AyeCode / invoicing

templates/payment-forms/elements/checkbox.php

Spacing +8 added lines, -8 removed lines

@@ -7,23 +7,23 @@
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
-$label = empty( $label ) ? '' : wp_kses_post( $label );
+$label = empty($label) ? '' : wp_kses_post($label);
 
-if ( ! empty( $required ) ) {
+if (!empty($required)) {
     $label .= "<span class='text-danger'> *</span>";
 }
 
 echo aui()->input(
     array(
         'type'       => 'checkbox',
-        'name'       => esc_attr( $id ),
-        'id'         => esc_attr( $id ) . uniqid( '_' ),
-        'required'   => ! empty( $required ),
+        'name'       => esc_attr($id),
+        'id'         => esc_attr($id) . uniqid('_'),
+        'required'   => !empty($required),
         'label'      => $label,
-        'value'      => esc_attr__( 'Yes', 'invoicing' ),
-        'help_text'  => empty( $description ) ? '' : wp_kses_post( $description ),
+        'value'      => esc_attr__('Yes', 'invoicing'),
+        'help_text'  => empty($description) ? '' : wp_kses_post($description),
         'class'      => 'w-auto',
     )
 );

templates/payment-forms/elements/gateway_select.php

Spacing +24 added lines, -24 removed lines

@@ -7,45 +7,45 @@ 
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 // The payment methods select title.
-if ( empty( $text ) ) {
-    $text = __( 'Select Payment Method', 'invoicing' );
+if (empty($text)) {
+    $text = __('Select Payment Method', 'invoicing');
 }
 
 // An array of active payment methods.
-$gateways = wpinv_get_enabled_payment_gateways( true );
+$gateways = wpinv_get_enabled_payment_gateways(true);
 
 // The current invoice id.
 $invoice_id     = 0;
 $chosen_gateway = wpinv_get_default_gateway();
 
-if ( ! empty( $form->invoice ) ) {
+if (!empty($form->invoice)) {
     $invoice_id = $form->invoice->get_id();
     $chosen_gateway = $form->invoice->get_gateway();
 }
 
 ?>
 
-    <?php do_action( 'getpaid_before_payment_form_gateway_select', $form ); ?>
+    <?php do_action('getpaid_before_payment_form_gateway_select', $form); ?>
     <div class="mt-4 mb-4 getpaid-gateways">
 
-        <?php do_action( 'wpinv_payment_mode_top', $invoice_id, $chosen_gateway, $gateways, $form ); ?>
+        <?php do_action('wpinv_payment_mode_top', $invoice_id, $chosen_gateway, $gateways, $form); ?>
 
         <div class="getpaid-select-gateway-title-div">
-            <h6><?php echo sanitize_text_field( $text ); ?></h6>
+            <h6><?php echo sanitize_text_field($text); ?></h6>
         </div>
 
         <div class="getpaid-available-gateways-div">
 
-            <?php foreach ( array_keys( $gateways ) as $gateway ) : ?>
+            <?php foreach (array_keys($gateways) as $gateway) : ?>
 
-                <div class="pt-1 pb-1 getpaid-gateway getpaid-gateway-<?php echo sanitize_html_class( $gateway ) ;?>" data-checkout-label='<?php echo esc_attr( apply_filters( "getpaid_gateway_{$gateway}_checkout_button_label", '' ) ); ?>'>
+                <div class="pt-1 pb-1 getpaid-gateway getpaid-gateway-<?php echo sanitize_html_class($gateway); ?>" data-checkout-label='<?php echo esc_attr(apply_filters("getpaid_gateway_{$gateway}_checkout_button_label", '')); ?>'>
 
                     <label class="d-block w-100 getpaid-gateway-radio">
-                        <input type="radio" class="w-auto" value="<?php echo esc_attr( $gateway ) ;?>" <?php checked( $gateway, $chosen_gateway ) ;?> name="wpi-gateway">
-                        <span><?php echo sanitize_text_field( wpinv_get_gateway_checkout_label( $gateway ) ); ?></span>
+                        <input type="radio" class="w-auto" value="<?php echo esc_attr($gateway); ?>" <?php checked($gateway, $chosen_gateway); ?> name="wpi-gateway">
+                        <span><?php echo sanitize_text_field(wpinv_get_gateway_checkout_label($gateway)); ?></span>
                     </label>
 
                 </div>
@@ -56,22 +56,22 @@ 
 
         <div class="getpaid-gateway-descriptions-div">
 
-            <?php foreach ( array_keys( $gateways ) as $gateway ) : ?>
+            <?php foreach (array_keys($gateways) as $gateway) : ?>
 
-                <div class="my-2 p-3 bg-light border getpaid-gateway-description getpaid-description-<?php echo sanitize_html_class( $gateway ) ;?>" style="display: none;">
+                <div class="my-2 p-3 bg-light border getpaid-gateway-description getpaid-description-<?php echo sanitize_html_class($gateway); ?>" style="display: none;">
                     <?php
 
-                        $description = wpinv_get_gateway_description( $gateway );
+                        $description = wpinv_get_gateway_description($gateway);
 
-                        if ( wpinv_is_test_mode( $gateway ) ) {
-                            $sandbox_notice = apply_filters( "getpaid_{$gateway}_sandbox_notice", __( 'SANDBOX ENABLED: No real payments will occur.', 'invoicing' ) );
+                        if (wpinv_is_test_mode($gateway)) {
+                            $sandbox_notice = apply_filters("getpaid_{$gateway}_sandbox_notice", __('SANDBOX ENABLED: No real payments will occur.', 'invoicing'));
                             $description = "$description $sandbox_notice";
                         }
 
-                        echo wpautop( wp_kses_post( $description ) );
+                        echo wpautop(wp_kses_post($description));
 
-                        do_action( 'wpinv_' . $gateway . '_checkout_fields', $invoice_id ) ;
-                        do_action( 'wpinv_' . $gateway . '_cc_form', $invoice_id, $form ) ;
+                        do_action('wpinv_' . $gateway . '_checkout_fields', $invoice_id);
+                        do_action('wpinv_' . $gateway . '_cc_form', $invoice_id, $form);
 
                     ?>
                 </div>
@@ -84,7 +84,7 @@ 
             <?php
                 echo aui()->alert(
                     array(
-                        'content'     => __( 'None of the available payment gateways support subscriptions.', 'invoicing' ),
+                        'content'     => __('None of the available payment gateways support subscriptions.', 'invoicing'),
                         'type'        => 'danger',
                     )
                 );
@@ -95,14 +95,14 @@ 
             <?php
                 echo aui()->alert(
                     array(
-                        'content'     => __( 'There is no active payment gateway available to process your request.', 'invoicing' ),
+                        'content'     => __('There is no active payment gateway available to process your request.', 'invoicing'),
                         'type'        => 'danger',
                     )
                 );
             ?>
         </div>
 
-        <?php do_action( 'wpinv_payment_mode_bottom', $invoice_id, $chosen_gateway, $gateways, $form ); ?>
+        <?php do_action('wpinv_payment_mode_bottom', $invoice_id, $chosen_gateway, $gateways, $form); ?>
 
     </div>
-    <?php do_action( 'getpaid_after_payment_form_gateway_select', $form ); ?>
+    <?php do_action('getpaid_after_payment_form_gateway_select', $form); ?>

templates/payment-forms/variations/radio.php

Spacing +7 added lines, -7 removed lines

@@ -7,17 +7,17 @@ 
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 // Prepare the selectable items.
 $selectable = array();
-foreach ( $form->get_items() as $item ) {
-    if ( ! $item->is_required ) {
-        $selectable[$item->get_id()] = $item->get_name() . ' — ' . wpinv_price( $item->get_initial_price() );
+foreach ($form->get_items() as $item) {
+    if (!$item->is_required) {
+        $selectable[$item->get_id()] = $item->get_name() . ' — ' . wpinv_price($item->get_initial_price());
     }
 }
 
-if ( empty( $selectable ) ) {
+if (empty($selectable)) {
     return;
 }
 
@@ -27,9 +27,9 @@ 
 echo aui()->radio(
     array(
         'name'       => 'getpaid-payment-form-selected-item',
-        'id'         => 'getpaid-payment-form-selected-item' . uniqid( '_' ),
+        'id'         => 'getpaid-payment-form-selected-item' . uniqid('_'),
         'required'   => true,
-        'label'      => __( 'Select Item', 'invoicing' ),
+        'label'      => __('Select Item', 'invoicing'),
         'label_type' => 'vertical',
         'class'      => 'w-auto',
         'inline'     => false,

includes/data-stores/class-getpaid-invoice-data-store.php

Spacing +138 added lines, -138 removed lines

@@ -4,7 +4,7 @@ 
  * GetPaid_Invoice_Data_Store class file.
  *
  */
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
 	exit;
 }
 
@@ -110,61 +110,61 @@ 
 	 *
 	 * @param WPInv_Invoice $invoice Invoice object.
 	 */
-	public function create( &$invoice ) {
-		$invoice->set_version( WPINV_VERSION );
-		$invoice->set_date_created( current_time('mysql') );
+	public function create(&$invoice) {
+		$invoice->set_version(WPINV_VERSION);
+		$invoice->set_date_created(current_time('mysql'));
 
 		// Create a new post.
 		$id = wp_insert_post(
 			apply_filters(
 				'getpaid_new_invoice_data',
 				array(
-					'post_date'     => $invoice->get_date_created( 'edit' ),
-					'post_type'     => $invoice->get_post_type( 'edit' ),
-					'post_status'   => $this->get_post_status( $invoice ),
+					'post_date'     => $invoice->get_date_created('edit'),
+					'post_type'     => $invoice->get_post_type('edit'),
+					'post_status'   => $this->get_post_status($invoice),
 					'ping_status'   => 'closed',
-					'post_author'   => $invoice->get_user_id( 'edit' ),
-					'post_title'    => $invoice->get_title( 'edit' ),
-					'post_excerpt'  => $invoice->get_description( 'edit' ),
-					'post_parent'   => $invoice->get_parent_id( 'edit' ),
+					'post_author'   => $invoice->get_user_id('edit'),
+					'post_title'    => $invoice->get_title('edit'),
+					'post_excerpt'  => $invoice->get_description('edit'),
+					'post_parent'   => $invoice->get_parent_id('edit'),
 				)
 			),
 			true
 		);
 
-		if ( $id && ! is_wp_error( $id ) ) {
+		if ($id && !is_wp_error($id)) {
 
 			// Update the new id and regenerate a title.
-			$invoice->set_id( $id );
+			$invoice->set_id($id);
 
 			$invoice->maybe_set_number();
 
 			wp_update_post(
 				array(
 					'ID'         => $invoice->get_id(),
-					'post_title' => $invoice->get_number( 'edit' ),
-					'post_name'  => $invoice->get_path( 'edit' )
+					'post_title' => $invoice->get_number('edit'),
+					'post_name'  => $invoice->get_path('edit')
 				)
 			);
 
 			// Save special fields and items.
-			$this->save_special_fields( $invoice );
-			$this->save_items( $invoice );
+			$this->save_special_fields($invoice);
+			$this->save_items($invoice);
 
 			// Update meta data.
-			$this->update_post_meta( $invoice );
+			$this->update_post_meta($invoice);
 			$invoice->save_meta_data();
 
 			// Apply changes.
 			$invoice->apply_changes();
-			$this->clear_caches( $invoice );
+			$this->clear_caches($invoice);
 
 			// Fires after a new invoice is created.
-			do_action( 'getpaid_new_invoice', $invoice );
+			do_action('getpaid_new_invoice', $invoice);
 			return true;
 		}
 
-		if ( is_wp_error( $id ) ) {
+		if (is_wp_error($id)) {
 			$invoice->last_error = $id->get_error_message();
 		}
 
@@ -177,14 +177,14 @@ 
 	 * @param WPInv_Invoice $invoice Invoice object.
 	 *
 	 */
-	public function read( &$invoice ) {
+	public function read(&$invoice) {
 
 		$invoice->set_defaults();
-		$invoice_object = get_post( $invoice->get_id() );
+		$invoice_object = get_post($invoice->get_id());
 
-		if ( ! $invoice->get_id() || ! $invoice_object || ! getpaid_is_invoice_post_type( $invoice_object->post_type ) ) {
-			$invoice->last_error = __( 'Invalid invoice.', 'invoicing' );
-			$invoice->set_id( 0 );
+		if (!$invoice->get_id() || !$invoice_object || !getpaid_is_invoice_post_type($invoice_object->post_type)) {
+			$invoice->last_error = __('Invalid invoice.', 'invoicing');
+			$invoice->set_id(0);
 			return false;
 		}
 
@@ -202,14 +202,14 @@ 
 			)
 		);
 
-		$invoice->set_type( $invoice_object->post_type );
+		$invoice->set_type($invoice_object->post_type);
 
-		$this->read_object_data( $invoice, $invoice_object );
-		$this->add_special_fields( $invoice );
-		$this->add_items( $invoice );
+		$this->read_object_data($invoice, $invoice_object);
+		$this->add_special_fields($invoice);
+		$this->add_items($invoice);
 		$invoice->read_meta_data();
-		$invoice->set_object_read( true );
-		do_action( 'getpaid_read_invoice', $invoice );
+		$invoice->set_object_read(true);
+		do_action('getpaid_read_invoice', $invoice);
 
 	}
 
@@ -218,35 +218,35 @@ 
 	 *
 	 * @param WPInv_Invoice $invoice Invoice object.
 	 */
-	public function update( &$invoice ) {
+	public function update(&$invoice) {
 		$invoice->save_meta_data();
-		$invoice->set_version( WPINV_VERSION );
+		$invoice->set_version(WPINV_VERSION);
 
-		if ( null === $invoice->get_date_created( 'edit' ) ) {
-			$invoice->set_date_created(  current_time('mysql') );
+		if (null === $invoice->get_date_created('edit')) {
+			$invoice->set_date_created(current_time('mysql'));
 		}
 
 		// Ensure both the key and number are set.
 		$invoice->get_path();
 
 		// Grab the current status so we can compare.
-		$previous_status = get_post_status( $invoice->get_id() );
+		$previous_status = get_post_status($invoice->get_id());
 
 		$changes = $invoice->get_changes();
 
 		// Only update the post when the post data changes.
-		if ( array_intersect( array( 'date_created', 'date_modified', 'status', 'name', 'author', 'description', 'parent_id', 'post_excerpt', 'path' ), array_keys( $changes ) ) ) {
+		if (array_intersect(array('date_created', 'date_modified', 'status', 'name', 'author', 'description', 'parent_id', 'post_excerpt', 'path'), array_keys($changes))) {
 			$post_data = array(
-				'post_date'         => $invoice->get_date_created( 'edit' ),
-				'post_date_gmt'     => $invoice->get_date_created_gmt( 'edit' ),
-				'post_status'       => $invoice->get_status( 'edit' ),
-				'post_title'        => $invoice->get_name( 'edit' ),
-				'post_author'       => $invoice->get_user_id( 'edit' ),
-				'post_modified'     => $invoice->get_date_modified( 'edit' ),
-				'post_excerpt'      => $invoice->get_description( 'edit' ),
-				'post_parent'       => $invoice->get_parent_id( 'edit' ),
-				'post_name'         => $invoice->get_path( 'edit' ),
-				'post_type'         => $invoice->get_post_type( 'edit' ),
+				'post_date'         => $invoice->get_date_created('edit'),
+				'post_date_gmt'     => $invoice->get_date_created_gmt('edit'),
+				'post_status'       => $invoice->get_status('edit'),
+				'post_title'        => $invoice->get_name('edit'),
+				'post_author'       => $invoice->get_user_id('edit'),
+				'post_modified'     => $invoice->get_date_modified('edit'),
+				'post_excerpt'      => $invoice->get_description('edit'),
+				'post_parent'       => $invoice->get_parent_id('edit'),
+				'post_name'         => $invoice->get_path('edit'),
+				'post_type'         => $invoice->get_post_type('edit'),
 			);
 
 			/**
@@ -257,35 +257,35 @@ 
 			 * This ensures hooks are fired by either WP itself (admin screen save),
 			 * or an update purely from CRUD.
 			 */
-			if ( doing_action( 'save_post' ) ) {
-				$GLOBALS['wpdb']->update( $GLOBALS['wpdb']->posts, $post_data, array( 'ID' => $invoice->get_id() ) );
-				clean_post_cache( $invoice->get_id() );
+			if (doing_action('save_post')) {
+				$GLOBALS['wpdb']->update($GLOBALS['wpdb']->posts, $post_data, array('ID' => $invoice->get_id()));
+				clean_post_cache($invoice->get_id());
 			} else {
-				wp_update_post( array_merge( array( 'ID' => $invoice->get_id() ), $post_data ) );
+				wp_update_post(array_merge(array('ID' => $invoice->get_id()), $post_data));
 			}
-			$invoice->read_meta_data( true ); // Refresh internal meta data, in case things were hooked into `save_post` or another WP hook.
+			$invoice->read_meta_data(true); // Refresh internal meta data, in case things were hooked into `save_post` or another WP hook.
 		}
 
 		// Update meta data.
-		$this->update_post_meta( $invoice );
+		$this->update_post_meta($invoice);
 
 		// Save special fields and items.
-		$this->save_special_fields( $invoice );
-		$this->save_items( $invoice );
+		$this->save_special_fields($invoice);
+		$this->save_items($invoice);
 
 		// Apply the changes.
 		$invoice->apply_changes();
 
 		// Clear caches.
-		$this->clear_caches( $invoice );
+		$this->clear_caches($invoice);
 
 		// Fire a hook depending on the status - this should be considered a creation if it was previously draft status.
-		$new_status = $invoice->get_status( 'edit' );
+		$new_status = $invoice->get_status('edit');
 
-		if ( $new_status !== $previous_status && in_array( $previous_status, array( 'new', 'auto-draft', 'draft' ), true ) ) {
-			do_action( 'getpaid_new_invoice', $invoice );
+		if ($new_status !== $previous_status && in_array($previous_status, array('new', 'auto-draft', 'draft'), true)) {
+			do_action('getpaid_new_invoice', $invoice);
 		} else {
-			do_action( 'getpaid_update_invoice', $invoice );
+			do_action('getpaid_update_invoice', $invoice);
 		}
 
 	}
@@ -301,45 +301,45 @@ 
 	 *
 	 * @param WPInv_Invoice $invoice Invoice object.
      */
-    public function add_special_fields( &$invoice ) {
+    public function add_special_fields(&$invoice) {
 		global $wpdb;
 
 		// Maybe retrieve from the cache.
-		$data   = wp_cache_get( $invoice->get_id(), 'getpaid_invoice_special_fields' );
+		$data = wp_cache_get($invoice->get_id(), 'getpaid_invoice_special_fields');
 
 		// If not found, retrieve from the db.
-		if ( false === $data ) {
-			$table =  $wpdb->prefix . 'getpaid_invoices';
+		if (false === $data) {
+			$table = $wpdb->prefix . 'getpaid_invoices';
 
 			$data  = $wpdb->get_row(
-				$wpdb->prepare( "SELECT * FROM $table WHERE `post_id`=%d LIMIT 1", $invoice->get_id() ),
+				$wpdb->prepare("SELECT * FROM $table WHERE `post_id`=%d LIMIT 1", $invoice->get_id()),
 				ARRAY_A
 			);
 
 			// Update the cache with our data
-			wp_cache_set( $invoice->get_id(), $data, 'getpaid_invoice_special_fields' );
+			wp_cache_set($invoice->get_id(), $data, 'getpaid_invoice_special_fields');
 
 		}
 
 		// Abort if the data does not exist.
-		if ( empty( $data ) ) {
-			$invoice->set_object_read( true );
-			$invoice->set_props( wpinv_get_user_address( $invoice->get_user_id() ) );
+		if (empty($data)) {
+			$invoice->set_object_read(true);
+			$invoice->set_props(wpinv_get_user_address($invoice->get_user_id()));
 			return;
 		}
 
 		$props = array();
 
-		foreach ( $this->database_fields_to_props as $db_field => $prop ) {
+		foreach ($this->database_fields_to_props as $db_field => $prop) {
 			
-			if ( $db_field == 'post_id' ) {
+			if ($db_field == 'post_id') {
 				continue;
 			}
 
-			$props[ $prop ] = $data[ $db_field ];
+			$props[$prop] = $data[$db_field];
 		}
 
-		$invoice->set_props( $props );
+		$invoice->set_props($props);
 
 	}
 
@@ -350,14 +350,14 @@ 
 	 * @param  WPInv_Invoice $invoice       The Invoice object.
 	 * @return array                        A mapping of field keys => prop names, filtered by ones that should be updated.
 	 */
-	protected function get_special_fields_to_update( $invoice ) {
+	protected function get_special_fields_to_update($invoice) {
 		$fields_to_update = array();
-		$changed_props   = $invoice->get_changes();
+		$changed_props = $invoice->get_changes();
 
 		// Props should be updated if they are a part of the $changed array or don't exist yet.
-		foreach ( $this->database_fields_to_props as $database_field => $prop ) {
-			if ( array_key_exists( $prop, $changed_props ) ) {
-				$fields_to_update[ $database_field ] = $prop;
+		foreach ($this->database_fields_to_props as $database_field => $prop) {
+			if (array_key_exists($prop, $changed_props)) {
+				$fields_to_update[$database_field] = $prop;
 			}
 		}
 
@@ -370,25 +370,25 @@ 
 	 * @param WPInv_Invoice $invoice WPInv_Invoice object.
 	 * @since 1.0.19
 	 */
-	protected function update_special_fields( &$invoice ) {
+	protected function update_special_fields(&$invoice) {
 		global $wpdb;
 
 		$updated_props    = array();
-		$fields_to_update = $this->get_special_fields_to_update( $invoice );
+		$fields_to_update = $this->get_special_fields_to_update($invoice);
 
-		foreach ( $fields_to_update as $database_field => $prop ) {
-			$value = $invoice->{"get_$prop"}( 'edit' );
-			$value = is_string( $value ) ? wp_slash( $value ) : $value;
-			$value = is_bool( $value ) ? ( int ) $value : $value;
-			$updated_props[ $database_field ] = maybe_serialize( $value );
+		foreach ($fields_to_update as $database_field => $prop) {
+			$value = $invoice->{"get_$prop"}('edit');
+			$value = is_string($value) ? wp_slash($value) : $value;
+			$value = is_bool($value) ? (int) $value : $value;
+			$updated_props[$database_field] = maybe_serialize($value);
 		}
 
-		if ( ! empty( $updated_props ) ) {
+		if (!empty($updated_props)) {
 
 			$table = $wpdb->prefix . 'getpaid_invoices';
-			$wpdb->update( $table, $updated_props, array( 'post_id' => $invoice->get_id() ) );
-			wp_cache_delete( $invoice->get_id(), 'getpaid_invoice_special_fields' );
-			do_action( "getpaid_invoice_update_database_fields", $invoice, $updated_props );
+			$wpdb->update($table, $updated_props, array('post_id' => $invoice->get_id()));
+			wp_cache_delete($invoice->get_id(), 'getpaid_invoice_special_fields');
+			do_action("getpaid_invoice_update_database_fields", $invoice, $updated_props);
 
 		}
 
@@ -400,22 +400,22 @@ 
 	 * @param WPInv_Invoice $invoice WPInv_Invoice object.
 	 * @since 1.0.19
 	 */
-	protected function insert_special_fields( &$invoice ) {
+	protected function insert_special_fields(&$invoice) {
 		global $wpdb;
 
-		$updated_props   = array();
+		$updated_props = array();
 
-		foreach ( $this->database_fields_to_props as $database_field => $prop ) {
-			$value = $invoice->{"get_$prop"}( 'edit' );
-			$value = is_string( $value ) ? wp_slash( $value ) : $value;
-			$value = is_bool( $value ) ? ( int ) $value : $value;
-			$updated_props[ $database_field ] = maybe_serialize( $value );
+		foreach ($this->database_fields_to_props as $database_field => $prop) {
+			$value = $invoice->{"get_$prop"}('edit');
+			$value = is_string($value) ? wp_slash($value) : $value;
+			$value = is_bool($value) ? (int) $value : $value;
+			$updated_props[$database_field] = maybe_serialize($value);
 		}
 
 		$table = $wpdb->prefix . 'getpaid_invoices';
-		$wpdb->insert( $table, $updated_props );
-		wp_cache_delete( $invoice->get_id(), 'getpaid_invoice_special_fields' );
-		do_action( "getpaid_invoice_insert_database_fields", $invoice, $updated_props );
+		$wpdb->insert($table, $updated_props);
+		wp_cache_delete($invoice->get_id(), 'getpaid_invoice_special_fields');
+		do_action("getpaid_invoice_insert_database_fields", $invoice, $updated_props);
 
 	}
 
@@ -424,7 +424,7 @@ 
 	 *
 	 * @param WPInv_Invoice $invoice Invoice object.
      */
-    public function save_special_fields( & $invoice ) {
+    public function save_special_fields(& $invoice) {
 		global $wpdb;
 
 		// The invoices table.
@@ -432,13 +432,13 @@ 
 		$id    = (int) $invoice->get_id();
 		$invoice->maybe_set_key();
 
-		if ( $wpdb->get_var( "SELECT `post_id` FROM $table WHERE `post_id`= $id" ) ) {
+		if ($wpdb->get_var("SELECT `post_id` FROM $table WHERE `post_id`= $id")) {
 
-			$this->update_special_fields( $invoice );
+			$this->update_special_fields($invoice);
 
 		} else {
 
-			$this->insert_special_fields( $invoice );
+			$this->insert_special_fields($invoice);
 
 		}
 
@@ -449,46 +449,46 @@ 
 	 *
 	 * @param WPInv_Invoice $invoice Invoice object.
      */
-    public function add_items( &$invoice ) {
+    public function add_items(&$invoice) {
 		global $wpdb;
 
 		// Maybe retrieve from the cache.
-		$items = wp_cache_get( $invoice->get_id(), 'getpaid_invoice_cart_details' );
+		$items = wp_cache_get($invoice->get_id(), 'getpaid_invoice_cart_details');
 
 		// If not found, retrieve from the db.
-		if ( false === $items ) {
-			$table =  $wpdb->prefix . 'getpaid_invoice_items';
+		if (false === $items) {
+			$table = $wpdb->prefix . 'getpaid_invoice_items';
 
 			$items = $wpdb->get_results(
-				$wpdb->prepare( "SELECT * FROM $table WHERE `post_id`=%d", $invoice->get_id() )
+				$wpdb->prepare("SELECT * FROM $table WHERE `post_id`=%d", $invoice->get_id())
 			);
 
 			// Update the cache with our data
-			wp_cache_set( $invoice->get_id(), $items, 'getpaid_invoice_cart_details' );
+			wp_cache_set($invoice->get_id(), $items, 'getpaid_invoice_cart_details');
 
 		}
 
 		// Abort if no items found.
-        if ( empty( $items ) ) {
+        if (empty($items)) {
             return;
 		}
 
 		$_items = array();
-		foreach ( $items as $item_data ) {
-			$item = new GetPaid_Form_Item( $item_data->item_id );
+		foreach ($items as $item_data) {
+			$item = new GetPaid_Form_Item($item_data->item_id);
 
 			// Set item data.
-			$item->item_tax      = wpinv_sanitize_amount( $item_data->tax );
-			$item->item_discount = wpinv_sanitize_amount( $item_data->discount );
-			$item->set_name( $item_data->item_name );
-			$item->set_description( $item_data->item_description );
-			$item->set_price( $item_data->item_price );
-			$item->set_quantity( $item_data->quantity );
-			$item->set_item_meta( $item_data->meta );
+			$item->item_tax      = wpinv_sanitize_amount($item_data->tax);
+			$item->item_discount = wpinv_sanitize_amount($item_data->discount);
+			$item->set_name($item_data->item_name);
+			$item->set_description($item_data->item_description);
+			$item->set_price($item_data->item_price);
+			$item->set_quantity($item_data->quantity);
+			$item->set_item_meta($item_data->meta);
 			$_items[] = $item;
 		}
 
-		$invoice->set_items( $_items );
+		$invoice->set_items($_items);
 	}
 
 	/**
@@ -496,20 +496,20 @@ 
 	 *
 	 * @param WPInv_Invoice $invoice Invoice object.
      */
-    public function save_items( $invoice ) {
+    public function save_items($invoice) {
 
 		// Delete previously existing items.
-		$this->delete_items( $invoice );
+		$this->delete_items($invoice);
 
-		$table   =  $GLOBALS['wpdb']->prefix . 'getpaid_invoice_items';
+		$table = $GLOBALS['wpdb']->prefix . 'getpaid_invoice_items';
 
-		foreach ( $invoice->get_cart_details() as $item_data ) {
-			$item_data = array_map( 'maybe_serialize', $item_data );
-			$GLOBALS['wpdb']->insert( $table, $item_data );
+		foreach ($invoice->get_cart_details() as $item_data) {
+			$item_data = array_map('maybe_serialize', $item_data);
+			$GLOBALS['wpdb']->insert($table, $item_data);
 		}
 
-		wp_cache_delete( $invoice->get_id(), 'getpaid_invoice_cart_details' );
-		do_action( "getpaid_invoice_save_items", $invoice );
+		wp_cache_delete($invoice->get_id(), 'getpaid_invoice_cart_details');
+		do_action("getpaid_invoice_save_items", $invoice);
 
 	}
 
@@ -518,9 +518,9 @@ 
 	 *
 	 * @param WPInv_Invoice $invoice Invoice object.
      */
-    public function delete_items( $invoice ) {
-		$table =  $GLOBALS['wpdb']->prefix . 'getpaid_invoice_items';
-		return $GLOBALS['wpdb']->delete( $table, array( 'post_id' => $invoice->get_id() ) );
+    public function delete_items($invoice) {
+		$table = $GLOBALS['wpdb']->prefix . 'getpaid_invoice_items';
+		return $GLOBALS['wpdb']->delete($table, array('post_id' => $invoice->get_id()));
 	}
 
 	/**
@@ -528,9 +528,9 @@ 
 	 *
 	 * @param WPInv_Invoice $invoice Invoice object.
      */
-    public function delete_special_fields( $invoice ) {
-		$table =  $GLOBALS['wpdb']->prefix . 'getpaid_invoices';
-		return $GLOBALS['wpdb']->delete( $table, array( 'post_id' => $invoice->get_id() ) );
+    public function delete_special_fields($invoice) {
+		$table = $GLOBALS['wpdb']->prefix . 'getpaid_invoices';
+		return $GLOBALS['wpdb']->delete($table, array('post_id' => $invoice->get_id()));
 	}
 	
 	/**
@@ -541,10 +541,10 @@ 
 	 * @param  WPInv_Invoice $object GetPaid_Data object.
 	 * @return string
 	 */
-	protected function get_post_status( $object ) {
-		$object_status = $object->get_status( 'edit' );
+	protected function get_post_status($object) {
+		$object_status = $object->get_status('edit');
 
-		if ( ! $object_status ) {
+		if (!$object_status) {
 			$object_status = $object->get_default_status();
 		}
 

templates/invoice/line-totals.php

Spacing +21 added lines, -21 removed lines

@@ -9,26 +9,26 @@ 
  * @var WPInv_Invoice $invoice
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 // Totals rows.
-$totals = getpaid_invoice_totals_rows( $invoice );
+$totals = getpaid_invoice_totals_rows($invoice);
 
-do_action( 'getpaid_before_invoice_line_totals', $invoice, $totals );
+do_action('getpaid_before_invoice_line_totals', $invoice, $totals);
 
 ?>
 <div class='getpaid-invoice-line-totals'>
     <div class="row">
         <div class="col-12 offset-sm-6 col-sm-6 border-sm-left pl-sm-0">
 
-            <?php foreach ( $totals as $key => $label ) : ?>
+            <?php foreach ($totals as $key => $label) : ?>
 
-                <div class="getpaid-invoice-line-totals-col <?php echo sanitize_html_class( $key ); ?>">
+                <div class="getpaid-invoice-line-totals-col <?php echo sanitize_html_class($key); ?>">
 
                     <div class="form-row">
 
                         <div class="col-8 getpaid-invoice-line-totals-label">
-                            <?php echo sanitize_text_field( $label ); ?>
+                            <?php echo sanitize_text_field($label); ?>
                         </div>
 
                         <div class="col-4 getpaid-invoice-line-totals-value pl-0">
@@ -36,15 +36,15 @@ 
                             <?php
 
                                 // Total tax.
-                                if ( 'tax' == $key ) {
-                                    echo wpinv_price( $invoice->get_total_tax(), $invoice->get_currency() );
+                                if ('tax' == $key) {
+                                    echo wpinv_price($invoice->get_total_tax(), $invoice->get_currency());
 
-                                    if ( wpinv_use_taxes() && ! $invoice->get_disable_taxes() ) {
+                                    if (wpinv_use_taxes() && !$invoice->get_disable_taxes()) {
 
                                         $taxes = $invoice->get_total_tax();
-                                        if ( empty( $taxes ) && GetPaid_Payment_Form_Submission_Taxes::is_eu_transaction( $invoice->get_country() ) ) {
+                                        if (empty($taxes) && GetPaid_Payment_Form_Submission_Taxes::is_eu_transaction($invoice->get_country())) {
                                             echo ' <em class="text-muted small">';
-                                            _x( '(Reverse charged)','This is a legal term for reverse charging tax in the EU', 'invoicing' );
+                                            _x('(Reverse charged)', 'This is a legal term for reverse charging tax in the EU', 'invoicing');
                                             echo '</em>';
                                         }
 
@@ -53,27 +53,27 @@ 
                                 }
 
                                 // Total Fee.
-                                if ( 'fee' == $key ) {
-                                    echo wpinv_price( $invoice->get_total_fees(), $invoice->get_currency() );
+                                if ('fee' == $key) {
+                                    echo wpinv_price($invoice->get_total_fees(), $invoice->get_currency());
                                 }
 
                                 // Total discount.
-                                if ( 'discount' == $key ) {
-                                    echo wpinv_price( $invoice->get_total_discount(), $invoice->get_currency() );
+                                if ('discount' == $key) {
+                                    echo wpinv_price($invoice->get_total_discount(), $invoice->get_currency());
                                 }
 
                                 // Sub total.
-                                if ( 'subtotal' == $key ) {
-                                    echo wpinv_price( $invoice->get_subtotal(), $invoice->get_currency() );
+                                if ('subtotal' == $key) {
+                                    echo wpinv_price($invoice->get_subtotal(), $invoice->get_currency());
                                 }
 
                                 // Total.
-                                if ( 'total' == $key ) {
-                                    echo wpinv_price( $invoice->get_total(), $invoice->get_currency() );
+                                if ('total' == $key) {
+                                    echo wpinv_price($invoice->get_total(), $invoice->get_currency());
                                 }
  
                                 // Fires when printing a cart total.
-                                do_action( "getpaid_invoice_cart_totals_$key", $invoice );
+                                do_action("getpaid_invoice_cart_totals_$key", $invoice);
 
                             ?>
 
@@ -87,4 +87,4 @@ 
     </div>
 </div> <!-- end .getpaid-invoice-line-totals -->
 
-<?php do_action(  'getpaid_after_invoice_line_totals', $invoice, $totals ); ?>
+<?php do_action('getpaid_after_invoice_line_totals', $invoice, $totals); ?>

includes/admin/class-wpinv-customers-table.php

Spacing +63 added lines, -63 removed lines

@@ -5,10 +5,10 @@ 
  */
 
 // Exit if accessed directly
-if ( ! defined( 'ABSPATH' ) ) exit;
+if (!defined('ABSPATH')) exit;
 
 // Load WP_List_Table if not loaded
-if ( ! class_exists( 'WP_List_Table' ) ) {
+if (!class_exists('WP_List_Table')) {
 	require_once ABSPATH . 'wp-admin/includes/class-wp-list-table.php';
 }
 
@@ -42,11 +42,11 @@ 
 	public function __construct() {
 
 		// Set parent defaults
-		parent::__construct( array(
+		parent::__construct(array(
 			'singular' => 'id',
 			'plural'   => 'ids',
 			'ajax'     => false,
-		) );
+		));
 
 	}
 
@@ -72,9 +72,9 @@ 
 	 *
 	 * @return string Column Name
 	 */
-	public function column_default( $item, $column_name ) {
-		$value = sanitize_text_field( get_user_meta( $item->ID, '_wpinv_' . $column_name, true ) );
-		return apply_filters( 'wpinv_customers_table_column' . $column_name, $value, $item );
+	public function column_default($item, $column_name) {
+		$value = sanitize_text_field(get_user_meta($item->ID, '_wpinv_' . $column_name, true));
+		return apply_filters('wpinv_customers_table_column' . $column_name, $value, $item);
 	}
 
 	/**
@@ -86,12 +86,12 @@ 
 	 *
 	 * @return string Column Name
 	 */
-	public function column_country( $user ) {
-		$country = wpinv_sanitize_country( $user->_wpinv_country );
-		if ( $country ) {
-			$country = wpinv_country_name( $country );
+	public function column_country($user) {
+		$country = wpinv_sanitize_country($user->_wpinv_country);
+		if ($country) {
+			$country = wpinv_country_name($country);
 		}
-		return sanitize_text_field( $country );
+		return sanitize_text_field($country);
 	}
 
 	/**
@@ -103,14 +103,14 @@ 
 	 *
 	 * @return string Column Name
 	 */
-	public function column_state( $user ) {
-		$country = wpinv_sanitize_country( $user->_wpinv_country );
+	public function column_state($user) {
+		$country = wpinv_sanitize_country($user->_wpinv_country);
 		$state   = $user->_wpinv_state;
-		if ( $state ) {
-			$state = wpinv_state_name( $state, $country );
+		if ($state) {
+			$state = wpinv_state_name($state, $country);
 		}
 
-		return sanitize_text_field( $state );
+		return sanitize_text_field($state);
 	}
 
 	/**
@@ -122,8 +122,8 @@ 
 	 *
 	 * @return string Column Name
 	 */
-	public function column_signup( $user ) {
-		return getpaid_format_date_value( $user->user_registered );
+	public function column_signup($user) {
+		return getpaid_format_date_value($user->user_registered);
 	}
 
 	/**
@@ -135,7 +135,7 @@ 
 	 *
 	 * @return string Column Name
 	 */
-	public function column_total( $user ) {
+	public function column_total($user) {
 
 		$args = array(
 			'data'             => array(
@@ -151,17 +151,17 @@ 
 
 				'author'       => array(
 					'type'     => 'post_data',
-					'value'    => absint( $user->ID ),
+					'value'    => absint($user->ID),
 					'key'      => 'posts.post_author',
 					'operator' => '=',
 				),
 
 			),
 			'query_type'     => 'get_var',
-			'invoice_status' => array( 'wpi-renewal', 'wpi-processing', 'publish' ),
+			'invoice_status' => array('wpi-renewal', 'wpi-processing', 'publish'),
 		);
 
-		return wpinv_price( (float) GetPaid_Reports_Helper::get_invoice_report_data( $args ) );
+		return wpinv_price((float) GetPaid_Reports_Helper::get_invoice_report_data($args));
 
 	}
 
@@ -174,7 +174,7 @@ 
 	 *
 	 * @return string Column Name
 	 */
-	public function column_invoices( $user ) {
+	public function column_invoices($user) {
 
 		$args = array(
 			'data'             => array(
@@ -191,17 +191,17 @@ 
 
 				'author'       => array(
 					'type'     => 'post_data',
-					'value'    => absint( $user->ID ),
+					'value'    => absint($user->ID),
 					'key'      => 'posts.post_author',
 					'operator' => '=',
 				),
 
 			),
 			'query_type'     => 'get_var',
-			'invoice_status' => array_keys( wpinv_get_invoice_statuses() ),
+			'invoice_status' => array_keys(wpinv_get_invoice_statuses()),
 		);
 
-		return absint( GetPaid_Reports_Helper::get_invoice_report_data( $args ) );
+		return absint(GetPaid_Reports_Helper::get_invoice_report_data($args));
 
 	}
 
@@ -211,15 +211,15 @@ 
 	 *
 	 * @param int $item The user id.
 	 */
-	public function single_row( $item ) {
-		$item = get_user_by( 'id', $item );
+	public function single_row($item) {
+		$item = get_user_by('id', $item);
 
-		if ( empty( $item ) ) {
+		if (empty($item)) {
 			return;
 		}
 
 		echo '<tr>';
-		$this->single_row_columns( $item );
+		$this->single_row_columns($item);
 		echo '</tr>';
 	}
 
@@ -229,30 +229,30 @@ 
 	 * @param  WP_User $customer customer.
 	 * @return string
 	 */
-	public function column_name( $customer ) {
+	public function column_name($customer) {
 
 		// Customer view URL.
-		$view_url    = esc_url( add_query_arg( 'user_id', $customer->ID, admin_url( 'user-edit.php' ) ) );
+		$view_url    = esc_url(add_query_arg('user_id', $customer->ID, admin_url('user-edit.php')));
 		$row_actions = $this->row_actions(
 			array(
-				'view' => '<a href="' . $view_url . '#getpaid-fieldset-billing">' . __( 'Edit Details', 'invoicing' ) . '</a>',
+				'view' => '<a href="' . $view_url . '#getpaid-fieldset-billing">' . __('Edit Details', 'invoicing') . '</a>',
 			)
 		);
 
 		// Get user's address.
-		$address = wpinv_get_user_address( $customer->ID );
+		$address = wpinv_get_user_address($customer->ID);
 
 		// Customer email address.
-		$email       = sanitize_email( $customer->user_email );
+		$email = sanitize_email($customer->user_email);
 
 		// Customer's avatar.
-		$avatar = esc_url( get_avatar_url( $email ) );
+		$avatar = esc_url(get_avatar_url($email));
 		$avatar = "<img src='$avatar' height='32' width='32'/>";
 
 		// Customer's name.
-		$name   = sanitize_text_field( "{$address['first_name']} {$address['last_name']}" );
+		$name   = sanitize_text_field("{$address['first_name']} {$address['last_name']}");
 
-		if ( ! empty( $name ) ) {
+		if (!empty($name)) {
 			$name = "<div style='overflow: hidden;height: 18px;'>$name</div>";
 		}
 
@@ -271,19 +271,19 @@ 
 	public function get_columns() {
 
 		$columns = array(
-			'name'     => __( 'Name', 'invoicing' ),
-			'country'  => __( 'Country', 'invoicing' ),
-			'state'    => __( 'State', 'invoicing' ),
-			'city'     => __( 'City', 'invoicing' ),
-			'zip'      => __( 'ZIP', 'invoicing' ),
-			'address'  => __( 'Address', 'invoicing' ),
-			'phone'    => __( 'Phone', 'invoicing' ),
-			'company'  => __( 'Company', 'invoicing' ),
-			'invoices' => __( 'Invoices', 'invoicing' ),
-			'total'    => __( 'Total Spend', 'invoicing' ),
-			'signup'   => __( 'Date created', 'invoicing' ),
+			'name'     => __('Name', 'invoicing'),
+			'country'  => __('Country', 'invoicing'),
+			'state'    => __('State', 'invoicing'),
+			'city'     => __('City', 'invoicing'),
+			'zip'      => __('ZIP', 'invoicing'),
+			'address'  => __('Address', 'invoicing'),
+			'phone'    => __('Phone', 'invoicing'),
+			'company'  => __('Company', 'invoicing'),
+			'invoices' => __('Invoices', 'invoicing'),
+			'total'    => __('Total Spend', 'invoicing'),
+			'signup'   => __('Date created', 'invoicing'),
 		);
-		return apply_filters( 'wpinv_customers_table_columns', $columns );
+		return apply_filters('wpinv_customers_table_columns', $columns);
 
 	}
 
@@ -294,7 +294,7 @@ 
 	 * @return int Current page number
 	 */
 	public function get_paged() {
-		return isset( $_GET['paged'] ) ? absint( $_GET['paged'] ) : 1;
+		return isset($_GET['paged']) ? absint($_GET['paged']) : 1;
 	}
 
 	/**
@@ -303,7 +303,7 @@ 
 	 * @since 1.0.19
 	 * @return void
 	 */
-	public function bulk_actions( $which = '' ) {
+	public function bulk_actions($which = '') {
 		return array();
 	}
 
@@ -315,23 +315,23 @@ 
 
 		$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');
 
 		// Maybe search.
-		if ( ! empty( $_POST['s'] ) ) {
+		if (!empty($_POST['s'])) {
 			$users = get_users(
 				array(
-					'search'         => '*' . sanitize_text_field( urldecode( $_POST['s'] ) ) . '*',
-					'search_columns' => array( 'user_login', 'user_email', 'display_name' ),
+					'search'         => '*' . sanitize_text_field(urldecode($_POST['s'])) . '*',
+					'search_columns' => array('user_login', 'user_email', 'display_name'),
 					'fields'         => 'ID',
 				)
 			);
 
-			$users      = implode( ', ', $users );
+			$users      = implode(', ', $users);
 			$post_types = "($post_types) AND ( post_author IN ( $users ) )";
 		}
 
@@ -345,7 +345,7 @@ 
 		);
 
 		$this->items = $customers;
-		$this->total = (int) $wpdb->get_var( "SELECT COUNT( DISTINCT( post_author ) ) FROM $wpdb->posts WHERE $post_types" );
+		$this->total = (int) $wpdb->get_var("SELECT COUNT( DISTINCT( post_author ) ) FROM $wpdb->posts WHERE $post_types");
 
 	}
 
@@ -359,14 +359,14 @@ 
 		$columns               = $this->get_columns();
 		$hidden                = array(); // No hidden columns
 		$sortable              = $this->get_sortable_columns();
-		$this->_column_headers = array( $columns, $hidden, $sortable );
+		$this->_column_headers = array($columns, $hidden, $sortable);
 		$this->prepare_query();
 
 		$this->set_pagination_args(
 			array(
 			'total_items' => $this->total,
 			'per_page'    => $this->per_page,
-			'total_pages' => ceil( $this->total / $this->per_page )
+			'total_pages' => ceil($this->total / $this->per_page)
 			)
 		);
 

includes/class-wpinv-ajax.php

Spacing +217 added lines, -217 removed lines

@@ -6,7 +6,7 @@ 
  * @package Invoicing
  */
  
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * WPInv_Ajax class.
@@ -17,8 +17,8 @@ 
 	 * Hook in ajax handlers.
 	 */
 	public static function init() {
-		add_action( 'init', array( __CLASS__, 'define_ajax' ), 0 );
-		add_action( 'template_redirect', array( __CLASS__, 'do_wpinv_ajax' ), 0 );
+		add_action('init', array(__CLASS__, 'define_ajax'), 0);
+		add_action('template_redirect', array(__CLASS__, 'do_wpinv_ajax'), 0);
 		self::add_ajax_events();
     }
 
@@ -27,11 +27,11 @@ 
 	 */
 	public static function define_ajax() {
 
-		if ( ! empty( $_GET['wpinv-ajax'] ) ) {
-			getpaid_maybe_define_constant( 'DOING_AJAX', true );
-			getpaid_maybe_define_constant( 'WPInv_DOING_AJAX', true );
-			if ( ! WP_DEBUG || ( WP_DEBUG && ! WP_DEBUG_DISPLAY ) ) {
-				/** @scrutinizer ignore-unhandled */ @ini_set( 'display_errors', 0 );
+		if (!empty($_GET['wpinv-ajax'])) {
+			getpaid_maybe_define_constant('DOING_AJAX', true);
+			getpaid_maybe_define_constant('WPInv_DOING_AJAX', true);
+			if (!WP_DEBUG || (WP_DEBUG && !WP_DEBUG_DISPLAY)) {
+				/** @scrutinizer ignore-unhandled */ @ini_set('display_errors', 0);
 			}
 			$GLOBALS['wpdb']->hide_errors();
 		}
@@ -44,13 +44,13 @@ 
 	 * @since 1.0.18
 	 */
 	private static function wpinv_ajax_headers() {
-		if ( ! headers_sent() ) {
+		if (!headers_sent()) {
 			send_origin_headers();
 			send_nosniff_header();
 			nocache_headers();
-			header( 'Content-Type: text/html; charset=' . get_option( 'blog_charset' ) );
-			header( 'X-Robots-Tag: noindex' );
-			status_header( 200 );
+			header('Content-Type: text/html; charset=' . get_option('blog_charset'));
+			header('X-Robots-Tag: noindex');
+			status_header(200);
 		}
     }
     
@@ -60,16 +60,16 @@ 
 	public static function do_wpinv_ajax() {
 		global $wp_query;
 
-		if ( ! empty( $_GET['wpinv-ajax'] ) ) {
-			$wp_query->set( 'wpinv-ajax', sanitize_text_field( wp_unslash( $_GET['wpinv-ajax'] ) ) );
+		if (!empty($_GET['wpinv-ajax'])) {
+			$wp_query->set('wpinv-ajax', sanitize_text_field(wp_unslash($_GET['wpinv-ajax'])));
 		}
 
-		$action = $wp_query->get( 'wpinv-ajax' );
+		$action = $wp_query->get('wpinv-ajax');
 
-		if ( $action ) {
+		if ($action) {
 			self::wpinv_ajax_headers();
-			$action = sanitize_text_field( $action );
-			do_action( 'wpinv_ajax_' . $action );
+			$action = sanitize_text_field($action);
+			do_action('wpinv_ajax_' . $action);
 			wp_die();
 		}
 
@@ -102,36 +102,36 @@ 
             'payment_form_refresh_prices' => true,
         );
 
-        foreach ( $ajax_events as $ajax_event => $nopriv ) {
-            add_action( 'wp_ajax_wpinv_' . $ajax_event, array( __CLASS__, $ajax_event ) );
-            add_action( 'wp_ajax_getpaid_' . $ajax_event, array( __CLASS__, $ajax_event ) );
+        foreach ($ajax_events as $ajax_event => $nopriv) {
+            add_action('wp_ajax_wpinv_' . $ajax_event, array(__CLASS__, $ajax_event));
+            add_action('wp_ajax_getpaid_' . $ajax_event, array(__CLASS__, $ajax_event));
 
-            if ( $nopriv ) {
-                add_action( 'wp_ajax_nopriv_wpinv_' . $ajax_event, array( __CLASS__, $ajax_event ) );
-                add_action( 'wp_ajax_nopriv_getpaid_' . $ajax_event, array( __CLASS__, $ajax_event ) );
-                add_action( 'wpinv_ajax_' . $ajax_event, array( __CLASS__, $ajax_event ) );
+            if ($nopriv) {
+                add_action('wp_ajax_nopriv_wpinv_' . $ajax_event, array(__CLASS__, $ajax_event));
+                add_action('wp_ajax_nopriv_getpaid_' . $ajax_event, array(__CLASS__, $ajax_event));
+                add_action('wpinv_ajax_' . $ajax_event, array(__CLASS__, $ajax_event));
             }
         }
     }
     
     public static function add_note() {
-        check_ajax_referer( 'add-invoice-note', '_nonce' );
+        check_ajax_referer('add-invoice-note', '_nonce');
 
-        if ( ! wpinv_current_user_can_manage_invoicing() ) {
+        if (!wpinv_current_user_can_manage_invoicing()) {
             die(-1);
         }
 
-        $post_id   = absint( $_POST['post_id'] );
-        $note      = wp_kses_post( trim( stripslashes( $_POST['note'] ) ) );
-        $note_type = sanitize_text_field( $_POST['note_type'] );
+        $post_id   = absint($_POST['post_id']);
+        $note      = wp_kses_post(trim(stripslashes($_POST['note'])));
+        $note_type = sanitize_text_field($_POST['note_type']);
 
         $is_customer_note = $note_type == 'customer' ? 1 : 0;
 
-        if ( $post_id > 0 ) {
-            $note_id = wpinv_insert_payment_note( $post_id, $note, $is_customer_note );
+        if ($post_id > 0) {
+            $note_id = wpinv_insert_payment_note($post_id, $note, $is_customer_note);
 
-            if ( $note_id > 0 && !is_wp_error( $note_id ) ) {
-                wpinv_get_invoice_note_line_item( $note_id );
+            if ($note_id > 0 && !is_wp_error($note_id)) {
+                wpinv_get_invoice_note_line_item($note_id);
             }
         }
 
@@ -139,16 +139,16 @@ 
     }
 
     public static function delete_note() {
-        check_ajax_referer( 'delete-invoice-note', '_nonce' );
+        check_ajax_referer('delete-invoice-note', '_nonce');
 
-        if ( !wpinv_current_user_can_manage_invoicing() ) {
+        if (!wpinv_current_user_can_manage_invoicing()) {
             die(-1);
         }
 
-        $note_id = (int)$_POST['note_id'];
+        $note_id = (int) $_POST['note_id'];
 
-        if ( $note_id > 0 ) {
-            wp_delete_comment( $note_id, true );
+        if ($note_id > 0) {
+            wp_delete_comment($note_id, true);
         }
 
         die();
@@ -166,34 +166,34 @@ 
     public static function get_billing_details() {
 
         // Verify nonce.
-        check_ajax_referer( 'wpinv-nonce' );
+        check_ajax_referer('wpinv-nonce');
 
         // Can the user manage the plugin?
-        if ( ! wpinv_current_user_can_manage_invoicing() ) {
+        if (!wpinv_current_user_can_manage_invoicing()) {
             die(-1);
         }
 
         // Do we have a user id?
         $user_id = $_GET['user_id'];
 
-        if ( empty( $user_id ) || ! is_numeric( $user_id ) ) {
+        if (empty($user_id) || !is_numeric($user_id)) {
             die(-1);
         }
 
         // Fetch the billing details.
-        $billing_details    = wpinv_get_user_address( $user_id );
-        $billing_details    = apply_filters( 'wpinv_ajax_billing_details', $billing_details, $user_id );
+        $billing_details    = wpinv_get_user_address($user_id);
+        $billing_details    = apply_filters('wpinv_ajax_billing_details', $billing_details, $user_id);
 
         // unset the user id and email.
-        $to_ignore = array( 'user_id', 'email' );
+        $to_ignore = array('user_id', 'email');
 
-        foreach ( $to_ignore as $key ) {
-            if ( isset( $billing_details[ $key ] ) ) {
-                unset( $billing_details[ $key ] );
+        foreach ($to_ignore as $key) {
+            if (isset($billing_details[$key])) {
+                unset($billing_details[$key]);
             }
         }
 
-        wp_send_json_success( $billing_details );
+        wp_send_json_success($billing_details);
 
     }
 
@@ -203,47 +203,47 @@ 
     public static function check_new_user_email() {
 
         // Verify nonce.
-        check_ajax_referer( 'wpinv-nonce' );
+        check_ajax_referer('wpinv-nonce');
 
         // Can the user manage the plugin?
-        if ( ! wpinv_current_user_can_manage_invoicing() ) {
+        if (!wpinv_current_user_can_manage_invoicing()) {
             die(-1);
         }
 
         // We need an email address.
-        if ( empty( $_GET['email'] ) ) {
-            _e( "Provide the new user's email address", 'invoicing' );
+        if (empty($_GET['email'])) {
+            _e("Provide the new user's email address", 'invoicing');
             exit;
         }
 
         // Ensure the email is valid.
-        $email = sanitize_text_field( $_GET['email'] );
-        if ( ! is_email( $email ) ) {
-            _e( 'Invalid email address', 'invoicing' );
+        $email = sanitize_text_field($_GET['email']);
+        if (!is_email($email)) {
+            _e('Invalid email address', 'invoicing');
             exit;
         }
 
         // And it does not exist.
-        if ( email_exists( $email ) ) {
-            _e( 'A user with this email address already exists', 'invoicing' );
+        if (email_exists($email)) {
+            _e('A user with this email address already exists', 'invoicing');
             exit;
         }
 
-        wp_send_json_success( true );
+        wp_send_json_success(true);
     }
     
     public static function run_tool() {
-        check_ajax_referer( 'wpinv-nonce', '_nonce' );
-        if ( !wpinv_current_user_can_manage_invoicing() ) {
+        check_ajax_referer('wpinv-nonce', '_nonce');
+        if (!wpinv_current_user_can_manage_invoicing()) {
             die(-1);
         }
         
-        $tool = sanitize_text_field( $_POST['tool'] );
+        $tool = sanitize_text_field($_POST['tool']);
         
-        do_action( 'wpinv_run_tool' );
+        do_action('wpinv_run_tool');
         
-        if ( !empty( $tool ) ) {
-            do_action( 'wpinv_tool_' . $tool );
+        if (!empty($tool)) {
+            do_action('wpinv_tool_' . $tool);
         }
     }
 
@@ -253,27 +253,27 @@ 
     public static function get_payment_form() {
 
         // Check nonce.
-        check_ajax_referer( 'getpaid_form_nonce' );
+        check_ajax_referer('getpaid_form_nonce');
 
         // Is the request set up correctly?
-		if ( empty( $_GET['form'] ) && empty( $_GET['item'] ) ) {
+		if (empty($_GET['form']) && empty($_GET['item'])) {
 			echo aui()->alert(
 				array(
 					'type'    => 'warning',
-					'content' => __( 'No payment form or item provided', 'invoicing' ),
+					'content' => __('No payment form or item provided', 'invoicing'),
 				)
             );
             exit;
         }
 
         // Payment form or button?
-		if ( ! empty( $_GET['form'] ) ) {
-            getpaid_display_payment_form( urldecode( $_GET['form'] ) );
-		} else if( ! empty( $_GET['invoice'] ) ) {
-		    getpaid_display_invoice_payment_form( urldecode( $_GET['invoice'] ) );
+		if (!empty($_GET['form'])) {
+            getpaid_display_payment_form(urldecode($_GET['form']));
+		} else if (!empty($_GET['invoice'])) {
+		    getpaid_display_invoice_payment_form(urldecode($_GET['invoice']));
         } else {
-			$items = getpaid_convert_items_to_array( urldecode( $_GET['item'] ) );
-		    getpaid_display_item_payment_form( $items );
+			$items = getpaid_convert_items_to_array(urldecode($_GET['item']));
+		    getpaid_display_item_payment_form($items);
         }
 
         exit;
@@ -288,17 +288,17 @@ 
     public static function payment_form() {
 
         // Check nonce.
-        check_ajax_referer( 'getpaid_form_nonce' );
+        check_ajax_referer('getpaid_form_nonce');
 
         // ... form fields...
-        if ( empty( $_POST['getpaid_payment_form_submission'] ) ) {
-            _e( 'Error: Reload the page and try again.', 'invoicing' );
+        if (empty($_POST['getpaid_payment_form_submission'])) {
+            _e('Error: Reload the page and try again.', 'invoicing');
             exit;
         }
 
         // Process the payment form.
-        $checkout_class = apply_filters( 'getpaid_checkout_class', 'GetPaid_Checkout' );
-        $checkout       = new $checkout_class( new GetPaid_Payment_Form_Submission() );
+        $checkout_class = apply_filters('getpaid_checkout_class', 'GetPaid_Checkout');
+        $checkout       = new $checkout_class(new GetPaid_Payment_Form_Submission());
         $checkout->process_checkout();
 
         exit;
@@ -311,55 +311,55 @@ 
      */
     public static function get_payment_form_states_field() {
 
-        if ( empty( $_GET['country'] ) || empty( $_GET['form'] ) ) {
+        if (empty($_GET['country']) || empty($_GET['form'])) {
             exit;
         }
 
-        $elements = getpaid_get_payment_form_elements( $_GET['form'] );
+        $elements = getpaid_get_payment_form_elements($_GET['form']);
 
-        if ( empty( $elements ) ) {
+        if (empty($elements)) {
             exit;
         }
 
         $address_fields = array();
-        foreach ( $elements as $element ) {
-            if ( 'address' === $element['type'] ) {
+        foreach ($elements as $element) {
+            if ('address' === $element['type']) {
                 $address_fields = $element;
                 break;
             }
         }
 
-        if ( empty( $address_fields ) ) {
+        if (empty($address_fields)) {
             exit;
         }
 
-        foreach ( $address_fields['fields'] as $address_field ) {
+        foreach ($address_fields['fields'] as $address_field) {
 
-            if ( 'wpinv_state' == $address_field['name'] ) {
+            if ('wpinv_state' == $address_field['name']) {
 
-                $wrap_class  = getpaid_get_form_element_grid_class( $address_field );
-                $wrap_class  = esc_attr( "$wrap_class getpaid-address-field-wrapper" );
-                $placeholder = empty( $address_field['placeholder'] ) ? '' : esc_attr( $address_field['placeholder'] );
-                $description = empty( $address_field['description'] ) ? '' : wp_kses_post( $address_field['description'] );
-                $value       = is_user_logged_in() ? get_user_meta( get_current_user_id(), '_wpinv_state', true ) : '';
-                $label       = empty( $address_field['label'] ) ? '' : wp_kses_post( $address_field['label'] );
+                $wrap_class  = getpaid_get_form_element_grid_class($address_field);
+                $wrap_class  = esc_attr("$wrap_class getpaid-address-field-wrapper");
+                $placeholder = empty($address_field['placeholder']) ? '' : esc_attr($address_field['placeholder']);
+                $description = empty($address_field['description']) ? '' : wp_kses_post($address_field['description']);
+                $value       = is_user_logged_in() ? get_user_meta(get_current_user_id(), '_wpinv_state', true) : '';
+                $label       = empty($address_field['label']) ? '' : wp_kses_post($address_field['label']);
 
-                if ( ! empty( $address_field['required'] ) ) {
+                if (!empty($address_field['required'])) {
                     $label .= "<span class='text-danger'> *</span>";
                 }
 
-                $html = getpaid_get_states_select_markup (
-                    sanitize_text_field( $_GET['country'] ),
+                $html = getpaid_get_states_select_markup(
+                    sanitize_text_field($_GET['country']),
                     $value,
                     $placeholder,
                     $label,
                     $description,
-                    ! empty( $address_field['required'] ),
+                    !empty($address_field['required']),
                     $wrap_class,
-                    wpinv_clean( $_GET['name'] )
+                    wpinv_clean($_GET['name'])
                 );
 
-                wp_send_json_success( $html );
+                wp_send_json_success($html);
                 exit;
 
             }
@@ -375,66 +375,66 @@ 
     public static function recalculate_invoice_totals() {
 
         // Verify nonce.
-        check_ajax_referer( 'wpinv-nonce' );
+        check_ajax_referer('wpinv-nonce');
 
-        if ( ! wpinv_current_user_can_manage_invoicing() ) {
+        if (!wpinv_current_user_can_manage_invoicing()) {
             exit;
         }
 
         // We need an invoice.
-        if ( empty( $_POST['post_id'] ) ) {
+        if (empty($_POST['post_id'])) {
             exit;
         }
 
         // Fetch the invoice.
-        $invoice = new WPInv_Invoice( trim( $_POST['post_id'] ) );
+        $invoice = new WPInv_Invoice(trim($_POST['post_id']));
 
         // Ensure it exists.
-        if ( ! $invoice->get_id() ) {
+        if (!$invoice->get_id()) {
             exit;
         }
 
         // Maybe set the country, state, currency.
-        foreach ( array( 'country', 'state', 'currency', 'vat_number', 'discount_code' ) as $key ) {
-            if ( isset( $_POST[ $key ] ) ) {
+        foreach (array('country', 'state', 'currency', 'vat_number', 'discount_code') as $key) {
+            if (isset($_POST[$key])) {
                 $method = "set_$key";
-                $invoice->$method( sanitize_text_field( $_POST[ $key ] ) );
+                $invoice->$method(sanitize_text_field($_POST[$key]));
             }
         }
 
         // Maybe disable taxes.
-        $invoice->set_disable_taxes( ! empty( $_POST['taxes'] ) );
+        $invoice->set_disable_taxes(!empty($_POST['taxes']));
 
         // Discount code.
-        if ( ! $invoice->is_paid() && ! $invoice->is_refunded() ) {
-            $discount = new WPInv_Discount( $invoice->get_discount_code() );
-            if ( $discount->exists() ) {
-                $invoice->add_discount( getpaid_calculate_invoice_discount( $invoice, $discount ) );
+        if (!$invoice->is_paid() && !$invoice->is_refunded()) {
+            $discount = new WPInv_Discount($invoice->get_discount_code());
+            if ($discount->exists()) {
+                $invoice->add_discount(getpaid_calculate_invoice_discount($invoice, $discount));
             } else {
-                $invoice->remove_discount( 'discount_code' );
+                $invoice->remove_discount('discount_code');
             }
         }
 
         // Recalculate totals.
         $invoice->recalculate_total();
 
-        $total = wpinv_price( $invoice->get_total(), $invoice->get_currency() );
+        $total = wpinv_price($invoice->get_total(), $invoice->get_currency());
 
-        if ( $invoice->is_recurring() && $invoice->is_parent() && $invoice->get_total() != $invoice->get_recurring_total() ) {
-            $recurring_total = wpinv_price( $invoice->get_recurring_total(), $invoice->get_currency() );
-            $total          .= '<small class="form-text text-muted">' . sprintf( __( 'Recurring Price: %s', 'invoicing' ), $recurring_total ) . '</small>';
+        if ($invoice->is_recurring() && $invoice->is_parent() && $invoice->get_total() != $invoice->get_recurring_total()) {
+            $recurring_total = wpinv_price($invoice->get_recurring_total(), $invoice->get_currency());
+            $total          .= '<small class="form-text text-muted">' . sprintf(__('Recurring Price: %s', 'invoicing'), $recurring_total) . '</small>';
         }
 
         $totals = array(
-            'subtotal' => wpinv_price( $invoice->get_subtotal(), $invoice->get_currency() ),
-            'discount' => wpinv_price( $invoice->get_total_discount(), $invoice->get_currency() ),
-            'tax'      => wpinv_price( $invoice->get_total_tax(), $invoice->get_currency() ),
+            'subtotal' => wpinv_price($invoice->get_subtotal(), $invoice->get_currency()),
+            'discount' => wpinv_price($invoice->get_total_discount(), $invoice->get_currency()),
+            'tax'      => wpinv_price($invoice->get_total_tax(), $invoice->get_currency()),
             'total'    => $total,
         );
 
-        $totals = apply_filters( 'getpaid_invoice_totals', $totals, $invoice );
+        $totals = apply_filters('getpaid_invoice_totals', $totals, $invoice);
 
-        wp_send_json_success( compact( 'totals' ) );
+        wp_send_json_success(compact('totals'));
     }
 
     /**
@@ -443,33 +443,33 @@ 
     public static function get_invoice_items() {
 
         // Verify nonce.
-        check_ajax_referer( 'wpinv-nonce' );
+        check_ajax_referer('wpinv-nonce');
 
-        if ( ! wpinv_current_user_can_manage_invoicing() ) {
+        if (!wpinv_current_user_can_manage_invoicing()) {
             exit;
         }
 
         // We need an invoice and items.
-        if ( empty( $_POST['post_id'] ) ) {
+        if (empty($_POST['post_id'])) {
             exit;
         }
 
         // Fetch the invoice.
-        $invoice = new WPInv_Invoice( trim( $_POST['post_id'] ) );
+        $invoice = new WPInv_Invoice(trim($_POST['post_id']));
 
         // Ensure it exists.
-        if ( ! $invoice->get_id() ) {
+        if (!$invoice->get_id()) {
             exit;
         }
 
         // Return an array of invoice items.
         $items = array();
 
-        foreach ( $invoice->get_items() as $item ) {
-            $items[] = $item->prepare_data_for_invoice_edit_ajax(  $invoice->get_currency(), $invoice->is_renewal()  );
+        foreach ($invoice->get_items() as $item) {
+            $items[] = $item->prepare_data_for_invoice_edit_ajax($invoice->get_currency(), $invoice->is_renewal());
         }
 
-        wp_send_json_success( compact( 'items' ) );
+        wp_send_json_success(compact('items'));
     }
 
     /**
@@ -478,50 +478,50 @@ 
     public static function edit_invoice_item() {
 
         // Verify nonce.
-        check_ajax_referer( 'wpinv-nonce' );
+        check_ajax_referer('wpinv-nonce');
 
-        if ( ! wpinv_current_user_can_manage_invoicing() ) {
+        if (!wpinv_current_user_can_manage_invoicing()) {
             exit;
         }
 
         // We need an invoice and item details.
-        if ( empty( $_POST['post_id'] ) || empty( $_POST['data'] ) ) {
+        if (empty($_POST['post_id']) || empty($_POST['data'])) {
             exit;
         }
 
         // Fetch the invoice.
-        $invoice = new WPInv_Invoice( trim( $_POST['post_id'] ) );
+        $invoice = new WPInv_Invoice(trim($_POST['post_id']));
 
         // Ensure it exists and its not been paid for.
-        if ( ! $invoice->get_id() || $invoice->is_paid() || $invoice->is_refunded() ) {
+        if (!$invoice->get_id() || $invoice->is_paid() || $invoice->is_refunded()) {
             exit;
         }
 
         // Format the data.
-        $data = wp_unslash( wp_list_pluck( $_POST['data'], 'value', 'field' ) );
+        $data = wp_unslash(wp_list_pluck($_POST['data'], 'value', 'field'));
 
         // Ensure that we have an item id.
-        if ( empty( $data['id'] ) ) {
+        if (empty($data['id'])) {
             exit;
         }
 
         // Abort if the invoice does not have the specified item.
-        $item = $invoice->get_item( (int) $data['id'] );
+        $item = $invoice->get_item((int) $data['id']);
 
-        if ( empty( $item ) ) {
+        if (empty($item)) {
             exit;
         }
 
         // Update the item.
-        $item->set_price( floatval( $data['price'] ) );
-        $item->set_name( sanitize_text_field( $data['name'] ) );
-        $item->set_description( wp_kses_post( $data['description'] ) );
-        $item->set_quantity( intval( $data['quantity'] ) );
+        $item->set_price(floatval($data['price']));
+        $item->set_name(sanitize_text_field($data['name']));
+        $item->set_description(wp_kses_post($data['description']));
+        $item->set_quantity(intval($data['quantity']));
 
         // Add it to the invoice.
-        $error = $invoice->add_item( $item );
+        $error = $invoice->add_item($item);
         $alert = false;
-        if ( is_wp_error( $error ) ) {
+        if (is_wp_error($error)) {
             $alert = $error->get_error_message();
         }
 
@@ -534,11 +534,11 @@ 
         // Return an array of invoice items.
         $items = array();
 
-        foreach ( $invoice->get_items() as $item ) {
-            $items[] = $item->prepare_data_for_invoice_edit_ajax(  $invoice->get_currency()  );
+        foreach ($invoice->get_items() as $item) {
+            $items[] = $item->prepare_data_for_invoice_edit_ajax($invoice->get_currency());
         }
 
-        wp_send_json_success( compact( 'items', 'alert' ) );
+        wp_send_json_success(compact('items', 'alert'));
     }
 
     /**
@@ -547,33 +547,33 @@ 
     public static function remove_invoice_item() {
 
         // Verify nonce.
-        check_ajax_referer( 'wpinv-nonce' );
+        check_ajax_referer('wpinv-nonce');
 
-        if ( ! wpinv_current_user_can_manage_invoicing() ) {
+        if (!wpinv_current_user_can_manage_invoicing()) {
             exit;
         }
 
         // We need an invoice and an item.
-        if ( empty( $_POST['post_id'] ) || empty( $_POST['item_id'] ) ) {
+        if (empty($_POST['post_id']) || empty($_POST['item_id'])) {
             exit;
         }
 
         // Fetch the invoice.
-        $invoice = new WPInv_Invoice( trim( $_POST['post_id'] ) );
+        $invoice = new WPInv_Invoice(trim($_POST['post_id']));
 
         // Ensure it exists and its not been paid for.
-        if ( ! $invoice->get_id() || $invoice->is_paid() || $invoice->is_refunded() ) {
+        if (!$invoice->get_id() || $invoice->is_paid() || $invoice->is_refunded()) {
             exit;
         }
 
         // Abort if the invoice does not have the specified item.
-        $item = $invoice->get_item( (int) $_POST['item_id'] );
+        $item = $invoice->get_item((int) $_POST['item_id']);
 
-        if ( empty( $item ) ) {
+        if (empty($item)) {
             exit;
         }
 
-        $invoice->remove_item( (int) $_POST['item_id'] );
+        $invoice->remove_item((int) $_POST['item_id']);
 
         // Update totals.
         $invoice->recalculate_total();
@@ -584,11 +584,11 @@ 
         // Return an array of invoice items.
         $items = array();
 
-        foreach ( $invoice->get_items() as $item ) {
-            $items[] = $item->prepare_data_for_invoice_edit_ajax(  $invoice->get_currency()  );
+        foreach ($invoice->get_items() as $item) {
+            $items[] = $item->prepare_data_for_invoice_edit_ajax($invoice->get_currency());
         }
 
-        wp_send_json_success( compact( 'items' ) );
+        wp_send_json_success(compact('items'));
     }
 
     /**
@@ -597,39 +597,39 @@ 
     public static function add_invoice_items() {
 
         // Verify nonce.
-        check_ajax_referer( 'wpinv-nonce' );
+        check_ajax_referer('wpinv-nonce');
 
-        if ( ! wpinv_current_user_can_manage_invoicing() ) {
+        if (!wpinv_current_user_can_manage_invoicing()) {
             exit;
         }
 
         // We need an invoice and items.
-        if ( empty( $_POST['post_id'] ) || empty( $_POST['items'] ) ) {
+        if (empty($_POST['post_id']) || empty($_POST['items'])) {
             exit;
         }
 
         // Fetch the invoice.
-        $invoice = new WPInv_Invoice( trim( $_POST['post_id'] ) );
+        $invoice = new WPInv_Invoice(trim($_POST['post_id']));
         $alert   = false;
 
         // Ensure it exists and its not been paid for.
-        if ( ! $invoice->get_id() || $invoice->is_paid() || $invoice->is_refunded() ) {
+        if (!$invoice->get_id() || $invoice->is_paid() || $invoice->is_refunded()) {
             exit;
         }
 
         // Add the items.
-        foreach ( $_POST['items'] as $data ) {
+        foreach ($_POST['items'] as $data) {
 
-            $item = new GetPaid_Form_Item( $data[ 'id' ] );
+            $item = new GetPaid_Form_Item($data['id']);
 
-            if ( is_numeric( $data[ 'qty' ] ) && (float) $data[ 'qty' ] > 0 ) {
-                $item->set_quantity( $data[ 'qty' ] );
+            if (is_numeric($data['qty']) && (float) $data['qty'] > 0) {
+                $item->set_quantity($data['qty']);
             }
 
-            if ( $item->get_id() > 0 ) {
-                $error = $invoice->add_item( $item );
+            if ($item->get_id() > 0) {
+                $error = $invoice->add_item($item);
 
-                if ( is_wp_error( $error ) ) {
+                if (is_wp_error($error)) {
                     $alert = $error->get_error_message();
                 }
 
@@ -644,11 +644,11 @@ 
         // Return an array of invoice items.
         $items = array();
 
-        foreach ( $invoice->get_items() as $item ) {
-            $items[] = $item->prepare_data_for_invoice_edit_ajax( $invoice->get_currency() );
+        foreach ($invoice->get_items() as $item) {
+            $items[] = $item->prepare_data_for_invoice_edit_ajax($invoice->get_currency());
         }
 
-        wp_send_json_success( compact( 'items', 'alert' ) );
+        wp_send_json_success(compact('items', 'alert'));
     }
 
     /**
@@ -657,15 +657,15 @@ 
     public static function get_invoicing_items() {
 
         // Verify nonce.
-        check_ajax_referer( 'wpinv-nonce' );
+        check_ajax_referer('wpinv-nonce');
 
-        if ( ! wpinv_current_user_can_manage_invoicing() ) {
+        if (!wpinv_current_user_can_manage_invoicing()) {
             exit;
         }
 
         // We need a search term.
-        if ( empty( $_GET['search'] ) ) {
-            wp_send_json_success( array() );
+        if (empty($_GET['search'])) {
+            wp_send_json_success(array());
         }
 
         // Retrieve items.
@@ -674,8 +674,8 @@ 
             'orderby'        => 'title',
             'order'          => 'ASC',
             'posts_per_page' => -1,
-            'post_status'    => array( 'publish' ),
-            's'              => trim( $_GET['search'] ),
+            'post_status'    => array('publish'),
+            's'              => trim($_GET['search']),
             'meta_query'     => array(
                 array(
                     'key'       => '_wpinv_type',
@@ -685,22 +685,22 @@ 
             )
         );
 
-        $items = get_posts( apply_filters( 'getpaid_ajax_invoice_items_query_args', $item_args ) );
+        $items = get_posts(apply_filters('getpaid_ajax_invoice_items_query_args', $item_args));
         $data  = array();
 
 
-        $is_payment_form = ( ! empty( $_GET['post_id'] ) && 'wpi_payment_form' == get_post_type( $_GET['post_id'] ) );
+        $is_payment_form = (!empty($_GET['post_id']) && 'wpi_payment_form' == get_post_type($_GET['post_id']));
 
-        foreach ( $items as $item ) {
-            $item      = new GetPaid_Form_Item( $item );
+        foreach ($items as $item) {
+            $item = new GetPaid_Form_Item($item);
             $data[] = array(
                 'id'        => (int) $item->get_id(),
-                'text'      => strip_tags( $item->get_name() ),
-                'form_data' => $is_payment_form ? $item->prepare_data_for_use( false ) : '',
+                'text'      => strip_tags($item->get_name()),
+                'form_data' => $is_payment_form ? $item->prepare_data_for_use(false) : '',
             );
         }
 
-        wp_send_json_success( $data );
+        wp_send_json_success($data);
 
     }
 
@@ -710,37 +710,37 @@ 
     public static function get_customers() {
 
         // Verify nonce.
-        check_ajax_referer( 'wpinv-nonce' );
+        check_ajax_referer('wpinv-nonce');
 
-        if ( ! wpinv_current_user_can_manage_invoicing() ) {
+        if (!wpinv_current_user_can_manage_invoicing()) {
             exit;
         }
 
         // We need a search term.
-        if ( empty( $_GET['search'] ) ) {
-            wp_send_json_success( array() );
+        if (empty($_GET['search'])) {
+            wp_send_json_success(array());
         }
 
         // Retrieve customers.
     
         $customer_args = array(
-            'fields'         => array( 'ID', 'user_email', 'display_name' ),
+            'fields'         => array('ID', 'user_email', 'display_name'),
             'orderby'        => 'display_name',
-            'search'         => '*' . sanitize_text_field( $_GET['search'] ) . '*',
-            'search_columns' => array( 'user_login', 'user_email', 'display_name' ),
+            'search'         => '*' . sanitize_text_field($_GET['search']) . '*',
+            'search_columns' => array('user_login', 'user_email', 'display_name'),
         );
 
-        $customers = get_users( apply_filters( 'getpaid_ajax_invoice_customers_query_args', $customer_args ) );
+        $customers = get_users(apply_filters('getpaid_ajax_invoice_customers_query_args', $customer_args));
         $data      = array();
 
-        foreach ( $customers as $customer ) {
+        foreach ($customers as $customer) {
             $data[] = array(
                 'id'        => (int) $customer->ID,
-                'text'      => strip_tags( sprintf( _x( '%1$s (%2$s)', 'user dropdown', 'invoicing' ), $customer->display_name, $customer->user_email ) ),
+                'text'      => strip_tags(sprintf(_x('%1$s (%2$s)', 'user dropdown', 'invoicing'), $customer->display_name, $customer->user_email)),
             );
         }
 
-        wp_send_json_success( $data );
+        wp_send_json_success($data);
 
     }
 
@@ -750,28 +750,28 @@ 
     public static function get_aui_states_field() {
 
         // Verify nonce.
-        check_ajax_referer( 'wpinv-nonce' );
+        check_ajax_referer('wpinv-nonce');
 
         // We need a country.
-        if ( empty( $_GET['country'] ) ) {
+        if (empty($_GET['country'])) {
             exit;
         }
 
-        $states = wpinv_get_country_states( sanitize_text_field( $_GET['country'] ) );
-        $state  = isset( $_GET['state'] ) ? sanitize_text_field( $_GET['state'] ) : wpinv_get_default_state();
-        $name   = isset( $_GET['name'] ) ? sanitize_text_field( $_GET['name'] ) : 'wpinv_state';
-        $class  = isset( $_GET['class'] ) ? sanitize_text_field( $_GET['class'] ) : 'form-control-sm';
+        $states = wpinv_get_country_states(sanitize_text_field($_GET['country']));
+        $state  = isset($_GET['state']) ? sanitize_text_field($_GET['state']) : wpinv_get_default_state();
+        $name   = isset($_GET['name']) ? sanitize_text_field($_GET['name']) : 'wpinv_state';
+        $class  = isset($_GET['class']) ? sanitize_text_field($_GET['class']) : 'form-control-sm';
 
-        if ( empty( $states ) ) {
+        if (empty($states)) {
 
             $html = aui()->input(
                 array(
                     'type'        => 'text',
                     'id'          => 'wpinv_state',
                     'name'        => $name,
-                    'label'       => __( 'State', 'invoicing' ),
+                    'label'       => __('State', 'invoicing'),
                     'label_type'  => 'vertical',
-                    'placeholder' => __( 'State', 'invoicing' ),
+                    'placeholder' => __('State', 'invoicing'),
                     'class'       => $class,
                     'value'       => $state,
                 )
@@ -783,9 +783,9 @@ 
                 array(
                     'id'          => 'wpinv_state',
                     'name'        => $name,
-                    'label'       => __( 'State', 'invoicing' ),
+                    'label'       => __('State', 'invoicing'),
                     'label_type'  => 'vertical',
-                    'placeholder' => __( 'Select a state', 'invoicing' ),
+                    'placeholder' => __('Select a state', 'invoicing'),
                     'class'       => $class,
                     'value'       => $state,
                     'options'     => $states,
@@ -799,7 +799,7 @@ 
         wp_send_json_success(
             array(
                 'html'   => $html,
-                'select' => ! empty ( $states )
+                'select' => !empty ($states)
             )
         );
 
@@ -813,11 +813,11 @@ 
     public static function payment_form_refresh_prices() {
 
         // Check nonce.
-        check_ajax_referer( 'getpaid_form_nonce' );
+        check_ajax_referer('getpaid_form_nonce');
 
         // ... form fields...
-        if ( empty( $_POST['getpaid_payment_form_submission'] ) ) {
-            _e( 'Error: Reload the page and try again.', 'invoicing' );
+        if (empty($_POST['getpaid_payment_form_submission'])) {
+            _e('Error: Reload the page and try again.', 'invoicing');
             exit;
         }
 
@@ -825,18 +825,18 @@ 
         $submission = new GetPaid_Payment_Form_Submission();
 
         // Do we have an error?
-        if ( ! empty( $submission->last_error ) ) {
+        if (!empty($submission->last_error)) {
             echo $submission->last_error;
             exit;
         }
 
         // Prepare the response.
-        $response = new GetPaid_Payment_Form_Submission_Refresh_Prices( $submission );
+        $response = new GetPaid_Payment_Form_Submission_Refresh_Prices($submission);
         
         // Filter the response.
-        $response = apply_filters( 'getpaid_payment_form_ajax_refresh_prices', $response->response, $submission );
+        $response = apply_filters('getpaid_payment_form_ajax_refresh_prices', $response->response, $submission);
 
-        wp_send_json_success( $response );
+        wp_send_json_success($response);
     }
 
 }

includes/data/email-settings.php

Spacing +226 added lines, -226 removed lines

@@ -8,24 +8,24 @@ 
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 // Prepare the due date reminder options.
 $overdue_days_options       = array();
-$overdue_days_options['0']  = __( 'On the Due Date', 'invoicing' );
-$overdue_days_options['1']  = __( '1 day after Due Date', 'invoicing' );
+$overdue_days_options['0']  = __('On the Due Date', 'invoicing');
+$overdue_days_options['1']  = __('1 day after Due Date', 'invoicing');
 
-for ( $i = 2; $i <= 10; $i++ ) {
-    $overdue_days_options["$i"] = wp_sprintf( __( '%d days after Due Date', 'invoicing' ), $i );
+for ($i = 2; $i <= 10; $i++) {
+    $overdue_days_options["$i"] = wp_sprintf(__('%d days after Due Date', 'invoicing'), $i);
 }
 
 // Prepare up coming renewal reminder options.
 $renewal_days_options       = array();
-$renewal_days_options['0']  = __( 'On the renewal date', 'invoicing' );
-$renewal_days_options['1']  = __( '1 day before the renewal date', 'invoicing' );
+$renewal_days_options['0']  = __('On the renewal date', 'invoicing');
+$renewal_days_options['1']  = __('1 day before the renewal date', 'invoicing');
 
-for ( $i = 2; $i <= 10; $i++ ) {
-    $renewal_days_options["$i"]   = wp_sprintf( __( '%d days before the renewal date', 'invoicing' ), $i );
+for ($i = 2; $i <= 10; $i++) {
+    $renewal_days_options["$i"] = wp_sprintf(__('%d days before the renewal date', 'invoicing'), $i);
 }
 
 // Default, built-in gateways
@@ -34,45 +34,45 @@ 
 
         'email_new_invoice_header' => array(
             'id'       => 'email_new_invoice_header',
-            'name'     => '<h3>' . __( 'New Invoice', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent to the site admin whenever there is a new invoice.', 'invoicing' ),
+            'name'     => '<h3>' . __('New Invoice', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent to the site admin whenever there is a new invoice.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_new_invoice_active' => array(
             'id'       => 'email_new_invoice_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_new_invoice_subject' => array(
             'id'       => 'email_new_invoice_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] New invoice ({invoice_number}) for {invoice_total} {invoice_currency}', 'invoicing' ),
+            'std'      => __('[{site_title}] New invoice ({invoice_number}) for {invoice_total} {invoice_currency}', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_new_invoice_heading' => array(
             'id'       => 'email_new_invoice_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'New invoice', 'invoicing' ),
+            'std'      => __('New invoice', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_new_invoice_body' => array(
             'id'       => 'email_new_invoice_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
             'desc'     => wpinv_get_merge_tags_help_text(),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>A new invoice <a href="{invoice_link}">({invoice_number})</a> to {name} for {invoice_total} {invoice_currency} has been created on your site.</p>', 'invoicing' ),
+            'std'      => __('<p>A new invoice <a href="{invoice_link}">({invoice_number})</a> to {name} for {invoice_total} {invoice_currency} has been created on your site.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => '10'
         ),
@@ -82,45 +82,45 @@ 
 
         'email_cancelled_invoice_header' => array(
             'id'       => 'email_cancelled_invoice_header',
-            'name'     => '<h3>' . __( 'Cancelled Invoice', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent to the site admin whenever invoices are cancelled.', 'invoicing' ),
+            'name'     => '<h3>' . __('Cancelled Invoice', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent to the site admin whenever invoices are cancelled.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_cancelled_invoice_active' => array(
             'id'       => 'email_cancelled_invoice_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_cancelled_invoice_subject' => array(
             'id'       => 'email_cancelled_invoice_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Cancelled invoice ({invoice_number})', 'invoicing' ),
+            'std'      => __('[{site_title}] Cancelled invoice ({invoice_number})', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_cancelled_invoice_heading' => array(
             'id'       => 'email_cancelled_invoice_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Cancelled Invoice', 'invoicing' ),
+            'std'      => __('Cancelled Invoice', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_cancelled_invoice_body' => array(
             'id'       => 'email_cancelled_invoice_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
             'desc'     => wpinv_get_merge_tags_help_text(),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>The invoice <a href="{invoice_link}">#{invoice_number}</a> created for {name} on {site_title} has been cancelled.</p>', 'invoicing' ),
+            'std'      => __('<p>The invoice <a href="{invoice_link}">#{invoice_number}</a> created for {name} on {site_title} has been cancelled.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => '10'
         ),
@@ -131,45 +131,45 @@ 
 
         'email_failed_invoice_header' => array(
             'id'       => 'email_failed_invoice_header',
-            'name'     => '<h3>' . __( 'Failed Invoice', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'Failed invoice emails are sent to the site admin when invoice payments fail.', 'invoicing' ),
+            'name'     => '<h3>' . __('Failed Invoice', 'invoicing') . '</h3>',
+            'desc'     => __('Failed invoice emails are sent to the site admin when invoice payments fail.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_failed_invoice_active' => array(
             'id'       => 'email_failed_invoice_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_failed_invoice_subject' => array(
             'id'       => 'email_failed_invoice_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Failed invoice ({invoice_number})', 'invoicing' ),
+            'std'      => __('[{site_title}] Failed invoice ({invoice_number})', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_failed_invoice_heading' => array(
             'id'       => 'email_failed_invoice_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Failed invoice', 'invoicing' ),
+            'std'      => __('Failed invoice', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_failed_invoice_body' => array(
             'id'       => 'email_failed_invoice_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
             'desc'     => wpinv_get_merge_tags_help_text(),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Payment for the invoice <a href="{invoice_link}">#{invoice_number}</a> on {site_title} has failed to go through.</p>', 'invoicing' ),
+            'std'      => __('<p>Payment for the invoice <a href="{invoice_link}">#{invoice_number}</a> on {site_title} has failed to go through.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => '10'
         ),
@@ -179,53 +179,53 @@ 
 
         'email_onhold_invoice_header' => array(
             'id'       => 'email_onhold_invoice_header',
-            'name'     => '<h3>' . __( 'On Hold Invoice', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent to customers whenever their invoices are held.', 'invoicing' ),
+            'name'     => '<h3>' . __('On Hold Invoice', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent to customers whenever their invoices are held.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_onhold_invoice_active' => array(
             'id'       => 'email_onhold_invoice_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_onhold_invoice_admin_bcc' => array(
             'id'       => 'email_onhold_invoice_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send this notification email to site Admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send this notification email to site Admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_onhold_invoice_subject' => array(
             'id'       => 'email_onhold_invoice_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Your invoice receipt from {invoice_date}', 'invoicing' ),
+            'std'      => __('[{site_title}] Your invoice receipt from {invoice_date}', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_onhold_invoice_heading' => array(
             'id'       => 'email_onhold_invoice_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Thank you for your invoice', 'invoicing' ),
+            'std'      => __('Thank you for your invoice', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_onhold_invoice_body' => array(
             'id'       => 'email_onhold_invoice_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
             'desc'     => wpinv_get_merge_tags_help_text(),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {name},</p><p>Your invoice is on-hold and will be processed when we receive your payment.</p>', 'invoicing' ),
+            'std'      => __('<p>Hi {name},</p><p>Your invoice is on-hold and will be processed when we receive your payment.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => '10'
         ),
@@ -236,53 +236,53 @@ 
 
         'email_processing_invoice_header' => array(
             'id'       => 'email_processing_invoice_header',
-            'name'     => '<h3>' . __( 'Processing Invoice', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent to users whenever payments for their invoices are processing.', 'invoicing' ),
+            'name'     => '<h3>' . __('Processing Invoice', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent to users whenever payments for their invoices are processing.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_processing_invoice_active' => array(
             'id'       => 'email_processing_invoice_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_processing_invoice_admin_bcc' => array(
             'id'       => 'email_processing_invoice_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send a copy of this notification email to the site admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send a copy of this notification email to the site admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_processing_invoice_subject' => array(
             'id'       => 'email_processing_invoice_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Your invoice receipt from {invoice_date}', 'invoicing' ),
+            'std'      => __('[{site_title}] Your invoice receipt from {invoice_date}', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_processing_invoice_heading' => array(
             'id'       => 'email_processing_invoice_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Thank you for your invoice', 'invoicing' ),
+            'std'      => __('Thank you for your invoice', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_processing_invoice_body' => array(
             'id'       => 'email_processing_invoice_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
             'desc'     => wpinv_get_merge_tags_help_text(),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {name},</p><p>I would like to let you know that we have received and are currently processing your payment for the invoice <a href="{invoice_link}">#{invoice_number}</a> on {site_title}.</p>', 'invoicing' ),
+            'std'      => __('<p>Hi {name},</p><p>I would like to let you know that we have received and are currently processing your payment for the invoice <a href="{invoice_link}">#{invoice_number}</a> on {site_title}.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => '10'
         ),
@@ -293,61 +293,61 @@ 
 
         'email_completed_invoice_header' => array(
             'id'       => 'email_completed_invoice_header',
-            'name'     => '<h3>' . __( 'Paid Invoice', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent to customers when their invoices are marked as paid.', 'invoicing' ),
+            'name'     => '<h3>' . __('Paid Invoice', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent to customers when their invoices are marked as paid.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_completed_invoice_active' => array(
             'id'       => 'email_completed_invoice_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_completed_invoice_renewal_active' => array(
             'id'       => 'email_completed_invoice_renewal_active',
-            'name'     => __( 'Enable renewal notification', 'invoicing' ),
-            'desc'     => __( 'Should this email be sent for renewals too?', 'invoicing' ),
+            'name'     => __('Enable renewal notification', 'invoicing'),
+            'desc'     => __('Should this email be sent for renewals too?', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_completed_invoice_admin_bcc' => array(
             'id'       => 'email_completed_invoice_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send a copy of this notification email to the site admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send a copy of this notification email to the site admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1,
         ),
 
         'email_completed_invoice_subject' => array(
             'id'       => 'email_completed_invoice_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Your invoice from {invoice_date} has been paid', 'invoicing' ),
+            'std'      => __('[{site_title}] Your invoice from {invoice_date} has been paid', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_completed_invoice_heading' => array(
             'id'       => 'email_completed_invoice_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Your invoice has been paid', 'invoicing' ),
+            'std'      => __('Your invoice has been paid', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_completed_invoice_body' => array(
             'id'       => 'email_completed_invoice_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
             'desc'     => wpinv_get_merge_tags_help_text(),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {name},</p><p>Your recent invoice on {site_title} has been paid.</p>', 'invoicing' ),
+            'std'      => __('<p>Hi {name},</p><p>Your recent invoice on {site_title} has been paid.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => '10'
         ),
@@ -358,53 +358,53 @@ 
 
         'email_refunded_invoice_header' => array(
             'id'       => 'email_refunded_invoice_header',
-            'name'     => '<h3>' . __( 'Refunded Invoice', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent to users when their invoices are marked as refunded.', 'invoicing' ),
+            'name'     => '<h3>' . __('Refunded Invoice', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent to users when their invoices are marked as refunded.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_refunded_invoice_active' => array(
             'id'       => 'email_refunded_invoice_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_refunded_invoice_admin_bcc' => array(
             'id'       => 'email_refunded_invoice_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send a copy of this notification email to the site admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send a copy of this notification email to the site admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_refunded_invoice_subject' => array(
             'id'       => 'email_refunded_invoice_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Your invoice from {invoice_date} has been refunded', 'invoicing' ),
+            'std'      => __('[{site_title}] Your invoice from {invoice_date} has been refunded', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_refunded_invoice_heading' => array(
             'id'       => 'email_refunded_invoice_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Your invoice has been refunded', 'invoicing' ),
+            'std'      => __('Your invoice has been refunded', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_refunded_invoice_body' => array(
             'id'       => 'email_refunded_invoice_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
             'desc'     => wpinv_get_merge_tags_help_text(),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {name},</p><p>Your invoice on {site_title} has been refunded.</p>', 'invoicing' ),
+            'std'      => __('<p>Hi {name},</p><p>Your invoice on {site_title} has been refunded.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => '10'
         ),
@@ -415,53 +415,53 @@ 
 
         'email_user_invoice_header' => array(
             'id'       => 'email_user_invoice_header',
-            'name'     => '<h3>' . __( 'Customer Invoice', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent to customers containing their invoice information and payment links.', 'invoicing' ),
+            'name'     => '<h3>' . __('Customer Invoice', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent to customers containing their invoice information and payment links.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_user_invoice_active' => array(
             'id'       => 'email_user_invoice_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_user_invoice_admin_bcc' => array(
             'id'       => 'email_user_invoice_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send a copy of this notification email to to the site admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send a copy of this notification email to to the site admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 0
         ),
 
         'email_user_invoice_subject' => array(
             'id'       => 'email_user_invoice_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Your invoice from {invoice_date}', 'invoicing' ),
+            'std'      => __('[{site_title}] Your invoice from {invoice_date}', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_user_invoice_heading' => array(
             'id'       => 'email_user_invoice_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Your invoice {invoice_number} details', 'invoicing' ),
+            'std'      => __('Your invoice {invoice_number} details', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_user_invoice_body' => array(
             'id'       => 'email_user_invoice_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
             'desc'     => wpinv_get_merge_tags_help_text(),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {name},</p><p>An invoice of {invoice_total} has been created for you on {site_title}. You can <a href="{invoice_link}">view</a> or <a href="{invoice_pay_link}">pay</a> the invoice. Please reply to this email if you have any questions about the invoice.', 'invoicing' ),
+            'std'      => __('<p>Hi {name},</p><p>An invoice of {invoice_total} has been created for you on {site_title}. You can <a href="{invoice_link}">view</a> or <a href="{invoice_pay_link}">pay</a> the invoice. Please reply to this email if you have any questions about the invoice.', 'invoicing'),
             'class'    => 'large',
             'size'     => '10'
         ),
@@ -471,53 +471,53 @@ 
 
         'email_user_note_header' => array(
             'id'       => 'email_user_note_header',
-            'name'     => '<h3>' . __( 'Customer Note', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent when you add a customer note to an invoice/quote.', 'invoicing' ),
+            'name'     => '<h3>' . __('Customer Note', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent when you add a customer note to an invoice/quote.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_user_note_active' => array(
             'id'       => 'email_user_note_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_user_note_admin_bcc' => array(
             'id'       => 'email_user_note_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send a copy of this notification email to the site admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send a copy of this notification email to the site admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 0
         ),
 
         'email_user_note_subject' => array(
             'id'       => 'email_user_note_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Note added to your {invoice_label} #{invoice_number} from {invoice_date}', 'invoicing' ),
+            'std'      => __('[{site_title}] Note added to your {invoice_label} #{invoice_number} from {invoice_date}', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_user_note_heading' => array(
             'id'       => 'email_user_note_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'A note has been added to your {invoice_label}', 'invoicing' ),
+            'std'      => __('A note has been added to your {invoice_label}', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_user_note_body' => array(
             'id'       => 'email_user_note_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
             'desc'     => wpinv_get_merge_tags_help_text(),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {name},</p><p>Following note has been added to your {invoice_label}:</p><blockquote class="wpinv-note">{customer_note}</blockquote>', 'invoicing' ),
+            'std'      => __('<p>Hi {name},</p><p>Following note has been added to your {invoice_label}:</p><blockquote class="wpinv-note">{customer_note}</blockquote>', 'invoicing'),
             'class'    => 'large',
             'size'     => '10'
         ),
@@ -528,63 +528,63 @@ 
 
         'email_overdue_header' => array(
             'id'       => 'email_overdue_header',
-            'name'     => '<h3>' . __( 'Payment Reminder', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'Payment reminder emails are sent to customers whenever their invoices are due.', 'invoicing' ),
+            'name'     => '<h3>' . __('Payment Reminder', 'invoicing') . '</h3>',
+            'desc'     => __('Payment reminder emails are sent to customers whenever their invoices are due.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_overdue_active' => array(
             'id'       => 'email_overdue_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_overdue_admin_bcc' => array(
             'id'       => 'email_overdue_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send a copy of this notification email to the site admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send a copy of this notification email to the site admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 0
         ),
 
         'email_overdue_days' => array(
             'id'       => 'email_overdue_days',
-            'name'     => __( 'When to Send', 'invoicing' ),
-            'desc'     => __( 'Check when you would like payment reminders sent out.', 'invoicing' ),
+            'name'     => __('When to Send', 'invoicing'),
+            'desc'     => __('Check when you would like payment reminders sent out.', 'invoicing'),
             'help-tip' => true,
-            'std'      => array( '1' ),
+            'std'      => array('1'),
             'type'     => 'multicheck',
             'options'  => $overdue_days_options,
         ),
 
         'email_overdue_subject' => array(
             'id'       => 'email_overdue_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Payment Reminder', 'invoicing' ),
+            'std'      => __('[{site_title}] Payment Reminder', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_overdue_heading' => array(
             'id'       => 'email_overdue_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Payment reminder for your invoice', 'invoicing' ),
+            'std'      => __('Payment reminder for your invoice', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_overdue_body' => array(
             'id'       => 'email_overdue_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
             'desc'     => wpinv_get_merge_tags_help_text(),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {full_name},</p><p>This is just a friendly reminder that your invoice <a href="{invoice_link}">#{invoice_number}</a> {is_was} due on {invoice_due_date}.</p><p>The total of this invoice is {invoice_total}</p><p>To view / pay now for this invoice please use the following link: <a class="btn btn-success" href="{invoice_link}">View / Pay</a></p>', 'invoicing' ),
+            'std'      => __('<p>Hi {full_name},</p><p>This is just a friendly reminder that your invoice <a href="{invoice_link}">#{invoice_number}</a> {is_was} due on {invoice_due_date}.</p><p>The total of this invoice is {invoice_total}</p><p>To view / pay now for this invoice please use the following link: <a class="btn btn-success" href="{invoice_link}">View / Pay</a></p>', 'invoicing'),
             'class'    => 'large',
             'size'     => 10,
         ),
@@ -595,63 +595,63 @@ 
 
         'email_renewal_reminder_header' => array(
             'id'       => 'email_renewal_reminder_header',
-            'name'     => '<h3>' . __( 'Renewal Reminder', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent to customers whenever their subscription is about to expire.', 'invoicing' ),
+            'name'     => '<h3>' . __('Renewal Reminder', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent to customers whenever their subscription is about to expire.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_renewal_reminder_active' => array(
             'id'       => 'email_renewal_reminder_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 0
         ),
 
         'email_renewal_reminder_admin_bcc' => array(
             'id'       => 'email_renewal_reminder_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send a copy of this notification email to the site admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send a copy of this notification email to the site admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 0
         ),
 
         'email_renewal_reminder_days' => array(
             'id'       => 'email_renewal_reminder_days',
-            'name'     => __( 'When to Send', 'invoicing' ),
-            'desc'     => __( 'Check when you would like renewal reminders sent out.', 'invoicing' ),
+            'name'     => __('When to Send', 'invoicing'),
+            'desc'     => __('Check when you would like renewal reminders sent out.', 'invoicing'),
             'help-tip' => true,
-            'std'      => array( '1', '5', '10' ),
+            'std'      => array('1', '5', '10'),
             'type'     => 'multicheck',
             'options'  => $renewal_days_options,
         ),
 
         'email_renewal_reminder_subject' => array(
             'id'       => 'email_renewal_reminder_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Renewal Reminder', 'invoicing' ),
+            'std'      => __('[{site_title}] Renewal Reminder', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_renewal_reminder_heading' => array(
             'id'       => 'email_renewal_reminder_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Upcoming renewal reminder', 'invoicing' ),
+            'std'      => __('Upcoming renewal reminder', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_renewal_reminder_body' => array(
             'id'       => 'email_renewal_reminder_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
-            'desc'     => wpinv_get_merge_tags_help_text( true ),
+            'name'     => __('Email Content', 'invoicing'),
+            'desc'     => wpinv_get_merge_tags_help_text(true),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {full_name},</p><p>This is just a friendly reminder that your subscription for invoice <a href="{invoice_link}">#{invoice_number}</a> will renew on {subscription_renewal_date}.</p>', 'invoicing' ),
+            'std'      => __('<p>Hi {full_name},</p><p>This is just a friendly reminder that your subscription for invoice <a href="{invoice_link}">#{invoice_number}</a> will renew on {subscription_renewal_date}.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => 10,
         ),
@@ -662,53 +662,53 @@ 
 
         'email_subscription_trial_header' => array(
             'id'       => 'email_subscription_trial_header',
-            'name'     => '<h3>' . __( 'Trial Started', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent when a customer starts a subscription trial.', 'invoicing' ),
+            'name'     => '<h3>' . __('Trial Started', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent when a customer starts a subscription trial.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_subscription_trial_active' => array(
             'id'       => 'email_subscription_trial_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 0
         ),
 
         'email_subscription_trial_admin_bcc' => array(
             'id'       => 'email_subscription_trial_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send a copy of this notification email to the site admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send a copy of this notification email to the site admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 0
         ),
 
         'email_subscription_trial_subject' => array(
             'id'       => 'email_subscription_trial_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the subscription trial email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the subscription trial email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Trial Started', 'invoicing' ),
+            'std'      => __('[{site_title}] Trial Started', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_subscription_trial_heading' => array(
             'id'       => 'email_subscription_trial_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading of this email.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading of this email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Trial Started', 'invoicing' ),
+            'std'      => __('Trial Started', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_subscription_trial_body' => array(
             'id'       => 'email_subscription_trial_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
-            'desc'     => wpinv_get_merge_tags_help_text( true ),
+            'name'     => __('Email Content', 'invoicing'),
+            'desc'     => wpinv_get_merge_tags_help_text(true),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {first_name},</p><p>Your trial for {subscription_name} is now active and will renew on {subscription_renewal_date}.</p>', 'invoicing' ),
+            'std'      => __('<p>Hi {first_name},</p><p>Your trial for {subscription_name} is now active and will renew on {subscription_renewal_date}.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => 10,
         ),
@@ -718,53 +718,53 @@ 
 
         'email_subscription_cancelled_header' => array(
             'id'       => 'email_subscription_cancelled_header',
-            'name'     => '<h3>' . __( 'Subscription Cancelled', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent when a customer cancels their subscription.', 'invoicing' ),
+            'name'     => '<h3>' . __('Subscription Cancelled', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent when a customer cancels their subscription.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_subscription_cancelled_active' => array(
             'id'       => 'email_subscription_cancelled_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_subscription_cancelled_admin_bcc' => array(
             'id'       => 'email_subscription_cancelled_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send a copy of this notification email to the site admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send a copy of this notification email to the site admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_subscription_cancelled_subject' => array(
             'id'       => 'email_subscription_cancelled_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the subscription cancelled email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the subscription cancelled email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Subscription Cancelled', 'invoicing' ),
+            'std'      => __('[{site_title}] Subscription Cancelled', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_subscription_cancelled_heading' => array(
             'id'       => 'email_subscription_cancelled_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading of this email.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading of this email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Subscription Cancelled', 'invoicing' ),
+            'std'      => __('Subscription Cancelled', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_subscription_cancelled_body' => array(
             'id'       => 'email_subscription_cancelled_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
-            'desc'     => wpinv_get_merge_tags_help_text( true ),
+            'name'     => __('Email Content', 'invoicing'),
+            'desc'     => wpinv_get_merge_tags_help_text(true),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {first_name},</p><p>Your subscription for {subscription_name} has been cancelled and will no longer renew.</p>', 'invoicing' ),
+            'std'      => __('<p>Hi {first_name},</p><p>Your subscription for {subscription_name} has been cancelled and will no longer renew.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => 10,
         ),
@@ -774,53 +774,53 @@ 
 
         'email_subscription_expired_header' => array(
             'id'       => 'email_subscription_expired_header',
-            'name'     => '<h3>' . __( 'Subscription Expired', 'invoicing' ) . '</h3>',
-            'desc'     => __( "These emails are sent when a customer's subscription expires and automatic renewal fails.", 'invoicing' ),
+            'name'     => '<h3>' . __('Subscription Expired', 'invoicing') . '</h3>',
+            'desc'     => __("These emails are sent when a customer's subscription expires and automatic renewal fails.", 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_subscription_expired_active' => array(
             'id'       => 'email_subscription_expired_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_subscription_expired_admin_bcc' => array(
             'id'       => 'email_subscription_expired_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send a copy of this notification email to the site admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send a copy of this notification email to the site admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_subscription_expired_subject' => array(
             'id'       => 'email_subscription_expired_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the subscription expired email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the subscription expired email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Subscription Expired', 'invoicing' ),
+            'std'      => __('[{site_title}] Subscription Expired', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_subscription_expired_heading' => array(
             'id'       => 'email_subscription_expired_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading of this email.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading of this email.', 'invoicing'),
             'type'     => 'text',
-            'std'      => __( 'Subscription Expired', 'invoicing' ),
+            'std'      => __('Subscription Expired', 'invoicing'),
             'help-tip' => true,
             'size'     => 'large'
         ),
 
         'email_subscription_expired_body' => array(
             'id'       => 'email_subscription_expired_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
-            'desc'     => wpinv_get_merge_tags_help_text( true ),
+            'name'     => __('Email Content', 'invoicing'),
+            'desc'     => wpinv_get_merge_tags_help_text(true),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {first_name},</p><p>Your subscription for {subscription_name} has expired.</p>', 'invoicing' ),
+            'std'      => __('<p>Hi {first_name},</p><p>Your subscription for {subscription_name} has expired.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => 10,
         ),
@@ -830,53 +830,53 @@ 
 
         'email_subscription_complete_header' => array(
             'id'     => 'email_subscription_complete_header',
-            'name'   => '<h3>' . __( 'Subscription Complete', 'invoicing' ) . '</h3>',
-            'desc'   => __( 'These emails are sent when a customer completes their subscription.', 'invoicing' ),
+            'name'   => '<h3>' . __('Subscription Complete', 'invoicing') . '</h3>',
+            'desc'   => __('These emails are sent when a customer completes their subscription.', 'invoicing'),
             'type'   => 'header',
         ),
 
         'email_subscription_complete_active' => array(
             'id'      => 'email_subscription_complete_active',
-            'name'    => __( 'Enable/Disable', 'invoicing' ),
-            'desc'    => __( 'Enable this email notification', 'invoicing' ),
+            'name'    => __('Enable/Disable', 'invoicing'),
+            'desc'    => __('Enable this email notification', 'invoicing'),
             'type'    => 'checkbox',
             'std'     => 1
         ),
 
         'email_subscription_complete_admin_bcc' => array(
             'id'      => 'email_subscription_complete_admin_bcc',
-            'name'    => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'    => __( 'Check if you want to send a copy of this notification email to the site admin.', 'invoicing' ),
+            'name'    => __('Enable Admin BCC', 'invoicing'),
+            'desc'    => __('Check if you want to send a copy of this notification email to the site admin.', 'invoicing'),
             'type'    => 'checkbox',
             'std'     => 1
         ),
 
         'email_subscription_complete_subject' => array(
             'id'       => 'email_subscription_complete_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the subscription complete email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the subscription complete email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Subscription Complete', 'invoicing' ),
+            'std'      => __('[{site_title}] Subscription Complete', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_subscription_complete_heading' => array(
             'id'       => 'email_subscription_complete_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading of this email.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading of this email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Subscription Complete', 'invoicing' ),
+            'std'      => __('Subscription Complete', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_subscription_complete_body' => array(
             'id'       => 'email_subscription_complete_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
-            'desc'     => wpinv_get_merge_tags_help_text( true ),
+            'name'     => __('Email Content', 'invoicing'),
+            'desc'     => wpinv_get_merge_tags_help_text(true),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {first_name},</p><p>Your subscription for {subscription_name} is now complete.</p>', 'invoicing' ),
+            'std'      => __('<p>Hi {first_name},</p><p>Your subscription for {subscription_name} is now complete.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => 10,
         ),

includes/admin/class-getpaid-admin.php

Spacing +186 added lines, -186 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();
         }
 
@@ -54,22 +54,22 @@ 
 	 *
 	 */
 	private function init_admin_hooks() {
-        add_action( 'admin_enqueue_scripts', array( $this, 'enqeue_scripts' ) );
-        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_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_recalculate_discounts', array( $this, 'admin_recalculate_discounts' ) );
-		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'));
+        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_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_recalculate_discounts', array($this, 'admin_recalculate_discounts'));
+		add_filter('admin_footer_text', array($this, 'admin_footer_text'));
+		do_action('getpaid_init_admin_hooks', $this);
 
     }
 
@@ -80,37 +80,37 @@ 
 	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( $page, 'wpi' ) ) {
+        if (false !== stripos($page, 'wpi')) {
 
             // 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' ),  $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'), $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');
 		}
 
     }
@@ -123,32 +123,32 @@ 
         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(),
@@ -157,38 +157,38 @@ 
             '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' ),
+            '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'),
         );
 
-		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())
 			);
 
 		}
@@ -202,24 +202,24 @@ 
 	 * @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'
 						)
@@ -227,7 +227,7 @@ 
 
 				$footer_text = sprintf(
 					/* translators: %s: five stars */
-					__( 'If you like <strong>GetPaid</strong>, please leave us a %s rating. A huge thanks in advance!', 'invoicing' ),
+					__('If you like <strong>GetPaid</strong>, please leave us a %s rating. A huge thanks in advance!', 'invoicing'),
 					"<a href='$rating_url'>&#9733;&#9733;&#9733;&#9733;&#9733;</a>"
 				);
 
@@ -235,7 +235,7 @@ 
 
 				$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>"
 				);
 
@@ -252,8 +252,8 @@ 
 	 * @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;
 	}
 
@@ -264,30 +264,30 @@ 
 	protected function load_payment_form_scripts() {
         global $post;
 
-        wp_enqueue_script( 'vue', WPINV_PLUGIN_URL . 'assets/js/vue/vue.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.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' ),  $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'), $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');
 
     }
 
@@ -298,25 +298,25 @@ 
      * @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';
         }
 
@@ -326,19 +326,19 @@ 
     /**
 	 * Maybe show the AyeCode Connect Notice.
 	 */
-	public function init_ayecode_connect_helper(){
+	public function init_ayecode_connect_helper() {
 
         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')
         );
 
     }
@@ -350,20 +350,20 @@ 
 	 */
 	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( 'admin.php?page=wpinv-settings&tab=general' ) );
+        wp_safe_redirect(admin_url('admin.php?page=wpinv-settings&tab=general'));
         exit;
 
 	}
@@ -373,9 +373,9 @@ 
      */
     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);
         }
 
     }
@@ -385,16 +385,16 @@ 
 	 * 
 	 * @param array $args
      */
-    public function send_customer_invoice( $args ) {
-		$sent = getpaid()->get( 'invoice_emails' )->user_invoice( new WPInv_Invoice( $args['invoice_id'] ), true );
+    public function send_customer_invoice($args) {
+		$sent = getpaid()->get('invoice_emails')->user_invoice(new WPInv_Invoice($args['invoice_id']), true);
 
-		if ( $sent ) {
-			$this->show_success( __( 'Invoice was successfully sent to the customer', 'invoicing' ) );
+		if ($sent) {
+			$this->show_success(__('Invoice was successfully sent to the customer', 'invoicing'));
 		} else {
-			$this->show_error( __( 'Could not send the invoice to the customer', 'invoicing' ) );
+			$this->show_error(__('Could not send the invoice 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;
 	}
 
@@ -403,16 +403,16 @@ 
 	 * 
 	 * @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;
 	}
 
@@ -422,8 +422,8 @@ 
      */
     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;
 
 	}
@@ -435,8 +435,8 @@ 
     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;
 	}
 
@@ -448,35 +448,35 @@ 
 		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;
 	}
 
@@ -491,10 +491,10 @@ 
 		$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;
 
 	}
@@ -508,36 +508,36 @@ 
 
 		// 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;
 
 	}
@@ -549,8 +549,8 @@ 
      * @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();
 	}
 
 	/**
@@ -560,7 +560,7 @@ 
      * @return array
 	 */
 	public function has_notices() {
-		return count( $this->get_notices() ) > 0;
+		return count($this->get_notices()) > 0;
 	}
 
 	/**
@@ -570,7 +570,7 @@ 
 	 * @since       1.0.19
 	 */
 	public function clear_notices() {
-		delete_option( 'wpinv_admin_notices' );
+		delete_option('wpinv_admin_notices');
 	}
 
 	/**
@@ -579,16 +579,16 @@ 
 	 * @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);
 	}
 
 	/**
@@ -598,8 +598,8 @@ 
 	 * @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);
 	}
 
 	/**
@@ -609,8 +609,8 @@ 
 	 * @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);
 	}
 
 	/**
@@ -620,8 +620,8 @@ 
 	 * @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);
 	}
 
 	/**
@@ -631,8 +631,8 @@ 
 	 * @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);
 	}
 
 	/**
@@ -646,32 +646,32 @@ 
         $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 ) ) ) {
-				$url     = esc_url(
+			if (!is_numeric(wpinv_get_option($page, false))) {
+				$url = esc_url(
 					wp_nonce_url(
-						add_query_arg( 'getpaid-admin-action', 'create_missing_pages' ),
+						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;
 			}