AyeCode / invoicing

includes/admin/class-getpaid-anonymization-logs.php

Indentation +6 added lines, -6 removed lines

@@ -34,12 +34,12 @@
         // Prepare pagination
         $pagination = paginate_links(
             array(
-				'base'      => add_query_arg( 'paged', '%#%' ),
-				'format'    => '',
-				'prev_text' => __( '«', 'invoicing' ),
-				'next_text' => __( '»', 'invoicing' ),
-				'total'     => ceil( $total_logs / $per_page ),
-				'current'   => $page,
+                'base'      => add_query_arg( 'paged', '%#%' ),
+                'format'    => '',
+                'prev_text' => __( '«', 'invoicing' ),
+                'next_text' => __( '»', 'invoicing' ),
+                'total'     => ceil( $total_logs / $per_page ),
+                'current'   => $page,
             )
         );
 

Spacing +44 added lines, -44 removed lines

@@ -7,7 +7,7 @@ 
  * @since 2.8.22
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * GetPaid_Anonymization_Logs Class
@@ -19,89 +19,89 @@ 
      */
     public function display_logs() {
         // Check user capabilities
-        if ( ! current_user_can( 'manage_options' ) ) {
+        if (!current_user_can('manage_options')) {
             return;
         }
 
         // Get current page number
-        $page = isset( $_GET['paged'] ) ? absint( $_GET['paged'] ) : 1;
+        $page = isset($_GET['paged']) ? absint($_GET['paged']) : 1;
         $per_page = 20;
 
         // Fetch logs
-        $logs = $this->get_logs( $page, $per_page );
+        $logs = $this->get_logs($page, $per_page);
         $total_logs = $this->get_total_logs();
 
         // Prepare pagination
         $pagination = paginate_links(
             array(
-				'base'      => add_query_arg( 'paged', '%#%' ),
+				'base'      => add_query_arg('paged', '%#%'),
 				'format'    => '',
-				'prev_text' => __( '«', 'invoicing' ),
-				'next_text' => __( '»', 'invoicing' ),
-				'total'     => ceil( $total_logs / $per_page ),
+				'prev_text' => __('«', 'invoicing'),
+				'next_text' => __('»', 'invoicing'),
+				'total'     => ceil($total_logs / $per_page),
 				'current'   => $page,
             )
         );
 
         ?>
         <div class="wrap getpaid-anonymization-logs">
-            <h1><?php echo esc_html( get_admin_page_title() ); ?></h1>
+            <h1><?php echo esc_html(get_admin_page_title()); ?></h1>
             <div class="tablenav top">
                 <div class="alignleft actions">
                     <form method="get">
                         <input type="hidden" name="page" value="wpinv-anonymization-logs">
-                        <label for="filter-by-date" class="screen-reader-text"><?php _e( 'Filter by date', 'invoicing' ); ?></label>
+                        <label for="filter-by-date" class="screen-reader-text"><?php _e('Filter by date', 'invoicing'); ?></label>
                         <select name="m" id="filter-by-date">
-                            <option value="0"><?php _e( 'All dates', 'invoicing' ); ?></option>
+                            <option value="0"><?php _e('All dates', 'invoicing'); ?></option>
                             <?php
                             $months = $this->get_log_months();
-                            foreach ( $months as $month ) {
-                                $selected = ( isset( $_GET['m'] ) && $_GET['m'] == $month->month ) ? ' selected="selected"' : '';
-                                echo '<option value="' . esc_attr( $month->month ) . '"' . $selected . '>' . esc_html( $month->month_name . ' ' . $month->year ) . '</option>';
+                            foreach ($months as $month) {
+                                $selected = (isset($_GET['m']) && $_GET['m'] == $month->month) ? ' selected="selected"' : '';
+                                echo '<option value="' . esc_attr($month->month) . '"' . $selected . '>' . esc_html($month->month_name . ' ' . $month->year) . '</option>';
                             }
                             ?>
                         </select>
-                        <?php submit_button( __( 'Filter', 'invoicing' ), '', 'filter_action', false ); ?>
+                        <?php submit_button(__('Filter', 'invoicing'), '', 'filter_action', false); ?>
                     </form>
                 </div>
             </div>
             <table class="wp-list-table widefat fixed striped">
                 <thead>
                     <tr>
-                        <th><?php _e( 'Log ID', 'invoicing' ); ?></th>
-                        <th><?php _e( 'User', 'invoicing' ); ?></th>
-                        <th><?php _e( 'Action', 'invoicing' ); ?></th>
-                        <th><?php _e( 'Date', 'invoicing' ); ?></th>
-                        <th><?php _e( 'Details', 'invoicing' ); ?></th>
+                        <th><?php _e('Log ID', 'invoicing'); ?></th>
+                        <th><?php _e('User', 'invoicing'); ?></th>
+                        <th><?php _e('Action', 'invoicing'); ?></th>
+                        <th><?php _e('Date', 'invoicing'); ?></th>
+                        <th><?php _e('Details', 'invoicing'); ?></th>
                     </tr>
                 </thead>
                 <tbody>
-                    <?php if ( empty( $logs ) ) : ?>
+                    <?php if (empty($logs)) : ?>
                         <tr>
-                            <td colspan="5"><?php _e( 'No anonymization logs found.', 'invoicing' ); ?></td>
+                            <td colspan="5"><?php _e('No anonymization logs found.', 'invoicing'); ?></td>
                         </tr>
                     <?php else : ?>
                         <?php
-                        foreach ( $logs as $log ) :
-                            $additional_info = json_decode( $log->additional_info, true );
+                        foreach ($logs as $log) :
+                            $additional_info = json_decode($log->additional_info, true);
                         ?>
                             <tr>
-                                <td><?php echo esc_html( $log->log_id ); ?></td>
+                                <td><?php echo esc_html($log->log_id); ?></td>
                                 <td>
                                     <?php
-                                    $user_edit_link = get_edit_user_link( $log->user_id );
-                                    if ( $user_edit_link ) {
-                                        echo '<a href="' . esc_url( $user_edit_link ) . '">' . esc_html( $log->user_id ) . '</a>';
+                                    $user_edit_link = get_edit_user_link($log->user_id);
+                                    if ($user_edit_link) {
+                                        echo '<a href="' . esc_url($user_edit_link) . '">' . esc_html($log->user_id) . '</a>';
                                     } else {
-                                        echo esc_html( $log->user_id );
+                                        echo esc_html($log->user_id);
                                     }
                                     ?>
                                 </td>
-                                <td><?php echo esc_html( ucfirst( $log->action ) ); ?></td>
-                                <td><?php echo esc_html( get_date_from_gmt( $log->timestamp, 'F j, Y g:i a' ) ); ?></td>
+                                <td><?php echo esc_html(ucfirst($log->action)); ?></td>
+                                <td><?php echo esc_html(get_date_from_gmt($log->timestamp, 'F j, Y g:i a')); ?></td>
                                 <td>
                                     <button class="button-link toggle-details" type="button" aria-expanded="false">
-                                        <span class="screen-reader-text"><?php _e( 'Show more details', 'invoicing' ); ?></span>
+                                        <span class="screen-reader-text"><?php _e('Show more details', 'invoicing'); ?></span>
                                         <span class="dashicons dashicons-arrow-down-alt2"></span>
                                     </button>
                                 </td>
@@ -112,19 +112,19 @@ 
                                         <table class="widefat fixed">
                                             <tbody>
                                                 <tr>
-                                                    <th><?php _e( 'Data Type', 'invoicing' ); ?></th>
-                                                    <td><?php echo esc_html( $log->data_type ); ?></td>
+                                                    <th><?php _e('Data Type', 'invoicing'); ?></th>
+                                                    <td><?php echo esc_html($log->data_type); ?></td>
                                                 </tr>
-                                                <?php if ( is_array( $additional_info ) ) : ?>
+                                                <?php if (is_array($additional_info)) : ?>
                                                     <tr>
-                                                        <th><?php _e( 'Additional Information', 'invoicing' ); ?></th>
+                                                        <th><?php _e('Additional Information', 'invoicing'); ?></th>
                                                         <td>
                                                             <table class="widefat fixed">
                                                                 <tbody>
-                                                                    <?php foreach ( $additional_info as $key => $value ) : ?>
+                                                                    <?php foreach ($additional_info as $key => $value) : ?>
                                                                         <tr>
-                                                                            <th><?php echo esc_html( $key ); ?></th>
-                                                                            <td><?php echo esc_html( $value ); ?></td>
+                                                                            <th><?php echo esc_html($key); ?></th>
+                                                                            <td><?php echo esc_html($value); ?></td>
                                                                         </tr>
                                                                     <?php endforeach; ?>
                                                                 </tbody>
@@ -141,7 +141,7 @@ 
                     <?php endif; ?>
                 </tbody>
             </table>
-            <?php if ( $pagination ) : ?>
+            <?php if ($pagination) : ?>
                 <div class="tablenav bottom">
                     <div class="tablenav-pages">
                         <?php echo $pagination; ?>
@@ -159,10 +159,10 @@ 
      * @param int $per_page Number of logs per page
      * @return array
      */
-    private function get_logs( $page, $per_page ) {
+    private function get_logs($page, $per_page) {
         global $wpdb;
         $table_name = $wpdb->prefix . 'getpaid_anonymization_logs';
-        $offset = ( $page - 1 ) * $per_page;
+        $offset = ($page - 1) * $per_page;
 
         $query = $wpdb->prepare(
             "SELECT * FROM $table_name ORDER BY timestamp DESC LIMIT %d OFFSET %d",
@@ -170,7 +170,7 @@ 
             $offset
         );
 
-        return $wpdb->get_results( $query );
+        return $wpdb->get_results($query);
     }
 
     /**
@@ -181,7 +181,7 @@ 
     private function get_total_logs() {
         global $wpdb;
         $table_name = $wpdb->prefix . 'getpaid_anonymization_logs';
-        return $wpdb->get_var( "SELECT COUNT(*) FROM $table_name" );
+        return $wpdb->get_var("SELECT COUNT(*) FROM $table_name");
     }
 
     /**

Braces +3 added lines, -1 removed lines

@@ -80,10 +80,12 @@
                         <tr>
                             <td colspan="5"><?php _e( 'No anonymization logs found.', 'invoicing' ); ?></td>
                         </tr>
-                    <?php else : ?>
+                    <?php else {
+    : ?>
                         <?php
                         foreach ( $logs as $log ) :
                             $additional_info = json_decode( $log->additional_info, true );
+}
                         ?>
                             <tr>
                                 <td><?php echo esc_html( $log->log_id ); ?></td>

includes/class-wpinv-data-retention.php

Indentation +10 added lines, -10 removed lines

@@ -291,18 +291,18 @@
 
         $user_meta_data = array(
             'nickname',
-			'description',
-			'rich_editing',
-			'syntax_highlighting',
-			'comment_shortcuts',
+            'description',
+            'rich_editing',
+            'syntax_highlighting',
+            'comment_shortcuts',
             'admin_color',
-			'use_ssl',
-			'show_admin_bar_front',
-			'locale',
-			'wp_capabilities',
+            'use_ssl',
+            'show_admin_bar_front',
+            'locale',
+            'wp_capabilities',
             'wp_user_level',
-			'dismissed_wp_pointers',
-			'show_welcome_panel',
+            'dismissed_wp_pointers',
+            'show_welcome_panel',
         );
 
         /**

Spacing +148 added lines, -148 removed lines

@@ -6,7 +6,7 @@ 
  * @since   2.8.22
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * WPInv_Data_Retention Class.
@@ -35,13 +35,13 @@ 
      * Class constructor.
      */
     public function __construct() {
-        add_filter( 'wpinv_settings_misc', array( $this, 'add_data_retention_settings' ) );
+        add_filter('wpinv_settings_misc', array($this, 'add_data_retention_settings'));
 
-        add_action( 'wpmu_delete_user', array( $this, 'maybe_handle_user_deletion' ), 1 );
-        add_action( 'delete_user', array( $this, 'maybe_handle_user_deletion' ), 1 );
-        add_filter( 'wp_privacy_personal_data_erasure_request', array( $this, 'handle_erasure_request' ), 10, 2 );
+        add_action('wpmu_delete_user', array($this, 'maybe_handle_user_deletion'), 1);
+        add_action('delete_user', array($this, 'maybe_handle_user_deletion'), 1);
+        add_filter('wp_privacy_personal_data_erasure_request', array($this, 'handle_erasure_request'), 10, 2);
 
-        add_action( 'getpaid_daily_maintenance', array( $this, 'perform_data_retention_cleanup' ) );
+        add_action('getpaid_daily_maintenance', array($this, 'perform_data_retention_cleanup'));
     }
 
     /**
@@ -50,43 +50,43 @@ 
      * @param array $misc_settings Existing misc settings.
      * @return array Updated misc settings.
      */
-    public function add_data_retention_settings( $misc_settings ) {
+    public function add_data_retention_settings($misc_settings) {
         $misc_settings['data_retention'] = array(
             'id'   => 'data_retention',
-            'name' => '<h3>' . __( 'Data Retention', 'invoicing' ) . '</h3>',
+            'name' => '<h3>' . __('Data Retention', 'invoicing') . '</h3>',
             'type' => 'header',
         );
 
         $misc_settings['data_retention_method'] = array(
             'id'      => 'data_retention_method',
-            'name'    => __( 'Data Handling', 'invoicing' ),
-            'desc'    => __( 'Choose how to handle user data when deletion is required.', 'invoicing' ),
+            'name'    => __('Data Handling', 'invoicing'),
+            'desc'    => __('Choose how to handle user data when deletion is required.', 'invoicing'),
             'type'    => 'select',
             'options' => array(
-                'anonymize' => __( 'Anonymize data', 'invoicing' ),
-                'delete'    => __( 'Delete data without anonymization', 'invoicing' ),
+                'anonymize' => __('Anonymize data', 'invoicing'),
+                'delete'    => __('Delete data without anonymization', 'invoicing'),
             ),
             'std'     => 'anonymize',
-            'tooltip' => __( 'Anonymization replaces personal data with non-identifiable information. Direct deletion removes all data permanently.', 'invoicing' ),
+            'tooltip' => __('Anonymization replaces personal data with non-identifiable information. Direct deletion removes all data permanently.', 'invoicing'),
         );
 
         $misc_settings['data_retention_period'] = array(
             'id'      => 'data_retention_period',
-            'name'    => __( 'Retention Period', 'invoicing' ),
-            'desc'    => __( 'Specify how long to retain customer data after processing.', 'invoicing' ),
+            'name'    => __('Retention Period', 'invoicing'),
+            'desc'    => __('Specify how long to retain customer data after processing.', 'invoicing'),
             'type'    => 'select',
             'options' => array(
-                'never' => __( 'Never delete (retain indefinitely)', 'invoicing' ),
-                '30'    => __( '30 days', 'invoicing' ),
-                '90'    => __( '90 days', 'invoicing' ),
-                '180'   => __( '6 months', 'invoicing' ),
-                '365'   => __( '1 year', 'invoicing' ),
-                '730'   => __( '2 years', 'invoicing' ),
-                '1825'  => __( '5 years', 'invoicing' ),
-                '3650'  => __( '10 years', 'invoicing' ),
+                'never' => __('Never delete (retain indefinitely)', 'invoicing'),
+                '30'    => __('30 days', 'invoicing'),
+                '90'    => __('90 days', 'invoicing'),
+                '180'   => __('6 months', 'invoicing'),
+                '365'   => __('1 year', 'invoicing'),
+                '730'   => __('2 years', 'invoicing'),
+                '1825'  => __('5 years', 'invoicing'),
+                '3650'  => __('10 years', 'invoicing'),
             ),
             'std'     => '3650',
-            'tooltip' => __( 'Choose how long to keep processed customer data before final action. This helps balance data minimization with business needs.', 'invoicing' ),
+            'tooltip' => __('Choose how long to keep processed customer data before final action. This helps balance data minimization with business needs.', 'invoicing'),
         );
 
         return $misc_settings;
@@ -97,15 +97,15 @@ 
      *
      * @param int $user_id The ID of the user being deleted.
      */
-    public function maybe_handle_user_deletion( $user_id ) {
-        if ( ! $this->handle_user_deletion ) {
+    public function maybe_handle_user_deletion($user_id) {
+        if (!$this->handle_user_deletion) {
             return;
         }
 
-        if ( current_user_can( 'manage_options' ) ) {
-            $this->handle_admin_user_deletion( $user_id );
+        if (current_user_can('manage_options')) {
+            $this->handle_admin_user_deletion($user_id);
         } else {
-            $this->handle_self_account_deletion( $user_id );
+            $this->handle_self_account_deletion($user_id);
         }
     }
 
@@ -115,19 +115,19 @@ 
      * @since 2.8.22
      * @param int $user_id The ID of the user being deleted.
      */
-    public function handle_admin_user_deletion( $user_id ) {
-        if ( $this->has_active_subscriptions( $user_id ) ) {
-            $this->prevent_user_deletion( $user_id, 'active_subscriptions' );
+    public function handle_admin_user_deletion($user_id) {
+        if ($this->has_active_subscriptions($user_id)) {
+            $this->prevent_user_deletion($user_id, 'active_subscriptions');
             return;
         }
 
-        if ( $this->has_paid_invoices( $user_id ) ) {
-            $retention_method = wpinv_get_option( 'data_retention_method', 'anonymize' );
-            if ( 'anonymize' === $retention_method ) {
-                $this->anonymize_user_data( $user_id );
-                $this->prevent_user_deletion( $user_id, 'paid_invoices' );
+        if ($this->has_paid_invoices($user_id)) {
+            $retention_method = wpinv_get_option('data_retention_method', 'anonymize');
+            if ('anonymize' === $retention_method) {
+                $this->anonymize_user_data($user_id);
+                $this->prevent_user_deletion($user_id, 'paid_invoices');
             } else {
-                $this->delete_user_data( $user_id );
+                $this->delete_user_data($user_id);
             }
         }
     }
@@ -138,19 +138,19 @@ 
      * @since 2.8.22
      * @param int $user_id The ID of the user being deleted.
      */
-    public function handle_self_account_deletion( $user_id ) {
-        $this->cancel_active_subscriptions( $user_id );
+    public function handle_self_account_deletion($user_id) {
+        $this->cancel_active_subscriptions($user_id);
 
-        if ( $this->has_paid_invoices( $user_id ) ) {
-            $retention_method = wpinv_get_option( 'data_retention_method', 'anonymize' );
+        if ($this->has_paid_invoices($user_id)) {
+            $retention_method = wpinv_get_option('data_retention_method', 'anonymize');
 
-            if ( 'anonymize' === $retention_method ) {
-                $user = get_userdata( $user_id );
+            if ('anonymize' === $retention_method) {
+                $user = get_userdata($user_id);
 
-                $this->anonymize_user_data( $user_id );
+                $this->anonymize_user_data($user_id);
 
-                $message = apply_filters( 'uwp_get_account_deletion_message', '', $user );
-                do_action( 'uwp_send_account_deletion_emails', $user, $message );
+                $message = apply_filters('uwp_get_account_deletion_message', '', $user);
+                do_action('uwp_send_account_deletion_emails', $user, $message);
 
                 $this->end_user_session();
             }
@@ -164,15 +164,15 @@ 
      * @param int $user_id The ID of the user being checked.
      * @return bool True if user has active subscriptions, false otherwise.
      */
-    private function has_active_subscriptions( $user_id ) {
+    private function has_active_subscriptions($user_id) {
         $subscriptions = getpaid_get_subscriptions(
             array(
-                'customer_in' => array( (int) $user_id ),
+                'customer_in' => array((int) $user_id),
                 'status'      => 'active',
             )
         );
 
-        return ! empty( $subscriptions );
+        return !empty($subscriptions);
     }
 
     /**
@@ -181,15 +181,15 @@ 
      * @since 2.8.22
      * @param int $user_id The ID of the user.
      */
-    private function cancel_active_subscriptions( $user_id ) {
+    private function cancel_active_subscriptions($user_id) {
         $subscriptions = getpaid_get_subscriptions(
             array(
-                'customer_in' => array( (int) $user_id ),
+                'customer_in' => array((int) $user_id),
                 'status'      => 'active',
             )
         );
 
-        foreach ( $subscriptions as $subscription ) {
+        foreach ($subscriptions as $subscription) {
             $subscription->cancel();
         }
     }
@@ -201,7 +201,7 @@ 
      * @param int $user_id The ID of the user being checked.
      * @return bool True if user has paid invoices, false otherwise.
      */
-    private function has_paid_invoices( $user_id ) {
+    private function has_paid_invoices($user_id) {
         $invoices = wpinv_get_invoices(
             array(
                 'user'   => (int) $user_id,
@@ -209,7 +209,7 @@ 
             )
         );
 
-        return ! empty( $invoices->total );
+        return !empty($invoices->total);
     }
 
     /**
@@ -219,24 +219,24 @@ 
      * @param int    $user_id The ID of the user being deleted.
      * @param string $reason  The reason for preventing deletion.
      */
-    private function prevent_user_deletion( $user_id, $reason ) {
-        $user = get_userdata( $user_id );
+    private function prevent_user_deletion($user_id, $reason) {
+        $user = get_userdata($user_id);
 
-        if ( 'active_subscriptions' === $reason ) {
+        if ('active_subscriptions' === $reason) {
             $this->error_message = sprintf(
                 /* translators: %s: user login */
-                esc_html__( 'User deletion for %s has been halted. All active subscriptions should be cancelled first.', 'invoicing' ),
+                esc_html__('User deletion for %s has been halted. All active subscriptions should be cancelled first.', 'invoicing'),
                 $user->user_login
             );
         } else {
             $this->error_message = sprintf(
                 /* translators: %s: user login */
-                esc_html__( 'User deletion for %s has been halted due to paid invoices. Data will be anonymized instead.', 'invoicing' ),
+                esc_html__('User deletion for %s has been halted due to paid invoices. Data will be anonymized instead.', 'invoicing'),
                 $user->user_login
             );
         }
 
-        wp_die( $this->error_message, esc_html__( 'User Deletion Halted', 'invoicing' ), array( 'response' => 403 ) );
+        wp_die($this->error_message, esc_html__('User Deletion Halted', 'invoicing'), array('response' => 403));
     }
 
     /**
@@ -246,17 +246,17 @@ 
      * @param int $user_id The ID of the user to anonymize.
      * @return bool True on success, false on failure.
      */
-    private function anonymize_user_data( $user_id ) {
+    private function anonymize_user_data($user_id) {
         global $wpdb;
 
-        $user = get_userdata( $user_id );
-        if ( ! $user ) {
+        $user = get_userdata($user_id);
+        if (!$user) {
             return false;
         }
 
         $table_name    = $wpdb->prefix . 'getpaid_customers';
-        $deletion_date = gmdate( 'Y-m-d', strtotime( '+10 years' ) );
-        $hashed_email  = $this->hash_email( $user->user_email );
+        $deletion_date = gmdate('Y-m-d', strtotime('+10 years'));
+        $hashed_email  = $this->hash_email($user->user_email);
 
         $updated = $wpdb->update(
             $table_name,
@@ -267,10 +267,10 @@ 
                 'email_cc'      => $hashed_email,
                 'phone'         => '',
             ),
-            array( 'user_id' => (int) $user->ID )
+            array('user_id' => (int) $user->ID)
         );
 
-        if ( false === $updated ) {
+        if (false === $updated) {
             return false;
         }
 
@@ -287,7 +287,7 @@ 
          * @since 2.8.22
          * @param int $user_id The ID of the user being anonymized.
          */
-        do_action( 'wpinv_anonymize_user_meta_data', $user->ID );
+        do_action('wpinv_anonymize_user_meta_data', $user->ID);
 
         $user_meta_data = array(
             'nickname',
@@ -312,13 +312,13 @@ 
          * @param array $user_meta_data The meta fields to be anonymized.
          * @param int   $user_id          The ID of the user being anonymized.
          */
-        $user_meta_data = apply_filters( 'wpinv_user_meta_data_to_anonymize', $user_meta_data, $user->ID );
+        $user_meta_data = apply_filters('wpinv_user_meta_data_to_anonymize', $user_meta_data, $user->ID);
 
-        foreach ( $user_meta_data as $meta_key ) {
-            delete_user_meta( $user->ID, $meta_key );
+        foreach ($user_meta_data as $meta_key) {
+            delete_user_meta($user->ID, $meta_key);
         }
 
-        return $this->ensure_invoice_anonymization( $user->ID, 'anonymize' );
+        return $this->ensure_invoice_anonymization($user->ID, 'anonymize');
     }
 
     /**
@@ -327,15 +327,15 @@ 
      * @param int $user_id The ID of the user to delete.
      * @return bool True on success, false on failure.
      */
-    private function delete_user_data( $user_id ) {
+    private function delete_user_data($user_id) {
         // Delete associated invoices.
-        $this->ensure_invoice_anonymization( $user_id, 'delete' );
+        $this->ensure_invoice_anonymization($user_id, 'delete');
 
         // Delete the user.
-        if ( is_multisite() ) {
-            wpmu_delete_user( $user_id );
+        if (is_multisite()) {
+            wpmu_delete_user($user_id);
         } else {
-            wp_delete_user( $user_id );
+            wp_delete_user($user_id);
         }
 
         /**
@@ -344,7 +344,7 @@ 
          * @since 2.8.22
          * @param int $user_id The ID of the user being deleted.
          */
-        do_action( 'wpinv_delete_user_data', $user_id );
+        do_action('wpinv_delete_user_data', $user_id);
 
         return true;
     }
@@ -357,8 +357,8 @@ 
      * @param string $action  The action to perform (anonymize or delete).
      * @return bool True on success, false on failure.
      */
-    public function ensure_invoice_anonymization( $user_id, $action = 'anonymize' ) {
-        $invoices = wpinv_get_invoices( array( 'user' => $user_id ) );
+    public function ensure_invoice_anonymization($user_id, $action = 'anonymize') {
+        $invoices = wpinv_get_invoices(array('user' => $user_id));
 
         /**
          * Filters the invoice meta fields to be anonymized.
@@ -367,22 +367,22 @@ 
          * @param array $inv_meta_data The meta fields to be anonymized.
          * @param int   $user_id         The ID of the user being processed.
          */
-        $inv_meta_data = apply_filters( 'wpinv_invoice_meta_data_to_anonymize', array(), $user_id );
+        $inv_meta_data = apply_filters('wpinv_invoice_meta_data_to_anonymize', array(), $user_id);
 
-        foreach ( $invoices->invoices as $invoice ) {
-            foreach ( $inv_meta_data as $meta_key ) {
-                delete_post_meta( $invoice->get_id(), $meta_key );
+        foreach ($invoices->invoices as $invoice) {
+            foreach ($inv_meta_data as $meta_key) {
+                delete_post_meta($invoice->get_id(), $meta_key);
             }
 
-            if ( 'anonymize' === $action ) {
-                $hashed_inv_email    = $this->hash_email( $invoice->get_email() );
-                $hashed_inv_email_cc = $this->hash_email( $invoice->get_email_cc() );
+            if ('anonymize' === $action) {
+                $hashed_inv_email    = $this->hash_email($invoice->get_email());
+                $hashed_inv_email_cc = $this->hash_email($invoice->get_email_cc());
 
-                $invoice->set_email( $hashed_inv_email );
-                $invoice->set_email_cc( $hashed_inv_email_cc );
-                $invoice->set_phone( '' );
-                $invoice->set_ip( $this->anonymize_data( $invoice->get_ip() ) );
-                $invoice->set_is_anonymized( 1 );
+                $invoice->set_email($hashed_inv_email);
+                $invoice->set_email_cc($hashed_inv_email_cc);
+                $invoice->set_phone('');
+                $invoice->set_ip($this->anonymize_data($invoice->get_ip()));
+                $invoice->set_is_anonymized(1);
 
                 /**
                  * Fires when anonymizing additional invoice data.
@@ -391,7 +391,7 @@ 
                  * @param WPInv_Invoice $invoice The invoice being anonymized.
                  * @param string        $action  The action being performed (anonymize or delete).
                  */
-                do_action( 'wpinv_anonymize_invoice_data', $invoice, $action );
+                do_action('wpinv_anonymize_invoice_data', $invoice, $action);
 
                 $invoice->save();
             } else {
@@ -399,7 +399,7 @@ 
             }
         }
 
-        return $this->log_deletion_action( $user_id, $invoices->invoices, $action );
+        return $this->log_deletion_action($user_id, $invoices->invoices, $action);
     }
 
     /**
@@ -411,11 +411,11 @@ 
      * @param string $action   The action being performed (anonymize or delete).
      * @return bool True on success, false on failure.
      */
-    private function log_deletion_action( $user_id, $invoices, $action ) {
+    private function log_deletion_action($user_id, $invoices, $action) {
         global $wpdb;
 
         $table_name = $wpdb->prefix . 'getpaid_anonymization_logs';
-        $user_data  = get_userdata( $user_id );
+        $user_data  = get_userdata($user_id);
 
         $additional_info = array(
             'Username'      => $user_data ? $user_data->user_login : 'N/A',
@@ -424,7 +424,7 @@ 
             'First Name'    => $user_data ? $user_data->first_name : 'N/A',
             'Last Name'     => $user_data ? $user_data->last_name : 'N/A',
             'Registered'    => $user_data ? $user_data->user_registered : 'N/A',
-            'invoice_count' => count( $invoices ),
+            'invoice_count' => count($invoices),
         );
 
 
@@ -437,43 +437,43 @@ 
          * @param array  $invoices        The invoices being processed.
          * @param string $action          The action being performed (anonymize or delete).
          */
-        $additional_info = apply_filters( 'wpinv_anonymization_log_additional_info', $additional_info, $user_id, $invoices, $action );
+        $additional_info = apply_filters('wpinv_anonymization_log_additional_info', $additional_info, $user_id, $invoices, $action);
 
         $data = array(
             'user_id'         => $user_id,
-            'action'          => sanitize_text_field( $action ),
+            'action'          => sanitize_text_field($action),
             'data_type'       => 'User Invoices',
-            'timestamp'       => current_time( 'mysql' ),
-            'additional_info' => wp_json_encode( $additional_info ),
+            'timestamp'       => current_time('mysql'),
+            'additional_info' => wp_json_encode($additional_info),
         );
 
         $format = array(
-            '%d',  // user_id
-            '%s',  // action
-            '%s',  // data_type
-            '%s',  // timestamp
-            '%s',  // additional_info
+            '%d', // user_id
+            '%s', // action
+            '%s', // data_type
+            '%s', // timestamp
+            '%s', // additional_info
         );
 
-        if ( ! empty( $user_id ) && ! empty( $action ) ) {
+        if (!empty($user_id) && !empty($action)) {
             $result = $wpdb->update(
                 $table_name,
                 $data,
                 array(
                     'user_id' => (int) $user_id,
-                    'action'  => sanitize_text_field( $action ),
+                    'action'  => sanitize_text_field($action),
                 ),
                 $format,
-                array( '%d', '%s' )
+                array('%d', '%s')
             );
 
-            if ( false === $result ) {
+            if (false === $result) {
                 // If update fails, try to insert.
-                $result = $wpdb->insert( $table_name, $data, $format );
+                $result = $wpdb->insert($table_name, $data, $format);
             }
 
-            if ( false === $result ) {
-                wpinv_error_log( sprintf( 'Failed to log anonymization action for user ID: %d. Error: %s', $user_id, $wpdb->last_error ) );
+            if (false === $result) {
+                wpinv_error_log(sprintf('Failed to log anonymization action for user ID: %d. Error: %s', $user_id, $wpdb->last_error));
                 return false;
             }
         }
@@ -487,7 +487,7 @@ 
          * @param string $action   The action being performed (anonymize or delete).
          * @param array  $data     The data that was inserted into the log.
          */
-        do_action( 'wpinv_after_log_deletion_action', $user_id, $invoices, $action, $data );
+        do_action('wpinv_after_log_deletion_action', $user_id, $invoices, $action, $data);
 
         return true;
     }
@@ -500,20 +500,20 @@ 
      * @param int   $user_id  The ID of the user being erased.
      * @return array The modified response.
      */
-    public function handle_erasure_request( $response, $user_id ) {
-        if ( $this->has_active_subscriptions( $user_id ) ) {
-            $response['messages'][]    = esc_html__( 'User has active subscriptions. Data cannot be erased at this time.', 'invoicing' );
+    public function handle_erasure_request($response, $user_id) {
+        if ($this->has_active_subscriptions($user_id)) {
+            $response['messages'][]    = esc_html__('User has active subscriptions. Data cannot be erased at this time.', 'invoicing');
             $response['items_removed'] = false;
-        } elseif ( $this->has_paid_invoices( $user_id ) ) {
-            $retention_method = wpinv_get_option( 'data_retention_method', 'anonymize' );
-            if ( 'anonymize' === $retention_method ) {
-                $this->anonymize_user_data( $user_id );
-                $response['messages'][]     = esc_html__( 'User data has been anonymized due to existing paid invoices.', 'invoicing' );
+        } elseif ($this->has_paid_invoices($user_id)) {
+            $retention_method = wpinv_get_option('data_retention_method', 'anonymize');
+            if ('anonymize' === $retention_method) {
+                $this->anonymize_user_data($user_id);
+                $response['messages'][]     = esc_html__('User data has been anonymized due to existing paid invoices.', 'invoicing');
                 $response['items_removed']  = false;
                 $response['items_retained'] = true;
             } else {
-                $this->delete_user_data( $user_id );
-                $response['messages'][]     = esc_html__( 'User data has been deleted.', 'invoicing' );
+                $this->delete_user_data($user_id);
+                $response['messages'][]     = esc_html__('User data has been deleted.', 'invoicing');
                 $response['items_removed']  = true;
                 $response['items_retained'] = false;
             }
@@ -529,18 +529,18 @@ 
      * @param string $email The email to hash.
      * @return string The hashed email.
      */
-    private function hash_email( $email ) {
+    private function hash_email($email) {
         $site_url = get_site_url();
-        $domain   = wp_parse_url( $site_url, PHP_URL_HOST );
+        $domain   = wp_parse_url($site_url, PHP_URL_HOST);
 
-        if ( empty( $domain ) ) {
+        if (empty($domain)) {
             return $email;
         }
 
-        $clean_email     = sanitize_email( strtolower( trim( $email ) ) );
-        $hash            = wp_hash( $clean_email );
-        $hash            = substr( $hash, 0, 20 );
-        $anonymized_email = sprintf( '%s@%s', $hash, $domain );
+        $clean_email     = sanitize_email(strtolower(trim($email)));
+        $hash            = wp_hash($clean_email);
+        $hash            = substr($hash, 0, 20);
+        $anonymized_email = sprintf('%s@%s', $hash, $domain);
 
         /**
          * Filters the anonymized email before returning.
@@ -549,7 +549,7 @@ 
          * @param string $anonymized_email The anonymized email address.
          * @param string $email            The original email address.
          */
-        return apply_filters( 'wpinv_anonymized_email', $anonymized_email, $email );
+        return apply_filters('wpinv_anonymized_email', $anonymized_email, $email);
     }
 
     /**
@@ -559,12 +559,12 @@ 
      * @param string $data The data to anonymize.
      * @return string The anonymized data.
      */
-    private function anonymize_data( $data ) {
-        if ( empty( $data ) ) {
+    private function anonymize_data($data) {
+        if (empty($data)) {
             return '';
         }
 
-        return wp_privacy_anonymize_data( 'text', $data );
+        return wp_privacy_anonymize_data('text', $data);
     }
 
     /**
@@ -578,17 +578,17 @@ 
     public function perform_data_retention_cleanup() {
         global $wpdb;
 
-        $retention_period = wpinv_get_option( 'data_retention_period', '3650' );
+        $retention_period = wpinv_get_option('data_retention_period', '3650');
 
         // If retention period is set to 'never', exit the function.
-        if ( 'never' === $retention_period ) {
+        if ('never' === $retention_period) {
             return;
         }
 
         $customers_table = $wpdb->prefix . 'getpaid_customers';
 
         // Calculate the cutoff date for data retention.
-        $cutoff_date = gmdate( 'Y-m-d', strtotime( "-$retention_period days" ) );
+        $cutoff_date = gmdate('Y-m-d', strtotime("-$retention_period days"));
 
         $expired_records = $wpdb->get_results(
             $wpdb->prepare(
@@ -603,18 +603,18 @@ 
          * @since 2.8.22
          * @param array $expired_records Array of customer records to be processed.
          */
-        do_action( 'getpaid_data_retention_before_cleanup', $expired_records );
+        do_action('getpaid_data_retention_before_cleanup', $expired_records);
 
-        if ( ! empty( $expired_records ) ) {
+        if (!empty($expired_records)) {
             // Disable our custom user deletion handling.
             $this->handle_user_deletion = false;
 
-            foreach ( $expired_records as $record ) {
+            foreach ($expired_records as $record) {
                 // Delete associated invoices.
-                $this->ensure_invoice_anonymization( (int) $record->user_id, 'delete' );
+                $this->ensure_invoice_anonymization((int) $record->user_id, 'delete');
 
                 // Delete the user.
-                wp_delete_user( (int) $record->user_id );
+                wp_delete_user((int) $record->user_id);
 
                 /**
                  * Fires after processing each expired record during cleanup.
@@ -622,7 +622,7 @@ 
                  * @since 2.8.22
                  * @param object $record The customer record being processed.
                  */
-                do_action( 'getpaid_data_retention_process_record', $record );
+                do_action('getpaid_data_retention_process_record', $record);
             }
 
             // Re-enable our custom user deletion handling.
@@ -634,7 +634,7 @@ 
              * @since 2.8.22
              * @param array $expired_records Array of customer records that were processed.
              */
-            do_action( 'getpaid_data_retention_after_cleanup', $expired_records );
+            do_action('getpaid_data_retention_after_cleanup', $expired_records);
         }
 
         /**
@@ -644,7 +644,7 @@ 
          * @param int $retention_period The current retention period in years.
          * @param string $cutoff_date The cutoff date used for identifying expired records.
          */
-        do_action( 'getpaid_data_retention_cleanup_complete', $retention_period, $cutoff_date );
+        do_action('getpaid_data_retention_cleanup_complete', $retention_period, $cutoff_date);
     }
 
     /**
@@ -657,7 +657,7 @@ 
 
         // Redirect after deletion.
         $redirect_page = home_url();
-        wp_safe_redirect( $redirect_page );
+        wp_safe_redirect($redirect_page);
         exit();
     }
 }
\ No newline at end of file

includes/reports/class-getpaid-graph-downloader.php

Indentation +202 added lines, -202 removed lines

@@ -12,218 +12,218 @@
  */
 class GetPaid_Graph_Downloader {
 
-	/**
-	 * @var GetPaid_Reports_Report
-	 */
-	public $handler;
-
-	/**
-	 * Class constructor.
-	 *
-	 */
-	public function __construct() {
-		$this->handler = new GetPaid_Reports_Report();
-	}
-
-	/**
-	 * Prepares the datastore handler.
-	 *
-	 * @return GetPaid_Reports_Report_Items|GetPaid_Reports_Report_Gateways|GetPaid_Reports_Report_Discounts
-	 */
-	public function prepare_handler( $graph ) {
-
-		if ( empty( $this->handler->views[ $graph ] ) ) {
-			wp_die( esc_html__( 'Invalid Graph', 'invoicing' ), 400 );
-		}
-
-		return new $this->handler->views[ $graph ]['class']();
-
-	}
-
-	/**
-	 * Prepares the output stream.
-	 *
-	 * @return resource
-	 */
-	public function prepare_output() {
-
-		$output  = fopen( 'php://output', 'w' );
-
-		if ( false === $output ) {
-			wp_die( esc_html__( 'Unsupported server', 'invoicing' ), 500 );
-		}
-
-		return $output;
-	}
-
-	/**
-	 * Prepares the file type.
-	 *
-	 * @return string
-	 */
-	public function prepare_file_type( $graph ) {
-
-		$file_type = empty( $_REQUEST['file_type'] ) ? 'csv' : sanitize_text_field( $_REQUEST['file_type'] );
-		$file_name = wpinv_sanitize_key( "getpaid-$graph-" . current_time( 'Y-m-d' ) );
-
-		header( "Content-Type:application/$file_type" );
-		header( "Content-Disposition:attachment;filename=$file_name.$file_type" );
-
-		return $file_type;
-	}
-
-	/**
-	 * Handles the actual download.
-	 *
-	 */
-	public function download( $graph ) {
-		global $wpdb;
-
-		$handler   = $this->prepare_handler( $graph );
-		$stream    = $this->prepare_output();
-		$stats     = $wpdb->get_results( $handler->get_sql( $handler->get_range() ) );
-		$headers   = array( $handler->field, 'total', 'total_raw' );
-		$file_type = $this->prepare_file_type( $graph );
-
-		if ( 'csv' == $file_type ) {
-			$this->download_csv( $stats, $stream, $headers );
-		} elseif ( 'xml' == $file_type ) {
-			$this->download_xml( $stats, $stream, $headers );
-		} else {
-			$this->download_json( $stats, $stream, $headers );
-		}
-
-		fclose( $stream );
-		exit;
-	}
-
-	/**
-	 * Downloads graph as csv
-	 *
-	 * @param array $stats The stats being downloaded.
-	 * @param resource $stream The stream to output to.
-	 * @param array $headers The fields to stream.
-	 * @since       1.0.19
-	 */
-	public function download_csv( $stats, $stream, $headers ) {
-
-		// Output the csv column headers.
-		fputcsv( $stream, $headers );
-
-		// Loop through
-		foreach ( $stats as $stat ) {
-			$row  = array_values( $this->prepare_row( $stat, $headers ) );
-			$row  = array_map( 'maybe_serialize', $row );
-			fputcsv( $stream, $row );
-		}
-
-	}
-
-	/**
-	 * Downloads graph as json
-	 *
-	 * @param array $stats The stats being downloaded.
-	 * @param resource $stream The stream to output to.
-	 * @param array $headers The fields to stream.
-	 * @since       1.0.19
-	 */
-	public function download_json( $stats, $stream, $headers ) {
-
-		$prepared = array();
-
-		// Loop through
-		foreach ( $stats as $stat ) {
-			$prepared[] = $this->prepare_row( $stat, $headers );
-		}
-
-		fwrite( $stream, wp_json_encode( $prepared ) );
-
-	}
-
-	/**
-	 * Downloads graph as xml
-	 *
-	 * @param array $stats The stats being downloaded.
-	 * @param resource $stream The stream to output to.
-	 * @param array $headers The fields to stream.
-	 * @since       1.0.19
-	 */
-	public function download_xml( $stats, $stream, $headers ) {
-
-		$prepared = array();
-
-		// Loop through
-		foreach ( $stats as $stat ) {
-			$prepared[] = $this->prepare_row( $stat, $headers );
-		}
-
-		$xml = new SimpleXMLElement( '<?xml version="1.0"?><data></data>' );
-		$this->convert_array_xml( $prepared, $xml );
-
-		fwrite( $stream, $xml->asXML() );
-
-	}
-
-	/**
-	 * Converts stats array to xml
-	 *
-	 * @access      public
-	 * @since      1.0.19
-	 */
-	public function convert_array_xml( $data, $xml ) {
-
-		// Loop through
-		foreach ( $data as $key => $value ) {
-
-			$key = preg_replace( '/[^A-Za-z0-9_\-]/', '', $key );
-
-			if ( is_array( $value ) ) {
-
-				if ( is_numeric( $key ) ) {
-					$key = 'item' . $key; //dealing with <0/>..<n/> issues
-				}
-
-				$subnode = $xml->addChild( $key );
-				$this->convert_array_xml( $value, $subnode );
-
-			} else {
-				$xml->addChild( $key, $value ?  htmlspecialchars( $value ) : $value );
-			}
+    /**
+     * @var GetPaid_Reports_Report
+     */
+    public $handler;
+
+    /**
+     * Class constructor.
+     *
+     */
+    public function __construct() {
+        $this->handler = new GetPaid_Reports_Report();
+    }
+
+    /**
+     * Prepares the datastore handler.
+     *
+     * @return GetPaid_Reports_Report_Items|GetPaid_Reports_Report_Gateways|GetPaid_Reports_Report_Discounts
+     */
+    public function prepare_handler( $graph ) {
+
+        if ( empty( $this->handler->views[ $graph ] ) ) {
+            wp_die( esc_html__( 'Invalid Graph', 'invoicing' ), 400 );
+        }
+
+        return new $this->handler->views[ $graph ]['class']();
+
+    }
+
+    /**
+     * Prepares the output stream.
+     *
+     * @return resource
+     */
+    public function prepare_output() {
+
+        $output  = fopen( 'php://output', 'w' );
+
+        if ( false === $output ) {
+            wp_die( esc_html__( 'Unsupported server', 'invoicing' ), 500 );
+        }
+
+        return $output;
+    }
+
+    /**
+     * Prepares the file type.
+     *
+     * @return string
+     */
+    public function prepare_file_type( $graph ) {
+
+        $file_type = empty( $_REQUEST['file_type'] ) ? 'csv' : sanitize_text_field( $_REQUEST['file_type'] );
+        $file_name = wpinv_sanitize_key( "getpaid-$graph-" . current_time( 'Y-m-d' ) );
+
+        header( "Content-Type:application/$file_type" );
+        header( "Content-Disposition:attachment;filename=$file_name.$file_type" );
+
+        return $file_type;
+    }
+
+    /**
+     * Handles the actual download.
+     *
+     */
+    public function download( $graph ) {
+        global $wpdb;
+
+        $handler   = $this->prepare_handler( $graph );
+        $stream    = $this->prepare_output();
+        $stats     = $wpdb->get_results( $handler->get_sql( $handler->get_range() ) );
+        $headers   = array( $handler->field, 'total', 'total_raw' );
+        $file_type = $this->prepare_file_type( $graph );
+
+        if ( 'csv' == $file_type ) {
+            $this->download_csv( $stats, $stream, $headers );
+        } elseif ( 'xml' == $file_type ) {
+            $this->download_xml( $stats, $stream, $headers );
+        } else {
+            $this->download_json( $stats, $stream, $headers );
+        }
+
+        fclose( $stream );
+        exit;
+    }
+
+    /**
+     * Downloads graph as csv
+     *
+     * @param array $stats The stats being downloaded.
+     * @param resource $stream The stream to output to.
+     * @param array $headers The fields to stream.
+     * @since       1.0.19
+     */
+    public function download_csv( $stats, $stream, $headers ) {
+
+        // Output the csv column headers.
+        fputcsv( $stream, $headers );
+
+        // Loop through
+        foreach ( $stats as $stat ) {
+            $row  = array_values( $this->prepare_row( $stat, $headers ) );
+            $row  = array_map( 'maybe_serialize', $row );
+            fputcsv( $stream, $row );
+        }
+
+    }
+
+    /**
+     * Downloads graph as json
+     *
+     * @param array $stats The stats being downloaded.
+     * @param resource $stream The stream to output to.
+     * @param array $headers The fields to stream.
+     * @since       1.0.19
+     */
+    public function download_json( $stats, $stream, $headers ) {
+
+        $prepared = array();
+
+        // Loop through
+        foreach ( $stats as $stat ) {
+            $prepared[] = $this->prepare_row( $stat, $headers );
+        }
+
+        fwrite( $stream, wp_json_encode( $prepared ) );
+
+    }
+
+    /**
+     * Downloads graph as xml
+     *
+     * @param array $stats The stats being downloaded.
+     * @param resource $stream The stream to output to.
+     * @param array $headers The fields to stream.
+     * @since       1.0.19
+     */
+    public function download_xml( $stats, $stream, $headers ) {
+
+        $prepared = array();
+
+        // Loop through
+        foreach ( $stats as $stat ) {
+            $prepared[] = $this->prepare_row( $stat, $headers );
+        }
+
+        $xml = new SimpleXMLElement( '<?xml version="1.0"?><data></data>' );
+        $this->convert_array_xml( $prepared, $xml );
+
+        fwrite( $stream, $xml->asXML() );
+
+    }
+
+    /**
+     * Converts stats array to xml
+     *
+     * @access      public
+     * @since      1.0.19
+     */
+    public function convert_array_xml( $data, $xml ) {
+
+        // Loop through
+        foreach ( $data as $key => $value ) {
+
+            $key = preg_replace( '/[^A-Za-z0-9_\-]/', '', $key );
+
+            if ( is_array( $value ) ) {
+
+                if ( is_numeric( $key ) ) {
+                    $key = 'item' . $key; //dealing with <0/>..<n/> issues
+                }
+
+                $subnode = $xml->addChild( $key );
+                $this->convert_array_xml( $value, $subnode );
+
+            } else {
+                $xml->addChild( $key, $value ?  htmlspecialchars( $value ) : $value );
+            }
 }
 
-	}
+    }
 
-	/**
-	 * Prepares a single row for download.
-	 *
-	 * @param stdClass|array $row The row to prepare..
-	 * @param array $fields The fields to stream.
-	 * @since       1.0.19
-	 * @return array
-	 */
-	public function prepare_row( $row, $fields ) {
+    /**
+     * Prepares a single row for download.
+     *
+     * @param stdClass|array $row The row to prepare..
+     * @param array $fields The fields to stream.
+     * @since       1.0.19
+     * @return array
+     */
+    public function prepare_row( $row, $fields ) {
 
-		$prepared = array();
-		$row      = (array) $row;
+        $prepared = array();
+        $row      = (array) $row;
 
-		foreach ( $fields as $field ) {
+        foreach ( $fields as $field ) {
 
-			if ( $field === 'total' ) {
-				$prepared[ $field ] = html_entity_decode( strip_tags( wpinv_price( $row['total'] ) ), ENT_QUOTES );
-				continue;
-			}
+            if ( $field === 'total' ) {
+                $prepared[ $field ] = html_entity_decode( strip_tags( wpinv_price( $row['total'] ) ), ENT_QUOTES );
+                continue;
+            }
 
-			if ( $field === 'total_raw' ) {
-				$prepared[ $field ] = wpinv_round_amount( wpinv_sanitize_amount( $row['total'] ) );
-				continue;
-			}
+            if ( $field === 'total_raw' ) {
+                $prepared[ $field ] = wpinv_round_amount( wpinv_sanitize_amount( $row['total'] ) );
+                continue;
+            }
 
-			$prepared[ $field ] = strip_tags( $row[ $field ] );
+            $prepared[ $field ] = strip_tags( $row[ $field ] );
 
-		}
+        }
 
-		return $prepared;
-	}
+        return $prepared;
+    }
 
 
 }

Spacing +56 added lines, -56 removed lines

@@ -5,7 +5,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * GetPaid_Graph_Downloader Class.
@@ -30,13 +30,13 @@ 
 	 *
 	 * @return GetPaid_Reports_Report_Items|GetPaid_Reports_Report_Gateways|GetPaid_Reports_Report_Discounts
 	 */
-	public function prepare_handler( $graph ) {
+	public function prepare_handler($graph) {
 
-		if ( empty( $this->handler->views[ $graph ] ) ) {
-			wp_die( esc_html__( 'Invalid Graph', 'invoicing' ), 400 );
+		if (empty($this->handler->views[$graph])) {
+			wp_die(esc_html__('Invalid Graph', 'invoicing'), 400);
 		}
 
-		return new $this->handler->views[ $graph ]['class']();
+		return new $this->handler->views[$graph]['class']();
 
 	}
 
@@ -47,10 +47,10 @@ 
 	 */
 	public function prepare_output() {
 
-		$output  = fopen( 'php://output', 'w' );
+		$output = fopen('php://output', 'w');
 
-		if ( false === $output ) {
-			wp_die( esc_html__( 'Unsupported server', 'invoicing' ), 500 );
+		if (false === $output) {
+			wp_die(esc_html__('Unsupported server', 'invoicing'), 500);
 		}
 
 		return $output;
@@ -61,13 +61,13 @@ 
 	 *
 	 * @return string
 	 */
-	public function prepare_file_type( $graph ) {
+	public function prepare_file_type($graph) {
 
-		$file_type = empty( $_REQUEST['file_type'] ) ? 'csv' : sanitize_text_field( $_REQUEST['file_type'] );
-		$file_name = wpinv_sanitize_key( "getpaid-$graph-" . current_time( 'Y-m-d' ) );
+		$file_type = empty($_REQUEST['file_type']) ? 'csv' : sanitize_text_field($_REQUEST['file_type']);
+		$file_name = wpinv_sanitize_key("getpaid-$graph-" . current_time('Y-m-d'));
 
-		header( "Content-Type:application/$file_type" );
-		header( "Content-Disposition:attachment;filename=$file_name.$file_type" );
+		header("Content-Type:application/$file_type");
+		header("Content-Disposition:attachment;filename=$file_name.$file_type");
 
 		return $file_type;
 	}
@@ -76,24 +76,24 @@ 
 	 * Handles the actual download.
 	 *
 	 */
-	public function download( $graph ) {
+	public function download($graph) {
 		global $wpdb;
 
-		$handler   = $this->prepare_handler( $graph );
+		$handler   = $this->prepare_handler($graph);
 		$stream    = $this->prepare_output();
-		$stats     = $wpdb->get_results( $handler->get_sql( $handler->get_range() ) );
-		$headers   = array( $handler->field, 'total', 'total_raw' );
-		$file_type = $this->prepare_file_type( $graph );
-
-		if ( 'csv' == $file_type ) {
-			$this->download_csv( $stats, $stream, $headers );
-		} elseif ( 'xml' == $file_type ) {
-			$this->download_xml( $stats, $stream, $headers );
+		$stats     = $wpdb->get_results($handler->get_sql($handler->get_range()));
+		$headers   = array($handler->field, 'total', 'total_raw');
+		$file_type = $this->prepare_file_type($graph);
+
+		if ('csv' == $file_type) {
+			$this->download_csv($stats, $stream, $headers);
+		} elseif ('xml' == $file_type) {
+			$this->download_xml($stats, $stream, $headers);
 		} else {
-			$this->download_json( $stats, $stream, $headers );
+			$this->download_json($stats, $stream, $headers);
 		}
 
-		fclose( $stream );
+		fclose($stream);
 		exit;
 	}
 
@@ -105,16 +105,16 @@ 
 	 * @param array $headers The fields to stream.
 	 * @since       1.0.19
 	 */
-	public function download_csv( $stats, $stream, $headers ) {
+	public function download_csv($stats, $stream, $headers) {
 
 		// Output the csv column headers.
-		fputcsv( $stream, $headers );
+		fputcsv($stream, $headers);
 
 		// Loop through
-		foreach ( $stats as $stat ) {
-			$row  = array_values( $this->prepare_row( $stat, $headers ) );
-			$row  = array_map( 'maybe_serialize', $row );
-			fputcsv( $stream, $row );
+		foreach ($stats as $stat) {
+			$row  = array_values($this->prepare_row($stat, $headers));
+			$row  = array_map('maybe_serialize', $row);
+			fputcsv($stream, $row);
 		}
 
 	}
@@ -127,16 +127,16 @@ 
 	 * @param array $headers The fields to stream.
 	 * @since       1.0.19
 	 */
-	public function download_json( $stats, $stream, $headers ) {
+	public function download_json($stats, $stream, $headers) {
 
 		$prepared = array();
 
 		// Loop through
-		foreach ( $stats as $stat ) {
-			$prepared[] = $this->prepare_row( $stat, $headers );
+		foreach ($stats as $stat) {
+			$prepared[] = $this->prepare_row($stat, $headers);
 		}
 
-		fwrite( $stream, wp_json_encode( $prepared ) );
+		fwrite($stream, wp_json_encode($prepared));
 
 	}
 
@@ -148,19 +148,19 @@ 
 	 * @param array $headers The fields to stream.
 	 * @since       1.0.19
 	 */
-	public function download_xml( $stats, $stream, $headers ) {
+	public function download_xml($stats, $stream, $headers) {
 
 		$prepared = array();
 
 		// Loop through
-		foreach ( $stats as $stat ) {
-			$prepared[] = $this->prepare_row( $stat, $headers );
+		foreach ($stats as $stat) {
+			$prepared[] = $this->prepare_row($stat, $headers);
 		}
 
-		$xml = new SimpleXMLElement( '<?xml version="1.0"?><data></data>' );
-		$this->convert_array_xml( $prepared, $xml );
+		$xml = new SimpleXMLElement('<?xml version="1.0"?><data></data>');
+		$this->convert_array_xml($prepared, $xml);
 
-		fwrite( $stream, $xml->asXML() );
+		fwrite($stream, $xml->asXML());
 
 	}
 
@@ -170,24 +170,24 @@ 
 	 * @access      public
 	 * @since      1.0.19
 	 */
-	public function convert_array_xml( $data, $xml ) {
+	public function convert_array_xml($data, $xml) {
 
 		// Loop through
-		foreach ( $data as $key => $value ) {
+		foreach ($data as $key => $value) {
 
-			$key = preg_replace( '/[^A-Za-z0-9_\-]/', '', $key );
+			$key = preg_replace('/[^A-Za-z0-9_\-]/', '', $key);
 
-			if ( is_array( $value ) ) {
+			if (is_array($value)) {
 
-				if ( is_numeric( $key ) ) {
+				if (is_numeric($key)) {
 					$key = 'item' . $key; //dealing with <0/>..<n/> issues
 				}
 
-				$subnode = $xml->addChild( $key );
-				$this->convert_array_xml( $value, $subnode );
+				$subnode = $xml->addChild($key);
+				$this->convert_array_xml($value, $subnode);
 
 			} else {
-				$xml->addChild( $key, $value ?  htmlspecialchars( $value ) : $value );
+				$xml->addChild($key, $value ?  htmlspecialchars($value) : $value);
 			}
 }
 
@@ -201,24 +201,24 @@ 
 	 * @since       1.0.19
 	 * @return array
 	 */
-	public function prepare_row( $row, $fields ) {
+	public function prepare_row($row, $fields) {
 
 		$prepared = array();
 		$row      = (array) $row;
 
-		foreach ( $fields as $field ) {
+		foreach ($fields as $field) {
 
-			if ( $field === 'total' ) {
-				$prepared[ $field ] = html_entity_decode( strip_tags( wpinv_price( $row['total'] ) ), ENT_QUOTES );
+			if ($field === 'total') {
+				$prepared[$field] = html_entity_decode(strip_tags(wpinv_price($row['total'])), ENT_QUOTES);
 				continue;
 			}
 
-			if ( $field === 'total_raw' ) {
-				$prepared[ $field ] = wpinv_round_amount( wpinv_sanitize_amount( $row['total'] ) );
+			if ($field === 'total_raw') {
+				$prepared[$field] = wpinv_round_amount(wpinv_sanitize_amount($row['total']));
 				continue;
 			}
 
-			$prepared[ $field ] = strip_tags( $row[ $field ] );
+			$prepared[$field] = strip_tags($row[$field]);
 
 		}
 

includes/reports/class-getpaid-invoice-exporter.php

Indentation +232 added lines, -232 removed lines

@@ -12,236 +12,236 @@
  */
 class GetPaid_Invoice_Exporter extends GetPaid_Graph_Downloader {
 
-	/**
-	 * Retrieves invoices query args.
-	 *
-	 * @param string $post_type post type to retrieve.
-	 * @param array $args Args to search for.
-	 * @return array
-	 */
-	public function get_invoice_query_args( $post_type, $args ) {
-
-		$query_args = array(
-			'post_type'              => $post_type,
-			'post_status'            => array_keys( wpinv_get_invoice_statuses( true, false, $post_type ) ),
-			'posts_per_page'         => -1,
-			'no_found_rows'          => true,
-			'update_post_term_cache' => false,
-			'fields'                 => 'ids',
-		);
-
-		if ( ! empty( $args['status'] ) && in_array( $args['status'], $query_args['post_status'], true ) ) {
-			$query_args['post_status'] = wpinv_clean( wpinv_parse_list( $args['status'] ) );
-		}
-
-		$date_query = array();
-		if ( ! empty( $args['to_date'] ) ) {
-			$date_query['before'] = wpinv_clean( $args['to_date'] );
-		}
-
-		if ( ! empty( $args['from_date'] ) ) {
-			$date_query['after'] = wpinv_clean( $args['from_date'] );
-		}
-
-		if ( ! empty( $date_query ) ) {
-			$date_query['inclusive']  = true;
-			$query_args['date_query'] = array( $date_query );
-		}
-
-		return $query_args;
-	}
-
-	/**
-	 * Retrieves invoices.
-	 *
-	 * @param array $query_args WP_Query args.
-	 * @return WPInv_Invoice[]
-	 */
-	public function get_invoices( $query_args ) {
-
-		// Get invoices.
-		$invoices = new WP_Query( $query_args );
-
-		// Prepare the results.
-		return array_map( 'wpinv_get_invoice', $invoices->posts );
-
-	}
-
-	/**
-	 * Handles the actual download.
-	 *
-	 */
-	public function export( $post_type, $args ) {
-
-		$invoices  = $this->get_invoices( $this->get_invoice_query_args( $post_type, $args ) );
-		$stream    = $this->prepare_output();
-		$headers   = $this->get_export_fields( $post_type );
-		$file_type = $this->prepare_file_type( strtolower( getpaid_get_post_type_label( $post_type ) ) );
-
-		if ( 'csv' == $file_type ) {
-			$this->download_csv( $invoices, $stream, $headers );
-		} elseif ( 'xml' == $file_type ) {
-			$this->download_xml( $invoices, $stream, $headers );
-		} else {
-			$this->download_json( $invoices, $stream, $headers );
-		}
-
-		fclose( $stream );
-		exit;
-	}
-
-	/**
-	 * Prepares a single invoice for download.
-	 *
-	 * @param WPInv_Invoice $invoice The invoice to prepare..
-	 * @param array $fields The fields to stream.
-	 * @since       1.0.19
-	 * @return array
-	 */
-	public function prepare_row( $invoice, $fields ) {
-
-		$prepared      = array();
-		$amount_fields = $this->get_amount_fields( $invoice->get_post_type() );
-		$meta_fields = $this->get_payment_form_meta( $invoice );
-
-		foreach ( $fields as $field ) {
-			$value  = '';
-			$method = "get_$field";
-
-			if ( method_exists( $invoice, $method ) ) {
-				$value  = $invoice->$method();
-			} else if( strpos( $field, '_' ) === 0 && isset( $meta_fields[ $field ] ) ) {
-				$value = $meta_fields[ $field ];
-			}
-
-			if ( in_array( $field, $amount_fields ) ) {
-				$value  = wpinv_round_amount( wpinv_sanitize_amount( $value ) );
-			}
-
-			$prepared[ $field ] = wpinv_clean( $value );
-
-		}
-
-		return $prepared;
-	}
-
-	/**
-	 * Retrieves export fields.
-	 *
-	 * @param string $post_type
-	 * @since       1.0.19
-	 * @return array
-	 */
-	public function get_export_fields( $post_type ) {
-
-		$fields = array(
-			'id',
-			'parent_id',
-			'status',
-			'date_created',
-			'date_modified',
-			'date_due',
-			'date_completed',
-			'number',
-			'key',
-			'description',
-			'post_type',
-			'mode',
-			'customer_id',
-			'customer_first_name',
-			'customer_last_name',
-			'customer_phone',
-			'customer_email',
-			'customer_country',
-			'customer_city',
-			'customer_state',
-			'customer_zip',
-			'customer_company',
-			'customer_vat_number',
-			'customer_address',
-			'subtotal',
-			'total_discount',
-			'total_tax',
-			'total_fees',
-			'fees',
-			'discounts',
-			'taxes',
-			'cart_details',
-			'item_ids',
-			'payment_form',
-			'discount_code',
-			'gateway',
-			'transaction_id',
-			'currency',
-			'disable_taxes',
-			'subscription_id',
-			'remote_subscription_id',
-			'is_viewed',
-			'email_cc',
-			'template',
-			'created_via',
-    	);
-
-		// Payment form meta fields.
-		$meta_fields = getpaid_get_payment_form_custom_fields();
-
-		if ( ! empty( $meta_fields ) ) {
-			foreach ( $meta_fields as $field_key => $field_label ) {
-				$fields[] = $field_key;
-			}
-		}
-
-		return apply_filters( 'getpaid_invoice_exporter_get_fields', $fields, $post_type );
-	}
-
-	/**
-	 * Retrieves amount fields.
-	 *
-	 * @param string $post_type
-	 * @since       1.0.19
-	 * @return array
-	 */
-	public function get_amount_fields( $post_type ) {
-
-		$fields = array(
-			'subtotal',
-			'total_discount',
-			'total_tax',
-			'total_fees',
-    	);
-
-		return apply_filters( 'getpaid_invoice_exporter_get_amount_fields', $fields, $post_type );
-	}
-
-	/**
-	 * Retrieves payment form meta fields.
-	 *
-	 * @since 2.8.23
-	 *
-	 * @return array
-	 */
-	public function get_payment_form_meta( $invoice ) {
-		// Payment form meta fields.
-		$field_keys = getpaid_get_payment_form_custom_fields();
-		$meta = get_post_meta( $invoice->get_id(), 'additional_meta_data', true );
-
-		$field_values = array();
-		if ( ! empty( $field_keys ) ) {
-			foreach ( $field_keys as $field_key => $field_label ) {
-				$value = '';
-
-				if ( ! empty( $meta ) ) {
-					foreach ( $meta as $meta_label => $meta_value ) {
-						if ( getpaid_strtolower( wpinv_clean( wp_unslash( $meta_label ) ) ) == getpaid_strtolower( $field_label ) ) {
-							$value = $meta_value;
-						}
-					}
-				}
-
-				$field_values[ $field_key ] = $value;
-			}
-		}
-
-		return $field_values;
-	}
+    /**
+     * Retrieves invoices query args.
+     *
+     * @param string $post_type post type to retrieve.
+     * @param array $args Args to search for.
+     * @return array
+     */
+    public function get_invoice_query_args( $post_type, $args ) {
+
+        $query_args = array(
+            'post_type'              => $post_type,
+            'post_status'            => array_keys( wpinv_get_invoice_statuses( true, false, $post_type ) ),
+            'posts_per_page'         => -1,
+            'no_found_rows'          => true,
+            'update_post_term_cache' => false,
+            'fields'                 => 'ids',
+        );
+
+        if ( ! empty( $args['status'] ) && in_array( $args['status'], $query_args['post_status'], true ) ) {
+            $query_args['post_status'] = wpinv_clean( wpinv_parse_list( $args['status'] ) );
+        }
+
+        $date_query = array();
+        if ( ! empty( $args['to_date'] ) ) {
+            $date_query['before'] = wpinv_clean( $args['to_date'] );
+        }
+
+        if ( ! empty( $args['from_date'] ) ) {
+            $date_query['after'] = wpinv_clean( $args['from_date'] );
+        }
+
+        if ( ! empty( $date_query ) ) {
+            $date_query['inclusive']  = true;
+            $query_args['date_query'] = array( $date_query );
+        }
+
+        return $query_args;
+    }
+
+    /**
+     * Retrieves invoices.
+     *
+     * @param array $query_args WP_Query args.
+     * @return WPInv_Invoice[]
+     */
+    public function get_invoices( $query_args ) {
+
+        // Get invoices.
+        $invoices = new WP_Query( $query_args );
+
+        // Prepare the results.
+        return array_map( 'wpinv_get_invoice', $invoices->posts );
+
+    }
+
+    /**
+     * Handles the actual download.
+     *
+     */
+    public function export( $post_type, $args ) {
+
+        $invoices  = $this->get_invoices( $this->get_invoice_query_args( $post_type, $args ) );
+        $stream    = $this->prepare_output();
+        $headers   = $this->get_export_fields( $post_type );
+        $file_type = $this->prepare_file_type( strtolower( getpaid_get_post_type_label( $post_type ) ) );
+
+        if ( 'csv' == $file_type ) {
+            $this->download_csv( $invoices, $stream, $headers );
+        } elseif ( 'xml' == $file_type ) {
+            $this->download_xml( $invoices, $stream, $headers );
+        } else {
+            $this->download_json( $invoices, $stream, $headers );
+        }
+
+        fclose( $stream );
+        exit;
+    }
+
+    /**
+     * Prepares a single invoice for download.
+     *
+     * @param WPInv_Invoice $invoice The invoice to prepare..
+     * @param array $fields The fields to stream.
+     * @since       1.0.19
+     * @return array
+     */
+    public function prepare_row( $invoice, $fields ) {
+
+        $prepared      = array();
+        $amount_fields = $this->get_amount_fields( $invoice->get_post_type() );
+        $meta_fields = $this->get_payment_form_meta( $invoice );
+
+        foreach ( $fields as $field ) {
+            $value  = '';
+            $method = "get_$field";
+
+            if ( method_exists( $invoice, $method ) ) {
+                $value  = $invoice->$method();
+            } else if( strpos( $field, '_' ) === 0 && isset( $meta_fields[ $field ] ) ) {
+                $value = $meta_fields[ $field ];
+            }
+
+            if ( in_array( $field, $amount_fields ) ) {
+                $value  = wpinv_round_amount( wpinv_sanitize_amount( $value ) );
+            }
+
+            $prepared[ $field ] = wpinv_clean( $value );
+
+        }
+
+        return $prepared;
+    }
+
+    /**
+     * Retrieves export fields.
+     *
+     * @param string $post_type
+     * @since       1.0.19
+     * @return array
+     */
+    public function get_export_fields( $post_type ) {
+
+        $fields = array(
+            'id',
+            'parent_id',
+            'status',
+            'date_created',
+            'date_modified',
+            'date_due',
+            'date_completed',
+            'number',
+            'key',
+            'description',
+            'post_type',
+            'mode',
+            'customer_id',
+            'customer_first_name',
+            'customer_last_name',
+            'customer_phone',
+            'customer_email',
+            'customer_country',
+            'customer_city',
+            'customer_state',
+            'customer_zip',
+            'customer_company',
+            'customer_vat_number',
+            'customer_address',
+            'subtotal',
+            'total_discount',
+            'total_tax',
+            'total_fees',
+            'fees',
+            'discounts',
+            'taxes',
+            'cart_details',
+            'item_ids',
+            'payment_form',
+            'discount_code',
+            'gateway',
+            'transaction_id',
+            'currency',
+            'disable_taxes',
+            'subscription_id',
+            'remote_subscription_id',
+            'is_viewed',
+            'email_cc',
+            'template',
+            'created_via',
+        );
+
+        // Payment form meta fields.
+        $meta_fields = getpaid_get_payment_form_custom_fields();
+
+        if ( ! empty( $meta_fields ) ) {
+            foreach ( $meta_fields as $field_key => $field_label ) {
+                $fields[] = $field_key;
+            }
+        }
+
+        return apply_filters( 'getpaid_invoice_exporter_get_fields', $fields, $post_type );
+    }
+
+    /**
+     * Retrieves amount fields.
+     *
+     * @param string $post_type
+     * @since       1.0.19
+     * @return array
+     */
+    public function get_amount_fields( $post_type ) {
+
+        $fields = array(
+            'subtotal',
+            'total_discount',
+            'total_tax',
+            'total_fees',
+        );
+
+        return apply_filters( 'getpaid_invoice_exporter_get_amount_fields', $fields, $post_type );
+    }
+
+    /**
+     * Retrieves payment form meta fields.
+     *
+     * @since 2.8.23
+     *
+     * @return array
+     */
+    public function get_payment_form_meta( $invoice ) {
+        // Payment form meta fields.
+        $field_keys = getpaid_get_payment_form_custom_fields();
+        $meta = get_post_meta( $invoice->get_id(), 'additional_meta_data', true );
+
+        $field_values = array();
+        if ( ! empty( $field_keys ) ) {
+            foreach ( $field_keys as $field_key => $field_label ) {
+                $value = '';
+
+                if ( ! empty( $meta ) ) {
+                    foreach ( $meta as $meta_label => $meta_value ) {
+                        if ( getpaid_strtolower( wpinv_clean( wp_unslash( $meta_label ) ) ) == getpaid_strtolower( $field_label ) ) {
+                            $value = $meta_value;
+                        }
+                    }
+                }
+
+                $field_values[ $field_key ] = $value;
+            }
+        }
+
+        return $field_values;
+    }
 }

Spacing +49 added lines, -49 removed lines

@@ -5,7 +5,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * GetPaid_Invoice_Exporter Class.
@@ -19,33 +19,33 @@ 
 	 * @param array $args Args to search for.
 	 * @return array
 	 */
-	public function get_invoice_query_args( $post_type, $args ) {
+	public function get_invoice_query_args($post_type, $args) {
 
 		$query_args = array(
 			'post_type'              => $post_type,
-			'post_status'            => array_keys( wpinv_get_invoice_statuses( true, false, $post_type ) ),
+			'post_status'            => array_keys(wpinv_get_invoice_statuses(true, false, $post_type)),
 			'posts_per_page'         => -1,
 			'no_found_rows'          => true,
 			'update_post_term_cache' => false,
 			'fields'                 => 'ids',
 		);
 
-		if ( ! empty( $args['status'] ) && in_array( $args['status'], $query_args['post_status'], true ) ) {
-			$query_args['post_status'] = wpinv_clean( wpinv_parse_list( $args['status'] ) );
+		if (!empty($args['status']) && in_array($args['status'], $query_args['post_status'], true)) {
+			$query_args['post_status'] = wpinv_clean(wpinv_parse_list($args['status']));
 		}
 
 		$date_query = array();
-		if ( ! empty( $args['to_date'] ) ) {
-			$date_query['before'] = wpinv_clean( $args['to_date'] );
+		if (!empty($args['to_date'])) {
+			$date_query['before'] = wpinv_clean($args['to_date']);
 		}
 
-		if ( ! empty( $args['from_date'] ) ) {
-			$date_query['after'] = wpinv_clean( $args['from_date'] );
+		if (!empty($args['from_date'])) {
+			$date_query['after'] = wpinv_clean($args['from_date']);
 		}
 
-		if ( ! empty( $date_query ) ) {
+		if (!empty($date_query)) {
 			$date_query['inclusive']  = true;
-			$query_args['date_query'] = array( $date_query );
+			$query_args['date_query'] = array($date_query);
 		}
 
 		return $query_args;
@@ -57,13 +57,13 @@ 
 	 * @param array $query_args WP_Query args.
 	 * @return WPInv_Invoice[]
 	 */
-	public function get_invoices( $query_args ) {
+	public function get_invoices($query_args) {
 
 		// Get invoices.
-		$invoices = new WP_Query( $query_args );
+		$invoices = new WP_Query($query_args);
 
 		// Prepare the results.
-		return array_map( 'wpinv_get_invoice', $invoices->posts );
+		return array_map('wpinv_get_invoice', $invoices->posts);
 
 	}
 
@@ -71,22 +71,22 @@ 
 	 * Handles the actual download.
 	 *
 	 */
-	public function export( $post_type, $args ) {
+	public function export($post_type, $args) {
 
-		$invoices  = $this->get_invoices( $this->get_invoice_query_args( $post_type, $args ) );
+		$invoices  = $this->get_invoices($this->get_invoice_query_args($post_type, $args));
 		$stream    = $this->prepare_output();
-		$headers   = $this->get_export_fields( $post_type );
-		$file_type = $this->prepare_file_type( strtolower( getpaid_get_post_type_label( $post_type ) ) );
+		$headers   = $this->get_export_fields($post_type);
+		$file_type = $this->prepare_file_type(strtolower(getpaid_get_post_type_label($post_type)));
 
-		if ( 'csv' == $file_type ) {
-			$this->download_csv( $invoices, $stream, $headers );
-		} elseif ( 'xml' == $file_type ) {
-			$this->download_xml( $invoices, $stream, $headers );
+		if ('csv' == $file_type) {
+			$this->download_csv($invoices, $stream, $headers);
+		} elseif ('xml' == $file_type) {
+			$this->download_xml($invoices, $stream, $headers);
 		} else {
-			$this->download_json( $invoices, $stream, $headers );
+			$this->download_json($invoices, $stream, $headers);
 		}
 
-		fclose( $stream );
+		fclose($stream);
 		exit;
 	}
 
@@ -98,27 +98,27 @@ 
 	 * @since       1.0.19
 	 * @return array
 	 */
-	public function prepare_row( $invoice, $fields ) {
+	public function prepare_row($invoice, $fields) {
 
 		$prepared      = array();
-		$amount_fields = $this->get_amount_fields( $invoice->get_post_type() );
-		$meta_fields = $this->get_payment_form_meta( $invoice );
+		$amount_fields = $this->get_amount_fields($invoice->get_post_type());
+		$meta_fields = $this->get_payment_form_meta($invoice);
 
-		foreach ( $fields as $field ) {
+		foreach ($fields as $field) {
 			$value  = '';
 			$method = "get_$field";
 
-			if ( method_exists( $invoice, $method ) ) {
-				$value  = $invoice->$method();
-			} else if( strpos( $field, '_' ) === 0 && isset( $meta_fields[ $field ] ) ) {
-				$value = $meta_fields[ $field ];
+			if (method_exists($invoice, $method)) {
+				$value = $invoice->$method();
+			} else if (strpos($field, '_') === 0 && isset($meta_fields[$field])) {
+				$value = $meta_fields[$field];
 			}
 
-			if ( in_array( $field, $amount_fields ) ) {
-				$value  = wpinv_round_amount( wpinv_sanitize_amount( $value ) );
+			if (in_array($field, $amount_fields)) {
+				$value = wpinv_round_amount(wpinv_sanitize_amount($value));
 			}
 
-			$prepared[ $field ] = wpinv_clean( $value );
+			$prepared[$field] = wpinv_clean($value);
 
 		}
 
@@ -132,7 +132,7 @@ 
 	 * @since       1.0.19
 	 * @return array
 	 */
-	public function get_export_fields( $post_type ) {
+	public function get_export_fields($post_type) {
 
 		$fields = array(
 			'id',
@@ -185,13 +185,13 @@ 
 		// Payment form meta fields.
 		$meta_fields = getpaid_get_payment_form_custom_fields();
 
-		if ( ! empty( $meta_fields ) ) {
-			foreach ( $meta_fields as $field_key => $field_label ) {
+		if (!empty($meta_fields)) {
+			foreach ($meta_fields as $field_key => $field_label) {
 				$fields[] = $field_key;
 			}
 		}
 
-		return apply_filters( 'getpaid_invoice_exporter_get_fields', $fields, $post_type );
+		return apply_filters('getpaid_invoice_exporter_get_fields', $fields, $post_type);
 	}
 
 	/**
@@ -201,7 +201,7 @@ 
 	 * @since       1.0.19
 	 * @return array
 	 */
-	public function get_amount_fields( $post_type ) {
+	public function get_amount_fields($post_type) {
 
 		$fields = array(
 			'subtotal',
@@ -210,7 +210,7 @@ 
 			'total_fees',
     	);
 
-		return apply_filters( 'getpaid_invoice_exporter_get_amount_fields', $fields, $post_type );
+		return apply_filters('getpaid_invoice_exporter_get_amount_fields', $fields, $post_type);
 	}
 
 	/**
@@ -220,25 +220,25 @@ 
 	 *
 	 * @return array
 	 */
-	public function get_payment_form_meta( $invoice ) {
+	public function get_payment_form_meta($invoice) {
 		// Payment form meta fields.
 		$field_keys = getpaid_get_payment_form_custom_fields();
-		$meta = get_post_meta( $invoice->get_id(), 'additional_meta_data', true );
+		$meta = get_post_meta($invoice->get_id(), 'additional_meta_data', true);
 
 		$field_values = array();
-		if ( ! empty( $field_keys ) ) {
-			foreach ( $field_keys as $field_key => $field_label ) {
+		if (!empty($field_keys)) {
+			foreach ($field_keys as $field_key => $field_label) {
 				$value = '';
 
-				if ( ! empty( $meta ) ) {
-					foreach ( $meta as $meta_label => $meta_value ) {
-						if ( getpaid_strtolower( wpinv_clean( wp_unslash( $meta_label ) ) ) == getpaid_strtolower( $field_label ) ) {
+				if (!empty($meta)) {
+					foreach ($meta as $meta_label => $meta_value) {
+						if (getpaid_strtolower(wpinv_clean(wp_unslash($meta_label))) == getpaid_strtolower($field_label)) {
 							$value = $meta_value;
 						}
 					}
 				}
 
-				$field_values[ $field_key ] = $value;
+				$field_values[$field_key] = $value;
 			}
 		}
 

includes/admin/views/wizard-thank-you.php

Spacing +15 added lines, -15 removed lines

@@ -4,40 +4,40 @@
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 global $aui_bs5;
 ?>
 <div class="card shadow-sm my-5">
 	<div class="text-center card-body">
-		<h1 class="h3"><?php esc_html_e( 'Awesome, you are ready to Get Paid', 'invoicing' ); ?></h1>
+		<h1 class="h3"><?php esc_html_e('Awesome, you are ready to Get Paid', 'invoicing'); ?></h1>
 
 		<div class="geodirectory-message geodirectory-tracker">
-			<p><?php esc_html_e( 'Thank you for choosing GetPaid!', 'invoicing' ); ?> <i class="far fa-smile-beam"></i></p>
+			<p><?php esc_html_e('Thank you for choosing GetPaid!', 'invoicing'); ?> <i class="far fa-smile-beam"></i></p>
 		</div>
 
 		<div class="gp-setup-next-steps">
 			<div class="gp-setup-next-steps-first mb-4">
 				<div>
-					<h2 class="h3"><i class="fas fa-arrow-down"></i> <?php esc_html_e( 'Watch This', 'invoicing' ); ?> <i class="fas fa-arrow-down"></i></h2>
-					<div class="<?php echo( $aui_bs5 ? 'ratio ratio-16x9' : 'embed-responsive embed-responsive-16by9' ); ?> mb-4">
-						<iframe class="<?php echo( $aui_bs5 ? '' : 'embed-responsive-item' ); ?>" src="https://www.youtube.com/embed/TXZuPXHjt9E?rel=0" allowfullscreen></iframe>
+					<h2 class="h3"><i class="fas fa-arrow-down"></i> <?php esc_html_e('Watch This', 'invoicing'); ?> <i class="fas fa-arrow-down"></i></h2>
+					<div class="<?php echo($aui_bs5 ? 'ratio ratio-16x9' : 'embed-responsive embed-responsive-16by9'); ?> mb-4">
+						<iframe class="<?php echo($aui_bs5 ? '' : 'embed-responsive-item'); ?>" src="https://www.youtube.com/embed/TXZuPXHjt9E?rel=0" allowfullscreen></iframe>
 					</div>
 				</div>
-				<h2 class="h3"><?php esc_html_e( 'Next steps', 'invoicing' ); ?></h2>
+				<h2 class="h3"><?php esc_html_e('Next steps', 'invoicing'); ?></h2>
 
 				<div class="d-flex justify-content-between">
-					<a class="btn btn-outline-primary btn-sm" href="<?php echo esc_url( admin_url( 'post-new.php?post_type=wpi_item' ) ); ?>"><span class="h1 d-block"><i class="fas fa-box-open"></i></span> <?php esc_html_e( 'Create Item', 'invoicing' ); ?></a>
-					<a class="btn btn-outline-primary btn-sm" href="<?php echo esc_url( admin_url( 'post-new.php?post_type=wpi_payment_form' ) ); ?>"><span class="h1 d-block"><i class="fas fa-align-justify"></i></span> <?php esc_html_e( 'Create Payment Form', 'invoicing' ); ?></a>
-					<a class="btn btn-outline-primary btn-sm" href="<?php echo esc_url( admin_url( 'post-new.php?post_type=wpi_invoice' ) ); ?>"><span class="h1 d-block"><i class="fas fa-file-alt"></i></span> <?php esc_html_e( 'Create Invoice', 'invoicing' ); ?></a>
+					<a class="btn btn-outline-primary btn-sm" href="<?php echo esc_url(admin_url('post-new.php?post_type=wpi_item')); ?>"><span class="h1 d-block"><i class="fas fa-box-open"></i></span> <?php esc_html_e('Create Item', 'invoicing'); ?></a>
+					<a class="btn btn-outline-primary btn-sm" href="<?php echo esc_url(admin_url('post-new.php?post_type=wpi_payment_form')); ?>"><span class="h1 d-block"><i class="fas fa-align-justify"></i></span> <?php esc_html_e('Create Payment Form', 'invoicing'); ?></a>
+					<a class="btn btn-outline-primary btn-sm" href="<?php echo esc_url(admin_url('post-new.php?post_type=wpi_invoice')); ?>"><span class="h1 d-block"><i class="fas fa-file-alt"></i></span> <?php esc_html_e('Create Invoice', 'invoicing'); ?></a>
 				</div>
 
-				<h2 class="h3 mt-4"><?php esc_html_e( 'Learn more', 'invoicing' ); ?></h2>
+				<h2 class="h3 mt-4"><?php esc_html_e('Learn more', 'invoicing'); ?></h2>
 				<div class="gp-setup-next-steps-last mt-2 d-flex justify-content-between">
-					<a class="btn btn-outline-primary btn-sm" href="https://docs.wpgetpaid.com/collection/114-getting-started?utm_source=setupwizard&utm_medium=product&utm_content=getting-started&utm_campaign=invoicingplugin" target="_blank"><?php esc_html_e( 'Getting Started', 'invoicing' ); ?></a>
-					<a class="btn btn-outline-primary btn-sm" href="https://docs.wpgetpaid.com/?utm_source=setupwizard&utm_medium=product&utm_content=docs&utm_campaign=invoicingplugin" target="_blank"><?php esc_html_e( 'Documentation', 'invoicing' ); ?></a>
-					<a class="btn btn-outline-primary btn-sm" href="https://wpgetpaid.com/support/?utm_source=setupwizard&utm_medium=product&utm_content=docs&utm_campaign=invoicingyplugin" target="_blank"><?php esc_html_e( 'Support', 'invoicing' ); ?></a>
-					<a class="btn btn-outline-primary btn-sm" href="https://demos.ayecode.io/getpaid/?utm_source=setupwizard&utm_medium=product&utm_content=demos&utm_campaign=invoicingyplugin" target="_blank"><?php esc_html_e( 'Demos', 'invoicing' ); ?></a>
+					<a class="btn btn-outline-primary btn-sm" href="https://docs.wpgetpaid.com/collection/114-getting-started?utm_source=setupwizard&utm_medium=product&utm_content=getting-started&utm_campaign=invoicingplugin" target="_blank"><?php esc_html_e('Getting Started', 'invoicing'); ?></a>
+					<a class="btn btn-outline-primary btn-sm" href="https://docs.wpgetpaid.com/?utm_source=setupwizard&utm_medium=product&utm_content=docs&utm_campaign=invoicingplugin" target="_blank"><?php esc_html_e('Documentation', 'invoicing'); ?></a>
+					<a class="btn btn-outline-primary btn-sm" href="https://wpgetpaid.com/support/?utm_source=setupwizard&utm_medium=product&utm_content=docs&utm_campaign=invoicingyplugin" target="_blank"><?php esc_html_e('Support', 'invoicing'); ?></a>
+					<a class="btn btn-outline-primary btn-sm" href="https://demos.ayecode.io/getpaid/?utm_source=setupwizard&utm_medium=product&utm_content=demos&utm_campaign=invoicingyplugin" target="_blank"><?php esc_html_e('Demos', 'invoicing'); ?></a>
 				</div>
 			</div>
 		</div>

includes/admin/views/wizard-plugins.php

Spacing +15 added lines, -15 removed lines

@@ -4,31 +4,31 @@
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 global $aui_bs5;
 ?>
 <div class="card shadow-sm my-5">
-	<form method="post" class="text-center card-body" action="<?php echo esc_url( admin_url() ); ?>">
-		<?php getpaid_hidden_field( 'getpaid-admin-action', 'install_plugin' ); ?>
-		<?php wp_nonce_field( 'getpaid-nonce', 'getpaid-nonce' ); ?>
-		<?php getpaid_hidden_field( 'redirect', $next_url ); ?>
+	<form method="post" class="text-center card-body" action="<?php echo esc_url(admin_url()); ?>">
+		<?php getpaid_hidden_field('getpaid-admin-action', 'install_plugin'); ?>
+		<?php wp_nonce_field('getpaid-nonce', 'getpaid-nonce'); ?>
+		<?php getpaid_hidden_field('redirect', $next_url); ?>
 		<div class="gd-wizard-recommend">
-			<h2 class="gd-settings-title h3"><?php esc_html_e( 'Recommended Plugins', 'invoicing' ); ?></h2>
-			<p><?php esc_html_e( 'Below are a few of our own plugins that may help you.', 'invoicing' ); ?></p>
+			<h2 class="gd-settings-title h3"><?php esc_html_e('Recommended Plugins', 'invoicing'); ?></h2>
+			<p><?php esc_html_e('Below are a few of our own plugins that may help you.', 'invoicing'); ?></p>
 			<ul class="list-group">
-				<?php foreach ( $recommended_plugins as $key => $plugin ) : ?>
-				<li class="list-group-item d-flex justify-content-between align-items-center flex-wrap <?php echo( $aui_bs5 ? 'text-start' : 'text-left' ); ?>">
-					<span class="mr-auto"><?php echo esc_html( $plugin['name'] ); ?></span>
-					<div class="<?php echo( $aui_bs5 ? 'form-check form-switch me-n2' : 'custom-control custom-switch mr-n2 getpaid-install-plugin-siwtch-div' ); ?>">
-						<input type="checkbox" name="plugins[<?php echo esc_attr( $plugin['slug'] ); ?>]" value="<?php echo esc_attr( $plugin['file'] ); ?>" class="<?php echo ( $aui_bs5 ? 'form-check-input' : 'custom-control-input' ); ?>" <?php if ( is_plugin_active( $plugin['file'] ) ) { echo 'checked';}?> id="ac-setting-updates<?php echo esc_attr( $key ); ?>">
-						<label class="<?php echo ( $aui_bs5 ? 'form-check-label' : 'custom-control-label' ); ?>" for="ac-setting-updates<?php echo esc_attr( $key ); ?>"></label>
+				<?php foreach ($recommended_plugins as $key => $plugin) : ?>
+				<li class="list-group-item d-flex justify-content-between align-items-center flex-wrap <?php echo($aui_bs5 ? 'text-start' : 'text-left'); ?>">
+					<span class="mr-auto"><?php echo esc_html($plugin['name']); ?></span>
+					<div class="<?php echo($aui_bs5 ? 'form-check form-switch me-n2' : 'custom-control custom-switch mr-n2 getpaid-install-plugin-siwtch-div'); ?>">
+						<input type="checkbox" name="plugins[<?php echo esc_attr($plugin['slug']); ?>]" value="<?php echo esc_attr($plugin['file']); ?>" class="<?php echo ($aui_bs5 ? 'form-check-input' : 'custom-control-input'); ?>" <?php if (is_plugin_active($plugin['file'])) { echo 'checked'; }?> id="ac-setting-updates<?php echo esc_attr($key); ?>">
+						<label class="<?php echo ($aui_bs5 ? 'form-check-label' : 'custom-control-label'); ?>" for="ac-setting-updates<?php echo esc_attr($key); ?>"></label>
 					</div>
-					<small class="w-100"><?php echo esc_attr( $plugin['desc'] ); ?></small>
+					<small class="w-100"><?php echo esc_attr($plugin['desc']); ?></small>
 				</li>
 				<?php endforeach; ?>
 			</ul>
-			<p class="gp-setup-actions step text-center mt-4"><input type="submit" class="btn btn-primary button-next" value="<?php esc_attr_e( 'Continue', 'invoicing' ); ?>" name="save_step"/></p>
+			<p class="gp-setup-actions step text-center mt-4"><input type="submit" class="btn btn-primary button-next" value="<?php esc_attr_e('Continue', 'invoicing'); ?>" name="save_step"/></p>
 		</div>
 	</form>
 </div>
\ No newline at end of file

includes/gateways/class-getpaid-paypal-api.php

Indentation +214 added lines, -214 removed lines

@@ -10,227 +10,227 @@
  */
 class GetPaid_PayPal_API {
 
-	/**
-	 * Retrieves the bearer token.
-	 *
+    /**
+     * Retrieves the bearer token.
+     *
      * @return string|\WP_Error
-	 */
-	public static function get_token( $mode = 'live' ) {
+     */
+    public static function get_token( $mode = 'live' ) {
 
-		$token = get_transient( 'getpaid_paypal_' . $mode . '_token' );
+        $token = get_transient( 'getpaid_paypal_' . $mode . '_token' );
 
-		if ( $token ) {
-			return $token;
-		}
+        if ( $token ) {
+            return $token;
+        }
 
-		$client_id  = 'live' === $mode ? wpinv_get_option( 'paypal_client_id' ) : wpinv_get_option( 'paypal_sandbox_client_id' );
-		$secret_key = 'live' === $mode ? wpinv_get_option( 'paypal_secret' ) : wpinv_get_option( 'paypal_sandbox_secret' );
-		$url        = self::get_api_url( 'v1/oauth2/token?grant_type=client_credentials', $mode );
+        $client_id  = 'live' === $mode ? wpinv_get_option( 'paypal_client_id' ) : wpinv_get_option( 'paypal_sandbox_client_id' );
+        $secret_key = 'live' === $mode ? wpinv_get_option( 'paypal_secret' ) : wpinv_get_option( 'paypal_sandbox_secret' );
+        $url        = self::get_api_url( 'v1/oauth2/token?grant_type=client_credentials', $mode );
 
         if ( empty( $client_id ) || empty( $secret_key ) ) {
             return new \WP_Error( 'invalid_request', 'Missing client id or secret key.', array( 'status' => 400 ) );
         }
 
-		$args   = array(
-			'method'  => 'POST',
-			'timeout' => 30,
-			'headers' => array(
-				'Authorization' => 'Basic ' . base64_encode( $client_id . ':' . $secret_key ), // phpcs:ignore WordPress.PHP.DiscouragedPHPFunctions.obfuscation_base64_encode
-				'Accept'        => 'application/json',
-				'Content-Type'  => 'application/x-www-form-urlencoded',
-			),
-		);
-
-		$response = self::response_or_error( wp_remote_post( $url, $args ) );
-
-		if ( is_wp_error( $response ) ) {
-			return $response;
-		}
-
-		if ( ! isset( $response->access_token ) ) {
-			return new \WP_Error( 'invalid_request', 'Could not create token.', array( 'status' => 400 ) );
-		}
-
-		set_transient( 'getpaid_paypal_' . $mode . '_token', $response->access_token, $response->expires_in - 600 );
-		return $response->access_token;
-	}
-
-	/**
-	 * Retrieves the PayPal API URL.
-	 *
-	 * @param string $endpoint
-	 * @return string
-	 */
-	public static function get_api_url( $endpoint = '', $mode = 'live'  ) {
-		$endpoint = ltrim( $endpoint, '/' );
-		return 'live' === $mode ? 'https://api-m.paypal.com/' . $endpoint : 'https://api-m.sandbox.paypal.com/' . $endpoint;
-	}
-
-	/**
-	 * Handles a post request.
-	 *
-	 * @param string $path The path to the endpoint.
-	 * @param mixed $data The data to send.
-	 * @param string $method The method to use.
-	 *
-	 * @return true|\WP_Error
-	 */
-	public static function post( $path, $data, $mode = 'live', $method = 'POST' ) {
-
-		$access_token = self::get_token( $mode );
-
-		if ( is_wp_error( $access_token ) ) {
-			return $access_token;
-		}
-
-		$url  = self::get_api_url( $path, $mode );
-		$args = array(
-			'method'  => $method,
-			'headers' => array(
-				'Authorization' => 'Bearer ' . $access_token,
-				'Content-Type'  => 'application/json',
-			),
-		);
-
-		if( ! empty( $data )) {
-			$args['body'] = wp_json_encode( $data );
-		}
-
-		return self::response_or_error( wp_remote_post( $url, $args ) );
-	}
-
-	/**
-	 * Handles a get request.
-	 *
-	 * @param string $path The path to the endpoint.
-	 * @param string $method
-	 * @return object|\WP_Error
-	 */
-	public static function get( $path, $mode = 'live', $method = 'GET' ) {
-
-		$access_token = self::get_token( $mode );
-
-		if ( is_wp_error( $access_token ) ) {
-			return $access_token;
-		}
-
-		$url  = self::get_api_url( $path, $mode );
-		$args = array(
-			'method'  => $method,
-			'headers' => array(
-				'Authorization' => 'Bearer ' . $access_token,
-			),
-		);
-
-		return self::response_or_error( wp_remote_get( $url, $args ) );
-	}
-
-	/**
-	 * Returns the response body
-	 *
-	 * @since 1.0.0
-	 * @version 1.0.0
-	 * @param \WP_Error|array $response
-	 * @return \WP_Error|object
-	 */
-	public static function response_or_error( $response ) {
-
-		if ( is_wp_error( $response ) ) {
-			return new \WP_Error( 'paypal_error', __( 'There was a problem connecting to the PayPal API endpoint.', 'invoicing' ) );
-		}
-
-		if ( empty( $response['body'] ) ) {
-			return true;
-		}
-
-		$response_body = json_decode( wp_remote_retrieve_body( $response ) );
-
-		if ( wp_remote_retrieve_response_code( $response ) > 299 ) {
-
-			// Normal errors.
-			if ( $response_body && isset( $response_body->message ) ) {
-				$error_message = $response_body->message;
-
-			// Identity errors.
-			} elseif ( $response_body && isset( $response_body->error_description ) ) {
-				$error_message = $response_body->error_description;
-				return new \WP_Error( 'paypal_error', wp_kses_post( $response_body->error_description ) );
-			} else {
-				$error_message = __( 'There was an error connecting to the PayPal API endpoint.', 'invoicing' );
-			}
-
-			return new \WP_Error( 'paypal_error', $error_message );
-		}
-
-		return $response_body;
-	}
-
-	/**
-	 * Fetches an order.
-	 *
-	 * @since 1.0.0
-	 * @version 1.0.0
-	 * @param string $order_id
-	 * @link https://developer.paypal.com/docs/api/orders/v2/#orders_get
-	 * @return \WP_Error|object
-	 */
-	public static function get_order( $order_id, $mode = 'live' ) {
-		return self::get( '/v2/checkout/orders/' . $order_id, $mode );
-	}
-
-	/**
-	 * Fetches a subscription.
-	 *
-	 * @since 1.0.0
-	 * @version 1.0.0
-	 * @param string $subscription_id
-	 * @link https://developer.paypal.com/docs/api/subscriptions/v1/#subscriptions_get
-	 * @return \WP_Error|object
-	 */
-	public static function get_subscription( $subscription_id, $mode = 'live' ) {
-		return self::get( '/v1/billing/subscriptions/' . $subscription_id, $mode );
-	}
-
-	/**
-	 * Fetches a subscription's latest transactions (limits search to last one day).
-	 *
-	 * @since 1.0.0
-	 * @version 1.0.0
-	 * @param string $subscription_id
-	 * @link https://developer.paypal.com/docs/api/subscriptions/v1/#subscriptions_transactions
-	 * @return \WP_Error|object
-	 */
-	public static function get_subscription_transaction( $subscription_id, $mode = 'live' ) {
-		$start_time = gmdate( 'Y-m-d\TH:i:s\Z', strtotime( '-1 day' ) );
-		$end_time   = gmdate( 'Y-m-d\TH:i:s\Z' );
-		return self::get( "/v1/billing/subscriptions/$subscription_id/transactions?start_time=$start_time&end_time=$end_time", $mode );
-	}
-
-	/**
-	 * Refunds a capture.
-	 *
-	 * @since 1.0.0
-	 * @version 1.0.0
-	 * @param string $capture_id
-	 * @param array  $args
-	 * @link https://developer.paypal.com/docs/api/payments/v2/#captures_refund
-	 * @return \WP_Error|object
-	 */
-	public static function refund_capture( $capture_id, $args = array(), $mode = 'live' ) {
-		return self::post( '/v2/payments/captures/' . $capture_id . '/refund', $args, $mode );
-	}
-
-	/**
-	 * Cancels a subscription.
-	 *
-	 * @since 2.8.24
-	 * @version 2.8.24
-	 * @param string $subscription_id
-	 * @param array  $args
-	 * @link https://developer.paypal.com/docs/api/subscriptions/v1/#subscriptions_cancel
-	 * @return \WP_Error|object
-	 */
-	public static function cancel_subscription( $subscription_id, $args = array(), $mode = 'live' ) {
-		return self::post( '/v1/billing/subscriptions/' . $subscription_id . '/cancel', $args, $mode );
-	}
+        $args   = array(
+            'method'  => 'POST',
+            'timeout' => 30,
+            'headers' => array(
+                'Authorization' => 'Basic ' . base64_encode( $client_id . ':' . $secret_key ), // phpcs:ignore WordPress.PHP.DiscouragedPHPFunctions.obfuscation_base64_encode
+                'Accept'        => 'application/json',
+                'Content-Type'  => 'application/x-www-form-urlencoded',
+            ),
+        );
+
+        $response = self::response_or_error( wp_remote_post( $url, $args ) );
+
+        if ( is_wp_error( $response ) ) {
+            return $response;
+        }
+
+        if ( ! isset( $response->access_token ) ) {
+            return new \WP_Error( 'invalid_request', 'Could not create token.', array( 'status' => 400 ) );
+        }
+
+        set_transient( 'getpaid_paypal_' . $mode . '_token', $response->access_token, $response->expires_in - 600 );
+        return $response->access_token;
+    }
+
+    /**
+     * Retrieves the PayPal API URL.
+     *
+     * @param string $endpoint
+     * @return string
+     */
+    public static function get_api_url( $endpoint = '', $mode = 'live'  ) {
+        $endpoint = ltrim( $endpoint, '/' );
+        return 'live' === $mode ? 'https://api-m.paypal.com/' . $endpoint : 'https://api-m.sandbox.paypal.com/' . $endpoint;
+    }
+
+    /**
+     * Handles a post request.
+     *
+     * @param string $path The path to the endpoint.
+     * @param mixed $data The data to send.
+     * @param string $method The method to use.
+     *
+     * @return true|\WP_Error
+     */
+    public static function post( $path, $data, $mode = 'live', $method = 'POST' ) {
+
+        $access_token = self::get_token( $mode );
+
+        if ( is_wp_error( $access_token ) ) {
+            return $access_token;
+        }
+
+        $url  = self::get_api_url( $path, $mode );
+        $args = array(
+            'method'  => $method,
+            'headers' => array(
+                'Authorization' => 'Bearer ' . $access_token,
+                'Content-Type'  => 'application/json',
+            ),
+        );
+
+        if( ! empty( $data )) {
+            $args['body'] = wp_json_encode( $data );
+        }
+
+        return self::response_or_error( wp_remote_post( $url, $args ) );
+    }
+
+    /**
+     * Handles a get request.
+     *
+     * @param string $path The path to the endpoint.
+     * @param string $method
+     * @return object|\WP_Error
+     */
+    public static function get( $path, $mode = 'live', $method = 'GET' ) {
+
+        $access_token = self::get_token( $mode );
+
+        if ( is_wp_error( $access_token ) ) {
+            return $access_token;
+        }
+
+        $url  = self::get_api_url( $path, $mode );
+        $args = array(
+            'method'  => $method,
+            'headers' => array(
+                'Authorization' => 'Bearer ' . $access_token,
+            ),
+        );
+
+        return self::response_or_error( wp_remote_get( $url, $args ) );
+    }
+
+    /**
+     * Returns the response body
+     *
+     * @since 1.0.0
+     * @version 1.0.0
+     * @param \WP_Error|array $response
+     * @return \WP_Error|object
+     */
+    public static function response_or_error( $response ) {
+
+        if ( is_wp_error( $response ) ) {
+            return new \WP_Error( 'paypal_error', __( 'There was a problem connecting to the PayPal API endpoint.', 'invoicing' ) );
+        }
+
+        if ( empty( $response['body'] ) ) {
+            return true;
+        }
+
+        $response_body = json_decode( wp_remote_retrieve_body( $response ) );
+
+        if ( wp_remote_retrieve_response_code( $response ) > 299 ) {
+
+            // Normal errors.
+            if ( $response_body && isset( $response_body->message ) ) {
+                $error_message = $response_body->message;
+
+            // Identity errors.
+            } elseif ( $response_body && isset( $response_body->error_description ) ) {
+                $error_message = $response_body->error_description;
+                return new \WP_Error( 'paypal_error', wp_kses_post( $response_body->error_description ) );
+            } else {
+                $error_message = __( 'There was an error connecting to the PayPal API endpoint.', 'invoicing' );
+            }
+
+            return new \WP_Error( 'paypal_error', $error_message );
+        }
+
+        return $response_body;
+    }
+
+    /**
+     * Fetches an order.
+     *
+     * @since 1.0.0
+     * @version 1.0.0
+     * @param string $order_id
+     * @link https://developer.paypal.com/docs/api/orders/v2/#orders_get
+     * @return \WP_Error|object
+     */
+    public static function get_order( $order_id, $mode = 'live' ) {
+        return self::get( '/v2/checkout/orders/' . $order_id, $mode );
+    }
+
+    /**
+     * Fetches a subscription.
+     *
+     * @since 1.0.0
+     * @version 1.0.0
+     * @param string $subscription_id
+     * @link https://developer.paypal.com/docs/api/subscriptions/v1/#subscriptions_get
+     * @return \WP_Error|object
+     */
+    public static function get_subscription( $subscription_id, $mode = 'live' ) {
+        return self::get( '/v1/billing/subscriptions/' . $subscription_id, $mode );
+    }
+
+    /**
+     * Fetches a subscription's latest transactions (limits search to last one day).
+     *
+     * @since 1.0.0
+     * @version 1.0.0
+     * @param string $subscription_id
+     * @link https://developer.paypal.com/docs/api/subscriptions/v1/#subscriptions_transactions
+     * @return \WP_Error|object
+     */
+    public static function get_subscription_transaction( $subscription_id, $mode = 'live' ) {
+        $start_time = gmdate( 'Y-m-d\TH:i:s\Z', strtotime( '-1 day' ) );
+        $end_time   = gmdate( 'Y-m-d\TH:i:s\Z' );
+        return self::get( "/v1/billing/subscriptions/$subscription_id/transactions?start_time=$start_time&end_time=$end_time", $mode );
+    }
+
+    /**
+     * Refunds a capture.
+     *
+     * @since 1.0.0
+     * @version 1.0.0
+     * @param string $capture_id
+     * @param array  $args
+     * @link https://developer.paypal.com/docs/api/payments/v2/#captures_refund
+     * @return \WP_Error|object
+     */
+    public static function refund_capture( $capture_id, $args = array(), $mode = 'live' ) {
+        return self::post( '/v2/payments/captures/' . $capture_id . '/refund', $args, $mode );
+    }
+
+    /**
+     * Cancels a subscription.
+     *
+     * @since 2.8.24
+     * @version 2.8.24
+     * @param string $subscription_id
+     * @param array  $args
+     * @link https://developer.paypal.com/docs/api/subscriptions/v1/#subscriptions_cancel
+     * @return \WP_Error|object
+     */
+    public static function cancel_subscription( $subscription_id, $args = array(), $mode = 'live' ) {
+        return self::post( '/v1/billing/subscriptions/' . $subscription_id . '/cancel', $args, $mode );
+    }
 }

Spacing +53 added lines, -53 removed lines

@@ -1,7 +1,7 @@ 
 <?php
 
 // Exit if accessed directly.
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * PayPal API handler.
@@ -15,43 +15,43 @@ 
 	 *
      * @return string|\WP_Error
 	 */
-	public static function get_token( $mode = 'live' ) {
+	public static function get_token($mode = 'live') {
 
-		$token = get_transient( 'getpaid_paypal_' . $mode . '_token' );
+		$token = get_transient('getpaid_paypal_' . $mode . '_token');
 
-		if ( $token ) {
+		if ($token) {
 			return $token;
 		}
 
-		$client_id  = 'live' === $mode ? wpinv_get_option( 'paypal_client_id' ) : wpinv_get_option( 'paypal_sandbox_client_id' );
-		$secret_key = 'live' === $mode ? wpinv_get_option( 'paypal_secret' ) : wpinv_get_option( 'paypal_sandbox_secret' );
-		$url        = self::get_api_url( 'v1/oauth2/token?grant_type=client_credentials', $mode );
+		$client_id  = 'live' === $mode ? wpinv_get_option('paypal_client_id') : wpinv_get_option('paypal_sandbox_client_id');
+		$secret_key = 'live' === $mode ? wpinv_get_option('paypal_secret') : wpinv_get_option('paypal_sandbox_secret');
+		$url        = self::get_api_url('v1/oauth2/token?grant_type=client_credentials', $mode);
 
-        if ( empty( $client_id ) || empty( $secret_key ) ) {
-            return new \WP_Error( 'invalid_request', 'Missing client id or secret key.', array( 'status' => 400 ) );
+        if (empty($client_id) || empty($secret_key)) {
+            return new \WP_Error('invalid_request', 'Missing client id or secret key.', array('status' => 400));
         }
 
-		$args   = array(
+		$args = array(
 			'method'  => 'POST',
 			'timeout' => 30,
 			'headers' => array(
-				'Authorization' => 'Basic ' . base64_encode( $client_id . ':' . $secret_key ), // phpcs:ignore WordPress.PHP.DiscouragedPHPFunctions.obfuscation_base64_encode
+				'Authorization' => 'Basic ' . base64_encode($client_id . ':' . $secret_key), // phpcs:ignore WordPress.PHP.DiscouragedPHPFunctions.obfuscation_base64_encode
 				'Accept'        => 'application/json',
 				'Content-Type'  => 'application/x-www-form-urlencoded',
 			),
 		);
 
-		$response = self::response_or_error( wp_remote_post( $url, $args ) );
+		$response = self::response_or_error(wp_remote_post($url, $args));
 
-		if ( is_wp_error( $response ) ) {
+		if (is_wp_error($response)) {
 			return $response;
 		}
 
-		if ( ! isset( $response->access_token ) ) {
-			return new \WP_Error( 'invalid_request', 'Could not create token.', array( 'status' => 400 ) );
+		if (!isset($response->access_token)) {
+			return new \WP_Error('invalid_request', 'Could not create token.', array('status' => 400));
 		}
 
-		set_transient( 'getpaid_paypal_' . $mode . '_token', $response->access_token, $response->expires_in - 600 );
+		set_transient('getpaid_paypal_' . $mode . '_token', $response->access_token, $response->expires_in - 600);
 		return $response->access_token;
 	}
 
@@ -61,8 +61,8 @@ 
 	 * @param string $endpoint
 	 * @return string
 	 */
-	public static function get_api_url( $endpoint = '', $mode = 'live'  ) {
-		$endpoint = ltrim( $endpoint, '/' );
+	public static function get_api_url($endpoint = '', $mode = 'live') {
+		$endpoint = ltrim($endpoint, '/');
 		return 'live' === $mode ? 'https://api-m.paypal.com/' . $endpoint : 'https://api-m.sandbox.paypal.com/' . $endpoint;
 	}
 
@@ -75,15 +75,15 @@ 
 	 *
 	 * @return true|\WP_Error
 	 */
-	public static function post( $path, $data, $mode = 'live', $method = 'POST' ) {
+	public static function post($path, $data, $mode = 'live', $method = 'POST') {
 
-		$access_token = self::get_token( $mode );
+		$access_token = self::get_token($mode);
 
-		if ( is_wp_error( $access_token ) ) {
+		if (is_wp_error($access_token)) {
 			return $access_token;
 		}
 
-		$url  = self::get_api_url( $path, $mode );
+		$url  = self::get_api_url($path, $mode);
 		$args = array(
 			'method'  => $method,
 			'headers' => array(
@@ -92,11 +92,11 @@ 
 			),
 		);
 
-		if( ! empty( $data )) {
-			$args['body'] = wp_json_encode( $data );
+		if (!empty($data)) {
+			$args['body'] = wp_json_encode($data);
 		}
 
-		return self::response_or_error( wp_remote_post( $url, $args ) );
+		return self::response_or_error(wp_remote_post($url, $args));
 	}
 
 	/**
@@ -106,15 +106,15 @@ 
 	 * @param string $method
 	 * @return object|\WP_Error
 	 */
-	public static function get( $path, $mode = 'live', $method = 'GET' ) {
+	public static function get($path, $mode = 'live', $method = 'GET') {
 
-		$access_token = self::get_token( $mode );
+		$access_token = self::get_token($mode);
 
-		if ( is_wp_error( $access_token ) ) {
+		if (is_wp_error($access_token)) {
 			return $access_token;
 		}
 
-		$url  = self::get_api_url( $path, $mode );
+		$url  = self::get_api_url($path, $mode);
 		$args = array(
 			'method'  => $method,
 			'headers' => array(
@@ -122,7 +122,7 @@ 
 			),
 		);
 
-		return self::response_or_error( wp_remote_get( $url, $args ) );
+		return self::response_or_error(wp_remote_get($url, $args));
 	}
 
 	/**
@@ -133,33 +133,33 @@ 
 	 * @param \WP_Error|array $response
 	 * @return \WP_Error|object
 	 */
-	public static function response_or_error( $response ) {
+	public static function response_or_error($response) {
 
-		if ( is_wp_error( $response ) ) {
-			return new \WP_Error( 'paypal_error', __( 'There was a problem connecting to the PayPal API endpoint.', 'invoicing' ) );
+		if (is_wp_error($response)) {
+			return new \WP_Error('paypal_error', __('There was a problem connecting to the PayPal API endpoint.', 'invoicing'));
 		}
 
-		if ( empty( $response['body'] ) ) {
+		if (empty($response['body'])) {
 			return true;
 		}
 
-		$response_body = json_decode( wp_remote_retrieve_body( $response ) );
+		$response_body = json_decode(wp_remote_retrieve_body($response));
 
-		if ( wp_remote_retrieve_response_code( $response ) > 299 ) {
+		if (wp_remote_retrieve_response_code($response) > 299) {
 
 			// Normal errors.
-			if ( $response_body && isset( $response_body->message ) ) {
+			if ($response_body && isset($response_body->message)) {
 				$error_message = $response_body->message;
 
 			// Identity errors.
-			} elseif ( $response_body && isset( $response_body->error_description ) ) {
+			} elseif ($response_body && isset($response_body->error_description)) {
 				$error_message = $response_body->error_description;
-				return new \WP_Error( 'paypal_error', wp_kses_post( $response_body->error_description ) );
+				return new \WP_Error('paypal_error', wp_kses_post($response_body->error_description));
 			} else {
-				$error_message = __( 'There was an error connecting to the PayPal API endpoint.', 'invoicing' );
+				$error_message = __('There was an error connecting to the PayPal API endpoint.', 'invoicing');
 			}
 
-			return new \WP_Error( 'paypal_error', $error_message );
+			return new \WP_Error('paypal_error', $error_message);
 		}
 
 		return $response_body;
@@ -174,8 +174,8 @@ 
 	 * @link https://developer.paypal.com/docs/api/orders/v2/#orders_get
 	 * @return \WP_Error|object
 	 */
-	public static function get_order( $order_id, $mode = 'live' ) {
-		return self::get( '/v2/checkout/orders/' . $order_id, $mode );
+	public static function get_order($order_id, $mode = 'live') {
+		return self::get('/v2/checkout/orders/' . $order_id, $mode);
 	}
 
 	/**
@@ -187,8 +187,8 @@ 
 	 * @link https://developer.paypal.com/docs/api/subscriptions/v1/#subscriptions_get
 	 * @return \WP_Error|object
 	 */
-	public static function get_subscription( $subscription_id, $mode = 'live' ) {
-		return self::get( '/v1/billing/subscriptions/' . $subscription_id, $mode );
+	public static function get_subscription($subscription_id, $mode = 'live') {
+		return self::get('/v1/billing/subscriptions/' . $subscription_id, $mode);
 	}
 
 	/**
@@ -200,10 +200,10 @@ 
 	 * @link https://developer.paypal.com/docs/api/subscriptions/v1/#subscriptions_transactions
 	 * @return \WP_Error|object
 	 */
-	public static function get_subscription_transaction( $subscription_id, $mode = 'live' ) {
-		$start_time = gmdate( 'Y-m-d\TH:i:s\Z', strtotime( '-1 day' ) );
-		$end_time   = gmdate( 'Y-m-d\TH:i:s\Z' );
-		return self::get( "/v1/billing/subscriptions/$subscription_id/transactions?start_time=$start_time&end_time=$end_time", $mode );
+	public static function get_subscription_transaction($subscription_id, $mode = 'live') {
+		$start_time = gmdate('Y-m-d\TH:i:s\Z', strtotime('-1 day'));
+		$end_time   = gmdate('Y-m-d\TH:i:s\Z');
+		return self::get("/v1/billing/subscriptions/$subscription_id/transactions?start_time=$start_time&end_time=$end_time", $mode);
 	}
 
 	/**
@@ -216,8 +216,8 @@ 
 	 * @link https://developer.paypal.com/docs/api/payments/v2/#captures_refund
 	 * @return \WP_Error|object
 	 */
-	public static function refund_capture( $capture_id, $args = array(), $mode = 'live' ) {
-		return self::post( '/v2/payments/captures/' . $capture_id . '/refund', $args, $mode );
+	public static function refund_capture($capture_id, $args = array(), $mode = 'live') {
+		return self::post('/v2/payments/captures/' . $capture_id . '/refund', $args, $mode);
 	}
 
 	/**
@@ -230,7 +230,7 @@ 
 	 * @link https://developer.paypal.com/docs/api/subscriptions/v1/#subscriptions_cancel
 	 * @return \WP_Error|object
 	 */
-	public static function cancel_subscription( $subscription_id, $args = array(), $mode = 'live' ) {
-		return self::post( '/v1/billing/subscriptions/' . $subscription_id . '/cancel', $args, $mode );
+	public static function cancel_subscription($subscription_id, $args = array(), $mode = 'live') {
+		return self::post('/v1/billing/subscriptions/' . $subscription_id . '/cancel', $args, $mode);
 	}
 }

includes/gateways/class-getpaid-paypal-gateway.php

Indentation +508 added lines, -508 removed lines

@@ -13,103 +13,103 @@ 
 class GetPaid_Paypal_Gateway extends GetPaid_Payment_Gateway {
 
     /**
-	 * Payment method id.
-	 *
-	 * @var string
-	 */
+     * Payment method id.
+     *
+     * @var string
+     */
     public $id = 'paypal';
 
     /**
-	 * An array of features that this gateway supports.
-	 *
-	 * @var array
-	 */
+     * An array of features that this gateway supports.
+     *
+     * @var array
+     */
     protected $supports = array( 'subscription', 'sandbox', 'single_subscription_group', 'refunds' );
 
     /**
-	 * Payment method order.
-	 *
-	 * @var int
-	 */
+     * Payment method order.
+     *
+     * @var int
+     */
     public $order = 1;
 
     /**
-	 * Stores line items to send to PayPal.
-	 *
-	 * @var array
-	 */
+     * Stores line items to send to PayPal.
+     *
+     * @var array
+     */
     protected $line_items = array();
 
     /**
-	 * Endpoint for requests from PayPal.
-	 *
-	 * @var string
-	 */
-	protected $notify_url;
+     * Endpoint for requests from PayPal.
+     *
+     * @var string
+     */
+    protected $notify_url;
 
-	/**
-	 * Endpoint for requests to PayPal.
-	 *
-	 * @var string
-	 */
+    /**
+     * Endpoint for requests to PayPal.
+     *
+     * @var string
+     */
     protected $endpoint;
 
     /**
-	 * Currencies this gateway is allowed for.
-	 *
-	 * @var array
-	 */
-	public $currencies = array( 'AUD', 'BRL', 'CAD', 'MXN', 'NZD', 'HKD', 'SGD', 'USD', 'EUR', 'JPY', 'TRY', 'NOK', 'CZK', 'DKK', 'HUF', 'ILS', 'MYR', 'PHP', 'PLN', 'SEK', 'CHF', 'TWD', 'THB', 'GBP', 'RMB', 'RUB', 'INR' );
+     * Currencies this gateway is allowed for.
+     *
+     * @var array
+     */
+    public $currencies = array( 'AUD', 'BRL', 'CAD', 'MXN', 'NZD', 'HKD', 'SGD', 'USD', 'EUR', 'JPY', 'TRY', 'NOK', 'CZK', 'DKK', 'HUF', 'ILS', 'MYR', 'PHP', 'PLN', 'SEK', 'CHF', 'TWD', 'THB', 'GBP', 'RMB', 'RUB', 'INR' );
 
     /**
-	 * URL to view a transaction.
-	 *
-	 * @var string
-	 */
+     * URL to view a transaction.
+     *
+     * @var string
+     */
     public $view_transaction_url = 'https://www.{sandbox}paypal.com/activity/payment/%s';
 
     /**
-	 * URL to view a subscription.
-	 *
-	 * @var string
-	 */
-	public $view_subscription_url = 'https://www.{sandbox}paypal.com/cgi-bin/webscr?cmd=_profile-recurring-payments&encrypted_profile_id=%s';
+     * URL to view a subscription.
+     *
+     * @var string
+     */
+    public $view_subscription_url = 'https://www.{sandbox}paypal.com/cgi-bin/webscr?cmd=_profile-recurring-payments&encrypted_profile_id=%s';
 
     /**
-	 * Class constructor.
-	 */
-	public function __construct() {
-		parent::__construct();
+     * Class constructor.
+     */
+    public function __construct() {
+        parent::__construct();
 
         $this->title                = __( 'PayPal Standard', 'invoicing' );
         $this->method_title         = __( 'PayPal Standard', 'invoicing' );
         $this->checkout_button_text = __( 'Proceed to PayPal', 'invoicing' );
         $this->notify_url           = wpinv_get_ipn_url( $this->id );
 
-		add_filter( 'wpinv_subscription_cancel_url', array( $this, 'filter_cancel_subscription_url' ), 10, 2 );
-		add_filter( 'getpaid_paypal_args', array( $this, 'process_subscription' ), 10, 2 );
-		add_filter( 'getpaid_get_paypal_connect_url', array( $this, 'maybe_get_connect_url' ), 10, 2 );
-		add_action( 'getpaid_authenticated_admin_action_connect_paypal', array( $this, 'connect_paypal' ) );
-		add_action( 'wpinv_paypal_connect', array( $this, 'display_connect_buttons' ) );
-
-		if ( $this->enabled ) {
-			add_filter( 'getpaid_paypal_sandbox_notice', array( $this, 'sandbox_notice' ) );
-			add_action( 'getpaid_paypal_subscription_cancelled', array( $this, 'subscription_cancelled' ) );
-			add_action( 'getpaid_delete_subscription', array( $this, 'subscription_cancelled' ) );
-			add_action( 'getpaid_refund_invoice_remotely', array( $this, 'refund_invoice' ) );
-		}
+        add_filter( 'wpinv_subscription_cancel_url', array( $this, 'filter_cancel_subscription_url' ), 10, 2 );
+        add_filter( 'getpaid_paypal_args', array( $this, 'process_subscription' ), 10, 2 );
+        add_filter( 'getpaid_get_paypal_connect_url', array( $this, 'maybe_get_connect_url' ), 10, 2 );
+        add_action( 'getpaid_authenticated_admin_action_connect_paypal', array( $this, 'connect_paypal' ) );
+        add_action( 'wpinv_paypal_connect', array( $this, 'display_connect_buttons' ) );
+
+        if ( $this->enabled ) {
+            add_filter( 'getpaid_paypal_sandbox_notice', array( $this, 'sandbox_notice' ) );
+            add_action( 'getpaid_paypal_subscription_cancelled', array( $this, 'subscription_cancelled' ) );
+            add_action( 'getpaid_delete_subscription', array( $this, 'subscription_cancelled' ) );
+            add_action( 'getpaid_refund_invoice_remotely', array( $this, 'refund_invoice' ) );
+        }
     }
 
     /**
-	 * Process Payment.
-	 *
-	 *
-	 * @param WPInv_Invoice $invoice Invoice.
-	 * @param array $submission_data Posted checkout fields.
-	 * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
-	 * @return array
-	 */
-	public function process_payment( $invoice, $submission_data, $submission ) {
+     * Process Payment.
+     *
+     *
+     * @param WPInv_Invoice $invoice Invoice.
+     * @param array $submission_data Posted checkout fields.
+     * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
+     * @return array
+     */
+    public function process_payment( $invoice, $submission_data, $submission ) {
 
         // Get redirect url.
         $paypal_redirect = $this->get_request_url( $invoice );
@@ -132,15 +132,15 @@ 
     }
 
     /**
-	 * Get the PayPal request URL for an invoice.
-	 *
-	 * @param  WPInv_Invoice $invoice Invoice object.
-	 * @return string
-	 */
-	public function get_request_url( $invoice ) {
+     * Get the PayPal request URL for an invoice.
+     *
+     * @param  WPInv_Invoice $invoice Invoice object.
+     * @return string
+     */
+    public function get_request_url( $invoice ) {
 
         // Endpoint for this request
-		$this->endpoint    = $this->is_sandbox( $invoice ) ? 'https://www.sandbox.paypal.com/cgi-bin/webscr?test_ipn=1&' : 'https://www.paypal.com/cgi-bin/webscr?';
+        $this->endpoint    = $this->is_sandbox( $invoice ) ? 'https://www.sandbox.paypal.com/cgi-bin/webscr?test_ipn=1&' : 'https://www.paypal.com/cgi-bin/webscr?';
 
         // Retrieve paypal args.
         $paypal_args       = map_deep( $this->get_paypal_args( $invoice ), 'urlencode' );
@@ -153,45 +153,45 @@ 
 
         return add_query_arg( $paypal_args, $this->endpoint );
 
-	}
+    }
 
     /**
-	 * Get PayPal Args for passing to PP.
-	 *
-	 * @param  WPInv_Invoice $invoice Invoice object.
-	 * @return array
-	 */
-	protected function get_paypal_args( $invoice ) {
+     * Get PayPal Args for passing to PP.
+     *
+     * @param  WPInv_Invoice $invoice Invoice object.
+     * @return array
+     */
+    protected function get_paypal_args( $invoice ) {
 
         // Whether or not to send the line items as one item.
-		$force_one_line_item = apply_filters( 'getpaid_paypal_force_one_line_item', true, $invoice );
-
-		if ( $invoice->is_recurring() || ( wpinv_use_taxes() && wpinv_prices_include_tax() ) ) {
-			$force_one_line_item = true;
-		}
-
-		$paypal_args = apply_filters(
-			'getpaid_paypal_args',
-			array_merge(
-				$this->get_transaction_args( $invoice ),
-				$this->get_line_item_args( $invoice, $force_one_line_item )
-			),
-			$invoice
-		);
-
-		return $this->fix_request_length( $invoice, $paypal_args );
+        $force_one_line_item = apply_filters( 'getpaid_paypal_force_one_line_item', true, $invoice );
+
+        if ( $invoice->is_recurring() || ( wpinv_use_taxes() && wpinv_prices_include_tax() ) ) {
+            $force_one_line_item = true;
+        }
+
+        $paypal_args = apply_filters(
+            'getpaid_paypal_args',
+            array_merge(
+                $this->get_transaction_args( $invoice ),
+                $this->get_line_item_args( $invoice, $force_one_line_item )
+            ),
+            $invoice
+        );
+
+        return $this->fix_request_length( $invoice, $paypal_args );
     }
 
     /**
-	 * Get transaction args for paypal request.
-	 *
-	 * @param WPInv_Invoice $invoice Invoice object.
-	 * @return array
-	 */
-	protected function get_transaction_args( $invoice ) {
+     * Get transaction args for paypal request.
+     *
+     * @param WPInv_Invoice $invoice Invoice object.
+     * @return array
+     */
+    protected function get_transaction_args( $invoice ) {
 
-		$email = $this->is_sandbox( $invoice ) ? wpinv_get_option( 'paypal_sandbox_email', wpinv_get_option( 'paypal_email', '' ) ) : wpinv_get_option( 'paypal_email', '' );
-		return array(
+        $email = $this->is_sandbox( $invoice ) ? wpinv_get_option( 'paypal_sandbox_email', wpinv_get_option( 'paypal_email', '' ) ) : wpinv_get_option( 'paypal_email', '' );
+        return array(
             'cmd'           => '_cart',
             'business'      => $email,
             'no_shipping'   => '1',
@@ -216,16 +216,16 @@ 
     }
 
     /**
-	 * Get line item args for paypal request.
-	 *
-	 * @param  WPInv_Invoice $invoice Invoice object.
-	 * @param  bool     $force_one_line_item Create only one item for this invoice.
-	 * @return array
-	 */
-	protected function get_line_item_args( $invoice, $force_one_line_item = false ) {
+     * Get line item args for paypal request.
+     *
+     * @param  WPInv_Invoice $invoice Invoice object.
+     * @param  bool     $force_one_line_item Create only one item for this invoice.
+     * @return array
+     */
+    protected function get_line_item_args( $invoice, $force_one_line_item = false ) {
 
         // Maybe send invoice as a single item.
-		if ( $force_one_line_item ) {
+        if ( $force_one_line_item ) {
             return $this->get_line_item_args_single_item( $invoice );
         }
 
@@ -245,134 +245,134 @@ 
             $line_item_args['discount_amount_cart'] = wpinv_sanitize_amount( (float) $invoice->get_total_discount(), 2 );
         }
 
-		return array_merge( $line_item_args, $this->get_line_items() );
+        return array_merge( $line_item_args, $this->get_line_items() );
 
     }
 
     /**
-	 * Get line item args for paypal request as a single line item.
-	 *
-	 * @param  WPInv_Invoice $invoice Invoice object.
-	 * @return array
-	 */
-	protected function get_line_item_args_single_item( $invoice ) {
-		$this->delete_line_items();
+     * Get line item args for paypal request as a single line item.
+     *
+     * @param  WPInv_Invoice $invoice Invoice object.
+     * @return array
+     */
+    protected function get_line_item_args_single_item( $invoice ) {
+        $this->delete_line_items();
 
         $item_name = wp_sprintf( __( 'Invoice %s', 'invoicing' ), $invoice->get_number() );
-		$this->add_line_item( $item_name, 1, wpinv_round_amount( (float) $invoice->get_total(), 2, true ), $invoice->get_id() );
+        $this->add_line_item( $item_name, 1, wpinv_round_amount( (float) $invoice->get_total(), 2, true ), $invoice->get_id() );
 
-		return $this->get_line_items();
+        return $this->get_line_items();
     }
 
     /**
-	 * Return all line items.
-	 */
-	protected function get_line_items() {
-		return $this->line_items;
-	}
+     * Return all line items.
+     */
+    protected function get_line_items() {
+        return $this->line_items;
+    }
 
     /**
-	 * Remove all line items.
-	 */
-	protected function delete_line_items() {
-		$this->line_items = array();
+     * Remove all line items.
+     */
+    protected function delete_line_items() {
+        $this->line_items = array();
     }
 
     /**
-	 * Prepare line items to send to paypal.
-	 *
-	 * @param  WPInv_Invoice $invoice Invoice object.
-	 */
-	protected function prepare_line_items( $invoice ) {
-		$this->delete_line_items();
-
-		// Items.
-		foreach ( $invoice->get_items() as $item ) {
-			$amount   = $item->get_price();
-			$quantity = $invoice->get_template() == 'amount' ? 1 : $item->get_quantity();
-			$this->add_line_item( $item->get_raw_name(), $quantity, $amount, $item->get_id() );
+     * Prepare line items to send to paypal.
+     *
+     * @param  WPInv_Invoice $invoice Invoice object.
+     */
+    protected function prepare_line_items( $invoice ) {
+        $this->delete_line_items();
+
+        // Items.
+        foreach ( $invoice->get_items() as $item ) {
+            $amount   = $item->get_price();
+            $quantity = $invoice->get_template() == 'amount' ? 1 : $item->get_quantity();
+            $this->add_line_item( $item->get_raw_name(), $quantity, $amount, $item->get_id() );
         }
 
         // Fees.
-		foreach ( $invoice->get_fees() as $fee => $data ) {
+        foreach ( $invoice->get_fees() as $fee => $data ) {
             $this->add_line_item( $fee, 1, wpinv_sanitize_amount( $data['initial_fee'] ) );
         }
 
     }
 
     /**
-	 * Add PayPal Line Item.
-	 *
-	 * @param  string $item_name Item name.
-	 * @param  float    $quantity Item quantity.
-	 * @param  float  $amount Amount.
-	 * @param  string $item_number Item number.
-	 */
-	protected function add_line_item( $item_name, $quantity = 1, $amount = 0.0, $item_number = '' ) {
-		$index = ( count( $this->line_items ) / 4 ) + 1;
-
-		/**
-		 * Prevent error "Things don't appear to be working at the moment. (https://www.sandbox.paypal.com/webapps/hermes/error)"
-		 */
-		$item_name = str_replace( "#", "", $item_name );
-
-		$item = apply_filters(
-			'getpaid_paypal_line_item',
-			array(
-				'item_name'   => html_entity_decode( getpaid_limit_length( $item_name ? wp_strip_all_tags( $item_name ) : __( 'Item', 'invoicing' ), 127 ), ENT_NOQUOTES, 'UTF-8' ),
-				'quantity'    => (float) $quantity,
-				'amount'      => wpinv_sanitize_amount( (float) $amount, 2 ),
-				'item_number' => $item_number,
-			),
-			$item_name,
-			$quantity,
-			$amount,
-			$item_number
-		);
-
-		$this->line_items[ 'item_name_' . $index ]   = getpaid_limit_length( $item['item_name'], 127 );
+     * Add PayPal Line Item.
+     *
+     * @param  string $item_name Item name.
+     * @param  float    $quantity Item quantity.
+     * @param  float  $amount Amount.
+     * @param  string $item_number Item number.
+     */
+    protected function add_line_item( $item_name, $quantity = 1, $amount = 0.0, $item_number = '' ) {
+        $index = ( count( $this->line_items ) / 4 ) + 1;
+
+        /**
+         * Prevent error "Things don't appear to be working at the moment. (https://www.sandbox.paypal.com/webapps/hermes/error)"
+         */
+        $item_name = str_replace( "#", "", $item_name );
+
+        $item = apply_filters(
+            'getpaid_paypal_line_item',
+            array(
+                'item_name'   => html_entity_decode( getpaid_limit_length( $item_name ? wp_strip_all_tags( $item_name ) : __( 'Item', 'invoicing' ), 127 ), ENT_NOQUOTES, 'UTF-8' ),
+                'quantity'    => (float) $quantity,
+                'amount'      => wpinv_sanitize_amount( (float) $amount, 2 ),
+                'item_number' => $item_number,
+            ),
+            $item_name,
+            $quantity,
+            $amount,
+            $item_number
+        );
+
+        $this->line_items[ 'item_name_' . $index ]   = getpaid_limit_length( $item['item_name'], 127 );
         $this->line_items[ 'quantity_' . $index ]    = $item['quantity'];
 
         // The price or amount of the product, service, or contribution, not including shipping, handling, or tax.
-		$this->line_items[ 'amount_' . $index ]      = $item['amount'] * $item['quantity'];
-		$this->line_items[ 'item_number_' . $index ] = getpaid_limit_length( $item['item_number'], 127 );
+        $this->line_items[ 'amount_' . $index ]      = $item['amount'] * $item['quantity'];
+        $this->line_items[ 'item_number_' . $index ] = getpaid_limit_length( $item['item_number'], 127 );
     }
 
     /**
-	 * If the default request with line items is too long, generate a new one with only one line item.
-	 *
-	 * https://support.microsoft.com/en-us/help/208427/maximum-url-length-is-2-083-characters-in-internet-explorer.
-	 *
-	 * @param WPInv_Invoice $invoice Invoice to be sent to Paypal.
-	 * @param array    $paypal_args Arguments sent to Paypal in the request.
-	 * @return array
-	 */
-	protected function fix_request_length( $invoice, $paypal_args ) {
-		$max_paypal_length = 2083;
-		$query_candidate   = http_build_query( $paypal_args, '', '&' );
-
-		if ( strlen( $this->endpoint . $query_candidate ) <= $max_paypal_length ) {
-			return $paypal_args;
-		}
-
-		return apply_filters(
-			'getpaid_paypal_args',
-			array_merge(
-				$this->get_transaction_args( $invoice ),
-				$this->get_line_item_args( $invoice, true )
-			),
-			$invoice
-		);
+     * If the default request with line items is too long, generate a new one with only one line item.
+     *
+     * https://support.microsoft.com/en-us/help/208427/maximum-url-length-is-2-083-characters-in-internet-explorer.
+     *
+     * @param WPInv_Invoice $invoice Invoice to be sent to Paypal.
+     * @param array    $paypal_args Arguments sent to Paypal in the request.
+     * @return array
+     */
+    protected function fix_request_length( $invoice, $paypal_args ) {
+        $max_paypal_length = 2083;
+        $query_candidate   = http_build_query( $paypal_args, '', '&' );
+
+        if ( strlen( $this->endpoint . $query_candidate ) <= $max_paypal_length ) {
+            return $paypal_args;
+        }
+
+        return apply_filters(
+            'getpaid_paypal_args',
+            array_merge(
+                $this->get_transaction_args( $invoice ),
+                $this->get_line_item_args( $invoice, true )
+            ),
+            $invoice
+        );
 
     }
 
     /**
-	 * Processes recurring invoices.
-	 *
-	 * @param  array $paypal_args PayPal args.
-	 * @param  WPInv_Invoice    $invoice Invoice object.
-	 */
-	public function process_subscription( $paypal_args, $invoice ) {
+     * Processes recurring invoices.
+     *
+     * @param  array $paypal_args PayPal args.
+     * @param  WPInv_Invoice    $invoice Invoice object.
+     */
+    public function process_subscription( $paypal_args, $invoice ) {
 
         // Make sure this is a subscription.
         if ( ! $invoice->is_recurring() || ! $subscription = getpaid_get_invoice_subscription( $invoice ) ) {
@@ -393,21 +393,21 @@ 
         $recurring_amount       = (float) wpinv_sanitize_amount( $invoice->get_recurring_total(), 2 );
         $subscription_item      = $invoice->get_recurring( true );
 
-		// Convert 365 days to 1 year.
-		if ( 'D' == $period && 365 == $interval ) {
-			$period = 'Y';
-			$interval = 1;
-		}
+        // Convert 365 days to 1 year.
+        if ( 'D' == $period && 365 == $interval ) {
+            $period = 'Y';
+            $interval = 1;
+        }
 
         if ( $subscription_item->has_free_trial() ) {
 
             $paypal_args['a1'] = 0 == $initial_amount ? 0 : $initial_amount;
 
-			// Trial period length.
-			$paypal_args['p1'] = $subscription_item->get_trial_interval();
+            // Trial period length.
+            $paypal_args['p1'] = $subscription_item->get_trial_interval();
 
-			// Trial period.
-			$paypal_args['t1'] = $subscription_item->get_trial_period();
+            // Trial period.
+            $paypal_args['t1'] = $subscription_item->get_trial_period();
 
         } elseif ( $initial_amount != $recurring_amount ) {
 
@@ -430,40 +430,40 @@ 
         }
 
         // We have a recurring payment
-		if ( ! isset( $param_number ) || 1 == $param_number ) {
+        if ( ! isset( $param_number ) || 1 == $param_number ) {
 
-			// Subscription price
-			$paypal_args['a3'] = $recurring_amount;
+            // Subscription price
+            $paypal_args['a3'] = $recurring_amount;
 
-			// Subscription duration
-			$paypal_args['p3'] = $interval;
+            // Subscription duration
+            $paypal_args['p3'] = $interval;
 
-			// Subscription period
-			$paypal_args['t3'] = $period;
+            // Subscription period
+            $paypal_args['t3'] = $period;
 
         }
 
         // Recurring payments
-		if ( 1 == $bill_times || ( $initial_amount != $recurring_amount && ! $subscription_item->has_free_trial() && 2 == $bill_times ) ) {
+        if ( 1 == $bill_times || ( $initial_amount != $recurring_amount && ! $subscription_item->has_free_trial() && 2 == $bill_times ) ) {
 
-			// Non-recurring payments
-			$paypal_args['src'] = 0;
+            // Non-recurring payments
+            $paypal_args['src'] = 0;
 
-		} else {
+        } else {
 
-			$paypal_args['src'] = 1;
+            $paypal_args['src'] = 1;
 
-			if ( $bill_times > 0 ) {
+            if ( $bill_times > 0 ) {
 
-				// An initial period is being used to charge a sign-up fee
-				if ( $initial_amount != $recurring_amount && ! $subscription_item->has_free_trial() ) {
-					$bill_times--;
-				}
+                // An initial period is being used to charge a sign-up fee
+                if ( $initial_amount != $recurring_amount && ! $subscription_item->has_free_trial() ) {
+                    $bill_times--;
+                }
 
                 // Make sure it's not over the max of 52
                 $paypal_args['srt'] = ( $bill_times <= 52 ? absint( $bill_times ) : 52 );
 
-			}
+            }
         }
 
         // Force return URL so that order description & instructions display
@@ -475,115 +475,115 @@ 
             if ( isset( $paypal_args[ $arg ] ) ) {
                 unset( $paypal_args[ $arg ] );
             }
-		}
+        }
 
         return apply_filters(
-			'getpaid_paypal_subscription_args',
-			$paypal_args,
-			$invoice
+            'getpaid_paypal_subscription_args',
+            $paypal_args,
+            $invoice
+        );
+
+    }
+
+    /**
+     * Refunds an invoice remotely.
+     * 
+     * @since 2.8.24
+     * @param WPInv_Invoice $invoice Invoice object.
+     */
+    public function refund_invoice( $invoice ) {
+
+        if ( $invoice->get_gateway() !== $this->id ) {
+            return;
+        }
+
+        $mode	= $this->is_sandbox( $invoice ) ? 'sandbox' : 'live';
+        $result = GetPaid_PayPal_API::refund_capture( $invoice->get_transaction_id(), array(), $mode );
+
+        if ( is_wp_error( $result ) ) {
+            $invoice->add_system_note(
+                sprintf(
+                    // translators: %s is the error message.
+                    __( 'An error occured while trying to refund invoice #%1$s in PayPal: %2$s', 'invoicing' ),
+                    $invoice->get_id(),
+                    $result->get_error_message()
+                )
+            );
+        } else {
+            $invoice->add_system_note(
+                sprintf(
+                    // translators: %s is the refund ID.
+                    __( 'Successfully refunded invoice #%1$s in PayPal. Refund ID: %2$s', 'invoicing' ),
+                    $invoice->get_id(),
+                    $result->id
+                )
+            );
+        }
+    }
+
+    /**
+     * Cancels a subscription remotely.
+     * 
+     * @since 2.8.24
+     * @param WPInv_Subscription $subscription Subscription object.
+     */
+    public function subscription_cancelled( $subscription ) {
+
+        if ( $subscription->get_gateway() != $this->id ) {
+            return;
+        }
+
+        $invoice = $subscription->get_parent_invoice();
+
+        // Abort if the parent invoice does not exist.
+        if ( ! $invoice->exists() ) {
+            return;
+        }
+
+        $mode	= $this->is_sandbox( $invoice ) ? 'sandbox' : 'live';
+        $result = GetPaid_PayPal_API::cancel_subscription( 
+            $invoice->get_remote_subscription_id(), 
+            array(
+                'reason' => __(' Customer requested cancellation', 'invoicing' ),
+            ), 
+            $mode 
         );
 
+        if ( is_wp_error( $result ) ) {
+
+            $error = sprintf(
+                // translators: %s is the subscription ID.
+                __( 'An error occured while trying to cancel subscription #%s in PayPal.', 'invoicing' ),
+                $subscription->get_id()
+            );
+
+            getpaid_admin()->show_error( $error . ' ' . $result->get_error_message() );
+
+            if ( ! is_admin() ) {
+                wpinv_set_error( $result->get_error_code(), $error );
+            }
+
+            return;
+        }
+
+        if ( is_admin() ) {
+            getpaid_admin()->show_success(
+                sprintf(
+                    // translators: %s is the subscription ID.
+                    __( 'Successfully cancelled subscription #%s in PayPal.', 'invoicing' ),
+                    $subscription->get_id()
+                )
+            );
+        }
+
     }
 
-	/**
-	 * Refunds an invoice remotely.
-	 * 
-	 * @since 2.8.24
-	 * @param WPInv_Invoice $invoice Invoice object.
-	 */
-	public function refund_invoice( $invoice ) {
-
-		if ( $invoice->get_gateway() !== $this->id ) {
-			return;
-		}
-
-		$mode	= $this->is_sandbox( $invoice ) ? 'sandbox' : 'live';
-		$result = GetPaid_PayPal_API::refund_capture( $invoice->get_transaction_id(), array(), $mode );
-
-		if ( is_wp_error( $result ) ) {
-			$invoice->add_system_note(
-				sprintf(
-					// translators: %s is the error message.
-					__( 'An error occured while trying to refund invoice #%1$s in PayPal: %2$s', 'invoicing' ),
-					$invoice->get_id(),
-					$result->get_error_message()
-				)
-			);
-		} else {
-			$invoice->add_system_note(
-				sprintf(
-					// translators: %s is the refund ID.
-					__( 'Successfully refunded invoice #%1$s in PayPal. Refund ID: %2$s', 'invoicing' ),
-					$invoice->get_id(),
-					$result->id
-				)
-			);
-		}
-	}
-
-	/**
-	 * Cancels a subscription remotely.
-	 * 
-	 * @since 2.8.24
-	 * @param WPInv_Subscription $subscription Subscription object.
-	 */
-	public function subscription_cancelled( $subscription ) {
-
-		if ( $subscription->get_gateway() != $this->id ) {
-			return;
-		}
-
-		$invoice = $subscription->get_parent_invoice();
-
-		// Abort if the parent invoice does not exist.
-		if ( ! $invoice->exists() ) {
-			return;
-		}
-
-		$mode	= $this->is_sandbox( $invoice ) ? 'sandbox' : 'live';
-		$result = GetPaid_PayPal_API::cancel_subscription( 
-			$invoice->get_remote_subscription_id(), 
-			array(
-				'reason' => __(' Customer requested cancellation', 'invoicing' ),
-			), 
-			$mode 
-		);
-
-		if ( is_wp_error( $result ) ) {
-
-			$error = sprintf(
-				// translators: %s is the subscription ID.
-				__( 'An error occured while trying to cancel subscription #%s in PayPal.', 'invoicing' ),
-				$subscription->get_id()
-			);
-
-			getpaid_admin()->show_error( $error . ' ' . $result->get_error_message() );
-
-			if ( ! is_admin() ) {
-				wpinv_set_error( $result->get_error_code(), $error );
-			}
-
-			return;
-		}
-
-		if ( is_admin() ) {
-			getpaid_admin()->show_success(
-				sprintf(
-					// translators: %s is the subscription ID.
-					__( 'Successfully cancelled subscription #%s in PayPal.', 'invoicing' ),
-					$subscription->get_id()
-				)
-			);
-		}
-
-	}
-
-    /**
-	 * Processes ipns and marks payments as complete.
-	 *
-	 * @return void
-	 */
-	public function verify_ipn() {
+    /**
+     * Processes ipns and marks payments as complete.
+     *
+     * @return void
+     */
+    public function verify_ipn() {
         new GetPaid_Paypal_Gateway_IPN_Handler( $this );
     }
 
@@ -593,19 +593,19 @@ 
     public function sandbox_notice() {
 
         return sprintf(
-			__( 'SANDBOX ENABLED. You can use sandbox testing accounts only. See the %1$sPayPal Sandbox Testing Guide%2$s for more details.', 'invoicing' ),
-			'<a href="https://developer.paypal.com/docs/classic/lifecycle/ug_sandbox/">',
-			'</a>'
-		);
+            __( 'SANDBOX ENABLED. You can use sandbox testing accounts only. See the %1$sPayPal Sandbox Testing Guide%2$s for more details.', 'invoicing' ),
+            '<a href="https://developer.paypal.com/docs/classic/lifecycle/ug_sandbox/">',
+            '</a>'
+        );
 
     }
 
-	/**
-	 * Filters the gateway settings.
-	 *
-	 * @param array $admin_settings
-	 */
-	public function admin_settings( $admin_settings ) {
+    /**
+     * Filters the gateway settings.
+     *
+     * @param array $admin_settings
+     */
+    public function admin_settings( $admin_settings ) {
 
         $currencies = sprintf(
             __( 'Supported Currencies: %s', 'invoicing' ),
@@ -615,66 +615,66 @@ 
         $admin_settings['paypal_active']['desc'] .= " ($currencies)";
         $admin_settings['paypal_desc']['std']     = __( 'Pay via PayPal: you can pay with your credit card if you don\'t have a PayPal account.', 'invoicing' );
 
-		// Access tokens.
-		$live_email      = wpinv_get_option( 'paypal_email' );
-		$sandbox_email   = wpinv_get_option( 'paypal_sandbox_email' );
+        // Access tokens.
+        $live_email      = wpinv_get_option( 'paypal_email' );
+        $sandbox_email   = wpinv_get_option( 'paypal_sandbox_email' );
 
-		$admin_settings['paypal_connect'] = array(
-			'type' => 'hook',
-			'id'   => 'paypal_connect',
-			'name' => __( 'Connect to PayPal', 'invoicing' ),
-		);
+        $admin_settings['paypal_connect'] = array(
+            'type' => 'hook',
+            'id'   => 'paypal_connect',
+            'name' => __( 'Connect to PayPal', 'invoicing' ),
+        );
 
         $admin_settings['paypal_email'] = array(
             'type'  => 'text',
-			'class' => 'live-auth-data',
+            'class' => 'live-auth-data',
             'id'    => 'paypal_email',
             'name'  => __( 'Live Email Address', 'invoicing' ),
             'desc'  => __( 'The email address of your PayPal account.', 'invoicing' ),
         );
 
-		$admin_settings['paypal_sandbox_email'] = array(
+        $admin_settings['paypal_sandbox_email'] = array(
             'type'  => 'text',
-			'class' => 'sandbox-auth-data',
+            'class' => 'sandbox-auth-data',
             'id'    => 'paypal_sandbox_email',
             'name'  => __( 'Sandbox Email Address', 'invoicing' ),
             'desc'  => __( 'The email address of your sandbox PayPal account.', 'invoicing' ),
-			'std'   => wpinv_get_option( 'paypal_email', '' ),
+            'std'   => wpinv_get_option( 'paypal_email', '' ),
+        );
+
+        // Client ID and secret.
+        $admin_settings['paypal_client_id'] = array(
+            'type'  => 'text',
+            'class' => 'live-auth-data',
+            'id'    => 'paypal_client_id',
+            'name'  => __( 'Live Client ID', 'invoicing' ),
+            'desc'  => __( 'The client ID of your PayPal account. You can retrieve this from your PayPal developer account.', 'invoicing' ),
+        );
+
+        $admin_settings['paypal_sandbox_client_id'] = array(
+            'type'  => 'text',
+            'class' => 'sandbox-auth-data',
+            'id'    => 'paypal_sandbox_client_id',
+            'name'  => __( 'Sandbox Client ID', 'invoicing' ),
+            'desc'  => __( 'The client ID of your sandbox PayPal account. You can retrieve this from your PayPal developer account.', 'invoicing' ),
+            'std'   => wpinv_get_option( 'paypal_client_id', '' ),
         );
 
-		// Client ID and secret.
-		$admin_settings['paypal_client_id'] = array(
-			'type'  => 'text',
-			'class' => 'live-auth-data',
-			'id'    => 'paypal_client_id',
-			'name'  => __( 'Live Client ID', 'invoicing' ),
-			'desc'  => __( 'The client ID of your PayPal account. You can retrieve this from your PayPal developer account.', 'invoicing' ),
-		);
-
-		$admin_settings['paypal_sandbox_client_id'] = array(
-			'type'  => 'text',
-			'class' => 'sandbox-auth-data',
-			'id'    => 'paypal_sandbox_client_id',
-			'name'  => __( 'Sandbox Client ID', 'invoicing' ),
-			'desc'  => __( 'The client ID of your sandbox PayPal account. You can retrieve this from your PayPal developer account.', 'invoicing' ),
-			'std'   => wpinv_get_option( 'paypal_client_id', '' ),
-		);
-
-		$admin_settings['paypal_secret'] = array(
-			'type'  => 'text',
-			'class' => 'live-auth-data',
-			'id'    => 'paypal_secret',
-			'name'  => __( 'Live Secret', 'invoicing' ),
-			'desc'  => __( 'The secret of your PayPal account. You can retrieve this from your PayPal developer account.', 'invoicing' ),
-		);
-
-		$admin_settings['paypal_sandbox_secret'] = array(
-			'type'  => 'text',
-			'class' => 'sandbox-auth-data',
-			'id'    => 'paypal_sandbox_secret',
-			'name'  => __( 'Sandbox Secret', 'invoicing' ),
-			'desc'  => __( 'The secret of your sandbox PayPal account. You can retrieve this from your PayPal developer account.', 'invoicing' ),
-		);
+        $admin_settings['paypal_secret'] = array(
+            'type'  => 'text',
+            'class' => 'live-auth-data',
+            'id'    => 'paypal_secret',
+            'name'  => __( 'Live Secret', 'invoicing' ),
+            'desc'  => __( 'The secret of your PayPal account. You can retrieve this from your PayPal developer account.', 'invoicing' ),
+        );
+
+        $admin_settings['paypal_sandbox_secret'] = array(
+            'type'  => 'text',
+            'class' => 'sandbox-auth-data',
+            'id'    => 'paypal_sandbox_secret',
+            'name'  => __( 'Sandbox Secret', 'invoicing' ),
+            'desc'  => __( 'The secret of your sandbox PayPal account. You can retrieve this from your PayPal developer account.', 'invoicing' ),
+        );
 
         $admin_settings['paypal_ipn_url'] = array(
             'type'     => 'ipn_url',
@@ -685,57 +685,57 @@ 
             'readonly' => true,
         );
 
-		return $admin_settings;
-	}
-
-	/**
-	 * Retrieves the URL to cancel a subscription.
-	 *
-	 * @param string $url
-	 * @param WPInv_Subscription $subscription
-	 */
-	public function filter_cancel_subscription_url( $url, $subscription ) {
-
-		if ( $this->id !== $subscription->get_gateway() ) {
-			return $url;
-		}
-
-		// Get the PayPal profile ID.
-		$profile_id = $subscription->get_profile_id();
-
-		// Bail if no profile ID.
-		if ( empty( $profile_id ) ) {
-			return $url;
-		}
-
-		$cancel_url = 'https://www.paypal.com/myaccount/autopay/connect/%s/cancel';
-		if ( $this->is_sandbox( $subscription->get_parent_payment() ) ) {
-			$cancel_url = 'https://www.sandbox.paypal.com/myaccount/autopay/connect/%s/cancel';
-		}
-
-		return sprintf( $cancel_url, $profile_id );
-	}
-
-	/**
-	 * Retrieves the PayPal connect URL when using the setup wizzard.
-	 *
-	 *
+        return $admin_settings;
+    }
+
+    /**
+     * Retrieves the URL to cancel a subscription.
+     *
+     * @param string $url
+     * @param WPInv_Subscription $subscription
+     */
+    public function filter_cancel_subscription_url( $url, $subscription ) {
+
+        if ( $this->id !== $subscription->get_gateway() ) {
+            return $url;
+        }
+
+        // Get the PayPal profile ID.
+        $profile_id = $subscription->get_profile_id();
+
+        // Bail if no profile ID.
+        if ( empty( $profile_id ) ) {
+            return $url;
+        }
+
+        $cancel_url = 'https://www.paypal.com/myaccount/autopay/connect/%s/cancel';
+        if ( $this->is_sandbox( $subscription->get_parent_payment() ) ) {
+            $cancel_url = 'https://www.sandbox.paypal.com/myaccount/autopay/connect/%s/cancel';
+        }
+
+        return sprintf( $cancel_url, $profile_id );
+    }
+
+    /**
+     * Retrieves the PayPal connect URL when using the setup wizzard.
+     *
+     *
      * @param array $data
      * @return string
-	 */
-	public static function maybe_get_connect_url( $url = '', $data = array() ) {
-		return self::get_connect_url( false, urldecode( $data['redirect'] ) );
-	}
-
-	/**
-	 * Retrieves the PayPal connect URL.
-	 *
-	 *
+     */
+    public static function maybe_get_connect_url( $url = '', $data = array() ) {
+        return self::get_connect_url( false, urldecode( $data['redirect'] ) );
+    }
+
+    /**
+     * Retrieves the PayPal connect URL.
+     *
+     *
      * @param bool $is_sandbox
-	 * @param string $redirect
+     * @param string $redirect
      * @return string
-	 */
-	public static function get_connect_url( $is_sandbox, $redirect = '' ) {
+     */
+    public static function get_connect_url( $is_sandbox, $redirect = '' ) {
 
         $redirect_url = add_query_arg(
             array(
@@ -745,7 +745,7 @@ 
                 'tab'                  => 'gateways',
                 'section'              => 'paypal',
                 'getpaid-nonce'        => wp_create_nonce( 'getpaid-nonce' ),
-				'redirect'             => urlencode( $redirect ),
+                'redirect'             => urlencode( $redirect ),
             ),
             admin_url( 'admin.php' )
         );
@@ -760,12 +760,12 @@ 
 
     }
 
-	/**
-	 * Generates settings page js.
-	 *
+    /**
+     * Generates settings page js.
+     *
      * @return void
-	 */
-	public static function display_connect_buttons() {
+     */
+    public static function display_connect_buttons() {
 
         ?>
 			<div class="wpinv-paypal-connect-live">
@@ -807,70 +807,70 @@ 
         <?php
     }
 
-	/**
-	 * Connects to PayPal.
-	 *
-	 * @param array $data Connection data.
-	 * @return void
-	 */
-	public function connect_paypal( $data ) {
-
-		$sandbox      = $this->is_sandbox();
-		$data         = wp_unslash( $data );
-		$access_token = empty( $data['access_token'] ) ? '' : sanitize_text_field( $data['access_token'] );
-
-		if ( isset( $data['live_mode'] ) ) {
-			$sandbox = empty( $data['live_mode'] );
-		}
-
-		wpinv_update_option( 'paypal_sandbox', (int) $sandbox );
-		wpinv_update_option( 'paypal_active', 1 );
-
-		if ( ! empty( $data['error_description'] ) ) {
-			getpaid_admin()->show_error( wp_kses_post( urldecode( $data['error_description'] ) ) );
-		} else {
-
-			// Retrieve the user info.
-			$user_info = wp_remote_get(
-				! $sandbox ? 'https://api-m.paypal.com/v1/identity/oauth2/userinfo?schema=paypalv1.1' : 'https://api-m.sandbox.paypal.com/v1/identity/oauth2/userinfo?schema=paypalv1.1',
-				array(
-
-					'headers' => array(
-						'Authorization' => 'Bearer ' . $access_token,
-						'Content-type'  => 'application/json',
-					),
-
-				)
-			);
-
-			if ( is_wp_error( $user_info ) ) {
-				getpaid_admin()->show_error( wp_kses_post( $user_info->get_error_message() ) );
-			} else {
-
-				// Create application.
-				$user_info = json_decode( wp_remote_retrieve_body( $user_info ) );
-
-				if ( $sandbox ) {
-					wpinv_update_option( 'paypal_sandbox_email', sanitize_email( $user_info->emails[0]->value ) );
-					wpinv_update_option( 'paypal_sandbox_refresh_token', sanitize_text_field( urldecode( $data['refresh_token'] ) ) );
-					set_transient( 'getpaid_paypal_sandbox_access_token', sanitize_text_field( urldecode( $data['access_token'] ) ), (int) $data['expires_in'] );
-					getpaid_admin()->show_success( __( 'Successfully connected your PayPal sandbox account', 'invoicing' ) );
-				} else {
-					wpinv_update_option( 'paypal_email', sanitize_email( $user_info->emails[0]->value ) );
-					wpinv_update_option( 'paypal_refresh_token', sanitize_text_field( urldecode( $data['refresh_token'] ) ) );
-					set_transient( 'getpaid_paypal_access_token', sanitize_text_field( urldecode( $data['access_token'] ) ), (int) $data['expires_in'] );
-					getpaid_admin()->show_success( __( 'Successfully connected your PayPal account', 'invoicing' ) );
-				}
-			}
-		}
-
-		$redirect = empty( $data['redirect'] ) ? admin_url( 'admin.php?page=wpinv-settings&tab=gateways&section=paypal' ) : urldecode( $data['redirect'] );
-
-		if ( isset( $data['step'] ) ) {
-			$redirect = add_query_arg( 'step', $data['step'], $redirect );
-		}
-		wp_redirect( $redirect );
-		exit;
-	}
+    /**
+     * Connects to PayPal.
+     *
+     * @param array $data Connection data.
+     * @return void
+     */
+    public function connect_paypal( $data ) {
+
+        $sandbox      = $this->is_sandbox();
+        $data         = wp_unslash( $data );
+        $access_token = empty( $data['access_token'] ) ? '' : sanitize_text_field( $data['access_token'] );
+
+        if ( isset( $data['live_mode'] ) ) {
+            $sandbox = empty( $data['live_mode'] );
+        }
+
+        wpinv_update_option( 'paypal_sandbox', (int) $sandbox );
+        wpinv_update_option( 'paypal_active', 1 );
+
+        if ( ! empty( $data['error_description'] ) ) {
+            getpaid_admin()->show_error( wp_kses_post( urldecode( $data['error_description'] ) ) );
+        } else {
+
+            // Retrieve the user info.
+            $user_info = wp_remote_get(
+                ! $sandbox ? 'https://api-m.paypal.com/v1/identity/oauth2/userinfo?schema=paypalv1.1' : 'https://api-m.sandbox.paypal.com/v1/identity/oauth2/userinfo?schema=paypalv1.1',
+                array(
+
+                    'headers' => array(
+                        'Authorization' => 'Bearer ' . $access_token,
+                        'Content-type'  => 'application/json',
+                    ),
+
+                )
+            );
+
+            if ( is_wp_error( $user_info ) ) {
+                getpaid_admin()->show_error( wp_kses_post( $user_info->get_error_message() ) );
+            } else {
+
+                // Create application.
+                $user_info = json_decode( wp_remote_retrieve_body( $user_info ) );
+
+                if ( $sandbox ) {
+                    wpinv_update_option( 'paypal_sandbox_email', sanitize_email( $user_info->emails[0]->value ) );
+                    wpinv_update_option( 'paypal_sandbox_refresh_token', sanitize_text_field( urldecode( $data['refresh_token'] ) ) );
+                    set_transient( 'getpaid_paypal_sandbox_access_token', sanitize_text_field( urldecode( $data['access_token'] ) ), (int) $data['expires_in'] );
+                    getpaid_admin()->show_success( __( 'Successfully connected your PayPal sandbox account', 'invoicing' ) );
+                } else {
+                    wpinv_update_option( 'paypal_email', sanitize_email( $user_info->emails[0]->value ) );
+                    wpinv_update_option( 'paypal_refresh_token', sanitize_text_field( urldecode( $data['refresh_token'] ) ) );
+                    set_transient( 'getpaid_paypal_access_token', sanitize_text_field( urldecode( $data['access_token'] ) ), (int) $data['expires_in'] );
+                    getpaid_admin()->show_success( __( 'Successfully connected your PayPal account', 'invoicing' ) );
+                }
+            }
+        }
+
+        $redirect = empty( $data['redirect'] ) ? admin_url( 'admin.php?page=wpinv-settings&tab=gateways&section=paypal' ) : urldecode( $data['redirect'] );
+
+        if ( isset( $data['step'] ) ) {
+            $redirect = add_query_arg( 'step', $data['step'], $redirect );
+        }
+        wp_redirect( $redirect );
+        exit;
+    }
 
 }

Spacing +185 added lines, -185 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Paypal Payment Gateway class.
@@ -24,7 +24,7 @@ 
 	 *
 	 * @var array
 	 */
-    protected $supports = array( 'subscription', 'sandbox', 'single_subscription_group', 'refunds' );
+    protected $supports = array('subscription', 'sandbox', 'single_subscription_group', 'refunds');
 
     /**
 	 * Payment method order.
@@ -59,7 +59,7 @@ 
 	 *
 	 * @var array
 	 */
-	public $currencies = array( 'AUD', 'BRL', 'CAD', 'MXN', 'NZD', 'HKD', 'SGD', 'USD', 'EUR', 'JPY', 'TRY', 'NOK', 'CZK', 'DKK', 'HUF', 'ILS', 'MYR', 'PHP', 'PLN', 'SEK', 'CHF', 'TWD', 'THB', 'GBP', 'RMB', 'RUB', 'INR' );
+	public $currencies = array('AUD', 'BRL', 'CAD', 'MXN', 'NZD', 'HKD', 'SGD', 'USD', 'EUR', 'JPY', 'TRY', 'NOK', 'CZK', 'DKK', 'HUF', 'ILS', 'MYR', 'PHP', 'PLN', 'SEK', 'CHF', 'TWD', 'THB', 'GBP', 'RMB', 'RUB', 'INR');
 
     /**
 	 * URL to view a transaction.
@@ -81,22 +81,22 @@ 
 	public function __construct() {
 		parent::__construct();
 
-        $this->title                = __( 'PayPal Standard', 'invoicing' );
-        $this->method_title         = __( 'PayPal Standard', 'invoicing' );
-        $this->checkout_button_text = __( 'Proceed to PayPal', 'invoicing' );
-        $this->notify_url           = wpinv_get_ipn_url( $this->id );
-
-		add_filter( 'wpinv_subscription_cancel_url', array( $this, 'filter_cancel_subscription_url' ), 10, 2 );
-		add_filter( 'getpaid_paypal_args', array( $this, 'process_subscription' ), 10, 2 );
-		add_filter( 'getpaid_get_paypal_connect_url', array( $this, 'maybe_get_connect_url' ), 10, 2 );
-		add_action( 'getpaid_authenticated_admin_action_connect_paypal', array( $this, 'connect_paypal' ) );
-		add_action( 'wpinv_paypal_connect', array( $this, 'display_connect_buttons' ) );
-
-		if ( $this->enabled ) {
-			add_filter( 'getpaid_paypal_sandbox_notice', array( $this, 'sandbox_notice' ) );
-			add_action( 'getpaid_paypal_subscription_cancelled', array( $this, 'subscription_cancelled' ) );
-			add_action( 'getpaid_delete_subscription', array( $this, 'subscription_cancelled' ) );
-			add_action( 'getpaid_refund_invoice_remotely', array( $this, 'refund_invoice' ) );
+        $this->title                = __('PayPal Standard', 'invoicing');
+        $this->method_title         = __('PayPal Standard', 'invoicing');
+        $this->checkout_button_text = __('Proceed to PayPal', 'invoicing');
+        $this->notify_url           = wpinv_get_ipn_url($this->id);
+
+		add_filter('wpinv_subscription_cancel_url', array($this, 'filter_cancel_subscription_url'), 10, 2);
+		add_filter('getpaid_paypal_args', array($this, 'process_subscription'), 10, 2);
+		add_filter('getpaid_get_paypal_connect_url', array($this, 'maybe_get_connect_url'), 10, 2);
+		add_action('getpaid_authenticated_admin_action_connect_paypal', array($this, 'connect_paypal'));
+		add_action('wpinv_paypal_connect', array($this, 'display_connect_buttons'));
+
+		if ($this->enabled) {
+			add_filter('getpaid_paypal_sandbox_notice', array($this, 'sandbox_notice'));
+			add_action('getpaid_paypal_subscription_cancelled', array($this, 'subscription_cancelled'));
+			add_action('getpaid_delete_subscription', array($this, 'subscription_cancelled'));
+			add_action('getpaid_refund_invoice_remotely', array($this, 'refund_invoice'));
 		}
     }
 
@@ -109,16 +109,16 @@ 
 	 * @param GetPaid_Payment_Form_Submission $submission Checkout submission.
 	 * @return array
 	 */
-	public function process_payment( $invoice, $submission_data, $submission ) {
+	public function process_payment($invoice, $submission_data, $submission) {
 
         // Get redirect url.
-        $paypal_redirect = $this->get_request_url( $invoice );
+        $paypal_redirect = $this->get_request_url($invoice);
 
         // Add a note about the request url.
         $invoice->add_note(
             sprintf(
-                __( 'Redirecting to PayPal: %s', 'invoicing' ),
-                esc_url( $paypal_redirect )
+                __('Redirecting to PayPal: %s', 'invoicing'),
+                esc_url($paypal_redirect)
             ),
             false,
             false,
@@ -126,7 +126,7 @@ 
         );
 
         // Redirect to PayPal
-        wp_redirect( $paypal_redirect );
+        wp_redirect($paypal_redirect);
         exit;
 
     }
@@ -137,21 +137,21 @@ 
 	 * @param  WPInv_Invoice $invoice Invoice object.
 	 * @return string
 	 */
-	public function get_request_url( $invoice ) {
+	public function get_request_url($invoice) {
 
         // Endpoint for this request
-		$this->endpoint    = $this->is_sandbox( $invoice ) ? 'https://www.sandbox.paypal.com/cgi-bin/webscr?test_ipn=1&' : 'https://www.paypal.com/cgi-bin/webscr?';
+		$this->endpoint = $this->is_sandbox($invoice) ? 'https://www.sandbox.paypal.com/cgi-bin/webscr?test_ipn=1&' : 'https://www.paypal.com/cgi-bin/webscr?';
 
         // Retrieve paypal args.
-        $paypal_args       = map_deep( $this->get_paypal_args( $invoice ), 'urlencode' );
+        $paypal_args = map_deep($this->get_paypal_args($invoice), 'urlencode');
 
-        if ( $invoice->is_recurring() ) {
+        if ($invoice->is_recurring()) {
             $paypal_args['bn'] = 'GetPaid_Subscribe_WPS_US';
         } else {
             $paypal_args['bn'] = 'GetPaid_ShoppingCart_WPS_US';
         }
 
-        return add_query_arg( $paypal_args, $this->endpoint );
+        return add_query_arg($paypal_args, $this->endpoint);
 
 	}
 
@@ -161,25 +161,25 @@ 
 	 * @param  WPInv_Invoice $invoice Invoice object.
 	 * @return array
 	 */
-	protected function get_paypal_args( $invoice ) {
+	protected function get_paypal_args($invoice) {
 
         // Whether or not to send the line items as one item.
-		$force_one_line_item = apply_filters( 'getpaid_paypal_force_one_line_item', true, $invoice );
+		$force_one_line_item = apply_filters('getpaid_paypal_force_one_line_item', true, $invoice);
 
-		if ( $invoice->is_recurring() || ( wpinv_use_taxes() && wpinv_prices_include_tax() ) ) {
+		if ($invoice->is_recurring() || (wpinv_use_taxes() && wpinv_prices_include_tax())) {
 			$force_one_line_item = true;
 		}
 
 		$paypal_args = apply_filters(
 			'getpaid_paypal_args',
 			array_merge(
-				$this->get_transaction_args( $invoice ),
-				$this->get_line_item_args( $invoice, $force_one_line_item )
+				$this->get_transaction_args($invoice),
+				$this->get_line_item_args($invoice, $force_one_line_item)
 			),
 			$invoice
 		);
 
-		return $this->fix_request_length( $invoice, $paypal_args );
+		return $this->fix_request_length($invoice, $paypal_args);
     }
 
     /**
@@ -188,9 +188,9 @@ 
 	 * @param WPInv_Invoice $invoice Invoice object.
 	 * @return array
 	 */
-	protected function get_transaction_args( $invoice ) {
+	protected function get_transaction_args($invoice) {
 
-		$email = $this->is_sandbox( $invoice ) ? wpinv_get_option( 'paypal_sandbox_email', wpinv_get_option( 'paypal_email', '' ) ) : wpinv_get_option( 'paypal_email', '' );
+		$email = $this->is_sandbox($invoice) ? wpinv_get_option('paypal_sandbox_email', wpinv_get_option('paypal_email', '')) : wpinv_get_option('paypal_email', '');
 		return array(
             'cmd'           => '_cart',
             'business'      => $email,
@@ -201,16 +201,16 @@ 
             'rm'            => is_ssl() ? 2 : 1,
             'upload'        => 1,
             'currency_code' => $invoice->get_currency(), // https://developer.paypal.com/docs/nvp-soap-api/currency-codes/#paypal
-            'return'        => esc_url_raw( $this->get_return_url( $invoice ) ),
-            'cancel_return' => esc_url_raw( $invoice->get_checkout_payment_url() ),
-            'notify_url'    => getpaid_limit_length( $this->notify_url, 255 ),
-            'invoice'       => getpaid_limit_length( $invoice->get_number(), 127 ),
+            'return'        => esc_url_raw($this->get_return_url($invoice)),
+            'cancel_return' => esc_url_raw($invoice->get_checkout_payment_url()),
+            'notify_url'    => getpaid_limit_length($this->notify_url, 255),
+            'invoice'       => getpaid_limit_length($invoice->get_number(), 127),
             'custom'        => $invoice->get_id(),
-            'first_name'    => getpaid_limit_length( $invoice->get_first_name(), 32 ),
-            'last_name'     => getpaid_limit_length( $invoice->get_last_name(), 64 ),
-            'country'       => getpaid_limit_length( $invoice->get_country(), 2 ),
-            'email'         => getpaid_limit_length( $invoice->get_email(), 127 ),
-            'cbt'           => get_bloginfo( 'name' ),
+            'first_name'    => getpaid_limit_length($invoice->get_first_name(), 32),
+            'last_name'     => getpaid_limit_length($invoice->get_last_name(), 64),
+            'country'       => getpaid_limit_length($invoice->get_country(), 2),
+            'email'         => getpaid_limit_length($invoice->get_email(), 127),
+            'cbt'           => get_bloginfo('name'),
         );
 
     }
@@ -222,30 +222,30 @@ 
 	 * @param  bool     $force_one_line_item Create only one item for this invoice.
 	 * @return array
 	 */
-	protected function get_line_item_args( $invoice, $force_one_line_item = false ) {
+	protected function get_line_item_args($invoice, $force_one_line_item = false) {
 
         // Maybe send invoice as a single item.
-		if ( $force_one_line_item ) {
-            return $this->get_line_item_args_single_item( $invoice );
+		if ($force_one_line_item) {
+            return $this->get_line_item_args_single_item($invoice);
         }
 
         // Send each line item individually.
         $line_item_args = array();
 
         // Prepare line items.
-        $this->prepare_line_items( $invoice );
+        $this->prepare_line_items($invoice);
 
         // Add taxes to the cart
-        if ( wpinv_use_taxes() && $invoice->is_taxable() ) {
-            $line_item_args['tax_cart'] = wpinv_sanitize_amount( (float) $invoice->get_total_tax(), 2 );
+        if (wpinv_use_taxes() && $invoice->is_taxable()) {
+            $line_item_args['tax_cart'] = wpinv_sanitize_amount((float) $invoice->get_total_tax(), 2);
         }
 
         // Add discount.
-        if ( $invoice->get_total_discount() > 0 ) {
-            $line_item_args['discount_amount_cart'] = wpinv_sanitize_amount( (float) $invoice->get_total_discount(), 2 );
+        if ($invoice->get_total_discount() > 0) {
+            $line_item_args['discount_amount_cart'] = wpinv_sanitize_amount((float) $invoice->get_total_discount(), 2);
         }
 
-		return array_merge( $line_item_args, $this->get_line_items() );
+		return array_merge($line_item_args, $this->get_line_items());
 
     }
 
@@ -255,11 +255,11 @@ 
 	 * @param  WPInv_Invoice $invoice Invoice object.
 	 * @return array
 	 */
-	protected function get_line_item_args_single_item( $invoice ) {
+	protected function get_line_item_args_single_item($invoice) {
 		$this->delete_line_items();
 
-        $item_name = wp_sprintf( __( 'Invoice %s', 'invoicing' ), $invoice->get_number() );
-		$this->add_line_item( $item_name, 1, wpinv_round_amount( (float) $invoice->get_total(), 2, true ), $invoice->get_id() );
+        $item_name = wp_sprintf(__('Invoice %s', 'invoicing'), $invoice->get_number());
+		$this->add_line_item($item_name, 1, wpinv_round_amount((float) $invoice->get_total(), 2, true), $invoice->get_id());
 
 		return $this->get_line_items();
     }
@@ -283,19 +283,19 @@ 
 	 *
 	 * @param  WPInv_Invoice $invoice Invoice object.
 	 */
-	protected function prepare_line_items( $invoice ) {
+	protected function prepare_line_items($invoice) {
 		$this->delete_line_items();
 
 		// Items.
-		foreach ( $invoice->get_items() as $item ) {
+		foreach ($invoice->get_items() as $item) {
 			$amount   = $item->get_price();
 			$quantity = $invoice->get_template() == 'amount' ? 1 : $item->get_quantity();
-			$this->add_line_item( $item->get_raw_name(), $quantity, $amount, $item->get_id() );
+			$this->add_line_item($item->get_raw_name(), $quantity, $amount, $item->get_id());
         }
 
         // Fees.
-		foreach ( $invoice->get_fees() as $fee => $data ) {
-            $this->add_line_item( $fee, 1, wpinv_sanitize_amount( $data['initial_fee'] ) );
+		foreach ($invoice->get_fees() as $fee => $data) {
+            $this->add_line_item($fee, 1, wpinv_sanitize_amount($data['initial_fee']));
         }
 
     }
@@ -308,20 +308,20 @@ 
 	 * @param  float  $amount Amount.
 	 * @param  string $item_number Item number.
 	 */
-	protected function add_line_item( $item_name, $quantity = 1, $amount = 0.0, $item_number = '' ) {
-		$index = ( count( $this->line_items ) / 4 ) + 1;
+	protected function add_line_item($item_name, $quantity = 1, $amount = 0.0, $item_number = '') {
+		$index = (count($this->line_items) / 4) + 1;
 
 		/**
 		 * Prevent error "Things don't appear to be working at the moment. (https://www.sandbox.paypal.com/webapps/hermes/error)"
 		 */
-		$item_name = str_replace( "#", "", $item_name );
+		$item_name = str_replace("#", "", $item_name);
 
 		$item = apply_filters(
 			'getpaid_paypal_line_item',
 			array(
-				'item_name'   => html_entity_decode( getpaid_limit_length( $item_name ? wp_strip_all_tags( $item_name ) : __( 'Item', 'invoicing' ), 127 ), ENT_NOQUOTES, 'UTF-8' ),
+				'item_name'   => html_entity_decode(getpaid_limit_length($item_name ? wp_strip_all_tags($item_name) : __('Item', 'invoicing'), 127), ENT_NOQUOTES, 'UTF-8'),
 				'quantity'    => (float) $quantity,
-				'amount'      => wpinv_sanitize_amount( (float) $amount, 2 ),
+				'amount'      => wpinv_sanitize_amount((float) $amount, 2),
 				'item_number' => $item_number,
 			),
 			$item_name,
@@ -330,12 +330,12 @@ 
 			$item_number
 		);
 
-		$this->line_items[ 'item_name_' . $index ]   = getpaid_limit_length( $item['item_name'], 127 );
-        $this->line_items[ 'quantity_' . $index ]    = $item['quantity'];
+		$this->line_items['item_name_' . $index] = getpaid_limit_length($item['item_name'], 127);
+        $this->line_items['quantity_' . $index] = $item['quantity'];
 
         // The price or amount of the product, service, or contribution, not including shipping, handling, or tax.
-		$this->line_items[ 'amount_' . $index ]      = $item['amount'] * $item['quantity'];
-		$this->line_items[ 'item_number_' . $index ] = getpaid_limit_length( $item['item_number'], 127 );
+		$this->line_items['amount_' . $index]      = $item['amount'] * $item['quantity'];
+		$this->line_items['item_number_' . $index] = getpaid_limit_length($item['item_number'], 127);
     }
 
     /**
@@ -347,19 +347,19 @@ 
 	 * @param array    $paypal_args Arguments sent to Paypal in the request.
 	 * @return array
 	 */
-	protected function fix_request_length( $invoice, $paypal_args ) {
+	protected function fix_request_length($invoice, $paypal_args) {
 		$max_paypal_length = 2083;
-		$query_candidate   = http_build_query( $paypal_args, '', '&' );
+		$query_candidate   = http_build_query($paypal_args, '', '&');
 
-		if ( strlen( $this->endpoint . $query_candidate ) <= $max_paypal_length ) {
+		if (strlen($this->endpoint . $query_candidate) <= $max_paypal_length) {
 			return $paypal_args;
 		}
 
 		return apply_filters(
 			'getpaid_paypal_args',
 			array_merge(
-				$this->get_transaction_args( $invoice ),
-				$this->get_line_item_args( $invoice, true )
+				$this->get_transaction_args($invoice),
+				$this->get_line_item_args($invoice, true)
 			),
 			$invoice
 		);
@@ -372,10 +372,10 @@ 
 	 * @param  array $paypal_args PayPal args.
 	 * @param  WPInv_Invoice    $invoice Invoice object.
 	 */
-	public function process_subscription( $paypal_args, $invoice ) {
+	public function process_subscription($paypal_args, $invoice) {
 
         // Make sure this is a subscription.
-        if ( ! $invoice->is_recurring() || ! $subscription = getpaid_get_invoice_subscription( $invoice ) ) {
+        if (!$invoice->is_recurring() || !$subscription = getpaid_get_invoice_subscription($invoice)) {
             return $paypal_args;
         }
 
@@ -383,23 +383,23 @@ 
         $paypal_args['cmd'] = '_xclick-subscriptions';
 
         // Subscription name.
-        $paypal_args['item_name'] = wp_sprintf( __( 'Invoice %s', 'invoicing' ), $invoice->get_number() );
+        $paypal_args['item_name'] = wp_sprintf(__('Invoice %s', 'invoicing'), $invoice->get_number());
 
         // Get subscription args.
-        $period                 = strtoupper( substr( $subscription->get_period(), 0, 1 ) );
+        $period                 = strtoupper(substr($subscription->get_period(), 0, 1));
         $interval               = (int) $subscription->get_frequency();
         $bill_times             = (int) $subscription->get_bill_times();
-        $initial_amount         = (float) wpinv_sanitize_amount( $invoice->get_initial_total(), 2 );
-        $recurring_amount       = (float) wpinv_sanitize_amount( $invoice->get_recurring_total(), 2 );
-        $subscription_item      = $invoice->get_recurring( true );
+        $initial_amount         = (float) wpinv_sanitize_amount($invoice->get_initial_total(), 2);
+        $recurring_amount       = (float) wpinv_sanitize_amount($invoice->get_recurring_total(), 2);
+        $subscription_item      = $invoice->get_recurring(true);
 
 		// Convert 365 days to 1 year.
-		if ( 'D' == $period && 365 == $interval ) {
+		if ('D' == $period && 365 == $interval) {
 			$period = 'Y';
 			$interval = 1;
 		}
 
-        if ( $subscription_item->has_free_trial() ) {
+        if ($subscription_item->has_free_trial()) {
 
             $paypal_args['a1'] = 0 == $initial_amount ? 0 : $initial_amount;
 
@@ -409,28 +409,28 @@ 
 			// Trial period.
 			$paypal_args['t1'] = $subscription_item->get_trial_period();
 
-        } elseif ( $initial_amount != $recurring_amount ) {
+        } elseif ($initial_amount != $recurring_amount) {
 
             // No trial period, but initial amount includes a sign-up fee and/or other items, so charge it as a separate period.
 
-            if ( 1 == $bill_times ) {
+            if (1 == $bill_times) {
                 $param_number = 3;
             } else {
                 $param_number = 1;
             }
 
-            $paypal_args[ 'a' . $param_number ] = $initial_amount ? $initial_amount : 0;
+            $paypal_args['a' . $param_number] = $initial_amount ? $initial_amount : 0;
 
             // Sign Up interval
-            $paypal_args[ 'p' . $param_number ] = $interval;
+            $paypal_args['p' . $param_number] = $interval;
 
             // Sign Up unit of duration
-            $paypal_args[ 't' . $param_number ] = $period;
+            $paypal_args['t' . $param_number] = $period;
 
         }
 
         // We have a recurring payment
-		if ( ! isset( $param_number ) || 1 == $param_number ) {
+		if (!isset($param_number) || 1 == $param_number) {
 
 			// Subscription price
 			$paypal_args['a3'] = $recurring_amount;
@@ -444,7 +444,7 @@ 
         }
 
         // Recurring payments
-		if ( 1 == $bill_times || ( $initial_amount != $recurring_amount && ! $subscription_item->has_free_trial() && 2 == $bill_times ) ) {
+		if (1 == $bill_times || ($initial_amount != $recurring_amount && !$subscription_item->has_free_trial() && 2 == $bill_times)) {
 
 			// Non-recurring payments
 			$paypal_args['src'] = 0;
@@ -453,15 +453,15 @@ 
 
 			$paypal_args['src'] = 1;
 
-			if ( $bill_times > 0 ) {
+			if ($bill_times > 0) {
 
 				// An initial period is being used to charge a sign-up fee
-				if ( $initial_amount != $recurring_amount && ! $subscription_item->has_free_trial() ) {
+				if ($initial_amount != $recurring_amount && !$subscription_item->has_free_trial()) {
 					$bill_times--;
 				}
 
                 // Make sure it's not over the max of 52
-                $paypal_args['srt'] = ( $bill_times <= 52 ? absint( $bill_times ) : 52 );
+                $paypal_args['srt'] = ($bill_times <= 52 ? absint($bill_times) : 52);
 
 			}
         }
@@ -470,10 +470,10 @@ 
         $paypal_args['rm'] = 2;
 
         // Get rid of redudant items.
-        foreach ( array( 'item_name_1', 'quantity_1', 'amount_1', 'item_number_1' ) as $arg ) {
+        foreach (array('item_name_1', 'quantity_1', 'amount_1', 'item_number_1') as $arg) {
 
-            if ( isset( $paypal_args[ $arg ] ) ) {
-                unset( $paypal_args[ $arg ] );
+            if (isset($paypal_args[$arg])) {
+                unset($paypal_args[$arg]);
             }
 		}
 
@@ -491,20 +491,20 @@ 
 	 * @since 2.8.24
 	 * @param WPInv_Invoice $invoice Invoice object.
 	 */
-	public function refund_invoice( $invoice ) {
+	public function refund_invoice($invoice) {
 
-		if ( $invoice->get_gateway() !== $this->id ) {
+		if ($invoice->get_gateway() !== $this->id) {
 			return;
 		}
 
-		$mode	= $this->is_sandbox( $invoice ) ? 'sandbox' : 'live';
-		$result = GetPaid_PayPal_API::refund_capture( $invoice->get_transaction_id(), array(), $mode );
+		$mode = $this->is_sandbox($invoice) ? 'sandbox' : 'live';
+		$result = GetPaid_PayPal_API::refund_capture($invoice->get_transaction_id(), array(), $mode);
 
-		if ( is_wp_error( $result ) ) {
+		if (is_wp_error($result)) {
 			$invoice->add_system_note(
 				sprintf(
 					// translators: %s is the error message.
-					__( 'An error occured while trying to refund invoice #%1$s in PayPal: %2$s', 'invoicing' ),
+					__('An error occured while trying to refund invoice #%1$s in PayPal: %2$s', 'invoicing'),
 					$invoice->get_id(),
 					$result->get_error_message()
 				)
@@ -513,7 +513,7 @@ 
 			$invoice->add_system_note(
 				sprintf(
 					// translators: %s is the refund ID.
-					__( 'Successfully refunded invoice #%1$s in PayPal. Refund ID: %2$s', 'invoicing' ),
+					__('Successfully refunded invoice #%1$s in PayPal. Refund ID: %2$s', 'invoicing'),
 					$invoice->get_id(),
 					$result->id
 				)
@@ -527,50 +527,50 @@ 
 	 * @since 2.8.24
 	 * @param WPInv_Subscription $subscription Subscription object.
 	 */
-	public function subscription_cancelled( $subscription ) {
+	public function subscription_cancelled($subscription) {
 
-		if ( $subscription->get_gateway() != $this->id ) {
+		if ($subscription->get_gateway() != $this->id) {
 			return;
 		}
 
 		$invoice = $subscription->get_parent_invoice();
 
 		// Abort if the parent invoice does not exist.
-		if ( ! $invoice->exists() ) {
+		if (!$invoice->exists()) {
 			return;
 		}
 
-		$mode	= $this->is_sandbox( $invoice ) ? 'sandbox' : 'live';
+		$mode = $this->is_sandbox($invoice) ? 'sandbox' : 'live';
 		$result = GetPaid_PayPal_API::cancel_subscription( 
 			$invoice->get_remote_subscription_id(), 
 			array(
-				'reason' => __(' Customer requested cancellation', 'invoicing' ),
+				'reason' => __(' Customer requested cancellation', 'invoicing'),
 			), 
 			$mode 
 		);
 
-		if ( is_wp_error( $result ) ) {
+		if (is_wp_error($result)) {
 
 			$error = sprintf(
 				// translators: %s is the subscription ID.
-				__( 'An error occured while trying to cancel subscription #%s in PayPal.', 'invoicing' ),
+				__('An error occured while trying to cancel subscription #%s in PayPal.', 'invoicing'),
 				$subscription->get_id()
 			);
 
-			getpaid_admin()->show_error( $error . ' ' . $result->get_error_message() );
+			getpaid_admin()->show_error($error . ' ' . $result->get_error_message());
 
-			if ( ! is_admin() ) {
-				wpinv_set_error( $result->get_error_code(), $error );
+			if (!is_admin()) {
+				wpinv_set_error($result->get_error_code(), $error);
 			}
 
 			return;
 		}
 
-		if ( is_admin() ) {
+		if (is_admin()) {
 			getpaid_admin()->show_success(
 				sprintf(
 					// translators: %s is the subscription ID.
-					__( 'Successfully cancelled subscription #%s in PayPal.', 'invoicing' ),
+					__('Successfully cancelled subscription #%s in PayPal.', 'invoicing'),
 					$subscription->get_id()
 				)
 			);
@@ -584,7 +584,7 @@ 
 	 * @return void
 	 */
 	public function verify_ipn() {
-        new GetPaid_Paypal_Gateway_IPN_Handler( $this );
+        new GetPaid_Paypal_Gateway_IPN_Handler($this);
     }
 
     /**
@@ -593,7 +593,7 @@ 
     public function sandbox_notice() {
 
         return sprintf(
-			__( 'SANDBOX ENABLED. You can use sandbox testing accounts only. See the %1$sPayPal Sandbox Testing Guide%2$s for more details.', 'invoicing' ),
+			__('SANDBOX ENABLED. You can use sandbox testing accounts only. See the %1$sPayPal Sandbox Testing Guide%2$s for more details.', 'invoicing'),
 			'<a href="https://developer.paypal.com/docs/classic/lifecycle/ug_sandbox/">',
 			'</a>'
 		);
@@ -605,41 +605,41 @@ 
 	 *
 	 * @param array $admin_settings
 	 */
-	public function admin_settings( $admin_settings ) {
+	public function admin_settings($admin_settings) {
 
         $currencies = sprintf(
-            __( 'Supported Currencies: %s', 'invoicing' ),
-            implode( ', ', $this->currencies )
+            __('Supported Currencies: %s', 'invoicing'),
+            implode(', ', $this->currencies)
         );
 
         $admin_settings['paypal_active']['desc'] .= " ($currencies)";
-        $admin_settings['paypal_desc']['std']     = __( 'Pay via PayPal: you can pay with your credit card if you don\'t have a PayPal account.', 'invoicing' );
+        $admin_settings['paypal_desc']['std']     = __('Pay via PayPal: you can pay with your credit card if you don\'t have a PayPal account.', 'invoicing');
 
 		// Access tokens.
-		$live_email      = wpinv_get_option( 'paypal_email' );
-		$sandbox_email   = wpinv_get_option( 'paypal_sandbox_email' );
+		$live_email      = wpinv_get_option('paypal_email');
+		$sandbox_email   = wpinv_get_option('paypal_sandbox_email');
 
 		$admin_settings['paypal_connect'] = array(
 			'type' => 'hook',
 			'id'   => 'paypal_connect',
-			'name' => __( 'Connect to PayPal', 'invoicing' ),
+			'name' => __('Connect to PayPal', 'invoicing'),
 		);
 
         $admin_settings['paypal_email'] = array(
             'type'  => 'text',
 			'class' => 'live-auth-data',
             'id'    => 'paypal_email',
-            'name'  => __( 'Live Email Address', 'invoicing' ),
-            'desc'  => __( 'The email address of your PayPal account.', 'invoicing' ),
+            'name'  => __('Live Email Address', 'invoicing'),
+            'desc'  => __('The email address of your PayPal account.', 'invoicing'),
         );
 
 		$admin_settings['paypal_sandbox_email'] = array(
             'type'  => 'text',
 			'class' => 'sandbox-auth-data',
             'id'    => 'paypal_sandbox_email',
-            'name'  => __( 'Sandbox Email Address', 'invoicing' ),
-            'desc'  => __( 'The email address of your sandbox PayPal account.', 'invoicing' ),
-			'std'   => wpinv_get_option( 'paypal_email', '' ),
+            'name'  => __('Sandbox Email Address', 'invoicing'),
+            'desc'  => __('The email address of your sandbox PayPal account.', 'invoicing'),
+			'std'   => wpinv_get_option('paypal_email', ''),
         );
 
 		// Client ID and secret.
@@ -647,41 +647,41 @@ 
 			'type'  => 'text',
 			'class' => 'live-auth-data',
 			'id'    => 'paypal_client_id',
-			'name'  => __( 'Live Client ID', 'invoicing' ),
-			'desc'  => __( 'The client ID of your PayPal account. You can retrieve this from your PayPal developer account.', 'invoicing' ),
+			'name'  => __('Live Client ID', 'invoicing'),
+			'desc'  => __('The client ID of your PayPal account. You can retrieve this from your PayPal developer account.', 'invoicing'),
 		);
 
 		$admin_settings['paypal_sandbox_client_id'] = array(
 			'type'  => 'text',
 			'class' => 'sandbox-auth-data',
 			'id'    => 'paypal_sandbox_client_id',
-			'name'  => __( 'Sandbox Client ID', 'invoicing' ),
-			'desc'  => __( 'The client ID of your sandbox PayPal account. You can retrieve this from your PayPal developer account.', 'invoicing' ),
-			'std'   => wpinv_get_option( 'paypal_client_id', '' ),
+			'name'  => __('Sandbox Client ID', 'invoicing'),
+			'desc'  => __('The client ID of your sandbox PayPal account. You can retrieve this from your PayPal developer account.', 'invoicing'),
+			'std'   => wpinv_get_option('paypal_client_id', ''),
 		);
 
 		$admin_settings['paypal_secret'] = array(
 			'type'  => 'text',
 			'class' => 'live-auth-data',
 			'id'    => 'paypal_secret',
-			'name'  => __( 'Live Secret', 'invoicing' ),
-			'desc'  => __( 'The secret of your PayPal account. You can retrieve this from your PayPal developer account.', 'invoicing' ),
+			'name'  => __('Live Secret', 'invoicing'),
+			'desc'  => __('The secret of your PayPal account. You can retrieve this from your PayPal developer account.', 'invoicing'),
 		);
 
 		$admin_settings['paypal_sandbox_secret'] = array(
 			'type'  => 'text',
 			'class' => 'sandbox-auth-data',
 			'id'    => 'paypal_sandbox_secret',
-			'name'  => __( 'Sandbox Secret', 'invoicing' ),
-			'desc'  => __( 'The secret of your sandbox PayPal account. You can retrieve this from your PayPal developer account.', 'invoicing' ),
+			'name'  => __('Sandbox Secret', 'invoicing'),
+			'desc'  => __('The secret of your sandbox PayPal account. You can retrieve this from your PayPal developer account.', 'invoicing'),
 		);
 
         $admin_settings['paypal_ipn_url'] = array(
             'type'     => 'ipn_url',
             'id'       => 'paypal_ipn_url',
-            'name'     => __( 'IPN Url', 'invoicing' ),
+            'name'     => __('IPN Url', 'invoicing'),
             'std'      => $this->notify_url,
-            'desc'     => __( "If you've not enabled IPNs in your paypal account, use the above URL to enable them.", 'invoicing' ) . ' <a href="https://developer.paypal.com/docs/api-basics/notifications/ipn/"><em>' . __( 'Learn more.', 'invoicing' ) . '</em></a>',
+            'desc'     => __("If you've not enabled IPNs in your paypal account, use the above URL to enable them.", 'invoicing') . ' <a href="https://developer.paypal.com/docs/api-basics/notifications/ipn/"><em>' . __('Learn more.', 'invoicing') . '</em></a>',
             'readonly' => true,
         );
 
@@ -694,9 +694,9 @@ 
 	 * @param string $url
 	 * @param WPInv_Subscription $subscription
 	 */
-	public function filter_cancel_subscription_url( $url, $subscription ) {
+	public function filter_cancel_subscription_url($url, $subscription) {
 
-		if ( $this->id !== $subscription->get_gateway() ) {
+		if ($this->id !== $subscription->get_gateway()) {
 			return $url;
 		}
 
@@ -704,16 +704,16 @@ 
 		$profile_id = $subscription->get_profile_id();
 
 		// Bail if no profile ID.
-		if ( empty( $profile_id ) ) {
+		if (empty($profile_id)) {
 			return $url;
 		}
 
 		$cancel_url = 'https://www.paypal.com/myaccount/autopay/connect/%s/cancel';
-		if ( $this->is_sandbox( $subscription->get_parent_payment() ) ) {
+		if ($this->is_sandbox($subscription->get_parent_payment())) {
 			$cancel_url = 'https://www.sandbox.paypal.com/myaccount/autopay/connect/%s/cancel';
 		}
 
-		return sprintf( $cancel_url, $profile_id );
+		return sprintf($cancel_url, $profile_id);
 	}
 
 	/**
@@ -723,8 +723,8 @@ 
      * @param array $data
      * @return string
 	 */
-	public static function maybe_get_connect_url( $url = '', $data = array() ) {
-		return self::get_connect_url( false, urldecode( $data['redirect'] ) );
+	public static function maybe_get_connect_url($url = '', $data = array()) {
+		return self::get_connect_url(false, urldecode($data['redirect']));
 	}
 
 	/**
@@ -735,25 +735,25 @@ 
 	 * @param string $redirect
      * @return string
 	 */
-	public static function get_connect_url( $is_sandbox, $redirect = '' ) {
+	public static function get_connect_url($is_sandbox, $redirect = '') {
 
         $redirect_url = add_query_arg(
             array(
                 'getpaid-admin-action' => 'connect_paypal',
                 'page'                 => 'wpinv-settings',
-                'live_mode'            => (int) empty( $is_sandbox ),
+                'live_mode'            => (int) empty($is_sandbox),
                 'tab'                  => 'gateways',
                 'section'              => 'paypal',
-                'getpaid-nonce'        => wp_create_nonce( 'getpaid-nonce' ),
-				'redirect'             => urlencode( $redirect ),
+                'getpaid-nonce'        => wp_create_nonce('getpaid-nonce'),
+				'redirect'             => urlencode($redirect),
             ),
-            admin_url( 'admin.php' )
+            admin_url('admin.php')
         );
 
         return add_query_arg(
             array(
-                'live_mode'    => (int) empty( $is_sandbox ),
-                'redirect_url' => urlencode( str_replace( '&amp;', '&', $redirect_url ) ),
+                'live_mode'    => (int) empty($is_sandbox),
+                'redirect_url' => urlencode(str_replace('&amp;', '&', $redirect_url)),
             ),
             'https://ayecode.io/oauth/paypal'
         );
@@ -769,10 +769,10 @@ 
 
         ?>
 			<div class="wpinv-paypal-connect-live">
-				<a class="button button-primary" href="<?php echo esc_url( self::get_connect_url( false ) ); ?>"><?php esc_html_e( 'Connect to PayPal', 'invoicing' ); ?></a>
+				<a class="button button-primary" href="<?php echo esc_url(self::get_connect_url(false)); ?>"><?php esc_html_e('Connect to PayPal', 'invoicing'); ?></a>
 			</div>
 			<div class="wpinv-paypal-connect-sandbox">
-				<a class="button button-primary" href="<?php echo esc_url( self::get_connect_url( true ) ); ?>"><?php esc_html_e( 'Connect to PayPal Sandbox', 'invoicing' ); ?></a>
+				<a class="button button-primary" href="<?php echo esc_url(self::get_connect_url(true)); ?>"><?php esc_html_e('Connect to PayPal Sandbox', 'invoicing'); ?></a>
 			</div>
 
             <script>
@@ -813,26 +813,26 @@ 
 	 * @param array $data Connection data.
 	 * @return void
 	 */
-	public function connect_paypal( $data ) {
+	public function connect_paypal($data) {
 
 		$sandbox      = $this->is_sandbox();
-		$data         = wp_unslash( $data );
-		$access_token = empty( $data['access_token'] ) ? '' : sanitize_text_field( $data['access_token'] );
+		$data         = wp_unslash($data);
+		$access_token = empty($data['access_token']) ? '' : sanitize_text_field($data['access_token']);
 
-		if ( isset( $data['live_mode'] ) ) {
-			$sandbox = empty( $data['live_mode'] );
+		if (isset($data['live_mode'])) {
+			$sandbox = empty($data['live_mode']);
 		}
 
-		wpinv_update_option( 'paypal_sandbox', (int) $sandbox );
-		wpinv_update_option( 'paypal_active', 1 );
+		wpinv_update_option('paypal_sandbox', (int) $sandbox);
+		wpinv_update_option('paypal_active', 1);
 
-		if ( ! empty( $data['error_description'] ) ) {
-			getpaid_admin()->show_error( wp_kses_post( urldecode( $data['error_description'] ) ) );
+		if (!empty($data['error_description'])) {
+			getpaid_admin()->show_error(wp_kses_post(urldecode($data['error_description'])));
 		} else {
 
 			// Retrieve the user info.
 			$user_info = wp_remote_get(
-				! $sandbox ? 'https://api-m.paypal.com/v1/identity/oauth2/userinfo?schema=paypalv1.1' : 'https://api-m.sandbox.paypal.com/v1/identity/oauth2/userinfo?schema=paypalv1.1',
+				!$sandbox ? 'https://api-m.paypal.com/v1/identity/oauth2/userinfo?schema=paypalv1.1' : 'https://api-m.sandbox.paypal.com/v1/identity/oauth2/userinfo?schema=paypalv1.1',
 				array(
 
 					'headers' => array(
@@ -843,33 +843,33 @@ 
 				)
 			);
 
-			if ( is_wp_error( $user_info ) ) {
-				getpaid_admin()->show_error( wp_kses_post( $user_info->get_error_message() ) );
+			if (is_wp_error($user_info)) {
+				getpaid_admin()->show_error(wp_kses_post($user_info->get_error_message()));
 			} else {
 
 				// Create application.
-				$user_info = json_decode( wp_remote_retrieve_body( $user_info ) );
+				$user_info = json_decode(wp_remote_retrieve_body($user_info));
 
-				if ( $sandbox ) {
-					wpinv_update_option( 'paypal_sandbox_email', sanitize_email( $user_info->emails[0]->value ) );
-					wpinv_update_option( 'paypal_sandbox_refresh_token', sanitize_text_field( urldecode( $data['refresh_token'] ) ) );
-					set_transient( 'getpaid_paypal_sandbox_access_token', sanitize_text_field( urldecode( $data['access_token'] ) ), (int) $data['expires_in'] );
-					getpaid_admin()->show_success( __( 'Successfully connected your PayPal sandbox account', 'invoicing' ) );
+				if ($sandbox) {
+					wpinv_update_option('paypal_sandbox_email', sanitize_email($user_info->emails[0]->value));
+					wpinv_update_option('paypal_sandbox_refresh_token', sanitize_text_field(urldecode($data['refresh_token'])));
+					set_transient('getpaid_paypal_sandbox_access_token', sanitize_text_field(urldecode($data['access_token'])), (int) $data['expires_in']);
+					getpaid_admin()->show_success(__('Successfully connected your PayPal sandbox account', 'invoicing'));
 				} else {
-					wpinv_update_option( 'paypal_email', sanitize_email( $user_info->emails[0]->value ) );
-					wpinv_update_option( 'paypal_refresh_token', sanitize_text_field( urldecode( $data['refresh_token'] ) ) );
-					set_transient( 'getpaid_paypal_access_token', sanitize_text_field( urldecode( $data['access_token'] ) ), (int) $data['expires_in'] );
-					getpaid_admin()->show_success( __( 'Successfully connected your PayPal account', 'invoicing' ) );
+					wpinv_update_option('paypal_email', sanitize_email($user_info->emails[0]->value));
+					wpinv_update_option('paypal_refresh_token', sanitize_text_field(urldecode($data['refresh_token'])));
+					set_transient('getpaid_paypal_access_token', sanitize_text_field(urldecode($data['access_token'])), (int) $data['expires_in']);
+					getpaid_admin()->show_success(__('Successfully connected your PayPal account', 'invoicing'));
 				}
 			}
 		}
 
-		$redirect = empty( $data['redirect'] ) ? admin_url( 'admin.php?page=wpinv-settings&tab=gateways&section=paypal' ) : urldecode( $data['redirect'] );
+		$redirect = empty($data['redirect']) ? admin_url('admin.php?page=wpinv-settings&tab=gateways&section=paypal') : urldecode($data['redirect']);
 
-		if ( isset( $data['step'] ) ) {
-			$redirect = add_query_arg( 'step', $data['step'], $redirect );
+		if (isset($data['step'])) {
+			$redirect = add_query_arg('step', $data['step'], $redirect);
 		}
-		wp_redirect( $redirect );
+		wp_redirect($redirect);
 		exit;
 	}
 

templates/payment-forms/elements/checkbox.php

Indentation +12 added lines, -12 removed lines

@@ -13,19 +13,19 @@
 $label_class = sanitize_key( preg_replace( '/[^A-Za-z0-9_-]/', '-', $label ) );
 
 if ( ! empty( $required ) ) {
-	$label .= "<span class='text-danger'> *</span>";
+    $label .= "<span class='text-danger'> *</span>";
 }
 
 aui()->input(
-	array(
-		'type'      => 'checkbox',
-		'name'      => esc_attr( $id ),
-		'id'        => esc_attr( $element_id ),
-		'required'  => ! empty( $required ),
-		'label'     => $label,
-		'value'     => esc_attr__( 'Yes', 'invoicing' ),
-		'help_text' => empty( $description ) ? '' : wp_kses_post( $description ),
-		'class'     => $label_class
-	),
-	true
+    array(
+        'type'      => 'checkbox',
+        'name'      => esc_attr( $id ),
+        'id'        => esc_attr( $element_id ),
+        'required'  => ! empty( $required ),
+        'label'     => $label,
+        'value'     => esc_attr__( 'Yes', 'invoicing' ),
+        'help_text' => empty( $description ) ? '' : wp_kses_post( $description ),
+        'class'     => $label_class
+    ),
+    true
 );

Spacing +9 added lines, -9 removed lines

@@ -7,24 +7,24 @@
  * @version 2.8.24
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
-$label = empty( $label ) ? '' : wp_kses_post( $label );
-$label_class = sanitize_key( preg_replace( '/[^A-Za-z0-9_-]/', '-', $label ) );
+$label = empty($label) ? '' : wp_kses_post($label);
+$label_class = sanitize_key(preg_replace('/[^A-Za-z0-9_-]/', '-', $label));
 
-if ( ! empty( $required ) ) {
+if (!empty($required)) {
 	$label .= "<span class='text-danger'> *</span>";
 }
 
 aui()->input(
 	array(
 		'type'      => 'checkbox',
-		'name'      => esc_attr( $id ),
-		'id'        => esc_attr( $element_id ),
-		'required'  => ! empty( $required ),
+		'name'      => esc_attr($id),
+		'id'        => esc_attr($element_id),
+		'required'  => !empty($required),
 		'label'     => $label,
-		'value'     => esc_attr__( 'Yes', 'invoicing' ),
-		'help_text' => empty( $description ) ? '' : wp_kses_post( $description ),
+		'value'     => esc_attr__('Yes', 'invoicing'),
+		'help_text' => empty($description) ? '' : wp_kses_post($description),
 		'class'     => $label_class
 	),
 	true