoices in this period, even if refunded.
-		$this->report_data->total_invoices = absint( array_sum( wp_list_pluck( $this->report_data->invoice_counts, 'count' ) ) );
-
-		// Items invoiced in this period, even if refunded.
-		$this->report_data->total_items = absint( array_sum( wp_list_pluck( $this->report_data->invoice_items, 'invoice_item_count' ) ) );
-
-		// 3rd party filtering of report data
-		$this->report_data = apply_filters( 'getpaid_rest_api_filter_report_data', $this->report_data, $this );
-	}
-
-	/**
-	 * Prepares invoice counts.
-	 *
-	 * @return array.
-	 */
-	protected function query_invoice_counts() {
-
-		return (array) GetPaid_Reports_Helper::get_invoice_report_data(
-			array(
-				'data'         => array(
-					'ID'        => array(
-						'type'     => 'post_data',
-						'function' => 'COUNT',
-						'name'     => 'count',
-						'distinct' => true,
-					),
-					'post_date' => array(
-						'type'     => 'post_data',
-						'function' => '',
-						'name'     => 'post_date',
-					),
-				),
-				'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
-				'order_by'       => 'post_date ASC',
-				'query_type'     => 'get_results',
-				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal' ),
-			)
-		);
-
-	}
-
-	/**
-	 * Prepares coupon counts.
-	 *
-	 * @return array.
-	 */
-	protected function query_coupon_counts() {
-
-		return (array) GetPaid_Reports_Helper::get_invoice_report_data(
-			array(
-				'data'         => array(
-					'discount' => array(
-						'type'     => 'invoice_data',
-						'function' => 'SUM',
-						'name'     => 'discount_amount',
-					),
-					'post_date'       => array(
-						'type'     => 'post_data',
-						'function' => '',
-						'name'     => 'post_date',
-					),
-				),
-				'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
-				'order_by'       => 'post_date ASC',
-				'query_type'     => 'get_results',
-				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal' ),
-			)
-		);
-
-	}
-
-	/**
-	 * Prepares item counts.
-	 *
-	 * @return array.
-	 */
-	protected function query_item_counts() {
-
-		return (array) GetPaid_Reports_Helper::get_invoice_report_data(
-			array(
-				'data'         => array(
-					'quantity'      => array(
-						'type'            => 'invoice_item',
-						'function'        => 'SUM',
-						'name'            => 'invoice_item_count',
-					),
-					'post_date' => array(
-						'type'     => 'post_data',
-						'function' => '',
-						'name'     => 'post_date',
-					),
-				),
-				'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
-				'order_by'       => 'post_date ASC',
-				'query_type'     => 'get_results',
-				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal' ),
-			)
-		);
-
-	}
-
-	/**
-	 * Prepares refunded item counts.
-	 *
-	 * @return array.
-	 */
-	protected function count_refunded_items() {
-
-		return (int) GetPaid_Reports_Helper::get_invoice_report_data(
-			array(
-				'data'         => array(
-					'quantity'      => array(
-						'type'            => 'invoice_item',
-						'function'        => 'SUM',
-						'name'            => 'invoice_item_count',
-					),
-				),
-				'query_type'     => 'get_var',
-				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'wpi-refunded' ),
-			)
-		);
-
-	}
-
-	/**
-	 * Prepares daily invoice totals.
-	 *
-	 * @return array.
-	 */
-	protected function query_invoice_totals() {
-
-		return (array) GetPaid_Reports_Helper::get_invoice_report_data(
-			array(
-				'data'         => array(
-					'total'      => array(
-						'type'            => 'invoice_data',
-						'function'        => 'SUM',
-						'name'            => 'total_sales',
-					),
-					'tax'      => array(
-						'type'            => 'invoice_data',
-						'function'        => 'SUM',
-						'name'            => 'total_tax',
-					),
-					'discount'      => array(
-						'type'            => 'invoice_data',
-						'function'        => 'SUM',
-						'name'            => 'total_discount',
-					),
-					'fees_total'      => array(
-						'type'            => 'invoice_data',
-						'function'        => 'SUM',
-						'name'            => 'total_fees',
-					),
-					'subtotal'      => array(
-						'type'            => 'invoice_data',
-						'function'        => 'SUM',
-						'name'            => 'subtotal',
-					),
-					'post_date' => array(
-						'type'     => 'post_data',
-						'function' => '',
-						'name'     => 'post_date',
-					),
-				),
-				'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
-				'order_by'       => 'post_date ASC',
-				'query_type'     => 'get_results',
-				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-renewal' ),
-			)
-		);
-
-	}
-
-	/**
-	 * Prepares daily invoice totals.
-	 *
-	 * @return array.
-	 */
-	protected function query_refunded_totals() {
-
-		return (array) GetPaid_Reports_Helper::get_invoice_report_data(
-			array(
-				'data'         => array(
-					'total'      => array(
-						'type'            => 'invoice_data',
-						'function'        => 'SUM',
-						'name'            => 'total_sales',
-					),
-					'tax'      => array(
-						'type'            => 'invoice_data',
-						'function'        => 'SUM',
-						'name'            => 'total_tax',
-					),
-					'discount'      => array(
-						'type'            => 'invoice_data',
-						'function'        => 'SUM',
-						'name'            => 'total_discount',
-					),
-					'fees_total'      => array(
-						'type'            => 'invoice_data',
-						'function'        => 'SUM',
-						'name'            => 'total_fees',
-					),
-					'subtotal'      => array(
-						'type'            => 'invoice_data',
-						'function'        => 'SUM',
-						'name'            => 'subtotal',
-					),
-					'post_date' => array(
-						'type'     => 'post_data',
-						'function' => '',
-						'name'     => 'post_date',
-					),
-				),
-				'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
-				'order_by'       => 'post_date ASC',
-				'query_type'     => 'get_results',
-				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'wpi-refunded' ),
-			)
-		);
-
-	}
-
-	/**
-	 * Get the Report's schema, conforming to JSON Schema.
-	 *
-	 * @return array
-	 */
-	public function get_item_schema() {
-
-		$schema = array(
-			'$schema'    => 'http://json-schema.org/draft-04/schema#',
-			'title'      => 'sales_report',
-			'type'       => 'object',
-			'properties' => array(
-				'total_sales' => array(
-					'description' => __( 'Gross sales in the period.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'net_sales' => array(
-					'description' => __( 'Net sales in the period.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'average_sales' => array(
-					'description' => __( 'Average net daily sales.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'average_total_sales' => array(
-					'description' => __( 'Average gross daily sales.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'total_invoices'  => array(
-					'description' => __( 'Number of paid invoices.', 'invoicing' ),
-					'type'        => 'integer',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'total_items' => array(
-					'description' => __( 'Number of items purchased.', 'invoicing' ),
-					'type'        => 'integer',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'refunded_items' => array(
-					'description' => __( 'Number of items refunded.', 'invoicing' ),
-					'type'        => 'integer',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'total_tax' => array(
-					'description' => __( 'Total charged for taxes.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'total_refunded_tax' => array(
-					'description' => __( 'Total refunded for taxes.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'total_fees' => array(
-					'description' => __( 'Total fees charged.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'total_refunds' => array(
-					'description' => __( 'Total of refunded invoices.', 'invoicing' ),
-					'type'        => 'integer',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'net_refunds' => array(
-					'description' => __( 'Net of refunded invoices.', 'invoicing' ),
-					'type'        => 'integer',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'total_discount' => array(
-					'description' => __( 'Total of discounts used.', 'invoicing' ),
-					'type'        => 'integer',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'totals' => array(
-					'description' => __( 'Totals.', 'invoicing' ),
-					'type'        => 'array',
-					'items'       => array(
-						'type'    => 'array',
-					),
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'interval' => array(
-					'description' => __( 'Number of months/days in the report period.', 'invoicing' ),
-					'type'        => 'integer',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'previous_range'  => array(
-					'description' => __( 'The previous report period.', 'invoicing' ),
-					'type'        => 'array',
-					'items'       => array(
-						'type'    => 'string',
-					),
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'grouped_by' => array(
-					'description' => __( 'The period used to group the totals.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'enum'        => array( 'day', 'month' ),
-					'readonly'    => true,
-				),
-				'currency' => array(
-					'description' => __( 'The default store currency.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'currency_symbol' => array(
-					'description' => __( 'The default store currency symbol.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'currency_position' => array(
-					'description' => __( 'The default store currency position.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'decimal_places' => array(
-					'description' => __( 'The default store decimal places.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'thousands_sep' => array(
-					'description' => __( 'The default store thousands separator.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'decimals_sep' => array(
-					'description' => __( 'The default store decimals separator.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-			),
-		);
-
-		return $this->add_additional_fields_schema( $schema );
-
-	}
+    /**
+     * Route base.
+     *
+     * @var string
+     */
+    protected $rest_base = 'reports/sales';
+
+    /**
+     * The report data.
+     *
+     * @var stdClass
+     */
+    public $report_data;
+
+    /**
+     * The report range.
+     *
+     * @var array
+     */
+    public $report_range;
+
+    /**
+     * Registers the routes for the objects of the controller.
+     *
+     * @since 2.0.0
+     *
+     * @see register_rest_route()
+     */
+    public function register_namespace_routes( $namespace ) {
+
+        // Get sales report.
+        register_rest_route(
+            $namespace,
+            $this->rest_base,
+            array(
+                array(
+                    'methods'             => WP_REST_Server::READABLE,
+                    'callback'            => array( $this, 'get_items' ),
+                    'permission_callback' => array( $this, 'get_items_permissions_check' ),
+                    'args'                => $this->get_collection_params(),
+                ),
+                'schema' => array( $this, 'get_public_item_schema' ),
+            )
+        );
+
+    }
+
+    /**
+     * Makes sure the current user has access to READ the report APIs.
+     *
+     * @since  2.0.0
+     * @param WP_REST_Request $request Full data about the request.
+     * @return WP_Error|boolean
+     */
+    public function get_items_permissions_check( $request ) {
+
+        if ( ! wpinv_current_user_can_manage_invoicing() ) {
+            return new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot list resources.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+        }
+
+        return true;
+    }
+
+    /**
+     * Get sales reports.
+     *
+     * @param WP_REST_Request $request
+     * @return array|WP_Error
+     */
+    public function get_items( $request ) {
+        $data   = array();
+        $item   = $this->prepare_item_for_response( null, $request );
+        $data[] = $this->prepare_response_for_collection( $item );
+
+        return rest_ensure_response( $data );
+    }
+
+    /**
+     * Prepare a report sales object for serialization.
+     *
+     * @param null $_
+     * @param WP_REST_Request $request Request object.
+     * @return WP_REST_Response $response Response data.
+     */
+    public function prepare_item_for_response( $_, $request ) {
+
+        // Set report range.
+        $this->report_range = $this->get_date_range( $request );
+
+        $report_data     = $this->get_report_data();
+        $period_totals   = array();
+
+        // Setup period totals by ensuring each period in the interval has data.
+        $start_date      = strtotime( $this->report_range['after'] ) + DAY_IN_SECONDS;
+
+        if ( 'month' === $this->groupby ) {
+            $start_date      = strtotime( date( 'Y-m-01', $start_date ) );
+        }
+
+        for ( $i = 0; $i < $this->interval; $i++ ) {
+
+            switch ( $this->groupby ) {
+                case 'day' :
+                    $time = date( 'Y-m-d', strtotime( "+{$i} DAY", $start_date ) );
+                    break;
+                default :
+                    $time = date( 'Y-m', strtotime( "+{$i} MONTH", $start_date ) );
+                    break;
+            }
+
+            // Set the defaults for each period.
+            $period_totals[ $time ] = array(
+                'invoices'          => 0,
+                'items'             => 0,
+                'refunded_items'    => 0,
+                'refunded_tax'      => wpinv_round_amount( 0.00 ),
+                'subtotal'          => wpinv_round_amount( 0.00 ),
+                'refunded_subtotal' => wpinv_round_amount( 0.00 ),
+                'refunded_fees'     => wpinv_round_amount( 0.00 ),
+                'discount'          => wpinv_round_amount( 0.00 ),
+            );
+
+            foreach( array_keys( wpinv_get_report_graphs() ) as $key ) {
+                if ( ! isset( $period_totals[ $time ][ $key ] ) ) {
+                    $period_totals[ $time ][ $key ] = wpinv_round_amount( 0.00 );
+                }
+            }
+
+        }
+
+        // add total sales, total invoice count, total tax for each period
+        $date_format = ( 'day' === $this->groupby ) ? 'Y-m-d' : 'Y-m';
+        foreach ( $report_data->invoices as $invoice ) {
+            $time = date( $date_format, strtotime( $invoice->post_date ) );
+
+            if ( ! isset( $period_totals[ $time ] ) ) {
+                continue;
+            }
+
+            $period_totals[ $time ]['sales']    = wpinv_round_amount( $invoice->total_sales );
+            $period_totals[ $time ]['tax']      = wpinv_round_amount( $invoice->total_tax );
+            $period_totals[ $time ]['subtotal'] = wpinv_round_amount( $invoice->subtotal );
+            $period_totals[ $time ]['fees']     = wpinv_round_amount( $invoice->total_fees );
+
+        }
+
+        foreach ( $report_data->refunds as $invoice ) {
+            $time = date( $date_format, strtotime( $invoice->post_date ) );
+
+            if ( ! isset( $period_totals[ $time ] ) ) {
+                continue;
+            }
+
+            $period_totals[ $time ]['refunds']           = wpinv_round_amount( $invoice->total_sales );
+            $period_totals[ $time ]['refunded_tax']      = wpinv_round_amount( $invoice->total_tax );
+            $period_totals[ $time ]['refunded_subtotal'] = wpinv_round_amount( $invoice->subtotal );
+            $period_totals[ $time ]['refunded_fees']     = wpinv_round_amount( $invoice->total_fees );
+
+        }
+
+        foreach ( $report_data->invoice_counts as $invoice ) {
+            $time = date( $date_format, strtotime( $invoice->post_date ) );
+
+            if ( isset( $period_totals[ $time ] ) ) {
+                $period_totals[ $time ]['invoices']   = (int) $invoice->count;
+            }
+
+        }
+
+        // Add total invoice items for each period.
+        foreach ( $report_data->invoice_items as $invoice_item ) {
+            $time = ( 'day' === $this->groupby ) ? date( 'Y-m-d', strtotime( $invoice_item->post_date ) ) : date( 'Y-m', strtotime( $invoice_item->post_date ) );
+
+            if ( isset( $period_totals[ $time ] ) ) {
+                $period_totals[ $time ]['items'] = (int) $invoice_item->invoice_item_count;
+            }
+
+        }
+
+        // Add total discount for each period.
+        foreach ( $report_data->coupons as $discount ) {
+            $time = ( 'day' === $this->groupby ) ? date( 'Y-m-d', strtotime( $discount->post_date ) ) : date( 'Y-m', strtotime( $discount->post_date ) );
+
+            if ( isset( $period_totals[ $time ] ) ) {
+                $period_totals[ $time ]['discount'] = wpinv_round_amount( $discount->discount_amount );
+            }
+
+        }
+
+        // Extra fields.
+        foreach( array_keys( wpinv_get_report_graphs() ) as $key ) {
+
+            // Abort unprepared.
+            if ( ! isset( $report_data->$key ) ) {
+                continue;
+            }
+
+            // Abort defaults.
+            if ( in_array( $key, array( 'sales', 'refunds', 'tax', 'fees', 'discount', 'invoices', 'items' ) ) ) {
+                continue;
+            }
+
+            // Set values.
+            foreach ( $report_data->$key as $item ) {
+                $time = ( 'day' === $this->groupby ) ? date( 'Y-m-d', strtotime( $item->date ) ) : date( 'Y-m', strtotime( $item->date ) );
+
+                if ( isset( $period_totals[ $time ] ) ) {
+                    $period_totals[ $time ][ $key ] = wpinv_round_amount( $item->val );
+                }
+            }
+
+            unset( $report_data->$key );
+        }
+
+        $report_data->totals            = $period_totals;
+        $report_data->grouped_by        = $this->groupby;
+        $report_data->interval          = max( $this->interval, 1 );
+        $report_data->currency          = wpinv_get_currency();
+        $report_data->currency_symbol   = wpinv_currency_symbol();
+        $report_data->currency_position = wpinv_currency_position();
+        $report_data->decimal_places    = wpinv_decimals();
+        $report_data->thousands_sep     = wpinv_thousands_separator();
+        $report_data->decimals_sep      = wpinv_decimal_separator();
+        $report_data->start_date        = date( 'Y-m-d', strtotime( $this->report_range['after'] ) + DAY_IN_SECONDS );
+        $report_data->end_date          = date( 'Y-m-d', strtotime( $this->report_range['before'] ) - DAY_IN_SECONDS );
+        $report_data->start_date_locale = getpaid_format_date( date( 'Y-m-d', strtotime( $this->report_range['after'] ) + DAY_IN_SECONDS ) );
+        $report_data->end_date_locale   = getpaid_format_date( date( 'Y-m-d', strtotime( $this->report_range['before'] ) - DAY_IN_SECONDS ) );
+        $report_data->decimals_sep      = wpinv_decimal_separator();
+
+        $context = ! empty( $request['context'] ) ? $request['context'] : 'view';
+        $data    = $report_data;
+        unset( $data->invoice_counts, $data->invoices, $data->coupons, $data->refunds, $data->invoice_items );
+        $data    = $this->add_additional_fields_to_object( (array) $data, $request );
+        $data    = $this->filter_response_by_context( $data, $context );
+
+        // Wrap the data in a response object.
+        $response = rest_ensure_response( $data );
+        $response->add_links( array(
+            'about' => array(
+                'href' => rest_url( sprintf( '%s/reports', $this->namespace ) ),
+            ),
+        ) );
+
+        return apply_filters( 'getpaid_rest_prepare_report_sales', $response, $report_data, $request );
+    }
+
+    /**
+     * Get report data.
+     *
+     * @return stdClass
+     */
+    public function get_report_data() {
+        if ( empty( $this->report_data ) ) {
+            $this->query_report_data();
+        }
+        return $this->report_data;
+    }
+
+    /**
+     * Get all data needed for this report and store in the class.
+     */
+    protected function query_report_data() {
+
+        // Prepare reports.
+        $this->report_data = (object) array(
+            'invoice_counts' => $this->query_invoice_counts(),//count, post_date
+            'coupons'        => $this->query_coupon_counts(), // discount_amount, post_date
+            'invoice_items'  => $this->query_item_counts(), // invoice_item_count, post_date
+            'refunded_items' => $this->count_refunded_items(), // invoice_item_count, post_date
+            'invoices'       => $this->query_invoice_totals(), // total_sales, total_tax, total_discount, total_fees, subtotal, post_date
+            'refunds'        => $this->query_refunded_totals(), // total_sales, total_tax, total_discount, total_fees, subtotal, post_date
+            'previous_range' => $this->previous_range,
+        );
+
+        // Calculated totals.
+        $this->report_data->total_tax          = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_tax' ) ) );
+        $this->report_data->total_sales        = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_sales' ) ) );
+        $this->report_data->total_discount     = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_discount' ) ) );
+        $this->report_data->total_fees         = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_fees' ) ) );
+        $this->report_data->subtotal           = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'subtotal' ) ) );
+        $this->report_data->net_sales          = wpinv_round_amount( $this->report_data->total_sales - max( 0, $this->report_data->total_tax ) );
+        $this->report_data->total_refunded_tax = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_tax' ) ) );
+        $this->report_data->total_refunds      = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_sales' ) ) );
+        $this->report_data->refunded_discount  = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_discount' ) ) );
+        $this->report_data->refunded_fees      = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_fees' ) ) );
+        $this->report_data->refunded_subtotal  = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'subtotal' ) ) );
+        $this->report_data->net_refunds        = wpinv_round_amount( $this->report_data->total_refunds + max( 0, $this->report_data->total_refunded_tax ) );
+
+
+        // Calculate average based on net.
+        $this->report_data->average_sales       = wpinv_round_amount( $this->report_data->net_sales / max( $this->interval, 1 ), 2 );
+        $this->report_data->average_total_sales = wpinv_round_amount( $this->report_data->total_sales / max( $this->interval, 1 ), 2 );
+
+        // Total invoices in this period, even if refunded.
+        $this->report_data->total_invoices = absint( array_sum( wp_list_pluck( $this->report_data->invoice_counts, 'count' ) ) );
+
+        // Items invoiced in this period, even if refunded.
+        $this->report_data->total_items = absint( array_sum( wp_list_pluck( $this->report_data->invoice_items, 'invoice_item_count' ) ) );
+
+        // 3rd party filtering of report data
+        $this->report_data = apply_filters( 'getpaid_rest_api_filter_report_data', $this->report_data, $this );
+    }
+
+    /**
+     * Prepares invoice counts.
+     *
+     * @return array.
+     */
+    protected function query_invoice_counts() {
+
+        return (array) GetPaid_Reports_Helper::get_invoice_report_data(
+            array(
+                'data'         => array(
+                    'ID'        => array(
+                        'type'     => 'post_data',
+                        'function' => 'COUNT',
+                        'name'     => 'count',
+                        'distinct' => true,
+                    ),
+                    'post_date' => array(
+                        'type'     => 'post_data',
+                        'function' => '',
+                        'name'     => 'post_date',
+                    ),
+                ),
+                'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
+                'order_by'       => 'post_date ASC',
+                'query_type'     => 'get_results',
+                'filter_range'   => $this->report_range,
+                'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal' ),
+            )
+        );
+
+    }
+
+    /**
+     * Prepares coupon counts.
+     *
+     * @return array.
+     */
+    protected function query_coupon_counts() {
+
+        return (array) GetPaid_Reports_Helper::get_invoice_report_data(
+            array(
+                'data'         => array(
+                    'discount' => array(
+                        'type'     => 'invoice_data',
+                        'function' => 'SUM',
+                        'name'     => 'discount_amount',
+                    ),
+                    'post_date'       => array(
+                        'type'     => 'post_data',
+                        'function' => '',
+                        'name'     => 'post_date',
+                    ),
+                ),
+                'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
+                'order_by'       => 'post_date ASC',
+                'query_type'     => 'get_results',
+                'filter_range'   => $this->report_range,
+                'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal' ),
+            )
+        );
+
+    }
+
+    /**
+     * Prepares item counts.
+     *
+     * @return array.
+     */
+    protected function query_item_counts() {
+
+        return (array) GetPaid_Reports_Helper::get_invoice_report_data(
+            array(
+                'data'         => array(
+                    'quantity'      => array(
+                        'type'            => 'invoice_item',
+                        'function'        => 'SUM',
+                        'name'            => 'invoice_item_count',
+                    ),
+                    'post_date' => array(
+                        'type'     => 'post_data',
+                        'function' => '',
+                        'name'     => 'post_date',
+                    ),
+                ),
+                'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
+                'order_by'       => 'post_date ASC',
+                'query_type'     => 'get_results',
+                'filter_range'   => $this->report_range,
+                'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal' ),
+            )
+        );
+
+    }
+
+    /**
+     * Prepares refunded item counts.
+     *
+     * @return array.
+     */
+    protected function count_refunded_items() {
+
+        return (int) GetPaid_Reports_Helper::get_invoice_report_data(
+            array(
+                'data'         => array(
+                    'quantity'      => array(
+                        'type'            => 'invoice_item',
+                        'function'        => 'SUM',
+                        'name'            => 'invoice_item_count',
+                    ),
+                ),
+                'query_type'     => 'get_var',
+                'filter_range'   => $this->report_range,
+                'invoice_status' => array( 'wpi-refunded' ),
+            )
+        );
+
+    }
+
+    /**
+     * Prepares daily invoice totals.
+     *
+     * @return array.
+     */
+    protected function query_invoice_totals() {
+
+        return (array) GetPaid_Reports_Helper::get_invoice_report_data(
+            array(
+                'data'         => array(
+                    'total'      => array(
+                        'type'            => 'invoice_data',
+                        'function'        => 'SUM',
+                        'name'            => 'total_sales',
+                    ),
+                    'tax'      => array(
+                        'type'            => 'invoice_data',
+                        'function'        => 'SUM',
+                        'name'            => 'total_tax',
+                    ),
+                    'discount'      => array(
+                        'type'            => 'invoice_data',
+                        'function'        => 'SUM',
+                        'name'            => 'total_discount',
+                    ),
+                    'fees_total'      => array(
+                        'type'            => 'invoice_data',
+                        'function'        => 'SUM',
+                        'name'            => 'total_fees',
+                    ),
+                    'subtotal'      => array(
+                        'type'            => 'invoice_data',
+                        'function'        => 'SUM',
+                        'name'            => 'subtotal',
+                    ),
+                    'post_date' => array(
+                        'type'     => 'post_data',
+                        'function' => '',
+                        'name'     => 'post_date',
+                    ),
+                ),
+                'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
+                'order_by'       => 'post_date ASC',
+                'query_type'     => 'get_results',
+                'filter_range'   => $this->report_range,
+                'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-renewal' ),
+            )
+        );
+
+    }
+
+    /**
+     * Prepares daily invoice totals.
+     *
+     * @return array.
+     */
+    protected function query_refunded_totals() {
+
+        return (array) GetPaid_Reports_Helper::get_invoice_report_data(
+            array(
+                'data'         => array(
+                    'total'      => array(
+                        'type'            => 'invoice_data',
+                        'function'        => 'SUM',
+                        'name'            => 'total_sales',
+                    ),
+                    'tax'      => array(
+                        'type'            => 'invoice_data',
+                        'function'        => 'SUM',
+                        'name'            => 'total_tax',
+                    ),
+                    'discount'      => array(
+                        'type'            => 'invoice_data',
+                        'function'        => 'SUM',
+                        'name'            => 'total_discount',
+                    ),
+                    'fees_total'      => array(
+                        'type'            => 'invoice_data',
+                        'function'        => 'SUM',
+                        'name'            => 'total_fees',
+                    ),
+                    'subtotal'      => array(
+                        'type'            => 'invoice_data',
+                        'function'        => 'SUM',
+                        'name'            => 'subtotal',
+                    ),
+                    'post_date' => array(
+                        'type'     => 'post_data',
+                        'function' => '',
+                        'name'     => 'post_date',
+                    ),
+                ),
+                'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
+                'order_by'       => 'post_date ASC',
+                'query_type'     => 'get_results',
+                'filter_range'   => $this->report_range,
+                'invoice_status' => array( 'wpi-refunded' ),
+            )
+        );
+
+    }
+
+    /**
+     * Get the Report's schema, conforming to JSON Schema.
+     *
+     * @return array
+     */
+    public function get_item_schema() {
+
+        $schema = array(
+            '$schema'    => 'http://json-schema.org/draft-04/schema#',
+            'title'      => 'sales_report',
+            'type'       => 'object',
+            'properties' => array(
+                'total_sales' => array(
+                    'description' => __( 'Gross sales in the period.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'net_sales' => array(
+                    'description' => __( 'Net sales in the period.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'average_sales' => array(
+                    'description' => __( 'Average net daily sales.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'average_total_sales' => array(
+                    'description' => __( 'Average gross daily sales.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'total_invoices'  => array(
+                    'description' => __( 'Number of paid invoices.', 'invoicing' ),
+                    'type'        => 'integer',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'total_items' => array(
+                    'description' => __( 'Number of items purchased.', 'invoicing' ),
+                    'type'        => 'integer',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'refunded_items' => array(
+                    'description' => __( 'Number of items refunded.', 'invoicing' ),
+                    'type'        => 'integer',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'total_tax' => array(
+                    'description' => __( 'Total charged for taxes.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'total_refunded_tax' => array(
+                    'description' => __( 'Total refunded for taxes.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'total_fees' => array(
+                    'description' => __( 'Total fees charged.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'total_refunds' => array(
+                    'description' => __( 'Total of refunded invoices.', 'invoicing' ),
+                    'type'        => 'integer',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'net_refunds' => array(
+                    'description' => __( 'Net of refunded invoices.', 'invoicing' ),
+                    'type'        => 'integer',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'total_discount' => array(
+                    'description' => __( 'Total of discounts used.', 'invoicing' ),
+                    'type'        => 'integer',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'totals' => array(
+                    'description' => __( 'Totals.', 'invoicing' ),
+                    'type'        => 'array',
+                    'items'       => array(
+                        'type'    => 'array',
+                    ),
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'interval' => array(
+                    'description' => __( 'Number of months/days in the report period.', 'invoicing' ),
+                    'type'        => 'integer',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'previous_range'  => array(
+                    'description' => __( 'The previous report period.', 'invoicing' ),
+                    'type'        => 'array',
+                    'items'       => array(
+                        'type'    => 'string',
+                    ),
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'grouped_by' => array(
+                    'description' => __( 'The period used to group the totals.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'enum'        => array( 'day', 'month' ),
+                    'readonly'    => true,
+                ),
+                'currency' => array(
+                    'description' => __( 'The default store currency.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'currency_symbol' => array(
+                    'description' => __( 'The default store currency symbol.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'currency_position' => array(
+                    'description' => __( 'The default store currency position.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'decimal_places' => array(
+                    'description' => __( 'The default store decimal places.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'thousands_sep' => array(
+                    'description' => __( 'The default store thousands separator.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'decimals_sep' => array(
+                    'description' => __( 'The default store decimals separator.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+            ),
+        );
+
+        return $this->add_additional_fields_schema( $schema );
+
+    }
 
 }

Spacing +157 added lines, -157 removed lines

@@ -9,7 +9,7 @@ 
  * @since   2.0.0
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * GetPaid REST reports controller class.
@@ -46,7 +46,7 @@ 
 	 *
 	 * @see register_rest_route()
 	 */
-	public function register_namespace_routes( $namespace ) {
+	public function register_namespace_routes($namespace) {
 
 		// Get sales report.
 		register_rest_route(
@@ -55,11 +55,11 @@ 
 			array(
 				array(
 					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_items' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
+					'callback'            => array($this, 'get_items'),
+					'permission_callback' => array($this, 'get_items_permissions_check'),
 					'args'                => $this->get_collection_params(),
 				),
-				'schema' => array( $this, 'get_public_item_schema' ),
+				'schema' => array($this, 'get_public_item_schema'),
 			)
 		);
 
@@ -72,10 +72,10 @@ 
 	 * @param WP_REST_Request $request Full data about the request.
 	 * @return WP_Error|boolean
 	 */
-	public function get_items_permissions_check( $request ) {
+	public function get_items_permissions_check($request) {
 
-		if ( ! wpinv_current_user_can_manage_invoicing() ) {
-			return new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot list resources.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+		if (!wpinv_current_user_can_manage_invoicing()) {
+			return new WP_Error('rest_cannot_view', __('Sorry, you cannot list resources.', 'invoicing'), array('status' => rest_authorization_required_code()));
 		}
 
 		return true;
@@ -87,12 +87,12 @@ 
 	 * @param WP_REST_Request $request
 	 * @return array|WP_Error
 	 */
-	public function get_items( $request ) {
+	public function get_items($request) {
 		$data   = array();
-		$item   = $this->prepare_item_for_response( null, $request );
-		$data[] = $this->prepare_response_for_collection( $item );
+		$item   = $this->prepare_item_for_response(null, $request);
+		$data[] = $this->prepare_response_for_collection($item);
 
-		return rest_ensure_response( $data );
+		return rest_ensure_response($data);
 	}
 
 	/**
@@ -102,166 +102,166 @@ 
 	 * @param WP_REST_Request $request Request object.
 	 * @return WP_REST_Response $response Response data.
 	 */
-	public function prepare_item_for_response( $_, $request ) {
+	public function prepare_item_for_response($_, $request) {
 
 		// Set report range.
-		$this->report_range = $this->get_date_range( $request );
+		$this->report_range = $this->get_date_range($request);
 
 		$report_data     = $this->get_report_data();
 		$period_totals   = array();
 
 		// Setup period totals by ensuring each period in the interval has data.
-		$start_date      = strtotime( $this->report_range['after'] ) + DAY_IN_SECONDS;
+		$start_date      = strtotime($this->report_range['after']) + DAY_IN_SECONDS;
 
-		if ( 'month' === $this->groupby ) {
-			$start_date      = strtotime( date( 'Y-m-01', $start_date ) );
+		if ('month' === $this->groupby) {
+			$start_date = strtotime(date('Y-m-01', $start_date));
 		}
 
-		for ( $i = 0; $i < $this->interval; $i++ ) {
+		for ($i = 0; $i < $this->interval; $i++) {
 
-			switch ( $this->groupby ) {
+			switch ($this->groupby) {
 				case 'day' :
-					$time = date( 'Y-m-d', strtotime( "+{$i} DAY", $start_date ) );
+					$time = date('Y-m-d', strtotime("+{$i} DAY", $start_date));
 					break;
 				default :
-					$time = date( 'Y-m', strtotime( "+{$i} MONTH", $start_date ) );
+					$time = date('Y-m', strtotime("+{$i} MONTH", $start_date));
 					break;
 			}
 
 			// Set the defaults for each period.
-			$period_totals[ $time ] = array(
+			$period_totals[$time] = array(
 				'invoices'          => 0,
 				'items'             => 0,
 				'refunded_items'    => 0,
-				'refunded_tax'      => wpinv_round_amount( 0.00 ),
-				'subtotal'          => wpinv_round_amount( 0.00 ),
-				'refunded_subtotal' => wpinv_round_amount( 0.00 ),
-				'refunded_fees'     => wpinv_round_amount( 0.00 ),
-				'discount'          => wpinv_round_amount( 0.00 ),
+				'refunded_tax'      => wpinv_round_amount(0.00),
+				'subtotal'          => wpinv_round_amount(0.00),
+				'refunded_subtotal' => wpinv_round_amount(0.00),
+				'refunded_fees'     => wpinv_round_amount(0.00),
+				'discount'          => wpinv_round_amount(0.00),
 			);
 
-			foreach( array_keys( wpinv_get_report_graphs() ) as $key ) {
-				if ( ! isset( $period_totals[ $time ][ $key ] ) ) {
-					$period_totals[ $time ][ $key ] = wpinv_round_amount( 0.00 );
+			foreach (array_keys(wpinv_get_report_graphs()) as $key) {
+				if (!isset($period_totals[$time][$key])) {
+					$period_totals[$time][$key] = wpinv_round_amount(0.00);
 				}
 			}
 
 		}
 
 		// add total sales, total invoice count, total tax for each period
-		$date_format = ( 'day' === $this->groupby ) ? 'Y-m-d' : 'Y-m';
-		foreach ( $report_data->invoices as $invoice ) {
-			$time = date( $date_format, strtotime( $invoice->post_date ) );
+		$date_format = ('day' === $this->groupby) ? 'Y-m-d' : 'Y-m';
+		foreach ($report_data->invoices as $invoice) {
+			$time = date($date_format, strtotime($invoice->post_date));
 
-			if ( ! isset( $period_totals[ $time ] ) ) {
+			if (!isset($period_totals[$time])) {
 				continue;
 			}
 
-			$period_totals[ $time ]['sales']    = wpinv_round_amount( $invoice->total_sales );
-			$period_totals[ $time ]['tax']      = wpinv_round_amount( $invoice->total_tax );
-			$period_totals[ $time ]['subtotal'] = wpinv_round_amount( $invoice->subtotal );
-			$period_totals[ $time ]['fees']     = wpinv_round_amount( $invoice->total_fees );
+			$period_totals[$time]['sales']    = wpinv_round_amount($invoice->total_sales);
+			$period_totals[$time]['tax']      = wpinv_round_amount($invoice->total_tax);
+			$period_totals[$time]['subtotal'] = wpinv_round_amount($invoice->subtotal);
+			$period_totals[$time]['fees']     = wpinv_round_amount($invoice->total_fees);
 
 		}
 
-		foreach ( $report_data->refunds as $invoice ) {
-			$time = date( $date_format, strtotime( $invoice->post_date ) );
+		foreach ($report_data->refunds as $invoice) {
+			$time = date($date_format, strtotime($invoice->post_date));
 
-			if ( ! isset( $period_totals[ $time ] ) ) {
+			if (!isset($period_totals[$time])) {
 				continue;
 			}
 
-			$period_totals[ $time ]['refunds']           = wpinv_round_amount( $invoice->total_sales );
-			$period_totals[ $time ]['refunded_tax']      = wpinv_round_amount( $invoice->total_tax );
-			$period_totals[ $time ]['refunded_subtotal'] = wpinv_round_amount( $invoice->subtotal );
-			$period_totals[ $time ]['refunded_fees']     = wpinv_round_amount( $invoice->total_fees );
+			$period_totals[$time]['refunds']           = wpinv_round_amount($invoice->total_sales);
+			$period_totals[$time]['refunded_tax']      = wpinv_round_amount($invoice->total_tax);
+			$period_totals[$time]['refunded_subtotal'] = wpinv_round_amount($invoice->subtotal);
+			$period_totals[$time]['refunded_fees']     = wpinv_round_amount($invoice->total_fees);
 
 		}
 
-		foreach ( $report_data->invoice_counts as $invoice ) {
-			$time = date( $date_format, strtotime( $invoice->post_date ) );
+		foreach ($report_data->invoice_counts as $invoice) {
+			$time = date($date_format, strtotime($invoice->post_date));
 
-			if ( isset( $period_totals[ $time ] ) ) {
-				$period_totals[ $time ]['invoices']   = (int) $invoice->count;
+			if (isset($period_totals[$time])) {
+				$period_totals[$time]['invoices'] = (int) $invoice->count;
 			}
 
 		}
 
 		// Add total invoice items for each period.
-		foreach ( $report_data->invoice_items as $invoice_item ) {
-			$time = ( 'day' === $this->groupby ) ? date( 'Y-m-d', strtotime( $invoice_item->post_date ) ) : date( 'Y-m', strtotime( $invoice_item->post_date ) );
+		foreach ($report_data->invoice_items as $invoice_item) {
+			$time = ('day' === $this->groupby) ? date('Y-m-d', strtotime($invoice_item->post_date)) : date('Y-m', strtotime($invoice_item->post_date));
 
-			if ( isset( $period_totals[ $time ] ) ) {
-				$period_totals[ $time ]['items'] = (int) $invoice_item->invoice_item_count;
+			if (isset($period_totals[$time])) {
+				$period_totals[$time]['items'] = (int) $invoice_item->invoice_item_count;
 			}
 
 		}
 
 		// Add total discount for each period.
-		foreach ( $report_data->coupons as $discount ) {
-			$time = ( 'day' === $this->groupby ) ? date( 'Y-m-d', strtotime( $discount->post_date ) ) : date( 'Y-m', strtotime( $discount->post_date ) );
+		foreach ($report_data->coupons as $discount) {
+			$time = ('day' === $this->groupby) ? date('Y-m-d', strtotime($discount->post_date)) : date('Y-m', strtotime($discount->post_date));
 
-			if ( isset( $period_totals[ $time ] ) ) {
-				$period_totals[ $time ]['discount'] = wpinv_round_amount( $discount->discount_amount );
+			if (isset($period_totals[$time])) {
+				$period_totals[$time]['discount'] = wpinv_round_amount($discount->discount_amount);
 			}
 
 		}
 
 		// Extra fields.
-		foreach( array_keys( wpinv_get_report_graphs() ) as $key ) {
+		foreach (array_keys(wpinv_get_report_graphs()) as $key) {
 
 			// Abort unprepared.
-			if ( ! isset( $report_data->$key ) ) {
+			if (!isset($report_data->$key)) {
 				continue;
 			}
 
 			// Abort defaults.
-			if ( in_array( $key, array( 'sales', 'refunds', 'tax', 'fees', 'discount', 'invoices', 'items' ) ) ) {
+			if (in_array($key, array('sales', 'refunds', 'tax', 'fees', 'discount', 'invoices', 'items'))) {
 				continue;
 			}
 
 			// Set values.
-			foreach ( $report_data->$key as $item ) {
-				$time = ( 'day' === $this->groupby ) ? date( 'Y-m-d', strtotime( $item->date ) ) : date( 'Y-m', strtotime( $item->date ) );
+			foreach ($report_data->$key as $item) {
+				$time = ('day' === $this->groupby) ? date('Y-m-d', strtotime($item->date)) : date('Y-m', strtotime($item->date));
 
-				if ( isset( $period_totals[ $time ] ) ) {
-					$period_totals[ $time ][ $key ] = wpinv_round_amount( $item->val );
+				if (isset($period_totals[$time])) {
+					$period_totals[$time][$key] = wpinv_round_amount($item->val);
 				}
 			}
 
-			unset( $report_data->$key );
+			unset($report_data->$key);
 		}
 
 		$report_data->totals            = $period_totals;
 		$report_data->grouped_by        = $this->groupby;
-		$report_data->interval          = max( $this->interval, 1 );
+		$report_data->interval          = max($this->interval, 1);
 		$report_data->currency          = wpinv_get_currency();
 		$report_data->currency_symbol   = wpinv_currency_symbol();
 		$report_data->currency_position = wpinv_currency_position();
 		$report_data->decimal_places    = wpinv_decimals();
 		$report_data->thousands_sep     = wpinv_thousands_separator();
 		$report_data->decimals_sep      = wpinv_decimal_separator();
-		$report_data->start_date        = date( 'Y-m-d', strtotime( $this->report_range['after'] ) + DAY_IN_SECONDS );
-		$report_data->end_date          = date( 'Y-m-d', strtotime( $this->report_range['before'] ) - DAY_IN_SECONDS );
-		$report_data->start_date_locale = getpaid_format_date( date( 'Y-m-d', strtotime( $this->report_range['after'] ) + DAY_IN_SECONDS ) );
-		$report_data->end_date_locale   = getpaid_format_date( date( 'Y-m-d', strtotime( $this->report_range['before'] ) - DAY_IN_SECONDS ) );
+		$report_data->start_date        = date('Y-m-d', strtotime($this->report_range['after']) + DAY_IN_SECONDS);
+		$report_data->end_date          = date('Y-m-d', strtotime($this->report_range['before']) - DAY_IN_SECONDS);
+		$report_data->start_date_locale = getpaid_format_date(date('Y-m-d', strtotime($this->report_range['after']) + DAY_IN_SECONDS));
+		$report_data->end_date_locale   = getpaid_format_date(date('Y-m-d', strtotime($this->report_range['before']) - DAY_IN_SECONDS));
 		$report_data->decimals_sep      = wpinv_decimal_separator();
 
-		$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
+		$context = !empty($request['context']) ? $request['context'] : 'view';
 		$data    = $report_data;
-		unset( $data->invoice_counts, $data->invoices, $data->coupons, $data->refunds, $data->invoice_items );
-		$data    = $this->add_additional_fields_to_object( (array) $data, $request );
-		$data    = $this->filter_response_by_context( $data, $context );
+		unset($data->invoice_counts, $data->invoices, $data->coupons, $data->refunds, $data->invoice_items);
+		$data    = $this->add_additional_fields_to_object((array) $data, $request);
+		$data    = $this->filter_response_by_context($data, $context);
 
 		// Wrap the data in a response object.
-		$response = rest_ensure_response( $data );
-		$response->add_links( array(
+		$response = rest_ensure_response($data);
+		$response->add_links(array(
 			'about' => array(
-				'href' => rest_url( sprintf( '%s/reports', $this->namespace ) ),
+				'href' => rest_url(sprintf('%s/reports', $this->namespace)),
 			),
-		) );
+		));
 
-		return apply_filters( 'getpaid_rest_prepare_report_sales', $response, $report_data, $request );
+		return apply_filters('getpaid_rest_prepare_report_sales', $response, $report_data, $request);
 	}
 
 	/**
@@ -270,7 +270,7 @@ 
 	 * @return stdClass
 	 */
 	public function get_report_data() {
-		if ( empty( $this->report_data ) ) {
+		if (empty($this->report_data)) {
 			$this->query_report_data();
 		}
 		return $this->report_data;
@@ -283,7 +283,7 @@ 
 
 		// Prepare reports.
 		$this->report_data = (object) array(
-			'invoice_counts' => $this->query_invoice_counts(),//count, post_date
+			'invoice_counts' => $this->query_invoice_counts(), //count, post_date
 			'coupons'        => $this->query_coupon_counts(), // discount_amount, post_date
 			'invoice_items'  => $this->query_item_counts(), // invoice_item_count, post_date
 			'refunded_items' => $this->count_refunded_items(), // invoice_item_count, post_date
@@ -293,32 +293,32 @@ 
 		);
 
 		// Calculated totals.
-		$this->report_data->total_tax          = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_tax' ) ) );
-		$this->report_data->total_sales        = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_sales' ) ) );
-		$this->report_data->total_discount     = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_discount' ) ) );
-		$this->report_data->total_fees         = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'total_fees' ) ) );
-		$this->report_data->subtotal           = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->invoices, 'subtotal' ) ) );
-		$this->report_data->net_sales          = wpinv_round_amount( $this->report_data->total_sales - max( 0, $this->report_data->total_tax ) );
-		$this->report_data->total_refunded_tax = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_tax' ) ) );
-		$this->report_data->total_refunds      = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_sales' ) ) );
-		$this->report_data->refunded_discount  = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_discount' ) ) );
-		$this->report_data->refunded_fees      = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'total_fees' ) ) );
-		$this->report_data->refunded_subtotal  = wpinv_round_amount( array_sum( wp_list_pluck( $this->report_data->refunds, 'subtotal' ) ) );
-		$this->report_data->net_refunds        = wpinv_round_amount( $this->report_data->total_refunds + max( 0, $this->report_data->total_refunded_tax ) );
+		$this->report_data->total_tax          = wpinv_round_amount(array_sum(wp_list_pluck($this->report_data->invoices, 'total_tax')));
+		$this->report_data->total_sales        = wpinv_round_amount(array_sum(wp_list_pluck($this->report_data->invoices, 'total_sales')));
+		$this->report_data->total_discount     = wpinv_round_amount(array_sum(wp_list_pluck($this->report_data->invoices, 'total_discount')));
+		$this->report_data->total_fees         = wpinv_round_amount(array_sum(wp_list_pluck($this->report_data->invoices, 'total_fees')));
+		$this->report_data->subtotal           = wpinv_round_amount(array_sum(wp_list_pluck($this->report_data->invoices, 'subtotal')));
+		$this->report_data->net_sales          = wpinv_round_amount($this->report_data->total_sales - max(0, $this->report_data->total_tax));
+		$this->report_data->total_refunded_tax = wpinv_round_amount(array_sum(wp_list_pluck($this->report_data->refunds, 'total_tax')));
+		$this->report_data->total_refunds      = wpinv_round_amount(array_sum(wp_list_pluck($this->report_data->refunds, 'total_sales')));
+		$this->report_data->refunded_discount  = wpinv_round_amount(array_sum(wp_list_pluck($this->report_data->refunds, 'total_discount')));
+		$this->report_data->refunded_fees      = wpinv_round_amount(array_sum(wp_list_pluck($this->report_data->refunds, 'total_fees')));
+		$this->report_data->refunded_subtotal  = wpinv_round_amount(array_sum(wp_list_pluck($this->report_data->refunds, 'subtotal')));
+		$this->report_data->net_refunds        = wpinv_round_amount($this->report_data->total_refunds + max(0, $this->report_data->total_refunded_tax));
 
 
 		// Calculate average based on net.
-		$this->report_data->average_sales       = wpinv_round_amount( $this->report_data->net_sales / max( $this->interval, 1 ), 2 );
-		$this->report_data->average_total_sales = wpinv_round_amount( $this->report_data->total_sales / max( $this->interval, 1 ), 2 );
+		$this->report_data->average_sales       = wpinv_round_amount($this->report_data->net_sales / max($this->interval, 1), 2);
+		$this->report_data->average_total_sales = wpinv_round_amount($this->report_data->total_sales / max($this->interval, 1), 2);
 
 		// Total invoices in this period, even if refunded.
-		$this->report_data->total_invoices = absint( array_sum( wp_list_pluck( $this->report_data->invoice_counts, 'count' ) ) );
+		$this->report_data->total_invoices = absint(array_sum(wp_list_pluck($this->report_data->invoice_counts, 'count')));
 
 		// Items invoiced in this period, even if refunded.
-		$this->report_data->total_items = absint( array_sum( wp_list_pluck( $this->report_data->invoice_items, 'invoice_item_count' ) ) );
+		$this->report_data->total_items = absint(array_sum(wp_list_pluck($this->report_data->invoice_items, 'invoice_item_count')));
 
 		// 3rd party filtering of report data
-		$this->report_data = apply_filters( 'getpaid_rest_api_filter_report_data', $this->report_data, $this );
+		$this->report_data = apply_filters('getpaid_rest_api_filter_report_data', $this->report_data, $this);
 	}
 
 	/**
@@ -343,11 +343,11 @@ 
 						'name'     => 'post_date',
 					),
 				),
-				'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
+				'group_by'       => $this->get_group_by_sql('posts.post_date'),
 				'order_by'       => 'post_date ASC',
 				'query_type'     => 'get_results',
 				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal' ),
+				'invoice_status' => array('publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal'),
 			)
 		);
 
@@ -374,11 +374,11 @@ 
 						'name'     => 'post_date',
 					),
 				),
-				'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
+				'group_by'       => $this->get_group_by_sql('posts.post_date'),
 				'order_by'       => 'post_date ASC',
 				'query_type'     => 'get_results',
 				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal' ),
+				'invoice_status' => array('publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal'),
 			)
 		);
 
@@ -405,11 +405,11 @@ 
 						'name'     => 'post_date',
 					),
 				),
-				'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
+				'group_by'       => $this->get_group_by_sql('posts.post_date'),
 				'order_by'       => 'post_date ASC',
 				'query_type'     => 'get_results',
 				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal' ),
+				'invoice_status' => array('publish', 'wpi-processing', 'wpi-onhold', 'wpi-refunded', 'wpi-renewal'),
 			)
 		);
 
@@ -433,7 +433,7 @@ 
 				),
 				'query_type'     => 'get_var',
 				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'wpi-refunded' ),
+				'invoice_status' => array('wpi-refunded'),
 			)
 		);
 
@@ -480,11 +480,11 @@ 
 						'name'     => 'post_date',
 					),
 				),
-				'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
+				'group_by'       => $this->get_group_by_sql('posts.post_date'),
 				'order_by'       => 'post_date ASC',
 				'query_type'     => 'get_results',
 				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'publish', 'wpi-processing', 'wpi-onhold', 'wpi-renewal' ),
+				'invoice_status' => array('publish', 'wpi-processing', 'wpi-onhold', 'wpi-renewal'),
 			)
 		);
 
@@ -531,11 +531,11 @@ 
 						'name'     => 'post_date',
 					),
 				),
-				'group_by'       => $this->get_group_by_sql( 'posts.post_date' ),
+				'group_by'       => $this->get_group_by_sql('posts.post_date'),
 				'order_by'       => 'post_date ASC',
 				'query_type'     => 'get_results',
 				'filter_range'   => $this->report_range,
-				'invoice_status' => array( 'wpi-refunded' ),
+				'invoice_status' => array('wpi-refunded'),
 			)
 		);
 
@@ -554,154 +554,154 @@ 
 			'type'       => 'object',
 			'properties' => array(
 				'total_sales' => array(
-					'description' => __( 'Gross sales in the period.', 'invoicing' ),
+					'description' => __('Gross sales in the period.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'net_sales' => array(
-					'description' => __( 'Net sales in the period.', 'invoicing' ),
+					'description' => __('Net sales in the period.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'average_sales' => array(
-					'description' => __( 'Average net daily sales.', 'invoicing' ),
+					'description' => __('Average net daily sales.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'average_total_sales' => array(
-					'description' => __( 'Average gross daily sales.', 'invoicing' ),
+					'description' => __('Average gross daily sales.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'total_invoices'  => array(
-					'description' => __( 'Number of paid invoices.', 'invoicing' ),
+					'description' => __('Number of paid invoices.', 'invoicing'),
 					'type'        => 'integer',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'total_items' => array(
-					'description' => __( 'Number of items purchased.', 'invoicing' ),
+					'description' => __('Number of items purchased.', 'invoicing'),
 					'type'        => 'integer',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'refunded_items' => array(
-					'description' => __( 'Number of items refunded.', 'invoicing' ),
+					'description' => __('Number of items refunded.', 'invoicing'),
 					'type'        => 'integer',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'total_tax' => array(
-					'description' => __( 'Total charged for taxes.', 'invoicing' ),
+					'description' => __('Total charged for taxes.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'total_refunded_tax' => array(
-					'description' => __( 'Total refunded for taxes.', 'invoicing' ),
+					'description' => __('Total refunded for taxes.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'total_fees' => array(
-					'description' => __( 'Total fees charged.', 'invoicing' ),
+					'description' => __('Total fees charged.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'total_refunds' => array(
-					'description' => __( 'Total of refunded invoices.', 'invoicing' ),
+					'description' => __('Total of refunded invoices.', 'invoicing'),
 					'type'        => 'integer',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'net_refunds' => array(
-					'description' => __( 'Net of refunded invoices.', 'invoicing' ),
+					'description' => __('Net of refunded invoices.', 'invoicing'),
 					'type'        => 'integer',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'total_discount' => array(
-					'description' => __( 'Total of discounts used.', 'invoicing' ),
+					'description' => __('Total of discounts used.', 'invoicing'),
 					'type'        => 'integer',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'totals' => array(
-					'description' => __( 'Totals.', 'invoicing' ),
+					'description' => __('Totals.', 'invoicing'),
 					'type'        => 'array',
 					'items'       => array(
 						'type'    => 'array',
 					),
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'interval' => array(
-					'description' => __( 'Number of months/days in the report period.', 'invoicing' ),
+					'description' => __('Number of months/days in the report period.', 'invoicing'),
 					'type'        => 'integer',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'previous_range'  => array(
-					'description' => __( 'The previous report period.', 'invoicing' ),
+					'description' => __('The previous report period.', 'invoicing'),
 					'type'        => 'array',
 					'items'       => array(
 						'type'    => 'string',
 					),
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'grouped_by' => array(
-					'description' => __( 'The period used to group the totals.', 'invoicing' ),
+					'description' => __('The period used to group the totals.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'enum'        => array( 'day', 'month' ),
+					'context'     => array('view'),
+					'enum'        => array('day', 'month'),
 					'readonly'    => true,
 				),
 				'currency' => array(
-					'description' => __( 'The default store currency.', 'invoicing' ),
+					'description' => __('The default store currency.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'currency_symbol' => array(
-					'description' => __( 'The default store currency symbol.', 'invoicing' ),
+					'description' => __('The default store currency symbol.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'currency_position' => array(
-					'description' => __( 'The default store currency position.', 'invoicing' ),
+					'description' => __('The default store currency position.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'decimal_places' => array(
-					'description' => __( 'The default store decimal places.', 'invoicing' ),
+					'description' => __('The default store decimal places.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'thousands_sep' => array(
-					'description' => __( 'The default store thousands separator.', 'invoicing' ),
+					'description' => __('The default store thousands separator.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'decimals_sep' => array(
-					'description' => __( 'The default store decimals separator.', 'invoicing' ),
+					'description' => __('The default store decimals separator.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 			),
 		);
 
-		return $this->add_additional_fields_schema( $schema );
+		return $this->add_additional_fields_schema($schema);
 
 	}
 

includes/reports/class-getpaid-reports-report.php

Indentation +180 added lines, -180 removed lines

@@ -12,88 +12,88 @@ 
  */
 class GetPaid_Reports_Report {
 
-	/**
-	 * @var array
-	 */
-	public $views;
+    /**
+     * @var array
+     */
+    public $views;
 
-	/**
-	 * Class constructor.
-	 *
-	 */
-	public function __construct() {
+    /**
+     * Class constructor.
+     *
+     */
+    public function __construct() {
 
-		$this->views        = array(
+        $this->views        = array(
 
             'items'     => array(
-				'label' => __( 'Items', 'invoicing' ),
-				'class' => 'GetPaid_Reports_Report_Items',
-			),
+                'label' => __( 'Items', 'invoicing' ),
+                'class' => 'GetPaid_Reports_Report_Items',
+            ),
 
-			'gateways'  => array(
-				'label' => __( 'Payment Methods', 'invoicing' ),
-				'class' => 'GetPaid_Reports_Report_Gateways',
-			),
+            'gateways'  => array(
+                'label' => __( 'Payment Methods', 'invoicing' ),
+                'class' => 'GetPaid_Reports_Report_Gateways',
+            ),
 
-			'discounts'  => array(
-				'label' => __( 'Discount Codes', 'invoicing' ),
-				'class' => 'GetPaid_Reports_Report_Discounts',
-			),
+            'discounts'  => array(
+                'label' => __( 'Discount Codes', 'invoicing' ),
+                'class' => 'GetPaid_Reports_Report_Discounts',
+            ),
 
         );
 
-		$this->views        = apply_filters( 'wpinv_report_views', $this->views );
-
-	}
-
-	/**
-	 * Retrieves the current range.
-	 *
-	 */
-	public function get_range() {
-		$valid_ranges = $this->get_periods();
-
-		if ( isset( $_GET['date_range'] ) && array_key_exists( $_GET['date_range'], $valid_ranges ) ) {
-			return sanitize_key( $_GET['date_range'] );
-		}
-
-		return '7_days';
-	}
-
-	/**
-	 * Returns an array of date ranges.
-	 *
-	 * @return array
-	 */
-	public function get_periods() {
-
-		$periods = array(
-			'today'        => __( 'Today', 'invoicing' ),
-			'yesterday'    => __( 'Yesterday', 'invoicing' ),
-			'week'         => __( 'This week', 'invoicing' ),
-			'last_week'    => __( 'Last week', 'invoicing' ),
-			'7_days'       => __( 'Last 7 days', 'invoicing' ),
-			'month'        => __( 'This month', 'invoicing' ),
-			'last_month'   => __( 'Last month', 'invoicing' ),
-			'30_days'      => __( 'Last 30 days', 'invoicing' ),
-			'quarter'      => __( 'This Quarter', 'invoicing' ),
-			'last_quarter' => __( 'Last Quarter', 'invoicing' ),
-			'year'         => __( 'This year', 'invoicing' ),
-			'last_year'    => __( 'Last Year', 'invoicing' ),
-			'custom'       => __( 'Custom Date Range', 'invoicing' ),
-		);
-
-		return apply_filters( 'getpaid_earning_periods', $periods );
-	}
-
-	/**
-	 * Displays the range selector.
-	 *
-	 */
-	public function display_range_selector() {
-
-		$range = $this->get_range();
-		?>
+        $this->views        = apply_filters( 'wpinv_report_views', $this->views );
+
+    }
+
+    /**
+     * Retrieves the current range.
+     *
+     */
+    public function get_range() {
+        $valid_ranges = $this->get_periods();
+
+        if ( isset( $_GET['date_range'] ) && array_key_exists( $_GET['date_range'], $valid_ranges ) ) {
+            return sanitize_key( $_GET['date_range'] );
+        }
+
+        return '7_days';
+    }
+
+    /**
+     * Returns an array of date ranges.
+     *
+     * @return array
+     */
+    public function get_periods() {
+
+        $periods = array(
+            'today'        => __( 'Today', 'invoicing' ),
+            'yesterday'    => __( 'Yesterday', 'invoicing' ),
+            'week'         => __( 'This week', 'invoicing' ),
+            'last_week'    => __( 'Last week', 'invoicing' ),
+            '7_days'       => __( 'Last 7 days', 'invoicing' ),
+            'month'        => __( 'This month', 'invoicing' ),
+            'last_month'   => __( 'Last month', 'invoicing' ),
+            '30_days'      => __( 'Last 30 days', 'invoicing' ),
+            'quarter'      => __( 'This Quarter', 'invoicing' ),
+            'last_quarter' => __( 'Last Quarter', 'invoicing' ),
+            'year'         => __( 'This year', 'invoicing' ),
+            'last_year'    => __( 'Last Year', 'invoicing' ),
+            'custom'       => __( 'Custom Date Range', 'invoicing' ),
+        );
+
+        return apply_filters( 'getpaid_earning_periods', $periods );
+    }
+
+    /**
+     * Displays the range selector.
+     *
+     */
+    public function display_range_selector() {
+
+        $range = $this->get_range();
+        ?>
 
 			<form method="get" class="getpaid-filter-earnings float-right">
 				<?php getpaid_hidden_field( 'page', isset( $_GET['page'] ) ? wpinv_clean( $_GET['page'] ) : 'wpinv-reports' );  ?>
@@ -115,14 +115,14 @@ 
 			</form>
 
 		<?php
-	}
+    }
 
-	/**
-	 * Displays the reports tab.
-	 *
-	 */
-	public function display() {
-		?>
+    /**
+     * Displays the reports tab.
+     *
+     */
+    public function display() {
+        ?>
 
 		<div class="mt-4">
 
@@ -202,16 +202,16 @@ 
 
 		<?php
 
-	}
+    }
 
-	/**
-	 * Displays the left side.
-	 *
-	 */
-	public function display_left() {
-		$graphs = wpinv_get_report_graphs();
+    /**
+     * Displays the left side.
+     *
+     */
+    public function display_left() {
+        $graphs = wpinv_get_report_graphs();
 
-		?>
+        ?>
 
 			<?php foreach ( $graphs as $key => $graph ) : ?>
 				<div class="row mb-4">
@@ -230,35 +230,35 @@ 
 
 		<?php
 
-	}
-
-	/**
-	 * Retrieves the download url.
-	 *
-	 */
-	public function get_download_url( $graph, $file_type ) {
-
-		return wp_nonce_url(
-			add_query_arg(
-				array(
-					'getpaid-admin-action' => 'download_graph',
-					'file_type'            => urlencode( $file_type ),
-					'graph'                => urlencode( $graph ),
-				)
-			),
-			'getpaid-nonce',
-			'getpaid-nonce'
-		);
+    }
+
+    /**
+     * Retrieves the download url.
+     *
+     */
+    public function get_download_url( $graph, $file_type ) {
+
+        return wp_nonce_url(
+            add_query_arg(
+                array(
+                    'getpaid-admin-action' => 'download_graph',
+                    'file_type'            => urlencode( $file_type ),
+                    'graph'                => urlencode( $graph ),
+                )
+            ),
+            'getpaid-nonce',
+            'getpaid-nonce'
+        );
 
-	}
+    }
 
-	/**
-	 * Displays the right side.
-	 *
-	 */
-	public function display_right() {
+    /**
+     * Displays the right side.
+     *
+     */
+    public function display_right() {
 
-		?>
+        ?>
 
 			<?php foreach ( $this->views as $key => $view ) : ?>
 				<div class="row mb-4">
@@ -287,10 +287,10 @@ 
 							</div>
 							<div class="card-body">
 								<?php
-									$class = $view['class'];
-									$class = new $class();
-									$class->display_stats();
-								?>
+                                    $class = $view['class'];
+                                    $class = new $class();
+                                    $class->display_stats();
+                                ?>
 							</div>
 						</div>
 					</div>
@@ -299,68 +299,68 @@ 
 
 		<?php
 
-		do_action( 'getpaid_reports_display_right', $this );
-	}
-
-	/**
-	 * Returns a list of report cards.
-	 *
-	 */
-	public function get_cards() {
-
-		$cards = array(
-			'total_sales' => array(
-				'description' => __( 'Gross sales in the period.', 'invoicing' ),
-				'label'       => __( 'Gross Revenue', 'invoicing' ),
-			),
-			'net_sales' => array(
-				'description' => __( 'Net sales in the period.', 'invoicing' ),
-				'label'       => __( 'Net Revenue', 'invoicing' ),
-			),
-			'average_sales' => array(
-				'description' => __( 'Average net daily/monthly sales.', 'invoicing' ),
-				'label'       => __( 'Avg. Net Sales', 'invoicing' ),
-			),
-			'average_total_sales' => array(
-				'description' => __( 'Average gross daily/monthly sales.', 'invoicing' ),
-				'label'       => __( 'Avg. Gross Sales', 'invoicing' ),
-			),
-			'total_invoices'  => array(
-				'description' => __( 'Number of paid invoices.', 'invoicing' ),
-				'label'       => __( 'Paid Invoices', 'invoicing' ),
-			),
-			'total_items' => array(
-				'description' => __( 'Number of items purchased.', 'invoicing' ),
-				'label'       => __( 'Purchased Items', 'invoicing' ),
-			),
-			'refunded_items' => array(
-				'description' => __( 'Number of items refunded.', 'invoicing' ),
-				'label'       => __( 'Refunded Items', 'invoicing' ),
-			),
-			'total_tax' => array(
-				'description' => __( 'Total charged for taxes.', 'invoicing' ),
-				'label'       => __( 'Tax', 'invoicing' ),
-			),
-			'total_refunded_tax' => array(
-				'description' => __( 'Total refunded for taxes.', 'invoicing' ),
-				'label'       => __( 'Refunded Tax', 'invoicing' ),
-			),
-			'total_fees' => array(
-				'description' => __( 'Total fees charged.', 'invoicing' ),
-				'label'       => __( 'Fees', 'invoicing' ),
-			),
-			'total_refunds' => array(
-				'description' => __( 'Total of refunded invoices.', 'invoicing' ),
-				'label'       => __( 'Refunded', 'invoicing' ),
-			),
-			'total_discount'  => array(
-				'description' => __( 'Total of discounts used.', 'invoicing' ),
-				'label'       => __( 'Discounted', 'invoicing' ),
-			),
-		);
-
-		return apply_filters( 'wpinv_report_cards', $cards );
-	}
+        do_action( 'getpaid_reports_display_right', $this );
+    }
+
+    /**
+     * Returns a list of report cards.
+     *
+     */
+    public function get_cards() {
+
+        $cards = array(
+            'total_sales' => array(
+                'description' => __( 'Gross sales in the period.', 'invoicing' ),
+                'label'       => __( 'Gross Revenue', 'invoicing' ),
+            ),
+            'net_sales' => array(
+                'description' => __( 'Net sales in the period.', 'invoicing' ),
+                'label'       => __( 'Net Revenue', 'invoicing' ),
+            ),
+            'average_sales' => array(
+                'description' => __( 'Average net daily/monthly sales.', 'invoicing' ),
+                'label'       => __( 'Avg. Net Sales', 'invoicing' ),
+            ),
+            'average_total_sales' => array(
+                'description' => __( 'Average gross daily/monthly sales.', 'invoicing' ),
+                'label'       => __( 'Avg. Gross Sales', 'invoicing' ),
+            ),
+            'total_invoices'  => array(
+                'description' => __( 'Number of paid invoices.', 'invoicing' ),
+                'label'       => __( 'Paid Invoices', 'invoicing' ),
+            ),
+            'total_items' => array(
+                'description' => __( 'Number of items purchased.', 'invoicing' ),
+                'label'       => __( 'Purchased Items', 'invoicing' ),
+            ),
+            'refunded_items' => array(
+                'description' => __( 'Number of items refunded.', 'invoicing' ),
+                'label'       => __( 'Refunded Items', 'invoicing' ),
+            ),
+            'total_tax' => array(
+                'description' => __( 'Total charged for taxes.', 'invoicing' ),
+                'label'       => __( 'Tax', 'invoicing' ),
+            ),
+            'total_refunded_tax' => array(
+                'description' => __( 'Total refunded for taxes.', 'invoicing' ),
+                'label'       => __( 'Refunded Tax', 'invoicing' ),
+            ),
+            'total_fees' => array(
+                'description' => __( 'Total fees charged.', 'invoicing' ),
+                'label'       => __( 'Fees', 'invoicing' ),
+            ),
+            'total_refunds' => array(
+                'description' => __( 'Total of refunded invoices.', 'invoicing' ),
+                'label'       => __( 'Refunded', 'invoicing' ),
+            ),
+            'total_discount'  => array(
+                'description' => __( 'Total of discounts used.', 'invoicing' ),
+                'label'       => __( 'Discounted', 'invoicing' ),
+            ),
+        );
+
+        return apply_filters( 'wpinv_report_cards', $cards );
+    }
 
 	
 

Spacing +77 added lines, -77 removed lines

@@ -5,7 +5,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * GetPaid_Reports_Report Class.
@@ -23,26 +23,26 @@ 
 	 */
 	public function __construct() {
 
-		$this->views        = array(
+		$this->views = array(
 
             'items'     => array(
-				'label' => __( 'Items', 'invoicing' ),
+				'label' => __('Items', 'invoicing'),
 				'class' => 'GetPaid_Reports_Report_Items',
 			),
 
 			'gateways'  => array(
-				'label' => __( 'Payment Methods', 'invoicing' ),
+				'label' => __('Payment Methods', 'invoicing'),
 				'class' => 'GetPaid_Reports_Report_Gateways',
 			),
 
 			'discounts'  => array(
-				'label' => __( 'Discount Codes', 'invoicing' ),
+				'label' => __('Discount Codes', 'invoicing'),
 				'class' => 'GetPaid_Reports_Report_Discounts',
 			),
 
         );
 
-		$this->views        = apply_filters( 'wpinv_report_views', $this->views );
+		$this->views = apply_filters('wpinv_report_views', $this->views);
 
 	}
 
@@ -53,8 +53,8 @@ 
 	public function get_range() {
 		$valid_ranges = $this->get_periods();
 
-		if ( isset( $_GET['date_range'] ) && array_key_exists( $_GET['date_range'], $valid_ranges ) ) {
-			return sanitize_key( $_GET['date_range'] );
+		if (isset($_GET['date_range']) && array_key_exists($_GET['date_range'], $valid_ranges)) {
+			return sanitize_key($_GET['date_range']);
 		}
 
 		return '7_days';
@@ -68,22 +68,22 @@ 
 	public function get_periods() {
 
 		$periods = array(
-			'today'        => __( 'Today', 'invoicing' ),
-			'yesterday'    => __( 'Yesterday', 'invoicing' ),
-			'week'         => __( 'This week', 'invoicing' ),
-			'last_week'    => __( 'Last week', 'invoicing' ),
-			'7_days'       => __( 'Last 7 days', 'invoicing' ),
-			'month'        => __( 'This month', 'invoicing' ),
-			'last_month'   => __( 'Last month', 'invoicing' ),
-			'30_days'      => __( 'Last 30 days', 'invoicing' ),
-			'quarter'      => __( 'This Quarter', 'invoicing' ),
-			'last_quarter' => __( 'Last Quarter', 'invoicing' ),
-			'year'         => __( 'This year', 'invoicing' ),
-			'last_year'    => __( 'Last Year', 'invoicing' ),
-			'custom'       => __( 'Custom Date Range', 'invoicing' ),
+			'today'        => __('Today', 'invoicing'),
+			'yesterday'    => __('Yesterday', 'invoicing'),
+			'week'         => __('This week', 'invoicing'),
+			'last_week'    => __('Last week', 'invoicing'),
+			'7_days'       => __('Last 7 days', 'invoicing'),
+			'month'        => __('This month', 'invoicing'),
+			'last_month'   => __('Last month', 'invoicing'),
+			'30_days'      => __('Last 30 days', 'invoicing'),
+			'quarter'      => __('This Quarter', 'invoicing'),
+			'last_quarter' => __('Last Quarter', 'invoicing'),
+			'year'         => __('This year', 'invoicing'),
+			'last_year'    => __('Last Year', 'invoicing'),
+			'custom'       => __('Custom Date Range', 'invoicing'),
 		);
 
-		return apply_filters( 'getpaid_earning_periods', $periods );
+		return apply_filters('getpaid_earning_periods', $periods);
 	}
 
 	/**
@@ -96,21 +96,21 @@ 
 		?>
 
 			<form method="get" class="getpaid-filter-earnings float-right">
-				<?php getpaid_hidden_field( 'page', isset( $_GET['page'] ) ? wpinv_clean( $_GET['page'] ) : 'wpinv-reports' );  ?>
-				<?php getpaid_hidden_field( 'tab', 'reports' );  ?>
+				<?php getpaid_hidden_field('page', isset($_GET['page']) ? wpinv_clean($_GET['page']) : 'wpinv-reports'); ?>
+				<?php getpaid_hidden_field('tab', 'reports'); ?>
 				<select name='date_range'>
-					<?php foreach( $this->get_periods() as $key => $label ) :?>
-						<option value="<?php echo sanitize_key( $key ); ?>" <?php selected( $key, $range ); ?>><?php echo sanitize_text_field( $label ); ?></option>
-					<?php endforeach;?>
+					<?php foreach ($this->get_periods() as $key => $label) :?>
+						<option value="<?php echo sanitize_key($key); ?>" <?php selected($key, $range); ?>><?php echo sanitize_text_field($label); ?></option>
+					<?php endforeach; ?>
 				</select>
 				<span class="getpaid-date-range-picker <?php echo 'custom' == $range ? '' : 'd-none'; ?>">
 					<input type="text" name="from" class="getpaid-from align-middle" />
-						<?php _e( 'to', 'invoicing' ); ?>
+						<?php _e('to', 'invoicing'); ?>
 					<input type="text" name="to" class="getpaid-to align-middle" />
 				</span>
 				<button type="submit" class="button button-primary">
 					<i class="fa fa-chevron-right fa-lg"></i>
-					<span class="screen-reader-text"><?php _e( 'View Reports', 'invoicing' ); ?></span>
+					<span class="screen-reader-text"><?php _e('View Reports', 'invoicing'); ?></span>
 				</button>
 			</form>
 
@@ -159,17 +159,17 @@ 
 
 				<div class="col-12 col-md-4">
 					<div class="row getpaid-report-cards">
-						<?php foreach( $this->get_cards() as $key => $card ) : ?>
+						<?php foreach ($this->get_cards() as $key => $card) : ?>
 							<div class="col-12 mb-4">
 
-								<!-- <?php echo sanitize_text_field(  $card['label']  ); ?> Card -->
-								<div class="card p-0 m-0 shadow-none <?php echo sanitize_html_class( $key ); ?>">
+								<!-- <?php echo sanitize_text_field($card['label']); ?> Card -->
+								<div class="card p-0 m-0 shadow-none <?php echo sanitize_html_class($key); ?>">
 
 									<div class="card-body">
 
 										<p class="getpaid-current text-uppercase small mb-2">
-											<strong><?php echo sanitize_text_field( $card['label']  ); ?></strong>
-											<span title="<?php echo esc_attr( $card['description'] ); ?>" class="wpi-help-tip dashicons dashicons-editor-help text-muted" style="margin-top: -2px;"></span>
+											<strong><?php echo sanitize_text_field($card['label']); ?></strong>
+											<span title="<?php echo esc_attr($card['description']); ?>" class="wpi-help-tip dashicons dashicons-editor-help text-muted" style="margin-top: -2px;"></span>
 										</p>
 										<h5 class="font-weight-bold mb-0">
 											<span class="getpaid-report-card-value">
@@ -180,7 +180,7 @@ 
 
 										<hr>
 
-										<p class="getpaid-previous text-uppercase text-muted small mb-2"><strong><?php _e( 'Previous Period', 'invoicing' ); ?></strong></p>
+										<p class="getpaid-previous text-uppercase text-muted small mb-2"><strong><?php _e('Previous Period', 'invoicing'); ?></strong></p>
 										<h5 class="getpaid-report-card-previous-value font-weight-bold text-muted mb-0">
 											<span class="spinner is-active float-none"></span>
 										</h5>
@@ -188,7 +188,7 @@ 
 									</div>
 
 								</div>
-								<!-- <?php echo sanitize_text_field( $card['label'] ); ?> Card -->
+								<!-- <?php echo sanitize_text_field($card['label']); ?> Card -->
 
 							</div>
 						<?php endforeach; ?>
@@ -213,15 +213,15 @@ 
 
 		?>
 
-			<?php foreach ( $graphs as $key => $graph ) : ?>
+			<?php foreach ($graphs as $key => $graph) : ?>
 				<div class="row mb-4">
 					<div class="col-12">
 						<div class="card m-0 p-0 single-report-card" style="max-width:100%">
 							<div class="card-header">
-								<strong><?php echo wpinv_clean( $graph ); ?></strong>
+								<strong><?php echo wpinv_clean($graph); ?></strong>
 							</div>
 							<div class="card-body">
-								<canvas id="getpaid-chartjs-<?php echo sanitize_key( $key ); ?>"></canvas>
+								<canvas id="getpaid-chartjs-<?php echo sanitize_key($key); ?>"></canvas>
 							</div>
 						</div>
 					</div>
@@ -236,14 +236,14 @@ 
 	 * Retrieves the download url.
 	 *
 	 */
-	public function get_download_url( $graph, $file_type ) {
+	public function get_download_url($graph, $file_type) {
 
 		return wp_nonce_url(
 			add_query_arg(
 				array(
 					'getpaid-admin-action' => 'download_graph',
-					'file_type'            => urlencode( $file_type ),
-					'graph'                => urlencode( $graph ),
+					'file_type'            => urlencode($file_type),
+					'graph'                => urlencode($graph),
 				)
 			),
 			'getpaid-nonce',
@@ -260,27 +260,27 @@ 
 
 		?>
 
-			<?php foreach ( $this->views as $key => $view ) : ?>
+			<?php foreach ($this->views as $key => $view) : ?>
 				<div class="row mb-4">
 					<div class="col-12">
 						<div class="card m-0 p-0" style="max-width:100%">
 							<div class="card-header">
 								<div class="row">
-									<div class="<?php echo empty( $view['disable-downloads'] ) ? 'col-9' : 'col-12'; ?>">
+									<div class="<?php echo empty($view['disable-downloads']) ? 'col-9' : 'col-12'; ?>">
 										<strong><?php echo $view['label']; ?></strong>
 									</div>
-									<div class="<?php echo empty( $view['disable-downloads'] ) ? 'col-3' : 'd-none'; ?>">
-										<a title="<?php esc_attr_e( 'Download JSON', 'invoicing' ); ?>" href="<?php echo esc_url( $this->get_download_url( $key, 'json' ) ); ?>">
+									<div class="<?php echo empty($view['disable-downloads']) ? 'col-3' : 'd-none'; ?>">
+										<a title="<?php esc_attr_e('Download JSON', 'invoicing'); ?>" href="<?php echo esc_url($this->get_download_url($key, 'json')); ?>">
 											<i class="fa fa-download text-dark" style="font-size: 16px" aria-hidden="true"></i>
-											<span class="screen-reader-text"><?php _e( 'Download JSON', 'invoicing' ); ?></span>
+											<span class="screen-reader-text"><?php _e('Download JSON', 'invoicing'); ?></span>
 										</a>
-										<a title="<?php esc_attr_e( 'Download CSV', 'invoicing' ); ?>" href="<?php echo esc_url( $this->get_download_url( $key, 'csv' ) ); ?>">
+										<a title="<?php esc_attr_e('Download CSV', 'invoicing'); ?>" href="<?php echo esc_url($this->get_download_url($key, 'csv')); ?>">
 											<i class="fa fa-file-csv text-dark" style="font-size: 16px" aria-hidden="true"></i>
-											<span class="screen-reader-text"><?php _e( 'Download CSV', 'invoicing' ); ?></span>
+											<span class="screen-reader-text"><?php _e('Download CSV', 'invoicing'); ?></span>
 										</a>
-										<a title="<?php esc_attr_e( 'Download XML', 'invoicing' ); ?>" href="<?php echo esc_url( $this->get_download_url( $key, 'xml' ) ); ?>">
+										<a title="<?php esc_attr_e('Download XML', 'invoicing'); ?>" href="<?php echo esc_url($this->get_download_url($key, 'xml')); ?>">
 											<i class="fa fa-file-code text-dark" style="font-size: 16px" aria-hidden="true"></i>
-											<span class="screen-reader-text"><?php _e( 'Download XML', 'invoicing' ); ?></span>
+											<span class="screen-reader-text"><?php _e('Download XML', 'invoicing'); ?></span>
 										</a>
 									</div>
 								</div>
@@ -299,7 +299,7 @@ 
 
 		<?php
 
-		do_action( 'getpaid_reports_display_right', $this );
+		do_action('getpaid_reports_display_right', $this);
 	}
 
 	/**
@@ -310,56 +310,56 @@ 
 
 		$cards = array(
 			'total_sales' => array(
-				'description' => __( 'Gross sales in the period.', 'invoicing' ),
-				'label'       => __( 'Gross Revenue', 'invoicing' ),
+				'description' => __('Gross sales in the period.', 'invoicing'),
+				'label'       => __('Gross Revenue', 'invoicing'),
 			),
 			'net_sales' => array(
-				'description' => __( 'Net sales in the period.', 'invoicing' ),
-				'label'       => __( 'Net Revenue', 'invoicing' ),
+				'description' => __('Net sales in the period.', 'invoicing'),
+				'label'       => __('Net Revenue', 'invoicing'),
 			),
 			'average_sales' => array(
-				'description' => __( 'Average net daily/monthly sales.', 'invoicing' ),
-				'label'       => __( 'Avg. Net Sales', 'invoicing' ),
+				'description' => __('Average net daily/monthly sales.', 'invoicing'),
+				'label'       => __('Avg. Net Sales', 'invoicing'),
 			),
 			'average_total_sales' => array(
-				'description' => __( 'Average gross daily/monthly sales.', 'invoicing' ),
-				'label'       => __( 'Avg. Gross Sales', 'invoicing' ),
+				'description' => __('Average gross daily/monthly sales.', 'invoicing'),
+				'label'       => __('Avg. Gross Sales', 'invoicing'),
 			),
 			'total_invoices'  => array(
-				'description' => __( 'Number of paid invoices.', 'invoicing' ),
-				'label'       => __( 'Paid Invoices', 'invoicing' ),
+				'description' => __('Number of paid invoices.', 'invoicing'),
+				'label'       => __('Paid Invoices', 'invoicing'),
 			),
 			'total_items' => array(
-				'description' => __( 'Number of items purchased.', 'invoicing' ),
-				'label'       => __( 'Purchased Items', 'invoicing' ),
+				'description' => __('Number of items purchased.', 'invoicing'),
+				'label'       => __('Purchased Items', 'invoicing'),
 			),
 			'refunded_items' => array(
-				'description' => __( 'Number of items refunded.', 'invoicing' ),
-				'label'       => __( 'Refunded Items', 'invoicing' ),
+				'description' => __('Number of items refunded.', 'invoicing'),
+				'label'       => __('Refunded Items', 'invoicing'),
 			),
 			'total_tax' => array(
-				'description' => __( 'Total charged for taxes.', 'invoicing' ),
-				'label'       => __( 'Tax', 'invoicing' ),
+				'description' => __('Total charged for taxes.', 'invoicing'),
+				'label'       => __('Tax', 'invoicing'),
 			),
 			'total_refunded_tax' => array(
-				'description' => __( 'Total refunded for taxes.', 'invoicing' ),
-				'label'       => __( 'Refunded Tax', 'invoicing' ),
+				'description' => __('Total refunded for taxes.', 'invoicing'),
+				'label'       => __('Refunded Tax', 'invoicing'),
 			),
 			'total_fees' => array(
-				'description' => __( 'Total fees charged.', 'invoicing' ),
-				'label'       => __( 'Fees', 'invoicing' ),
+				'description' => __('Total fees charged.', 'invoicing'),
+				'label'       => __('Fees', 'invoicing'),
 			),
 			'total_refunds' => array(
-				'description' => __( 'Total of refunded invoices.', 'invoicing' ),
-				'label'       => __( 'Refunded', 'invoicing' ),
+				'description' => __('Total of refunded invoices.', 'invoicing'),
+				'label'       => __('Refunded', 'invoicing'),
 			),
 			'total_discount'  => array(
-				'description' => __( 'Total of discounts used.', 'invoicing' ),
-				'label'       => __( 'Discounted', 'invoicing' ),
+				'description' => __('Total of discounts used.', 'invoicing'),
+				'label'       => __('Discounted', 'invoicing'),
 			),
 		);
 
-		return apply_filters( 'wpinv_report_cards', $cards );
+		return apply_filters('wpinv_report_cards', $cards);
 	}
 
 	

includes/reports/class-getpaid-reports-abstract-report.php

Indentation +177 added lines, -177 removed lines

@@ -12,69 +12,69 @@ 
  */
 abstract class GetPaid_Reports_Abstract_Report {
 
-	/**
-	 * @var array
-	 */
-	public $stats;
-
-	/**
-	 * Class constructor.
-	 *
-	 */
-	public function __construct() {
-		$this->prepare_stats();
-	}
-
-	/**
-	 * Retrieves the current range.
-	 *
-	 */
-	public function get_range() {
-		$valid_ranges = $this->get_periods();
-
-		if ( isset( $_GET['date_range'] ) && array_key_exists( $_GET['date_range'], $valid_ranges ) ) {
-			return sanitize_key( $_GET['date_range'] );
-		}
-
-		return '7_days';
-	}
-
-	/**
-	 * Returns an array of date ranges.
-	 *
-	 * @return array
-	 */
-	public function get_periods() {
-
-		$periods = array(
+    /**
+     * @var array
+     */
+    public $stats;
+
+    /**
+     * Class constructor.
+     *
+     */
+    public function __construct() {
+        $this->prepare_stats();
+    }
+
+    /**
+     * Retrieves the current range.
+     *
+     */
+    public function get_range() {
+        $valid_ranges = $this->get_periods();
+
+        if ( isset( $_GET['date_range'] ) && array_key_exists( $_GET['date_range'], $valid_ranges ) ) {
+            return sanitize_key( $_GET['date_range'] );
+        }
+
+        return '7_days';
+    }
+
+    /**
+     * Returns an array of date ranges.
+     *
+     * @return array
+     */
+    public function get_periods() {
+
+        $periods = array(
             'today'     => __( 'Today', 'invoicing' ),
             'yesterday' => __( 'Yesterday', 'invoicing' ),
             '7_days'    => __( 'Last 7 days', 'invoicing' ),
-			'30_days'   => __( 'Last 30 days', 'invoicing' ),
-			'60_days'   => __( 'Last 60 days', 'invoicing' ),
-			'90_days'   => __( 'Last 90 days', 'invoicing' ),
-			'180_days'  => __( 'Last 180 days', 'invoicing' ),
-			'360_days'  => __( 'Last 360 days', 'invoicing' ),
-		);
-
-		return apply_filters( 'getpaid_earning_periods', $periods );
-	}
-
-	/**
-	 * Retrieves the current range's sql.
-	 *
-	 */
-	public function get_range_sql( $range, $date = 'CAST(meta.completed_date AS DATE)', $datetime = 'meta.comlpeted_date' ) {
+            '30_days'   => __( 'Last 30 days', 'invoicing' ),
+            '60_days'   => __( 'Last 60 days', 'invoicing' ),
+            '90_days'   => __( 'Last 90 days', 'invoicing' ),
+            '180_days'  => __( 'Last 180 days', 'invoicing' ),
+            '360_days'  => __( 'Last 360 days', 'invoicing' ),
+        );
+
+        return apply_filters( 'getpaid_earning_periods', $periods );
+    }
+
+    /**
+     * Retrieves the current range's sql.
+     *
+     */
+    public function get_range_sql( $range, $date = 'CAST(meta.completed_date AS DATE)', $datetime = 'meta.comlpeted_date' ) {
 
         // Prepare durations.
         $today                = current_time( 'Y-m-d' );
-		$yesterday            = date( 'Y-m-d', strtotime( '-1 day', current_time( 'timestamp' ) ) );
-		$seven_days_ago       = date( 'Y-m-d', strtotime( '-7 days', current_time( 'timestamp' ) ) );
-		$thirty_days_ago      = date( 'Y-m-d', strtotime( '-30 days', current_time( 'timestamp' ) ) );
-		$ninety_days_ago      = date( 'Y-m-d', strtotime( '-90 days', current_time( 'timestamp' ) ) );
-		$sixty_days_ago       = date( 'Y-m-d', strtotime( '-60 days', current_time( 'timestamp' ) ) );
-		$one_eighty_days_ago  = date( 'Y-m-d', strtotime( '-180 days', current_time( 'timestamp' ) ) );
-		$three_sixty_days_ago = date( 'Y-m-d', strtotime( '-360 days', current_time( 'timestamp' ) ) );
+        $yesterday            = date( 'Y-m-d', strtotime( '-1 day', current_time( 'timestamp' ) ) );
+        $seven_days_ago       = date( 'Y-m-d', strtotime( '-7 days', current_time( 'timestamp' ) ) );
+        $thirty_days_ago      = date( 'Y-m-d', strtotime( '-30 days', current_time( 'timestamp' ) ) );
+        $ninety_days_ago      = date( 'Y-m-d', strtotime( '-90 days', current_time( 'timestamp' ) ) );
+        $sixty_days_ago       = date( 'Y-m-d', strtotime( '-60 days', current_time( 'timestamp' ) ) );
+        $one_eighty_days_ago  = date( 'Y-m-d', strtotime( '-180 days', current_time( 'timestamp' ) ) );
+        $three_sixty_days_ago = date( 'Y-m-d', strtotime( '-360 days', current_time( 'timestamp' ) ) );
 
         $ranges = array(
 
@@ -91,130 +91,130 @@ 
             '7_days'       => array(
                 "DATE($datetime)",
                 "$date BETWEEN '$seven_days_ago' AND '$today'"
-			),
+            ),
 
-			'30_days'       => array(
+            '30_days'       => array(
                 "DATE($datetime)",
                 "$date BETWEEN '$thirty_days_ago' AND '$today'"
-			),
+            ),
 
-			'60_days'       => array(
+            '60_days'       => array(
                 "DATE($datetime)",
                 "$date BETWEEN '$sixty_days_ago' AND '$today'"
-			),
+            ),
 
-			'90_days'       => array(
+            '90_days'       => array(
                 "WEEK($datetime)",
                 "$date BETWEEN '$ninety_days_ago' AND '$today'"
-			),
+            ),
 
-			'180_days'       => array(
+            '180_days'       => array(
                 "WEEK($datetime)",
                 "$date BETWEEN '$one_eighty_days_ago' AND '$today'"
-			),
+            ),
 
-			'360_days'       => array(
+            '360_days'       => array(
                 "WEEK($datetime)",
                 "$date BETWEEN '$three_sixty_days_ago' AND '$today'"
             ),
 
         );
 
-		$sql = isset( $ranges[ $range ] ) ? $ranges[ $range ] : $ranges[ '7_days' ];
-		return apply_filters( 'getpaid_earning_graphs_get_range_sql', $sql, $range );
-
-	}
-
-	/**
-	 * Retrieves the hours in a day
-	 *
-	 */
-	public function get_hours_in_a_day() {
-
-		return array(
-			'12AM' => __( '12 AM', 'invoicing'),
-			'1AM'  => __( '1 AM', 'invoicing'),
-			'2AM'  => __( '2 AM', 'invoicing'),
-			'3AM'  => __( '3 AM', 'invoicing'),
-			'4AM'  => __( '4 AM', 'invoicing'),
-			'5AM'  => __( '5 AM', 'invoicing'),
-			'6AM'  => __( '6 AM', 'invoicing'),
-			'7AM'  => __( '7 AM', 'invoicing'),
-			'8AM'  => __( '8 AM', 'invoicing'),
-			'9AM'  => __( '9 AM', 'invoicing'),
-			'10AM' => __( '10 AM', 'invoicing'),
-			'11AM' => __( '11 AM', 'invoicing'),
-			'12pm' => __( '12 PM', 'invoicing'),
-			'1PM'  => __( '1 PM', 'invoicing'),
-			'2PM'  => __( '2 PM', 'invoicing'),
-			'3PM'  => __( '3 PM', 'invoicing'),
-			'4PM'  => __( '4 PM', 'invoicing'),
-			'5PM'  => __( '5 PM', 'invoicing'),
-			'6PM'  => __( '6 PM', 'invoicing'),
-			'7PM'  => __( '7 PM', 'invoicing'),
-			'8PM'  => __( '8 PM', 'invoicing'),
-			'9PM'  => __( '9 PM', 'invoicing'),
-			'10PM' => __( '10 PM', 'invoicing'),
-			'11PM' => __( '11 PM', 'invoicing'),
-		);
-
-	}
-
-	/**
-	 * Retrieves the days in a period
-	 *
-	 */
-	public function get_days_in_period( $days ) {
-
-		$return = array();
-		$format = 'Y-m-d';
-
-		if ( $days < 8 ) {
-			$format = 'D';
-		}
-
-		if ( $days < 32 ) {
-			$format = 'M j';
-		}
-
-		while ( $days > 0 ) {
-
-			$key            = date( 'Y-m-d', strtotime( "-$days days", current_time( 'timestamp' ) ) );
-			$label          = date_i18n( $format, strtotime( "-$days days", current_time( 'timestamp' ) ) );
-			$return[ $key ] = $label;
-			$days--;
-
-		}
-
-		return $return;
-	}
-
-	/**
-	 * Retrieves the weeks in a period
-	 *
-	 */
-	public function get_weeks_in_period( $days ) {
-
-		$return = array();
-
-		while ( $days > 0 ) {
-
-			$key            = date( 'W', strtotime( "-$days days", current_time( 'timestamp' ) ) );
-			$label          = date_i18n( 'Y-m-d', strtotime( "-$days days", current_time( 'timestamp' ) ) );
-			$return[ $key ] = $label;
-			$days--;
-
-		}
-
-		return $return;
-	}
-
-	/**
-	 * Displays the report card.
-	 *
-	 */
-	public function display() {
-		?>
+        $sql = isset( $ranges[ $range ] ) ? $ranges[ $range ] : $ranges[ '7_days' ];
+        return apply_filters( 'getpaid_earning_graphs_get_range_sql', $sql, $range );
+
+    }
+
+    /**
+     * Retrieves the hours in a day
+     *
+     */
+    public function get_hours_in_a_day() {
+
+        return array(
+            '12AM' => __( '12 AM', 'invoicing'),
+            '1AM'  => __( '1 AM', 'invoicing'),
+            '2AM'  => __( '2 AM', 'invoicing'),
+            '3AM'  => __( '3 AM', 'invoicing'),
+            '4AM'  => __( '4 AM', 'invoicing'),
+            '5AM'  => __( '5 AM', 'invoicing'),
+            '6AM'  => __( '6 AM', 'invoicing'),
+            '7AM'  => __( '7 AM', 'invoicing'),
+            '8AM'  => __( '8 AM', 'invoicing'),
+            '9AM'  => __( '9 AM', 'invoicing'),
+            '10AM' => __( '10 AM', 'invoicing'),
+            '11AM' => __( '11 AM', 'invoicing'),
+            '12pm' => __( '12 PM', 'invoicing'),
+            '1PM'  => __( '1 PM', 'invoicing'),
+            '2PM'  => __( '2 PM', 'invoicing'),
+            '3PM'  => __( '3 PM', 'invoicing'),
+            '4PM'  => __( '4 PM', 'invoicing'),
+            '5PM'  => __( '5 PM', 'invoicing'),
+            '6PM'  => __( '6 PM', 'invoicing'),
+            '7PM'  => __( '7 PM', 'invoicing'),
+            '8PM'  => __( '8 PM', 'invoicing'),
+            '9PM'  => __( '9 PM', 'invoicing'),
+            '10PM' => __( '10 PM', 'invoicing'),
+            '11PM' => __( '11 PM', 'invoicing'),
+        );
+
+    }
+
+    /**
+     * Retrieves the days in a period
+     *
+     */
+    public function get_days_in_period( $days ) {
+
+        $return = array();
+        $format = 'Y-m-d';
+
+        if ( $days < 8 ) {
+            $format = 'D';
+        }
+
+        if ( $days < 32 ) {
+            $format = 'M j';
+        }
+
+        while ( $days > 0 ) {
+
+            $key            = date( 'Y-m-d', strtotime( "-$days days", current_time( 'timestamp' ) ) );
+            $label          = date_i18n( $format, strtotime( "-$days days", current_time( 'timestamp' ) ) );
+            $return[ $key ] = $label;
+            $days--;
+
+        }
+
+        return $return;
+    }
+
+    /**
+     * Retrieves the weeks in a period
+     *
+     */
+    public function get_weeks_in_period( $days ) {
+
+        $return = array();
+
+        while ( $days > 0 ) {
+
+            $key            = date( 'W', strtotime( "-$days days", current_time( 'timestamp' ) ) );
+            $label          = date_i18n( 'Y-m-d', strtotime( "-$days days", current_time( 'timestamp' ) ) );
+            $return[ $key ] = $label;
+            $days--;
+
+        }
+
+        return $return;
+    }
+
+    /**
+     * Displays the report card.
+     *
+     */
+    public function display() {
+        ?>
 
 			<div class="row">
 				<div class="col-12">
@@ -228,20 +228,20 @@ 
 
 		<?php
 
-	}
-
-	/**
-	 * Prepares the report stats.
-	 *
-	 * Extend this in child classes.
-	 */
-	abstract public function prepare_stats();
-
-	/**
-	 * Displays the actual report.
-	 *
-	 * Extend this in child classes.
-	 */
-	abstract public function display_stats();
+    }
+
+    /**
+     * Prepares the report stats.
+     *
+     * Extend this in child classes.
+     */
+    abstract public function prepare_stats();
+
+    /**
+     * Displays the actual report.
+     *
+     * Extend this in child classes.
+     */
+    abstract public function display_stats();
 
 }

Spacing +59 added lines, -59 removed lines

@@ -5,7 +5,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * GetPaid_Reports_Abstract_Report Class.
@@ -32,8 +32,8 @@ 
 	public function get_range() {
 		$valid_ranges = $this->get_periods();
 
-		if ( isset( $_GET['date_range'] ) && array_key_exists( $_GET['date_range'], $valid_ranges ) ) {
-			return sanitize_key( $_GET['date_range'] );
+		if (isset($_GET['date_range']) && array_key_exists($_GET['date_range'], $valid_ranges)) {
+			return sanitize_key($_GET['date_range']);
 		}
 
 		return '7_days';
@@ -47,34 +47,34 @@ 
 	public function get_periods() {
 
 		$periods = array(
-            'today'     => __( 'Today', 'invoicing' ),
-            'yesterday' => __( 'Yesterday', 'invoicing' ),
-            '7_days'    => __( 'Last 7 days', 'invoicing' ),
-			'30_days'   => __( 'Last 30 days', 'invoicing' ),
-			'60_days'   => __( 'Last 60 days', 'invoicing' ),
-			'90_days'   => __( 'Last 90 days', 'invoicing' ),
-			'180_days'  => __( 'Last 180 days', 'invoicing' ),
-			'360_days'  => __( 'Last 360 days', 'invoicing' ),
+            'today'     => __('Today', 'invoicing'),
+            'yesterday' => __('Yesterday', 'invoicing'),
+            '7_days'    => __('Last 7 days', 'invoicing'),
+			'30_days'   => __('Last 30 days', 'invoicing'),
+			'60_days'   => __('Last 60 days', 'invoicing'),
+			'90_days'   => __('Last 90 days', 'invoicing'),
+			'180_days'  => __('Last 180 days', 'invoicing'),
+			'360_days'  => __('Last 360 days', 'invoicing'),
 		);
 
-		return apply_filters( 'getpaid_earning_periods', $periods );
+		return apply_filters('getpaid_earning_periods', $periods);
 	}
 
 	/**
 	 * Retrieves the current range's sql.
 	 *
 	 */
-	public function get_range_sql( $range, $date = 'CAST(meta.completed_date AS DATE)', $datetime = 'meta.comlpeted_date' ) {
+	public function get_range_sql($range, $date = 'CAST(meta.completed_date AS DATE)', $datetime = 'meta.comlpeted_date') {
 
         // Prepare durations.
-        $today                = current_time( 'Y-m-d' );
-		$yesterday            = date( 'Y-m-d', strtotime( '-1 day', current_time( 'timestamp' ) ) );
-		$seven_days_ago       = date( 'Y-m-d', strtotime( '-7 days', current_time( 'timestamp' ) ) );
-		$thirty_days_ago      = date( 'Y-m-d', strtotime( '-30 days', current_time( 'timestamp' ) ) );
-		$ninety_days_ago      = date( 'Y-m-d', strtotime( '-90 days', current_time( 'timestamp' ) ) );
-		$sixty_days_ago       = date( 'Y-m-d', strtotime( '-60 days', current_time( 'timestamp' ) ) );
-		$one_eighty_days_ago  = date( 'Y-m-d', strtotime( '-180 days', current_time( 'timestamp' ) ) );
-		$three_sixty_days_ago = date( 'Y-m-d', strtotime( '-360 days', current_time( 'timestamp' ) ) );
+        $today = current_time('Y-m-d');
+		$yesterday            = date('Y-m-d', strtotime('-1 day', current_time('timestamp')));
+		$seven_days_ago       = date('Y-m-d', strtotime('-7 days', current_time('timestamp')));
+		$thirty_days_ago      = date('Y-m-d', strtotime('-30 days', current_time('timestamp')));
+		$ninety_days_ago      = date('Y-m-d', strtotime('-90 days', current_time('timestamp')));
+		$sixty_days_ago       = date('Y-m-d', strtotime('-60 days', current_time('timestamp')));
+		$one_eighty_days_ago  = date('Y-m-d', strtotime('-180 days', current_time('timestamp')));
+		$three_sixty_days_ago = date('Y-m-d', strtotime('-360 days', current_time('timestamp')));
 
         $ranges = array(
 
@@ -120,8 +120,8 @@ 
 
         );
 
-		$sql = isset( $ranges[ $range ] ) ? $ranges[ $range ] : $ranges[ '7_days' ];
-		return apply_filters( 'getpaid_earning_graphs_get_range_sql', $sql, $range );
+		$sql = isset($ranges[$range]) ? $ranges[$range] : $ranges['7_days'];
+		return apply_filters('getpaid_earning_graphs_get_range_sql', $sql, $range);
 
 	}
 
@@ -132,30 +132,30 @@ 
 	public function get_hours_in_a_day() {
 
 		return array(
-			'12AM' => __( '12 AM', 'invoicing'),
-			'1AM'  => __( '1 AM', 'invoicing'),
-			'2AM'  => __( '2 AM', 'invoicing'),
-			'3AM'  => __( '3 AM', 'invoicing'),
-			'4AM'  => __( '4 AM', 'invoicing'),
-			'5AM'  => __( '5 AM', 'invoicing'),
-			'6AM'  => __( '6 AM', 'invoicing'),
-			'7AM'  => __( '7 AM', 'invoicing'),
-			'8AM'  => __( '8 AM', 'invoicing'),
-			'9AM'  => __( '9 AM', 'invoicing'),
-			'10AM' => __( '10 AM', 'invoicing'),
-			'11AM' => __( '11 AM', 'invoicing'),
-			'12pm' => __( '12 PM', 'invoicing'),
-			'1PM'  => __( '1 PM', 'invoicing'),
-			'2PM'  => __( '2 PM', 'invoicing'),
-			'3PM'  => __( '3 PM', 'invoicing'),
-			'4PM'  => __( '4 PM', 'invoicing'),
-			'5PM'  => __( '5 PM', 'invoicing'),
-			'6PM'  => __( '6 PM', 'invoicing'),
-			'7PM'  => __( '7 PM', 'invoicing'),
-			'8PM'  => __( '8 PM', 'invoicing'),
-			'9PM'  => __( '9 PM', 'invoicing'),
-			'10PM' => __( '10 PM', 'invoicing'),
-			'11PM' => __( '11 PM', 'invoicing'),
+			'12AM' => __('12 AM', 'invoicing'),
+			'1AM'  => __('1 AM', 'invoicing'),
+			'2AM'  => __('2 AM', 'invoicing'),
+			'3AM'  => __('3 AM', 'invoicing'),
+			'4AM'  => __('4 AM', 'invoicing'),
+			'5AM'  => __('5 AM', 'invoicing'),
+			'6AM'  => __('6 AM', 'invoicing'),
+			'7AM'  => __('7 AM', 'invoicing'),
+			'8AM'  => __('8 AM', 'invoicing'),
+			'9AM'  => __('9 AM', 'invoicing'),
+			'10AM' => __('10 AM', 'invoicing'),
+			'11AM' => __('11 AM', 'invoicing'),
+			'12pm' => __('12 PM', 'invoicing'),
+			'1PM'  => __('1 PM', 'invoicing'),
+			'2PM'  => __('2 PM', 'invoicing'),
+			'3PM'  => __('3 PM', 'invoicing'),
+			'4PM'  => __('4 PM', 'invoicing'),
+			'5PM'  => __('5 PM', 'invoicing'),
+			'6PM'  => __('6 PM', 'invoicing'),
+			'7PM'  => __('7 PM', 'invoicing'),
+			'8PM'  => __('8 PM', 'invoicing'),
+			'9PM'  => __('9 PM', 'invoicing'),
+			'10PM' => __('10 PM', 'invoicing'),
+			'11PM' => __('11 PM', 'invoicing'),
 		);
 
 	}
@@ -164,24 +164,24 @@ 
 	 * Retrieves the days in a period
 	 *
 	 */
-	public function get_days_in_period( $days ) {
+	public function get_days_in_period($days) {
 
 		$return = array();
 		$format = 'Y-m-d';
 
-		if ( $days < 8 ) {
+		if ($days < 8) {
 			$format = 'D';
 		}
 
-		if ( $days < 32 ) {
+		if ($days < 32) {
 			$format = 'M j';
 		}
 
-		while ( $days > 0 ) {
+		while ($days > 0) {
 
-			$key            = date( 'Y-m-d', strtotime( "-$days days", current_time( 'timestamp' ) ) );
-			$label          = date_i18n( $format, strtotime( "-$days days", current_time( 'timestamp' ) ) );
-			$return[ $key ] = $label;
+			$key            = date('Y-m-d', strtotime("-$days days", current_time('timestamp')));
+			$label          = date_i18n($format, strtotime("-$days days", current_time('timestamp')));
+			$return[$key] = $label;
 			$days--;
 
 		}
@@ -193,15 +193,15 @@ 
 	 * Retrieves the weeks in a period
 	 *
 	 */
-	public function get_weeks_in_period( $days ) {
+	public function get_weeks_in_period($days) {
 
 		$return = array();
 
-		while ( $days > 0 ) {
+		while ($days > 0) {
 
-			$key            = date( 'W', strtotime( "-$days days", current_time( 'timestamp' ) ) );
-			$label          = date_i18n( 'Y-m-d', strtotime( "-$days days", current_time( 'timestamp' ) ) );
-			$return[ $key ] = $label;
+			$key            = date('W', strtotime("-$days days", current_time('timestamp')));
+			$label          = date_i18n('Y-m-d', strtotime("-$days days", current_time('timestamp')));
+			$return[$key] = $label;
 			$days--;
 
 		}

includes/reports/class-getpaid-reports-helper.php

Indentation +276 added lines, -276 removed lines

@@ -12,294 +12,294 @@
  */
 class GetPaid_Reports_Helper {
 
-	/**
-	 * Get report totals such as invoice totals and discount amounts.
-	 *
-	 * Data example:
-	 *
-	 * 'subtotal' => array(
-	 *     'type'     => 'invoice_data',
-	 *     'function' => 'SUM',
-	 *     'name'     => 'subtotal'
-	 * )
-	 *
-	 * @param  array $args
-	 * @return mixed depending on query_type
-	 */
-	public static function get_invoice_report_data( $args = array() ) {
-		global $wpdb;
-
-		$default_args = array(
-			'data'                  => array(), // The data to retrieve.
-			'where'                 => array(), // An array of where queries.
-			'query_type'            => 'get_row', // wpdb query to run.
-			'group_by'              => '', // What to group results by.
-			'order_by'              => '', // What to order by.
-			'limit'                 => '', // Results limit.
-			'filter_range'          => array(), // An array of before and after dates to limit results by.
-			'invoice_types'         => array( 'wpi_invoice' ), // An array of post types to retrieve.
-			'invoice_status'        => array( 'publish', 'wpi-processing', 'wpi-onhold' ),
-			'parent_invoice_status' => false, // Optionally filter by parent invoice status.
-		);
-
-		$args         = apply_filters( 'getpaid_reports_get_invoice_report_data_args', $args );
-		$args         = wp_parse_args( $args, $default_args );
-
-		extract( $args );
-
-		if ( empty( $data ) ) {
-			return '';
-		}
-
-		$query           = array();
-		$query['select'] = 'SELECT ' . implode( ',', self::prepare_invoice_data( $data ) );
-		$query['from']   = "FROM {$wpdb->posts} AS posts";
-		$query['join']   = implode( ' ', self::prepare_invoice_joins( $data + $where, ! empty( $parent_invoice_status ) ) );
-
-		$query['where']  = "
+    /**
+     * Get report totals such as invoice totals and discount amounts.
+     *
+     * Data example:
+     *
+     * 'subtotal' => array(
+     *     'type'     => 'invoice_data',
+     *     'function' => 'SUM',
+     *     'name'     => 'subtotal'
+     * )
+     *
+     * @param  array $args
+     * @return mixed depending on query_type
+     */
+    public static function get_invoice_report_data( $args = array() ) {
+        global $wpdb;
+
+        $default_args = array(
+            'data'                  => array(), // The data to retrieve.
+            'where'                 => array(), // An array of where queries.
+            'query_type'            => 'get_row', // wpdb query to run.
+            'group_by'              => '', // What to group results by.
+            'order_by'              => '', // What to order by.
+            'limit'                 => '', // Results limit.
+            'filter_range'          => array(), // An array of before and after dates to limit results by.
+            'invoice_types'         => array( 'wpi_invoice' ), // An array of post types to retrieve.
+            'invoice_status'        => array( 'publish', 'wpi-processing', 'wpi-onhold' ),
+            'parent_invoice_status' => false, // Optionally filter by parent invoice status.
+        );
+
+        $args         = apply_filters( 'getpaid_reports_get_invoice_report_data_args', $args );
+        $args         = wp_parse_args( $args, $default_args );
+
+        extract( $args );
+
+        if ( empty( $data ) ) {
+            return '';
+        }
+
+        $query           = array();
+        $query['select'] = 'SELECT ' . implode( ',', self::prepare_invoice_data( $data ) );
+        $query['from']   = "FROM {$wpdb->posts} AS posts";
+        $query['join']   = implode( ' ', self::prepare_invoice_joins( $data + $where, ! empty( $parent_invoice_status ) ) );
+
+        $query['where']  = "
 			WHERE 	posts.post_type 	IN ( '" . implode( "','", $invoice_types ) . "' )
 			";
 
-		if ( ! empty( $invoice_status ) ) {
-			$query['where'] .= "
+        if ( ! empty( $invoice_status ) ) {
+            $query['where'] .= "
 				AND 	posts.post_status 	IN ( '" . implode( "','", $invoice_status ) . "' )
 			";
-		}
-
-		if ( ! empty( $parent_invoice_status ) ) {
-			if ( ! empty( $invoice_status ) ) {
-				$query['where'] .= " AND ( parent.post_status IN ( '" . implode( "','", $parent_invoice_status ) . "' ) OR parent.ID IS NULL ) ";
-			} else {
-				$query['where'] .= " AND parent.post_status IN ( '" . implode( "','", $parent_invoice_status ) . "' ) ";
-			}
-		}
-
-		if ( ! empty( $filter_range['before'] ) ) {
-			$query['where'] .= "
+        }
+
+        if ( ! empty( $parent_invoice_status ) ) {
+            if ( ! empty( $invoice_status ) ) {
+                $query['where'] .= " AND ( parent.post_status IN ( '" . implode( "','", $parent_invoice_status ) . "' ) OR parent.ID IS NULL ) ";
+            } else {
+                $query['where'] .= " AND parent.post_status IN ( '" . implode( "','", $parent_invoice_status ) . "' ) ";
+            }
+        }
+
+        if ( ! empty( $filter_range['before'] ) ) {
+            $query['where'] .= "
 				AND 	posts.post_date < '" . date( 'Y-m-d 23:59:59', strtotime( $filter_range['before'] ) ) . "'
 			";
-		}
+        }
 
-		if ( ! empty( $filter_range['after'] ) ) {
-			$query['where'] .= "
+        if ( ! empty( $filter_range['after'] ) ) {
+            $query['where'] .= "
 				AND 	posts.post_date > '" . date( 'Y-m-d H:i:s', strtotime( $filter_range['after'] ) ) . "'
 			";
-		}
+        }
 
-		if ( ! empty( $where ) ) {
+        if ( ! empty( $where ) ) {
 
-			foreach ( $where as $value ) {
+            foreach ( $where as $value ) {
 
-				if ( strtolower( $value['operator'] ) == 'in' || strtolower( $value['operator'] ) == 'not in' ) {
-
-					if ( is_array( $value['value'] ) ) {
-						$value['value'] = implode( "','", $value['value'] );
-					}
-
-					if ( ! empty( $value['value'] ) ) {
-						$where_value = "{$value['operator']} ('{$value['value']}')";
-					}
-				} else {
-					$where_value = "{$value['operator']} '{$value['value']}'";
-				}
-
-				if ( ! empty( $where_value ) ) {
-					$query['where'] .= " AND {$value['key']} {$where_value}";
-				}
-			}
-		}
-
-		if ( $group_by ) {
-			$query['group_by'] = "GROUP BY {$group_by}";
-		}
-
-		if ( $order_by ) {
-			$query['order_by'] = "ORDER BY {$order_by}";
-		}
-
-		if ( $limit ) {
-			$query['limit'] = "LIMIT {$limit}";
-		}
-
-		$query = apply_filters( 'getpaid_reports_get_invoice_report_query', $query, $data );
-		$query = implode( ' ', $query );
-
-		return self::execute( $query_type, $query );
-
-	}
-
-	/**
-	 * Prepares the data to select.
-	 *
-	 *
-	 * @param  array $data
-	 * @return array
-	 */
-	public static function prepare_invoice_data( $data ) {
-
-		$prepared = array();
-
-		foreach ( $data as $raw_key => $value ) {
-			$key      = sanitize_key( $raw_key );
-			$distinct = '';
-
-			if ( isset( $value['distinct'] ) ) {
-				$distinct = 'DISTINCT';
-			}
-
-			$get_key = self::get_invoice_table_key( $key, $value['type'] );
-
-			if ( false === $get_key ) {
-				// Skip to the next foreach iteration else the query will be invalid.
-				continue;
-			}
-
-			if ( ! empty( $value['function'] ) ) {
-				$get = "{$value['function']}({$distinct} {$get_key})";
-			} else {
-				$get = "{$distinct} {$get_key}";
-			}
-
-			$prepared[] = "{$get} as {$value['name']}";
-		}
-
-		return $prepared;
-
-	}
-
-	/**
-	 * Prepares the joins to use.
-	 *
-	 *
-	 * @param  array $data
-	 * @param  bool $with_parent
-	 * @return array
-	 */
-	public static function prepare_invoice_joins( $data, $with_parent ) {
-		global $wpdb;
-
-		$prepared = array();
-
-		foreach ( $data as $raw_key => $value ) {
-			$join_type = isset( $value['join_type'] ) ? $value['join_type'] : 'INNER';
-			$type      = isset( $value['type'] ) ? $value['type'] : false;
-			$key       = sanitize_key( $raw_key );
-
-			switch ( $type ) {
-				case 'meta':
-					$prepared[ "meta_{$key}" ] = "{$join_type} JOIN {$wpdb->postmeta} AS meta_{$key} ON ( posts.ID = meta_{$key}.post_id AND meta_{$key}.meta_key = '{$raw_key}' )";
-					break;
-				case 'parent_meta':
-					$prepared[ "parent_meta_{$key}" ] = "{$join_type} JOIN {$wpdb->postmeta} AS parent_meta_{$key} ON (posts.post_parent = parent_meta_{$key}.post_id) AND (parent_meta_{$key}.meta_key = '{$raw_key}')";
-					break;
-				case 'invoice_data':
-					$prepared['invoices'] = "{$join_type} JOIN {$wpdb->prefix}getpaid_invoices AS invoices ON posts.ID = invoices.post_id";
-					break;
-				case 'invoice_item':
-					$prepared['invoice_items'] = "{$join_type} JOIN {$wpdb->prefix}getpaid_invoice_items AS invoice_items ON posts.ID = invoice_items.post_id";
-					break;
-			}
-		}
-
-		if ( $with_parent ) {
-			$prepared['parent'] = "LEFT JOIN {$wpdb->posts} AS parent ON posts.post_parent = parent.ID";
-		}
-
-		return $prepared;
-
-	}
-
-	/**
-	 * Retrieves the appropriate table key to use.
-	 *
-	 *
-	 * @param  string $key
-	 * @param  string $table
-	 * @return string|false
-	 */
-	public static function get_invoice_table_key( $key, $table ) {
-
-		$keys = array(
-			'meta'         => "meta_{$key}.meta_value",
-			'parent_meta'  => "parent_meta_{$key}.meta_value",
-			'post_data'    => "posts.{$key}",
-			'invoice_data' => "invoices.{$key}",
-			'invoice_item' => "invoice_items.{$key}",
-		);
-
-		return isset( $keys[ $table ] ) ? $keys[ $table ] : false;
-
-	}
-
-	/**
-	 * Executes a query and caches the result for a minute.
-	 *
-	 *
-	 * @param  string $query_type
-	 * @param  string $query
-	 * @return mixed depending on query_type
-	 */
-	public static function execute( $query_type, $query ) {
-		global $wpdb;
-
-		$query_hash = md5( $query_type . $query );
-		$result     = self::get_cached_query( $query_hash );
-		if ( $result === false ) {
-			self::enable_big_selects();
-
-			$result = $wpdb->$query_type( $query );
-			self::set_cached_query( $query_hash, $result );
-		}
-
-		return $result;
-
-	}
-
-	/**
-	 * Enables big mysql selects for reports, just once for this session.
-	 */
-	protected static function enable_big_selects() {
-		static $big_selects = false;
-
-		global $wpdb;
-
-		if ( ! $big_selects ) {
-			$wpdb->query( 'SET SESSION SQL_BIG_SELECTS=1' );
-			$big_selects = true;
-		}
-	}
-
-	/**
-	 * Get the cached query result or null if it's not in the cache.
-	 *
-	 * @param string $query_hash The query hash.
-	 *
-	 * @return mixed|false The cache contents on success, false on failure to retrieve contents.
-	 */
-	protected static function get_cached_query( $query_hash ) {
-
-		return wp_cache_get(
-			$query_hash,
-			strtolower( __CLASS__ )
-		);
-
-	}
-
-	/**
-	 * Set the cached query result.
-	 *
-	 * @param string $query_hash The query hash.
-	 * @param mixed  $data The data to cache.
-	 */
-	protected static function set_cached_query( $query_hash, $data ) {
-
-		wp_cache_set(
-			$query_hash,
-			$data,
-			strtolower( __CLASS__ ),
-			MINUTE_IN_SECONDS
-		);
-
-	}
+                if ( strtolower( $value['operator'] ) == 'in' || strtolower( $value['operator'] ) == 'not in' ) {
+
+                    if ( is_array( $value['value'] ) ) {
+                        $value['value'] = implode( "','", $value['value'] );
+                    }
+
+                    if ( ! empty( $value['value'] ) ) {
+                        $where_value = "{$value['operator']} ('{$value['value']}')";
+                    }
+                } else {
+                    $where_value = "{$value['operator']} '{$value['value']}'";
+                }
+
+                if ( ! empty( $where_value ) ) {
+                    $query['where'] .= " AND {$value['key']} {$where_value}";
+                }
+            }
+        }
+
+        if ( $group_by ) {
+            $query['group_by'] = "GROUP BY {$group_by}";
+        }
+
+        if ( $order_by ) {
+            $query['order_by'] = "ORDER BY {$order_by}";
+        }
+
+        if ( $limit ) {
+            $query['limit'] = "LIMIT {$limit}";
+        }
+
+        $query = apply_filters( 'getpaid_reports_get_invoice_report_query', $query, $data );
+        $query = implode( ' ', $query );
+
+        return self::execute( $query_type, $query );
+
+    }
+
+    /**
+     * Prepares the data to select.
+     *
+     *
+     * @param  array $data
+     * @return array
+     */
+    public static function prepare_invoice_data( $data ) {
+
+        $prepared = array();
+
+        foreach ( $data as $raw_key => $value ) {
+            $key      = sanitize_key( $raw_key );
+            $distinct = '';
+
+            if ( isset( $value['distinct'] ) ) {
+                $distinct = 'DISTINCT';
+            }
+
+            $get_key = self::get_invoice_table_key( $key, $value['type'] );
+
+            if ( false === $get_key ) {
+                // Skip to the next foreach iteration else the query will be invalid.
+                continue;
+            }
+
+            if ( ! empty( $value['function'] ) ) {
+                $get = "{$value['function']}({$distinct} {$get_key})";
+            } else {
+                $get = "{$distinct} {$get_key}";
+            }
+
+            $prepared[] = "{$get} as {$value['name']}";
+        }
+
+        return $prepared;
+
+    }
+
+    /**
+     * Prepares the joins to use.
+     *
+     *
+     * @param  array $data
+     * @param  bool $with_parent
+     * @return array
+     */
+    public static function prepare_invoice_joins( $data, $with_parent ) {
+        global $wpdb;
+
+        $prepared = array();
+
+        foreach ( $data as $raw_key => $value ) {
+            $join_type = isset( $value['join_type'] ) ? $value['join_type'] : 'INNER';
+            $type      = isset( $value['type'] ) ? $value['type'] : false;
+            $key       = sanitize_key( $raw_key );
+
+            switch ( $type ) {
+                case 'meta':
+                    $prepared[ "meta_{$key}" ] = "{$join_type} JOIN {$wpdb->postmeta} AS meta_{$key} ON ( posts.ID = meta_{$key}.post_id AND meta_{$key}.meta_key = '{$raw_key}' )";
+                    break;
+                case 'parent_meta':
+                    $prepared[ "parent_meta_{$key}" ] = "{$join_type} JOIN {$wpdb->postmeta} AS parent_meta_{$key} ON (posts.post_parent = parent_meta_{$key}.post_id) AND (parent_meta_{$key}.meta_key = '{$raw_key}')";
+                    break;
+                case 'invoice_data':
+                    $prepared['invoices'] = "{$join_type} JOIN {$wpdb->prefix}getpaid_invoices AS invoices ON posts.ID = invoices.post_id";
+                    break;
+                case 'invoice_item':
+                    $prepared['invoice_items'] = "{$join_type} JOIN {$wpdb->prefix}getpaid_invoice_items AS invoice_items ON posts.ID = invoice_items.post_id";
+                    break;
+            }
+        }
+
+        if ( $with_parent ) {
+            $prepared['parent'] = "LEFT JOIN {$wpdb->posts} AS parent ON posts.post_parent = parent.ID";
+        }
+
+        return $prepared;
+
+    }
+
+    /**
+     * Retrieves the appropriate table key to use.
+     *
+     *
+     * @param  string $key
+     * @param  string $table
+     * @return string|false
+     */
+    public static function get_invoice_table_key( $key, $table ) {
+
+        $keys = array(
+            'meta'         => "meta_{$key}.meta_value",
+            'parent_meta'  => "parent_meta_{$key}.meta_value",
+            'post_data'    => "posts.{$key}",
+            'invoice_data' => "invoices.{$key}",
+            'invoice_item' => "invoice_items.{$key}",
+        );
+
+        return isset( $keys[ $table ] ) ? $keys[ $table ] : false;
+
+    }
+
+    /**
+     * Executes a query and caches the result for a minute.
+     *
+     *
+     * @param  string $query_type
+     * @param  string $query
+     * @return mixed depending on query_type
+     */
+    public static function execute( $query_type, $query ) {
+        global $wpdb;
+
+        $query_hash = md5( $query_type . $query );
+        $result     = self::get_cached_query( $query_hash );
+        if ( $result === false ) {
+            self::enable_big_selects();
+
+            $result = $wpdb->$query_type( $query );
+            self::set_cached_query( $query_hash, $result );
+        }
+
+        return $result;
+
+    }
+
+    /**
+     * Enables big mysql selects for reports, just once for this session.
+     */
+    protected static function enable_big_selects() {
+        static $big_selects = false;
+
+        global $wpdb;
+
+        if ( ! $big_selects ) {
+            $wpdb->query( 'SET SESSION SQL_BIG_SELECTS=1' );
+            $big_selects = true;
+        }
+    }
+
+    /**
+     * Get the cached query result or null if it's not in the cache.
+     *
+     * @param string $query_hash The query hash.
+     *
+     * @return mixed|false The cache contents on success, false on failure to retrieve contents.
+     */
+    protected static function get_cached_query( $query_hash ) {
+
+        return wp_cache_get(
+            $query_hash,
+            strtolower( __CLASS__ )
+        );
+
+    }
+
+    /**
+     * Set the cached query result.
+     *
+     * @param string $query_hash The query hash.
+     * @param mixed  $data The data to cache.
+     */
+    protected static function set_cached_query( $query_hash, $data ) {
+
+        wp_cache_set(
+            $query_hash,
+            $data,
+            strtolower( __CLASS__ ),
+            MINUTE_IN_SECONDS
+        );
+
+    }
 
 }

Spacing +64 added lines, -64 removed lines

@@ -5,7 +5,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * GetPaid_Reports_Helper Class.
@@ -26,7 +26,7 @@ 
 	 * @param  array $args
 	 * @return mixed depending on query_type
 	 */
-	public static function get_invoice_report_data( $args = array() ) {
+	public static function get_invoice_report_data($args = array()) {
 		global $wpdb;
 
 		$default_args = array(
@@ -37,94 +37,94 @@ 
 			'order_by'              => '', // What to order by.
 			'limit'                 => '', // Results limit.
 			'filter_range'          => array(), // An array of before and after dates to limit results by.
-			'invoice_types'         => array( 'wpi_invoice' ), // An array of post types to retrieve.
-			'invoice_status'        => array( 'publish', 'wpi-processing', 'wpi-onhold' ),
+			'invoice_types'         => array('wpi_invoice'), // An array of post types to retrieve.
+			'invoice_status'        => array('publish', 'wpi-processing', 'wpi-onhold'),
 			'parent_invoice_status' => false, // Optionally filter by parent invoice status.
 		);
 
-		$args         = apply_filters( 'getpaid_reports_get_invoice_report_data_args', $args );
-		$args         = wp_parse_args( $args, $default_args );
+		$args         = apply_filters('getpaid_reports_get_invoice_report_data_args', $args);
+		$args         = wp_parse_args($args, $default_args);
 
-		extract( $args );
+		extract($args);
 
-		if ( empty( $data ) ) {
+		if (empty($data)) {
 			return '';
 		}
 
 		$query           = array();
-		$query['select'] = 'SELECT ' . implode( ',', self::prepare_invoice_data( $data ) );
+		$query['select'] = 'SELECT ' . implode(',', self::prepare_invoice_data($data));
 		$query['from']   = "FROM {$wpdb->posts} AS posts";
-		$query['join']   = implode( ' ', self::prepare_invoice_joins( $data + $where, ! empty( $parent_invoice_status ) ) );
+		$query['join']   = implode(' ', self::prepare_invoice_joins($data + $where, !empty($parent_invoice_status)));
 
 		$query['where']  = "
-			WHERE 	posts.post_type 	IN ( '" . implode( "','", $invoice_types ) . "' )
+			WHERE 	posts.post_type 	IN ( '" . implode("','", $invoice_types) . "' )
 			";
 
-		if ( ! empty( $invoice_status ) ) {
+		if (!empty($invoice_status)) {
 			$query['where'] .= "
-				AND 	posts.post_status 	IN ( '" . implode( "','", $invoice_status ) . "' )
+				AND 	posts.post_status 	IN ( '" . implode("','", $invoice_status) . "' )
 			";
 		}
 
-		if ( ! empty( $parent_invoice_status ) ) {
-			if ( ! empty( $invoice_status ) ) {
-				$query['where'] .= " AND ( parent.post_status IN ( '" . implode( "','", $parent_invoice_status ) . "' ) OR parent.ID IS NULL ) ";
+		if (!empty($parent_invoice_status)) {
+			if (!empty($invoice_status)) {
+				$query['where'] .= " AND ( parent.post_status IN ( '" . implode("','", $parent_invoice_status) . "' ) OR parent.ID IS NULL ) ";
 			} else {
-				$query['where'] .= " AND parent.post_status IN ( '" . implode( "','", $parent_invoice_status ) . "' ) ";
+				$query['where'] .= " AND parent.post_status IN ( '" . implode("','", $parent_invoice_status) . "' ) ";
 			}
 		}
 
-		if ( ! empty( $filter_range['before'] ) ) {
+		if (!empty($filter_range['before'])) {
 			$query['where'] .= "
-				AND 	posts.post_date < '" . date( 'Y-m-d 23:59:59', strtotime( $filter_range['before'] ) ) . "'
+				AND 	posts.post_date < '" . date('Y-m-d 23:59:59', strtotime($filter_range['before'])) . "'
 			";
 		}
 
-		if ( ! empty( $filter_range['after'] ) ) {
+		if (!empty($filter_range['after'])) {
 			$query['where'] .= "
-				AND 	posts.post_date > '" . date( 'Y-m-d H:i:s', strtotime( $filter_range['after'] ) ) . "'
+				AND 	posts.post_date > '" . date('Y-m-d H:i:s', strtotime($filter_range['after'])) . "'
 			";
 		}
 
-		if ( ! empty( $where ) ) {
+		if (!empty($where)) {
 
-			foreach ( $where as $value ) {
+			foreach ($where as $value) {
 
-				if ( strtolower( $value['operator'] ) == 'in' || strtolower( $value['operator'] ) == 'not in' ) {
+				if (strtolower($value['operator']) == 'in' || strtolower($value['operator']) == 'not in') {
 
-					if ( is_array( $value['value'] ) ) {
-						$value['value'] = implode( "','", $value['value'] );
+					if (is_array($value['value'])) {
+						$value['value'] = implode("','", $value['value']);
 					}
 
-					if ( ! empty( $value['value'] ) ) {
+					if (!empty($value['value'])) {
 						$where_value = "{$value['operator']} ('{$value['value']}')";
 					}
 				} else {
 					$where_value = "{$value['operator']} '{$value['value']}'";
 				}
 
-				if ( ! empty( $where_value ) ) {
+				if (!empty($where_value)) {
 					$query['where'] .= " AND {$value['key']} {$where_value}";
 				}
 			}
 		}
 
-		if ( $group_by ) {
+		if ($group_by) {
 			$query['group_by'] = "GROUP BY {$group_by}";
 		}
 
-		if ( $order_by ) {
+		if ($order_by) {
 			$query['order_by'] = "ORDER BY {$order_by}";
 		}
 
-		if ( $limit ) {
+		if ($limit) {
 			$query['limit'] = "LIMIT {$limit}";
 		}
 
-		$query = apply_filters( 'getpaid_reports_get_invoice_report_query', $query, $data );
-		$query = implode( ' ', $query );
+		$query = apply_filters('getpaid_reports_get_invoice_report_query', $query, $data);
+		$query = implode(' ', $query);
 
-		return self::execute( $query_type, $query );
+		return self::execute($query_type, $query);
 
 	}
 
@@ -135,26 +135,26 @@ 
 	 * @param  array $data
 	 * @return array
 	 */
-	public static function prepare_invoice_data( $data ) {
+	public static function prepare_invoice_data($data) {
 
 		$prepared = array();
 
-		foreach ( $data as $raw_key => $value ) {
-			$key      = sanitize_key( $raw_key );
+		foreach ($data as $raw_key => $value) {
+			$key      = sanitize_key($raw_key);
 			$distinct = '';
 
-			if ( isset( $value['distinct'] ) ) {
+			if (isset($value['distinct'])) {
 				$distinct = 'DISTINCT';
 			}
 
-			$get_key = self::get_invoice_table_key( $key, $value['type'] );
+			$get_key = self::get_invoice_table_key($key, $value['type']);
 
-			if ( false === $get_key ) {
+			if (false === $get_key) {
 				// Skip to the next foreach iteration else the query will be invalid.
 				continue;
 			}
 
-			if ( ! empty( $value['function'] ) ) {
+			if (!empty($value['function'])) {
 				$get = "{$value['function']}({$distinct} {$get_key})";
 			} else {
 				$get = "{$distinct} {$get_key}";
@@ -175,22 +175,22 @@ 
 	 * @param  bool $with_parent
 	 * @return array
 	 */
-	public static function prepare_invoice_joins( $data, $with_parent ) {
+	public static function prepare_invoice_joins($data, $with_parent) {
 		global $wpdb;
 
 		$prepared = array();
 
-		foreach ( $data as $raw_key => $value ) {
-			$join_type = isset( $value['join_type'] ) ? $value['join_type'] : 'INNER';
-			$type      = isset( $value['type'] ) ? $value['type'] : false;
-			$key       = sanitize_key( $raw_key );
+		foreach ($data as $raw_key => $value) {
+			$join_type = isset($value['join_type']) ? $value['join_type'] : 'INNER';
+			$type      = isset($value['type']) ? $value['type'] : false;
+			$key       = sanitize_key($raw_key);
 
-			switch ( $type ) {
+			switch ($type) {
 				case 'meta':
-					$prepared[ "meta_{$key}" ] = "{$join_type} JOIN {$wpdb->postmeta} AS meta_{$key} ON ( posts.ID = meta_{$key}.post_id AND meta_{$key}.meta_key = '{$raw_key}' )";
+					$prepared["meta_{$key}"] = "{$join_type} JOIN {$wpdb->postmeta} AS meta_{$key} ON ( posts.ID = meta_{$key}.post_id AND meta_{$key}.meta_key = '{$raw_key}' )";
 					break;
 				case 'parent_meta':
-					$prepared[ "parent_meta_{$key}" ] = "{$join_type} JOIN {$wpdb->postmeta} AS parent_meta_{$key} ON (posts.post_parent = parent_meta_{$key}.post_id) AND (parent_meta_{$key}.meta_key = '{$raw_key}')";
+					$prepared["parent_meta_{$key}"] = "{$join_type} JOIN {$wpdb->postmeta} AS parent_meta_{$key} ON (posts.post_parent = parent_meta_{$key}.post_id) AND (parent_meta_{$key}.meta_key = '{$raw_key}')";
 					break;
 				case 'invoice_data':
 					$prepared['invoices'] = "{$join_type} JOIN {$wpdb->prefix}getpaid_invoices AS invoices ON posts.ID = invoices.post_id";
@@ -201,7 +201,7 @@ 
 			}
 		}
 
-		if ( $with_parent ) {
+		if ($with_parent) {
 			$prepared['parent'] = "LEFT JOIN {$wpdb->posts} AS parent ON posts.post_parent = parent.ID";
 		}
 
@@ -217,7 +217,7 @@ 
 	 * @param  string $table
 	 * @return string|false
 	 */
-	public static function get_invoice_table_key( $key, $table ) {
+	public static function get_invoice_table_key($key, $table) {
 
 		$keys = array(
 			'meta'         => "meta_{$key}.meta_value",
@@ -227,7 +227,7 @@ 
 			'invoice_item' => "invoice_items.{$key}",
 		);
 
-		return isset( $keys[ $table ] ) ? $keys[ $table ] : false;
+		return isset($keys[$table]) ? $keys[$table] : false;
 
 	}
 
@@ -239,16 +239,16 @@ 
 	 * @param  string $query
 	 * @return mixed depending on query_type
 	 */
-	public static function execute( $query_type, $query ) {
+	public static function execute($query_type, $query) {
 		global $wpdb;
 
-		$query_hash = md5( $query_type . $query );
-		$result     = self::get_cached_query( $query_hash );
-		if ( $result === false ) {
+		$query_hash = md5($query_type . $query);
+		$result     = self::get_cached_query($query_hash);
+		if ($result === false) {
 			self::enable_big_selects();
 
-			$result = $wpdb->$query_type( $query );
-			self::set_cached_query( $query_hash, $result );
+			$result = $wpdb->$query_type($query);
+			self::set_cached_query($query_hash, $result);
 		}
 
 		return $result;
@@ -263,8 +263,8 @@ 
 
 		global $wpdb;
 
-		if ( ! $big_selects ) {
-			$wpdb->query( 'SET SESSION SQL_BIG_SELECTS=1' );
+		if (!$big_selects) {
+			$wpdb->query('SET SESSION SQL_BIG_SELECTS=1');
 			$big_selects = true;
 		}
 	}
@@ -276,11 +276,11 @@ 
 	 *
 	 * @return mixed|false The cache contents on success, false on failure to retrieve contents.
 	 */
-	protected static function get_cached_query( $query_hash ) {
+	protected static function get_cached_query($query_hash) {
 
 		return wp_cache_get(
 			$query_hash,
-			strtolower( __CLASS__ )
+			strtolower(__CLASS__)
 		);
 
 	}
@@ -291,12 +291,12 @@ 
 	 * @param string $query_hash The query hash.
 	 * @param mixed  $data The data to cache.
 	 */
-	protected static function set_cached_query( $query_hash, $data ) {
+	protected static function set_cached_query($query_hash, $data) {
 
 		wp_cache_set(
 			$query_hash,
 			$data,
-			strtolower( __CLASS__ ),
+			strtolower(__CLASS__),
 			MINUTE_IN_SECONDS
 		);
 

widgets/invoice.php

Indentation +25 added lines, -25 removed lines

@@ -37,14 +37,14 @@ 
                     'advanced'    => false
                 ),
                 'id'  => array(
-	                'title'       => __( 'Invoice', 'invoicing' ),
-	                'desc'        => __( 'Enter the invoice ID', 'invoicing' ),
-	                'type'        => 'text',
-	                'desc_tip'    => true,
-	                'default'     => '',
-	                'placeholder' => __('1','invoicing'),
-	                'advanced'    => false
-				),
+                    'title'       => __( 'Invoice', 'invoicing' ),
+                    'desc'        => __( 'Enter the invoice ID', 'invoicing' ),
+                    'type'        => 'text',
+                    'desc_tip'    => true,
+                    'default'     => '',
+                    'placeholder' => __('1','invoicing'),
+                    'advanced'    => false
+                ),
             )
 
         );
@@ -53,26 +53,26 @@ 
         parent::__construct( $options );
     }
 
-	/**
-	 * The Super block output function.
-	 *
-	 * @param array $args
-	 * @param array $widget_args
-	 * @param string $content
-	 *
-	 * @return mixed|string|bool
-	 */
+    /**
+     * The Super block output function.
+     *
+     * @param array $args
+     * @param array $widget_args
+     * @param string $content
+     *
+     * @return mixed|string|bool
+     */
     public function output( $args = array(), $widget_args = array(), $content = '' ) {
     
         // Is the shortcode set up correctly?
-		if ( empty( $args['id'] ) ) {
-			return aui()->alert(
-				array(
-					'type'    => 'warning',
-					'content' => __( 'Missing invoice ID', 'invoicing' ),
-				)
-			);
-		}
+        if ( empty( $args['id'] ) ) {
+            return aui()->alert(
+                array(
+                    'type'    => 'warning',
+                    'content' => __( 'Missing invoice ID', 'invoicing' ),
+                )
+            );
+        }
 
         $invoice = wpinv_get_invoice( (int) $args['id'] );
 

Spacing +16 added lines, -16 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
     exit;
 }
 
@@ -22,27 +22,27 @@ 
             'block-keywords'=> "['invoicing','invoice']",
             'class_name'     => __CLASS__,
             'base_id'       => 'getpaid_invoice',
-            'name'          => __( 'GetPaid > Single Invoice','invoicing' ),
+            'name'          => __('GetPaid > Single Invoice', 'invoicing'),
             'widget_ops'    => array(
                 'classname'   => 'wpinv-invoice-class bsui',
-                'description' => esc_html__('Displays a single invoice.','invoicing'),
+                'description' => esc_html__('Displays a single invoice.', 'invoicing'),
             ),
             'arguments'     => array(
                 'title'  => array(
-                    'title'       => __( 'Widget title', 'invoicing' ),
-                    'desc'        => __( 'Enter widget title.', 'invoicing' ),
+                    'title'       => __('Widget title', 'invoicing'),
+                    'desc'        => __('Enter widget title.', 'invoicing'),
                     'type'        => 'text',
                     'desc_tip'    => true,
                     'default'     => '',
                     'advanced'    => false
                 ),
                 'id'  => array(
-	                'title'       => __( 'Invoice', 'invoicing' ),
-	                'desc'        => __( 'Enter the invoice ID', 'invoicing' ),
+	                'title'       => __('Invoice', 'invoicing'),
+	                'desc'        => __('Enter the invoice ID', 'invoicing'),
 	                'type'        => 'text',
 	                'desc_tip'    => true,
 	                'default'     => '',
-	                'placeholder' => __('1','invoicing'),
+	                'placeholder' => __('1', 'invoicing'),
 	                'advanced'    => false
 				),
             )
@@ -50,7 +50,7 @@ 
         );
 
 
-        parent::__construct( $options );
+        parent::__construct($options);
     }
 
 	/**
@@ -62,30 +62,30 @@ 
 	 *
 	 * @return mixed|string|bool
 	 */
-    public function output( $args = array(), $widget_args = array(), $content = '' ) {
+    public function output($args = array(), $widget_args = array(), $content = '') {
     
         // Is the shortcode set up correctly?
-		if ( empty( $args['id'] ) ) {
+		if (empty($args['id'])) {
 			return aui()->alert(
 				array(
 					'type'    => 'warning',
-					'content' => __( 'Missing invoice ID', 'invoicing' ),
+					'content' => __('Missing invoice ID', 'invoicing'),
 				)
 			);
 		}
 
-        $invoice = wpinv_get_invoice( (int) $args['id'] );
+        $invoice = wpinv_get_invoice((int) $args['id']);
 
-        if ( $invoice ) {
+        if ($invoice) {
             ob_start();
-            getpaid_invoice( $invoice );
+            getpaid_invoice($invoice);
             return ob_get_clean();
         }
 
         return aui()->alert(
             array(
                 'type'    => 'danger',
-                'content' => __( 'Invoice not found', 'invoicing' ),
+                'content' => __('Invoice not found', 'invoicing'),
             )
         );