AyeCode / invoicing

includes/class-wpinv.php

Spacing +178 added lines, -178 removed lines

@@ -6,7 +6,7 @@ 
  * @since   1.0.0
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Main Invoicing class.
@@ -56,8 +56,8 @@ 
 	 * @param string $prop The prop to set.
 	 * @param mixed $value The value to retrieve.
 	 */
-	public function set( $prop, $value ) {
-		$this->data[ $prop ] = $value;
+	public function set($prop, $value) {
+		$this->data[$prop] = $value;
 	}
 
 	/**
@@ -66,10 +66,10 @@ 
 	 * @param string $prop The prop to set.
 	 * @return mixed The value.
 	 */
-	public function get( $prop ) {
+	public function get($prop) {
 
-		if ( isset( $this->data[ $prop ] ) ) {
-			return $this->data[ $prop ];
+		if (isset($this->data[$prop])) {
+			return $this->data[$prop];
 		}
 
 		return null;
@@ -81,23 +81,23 @@ 
 	public function set_properties() {
 
 		// Sessions.
-		$this->set( 'session', new WPInv_Session_Handler() );
-		$GLOBALS['wpi_session'] = $this->get( 'session' ); // Backwards compatibility.
+		$this->set('session', new WPInv_Session_Handler());
+		$GLOBALS['wpi_session'] = $this->get('session'); // Backwards compatibility.
 		$GLOBALS['wpinv_euvat'] = new WPInv_EUVat(); // Backwards compatibility.
 
 		// Init other objects.
-		$this->set( 'session', new WPInv_Session_Handler() );
-		$this->set( 'notes', new WPInv_Notes() );
-		$this->set( 'api', new WPInv_API() );
-		$this->set( 'post_types', new GetPaid_Post_Types() );
-		$this->set( 'template', new GetPaid_Template() );
-		$this->set( 'admin', new GetPaid_Admin() );
-		$this->set( 'subscriptions', new WPInv_Subscriptions() );
-		$this->set( 'invoice_emails', new GetPaid_Invoice_Notification_Emails() );
-		$this->set( 'subscription_emails', new GetPaid_Subscription_Notification_Emails() );
-		$this->set( 'daily_maintenace', new GetPaid_Daily_Maintenance() );
-		$this->set( 'payment_forms', new GetPaid_Payment_Forms() );
-		$this->set( 'maxmind', new GetPaid_MaxMind_Geolocation() );
+		$this->set('session', new WPInv_Session_Handler());
+		$this->set('notes', new WPInv_Notes());
+		$this->set('api', new WPInv_API());
+		$this->set('post_types', new GetPaid_Post_Types());
+		$this->set('template', new GetPaid_Template());
+		$this->set('admin', new GetPaid_Admin());
+		$this->set('subscriptions', new WPInv_Subscriptions());
+		$this->set('invoice_emails', new GetPaid_Invoice_Notification_Emails());
+		$this->set('subscription_emails', new GetPaid_Subscription_Notification_Emails());
+		$this->set('daily_maintenace', new GetPaid_Daily_Maintenance());
+		$this->set('payment_forms', new GetPaid_Payment_Forms());
+		$this->set('maxmind', new GetPaid_MaxMind_Geolocation());
 
 	}
 
@@ -105,8 +105,8 @@ 
 	 * Define plugin constants.
 	 */
 	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));
 		$this->version = WPINV_VERSION;
 	}
 
@@ -117,27 +117,27 @@ 
 	 */
 	protected function init_hooks() {
 		/* Internationalize the text strings used. */
-		add_action( 'plugins_loaded', array( &$this, 'plugins_loaded' ) );
+		add_action('plugins_loaded', array(&$this, 'plugins_loaded'));
 
 		// Init the plugin after WordPress inits.
-		add_action( 'init', array( $this, 'init' ), 1 );
-		add_action( 'init', array( $this, 'maybe_process_ipn' ), 10 );
-		add_action( 'init', array( $this, 'wpinv_actions' ) );
-		add_action( 'init', array( $this, 'maybe_do_authenticated_action' ), 100 );
-		add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_scripts' ), 11 );
-		add_action( 'wp_footer', array( $this, 'wp_footer' ) );
-		add_action( 'wp_head', array( $this, 'wp_head' ) );
-		add_action( 'widgets_init', array( &$this, 'register_widgets' ) );
-		add_filter( 'wpseo_exclude_from_sitemap_by_post_ids', array( $this, 'wpseo_exclude_from_sitemap_by_post_ids' ) );
-		add_filter( 'pre_get_posts', array( &$this, 'pre_get_posts' ) );
-
-		add_filter( 'query_vars', array( $this, 'custom_query_vars' ) );
-        add_action( 'init', array( $this, 'add_rewrite_rule' ), 10, 0 );
-		add_action( 'pre_get_posts', array( $this, 'maybe_process_new_ipn' ), 1 );
+		add_action('init', array($this, 'init'), 1);
+		add_action('init', array($this, 'maybe_process_ipn'), 10);
+		add_action('init', array($this, 'wpinv_actions'));
+		add_action('init', array($this, 'maybe_do_authenticated_action'), 100);
+		add_action('wp_enqueue_scripts', array($this, 'enqueue_scripts'), 11);
+		add_action('wp_footer', array($this, 'wp_footer'));
+		add_action('wp_head', array($this, 'wp_head'));
+		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_filter('pre_get_posts', array(&$this, 'pre_get_posts'));
+
+		add_filter('query_vars', array($this, 'custom_query_vars'));
+        add_action('init', array($this, 'add_rewrite_rule'), 10, 0);
+		add_action('pre_get_posts', array($this, 'maybe_process_new_ipn'), 1);
 
 		// Fires after registering actions.
-		do_action( 'wpinv_actions', $this );
-		do_action( 'getpaid_actions', $this );
+		do_action('wpinv_actions', $this);
+		do_action('getpaid_actions', $this);
 
 	}
 
@@ -145,10 +145,10 @@ 
 		/* 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();
 		}
 	}
@@ -158,21 +158,21 @@ 
 	 *
 	 * @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');
 	}
 
 	/**
@@ -181,78 +181,78 @@ 
 	public function includes() {
 
 		// Start with the settings.
-		require_once( WPINV_PLUGIN_DIR . 'includes/admin/register-settings.php' );
+		require_once(WPINV_PLUGIN_DIR . 'includes/admin/register-settings.php');
 
 		// Packages/libraries.
-		require_once( WPINV_PLUGIN_DIR . 'vendor/autoload.php' );
-		require_once( WPINV_PLUGIN_DIR . 'vendor/ayecode/wp-ayecode-ui/ayecode-ui-loader.php' );
+		require_once(WPINV_PLUGIN_DIR . 'vendor/autoload.php');
+		require_once(WPINV_PLUGIN_DIR . 'vendor/ayecode/wp-ayecode-ui/ayecode-ui-loader.php');
 
 		// Load functions.
-		require_once( WPINV_PLUGIN_DIR . 'includes/deprecated-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/invoice-functions.php' );
-		require_once( WPINV_PLUGIN_DIR . 'includes/subscription-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/user-functions.php' );
-		require_once( WPINV_PLUGIN_DIR . 'includes/error-functions.php' );
+		require_once(WPINV_PLUGIN_DIR . 'includes/deprecated-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/invoice-functions.php');
+		require_once(WPINV_PLUGIN_DIR . 'includes/subscription-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/user-functions.php');
+		require_once(WPINV_PLUGIN_DIR . 'includes/error-functions.php');
 
 		// Register autoloader.
 		try {
-			spl_autoload_register( array( $this, 'autoload' ), true );
-		} catch ( Exception $e ) {
-			wpinv_error_log( $e->getMessage(), '', __FILE__, 149, true );
+			spl_autoload_register(array($this, 'autoload'), true);
+		} catch (Exception $e) {
+			wpinv_error_log($e->getMessage(), '', __FILE__, 149, true);
 		}
 
-		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-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/wpinv-subscription.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/admin/admin-pages.php' );
-
-		if ( is_admin() || ( defined( 'WP_CLI' ) && WP_CLI ) ) {
+		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-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/wpinv-subscription.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/admin/admin-pages.php');
+
+		if (is_admin() || (defined('WP_CLI') && WP_CLI)) {
 			GetPaid_Post_Types_Admin::init();
 
-			require_once( WPINV_PLUGIN_DIR . 'includes/admin/wpinv-admin-functions.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/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/wpinv-admin-functions.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/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');
 			// 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');
 		}
 
 	}
@@ -265,21 +265,21 @@ 
 	 * @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';
 
 		// Base path of the classes.
-		$plugin_path = untrailingslashit( WPINV_PLUGIN_DIR );
+		$plugin_path = untrailingslashit(WPINV_PLUGIN_DIR);
 
 		// And an array of possible locations in order of importance.
 		$locations = array(
@@ -294,10 +294,10 @@ 
 			"$plugin_path/includes/admin/meta-boxes",
 		);
 
-		foreach ( apply_filters( 'getpaid_autoload_locations', $locations ) as $location ) {
+		foreach (apply_filters('getpaid_autoload_locations', $locations) as $location) {
 
-			if ( file_exists( trailingslashit( $location ) . $file_name ) ) {
-				include trailingslashit( $location ) . $file_name;
+			if (file_exists(trailingslashit($location) . $file_name)) {
+				include trailingslashit($location) . $file_name;
 				break;
 			}
 
@@ -311,7 +311,7 @@ 
 	public function init() {
 
 		// Fires before getpaid inits.
-		do_action( 'before_getpaid_init', $this );
+		do_action('before_getpaid_init', $this);
 
 		// Maybe upgrade.
 		$this->maybe_upgrade_database();
@@ -328,17 +328,17 @@ 
 			)
 		);
 
-		foreach ( $gateways as $id => $class ) {
-			$this->gateways[ $id ] = new $class();
+		foreach ($gateways as $id => $class) {
+			$this->gateways[$id] = new $class();
 		}
 
-		if ( 'yes' != get_option( 'wpinv_renamed_gateways' ) ) {
+		if ('yes' != get_option('wpinv_renamed_gateways')) {
 			GetPaid_Installer::rename_gateways_label();
-			update_option( 'wpinv_renamed_gateways', 'yes' );
+			update_option('wpinv_renamed_gateways', 'yes');
 		}
 
 		// Fires after getpaid inits.
-		do_action( 'getpaid_init', $this );
+		do_action('getpaid_init', $this);
 
 	}
 
@@ -348,14 +348,14 @@ 
 	public function maybe_process_ipn() {
 
 		// Ensure that this is an IPN request.
-		if ( empty( $_GET['wpi-listener'] ) || 'IPN' !== $_GET['wpi-listener'] || empty( $_GET['wpi-gateway'] ) ) {
+		if (empty($_GET['wpi-listener']) || 'IPN' !== $_GET['wpi-listener'] || empty($_GET['wpi-gateway'])) {
 			return;
 		}
 
-		$gateway = wpinv_clean( $_GET['wpi-gateway'] );
+		$gateway = wpinv_clean($_GET['wpi-gateway']);
 
-		do_action( 'wpinv_verify_payment_ipn', $gateway );
-		do_action( "wpinv_verify_{$gateway}_ipn" );
+		do_action('wpinv_verify_payment_ipn', $gateway);
+		do_action("wpinv_verify_{$gateway}_ipn");
 		exit;
 
 	}
@@ -363,27 +363,27 @@ 
 	public function enqueue_scripts() {
 
 		// Fires before adding scripts.
-		do_action( 'getpaid_enqueue_scripts' );
+		do_action('getpaid_enqueue_scripts');
 
 		$localize                         = array();
-		$localize['ajax_url']             = admin_url( 'admin-ajax.php' );
-		$localize['nonce']                = wp_create_nonce( 'wpinv-nonce' );
-		$localize['txtComplete']          = __( 'Continue', 'invoicing' );
+		$localize['ajax_url']             = admin_url('admin-ajax.php');
+		$localize['nonce']                = wp_create_nonce('wpinv-nonce');
+		$localize['txtComplete']          = __('Continue', 'invoicing');
 		$localize['UseTaxes']             = wpinv_use_taxes();
-		$localize['formNonce']            = wp_create_nonce( 'getpaid_form_nonce' );
-		$localize['loading']              = __( 'Loading...', 'invoicing' );
-		$localize['connectionError']      = __( 'Could not establish a connection to the server.', 'invoicing' );
+		$localize['formNonce']            = wp_create_nonce('getpaid_form_nonce');
+		$localize['loading']              = __('Loading...', 'invoicing');
+		$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);
 
-		$version = filemtime( WPINV_PLUGIN_DIR . 'assets/js/payment-forms.js' );
-		wp_enqueue_script( 'wpinv-front-script', WPINV_PLUGIN_URL . 'assets/js/payment-forms.js', array( 'jquery' ),  $version, true );
-		wp_localize_script( 'wpinv-front-script', 'WPInv', $localize );
+		$version = filemtime(WPINV_PLUGIN_DIR . 'assets/js/payment-forms.js');
+		wp_enqueue_script('wpinv-front-script', WPINV_PLUGIN_URL . 'assets/js/payment-forms.js', array('jquery'), $version, true);
+		wp_localize_script('wpinv-front-script', 'WPInv', $localize);
 	}
 
 	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);
 		}
 	}
 
@@ -395,24 +395,24 @@ 
      */
     public function maybe_do_authenticated_action() {
 
-		if ( isset( $_REQUEST['getpaid-action'] ) && isset( $_REQUEST['getpaid-nonce'] ) && wp_verify_nonce( $_REQUEST['getpaid-nonce'], 'getpaid-nonce' ) ) {
+		if (isset($_REQUEST['getpaid-action']) && isset($_REQUEST['getpaid-nonce']) && wp_verify_nonce($_REQUEST['getpaid-nonce'], 'getpaid-nonce')) {
 
-			$key  = sanitize_key( $_REQUEST['getpaid-action'] );
-			$data = wp_unslash( $_REQUEST );
-			if ( is_user_logged_in() ) {
-				do_action( "getpaid_authenticated_action_$key", $data );
+			$key  = sanitize_key($_REQUEST['getpaid-action']);
+			$data = wp_unslash($_REQUEST);
+			if (is_user_logged_in()) {
+				do_action("getpaid_authenticated_action_$key", $data);
 			}
 
-			do_action( "getpaid_unauthenticated_action_$key", $data );
+			do_action("getpaid_unauthenticated_action_$key", $data);
 
 		}
 
     }
 
-	public function pre_get_posts( $wp_query ) {
+	public function pre_get_posts($wp_query) {
 
-		if ( ! is_admin() && ! empty( $wp_query->query_vars['post_type'] ) && getpaid_is_invoice_post_type( $wp_query->query_vars['post_type'] ) && is_user_logged_in() && is_single() && $wp_query->is_main_query() ) {
-			$wp_query->query_vars['post_status'] = array_keys( wpinv_get_invoice_statuses( false, false, $wp_query->query_vars['post_type'] ) );
+		if (!is_admin() && !empty($wp_query->query_vars['post_type']) && getpaid_is_invoice_post_type($wp_query->query_vars['post_type']) && is_user_logged_in() && is_single() && $wp_query->is_main_query()) {
+			$wp_query->query_vars['post_status'] = array_keys(wpinv_get_invoice_statuses(false, false, $wp_query->query_vars['post_type']));
 		}
 
 		return $wp_query;
@@ -426,7 +426,7 @@ 
 
 		// Currently, UX Builder does not work particulaly well with SuperDuper.
 		// So we disable our widgets when editing a page with UX Builder.
-		if ( function_exists( 'ux_builder_is_active' ) && ux_builder_is_active() ) {
+		if (function_exists('ux_builder_is_active') && ux_builder_is_active()) {
 			return;
 		}
 
@@ -443,8 +443,8 @@ 
 			)
 		);
 
-		foreach ( $widgets as $widget ) {
-			register_widget( $widget );
+		foreach ($widgets as $widget) {
+			register_widget($widget);
 		}
 		
 	}
@@ -456,29 +456,29 @@ 
 	 */
 	public function maybe_upgrade_database() {
 
-		$wpi_version = get_option( 'wpinv_version', 0 );
+		$wpi_version = get_option('wpinv_version', 0);
 
-		if ( $wpi_version == WPINV_VERSION ) {
+		if ($wpi_version == WPINV_VERSION) {
 			return;
 		}
 
 		$installer = new GetPaid_Installer();
 
-		if ( empty( $wpi_version ) ) {
-			return $installer->upgrade_db( 0 );
+		if (empty($wpi_version)) {
+			return $installer->upgrade_db(0);
 		}
 
-		$upgrades  = array(
+		$upgrades = array(
 			'0.0.5' => '004',
 			'1.0.3' => '102',
 			'2.0.0' => '118',
 			'2.0.8' => '207',
 		);
 
-		foreach ( $upgrades as $key => $method ) {
+		foreach ($upgrades as $key => $method) {
 
-			if ( version_compare( $wpi_version, $key, '<' ) ) {
-				return $installer->upgrade_db( $method );
+			if (version_compare($wpi_version, $key, '<')) {
+				return $installer->upgrade_db($method);
 			}
 
 		}
@@ -492,11 +492,11 @@ 
 	 */
 	public function maybe_flush_permalinks() {
 
-		$flush = get_option( 'wpinv_flush_permalinks', 0 );
+		$flush = get_option('wpinv_flush_permalinks', 0);
 
-		if ( ! empty( $flush ) ) {
+		if (!empty($flush)) {
 			flush_rewrite_rules();
-			delete_option( 'wpinv_flush_permalinks' );
+			delete_option('wpinv_flush_permalinks');
 		}
 
 	}
@@ -507,10 +507,10 @@ 
 	 * @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();
 		}
 
@@ -518,24 +518,24 @@ 
 		$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);
 
 	}
 
@@ -545,7 +545,7 @@ 
 	 * @since 2.0.0
 	 */
 	public function wp_footer() {
-		wpinv_get_template( 'frontend-footer.php' );
+		wpinv_get_template('frontend-footer.php');
 	}
 
 	/**
@@ -554,14 +554,14 @@ 
 	 * @since 2.0.0
 	 */
 	public function wp_head() {
-		wpinv_get_template( 'frontend-head.php' );
+		wpinv_get_template('frontend-head.php');
 	}
 
 	/**
 	 * Custom query vars.
 	 *
 	 */
-	public function custom_query_vars( $vars ) {
+	public function custom_query_vars($vars) {
         $vars[] = 'getpaid-ipn';
         return $vars;
 	}
@@ -572,28 +572,28 @@ 
 	 */
 	public function add_rewrite_rule() {
         $tag = 'getpaid-ipn';
-        add_rewrite_tag( "%$tag%", '([^&]+)' );
-        add_rewrite_rule( "^$tag/([^/]*)/?", "index.php?$tag=\$matches[1]",'top' );
+        add_rewrite_tag("%$tag%", '([^&]+)');
+        add_rewrite_rule("^$tag/([^/]*)/?", "index.php?$tag=\$matches[1]", 'top');
 	}
 
 	/**
 	 * Processes non-query string ipns.
 	 *
 	 */
-	public function maybe_process_new_ipn( $query ) {
+	public function maybe_process_new_ipn($query) {
 
-        if ( is_admin() || ! $query->is_main_query() ) {
+        if (is_admin() || !$query->is_main_query()) {
             return;
         }
 
-		$gateway = get_query_var( 'getpaid-ipn' );
+		$gateway = get_query_var('getpaid-ipn');
 
-        if ( ! empty( $gateway ) ){
+        if (!empty($gateway)) {
 
-			$gateway = sanitize_text_field( $gateway );
+			$gateway = sanitize_text_field($gateway);
 			nocache_headers();
-			do_action( 'wpinv_verify_payment_ipn', $gateway );
-			do_action( "wpinv_verify_{$gateway}_ipn" );
+			do_action('wpinv_verify_payment_ipn', $gateway);
+			do_action("wpinv_verify_{$gateway}_ipn");
 			exit;
 
         }

Indentation +527 added lines, -527 removed lines

@@ -14,590 +14,590 @@
  */
 class WPInv_Plugin {
 
-	/**
-	 * GetPaid version.
-	 *
-	 * @var string
-	 */
-	public $version;
-
-	/**
-	 * Data container.
-	 *
-	 * @var array
-	 */
-	protected $data = array();
-
-	/**
-	 * Form elements instance.
-	 *
-	 * @var WPInv_Payment_Form_Elements
-	 */
-	public $form_elements;
-
-	/**
-	 * @var array An array of payment gateways.
-	 */
-	public $gateways;
-
-	/**
-	 * Class constructor.
-	 */
-	public function __construct() {
-		$this->define_constants();
-		$this->includes();
-		$this->init_hooks();
-		$this->set_properties();
-	}
-
-	/**
-	 * Sets a custom data property.
-	 * 
-	 * @param string $prop The prop to set.
-	 * @param mixed $value The value to retrieve.
-	 */
-	public function set( $prop, $value ) {
-		$this->data[ $prop ] = $value;
-	}
-
-	/**
-	 * Gets a custom data property.
-	 *
-	 * @param string $prop The prop to set.
-	 * @return mixed The value.
-	 */
-	public function get( $prop ) {
-
-		if ( isset( $this->data[ $prop ] ) ) {
-			return $this->data[ $prop ];
-		}
-
-		return null;
-	}
-
-	/**
-	 * Define class properties.
-	 */
-	public function set_properties() {
-
-		// Sessions.
-		$this->set( 'session', new WPInv_Session_Handler() );
-		$GLOBALS['wpi_session'] = $this->get( 'session' ); // Backwards compatibility.
-		$GLOBALS['wpinv_euvat'] = new WPInv_EUVat(); // Backwards compatibility.
-
-		// Init other objects.
-		$this->set( 'session', new WPInv_Session_Handler() );
-		$this->set( 'notes', new WPInv_Notes() );
-		$this->set( 'api', new WPInv_API() );
-		$this->set( 'post_types', new GetPaid_Post_Types() );
-		$this->set( 'template', new GetPaid_Template() );
-		$this->set( 'admin', new GetPaid_Admin() );
-		$this->set( 'subscriptions', new WPInv_Subscriptions() );
-		$this->set( 'invoice_emails', new GetPaid_Invoice_Notification_Emails() );
-		$this->set( 'subscription_emails', new GetPaid_Subscription_Notification_Emails() );
-		$this->set( 'daily_maintenace', new GetPaid_Daily_Maintenance() );
-		$this->set( 'payment_forms', new GetPaid_Payment_Forms() );
-		$this->set( 'maxmind', new GetPaid_MaxMind_Geolocation() );
-
-	}
-
-	 /**
-	 * Define plugin constants.
-	 */
-	public function define_constants() {
-		define( 'WPINV_PLUGIN_DIR', plugin_dir_path( WPINV_PLUGIN_FILE ) );
-		define( 'WPINV_PLUGIN_URL', plugin_dir_url( WPINV_PLUGIN_FILE ) );
-		$this->version = WPINV_VERSION;
-	}
-
-	/**
-	 * Hook into actions and filters.
-	 *
-	 * @since 1.0.19
-	 */
-	protected function init_hooks() {
-		/* Internationalize the text strings used. */
-		add_action( 'plugins_loaded', array( &$this, 'plugins_loaded' ) );
-
-		// Init the plugin after WordPress inits.
-		add_action( 'init', array( $this, 'init' ), 1 );
-		add_action( 'init', array( $this, 'maybe_process_ipn' ), 10 );
-		add_action( 'init', array( $this, 'wpinv_actions' ) );
-		add_action( 'init', array( $this, 'maybe_do_authenticated_action' ), 100 );
-		add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_scripts' ), 11 );
-		add_action( 'wp_footer', array( $this, 'wp_footer' ) );
-		add_action( 'wp_head', array( $this, 'wp_head' ) );
-		add_action( 'widgets_init', array( &$this, 'register_widgets' ) );
-		add_filter( 'wpseo_exclude_from_sitemap_by_post_ids', array( $this, 'wpseo_exclude_from_sitemap_by_post_ids' ) );
-		add_filter( 'pre_get_posts', array( &$this, 'pre_get_posts' ) );
-
-		add_filter( 'query_vars', array( $this, 'custom_query_vars' ) );
+    /**
+     * GetPaid version.
+     *
+     * @var string
+     */
+    public $version;
+
+    /**
+     * Data container.
+     *
+     * @var array
+     */
+    protected $data = array();
+
+    /**
+     * Form elements instance.
+     *
+     * @var WPInv_Payment_Form_Elements
+     */
+    public $form_elements;
+
+    /**
+     * @var array An array of payment gateways.
+     */
+    public $gateways;
+
+    /**
+     * Class constructor.
+     */
+    public function __construct() {
+        $this->define_constants();
+        $this->includes();
+        $this->init_hooks();
+        $this->set_properties();
+    }
+
+    /**
+     * Sets a custom data property.
+     * 
+     * @param string $prop The prop to set.
+     * @param mixed $value The value to retrieve.
+     */
+    public function set( $prop, $value ) {
+        $this->data[ $prop ] = $value;
+    }
+
+    /**
+     * Gets a custom data property.
+     *
+     * @param string $prop The prop to set.
+     * @return mixed The value.
+     */
+    public function get( $prop ) {
+
+        if ( isset( $this->data[ $prop ] ) ) {
+            return $this->data[ $prop ];
+        }
+
+        return null;
+    }
+
+    /**
+     * Define class properties.
+     */
+    public function set_properties() {
+
+        // Sessions.
+        $this->set( 'session', new WPInv_Session_Handler() );
+        $GLOBALS['wpi_session'] = $this->get( 'session' ); // Backwards compatibility.
+        $GLOBALS['wpinv_euvat'] = new WPInv_EUVat(); // Backwards compatibility.
+
+        // Init other objects.
+        $this->set( 'session', new WPInv_Session_Handler() );
+        $this->set( 'notes', new WPInv_Notes() );
+        $this->set( 'api', new WPInv_API() );
+        $this->set( 'post_types', new GetPaid_Post_Types() );
+        $this->set( 'template', new GetPaid_Template() );
+        $this->set( 'admin', new GetPaid_Admin() );
+        $this->set( 'subscriptions', new WPInv_Subscriptions() );
+        $this->set( 'invoice_emails', new GetPaid_Invoice_Notification_Emails() );
+        $this->set( 'subscription_emails', new GetPaid_Subscription_Notification_Emails() );
+        $this->set( 'daily_maintenace', new GetPaid_Daily_Maintenance() );
+        $this->set( 'payment_forms', new GetPaid_Payment_Forms() );
+        $this->set( 'maxmind', new GetPaid_MaxMind_Geolocation() );
+
+    }
+
+        /**
+         * Define plugin constants.
+         */
+    public function define_constants() {
+        define( 'WPINV_PLUGIN_DIR', plugin_dir_path( WPINV_PLUGIN_FILE ) );
+        define( 'WPINV_PLUGIN_URL', plugin_dir_url( WPINV_PLUGIN_FILE ) );
+        $this->version = WPINV_VERSION;
+    }
+
+    /**
+     * Hook into actions and filters.
+     *
+     * @since 1.0.19
+     */
+    protected function init_hooks() {
+        /* Internationalize the text strings used. */
+        add_action( 'plugins_loaded', array( &$this, 'plugins_loaded' ) );
+
+        // Init the plugin after WordPress inits.
+        add_action( 'init', array( $this, 'init' ), 1 );
+        add_action( 'init', array( $this, 'maybe_process_ipn' ), 10 );
+        add_action( 'init', array( $this, 'wpinv_actions' ) );
+        add_action( 'init', array( $this, 'maybe_do_authenticated_action' ), 100 );
+        add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_scripts' ), 11 );
+        add_action( 'wp_footer', array( $this, 'wp_footer' ) );
+        add_action( 'wp_head', array( $this, 'wp_head' ) );
+        add_action( 'widgets_init', array( &$this, 'register_widgets' ) );
+        add_filter( 'wpseo_exclude_from_sitemap_by_post_ids', array( $this, 'wpseo_exclude_from_sitemap_by_post_ids' ) );
+        add_filter( 'pre_get_posts', array( &$this, 'pre_get_posts' ) );
+
+        add_filter( 'query_vars', array( $this, 'custom_query_vars' ) );
         add_action( 'init', array( $this, 'add_rewrite_rule' ), 10, 0 );
-		add_action( 'pre_get_posts', array( $this, 'maybe_process_new_ipn' ), 1 );
-
-		// Fires after registering actions.
-		do_action( 'wpinv_actions', $this );
-		do_action( 'getpaid_actions', $this );
-
-	}
-
-	public function plugins_loaded() {
-		/* Internationalize the text strings used. */
-		$this->load_textdomain();
-
-		do_action( 'wpinv_loaded' );
-
-		// Fix oxygen page builder conflict
-		if ( function_exists( 'ct_css_output' ) ) {
-			wpinv_oxygen_fix_conflict();
-		}
-	}
-
-	/**
-	 * Load the translation of the plugin.
-	 *
-	 * @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();
-		}
-
-		$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' );
-
-		/**
-		 * Define language constants.
-		 */
-		require_once( WPINV_PLUGIN_DIR . 'language.php' );
-	}
-
-	/**
-	 * Include required core files used in admin and on the frontend.
-	 */
-	public function includes() {
-
-		// Start with the settings.
-		require_once( WPINV_PLUGIN_DIR . 'includes/admin/register-settings.php' );
-
-		// Packages/libraries.
-		require_once( WPINV_PLUGIN_DIR . 'vendor/autoload.php' );
-		require_once( WPINV_PLUGIN_DIR . 'vendor/ayecode/wp-ayecode-ui/ayecode-ui-loader.php' );
-
-		// Load functions.
-		require_once( WPINV_PLUGIN_DIR . 'includes/deprecated-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/invoice-functions.php' );
-		require_once( WPINV_PLUGIN_DIR . 'includes/subscription-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/user-functions.php' );
-		require_once( WPINV_PLUGIN_DIR . 'includes/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/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-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/wpinv-subscription.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/admin/admin-pages.php' );
-
-		if ( is_admin() || ( defined( 'WP_CLI' ) && WP_CLI ) ) {
-			GetPaid_Post_Types_Admin::init();
-
-			require_once( WPINV_PLUGIN_DIR . 'includes/admin/wpinv-admin-functions.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/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' );
-			// load the user class only on the users.php page
-			global $pagenow;
-			if($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' );
-		}
-
-	}
-
-	/**
-	 * Class autoloader
-	 *
-	 * @param       string $class_name The name of the class to load.
-	 * @access      public
-	 * @since       1.0.19
-	 * @return      void
-	 */
-	public function autoload( $class_name ) {
-
-		// Normalize the 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_' ) ) {
-			return;
-		}
-
-		// Next, prepare the file name from the class.
-		$file_name = 'class-' . str_replace( '_', '-', $class_name ) . '.php';
-
-		// Base path of the classes.
-		$plugin_path = untrailingslashit( WPINV_PLUGIN_DIR );
-
-		// And an array of possible locations in order of importance.
-		$locations = array(
-			"$plugin_path/includes",
-			"$plugin_path/includes/data-stores",
-			"$plugin_path/includes/gateways",
-			"$plugin_path/includes/payments",
-			"$plugin_path/includes/geolocation",
-			"$plugin_path/includes/reports",
-			"$plugin_path/includes/api",
-			"$plugin_path/includes/admin",
-			"$plugin_path/includes/admin/meta-boxes",
-		);
-
-		foreach ( apply_filters( 'getpaid_autoload_locations', $locations ) as $location ) {
-
-			if ( file_exists( trailingslashit( $location ) . $file_name ) ) {
-				include trailingslashit( $location ) . $file_name;
-				break;
-			}
-
-		}
-
-	}
-
-	/**
-	 * Inits hooks etc.
-	 */
-	public function init() {
-
-		// Fires before getpaid inits.
-		do_action( 'before_getpaid_init', $this );
-
-		// Maybe upgrade.
-		$this->maybe_upgrade_database();
-
-		// Load default gateways.
-		$gateways = apply_filters(
-			'getpaid_default_gateways',
-			array(
-				'manual'        => 'GetPaid_Manual_Gateway',
-				'paypal'        => 'GetPaid_Paypal_Gateway',
-				'worldpay'      => 'GetPaid_Worldpay_Gateway',
-				'bank_transfer' => 'GetPaid_Bank_Transfer_Gateway',
-				'authorizenet'  => 'GetPaid_Authorize_Net_Gateway',
-			)
-		);
-
-		foreach ( $gateways as $id => $class ) {
-			$this->gateways[ $id ] = new $class();
-		}
-
-		if ( 'yes' != get_option( 'wpinv_renamed_gateways' ) ) {
-			GetPaid_Installer::rename_gateways_label();
-			update_option( 'wpinv_renamed_gateways', 'yes' );
-		}
-
-		// Fires after getpaid inits.
-		do_action( 'getpaid_init', $this );
-
-	}
-
-	/**
-	 * Checks if this is an IPN request and processes it.
-	 */
-	public function maybe_process_ipn() {
-
-		// Ensure that this is an IPN request.
-		if ( empty( $_GET['wpi-listener'] ) || 'IPN' !== $_GET['wpi-listener'] || empty( $_GET['wpi-gateway'] ) ) {
-			return;
-		}
-
-		$gateway = wpinv_clean( $_GET['wpi-gateway'] );
-
-		do_action( 'wpinv_verify_payment_ipn', $gateway );
-		do_action( "wpinv_verify_{$gateway}_ipn" );
-		exit;
-
-	}
-
-	public function enqueue_scripts() {
-
-		// Fires before adding scripts.
-		do_action( 'getpaid_enqueue_scripts' );
-
-		$localize                         = array();
-		$localize['ajax_url']             = admin_url( 'admin-ajax.php' );
-		$localize['nonce']                = wp_create_nonce( 'wpinv-nonce' );
-		$localize['txtComplete']          = __( 'Continue', 'invoicing' );
-		$localize['UseTaxes']             = wpinv_use_taxes();
-		$localize['formNonce']            = wp_create_nonce( 'getpaid_form_nonce' );
-		$localize['loading']              = __( 'Loading...', 'invoicing' );
-		$localize['connectionError']      = __( 'Could not establish a connection to the server.', 'invoicing' );
-
-		$localize = apply_filters( 'wpinv_front_js_localize', $localize );
-
-		$version = filemtime( WPINV_PLUGIN_DIR . 'assets/js/payment-forms.js' );
-		wp_enqueue_script( 'wpinv-front-script', WPINV_PLUGIN_URL . 'assets/js/payment-forms.js', array( 'jquery' ),  $version, true );
-		wp_localize_script( 'wpinv-front-script', 'WPInv', $localize );
-	}
-
-	public function wpinv_actions() {
-		if ( isset( $_REQUEST['wpi_action'] ) ) {
-			do_action( 'wpinv_' . wpinv_sanitize_key( $_REQUEST['wpi_action'] ), $_REQUEST );
-		}
-	}
-
-	/**
+        add_action( 'pre_get_posts', array( $this, 'maybe_process_new_ipn' ), 1 );
+
+        // Fires after registering actions.
+        do_action( 'wpinv_actions', $this );
+        do_action( 'getpaid_actions', $this );
+
+    }
+
+    public function plugins_loaded() {
+        /* Internationalize the text strings used. */
+        $this->load_textdomain();
+
+        do_action( 'wpinv_loaded' );
+
+        // Fix oxygen page builder conflict
+        if ( function_exists( 'ct_css_output' ) ) {
+            wpinv_oxygen_fix_conflict();
+        }
+    }
+
+    /**
+     * Load the translation of the plugin.
+     *
+     * @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();
+        }
+
+        $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' );
+
+        /**
+         * Define language constants.
+         */
+        require_once( WPINV_PLUGIN_DIR . 'language.php' );
+    }
+
+    /**
+     * Include required core files used in admin and on the frontend.
+     */
+    public function includes() {
+
+        // Start with the settings.
+        require_once( WPINV_PLUGIN_DIR . 'includes/admin/register-settings.php' );
+
+        // Packages/libraries.
+        require_once( WPINV_PLUGIN_DIR . 'vendor/autoload.php' );
+        require_once( WPINV_PLUGIN_DIR . 'vendor/ayecode/wp-ayecode-ui/ayecode-ui-loader.php' );
+
+        // Load functions.
+        require_once( WPINV_PLUGIN_DIR . 'includes/deprecated-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/invoice-functions.php' );
+        require_once( WPINV_PLUGIN_DIR . 'includes/subscription-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/user-functions.php' );
+        require_once( WPINV_PLUGIN_DIR . 'includes/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/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-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/wpinv-subscription.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/admin/admin-pages.php' );
+
+        if ( is_admin() || ( defined( 'WP_CLI' ) && WP_CLI ) ) {
+            GetPaid_Post_Types_Admin::init();
+
+            require_once( WPINV_PLUGIN_DIR . 'includes/admin/wpinv-admin-functions.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/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' );
+            // load the user class only on the users.php page
+            global $pagenow;
+            if($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' );
+        }
+
+    }
+
+    /**
+     * Class autoloader
+     *
+     * @param       string $class_name The name of the class to load.
+     * @access      public
+     * @since       1.0.19
+     * @return      void
+     */
+    public function autoload( $class_name ) {
+
+        // Normalize the 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_' ) ) {
+            return;
+        }
+
+        // Next, prepare the file name from the class.
+        $file_name = 'class-' . str_replace( '_', '-', $class_name ) . '.php';
+
+        // Base path of the classes.
+        $plugin_path = untrailingslashit( WPINV_PLUGIN_DIR );
+
+        // And an array of possible locations in order of importance.
+        $locations = array(
+            "$plugin_path/includes",
+            "$plugin_path/includes/data-stores",
+            "$plugin_path/includes/gateways",
+            "$plugin_path/includes/payments",
+            "$plugin_path/includes/geolocation",
+            "$plugin_path/includes/reports",
+            "$plugin_path/includes/api",
+            "$plugin_path/includes/admin",
+            "$plugin_path/includes/admin/meta-boxes",
+        );
+
+        foreach ( apply_filters( 'getpaid_autoload_locations', $locations ) as $location ) {
+
+            if ( file_exists( trailingslashit( $location ) . $file_name ) ) {
+                include trailingslashit( $location ) . $file_name;
+                break;
+            }
+
+        }
+
+    }
+
+    /**
+     * Inits hooks etc.
+     */
+    public function init() {
+
+        // Fires before getpaid inits.
+        do_action( 'before_getpaid_init', $this );
+
+        // Maybe upgrade.
+        $this->maybe_upgrade_database();
+
+        // Load default gateways.
+        $gateways = apply_filters(
+            'getpaid_default_gateways',
+            array(
+                'manual'        => 'GetPaid_Manual_Gateway',
+                'paypal'        => 'GetPaid_Paypal_Gateway',
+                'worldpay'      => 'GetPaid_Worldpay_Gateway',
+                'bank_transfer' => 'GetPaid_Bank_Transfer_Gateway',
+                'authorizenet'  => 'GetPaid_Authorize_Net_Gateway',
+            )
+        );
+
+        foreach ( $gateways as $id => $class ) {
+            $this->gateways[ $id ] = new $class();
+        }
+
+        if ( 'yes' != get_option( 'wpinv_renamed_gateways' ) ) {
+            GetPaid_Installer::rename_gateways_label();
+            update_option( 'wpinv_renamed_gateways', 'yes' );
+        }
+
+        // Fires after getpaid inits.
+        do_action( 'getpaid_init', $this );
+
+    }
+
+    /**
+     * Checks if this is an IPN request and processes it.
+     */
+    public function maybe_process_ipn() {
+
+        // Ensure that this is an IPN request.
+        if ( empty( $_GET['wpi-listener'] ) || 'IPN' !== $_GET['wpi-listener'] || empty( $_GET['wpi-gateway'] ) ) {
+            return;
+        }
+
+        $gateway = wpinv_clean( $_GET['wpi-gateway'] );
+
+        do_action( 'wpinv_verify_payment_ipn', $gateway );
+        do_action( "wpinv_verify_{$gateway}_ipn" );
+        exit;
+
+    }
+
+    public function enqueue_scripts() {
+
+        // Fires before adding scripts.
+        do_action( 'getpaid_enqueue_scripts' );
+
+        $localize                         = array();
+        $localize['ajax_url']             = admin_url( 'admin-ajax.php' );
+        $localize['nonce']                = wp_create_nonce( 'wpinv-nonce' );
+        $localize['txtComplete']          = __( 'Continue', 'invoicing' );
+        $localize['UseTaxes']             = wpinv_use_taxes();
+        $localize['formNonce']            = wp_create_nonce( 'getpaid_form_nonce' );
+        $localize['loading']              = __( 'Loading...', 'invoicing' );
+        $localize['connectionError']      = __( 'Could not establish a connection to the server.', 'invoicing' );
+
+        $localize = apply_filters( 'wpinv_front_js_localize', $localize );
+
+        $version = filemtime( WPINV_PLUGIN_DIR . 'assets/js/payment-forms.js' );
+        wp_enqueue_script( 'wpinv-front-script', WPINV_PLUGIN_URL . 'assets/js/payment-forms.js', array( 'jquery' ),  $version, true );
+        wp_localize_script( 'wpinv-front-script', 'WPInv', $localize );
+    }
+
+    public function wpinv_actions() {
+        if ( isset( $_REQUEST['wpi_action'] ) ) {
+            do_action( 'wpinv_' . wpinv_sanitize_key( $_REQUEST['wpi_action'] ), $_REQUEST );
+        }
+    }
+
+    /**
      * Fires an action after verifying that a user can fire them.
-	 *
-	 * Note: If the action is on an invoice, subscription etc, esure that the
-	 * current user owns the invoice/subscription.
+     *
+     * Note: If the action is on an invoice, subscription etc, esure that the
+     * current user owns the invoice/subscription.
      */
     public function maybe_do_authenticated_action() {
 
-		if ( isset( $_REQUEST['getpaid-action'] ) && isset( $_REQUEST['getpaid-nonce'] ) && wp_verify_nonce( $_REQUEST['getpaid-nonce'], 'getpaid-nonce' ) ) {
+        if ( isset( $_REQUEST['getpaid-action'] ) && isset( $_REQUEST['getpaid-nonce'] ) && wp_verify_nonce( $_REQUEST['getpaid-nonce'], 'getpaid-nonce' ) ) {
+
+            $key  = sanitize_key( $_REQUEST['getpaid-action'] );
+            $data = wp_unslash( $_REQUEST );
+            if ( is_user_logged_in() ) {
+                do_action( "getpaid_authenticated_action_$key", $data );
+            }
+
+            do_action( "getpaid_unauthenticated_action_$key", $data );
+
+        }
 
-			$key  = sanitize_key( $_REQUEST['getpaid-action'] );
-			$data = wp_unslash( $_REQUEST );
-			if ( is_user_logged_in() ) {
-				do_action( "getpaid_authenticated_action_$key", $data );
-			}
+    }
 
-			do_action( "getpaid_unauthenticated_action_$key", $data );
+    public function pre_get_posts( $wp_query ) {
 
-		}
+        if ( ! is_admin() && ! empty( $wp_query->query_vars['post_type'] ) && getpaid_is_invoice_post_type( $wp_query->query_vars['post_type'] ) && is_user_logged_in() && is_single() && $wp_query->is_main_query() ) {
+            $wp_query->query_vars['post_status'] = array_keys( wpinv_get_invoice_statuses( false, false, $wp_query->query_vars['post_type'] ) );
+        }
 
+        return $wp_query;
     }
 
-	public function pre_get_posts( $wp_query ) {
-
-		if ( ! is_admin() && ! empty( $wp_query->query_vars['post_type'] ) && getpaid_is_invoice_post_type( $wp_query->query_vars['post_type'] ) && is_user_logged_in() && is_single() && $wp_query->is_main_query() ) {
-			$wp_query->query_vars['post_status'] = array_keys( wpinv_get_invoice_statuses( false, false, $wp_query->query_vars['post_type'] ) );
-		}
-
-		return $wp_query;
-	}
-
-	/**
-	 * Register widgets
-	 *
-	 */
-	public function register_widgets() {
-
-		// Currently, UX Builder does not work particulaly well with SuperDuper.
-		// So we disable our widgets when editing a page with UX Builder.
-		if ( function_exists( 'ux_builder_is_active' ) && ux_builder_is_active() ) {
-			return;
-		}
-
-		$widgets = apply_filters(
-			'getpaid_widget_classes',
-			array(
-				'WPInv_Checkout_Widget',
-				'WPInv_History_Widget',
-				'WPInv_Receipt_Widget',
-				'WPInv_Subscriptions_Widget',
-				'WPInv_Buy_Item_Widget',
-				'WPInv_Messages_Widget',
-				'WPInv_GetPaid_Widget'
-			)
-		);
-
-		foreach ( $widgets as $widget ) {
-			register_widget( $widget );
-		}
+    /**
+     * Register widgets
+     *
+     */
+    public function register_widgets() {
+
+        // Currently, UX Builder does not work particulaly well with SuperDuper.
+        // So we disable our widgets when editing a page with UX Builder.
+        if ( function_exists( 'ux_builder_is_active' ) && ux_builder_is_active() ) {
+            return;
+        }
+
+        $widgets = apply_filters(
+            'getpaid_widget_classes',
+            array(
+                'WPInv_Checkout_Widget',
+                'WPInv_History_Widget',
+                'WPInv_Receipt_Widget',
+                'WPInv_Subscriptions_Widget',
+                'WPInv_Buy_Item_Widget',
+                'WPInv_Messages_Widget',
+                'WPInv_GetPaid_Widget'
+            )
+        );
+
+        foreach ( $widgets as $widget ) {
+            register_widget( $widget );
+        }
 		
-	}
+    }
 
-	/**
-	 * Upgrades the database.
-	 *
-	 * @since 2.0.2
-	 */
-	public function maybe_upgrade_database() {
+    /**
+     * Upgrades the database.
+     *
+     * @since 2.0.2
+     */
+    public function maybe_upgrade_database() {
 
-		$wpi_version = get_option( 'wpinv_version', 0 );
+        $wpi_version = get_option( 'wpinv_version', 0 );
 
-		if ( $wpi_version == WPINV_VERSION ) {
-			return;
-		}
+        if ( $wpi_version == WPINV_VERSION ) {
+            return;
+        }
 
-		$installer = new GetPaid_Installer();
+        $installer = new GetPaid_Installer();
 
-		if ( empty( $wpi_version ) ) {
-			return $installer->upgrade_db( 0 );
-		}
+        if ( empty( $wpi_version ) ) {
+            return $installer->upgrade_db( 0 );
+        }
 
-		$upgrades  = array(
-			'0.0.5' => '004',
-			'1.0.3' => '102',
-			'2.0.0' => '118',
-			'2.0.8' => '207',
-		);
+        $upgrades  = array(
+            '0.0.5' => '004',
+            '1.0.3' => '102',
+            '2.0.0' => '118',
+            '2.0.8' => '207',
+        );
 
-		foreach ( $upgrades as $key => $method ) {
+        foreach ( $upgrades as $key => $method ) {
 
-			if ( version_compare( $wpi_version, $key, '<' ) ) {
-				return $installer->upgrade_db( $method );
-			}
+            if ( version_compare( $wpi_version, $key, '<' ) ) {
+                return $installer->upgrade_db( $method );
+            }
 
-		}
+        }
 
-	}
+    }
 
-	/**
-	 * Flushes the permalinks if needed.
-	 *
-	 * @since 2.0.8
-	 */
-	public function maybe_flush_permalinks() {
+    /**
+     * Flushes the permalinks if needed.
+     *
+     * @since 2.0.8
+     */
+    public function maybe_flush_permalinks() {
 
-		$flush = get_option( 'wpinv_flush_permalinks', 0 );
+        $flush = get_option( 'wpinv_flush_permalinks', 0 );
 
-		if ( ! empty( $flush ) ) {
-			flush_rewrite_rules();
-			delete_option( 'wpinv_flush_permalinks' );
-		}
+        if ( ! empty( $flush ) ) {
+            flush_rewrite_rules();
+            delete_option( 'wpinv_flush_permalinks' );
+        }
 
-	}
+    }
 
-	/**
-	 * Remove our pages from yoast sitemaps.
-	 *
-	 * @since 1.0.19
-	 * @param int[] $excluded_posts_ids
-	 */
-	public function wpseo_exclude_from_sitemap_by_post_ids( $excluded_posts_ids ){
+    /**
+     * Remove our pages from yoast sitemaps.
+     *
+     * @since 1.0.19
+     * @param int[] $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 ) ) {
-			$excluded_posts_ids = array();
-		}
+        // Ensure that we have an array.
+        if ( ! is_array( $excluded_posts_ids ) ) {
+            $excluded_posts_ids = array();
+        }
 
-		// Prepare our pages.
-		$our_pages = array();
+        // Prepare our pages.
+        $our_pages = array();
 
-		// Checkout page.
-		$our_pages[] = wpinv_get_option( 'checkout_page', false );
+        // Checkout page.
+        $our_pages[] = wpinv_get_option( 'checkout_page', false );
 
-		// Success page.
-		$our_pages[] = wpinv_get_option( 'success_page', false );
+        // Success page.
+        $our_pages[] = wpinv_get_option( 'success_page', false );
 
-		// Failure page.
-		$our_pages[] = wpinv_get_option( 'failure_page', false );
+        // Failure page.
+        $our_pages[] = wpinv_get_option( 'failure_page', false );
 
-		// History page.
-		$our_pages[] = wpinv_get_option( 'invoice_history_page', false );
+        // History page.
+        $our_pages[] = wpinv_get_option( 'invoice_history_page', false );
 
-		// Subscriptions page.
-		$our_pages[] = wpinv_get_option( 'invoice_subscription_page', false );
+        // Subscriptions page.
+        $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 );
+        $excluded_posts_ids = $excluded_posts_ids + $our_pages;
+        return array_unique( $excluded_posts_ids );
 
-	}
+    }
 
-	/**
-	 * Displays additional footer code.
-	 * 
-	 * @since 2.0.0
-	 */
-	public function wp_footer() {
-		wpinv_get_template( 'frontend-footer.php' );
-	}
+    /**
+     * Displays additional footer code.
+     * 
+     * @since 2.0.0
+     */
+    public function wp_footer() {
+        wpinv_get_template( 'frontend-footer.php' );
+    }
 
-	/**
-	 * Displays additional header code.
-	 * 
-	 * @since 2.0.0
-	 */
-	public function wp_head() {
-		wpinv_get_template( 'frontend-head.php' );
-	}
+    /**
+     * Displays additional header code.
+     * 
+     * @since 2.0.0
+     */
+    public function wp_head() {
+        wpinv_get_template( 'frontend-head.php' );
+    }
 
-	/**
-	 * Custom query vars.
-	 *
-	 */
-	public function custom_query_vars( $vars ) {
+    /**
+     * Custom query vars.
+     *
+     */
+    public function custom_query_vars( $vars ) {
         $vars[] = 'getpaid-ipn';
         return $vars;
-	}
+    }
 
-	/**
-	 * Add rewrite tags and rules.
-	 *
-	 */
-	public function add_rewrite_rule() {
+    /**
+     * Add rewrite tags and rules.
+     *
+     */
+    public function add_rewrite_rule() {
         $tag = 'getpaid-ipn';
         add_rewrite_tag( "%$tag%", '([^&]+)' );
         add_rewrite_rule( "^$tag/([^/]*)/?", "index.php?$tag=\$matches[1]",'top' );
-	}
+    }
 
-	/**
-	 * Processes non-query string ipns.
-	 *
-	 */
-	public function maybe_process_new_ipn( $query ) {
+    /**
+     * Processes non-query string ipns.
+     *
+     */
+    public function maybe_process_new_ipn( $query ) {
 
         if ( is_admin() || ! $query->is_main_query() ) {
             return;
         }
 
-		$gateway = get_query_var( 'getpaid-ipn' );
+        $gateway = get_query_var( 'getpaid-ipn' );
 
         if ( ! empty( $gateway ) ){
 
-			$gateway = sanitize_text_field( $gateway );
-			nocache_headers();
-			do_action( 'wpinv_verify_payment_ipn', $gateway );
-			do_action( "wpinv_verify_{$gateway}_ipn" );
-			exit;
+            $gateway = sanitize_text_field( $gateway );
+            nocache_headers();
+            do_action( 'wpinv_verify_payment_ipn', $gateway );
+            do_action( "wpinv_verify_{$gateway}_ipn" );
+            exit;
 
         }
 
-	}
+    }
 
 }

includes/payments/class-getpaid-payment-exception.php

Indentation +41 added lines, -41 removed lines

@@ -14,51 +14,51 @@
  */
 class GetPaid_Payment_Exception extends Exception {
 
-	/**
-	 * Sanitized error code.
-	 *
-	 * @var string
-	 */
-	protected $error_code;
+    /**
+     * Sanitized error code.
+     *
+     * @var string
+     */
+    protected $error_code;
 
-	/**
-	 * Error extra data.
-	 *
-	 * @var array
-	 */
-	protected $error_data;
+    /**
+     * Error extra data.
+     *
+     * @var array
+     */
+    protected $error_data;
 
-	/**
-	 * Setup exception.
-	 *
-	 * @param string $code             Machine-readable error code, e.g `getpaid-discount-error`.
-	 * @param string $message          User-friendly translated error message, e.g. 'Discount is invalid'.
-	 * @param int    $http_status_code Proper HTTP status code to respond with, e.g. 400.
-	 * @param array  $data             Extra error data.
-	 */
-	public function __construct( $code, $message, $http_status_code = 400, $data = array() ) {
-		$this->error_code = $code;
-		$this->error_data = array_merge( array( 'status' => $http_status_code ), $data );
+    /**
+     * Setup exception.
+     *
+     * @param string $code             Machine-readable error code, e.g `getpaid-discount-error`.
+     * @param string $message          User-friendly translated error message, e.g. 'Discount is invalid'.
+     * @param int    $http_status_code Proper HTTP status code to respond with, e.g. 400.
+     * @param array  $data             Extra error data.
+     */
+    public function __construct( $code, $message, $http_status_code = 400, $data = array() ) {
+        $this->error_code = $code;
+        $this->error_data = array_merge( array( 'status' => $http_status_code ), $data );
 
-		parent::__construct( $message, $http_status_code );
-	}
+        parent::__construct( $message, $http_status_code );
+    }
 
-	/**
-	 * Returns the error code.
-	 *
-	 * @return string
-	 */
-	public function getErrorCode() {
-		return $this->error_code;
-	}
+    /**
+     * Returns the error code.
+     *
+     * @return string
+     */
+    public function getErrorCode() {
+        return $this->error_code;
+    }
 
-	/**
-	 * Returns error data.
-	 *
-	 * @return array
-	 */
-	public function getErrorData() {
-		return $this->error_data;
-	}
+    /**
+     * Returns error data.
+     *
+     * @return array
+     */
+    public function getErrorData() {
+        return $this->error_data;
+    }
 
 }

Spacing +4 added lines, -4 removed lines

@@ -7,7 +7,7 @@ 
  * @since   2.2.2
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Payment exception class.
@@ -36,11 +36,11 @@ 
 	 * @param int    $http_status_code Proper HTTP status code to respond with, e.g. 400.
 	 * @param array  $data             Extra error data.
 	 */
-	public function __construct( $code, $message, $http_status_code = 400, $data = array() ) {
+	public function __construct($code, $message, $http_status_code = 400, $data = array()) {
 		$this->error_code = $code;
-		$this->error_data = array_merge( array( 'status' => $http_status_code ), $data );
+		$this->error_data = array_merge(array('status' => $http_status_code), $data);
 
-		parent::__construct( $message, $http_status_code );
+		parent::__construct($message, $http_status_code);
 	}
 
 	/**

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

Indentation +154 added lines, -154 removed lines

@@ -12,162 +12,162 @@
  */
 class GetPaid_Payment_Form_Submission_Discount {
 
-	/**
-	 * Submission discounts.
-	 * @var array
-	 */
-	public $discounts = array();
+    /**
+     * Submission discounts.
+     * @var array
+     */
+    public $discounts = array();
+
+    /**
+     * Class constructor
+     *
+     * @param GetPaid_Payment_Form_Submission $submission
+     * @param float                           $initial_total
+     * @param float                           $recurring_total
+     */
+    public function __construct( $submission, $initial_total, $recurring_total ) {
+
+        // Process any existing invoice discounts.
+        if ( $submission->has_invoice() ) {
+            $this->discounts = $submission->get_invoice()->get_discounts();
+        }
+
+        // Do we have a discount?
+        $discount = $submission->get_field( 'discount' );
+
+        if ( empty( $discount ) ) {
+
+            if ( isset( $this->discounts['discount_code'] ) ) {
+                unset( $this->discounts['discount_code'] );
+            }
+
+            return;
+        }
+
+        // Processes the discount code.
+        $amount = max( $initial_total, $recurring_total );
+        $this->process_discount( $submission, $discount, $amount );
+
+    }
 
     /**
-	 * Class constructor
-	 *
-	 * @param GetPaid_Payment_Form_Submission $submission
-	 * @param float                           $initial_total
-	 * @param float                           $recurring_total
-	 */
-	public function __construct( $submission, $initial_total, $recurring_total ) {
-
-		// Process any existing invoice discounts.
-		if ( $submission->has_invoice() ) {
-			$this->discounts = $submission->get_invoice()->get_discounts();
-		}
-
-		// Do we have a discount?
-		$discount = $submission->get_field( 'discount' );
-
-		if ( empty( $discount ) ) {
-
-			if ( isset( $this->discounts['discount_code'] ) ) {
-				unset( $this->discounts['discount_code'] );
-			}
-
-			return;
-		}
-
-		// Processes the discount code.
-		$amount = max( $initial_total, $recurring_total );
-		$this->process_discount( $submission, $discount, $amount );
-
-	}
-
-	/**
-	 * Processes a submission discount.
-	 *
-	 * @param GetPaid_Payment_Form_Submission $submission
-	 * @param string                          $discount
-	 * @param float                           $amount
-	 */
-	public function process_discount( $submission, $discount, $amount ) {
-
-		// Fetch the discount.
-		$discount = new WPInv_Discount( $discount );
-
-		// Ensure it is active.
+     * Processes a submission discount.
+     *
+     * @param GetPaid_Payment_Form_Submission $submission
+     * @param string                          $discount
+     * @param float                           $amount
+     */
+    public function process_discount( $submission, $discount, $amount ) {
+
+        // Fetch the discount.
+        $discount = new WPInv_Discount( $discount );
+
+        // Ensure it is active.
         if ( ! $this->is_discount_active( $discount ) ) {
-			throw new GetPaid_Payment_Exception( '.getpaid-discount-field .getpaid-custom-payment-form-errors', __( 'Invalid or expired discount code', 'invoicing' ) );
-		}
-
-		// Exceeded limit.
-		if ( $discount->has_exceeded_limit() ) {
-			throw new GetPaid_Payment_Exception( '.getpaid-discount-field .getpaid-custom-payment-form-errors', __( 'This discount code has been used up', 'invoicing' ) );
-		}
-
-		// Validate usages.
-		$this->validate_single_use_discount( $submission, $discount );
-
-		// Validate amount.
-		$this->validate_discount_amount( $submission, $discount, $amount );
-
-		// Save the discount.
-		$this->discounts['discount_code'] = $this->calculate_discount( $submission, $discount );
-	}
-
-	/**
-	 * Validates a single use discount.
-	 *
-	 * @param WPInv_Discount                  $discount
-	 * @return bool
-	 */
-	public function is_discount_active(  $discount ) {
-		return $discount->exists() && $discount->is_active() && $discount->has_started() && ! $discount->is_expired();
-	}
-
-	/**
-	 * Returns a user's id or email.
-	 *
-	 * @param string $email
-	 * @return int|string|false
-	 */
-	public function get_user_id_or_email( $email ) {
-
-		if ( is_user_logged_in() ) {
-			return get_current_user_id();
-		}
-
-		return empty( $email ) ? false : sanitize_email( $email );
-	}
-
-	/**
-	 * Validates a single use discount.
-	 *
-	 * @param GetPaid_Payment_Form_Submission $submission
-	 * @param WPInv_Discount                  $discount
-	 */
-	public function validate_single_use_discount( $submission, $discount ) {
-
-		// Abort if it is not a single use discount.
-		if ( ! $discount->is_single_use() ) {
-			return;
-		}
-
-		// Ensure there is a valid billing email.
-		$user = $this->get_user_id_or_email( $submission->get_billing_email() );
-
-		if ( empty( $user ) ) {
-			throw new GetPaid_Payment_Exception( '.getpaid-discount-field .getpaid-custom-payment-form-errors', __( 'You need to either log in or enter your billing email before applying this discount', 'invoicing' ) );
-		}
-
-		// Has the user used this discount code before?
-		if ( ! $discount->is_valid_for_user( $user ) ) {
-			throw new GetPaid_Payment_Exception( '.getpaid-discount-field .getpaid-custom-payment-form-errors', __( 'You have already used this discount', 'invoicing' ) );
-		}
-
-	}
-
-	/**
-	 * Validates the discount's amount.
-	 *
-	 * @param GetPaid_Payment_Form_Submission $submission
-	 * @param WPInv_Discount         $discount
-	 * @param float                  $amount
-	 */
-	public function validate_discount_amount( $submission, $discount, $amount ) {
-
-		// Validate minimum amount.
-		if ( ! $discount->is_minimum_amount_met( $amount ) ) {
-			$min = wpinv_price( $discount->get_minimum_total(), $submission->get_currency() );
-			throw new GetPaid_Payment_Exception( '.getpaid-discount-field .getpaid-custom-payment-form-errors', sprintf( __( 'The minimum total for using this discount is %s', 'invoicing' ), $min ) );
-		}
-
-		// Validate the maximum amount.
-		if ( ! $discount->is_maximum_amount_met( $amount ) ) {
-			$max = wpinv_price( $discount->get_maximum_total(), $submission->get_currency() );
-			throw new GetPaid_Payment_Exception( '.getpaid-discount-field .getpaid-custom-payment-form-errors', sprintf( __( 'The maximum total for using this discount is %s', 'invoicing' ), $max ) );
-		}
-
-	}
-
-	/**
-	 * Calculates the discount code's amount.
-	 *
-	 * Ensure that the discount exists and has been validated before calling this method.
-	 *
-	 * @param GetPaid_Payment_Form_Submission $submission
-	 * @param WPInv_Discount                  $discount
-	 * @return array
-	 */
-	public function calculate_discount( $submission, $discount ) {
-		return getpaid_calculate_invoice_discount( $submission, $discount );
-	}
+            throw new GetPaid_Payment_Exception( '.getpaid-discount-field .getpaid-custom-payment-form-errors', __( 'Invalid or expired discount code', 'invoicing' ) );
+        }
+
+        // Exceeded limit.
+        if ( $discount->has_exceeded_limit() ) {
+            throw new GetPaid_Payment_Exception( '.getpaid-discount-field .getpaid-custom-payment-form-errors', __( 'This discount code has been used up', 'invoicing' ) );
+        }
+
+        // Validate usages.
+        $this->validate_single_use_discount( $submission, $discount );
+
+        // Validate amount.
+        $this->validate_discount_amount( $submission, $discount, $amount );
+
+        // Save the discount.
+        $this->discounts['discount_code'] = $this->calculate_discount( $submission, $discount );
+    }
+
+    /**
+     * Validates a single use discount.
+     *
+     * @param WPInv_Discount                  $discount
+     * @return bool
+     */
+    public function is_discount_active(  $discount ) {
+        return $discount->exists() && $discount->is_active() && $discount->has_started() && ! $discount->is_expired();
+    }
+
+    /**
+     * Returns a user's id or email.
+     *
+     * @param string $email
+     * @return int|string|false
+     */
+    public function get_user_id_or_email( $email ) {
+
+        if ( is_user_logged_in() ) {
+            return get_current_user_id();
+        }
+
+        return empty( $email ) ? false : sanitize_email( $email );
+    }
+
+    /**
+     * Validates a single use discount.
+     *
+     * @param GetPaid_Payment_Form_Submission $submission
+     * @param WPInv_Discount                  $discount
+     */
+    public function validate_single_use_discount( $submission, $discount ) {
+
+        // Abort if it is not a single use discount.
+        if ( ! $discount->is_single_use() ) {
+            return;
+        }
+
+        // Ensure there is a valid billing email.
+        $user = $this->get_user_id_or_email( $submission->get_billing_email() );
+
+        if ( empty( $user ) ) {
+            throw new GetPaid_Payment_Exception( '.getpaid-discount-field .getpaid-custom-payment-form-errors', __( 'You need to either log in or enter your billing email before applying this discount', 'invoicing' ) );
+        }
+
+        // Has the user used this discount code before?
+        if ( ! $discount->is_valid_for_user( $user ) ) {
+            throw new GetPaid_Payment_Exception( '.getpaid-discount-field .getpaid-custom-payment-form-errors', __( 'You have already used this discount', 'invoicing' ) );
+        }
+
+    }
+
+    /**
+     * Validates the discount's amount.
+     *
+     * @param GetPaid_Payment_Form_Submission $submission
+     * @param WPInv_Discount         $discount
+     * @param float                  $amount
+     */
+    public function validate_discount_amount( $submission, $discount, $amount ) {
+
+        // Validate minimum amount.
+        if ( ! $discount->is_minimum_amount_met( $amount ) ) {
+            $min = wpinv_price( $discount->get_minimum_total(), $submission->get_currency() );
+            throw new GetPaid_Payment_Exception( '.getpaid-discount-field .getpaid-custom-payment-form-errors', sprintf( __( 'The minimum total for using this discount is %s', 'invoicing' ), $min ) );
+        }
+
+        // Validate the maximum amount.
+        if ( ! $discount->is_maximum_amount_met( $amount ) ) {
+            $max = wpinv_price( $discount->get_maximum_total(), $submission->get_currency() );
+            throw new GetPaid_Payment_Exception( '.getpaid-discount-field .getpaid-custom-payment-form-errors', sprintf( __( 'The maximum total for using this discount is %s', 'invoicing' ), $max ) );
+        }
+
+    }
+
+    /**
+     * Calculates the discount code's amount.
+     *
+     * Ensure that the discount exists and has been validated before calling this method.
+     *
+     * @param GetPaid_Payment_Form_Submission $submission
+     * @param WPInv_Discount                  $discount
+     * @return array
+     */
+    public function calculate_discount( $submission, $discount ) {
+        return getpaid_calculate_invoice_discount( $submission, $discount );
+    }
 
 }

Spacing +39 added lines, -39 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Payment form submission discount class
@@ -25,28 +25,28 @@ 
 	 * @param float                           $initial_total
 	 * @param float                           $recurring_total
 	 */
-	public function __construct( $submission, $initial_total, $recurring_total ) {
+	public function __construct($submission, $initial_total, $recurring_total) {
 
 		// Process any existing invoice discounts.
-		if ( $submission->has_invoice() ) {
+		if ($submission->has_invoice()) {
 			$this->discounts = $submission->get_invoice()->get_discounts();
 		}
 
 		// Do we have a discount?
-		$discount = $submission->get_field( 'discount' );
+		$discount = $submission->get_field('discount');
 
-		if ( empty( $discount ) ) {
+		if (empty($discount)) {
 
-			if ( isset( $this->discounts['discount_code'] ) ) {
-				unset( $this->discounts['discount_code'] );
+			if (isset($this->discounts['discount_code'])) {
+				unset($this->discounts['discount_code']);
 			}
 
 			return;
 		}
 
 		// Processes the discount code.
-		$amount = max( $initial_total, $recurring_total );
-		$this->process_discount( $submission, $discount, $amount );
+		$amount = max($initial_total, $recurring_total);
+		$this->process_discount($submission, $discount, $amount);
 
 	}
 
@@ -57,29 +57,29 @@ 
 	 * @param string                          $discount
 	 * @param float                           $amount
 	 */
-	public function process_discount( $submission, $discount, $amount ) {
+	public function process_discount($submission, $discount, $amount) {
 
 		// Fetch the discount.
-		$discount = new WPInv_Discount( $discount );
+		$discount = new WPInv_Discount($discount);
 
 		// Ensure it is active.
-        if ( ! $this->is_discount_active( $discount ) ) {
-			throw new GetPaid_Payment_Exception( '.getpaid-discount-field .getpaid-custom-payment-form-errors', __( 'Invalid or expired discount code', 'invoicing' ) );
+        if (!$this->is_discount_active($discount)) {
+			throw new GetPaid_Payment_Exception('.getpaid-discount-field .getpaid-custom-payment-form-errors', __('Invalid or expired discount code', 'invoicing'));
 		}
 
 		// Exceeded limit.
-		if ( $discount->has_exceeded_limit() ) {
-			throw new GetPaid_Payment_Exception( '.getpaid-discount-field .getpaid-custom-payment-form-errors', __( 'This discount code has been used up', 'invoicing' ) );
+		if ($discount->has_exceeded_limit()) {
+			throw new GetPaid_Payment_Exception('.getpaid-discount-field .getpaid-custom-payment-form-errors', __('This discount code has been used up', 'invoicing'));
 		}
 
 		// Validate usages.
-		$this->validate_single_use_discount( $submission, $discount );
+		$this->validate_single_use_discount($submission, $discount);
 
 		// Validate amount.
-		$this->validate_discount_amount( $submission, $discount, $amount );
+		$this->validate_discount_amount($submission, $discount, $amount);
 
 		// Save the discount.
-		$this->discounts['discount_code'] = $this->calculate_discount( $submission, $discount );
+		$this->discounts['discount_code'] = $this->calculate_discount($submission, $discount);
 	}
 
 	/**
@@ -88,8 +88,8 @@ 
 	 * @param WPInv_Discount                  $discount
 	 * @return bool
 	 */
-	public function is_discount_active(  $discount ) {
-		return $discount->exists() && $discount->is_active() && $discount->has_started() && ! $discount->is_expired();
+	public function is_discount_active($discount) {
+		return $discount->exists() && $discount->is_active() && $discount->has_started() && !$discount->is_expired();
 	}
 
 	/**
@@ -98,13 +98,13 @@ 
 	 * @param string $email
 	 * @return int|string|false
 	 */
-	public function get_user_id_or_email( $email ) {
+	public function get_user_id_or_email($email) {
 
-		if ( is_user_logged_in() ) {
+		if (is_user_logged_in()) {
 			return get_current_user_id();
 		}
 
-		return empty( $email ) ? false : sanitize_email( $email );
+		return empty($email) ? false : sanitize_email($email);
 	}
 
 	/**
@@ -113,23 +113,23 @@ 
 	 * @param GetPaid_Payment_Form_Submission $submission
 	 * @param WPInv_Discount                  $discount
 	 */
-	public function validate_single_use_discount( $submission, $discount ) {
+	public function validate_single_use_discount($submission, $discount) {
 
 		// Abort if it is not a single use discount.
-		if ( ! $discount->is_single_use() ) {
+		if (!$discount->is_single_use()) {
 			return;
 		}
 
 		// Ensure there is a valid billing email.
-		$user = $this->get_user_id_or_email( $submission->get_billing_email() );
+		$user = $this->get_user_id_or_email($submission->get_billing_email());
 
-		if ( empty( $user ) ) {
-			throw new GetPaid_Payment_Exception( '.getpaid-discount-field .getpaid-custom-payment-form-errors', __( 'You need to either log in or enter your billing email before applying this discount', 'invoicing' ) );
+		if (empty($user)) {
+			throw new GetPaid_Payment_Exception('.getpaid-discount-field .getpaid-custom-payment-form-errors', __('You need to either log in or enter your billing email before applying this discount', 'invoicing'));
 		}
 
 		// Has the user used this discount code before?
-		if ( ! $discount->is_valid_for_user( $user ) ) {
-			throw new GetPaid_Payment_Exception( '.getpaid-discount-field .getpaid-custom-payment-form-errors', __( 'You have already used this discount', 'invoicing' ) );
+		if (!$discount->is_valid_for_user($user)) {
+			throw new GetPaid_Payment_Exception('.getpaid-discount-field .getpaid-custom-payment-form-errors', __('You have already used this discount', 'invoicing'));
 		}
 
 	}
@@ -141,18 +141,18 @@ 
 	 * @param WPInv_Discount         $discount
 	 * @param float                  $amount
 	 */
-	public function validate_discount_amount( $submission, $discount, $amount ) {
+	public function validate_discount_amount($submission, $discount, $amount) {
 
 		// Validate minimum amount.
-		if ( ! $discount->is_minimum_amount_met( $amount ) ) {
-			$min = wpinv_price( $discount->get_minimum_total(), $submission->get_currency() );
-			throw new GetPaid_Payment_Exception( '.getpaid-discount-field .getpaid-custom-payment-form-errors', sprintf( __( 'The minimum total for using this discount is %s', 'invoicing' ), $min ) );
+		if (!$discount->is_minimum_amount_met($amount)) {
+			$min = wpinv_price($discount->get_minimum_total(), $submission->get_currency());
+			throw new GetPaid_Payment_Exception('.getpaid-discount-field .getpaid-custom-payment-form-errors', sprintf(__('The minimum total for using this discount is %s', 'invoicing'), $min));
 		}
 
 		// Validate the maximum amount.
-		if ( ! $discount->is_maximum_amount_met( $amount ) ) {
-			$max = wpinv_price( $discount->get_maximum_total(), $submission->get_currency() );
-			throw new GetPaid_Payment_Exception( '.getpaid-discount-field .getpaid-custom-payment-form-errors', sprintf( __( 'The maximum total for using this discount is %s', 'invoicing' ), $max ) );
+		if (!$discount->is_maximum_amount_met($amount)) {
+			$max = wpinv_price($discount->get_maximum_total(), $submission->get_currency());
+			throw new GetPaid_Payment_Exception('.getpaid-discount-field .getpaid-custom-payment-form-errors', sprintf(__('The maximum total for using this discount is %s', 'invoicing'), $max));
 		}
 
 	}
@@ -166,8 +166,8 @@ 
 	 * @param WPInv_Discount                  $discount
 	 * @return array
 	 */
-	public function calculate_discount( $submission, $discount ) {
-		return getpaid_calculate_invoice_discount( $submission, $discount );
+	public function calculate_discount($submission, $discount) {
+		return getpaid_calculate_invoice_discount($submission, $discount);
 	}
 
 }

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

Indentation +276 added lines, -276 removed lines

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

Spacing +64 added lines, -64 removed lines

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

includes/admin/views/html-gateways-edit.php

Spacing +14 added lines, -14 removed lines

@@ -6,26 +6,26 @@ 
 
 use Automattic\Jetpack\ConnectionUI\Admin;
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 ?>
 <div class="table-responsive">
     <table id="wpinv_gateways_select" class="table border bg-white form-table">
-        <caption><?php echo esc_html_e( 'This table displays installed payment methods.', 'invoicing' ); ?></caption>
+        <caption><?php echo esc_html_e('This table displays installed payment methods.', 'invoicing'); ?></caption>
 
         <thead>
             <tr class="table-light">
 
                 <th scope="col" class="border-bottom border-top text-left">
-                    <?php _e( 'Payment Method', 'invoicing' ); ?>
+                    <?php _e('Payment Method', 'invoicing'); ?>
                 </th>
 
                 <th scope="col" class="border-bottom border-top text-center">
-                    <?php _e( 'Enabled', 'invoicing' ); ?>
+                    <?php _e('Enabled', 'invoicing'); ?>
                 </th>
 
                 <th scope="col" class="border-bottom border-top text-center">
-                    <?php _e( 'Supports Subscriptions', 'invoicing' ); ?>
+                    <?php _e('Supports Subscriptions', 'invoicing'); ?>
                 </th>
 
                 <th scope="col" class="border-bottom border-top text-right" style="width:32px">&nbsp;</th>
@@ -34,15 +34,15 @@ 
         </thead>
 
         <tbody>
-            <?php foreach ( wpinv_get_payment_gateways() as $id => $gateway ) : ?>
+            <?php foreach (wpinv_get_payment_gateways() as $id => $gateway) : ?>
                 <tr>
                     <td class="getpaid-payment-method text-left">
-                        <a style="color: #0073aa;" href="<?php echo esc_url( add_query_arg( 'section', $id ) ); ?>" class="font-weight-bold"><?php echo sanitize_text_field( $gateway['admin_label'] ); ?></a>
+                        <a style="color: #0073aa;" href="<?php echo esc_url(add_query_arg('section', $id)); ?>" class="font-weight-bold"><?php echo sanitize_text_field($gateway['admin_label']); ?></a>
                     </td>
                     <td class="getpaid-payment-method-enabled text-center">
                         <?php
 
-                            if ( wpinv_is_gateway_active( $id ) ) {
+                            if (wpinv_is_gateway_active($id)) {
                                 echo "<i class='text-success fa fa-check'></i>";
                             } else {
                                 echo "<i class='text-dark fa fa-times'></i>";
@@ -53,10 +53,10 @@ 
                     <td class="getpaid-payment-method-subscription text-center">
                         <?php
 
-                            $supports = apply_filters( "wpinv_{$id}_support_subscription", false );
-                            $supports = apply_filters( 'getapid_gateway_supports_subscription', $supports, $id );
+                            $supports = apply_filters("wpinv_{$id}_support_subscription", false);
+                            $supports = apply_filters('getapid_gateway_supports_subscription', $supports, $id);
 
-                            if ( $supports ) {
+                            if ($supports) {
                                 echo "<i class='text-success fa fa-check'></i>";
                             } else {
                                 echo "<i class='text-dark fa fa-times'></i>";
@@ -66,7 +66,7 @@ 
                     </td>
 
                     <td class="getpaid-payment-method-action text-right">
-                        <a class="button button-secondary" href="<?php echo esc_url( add_query_arg( 'section', $id ) ); ?>"><?php _e( 'Manage', 'invoicing' ); ?></a>
+                        <a class="button button-secondary" href="<?php echo esc_url(add_query_arg('section', $id)); ?>"><?php _e('Manage', 'invoicing'); ?></a>
                     </td>
 
                 </tr>
@@ -76,8 +76,8 @@ 
         <tfoot>
             <tr class="table-light">
                 <td colspan="4" class="border-top">
-                    <a class="button button-secondary getpaid-install-gateways" href="<?php echo esc_url( admin_url( 'admin.php?page=wpi-addons&tab=gateways' ) ); ?>">
-                        <span><?php _e( 'Add Payment Methods', 'invoicing' ); ?></span>
+                    <a class="button button-secondary getpaid-install-gateways" href="<?php echo esc_url(admin_url('admin.php?page=wpi-addons&tab=gateways')); ?>">
+                        <span><?php _e('Add Payment Methods', 'invoicing'); ?></span>
                     </a>
                 </td>
             </tr>

includes/data/sample-payment-form.php

Spacing +8 added lines, -8 removed lines

@@ -8,7 +8,7 @@ 
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 return array(
 
@@ -16,7 +16,7 @@ 
 
         'placeholder' => 'jon@snow.com',
         'value'       => '',
-        'label'       => __( 'Billing Email', 'invoicing' ),
+        'label'       => __('Billing Email', 'invoicing'),
         'description' => '',
         'required'    => true,
         'id'          => 'mmdwqzpox',
@@ -28,9 +28,9 @@ 
     array(
 
         'value'        => '',
-        'input_label'  => __( 'Coupon Code', 'invoicing' ),
-        'button_label' => __( 'Apply Coupon', 'invoicing' ),
-        'description'  => __( 'Have a discount code? Enter it above.', 'invoicing' ),
+        'input_label'  => __('Coupon Code', 'invoicing'),
+        'button_label' => __('Apply Coupon', 'invoicing'),
+        'description'  => __('Have a discount code? Enter it above.', 'invoicing'),
         'id'           => 'kcicdiscount',
         'name'         => 'kcicdiscount',
         'type'         => 'discount',
@@ -50,7 +50,7 @@ 
     ),
 
     array(
-        'text'    => __( 'Select Payment Method', 'invoicing' ),
+        'text'    => __('Select Payment Method', 'invoicing'),
         'id'          => 'gtscicd',
         'name'        => 'gtscicd',
         'type'        => 'gateway_select',
@@ -62,8 +62,8 @@ 
 
         'value'       =>'',
         'class'       => 'btn-primary',
-        'label'       => __( 'Pay Now »', 'invoicing' ),
-        'description' => __( 'By continuing with your payment, you are agreeing to our privacy policy and terms of service.', 'invoicing' ),
+        'label'       => __('Pay Now »', 'invoicing'),
+        'description' => __('By continuing with your payment, you are agreeing to our privacy policy and terms of service.', 'invoicing'),
         'id'          => 'rtqljyy',
         'name'        => 'rtqljyy',
         'type'        => 'pay_button',

includes/data/default-payment-form.php

Spacing +20 added lines, -20 removed lines

@@ -8,7 +8,7 @@ 
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 return array(
 
@@ -16,7 +16,7 @@ 
 
         'placeholder' => 'jon@snow.com',
         'value'       => '',
-        'label'       => __( 'Billing Email', 'invoicing' ),
+        'label'       => __('Billing Email', 'invoicing'),
         'description' => '',
         'required'    => true,
         'id'          => 'mmdwqzpox',
@@ -34,7 +34,7 @@ 
             array(
                 'placeholder'  => 'Jon',
                 'value'        => '',
-                'label'        => __( 'First Name', 'invoicing' ),
+                'label'        => __('First Name', 'invoicing'),
                 'description'  => '',
                 'required'     => false,
                 'visible'      => true,
@@ -44,7 +44,7 @@ 
             array(
                 'placeholder'  => 'Snow',
                 'value'        => '',
-                'label'        => __( 'Last Name', 'invoicing' ),
+                'label'        => __('Last Name', 'invoicing'),
                 'description'  => '',
                 'required'     => false,
                 'visible'      => true,
@@ -54,7 +54,7 @@ 
             array(
                 'placeholder'  => '',
                 'value'        => '',
-                'label'        => __( 'Address', 'invoicing' ),
+                'label'        => __('Address', 'invoicing'),
                 'description'  => '',
                 'required'     => false,
                 'visible'      => true,
@@ -64,7 +64,7 @@ 
             array(
                 'placeholder'  => '',
                 'value'        => '',
-                'label'        => __( 'City', 'invoicing' ),
+                'label'        => __('City', 'invoicing'),
                 'description'  => '',
                 'required'     => false,
                 'visible'      => true,
@@ -72,9 +72,9 @@ 
             ),
 
             array(
-                'placeholder'  => __( 'Select your country' ),
+                'placeholder'  => __('Select your country'),
                 'value'        => '',
-                'label'        => __( 'Country', 'invoicing' ),
+                'label'        => __('Country', 'invoicing'),
                 'description'  => '',
                 'required'     => false,
                 'visible'      => true,
@@ -82,9 +82,9 @@ 
             ),
 
             array(
-                'placeholder'  => __( 'Choose a state', 'invoicing' ),
+                'placeholder'  => __('Choose a state', 'invoicing'),
                 'value'        => '',
-                'label'        => __( 'State / Province', 'invoicing' ),
+                'label'        => __('State / Province', 'invoicing'),
                 'description'  => '',
                 'required'     => false,
                 'visible'      => true,
@@ -94,7 +94,7 @@ 
             array(
                 'placeholder'  => '',
                 'value'        => '',
-                'label'        => __( 'ZIP / Postcode', 'invoicing' ),
+                'label'        => __('ZIP / Postcode', 'invoicing'),
                 'description'  => '',
                 'required'     => false,
                 'visible'      => true,
@@ -104,7 +104,7 @@ 
             array(
                 'placeholder'  => '',
                 'value'        => '',
-                'label'        => __( 'Phone', 'invoicing' ),
+                'label'        => __('Phone', 'invoicing'),
                 'description'  => '',
                 'required'     => false,
                 'visible'      => true,
@@ -114,7 +114,7 @@ 
             array(
                 'placeholder'  => '',
                 'value'        => '',
-                'label'        => __( 'Company', 'invoicing' ),
+                'label'        => __('Company', 'invoicing'),
                 'description'  => '',
                 'required'     => false,
                 'visible'      => true,
@@ -124,7 +124,7 @@ 
             array(
                 'placeholder'  => '',
                 'value'        => '',
-                'label'        => __( 'VAT Number', 'invoicing' ),
+                'label'        => __('VAT Number', 'invoicing'),
                 'description'  => '',
                 'required'     => false,
                 'visible'      => true,
@@ -136,9 +136,9 @@ 
     array(
 
         'value'        => '',
-        'input_label'  => __( 'Coupon Code', 'invoicing' ),
-        'button_label' => __( 'Apply Coupon', 'invoicing' ),
-        'description'  => __( 'Have a discount code? Enter it above.', 'invoicing' ),
+        'input_label'  => __('Coupon Code', 'invoicing'),
+        'button_label' => __('Apply Coupon', 'invoicing'),
+        'description'  => __('Have a discount code? Enter it above.', 'invoicing'),
         'id'           => 'kcicdiscount',
         'name'         => 'kcicdiscount',
         'type'         => 'discount',
@@ -158,7 +158,7 @@ 
     ),
 
     array(
-        'text'    => __( 'Select Payment Method', 'invoicing' ),
+        'text'    => __('Select Payment Method', 'invoicing'),
         'id'          => 'gtscicd',
         'name'        => 'gtscicd',
         'type'        => 'gateway_select',
@@ -170,8 +170,8 @@ 
 
         'value'       =>'',
         'class'       => 'btn-primary',
-        'label'       => __( 'Pay Now »', 'invoicing' ),
-        'description' => __( 'By continuing with your payment, you are agreeing to our privacy policy and terms of service.', 'invoicing' ),
+        'label'       => __('Pay Now »', 'invoicing'),
+        'description' => __('By continuing with your payment, you are agreeing to our privacy policy and terms of service.', 'invoicing'),
         'id'          => 'rtqljyy',
         'name'        => 'rtqljyy',
         'type'        => 'pay_button',

templates/payment-forms/elements/discount.php

Spacing +7 added lines, -7 removed lines

@@ -8,24 +8,24 @@
  * @var GetPaid_Payment_Form $form The current payment form
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
-if ( ! getpaid_has_published_discount() ) {
+if (!getpaid_has_published_discount()) {
     return;
 }
 
-$placeholder = esc_attr( $input_label );
-$label       = sanitize_text_field( $button_label );
+$placeholder = esc_attr($input_label);
+$label       = sanitize_text_field($button_label);
 
-if ( ! empty( $description ) ) {
+if (!empty($description)) {
     $description = "<small class='form-text text-muted'>$description</small>";
 } else {
     $description = '';
 }
 
 $discount_code = '';
-if ( ! empty( $form->invoice ) ) {
-    $discount_code = esc_attr( $form->invoice->get_discount_code() );
+if (!empty($form->invoice)) {
+    $discount_code = esc_attr($form->invoice->get_discount_code());
 }
 
 ?>

includes/wpinv-discount-functions.php

Spacing +44 added lines, -44 removed lines

@@ -6,7 +6,7 @@ 
  * @package Invoicing
  */
  
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Returns an array of discount type.
@@ -17,8 +17,8 @@ 
     return apply_filters(
         'wpinv_discount_types',
         array(
-            'percent'   => __( 'Percentage', 'invoicing' ),
-            'flat'     => __( 'Flat Amount', 'invoicing' ),
+            'percent'   => __('Percentage', 'invoicing'),
+            'flat'     => __('Flat Amount', 'invoicing'),
         )
     );
 }
@@ -28,46 +28,46 @@ 
  * 
  * @return string
  */
-function wpinv_get_discount_type_name( $type = '' ) {
+function wpinv_get_discount_type_name($type = '') {
     $types = wpinv_get_discount_types();
-    return isset( $types[ $type ] ) ? $types[ $type ] : $type;
+    return isset($types[$type]) ? $types[$type] : $type;
 }
 
 /**
  * Deletes a discount via the admin page.
  * 
  */
-function wpinv_delete_discount( $data ) {
+function wpinv_delete_discount($data) {
 
-    $discount = new WPInv_Discount( absint( $data['discount'] ) );
-    $discount->delete( true );
+    $discount = new WPInv_Discount(absint($data['discount']));
+    $discount->delete(true);
 
 }
-add_action( 'getpaid_authenticated_admin_action_delete_discount', 'wpinv_delete_discount' );
+add_action('getpaid_authenticated_admin_action_delete_discount', 'wpinv_delete_discount');
 
 /**
  * Deactivates a discount via the admin page.
  */
-function wpinv_activate_discount( $data ) {
+function wpinv_activate_discount($data) {
 
-    $discount = new WPInv_Discount( absint( $data['discount'] ) );
-    $discount->set_status( 'publish' );
+    $discount = new WPInv_Discount(absint($data['discount']));
+    $discount->set_status('publish');
     $discount->save();
 
 }
-add_action( 'getpaid_authenticated_admin_action_activate_discount', 'wpinv_activate_discount' );
+add_action('getpaid_authenticated_admin_action_activate_discount', 'wpinv_activate_discount');
 
 /**
  * Activates a discount via the admin page.
  */
-function wpinv_deactivate_discount( $data ) {
+function wpinv_deactivate_discount($data) {
 
-    $discount = new WPInv_Discount( absint( $data['discount'] ) );
-    $discount->set_status( 'pending' );
+    $discount = new WPInv_Discount(absint($data['discount']));
+    $discount->set_status('pending');
     $discount->save();
 
 }
-add_action( 'getpaid_authenticated_admin_action_deactivate_discount', 'wpinv_deactivate_discount' );
+add_action('getpaid_authenticated_admin_action_deactivate_discount', 'wpinv_deactivate_discount');
 
 /**
  * Fetches a discount object.
@@ -76,8 +76,8 @@ 
  * @since 1.0.15
  * @return WPInv_Discount
  */
-function wpinv_get_discount( $discount ) {
-    return new WPInv_Discount( $discount );
+function wpinv_get_discount($discount) {
+    return new WPInv_Discount($discount);
 }
 
 /**
@@ -87,8 +87,8 @@ 
  * @since 1.0.15
  * @return WPInv_Discount
  */
-function wpinv_get_discount_obj( $discount = 0 ) {
-    return new WPInv_Discount( $discount );
+function wpinv_get_discount_obj($discount = 0) {
+    return new WPInv_Discount($discount);
 }
 
 /**
@@ -98,10 +98,10 @@ 
  * @param string|int $value The field value
  * @return bool|WPInv_Discount
  */
-function wpinv_get_discount_by( $deprecated = null, $value = '' ) {
-    $discount = new WPInv_Discount( $value );
+function wpinv_get_discount_by($deprecated = null, $value = '') {
+    $discount = new WPInv_Discount($value);
 
-    if ( $discount->get_id() != 0 ) {
+    if ($discount->get_id() != 0) {
         return $discount;
     }
 
@@ -116,9 +116,9 @@ 
 function wpinv_get_discount_statuses() {
 
     return array(
-        'expired'  => __( 'Expired', 'invoicing' ),
-        'publish'  => __( 'Active', 'invoicing' ),
-        'inactive' => __( 'Inactive', 'invoicing' ),
+        'expired'  => __('Expired', 'invoicing'),
+        'publish'  => __('Active', 'invoicing'),
+        'inactive' => __('Inactive', 'invoicing'),
     );
 
 }
@@ -126,9 +126,9 @@ 
 /**
  * Retrieves an invoice status label.
  */
-function wpinv_discount_status( $status ) {
+function wpinv_discount_status($status) {
     $statuses = wpinv_get_discount_statuses();
-    return isset( $statuses[ $status ] ) ? $statuses[ $status ] : __( 'Inactive', 'invoicing' );
+    return isset($statuses[$status]) ? $statuses[$status] : __('Inactive', 'invoicing');
 }
 
 /**
@@ -138,12 +138,12 @@ 
  * @param int|array|string|WPInv_Discount $code discount data, object, ID or code.
  * @return bool
  */
-function wpinv_discount_is_recurring( $discount = 0, $code = 0 ) {
+function wpinv_discount_is_recurring($discount = 0, $code = 0) {
 
-    if( ! empty( $discount ) ) {
-        $discount    = wpinv_get_discount_obj( $discount );
+    if (!empty($discount)) {
+        $discount    = wpinv_get_discount_obj($discount);
     } else {
-        $discount    = wpinv_get_discount_obj( $code );
+        $discount    = wpinv_get_discount_obj($code);
     }
 
     return $discount->get_is_recurring();
@@ -158,35 +158,35 @@ 
  * @param WPInv_Discount $discount
  * @return array
  */
-function getpaid_calculate_invoice_discount( $invoice, $discount ) {
+function getpaid_calculate_invoice_discount($invoice, $discount) {
 
 	$initial_discount   = 0;
 	$recurring_discount = 0;
 
-	foreach ( $invoice->get_items() as $item ) {
+	foreach ($invoice->get_items() as $item) {
 
 		// Abort if it is not valid for this item.
-		if ( ! $discount->is_valid_for_items( array( $item->get_id() ) ) ) {
+		if (!$discount->is_valid_for_items(array($item->get_id()))) {
 			continue;
 		}
 
 		// Calculate the initial amount...
-		$item_discount           = $discount->get_discounted_amount( $item->get_sub_total() );
+		$item_discount           = $discount->get_discounted_amount($item->get_sub_total());
 		$recurring_item_discount = 0;
 
 		// ... and maybe the recurring amount.
-		if ( $item->is_recurring() && $discount->is_recurring() ) {
-			$recurring_item_discount = $discount->get_discounted_amount( $item->get_recurring_sub_total() );
+		if ($item->is_recurring() && $discount->is_recurring()) {
+			$recurring_item_discount = $discount->get_discounted_amount($item->get_recurring_sub_total());
 		}
 
 		// Discount should not exceed discounted amount.
-		if ( ! $discount->is_type( 'percent' ) ) {
+		if (!$discount->is_type('percent')) {
 
-			if ( ( $initial_discount + $item_discount ) > $discount->get_amount() ) {
+			if (($initial_discount + $item_discount) > $discount->get_amount()) {
 				$item_discount = $discount->get_amount() - $initial_discount;
 			}
 
-			if ( ( $recurring_discount + $recurring_item_discount ) > $discount->get_amount() ) {
+			if (($recurring_discount + $recurring_item_discount) > $discount->get_amount()) {
 				$recurring_item_discount = $discount->get_amount() - $recurring_discount;
 			}
 
@@ -219,10 +219,10 @@ 
         array(
             'post_type'   => 'wpi_discount',
             'numberposts' => 1,
-            'fields'      => array( 'ids' ),
+            'fields'      => array('ids'),
         )
     );
 
-    return ! empty( $discounts );
+    return !empty($discounts);
 
 }

Indentation +34 added lines, -34 removed lines

@@ -160,51 +160,51 @@
  */
 function getpaid_calculate_invoice_discount( $invoice, $discount ) {
 
-	$initial_discount   = 0;
-	$recurring_discount = 0;
+    $initial_discount   = 0;
+    $recurring_discount = 0;
 
-	foreach ( $invoice->get_items() as $item ) {
+    foreach ( $invoice->get_items() as $item ) {
 
-		// Abort if it is not valid for this item.
-		if ( ! $discount->is_valid_for_items( array( $item->get_id() ) ) ) {
-			continue;
-		}
+        // Abort if it is not valid for this item.
+        if ( ! $discount->is_valid_for_items( array( $item->get_id() ) ) ) {
+            continue;
+        }
 
-		// Calculate the initial amount...
-		$item_discount           = $discount->get_discounted_amount( $item->get_sub_total() );
-		$recurring_item_discount = 0;
+        // Calculate the initial amount...
+        $item_discount           = $discount->get_discounted_amount( $item->get_sub_total() );
+        $recurring_item_discount = 0;
 
-		// ... and maybe the recurring amount.
-		if ( $item->is_recurring() && $discount->is_recurring() ) {
-			$recurring_item_discount = $discount->get_discounted_amount( $item->get_recurring_sub_total() );
-		}
+        // ... and maybe the recurring amount.
+        if ( $item->is_recurring() && $discount->is_recurring() ) {
+            $recurring_item_discount = $discount->get_discounted_amount( $item->get_recurring_sub_total() );
+        }
 
-		// Discount should not exceed discounted amount.
-		if ( ! $discount->is_type( 'percent' ) ) {
+        // Discount should not exceed discounted amount.
+        if ( ! $discount->is_type( 'percent' ) ) {
 
-			if ( ( $initial_discount + $item_discount ) > $discount->get_amount() ) {
-				$item_discount = $discount->get_amount() - $initial_discount;
-			}
+            if ( ( $initial_discount + $item_discount ) > $discount->get_amount() ) {
+                $item_discount = $discount->get_amount() - $initial_discount;
+            }
 
-			if ( ( $recurring_discount + $recurring_item_discount ) > $discount->get_amount() ) {
-				$recurring_item_discount = $discount->get_amount() - $recurring_discount;
-			}
+            if ( ( $recurring_discount + $recurring_item_discount ) > $discount->get_amount() ) {
+                $recurring_item_discount = $discount->get_amount() - $recurring_discount;
+            }
 
-		}
+        }
 
-		$initial_discount             += $item_discount;
-		$recurring_discount           += $recurring_item_discount;
-		$item->item_discount           = $item_discount;
-		$item->recurring_item_discount = $recurring_item_discount;
+        $initial_discount             += $item_discount;
+        $recurring_discount           += $recurring_item_discount;
+        $item->item_discount           = $item_discount;
+        $item->recurring_item_discount = $recurring_item_discount;
 
-	}
+    }
 
-	return array(
-		'name'               => 'discount_code',
-		'discount_code'      => $discount->get_code(),
-		'initial_discount'   => $initial_discount,
-		'recurring_discount' => $recurring_discount,
-	);
+    return array(
+        'name'               => 'discount_code',
+        'discount_code'      => $discount->get_code(),
+        'initial_discount'   => $initial_discount,
+        'recurring_discount' => $recurring_discount,
+    );
 
 }