AyeCode / invoicing

templates/payment-forms/elements/price_input.php

Spacing +11 added lines, -11 removed lines

@@ -7,30 +7,30 @@
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 // Set the currency position.
 $position = wpinv_currency_position();
 
-if ( $position == 'left_space' ) {
+if ($position == 'left_space') {
     $position = 'left';
 }
 
-if ( $position == 'right_space' ) {
+if ($position == 'right_space') {
     $position = 'right';
 }
 
 echo aui()->input(
     array(
-        'name'              => esc_attr( $id ),
-        'id'                => esc_attr( $id ) . uniqid( '_' ),
-        'placeholder'       => empty( $placeholder ) ? wpinv_format_amount(0) : wpinv_format_amount( $placeholder ),
-        'value'             => empty( $value ) ? wpinv_format_amount(0) : wpinv_format_amount( $value ),
-        'label'             => empty( $label ) ? '' : wp_kses_post( $label ),
+        'name'              => esc_attr($id),
+        'id'                => esc_attr($id) . uniqid('_'),
+        'placeholder'       => empty($placeholder) ? wpinv_format_amount(0) : wpinv_format_amount($placeholder),
+        'value'             => empty($value) ? wpinv_format_amount(0) : wpinv_format_amount($value),
+        'label'             => empty($label) ? '' : wp_kses_post($label),
         'label_type'        => 'vertical',
-        'help_text'         => empty( $description ) ? '' : wp_kses_post( $description ),
-        'input_group_right' => $position == 'right' ? wpinv_currency_symbol( $form->get_currency() ) : '',
-        'input_group_left'  => $position == 'left' ? wpinv_currency_symbol( $form->get_currency() ) : '',
+        'help_text'         => empty($description) ? '' : wp_kses_post($description),
+        'input_group_right' => $position == 'right' ? wpinv_currency_symbol($form->get_currency()) : '',
+        'input_group_left'  => $position == 'left' ? wpinv_currency_symbol($form->get_currency()) : '',
         'class'             => 'getpaid-refresh-on-change',
     )
 );

includes/admin/class-wpinv-subscriptions-list-table.php

Spacing +74 added lines, -74 removed lines

@@ -3,9 +3,9 @@ 
  * Displays a list of all subscriptions rules
  */
 
-if ( ! defined( 'ABSPATH' ) ) exit;
+if (!defined('ABSPATH')) exit;
 
-if ( ! class_exists( 'WP_List_Table' ) ) {
+if (!class_exists('WP_List_Table')) {
 	include_once ABSPATH . 'wp-admin/includes/class-wp-list-table.php';
 }
 
@@ -78,7 +78,7 @@ 
 
 		$this->prepare_query();
 
-		$this->base_url = remove_query_arg( 'status' );
+		$this->base_url = remove_query_arg('status');
 
 	}
 
@@ -91,21 +91,21 @@ 
 		$query = array(
 			'number'  => $this->per_page,
 			'paged'   => $this->get_paged(),
-			'status'  => ( isset( $_GET['status'] ) && array_key_exists( $_GET['status'], getpaid_get_subscription_statuses() ) ) ? $_GET['status'] : 'all',
-			'orderby' => ( isset( $_GET['orderby'] ) ) ? $_GET['orderby'] : 'id',
-			'order'   => ( isset( $_GET['order'] ) ) ? $_GET['order'] : 'DESC',
+			'status'  => (isset($_GET['status']) && array_key_exists($_GET['status'], getpaid_get_subscription_statuses())) ? $_GET['status'] : 'all',
+			'orderby' => (isset($_GET['orderby'])) ? $_GET['orderby'] : 'id',
+			'order'   => (isset($_GET['order'])) ? $_GET['order'] : 'DESC',
 		);
 
 		// Prepare class properties.
-		$this->query               = new GetPaid_Subscriptions_Query( $query );
+		$this->query               = new GetPaid_Subscriptions_Query($query);
 		$this->total_count         = $this->query->get_total();
 		$this->current_total_count = $this->query->get_total();
 		$this->items               = $this->query->get_results();
-		$this->status_counts       = getpaid_get_subscription_status_counts( $query );
+		$this->status_counts       = getpaid_get_subscription_status_counts($query);
 
-		if ( 'all' != $query['status'] ) {
-			unset( $query['status'] );
-			$this->total_count   = getpaid_get_subscriptions( $query, 'count' );
+		if ('all' != $query['status']) {
+			unset($query['status']);
+			$this->total_count = getpaid_get_subscriptions($query, 'count');
 		}
 
 	}
@@ -122,26 +122,26 @@ 
 	 */
 	public function get_views() {
 
-		$current  = isset( $_GET['status'] ) ? $_GET['status'] : 'all';
+		$current  = isset($_GET['status']) ? $_GET['status'] : 'all';
 		$views    = array(
 
 			'all' => sprintf(
 				'<a href="%s" %s>%s&nbsp;<span class="count">(%d)</span></a>',
-				esc_url( add_query_arg( 'status', false, $this->base_url ) ),
+				esc_url(add_query_arg('status', false, $this->base_url)),
 				$current === 'all' ? ' class="current"' : '',
-				__('All','invoicing' ),
+				__('All', 'invoicing'),
 				$this->total_count
 			)
 
 		);
 
-		foreach ( array_filter( $this->status_counts ) as $status => $count ) {
+		foreach (array_filter($this->status_counts) as $status => $count) {
 
-			$views[ $status ] = sprintf(
+			$views[$status] = sprintf(
 				'<a href="%s" %s>%s&nbsp;<span class="count">(%d)</span></a>',
-				esc_url( add_query_arg( 'status', urlencode( $status ), $this->base_url ) ),
+				esc_url(add_query_arg('status', urlencode($status), $this->base_url)),
 				$current === $status ? ' class="current"' : '',
-				sanitize_text_field( getpaid_get_subscription_status_label( $status ) ),
+				sanitize_text_field(getpaid_get_subscription_status_label($status)),
 				$count
 			);
 
@@ -158,8 +158,8 @@ 
 	 * @since       1.0.0
 	 * @return      string
 	 */
-	public function column_default( $item, $column_name ) {
-		return apply_filters( "getpaid_subscriptions_table_column_$column_name", $item->$column_name );
+	public function column_default($item, $column_name) {
+		return apply_filters("getpaid_subscriptions_table_column_$column_name", $item->$column_name);
 	}
 
 	/**
@@ -168,8 +168,8 @@ 
 	 * @param WPInv_Subscription $item
 	 * @return string
 	 */
-	public function column_cb( $item ) {
-		return sprintf( '<input type="checkbox" name="id[]" value="%s" />', esc_html( $item->get_id() ) );
+	public function column_cb($item) {
+		return sprintf('<input type="checkbox" name="id[]" value="%s" />', esc_html($item->get_id()));
 	}
 
 	/**
@@ -179,7 +179,7 @@ 
 	 * @since       1.0.0
 	 * @return      string
 	 */
-	public function column_status( $item ) {
+	public function column_status($item) {
 		return $item->get_status_label_html();
 	}
 
@@ -190,46 +190,46 @@ 
 	 * @since       1.0.0
 	 * @return      string
 	 */
-	public function column_subscription( $item ) {
+	public function column_subscription($item) {
 
-		$username = __( '(Missing User)', 'invoicing' );
+		$username = __('(Missing User)', 'invoicing');
 
-		$user = get_userdata( $item->get_customer_id() );
-		if ( $user ) {
+		$user = get_userdata($item->get_customer_id());
+		if ($user) {
 
 			$username = sprintf(
 				'<a href="user-edit.php?user_id=%s">%s</a>',
-				absint( $user->ID ),
-				! empty( $user->display_name ) ? sanitize_text_field( $user->display_name ) : sanitize_email( $user->user_email )
+				absint($user->ID),
+				!empty($user->display_name) ? sanitize_text_field($user->display_name) : sanitize_email($user->user_email)
 			);
 
 		}
 
 		// translators: $1: is opening link, $2: is subscription id number, $3: is closing link tag, $4: is user's name
 		$column_content = sprintf(
-			_x( '%1$s#%2$s%3$s for %4$s', 'Subscription title on admin table. (e.g.: #211 for John Doe)', 'invoicing' ),
-			'<a href="' . esc_url( admin_url( 'admin.php?page=wpinv-subscriptions&id=' . absint( $item->get_id() ) ) ) . '">',
-			'<strong>' . esc_attr( $item->get_id() ) . '</strong>', '</a>',
+			_x('%1$s#%2$s%3$s for %4$s', 'Subscription title on admin table. (e.g.: #211 for John Doe)', 'invoicing'),
+			'<a href="' . esc_url(admin_url('admin.php?page=wpinv-subscriptions&id=' . absint($item->get_id()))) . '">',
+			'<strong>' . esc_attr($item->get_id()) . '</strong>', '</a>',
 			$username
 		);
 
 		$row_actions = array();
 
 		// View subscription.
-		$view_url    = esc_url( add_query_arg( 'id', $item->get_id(), admin_url( 'admin.php?page=wpinv-subscriptions' ) ));
-		$row_actions['view'] = '<a href="' . $view_url . '">' . __( 'View Subscription', 'invoicing' ) . '</a>';
+		$view_url    = esc_url(add_query_arg('id', $item->get_id(), admin_url('admin.php?page=wpinv-subscriptions')));
+		$row_actions['view'] = '<a href="' . $view_url . '">' . __('View Subscription', 'invoicing') . '</a>';
 
 		// View invoice.
-		$invoice = get_post( $item->get_parent_invoice_id() );
+		$invoice = get_post($item->get_parent_invoice_id());
 
-		if ( ! empty( $invoice ) ) {
-			$view_url    = get_edit_post_link( $invoice );
-			$row_actions['invoice'] = '<a href="' . $view_url . '">' . __( 'View Invoice', 'invoicing' ) . '</a>';
+		if (!empty($invoice)) {
+			$view_url = get_edit_post_link($invoice);
+			$row_actions['invoice'] = '<a href="' . $view_url . '">' . __('View Invoice', 'invoicing') . '</a>';
 		}
 
-		$row_actions = $this->row_actions( apply_filters( 'getpaid_subscription_table_row_actions', $row_actions, $item ) );
+		$row_actions = $this->row_actions(apply_filters('getpaid_subscription_table_row_actions', $row_actions, $item));
 
-		return "<strong>$column_content</strong>" . $this->column_amount( $item ) . $row_actions;
+		return "<strong>$column_content</strong>" . $this->column_amount($item) . $row_actions;
 	}
 
 	/**
@@ -239,8 +239,8 @@ 
 	 * @since       1.0.0
 	 * @return      string
 	 */
-	public function column_renewal_date( $item ) {
-		return getpaid_format_date_value( $item->get_expiration() );
+	public function column_renewal_date($item) {
+		return getpaid_format_date_value($item->get_expiration());
 	}
 
 	/**
@@ -250,8 +250,8 @@ 
 	 * @since       1.0.0
 	 * @return      string
 	 */
-	public function column_start_date( $item ) {
-		return getpaid_format_date_value( $item->get_date_created() );
+	public function column_start_date($item) {
+		return getpaid_format_date_value($item->get_date_created());
 	}
 
 	/**
@@ -261,8 +261,8 @@ 
 	 * @since       1.0.19
 	 * @return      string
 	 */
-	public function column_amount( $item ) {
-		$amount = getpaid_get_formatted_subscription_amount( $item );
+	public function column_amount($item) {
+		$amount = getpaid_get_formatted_subscription_amount($item);
 		return "<span class='text-muted form-text mt-2 mb-2'>$amount</span>";
 	}
 
@@ -273,9 +273,9 @@ 
 	 * @since       1.0.0
 	 * @return      string
 	 */
-	public function column_renewals( $item ) {
+	public function column_renewals($item) {
 		$max_bills = $item->get_bill_times();
-		return $item->get_times_billed() . ' / ' . ( empty( $max_bills ) ? "&infin;" : $max_bills );
+		return $item->get_times_billed() . ' / ' . (empty($max_bills) ? "&infin;" : $max_bills);
 	}
 
 	/**
@@ -285,16 +285,16 @@ 
 	 * @since       1.0.0
 	 * @return      string
 	 */
-	public function column_item( $item ) {
-		$_item = get_post( $item->get_product_id() );
+	public function column_item($item) {
+		$_item = get_post($item->get_product_id());
 
-		if ( ! empty( $_item ) ) {
-			$link = get_edit_post_link( $_item );
-			$link = esc_url( $link );
-			$name = esc_html( get_the_title( $_item ) );
+		if (!empty($_item)) {
+			$link = get_edit_post_link($_item);
+			$link = esc_url($link);
+			$name = esc_html(get_the_title($_item));
 			return "<a href='$link'>$name</a>";
 		} else {
-			return sprintf( __( 'Item #%s', 'invoicing' ), $item->get_product_id() );
+			return sprintf(__('Item #%s', 'invoicing'), $item->get_product_id());
 		}
 
 	}
@@ -305,7 +305,7 @@ 
 	 * @return      int
 	 */
 	public function get_paged() {
-		return isset( $_GET['paged'] ) ? absint( $_GET['paged'] ) : 1;
+		return isset($_GET['paged']) ? absint($_GET['paged']) : 1;
 	}
 
 	/**
@@ -318,13 +318,13 @@ 
 		$hidden   = array();
 		$sortable = $this->get_sortable_columns();
 
-		$this->_column_headers = array( $columns, $hidden, $sortable );
+		$this->_column_headers = array($columns, $hidden, $sortable);
 
 		$this->set_pagination_args(
 			array(
 			'total_items' => $this->current_total_count,
 			'per_page'    => $this->per_page,
-			'total_pages' => ceil( $this->current_total_count / $this->per_page )
+			'total_pages' => ceil($this->current_total_count / $this->per_page)
 			)
 		);
 	}
@@ -334,18 +334,18 @@ 
 	 *
 	 * @return array
 	 */
-	public function get_columns(){
+	public function get_columns() {
 		$columns = array(
 			'cb'                => '<input type="checkbox" />',
-			'subscription'      => __( 'Subscription', 'invoicing' ),
-			'start_date'        => __( 'Start Date', 'invoicing' ),
-			'renewal_date'      => __( 'Next Payment', 'invoicing' ),
-			'renewals'          => __( 'Payments', 'invoicing' ),
-			'item'              => __( 'Item', 'invoicing' ),
-			'status'            => __( 'Status', 'invoicing' ),
+			'subscription'      => __('Subscription', 'invoicing'),
+			'start_date'        => __('Start Date', 'invoicing'),
+			'renewal_date'      => __('Next Payment', 'invoicing'),
+			'renewals'          => __('Payments', 'invoicing'),
+			'item'              => __('Item', 'invoicing'),
+			'status'            => __('Status', 'invoicing'),
 		);
 
-		return apply_filters( 'manage_getpaid_subscriptions_table_columns', $columns );
+		return apply_filters('manage_getpaid_subscriptions_table_columns', $columns);
 	}
 
 	/**
@@ -355,15 +355,15 @@ 
 	 */
 	public function get_sortable_columns() {
 		$sortable = array(
-			'subscription' => array( 'id', true ),
-			'start_date'   => array( 'created', true ),
-			'renewal_date' => array( 'expiration', true ),
-			'renewals'     => array( 'bill_times', true ),
-			'item'         => array( 'product_id', true ),
-			'status'       => array( 'status', true ),
+			'subscription' => array('id', true),
+			'start_date'   => array('created', true),
+			'renewal_date' => array('expiration', true),
+			'renewals'     => array('bill_times', true),
+			'item'         => array('product_id', true),
+			'status'       => array('status', true),
 		);
 
-		return apply_filters( 'manage_getpaid_subscriptions_sortable_table_columns', $sortable );
+		return apply_filters('manage_getpaid_subscriptions_sortable_table_columns', $sortable);
 	}
 
 	/**
@@ -372,7 +372,7 @@ 
 	 * @return bool
 	 */
 	public function has_items() {
-		return ! empty( $this->current_total_count );
+		return !empty($this->current_total_count);
 	}
 
 	/**

includes/admin/class-getpaid-post-types-admin.php

Spacing +193 added lines, -193 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Post types Admin Class
@@ -21,68 +21,68 @@ 
 		GetPaid_Metaboxes::init();
 
 		// Filter the post updated messages.
-		add_filter( 'post_updated_messages', 'GetPaid_Post_Types_Admin::post_updated_messages' );
+		add_filter('post_updated_messages', 'GetPaid_Post_Types_Admin::post_updated_messages');
 
 		// Filter post actions.
-		add_filter( 'post_row_actions', 'GetPaid_Post_Types_Admin::post_row_actions', 10, 2 );
+		add_filter('post_row_actions', 'GetPaid_Post_Types_Admin::post_row_actions', 10, 2);
 
 		// Invoice table columns.
-		add_filter( 'manage_wpi_invoice_posts_columns', array( __CLASS__, 'invoice_columns' ), 100 );
-		add_action( 'manage_wpi_invoice_posts_custom_column', array( __CLASS__, 'display_invoice_columns' ), 10, 2 );
+		add_filter('manage_wpi_invoice_posts_columns', array(__CLASS__, 'invoice_columns'), 100);
+		add_action('manage_wpi_invoice_posts_custom_column', array(__CLASS__, 'display_invoice_columns'), 10, 2);
 
 		// Items table columns.
-		add_filter( 'manage_wpi_item_posts_columns', array( __CLASS__, 'item_columns' ), 100 );
-		add_filter( 'manage_edit-wpi_item_sortable_columns', array( __CLASS__, 'sortable_item_columns' ), 20 );
-		add_action( 'manage_wpi_item_posts_custom_column', array( __CLASS__, 'display_item_columns' ), 10, 2 );
-		add_action( 'restrict_manage_posts', array( __CLASS__, 'add_item_filters' ), 100 );
-		add_action( 'parse_query', array( __CLASS__, 'filter_item_query' ), 100 );
-		add_action( 'request', array( __CLASS__, 'reorder_items' ), 100 );
+		add_filter('manage_wpi_item_posts_columns', array(__CLASS__, 'item_columns'), 100);
+		add_filter('manage_edit-wpi_item_sortable_columns', array(__CLASS__, 'sortable_item_columns'), 20);
+		add_action('manage_wpi_item_posts_custom_column', array(__CLASS__, 'display_item_columns'), 10, 2);
+		add_action('restrict_manage_posts', array(__CLASS__, 'add_item_filters'), 100);
+		add_action('parse_query', array(__CLASS__, 'filter_item_query'), 100);
+		add_action('request', array(__CLASS__, 'reorder_items'), 100);
 
 		// Payment forms columns.
-		add_filter( 'manage_wpi_payment_form_posts_columns', array( __CLASS__, 'payment_form_columns' ), 100 );
-		add_action( 'manage_wpi_payment_form_posts_custom_column', array( __CLASS__, 'display_payment_form_columns' ), 10, 2 );
-		add_filter( 'display_post_states', array( __CLASS__, 'filter_payment_form_state' ), 10, 2 );
+		add_filter('manage_wpi_payment_form_posts_columns', array(__CLASS__, 'payment_form_columns'), 100);
+		add_action('manage_wpi_payment_form_posts_custom_column', array(__CLASS__, 'display_payment_form_columns'), 10, 2);
+		add_filter('display_post_states', array(__CLASS__, 'filter_payment_form_state'), 10, 2);
 
 		// Discount table columns.
-		add_filter( 'manage_wpi_discount_posts_columns', array( __CLASS__, 'discount_columns' ), 100 );
+		add_filter('manage_wpi_discount_posts_columns', array(__CLASS__, 'discount_columns'), 100);
 
 		// Deleting posts.
-		add_action( 'delete_post', array( __CLASS__, 'delete_post' ) );
-		add_filter( 'display_post_states', array( __CLASS__, 'filter_discount_state' ), 10, 2 );
+		add_action('delete_post', array(__CLASS__, 'delete_post'));
+		add_filter('display_post_states', array(__CLASS__, 'filter_discount_state'), 10, 2);
 	}
 
 	/**
 	 * Post updated messages.
 	 */
-	public static function post_updated_messages( $messages ) {
+	public static function post_updated_messages($messages) {
 		global $post;
 
 		$messages['wpi_discount'] = array(
 			0   => '',
-			1   => __( 'Discount updated.', 'invoicing' ),
-			2   => __( 'Custom field updated.', 'invoicing' ),
-			3   => __( 'Custom field deleted.', 'invoicing' ),
-			4   => __( 'Discount updated.', 'invoicing' ),
-			5   => isset( $_GET['revision'] ) ? wp_sprintf( __( 'Discount restored to revision from %s', 'invoicing' ), wp_post_revision_title( (int) $_GET['revision'], false ) ) : false,
-			6   => __( 'Discount updated.', 'invoicing' ),
-			7   => __( 'Discount saved.', 'invoicing' ),
-			8   => __( 'Discount submitted.', 'invoicing' ),
-			9   => wp_sprintf( __( 'Discount scheduled for: <strong>%1$s</strong>.', 'invoicing' ), date_i18n( __( 'M j, Y @ G:i', 'invoicing' ), strtotime( $post->post_date ) ) ),
-			10  => __( 'Discount draft updated.', 'invoicing' ),
+			1   => __('Discount updated.', 'invoicing'),
+			2   => __('Custom field updated.', 'invoicing'),
+			3   => __('Custom field deleted.', 'invoicing'),
+			4   => __('Discount updated.', 'invoicing'),
+			5   => isset($_GET['revision']) ? wp_sprintf(__('Discount restored to revision from %s', 'invoicing'), wp_post_revision_title((int) $_GET['revision'], false)) : false,
+			6   => __('Discount updated.', 'invoicing'),
+			7   => __('Discount saved.', 'invoicing'),
+			8   => __('Discount submitted.', 'invoicing'),
+			9   => wp_sprintf(__('Discount scheduled for: <strong>%1$s</strong>.', 'invoicing'), date_i18n(__('M j, Y @ G:i', 'invoicing'), strtotime($post->post_date))),
+			10  => __('Discount draft updated.', 'invoicing'),
 		);
 
 		$messages['wpi_payment_form'] = array(
 			0   => '',
-			1   => __( 'Payment Form updated.', 'invoicing' ),
-			2   => __( 'Custom field updated.', 'invoicing' ),
-			3   => __( 'Custom field deleted.', 'invoicing' ),
-			4   => __( 'Payment Form updated.', 'invoicing' ),
-			5   => isset( $_GET['revision'] ) ? wp_sprintf( __( 'Payment Form restored to revision from %s', 'invoicing' ), wp_post_revision_title( (int) $_GET['revision'], false ) ) : false,
-			6   => __( 'Payment Form updated.', 'invoicing' ),
-			7   => __( 'Payment Form saved.', 'invoicing' ),
-			8   => __( 'Payment Form submitted.', 'invoicing' ),
-			9   => wp_sprintf( __( 'Payment Form scheduled for: <strong>%1$s</strong>.', 'invoicing' ), date_i18n( __( 'M j, Y @ G:i', 'invoicing' ), strtotime( $post->post_date ) ) ),
-			10  => __( 'Payment Form draft updated.', 'invoicing' ),
+			1   => __('Payment Form updated.', 'invoicing'),
+			2   => __('Custom field updated.', 'invoicing'),
+			3   => __('Custom field deleted.', 'invoicing'),
+			4   => __('Payment Form updated.', 'invoicing'),
+			5   => isset($_GET['revision']) ? wp_sprintf(__('Payment Form restored to revision from %s', 'invoicing'), wp_post_revision_title((int) $_GET['revision'], false)) : false,
+			6   => __('Payment Form updated.', 'invoicing'),
+			7   => __('Payment Form saved.', 'invoicing'),
+			8   => __('Payment Form submitted.', 'invoicing'),
+			9   => wp_sprintf(__('Payment Form scheduled for: <strong>%1$s</strong>.', 'invoicing'), date_i18n(__('M j, Y @ G:i', 'invoicing'), strtotime($post->post_date))),
+			10  => __('Payment Form draft updated.', 'invoicing'),
 		);
 
 		return $messages;
@@ -92,14 +92,14 @@ 
 	/**
 	 * Post row actions.
 	 */
-	public static function post_row_actions( $actions, $post ) {
+	public static function post_row_actions($actions, $post) {
 
-		$post = get_post( $post );
+		$post = get_post($post);
 
 		// We do not want to edit the default payment form.
-		if ( 'wpi_payment_form' == $post->post_type && $post->ID == wpinv_get_default_payment_form() ) {
-			unset( $actions['trash'] );
-			unset( $actions['inline hide-if-no-js'] );
+		if ('wpi_payment_form' == $post->post_type && $post->ID == wpinv_get_default_payment_form()) {
+			unset($actions['trash']);
+			unset($actions['inline hide-if-no-js']);
 		}
 
 		return $actions;
@@ -108,51 +108,51 @@ 
 	/**
 	 * Returns an array of invoice table columns.
 	 */
-	public static function invoice_columns( $columns ) {
+	public static function invoice_columns($columns) {
 
 		$columns = array(
 			'cb'                => $columns['cb'],
-			'number'            => __( 'Invoice', 'invoicing' ),
-			'customer'          => __( 'Customer', 'invoicing' ),
-			'invoice_date'      => __( 'Date', 'invoicing' ),
-			'amount'            => __( 'Amount', 'invoicing' ),
-			'recurring'         => __( 'Recurring', 'invoicing' ),
-			'status'            => __( 'Status', 'invoicing' ),
-			'wpi_actions'       => __( 'Actions', 'invoicing' ),
+			'number'            => __('Invoice', 'invoicing'),
+			'customer'          => __('Customer', 'invoicing'),
+			'invoice_date'      => __('Date', 'invoicing'),
+			'amount'            => __('Amount', 'invoicing'),
+			'recurring'         => __('Recurring', 'invoicing'),
+			'status'            => __('Status', 'invoicing'),
+			'wpi_actions'       => __('Actions', 'invoicing'),
 		);
 
-		return apply_filters( 'wpi_invoice_table_columns', $columns );
+		return apply_filters('wpi_invoice_table_columns', $columns);
 	}
 
 	/**
 	 * Displays invoice table columns.
 	 */
-	public static function display_invoice_columns( $column_name, $post_id ) {
+	public static function display_invoice_columns($column_name, $post_id) {
 
-		$invoice = new WPInv_Invoice( $post_id );
+		$invoice = new WPInv_Invoice($post_id);
 
-		switch ( $column_name ) {
+		switch ($column_name) {
 
 			case 'invoice_date' :
-				$date_time = esc_attr( $invoice->get_created_date() );
-				$date      = getpaid_format_date_value( $date_time );
+				$date_time = esc_attr($invoice->get_created_date());
+				$date      = getpaid_format_date_value($date_time);
 				echo "<span title='$date_time'>$date</span>";
 				break;
 
 			case 'amount' :
 
 				$amount = $invoice->get_total();
-				$formated_amount = wpinv_price( wpinv_format_amount( $amount ), $invoice->get_currency() );
+				$formated_amount = wpinv_price(wpinv_format_amount($amount), $invoice->get_currency());
 
-				if ( $invoice->is_refunded() ) {
-					$refunded_amount = wpinv_price( wpinv_format_amount( 0 ), $invoice->get_currency() );
+				if ($invoice->is_refunded()) {
+					$refunded_amount = wpinv_price(wpinv_format_amount(0), $invoice->get_currency());
 					echo "<del>$formated_amount</del>&nbsp;<ins>$refunded_amount</ins>";
 				} else {
 
 					$discount = $invoice->get_total_discount();
 
-					if ( ! empty( $discount ) ) {
-						$new_amount = wpinv_price( wpinv_format_amount( $amount + $discount ), $invoice->get_currency() );
+					if (!empty($discount)) {
+						$new_amount = wpinv_price(wpinv_format_amount($amount + $discount), $invoice->get_currency());
 						echo "<del>$new_amount</del>&nbsp;<ins>$formated_amount</ins>";
 					} else {
 						echo $formated_amount;
@@ -163,13 +163,13 @@ 
 				break;
 
 			case 'status' :
-				$status       = sanitize_text_field( $invoice->get_status() );
-				$status_label = sanitize_text_field( $invoice->get_status_nicename() );
+				$status       = sanitize_text_field($invoice->get_status());
+				$status_label = sanitize_text_field($invoice->get_status_nicename());
 
 				// If it is paid, show the gateway title.
-				if ( $invoice->is_paid() ) {
-					$gateway = sanitize_text_field( $invoice->get_gateway_title() );
-					$gateway = wp_sprintf( esc_attr__( 'Paid via %s', 'invoicing' ), $gateway );
+				if ($invoice->is_paid()) {
+					$gateway = sanitize_text_field($invoice->get_gateway_title());
+					$gateway = wp_sprintf(esc_attr__('Paid via %s', 'invoicing'), $gateway);
 
 					echo "<mark class='wpi-help-tip getpaid-invoice-status $status' title='$gateway'><span>$status_label</span></mark>";
 				} else {
@@ -177,22 +177,22 @@ 
 				}
 
 				// If it is not paid, display the overdue and view status.
-				if ( ! $invoice->is_paid() && ! $invoice->is_refunded() ) {
+				if (!$invoice->is_paid() && !$invoice->is_refunded()) {
 
 					// Invoice view status.
-					if ( wpinv_is_invoice_viewed( $invoice->get_id() ) ) {
-						echo '&nbsp;&nbsp;<i class="fa fa-eye wpi-help-tip" title="'. esc_attr__( 'Viewed by Customer', 'invoicing' ).'"></i>';
+					if (wpinv_is_invoice_viewed($invoice->get_id())) {
+						echo '&nbsp;&nbsp;<i class="fa fa-eye wpi-help-tip" title="' . esc_attr__('Viewed by Customer', 'invoicing') . '"></i>';
 					} else {
-						echo '&nbsp;&nbsp;<i class="fa fa-eye-slash wpi-help-tip" title="'. esc_attr__( 'Not Viewed by Customer', 'invoicing' ).'"></i>';
+						echo '&nbsp;&nbsp;<i class="fa fa-eye-slash wpi-help-tip" title="' . esc_attr__('Not Viewed by Customer', 'invoicing') . '"></i>';
 					}
 
 					// Display the overview status.
-					if ( wpinv_get_option( 'overdue_active' ) ) {
+					if (wpinv_get_option('overdue_active')) {
 						$due_date = $invoice->get_due_date();
-						$fomatted = getpaid_format_date( $due_date );
+						$fomatted = getpaid_format_date($due_date);
 
-						if ( ! empty( $fomatted ) ) {
-							$date = wp_sprintf( __( 'Due %s', 'invoicing' ), $fomatted );
+						if (!empty($fomatted)) {
+							$date = wp_sprintf(__('Due %s', 'invoicing'), $fomatted);
 							echo "<p class='description' style='color: #888;' title='$due_date'>$fomatted</p>";
 						}
 					}
@@ -203,7 +203,7 @@ 
 
 			case 'recurring':
 
-				if ( $invoice->is_recurring() ) {
+				if ($invoice->is_recurring()) {
 					echo '<i class="fa fa-check" style="color:#43850a;"></i>';
 				} else {
 					echo '<i class="fa fa-times" style="color:#616161;"></i>';
@@ -212,9 +212,9 @@ 
 
 			case 'number' :
 
-				$edit_link       = esc_url( get_edit_post_link( $invoice->get_id() ) );
-				$invoice_number  = sanitize_text_field( $invoice->get_number() );
-				$invoice_details = esc_attr__( 'View Invoice Details', 'invoicing' );
+				$edit_link       = esc_url(get_edit_post_link($invoice->get_id()));
+				$invoice_number  = sanitize_text_field($invoice->get_number());
+				$invoice_details = esc_attr__('View Invoice Details', 'invoicing');
 
 				echo "<a href='$edit_link' title='$invoice_details'><strong>$invoice_number</strong></a>";
 
@@ -224,13 +224,13 @@ 
 	
 				$customer_name = $invoice->get_user_full_name();
 	
-				if ( empty( $customer_name ) ) {
+				if (empty($customer_name)) {
 					$customer_name = $invoice->get_email();
 				}
 	
-				if ( ! empty( $customer_name ) ) {
-					$customer_details = esc_attr__( 'View Customer Details', 'invoicing' );
-					$view_link        = esc_url( add_query_arg( 'user_id', $invoice->get_user_id(), admin_url( 'user-edit.php' ) ) );
+				if (!empty($customer_name)) {
+					$customer_details = esc_attr__('View Customer Details', 'invoicing');
+					$view_link        = esc_url(add_query_arg('user_id', $invoice->get_user_id(), admin_url('user-edit.php')));
 					echo "<a href='$view_link' title='$customer_details'><span>$customer_name</span></a>";
 				} else {
 					echo '<div>&mdash;</div>';
@@ -240,12 +240,12 @@ 
 
 			case 'wpi_actions' :
 
-				if ( $invoice->is_draft() ) {
+				if ($invoice->is_draft()) {
 					return;
 				}
 
-				$url    = esc_url( $invoice->get_view_url() );
-				$print  = esc_attr__( 'Print invoice', 'invoicing' );
+				$url    = esc_url($invoice->get_view_url());
+				$print  = esc_attr__('Print invoice', 'invoicing');
 				echo "&nbsp;<a href='$url' title='$print' target='_blank' style='color:#757575'><i class='fa fa-print' style='font-size: 1.4em;'></i></a>";
 
 				$url    = esc_url(
@@ -261,7 +261,7 @@ 
 					)
 				);
 
-				$send   = esc_attr__( 'Send invoice to customer', 'invoicing' );
+				$send = esc_attr__('Send invoice to customer', 'invoicing');
 				echo "&nbsp;&nbsp;<a href='$url' title='$send' style='color:#757575'><i class='fa fa-envelope' style='font-size: 1.4em;'></i></a>";
 
 				break;
@@ -272,50 +272,50 @@ 
 	/**
 	 * Returns an array of payment forms table columns.
 	 */
-	public static function payment_form_columns( $columns ) {
+	public static function payment_form_columns($columns) {
 
 		$columns = array(
 			'cb'                => $columns['cb'],
-			'title'             => __( 'Name', 'invoicing' ),
-			'shortcode'         => __( 'Shortcode', 'invoicing' ),
-			'earnings'          => __( 'Revenue', 'invoicing' ),
-			'refunds'           => __( 'Refunded', 'invoicing' ),
-			'items'             => __( 'Items', 'invoicing' ),
-			'date'              => __( 'Date', 'invoicing' ),
+			'title'             => __('Name', 'invoicing'),
+			'shortcode'         => __('Shortcode', 'invoicing'),
+			'earnings'          => __('Revenue', 'invoicing'),
+			'refunds'           => __('Refunded', 'invoicing'),
+			'items'             => __('Items', 'invoicing'),
+			'date'              => __('Date', 'invoicing'),
 		);
 
-		return apply_filters( 'wpi_payment_form_table_columns', $columns );
+		return apply_filters('wpi_payment_form_table_columns', $columns);
 
 	}
 
 	/**
 	 * Displays payment form table columns.
 	 */
-	public static function display_payment_form_columns( $column_name, $post_id ) {
+	public static function display_payment_form_columns($column_name, $post_id) {
 
 		// Retrieve the payment form.
-		$form = new GetPaid_Payment_Form( $post_id );
+		$form = new GetPaid_Payment_Form($post_id);
 
-		switch ( $column_name ) {
+		switch ($column_name) {
 
 			case 'earnings' :
-				echo wpinv_price( wpinv_format_amount( $form->get_earned() ) );
+				echo wpinv_price(wpinv_format_amount($form->get_earned()));
 				break;
 
 			case 'refunds' :
-				echo wpinv_price( wpinv_format_amount( $form->get_refunded() ) );
+				echo wpinv_price(wpinv_format_amount($form->get_refunded()));
 				break;
 
 			case 'refunds' :
-				echo wpinv_price( wpinv_format_amount( $form->get_refunded() ) );
+				echo wpinv_price(wpinv_format_amount($form->get_refunded()));
 				break;
 
 			case 'shortcode' :
 
-				if ( $form->is_default() ) {
+				if ($form->is_default()) {
 					echo '&mdash;';
 				} else {
-					echo '<input onClick="this.select()" type="text" value="[getpaid form=' . esc_attr( $form->get_id() ) . ']" style="width: 100%;" readonly/>';
+					echo '<input onClick="this.select()" type="text" value="[getpaid form=' . esc_attr($form->get_id()) . ']" style="width: 100%;" readonly/>';
 				}
 
 				break;
@@ -324,29 +324,29 @@ 
 
 				$items = $form->get_items();
 
-				if ( $form->is_default() || empty( $items ) ) {
+				if ($form->is_default() || empty($items)) {
 					echo '&mdash;';
 					return;
 				}
 
 				$_items = array();
 
-				foreach ( $items as $item ) {
+				foreach ($items as $item) {
 					$url = $item->get_edit_url();
 
-					if ( empty( $url ) ) {
-						$_items[] = sanitize_text_field( $item->get_name() );
+					if (empty($url)) {
+						$_items[] = sanitize_text_field($item->get_name());
 					} else {
 						$_items[] = sprintf(
 							'<a href="%s">%s</a>',
-							esc_url( $url ),
-							sanitize_text_field( $item->get_name() )
+							esc_url($url),
+							sanitize_text_field($item->get_name())
 						);
 					}
 
 				}
 
-				echo implode( '<br>', $_items );
+				echo implode('<br>', $_items);
 
 				break;
 
@@ -357,10 +357,10 @@ 
 	/**
 	 * Filters post states.
 	 */
-	public static function filter_payment_form_state( $post_states, $post ) {
+	public static function filter_payment_form_state($post_states, $post) {
 
-		if ( 'wpi_payment_form' == $post->post_type && wpinv_get_default_payment_form() == $post->ID ) {
-			$post_states[ 'default_form' ] = __( 'Default Payment Form', 'invoicing' );
+		if ('wpi_payment_form' == $post->post_type && wpinv_get_default_payment_form() == $post->ID) {
+			$post_states['default_form'] = __('Default Payment Form', 'invoicing');
 		}
 	
 		return $post_states;
@@ -370,35 +370,35 @@ 
 	/**
 	 * Returns an array of coupon table columns.
 	 */
-	public static function discount_columns( $columns ) {
+	public static function discount_columns($columns) {
 
 		$columns = array(
 			'cb'                => $columns['cb'],
-			'title'             => __( 'Name', 'invoicing' ),
-			'code'              => __( 'Code', 'invoicing' ),
-			'amount'            => __( 'Amount', 'invoicing' ),
-			'usage'             => __( 'Usage / Limit', 'invoicing' ),
-			'start_date'        => __( 'Start Date', 'invoicing' ),
-			'expiry_date'       => __( 'Expiry Date', 'invoicing' ),
+			'title'             => __('Name', 'invoicing'),
+			'code'              => __('Code', 'invoicing'),
+			'amount'            => __('Amount', 'invoicing'),
+			'usage'             => __('Usage / Limit', 'invoicing'),
+			'start_date'        => __('Start Date', 'invoicing'),
+			'expiry_date'       => __('Expiry Date', 'invoicing'),
 		);
 
-		return apply_filters( 'wpi_discount_table_columns', $columns );
+		return apply_filters('wpi_discount_table_columns', $columns);
 	}
 
 	/**
 	 * Filters post states.
 	 */
-	public static function filter_discount_state( $post_states, $post ) {
+	public static function filter_discount_state($post_states, $post) {
 
-		if ( 'wpi_discount' == $post->post_type ) {
+		if ('wpi_discount' == $post->post_type) {
 
-			$discount = new WPInv_Discount( $post );
+			$discount = new WPInv_Discount($post);
 
 			$status = $discount->is_expired() ? 'expired' : $discount->get_status();
 
-			if ( $status != 'publish' ) {
+			if ($status != 'publish') {
 				return array(
-					'discount_status' => wpinv_discount_status( $status ),
+					'discount_status' => wpinv_discount_status($status),
 				);
 			}
 
@@ -413,34 +413,34 @@ 
 	/**
 	 * Returns an array of items table columns.
 	 */
-	public static function item_columns( $columns ) {
+	public static function item_columns($columns) {
 		global $wpinv_euvat;
 
 		$columns = array(
 			'cb'                => $columns['cb'],
-			'title'             => __( 'Name', 'invoicing' ),
-			'price'             => __( 'Price', 'invoicing' ),
-			'vat_rule'          => __( 'VAT rule', 'invoicing' ),
-			'vat_class'         => __( 'VAT class', 'invoicing' ),
-			'type'              => __( 'Type', 'invoicing' ),
-			'shortcode'         => __( 'Shortcode', 'invoicing' ),
+			'title'             => __('Name', 'invoicing'),
+			'price'             => __('Price', 'invoicing'),
+			'vat_rule'          => __('VAT rule', 'invoicing'),
+			'vat_class'         => __('VAT class', 'invoicing'),
+			'type'              => __('Type', 'invoicing'),
+			'shortcode'         => __('Shortcode', 'invoicing'),
 		);
 
-		if ( ! $wpinv_euvat->allow_vat_rules() ) {
-			unset( $columns['vat_rule'] );
+		if (!$wpinv_euvat->allow_vat_rules()) {
+			unset($columns['vat_rule']);
 		}
 
-		if ( ! $wpinv_euvat->allow_vat_classes() ) {
-			unset( $columns['vat_class'] );
+		if (!$wpinv_euvat->allow_vat_classes()) {
+			unset($columns['vat_class']);
 		}
 
-		return apply_filters( 'wpi_item_table_columns', $columns );
+		return apply_filters('wpi_item_table_columns', $columns);
 	}
 
 	/**
 	 * Returns an array of sortable items table columns.
 	 */
-	public static function sortable_item_columns( $columns ) {
+	public static function sortable_item_columns($columns) {
 
 		return array_merge(
 			$columns,
@@ -457,50 +457,50 @@ 
 	/**
 	 * Displays items table columns.
 	 */
-	public static function display_item_columns( $column_name, $post_id ) {
+	public static function display_item_columns($column_name, $post_id) {
 		global $wpinv_euvat;
 
-		$item = new WPInv_Item( $post_id );
+		$item = new WPInv_Item($post_id);
 
-		switch ( $column_name ) {
+		switch ($column_name) {
 
 			case 'price' :
 
-				if ( ! $item->is_recurring() ) {
+				if (!$item->is_recurring()) {
 					echo $item->get_the_price();
 					break;
 				}
 
 				$price = wp_sprintf(
-					__( '%s / %s', 'invoicing' ),
+					__('%s / %s', 'invoicing'),
 					$item->get_the_price(),
-					getpaid_get_subscription_period_label( $item->get_recurring_period(), $item->get_recurring_interval(), '' )
+					getpaid_get_subscription_period_label($item->get_recurring_period(), $item->get_recurring_interval(), '')
 				);
 
-				if ( $item->get_the_price() == $item->get_the_initial_price() ) {
+				if ($item->get_the_price() == $item->get_the_initial_price()) {
 					echo $price;
 					break;
 				}
 
 				echo $item->get_the_initial_price();
 
-				echo '<span class="meta">' . wp_sprintf( __( 'then %s', 'invoicing' ), $price )  .'</span>';
+				echo '<span class="meta">' . wp_sprintf(__('then %s', 'invoicing'), $price) . '</span>';
 				break;
 
 			case 'vat_rule' :
-				echo $wpinv_euvat->item_rule_label( $item->get_id() );
+				echo $wpinv_euvat->item_rule_label($item->get_id());
 				break;
 
 			case 'vat_class' :
-				echo $wpinv_euvat->item_class_label( $item->get_id() );
+				echo $wpinv_euvat->item_class_label($item->get_id());
 				break;
 
 			case 'shortcode' :
-				echo '<input onClick="this.select()" type="text" value="[getpaid item=' . esc_attr( $item->get_id() ) . ' button=\'Buy Now\']" style="width: 100%;" readonly/>';
+				echo '<input onClick="this.select()" type="text" value="[getpaid item=' . esc_attr($item->get_id()) . ' button=\'Buy Now\']" style="width: 100%;" readonly/>';
 				break;
 
 			case 'type' :
-				echo wpinv_item_type( $item->get_id() ) . '<span class="meta">' . $item->get_custom_singular_name() . '</span>';
+				echo wpinv_item_type($item->get_id()) . '<span class="meta">' . $item->get_custom_singular_name() . '</span>';
 				break;
 
 		}
@@ -510,22 +510,22 @@ 
 	/**
 	 * Lets users filter items using taxes.
 	 */
-	public static function add_item_filters( $post_type ) {
+	public static function add_item_filters($post_type) {
 		$wpinv_euvat = getpaid_tax();
 
 		// Abort if we're not dealing with items.
-		if ( $post_type != 'wpi_item' ) {
+		if ($post_type != 'wpi_item') {
 			return;
 		}
 
 		// Filter by vat rules.
-		if ( $wpinv_euvat->allow_vat_rules() ) {
+		if ($wpinv_euvat->allow_vat_rules()) {
 	
 			// Sanitize selected vat rule.
 			$vat_rule   = '';
 			$vat_rules  = $wpinv_euvat->get_rules();
-			if ( isset( $_GET['vat_rule'] ) ) {
-				$vat_rule   =  $_GET['vat_rule'];
+			if (isset($_GET['vat_rule'])) {
+				$vat_rule = $_GET['vat_rule'];
 			}
 
 			// Filter by VAT rule.
@@ -533,13 +533,13 @@ 
 				array(
 					'options'          => array_merge(
 						array(
-							'' => __( 'All VAT rules', 'invoicing' )
+							'' => __('All VAT rules', 'invoicing')
 						),
 						$vat_rules
 					),
 					'name'             => 'vat_rule',
 					'id'               => 'vat_rule',
-					'selected'         => in_array( $vat_rule, array_keys( $vat_rules ) ) ? $vat_rule : '',
+					'selected'         => in_array($vat_rule, array_keys($vat_rules)) ? $vat_rule : '',
 					'show_option_all'  => false,
 					'show_option_none' => false,
 					'class'            => 'gdmbx2-text-medium',
@@ -550,26 +550,26 @@ 
 		}
 
 		// Filter by vat class.
-		if ( $wpinv_euvat->allow_vat_classes() ) {
+		if ($wpinv_euvat->allow_vat_classes()) {
 	
 			// Sanitize selected vat rule.
 			$vat_class   = '';
 			$vat_classes = $wpinv_euvat->get_all_classes();
-			if ( isset( $_GET['vat_class'] ) ) {
-				$vat_class   =  $_GET['vat_class'];
+			if (isset($_GET['vat_class'])) {
+				$vat_class = $_GET['vat_class'];
 			}
 
 			echo wpinv_html_select(
 				array(
 					'options'          => array_merge(
 						array(
-							'' => __( 'All VAT classes', 'invoicing' )
+							'' => __('All VAT classes', 'invoicing')
 						),
 						$vat_classes
 					),
 					'name'             => 'vat_class',
 					'id'               => 'vat_class',
-					'selected'         => in_array( $vat_class, array_keys( $vat_classes ) ) ? $vat_class : '',
+					'selected'         => in_array($vat_class, array_keys($vat_classes)) ? $vat_class : '',
 					'show_option_all'  => false,
 					'show_option_none' => false,
 					'class'            => 'gdmbx2-text-medium',
@@ -579,22 +579,22 @@ 
 		}
 
 		// Filter by item type.
-		$type   = '';
-		if ( isset( $_GET['type'] ) ) {
-			$type   =  $_GET['type'];
+		$type = '';
+		if (isset($_GET['type'])) {
+			$type = $_GET['type'];
 		}
 
 		echo wpinv_html_select(
 			array(
 				'options'          => array_merge(
 					array(
-						'' => __( 'All item types', 'invoicing' )
+						'' => __('All item types', 'invoicing')
 					),
 					wpinv_get_item_types()
 				),
 				'name'             => 'type',
 				'id'               => 'type',
-				'selected'         => in_array( $type, wpinv_item_types() ) ? $type : '',
+				'selected'         => in_array($type, wpinv_item_types()) ? $type : '',
 				'show_option_all'  => false,
 				'show_option_none' => false,
 				'class'            => 'gdmbx2-text-medium',
@@ -606,45 +606,45 @@ 
 	/**
 	 * Filters the item query.
 	 */
-	public static function filter_item_query( $query ) {
+	public static function filter_item_query($query) {
 
 		// modify the query only if it admin and main query.
-		if ( ! ( is_admin() && $query->is_main_query() ) ){ 
+		if (!(is_admin() && $query->is_main_query())) { 
 			return $query;
 		}
 
 		// we want to modify the query for our items.
-		if ( 'wpi_item' != $query->query['post_type'] ){
+		if ('wpi_item' != $query->query['post_type']) {
 			return $query;
 		}
 
-		if ( empty( $query->query_vars['meta_query'] ) ) {
+		if (empty($query->query_vars['meta_query'])) {
 			$query->query_vars['meta_query'] = array();
 		}
 
 		// Filter vat rule type
-        if ( ! empty( $_GET['vat_rule'] ) ) {
+        if (!empty($_GET['vat_rule'])) {
             $query->query_vars['meta_query'][] = array(
                 'key'     => '_wpinv_vat_rule',
-                'value'   => sanitize_text_field( $_GET['vat_rule'] ),
+                'value'   => sanitize_text_field($_GET['vat_rule']),
                 'compare' => '='
             );
         }
 
         // Filter vat class
-        if ( ! empty( $_GET['vat_class'] ) ) {
+        if (!empty($_GET['vat_class'])) {
             $query->query_vars['meta_query'][] = array(
                 'key'     => '_wpinv_vat_class',
-                'value'   => sanitize_text_field( $_GET['vat_class'] ),
+                'value'   => sanitize_text_field($_GET['vat_class']),
                 'compare' => '='
             );
         }
 
         // Filter item type
-        if ( ! empty( $_GET['type'] ) ) {
+        if (!empty($_GET['type'])) {
             $query->query_vars['meta_query'][] = array(
                 'key'     => '_wpinv_type',
-                'value'   => sanitize_text_field( $_GET['type'] ),
+                'value'   => sanitize_text_field($_GET['type']),
                 'compare' => '='
             );
 		}
@@ -654,15 +654,15 @@ 
 	/**
 	 * Reorders items.
 	 */
-	public static function reorder_items( $vars ) {
+	public static function reorder_items($vars) {
 		global $typenow;
 
-		if ( 'wpi_item' !== $typenow || empty( $vars['orderby'] ) ) {
+		if ('wpi_item' !== $typenow || empty($vars['orderby'])) {
 			return $vars;
 		}
 
 		// By item type.
-		if ( 'type' == $vars['orderby'] ) {
+		if ('type' == $vars['orderby']) {
 			return array_merge(
 				$vars,
 				array(
@@ -673,7 +673,7 @@ 
 		}
 
 		// By vat class.
-		if ( 'vat_class' == $vars['orderby'] ) {
+		if ('vat_class' == $vars['orderby']) {
 			return array_merge(
 				$vars,
 				array(
@@ -684,7 +684,7 @@ 
 		}
 
 		// By vat rule.
-		if ( 'vat_rule' == $vars['orderby'] ) {
+		if ('vat_rule' == $vars['orderby']) {
 			return array_merge(
 				$vars,
 				array(
@@ -695,7 +695,7 @@ 
 		}
 
 		// By price.
-		if ( 'price' == $vars['orderby'] ) {
+		if ('price' == $vars['orderby']) {
 			return array_merge(
 				$vars,
 				array(
@@ -712,27 +712,27 @@ 
 	/**
 	 * Fired when deleting a post.
 	 */
-	public static function delete_post( $post_id ) {
+	public static function delete_post($post_id) {
 
-		switch ( get_post_type( $post_id ) ) {
+		switch (get_post_type($post_id)) {
 
 			case 'wpi_item' :
-				do_action( "getpaid_before_delete_item", new WPInv_Item( $post_id ) );
+				do_action("getpaid_before_delete_item", new WPInv_Item($post_id));
 				break;
 
 			case 'wpi_payment_form' :
-				do_action( "getpaid_before_delete_payment_form", new GetPaid_Payment_Form( $post_id ) );
+				do_action("getpaid_before_delete_payment_form", new GetPaid_Payment_Form($post_id));
 				break;
 
 			case 'wpi_discount' :
-				do_action( "getpaid_before_delete_discount", new WPInv_Discount( $post_id ) );
+				do_action("getpaid_before_delete_discount", new WPInv_Discount($post_id));
 				break;
 
 			case 'wpi_invoice' :
-				$invoice = new WPInv_Invoice( $post_id );
-				do_action( "getpaid_before_delete_invoice", $invoice );
-				$invoice->get_data_store()->delete_items( $invoice );
-				$invoice->get_data_store()->delete_special_fields( $invoice );
+				$invoice = new WPInv_Invoice($post_id);
+				do_action("getpaid_before_delete_invoice", $invoice);
+				$invoice->get_data_store()->delete_items($invoice);
+				$invoice->get_data_store()->delete_special_fields($invoice);
 				break;
 		}
 	}

includes/wpinv-helper-functions.php

Spacing +235 added lines, -235 removed lines

@@ -6,7 +6,7 @@ 
  * @package Invoicing
  */
  
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Are we supporting item quantities?
@@ -21,25 +21,25 @@ 
 function wpinv_get_ip() {
     $ip = $_SERVER['REMOTE_ADDR'];
 
-    if ( ! empty( $_SERVER['HTTP_CLIENT_IP'] ) ) {
+    if (!empty($_SERVER['HTTP_CLIENT_IP'])) {
         //Check ip from share internet.
         $ip = $_SERVER['HTTP_CLIENT_IP'];
-    } elseif ( ! empty( $_SERVER['HTTP_X_FORWARDED_FOR'] ) ) {
+    } elseif (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
         //Check ip is pass from proxy.
         $ip = $_SERVER['HTTP_X_FORWARDED_FOR'];
     }
 
-    return apply_filters( 'wpinv_get_ip', $ip );
+    return apply_filters('wpinv_get_ip', $ip);
 }
 
 function wpinv_get_user_agent() {
-    if ( ! empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
-        $user_agent = sanitize_text_field( $_SERVER['HTTP_USER_AGENT'] );
+    if (!empty($_SERVER['HTTP_USER_AGENT'])) {
+        $user_agent = sanitize_text_field($_SERVER['HTTP_USER_AGENT']);
     } else {
         $user_agent = '';
     }
 
-    return apply_filters( 'wpinv_get_user_agent', $user_agent );
+    return apply_filters('wpinv_get_user_agent', $user_agent);
 }
 
 /**
@@ -47,27 +47,27 @@ 
  * 
  * @param string $amount The amount to sanitize.
  */
-function wpinv_sanitize_amount( $amount ) {
+function wpinv_sanitize_amount($amount) {
 
     // Format decimals.
-    $amount = str_replace( wpinv_decimal_separator(), '.', $amount );
+    $amount = str_replace(wpinv_decimal_separator(), '.', $amount);
 
     // Remove thousands.
-    $amount = str_replace( wpinv_thousands_separator(), '', $amount );
+    $amount = str_replace(wpinv_thousands_separator(), '', $amount);
 
     // Cast the remaining to a float.
-    return (float) preg_replace( '/[^0-9\.\-]/', '', $amount );
+    return (float) preg_replace('/[^0-9\.\-]/', '', $amount);
 
 }
 
-function wpinv_round_amount( $amount, $decimals = NULL ) {
-    if ( $decimals === NULL ) {
+function wpinv_round_amount($amount, $decimals = NULL) {
+    if ($decimals === NULL) {
         $decimals = wpinv_decimals();
     }
     
-    $amount = round( (double)$amount, wpinv_currency_decimal_filter( absint( $decimals ) ) );
+    $amount = round((double) $amount, wpinv_currency_decimal_filter(absint($decimals)));
 
-    return apply_filters( 'wpinv_round_amount', $amount, $decimals );
+    return apply_filters('wpinv_round_amount', $amount, $decimals);
 }
 
 /**
@@ -76,32 +76,32 @@ 
  * @since 1.0.19
  * @return array
  */
-function wpinv_get_invoice_statuses( $draft = false, $trashed = false, $invoice = false ) {
+function wpinv_get_invoice_statuses($draft = false, $trashed = false, $invoice = false) {
 	$invoice_statuses = array(
-		'wpi-pending'    => _x( 'Pending payment', 'Invoice status', 'invoicing' ),
-        'publish'        => _x( 'Paid', 'Invoice status', 'invoicing' ),
-        'wpi-processing' => _x( 'Processing', 'Invoice status', 'invoicing' ),
-		'wpi-onhold'     => _x( 'On hold', 'Invoice status', 'invoicing' ),
-		'wpi-cancelled'  => _x( 'Cancelled', 'Invoice status', 'invoicing' ),
-		'wpi-refunded'   => _x( 'Refunded', 'Invoice status', 'invoicing' ),
-        'wpi-failed'     => _x( 'Failed', 'Invoice status', 'invoicing' ),
-        'wpi-renewal'    => _x( 'Renewal Payment', 'Invoice status', 'invoicing' ),
+		'wpi-pending'    => _x('Pending payment', 'Invoice status', 'invoicing'),
+        'publish'        => _x('Paid', 'Invoice status', 'invoicing'),
+        'wpi-processing' => _x('Processing', 'Invoice status', 'invoicing'),
+		'wpi-onhold'     => _x('On hold', 'Invoice status', 'invoicing'),
+		'wpi-cancelled'  => _x('Cancelled', 'Invoice status', 'invoicing'),
+		'wpi-refunded'   => _x('Refunded', 'Invoice status', 'invoicing'),
+        'wpi-failed'     => _x('Failed', 'Invoice status', 'invoicing'),
+        'wpi-renewal'    => _x('Renewal Payment', 'Invoice status', 'invoicing'),
     );
 
-    if ( $draft ) {
-        $invoice_statuses['draft'] = __( 'Draft', 'invoicing' );
+    if ($draft) {
+        $invoice_statuses['draft'] = __('Draft', 'invoicing');
     }
 
-    if ( $trashed ) {
-        $invoice_statuses['trash'] = __( 'Trash', 'invoicing' );
+    if ($trashed) {
+        $invoice_statuses['trash'] = __('Trash', 'invoicing');
     }
 
-	return apply_filters( 'wpinv_statuses', $invoice_statuses, $invoice );
+	return apply_filters('wpinv_statuses', $invoice_statuses, $invoice);
 }
 
-function wpinv_status_nicename( $status ) {
-    $statuses = wpinv_get_invoice_statuses( true, true );
-    $status   = isset( $statuses[$status] ) ? $statuses[$status] : __( $status, 'invoicing' );
+function wpinv_status_nicename($status) {
+    $statuses = wpinv_get_invoice_statuses(true, true);
+    $status   = isset($statuses[$status]) ? $statuses[$status] : __($status, 'invoicing');
 
     return $status;
 }
@@ -111,13 +111,13 @@ 
  * 
  * @param string $current
  */
-function wpinv_get_currency( $current = '' ) {
+function wpinv_get_currency($current = '') {
 
-    if ( empty( $current ) ) {
-        $current = apply_filters( 'wpinv_currency', wpinv_get_option( 'currency', 'USD' ) );
+    if (empty($current)) {
+        $current = apply_filters('wpinv_currency', wpinv_get_option('currency', 'USD'));
     }
 
-    return trim( strtoupper( $current ) );
+    return trim(strtoupper($current));
 }
 
 /**
@@ -125,25 +125,25 @@ 
  * 
  * @param string|null $currency The currency code. Defaults to the default currency.
  */
-function wpinv_currency_symbol( $currency = null ) {
+function wpinv_currency_symbol($currency = null) {
 
     // Prepare the currency.
-    $currency = empty( $currency ) ? wpinv_get_currency() : wpinv_clean( $currency );
+    $currency = empty($currency) ? wpinv_get_currency() : wpinv_clean($currency);
 
     // Fetch all symbols.
     $symbols = wpinv_get_currency_symbols();
 
     // Fetch this currencies symbol.
-    $currency_symbol = isset( $symbols[$currency] ) ? $symbols[$currency] : $currency;
+    $currency_symbol = isset($symbols[$currency]) ? $symbols[$currency] : $currency;
 
     // Filter the symbol.
-    return apply_filters( 'wpinv_currency_symbol', $currency_symbol, $currency );
+    return apply_filters('wpinv_currency_symbol', $currency_symbol, $currency);
 }
 
 function wpinv_currency_position() {
-    $position = wpinv_get_option( 'currency_position', 'left' );
+    $position = wpinv_get_option('currency_position', 'left');
     
-    return apply_filters( 'wpinv_currency_position', $position );
+    return apply_filters('wpinv_currency_position', $position);
 }
 
 /**
@@ -151,13 +151,13 @@ 
  * 
  * @param $string|null $current
  */
-function wpinv_thousands_separator( $current = null ) {
+function wpinv_thousands_separator($current = null) {
 
-    if ( null == $current ) {
-        $current = wpinv_get_option( 'thousands_separator', '.' );
+    if (null == $current) {
+        $current = wpinv_get_option('thousands_separator', '.');
     }
 
-    return trim( $current );
+    return trim($current);
 }
 
 /**
@@ -165,13 +165,13 @@ 
  * 
  * @param $string|null $current
  */
-function wpinv_decimal_separator( $current = null ) {
+function wpinv_decimal_separator($current = null) {
 
-    if ( null == $current ) {
-        $current = wpinv_get_option( 'decimal_separator', '.' );
+    if (null == $current) {
+        $current = wpinv_get_option('decimal_separator', '.');
     }
     
-    return trim( $current );
+    return trim($current);
 }
 
 /**
@@ -179,27 +179,27 @@ 
  * 
  * @param $string|null $current
  */
-function wpinv_decimals( $current = null ) {
+function wpinv_decimals($current = null) {
 
-    if ( null == $current ) {
-        $current = wpinv_get_option( 'decimals', 2 );
+    if (null == $current) {
+        $current = wpinv_get_option('decimals', 2);
     }
     
-    return absint( $current );
+    return absint($current);
 }
 
 /**
  * Retrieves a list of all supported currencies.
  */
 function wpinv_get_currencies() {
-    return apply_filters( 'wpinv_currencies', wpinv_get_data( 'currencies' ) );
+    return apply_filters('wpinv_currencies', wpinv_get_data('currencies'));
 }
 
 /**
  * Retrieves a list of all currency symbols.
  */
 function wpinv_get_currency_symbols() {
-    return apply_filters( 'wpinv_currency_symbols', wpinv_get_data( 'currency-symbols' ) );
+    return apply_filters('wpinv_currency_symbols', wpinv_get_data('currency-symbols'));
 }
 
 /**
@@ -211,7 +211,7 @@ 
 	$currency_pos = wpinv_currency_position();
 	$format       = '%1$s%2$s';
 
-	switch ( $currency_pos ) {
+	switch ($currency_pos) {
 		case 'left':
 			$format = '%1$s%2$s';
 			break;
@@ -226,7 +226,7 @@ 
 			break;
 	}
 
-	return apply_filters( 'getpaid_price_format', $format, $currency_pos );
+	return apply_filters('getpaid_price_format', $format, $currency_pos);
 }
 
 /**
@@ -236,25 +236,25 @@ 
  * @param  string $currency Currency.
  * @return string
  */
-function wpinv_price( $amount = 0, $currency = '' ) {
+function wpinv_price($amount = 0, $currency = '') {
 
     // Backwards compatibility.
-    $amount             = floatval( wpinv_sanitize_amount( $amount ) );
+    $amount             = floatval(wpinv_sanitize_amount($amount));
 
     // Prepare variables.
-    $currency           = wpinv_get_currency( $currency );
+    $currency           = wpinv_get_currency($currency);
     $amount             = (float) $amount;
     $unformatted_amount = $amount;
     $negative           = $amount < 0;
-    $amount             = apply_filters( 'getpaid_raw_amount', floatval( $negative ? $amount * -1 : $amount ) );
-    $amount             = wpinv_format_amount( $amount );
+    $amount             = apply_filters('getpaid_raw_amount', floatval($negative ? $amount * -1 : $amount));
+    $amount             = wpinv_format_amount($amount);
 
     // Format the amount.
     $format             = getpaid_get_price_format();
-    $formatted_amount   = ( $negative ? '-' : '' ) . sprintf( $format, '<span class="getpaid-currency__symbol">' . wpinv_currency_symbol( $currency ) . '</span>', $amount );
+    $formatted_amount   = ($negative ? '-' : '') . sprintf($format, '<span class="getpaid-currency__symbol">' . wpinv_currency_symbol($currency) . '</span>', $amount);
 
     // Filter the formatting.
-    return apply_filters( 'wpinv_price', $formatted_amount, $amount, $currency, $unformatted_amount );
+    return apply_filters('wpinv_price', $formatted_amount, $amount, $currency, $unformatted_amount);
 }
 
 /**
@@ -265,33 +265,33 @@ 
  * @param  bool     $calculate Whether or not to apply separators.
  * @return string
  */
-function wpinv_format_amount( $amount, $decimals = null, $calculate = false ) {
+function wpinv_format_amount($amount, $decimals = null, $calculate = false) {
     $thousands_sep = wpinv_thousands_separator();
     $decimal_sep   = wpinv_decimal_separator();
-    $decimals      = wpinv_decimals( $decimals );
+    $decimals      = wpinv_decimals($decimals);
 
     // Format decimals.
-    $amount = str_replace( $decimal_sep, '.', $amount );
+    $amount = str_replace($decimal_sep, '.', $amount);
 
     // Remove thousands.
-    $amount = str_replace( $thousands_sep, '', $amount );
+    $amount = str_replace($thousands_sep, '', $amount);
 
     // Cast the remaining to a float.
-    $amount = floatval( $amount );
+    $amount = floatval($amount);
 
-    if ( $calculate ) {
+    if ($calculate) {
         return $amount;
     }
 
     // Fomart the amount.
-    return number_format( $amount, $decimals, $decimal_sep, $thousands_sep );
+    return number_format($amount, $decimals, $decimal_sep, $thousands_sep);
 }
 
-function wpinv_sanitize_key( $key ) {
+function wpinv_sanitize_key($key) {
     $raw_key = $key;
-    $key = preg_replace( '/[^a-zA-Z0-9_\-\.\:\/]/', '', $key );
+    $key = preg_replace('/[^a-zA-Z0-9_\-\.\:\/]/', '', $key);
 
-    return apply_filters( 'wpinv_sanitize_key', $key, $raw_key );
+    return apply_filters('wpinv_sanitize_key', $key, $raw_key);
 }
 
 /**
@@ -299,8 +299,8 @@ 
  * 
  * @param $str the file whose extension should be retrieved.
  */
-function wpinv_get_file_extension( $str ) {
-    $filetype = wp_check_filetype( $str );
+function wpinv_get_file_extension($str) {
+    $filetype = wp_check_filetype($str);
     return $filetype['ext'];
 }
 
@@ -309,16 +309,16 @@ 
  * 
  * @param string $string
  */
-function wpinv_string_is_image_url( $string ) {
-    $extension = strtolower( wpinv_get_file_extension( $string ) );
-    return in_array( $extension, array( 'jpeg', 'jpg', 'png', 'gif', 'ico' ), true );
+function wpinv_string_is_image_url($string) {
+    $extension = strtolower(wpinv_get_file_extension($string));
+    return in_array($extension, array('jpeg', 'jpg', 'png', 'gif', 'ico'), true);
 }
 
 /**
  * Returns the current URL.
  */
 function wpinv_get_current_page_url() {
-    return ( is_ssl() ? 'https://' : 'http://' ) . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
+    return (is_ssl() ? 'https://' : 'http://') . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
 }
 
 /**
@@ -328,46 +328,46 @@ 
  * @param string $name  Constant name.
  * @param mixed  $value Value.
  */
-function getpaid_maybe_define_constant( $name, $value ) {
-	if ( ! defined( $name ) ) {
-		define( $name, $value );
+function getpaid_maybe_define_constant($name, $value) {
+	if (!defined($name)) {
+		define($name, $value);
 	}
 }
 
 function wpinv_get_php_arg_separator_output() {
-	return ini_get( 'arg_separator.output' );
+	return ini_get('arg_separator.output');
 }
 
-function wpinv_rgb_from_hex( $color ) {
-    $color = str_replace( '#', '', $color );
+function wpinv_rgb_from_hex($color) {
+    $color = str_replace('#', '', $color);
 
     // Convert shorthand colors to full format, e.g. "FFF" -> "FFFFFF"
-    $color = preg_replace( '~^(.)(.)(.)$~', '$1$1$2$2$3$3', $color );
-    if ( empty( $color ) ) {
+    $color = preg_replace('~^(.)(.)(.)$~', '$1$1$2$2$3$3', $color);
+    if (empty($color)) {
         return NULL;
     }
 
-    $color = str_split( $color );
+    $color = str_split($color);
 
     $rgb      = array();
-    $rgb['R'] = hexdec( $color[0] . $color[1] );
-    $rgb['G'] = hexdec( $color[2] . $color[3] );
-    $rgb['B'] = hexdec( $color[4] . $color[5] );
+    $rgb['R'] = hexdec($color[0] . $color[1]);
+    $rgb['G'] = hexdec($color[2] . $color[3]);
+    $rgb['B'] = hexdec($color[4] . $color[5]);
 
     return $rgb;
 }
 
-function wpinv_hex_darker( $color, $factor = 30 ) {
-    $base  = wpinv_rgb_from_hex( $color );
+function wpinv_hex_darker($color, $factor = 30) {
+    $base  = wpinv_rgb_from_hex($color);
     $color = '#';
 
-    foreach ( $base as $k => $v ) {
+    foreach ($base as $k => $v) {
         $amount      = $v / 100;
-        $amount      = round( $amount * $factor );
+        $amount      = round($amount * $factor);
         $new_decimal = $v - $amount;
 
-        $new_hex_component = dechex( $new_decimal );
-        if ( strlen( $new_hex_component ) < 2 ) {
+        $new_hex_component = dechex($new_decimal);
+        if (strlen($new_hex_component) < 2) {
             $new_hex_component = "0" . $new_hex_component;
         }
         $color .= $new_hex_component;
@@ -376,18 +376,18 @@ 
     return $color;
 }
 
-function wpinv_hex_lighter( $color, $factor = 30 ) {
-    $base  = wpinv_rgb_from_hex( $color );
+function wpinv_hex_lighter($color, $factor = 30) {
+    $base  = wpinv_rgb_from_hex($color);
     $color = '#';
 
-    foreach ( $base as $k => $v ) {
+    foreach ($base as $k => $v) {
         $amount      = 255 - $v;
         $amount      = $amount / 100;
-        $amount      = round( $amount * $factor );
+        $amount      = round($amount * $factor);
         $new_decimal = $v + $amount;
 
-        $new_hex_component = dechex( $new_decimal );
-        if ( strlen( $new_hex_component ) < 2 ) {
+        $new_hex_component = dechex($new_decimal);
+        if (strlen($new_hex_component) < 2) {
             $new_hex_component = "0" . $new_hex_component;
         }
         $color .= $new_hex_component;
@@ -396,22 +396,22 @@ 
     return $color;
 }
 
-function wpinv_light_or_dark( $color, $dark = '#000000', $light = '#FFFFFF' ) {
-    $hex = str_replace( '#', '', $color );
+function wpinv_light_or_dark($color, $dark = '#000000', $light = '#FFFFFF') {
+    $hex = str_replace('#', '', $color);
 
-    $c_r = hexdec( substr( $hex, 0, 2 ) );
-    $c_g = hexdec( substr( $hex, 2, 2 ) );
-    $c_b = hexdec( substr( $hex, 4, 2 ) );
+    $c_r = hexdec(substr($hex, 0, 2));
+    $c_g = hexdec(substr($hex, 2, 2));
+    $c_b = hexdec(substr($hex, 4, 2));
 
-    $brightness = ( ( $c_r * 299 ) + ( $c_g * 587 ) + ( $c_b * 114 ) ) / 1000;
+    $brightness = (($c_r * 299) + ($c_g * 587) + ($c_b * 114)) / 1000;
 
     return $brightness > 155 ? $dark : $light;
 }
 
-function wpinv_format_hex( $hex ) {
-    $hex = trim( str_replace( '#', '', $hex ) );
+function wpinv_format_hex($hex) {
+    $hex = trim(str_replace('#', '', $hex));
 
-    if ( strlen( $hex ) == 3 ) {
+    if (strlen($hex) == 3) {
         $hex = $hex[0] . $hex[0] . $hex[1] . $hex[1] . $hex[2] . $hex[2];
     }
 
@@ -431,12 +431,12 @@ 
  * @param string $encoding The encoding parameter is the character encoding. Default "UTF-8".
  * @return string
  */
-function wpinv_utf8_strimwidth( $str, $start, $width, $trimmaker = '', $encoding = 'UTF-8' ) {
-    if ( function_exists( 'mb_strimwidth' ) ) {
-        return mb_strimwidth( $str, $start, $width, $trimmaker, $encoding );
+function wpinv_utf8_strimwidth($str, $start, $width, $trimmaker = '', $encoding = 'UTF-8') {
+    if (function_exists('mb_strimwidth')) {
+        return mb_strimwidth($str, $start, $width, $trimmaker, $encoding);
     }
     
-    return wpinv_utf8_substr( $str, $start, $width, $encoding ) . $trimmaker;
+    return wpinv_utf8_substr($str, $start, $width, $encoding) . $trimmaker;
 }
 
 /**
@@ -448,28 +448,28 @@ 
  * @param string $encoding The encoding parameter is the character encoding. Default "UTF-8".
  * @return int Returns the number of characters in string.
  */
-function wpinv_utf8_strlen( $str, $encoding = 'UTF-8' ) {
-    if ( function_exists( 'mb_strlen' ) ) {
-        return mb_strlen( $str, $encoding );
+function wpinv_utf8_strlen($str, $encoding = 'UTF-8') {
+    if (function_exists('mb_strlen')) {
+        return mb_strlen($str, $encoding);
     }
         
-    return strlen( $str );
+    return strlen($str);
 }
 
-function wpinv_utf8_strtolower( $str, $encoding = 'UTF-8' ) {
-    if ( function_exists( 'mb_strtolower' ) ) {
-        return mb_strtolower( $str, $encoding );
+function wpinv_utf8_strtolower($str, $encoding = 'UTF-8') {
+    if (function_exists('mb_strtolower')) {
+        return mb_strtolower($str, $encoding);
     }
     
-    return strtolower( $str );
+    return strtolower($str);
 }
 
-function wpinv_utf8_strtoupper( $str, $encoding = 'UTF-8' ) {
-    if ( function_exists( 'mb_strtoupper' ) ) {
-        return mb_strtoupper( $str, $encoding );
+function wpinv_utf8_strtoupper($str, $encoding = 'UTF-8') {
+    if (function_exists('mb_strtoupper')) {
+        return mb_strtoupper($str, $encoding);
     }
     
-    return strtoupper( $str );
+    return strtoupper($str);
 }
 
 /**
@@ -483,12 +483,12 @@ 
  * @param string $encoding The encoding parameter is the character encoding. Default "UTF-8".
  * @return int Returns the position of the first occurrence of search in the string.
  */
-function wpinv_utf8_strpos( $str, $find, $offset = 0, $encoding = 'UTF-8' ) {
-    if ( function_exists( 'mb_strpos' ) ) {
-        return mb_strpos( $str, $find, $offset, $encoding );
+function wpinv_utf8_strpos($str, $find, $offset = 0, $encoding = 'UTF-8') {
+    if (function_exists('mb_strpos')) {
+        return mb_strpos($str, $find, $offset, $encoding);
     }
         
-    return strpos( $str, $find, $offset );
+    return strpos($str, $find, $offset);
 }
 
 /**
@@ -502,12 +502,12 @@ 
  * @param string $encoding The encoding parameter is the character encoding. Default "UTF-8".
  * @return int Returns the position of the last occurrence of search.
  */
-function wpinv_utf8_strrpos( $str, $find, $offset = 0, $encoding = 'UTF-8' ) {
-    if ( function_exists( 'mb_strrpos' ) ) {
-        return mb_strrpos( $str, $find, $offset, $encoding );
+function wpinv_utf8_strrpos($str, $find, $offset = 0, $encoding = 'UTF-8') {
+    if (function_exists('mb_strrpos')) {
+        return mb_strrpos($str, $find, $offset, $encoding);
     }
         
-    return strrpos( $str, $find, $offset );
+    return strrpos($str, $find, $offset);
 }
 
 /**
@@ -522,16 +522,16 @@ 
  * @param string $encoding The encoding parameter is the character encoding. Default "UTF-8".
  * @return string
  */
-function wpinv_utf8_substr( $str, $start, $length = null, $encoding = 'UTF-8' ) {
-    if ( function_exists( 'mb_substr' ) ) {
-        if ( $length === null ) {
-            return mb_substr( $str, $start, wpinv_utf8_strlen( $str, $encoding ), $encoding );
+function wpinv_utf8_substr($str, $start, $length = null, $encoding = 'UTF-8') {
+    if (function_exists('mb_substr')) {
+        if ($length === null) {
+            return mb_substr($str, $start, wpinv_utf8_strlen($str, $encoding), $encoding);
         } else {
-            return mb_substr( $str, $start, $length, $encoding );
+            return mb_substr($str, $start, $length, $encoding);
         }
     }
         
-    return substr( $str, $start, $length );
+    return substr($str, $start, $length);
 }
 
 /**
@@ -543,48 +543,48 @@ 
  * @param string $encoding The encoding parameter is the character encoding. Default "UTF-8".
  * @return string The width of string.
  */
-function wpinv_utf8_strwidth( $str, $encoding = 'UTF-8' ) {
-    if ( function_exists( 'mb_strwidth' ) ) {
-        return mb_strwidth( $str, $encoding );
+function wpinv_utf8_strwidth($str, $encoding = 'UTF-8') {
+    if (function_exists('mb_strwidth')) {
+        return mb_strwidth($str, $encoding);
     }
     
-    return wpinv_utf8_strlen( $str, $encoding );
+    return wpinv_utf8_strlen($str, $encoding);
 }
 
-function wpinv_utf8_ucfirst( $str, $lower_str_end = false, $encoding = 'UTF-8' ) {
-    if ( function_exists( 'mb_strlen' ) ) {
-        $first_letter = wpinv_utf8_strtoupper( wpinv_utf8_substr( $str, 0, 1, $encoding ), $encoding );
+function wpinv_utf8_ucfirst($str, $lower_str_end = false, $encoding = 'UTF-8') {
+    if (function_exists('mb_strlen')) {
+        $first_letter = wpinv_utf8_strtoupper(wpinv_utf8_substr($str, 0, 1, $encoding), $encoding);
         $str_end = "";
         
-        if ( $lower_str_end ) {
-            $str_end = wpinv_utf8_strtolower( wpinv_utf8_substr( $str, 1, wpinv_utf8_strlen( $str, $encoding ), $encoding ), $encoding );
+        if ($lower_str_end) {
+            $str_end = wpinv_utf8_strtolower(wpinv_utf8_substr($str, 1, wpinv_utf8_strlen($str, $encoding), $encoding), $encoding);
         } else {
-            $str_end = wpinv_utf8_substr( $str, 1, wpinv_utf8_strlen( $str, $encoding ), $encoding );
+            $str_end = wpinv_utf8_substr($str, 1, wpinv_utf8_strlen($str, $encoding), $encoding);
         }
 
         return $first_letter . $str_end;
     }
     
-    return ucfirst( $str );
+    return ucfirst($str);
 }
 
-function wpinv_utf8_ucwords( $str, $encoding = 'UTF-8' ) {
-    if ( function_exists( 'mb_convert_case' ) ) {
-        return mb_convert_case( $str, MB_CASE_TITLE, $encoding );
+function wpinv_utf8_ucwords($str, $encoding = 'UTF-8') {
+    if (function_exists('mb_convert_case')) {
+        return mb_convert_case($str, MB_CASE_TITLE, $encoding);
     }
     
-    return ucwords( $str );
+    return ucwords($str);
 }
 
-function wpinv_period_in_days( $period, $unit ) {
-    $period = absint( $period );
+function wpinv_period_in_days($period, $unit) {
+    $period = absint($period);
     
-    if ( $period > 0 ) {
-        if ( in_array( strtolower( $unit ), array( 'w', 'week', 'weeks' ) ) ) {
+    if ($period > 0) {
+        if (in_array(strtolower($unit), array('w', 'week', 'weeks'))) {
             $period = $period * 7;
-        } else if ( in_array( strtolower( $unit ), array( 'm', 'month', 'months' ) ) ) {
+        } else if (in_array(strtolower($unit), array('m', 'month', 'months'))) {
             $period = $period * 30;
-        } else if ( in_array( strtolower( $unit ), array( 'y', 'year', 'years' ) ) ) {
+        } else if (in_array(strtolower($unit), array('y', 'year', 'years'))) {
             $period = $period * 365;
         }
     }
@@ -592,14 +592,14 @@ 
     return $period;
 }
 
-function wpinv_cal_days_in_month( $calendar, $month, $year ) {
-    if ( function_exists( 'cal_days_in_month' ) ) {
-        return cal_days_in_month( $calendar, $month, $year );
+function wpinv_cal_days_in_month($calendar, $month, $year) {
+    if (function_exists('cal_days_in_month')) {
+        return cal_days_in_month($calendar, $month, $year);
     }
 
     // Fallback in case the calendar extension is not loaded in PHP
     // Only supports Gregorian calendar
-    return date( 't', mktime( 0, 0, 0, $month, 1, $year ) );
+    return date('t', mktime(0, 0, 0, $month, 1, $year));
 }
 
 /**
@@ -610,11 +610,11 @@ 
  *
  * @return string
  */
-function wpi_help_tip( $tip, $allow_html = false ) {
-    if ( $allow_html ) {
-        $tip = wpi_sanitize_tooltip( $tip );
+function wpi_help_tip($tip, $allow_html = false) {
+    if ($allow_html) {
+        $tip = wpi_sanitize_tooltip($tip);
     } else {
-        $tip = esc_attr( $tip );
+        $tip = esc_attr($tip);
     }
 
     return '<span class="wpi-help-tip dashicons dashicons-editor-help" title="' . $tip . '"></span>';
@@ -628,8 +628,8 @@ 
  * @param string $var
  * @return string
  */
-function wpi_sanitize_tooltip( $var ) {
-    return htmlspecialchars( wp_kses( html_entity_decode( $var ), array(
+function wpi_sanitize_tooltip($var) {
+    return htmlspecialchars(wp_kses(html_entity_decode($var), array(
         'br'     => array(),
         'em'     => array(),
         'strong' => array(),
@@ -639,7 +639,7 @@ 
         'li'     => array(),
         'ol'     => array(),
         'p'      => array(),
-    ) ) );
+    )));
 }
 
 /**
@@ -649,7 +649,7 @@ 
  */
 function wpinv_get_screen_ids() {
 
-    $screen_id = sanitize_title( __( 'Invoicing', 'invoicing' ) );
+    $screen_id = sanitize_title(__('Invoicing', 'invoicing'));
 
     $screen_ids = array(
         'toplevel_page_' . $screen_id,
@@ -667,7 +667,7 @@ 
         'invoicing_page_wpi-addons',
     );
 
-    return apply_filters( 'wpinv_screen_ids', $screen_ids );
+    return apply_filters('wpinv_screen_ids', $screen_ids);
 }
 
 /**
@@ -678,14 +678,14 @@ 
  * @param array|string $list List of values.
  * @return array Sanitized array of values.
  */
-function wpinv_parse_list( $list ) {
+function wpinv_parse_list($list) {
 
-    if ( empty( $list ) ) {
+    if (empty($list)) {
         $list = array();
     }
 
-	if ( ! is_array( $list ) ) {
-		return preg_split( '/[\s,]+/', $list, -1, PREG_SPLIT_NO_EMPTY );
+	if (!is_array($list)) {
+		return preg_split('/[\s,]+/', $list, -1, PREG_SPLIT_NO_EMPTY);
 	}
 
 	return $list;
@@ -699,16 +699,16 @@ 
  * @param string $key Type of data to fetch.
  * @return mixed Fetched data.
  */
-function wpinv_get_data( $key ) {
+function wpinv_get_data($key) {
 
     // Try fetching it from the cache.
-    $data = wp_cache_get( "wpinv-data-$key", 'wpinv' );
-    if( $data ) {
+    $data = wp_cache_get("wpinv-data-$key", 'wpinv');
+    if ($data) {
         return $data;
     }
 
-    $data = apply_filters( "wpinv_get_$key", include WPINV_PLUGIN_DIR . "includes/data/$key.php" );
-	wp_cache_set( "wpinv-data-$key", $data, 'wpinv' );
+    $data = apply_filters("wpinv_get_$key", include WPINV_PLUGIN_DIR . "includes/data/$key.php");
+	wp_cache_set("wpinv-data-$key", $data, 'wpinv');
 
 	return $data;
 }
@@ -722,10 +722,10 @@ 
  * @param bool $first_empty Whether or not the first item in the list should be empty
  * @return mixed Fetched data.
  */
-function wpinv_maybe_add_empty_option( $options, $first_empty ) {
+function wpinv_maybe_add_empty_option($options, $first_empty) {
 
-    if ( ! empty( $options ) && $first_empty ) {
-        return array_merge( array( '' => '' ), $options );
+    if (!empty($options) && $first_empty) {
+        return array_merge(array('' => ''), $options);
     }
     return $options;
 
@@ -737,21 +737,21 @@ 
  * @param mixed $var Data to sanitize.
  * @return string|array
  */
-function wpinv_clean( $var ) {
+function wpinv_clean($var) {
 
-	if ( is_array( $var ) ) {
-		return array_map( 'wpinv_clean', $var );
+	if (is_array($var)) {
+		return array_map('wpinv_clean', $var);
     }
 
-    if ( is_object( $var ) ) {
-		$object_vars = get_object_vars( $var );
-		foreach ( $object_vars as $property_name => $property_value ) {
-			$var->$property_name = wpinv_clean( $property_value );
+    if (is_object($var)) {
+		$object_vars = get_object_vars($var);
+		foreach ($object_vars as $property_name => $property_value) {
+			$var->$property_name = wpinv_clean($property_value);
         }
         return $var;
 	}
     
-    return is_string( $var ) ? sanitize_text_field( $var ) : $var;
+    return is_string($var) ? sanitize_text_field($var) : $var;
 }
 
 /**
@@ -760,43 +760,43 @@ 
  * @param string $str Data to convert.
  * @return string|array
  */
-function getpaid_convert_price_string_to_options( $str ) {
+function getpaid_convert_price_string_to_options($str) {
 
-	$raw_options = array_map( 'trim', explode( ',', $str ) );
-    $options     = array();
+	$raw_options = array_map('trim', explode(',', $str));
+    $options = array();
 
-    foreach ( $raw_options as $option ) {
+    foreach ($raw_options as $option) {
 
-        if ( '' == $option ) {
+        if ('' == $option) {
             continue;
         }
 
-        $option = array_map( 'trim', explode( '|', $option ) );
+        $option = array_map('trim', explode('|', $option));
 
         $price = null;
         $label = null;
 
-        if ( isset( $option[0] ) && '' !=  $option[0] ) {
-            $label  = $option[0];
+        if (isset($option[0]) && '' != $option[0]) {
+            $label = $option[0];
         }
 
-        if ( isset( $option[1] ) && '' !=  $option[1] ) {
+        if (isset($option[1]) && '' != $option[1]) {
             $price = $option[1];
         }
 
-        if ( ! isset( $price ) ) {
+        if (!isset($price)) {
             $price = $label;
         }
 
-        if ( ! isset( $price ) || ! is_numeric( $price ) ) {
+        if (!isset($price) || !is_numeric($price)) {
             continue;
         }
 
-        if ( ! isset( $label ) ) {
+        if (!isset($label)) {
             $label = $price;
         }
 
-        $options[ $price ] = $label;
+        $options[$price] = $label;
     }
 
     return $options;
@@ -805,22 +805,22 @@ 
 /**
  * Returns the help tip.
  */
-function getpaid_get_help_tip( $tip, $additional_classes = '' ) {
-    $additional_classes = sanitize_html_class( $additional_classes );
-    $tip                = esc_attr__( $tip );
+function getpaid_get_help_tip($tip, $additional_classes = '') {
+    $additional_classes = sanitize_html_class($additional_classes);
+    $tip                = esc_attr__($tip);
     return "<span class='wpi-help-tip dashicons dashicons-editor-help $additional_classes' title='$tip'></span>";
 }
 
 /**
  * Formats a date
  */
-function getpaid_format_date( $date ) {
+function getpaid_format_date($date) {
 
-    if ( empty( $date ) || $date == '0000-00-00 00:00:00' ) {
+    if (empty($date) || $date == '0000-00-00 00:00:00') {
         return '';
     }
 
-    return date_i18n( getpaid_date_format(), strtotime( $date ) );
+    return date_i18n(getpaid_date_format(), strtotime($date));
 
 }
 
@@ -829,9 +829,9 @@ 
  *
  * @return string
  */
-function getpaid_format_date_value( $date, $default = "&mdash;" ) {
-    $date = getpaid_format_date( $date );
-    return empty( $date ) ? $default : $date;
+function getpaid_format_date_value($date, $default = "&mdash;") {
+    $date = getpaid_format_date($date);
+    return empty($date) ? $default : $date;
 }
 
 /**
@@ -840,7 +840,7 @@ 
  * @return string
  */
 function getpaid_date_format() {
-	return apply_filters( 'getpaid_date_format', get_option( 'date_format' ) );
+	return apply_filters('getpaid_date_format', get_option('date_format'));
 }
 
 /**
@@ -849,7 +849,7 @@ 
  * @return string
  */
 function getpaid_time_format() {
-	return apply_filters( 'getpaid_time_format', get_option( 'time_format' ) );
+	return apply_filters('getpaid_time_format', get_option('time_format'));
 }
 
 /**
@@ -859,16 +859,16 @@ 
  * @param  integer $limit Limit size in characters.
  * @return string
  */
-function getpaid_limit_length( $string, $limit ) {
+function getpaid_limit_length($string, $limit) {
     $str_limit = $limit - 3;
 
-	if ( function_exists( 'mb_strimwidth' ) ) {
-		if ( mb_strlen( $string ) > $limit ) {
-			$string = mb_strimwidth( $string, 0, $str_limit ) . '...';
+	if (function_exists('mb_strimwidth')) {
+		if (mb_strlen($string) > $limit) {
+			$string = mb_strimwidth($string, 0, $str_limit) . '...';
 		}
 	} else {
-		if ( strlen( $string ) > $limit ) {
-			$string = substr( $string, 0, $str_limit ) . '...';
+		if (strlen($string) > $limit) {
+			$string = substr($string, 0, $str_limit) . '...';
 		}
 	}
     return $string;
@@ -882,7 +882,7 @@ 
  * @since 1.0.19
  */
 function getpaid_api() {
-    return getpaid()->get( 'api' );
+    return getpaid()->get('api');
 }
 
 /**
@@ -892,7 +892,7 @@ 
  * @since 1.0.19
  */
 function getpaid_post_types() {
-    return getpaid()->get( 'post_types' );
+    return getpaid()->get('post_types');
 }
 
 /**
@@ -902,7 +902,7 @@ 
  * @since 1.0.19
  */
 function getpaid_session() {
-    return getpaid()->get( 'session' );
+    return getpaid()->get('session');
 }
 
 /**
@@ -912,7 +912,7 @@ 
  * @since 1.0.19
  */
 function getpaid_notes() {
-    return getpaid()->get( 'notes' );
+    return getpaid()->get('notes');
 }
 
 /**
@@ -921,7 +921,7 @@ 
  * @return GetPaid_Admin
  */
 function getpaid_admin() {
-    return getpaid()->get( 'admin' );
+    return getpaid()->get('admin');
 }
 
 /**
@@ -931,6 +931,6 @@ 
  * @param string $base the base url
  * @return string
  */
-function getpaid_get_authenticated_action_url( $action, $base = false ) {
-    return wp_nonce_url( add_query_arg( 'getpaid-action', $action, $base ), 'getpaid-nonce', 'getpaid-nonce' );
+function getpaid_get_authenticated_action_url($action, $base = false) {
+    return wp_nonce_url(add_query_arg('getpaid-action', $action, $base), 'getpaid-nonce', 'getpaid-nonce');
 }

includes/payments/class-getpaid-checkout.php

Spacing +82 added lines, -82 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Main Checkout Class.
@@ -22,7 +22,7 @@ 
 	 * 
 	 * @param GetPaid_Payment_Form_Submission $submission
 	 */
-	public function __construct( $submission ) {
+	public function __construct($submission) {
 		$this->payment_form_submission = $submission;
 	}
 
@@ -38,15 +38,15 @@ 
 		// Prepare the invoice.
 		$items      = $this->get_submission_items();
 		$invoice    = $this->get_submission_invoice();
-		$invoice    = $this->process_submission_invoice( $invoice, $items );
-		$prepared   = $this->prepare_submission_data_for_saving( $invoice );
+		$invoice    = $this->process_submission_invoice($invoice, $items);
+		$prepared   = $this->prepare_submission_data_for_saving($invoice);
 
 		// Save the invoice.
 		$invoice->recalculate_total();
         $invoice->save();
 
 		// Send to the gateway.
-		$this->post_process_submission( $invoice, $prepared );
+		$this->post_process_submission($invoice, $prepared);
 	}
 
 	/**
@@ -59,34 +59,34 @@ 
 		$data       = $submission->get_data();
 
 		// Do we have an error?
-        if ( ! empty( $submission->last_error ) ) {
-			wp_send_json_error( $submission->last_error );
+        if (!empty($submission->last_error)) {
+			wp_send_json_error($submission->last_error);
         }
 
 		// We need a billing email.
-        if ( ! $submission->has_billing_email() ) {
-            wp_send_json_error( __( 'Provide a valid billing email.', 'invoicing' ) );
+        if (!$submission->has_billing_email()) {
+            wp_send_json_error(__('Provide a valid billing email.', 'invoicing'));
 		}
 
 		// Non-recurring gateways should not be allowed to process recurring invoices.
-		if ( $submission->should_collect_payment_details() && $submission->has_recurring && ! wpinv_gateway_support_subscription( $data['wpi-gateway'] ) ) {
-			wp_send_json_error( __( 'The selected payment gateway does not support subscription payments.', 'invoicing' ) );
+		if ($submission->should_collect_payment_details() && $submission->has_recurring && !wpinv_gateway_support_subscription($data['wpi-gateway'])) {
+			wp_send_json_error(__('The selected payment gateway does not support subscription payments.', 'invoicing'));
 		}
 
 		// Ensure the gateway is active.
-		if ( $submission->should_collect_payment_details() && ! wpinv_is_gateway_active( $data['wpi-gateway'] ) ) {
-			wpinv_set_error( 'invalid_gateway', __( 'The selected payment gateway is not active', 'invoicing' ) );
+		if ($submission->should_collect_payment_details() && !wpinv_is_gateway_active($data['wpi-gateway'])) {
+			wpinv_set_error('invalid_gateway', __('The selected payment gateway is not active', 'invoicing'));
 		}
 
 		// Clear any existing errors.
 		wpinv_clear_errors();
 
 		// Allow themes and plugins to hook to errors
-		do_action( 'getpaid_checkout_error_checks', $submission );
+		do_action('getpaid_checkout_error_checks', $submission);
 
 		// Do we have any errors?
-        if ( wpinv_get_errors() ) {
-            wp_send_json_error( getpaid_get_errors_html() );
+        if (wpinv_get_errors()) {
+            wp_send_json_error(getpaid_get_errors_html());
 		}
 
 	}
@@ -101,8 +101,8 @@ 
 		$items = $this->payment_form_submission->get_items();
 
         // Ensure that we have items.
-        if ( empty( $items ) && ! $this->payment_form_submission->has_fees() ) {
-            wp_send_json_error( __( 'Please provide at least one item or amount.', 'invoicing' ) );
+        if (empty($items) && !$this->payment_form_submission->has_fees()) {
+            wp_send_json_error(__('Please provide at least one item or amount.', 'invoicing'));
 		}
 
 		return $items;
@@ -116,17 +116,17 @@ 
 	protected function get_submission_invoice() {
 		$submission = $this->payment_form_submission;
 
-		if ( ! $submission->has_invoice() ) {
+		if (!$submission->has_invoice()) {
 			$invoice = new WPInv_Invoice();
-			$invoice->created_via( 'payment_form' );
+			$invoice->created_via('payment_form');
 			return $invoice;
         }
 
 		$invoice = $submission->get_invoice();
 
 		// Make sure that it is neither paid or refunded.
-		if ( $invoice->is_paid() || $invoice->is_refunded() ) {
-			wp_send_json_error( __( 'This invoice has already been paid for.', 'invoicing' ) );
+		if ($invoice->is_paid() || $invoice->is_refunded()) {
+			wp_send_json_error(__('This invoice has already been paid for.', 'invoicing'));
 		}
 
 		return $invoice;
@@ -139,26 +139,26 @@ 
 	 * @param GetPaid_Form_Item[] $items
 	 * @return WPInv_Invoice
 	 */
-	protected function process_submission_invoice( $invoice, $items ) {
+	protected function process_submission_invoice($invoice, $items) {
 
 		$submission = $this->payment_form_submission;
 		$data       = $submission->get_data();
 
 		// Set-up the invoice details.
-		$invoice->set_email( sanitize_email( $submission->get_billing_email() ) );
-		$invoice->set_user_id( $this->get_submission_customer() );
-		$invoice->set_payment_form( absint( $submission->get_payment_form()->get_id() ) );
-        $invoice->set_items( $items );
-        $invoice->set_fees( $submission->get_fees() );
-        $invoice->set_taxes( $submission->get_taxes() );
-		$invoice->set_discounts( $submission->get_discounts() );
-		$invoice->set_gateway( $data['wpi-gateway'] );
-
-		if ( $submission->has_discount_code() ) {
-            $invoice->set_discount_code( $submission->get_discount_code() );
+		$invoice->set_email(sanitize_email($submission->get_billing_email()));
+		$invoice->set_user_id($this->get_submission_customer());
+		$invoice->set_payment_form(absint($submission->get_payment_form()->get_id()));
+        $invoice->set_items($items);
+        $invoice->set_fees($submission->get_fees());
+        $invoice->set_taxes($submission->get_taxes());
+		$invoice->set_discounts($submission->get_discounts());
+		$invoice->set_gateway($data['wpi-gateway']);
+
+		if ($submission->has_discount_code()) {
+            $invoice->set_discount_code($submission->get_discount_code());
 		}
 
-		getpaid_maybe_add_default_address( $invoice );
+		getpaid_maybe_add_default_address($invoice);
 		return $invoice;
 	}
 
@@ -171,26 +171,26 @@ 
 		$submission = $this->payment_form_submission;
 
 		// If this is an existing invoice...
-		if ( $submission->has_invoice() ) {
+		if ($submission->has_invoice()) {
 			return $submission->get_invoice()->get_user_id();
 		}
 
 		// (Maybe) create the user.
         $user = get_current_user_id();
 
-        if ( empty( $user ) ) {
-            $user = get_user_by( 'email', $submission->get_billing_email() );
+        if (empty($user)) {
+            $user = get_user_by('email', $submission->get_billing_email());
         }
 
-        if ( empty( $user ) ) {
-            $user = wpinv_create_user( $submission->get_billing_email() );
+        if (empty($user)) {
+            $user = wpinv_create_user($submission->get_billing_email());
         }
 
-        if ( is_wp_error( $user ) ) {
-            wp_send_json_error( $user->get_error_message() );
+        if (is_wp_error($user)) {
+            wp_send_json_error($user->get_error_message());
         }
 
-        if ( is_numeric( $user ) ) {
+        if (is_numeric($user)) {
             return $user;
 		}
 
@@ -203,7 +203,7 @@ 
      *
 	 * @param WPInv_Invoice $invoice
      */
-    public function prepare_submission_data_for_saving( &$invoice ) {
+    public function prepare_submission_data_for_saving(&$invoice) {
 
 		$submission = $this->payment_form_submission;
 
@@ -214,49 +214,49 @@ 
 		$data = $submission->get_data();
 		
 		// Loop throught the submitted details.
-        foreach ( $submission->get_payment_form()->get_elements() as $field ) {
+        foreach ($submission->get_payment_form()->get_elements() as $field) {
 
 			// Skip premade fields.
-            if ( ! empty( $field['premade'] ) ) {
+            if (!empty($field['premade'])) {
                 continue;
             }
 
             // If it is required and not set, abort.
-            if ( ! $submission->is_required_field_set( $field ) ) {
-                wp_send_json_error( __( 'Some required fields are not set.', 'invoicing' ) );
+            if (!$submission->is_required_field_set($field)) {
+                wp_send_json_error(__('Some required fields are not set.', 'invoicing'));
             }
 
             // Handle address fields.
-            if ( $field['type'] == 'address' ) {
+            if ($field['type'] == 'address') {
 
-                foreach ( $field['fields'] as $address_field ) {
+                foreach ($field['fields'] as $address_field) {
 
                     // skip if it is not visible.
-                    if ( empty( $address_field['visible'] ) ) {
+                    if (empty($address_field['visible'])) {
                         continue;
                     }
 
                     // If it is required and not set, abort
-                    if ( ! empty( $address_field['required'] ) && empty( $data[ $address_field['name'] ] ) ) {
-                        wp_send_json_error( __( 'Some required fields are not set.', 'invoicing' ) );
+                    if (!empty($address_field['required']) && empty($data[$address_field['name']])) {
+                        wp_send_json_error(__('Some required fields are not set.', 'invoicing'));
                     }
 
-                    if ( isset( $data[ $address_field['name'] ] ) ) {
-                        $name   = str_replace( 'wpinv_', '', $address_field['name'] );
+                    if (isset($data[$address_field['name']])) {
+                        $name   = str_replace('wpinv_', '', $address_field['name']);
                         $method = "set_$name";
-                        $invoice->$method( wpinv_clean( $data[ $address_field['name'] ] ) );
+                        $invoice->$method(wpinv_clean($data[$address_field['name']]));
                     }
 
                 }
 
-            } else if ( isset( $data[ $field['id'] ] ) ) {
+            } else if (isset($data[$field['id']])) {
                 $label = $field['id'];
 
-                if ( isset( $field['label'] ) ) {
+                if (isset($field['label'])) {
                     $label = $field['label'];
                 }
 
-                $prepared[ wpinv_clean( $label ) ] = wpinv_clean( $data[ $field['id'] ] );
+                $prepared[wpinv_clean($label)] = wpinv_clean($data[$field['id']]);
             }
 
 		}
@@ -271,22 +271,22 @@ 
 	 * @param WPInv_Invoice $invoice
 	 * @param array $prepared_payment_form_data
 	 */
-	protected function post_process_submission( $invoice, $prepared_payment_form_data ) {
+	protected function post_process_submission($invoice, $prepared_payment_form_data) {
 
 		// Ensure the invoice exists.
-        if ( ! $invoice->exists() ) {
-            wp_send_json_error( __( 'An error occured while saving your invoice.', 'invoicing' ) );
+        if (!$invoice->exists()) {
+            wp_send_json_error(__('An error occured while saving your invoice.', 'invoicing'));
         }
 
         // Save payment form data.
-        if ( ! empty( $prepared_payment_form_data ) ) {
-            update_post_meta( $invoice->get_id(), 'payment_form_data', $prepared_payment_form_data );
+        if (!empty($prepared_payment_form_data)) {
+            update_post_meta($invoice->get_id(), 'payment_form_data', $prepared_payment_form_data);
 		}
 
 		// Backwards compatibility.
-        add_filter( 'wp_redirect', array( $this, 'send_redirect_response' ) );
+        add_filter('wp_redirect', array($this, 'send_redirect_response'));
 
-		$this->process_payment( $invoice );
+		$this->process_payment($invoice);
 
         // If we are here, there was an error.
 		wpinv_send_back_to_checkout();
@@ -298,44 +298,44 @@ 
 	 *
 	 * @param WPInv_Invoice $invoice
 	 */
-	protected function process_payment( $invoice ) {
+	protected function process_payment($invoice) {
 
 		$submission = $this->payment_form_submission;
 
 		// No need to send free invoices to the gateway.
-		if ( $invoice->is_free() ) {
-			$invoice->set_gateway( 'none' );
-			$invoice->add_note( __( "This is a free invoice and won't be sent to the payment gateway", 'invoicing' ), false, false, true );
+		if ($invoice->is_free()) {
+			$invoice->set_gateway('none');
+			$invoice->add_note(__("This is a free invoice and won't be sent to the payment gateway", 'invoicing'), false, false, true);
 			$invoice->mark_paid();
-			wpinv_send_to_success_page( array( 'invoice_key' => $invoice->get_key() ) );
+			wpinv_send_to_success_page(array('invoice_key' => $invoice->get_key()));
 		}
 
 		// Clear any checkout errors.
 		wpinv_clear_errors();
 
 		// Fires before sending to the gateway.
-		do_action( 'getpaid_checkout_before_gateway', $invoice, $submission );
+		do_action('getpaid_checkout_before_gateway', $invoice, $submission);
 
 		// Allow the sumission data to be modified before it is sent to the gateway.
 		$submission_data    = $submission->get_data();
-		$submission_gateway = apply_filters( 'getpaid_gateway_submission_gateway', $invoice->get_gateway(), $submission, $invoice );
-		$submission_data    = apply_filters( 'getpaid_gateway_submission_data', $submission_data, $submission, $invoice );
+		$submission_gateway = apply_filters('getpaid_gateway_submission_gateway', $invoice->get_gateway(), $submission, $invoice);
+		$submission_data    = apply_filters('getpaid_gateway_submission_data', $submission_data, $submission, $invoice);
 
 		// Validate the currency.
-		if ( ! apply_filters( "getpaid_gateway_{$submission_gateway}_is_valid_for_currency", true, $invoice->get_currency() ) ) {
-			wpinv_set_error( 'invalid_currency', __( 'The chosen payment gateway does not support the invoice currency', 'invoicing' ) );
+		if (!apply_filters("getpaid_gateway_{$submission_gateway}_is_valid_for_currency", true, $invoice->get_currency())) {
+			wpinv_set_error('invalid_currency', __('The chosen payment gateway does not support the invoice currency', 'invoicing'));
 		}
 
 		// Check to see if we have any errors.
-		if ( wpinv_get_errors() ) {
+		if (wpinv_get_errors()) {
 			wpinv_send_back_to_checkout();
 		}
 
 		// Send info to the gateway for payment processing
-		do_action( "getpaid_gateway_$submission_gateway", $invoice, $submission_data, $submission );
+		do_action("getpaid_gateway_$submission_gateway", $invoice, $submission_data, $submission);
 
 		// Backwards compatibility.
-		wpinv_send_to_gateway( $submission_gateway, $invoice );
+		wpinv_send_to_gateway($submission_gateway, $invoice);
 
 	}
 
@@ -343,9 +343,9 @@ 
      * Sends a redrect response to payment details.
      *
      */
-    public function send_redirect_response( $url ) {
-        $url = urlencode( $url );
-        wp_send_json_success( $url );
+    public function send_redirect_response($url) {
+        $url = urlencode($url);
+        wp_send_json_success($url);
     }
 
 }

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

Spacing +106 added lines, -106 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
 	exit;
 }
 
@@ -134,8 +134,8 @@ 
 		$this->state   = wpinv_get_default_state();
 
 		// Do we have an actual submission?
-		if ( isset( $_POST['getpaid_payment_form_submission'] ) ) {
-			$this->load_data( $_POST );
+		if (isset($_POST['getpaid_payment_form_submission'])) {
+			$this->load_data($_POST);
 		}
 
 	}
@@ -145,19 +145,19 @@ 
 	 *
 	 * @param array $data
 	 */
-	public function load_data( $data ) {
+	public function load_data($data) {
 
 		// Remove slashes from the submitted data...
-		$data       = wp_unslash( $data );
+		$data       = wp_unslash($data);
 
 		// Allow plugins to filter the data.
-		$data       = apply_filters( 'getpaid_submission_data', $data, $this );
+		$data       = apply_filters('getpaid_submission_data', $data, $this);
 
 		// Cache it...
 		$this->data = $data;
 
 		// Then generate a unique id from the data.
-		$this->id   = md5( wp_json_encode( $data ) );
+		$this->id   = md5(wp_json_encode($data));
 
 		// Finally, process the submission.
 		try {
@@ -167,26 +167,26 @@ 
 			$processors = apply_filters(
 				'getpaid_payment_form_submission_processors',
 				array(
-					array( $this, 'process_payment_form' ),
-					array( $this, 'process_invoice' ),
-					array( $this, 'process_fees' ),
-					array( $this, 'process_items' ),
-					array( $this, 'process_taxes' ),
-					array( $this, 'process_discount' ),
+					array($this, 'process_payment_form'),
+					array($this, 'process_invoice'),
+					array($this, 'process_fees'),
+					array($this, 'process_items'),
+					array($this, 'process_taxes'),
+					array($this, 'process_discount'),
 				),
 				$this		
 			);
 
-			foreach ( $processors as $processor ) {
-				call_user_func_array( $processor, array( &$this ) );
+			foreach ($processors as $processor) {
+				call_user_func_array($processor, array(&$this));
 			}
 
-		} catch ( Exception $e ) {
+		} catch (Exception $e) {
 			$this->last_error = $e->getMessage();
 		}
 
 		// Fired when we are done processing a submission.
-		do_action_ref_array( 'getpaid_process_submission', array( &$this ) );
+		do_action_ref_array('getpaid_process_submission', array(&$this));
 
 	}
 
@@ -207,18 +207,18 @@ 
 	public function process_payment_form() {
 
 		// Every submission needs an active payment form.
-		if ( empty( $this->data['form_id'] ) ) {
-			throw new Exception( __( 'Missing payment form', 'invoicing' ) );
+		if (empty($this->data['form_id'])) {
+			throw new Exception(__('Missing payment form', 'invoicing'));
 		}
 
 		// Fetch the payment form.
-		$this->payment_form = new GetPaid_Payment_Form( $this->data['form_id'] );
+		$this->payment_form = new GetPaid_Payment_Form($this->data['form_id']);
 
-		if ( ! $this->payment_form->is_active() ) {
-			throw new Exception( __( 'Payment form not active', 'invoicing' ) );
+		if (!$this->payment_form->is_active()) {
+			throw new Exception(__('Payment form not active', 'invoicing'));
 		}
 
-		do_action_ref_array( 'getpaid_submissions_process_payment_form', array( &$this ) );
+		do_action_ref_array('getpaid_submissions_process_payment_form', array(&$this));
 	}
 
     /**
@@ -248,30 +248,30 @@ 
 	public function process_invoice() {
 
 		// Abort if there is no invoice.
-		if ( empty( $this->data['invoice_id'] ) ) {
+		if (empty($this->data['invoice_id'])) {
 			return;
 		}
 
 		// If the submission is for an existing invoice, ensure that it exists
 		// and that it is not paid for.
-		$invoice = wpinv_get_invoice( $this->data['invoice_id'] );
+		$invoice = wpinv_get_invoice($this->data['invoice_id']);
 
-        if ( empty( $invoice ) ) {
-			throw new Exception( __( 'Invalid invoice', 'invoicing' ) );
+        if (empty($invoice)) {
+			throw new Exception(__('Invalid invoice', 'invoicing'));
 		}
 
-		if ( $invoice->is_paid() ) {
-			throw new Exception( __( 'This invoice is already paid for.', 'invoicing' ) );
+		if ($invoice->is_paid()) {
+			throw new Exception(__('This invoice is already paid for.', 'invoicing'));
 		}
 
-		$this->payment_form->set_items( $invoice->get_items() );
+		$this->payment_form->set_items($invoice->get_items());
 		$this->payment_form->invoice = $invoice;
 
 		$this->country = $invoice->get_country();
 		$this->state   = $invoice->get_state();
 		$this->invoice = $invoice;
 
-		do_action_ref_array( 'getpaid_submissions_process_invoice', array( &$this ) );
+		do_action_ref_array('getpaid_submissions_process_invoice', array(&$this));
 	}
 
 	/**
@@ -291,7 +291,7 @@ 
 	 * @return bool
 	 */
 	public function has_invoice() {
-		return ! empty( $this->invoice );
+		return !empty($this->invoice);
 	}
 
 	/*
@@ -310,13 +310,13 @@ 
 	 */
 	public function process_items() {
 
-		$processor = new GetPaid_Payment_Form_Submission_Items( $this );
+		$processor = new GetPaid_Payment_Form_Submission_Items($this);
 
-		foreach ( $processor->items as $item ) {
-			$this->add_item( $item );
+		foreach ($processor->items as $item) {
+			$this->add_item($item);
 		}
 
-		do_action_ref_array( 'getpaid_submissions_process_items', array( &$this ) );
+		do_action_ref_array('getpaid_submissions_process_items', array(&$this));
 	}
 
 	/**
@@ -325,18 +325,18 @@ 
 	 * @since 1.0.19
 	 * @param GetPaid_Form_Item $item
 	 */
-	public function add_item( $item ) {
+	public function add_item($item) {
 
 		// Make sure that it is available for purchase.
-		if ( ! $item->can_purchase() ) {
+		if (!$item->can_purchase()) {
 			return;
 		}
 
 		// Each submission can only contain one recurring item.
-		if ( $item->is_recurring() ) {
+		if ($item->is_recurring()) {
 
-			if ( $this->has_recurring != 0 ) {
-				throw new Exception( __( 'You can only buy one recurring item at a time.', 'invoicing' ) );
+			if ($this->has_recurring != 0) {
+				throw new Exception(__('You can only buy one recurring item at a time.', 'invoicing'));
 			}
 
 			$this->has_recurring = $item->get_id();
@@ -344,7 +344,7 @@ 
 		}
 
 		// Update the items and totals.
-		$this->items[ $item->get_id() ]         = $item;
+		$this->items[$item->get_id()]         = $item;
 		$this->totals['subtotal']['initial']   += $item->get_sub_total();
 		$this->totals['subtotal']['recurring'] += $item->get_recurring_sub_total();
 
@@ -358,17 +358,17 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function remove_item( $item_id ) {
+	public function remove_item($item_id) {
 
-		if ( isset( $this->items[ $item_id ] ) ) {
-			$this->totals['subtotal']['initial']   -= $this->items[ $item_id ]->get_sub_total();
-			$this->totals['subtotal']['recurring'] -= $this->items[ $item_id ]->get_recurring_sub_total();
+		if (isset($this->items[$item_id])) {
+			$this->totals['subtotal']['initial']   -= $this->items[$item_id]->get_sub_total();
+			$this->totals['subtotal']['recurring'] -= $this->items[$item_id]->get_recurring_sub_total();
 
-			if ( $this->items[ $item_id ]->is_recurring() ) {
+			if ($this->items[$item_id]->is_recurring()) {
 				$this->has_recurring = 0;
 			}
 
-			unset( $this->items[ $item_id ] );
+			unset($this->items[$item_id]);
 		}
 		
 	}
@@ -418,26 +418,26 @@ 
 	public function process_taxes() {
 
 		// Abort if we're not using taxes.
-		if ( ! $this->use_taxes() ) {
+		if (!$this->use_taxes()) {
 			return;
 		}
 
 		// If a custom country && state has been passed in, use it to calculate taxes.
-		if ( ! empty( $this->data['wpinv_country'] ) ) {
+		if (!empty($this->data['wpinv_country'])) {
 			$this->country = $this->data['wpinv_country'];
 		}
 
-		if ( ! empty( $this->data['wpinv_state'] ) ) {
+		if (!empty($this->data['wpinv_state'])) {
 			$this->country = $this->data['wpinv_state'];
 		}
 
-		$processor = new GetPaid_Payment_Form_Submission_Taxes( $this );
+		$processor = new GetPaid_Payment_Form_Submission_Taxes($this);
 
-		foreach ( $processor->taxes as $tax ) {
-			$this->add_tax( $tax );
+		foreach ($processor->taxes as $tax) {
+			$this->add_tax($tax);
 		}
 
-		do_action_ref_array( 'getpaid_submissions_process_taxes', array( &$this ) );
+		do_action_ref_array('getpaid_submissions_process_taxes', array(&$this));
 	}
 
 	/**
@@ -446,10 +446,10 @@ 
 	 * @param array $tax An array of tax details. name, initial_tax, and recurring_tax are required.
 	 * @since 1.0.19
 	 */
-	public function add_tax( $tax ) {
-		$this->taxes[ $tax['name'] ]         = $tax;
-		$this->totals['taxes']['initial']   += wpinv_sanitize_amount( $tax['initial_tax'] );
-		$this->totals['taxes']['recurring'] += wpinv_sanitize_amount( $tax['recurring_tax'] );
+	public function add_tax($tax) {
+		$this->taxes[$tax['name']]         = $tax;
+		$this->totals['taxes']['initial']   += wpinv_sanitize_amount($tax['initial_tax']);
+		$this->totals['taxes']['recurring'] += wpinv_sanitize_amount($tax['recurring_tax']);
 	}
 
 	/**
@@ -457,12 +457,12 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function remove_tax( $tax_name ) {
+	public function remove_tax($tax_name) {
 
-		if ( isset( $this->taxes[ $tax_name ] ) ) {
-			$this->totals['taxes']['initial']   -= $this->taxes[ $tax_name ]['initial_tax'];
-			$this->totals['taxes']['recurring'] -= $this->taxes[ $tax_name ]['recurring_tax'];
-			unset( $this->taxes[ $tax_name ] );
+		if (isset($this->taxes[$tax_name])) {
+			$this->totals['taxes']['initial']   -= $this->taxes[$tax_name]['initial_tax'];
+			$this->totals['taxes']['recurring'] -= $this->taxes[$tax_name]['recurring_tax'];
+			unset($this->taxes[$tax_name]);
 		}
 
 	}
@@ -476,11 +476,11 @@ 
 
 		$use_taxes = wpinv_use_taxes();
 
-		if ( $this->has_invoice() && ! $this->invoice->is_taxable() ) {
+		if ($this->has_invoice() && !$this->invoice->is_taxable()) {
 			$use_taxes = false;
 		}
 
-		return apply_filters( 'getpaid_submission_use_taxes', $use_taxes, $this );
+		return apply_filters('getpaid_submission_use_taxes', $use_taxes, $this);
 
 	}
 
@@ -529,13 +529,13 @@ 
 
 		$initial_total    = $this->get_subtotal() + $this->get_fee() + $this->get_tax();
 		$recurring_total  = $this->get_recurring_subtotal() + $this->get_recurring_fee() + $this->get_recurring_tax();
-		$processor        = new GetPaid_Payment_Form_Submission_Discount( $this, $initial_total, $recurring_total );
+		$processor        = new GetPaid_Payment_Form_Submission_Discount($this, $initial_total, $recurring_total);
 
-		foreach ( $processor->discounts as $discount ) {
-			$this->add_discount( $discount );
+		foreach ($processor->discounts as $discount) {
+			$this->add_discount($discount);
 		}
 
-		do_action_ref_array( 'getpaid_submissions_process_discounts', array( &$this ) );
+		do_action_ref_array('getpaid_submissions_process_discounts', array(&$this));
 	}
 
 	/**
@@ -544,10 +544,10 @@ 
 	 * @param array $discount An array of discount details. name, initial_discount, and recurring_discount are required. Include discount_code if the discount is from a discount code.
 	 * @since 1.0.19
 	 */
-	public function add_discount( $discount ) {
-		$this->discounts[ $discount['name'] ]   = $discount;
-		$this->totals['discount']['initial']   += wpinv_sanitize_amount( $discount['initial_discount'] );
-		$this->totals['discount']['recurring'] += wpinv_sanitize_amount( $discount['recurring_discount'] );
+	public function add_discount($discount) {
+		$this->discounts[$discount['name']]   = $discount;
+		$this->totals['discount']['initial']   += wpinv_sanitize_amount($discount['initial_discount']);
+		$this->totals['discount']['recurring'] += wpinv_sanitize_amount($discount['recurring_discount']);
 	}
 
 	/**
@@ -555,12 +555,12 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function remove_discount( $name ) {
+	public function remove_discount($name) {
 
-		if ( isset( $this->discounts[ $name ] ) ) {
-			$this->totals['discount']['initial']   -= $this->discounts[ $name ]['initial_discount'];
-			$this->totals['discount']['recurring'] -= $this->discounts[ $name ]['recurring_discount'];
-			unset( $this->discounts[ $name ] );
+		if (isset($this->discounts[$name])) {
+			$this->totals['discount']['initial']   -= $this->discounts[$name]['initial_discount'];
+			$this->totals['discount']['recurring'] -= $this->discounts[$name]['recurring_discount'];
+			unset($this->discounts[$name]);
 		}
 
 	}
@@ -572,7 +572,7 @@ 
 	 * @return bool
 	 */
 	public function has_discount_code() {
-		return ! empty( $this->discounts['discount_code'] );
+		return !empty($this->discounts['discount_code']);
 	}
 
 	/**
@@ -629,13 +629,13 @@ 
 	 */
 	public function process_fees() {
 
-		$fees_processor = new GetPaid_Payment_Form_Submission_Fees( $this );
+		$fees_processor = new GetPaid_Payment_Form_Submission_Fees($this);
 
-		foreach ( $fees_processor->fees as $fee ) {
-			$this->add_fee( $fee );
+		foreach ($fees_processor->fees as $fee) {
+			$this->add_fee($fee);
 		}
 
-		do_action_ref_array( 'getpaid_submissions_process_fees', array( &$this ) );
+		do_action_ref_array('getpaid_submissions_process_fees', array(&$this));
 	}
 
 	/**
@@ -644,11 +644,11 @@ 
 	 * @param array $fee An array of fee details. name, initial_fee, and recurring_fee are required.
 	 * @since 1.0.19
 	 */
-	public function add_fee( $fee ) {
+	public function add_fee($fee) {
 
-		$this->fees[ $fee['name'] ]         = $fee;
-		$this->totals['fees']['initial']   += wpinv_sanitize_amount( $fee['initial_fee'] );
-		$this->totals['fees']['recurring'] += wpinv_sanitize_amount( $fee['recurring_fee'] );
+		$this->fees[$fee['name']]         = $fee;
+		$this->totals['fees']['initial']   += wpinv_sanitize_amount($fee['initial_fee']);
+		$this->totals['fees']['recurring'] += wpinv_sanitize_amount($fee['recurring_fee']);
 
 	}
 
@@ -657,12 +657,12 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function remove_fee( $name ) {
+	public function remove_fee($name) {
 
-		if ( isset( $this->fees[ $name ] ) ) {
-			$this->totals['fees']['initial']   -= $this->fees[ $name ]['initial_fee'];
-			$this->totals['fees']['recurring'] -= $this->fees[ $name ]['recurring_fee'];
-			unset( $this->fees[ $name ] );
+		if (isset($this->fees[$name])) {
+			$this->totals['fees']['initial']   -= $this->fees[$name]['initial_fee'];
+			$this->totals['fees']['recurring'] -= $this->fees[$name]['recurring_fee'];
+			unset($this->fees[$name]);
 		}
 
 	}
@@ -701,7 +701,7 @@ 
 	 * @since 1.0.19
 	 */
 	public function has_fees() {
-		return count( $this->fees ) !== 0;
+		return count($this->fees) !== 0;
 	}
 
 	/*
@@ -719,7 +719,7 @@ 
 	 */
 	public function get_total() {
 		$total = $this->get_subtotal() + $this->get_fee() + $this->get_tax() - $this->get_discount();
-		return max( $total, 0 );
+		return max($total, 0);
 	}
 
 	/**
@@ -729,7 +729,7 @@ 
 	 */
 	public function get_recurring_total() {
 		$total = $this->get_recurring_subtotal() + $this->get_recurring_fee() + $this->get_recurring_tax() - $this->get_recurring_discount();
-		return max( $total, 0 );
+		return max($total, 0);
 	}
 
 	/**
@@ -741,12 +741,12 @@ 
 		$initial   = $this->get_total();
 		$recurring = $this->get_recurring_total();
 
-		if ( $this->has_recurring == 0 ) {
+		if ($this->has_recurring == 0) {
 			$recurring = 0;
 		}
 
 		$collect = $initial > 0 || $recurring > 0;
-		return apply_filters( 'getpaid_submission_should_collect_payment_details', $collect, $this  );
+		return apply_filters('getpaid_submission_should_collect_payment_details', $collect, $this);
 	}
 
 	/**
@@ -755,7 +755,7 @@ 
 	 * @since 1.0.19
 	 */
 	public function get_billing_email() {
-		return apply_filters( 'getpaid_get_submission_billing_email', $this->get_field( 'billing_email' ), $this  );
+		return apply_filters('getpaid_get_submission_billing_email', $this->get_field('billing_email'), $this);
 	}
 
 	/**
@@ -765,7 +765,7 @@ 
 	 */
 	public function has_billing_email() {
 		$billing_email = $this->get_billing_email();
-		return ! empty( $billing_email ) && is_email( $billing_email );
+		return !empty($billing_email) && is_email($billing_email);
 	}
 
 	/**
@@ -795,8 +795,8 @@ 
 	 * @since 1.0.19
 	 * @return mixed
 	 */
-	public function get_field( $field ) {
-		return isset( $this->data[ $field ] ) ? $this->data[ $field ] : '';
+	public function get_field($field) {
+		return isset($this->data[$field]) ? $this->data[$field] : '';
 	}
 
 	/**
@@ -804,8 +804,8 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function is_required_field_set( $field ) {
-		return empty( $field['required'] ) || ! empty( $this->data[ $field['id'] ] );
+	public function is_required_field_set($field) {
+		return empty($field['required']) || !empty($this->data[$field['id']]);
 	}
 
 	/**
@@ -813,8 +813,8 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function format_amount( $amount ) {
-		return wpinv_price( $amount, $this->get_currency() );
+	public function format_amount($amount) {
+		return wpinv_price($amount, $this->get_currency());
 	}
 
 }

includes/class-getpaid-daily-maintenance.php

Spacing +21 added lines, -21 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Daily maintenance class.
@@ -15,18 +15,18 @@ 
 	/**
 	 * Class constructor.
 	 */
-	public function __construct(){
+	public function __construct() {
 
 		// Clear deprecated events.
-		add_action( 'wp', array( $this, 'maybe_clear_deprecated_events' ) );
+		add_action('wp', array($this, 'maybe_clear_deprecated_events'));
 
 		// (Maybe) schedule a cron that runs daily.
-		add_action( 'wp', array( $this, 'maybe_create_scheduled_event' ) );
+		add_action('wp', array($this, 'maybe_create_scheduled_event'));
 
 		// Fired everyday at 7 a.m (this might vary for sites with few visitors)
-		add_action( 'getpaid_daily_maintenance', array( $this, 'log_cron_run' ) );
-		add_action( 'getpaid_daily_maintenance', array( $this, 'backwards_compat' ) );
-		add_action( 'getpaid_daily_maintenance', array( $this, 'maybe_expire_subscriptions' ) );
+		add_action('getpaid_daily_maintenance', array($this, 'log_cron_run'));
+		add_action('getpaid_daily_maintenance', array($this, 'backwards_compat'));
+		add_action('getpaid_daily_maintenance', array($this, 'maybe_expire_subscriptions'));
 
 	}
 
@@ -36,9 +36,9 @@ 
 	 */
 	public function maybe_create_scheduled_event() {
 
-		if ( ! wp_next_scheduled( 'getpaid_daily_maintenance' ) ) {
-			$timestamp = strtotime( 'tomorrow 07:00:00', current_time( 'timestamp' ) );
-			wp_schedule_event( $timestamp, 'daily', 'getpaid_daily_maintenance' );
+		if (!wp_next_scheduled('getpaid_daily_maintenance')) {
+			$timestamp = strtotime('tomorrow 07:00:00', current_time('timestamp'));
+			wp_schedule_event($timestamp, 'daily', 'getpaid_daily_maintenance');
 		}
 
 	}
@@ -49,10 +49,10 @@ 
 	 */
 	public function maybe_clear_deprecated_events() {
 
-		if ( ! get_option( 'wpinv_cleared_old_events' ) ) {
-			wp_clear_scheduled_hook( 'wpinv_register_schedule_event_twicedaily' );
-			wp_clear_scheduled_hook( 'wpinv_register_schedule_event_daily' );
-			update_option( 'wpinv_cleared_old_events', 1 );
+		if (!get_option('wpinv_cleared_old_events')) {
+			wp_clear_scheduled_hook('wpinv_register_schedule_event_twicedaily');
+			wp_clear_scheduled_hook('wpinv_register_schedule_event_daily');
+			update_option('wpinv_cleared_old_events', 1);
 		}
 
 	}
@@ -62,7 +62,7 @@ 
 	 *
 	 */
 	public function backwards_compat() {
-		do_action( 'wpinv_register_schedule_event_daily' );
+		do_action('wpinv_register_schedule_event_daily');
 	}
 
 	/**
@@ -72,7 +72,7 @@ 
 	public function maybe_expire_subscriptions() {
 
 		// Fetch expired subscriptions (skips those that expire today).
-		$args  = array(
+		$args = array(
 			'number'             => -1,
 			'count_total'        => false,
 			'status'             => 'trialling active failing cancelled',
@@ -82,11 +82,11 @@ 
 			),
 		);
 
-		$subscriptions = new GetPaid_Subscriptions_Query( $args );
+		$subscriptions = new GetPaid_Subscriptions_Query($args);
 
-		foreach ( $subscriptions->get_results() as $subscription ) {
-			if ( apply_filters( 'getpaid_daily_maintenance_should_expire_subscription', true, $subscription ) ) {
-				$subscription->set_status( 'expired' );
+		foreach ($subscriptions->get_results() as $subscription) {
+			if (apply_filters('getpaid_daily_maintenance_should_expire_subscription', true, $subscription)) {
+				$subscription->set_status('expired');
 				$subscription->save();
 			}
 		}
@@ -98,7 +98,7 @@ 
 	 *
 	 */
 	public function log_cron_run() {
-		wpinv_error_log( 'GetPaid Daily Cron' );
+		wpinv_error_log('GetPaid Daily Cron');
 	}
 
 }

includes/class-wpinv-discount.php

Spacing +289 added lines, -289 removed lines

@@ -5,7 +5,7 @@ 
  * @since   1.0.15
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Discount class.
@@ -13,7 +13,7 @@ 
  * @since 1.0.15
  *
  */
-class WPInv_Discount extends GetPaid_Data  {
+class WPInv_Discount extends GetPaid_Data {
 
 	/**
 	 * Which data store to load.
@@ -79,35 +79,35 @@ 
 	 *
 	 * @param int|array|string|WPInv_Discount|WP_Post $discount discount data, object, ID or code.
 	 */
-	public function __construct( $discount = 0 ) {
-		parent::__construct( $discount );
+	public function __construct($discount = 0) {
+		parent::__construct($discount);
 
-		if ( is_numeric( $discount ) && 'wpi_discount' === get_post_type( $discount ) ) {
-			$this->set_id( $discount );
-		} elseif ( $discount instanceof self ) {
-			$this->set_id( $discount->get_id() );
-		} elseif ( ! empty( $discount->ID ) ) {
-			$this->set_id( $discount->ID );
-		} elseif ( is_array( $discount ) ) {
-			$this->set_props( $discount );
+		if (is_numeric($discount) && 'wpi_discount' === get_post_type($discount)) {
+			$this->set_id($discount);
+		} elseif ($discount instanceof self) {
+			$this->set_id($discount->get_id());
+		} elseif (!empty($discount->ID)) {
+			$this->set_id($discount->ID);
+		} elseif (is_array($discount)) {
+			$this->set_props($discount);
 
-			if ( isset( $discount['ID'] ) ) {
-				$this->set_id( $discount['ID'] );
+			if (isset($discount['ID'])) {
+				$this->set_id($discount['ID']);
 			}
 
-		} elseif ( is_scalar( $discount ) && $discount = self::get_discount_id_by_code( $discount ) ) {
-			$this->set_id( $discount );
+		} elseif (is_scalar($discount) && $discount = self::get_discount_id_by_code($discount)) {
+			$this->set_id($discount);
 		} else {
-			$this->set_object_read( true );
+			$this->set_object_read(true);
 		}
 
         // Load the datastore.
-		$this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
+		$this->data_store = GetPaid_Data_Store::load($this->data_store_name);
 
-		if ( $this->get_id() > 0 ) {
-            $this->post = get_post( $this->get_id() );
+		if ($this->get_id() > 0) {
+            $this->post = get_post($this->get_id());
             $this->ID   = $this->get_id();
-			$this->data_store->read( $this );
+			$this->data_store->read($this);
         }
 
 	}
@@ -123,50 +123,50 @@ 
 	 * @since 1.0.15
 	 * @return array|bool array of discount details on success. False otherwise.
 	 */
-	public static function get_data_by( $field, $value ) {
+	public static function get_data_by($field, $value) {
 
-		if ( 'id' == strtolower( $field ) ) {
+		if ('id' == strtolower($field)) {
 			// Make sure the value is numeric to avoid casting objects, for example,
 			// to int 1.
-			if ( ! is_numeric( $value ) )
+			if (!is_numeric($value))
 				return false;
-			$value = intval( $value );
-			if ( $value < 1 )
+			$value = intval($value);
+			if ($value < 1)
 				return false;
 		}
 
-		if ( ! $value || ! is_string( $field ) ) {
+		if (!$value || !is_string($field)) {
 			return false;
 		}
 
-		$field = trim( $field );
+		$field = trim($field);
 
 		// prepare query args
-		switch ( strtolower( $field ) ) {
+		switch (strtolower($field)) {
 			case 'id':
 				$discount_id = $value;
-				$args		 = array( 'include' => array( $value ) );
+				$args = array('include' => array($value));
 				break;
 			case 'discount_code':
 			case 'code':
-				$value       = trim( $value );
-				$discount_id = wp_cache_get( $value, 'WPInv_Discount_Codes' );
-				$args		 = array( 'meta_key' => '_wpi_discount_code', 'meta_value' => $value );
+				$value       = trim($value);
+				$discount_id = wp_cache_get($value, 'WPInv_Discount_Codes');
+				$args = array('meta_key' => '_wpi_discount_code', 'meta_value' => $value);
 				break;
 			case 'name':
 				$discount_id = 0;
-				$args		 = array( 'name' => trim( $value ) );
+				$args		 = array('name' => trim($value));
 				break;
 			default:
-				$args		 = apply_filters( "wpinv_discount_get_data_by_{$field}_args", null, $value );
-				if ( ! is_array( $args ) ) {
-					return apply_filters( "wpinv_discount_get_data_by_$field", false, $value );
+				$args		 = apply_filters("wpinv_discount_get_data_by_{$field}_args", null, $value);
+				if (!is_array($args)) {
+					return apply_filters("wpinv_discount_get_data_by_$field", false, $value);
 				}
 
 		}
 
 		// Check if there is a cached value.
-		if ( ! empty( $discount_id ) && $discount = wp_cache_get( (int) $discount_id, 'WPInv_Discounts' ) ) {
+		if (!empty($discount_id) && $discount = wp_cache_get((int) $discount_id, 'WPInv_Discounts')) {
 			return $discount;
 		}
 
@@ -175,13 +175,13 @@ 
 			array(
 				'post_type'      => 'wpi_discount',
 				'posts_per_page' => 1,
-				'post_status'    => array( 'publish', 'pending', 'draft', 'expired' )
+				'post_status'    => array('publish', 'pending', 'draft', 'expired')
 			)
 		);
 
-		$discount = get_posts( $args );
+		$discount = get_posts($args);
 
-		if( empty( $discount ) ) {
+		if (empty($discount)) {
 			return false;
 		}
 
@@ -190,30 +190,30 @@ 
 		// Prepare the return data.
 		$return = array(
             'ID'                          => $discount->ID,
-            'code'                        => get_post_meta( $discount->ID, '_wpi_discount_code', true ),
-            'amount'                      => get_post_meta( $discount->ID, '_wpi_discount_amount', true ),
+            'code'                        => get_post_meta($discount->ID, '_wpi_discount_code', true),
+            'amount'                      => get_post_meta($discount->ID, '_wpi_discount_amount', true),
             'date_created'                => $discount->post_date,
 			'date_modified'               => $discount->post_modified,
 			'status'               		  => $discount->post_status,
-			'start'                  	  => get_post_meta( $discount->ID, '_wpi_discount_start', true ),
-            'expiration'                  => get_post_meta( $discount->ID, '_wpi_discount_expiration', true ),
-            'type'               		  => get_post_meta( $discount->ID, '_wpi_discount_type', true ),
+			'start'                  	  => get_post_meta($discount->ID, '_wpi_discount_start', true),
+            'expiration'                  => get_post_meta($discount->ID, '_wpi_discount_expiration', true),
+            'type'               		  => get_post_meta($discount->ID, '_wpi_discount_type', true),
             'description'                 => $discount->post_excerpt,
-            'uses'                 		  => get_post_meta( $discount->ID, '_wpi_discount_uses', true ),
-            'is_single_use'               => get_post_meta( $discount->ID, '_wpi_discount_is_single_use', true ),
-            'items'              	      => get_post_meta( $discount->ID, '_wpi_discount_items', true ),
-            'excluded_items'              => get_post_meta( $discount->ID, '_wpi_discount_excluded_items', true ),
-            'max_uses'                    => get_post_meta( $discount->ID, '_wpi_discount_max_uses', true ),
-            'is_recurring'                => get_post_meta( $discount->ID, '_wpi_discount_is_recurring', true ),
-            'min_total'                   => get_post_meta( $discount->ID, '_wpi_discount_min_total', true ),
-            'max_total'                   => get_post_meta( $discount->ID, '_wpi_discount_max_total', true ),
+            'uses'                 		  => get_post_meta($discount->ID, '_wpi_discount_uses', true),
+            'is_single_use'               => get_post_meta($discount->ID, '_wpi_discount_is_single_use', true),
+            'items'              	      => get_post_meta($discount->ID, '_wpi_discount_items', true),
+            'excluded_items'              => get_post_meta($discount->ID, '_wpi_discount_excluded_items', true),
+            'max_uses'                    => get_post_meta($discount->ID, '_wpi_discount_max_uses', true),
+            'is_recurring'                => get_post_meta($discount->ID, '_wpi_discount_is_recurring', true),
+            'min_total'                   => get_post_meta($discount->ID, '_wpi_discount_min_total', true),
+            'max_total'                   => get_post_meta($discount->ID, '_wpi_discount_max_total', true),
         );
 
-		$return = apply_filters( 'wpinv_discount_properties', $return );
+		$return = apply_filters('wpinv_discount_properties', $return);
 
 		// Update the cache with our data
-		wp_cache_add( $discount->ID, $return, 'WPInv_Discounts' );
-		wp_cache_add( $return['code'], $discount->ID, 'WPInv_Discount_Codes' );
+		wp_cache_add($discount->ID, $return, 'WPInv_Discounts');
+		wp_cache_add($return['code'], $discount->ID, 'WPInv_Discount_Codes');
 
 		return $return;
 	}
@@ -227,19 +227,19 @@ 
 	 * @since 1.0.15
 	 * @return int
 	 */
-	public static function get_discount_id_by_code( $discount_code ) {
+	public static function get_discount_id_by_code($discount_code) {
 
 		// Trim the code.
-		$discount_code = trim( $discount_code );
+		$discount_code = trim($discount_code);
 
 		// Ensure a value has been passed.
-		if ( empty( $discount_code ) ) {
+		if (empty($discount_code)) {
 			return 0;
 		}
 
 		// Maybe retrieve from the cache.
-		$discount_id   = wp_cache_get( $discount_code, 'getpaid_discount_codes' );
-		if ( ! empty( $discount_id ) ) {
+		$discount_id = wp_cache_get($discount_code, 'getpaid_discount_codes');
+		if (!empty($discount_id)) {
 			return $discount_id;
 		}
 
@@ -250,19 +250,19 @@ 
 				'meta_value'     => $discount_code,
 				'post_type'      => 'wpi_discount',
 				'posts_per_page' => 1,
-				'post_status'    => array( 'publish', 'pending', 'draft', 'expired' ),
+				'post_status'    => array('publish', 'pending', 'draft', 'expired'),
 				'fields'         => 'ids',
 			)
 		);
 
-		if ( empty( $discounts ) ) {
+		if (empty($discounts)) {
 			return 0;
 		}
 
 		$discount_id = $discounts[0];
 
 		// Update the cache with our data
-		wp_cache_add( get_post_meta( $discount_id, '_wpi_discount_code', true ), $discount_id, 'getpaid_discount_codes' );
+		wp_cache_add(get_post_meta($discount_id, '_wpi_discount_code', true), $discount_id, 'getpaid_discount_codes');
 
 		return $discount_id;
 	}
@@ -275,8 +275,8 @@ 
 	 *
 	 * @return bool Whether the given discount field is set.
 	 */
-	public function __isset( $key ){
-		return isset( $this->data[$key] ) || method_exists( $this, "get_$key");
+	public function __isset($key) {
+		return isset($this->data[$key]) || method_exists($this, "get_$key");
 	}
 
 	/*
@@ -301,8 +301,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_status( $context = 'view' ) {
-		return $this->get_prop( 'status', $context );
+	public function get_status($context = 'view') {
+		return $this->get_prop('status', $context);
     }
 
     /**
@@ -312,8 +312,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_version( $context = 'view' ) {
-		return $this->get_prop( 'version', $context );
+	public function get_version($context = 'view') {
+		return $this->get_prop('version', $context);
     }
 
     /**
@@ -323,8 +323,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_created( $context = 'view' ) {
-		return $this->get_prop( 'date_created', $context );
+	public function get_date_created($context = 'view') {
+		return $this->get_prop('date_created', $context);
     }
 
     /**
@@ -334,11 +334,11 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_created_gmt( $context = 'view' ) {
-        $date = $this->get_date_created( $context );
+	public function get_date_created_gmt($context = 'view') {
+        $date = $this->get_date_created($context);
 
-        if ( $date ) {
-            $date = get_gmt_from_date( $date );
+        if ($date) {
+            $date = get_gmt_from_date($date);
         }
 		return $date;
     }
@@ -350,8 +350,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_modified( $context = 'view' ) {
-		return $this->get_prop( 'date_modified', $context );
+	public function get_date_modified($context = 'view') {
+		return $this->get_prop('date_modified', $context);
     }
 
     /**
@@ -361,11 +361,11 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_date_modified_gmt( $context = 'view' ) {
-        $date = $this->get_date_modified( $context );
+	public function get_date_modified_gmt($context = 'view') {
+        $date = $this->get_date_modified($context);
 
-        if ( $date ) {
-            $date = get_gmt_from_date( $date );
+        if ($date) {
+            $date = get_gmt_from_date($date);
         }
 		return $date;
     }
@@ -377,8 +377,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_name( $context = 'view' ) {
-		return $this->get_prop( 'name', $context );
+	public function get_name($context = 'view') {
+		return $this->get_prop('name', $context);
     }
 
     /**
@@ -388,8 +388,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_title( $context = 'view' ) {
-		return $this->get_name( $context );
+	public function get_title($context = 'view') {
+		return $this->get_name($context);
     }
 
     /**
@@ -399,8 +399,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_description( $context = 'view' ) {
-		return $this->get_prop( 'description', $context );
+	public function get_description($context = 'view') {
+		return $this->get_prop('description', $context);
     }
 
     /**
@@ -410,8 +410,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_excerpt( $context = 'view' ) {
-		return $this->get_description( $context );
+	public function get_excerpt($context = 'view') {
+		return $this->get_description($context);
     }
 
     /**
@@ -421,8 +421,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_summary( $context = 'view' ) {
-		return $this->get_description( $context );
+	public function get_summary($context = 'view') {
+		return $this->get_description($context);
     }
 
     /**
@@ -432,8 +432,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_author( $context = 'view' ) {
-		return (int) $this->get_prop( 'author', $context );
+	public function get_author($context = 'view') {
+		return (int) $this->get_prop('author', $context);
 	}
 	
 	/**
@@ -443,8 +443,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_code( $context = 'view' ) {
-		return $this->get_prop( 'code', $context );
+	public function get_code($context = 'view') {
+		return $this->get_prop('code', $context);
 	}
 	
 	/**
@@ -454,8 +454,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_coupon_code( $context = 'view' ) {
-		return $this->get_code( $context );
+	public function get_coupon_code($context = 'view') {
+		return $this->get_code($context);
 	}
 	
 	/**
@@ -465,8 +465,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_discount_code( $context = 'view' ) {
-		return $this->get_code( $context );
+	public function get_discount_code($context = 'view') {
+		return $this->get_code($context);
 	}
 	
 	/**
@@ -476,8 +476,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_amount( $context = 'view' ) {
-		return $this->get_prop( 'amount', $context );
+	public function get_amount($context = 'view') {
+		return $this->get_prop('amount', $context);
 	}
 
 	/**
@@ -488,13 +488,13 @@ 
 	 */
 	public function get_formatted_amount() {
 
-		if ( $this->is_type( 'flat' ) ) {
-			$rate = wpinv_price( wpinv_format_amount( $this->get_amount() ) );
+		if ($this->is_type('flat')) {
+			$rate = wpinv_price(wpinv_format_amount($this->get_amount()));
 		} else {
 			$rate = $this->get_amount() . '%';
 		}
 
-		return apply_filters( 'wpinv_format_discount_rate', $rate, $this->get_type(), $this->get_amount() );
+		return apply_filters('wpinv_format_discount_rate', $rate, $this->get_type(), $this->get_amount());
 	}
 	
 	/**
@@ -504,8 +504,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_start( $context = 'view' ) {
-		return $this->get_prop( 'start', $context );
+	public function get_start($context = 'view') {
+		return $this->get_prop('start', $context);
 	}
 	
 	/**
@@ -515,8 +515,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_start_date( $context = 'view' ) {
-		return $this->get_start( $context );
+	public function get_start_date($context = 'view') {
+		return $this->get_start($context);
 	}
 	
 	/**
@@ -526,8 +526,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_expiration( $context = 'view' ) {
-		return $this->get_prop( 'expiration', $context );
+	public function get_expiration($context = 'view') {
+		return $this->get_prop('expiration', $context);
 	}
 	
 	/**
@@ -537,8 +537,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_expiration_date( $context = 'view' ) {
-		return $this->get_expiration( $context );
+	public function get_expiration_date($context = 'view') {
+		return $this->get_expiration($context);
 	}
 
 	/**
@@ -548,8 +548,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_end_date( $context = 'view' ) {
-		return $this->get_expiration( $context );
+	public function get_end_date($context = 'view') {
+		return $this->get_expiration($context);
 	}
 	
 	/**
@@ -559,8 +559,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return string
 	 */
-	public function get_type( $context = 'view' ) {
-		return $this->get_prop( 'type', $context );
+	public function get_type($context = 'view') {
+		return $this->get_prop('type', $context);
 	}
 
 	/**
@@ -570,8 +570,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_uses( $context = 'view' ) {
-		return (int) $this->get_prop( 'uses', $context );
+	public function get_uses($context = 'view') {
+		return (int) $this->get_prop('uses', $context);
 	}
 
 	/**
@@ -582,7 +582,7 @@ 
 	 */
 	public function get_usage() {
 
-		if ( ! $this->has_limit() ) {
+		if (!$this->has_limit()) {
 			return $this->get_uses() . ' / ' . ' &infin;';
 		}
 
@@ -597,9 +597,9 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int
 	 */
-	public function get_max_uses( $context = 'view' ) {
-		$max_uses = $this->get_prop( 'max_uses', $context );
-		return empty( $max_uses ) ? null : $max_uses;
+	public function get_max_uses($context = 'view') {
+		$max_uses = $this->get_prop('max_uses', $context);
+		return empty($max_uses) ? null : $max_uses;
 	}
 
 	/**
@@ -609,8 +609,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return bool
 	 */
-	public function get_is_single_use( $context = 'view' ) {
-		return $this->get_prop( 'is_single_use', $context );
+	public function get_is_single_use($context = 'view') {
+		return $this->get_prop('is_single_use', $context);
 	}
 
 	/**
@@ -620,8 +620,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return array
 	 */
-	public function get_items( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'items', $context ) );
+	public function get_items($context = 'view') {
+		return wpinv_parse_list($this->get_prop('items', $context));
 	}
 
 	/**
@@ -631,8 +631,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return array
 	 */
-	public function get_allowed_items( $context = 'view' ) {
-		return $this->get_items( $context );
+	public function get_allowed_items($context = 'view') {
+		return $this->get_items($context);
 	}
 
 	/**
@@ -642,8 +642,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return array
 	 */
-	public function get_excluded_items( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'excluded_items', $context ) );
+	public function get_excluded_items($context = 'view') {
+		return wpinv_parse_list($this->get_prop('excluded_items', $context));
 	}
 
 	/**
@@ -653,8 +653,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return int|string|bool
 	 */
-	public function get_is_recurring( $context = 'view' ) {
-		return $this->get_prop( 'is_recurring', $context );
+	public function get_is_recurring($context = 'view') {
+		return $this->get_prop('is_recurring', $context);
 	}
 
 	/**
@@ -664,9 +664,9 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_min_total( $context = 'view' ) {
-		$minimum = $this->get_prop( 'min_total', $context );
-		return empty( $minimum ) ? null : $minimum;
+	public function get_min_total($context = 'view') {
+		$minimum = $this->get_prop('min_total', $context);
+		return empty($minimum) ? null : $minimum;
 	}
 
 	/**
@@ -676,8 +676,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_minimum_total( $context = 'view' ) {
-		return $this->get_min_total( $context );
+	public function get_minimum_total($context = 'view') {
+		return $this->get_min_total($context);
 	}
 
 	/**
@@ -687,9 +687,9 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_max_total( $context = 'view' ) {
-		$maximum = $this->get_prop( 'max_total', $context );
-		return empty( $maximum ) ? null : $maximum;
+	public function get_max_total($context = 'view') {
+		$maximum = $this->get_prop('max_total', $context);
+		return empty($maximum) ? null : $maximum;
 	}
 
 	/**
@@ -699,8 +699,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return float
 	 */
-	public function get_maximum_total( $context = 'view' ) {
-		return $this->get_max_total( $context );
+	public function get_maximum_total($context = 'view') {
+		return $this->get_max_total($context);
 	}
 
 	/**
@@ -713,8 +713,8 @@ 
 	 * @param  string $context View or edit context.
 	 * @return mixed Value of the given discount property (if set).
 	 */
-	public function get( $key, $context = 'view' ) {
-        return $this->get_prop( $key, $context );
+	public function get($key, $context = 'view') {
+        return $this->get_prop($key, $context);
 	}
 
 	/*
@@ -734,10 +734,10 @@ 
 	 * @param  string $status New status.
 	 * @return array details of change.
 	 */
-	public function set_status( $status ) {
+	public function set_status($status) {
         $old_status = $this->get_status();
 
-        $this->set_prop( 'status', $status );
+        $this->set_prop('status', $status);
 
 		return array(
 			'from' => $old_status,
@@ -750,8 +750,8 @@ 
 	 *
 	 * @since 1.0.19
 	 */
-	public function set_version( $value ) {
-		$this->set_prop( 'version', $value );
+	public function set_version($value) {
+		$this->set_prop('version', $value);
     }
 
     /**
@@ -761,11 +761,11 @@ 
 	 * @param string $value Value to set.
      * @return bool Whether or not the date was set.
 	 */
-	public function set_date_created( $value ) {
-        $date = strtotime( $value );
+	public function set_date_created($value) {
+        $date = strtotime($value);
 
-        if ( $date ) {
-            $this->set_prop( 'date_created', date( 'Y-m-d H:i:s', $date ) );
+        if ($date) {
+            $this->set_prop('date_created', date('Y-m-d H:i:s', $date));
             return true;
         }
 
@@ -780,11 +780,11 @@ 
 	 * @param string $value Value to set.
      * @return bool Whether or not the date was set.
 	 */
-	public function set_date_modified( $value ) {
-        $date = strtotime( $value );
+	public function set_date_modified($value) {
+        $date = strtotime($value);
 
-        if ( $date ) {
-            $this->set_prop( 'date_modified', date( 'Y-m-d H:i:s', $date ) );
+        if ($date) {
+            $this->set_prop('date_modified', date('Y-m-d H:i:s', $date));
             return true;
         }
 
@@ -798,9 +798,9 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New name.
 	 */
-	public function set_name( $value ) {
-        $name = sanitize_text_field( $value );
-		$this->set_prop( 'name', $name );
+	public function set_name($value) {
+        $name = sanitize_text_field($value);
+		$this->set_prop('name', $name);
     }
 
     /**
@@ -809,8 +809,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New name.
 	 */
-	public function set_title( $value ) {
-		$this->set_name( $value );
+	public function set_title($value) {
+		$this->set_name($value);
     }
 
     /**
@@ -819,9 +819,9 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New description.
 	 */
-	public function set_description( $value ) {
-        $description = wp_kses_post( $value );
-		return $this->set_prop( 'description', $description );
+	public function set_description($value) {
+        $description = wp_kses_post($value);
+		return $this->set_prop('description', $description);
     }
 
     /**
@@ -830,8 +830,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New description.
 	 */
-	public function set_excerpt( $value ) {
-		$this->set_description( $value );
+	public function set_excerpt($value) {
+		$this->set_description($value);
     }
 
     /**
@@ -840,8 +840,8 @@ 
 	 * @since 1.0.19
 	 * @param  string $value New description.
 	 */
-	public function set_summary( $value ) {
-		$this->set_description( $value );
+	public function set_summary($value) {
+		$this->set_description($value);
     }
 
     /**
@@ -850,8 +850,8 @@ 
 	 * @since 1.0.19
 	 * @param  int $value New author.
 	 */
-	public function set_author( $value ) {
-		$this->set_prop( 'author', (int) $value );
+	public function set_author($value) {
+		$this->set_prop('author', (int) $value);
 	}
 	
 	/**
@@ -860,9 +860,9 @@ 
 	 * @since 1.0.19
 	 * @param string $value New discount code.
 	 */
-	public function set_code( $value ) {
-		$code = sanitize_text_field( $value );
-		$this->set_prop( 'code', $code );
+	public function set_code($value) {
+		$code = sanitize_text_field($value);
+		$this->set_prop('code', $code);
 	}
 	
 	/**
@@ -871,8 +871,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value New discount code.
 	 */
-	public function set_coupon_code( $value ) {
-		$this->set_code( $value );
+	public function set_coupon_code($value) {
+		$this->set_code($value);
 	}
 	
 	/**
@@ -881,8 +881,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value New discount code.
 	 */
-	public function set_discount_code( $value ) {
-		$this->set_code( $value );
+	public function set_discount_code($value) {
+		$this->set_code($value);
 	}
 	
 	/**
@@ -891,9 +891,9 @@ 
 	 * @since 1.0.19
 	 * @param float $value New discount code.
 	 */
-	public function set_amount( $value ) {
-		$amount = floatval( wpinv_sanitize_amount( $value ) );
-		$this->set_prop( 'amount', $amount );
+	public function set_amount($value) {
+		$amount = floatval(wpinv_sanitize_amount($value));
+		$this->set_prop('amount', $amount);
 	}
 
 	/**
@@ -902,15 +902,15 @@ 
 	 * @since 1.0.19
 	 * @param float $value New start date.
 	 */
-	public function set_start( $value ) {
-		$date = strtotime( $value );
+	public function set_start($value) {
+		$date = strtotime($value);
 
-        if ( $date ) {
-            $this->set_prop( 'start', date( 'Y-m-d H:i', $date ) );
+        if ($date) {
+            $this->set_prop('start', date('Y-m-d H:i', $date));
             return true;
 		}
 		
-		$this->set_prop( 'start', '' );
+		$this->set_prop('start', '');
 
         return false;
 	}
@@ -921,8 +921,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value New start date.
 	 */
-	public function set_start_date( $value ) {
-		$this->set_start( $value );
+	public function set_start_date($value) {
+		$this->set_start($value);
 	}
 
 	/**
@@ -931,15 +931,15 @@ 
 	 * @since 1.0.19
 	 * @param float $value New expiration date.
 	 */
-	public function set_expiration( $value ) {
-		$date = strtotime( $value );
+	public function set_expiration($value) {
+		$date = strtotime($value);
 
-        if ( $date ) {
-            $this->set_prop( 'expiration', date( 'Y-m-d H:i', $date ) );
+        if ($date) {
+            $this->set_prop('expiration', date('Y-m-d H:i', $date));
             return true;
         }
 
-		$this->set_prop( 'expiration', '' );
+		$this->set_prop('expiration', '');
         return false;
 	}
 
@@ -949,8 +949,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value New expiration date.
 	 */
-	public function set_expiration_date( $value ) {
-		$this->set_expiration( $value );
+	public function set_expiration_date($value) {
+		$this->set_expiration($value);
 	}
 
 	/**
@@ -959,8 +959,8 @@ 
 	 * @since 1.0.19
 	 * @param string $value New expiration date.
 	 */
-	public function set_end_date( $value ) {
-		$this->set_expiration( $value );
+	public function set_end_date($value) {
+		$this->set_expiration($value);
 	}
 
 	/**
@@ -969,9 +969,9 @@ 
 	 * @since 1.0.19
 	 * @param string $value New discount type.
 	 */
-	public function set_type( $value ) {
-		if ( $value && array_key_exists( sanitize_text_field( $value ), wpinv_get_discount_types() ) ) {
-			$this->set_prop( 'type', sanitize_text_field( $value ) );
+	public function set_type($value) {
+		if ($value && array_key_exists(sanitize_text_field($value), wpinv_get_discount_types())) {
+			$this->set_prop('type', sanitize_text_field($value));
 		}
 	}
 
@@ -981,15 +981,15 @@ 
 	 * @since 1.0.19
 	 * @param int $value usage count.
 	 */
-	public function set_uses( $value ) {
+	public function set_uses($value) {
 
 		$value = (int) $value;
 
-		if ( $value < 0 ) {
+		if ($value < 0) {
 			$value = 0;
 		}
 
-		$this->set_prop( 'uses', (int) $value );
+		$this->set_prop('uses', (int) $value);
 	}
 
 	/**
@@ -998,8 +998,8 @@ 
 	 * @since 1.0.19
 	 * @param int $value maximum usage count.
 	 */
-	public function set_max_uses( $value ) {
-		$this->set_prop( 'max_uses', absint( $value ) );
+	public function set_max_uses($value) {
+		$this->set_prop('max_uses', absint($value));
 	}
 
 	/**
@@ -1008,8 +1008,8 @@ 
 	 * @since 1.0.19
 	 * @param int|bool $value is single use.
 	 */
-	public function set_is_single_use( $value ) {
-		$this->set_prop( 'is_single_use', (bool) $value );
+	public function set_is_single_use($value) {
+		$this->set_prop('is_single_use', (bool) $value);
 	}
 
 	/**
@@ -1018,8 +1018,8 @@ 
 	 * @since 1.0.19
 	 * @param array $value items.
 	 */
-	public function set_items( $value ) {
-		$this->set_prop( 'items', wpinv_parse_list( $value ) );
+	public function set_items($value) {
+		$this->set_prop('items', wpinv_parse_list($value));
 	}
 
 	/**
@@ -1028,8 +1028,8 @@ 
 	 * @since 1.0.19
 	 * @param array $value items.
 	 */
-	public function set_allowed_items( $value ) {
-		$this->set_items( $value );
+	public function set_allowed_items($value) {
+		$this->set_items($value);
 	}
 
 	/**
@@ -1038,8 +1038,8 @@ 
 	 * @since 1.0.19
 	 * @param array $value items.
 	 */
-	public function set_excluded_items( $value ) {
-		$this->set_prop( 'excluded_items', wpinv_parse_list( $value ) );
+	public function set_excluded_items($value) {
+		$this->set_prop('excluded_items', wpinv_parse_list($value));
 	}
 
 	/**
@@ -1048,8 +1048,8 @@ 
 	 * @since 1.0.19
 	 * @param int|bool $value is recurring.
 	 */
-	public function set_is_recurring( $value ) {
-		$this->set_prop( 'is_recurring', (bool) $value );
+	public function set_is_recurring($value) {
+		$this->set_prop('is_recurring', (bool) $value);
 	}
 
 	/**
@@ -1058,8 +1058,8 @@ 
 	 * @since 1.0.19
 	 * @param float $value minimum total.
 	 */
-	public function set_min_total( $value ) {
-		$this->set_prop( 'min_total', (float) wpinv_sanitize_amount( $value ) );
+	public function set_min_total($value) {
+		$this->set_prop('min_total', (float) wpinv_sanitize_amount($value));
 	}
 
 	/**
@@ -1068,8 +1068,8 @@ 
 	 * @since 1.0.19
 	 * @param float $value minimum total.
 	 */
-	public function set_minimum_total( $value ) {
-		$this->set_min_total( $value );
+	public function set_minimum_total($value) {
+		$this->set_min_total($value);
 	}
 
 	/**
@@ -1078,8 +1078,8 @@ 
 	 * @since 1.0.19
 	 * @param float $value maximum total.
 	 */
-	public function set_max_total( $value ) {
-		$this->set_prop( 'max_total', (float) wpinv_sanitize_amount( $value ) );
+	public function set_max_total($value) {
+		$this->set_prop('max_total', (float) wpinv_sanitize_amount($value));
 	}
 
 	/**
@@ -1088,23 +1088,23 @@ 
 	 * @since 1.0.19
 	 * @param float $value maximum total.
 	 */
-	public function set_maximum_total( $value ) {
-		$this->set_max_total( $value );
+	public function set_maximum_total($value) {
+		$this->set_max_total($value);
 	}
 
 	/**
 	 * @deprecated
 	 */
-	public function refresh(){}
+	public function refresh() {}
 
 	/**
 	 * @deprecated
 	 *
 	 */
-	public function update_status( $status = 'publish' ){
+	public function update_status($status = 'publish') {
 
-		if ( $this->exists() && $this->get_status() != $status ) {
-			$this->set_status( $status );
+		if ($this->exists() && $this->get_status() != $status) {
+			$this->set_status($status);
 			$this->save();
 		}
 
@@ -1124,9 +1124,9 @@ 
 	 *
 	 * @since 1.0.15
 	 */
-	public function exists(){
+	public function exists() {
 		$id = $this->get_id();
-		return ! empty( $id );
+		return !empty($id);
 	}
 
 	/**
@@ -1137,7 +1137,7 @@ 
 	 * @since 1.0.15
 	 * @return bool
 	 */
-	public function is_type( $type ) {
+	public function is_type($type) {
 		return $this->get_type() == $type;
 	}
 
@@ -1159,7 +1159,7 @@ 
 	 */
 	public function has_limit() {
 		$limit = $this->get_max_uses();
-		return ! empty( $limit );
+		return !empty($limit);
 	}
 
 	/**
@@ -1180,13 +1180,13 @@ 
 	 */
 	public function has_exceeded_limit() {
 
-		if ( ! $this->has_limit() || ! $this->has_uses() ) {
-			$exceeded = false ;
+		if (!$this->has_limit() || !$this->has_uses()) {
+			$exceeded = false;
 		} else {
-			$exceeded = ! ( (int) $this->get_max_uses() < $this->get_uses() );
+			$exceeded = !((int) $this->get_max_uses() < $this->get_uses());
 		}
 
-		return apply_filters( 'wpinv_is_discount_maxed_out', $exceeded, $this->get_id(), $this, $this->get_code() );
+		return apply_filters('wpinv_is_discount_maxed_out', $exceeded, $this->get_id(), $this, $this->get_code());
 	}
 
 	/**
@@ -1197,7 +1197,7 @@ 
 	 */
 	public function has_expiration_date() {
 		$date = $this->get_expiration_date();
-		return ! empty( $date );
+		return !empty($date);
 	}
 
 	/**
@@ -1207,8 +1207,8 @@ 
 	 * @return bool
 	 */
 	public function is_expired() {
-		$expired = $this->has_expiration_date() ? current_time( 'timestamp' ) > strtotime( $this->get_expiration_date() ) : false;
-		return apply_filters( 'wpinv_is_discount_expired', $expired, $this->get_id(), $this, $this->get_code() );
+		$expired = $this->has_expiration_date() ? current_time('timestamp') > strtotime($this->get_expiration_date()) : false;
+		return apply_filters('wpinv_is_discount_expired', $expired, $this->get_id(), $this, $this->get_code());
 	}
 
 	/**
@@ -1219,7 +1219,7 @@ 
 	 */
 	public function has_start_date() {
 		$date = $this->get_start_date();
-		return ! empty( $date );
+		return !empty($date);
 	}
 
 	/**
@@ -1229,8 +1229,8 @@ 
 	 * @return bool
 	 */
 	public function has_started() {
-		$started = $this->has_start_date() ? true : current_time( 'timestamp' ) > strtotime( $this->get_start_date() );
-		return apply_filters( 'wpinv_is_discount_started', $started, $this->get_id(), $this, $this->get_code() );
+		$started = $this->has_start_date() ? true : current_time('timestamp') > strtotime($this->get_start_date());
+		return apply_filters('wpinv_is_discount_started', $started, $this->get_id(), $this, $this->get_code());
 	}
 
 	/**
@@ -1241,7 +1241,7 @@ 
 	 */
 	public function has_allowed_items() {
 		$allowed_items = $this->get_allowed_items();
-		return ! empty( $allowed_items );
+		return !empty($allowed_items);
 	}
 
 	/**
@@ -1252,7 +1252,7 @@ 
 	 */
 	public function has_excluded_items() {
 		$excluded_items = $this->get_excluded_items();
-		return ! empty( $excluded_items );
+		return !empty($excluded_items);
 	}
 
 	/**
@@ -1262,17 +1262,17 @@ 
 	 * @since 1.0.15
 	 * @return boolean
 	 */
-	public function is_valid_for_items( $item_ids ) {
+	public function is_valid_for_items($item_ids) {
 
-		$item_ids = wp_parse_id_list( $item_ids );
-		$included = array_intersect( $item_ids, $this->get_allowed_items() );
-		$excluded = array_intersect( $item_ids, $this->get_excluded_items() );
+		$item_ids = wp_parse_id_list($item_ids);
+		$included = array_intersect($item_ids, $this->get_allowed_items());
+		$excluded = array_intersect($item_ids, $this->get_excluded_items());
 
-		if ( $this->has_excluded_items() && ! empty( $excluded ) ) {
+		if ($this->has_excluded_items() && !empty($excluded)) {
 			return false;
 		}
 
-		if ( $this->has_allowed_items() && empty( $included ) ) {
+		if ($this->has_allowed_items() && empty($included)) {
 			return false;
 		}
 
@@ -1286,8 +1286,8 @@ 
 	 * @since 1.0.15
 	 * @return boolean
 	 */
-	public function is_valid_for_amount( $amount ) {
-		return $this->is_minimum_amount_met( $amount ) && $this->is_maximum_amount_met( $amount );
+	public function is_valid_for_amount($amount) {
+		return $this->is_minimum_amount_met($amount) && $this->is_maximum_amount_met($amount);
 	}
 
 	/**
@@ -1298,7 +1298,7 @@ 
 	 */
 	public function has_minimum_amount() {
 		$minimum = $this->get_minimum_total();
-		return ! empty( $minimum );
+		return !empty($minimum);
 	}
 
 	/**
@@ -1308,10 +1308,10 @@ 
 	 * @since 1.0.15
 	 * @return boolean
 	 */
-	public function is_minimum_amount_met( $amount ) {
-		$amount = floatval( wpinv_sanitize_amount( $amount ) );
-		$min_met= ! ( $this->has_minimum_amount() && $amount < floatval( wpinv_sanitize_amount( $this->get_minimum_total() ) ) );
-		return apply_filters( 'wpinv_is_discount_min_met', $min_met, $this->get_id(), $this, $this->get_code(), $amount );
+	public function is_minimum_amount_met($amount) {
+		$amount = floatval(wpinv_sanitize_amount($amount));
+		$min_met = !($this->has_minimum_amount() && $amount < floatval(wpinv_sanitize_amount($this->get_minimum_total())));
+		return apply_filters('wpinv_is_discount_min_met', $min_met, $this->get_id(), $this, $this->get_code(), $amount);
 	}
 
 	/**
@@ -1322,7 +1322,7 @@ 
 	 */
 	public function has_maximum_amount() {
 		$maximum = $this->get_maximum_total();
-		return ! empty( $maximum );
+		return !empty($maximum);
 	}
 
 	/**
@@ -1332,10 +1332,10 @@ 
 	 * @since 1.0.15
 	 * @return boolean
 	 */
-	public function is_maximum_amount_met( $amount ) {
-		$amount = floatval( wpinv_sanitize_amount( $amount ) );
-		$max_met= ! ( $this->has_maximum_amount() && $amount > floatval( wpinv_sanitize_amount( $this->get_maximum_total() ) ) );
-		return apply_filters( 'wpinv_is_discount_max_met', $max_met, $this->get_id(), $this, $this->get_code(), $amount );
+	public function is_maximum_amount_met($amount) {
+		$amount = floatval(wpinv_sanitize_amount($amount));
+		$max_met = !($this->has_maximum_amount() && $amount > floatval(wpinv_sanitize_amount($this->get_maximum_total())));
+		return apply_filters('wpinv_is_discount_max_met', $max_met, $this->get_id(), $this, $this->get_code(), $amount);
 	}
 
 	/**
@@ -1346,7 +1346,7 @@ 
 	 */
 	public function is_recurring() {
 		$recurring = $this->get_is_recurring();
-		return ! empty( $recurring );
+		return !empty($recurring);
 	}
 
 	/**
@@ -1357,7 +1357,7 @@ 
 	 */
 	public function is_single_use() {
 		$usage = $this->get_is_single_use();
-		return ! empty( $usage );
+		return !empty($usage);
 	}
 
 	/**
@@ -1367,37 +1367,37 @@ 
 	 * @since 1.0.15
 	 * @return boolean
 	 */
-	public function is_valid_for_user( $user ) {
+	public function is_valid_for_user($user) {
 
 		// Ensure that the discount is single use.
-		if ( empty( $user ) || ! $this->is_single_use() ) {
+		if (empty($user) || !$this->is_single_use()) {
 			return true;
 		}
 
 		// Prepare the user id.
 		$user_id = 0;
-        if ( is_numeric( $user ) ) {
-            $user_id = absint( $user );
-        } else if ( is_email( $user ) && $user_data = get_user_by( 'email', $user ) ) {
+        if (is_numeric($user)) {
+            $user_id = absint($user);
+        } else if (is_email($user) && $user_data = get_user_by('email', $user)) {
             $user_id = $user_data->ID;
-        } else if ( $user_data = get_user_by( 'login', $user ) ) {
+        } else if ($user_data = get_user_by('login', $user)) {
             $user_id = $user_data->ID;
         }
 
 		// Ensure that we have a user.
-		if ( empty( $user_id ) ) {
+		if (empty($user_id)) {
 			return true;
 		}
 
 		// Get all payments with matching user id.
-        $payments = wpinv_get_invoices( array( 'user' => $user_id, 'limit' => false, 'paginate' => false ) );
-		$code     = strtolower( $this->get_code() );
+        $payments = wpinv_get_invoices(array('user' => $user_id, 'limit' => false, 'paginate' => false));
+		$code = strtolower($this->get_code());
 
 		// For each payment...
-		foreach ( $payments as $payment ) {
+		foreach ($payments as $payment) {
 
 			// Only check for paid invoices.
-			if ( $payment->is_paid() && strtolower( $payment->get_discount_code() ) == $code ) {
+			if ($payment->is_paid() && strtolower($payment->get_discount_code()) == $code) {
 				return false;
 			}
 
@@ -1423,24 +1423,24 @@ 
 	 * @param int $by The number of usages to increas by.
 	 * @return int
 	 */
-	public function increase_usage( $by = 1 ) {
+	public function increase_usage($by = 1) {
 
 		// Abort if zero.
-		if ( empty( $by ) ) {
+		if (empty($by)) {
 			return;
 		}
 
 		// Increase the usage.
-		$this->set_uses( $this->get_uses() + (int) $by );
+		$this->set_uses($this->get_uses() + (int) $by);
 
 		// Save the discount.
 		$this->save();
 
 		// Fire relevant hooks.
-		if( (int) $by > 0 ) {
-			do_action( 'wpinv_discount_increase_use_count', $this->get_uses(), $this->get_id(), $this->get_code(),  absint( $by ) );
+		if ((int) $by > 0) {
+			do_action('wpinv_discount_increase_use_count', $this->get_uses(), $this->get_id(), $this->get_code(), absint($by));
 		} else {
-			do_action( 'wpinv_discount_decrease_use_count', $this->get_uses(), $this->get_id(), $this->get_code(), absint( $by ) );
+			do_action('wpinv_discount_decrease_use_count', $this->get_uses(), $this->get_id(), $this->get_code(), absint($by));
 		}
 
 		// Return the number of times the discount has been used.
@@ -1464,7 +1464,7 @@ 
 	 * @param float $amount
 	 * @return float
 	 */
-	public function get_discounted_amount( $amount ) {
+	public function get_discounted_amount($amount) {
 
 		// Convert amount to float.
 		$amount = (float) $amount;
@@ -1472,29 +1472,29 @@ 
 		// Get discount amount.
 		$discount_amount = $this->get_amount();
 
-		if ( empty( $discount_amount ) ) {
+		if (empty($discount_amount)) {
 			return 0;
 		}
 
 		// Format the amount.
-		$discount_amount = floatval( wpinv_sanitize_amount( $discount_amount ) );
+		$discount_amount = floatval(wpinv_sanitize_amount($discount_amount));
 		
 		// If this is a percentage discount.
-		if ( $this->is_type( 'percent' ) ) {
-            $discount_amount = $amount * ( $discount_amount / 100 );
+		if ($this->is_type('percent')) {
+            $discount_amount = $amount * ($discount_amount / 100);
 		}
 
 		// Discount can not be less than zero...
-		if ( $discount_amount < 0 ) {
+		if ($discount_amount < 0) {
 			$discount_amount = 0;
 		}
 
 		// ... or more than the amount.
-		if ( $discount_amount > $amount ) {
+		if ($discount_amount > $amount) {
 			$discount_amount = $amount;
 		}
 
-		return apply_filters( 'wpinv_discount_total_discount_amount', $discount_amount, $amount, $this );
+		return apply_filters('wpinv_discount_total_discount_amount', $discount_amount, $amount, $this);
 	}
 
 }

includes/wpinv-item-functions.php

Spacing +180 added lines, -180 removed lines

@@ -6,7 +6,7 @@ 
  * @package Invoicing
  */
  
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Retrieves an item by it's ID.
@@ -14,9 +14,9 @@ 
  * @param int the item ID to retrieve.
  * @return WPInv_Item|false
  */
-function wpinv_get_item_by_id( $id ) {
-    $item = wpinv_get_item( $id );
-    return empty( $item ) || $id != $item->get_id() ? false : $item;
+function wpinv_get_item_by_id($id) {
+    $item = wpinv_get_item($id);
+    return empty($item) || $id != $item->get_id() ? false : $item;
 }
 
 /**
@@ -24,14 +24,14 @@ 
  * 
  * @return WPInv_Item|false
  */
-function wpinv_get_item_by( $field = '', $value = '', $type = '' ) {
+function wpinv_get_item_by($field = '', $value = '', $type = '') {
 
-    if ( 'id' == strtolower( $field ) ) {
-        return wpinv_get_item_by_id( $field );
+    if ('id' == strtolower($field)) {
+        return wpinv_get_item_by_id($field);
     }
 
-    $id = WPInv_Item::get_item_id_by_field( $value, strtolower( $field ), $type );
-    return $id ? wpinv_get_item( $id ) : false;
+    $id = WPInv_Item::get_item_id_by_field($value, strtolower($field), $type);
+    return $id ? wpinv_get_item($id) : false;
 
 }
 
@@ -41,22 +41,22 @@ 
  * @param int|WPInv_Item the item to retrieve.
  * @return WPInv_Item|false
  */
-function wpinv_get_item( $item = 0 ) {
+function wpinv_get_item($item = 0) {
     
-    if ( empty( $item ) ) {
+    if (empty($item)) {
         return false;
     }
 
-    $item = new WPInv_Item( $item );
+    $item = new WPInv_Item($item);
     return $item->get_id() ? $item : false;
 
 }
 
-function wpinv_get_all_items( $args = array() ) {
+function wpinv_get_all_items($args = array()) {
 
-    $args = wp_parse_args( $args, array(
-        'status'         => array( 'publish' ),
-        'limit'          => get_option( 'posts_per_page' ),
+    $args = wp_parse_args($args, array(
+        'status'         => array('publish'),
+        'limit'          => get_option('posts_per_page'),
         'page'           => 1,
         'exclude'        => array(),
         'orderby'        => 'date',
@@ -65,7 +65,7 @@ 
         'meta_query'     => array(),
         'return'         => 'objects',
         'paginate'       => false,
-    ) );
+    ));
 
     $wp_query_args = array(
         'post_type'      => 'wpi_item',
@@ -75,26 +75,26 @@ 
         'fields'         => 'ids',
         'orderby'        => $args['orderby'],
         'order'          => $args['order'],
-        'paged'          => absint( $args['page'] ),
+        'paged'          => absint($args['page']),
     );
 
-    if ( ! empty( $args['exclude'] ) ) {
-        $wp_query_args['post__not_in'] = array_map( 'absint', $args['exclude'] );
+    if (!empty($args['exclude'])) {
+        $wp_query_args['post__not_in'] = array_map('absint', $args['exclude']);
     }
 
-    if ( ! $args['paginate' ] ) {
+    if (!$args['paginate']) {
         $wp_query_args['no_found_rows'] = true;
     }
 
-    if ( ! empty( $args['search'] ) ) {
+    if (!empty($args['search'])) {
         $wp_query_args['s'] = $args['search'];
     }
 
-    if ( ! empty( $args['type'] ) && $args['type'] !== wpinv_item_types() ) {
-        $types = wpinv_parse_list( $args['type'] );
+    if (!empty($args['type']) && $args['type'] !== wpinv_item_types()) {
+        $types = wpinv_parse_list($args['type']);
         $wp_query_args['meta_query'][] = array(
             'key'     => '_wpinv_type',
-            'value'   => implode( ',', $types ),
+            'value'   => implode(',', $types),
             'compare' => 'IN',
         );
     }
@@ -102,17 +102,17 @@ 
     $wp_query_args = apply_filters('wpinv_get_items_args', $wp_query_args, $args);
 
     // Get results.
-    $items = new WP_Query( $wp_query_args );
+    $items = new WP_Query($wp_query_args);
 
-    if ( 'objects' === $args['return'] ) {
-        $return = array_map( 'wpinv_get_item_by_id', $items->posts );
-    } elseif ( 'self' === $args['return'] ) {
+    if ('objects' === $args['return']) {
+        $return = array_map('wpinv_get_item_by_id', $items->posts);
+    } elseif ('self' === $args['return']) {
         return $items;
     } else {
         $return = $items->posts;
     }
 
-    if ( $args['paginate' ] ) {
+    if ($args['paginate']) {
         return (object) array(
             'items'      => $return,
             'total'         => $items->found_posts,
@@ -124,12 +124,12 @@ 
 
 }
 
-function wpinv_is_free_item( $item_id = 0 ) {
-    if( empty( $item_id ) ) {
+function wpinv_is_free_item($item_id = 0) {
+    if (empty($item_id)) {
         return false;
     }
 
-    $item = new WPInv_Item( $item_id );
+    $item = new WPInv_Item($item_id);
     
     return $item->is_free();
 }
@@ -139,21 +139,21 @@ 
  * 
  * @param WP_Post|WPInv_Item|Int $item The item to check for.
  */
-function wpinv_item_is_editable( $item = 0 ) {
+function wpinv_item_is_editable($item = 0) {
 
     // Fetch the item.
-    $item = new WPInv_Item( $item );
+    $item = new WPInv_Item($item);
 
     // Check if it is editable.
     return $item->is_editable();
 }
 
-function wpinv_get_item_price( $item_id = 0 ) {
-    if( empty( $item_id ) ) {
+function wpinv_get_item_price($item_id = 0) {
+    if (empty($item_id)) {
         return false;
     }
 
-    $item = new WPInv_Item( $item_id );
+    $item = new WPInv_Item($item_id);
     
     return $item->get_price();
 }
@@ -163,266 +163,266 @@ 
  *
  * @param WPInv_Item|int $item
  */
-function wpinv_is_recurring_item( $item = 0 ) {
-    $item = new WPInv_Item( $item ); 
+function wpinv_is_recurring_item($item = 0) {
+    $item = new WPInv_Item($item); 
     return $item->is_recurring();
 }
 
-function wpinv_item_price( $item_id = 0 ) {
-    if( empty( $item_id ) ) {
+function wpinv_item_price($item_id = 0) {
+    if (empty($item_id)) {
         return false;
     }
 
-    $price = wpinv_get_item_price( $item_id );
-    $price = wpinv_price( wpinv_format_amount( $price ) );
+    $price = wpinv_get_item_price($item_id);
+    $price = wpinv_price(wpinv_format_amount($price));
     
-    return apply_filters( 'wpinv_item_price', $price, $item_id );
+    return apply_filters('wpinv_item_price', $price, $item_id);
 }
 
-function wpinv_get_item_final_price( $item_id = 0, $amount_override = null ) {
-    if ( is_null( $amount_override ) ) {
-        $original_price = get_post_meta( $item_id, '_wpinv_price', true );
+function wpinv_get_item_final_price($item_id = 0, $amount_override = null) {
+    if (is_null($amount_override)) {
+        $original_price = get_post_meta($item_id, '_wpinv_price', true);
     } else {
         $original_price = $amount_override;
     }
     
     $price = $original_price;
 
-    return apply_filters( 'wpinv_get_item_final_price', $price, $item_id );
+    return apply_filters('wpinv_get_item_final_price', $price, $item_id);
 }
 
-function wpinv_item_custom_singular_name( $item_id ) {
-    if( empty( $item_id ) ) {
+function wpinv_item_custom_singular_name($item_id) {
+    if (empty($item_id)) {
         return false;
     }
 
-    $item = new WPInv_Item( $item_id );
+    $item = new WPInv_Item($item_id);
     
     return $item->get_custom_singular_name();
 }
 
 function wpinv_get_item_types() {
     $item_types = array(
-            'custom'    => __( 'Standard', 'invoicing' ),
-            'fee'       => __( 'Fee', 'invoicing' ),
+            'custom'    => __('Standard', 'invoicing'),
+            'fee'       => __('Fee', 'invoicing'),
         );
-    return apply_filters( 'wpinv_get_item_types', $item_types );
+    return apply_filters('wpinv_get_item_types', $item_types);
 }
 
 function wpinv_item_types() {
     $item_types = wpinv_get_item_types();
     
-    return ( !empty( $item_types ) ? array_keys( $item_types ) : array() );
+    return (!empty($item_types) ? array_keys($item_types) : array());
 }
 
-function wpinv_get_item_type( $item_id ) {
-    if( empty( $item_id ) ) {
+function wpinv_get_item_type($item_id) {
+    if (empty($item_id)) {
         return false;
     }
 
-    $item = new WPInv_Item( $item_id );
+    $item = new WPInv_Item($item_id);
     
     return $item->get_type();
 }
 
-function wpinv_item_type( $item_id ) {
+function wpinv_item_type($item_id) {
     $item_types = wpinv_get_item_types();
     
-    $item_type = wpinv_get_item_type( $item_id );
+    $item_type = wpinv_get_item_type($item_id);
     
-    if ( empty( $item_type ) ) {
+    if (empty($item_type)) {
         $item_type = '-';
     }
     
-    $item_type = isset( $item_types[$item_type] ) ? $item_types[$item_type] : __( $item_type, 'invoicing' );
+    $item_type = isset($item_types[$item_type]) ? $item_types[$item_type] : __($item_type, 'invoicing');
 
-    return apply_filters( 'wpinv_item_type', $item_type, $item_id );
+    return apply_filters('wpinv_item_type', $item_type, $item_id);
 }
 
-function wpinv_get_random_item( $post_ids = true ) {
-    wpinv_get_random_items( 1, $post_ids );
+function wpinv_get_random_item($post_ids = true) {
+    wpinv_get_random_items(1, $post_ids);
 }
 
-function wpinv_get_random_items( $num = 3, $post_ids = true ) {
-    if ( $post_ids ) {
-        $args = array( 'post_type' => 'wpi_item', 'orderby' => 'rand', 'post_count' => $num, 'fields' => 'ids' );
+function wpinv_get_random_items($num = 3, $post_ids = true) {
+    if ($post_ids) {
+        $args = array('post_type' => 'wpi_item', 'orderby' => 'rand', 'post_count' => $num, 'fields' => 'ids');
     } else {
-        $args = array( 'post_type' => 'wpi_item', 'orderby' => 'rand', 'post_count' => $num );
+        $args = array('post_type' => 'wpi_item', 'orderby' => 'rand', 'post_count' => $num);
     }
     
-    $args  = apply_filters( 'wpinv_get_random_items', $args );
+    $args = apply_filters('wpinv_get_random_items', $args);
     
-    return get_posts( $args );
+    return get_posts($args);
 }
 
-function wpinv_get_item_token( $url = '' ) {
+function wpinv_get_item_token($url = '') {
     $args    = array();
-    $hash    = apply_filters( 'wpinv_get_url_token_algorithm', 'sha256' );
-    $secret  = apply_filters( 'wpinv_get_url_token_secret', hash( $hash, wp_salt() ) );
+    $hash    = apply_filters('wpinv_get_url_token_algorithm', 'sha256');
+    $secret  = apply_filters('wpinv_get_url_token_secret', hash($hash, wp_salt()));
 
-    $parts   = parse_url( $url );
+    $parts   = parse_url($url);
     $options = array();
 
-    if ( isset( $parts['query'] ) ) {
-        wp_parse_str( $parts['query'], $query_args );
+    if (isset($parts['query'])) {
+        wp_parse_str($parts['query'], $query_args);
 
-        if ( ! empty( $query_args['o'] ) ) {
-            $options = explode( ':', rawurldecode( $query_args['o'] ) );
+        if (!empty($query_args['o'])) {
+            $options = explode(':', rawurldecode($query_args['o']));
 
-            if ( in_array( 'ip', $options ) ) {
+            if (in_array('ip', $options)) {
                 $args['ip'] = wpinv_get_ip();
             }
 
-            if ( in_array( 'ua', $options ) ) {
+            if (in_array('ua', $options)) {
                 $ua = wpinv_get_user_agent();
-                $args['user_agent'] = rawurlencode( $ua );
+                $args['user_agent'] = rawurlencode($ua);
             }
         }
     }
 
-    $args = apply_filters( 'wpinv_get_url_token_args', $args, $url, $options );
+    $args = apply_filters('wpinv_get_url_token_args', $args, $url, $options);
 
     $args['secret'] = $secret;
     $args['token']  = false;
 
-    $url   = add_query_arg( $args, $url );
-    $parts = parse_url( $url );
+    $url   = add_query_arg($args, $url);
+    $parts = parse_url($url);
 
-    if ( ! isset( $parts['path'] ) ) {
+    if (!isset($parts['path'])) {
         $parts['path'] = '';
     }
 
-    $token = md5( $parts['path'] . '?' . $parts['query'] );
+    $token = md5($parts['path'] . '?' . $parts['query']);
 
     return $token;
 }
 
-function wpinv_validate_url_token( $url = '' ) {
+function wpinv_validate_url_token($url = '') {
     $ret   = false;
-    $parts = parse_url( $url );
+    $parts = parse_url($url);
 
-    if ( isset( $parts['query'] ) ) {
-        wp_parse_str( $parts['query'], $query_args );
+    if (isset($parts['query'])) {
+        wp_parse_str($parts['query'], $query_args);
 
-        $allowed = apply_filters( 'wpinv_url_token_allowed_params', array(
+        $allowed = apply_filters('wpinv_url_token_allowed_params', array(
             'item',
             'ttl',
             'token'
-        ) );
+        ));
 
         $remove = array();
 
-        foreach( $query_args as $key => $value ) {
-            if( false === in_array( $key, $allowed ) ) {
+        foreach ($query_args as $key => $value) {
+            if (false === in_array($key, $allowed)) {
                 $remove[] = $key;
             }
         }
 
-        if( ! empty( $remove ) ) {
-            $url = remove_query_arg( $remove, $url );
+        if (!empty($remove)) {
+            $url = remove_query_arg($remove, $url);
         }
 
-        if ( isset( $query_args['ttl'] ) && current_time( 'timestamp' ) > $query_args['ttl'] ) {
-            wp_die( apply_filters( 'wpinv_item_link_expired_text', __( 'Sorry but your item link has expired.', 'invoicing' ) ), __( 'Error', 'invoicing' ), array( 'response' => 403 ) );
+        if (isset($query_args['ttl']) && current_time('timestamp') > $query_args['ttl']) {
+            wp_die(apply_filters('wpinv_item_link_expired_text', __('Sorry but your item link has expired.', 'invoicing')), __('Error', 'invoicing'), array('response' => 403));
         }
 
-        if ( isset( $query_args['token'] ) && $query_args['token'] == wpinv_get_item_token( $url ) ) {
+        if (isset($query_args['token']) && $query_args['token'] == wpinv_get_item_token($url)) {
             $ret = true;
         }
 
     }
 
-    return apply_filters( 'wpinv_validate_url_token', $ret, $url, $query_args );
+    return apply_filters('wpinv_validate_url_token', $ret, $url, $query_args);
 }
 
-function wpinv_item_in_cart( $item_id = 0, $options = array() ) {
+function wpinv_item_in_cart($item_id = 0, $options = array()) {
     $cart_items = wpinv_get_cart_contents();
 
     $ret = false;
 
-    if ( is_array( $cart_items ) ) {
-        foreach ( $cart_items as $item ) {
-            if ( $item['id'] == $item_id ) {
+    if (is_array($cart_items)) {
+        foreach ($cart_items as $item) {
+            if ($item['id'] == $item_id) {
                 $ret = true;
                 break;
             }
         }
     }
 
-    return (bool) apply_filters( 'wpinv_item_in_cart', $ret, $item_id, $options );
+    return (bool) apply_filters('wpinv_item_in_cart', $ret, $item_id, $options);
 }
 
-function wpinv_get_cart_item_tax( $item_id = 0, $subtotal = '', $options = array() ) {
+function wpinv_get_cart_item_tax($item_id = 0, $subtotal = '', $options = array()) {
     $tax = 0;
-    if ( ! wpinv_item_is_tax_exclusive( $item_id ) ) {
-        $country = !empty( $_POST['country'] ) ? $_POST['country'] : false;
-        $state   = isset( $_POST['state'] ) ? $_POST['state'] : '';
+    if (!wpinv_item_is_tax_exclusive($item_id)) {
+        $country = !empty($_POST['country']) ? $_POST['country'] : false;
+        $state   = isset($_POST['state']) ? $_POST['state'] : '';
 
-        $tax = wpinv_calculate_tax( $subtotal, $country, $state, $item_id );
+        $tax = wpinv_calculate_tax($subtotal, $country, $state, $item_id);
     }
 
-    return apply_filters( 'wpinv_get_cart_item_tax', $tax, $item_id, $subtotal, $options );
+    return apply_filters('wpinv_get_cart_item_tax', $tax, $item_id, $subtotal, $options);
 }
 
-function wpinv_cart_item_price( $item, $currency = '' ) {
+function wpinv_cart_item_price($item, $currency = '') {
 
-    if( empty( $currency ) ) {
+    if (empty($currency)) {
         $currency = wpinv_get_currency();
     }
 
-    $item_id    = isset( $item['id'] ) ? $item['id'] : 0;
-    $price      = isset( $item['item_price'] ) ? wpinv_round_amount( $item['item_price'] ) : 0;
-    $tax        = wpinv_price( wpinv_format_amount( $item['tax'] ) );
+    $item_id    = isset($item['id']) ? $item['id'] : 0;
+    $price      = isset($item['item_price']) ? wpinv_round_amount($item['item_price']) : 0;
+    $tax        = wpinv_price(wpinv_format_amount($item['tax']));
     
-    if ( !wpinv_is_free_item( $item_id ) && !wpinv_item_is_tax_exclusive( $item_id ) ) {
-        if ( wpinv_prices_show_tax_on_checkout() && !wpinv_prices_include_tax() ) {
+    if (!wpinv_is_free_item($item_id) && !wpinv_item_is_tax_exclusive($item_id)) {
+        if (wpinv_prices_show_tax_on_checkout() && !wpinv_prices_include_tax()) {
             $price += $tax;
         }
         
-        if( !wpinv_prices_show_tax_on_checkout() && wpinv_prices_include_tax() ) {
+        if (!wpinv_prices_show_tax_on_checkout() && wpinv_prices_include_tax()) {
             $price -= $tax;
         }        
     }
 
-    $price = wpinv_price( wpinv_format_amount( $price ), $currency );
+    $price = wpinv_price(wpinv_format_amount($price), $currency);
 
-    return apply_filters( 'wpinv_cart_item_price_label', $price, $item );
+    return apply_filters('wpinv_cart_item_price_label', $price, $item);
 }
 
-function wpinv_cart_item_subtotal( $item, $currency = '' ) {
+function wpinv_cart_item_subtotal($item, $currency = '') {
 
-    if( empty( $currency ) ) {
+    if (empty($currency)) {
         $currency = wpinv_get_currency();
     }
 
-    $subtotal   = isset( $item['subtotal'] ) ? $item['subtotal'] : 0;
-    $subtotal   = wpinv_price( wpinv_format_amount( $subtotal ), $currency );
+    $subtotal   = isset($item['subtotal']) ? $item['subtotal'] : 0;
+    $subtotal   = wpinv_price(wpinv_format_amount($subtotal), $currency);
 
-    return apply_filters( 'wpinv_cart_item_subtotal_label', $subtotal, $item );
+    return apply_filters('wpinv_cart_item_subtotal_label', $subtotal, $item);
 }
 
-function wpinv_cart_item_tax( $item, $currency = '' ) {
+function wpinv_cart_item_tax($item, $currency = '') {
     $tax        = '';
     $tax_rate   = '';
 
-    if( empty( $currency ) ) {
+    if (empty($currency)) {
         $currency = wpinv_get_currency();
     }
     
-    if ( isset( $item['tax'] ) && $item['tax'] > 0 && $item['subtotal'] > 0 ) {
-        $tax      = wpinv_price( wpinv_format_amount( $item['tax'] ), $currency );
-        $tax_rate = !empty( $item['vat_rate'] ) ? $item['vat_rate'] : ( $item['tax'] / $item['subtotal'] ) * 100;
-        $tax_rate = $tax_rate > 0 ? (float)wpinv_round_amount( $tax_rate, 4 ) : '';
+    if (isset($item['tax']) && $item['tax'] > 0 && $item['subtotal'] > 0) {
+        $tax      = wpinv_price(wpinv_format_amount($item['tax']), $currency);
+        $tax_rate = !empty($item['vat_rate']) ? $item['vat_rate'] : ($item['tax'] / $item['subtotal']) * 100;
+        $tax_rate = $tax_rate > 0 ? (float) wpinv_round_amount($tax_rate, 4) : '';
         $tax_rate = $tax_rate != '' ? ' <small class="tax-rate normal small">(' . $tax_rate . '%)</small>' : '';
     }
     
-    $tax        = $tax . $tax_rate;
+    $tax = $tax . $tax_rate;
     
-    if ( $tax === '' ) {
+    if ($tax === '') {
         $tax = 0; // Zero tax
     }
 
-    return apply_filters( 'wpinv_cart_item_tax_label', $tax, $item );
+    return apply_filters('wpinv_cart_item_tax_label', $tax, $item);
 }
 
 /**
@@ -431,13 +431,13 @@ 
  * @param WPInv_Item|int $item
  * @param bool $html
  */
-function wpinv_get_item_suffix( $item, $html = true ) {
+function wpinv_get_item_suffix($item, $html = true) {
 
-    $item   = new WPInv_Item( $item );
-    $suffix = $item->is_recurring() ? ' <span class="wpi-suffix">' . __( '(r)', 'invoicing' ) . '</span>' : '';
-    $suffix = $html ? $suffix : strip_tags( $suffix );
+    $item   = new WPInv_Item($item);
+    $suffix = $item->is_recurring() ? ' <span class="wpi-suffix">' . __('(r)', 'invoicing') . '</span>' : '';
+    $suffix = $html ? $suffix : strip_tags($suffix);
 
-    return apply_filters( 'wpinv_get_item_suffix', $suffix, $item, $html );
+    return apply_filters('wpinv_get_item_suffix', $suffix, $item, $html);
 }
 
 /**
@@ -446,9 +446,9 @@ 
  * @param WPInv_Item|int $item
  * @param bool $force_delete
  */
-function wpinv_remove_item( $item = 0, $force_delete = false ) {
-    $item = new WPInv_Item( $item );
-    $item->delete( $force_delete );
+function wpinv_remove_item($item = 0, $force_delete = false) {
+    $item = new WPInv_Item($item);
+    $item->delete($force_delete);
 }
 
 /**
@@ -487,45 +487,45 @@ 
  * @param bool $wp_error whether or not to return a WP_Error on failure.
  * @return bool|WP_Error|WPInv_Item
  */
-function wpinv_create_item( $args = array(), $wp_error = false ) {
+function wpinv_create_item($args = array(), $wp_error = false) {
 
     // Prepare the item.
-    if ( ! empty( $args['custom_id'] ) && empty( $args['ID'] ) ) {
-        $type = empty( $args['type'] ) ? 'custom' : $args['type'];
-        $item = wpinv_get_item_by( 'custom_id', $args['custom_id'], $type );
+    if (!empty($args['custom_id']) && empty($args['ID'])) {
+        $type = empty($args['type']) ? 'custom' : $args['type'];
+        $item = wpinv_get_item_by('custom_id', $args['custom_id'], $type);
 
-        if ( ! empty( $item ) ) {
+        if (!empty($item)) {
             $args['ID'] = $item->get_id();
         }
 
     }
 
     // Do we have an item?
-    if ( ! empty( $args['ID'] ) ) {
-        $item = new WPInv_Item( $args['ID'] );
+    if (!empty($args['ID'])) {
+        $item = new WPInv_Item($args['ID']);
     } else {
         $item = new WPInv_Item();
     }
 
     // Do we have an error?
-    if ( ! empty( $item->last_error ) ) {
-        return $wp_error ? new WP_Error( 'invalid_item', $item->last_error ) : false;
+    if (!empty($item->last_error)) {
+        return $wp_error ? new WP_Error('invalid_item', $item->last_error) : false;
     }
 
     // Update item props.
-    $item->set_props( $args );
+    $item->set_props($args);
 
     // Save the item.
     $item->save();
 
     // Do we have an error?
-    if ( ! empty( $item->last_error ) ) {
-        return $wp_error ? new WP_Error( 'not_saved', $item->last_error ) : false;
+    if (!empty($item->last_error)) {
+        return $wp_error ? new WP_Error('not_saved', $item->last_error) : false;
     }
 
     // Was the item saved?
-    if ( ! $item->get_id() ) {
-        return $wp_error ? new WP_Error( 'not_saved', __( 'An error occured while saving the item', 'invoicing' ) ) : false;
+    if (!$item->get_id()) {
+        return $wp_error ? new WP_Error('not_saved', __('An error occured while saving the item', 'invoicing')) : false;
     }
 
     return $item;
@@ -537,14 +537,14 @@ 
  * 
  * @see wpinv_create_item()
  */
-function wpinv_update_item( $args = array(), $wp_error = false ) {
-    return wpinv_create_item( $args, $wp_error );
+function wpinv_update_item($args = array(), $wp_error = false) {
+    return wpinv_create_item($args, $wp_error);
 }
 
 /**
  * Sanitizes a recurring period
  */
-function getpaid_sanitize_recurring_period( $period, $full = false ) {
+function getpaid_sanitize_recurring_period($period, $full = false) {
 
     $periods = array(
         'D' => 'day',
@@ -553,11 +553,11 @@ 
         'Y' => 'year',
     );
 
-    if ( ! isset( $periods[ $period ] ) ) {
+    if (!isset($periods[$period])) {
         $period = 'D';
     }
 
-    return $full ? $periods[ $period ] : $period;
+    return $full ? $periods[$period] : $period;
 
 }
 
@@ -566,34 +566,34 @@ 
  * 
  * @param WPInv_Item|GetPaid_Form_Item $item
  */
-function getpaid_item_recurring_price_help_text( $item, $currency = '' ) {
+function getpaid_item_recurring_price_help_text($item, $currency = '') {
 
     // Abort if it is not recurring.
-    if ( ! $item->is_recurring() ) {
+    if (!$item->is_recurring()) {
         return '';
     }
 
-    $initial_price   = wpinv_price( $item->get_initial_price(), $currency );
-    $recurring_price = wpinv_price( $item->get_recurring_price(), $currency );
-    $period          = getpaid_get_subscription_period_label( $item->get_recurring_period(), $item->get_recurring_interval(), '' );
+    $initial_price   = wpinv_price($item->get_initial_price(), $currency);
+    $recurring_price = wpinv_price($item->get_recurring_price(), $currency);
+    $period          = getpaid_get_subscription_period_label($item->get_recurring_period(), $item->get_recurring_interval(), '');
     $initial_class   = 'getpaid-item-initial-price';
     $recurring_class = 'getpaid-item-recurring-price';
 
-    if ( $item instanceof GetPaid_Form_Item ) {
-        $initial_price   = wpinv_price( $item->get_sub_total(), $currency );
-        $recurring_price = wpinv_price( $item->get_recurring_sub_total(), $currency );
+    if ($item instanceof GetPaid_Form_Item) {
+        $initial_price   = wpinv_price($item->get_sub_total(), $currency);
+        $recurring_price = wpinv_price($item->get_recurring_sub_total(), $currency);
     }
 
     // For free trial items.
-    if ( $item->has_free_trial() ) {
-        $trial_period = getpaid_get_subscription_period_label( $item->get_trial_period(), $item->get_trial_interval() );
+    if ($item->has_free_trial()) {
+        $trial_period = getpaid_get_subscription_period_label($item->get_trial_period(), $item->get_trial_interval());
 
-        if ( 0 == $item->get_initial_price() ) {
+        if (0 == $item->get_initial_price()) {
 
             return sprintf(
 
                 // translators: $1: is the trial period, $2: is the recurring price, $3: is the susbcription period
-                _x( 'Free for %1$s then %2$s / %3$s', 'Item subscription amount. (e.g.: Free for 1 month then $120 / year)', 'invoicing' ),
+                _x('Free for %1$s then %2$s / %3$s', 'Item subscription amount. (e.g.: Free for 1 month then $120 / year)', 'invoicing'),
                 $trial_period,
                 "<span class='$recurring_class'>$recurring_price</span>",
                 $period
@@ -605,7 +605,7 @@ 
         return sprintf(
 
             // translators: $1: is the initial price, $2: is the trial period, $3: is the recurring price, $4: is the susbcription period
-            _x( '%1$s for %2$s then %3$s / %4$s', 'Item subscription amount. (e.g.: $7 for 1 month then $120 / year)', 'invoicing' ),
+            _x('%1$s for %2$s then %3$s / %4$s', 'Item subscription amount. (e.g.: $7 for 1 month then $120 / year)', 'invoicing'),
             "<span class='$initial_class'>$initial_price</span>",
             $trial_period,
             "<span class='$recurring_class'>$recurring_price</span>",
@@ -615,12 +615,12 @@ 
 
     }
 
-    if ( $initial_price == $recurring_price ) {
+    if ($initial_price == $recurring_price) {
 
         return sprintf(
 
             // translators: $1: is the recurring price, $2: is the susbcription period
-            _x( '%1$s / %2$s', 'Item subscription amount. (e.g.: $120 / year)', 'invoicing' ),
+            _x('%1$s / %2$s', 'Item subscription amount. (e.g.: $120 / year)', 'invoicing'),
             "<span class='$recurring_class'>$recurring_price</span>",
             $period
 
@@ -631,7 +631,7 @@ 
     return sprintf(
 
         // translators: $1: is the initial price, $2: is the recurring price, $3: is the susbcription period
-        _x( 'Initial payment of %1$s then %2$s / %3$s', 'Item subscription amount. (e.g.: Initial payment of $7 then $120 / year)', 'invoicing' ),
+        _x('Initial payment of %1$s then %2$s / %3$s', 'Item subscription amount. (e.g.: Initial payment of $7 then $120 / year)', 'invoicing'),
         "<span class='$initial_class'>$initial_price</span>",
         "<span class='$recurring_class'>$recurring_price</span>",
         $period