AyeCode / invoicing

widgets/subscriptions.php

Indentation +332 added lines, -332 removed lines

@@ -14,144 +14,144 @@ 
  */
 class WPInv_Subscriptions_Widget extends WP_Super_Duper {
 
-	/**
-	 * Register the widget with WordPress.
-	 *
-	 */
-	public function __construct() {
-
-		$options = array(
-			'textdomain'    => 'invoicing',
-			'block-icon'    => 'controls-repeat',
-			'block-category'=> 'widgets',
-			'block-keywords'=> "['invoicing','subscriptions', 'getpaid']",
-			'class_name'     => __CLASS__,
-			'base_id'       => 'wpinv_subscriptions',
-			'name'          => __( 'GetPaid > Subscriptions', 'invoicing' ),
-			'widget_ops'    => array(
-				'classname'   => 'getpaid-subscriptions bsui',
-				'description' => esc_html__( "Displays the current user's subscriptions.", 'invoicing' ),
-			),
-			'arguments'     => array(
-				'title'  => array(
-					'title'       => __( 'Widget title', 'invoicing' ),
-					'desc'        => __( 'Enter widget title.', 'invoicing' ),
-					'type'        => 'text',
-					'desc_tip'    => true,
-					'default'     => '',
-					'advanced'    => false
-				),
-			)
-
-		);
-
-
-		parent::__construct( $options );
-	}
-
-	/**
-	 * Retrieves current user's subscriptions.
-	 *
-	 * @return GetPaid_Subscriptions_Query
-	 */
-	public function get_subscriptions() {
-
-		// Prepare license args.
-		$args  = array(
-			'customer_in' => get_current_user_id(),
-			'paged'       => ( get_query_var( 'paged' ) ) ? absint( get_query_var( 'paged' ) ) : 1,
-		);
-
-		return new GetPaid_Subscriptions_Query( $args );
-
-	}
-
-	/**
-	 * The Super block output function.
-	 *
-	 * @param array $args
-	 * @param array $widget_args
-	 * @param string $content
-	 *
-	 * @return mixed|string|bool
-	 */
-	public function output( $args = array(), $widget_args = array(), $content = '' ) {
-
-		// Ensure that the user is logged in.
-		if ( ! is_user_logged_in() ) {
-
-			return aui()->alert(
-				array(
-					'content' => wp_kses_post( __( 'You need to log-in or create an account to view this section.', 'invoicing' ) ),
-					'type'    => 'error',
-				)
-			);
-
-		}
-
-		// Are we displaying a single subscription?
-		if ( isset( $_GET['subscription'] ) ) {
-			return $this->display_single_subscription( trim( $_GET['subscription'] ) );
-		}
-
-		// Retrieve the user's subscriptions.
-		$subscriptions = $this->get_subscriptions();
-
-		// Start the output buffer.
-		ob_start();
-
-		// Backwards compatibility.
-		do_action( 'wpinv_before_user_subscriptions' );
-
-		// Display errors and notices.
-		wpinv_print_errors();
-
-		do_action( 'getpaid_license_manager_before_subscriptions', $subscriptions );
-
-		// Print the table header.
-		$this->print_table_header();
-
-		// Print table body.
-		$this->print_table_body( $subscriptions->get_results() );
-
-		// Print table footer.
-		$this->print_table_footer();
-
-		// Print the navigation.
-		$this->print_navigation( $subscriptions->get_total() );
-
-		// Backwards compatibility.
-		do_action( 'wpinv_after_user_subscriptions' );
-
-		// Return the output.
-		return ob_get_clean();
-
-	}
-
-	/**
-	 * Retrieves the subscription columns.
-	 *
-	 * @return array
-	 */
-	public function get_subscriptions_table_columns() {
+    /**
+     * Register the widget with WordPress.
+     *
+     */
+    public function __construct() {
+
+        $options = array(
+            'textdomain'    => 'invoicing',
+            'block-icon'    => 'controls-repeat',
+            'block-category'=> 'widgets',
+            'block-keywords'=> "['invoicing','subscriptions', 'getpaid']",
+            'class_name'     => __CLASS__,
+            'base_id'       => 'wpinv_subscriptions',
+            'name'          => __( 'GetPaid > Subscriptions', 'invoicing' ),
+            'widget_ops'    => array(
+                'classname'   => 'getpaid-subscriptions bsui',
+                'description' => esc_html__( "Displays the current user's subscriptions.", 'invoicing' ),
+            ),
+            'arguments'     => array(
+                'title'  => array(
+                    'title'       => __( 'Widget title', 'invoicing' ),
+                    'desc'        => __( 'Enter widget title.', 'invoicing' ),
+                    'type'        => 'text',
+                    'desc_tip'    => true,
+                    'default'     => '',
+                    'advanced'    => false
+                ),
+            )
+
+        );
+
+
+        parent::__construct( $options );
+    }
+
+    /**
+     * Retrieves current user's subscriptions.
+     *
+     * @return GetPaid_Subscriptions_Query
+     */
+    public function get_subscriptions() {
+
+        // Prepare license args.
+        $args  = array(
+            'customer_in' => get_current_user_id(),
+            'paged'       => ( get_query_var( 'paged' ) ) ? absint( get_query_var( 'paged' ) ) : 1,
+        );
+
+        return new GetPaid_Subscriptions_Query( $args );
+
+    }
+
+    /**
+     * The Super block output function.
+     *
+     * @param array $args
+     * @param array $widget_args
+     * @param string $content
+     *
+     * @return mixed|string|bool
+     */
+    public function output( $args = array(), $widget_args = array(), $content = '' ) {
+
+        // Ensure that the user is logged in.
+        if ( ! is_user_logged_in() ) {
+
+            return aui()->alert(
+                array(
+                    'content' => wp_kses_post( __( 'You need to log-in or create an account to view this section.', 'invoicing' ) ),
+                    'type'    => 'error',
+                )
+            );
+
+        }
+
+        // Are we displaying a single subscription?
+        if ( isset( $_GET['subscription'] ) ) {
+            return $this->display_single_subscription( trim( $_GET['subscription'] ) );
+        }
+
+        // Retrieve the user's subscriptions.
+        $subscriptions = $this->get_subscriptions();
+
+        // Start the output buffer.
+        ob_start();
+
+        // Backwards compatibility.
+        do_action( 'wpinv_before_user_subscriptions' );
+
+        // Display errors and notices.
+        wpinv_print_errors();
+
+        do_action( 'getpaid_license_manager_before_subscriptions', $subscriptions );
+
+        // Print the table header.
+        $this->print_table_header();
+
+        // Print table body.
+        $this->print_table_body( $subscriptions->get_results() );
+
+        // Print table footer.
+        $this->print_table_footer();
+
+        // Print the navigation.
+        $this->print_navigation( $subscriptions->get_total() );
+
+        // Backwards compatibility.
+        do_action( 'wpinv_after_user_subscriptions' );
+
+        // Return the output.
+        return ob_get_clean();
+
+    }
+
+    /**
+     * Retrieves the subscription columns.
+     *
+     * @return array
+     */
+    public function get_subscriptions_table_columns() {
 
-		$columns = array(
-			'subscription'   => __( 'Subscription', 'invoicing' ),
-			'amount'         => __( 'Amount', 'invoicing' ),
-			'renewal-date'   => __( 'Next payment', 'invoicing' ),
-			'status'         => __( 'Status', 'invoicing' ),
-		);
+        $columns = array(
+            'subscription'   => __( 'Subscription', 'invoicing' ),
+            'amount'         => __( 'Amount', 'invoicing' ),
+            'renewal-date'   => __( 'Next payment', 'invoicing' ),
+            'status'         => __( 'Status', 'invoicing' ),
+        );
 
-		return apply_filters( 'getpaid_frontend_subscriptions_table_columns', $columns );
-	}
+        return apply_filters( 'getpaid_frontend_subscriptions_table_columns', $columns );
+    }
 
-	/**
-	 * Displays the table header.
-	 *
-	 */
-	public function print_table_header() {
+    /**
+     * Displays the table header.
+     *
+     */
+    public function print_table_header() {
 
-		?>
+        ?>
 
 			<table class="table table-bordered table-striped">
 
@@ -167,121 +167,121 @@ 
 
 		<?php
 
-	}
+    }
 
-	/**
-	 * Displays the table body.
-	 *
-	 * @param WPInv_Subscription[] $subscriptions
-	 */
-	public function print_table_body( $subscriptions ) {
+    /**
+     * Displays the table body.
+     *
+     * @param WPInv_Subscription[] $subscriptions
+     */
+    public function print_table_body( $subscriptions ) {
 
-		if ( empty( $subscriptions ) ) {
-			$this->print_table_body_no_subscriptions();
-		} else {
-			$this->print_table_body_subscriptions( $subscriptions );
-		}
+        if ( empty( $subscriptions ) ) {
+            $this->print_table_body_no_subscriptions();
+        } else {
+            $this->print_table_body_subscriptions( $subscriptions );
+        }
 
-	}
+    }
 
-	/**
-	 * Displays the table body if no subscriptions were found.
-	 *
-	 */
-	public function print_table_body_no_subscriptions() {
+    /**
+     * Displays the table body if no subscriptions were found.
+     *
+     */
+    public function print_table_body_no_subscriptions() {
 
-		?>
+        ?>
 		<tbody>
 
 			<tr>
 				<td colspan="<?php echo count( $this->get_subscriptions_table_columns() ); ?>">
 
 					<?php
-						echo aui()->alert(
-							array(
-								'content' => wp_kses_post( __( 'No subscriptions found.', 'invoicing' ) ),
-								'type'    => 'warning',
-							)
-						);
-					?>
+                        echo aui()->alert(
+                            array(
+                                'content' => wp_kses_post( __( 'No subscriptions found.', 'invoicing' ) ),
+                                'type'    => 'warning',
+                            )
+                        );
+                    ?>
 
 				</td>
 			</tr>
 
 		</tbody>
 		<?php
-	}
+    }
 
-	/**
-	 * Displays the table body if subscriptions were found.
-	 *
-	 * @param WPInv_Subscription[] $subscriptions
-	 */
-	public function print_table_body_subscriptions( $subscriptions ) {
+    /**
+     * Displays the table body if subscriptions were found.
+     *
+     * @param WPInv_Subscription[] $subscriptions
+     */
+    public function print_table_body_subscriptions( $subscriptions ) {
 
-		?>
+        ?>
 		<tbody>
 
 			<?php foreach ( $subscriptions as $subscription ) : ?>
 				<tr class="getpaid-subscriptions-table-row subscription-<?php echo (int) $subscription->get_id(); ?>">
 					<?php
-						wpinv_get_template(
-							'subscriptions/subscriptions-table-row.php',
-							array(
-								'subscription' => $subscription,
-								'widget'       => $this
-							)
-						);
-					?>
+                        wpinv_get_template(
+                            'subscriptions/subscriptions-table-row.php',
+                            array(
+                                'subscription' => $subscription,
+                                'widget'       => $this
+                            )
+                        );
+                    ?>
 				</tr>
 			<?php endforeach; ?>
 
 		</tbody>
 		<?php
-	}
-
-	/**
-	 * Adds row actions to a column
-	 *
-	 * @param string $content column content
-	 * @param WPInv_Subscription $subscription
-	 * @since       1.0.0
-	 * @return      string
-	 */
-	public function add_row_actions( $content, $subscription ) {
-
-		// Prepare row actions.
-		$actions = array();
-
-		// View subscription action.
-		$view_url        = getpaid_get_tab_url( 'gp-subscriptions', get_permalink( (int) wpinv_get_option( 'invoice_subscription_page' ) ) );
-		$view_url        = esc_url( add_query_arg( 'subscription', (int) $subscription->get_id(), $view_url ) );
-		$actions['view'] = "<a href='$view_url' class='text-decoration-none'>" . __( 'Manage Subscription', 'invoicing' ) . '</a>';
-
-		// Filter the actions.
-		$actions = apply_filters( 'getpaid_subscriptions_table_subscription_actions', $actions, $subscription );
-
-		$sanitized  = array();
-		foreach ( $actions as $key => $action ) {
-			$key         = sanitize_html_class( $key );
-			$action      = wp_kses_post( $action );
-			$sanitized[] = "<span class='$key'>$action</span>";
-		}
-
-		$row_actions  = "<small class='form-text getpaid-subscription-item-actions'>";
-		$row_actions .= implode( ' | ', $sanitized );
-		$row_actions .= '</small>';
-
-		return $content . $row_actions;
-	}
-
-	/**
-	 * Displays the table footer.
-	 *
-	 */
-	public function print_table_footer() {
-
-		?>
+    }
+
+    /**
+     * Adds row actions to a column
+     *
+     * @param string $content column content
+     * @param WPInv_Subscription $subscription
+     * @since       1.0.0
+     * @return      string
+     */
+    public function add_row_actions( $content, $subscription ) {
+
+        // Prepare row actions.
+        $actions = array();
+
+        // View subscription action.
+        $view_url        = getpaid_get_tab_url( 'gp-subscriptions', get_permalink( (int) wpinv_get_option( 'invoice_subscription_page' ) ) );
+        $view_url        = esc_url( add_query_arg( 'subscription', (int) $subscription->get_id(), $view_url ) );
+        $actions['view'] = "<a href='$view_url' class='text-decoration-none'>" . __( 'Manage Subscription', 'invoicing' ) . '</a>';
+
+        // Filter the actions.
+        $actions = apply_filters( 'getpaid_subscriptions_table_subscription_actions', $actions, $subscription );
+
+        $sanitized  = array();
+        foreach ( $actions as $key => $action ) {
+            $key         = sanitize_html_class( $key );
+            $action      = wp_kses_post( $action );
+            $sanitized[] = "<span class='$key'>$action</span>";
+        }
+
+        $row_actions  = "<small class='form-text getpaid-subscription-item-actions'>";
+        $row_actions .= implode( ' | ', $sanitized );
+        $row_actions .= '</small>';
+
+        return $content . $row_actions;
+    }
+
+    /**
+     * Displays the table footer.
+     *
+     */
+    public function print_table_footer() {
+
+        ?>
 
 				<tfoot>
 					<tr>
@@ -296,129 +296,129 @@ 
 			</table>
 		<?php
 
-	}
+    }
 
-	/**
-	 * Displays the navigation.
-	 *
-	 * @param int $total
-	 */
-	public function print_navigation( $total ) {
+    /**
+     * Displays the navigation.
+     *
+     * @param int $total
+     */
+    public function print_navigation( $total ) {
 
-		if ( $total < 1 ) {
+        if ( $total < 1 ) {
 
-			// Out-of-bounds, run the query again without LIMIT for total count.
-			$args  = array(
-				'customer_in' => get_current_user_id(),
-				'fields'      => 'id',
-			);
+            // Out-of-bounds, run the query again without LIMIT for total count.
+            $args  = array(
+                'customer_in' => get_current_user_id(),
+                'fields'      => 'id',
+            );
 
-			$count_query = new GetPaid_Subscriptions_Query( $args );
-			$total       = $count_query->get_total();
-		}
+            $count_query = new GetPaid_Subscriptions_Query( $args );
+            $total       = $count_query->get_total();
+        }
 
-		// Abort if we do not have pages.
-		if ( 2 > $total ) {
-			return;
-		}
+        // Abort if we do not have pages.
+        if ( 2 > $total ) {
+            return;
+        }
 
-		?>
+        ?>
 
 		<div class="getpaid-subscriptions-pagination">
 			<?php
-				$big = 999999;
-
-				echo getpaid_paginate_links(
-					array(
-						'base'    => str_replace( $big, '%#%', esc_url( get_pagenum_link( $big ) ) ),
-						'format'  => '?paged=%#%',
-						'total'   => (int) ceil( $total / 10 ),
-					)
-				);
-			?>
+                $big = 999999;
+
+                echo getpaid_paginate_links(
+                    array(
+                        'base'    => str_replace( $big, '%#%', esc_url( get_pagenum_link( $big ) ) ),
+                        'format'  => '?paged=%#%',
+                        'total'   => (int) ceil( $total / 10 ),
+                    )
+                );
+            ?>
 		</div>
 
 		<?php
-	}
-
-	/**
-	 * Returns a single subscription's columns.
-	 *
-	 * @param WPInv_Subscription $subscription
-	 *
-	 * @return array
-	 */
-	public function get_single_subscription_columns( $subscription ) {
-
-		// Prepare subscription detail columns.
-		$fields = apply_filters(
-			'getpaid_single_subscription_details_fields',
-			array(
-				'status'           => __( 'Status', 'invoicing' ),
-				'initial_amount'   => __( 'Initial amount', 'invoicing' ),
-				'recurring_amount' => __( 'Recurring amount', 'invoicing' ),
-				'start_date'       => __( 'Start date', 'invoicing' ),
-				'expiry_date'      => __( 'Next payment', 'invoicing' ),
-				'payments'         => __( 'Payments', 'invoicing' ),
-				'item'             => __( 'Item', 'invoicing' ),
-			),
-			$subscription
-		);
-
-		if ( ! $subscription->is_active() || $subscription->is_last_renewal() ) {
-			$fields['expiry_date'] = __( 'End date', 'invoicing' );
-		}
-
-		if ( $subscription->get_initial_amount() == $subscription->get_recurring_amount() ) {
-			unset( $fields['initial_amount'] );
-		}
-
-		return $fields;
-	}
-
-	/**
-	 * Displays a single subscription.
-	 *
-	 * @param string $subscription
-	 *
-	 * @return string
-	 */
-	public function display_single_subscription( $subscription ) {
-
-		// Fetch the subscription.
-		$subscription = new WPInv_Subscription( (int) $subscription );
-
-		if ( ! $subscription->get_id() ) {
-
-			return aui()->alert(
-				array(
-					'content' => wp_kses_post( __( 'Subscription not found.', 'invoicing' ) ),
-					'type'    => 'error',
-				)
-			);
-
-		}
-
-		// Ensure that the user owns this subscription key.
-		if ( get_current_user_id() != $subscription->get_customer_id() ) {
-
-			return aui()->alert(
-				array(
-					'content' => wp_kses_post( __( 'You do not have permission to view this subscription. Ensure that you are logged in to the account that owns the subscription.', 'invoicing' ) ),
-					'type'    => 'error',
-				)
-			);
-
-		}
-
-		return wpinv_get_template_html(
-			'subscriptions/subscription-details.php',
-			array(
-				'subscription' => $subscription,
-				'widget'       => $this
-			)
-		);
-
-	}
+    }
+
+    /**
+     * Returns a single subscription's columns.
+     *
+     * @param WPInv_Subscription $subscription
+     *
+     * @return array
+     */
+    public function get_single_subscription_columns( $subscription ) {
+
+        // Prepare subscription detail columns.
+        $fields = apply_filters(
+            'getpaid_single_subscription_details_fields',
+            array(
+                'status'           => __( 'Status', 'invoicing' ),
+                'initial_amount'   => __( 'Initial amount', 'invoicing' ),
+                'recurring_amount' => __( 'Recurring amount', 'invoicing' ),
+                'start_date'       => __( 'Start date', 'invoicing' ),
+                'expiry_date'      => __( 'Next payment', 'invoicing' ),
+                'payments'         => __( 'Payments', 'invoicing' ),
+                'item'             => __( 'Item', 'invoicing' ),
+            ),
+            $subscription
+        );
+
+        if ( ! $subscription->is_active() || $subscription->is_last_renewal() ) {
+            $fields['expiry_date'] = __( 'End date', 'invoicing' );
+        }
+
+        if ( $subscription->get_initial_amount() == $subscription->get_recurring_amount() ) {
+            unset( $fields['initial_amount'] );
+        }
+
+        return $fields;
+    }
+
+    /**
+     * Displays a single subscription.
+     *
+     * @param string $subscription
+     *
+     * @return string
+     */
+    public function display_single_subscription( $subscription ) {
+
+        // Fetch the subscription.
+        $subscription = new WPInv_Subscription( (int) $subscription );
+
+        if ( ! $subscription->get_id() ) {
+
+            return aui()->alert(
+                array(
+                    'content' => wp_kses_post( __( 'Subscription not found.', 'invoicing' ) ),
+                    'type'    => 'error',
+                )
+            );
+
+        }
+
+        // Ensure that the user owns this subscription key.
+        if ( get_current_user_id() != $subscription->get_customer_id() ) {
+
+            return aui()->alert(
+                array(
+                    'content' => wp_kses_post( __( 'You do not have permission to view this subscription. Ensure that you are logged in to the account that owns the subscription.', 'invoicing' ) ),
+                    'type'    => 'error',
+                )
+            );
+
+        }
+
+        return wpinv_get_template_html(
+            'subscriptions/subscription-details.php',
+            array(
+                'subscription' => $subscription,
+                'widget'       => $this
+            )
+        );
+
+    }
 
 }

Spacing +72 added lines, -72 removed lines

@@ -5,7 +5,7 @@ 
  * @version 1.0.0
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Contains the subscriptions widget.
@@ -27,15 +27,15 @@ 
 			'block-keywords'=> "['invoicing','subscriptions', 'getpaid']",
 			'class_name'     => __CLASS__,
 			'base_id'       => 'wpinv_subscriptions',
-			'name'          => __( 'GetPaid > Subscriptions', 'invoicing' ),
+			'name'          => __('GetPaid > Subscriptions', 'invoicing'),
 			'widget_ops'    => array(
 				'classname'   => 'getpaid-subscriptions bsui',
-				'description' => esc_html__( "Displays the current user's subscriptions.", 'invoicing' ),
+				'description' => esc_html__("Displays the current user's subscriptions.", 'invoicing'),
 			),
 			'arguments'     => array(
 				'title'  => array(
-					'title'       => __( 'Widget title', 'invoicing' ),
-					'desc'        => __( 'Enter widget title.', 'invoicing' ),
+					'title'       => __('Widget title', 'invoicing'),
+					'desc'        => __('Enter widget title.', 'invoicing'),
 					'type'        => 'text',
 					'desc_tip'    => true,
 					'default'     => '',
@@ -46,7 +46,7 @@ 
 		);
 
 
-		parent::__construct( $options );
+		parent::__construct($options);
 	}
 
 	/**
@@ -57,12 +57,12 @@ 
 	public function get_subscriptions() {
 
 		// Prepare license args.
-		$args  = array(
+		$args = array(
 			'customer_in' => get_current_user_id(),
-			'paged'       => ( get_query_var( 'paged' ) ) ? absint( get_query_var( 'paged' ) ) : 1,
+			'paged'       => (get_query_var('paged')) ? absint(get_query_var('paged')) : 1,
 		);
 
-		return new GetPaid_Subscriptions_Query( $args );
+		return new GetPaid_Subscriptions_Query($args);
 
 	}
 
@@ -75,14 +75,14 @@ 
 	 *
 	 * @return mixed|string|bool
 	 */
-	public function output( $args = array(), $widget_args = array(), $content = '' ) {
+	public function output($args = array(), $widget_args = array(), $content = '') {
 
 		// Ensure that the user is logged in.
-		if ( ! is_user_logged_in() ) {
+		if (!is_user_logged_in()) {
 
 			return aui()->alert(
 				array(
-					'content' => wp_kses_post( __( 'You need to log-in or create an account to view this section.', 'invoicing' ) ),
+					'content' => wp_kses_post(__('You need to log-in or create an account to view this section.', 'invoicing')),
 					'type'    => 'error',
 				)
 			);
@@ -90,8 +90,8 @@ 
 		}
 
 		// Are we displaying a single subscription?
-		if ( isset( $_GET['subscription'] ) ) {
-			return $this->display_single_subscription( trim( $_GET['subscription'] ) );
+		if (isset($_GET['subscription'])) {
+			return $this->display_single_subscription(trim($_GET['subscription']));
 		}
 
 		// Retrieve the user's subscriptions.
@@ -101,27 +101,27 @@ 
 		ob_start();
 
 		// Backwards compatibility.
-		do_action( 'wpinv_before_user_subscriptions' );
+		do_action('wpinv_before_user_subscriptions');
 
 		// Display errors and notices.
 		wpinv_print_errors();
 
-		do_action( 'getpaid_license_manager_before_subscriptions', $subscriptions );
+		do_action('getpaid_license_manager_before_subscriptions', $subscriptions);
 
 		// Print the table header.
 		$this->print_table_header();
 
 		// Print table body.
-		$this->print_table_body( $subscriptions->get_results() );
+		$this->print_table_body($subscriptions->get_results());
 
 		// Print table footer.
 		$this->print_table_footer();
 
 		// Print the navigation.
-		$this->print_navigation( $subscriptions->get_total() );
+		$this->print_navigation($subscriptions->get_total());
 
 		// Backwards compatibility.
-		do_action( 'wpinv_after_user_subscriptions' );
+		do_action('wpinv_after_user_subscriptions');
 
 		// Return the output.
 		return ob_get_clean();
@@ -136,13 +136,13 @@ 
 	public function get_subscriptions_table_columns() {
 
 		$columns = array(
-			'subscription'   => __( 'Subscription', 'invoicing' ),
-			'amount'         => __( 'Amount', 'invoicing' ),
-			'renewal-date'   => __( 'Next payment', 'invoicing' ),
-			'status'         => __( 'Status', 'invoicing' ),
+			'subscription'   => __('Subscription', 'invoicing'),
+			'amount'         => __('Amount', 'invoicing'),
+			'renewal-date'   => __('Next payment', 'invoicing'),
+			'status'         => __('Status', 'invoicing'),
 		);
 
-		return apply_filters( 'getpaid_frontend_subscriptions_table_columns', $columns );
+		return apply_filters('getpaid_frontend_subscriptions_table_columns', $columns);
 	}
 
 	/**
@@ -157,9 +157,9 @@ 
 
 				<thead>
 					<tr>
-						<?php foreach ( $this->get_subscriptions_table_columns() as $key => $label ) : ?>
-							<th scope="col" class="font-weight-bold getpaid-subscriptions-table-<?php echo sanitize_html_class( $key ); ?>">
-								<?php echo sanitize_text_field( $label ); ?>
+						<?php foreach ($this->get_subscriptions_table_columns() as $key => $label) : ?>
+							<th scope="col" class="font-weight-bold getpaid-subscriptions-table-<?php echo sanitize_html_class($key); ?>">
+								<?php echo sanitize_text_field($label); ?>
 							</th>
 						<?php endforeach; ?>
 					</tr>
@@ -174,12 +174,12 @@ 
 	 *
 	 * @param WPInv_Subscription[] $subscriptions
 	 */
-	public function print_table_body( $subscriptions ) {
+	public function print_table_body($subscriptions) {
 
-		if ( empty( $subscriptions ) ) {
+		if (empty($subscriptions)) {
 			$this->print_table_body_no_subscriptions();
 		} else {
-			$this->print_table_body_subscriptions( $subscriptions );
+			$this->print_table_body_subscriptions($subscriptions);
 		}
 
 	}
@@ -194,12 +194,12 @@ 
 		<tbody>
 
 			<tr>
-				<td colspan="<?php echo count( $this->get_subscriptions_table_columns() ); ?>">
+				<td colspan="<?php echo count($this->get_subscriptions_table_columns()); ?>">
 
 					<?php
 						echo aui()->alert(
 							array(
-								'content' => wp_kses_post( __( 'No subscriptions found.', 'invoicing' ) ),
+								'content' => wp_kses_post(__('No subscriptions found.', 'invoicing')),
 								'type'    => 'warning',
 							)
 						);
@@ -217,12 +217,12 @@ 
 	 *
 	 * @param WPInv_Subscription[] $subscriptions
 	 */
-	public function print_table_body_subscriptions( $subscriptions ) {
+	public function print_table_body_subscriptions($subscriptions) {
 
 		?>
 		<tbody>
 
-			<?php foreach ( $subscriptions as $subscription ) : ?>
+			<?php foreach ($subscriptions as $subscription) : ?>
 				<tr class="getpaid-subscriptions-table-row subscription-<?php echo (int) $subscription->get_id(); ?>">
 					<?php
 						wpinv_get_template(
@@ -248,28 +248,28 @@ 
 	 * @since       1.0.0
 	 * @return      string
 	 */
-	public function add_row_actions( $content, $subscription ) {
+	public function add_row_actions($content, $subscription) {
 
 		// Prepare row actions.
 		$actions = array();
 
 		// View subscription action.
-		$view_url        = getpaid_get_tab_url( 'gp-subscriptions', get_permalink( (int) wpinv_get_option( 'invoice_subscription_page' ) ) );
-		$view_url        = esc_url( add_query_arg( 'subscription', (int) $subscription->get_id(), $view_url ) );
-		$actions['view'] = "<a href='$view_url' class='text-decoration-none'>" . __( 'Manage Subscription', 'invoicing' ) . '</a>';
+		$view_url        = getpaid_get_tab_url('gp-subscriptions', get_permalink((int) wpinv_get_option('invoice_subscription_page')));
+		$view_url        = esc_url(add_query_arg('subscription', (int) $subscription->get_id(), $view_url));
+		$actions['view'] = "<a href='$view_url' class='text-decoration-none'>" . __('Manage Subscription', 'invoicing') . '</a>';
 
 		// Filter the actions.
-		$actions = apply_filters( 'getpaid_subscriptions_table_subscription_actions', $actions, $subscription );
+		$actions = apply_filters('getpaid_subscriptions_table_subscription_actions', $actions, $subscription);
 
-		$sanitized  = array();
-		foreach ( $actions as $key => $action ) {
-			$key         = sanitize_html_class( $key );
-			$action      = wp_kses_post( $action );
+		$sanitized = array();
+		foreach ($actions as $key => $action) {
+			$key         = sanitize_html_class($key);
+			$action      = wp_kses_post($action);
 			$sanitized[] = "<span class='$key'>$action</span>";
 		}
 
 		$row_actions  = "<small class='form-text getpaid-subscription-item-actions'>";
-		$row_actions .= implode( ' | ', $sanitized );
+		$row_actions .= implode(' | ', $sanitized);
 		$row_actions .= '</small>';
 
 		return $content . $row_actions;
@@ -285,9 +285,9 @@ 
 
 				<tfoot>
 					<tr>
-						<?php foreach ( $this->get_subscriptions_table_columns() as $key => $label ) : ?>
-							<th class="font-weight-bold getpaid-subscriptions-<?php echo sanitize_html_class( $key ); ?>">
-								<?php echo sanitize_text_field( $label ); ?>
+						<?php foreach ($this->get_subscriptions_table_columns() as $key => $label) : ?>
+							<th class="font-weight-bold getpaid-subscriptions-<?php echo sanitize_html_class($key); ?>">
+								<?php echo sanitize_text_field($label); ?>
 							</th>
 						<?php endforeach; ?>
 					</tr>
@@ -303,22 +303,22 @@ 
 	 *
 	 * @param int $total
 	 */
-	public function print_navigation( $total ) {
+	public function print_navigation($total) {
 
-		if ( $total < 1 ) {
+		if ($total < 1) {
 
 			// Out-of-bounds, run the query again without LIMIT for total count.
-			$args  = array(
+			$args = array(
 				'customer_in' => get_current_user_id(),
 				'fields'      => 'id',
 			);
 
-			$count_query = new GetPaid_Subscriptions_Query( $args );
+			$count_query = new GetPaid_Subscriptions_Query($args);
 			$total       = $count_query->get_total();
 		}
 
 		// Abort if we do not have pages.
-		if ( 2 > $total ) {
+		if (2 > $total) {
 			return;
 		}
 
@@ -330,9 +330,9 @@ 
 
 				echo getpaid_paginate_links(
 					array(
-						'base'    => str_replace( $big, '%#%', esc_url( get_pagenum_link( $big ) ) ),
+						'base'    => str_replace($big, '%#%', esc_url(get_pagenum_link($big))),
 						'format'  => '?paged=%#%',
-						'total'   => (int) ceil( $total / 10 ),
+						'total'   => (int) ceil($total / 10),
 					)
 				);
 			?>
@@ -348,29 +348,29 @@ 
 	 *
 	 * @return array
 	 */
-	public function get_single_subscription_columns( $subscription ) {
+	public function get_single_subscription_columns($subscription) {
 
 		// Prepare subscription detail columns.
 		$fields = apply_filters(
 			'getpaid_single_subscription_details_fields',
 			array(
-				'status'           => __( 'Status', 'invoicing' ),
-				'initial_amount'   => __( 'Initial amount', 'invoicing' ),
-				'recurring_amount' => __( 'Recurring amount', 'invoicing' ),
-				'start_date'       => __( 'Start date', 'invoicing' ),
-				'expiry_date'      => __( 'Next payment', 'invoicing' ),
-				'payments'         => __( 'Payments', 'invoicing' ),
-				'item'             => __( 'Item', 'invoicing' ),
+				'status'           => __('Status', 'invoicing'),
+				'initial_amount'   => __('Initial amount', 'invoicing'),
+				'recurring_amount' => __('Recurring amount', 'invoicing'),
+				'start_date'       => __('Start date', 'invoicing'),
+				'expiry_date'      => __('Next payment', 'invoicing'),
+				'payments'         => __('Payments', 'invoicing'),
+				'item'             => __('Item', 'invoicing'),
 			),
 			$subscription
 		);
 
-		if ( ! $subscription->is_active() || $subscription->is_last_renewal() ) {
-			$fields['expiry_date'] = __( 'End date', 'invoicing' );
+		if (!$subscription->is_active() || $subscription->is_last_renewal()) {
+			$fields['expiry_date'] = __('End date', 'invoicing');
 		}
 
-		if ( $subscription->get_initial_amount() == $subscription->get_recurring_amount() ) {
-			unset( $fields['initial_amount'] );
+		if ($subscription->get_initial_amount() == $subscription->get_recurring_amount()) {
+			unset($fields['initial_amount']);
 		}
 
 		return $fields;
@@ -383,16 +383,16 @@ 
 	 *
 	 * @return string
 	 */
-	public function display_single_subscription( $subscription ) {
+	public function display_single_subscription($subscription) {
 
 		// Fetch the subscription.
-		$subscription = new WPInv_Subscription( (int) $subscription );
+		$subscription = new WPInv_Subscription((int) $subscription);
 
-		if ( ! $subscription->get_id() ) {
+		if (!$subscription->get_id()) {
 
 			return aui()->alert(
 				array(
-					'content' => wp_kses_post( __( 'Subscription not found.', 'invoicing' ) ),
+					'content' => wp_kses_post(__('Subscription not found.', 'invoicing')),
 					'type'    => 'error',
 				)
 			);
@@ -400,11 +400,11 @@ 
 		}
 
 		// Ensure that the user owns this subscription key.
-		if ( get_current_user_id() != $subscription->get_customer_id() ) {
+		if (get_current_user_id() != $subscription->get_customer_id()) {
 
 			return aui()->alert(
 				array(
-					'content' => wp_kses_post( __( 'You do not have permission to view this subscription. Ensure that you are logged in to the account that owns the subscription.', 'invoicing' ) ),
+					'content' => wp_kses_post(__('You do not have permission to view this subscription. Ensure that you are logged in to the account that owns the subscription.', 'invoicing')),
 					'type'    => 'error',
 				)
 			);

includes/invoice-functions.php

Indentation +11 added lines, -11 removed lines

@@ -67,7 +67,7 @@ 
  * Checks if the current user cna view an invoice receipt.
  */
 function wpinv_can_view_receipt( $invoice ) {
-	return (bool) apply_filters( 'wpinv_can_view_receipt', wpinv_user_can_view_invoice( $invoice ), $invoice );
+    return (bool) apply_filters( 'wpinv_can_view_receipt', wpinv_user_can_view_invoice( $invoice ), $invoice );
 }
 
 /**
@@ -1256,21 +1256,21 @@ 
  */
 function getpaid_get_invoice_status_classes() {
 
-	return apply_filters(
-		'getpaid_get_invoice_status_classes',
-		array(
+    return apply_filters(
+        'getpaid_get_invoice_status_classes',
+        array(
             'wpi-quote-declined' => 'badge-danger',
             'wpi-failed'         => 'badge-danger',
-			'wpi-processing'     => 'badge-info',
-			'wpi-onhold'         => 'badge-warning',
-			'wpi-quote-accepted' => 'badge-success',
-			'publish'            => 'badge-success',
-			'wpi-renewal'        => 'badge-primary',
+            'wpi-processing'     => 'badge-info',
+            'wpi-onhold'         => 'badge-warning',
+            'wpi-quote-accepted' => 'badge-success',
+            'publish'            => 'badge-success',
+            'wpi-renewal'        => 'badge-primary',
             'wpi-cancelled'      => 'badge-secondary',
             'wpi-pending'        => 'badge-dark',
             'wpi-quote-pending'  => 'badge-dark',
             'wpi-refunded'       => 'badge-secondary',
-		)
-	);
+        )
+    );
 
 }

Spacing +344 added lines, -344 removed lines

@@ -6,7 +6,7 @@ 
  * @package Invoicing
  */
  
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Retrieves the current invoice.
@@ -14,15 +14,15 @@ 
 function getpaid_get_current_invoice_id() {
 
     // Ensure that we have an invoice key.
-    if ( empty( $_GET['invoice_key'] ) ) {
+    if (empty($_GET['invoice_key'])) {
         return 0;
     }
 
     // Retrieve an invoice using the key.
-    $invoice = new WPInv_Invoice( $_GET['invoice_key'] );
+    $invoice = new WPInv_Invoice($_GET['invoice_key']);
 
     // Compare the invoice key and the parsed key.
-    if ( $invoice->get_id() != 0 && $invoice->get_key() == $_GET['invoice_key'] ) {
+    if ($invoice->get_id() != 0 && $invoice->get_key() == $_GET['invoice_key']) {
         return $invoice->get_id();
     }
 
@@ -32,42 +32,42 @@ 
 /**
  * Checks if the current user cna view an invoice.
  */
-function wpinv_user_can_view_invoice( $invoice ) {
-    $invoice = new WPInv_Invoice( $invoice );
+function wpinv_user_can_view_invoice($invoice) {
+    $invoice = new WPInv_Invoice($invoice);
 
     // Abort if the invoice does not exist.
-    if ( 0 == $invoice->get_id() ) {
+    if (0 == $invoice->get_id()) {
         return false;
     }
 
     // Don't allow trash, draft status
-    if ( $invoice->is_draft() ) {
+    if ($invoice->is_draft()) {
         return false;
     }
 
     // If users are not required to login to check out, compare the invoice keys.
-    if ( ! wpinv_require_login_to_checkout() && isset( $_GET['invoice_key'] ) && trim( $_GET['invoice_key'] ) == $invoice->get_key() ) {
+    if (!wpinv_require_login_to_checkout() && isset($_GET['invoice_key']) && trim($_GET['invoice_key']) == $invoice->get_key()) {
         return true;
     }
 
     // Always enable for admins..
-    if ( wpinv_current_user_can_manage_invoicing() || current_user_can( 'view_invoices', $invoice->get_id() ) ) { // Admin user
+    if (wpinv_current_user_can_manage_invoicing() || current_user_can('view_invoices', $invoice->get_id())) { // Admin user
         return true;
     }
 
     // Else, ensure that this is their invoice.
-    if ( is_user_logged_in() && $invoice->get_user_id() == get_current_user_id() ) {
+    if (is_user_logged_in() && $invoice->get_user_id() == get_current_user_id()) {
         return true;
     }
 
-    return apply_filters( 'wpinv_current_user_can_view_invoice', false, $invoice );
+    return apply_filters('wpinv_current_user_can_view_invoice', false, $invoice);
 }
 
 /**
  * Checks if the current user cna view an invoice receipt.
  */
-function wpinv_can_view_receipt( $invoice ) {
-	return (bool) apply_filters( 'wpinv_can_view_receipt', wpinv_user_can_view_invoice( $invoice ), $invoice );
+function wpinv_can_view_receipt($invoice) {
+	return (bool) apply_filters('wpinv_can_view_receipt', wpinv_user_can_view_invoice($invoice), $invoice);
 }
 
 /**
@@ -77,11 +77,11 @@ 
  */
 function getpaid_get_invoice_post_types() {
     $post_types = array(
-        'wpi_quote'   => __( 'Quote', 'invoicing' ),
-        'wpi_invoice' => __( 'Invoice', 'invoicing' ),
+        'wpi_quote'   => __('Quote', 'invoicing'),
+        'wpi_invoice' => __('Invoice', 'invoicing'),
     );
 
-    return apply_filters( 'getpaid_invoice_post_types', $post_types );
+    return apply_filters('getpaid_invoice_post_types', $post_types);
 }
 
 /**
@@ -90,8 +90,8 @@ 
  * 
  * @param string $post_type The post type to check for.
  */
-function getpaid_is_invoice_post_type( $post_type ) {
-    return is_scalar( $post_type ) && ! empty( $post_type ) && array_key_exists( $post_type, getpaid_get_invoice_post_types() );
+function getpaid_is_invoice_post_type($post_type) {
+    return is_scalar($post_type) && !empty($post_type) && array_key_exists($post_type, getpaid_get_invoice_post_types());
 }
 
 /**
@@ -101,9 +101,9 @@ 
  * @param  bool  $wp_error       Whether to return false or WP_Error on failure.
  * @return int|WP_Error|WPInv_Invoice The value 0 or WP_Error on failure. The WPInv_Invoice object on success.
  */
-function wpinv_create_invoice( $data = array(), $deprecated = null, $wp_error = false ) {
-    $data[ 'invoice_id' ] = 0;
-    return wpinv_insert_invoice( $data, $wp_error );
+function wpinv_create_invoice($data = array(), $deprecated = null, $wp_error = false) {
+    $data['invoice_id'] = 0;
+    return wpinv_insert_invoice($data, $wp_error);
 }
 
 /**
@@ -113,36 +113,36 @@ 
  * @param  bool  $wp_error       Whether to return false or WP_Error on failure.
  * @return int|WP_Error|WPInv_Invoice The value 0 or WP_Error on failure. The WPInv_Invoice object on success.
  */
-function wpinv_update_invoice( $data = array(), $wp_error = false ) {
+function wpinv_update_invoice($data = array(), $wp_error = false) {
 
     // Backwards compatibility.
-    if ( ! empty( $data['ID'] ) ) {
+    if (!empty($data['ID'])) {
         $data['invoice_id'] = $data['ID'];
     }
 
     // Do we have an invoice id?
-    if ( empty( $data['invoice_id'] ) ) {
-        return $wp_error ? new WP_Error( 'invalid_invoice_id', __( 'Invalid invoice ID.', 'invoicing' ) ) : 0;
+    if (empty($data['invoice_id'])) {
+        return $wp_error ? new WP_Error('invalid_invoice_id', __('Invalid invoice ID.', 'invoicing')) : 0;
     }
 
     // Retrieve the invoice.
-    $invoice = wpinv_get_invoice( $data['invoice_id'] );
+    $invoice = wpinv_get_invoice($data['invoice_id']);
 
     // And abort if it does not exist.
-    if ( empty( $invoice ) ) {
-        return $wp_error ? new WP_Error( 'missing_invoice', __( 'Invoice not found.', 'invoicing' ) ) : 0;
+    if (empty($invoice)) {
+        return $wp_error ? new WP_Error('missing_invoice', __('Invoice not found.', 'invoicing')) : 0;
     }
 
     // Do not update totals for paid / refunded invoices.
-    if ( $invoice->is_paid() || $invoice->is_refunded() ) {
+    if ($invoice->is_paid() || $invoice->is_refunded()) {
 
-        if ( ! empty( $data['items'] ) || ! empty( $data['cart_details'] ) ) {
-            return $wp_error ? new WP_Error( 'paid_invoice', __( 'You can not update cart items for invoices that have already been paid for.', 'invoicing' ) ) : 0;
+        if (!empty($data['items']) || !empty($data['cart_details'])) {
+            return $wp_error ? new WP_Error('paid_invoice', __('You can not update cart items for invoices that have already been paid for.', 'invoicing')) : 0;
         }
 
     }
 
-    return wpinv_insert_invoice( $data, $wp_error );
+    return wpinv_insert_invoice($data, $wp_error);
 
 }
 
@@ -153,34 +153,34 @@ 
  * @param  bool  $wp_error       Whether to return false or WP_Error on failure.
  * @return int|WP_Error|WPInv_Invoice The value 0 or WP_Error on failure. The WPInv_Invoice object on success.
  */
-function wpinv_insert_invoice( $data = array(), $wp_error = false ) {
+function wpinv_insert_invoice($data = array(), $wp_error = false) {
 
     // Ensure that we have invoice data.
-    if ( empty( $data ) ) {
+    if (empty($data)) {
         return false;
     }
 
     // The invoice id will be provided when updating an invoice.
-    $data['invoice_id'] = ! empty( $data['invoice_id'] ) ? (int) $data['invoice_id'] : false;
+    $data['invoice_id'] = !empty($data['invoice_id']) ? (int) $data['invoice_id'] : false;
 
     // Retrieve the invoice.
-    $invoice = new WPInv_Invoice( $data['invoice_id'] );
+    $invoice = new WPInv_Invoice($data['invoice_id']);
 
     // Do we have an error?
-    if ( ! empty( $invoice->last_error ) ) {
-        return $wp_error ? new WP_Error( 'invalid_invoice_id', $invoice->last_error ) : 0;
+    if (!empty($invoice->last_error)) {
+        return $wp_error ? new WP_Error('invalid_invoice_id', $invoice->last_error) : 0;
     }
 
     // Backwards compatibility (billing address).
-    if ( ! empty( $data['user_info'] ) ) {
+    if (!empty($data['user_info'])) {
 
-        foreach ( $data['user_info'] as $key => $value ) {
+        foreach ($data['user_info'] as $key => $value) {
 
-            if ( $key == 'discounts' ) {
+            if ($key == 'discounts') {
                 $value = (array) $value;
-                $data[ 'discount_code' ] = empty( $value ) ? null : $value[0];
+                $data['discount_code'] = empty($value) ? null : $value[0];
             } else {
-                $data[ $key ] = $value;
+                $data[$key] = $value;
             }
 
         }
@@ -188,30 +188,30 @@ 
     }
 
     // Backwards compatibility.
-    if ( ! empty( $data['payment_details'] ) ) {
+    if (!empty($data['payment_details'])) {
 
-        foreach ( $data['payment_details'] as $key => $value ) {
-            $data[ $key ] = $value;
+        foreach ($data['payment_details'] as $key => $value) {
+            $data[$key] = $value;
         }
 
     }
 
     // Set up the owner of the invoice.
-    $user_id = ! empty( $data['user_id'] ) ? wpinv_clean( $data['user_id'] ) : get_current_user_id();
+    $user_id = !empty($data['user_id']) ? wpinv_clean($data['user_id']) : get_current_user_id();
 
     // Make sure the user exists.
-    if ( ! get_userdata( $user_id ) ) {
-        return $wp_error ? new WP_Error( 'wpinv_invalid_user', __( 'There is no user with that ID.', 'invoicing' ) ) : 0;
+    if (!get_userdata($user_id)) {
+        return $wp_error ? new WP_Error('wpinv_invalid_user', __('There is no user with that ID.', 'invoicing')) : 0;
     }
 
-    $address = wpinv_get_user_address( $user_id );
+    $address = wpinv_get_user_address($user_id);
 
-    foreach ( $address as $key => $value ) {
+    foreach ($address as $key => $value) {
 
-        if ( $value == '' ) {
-            $address[ $key ] = null;
+        if ($value == '') {
+            $address[$key] = null;
         } else {
-            $address[ $key ] = wpinv_clean( $value );
+            $address[$key] = wpinv_clean($value);
         }
 
     }
@@ -222,103 +222,103 @@ 
         array(
 
             // Basic info.
-            'template'             => isset( $data['template'] ) ? wpinv_clean( $data['template'] ) : null,
-            'email_cc'             => isset( $data['email_cc'] ) ? wpinv_clean( $data['email_cc'] ) : null,
-            'date_created'         => isset( $data['created_date'] ) ? wpinv_clean( $data['created_date'] ) : null,
-            'due_date'             => isset( $data['due_date'] ) ? wpinv_clean( $data['due_date'] ) : null,
-            'date_completed'       => isset( $data['date_completed'] ) ? wpinv_clean( $data['date_completed'] ) : null,
-            'number'               => isset( $data['number'] ) ? wpinv_clean( $data['number'] ) : null,
-            'key'                  => isset( $data['key'] ) ? wpinv_clean( $data['key'] ) : null,
-            'status'               => isset( $data['status'] ) ? wpinv_clean( $data['status'] ) : null,
-            'post_type'            => isset( $data['post_type'] ) ? wpinv_clean( $data['post_type'] ) : null,
-            'user_ip'              => isset( $data['ip'] ) ? wpinv_clean( $data['ip'] ) : wpinv_get_ip(),
-            'parent_id'            => isset( $data['parent'] ) ? intval( $data['parent'] ) : null,
-            'mode'                 => isset( $data['mode'] ) ? wpinv_clean( $data['mode'] ) : null,
-            'description'          => isset( $data['description'] ) ? wp_kses_post( $data['description'] ) : null,
+            'template'             => isset($data['template']) ? wpinv_clean($data['template']) : null,
+            'email_cc'             => isset($data['email_cc']) ? wpinv_clean($data['email_cc']) : null,
+            'date_created'         => isset($data['created_date']) ? wpinv_clean($data['created_date']) : null,
+            'due_date'             => isset($data['due_date']) ? wpinv_clean($data['due_date']) : null,
+            'date_completed'       => isset($data['date_completed']) ? wpinv_clean($data['date_completed']) : null,
+            'number'               => isset($data['number']) ? wpinv_clean($data['number']) : null,
+            'key'                  => isset($data['key']) ? wpinv_clean($data['key']) : null,
+            'status'               => isset($data['status']) ? wpinv_clean($data['status']) : null,
+            'post_type'            => isset($data['post_type']) ? wpinv_clean($data['post_type']) : null,
+            'user_ip'              => isset($data['ip']) ? wpinv_clean($data['ip']) : wpinv_get_ip(),
+            'parent_id'            => isset($data['parent']) ? intval($data['parent']) : null,
+            'mode'                 => isset($data['mode']) ? wpinv_clean($data['mode']) : null,
+            'description'          => isset($data['description']) ? wp_kses_post($data['description']) : null,
 
             // Payment info.
-            'disable_taxes'        => ! empty( $data['disable_taxes'] ),
-            'currency'             => isset( $data['currency'] ) ? wpinv_clean( $data['currency'] ) : wpinv_get_currency(),
-            'gateway'              => isset( $data['gateway'] ) ? wpinv_clean( $data['gateway'] ) : null,
-            'transaction_id'       => isset( $data['transaction_id'] ) ? wpinv_clean( $data['transaction_id'] ) : null,
-            'discount_code'        => isset( $data['discount_code'] ) ? wpinv_clean( $data['discount_code'] ) : null,
-            'payment_form'         => isset( $data['payment_form'] ) ? intval( $data['payment_form'] ) : null,
-            'submission_id'        => isset( $data['submission_id'] ) ? wpinv_clean( $data['submission_id'] ) : null,
-            'subscription_id'      => isset( $data['subscription_id'] ) ? wpinv_clean( $data['subscription_id'] ) : null,
-            'is_viewed'            => isset( $data['is_viewed'] ) ? wpinv_clean( $data['is_viewed'] ) : null,
-            'fees'                 => isset( $data['fees'] ) ? wpinv_clean( $data['fees'] ) : null,
-            'discounts'            => isset( $data['discounts'] ) ? wpinv_clean( $data['discounts'] ) : null,
-            'taxes'                => isset( $data['taxes'] ) ? wpinv_clean( $data['taxes'] ) : null,
+            'disable_taxes'        => !empty($data['disable_taxes']),
+            'currency'             => isset($data['currency']) ? wpinv_clean($data['currency']) : wpinv_get_currency(),
+            'gateway'              => isset($data['gateway']) ? wpinv_clean($data['gateway']) : null,
+            'transaction_id'       => isset($data['transaction_id']) ? wpinv_clean($data['transaction_id']) : null,
+            'discount_code'        => isset($data['discount_code']) ? wpinv_clean($data['discount_code']) : null,
+            'payment_form'         => isset($data['payment_form']) ? intval($data['payment_form']) : null,
+            'submission_id'        => isset($data['submission_id']) ? wpinv_clean($data['submission_id']) : null,
+            'subscription_id'      => isset($data['subscription_id']) ? wpinv_clean($data['subscription_id']) : null,
+            'is_viewed'            => isset($data['is_viewed']) ? wpinv_clean($data['is_viewed']) : null,
+            'fees'                 => isset($data['fees']) ? wpinv_clean($data['fees']) : null,
+            'discounts'            => isset($data['discounts']) ? wpinv_clean($data['discounts']) : null,
+            'taxes'                => isset($data['taxes']) ? wpinv_clean($data['taxes']) : null,
             
 
             // Billing details.
             'user_id'              => $data['user_id'],
-            'first_name'           => isset( $data['first_name'] ) ? wpinv_clean( $data['first_name'] ) : $address['first_name'],
-            'last_name'            => isset( $data['last_name'] ) ? wpinv_clean( $data['last_name'] ) : $address['last_name'],
-            'address'              => isset( $data['address'] ) ? wpinv_clean( $data['address'] ) : $address['address'] ,
-            'vat_number'           => isset( $data['vat_number'] ) ? wpinv_clean( $data['vat_number'] ) : $address['vat_number'],
-            'company'              => isset( $data['company'] ) ? wpinv_clean( $data['company'] ) : $address['company'],
-            'zip'                  => isset( $data['zip'] ) ? wpinv_clean( $data['zip'] ) : $address['zip'],
-            'state'                => isset( $data['state'] ) ? wpinv_clean( $data['state'] ) : $address['state'],
-            'city'                 => isset( $data['city'] ) ? wpinv_clean( $data['city'] ) : $address['city'],
-            'country'              => isset( $data['country'] ) ? wpinv_clean( $data['country'] ) : $address['country'],
-            'phone'                => isset( $data['phone'] ) ? wpinv_clean( $data['phone'] ) : $address['phone'],
-            'address_confirmed'    => ! empty( $data['address_confirmed'] ),
+            'first_name'           => isset($data['first_name']) ? wpinv_clean($data['first_name']) : $address['first_name'],
+            'last_name'            => isset($data['last_name']) ? wpinv_clean($data['last_name']) : $address['last_name'],
+            'address'              => isset($data['address']) ? wpinv_clean($data['address']) : $address['address'],
+            'vat_number'           => isset($data['vat_number']) ? wpinv_clean($data['vat_number']) : $address['vat_number'],
+            'company'              => isset($data['company']) ? wpinv_clean($data['company']) : $address['company'],
+            'zip'                  => isset($data['zip']) ? wpinv_clean($data['zip']) : $address['zip'],
+            'state'                => isset($data['state']) ? wpinv_clean($data['state']) : $address['state'],
+            'city'                 => isset($data['city']) ? wpinv_clean($data['city']) : $address['city'],
+            'country'              => isset($data['country']) ? wpinv_clean($data['country']) : $address['country'],
+            'phone'                => isset($data['phone']) ? wpinv_clean($data['phone']) : $address['phone'],
+            'address_confirmed'    => !empty($data['address_confirmed']),
 
         )
 
     );
 
     // Backwards compatibililty.
-    if ( ! empty( $data['cart_details'] ) && is_array( $data['cart_details'] ) ) {
+    if (!empty($data['cart_details']) && is_array($data['cart_details'])) {
         $data['items'] = array();
 
-        foreach( $data['cart_details'] as $_item ) {
+        foreach ($data['cart_details'] as $_item) {
 
             // Ensure that we have an item id.
-            if ( empty(  $_item['id']  ) ) {
+            if (empty($_item['id'])) {
                 continue;
             }
 
             // Retrieve the item.
-            $item = new GetPaid_Form_Item(  $_item['id']  );
+            $item = new GetPaid_Form_Item($_item['id']);
 
             // Ensure that it is purchasable.
-            if ( ! $item->can_purchase() ) {
+            if (!$item->can_purchase()) {
                 continue;
             }
 
             // Set quantity.
-            if ( ! empty( $_item['quantity'] ) && is_numeric( $_item['quantity'] ) ) {
-                $item->set_quantity( $_item['quantity'] );
+            if (!empty($_item['quantity']) && is_numeric($_item['quantity'])) {
+                $item->set_quantity($_item['quantity']);
             }
 
             // Set price.
-            if ( isset( $_item['item_price'] ) ) {
-                $item->set_price( $_item['item_price'] );
+            if (isset($_item['item_price'])) {
+                $item->set_price($_item['item_price']);
             }
 
-            if ( isset( $_item['custom_price'] ) ) {
-                $item->set_price( $_item['custom_price'] );
+            if (isset($_item['custom_price'])) {
+                $item->set_price($_item['custom_price']);
             }
 
             // Set name.
-            if ( ! empty( $_item['name'] ) ) {
-                $item->set_name( $_item['name'] );
+            if (!empty($_item['name'])) {
+                $item->set_name($_item['name']);
             }
 
             // Set description.
-            if ( isset( $_item['description'] ) ) {
-                $item->set_custom_description( $_item['description'] );
+            if (isset($_item['description'])) {
+                $item->set_custom_description($_item['description']);
             }
 
             // Set meta.
-            if ( isset( $_item['meta'] ) && is_array( $_item['meta'] ) ) {
+            if (isset($_item['meta']) && is_array($_item['meta'])) {
 
-                $item->set_item_meta( $_item['meta'] );
+                $item->set_item_meta($_item['meta']);
 
-                if ( isset( $_item['meta']['description'] ) ) {
-                    $item->set_custom_description( $_item['meta']['description'] );
+                if (isset($_item['meta']['description'])) {
+                    $item->set_custom_description($_item['meta']['description']);
                 }
 
             }
@@ -329,14 +329,14 @@ 
     }
 
     // Add invoice items.
-    if ( ! empty( $data['items'] ) && is_array( $data['items'] ) ) {
+    if (!empty($data['items']) && is_array($data['items'])) {
 
-        $invoice->set_items( array() );
+        $invoice->set_items(array());
 
-        foreach ( $data['items'] as $item ) {
+        foreach ($data['items'] as $item) {
 
-            if ( is_object( $item ) && is_a( $item, 'GetPaid_Form_Item' ) && $item->can_purchase() ) {
-                $invoice->add_item( $item );
+            if (is_object($item) && is_a($item, 'GetPaid_Form_Item') && $item->can_purchase()) {
+                $invoice->add_item($item);
             }
 
         }
@@ -347,30 +347,30 @@ 
     $invoice->recalculate_total();
     $invoice->save();
 
-    if ( ! $invoice->get_id() ) {
-        return $wp_error ? new WP_Error( 'wpinv_insert_invoice_error', __( 'An error occured when saving your invoice.', 'invoicing' ) ) : 0;
+    if (!$invoice->get_id()) {
+        return $wp_error ? new WP_Error('wpinv_insert_invoice_error', __('An error occured when saving your invoice.', 'invoicing')) : 0;
     }
 
     // Add private note.
-    if ( ! empty( $data['private_note'] ) ) {
-        $invoice->add_note( $data['private_note'] );
+    if (!empty($data['private_note'])) {
+        $invoice->add_note($data['private_note']);
     }
 
     // User notes.
-    if ( !empty( $data['user_note'] ) ) {
-        $invoice->add_note( $data['user_note'], true );
+    if (!empty($data['user_note'])) {
+        $invoice->add_note($data['user_note'], true);
     }
 
     // Created via.
-    if ( isset( $data['created_via'] ) ) {
-        update_post_meta( $invoice->get_id(), 'wpinv_created_via', $data['created_via'] );
+    if (isset($data['created_via'])) {
+        update_post_meta($invoice->get_id(), 'wpinv_created_via', $data['created_via']);
     }
 
     // Backwards compatiblity.
-    if ( $invoice->is_quote() ) {
+    if ($invoice->is_quote()) {
 
-        if ( isset( $data['valid_until'] ) ) {
-            update_post_meta( $invoice->get_id(), 'wpinv_quote_valid_until', $data['valid_until'] );
+        if (isset($data['valid_until'])) {
+            update_post_meta($invoice->get_id(), 'wpinv_quote_valid_until', $data['valid_until']);
         }
         return $invoice;
 
@@ -385,18 +385,18 @@ 
  * @param $bool $deprecated
  * @return WPInv_Invoice|null
  */
-function wpinv_get_invoice( $invoice = 0, $deprecated = false ) {
+function wpinv_get_invoice($invoice = 0, $deprecated = false) {
 
     // If we are retrieving the invoice from the cart...
-    if ( $deprecated && empty( $invoice ) ) {
+    if ($deprecated && empty($invoice)) {
         $invoice = (int) getpaid_get_current_invoice_id();
     }
 
     // Retrieve the invoice.
-    $invoice = new WPInv_Invoice( $invoice );
+    $invoice = new WPInv_Invoice($invoice);
 
     // Check if it exists.
-    if ( $invoice->get_id() != 0 ) {
+    if ($invoice->get_id() != 0) {
         return $invoice;
     }
 
@@ -409,15 +409,15 @@ 
  * @param array $args Args to search for.
  * @return WPInv_Invoice[]|int[]|object
  */
-function wpinv_get_invoices( $args ) {
+function wpinv_get_invoices($args) {
 
     // Prepare args.
     $args = wp_parse_args(
         $args,
         array(
-            'status'   => array_keys( wpinv_get_invoice_statuses() ),
+            'status'   => array_keys(wpinv_get_invoice_statuses()),
             'type'     => 'wpi_invoice',
-            'limit'    => get_option( 'posts_per_page' ),
+            'limit'    => get_option('posts_per_page'),
             'return'   => 'objects',
         )
     );
@@ -435,24 +435,24 @@ 
         'post__in'       => 'include',
     );
 
-    foreach ( $map_legacy as $to => $from ) {
-        if ( isset( $args[ $from ] ) ) {
-            $args[ $to ] = $args[ $from ];
-            unset( $args[ $from ] );
+    foreach ($map_legacy as $to => $from) {
+        if (isset($args[$from])) {
+            $args[$to] = $args[$from];
+            unset($args[$from]);
         }
     }
 
     // Backwards compatibility.
-    if ( ! empty( $args['email'] ) && empty( $args['user'] ) ) {
+    if (!empty($args['email']) && empty($args['user'])) {
         $args['user'] = $args['email'];
-        unset( $args['email'] );
+        unset($args['email']);
     }
 
     // Handle cases where the user is set as an email.
-    if ( ! empty( $args['author'] ) && is_email( $args['author'] ) ) {
-        $user = get_user_by( 'email', $args['user'] );
+    if (!empty($args['author']) && is_email($args['author'])) {
+        $user = get_user_by('email', $args['user']);
 
-        if ( $user ) {
+        if ($user) {
             $args['author'] = $user->user_email;
         }
 
@@ -463,31 +463,31 @@ 
 
     // Show all posts.
     $paginate = true;
-    if ( isset( $args['paginate'] ) ) {
+    if (isset($args['paginate'])) {
 
         $paginate = $args['paginate'];
-        $args['no_found_rows'] = empty( $args['paginate'] );
-        unset( $args['paginate'] );
+        $args['no_found_rows'] = empty($args['paginate']);
+        unset($args['paginate']);
 
     }
 
     // Whether to return objects or fields.
     $return = $args['return'];
-    unset( $args['return'] );
+    unset($args['return']);
 
     // Get invoices.
-    $invoices = new WP_Query( apply_filters( 'wpinv_get_invoices_args', $args ) );
+    $invoices = new WP_Query(apply_filters('wpinv_get_invoices_args', $args));
 
     // Prepare the results.
-    if ( 'objects' === $return ) {
-        $results = array_map( 'wpinv_get_invoice', $invoices->posts );
-    } elseif ( 'self' === $return ) {
+    if ('objects' === $return) {
+        $results = array_map('wpinv_get_invoice', $invoices->posts);
+    } elseif ('self' === $return) {
         return $invoices;
     } else {
         $results = $invoices->posts;
     }
 
-    if ( $paginate ) {
+    if ($paginate) {
         return (object) array(
             'invoices'      => $results,
             'total'         => $invoices->found_posts,
@@ -505,8 +505,8 @@ 
  * @param string $transaction_id The transaction id to check.
  * @return int Invoice id on success or 0 on failure
  */
-function wpinv_get_id_by_transaction_id( $transaction_id ) {
-    return WPInv_Invoice::get_invoice_id_by_field( $transaction_id, 'transaction_id' );
+function wpinv_get_id_by_transaction_id($transaction_id) {
+    return WPInv_Invoice::get_invoice_id_by_field($transaction_id, 'transaction_id');
 }
 
 /**
@@ -515,8 +515,8 @@ 
  * @param string $invoice_number The invoice number to check.
  * @return int Invoice id on success or 0 on failure
  */
-function wpinv_get_id_by_invoice_number( $invoice_number ) {
-    return WPInv_Invoice::get_invoice_id_by_field( $invoice_number, 'number' );
+function wpinv_get_id_by_invoice_number($invoice_number) {
+    return WPInv_Invoice::get_invoice_id_by_field($invoice_number, 'number');
 }
 
 /**
@@ -525,8 +525,8 @@ 
  * @param string $invoice_key The invoice key to check.
  * @return int Invoice id on success or 0 on failure
  */
-function wpinv_get_invoice_id_by_key( $invoice_key ) {
-    return WPInv_Invoice::get_invoice_id_by_field( $invoice_key, 'key' );
+function wpinv_get_invoice_id_by_key($invoice_key) {
+    return WPInv_Invoice::get_invoice_id_by_field($invoice_key, 'key');
 }
 
 /**
@@ -536,19 +536,19 @@ 
  * @param string $type Optionally filter by type i.e customer|system
  * @return array|null
  */
-function wpinv_get_invoice_notes( $invoice = 0, $type = '' ) {
+function wpinv_get_invoice_notes($invoice = 0, $type = '') {
 
     // Prepare the invoice.
-    $invoice = wpinv_get_invoice( $invoice );
-    if ( empty( $invoice ) ) {
+    $invoice = wpinv_get_invoice($invoice);
+    if (empty($invoice)) {
         return NULL;
     }
 
     // Fetch notes.
-    $notes = getpaid_notes()->get_invoice_notes( $invoice->get_id(), $type );
+    $notes = getpaid_notes()->get_invoice_notes($invoice->get_id(), $type);
 
     // Filter the notes.
-    return apply_filters( 'wpinv_invoice_notes', $notes, $invoice->get_id(), $type );
+    return apply_filters('wpinv_invoice_notes', $notes, $invoice->get_id(), $type);
 }
 
 /**
@@ -556,10 +556,10 @@ 
  * 
  * @param string $post_type
  */
-function wpinv_get_user_invoices_columns( $post_type = 'wpi_invoice' ) {
+function wpinv_get_user_invoices_columns($post_type = 'wpi_invoice') {
 
-    $label   = getpaid_get_post_type_label( $post_type, false );
-    $label   = empty( $label ) ? __( 'Invoice', 'invoicing' ) : sanitize_text_field( $label );
+    $label   = getpaid_get_post_type_label($post_type, false);
+    $label   = empty($label) ? __('Invoice', 'invoicing') : sanitize_text_field($label);
     $columns = array(
 
             'invoice-number'  => array(
@@ -568,22 +568,22 @@ 
             ),
 
             'created-date'    => array(
-                'title' => __( 'Created Date', 'invoicing' ),
+                'title' => __('Created Date', 'invoicing'),
                 'class' => 'text-left'
             ),
 
             'payment-date'    => array(
-                'title' => __( 'Payment Date', 'invoicing' ),
+                'title' => __('Payment Date', 'invoicing'),
                 'class' => 'text-left'
             ),
 
             'invoice-status'  => array(
-                'title' => __( 'Status', 'invoicing' ),
+                'title' => __('Status', 'invoicing'),
                 'class' => 'text-center'
             ),
 
             'invoice-total'   => array(
-                'title' => __( 'Total', 'invoicing' ),
+                'title' => __('Total', 'invoicing'),
                 'class' => 'text-right'
             ),
 
@@ -594,7 +594,7 @@ 
 
         );
 
-    return apply_filters( 'wpinv_user_invoices_columns', $columns, $post_type );
+    return apply_filters('wpinv_user_invoices_columns', $columns, $post_type);
 }
 
 /**
@@ -604,59 +604,59 @@ 
 
     // Find the invoice.
     $invoice_id = getpaid_get_current_invoice_id();
-    $invoice = new WPInv_Invoice( $invoice_id );
+    $invoice = new WPInv_Invoice($invoice_id);
 
     // Abort if non was found.
-    if ( empty( $invoice_id ) || $invoice->is_draft() ) {
+    if (empty($invoice_id) || $invoice->is_draft()) {
 
         return aui()->alert(
             array(
                 'type'    => 'warning',
-                'content' => __( 'We could not find your invoice', 'invoicing' ),
+                'content' => __('We could not find your invoice', 'invoicing'),
             )
         );
 
     }
 
     // Can the user view this invoice?
-    if ( ! wpinv_can_view_receipt( $invoice_id ) ) {
+    if (!wpinv_can_view_receipt($invoice_id)) {
 
         return aui()->alert(
             array(
                 'type'    => 'warning',
-                'content' => __( 'You are not allowed to view this receipt', 'invoicing' ),
+                'content' => __('You are not allowed to view this receipt', 'invoicing'),
             )
         );
 
     }
 
     // Load the template.
-    return wpinv_get_template_html( 'invoice-receipt.php', compact( 'invoice' ) );
+    return wpinv_get_template_html('invoice-receipt.php', compact('invoice'));
 
 }
 
 /**
  * Displays the invoice history.
  */
-function getpaid_invoice_history( $user_id = 0, $post_type = 'wpi_invoice' ) {
+function getpaid_invoice_history($user_id = 0, $post_type = 'wpi_invoice') {
 
     // Ensure that we have a user id.
-    if ( empty( $user_id ) || ! is_numeric( $user_id ) ) {
+    if (empty($user_id) || !is_numeric($user_id)) {
         $user_id = get_current_user_id();
     }
 
-    $label = getpaid_get_post_type_label( $post_type );
-    $label = empty( $label ) ? __( 'Invoices', 'invoicing' ) : sanitize_text_field( $label );
+    $label = getpaid_get_post_type_label($post_type);
+    $label = empty($label) ? __('Invoices', 'invoicing') : sanitize_text_field($label);
 
     // View user id.
-    if ( empty( $user_id ) ) {
+    if (empty($user_id)) {
 
         return aui()->alert(
             array(
                 'type'    => 'warning',
                 'content' => sprintf(
-                    __( 'You must be logged in to view your %s.', 'invoicing' ),
-                    strtolower( $label )
+                    __('You must be logged in to view your %s.', 'invoicing'),
+                    strtolower($label)
                 )
             )
         );
@@ -667,23 +667,23 @@ 
     $invoices = wpinv_get_invoices(
 
         array(
-            'page'      => ( get_query_var( 'paged' ) ) ? absint( get_query_var( 'paged' ) ) : 1,
+            'page'      => (get_query_var('paged')) ? absint(get_query_var('paged')) : 1,
             'user'      => $user_id,
             'paginate'  => true,
             'type'      => $post_type,
-            'status'    => array_keys( wpinv_get_invoice_statuses( false, false, $post_type ) ),
+            'status'    => array_keys(wpinv_get_invoice_statuses(false, false, $post_type)),
         )
 
     );
 
-    if ( empty( $invoices->total ) ) {
+    if (empty($invoices->total)) {
 
         return aui()->alert(
             array(
                 'type'    => 'info',
                 'content' => sprintf(
-                    __( 'No %s found.', 'invoicing' ),
-                    strtolower( $label )
+                    __('No %s found.', 'invoicing'),
+                    strtolower($label)
                 )
             )
         );
@@ -691,38 +691,38 @@ 
     }
 
     // Load the template.
-    return wpinv_get_template_html( 'invoice-history.php', compact( 'invoices', 'post_type' ) );
+    return wpinv_get_template_html('invoice-history.php', compact('invoices', 'post_type'));
 
 }
 
 /**
  * Formats an invoice number given an invoice type.
  */
-function wpinv_format_invoice_number( $number, $type = '' ) {
+function wpinv_format_invoice_number($number, $type = '') {
 
     // Allow other plugins to overide this.
-    $check = apply_filters( 'wpinv_pre_format_invoice_number', null, $number, $type );
-    if ( null !== $check ) {
+    $check = apply_filters('wpinv_pre_format_invoice_number', null, $number, $type);
+    if (null !== $check) {
         return $check;
     }
 
     // Ensure that we have a numeric number.
-    if ( ! is_numeric( $number ) ) {
+    if (!is_numeric($number)) {
         return $number;
     }
 
     // Format the number.
-    $padd             = absint( (int) wpinv_get_option( 'invoice_number_padd', 5 ) );
-    $prefix           = sanitize_text_field( (string) wpinv_get_option( 'invoice_number_prefix', 'INV-' ) );
-    $prefix           = sanitize_text_field( apply_filters( 'getpaid_invoice_type_prefix', $prefix, $type ) );
-    $postfix          = sanitize_text_field( (string) wpinv_get_option( 'invoice_number_postfix' ) );
-    $postfix          = sanitize_text_field( apply_filters( 'getpaid_invoice_type_postfix', $postfix, $type ) );
-    $formatted_number = zeroise( absint( $number ), $padd );
+    $padd             = absint((int) wpinv_get_option('invoice_number_padd', 5));
+    $prefix           = sanitize_text_field((string) wpinv_get_option('invoice_number_prefix', 'INV-'));
+    $prefix           = sanitize_text_field(apply_filters('getpaid_invoice_type_prefix', $prefix, $type));
+    $postfix          = sanitize_text_field((string) wpinv_get_option('invoice_number_postfix'));
+    $postfix          = sanitize_text_field(apply_filters('getpaid_invoice_type_postfix', $postfix, $type));
+    $formatted_number = zeroise(absint($number), $padd);
 
     // Add the prefix and post fix.
     $formatted_number = $prefix . $formatted_number . $postfix;
 
-    return apply_filters( 'wpinv_format_invoice_number', $formatted_number, $number, $prefix, $postfix, $padd );
+    return apply_filters('wpinv_format_invoice_number', $formatted_number, $number, $prefix, $postfix, $padd);
 }
 
 /**
@@ -731,58 +731,58 @@ 
  * @param string $type.
  * @return int|null|bool
  */
-function wpinv_get_next_invoice_number( $type = '' ) {
+function wpinv_get_next_invoice_number($type = '') {
 
     // Allow plugins to overide this.
-    $check = apply_filters( 'wpinv_get_pre_next_invoice_number', null, $type );
-    if ( null !== $check ) {
+    $check = apply_filters('wpinv_get_pre_next_invoice_number', null, $type);
+    if (null !== $check) {
         return $check;
     }
 
     // Ensure sequential invoice numbers is active.
-    if ( ! wpinv_sequential_number_active() ) {
+    if (!wpinv_sequential_number_active()) {
         return false;
     }
 
     // Retrieve the current number and the start number.
-    $number = (int) get_option( 'wpinv_last_invoice_number', 0 );
-    $start  = absint( (int) wpinv_get_option( 'invoice_sequence_start', 1 ) );
+    $number = (int) get_option('wpinv_last_invoice_number', 0);
+    $start  = absint((int) wpinv_get_option('invoice_sequence_start', 1));
 
     // Ensure that we are starting at a positive integer.
-    $start  = max( $start, 1 );
+    $start  = max($start, 1);
 
     // If this is the first invoice, use the start number.
-    $number = max( $start, $number );
+    $number = max($start, $number);
 
     // Format the invoice number.
-    $formatted_number = wpinv_format_invoice_number( $number, $type );
+    $formatted_number = wpinv_format_invoice_number($number, $type);
 
     // Ensure that this number is unique.
-    $invoice_id = WPInv_Invoice::get_invoice_id_by_field( $formatted_number, 'number' );
+    $invoice_id = WPInv_Invoice::get_invoice_id_by_field($formatted_number, 'number');
 
     // We found a match. Nice.
-    if ( empty( $invoice_id ) ) {
-        update_option( 'wpinv_last_invoice_number', $number );
-        return apply_filters( 'wpinv_get_next_invoice_number', $number );
+    if (empty($invoice_id)) {
+        update_option('wpinv_last_invoice_number', $number);
+        return apply_filters('wpinv_get_next_invoice_number', $number);
     }
 
-    update_option( 'wpinv_last_invoice_number', $number + 1 );
-    return wpinv_get_next_invoice_number( $type );
+    update_option('wpinv_last_invoice_number', $number + 1);
+    return wpinv_get_next_invoice_number($type);
 
 }
 
 /**
  * The prefix used for invoice paths.
  */
-function wpinv_post_name_prefix( $post_type = 'wpi_invoice' ) {
-    return apply_filters( 'wpinv_post_name_prefix', 'inv-', $post_type );
+function wpinv_post_name_prefix($post_type = 'wpi_invoice') {
+    return apply_filters('wpinv_post_name_prefix', 'inv-', $post_type);
 }
 
-function wpinv_generate_post_name( $post_ID ) {
-    $prefix = wpinv_post_name_prefix( get_post_type( $post_ID ) );
-    $post_name = sanitize_title( $prefix . $post_ID );
+function wpinv_generate_post_name($post_ID) {
+    $prefix = wpinv_post_name_prefix(get_post_type($post_ID));
+    $post_name = sanitize_title($prefix . $post_ID);
 
-    return apply_filters( 'wpinv_generate_post_name', $post_name, $post_ID, $prefix );
+    return apply_filters('wpinv_generate_post_name', $post_name, $post_ID, $prefix);
 }
 
 /**
@@ -790,8 +790,8 @@ 
  * 
  * @param int|string|object|WPInv_Invoice|WPInv_Legacy_Invoice|WP_Post $invoice Invoice id, key, transaction id, number or object.
  */
-function wpinv_is_invoice_viewed( $invoice ) {
-    $invoice = new WPInv_Invoice( $invoice );
+function wpinv_is_invoice_viewed($invoice) {
+    $invoice = new WPInv_Invoice($invoice);
     return (bool) $invoice->get_is_viewed();
 }
 
@@ -800,17 +800,17 @@ 
  * 
  * @param int|string|object|WPInv_Invoice|WPInv_Legacy_Invoice|WP_Post $invoice Invoice id, key, transaction id, number or object.
  */
-function getpaid_maybe_mark_invoice_as_viewed( $invoice ) {
-    $invoice = new WPInv_Invoice( $invoice );
+function getpaid_maybe_mark_invoice_as_viewed($invoice) {
+    $invoice = new WPInv_Invoice($invoice);
 
-    if ( get_current_user_id() == $invoice->get_user_id() && ! $invoice->get_is_viewed() ) {
-        $invoice->set_is_viewed( true );
+    if (get_current_user_id() == $invoice->get_user_id() && !$invoice->get_is_viewed()) {
+        $invoice->set_is_viewed(true);
         $invoice->save();
     }
 
 }
-add_action( 'wpinv_invoice_print_before_display', 'getpaid_maybe_mark_invoice_as_viewed' );
-add_action( 'wpinv_before_receipt', 'getpaid_maybe_mark_invoice_as_viewed' );
+add_action('wpinv_invoice_print_before_display', 'getpaid_maybe_mark_invoice_as_viewed');
+add_action('wpinv_before_receipt', 'getpaid_maybe_mark_invoice_as_viewed');
 
 /**
  * Processes an invoice refund.
@@ -819,27 +819,27 @@ 
  * @param array $status_transition
  * @todo: descrease customer/store earnings
  */
-function getpaid_maybe_process_refund( $invoice, $status_transition ) {
+function getpaid_maybe_process_refund($invoice, $status_transition) {
 
-    if ( empty( $status_transition['from'] ) || ! in_array( $status_transition['from'], array( 'publish', 'wpi-processing', 'wpi-renewal' ) ) ) {
+    if (empty($status_transition['from']) || !in_array($status_transition['from'], array('publish', 'wpi-processing', 'wpi-renewal'))) {
         return;
     }
 
     $discount_code = $invoice->get_discount_code();
-    if ( ! empty( $discount_code ) ) {
-        $discount = wpinv_get_discount_obj( $discount_code );
+    if (!empty($discount_code)) {
+        $discount = wpinv_get_discount_obj($discount_code);
 
-        if ( $discount->exists() ) {
+        if ($discount->exists()) {
             $discount->increase_usage( -1 );
         }
 
     }
 
-    do_action( 'wpinv_pre_refund_invoice', $invoice, $invoice->get_id() );
-    do_action( 'wpinv_refund_invoice', $invoice, $invoice->get_id() );
-    do_action( 'wpinv_post_refund_invoice', $invoice, $invoice->get_id() );
+    do_action('wpinv_pre_refund_invoice', $invoice, $invoice->get_id());
+    do_action('wpinv_refund_invoice', $invoice, $invoice->get_id());
+    do_action('wpinv_post_refund_invoice', $invoice, $invoice->get_id());
 }
-add_action( 'getpaid_invoice_status_wpi-refunded', 'getpaid_maybe_process_refund', 10, 2 );
+add_action('getpaid_invoice_status_wpi-refunded', 'getpaid_maybe_process_refund', 10, 2);
 
 
 /**
@@ -847,48 +847,48 @@ 
  *
  * @param int $invoice_id
  */
-function getpaid_process_invoice_payment( $invoice_id ) {
+function getpaid_process_invoice_payment($invoice_id) {
 
     // Fetch the invoice.
-    $invoice = new WPInv_Invoice( $invoice_id );
+    $invoice = new WPInv_Invoice($invoice_id);
 
     // We only want to do this once.
-    if ( 1 ==  get_post_meta( $invoice->get_id(), 'wpinv_processed_payment', true ) ) {
+    if (1 == get_post_meta($invoice->get_id(), 'wpinv_processed_payment', true)) {
         return;
     }
 
-    update_post_meta( $invoice->get_id(), 'wpinv_processed_payment', 1 );
+    update_post_meta($invoice->get_id(), 'wpinv_processed_payment', 1);
 
     // Fires when processing a payment.
-    do_action( 'getpaid_process_payment', $invoice );
+    do_action('getpaid_process_payment', $invoice);
 
     // Fire an action for each invoice item.
-    foreach( $invoice->get_items() as $item ) {
-        do_action( 'getpaid_process_item_payment', $item, $invoice );
+    foreach ($invoice->get_items() as $item) {
+        do_action('getpaid_process_item_payment', $item, $invoice);
     }
 
     // Increase discount usage.
     $discount_code = $invoice->get_discount_code();
-    if ( ! empty( $discount_code ) && ! $invoice->is_renewal() ) {
-        $discount = wpinv_get_discount_obj( $discount_code );
+    if (!empty($discount_code) && !$invoice->is_renewal()) {
+        $discount = wpinv_get_discount_obj($discount_code);
 
-        if ( $discount->exists() ) {
+        if ($discount->exists()) {
             $discount->increase_usage();
         }
 
     }
 
     // Record reverse vat.
-    if ( 'invoice' == $invoice->get_type() && wpinv_use_taxes() && ! $invoice->get_disable_taxes() ) {
+    if ('invoice' == $invoice->get_type() && wpinv_use_taxes() && !$invoice->get_disable_taxes()) {
 
-        if ( wpinv_same_country_exempt_vat() && wpinv_is_base_country( $invoice->get_country() ) ) {
-            $invoice->add_note( __( 'VAT was reverse charged', 'invoicing' ), false, false, true );
+        if (wpinv_same_country_exempt_vat() && wpinv_is_base_country($invoice->get_country())) {
+            $invoice->add_note(__('VAT was reverse charged', 'invoicing'), false, false, true);
         }
 
     }
 
 }
-add_action( 'getpaid_invoice_payment_status_changed', 'getpaid_process_invoice_payment' );
+add_action('getpaid_invoice_payment_status_changed', 'getpaid_process_invoice_payment');
 
 /**
  * Returns an array of invoice item columns
@@ -896,13 +896,13 @@ 
  * @param int|WPInv_Invoice $invoice
  * @return array
  */
-function getpaid_invoice_item_columns( $invoice ) {
+function getpaid_invoice_item_columns($invoice) {
 
     // Prepare the invoice.
-    $invoice = new WPInv_Invoice( $invoice );
+    $invoice = new WPInv_Invoice($invoice);
 
     // Abort if there is no invoice.
-    if ( 0 == $invoice->get_id() ) {
+    if (0 == $invoice->get_id()) {
         return array();
     }
 
@@ -910,47 +910,47 @@ 
     $columns = apply_filters(
         'getpaid_invoice_item_columns',
         array(
-            'name'     => __( 'Item', 'invoicing' ),
-            'price'    => __( 'Price', 'invoicing' ),
-            'quantity' => __( 'Quantity', 'invoicing' ),
-            'subtotal' => __( 'Subtotal', 'invoicing' ),
+            'name'     => __('Item', 'invoicing'),
+            'price'    => __('Price', 'invoicing'),
+            'quantity' => __('Quantity', 'invoicing'),
+            'subtotal' => __('Subtotal', 'invoicing'),
         ),
         $invoice
     );
 
     // Quantities.
-    if ( isset( $columns[ 'quantity' ] ) ) {
+    if (isset($columns['quantity'])) {
 
-        if ( 'hours' == $invoice->get_template() ) {
-            $columns[ 'quantity' ] = __( 'Hours', 'invoicing' );
+        if ('hours' == $invoice->get_template()) {
+            $columns['quantity'] = __('Hours', 'invoicing');
         }
 
-        if ( ! wpinv_item_quantities_enabled() || 'amount' == $invoice->get_template() ) {
-            unset( $columns[ 'quantity' ] );
+        if (!wpinv_item_quantities_enabled() || 'amount' == $invoice->get_template()) {
+            unset($columns['quantity']);
         }
 
     }
 
 
     // Price.
-    if ( isset( $columns[ 'price' ] ) ) {
+    if (isset($columns['price'])) {
 
-        if ( 'amount' == $invoice->get_template() ) {
-            $columns[ 'price' ] = __( 'Amount', 'invoicing' );
+        if ('amount' == $invoice->get_template()) {
+            $columns['price'] = __('Amount', 'invoicing');
         }
 
-        if ( 'hours' == $invoice->get_template() ) {
-            $columns[ 'price' ] = __( 'Rate', 'invoicing' );
+        if ('hours' == $invoice->get_template()) {
+            $columns['price'] = __('Rate', 'invoicing');
         }
 
     }
 
 
     // Sub total.
-    if ( isset( $columns[ 'subtotal' ] ) ) {
+    if (isset($columns['subtotal'])) {
 
-        if ( 'amount' == $invoice->get_template() ) {
-            unset( $columns[ 'subtotal' ] );
+        if ('amount' == $invoice->get_template()) {
+            unset($columns['subtotal']);
         }
 
     }
@@ -964,30 +964,30 @@ 
  * @param int|WPInv_Invoice $invoice
  * @return array
  */
-function getpaid_invoice_totals_rows( $invoice ) {
+function getpaid_invoice_totals_rows($invoice) {
 
     // Prepare the invoice.
-    $invoice = new WPInv_Invoice( $invoice );
+    $invoice = new WPInv_Invoice($invoice);
 
     // Abort if there is no invoice.
-    if ( 0 == $invoice->get_id() ) {
+    if (0 == $invoice->get_id()) {
         return array();
     }
 
     $totals = apply_filters(
         'getpaid_invoice_totals_rows',
         array(
-            'subtotal' => __( 'Subtotal', 'invoicing' ),
-            'tax'      => __( 'Tax', 'invoicing' ),
-            'fee'      => __( 'Fee', 'invoicing' ),
-            'discount' => __( 'Discount', 'invoicing' ),
-            'total'    => __( 'Total', 'invoicing' ),
+            'subtotal' => __('Subtotal', 'invoicing'),
+            'tax'      => __('Tax', 'invoicing'),
+            'fee'      => __('Fee', 'invoicing'),
+            'discount' => __('Discount', 'invoicing'),
+            'total'    => __('Total', 'invoicing'),
         ),
         $invoice
     );
 
-    if ( ( $invoice->get_disable_taxes() || ! wpinv_use_taxes() ) && isset( $totals['tax'] ) ) {
-        unset( $totals['tax'] );
+    if (($invoice->get_disable_taxes() || !wpinv_use_taxes()) && isset($totals['tax'])) {
+        unset($totals['tax']);
     }
 
     return $totals;
@@ -998,47 +998,47 @@ 
  * 
  * @param WPInv_Invoice $invoice
  */
-function getpaid_new_invoice( $invoice ) {
+function getpaid_new_invoice($invoice) {
 
-    if ( ! $invoice->get_status() ) {
+    if (!$invoice->get_status()) {
         return;
     }
 
     // Add an invoice created note.
     $invoice->add_note(
         sprintf(
-            __( '%s created with the status "%s".', 'invoicing' ),
-            ucfirst( $invoice->get_invoice_quote_type() ),
-            wpinv_status_nicename( $invoice->get_status(), $invoice  )
+            __('%s created with the status "%s".', 'invoicing'),
+            ucfirst($invoice->get_invoice_quote_type()),
+            wpinv_status_nicename($invoice->get_status(), $invoice)
         )
     );
 
 }
-add_action( 'getpaid_new_invoice', 'getpaid_new_invoice' );
+add_action('getpaid_new_invoice', 'getpaid_new_invoice');
 
 /**
  * This function updates invoice caches.
  * 
  * @param WPInv_Invoice $invoice
  */
-function getpaid_update_invoice_caches( $invoice ) {
+function getpaid_update_invoice_caches($invoice) {
 
     // Cache invoice number.
-    wp_cache_set( $invoice->get_number(), $invoice->get_id(), "getpaid_invoice_numbers_to_invoice_ids" );
+    wp_cache_set($invoice->get_number(), $invoice->get_id(), "getpaid_invoice_numbers_to_invoice_ids");
 
     // Cache invoice key.
-    wp_cache_set( $invoice->get_key(), $invoice->get_id(), "getpaid_invoice_keys_to_invoice_ids" );
+    wp_cache_set($invoice->get_key(), $invoice->get_id(), "getpaid_invoice_keys_to_invoice_ids");
 
     // (Maybe) cache transaction id.
     $transaction_id = $invoice->get_transaction_id();
 
-    if ( ! empty( $transaction_id ) ) {
-        wp_cache_set( $transaction_id, $invoice->get_id(), "getpaid_invoice_transaction_ids_to_invoice_ids" );
+    if (!empty($transaction_id)) {
+        wp_cache_set($transaction_id, $invoice->get_id(), "getpaid_invoice_transaction_ids_to_invoice_ids");
     }
 
 }
-add_action( 'getpaid_new_invoice', 'getpaid_update_invoice_caches', 5 );
-add_action( 'getpaid_update_invoice', 'getpaid_update_invoice_caches', 5 );
+add_action('getpaid_new_invoice', 'getpaid_update_invoice_caches', 5);
+add_action('getpaid_update_invoice', 'getpaid_update_invoice_caches', 5);
 
 /**
  * Duplicates an invoice.
@@ -1048,7 +1048,7 @@ 
  * @param  WPInv_Invoice $old_invoice The invoice to duplicate
  * @return WPInv_Invoice The new invoice.
  */
-function getpaid_duplicate_invoice( $old_invoice ) {
+function getpaid_duplicate_invoice($old_invoice) {
 
     // Create the new invoice.
     $invoice = new WPInv_Invoice();
@@ -1109,123 +1109,123 @@ 
  * @param WPInv_Invoice $invoice
  * @return array
  */
-function getpaid_get_invoice_meta( $invoice ) {
+function getpaid_get_invoice_meta($invoice) {
 
     // Load the invoice meta.
     $meta = array(
 
         'number' => array(
             'label' => sprintf(
-                __( '%s Number', 'invoicing' ),
-                ucfirst( $invoice->get_invoice_quote_type() )
+                __('%s Number', 'invoicing'),
+                ucfirst($invoice->get_invoice_quote_type())
             ),
-            'value' => sanitize_text_field( $invoice->get_number() ),
+            'value' => sanitize_text_field($invoice->get_number()),
         ),
 
         'status' => array(
             'label' => sprintf(
-                __( '%s Status', 'invoicing' ),
-                ucfirst( $invoice->get_invoice_quote_type() )
+                __('%s Status', 'invoicing'),
+                ucfirst($invoice->get_invoice_quote_type())
             ),
             'value' => $invoice->get_status_label_html(),
         ),
 
         'date' => array(
             'label' => sprintf(
-                __( '%s Date', 'invoicing' ),
-                ucfirst( $invoice->get_invoice_quote_type() )
+                __('%s Date', 'invoicing'),
+                ucfirst($invoice->get_invoice_quote_type())
             ),
-            'value' => getpaid_format_date( $invoice->get_created_date() ),
+            'value' => getpaid_format_date($invoice->get_created_date()),
         ),
 
         'date_paid' => array(
-            'label' => __( 'Paid On', 'invoicing' ),
-            'value' => getpaid_format_date( $invoice->get_completed_date() ),
+            'label' => __('Paid On', 'invoicing'),
+            'value' => getpaid_format_date($invoice->get_completed_date()),
         ),
 
         'gateway'   => array(
-            'label' => __( 'Payment Method', 'invoicing' ),
-            'value' => sanitize_text_field( $invoice->get_gateway_title() ),
+            'label' => __('Payment Method', 'invoicing'),
+            'value' => sanitize_text_field($invoice->get_gateway_title()),
         ),
 
         'transaction_id' => array(
-            'label' => __( 'Transaction ID', 'invoicing' ),
-            'value' => sanitize_text_field( $invoice->get_transaction_id() ),
+            'label' => __('Transaction ID', 'invoicing'),
+            'value' => sanitize_text_field($invoice->get_transaction_id()),
         ),
 
         'due_date'  => array(
-            'label' => __( 'Due Date', 'invoicing' ),
-            'value' => getpaid_format_date( $invoice->get_due_date() ),
+            'label' => __('Due Date', 'invoicing'),
+            'value' => getpaid_format_date($invoice->get_due_date()),
         ),
 
         'vat_number' => array(
-            'label' => __( 'VAT Number', 'invoicing' ),
-            'value' => sanitize_text_field( $invoice->get_vat_number() ),
+            'label' => __('VAT Number', 'invoicing'),
+            'value' => sanitize_text_field($invoice->get_vat_number()),
         ),
 
     );
 
     // If it is not paid, remove the date of payment.
-    if ( ! $invoice->is_paid() ) {
-        unset( $meta[ 'date_paid' ] );
-        unset( $meta[ 'transaction_id' ] );
+    if (!$invoice->is_paid()) {
+        unset($meta['date_paid']);
+        unset($meta['transaction_id']);
     }
 
-    if ( ! $invoice->is_paid() || 'none' == $invoice->get_gateway() ) {
-        unset( $meta[ 'gateway' ] );
+    if (!$invoice->is_paid() || 'none' == $invoice->get_gateway()) {
+        unset($meta['gateway']);
     }
 
     // Only display the due date if due dates are enabled.
-    if ( ! $invoice->needs_payment() || ! wpinv_get_option( 'overdue_active' ) ) {
-        unset( $meta[ 'due_date' ] );
+    if (!$invoice->needs_payment() || !wpinv_get_option('overdue_active')) {
+        unset($meta['due_date']);
     }
 
     // Only display the vat number if taxes are enabled.
-    if ( ! wpinv_use_taxes() ) {
-        unset( $meta[ 'vat_number' ] );
+    if (!wpinv_use_taxes()) {
+        unset($meta['vat_number']);
     }
 
-    if ( $invoice->is_recurring() ) {
+    if ($invoice->is_recurring()) {
 
         // Link to the parent invoice.
-        if ( $invoice->is_renewal() ) {
+        if ($invoice->is_renewal()) {
 
-            $meta[ 'parent' ] = array(
+            $meta['parent'] = array(
 
                 'label' => sprintf(
-                    __( 'Parent %s', 'invoicing' ),
-                    ucfirst( $invoice->get_invoice_quote_type() )
+                    __('Parent %s', 'invoicing'),
+                    ucfirst($invoice->get_invoice_quote_type())
                 ),
 
-                'value' => wpinv_invoice_link( $invoice->get_parent_id() ),
+                'value' => wpinv_invoice_link($invoice->get_parent_id()),
 
             );
 
         }
 
-        $subscription = wpinv_get_subscription( $invoice );
+        $subscription = wpinv_get_subscription($invoice);
 
-        if ( ! empty ( $subscription ) ) {
+        if (!empty ($subscription)) {
 
             // Display the renewal date.
-            if ( $subscription->is_active() && 'cancelled' != $subscription->get_status() ) {
+            if ($subscription->is_active() && 'cancelled' != $subscription->get_status()) {
 
-                $meta[ 'renewal_date' ] = array(
+                $meta['renewal_date'] = array(
 
-                    'label' => __( 'Renews On', 'invoicing' ),
-                    'value' => getpaid_format_date( $subscription->get_expiration() ),
+                    'label' => __('Renews On', 'invoicing'),
+                    'value' => getpaid_format_date($subscription->get_expiration()),
         
                 );
 
             }
 
-            if ( $invoice->is_parent() ) {
+            if ($invoice->is_parent()) {
 
                 // Display the recurring amount.
-                $meta[ 'recurring_total' ] = array(
+                $meta['recurring_total'] = array(
 
-                    'label' => __( 'Recurring Amount', 'invoicing' ),
-                    'value' => wpinv_price( $subscription->get_recurring_amount(), $invoice->get_currency() ),
+                    'label' => __('Recurring Amount', 'invoicing'),
+                    'value' => wpinv_price($subscription->get_recurring_amount(), $invoice->get_currency()),
         
                 );
 
@@ -1235,15 +1235,15 @@ 
     }
 
     // Add the invoice total to the meta.
-    $meta[ 'invoice_total' ] = array(
+    $meta['invoice_total'] = array(
 
-        'label' => __( 'Total Amount', 'invoicing' ),
-        'value' => wpinv_price( $invoice->get_total(), $invoice->get_currency() ),
+        'label' => __('Total Amount', 'invoicing'),
+        'value' => wpinv_price($invoice->get_total(), $invoice->get_currency()),
 
     );
 
     // Provide a way for third party plugins to filter the meta.
-    $meta = apply_filters( 'getpaid_invoice_meta_data', $meta, $invoice );
+    $meta = apply_filters('getpaid_invoice_meta_data', $meta, $invoice);
 
     return $meta;
 

includes/wpinv-subscription.php

Spacing +218 added lines, -218 removed lines

@@ -6,7 +6,7 @@ 
  * @package Invoicing
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * The Subscription Class
@@ -68,27 +68,27 @@ 
 	 * @param  int|string|object|WPInv_Subscription $subscription Subscription id, profile_id, or object to read.
 	 * @param  bool $deprecated
 	 */
-	function __construct( $subscription = 0, $deprecated = false ) {
+	function __construct($subscription = 0, $deprecated = false) {
 
-		parent::__construct( $subscription );
+		parent::__construct($subscription);
 
-		if ( ! $deprecated && ! empty( $subscription ) && is_numeric( $subscription ) ) {
-			$this->set_id( $subscription );
-		} elseif ( $subscription instanceof self ) {
-			$this->set_id( $subscription->get_id() );
-		} elseif ( ! empty( $subscription->id ) ) {
-			$this->set_id( $subscription->id );
-		} elseif ( $deprecated && $subscription_id = self::get_subscription_id_by_field( $subscription, 'profile_id' ) ) {
-			$this->set_id( $subscription_id );
+		if (!$deprecated && !empty($subscription) && is_numeric($subscription)) {
+			$this->set_id($subscription);
+		} elseif ($subscription instanceof self) {
+			$this->set_id($subscription->get_id());
+		} elseif (!empty($subscription->id)) {
+			$this->set_id($subscription->id);
+		} elseif ($deprecated && $subscription_id = self::get_subscription_id_by_field($subscription, 'profile_id')) {
+			$this->set_id($subscription_id);
 		} else {
-			$this->set_object_read( true );
+			$this->set_object_read(true);
 		}
 
 		// Load the datastore.
-		$this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
+		$this->data_store = GetPaid_Data_Store::load($this->data_store_name);
 
-		if ( $this->get_id() > 0 ) {
-			$this->data_store->read( $this );
+		if ($this->get_id() > 0) {
+			$this->data_store->read($this);
 		}
 
 	}
@@ -103,17 +103,17 @@ 
 	 * @since 1.0.19
 	 * @return int
 	 */
-	public static function get_subscription_id_by_field( $value, $field = 'profile_id' ) {
+	public static function get_subscription_id_by_field($value, $field = 'profile_id') {
         global $wpdb;
 
 		// Trim the value.
-		$value = trim( $value );
+		$value = trim($value);
 
-		if ( empty( $value ) ) {
+		if (empty($value)) {
 			return 0;
 		}
 
-		if ( 'invoice_id' == $field ) {
+		if ('invoice_id' == $field) {
 			$field = 'parent_payment_id';
 		}
 
@@ -125,28 +125,28 @@ 
 		);
 
 		// Ensure a field has been passed.
-		if ( empty( $field ) || ! in_array( $field, $fields ) ) {
+		if (empty($field) || !in_array($field, $fields)) {
 			return 0;
 		}
 
 		// Maybe retrieve from the cache.
-		$subscription_id   = wp_cache_get( $value, "getpaid_subscription_{$field}s_to_subscription_ids" );
-		if ( ! empty( $subscription_id ) ) {
+		$subscription_id = wp_cache_get($value, "getpaid_subscription_{$field}s_to_subscription_ids");
+		if (!empty($subscription_id)) {
 			return $subscription_id;
 		}
 
         // Fetch from the db.
         $table            = $wpdb->prefix . 'wpinv_subscriptions';
         $subscription_id  = (int) $wpdb->get_var(
-            $wpdb->prepare( "SELECT `id` FROM $table WHERE `$field`=%s LIMIT 1", $value )
+            $wpdb->prepare("SELECT `id` FROM $table WHERE `$field`=%s LIMIT 1", $value)
         );
 
-		if ( empty( $subscription_id ) ) {
+		if (empty($subscription_id)) {
 			return 0;
 		}
 
 		// Update the cache with our data.
-		wp_cache_set( $value, $subscription_id, "getpaid_subscription_{$field}s_to_subscription_ids" );
+		wp_cache_set($value, $subscription_id, "getpaid_subscription_{$field}s_to_subscription_ids");
 
 		return $subscription_id;
 	}
@@ -155,17 +155,17 @@ 
      * Clears the subscription's cache.
      */
     public function clear_cache() {
-		wp_cache_delete( $this->get_parent_payment_id(), 'getpaid_subscription_parent_payment_ids_to_subscription_ids' );
-		wp_cache_delete( $this->get_transaction_id(), 'getpaid_subscription_transaction_ids_to_subscription_ids' );
-		wp_cache_delete( $this->get_profile_id(), 'getpaid_subscription_profile_ids_to_subscription_ids' );
-		wp_cache_delete( $this->get_id(), 'getpaid_subscriptions' );
+		wp_cache_delete($this->get_parent_payment_id(), 'getpaid_subscription_parent_payment_ids_to_subscription_ids');
+		wp_cache_delete($this->get_transaction_id(), 'getpaid_subscription_transaction_ids_to_subscription_ids');
+		wp_cache_delete($this->get_profile_id(), 'getpaid_subscription_profile_ids_to_subscription_ids');
+		wp_cache_delete($this->get_id(), 'getpaid_subscriptions');
 	}
 
 	/**
      * Checks if a subscription key is set.
      */
-    public function _isset( $key ) {
-        return isset( $this->data[$key] ) || method_exists( $this, "get_$key" );
+    public function _isset($key) {
+        return isset($this->data[$key]) || method_exists($this, "get_$key");
 	}
 
 	/*
@@ -190,8 +190,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_customer_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'customer_id', $context );
+	public function get_customer_id($context = 'view') {
+		return (int) $this->get_prop('customer_id', $context);
 	}
 
 	/**
@@ -201,8 +201,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return WP_User|false WP_User object on success, false on failure.
 	 */
-	public function get_customer( $context = 'view' ) {
-		return get_userdata( $this->get_customer_id( $context ) );
+	public function get_customer($context = 'view') {
+		return get_userdata($this->get_customer_id($context));
 	}
 
 	/**
@@ -212,8 +212,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_parent_invoice_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'parent_payment_id', $context );
+	public function get_parent_invoice_id($context = 'view') {
+		return (int) $this->get_prop('parent_payment_id', $context);
 	}
 
 	/**
@@ -223,8 +223,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-    public function get_parent_payment_id( $context = 'view' ) {
-        return $this->get_parent_invoice_id( $context );
+    public function get_parent_payment_id($context = 'view') {
+        return $this->get_parent_invoice_id($context);
 	}
 
 	/**
@@ -233,8 +233,8 @@ 
      * @since  1.0.0
      * @return int
      */
-    public function get_original_payment_id( $context = 'view' ) {
-        return $this->get_parent_invoice_id( $context );
+    public function get_original_payment_id($context = 'view') {
+        return $this->get_parent_invoice_id($context);
     }
 
 	/**
@@ -244,8 +244,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return WPInv_Invoice
 	 */
-	public function get_parent_invoice( $context = 'view' ) {
-		return new WPInv_Invoice( $this->get_parent_invoice_id( $context ) );
+	public function get_parent_invoice($context = 'view') {
+		return new WPInv_Invoice($this->get_parent_invoice_id($context));
 	}
 
 	/**
@@ -255,8 +255,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return WPInv_Invoice
 	 */
-    public function get_parent_payment( $context = 'view' ) {
-        return $this->get_parent_invoice( $context );
+    public function get_parent_payment($context = 'view') {
+        return $this->get_parent_invoice($context);
 	}
 
 	/**
@@ -266,8 +266,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_product_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'product_id', $context );
+	public function get_product_id($context = 'view') {
+		return (int) $this->get_prop('product_id', $context);
 	}
 
 	/**
@@ -277,8 +277,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return WPInv_Item
 	 */
-	public function get_product( $context = 'view' ) {
-		return new WPInv_Item( $this->get_product_id( $context ) );
+	public function get_product($context = 'view') {
+		return new WPInv_Item($this->get_product_id($context));
 	}
 
 	/**
@@ -290,8 +290,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_gateway( $context = 'view' ) {
-		return $this->get_parent_invoice( $context )->get_gateway();
+	public function get_gateway($context = 'view') {
+		return $this->get_parent_invoice($context)->get_gateway();
 	}
 
 	/**
@@ -301,8 +301,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_period( $context = 'view' ) {
-		return $this->get_prop( 'period', $context );
+	public function get_period($context = 'view') {
+		return $this->get_prop('period', $context);
 	}
 
 	/**
@@ -312,8 +312,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_frequency( $context = 'view' ) {
-		return (int) $this->get_prop( 'frequency', $context );
+	public function get_frequency($context = 'view') {
+		return (int) $this->get_prop('frequency', $context);
 	}
 
 	/**
@@ -323,8 +323,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_initial_amount( $context = 'view' ) {
-		return (float) wpinv_sanitize_amount( $this->get_prop( 'initial_amount', $context ) );
+	public function get_initial_amount($context = 'view') {
+		return (float) wpinv_sanitize_amount($this->get_prop('initial_amount', $context));
 	}
 
 	/**
@@ -334,8 +334,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_recurring_amount( $context = 'view' ) {
-		return (float) wpinv_sanitize_amount( $this->get_prop( 'recurring_amount', $context ) );
+	public function get_recurring_amount($context = 'view') {
+		return (float) wpinv_sanitize_amount($this->get_prop('recurring_amount', $context));
 	}
 
 	/**
@@ -345,8 +345,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_bill_times( $context = 'view' ) {
-		return (int) $this->get_prop( 'bill_times', $context );
+	public function get_bill_times($context = 'view') {
+		return (int) $this->get_prop('bill_times', $context);
 	}
 
 	/**
@@ -356,8 +356,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_transaction_id( $context = 'view' ) {
-		return $this->get_prop( 'transaction_id', $context );
+	public function get_transaction_id($context = 'view') {
+		return $this->get_prop('transaction_id', $context);
 	}
 
 	/**
@@ -367,8 +367,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_created( $context = 'view' ) {
-		return $this->get_prop( 'created', $context );
+	public function get_created($context = 'view') {
+		return $this->get_prop('created', $context);
 	}
 
 	/**
@@ -378,8 +378,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_created( $context = 'view' ) {
-		return $this->get_created( $context );
+	public function get_date_created($context = 'view') {
+		return $this->get_created($context);
 	}
 
 	/**
@@ -390,7 +390,7 @@ 
 	 */
 	public function get_time_created() {
 		$created = $this->get_date_created();
-		return empty( $created ) ? current_time( 'timestamp' ) : strtotime( $created, current_time( 'timestamp' ) );
+		return empty($created) ? current_time('timestamp') : strtotime($created, current_time('timestamp'));
 	}
 
 	/**
@@ -400,11 +400,11 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_created_gmt( $context = 'view' ) {
-        $date = $this->get_date_created( $context );
+	public function get_date_created_gmt($context = 'view') {
+        $date = $this->get_date_created($context);
 
-        if ( $date ) {
-            $date = get_gmt_from_date( $date );
+        if ($date) {
+            $date = get_gmt_from_date($date);
         }
 		return $date;
 	}
@@ -416,8 +416,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_next_renewal_date( $context = 'view' ) {
-		return $this->get_prop( 'expiration', $context );
+	public function get_next_renewal_date($context = 'view') {
+		return $this->get_prop('expiration', $context);
 	}
 
 	/**
@@ -427,8 +427,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_expiration( $context = 'view' ) {
-		return $this->get_next_renewal_date( $context );
+	public function get_expiration($context = 'view') {
+		return $this->get_next_renewal_date($context);
 	}
 
 	/**
@@ -440,12 +440,12 @@ 
 	public function get_expiration_time() {
 		$expiration = $this->get_expiration();
 
-		if ( empty( $expiration ) || '0000-00-00 00:00:00' == $expiration ) {
-			return current_time( 'timestamp' );
+		if (empty($expiration) || '0000-00-00 00:00:00' == $expiration) {
+			return current_time('timestamp');
 		}
 
-		$expiration = strtotime( $expiration, current_time( 'timestamp' ) );
-		return $expiration < current_time( 'timestamp' ) ? current_time( 'timestamp' ) : $expiration;
+		$expiration = strtotime($expiration, current_time('timestamp'));
+		return $expiration < current_time('timestamp') ? current_time('timestamp') : $expiration;
 	}
 
 	/**
@@ -455,11 +455,11 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_next_renewal_date_gmt( $context = 'view' ) {
-        $date = $this->get_next_renewal_date( $context );
+	public function get_next_renewal_date_gmt($context = 'view') {
+        $date = $this->get_next_renewal_date($context);
 
-        if ( $date ) {
-            $date = get_gmt_from_date( $date );
+        if ($date) {
+            $date = get_gmt_from_date($date);
         }
 		return $date;
 	}
@@ -471,8 +471,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_trial_period( $context = 'view' ) {
-		return $this->get_prop( 'trial_period', $context );
+	public function get_trial_period($context = 'view') {
+		return $this->get_prop('trial_period', $context);
 	}
 
 	/**
@@ -482,8 +482,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_status( $context = 'view' ) {
-		return $this->get_prop( 'status', $context );
+	public function get_status($context = 'view') {
+		return $this->get_prop('status', $context);
 	}
 
 	/**
@@ -493,8 +493,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_profile_id( $context = 'view' ) {
-		return $this->get_prop( 'profile_id', $context );
+	public function get_profile_id($context = 'view') {
+		return $this->get_prop('profile_id', $context);
 	}
 
 	/*
@@ -509,8 +509,8 @@ 
 	 * @since 1.0.19
 	 * @param  int $value The customer's id.
 	 */
-	public function set_customer_id( $value ) {
-		$this->set_prop( 'customer_id', (int) $value );
+	public function set_customer_id($value) {
+		$this->set_prop('customer_id', (int) $value);
 	}
 
 	/**
@@ -519,8 +519,8 @@ 
 	 * @since 1.0.19
 	 * @param  int $value The parent invoice id.
 	 */
-	public function set_parent_invoice_id( $value ) {
-		$this->set_prop( 'parent_payment_id', (int) $value );
+	public function set_parent_invoice_id($value) {
+		$this->set_prop('parent_payment_id', (int) $value);
 	}
 
 	/**
@@ -529,8 +529,8 @@ 
 	 * @since 1.0.19
 	 * @param  int $value The parent invoice id.
 	 */
-    public function set_parent_payment_id( $value ) {
-        $this->set_parent_invoice_id( $value );
+    public function set_parent_payment_id($value) {
+        $this->set_parent_invoice_id($value);
 	}
 
 	/**
@@ -539,8 +539,8 @@ 
      * @since 1.0.19
 	 * @param  int $value The parent invoice id.
      */
-    public function set_original_payment_id( $value ) {
-        $this->set_parent_invoice_id( $value );
+    public function set_original_payment_id($value) {
+        $this->set_parent_invoice_id($value);
 	}
 
 	/**
@@ -549,8 +549,8 @@ 
 	 * @since 1.0.19
 	 * @param  int $value The subscription product id.
 	 */
-	public function set_product_id( $value ) {
-		$this->set_prop( 'product_id', (int) $value );
+	public function set_product_id($value) {
+		$this->set_prop('product_id', (int) $value);
 	}
 
 	/**
@@ -559,8 +559,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value The renewal period.
 	 */
-	public function set_period( $value ) {
-		$this->set_prop( 'period', $value );
+	public function set_period($value) {
+		$this->set_prop('period', $value);
 	}
 
 	/**
@@ -569,9 +569,9 @@ 
 	 * @since 1.0.19
 	 * @param  int $value The subscription frequency.
 	 */
-	public function set_frequency( $value ) {
-		$value = empty( $value ) ? 1 : (int) $value;
-		$this->set_prop( 'frequency', absint( $value ) );
+	public function set_frequency($value) {
+		$value = empty($value) ? 1 : (int) $value;
+		$this->set_prop('frequency', absint($value));
 	}
 
 	/**
@@ -580,8 +580,8 @@ 
 	 * @since 1.0.19
 	 * @param  float $value The initial subcription amount.
 	 */
-	public function set_initial_amount( $value ) {
-		$this->set_prop( 'initial_amount', wpinv_sanitize_amount( $value ) );
+	public function set_initial_amount($value) {
+		$this->set_prop('initial_amount', wpinv_sanitize_amount($value));
 	}
 
 	/**
@@ -590,8 +590,8 @@ 
 	 * @since 1.0.19
 	 * @param  float $value The recurring subcription amount.
 	 */
-	public function set_recurring_amount( $value ) {
-		$this->set_prop( 'recurring_amount', wpinv_sanitize_amount( $value ) );
+	public function set_recurring_amount($value) {
+		$this->set_prop('recurring_amount', wpinv_sanitize_amount($value));
 	}
 
 	/**
@@ -600,8 +600,8 @@ 
 	 * @since 1.0.19
 	 * @param  int $value Bill times.
 	 */
-	public function set_bill_times( $value ) {
-		$this->set_prop( 'bill_times', (int) $value );
+	public function set_bill_times($value) {
+		$this->set_prop('bill_times', (int) $value);
 	}
 
 	/**
@@ -610,8 +610,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value Bill times.
 	 */
-	public function set_transaction_id( $value ) {
-		$this->set_prop( 'transaction_id', sanitize_text_field( $value ) );
+	public function set_transaction_id($value) {
+		$this->set_prop('transaction_id', sanitize_text_field($value));
 	}
 
 	/**
@@ -620,15 +620,15 @@ 
 	 * @since 1.0.19
 	 * @param string $value strtotime compliant date.
 	 */
-	public function set_created( $value ) {
-        $date = strtotime( $value );
+	public function set_created($value) {
+        $date = strtotime($value);
 
-        if ( $date && $value !== '0000-00-00 00:00:00' ) {
-            $this->set_prop( 'created', date( 'Y-m-d H:i:s', $date ) );
+        if ($date && $value !== '0000-00-00 00:00:00') {
+            $this->set_prop('created', date('Y-m-d H:i:s', $date));
             return;
         }
 
-		$this->set_prop( 'created', '' );
+		$this->set_prop('created', '');
 
 	}
 
@@ -638,8 +638,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value strtotime compliant date.
 	 */
-	public function set_date_created( $value ) {
-		$this->set_created( $value );
+	public function set_date_created($value) {
+		$this->set_created($value);
     }
 
 	/**
@@ -648,15 +648,15 @@ 
 	 * @since 1.0.19
 	 * @param string $value strtotime compliant date.
 	 */
-	public function set_next_renewal_date( $value ) {
-		$date = strtotime( $value );
+	public function set_next_renewal_date($value) {
+		$date = strtotime($value);
 
-        if ( $date && $value !== '0000-00-00 00:00:00' ) {
-            $this->set_prop( 'expiration', date( 'Y-m-d H:i:s', $date ) );
+        if ($date && $value !== '0000-00-00 00:00:00') {
+            $this->set_prop('expiration', date('Y-m-d H:i:s', $date));
             return;
 		}
 
-		$this->set_prop( 'expiration', '' );
+		$this->set_prop('expiration', '');
 
 	}
 
@@ -666,8 +666,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value strtotime compliant date.
 	 */
-	public function set_expiration( $value ) {
-		$this->set_next_renewal_date( $value );
+	public function set_expiration($value) {
+		$this->set_next_renewal_date($value);
     }
 
 	/**
@@ -676,8 +676,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value trial period e.g 1 year.
 	 */
-	public function set_trial_period( $value ) {
-		$this->set_prop( 'trial_period', $value );
+	public function set_trial_period($value) {
+		$this->set_prop('trial_period', $value);
 	}
 
 	/**
@@ -686,19 +686,19 @@ 
 	 * @since 1.0.19
 	 * @param string $new_status    New subscription status.
 	 */
-	public function set_status( $new_status ) {
+	public function set_status($new_status) {
 
 		// Abort if this is not a valid status;
-		if ( ! array_key_exists( $new_status, getpaid_get_subscription_statuses() ) ) {
+		if (!array_key_exists($new_status, getpaid_get_subscription_statuses())) {
 			return;
 		}
 
 		$old_status = $this->get_status();
-		$this->set_prop( 'status', $new_status );
+		$this->set_prop('status', $new_status);
 
-		if ( true === $this->object_read && $old_status !== $new_status ) {
+		if (true === $this->object_read && $old_status !== $new_status) {
 			$this->status_transition = array(
-				'from'   => ! empty( $this->status_transition['from'] ) ? $this->status_transition['from'] : $old_status,
+				'from'   => !empty($this->status_transition['from']) ? $this->status_transition['from'] : $old_status,
 				'to'     => $new_status,
 			);
 		}
@@ -711,8 +711,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value the remote profile id.
 	 */
-	public function set_profile_id( $value ) {
-		$this->set_prop( 'profile_id', sanitize_text_field( $value ) );
+	public function set_profile_id($value) {
+		$this->set_prop('profile_id', sanitize_text_field($value));
 	}
 
 	/*
@@ -730,8 +730,8 @@ 
 	 * @param string|array String or array of strings to check for.
 	 * @return bool
      */
-    public function has_status( $status ) {
-        return in_array( $this->get_status(), wpinv_clean( wpinv_parse_list( $status ) ) );
+    public function has_status($status) {
+        return in_array($this->get_status(), wpinv_clean(wpinv_parse_list($status)));
 	}
 
 	/**
@@ -741,7 +741,7 @@ 
      */
     public function has_trial_period() {
 		$period = $this->get_trial_period();
-        return ! empty( $period );
+        return !empty($period);
 	}
 
 	/**
@@ -750,7 +750,7 @@ 
 	 * @return bool
 	 */
 	public function is_active() {
-		return $this->has_status( 'active trialling' ) && ! $this->is_expired();
+		return $this->has_status('active trialling') && !$this->is_expired();
 	}
 
 	/**
@@ -759,7 +759,7 @@ 
 	 * @return bool
 	 */
 	public function is_expired() {
-		return $this->has_status( 'expired' ) || ( $this->has_status( 'active cancelled trialling' ) && $this->get_expiration_time() < current_time( 'mysql' ) );
+		return $this->has_status('expired') || ($this->has_status('active cancelled trialling') && $this->get_expiration_time() < current_time('mysql'));
 	}
 
 	/**
@@ -769,7 +769,7 @@ 
 	 */
 	public function is_last_renewal() {
 		$max_bills = $this->get_bill_times();
-		return ! empty( $max_bills ) && $max_bills <= $this->get_times_billed();
+		return !empty($max_bills) && $max_bills <= $this->get_times_billed();
 	}
 
 	/*
@@ -784,11 +784,11 @@ 
 	/**
 	 * Backwards compatibilty.
 	 */
-	public function create( $data = array() ) {
+	public function create($data = array()) {
 
 		// Set the properties.
-		if ( is_array( $data ) ) {
-			$this->set_props( $data );
+		if (is_array($data)) {
+			$this->set_props($data);
 		}
 
 		// Save the item.
@@ -799,8 +799,8 @@ 
 	/**
 	 * Backwards compatibilty.
 	 */
-	public function update( $args = array() ) {
-		return $this->create( $args );
+	public function update($args = array()) {
+		return $this->create($args);
 	}
 
     /**
@@ -809,12 +809,12 @@ 
      * @since  1.0.0
      * @return WP_Post[]
      */
-    public function get_child_payments( $hide_pending = true ) {
+    public function get_child_payments($hide_pending = true) {
 
-		$statuses = array( 'publish', 'wpi-processing', 'wpi-renewal' );
+		$statuses = array('publish', 'wpi-processing', 'wpi-renewal');
 
-		if ( ! $hide_pending ) {
-			$statuses = array_keys( wpinv_get_invoice_statuses() );
+		if (!$hide_pending) {
+			$statuses = array_keys(wpinv_get_invoice_statuses());
 		}
 
         return get_posts(
@@ -846,7 +846,7 @@ 
 		);
 
 		// Maybe include parent invoice.
-        if ( $this->get_parent_payment()->is_paid() ) {
+        if ($this->get_parent_payment()->is_paid()) {
             $count++;
         }
 
@@ -862,7 +862,7 @@ 
     public function get_times_billed() {
         $times_billed = $this->get_total_payments();
 
-        if ( (float) $this->get_initial_amount() == 0 && $times_billed > 0 ) {
+        if ((float) $this->get_initial_amount() == 0 && $times_billed > 0) {
             $times_billed--;
         }
 
@@ -877,49 +877,49 @@ 
 	 * @param  WPInv_Invoice $invoice If adding an existing invoice.
      * @return bool
      */
-    public function add_payment( $args = array(), $invoice = false ) {
+    public function add_payment($args = array(), $invoice = false) {
 
 		// Process each payment once.
-        if ( ! empty( $args['transaction_id'] ) && $this->payment_exists( $args['transaction_id'] ) ) {
+        if (!empty($args['transaction_id']) && $this->payment_exists($args['transaction_id'])) {
             return false;
         }
 
 		// Are we creating a new invoice?
-		if ( empty( $invoice ) ) {
+		if (empty($invoice)) {
 			$invoice = $this->create_payment();
 
-			if ( empty( $invoice ) ) {
+			if (empty($invoice)) {
 				return false;
 			}
 
 		}
 
-		$invoice->set_status( 'wpi-renewal' );
+		$invoice->set_status('wpi-renewal');
 
 		// Maybe set a transaction id.
-		if ( ! empty( $args['transaction_id'] ) ) {
-			$invoice->set_transaction_id( $args['transaction_id'] );
+		if (!empty($args['transaction_id'])) {
+			$invoice->set_transaction_id($args['transaction_id']);
 		}
 
 		// Set the completed date.
-		$invoice->set_completed_date( current_time( 'mysql' ) );
+		$invoice->set_completed_date(current_time('mysql'));
 
 		// And the gateway.
-		if ( ! empty( $args['gateway'] ) ) {
-			$invoice->set_gateway( $args['gateway'] );
+		if (!empty($args['gateway'])) {
+			$invoice->set_gateway($args['gateway']);
 		}
 
 		$invoice->save();
 
-		if ( ! $invoice->exists() ) {
+		if (!$invoice->exists()) {
 			return false;
 		}
 
-		do_action( 'getpaid_after_create_subscription_renewal_invoice', $invoice, $this );
-		do_action( 'wpinv_recurring_add_subscription_payment', $invoice, $this );
-        do_action( 'wpinv_recurring_record_payment', $invoice->get_id(), $this->get_parent_invoice_id(), $invoice->get_recurring_total(), $invoice->get_transaction_id() );
+		do_action('getpaid_after_create_subscription_renewal_invoice', $invoice, $this);
+		do_action('wpinv_recurring_add_subscription_payment', $invoice, $this);
+        do_action('wpinv_recurring_record_payment', $invoice->get_id(), $this->get_parent_invoice_id(), $invoice->get_recurring_total(), $invoice->get_transaction_id());
 
-        update_post_meta( $invoice->get_id(), '_wpinv_subscription_id', $this->id );
+        update_post_meta($invoice->get_id(), '_wpinv_subscription_id', $this->id);
 
         return $invoice->get_id();
 	}
@@ -934,15 +934,15 @@ 
 
 		$parent_invoice = $this->get_parent_payment();
 
-		if ( ! $parent_invoice->exists() ) {
+		if (!$parent_invoice->exists()) {
 			return false;
 		}
 
 		// Duplicate the parent invoice.
-		$invoice = getpaid_duplicate_invoice( $parent_invoice );
-		$invoice->set_parent_id( $parent_invoice->get_id() );
+		$invoice = getpaid_duplicate_invoice($parent_invoice);
+		$invoice->set_parent_id($parent_invoice->get_id());
 		$invoice->recalculate_total();
-		$invoice->set_status( 'wpi-pending' );
+		$invoice->set_status('wpi-pending');
 		$invoice->save();
 
 		return $invoice->exists() ? $invoice : false;
@@ -957,20 +957,20 @@ 
 	public function renew() {
 
 		// Complete subscription if applicable
-		if ( $this->is_last_renewal() ) {
+		if ($this->is_last_renewal()) {
 			return $this->complete();
 		}
 
 		// Calculate new expiration
 		$frequency      = $this->get_frequency();
 		$period         = $this->get_period();
-		$new_expiration = strtotime( "+ $frequency $period", $this->get_expiration_time() );
+		$new_expiration = strtotime("+ $frequency $period", $this->get_expiration_time());
 
-		$this->set_expiration( date( 'Y-m-d H:i:s',$new_expiration ) );
-		$this->set_status( 'active' );
+		$this->set_expiration(date('Y-m-d H:i:s', $new_expiration));
+		$this->set_status('active');
 		return $this->save();
 
-		do_action( 'getpaid_subscription_renewed', $this );
+		do_action('getpaid_subscription_renewed', $this);
 
 	}
 
@@ -985,11 +985,11 @@ 
 	public function complete() {
 
 		// Only mark a subscription as complete if it's not already cancelled.
-		if ( $this->has_status( 'cancelled' ) ) {
+		if ($this->has_status('cancelled')) {
 			return false;
 		}
 
-		$this->set_status( 'completed' );
+		$this->set_status('completed');
 		return $this->save();
 
 	}
@@ -1001,14 +1001,14 @@ 
 	 * @param  bool $check_expiration
 	 * @return int|bool Subscription id or false if $check_expiration is true and expiration date is in the future.
 	 */
-	public function expire( $check_expiration = false ) {
+	public function expire($check_expiration = false) {
 
-		if ( $check_expiration && $this->get_expiration_time() > current_time( 'timestamp' ) ) {
+		if ($check_expiration && $this->get_expiration_time() > current_time('timestamp')) {
 			// Do not mark as expired since real expiration date is in the future
 			return false;
 		}
 
-		$this->set_status( 'expired' );
+		$this->set_status('expired');
 		return $this->save();
 
 	}
@@ -1020,7 +1020,7 @@ 
 	 * @return int Subscription id.
 	 */
 	public function failing() {
-		$this->set_status( 'failing' );
+		$this->set_status('failing');
 		return $this->save();
 	}
 
@@ -1031,7 +1031,7 @@ 
      * @return int Subscription id.
      */
     public function cancel() {
-		$this->set_status( 'cancelled' );
+		$this->set_status('cancelled');
 		return $this->save();
     }
 
@@ -1042,7 +1042,7 @@ 
 	 * @return bool
 	 */
 	public function can_cancel() {
-		return apply_filters( 'wpinv_subscription_can_cancel', $this->has_status( $this->get_cancellable_statuses() ), $this );
+		return apply_filters('wpinv_subscription_can_cancel', $this->has_status($this->get_cancellable_statuses()), $this);
 	}
 
     /**
@@ -1053,7 +1053,7 @@ 
      * @return      array
      */
     public function get_cancellable_statuses() {
-        return apply_filters( 'wpinv_recurring_cancellable_statuses', array( 'active', 'trialling', 'failing' ) );
+        return apply_filters('wpinv_recurring_cancellable_statuses', array('active', 'trialling', 'failing'));
     }
 
 	/**
@@ -1063,8 +1063,8 @@ 
 	 * @return string
 	 */
 	public function get_cancel_url() {
-		$url = getpaid_get_authenticated_action_url( 'subscription_cancel', $this->get_view_url() );
-		return apply_filters( 'wpinv_subscription_cancel_url', $url, $this );
+		$url = getpaid_get_authenticated_action_url('subscription_cancel', $this->get_view_url());
+		return apply_filters('wpinv_subscription_cancel_url', $url, $this);
 	}
 
 	/**
@@ -1075,10 +1075,10 @@ 
 	 */
 	public function get_view_url() {
 
-		$url = getpaid_get_tab_url( 'gp-subscriptions', get_permalink( (int) wpinv_get_option( 'invoice_subscription_page' ) ) );
-		$url = add_query_arg( 'subscription', $this->get_id(), $url );
+		$url = getpaid_get_tab_url('gp-subscriptions', get_permalink((int) wpinv_get_option('invoice_subscription_page')));
+		$url = add_query_arg('subscription', $this->get_id(), $url);
 
-		return apply_filters( 'getpaid_get_subscription_view_url', $url, $this );
+		return apply_filters('getpaid_get_subscription_view_url', $url, $this);
 	}
 
 	/**
@@ -1091,7 +1091,7 @@ 
 	 * @return bool
 	 */
 	public function can_renew() {
-		return apply_filters( 'wpinv_subscription_can_renew', true, $this );
+		return apply_filters('wpinv_subscription_can_renew', true, $this);
 	}
 
 	/**
@@ -1101,8 +1101,8 @@ 
 	 * @return string
 	 */
 	public function get_renew_url() {
-		$url = wp_nonce_url( add_query_arg( array( 'getpaid-action' => 'renew_subscription', 'sub_id' => $this->get_id ) ), 'getpaid-nonce' );
-		return apply_filters( 'wpinv_subscription_renew_url', $url, $this );
+		$url = wp_nonce_url(add_query_arg(array('getpaid-action' => 'renew_subscription', 'sub_id' => $this->get_id)), 'getpaid-nonce');
+		return apply_filters('wpinv_subscription_renew_url', $url, $this);
 	}
 
 	/**
@@ -1112,7 +1112,7 @@ 
 	 * @return bool
 	 */
 	public function can_update() {
-		return apply_filters( 'wpinv_subscription_can_update', false, $this );
+		return apply_filters('wpinv_subscription_can_update', false, $this);
 	}
 
 	/**
@@ -1122,8 +1122,8 @@ 
 	 * @return string
 	 */
 	public function get_update_url() {
-		$url = add_query_arg( array( 'action' => 'update', 'subscription_id' => $this->get_id() ) );
-		return apply_filters( 'wpinv_subscription_update_url', $url, $this );
+		$url = add_query_arg(array('action' => 'update', 'subscription_id' => $this->get_id()));
+		return apply_filters('wpinv_subscription_update_url', $url, $this);
 	}
 
 	/**
@@ -1133,7 +1133,7 @@ 
 	 * @return string
 	 */
 	public function get_status_label() {
-		return getpaid_get_subscription_status_label( $this->get_status() );
+		return getpaid_get_subscription_status_label($this->get_status());
 	}
 
 	/**
@@ -1144,7 +1144,7 @@ 
 	 */
 	public function get_status_class() {
 		$statuses = getpaid_get_subscription_status_classes();
-		return isset( $statuses[ $this->get_status() ] ) ? $statuses[ $this->get_status() ] : 'badge-dark';
+		return isset($statuses[$this->get_status()]) ? $statuses[$this->get_status()] : 'badge-dark';
 	}
 
     /**
@@ -1155,9 +1155,9 @@ 
      */
     public function get_status_label_html() {
 
-		$status_label = sanitize_text_field( $this->get_status_label() );
-		$class        = esc_attr( $this->get_status_class() );
-		$status       = sanitize_html_class( $this->get_status() );
+		$status_label = sanitize_text_field($this->get_status_label());
+		$class        = esc_attr($this->get_status_class());
+		$status       = sanitize_html_class($this->get_status());
 
 		return "<span class='bsui'><span class='badge $class $status'>$status_label</span></span>";
     }
@@ -1169,9 +1169,9 @@ 
      * @param  string $txn_id The transaction ID from the merchant processor
      * @return bool
      */
-    public function payment_exists( $txn_id = '' ) {
-		$invoice_id = WPInv_Invoice::get_invoice_id_by_field( $txn_id, 'transaction_id' );
-        return ! empty( $invoice_id );
+    public function payment_exists($txn_id = '') {
+		$invoice_id = WPInv_Invoice::get_invoice_id_by_field($txn_id, 'transaction_id');
+        return !empty($invoice_id);
 	}
 
 	/**
@@ -1183,35 +1183,35 @@ 
 		// Reset status transition variable.
 		$this->status_transition = false;
 
-		if ( $status_transition ) {
+		if ($status_transition) {
 			try {
 
 				// Fire a hook for the status change.
-				do_action( 'wpinv_subscription_' . $status_transition['to'], $this->get_id(), $this, $status_transition );
-				do_action( 'getpaid_subscription_' . $status_transition['to'], $this, $status_transition );
+				do_action('wpinv_subscription_' . $status_transition['to'], $this->get_id(), $this, $status_transition);
+				do_action('getpaid_subscription_' . $status_transition['to'], $this, $status_transition);
 
-				if ( ! empty( $status_transition['from'] ) ) {
+				if (!empty($status_transition['from'])) {
 
 					/* translators: 1: old subscription status 2: new subscription status */
-					$transition_note = sprintf( __( 'Subscription status changed from %1$s to %2$s.', 'invoicing' ), getpaid_get_subscription_status_label( $status_transition['from'] ), getpaid_get_subscription_status_label( $status_transition['to'] ) );
+					$transition_note = sprintf(__('Subscription status changed from %1$s to %2$s.', 'invoicing'), getpaid_get_subscription_status_label($status_transition['from']), getpaid_get_subscription_status_label($status_transition['to']));
 
 					// Note the transition occurred.
-					$this->get_parent_payment()->add_note( $transition_note, false, false, true );
+					$this->get_parent_payment()->add_note($transition_note, false, false, true);
 
 					// Fire another hook.
-					do_action( 'getpaid_subscription_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this->get_id(), $this );
-					do_action( 'getpaid_subscription_status_changed', $this, $status_transition['from'], $status_transition['to'] );
+					do_action('getpaid_subscription_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this->get_id(), $this);
+					do_action('getpaid_subscription_status_changed', $this, $status_transition['from'], $status_transition['to']);
 
 				} else {
 					/* translators: %s: new invoice status */
-					$transition_note = sprintf( __( 'Subscription status set to %s.', 'invoicing' ), getpaid_get_subscription_status_label( $status_transition['to'] ) );
+					$transition_note = sprintf(__('Subscription status set to %s.', 'invoicing'), getpaid_get_subscription_status_label($status_transition['to']));
 
 					// Note the transition occurred.
-					$this->get_parent_payment()->add_note( $transition_note, false, false, true );
+					$this->get_parent_payment()->add_note($transition_note, false, false, true);
 
 				}
-			} catch ( Exception $e ) {
-				$this->get_parent_payment()->add_note( __( 'Error during subscription status transition.', 'invoicing' ) . ' ' . $e->getMessage() );
+			} catch (Exception $e) {
+				$this->get_parent_payment()->add_note(__('Error during subscription status transition.', 'invoicing') . ' ' . $e->getMessage());
 			}
 		}
 
@@ -1237,7 +1237,7 @@ 
 	 */
 	public function activate() {
 		$status = 'trialling' == $this->get_status() ? 'trialling' : 'active';
-		$this->set_status( $status );
+		$this->set_status($status);
 		return $this->save();
 	}
 

Indentation +1005 added lines, -1005 removed lines

@@ -15,125 +15,125 @@ 
  */
 class WPInv_Subscription extends GetPaid_Data {
 
-	/**
-	 * Which data store to load.
-	 *
-	 * @var string
-	 */
-	protected $data_store_name = 'subscription';
-
-	/**
-	 * This is the name of this object type.
-	 *
-	 * @var string
-	 */
-	protected $object_type = 'subscription';
-
-	/**
-	 * Item Data array. This is the core item data exposed in APIs.
-	 *
-	 * @since 1.0.19
-	 * @var array
-	 */
-	protected $data = array(
-		'customer_id'       => 0,
-		'frequency'         => 1,
-		'period'            => 'D',
-		'initial_amount'    => null,
-		'recurring_amount'  => null,
-		'bill_times'        => 0,
-		'transaction_id'    => '',
-		'parent_payment_id' => null,
-		'product_id'        => 0,
-		'created'           => '0000-00-00 00:00:00',
-		'expiration'        => '0000-00-00 00:00:00',
-		'trial_period'      => '',
-		'status'            => 'pending',
-		'profile_id'        => '',
-		'gateway'           => '',
-		'customer'          => '',
-	);
-
-	/**
-	 * Stores the status transition information.
-	 *
-	 * @since 1.0.19
-	 * @var bool
-	 */
-	protected $status_transition = false;
-
-	/**
-	 * Get the subscription if ID is passed, otherwise the subscription is new and empty.
-	 *
-	 * @param  int|string|object|WPInv_Subscription $subscription Subscription id, profile_id, or object to read.
-	 * @param  bool $deprecated
-	 */
-	function __construct( $subscription = 0, $deprecated = false ) {
-
-		parent::__construct( $subscription );
-
-		if ( ! $deprecated && ! empty( $subscription ) && is_numeric( $subscription ) ) {
-			$this->set_id( $subscription );
-		} elseif ( $subscription instanceof self ) {
-			$this->set_id( $subscription->get_id() );
-		} elseif ( ! empty( $subscription->id ) ) {
-			$this->set_id( $subscription->id );
-		} elseif ( $deprecated && $subscription_id = self::get_subscription_id_by_field( $subscription, 'profile_id' ) ) {
-			$this->set_id( $subscription_id );
-		} else {
-			$this->set_object_read( true );
-		}
-
-		// Load the datastore.
-		$this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
-
-		if ( $this->get_id() > 0 ) {
-			$this->data_store->read( $this );
-		}
-
-	}
-
-	/**
-	 * Given an invoice id, profile id, transaction id, it returns the subscription's id.
-	 *
-	 *
-	 * @static
-	 * @param string $value
-	 * @param string $field Either invoice_id, transaction_id or profile_id.
-	 * @since 1.0.19
-	 * @return int
-	 */
-	public static function get_subscription_id_by_field( $value, $field = 'profile_id' ) {
+    /**
+     * Which data store to load.
+     *
+     * @var string
+     */
+    protected $data_store_name = 'subscription';
+
+    /**
+     * This is the name of this object type.
+     *
+     * @var string
+     */
+    protected $object_type = 'subscription';
+
+    /**
+     * Item Data array. This is the core item data exposed in APIs.
+     *
+     * @since 1.0.19
+     * @var array
+     */
+    protected $data = array(
+        'customer_id'       => 0,
+        'frequency'         => 1,
+        'period'            => 'D',
+        'initial_amount'    => null,
+        'recurring_amount'  => null,
+        'bill_times'        => 0,
+        'transaction_id'    => '',
+        'parent_payment_id' => null,
+        'product_id'        => 0,
+        'created'           => '0000-00-00 00:00:00',
+        'expiration'        => '0000-00-00 00:00:00',
+        'trial_period'      => '',
+        'status'            => 'pending',
+        'profile_id'        => '',
+        'gateway'           => '',
+        'customer'          => '',
+    );
+
+    /**
+     * Stores the status transition information.
+     *
+     * @since 1.0.19
+     * @var bool
+     */
+    protected $status_transition = false;
+
+    /**
+     * Get the subscription if ID is passed, otherwise the subscription is new and empty.
+     *
+     * @param  int|string|object|WPInv_Subscription $subscription Subscription id, profile_id, or object to read.
+     * @param  bool $deprecated
+     */
+    function __construct( $subscription = 0, $deprecated = false ) {
+
+        parent::__construct( $subscription );
+
+        if ( ! $deprecated && ! empty( $subscription ) && is_numeric( $subscription ) ) {
+            $this->set_id( $subscription );
+        } elseif ( $subscription instanceof self ) {
+            $this->set_id( $subscription->get_id() );
+        } elseif ( ! empty( $subscription->id ) ) {
+            $this->set_id( $subscription->id );
+        } elseif ( $deprecated && $subscription_id = self::get_subscription_id_by_field( $subscription, 'profile_id' ) ) {
+            $this->set_id( $subscription_id );
+        } else {
+            $this->set_object_read( true );
+        }
+
+        // Load the datastore.
+        $this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
+
+        if ( $this->get_id() > 0 ) {
+            $this->data_store->read( $this );
+        }
+
+    }
+
+    /**
+     * Given an invoice id, profile id, transaction id, it returns the subscription's id.
+     *
+     *
+     * @static
+     * @param string $value
+     * @param string $field Either invoice_id, transaction_id or profile_id.
+     * @since 1.0.19
+     * @return int
+     */
+    public static function get_subscription_id_by_field( $value, $field = 'profile_id' ) {
         global $wpdb;
 
-		// Trim the value.
-		$value = trim( $value );
+        // Trim the value.
+        $value = trim( $value );
 
-		if ( empty( $value ) ) {
-			return 0;
-		}
+        if ( empty( $value ) ) {
+            return 0;
+        }
 
-		if ( 'invoice_id' == $field ) {
-			$field = 'parent_payment_id';
-		}
+        if ( 'invoice_id' == $field ) {
+            $field = 'parent_payment_id';
+        }
 
         // Valid fields.
         $fields = array(
-			'parent_payment_id',
-			'transaction_id',
-			'profile_id'
-		);
-
-		// Ensure a field has been passed.
-		if ( empty( $field ) || ! in_array( $field, $fields ) ) {
-			return 0;
-		}
-
-		// Maybe retrieve from the cache.
-		$subscription_id   = wp_cache_get( $value, "getpaid_subscription_{$field}s_to_subscription_ids" );
-		if ( ! empty( $subscription_id ) ) {
-			return $subscription_id;
-		}
+            'parent_payment_id',
+            'transaction_id',
+            'profile_id'
+        );
+
+        // Ensure a field has been passed.
+        if ( empty( $field ) || ! in_array( $field, $fields ) ) {
+            return 0;
+        }
+
+        // Maybe retrieve from the cache.
+        $subscription_id   = wp_cache_get( $value, "getpaid_subscription_{$field}s_to_subscription_ids" );
+        if ( ! empty( $subscription_id ) ) {
+            return $subscription_id;
+        }
 
         // Fetch from the db.
         $table            = $wpdb->prefix . 'wpinv_subscriptions';
@@ -141,34 +141,34 @@ 
             $wpdb->prepare( "SELECT `id` FROM $table WHERE `$field`=%s LIMIT 1", $value )
         );
 
-		if ( empty( $subscription_id ) ) {
-			return 0;
-		}
+        if ( empty( $subscription_id ) ) {
+            return 0;
+        }
 
-		// Update the cache with our data.
-		wp_cache_set( $value, $subscription_id, "getpaid_subscription_{$field}s_to_subscription_ids" );
+        // Update the cache with our data.
+        wp_cache_set( $value, $subscription_id, "getpaid_subscription_{$field}s_to_subscription_ids" );
 
-		return $subscription_id;
-	}
+        return $subscription_id;
+    }
 
-	/**
+    /**
      * Clears the subscription's cache.
      */
     public function clear_cache() {
-		wp_cache_delete( $this->get_parent_payment_id(), 'getpaid_subscription_parent_payment_ids_to_subscription_ids' );
-		wp_cache_delete( $this->get_transaction_id(), 'getpaid_subscription_transaction_ids_to_subscription_ids' );
-		wp_cache_delete( $this->get_profile_id(), 'getpaid_subscription_profile_ids_to_subscription_ids' );
-		wp_cache_delete( $this->get_id(), 'getpaid_subscriptions' );
-	}
+        wp_cache_delete( $this->get_parent_payment_id(), 'getpaid_subscription_parent_payment_ids_to_subscription_ids' );
+        wp_cache_delete( $this->get_transaction_id(), 'getpaid_subscription_transaction_ids_to_subscription_ids' );
+        wp_cache_delete( $this->get_profile_id(), 'getpaid_subscription_profile_ids_to_subscription_ids' );
+        wp_cache_delete( $this->get_id(), 'getpaid_subscriptions' );
+    }
 
-	/**
+    /**
      * Checks if a subscription key is set.
      */
     public function _isset( $key ) {
         return isset( $this->data[$key] ) || method_exists( $this, "get_$key" );
-	}
+    }
 
-	/*
+    /*
 	|--------------------------------------------------------------------------
 	| CRUD methods
 	|--------------------------------------------------------------------------
@@ -177,545 +177,545 @@ 
 	|
     */
 
-	/*
+    /*
 	|--------------------------------------------------------------------------
 	| Getters
 	|--------------------------------------------------------------------------
 	*/
 
-	/**
-	 * Get customer id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_customer_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'customer_id', $context );
-	}
-
-	/**
-	 * Get customer information.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return WP_User|false WP_User object on success, false on failure.
-	 */
-	public function get_customer( $context = 'view' ) {
-		return get_userdata( $this->get_customer_id( $context ) );
-	}
-
-	/**
-	 * Get parent invoice id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_parent_invoice_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'parent_payment_id', $context );
-	}
-
-	/**
-	 * Alias for self::get_parent_invoice_id().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
+    /**
+     * Get customer id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_customer_id( $context = 'view' ) {
+        return (int) $this->get_prop( 'customer_id', $context );
+    }
+
+    /**
+     * Get customer information.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return WP_User|false WP_User object on success, false on failure.
+     */
+    public function get_customer( $context = 'view' ) {
+        return get_userdata( $this->get_customer_id( $context ) );
+    }
+
+    /**
+     * Get parent invoice id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_parent_invoice_id( $context = 'view' ) {
+        return (int) $this->get_prop( 'parent_payment_id', $context );
+    }
+
+    /**
+     * Alias for self::get_parent_invoice_id().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
     public function get_parent_payment_id( $context = 'view' ) {
         return $this->get_parent_invoice_id( $context );
-	}
+    }
 
-	/**
+    /**
      * Alias for self::get_parent_invoice_id().
      *
-     * @since  1.0.0
-     * @return int
+     * @since  1.0.0
+     * @return int
+     */
+    public function get_original_payment_id( $context = 'view' ) {
+        return $this->get_parent_invoice_id( $context );
+    }
+
+    /**
+     * Get parent invoice.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return WPInv_Invoice
+     */
+    public function get_parent_invoice( $context = 'view' ) {
+        return new WPInv_Invoice( $this->get_parent_invoice_id( $context ) );
+    }
+
+    /**
+     * Alias for self::get_parent_invoice().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return WPInv_Invoice
+     */
+    public function get_parent_payment( $context = 'view' ) {
+        return $this->get_parent_invoice( $context );
+    }
+
+    /**
+     * Get subscription's product id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_product_id( $context = 'view' ) {
+        return (int) $this->get_prop( 'product_id', $context );
+    }
+
+    /**
+     * Get the subscription product.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return WPInv_Item
+     */
+    public function get_product( $context = 'view' ) {
+        return new WPInv_Item( $this->get_product_id( $context ) );
+    }
+
+    /**
+     * Get parent invoice's gateway.
+     *
+     * Here for backwards compatibility.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_gateway( $context = 'view' ) {
+        return $this->get_parent_invoice( $context )->get_gateway();
+    }
+
+    /**
+     * Get the period of a renewal.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_period( $context = 'view' ) {
+        return $this->get_prop( 'period', $context );
+    }
+
+    /**
+     * Get number of periods each renewal is valid for.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_frequency( $context = 'view' ) {
+        return (int) $this->get_prop( 'frequency', $context );
+    }
+
+    /**
+     * Get the initial amount for the subscription.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_initial_amount( $context = 'view' ) {
+        return (float) wpinv_sanitize_amount( $this->get_prop( 'initial_amount', $context ) );
+    }
+
+    /**
+     * Get the recurring amount for the subscription.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_recurring_amount( $context = 'view' ) {
+        return (float) wpinv_sanitize_amount( $this->get_prop( 'recurring_amount', $context ) );
+    }
+
+    /**
+     * Get number of times that this subscription can be renewed.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_bill_times( $context = 'view' ) {
+        return (int) $this->get_prop( 'bill_times', $context );
+    }
+
+    /**
+     * Get transaction id of this subscription's parent invoice.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_transaction_id( $context = 'view' ) {
+        return $this->get_prop( 'transaction_id', $context );
+    }
+
+    /**
+     * Get the date that the subscription was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_created( $context = 'view' ) {
+        return $this->get_prop( 'created', $context );
+    }
+
+    /**
+     * Alias for self::get_created().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_created( $context = 'view' ) {
+        return $this->get_created( $context );
+    }
+
+    /**
+     * Retrieves the creation date in a timestamp
+     *
+     * @since  1.0.0
+     * @return int
+     */
+    public function get_time_created() {
+        $created = $this->get_date_created();
+        return empty( $created ) ? current_time( 'timestamp' ) : strtotime( $created, current_time( 'timestamp' ) );
+    }
+
+    /**
+     * Get GMT date when the subscription was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_created_gmt( $context = 'view' ) {
+        $date = $this->get_date_created( $context );
+
+        if ( $date ) {
+            $date = get_gmt_from_date( $date );
+        }
+        return $date;
+    }
+
+    /**
+     * Get the date that the subscription will renew.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_next_renewal_date( $context = 'view' ) {
+        return $this->get_prop( 'expiration', $context );
+    }
+
+    /**
+     * Alias for self::get_next_renewal_date().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_expiration( $context = 'view' ) {
+        return $this->get_next_renewal_date( $context );
+    }
+
+    /**
+     * Retrieves the expiration date in a timestamp
+     *
+     * @since  1.0.0
+     * @return int
+     */
+    public function get_expiration_time() {
+        $expiration = $this->get_expiration();
+
+        if ( empty( $expiration ) || '0000-00-00 00:00:00' == $expiration ) {
+            return current_time( 'timestamp' );
+        }
+
+        $expiration = strtotime( $expiration, current_time( 'timestamp' ) );
+        return $expiration < current_time( 'timestamp' ) ? current_time( 'timestamp' ) : $expiration;
+    }
+
+    /**
+     * Get GMT date when the subscription will renew.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_next_renewal_date_gmt( $context = 'view' ) {
+        $date = $this->get_next_renewal_date( $context );
+
+        if ( $date ) {
+            $date = get_gmt_from_date( $date );
+        }
+        return $date;
+    }
+
+    /**
+     * Get the subscription's trial period.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_trial_period( $context = 'view' ) {
+        return $this->get_prop( 'trial_period', $context );
+    }
+
+    /**
+     * Get the subscription's status.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_status( $context = 'view' ) {
+        return $this->get_prop( 'status', $context );
+    }
+
+    /**
+     * Get the subscription's profile id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_profile_id( $context = 'view' ) {
+        return $this->get_prop( 'profile_id', $context );
+    }
+
+    /*
+	|--------------------------------------------------------------------------
+	| Setters
+	|--------------------------------------------------------------------------
+	*/
+
+    /**
+     * Set customer id.
+     *
+     * @since 1.0.19
+     * @param  int $value The customer's id.
+     */
+    public function set_customer_id( $value ) {
+        $this->set_prop( 'customer_id', (int) $value );
+    }
+
+    /**
+     * Set parent invoice id.
+     *
+     * @since 1.0.19
+     * @param  int $value The parent invoice id.
+     */
+    public function set_parent_invoice_id( $value ) {
+        $this->set_prop( 'parent_payment_id', (int) $value );
+    }
+
+    /**
+     * Alias for self::set_parent_invoice_id().
+     *
+     * @since 1.0.19
+     * @param  int $value The parent invoice id.
+     */
+    public function set_parent_payment_id( $value ) {
+        $this->set_parent_invoice_id( $value );
+    }
+
+    /**
+     * Alias for self::set_parent_invoice_id().
+     *
+     * @since 1.0.19
+     * @param  int $value The parent invoice id.
+     */
+    public function set_original_payment_id( $value ) {
+        $this->set_parent_invoice_id( $value );
+    }
+
+    /**
+     * Set subscription's product id.
+     *
+     * @since 1.0.19
+     * @param  int $value The subscription product id.
+     */
+    public function set_product_id( $value ) {
+        $this->set_prop( 'product_id', (int) $value );
+    }
+
+    /**
+     * Set the period of a renewal.
+     *
+     * @since 1.0.19
+     * @param  string $value The renewal period.
+     */
+    public function set_period( $value ) {
+        $this->set_prop( 'period', $value );
+    }
+
+    /**
+     * Set number of periods each renewal is valid for.
+     *
+     * @since 1.0.19
+     * @param  int $value The subscription frequency.
+     */
+    public function set_frequency( $value ) {
+        $value = empty( $value ) ? 1 : (int) $value;
+        $this->set_prop( 'frequency', absint( $value ) );
+    }
+
+    /**
+     * Set the initial amount for the subscription.
+     *
+     * @since 1.0.19
+     * @param  float $value The initial subcription amount.
+     */
+    public function set_initial_amount( $value ) {
+        $this->set_prop( 'initial_amount', wpinv_sanitize_amount( $value ) );
+    }
+
+    /**
+     * Set the recurring amount for the subscription.
+     *
+     * @since 1.0.19
+     * @param  float $value The recurring subcription amount.
+     */
+    public function set_recurring_amount( $value ) {
+        $this->set_prop( 'recurring_amount', wpinv_sanitize_amount( $value ) );
+    }
+
+    /**
+     * Set number of times that this subscription can be renewed.
+     *
+     * @since 1.0.19
+     * @param  int $value Bill times.
+     */
+    public function set_bill_times( $value ) {
+        $this->set_prop( 'bill_times', (int) $value );
+    }
+
+    /**
+     * Get transaction id of this subscription's parent invoice.
+     *
+     * @since 1.0.19
+     * @param string $value Bill times.
      */
-    public function get_original_payment_id( $context = 'view' ) {
-        return $this->get_parent_invoice_id( $context );
+    public function set_transaction_id( $value ) {
+        $this->set_prop( 'transaction_id', sanitize_text_field( $value ) );
     }
 
-	/**
-	 * Get parent invoice.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return WPInv_Invoice
-	 */
-	public function get_parent_invoice( $context = 'view' ) {
-		return new WPInv_Invoice( $this->get_parent_invoice_id( $context ) );
-	}
-
-	/**
-	 * Alias for self::get_parent_invoice().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return WPInv_Invoice
-	 */
-    public function get_parent_payment( $context = 'view' ) {
-        return $this->get_parent_invoice( $context );
-	}
-
-	/**
-	 * Get subscription's product id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_product_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'product_id', $context );
-	}
-
-	/**
-	 * Get the subscription product.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return WPInv_Item
-	 */
-	public function get_product( $context = 'view' ) {
-		return new WPInv_Item( $this->get_product_id( $context ) );
-	}
-
-	/**
-	 * Get parent invoice's gateway.
-	 *
-	 * Here for backwards compatibility.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_gateway( $context = 'view' ) {
-		return $this->get_parent_invoice( $context )->get_gateway();
-	}
-
-	/**
-	 * Get the period of a renewal.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_period( $context = 'view' ) {
-		return $this->get_prop( 'period', $context );
-	}
-
-	/**
-	 * Get number of periods each renewal is valid for.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_frequency( $context = 'view' ) {
-		return (int) $this->get_prop( 'frequency', $context );
-	}
-
-	/**
-	 * Get the initial amount for the subscription.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_initial_amount( $context = 'view' ) {
-		return (float) wpinv_sanitize_amount( $this->get_prop( 'initial_amount', $context ) );
-	}
-
-	/**
-	 * Get the recurring amount for the subscription.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_recurring_amount( $context = 'view' ) {
-		return (float) wpinv_sanitize_amount( $this->get_prop( 'recurring_amount', $context ) );
-	}
-
-	/**
-	 * Get number of times that this subscription can be renewed.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_bill_times( $context = 'view' ) {
-		return (int) $this->get_prop( 'bill_times', $context );
-	}
-
-	/**
-	 * Get transaction id of this subscription's parent invoice.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_transaction_id( $context = 'view' ) {
-		return $this->get_prop( 'transaction_id', $context );
-	}
-
-	/**
-	 * Get the date that the subscription was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_created( $context = 'view' ) {
-		return $this->get_prop( 'created', $context );
-	}
-
-	/**
-	 * Alias for self::get_created().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_created( $context = 'view' ) {
-		return $this->get_created( $context );
-	}
-
-	/**
-	 * Retrieves the creation date in a timestamp
-	 *
-	 * @since  1.0.0
-	 * @return int
-	 */
-	public function get_time_created() {
-		$created = $this->get_date_created();
-		return empty( $created ) ? current_time( 'timestamp' ) : strtotime( $created, current_time( 'timestamp' ) );
-	}
-
-	/**
-	 * Get GMT date when the subscription was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_created_gmt( $context = 'view' ) {
-        $date = $this->get_date_created( $context );
+    /**
+     * Set date when this subscription started.
+     *
+     * @since 1.0.19
+     * @param string $value strtotime compliant date.
+     */
+    public function set_created( $value ) {
+        $date = strtotime( $value );
 
-        if ( $date ) {
-            $date = get_gmt_from_date( $date );
+        if ( $date && $value !== '0000-00-00 00:00:00' ) {
+            $this->set_prop( 'created', date( 'Y-m-d H:i:s', $date ) );
+            return;
         }
-		return $date;
-	}
-
-	/**
-	 * Get the date that the subscription will renew.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_next_renewal_date( $context = 'view' ) {
-		return $this->get_prop( 'expiration', $context );
-	}
-
-	/**
-	 * Alias for self::get_next_renewal_date().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_expiration( $context = 'view' ) {
-		return $this->get_next_renewal_date( $context );
-	}
-
-	/**
-	 * Retrieves the expiration date in a timestamp
-	 *
-	 * @since  1.0.0
-	 * @return int
-	 */
-	public function get_expiration_time() {
-		$expiration = $this->get_expiration();
-
-		if ( empty( $expiration ) || '0000-00-00 00:00:00' == $expiration ) {
-			return current_time( 'timestamp' );
-		}
-
-		$expiration = strtotime( $expiration, current_time( 'timestamp' ) );
-		return $expiration < current_time( 'timestamp' ) ? current_time( 'timestamp' ) : $expiration;
-	}
-
-	/**
-	 * Get GMT date when the subscription will renew.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_next_renewal_date_gmt( $context = 'view' ) {
-        $date = $this->get_next_renewal_date( $context );
 
-        if ( $date ) {
-            $date = get_gmt_from_date( $date );
-        }
-		return $date;
-	}
-
-	/**
-	 * Get the subscription's trial period.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_trial_period( $context = 'view' ) {
-		return $this->get_prop( 'trial_period', $context );
-	}
-
-	/**
-	 * Get the subscription's status.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_status( $context = 'view' ) {
-		return $this->get_prop( 'status', $context );
-	}
-
-	/**
-	 * Get the subscription's profile id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_profile_id( $context = 'view' ) {
-		return $this->get_prop( 'profile_id', $context );
-	}
-
-	/*
-	|--------------------------------------------------------------------------
-	| Setters
-	|--------------------------------------------------------------------------
-	*/
+        $this->set_prop( 'created', '' );
 
-	/**
-	 * Set customer id.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value The customer's id.
-	 */
-	public function set_customer_id( $value ) {
-		$this->set_prop( 'customer_id', (int) $value );
-	}
-
-	/**
-	 * Set parent invoice id.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value The parent invoice id.
-	 */
-	public function set_parent_invoice_id( $value ) {
-		$this->set_prop( 'parent_payment_id', (int) $value );
-	}
-
-	/**
-	 * Alias for self::set_parent_invoice_id().
-	 *
-	 * @since 1.0.19
-	 * @param  int $value The parent invoice id.
-	 */
-    public function set_parent_payment_id( $value ) {
-        $this->set_parent_invoice_id( $value );
-	}
+    }
 
-	/**
-     * Alias for self::set_parent_invoice_id().
+    /**
+     * Alias for self::set_created().
      *
      * @since 1.0.19
-	 * @param  int $value The parent invoice id.
+     * @param string $value strtotime compliant date.
      */
-    public function set_original_payment_id( $value ) {
-        $this->set_parent_invoice_id( $value );
-	}
-
-	/**
-	 * Set subscription's product id.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value The subscription product id.
-	 */
-	public function set_product_id( $value ) {
-		$this->set_prop( 'product_id', (int) $value );
-	}
-
-	/**
-	 * Set the period of a renewal.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value The renewal period.
-	 */
-	public function set_period( $value ) {
-		$this->set_prop( 'period', $value );
-	}
-
-	/**
-	 * Set number of periods each renewal is valid for.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value The subscription frequency.
-	 */
-	public function set_frequency( $value ) {
-		$value = empty( $value ) ? 1 : (int) $value;
-		$this->set_prop( 'frequency', absint( $value ) );
-	}
-
-	/**
-	 * Set the initial amount for the subscription.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value The initial subcription amount.
-	 */
-	public function set_initial_amount( $value ) {
-		$this->set_prop( 'initial_amount', wpinv_sanitize_amount( $value ) );
-	}
-
-	/**
-	 * Set the recurring amount for the subscription.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value The recurring subcription amount.
-	 */
-	public function set_recurring_amount( $value ) {
-		$this->set_prop( 'recurring_amount', wpinv_sanitize_amount( $value ) );
-	}
-
-	/**
-	 * Set number of times that this subscription can be renewed.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value Bill times.
-	 */
-	public function set_bill_times( $value ) {
-		$this->set_prop( 'bill_times', (int) $value );
-	}
-
-	/**
-	 * Get transaction id of this subscription's parent invoice.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Bill times.
-	 */
-	public function set_transaction_id( $value ) {
-		$this->set_prop( 'transaction_id', sanitize_text_field( $value ) );
-	}
-
-	/**
-	 * Set date when this subscription started.
-	 *
-	 * @since 1.0.19
-	 * @param string $value strtotime compliant date.
-	 */
-	public function set_created( $value ) {
+    public function set_date_created( $value ) {
+        $this->set_created( $value );
+    }
+
+    /**
+     * Set the date that the subscription will renew.
+     *
+     * @since 1.0.19
+     * @param string $value strtotime compliant date.
+     */
+    public function set_next_renewal_date( $value ) {
         $date = strtotime( $value );
 
         if ( $date && $value !== '0000-00-00 00:00:00' ) {
-            $this->set_prop( 'created', date( 'Y-m-d H:i:s', $date ) );
+            $this->set_prop( 'expiration', date( 'Y-m-d H:i:s', $date ) );
             return;
         }
 
-		$this->set_prop( 'created', '' );
+        $this->set_prop( 'expiration', '' );
+
+    }
 
-	}
+    /**
+     * Alias for self::set_next_renewal_date().
+     *
+     * @since 1.0.19
+     * @param string $value strtotime compliant date.
+     */
+    public function set_expiration( $value ) {
+        $this->set_next_renewal_date( $value );
+    }
 
-	/**
-	 * Alias for self::set_created().
-	 *
-	 * @since 1.0.19
-	 * @param string $value strtotime compliant date.
-	 */
-	public function set_date_created( $value ) {
-		$this->set_created( $value );
+    /**
+     * Set the subscription's trial period.
+     *
+     * @since 1.0.19
+     * @param string $value trial period e.g 1 year.
+     */
+    public function set_trial_period( $value ) {
+        $this->set_prop( 'trial_period', $value );
     }
 
-	/**
-	 * Set the date that the subscription will renew.
-	 *
-	 * @since 1.0.19
-	 * @param string $value strtotime compliant date.
-	 */
-	public function set_next_renewal_date( $value ) {
-		$date = strtotime( $value );
+    /**
+     * Set the subscription's status.
+     *
+     * @since 1.0.19
+     * @param string $new_status    New subscription status.
+     */
+    public function set_status( $new_status ) {
 
-        if ( $date && $value !== '0000-00-00 00:00:00' ) {
-            $this->set_prop( 'expiration', date( 'Y-m-d H:i:s', $date ) );
+        // Abort if this is not a valid status;
+        if ( ! array_key_exists( $new_status, getpaid_get_subscription_statuses() ) ) {
             return;
-		}
-
-		$this->set_prop( 'expiration', '' );
-
-	}
-
-	/**
-	 * Alias for self::set_next_renewal_date().
-	 *
-	 * @since 1.0.19
-	 * @param string $value strtotime compliant date.
-	 */
-	public function set_expiration( $value ) {
-		$this->set_next_renewal_date( $value );
-    }
-
-	/**
-	 * Set the subscription's trial period.
-	 *
-	 * @since 1.0.19
-	 * @param string $value trial period e.g 1 year.
-	 */
-	public function set_trial_period( $value ) {
-		$this->set_prop( 'trial_period', $value );
-	}
-
-	/**
-	 * Set the subscription's status.
-	 *
-	 * @since 1.0.19
-	 * @param string $new_status    New subscription status.
-	 */
-	public function set_status( $new_status ) {
-
-		// Abort if this is not a valid status;
-		if ( ! array_key_exists( $new_status, getpaid_get_subscription_statuses() ) ) {
-			return;
-		}
-
-		$old_status = $this->get_status();
-		$this->set_prop( 'status', $new_status );
-
-		if ( true === $this->object_read && $old_status !== $new_status ) {
-			$this->status_transition = array(
-				'from'   => ! empty( $this->status_transition['from'] ) ? $this->status_transition['from'] : $old_status,
-				'to'     => $new_status,
-			);
-		}
-
-	}
-
-	/**
-	 * Set the subscription's (remote) profile id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value the remote profile id.
-	 */
-	public function set_profile_id( $value ) {
-		$this->set_prop( 'profile_id', sanitize_text_field( $value ) );
-	}
-
-	/*
+        }
+
+        $old_status = $this->get_status();
+        $this->set_prop( 'status', $new_status );
+
+        if ( true === $this->object_read && $old_status !== $new_status ) {
+            $this->status_transition = array(
+                'from'   => ! empty( $this->status_transition['from'] ) ? $this->status_transition['from'] : $old_status,
+                'to'     => $new_status,
+            );
+        }
+
+    }
+
+    /**
+     * Set the subscription's (remote) profile id.
+     *
+     * @since 1.0.19
+     * @param  string $value the remote profile id.
+     */
+    public function set_profile_id( $value ) {
+        $this->set_prop( 'profile_id', sanitize_text_field( $value ) );
+    }
+
+    /*
 	|--------------------------------------------------------------------------
 	| Boolean methods
 	|--------------------------------------------------------------------------
@@ -724,55 +724,55 @@ 
 	|
 	*/
 
-	/**
+    /**
      * Checks if the subscription has a given status.
-	 *
-	 * @param string|array String or array of strings to check for.
-	 * @return bool
+     *
+     * @param string|array String or array of strings to check for.
+     * @return bool
      */
     public function has_status( $status ) {
         return in_array( $this->get_status(), wpinv_clean( wpinv_parse_list( $status ) ) );
-	}
+    }
 
-	/**
+    /**
      * Checks if the subscription has a trial period.
-	 *
-	 * @return bool
+     *
+     * @return bool
      */
     public function has_trial_period() {
-		$period = $this->get_trial_period();
+        $period = $this->get_trial_period();
         return ! empty( $period );
-	}
-
-	/**
-	 * Is the subscription active?
-	 *
-	 * @return bool
-	 */
-	public function is_active() {
-		return $this->has_status( 'active trialling' ) && ! $this->is_expired();
-	}
-
-	/**
-	 * Is the subscription expired?
-	 *
-	 * @return bool
-	 */
-	public function is_expired() {
-		return $this->has_status( 'expired' ) || ( $this->has_status( 'active cancelled trialling' ) && $this->get_expiration_time() < current_time( 'mysql' ) );
-	}
-
-	/**
-	 * Is this the last renewals?
-	 *
-	 * @return bool
-	 */
-	public function is_last_renewal() {
-		$max_bills = $this->get_bill_times();
-		return ! empty( $max_bills ) && $max_bills <= $this->get_times_billed();
-	}
-
-	/*
+    }
+
+    /**
+     * Is the subscription active?
+     *
+     * @return bool
+     */
+    public function is_active() {
+        return $this->has_status( 'active trialling' ) && ! $this->is_expired();
+    }
+
+    /**
+     * Is the subscription expired?
+     *
+     * @return bool
+     */
+    public function is_expired() {
+        return $this->has_status( 'expired' ) || ( $this->has_status( 'active cancelled trialling' ) && $this->get_expiration_time() < current_time( 'mysql' ) );
+    }
+
+    /**
+     * Is this the last renewals?
+     *
+     * @return bool
+     */
+    public function is_last_renewal() {
+        $max_bills = $this->get_bill_times();
+        return ! empty( $max_bills ) && $max_bills <= $this->get_times_billed();
+    }
+
+    /*
 	|--------------------------------------------------------------------------
 	| Additional methods
 	|--------------------------------------------------------------------------
@@ -781,27 +781,27 @@ 
 	|
 	*/
 
-	/**
-	 * Backwards compatibilty.
-	 */
-	public function create( $data = array() ) {
+    /**
+     * Backwards compatibilty.
+     */
+    public function create( $data = array() ) {
 
-		// Set the properties.
-		if ( is_array( $data ) ) {
-			$this->set_props( $data );
-		}
+        // Set the properties.
+        if ( is_array( $data ) ) {
+            $this->set_props( $data );
+        }
 
-		// Save the item.
-		return $this->save();
+        // Save the item.
+        return $this->save();
 
-	}
+    }
 
-	/**
-	 * Backwards compatibilty.
-	 */
-	public function update( $args = array() ) {
-		return $this->create( $args );
-	}
+    /**
+     * Backwards compatibilty.
+     */
+    public function update( $args = array() ) {
+        return $this->create( $args );
+    }
 
     /**
      * Retrieve renewal payments for a subscription
@@ -811,22 +811,22 @@ 
      */
     public function get_child_payments( $hide_pending = true ) {
 
-		$statuses = array( 'publish', 'wpi-processing', 'wpi-renewal' );
+        $statuses = array( 'publish', 'wpi-processing', 'wpi-renewal' );
 
-		if ( ! $hide_pending ) {
-			$statuses = array_keys( wpinv_get_invoice_statuses() );
-		}
+        if ( ! $hide_pending ) {
+            $statuses = array_keys( wpinv_get_invoice_statuses() );
+        }
 
         return get_posts(
-			array(
-            	'post_parent'    => $this->get_parent_payment_id(),
-            	'numberposts'    => -1,
-            	'post_status'    => $statuses,
-            	'orderby'        => 'ID',
-            	'order'          => 'ASC',
-            	'post_type'      => 'wpi_invoice'
-			)
-		);
+            array(
+                'post_parent'    => $this->get_parent_payment_id(),
+                'numberposts'    => -1,
+                'post_status'    => $statuses,
+                'orderby'        => 'ID',
+                'order'          => 'ASC',
+                'post_type'      => 'wpi_invoice'
+            )
+        );
     }
 
     /**
@@ -836,16 +836,16 @@ 
      * @return int
      */
     public function get_total_payments() {
-		global $wpdb;
+        global $wpdb;
 
-		$count = (int) $wpdb->get_var(
-			$wpdb->prepare(
-				"SELECT COUNT(ID) FROM $wpdb->posts WHERE post_parent=%d AND post_status IN ( 'publish', 'wpi-processing', 'wpi-renewal' )",
-				$this->get_parent_invoice_id()
-			)
-		);
+        $count = (int) $wpdb->get_var(
+            $wpdb->prepare(
+                "SELECT COUNT(ID) FROM $wpdb->posts WHERE post_parent=%d AND post_status IN ( 'publish', 'wpi-processing', 'wpi-renewal' )",
+                $this->get_parent_invoice_id()
+            )
+        );
 
-		// Maybe include parent invoice.
+        // Maybe include parent invoice.
         if ( $this->get_parent_payment()->is_paid() ) {
             $count++;
         }
@@ -874,57 +874,57 @@ 
      *
      * @since  2.4
      * @param  array $args Array of values for the payment, including amount and transaction ID
-	 * @param  WPInv_Invoice $invoice If adding an existing invoice.
+     * @param  WPInv_Invoice $invoice If adding an existing invoice.
      * @return bool
      */
     public function add_payment( $args = array(), $invoice = false ) {
 
-		// Process each payment once.
+        // Process each payment once.
         if ( ! empty( $args['transaction_id'] ) && $this->payment_exists( $args['transaction_id'] ) ) {
             return false;
         }
 
-		// Are we creating a new invoice?
-		if ( empty( $invoice ) ) {
-			$invoice = $this->create_payment();
+        // Are we creating a new invoice?
+        if ( empty( $invoice ) ) {
+            $invoice = $this->create_payment();
 
-			if ( empty( $invoice ) ) {
-				return false;
-			}
+            if ( empty( $invoice ) ) {
+                return false;
+            }
 
-		}
+        }
 
-		$invoice->set_status( 'wpi-renewal' );
+        $invoice->set_status( 'wpi-renewal' );
 
-		// Maybe set a transaction id.
-		if ( ! empty( $args['transaction_id'] ) ) {
-			$invoice->set_transaction_id( $args['transaction_id'] );
-		}
+        // Maybe set a transaction id.
+        if ( ! empty( $args['transaction_id'] ) ) {
+            $invoice->set_transaction_id( $args['transaction_id'] );
+        }
 
-		// Set the completed date.
-		$invoice->set_completed_date( current_time( 'mysql' ) );
+        // Set the completed date.
+        $invoice->set_completed_date( current_time( 'mysql' ) );
 
-		// And the gateway.
-		if ( ! empty( $args['gateway'] ) ) {
-			$invoice->set_gateway( $args['gateway'] );
-		}
+        // And the gateway.
+        if ( ! empty( $args['gateway'] ) ) {
+            $invoice->set_gateway( $args['gateway'] );
+        }
 
-		$invoice->save();
+        $invoice->save();
 
-		if ( ! $invoice->exists() ) {
-			return false;
-		}
+        if ( ! $invoice->exists() ) {
+            return false;
+        }
 
-		do_action( 'getpaid_after_create_subscription_renewal_invoice', $invoice, $this );
-		do_action( 'wpinv_recurring_add_subscription_payment', $invoice, $this );
+        do_action( 'getpaid_after_create_subscription_renewal_invoice', $invoice, $this );
+        do_action( 'wpinv_recurring_add_subscription_payment', $invoice, $this );
         do_action( 'wpinv_recurring_record_payment', $invoice->get_id(), $this->get_parent_invoice_id(), $invoice->get_recurring_total(), $invoice->get_transaction_id() );
 
         update_post_meta( $invoice->get_id(), '_wpinv_subscription_id', $this->id );
 
         return $invoice->get_id();
-	}
+    }
 
-	/**
+    /**
      * Creates a new invoice and returns it.
      *
      * @since  1.0.19
@@ -932,97 +932,97 @@ 
      */
     public function create_payment() {
 
-		$parent_invoice = $this->get_parent_payment();
-
-		if ( ! $parent_invoice->exists() ) {
-			return false;
-		}
-
-		// Duplicate the parent invoice.
-		$invoice = getpaid_duplicate_invoice( $parent_invoice );
-		$invoice->set_parent_id( $parent_invoice->get_id() );
-		$invoice->recalculate_total();
-		$invoice->set_status( 'wpi-pending' );
-		$invoice->save();
-
-		return $invoice->exists() ? $invoice : false;
-    }
-
-	/**
-	 * Renews or completes a subscription
-	 *
-	 * @since  1.0.0
-	 * @return int The subscription's id
-	 */
-	public function renew() {
-
-		// Complete subscription if applicable
-		if ( $this->is_last_renewal() ) {
-			return $this->complete();
-		}
-
-		// Calculate new expiration
-		$frequency      = $this->get_frequency();
-		$period         = $this->get_period();
-		$new_expiration = strtotime( "+ $frequency $period", $this->get_expiration_time() );
-
-		$this->set_expiration( date( 'Y-m-d H:i:s',$new_expiration ) );
-		$this->set_status( 'active' );
-		return $this->save();
-
-		do_action( 'getpaid_subscription_renewed', $this );
-
-	}
-
-	/**
-	 * Marks a subscription as completed
-	 *
-	 * Subscription is completed when the number of payments matches the billing_times field
-	 *
-	 * @since  1.0.0
-	 * @return int|bool Subscription id or false if the subscription is cancelled.
-	 */
-	public function complete() {
-
-		// Only mark a subscription as complete if it's not already cancelled.
-		if ( $this->has_status( 'cancelled' ) ) {
-			return false;
-		}
-
-		$this->set_status( 'completed' );
-		return $this->save();
-
-	}
-
-	/**
-	 * Marks a subscription as expired
-	 *
-	 * @since  1.0.0
-	 * @param  bool $check_expiration
-	 * @return int|bool Subscription id or false if $check_expiration is true and expiration date is in the future.
-	 */
-	public function expire( $check_expiration = false ) {
-
-		if ( $check_expiration && $this->get_expiration_time() > current_time( 'timestamp' ) ) {
-			// Do not mark as expired since real expiration date is in the future
-			return false;
-		}
-
-		$this->set_status( 'expired' );
-		return $this->save();
-
-	}
-
-	/**
-	 * Marks a subscription as failing
-	 *
-	 * @since  2.4.2
-	 * @return int Subscription id.
-	 */
-	public function failing() {
-		$this->set_status( 'failing' );
-		return $this->save();
-	}
+        $parent_invoice = $this->get_parent_payment();
+
+        if ( ! $parent_invoice->exists() ) {
+            return false;
+        }
+
+        // Duplicate the parent invoice.
+        $invoice = getpaid_duplicate_invoice( $parent_invoice );
+        $invoice->set_parent_id( $parent_invoice->get_id() );
+        $invoice->recalculate_total();
+        $invoice->set_status( 'wpi-pending' );
+        $invoice->save();
+
+        return $invoice->exists() ? $invoice : false;
+    }
+
+    /**
+     * Renews or completes a subscription
+     *
+     * @since  1.0.0
+     * @return int The subscription's id
+     */
+    public function renew() {
+
+        // Complete subscription if applicable
+        if ( $this->is_last_renewal() ) {
+            return $this->complete();
+        }
+
+        // Calculate new expiration
+        $frequency      = $this->get_frequency();
+        $period         = $this->get_period();
+        $new_expiration = strtotime( "+ $frequency $period", $this->get_expiration_time() );
+
+        $this->set_expiration( date( 'Y-m-d H:i:s',$new_expiration ) );
+        $this->set_status( 'active' );
+        return $this->save();
+
+        do_action( 'getpaid_subscription_renewed', $this );
+
+    }
+
+    /**
+     * Marks a subscription as completed
+     *
+     * Subscription is completed when the number of payments matches the billing_times field
+     *
+     * @since  1.0.0
+     * @return int|bool Subscription id or false if the subscription is cancelled.
+     */
+    public function complete() {
+
+        // Only mark a subscription as complete if it's not already cancelled.
+        if ( $this->has_status( 'cancelled' ) ) {
+            return false;
+        }
+
+        $this->set_status( 'completed' );
+        return $this->save();
+
+    }
+
+    /**
+     * Marks a subscription as expired
+     *
+     * @since  1.0.0
+     * @param  bool $check_expiration
+     * @return int|bool Subscription id or false if $check_expiration is true and expiration date is in the future.
+     */
+    public function expire( $check_expiration = false ) {
+
+        if ( $check_expiration && $this->get_expiration_time() > current_time( 'timestamp' ) ) {
+            // Do not mark as expired since real expiration date is in the future
+            return false;
+        }
+
+        $this->set_status( 'expired' );
+        return $this->save();
+
+    }
+
+    /**
+     * Marks a subscription as failing
+     *
+     * @since  2.4.2
+     * @return int Subscription id.
+     */
+    public function failing() {
+        $this->set_status( 'failing' );
+        return $this->save();
+    }
 
     /**
      * Marks a subscription as cancelled
@@ -1031,19 +1031,19 @@ 
      * @return int Subscription id.
      */
     public function cancel() {
-		$this->set_status( 'cancelled' );
-		return $this->save();
+        $this->set_status( 'cancelled' );
+        return $this->save();
     }
 
-	/**
-	 * Determines if a subscription can be cancelled both locally and with a payment processor.
-	 *
-	 * @since  1.0.0
-	 * @return bool
-	 */
-	public function can_cancel() {
-		return apply_filters( 'wpinv_subscription_can_cancel', $this->has_status( $this->get_cancellable_statuses() ), $this );
-	}
+    /**
+     * Determines if a subscription can be cancelled both locally and with a payment processor.
+     *
+     * @since  1.0.0
+     * @return bool
+     */
+    public function can_cancel() {
+        return apply_filters( 'wpinv_subscription_can_cancel', $this->has_status( $this->get_cancellable_statuses() ), $this );
+    }
 
     /**
      * Returns an array of subscription statuses that can be cancelled
@@ -1056,96 +1056,96 @@ 
         return apply_filters( 'wpinv_recurring_cancellable_statuses', array( 'active', 'trialling', 'failing' ) );
     }
 
-	/**
-	 * Retrieves the URL to cancel subscription
-	 *
-	 * @since  1.0.0
-	 * @return string
-	 */
-	public function get_cancel_url() {
-		$url = getpaid_get_authenticated_action_url( 'subscription_cancel', $this->get_view_url() );
-		return apply_filters( 'wpinv_subscription_cancel_url', $url, $this );
-	}
-
-	/**
-	 * Retrieves the URL to view a subscription
-	 *
-	 * @since  1.0.19
-	 * @return string
-	 */
-	public function get_view_url() {
-
-		$url = getpaid_get_tab_url( 'gp-subscriptions', get_permalink( (int) wpinv_get_option( 'invoice_subscription_page' ) ) );
-		$url = add_query_arg( 'subscription', $this->get_id(), $url );
-
-		return apply_filters( 'getpaid_get_subscription_view_url', $url, $this );
-	}
-
-	/**
-	 * Determines if subscription can be manually renewed
-	 *
-	 * This method is filtered by payment gateways in order to return true on subscriptions
-	 * that can be renewed manually
-	 *
-	 * @since  2.5
-	 * @return bool
-	 */
-	public function can_renew() {
-		return apply_filters( 'wpinv_subscription_can_renew', true, $this );
-	}
-
-	/**
-	 * Retrieves the URL to renew a subscription
-	 *
-	 * @since  2.5
-	 * @return string
-	 */
-	public function get_renew_url() {
-		$url = wp_nonce_url( add_query_arg( array( 'getpaid-action' => 'renew_subscription', 'sub_id' => $this->get_id ) ), 'getpaid-nonce' );
-		return apply_filters( 'wpinv_subscription_renew_url', $url, $this );
-	}
-
-	/**
-	 * Determines if subscription can have their payment method updated
-	 *
-	 * @since  1.0.0
-	 * @return bool
-	 */
-	public function can_update() {
-		return apply_filters( 'wpinv_subscription_can_update', false, $this );
-	}
-
-	/**
-	 * Retrieves the URL to update subscription
-	 *
-	 * @since  1.0.0
-	 * @return string
-	 */
-	public function get_update_url() {
-		$url = add_query_arg( array( 'action' => 'update', 'subscription_id' => $this->get_id() ) );
-		return apply_filters( 'wpinv_subscription_update_url', $url, $this );
-	}
-
-	/**
-	 * Retrieves the subscription status label
-	 *
-	 * @since  1.0.0
-	 * @return string
-	 */
-	public function get_status_label() {
-		return getpaid_get_subscription_status_label( $this->get_status() );
-	}
-
-	/**
-	 * Retrieves the subscription status class
-	 *
-	 * @since  1.0.19
-	 * @return string
-	 */
-	public function get_status_class() {
-		$statuses = getpaid_get_subscription_status_classes();
-		return isset( $statuses[ $this->get_status() ] ) ? $statuses[ $this->get_status() ] : 'badge-dark';
-	}
+    /**
+     * Retrieves the URL to cancel subscription
+     *
+     * @since  1.0.0
+     * @return string
+     */
+    public function get_cancel_url() {
+        $url = getpaid_get_authenticated_action_url( 'subscription_cancel', $this->get_view_url() );
+        return apply_filters( 'wpinv_subscription_cancel_url', $url, $this );
+    }
+
+    /**
+     * Retrieves the URL to view a subscription
+     *
+     * @since  1.0.19
+     * @return string
+     */
+    public function get_view_url() {
+
+        $url = getpaid_get_tab_url( 'gp-subscriptions', get_permalink( (int) wpinv_get_option( 'invoice_subscription_page' ) ) );
+        $url = add_query_arg( 'subscription', $this->get_id(), $url );
+
+        return apply_filters( 'getpaid_get_subscription_view_url', $url, $this );
+    }
+
+    /**
+     * Determines if subscription can be manually renewed
+     *
+     * This method is filtered by payment gateways in order to return true on subscriptions
+     * that can be renewed manually
+     *
+     * @since  2.5
+     * @return bool
+     */
+    public function can_renew() {
+        return apply_filters( 'wpinv_subscription_can_renew', true, $this );
+    }
+
+    /**
+     * Retrieves the URL to renew a subscription
+     *
+     * @since  2.5
+     * @return string
+     */
+    public function get_renew_url() {
+        $url = wp_nonce_url( add_query_arg( array( 'getpaid-action' => 'renew_subscription', 'sub_id' => $this->get_id ) ), 'getpaid-nonce' );
+        return apply_filters( 'wpinv_subscription_renew_url', $url, $this );
+    }
+
+    /**
+     * Determines if subscription can have their payment method updated
+     *
+     * @since  1.0.0
+     * @return bool
+     */
+    public function can_update() {
+        return apply_filters( 'wpinv_subscription_can_update', false, $this );
+    }
+
+    /**
+     * Retrieves the URL to update subscription
+     *
+     * @since  1.0.0
+     * @return string
+     */
+    public function get_update_url() {
+        $url = add_query_arg( array( 'action' => 'update', 'subscription_id' => $this->get_id() ) );
+        return apply_filters( 'wpinv_subscription_update_url', $url, $this );
+    }
+
+    /**
+     * Retrieves the subscription status label
+     *
+     * @since  1.0.0
+     * @return string
+     */
+    public function get_status_label() {
+        return getpaid_get_subscription_status_label( $this->get_status() );
+    }
+
+    /**
+     * Retrieves the subscription status class
+     *
+     * @since  1.0.19
+     * @return string
+     */
+    public function get_status_class() {
+        $statuses = getpaid_get_subscription_status_classes();
+        return isset( $statuses[ $this->get_status() ] ) ? $statuses[ $this->get_status() ] : 'badge-dark';
+    }
 
     /**
      * Retrieves the subscription status label
@@ -1155,11 +1155,11 @@ 
      */
     public function get_status_label_html() {
 
-		$status_label = sanitize_text_field( $this->get_status_label() );
-		$class        = esc_attr( $this->get_status_class() );
-		$status       = sanitize_html_class( $this->get_status() );
+        $status_label = sanitize_text_field( $this->get_status_label() );
+        $class        = esc_attr( $this->get_status_class() );
+        $status       = sanitize_html_class( $this->get_status() );
 
-		return "<span class='bsui'><span class='badge $class $status'>$status_label</span></span>";
+        return "<span class='bsui'><span class='badge $class $status'>$status_label</span></span>";
     }
 
     /**
@@ -1170,75 +1170,75 @@ 
      * @return bool
      */
     public function payment_exists( $txn_id = '' ) {
-		$invoice_id = WPInv_Invoice::get_invoice_id_by_field( $txn_id, 'transaction_id' );
+        $invoice_id = WPInv_Invoice::get_invoice_id_by_field( $txn_id, 'transaction_id' );
         return ! empty( $invoice_id );
-	}
-
-	/**
-	 * Handle the status transition.
-	 */
-	protected function status_transition() {
-		$status_transition = $this->status_transition;
-
-		// Reset status transition variable.
-		$this->status_transition = false;
-
-		if ( $status_transition ) {
-			try {
-
-				// Fire a hook for the status change.
-				do_action( 'wpinv_subscription_' . $status_transition['to'], $this->get_id(), $this, $status_transition );
-				do_action( 'getpaid_subscription_' . $status_transition['to'], $this, $status_transition );
-
-				if ( ! empty( $status_transition['from'] ) ) {
-
-					/* translators: 1: old subscription status 2: new subscription status */
-					$transition_note = sprintf( __( 'Subscription status changed from %1$s to %2$s.', 'invoicing' ), getpaid_get_subscription_status_label( $status_transition['from'] ), getpaid_get_subscription_status_label( $status_transition['to'] ) );
-
-					// Note the transition occurred.
-					$this->get_parent_payment()->add_note( $transition_note, false, false, true );
-
-					// Fire another hook.
-					do_action( 'getpaid_subscription_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this->get_id(), $this );
-					do_action( 'getpaid_subscription_status_changed', $this, $status_transition['from'], $status_transition['to'] );
-
-				} else {
-					/* translators: %s: new invoice status */
-					$transition_note = sprintf( __( 'Subscription status set to %s.', 'invoicing' ), getpaid_get_subscription_status_label( $status_transition['to'] ) );
-
-					// Note the transition occurred.
-					$this->get_parent_payment()->add_note( $transition_note, false, false, true );
-
-				}
-			} catch ( Exception $e ) {
-				$this->get_parent_payment()->add_note( __( 'Error during subscription status transition.', 'invoicing' ) . ' ' . $e->getMessage() );
-			}
-		}
-
-	}
-
-	/**
-	 * Save data to the database.
-	 *
-	 * @since 1.0.19
-	 * @return int subscription ID
-	 */
-	public function save() {
-		parent::save();
-		$this->status_transition();
-		return $this->get_id();
-	}
-
-	/**
-	 * Activates a subscription.
-	 *
-	 * @since 1.0.19
-	 * @return int subscription ID
-	 */
-	public function activate() {
-		$status = 'trialling' == $this->get_status() ? 'trialling' : 'active';
-		$this->set_status( $status );
-		return $this->save();
-	}
+    }
+
+    /**
+     * Handle the status transition.
+     */
+    protected function status_transition() {
+        $status_transition = $this->status_transition;
+
+        // Reset status transition variable.
+        $this->status_transition = false;
+
+        if ( $status_transition ) {
+            try {
+
+                // Fire a hook for the status change.
+                do_action( 'wpinv_subscription_' . $status_transition['to'], $this->get_id(), $this, $status_transition );
+                do_action( 'getpaid_subscription_' . $status_transition['to'], $this, $status_transition );
+
+                if ( ! empty( $status_transition['from'] ) ) {
+
+                    /* translators: 1: old subscription status 2: new subscription status */
+                    $transition_note = sprintf( __( 'Subscription status changed from %1$s to %2$s.', 'invoicing' ), getpaid_get_subscription_status_label( $status_transition['from'] ), getpaid_get_subscription_status_label( $status_transition['to'] ) );
+
+                    // Note the transition occurred.
+                    $this->get_parent_payment()->add_note( $transition_note, false, false, true );
+
+                    // Fire another hook.
+                    do_action( 'getpaid_subscription_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this->get_id(), $this );
+                    do_action( 'getpaid_subscription_status_changed', $this, $status_transition['from'], $status_transition['to'] );
+
+                } else {
+                    /* translators: %s: new invoice status */
+                    $transition_note = sprintf( __( 'Subscription status set to %s.', 'invoicing' ), getpaid_get_subscription_status_label( $status_transition['to'] ) );
+
+                    // Note the transition occurred.
+                    $this->get_parent_payment()->add_note( $transition_note, false, false, true );
+
+                }
+            } catch ( Exception $e ) {
+                $this->get_parent_payment()->add_note( __( 'Error during subscription status transition.', 'invoicing' ) . ' ' . $e->getMessage() );
+            }
+        }
+
+    }
+
+    /**
+     * Save data to the database.
+     *
+     * @since 1.0.19
+     * @return int subscription ID
+     */
+    public function save() {
+        parent::save();
+        $this->status_transition();
+        return $this->get_id();
+    }
+
+    /**
+     * Activates a subscription.
+     *
+     * @since 1.0.19
+     * @return int subscription ID
+     */
+    public function activate() {
+        $status = 'trialling' == $this->get_status() ? 'trialling' : 'active';
+        $this->set_status( $status );
+        return $this->save();
+    }
 
 }

templates/invoice/invoice-meta.php

Spacing +15 added lines, -15 removed lines

@@ -7,50 +7,50 @@
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
-$class = ! is_singular( 'page' ) ? 'px-1' : '';
+$class = !is_singular('page') ? 'px-1' : '';
 ?>
 
-        <?php do_action( 'getpaid_before_invoice_meta', $invoice ); ?>
+        <?php do_action('getpaid_before_invoice_meta', $invoice); ?>
         <div class="getpaid-invoice-meta-data">
 
-            <?php do_action( 'getpaid_before_invoice_meta_table', $invoice ); ?>
+            <?php do_action('getpaid_before_invoice_meta_table', $invoice); ?>
             <table class="table table-bordered">
                 <tbody>
 
-                    <?php do_action( "getpaid_before_invoice_meta_rows", $invoice ); ?>
-                    <?php foreach ( $meta as $key => $data ) : ?>
+                    <?php do_action("getpaid_before_invoice_meta_rows", $invoice); ?>
+                    <?php foreach ($meta as $key => $data) : ?>
 
-                        <?php if ( ! empty( $data['value'] ) ) : ?>
+                        <?php if (!empty($data['value'])) : ?>
 
-                            <?php do_action( "getpaid_before_invoice_meta_$key", $invoice, $data ); ?>
+                            <?php do_action("getpaid_before_invoice_meta_$key", $invoice, $data); ?>
 
-                            <tr class="getpaid-invoice-meta-<?php echo sanitize_html_class( $key ); ?>">
+                            <tr class="getpaid-invoice-meta-<?php echo sanitize_html_class($key); ?>">
 
                                 <th class="<?php echo $class; ?> w-50 font-weight-bold">
-                                    <?php echo sanitize_text_field( $data['label'] ); ?>
+                                    <?php echo sanitize_text_field($data['label']); ?>
                                 </th>
 
                                 <td class="<?php echo $class; ?> text-break w-50 font-weight-normal">
-                                    <span class="getpaid-invoice-meta-<?php echo sanitize_html_class( $key ); ?>-value"><?php echo wp_kses_post( $data['value'] ); ?></span>
+                                    <span class="getpaid-invoice-meta-<?php echo sanitize_html_class($key); ?>-value"><?php echo wp_kses_post($data['value']); ?></span>
                                 </td>
 
                             </tr>
 
-                            <?php do_action( "getpaid_after_invoice_meta_$key", $invoice, $data ); ?>
+                            <?php do_action("getpaid_after_invoice_meta_$key", $invoice, $data); ?>
 
                         <?php endif; ?>
                     
                     <?php endforeach; ?>
-                    <?php do_action( "getpaid_after_invoice_meta_rows", $invoice ); ?>
+                    <?php do_action("getpaid_after_invoice_meta_rows", $invoice); ?>
 
                 </tbody>
             </table>
-            <?php do_action( 'getpaid_after_invoice_meta_table', $invoice ); ?>
+            <?php do_action('getpaid_after_invoice_meta_table', $invoice); ?>
 
 
         </div>
-        <?php do_action( 'getpaid_after_invoice_meta', $invoice ); ?>
+        <?php do_action('getpaid_after_invoice_meta', $invoice); ?>
 
 <?php

templates/payment-forms/cart-totals.php

Spacing +18 added lines, -18 removed lines

@@ -7,16 +7,16 @@ 
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 // Totals rows.
 $totals = apply_filters(
     'getpaid_payment_form_cart_table_totals',
     array(
-        'subtotal' => __( 'Subtotal', 'invoicing' ),
-        'tax'      => __( 'Tax', 'invoicing' ),
-        'discount' => __( 'Discount', 'invoicing' ),
-        'total'    => __( 'Total', 'invoicing' ),
+        'subtotal' => __('Subtotal', 'invoicing'),
+        'tax'      => __('Tax', 'invoicing'),
+        'discount' => __('Discount', 'invoicing'),
+        'total'    => __('Total', 'invoicing'),
     ),
     $form
 );
@@ -24,31 +24,31 @@ 
 $currency = $form->get_currency();
 $country  = wpinv_get_default_country();
 
-if ( ! empty( $form->invoice ) ) {
-    $country  = $form->invoice->get_country();
+if (!empty($form->invoice)) {
+    $country = $form->invoice->get_country();
 }
 
-if ( ! wpinv_use_taxes() && isset( $totals['tax'] ) ) {
-    unset( $totals['tax'] );
+if (!wpinv_use_taxes() && isset($totals['tax'])) {
+    unset($totals['tax']);
 }
 
-do_action( 'getpaid_before_payment_form_cart_totals', $form, $totals );
+do_action('getpaid_before_payment_form_cart_totals', $form, $totals);
 
 ?>
 <div class='border-top getpaid-payment-form-items-cart-totals'>
-    <?php foreach ( $totals as $key => $label ) : ?>
-        <div class="getpaid-form-cart-totals-col px-3 py-2 getpaid-form-cart-totals-<?php echo esc_attr( $key ); ?>">
+    <?php foreach ($totals as $key => $label) : ?>
+        <div class="getpaid-form-cart-totals-col px-3 py-2 getpaid-form-cart-totals-<?php echo esc_attr($key); ?>">
             <div class="row">
                 <div class="col-12 offset-sm-5 col-sm-3">
-                    <?php echo sanitize_text_field( $label ); ?>
+                    <?php echo sanitize_text_field($label); ?>
                 </div>
-                <div class="col-12 col-sm-4 getpaid-form-cart-totals-total-<?php echo esc_attr( $key ); ?>">
+                <div class="col-12 col-sm-4 getpaid-form-cart-totals-total-<?php echo esc_attr($key); ?>">
                     <?php
-                        do_action( "getpaid_payment_form_cart_totals_$key", $form );
+                        do_action("getpaid_payment_form_cart_totals_$key", $form);
 
                         // Total tax.
-                        if ( in_array( $key, array( 'tax', 'discount', 'subtotal', 'total' ) ) ) {
-                            echo wpinv_price( 0, $currency );
+                        if (in_array($key, array('tax', 'discount', 'subtotal', 'total'))) {
+                            echo wpinv_price(0, $currency);
                         }
 
                     ?>
@@ -59,4 +59,4 @@ 
 </div>
 
 <?php
-do_action(  'getpaid_payment_form_cart_totals', $form, $totals );
+do_action('getpaid_payment_form_cart_totals', $form, $totals);

templates/payment-forms/cart.php

Spacing +16 added lines, -16 removed lines

@@ -7,31 +7,31 @@ 
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 // Cart table columns.
 $columns = array(
-    'name'     => __( 'Item', 'invoicing' ),
-    'price'    => __( 'Price', 'invoicing' ),
-    'quantity' => __( 'Quantity', 'invoicing' ),
-    'subtotal' => __( 'Subtotal', 'invoicing' ),
+    'name'     => __('Item', 'invoicing'),
+    'price'    => __('Price', 'invoicing'),
+    'quantity' => __('Quantity', 'invoicing'),
+    'subtotal' => __('Subtotal', 'invoicing'),
 );
 
-if ( ! empty( $form->invoice ) ) {
-    $columns = getpaid_invoice_item_columns( $form->invoice );
+if (!empty($form->invoice)) {
+    $columns = getpaid_invoice_item_columns($form->invoice);
 }
 
-$columns = apply_filters( 'getpaid_payment_form_cart_table_columns', $columns, $form );
+$columns = apply_filters('getpaid_payment_form_cart_table_columns', $columns, $form);
 
-do_action( 'getpaid_before_payment_form_cart', $form );
+do_action('getpaid_before_payment_form_cart', $form);
 
 ?>
     <div class="getpaid-payment-form-items-cart border form-group">
         <div class="getpaid-payment-form-items-cart-header border-bottom py-2 px-3 font-weight-bold bg-light">
             <div class="form-row">
-            <?php foreach ( $columns as $key => $label ) : ?>
-                <div class="<?php echo 'name' == $key ? 'col-12 col-sm-5' : 'col-12 col-sm' ?> getpaid-form-cart-item-<?php echo esc_attr( $key ); ?>">
-                    <?php echo sanitize_text_field( $label ); ?>
+            <?php foreach ($columns as $key => $label) : ?>
+                <div class="<?php echo 'name' == $key ? 'col-12 col-sm-5' : 'col-12 col-sm' ?> getpaid-form-cart-item-<?php echo esc_attr($key); ?>">
+                    <?php echo sanitize_text_field($label); ?>
                 </div>
             <?php endforeach; ?>
             </div>
@@ -39,16 +39,16 @@ 
         <?php
 
             // Display the item totals.
-            foreach ( $form->get_items() as $item ) {
-                wpinv_get_template( 'payment-forms/cart-item.php', compact( 'form', 'item', 'columns' ) );
+            foreach ($form->get_items() as $item) {
+                wpinv_get_template('payment-forms/cart-item.php', compact('form', 'item', 'columns'));
             }
 
             // Display the cart totals.
-            wpinv_get_template( 'payment-forms/cart-totals.php', compact( 'form' ) );
+            wpinv_get_template('payment-forms/cart-totals.php', compact('form'));
 
         ?>
     </div>
 
 <?php 
 
-do_action( 'getpaid_after_payment_form_cart', $form );
+do_action('getpaid_after_payment_form_cart', $form);

includes/gateways/class-getpaid-bank-transfer-gateway.php

Indentation +175 added lines, -175 removed lines

@@ -13,30 +13,30 @@ 
 class GetPaid_Bank_Transfer_Gateway extends GetPaid_Payment_Gateway {
 
     /**
-	 * Payment method id.
-	 *
-	 * @var string
-	 */
+     * Payment method id.
+     *
+     * @var string
+     */
     public $id = 'bank_transfer';
 
-	/**
-	 * An array of features that this gateway supports.
-	 *
-	 * @var array
-	 */
-	protected $supports = array( 'addons' );
+    /**
+     * An array of features that this gateway supports.
+     *
+     * @var array
+     */
+    protected $supports = array( 'addons' );
 
     /**
-	 * Payment method order.
-	 *
-	 * @var int
-	 */
-	public $order = 8;
+     * Payment method order.
+     *
+     * @var int
+     */
+    public $order = 8;
 
     /**
-	 * Class constructor.
-	 */
-	public function __construct() {
+     * Class constructor.
+     */
+    public function __construct() {
         parent::__construct();
 
         $this->title                = __( 'Direct bank transfer', 'invoicing' );
@@ -44,23 +44,23 @@ 
         $this->checkout_button_text = __( 'Proceed', 'invoicing' );
         $this->instructions         = apply_filters( 'wpinv_bank_instructions', $this->get_option( 'info' ) );
 
-		add_action( 'wpinv_receipt_end', array( $this, 'thankyou_page' ) );
-		add_action( 'getpaid_invoice_line_items', array( $this, 'thankyou_page' ), 40 );
-		add_action( 'wpinv_pdf_content_billing', array( $this, 'thankyou_page' ), 11 );
-		add_action( 'wpinv_email_invoice_details', array( $this, 'email_instructions' ), 10, 3 );
+        add_action( 'wpinv_receipt_end', array( $this, 'thankyou_page' ) );
+        add_action( 'getpaid_invoice_line_items', array( $this, 'thankyou_page' ), 40 );
+        add_action( 'wpinv_pdf_content_billing', array( $this, 'thankyou_page' ), 11 );
+        add_action( 'wpinv_email_invoice_details', array( $this, 'email_instructions' ), 10, 3 );
 
     }
 
     /**
-	 * Process Payment.
-	 *
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 * @param array $submission_data Posted checkout fields.
-	 * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
-	 * @return array
-	 */
-	public function process_payment( $invoice, $submission_data, $submission ) {
+     * Process Payment.
+     *
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     * @param array $submission_data Posted checkout fields.
+     * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
+     * @return array
+     */
+    public function process_payment( $invoice, $submission_data, $submission ) {
 
         // Add a transaction id.
         $invoice->set_transaction_id( $invoice->generate_key('trans_') );
@@ -81,66 +81,66 @@ 
     }
 
     /**
-	 * Output for the order received page.
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 */
-	public function thankyou_page( $invoice ) {
+     * Output for the order received page.
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     */
+    public function thankyou_page( $invoice ) {
 
         if ( 'bank_transfer' === $invoice->get_gateway() && $invoice->needs_payment() ) {
 
-			echo '<div class="mt-4 mb-2 getpaid-bank-transfer-details">' . PHP_EOL;
+            echo '<div class="mt-4 mb-2 getpaid-bank-transfer-details">' . PHP_EOL;
 
             if ( ! empty( $this->instructions ) ) {
                 echo wp_kses_post( wpautop( wptexturize( $this->instructions ) ) );
-			}
+            }
 
-			$this->bank_details( $invoice );
+            $this->bank_details( $invoice );
 
-			echo '</div>';
+            echo '</div>';
 
         }
 
-	}
+    }
 
     /**
-	 * Add content to the WPI emails.
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 * @param string     $email_type Email format: plain text or HTML.
-	 * @param bool     $sent_to_admin Sent to admin.
-	 */
-	public function email_instructions( $invoice, $email_type, $sent_to_admin ) {
+     * Add content to the WPI emails.
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     * @param string     $email_type Email format: plain text or HTML.
+     * @param bool     $sent_to_admin Sent to admin.
+     */
+    public function email_instructions( $invoice, $email_type, $sent_to_admin ) {
 
-		if ( ! $sent_to_admin && 'bank_transfer' === $invoice->get_gateway() && $invoice->needs_payment() ) {
+        if ( ! $sent_to_admin && 'bank_transfer' === $invoice->get_gateway() && $invoice->needs_payment() ) {
 
-			echo '<div class="wpi-email-row getpaid-bank-transfer-details">';
+            echo '<div class="wpi-email-row getpaid-bank-transfer-details">';
 
-			if ( $this->instructions ) {
-				echo wp_kses_post( wpautop( wptexturize( $this->instructions ) ) . PHP_EOL );
+            if ( $this->instructions ) {
+                echo wp_kses_post( wpautop( wptexturize( $this->instructions ) ) . PHP_EOL );
             }
 
-			$this->bank_details( $invoice );
+            $this->bank_details( $invoice );
 			
-			echo '</div>';
+            echo '</div>';
 
-		}
+        }
 
     }
     
     /**
-	 * Get bank details and place into a list format.
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 */
-	protected function bank_details( $invoice ) {
+     * Get bank details and place into a list format.
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     */
+    protected function bank_details( $invoice ) {
 
-		// Get the invoice country and country $locale.
-		$country = $invoice->get_country();
-		$locale  = $this->get_country_locale();
+        // Get the invoice country and country $locale.
+        $country = $invoice->get_country();
+        $locale  = $this->get_country_locale();
 
-		// Get sortcode label in the $locale array and use appropriate one.
-		$sortcode = isset( $locale[ $country ]['sortcode']['label'] ) ? $locale[ $country ]['sortcode']['label'] : __( 'Sort code', 'invoicing' );
+        // Get sortcode label in the $locale array and use appropriate one.
+        $sortcode = isset( $locale[ $country ]['sortcode']['label'] ) ? $locale[ $country ]['sortcode']['label'] : __( 'Sort code', 'invoicing' );
 
         $bank_fields = array(
             'ac_name'     => __( 'Account Name', 'invoicing' ),
@@ -169,144 +169,144 @@ 
             return;
         }
 
-		echo '<h3 class="getpaid-bank-transfer-title"> ' . apply_filters( 'wpinv_receipt_bank_details_title', __( 'Bank Details', 'invoicing' ) ) . '</h3>' . PHP_EOL;
+        echo '<h3 class="getpaid-bank-transfer-title"> ' . apply_filters( 'wpinv_receipt_bank_details_title', __( 'Bank Details', 'invoicing' ) ) . '</h3>' . PHP_EOL;
 
-		echo '<table class="table table-bordered getpaid-bank-transfer-details">' . PHP_EOL;
+        echo '<table class="table table-bordered getpaid-bank-transfer-details">' . PHP_EOL;
 
-		foreach ( $bank_info as $key => $data ) {
+        foreach ( $bank_info as $key => $data ) {
 
-			$key   = sanitize_html_class( $key );
-			$label = wp_kses_post( $data['label'] );
-			$value = wp_kses_post( wptexturize( $data['value'] ) );
+            $key   = sanitize_html_class( $key );
+            $label = wp_kses_post( $data['label'] );
+            $value = wp_kses_post( wptexturize( $data['value'] ) );
 
-			echo "<tr class='getpaid-bank-transfer-$key'><th>$label</th><td>$value</td></tr>" . PHP_EOL;
-		}
+            echo "<tr class='getpaid-bank-transfer-$key'><th>$label</th><td>$value</td></tr>" . PHP_EOL;
+        }
 
-		echo '</table>';
+        echo '</table>';
 
     }
     
     /**
-	 * Get country locale if localized.
-	 *
-	 * @return array
-	 */
-	public function get_country_locale() {
-
-		if ( empty( $this->locale ) ) {
-
-			// Locale information to be used - only those that are not 'Sort Code'.
-			$this->locale = apply_filters(
-				'getpaid_get_bank_transfer_locale',
-				array(
-					'AU' => array(
-						'sortcode' => array(
-							'label' => __( 'BSB', 'invoicing' ),
-						),
-					),
-					'CA' => array(
-						'sortcode' => array(
-							'label' => __( 'Bank transit number', 'invoicing' ),
-						),
-					),
-					'IN' => array(
-						'sortcode' => array(
-							'label' => __( 'IFSC', 'invoicing' ),
-						),
-					),
-					'IT' => array(
-						'sortcode' => array(
-							'label' => __( 'Branch sort', 'invoicing' ),
-						),
-					),
-					'NZ' => array(
-						'sortcode' => array(
-							'label' => __( 'Bank code', 'invoicing' ),
-						),
-					),
-					'SE' => array(
-						'sortcode' => array(
-							'label' => __( 'Bank code', 'invoicing' ),
-						),
-					),
-					'US' => array(
-						'sortcode' => array(
-							'label' => __( 'Routing number', 'invoicing' ),
-						),
-					),
-					'ZA' => array(
-						'sortcode' => array(
-							'label' => __( 'Branch code', 'invoicing' ),
-						),
-					),
-				)
-			);
-
-		}
-
-		return $this->locale;
-
-	}
-
-	/**
-	 * Filters the gateway settings.
-	 * 
-	 * @param array $admin_settings
-	 */
-	public function admin_settings( $admin_settings ) {
+     * Get country locale if localized.
+     *
+     * @return array
+     */
+    public function get_country_locale() {
+
+        if ( empty( $this->locale ) ) {
+
+            // Locale information to be used - only those that are not 'Sort Code'.
+            $this->locale = apply_filters(
+                'getpaid_get_bank_transfer_locale',
+                array(
+                    'AU' => array(
+                        'sortcode' => array(
+                            'label' => __( 'BSB', 'invoicing' ),
+                        ),
+                    ),
+                    'CA' => array(
+                        'sortcode' => array(
+                            'label' => __( 'Bank transit number', 'invoicing' ),
+                        ),
+                    ),
+                    'IN' => array(
+                        'sortcode' => array(
+                            'label' => __( 'IFSC', 'invoicing' ),
+                        ),
+                    ),
+                    'IT' => array(
+                        'sortcode' => array(
+                            'label' => __( 'Branch sort', 'invoicing' ),
+                        ),
+                    ),
+                    'NZ' => array(
+                        'sortcode' => array(
+                            'label' => __( 'Bank code', 'invoicing' ),
+                        ),
+                    ),
+                    'SE' => array(
+                        'sortcode' => array(
+                            'label' => __( 'Bank code', 'invoicing' ),
+                        ),
+                    ),
+                    'US' => array(
+                        'sortcode' => array(
+                            'label' => __( 'Routing number', 'invoicing' ),
+                        ),
+                    ),
+                    'ZA' => array(
+                        'sortcode' => array(
+                            'label' => __( 'Branch code', 'invoicing' ),
+                        ),
+                    ),
+                )
+            );
+
+        }
+
+        return $this->locale;
+
+    }
+
+    /**
+     * Filters the gateway settings.
+     * 
+     * @param array $admin_settings
+     */
+    public function admin_settings( $admin_settings ) {
 
         $admin_settings['bank_transfer_desc']['std']    = __( "Make your payment directly into our bank account. Please use your Invoice Number as the payment reference. Your invoice won't be processed until the funds have cleared in our account.", 'invoicing' );
-		$admin_settings['bank_transfer_active']['desc'] = __( 'Enable bank transfer', 'invoicing' );
+        $admin_settings['bank_transfer_active']['desc'] = __( 'Enable bank transfer', 'invoicing' );
 
-		$locale  = $this->get_country_locale();
+        $locale  = $this->get_country_locale();
 
-		// Get sortcode label in the $locale array and use appropriate one.
-		$country  = wpinv_default_billing_country();
-		$sortcode = isset( $locale[ $country ]['sortcode']['label'] ) ? $locale[ $country ]['sortcode']['label'] : __( 'Sort code', 'invoicing' );
+        // Get sortcode label in the $locale array and use appropriate one.
+        $country  = wpinv_default_billing_country();
+        $sortcode = isset( $locale[ $country ]['sortcode']['label'] ) ? $locale[ $country ]['sortcode']['label'] : __( 'Sort code', 'invoicing' );
 
-		$admin_settings['bank_transfer_ac_name'] = array(
+        $admin_settings['bank_transfer_ac_name'] = array(
             'type' => 'text',
             'id'   => 'bank_transfer_ac_name',
             'name' => __( 'Account Name', 'invoicing' ),
-		);
+        );
 		
-		$admin_settings['bank_transfer_ac_no'] = array(
+        $admin_settings['bank_transfer_ac_no'] = array(
             'type' => 'text',
             'id'   => 'bank_transfer_ac_no',
             'name' => __( 'Account Number', 'invoicing' ),
-		);
+        );
 		
-		$admin_settings['bank_transfer_bank_name'] = array(
+        $admin_settings['bank_transfer_bank_name'] = array(
             'type' => 'text',
             'id'   => 'bank_transfer_bank_name',
             'name' => __( 'Bank Name', 'invoicing' ),
-		);
+        );
 
-		$admin_settings['bank_transfer_ifsc'] = array(
+        $admin_settings['bank_transfer_ifsc'] = array(
             'type' => 'text',
             'id'   => 'bank_transfer_ifsc',
             'name' => __( 'IFSC Code', 'invoicing' ),
-		);
+        );
 
-		$admin_settings['bank_transfer_iban'] = array(
+        $admin_settings['bank_transfer_iban'] = array(
             'type' => 'text',
             'id'   => 'bank_transfer_iban',
             'name' => __( 'IBAN', 'invoicing' ),
-		);
+        );
 
-		$admin_settings['bank_transfer_bic'] = array(
+        $admin_settings['bank_transfer_bic'] = array(
             'type' => 'text',
             'id'   => 'bank_transfer_bic',
             'name' => __( 'BIC/Swift Code', 'invoicing' ),
-		);
+        );
 		
-		$admin_settings['bank_transfer_sort_code'] = array(
-			'type' => 'text',
-			'id'   => 'bank_transfer_sort_code',
-			'name' => $sortcode,
-		);
+        $admin_settings['bank_transfer_sort_code'] = array(
+            'type' => 'text',
+            'id'   => 'bank_transfer_sort_code',
+            'name' => $sortcode,
+        );
 
-		$admin_settings['bank_transfer_info'] = array(
+        $admin_settings['bank_transfer_info'] = array(
             'id'   => 'bank_transfer_info',
             'name' => __( 'Instructions', 'invoicing' ),
             'desc' => __( 'Instructions that will be added to the thank you page and emails.', 'invoicing' ),
@@ -316,17 +316,17 @@ 
             'rows' => 5
         );
 
-		return $admin_settings;
-	}
+        return $admin_settings;
+    }
 
-	/**
-	 * Processes invoice addons.
-	 *
-	 * @param WPInv_Invoice $invoice
-	 * @param GetPaid_Form_Item[] $items
-	 * @return WPInv_Invoice
-	 */
-	public function process_addons( $invoice, $items ) {
+    /**
+     * Processes invoice addons.
+     *
+     * @param WPInv_Invoice $invoice
+     * @param GetPaid_Form_Item[] $items
+     * @return WPInv_Invoice
+     */
+    public function process_addons( $invoice, $items ) {
 
         foreach ( $items as $item ) {
             $invoice->add_item( $item );
@@ -334,6 +334,6 @@ 
 
         $invoice->recalculate_total();
         $invoice->save();
-	}
+    }
 
 }

Spacing +71 added lines, -71 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Bank transfer Payment Gateway class.
@@ -24,7 +24,7 @@ 
 	 *
 	 * @var array
 	 */
-	protected $supports = array( 'addons' );
+	protected $supports = array('addons');
 
     /**
 	 * Payment method order.
@@ -39,15 +39,15 @@ 
 	public function __construct() {
         parent::__construct();
 
-        $this->title                = __( 'Direct bank transfer', 'invoicing' );
-        $this->method_title         = __( 'Bank transfer', 'invoicing' );
-        $this->checkout_button_text = __( 'Proceed', 'invoicing' );
-        $this->instructions         = apply_filters( 'wpinv_bank_instructions', $this->get_option( 'info' ) );
+        $this->title                = __('Direct bank transfer', 'invoicing');
+        $this->method_title         = __('Bank transfer', 'invoicing');
+        $this->checkout_button_text = __('Proceed', 'invoicing');
+        $this->instructions         = apply_filters('wpinv_bank_instructions', $this->get_option('info'));
 
-		add_action( 'wpinv_receipt_end', array( $this, 'thankyou_page' ) );
-		add_action( 'getpaid_invoice_line_items', array( $this, 'thankyou_page' ), 40 );
-		add_action( 'wpinv_pdf_content_billing', array( $this, 'thankyou_page' ), 11 );
-		add_action( 'wpinv_email_invoice_details', array( $this, 'email_instructions' ), 10, 3 );
+		add_action('wpinv_receipt_end', array($this, 'thankyou_page'));
+		add_action('getpaid_invoice_line_items', array($this, 'thankyou_page'), 40);
+		add_action('wpinv_pdf_content_billing', array($this, 'thankyou_page'), 11);
+		add_action('wpinv_email_invoice_details', array($this, 'email_instructions'), 10, 3);
 
     }
 
@@ -60,23 +60,23 @@ 
 	 * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
 	 * @return array
 	 */
-	public function process_payment( $invoice, $submission_data, $submission ) {
+	public function process_payment($invoice, $submission_data, $submission) {
 
         // Add a transaction id.
-        $invoice->set_transaction_id( $invoice->generate_key('trans_') );
+        $invoice->set_transaction_id($invoice->generate_key('trans_'));
 
         // Set it as pending payment.
-        if ( ! $invoice->needs_payment() ) {
+        if (!$invoice->needs_payment()) {
             $invoice->mark_paid();
-        } else if ( ! $invoice->is_paid() ) {
-            $invoice->set_status( 'wpi-onhold' );
+        } else if (!$invoice->is_paid()) {
+            $invoice->set_status('wpi-onhold');
         }
 
         // Save it.
         $invoice->save();
 
         // Send to the success page.
-        wpinv_send_to_success_page( array( 'invoice_key' => $invoice->get_key() ) );
+        wpinv_send_to_success_page(array('invoice_key' => $invoice->get_key()));
 
     }
 
@@ -85,17 +85,17 @@ 
 	 *
 	 * @param WPInv_Invoice $invoice Invoice.
 	 */
-	public function thankyou_page( $invoice ) {
+	public function thankyou_page($invoice) {
 
-        if ( 'bank_transfer' === $invoice->get_gateway() && $invoice->needs_payment() ) {
+        if ('bank_transfer' === $invoice->get_gateway() && $invoice->needs_payment()) {
 
 			echo '<div class="mt-4 mb-2 getpaid-bank-transfer-details">' . PHP_EOL;
 
-            if ( ! empty( $this->instructions ) ) {
-                echo wp_kses_post( wpautop( wptexturize( $this->instructions ) ) );
+            if (!empty($this->instructions)) {
+                echo wp_kses_post(wpautop(wptexturize($this->instructions)));
 			}
 
-			$this->bank_details( $invoice );
+			$this->bank_details($invoice);
 
 			echo '</div>';
 
@@ -110,17 +110,17 @@ 
 	 * @param string     $email_type Email format: plain text or HTML.
 	 * @param bool     $sent_to_admin Sent to admin.
 	 */
-	public function email_instructions( $invoice, $email_type, $sent_to_admin ) {
+	public function email_instructions($invoice, $email_type, $sent_to_admin) {
 
-		if ( ! $sent_to_admin && 'bank_transfer' === $invoice->get_gateway() && $invoice->needs_payment() ) {
+		if (!$sent_to_admin && 'bank_transfer' === $invoice->get_gateway() && $invoice->needs_payment()) {
 
 			echo '<div class="wpi-email-row getpaid-bank-transfer-details">';
 
-			if ( $this->instructions ) {
-				echo wp_kses_post( wpautop( wptexturize( $this->instructions ) ) . PHP_EOL );
+			if ($this->instructions) {
+				echo wp_kses_post(wpautop(wptexturize($this->instructions)) . PHP_EOL);
             }
 
-			$this->bank_details( $invoice );
+			$this->bank_details($invoice);
 			
 			echo '</div>';
 
@@ -133,51 +133,51 @@ 
 	 *
 	 * @param WPInv_Invoice $invoice Invoice.
 	 */
-	protected function bank_details( $invoice ) {
+	protected function bank_details($invoice) {
 
 		// Get the invoice country and country $locale.
 		$country = $invoice->get_country();
 		$locale  = $this->get_country_locale();
 
 		// Get sortcode label in the $locale array and use appropriate one.
-		$sortcode = isset( $locale[ $country ]['sortcode']['label'] ) ? $locale[ $country ]['sortcode']['label'] : __( 'Sort code', 'invoicing' );
+		$sortcode = isset($locale[$country]['sortcode']['label']) ? $locale[$country]['sortcode']['label'] : __('Sort code', 'invoicing');
 
         $bank_fields = array(
-            'ac_name'     => __( 'Account Name', 'invoicing' ),
-            'ac_no'       => __( 'Account Number', 'invoicing' ),
-            'bank_name'   => __( 'Bank Name', 'invoicing' ),
-            'ifsc'        => __( 'IFSC code', 'invoicing' ),
-            'iban'        => __( 'IBAN', 'invoicing' ),
-            'bic'         => __( 'BIC/Swift code', 'invoicing' ),
+            'ac_name'     => __('Account Name', 'invoicing'),
+            'ac_no'       => __('Account Number', 'invoicing'),
+            'bank_name'   => __('Bank Name', 'invoicing'),
+            'ifsc'        => __('IFSC code', 'invoicing'),
+            'iban'        => __('IBAN', 'invoicing'),
+            'bic'         => __('BIC/Swift code', 'invoicing'),
             'sort_code'   => $sortcode,
         );
 
         $bank_info = array();
 
-        foreach ( $bank_fields as $field => $label ) {
-            $value = $this->get_option( $field );
+        foreach ($bank_fields as $field => $label) {
+            $value = $this->get_option($field);
 
-            if ( ! empty( $value ) ) {
-                $bank_info[$field] = array( 'label' => $label, 'value' => $value );
+            if (!empty($value)) {
+                $bank_info[$field] = array('label' => $label, 'value' => $value);
             }
 
         }
 
-        $bank_info = apply_filters( 'wpinv_bank_info', $bank_info );
+        $bank_info = apply_filters('wpinv_bank_info', $bank_info);
 
-        if ( empty( $bank_info ) ) {
+        if (empty($bank_info)) {
             return;
         }
 
-		echo '<h3 class="getpaid-bank-transfer-title"> ' . apply_filters( 'wpinv_receipt_bank_details_title', __( 'Bank Details', 'invoicing' ) ) . '</h3>' . PHP_EOL;
+		echo '<h3 class="getpaid-bank-transfer-title"> ' . apply_filters('wpinv_receipt_bank_details_title', __('Bank Details', 'invoicing')) . '</h3>' . PHP_EOL;
 
 		echo '<table class="table table-bordered getpaid-bank-transfer-details">' . PHP_EOL;
 
-		foreach ( $bank_info as $key => $data ) {
+		foreach ($bank_info as $key => $data) {
 
-			$key   = sanitize_html_class( $key );
-			$label = wp_kses_post( $data['label'] );
-			$value = wp_kses_post( wptexturize( $data['value'] ) );
+			$key   = sanitize_html_class($key);
+			$label = wp_kses_post($data['label']);
+			$value = wp_kses_post(wptexturize($data['value']));
 
 			echo "<tr class='getpaid-bank-transfer-$key'><th>$label</th><td>$value</td></tr>" . PHP_EOL;
 		}
@@ -193,7 +193,7 @@ 
 	 */
 	public function get_country_locale() {
 
-		if ( empty( $this->locale ) ) {
+		if (empty($this->locale)) {
 
 			// Locale information to be used - only those that are not 'Sort Code'.
 			$this->locale = apply_filters(
@@ -201,42 +201,42 @@ 
 				array(
 					'AU' => array(
 						'sortcode' => array(
-							'label' => __( 'BSB', 'invoicing' ),
+							'label' => __('BSB', 'invoicing'),
 						),
 					),
 					'CA' => array(
 						'sortcode' => array(
-							'label' => __( 'Bank transit number', 'invoicing' ),
+							'label' => __('Bank transit number', 'invoicing'),
 						),
 					),
 					'IN' => array(
 						'sortcode' => array(
-							'label' => __( 'IFSC', 'invoicing' ),
+							'label' => __('IFSC', 'invoicing'),
 						),
 					),
 					'IT' => array(
 						'sortcode' => array(
-							'label' => __( 'Branch sort', 'invoicing' ),
+							'label' => __('Branch sort', 'invoicing'),
 						),
 					),
 					'NZ' => array(
 						'sortcode' => array(
-							'label' => __( 'Bank code', 'invoicing' ),
+							'label' => __('Bank code', 'invoicing'),
 						),
 					),
 					'SE' => array(
 						'sortcode' => array(
-							'label' => __( 'Bank code', 'invoicing' ),
+							'label' => __('Bank code', 'invoicing'),
 						),
 					),
 					'US' => array(
 						'sortcode' => array(
-							'label' => __( 'Routing number', 'invoicing' ),
+							'label' => __('Routing number', 'invoicing'),
 						),
 					),
 					'ZA' => array(
 						'sortcode' => array(
-							'label' => __( 'Branch code', 'invoicing' ),
+							'label' => __('Branch code', 'invoicing'),
 						),
 					),
 				)
@@ -253,51 +253,51 @@ 
 	 * 
 	 * @param array $admin_settings
 	 */
-	public function admin_settings( $admin_settings ) {
+	public function admin_settings($admin_settings) {
 
-        $admin_settings['bank_transfer_desc']['std']    = __( "Make your payment directly into our bank account. Please use your Invoice Number as the payment reference. Your invoice won't be processed until the funds have cleared in our account.", 'invoicing' );
-		$admin_settings['bank_transfer_active']['desc'] = __( 'Enable bank transfer', 'invoicing' );
+        $admin_settings['bank_transfer_desc']['std'] = __("Make your payment directly into our bank account. Please use your Invoice Number as the payment reference. Your invoice won't be processed until the funds have cleared in our account.", 'invoicing');
+		$admin_settings['bank_transfer_active']['desc'] = __('Enable bank transfer', 'invoicing');
 
-		$locale  = $this->get_country_locale();
+		$locale = $this->get_country_locale();
 
 		// Get sortcode label in the $locale array and use appropriate one.
 		$country  = wpinv_default_billing_country();
-		$sortcode = isset( $locale[ $country ]['sortcode']['label'] ) ? $locale[ $country ]['sortcode']['label'] : __( 'Sort code', 'invoicing' );
+		$sortcode = isset($locale[$country]['sortcode']['label']) ? $locale[$country]['sortcode']['label'] : __('Sort code', 'invoicing');
 
 		$admin_settings['bank_transfer_ac_name'] = array(
             'type' => 'text',
             'id'   => 'bank_transfer_ac_name',
-            'name' => __( 'Account Name', 'invoicing' ),
+            'name' => __('Account Name', 'invoicing'),
 		);
 		
 		$admin_settings['bank_transfer_ac_no'] = array(
             'type' => 'text',
             'id'   => 'bank_transfer_ac_no',
-            'name' => __( 'Account Number', 'invoicing' ),
+            'name' => __('Account Number', 'invoicing'),
 		);
 		
 		$admin_settings['bank_transfer_bank_name'] = array(
             'type' => 'text',
             'id'   => 'bank_transfer_bank_name',
-            'name' => __( 'Bank Name', 'invoicing' ),
+            'name' => __('Bank Name', 'invoicing'),
 		);
 
 		$admin_settings['bank_transfer_ifsc'] = array(
             'type' => 'text',
             'id'   => 'bank_transfer_ifsc',
-            'name' => __( 'IFSC Code', 'invoicing' ),
+            'name' => __('IFSC Code', 'invoicing'),
 		);
 
 		$admin_settings['bank_transfer_iban'] = array(
             'type' => 'text',
             'id'   => 'bank_transfer_iban',
-            'name' => __( 'IBAN', 'invoicing' ),
+            'name' => __('IBAN', 'invoicing'),
 		);
 
 		$admin_settings['bank_transfer_bic'] = array(
             'type' => 'text',
             'id'   => 'bank_transfer_bic',
-            'name' => __( 'BIC/Swift Code', 'invoicing' ),
+            'name' => __('BIC/Swift Code', 'invoicing'),
 		);
 		
 		$admin_settings['bank_transfer_sort_code'] = array(
@@ -308,10 +308,10 @@ 
 
 		$admin_settings['bank_transfer_info'] = array(
             'id'   => 'bank_transfer_info',
-            'name' => __( 'Instructions', 'invoicing' ),
-            'desc' => __( 'Instructions that will be added to the thank you page and emails.', 'invoicing' ),
+            'name' => __('Instructions', 'invoicing'),
+            'desc' => __('Instructions that will be added to the thank you page and emails.', 'invoicing'),
             'type' => 'textarea',
-            'std'  => __( "Make your payment directly into our bank account. Please use your Invoice Number as the payment reference. Your invoice won't be processed until the funds have cleared in our account.", 'invoicing' ),
+            'std'  => __("Make your payment directly into our bank account. Please use your Invoice Number as the payment reference. Your invoice won't be processed until the funds have cleared in our account.", 'invoicing'),
             'cols' => 50,
             'rows' => 5
         );
@@ -326,10 +326,10 @@ 
 	 * @param GetPaid_Form_Item[] $items
 	 * @return WPInv_Invoice
 	 */
-	public function process_addons( $invoice, $items ) {
+	public function process_addons($invoice, $items) {
 
-        foreach ( $items as $item ) {
-            $invoice->add_item( $item );
+        foreach ($items as $item) {
+            $invoice->add_item($item);
         }
 
         $invoice->recalculate_total();

includes/api/class-getpaid-rest-settings-controller.php

Indentation +749 added lines, -749 removed lines

@@ -18,758 +18,758 @@
  */
 class GetPaid_REST_Settings_Controller extends GetPaid_REST_Controller {
 
-	/**
-	 * An array of available settings.
-	 *
-	 * @var string
-	 */
-	protected $settings;
-
-	/**
-	 * Route base.
-	 *
-	 * @var string
-	 */
-	protected $rest_base = 'settings';
-
-	/**
-	 * Registers the routes for the objects of the controller.
-	 *
-	 * @since 2.0.0
-	 *
-	 * @see register_rest_route()
-	 */
-	public function register_namespace_routes( $namespace ) {
-
-		// List all registered tabs.
-		register_rest_route(
-			$namespace,
-			$this->rest_base,
-			array(
-				array(
-					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_tabs' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
-				),
-				'schema' => '__return_empty_array',
-			)
-		);
-
-		// View/Update a single setting.
-		register_rest_route(
-			$namespace,
-			$this->rest_base . '/setting/(?P<id>[\w-]+)',
-			array(
-				'args'   => array(
-					'id'    => array(
-						'description' => __( 'Unique identifier for the setting.', 'invoicing' ),
-						'type'        => 'string',
-						'required'    => true,
-					),
-				),
-				array(
-					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_item' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
-				),
-				array(
-					'methods'             => WP_REST_Server::EDITABLE,
-					'callback'            => array( $this, 'update_item' ),
-					'permission_callback' => array( $this, 'update_items_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
-				),
-				'schema' => array( $this, 'get_public_item_schema' ),
-			)
-		);
-
-		// List registered sections for a given tab.
-		register_rest_route(
-			$namespace,
-			$this->rest_base . '/(?P<tab>[\w-]+)',
-			array(
-				'args'   => array(
-					'tab'    => array(
-						'description' => __( 'Unique identifier for the tab whose sections should be retrieved.', 'invoicing' ),
-						'type'        => 'string',
-						'required'    => true,
-						'enum'        => array_keys( wpinv_get_settings_tabs() ),
-					),
-				),
-				array(
-					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_sections' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
-				),
-				'schema' => '__return_empty_array',
-			)
-		);
-
-		// List all registered settings for a given tab.
-		register_rest_route(
-			$namespace,
-			$this->rest_base . '/(?P<tab>[\w-]+)/(?P<section>[\w-]+)',
-			array(
-				'args'   => array(
-					'tab'    => array(
-						'description' => __( 'Unique identifier for the tab whose settings should be retrieved.', 'invoicing' ),
-						'type'        => 'string',
-						'required'    => true,
-						'enum'        => array_keys( wpinv_get_settings_tabs() ),
-					),
-					'section'    => array(
-						'description' => __( 'The section in the tab whose settings should be retrieved.', 'invoicing' ),
-						'type'        => 'string',
-						'required'    => true,
-					),
-				),
-				array(
-					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_items' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
-				),
-				'schema' => array( $this, 'get_public_item_schema' ),
-			)
-		);
-
-		register_rest_route(
-			$namespace,
-			'/' . $this->rest_base . '/batch',
-			array(
-				'args'   => array(
-					'id'              => array(
-						'description' => __( 'Setting ID.', 'invoicing' ),
-						'type'        => 'string',
-					),
-				),
-				array(
-					'methods'             => WP_REST_Server::EDITABLE,
-					'callback'            => array( $this, 'batch_items' ),
-					'permission_callback' => array( $this, 'batch_items_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
-				),
-				'schema' => array( $this, 'get_public_batch_schema' ),
-			)
-		);
-
-	}
+    /**
+     * An array of available settings.
+     *
+     * @var string
+     */
+    protected $settings;
+
+    /**
+     * Route base.
+     *
+     * @var string
+     */
+    protected $rest_base = 'settings';
+
+    /**
+     * Registers the routes for the objects of the controller.
+     *
+     * @since 2.0.0
+     *
+     * @see register_rest_route()
+     */
+    public function register_namespace_routes( $namespace ) {
+
+        // List all registered tabs.
+        register_rest_route(
+            $namespace,
+            $this->rest_base,
+            array(
+                array(
+                    'methods'             => WP_REST_Server::READABLE,
+                    'callback'            => array( $this, 'get_tabs' ),
+                    'permission_callback' => array( $this, 'get_items_permissions_check' ),
+                ),
+                'schema' => '__return_empty_array',
+            )
+        );
+
+        // View/Update a single setting.
+        register_rest_route(
+            $namespace,
+            $this->rest_base . '/setting/(?P<id>[\w-]+)',
+            array(
+                'args'   => array(
+                    'id'    => array(
+                        'description' => __( 'Unique identifier for the setting.', 'invoicing' ),
+                        'type'        => 'string',
+                        'required'    => true,
+                    ),
+                ),
+                array(
+                    'methods'             => WP_REST_Server::READABLE,
+                    'callback'            => array( $this, 'get_item' ),
+                    'permission_callback' => array( $this, 'get_items_permissions_check' ),
+                ),
+                array(
+                    'methods'             => WP_REST_Server::EDITABLE,
+                    'callback'            => array( $this, 'update_item' ),
+                    'permission_callback' => array( $this, 'update_items_permissions_check' ),
+                    'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
+                ),
+                'schema' => array( $this, 'get_public_item_schema' ),
+            )
+        );
+
+        // List registered sections for a given tab.
+        register_rest_route(
+            $namespace,
+            $this->rest_base . '/(?P<tab>[\w-]+)',
+            array(
+                'args'   => array(
+                    'tab'    => array(
+                        'description' => __( 'Unique identifier for the tab whose sections should be retrieved.', 'invoicing' ),
+                        'type'        => 'string',
+                        'required'    => true,
+                        'enum'        => array_keys( wpinv_get_settings_tabs() ),
+                    ),
+                ),
+                array(
+                    'methods'             => WP_REST_Server::READABLE,
+                    'callback'            => array( $this, 'get_sections' ),
+                    'permission_callback' => array( $this, 'get_items_permissions_check' ),
+                ),
+                'schema' => '__return_empty_array',
+            )
+        );
+
+        // List all registered settings for a given tab.
+        register_rest_route(
+            $namespace,
+            $this->rest_base . '/(?P<tab>[\w-]+)/(?P<section>[\w-]+)',
+            array(
+                'args'   => array(
+                    'tab'    => array(
+                        'description' => __( 'Unique identifier for the tab whose settings should be retrieved.', 'invoicing' ),
+                        'type'        => 'string',
+                        'required'    => true,
+                        'enum'        => array_keys( wpinv_get_settings_tabs() ),
+                    ),
+                    'section'    => array(
+                        'description' => __( 'The section in the tab whose settings should be retrieved.', 'invoicing' ),
+                        'type'        => 'string',
+                        'required'    => true,
+                    ),
+                ),
+                array(
+                    'methods'             => WP_REST_Server::READABLE,
+                    'callback'            => array( $this, 'get_items' ),
+                    'permission_callback' => array( $this, 'get_items_permissions_check' ),
+                ),
+                'schema' => array( $this, 'get_public_item_schema' ),
+            )
+        );
+
+        register_rest_route(
+            $namespace,
+            '/' . $this->rest_base . '/batch',
+            array(
+                'args'   => array(
+                    'id'              => array(
+                        'description' => __( 'Setting ID.', 'invoicing' ),
+                        'type'        => 'string',
+                    ),
+                ),
+                array(
+                    'methods'             => WP_REST_Server::EDITABLE,
+                    'callback'            => array( $this, 'batch_items' ),
+                    'permission_callback' => array( $this, 'batch_items_permissions_check' ),
+                    'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
+                ),
+                'schema' => array( $this, 'get_public_batch_schema' ),
+            )
+        );
+
+    }
 	
-	/**
-	 * Return all settings.
-	 *
-	 * @since  2.0.0
-	 * @param  WP_REST_Request $request Request data.
-	 * @return WP_Error|WP_REST_Response
-	 */
-	public function get_items( $request ) {
-
-		$settings = $this->get_settings();
-
-		if ( ! isset( $settings[ $request['tab'] ] ) ) {
-			return new WP_Error( 'rest_invalid_tab', __( 'Invalid tab.', 'invoicing' ), array( 'status' => 400 ) );
-		}
-
-		if ( ! isset( $settings[ $request['tab'] ][ $request['section'] ] ) ) {
-			return new WP_Error( 'rest_invalid_section', __( 'Invalid section.', 'invoicing' ), array( 'status' => 400 ) );
-		}
-
-		$settings = $settings[ $request['tab'] ][ $request['section'] ];
-		$prepared = array();
-
-		foreach ( $settings as $setting ) {
-
-			$setting      = $this->sanitize_setting( $setting );
-			$setting_data = $this->prepare_item_for_response( $setting, $request );
-			$setting_data = $this->prepare_response_for_collection( $setting_data );
-
-			if ( $this->is_setting_type_valid( $setting['type'] ) ) {
-				$prepared[]   = $setting_data;
-			}
-
-		}
-
-		return rest_ensure_response( $prepared );
-	}
-
-	/**
-	 * Return a single setting.
-	 *
-	 * @since  2.0.0
-	 * @param  WP_REST_Request $request Request data.
-	 * @return WP_Error|WP_REST_Response
-	 */
-	public function get_item( $request ) {
-		$setting  = $this->get_setting( $request['id'] );
-
-		if ( is_wp_error( $setting ) ) {
-			return $setting;
-		}
-
-		$setting  = $this->sanitize_setting( $setting );
-		$response = $this->prepare_item_for_response( $setting, $request );
-		return rest_ensure_response( $response );
-	}
-
-	/**
-	 * Update a single setting.
-	 *
-	 * @since  2.0.0
-	 * @param  WP_REST_Request $request Request data.
-	 * @return WP_Error|WP_REST_Response
-	 */
-	public function update_item( $request ) {
-		$setting = $this->get_setting( $request['id'] );
-
-		if ( is_wp_error( $setting ) ) {
-			return $setting;
-		}
-
-		if ( is_callable( array( $this, 'validate_setting_' . $setting['type'] . '_field' ) ) ) {
-			$value = $this->{'validate_setting_' . $setting['type'] . '_field'}( $request['value'], $setting );
-		} else {
-			$value = $this->validate_setting_text_field( $request['value'], $setting );
-		}
-
-		if ( is_wp_error( $value ) ) {
-			return $value;
-		}
-
-		wpinv_update_option( $request['id'], $value );
-		$setting['value'] = $value;
-		$setting          = $this->sanitize_setting( $setting );
-		$response         = $this->prepare_item_for_response( $setting, $request );
-
-		return rest_ensure_response( $response );
-	}
-
-	/**
-	 * Makes sure the current user has access to READ the settings APIs.
-	 *
-	 * @since  2.0.0
-	 * @param WP_REST_Request $request Full data about the request.
-	 * @return WP_Error|boolean
-	 */
-	public function get_items_permissions_check( $request ) {
-		if ( ! wpinv_current_user_can_manage_invoicing() ) {
-			return new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot list resources.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
-		}
-
-		return true;
-	}
-
-	/**
-	 * Makes sure the current user has access to WRITE the settings APIs.
-	 *
-	 * @since  2.0.0
-	 * @param WP_REST_Request $request Full data about the request.
-	 * @return WP_Error|boolean
-	 */
-	public function update_items_permissions_check( $request ) {
-		if ( ! wpinv_current_user_can_manage_invoicing() ) {
-			return new WP_Error( 'rest_cannot_edit', __( 'Sorry, you cannot edit this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
-		}
-
-		return true;
-	}
-
-	/**
-	 * Check if a given request has access batch create, update and delete items.
-	 *
-	 * @param  WP_REST_Request $request Full details about the request.
-	 *
-	 * @return boolean|WP_Error
-	 */
-	public function batch_items_permissions_check( $request ) {
-		return wpinv_current_user_can_manage_invoicing() ? true : new WP_Error( 'rest_cannot_batch', __( 'Sorry, you are not allowed to batch manipulate this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
-	}
-
-	/**
-	 * Prepare links for the request.
-	 *
-	 * @param string $setting_id Setting ID.
-	 * @return array Links for the given setting.
-	 */
-	protected function prepare_links( $setting_id ) {
-
-		$links = array(
-			'self'       => array(
-				'href'   => rest_url( sprintf( '/%s/%s/setting/%s', $this->namespace, $this->rest_base, $setting_id ) ),
-			),
-			'collection' => array(
-				'href'   => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
-			),
-		);
-
-		return $links;
-	}
-
-	/**
-	 * Prepare a settings object for serialization.
-	 *
-	 * @since  2.0.0
-	 * @param array           $item Setting object.
-	 * @param WP_REST_Request $request Request object.
-	 * @return WP_REST_Response $response Response data.
-	 */
-	public function prepare_item_for_response( $item, $request ) {
-		$context = empty( $request['context'] ) ? 'view' : $request['context'];
-		$data    = $this->add_additional_fields_to_object( $item, $request );
-		$data    = $this->filter_response_by_context( $data, $context );
-
-		$response = rest_ensure_response( $data );
-
-		$response->add_links( $this->prepare_links( $item['id'] ) );
-
-		return $response;
-	}
-
-	/**
-	 * Filters out bad values from the settings array/filter so we
-	 * only return known values via the API.
-	 *
-	 * @since 2.0.0
-	 * @param  array $setting Setting.
-	 * @return array
-	 */
-	public function filter_setting( $setting ) {
-		return array_intersect_key(
-			$setting,
-			array_flip( array_filter( array_keys( $setting ), array( $this, 'allowed_setting_keys' ) ) )
-		);
-	}
-
-	/**
-	 * Callback for allowed keys for each setting response.
-	 *
-	 * @param  string $key Key to check.
-	 * @return boolean
-	 */
-	public function allowed_setting_keys( $key ) {
-		return in_array( $key, array_keys( $this->setting_defaults() ), true );
-	}
-
-	/**
-	 * Returns default options for a setting. null means the field is required.
-	 *
-	 * @since  2.0.0
-	 * @return array
-	 */
-	protected function setting_defaults() {
-		return array(
-			'id'          => null,
-			'name'        => null,
-			'desc'        => '',
-			'options'     => array(),
-			'std'         => false,
-			'value'       => false,
-			'placeholder' => '',
-			'readonly'    => false,
-			'faux'        => false,
-			'section'     => 'main',
-			'tab'         => 'general',
-			'type'        => 'text',
-		);
-	}
-
-	/**
-	 * Sanitizes a setting's field.
-	 *
-	 * @param  array $setting The setting to sanitize.
-	 * @return array
-	 */
-	public function sanitize_setting( $setting ) {
+    /**
+     * Return all settings.
+     *
+     * @since  2.0.0
+     * @param  WP_REST_Request $request Request data.
+     * @return WP_Error|WP_REST_Response
+     */
+    public function get_items( $request ) {
+
+        $settings = $this->get_settings();
+
+        if ( ! isset( $settings[ $request['tab'] ] ) ) {
+            return new WP_Error( 'rest_invalid_tab', __( 'Invalid tab.', 'invoicing' ), array( 'status' => 400 ) );
+        }
+
+        if ( ! isset( $settings[ $request['tab'] ][ $request['section'] ] ) ) {
+            return new WP_Error( 'rest_invalid_section', __( 'Invalid section.', 'invoicing' ), array( 'status' => 400 ) );
+        }
+
+        $settings = $settings[ $request['tab'] ][ $request['section'] ];
+        $prepared = array();
+
+        foreach ( $settings as $setting ) {
+
+            $setting      = $this->sanitize_setting( $setting );
+            $setting_data = $this->prepare_item_for_response( $setting, $request );
+            $setting_data = $this->prepare_response_for_collection( $setting_data );
+
+            if ( $this->is_setting_type_valid( $setting['type'] ) ) {
+                $prepared[]   = $setting_data;
+            }
+
+        }
+
+        return rest_ensure_response( $prepared );
+    }
+
+    /**
+     * Return a single setting.
+     *
+     * @since  2.0.0
+     * @param  WP_REST_Request $request Request data.
+     * @return WP_Error|WP_REST_Response
+     */
+    public function get_item( $request ) {
+        $setting  = $this->get_setting( $request['id'] );
+
+        if ( is_wp_error( $setting ) ) {
+            return $setting;
+        }
+
+        $setting  = $this->sanitize_setting( $setting );
+        $response = $this->prepare_item_for_response( $setting, $request );
+        return rest_ensure_response( $response );
+    }
+
+    /**
+     * Update a single setting.
+     *
+     * @since  2.0.0
+     * @param  WP_REST_Request $request Request data.
+     * @return WP_Error|WP_REST_Response
+     */
+    public function update_item( $request ) {
+        $setting = $this->get_setting( $request['id'] );
+
+        if ( is_wp_error( $setting ) ) {
+            return $setting;
+        }
+
+        if ( is_callable( array( $this, 'validate_setting_' . $setting['type'] . '_field' ) ) ) {
+            $value = $this->{'validate_setting_' . $setting['type'] . '_field'}( $request['value'], $setting );
+        } else {
+            $value = $this->validate_setting_text_field( $request['value'], $setting );
+        }
+
+        if ( is_wp_error( $value ) ) {
+            return $value;
+        }
+
+        wpinv_update_option( $request['id'], $value );
+        $setting['value'] = $value;
+        $setting          = $this->sanitize_setting( $setting );
+        $response         = $this->prepare_item_for_response( $setting, $request );
+
+        return rest_ensure_response( $response );
+    }
+
+    /**
+     * Makes sure the current user has access to READ the settings APIs.
+     *
+     * @since  2.0.0
+     * @param WP_REST_Request $request Full data about the request.
+     * @return WP_Error|boolean
+     */
+    public function get_items_permissions_check( $request ) {
+        if ( ! wpinv_current_user_can_manage_invoicing() ) {
+            return new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot list resources.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+        }
+
+        return true;
+    }
+
+    /**
+     * Makes sure the current user has access to WRITE the settings APIs.
+     *
+     * @since  2.0.0
+     * @param WP_REST_Request $request Full data about the request.
+     * @return WP_Error|boolean
+     */
+    public function update_items_permissions_check( $request ) {
+        if ( ! wpinv_current_user_can_manage_invoicing() ) {
+            return new WP_Error( 'rest_cannot_edit', __( 'Sorry, you cannot edit this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+        }
+
+        return true;
+    }
+
+    /**
+     * Check if a given request has access batch create, update and delete items.
+     *
+     * @param  WP_REST_Request $request Full details about the request.
+     *
+     * @return boolean|WP_Error
+     */
+    public function batch_items_permissions_check( $request ) {
+        return wpinv_current_user_can_manage_invoicing() ? true : new WP_Error( 'rest_cannot_batch', __( 'Sorry, you are not allowed to batch manipulate this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+    }
+
+    /**
+     * Prepare links for the request.
+     *
+     * @param string $setting_id Setting ID.
+     * @return array Links for the given setting.
+     */
+    protected function prepare_links( $setting_id ) {
+
+        $links = array(
+            'self'       => array(
+                'href'   => rest_url( sprintf( '/%s/%s/setting/%s', $this->namespace, $this->rest_base, $setting_id ) ),
+            ),
+            'collection' => array(
+                'href'   => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
+            ),
+        );
+
+        return $links;
+    }
+
+    /**
+     * Prepare a settings object for serialization.
+     *
+     * @since  2.0.0
+     * @param array           $item Setting object.
+     * @param WP_REST_Request $request Request object.
+     * @return WP_REST_Response $response Response data.
+     */
+    public function prepare_item_for_response( $item, $request ) {
+        $context = empty( $request['context'] ) ? 'view' : $request['context'];
+        $data    = $this->add_additional_fields_to_object( $item, $request );
+        $data    = $this->filter_response_by_context( $data, $context );
+
+        $response = rest_ensure_response( $data );
+
+        $response->add_links( $this->prepare_links( $item['id'] ) );
+
+        return $response;
+    }
+
+    /**
+     * Filters out bad values from the settings array/filter so we
+     * only return known values via the API.
+     *
+     * @since 2.0.0
+     * @param  array $setting Setting.
+     * @return array
+     */
+    public function filter_setting( $setting ) {
+        return array_intersect_key(
+            $setting,
+            array_flip( array_filter( array_keys( $setting ), array( $this, 'allowed_setting_keys' ) ) )
+        );
+    }
+
+    /**
+     * Callback for allowed keys for each setting response.
+     *
+     * @param  string $key Key to check.
+     * @return boolean
+     */
+    public function allowed_setting_keys( $key ) {
+        return in_array( $key, array_keys( $this->setting_defaults() ), true );
+    }
+
+    /**
+     * Returns default options for a setting. null means the field is required.
+     *
+     * @since  2.0.0
+     * @return array
+     */
+    protected function setting_defaults() {
+        return array(
+            'id'          => null,
+            'name'        => null,
+            'desc'        => '',
+            'options'     => array(),
+            'std'         => false,
+            'value'       => false,
+            'placeholder' => '',
+            'readonly'    => false,
+            'faux'        => false,
+            'section'     => 'main',
+            'tab'         => 'general',
+            'type'        => 'text',
+        );
+    }
+
+    /**
+     * Sanitizes a setting's field.
+     *
+     * @param  array $setting The setting to sanitize.
+     * @return array
+     */
+    public function sanitize_setting( $setting ) {
 		
-		$setting          = wp_parse_args( $setting, $this->setting_defaults() );
-		$setting['value'] = wpinv_get_option( $setting['id'], $setting['std'] );
-		return $this->filter_setting( $setting );
-
-	}
-
-	/**
-	 * Get setting data.
-	 *
-	 * @since  2.0.0
-	 * @param string $setting_id Setting ID.
-	 * @return array|WP_Error
-	 */
-	public function get_setting( $setting_id ) {
-
-		if ( empty( $setting_id ) ) {
-			return new WP_Error( 'rest_setting_setting_invalid', __( 'Invalid setting.', 'invoicing' ), array( 'status' => 404 ) );
-		}
-
-		$settings  = $this->get_settings();
-
-		foreach ( $settings as $tabs ) {
-
-			foreach ( $tabs as $sections ) {
-
-				if ( isset( $sections[ $setting_id ] ) ) {
-					if ( ! $this->is_setting_type_valid( $sections[ $setting_id ]['type'] ) ) {
-						return new WP_Error( 'rest_setting_setting_type_invalid', __( 'Invalid setting type.', 'invoicing' ), array( 'status' => 404 ) );
-					}
-
-					return $sections[ $setting_id ];
-				}
-
-			}
-
-		}
-
-		return new WP_Error( 'rest_setting_setting_invalid', __( 'Invalid setting.', 'invoicing' ), array( 'status' => 404 ) );
-	}
-
-	/**
-	 * Get all tabs.
-	 *
-	 * @param  WP_REST_Request $request Request data.
-	 * @return array
-	 */
-	public function get_tabs( $request ) {
-		$tabs     = wpinv_get_settings_tabs();
-		$prepared = array();
-
-		foreach ( $tabs as $id => $tab ) {
-
-			$_request        = $request;
-			$_request['tab'] = sanitize_title( $id );
-			$data            = array(
-				'id'       => sanitize_title( $id ),
-				'label'    => sanitize_text_field( $tab ),
-				'sections' => $this->get_sections( $_request ),
-			);
-
-			$data     = $this->add_additional_fields_to_object( $data, $request );
-			$response = rest_ensure_response( $data );
-
-			if ( ! is_wp_error( $response ) ) {
-				$links = array(
-					'sections'   => array(
-						'href'   => rest_url( sprintf( '/%s/%s/%s', $this->namespace, $this->rest_base, $id ) ),
-					),
-					'collection' => array(
-						'href'   => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
-					),
-				);
-				$response->add_links( $links );
-				$response = $this->prepare_response_for_collection( $response );
-			}
-
-			$prepared[] = $response;
-
-		}
-
-		return rest_ensure_response( $prepared );
-	}
-
-	/**
-	 * Get all sections.
-	 *
-	 * @param  WP_REST_Request $request Request data.
-	 * @return array
-	 */
-	public function get_sections( $request ) {
-
-		$tab      = sanitize_title( $request['tab'] );
-		$sections = wpinv_get_settings_tab_sections( $tab );
-		$prepared = array();
-
-		foreach ( $sections as $id => $section ) {
-
-			$data            = array(
-				'id'       => sanitize_title( $id ),
-				'label'    => sanitize_text_field( $section ),
-			);
-
-			$data     = $this->add_additional_fields_to_object( $data, $request );
-			$response = rest_ensure_response( $data );
-
-			if ( ! is_wp_error( $response ) ) {
-				$links = array(
-					'settings'   => array(
-						'href'   => rest_url( sprintf( '/%s/%s/%s/%s', $this->namespace, $this->rest_base, $tab, $id ) ),
-					),
-					'collection' => array(
-						'href'   => rest_url( sprintf( '/%s/%s/%s', $this->namespace, $this->rest_base, $tab ) ),
-					),
-					'tabs'       => array(
-						'href'   => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
-					),
-				);
-				$response->add_links( $links );
-				$response = $this->prepare_response_for_collection( $response );
-			}
-
-			$prepared[] = $response;
-
-		}
-
-		return rest_ensure_response( $prepared );
-	}
-
-	/**
-	 * Get all settings.
-	 *
-	 * @return array
-	 */
-	public function get_settings() {
-
-		if ( empty( $this->settings ) ) {
-			$this->settings = wpinv_get_registered_settings();
-		}
-
-		return $this->settings;
-
-	}
-
-	/**
-	 * Boolean for if a setting type is a valid supported setting type.
-	 *
-	 * @since  2.0.0
-	 * @param  string $type Type.
-	 * @return bool
-	 */
-	public function is_setting_type_valid( $type ) {
-
-		return in_array(
-			$type, array(
-				'text',         // Validates with validate_setting_text_field.
-				'email',        // Validates with validate_setting_text_field.
-				'number',       // Validates with validate_setting_text_field.
-				'color',        // Validates with validate_setting_text_field.
-				'password',     // Validates with validate_setting_text_field.
-				'textarea',     // Validates with validate_setting_textarea_field.
-				'select',       // Validates with validate_setting_select_field.
-				'multiselect',  // Validates with validate_setting_multiselect_field.
-				'radio',        // Validates with validate_setting_radio_field (-> validate_setting_select_field).
-				'checkbox',     // Validates with validate_setting_checkbox_field.
-				'header',       // Validates with validate_setting_text_field.
-			)
-		);
-
-	}
-
-	/**
-	 * Get the settings schema, conforming to JSON Schema.
-	 *
-	 * @return array
-	 */
-	public function get_item_schema() {
-
-		// Maybe retrieve the schema from cache.
-		if ( ! empty( $this->schema ) ) {
-			return $this->add_additional_fields_schema( $this->schema );
-		}
-
-		$schema = array(
-			'$schema'    => 'http://json-schema.org/draft-04/schema#',
-			'title'      => 'setting',
-			'type'       => 'object',
-			'properties' => array(
-				'id'          => array(
-					'description' => __( 'A unique identifier for the setting.', 'invoicing' ),
-					'type'        => 'string',
-					'arg_options' => array(
-						'sanitize_callback' => 'sanitize_title',
-					),
-					'context'     => array( 'view', 'edit' ),
-					'readonly'    => true,
-				),
-				'tab'         => array(
-					'description' => __( 'An identifier for the tab this setting belongs to.', 'invoicing' ),
-					'type'        => 'string',
-					'arg_options' => array(
-						'sanitize_callback' => 'sanitize_title',
-					),
-					'context'     => array( 'view', 'edit' ),
-					'readonly'    => true,
-				),
-				'section'     => array(
-					'description' => __( 'An identifier for the section this setting belongs to.', 'invoicing' ),
-					'type'        => 'string',
-					'arg_options' => array(
-						'sanitize_callback' => 'sanitize_title',
-					),
-					'context'     => array( 'view', 'edit' ),
-					'readonly'    => true,
-				),
-				'name'       => array(
-					'description' => __( 'A human readable label for the setting used in interfaces.', 'invoicing' ),
-					'type'        => 'string',
-					'arg_options' => array(
-						'sanitize_callback' => 'sanitize_text_field',
-					),
-					'context'     => array( 'view', 'edit' ),
-					'readonly'    => true,
-				),
-				'desc'        => array(
-					'description' => __( 'A human readable description for the setting used in interfaces.', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view', 'edit' ),
-					'readonly'    => true,
-				),
-				'value'       => array(
-					'description' => __( 'The current value of this setting.', 'invoicing' ),
-					'type'        => 'mixed',
-					'context'     => array( 'view', 'edit' ),
-				),
-				'default'     => array(
-					'description' => __( 'Default value for the setting.', 'invoicing' ),
-					'type'        => 'mixed',
-					'context'     => array( 'view', 'edit' ),
-					'readonly'    => true,
-				),
-				'placeholder' => array(
-					'description' => __( 'Placeholder text to be displayed in text inputs.', 'invoicing' ),
-					'type'        => 'string',
-					'arg_options' => array(
-						'sanitize_callback' => 'sanitize_text_field',
-					),
-					'context'     => array( 'view', 'edit' ),
-					'readonly'    => true,
-				),
-				'type'        => array(
-					'description' => __( 'Type of setting.', 'invoicing' ),
-					'type'        => 'string',
-					'arg_options' => array(
-						'sanitize_callback' => 'sanitize_text_field',
-					),
-					'context'     => array( 'view', 'edit' ),
-					'enum'        => array( 'text', 'email', 'number', 'color', 'password', 'textarea', 'select', 'multiselect', 'radio', 'image_width', 'checkbox', 'raw_html' ),
-					'readonly'    => true,
-				),
-				'options'     => array(
-					'description' => __( 'Array of options (key value pairs) for inputs such as select, multiselect, and radio buttons.', 'invoicing' ),
-					'type'        => 'object',
-					'context'     => array( 'view', 'edit' ),
-					'readonly'    => true,
-				),
-				'readonly'        => array(
-					'description' => __( 'Whether or not this setting is readonly', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-				'faux'            => array(
-					'description' => __( 'Whether or not this setting is readonly/faux', 'invoicing' ),
-					'type'        => 'string',
-					'context'     => array( 'view' ),
-					'readonly'    => true,
-				),
-			),
-		);
-
-		// Filters the settings schema for the REST API.
+        $setting          = wp_parse_args( $setting, $this->setting_defaults() );
+        $setting['value'] = wpinv_get_option( $setting['id'], $setting['std'] );
+        return $this->filter_setting( $setting );
+
+    }
+
+    /**
+     * Get setting data.
+     *
+     * @since  2.0.0
+     * @param string $setting_id Setting ID.
+     * @return array|WP_Error
+     */
+    public function get_setting( $setting_id ) {
+
+        if ( empty( $setting_id ) ) {
+            return new WP_Error( 'rest_setting_setting_invalid', __( 'Invalid setting.', 'invoicing' ), array( 'status' => 404 ) );
+        }
+
+        $settings  = $this->get_settings();
+
+        foreach ( $settings as $tabs ) {
+
+            foreach ( $tabs as $sections ) {
+
+                if ( isset( $sections[ $setting_id ] ) ) {
+                    if ( ! $this->is_setting_type_valid( $sections[ $setting_id ]['type'] ) ) {
+                        return new WP_Error( 'rest_setting_setting_type_invalid', __( 'Invalid setting type.', 'invoicing' ), array( 'status' => 404 ) );
+                    }
+
+                    return $sections[ $setting_id ];
+                }
+
+            }
+
+        }
+
+        return new WP_Error( 'rest_setting_setting_invalid', __( 'Invalid setting.', 'invoicing' ), array( 'status' => 404 ) );
+    }
+
+    /**
+     * Get all tabs.
+     *
+     * @param  WP_REST_Request $request Request data.
+     * @return array
+     */
+    public function get_tabs( $request ) {
+        $tabs     = wpinv_get_settings_tabs();
+        $prepared = array();
+
+        foreach ( $tabs as $id => $tab ) {
+
+            $_request        = $request;
+            $_request['tab'] = sanitize_title( $id );
+            $data            = array(
+                'id'       => sanitize_title( $id ),
+                'label'    => sanitize_text_field( $tab ),
+                'sections' => $this->get_sections( $_request ),
+            );
+
+            $data     = $this->add_additional_fields_to_object( $data, $request );
+            $response = rest_ensure_response( $data );
+
+            if ( ! is_wp_error( $response ) ) {
+                $links = array(
+                    'sections'   => array(
+                        'href'   => rest_url( sprintf( '/%s/%s/%s', $this->namespace, $this->rest_base, $id ) ),
+                    ),
+                    'collection' => array(
+                        'href'   => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
+                    ),
+                );
+                $response->add_links( $links );
+                $response = $this->prepare_response_for_collection( $response );
+            }
+
+            $prepared[] = $response;
+
+        }
+
+        return rest_ensure_response( $prepared );
+    }
+
+    /**
+     * Get all sections.
+     *
+     * @param  WP_REST_Request $request Request data.
+     * @return array
+     */
+    public function get_sections( $request ) {
+
+        $tab      = sanitize_title( $request['tab'] );
+        $sections = wpinv_get_settings_tab_sections( $tab );
+        $prepared = array();
+
+        foreach ( $sections as $id => $section ) {
+
+            $data            = array(
+                'id'       => sanitize_title( $id ),
+                'label'    => sanitize_text_field( $section ),
+            );
+
+            $data     = $this->add_additional_fields_to_object( $data, $request );
+            $response = rest_ensure_response( $data );
+
+            if ( ! is_wp_error( $response ) ) {
+                $links = array(
+                    'settings'   => array(
+                        'href'   => rest_url( sprintf( '/%s/%s/%s/%s', $this->namespace, $this->rest_base, $tab, $id ) ),
+                    ),
+                    'collection' => array(
+                        'href'   => rest_url( sprintf( '/%s/%s/%s', $this->namespace, $this->rest_base, $tab ) ),
+                    ),
+                    'tabs'       => array(
+                        'href'   => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
+                    ),
+                );
+                $response->add_links( $links );
+                $response = $this->prepare_response_for_collection( $response );
+            }
+
+            $prepared[] = $response;
+
+        }
+
+        return rest_ensure_response( $prepared );
+    }
+
+    /**
+     * Get all settings.
+     *
+     * @return array
+     */
+    public function get_settings() {
+
+        if ( empty( $this->settings ) ) {
+            $this->settings = wpinv_get_registered_settings();
+        }
+
+        return $this->settings;
+
+    }
+
+    /**
+     * Boolean for if a setting type is a valid supported setting type.
+     *
+     * @since  2.0.0
+     * @param  string $type Type.
+     * @return bool
+     */
+    public function is_setting_type_valid( $type ) {
+
+        return in_array(
+            $type, array(
+                'text',         // Validates with validate_setting_text_field.
+                'email',        // Validates with validate_setting_text_field.
+                'number',       // Validates with validate_setting_text_field.
+                'color',        // Validates with validate_setting_text_field.
+                'password',     // Validates with validate_setting_text_field.
+                'textarea',     // Validates with validate_setting_textarea_field.
+                'select',       // Validates with validate_setting_select_field.
+                'multiselect',  // Validates with validate_setting_multiselect_field.
+                'radio',        // Validates with validate_setting_radio_field (-> validate_setting_select_field).
+                'checkbox',     // Validates with validate_setting_checkbox_field.
+                'header',       // Validates with validate_setting_text_field.
+            )
+        );
+
+    }
+
+    /**
+     * Get the settings schema, conforming to JSON Schema.
+     *
+     * @return array
+     */
+    public function get_item_schema() {
+
+        // Maybe retrieve the schema from cache.
+        if ( ! empty( $this->schema ) ) {
+            return $this->add_additional_fields_schema( $this->schema );
+        }
+
+        $schema = array(
+            '$schema'    => 'http://json-schema.org/draft-04/schema#',
+            'title'      => 'setting',
+            'type'       => 'object',
+            'properties' => array(
+                'id'          => array(
+                    'description' => __( 'A unique identifier for the setting.', 'invoicing' ),
+                    'type'        => 'string',
+                    'arg_options' => array(
+                        'sanitize_callback' => 'sanitize_title',
+                    ),
+                    'context'     => array( 'view', 'edit' ),
+                    'readonly'    => true,
+                ),
+                'tab'         => array(
+                    'description' => __( 'An identifier for the tab this setting belongs to.', 'invoicing' ),
+                    'type'        => 'string',
+                    'arg_options' => array(
+                        'sanitize_callback' => 'sanitize_title',
+                    ),
+                    'context'     => array( 'view', 'edit' ),
+                    'readonly'    => true,
+                ),
+                'section'     => array(
+                    'description' => __( 'An identifier for the section this setting belongs to.', 'invoicing' ),
+                    'type'        => 'string',
+                    'arg_options' => array(
+                        'sanitize_callback' => 'sanitize_title',
+                    ),
+                    'context'     => array( 'view', 'edit' ),
+                    'readonly'    => true,
+                ),
+                'name'       => array(
+                    'description' => __( 'A human readable label for the setting used in interfaces.', 'invoicing' ),
+                    'type'        => 'string',
+                    'arg_options' => array(
+                        'sanitize_callback' => 'sanitize_text_field',
+                    ),
+                    'context'     => array( 'view', 'edit' ),
+                    'readonly'    => true,
+                ),
+                'desc'        => array(
+                    'description' => __( 'A human readable description for the setting used in interfaces.', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view', 'edit' ),
+                    'readonly'    => true,
+                ),
+                'value'       => array(
+                    'description' => __( 'The current value of this setting.', 'invoicing' ),
+                    'type'        => 'mixed',
+                    'context'     => array( 'view', 'edit' ),
+                ),
+                'default'     => array(
+                    'description' => __( 'Default value for the setting.', 'invoicing' ),
+                    'type'        => 'mixed',
+                    'context'     => array( 'view', 'edit' ),
+                    'readonly'    => true,
+                ),
+                'placeholder' => array(
+                    'description' => __( 'Placeholder text to be displayed in text inputs.', 'invoicing' ),
+                    'type'        => 'string',
+                    'arg_options' => array(
+                        'sanitize_callback' => 'sanitize_text_field',
+                    ),
+                    'context'     => array( 'view', 'edit' ),
+                    'readonly'    => true,
+                ),
+                'type'        => array(
+                    'description' => __( 'Type of setting.', 'invoicing' ),
+                    'type'        => 'string',
+                    'arg_options' => array(
+                        'sanitize_callback' => 'sanitize_text_field',
+                    ),
+                    'context'     => array( 'view', 'edit' ),
+                    'enum'        => array( 'text', 'email', 'number', 'color', 'password', 'textarea', 'select', 'multiselect', 'radio', 'image_width', 'checkbox', 'raw_html' ),
+                    'readonly'    => true,
+                ),
+                'options'     => array(
+                    'description' => __( 'Array of options (key value pairs) for inputs such as select, multiselect, and radio buttons.', 'invoicing' ),
+                    'type'        => 'object',
+                    'context'     => array( 'view', 'edit' ),
+                    'readonly'    => true,
+                ),
+                'readonly'        => array(
+                    'description' => __( 'Whether or not this setting is readonly', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+                'faux'            => array(
+                    'description' => __( 'Whether or not this setting is readonly/faux', 'invoicing' ),
+                    'type'        => 'string',
+                    'context'     => array( 'view' ),
+                    'readonly'    => true,
+                ),
+            ),
+        );
+
+        // Filters the settings schema for the REST API.
         $schema = apply_filters( 'getpaid_rest_settings_schema', $schema );
 
-		// Cache the settings schema.
-		$this->schema = $schema;
-
-		return $this->add_additional_fields_schema( $this->schema );
-
-	}
-
-	/**
-	 * Validate a text value for a text based setting.
-	 *
-	 * @since 2.0.0
-	 * @param string $value Value.
-	 * @param array  $setting Setting.
-	 * @return string
-	 */
-	public function validate_setting_text_field( $value ) {
-		$value = is_null( $value ) ? '' : $value;
-		return wp_kses_post( trim( stripslashes( $value ) ) );
-	}
-
-	/**
-	 * Validate select based settings.
-	 *
-	 * @since 2.0.0
-	 * @param string $value Value.
-	 * @param array  $setting Setting.
-	 * @return string|WP_Error
-	 */
-	public function validate_setting_select_field( $value, $setting ) {
-		if ( array_key_exists( $value, $setting['options'] ) ) {
-			return $value;
-		} else {
-			return new WP_Error( 'rest_setting_value_invalid', __( 'An invalid setting value was passed.', 'invoicing' ), array( 'status' => 400 ) );
-		}
-	}
-
-	/**
-	 * Validate multiselect based settings.
-	 *
-	 * @since 2.0.0
-	 * @param array $values Values.
-	 * @param array $setting Setting.
-	 * @return array|WP_Error
-	 */
-	public function validate_setting_multiselect_field( $values, $setting ) {
-		if ( empty( $values ) ) {
-			return array();
-		}
-
-		if ( ! is_array( $values ) ) {
-			return new WP_Error( 'rest_setting_value_invalid', __( 'An invalid setting value was passed.', 'invoicing' ), array( 'status' => 400 ) );
-		}
-
-		$final_values = array();
-		foreach ( $values as $value ) {
-			if ( array_key_exists( $value, $setting['options'] ) ) {
-				$final_values[] = $value;
-			}
-		}
-
-		return $final_values;
-	}
-
-	/**
-	 * Validate radio based settings.
-	 *
-	 * @since 2.0.0
-	 * @param string $value Value.
-	 * @param array  $setting Setting.
-	 * @return string|WP_Error
-	 */
-	public function validate_setting_radio_field( $value, $setting ) {
-		return $this->validate_setting_select_field( $value, $setting );
-	}
-
-	/**
-	 * Validate checkbox based settings.
-	 *
-	 * @since 2.0.0
-	 * @param string $value Value.
-	 * @return int
-	 */
-	public function validate_setting_checkbox_field( $value ) {
-		return (int) ! empty( $value );
-	}
-
-	/**
-	 * Validate textarea based settings.
-	 *
-	 * @since 2.0.0
-	 * @param string $value Value.
-	 * @return string
-	 */
-	public function validate_setting_textarea_field( $value ) {
-		$value = is_null( $value ) ? '' : $value;
-		return wp_kses(
-			trim( stripslashes( $value ) ),
-			array_merge(
-				array(
-					'iframe' => array(
-						'src'   => true,
-						'style' => true,
-						'id'    => true,
-						'class' => true,
-					),
-				),
-				wp_kses_allowed_html( 'post' )
-			)
-		);
-	}
+        // Cache the settings schema.
+        $this->schema = $schema;
+
+        return $this->add_additional_fields_schema( $this->schema );
+
+    }
+
+    /**
+     * Validate a text value for a text based setting.
+     *
+     * @since 2.0.0
+     * @param string $value Value.
+     * @param array  $setting Setting.
+     * @return string
+     */
+    public function validate_setting_text_field( $value ) {
+        $value = is_null( $value ) ? '' : $value;
+        return wp_kses_post( trim( stripslashes( $value ) ) );
+    }
+
+    /**
+     * Validate select based settings.
+     *
+     * @since 2.0.0
+     * @param string $value Value.
+     * @param array  $setting Setting.
+     * @return string|WP_Error
+     */
+    public function validate_setting_select_field( $value, $setting ) {
+        if ( array_key_exists( $value, $setting['options'] ) ) {
+            return $value;
+        } else {
+            return new WP_Error( 'rest_setting_value_invalid', __( 'An invalid setting value was passed.', 'invoicing' ), array( 'status' => 400 ) );
+        }
+    }
+
+    /**
+     * Validate multiselect based settings.
+     *
+     * @since 2.0.0
+     * @param array $values Values.
+     * @param array $setting Setting.
+     * @return array|WP_Error
+     */
+    public function validate_setting_multiselect_field( $values, $setting ) {
+        if ( empty( $values ) ) {
+            return array();
+        }
+
+        if ( ! is_array( $values ) ) {
+            return new WP_Error( 'rest_setting_value_invalid', __( 'An invalid setting value was passed.', 'invoicing' ), array( 'status' => 400 ) );
+        }
+
+        $final_values = array();
+        foreach ( $values as $value ) {
+            if ( array_key_exists( $value, $setting['options'] ) ) {
+                $final_values[] = $value;
+            }
+        }
+
+        return $final_values;
+    }
+
+    /**
+     * Validate radio based settings.
+     *
+     * @since 2.0.0
+     * @param string $value Value.
+     * @param array  $setting Setting.
+     * @return string|WP_Error
+     */
+    public function validate_setting_radio_field( $value, $setting ) {
+        return $this->validate_setting_select_field( $value, $setting );
+    }
+
+    /**
+     * Validate checkbox based settings.
+     *
+     * @since 2.0.0
+     * @param string $value Value.
+     * @return int
+     */
+    public function validate_setting_checkbox_field( $value ) {
+        return (int) ! empty( $value );
+    }
+
+    /**
+     * Validate textarea based settings.
+     *
+     * @since 2.0.0
+     * @param string $value Value.
+     * @return string
+     */
+    public function validate_setting_textarea_field( $value ) {
+        $value = is_null( $value ) ? '' : $value;
+        return wp_kses(
+            trim( stripslashes( $value ) ),
+            array_merge(
+                array(
+                    'iframe' => array(
+                        'src'   => true,
+                        'style' => true,
+                        'id'    => true,
+                        'class' => true,
+                    ),
+                ),
+                wp_kses_allowed_html( 'post' )
+            )
+        );
+    }
 
 }

Spacing +184 added lines, -184 removed lines

@@ -9,7 +9,7 @@ 
  * @since   2.0.0
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * GetPaid REST Setting controller class.
@@ -39,7 +39,7 @@ 
 	 *
 	 * @see register_rest_route()
 	 */
-	public function register_namespace_routes( $namespace ) {
+	public function register_namespace_routes($namespace) {
 
 		// List all registered tabs.
 		register_rest_route(
@@ -48,8 +48,8 @@ 
 			array(
 				array(
 					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_tabs' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
+					'callback'            => array($this, 'get_tabs'),
+					'permission_callback' => array($this, 'get_items_permissions_check'),
 				),
 				'schema' => '__return_empty_array',
 			)
@@ -62,23 +62,23 @@ 
 			array(
 				'args'   => array(
 					'id'    => array(
-						'description' => __( 'Unique identifier for the setting.', 'invoicing' ),
+						'description' => __('Unique identifier for the setting.', 'invoicing'),
 						'type'        => 'string',
 						'required'    => true,
 					),
 				),
 				array(
 					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_item' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
+					'callback'            => array($this, 'get_item'),
+					'permission_callback' => array($this, 'get_items_permissions_check'),
 				),
 				array(
 					'methods'             => WP_REST_Server::EDITABLE,
-					'callback'            => array( $this, 'update_item' ),
-					'permission_callback' => array( $this, 'update_items_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
+					'callback'            => array($this, 'update_item'),
+					'permission_callback' => array($this, 'update_items_permissions_check'),
+					'args'                => $this->get_endpoint_args_for_item_schema(WP_REST_Server::EDITABLE),
 				),
-				'schema' => array( $this, 'get_public_item_schema' ),
+				'schema' => array($this, 'get_public_item_schema'),
 			)
 		);
 
@@ -89,16 +89,16 @@ 
 			array(
 				'args'   => array(
 					'tab'    => array(
-						'description' => __( 'Unique identifier for the tab whose sections should be retrieved.', 'invoicing' ),
+						'description' => __('Unique identifier for the tab whose sections should be retrieved.', 'invoicing'),
 						'type'        => 'string',
 						'required'    => true,
-						'enum'        => array_keys( wpinv_get_settings_tabs() ),
+						'enum'        => array_keys(wpinv_get_settings_tabs()),
 					),
 				),
 				array(
 					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_sections' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
+					'callback'            => array($this, 'get_sections'),
+					'permission_callback' => array($this, 'get_items_permissions_check'),
 				),
 				'schema' => '__return_empty_array',
 			)
@@ -111,23 +111,23 @@ 
 			array(
 				'args'   => array(
 					'tab'    => array(
-						'description' => __( 'Unique identifier for the tab whose settings should be retrieved.', 'invoicing' ),
+						'description' => __('Unique identifier for the tab whose settings should be retrieved.', 'invoicing'),
 						'type'        => 'string',
 						'required'    => true,
-						'enum'        => array_keys( wpinv_get_settings_tabs() ),
+						'enum'        => array_keys(wpinv_get_settings_tabs()),
 					),
 					'section'    => array(
-						'description' => __( 'The section in the tab whose settings should be retrieved.', 'invoicing' ),
+						'description' => __('The section in the tab whose settings should be retrieved.', 'invoicing'),
 						'type'        => 'string',
 						'required'    => true,
 					),
 				),
 				array(
 					'methods'             => WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_items' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
+					'callback'            => array($this, 'get_items'),
+					'permission_callback' => array($this, 'get_items_permissions_check'),
 				),
-				'schema' => array( $this, 'get_public_item_schema' ),
+				'schema' => array($this, 'get_public_item_schema'),
 			)
 		);
 
@@ -137,17 +137,17 @@ 
 			array(
 				'args'   => array(
 					'id'              => array(
-						'description' => __( 'Setting ID.', 'invoicing' ),
+						'description' => __('Setting ID.', 'invoicing'),
 						'type'        => 'string',
 					),
 				),
 				array(
 					'methods'             => WP_REST_Server::EDITABLE,
-					'callback'            => array( $this, 'batch_items' ),
-					'permission_callback' => array( $this, 'batch_items_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
+					'callback'            => array($this, 'batch_items'),
+					'permission_callback' => array($this, 'batch_items_permissions_check'),
+					'args'                => $this->get_endpoint_args_for_item_schema(WP_REST_Server::EDITABLE),
 				),
-				'schema' => array( $this, 'get_public_batch_schema' ),
+				'schema' => array($this, 'get_public_batch_schema'),
 			)
 		);
 
@@ -160,34 +160,34 @@ 
 	 * @param  WP_REST_Request $request Request data.
 	 * @return WP_Error|WP_REST_Response
 	 */
-	public function get_items( $request ) {
+	public function get_items($request) {
 
 		$settings = $this->get_settings();
 
-		if ( ! isset( $settings[ $request['tab'] ] ) ) {
-			return new WP_Error( 'rest_invalid_tab', __( 'Invalid tab.', 'invoicing' ), array( 'status' => 400 ) );
+		if (!isset($settings[$request['tab']])) {
+			return new WP_Error('rest_invalid_tab', __('Invalid tab.', 'invoicing'), array('status' => 400));
 		}
 
-		if ( ! isset( $settings[ $request['tab'] ][ $request['section'] ] ) ) {
-			return new WP_Error( 'rest_invalid_section', __( 'Invalid section.', 'invoicing' ), array( 'status' => 400 ) );
+		if (!isset($settings[$request['tab']][$request['section']])) {
+			return new WP_Error('rest_invalid_section', __('Invalid section.', 'invoicing'), array('status' => 400));
 		}
 
-		$settings = $settings[ $request['tab'] ][ $request['section'] ];
+		$settings = $settings[$request['tab']][$request['section']];
 		$prepared = array();
 
-		foreach ( $settings as $setting ) {
+		foreach ($settings as $setting) {
 
-			$setting      = $this->sanitize_setting( $setting );
-			$setting_data = $this->prepare_item_for_response( $setting, $request );
-			$setting_data = $this->prepare_response_for_collection( $setting_data );
+			$setting      = $this->sanitize_setting($setting);
+			$setting_data = $this->prepare_item_for_response($setting, $request);
+			$setting_data = $this->prepare_response_for_collection($setting_data);
 
-			if ( $this->is_setting_type_valid( $setting['type'] ) ) {
-				$prepared[]   = $setting_data;
+			if ($this->is_setting_type_valid($setting['type'])) {
+				$prepared[] = $setting_data;
 			}
 
 		}
 
-		return rest_ensure_response( $prepared );
+		return rest_ensure_response($prepared);
 	}
 
 	/**
@@ -197,16 +197,16 @@ 
 	 * @param  WP_REST_Request $request Request data.
 	 * @return WP_Error|WP_REST_Response
 	 */
-	public function get_item( $request ) {
-		$setting  = $this->get_setting( $request['id'] );
+	public function get_item($request) {
+		$setting = $this->get_setting($request['id']);
 
-		if ( is_wp_error( $setting ) ) {
+		if (is_wp_error($setting)) {
 			return $setting;
 		}
 
-		$setting  = $this->sanitize_setting( $setting );
-		$response = $this->prepare_item_for_response( $setting, $request );
-		return rest_ensure_response( $response );
+		$setting  = $this->sanitize_setting($setting);
+		$response = $this->prepare_item_for_response($setting, $request);
+		return rest_ensure_response($response);
 	}
 
 	/**
@@ -216,29 +216,29 @@ 
 	 * @param  WP_REST_Request $request Request data.
 	 * @return WP_Error|WP_REST_Response
 	 */
-	public function update_item( $request ) {
-		$setting = $this->get_setting( $request['id'] );
+	public function update_item($request) {
+		$setting = $this->get_setting($request['id']);
 
-		if ( is_wp_error( $setting ) ) {
+		if (is_wp_error($setting)) {
 			return $setting;
 		}
 
-		if ( is_callable( array( $this, 'validate_setting_' . $setting['type'] . '_field' ) ) ) {
-			$value = $this->{'validate_setting_' . $setting['type'] . '_field'}( $request['value'], $setting );
+		if (is_callable(array($this, 'validate_setting_' . $setting['type'] . '_field'))) {
+			$value = $this->{'validate_setting_' . $setting['type'] . '_field'}($request['value'], $setting);
 		} else {
-			$value = $this->validate_setting_text_field( $request['value'], $setting );
+			$value = $this->validate_setting_text_field($request['value'], $setting);
 		}
 
-		if ( is_wp_error( $value ) ) {
+		if (is_wp_error($value)) {
 			return $value;
 		}
 
-		wpinv_update_option( $request['id'], $value );
+		wpinv_update_option($request['id'], $value);
 		$setting['value'] = $value;
-		$setting          = $this->sanitize_setting( $setting );
-		$response         = $this->prepare_item_for_response( $setting, $request );
+		$setting          = $this->sanitize_setting($setting);
+		$response         = $this->prepare_item_for_response($setting, $request);
 
-		return rest_ensure_response( $response );
+		return rest_ensure_response($response);
 	}
 
 	/**
@@ -248,9 +248,9 @@ 
 	 * @param WP_REST_Request $request Full data about the request.
 	 * @return WP_Error|boolean
 	 */
-	public function get_items_permissions_check( $request ) {
-		if ( ! wpinv_current_user_can_manage_invoicing() ) {
-			return new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot list resources.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+	public function get_items_permissions_check($request) {
+		if (!wpinv_current_user_can_manage_invoicing()) {
+			return new WP_Error('rest_cannot_view', __('Sorry, you cannot list resources.', 'invoicing'), array('status' => rest_authorization_required_code()));
 		}
 
 		return true;
@@ -263,9 +263,9 @@ 
 	 * @param WP_REST_Request $request Full data about the request.
 	 * @return WP_Error|boolean
 	 */
-	public function update_items_permissions_check( $request ) {
-		if ( ! wpinv_current_user_can_manage_invoicing() ) {
-			return new WP_Error( 'rest_cannot_edit', __( 'Sorry, you cannot edit this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+	public function update_items_permissions_check($request) {
+		if (!wpinv_current_user_can_manage_invoicing()) {
+			return new WP_Error('rest_cannot_edit', __('Sorry, you cannot edit this resource.', 'invoicing'), array('status' => rest_authorization_required_code()));
 		}
 
 		return true;
@@ -278,8 +278,8 @@ 
 	 *
 	 * @return boolean|WP_Error
 	 */
-	public function batch_items_permissions_check( $request ) {
-		return wpinv_current_user_can_manage_invoicing() ? true : new WP_Error( 'rest_cannot_batch', __( 'Sorry, you are not allowed to batch manipulate this resource.', 'invoicing' ), array( 'status' => rest_authorization_required_code() ) );
+	public function batch_items_permissions_check($request) {
+		return wpinv_current_user_can_manage_invoicing() ? true : new WP_Error('rest_cannot_batch', __('Sorry, you are not allowed to batch manipulate this resource.', 'invoicing'), array('status' => rest_authorization_required_code()));
 	}
 
 	/**
@@ -288,14 +288,14 @@ 
 	 * @param string $setting_id Setting ID.
 	 * @return array Links for the given setting.
 	 */
-	protected function prepare_links( $setting_id ) {
+	protected function prepare_links($setting_id) {
 
 		$links = array(
 			'self'       => array(
-				'href'   => rest_url( sprintf( '/%s/%s/setting/%s', $this->namespace, $this->rest_base, $setting_id ) ),
+				'href'   => rest_url(sprintf('/%s/%s/setting/%s', $this->namespace, $this->rest_base, $setting_id)),
 			),
 			'collection' => array(
-				'href'   => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
+				'href'   => rest_url(sprintf('/%s/%s', $this->namespace, $this->rest_base)),
 			),
 		);
 
@@ -310,14 +310,14 @@ 
 	 * @param WP_REST_Request $request Request object.
 	 * @return WP_REST_Response $response Response data.
 	 */
-	public function prepare_item_for_response( $item, $request ) {
-		$context = empty( $request['context'] ) ? 'view' : $request['context'];
-		$data    = $this->add_additional_fields_to_object( $item, $request );
-		$data    = $this->filter_response_by_context( $data, $context );
+	public function prepare_item_for_response($item, $request) {
+		$context = empty($request['context']) ? 'view' : $request['context'];
+		$data    = $this->add_additional_fields_to_object($item, $request);
+		$data    = $this->filter_response_by_context($data, $context);
 
-		$response = rest_ensure_response( $data );
+		$response = rest_ensure_response($data);
 
-		$response->add_links( $this->prepare_links( $item['id'] ) );
+		$response->add_links($this->prepare_links($item['id']));
 
 		return $response;
 	}
@@ -330,10 +330,10 @@ 
 	 * @param  array $setting Setting.
 	 * @return array
 	 */
-	public function filter_setting( $setting ) {
+	public function filter_setting($setting) {
 		return array_intersect_key(
 			$setting,
-			array_flip( array_filter( array_keys( $setting ), array( $this, 'allowed_setting_keys' ) ) )
+			array_flip(array_filter(array_keys($setting), array($this, 'allowed_setting_keys')))
 		);
 	}
 
@@ -343,8 +343,8 @@ 
 	 * @param  string $key Key to check.
 	 * @return boolean
 	 */
-	public function allowed_setting_keys( $key ) {
-		return in_array( $key, array_keys( $this->setting_defaults() ), true );
+	public function allowed_setting_keys($key) {
+		return in_array($key, array_keys($this->setting_defaults()), true);
 	}
 
 	/**
@@ -376,11 +376,11 @@ 
 	 * @param  array $setting The setting to sanitize.
 	 * @return array
 	 */
-	public function sanitize_setting( $setting ) {
+	public function sanitize_setting($setting) {
 		
-		$setting          = wp_parse_args( $setting, $this->setting_defaults() );
-		$setting['value'] = wpinv_get_option( $setting['id'], $setting['std'] );
-		return $this->filter_setting( $setting );
+		$setting          = wp_parse_args($setting, $this->setting_defaults());
+		$setting['value'] = wpinv_get_option($setting['id'], $setting['std']);
+		return $this->filter_setting($setting);
 
 	}
 
@@ -391,31 +391,31 @@ 
 	 * @param string $setting_id Setting ID.
 	 * @return array|WP_Error
 	 */
-	public function get_setting( $setting_id ) {
+	public function get_setting($setting_id) {
 
-		if ( empty( $setting_id ) ) {
-			return new WP_Error( 'rest_setting_setting_invalid', __( 'Invalid setting.', 'invoicing' ), array( 'status' => 404 ) );
+		if (empty($setting_id)) {
+			return new WP_Error('rest_setting_setting_invalid', __('Invalid setting.', 'invoicing'), array('status' => 404));
 		}
 
-		$settings  = $this->get_settings();
+		$settings = $this->get_settings();
 
-		foreach ( $settings as $tabs ) {
+		foreach ($settings as $tabs) {
 
-			foreach ( $tabs as $sections ) {
+			foreach ($tabs as $sections) {
 
-				if ( isset( $sections[ $setting_id ] ) ) {
-					if ( ! $this->is_setting_type_valid( $sections[ $setting_id ]['type'] ) ) {
-						return new WP_Error( 'rest_setting_setting_type_invalid', __( 'Invalid setting type.', 'invoicing' ), array( 'status' => 404 ) );
+				if (isset($sections[$setting_id])) {
+					if (!$this->is_setting_type_valid($sections[$setting_id]['type'])) {
+						return new WP_Error('rest_setting_setting_type_invalid', __('Invalid setting type.', 'invoicing'), array('status' => 404));
 					}
 
-					return $sections[ $setting_id ];
+					return $sections[$setting_id];
 				}
 
 			}
 
 		}
 
-		return new WP_Error( 'rest_setting_setting_invalid', __( 'Invalid setting.', 'invoicing' ), array( 'status' => 404 ) );
+		return new WP_Error('rest_setting_setting_invalid', __('Invalid setting.', 'invoicing'), array('status' => 404));
 	}
 
 	/**
@@ -424,41 +424,41 @@ 
 	 * @param  WP_REST_Request $request Request data.
 	 * @return array
 	 */
-	public function get_tabs( $request ) {
+	public function get_tabs($request) {
 		$tabs     = wpinv_get_settings_tabs();
 		$prepared = array();
 
-		foreach ( $tabs as $id => $tab ) {
+		foreach ($tabs as $id => $tab) {
 
 			$_request        = $request;
-			$_request['tab'] = sanitize_title( $id );
+			$_request['tab'] = sanitize_title($id);
 			$data            = array(
-				'id'       => sanitize_title( $id ),
-				'label'    => sanitize_text_field( $tab ),
-				'sections' => $this->get_sections( $_request ),
+				'id'       => sanitize_title($id),
+				'label'    => sanitize_text_field($tab),
+				'sections' => $this->get_sections($_request),
 			);
 
-			$data     = $this->add_additional_fields_to_object( $data, $request );
-			$response = rest_ensure_response( $data );
+			$data     = $this->add_additional_fields_to_object($data, $request);
+			$response = rest_ensure_response($data);
 
-			if ( ! is_wp_error( $response ) ) {
+			if (!is_wp_error($response)) {
 				$links = array(
 					'sections'   => array(
-						'href'   => rest_url( sprintf( '/%s/%s/%s', $this->namespace, $this->rest_base, $id ) ),
+						'href'   => rest_url(sprintf('/%s/%s/%s', $this->namespace, $this->rest_base, $id)),
 					),
 					'collection' => array(
-						'href'   => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
+						'href'   => rest_url(sprintf('/%s/%s', $this->namespace, $this->rest_base)),
 					),
 				);
-				$response->add_links( $links );
-				$response = $this->prepare_response_for_collection( $response );
+				$response->add_links($links);
+				$response = $this->prepare_response_for_collection($response);
 			}
 
 			$prepared[] = $response;
 
 		}
 
-		return rest_ensure_response( $prepared );
+		return rest_ensure_response($prepared);
 	}
 
 	/**
@@ -467,43 +467,43 @@ 
 	 * @param  WP_REST_Request $request Request data.
 	 * @return array
 	 */
-	public function get_sections( $request ) {
+	public function get_sections($request) {
 
-		$tab      = sanitize_title( $request['tab'] );
-		$sections = wpinv_get_settings_tab_sections( $tab );
+		$tab      = sanitize_title($request['tab']);
+		$sections = wpinv_get_settings_tab_sections($tab);
 		$prepared = array();
 
-		foreach ( $sections as $id => $section ) {
+		foreach ($sections as $id => $section) {
 
-			$data            = array(
-				'id'       => sanitize_title( $id ),
-				'label'    => sanitize_text_field( $section ),
+			$data = array(
+				'id'       => sanitize_title($id),
+				'label'    => sanitize_text_field($section),
 			);
 
-			$data     = $this->add_additional_fields_to_object( $data, $request );
-			$response = rest_ensure_response( $data );
+			$data     = $this->add_additional_fields_to_object($data, $request);
+			$response = rest_ensure_response($data);
 
-			if ( ! is_wp_error( $response ) ) {
+			if (!is_wp_error($response)) {
 				$links = array(
 					'settings'   => array(
-						'href'   => rest_url( sprintf( '/%s/%s/%s/%s', $this->namespace, $this->rest_base, $tab, $id ) ),
+						'href'   => rest_url(sprintf('/%s/%s/%s/%s', $this->namespace, $this->rest_base, $tab, $id)),
 					),
 					'collection' => array(
-						'href'   => rest_url( sprintf( '/%s/%s/%s', $this->namespace, $this->rest_base, $tab ) ),
+						'href'   => rest_url(sprintf('/%s/%s/%s', $this->namespace, $this->rest_base, $tab)),
 					),
 					'tabs'       => array(
-						'href'   => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
+						'href'   => rest_url(sprintf('/%s/%s', $this->namespace, $this->rest_base)),
 					),
 				);
-				$response->add_links( $links );
-				$response = $this->prepare_response_for_collection( $response );
+				$response->add_links($links);
+				$response = $this->prepare_response_for_collection($response);
 			}
 
 			$prepared[] = $response;
 
 		}
 
-		return rest_ensure_response( $prepared );
+		return rest_ensure_response($prepared);
 	}
 
 	/**
@@ -513,7 +513,7 @@ 
 	 */
 	public function get_settings() {
 
-		if ( empty( $this->settings ) ) {
+		if (empty($this->settings)) {
 			$this->settings = wpinv_get_registered_settings();
 		}
 
@@ -528,21 +528,21 @@ 
 	 * @param  string $type Type.
 	 * @return bool
 	 */
-	public function is_setting_type_valid( $type ) {
+	public function is_setting_type_valid($type) {
 
 		return in_array(
 			$type, array(
-				'text',         // Validates with validate_setting_text_field.
-				'email',        // Validates with validate_setting_text_field.
-				'number',       // Validates with validate_setting_text_field.
-				'color',        // Validates with validate_setting_text_field.
-				'password',     // Validates with validate_setting_text_field.
-				'textarea',     // Validates with validate_setting_textarea_field.
-				'select',       // Validates with validate_setting_select_field.
-				'multiselect',  // Validates with validate_setting_multiselect_field.
-				'radio',        // Validates with validate_setting_radio_field (-> validate_setting_select_field).
-				'checkbox',     // Validates with validate_setting_checkbox_field.
-				'header',       // Validates with validate_setting_text_field.
+				'text', // Validates with validate_setting_text_field.
+				'email', // Validates with validate_setting_text_field.
+				'number', // Validates with validate_setting_text_field.
+				'color', // Validates with validate_setting_text_field.
+				'password', // Validates with validate_setting_text_field.
+				'textarea', // Validates with validate_setting_textarea_field.
+				'select', // Validates with validate_setting_select_field.
+				'multiselect', // Validates with validate_setting_multiselect_field.
+				'radio', // Validates with validate_setting_radio_field (-> validate_setting_select_field).
+				'checkbox', // Validates with validate_setting_checkbox_field.
+				'header', // Validates with validate_setting_text_field.
 			)
 		);
 
@@ -556,8 +556,8 @@ 
 	public function get_item_schema() {
 
 		// Maybe retrieve the schema from cache.
-		if ( ! empty( $this->schema ) ) {
-			return $this->add_additional_fields_schema( $this->schema );
+		if (!empty($this->schema)) {
+			return $this->add_additional_fields_schema($this->schema);
 		}
 
 		$schema = array(
@@ -566,105 +566,105 @@ 
 			'type'       => 'object',
 			'properties' => array(
 				'id'          => array(
-					'description' => __( 'A unique identifier for the setting.', 'invoicing' ),
+					'description' => __('A unique identifier for the setting.', 'invoicing'),
 					'type'        => 'string',
 					'arg_options' => array(
 						'sanitize_callback' => 'sanitize_title',
 					),
-					'context'     => array( 'view', 'edit' ),
+					'context'     => array('view', 'edit'),
 					'readonly'    => true,
 				),
 				'tab'         => array(
-					'description' => __( 'An identifier for the tab this setting belongs to.', 'invoicing' ),
+					'description' => __('An identifier for the tab this setting belongs to.', 'invoicing'),
 					'type'        => 'string',
 					'arg_options' => array(
 						'sanitize_callback' => 'sanitize_title',
 					),
-					'context'     => array( 'view', 'edit' ),
+					'context'     => array('view', 'edit'),
 					'readonly'    => true,
 				),
 				'section'     => array(
-					'description' => __( 'An identifier for the section this setting belongs to.', 'invoicing' ),
+					'description' => __('An identifier for the section this setting belongs to.', 'invoicing'),
 					'type'        => 'string',
 					'arg_options' => array(
 						'sanitize_callback' => 'sanitize_title',
 					),
-					'context'     => array( 'view', 'edit' ),
+					'context'     => array('view', 'edit'),
 					'readonly'    => true,
 				),
 				'name'       => array(
-					'description' => __( 'A human readable label for the setting used in interfaces.', 'invoicing' ),
+					'description' => __('A human readable label for the setting used in interfaces.', 'invoicing'),
 					'type'        => 'string',
 					'arg_options' => array(
 						'sanitize_callback' => 'sanitize_text_field',
 					),
-					'context'     => array( 'view', 'edit' ),
+					'context'     => array('view', 'edit'),
 					'readonly'    => true,
 				),
 				'desc'        => array(
-					'description' => __( 'A human readable description for the setting used in interfaces.', 'invoicing' ),
+					'description' => __('A human readable description for the setting used in interfaces.', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view', 'edit' ),
+					'context'     => array('view', 'edit'),
 					'readonly'    => true,
 				),
 				'value'       => array(
-					'description' => __( 'The current value of this setting.', 'invoicing' ),
+					'description' => __('The current value of this setting.', 'invoicing'),
 					'type'        => 'mixed',
-					'context'     => array( 'view', 'edit' ),
+					'context'     => array('view', 'edit'),
 				),
 				'default'     => array(
-					'description' => __( 'Default value for the setting.', 'invoicing' ),
+					'description' => __('Default value for the setting.', 'invoicing'),
 					'type'        => 'mixed',
-					'context'     => array( 'view', 'edit' ),
+					'context'     => array('view', 'edit'),
 					'readonly'    => true,
 				),
 				'placeholder' => array(
-					'description' => __( 'Placeholder text to be displayed in text inputs.', 'invoicing' ),
+					'description' => __('Placeholder text to be displayed in text inputs.', 'invoicing'),
 					'type'        => 'string',
 					'arg_options' => array(
 						'sanitize_callback' => 'sanitize_text_field',
 					),
-					'context'     => array( 'view', 'edit' ),
+					'context'     => array('view', 'edit'),
 					'readonly'    => true,
 				),
 				'type'        => array(
-					'description' => __( 'Type of setting.', 'invoicing' ),
+					'description' => __('Type of setting.', 'invoicing'),
 					'type'        => 'string',
 					'arg_options' => array(
 						'sanitize_callback' => 'sanitize_text_field',
 					),
-					'context'     => array( 'view', 'edit' ),
-					'enum'        => array( 'text', 'email', 'number', 'color', 'password', 'textarea', 'select', 'multiselect', 'radio', 'image_width', 'checkbox', 'raw_html' ),
+					'context'     => array('view', 'edit'),
+					'enum'        => array('text', 'email', 'number', 'color', 'password', 'textarea', 'select', 'multiselect', 'radio', 'image_width', 'checkbox', 'raw_html'),
 					'readonly'    => true,
 				),
 				'options'     => array(
-					'description' => __( 'Array of options (key value pairs) for inputs such as select, multiselect, and radio buttons.', 'invoicing' ),
+					'description' => __('Array of options (key value pairs) for inputs such as select, multiselect, and radio buttons.', 'invoicing'),
 					'type'        => 'object',
-					'context'     => array( 'view', 'edit' ),
+					'context'     => array('view', 'edit'),
 					'readonly'    => true,
 				),
 				'readonly'        => array(
-					'description' => __( 'Whether or not this setting is readonly', 'invoicing' ),
+					'description' => __('Whether or not this setting is readonly', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 				'faux'            => array(
-					'description' => __( 'Whether or not this setting is readonly/faux', 'invoicing' ),
+					'description' => __('Whether or not this setting is readonly/faux', 'invoicing'),
 					'type'        => 'string',
-					'context'     => array( 'view' ),
+					'context'     => array('view'),
 					'readonly'    => true,
 				),
 			),
 		);
 
 		// Filters the settings schema for the REST API.
-        $schema = apply_filters( 'getpaid_rest_settings_schema', $schema );
+        $schema = apply_filters('getpaid_rest_settings_schema', $schema);
 
 		// Cache the settings schema.
 		$this->schema = $schema;
 
-		return $this->add_additional_fields_schema( $this->schema );
+		return $this->add_additional_fields_schema($this->schema);
 
 	}
 
@@ -676,9 +676,9 @@ 
 	 * @param array  $setting Setting.
 	 * @return string
 	 */
-	public function validate_setting_text_field( $value ) {
-		$value = is_null( $value ) ? '' : $value;
-		return wp_kses_post( trim( stripslashes( $value ) ) );
+	public function validate_setting_text_field($value) {
+		$value = is_null($value) ? '' : $value;
+		return wp_kses_post(trim(stripslashes($value)));
 	}
 
 	/**
@@ -689,11 +689,11 @@ 
 	 * @param array  $setting Setting.
 	 * @return string|WP_Error
 	 */
-	public function validate_setting_select_field( $value, $setting ) {
-		if ( array_key_exists( $value, $setting['options'] ) ) {
+	public function validate_setting_select_field($value, $setting) {
+		if (array_key_exists($value, $setting['options'])) {
 			return $value;
 		} else {
-			return new WP_Error( 'rest_setting_value_invalid', __( 'An invalid setting value was passed.', 'invoicing' ), array( 'status' => 400 ) );
+			return new WP_Error('rest_setting_value_invalid', __('An invalid setting value was passed.', 'invoicing'), array('status' => 400));
 		}
 	}
 
@@ -705,18 +705,18 @@ 
 	 * @param array $setting Setting.
 	 * @return array|WP_Error
 	 */
-	public function validate_setting_multiselect_field( $values, $setting ) {
-		if ( empty( $values ) ) {
+	public function validate_setting_multiselect_field($values, $setting) {
+		if (empty($values)) {
 			return array();
 		}
 
-		if ( ! is_array( $values ) ) {
-			return new WP_Error( 'rest_setting_value_invalid', __( 'An invalid setting value was passed.', 'invoicing' ), array( 'status' => 400 ) );
+		if (!is_array($values)) {
+			return new WP_Error('rest_setting_value_invalid', __('An invalid setting value was passed.', 'invoicing'), array('status' => 400));
 		}
 
 		$final_values = array();
-		foreach ( $values as $value ) {
-			if ( array_key_exists( $value, $setting['options'] ) ) {
+		foreach ($values as $value) {
+			if (array_key_exists($value, $setting['options'])) {
 				$final_values[] = $value;
 			}
 		}
@@ -732,8 +732,8 @@ 
 	 * @param array  $setting Setting.
 	 * @return string|WP_Error
 	 */
-	public function validate_setting_radio_field( $value, $setting ) {
-		return $this->validate_setting_select_field( $value, $setting );
+	public function validate_setting_radio_field($value, $setting) {
+		return $this->validate_setting_select_field($value, $setting);
 	}
 
 	/**
@@ -743,8 +743,8 @@ 
 	 * @param string $value Value.
 	 * @return int
 	 */
-	public function validate_setting_checkbox_field( $value ) {
-		return (int) ! empty( $value );
+	public function validate_setting_checkbox_field($value) {
+		return (int) !empty($value);
 	}
 
 	/**
@@ -754,10 +754,10 @@ 
 	 * @param string $value Value.
 	 * @return string
 	 */
-	public function validate_setting_textarea_field( $value ) {
-		$value = is_null( $value ) ? '' : $value;
+	public function validate_setting_textarea_field($value) {
+		$value = is_null($value) ? '' : $value;
 		return wp_kses(
-			trim( stripslashes( $value ) ),
+			trim(stripslashes($value)),
 			array_merge(
 				array(
 					'iframe' => array(
@@ -767,7 +767,7 @@ 
 						'class' => true,
 					),
 				),
-				wp_kses_allowed_html( 'post' )
+				wp_kses_allowed_html('post')
 			)
 		);
 	}

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

Spacing +64 added lines, -64 removed lines

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

Indentation +276 added lines, -276 removed lines

@@ -12,294 +12,294 @@
  */
 class GetPaid_Reports_Helper {
 
-	/**
-	 * Get report totals such as invoice totals and discount amounts.
-	 *
-	 * Data example:
-	 *
-	 * 'subtotal' => array(
-	 *     'type'     => 'invoice_data',
-	 *     'function' => 'SUM',
-	 *     'name'     => 'subtotal'
-	 * )
-	 *
-	 * @param  array $args
-	 * @return mixed depending on query_type
-	 */
-	public static function get_invoice_report_data( $args = array() ) {
-		global $wpdb;
-
-		$default_args = array(
-			'data'                  => array(), // The data to retrieve.
-			'where'                 => array(), // An array of where queries.
-			'query_type'            => 'get_row', // wpdb query to run.
-			'group_by'              => '', // What to group results by.
-			'order_by'              => '', // What to order by.
-			'limit'                 => '', // Results limit.
-			'filter_range'          => array(), // An array of before and after dates to limit results by.
-			'invoice_types'         => array( 'wpi_invoice' ), // An array of post types to retrieve.
-			'invoice_status'        => array( 'publish', 'wpi-processing', 'wpi-onhold' ),
-			'parent_invoice_status' => false, // Optionally filter by parent invoice status.
-		);
-
-		$args         = apply_filters( 'getpaid_reports_get_invoice_report_data_args', $args );
-		$args         = wp_parse_args( $args, $default_args );
-
-		extract( $args );
-
-		if ( empty( $data ) ) {
-			return '';
-		}
-
-		$query           = array();
-		$query['select'] = 'SELECT ' . implode( ',', self::prepare_invoice_data( $data ) );
-		$query['from']   = "FROM {$wpdb->posts} AS posts";
-		$query['join']   = implode( ' ', self::prepare_invoice_joins( $data + $where, ! empty( $parent_invoice_status ) ) );
-
-		$query['where']  = "
+    /**
+     * Get report totals such as invoice totals and discount amounts.
+     *
+     * Data example:
+     *
+     * 'subtotal' => array(
+     *     'type'     => 'invoice_data',
+     *     'function' => 'SUM',
+     *     'name'     => 'subtotal'
+     * )
+     *
+     * @param  array $args
+     * @return mixed depending on query_type
+     */
+    public static function get_invoice_report_data( $args = array() ) {
+        global $wpdb;
+
+        $default_args = array(
+            'data'                  => array(), // The data to retrieve.
+            'where'                 => array(), // An array of where queries.
+            'query_type'            => 'get_row', // wpdb query to run.
+            'group_by'              => '', // What to group results by.
+            'order_by'              => '', // What to order by.
+            'limit'                 => '', // Results limit.
+            'filter_range'          => array(), // An array of before and after dates to limit results by.
+            'invoice_types'         => array( 'wpi_invoice' ), // An array of post types to retrieve.
+            'invoice_status'        => array( 'publish', 'wpi-processing', 'wpi-onhold' ),
+            'parent_invoice_status' => false, // Optionally filter by parent invoice status.
+        );
+
+        $args         = apply_filters( 'getpaid_reports_get_invoice_report_data_args', $args );
+        $args         = wp_parse_args( $args, $default_args );
+
+        extract( $args );
+
+        if ( empty( $data ) ) {
+            return '';
+        }
+
+        $query           = array();
+        $query['select'] = 'SELECT ' . implode( ',', self::prepare_invoice_data( $data ) );
+        $query['from']   = "FROM {$wpdb->posts} AS posts";
+        $query['join']   = implode( ' ', self::prepare_invoice_joins( $data + $where, ! empty( $parent_invoice_status ) ) );
+
+        $query['where']  = "
 			WHERE 	posts.post_type 	IN ( '" . implode( "','", $invoice_types ) . "' )
 			";
 
-		if ( ! empty( $invoice_status ) ) {
-			$query['where'] .= "
+        if ( ! empty( $invoice_status ) ) {
+            $query['where'] .= "
 				AND 	posts.post_status 	IN ( '" . implode( "','", $invoice_status ) . "' )
 			";
-		}
-
-		if ( ! empty( $parent_invoice_status ) ) {
-			if ( ! empty( $invoice_status ) ) {
-				$query['where'] .= " AND ( parent.post_status IN ( '" . implode( "','", $parent_invoice_status ) . "' ) OR parent.ID IS NULL ) ";
-			} else {
-				$query['where'] .= " AND parent.post_status IN ( '" . implode( "','", $parent_invoice_status ) . "' ) ";
-			}
-		}
-
-		if ( ! empty( $filter_range['before'] ) ) {
-			$query['where'] .= "
+        }
+
+        if ( ! empty( $parent_invoice_status ) ) {
+            if ( ! empty( $invoice_status ) ) {
+                $query['where'] .= " AND ( parent.post_status IN ( '" . implode( "','", $parent_invoice_status ) . "' ) OR parent.ID IS NULL ) ";
+            } else {
+                $query['where'] .= " AND parent.post_status IN ( '" . implode( "','", $parent_invoice_status ) . "' ) ";
+            }
+        }
+
+        if ( ! empty( $filter_range['before'] ) ) {
+            $query['where'] .= "
 				AND 	posts.post_date < '" . date( 'Y-m-d H:i:s', strtotime( $filter_range['before'] ) ) . "'
 			";
-		}
+        }
 
-		if ( ! empty( $filter_range['after'] ) ) {
-			$query['where'] .= "
+        if ( ! empty( $filter_range['after'] ) ) {
+            $query['where'] .= "
 				AND 	posts.post_date > '" . date( 'Y-m-d H:i:s', strtotime( $filter_range['after'] ) ) . "'
 			";
-		}
+        }
 
-		if ( ! empty( $where ) ) {
+        if ( ! empty( $where ) ) {
 
-			foreach ( $where as $value ) {
+            foreach ( $where as $value ) {
 
-				if ( strtolower( $value['operator'] ) == 'in' || strtolower( $value['operator'] ) == 'not in' ) {
-
-					if ( is_array( $value['value'] ) ) {
-						$value['value'] = implode( "','", $value['value'] );
-					}
-
-					if ( ! empty( $value['value'] ) ) {
-						$where_value = "{$value['operator']} ('{$value['value']}')";
-					}
-				} else {
-					$where_value = "{$value['operator']} '{$value['value']}'";
-				}
-
-				if ( ! empty( $where_value ) ) {
-					$query['where'] .= " AND {$value['key']} {$where_value}";
-				}
-			}
-		}
-
-		if ( $group_by ) {
-			$query['group_by'] = "GROUP BY {$group_by}";
-		}
-
-		if ( $order_by ) {
-			$query['order_by'] = "ORDER BY {$order_by}";
-		}
-
-		if ( $limit ) {
-			$query['limit'] = "LIMIT {$limit}";
-		}
-
-		$query = apply_filters( 'getpaid_reports_get_invoice_report_query', $query, $data );
-		$query = implode( ' ', $query );
-
-		return self::execute( $query_type, $query );
-
-	}
-
-	/**
-	 * Prepares the data to select.
-	 *
-	 *
-	 * @param  array $data
-	 * @return array
-	 */
-	public static function prepare_invoice_data( $data ) {
-
-		$prepared = array();
-
-		foreach ( $data as $raw_key => $value ) {
-			$key      = sanitize_key( $raw_key );
-			$distinct = '';
-
-			if ( isset( $value['distinct'] ) ) {
-				$distinct = 'DISTINCT';
-			}
-
-			$get_key = self::get_invoice_table_key( $key, $value['type'] );
-
-			if ( false === $get_key ) {
-				// Skip to the next foreach iteration else the query will be invalid.
-				continue;
-			}
-
-			if ( ! empty( $value['function'] ) ) {
-				$get = "{$value['function']}({$distinct} {$get_key})";
-			} else {
-				$get = "{$distinct} {$get_key}";
-			}
-
-			$prepared[] = "{$get} as {$value['name']}";
-		}
-
-		return $prepared;
-
-	}
-
-	/**
-	 * Prepares the joins to use.
-	 *
-	 *
-	 * @param  array $data
-	 * @param  bool $with_parent
-	 * @return array
-	 */
-	public static function prepare_invoice_joins( $data, $with_parent ) {
-		global $wpdb;
-
-		$prepared = array();
-
-		foreach ( $data as $raw_key => $value ) {
-			$join_type = isset( $value['join_type'] ) ? $value['join_type'] : 'INNER';
-			$type      = isset( $value['type'] ) ? $value['type'] : false;
-			$key       = sanitize_key( $raw_key );
-
-			switch ( $type ) {
-				case 'meta':
-					$prepared[ "meta_{$key}" ] = "{$join_type} JOIN {$wpdb->postmeta} AS meta_{$key} ON ( posts.ID = meta_{$key}.post_id AND meta_{$key}.meta_key = '{$raw_key}' )";
-					break;
-				case 'parent_meta':
-					$prepared[ "parent_meta_{$key}" ] = "{$join_type} JOIN {$wpdb->postmeta} AS parent_meta_{$key} ON (posts.post_parent = parent_meta_{$key}.post_id) AND (parent_meta_{$key}.meta_key = '{$raw_key}')";
-					break;
-				case 'invoice_data':
-					$prepared['invoices'] = "{$join_type} JOIN {$wpdb->prefix}getpaid_invoices AS invoices ON posts.ID = invoices.post_id";
-					break;
-				case 'invoice_item':
-					$prepared['invoice_items'] = "{$join_type} JOIN {$wpdb->prefix}getpaid_invoice_items AS invoice_items ON posts.ID = invoice_items.post_id";
-					break;
-			}
-		}
-
-		if ( $with_parent ) {
-			$prepared['parent'] = "LEFT JOIN {$wpdb->posts} AS parent ON posts.post_parent = parent.ID";
-		}
-
-		return $prepared;
-
-	}
-
-	/**
-	 * Retrieves the appropriate table key to use.
-	 *
-	 *
-	 * @param  string $key
-	 * @param  string $table
-	 * @return string|false
-	 */
-	public static function get_invoice_table_key( $key, $table ) {
-
-		$keys = array(
-			'meta'         => "meta_{$key}.meta_value",
-			'parent_meta'  => "parent_meta_{$key}.meta_value",
-			'post_data'    => "posts.{$key}",
-			'invoice_data' => "invoices.{$key}",
-			'invoice_item' => "invoice_items.{$key}",
-		);
-
-		return isset( $keys[ $table ] ) ? $keys[ $table ] : false;
-
-	}
-
-	/**
-	 * Executes a query and caches the result for a minute.
-	 *
-	 *
-	 * @param  string $query_type
-	 * @param  string $query
-	 * @return mixed depending on query_type
-	 */
-	public static function execute( $query_type, $query ) {
-		global $wpdb;
-
-		$query_hash = md5( $query_type . $query );
-		$result     = self::get_cached_query( $query_hash );
-		if ( $result === false ) {
-			self::enable_big_selects();
-
-			$result = $wpdb->$query_type( $query );
-			self::set_cached_query( $query_hash, $result );
-		}
-
-		return $result;
-
-	}
-
-	/**
-	 * Enables big mysql selects for reports, just once for this session.
-	 */
-	protected static function enable_big_selects() {
-		static $big_selects = false;
-
-		global $wpdb;
-
-		if ( ! $big_selects ) {
-			$wpdb->query( 'SET SESSION SQL_BIG_SELECTS=1' );
-			$big_selects = true;
-		}
-	}
-
-	/**
-	 * Get the cached query result or null if it's not in the cache.
-	 *
-	 * @param string $query_hash The query hash.
-	 *
-	 * @return mixed|false The cache contents on success, false on failure to retrieve contents.
-	 */
-	protected static function get_cached_query( $query_hash ) {
-
-		return wp_cache_get(
-			$query_hash,
-			strtolower( __CLASS__ )
-		);
-
-	}
-
-	/**
-	 * Set the cached query result.
-	 *
-	 * @param string $query_hash The query hash.
-	 * @param mixed  $data The data to cache.
-	 */
-	protected static function set_cached_query( $query_hash, $data ) {
-
-		wp_cache_set(
-			$query_hash,
-			$data,
-			strtolower( __CLASS__ ),
-			5 * MINUTE_IN_SECONDS
-		);
-
-	}
+                if ( strtolower( $value['operator'] ) == 'in' || strtolower( $value['operator'] ) == 'not in' ) {
+
+                    if ( is_array( $value['value'] ) ) {
+                        $value['value'] = implode( "','", $value['value'] );
+                    }
+
+                    if ( ! empty( $value['value'] ) ) {
+                        $where_value = "{$value['operator']} ('{$value['value']}')";
+                    }
+                } else {
+                    $where_value = "{$value['operator']} '{$value['value']}'";
+                }
+
+                if ( ! empty( $where_value ) ) {
+                    $query['where'] .= " AND {$value['key']} {$where_value}";
+                }
+            }
+        }
+
+        if ( $group_by ) {
+            $query['group_by'] = "GROUP BY {$group_by}";
+        }
+
+        if ( $order_by ) {
+            $query['order_by'] = "ORDER BY {$order_by}";
+        }
+
+        if ( $limit ) {
+            $query['limit'] = "LIMIT {$limit}";
+        }
+
+        $query = apply_filters( 'getpaid_reports_get_invoice_report_query', $query, $data );
+        $query = implode( ' ', $query );
+
+        return self::execute( $query_type, $query );
+
+    }
+
+    /**
+     * Prepares the data to select.
+     *
+     *
+     * @param  array $data
+     * @return array
+     */
+    public static function prepare_invoice_data( $data ) {
+
+        $prepared = array();
+
+        foreach ( $data as $raw_key => $value ) {
+            $key      = sanitize_key( $raw_key );
+            $distinct = '';
+
+            if ( isset( $value['distinct'] ) ) {
+                $distinct = 'DISTINCT';
+            }
+
+            $get_key = self::get_invoice_table_key( $key, $value['type'] );
+
+            if ( false === $get_key ) {
+                // Skip to the next foreach iteration else the query will be invalid.
+                continue;
+            }
+
+            if ( ! empty( $value['function'] ) ) {
+                $get = "{$value['function']}({$distinct} {$get_key})";
+            } else {
+                $get = "{$distinct} {$get_key}";
+            }
+
+            $prepared[] = "{$get} as {$value['name']}";
+        }
+
+        return $prepared;
+
+    }
+
+    /**
+     * Prepares the joins to use.
+     *
+     *
+     * @param  array $data
+     * @param  bool $with_parent
+     * @return array
+     */
+    public static function prepare_invoice_joins( $data, $with_parent ) {
+        global $wpdb;
+
+        $prepared = array();
+
+        foreach ( $data as $raw_key => $value ) {
+            $join_type = isset( $value['join_type'] ) ? $value['join_type'] : 'INNER';
+            $type      = isset( $value['type'] ) ? $value['type'] : false;
+            $key       = sanitize_key( $raw_key );
+
+            switch ( $type ) {
+                case 'meta':
+                    $prepared[ "meta_{$key}" ] = "{$join_type} JOIN {$wpdb->postmeta} AS meta_{$key} ON ( posts.ID = meta_{$key}.post_id AND meta_{$key}.meta_key = '{$raw_key}' )";
+                    break;
+                case 'parent_meta':
+                    $prepared[ "parent_meta_{$key}" ] = "{$join_type} JOIN {$wpdb->postmeta} AS parent_meta_{$key} ON (posts.post_parent = parent_meta_{$key}.post_id) AND (parent_meta_{$key}.meta_key = '{$raw_key}')";
+                    break;
+                case 'invoice_data':
+                    $prepared['invoices'] = "{$join_type} JOIN {$wpdb->prefix}getpaid_invoices AS invoices ON posts.ID = invoices.post_id";
+                    break;
+                case 'invoice_item':
+                    $prepared['invoice_items'] = "{$join_type} JOIN {$wpdb->prefix}getpaid_invoice_items AS invoice_items ON posts.ID = invoice_items.post_id";
+                    break;
+            }
+        }
+
+        if ( $with_parent ) {
+            $prepared['parent'] = "LEFT JOIN {$wpdb->posts} AS parent ON posts.post_parent = parent.ID";
+        }
+
+        return $prepared;
+
+    }
+
+    /**
+     * Retrieves the appropriate table key to use.
+     *
+     *
+     * @param  string $key
+     * @param  string $table
+     * @return string|false
+     */
+    public static function get_invoice_table_key( $key, $table ) {
+
+        $keys = array(
+            'meta'         => "meta_{$key}.meta_value",
+            'parent_meta'  => "parent_meta_{$key}.meta_value",
+            'post_data'    => "posts.{$key}",
+            'invoice_data' => "invoices.{$key}",
+            'invoice_item' => "invoice_items.{$key}",
+        );
+
+        return isset( $keys[ $table ] ) ? $keys[ $table ] : false;
+
+    }
+
+    /**
+     * Executes a query and caches the result for a minute.
+     *
+     *
+     * @param  string $query_type
+     * @param  string $query
+     * @return mixed depending on query_type
+     */
+    public static function execute( $query_type, $query ) {
+        global $wpdb;
+
+        $query_hash = md5( $query_type . $query );
+        $result     = self::get_cached_query( $query_hash );
+        if ( $result === false ) {
+            self::enable_big_selects();
+
+            $result = $wpdb->$query_type( $query );
+            self::set_cached_query( $query_hash, $result );
+        }
+
+        return $result;
+
+    }
+
+    /**
+     * Enables big mysql selects for reports, just once for this session.
+     */
+    protected static function enable_big_selects() {
+        static $big_selects = false;
+
+        global $wpdb;
+
+        if ( ! $big_selects ) {
+            $wpdb->query( 'SET SESSION SQL_BIG_SELECTS=1' );
+            $big_selects = true;
+        }
+    }
+
+    /**
+     * Get the cached query result or null if it's not in the cache.
+     *
+     * @param string $query_hash The query hash.
+     *
+     * @return mixed|false The cache contents on success, false on failure to retrieve contents.
+     */
+    protected static function get_cached_query( $query_hash ) {
+
+        return wp_cache_get(
+            $query_hash,
+            strtolower( __CLASS__ )
+        );
+
+    }
+
+    /**
+     * Set the cached query result.
+     *
+     * @param string $query_hash The query hash.
+     * @param mixed  $data The data to cache.
+     */
+    protected static function set_cached_query( $query_hash, $data ) {
+
+        wp_cache_set(
+            $query_hash,
+            $data,
+            strtolower( __CLASS__ ),
+            5 * MINUTE_IN_SECONDS
+        );
+
+    }
 
 }