AyeCode / invoicing

includes/class-wpinv.php

Spacing +272 added lines, -272 removed lines

@@ -7,15 +7,15 @@ 
  */
  
 // MUST have WordPress.
-if ( !defined( 'WPINC' ) ) {
-    exit( 'Do NOT access this file directly: ' . basename( __FILE__ ) );
+if (!defined('WPINC')) {
+    exit('Do NOT access this file directly: ' . basename(__FILE__));
 }
 
 class WPInv_Plugin {
     private static $instance;
     
     public static function run() {
-        if ( !isset( self::$instance ) && !( self::$instance instanceof WPInv_Plugin ) ) {
+        if (!isset(self::$instance) && !(self::$instance instanceof WPInv_Plugin)) {
             self::$instance = new WPInv_Plugin;
             self::$instance->includes();
             self::$instance->actions();
@@ -33,35 +33,35 @@ 
     }
     
     public function define_constants() {
-        define( 'WPINV_PLUGIN_DIR', plugin_dir_path( WPINV_PLUGIN_FILE ) );
-        define( 'WPINV_PLUGIN_URL', plugin_dir_url( WPINV_PLUGIN_FILE ) );
+        define('WPINV_PLUGIN_DIR', plugin_dir_path(WPINV_PLUGIN_FILE));
+        define('WPINV_PLUGIN_URL', plugin_dir_url(WPINV_PLUGIN_FILE));
     }
 
     private function actions() {
         /* Internationalize the text strings used. */
-        add_action( 'plugins_loaded', array( &$this, 'plugins_loaded' ) );
+        add_action('plugins_loaded', array(&$this, 'plugins_loaded'));
         
         /* Perform actions on admin initialization. */
-        add_action( 'admin_init', array( &$this, 'admin_init') );
-        add_action( 'init', array( &$this, 'init' ), 3 );
-        add_action( 'init', array( &$this, 'wpinv_actions' ) );
+        add_action('admin_init', array(&$this, 'admin_init'));
+        add_action('init', array(&$this, 'init'), 3);
+        add_action('init', array(&$this, 'wpinv_actions'));
         
-        if ( class_exists( 'BuddyPress' ) ) {
-            add_action( 'bp_include', array( &$this, 'bp_invoicing_init' ) );
+        if (class_exists('BuddyPress')) {
+            add_action('bp_include', array(&$this, 'bp_invoicing_init'));
         }
 
-        add_action( 'wp_enqueue_scripts', array( &$this, 'enqueue_scripts' ) );
-        add_action( 'wp_footer', array( &$this, 'wp_footer' ) );
-        add_action( 'widgets_init', array( &$this, 'register_widgets' ) );
-        add_filter( 'wpseo_exclude_from_sitemap_by_post_ids', array( $this, 'wpseo_exclude_from_sitemap_by_post_ids' ) );
+        add_action('wp_enqueue_scripts', array(&$this, 'enqueue_scripts'));
+        add_action('wp_footer', array(&$this, 'wp_footer'));
+        add_action('widgets_init', array(&$this, 'register_widgets'));
+        add_filter('wpseo_exclude_from_sitemap_by_post_ids', array($this, 'wpseo_exclude_from_sitemap_by_post_ids'));
 
-        if ( is_admin() ) {
-            add_action( 'admin_enqueue_scripts', array( &$this, 'admin_enqueue_scripts' ) );
-            add_filter( 'admin_body_class', array( &$this, 'admin_body_class' ) );
-            add_action( 'admin_init', array( &$this, 'init_ayecode_connect_helper' ) );
+        if (is_admin()) {
+            add_action('admin_enqueue_scripts', array(&$this, 'admin_enqueue_scripts'));
+            add_filter('admin_body_class', array(&$this, 'admin_body_class'));
+            add_action('admin_init', array(&$this, 'init_ayecode_connect_helper'));
 
         } else {
-            add_filter( 'pre_get_posts', array( &$this, 'pre_get_posts' ) );
+            add_filter('pre_get_posts', array(&$this, 'pre_get_posts'));
         }
         
         /**
@@ -71,28 +71,28 @@ 
          *
          * @param WPInv_Plugin $this. Current WPInv_Plugin instance. Passed by reference.
          */
-        do_action_ref_array( 'wpinv_actions', array( &$this ) );
+        do_action_ref_array('wpinv_actions', array(&$this));
 
-        add_action( 'admin_init', array( &$this, 'activation_redirect') );
+        add_action('admin_init', array(&$this, 'activation_redirect'));
     }
 
     /**
      * Maybe show the AyeCode Connect Notice.
      */
-    public function init_ayecode_connect_helper(){
+    public function init_ayecode_connect_helper() {
         // AyeCode Connect notice
-        if ( is_admin() ){
+        if (is_admin()) {
             // set the strings so they can be translated
             $strings = array(
-                'connect_title' => __("WP Invoicing - an AyeCode product!","invoicing"),
-                'connect_external'  => __( "Please confirm you wish to connect your site?","invoicing" ),
-                'connect'           => sprintf( __( "<strong>Have a license?</strong> Forget about entering license keys or downloading zip files, connect your site for instant access. %slearn more%s","invoicing" ),"<a href='https://ayecode.io/introducing-ayecode-connect/' target='_blank'>","</a>" ),
-                'connect_button'    => __("Connect Site","invoicing"),
-                'connecting_button'    => __("Connecting...","invoicing"),
-                'error_localhost'   => __( "This service will only work with a live domain, not a localhost.","invoicing" ),
-                'error'             => __( "Something went wrong, please refresh and try again.","invoicing" ),
+                'connect_title' => __("WP Invoicing - an AyeCode product!", "invoicing"),
+                'connect_external'  => __("Please confirm you wish to connect your site?", "invoicing"),
+                'connect'           => sprintf(__("<strong>Have a license?</strong> Forget about entering license keys or downloading zip files, connect your site for instant access. %slearn more%s", "invoicing"), "<a href='https://ayecode.io/introducing-ayecode-connect/' target='_blank'>", "</a>"),
+                'connect_button'    => __("Connect Site", "invoicing"),
+                'connecting_button'    => __("Connecting...", "invoicing"),
+                'error_localhost'   => __("This service will only work with a live domain, not a localhost.", "invoicing"),
+                'error'             => __("Something went wrong, please refresh and try again.", "invoicing"),
             );
-            new AyeCode_Connect_Helper($strings,array('wpi-addons'));
+            new AyeCode_Connect_Helper($strings, array('wpi-addons'));
         }
     }
     
@@ -100,10 +100,10 @@ 
         /* Internationalize the text strings used. */
         $this->load_textdomain();
 
-        do_action( 'wpinv_loaded' );
+        do_action('wpinv_loaded');
 
         // Fix oxygen page builder conflict
-        if ( function_exists( 'ct_css_output' ) ) {
+        if (function_exists('ct_css_output')) {
             wpinv_oxygen_fix_conflict();
         }
     }
@@ -113,144 +113,144 @@ 
      *
      * @since 1.0
      */
-    public function load_textdomain( $locale = NULL ) {
-        if ( empty( $locale ) ) {
-            $locale = is_admin() && function_exists( 'get_user_locale' ) ? get_user_locale() : get_locale();
+    public function load_textdomain($locale = NULL) {
+        if (empty($locale)) {
+            $locale = is_admin() && function_exists('get_user_locale') ? get_user_locale() : get_locale();
         }
 
-        $locale = apply_filters( 'plugin_locale', $locale, 'invoicing' );
+        $locale = apply_filters('plugin_locale', $locale, 'invoicing');
         
-        unload_textdomain( 'invoicing' );
-        load_textdomain( 'invoicing', WP_LANG_DIR . '/invoicing/invoicing-' . $locale . '.mo' );
-        load_plugin_textdomain( 'invoicing', false, WPINV_PLUGIN_DIR . 'languages' );
+        unload_textdomain('invoicing');
+        load_textdomain('invoicing', WP_LANG_DIR . '/invoicing/invoicing-' . $locale . '.mo');
+        load_plugin_textdomain('invoicing', false, WPINV_PLUGIN_DIR . 'languages');
         
         /**
          * Define language constants.
          */
-        require_once( WPINV_PLUGIN_DIR . 'language.php' );
+        require_once(WPINV_PLUGIN_DIR . 'language.php');
     }
 
     public function includes() {
         global $wpinv_options;
 
-        require_once( WPINV_PLUGIN_DIR . 'includes/admin/register-settings.php' );
+        require_once(WPINV_PLUGIN_DIR . 'includes/admin/register-settings.php');
         $wpinv_options = wpinv_get_settings();
 
         // Load composer packages.
-        require_once( WPINV_PLUGIN_DIR . 'vendor/autoload.php' );
+        require_once(WPINV_PLUGIN_DIR . 'vendor/autoload.php');
 
         // load AUI
-        require_once( WPINV_PLUGIN_DIR . 'vendor/ayecode/wp-ayecode-ui/ayecode-ui-loader.php' );
+        require_once(WPINV_PLUGIN_DIR . 'vendor/ayecode/wp-ayecode-ui/ayecode-ui-loader.php');
 
         // Load the action scheduler.
-        require_once( WPINV_PLUGIN_DIR . 'includes/libraries/action-scheduler/action-scheduler.php' );
+        require_once(WPINV_PLUGIN_DIR . 'includes/libraries/action-scheduler/action-scheduler.php');
 
         // Load functions.
-        require_once( WPINV_PLUGIN_DIR . 'includes/wpinv-email-functions.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/wpinv-general-functions.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/wpinv-helper-functions.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/wpinv-tax-functions.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/wpinv-template-functions.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/wpinv-address-functions.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/wpinv-invoice-functions.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/wpinv-item-functions.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/wpinv-discount-functions.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/wpinv-gateway-functions.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/wpinv-payment-functions.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/wpinv-user-functions.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/wpinv-error-functions.php' );
+        require_once(WPINV_PLUGIN_DIR . 'includes/wpinv-email-functions.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/wpinv-general-functions.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/wpinv-helper-functions.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/wpinv-tax-functions.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/wpinv-template-functions.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/wpinv-address-functions.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/wpinv-invoice-functions.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/wpinv-item-functions.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/wpinv-discount-functions.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/wpinv-gateway-functions.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/wpinv-payment-functions.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/wpinv-user-functions.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/wpinv-error-functions.php');
 
         // Register autoloader.
 		try {
-			spl_autoload_register( array( $this, 'autoload' ), true );
-		} catch ( Exception $e ) {
-			wpinv_error_log( $e->getMessage(), '', __FILE__, 149, true );
-        }
-
-        require_once( WPINV_PLUGIN_DIR . 'includes/wpinv-post-types.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/class-wpinv-invoice.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/class-wpinv-discount.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/class-wpinv-item.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/class-wpinv-notes.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/abstracts/abstract-wpinv-session.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/class-wpinv-session-handler.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/class-wpinv-ajax.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/class-wpinv-api.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/class-wpinv-reports.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/class-wpinv-cache-helper.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/class-wpinv-db.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/admin/subscriptions.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/class-wpinv-subscriptions-db.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/class-wpinv-subscriptions.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/wpinv-subscription.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/admin/class-wpinv-subscriptions-list-table.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/abstracts/abstract-wpinv-privacy.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/class-wpinv-privacy.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/libraries/class-ayecode-addons.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/class-wpinv-addons.php' );
-	    require_once( WPINV_PLUGIN_DIR . 'widgets/checkout.php' );
-	    require_once( WPINV_PLUGIN_DIR . 'widgets/invoice-history.php' );
-	    require_once( WPINV_PLUGIN_DIR . 'widgets/invoice-receipt.php' );
-	    require_once( WPINV_PLUGIN_DIR . 'widgets/invoice-messages.php' );
-	    require_once( WPINV_PLUGIN_DIR . 'widgets/subscriptions.php' );
-        require_once( WPINV_PLUGIN_DIR . 'widgets/buy-item.php' );
-        require_once( WPINV_PLUGIN_DIR . 'widgets/getpaid.php' );
-        require_once( WPINV_PLUGIN_DIR . 'includes/class-wpinv-payment-form-elements.php' );
-
-        if ( !class_exists( 'WPInv_EUVat' ) ) {
-            require_once( WPINV_PLUGIN_DIR . 'includes/libraries/wpinv-euvat/class-wpinv-euvat.php' );
+			spl_autoload_register(array($this, 'autoload'), true);
+		} catch (Exception $e) {
+			wpinv_error_log($e->getMessage(), '', __FILE__, 149, true);
+        }
+
+        require_once(WPINV_PLUGIN_DIR . 'includes/wpinv-post-types.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/class-wpinv-invoice.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/class-wpinv-discount.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/class-wpinv-item.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/class-wpinv-notes.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/abstracts/abstract-wpinv-session.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/class-wpinv-session-handler.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/class-wpinv-ajax.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/class-wpinv-api.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/class-wpinv-reports.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/class-wpinv-cache-helper.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/class-wpinv-db.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/admin/subscriptions.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/class-wpinv-subscriptions-db.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/class-wpinv-subscriptions.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/wpinv-subscription.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/admin/class-wpinv-subscriptions-list-table.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/abstracts/abstract-wpinv-privacy.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/class-wpinv-privacy.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/libraries/class-ayecode-addons.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/class-wpinv-addons.php');
+	    require_once(WPINV_PLUGIN_DIR . 'widgets/checkout.php');
+	    require_once(WPINV_PLUGIN_DIR . 'widgets/invoice-history.php');
+	    require_once(WPINV_PLUGIN_DIR . 'widgets/invoice-receipt.php');
+	    require_once(WPINV_PLUGIN_DIR . 'widgets/invoice-messages.php');
+	    require_once(WPINV_PLUGIN_DIR . 'widgets/subscriptions.php');
+        require_once(WPINV_PLUGIN_DIR . 'widgets/buy-item.php');
+        require_once(WPINV_PLUGIN_DIR . 'widgets/getpaid.php');
+        require_once(WPINV_PLUGIN_DIR . 'includes/class-wpinv-payment-form-elements.php');
+
+        if (!class_exists('WPInv_EUVat')) {
+            require_once(WPINV_PLUGIN_DIR . 'includes/libraries/wpinv-euvat/class-wpinv-euvat.php');
         }
         
-        $gateways = array_keys( wpinv_get_enabled_payment_gateways() );
-        if ( !empty( $gateways ) ) {
-            foreach ( $gateways as $gateway ) {
-                if ( $gateway == 'manual' ) {
+        $gateways = array_keys(wpinv_get_enabled_payment_gateways());
+        if (!empty($gateways)) {
+            foreach ($gateways as $gateway) {
+                if ($gateway == 'manual') {
                     continue;
                 }
                 
                 $gateway_file = WPINV_PLUGIN_DIR . 'includes/gateways/' . $gateway . '.php';
                 
-                if ( file_exists( $gateway_file ) ) {
-                    require_once( $gateway_file );
+                if (file_exists($gateway_file)) {
+                    require_once($gateway_file);
                 }
             }
         }
-        require_once( WPINV_PLUGIN_DIR . 'includes/gateways/manual.php' );
+        require_once(WPINV_PLUGIN_DIR . 'includes/gateways/manual.php');
         
-        if ( is_admin() || ( defined( 'WP_CLI' ) && WP_CLI ) ) {
-            require_once( WPINV_PLUGIN_DIR . 'includes/admin/wpinv-upgrade-functions.php' );
-            require_once( WPINV_PLUGIN_DIR . 'includes/admin/wpinv-admin-functions.php' );
-            require_once( WPINV_PLUGIN_DIR . 'includes/admin/admin-meta-boxes.php' );
+        if (is_admin() || (defined('WP_CLI') && WP_CLI)) {
+            require_once(WPINV_PLUGIN_DIR . 'includes/admin/wpinv-upgrade-functions.php');
+            require_once(WPINV_PLUGIN_DIR . 'includes/admin/wpinv-admin-functions.php');
+            require_once(WPINV_PLUGIN_DIR . 'includes/admin/admin-meta-boxes.php');
             //require_once( WPINV_PLUGIN_DIR . 'includes/admin/class-wpinv-recurring-admin.php' );
-            require_once( WPINV_PLUGIN_DIR . 'includes/admin/meta-boxes/class-mb-invoice-details.php' );
-            require_once( WPINV_PLUGIN_DIR . 'includes/admin/meta-boxes/class-mb-invoice-items.php' );
-            require_once( WPINV_PLUGIN_DIR . 'includes/admin/meta-boxes/class-mb-payment-form.php' );
-            require_once( WPINV_PLUGIN_DIR . 'includes/admin/meta-boxes/class-mb-invoice-notes.php' );
-            require_once( WPINV_PLUGIN_DIR . 'includes/admin/meta-boxes/class-mb-invoice-address.php' );
-            require_once( WPINV_PLUGIN_DIR . 'includes/admin/admin-pages.php' );
-            require_once( WPINV_PLUGIN_DIR . 'includes/admin/class-wpinv-admin-menus.php' );
-            require_once( WPINV_PLUGIN_DIR . 'includes/admin/class-wpinv-users.php' );
-            require_once( WPINV_PLUGIN_DIR . 'includes/admin/class-getpaid-admin-profile.php' );
+            require_once(WPINV_PLUGIN_DIR . 'includes/admin/meta-boxes/class-mb-invoice-details.php');
+            require_once(WPINV_PLUGIN_DIR . 'includes/admin/meta-boxes/class-mb-invoice-items.php');
+            require_once(WPINV_PLUGIN_DIR . 'includes/admin/meta-boxes/class-mb-payment-form.php');
+            require_once(WPINV_PLUGIN_DIR . 'includes/admin/meta-boxes/class-mb-invoice-notes.php');
+            require_once(WPINV_PLUGIN_DIR . 'includes/admin/meta-boxes/class-mb-invoice-address.php');
+            require_once(WPINV_PLUGIN_DIR . 'includes/admin/admin-pages.php');
+            require_once(WPINV_PLUGIN_DIR . 'includes/admin/class-wpinv-admin-menus.php');
+            require_once(WPINV_PLUGIN_DIR . 'includes/admin/class-wpinv-users.php');
+            require_once(WPINV_PLUGIN_DIR . 'includes/admin/class-getpaid-admin-profile.php');
             //require_once( WPINV_PLUGIN_DIR . 'includes/admin/subscriptions.php' );
             // load the user class only on the users.php page
             global $pagenow;
-            if($pagenow=='users.php'){
+            if ($pagenow == 'users.php') {
                 new WPInv_Admin_Users();
             }
         }
 
         // Register cli commands
-        if ( defined( 'WP_CLI' ) && WP_CLI ) {
-            require_once( WPINV_PLUGIN_DIR . 'includes/class-wpinv-cli.php' );
-            WP_CLI::add_command( 'invoicing', 'WPInv_CLI' );
+        if (defined('WP_CLI') && WP_CLI) {
+            require_once(WPINV_PLUGIN_DIR . 'includes/class-wpinv-cli.php');
+            WP_CLI::add_command('invoicing', 'WPInv_CLI');
         }
         
         // include css inliner
-        if ( ! class_exists( 'Emogrifier' ) && class_exists( 'DOMDocument' ) ) {
-            include_once( WPINV_PLUGIN_DIR . 'includes/libraries/class-emogrifier.php' );
+        if (!class_exists('Emogrifier') && class_exists('DOMDocument')) {
+            include_once(WPINV_PLUGIN_DIR . 'includes/libraries/class-emogrifier.php');
         }
         
-        require_once( WPINV_PLUGIN_DIR . 'includes/admin/install.php' );
+        require_once(WPINV_PLUGIN_DIR . 'includes/admin/install.php');
     }
 
     /**
@@ -261,18 +261,18 @@ 
 	 * @since       1.0.19
 	 * @return      void
 	 */
-	public function autoload( $class_name ) {
+	public function autoload($class_name) {
 
 		// Normalize the class name...
-		$class_name  = strtolower( $class_name );
+		$class_name = strtolower($class_name);
 
 		// ... and make sure it is our class.
-		if ( false === strpos( $class_name, 'getpaid_' ) && false === strpos( $class_name, 'wpinv_' ) ) {
+		if (false === strpos($class_name, 'getpaid_') && false === strpos($class_name, 'wpinv_')) {
 			return;
 		}
 
 		// Next, prepare the file name from the class.
-		$file_name = 'class-' . str_replace( '_', '-', $class_name ) . '.php';
+		$file_name = 'class-' . str_replace('_', '-', $class_name) . '.php';
 
 		// And an array of possible locations in order of importance.
 		$locations = array(
@@ -283,11 +283,11 @@ 
 		);
 
 		// Base path of the classes.
-		$plugin_path = untrailingslashit( WPINV_PLUGIN_DIR );
+		$plugin_path = untrailingslashit(WPINV_PLUGIN_DIR);
 
-		foreach ( $locations as $location ) {
+		foreach ($locations as $location) {
 
-			if ( file_exists( "$plugin_path/$location/$file_name" ) ) {
+			if (file_exists("$plugin_path/$location/$file_name")) {
 				include "$plugin_path/$location/$file_name";
 				break;
 			}
@@ -301,117 +301,117 @@ 
     
     public function admin_init() {
         self::$instance->default_payment_form = wpinv_get_default_payment_form();
-        add_action( 'admin_print_scripts-edit.php', array( &$this, 'admin_print_scripts_edit_php' ) );
+        add_action('admin_print_scripts-edit.php', array(&$this, 'admin_print_scripts_edit_php'));
     }
 
     public function activation_redirect() {
         // Bail if no activation redirect
-        if ( !get_transient( '_wpinv_activation_redirect' ) ) {
+        if (!get_transient('_wpinv_activation_redirect')) {
             return;
         }
 
         // Delete the redirect transient
-        delete_transient( '_wpinv_activation_redirect' );
+        delete_transient('_wpinv_activation_redirect');
 
         // Bail if activating from network, or bulk
-        if ( is_network_admin() || isset( $_GET['activate-multi'] ) ) {
+        if (is_network_admin() || isset($_GET['activate-multi'])) {
             return;
         }
 
-        wp_safe_redirect( admin_url( 'admin.php?page=wpinv-settings&tab=general' ) );
+        wp_safe_redirect(admin_url('admin.php?page=wpinv-settings&tab=general'));
         exit;
     }
     
     public function enqueue_scripts() {
-        $suffix       = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
+        $suffix = defined('SCRIPT_DEBUG') && SCRIPT_DEBUG ? '' : '.min';
         
-        $version = filemtime( WPINV_PLUGIN_DIR . 'assets/css/invoice-front.css' );
-        wp_register_style( 'wpinv_front_style', WPINV_PLUGIN_URL . 'assets/css/invoice-front.css', array(), $version );
-        wp_enqueue_style( 'wpinv_front_style' );
+        $version = filemtime(WPINV_PLUGIN_DIR . 'assets/css/invoice-front.css');
+        wp_register_style('wpinv_front_style', WPINV_PLUGIN_URL . 'assets/css/invoice-front.css', array(), $version);
+        wp_enqueue_style('wpinv_front_style');
                
         // Register scripts
-        wp_register_script( 'jquery-blockui', WPINV_PLUGIN_URL . 'assets/js/jquery.blockUI.min.js', array( 'jquery' ), '2.70', true );
-        wp_register_script( 'wpinv-front-script', WPINV_PLUGIN_URL . 'assets/js/invoice-front.js', array( 'jquery' ),  filemtime( WPINV_PLUGIN_DIR . 'assets/js/invoice-front.js' ) );
+        wp_register_script('jquery-blockui', WPINV_PLUGIN_URL . 'assets/js/jquery.blockUI.min.js', array('jquery'), '2.70', true);
+        wp_register_script('wpinv-front-script', WPINV_PLUGIN_URL . 'assets/js/invoice-front.js', array('jquery'), filemtime(WPINV_PLUGIN_DIR . 'assets/js/invoice-front.js'));
 
         $localize                         = array();
-        $localize['ajax_url']             = admin_url( 'admin-ajax.php' );
-        $localize['nonce']                = wp_create_nonce( 'wpinv-nonce' );
+        $localize['ajax_url']             = admin_url('admin-ajax.php');
+        $localize['nonce']                = wp_create_nonce('wpinv-nonce');
         $localize['currency_symbol']      = wpinv_currency_symbol();
         $localize['currency_pos']         = wpinv_currency_position();
         $localize['thousand_sep']         = wpinv_thousands_separator();
         $localize['decimal_sep']          = wpinv_decimal_separator();
         $localize['decimals']             = wpinv_decimals();
-        $localize['txtComplete']          = __( 'Continue', 'invoicing' );
+        $localize['txtComplete']          = __('Continue', 'invoicing');
         $localize['UseTaxes']             = wpinv_use_taxes();
-        $localize['checkoutNonce']        = wp_create_nonce( 'wpinv_checkout_nonce' );
-        $localize['formNonce']            = wp_create_nonce( 'getpaid_form_nonce' );
-        $localize['connectionError']      = __( 'Could not establish a connection to the server.', 'invoicing' );
+        $localize['checkoutNonce']        = wp_create_nonce('wpinv_checkout_nonce');
+        $localize['formNonce']            = wp_create_nonce('getpaid_form_nonce');
+        $localize['connectionError']      = __('Could not establish a connection to the server.', 'invoicing');
 
-        $localize = apply_filters( 'wpinv_front_js_localize', $localize );
+        $localize = apply_filters('wpinv_front_js_localize', $localize);
         
-        wp_enqueue_script( 'jquery-blockui' );
+        wp_enqueue_script('jquery-blockui');
         $autofill_api = wpinv_get_option('address_autofill_api');
         $autofill_active = wpinv_get_option('address_autofill_active');
-        if ( isset( $autofill_active ) && 1 == $autofill_active && !empty( $autofill_api ) && wpinv_is_checkout() ) {
-            if ( wp_script_is( 'google-maps-api', 'enqueued' ) ) {
-                wp_dequeue_script( 'google-maps-api' );
+        if (isset($autofill_active) && 1 == $autofill_active && !empty($autofill_api) && wpinv_is_checkout()) {
+            if (wp_script_is('google-maps-api', 'enqueued')) {
+                wp_dequeue_script('google-maps-api');
             }
-            wp_enqueue_script( 'google-maps-api', 'https://maps.googleapis.com/maps/api/js?key=' . $autofill_api . '&libraries=places', array( 'jquery' ), '', false );
-            wp_enqueue_script( 'google-maps-init', WPINV_PLUGIN_URL . 'assets/js/gaaf.js', array( 'jquery', 'google-maps-api' ), '', true );
+            wp_enqueue_script('google-maps-api', 'https://maps.googleapis.com/maps/api/js?key=' . $autofill_api . '&libraries=places', array('jquery'), '', false);
+            wp_enqueue_script('google-maps-init', WPINV_PLUGIN_URL . 'assets/js/gaaf.js', array('jquery', 'google-maps-api'), '', true);
         }
 
-        wp_enqueue_style( "select2", WPINV_PLUGIN_URL . 'assets/css/select2/select2.css', array(), WPINV_VERSION, 'all' );
-        wp_enqueue_script('select2', WPINV_PLUGIN_URL . 'assets/js/select2/select2.full' . $suffix . '.js', array( 'jquery' ), WPINV_VERSION );
+        wp_enqueue_style("select2", WPINV_PLUGIN_URL . 'assets/css/select2/select2.css', array(), WPINV_VERSION, 'all');
+        wp_enqueue_script('select2', WPINV_PLUGIN_URL . 'assets/js/select2/select2.full' . $suffix . '.js', array('jquery'), WPINV_VERSION);
 
-        wp_enqueue_script( 'wpinv-front-script' );
-        wp_localize_script( 'wpinv-front-script', 'WPInv', $localize );
+        wp_enqueue_script('wpinv-front-script');
+        wp_localize_script('wpinv-front-script', 'WPInv', $localize);
 
-        $version = filemtime( WPINV_PLUGIN_DIR . 'assets/js/payment-forms.js' );
-        wp_enqueue_script( 'wpinv-payment-form-script', WPINV_PLUGIN_URL . 'assets/js/payment-forms.js', array( 'wpinv-front-script', 'wp-hooks' ),  $version, true );
+        $version = filemtime(WPINV_PLUGIN_DIR . 'assets/js/payment-forms.js');
+        wp_enqueue_script('wpinv-payment-form-script', WPINV_PLUGIN_URL . 'assets/js/payment-forms.js', array('wpinv-front-script', 'wp-hooks'), $version, true);
     }
 
-    public function admin_enqueue_scripts( $hook ) {
+    public function admin_enqueue_scripts($hook) {
         global $post, $pagenow;
         
         $post_type  = wpinv_admin_post_type();
-        $suffix     = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
-        $page       = isset( $_GET['page'] ) ? strtolower( $_GET['page'] ) : '';
+        $suffix     = defined('SCRIPT_DEBUG') && SCRIPT_DEBUG ? '' : '.min';
+        $page       = isset($_GET['page']) ? strtolower($_GET['page']) : '';
 
         $jquery_ui_css = false;
-        if ( ( $post_type == 'wpi_invoice' || $post_type == 'wpi_quote' || $post_type == 'wpi_discount' ) && ( $pagenow == 'post-new.php' || $pagenow == 'post.php' ) ) {
+        if (($post_type == 'wpi_invoice' || $post_type == 'wpi_quote' || $post_type == 'wpi_discount') && ($pagenow == 'post-new.php' || $pagenow == 'post.php')) {
             $jquery_ui_css = true;
-        } else if ( $page == 'wpinv-settings' || $page == 'wpinv-reports' ) {
+        } else if ($page == 'wpinv-settings' || $page == 'wpinv-reports') {
             $jquery_ui_css = true;
         }
-        if ( $jquery_ui_css ) {
-            wp_register_style( 'jquery-ui-css', WPINV_PLUGIN_URL . 'assets/css/jquery-ui' . $suffix . '.css', array(), '1.8.16' );
-            wp_enqueue_style( 'jquery-ui-css' );
-            wp_deregister_style( 'yoast-seo-select2' );
-	        wp_deregister_style( 'yoast-seo-monorepo' );
+        if ($jquery_ui_css) {
+            wp_register_style('jquery-ui-css', WPINV_PLUGIN_URL . 'assets/css/jquery-ui' . $suffix . '.css', array(), '1.8.16');
+            wp_enqueue_style('jquery-ui-css');
+            wp_deregister_style('yoast-seo-select2');
+	        wp_deregister_style('yoast-seo-monorepo');
         }
 
-        wp_register_style( 'wpinv_meta_box_style', WPINV_PLUGIN_URL . 'assets/css/meta-box.css', array(), WPINV_VERSION );
-        wp_enqueue_style( 'wpinv_meta_box_style' );
+        wp_register_style('wpinv_meta_box_style', WPINV_PLUGIN_URL . 'assets/css/meta-box.css', array(), WPINV_VERSION);
+        wp_enqueue_style('wpinv_meta_box_style');
         
-        $version = filemtime( WPINV_PLUGIN_DIR . 'assets/css/admin.css' );
-        wp_register_style( 'wpinv_admin_style', WPINV_PLUGIN_URL . 'assets/css/admin.css', array(), $version );
-        wp_enqueue_style( 'wpinv_admin_style' );
+        $version = filemtime(WPINV_PLUGIN_DIR . 'assets/css/admin.css');
+        wp_register_style('wpinv_admin_style', WPINV_PLUGIN_URL . 'assets/css/admin.css', array(), $version);
+        wp_enqueue_style('wpinv_admin_style');
 
-        $enqueue = ( $post_type == 'wpi_discount' || $post_type == 'wpi_invoice' && ( $pagenow == 'post-new.php' || $pagenow == 'post.php' ) );
-        if ( $page == 'wpinv-subscriptions' ) {
-            wp_enqueue_script( 'jquery-ui-datepicker' );
-            wp_deregister_style( 'yoast-seo-select2' );
-	        wp_deregister_style( 'yoast-seo-monorepo' );
+        $enqueue = ($post_type == 'wpi_discount' || $post_type == 'wpi_invoice' && ($pagenow == 'post-new.php' || $pagenow == 'post.php'));
+        if ($page == 'wpinv-subscriptions') {
+            wp_enqueue_script('jquery-ui-datepicker');
+            wp_deregister_style('yoast-seo-select2');
+	        wp_deregister_style('yoast-seo-monorepo');
         }
         
-        if ( $enqueue_datepicker = apply_filters( 'wpinv_admin_enqueue_jquery_ui_datepicker', $enqueue ) ) {
-            wp_enqueue_script( 'jquery-ui-datepicker' );
+        if ($enqueue_datepicker = apply_filters('wpinv_admin_enqueue_jquery_ui_datepicker', $enqueue)) {
+            wp_enqueue_script('jquery-ui-datepicker');
         }
 
-        wp_enqueue_style( 'wp-color-picker' );
-        wp_enqueue_script( 'wp-color-picker' );
+        wp_enqueue_style('wp-color-picker');
+        wp_enqueue_script('wp-color-picker');
         
-        wp_register_script( 'jquery-blockui', WPINV_PLUGIN_URL . 'assets/js/jquery.blockUI.min.js', array( 'jquery' ), '2.70', true );
+        wp_register_script('jquery-blockui', WPINV_PLUGIN_URL . 'assets/js/jquery.blockUI.min.js', array('jquery'), '2.70', true);
 
         if (($post_type == 'wpi_invoice' || $post_type == 'wpi_quote') && ($pagenow == 'post-new.php' || $pagenow == 'post.php')) {
             $autofill_api = wpinv_get_option('address_autofill_api');
@@ -422,21 +422,21 @@ 
             }
         }
 
-        wp_enqueue_style( "select2", WPINV_PLUGIN_URL . 'assets/css/select2/select2.css', array(), WPINV_VERSION, 'all' );
-        wp_enqueue_script('select2', WPINV_PLUGIN_URL . 'assets/js/select2/select2.full' . $suffix . '.js', array( 'jquery' ), WPINV_VERSION );
+        wp_enqueue_style("select2", WPINV_PLUGIN_URL . 'assets/css/select2/select2.css', array(), WPINV_VERSION, 'all');
+        wp_enqueue_script('select2', WPINV_PLUGIN_URL . 'assets/js/select2/select2.full' . $suffix . '.js', array('jquery'), WPINV_VERSION);
 
-        $version = filemtime( WPINV_PLUGIN_DIR . 'assets/js/admin.js' );
-        wp_register_script( 'wpinv-admin-script', WPINV_PLUGIN_URL . 'assets/js/admin.js', array( 'jquery', 'jquery-blockui','jquery-ui-tooltip' ),  $version );
-        wp_enqueue_script( 'wpinv-admin-script' );
+        $version = filemtime(WPINV_PLUGIN_DIR . 'assets/js/admin.js');
+        wp_register_script('wpinv-admin-script', WPINV_PLUGIN_URL . 'assets/js/admin.js', array('jquery', 'jquery-blockui', 'jquery-ui-tooltip'), $version);
+        wp_enqueue_script('wpinv-admin-script');
         
         $localize                               = array();
-        $localize['ajax_url']                   = admin_url( 'admin-ajax.php' );
-        $localize['post_ID']                    = isset( $post->ID ) ? $post->ID : '';
-        $localize['wpinv_nonce']                = wp_create_nonce( 'wpinv-nonce' );
-        $localize['add_invoice_note_nonce']     = wp_create_nonce( 'add-invoice-note' );
-        $localize['delete_invoice_note_nonce']  = wp_create_nonce( 'delete-invoice-note' );
-        $localize['invoice_item_nonce']         = wp_create_nonce( 'invoice-item' );
-        $localize['billing_details_nonce']      = wp_create_nonce( 'get-billing-details' );
+        $localize['ajax_url']                   = admin_url('admin-ajax.php');
+        $localize['post_ID']                    = isset($post->ID) ? $post->ID : '';
+        $localize['wpinv_nonce']                = wp_create_nonce('wpinv-nonce');
+        $localize['add_invoice_note_nonce']     = wp_create_nonce('add-invoice-note');
+        $localize['delete_invoice_note_nonce']  = wp_create_nonce('delete-invoice-note');
+        $localize['invoice_item_nonce']         = wp_create_nonce('invoice-item');
+        $localize['billing_details_nonce']      = wp_create_nonce('get-billing-details');
         $localize['tax']                        = wpinv_tax_amount();
         $localize['discount']                   = wpinv_discount_amount();
         $localize['currency_symbol']            = wpinv_currency_symbol();
@@ -444,103 +444,103 @@ 
         $localize['thousand_sep']               = wpinv_thousands_separator();
         $localize['decimal_sep']                = wpinv_decimal_separator();
         $localize['decimals']                   = wpinv_decimals();
-        $localize['save_invoice']               = __( 'Save Invoice', 'invoicing' );
-        $localize['status_publish']             = wpinv_status_nicename( 'publish' );
-        $localize['status_pending']             = wpinv_status_nicename( 'wpi-pending' );
-        $localize['delete_tax_rate']            = __( 'Are you sure you wish to delete this tax rate?', 'invoicing' );
-        $localize['OneItemMin']                 = __( 'Invoice must contain at least one item', 'invoicing' );
-        $localize['DeleteInvoiceItem']          = __( 'Are you sure you wish to delete this item?', 'invoicing' );
-        $localize['FillBillingDetails']         = __( 'Fill the user\'s billing information? This will remove any currently entered billing information', 'invoicing' );
-        $localize['confirmCalcTotals']          = __( 'Recalculate totals? This will recalculate totals based on the user billing country. If no billing country is set it will use the base country.', 'invoicing' );
-        $localize['AreYouSure']                 = __( 'Are you sure?', 'invoicing' );
-        $localize['emptyInvoice']               = __( 'Add at least one item to save invoice!', 'invoicing' );
-        $localize['errDeleteItem']              = __( 'This item is in use! Before delete this item, you need to delete all the invoice(s) using this item.', 'invoicing' );
-        $localize['delete_subscription']        = __( 'Are you sure you want to delete this subscription?', 'invoicing' );
-        $localize['action_edit']                = __( 'Edit', 'invoicing' );
-        $localize['action_cancel']              = __( 'Cancel', 'invoicing' );
-        $localize['item_description']           = __( 'Item Description', 'invoicing' );
-        $localize['discount_description']       = __( 'Discount Description', 'invoicing' );
-        $localize['invoice_description']        = __( 'Invoice Description', 'invoicing' );
-
-        $localize = apply_filters( 'wpinv_admin_js_localize', $localize );
-
-        wp_localize_script( 'wpinv-admin-script', 'WPInv_Admin', $localize );
+        $localize['save_invoice']               = __('Save Invoice', 'invoicing');
+        $localize['status_publish']             = wpinv_status_nicename('publish');
+        $localize['status_pending']             = wpinv_status_nicename('wpi-pending');
+        $localize['delete_tax_rate']            = __('Are you sure you wish to delete this tax rate?', 'invoicing');
+        $localize['OneItemMin']                 = __('Invoice must contain at least one item', 'invoicing');
+        $localize['DeleteInvoiceItem']          = __('Are you sure you wish to delete this item?', 'invoicing');
+        $localize['FillBillingDetails']         = __('Fill the user\'s billing information? This will remove any currently entered billing information', 'invoicing');
+        $localize['confirmCalcTotals']          = __('Recalculate totals? This will recalculate totals based on the user billing country. If no billing country is set it will use the base country.', 'invoicing');
+        $localize['AreYouSure']                 = __('Are you sure?', 'invoicing');
+        $localize['emptyInvoice']               = __('Add at least one item to save invoice!', 'invoicing');
+        $localize['errDeleteItem']              = __('This item is in use! Before delete this item, you need to delete all the invoice(s) using this item.', 'invoicing');
+        $localize['delete_subscription']        = __('Are you sure you want to delete this subscription?', 'invoicing');
+        $localize['action_edit']                = __('Edit', 'invoicing');
+        $localize['action_cancel']              = __('Cancel', 'invoicing');
+        $localize['item_description']           = __('Item Description', 'invoicing');
+        $localize['discount_description']       = __('Discount Description', 'invoicing');
+        $localize['invoice_description']        = __('Invoice Description', 'invoicing');
+
+        $localize = apply_filters('wpinv_admin_js_localize', $localize);
+
+        wp_localize_script('wpinv-admin-script', 'WPInv_Admin', $localize);
 
         // Load payment form scripts on our admin pages only.
-        if ( ( $hook == 'post-new.php' || $hook == 'post.php' ) && 'wpi_payment_form' === $post->post_type ) {
+        if (($hook == 'post-new.php' || $hook == 'post.php') && 'wpi_payment_form' === $post->post_type) {
 
-            wp_enqueue_script( 'vue', WPINV_PLUGIN_URL . 'assets/js/vue/vue.js', array(), WPINV_VERSION );
-            wp_enqueue_script( 'sortable', WPINV_PLUGIN_URL . 'assets/js/sortable.min.js', array(), WPINV_VERSION );
-            wp_enqueue_script( 'vue_draggable', WPINV_PLUGIN_URL . 'assets/js/vue/vuedraggable.min.js', array( 'sortable', 'vue' ), WPINV_VERSION );
+            wp_enqueue_script('vue', WPINV_PLUGIN_URL . 'assets/js/vue/vue.js', array(), WPINV_VERSION);
+            wp_enqueue_script('sortable', WPINV_PLUGIN_URL . 'assets/js/sortable.min.js', array(), WPINV_VERSION);
+            wp_enqueue_script('vue_draggable', WPINV_PLUGIN_URL . 'assets/js/vue/vuedraggable.min.js', array('sortable', 'vue'), WPINV_VERSION);
 
-            $version = filemtime( WPINV_PLUGIN_DIR . 'assets/js/admin-payment-forms.js' );
-            wp_register_script( 'wpinv-admin-payment-form-script', WPINV_PLUGIN_URL . 'assets/js/admin-payment-forms.js', array( 'wpinv-admin-script', 'vue_draggable' ),  $version );
+            $version = filemtime(WPINV_PLUGIN_DIR . 'assets/js/admin-payment-forms.js');
+            wp_register_script('wpinv-admin-payment-form-script', WPINV_PLUGIN_URL . 'assets/js/admin-payment-forms.js', array('wpinv-admin-script', 'vue_draggable'), $version);
         
-            wp_localize_script( 'wpinv-admin-payment-form-script', 'wpinvPaymentFormAdmin', array(
+            wp_localize_script('wpinv-admin-payment-form-script', 'wpinvPaymentFormAdmin', array(
                 'elements'      => $this->form_elements->get_elements(),
-                'form_elements' => $this->form_elements->get_form_elements( $post->ID ),
+                'form_elements' => $this->form_elements->get_form_elements($post->ID),
                 'all_items'     => $this->form_elements->get_published_items(),
                 'currency'      => wpinv_currency_symbol(),
                 'position'      => wpinv_currency_position(),
                 'decimals'      => (int) wpinv_decimals(),
                 'thousands_sep' => wpinv_thousands_separator(),
                 'decimals_sep'  => wpinv_decimal_separator(),
-                'form_items'    => $this->form_elements->get_form_items( $post->ID ),
+                'form_items'    => $this->form_elements->get_form_items($post->ID),
                 'is_default'    => $post->ID == $this->default_payment_form,
-            ) );
+            ));
 
-            wp_enqueue_script( 'wpinv-admin-payment-form-script' );
+            wp_enqueue_script('wpinv-admin-payment-form-script');
         }
 
-        if ( $page == 'wpinv-subscriptions' ) {
-            wp_register_script( 'wpinv-sub-admin-script', WPINV_PLUGIN_URL . 'assets/js/subscriptions.js', array( 'wpinv-admin-script' ),  WPINV_VERSION );
-            wp_enqueue_script( 'wpinv-sub-admin-script' );
+        if ($page == 'wpinv-subscriptions') {
+            wp_register_script('wpinv-sub-admin-script', WPINV_PLUGIN_URL . 'assets/js/subscriptions.js', array('wpinv-admin-script'), WPINV_VERSION);
+            wp_enqueue_script('wpinv-sub-admin-script');
         }
 
-        if ( $page == 'wpinv-reports' ) {
-            wp_enqueue_script( 'jquery-flot', WPINV_PLUGIN_URL . 'assets/js/jquery.flot.min.js', array( 'jquery' ), '0.7' );
+        if ($page == 'wpinv-reports') {
+            wp_enqueue_script('jquery-flot', WPINV_PLUGIN_URL . 'assets/js/jquery.flot.min.js', array('jquery'), '0.7');
         }
 
     }
 
-    public function admin_body_class( $classes ) {
+    public function admin_body_class($classes) {
         global $pagenow, $post, $current_screen;
         
-        if ( !empty( $current_screen->post_type ) && ( $current_screen->post_type == 'wpi_invoice' || $current_screen->post_type == 'wpi_payment_form' || $current_screen->post_type == 'wpi_quote' ) ) {
+        if (!empty($current_screen->post_type) && ($current_screen->post_type == 'wpi_invoice' || $current_screen->post_type == 'wpi_payment_form' || $current_screen->post_type == 'wpi_quote')) {
             $classes .= ' wpinv-cpt';
         }
         
-        $page = isset( $_GET['page'] ) ? strtolower( $_GET['page'] ) : false;
+        $page = isset($_GET['page']) ? strtolower($_GET['page']) : false;
 
-        $add_class = $page && $pagenow == 'admin.php' && strpos( $page, 'wpinv-' ) === 0 ? true : false;
-        if ( $add_class ) {
-            $classes .= ' wpi-' . wpinv_sanitize_key( $page );
+        $add_class = $page && $pagenow == 'admin.php' && strpos($page, 'wpinv-') === 0 ? true : false;
+        if ($add_class) {
+            $classes .= ' wpi-' . wpinv_sanitize_key($page);
         }
         
         $settings_class = array();
-        if ( $page == 'wpinv-settings' ) {
-            if ( !empty( $_REQUEST['tab'] ) ) {
-                $settings_class[] = sanitize_text_field( $_REQUEST['tab'] );
+        if ($page == 'wpinv-settings') {
+            if (!empty($_REQUEST['tab'])) {
+                $settings_class[] = sanitize_text_field($_REQUEST['tab']);
             }
             
-            if ( !empty( $_REQUEST['section'] ) ) {
-                $settings_class[] = sanitize_text_field( $_REQUEST['section'] );
+            if (!empty($_REQUEST['section'])) {
+                $settings_class[] = sanitize_text_field($_REQUEST['section']);
             }
             
-            $settings_class[] = isset( $_REQUEST['wpi_sub'] ) && $_REQUEST['wpi_sub'] !== '' ? sanitize_text_field( $_REQUEST['wpi_sub'] ) : 'main';
+            $settings_class[] = isset($_REQUEST['wpi_sub']) && $_REQUEST['wpi_sub'] !== '' ? sanitize_text_field($_REQUEST['wpi_sub']) : 'main';
         }
         
-        if ( !empty( $settings_class ) ) {
-            $classes .= ' wpi-' . wpinv_sanitize_key( implode( $settings_class, '-' ) );
+        if (!empty($settings_class)) {
+            $classes .= ' wpi-' . wpinv_sanitize_key(implode($settings_class, '-'));
         }
         
         $post_type = wpinv_admin_post_type();
 
-        if ( $post_type == 'wpi_invoice' || $post_type == 'wpi_quote' || $add_class !== false ) {
+        if ($post_type == 'wpi_invoice' || $post_type == 'wpi_quote' || $add_class !== false) {
             return $classes .= ' wpinv';
         }
         
-        if ( $pagenow == 'post.php' && $post_type == 'wpi_item' && !empty( $post ) && !wpinv_item_is_editable( $post ) ) {
+        if ($pagenow == 'post.php' && $post_type == 'wpi_item' && !empty($post) && !wpinv_item_is_editable($post)) {
             $classes .= ' wpi-editable-n';
         }
 
@@ -552,21 +552,21 @@ 
     }
     
     public function wpinv_actions() {
-        if ( isset( $_REQUEST['wpi_action'] ) ) {
-            do_action( 'wpinv_' . wpinv_sanitize_key( $_REQUEST['wpi_action'] ), $_REQUEST );
+        if (isset($_REQUEST['wpi_action'])) {
+            do_action('wpinv_' . wpinv_sanitize_key($_REQUEST['wpi_action']), $_REQUEST);
         }
     }
     
-    public function pre_get_posts( $wp_query ) {
-        if ( !empty( $wp_query->query_vars['post_type'] ) && $wp_query->query_vars['post_type'] == 'wpi_invoice' && is_user_logged_in() && is_single() && $wp_query->is_main_query() ) {
-            $wp_query->query_vars['post_status'] = array_keys( wpinv_get_invoice_statuses() );
+    public function pre_get_posts($wp_query) {
+        if (!empty($wp_query->query_vars['post_type']) && $wp_query->query_vars['post_type'] == 'wpi_invoice' && is_user_logged_in() && is_single() && $wp_query->is_main_query()) {
+            $wp_query->query_vars['post_status'] = array_keys(wpinv_get_invoice_statuses());
         }
         
         return $wp_query;
     }
     
     public function bp_invoicing_init() {
-        require_once( WPINV_PLUGIN_DIR . 'includes/class-wpinv-bp-core.php' );
+        require_once(WPINV_PLUGIN_DIR . 'includes/class-wpinv-bp-core.php');
     }
 
 	/**
@@ -574,13 +574,13 @@ 
 	 *
 	 */
 	public function register_widgets() {
-		register_widget( "WPInv_Checkout_Widget" );
-		register_widget( "WPInv_History_Widget" );
-		register_widget( "WPInv_Receipt_Widget" );
-		register_widget( "WPInv_Subscriptions_Widget" );
-		register_widget( "WPInv_Buy_Item_Widget" );
-        register_widget( "WPInv_Messages_Widget" );
-        register_widget( 'WPInv_GetPaid_Widget' );
+		register_widget("WPInv_Checkout_Widget");
+		register_widget("WPInv_History_Widget");
+		register_widget("WPInv_Receipt_Widget");
+		register_widget("WPInv_Subscriptions_Widget");
+		register_widget("WPInv_Buy_Item_Widget");
+        register_widget("WPInv_Messages_Widget");
+        register_widget('WPInv_GetPaid_Widget');
 	}
     
     /**
@@ -589,10 +589,10 @@ 
      * @since 1.0.19
      * @param int[] $excluded_posts_ids
      */
-    public function wpseo_exclude_from_sitemap_by_post_ids( $excluded_posts_ids ){
+    public function wpseo_exclude_from_sitemap_by_post_ids($excluded_posts_ids) {
 
         // Ensure that we have an array.
-        if ( ! is_array( $excluded_posts_ids ) ) {
+        if (!is_array($excluded_posts_ids)) {
             $excluded_posts_ids = array();
         }
 
@@ -600,24 +600,24 @@ 
         $our_pages = array();
     
         // Checkout page.
-        $our_pages[] = wpinv_get_option( 'checkout_page', false );
+        $our_pages[] = wpinv_get_option('checkout_page', false);
 
         // Success page.
-        $our_pages[] = wpinv_get_option( 'success_page', false );
+        $our_pages[] = wpinv_get_option('success_page', false);
 
         // Failure page.
-        $our_pages[] = wpinv_get_option( 'failure_page', false );
+        $our_pages[] = wpinv_get_option('failure_page', false);
 
         // History page.
-        $our_pages[] = wpinv_get_option( 'invoice_history_page', false );
+        $our_pages[] = wpinv_get_option('invoice_history_page', false);
 
         // Subscriptions page.
-        $our_pages[] = wpinv_get_option( 'invoice_subscription_page', false );
+        $our_pages[] = wpinv_get_option('invoice_subscription_page', false);
 
-        $our_pages   = array_map( 'intval', array_filter( $our_pages ) );
+        $our_pages   = array_map('intval', array_filter($our_pages));
 
         $excluded_posts_ids = $excluded_posts_ids + $our_pages;
-        return array_unique( $excluded_posts_ids );
+        return array_unique($excluded_posts_ids);
 
     }
 

includes/class-getpaid-payment-form-submission.php

Indentation +707 added lines, -707 removed lines

@@ -1,6 +1,6 @@ 
 <?php
 if ( ! defined( 'ABSPATH' ) ) {
-	exit;
+    exit;
 }
 
 /**
@@ -10,747 +10,747 @@ 
 class GetPaid_Payment_Form_Submission {
 
     /**
-	 * Submission ID
-	 *
-	 * @var string
-	 */
-	public $id = null;
+     * Submission ID
+     *
+     * @var string
+     */
+    public $id = null;
 
-	/**
-	 * Sets the associated payment form.
-	 *
-	 * @var GetPaid_Payment_Form
-	 */
+    /**
+     * Sets the associated payment form.
+     *
+     * @var GetPaid_Payment_Form
+     */
     protected $payment_form = null;
 
     /**
-	 * The country for the submission.
-	 *
-	 * @var string
-	 */
-	public $country = null;
-
-    /**
-	 * The state for the submission.
-	 *
-	 * @since 1.0.19
-	 * @var string
-	 */
-	public $state = null;
-
-	/**
-	 * The invoice associated with the submission.
-	 *
-	 * @var WPInv_Invoice
-	 */
-	protected $invoice = null;
-
-	/**
-	 * The discount associated with the submission.
-	 *
-	 * @var WPInv_Discount
-	 */
-	protected $discount = null;
-
-	/**
-	 * The raw submission data.
-	 *
-	 * @var array
-	 */
-	protected $data = null;
-
-	/**
-	 * Whether this submission contains a recurring item.
-	 *
-	 * @var bool
-	 */
-	public $has_recurring = false;
-
-	/**
-	 * The sub total amount for the submission.
-	 *
-	 * @var float
-	 */
-	public $subtotal_amount = 0;
-
-	/**
-	 * The total discount amount for the submission.
-	 *
-	 * @var float
-	 */
-	protected $total_discount_amount = 0;
-
-	/**
-	 * The total tax amount for the submission.
-	 *
-	 * @var float
-	 */
-	protected $total_tax_amount = 0;
-
-	/**
-	 * The total fees amount for the submission.
-	 *
-	 * @var float
-	 */
-	protected $total_fees_amount = 0;
-
-	/**
-	 * An array of fees for the submission.
-	 *
-	 * @var array
-	 */
-	protected $fees = array();
-
-	/**
-	 * An array of discounts for the submission.
-	 *
-	 * @var array
-	 */
-	protected $discounts = array();
-
-	/**
-	 * An array of taxes for the submission.
-	 *
-	 * @var array
-	 */
-	protected $taxes = array();
-
-	/**
-	 * An array of items for the submission.
-	 *
-	 * @var GetPaid_Form_Item[]
-	 */
-	protected $items = array();
-
-	/**
-	 * The last error.
-	 *
-	 * @var string
-	 */
-	public $last_error = null;
-
-	/**
-	 * Is the discount valid?
-	 *
-	 * @var string
-	 */
-    public $is_discount_valid = true;
+     * The country for the submission.
+     *
+     * @var string
+     */
+    public $country = null;
+
+    /**
+     * The state for the submission.
+     *
+     * @since 1.0.19
+     * @var string
+     */
+    public $state = null;
+
+    /**
+     * The invoice associated with the submission.
+     *
+     * @var WPInv_Invoice
+     */
+    protected $invoice = null;
+
+    /**
+     * The discount associated with the submission.
+     *
+     * @var WPInv_Discount
+     */
+    protected $discount = null;
+
+    /**
+     * The raw submission data.
+     *
+     * @var array
+     */
+    protected $data = null;
+
+    /**
+     * Whether this submission contains a recurring item.
+     *
+     * @var bool
+     */
+    public $has_recurring = false;
+
+    /**
+     * The sub total amount for the submission.
+     *
+     * @var float
+     */
+    public $subtotal_amount = 0;
+
+    /**
+     * The total discount amount for the submission.
+     *
+     * @var float
+     */
+    protected $total_discount_amount = 0;
 
     /**
-	 * Class constructor.
-	 *
-	 */
-	public function __construct() {
+     * The total tax amount for the submission.
+     *
+     * @var float
+     */
+    protected $total_tax_amount = 0;
 
-		// Set the state and country to the default state and country.
-		$this->country = wpinv_default_billing_country();
-		$this->state = wpinv_get_default_state();
+    /**
+     * The total fees amount for the submission.
+     *
+     * @var float
+     */
+    protected $total_fees_amount = 0;
 
-		// Do we have an actual submission?
-		if ( isset( $_POST['getpaid_payment_form_submission'] ) ) {
-			$this->load_data( $_POST );
-		}
-	}
+    /**
+     * An array of fees for the submission.
+     *
+     * @var array
+     */
+    protected $fees = array();
 
-	/**
-	 * Loads submission data.
-	 *
-	 * @param array $data
-	 */
-	public function load_data( $data ) {
+    /**
+     * An array of discounts for the submission.
+     *
+     * @var array
+     */
+    protected $discounts = array();
 
-		// Prepare submitted data...
-		$data = wp_unslash( $data );
+    /**
+     * An array of taxes for the submission.
+     *
+     * @var array
+     */
+    protected $taxes = array();
 
-		// Fitter the data.
-		$data = apply_filters( 'getpaid_submission_data', $data, $this );
+    /**
+     * An array of items for the submission.
+     *
+     * @var GetPaid_Form_Item[]
+     */
+    protected $items = array();
 
-		$this->data = $data;
+    /**
+     * The last error.
+     *
+     * @var string
+     */
+    public $last_error = null;
 
-		$this->id = md5( wp_json_encode( $data ) );
+    /**
+     * Is the discount valid?
+     *
+     * @var string
+     */
+    public $is_discount_valid = true;
+
+    /**
+     * Class constructor.
+     *
+     */
+    public function __construct() {
+
+        // Set the state and country to the default state and country.
+        $this->country = wpinv_default_billing_country();
+        $this->state = wpinv_get_default_state();
+
+        // Do we have an actual submission?
+        if ( isset( $_POST['getpaid_payment_form_submission'] ) ) {
+            $this->load_data( $_POST );
+        }
+    }
+
+    /**
+     * Loads submission data.
+     *
+     * @param array $data
+     */
+    public function load_data( $data ) {
 
-		// Every submission needs an active payment form.
-		if ( empty( $data['form_id'] ) ) {
-			$this->last_error = __( 'Missing payment form', 'invoicing' );
+        // Prepare submitted data...
+        $data = wp_unslash( $data );
+
+        // Fitter the data.
+        $data = apply_filters( 'getpaid_submission_data', $data, $this );
+
+        $this->data = $data;
+
+        $this->id = md5( wp_json_encode( $data ) );
+
+        // Every submission needs an active payment form.
+        if ( empty( $data['form_id'] ) ) {
+            $this->last_error = __( 'Missing payment form', 'invoicing' );
             return;
-		}
+        }
 
-		// Fetch the payment form.
-		$form = new GetPaid_Payment_Form( $data['form_id'] );
+        // Fetch the payment form.
+        $form = new GetPaid_Payment_Form( $data['form_id'] );
 
-		if ( ! $form->is_active() ) {
-			$this->last_error = __( 'Payment form not active', 'invoicing' );
-			return;
-		}
+        if ( ! $form->is_active() ) {
+            $this->last_error = __( 'Payment form not active', 'invoicing' );
+            return;
+        }
 
-		// Fetch the payment form.
-		$this->payment_form = $form;
+        // Fetch the payment form.
+        $this->payment_form = $form;
 
-		// For existing invoices, make sure that it is valid.
+        // For existing invoices, make sure that it is valid.
         if ( ! empty( $data['invoice_id'] ) ) {
             $invoice = wpinv_get_invoice( $data['invoice_id'] );
 
             if ( empty( $invoice ) ) {
-				$this->last_error = __( 'Invalid invoice', 'invoicing' );
+                $this->last_error = __( 'Invalid invoice', 'invoicing' );
                 return;
             }
 
-			$this->payment_form->set_items( $invoice->cart_details );
+            $this->payment_form->set_items( $invoice->cart_details );
 
-			$this->country = $invoice->country;
-			$this->state = $invoice->state;
+            $this->country = $invoice->country;
+            $this->state = $invoice->state;
 
-		// Default forms do not have items.
+        // Default forms do not have items.
         } else if ( $form->is_default() && isset( $data['form_items'] ) ) {
-			$this->payment_form->set_items( $data['form_items'] );
-		}
-
-		// User's country.
-		if ( ! empty( $data['wpinv_country'] ) ) {
-			$this->country = $data['wpinv_country'];
-		}
-
-		// User's state.
-		if ( ! empty( $data['wpinv_state'] ) ) {
-			$this->country = $data['wpinv_state'];
-		}
-
-		// Handle discounts.
-		$this->maybe_prepare_discount();
-
-		// Handle items.
-		$selected_items = array();
-		if ( ! empty( $data['getpaid-items'] ) ) {
-			$selected_items = wpinv_clean( $data['getpaid-items'] );
-		}
-
-		foreach ( $this->payment_form->get_items() as $item ) {
-
-			// Continue if this is an optional item and it has not been selected.
-			if ( ! $item->is_required() && ! isset( $selected_items[ $item->get_id() ] ) ) {
-				continue;
-			}
-
-			// (maybe) let customers change the quantities and prices.
-			if ( isset( $selected_items[ $item->get_id() ] ) ) {
-
-				// Maybe change the quantities.
-				if ( $item->allows_quantities() && is_numeric( $selected_items[ $item->get_id() ]['quantity'] ) ) {
-					$item->set_quantity( (int) $selected_items[ $item->get_id() ]['quantity'] );
-				}
-
-				// Maybe change the price.
-				if ( $item->user_can_set_their_price() ) {
-					$price = (float) wpinv_sanitize_amount( $selected_items[ $item->get_id() ]['price'] );
-
-					// But don't get lower than the minimum price.
-					if ( $price < $item->get_minimum_price() ) {
-						$price = $item->get_minimum_price();
-					}
-
-					$item->set_price( $price );
-
-				}
-
-			}
-
-			// Add the item to the form.
-			$this->add_item( $item );
-
-		}
-
-		// Fired when we are done processing a submission.
-		do_action( 'getpaid_process_submission', $this );
-
-		// Remove invalid discount.
-		$this->maybe_remove_discount();
-
-	}
-
-    /**
-	 * Returns the payment form.
-	 *
-	 * @since 1.0.19
-	 * @return GetPaid_Payment_Form
-	 */
-	public function get_payment_form() {
-		return $this->payment_form;
-	}
-
-	/**
-	 * Returns the associated invoice.
-	 *
-	 * @since 1.0.19
-	 * @return WPInv_Invoice
-	 */
-	public function get_invoice() {
-		return $this->invoice;
-	}
-
-	/**
-	 * Checks whether there is an invoice associated with this submission.
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
-	public function has_invoice() {
-		return ! empty( $this->invoice );
-	}
+            $this->payment_form->set_items( $data['form_items'] );
+        }
+
+        // User's country.
+        if ( ! empty( $data['wpinv_country'] ) ) {
+            $this->country = $data['wpinv_country'];
+        }
+
+        // User's state.
+        if ( ! empty( $data['wpinv_state'] ) ) {
+            $this->country = $data['wpinv_state'];
+        }
+
+        // Handle discounts.
+        $this->maybe_prepare_discount();
+
+        // Handle items.
+        $selected_items = array();
+        if ( ! empty( $data['getpaid-items'] ) ) {
+            $selected_items = wpinv_clean( $data['getpaid-items'] );
+        }
+
+        foreach ( $this->payment_form->get_items() as $item ) {
+
+            // Continue if this is an optional item and it has not been selected.
+            if ( ! $item->is_required() && ! isset( $selected_items[ $item->get_id() ] ) ) {
+                continue;
+            }
+
+            // (maybe) let customers change the quantities and prices.
+            if ( isset( $selected_items[ $item->get_id() ] ) ) {
+
+                // Maybe change the quantities.
+                if ( $item->allows_quantities() && is_numeric( $selected_items[ $item->get_id() ]['quantity'] ) ) {
+                    $item->set_quantity( (int) $selected_items[ $item->get_id() ]['quantity'] );
+                }
+
+                // Maybe change the price.
+                if ( $item->user_can_set_their_price() ) {
+                    $price = (float) wpinv_sanitize_amount( $selected_items[ $item->get_id() ]['price'] );
+
+                    // But don't get lower than the minimum price.
+                    if ( $price < $item->get_minimum_price() ) {
+                        $price = $item->get_minimum_price();
+                    }
+
+                    $item->set_price( $price );
+
+                }
+
+            }
+
+            // Add the item to the form.
+            $this->add_item( $item );
+
+        }
+
+        // Fired when we are done processing a submission.
+        do_action( 'getpaid_process_submission', $this );
+
+        // Remove invalid discount.
+        $this->maybe_remove_discount();
+
+    }
+
+    /**
+     * Returns the payment form.
+     *
+     * @since 1.0.19
+     * @return GetPaid_Payment_Form
+     */
+    public function get_payment_form() {
+        return $this->payment_form;
+    }
+
+    /**
+     * Returns the associated invoice.
+     *
+     * @since 1.0.19
+     * @return WPInv_Invoice
+     */
+    public function get_invoice() {
+        return $this->invoice;
+    }
+
+    /**
+     * Checks whether there is an invoice associated with this submission.
+     *
+     * @since 1.0.19
+     * @return bool
+     */
+    public function has_invoice() {
+        return ! empty( $this->invoice );
+    }
 	
-	/**
-	 * Returns the appropriate currency for the submission.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_currency() {
-		if ( $this->has_invoice() ) {
-			return $this->invoice->get_currency();
-		}
-		return wpinv_get_currency();
-    }
-
-    /**
-	 * Returns the raw submission data.
-	 *
-	 * @since 1.0.19
-	 * @return array
-	 */
-	public function get_data() {
-		return $this->data;
-	}
-
-	/**
-	 * Checks if a required field is set.
-	 *
-	 * @since 1.0.19
-	 */
-	public function is_required_field_set( $field ) {
-		return empty( $field['required'] ) || ! empty( $this->data[ $field['id'] ] );
-	}
-
-	///////// Items //////////////
-
-	/**
-	 * Adds an item to the submission.
-	 *
-	 * @since 1.0.19
-	 * @param GetPaid_Form_Item $item
-	 */
-	public function add_item( $item ) {
-
-		// Make sure that it is available for purchase.
-		if ( ! $item->can_purchase() ) {
-			return;
-		}
-
-		// Do we have a recurring item?
-		if ( $item->is_recurring() ) {
-			$this->has_recurring = true;
-		}
-
-		$this->items[ $item->get_id() ] = $item;
-
-		$this->subtotal_amount += $item->get_sub_total();
-
-		$this->process_item_discount( $item );
-
-		$this->process_item_tax( $item );
-	}
-
-	/**
-	 * Retrieves a specific item.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_item( $item_id ) {
-		return isset( $this->items[ $item_id ] ) ? $this->items[ $item_id ] : null;
-	}
-
-	/**
-	 * Returns all items.
-	 *
-	 * @since 1.0.19
-	 * @return GetPaid_Form_Item[]
-	 */
-	public function get_items() {
-		return $this->items;
-	}
-
-	///////// TAXES //////////////
-
-	/**
-	 * Adds a tax to the submission.
-	 *
-	 * @since 1.0.19
-	 */
-	public function add_tax( $name, $amount ) {
-		$amount = (float) wpinv_sanitize_amount( $amount );
-
-		$this->total_tax_amount += $amount;
-
-		if ( isset( $this->taxes[ $name ] ) ) {
-			$this->taxes[ $name ] += $amount;
-		} else {
-			$this->taxes[ $name ] = $amount;
-		}
-
-	}
-
-	/**
-	 * Whether or not we'll use taxes for the submission.
-	 *
-	 * @since 1.0.19
-	 */
-	public function use_taxes() {
-
-		$use_taxes = wpinv_use_taxes();
-
-		if ( $this->has_invoice() && $this->invoice->disable_taxes ) {
-			$use_taxes = false;
-		}
-
-		return apply_filters( 'getpaid_submission_use_taxes', $use_taxes, $this );
-
-	}
-
-	/**
-	 * Maybe process tax.
-	 *
-	 * @since 1.0.19 
-	 * @param GetPaid_Form_Item $item
-	 */
-	public function process_item_tax( $item ) {
-
-		// Abort early if we're not using taxes.
-		if ( ! $this->use_taxes() ) {
-			return;
-		}
-
-		$rate  = wpinv_get_tax_rate( $this->country, $this->state, $item->get_id() );
-		$price = $item->get_sub_total();
-
-		if ( wpinv_prices_include_tax() ) {
-			$item_tax = $price - ( $price - $price * $rate * 0.01 );
-		} else {
-			$item_tax = $price * $rate * 0.01;
-		}
-
-		$this->add_tax( 'Tax', $item_tax );
-
-	}
-
-	/**
-	 * Returns the total tax amount.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_total_tax() {
-		return $this->total_tax_amount;
-	}
-
-	/**
-	 * Retrieves a specific tax.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_tax( $name ) {
-		return isset( $this->taxes[ $name ] ) ? $this->taxes[ $name ] : 0;
-	}
-
-	/**
-	 * Returns all taxes.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_taxes() {
-		return $this->taxes;
-	}
-
-	///////// DISCOUNTS //////////////
-
-	/**
-	 * Adds a discount to the submission.
-	 *
-	 * @since 1.0.19
-	 */
-	public function add_discount( $name, $amount ) {
-		$amount = wpinv_sanitize_amount( $amount );
-
-		$this->total_discount_amount += $amount;
-
-		if ( isset( $this->discounts[ $name ] ) ) {
-			$this->discounts[ $name ] += $amount;
-		} else {
-			$this->discounts[ $name ] = $amount;
-		}
-
-	}
-
-	/**
-	 * Removes a discount from the submission.
-	 *
-	 * @since 1.0.19
-	 */
-	public function remove_discount( $name ) {
-
-		if ( isset( $this->discounts[ $name ] ) ) {
-			$this->total_discount_amount -= $this->discounts[ $name ];
-			unset( $this->discounts[ $name ] );
-		}
-
-	}
-
-	/**
-	 * Checks whether there is a discount code associated with this submission.
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
-	public function has_discount_code() {
-		return ! empty( $this->discount );
-	}
-
-	/**
-	 * Returns the discount code.
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
-	public function get_discount_code() {
-		return $this->has_discount_code() ? $this->discount->code : '';
-	}
-
-	/**
-	 * Prepares an item discount.
-	 *
-	 * @since 1.0.19
-	 */
-	public function maybe_prepare_discount() {
-
-		// Do we have a discount?
-		if ( empty( $this->data['discount'] ) ) {
-			return;
-		}
-
-		// Fetch the discount.
-		$discount = wpinv_get_discount_obj( $this->data['discount'] );
-
-		// Ensure it is active.
+    /**
+     * Returns the appropriate currency for the submission.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_currency() {
+        if ( $this->has_invoice() ) {
+            return $this->invoice->get_currency();
+        }
+        return wpinv_get_currency();
+    }
+
+    /**
+     * Returns the raw submission data.
+     *
+     * @since 1.0.19
+     * @return array
+     */
+    public function get_data() {
+        return $this->data;
+    }
+
+    /**
+     * Checks if a required field is set.
+     *
+     * @since 1.0.19
+     */
+    public function is_required_field_set( $field ) {
+        return empty( $field['required'] ) || ! empty( $this->data[ $field['id'] ] );
+    }
+
+    ///////// Items //////////////
+
+    /**
+     * Adds an item to the submission.
+     *
+     * @since 1.0.19
+     * @param GetPaid_Form_Item $item
+     */
+    public function add_item( $item ) {
+
+        // Make sure that it is available for purchase.
+        if ( ! $item->can_purchase() ) {
+            return;
+        }
+
+        // Do we have a recurring item?
+        if ( $item->is_recurring() ) {
+            $this->has_recurring = true;
+        }
+
+        $this->items[ $item->get_id() ] = $item;
+
+        $this->subtotal_amount += $item->get_sub_total();
+
+        $this->process_item_discount( $item );
+
+        $this->process_item_tax( $item );
+    }
+
+    /**
+     * Retrieves a specific item.
+     *
+     * @since 1.0.19
+     */
+    public function get_item( $item_id ) {
+        return isset( $this->items[ $item_id ] ) ? $this->items[ $item_id ] : null;
+    }
+
+    /**
+     * Returns all items.
+     *
+     * @since 1.0.19
+     * @return GetPaid_Form_Item[]
+     */
+    public function get_items() {
+        return $this->items;
+    }
+
+    ///////// TAXES //////////////
+
+    /**
+     * Adds a tax to the submission.
+     *
+     * @since 1.0.19
+     */
+    public function add_tax( $name, $amount ) {
+        $amount = (float) wpinv_sanitize_amount( $amount );
+
+        $this->total_tax_amount += $amount;
+
+        if ( isset( $this->taxes[ $name ] ) ) {
+            $this->taxes[ $name ] += $amount;
+        } else {
+            $this->taxes[ $name ] = $amount;
+        }
+
+    }
+
+    /**
+     * Whether or not we'll use taxes for the submission.
+     *
+     * @since 1.0.19
+     */
+    public function use_taxes() {
+
+        $use_taxes = wpinv_use_taxes();
+
+        if ( $this->has_invoice() && $this->invoice->disable_taxes ) {
+            $use_taxes = false;
+        }
+
+        return apply_filters( 'getpaid_submission_use_taxes', $use_taxes, $this );
+
+    }
+
+    /**
+     * Maybe process tax.
+     *
+     * @since 1.0.19 
+     * @param GetPaid_Form_Item $item
+     */
+    public function process_item_tax( $item ) {
+
+        // Abort early if we're not using taxes.
+        if ( ! $this->use_taxes() ) {
+            return;
+        }
+
+        $rate  = wpinv_get_tax_rate( $this->country, $this->state, $item->get_id() );
+        $price = $item->get_sub_total();
+
+        if ( wpinv_prices_include_tax() ) {
+            $item_tax = $price - ( $price - $price * $rate * 0.01 );
+        } else {
+            $item_tax = $price * $rate * 0.01;
+        }
+
+        $this->add_tax( 'Tax', $item_tax );
+
+    }
+
+    /**
+     * Returns the total tax amount.
+     *
+     * @since 1.0.19
+     */
+    public function get_total_tax() {
+        return $this->total_tax_amount;
+    }
+
+    /**
+     * Retrieves a specific tax.
+     *
+     * @since 1.0.19
+     */
+    public function get_tax( $name ) {
+        return isset( $this->taxes[ $name ] ) ? $this->taxes[ $name ] : 0;
+    }
+
+    /**
+     * Returns all taxes.
+     *
+     * @since 1.0.19
+     */
+    public function get_taxes() {
+        return $this->taxes;
+    }
+
+    ///////// DISCOUNTS //////////////
+
+    /**
+     * Adds a discount to the submission.
+     *
+     * @since 1.0.19
+     */
+    public function add_discount( $name, $amount ) {
+        $amount = wpinv_sanitize_amount( $amount );
+
+        $this->total_discount_amount += $amount;
+
+        if ( isset( $this->discounts[ $name ] ) ) {
+            $this->discounts[ $name ] += $amount;
+        } else {
+            $this->discounts[ $name ] = $amount;
+        }
+
+    }
+
+    /**
+     * Removes a discount from the submission.
+     *
+     * @since 1.0.19
+     */
+    public function remove_discount( $name ) {
+
+        if ( isset( $this->discounts[ $name ] ) ) {
+            $this->total_discount_amount -= $this->discounts[ $name ];
+            unset( $this->discounts[ $name ] );
+        }
+
+    }
+
+    /**
+     * Checks whether there is a discount code associated with this submission.
+     *
+     * @since 1.0.19
+     * @return bool
+     */
+    public function has_discount_code() {
+        return ! empty( $this->discount );
+    }
+
+    /**
+     * Returns the discount code.
+     *
+     * @since 1.0.19
+     * @return bool
+     */
+    public function get_discount_code() {
+        return $this->has_discount_code() ? $this->discount->code : '';
+    }
+
+    /**
+     * Prepares an item discount.
+     *
+     * @since 1.0.19
+     */
+    public function maybe_prepare_discount() {
+
+        // Do we have a discount?
+        if ( empty( $this->data['discount'] ) ) {
+            return;
+        }
+
+        // Fetch the discount.
+        $discount = wpinv_get_discount_obj( $this->data['discount'] );
+
+        // Ensure it is active.
         if ( ! $discount->exists() || ! $discount->is_active() || ! $discount->has_started() || $discount->is_expired() ) {
-			$this->is_discount_valid = false;
-			$this->last_error = __( 'Invalid or expired discount code', 'invoicing' );
-			return;
-		}
-
-		// For single use discounts...
-		if ( $discount->is_single_use ) {
-
-			if ( ! $this->has_billing_email() ) {
-				$this->is_discount_valid = false;
-				$this->last_error = __( 'You need to enter your billing email before applying this discount', 'invoicing' );
-				return;
-			}
-
-			if ( ! $discount->is_valid_for_user( $this->get_billing_email() ) ) {
-				$this->is_discount_valid = false;
-				$this->last_error = __( 'You have already used this discount', 'invoicing' );
-				return;
-			}
-		}
-
-		// Set the discount.
-		$this->discount = $discount;
-
-	}
-
-	/**
-	 * Removes an invalid discount code.
-	 *
-	 * @since 1.0.19
-	 */
-	public function maybe_remove_discount() {
-
-		// Do we have a discount?
-		if ( empty( $this->has_discount_code() ) ) {
-			return;
-		}
-
-		// Fetch the discount amount.
-		$amount = $this->get_discount( 'Discount' );
-
-		// Abort early if this is a "zero" discount.
-		if ( empty( $amount ) ) {
-			return;
-		}
-
-		$total = $this->subtotal_amount + $this->get_total_fees() + $this->get_total_tax();
-
-		if ( ! $this->discount->is_minimum_amount_met( $total ) ) {
-			$this->is_discount_valid = false;
+            $this->is_discount_valid = false;
+            $this->last_error = __( 'Invalid or expired discount code', 'invoicing' );
+            return;
+        }
+
+        // For single use discounts...
+        if ( $discount->is_single_use ) {
+
+            if ( ! $this->has_billing_email() ) {
+                $this->is_discount_valid = false;
+                $this->last_error = __( 'You need to enter your billing email before applying this discount', 'invoicing' );
+                return;
+            }
+
+            if ( ! $discount->is_valid_for_user( $this->get_billing_email() ) ) {
+                $this->is_discount_valid = false;
+                $this->last_error = __( 'You have already used this discount', 'invoicing' );
+                return;
+            }
+        }
+
+        // Set the discount.
+        $this->discount = $discount;
+
+    }
+
+    /**
+     * Removes an invalid discount code.
+     *
+     * @since 1.0.19
+     */
+    public function maybe_remove_discount() {
+
+        // Do we have a discount?
+        if ( empty( $this->has_discount_code() ) ) {
+            return;
+        }
+
+        // Fetch the discount amount.
+        $amount = $this->get_discount( 'Discount' );
+
+        // Abort early if this is a "zero" discount.
+        if ( empty( $amount ) ) {
+            return;
+        }
+
+        $total = $this->subtotal_amount + $this->get_total_fees() + $this->get_total_tax();
+
+        if ( ! $this->discount->is_minimum_amount_met( $total ) ) {
+            $this->is_discount_valid = false;
             $min = wpinv_price( wpinv_format_amount( $$this->discount->min_total ) );
-			$this->last_error = sprintf( __( 'The minimum total for using this discount is %s', 'invoicing' ), $min );
+            $this->last_error = sprintf( __( 'The minimum total for using this discount is %s', 'invoicing' ), $min );
         }
 
         if ( ! $$this->discount->is_maximum_amount_met( $total ) ) {
-			$this->is_discount_valid = false;
+            $this->is_discount_valid = false;
             $max = wpinv_price( wpinv_format_amount( $$this->discount->max_total ) );
-			$this->last_error = sprintf( __( 'The maximum total for using this discount is %s', 'invoicing' ), $max );
-		}
-
-		if ( ! $this->is_discount_valid ) {
-			$this->discount = null;
-			$this->remove_discount( 'Discount' );
-		}
-
-    }
-
-	/**
-	 * Maybe process discount.
-	 *
-	 * @since 1.0.19
-	 * @param GetPaid_Form_Item $item
-	 */
-	public function process_item_discount( $item ) {
-
-		// Abort early if there is no discount.
-		if ( ! $this->has_discount_code() ) {
-			return;
-		}
-
-		// Ensure that it is valid for this item.
-		if ( ! $this->discount->is_valid_for_items( array( $item->get_id() ) ) ) {
-			return;
-		}
-
-		// Fetch the discounted amount.
-		$discount = $this->discount->get_discounted_amount( $item->get_price() * $item->get_qantity() );
-
-		$this->add_discount( 'Discount', $discount );
-
-	}
-
-	/**
-	 * Returns the total discount amount.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_total_discount() {
-		return $this->total_discount_amount;
-	}
-
-	/**
-	 * Gets a specific discount.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_discount( $name ) {
-		return isset( $this->discounts[ $name ] ) ? $this->discounts[ $name ] : 0;
-	}
-
-	/**
-	 * Returns all discounts.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_discounts() {
-		return $this->discounts;
-	}
-
-	///////// FEES //////////////
-
-	/**
-	 * Adds a fee to the submission.
-	 *
-	 * @since 1.0.19
-	 */
-	public function add_fee( $name, $amount ) {
-		$amount = wpinv_sanitize_amount( $amount );
-
-		$this->total_fees_amount += $amount;
-
-		if ( isset( $this->fees[ $name ] ) ) {
-			$this->fees[ $name ] += $amount;
-		} else {
-			$this->fees[ $name ] = $amount;
-		}
-
-	}
-
-	/**
-	 * Returns the total fees amount.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_total_fees() {
-		return $this->total_fees_amount;
-	}
-
-	/**
-	 * Retrieves a specific fee.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_fee( $name ) {
-		return isset( $this->fees[ $name ] ) ? $this->fees[ $name ] : 0;
-	}
-
-	/**
-	 * Returns all fees.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_fees() {
-		return $this->fees;
-	}
-
-	// MISC //
-
-	/**
-	 * Returns the total amount to collect for this submission.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_total() {
-		$total = $this->subtotal_amount + $this->get_total_fees() - $this->get_total_discount() + $this->get_total_tax();
-		$total = apply_filters( 'getpaid_get_submission_total_amount', $total, $this  );
-		return wpinv_sanitize_amount( $total );
-	}
-
-	/**
-	 * Whether payment details should be collected for this submission.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_payment_details() {
-		$collect = $this->subtotal_amount + $this->get_total_fees() - $this->get_total_discount() + $this->get_total_tax();
-
-		if ( $this->has_recurring ) {
-			$collect = true;
-		}
-
-		$collect = apply_filters( 'getpaid_submission_collect_payment_details', $collect, $this  );
-		return $collect;
-	}
-
-	/**
-	 * Returns the billing email of the user.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_billing_email() {
-		$billing_email = empty( $this->data['billing_email'] ) ? '' : $this->data['billing_email'];
-		return apply_filters( 'getpaid_get_submission_billing_email', $billing_email, $this  );
-	}
-
-	/**
-	 * Checks if the submitter has a billing email.
-	 *
-	 * @since 1.0.19
-	 */
-	public function has_billing_email() {
-		$billing_email = $this->get_billing_email();
-		return ! empty( $billing_email );
-	}
+            $this->last_error = sprintf( __( 'The maximum total for using this discount is %s', 'invoicing' ), $max );
+        }
+
+        if ( ! $this->is_discount_valid ) {
+            $this->discount = null;
+            $this->remove_discount( 'Discount' );
+        }
+
+    }
+
+    /**
+     * Maybe process discount.
+     *
+     * @since 1.0.19
+     * @param GetPaid_Form_Item $item
+     */
+    public function process_item_discount( $item ) {
+
+        // Abort early if there is no discount.
+        if ( ! $this->has_discount_code() ) {
+            return;
+        }
+
+        // Ensure that it is valid for this item.
+        if ( ! $this->discount->is_valid_for_items( array( $item->get_id() ) ) ) {
+            return;
+        }
+
+        // Fetch the discounted amount.
+        $discount = $this->discount->get_discounted_amount( $item->get_price() * $item->get_qantity() );
+
+        $this->add_discount( 'Discount', $discount );
+
+    }
+
+    /**
+     * Returns the total discount amount.
+     *
+     * @since 1.0.19
+     */
+    public function get_total_discount() {
+        return $this->total_discount_amount;
+    }
+
+    /**
+     * Gets a specific discount.
+     *
+     * @since 1.0.19
+     */
+    public function get_discount( $name ) {
+        return isset( $this->discounts[ $name ] ) ? $this->discounts[ $name ] : 0;
+    }
+
+    /**
+     * Returns all discounts.
+     *
+     * @since 1.0.19
+     */
+    public function get_discounts() {
+        return $this->discounts;
+    }
+
+    ///////// FEES //////////////
+
+    /**
+     * Adds a fee to the submission.
+     *
+     * @since 1.0.19
+     */
+    public function add_fee( $name, $amount ) {
+        $amount = wpinv_sanitize_amount( $amount );
+
+        $this->total_fees_amount += $amount;
+
+        if ( isset( $this->fees[ $name ] ) ) {
+            $this->fees[ $name ] += $amount;
+        } else {
+            $this->fees[ $name ] = $amount;
+        }
+
+    }
+
+    /**
+     * Returns the total fees amount.
+     *
+     * @since 1.0.19
+     */
+    public function get_total_fees() {
+        return $this->total_fees_amount;
+    }
+
+    /**
+     * Retrieves a specific fee.
+     *
+     * @since 1.0.19
+     */
+    public function get_fee( $name ) {
+        return isset( $this->fees[ $name ] ) ? $this->fees[ $name ] : 0;
+    }
+
+    /**
+     * Returns all fees.
+     *
+     * @since 1.0.19
+     */
+    public function get_fees() {
+        return $this->fees;
+    }
+
+    // MISC //
+
+    /**
+     * Returns the total amount to collect for this submission.
+     *
+     * @since 1.0.19
+     */
+    public function get_total() {
+        $total = $this->subtotal_amount + $this->get_total_fees() - $this->get_total_discount() + $this->get_total_tax();
+        $total = apply_filters( 'getpaid_get_submission_total_amount', $total, $this  );
+        return wpinv_sanitize_amount( $total );
+    }
+
+    /**
+     * Whether payment details should be collected for this submission.
+     *
+     * @since 1.0.19
+     */
+    public function get_payment_details() {
+        $collect = $this->subtotal_amount + $this->get_total_fees() - $this->get_total_discount() + $this->get_total_tax();
+
+        if ( $this->has_recurring ) {
+            $collect = true;
+        }
+
+        $collect = apply_filters( 'getpaid_submission_collect_payment_details', $collect, $this  );
+        return $collect;
+    }
+
+    /**
+     * Returns the billing email of the user.
+     *
+     * @since 1.0.19
+     */
+    public function get_billing_email() {
+        $billing_email = empty( $this->data['billing_email'] ) ? '' : $this->data['billing_email'];
+        return apply_filters( 'getpaid_get_submission_billing_email', $billing_email, $this  );
+    }
+
+    /**
+     * Checks if the submitter has a billing email.
+     *
+     * @since 1.0.19
+     */
+    public function has_billing_email() {
+        $billing_email = $this->get_billing_email();
+        return ! empty( $billing_email );
+    }
 
 }

Spacing +112 added lines, -112 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
 	exit;
 }
 
@@ -147,8 +147,8 @@ 
 		$this->state = wpinv_get_default_state();
 
 		// Do we have an actual submission?
-		if ( isset( $_POST['getpaid_payment_form_submission'] ) ) {
-			$this->load_data( $_POST );
+		if (isset($_POST['getpaid_payment_form_submission'])) {
+			$this->load_data($_POST);
 		}
 	}
 
@@ -157,29 +157,29 @@ 
 	 *
 	 * @param array $data
 	 */
-	public function load_data( $data ) {
+	public function load_data($data) {
 
 		// Prepare submitted data...
-		$data = wp_unslash( $data );
+		$data = wp_unslash($data);
 
 		// Fitter the data.
-		$data = apply_filters( 'getpaid_submission_data', $data, $this );
+		$data = apply_filters('getpaid_submission_data', $data, $this);
 
 		$this->data = $data;
 
-		$this->id = md5( wp_json_encode( $data ) );
+		$this->id = md5(wp_json_encode($data));
 
 		// Every submission needs an active payment form.
-		if ( empty( $data['form_id'] ) ) {
-			$this->last_error = __( 'Missing payment form', 'invoicing' );
+		if (empty($data['form_id'])) {
+			$this->last_error = __('Missing payment form', 'invoicing');
             return;
 		}
 
 		// Fetch the payment form.
-		$form = new GetPaid_Payment_Form( $data['form_id'] );
+		$form = new GetPaid_Payment_Form($data['form_id']);
 
-		if ( ! $form->is_active() ) {
-			$this->last_error = __( 'Payment form not active', 'invoicing' );
+		if (!$form->is_active()) {
+			$this->last_error = __('Payment form not active', 'invoicing');
 			return;
 		}
 
@@ -187,31 +187,31 @@ 
 		$this->payment_form = $form;
 
 		// For existing invoices, make sure that it is valid.
-        if ( ! empty( $data['invoice_id'] ) ) {
-            $invoice = wpinv_get_invoice( $data['invoice_id'] );
+        if (!empty($data['invoice_id'])) {
+            $invoice = wpinv_get_invoice($data['invoice_id']);
 
-            if ( empty( $invoice ) ) {
-				$this->last_error = __( 'Invalid invoice', 'invoicing' );
+            if (empty($invoice)) {
+				$this->last_error = __('Invalid invoice', 'invoicing');
                 return;
             }
 
-			$this->payment_form->set_items( $invoice->cart_details );
+			$this->payment_form->set_items($invoice->cart_details);
 
 			$this->country = $invoice->country;
 			$this->state = $invoice->state;
 
 		// Default forms do not have items.
-        } else if ( $form->is_default() && isset( $data['form_items'] ) ) {
-			$this->payment_form->set_items( $data['form_items'] );
+        } else if ($form->is_default() && isset($data['form_items'])) {
+			$this->payment_form->set_items($data['form_items']);
 		}
 
 		// User's country.
-		if ( ! empty( $data['wpinv_country'] ) ) {
+		if (!empty($data['wpinv_country'])) {
 			$this->country = $data['wpinv_country'];
 		}
 
 		// User's state.
-		if ( ! empty( $data['wpinv_state'] ) ) {
+		if (!empty($data['wpinv_state'])) {
 			$this->country = $data['wpinv_state'];
 		}
 
@@ -220,47 +220,47 @@ 
 
 		// Handle items.
 		$selected_items = array();
-		if ( ! empty( $data['getpaid-items'] ) ) {
-			$selected_items = wpinv_clean( $data['getpaid-items'] );
+		if (!empty($data['getpaid-items'])) {
+			$selected_items = wpinv_clean($data['getpaid-items']);
 		}
 
-		foreach ( $this->payment_form->get_items() as $item ) {
+		foreach ($this->payment_form->get_items() as $item) {
 
 			// Continue if this is an optional item and it has not been selected.
-			if ( ! $item->is_required() && ! isset( $selected_items[ $item->get_id() ] ) ) {
+			if (!$item->is_required() && !isset($selected_items[$item->get_id()])) {
 				continue;
 			}
 
 			// (maybe) let customers change the quantities and prices.
-			if ( isset( $selected_items[ $item->get_id() ] ) ) {
+			if (isset($selected_items[$item->get_id()])) {
 
 				// Maybe change the quantities.
-				if ( $item->allows_quantities() && is_numeric( $selected_items[ $item->get_id() ]['quantity'] ) ) {
-					$item->set_quantity( (int) $selected_items[ $item->get_id() ]['quantity'] );
+				if ($item->allows_quantities() && is_numeric($selected_items[$item->get_id()]['quantity'])) {
+					$item->set_quantity((int) $selected_items[$item->get_id()]['quantity']);
 				}
 
 				// Maybe change the price.
-				if ( $item->user_can_set_their_price() ) {
-					$price = (float) wpinv_sanitize_amount( $selected_items[ $item->get_id() ]['price'] );
+				if ($item->user_can_set_their_price()) {
+					$price = (float) wpinv_sanitize_amount($selected_items[$item->get_id()]['price']);
 
 					// But don't get lower than the minimum price.
-					if ( $price < $item->get_minimum_price() ) {
+					if ($price < $item->get_minimum_price()) {
 						$price = $item->get_minimum_price();
 					}
 
-					$item->set_price( $price );
+					$item->set_price($price);
 
 				}
 
 			}
 
 			// Add the item to the form.
-			$this->add_item( $item );
+			$this->add_item($item);
 
 		}
 
 		// Fired when we are done processing a submission.
-		do_action( 'getpaid_process_submission', $this );
+		do_action('getpaid_process_submission', $this);
 
 		// Remove invalid discount.
 		$this->maybe_remove_discount();
@@ -294,7 +294,7 @@ 
 	 * @return bool
 	 */
 	public function has_invoice() {
-		return ! empty( $this->invoice );
+		return !empty($this->invoice);
 	}
 	
 	/**
@@ -304,7 +304,7 @@ 
 	 * @return string
 	 */
 	public function get_currency() {
-		if ( $this->has_invoice() ) {
+		if ($this->has_invoice()) {
 			return $this->invoice->get_currency();
 		}
 		return wpinv_get_currency();
@@ -325,8 +325,8 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function is_required_field_set( $field ) {
-		return empty( $field['required'] ) || ! empty( $this->data[ $field['id'] ] );
+	public function is_required_field_set($field) {
+		return empty($field['required']) || !empty($this->data[$field['id']]);
 	}
 
 	///////// Items //////////////
@@ -337,25 +337,25 @@ 
 	 * @since 1.0.19
 	 * @param GetPaid_Form_Item $item
 	 */
-	public function add_item( $item ) {
+	public function add_item($item) {
 
 		// Make sure that it is available for purchase.
-		if ( ! $item->can_purchase() ) {
+		if (!$item->can_purchase()) {
 			return;
 		}
 
 		// Do we have a recurring item?
-		if ( $item->is_recurring() ) {
+		if ($item->is_recurring()) {
 			$this->has_recurring = true;
 		}
 
-		$this->items[ $item->get_id() ] = $item;
+		$this->items[$item->get_id()] = $item;
 
 		$this->subtotal_amount += $item->get_sub_total();
 
-		$this->process_item_discount( $item );
+		$this->process_item_discount($item);
 
-		$this->process_item_tax( $item );
+		$this->process_item_tax($item);
 	}
 
 	/**
@@ -363,8 +363,8 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function get_item( $item_id ) {
-		return isset( $this->items[ $item_id ] ) ? $this->items[ $item_id ] : null;
+	public function get_item($item_id) {
+		return isset($this->items[$item_id]) ? $this->items[$item_id] : null;
 	}
 
 	/**
@@ -384,15 +384,15 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function add_tax( $name, $amount ) {
-		$amount = (float) wpinv_sanitize_amount( $amount );
+	public function add_tax($name, $amount) {
+		$amount = (float) wpinv_sanitize_amount($amount);
 
 		$this->total_tax_amount += $amount;
 
-		if ( isset( $this->taxes[ $name ] ) ) {
-			$this->taxes[ $name ] += $amount;
+		if (isset($this->taxes[$name])) {
+			$this->taxes[$name] += $amount;
 		} else {
-			$this->taxes[ $name ] = $amount;
+			$this->taxes[$name] = $amount;
 		}
 
 	}
@@ -406,11 +406,11 @@ 
 
 		$use_taxes = wpinv_use_taxes();
 
-		if ( $this->has_invoice() && $this->invoice->disable_taxes ) {
+		if ($this->has_invoice() && $this->invoice->disable_taxes) {
 			$use_taxes = false;
 		}
 
-		return apply_filters( 'getpaid_submission_use_taxes', $use_taxes, $this );
+		return apply_filters('getpaid_submission_use_taxes', $use_taxes, $this);
 
 	}
 
@@ -420,23 +420,23 @@ 
 	 * @since 1.0.19 
 	 * @param GetPaid_Form_Item $item
 	 */
-	public function process_item_tax( $item ) {
+	public function process_item_tax($item) {
 
 		// Abort early if we're not using taxes.
-		if ( ! $this->use_taxes() ) {
+		if (!$this->use_taxes()) {
 			return;
 		}
 
-		$rate  = wpinv_get_tax_rate( $this->country, $this->state, $item->get_id() );
+		$rate  = wpinv_get_tax_rate($this->country, $this->state, $item->get_id());
 		$price = $item->get_sub_total();
 
-		if ( wpinv_prices_include_tax() ) {
-			$item_tax = $price - ( $price - $price * $rate * 0.01 );
+		if (wpinv_prices_include_tax()) {
+			$item_tax = $price - ($price - $price * $rate * 0.01);
 		} else {
 			$item_tax = $price * $rate * 0.01;
 		}
 
-		$this->add_tax( 'Tax', $item_tax );
+		$this->add_tax('Tax', $item_tax);
 
 	}
 
@@ -454,8 +454,8 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function get_tax( $name ) {
-		return isset( $this->taxes[ $name ] ) ? $this->taxes[ $name ] : 0;
+	public function get_tax($name) {
+		return isset($this->taxes[$name]) ? $this->taxes[$name] : 0;
 	}
 
 	/**
@@ -474,15 +474,15 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function add_discount( $name, $amount ) {
-		$amount = wpinv_sanitize_amount( $amount );
+	public function add_discount($name, $amount) {
+		$amount = wpinv_sanitize_amount($amount);
 
 		$this->total_discount_amount += $amount;
 
-		if ( isset( $this->discounts[ $name ] ) ) {
-			$this->discounts[ $name ] += $amount;
+		if (isset($this->discounts[$name])) {
+			$this->discounts[$name] += $amount;
 		} else {
-			$this->discounts[ $name ] = $amount;
+			$this->discounts[$name] = $amount;
 		}
 
 	}
@@ -492,11 +492,11 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function remove_discount( $name ) {
+	public function remove_discount($name) {
 
-		if ( isset( $this->discounts[ $name ] ) ) {
-			$this->total_discount_amount -= $this->discounts[ $name ];
-			unset( $this->discounts[ $name ] );
+		if (isset($this->discounts[$name])) {
+			$this->total_discount_amount -= $this->discounts[$name];
+			unset($this->discounts[$name]);
 		}
 
 	}
@@ -508,7 +508,7 @@ 
 	 * @return bool
 	 */
 	public function has_discount_code() {
-		return ! empty( $this->discount );
+		return !empty($this->discount);
 	}
 
 	/**
@@ -529,32 +529,32 @@ 
 	public function maybe_prepare_discount() {
 
 		// Do we have a discount?
-		if ( empty( $this->data['discount'] ) ) {
+		if (empty($this->data['discount'])) {
 			return;
 		}
 
 		// Fetch the discount.
-		$discount = wpinv_get_discount_obj( $this->data['discount'] );
+		$discount = wpinv_get_discount_obj($this->data['discount']);
 
 		// Ensure it is active.
-        if ( ! $discount->exists() || ! $discount->is_active() || ! $discount->has_started() || $discount->is_expired() ) {
+        if (!$discount->exists() || !$discount->is_active() || !$discount->has_started() || $discount->is_expired()) {
 			$this->is_discount_valid = false;
-			$this->last_error = __( 'Invalid or expired discount code', 'invoicing' );
+			$this->last_error = __('Invalid or expired discount code', 'invoicing');
 			return;
 		}
 
 		// For single use discounts...
-		if ( $discount->is_single_use ) {
+		if ($discount->is_single_use) {
 
-			if ( ! $this->has_billing_email() ) {
+			if (!$this->has_billing_email()) {
 				$this->is_discount_valid = false;
-				$this->last_error = __( 'You need to enter your billing email before applying this discount', 'invoicing' );
+				$this->last_error = __('You need to enter your billing email before applying this discount', 'invoicing');
 				return;
 			}
 
-			if ( ! $discount->is_valid_for_user( $this->get_billing_email() ) ) {
+			if (!$discount->is_valid_for_user($this->get_billing_email())) {
 				$this->is_discount_valid = false;
-				$this->last_error = __( 'You have already used this discount', 'invoicing' );
+				$this->last_error = __('You have already used this discount', 'invoicing');
 				return;
 			}
 		}
@@ -572,35 +572,35 @@ 
 	public function maybe_remove_discount() {
 
 		// Do we have a discount?
-		if ( empty( $this->has_discount_code() ) ) {
+		if (empty($this->has_discount_code())) {
 			return;
 		}
 
 		// Fetch the discount amount.
-		$amount = $this->get_discount( 'Discount' );
+		$amount = $this->get_discount('Discount');
 
 		// Abort early if this is a "zero" discount.
-		if ( empty( $amount ) ) {
+		if (empty($amount)) {
 			return;
 		}
 
 		$total = $this->subtotal_amount + $this->get_total_fees() + $this->get_total_tax();
 
-		if ( ! $this->discount->is_minimum_amount_met( $total ) ) {
+		if (!$this->discount->is_minimum_amount_met($total)) {
 			$this->is_discount_valid = false;
-            $min = wpinv_price( wpinv_format_amount( $$this->discount->min_total ) );
-			$this->last_error = sprintf( __( 'The minimum total for using this discount is %s', 'invoicing' ), $min );
+            $min = wpinv_price(wpinv_format_amount($$this->discount->min_total));
+			$this->last_error = sprintf(__('The minimum total for using this discount is %s', 'invoicing'), $min);
         }
 
-        if ( ! $$this->discount->is_maximum_amount_met( $total ) ) {
+        if (!$$this->discount->is_maximum_amount_met($total)) {
 			$this->is_discount_valid = false;
-            $max = wpinv_price( wpinv_format_amount( $$this->discount->max_total ) );
-			$this->last_error = sprintf( __( 'The maximum total for using this discount is %s', 'invoicing' ), $max );
+            $max = wpinv_price(wpinv_format_amount($$this->discount->max_total));
+			$this->last_error = sprintf(__('The maximum total for using this discount is %s', 'invoicing'), $max);
 		}
 
-		if ( ! $this->is_discount_valid ) {
+		if (!$this->is_discount_valid) {
 			$this->discount = null;
-			$this->remove_discount( 'Discount' );
+			$this->remove_discount('Discount');
 		}
 
     }
@@ -611,22 +611,22 @@ 
 	 * @since 1.0.19
 	 * @param GetPaid_Form_Item $item
 	 */
-	public function process_item_discount( $item ) {
+	public function process_item_discount($item) {
 
 		// Abort early if there is no discount.
-		if ( ! $this->has_discount_code() ) {
+		if (!$this->has_discount_code()) {
 			return;
 		}
 
 		// Ensure that it is valid for this item.
-		if ( ! $this->discount->is_valid_for_items( array( $item->get_id() ) ) ) {
+		if (!$this->discount->is_valid_for_items(array($item->get_id()))) {
 			return;
 		}
 
 		// Fetch the discounted amount.
-		$discount = $this->discount->get_discounted_amount( $item->get_price() * $item->get_qantity() );
+		$discount = $this->discount->get_discounted_amount($item->get_price() * $item->get_qantity());
 
-		$this->add_discount( 'Discount', $discount );
+		$this->add_discount('Discount', $discount);
 
 	}
 
@@ -644,8 +644,8 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function get_discount( $name ) {
-		return isset( $this->discounts[ $name ] ) ? $this->discounts[ $name ] : 0;
+	public function get_discount($name) {
+		return isset($this->discounts[$name]) ? $this->discounts[$name] : 0;
 	}
 
 	/**
@@ -664,15 +664,15 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function add_fee( $name, $amount ) {
-		$amount = wpinv_sanitize_amount( $amount );
+	public function add_fee($name, $amount) {
+		$amount = wpinv_sanitize_amount($amount);
 
 		$this->total_fees_amount += $amount;
 
-		if ( isset( $this->fees[ $name ] ) ) {
-			$this->fees[ $name ] += $amount;
+		if (isset($this->fees[$name])) {
+			$this->fees[$name] += $amount;
 		} else {
-			$this->fees[ $name ] = $amount;
+			$this->fees[$name] = $amount;
 		}
 
 	}
@@ -691,8 +691,8 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function get_fee( $name ) {
-		return isset( $this->fees[ $name ] ) ? $this->fees[ $name ] : 0;
+	public function get_fee($name) {
+		return isset($this->fees[$name]) ? $this->fees[$name] : 0;
 	}
 
 	/**
@@ -713,8 +713,8 @@ 
 	 */
 	public function get_total() {
 		$total = $this->subtotal_amount + $this->get_total_fees() - $this->get_total_discount() + $this->get_total_tax();
-		$total = apply_filters( 'getpaid_get_submission_total_amount', $total, $this  );
-		return wpinv_sanitize_amount( $total );
+		$total = apply_filters('getpaid_get_submission_total_amount', $total, $this);
+		return wpinv_sanitize_amount($total);
 	}
 
 	/**
@@ -725,11 +725,11 @@ 
 	public function get_payment_details() {
 		$collect = $this->subtotal_amount + $this->get_total_fees() - $this->get_total_discount() + $this->get_total_tax();
 
-		if ( $this->has_recurring ) {
+		if ($this->has_recurring) {
 			$collect = true;
 		}
 
-		$collect = apply_filters( 'getpaid_submission_collect_payment_details', $collect, $this  );
+		$collect = apply_filters('getpaid_submission_collect_payment_details', $collect, $this);
 		return $collect;
 	}
 
@@ -739,8 +739,8 @@ 
 	 * @since 1.0.19
 	 */
 	public function get_billing_email() {
-		$billing_email = empty( $this->data['billing_email'] ) ? '' : $this->data['billing_email'];
-		return apply_filters( 'getpaid_get_submission_billing_email', $billing_email, $this  );
+		$billing_email = empty($this->data['billing_email']) ? '' : $this->data['billing_email'];
+		return apply_filters('getpaid_get_submission_billing_email', $billing_email, $this);
 	}
 
 	/**
@@ -750,7 +750,7 @@ 
 	 */
 	public function has_billing_email() {
 		$billing_email = $this->get_billing_email();
-		return ! empty( $billing_email );
+		return !empty($billing_email);
 	}
 
 }

includes/class-wpinv-discount.php

Indentation +1284 added lines, -1284 removed lines

@@ -15,30 +15,30 @@ 
  */
 class WPInv_Discount extends GetPaid_Data  {
 
-	/**
-	 * Which data store to load.
-	 *
-	 * @var string
-	 */
+    /**
+     * Which data store to load.
+     *
+     * @var string
+     */
     protected $data_store_name = 'discount';
 
     /**
-	 * This is the name of this object type.
-	 *
-	 * @var string
-	 */
-	protected $object_type = 'discount';
-
-	/**
-	 * Discount Data array. This is the core item data exposed in APIs.
-	 *
-	 * @since 1.0.19
-	 * @var array
-	 */
-	protected $data = array(
-		'status'               => 'draft',
-		'version'              => '',
-		'date_created'         => null,
+     * This is the name of this object type.
+     *
+     * @var string
+     */
+    protected $object_type = 'discount';
+
+    /**
+     * Discount Data array. This is the core item data exposed in APIs.
+     *
+     * @since 1.0.19
+     * @var array
+     */
+    protected $data = array(
+        'status'               => 'draft',
+        'version'              => '',
+        'date_created'         => null,
         'date_modified'        => null,
         'name'                 => 'no-name',
         'description'          => null,
@@ -58,144 +58,144 @@ 
         'amount'               => null,
     );
 
-	/**
-	 * Stores meta in cache for future reads.
-	 *
-	 * A group must be set to to enable caching.
-	 *
-	 * @var string
-	 */
-	protected $cache_group = 'getpaid_discounts';
+    /**
+     * Stores meta in cache for future reads.
+     *
+     * A group must be set to to enable caching.
+     *
+     * @var string
+     */
+    protected $cache_group = 'getpaid_discounts';
 
     /**
      * Stores a reference to the original WP_Post object
      *
      * @var WP_Post
      */
-	protected $post = null;
-
-	/**
-	 * Get the discount if ID is passed, otherwise the discount is new and empty.
-	 *
-	 * @param int|array|string|WPInv_Discount|WP_Post $discount discount data, object, ID or code.
-	 */
-	public function __construct( $discount = 0 ) {
-		parent::__construct( $discount );
-
-		if ( is_numeric( $discount ) && 'wpi_discount' === get_post_type( $discount ) ) {
-			$this->set_id( $discount );
-		} elseif ( $discount instanceof self ) {
-			$this->set_id( $discount->get_id() );
-		} elseif ( ! empty( $discount->ID ) ) {
-			$this->set_id( $discount->ID );
-		} elseif ( is_array( $discount ) ) {
-			$this->set_props( $discount );
-
-			if ( isset( $discount['ID'] ) ) {
-				$this->set_id( $discount['ID'] );
-			}
-
-		} elseif ( is_scalar( $discount ) && $discount = self::get_discount_id_by_code( $discount ) ) {
-			$this->set_id( $discount );
-		} else {
-			$this->set_object_read( true );
-		}
+    protected $post = null;
+
+    /**
+     * Get the discount if ID is passed, otherwise the discount is new and empty.
+     *
+     * @param int|array|string|WPInv_Discount|WP_Post $discount discount data, object, ID or code.
+     */
+    public function __construct( $discount = 0 ) {
+        parent::__construct( $discount );
+
+        if ( is_numeric( $discount ) && 'wpi_discount' === get_post_type( $discount ) ) {
+            $this->set_id( $discount );
+        } elseif ( $discount instanceof self ) {
+            $this->set_id( $discount->get_id() );
+        } elseif ( ! empty( $discount->ID ) ) {
+            $this->set_id( $discount->ID );
+        } elseif ( is_array( $discount ) ) {
+            $this->set_props( $discount );
+
+            if ( isset( $discount['ID'] ) ) {
+                $this->set_id( $discount['ID'] );
+            }
+
+        } elseif ( is_scalar( $discount ) && $discount = self::get_discount_id_by_code( $discount ) ) {
+            $this->set_id( $discount );
+        } else {
+            $this->set_object_read( true );
+        }
 
         // Load the datastore.
-		$this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
+        $this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
 
-		if ( $this->get_id() > 0 ) {
+        if ( $this->get_id() > 0 ) {
             $this->post = get_post( $this->get_id() );
             $this->ID   = $this->get_id();
-			$this->data_store->read( $this );
+            $this->data_store->read( $this );
+        }
+
+    }
+
+    /**
+     * Fetch a discount from the db/cache
+     *
+     *
+     * @static
+     * @param string $field The field to query against: 'ID', 'discount_code'
+     * @param string|int $value The field value
+     * @deprecated
+     * @since 1.0.15
+     * @return array|bool array of discount details on success. False otherwise.
+     */
+    public static function get_data_by( $field, $value ) {
+
+        if ( 'id' == strtolower( $field ) ) {
+            // Make sure the value is numeric to avoid casting objects, for example,
+            // to int 1.
+            if ( ! is_numeric( $value ) )
+                return false;
+            $value = intval( $value );
+            if ( $value < 1 )
+                return false;
+        }
+
+        if ( ! $value || ! is_string( $field ) ) {
+            return false;
+        }
+
+        $field = trim( $field );
+
+        // prepare query args
+        switch ( strtolower( $field ) ) {
+            case 'id':
+                $discount_id = $value;
+                $args		 = array( 'include' => array( $value ) );
+                break;
+            case 'discount_code':
+            case 'code':
+                $value       = trim( $value );
+                $discount_id = wp_cache_get( $value, 'WPInv_Discount_Codes' );
+                $args		 = array( 'meta_key' => '_wpi_discount_code', 'meta_value' => $value );
+                break;
+            case 'name':
+                $discount_id = 0;
+                $args		 = array( 'name' => trim( $value ) );
+                break;
+            default:
+                $args		 = apply_filters( "wpinv_discount_get_data_by_{$field}_args", null, $value );
+                if ( ! is_array( $args ) ) {
+                    return apply_filters( "wpinv_discount_get_data_by_$field", false, $value );
+                }
+
+        }
+
+        // Check if there is a cached value.
+        if ( ! empty( $discount_id ) && $discount = wp_cache_get( (int) $discount_id, 'WPInv_Discounts' ) ) {
+            return $discount;
+        }
+
+        $args = array_merge(
+            $args,
+            array(
+                'post_type'      => 'wpi_discount',
+                'posts_per_page' => 1,
+                'post_status'    => array( 'publish', 'pending', 'draft', 'expired' )
+            )
+        );
+
+        $discount = get_posts( $args );
+
+        if( empty( $discount ) ) {
+            return false;
         }
 
-	}
-
-	/**
-	 * Fetch a discount from the db/cache
-	 *
-	 *
-	 * @static
-	 * @param string $field The field to query against: 'ID', 'discount_code'
-	 * @param string|int $value The field value
-	 * @deprecated
-	 * @since 1.0.15
-	 * @return array|bool array of discount details on success. False otherwise.
-	 */
-	public static function get_data_by( $field, $value ) {
-
-		if ( 'id' == strtolower( $field ) ) {
-			// Make sure the value is numeric to avoid casting objects, for example,
-			// to int 1.
-			if ( ! is_numeric( $value ) )
-				return false;
-			$value = intval( $value );
-			if ( $value < 1 )
-				return false;
-		}
-
-		if ( ! $value || ! is_string( $field ) ) {
-			return false;
-		}
-
-		$field = trim( $field );
-
-		// prepare query args
-		switch ( strtolower( $field ) ) {
-			case 'id':
-				$discount_id = $value;
-				$args		 = array( 'include' => array( $value ) );
-				break;
-			case 'discount_code':
-			case 'code':
-				$value       = trim( $value );
-				$discount_id = wp_cache_get( $value, 'WPInv_Discount_Codes' );
-				$args		 = array( 'meta_key' => '_wpi_discount_code', 'meta_value' => $value );
-				break;
-			case 'name':
-				$discount_id = 0;
-				$args		 = array( 'name' => trim( $value ) );
-				break;
-			default:
-				$args		 = apply_filters( "wpinv_discount_get_data_by_{$field}_args", null, $value );
-				if ( ! is_array( $args ) ) {
-					return apply_filters( "wpinv_discount_get_data_by_$field", false, $value );
-				}
-
-		}
-
-		// Check if there is a cached value.
-		if ( ! empty( $discount_id ) && $discount = wp_cache_get( (int) $discount_id, 'WPInv_Discounts' ) ) {
-			return $discount;
-		}
-
-		$args = array_merge(
-			$args,
-			array(
-				'post_type'      => 'wpi_discount',
-				'posts_per_page' => 1,
-				'post_status'    => array( 'publish', 'pending', 'draft', 'expired' )
-			)
-		);
-
-		$discount = get_posts( $args );
-
-		if( empty( $discount ) ) {
-			return false;
-		}
-
-		$discount = $discount[0];
-
-		// Prepare the return data.
-		$return = array(
+        $discount = $discount[0];
+
+        // Prepare the return data.
+        $return = array(
             'ID'                          => $discount->ID,
             'code'                        => get_post_meta( $discount->ID, '_wpi_discount_code', true ),
             'amount'                      => get_post_meta( $discount->ID, '_wpi_discount_amount', true ),
             'date_created'                => $discount->post_date,
-			'date_modified'               => $discount->post_modified,
-			'status'               		  => $discount->post_status,
-			'start'                  	  => get_post_meta( $discount->ID, '_wpi_discount_start', true ),
+            'date_modified'               => $discount->post_modified,
+            'status'               		  => $discount->post_status,
+            'start'                  	  => get_post_meta( $discount->ID, '_wpi_discount_start', true ),
             'expiration'                  => get_post_meta( $discount->ID, '_wpi_discount_expiration', true ),
             'type'               		  => get_post_meta( $discount->ID, '_wpi_discount_type', true ),
             'description'                 => $discount->post_excerpt,
@@ -209,77 +209,77 @@ 
             'max_total'                   => get_post_meta( $discount->ID, '_wpi_discount_max_total', true ),
         );
 
-		$return = apply_filters( 'wpinv_discount_properties', $return );
-
-		// Update the cache with our data
-		wp_cache_add( $discount->ID, $return, 'WPInv_Discounts' );
-		wp_cache_add( $return['code'], $discount->ID, 'WPInv_Discount_Codes' );
-
-		return $return;
-	}
-
-	/**
-	 * Given a discount code, it returns a discount id.
-	 *
-	 *
-	 * @static
-	 * @param string $discount_code
-	 * @since 1.0.15
-	 * @return int
-	 */
-	public static function get_discount_id_by_code( $discount_code ) {
-
-		// Trim the code.
-		$discount_code = trim( $discount_code );
-
-		// Ensure a value has been passed.
-		if ( empty( $discount_code ) ) {
-			return 0;
-		}
-
-		// Maybe retrieve from the cache.
-		$discount_id   = wp_cache_get( $discount_code, 'getpaid_discount_codes' );
-		if ( ! empty( $discount_id ) ) {
-			return $discount_id;
-		}
-
-		// Fetch the first discount codes.
-		$discounts = get_posts(
-			array(
-				'meta_key'       => '_wpi_discount_code',
-				'meta_value'     => $discount_code,
-				'post_type'      => 'wpi_discount',
-				'posts_per_page' => 1,
-				'post_status'    => array( 'publish', 'pending', 'draft', 'expired' ),
-				'fields'         => 'ids',
-			)
-		);
-
-		if ( empty( $discounts ) ) {
-			return 0;
-		}
-
-		$discount_id = $discounts[0];
-
-		// Update the cache with our data
-		wp_cache_add( get_post_meta( $discount_id, '_wpi_discount_code', true ), $discount_id, 'getpaid_discount_codes' );
-
-		return $discount_id;
-	}
-
-	/**
-	 * Magic method for checking the existence of a certain custom field.
-	 *
-	 * @since 1.0.15
-	 * @access public
-	 *
-	 * @return bool Whether the given discount field is set.
-	 */
-	public function __isset( $key ){
-		return isset( $this->data[$key] ) || method_exists( $this, "get_$key");
-	}
-
-	/*
+        $return = apply_filters( 'wpinv_discount_properties', $return );
+
+        // Update the cache with our data
+        wp_cache_add( $discount->ID, $return, 'WPInv_Discounts' );
+        wp_cache_add( $return['code'], $discount->ID, 'WPInv_Discount_Codes' );
+
+        return $return;
+    }
+
+    /**
+     * Given a discount code, it returns a discount id.
+     *
+     *
+     * @static
+     * @param string $discount_code
+     * @since 1.0.15
+     * @return int
+     */
+    public static function get_discount_id_by_code( $discount_code ) {
+
+        // Trim the code.
+        $discount_code = trim( $discount_code );
+
+        // Ensure a value has been passed.
+        if ( empty( $discount_code ) ) {
+            return 0;
+        }
+
+        // Maybe retrieve from the cache.
+        $discount_id   = wp_cache_get( $discount_code, 'getpaid_discount_codes' );
+        if ( ! empty( $discount_id ) ) {
+            return $discount_id;
+        }
+
+        // Fetch the first discount codes.
+        $discounts = get_posts(
+            array(
+                'meta_key'       => '_wpi_discount_code',
+                'meta_value'     => $discount_code,
+                'post_type'      => 'wpi_discount',
+                'posts_per_page' => 1,
+                'post_status'    => array( 'publish', 'pending', 'draft', 'expired' ),
+                'fields'         => 'ids',
+            )
+        );
+
+        if ( empty( $discounts ) ) {
+            return 0;
+        }
+
+        $discount_id = $discounts[0];
+
+        // Update the cache with our data
+        wp_cache_add( get_post_meta( $discount_id, '_wpi_discount_code', true ), $discount_id, 'getpaid_discount_codes' );
+
+        return $discount_id;
+    }
+
+    /**
+     * Magic method for checking the existence of a certain custom field.
+     *
+     * @since 1.0.15
+     * @access public
+     *
+     * @return bool Whether the given discount field is set.
+     */
+    public function __isset( $key ){
+        return isset( $this->data[$key] ) || method_exists( $this, "get_$key");
+    }
+
+    /*
 	|--------------------------------------------------------------------------
 	| CRUD methods
 	|--------------------------------------------------------------------------
@@ -294,440 +294,440 @@ 
 	|--------------------------------------------------------------------------
 	*/
 
-	/**
-	 * Get discount 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 discount 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 plugin version when the discount was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_version( $context = 'view' ) {
-		return $this->get_prop( 'version', $context );
+     * Get plugin version when the discount was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_version( $context = 'view' ) {
+        return $this->get_prop( 'version', $context );
     }
 
     /**
-	 * Get date when the discount was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_created( $context = 'view' ) {
-		return $this->get_prop( 'date_created', $context );
+     * Get date when the discount was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_created( $context = 'view' ) {
+        return $this->get_prop( 'date_created', $context );
     }
 
     /**
-	 * Get GMT date when the discount was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_created_gmt( $context = 'view' ) {
+     * Get GMT date when the discount was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_created_gmt( $context = 'view' ) {
         $date = $this->get_date_created( $context );
 
         if ( $date ) {
             $date = get_gmt_from_date( $date );
         }
-		return $date;
+        return $date;
     }
 
     /**
-	 * Get date when the discount was last modified.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_modified( $context = 'view' ) {
-		return $this->get_prop( 'date_modified', $context );
+     * Get date when the discount was last modified.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_modified( $context = 'view' ) {
+        return $this->get_prop( 'date_modified', $context );
     }
 
     /**
-	 * Get GMT date when the discount was last modified.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_modified_gmt( $context = 'view' ) {
+     * Get GMT date when the discount was last modified.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_modified_gmt( $context = 'view' ) {
         $date = $this->get_date_modified( $context );
 
         if ( $date ) {
             $date = get_gmt_from_date( $date );
         }
-		return $date;
+        return $date;
     }
 
     /**
-	 * Get the discount name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_name( $context = 'view' ) {
-		return $this->get_prop( 'name', $context );
+     * Get the discount name.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_name( $context = 'view' ) {
+        return $this->get_prop( 'name', $context );
     }
 
     /**
-	 * Alias of self::get_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_title( $context = 'view' ) {
-		return $this->get_name( $context );
+     * Alias of self::get_name().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_title( $context = 'view' ) {
+        return $this->get_name( $context );
     }
 
     /**
-	 * Get the discount description.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_description( $context = 'view' ) {
-		return $this->get_prop( 'description', $context );
+     * Get the discount description.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_description( $context = 'view' ) {
+        return $this->get_prop( 'description', $context );
     }
 
     /**
-	 * Alias of self::get_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_excerpt( $context = 'view' ) {
-		return $this->get_description( $context );
+     * Alias of self::get_description().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_excerpt( $context = 'view' ) {
+        return $this->get_description( $context );
     }
 
     /**
-	 * Alias of self::get_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_summary( $context = 'view' ) {
-		return $this->get_description( $context );
+     * Alias of self::get_description().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_summary( $context = 'view' ) {
+        return $this->get_description( $context );
     }
 
     /**
-	 * Get the owner of the discount.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_author( $context = 'view' ) {
-		return (int) $this->get_prop( 'author', $context );
-	}
+     * Get the owner of the discount.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_author( $context = 'view' ) {
+        return (int) $this->get_prop( 'author', $context );
+    }
 	
-	/**
-	 * Get the discount code.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_code( $context = 'view' ) {
-		return $this->get_prop( 'code', $context );
-	}
+    /**
+     * Get the discount code.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_code( $context = 'view' ) {
+        return $this->get_prop( 'code', $context );
+    }
 	
-	/**
-	 * Alias for self::get_code().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_coupon_code( $context = 'view' ) {
-		return $this->get_code( $context );
-	}
+    /**
+     * Alias for self::get_code().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_coupon_code( $context = 'view' ) {
+        return $this->get_code( $context );
+    }
 	
-	/**
-	 * Alias for self::get_code().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_discount_code( $context = 'view' ) {
-		return $this->get_code( $context );
-	}
+    /**
+     * Alias for self::get_code().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_discount_code( $context = 'view' ) {
+        return $this->get_code( $context );
+    }
 	
-	/**
-	 * Get the discount's amount.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_amount( $context = 'view' ) {
-		return $this->get_prop( 'amount', $context );
-	}
-
-	/**
-	 * Get the discount's formated amount/rate.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_formatted_amount() {
-
-		if ( $this->is_type( 'flat' ) ) {
-			$rate = wpinv_price( wpinv_format_amount( $this->get_amount() ) );
-		} else {
-			$rate = $this->get_amount() . '%';
-		}
-
-		return apply_filters( 'wpinv_format_discount_rate', $rate, $this->get_type(), $this->get_amount() );
-	}
-
-	function wpinv_format_discount_rate( $type, $amount ) {
-		if ( $type == 'flat' ) {
-			$rate = wpinv_price( wpinv_format_amount( $amount ) );
-		} else {
-			$rate = $amount . '%';
-		}
+    /**
+     * Get the discount's amount.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_amount( $context = 'view' ) {
+        return $this->get_prop( 'amount', $context );
+    }
+
+    /**
+     * Get the discount's formated amount/rate.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_formatted_amount() {
+
+        if ( $this->is_type( 'flat' ) ) {
+            $rate = wpinv_price( wpinv_format_amount( $this->get_amount() ) );
+        } else {
+            $rate = $this->get_amount() . '%';
+        }
+
+        return apply_filters( 'wpinv_format_discount_rate', $rate, $this->get_type(), $this->get_amount() );
+    }
+
+    function wpinv_format_discount_rate( $type, $amount ) {
+        if ( $type == 'flat' ) {
+            $rate = wpinv_price( wpinv_format_amount( $amount ) );
+        } else {
+            $rate = $amount . '%';
+        }
 	
-		return apply_filters( 'wpinv_format_discount_rate', $rate, $type, $amount );
-	}
+        return apply_filters( 'wpinv_format_discount_rate', $rate, $type, $amount );
+    }
 	
-	/**
-	 * Get the discount's start date.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_start( $context = 'view' ) {
-		return $this->get_prop( 'start', $context );
-	}
+    /**
+     * Get the discount's start date.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_start( $context = 'view' ) {
+        return $this->get_prop( 'start', $context );
+    }
 	
-	/**
-	 * Alias for self::get_start().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_start_date( $context = 'view' ) {
-		return $this->get_start( $context );
-	}
+    /**
+     * Alias for self::get_start().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_start_date( $context = 'view' ) {
+        return $this->get_start( $context );
+    }
 	
-	/**
-	 * Get the discount's expiration date.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_expiration( $context = 'view' ) {
-		return $this->get_prop( 'expiration', $context );
-	}
+    /**
+     * Get the discount's expiration date.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_expiration( $context = 'view' ) {
+        return $this->get_prop( 'expiration', $context );
+    }
 	
-	/**
-	 * Alias for self::get_expiration().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_expiration_date( $context = 'view' ) {
-		return $this->get_expiration( $context );
-	}
-
-	/**
-	 * Alias for self::get_expiration().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_end_date( $context = 'view' ) {
-		return $this->get_expiration( $context );
-	}
+    /**
+     * Alias for self::get_expiration().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_expiration_date( $context = 'view' ) {
+        return $this->get_expiration( $context );
+    }
+
+    /**
+     * Alias for self::get_expiration().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_end_date( $context = 'view' ) {
+        return $this->get_expiration( $context );
+    }
 	
-	/**
-	 * Get the discount's type.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_type( $context = 'view' ) {
-		return $this->get_prop( 'type', $context );
-	}
-
-	/**
-	 * Get the number of times a discount has been used.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_uses( $context = 'view' ) {
-		return (int) $this->get_prop( 'uses', $context );
-	}
-
-	/**
-	 * Get the discount's usage, i.e uses / max uses.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_usage() {
-
-		if ( ! $this->has_limit() ) {
-			return $this->get_uses() . ' / ' . ' &infin;';
-		}
-
-		return $this->get_uses() . ' / ' . (int) $this->get_max_uses();
-
-	}
-
-	/**
-	 * Get the maximum number of time a discount can be used.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_max_uses( $context = 'view' ) {
-		$max_uses = $this->get_prop( 'max_uses', $context );
-		return empty( $max_uses ) ? null : $max_uses;
-	}
-
-	/**
-	 * Checks if this is a single use discount or not.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_is_single_use( $context = 'view' ) {
-		return $this->get_prop( 'is_single_use', $context );
-	}
-
-	/**
-	 * Get the items that can be used with this discount.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return array
-	 */
-	public function get_items( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'items', $context ) );
-	}
-
-	/**
-	 * Alias for self::get_items().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return array
-	 */
-	public function get_allowed_items( $context = 'view' ) {
-		return $this->get_items( $context );
-	}
-
-	/**
-	 * Get the items that are not allowed to use this discount.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return array
-	 */
-	public function get_excluded_items( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'excluded_items', $context ) );
-	}
-
-	/**
-	 * Checks if this is a recurring discount or not.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int|string|bool
-	 */
-	public function get_is_recurring( $context = 'view' ) {
-		return $this->get_prop( 'is_recurring', $context );
-	}
-
-	/**
-	 * Get's the minimum total amount allowed for this discount.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_min_total( $context = 'view' ) {
-		$minimum = $this->get_prop( 'min_total', $context );
-		return empty( $minimum ) ? null : $minimum;
-	}
-
-	/**
-	 * Alias for self::get_min_total().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_minimum_total( $context = 'view' ) {
-		return $this->get_min_total( $context );
-	}
-
-	/**
-	 * Get's the maximum total amount allowed for this discount.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_max_total( $context = 'view' ) {
-		$maximum = $this->get_prop( 'max_total', $context );
-		return empty( $maximum ) ? null : $maximum;
-	}
-
-	/**
-	 * Alias for self::get_max_total().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_maximum_total( $context = 'view' ) {
-		return $this->get_max_total( $context );
-	}
-
-	/**
-	 * Magic method for accessing discount properties.
-	 *
-	 * @since 1.0.15
-	 * @access public
-	 *
-	 * @param string $key Discount data to retrieve
-	 * @param  string $context View or edit context.
-	 * @return mixed Value of the given discount property (if set).
-	 */
-	public function get( $key, $context = 'view' ) {
+    /**
+     * Get the discount's type.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_type( $context = 'view' ) {
+        return $this->get_prop( 'type', $context );
+    }
+
+    /**
+     * Get the number of times a discount has been used.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_uses( $context = 'view' ) {
+        return (int) $this->get_prop( 'uses', $context );
+    }
+
+    /**
+     * Get the discount's usage, i.e uses / max uses.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_usage() {
+
+        if ( ! $this->has_limit() ) {
+            return $this->get_uses() . ' / ' . ' &infin;';
+        }
+
+        return $this->get_uses() . ' / ' . (int) $this->get_max_uses();
+
+    }
+
+    /**
+     * Get the maximum number of time a discount can be used.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_max_uses( $context = 'view' ) {
+        $max_uses = $this->get_prop( 'max_uses', $context );
+        return empty( $max_uses ) ? null : $max_uses;
+    }
+
+    /**
+     * Checks if this is a single use discount or not.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_is_single_use( $context = 'view' ) {
+        return $this->get_prop( 'is_single_use', $context );
+    }
+
+    /**
+     * Get the items that can be used with this discount.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return array
+     */
+    public function get_items( $context = 'view' ) {
+        return wpinv_parse_list( $this->get_prop( 'items', $context ) );
+    }
+
+    /**
+     * Alias for self::get_items().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return array
+     */
+    public function get_allowed_items( $context = 'view' ) {
+        return $this->get_items( $context );
+    }
+
+    /**
+     * Get the items that are not allowed to use this discount.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return array
+     */
+    public function get_excluded_items( $context = 'view' ) {
+        return wpinv_parse_list( $this->get_prop( 'excluded_items', $context ) );
+    }
+
+    /**
+     * Checks if this is a recurring discount or not.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int|string|bool
+     */
+    public function get_is_recurring( $context = 'view' ) {
+        return $this->get_prop( 'is_recurring', $context );
+    }
+
+    /**
+     * Get's the minimum total amount allowed for this discount.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_min_total( $context = 'view' ) {
+        $minimum = $this->get_prop( 'min_total', $context );
+        return empty( $minimum ) ? null : $minimum;
+    }
+
+    /**
+     * Alias for self::get_min_total().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_minimum_total( $context = 'view' ) {
+        return $this->get_min_total( $context );
+    }
+
+    /**
+     * Get's the maximum total amount allowed for this discount.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_max_total( $context = 'view' ) {
+        $maximum = $this->get_prop( 'max_total', $context );
+        return empty( $maximum ) ? null : $maximum;
+    }
+
+    /**
+     * Alias for self::get_max_total().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_maximum_total( $context = 'view' ) {
+        return $this->get_max_total( $context );
+    }
+
+    /**
+     * Magic method for accessing discount properties.
+     *
+     * @since 1.0.15
+     * @access public
+     *
+     * @param string $key Discount data to retrieve
+     * @param  string $context View or edit context.
+     * @return mixed Value of the given discount property (if set).
+     */
+    public function get( $key, $context = 'view' ) {
         return $this->get_prop( $key, $context );
-	}
+    }
 
-	/*
+    /*
 	|--------------------------------------------------------------------------
 	| Setters
 	|--------------------------------------------------------------------------
@@ -737,41 +737,41 @@ 
 	| object.
 	*/
 	
-	/**
-	 * Sets discount status.
-	 *
-	 * @since 1.0.19
-	 * @param  string $status New status.
-	 * @return array details of change.
-	 */
-	public function set_status( $status ) {
+    /**
+     * Sets discount status.
+     *
+     * @since 1.0.19
+     * @param  string $status New status.
+     * @return array details of change.
+     */
+    public function set_status( $status ) {
         $old_status = $this->get_status();
 
         $this->set_prop( 'status', $status );
 
-		return array(
-			'from' => $old_status,
-			'to'   => $status,
-		);
+        return array(
+            'from' => $old_status,
+            'to'   => $status,
+        );
     }
 
     /**
-	 * Set plugin version when the discount was created.
-	 *
-	 * @since 1.0.19
-	 */
-	public function set_version( $value ) {
-		$this->set_prop( 'version', $value );
+     * Set plugin version when the discount was created.
+     *
+     * @since 1.0.19
+     */
+    public function set_version( $value ) {
+        $this->set_prop( 'version', $value );
     }
 
     /**
-	 * Set date when the discount was created.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Value to set.
+     * Set date when the discount was created.
+     *
+     * @since 1.0.19
+     * @param string $value Value to set.
      * @return bool Whether or not the date was set.
-	 */
-	public function set_date_created( $value ) {
+     */
+    public function set_date_created( $value ) {
         $date = strtotime( $value );
 
         if ( $date ) {
@@ -784,13 +784,13 @@ 
     }
 
     /**
-	 * Set date when the discount was last modified.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Value to set.
+     * Set date when the discount was last modified.
+     *
+     * @since 1.0.19
+     * @param string $value Value to set.
      * @return bool Whether or not the date was set.
-	 */
-	public function set_date_modified( $value ) {
+     */
+    public function set_date_modified( $value ) {
         $date = strtotime( $value );
 
         if ( $date ) {
@@ -803,324 +803,324 @@ 
     }
 
     /**
-	 * Set the discount name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New name.
-	 */
-	public function set_name( $value ) {
+     * Set the discount name.
+     *
+     * @since 1.0.19
+     * @param  string $value New name.
+     */
+    public function set_name( $value ) {
         $name = sanitize_text_field( $value );
-		$this->set_prop( 'name', $name );
+        $this->set_prop( 'name', $name );
     }
 
     /**
-	 * Alias of self::set_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New name.
-	 */
-	public function set_title( $value ) {
-		$this->set_name( $value );
+     * Alias of self::set_name().
+     *
+     * @since 1.0.19
+     * @param  string $value New name.
+     */
+    public function set_title( $value ) {
+        $this->set_name( $value );
     }
 
     /**
-	 * Set the discount description.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New description.
-	 */
-	public function set_description( $value ) {
+     * Set the discount description.
+     *
+     * @since 1.0.19
+     * @param  string $value New description.
+     */
+    public function set_description( $value ) {
         $description = wp_kses_post( $value );
-		return $this->set_prop( 'description', $description );
+        return $this->set_prop( 'description', $description );
     }
 
     /**
-	 * Alias of self::set_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New description.
-	 */
-	public function set_excerpt( $value ) {
-		$this->set_description( $value );
+     * Alias of self::set_description().
+     *
+     * @since 1.0.19
+     * @param  string $value New description.
+     */
+    public function set_excerpt( $value ) {
+        $this->set_description( $value );
     }
 
     /**
-	 * Alias of self::set_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New description.
-	 */
-	public function set_summary( $value ) {
-		$this->set_description( $value );
+     * Alias of self::set_description().
+     *
+     * @since 1.0.19
+     * @param  string $value New description.
+     */
+    public function set_summary( $value ) {
+        $this->set_description( $value );
     }
 
     /**
-	 * Set the owner of the discount.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value New author.
-	 */
-	public function set_author( $value ) {
-		$this->set_prop( 'author', (int) $value );
-	}
+     * Set the owner of the discount.
+     *
+     * @since 1.0.19
+     * @param  int $value New author.
+     */
+    public function set_author( $value ) {
+        $this->set_prop( 'author', (int) $value );
+    }
 	
-	/**
-	 * Sets the discount code.
-	 *
-	 * @since 1.0.19
-	 * @param string $value New discount code.
-	 */
-	public function set_code( $value ) {
-		$code = sanitize_text_field( $value );
-		$this->set_prop( 'code', $code );
-	}
+    /**
+     * Sets the discount code.
+     *
+     * @since 1.0.19
+     * @param string $value New discount code.
+     */
+    public function set_code( $value ) {
+        $code = sanitize_text_field( $value );
+        $this->set_prop( 'code', $code );
+    }
 	
-	/**
-	 * Alias of self::set_code().
-	 *
-	 * @since 1.0.19
-	 * @param string $value New discount code.
-	 */
-	public function set_coupon_code( $value ) {
-		$this->set_code( $value );
-	}
+    /**
+     * Alias of self::set_code().
+     *
+     * @since 1.0.19
+     * @param string $value New discount code.
+     */
+    public function set_coupon_code( $value ) {
+        $this->set_code( $value );
+    }
 	
-	/**
-	 * Alias of self::set_code().
-	 *
-	 * @since 1.0.19
-	 * @param string $value New discount code.
-	 */
-	public function set_discount_code( $value ) {
-		$this->set_code( $value );
-	}
+    /**
+     * Alias of self::set_code().
+     *
+     * @since 1.0.19
+     * @param string $value New discount code.
+     */
+    public function set_discount_code( $value ) {
+        $this->set_code( $value );
+    }
 	
-	/**
-	 * Sets the discount amount.
-	 *
-	 * @since 1.0.19
-	 * @param float $value New discount code.
-	 */
-	public function set_amount( $value ) {
-		$amount = floatval( wpinv_sanitize_amount( $value ) );
-		$this->set_prop( 'amount', $amount );
-	}
-
-	/**
-	 * Sets the discount's start date.
-	 *
-	 * @since 1.0.19
-	 * @param float $value New start date.
-	 */
-	public function set_start( $value ) {
-		$date = strtotime( $value );
+    /**
+     * Sets the discount amount.
+     *
+     * @since 1.0.19
+     * @param float $value New discount code.
+     */
+    public function set_amount( $value ) {
+        $amount = floatval( wpinv_sanitize_amount( $value ) );
+        $this->set_prop( 'amount', $amount );
+    }
+
+    /**
+     * Sets the discount's start date.
+     *
+     * @since 1.0.19
+     * @param float $value New start date.
+     */
+    public function set_start( $value ) {
+        $date = strtotime( $value );
 
         if ( $date ) {
             $this->set_prop( 'start', date( 'Y-m-d H:i', $date ) );
             return true;
-		}
+        }
 		
-		$this->set_prop( 'start', '' );
+        $this->set_prop( 'start', '' );
 
         return false;
-	}
-
-	/**
-	 * Alias of self::set_start().
-	 *
-	 * @since 1.0.19
-	 * @param string $value New start date.
-	 */
-	public function set_start_date( $value ) {
-		$this->set_start( $value );
-	}
-
-	/**
-	 * Sets the discount's expiration date.
-	 *
-	 * @since 1.0.19
-	 * @param float $value New expiration date.
-	 */
-	public function set_expiration( $value ) {
-		$date = strtotime( $value );
+    }
+
+    /**
+     * Alias of self::set_start().
+     *
+     * @since 1.0.19
+     * @param string $value New start date.
+     */
+    public function set_start_date( $value ) {
+        $this->set_start( $value );
+    }
+
+    /**
+     * Sets the discount's expiration date.
+     *
+     * @since 1.0.19
+     * @param float $value New expiration date.
+     */
+    public function set_expiration( $value ) {
+        $date = strtotime( $value );
 
         if ( $date ) {
             $this->set_prop( 'expiration', date( 'Y-m-d H:i', $date ) );
             return true;
         }
 
-		$this->set_prop( 'expiration', '' );
+        $this->set_prop( 'expiration', '' );
         return false;
-	}
-
-	/**
-	 * Alias of self::set_expiration().
-	 *
-	 * @since 1.0.19
-	 * @param string $value New expiration date.
-	 */
-	public function set_expiration_date( $value ) {
-		$this->set_expiration( $value );
-	}
-
-	/**
-	 * Alias of self::set_expiration().
-	 *
-	 * @since 1.0.19
-	 * @param string $value New expiration date.
-	 */
-	public function set_end_date( $value ) {
-		$this->set_expiration( $value );
-	}
-
-	/**
-	 * Sets the discount type.
-	 *
-	 * @since 1.0.19
-	 * @param string $value New discount type.
-	 */
-	public function set_type( $value ) {
-		if ( $value && array_key_exists( sanitize_text_field( $value ), wpinv_get_discount_types() ) ) {
-			$this->set_prop( 'type', sanitize_text_field( $value ) );
-		}
-	}
-
-	/**
-	 * Sets the number of times a discount has been used.
-	 *
-	 * @since 1.0.19
-	 * @param int $value usage count.
-	 */
-	public function set_uses( $value ) {
-
-		$value = (int) $value;
-
-		if ( $value < 0 ) {
-			$value = 0;
-		}
-
-		$this->set_prop( 'uses', (int) $value );
-	}
-
-	/**
-	 * Sets the maximum number of times a discount can be used.
-	 *
-	 * @since 1.0.19
-	 * @param int $value maximum usage count.
-	 */
-	public function set_max_uses( $value ) {
-		$this->set_prop( 'max_uses', absint( $value ) );
-	}
-
-	/**
-	 * Sets if this is a single use discount or not.
-	 *
-	 * @since 1.0.19
-	 * @param int|bool $value is single use.
-	 */
-	public function set_is_single_use( $value ) {
-		$this->set_prop( 'is_single_use', (bool) $value );
-	}
-
-	/**
-	 * Sets the items that can be used with this discount.
-	 *
-	 * @since 1.0.19
-	 * @param array $value items.
-	 */
-	public function set_items( $value ) {
-		$this->set_prop( 'items', wpinv_parse_list( $value ) );
-	}
-
-	/**
-	 * Alias for self::set_items().
-	 *
-	 * @since 1.0.19
-	 * @param array $value items.
-	 */
-	public function set_allowed_items( $value ) {
-		$this->set_items( $value );
-	}
-
-	/**
-	 * Sets the items that can not be used with this discount.
-	 *
-	 * @since 1.0.19
-	 * @param array $value items.
-	 */
-	public function set_excluded_items( $value ) {
-		$this->set_prop( 'excluded_items', wpinv_parse_list( $value ) );
-	}
-
-	/**
-	 * Sets if this is a recurring discounts or not.
-	 *
-	 * @since 1.0.19
-	 * @param int|bool $value is recurring.
-	 */
-	public function set_is_recurring( $value ) {
-		$this->set_prop( 'is_recurring', (bool) $value );
-	}
-
-	/**
-	 * Sets the minimum total that can not be used with this discount.
-	 *
-	 * @since 1.0.19
-	 * @param float $value minimum total.
-	 */
-	public function set_min_total( $value ) {
-		$this->set_prop( 'min_total', (float) wpinv_sanitize_amount( $value ) );
-	}
-
-	/**
-	 * Alias for self::set_min_total().
-	 *
-	 * @since 1.0.19
-	 * @param float $value minimum total.
-	 */
-	public function set_minimum_total( $value ) {
-		$this->set_min_total( $value );
-	}
-
-	/**
-	 * Sets the maximum total that can not be used with this discount.
-	 *
-	 * @since 1.0.19
-	 * @param float $value maximum total.
-	 */
-	public function set_max_total( $value ) {
-		$this->set_prop( 'max_total', (float) wpinv_sanitize_amount( $value ) );
-	}
-
-	/**
-	 * Alias for self::set_max_total().
-	 *
-	 * @since 1.0.19
-	 * @param float $value maximum total.
-	 */
-	public function set_maximum_total( $value ) {
-		$this->set_max_total( $value );
-	}
-
-	/**
-	 * @deprecated
-	 */
-	public function refresh(){}
-
-	/**
-	 * @deprecated
-	 *
-	 */
-	public function update_status( $status = 'publish' ){
-
-		if ( $this->exists() && $this->get_status() != $status ) {
-			$this->set_status( $status );
-			$this->save();
-		}
-
-	}
-
-	/*
+    }
+
+    /**
+     * Alias of self::set_expiration().
+     *
+     * @since 1.0.19
+     * @param string $value New expiration date.
+     */
+    public function set_expiration_date( $value ) {
+        $this->set_expiration( $value );
+    }
+
+    /**
+     * Alias of self::set_expiration().
+     *
+     * @since 1.0.19
+     * @param string $value New expiration date.
+     */
+    public function set_end_date( $value ) {
+        $this->set_expiration( $value );
+    }
+
+    /**
+     * Sets the discount type.
+     *
+     * @since 1.0.19
+     * @param string $value New discount type.
+     */
+    public function set_type( $value ) {
+        if ( $value && array_key_exists( sanitize_text_field( $value ), wpinv_get_discount_types() ) ) {
+            $this->set_prop( 'type', sanitize_text_field( $value ) );
+        }
+    }
+
+    /**
+     * Sets the number of times a discount has been used.
+     *
+     * @since 1.0.19
+     * @param int $value usage count.
+     */
+    public function set_uses( $value ) {
+
+        $value = (int) $value;
+
+        if ( $value < 0 ) {
+            $value = 0;
+        }
+
+        $this->set_prop( 'uses', (int) $value );
+    }
+
+    /**
+     * Sets the maximum number of times a discount can be used.
+     *
+     * @since 1.0.19
+     * @param int $value maximum usage count.
+     */
+    public function set_max_uses( $value ) {
+        $this->set_prop( 'max_uses', absint( $value ) );
+    }
+
+    /**
+     * Sets if this is a single use discount or not.
+     *
+     * @since 1.0.19
+     * @param int|bool $value is single use.
+     */
+    public function set_is_single_use( $value ) {
+        $this->set_prop( 'is_single_use', (bool) $value );
+    }
+
+    /**
+     * Sets the items that can be used with this discount.
+     *
+     * @since 1.0.19
+     * @param array $value items.
+     */
+    public function set_items( $value ) {
+        $this->set_prop( 'items', wpinv_parse_list( $value ) );
+    }
+
+    /**
+     * Alias for self::set_items().
+     *
+     * @since 1.0.19
+     * @param array $value items.
+     */
+    public function set_allowed_items( $value ) {
+        $this->set_items( $value );
+    }
+
+    /**
+     * Sets the items that can not be used with this discount.
+     *
+     * @since 1.0.19
+     * @param array $value items.
+     */
+    public function set_excluded_items( $value ) {
+        $this->set_prop( 'excluded_items', wpinv_parse_list( $value ) );
+    }
+
+    /**
+     * Sets if this is a recurring discounts or not.
+     *
+     * @since 1.0.19
+     * @param int|bool $value is recurring.
+     */
+    public function set_is_recurring( $value ) {
+        $this->set_prop( 'is_recurring', (bool) $value );
+    }
+
+    /**
+     * Sets the minimum total that can not be used with this discount.
+     *
+     * @since 1.0.19
+     * @param float $value minimum total.
+     */
+    public function set_min_total( $value ) {
+        $this->set_prop( 'min_total', (float) wpinv_sanitize_amount( $value ) );
+    }
+
+    /**
+     * Alias for self::set_min_total().
+     *
+     * @since 1.0.19
+     * @param float $value minimum total.
+     */
+    public function set_minimum_total( $value ) {
+        $this->set_min_total( $value );
+    }
+
+    /**
+     * Sets the maximum total that can not be used with this discount.
+     *
+     * @since 1.0.19
+     * @param float $value maximum total.
+     */
+    public function set_max_total( $value ) {
+        $this->set_prop( 'max_total', (float) wpinv_sanitize_amount( $value ) );
+    }
+
+    /**
+     * Alias for self::set_max_total().
+     *
+     * @since 1.0.19
+     * @param float $value maximum total.
+     */
+    public function set_maximum_total( $value ) {
+        $this->set_max_total( $value );
+    }
+
+    /**
+     * @deprecated
+     */
+    public function refresh(){}
+
+    /**
+     * @deprecated
+     *
+     */
+    public function update_status( $status = 'publish' ){
+
+        if ( $this->exists() && $this->get_status() != $status ) {
+            $this->set_status( $status );
+            $this->save();
+        }
+
+    }
+
+    /*
 	|--------------------------------------------------------------------------
 	| Conditionals
 	|--------------------------------------------------------------------------
@@ -1129,263 +1129,263 @@ 
 	|
 	*/
 
-	/**
-	 * Checks whether a discount exists in the database or not
-	 *
-	 * @since 1.0.15
-	 */
-	public function exists(){
-		$id = $this->get_id();
-		return ! empty( $id );
-	}
-
-	/**
-	 * Checks the discount type.
-	 *
-	 *
-	 * @param  string $type the discount type to check against
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function is_type( $type ) {
-		return $this->get_type() == $type;
-	}
-
-	/**
-	 * Checks whether the discount is published or not
-	 *
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function is_active() {
-		return $this->get_status() == 'publish';
-	}
-
-	/**
-	 * Checks whether the discount has max uses
-	 *
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function has_limit() {
-		$limit = $this->get_max_uses();
-		return ! empty( $limit );
-	}
-
-	/**
-	 * Checks whether the discount has ever been used.
-	 *
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function has_uses() {
-		return $this->get_uses() > 0;
-	}
-
-	/**
-	 * Checks whether the discount is has exided the usage limit or not
-	 *
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function has_exceeded_limit() {
-
-		if ( ! $this->has_limit() || ! $this->has_uses() ) {
-			$exceeded = false ;
-		} else {
-			$exceeded = ! ( (int) $this->get_max_uses() < $this->get_uses() );
-		}
-
-		return apply_filters( 'wpinv_is_discount_maxed_out', $exceeded, $this->ID, $this, $this->code );
-	}
-
-	/**
-	 * Checks whether the discount has an expiration date.
-	 *
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function has_expiration_date() {
-		$date = $this->get_expiration_date();
-		return ! empty( $date );
-	}
-
-	/**
-	 * Checks if the discount is expired
-	 *
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function is_expired() {
-		$expired = $this->has_expiration_date() ? current_time( 'timestamp' ) > strtotime( $this->get_expiration_date() ) : false;
-		return apply_filters( 'wpinv_is_discount_expired', $expired, $this->ID, $this, $this->code );
-	}
-
-	/**
-	 * Checks whether the discount has a start date.
-	 *
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function has_start_date() {
-		$date = $this->get_start_date();
-		return ! empty( $date );
-	}
-
-	/**
-	 * Checks the discount start date.
-	 *
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function has_started() {
-		$started = $this->has_start_date() ? true : current_time( 'timestamp' ) > strtotime( $this->get_start_date() );
-		return apply_filters( 'wpinv_is_discount_started', $started, $this->ID, $this, $this->code );
-	}
-
-	/**
-	 * Checks the discount has allowed items or not.
-	 *
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function has_allowed_items() {
-		$allowed_items = $this->get_allowed_items();
-		return empty( $allowed_items );
-	}
-
-	/**
-	 * Checks the discount has excluded items or not.
-	 *
-	 * @since 1.0.15
-	 * @return bool
-	 */
-	public function has_excluded_items() {
-		$excluded_items = $this->get_excluded_items();
-		return empty( $excluded_items );
-	}
-
-	/**
-	 * Check if a discount is valid for a given item id.
-	 *
-	 * @param  int|int[]  $item_ids
-	 * @since 1.0.15
-	 * @return boolean
-	 */
-	public function is_valid_for_items( $item_ids ) {
-
-		$item_ids = array_map( 'intval',  wpinv_parse_list( $item_ids ) );
-		$included = array_intersect( $item_ids, $this->get_allowed_items() );
-		$excluded = array_intersect( $item_ids, $this->get_excluded_items() );
-
-		if ( $this->has_excluded_items() && ! empty( $excluded ) ) {
-			return false;
-		}
-
-		if ( $this->has_allowed_items() && empty( $included ) ) {
-			return false;
-		}
-		return true;
-	}
-
-	/**
-	 * Check if a discount is valid for the given amount
-	 *
-	 * @param  float  $amount The amount to check against
-	 * @since 1.0.15
-	 * @return boolean
-	 */
-	public function is_valid_for_amount( $amount ) {
-		return $this->is_minimum_amount_met( $amount ) && $this->is_maximum_amount_met( $amount );
-	}
-
-	/**
-	 * Checks if the minimum amount is set
-	 *
-	 * @since 1.0.15
-	 * @return boolean
-	 */
-	public function has_minimum_amount() {
-		$minimum = $this->get_minimum_total();
-		return ! empty( $minimum );
-	}
-
-	/**
-	 * Checks if the minimum amount is met
-	 *
-	 * @param  float  $amount The amount to check against
-	 * @since 1.0.15
-	 * @return boolean
-	 */
-	public function is_minimum_amount_met( $amount ) {
-		$amount = floatval( wpinv_sanitize_amount( $amount ) );
-		$min_met= ! ( $this->has_minimum_amount() && $amount < floatval( wpinv_sanitize_amount( $this->get_minimum_total() ) ) );
-		return apply_filters( 'wpinv_is_discount_min_met', $min_met, $this->ID, $this, $this->code, $amount );
-	}
-
-	/**
-	 * Checks if the maximum amount is set
-	 *
-	 * @since 1.0.15
-	 * @return boolean
-	 */
-	public function has_maximum_amount() {
-		$maximum = $this->get_maximum_total();
-		return ! empty( $maximum );
-	}
-
-	/**
-	 * Checks if the maximum amount is met
-	 *
-	 * @param  float  $amount The amount to check against
-	 * @since 1.0.15
-	 * @return boolean
-	 */
-	public function is_maximum_amount_met( $amount ) {
-		$amount = floatval( wpinv_sanitize_amount( $amount ) );
-		$max_met= ! ( $this->has_maximum_amount() && $amount > floatval( wpinv_sanitize_amount( $this->get_maximum_total() ) ) );
-		return apply_filters( 'wpinv_is_discount_max_met', $max_met, $this->ID, $this, $this->code, $amount );
-	}
-
-	/**
-	 * Checks if the discount is recurring.
-	 *
-	 * @since 1.0.15
-	 * @return boolean
-	 */
-	public function is_recurring() {
-		$recurring = $this->get_is_recurring();
-		return ! empty( $recurring );
-	}
-
-	/**
-	 * Checks if the discount is single use.
-	 *
-	 * @since 1.0.15
-	 * @return boolean
-	 */
-	public function is_single_use() {
-		$usage = $this->get_is_single_use();
-		return ! empty( $usage );
-	}
-
-	/**
-	 * Check if a discount is valid for the given user
-	 *
-	 * @param  int|string  $user
-	 * @since 1.0.15
-	 * @return boolean
-	 */
-	public function is_valid_for_user( $user ) {
-		global $wpi_checkout_id;
-
-		// Ensure that the discount is single use.
-		if ( empty( $user ) || ! $this->is_single_use() ) {
-			return true;
-		}
-
-		// Prepare the user id.
-		$user_id = 0;
+    /**
+     * Checks whether a discount exists in the database or not
+     *
+     * @since 1.0.15
+     */
+    public function exists(){
+        $id = $this->get_id();
+        return ! empty( $id );
+    }
+
+    /**
+     * Checks the discount type.
+     *
+     *
+     * @param  string $type the discount type to check against
+     * @since 1.0.15
+     * @return bool
+     */
+    public function is_type( $type ) {
+        return $this->get_type() == $type;
+    }
+
+    /**
+     * Checks whether the discount is published or not
+     *
+     * @since 1.0.15
+     * @return bool
+     */
+    public function is_active() {
+        return $this->get_status() == 'publish';
+    }
+
+    /**
+     * Checks whether the discount has max uses
+     *
+     * @since 1.0.15
+     * @return bool
+     */
+    public function has_limit() {
+        $limit = $this->get_max_uses();
+        return ! empty( $limit );
+    }
+
+    /**
+     * Checks whether the discount has ever been used.
+     *
+     * @since 1.0.15
+     * @return bool
+     */
+    public function has_uses() {
+        return $this->get_uses() > 0;
+    }
+
+    /**
+     * Checks whether the discount is has exided the usage limit or not
+     *
+     * @since 1.0.15
+     * @return bool
+     */
+    public function has_exceeded_limit() {
+
+        if ( ! $this->has_limit() || ! $this->has_uses() ) {
+            $exceeded = false ;
+        } else {
+            $exceeded = ! ( (int) $this->get_max_uses() < $this->get_uses() );
+        }
+
+        return apply_filters( 'wpinv_is_discount_maxed_out', $exceeded, $this->ID, $this, $this->code );
+    }
+
+    /**
+     * Checks whether the discount has an expiration date.
+     *
+     * @since 1.0.15
+     * @return bool
+     */
+    public function has_expiration_date() {
+        $date = $this->get_expiration_date();
+        return ! empty( $date );
+    }
+
+    /**
+     * Checks if the discount is expired
+     *
+     * @since 1.0.15
+     * @return bool
+     */
+    public function is_expired() {
+        $expired = $this->has_expiration_date() ? current_time( 'timestamp' ) > strtotime( $this->get_expiration_date() ) : false;
+        return apply_filters( 'wpinv_is_discount_expired', $expired, $this->ID, $this, $this->code );
+    }
+
+    /**
+     * Checks whether the discount has a start date.
+     *
+     * @since 1.0.15
+     * @return bool
+     */
+    public function has_start_date() {
+        $date = $this->get_start_date();
+        return ! empty( $date );
+    }
+
+    /**
+     * Checks the discount start date.
+     *
+     * @since 1.0.15
+     * @return bool
+     */
+    public function has_started() {
+        $started = $this->has_start_date() ? true : current_time( 'timestamp' ) > strtotime( $this->get_start_date() );
+        return apply_filters( 'wpinv_is_discount_started', $started, $this->ID, $this, $this->code );
+    }
+
+    /**
+     * Checks the discount has allowed items or not.
+     *
+     * @since 1.0.15
+     * @return bool
+     */
+    public function has_allowed_items() {
+        $allowed_items = $this->get_allowed_items();
+        return empty( $allowed_items );
+    }
+
+    /**
+     * Checks the discount has excluded items or not.
+     *
+     * @since 1.0.15
+     * @return bool
+     */
+    public function has_excluded_items() {
+        $excluded_items = $this->get_excluded_items();
+        return empty( $excluded_items );
+    }
+
+    /**
+     * Check if a discount is valid for a given item id.
+     *
+     * @param  int|int[]  $item_ids
+     * @since 1.0.15
+     * @return boolean
+     */
+    public function is_valid_for_items( $item_ids ) {
+
+        $item_ids = array_map( 'intval',  wpinv_parse_list( $item_ids ) );
+        $included = array_intersect( $item_ids, $this->get_allowed_items() );
+        $excluded = array_intersect( $item_ids, $this->get_excluded_items() );
+
+        if ( $this->has_excluded_items() && ! empty( $excluded ) ) {
+            return false;
+        }
+
+        if ( $this->has_allowed_items() && empty( $included ) ) {
+            return false;
+        }
+        return true;
+    }
+
+    /**
+     * Check if a discount is valid for the given amount
+     *
+     * @param  float  $amount The amount to check against
+     * @since 1.0.15
+     * @return boolean
+     */
+    public function is_valid_for_amount( $amount ) {
+        return $this->is_minimum_amount_met( $amount ) && $this->is_maximum_amount_met( $amount );
+    }
+
+    /**
+     * Checks if the minimum amount is set
+     *
+     * @since 1.0.15
+     * @return boolean
+     */
+    public function has_minimum_amount() {
+        $minimum = $this->get_minimum_total();
+        return ! empty( $minimum );
+    }
+
+    /**
+     * Checks if the minimum amount is met
+     *
+     * @param  float  $amount The amount to check against
+     * @since 1.0.15
+     * @return boolean
+     */
+    public function is_minimum_amount_met( $amount ) {
+        $amount = floatval( wpinv_sanitize_amount( $amount ) );
+        $min_met= ! ( $this->has_minimum_amount() && $amount < floatval( wpinv_sanitize_amount( $this->get_minimum_total() ) ) );
+        return apply_filters( 'wpinv_is_discount_min_met', $min_met, $this->ID, $this, $this->code, $amount );
+    }
+
+    /**
+     * Checks if the maximum amount is set
+     *
+     * @since 1.0.15
+     * @return boolean
+     */
+    public function has_maximum_amount() {
+        $maximum = $this->get_maximum_total();
+        return ! empty( $maximum );
+    }
+
+    /**
+     * Checks if the maximum amount is met
+     *
+     * @param  float  $amount The amount to check against
+     * @since 1.0.15
+     * @return boolean
+     */
+    public function is_maximum_amount_met( $amount ) {
+        $amount = floatval( wpinv_sanitize_amount( $amount ) );
+        $max_met= ! ( $this->has_maximum_amount() && $amount > floatval( wpinv_sanitize_amount( $this->get_maximum_total() ) ) );
+        return apply_filters( 'wpinv_is_discount_max_met', $max_met, $this->ID, $this, $this->code, $amount );
+    }
+
+    /**
+     * Checks if the discount is recurring.
+     *
+     * @since 1.0.15
+     * @return boolean
+     */
+    public function is_recurring() {
+        $recurring = $this->get_is_recurring();
+        return ! empty( $recurring );
+    }
+
+    /**
+     * Checks if the discount is single use.
+     *
+     * @since 1.0.15
+     * @return boolean
+     */
+    public function is_single_use() {
+        $usage = $this->get_is_single_use();
+        return ! empty( $usage );
+    }
+
+    /**
+     * Check if a discount is valid for the given user
+     *
+     * @param  int|string  $user
+     * @since 1.0.15
+     * @return boolean
+     */
+    public function is_valid_for_user( $user ) {
+        global $wpi_checkout_id;
+
+        // Ensure that the discount is single use.
+        if ( empty( $user ) || ! $this->is_single_use() ) {
+            return true;
+        }
+
+        // Prepare the user id.
+        $user_id = 0;
         if ( is_int( $user ) ) {
             $user_id = absint( $user );
         } else if ( is_email( $user ) && $user_data = get_user_by( 'email', $user ) ) {
@@ -1394,135 +1394,135 @@ 
             $user_id = $user_data->ID;
         } else if ( absint( $user ) > 0 ) {
             $user_id = absint( $user );
-		}
+        }
 
-		// Ensure that we have a user.
-		if ( empty( $user_id ) ) {
-			return true;
-		}
+        // Ensure that we have a user.
+        if ( empty( $user_id ) ) {
+            return true;
+        }
 
-		// Get all payments with matching user id.
+        // Get all payments with matching user id.
         $payments = wpinv_get_invoices( array( 'user' => $user_id, 'limit' => false ) );
-		$code     = strtolower( $this->get_code() );
-
-		// For each payment...
-		foreach ( $payments as $payment ) {
-
-			// ... skip the current payment.
-			if ( ! empty( $wpi_checkout_id ) && $wpi_checkout_id == $payment->ID ) {
-				continue;
-			}
-
-			// And failed payments.
-			if ( $payment->has_status( array( 'wpi-cancelled', 'wpi-failed' ) ) ) {
-				continue;
-			}
-
-			// Retrieve all the discounts for the payment.
-			$discounts = $payment->get_discounts( true );
-			if ( empty( $discounts ) ) {
-				continue;
-			}
-
-			// And check if the current discount is amongst them.
-			$discounts = array_map( 'strtolower', wpinv_parse_list( $discounts ) );
-			if ( ! empty( $discounts ) && in_array( $code, $discounts ) ) {
-				return false;
-			}
-		}
-
-		return true;
-	}
-
-	/**
-	 * Deletes the discount from the database
-	 *
-	 * @since 1.0.15
-	 * @return boolean
-	 */
-	public function remove() {
-		return $this->delete();
-	}
-
-	/**
-	 * Increases a discount's usage.
-	 *
-	 * @since 1.0.15
-	 * @param int $by The number of usages to increas by.
-	 * @return int
-	 */
-	public function increase_usage( $by = 1 ) {
-
-		// Abort if zero.
-		if ( empty( $by ) ) {
-			return;
-		}
-
-		// Increase the usage.
-		$this->set_uses( $this->get_uses() + (int) $by );
-
-		// Save the discount.
-		$this->save();
-
-		// Fire relevant hooks.
-		if( (int) $by > 0 ) {
-			do_action( 'wpinv_discount_increase_use_count', $this->uses, $this->ID, $this->code,  absint( $by ) );
-		} else {
-			do_action( 'wpinv_discount_decrease_use_count', $this->uses, $this->ID, $this->code, absint( $by ) );
-		}
-
-		// Return the number of times the discount has been used.
-		return $this->get_uses();
-	}
-
-	/**
-	 * Alias of self::__toString()
-	 *
-	 * @since 1.0.15
-	 * @return string|false
-	 */
-	public function get_data_as_json() {
-		return $this->__toString();
-	}
-
-	/**
-	 * Returns a discount's discounted amount.
-	 *
-	 * @since 1.0.15
-	 * @param float $amount
-	 * @return float
-	 */
-	public function get_discounted_amount( $amount ) {
-
-		// Convert amount to float.
-		$amount = (float) $amount;
-
-		// Get discount amount.
-		$discount_amount = $this->get_amount();
-
-		if ( empty( $discount_amount ) ) {
-			return 0;
-		}
-
-		// Format the amount.
-		$discount_amount = floatval( wpinv_sanitize_amount( $discount_amount ) );
+        $code     = strtolower( $this->get_code() );
+
+        // For each payment...
+        foreach ( $payments as $payment ) {
+
+            // ... skip the current payment.
+            if ( ! empty( $wpi_checkout_id ) && $wpi_checkout_id == $payment->ID ) {
+                continue;
+            }
+
+            // And failed payments.
+            if ( $payment->has_status( array( 'wpi-cancelled', 'wpi-failed' ) ) ) {
+                continue;
+            }
+
+            // Retrieve all the discounts for the payment.
+            $discounts = $payment->get_discounts( true );
+            if ( empty( $discounts ) ) {
+                continue;
+            }
+
+            // And check if the current discount is amongst them.
+            $discounts = array_map( 'strtolower', wpinv_parse_list( $discounts ) );
+            if ( ! empty( $discounts ) && in_array( $code, $discounts ) ) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    /**
+     * Deletes the discount from the database
+     *
+     * @since 1.0.15
+     * @return boolean
+     */
+    public function remove() {
+        return $this->delete();
+    }
+
+    /**
+     * Increases a discount's usage.
+     *
+     * @since 1.0.15
+     * @param int $by The number of usages to increas by.
+     * @return int
+     */
+    public function increase_usage( $by = 1 ) {
+
+        // Abort if zero.
+        if ( empty( $by ) ) {
+            return;
+        }
+
+        // Increase the usage.
+        $this->set_uses( $this->get_uses() + (int) $by );
+
+        // Save the discount.
+        $this->save();
+
+        // Fire relevant hooks.
+        if( (int) $by > 0 ) {
+            do_action( 'wpinv_discount_increase_use_count', $this->uses, $this->ID, $this->code,  absint( $by ) );
+        } else {
+            do_action( 'wpinv_discount_decrease_use_count', $this->uses, $this->ID, $this->code, absint( $by ) );
+        }
+
+        // Return the number of times the discount has been used.
+        return $this->get_uses();
+    }
+
+    /**
+     * Alias of self::__toString()
+     *
+     * @since 1.0.15
+     * @return string|false
+     */
+    public function get_data_as_json() {
+        return $this->__toString();
+    }
+
+    /**
+     * Returns a discount's discounted amount.
+     *
+     * @since 1.0.15
+     * @param float $amount
+     * @return float
+     */
+    public function get_discounted_amount( $amount ) {
+
+        // Convert amount to float.
+        $amount = (float) $amount;
+
+        // Get discount amount.
+        $discount_amount = $this->get_amount();
+
+        if ( empty( $discount_amount ) ) {
+            return 0;
+        }
+
+        // Format the amount.
+        $discount_amount = floatval( wpinv_sanitize_amount( $discount_amount ) );
 		
-		// If this is a percentage discount.
-		if ( $this->is_type( 'percent' ) ) {
+        // If this is a percentage discount.
+        if ( $this->is_type( 'percent' ) ) {
             $discount_amount = $amount * ( $discount_amount / 100 );
-		}
+        }
 
-		// Discount can not be less than zero...
-		if ( $discount_amount < 0 ) {
-			$discount_amount = 0;
-		}
+        // Discount can not be less than zero...
+        if ( $discount_amount < 0 ) {
+            $discount_amount = 0;
+        }
 
-		// ... or more than the amount.
-		if ( $discount_amount > $amount ) {
-			$discount_amount = $amount;
-		}
+        // ... or more than the amount.
+        if ( $discount_amount > $amount ) {
+            $discount_amount = $amount;
+        }
 
-		return apply_filters( 'wpinv_discount_total_discount_amount', $discount_amount, $amount, $this );
-	}
+        return apply_filters( 'wpinv_discount_total_discount_amount', $discount_amount, $amount, $this );
+    }
 
 }

Spacing +300 added lines, -300 removed lines

@@ -5,7 +5,7 @@ 
  * @since   1.0.15
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Discount class.
@@ -13,7 +13,7 @@ 
  * @since 1.0.15
  *
  */
-class WPInv_Discount extends GetPaid_Data  {
+class WPInv_Discount extends GetPaid_Data {
 
 	/**
 	 * Which data store to load.
@@ -79,35 +79,35 @@ 
 	 *
 	 * @param int|array|string|WPInv_Discount|WP_Post $discount discount data, object, ID or code.
 	 */
-	public function __construct( $discount = 0 ) {
-		parent::__construct( $discount );
+	public function __construct($discount = 0) {
+		parent::__construct($discount);
 
-		if ( is_numeric( $discount ) && 'wpi_discount' === get_post_type( $discount ) ) {
-			$this->set_id( $discount );
-		} elseif ( $discount instanceof self ) {
-			$this->set_id( $discount->get_id() );
-		} elseif ( ! empty( $discount->ID ) ) {
-			$this->set_id( $discount->ID );
-		} elseif ( is_array( $discount ) ) {
-			$this->set_props( $discount );
+		if (is_numeric($discount) && 'wpi_discount' === get_post_type($discount)) {
+			$this->set_id($discount);
+		} elseif ($discount instanceof self) {
+			$this->set_id($discount->get_id());
+		} elseif (!empty($discount->ID)) {
+			$this->set_id($discount->ID);
+		} elseif (is_array($discount)) {
+			$this->set_props($discount);
 
-			if ( isset( $discount['ID'] ) ) {
-				$this->set_id( $discount['ID'] );
+			if (isset($discount['ID'])) {
+				$this->set_id($discount['ID']);
 			}
 
-		} elseif ( is_scalar( $discount ) && $discount = self::get_discount_id_by_code( $discount ) ) {
-			$this->set_id( $discount );
+		} elseif (is_scalar($discount) && $discount = self::get_discount_id_by_code($discount)) {
+			$this->set_id($discount);
 		} else {
-			$this->set_object_read( true );
+			$this->set_object_read(true);
 		}
 
         // Load the datastore.
-		$this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
+		$this->data_store = GetPaid_Data_Store::load($this->data_store_name);
 
-		if ( $this->get_id() > 0 ) {
-            $this->post = get_post( $this->get_id() );
+		if ($this->get_id() > 0) {
+            $this->post = get_post($this->get_id());
             $this->ID   = $this->get_id();
-			$this->data_store->read( $this );
+			$this->data_store->read($this);
         }
 
 	}
@@ -123,50 +123,50 @@ 
 	 * @since 1.0.15
 	 * @return array|bool array of discount details on success. False otherwise.
 	 */
-	public static function get_data_by( $field, $value ) {
+	public static function get_data_by($field, $value) {
 
-		if ( 'id' == strtolower( $field ) ) {
+		if ('id' == strtolower($field)) {
 			// Make sure the value is numeric to avoid casting objects, for example,
 			// to int 1.
-			if ( ! is_numeric( $value ) )
+			if (!is_numeric($value))
 				return false;
-			$value = intval( $value );
-			if ( $value < 1 )
+			$value = intval($value);
+			if ($value < 1)
 				return false;
 		}
 
-		if ( ! $value || ! is_string( $field ) ) {
+		if (!$value || !is_string($field)) {
 			return false;
 		}
 
-		$field = trim( $field );
+		$field = trim($field);
 
 		// prepare query args
-		switch ( strtolower( $field ) ) {
+		switch (strtolower($field)) {
 			case 'id':
 				$discount_id = $value;
-				$args		 = array( 'include' => array( $value ) );
+				$args = array('include' => array($value));
 				break;
 			case 'discount_code':
 			case 'code':
-				$value       = trim( $value );
-				$discount_id = wp_cache_get( $value, 'WPInv_Discount_Codes' );
-				$args		 = array( 'meta_key' => '_wpi_discount_code', 'meta_value' => $value );
+				$value       = trim($value);
+				$discount_id = wp_cache_get($value, 'WPInv_Discount_Codes');
+				$args = array('meta_key' => '_wpi_discount_code', 'meta_value' => $value);
 				break;
 			case 'name':
 				$discount_id = 0;
-				$args		 = array( 'name' => trim( $value ) );
+				$args		 = array('name' => trim($value));
 				break;
 			default:
-				$args		 = apply_filters( "wpinv_discount_get_data_by_{$field}_args", null, $value );
-				if ( ! is_array( $args ) ) {
-					return apply_filters( "wpinv_discount_get_data_by_$field", false, $value );
+				$args		 = apply_filters("wpinv_discount_get_data_by_{$field}_args", null, $value);
+				if (!is_array($args)) {
+					return apply_filters("wpinv_discount_get_data_by_$field", false, $value);
 				}
 
 		}
 
 		// Check if there is a cached value.
-		if ( ! empty( $discount_id ) && $discount = wp_cache_get( (int) $discount_id, 'WPInv_Discounts' ) ) {
+		if (!empty($discount_id) && $discount = wp_cache_get((int) $discount_id, 'WPInv_Discounts')) {
 			return $discount;
 		}
 
@@ -175,13 +175,13 @@ 
 			array(
 				'post_type'      => 'wpi_discount',
 				'posts_per_page' => 1,
-				'post_status'    => array( 'publish', 'pending', 'draft', 'expired' )
+				'post_status'    => array('publish', 'pending', 'draft', 'expired')
 			)
 		);
 
-		$discount = get_posts( $args );
+		$discount = get_posts($args);
 
-		if( empty( $discount ) ) {
+		if (empty($discount)) {
 			return false;
 		}
 
@@ -190,30 +190,30 @@ 
 		// Prepare the return data.
 		$return = array(
             'ID'                          => $discount->ID,
-            'code'                        => get_post_meta( $discount->ID, '_wpi_discount_code', true ),
-            'amount'                      => get_post_meta( $discount->ID, '_wpi_discount_amount', true ),
+            'code'                        => get_post_meta($discount->ID, '_wpi_discount_code', true),
+            'amount'                      => get_post_meta($discount->ID, '_wpi_discount_amount', true),
             'date_created'                => $discount->post_date,
 			'date_modified'               => $discount->post_modified,
 			'status'               		  => $discount->post_status,
-			'start'                  	  => get_post_meta( $discount->ID, '_wpi_discount_start', true ),
-            'expiration'                  => get_post_meta( $discount->ID, '_wpi_discount_expiration', true ),
-            'type'               		  => get_post_meta( $discount->ID, '_wpi_discount_type', true ),
+			'start'                  	  => get_post_meta($discount->ID, '_wpi_discount_start', true),
+            'expiration'                  => get_post_meta($discount->ID, '_wpi_discount_expiration', true),
+            'type'               		  => get_post_meta($discount->ID, '_wpi_discount_type', true),
             'description'                 => $discount->post_excerpt,
-            'uses'                 		  => get_post_meta( $discount->ID, '_wpi_discount_uses', true ),
-            'is_single_use'               => get_post_meta( $discount->ID, '_wpi_discount_is_single_use', true ),
-            'items'              	      => get_post_meta( $discount->ID, '_wpi_discount_items', true ),
-            'excluded_items'              => get_post_meta( $discount->ID, '_wpi_discount_excluded_items', true ),
-            'max_uses'                    => get_post_meta( $discount->ID, '_wpi_discount_max_uses', true ),
-            'is_recurring'                => get_post_meta( $discount->ID, '_wpi_discount_is_recurring', true ),
-            'min_total'                   => get_post_meta( $discount->ID, '_wpi_discount_min_total', true ),
-            'max_total'                   => get_post_meta( $discount->ID, '_wpi_discount_max_total', true ),
+            'uses'                 		  => get_post_meta($discount->ID, '_wpi_discount_uses', true),
+            'is_single_use'               => get_post_meta($discount->ID, '_wpi_discount_is_single_use', true),
+            'items'              	      => get_post_meta($discount->ID, '_wpi_discount_items', true),
+            'excluded_items'              => get_post_meta($discount->ID, '_wpi_discount_excluded_items', true),
+            'max_uses'                    => get_post_meta($discount->ID, '_wpi_discount_max_uses', true),
+            'is_recurring'                => get_post_meta($discount->ID, '_wpi_discount_is_recurring', true),
+            'min_total'                   => get_post_meta($discount->ID, '_wpi_discount_min_total', true),
+            'max_total'                   => get_post_meta($discount->ID, '_wpi_discount_max_total', true),
         );
 
-		$return = apply_filters( 'wpinv_discount_properties', $return );
+		$return = apply_filters('wpinv_discount_properties', $return);
 
 		// Update the cache with our data
-		wp_cache_add( $discount->ID, $return, 'WPInv_Discounts' );
-		wp_cache_add( $return['code'], $discount->ID, 'WPInv_Discount_Codes' );
+		wp_cache_add($discount->ID, $return, 'WPInv_Discounts');
+		wp_cache_add($return['code'], $discount->ID, 'WPInv_Discount_Codes');
 
 		return $return;
 	}
@@ -227,19 +227,19 @@ 
 	 * @since 1.0.15
 	 * @return int
 	 */
-	public static function get_discount_id_by_code( $discount_code ) {
+	public static function get_discount_id_by_code($discount_code) {
 
 		// Trim the code.
-		$discount_code = trim( $discount_code );
+		$discount_code = trim($discount_code);
 
 		// Ensure a value has been passed.
-		if ( empty( $discount_code ) ) {
+		if (empty($discount_code)) {
 			return 0;
 		}
 
 		// Maybe retrieve from the cache.
-		$discount_id   = wp_cache_get( $discount_code, 'getpaid_discount_codes' );
-		if ( ! empty( $discount_id ) ) {
+		$discount_id = wp_cache_get($discount_code, 'getpaid_discount_codes');
+		if (!empty($discount_id)) {
 			return $discount_id;
 		}
 
@@ -250,19 +250,19 @@ 
 				'meta_value'     => $discount_code,
 				'post_type'      => 'wpi_discount',
 				'posts_per_page' => 1,
-				'post_status'    => array( 'publish', 'pending', 'draft', 'expired' ),
+				'post_status'    => array('publish', 'pending', 'draft', 'expired'),
 				'fields'         => 'ids',
 			)
 		);
 
-		if ( empty( $discounts ) ) {
+		if (empty($discounts)) {
 			return 0;
 		}
 
 		$discount_id = $discounts[0];
 
 		// Update the cache with our data
-		wp_cache_add( get_post_meta( $discount_id, '_wpi_discount_code', true ), $discount_id, 'getpaid_discount_codes' );
+		wp_cache_add(get_post_meta($discount_id, '_wpi_discount_code', true), $discount_id, 'getpaid_discount_codes');
 
 		return $discount_id;
 	}
@@ -275,8 +275,8 @@ 
 	 *
 	 * @return bool Whether the given discount field 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");
 	}
 
 	/*
@@ -301,8 +301,8 @@ 
 	 * @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);
     }
 
     /**
@@ -312,8 +312,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_version( $context = 'view' ) {
-		return $this->get_prop( 'version', $context );
+	public function get_version($context = 'view') {
+		return $this->get_prop('version', $context);
     }
 
     /**
@@ -323,8 +323,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_created( $context = 'view' ) {
-		return $this->get_prop( 'date_created', $context );
+	public function get_date_created($context = 'view') {
+		return $this->get_prop('date_created', $context);
     }
 
     /**
@@ -334,11 +334,11 @@ 
 	 * @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;
     }
@@ -350,8 +350,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_modified( $context = 'view' ) {
-		return $this->get_prop( 'date_modified', $context );
+	public function get_date_modified($context = 'view') {
+		return $this->get_prop('date_modified', $context);
     }
 
     /**
@@ -361,11 +361,11 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_modified_gmt( $context = 'view' ) {
-        $date = $this->get_date_modified( $context );
+	public function get_date_modified_gmt($context = 'view') {
+        $date = $this->get_date_modified($context);
 
-        if ( $date ) {
-            $date = get_gmt_from_date( $date );
+        if ($date) {
+            $date = get_gmt_from_date($date);
         }
 		return $date;
     }
@@ -377,8 +377,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_name( $context = 'view' ) {
-		return $this->get_prop( 'name', $context );
+	public function get_name($context = 'view') {
+		return $this->get_prop('name', $context);
     }
 
     /**
@@ -388,8 +388,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_title( $context = 'view' ) {
-		return $this->get_name( $context );
+	public function get_title($context = 'view') {
+		return $this->get_name($context);
     }
 
     /**
@@ -399,8 +399,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_description( $context = 'view' ) {
-		return $this->get_prop( 'description', $context );
+	public function get_description($context = 'view') {
+		return $this->get_prop('description', $context);
     }
 
     /**
@@ -410,8 +410,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_excerpt( $context = 'view' ) {
-		return $this->get_description( $context );
+	public function get_excerpt($context = 'view') {
+		return $this->get_description($context);
     }
 
     /**
@@ -421,8 +421,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_summary( $context = 'view' ) {
-		return $this->get_description( $context );
+	public function get_summary($context = 'view') {
+		return $this->get_description($context);
     }
 
     /**
@@ -432,8 +432,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_author( $context = 'view' ) {
-		return (int) $this->get_prop( 'author', $context );
+	public function get_author($context = 'view') {
+		return (int) $this->get_prop('author', $context);
 	}
 	
 	/**
@@ -443,8 +443,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_code( $context = 'view' ) {
-		return $this->get_prop( 'code', $context );
+	public function get_code($context = 'view') {
+		return $this->get_prop('code', $context);
 	}
 	
 	/**
@@ -454,8 +454,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_coupon_code( $context = 'view' ) {
-		return $this->get_code( $context );
+	public function get_coupon_code($context = 'view') {
+		return $this->get_code($context);
 	}
 	
 	/**
@@ -465,8 +465,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_discount_code( $context = 'view' ) {
-		return $this->get_code( $context );
+	public function get_discount_code($context = 'view') {
+		return $this->get_code($context);
 	}
 	
 	/**
@@ -476,8 +476,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_amount( $context = 'view' ) {
-		return $this->get_prop( 'amount', $context );
+	public function get_amount($context = 'view') {
+		return $this->get_prop('amount', $context);
 	}
 
 	/**
@@ -488,23 +488,23 @@ 
 	 */
 	public function get_formatted_amount() {
 
-		if ( $this->is_type( 'flat' ) ) {
-			$rate = wpinv_price( wpinv_format_amount( $this->get_amount() ) );
+		if ($this->is_type('flat')) {
+			$rate = wpinv_price(wpinv_format_amount($this->get_amount()));
 		} else {
 			$rate = $this->get_amount() . '%';
 		}
 
-		return apply_filters( 'wpinv_format_discount_rate', $rate, $this->get_type(), $this->get_amount() );
+		return apply_filters('wpinv_format_discount_rate', $rate, $this->get_type(), $this->get_amount());
 	}
 
-	function wpinv_format_discount_rate( $type, $amount ) {
-		if ( $type == 'flat' ) {
-			$rate = wpinv_price( wpinv_format_amount( $amount ) );
+	function wpinv_format_discount_rate($type, $amount) {
+		if ($type == 'flat') {
+			$rate = wpinv_price(wpinv_format_amount($amount));
 		} else {
 			$rate = $amount . '%';
 		}
 	
-		return apply_filters( 'wpinv_format_discount_rate', $rate, $type, $amount );
+		return apply_filters('wpinv_format_discount_rate', $rate, $type, $amount);
 	}
 	
 	/**
@@ -514,8 +514,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_start( $context = 'view' ) {
-		return $this->get_prop( 'start', $context );
+	public function get_start($context = 'view') {
+		return $this->get_prop('start', $context);
 	}
 	
 	/**
@@ -525,8 +525,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_start_date( $context = 'view' ) {
-		return $this->get_start( $context );
+	public function get_start_date($context = 'view') {
+		return $this->get_start($context);
 	}
 	
 	/**
@@ -536,8 +536,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_expiration( $context = 'view' ) {
-		return $this->get_prop( 'expiration', $context );
+	public function get_expiration($context = 'view') {
+		return $this->get_prop('expiration', $context);
 	}
 	
 	/**
@@ -547,8 +547,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_expiration_date( $context = 'view' ) {
-		return $this->get_expiration( $context );
+	public function get_expiration_date($context = 'view') {
+		return $this->get_expiration($context);
 	}
 
 	/**
@@ -558,8 +558,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_end_date( $context = 'view' ) {
-		return $this->get_expiration( $context );
+	public function get_end_date($context = 'view') {
+		return $this->get_expiration($context);
 	}
 	
 	/**
@@ -569,8 +569,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_type( $context = 'view' ) {
-		return $this->get_prop( 'type', $context );
+	public function get_type($context = 'view') {
+		return $this->get_prop('type', $context);
 	}
 
 	/**
@@ -580,8 +580,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_uses( $context = 'view' ) {
-		return (int) $this->get_prop( 'uses', $context );
+	public function get_uses($context = 'view') {
+		return (int) $this->get_prop('uses', $context);
 	}
 
 	/**
@@ -592,7 +592,7 @@ 
 	 */
 	public function get_usage() {
 
-		if ( ! $this->has_limit() ) {
+		if (!$this->has_limit()) {
 			return $this->get_uses() . ' / ' . ' &infin;';
 		}
 
@@ -607,9 +607,9 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_max_uses( $context = 'view' ) {
-		$max_uses = $this->get_prop( 'max_uses', $context );
-		return empty( $max_uses ) ? null : $max_uses;
+	public function get_max_uses($context = 'view') {
+		$max_uses = $this->get_prop('max_uses', $context);
+		return empty($max_uses) ? null : $max_uses;
 	}
 
 	/**
@@ -619,8 +619,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return bool
 	 */
-	public function get_is_single_use( $context = 'view' ) {
-		return $this->get_prop( 'is_single_use', $context );
+	public function get_is_single_use($context = 'view') {
+		return $this->get_prop('is_single_use', $context);
 	}
 
 	/**
@@ -630,8 +630,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return array
 	 */
-	public function get_items( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'items', $context ) );
+	public function get_items($context = 'view') {
+		return wpinv_parse_list($this->get_prop('items', $context));
 	}
 
 	/**
@@ -641,8 +641,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return array
 	 */
-	public function get_allowed_items( $context = 'view' ) {
-		return $this->get_items( $context );
+	public function get_allowed_items($context = 'view') {
+		return $this->get_items($context);
 	}
 
 	/**
@@ -652,8 +652,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return array
 	 */
-	public function get_excluded_items( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'excluded_items', $context ) );
+	public function get_excluded_items($context = 'view') {
+		return wpinv_parse_list($this->get_prop('excluded_items', $context));
 	}
 
 	/**
@@ -663,8 +663,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int|string|bool
 	 */
-	public function get_is_recurring( $context = 'view' ) {
-		return $this->get_prop( 'is_recurring', $context );
+	public function get_is_recurring($context = 'view') {
+		return $this->get_prop('is_recurring', $context);
 	}
 
 	/**
@@ -674,9 +674,9 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_min_total( $context = 'view' ) {
-		$minimum = $this->get_prop( 'min_total', $context );
-		return empty( $minimum ) ? null : $minimum;
+	public function get_min_total($context = 'view') {
+		$minimum = $this->get_prop('min_total', $context);
+		return empty($minimum) ? null : $minimum;
 	}
 
 	/**
@@ -686,8 +686,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_minimum_total( $context = 'view' ) {
-		return $this->get_min_total( $context );
+	public function get_minimum_total($context = 'view') {
+		return $this->get_min_total($context);
 	}
 
 	/**
@@ -697,9 +697,9 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_max_total( $context = 'view' ) {
-		$maximum = $this->get_prop( 'max_total', $context );
-		return empty( $maximum ) ? null : $maximum;
+	public function get_max_total($context = 'view') {
+		$maximum = $this->get_prop('max_total', $context);
+		return empty($maximum) ? null : $maximum;
 	}
 
 	/**
@@ -709,8 +709,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_maximum_total( $context = 'view' ) {
-		return $this->get_max_total( $context );
+	public function get_maximum_total($context = 'view') {
+		return $this->get_max_total($context);
 	}
 
 	/**
@@ -723,8 +723,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return mixed Value of the given discount property (if set).
 	 */
-	public function get( $key, $context = 'view' ) {
-        return $this->get_prop( $key, $context );
+	public function get($key, $context = 'view') {
+        return $this->get_prop($key, $context);
 	}
 
 	/*
@@ -744,10 +744,10 @@ 
 	 * @param  string $status New status.
 	 * @return array details of change.
 	 */
-	public function set_status( $status ) {
+	public function set_status($status) {
         $old_status = $this->get_status();
 
-        $this->set_prop( 'status', $status );
+        $this->set_prop('status', $status);
 
 		return array(
 			'from' => $old_status,
@@ -760,8 +760,8 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function set_version( $value ) {
-		$this->set_prop( 'version', $value );
+	public function set_version($value) {
+		$this->set_prop('version', $value);
     }
 
     /**
@@ -771,11 +771,11 @@ 
 	 * @param string $value Value to set.
      * @return bool Whether or not the date was set.
 	 */
-	public function set_date_created( $value ) {
-        $date = strtotime( $value );
+	public function set_date_created($value) {
+        $date = strtotime($value);
 
-        if ( $date ) {
-            $this->set_prop( 'date_created', date( 'Y-m-d H:i:s', $date ) );
+        if ($date) {
+            $this->set_prop('date_created', date('Y-m-d H:i:s', $date));
             return true;
         }
 
@@ -790,11 +790,11 @@ 
 	 * @param string $value Value to set.
      * @return bool Whether or not the date was set.
 	 */
-	public function set_date_modified( $value ) {
-        $date = strtotime( $value );
+	public function set_date_modified($value) {
+        $date = strtotime($value);
 
-        if ( $date ) {
-            $this->set_prop( 'date_modified', date( 'Y-m-d H:i:s', $date ) );
+        if ($date) {
+            $this->set_prop('date_modified', date('Y-m-d H:i:s', $date));
             return true;
         }
 
@@ -808,9 +808,9 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New name.
 	 */
-	public function set_name( $value ) {
-        $name = sanitize_text_field( $value );
-		$this->set_prop( 'name', $name );
+	public function set_name($value) {
+        $name = sanitize_text_field($value);
+		$this->set_prop('name', $name);
     }
 
     /**
@@ -819,8 +819,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New name.
 	 */
-	public function set_title( $value ) {
-		$this->set_name( $value );
+	public function set_title($value) {
+		$this->set_name($value);
     }
 
     /**
@@ -829,9 +829,9 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New description.
 	 */
-	public function set_description( $value ) {
-        $description = wp_kses_post( $value );
-		return $this->set_prop( 'description', $description );
+	public function set_description($value) {
+        $description = wp_kses_post($value);
+		return $this->set_prop('description', $description);
     }
 
     /**
@@ -840,8 +840,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New description.
 	 */
-	public function set_excerpt( $value ) {
-		$this->set_description( $value );
+	public function set_excerpt($value) {
+		$this->set_description($value);
     }
 
     /**
@@ -850,8 +850,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New description.
 	 */
-	public function set_summary( $value ) {
-		$this->set_description( $value );
+	public function set_summary($value) {
+		$this->set_description($value);
     }
 
     /**
@@ -860,8 +860,8 @@ 
 	 * @since 1.0.19
 	 * @param  int $value New author.
 	 */
-	public function set_author( $value ) {
-		$this->set_prop( 'author', (int) $value );
+	public function set_author($value) {
+		$this->set_prop('author', (int) $value);
 	}
 	
 	/**
@@ -870,9 +870,9 @@ 
 	 * @since 1.0.19
 	 * @param string $value New discount code.
 	 */
-	public function set_code( $value ) {
-		$code = sanitize_text_field( $value );
-		$this->set_prop( 'code', $code );
+	public function set_code($value) {
+		$code = sanitize_text_field($value);
+		$this->set_prop('code', $code);
 	}
 	
 	/**
@@ -881,8 +881,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value New discount code.
 	 */
-	public function set_coupon_code( $value ) {
-		$this->set_code( $value );
+	public function set_coupon_code($value) {
+		$this->set_code($value);
 	}
 	
 	/**
@@ -891,8 +891,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value New discount code.
 	 */
-	public function set_discount_code( $value ) {
-		$this->set_code( $value );
+	public function set_discount_code($value) {
+		$this->set_code($value);
 	}
 	
 	/**
@@ -901,9 +901,9 @@ 
 	 * @since 1.0.19
 	 * @param float $value New discount code.
 	 */
-	public function set_amount( $value ) {
-		$amount = floatval( wpinv_sanitize_amount( $value ) );
-		$this->set_prop( 'amount', $amount );
+	public function set_amount($value) {
+		$amount = floatval(wpinv_sanitize_amount($value));
+		$this->set_prop('amount', $amount);
 	}
 
 	/**
@@ -912,15 +912,15 @@ 
 	 * @since 1.0.19
 	 * @param float $value New start date.
 	 */
-	public function set_start( $value ) {
-		$date = strtotime( $value );
+	public function set_start($value) {
+		$date = strtotime($value);
 
-        if ( $date ) {
-            $this->set_prop( 'start', date( 'Y-m-d H:i', $date ) );
+        if ($date) {
+            $this->set_prop('start', date('Y-m-d H:i', $date));
             return true;
 		}
 		
-		$this->set_prop( 'start', '' );
+		$this->set_prop('start', '');
 
         return false;
 	}
@@ -931,8 +931,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value New start date.
 	 */
-	public function set_start_date( $value ) {
-		$this->set_start( $value );
+	public function set_start_date($value) {
+		$this->set_start($value);
 	}
 
 	/**
@@ -941,15 +941,15 @@ 
 	 * @since 1.0.19
 	 * @param float $value New expiration date.
 	 */
-	public function set_expiration( $value ) {
-		$date = strtotime( $value );
+	public function set_expiration($value) {
+		$date = strtotime($value);
 
-        if ( $date ) {
-            $this->set_prop( 'expiration', date( 'Y-m-d H:i', $date ) );
+        if ($date) {
+            $this->set_prop('expiration', date('Y-m-d H:i', $date));
             return true;
         }
 
-		$this->set_prop( 'expiration', '' );
+		$this->set_prop('expiration', '');
         return false;
 	}
 
@@ -959,8 +959,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value New expiration date.
 	 */
-	public function set_expiration_date( $value ) {
-		$this->set_expiration( $value );
+	public function set_expiration_date($value) {
+		$this->set_expiration($value);
 	}
 
 	/**
@@ -969,8 +969,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value New expiration date.
 	 */
-	public function set_end_date( $value ) {
-		$this->set_expiration( $value );
+	public function set_end_date($value) {
+		$this->set_expiration($value);
 	}
 
 	/**
@@ -979,9 +979,9 @@ 
 	 * @since 1.0.19
 	 * @param string $value New discount type.
 	 */
-	public function set_type( $value ) {
-		if ( $value && array_key_exists( sanitize_text_field( $value ), wpinv_get_discount_types() ) ) {
-			$this->set_prop( 'type', sanitize_text_field( $value ) );
+	public function set_type($value) {
+		if ($value && array_key_exists(sanitize_text_field($value), wpinv_get_discount_types())) {
+			$this->set_prop('type', sanitize_text_field($value));
 		}
 	}
 
@@ -991,15 +991,15 @@ 
 	 * @since 1.0.19
 	 * @param int $value usage count.
 	 */
-	public function set_uses( $value ) {
+	public function set_uses($value) {
 
 		$value = (int) $value;
 
-		if ( $value < 0 ) {
+		if ($value < 0) {
 			$value = 0;
 		}
 
-		$this->set_prop( 'uses', (int) $value );
+		$this->set_prop('uses', (int) $value);
 	}
 
 	/**
@@ -1008,8 +1008,8 @@ 
 	 * @since 1.0.19
 	 * @param int $value maximum usage count.
 	 */
-	public function set_max_uses( $value ) {
-		$this->set_prop( 'max_uses', absint( $value ) );
+	public function set_max_uses($value) {
+		$this->set_prop('max_uses', absint($value));
 	}
 
 	/**
@@ -1018,8 +1018,8 @@ 
 	 * @since 1.0.19
 	 * @param int|bool $value is single use.
 	 */
-	public function set_is_single_use( $value ) {
-		$this->set_prop( 'is_single_use', (bool) $value );
+	public function set_is_single_use($value) {
+		$this->set_prop('is_single_use', (bool) $value);
 	}
 
 	/**
@@ -1028,8 +1028,8 @@ 
 	 * @since 1.0.19
 	 * @param array $value items.
 	 */
-	public function set_items( $value ) {
-		$this->set_prop( 'items', wpinv_parse_list( $value ) );
+	public function set_items($value) {
+		$this->set_prop('items', wpinv_parse_list($value));
 	}
 
 	/**
@@ -1038,8 +1038,8 @@ 
 	 * @since 1.0.19
 	 * @param array $value items.
 	 */
-	public function set_allowed_items( $value ) {
-		$this->set_items( $value );
+	public function set_allowed_items($value) {
+		$this->set_items($value);
 	}
 
 	/**
@@ -1048,8 +1048,8 @@ 
 	 * @since 1.0.19
 	 * @param array $value items.
 	 */
-	public function set_excluded_items( $value ) {
-		$this->set_prop( 'excluded_items', wpinv_parse_list( $value ) );
+	public function set_excluded_items($value) {
+		$this->set_prop('excluded_items', wpinv_parse_list($value));
 	}
 
 	/**
@@ -1058,8 +1058,8 @@ 
 	 * @since 1.0.19
 	 * @param int|bool $value is recurring.
 	 */
-	public function set_is_recurring( $value ) {
-		$this->set_prop( 'is_recurring', (bool) $value );
+	public function set_is_recurring($value) {
+		$this->set_prop('is_recurring', (bool) $value);
 	}
 
 	/**
@@ -1068,8 +1068,8 @@ 
 	 * @since 1.0.19
 	 * @param float $value minimum total.
 	 */
-	public function set_min_total( $value ) {
-		$this->set_prop( 'min_total', (float) wpinv_sanitize_amount( $value ) );
+	public function set_min_total($value) {
+		$this->set_prop('min_total', (float) wpinv_sanitize_amount($value));
 	}
 
 	/**
@@ -1078,8 +1078,8 @@ 
 	 * @since 1.0.19
 	 * @param float $value minimum total.
 	 */
-	public function set_minimum_total( $value ) {
-		$this->set_min_total( $value );
+	public function set_minimum_total($value) {
+		$this->set_min_total($value);
 	}
 
 	/**
@@ -1088,8 +1088,8 @@ 
 	 * @since 1.0.19
 	 * @param float $value maximum total.
 	 */
-	public function set_max_total( $value ) {
-		$this->set_prop( 'max_total', (float) wpinv_sanitize_amount( $value ) );
+	public function set_max_total($value) {
+		$this->set_prop('max_total', (float) wpinv_sanitize_amount($value));
 	}
 
 	/**
@@ -1098,23 +1098,23 @@ 
 	 * @since 1.0.19
 	 * @param float $value maximum total.
 	 */
-	public function set_maximum_total( $value ) {
-		$this->set_max_total( $value );
+	public function set_maximum_total($value) {
+		$this->set_max_total($value);
 	}
 
 	/**
 	 * @deprecated
 	 */
-	public function refresh(){}
+	public function refresh() {}
 
 	/**
 	 * @deprecated
 	 *
 	 */
-	public function update_status( $status = 'publish' ){
+	public function update_status($status = 'publish') {
 
-		if ( $this->exists() && $this->get_status() != $status ) {
-			$this->set_status( $status );
+		if ($this->exists() && $this->get_status() != $status) {
+			$this->set_status($status);
 			$this->save();
 		}
 
@@ -1134,9 +1134,9 @@ 
 	 *
 	 * @since 1.0.15
 	 */
-	public function exists(){
+	public function exists() {
 		$id = $this->get_id();
-		return ! empty( $id );
+		return !empty($id);
 	}
 
 	/**
@@ -1147,7 +1147,7 @@ 
 	 * @since 1.0.15
 	 * @return bool
 	 */
-	public function is_type( $type ) {
+	public function is_type($type) {
 		return $this->get_type() == $type;
 	}
 
@@ -1169,7 +1169,7 @@ 
 	 */
 	public function has_limit() {
 		$limit = $this->get_max_uses();
-		return ! empty( $limit );
+		return !empty($limit);
 	}
 
 	/**
@@ -1190,13 +1190,13 @@ 
 	 */
 	public function has_exceeded_limit() {
 
-		if ( ! $this->has_limit() || ! $this->has_uses() ) {
-			$exceeded = false ;
+		if (!$this->has_limit() || !$this->has_uses()) {
+			$exceeded = false;
 		} else {
-			$exceeded = ! ( (int) $this->get_max_uses() < $this->get_uses() );
+			$exceeded = !((int) $this->get_max_uses() < $this->get_uses());
 		}
 
-		return apply_filters( 'wpinv_is_discount_maxed_out', $exceeded, $this->ID, $this, $this->code );
+		return apply_filters('wpinv_is_discount_maxed_out', $exceeded, $this->ID, $this, $this->code);
 	}
 
 	/**
@@ -1207,7 +1207,7 @@ 
 	 */
 	public function has_expiration_date() {
 		$date = $this->get_expiration_date();
-		return ! empty( $date );
+		return !empty($date);
 	}
 
 	/**
@@ -1217,8 +1217,8 @@ 
 	 * @return bool
 	 */
 	public function is_expired() {
-		$expired = $this->has_expiration_date() ? current_time( 'timestamp' ) > strtotime( $this->get_expiration_date() ) : false;
-		return apply_filters( 'wpinv_is_discount_expired', $expired, $this->ID, $this, $this->code );
+		$expired = $this->has_expiration_date() ? current_time('timestamp') > strtotime($this->get_expiration_date()) : false;
+		return apply_filters('wpinv_is_discount_expired', $expired, $this->ID, $this, $this->code);
 	}
 
 	/**
@@ -1229,7 +1229,7 @@ 
 	 */
 	public function has_start_date() {
 		$date = $this->get_start_date();
-		return ! empty( $date );
+		return !empty($date);
 	}
 
 	/**
@@ -1239,8 +1239,8 @@ 
 	 * @return bool
 	 */
 	public function has_started() {
-		$started = $this->has_start_date() ? true : current_time( 'timestamp' ) > strtotime( $this->get_start_date() );
-		return apply_filters( 'wpinv_is_discount_started', $started, $this->ID, $this, $this->code );
+		$started = $this->has_start_date() ? true : current_time('timestamp') > strtotime($this->get_start_date());
+		return apply_filters('wpinv_is_discount_started', $started, $this->ID, $this, $this->code);
 	}
 
 	/**
@@ -1251,7 +1251,7 @@ 
 	 */
 	public function has_allowed_items() {
 		$allowed_items = $this->get_allowed_items();
-		return empty( $allowed_items );
+		return empty($allowed_items);
 	}
 
 	/**
@@ -1262,7 +1262,7 @@ 
 	 */
 	public function has_excluded_items() {
 		$excluded_items = $this->get_excluded_items();
-		return empty( $excluded_items );
+		return empty($excluded_items);
 	}
 
 	/**
@@ -1272,17 +1272,17 @@ 
 	 * @since 1.0.15
 	 * @return boolean
 	 */
-	public function is_valid_for_items( $item_ids ) {
+	public function is_valid_for_items($item_ids) {
 
-		$item_ids = array_map( 'intval',  wpinv_parse_list( $item_ids ) );
-		$included = array_intersect( $item_ids, $this->get_allowed_items() );
-		$excluded = array_intersect( $item_ids, $this->get_excluded_items() );
+		$item_ids = array_map('intval', wpinv_parse_list($item_ids));
+		$included = array_intersect($item_ids, $this->get_allowed_items());
+		$excluded = array_intersect($item_ids, $this->get_excluded_items());
 
-		if ( $this->has_excluded_items() && ! empty( $excluded ) ) {
+		if ($this->has_excluded_items() && !empty($excluded)) {
 			return false;
 		}
 
-		if ( $this->has_allowed_items() && empty( $included ) ) {
+		if ($this->has_allowed_items() && empty($included)) {
 			return false;
 		}
 		return true;
@@ -1295,8 +1295,8 @@ 
 	 * @since 1.0.15
 	 * @return boolean
 	 */
-	public function is_valid_for_amount( $amount ) {
-		return $this->is_minimum_amount_met( $amount ) && $this->is_maximum_amount_met( $amount );
+	public function is_valid_for_amount($amount) {
+		return $this->is_minimum_amount_met($amount) && $this->is_maximum_amount_met($amount);
 	}
 
 	/**
@@ -1307,7 +1307,7 @@ 
 	 */
 	public function has_minimum_amount() {
 		$minimum = $this->get_minimum_total();
-		return ! empty( $minimum );
+		return !empty($minimum);
 	}
 
 	/**
@@ -1317,10 +1317,10 @@ 
 	 * @since 1.0.15
 	 * @return boolean
 	 */
-	public function is_minimum_amount_met( $amount ) {
-		$amount = floatval( wpinv_sanitize_amount( $amount ) );
-		$min_met= ! ( $this->has_minimum_amount() && $amount < floatval( wpinv_sanitize_amount( $this->get_minimum_total() ) ) );
-		return apply_filters( 'wpinv_is_discount_min_met', $min_met, $this->ID, $this, $this->code, $amount );
+	public function is_minimum_amount_met($amount) {
+		$amount = floatval(wpinv_sanitize_amount($amount));
+		$min_met = !($this->has_minimum_amount() && $amount < floatval(wpinv_sanitize_amount($this->get_minimum_total())));
+		return apply_filters('wpinv_is_discount_min_met', $min_met, $this->ID, $this, $this->code, $amount);
 	}
 
 	/**
@@ -1331,7 +1331,7 @@ 
 	 */
 	public function has_maximum_amount() {
 		$maximum = $this->get_maximum_total();
-		return ! empty( $maximum );
+		return !empty($maximum);
 	}
 
 	/**
@@ -1341,10 +1341,10 @@ 
 	 * @since 1.0.15
 	 * @return boolean
 	 */
-	public function is_maximum_amount_met( $amount ) {
-		$amount = floatval( wpinv_sanitize_amount( $amount ) );
-		$max_met= ! ( $this->has_maximum_amount() && $amount > floatval( wpinv_sanitize_amount( $this->get_maximum_total() ) ) );
-		return apply_filters( 'wpinv_is_discount_max_met', $max_met, $this->ID, $this, $this->code, $amount );
+	public function is_maximum_amount_met($amount) {
+		$amount = floatval(wpinv_sanitize_amount($amount));
+		$max_met = !($this->has_maximum_amount() && $amount > floatval(wpinv_sanitize_amount($this->get_maximum_total())));
+		return apply_filters('wpinv_is_discount_max_met', $max_met, $this->ID, $this, $this->code, $amount);
 	}
 
 	/**
@@ -1355,7 +1355,7 @@ 
 	 */
 	public function is_recurring() {
 		$recurring = $this->get_is_recurring();
-		return ! empty( $recurring );
+		return !empty($recurring);
 	}
 
 	/**
@@ -1366,7 +1366,7 @@ 
 	 */
 	public function is_single_use() {
 		$usage = $this->get_is_single_use();
-		return ! empty( $usage );
+		return !empty($usage);
 	}
 
 	/**
@@ -1376,57 +1376,57 @@ 
 	 * @since 1.0.15
 	 * @return boolean
 	 */
-	public function is_valid_for_user( $user ) {
+	public function is_valid_for_user($user) {
 		global $wpi_checkout_id;
 
 		// Ensure that the discount is single use.
-		if ( empty( $user ) || ! $this->is_single_use() ) {
+		if (empty($user) || !$this->is_single_use()) {
 			return true;
 		}
 
 		// Prepare the user id.
 		$user_id = 0;
-        if ( is_int( $user ) ) {
-            $user_id = absint( $user );
-        } else if ( is_email( $user ) && $user_data = get_user_by( 'email', $user ) ) {
+        if (is_int($user)) {
+            $user_id = absint($user);
+        } else if (is_email($user) && $user_data = get_user_by('email', $user)) {
             $user_id = $user_data->ID;
-        } else if ( $user_data = get_user_by( 'login', $user ) ) {
+        } else if ($user_data = get_user_by('login', $user)) {
             $user_id = $user_data->ID;
-        } else if ( absint( $user ) > 0 ) {
-            $user_id = absint( $user );
+        } else if (absint($user) > 0) {
+            $user_id = absint($user);
 		}
 
 		// Ensure that we have a user.
-		if ( empty( $user_id ) ) {
+		if (empty($user_id)) {
 			return true;
 		}
 
 		// Get all payments with matching user id.
-        $payments = wpinv_get_invoices( array( 'user' => $user_id, 'limit' => false ) );
-		$code     = strtolower( $this->get_code() );
+        $payments = wpinv_get_invoices(array('user' => $user_id, 'limit' => false));
+		$code = strtolower($this->get_code());
 
 		// For each payment...
-		foreach ( $payments as $payment ) {
+		foreach ($payments as $payment) {
 
 			// ... skip the current payment.
-			if ( ! empty( $wpi_checkout_id ) && $wpi_checkout_id == $payment->ID ) {
+			if (!empty($wpi_checkout_id) && $wpi_checkout_id == $payment->ID) {
 				continue;
 			}
 
 			// And failed payments.
-			if ( $payment->has_status( array( 'wpi-cancelled', 'wpi-failed' ) ) ) {
+			if ($payment->has_status(array('wpi-cancelled', 'wpi-failed'))) {
 				continue;
 			}
 
 			// Retrieve all the discounts for the payment.
-			$discounts = $payment->get_discounts( true );
-			if ( empty( $discounts ) ) {
+			$discounts = $payment->get_discounts(true);
+			if (empty($discounts)) {
 				continue;
 			}
 
 			// And check if the current discount is amongst them.
-			$discounts = array_map( 'strtolower', wpinv_parse_list( $discounts ) );
-			if ( ! empty( $discounts ) && in_array( $code, $discounts ) ) {
+			$discounts = array_map('strtolower', wpinv_parse_list($discounts));
+			if (!empty($discounts) && in_array($code, $discounts)) {
 				return false;
 			}
 		}
@@ -1451,24 +1451,24 @@ 
 	 * @param int $by The number of usages to increas by.
 	 * @return int
 	 */
-	public function increase_usage( $by = 1 ) {
+	public function increase_usage($by = 1) {
 
 		// Abort if zero.
-		if ( empty( $by ) ) {
+		if (empty($by)) {
 			return;
 		}
 
 		// Increase the usage.
-		$this->set_uses( $this->get_uses() + (int) $by );
+		$this->set_uses($this->get_uses() + (int) $by);
 
 		// Save the discount.
 		$this->save();
 
 		// Fire relevant hooks.
-		if( (int) $by > 0 ) {
-			do_action( 'wpinv_discount_increase_use_count', $this->uses, $this->ID, $this->code,  absint( $by ) );
+		if ((int) $by > 0) {
+			do_action('wpinv_discount_increase_use_count', $this->uses, $this->ID, $this->code, absint($by));
 		} else {
-			do_action( 'wpinv_discount_decrease_use_count', $this->uses, $this->ID, $this->code, absint( $by ) );
+			do_action('wpinv_discount_decrease_use_count', $this->uses, $this->ID, $this->code, absint($by));
 		}
 
 		// Return the number of times the discount has been used.
@@ -1492,7 +1492,7 @@ 
 	 * @param float $amount
 	 * @return float
 	 */
-	public function get_discounted_amount( $amount ) {
+	public function get_discounted_amount($amount) {
 
 		// Convert amount to float.
 		$amount = (float) $amount;
@@ -1500,29 +1500,29 @@ 
 		// Get discount amount.
 		$discount_amount = $this->get_amount();
 
-		if ( empty( $discount_amount ) ) {
+		if (empty($discount_amount)) {
 			return 0;
 		}
 
 		// Format the amount.
-		$discount_amount = floatval( wpinv_sanitize_amount( $discount_amount ) );
+		$discount_amount = floatval(wpinv_sanitize_amount($discount_amount));
 		
 		// If this is a percentage discount.
-		if ( $this->is_type( 'percent' ) ) {
-            $discount_amount = $amount * ( $discount_amount / 100 );
+		if ($this->is_type('percent')) {
+            $discount_amount = $amount * ($discount_amount / 100);
 		}
 
 		// Discount can not be less than zero...
-		if ( $discount_amount < 0 ) {
+		if ($discount_amount < 0) {
 			$discount_amount = 0;
 		}
 
 		// ... or more than the amount.
-		if ( $discount_amount > $amount ) {
+		if ($discount_amount > $amount) {
 			$discount_amount = $amount;
 		}
 
-		return apply_filters( 'wpinv_discount_total_discount_amount', $discount_amount, $amount, $this );
+		return apply_filters('wpinv_discount_total_discount_amount', $discount_amount, $amount, $this);
 	}
 
 }

includes/class-wpinv-item.php

Spacing +207 added lines, -207 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
 	exit;
 }
 
@@ -78,26 +78,26 @@ 
 	 *
 	 * @param  int|object|WPInv_Item|WP_Post $item Item to read.
 	 */
-	public function __construct( $item = 0 ) {
-		parent::__construct( $item );
+	public function __construct($item = 0) {
+		parent::__construct($item);
 
-		if ( is_numeric( $item ) && $item > 0 ) {
-			$this->set_id( $item );
-		} elseif ( $item instanceof self ) {
-			$this->set_id( $item->get_id() );
-		} elseif ( ! empty( $item->ID ) ) {
-			$this->set_id( $item->ID );
+		if (is_numeric($item) && $item > 0) {
+			$this->set_id($item);
+		} elseif ($item instanceof self) {
+			$this->set_id($item->get_id());
+		} elseif (!empty($item->ID)) {
+			$this->set_id($item->ID);
 		} else {
-			$this->set_object_read( true );
+			$this->set_object_read(true);
 		}
 
         // Load the datastore.
-		$this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
+		$this->data_store = GetPaid_Data_Store::load($this->data_store_name);
 
-		if ( $this->get_id() > 0 ) {
-            $this->post = get_post( $this->get_id() );
+		if ($this->get_id() > 0) {
+            $this->post = get_post($this->get_id());
             $this->ID   = $this->get_id();
-			$this->data_store->read( $this );
+			$this->data_store->read($this);
         }
 
 	}
@@ -124,8 +124,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_parent_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'parent_id', $context );
+	public function get_parent_id($context = 'view') {
+		return (int) $this->get_prop('parent_id', $context);
     }
 
     /**
@@ -135,8 +135,8 @@ 
 	 * @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);
     }
 
     /**
@@ -146,8 +146,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_version( $context = 'view' ) {
-		return $this->get_prop( 'version', $context );
+	public function get_version($context = 'view') {
+		return $this->get_prop('version', $context);
     }
 
     /**
@@ -157,8 +157,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_created( $context = 'view' ) {
-		return $this->get_prop( 'date_created', $context );
+	public function get_date_created($context = 'view') {
+		return $this->get_prop('date_created', $context);
     }
 
     /**
@@ -168,11 +168,11 @@ 
 	 * @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;
     }
@@ -184,8 +184,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_modified( $context = 'view' ) {
-		return $this->get_prop( 'date_modified', $context );
+	public function get_date_modified($context = 'view') {
+		return $this->get_prop('date_modified', $context);
     }
 
     /**
@@ -195,11 +195,11 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_modified_gmt( $context = 'view' ) {
-        $date = $this->get_date_modified( $context );
+	public function get_date_modified_gmt($context = 'view') {
+        $date = $this->get_date_modified($context);
 
-        if ( $date ) {
-            $date = get_gmt_from_date( $date );
+        if ($date) {
+            $date = get_gmt_from_date($date);
         }
 		return $date;
     }
@@ -211,8 +211,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_name( $context = 'view' ) {
-		return $this->get_prop( 'name', $context );
+	public function get_name($context = 'view') {
+		return $this->get_prop('name', $context);
     }
 
     /**
@@ -222,8 +222,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_title( $context = 'view' ) {
-		return $this->get_name( $context );
+	public function get_title($context = 'view') {
+		return $this->get_name($context);
     }
 
     /**
@@ -233,8 +233,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_description( $context = 'view' ) {
-		return $this->get_prop( 'description', $context );
+	public function get_description($context = 'view') {
+		return $this->get_prop('description', $context);
     }
 
     /**
@@ -244,8 +244,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_excerpt( $context = 'view' ) {
-		return $this->get_description( $context );
+	public function get_excerpt($context = 'view') {
+		return $this->get_description($context);
     }
 
     /**
@@ -255,8 +255,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_summary( $context = 'view' ) {
-		return $this->get_description( $context );
+	public function get_summary($context = 'view') {
+		return $this->get_description($context);
     }
 
     /**
@@ -266,8 +266,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_author( $context = 'view' ) {
-		return (int) $this->get_prop( 'author', $context );
+	public function get_author($context = 'view') {
+		return (int) $this->get_prop('author', $context);
     }
 
     /**
@@ -277,8 +277,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_price( $context = 'view' ) {
-        return wpinv_sanitize_amount( $this->get_prop( 'price', $context ) );
+	public function get_price($context = 'view') {
+        return wpinv_sanitize_amount($this->get_prop('price', $context));
 	}
 	
 	/**
@@ -288,14 +288,14 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_initial_price( $context = 'view' ) {
+	public function get_initial_price($context = 'view') {
 
-		$price = $this->get_price( $context );
+		$price = $this->get_price($context);
 
-		if ( $this->has_free_trial() ) {
-			$price = wpinv_sanitize_amount( 0 );
+		if ($this->has_free_trial()) {
+			$price = wpinv_sanitize_amount(0);
 		}
-        return apply_filters( 'wpinv_get_initial_item_price', $price, $this );
+        return apply_filters('wpinv_get_initial_item_price', $price, $this);
     }
 
     /**
@@ -306,9 +306,9 @@ 
 	 * @return string
 	 */
     public function get_the_price() {
-        $item_price = wpinv_price( $this->get_price() );
+        $item_price = wpinv_price($this->get_price());
 
-        return apply_filters( 'wpinv_get_the_item_price', $item_price, $this->ID );
+        return apply_filters('wpinv_get_the_item_price', $item_price, $this->ID);
     }
 
     /**
@@ -318,8 +318,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_vat_rule( $context = 'view' ) {
-        return $this->get_prop( 'vat_rule', $context );
+	public function get_vat_rule($context = 'view') {
+        return $this->get_prop('vat_rule', $context);
     }
 
     /**
@@ -329,8 +329,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_vat_class( $context = 'view' ) {
-        return $this->get_prop( 'vat_class', $context );
+	public function get_vat_class($context = 'view') {
+        return $this->get_prop('vat_class', $context);
     }
 
     /**
@@ -340,8 +340,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_type( $context = 'view' ) {
-        return $this->get_prop( 'type', $context );
+	public function get_type($context = 'view') {
+        return $this->get_prop('type', $context);
     }
 
     /**
@@ -351,8 +351,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_custom_id( $context = 'view' ) {
-        return $this->get_prop( 'custom_id', $context );
+	public function get_custom_id($context = 'view') {
+        return $this->get_prop('custom_id', $context);
     }
 
     /**
@@ -362,8 +362,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_custom_name( $context = 'view' ) {
-        return $this->get_prop( 'custom_name', $context );
+	public function get_custom_name($context = 'view') {
+        return $this->get_prop('custom_name', $context);
     }
 
     /**
@@ -373,8 +373,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_custom_singular_name( $context = 'view' ) {
-        return $this->get_prop( 'custom_singular_name', $context );
+	public function get_custom_singular_name($context = 'view') {
+        return $this->get_prop('custom_singular_name', $context);
     }
 
     /**
@@ -384,8 +384,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_is_editable( $context = 'view' ) {
-        return (int) $this->get_prop( 'is_editable', $context );
+	public function get_is_editable($context = 'view') {
+        return (int) $this->get_prop('is_editable', $context);
     }
 
     /**
@@ -395,8 +395,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_editable( $context = 'view' ) {
-		return $this->get_is_editable( $context );
+	public function get_editable($context = 'view') {
+		return $this->get_is_editable($context);
     }
 
     /**
@@ -406,8 +406,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_is_dynamic_pricing( $context = 'view' ) {
-        return (int) $this->get_prop( 'is_dynamic_pricing', $context );
+	public function get_is_dynamic_pricing($context = 'view') {
+        return (int) $this->get_prop('is_dynamic_pricing', $context);
     }
 
     /**
@@ -417,8 +417,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_minimum_price( $context = 'view' ) {
-        return wpinv_sanitize_amount( $this->get_prop( 'minimum_price', $context ) );
+	public function get_minimum_price($context = 'view') {
+        return wpinv_sanitize_amount($this->get_prop('minimum_price', $context));
     }
 
     /**
@@ -428,8 +428,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_is_recurring( $context = 'view' ) {
-        return (int) $this->get_prop( 'is_recurring', $context );
+	public function get_is_recurring($context = 'view') {
+        return (int) $this->get_prop('is_recurring', $context);
 	}
 	
 	/**
@@ -439,9 +439,9 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_recurring_price( $context = 'view' ) {
-		$price = $this->get_price( $context );
-        return wpinv_sanitize_amount( apply_filters( 'wpinv_get_recurring_item_price', $price, $this->ID ) );
+	public function get_recurring_price($context = 'view') {
+		$price = $this->get_price($context);
+        return wpinv_sanitize_amount(apply_filters('wpinv_get_recurring_item_price', $price, $this->ID));
 	}
 
 	/**
@@ -462,15 +462,15 @@ 
 		$period   = $this->get_recurring_period();
 		$interval = $this->get_recurring_interval();
 
-		if ( $this->has_free_trial() ) {
+		if ($this->has_free_trial()) {
 			$period   = $this->get_trial_period();
 			$interval = $this->get_trial_interval();
 		}
 
-		$period       = $periods[ $period ];
-		$interval     = empty( $interval ) ? 1 : $interval;
-		$next_renewal = strtotime( "+$interval $period", current_time( 'timestamp' ) );
-        return apply_filters( 'wpinv_get_first_renewal_date', $next_renewal, $this );
+		$period       = $periods[$period];
+		$interval     = empty($interval) ? 1 : $interval;
+		$next_renewal = strtotime("+$interval $period", current_time('timestamp'));
+        return apply_filters('wpinv_get_first_renewal_date', $next_renewal, $this);
     }
 
     /**
@@ -480,14 +480,14 @@ 
 	 * @param  bool $full Return abbreviation or in full.
 	 * @return string
 	 */
-	public function get_recurring_period( $full = false ) {
-        $period = $this->get_prop( 'recurring_period', 'view' );
+	public function get_recurring_period($full = false) {
+        $period = $this->get_prop('recurring_period', 'view');
 
-        if ( $full && ! is_bool( $full ) ) {
+        if ($full && !is_bool($full)) {
             $full = false;
         }
 
-        return getpaid_sanitize_recurring_period( $period, $full );
+        return getpaid_sanitize_recurring_period($period, $full);
     }
 
     /**
@@ -497,10 +497,10 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_recurring_interval( $context = 'view' ) {
-		$interval = absint( $this->get_prop( 'recurring_interval', $context ) );
+	public function get_recurring_interval($context = 'view') {
+		$interval = absint($this->get_prop('recurring_interval', $context));
 
-		if ( $interval < 1 ) {
+		if ($interval < 1) {
 			$interval = 1;
 		}
 
@@ -514,8 +514,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_recurring_limit( $context = 'view' ) {
-        return (int) $this->get_prop( 'recurring_limit', $context );
+	public function get_recurring_limit($context = 'view') {
+        return (int) $this->get_prop('recurring_limit', $context);
     }
 
     /**
@@ -525,8 +525,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_is_free_trial( $context = 'view' ) {
-        return (int) $this->get_prop( 'is_free_trial', $context );
+	public function get_is_free_trial($context = 'view') {
+        return (int) $this->get_prop('is_free_trial', $context);
     }
 
     /**
@@ -536,8 +536,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_free_trial( $context = 'view' ) {
-        return $this->get_is_free_trial( $context );
+	public function get_free_trial($context = 'view') {
+        return $this->get_is_free_trial($context);
     }
 
     /**
@@ -547,14 +547,14 @@ 
 	 * @param  bool $full Return abbreviation or in full.
 	 * @return string
 	 */
-	public function get_trial_period( $full = false ) {
-        $period = $this->get_prop( 'trial_period', 'view' );
+	public function get_trial_period($full = false) {
+        $period = $this->get_prop('trial_period', 'view');
 
-        if ( $full && ! is_bool( $full ) ) {
+        if ($full && !is_bool($full)) {
             $full = false;
         }
 
-        return getpaid_sanitize_recurring_period( $period, $full );
+        return getpaid_sanitize_recurring_period($period, $full);
     }
 
     /**
@@ -564,26 +564,26 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_trial_interval( $context = 'view' ) {
-        return (int) $this->get_prop( 'trial_interval', $context );
+	public function get_trial_interval($context = 'view') {
+        return (int) $this->get_prop('trial_interval', $context);
     }
 
     /**
      * Margic method for retrieving a property.
      */
-    public function __get( $key ) {
+    public function __get($key) {
 
         // Check if we have a helper method for that.
-        if ( method_exists( $this, 'get_' . $key ) ) {
-            return call_user_func( array( $this, 'get_' . $key ) );
+        if (method_exists($this, 'get_' . $key)) {
+            return call_user_func(array($this, 'get_' . $key));
         }
 
         // Check if the key is in the associated $post object.
-        if ( ! empty( $this->post ) && isset( $this->post->$key ) ) {
+        if (!empty($this->post) && isset($this->post->$key)) {
             return $this->post->$key;
         }
 
-        return $this->get_prop( $key );
+        return $this->get_prop($key);
 
     }
 
@@ -602,11 +602,11 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function set_parent_id( $value ) {
-		if ( $value && ( $value === $this->get_id() || ! get_post( $value ) ) ) {
+	public function set_parent_id($value) {
+		if ($value && ($value === $this->get_id() || !get_post($value))) {
 			return;
 		}
-		$this->set_prop( 'parent_id', absint( $value ) );
+		$this->set_prop('parent_id', absint($value));
 	}
 
     /**
@@ -616,10 +616,10 @@ 
 	 * @param  string $status New status.
 	 * @return array details of change.
 	 */
-	public function set_status( $status ) {
+	public function set_status($status) {
         $old_status = $this->get_status();
 
-        $this->set_prop( 'status', $status );
+        $this->set_prop('status', $status);
 
 		return array(
 			'from' => $old_status,
@@ -632,8 +632,8 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function set_version( $value ) {
-		$this->set_prop( 'version', $value );
+	public function set_version($value) {
+		$this->set_prop('version', $value);
     }
 
     /**
@@ -643,11 +643,11 @@ 
 	 * @param string $value Value to set.
      * @return bool Whether or not the date was set.
 	 */
-	public function set_date_created( $value ) {
-        $date = strtotime( $value );
+	public function set_date_created($value) {
+        $date = strtotime($value);
 
-        if ( $date ) {
-            $this->set_prop( 'date_created', date( 'Y-m-d H:i:s', $date ) );
+        if ($date) {
+            $this->set_prop('date_created', date('Y-m-d H:i:s', $date));
             return true;
         }
 
@@ -662,11 +662,11 @@ 
 	 * @param string $value Value to set.
      * @return bool Whether or not the date was set.
 	 */
-	public function set_date_modified( $value ) {
-        $date = strtotime( $value );
+	public function set_date_modified($value) {
+        $date = strtotime($value);
 
-        if ( $date ) {
-            $this->set_prop( 'date_modified', date( 'Y-m-d H:i:s', $date ) );
+        if ($date) {
+            $this->set_prop('date_modified', date('Y-m-d H:i:s', $date));
             return true;
         }
 
@@ -680,9 +680,9 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New name.
 	 */
-	public function set_name( $value ) {
-        $name = sanitize_text_field( $value );
-		$this->set_prop( 'name', $name );
+	public function set_name($value) {
+        $name = sanitize_text_field($value);
+		$this->set_prop('name', $name);
     }
 
     /**
@@ -691,8 +691,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New name.
 	 */
-	public function set_title( $value ) {
-		$this->set_name( $value );
+	public function set_title($value) {
+		$this->set_name($value);
     }
 
     /**
@@ -701,9 +701,9 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New description.
 	 */
-	public function set_description( $value ) {
-        $description = wp_kses_post( $value );
-		return $this->set_prop( 'description', $description );
+	public function set_description($value) {
+        $description = wp_kses_post($value);
+		return $this->set_prop('description', $description);
     }
 
     /**
@@ -712,8 +712,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New description.
 	 */
-	public function set_excerpt( $value ) {
-		$this->set_description( $value );
+	public function set_excerpt($value) {
+		$this->set_description($value);
     }
 
     /**
@@ -722,8 +722,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New description.
 	 */
-	public function set_summary( $value ) {
-		$this->set_description( $value );
+	public function set_summary($value) {
+		$this->set_description($value);
     }
 
     /**
@@ -732,8 +732,8 @@ 
 	 * @since 1.0.19
 	 * @param  int $value New author.
 	 */
-	public function set_author( $value ) {
-		$this->set_prop( 'author', (int) $value );
+	public function set_author($value) {
+		$this->set_prop('author', (int) $value);
     }
 
     /**
@@ -742,8 +742,8 @@ 
 	 * @since 1.0.19
 	 * @param  float $value New price.
 	 */
-	public function set_price( $value ) {
-        $this->set_prop( 'price', (float) wpinv_sanitize_amount( $value ) );
+	public function set_price($value) {
+        $this->set_prop('price', (float) wpinv_sanitize_amount($value));
     }
 
     /**
@@ -752,8 +752,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value new rule.
 	 */
-	public function set_vat_rule( $value ) {
-        $this->set_prop( 'vat_rule', $value );
+	public function set_vat_rule($value) {
+        $this->set_prop('vat_rule', $value);
     }
 
     /**
@@ -762,8 +762,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value new class.
 	 */
-	public function set_vat_class( $value ) {
-        $this->set_prop( 'vat_class', $value );
+	public function set_vat_class($value) {
+        $this->set_prop('vat_class', $value);
     }
 
     /**
@@ -773,13 +773,13 @@ 
 	 * @param  string $value new item type.
 	 * @return string
 	 */
-	public function set_type( $value ) {
+	public function set_type($value) {
 
-        if ( empty( $value ) ) {
+        if (empty($value)) {
             $value = 'custom';
         }
 
-        $this->set_prop( 'type', $value );
+        $this->set_prop('type', $value);
     }
 
     /**
@@ -788,8 +788,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value new custom id.
 	 */
-	public function set_custom_id( $value ) {
-        $this->set_prop( 'custom_id', $value );
+	public function set_custom_id($value) {
+        $this->set_prop('custom_id', $value);
     }
 
     /**
@@ -798,8 +798,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value new custom name.
 	 */
-	public function set_custom_name( $value ) {
-        $this->set_prop( 'custom_name', $value );
+	public function set_custom_name($value) {
+        $this->set_prop('custom_name', $value);
     }
 
     /**
@@ -808,8 +808,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value new custom singular name.
 	 */
-	public function set_custom_singular_name( $value ) {
-        $this->set_prop( 'custom_singular_name', $value );
+	public function set_custom_singular_name($value) {
+        $this->set_prop('custom_singular_name', $value);
     }
 
     /**
@@ -818,9 +818,9 @@ 
 	 * @since 1.0.19
 	 * @param  int|bool $value whether or not the item is editable.
 	 */
-	public function set_is_editable( $value ) {
-		if ( is_numeric( $value ) ) {
-			$this->set_prop( 'is_editable', (int) $value );
+	public function set_is_editable($value) {
+		if (is_numeric($value)) {
+			$this->set_prop('is_editable', (int) $value);
 		}
     }
 
@@ -830,8 +830,8 @@ 
 	 * @since 1.0.19
 	 * @param  int|bool $value whether or not dynamic pricing is allowed.
 	 */
-	public function set_is_dynamic_pricing( $value ) {
-        $this->set_prop( 'is_dynamic_pricing', (int) $value );
+	public function set_is_dynamic_pricing($value) {
+        $this->set_prop('is_dynamic_pricing', (int) $value);
     }
 
     /**
@@ -840,8 +840,8 @@ 
 	 * @since 1.0.19
 	 * @param  float $value minimum price.
 	 */
-	public function set_minimum_price( $value ) {
-        $this->set_prop( 'minimum_price',  (float) wpinv_sanitize_amount( $value ) );
+	public function set_minimum_price($value) {
+        $this->set_prop('minimum_price', (float) wpinv_sanitize_amount($value));
     }
 
     /**
@@ -850,8 +850,8 @@ 
 	 * @since 1.0.19
 	 * @param  int|bool $value whether or not dynamic pricing is allowed.
 	 */
-	public function set_is_recurring( $value ) {
-        $this->set_prop( 'is_recurring', (int) $value );
+	public function set_is_recurring($value) {
+        $this->set_prop('is_recurring', (int) $value);
     }
 
     /**
@@ -860,8 +860,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value new period.
 	 */
-	public function set_recurring_period( $value ) {
-        $this->set_prop( 'recurring_period', $value );
+	public function set_recurring_period($value) {
+        $this->set_prop('recurring_period', $value);
     }
 
     /**
@@ -870,8 +870,8 @@ 
 	 * @since 1.0.19
 	 * @param  int $value recurring interval.
 	 */
-	public function set_recurring_interval( $value ) {
-        return $this->set_prop( 'recurring_interval', (int) $value );
+	public function set_recurring_interval($value) {
+        return $this->set_prop('recurring_interval', (int) $value);
     }
 
     /**
@@ -880,8 +880,8 @@ 
 	 * @param  int $value The recurring limit.
 	 * @return int
 	 */
-	public function set_recurring_limit( $value ) {
-        $this->set_prop( 'recurring_limit', (int) $value );
+	public function set_recurring_limit($value) {
+        $this->set_prop('recurring_limit', (int) $value);
     }
 
     /**
@@ -890,8 +890,8 @@ 
 	 * @since 1.0.19
 	 * @param  int|bool $value whether or not it has a free trial.
 	 */
-	public function set_is_free_trial( $value ) {
-        $this->set_prop( 'is_free_trial', (int) $value );
+	public function set_is_free_trial($value) {
+        $this->set_prop('is_free_trial', (int) $value);
     }
 
     /**
@@ -900,8 +900,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value trial period.
 	 */
-	public function set_trial_period( $value ) {
-        $this->set_prop( 'trial_period', $value );
+	public function set_trial_period($value) {
+        $this->set_prop('trial_period', $value);
     }
 
     /**
@@ -910,8 +910,8 @@ 
 	 * @since 1.0.19
 	 * @param  int $value trial interval.
 	 */
-	public function set_trial_interval( $value ) {
-        $this->set_prop( 'trial_interval', $value );
+	public function set_trial_interval($value) {
+        $this->set_prop('trial_interval', $value);
     }
 
     /**
@@ -920,11 +920,11 @@ 
      * @deprecated
 	 * @return int item id
      */
-    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.
@@ -938,8 +938,8 @@ 
      * @deprecated
 	 * @return int item id
      */
-    public function update( $data = array() ) {
-        return $this->create( $data );
+    public function update($data = array()) {
+        return $this->create($data);
     }
 
     /*
@@ -979,7 +979,7 @@ 
 	 */
     public function has_free_trial() {
         $has_trial = $this->is_recurring() && (bool) $this->get_free_trial() ? true : false;
-        return (bool) apply_filters( 'wpinv_item_has_free_trial', $has_trial, $this->ID, $this );
+        return (bool) apply_filters('wpinv_item_has_free_trial', $has_trial, $this->ID, $this);
     }
 
     /**
@@ -989,8 +989,8 @@ 
 	 * @return bool
 	 */
     public function is_free() {
-        $is_free   = $this->get_price() == 0;
-        return (bool) apply_filters( 'wpinv_is_free_item', $is_free, $this->ID, $this );
+        $is_free = $this->get_price() == 0;
+        return (bool) apply_filters('wpinv_is_free_item', $is_free, $this->ID, $this);
     }
 
     /**
@@ -999,9 +999,9 @@ 
 	 * @param array|string $status Status to check.
 	 * @return bool
 	 */
-	public function has_status( $status ) {
-		$has_status = ( is_array( $status ) && in_array( $this->get_status(), $status, true ) ) || $this->get_status() === $status;
-		return (bool) apply_filters( 'getpaid_item_has_status', $has_status, $this, $status );
+	public function has_status($status) {
+		$has_status = (is_array($status) && in_array($this->get_status(), $status, true)) || $this->get_status() === $status;
+		return (bool) apply_filters('getpaid_item_has_status', $has_status, $this, $status);
     }
 
     /**
@@ -1010,9 +1010,9 @@ 
 	 * @param array|string $type Type to check.
 	 * @return bool
 	 */
-	public function is_type( $type ) {
-		$is_type = ( is_array( $type ) && in_array( $this->get_type(), $type, true ) ) || $this->get_type() === $type;
-		return (bool) apply_filters( 'getpaid_item_is_type', $is_type, $this, $type );
+	public function is_type($type) {
+		$is_type = (is_array($type) && in_array($this->get_type(), $type, true)) || $this->get_type() === $type;
+		return (bool) apply_filters('getpaid_item_is_type', $is_type, $this, $type);
 	}
 
     /**
@@ -1023,53 +1023,53 @@ 
 	 */
     public function is_editable() {
         $is_editable = $this->get_is_editable();
-        return (bool) apply_filters( 'wpinv_item_is_editable', $is_editable, $this->ID, $this );
+        return (bool) apply_filters('wpinv_item_is_editable', $is_editable, $this->ID, $this);
 	}
 
 	/**
 	 * Returns an array of cart fees.
 	 */
-	public function get_fees( $type = 'fee', $item_id = 0 ) {
+	public function get_fees($type = 'fee', $item_id = 0) {
         global $wpi_session;
         
-        $fees = $wpi_session->get( 'wpi_cart_fees' );
+        $fees = $wpi_session->get('wpi_cart_fees');
 
-        if ( ! wpinv_get_cart_contents() ) {
+        if (!wpinv_get_cart_contents()) {
             // We can only get item type fees when the cart is empty
             $type = 'custom';
         }
 
-        if ( ! empty( $fees ) && ! empty( $type ) && 'all' !== $type ) {
-            foreach( $fees as $key => $fee ) {
-                if( ! empty( $fee['type'] ) && $type != $fee['type'] ) {
-                    unset( $fees[ $key ] );
+        if (!empty($fees) && !empty($type) && 'all' !== $type) {
+            foreach ($fees as $key => $fee) {
+                if (!empty($fee['type']) && $type != $fee['type']) {
+                    unset($fees[$key]);
                 }
             }
         }
 
-        if ( ! empty( $fees ) && ! empty( $item_id ) ) {
+        if (!empty($fees) && !empty($item_id)) {
             // Remove fees that don't belong to the specified Item
-            foreach ( $fees as $key => $fee ) {
-                if ( (int) $item_id !== (int)$fee['custom_id'] ) {
-                    unset( $fees[ $key ] );
+            foreach ($fees as $key => $fee) {
+                if ((int) $item_id !== (int) $fee['custom_id']) {
+                    unset($fees[$key]);
                 }
             }
         }
 
-        if ( ! empty( $fees ) ) {
+        if (!empty($fees)) {
             // Remove fees that belong to a specific item but are not in the cart
-            foreach( $fees as $key => $fee ) {
-                if( empty( $fee['custom_id'] ) ) {
+            foreach ($fees as $key => $fee) {
+                if (empty($fee['custom_id'])) {
                     continue;
                 }
 
-                if ( !wpinv_item_in_cart( $fee['custom_id'] ) ) {
-                    unset( $fees[ $key ] );
+                if (!wpinv_item_in_cart($fee['custom_id'])) {
+                    unset($fees[$key]);
                 }
             }
         }
 
-        return ! empty( $fees ) ? $fees : array();
+        return !empty($fees) ? $fees : array();
     }
 
     /**
@@ -1081,11 +1081,11 @@ 
     public function can_purchase() {
         $can_purchase = null !== $this->get_id();
 
-        if ( ! current_user_can( 'edit_post', $this->ID ) && $this->post_status != 'publish' ) {
+        if (!current_user_can('edit_post', $this->ID) && $this->post_status != 'publish') {
             $can_purchase = false;
         }
 
-        return (bool) apply_filters( 'wpinv_can_purchase_item', $can_purchase, $this );
+        return (bool) apply_filters('wpinv_can_purchase_item', $can_purchase, $this);
     }
 
     /**
@@ -1095,6 +1095,6 @@ 
 	 * @return bool
 	 */
     public function supports_dynamic_pricing() {
-        return (bool) apply_filters( 'wpinv_item_supports_dynamic_pricing', true, $this );
+        return (bool) apply_filters('wpinv_item_supports_dynamic_pricing', true, $this);
     }
 }

Indentation +604 added lines, -604 removed lines

@@ -1,6 +1,6 @@ 
 <?php
 if ( ! defined( 'ABSPATH' ) ) {
-	exit;
+    exit;
 }
 
 /**
@@ -10,30 +10,30 @@ 
 class WPInv_Item  extends GetPaid_Data {
 
     /**
-	 * Which data store to load.
-	 *
-	 * @var string
-	 */
+     * Which data store to load.
+     *
+     * @var string
+     */
     protected $data_store_name = 'item';
 
     /**
-	 * This is the name of this object type.
-	 *
-	 * @var string
-	 */
-	protected $object_type = 'item';
+     * This is the name of this object type.
+     *
+     * @var string
+     */
+    protected $object_type = 'item';
 
     /**
-	 * Item Data array. This is the core item data exposed in APIs.
-	 *
-	 * @since 1.0.19
-	 * @var array
-	 */
-	protected $data = array(
-		'parent_id'            => 0,
-		'status'               => 'draft',
-		'version'              => '',
-		'date_created'         => null,
+     * Item Data array. This is the core item data exposed in APIs.
+     *
+     * @since 1.0.19
+     * @var array
+     */
+    protected $data = array(
+        'parent_id'            => 0,
+        'status'               => 'draft',
+        'version'              => '',
+        'date_created'         => null,
         'date_modified'        => null,
         'name'                 => '',
         'description'          => '',
@@ -58,13 +58,13 @@ 
     );
 
     /**
-	 * Stores meta in cache for future reads.
-	 *
-	 * A group must be set to to enable caching.
-	 *
-	 * @var string
-	 */
-	protected $cache_group = 'getpaid_items';
+     * Stores meta in cache for future reads.
+     *
+     * A group must be set to to enable caching.
+     *
+     * @var string
+     */
+    protected $cache_group = 'getpaid_items';
 
     /**
      * Stores a reference to the original WP_Post object
@@ -74,33 +74,33 @@ 
     protected $post = null;
 
     /**
-	 * Get the item if ID is passed, otherwise the item is new and empty.
-	 *
-	 * @param  int|object|WPInv_Item|WP_Post $item Item to read.
-	 */
-	public function __construct( $item = 0 ) {
-		parent::__construct( $item );
-
-		if ( is_numeric( $item ) && $item > 0 ) {
-			$this->set_id( $item );
-		} elseif ( $item instanceof self ) {
-			$this->set_id( $item->get_id() );
-		} elseif ( ! empty( $item->ID ) ) {
-			$this->set_id( $item->ID );
-		} else {
-			$this->set_object_read( true );
-		}
+     * Get the item if ID is passed, otherwise the item is new and empty.
+     *
+     * @param  int|object|WPInv_Item|WP_Post $item Item to read.
+     */
+    public function __construct( $item = 0 ) {
+        parent::__construct( $item );
+
+        if ( is_numeric( $item ) && $item > 0 ) {
+            $this->set_id( $item );
+        } elseif ( $item instanceof self ) {
+            $this->set_id( $item->get_id() );
+        } elseif ( ! empty( $item->ID ) ) {
+            $this->set_id( $item->ID );
+        } else {
+            $this->set_object_read( true );
+        }
 
         // Load the datastore.
-		$this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
+        $this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
 
-		if ( $this->get_id() > 0 ) {
+        if ( $this->get_id() > 0 ) {
             $this->post = get_post( $this->get_id() );
             $this->ID   = $this->get_id();
-			$this->data_store->read( $this );
+            $this->data_store->read( $this );
         }
 
-	}
+    }
 
     /*
 	|--------------------------------------------------------------------------
@@ -118,194 +118,194 @@ 
     */
 
     /**
-	 * Get parent item ID.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_parent_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'parent_id', $context );
+     * Get parent item ID.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_parent_id( $context = 'view' ) {
+        return (int) $this->get_prop( 'parent_id', $context );
     }
 
     /**
-	 * Get item 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 item 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 plugin version when the item was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_version( $context = 'view' ) {
-		return $this->get_prop( 'version', $context );
+     * Get plugin version when the item was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_version( $context = 'view' ) {
+        return $this->get_prop( 'version', $context );
     }
 
     /**
-	 * Get date when the item was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_created( $context = 'view' ) {
-		return $this->get_prop( 'date_created', $context );
+     * Get date when the item was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_created( $context = 'view' ) {
+        return $this->get_prop( 'date_created', $context );
     }
 
     /**
-	 * Get GMT date when the item was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_created_gmt( $context = 'view' ) {
+     * Get GMT date when the item was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_created_gmt( $context = 'view' ) {
         $date = $this->get_date_created( $context );
 
         if ( $date ) {
             $date = get_gmt_from_date( $date );
         }
-		return $date;
+        return $date;
     }
 
     /**
-	 * Get date when the item was last modified.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_modified( $context = 'view' ) {
-		return $this->get_prop( 'date_modified', $context );
+     * Get date when the item was last modified.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_modified( $context = 'view' ) {
+        return $this->get_prop( 'date_modified', $context );
     }
 
     /**
-	 * Get GMT date when the item was last modified.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_modified_gmt( $context = 'view' ) {
+     * Get GMT date when the item was last modified.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_modified_gmt( $context = 'view' ) {
         $date = $this->get_date_modified( $context );
 
         if ( $date ) {
             $date = get_gmt_from_date( $date );
         }
-		return $date;
+        return $date;
     }
 
     /**
-	 * Get the item name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_name( $context = 'view' ) {
-		return $this->get_prop( 'name', $context );
+     * Get the item name.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_name( $context = 'view' ) {
+        return $this->get_prop( 'name', $context );
     }
 
     /**
-	 * Alias of self::get_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_title( $context = 'view' ) {
-		return $this->get_name( $context );
+     * Alias of self::get_name().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_title( $context = 'view' ) {
+        return $this->get_name( $context );
     }
 
     /**
-	 * Get the item description.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_description( $context = 'view' ) {
-		return $this->get_prop( 'description', $context );
+     * Get the item description.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_description( $context = 'view' ) {
+        return $this->get_prop( 'description', $context );
     }
 
     /**
-	 * Alias of self::get_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_excerpt( $context = 'view' ) {
-		return $this->get_description( $context );
+     * Alias of self::get_description().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_excerpt( $context = 'view' ) {
+        return $this->get_description( $context );
     }
 
     /**
-	 * Alias of self::get_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_summary( $context = 'view' ) {
-		return $this->get_description( $context );
+     * Alias of self::get_description().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_summary( $context = 'view' ) {
+        return $this->get_description( $context );
     }
 
     /**
-	 * Get the owner of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_author( $context = 'view' ) {
-		return (int) $this->get_prop( 'author', $context );
+     * Get the owner of the item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_author( $context = 'view' ) {
+        return (int) $this->get_prop( 'author', $context );
     }
 
     /**
-	 * Get the price of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_price( $context = 'view' ) {
+     * Get the price of the item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_price( $context = 'view' ) {
         return wpinv_sanitize_amount( $this->get_prop( 'price', $context ) );
-	}
+    }
 	
-	/**
-	 * Get the inital price of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_initial_price( $context = 'view' ) {
+    /**
+     * Get the inital price of the item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_initial_price( $context = 'view' ) {
 
-		$price = $this->get_price( $context );
+        $price = $this->get_price( $context );
 
-		if ( $this->has_free_trial() ) {
-			$price = wpinv_sanitize_amount( 0 );
-		}
+        if ( $this->has_free_trial() ) {
+            $price = wpinv_sanitize_amount( 0 );
+        }
 
         return apply_filters( 'wpinv_get_initial_item_price', $price, $this );
     }
 
     /**
-	 * Returns a formated price.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
+     * Returns a formated price.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
     public function get_the_price() {
         $item_price = wpinv_price( $this->get_price() );
 
@@ -313,175 +313,175 @@ 
     }
 
     /**
-	 * Get the VAT rule of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_vat_rule( $context = 'view' ) {
+     * Get the VAT rule of the item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_vat_rule( $context = 'view' ) {
         return $this->get_prop( 'vat_rule', $context );
     }
 
     /**
-	 * Get the VAT class of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_vat_class( $context = 'view' ) {
+     * Get the VAT class of the item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_vat_class( $context = 'view' ) {
         return $this->get_prop( 'vat_class', $context );
     }
 
     /**
-	 * Get the type of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_type( $context = 'view' ) {
+     * Get the type of the item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_type( $context = 'view' ) {
         return $this->get_prop( 'type', $context );
     }
 
     /**
-	 * Get the custom id of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_custom_id( $context = 'view' ) {
+     * Get the custom id of the item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_custom_id( $context = 'view' ) {
         return $this->get_prop( 'custom_id', $context );
     }
 
     /**
-	 * Get the custom name of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_custom_name( $context = 'view' ) {
+     * Get the custom name of the item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_custom_name( $context = 'view' ) {
         return $this->get_prop( 'custom_name', $context );
     }
 
     /**
-	 * Get the custom singular name of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_custom_singular_name( $context = 'view' ) {
+     * Get the custom singular name of the item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_custom_singular_name( $context = 'view' ) {
         return $this->get_prop( 'custom_singular_name', $context );
     }
 
     /**
-	 * Checks if an item is editable..
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_is_editable( $context = 'view' ) {
+     * Checks if an item is editable..
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_is_editable( $context = 'view' ) {
         return (int) $this->get_prop( 'is_editable', $context );
     }
 
     /**
-	 * Alias of self::get_is_editable().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_editable( $context = 'view' ) {
-		return $this->get_is_editable( $context );
+     * Alias of self::get_is_editable().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_editable( $context = 'view' ) {
+        return $this->get_is_editable( $context );
     }
 
     /**
-	 * Checks if dynamic pricing is enabled.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_is_dynamic_pricing( $context = 'view' ) {
+     * Checks if dynamic pricing is enabled.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_is_dynamic_pricing( $context = 'view' ) {
         return (int) $this->get_prop( 'is_dynamic_pricing', $context );
     }
 
     /**
-	 * Returns the minimum price if dynamic pricing is enabled.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_minimum_price( $context = 'view' ) {
+     * Returns the minimum price if dynamic pricing is enabled.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_minimum_price( $context = 'view' ) {
         return wpinv_sanitize_amount( $this->get_prop( 'minimum_price', $context ) );
     }
 
     /**
-	 * Checks if this is a recurring item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_is_recurring( $context = 'view' ) {
+     * Checks if this is a recurring item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_is_recurring( $context = 'view' ) {
         return (int) $this->get_prop( 'is_recurring', $context );
-	}
+    }
 	
-	/**
-	 * Get the recurring price of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_recurring_price( $context = 'view' ) {
-		$price = $this->get_price( $context );
+    /**
+     * Get the recurring price of the item.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_recurring_price( $context = 'view' ) {
+        $price = $this->get_price( $context );
         return wpinv_sanitize_amount( apply_filters( 'wpinv_get_recurring_item_price', $price, $this->ID ) );
-	}
-
-	/**
-	 * Get the first renewal date (in timestamps) of the item.
-	 *
-	 * @since 1.0.19
-	 * @return int
-	 */
-	public function get_first_renewal_date() {
-
-		$periods = array(
-			'D' => 'days',
-			'W' => 'weeks',
-			'M' => 'months',
-			'Y' => 'years',
-		);
-
-		$period   = $this->get_recurring_period();
-		$interval = $this->get_recurring_interval();
-
-		if ( $this->has_free_trial() ) {
-			$period   = $this->get_trial_period();
-			$interval = $this->get_trial_interval();
-		}
-
-		$period       = $periods[ $period ];
-		$interval     = empty( $interval ) ? 1 : $interval;
-		$next_renewal = strtotime( "+$interval $period", current_time( 'timestamp' ) );
+    }
+
+    /**
+     * Get the first renewal date (in timestamps) of the item.
+     *
+     * @since 1.0.19
+     * @return int
+     */
+    public function get_first_renewal_date() {
+
+        $periods = array(
+            'D' => 'days',
+            'W' => 'weeks',
+            'M' => 'months',
+            'Y' => 'years',
+        );
+
+        $period   = $this->get_recurring_period();
+        $interval = $this->get_recurring_interval();
+
+        if ( $this->has_free_trial() ) {
+            $period   = $this->get_trial_period();
+            $interval = $this->get_trial_interval();
+        }
+
+        $period       = $periods[ $period ];
+        $interval     = empty( $interval ) ? 1 : $interval;
+        $next_renewal = strtotime( "+$interval $period", current_time( 'timestamp' ) );
         return apply_filters( 'wpinv_get_first_renewal_date', $next_renewal, $this );
     }
 
     /**
-	 * Get the recurring period.
-	 *
-	 * @since 1.0.19
-	 * @param  bool $full Return abbreviation or in full.
-	 * @return string
-	 */
-	public function get_recurring_period( $full = false ) {
+     * Get the recurring period.
+     *
+     * @since 1.0.19
+     * @param  bool $full Return abbreviation or in full.
+     * @return string
+     */
+    public function get_recurring_period( $full = false ) {
         $period = $this->get_prop( 'recurring_period', 'view' );
 
         if ( $full && ! is_bool( $full ) ) {
@@ -492,63 +492,63 @@ 
     }
 
     /**
-	 * Get the recurring interval.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_recurring_interval( $context = 'view' ) {
-		$interval = absint( $this->get_prop( 'recurring_interval', $context ) );
+     * Get the recurring interval.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_recurring_interval( $context = 'view' ) {
+        $interval = absint( $this->get_prop( 'recurring_interval', $context ) );
 
-		if ( $interval < 1 ) {
-			$interval = 1;
-		}
+        if ( $interval < 1 ) {
+            $interval = 1;
+        }
 
         return $interval;
     }
 
     /**
-	 * Get the recurring limit.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_recurring_limit( $context = 'view' ) {
+     * Get the recurring limit.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_recurring_limit( $context = 'view' ) {
         return (int) $this->get_prop( 'recurring_limit', $context );
     }
 
     /**
-	 * Checks if we have a free trial.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_is_free_trial( $context = 'view' ) {
+     * Checks if we have a free trial.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_is_free_trial( $context = 'view' ) {
         return (int) $this->get_prop( 'is_free_trial', $context );
     }
 
     /**
-	 * Alias for self::get_is_free_trial().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_free_trial( $context = 'view' ) {
+     * Alias for self::get_is_free_trial().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_free_trial( $context = 'view' ) {
         return $this->get_is_free_trial( $context );
     }
 
     /**
-	 * Get the trial period.
-	 *
-	 * @since 1.0.19
-	 * @param  bool $full Return abbreviation or in full.
-	 * @return string
-	 */
-	public function get_trial_period( $full = false ) {
+     * Get the trial period.
+     *
+     * @since 1.0.19
+     * @param  bool $full Return abbreviation or in full.
+     * @return string
+     */
+    public function get_trial_period( $full = false ) {
         $period = $this->get_prop( 'trial_period', 'view' );
 
         if ( $full && ! is_bool( $full ) ) {
@@ -559,13 +559,13 @@ 
     }
 
     /**
-	 * Get the trial interval.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_trial_interval( $context = 'view' ) {
+     * Get the trial interval.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_trial_interval( $context = 'view' ) {
         return (int) $this->get_prop( 'trial_interval', $context );
     }
 
@@ -599,52 +599,52 @@ 
     */
 
     /**
-	 * Set parent order ID.
-	 *
-	 * @since 1.0.19
-	 */
-	public function set_parent_id( $value ) {
-		if ( $value && ( $value === $this->get_id() || ! get_post( $value ) ) ) {
-			return;
-		}
-		$this->set_prop( 'parent_id', absint( $value ) );
-	}
-
-    /**
-	 * Sets item status.
-	 *
-	 * @since 1.0.19
-	 * @param  string $status New status.
-	 * @return array details of change.
-	 */
-	public function set_status( $status ) {
+     * Set parent order ID.
+     *
+     * @since 1.0.19
+     */
+    public function set_parent_id( $value ) {
+        if ( $value && ( $value === $this->get_id() || ! get_post( $value ) ) ) {
+            return;
+        }
+        $this->set_prop( 'parent_id', absint( $value ) );
+    }
+
+    /**
+     * Sets item status.
+     *
+     * @since 1.0.19
+     * @param  string $status New status.
+     * @return array details of change.
+     */
+    public function set_status( $status ) {
         $old_status = $this->get_status();
 
         $this->set_prop( 'status', $status );
 
-		return array(
-			'from' => $old_status,
-			'to'   => $status,
-		);
+        return array(
+            'from' => $old_status,
+            'to'   => $status,
+        );
     }
 
     /**
-	 * Set plugin version when the item was created.
-	 *
-	 * @since 1.0.19
-	 */
-	public function set_version( $value ) {
-		$this->set_prop( 'version', $value );
+     * Set plugin version when the item was created.
+     *
+     * @since 1.0.19
+     */
+    public function set_version( $value ) {
+        $this->set_prop( 'version', $value );
     }
 
     /**
-	 * Set date when the item was created.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Value to set.
+     * Set date when the item was created.
+     *
+     * @since 1.0.19
+     * @param string $value Value to set.
      * @return bool Whether or not the date was set.
-	 */
-	public function set_date_created( $value ) {
+     */
+    public function set_date_created( $value ) {
         $date = strtotime( $value );
 
         if ( $date ) {
@@ -657,13 +657,13 @@ 
     }
 
     /**
-	 * Set date when the item was last modified.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Value to set.
+     * Set date when the item was last modified.
+     *
+     * @since 1.0.19
+     * @param string $value Value to set.
      * @return bool Whether or not the date was set.
-	 */
-	public function set_date_modified( $value ) {
+     */
+    public function set_date_modified( $value ) {
         $date = strtotime( $value );
 
         if ( $date ) {
@@ -676,105 +676,105 @@ 
     }
 
     /**
-	 * Set the item name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New name.
-	 */
-	public function set_name( $value ) {
+     * Set the item name.
+     *
+     * @since 1.0.19
+     * @param  string $value New name.
+     */
+    public function set_name( $value ) {
         $name = sanitize_text_field( $value );
-		$this->set_prop( 'name', $name );
+        $this->set_prop( 'name', $name );
     }
 
     /**
-	 * Alias of self::set_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New name.
-	 */
-	public function set_title( $value ) {
-		$this->set_name( $value );
+     * Alias of self::set_name().
+     *
+     * @since 1.0.19
+     * @param  string $value New name.
+     */
+    public function set_title( $value ) {
+        $this->set_name( $value );
     }
 
     /**
-	 * Set the item description.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New description.
-	 */
-	public function set_description( $value ) {
+     * Set the item description.
+     *
+     * @since 1.0.19
+     * @param  string $value New description.
+     */
+    public function set_description( $value ) {
         $description = wp_kses_post( $value );
-		return $this->set_prop( 'description', $description );
+        return $this->set_prop( 'description', $description );
     }
 
     /**
-	 * Alias of self::set_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New description.
-	 */
-	public function set_excerpt( $value ) {
-		$this->set_description( $value );
+     * Alias of self::set_description().
+     *
+     * @since 1.0.19
+     * @param  string $value New description.
+     */
+    public function set_excerpt( $value ) {
+        $this->set_description( $value );
     }
 
     /**
-	 * Alias of self::set_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New description.
-	 */
-	public function set_summary( $value ) {
-		$this->set_description( $value );
+     * Alias of self::set_description().
+     *
+     * @since 1.0.19
+     * @param  string $value New description.
+     */
+    public function set_summary( $value ) {
+        $this->set_description( $value );
     }
 
     /**
-	 * Set the owner of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value New author.
-	 */
-	public function set_author( $value ) {
-		$this->set_prop( 'author', (int) $value );
+     * Set the owner of the item.
+     *
+     * @since 1.0.19
+     * @param  int $value New author.
+     */
+    public function set_author( $value ) {
+        $this->set_prop( 'author', (int) $value );
     }
 
     /**
-	 * Set the price of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value New price.
-	 */
-	public function set_price( $value ) {
+     * Set the price of the item.
+     *
+     * @since 1.0.19
+     * @param  float $value New price.
+     */
+    public function set_price( $value ) {
         $this->set_prop( 'price', (float) wpinv_sanitize_amount( $value ) );
     }
 
     /**
-	 * Set the VAT rule of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value new rule.
-	 */
-	public function set_vat_rule( $value ) {
+     * Set the VAT rule of the item.
+     *
+     * @since 1.0.19
+     * @param  string $value new rule.
+     */
+    public function set_vat_rule( $value ) {
         $this->set_prop( 'vat_rule', $value );
     }
 
     /**
-	 * Set the VAT class of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value new class.
-	 */
-	public function set_vat_class( $value ) {
+     * Set the VAT class of the item.
+     *
+     * @since 1.0.19
+     * @param  string $value new class.
+     */
+    public function set_vat_class( $value ) {
         $this->set_prop( 'vat_class', $value );
     }
 
     /**
-	 * Set the type of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value new item type.
-	 * @return string
-	 */
-	public function set_type( $value ) {
+     * Set the type of the item.
+     *
+     * @since 1.0.19
+     * @param  string $value new item type.
+     * @return string
+     */
+    public function set_type( $value ) {
 
         if ( empty( $value ) ) {
             $value = 'custom';
@@ -784,134 +784,134 @@ 
     }
 
     /**
-	 * Set the custom id of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value new custom id.
-	 */
-	public function set_custom_id( $value ) {
+     * Set the custom id of the item.
+     *
+     * @since 1.0.19
+     * @param  string $value new custom id.
+     */
+    public function set_custom_id( $value ) {
         $this->set_prop( 'custom_id', $value );
     }
 
     /**
-	 * Set the custom name of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value new custom name.
-	 */
-	public function set_custom_name( $value ) {
+     * Set the custom name of the item.
+     *
+     * @since 1.0.19
+     * @param  string $value new custom name.
+     */
+    public function set_custom_name( $value ) {
         $this->set_prop( 'custom_name', $value );
     }
 
     /**
-	 * Set the custom singular name of the item.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value new custom singular name.
-	 */
-	public function set_custom_singular_name( $value ) {
+     * Set the custom singular name of the item.
+     *
+     * @since 1.0.19
+     * @param  string $value new custom singular name.
+     */
+    public function set_custom_singular_name( $value ) {
         $this->set_prop( 'custom_singular_name', $value );
     }
 
     /**
-	 * Sets if an item is editable..
-	 *
-	 * @since 1.0.19
-	 * @param  int|bool $value whether or not the item is editable.
-	 */
-	public function set_is_editable( $value ) {
-		if ( is_numeric( $value ) ) {
-			$this->set_prop( 'is_editable', (int) $value );
-		}
+     * Sets if an item is editable..
+     *
+     * @since 1.0.19
+     * @param  int|bool $value whether or not the item is editable.
+     */
+    public function set_is_editable( $value ) {
+        if ( is_numeric( $value ) ) {
+            $this->set_prop( 'is_editable', (int) $value );
+        }
     }
 
     /**
-	 * Sets if dynamic pricing is enabled.
-	 *
-	 * @since 1.0.19
-	 * @param  int|bool $value whether or not dynamic pricing is allowed.
-	 */
-	public function set_is_dynamic_pricing( $value ) {
+     * Sets if dynamic pricing is enabled.
+     *
+     * @since 1.0.19
+     * @param  int|bool $value whether or not dynamic pricing is allowed.
+     */
+    public function set_is_dynamic_pricing( $value ) {
         $this->set_prop( 'is_dynamic_pricing', (int) $value );
     }
 
     /**
-	 * Sets the minimum price if dynamic pricing is enabled.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value minimum price.
-	 */
-	public function set_minimum_price( $value ) {
+     * Sets the minimum price if dynamic pricing is enabled.
+     *
+     * @since 1.0.19
+     * @param  float $value minimum price.
+     */
+    public function set_minimum_price( $value ) {
         $this->set_prop( 'minimum_price',  (float) wpinv_sanitize_amount( $value ) );
     }
 
     /**
-	 * Sets if this is a recurring item.
-	 *
-	 * @since 1.0.19
-	 * @param  int|bool $value whether or not dynamic pricing is allowed.
-	 */
-	public function set_is_recurring( $value ) {
+     * Sets if this is a recurring item.
+     *
+     * @since 1.0.19
+     * @param  int|bool $value whether or not dynamic pricing is allowed.
+     */
+    public function set_is_recurring( $value ) {
         $this->set_prop( 'is_recurring', (int) $value );
     }
 
     /**
-	 * Set the recurring period.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value new period.
-	 */
-	public function set_recurring_period( $value ) {
+     * Set the recurring period.
+     *
+     * @since 1.0.19
+     * @param  string $value new period.
+     */
+    public function set_recurring_period( $value ) {
         $this->set_prop( 'recurring_period', $value );
     }
 
     /**
-	 * Set the recurring interval.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value recurring interval.
-	 */
-	public function set_recurring_interval( $value ) {
+     * Set the recurring interval.
+     *
+     * @since 1.0.19
+     * @param  int $value recurring interval.
+     */
+    public function set_recurring_interval( $value ) {
         return $this->set_prop( 'recurring_interval', (int) $value );
     }
 
     /**
-	 * Get the recurring limit.
-	 * @since 1.0.19
-	 * @param  int $value The recurring limit.
-	 * @return int
-	 */
-	public function set_recurring_limit( $value ) {
+     * Get the recurring limit.
+     * @since 1.0.19
+     * @param  int $value The recurring limit.
+     * @return int
+     */
+    public function set_recurring_limit( $value ) {
         $this->set_prop( 'recurring_limit', (int) $value );
     }
 
     /**
-	 * Checks if we have a free trial.
-	 *
-	 * @since 1.0.19
-	 * @param  int|bool $value whether or not it has a free trial.
-	 */
-	public function set_is_free_trial( $value ) {
+     * Checks if we have a free trial.
+     *
+     * @since 1.0.19
+     * @param  int|bool $value whether or not it has a free trial.
+     */
+    public function set_is_free_trial( $value ) {
         $this->set_prop( 'is_free_trial', (int) $value );
     }
 
     /**
-	 * Set the trial period.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value trial period.
-	 */
-	public function set_trial_period( $value ) {
+     * Set the trial period.
+     *
+     * @since 1.0.19
+     * @param  string $value trial period.
+     */
+    public function set_trial_period( $value ) {
         $this->set_prop( 'trial_period', $value );
     }
 
     /**
-	 * Set the trial interval.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value trial interval.
-	 */
-	public function set_trial_interval( $value ) {
+     * Set the trial interval.
+     *
+     * @since 1.0.19
+     * @param  int $value trial interval.
+     */
+    public function set_trial_interval( $value ) {
         $this->set_prop( 'trial_interval', $value );
     }
 
@@ -919,17 +919,17 @@ 
      * Create an item. For backwards compatibilty.
      * 
      * @deprecated
-	 * @return int item id
+     * @return int item id
      */
     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();
 
     }
 
@@ -937,7 +937,7 @@ 
      * Updates an item. For backwards compatibilty.
      * 
      * @deprecated
-	 * @return int item id
+     * @return int item id
      */
     public function update( $data = array() ) {
         return $this->create( $data );
@@ -953,84 +953,84 @@ 
 	*/
 
     /**
-	 * Checks whether the item has enabled dynamic pricing.
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
-	public function user_can_set_their_price() {
+     * Checks whether the item has enabled dynamic pricing.
+     *
+     * @since 1.0.19
+     * @return bool
+     */
+    public function user_can_set_their_price() {
         return (bool) $this->get_is_dynamic_pricing();
-	}
+    }
 	
-	/**
-	 * Checks whether the item is recurring.
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
-	public function is_recurring() {
+    /**
+     * Checks whether the item is recurring.
+     *
+     * @since 1.0.19
+     * @return bool
+     */
+    public function is_recurring() {
         return (bool) $this->get_is_recurring();
     }
 
     /**
-	 * Checks whether the item has a free trial.
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
+     * Checks whether the item has a free trial.
+     *
+     * @since 1.0.19
+     * @return bool
+     */
     public function has_free_trial() {
         $has_trial = $this->is_recurring() && (bool) $this->get_free_trial() ? true : false;
         return (bool) apply_filters( 'wpinv_item_has_free_trial', $has_trial, $this->ID, $this );
     }
 
     /**
-	 * Checks whether the item is free.
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
+     * Checks whether the item is free.
+     *
+     * @since 1.0.19
+     * @return bool
+     */
     public function is_free() {
         $is_free   = $this->get_price() == 0;
         return (bool) apply_filters( 'wpinv_is_free_item', $is_free, $this->ID, $this );
     }
 
     /**
-	 * Checks the item status against a passed in status.
-	 *
-	 * @param array|string $status Status to check.
-	 * @return bool
-	 */
-	public function has_status( $status ) {
-		$has_status = ( is_array( $status ) && in_array( $this->get_status(), $status, true ) ) || $this->get_status() === $status;
-		return (bool) apply_filters( 'getpaid_item_has_status', $has_status, $this, $status );
+     * Checks the item status against a passed in status.
+     *
+     * @param array|string $status Status to check.
+     * @return bool
+     */
+    public function has_status( $status ) {
+        $has_status = ( is_array( $status ) && in_array( $this->get_status(), $status, true ) ) || $this->get_status() === $status;
+        return (bool) apply_filters( 'getpaid_item_has_status', $has_status, $this, $status );
     }
 
     /**
-	 * Checks the item type against a passed in types.
-	 *
-	 * @param array|string $type Type to check.
-	 * @return bool
-	 */
-	public function is_type( $type ) {
-		$is_type = ( is_array( $type ) && in_array( $this->get_type(), $type, true ) ) || $this->get_type() === $type;
-		return (bool) apply_filters( 'getpaid_item_is_type', $is_type, $this, $type );
-	}
+     * Checks the item type against a passed in types.
+     *
+     * @param array|string $type Type to check.
+     * @return bool
+     */
+    public function is_type( $type ) {
+        $is_type = ( is_array( $type ) && in_array( $this->get_type(), $type, true ) ) || $this->get_type() === $type;
+        return (bool) apply_filters( 'getpaid_item_is_type', $is_type, $this, $type );
+    }
 
     /**
-	 * Checks whether the item is editable.
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
+     * Checks whether the item is editable.
+     *
+     * @since 1.0.19
+     * @return bool
+     */
     public function is_editable() {
         $is_editable = $this->get_is_editable();
         return (bool) apply_filters( 'wpinv_item_is_editable', $is_editable, $this->ID, $this );
-	}
+    }
 
-	/**
-	 * Returns an array of cart fees.
-	 */
-	public function get_fees( $type = 'fee', $item_id = 0 ) {
+    /**
+     * Returns an array of cart fees.
+     */
+    public function get_fees( $type = 'fee', $item_id = 0 ) {
         global $wpi_session;
         
         $fees = $wpi_session->get( 'wpi_cart_fees' );
@@ -1074,11 +1074,11 @@ 
     }
 
     /**
-	 * Checks whether the item is purchasable.
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
+     * Checks whether the item is purchasable.
+     *
+     * @since 1.0.19
+     * @return bool
+     */
     public function can_purchase() {
         $can_purchase = null !== $this->get_id();
 
@@ -1090,11 +1090,11 @@ 
     }
 
     /**
-	 * Checks whether the item supports dynamic pricing.
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
+     * Checks whether the item supports dynamic pricing.
+     *
+     * @since 1.0.19
+     * @return bool
+     */
     public function supports_dynamic_pricing() {
         return (bool) apply_filters( 'wpinv_item_supports_dynamic_pricing', true, $this );
     }

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

Indentation +180 added lines, -180 removed lines

@@ -11,185 +11,185 @@
  */
 class GetPaid_Data_Store {
 
-	/**
-	 * Contains an instance of the data store class that we are working with.
-	 *
-	 * @var GetPaid_Data_Store
-	 */
-	private $instance = null;
-
-	/**
-	 * Contains an array of default supported data stores.
-	 * Format of object name => class name.
-	 * Example: 'item' => 'GetPaid_Item_Data_Store'
-	 * You can also pass something like item-<type> for item stores and
-	 * that type will be used first when available, if a store is requested like
-	 * this and doesn't exist, then the store would fall back to 'item'.
-	 * Ran through `getpaid_data_stores`.
-	 *
-	 * @var array
-	 */
-	private $stores = array(
-		'item'         => 'GetPaid_Item_Data_Store',
-		'payment_form' => 'GetPaid_Payment_Form_Data_Store',
-		'discount'     => 'GetPaid_Discount_Data_Store',
-		'invoice'      => 'GetPaid_Invoice_Data_Store',
-	);
-
-	/**
-	 * Contains the name of the current data store's class name.
-	 *
-	 * @var string
-	 */
-	private $current_class_name = '';
-
-	/**
-	 * The object type this store works with.
-	 *
-	 * @var string
-	 */
-	private $object_type = '';
-
-	/**
-	 * Tells GetPaid_Data_Store which object
-	 * store we want to work with.
-	 *
-	 * @param string $object_type Name of object.
-	 */
-	public function __construct( $object_type ) {
-		$this->object_type = $object_type;
-		$this->stores      = apply_filters( 'getpaid_data_stores', $this->stores );
-
-		// If this object type can't be found, check to see if we can load one
-		// level up (so if item-type isn't found, we try item).
-		if ( ! array_key_exists( $object_type, $this->stores ) ) {
-			$pieces      = explode( '-', $object_type );
-			$object_type = $pieces[0];
-		}
-
-		if ( array_key_exists( $object_type, $this->stores ) ) {
-			$store = apply_filters( 'getpaid_' . $object_type . '_data_store', $this->stores[ $object_type ] );
-			if ( is_object( $store ) ) {
-				$this->current_class_name = get_class( $store );
-				$this->instance           = $store;
-			} else {
-				if ( ! class_exists( $store ) ) {
-					throw new Exception( __( 'Data store class does not exist.', 'invoicing' ) );
-				}
-				$this->current_class_name = $store;
-				$this->instance           = new $store();
-			}
-		} else {
-			throw new Exception( __( 'Invalid data store.', 'invoicing' ) );
-		}
-	}
-
-	/**
-	 * Only store the object type to avoid serializing the data store instance.
-	 *
-	 * @return array
-	 */
-	public function __sleep() {
-		return array( 'object_type' );
-	}
-
-	/**
-	 * Re-run the constructor with the object type.
-	 *
-	 * @throws Exception When validation fails.
-	 */
-	public function __wakeup() {
-		$this->__construct( $this->object_type );
-	}
-
-	/**
-	 * Loads a data store.
-	 *
-	 * @param string $object_type Name of object.
-	 *
-	 * @since 1.0.19
-	 * @throws Exception When validation fails.
-	 * @return GetPaid_Data_Store
-	 */
-	public static function load( $object_type ) {
-		return new GetPaid_Data_Store( $object_type );
-	}
-
-	/**
-	 * Returns the class name of the current data store.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_current_class_name() {
-		return $this->current_class_name;
-	}
-
-	/**
-	 * Returns the object type of the current data store.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_object_type() {
-		return $this->object_type;
-	}
-
-	/**
-	 * Reads an object from the data store.
-	 *
-	 * @since 1.0.19
-	 * @param GetPaid_Data $data GetPaid data instance.
-	 */
-	public function read( &$data ) {
-		$this->instance->read( $data );
-	}
-
-	/**
-	 * Create an object in the data store.
-	 *
-	 * @since 1.0.19
-	 * @param GetPaid_Data $data GetPaid data instance.
-	 */
-	public function create( &$data ) {
-		$this->instance->create( $data );
-	}
-
-	/**
-	 * Update an object in the data store.
-	 *
-	 * @since 1.0.19
-	 * @param GetPaid_Data $data GetPaid data instance.
-	 */
-	public function update( &$data ) {
-		$this->instance->update( $data );
-	}
-
-	/**
-	 * Delete an object from the data store.
-	 *
-	 * @since 1.0.19
-	 * @param GetPaid_Data $data GetPaid data instance.
-	 * @param array   $args Array of args to pass to the delete method.
-	 */
-	public function delete( &$data, $args = array() ) {
-		$this->instance->delete( $data, $args );
-	}
-
-	/**
-	 * Data stores can define additional function. This passes
-	 * through to the instance if that function exists.
-	 *
-	 * @since 1.0.19
-	 * @param string $method     Method.
-	 * @return mixed
-	 */
-	public function __call( $method, $parameters ) {
-		if ( is_callable( array( $this->instance, $method ) ) ) {
-			$object     = array_shift( $parameters );
-			$parameters = array_merge( array( &$object ), $parameters );
-			return call_user_func_array( array( $this->instance, $method ), $parameters );
-		}
-	}
+    /**
+     * Contains an instance of the data store class that we are working with.
+     *
+     * @var GetPaid_Data_Store
+     */
+    private $instance = null;
+
+    /**
+     * Contains an array of default supported data stores.
+     * Format of object name => class name.
+     * Example: 'item' => 'GetPaid_Item_Data_Store'
+     * You can also pass something like item-<type> for item stores and
+     * that type will be used first when available, if a store is requested like
+     * this and doesn't exist, then the store would fall back to 'item'.
+     * Ran through `getpaid_data_stores`.
+     *
+     * @var array
+     */
+    private $stores = array(
+        'item'         => 'GetPaid_Item_Data_Store',
+        'payment_form' => 'GetPaid_Payment_Form_Data_Store',
+        'discount'     => 'GetPaid_Discount_Data_Store',
+        'invoice'      => 'GetPaid_Invoice_Data_Store',
+    );
+
+    /**
+     * Contains the name of the current data store's class name.
+     *
+     * @var string
+     */
+    private $current_class_name = '';
+
+    /**
+     * The object type this store works with.
+     *
+     * @var string
+     */
+    private $object_type = '';
+
+    /**
+     * Tells GetPaid_Data_Store which object
+     * store we want to work with.
+     *
+     * @param string $object_type Name of object.
+     */
+    public function __construct( $object_type ) {
+        $this->object_type = $object_type;
+        $this->stores      = apply_filters( 'getpaid_data_stores', $this->stores );
+
+        // If this object type can't be found, check to see if we can load one
+        // level up (so if item-type isn't found, we try item).
+        if ( ! array_key_exists( $object_type, $this->stores ) ) {
+            $pieces      = explode( '-', $object_type );
+            $object_type = $pieces[0];
+        }
+
+        if ( array_key_exists( $object_type, $this->stores ) ) {
+            $store = apply_filters( 'getpaid_' . $object_type . '_data_store', $this->stores[ $object_type ] );
+            if ( is_object( $store ) ) {
+                $this->current_class_name = get_class( $store );
+                $this->instance           = $store;
+            } else {
+                if ( ! class_exists( $store ) ) {
+                    throw new Exception( __( 'Data store class does not exist.', 'invoicing' ) );
+                }
+                $this->current_class_name = $store;
+                $this->instance           = new $store();
+            }
+        } else {
+            throw new Exception( __( 'Invalid data store.', 'invoicing' ) );
+        }
+    }
+
+    /**
+     * Only store the object type to avoid serializing the data store instance.
+     *
+     * @return array
+     */
+    public function __sleep() {
+        return array( 'object_type' );
+    }
+
+    /**
+     * Re-run the constructor with the object type.
+     *
+     * @throws Exception When validation fails.
+     */
+    public function __wakeup() {
+        $this->__construct( $this->object_type );
+    }
+
+    /**
+     * Loads a data store.
+     *
+     * @param string $object_type Name of object.
+     *
+     * @since 1.0.19
+     * @throws Exception When validation fails.
+     * @return GetPaid_Data_Store
+     */
+    public static function load( $object_type ) {
+        return new GetPaid_Data_Store( $object_type );
+    }
+
+    /**
+     * Returns the class name of the current data store.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_current_class_name() {
+        return $this->current_class_name;
+    }
+
+    /**
+     * Returns the object type of the current data store.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_object_type() {
+        return $this->object_type;
+    }
+
+    /**
+     * Reads an object from the data store.
+     *
+     * @since 1.0.19
+     * @param GetPaid_Data $data GetPaid data instance.
+     */
+    public function read( &$data ) {
+        $this->instance->read( $data );
+    }
+
+    /**
+     * Create an object in the data store.
+     *
+     * @since 1.0.19
+     * @param GetPaid_Data $data GetPaid data instance.
+     */
+    public function create( &$data ) {
+        $this->instance->create( $data );
+    }
+
+    /**
+     * Update an object in the data store.
+     *
+     * @since 1.0.19
+     * @param GetPaid_Data $data GetPaid data instance.
+     */
+    public function update( &$data ) {
+        $this->instance->update( $data );
+    }
+
+    /**
+     * Delete an object from the data store.
+     *
+     * @since 1.0.19
+     * @param GetPaid_Data $data GetPaid data instance.
+     * @param array   $args Array of args to pass to the delete method.
+     */
+    public function delete( &$data, $args = array() ) {
+        $this->instance->delete( $data, $args );
+    }
+
+    /**
+     * Data stores can define additional function. This passes
+     * through to the instance if that function exists.
+     *
+     * @since 1.0.19
+     * @param string $method     Method.
+     * @return mixed
+     */
+    public function __call( $method, $parameters ) {
+        if ( is_callable( array( $this->instance, $method ) ) ) {
+            $object     = array_shift( $parameters );
+            $parameters = array_merge( array( &$object ), $parameters );
+            return call_user_func_array( array( $this->instance, $method ), $parameters );
+        }
+    }
 
 }

includes/data-stores/class-getpaid-payment-form-data-store.php

Indentation +168 added lines, -168 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 if ( ! defined( 'ABSPATH' ) ) {
-	exit;
+    exit;
 }
 
 /**
@@ -14,178 +14,178 @@ 
  */
 class GetPaid_Payment_Form_Data_Store extends GetPaid_Data_Store_WP {
 
-	/**
-	 * Data stored in meta keys, but not considered "meta" for a form.
-	 *
-	 * @since 1.0.19
-	 * @var array
-	 */
-	protected $internal_meta_keys = array(
-		'wpinv_form_elements',
-		'wpinv_form_items',
-		'wpinv_form_earned',
-		'wpinv_form_refunded',
-		'wpinv_form_cancelled',
-		'wpinv_form_failed'
-	);
-
-	/**
-	 * A map of meta keys to data props.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @var array
-	 */
-	protected $meta_key_to_props = array(
-		'wpinv_form_elements'  => 'elements',
-		'wpinv_form_items'     => 'items',
-		'wpinv_form_earned'    => 'earned',
-		'wpinv_form_refunded'  => 'refunded',
-		'wpinv_form_cancelled' => 'cancelled',
-		'wpinv_form_failed'    => 'failed',
-	);
-
-	/*
+    /**
+     * Data stored in meta keys, but not considered "meta" for a form.
+     *
+     * @since 1.0.19
+     * @var array
+     */
+    protected $internal_meta_keys = array(
+        'wpinv_form_elements',
+        'wpinv_form_items',
+        'wpinv_form_earned',
+        'wpinv_form_refunded',
+        'wpinv_form_cancelled',
+        'wpinv_form_failed'
+    );
+
+    /**
+     * A map of meta keys to data props.
+     *
+     * @since 1.0.19
+     *
+     * @var array
+     */
+    protected $meta_key_to_props = array(
+        'wpinv_form_elements'  => 'elements',
+        'wpinv_form_items'     => 'items',
+        'wpinv_form_earned'    => 'earned',
+        'wpinv_form_refunded'  => 'refunded',
+        'wpinv_form_cancelled' => 'cancelled',
+        'wpinv_form_failed'    => 'failed',
+    );
+
+    /*
 	|--------------------------------------------------------------------------
 	| CRUD Methods
 	|--------------------------------------------------------------------------
 	*/
 
-	/**
-	 * Method to create a new form in the database.
-	 *
-	 * @param GetPaid_Payment_Form $form Form object.
-	 */
-	public function create( &$form ) {
-		$form->set_version( WPINV_VERSION );
-		$form->set_date_created( current_time('mysql') );
-
-		// Create a new post.
-		$id = wp_insert_post(
-			apply_filters(
-				'getpaid_new_payment_form_data',
-				array(
-					'post_date'     => $form->get_date_created( 'edit' ),
-					'post_type'     => 'wpi_payment_form',
-					'post_status'   => $this->get_post_status( $form ),
-					'ping_status'   => 'closed',
-					'post_author'   => $form->get_author( 'edit' ),
-					'post_title'    => $form->get_name( 'edit' ),
-				)
-			),
-			true
-		);
-
-		if ( $id && ! is_wp_error( $id ) ) {
-			$form->set_id( $id );
-			$this->update_post_meta( $form );
-			$form->save_meta_data();
-			$form->apply_changes();
-			$this->clear_caches( $form );
-			do_action( 'getpaid_create_payment_form', $form->get_id(), $form );
-			return true;
-		}
-
-		if ( is_wp_error( $id ) ) {
-			$form->last_error = $id->get_error_message();
-		}
-
-		return false;
-	}
-
-	/**
-	 * Method to read a form from the database.
-	 *
-	 * @param GetPaid_Payment_Form $form Form object.
-	 *
-	 */
-	public function read( &$form ) {
-
-		$form->set_defaults();
-		$form_object = get_post( $form->get_id() );
-
-		if ( ! $form->get_id() || ! $form_object || $form_object->post_type != 'wpi_payment_form' ) {
-			$form->last_error = __( 'Invalid form.', 'invoicing' );
-			return false;
-		}
-
-		$form->set_props(
-			array(
-				'date_created'  => 0 < $form_object->post_date ? $form_object->post_date : null,
-				'date_modified' => 0 < $form_object->post_modified ? $form_object->post_modified : null,
-				'status'        => $form_object->post_status,
-				'name'          => $form_object->post_title,
-				'author'        => $form_object->post_author,
-			)
-		);
-
-		$this->read_object_data( $form, $form_object );
-		$form->read_meta_data();
-		$form->set_object_read( true );
-		do_action( 'getpaid_read_payment_form', $form->get_id(), $form );
-
-	}
-
-	/**
-	 * Method to update a form in the database.
-	 *
-	 * @param GetPaid_Payment_Form $form Form object.
-	 */
-	public function update( &$form ) {
-		$form->save_meta_data();
-		$form->set_version( WPINV_VERSION );
-
-		if ( null === $form->get_date_created( 'edit' ) ) {
-			$form->set_date_created(  current_time('mysql') );
-		}
-
-		// Grab the current status so we can compare.
-		$previous_status = get_post_status( $form->get_id() );
-
-		$changes = $form->get_changes();
-
-		// Only update the post when the post data changes.
-		if ( array_intersect( array( 'date_created', 'date_modified', 'status', 'name', 'author' ), array_keys( $changes ) ) ) {
-			$post_data = array(
-				'post_date'         => $form->get_date_created( 'edit' ),
-				'post_status'       => $form->get_status( 'edit' ),
-				'post_title'        => $form->get_name( 'edit' ),
-				'post_author'       => $form->get_author( 'edit' ),
-				'post_modified'     => $form->get_date_modified( 'edit' ),
-			);
-
-			/**
-			 * When updating this object, to prevent infinite loops, use $wpdb
-			 * to update data, since wp_update_post spawns more calls to the
-			 * save_post action.
-			 *
-			 * This ensures hooks are fired by either WP itself (admin screen save),
-			 * or an update purely from CRUD.
-			 */
-			if ( doing_action( 'save_post' ) ) {
-				$GLOBALS['wpdb']->update( $GLOBALS['wpdb']->posts, $post_data, array( 'ID' => $form->get_id() ) );
-				clean_post_cache( $form->get_id() );
-			} else {
-				wp_update_post( array_merge( array( 'ID' => $form->get_id() ), $post_data ) );
-			}
-			$form->read_meta_data( true ); // Refresh internal meta data, in case things were hooked into `save_post` or another WP hook.
-		}
-		$this->update_post_meta( $form );
-		$form->apply_changes();
-		$this->clear_caches( $form );
-
-		// Fire a hook depending on the status - this should be considered a creation if it was previously draft status.
-		$new_status = $form->get_status( 'edit' );
-
-		if ( $new_status !== $previous_status && in_array( $previous_status, array( 'new', 'auto-draft', 'draft' ), true ) ) {
-			do_action( 'getpaid_new_payment_form', $form->get_id(), $form );
-		} else {
-			do_action( 'getpaid_update_payment_form', $form->get_id(), $form );
-		}
-
-	}
-
-	/*
+    /**
+     * Method to create a new form in the database.
+     *
+     * @param GetPaid_Payment_Form $form Form object.
+     */
+    public function create( &$form ) {
+        $form->set_version( WPINV_VERSION );
+        $form->set_date_created( current_time('mysql') );
+
+        // Create a new post.
+        $id = wp_insert_post(
+            apply_filters(
+                'getpaid_new_payment_form_data',
+                array(
+                    'post_date'     => $form->get_date_created( 'edit' ),
+                    'post_type'     => 'wpi_payment_form',
+                    'post_status'   => $this->get_post_status( $form ),
+                    'ping_status'   => 'closed',
+                    'post_author'   => $form->get_author( 'edit' ),
+                    'post_title'    => $form->get_name( 'edit' ),
+                )
+            ),
+            true
+        );
+
+        if ( $id && ! is_wp_error( $id ) ) {
+            $form->set_id( $id );
+            $this->update_post_meta( $form );
+            $form->save_meta_data();
+            $form->apply_changes();
+            $this->clear_caches( $form );
+            do_action( 'getpaid_create_payment_form', $form->get_id(), $form );
+            return true;
+        }
+
+        if ( is_wp_error( $id ) ) {
+            $form->last_error = $id->get_error_message();
+        }
+
+        return false;
+    }
+
+    /**
+     * Method to read a form from the database.
+     *
+     * @param GetPaid_Payment_Form $form Form object.
+     *
+     */
+    public function read( &$form ) {
+
+        $form->set_defaults();
+        $form_object = get_post( $form->get_id() );
+
+        if ( ! $form->get_id() || ! $form_object || $form_object->post_type != 'wpi_payment_form' ) {
+            $form->last_error = __( 'Invalid form.', 'invoicing' );
+            return false;
+        }
+
+        $form->set_props(
+            array(
+                'date_created'  => 0 < $form_object->post_date ? $form_object->post_date : null,
+                'date_modified' => 0 < $form_object->post_modified ? $form_object->post_modified : null,
+                'status'        => $form_object->post_status,
+                'name'          => $form_object->post_title,
+                'author'        => $form_object->post_author,
+            )
+        );
+
+        $this->read_object_data( $form, $form_object );
+        $form->read_meta_data();
+        $form->set_object_read( true );
+        do_action( 'getpaid_read_payment_form', $form->get_id(), $form );
+
+    }
+
+    /**
+     * Method to update a form in the database.
+     *
+     * @param GetPaid_Payment_Form $form Form object.
+     */
+    public function update( &$form ) {
+        $form->save_meta_data();
+        $form->set_version( WPINV_VERSION );
+
+        if ( null === $form->get_date_created( 'edit' ) ) {
+            $form->set_date_created(  current_time('mysql') );
+        }
+
+        // Grab the current status so we can compare.
+        $previous_status = get_post_status( $form->get_id() );
+
+        $changes = $form->get_changes();
+
+        // Only update the post when the post data changes.
+        if ( array_intersect( array( 'date_created', 'date_modified', 'status', 'name', 'author' ), array_keys( $changes ) ) ) {
+            $post_data = array(
+                'post_date'         => $form->get_date_created( 'edit' ),
+                'post_status'       => $form->get_status( 'edit' ),
+                'post_title'        => $form->get_name( 'edit' ),
+                'post_author'       => $form->get_author( 'edit' ),
+                'post_modified'     => $form->get_date_modified( 'edit' ),
+            );
+
+            /**
+             * When updating this object, to prevent infinite loops, use $wpdb
+             * to update data, since wp_update_post spawns more calls to the
+             * save_post action.
+             *
+             * This ensures hooks are fired by either WP itself (admin screen save),
+             * or an update purely from CRUD.
+             */
+            if ( doing_action( 'save_post' ) ) {
+                $GLOBALS['wpdb']->update( $GLOBALS['wpdb']->posts, $post_data, array( 'ID' => $form->get_id() ) );
+                clean_post_cache( $form->get_id() );
+            } else {
+                wp_update_post( array_merge( array( 'ID' => $form->get_id() ), $post_data ) );
+            }
+            $form->read_meta_data( true ); // Refresh internal meta data, in case things were hooked into `save_post` or another WP hook.
+        }
+        $this->update_post_meta( $form );
+        $form->apply_changes();
+        $this->clear_caches( $form );
+
+        // Fire a hook depending on the status - this should be considered a creation if it was previously draft status.
+        $new_status = $form->get_status( 'edit' );
+
+        if ( $new_status !== $previous_status && in_array( $previous_status, array( 'new', 'auto-draft', 'draft' ), true ) ) {
+            do_action( 'getpaid_new_payment_form', $form->get_id(), $form );
+        } else {
+            do_action( 'getpaid_update_payment_form', $form->get_id(), $form );
+        }
+
+    }
+
+    /*
 	|--------------------------------------------------------------------------
 	| Additional Methods
 	|--------------------------------------------------------------------------

Spacing +43 added lines, -43 removed lines

@@ -3,7 +3,7 @@ 
  * GetPaid_Payment_Form_Data_Store class file.
  *
  */
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
 	exit;
 }
 
@@ -56,37 +56,37 @@ 
 	 *
 	 * @param GetPaid_Payment_Form $form Form object.
 	 */
-	public function create( &$form ) {
-		$form->set_version( WPINV_VERSION );
-		$form->set_date_created( current_time('mysql') );
+	public function create(&$form) {
+		$form->set_version(WPINV_VERSION);
+		$form->set_date_created(current_time('mysql'));
 
 		// Create a new post.
 		$id = wp_insert_post(
 			apply_filters(
 				'getpaid_new_payment_form_data',
 				array(
-					'post_date'     => $form->get_date_created( 'edit' ),
+					'post_date'     => $form->get_date_created('edit'),
 					'post_type'     => 'wpi_payment_form',
-					'post_status'   => $this->get_post_status( $form ),
+					'post_status'   => $this->get_post_status($form),
 					'ping_status'   => 'closed',
-					'post_author'   => $form->get_author( 'edit' ),
-					'post_title'    => $form->get_name( 'edit' ),
+					'post_author'   => $form->get_author('edit'),
+					'post_title'    => $form->get_name('edit'),
 				)
 			),
 			true
 		);
 
-		if ( $id && ! is_wp_error( $id ) ) {
-			$form->set_id( $id );
-			$this->update_post_meta( $form );
+		if ($id && !is_wp_error($id)) {
+			$form->set_id($id);
+			$this->update_post_meta($form);
 			$form->save_meta_data();
 			$form->apply_changes();
-			$this->clear_caches( $form );
-			do_action( 'getpaid_create_payment_form', $form->get_id(), $form );
+			$this->clear_caches($form);
+			do_action('getpaid_create_payment_form', $form->get_id(), $form);
 			return true;
 		}
 
-		if ( is_wp_error( $id ) ) {
+		if (is_wp_error($id)) {
 			$form->last_error = $id->get_error_message();
 		}
 
@@ -99,13 +99,13 @@ 
 	 * @param GetPaid_Payment_Form $form Form object.
 	 *
 	 */
-	public function read( &$form ) {
+	public function read(&$form) {
 
 		$form->set_defaults();
-		$form_object = get_post( $form->get_id() );
+		$form_object = get_post($form->get_id());
 
-		if ( ! $form->get_id() || ! $form_object || $form_object->post_type != 'wpi_payment_form' ) {
-			$form->last_error = __( 'Invalid form.', 'invoicing' );
+		if (!$form->get_id() || !$form_object || $form_object->post_type != 'wpi_payment_form') {
+			$form->last_error = __('Invalid form.', 'invoicing');
 			return false;
 		}
 
@@ -119,10 +119,10 @@ 
 			)
 		);
 
-		$this->read_object_data( $form, $form_object );
+		$this->read_object_data($form, $form_object);
 		$form->read_meta_data();
-		$form->set_object_read( true );
-		do_action( 'getpaid_read_payment_form', $form->get_id(), $form );
+		$form->set_object_read(true);
+		do_action('getpaid_read_payment_form', $form->get_id(), $form);
 
 	}
 
@@ -131,27 +131,27 @@ 
 	 *
 	 * @param GetPaid_Payment_Form $form Form object.
 	 */
-	public function update( &$form ) {
+	public function update(&$form) {
 		$form->save_meta_data();
-		$form->set_version( WPINV_VERSION );
+		$form->set_version(WPINV_VERSION);
 
-		if ( null === $form->get_date_created( 'edit' ) ) {
-			$form->set_date_created(  current_time('mysql') );
+		if (null === $form->get_date_created('edit')) {
+			$form->set_date_created(current_time('mysql'));
 		}
 
 		// Grab the current status so we can compare.
-		$previous_status = get_post_status( $form->get_id() );
+		$previous_status = get_post_status($form->get_id());
 
 		$changes = $form->get_changes();
 
 		// Only update the post when the post data changes.
-		if ( array_intersect( array( 'date_created', 'date_modified', 'status', 'name', 'author' ), array_keys( $changes ) ) ) {
+		if (array_intersect(array('date_created', 'date_modified', 'status', 'name', 'author'), array_keys($changes))) {
 			$post_data = array(
-				'post_date'         => $form->get_date_created( 'edit' ),
-				'post_status'       => $form->get_status( 'edit' ),
-				'post_title'        => $form->get_name( 'edit' ),
-				'post_author'       => $form->get_author( 'edit' ),
-				'post_modified'     => $form->get_date_modified( 'edit' ),
+				'post_date'         => $form->get_date_created('edit'),
+				'post_status'       => $form->get_status('edit'),
+				'post_title'        => $form->get_name('edit'),
+				'post_author'       => $form->get_author('edit'),
+				'post_modified'     => $form->get_date_modified('edit'),
 			);
 
 			/**
@@ -162,25 +162,25 @@ 
 			 * This ensures hooks are fired by either WP itself (admin screen save),
 			 * or an update purely from CRUD.
 			 */
-			if ( doing_action( 'save_post' ) ) {
-				$GLOBALS['wpdb']->update( $GLOBALS['wpdb']->posts, $post_data, array( 'ID' => $form->get_id() ) );
-				clean_post_cache( $form->get_id() );
+			if (doing_action('save_post')) {
+				$GLOBALS['wpdb']->update($GLOBALS['wpdb']->posts, $post_data, array('ID' => $form->get_id()));
+				clean_post_cache($form->get_id());
 			} else {
-				wp_update_post( array_merge( array( 'ID' => $form->get_id() ), $post_data ) );
+				wp_update_post(array_merge(array('ID' => $form->get_id()), $post_data));
 			}
-			$form->read_meta_data( true ); // Refresh internal meta data, in case things were hooked into `save_post` or another WP hook.
+			$form->read_meta_data(true); // Refresh internal meta data, in case things were hooked into `save_post` or another WP hook.
 		}
-		$this->update_post_meta( $form );
+		$this->update_post_meta($form);
 		$form->apply_changes();
-		$this->clear_caches( $form );
+		$this->clear_caches($form);
 
 		// Fire a hook depending on the status - this should be considered a creation if it was previously draft status.
-		$new_status = $form->get_status( 'edit' );
+		$new_status = $form->get_status('edit');
 
-		if ( $new_status !== $previous_status && in_array( $previous_status, array( 'new', 'auto-draft', 'draft' ), true ) ) {
-			do_action( 'getpaid_new_payment_form', $form->get_id(), $form );
+		if ($new_status !== $previous_status && in_array($previous_status, array('new', 'auto-draft', 'draft'), true)) {
+			do_action('getpaid_new_payment_form', $form->get_id(), $form);
 		} else {
-			do_action( 'getpaid_update_payment_form', $form->get_id(), $form );
+			do_action('getpaid_update_payment_form', $form->get_id(), $form);
 		}
 
 	}

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

Indentation +208 added lines, -208 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 if ( ! defined( 'ABSPATH' ) ) {
-	exit;
+    exit;
 }
 
 /**
@@ -14,227 +14,227 @@ 
  */
 class GetPaid_Item_Data_Store extends GetPaid_Data_Store_WP {
 
-	/**
-	 * Data stored in meta keys, but not considered "meta" for an item.
-	 *
-	 * @since 1.0.19
-	 * @var array
-	 */
-	protected $internal_meta_keys = array(
-		'_wpinv_price',
-		'_wpinv_vat_rule',
-		'_wpinv_vat_class',
-		'_wpinv_type',
-		'_wpinv_custom_id',
-		'_wpinv_custom_name',
-		'_wpinv_custom_singular_name',
-		'_wpinv_editable',
-		'_wpinv_dynamic_pricing',
-		'_minimum_price',
-		'_wpinv_is_recurring',
-		'_wpinv_recurring_period',
-		'_wpinv_recurring_interval',
-		'_wpinv_recurring_limit',
-		'_wpinv_free_trial',
-		'_wpinv_trial_period',
-		'_wpinv_trial_interval'
-	);
-
-	/**
-	 * A map of meta keys to data props.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @var array
-	 */
-	protected $meta_key_to_props = array(
-		'_wpinv_price'                => 'price',
-		'_wpinv_vat_rule'             => 'vat_rule',
-		'_wpinv_vat_class'            => 'vat_class',
-		'_wpinv_type'                 => 'type',
-		'_wpinv_custom_id'            => 'custom_id',
-		'_wpinv_custom_name'          => 'custom_name',
-		'_wpinv_custom_singular_name' => 'custom_singular_name',
-		'_wpinv_editable'             => 'is_editable',
-		'_wpinv_dynamic_pricing'      => 'is_dynamic_pricing',
-		'_minimum_price'              => 'minimum_price',
-		'_wpinv_custom_name'          => 'custom_name',
-		'_wpinv_is_recurring'         => 'is_recurring',
-		'_wpinv_recurring_period'     => 'recurring_period',
-		'_wpinv_recurring_interval'   => 'recurring_interval',
-		'_wpinv_recurring_limit'      => 'recurring_limit',
-		'_wpinv_free_trial'           => 'is_free_trial',
-		'_wpinv_trial_period'         => 'trial_period',
-		'_wpinv_trial_interval'       => 'trial_interval',
-		'_wpinv_version'              => 'version',
-	);
-
-	/*
+    /**
+     * Data stored in meta keys, but not considered "meta" for an item.
+     *
+     * @since 1.0.19
+     * @var array
+     */
+    protected $internal_meta_keys = array(
+        '_wpinv_price',
+        '_wpinv_vat_rule',
+        '_wpinv_vat_class',
+        '_wpinv_type',
+        '_wpinv_custom_id',
+        '_wpinv_custom_name',
+        '_wpinv_custom_singular_name',
+        '_wpinv_editable',
+        '_wpinv_dynamic_pricing',
+        '_minimum_price',
+        '_wpinv_is_recurring',
+        '_wpinv_recurring_period',
+        '_wpinv_recurring_interval',
+        '_wpinv_recurring_limit',
+        '_wpinv_free_trial',
+        '_wpinv_trial_period',
+        '_wpinv_trial_interval'
+    );
+
+    /**
+     * A map of meta keys to data props.
+     *
+     * @since 1.0.19
+     *
+     * @var array
+     */
+    protected $meta_key_to_props = array(
+        '_wpinv_price'                => 'price',
+        '_wpinv_vat_rule'             => 'vat_rule',
+        '_wpinv_vat_class'            => 'vat_class',
+        '_wpinv_type'                 => 'type',
+        '_wpinv_custom_id'            => 'custom_id',
+        '_wpinv_custom_name'          => 'custom_name',
+        '_wpinv_custom_singular_name' => 'custom_singular_name',
+        '_wpinv_editable'             => 'is_editable',
+        '_wpinv_dynamic_pricing'      => 'is_dynamic_pricing',
+        '_minimum_price'              => 'minimum_price',
+        '_wpinv_custom_name'          => 'custom_name',
+        '_wpinv_is_recurring'         => 'is_recurring',
+        '_wpinv_recurring_period'     => 'recurring_period',
+        '_wpinv_recurring_interval'   => 'recurring_interval',
+        '_wpinv_recurring_limit'      => 'recurring_limit',
+        '_wpinv_free_trial'           => 'is_free_trial',
+        '_wpinv_trial_period'         => 'trial_period',
+        '_wpinv_trial_interval'       => 'trial_interval',
+        '_wpinv_version'              => 'version',
+    );
+
+    /*
 	|--------------------------------------------------------------------------
 	| CRUD Methods
 	|--------------------------------------------------------------------------
 	*/
 
-	/**
-	 * Method to create a new item in the database.
-	 *
-	 * @param WPInv_Item $item Item object.
-	 */
-	public function create( &$item ) {
-		$item->set_version( WPINV_VERSION );
-		$item->set_date_created( current_time('mysql') );
-
-		// Create a new post.
-		$id = wp_insert_post(
-			apply_filters(
-				'getpaid_new_item_data',
-				array(
-					'post_date'     => $item->get_date_created( 'edit' ),
-					'post_type'     => 'wpi_item',
-					'post_status'   => $this->get_post_status( $item ),
-					'ping_status'   => 'closed',
-					'post_author'   => $item->get_author( 'edit' ),
-					'post_title'    => $item->get_name( 'edit' ),
-					'post_parent'   => 0,
-					'post_excerpt'  => $item->get_description( 'edit' ),
-				)
-			),
-			true
-		);
-
-		if ( $id && ! is_wp_error( $id ) ) {
-			$item->set_id( $id );
-			$this->update_post_meta( $item );
-			$item->save_meta_data();
-			$item->apply_changes();
-			$this->clear_caches( $item );
-			do_action( 'getpaid_new_item', $item->get_id(), $item );
-			return true;
-		}
-
-		if ( is_wp_error( $id ) ) {
-			$item->last_error = $id->get_error_message();
-		}
+    /**
+     * Method to create a new item in the database.
+     *
+     * @param WPInv_Item $item Item object.
+     */
+    public function create( &$item ) {
+        $item->set_version( WPINV_VERSION );
+        $item->set_date_created( current_time('mysql') );
+
+        // Create a new post.
+        $id = wp_insert_post(
+            apply_filters(
+                'getpaid_new_item_data',
+                array(
+                    'post_date'     => $item->get_date_created( 'edit' ),
+                    'post_type'     => 'wpi_item',
+                    'post_status'   => $this->get_post_status( $item ),
+                    'ping_status'   => 'closed',
+                    'post_author'   => $item->get_author( 'edit' ),
+                    'post_title'    => $item->get_name( 'edit' ),
+                    'post_parent'   => 0,
+                    'post_excerpt'  => $item->get_description( 'edit' ),
+                )
+            ),
+            true
+        );
+
+        if ( $id && ! is_wp_error( $id ) ) {
+            $item->set_id( $id );
+            $this->update_post_meta( $item );
+            $item->save_meta_data();
+            $item->apply_changes();
+            $this->clear_caches( $item );
+            do_action( 'getpaid_new_item', $item->get_id(), $item );
+            return true;
+        }
+
+        if ( is_wp_error( $id ) ) {
+            $item->last_error = $id->get_error_message();
+        }
 		
-		return false;
-	}
-
-	/**
-	 * Method to read an item from the database.
-	 *
-	 * @param WPInv_Item $item Item object.
-	 *
-	 */
-	public function read( &$item ) {
-
-		$item->set_defaults();
-		$item_object = get_post( $item->get_id() );
-
-		if ( ! $item->get_id() || ! $item_object || $item_object->post_type != 'wpi_item' ) {
-			$item->last_error = __( 'Invalid item.', 'invoicing' );
-			return false;
-		}
-
-		$item->set_props(
-			array(
-				'parent_id'     => $item_object->post_parent,
-				'date_created'  => 0 < $item_object->post_date ? $item_object->post_date : null,
-				'date_modified' => 0 < $item_object->post_modified ? $item_object->post_modified : null,
-				'status'        => $item_object->post_status,
-				'name'          => $item_object->post_title,
-				'description'   => $item_object->post_excerpt,
-				'author'        => $item_object->post_author,
-			)
-		);
-
-		$this->read_object_data( $item, $item_object );
-		$item->read_meta_data();
-		$item->set_object_read( true );
-		do_action( 'getpaid_read_item', $item->get_id(), $item );
-
-	}
-
-	/**
-	 * Method to update an item in the database.
-	 *
-	 * @param WPInv_Item $item Item object.
-	 */
-	public function update( &$item ) {
-		$item->save_meta_data();
-		$item->set_version( WPINV_VERSION );
-
-		if ( null === $item->get_date_created( 'edit' ) ) {
-			$item->set_date_created(  current_time('mysql') );
-		}
-
-		// Grab the current status so we can compare.
-		$previous_status = get_post_status( $item->get_id() );
-
-		$changes = $item->get_changes();
-
-		// Only update the post when the post data changes.
-		if ( array_intersect( array( 'date_created', 'date_modified', 'status', 'parent_id', 'post_excerpt', 'name', 'author' ), array_keys( $changes ) ) ) {
-			$post_data = array(
-				'post_date'         => $item->get_date_created( 'edit' ),
-				'post_status'       => $item->get_status( 'edit' ),
-				'post_parent'       => $item->get_parent_id( 'edit' ),
-				'post_excerpt'      => $item->get_description( 'edit' ),
-				'post_modified'     => $item->get_date_modified( 'edit' ),
-				'post_title'        => $item->get_name( 'edit' ),
-				'post_author'       => $item->get_author( 'edit' ),
-			);
-
-			/**
-			 * When updating this object, to prevent infinite loops, use $wpdb
-			 * to update data, since wp_update_post spawns more calls to the
-			 * save_post action.
-			 *
-			 * This ensures hooks are fired by either WP itself (admin screen save),
-			 * or an update purely from CRUD.
-			 */
-			if ( doing_action( 'save_post' ) ) {
-				$GLOBALS['wpdb']->update( $GLOBALS['wpdb']->posts, $post_data, array( 'ID' => $item->get_id() ) );
-				clean_post_cache( $item->get_id() );
-			} else {
-				wp_update_post( array_merge( array( 'ID' => $item->get_id() ), $post_data ) );
-			}
-			$item->read_meta_data( true ); // Refresh internal meta data, in case things were hooked into `save_post` or another WP hook.
-		}
-		$this->update_post_meta( $item );
-		$item->apply_changes();
-		$this->clear_caches( $item );
-
-		// Fire a hook depending on the status - this should be considered a creation if it was previously draft status.
-		$new_status = $item->get_status( 'edit' );
-
-		if ( $new_status !== $previous_status && in_array( $previous_status, array( 'new', 'auto-draft', 'draft' ), true ) ) {
-			do_action( 'getpaid_new_item', $item->get_id(), $item );
-		} else {
-			do_action( 'getpaid_update_item', $item->get_id(), $item );
-		}
-
-	}
-
-	/*
+        return false;
+    }
+
+    /**
+     * Method to read an item from the database.
+     *
+     * @param WPInv_Item $item Item object.
+     *
+     */
+    public function read( &$item ) {
+
+        $item->set_defaults();
+        $item_object = get_post( $item->get_id() );
+
+        if ( ! $item->get_id() || ! $item_object || $item_object->post_type != 'wpi_item' ) {
+            $item->last_error = __( 'Invalid item.', 'invoicing' );
+            return false;
+        }
+
+        $item->set_props(
+            array(
+                'parent_id'     => $item_object->post_parent,
+                'date_created'  => 0 < $item_object->post_date ? $item_object->post_date : null,
+                'date_modified' => 0 < $item_object->post_modified ? $item_object->post_modified : null,
+                'status'        => $item_object->post_status,
+                'name'          => $item_object->post_title,
+                'description'   => $item_object->post_excerpt,
+                'author'        => $item_object->post_author,
+            )
+        );
+
+        $this->read_object_data( $item, $item_object );
+        $item->read_meta_data();
+        $item->set_object_read( true );
+        do_action( 'getpaid_read_item', $item->get_id(), $item );
+
+    }
+
+    /**
+     * Method to update an item in the database.
+     *
+     * @param WPInv_Item $item Item object.
+     */
+    public function update( &$item ) {
+        $item->save_meta_data();
+        $item->set_version( WPINV_VERSION );
+
+        if ( null === $item->get_date_created( 'edit' ) ) {
+            $item->set_date_created(  current_time('mysql') );
+        }
+
+        // Grab the current status so we can compare.
+        $previous_status = get_post_status( $item->get_id() );
+
+        $changes = $item->get_changes();
+
+        // Only update the post when the post data changes.
+        if ( array_intersect( array( 'date_created', 'date_modified', 'status', 'parent_id', 'post_excerpt', 'name', 'author' ), array_keys( $changes ) ) ) {
+            $post_data = array(
+                'post_date'         => $item->get_date_created( 'edit' ),
+                'post_status'       => $item->get_status( 'edit' ),
+                'post_parent'       => $item->get_parent_id( 'edit' ),
+                'post_excerpt'      => $item->get_description( 'edit' ),
+                'post_modified'     => $item->get_date_modified( 'edit' ),
+                'post_title'        => $item->get_name( 'edit' ),
+                'post_author'       => $item->get_author( 'edit' ),
+            );
+
+            /**
+             * When updating this object, to prevent infinite loops, use $wpdb
+             * to update data, since wp_update_post spawns more calls to the
+             * save_post action.
+             *
+             * This ensures hooks are fired by either WP itself (admin screen save),
+             * or an update purely from CRUD.
+             */
+            if ( doing_action( 'save_post' ) ) {
+                $GLOBALS['wpdb']->update( $GLOBALS['wpdb']->posts, $post_data, array( 'ID' => $item->get_id() ) );
+                clean_post_cache( $item->get_id() );
+            } else {
+                wp_update_post( array_merge( array( 'ID' => $item->get_id() ), $post_data ) );
+            }
+            $item->read_meta_data( true ); // Refresh internal meta data, in case things were hooked into `save_post` or another WP hook.
+        }
+        $this->update_post_meta( $item );
+        $item->apply_changes();
+        $this->clear_caches( $item );
+
+        // Fire a hook depending on the status - this should be considered a creation if it was previously draft status.
+        $new_status = $item->get_status( 'edit' );
+
+        if ( $new_status !== $previous_status && in_array( $previous_status, array( 'new', 'auto-draft', 'draft' ), true ) ) {
+            do_action( 'getpaid_new_item', $item->get_id(), $item );
+        } else {
+            do_action( 'getpaid_update_item', $item->get_id(), $item );
+        }
+
+    }
+
+    /*
 	|--------------------------------------------------------------------------
 	| Additional Methods
 	|--------------------------------------------------------------------------
 	*/
 
-	/**
-	 * Helper method that updates all the post meta for an item based on it's settings in the WPInv_Item class.
-	 *
-	 * @param WPInv_Item $item WPInv_Item object.
-	 * @since 1.0.19
-	 */
-	protected function update_post_meta( &$item ) {
+    /**
+     * Helper method that updates all the post meta for an item based on it's settings in the WPInv_Item class.
+     *
+     * @param WPInv_Item $item WPInv_Item object.
+     * @since 1.0.19
+     */
+    protected function update_post_meta( &$item ) {
 
-		// Ensure that we have a custom id.
+        // Ensure that we have a custom id.
         if ( ! $item->get_custom_id() ) {
             $item->set_custom_id( $item->get_id() );
-		}
+        }
 
-		parent::update_post_meta( $item );
-	}
+        parent::update_post_meta( $item );
+    }
 
 }

Spacing +50 added lines, -50 removed lines

@@ -3,7 +3,7 @@ 
  * GetPaid_Item_Data_Store class file.
  *
  */
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
 	exit;
 }
 
@@ -80,39 +80,39 @@ 
 	 *
 	 * @param WPInv_Item $item Item object.
 	 */
-	public function create( &$item ) {
-		$item->set_version( WPINV_VERSION );
-		$item->set_date_created( current_time('mysql') );
+	public function create(&$item) {
+		$item->set_version(WPINV_VERSION);
+		$item->set_date_created(current_time('mysql'));
 
 		// Create a new post.
 		$id = wp_insert_post(
 			apply_filters(
 				'getpaid_new_item_data',
 				array(
-					'post_date'     => $item->get_date_created( 'edit' ),
+					'post_date'     => $item->get_date_created('edit'),
 					'post_type'     => 'wpi_item',
-					'post_status'   => $this->get_post_status( $item ),
+					'post_status'   => $this->get_post_status($item),
 					'ping_status'   => 'closed',
-					'post_author'   => $item->get_author( 'edit' ),
-					'post_title'    => $item->get_name( 'edit' ),
+					'post_author'   => $item->get_author('edit'),
+					'post_title'    => $item->get_name('edit'),
 					'post_parent'   => 0,
-					'post_excerpt'  => $item->get_description( 'edit' ),
+					'post_excerpt'  => $item->get_description('edit'),
 				)
 			),
 			true
 		);
 
-		if ( $id && ! is_wp_error( $id ) ) {
-			$item->set_id( $id );
-			$this->update_post_meta( $item );
+		if ($id && !is_wp_error($id)) {
+			$item->set_id($id);
+			$this->update_post_meta($item);
 			$item->save_meta_data();
 			$item->apply_changes();
-			$this->clear_caches( $item );
-			do_action( 'getpaid_new_item', $item->get_id(), $item );
+			$this->clear_caches($item);
+			do_action('getpaid_new_item', $item->get_id(), $item);
 			return true;
 		}
 
-		if ( is_wp_error( $id ) ) {
+		if (is_wp_error($id)) {
 			$item->last_error = $id->get_error_message();
 		}
 		
@@ -125,13 +125,13 @@ 
 	 * @param WPInv_Item $item Item object.
 	 *
 	 */
-	public function read( &$item ) {
+	public function read(&$item) {
 
 		$item->set_defaults();
-		$item_object = get_post( $item->get_id() );
+		$item_object = get_post($item->get_id());
 
-		if ( ! $item->get_id() || ! $item_object || $item_object->post_type != 'wpi_item' ) {
-			$item->last_error = __( 'Invalid item.', 'invoicing' );
+		if (!$item->get_id() || !$item_object || $item_object->post_type != 'wpi_item') {
+			$item->last_error = __('Invalid item.', 'invoicing');
 			return false;
 		}
 
@@ -147,10 +147,10 @@ 
 			)
 		);
 
-		$this->read_object_data( $item, $item_object );
+		$this->read_object_data($item, $item_object);
 		$item->read_meta_data();
-		$item->set_object_read( true );
-		do_action( 'getpaid_read_item', $item->get_id(), $item );
+		$item->set_object_read(true);
+		do_action('getpaid_read_item', $item->get_id(), $item);
 
 	}
 
@@ -159,29 +159,29 @@ 
 	 *
 	 * @param WPInv_Item $item Item object.
 	 */
-	public function update( &$item ) {
+	public function update(&$item) {
 		$item->save_meta_data();
-		$item->set_version( WPINV_VERSION );
+		$item->set_version(WPINV_VERSION);
 
-		if ( null === $item->get_date_created( 'edit' ) ) {
-			$item->set_date_created(  current_time('mysql') );
+		if (null === $item->get_date_created('edit')) {
+			$item->set_date_created(current_time('mysql'));
 		}
 
 		// Grab the current status so we can compare.
-		$previous_status = get_post_status( $item->get_id() );
+		$previous_status = get_post_status($item->get_id());
 
 		$changes = $item->get_changes();
 
 		// Only update the post when the post data changes.
-		if ( array_intersect( array( 'date_created', 'date_modified', 'status', 'parent_id', 'post_excerpt', 'name', 'author' ), array_keys( $changes ) ) ) {
+		if (array_intersect(array('date_created', 'date_modified', 'status', 'parent_id', 'post_excerpt', 'name', 'author'), array_keys($changes))) {
 			$post_data = array(
-				'post_date'         => $item->get_date_created( 'edit' ),
-				'post_status'       => $item->get_status( 'edit' ),
-				'post_parent'       => $item->get_parent_id( 'edit' ),
-				'post_excerpt'      => $item->get_description( 'edit' ),
-				'post_modified'     => $item->get_date_modified( 'edit' ),
-				'post_title'        => $item->get_name( 'edit' ),
-				'post_author'       => $item->get_author( 'edit' ),
+				'post_date'         => $item->get_date_created('edit'),
+				'post_status'       => $item->get_status('edit'),
+				'post_parent'       => $item->get_parent_id('edit'),
+				'post_excerpt'      => $item->get_description('edit'),
+				'post_modified'     => $item->get_date_modified('edit'),
+				'post_title'        => $item->get_name('edit'),
+				'post_author'       => $item->get_author('edit'),
 			);
 
 			/**
@@ -192,25 +192,25 @@ 
 			 * This ensures hooks are fired by either WP itself (admin screen save),
 			 * or an update purely from CRUD.
 			 */
-			if ( doing_action( 'save_post' ) ) {
-				$GLOBALS['wpdb']->update( $GLOBALS['wpdb']->posts, $post_data, array( 'ID' => $item->get_id() ) );
-				clean_post_cache( $item->get_id() );
+			if (doing_action('save_post')) {
+				$GLOBALS['wpdb']->update($GLOBALS['wpdb']->posts, $post_data, array('ID' => $item->get_id()));
+				clean_post_cache($item->get_id());
 			} else {
-				wp_update_post( array_merge( array( 'ID' => $item->get_id() ), $post_data ) );
+				wp_update_post(array_merge(array('ID' => $item->get_id()), $post_data));
 			}
-			$item->read_meta_data( true ); // Refresh internal meta data, in case things were hooked into `save_post` or another WP hook.
+			$item->read_meta_data(true); // Refresh internal meta data, in case things were hooked into `save_post` or another WP hook.
 		}
-		$this->update_post_meta( $item );
+		$this->update_post_meta($item);
 		$item->apply_changes();
-		$this->clear_caches( $item );
+		$this->clear_caches($item);
 
 		// Fire a hook depending on the status - this should be considered a creation if it was previously draft status.
-		$new_status = $item->get_status( 'edit' );
+		$new_status = $item->get_status('edit');
 
-		if ( $new_status !== $previous_status && in_array( $previous_status, array( 'new', 'auto-draft', 'draft' ), true ) ) {
-			do_action( 'getpaid_new_item', $item->get_id(), $item );
+		if ($new_status !== $previous_status && in_array($previous_status, array('new', 'auto-draft', 'draft'), true)) {
+			do_action('getpaid_new_item', $item->get_id(), $item);
 		} else {
-			do_action( 'getpaid_update_item', $item->get_id(), $item );
+			do_action('getpaid_update_item', $item->get_id(), $item);
 		}
 
 	}
@@ -227,14 +227,14 @@ 
 	 * @param WPInv_Item $item WPInv_Item object.
 	 * @since 1.0.19
 	 */
-	protected function update_post_meta( &$item ) {
+	protected function update_post_meta(&$item) {
 
 		// Ensure that we have a custom id.
-        if ( ! $item->get_custom_id() ) {
-            $item->set_custom_id( $item->get_id() );
+        if (!$item->get_custom_id()) {
+            $item->set_custom_id($item->get_id());
 		}
 
-		parent::update_post_meta( $item );
+		parent::update_post_meta($item);
 	}
 
 }

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

Indentation +338 added lines, -338 removed lines

@@ -14,346 +14,346 @@
  */
 class GetPaid_Data_Store_WP {
 
-	/**
-	 * Meta type. This should match up with
-	 * the types available at https://developer.wordpress.org/reference/functions/add_metadata/.
-	 * WP defines 'post', 'user', 'comment', and 'term'.
-	 *
-	 * @var string
-	 */
-	protected $meta_type = 'post';
-
-	/**
-	 * This only needs set if you are using a custom metadata type.
-	 *
-	 * @var string
-	 */
-	protected $object_id_field_for_meta = '';
-
-	/**
-	 * Data stored in meta keys, but not considered "meta" for an object.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @var array
-	 */
-	protected $internal_meta_keys = array();
-
-	/**
-	 * Meta data which should exist in the DB, even if empty.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @var array
-	 */
-	protected $must_exist_meta_keys = array();
-
-	/**
-	 * A map of meta keys to data props.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @var array
-	 */
-	protected $meta_key_to_props = array();
-
-	/**
-	 * Returns an array of meta for an object.
-	 *
-	 * @since  1.0.19
-	 * @param  GetPaid_Data $object GetPaid_Data object.
-	 * @return array
-	 */
-	public function read_meta( &$object ) {
-		global $wpdb;
-		$db_info       = $this->get_db_info();
-		$raw_meta_data = $wpdb->get_results(
-			$wpdb->prepare(
-				"SELECT {$db_info['meta_id_field']} as meta_id, meta_key, meta_value
+    /**
+     * Meta type. This should match up with
+     * the types available at https://developer.wordpress.org/reference/functions/add_metadata/.
+     * WP defines 'post', 'user', 'comment', and 'term'.
+     *
+     * @var string
+     */
+    protected $meta_type = 'post';
+
+    /**
+     * This only needs set if you are using a custom metadata type.
+     *
+     * @var string
+     */
+    protected $object_id_field_for_meta = '';
+
+    /**
+     * Data stored in meta keys, but not considered "meta" for an object.
+     *
+     * @since 1.0.19
+     *
+     * @var array
+     */
+    protected $internal_meta_keys = array();
+
+    /**
+     * Meta data which should exist in the DB, even if empty.
+     *
+     * @since 1.0.19
+     *
+     * @var array
+     */
+    protected $must_exist_meta_keys = array();
+
+    /**
+     * A map of meta keys to data props.
+     *
+     * @since 1.0.19
+     *
+     * @var array
+     */
+    protected $meta_key_to_props = array();
+
+    /**
+     * Returns an array of meta for an object.
+     *
+     * @since  1.0.19
+     * @param  GetPaid_Data $object GetPaid_Data object.
+     * @return array
+     */
+    public function read_meta( &$object ) {
+        global $wpdb;
+        $db_info       = $this->get_db_info();
+        $raw_meta_data = $wpdb->get_results(
+            $wpdb->prepare(
+                "SELECT {$db_info['meta_id_field']} as meta_id, meta_key, meta_value
 				FROM {$db_info['table']}
 				WHERE {$db_info['object_id_field']} = %d
 				ORDER BY {$db_info['meta_id_field']}",
-				$object->get_id()
-			)
-		);
-
-		$this->internal_meta_keys = array_merge( array_map( array( $this, 'prefix_key' ), $object->get_data_keys() ), $this->internal_meta_keys );
-		$meta_data                = array_filter( $raw_meta_data, array( $this, 'exclude_internal_meta_keys' ) );
-		return apply_filters( "getpaid_data_store_wp_{$this->meta_type}_read_meta", $meta_data, $object, $this );
-	}
-
-	/**
-	 * Deletes meta based on meta ID.
-	 *
-	 * @since  1.0.19
-	 * @param  GetPaid_Data  $object GetPaid_Data object.
-	 * @param  stdClass $meta (containing at least ->id).
-	 */
-	public function delete_meta( &$object, $meta ) {
-		delete_metadata_by_mid( $this->meta_type, $meta->id );
-	}
-
-	/**
-	 * Add new piece of meta.
-	 *
-	 * @since  1.0.19
-	 * @param  GetPaid_Data  $object GetPaid_Data object.
-	 * @param  stdClass $meta (containing ->key and ->value).
-	 * @return int meta ID
-	 */
-	public function add_meta( &$object, $meta ) {
-		return add_metadata( $this->meta_type, $object->get_id(), $meta->key, is_string( $meta->value ) ? wp_slash( $meta->value ) : $meta->value, false );
-	}
-
-	/**
-	 * Update meta.
-	 *
-	 * @since  1.0.19
-	 * @param  GetPaid_Data  $object GetPaid_Data object.
-	 * @param  stdClass $meta (containing ->id, ->key and ->value).
-	 */
-	public function update_meta( &$object, $meta ) {
-		update_metadata_by_mid( $this->meta_type, $meta->id, $meta->value, $meta->key );
-	}
-
-	/**
-	 * Table structure is slightly different between meta types, this function will return what we need to know.
-	 *
-	 * @since  1.0.19
-	 * @return array Array elements: table, object_id_field, meta_id_field
-	 */
-	protected function get_db_info() {
-		global $wpdb;
-
-		$meta_id_field = 'meta_id'; // users table calls this umeta_id so we need to track this as well.
-		$table         = $wpdb->prefix;
-
-		// If we are dealing with a type of metadata that is not a core type, the table should be prefixed.
-		if ( ! in_array( $this->meta_type, array( 'post', 'user', 'comment', 'term' ), true ) ) {
-			$table .= 'getpaid_';
-		}
-
-		$table          .= $this->meta_type . 'meta';
-		$object_id_field = $this->meta_type . '_id';
-
-		// Figure out our field names.
-		if ( 'user' === $this->meta_type ) {
-			$meta_id_field = 'umeta_id';
-			$table         = $wpdb->usermeta;
-		}
-
-		if ( ! empty( $this->object_id_field_for_meta ) ) {
-			$object_id_field = $this->object_id_field_for_meta;
-		}
-
-		return array(
-			'table'           => $table,
-			'object_id_field' => $object_id_field,
-			'meta_id_field'   => $meta_id_field,
-		);
-	}
-
-	/**
-	 * Internal meta keys we don't want exposed as part of meta_data. This is in
-	 * addition to all data props with _ prefix.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @param string $key Prefix to be added to meta keys.
-	 * @return string
-	 */
-	protected function prefix_key( $key ) {
-		return '_' === substr( $key, 0, 1 ) ? $key : '_' . $key;
-	}
-
-	/**
-	 * Callback to remove unwanted meta data.
-	 *
-	 * @param object $meta Meta object to check if it should be excluded or not.
-	 * @return bool
-	 */
-	protected function exclude_internal_meta_keys( $meta ) {
-		return ! in_array( $meta->meta_key, $this->internal_meta_keys, true ) && 0 !== stripos( $meta->meta_key, 'wp_' );
-	}
-
-	/**
-	 * Gets a list of props and meta keys that need updated based on change state
-	 * or if they are present in the database or not.
-	 *
-	 * @param  GetPaid_Data $object         The GetPaid_Data object.
-	 * @param  array   $meta_key_to_props   A mapping of meta keys => prop names.
-	 * @param  string  $meta_type           The internal WP meta type (post, user, etc).
-	 * @return array                        A mapping of meta keys => prop names, filtered by ones that should be updated.
-	 */
-	protected function get_props_to_update( $object, $meta_key_to_props, $meta_type = 'post' ) {
-		$props_to_update = array();
-		$changed_props   = $object->get_changes();
-
-		// Props should be updated if they are a part of the $changed array or don't exist yet.
-		foreach ( $meta_key_to_props as $meta_key => $prop ) {
-			if ( array_key_exists( $prop, $changed_props ) || ! metadata_exists( $meta_type, $object->get_id(), $meta_key ) ) {
-				$props_to_update[ $meta_key ] = $prop;
-			}
-		}
-
-		return $props_to_update;
-	}
-
-	/**
-	 * Read object data.
-	 *
-	 * @param GetPaid_Data $object GetPaid_Data object.
-	 * @param WP_Post   $post_object Post object.
-	 * @since 1.0.19
-	 */
-	protected function read_object_data( &$object, $post_object ) {
-		$id    = $object->get_id();
-		$props = array();
-
-		foreach ( $this->meta_key_to_props as $meta_key => $prop ) {
-			$props[ $prop ] = get_post_meta( $id, $meta_key, true );
-		}
-
-		// Set object properties.
-		$object->set_props( $props );
-
-		// Gets extra data associated with the object if needed.
-		foreach ( $object->get_extra_data_keys() as $key ) {
-			$function = 'set_' . $key;
-			if ( is_callable( array( $object, $function ) ) ) {
-				$object->{$function}( get_post_meta( $object->get_id(), $key, true ) );
-			}
-		}
-	}
-
-	/**
-	 * Helper method that updates all the post meta for an object based on it's settings in the GetPaid_Data class.
-	 *
-	 * @param GetPaid_Data $object GetPaid_Data object.
-	 * @since 1.0.19
-	 */
-	protected function update_post_meta( &$object ) {
-
-		$updated_props   = array();
-		$props_to_update = $this->get_props_to_update( $object, $this->meta_key_to_props );
-		$object_type     = $object->get_object_type();
-
-		foreach ( $props_to_update as $meta_key => $prop ) {
-			$value = $object->{"get_$prop"}( 'edit' );
-			$value = is_string( $value ) ? wp_slash( $value ) : $value;
-
-			$updated = $this->update_or_delete_post_meta( $object, $meta_key, $value );
-
-			if ( $updated ) {
-				$updated_props[] = $prop;
-			}
-		}
-
-		do_action( "getpaid_{$object_type}_object_updated_props", $object, $updated_props );
-	}
-
-	/**
-	 * Update meta data in, or delete it from, the database.
-	 *
-	 * Avoids storing meta when it's either an empty string or empty array or null.
-	 * Other empty values such as numeric 0 should still be stored.
-	 * Data-stores can force meta to exist using `must_exist_meta_keys`.
-	 *
-	 * Note: WordPress `get_metadata` function returns an empty string when meta data does not exist.
-	 *
-	 * @param GetPaid_Data $object The GetPaid_Data object.
-	 * @param string  $meta_key Meta key to update.
-	 * @param mixed   $meta_value Value to save.
-	 *
-	 * @since 1.0.19 Added to prevent empty meta being stored unless required.
-	 *
-	 * @return bool True if updated/deleted.
-	 */
-	protected function update_or_delete_post_meta( $object, $meta_key, $meta_value ) {
-		if ( in_array( $meta_value, array( array(), '', null ), true ) && ! in_array( $meta_key, $this->must_exist_meta_keys, true ) ) {
-			$updated = delete_post_meta( $object->get_id(), $meta_key );
-		} else {
-			$updated = update_post_meta( $object->get_id(), $meta_key, $meta_value );
-		}
-
-		return (bool) $updated;
-	}
-
-	/**
-	 * Return list of internal meta keys.
-	 *
-	 * @since 1.0.19
-	 * @return array
-	 */
-	public function get_internal_meta_keys() {
-		return $this->internal_meta_keys;
-	}
-
-	/**
-	 * Clear any caches.
-	 *
-	 * @param GetPaid_Data $object GetPaid_Data object.
-	 * @since 1.0.19
-	 */
-	protected function clear_caches( &$object ) {
-		clean_post_cache( $object->get_id() );
-	}
-
-	/**
-	 * Method to delete a data object from the database.
-	 *
-	 * @param GetPaid_Data $object GetPaid_Data object.
-	 * @param array    $args Array of args to pass to the delete method.
-	 *
-	 * @return void
-	 */
-	public function delete( &$object, $args = array() ) {
-		$id          = $object->get_id();
-		$object_type = $object->get_object_type();
-
-		if ( 'invoice' == $object_type ) {
-			$object_type = $object->get_type();
-		}
-
-		$args        = wp_parse_args(
-			$args,
-			array(
-				'force_delete' => false,
-			)
-		);
-
-		if ( ! $id ) {
-			return;
-		}
-
-		if ( $args['force_delete'] ) {
-			wp_delete_post( $id, true );
-			$object->set_id( 0 );
-			do_action( "getpaid_delete_$object_type", $id );
-		} else {
-			wp_trash_post( $id );
-			$object->set_status( 'trash' );
-			do_action( "getpaid_trash_$object_type", $id );
-		}
-	}
-
-	/**
-	 * Get the status to save to the post object.
-	 *
-	 *
-	 * @since 1.0.19
-	 * @param  GetPaid_Data $object GetPaid_Data object.
-	 * @return string
-	 */
-	protected function get_post_status( $object ) {
-		$object_status = $object->get_status( 'edit' );
-		$object_type   = $object->get_object_type();
-
-		if ( ! $object_status ) {
-			$object_status = apply_filters( "getpaid_default_{$object_type}_status", 'draft' );
-		}
-
-		return $object_status;
-	}
+                $object->get_id()
+            )
+        );
+
+        $this->internal_meta_keys = array_merge( array_map( array( $this, 'prefix_key' ), $object->get_data_keys() ), $this->internal_meta_keys );
+        $meta_data                = array_filter( $raw_meta_data, array( $this, 'exclude_internal_meta_keys' ) );
+        return apply_filters( "getpaid_data_store_wp_{$this->meta_type}_read_meta", $meta_data, $object, $this );
+    }
+
+    /**
+     * Deletes meta based on meta ID.
+     *
+     * @since  1.0.19
+     * @param  GetPaid_Data  $object GetPaid_Data object.
+     * @param  stdClass $meta (containing at least ->id).
+     */
+    public function delete_meta( &$object, $meta ) {
+        delete_metadata_by_mid( $this->meta_type, $meta->id );
+    }
+
+    /**
+     * Add new piece of meta.
+     *
+     * @since  1.0.19
+     * @param  GetPaid_Data  $object GetPaid_Data object.
+     * @param  stdClass $meta (containing ->key and ->value).
+     * @return int meta ID
+     */
+    public function add_meta( &$object, $meta ) {
+        return add_metadata( $this->meta_type, $object->get_id(), $meta->key, is_string( $meta->value ) ? wp_slash( $meta->value ) : $meta->value, false );
+    }
+
+    /**
+     * Update meta.
+     *
+     * @since  1.0.19
+     * @param  GetPaid_Data  $object GetPaid_Data object.
+     * @param  stdClass $meta (containing ->id, ->key and ->value).
+     */
+    public function update_meta( &$object, $meta ) {
+        update_metadata_by_mid( $this->meta_type, $meta->id, $meta->value, $meta->key );
+    }
+
+    /**
+     * Table structure is slightly different between meta types, this function will return what we need to know.
+     *
+     * @since  1.0.19
+     * @return array Array elements: table, object_id_field, meta_id_field
+     */
+    protected function get_db_info() {
+        global $wpdb;
+
+        $meta_id_field = 'meta_id'; // users table calls this umeta_id so we need to track this as well.
+        $table         = $wpdb->prefix;
+
+        // If we are dealing with a type of metadata that is not a core type, the table should be prefixed.
+        if ( ! in_array( $this->meta_type, array( 'post', 'user', 'comment', 'term' ), true ) ) {
+            $table .= 'getpaid_';
+        }
+
+        $table          .= $this->meta_type . 'meta';
+        $object_id_field = $this->meta_type . '_id';
+
+        // Figure out our field names.
+        if ( 'user' === $this->meta_type ) {
+            $meta_id_field = 'umeta_id';
+            $table         = $wpdb->usermeta;
+        }
+
+        if ( ! empty( $this->object_id_field_for_meta ) ) {
+            $object_id_field = $this->object_id_field_for_meta;
+        }
+
+        return array(
+            'table'           => $table,
+            'object_id_field' => $object_id_field,
+            'meta_id_field'   => $meta_id_field,
+        );
+    }
+
+    /**
+     * Internal meta keys we don't want exposed as part of meta_data. This is in
+     * addition to all data props with _ prefix.
+     *
+     * @since 1.0.19
+     *
+     * @param string $key Prefix to be added to meta keys.
+     * @return string
+     */
+    protected function prefix_key( $key ) {
+        return '_' === substr( $key, 0, 1 ) ? $key : '_' . $key;
+    }
+
+    /**
+     * Callback to remove unwanted meta data.
+     *
+     * @param object $meta Meta object to check if it should be excluded or not.
+     * @return bool
+     */
+    protected function exclude_internal_meta_keys( $meta ) {
+        return ! in_array( $meta->meta_key, $this->internal_meta_keys, true ) && 0 !== stripos( $meta->meta_key, 'wp_' );
+    }
+
+    /**
+     * Gets a list of props and meta keys that need updated based on change state
+     * or if they are present in the database or not.
+     *
+     * @param  GetPaid_Data $object         The GetPaid_Data object.
+     * @param  array   $meta_key_to_props   A mapping of meta keys => prop names.
+     * @param  string  $meta_type           The internal WP meta type (post, user, etc).
+     * @return array                        A mapping of meta keys => prop names, filtered by ones that should be updated.
+     */
+    protected function get_props_to_update( $object, $meta_key_to_props, $meta_type = 'post' ) {
+        $props_to_update = array();
+        $changed_props   = $object->get_changes();
+
+        // Props should be updated if they are a part of the $changed array or don't exist yet.
+        foreach ( $meta_key_to_props as $meta_key => $prop ) {
+            if ( array_key_exists( $prop, $changed_props ) || ! metadata_exists( $meta_type, $object->get_id(), $meta_key ) ) {
+                $props_to_update[ $meta_key ] = $prop;
+            }
+        }
+
+        return $props_to_update;
+    }
+
+    /**
+     * Read object data.
+     *
+     * @param GetPaid_Data $object GetPaid_Data object.
+     * @param WP_Post   $post_object Post object.
+     * @since 1.0.19
+     */
+    protected function read_object_data( &$object, $post_object ) {
+        $id    = $object->get_id();
+        $props = array();
+
+        foreach ( $this->meta_key_to_props as $meta_key => $prop ) {
+            $props[ $prop ] = get_post_meta( $id, $meta_key, true );
+        }
+
+        // Set object properties.
+        $object->set_props( $props );
+
+        // Gets extra data associated with the object if needed.
+        foreach ( $object->get_extra_data_keys() as $key ) {
+            $function = 'set_' . $key;
+            if ( is_callable( array( $object, $function ) ) ) {
+                $object->{$function}( get_post_meta( $object->get_id(), $key, true ) );
+            }
+        }
+    }
+
+    /**
+     * Helper method that updates all the post meta for an object based on it's settings in the GetPaid_Data class.
+     *
+     * @param GetPaid_Data $object GetPaid_Data object.
+     * @since 1.0.19
+     */
+    protected function update_post_meta( &$object ) {
+
+        $updated_props   = array();
+        $props_to_update = $this->get_props_to_update( $object, $this->meta_key_to_props );
+        $object_type     = $object->get_object_type();
+
+        foreach ( $props_to_update as $meta_key => $prop ) {
+            $value = $object->{"get_$prop"}( 'edit' );
+            $value = is_string( $value ) ? wp_slash( $value ) : $value;
+
+            $updated = $this->update_or_delete_post_meta( $object, $meta_key, $value );
+
+            if ( $updated ) {
+                $updated_props[] = $prop;
+            }
+        }
+
+        do_action( "getpaid_{$object_type}_object_updated_props", $object, $updated_props );
+    }
+
+    /**
+     * Update meta data in, or delete it from, the database.
+     *
+     * Avoids storing meta when it's either an empty string or empty array or null.
+     * Other empty values such as numeric 0 should still be stored.
+     * Data-stores can force meta to exist using `must_exist_meta_keys`.
+     *
+     * Note: WordPress `get_metadata` function returns an empty string when meta data does not exist.
+     *
+     * @param GetPaid_Data $object The GetPaid_Data object.
+     * @param string  $meta_key Meta key to update.
+     * @param mixed   $meta_value Value to save.
+     *
+     * @since 1.0.19 Added to prevent empty meta being stored unless required.
+     *
+     * @return bool True if updated/deleted.
+     */
+    protected function update_or_delete_post_meta( $object, $meta_key, $meta_value ) {
+        if ( in_array( $meta_value, array( array(), '', null ), true ) && ! in_array( $meta_key, $this->must_exist_meta_keys, true ) ) {
+            $updated = delete_post_meta( $object->get_id(), $meta_key );
+        } else {
+            $updated = update_post_meta( $object->get_id(), $meta_key, $meta_value );
+        }
+
+        return (bool) $updated;
+    }
+
+    /**
+     * Return list of internal meta keys.
+     *
+     * @since 1.0.19
+     * @return array
+     */
+    public function get_internal_meta_keys() {
+        return $this->internal_meta_keys;
+    }
+
+    /**
+     * Clear any caches.
+     *
+     * @param GetPaid_Data $object GetPaid_Data object.
+     * @since 1.0.19
+     */
+    protected function clear_caches( &$object ) {
+        clean_post_cache( $object->get_id() );
+    }
+
+    /**
+     * Method to delete a data object from the database.
+     *
+     * @param GetPaid_Data $object GetPaid_Data object.
+     * @param array    $args Array of args to pass to the delete method.
+     *
+     * @return void
+     */
+    public function delete( &$object, $args = array() ) {
+        $id          = $object->get_id();
+        $object_type = $object->get_object_type();
+
+        if ( 'invoice' == $object_type ) {
+            $object_type = $object->get_type();
+        }
+
+        $args        = wp_parse_args(
+            $args,
+            array(
+                'force_delete' => false,
+            )
+        );
+
+        if ( ! $id ) {
+            return;
+        }
+
+        if ( $args['force_delete'] ) {
+            wp_delete_post( $id, true );
+            $object->set_id( 0 );
+            do_action( "getpaid_delete_$object_type", $id );
+        } else {
+            wp_trash_post( $id );
+            $object->set_status( 'trash' );
+            do_action( "getpaid_trash_$object_type", $id );
+        }
+    }
+
+    /**
+     * Get the status to save to the post object.
+     *
+     *
+     * @since 1.0.19
+     * @param  GetPaid_Data $object GetPaid_Data object.
+     * @return string
+     */
+    protected function get_post_status( $object ) {
+        $object_status = $object->get_status( 'edit' );
+        $object_type   = $object->get_object_type();
+
+        if ( ! $object_status ) {
+            $object_status = apply_filters( "getpaid_default_{$object_type}_status", 'draft' );
+        }
+
+        return $object_status;
+    }
 
 }

Spacing +58 added lines, -58 removed lines

@@ -5,7 +5,7 @@ 
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * GetPaid_Data_Store_WP class.
@@ -64,7 +64,7 @@ 
 	 * @param  GetPaid_Data $object GetPaid_Data object.
 	 * @return array
 	 */
-	public function read_meta( &$object ) {
+	public function read_meta(&$object) {
 		global $wpdb;
 		$db_info       = $this->get_db_info();
 		$raw_meta_data = $wpdb->get_results(
@@ -77,9 +77,9 @@ 
 			)
 		);
 
-		$this->internal_meta_keys = array_merge( array_map( array( $this, 'prefix_key' ), $object->get_data_keys() ), $this->internal_meta_keys );
-		$meta_data                = array_filter( $raw_meta_data, array( $this, 'exclude_internal_meta_keys' ) );
-		return apply_filters( "getpaid_data_store_wp_{$this->meta_type}_read_meta", $meta_data, $object, $this );
+		$this->internal_meta_keys = array_merge(array_map(array($this, 'prefix_key'), $object->get_data_keys()), $this->internal_meta_keys);
+		$meta_data                = array_filter($raw_meta_data, array($this, 'exclude_internal_meta_keys'));
+		return apply_filters("getpaid_data_store_wp_{$this->meta_type}_read_meta", $meta_data, $object, $this);
 	}
 
 	/**
@@ -89,8 +89,8 @@ 
 	 * @param  GetPaid_Data  $object GetPaid_Data object.
 	 * @param  stdClass $meta (containing at least ->id).
 	 */
-	public function delete_meta( &$object, $meta ) {
-		delete_metadata_by_mid( $this->meta_type, $meta->id );
+	public function delete_meta(&$object, $meta) {
+		delete_metadata_by_mid($this->meta_type, $meta->id);
 	}
 
 	/**
@@ -101,8 +101,8 @@ 
 	 * @param  stdClass $meta (containing ->key and ->value).
 	 * @return int meta ID
 	 */
-	public function add_meta( &$object, $meta ) {
-		return add_metadata( $this->meta_type, $object->get_id(), $meta->key, is_string( $meta->value ) ? wp_slash( $meta->value ) : $meta->value, false );
+	public function add_meta(&$object, $meta) {
+		return add_metadata($this->meta_type, $object->get_id(), $meta->key, is_string($meta->value) ? wp_slash($meta->value) : $meta->value, false);
 	}
 
 	/**
@@ -112,8 +112,8 @@ 
 	 * @param  GetPaid_Data  $object GetPaid_Data object.
 	 * @param  stdClass $meta (containing ->id, ->key and ->value).
 	 */
-	public function update_meta( &$object, $meta ) {
-		update_metadata_by_mid( $this->meta_type, $meta->id, $meta->value, $meta->key );
+	public function update_meta(&$object, $meta) {
+		update_metadata_by_mid($this->meta_type, $meta->id, $meta->value, $meta->key);
 	}
 
 	/**
@@ -129,7 +129,7 @@ 
 		$table         = $wpdb->prefix;
 
 		// If we are dealing with a type of metadata that is not a core type, the table should be prefixed.
-		if ( ! in_array( $this->meta_type, array( 'post', 'user', 'comment', 'term' ), true ) ) {
+		if (!in_array($this->meta_type, array('post', 'user', 'comment', 'term'), true)) {
 			$table .= 'getpaid_';
 		}
 
@@ -137,12 +137,12 @@ 
 		$object_id_field = $this->meta_type . '_id';
 
 		// Figure out our field names.
-		if ( 'user' === $this->meta_type ) {
+		if ('user' === $this->meta_type) {
 			$meta_id_field = 'umeta_id';
 			$table         = $wpdb->usermeta;
 		}
 
-		if ( ! empty( $this->object_id_field_for_meta ) ) {
+		if (!empty($this->object_id_field_for_meta)) {
 			$object_id_field = $this->object_id_field_for_meta;
 		}
 
@@ -162,8 +162,8 @@ 
 	 * @param string $key Prefix to be added to meta keys.
 	 * @return string
 	 */
-	protected function prefix_key( $key ) {
-		return '_' === substr( $key, 0, 1 ) ? $key : '_' . $key;
+	protected function prefix_key($key) {
+		return '_' === substr($key, 0, 1) ? $key : '_' . $key;
 	}
 
 	/**
@@ -172,8 +172,8 @@ 
 	 * @param object $meta Meta object to check if it should be excluded or not.
 	 * @return bool
 	 */
-	protected function exclude_internal_meta_keys( $meta ) {
-		return ! in_array( $meta->meta_key, $this->internal_meta_keys, true ) && 0 !== stripos( $meta->meta_key, 'wp_' );
+	protected function exclude_internal_meta_keys($meta) {
+		return !in_array($meta->meta_key, $this->internal_meta_keys, true) && 0 !== stripos($meta->meta_key, 'wp_');
 	}
 
 	/**
@@ -185,14 +185,14 @@ 
 	 * @param  string  $meta_type           The internal WP meta type (post, user, etc).
 	 * @return array                        A mapping of meta keys => prop names, filtered by ones that should be updated.
 	 */
-	protected function get_props_to_update( $object, $meta_key_to_props, $meta_type = 'post' ) {
+	protected function get_props_to_update($object, $meta_key_to_props, $meta_type = 'post') {
 		$props_to_update = array();
 		$changed_props   = $object->get_changes();
 
 		// Props should be updated if they are a part of the $changed array or don't exist yet.
-		foreach ( $meta_key_to_props as $meta_key => $prop ) {
-			if ( array_key_exists( $prop, $changed_props ) || ! metadata_exists( $meta_type, $object->get_id(), $meta_key ) ) {
-				$props_to_update[ $meta_key ] = $prop;
+		foreach ($meta_key_to_props as $meta_key => $prop) {
+			if (array_key_exists($prop, $changed_props) || !metadata_exists($meta_type, $object->get_id(), $meta_key)) {
+				$props_to_update[$meta_key] = $prop;
 			}
 		}
 
@@ -206,22 +206,22 @@ 
 	 * @param WP_Post   $post_object Post object.
 	 * @since 1.0.19
 	 */
-	protected function read_object_data( &$object, $post_object ) {
+	protected function read_object_data(&$object, $post_object) {
 		$id    = $object->get_id();
 		$props = array();
 
-		foreach ( $this->meta_key_to_props as $meta_key => $prop ) {
-			$props[ $prop ] = get_post_meta( $id, $meta_key, true );
+		foreach ($this->meta_key_to_props as $meta_key => $prop) {
+			$props[$prop] = get_post_meta($id, $meta_key, true);
 		}
 
 		// Set object properties.
-		$object->set_props( $props );
+		$object->set_props($props);
 
 		// Gets extra data associated with the object if needed.
-		foreach ( $object->get_extra_data_keys() as $key ) {
+		foreach ($object->get_extra_data_keys() as $key) {
 			$function = 'set_' . $key;
-			if ( is_callable( array( $object, $function ) ) ) {
-				$object->{$function}( get_post_meta( $object->get_id(), $key, true ) );
+			if (is_callable(array($object, $function))) {
+				$object->{$function}(get_post_meta($object->get_id(), $key, true));
 			}
 		}
 	}
@@ -232,24 +232,24 @@ 
 	 * @param GetPaid_Data $object GetPaid_Data object.
 	 * @since 1.0.19
 	 */
-	protected function update_post_meta( &$object ) {
+	protected function update_post_meta(&$object) {
 
 		$updated_props   = array();
-		$props_to_update = $this->get_props_to_update( $object, $this->meta_key_to_props );
+		$props_to_update = $this->get_props_to_update($object, $this->meta_key_to_props);
 		$object_type     = $object->get_object_type();
 
-		foreach ( $props_to_update as $meta_key => $prop ) {
-			$value = $object->{"get_$prop"}( 'edit' );
-			$value = is_string( $value ) ? wp_slash( $value ) : $value;
+		foreach ($props_to_update as $meta_key => $prop) {
+			$value = $object->{"get_$prop"}('edit');
+			$value = is_string($value) ? wp_slash($value) : $value;
 
-			$updated = $this->update_or_delete_post_meta( $object, $meta_key, $value );
+			$updated = $this->update_or_delete_post_meta($object, $meta_key, $value);
 
-			if ( $updated ) {
+			if ($updated) {
 				$updated_props[] = $prop;
 			}
 		}
 
-		do_action( "getpaid_{$object_type}_object_updated_props", $object, $updated_props );
+		do_action("getpaid_{$object_type}_object_updated_props", $object, $updated_props);
 	}
 
 	/**
@@ -269,11 +269,11 @@ 
 	 *
 	 * @return bool True if updated/deleted.
 	 */
-	protected function update_or_delete_post_meta( $object, $meta_key, $meta_value ) {
-		if ( in_array( $meta_value, array( array(), '', null ), true ) && ! in_array( $meta_key, $this->must_exist_meta_keys, true ) ) {
-			$updated = delete_post_meta( $object->get_id(), $meta_key );
+	protected function update_or_delete_post_meta($object, $meta_key, $meta_value) {
+		if (in_array($meta_value, array(array(), '', null), true) && !in_array($meta_key, $this->must_exist_meta_keys, true)) {
+			$updated = delete_post_meta($object->get_id(), $meta_key);
 		} else {
-			$updated = update_post_meta( $object->get_id(), $meta_key, $meta_value );
+			$updated = update_post_meta($object->get_id(), $meta_key, $meta_value);
 		}
 
 		return (bool) $updated;
@@ -295,8 +295,8 @@ 
 	 * @param GetPaid_Data $object GetPaid_Data object.
 	 * @since 1.0.19
 	 */
-	protected function clear_caches( &$object ) {
-		clean_post_cache( $object->get_id() );
+	protected function clear_caches(&$object) {
+		clean_post_cache($object->get_id());
 	}
 
 	/**
@@ -307,33 +307,33 @@ 
 	 *
 	 * @return void
 	 */
-	public function delete( &$object, $args = array() ) {
+	public function delete(&$object, $args = array()) {
 		$id          = $object->get_id();
 		$object_type = $object->get_object_type();
 
-		if ( 'invoice' == $object_type ) {
+		if ('invoice' == $object_type) {
 			$object_type = $object->get_type();
 		}
 
-		$args        = wp_parse_args(
+		$args = wp_parse_args(
 			$args,
 			array(
 				'force_delete' => false,
 			)
 		);
 
-		if ( ! $id ) {
+		if (!$id) {
 			return;
 		}
 
-		if ( $args['force_delete'] ) {
-			wp_delete_post( $id, true );
-			$object->set_id( 0 );
-			do_action( "getpaid_delete_$object_type", $id );
+		if ($args['force_delete']) {
+			wp_delete_post($id, true);
+			$object->set_id(0);
+			do_action("getpaid_delete_$object_type", $id);
 		} else {
-			wp_trash_post( $id );
-			$object->set_status( 'trash' );
-			do_action( "getpaid_trash_$object_type", $id );
+			wp_trash_post($id);
+			$object->set_status('trash');
+			do_action("getpaid_trash_$object_type", $id);
 		}
 	}
 
@@ -345,12 +345,12 @@ 
 	 * @param  GetPaid_Data $object GetPaid_Data object.
 	 * @return string
 	 */
-	protected function get_post_status( $object ) {
-		$object_status = $object->get_status( 'edit' );
+	protected function get_post_status($object) {
+		$object_status = $object->get_status('edit');
 		$object_type   = $object->get_object_type();
 
-		if ( ! $object_status ) {
-			$object_status = apply_filters( "getpaid_default_{$object_type}_status", 'draft' );
+		if (!$object_status) {
+			$object_status = apply_filters("getpaid_default_{$object_type}_status", 'draft');
 		}
 
 		return $object_status;

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

Indentation +185 added lines, -185 removed lines

@@ -5,7 +5,7 @@ 
  *
  */
 if ( ! defined( 'ABSPATH' ) ) {
-	exit;
+    exit;
 }
 
 /**
@@ -15,195 +15,195 @@ 
  */
 class GetPaid_Discount_Data_Store extends GetPaid_Data_Store_WP {
 
-	/**
-	 * Data stored in meta keys, but not considered "meta" for a discount.
-	 *
-	 * @since 1.0.19
-	 * @var array
-	 */
-	protected $internal_meta_keys = array(
-		'_wpi_discount_code',
-		'_wpi_discount_amount',
-		'_wpi_discount_start',
-		'_wpi_discount_expiration',
-		'_wpi_discount_type',
-		'_wpi_discount_uses',
-		'_wpi_discount_is_single_use',
-		'_wpi_discount_items',
-		'_wpi_discount_excluded_items',
-		'_wpi_discount_max_uses',
-		'_wpi_discount_is_recurring',
-		'_wpi_discount_min_total',
-		'_wpi_discount_max_total',
-	);
-
-	/**
-	 * A map of meta keys to data props.
-	 *
-	 * @since 1.0.19
-	 *
-	 * @var array
-	 */
-	protected $meta_key_to_props = array(
-		'_wpi_discount_code'           => 'code',
-		'_wpi_discount_amount'         => 'amount',
-		'_wpi_discount_start'          => 'start',
-		'_wpi_discount_expiration'     => 'expiration',
-		'_wpi_discount_type'           => 'type',
-		'_wpi_discount_uses'           => 'uses',
-		'_wpi_discount_is_single_use'  => 'is_single_use',
-		'_wpi_discount_items'          => 'items',
-		'_wpi_discount_excluded_items' => 'excluded_items',
-		'_wpi_discount_max_uses'       => 'max_uses',
-		'_wpi_discount_is_recurring'   => 'is_recurring',
-		'_wpi_discount_min_total'      => 'min_total',
-		'_wpi_discount_max_total'      => 'max_total',
-	);
-
-	/*
+    /**
+     * Data stored in meta keys, but not considered "meta" for a discount.
+     *
+     * @since 1.0.19
+     * @var array
+     */
+    protected $internal_meta_keys = array(
+        '_wpi_discount_code',
+        '_wpi_discount_amount',
+        '_wpi_discount_start',
+        '_wpi_discount_expiration',
+        '_wpi_discount_type',
+        '_wpi_discount_uses',
+        '_wpi_discount_is_single_use',
+        '_wpi_discount_items',
+        '_wpi_discount_excluded_items',
+        '_wpi_discount_max_uses',
+        '_wpi_discount_is_recurring',
+        '_wpi_discount_min_total',
+        '_wpi_discount_max_total',
+    );
+
+    /**
+     * A map of meta keys to data props.
+     *
+     * @since 1.0.19
+     *
+     * @var array
+     */
+    protected $meta_key_to_props = array(
+        '_wpi_discount_code'           => 'code',
+        '_wpi_discount_amount'         => 'amount',
+        '_wpi_discount_start'          => 'start',
+        '_wpi_discount_expiration'     => 'expiration',
+        '_wpi_discount_type'           => 'type',
+        '_wpi_discount_uses'           => 'uses',
+        '_wpi_discount_is_single_use'  => 'is_single_use',
+        '_wpi_discount_items'          => 'items',
+        '_wpi_discount_excluded_items' => 'excluded_items',
+        '_wpi_discount_max_uses'       => 'max_uses',
+        '_wpi_discount_is_recurring'   => 'is_recurring',
+        '_wpi_discount_min_total'      => 'min_total',
+        '_wpi_discount_max_total'      => 'max_total',
+    );
+
+    /*
 	|--------------------------------------------------------------------------
 	| CRUD Methods
 	|--------------------------------------------------------------------------
 	*/
 
-	/**
-	 * Method to create a new discount in the database.
-	 *
-	 * @param WPInv_Discount $discount Discount object.
-	 */
-	public function create( &$discount ) {
-		$discount->set_version( WPINV_VERSION );
-		$discount->set_date_created( current_time('mysql') );
-
-		// Create a new post.
-		$id = wp_insert_post(
-			apply_filters(
-				'getpaid_new_discount_data',
-				array(
-					'post_date'     => $discount->get_date_created( 'edit' ),
-					'post_type'     => 'wpi_discount',
-					'post_status'   => $this->get_post_status( $discount ),
-					'ping_status'   => 'closed',
-					'post_author'   => $discount->get_author( 'edit' ),
-					'post_title'    => $discount->get_name( 'edit' ),
-					'post_excerpt'  => $discount->get_description( 'edit' ),
-				)
-			),
-			true
-		);
-
-		if ( $id && ! is_wp_error( $id ) ) {
-			$discount->set_id( $id );
-			$this->update_post_meta( $discount );
-			$discount->save_meta_data();
-			$discount->apply_changes();
-			$this->clear_caches( $discount );
-			do_action( 'getpaid_new_discount', $discount->get_id(), $discount );
-			return true;
-		}
-
-		if ( is_wp_error( $id ) ) {
-			$discount->last_error = $id->get_error_message();
-		}
-
-		return false;
-	}
-
-	/**
-	 * Method to read a discount from the database.
-	 *
-	 * @param WPInv_Discount $discount Discount object.
-	 *
-	 */
-	public function read( &$discount ) {
-
-		$discount->set_defaults();
-		$discount_object = get_post( $discount->get_id() );
-
-		if ( ! $discount->get_id() || ! $discount_object || $discount_object->post_type != 'wpi_discount' ) {
-			$discount->last_error = __( 'Invalid discount.', 'invoicing' );
-			return false;
-		}
-
-		$discount->set_props(
-			array(
-				'date_created'  => 0 < $discount_object->post_date ? $discount_object->post_date : null,
-				'date_modified' => 0 < $discount_object->post_modified ? $discount_object->post_modified : null,
-				'status'        => $discount_object->post_status,
-				'name'          => $discount_object->post_title,
-				'author'        => $discount_object->post_author,
-				'description'   => $discount_object->post_excerpt,
-			)
-		);
-
-		$this->read_object_data( $discount, $discount_object );
-		$discount->read_meta_data();
-		$discount->set_object_read( true );
-		do_action( 'getpaid_read_discount', $discount->get_id(), $discount );
-
-	}
-
-	/**
-	 * Method to update a discount in the database.
-	 *
-	 * @param WPInv_Discount $discount Discount object.
-	 */
-	public function update( &$discount ) {
-		$discount->save_meta_data();
-		$discount->set_version( WPINV_VERSION );
-
-		if ( null === $discount->get_date_created( 'edit' ) ) {
-			$discount->set_date_created(  current_time('mysql') );
-		}
-
-		// Grab the current status so we can compare.
-		$previous_status = get_post_status( $discount->get_id() );
-
-		$changes = $discount->get_changes();
-
-		// Only update the post when the post data changes.
-		if ( array_intersect( array( 'date_created', 'date_modified', 'status', 'name', 'author', 'post_excerpt' ), array_keys( $changes ) ) ) {
-			$post_data = array(
-				'post_date'         => $discount->get_date_created( 'edit' ),
-				'post_status'       => $discount->get_status( 'edit' ),
-				'post_title'        => $discount->get_name( 'edit' ),
-				'post_author'       => $discount->get_author( 'edit' ),
-				'post_modified'     => $discount->get_date_modified( 'edit' ),
-				'post_excerpt'      => $discount->get_description( 'edit' ),
-			);
-
-			/**
-			 * When updating this object, to prevent infinite loops, use $wpdb
-			 * to update data, since wp_update_post spawns more calls to the
-			 * save_post action.
-			 *
-			 * This ensures hooks are fired by either WP itself (admin screen save),
-			 * or an update purely from CRUD.
-			 */
-			if ( doing_action( 'save_post' ) ) {
-				$GLOBALS['wpdb']->update( $GLOBALS['wpdb']->posts, $post_data, array( 'ID' => $discount->get_id() ) );
-				clean_post_cache( $discount->get_id() );
-			} else {
-				wp_update_post( array_merge( array( 'ID' => $discount->get_id() ), $post_data ) );
-			}
-			$discount->read_meta_data( true ); // Refresh internal meta data, in case things were hooked into `save_post` or another WP hook.
-		}
-		$this->update_post_meta( $discount );
-		$discount->apply_changes();
-		$this->clear_caches( $discount );
-
-		// Fire a hook depending on the status - this should be considered a creation if it was previously draft status.
-		$new_status = $discount->get_status( 'edit' );
-
-		if ( $new_status !== $previous_status && in_array( $previous_status, array( 'new', 'auto-draft', 'draft' ), true ) ) {
-			do_action( 'getpaid_new_discount', $discount->get_id(), $discount );
-		} else {
-			do_action( 'getpaid_update_discount', $discount->get_id(), $discount );
-		}
-
-	}
-
-	/*
+    /**
+     * Method to create a new discount in the database.
+     *
+     * @param WPInv_Discount $discount Discount object.
+     */
+    public function create( &$discount ) {
+        $discount->set_version( WPINV_VERSION );
+        $discount->set_date_created( current_time('mysql') );
+
+        // Create a new post.
+        $id = wp_insert_post(
+            apply_filters(
+                'getpaid_new_discount_data',
+                array(
+                    'post_date'     => $discount->get_date_created( 'edit' ),
+                    'post_type'     => 'wpi_discount',
+                    'post_status'   => $this->get_post_status( $discount ),
+                    'ping_status'   => 'closed',
+                    'post_author'   => $discount->get_author( 'edit' ),
+                    'post_title'    => $discount->get_name( 'edit' ),
+                    'post_excerpt'  => $discount->get_description( 'edit' ),
+                )
+            ),
+            true
+        );
+
+        if ( $id && ! is_wp_error( $id ) ) {
+            $discount->set_id( $id );
+            $this->update_post_meta( $discount );
+            $discount->save_meta_data();
+            $discount->apply_changes();
+            $this->clear_caches( $discount );
+            do_action( 'getpaid_new_discount', $discount->get_id(), $discount );
+            return true;
+        }
+
+        if ( is_wp_error( $id ) ) {
+            $discount->last_error = $id->get_error_message();
+        }
+
+        return false;
+    }
+
+    /**
+     * Method to read a discount from the database.
+     *
+     * @param WPInv_Discount $discount Discount object.
+     *
+     */
+    public function read( &$discount ) {
+
+        $discount->set_defaults();
+        $discount_object = get_post( $discount->get_id() );
+
+        if ( ! $discount->get_id() || ! $discount_object || $discount_object->post_type != 'wpi_discount' ) {
+            $discount->last_error = __( 'Invalid discount.', 'invoicing' );
+            return false;
+        }
+
+        $discount->set_props(
+            array(
+                'date_created'  => 0 < $discount_object->post_date ? $discount_object->post_date : null,
+                'date_modified' => 0 < $discount_object->post_modified ? $discount_object->post_modified : null,
+                'status'        => $discount_object->post_status,
+                'name'          => $discount_object->post_title,
+                'author'        => $discount_object->post_author,
+                'description'   => $discount_object->post_excerpt,
+            )
+        );
+
+        $this->read_object_data( $discount, $discount_object );
+        $discount->read_meta_data();
+        $discount->set_object_read( true );
+        do_action( 'getpaid_read_discount', $discount->get_id(), $discount );
+
+    }
+
+    /**
+     * Method to update a discount in the database.
+     *
+     * @param WPInv_Discount $discount Discount object.
+     */
+    public function update( &$discount ) {
+        $discount->save_meta_data();
+        $discount->set_version( WPINV_VERSION );
+
+        if ( null === $discount->get_date_created( 'edit' ) ) {
+            $discount->set_date_created(  current_time('mysql') );
+        }
+
+        // Grab the current status so we can compare.
+        $previous_status = get_post_status( $discount->get_id() );
+
+        $changes = $discount->get_changes();
+
+        // Only update the post when the post data changes.
+        if ( array_intersect( array( 'date_created', 'date_modified', 'status', 'name', 'author', 'post_excerpt' ), array_keys( $changes ) ) ) {
+            $post_data = array(
+                'post_date'         => $discount->get_date_created( 'edit' ),
+                'post_status'       => $discount->get_status( 'edit' ),
+                'post_title'        => $discount->get_name( 'edit' ),
+                'post_author'       => $discount->get_author( 'edit' ),
+                'post_modified'     => $discount->get_date_modified( 'edit' ),
+                'post_excerpt'      => $discount->get_description( 'edit' ),
+            );
+
+            /**
+             * When updating this object, to prevent infinite loops, use $wpdb
+             * to update data, since wp_update_post spawns more calls to the
+             * save_post action.
+             *
+             * This ensures hooks are fired by either WP itself (admin screen save),
+             * or an update purely from CRUD.
+             */
+            if ( doing_action( 'save_post' ) ) {
+                $GLOBALS['wpdb']->update( $GLOBALS['wpdb']->posts, $post_data, array( 'ID' => $discount->get_id() ) );
+                clean_post_cache( $discount->get_id() );
+            } else {
+                wp_update_post( array_merge( array( 'ID' => $discount->get_id() ), $post_data ) );
+            }
+            $discount->read_meta_data( true ); // Refresh internal meta data, in case things were hooked into `save_post` or another WP hook.
+        }
+        $this->update_post_meta( $discount );
+        $discount->apply_changes();
+        $this->clear_caches( $discount );
+
+        // Fire a hook depending on the status - this should be considered a creation if it was previously draft status.
+        $new_status = $discount->get_status( 'edit' );
+
+        if ( $new_status !== $previous_status && in_array( $previous_status, array( 'new', 'auto-draft', 'draft' ), true ) ) {
+            do_action( 'getpaid_new_discount', $discount->get_id(), $discount );
+        } else {
+            do_action( 'getpaid_update_discount', $discount->get_id(), $discount );
+        }
+
+    }
+
+    /*
 	|--------------------------------------------------------------------------
 	| Additional Methods
 	|--------------------------------------------------------------------------

Spacing +45 added lines, -45 removed lines

@@ -4,7 +4,7 @@ 
  * GetPaid_Discount_Data_Store class file.
  *
  */
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
 	exit;
 }
 
@@ -71,38 +71,38 @@ 
 	 *
 	 * @param WPInv_Discount $discount Discount object.
 	 */
-	public function create( &$discount ) {
-		$discount->set_version( WPINV_VERSION );
-		$discount->set_date_created( current_time('mysql') );
+	public function create(&$discount) {
+		$discount->set_version(WPINV_VERSION);
+		$discount->set_date_created(current_time('mysql'));
 
 		// Create a new post.
 		$id = wp_insert_post(
 			apply_filters(
 				'getpaid_new_discount_data',
 				array(
-					'post_date'     => $discount->get_date_created( 'edit' ),
+					'post_date'     => $discount->get_date_created('edit'),
 					'post_type'     => 'wpi_discount',
-					'post_status'   => $this->get_post_status( $discount ),
+					'post_status'   => $this->get_post_status($discount),
 					'ping_status'   => 'closed',
-					'post_author'   => $discount->get_author( 'edit' ),
-					'post_title'    => $discount->get_name( 'edit' ),
-					'post_excerpt'  => $discount->get_description( 'edit' ),
+					'post_author'   => $discount->get_author('edit'),
+					'post_title'    => $discount->get_name('edit'),
+					'post_excerpt'  => $discount->get_description('edit'),
 				)
 			),
 			true
 		);
 
-		if ( $id && ! is_wp_error( $id ) ) {
-			$discount->set_id( $id );
-			$this->update_post_meta( $discount );
+		if ($id && !is_wp_error($id)) {
+			$discount->set_id($id);
+			$this->update_post_meta($discount);
 			$discount->save_meta_data();
 			$discount->apply_changes();
-			$this->clear_caches( $discount );
-			do_action( 'getpaid_new_discount', $discount->get_id(), $discount );
+			$this->clear_caches($discount);
+			do_action('getpaid_new_discount', $discount->get_id(), $discount);
 			return true;
 		}
 
-		if ( is_wp_error( $id ) ) {
+		if (is_wp_error($id)) {
 			$discount->last_error = $id->get_error_message();
 		}
 
@@ -115,13 +115,13 @@ 
 	 * @param WPInv_Discount $discount Discount object.
 	 *
 	 */
-	public function read( &$discount ) {
+	public function read(&$discount) {
 
 		$discount->set_defaults();
-		$discount_object = get_post( $discount->get_id() );
+		$discount_object = get_post($discount->get_id());
 
-		if ( ! $discount->get_id() || ! $discount_object || $discount_object->post_type != 'wpi_discount' ) {
-			$discount->last_error = __( 'Invalid discount.', 'invoicing' );
+		if (!$discount->get_id() || !$discount_object || $discount_object->post_type != 'wpi_discount') {
+			$discount->last_error = __('Invalid discount.', 'invoicing');
 			return false;
 		}
 
@@ -136,10 +136,10 @@ 
 			)
 		);
 
-		$this->read_object_data( $discount, $discount_object );
+		$this->read_object_data($discount, $discount_object);
 		$discount->read_meta_data();
-		$discount->set_object_read( true );
-		do_action( 'getpaid_read_discount', $discount->get_id(), $discount );
+		$discount->set_object_read(true);
+		do_action('getpaid_read_discount', $discount->get_id(), $discount);
 
 	}
 
@@ -148,28 +148,28 @@ 
 	 *
 	 * @param WPInv_Discount $discount Discount object.
 	 */
-	public function update( &$discount ) {
+	public function update(&$discount) {
 		$discount->save_meta_data();
-		$discount->set_version( WPINV_VERSION );
+		$discount->set_version(WPINV_VERSION);
 
-		if ( null === $discount->get_date_created( 'edit' ) ) {
-			$discount->set_date_created(  current_time('mysql') );
+		if (null === $discount->get_date_created('edit')) {
+			$discount->set_date_created(current_time('mysql'));
 		}
 
 		// Grab the current status so we can compare.
-		$previous_status = get_post_status( $discount->get_id() );
+		$previous_status = get_post_status($discount->get_id());
 
 		$changes = $discount->get_changes();
 
 		// Only update the post when the post data changes.
-		if ( array_intersect( array( 'date_created', 'date_modified', 'status', 'name', 'author', 'post_excerpt' ), array_keys( $changes ) ) ) {
+		if (array_intersect(array('date_created', 'date_modified', 'status', 'name', 'author', 'post_excerpt'), array_keys($changes))) {
 			$post_data = array(
-				'post_date'         => $discount->get_date_created( 'edit' ),
-				'post_status'       => $discount->get_status( 'edit' ),
-				'post_title'        => $discount->get_name( 'edit' ),
-				'post_author'       => $discount->get_author( 'edit' ),
-				'post_modified'     => $discount->get_date_modified( 'edit' ),
-				'post_excerpt'      => $discount->get_description( 'edit' ),
+				'post_date'         => $discount->get_date_created('edit'),
+				'post_status'       => $discount->get_status('edit'),
+				'post_title'        => $discount->get_name('edit'),
+				'post_author'       => $discount->get_author('edit'),
+				'post_modified'     => $discount->get_date_modified('edit'),
+				'post_excerpt'      => $discount->get_description('edit'),
 			);
 
 			/**
@@ -180,25 +180,25 @@ 
 			 * This ensures hooks are fired by either WP itself (admin screen save),
 			 * or an update purely from CRUD.
 			 */
-			if ( doing_action( 'save_post' ) ) {
-				$GLOBALS['wpdb']->update( $GLOBALS['wpdb']->posts, $post_data, array( 'ID' => $discount->get_id() ) );
-				clean_post_cache( $discount->get_id() );
+			if (doing_action('save_post')) {
+				$GLOBALS['wpdb']->update($GLOBALS['wpdb']->posts, $post_data, array('ID' => $discount->get_id()));
+				clean_post_cache($discount->get_id());
 			} else {
-				wp_update_post( array_merge( array( 'ID' => $discount->get_id() ), $post_data ) );
+				wp_update_post(array_merge(array('ID' => $discount->get_id()), $post_data));
 			}
-			$discount->read_meta_data( true ); // Refresh internal meta data, in case things were hooked into `save_post` or another WP hook.
+			$discount->read_meta_data(true); // Refresh internal meta data, in case things were hooked into `save_post` or another WP hook.
 		}
-		$this->update_post_meta( $discount );
+		$this->update_post_meta($discount);
 		$discount->apply_changes();
-		$this->clear_caches( $discount );
+		$this->clear_caches($discount);
 
 		// Fire a hook depending on the status - this should be considered a creation if it was previously draft status.
-		$new_status = $discount->get_status( 'edit' );
+		$new_status = $discount->get_status('edit');
 
-		if ( $new_status !== $previous_status && in_array( $previous_status, array( 'new', 'auto-draft', 'draft' ), true ) ) {
-			do_action( 'getpaid_new_discount', $discount->get_id(), $discount );
+		if ($new_status !== $previous_status && in_array($previous_status, array('new', 'auto-draft', 'draft'), true)) {
+			do_action('getpaid_new_discount', $discount->get_id(), $discount);
 		} else {
-			do_action( 'getpaid_update_discount', $discount->get_id(), $discount );
+			do_action('getpaid_update_discount', $discount->get_id(), $discount);
 		}
 
 	}