AyeCode / invoicing

includes/admin/register-settings.php

Spacing +396 added lines, -396 removed lines

@@ -6,7 +6,7 @@ 
  * @since   1.0.0
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Retrieves all default settings.
@@ -16,13 +16,13 @@ 
 function wpinv_get_settings() {
     $defaults = array();
 
-    foreach ( array_values( wpinv_get_registered_settings() ) as $tab_settings ) {
+    foreach (array_values(wpinv_get_registered_settings()) as $tab_settings) {
 
-        foreach ( array_values( $tab_settings ) as $section_settings ) {
+        foreach (array_values($tab_settings) as $section_settings) {
 
-            foreach ( $section_settings as $key => $setting ) {
-                if ( isset( $setting['std'] ) ) {
-                    $defaults[ $key ] = $setting['std'];
+            foreach ($section_settings as $key => $setting) {
+                if (isset($setting['std'])) {
+                    $defaults[$key] = $setting['std'];
                 }
             }
 
@@ -43,12 +43,12 @@ 
     global $wpinv_options;
 
     // Try fetching the saved options.
-    if ( ! is_array( $wpinv_options ) ) {
-        $wpinv_options = get_option( 'wpinv_settings' );
+    if (!is_array($wpinv_options)) {
+        $wpinv_options = get_option('wpinv_settings');
     }
 
     // If that fails, don't fetch the default settings to prevent a loop.
-    if ( ! is_array( $wpinv_options ) ) {
+    if (!is_array($wpinv_options)) {
         $wpinv_options = array();
     }
 
@@ -62,13 +62,13 @@ 
  * @param mixed $default The default value to use if the setting has not been set.
  * @return mixed
  */
-function wpinv_get_option( $key = '', $default = false ) {
+function wpinv_get_option($key = '', $default = false) {
 
     $options = wpinv_get_options();
-    $value   = isset( $options[ $key ] ) ? $options[ $key ] : $default;
-    $value   = apply_filters( 'wpinv_get_option', $value, $key, $default );
+    $value   = isset($options[$key]) ? $options[$key] : $default;
+    $value   = apply_filters('wpinv_get_option', $value, $key, $default);
 
-    return apply_filters( 'wpinv_get_option_' . $key, $value, $key, $default );
+    return apply_filters('wpinv_get_option_' . $key, $value, $key, $default);
 }
 
 /**
@@ -77,11 +77,11 @@ 
  * @param array $options the new options.
  * @return bool
  */
-function wpinv_update_options( $options ) {
+function wpinv_update_options($options) {
     global $wpinv_options;
 
     // update the option.
-    if ( is_array( $options ) && update_option( 'wpinv_settings', $options ) ) {
+    if (is_array($options) && update_option('wpinv_settings', $options)) {
         $wpinv_options = $options;
         return true;
     }
@@ -96,24 +96,24 @@ 
  * @param mixed $value The setting value.
  * @return bool
  */
-function wpinv_update_option( $key = '', $value = false ) {
+function wpinv_update_option($key = '', $value = false) {
 
     // If no key, exit.
-    if ( empty( $key ) ) {
+    if (empty($key)) {
         return false;
     }
 
     // Maybe delete the option instead.
-    if ( is_null( $value ) ) {
-        return wpinv_delete_option( $key );
+    if (is_null($value)) {
+        return wpinv_delete_option($key);
     }
 
     // Prepare the new options.
     $options         = wpinv_get_options();
-    $options[ $key ] = apply_filters( 'wpinv_update_option', $value, $key );
+    $options[$key] = apply_filters('wpinv_update_option', $value, $key);
 
     // Save the new options.
-    return wpinv_update_options( $options );
+    return wpinv_update_options($options);
 
 }
 
@@ -123,18 +123,18 @@ 
  * @param string $key the setting key.
  * @return bool
  */
-function wpinv_delete_option( $key = '' ) {
+function wpinv_delete_option($key = '') {
 
     // If no key, exit
-    if ( empty( $key ) ) {
+    if (empty($key)) {
         return false;
     }
 
     $options = wpinv_get_options();
 
-    if ( isset( $options[ $key ] ) ) {
-        unset( $options[ $key ] );
-        return wpinv_update_options( $options );
+    if (isset($options[$key])) {
+        unset($options[$key]);
+        return wpinv_update_options($options);
     }
 
     return true;
@@ -148,14 +148,14 @@ 
 function wpinv_register_settings() {
 
     // Loop through all tabs.
-    foreach ( wpinv_get_registered_settings() as $tab => $sections ) {
+    foreach (wpinv_get_registered_settings() as $tab => $sections) {
 
         // In each tab, loop through sections.
-        foreach ( $sections as $section => $settings ) {
+        foreach ($sections as $section => $settings) {
 
             // Check for backwards compatibility
-            $section_tabs = wpinv_get_settings_tab_sections( $tab );
-            if ( ! is_array( $section_tabs ) || ! array_key_exists( $section, $section_tabs ) ) {
+            $section_tabs = wpinv_get_settings_tab_sections($tab);
+            if (!is_array($section_tabs) || !array_key_exists($section, $section_tabs)) {
                 $section = 'main';
                 $settings = $sections;
             }
@@ -168,9 +168,9 @@ 
                 'wpinv_settings_' . $tab . '_' . $section
             );
 
-            foreach ( $settings as $option ) {
-                if ( ! empty( $option['id'] ) ) {
-                    wpinv_register_settings_option( $tab, $section, $option );
+            foreach ($settings as $option) {
+                if (!empty($option['id'])) {
+                    wpinv_register_settings_option($tab, $section, $option);
                 }
             }
 
@@ -178,9 +178,9 @@ 
     }
 
     // Creates our settings in the options table.
-    register_setting( 'wpinv_settings', 'wpinv_settings', 'wpinv_settings_sanitize' );
+    register_setting('wpinv_settings', 'wpinv_settings', 'wpinv_settings_sanitize');
 }
-add_action( 'admin_init', 'wpinv_register_settings' );
+add_action('admin_init', 'wpinv_register_settings');
 
 /**
  * Register a single settings option.
@@ -190,46 +190,46 @@ 
  * @param string $option
  * 
  */
-function wpinv_register_settings_option( $tab, $section, $option ) {
+function wpinv_register_settings_option($tab, $section, $option) {
 
-    $name    = isset( $option['name'] ) ? $option['name'] : '';
+    $name    = isset($option['name']) ? $option['name'] : '';
     $cb      = "wpinv_{$option['type']}_callback";
     $section = "wpinv_settings_{$tab}_$section";
 
-	if ( isset( $option['desc'] ) && ! empty( $option['help-tip'] ) ) {
-		$tip   = esc_attr( $option['desc'] );
+	if (isset($option['desc']) && !empty($option['help-tip'])) {
+		$tip   = esc_attr($option['desc']);
 		$name .= "<span class='dashicons dashicons-editor-help wpi-help-tip' title='$tip'></span>";
-		unset( $option['desc'] );
+		unset($option['desc']);
 	}
 
     // Loop through all tabs.
     add_settings_field(
         'wpinv_settings[' . $option['id'] . ']',
         $name,
-        function_exists( $cb ) ? $cb : 'wpinv_missing_callback',
+        function_exists($cb) ? $cb : 'wpinv_missing_callback',
         $section,
         $section,
         array(
             'section'     => $section,
-            'id'          => isset( $option['id'] )          ? $option['id']          : null,
-            'desc'        => isset( $option['desc'] )        ? $option['desc']        : '',
+            'id'          => isset($option['id']) ? $option['id'] : null,
+            'desc'        => isset($option['desc']) ? $option['desc'] : '',
             'name'        => $name,
-            'size'        => isset( $option['size'] )        ? $option['size']        : null,
-            'options'     => isset( $option['options'] )     ? $option['options']     : '',
-            'selected'    => isset( $option['selected'] )    ? $option['selected']    : null,
-            'std'         => isset( $option['std'] )         ? $option['std']         : '',
-            'min'         => isset( $option['min'] )         ? $option['min']         : null,
-            'max'         => isset( $option['max'] )         ? $option['max']         : null,
-            'step'        => isset( $option['step'] )        ? $option['step']        : null,
-            'placeholder' => isset( $option['placeholder'] ) ? $option['placeholder'] : null,
-            'allow_blank' => isset( $option['allow_blank'] ) ? $option['allow_blank'] : true,
-            'readonly'    => isset( $option['readonly'] )    ? $option['readonly']    : false,
-            'faux'        => isset( $option['faux'] )        ? $option['faux']        : false,
-            'onchange'    => isset( $option['onchange'] )   ? $option['onchange']     : '',
-            'custom'      => isset( $option['custom'] )     ? $option['custom']       : '',
-            'class'       => isset( $option['class'] )     ? $option['class']         : '',
-            'cols'        => isset( $option['cols'] ) && (int) $option['cols'] > 0 ? (int) $option['cols'] : 50,
-            'rows'        => isset( $option['rows'] ) && (int) $option['rows'] > 0 ? (int) $option['rows'] : 5,
+            'size'        => isset($option['size']) ? $option['size'] : null,
+            'options'     => isset($option['options']) ? $option['options'] : '',
+            'selected'    => isset($option['selected']) ? $option['selected'] : null,
+            'std'         => isset($option['std']) ? $option['std'] : '',
+            'min'         => isset($option['min']) ? $option['min'] : null,
+            'max'         => isset($option['max']) ? $option['max'] : null,
+            'step'        => isset($option['step']) ? $option['step'] : null,
+            'placeholder' => isset($option['placeholder']) ? $option['placeholder'] : null,
+            'allow_blank' => isset($option['allow_blank']) ? $option['allow_blank'] : true,
+            'readonly'    => isset($option['readonly']) ? $option['readonly'] : false,
+            'faux'        => isset($option['faux']) ? $option['faux'] : false,
+            'onchange'    => isset($option['onchange']) ? $option['onchange'] : '',
+            'custom'      => isset($option['custom']) ? $option['custom'] : '',
+            'class'       => isset($option['class']) ? $option['class'] : '',
+            'cols'        => isset($option['cols']) && (int) $option['cols'] > 0 ? (int) $option['cols'] : 50,
+            'rows'        => isset($option['rows']) && (int) $option['rows'] > 0 ? (int) $option['rows'] : 5,
         )
     );
 
@@ -241,7 +241,7 @@ 
  * @return array
  */
 function wpinv_get_registered_settings() {
-    return apply_filters( 'wpinv_registered_settings', wpinv_get_data( 'admin-settings' ) );
+    return apply_filters('wpinv_registered_settings', wpinv_get_data('admin-settings'));
 }
 
 /**
@@ -249,134 +249,134 @@ 
  * 
  * @return array
  */
-function wpinv_settings_sanitize( $input = array() ) {
+function wpinv_settings_sanitize($input = array()) {
 
     $wpinv_options = wpinv_get_options();
 
-    if ( empty( wp_get_raw_referer() ) ) {
+    if (empty(wp_get_raw_referer())) {
         return $input;
     }
 
-    wp_parse_str( wp_get_raw_referer(), $referrer );
+    wp_parse_str(wp_get_raw_referer(), $referrer);
 
     $settings = wpinv_get_registered_settings();
-    $tab      = isset( $referrer['tab'] ) ? $referrer['tab'] : 'general';
-    $section  = isset( $referrer['section'] ) ? $referrer['section'] : 'main';
+    $tab      = isset($referrer['tab']) ? $referrer['tab'] : 'general';
+    $section  = isset($referrer['section']) ? $referrer['section'] : 'main';
 
     $input = $input ? $input : array();
-    $input = apply_filters( 'wpinv_settings_tab_' . $tab . '_sanitize', $input );
-    $input = apply_filters( 'wpinv_settings_' . $tab . '-' . $section . '_sanitize', $input );
+    $input = apply_filters('wpinv_settings_tab_' . $tab . '_sanitize', $input);
+    $input = apply_filters('wpinv_settings_' . $tab . '-' . $section . '_sanitize', $input);
 
     // Loop through each setting being saved and pass it through a sanitization filter
-    foreach ( $input as $key => $value ) {
+    foreach ($input as $key => $value) {
 
         // Get the setting type (checkbox, select, etc)
-        $type = isset( $settings[ $tab ][$section][ $key ]['type'] ) ? $settings[ $tab ][$section][ $key ]['type'] : false;
+        $type = isset($settings[$tab][$section][$key]['type']) ? $settings[$tab][$section][$key]['type'] : false;
 
-        if ( $type ) {
+        if ($type) {
             // Field type specific filter
-            $input[$key] = apply_filters( 'wpinv_settings_sanitize_' . $type, $value, $key );
+            $input[$key] = apply_filters('wpinv_settings_sanitize_' . $type, $value, $key);
         }
 
         // General filter
-        $input[ $key ] = apply_filters( 'wpinv_settings_sanitize', $input[ $key ], $key );
+        $input[$key] = apply_filters('wpinv_settings_sanitize', $input[$key], $key);
     }
 
     // Loop through the whitelist and unset any that are empty for the tab being saved
-    $main_settings    = $section == 'main' ? $settings[ $tab ] : array(); // Check for extensions that aren't using new sections
-    $section_settings = ! empty( $settings[ $tab ][ $section ] ) ? $settings[ $tab ][ $section ] : array();
+    $main_settings    = $section == 'main' ? $settings[$tab] : array(); // Check for extensions that aren't using new sections
+    $section_settings = !empty($settings[$tab][$section]) ? $settings[$tab][$section] : array();
 
-    $found_settings = array_merge( $main_settings, $section_settings );
+    $found_settings = array_merge($main_settings, $section_settings);
 
-    if ( ! empty( $found_settings ) ) {
-        foreach ( $found_settings as $key => $value ) {
+    if (!empty($found_settings)) {
+        foreach ($found_settings as $key => $value) {
 
             // settings used to have numeric keys, now they have keys that match the option ID. This ensures both methods work
-            if ( is_numeric( $key ) ) {
+            if (is_numeric($key)) {
                 $key = $value['id'];
             }
 
-            if ( ! isset( $input[ $key ] ) && isset( $wpinv_options[ $key ] ) ) {
-                unset( $wpinv_options[ $key ] );
+            if (!isset($input[$key]) && isset($wpinv_options[$key])) {
+                unset($wpinv_options[$key]);
             }
         }
     }
 
     // Merge our new settings with the existing
-    $output = array_merge( $wpinv_options, $input );
+    $output = array_merge($wpinv_options, $input);
 
-    add_settings_error( 'wpinv-notices', '', __( 'Settings updated.', 'invoicing' ), 'updated' );
+    add_settings_error('wpinv-notices', '', __('Settings updated.', 'invoicing'), 'updated');
 
     return $output;
 }
 
-function wpinv_settings_sanitize_misc_accounting( $input ) {
+function wpinv_settings_sanitize_misc_accounting($input) {
 
-    if ( ! wpinv_current_user_can_manage_invoicing() ) {
+    if (!wpinv_current_user_can_manage_invoicing()) {
         return $input;
     }
 
-    if( ! empty( $input['enable_sequential'] ) && !wpinv_get_option( 'enable_sequential' ) ) {
+    if (!empty($input['enable_sequential']) && !wpinv_get_option('enable_sequential')) {
         // Shows an admin notice about upgrading previous order numbers
-        getpaid_session()->set( 'upgrade_sequential', '1' );
+        getpaid_session()->set('upgrade_sequential', '1');
     }
 
     return $input;
 }
-add_filter( 'wpinv_settings_misc-accounting_sanitize', 'wpinv_settings_sanitize_misc_accounting' );
+add_filter('wpinv_settings_misc-accounting_sanitize', 'wpinv_settings_sanitize_misc_accounting');
 
-function wpinv_settings_sanitize_tax_rates( $input ) {
-    if( ! wpinv_current_user_can_manage_invoicing() ) {
+function wpinv_settings_sanitize_tax_rates($input) {
+    if (!wpinv_current_user_can_manage_invoicing()) {
         return $input;
     }
 
-    $new_rates = !empty( $_POST['tax_rates'] ) ? array_values( $_POST['tax_rates'] ) : array();
+    $new_rates = !empty($_POST['tax_rates']) ? array_values($_POST['tax_rates']) : array();
 
     $tax_rates = array();
 
-    if ( !empty( $new_rates ) ) {
-        foreach ( $new_rates as $rate ) {
-            if ( isset( $rate['country'] ) && empty( $rate['country'] ) && empty( $rate['state'] ) ) {
+    if (!empty($new_rates)) {
+        foreach ($new_rates as $rate) {
+            if (isset($rate['country']) && empty($rate['country']) && empty($rate['state'])) {
                 continue;
             }
             
-            $rate['rate'] = wpinv_sanitize_amount( $rate['rate'], 4 );
+            $rate['rate'] = wpinv_sanitize_amount($rate['rate'], 4);
             
             $tax_rates[] = $rate;
         }
     }
 
-    update_option( 'wpinv_tax_rates', $tax_rates );
+    update_option('wpinv_tax_rates', $tax_rates);
 
     return $input;
 }
-add_filter( 'wpinv_settings_taxes-rates_sanitize', 'wpinv_settings_sanitize_tax_rates' );
+add_filter('wpinv_settings_taxes-rates_sanitize', 'wpinv_settings_sanitize_tax_rates');
 
-function wpinv_sanitize_text_field( $input ) {
-    return trim( $input );
+function wpinv_sanitize_text_field($input) {
+    return trim($input);
 }
-add_filter( 'wpinv_settings_sanitize_text', 'wpinv_sanitize_text_field' );
+add_filter('wpinv_settings_sanitize_text', 'wpinv_sanitize_text_field');
 
 function wpinv_get_settings_tabs() {
     $tabs             = array();
-    $tabs['general']  = __( 'General', 'invoicing' );
-    $tabs['gateways'] = __( 'Payment Gateways', 'invoicing' );
-    $tabs['taxes']    = __( 'Taxes', 'invoicing' );
-    $tabs['emails']   = __( 'Emails', 'invoicing' );
-    $tabs['privacy']  = __( 'Privacy', 'invoicing' );
-    $tabs['misc']     = __( 'Misc', 'invoicing' );
-    $tabs['tools']    = __( 'Tools', 'invoicing' );
-
-    return apply_filters( 'wpinv_settings_tabs', $tabs );
+    $tabs['general']  = __('General', 'invoicing');
+    $tabs['gateways'] = __('Payment Gateways', 'invoicing');
+    $tabs['taxes']    = __('Taxes', 'invoicing');
+    $tabs['emails']   = __('Emails', 'invoicing');
+    $tabs['privacy']  = __('Privacy', 'invoicing');
+    $tabs['misc']     = __('Misc', 'invoicing');
+    $tabs['tools']    = __('Tools', 'invoicing');
+
+    return apply_filters('wpinv_settings_tabs', $tabs);
 }
 
-function wpinv_get_settings_tab_sections( $tab = false ) {
+function wpinv_get_settings_tab_sections($tab = false) {
     $tabs     = false;
     $sections = wpinv_get_registered_settings_sections();
 
-    if( $tab && ! empty( $sections[ $tab ] ) ) {
-        $tabs = $sections[ $tab ];
-    } else if ( $tab ) {
+    if ($tab && !empty($sections[$tab])) {
+        $tabs = $sections[$tab];
+    } else if ($tab) {
         $tabs = false;
     }
 
@@ -386,150 +386,150 @@ 
 function wpinv_get_registered_settings_sections() {
     static $sections = false;
 
-    if ( false !== $sections ) {
+    if (false !== $sections) {
         return $sections;
     }
 
     $sections = array(
-        'general' => apply_filters( 'wpinv_settings_sections_general', array(
-            'main' => __( 'General Settings', 'invoicing' ),
-            'currency_section' => __( 'Currency Settings', 'invoicing' ),
-            'labels' => __( 'Label Texts', 'invoicing' ),
-        ) ),
-        'gateways' => apply_filters( 'wpinv_settings_sections_gateways', array(
-            'main' => __( 'Gateway Settings', 'invoicing' ),
-        ) ),
-        'taxes' => apply_filters( 'wpinv_settings_sections_taxes', array(
-            'main' => __( 'Tax Settings', 'invoicing' ),
-            'rates' => __( 'Tax Rates', 'invoicing' ),
-        ) ),
-        'emails' => apply_filters( 'wpinv_settings_sections_emails', array(
-            'main' => __( 'Email Settings', 'invoicing' ),
-        ) ),
-        'privacy' => apply_filters( 'wpinv_settings_sections_privacy', array(
-            'main' => __( 'Privacy policy', 'invoicing' ),
-        ) ),
-        'misc' => apply_filters( 'wpinv_settings_sections_misc', array(
-            'main' => __( 'Miscellaneous', 'invoicing' ),
-            'fields' => __( 'Fields Settings', 'invoicing' ),
-            'custom-css' => __( 'Custom CSS', 'invoicing' ),
-        ) ),
-        'tools' => apply_filters( 'wpinv_settings_sections_tools', array(
-            'main' => __( 'Diagnostic Tools', 'invoicing' ),
-        ) ),
+        'general' => apply_filters('wpinv_settings_sections_general', array(
+            'main' => __('General Settings', 'invoicing'),
+            'currency_section' => __('Currency Settings', 'invoicing'),
+            'labels' => __('Label Texts', 'invoicing'),
+        )),
+        'gateways' => apply_filters('wpinv_settings_sections_gateways', array(
+            'main' => __('Gateway Settings', 'invoicing'),
+        )),
+        'taxes' => apply_filters('wpinv_settings_sections_taxes', array(
+            'main' => __('Tax Settings', 'invoicing'),
+            'rates' => __('Tax Rates', 'invoicing'),
+        )),
+        'emails' => apply_filters('wpinv_settings_sections_emails', array(
+            'main' => __('Email Settings', 'invoicing'),
+        )),
+        'privacy' => apply_filters('wpinv_settings_sections_privacy', array(
+            'main' => __('Privacy policy', 'invoicing'),
+        )),
+        'misc' => apply_filters('wpinv_settings_sections_misc', array(
+            'main' => __('Miscellaneous', 'invoicing'),
+            'fields' => __('Fields Settings', 'invoicing'),
+            'custom-css' => __('Custom CSS', 'invoicing'),
+        )),
+        'tools' => apply_filters('wpinv_settings_sections_tools', array(
+            'main' => __('Diagnostic Tools', 'invoicing'),
+        )),
     );
 
-    $sections = apply_filters( 'wpinv_settings_sections', $sections );
+    $sections = apply_filters('wpinv_settings_sections', $sections);
 
     return $sections;
 }
 
-function wpinv_get_pages( $with_slug = false, $default_label = NULL ) {
+function wpinv_get_pages($with_slug = false, $default_label = NULL) {
 	$pages_options = array();
 
-	if( $default_label !== NULL && $default_label !== false ) {
-		$pages_options = array( '' => $default_label ); // Blank option
+	if ($default_label !== NULL && $default_label !== false) {
+		$pages_options = array('' => $default_label); // Blank option
 	}
 
 	$pages = get_pages();
-	if ( $pages ) {
-		foreach ( $pages as $page ) {
+	if ($pages) {
+		foreach ($pages as $page) {
 			$title = $with_slug ? $page->post_title . ' (' . $page->post_name . ')' : $page->post_title;
-            $pages_options[ $page->ID ] = $title;
+            $pages_options[$page->ID] = $title;
 		}
 	}
 
 	return $pages_options;
 }
 
-function wpinv_header_callback( $args ) {
-	if ( !empty( $args['desc'] ) ) {
+function wpinv_header_callback($args) {
+	if (!empty($args['desc'])) {
         echo $args['desc'];
     }
 }
 
-function wpinv_hidden_callback( $args ) {
+function wpinv_hidden_callback($args) {
 	global $wpinv_options;
 
-	if ( isset( $args['set_value'] ) ) {
+	if (isset($args['set_value'])) {
 		$value = $args['set_value'];
-	} elseif ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
+	} elseif (isset($wpinv_options[$args['id']])) {
+		$value = $wpinv_options[$args['id']];
 	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 	}
 
-	if ( isset( $args['faux'] ) && true === $args['faux'] ) {
+	if (isset($args['faux']) && true === $args['faux']) {
 		$args['readonly'] = true;
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 		$name  = '';
 	} else {
-		$name = 'name="wpinv_settings[' . esc_attr( $args['id'] ) . ']"';
+		$name = 'name="wpinv_settings[' . esc_attr($args['id']) . ']"';
 	}
 
-	$html = '<input type="hidden" id="wpinv_settings[' . wpinv_sanitize_key( $args['id'] ) . ']" ' . $name . ' value="' . esc_attr( stripslashes( $value ) ) . '" />';
+	$html = '<input type="hidden" id="wpinv_settings[' . wpinv_sanitize_key($args['id']) . ']" ' . $name . ' value="' . esc_attr(stripslashes($value)) . '" />';
     
 	echo $html;
 }
 
-function wpinv_checkbox_callback( $args ) {
+function wpinv_checkbox_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( isset( $args['faux'] ) && true === $args['faux'] ) {
+	if (isset($args['faux']) && true === $args['faux']) {
 		$name = '';
 	} else {
 		$name = 'name="wpinv_settings[' . $sanitize_id . ']"';
 	}
 
-	$std     = isset( $args['std'] ) ? $args['std'] : 0;
-	$value   = isset( $wpinv_options[ $args['id'] ] ) ? $wpinv_options[ $args['id'] ] : $std;
-	$checked = checked( empty( $value ), false, false );
+	$std     = isset($args['std']) ? $args['std'] : 0;
+	$value   = isset($wpinv_options[$args['id']]) ? $wpinv_options[$args['id']] : $std;
+	$checked = checked(empty($value), false, false);
 
 	$html = '<input type="checkbox" id="wpinv_settings[' . $sanitize_id . ']"' . $name . ' value="1" ' . $checked . '/>';
-	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 
 	echo $html;
 }
 
-function wpinv_multicheck_callback( $args ) {
+function wpinv_multicheck_callback($args) {
 	global $wpinv_options;
 
-	$sanitize_id = wpinv_sanitize_key( $args['id'] );
-	$class = !empty( $args['class'] ) ? ' ' . esc_attr( $args['class'] ) : '';
+	$sanitize_id = wpinv_sanitize_key($args['id']);
+	$class = !empty($args['class']) ? ' ' . esc_attr($args['class']) : '';
 
-	if ( ! empty( $args['options'] ) ) {
+	if (!empty($args['options'])) {
 
-		$std     = isset( $args['std'] ) ? $args['std'] : array();
-		$value   = isset( $wpinv_options[ $args['id'] ] ) ? $wpinv_options[ $args['id'] ] : $std;
+		$std     = isset($args['std']) ? $args['std'] : array();
+		$value   = isset($wpinv_options[$args['id']]) ? $wpinv_options[$args['id']] : $std;
 
 		echo '<div class="wpi-mcheck-rows wpi-mcheck-' . $sanitize_id . $class . '">';
-        foreach( $args['options'] as $key => $option ):
-			$sanitize_key = wpinv_sanitize_key( $key );
-			if ( in_array( $sanitize_key, $value ) ) { 
+        foreach ($args['options'] as $key => $option):
+			$sanitize_key = wpinv_sanitize_key($key);
+			if (in_array($sanitize_key, $value)) { 
 				$enabled = $sanitize_key;
 			} else { 
 				$enabled = NULL; 
 			}
-			echo '<div class="wpi-mcheck-row"><input name="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" id="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" type="checkbox" value="' . esc_attr( $sanitize_key ) . '" ' . checked( $sanitize_key, $enabled, false ) . '/>&nbsp;';
-			echo '<label for="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']">' . wp_kses_post( $option ) . '</label></div>';
+			echo '<div class="wpi-mcheck-row"><input name="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" id="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" type="checkbox" value="' . esc_attr($sanitize_key) . '" ' . checked($sanitize_key, $enabled, false) . '/>&nbsp;';
+			echo '<label for="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']">' . wp_kses_post($option) . '</label></div>';
 		endforeach;
 		echo '</div>';
 		echo '<p class="description">' . $args['desc'] . '</p>';
 	}
 }
 
-function wpinv_payment_icons_callback( $args ) {
+function wpinv_payment_icons_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( ! empty( $args['options'] ) ) {
-		foreach( $args['options'] as $key => $option ) {
-            $sanitize_key = wpinv_sanitize_key( $key );
+	if (!empty($args['options'])) {
+		foreach ($args['options'] as $key => $option) {
+            $sanitize_key = wpinv_sanitize_key($key);
             
-			if( isset( $wpinv_options[$args['id']][$key] ) ) {
+			if (isset($wpinv_options[$args['id']][$key])) {
 				$enabled = $option;
 			} else {
 				$enabled = NULL;
@@ -537,197 +537,197 @@ 
 
 			echo '<label for="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" style="margin-right:10px;line-height:16px;height:16px;display:inline-block;">';
 
-				echo '<input name="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" id="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" type="checkbox" value="' . esc_attr( $option ) . '" ' . checked( $option, $enabled, false ) . '/>&nbsp;';
+				echo '<input name="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" id="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" type="checkbox" value="' . esc_attr($option) . '" ' . checked($option, $enabled, false) . '/>&nbsp;';
 
-				if ( wpinv_string_is_image_url( $key ) ) {
-					echo '<img class="payment-icon" src="' . esc_url( $key ) . '" style="width:32px;height:24px;position:relative;top:6px;margin-right:5px;"/>';
+				if (wpinv_string_is_image_url($key)) {
+					echo '<img class="payment-icon" src="' . esc_url($key) . '" style="width:32px;height:24px;position:relative;top:6px;margin-right:5px;"/>';
 				} else {
-					$card = strtolower( str_replace( ' ', '', $option ) );
+					$card = strtolower(str_replace(' ', '', $option));
 
-					if ( has_filter( 'wpinv_accepted_payment_' . $card . '_image' ) ) {
-						$image = apply_filters( 'wpinv_accepted_payment_' . $card . '_image', '' );
+					if (has_filter('wpinv_accepted_payment_' . $card . '_image')) {
+						$image = apply_filters('wpinv_accepted_payment_' . $card . '_image', '');
 					} else {
-						$image       = wpinv_locate_template( 'images' . DIRECTORY_SEPARATOR . 'icons' . DIRECTORY_SEPARATOR . $card . '.gif', false );
+						$image       = wpinv_locate_template('images' . DIRECTORY_SEPARATOR . 'icons' . DIRECTORY_SEPARATOR . $card . '.gif', false);
 						$content_dir = WP_CONTENT_DIR;
 
-						if ( function_exists( 'wp_normalize_path' ) ) {
+						if (function_exists('wp_normalize_path')) {
 							// Replaces backslashes with forward slashes for Windows systems
-							$image = wp_normalize_path( $image );
-							$content_dir = wp_normalize_path( $content_dir );
+							$image = wp_normalize_path($image);
+							$content_dir = wp_normalize_path($content_dir);
 						}
 
-						$image = str_replace( $content_dir, content_url(), $image );
+						$image = str_replace($content_dir, content_url(), $image);
 					}
 
-					echo '<img class="payment-icon" src="' . esc_url( $image ) . '" style="width:32px;height:24px;position:relative;top:6px;margin-right:5px;"/>';
+					echo '<img class="payment-icon" src="' . esc_url($image) . '" style="width:32px;height:24px;position:relative;top:6px;margin-right:5px;"/>';
 				}
 			echo $option . '</label>';
 		}
-		echo '<p class="description" style="margin-top:16px;">' . wp_kses_post( $args['desc'] ) . '</p>';
+		echo '<p class="description" style="margin-top:16px;">' . wp_kses_post($args['desc']) . '</p>';
 	}
 }
 
-function wpinv_radio_callback( $args ) {
+function wpinv_radio_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
     
-    foreach ( $args['options'] as $key => $option ) :
-		$sanitize_key = wpinv_sanitize_key( $key );
+    foreach ($args['options'] as $key => $option) :
+		$sanitize_key = wpinv_sanitize_key($key);
         
         $checked = false;
 
-		if ( isset( $wpinv_options[ $args['id'] ] ) && $wpinv_options[ $args['id'] ] == $key )
+		if (isset($wpinv_options[$args['id']]) && $wpinv_options[$args['id']] == $key)
 			$checked = true;
-		elseif( isset( $args['std'] ) && $args['std'] == $key && ! isset( $wpinv_options[ $args['id'] ] ) )
+		elseif (isset($args['std']) && $args['std'] == $key && !isset($wpinv_options[$args['id']]))
 			$checked = true;
 
 		echo '<input name="wpinv_settings[' . $sanitize_id . ']" id="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" type="radio" value="' . $sanitize_key . '" ' . checked(true, $checked, false) . '/>&nbsp;';
-		echo '<label for="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']">' . esc_html( $option ) . '</label><br/>';
+		echo '<label for="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']">' . esc_html($option) . '</label><br/>';
 	endforeach;
 
-	echo '<p class="description">' . wp_kses_post( $args['desc'] ) . '</p>';
+	echo '<p class="description">' . wp_kses_post($args['desc']) . '</p>';
 }
 
-function wpinv_gateways_callback( $args ) {
+function wpinv_gateways_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	foreach ( $args['options'] as $key => $option ) :
-		$sanitize_key = wpinv_sanitize_key( $key );
+	foreach ($args['options'] as $key => $option) :
+		$sanitize_key = wpinv_sanitize_key($key);
         
-        if ( isset( $wpinv_options['gateways'][ $key ] ) )
+        if (isset($wpinv_options['gateways'][$key]))
 			$enabled = '1';
 		else
 			$enabled = null;
 
-		echo '<input name="wpinv_settings[' . esc_attr( $args['id'] ) . '][' . $sanitize_key . ']" id="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" type="checkbox" value="1" ' . checked('1', $enabled, false) . '/>&nbsp;';
-		echo '<label for="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']">' . esc_html( $option['admin_label'] ) . '</label><br/>';
+		echo '<input name="wpinv_settings[' . esc_attr($args['id']) . '][' . $sanitize_key . ']" id="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" type="checkbox" value="1" ' . checked('1', $enabled, false) . '/>&nbsp;';
+		echo '<label for="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']">' . esc_html($option['admin_label']) . '</label><br/>';
 	endforeach;
 }
 
 function wpinv_gateway_select_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
-    $class = !empty( $args['class'] ) ? ' ' . esc_attr( $args['class'] ) : '';
+    $sanitize_id = wpinv_sanitize_key($args['id']);
+    $class = !empty($args['class']) ? ' ' . esc_attr($args['class']) : '';
 
-	echo '<select name="wpinv_settings[' . $sanitize_id . ']"" id="wpinv_settings[' . $sanitize_id . ']" class="'.$class.'" >';
+	echo '<select name="wpinv_settings[' . $sanitize_id . ']"" id="wpinv_settings[' . $sanitize_id . ']" class="' . $class . '" >';
 
-	foreach ( $args['options'] as $key => $option ) :
-		if ( isset( $args['selected'] ) && $args['selected'] !== null && $args['selected'] !== false ) {
-            $selected = selected( $key, $args['selected'], false );
+	foreach ($args['options'] as $key => $option) :
+		if (isset($args['selected']) && $args['selected'] !== null && $args['selected'] !== false) {
+            $selected = selected($key, $args['selected'], false);
         } else {
-            $selected = isset( $wpinv_options[ $args['id'] ] ) ? selected( $key, $wpinv_options[$args['id']], false ) : '';
+            $selected = isset($wpinv_options[$args['id']]) ? selected($key, $wpinv_options[$args['id']], false) : '';
         }
-		echo '<option value="' . wpinv_sanitize_key( $key ) . '"' . $selected . '>' . esc_html( $option['admin_label'] ) . '</option>';
+		echo '<option value="' . wpinv_sanitize_key($key) . '"' . $selected . '>' . esc_html($option['admin_label']) . '</option>';
 	endforeach;
 
 	echo '</select>';
-	echo '<label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+	echo '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 }
 
-function wpinv_text_callback( $args ) {
+function wpinv_text_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
+	if (isset($wpinv_options[$args['id']])) {
+		$value = $wpinv_options[$args['id']];
 	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 	}
 
-	if ( isset( $args['faux'] ) && true === $args['faux'] ) {
+	if (isset($args['faux']) && true === $args['faux']) {
 		$args['readonly'] = true;
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 		$name  = '';
 	} else {
-		$name = 'name="wpinv_settings[' . esc_attr( $args['id'] ) . ']"';
+		$name = 'name="wpinv_settings[' . esc_attr($args['id']) . ']"';
 	}
-	$class = !empty( $args['class'] ) ? sanitize_html_class( $args['class'] ) : '';
+	$class = !empty($args['class']) ? sanitize_html_class($args['class']) : '';
 
 	$readonly = $args['readonly'] === true ? ' readonly="readonly"' : '';
-	$size     = ( isset( $args['size'] ) && ! is_null( $args['size'] ) ) ? $args['size'] : 'regular';
-	$html     = '<input type="text" class="' . sanitize_html_class( $size ) . '-text ' . $class . '" id="wpinv_settings[' . $sanitize_id . ']" ' . $name . ' value="' . esc_attr( stripslashes( $value ) ) . '"' . $readonly . '/>';
-	$html    .= '<br /><label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+	$size     = (isset($args['size']) && !is_null($args['size'])) ? $args['size'] : 'regular';
+	$html     = '<input type="text" class="' . sanitize_html_class($size) . '-text ' . $class . '" id="wpinv_settings[' . $sanitize_id . ']" ' . $name . ' value="' . esc_attr(stripslashes($value)) . '"' . $readonly . '/>';
+	$html    .= '<br /><label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 
 	echo $html;
 }
 
-function wpinv_number_callback( $args ) {
+function wpinv_number_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
+	if (isset($wpinv_options[$args['id']])) {
+		$value = $wpinv_options[$args['id']];
 	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 	}
 
-	if ( isset( $args['faux'] ) && true === $args['faux'] ) {
+	if (isset($args['faux']) && true === $args['faux']) {
 		$args['readonly'] = true;
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 		$name  = '';
 	} else {
-		$name = 'name="wpinv_settings[' . esc_attr( $args['id'] ) . ']"';
+		$name = 'name="wpinv_settings[' . esc_attr($args['id']) . ']"';
 	}
 
-	$max  = isset( $args['max'] ) ? $args['max'] : 999999;
-	$min  = isset( $args['min'] ) ? $args['min'] : 0;
-	$step = isset( $args['step'] ) ? $args['step'] : 1;
-	$class = !empty( $args['class'] ) ? sanitize_html_class( $args['class'] ) : '';
+	$max  = isset($args['max']) ? $args['max'] : 999999;
+	$min  = isset($args['min']) ? $args['min'] : 0;
+	$step = isset($args['step']) ? $args['step'] : 1;
+	$class = !empty($args['class']) ? sanitize_html_class($args['class']) : '';
 
-	$size = ( isset( $args['size'] ) && ! is_null( $args['size'] ) ) ? $args['size'] : 'regular';
-	$html = '<input type="number" step="' . esc_attr( $step ) . '" max="' . esc_attr( $max ) . '" min="' . esc_attr( $min ) . '" class="' . sanitize_html_class( $size ) . '-text ' . $class . '" id="wpinv_settings[' . $sanitize_id . ']" ' . $name . ' value="' . esc_attr( stripslashes( $value ) ) . '"/>';
-	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+	$size = (isset($args['size']) && !is_null($args['size'])) ? $args['size'] : 'regular';
+	$html = '<input type="number" step="' . esc_attr($step) . '" max="' . esc_attr($max) . '" min="' . esc_attr($min) . '" class="' . sanitize_html_class($size) . '-text ' . $class . '" id="wpinv_settings[' . $sanitize_id . ']" ' . $name . ' value="' . esc_attr(stripslashes($value)) . '"/>';
+	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 
 	echo $html;
 }
 
-function wpinv_textarea_callback( $args ) {
+function wpinv_textarea_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
+	if (isset($wpinv_options[$args['id']])) {
+		$value = $wpinv_options[$args['id']];
 	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 	}
     
-    $size = ( isset( $args['size'] ) && ! is_null( $args['size'] ) ) ? $args['size'] : 'regular';
-    $class = ( isset( $args['class'] ) && ! is_null( $args['class'] ) ) ? $args['class'] : 'large-text';
+    $size = (isset($args['size']) && !is_null($args['size'])) ? $args['size'] : 'regular';
+    $class = (isset($args['class']) && !is_null($args['class'])) ? $args['class'] : 'large-text';
 
-	$html = '<textarea class="' . sanitize_html_class( $class ) . ' txtarea-' . sanitize_html_class( $size ) . ' wpi-' . esc_attr( sanitize_html_class( $sanitize_id ) ) . ' " cols="' . $args['cols'] . '" rows="' . $args['rows'] . '" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']">' . esc_textarea( stripslashes( $value ) ) . '</textarea>';
-	$html .= '<br /><label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+	$html = '<textarea class="' . sanitize_html_class($class) . ' txtarea-' . sanitize_html_class($size) . ' wpi-' . esc_attr(sanitize_html_class($sanitize_id)) . ' " cols="' . $args['cols'] . '" rows="' . $args['rows'] . '" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr($args['id']) . ']">' . esc_textarea(stripslashes($value)) . '</textarea>';
+	$html .= '<br /><label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 
 	echo $html;
 }
 
-function wpinv_password_callback( $args ) {
+function wpinv_password_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
+	if (isset($wpinv_options[$args['id']])) {
+		$value = $wpinv_options[$args['id']];
 	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 	}
 
-	$size = ( isset( $args['size'] ) && ! is_null( $args['size'] ) ) ? $args['size'] : 'regular';
-	$html = '<input type="password" class="' . sanitize_html_class( $size ) . '-text" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']" value="' . esc_attr( $value ) . '"/>';
-	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post( $args['desc'] ) . '</label>';
+	$size = (isset($args['size']) && !is_null($args['size'])) ? $args['size'] : 'regular';
+	$html = '<input type="password" class="' . sanitize_html_class($size) . '-text" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr($args['id']) . ']" value="' . esc_attr($value) . '"/>';
+	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 
 	echo $html;
 }
 
 function wpinv_missing_callback($args) {
 	printf(
-		__( 'The callback function used for the %s setting is missing.', 'invoicing' ),
+		__('The callback function used for the %s setting is missing.', 'invoicing'),
 		'<strong>' . $args['id'] . '</strong>'
 	);
 }
@@ -735,134 +735,134 @@ 
 function wpinv_select_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
+	if (isset($wpinv_options[$args['id']])) {
+		$value = $wpinv_options[$args['id']];
 	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 	}
     
-    if ( isset( $args['selected'] ) && $args['selected'] !== null && $args['selected'] !== false ) {
+    if (isset($args['selected']) && $args['selected'] !== null && $args['selected'] !== false) {
         $value = $args['selected'];
     }
 
-	if ( isset( $args['placeholder'] ) ) {
+	if (isset($args['placeholder'])) {
 		$placeholder = $args['placeholder'];
 	} else {
 		$placeholder = '';
 	}
     
-    if( !empty( $args['onchange'] ) ) {
-        $onchange = ' onchange="' . esc_attr( $args['onchange'] ) . '"';
+    if (!empty($args['onchange'])) {
+        $onchange = ' onchange="' . esc_attr($args['onchange']) . '"';
     } else {
         $onchange = '';
     }
 
-    $class = !empty( $args['class'] ) ? ' ' . esc_attr( $args['class'] ) : '';
+    $class = !empty($args['class']) ? ' ' . esc_attr($args['class']) : '';
 
-	$html = '<select id="wpinv_settings[' . $sanitize_id . ']" class="'.$class.'"  name="wpinv_settings[' . esc_attr( $args['id'] ) . ']" data-placeholder="' . esc_html( $placeholder ) . '"' . $onchange . ' />';
+	$html = '<select id="wpinv_settings[' . $sanitize_id . ']" class="' . $class . '"  name="wpinv_settings[' . esc_attr($args['id']) . ']" data-placeholder="' . esc_html($placeholder) . '"' . $onchange . ' />';
 
-	foreach ( $args['options'] as $option => $name ) {
-		$selected = selected( $option, $value, false );
-		$html .= '<option value="' . esc_attr( $option ) . '" ' . $selected . '>' . esc_html( $name ) . '</option>';
+	foreach ($args['options'] as $option => $name) {
+		$selected = selected($option, $value, false);
+		$html .= '<option value="' . esc_attr($option) . '" ' . $selected . '>' . esc_html($name) . '</option>';
 	}
 
 	$html .= '</select>';
-	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post( $args['desc'] ) . '</label>';
+	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 
 	echo $html;
 }
 
-function wpinv_color_select_callback( $args ) {
+function wpinv_color_select_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
+	if (isset($wpinv_options[$args['id']])) {
+		$value = $wpinv_options[$args['id']];
 	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 	}
 
-	$html = '<select id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']"/>';
+	$html = '<select id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr($args['id']) . ']"/>';
 
-	foreach ( $args['options'] as $option => $color ) {
-		$selected = selected( $option, $value, false );
-		$html .= '<option value="' . esc_attr( $option ) . '" ' . $selected . '>' . esc_html( $color['label'] ) . '</option>';
+	foreach ($args['options'] as $option => $color) {
+		$selected = selected($option, $value, false);
+		$html .= '<option value="' . esc_attr($option) . '" ' . $selected . '>' . esc_html($color['label']) . '</option>';
 	}
 
 	$html .= '</select>';
-	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 
 	echo $html;
 }
 
-function wpinv_rich_editor_callback( $args ) {
+function wpinv_rich_editor_callback($args) {
 	global $wpinv_options, $wp_version;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
+	if (isset($wpinv_options[$args['id']])) {
+		$value = $wpinv_options[$args['id']];
 
-		if( empty( $args['allow_blank'] ) && empty( $value ) ) {
-			$value = isset( $args['std'] ) ? $args['std'] : '';
+		if (empty($args['allow_blank']) && empty($value)) {
+			$value = isset($args['std']) ? $args['std'] : '';
 		}
 	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 	}
 
-	$rows = isset( $args['size'] ) ? $args['size'] : 20;
+	$rows = isset($args['size']) ? $args['size'] : 20;
 
 	$html = '<div class="getpaid-settings-editor-input">';
-	if ( $wp_version >= 3.3 && function_exists( 'wp_editor' ) ) {
+	if ($wp_version >= 3.3 && function_exists('wp_editor')) {
 		ob_start();
-		wp_editor( stripslashes( $value ), 'wpinv_settings_' . esc_attr( $args['id'] ), array( 'textarea_name' => 'wpinv_settings[' . esc_attr( $args['id'] ) . ']', 'textarea_rows' => absint( $rows ), 'media_buttons' => false ) );
+		wp_editor(stripslashes($value), 'wpinv_settings_' . esc_attr($args['id']), array('textarea_name' => 'wpinv_settings[' . esc_attr($args['id']) . ']', 'textarea_rows' => absint($rows), 'media_buttons' => false));
 		$html .= ob_get_clean();
 	} else {
-		$html .= '<textarea class="large-text" rows="10" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']" class="wpi-' . esc_attr( sanitize_html_class( $args['id'] ) ) . '">' . esc_textarea( stripslashes( $value ) ) . '</textarea>';
+		$html .= '<textarea class="large-text" rows="10" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr($args['id']) . ']" class="wpi-' . esc_attr(sanitize_html_class($args['id'])) . '">' . esc_textarea(stripslashes($value)) . '</textarea>';
 	}
 
-	$html .= '</div><br/><label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post( $args['desc'] ) . '</label>';
+	$html .= '</div><br/><label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 
 	echo $html;
 }
 
-function wpinv_upload_callback( $args ) {
+function wpinv_upload_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
+	if (isset($wpinv_options[$args['id']])) {
 		$value = $wpinv_options[$args['id']];
 	} else {
 		$value = isset($args['std']) ? $args['std'] : '';
 	}
 
-	$size = ( isset( $args['size'] ) && ! is_null( $args['size'] ) ) ? $args['size'] : 'regular';
-	$html = '<input type="text" class="' . sanitize_html_class( $size ) . '-text" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']" value="' . esc_attr( stripslashes( $value ) ) . '"/>';
-	$html .= '<span>&nbsp;<input type="button" class="wpinv_settings_upload_button button-secondary" value="' . __( 'Upload File', 'invoicing' ) . '"/></span>';
-	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post( $args['desc'] ) . '</label>';
+	$size = (isset($args['size']) && !is_null($args['size'])) ? $args['size'] : 'regular';
+	$html = '<input type="text" class="' . sanitize_html_class($size) . '-text" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr($args['id']) . ']" value="' . esc_attr(stripslashes($value)) . '"/>';
+	$html .= '<span>&nbsp;<input type="button" class="wpinv_settings_upload_button button-secondary" value="' . __('Upload File', 'invoicing') . '"/></span>';
+	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 
 	echo $html;
 }
 
-function wpinv_color_callback( $args ) {
+function wpinv_color_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
+	if (isset($wpinv_options[$args['id']])) {
+		$value = $wpinv_options[$args['id']];
 	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 	}
 
-	$default = isset( $args['std'] ) ? $args['std'] : '';
+	$default = isset($args['std']) ? $args['std'] : '';
 
-	$html = '<input type="text" class="wpinv-color-picker" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']" value="' . esc_attr( $value ) . '" data-default-color="' . esc_attr( $default ) . '" />';
-	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+	$html = '<input type="text" class="wpinv-color-picker" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr($args['id']) . ']" value="' . esc_attr($value) . '" data-default-color="' . esc_attr($default) . '" />';
+	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 
 	echo $html;
 }
@@ -870,9 +870,9 @@ 
 function wpinv_country_states_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( isset( $args['placeholder'] ) ) {
+	if (isset($args['placeholder'])) {
 		$placeholder = $args['placeholder'];
 	} else {
 		$placeholder = '';
@@ -880,16 +880,16 @@ 
 
 	$states = wpinv_get_country_states();
 
-	$class = empty( $states ) ? ' class="wpinv-no-states"' : ' class="wpi_select2"';
-	$html = '<select id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']"' . $class . 'data-placeholder="' . esc_html( $placeholder ) . '"/>';
+	$class = empty($states) ? ' class="wpinv-no-states"' : ' class="wpi_select2"';
+	$html = '<select id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr($args['id']) . ']"' . $class . 'data-placeholder="' . esc_html($placeholder) . '"/>';
 
-	foreach ( $states as $option => $name ) {
-		$selected = isset( $wpinv_options[ $args['id'] ] ) ? selected( $option, $wpinv_options[$args['id']], false ) : '';
-		$html .= '<option value="' . esc_attr( $option ) . '" ' . $selected . '>' . esc_html( $name ) . '</option>';
+	foreach ($states as $option => $name) {
+		$selected = isset($wpinv_options[$args['id']]) ? selected($option, $wpinv_options[$args['id']], false) : '';
+		$html .= '<option value="' . esc_attr($option) . '" ' . $selected . '>' . esc_html($name) . '</option>';
 	}
 
 	$html .= '</select>';
-	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 
 	echo $html;
 }
@@ -904,96 +904,96 @@ 
 	<table id="wpinv_tax_rates" class="wp-list-table widefat fixed posts">
 		<thead>
 			<tr>
-				<th scope="col" class="wpinv_tax_country"><?php _e( 'Country', 'invoicing' ); ?></th>
-				<th scope="col" class="wpinv_tax_state"><?php _e( 'State / Province', 'invoicing' ); ?></th>
-                <th scope="col" class="wpinv_tax_global" title="<?php esc_attr_e( 'Apply rate to whole country, regardless of state / province', 'invoicing' ); ?>"><?php _e( 'Country Wide', 'invoicing' ); ?></th>
-                <th scope="col" class="wpinv_tax_rate"><?php _e( 'Rate %', 'invoicing' ); ?></th> 
-                <th scope="col" class="wpinv_tax_name"><?php _e( 'Tax Name', 'invoicing' ); ?></th>
-				<th scope="col" class="wpinv_tax_action"><?php _e( 'Remove', 'invoicing' ); ?></th>
+				<th scope="col" class="wpinv_tax_country"><?php _e('Country', 'invoicing'); ?></th>
+				<th scope="col" class="wpinv_tax_state"><?php _e('State / Province', 'invoicing'); ?></th>
+                <th scope="col" class="wpinv_tax_global" title="<?php esc_attr_e('Apply rate to whole country, regardless of state / province', 'invoicing'); ?>"><?php _e('Country Wide', 'invoicing'); ?></th>
+                <th scope="col" class="wpinv_tax_rate"><?php _e('Rate %', 'invoicing'); ?></th> 
+                <th scope="col" class="wpinv_tax_name"><?php _e('Tax Name', 'invoicing'); ?></th>
+				<th scope="col" class="wpinv_tax_action"><?php _e('Remove', 'invoicing'); ?></th>
 			</tr>
 		</thead>
         <tbody>
-		<?php if( !empty( $rates ) ) : ?>
-			<?php foreach( $rates as $key => $rate ) : ?>
+		<?php if (!empty($rates)) : ?>
+			<?php foreach ($rates as $key => $rate) : ?>
             <?php 
-            $sanitized_key = wpinv_sanitize_key( $key );
+            $sanitized_key = wpinv_sanitize_key($key);
             ?>
 			<tr>
 				<td class="wpinv_tax_country">
 					<?php
-					echo wpinv_html_select( array(
-						'options'          => wpinv_get_country_list( true ),
+					echo wpinv_html_select(array(
+						'options'          => wpinv_get_country_list(true),
 						'name'             => 'tax_rates[' . $sanitized_key . '][country]',
                         'id'               => 'tax_rates[' . $sanitized_key . '][country]',
 						'selected'         => $rate['country'],
 						'show_option_all'  => false,
 						'show_option_none' => false,
 						'class'            => 'wpinv-tax-country wpi_select2',
-						'placeholder'      => __( 'Choose a country', 'invoicing' )
-					) );
+						'placeholder'      => __('Choose a country', 'invoicing')
+					));
 					?>
 				</td>
 				<td class="wpinv_tax_state">
 					<?php
-					$states = wpinv_get_country_states( $rate['country'] );
-					if( !empty( $states ) ) {
-						echo wpinv_html_select( array(
-							'options'          => array_merge( array( '' => '' ), $states ),
+					$states = wpinv_get_country_states($rate['country']);
+					if (!empty($states)) {
+						echo wpinv_html_select(array(
+							'options'          => array_merge(array('' => ''), $states),
 							'name'             => 'tax_rates[' . $sanitized_key . '][state]',
                             'id'               => 'tax_rates[' . $sanitized_key . '][state]',
 							'selected'         => $rate['state'],
 							'show_option_all'  => false,
 							'show_option_none' => false,
                             'class'            => 'wpi_select2',
-							'placeholder'      => __( 'Choose a state', 'invoicing' )
-						) );
+							'placeholder'      => __('Choose a state', 'invoicing')
+						));
 					} else {
-						echo wpinv_html_text( array(
+						echo wpinv_html_text(array(
 							'name'  => 'tax_rates[' . $sanitized_key . '][state]', $rate['state'],
-							'value' => ! empty( $rate['state'] ) ? $rate['state'] : '',
+							'value' => !empty($rate['state']) ? $rate['state'] : '',
                             'id'    => 'tax_rates[' . $sanitized_key . '][state]',
-						) );
+						));
 					}
 					?>
 				</td>
 				<td class="wpinv_tax_global">
-					<input type="checkbox" name="tax_rates[<?php echo $sanitized_key; ?>][global]" id="tax_rates[<?php echo $sanitized_key; ?>][global]" value="1"<?php checked( true, ! empty( $rate['global'] ) ); ?>/>
-					<label for="tax_rates[<?php echo $sanitized_key; ?>][global]"><?php _e( 'Apply to whole country', 'invoicing' ); ?></label>
+					<input type="checkbox" name="tax_rates[<?php echo $sanitized_key; ?>][global]" id="tax_rates[<?php echo $sanitized_key; ?>][global]" value="1"<?php checked(true, !empty($rate['global'])); ?>/>
+					<label for="tax_rates[<?php echo $sanitized_key; ?>][global]"><?php _e('Apply to whole country', 'invoicing'); ?></label>
 				</td>
-				<td class="wpinv_tax_rate"><input type="number" class="small-text" step="any" min="0" max="99" name="tax_rates[<?php echo $sanitized_key; ?>][rate]" value="<?php echo esc_html( $rate['rate'] ); ?>"/></td>
-                <td class="wpinv_tax_name"><input type="text" class="regular-text" name="tax_rates[<?php echo $sanitized_key; ?>][name]" value="<?php echo esc_html( $rate['name'] ); ?>"/></td>
-				<td class="wpinv_tax_action"><span class="wpinv_remove_tax_rate button-secondary"><?php _e( 'Remove Rate', 'invoicing' ); ?></span></td>
+				<td class="wpinv_tax_rate"><input type="number" class="small-text" step="any" min="0" max="99" name="tax_rates[<?php echo $sanitized_key; ?>][rate]" value="<?php echo esc_html($rate['rate']); ?>"/></td>
+                <td class="wpinv_tax_name"><input type="text" class="regular-text" name="tax_rates[<?php echo $sanitized_key; ?>][name]" value="<?php echo esc_html($rate['name']); ?>"/></td>
+				<td class="wpinv_tax_action"><span class="wpinv_remove_tax_rate button-secondary"><?php _e('Remove Rate', 'invoicing'); ?></span></td>
 			</tr>
 			<?php endforeach; ?>
 		<?php else : ?>
 			<tr>
 				<td class="wpinv_tax_country">
 					<?php
-					echo wpinv_html_select( array(
-						'options'          => wpinv_get_country_list( true ),
+					echo wpinv_html_select(array(
+						'options'          => wpinv_get_country_list(true),
 						'name'             => 'tax_rates[0][country]',
 						'show_option_all'  => false,
 						'show_option_none' => false,
 						'class'            => 'wpinv-tax-country wpi_select2',
-						'placeholder'      => __( 'Choose a country', 'invoicing' )
-					) ); ?>
+						'placeholder'      => __('Choose a country', 'invoicing')
+					)); ?>
 				</td>
 				<td class="wpinv_tax_state">
-					<?php echo wpinv_html_text( array(
+					<?php echo wpinv_html_text(array(
 						'name' => 'tax_rates[0][state]'
-					) ); ?>
+					)); ?>
 				</td>
 				<td class="wpinv_tax_global">
 					<input type="checkbox" name="tax_rates[0][global]" id="tax_rates[0][global]" value="1"/>
-					<label for="tax_rates[0][global]"><?php _e( 'Apply to whole country', 'invoicing' ); ?></label>
+					<label for="tax_rates[0][global]"><?php _e('Apply to whole country', 'invoicing'); ?></label>
 				</td>
-				<td class="wpinv_tax_rate"><input type="number" class="small-text" step="any" min="0" max="99" name="tax_rates[0][rate]" placeholder="<?php echo (float)wpinv_get_option( 'tax_rate', 0 ) ;?>" value="<?php echo (float)wpinv_get_option( 'tax_rate', 0 ) ;?>"/></td>
+				<td class="wpinv_tax_rate"><input type="number" class="small-text" step="any" min="0" max="99" name="tax_rates[0][rate]" placeholder="<?php echo (float) wpinv_get_option('tax_rate', 0); ?>" value="<?php echo (float) wpinv_get_option('tax_rate', 0); ?>"/></td>
                 <td class="wpinv_tax_name"><input type="text" class="regular-text" name="tax_rates[0][name]" /></td>
-				<td><span class="wpinv_remove_tax_rate button-secondary"><?php _e( 'Remove Rate', 'invoicing' ); ?></span></td>
+				<td><span class="wpinv_remove_tax_rate button-secondary"><?php _e('Remove Rate', 'invoicing'); ?></span></td>
 			</tr>
 		<?php endif; ?>
         </tbody>
-        <tfoot><tr><td colspan="5"></td><td class="wpinv_tax_action"><span class="button-secondary" id="wpinv_add_tax_rate"><?php _e( 'Add Tax Rate', 'invoicing' ); ?></span></td></tr></tfoot>
+        <tfoot><tr><td colspan="5"></td><td class="wpinv_tax_action"><span class="button-secondary" id="wpinv_add_tax_rate"><?php _e('Add Tax Rate', 'invoicing'); ?></span></td></tr></tfoot>
 	</table>
 	<?php
 	echo ob_get_clean();
@@ -1004,76 +1004,76 @@ 
     ob_start(); ?>
     </td><tr>
     <td colspan="2" class="wpinv_tools_tdbox">
-    <?php if ( $args['desc'] ) { ?><p><?php echo $args['desc']; ?></p><?php } ?>
-    <?php do_action( 'wpinv_tools_before' ); ?>
+    <?php if ($args['desc']) { ?><p><?php echo $args['desc']; ?></p><?php } ?>
+    <?php do_action('wpinv_tools_before'); ?>
     <table id="wpinv_tools_table" class="wp-list-table widefat fixed posts">
         <thead>
             <tr>
-                <th scope="col" class="wpinv-th-tool"><?php _e( 'Tool', 'invoicing' ); ?></th>
-                <th scope="col" class="wpinv-th-desc"><?php _e( 'Description', 'invoicing' ); ?></th>
-                <th scope="col" class="wpinv-th-action"><?php _e( 'Action', 'invoicing' ); ?></th>
+                <th scope="col" class="wpinv-th-tool"><?php _e('Tool', 'invoicing'); ?></th>
+                <th scope="col" class="wpinv-th-desc"><?php _e('Description', 'invoicing'); ?></th>
+                <th scope="col" class="wpinv-th-action"><?php _e('Action', 'invoicing'); ?></th>
             </tr>
         </thead>
-            <?php do_action( 'wpinv_tools_row' ); ?>
+            <?php do_action('wpinv_tools_row'); ?>
         <tbody>
         </tbody>
     </table>
-    <?php do_action( 'wpinv_tools_after' ); ?>
+    <?php do_action('wpinv_tools_after'); ?>
     <?php
     echo ob_get_clean();
 }
 
-function wpinv_descriptive_text_callback( $args ) {
-	echo wp_kses_post( $args['desc'] );
+function wpinv_descriptive_text_callback($args) {
+	echo wp_kses_post($args['desc']);
 }
 
-function wpinv_hook_callback( $args ) {
-	do_action( 'wpinv_' . $args['id'], $args );
+function wpinv_hook_callback($args) {
+	do_action('wpinv_' . $args['id'], $args);
 }
 
 function wpinv_set_settings_cap() {
 	return wpinv_get_capability();
 }
-add_filter( 'option_page_capability_wpinv_settings', 'wpinv_set_settings_cap' );
+add_filter('option_page_capability_wpinv_settings', 'wpinv_set_settings_cap');
 
-function wpinv_settings_sanitize_input( $value, $key ) {
-    if ( $key == 'tax_rate' || $key == 'eu_fallback_rate' ) {
-        $value = wpinv_sanitize_amount( $value, 4 );
+function wpinv_settings_sanitize_input($value, $key) {
+    if ($key == 'tax_rate' || $key == 'eu_fallback_rate') {
+        $value = wpinv_sanitize_amount($value, 4);
         $value = $value >= 100 ? 99 : $value;
     }
         
     return $value;
 }
-add_filter( 'wpinv_settings_sanitize', 'wpinv_settings_sanitize_input', 10, 2 );
+add_filter('wpinv_settings_sanitize', 'wpinv_settings_sanitize_input', 10, 2);
 
-function wpinv_on_update_settings( $old_value, $value, $option ) {
-    $old = !empty( $old_value['remove_data_on_unistall'] ) ? 1 : '';
-    $new = !empty( $value['remove_data_on_unistall'] ) ? 1 : '';
+function wpinv_on_update_settings($old_value, $value, $option) {
+    $old = !empty($old_value['remove_data_on_unistall']) ? 1 : '';
+    $new = !empty($value['remove_data_on_unistall']) ? 1 : '';
     
-    if ( $old != $new ) {
-        update_option( 'wpinv_remove_data_on_invoice_unistall', $new );
+    if ($old != $new) {
+        update_option('wpinv_remove_data_on_invoice_unistall', $new);
     }
 }
-add_action( 'update_option_wpinv_settings', 'wpinv_on_update_settings', 10, 3 );
-add_action( 'wpinv_settings_tab_bottom_emails_new_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2 );
-add_action( 'wpinv_settings_tab_bottom_emails_cancelled_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2 );
-add_action( 'wpinv_settings_tab_bottom_emails_failed_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2 );
-add_action( 'wpinv_settings_tab_bottom_emails_onhold_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2 );
-add_action( 'wpinv_settings_tab_bottom_emails_processing_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2 );
-add_action( 'wpinv_settings_tab_bottom_emails_completed_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2 );
-add_action( 'wpinv_settings_tab_bottom_emails_refunded_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2 );
-add_action( 'wpinv_settings_tab_bottom_emails_user_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2 );
-add_action( 'wpinv_settings_tab_bottom_emails_user_note', 'wpinv_settings_tab_bottom_emails', 10, 2 );
-add_action( 'wpinv_settings_tab_bottom_emails_overdue', 'wpinv_settings_tab_bottom_emails', 10, 2 );
-
-function wpinv_settings_tab_bottom_emails( $active_tab, $section ) {
+add_action('update_option_wpinv_settings', 'wpinv_on_update_settings', 10, 3);
+add_action('wpinv_settings_tab_bottom_emails_new_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2);
+add_action('wpinv_settings_tab_bottom_emails_cancelled_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2);
+add_action('wpinv_settings_tab_bottom_emails_failed_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2);
+add_action('wpinv_settings_tab_bottom_emails_onhold_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2);
+add_action('wpinv_settings_tab_bottom_emails_processing_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2);
+add_action('wpinv_settings_tab_bottom_emails_completed_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2);
+add_action('wpinv_settings_tab_bottom_emails_refunded_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2);
+add_action('wpinv_settings_tab_bottom_emails_user_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2);
+add_action('wpinv_settings_tab_bottom_emails_user_note', 'wpinv_settings_tab_bottom_emails', 10, 2);
+add_action('wpinv_settings_tab_bottom_emails_overdue', 'wpinv_settings_tab_bottom_emails', 10, 2);
+
+function wpinv_settings_tab_bottom_emails($active_tab, $section) {
     ?>
     <div class="wpinv-email-wc-row ">
         <div class="wpinv-email-wc-td">
-            <h3 class="wpinv-email-wc-title"><?php echo apply_filters( 'wpinv_settings_email_wildcards_title', __( 'Wildcards For Emails', 'invoicing' ) ); ?></h3>
+            <h3 class="wpinv-email-wc-title"><?php echo apply_filters('wpinv_settings_email_wildcards_title', __('Wildcards For Emails', 'invoicing')); ?></h3>
             <p class="wpinv-email-wc-description">
                 <?php
-                $description = __( 'The following wildcards can be used in email subjects, heading and content:<br>
+                $description = __('The following wildcards can be used in email subjects, heading and content:<br>
                     <strong>{site_title} :</strong> Site Title<br>
                     <strong>{name} :</strong> Customer\'s full name<br>
                     <strong>{first_name} :</strong> Customer\'s first name<br>
@@ -1087,7 +1087,7 @@ 
                     <strong>{invoice_due_date} :</strong> The date the invoice is due<br>
                     <strong>{date} :</strong> Today\'s date.<br>
                     <strong>{is_was} :</strong> If due date of invoice is past, displays "was" otherwise displays "is"<br>
-                    <strong>{invoice_label} :</strong> Invoices/quotes singular name. Ex: Invoice/Quote<br>', 'invoicing' );
+                    <strong>{invoice_label} :</strong> Invoices/quotes singular name. Ex: Invoice/Quote<br>', 'invoicing');
                 echo apply_filters('wpinv_settings_email_wildcards_description', $description, $active_tab, $section);
                 ?>
             </p>

includes/admin/admin-pages.php

Spacing +109 added lines, -109 removed lines

@@ -1,16 +1,16 @@ 
 <?php
 // MUST have WordPress.
-if ( !defined( 'WPINC' ) ) {
-    exit( 'Do NOT access this file directly: ' . basename( __FILE__ ) );
+if (!defined('WPINC')) {
+    exit('Do NOT access this file directly: ' . basename(__FILE__));
 }
 
-add_action( 'manage_wpi_discount_posts_custom_column', 'wpinv_discount_custom_column' );
-function wpinv_discount_custom_column( $column ) {
+add_action('manage_wpi_discount_posts_custom_column', 'wpinv_discount_custom_column');
+function wpinv_discount_custom_column($column) {
     global $post;
 
-    $discount = new WPInv_Discount( $post );
+    $discount = new WPInv_Discount($post);
 
-    switch ( $column ) {
+    switch ($column) {
         case 'code' :
             echo $discount->get_code();
         break;
@@ -21,38 +21,38 @@ 
             echo $discount->get_usage();
         break;
         case 'start_date' :
-            echo getpaid_format_date_value( $discount->get_start_date() );
+            echo getpaid_format_date_value($discount->get_start_date());
         break;
         case 'expiry_date' :
-            echo getpaid_format_date_value( $discount->get_expiration_date(), __( 'Never', 'invoicing' ) );
+            echo getpaid_format_date_value($discount->get_expiration_date(), __('Never', 'invoicing'));
         break;
     }
 }
 
-add_filter( 'post_row_actions', 'wpinv_post_row_actions', 9999, 2 );
-function wpinv_post_row_actions( $actions, $post ) {
-    $post_type = !empty( $post->post_type ) ? $post->post_type : '';
+add_filter('post_row_actions', 'wpinv_post_row_actions', 9999, 2);
+function wpinv_post_row_actions($actions, $post) {
+    $post_type = !empty($post->post_type) ? $post->post_type : '';
 
-    if ( $post_type == 'wpi_invoice' ) {
+    if ($post_type == 'wpi_invoice') {
         $actions = array();
     }
 
-    if ( $post_type == 'wpi_discount' ) {
-        $actions = wpinv_discount_row_actions( $post, $actions );
+    if ($post_type == 'wpi_discount') {
+        $actions = wpinv_discount_row_actions($post, $actions);
     }
 
     return $actions;
 }
 
-function wpinv_discount_row_actions( $discount, $row_actions ) {
-    $row_actions  = array();
-    $edit_link = get_edit_post_link( $discount->ID );
-    $row_actions['edit'] = '<a href="' . esc_url( $edit_link ) . '">' . __( 'Edit', 'invoicing' ) . '</a>';
+function wpinv_discount_row_actions($discount, $row_actions) {
+    $row_actions = array();
+    $edit_link = get_edit_post_link($discount->ID);
+    $row_actions['edit'] = '<a href="' . esc_url($edit_link) . '">' . __('Edit', 'invoicing') . '</a>';
 
-    if( in_array( strtolower( $discount->post_status ),  array(  'publish' ) ) ) {
-        $row_actions['deactivate'] = '<a href="' . esc_url( wp_nonce_url( add_query_arg( array( 'wpi_action' => 'deactivate_discount', 'discount' => $discount->ID ) ), 'wpinv_discount_nonce' ) ) . '">' . __( 'Deactivate', 'invoicing' ) . '</a>';
-    } elseif( in_array( strtolower( $discount->post_status ),  array( 'pending', 'draft' ) ) ) {
-        $row_actions['activate'] = '<a href="' . esc_url( wp_nonce_url( add_query_arg( array( 'wpi_action' => 'activate_discount', 'discount' => $discount->ID ) ), 'wpinv_discount_nonce' ) ) . '">' . __( 'Activate', 'invoicing' ) . '</a>';
+    if (in_array(strtolower($discount->post_status), array('publish'))) {
+        $row_actions['deactivate'] = '<a href="' . esc_url(wp_nonce_url(add_query_arg(array('wpi_action' => 'deactivate_discount', 'discount' => $discount->ID)), 'wpinv_discount_nonce')) . '">' . __('Deactivate', 'invoicing') . '</a>';
+    } elseif (in_array(strtolower($discount->post_status), array('pending', 'draft'))) {
+        $row_actions['activate'] = '<a href="' . esc_url(wp_nonce_url(add_query_arg(array('wpi_action' => 'activate_discount', 'discount' => $discount->ID)), 'wpinv_discount_nonce')) . '">' . __('Activate', 'invoicing') . '</a>';
     }
 
     $delete_url = esc_url(
@@ -66,110 +66,110 @@ 
             'wpinv_discount_nonce'
         )
     );
-    $row_actions['delete'] = '<a href="' . $delete_url . '">' . __( 'Delete', 'invoicing' ) . '</a>';
+    $row_actions['delete'] = '<a href="' . $delete_url . '">' . __('Delete', 'invoicing') . '</a>';
 
-    $row_actions = apply_filters( 'wpinv_discount_row_actions', $row_actions, $discount );
+    $row_actions = apply_filters('wpinv_discount_row_actions', $row_actions, $discount);
 
     return $row_actions;
 }
 
-add_filter( 'list_table_primary_column', 'wpinv_table_primary_column', 10, 2 );
-function wpinv_table_primary_column( $default, $screen_id ) {
-    if ( 'edit-wpi_invoice' === $screen_id ) {
+add_filter('list_table_primary_column', 'wpinv_table_primary_column', 10, 2);
+function wpinv_table_primary_column($default, $screen_id) {
+    if ('edit-wpi_invoice' === $screen_id) {
         return 'name';
     }
 
     return $default;
 }
 
-function wpinv_discount_bulk_actions( $actions, $display = false ) {
-    if ( !$display ) {
+function wpinv_discount_bulk_actions($actions, $display = false) {
+    if (!$display) {
         return array();
     }
 
     $actions = array(
-        'activate'   => __( 'Activate', 'invoicing' ),
-        'deactivate' => __( 'Deactivate', 'invoicing' ),
-        'delete'     => __( 'Delete', 'invoicing' ),
+        'activate'   => __('Activate', 'invoicing'),
+        'deactivate' => __('Deactivate', 'invoicing'),
+        'delete'     => __('Delete', 'invoicing'),
     );
     $two = '';
     $which = 'top';
     echo '</div><div class="alignleft actions bulkactions">';
-    echo '<label for="bulk-action-selector-' . esc_attr( $which ) . '" class="screen-reader-text">' . __( 'Select bulk action' ) . '</label>';
-    echo '<select name="action' . $two . '" id="bulk-action-selector-' . esc_attr( $which ) . "\">";
-    echo '<option value="-1">' . __( 'Bulk Actions' ) . "</option>";
+    echo '<label for="bulk-action-selector-' . esc_attr($which) . '" class="screen-reader-text">' . __('Select bulk action') . '</label>';
+    echo '<select name="action' . $two . '" id="bulk-action-selector-' . esc_attr($which) . "\">";
+    echo '<option value="-1">' . __('Bulk Actions') . "</option>";
 
-    foreach ( $actions as $name => $title ) {
+    foreach ($actions as $name => $title) {
         $class = 'edit' === $name ? ' class="hide-if-no-js"' : '';
 
         echo "" . '<option value="' . $name . '"' . $class . '>' . $title . "</option>";
     }
     echo "</select>";
 
-    submit_button( __( 'Apply' ), 'action', '', false, array( 'id' => "doaction$two" ) );
+    submit_button(__('Apply'), 'action', '', false, array('id' => "doaction$two"));
 
     echo '</div><div class="alignleft actions">';
 }
-add_filter( 'bulk_actions-edit-wpi_discount', 'wpinv_discount_bulk_actions', 10 );
+add_filter('bulk_actions-edit-wpi_discount', 'wpinv_discount_bulk_actions', 10);
 
-function wpinv_disable_months_dropdown( $disable, $post_type ) {
-    if ( $post_type == 'wpi_discount' ) {
+function wpinv_disable_months_dropdown($disable, $post_type) {
+    if ($post_type == 'wpi_discount') {
         $disable = true;
     }
 
     return $disable;
 }
-add_filter( 'disable_months_dropdown', 'wpinv_disable_months_dropdown', 10, 2 );
+add_filter('disable_months_dropdown', 'wpinv_disable_months_dropdown', 10, 2);
 
 function wpinv_restrict_manage_posts() {
     global $typenow;
 
-    if( 'wpi_discount' == $typenow ) {
+    if ('wpi_discount' == $typenow) {
         wpinv_discount_filters();
     }
 }
-add_action( 'restrict_manage_posts', 'wpinv_restrict_manage_posts', 10 );
+add_action('restrict_manage_posts', 'wpinv_restrict_manage_posts', 10);
 
 function wpinv_discount_filters() {
-    wpinv_discount_bulk_actions( array(), true );
+    wpinv_discount_bulk_actions(array(), true);
 
     ?>
     <select name="discount_type" id="dropdown_wpinv_discount_type">
-        <option value=""><?php _e( 'Show all types', 'invoicing' ); ?></option>
+        <option value=""><?php _e('Show all types', 'invoicing'); ?></option>
         <?php
             $types = wpinv_get_discount_types();
 
-            foreach ( $types as $name => $type ) {
-                echo '<option value="' . esc_attr( $name ) . '"';
+            foreach ($types as $name => $type) {
+                echo '<option value="' . esc_attr($name) . '"';
 
-                if ( isset( $_GET['discount_type'] ) )
-                    selected( $name, $_GET['discount_type'] );
+                if (isset($_GET['discount_type']))
+                    selected($name, $_GET['discount_type']);
 
-                echo '>' . esc_html__( $type, 'invoicing' ) . '</option>';
+                echo '>' . esc_html__($type, 'invoicing') . '</option>';
             }
         ?>
     </select>
     <?php
 }
 
-function wpinv_request( $vars ) {
+function wpinv_request($vars) {
     global $typenow, $wp_query, $wp_post_statuses;
 
-    if ( 'wpi_invoice' === $typenow ) {
-        if ( !isset( $vars['post_status'] ) ) {
+    if ('wpi_invoice' === $typenow) {
+        if (!isset($vars['post_status'])) {
             $post_statuses = wpinv_get_invoice_statuses();
 
-            foreach ( $post_statuses as $status => $value ) {
-                if ( isset( $wp_post_statuses[ $status ] ) && false === $wp_post_statuses[ $status ]->show_in_admin_all_list ) {
-                    unset( $post_statuses[ $status ] );
+            foreach ($post_statuses as $status => $value) {
+                if (isset($wp_post_statuses[$status]) && false === $wp_post_statuses[$status]->show_in_admin_all_list) {
+                    unset($post_statuses[$status]);
                 }
             }
 
-            $vars['post_status'] = array_keys( $post_statuses );
+            $vars['post_status'] = array_keys($post_statuses);
         }
 
-        if ( isset( $vars['orderby'] ) ) {
-            if ( 'amount' == $vars['orderby'] ) {
+        if (isset($vars['orderby'])) {
+            if ('amount' == $vars['orderby']) {
                 $vars = array_merge(
                     $vars,
                     array(
@@ -177,7 +177,7 @@ 
                         'orderby'  => 'meta_value_num'
                     )
                 );
-            } else if ( 'customer' == $vars['orderby'] ) {
+            } else if ('customer' == $vars['orderby']) {
                 $vars = array_merge(
                     $vars,
                     array(
@@ -185,7 +185,7 @@ 
                         'orderby'  => 'meta_value'
                     )
                 );
-            } else if ( 'number' == $vars['orderby'] ) {
+            } else if ('number' == $vars['orderby']) {
                 $vars = array_merge(
                     $vars,
                     array(
@@ -193,7 +193,7 @@ 
                         'orderby'  => 'meta_value'
                     )
                 );
-            } else if ( 'payment_date' == $vars['orderby'] ) {
+            } else if ('payment_date' == $vars['orderby']) {
                 $vars = array_merge(
                     $vars,
                     array(
@@ -203,73 +203,73 @@ 
                 );
             }
         }
-    } else if ( 'wpi_discount' == $typenow ) {
-        $meta_query = !empty( $vars['meta_query'] ) ? $vars['meta_query'] : array();
+    } else if ('wpi_discount' == $typenow) {
+        $meta_query = !empty($vars['meta_query']) ? $vars['meta_query'] : array();
         // Filter vat rule type
-        if ( isset( $_GET['discount_type'] ) && $_GET['discount_type'] !== '' ) {
+        if (isset($_GET['discount_type']) && $_GET['discount_type'] !== '') {
             $meta_query[] = array(
                     'key'   => '_wpi_discount_type',
-                    'value' => sanitize_text_field( $_GET['discount_type'] ),
+                    'value' => sanitize_text_field($_GET['discount_type']),
                     'compare' => '='
                 );
         }
 
-        if ( !empty( $meta_query ) ) {
+        if (!empty($meta_query)) {
             $vars['meta_query'] = $meta_query;
         }
     }
 
     return $vars;
 }
-add_filter( 'request', 'wpinv_request' );
+add_filter('request', 'wpinv_request');
 
-function wpinv_item_type_class( $classes, $class, $post_id ) {
+function wpinv_item_type_class($classes, $class, $post_id) {
     global $pagenow, $typenow;
 
-    if ( $pagenow == 'edit.php' && $typenow == 'wpi_item' && get_post_type( $post_id ) == $typenow ) {
-        if ( $type = get_post_meta( $post_id, '_wpinv_type', true ) ) {
-            $classes[] = 'wpi-type-' . sanitize_html_class( $type );
+    if ($pagenow == 'edit.php' && $typenow == 'wpi_item' && get_post_type($post_id) == $typenow) {
+        if ($type = get_post_meta($post_id, '_wpinv_type', true)) {
+            $classes[] = 'wpi-type-' . sanitize_html_class($type);
         }
 
-        if ( !wpinv_item_is_editable( $post_id ) ) {
+        if (!wpinv_item_is_editable($post_id)) {
             $classes[] = 'wpi-editable-n';
         }
     }
     return $classes;
 }
-add_filter( 'post_class', 'wpinv_item_type_class', 10, 3 );
+add_filter('post_class', 'wpinv_item_type_class', 10, 3);
 
 function wpinv_check_quick_edit() {
     global $pagenow, $current_screen, $wpinv_item_screen;
 
-    if ( $pagenow == 'edit.php' && !empty( $current_screen->post_type ) ) {
-        if ( empty( $wpinv_item_screen ) ) {
-            if ( $current_screen->post_type == 'wpi_item' ) {
+    if ($pagenow == 'edit.php' && !empty($current_screen->post_type)) {
+        if (empty($wpinv_item_screen)) {
+            if ($current_screen->post_type == 'wpi_item') {
                 $wpinv_item_screen = 'y';
             } else {
                 $wpinv_item_screen = 'n';
             }
         }
 
-        if ( $wpinv_item_screen == 'y' && $pagenow == 'edit.php' ) {
-            add_filter( 'post_row_actions', 'wpinv_item_disable_quick_edit', 10, 2 );
-            add_filter( 'page_row_actions', 'wpinv_item_disable_quick_edit', 10, 2 );
+        if ($wpinv_item_screen == 'y' && $pagenow == 'edit.php') {
+            add_filter('post_row_actions', 'wpinv_item_disable_quick_edit', 10, 2);
+            add_filter('page_row_actions', 'wpinv_item_disable_quick_edit', 10, 2);
         }
     }
 }
-add_action( 'admin_head', 'wpinv_check_quick_edit', 10 );
+add_action('admin_head', 'wpinv_check_quick_edit', 10);
 
-function wpinv_item_disable_quick_edit( $actions = array(), $row = null ) {
-    if ( isset( $actions['inline hide-if-no-js'] ) ) {
-        unset( $actions['inline hide-if-no-js'] );
+function wpinv_item_disable_quick_edit($actions = array(), $row = null) {
+    if (isset($actions['inline hide-if-no-js'])) {
+        unset($actions['inline hide-if-no-js']);
     }
 
-    if ( !empty( $row->post_type ) && $row->post_type == 'wpi_item' && !wpinv_item_is_editable( $row ) ) {
-        if ( isset( $actions['trash'] ) ) {
-            unset( $actions['trash'] );
+    if (!empty($row->post_type) && $row->post_type == 'wpi_item' && !wpinv_item_is_editable($row)) {
+        if (isset($actions['trash'])) {
+            unset($actions['trash']);
         }
-        if ( isset( $actions['delete'] ) ) {
-            unset( $actions['delete'] );
+        if (isset($actions['delete'])) {
+            unset($actions['delete']);
         }
     }
 
@@ -286,19 +286,19 @@ 
  * @param int $post_parent (default: 0) Parent for the new page
  * @return int page ID
  */
-function wpinv_create_page( $slug, $option = '', $page_title = '', $page_content = '', $post_parent = 0 ) {
+function wpinv_create_page($slug, $option = '', $page_title = '', $page_content = '', $post_parent = 0) {
     global $wpdb;
 
-    $option_value = wpinv_get_option( $option );
+    $option_value = wpinv_get_option($option);
 
-    if ( $option_value > 0 && ( $page_object = get_post( $option_value ) ) ) {
-        if ( 'page' === $page_object->post_type && ! in_array( $page_object->post_status, array( 'pending', 'trash', 'future', 'auto-draft' ) ) ) {
+    if ($option_value > 0 && ($page_object = get_post($option_value))) {
+        if ('page' === $page_object->post_type && !in_array($page_object->post_status, array('pending', 'trash', 'future', 'auto-draft'))) {
             // Valid page is already in place
             return $page_object->ID;
         }
     }
 
-    if(!empty($post_parent)){
+    if (!empty($post_parent)) {
         $page = get_page_by_path($post_parent);
         if ($page) {
             $post_parent = $page->ID;
@@ -307,40 +307,40 @@ 
         }
     }
 
-    if ( strlen( $page_content ) > 0 ) {
+    if (strlen($page_content) > 0) {
         // Search for an existing page with the specified page content (typically a shortcode)
-        $valid_page_found = $wpdb->get_var( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE post_type='page' AND post_status NOT IN ( 'pending', 'trash', 'future', 'auto-draft' ) AND post_content LIKE %s LIMIT 1;", "%{$page_content}%" ) );
+        $valid_page_found = $wpdb->get_var($wpdb->prepare("SELECT ID FROM $wpdb->posts WHERE post_type='page' AND post_status NOT IN ( 'pending', 'trash', 'future', 'auto-draft' ) AND post_content LIKE %s LIMIT 1;", "%{$page_content}%"));
     } else {
         // Search for an existing page with the specified page slug
-        $valid_page_found = $wpdb->get_var( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE post_type='page' AND post_status NOT IN ( 'pending', 'trash', 'future', 'auto-draft' )  AND post_name = %s LIMIT 1;", $slug ) );
+        $valid_page_found = $wpdb->get_var($wpdb->prepare("SELECT ID FROM $wpdb->posts WHERE post_type='page' AND post_status NOT IN ( 'pending', 'trash', 'future', 'auto-draft' )  AND post_name = %s LIMIT 1;", $slug));
     }
 
-    $valid_page_found = apply_filters( 'wpinv_create_page_id', $valid_page_found, $slug, $page_content );
+    $valid_page_found = apply_filters('wpinv_create_page_id', $valid_page_found, $slug, $page_content);
 
-    if ( $valid_page_found ) {
-        if ( $option ) {
-            wpinv_update_option( $option, $valid_page_found );
+    if ($valid_page_found) {
+        if ($option) {
+            wpinv_update_option($option, $valid_page_found);
         }
         return $valid_page_found;
     }
 
     // Search for a matching valid trashed page
-    if ( strlen( $page_content ) > 0 ) {
+    if (strlen($page_content) > 0) {
         // Search for an existing page with the specified page content (typically a shortcode)
-        $trashed_page_found = $wpdb->get_var( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE post_type='page' AND post_status = 'trash' AND post_content LIKE %s LIMIT 1;", "%{$page_content}%" ) );
+        $trashed_page_found = $wpdb->get_var($wpdb->prepare("SELECT ID FROM $wpdb->posts WHERE post_type='page' AND post_status = 'trash' AND post_content LIKE %s LIMIT 1;", "%{$page_content}%"));
     } else {
         // Search for an existing page with the specified page slug
-        $trashed_page_found = $wpdb->get_var( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE post_type='page' AND post_status = 'trash' AND post_name = %s LIMIT 1;", $slug ) );
+        $trashed_page_found = $wpdb->get_var($wpdb->prepare("SELECT ID FROM $wpdb->posts WHERE post_type='page' AND post_status = 'trash' AND post_name = %s LIMIT 1;", $slug));
     }
 
-    if ( $trashed_page_found ) {
+    if ($trashed_page_found) {
         $page_id   = $trashed_page_found;
         $page_data = array(
             'ID'             => $page_id,
             'post_status'    => 'publish',
             'post_parent'    => $post_parent,
         );
-        wp_update_post( $page_data );
+        wp_update_post($page_data);
     } else {
         $page_data = array(
             'post_status'    => 'publish',
@@ -352,11 +352,11 @@ 
             'post_parent'    => $post_parent,
             'comment_status' => 'closed',
         );
-        $page_id = wp_insert_post( $page_data );
+        $page_id = wp_insert_post($page_data);
     }
 
-    if ( $option ) {
-        wpinv_update_option( $option, (int)$page_id );
+    if ($option) {
+        wpinv_update_option($option, (int) $page_id);
     }
 
     return $page_id;

includes/admin/class-getpaid-metaboxes.php

Spacing +45 added lines, -45 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Metaboxes Admin Class
@@ -25,93 +25,93 @@ 
 	public static function init() {
 
 		// Register metaboxes.
-		add_action( 'add_meta_boxes', 'GetPaid_Metaboxes::add_meta_boxes', 5, 2 );
+		add_action('add_meta_boxes', 'GetPaid_Metaboxes::add_meta_boxes', 5, 2);
 
 		// Remove metaboxes.
-		add_action( 'add_meta_boxes', 'GetPaid_Metaboxes::remove_meta_boxes', 30 );
+		add_action('add_meta_boxes', 'GetPaid_Metaboxes::remove_meta_boxes', 30);
 
 		// Rename metaboxes.
-		add_action( 'add_meta_boxes', 'GetPaid_Metaboxes::rename_meta_boxes', 45 );
+		add_action('add_meta_boxes', 'GetPaid_Metaboxes::rename_meta_boxes', 45);
 
 		// Save metaboxes.
-		add_action( 'save_post', 'GetPaid_Metaboxes::save_meta_boxes', 1, 2 );
+		add_action('save_post', 'GetPaid_Metaboxes::save_meta_boxes', 1, 2);
 	}
 
 	/**
 	 * Register core metaboxes.
 	 */
-	public static function add_meta_boxes( $post_type, $post ) {
+	public static function add_meta_boxes($post_type, $post) {
 		global $wpinv_euvat;
 
 		// For invoices...
-		if ( $post_type == 'wpi_invoice' ) {
-			$invoice = new WPInv_Invoice( $post );
+		if ($post_type == 'wpi_invoice') {
+			$invoice = new WPInv_Invoice($post);
 
 			// Resend invoice.
-			if ( ! $invoice->is_draft() && ! $invoice->is_paid() ) {
-				add_meta_box( 'wpinv-mb-resend-invoice', __( 'Resend Invoice', 'invoicing' ), 'GetPaid_Meta_Box_Resend_Invoice::output', 'wpi_invoice', 'side', 'low' );
+			if (!$invoice->is_draft() && !$invoice->is_paid()) {
+				add_meta_box('wpinv-mb-resend-invoice', __('Resend Invoice', 'invoicing'), 'GetPaid_Meta_Box_Resend_Invoice::output', 'wpi_invoice', 'side', 'low');
 			}
 
 			// Subscriptions.
-			$subscription = getpaid_get_invoice_subscription( $invoice );
-			if ( ! empty( $subscription ) ) {
-				add_meta_box( 'wpinv-mb-subscriptions', __( 'Subscription Details', 'invoicing' ), 'GetPaid_Meta_Box_Invoice_Subscription::output', 'wpi_invoice', 'advanced' );
-				add_meta_box( 'wpinv-mb-subscription-invoices', __( 'Related Payments', 'invoicing' ), 'GetPaid_Meta_Box_Invoice_Subscription::output_invoices', 'wpi_invoice', 'advanced' );
+			$subscription = getpaid_get_invoice_subscription($invoice);
+			if (!empty($subscription)) {
+				add_meta_box('wpinv-mb-subscriptions', __('Subscription Details', 'invoicing'), 'GetPaid_Meta_Box_Invoice_Subscription::output', 'wpi_invoice', 'advanced');
+				add_meta_box('wpinv-mb-subscription-invoices', __('Related Payments', 'invoicing'), 'GetPaid_Meta_Box_Invoice_Subscription::output_invoices', 'wpi_invoice', 'advanced');
 			}
 
 			// Invoice details.
-			add_meta_box( 'wpinv-details', __( 'Invoice Details', 'invoicing' ), 'GetPaid_Meta_Box_Invoice_Details::output', 'wpi_invoice', 'side', 'default' );
+			add_meta_box('wpinv-details', __('Invoice Details', 'invoicing'), 'GetPaid_Meta_Box_Invoice_Details::output', 'wpi_invoice', 'side', 'default');
 			
 			// Payment details.
-			if ( ! $invoice->is_draft() ) {
-				add_meta_box( 'wpinv-payment-meta', __( 'Payment Meta', 'invoicing' ), 'GetPaid_Meta_Box_Invoice_Payment_Meta::output', 'wpi_invoice', 'side', 'default' );
+			if (!$invoice->is_draft()) {
+				add_meta_box('wpinv-payment-meta', __('Payment Meta', 'invoicing'), 'GetPaid_Meta_Box_Invoice_Payment_Meta::output', 'wpi_invoice', 'side', 'default');
 			}
 
 			// Billing details.
-			add_meta_box( 'wpinv-address', __( 'Billing Details', 'invoicing' ), 'GetPaid_Meta_Box_Invoice_Address::output', 'wpi_invoice', 'normal', 'high' );
+			add_meta_box('wpinv-address', __('Billing Details', 'invoicing'), 'GetPaid_Meta_Box_Invoice_Address::output', 'wpi_invoice', 'normal', 'high');
 			
 			// Invoice items.
-			add_meta_box( 'wpinv-items', __( 'Invoice Items', 'invoicing' ), 'GetPaid_Meta_Box_Invoice_Items::output', 'wpi_invoice', 'normal', 'high' );
+			add_meta_box('wpinv-items', __('Invoice Items', 'invoicing'), 'GetPaid_Meta_Box_Invoice_Items::output', 'wpi_invoice', 'normal', 'high');
 			
 			// Invoice notes.
-			add_meta_box( 'wpinv-notes', __( 'Invoice Notes', 'invoicing' ), 'WPInv_Meta_Box_Notes::output', 'wpi_invoice', 'side', 'low' );
+			add_meta_box('wpinv-notes', __('Invoice Notes', 'invoicing'), 'WPInv_Meta_Box_Notes::output', 'wpi_invoice', 'side', 'low');
 
 			// Payment form information.
-			if ( ! empty( $post->ID ) && get_post_meta( $post->ID, 'payment_form_data', true ) ) {
-				add_meta_box( 'wpinv-invoice-payment-form-details', __( 'Payment Form Details', 'invoicing' ), 'WPInv_Meta_Box_Payment_Form::output_details', 'wpi_invoice', 'side', 'high' );
+			if (!empty($post->ID) && get_post_meta($post->ID, 'payment_form_data', true)) {
+				add_meta_box('wpinv-invoice-payment-form-details', __('Payment Form Details', 'invoicing'), 'WPInv_Meta_Box_Payment_Form::output_details', 'wpi_invoice', 'side', 'high');
 			}
 		}
 
 		// For payment forms.
-		if ( $post_type == 'wpi_payment_form' ) {
+		if ($post_type == 'wpi_payment_form') {
 
 			// Design payment form.
-			add_meta_box( 'wpinv-payment-form-design', __( 'Payment Form', 'invoicing' ), 'GetPaid_Meta_Box_Payment_Form::output', 'wpi_payment_form', 'normal' );
+			add_meta_box('wpinv-payment-form-design', __('Payment Form', 'invoicing'), 'GetPaid_Meta_Box_Payment_Form::output', 'wpi_payment_form', 'normal');
 
 			// Payment form information.
-			add_meta_box( 'wpinv-payment-form-info', __( 'Details', 'invoicing' ), 'GetPaid_Meta_Box_Payment_Form_Info::output', 'wpi_payment_form', 'side' );
+			add_meta_box('wpinv-payment-form-info', __('Details', 'invoicing'), 'GetPaid_Meta_Box_Payment_Form_Info::output', 'wpi_payment_form', 'side');
 
 		}
 
 		// For invoice items.
-		if ( $post_type == 'wpi_item' ) {
+		if ($post_type == 'wpi_item') {
 
 			// Item details.
-			add_meta_box( 'wpinv_item_details', __( 'Item Details', 'invoicing' ), 'GetPaid_Meta_Box_Item_Details::output', 'wpi_item', 'normal', 'high' );
+			add_meta_box('wpinv_item_details', __('Item Details', 'invoicing'), 'GetPaid_Meta_Box_Item_Details::output', 'wpi_item', 'normal', 'high');
 
 			// If taxes are enabled, register the tax metabox.
-			if ( $wpinv_euvat->allow_vat_rules() || $wpinv_euvat->allow_vat_classes() ) {
-				add_meta_box( 'wpinv_item_vat', __( 'VAT / Tax', 'invoicing' ), 'GetPaid_Meta_Box_Item_VAT::output', 'wpi_item', 'normal', 'high' );
+			if ($wpinv_euvat->allow_vat_rules() || $wpinv_euvat->allow_vat_classes()) {
+				add_meta_box('wpinv_item_vat', __('VAT / Tax', 'invoicing'), 'GetPaid_Meta_Box_Item_VAT::output', 'wpi_item', 'normal', 'high');
 			}
 
 			// Item info.
-			add_meta_box( 'wpinv_field_item_info', __( 'Item info', 'invoicing' ), 'GetPaid_Meta_Box_Item_Info::output', 'wpi_item', 'side', 'core' );
+			add_meta_box('wpinv_field_item_info', __('Item info', 'invoicing'), 'GetPaid_Meta_Box_Item_Info::output', 'wpi_item', 'side', 'core');
 
 		}
 
 		// For invoice discounts.
-		if ( $post_type == 'wpi_discount' ) {
-			add_meta_box( 'wpinv_discount_details', __( 'Discount Details', 'invoicing' ), 'GetPaid_Meta_Box_Discount_Details::output', 'wpi_discount', 'normal', 'high' );
+		if ($post_type == 'wpi_discount') {
+			add_meta_box('wpinv_discount_details', __('Discount Details', 'invoicing'), 'GetPaid_Meta_Box_Discount_Details::output', 'wpi_discount', 'normal', 'high');
 		}
 		
 
@@ -121,7 +121,7 @@ 
 	 * Remove some metaboxes.
 	 */
 	public static function remove_meta_boxes() {
-		remove_meta_box( 'wpseo_meta', 'wpi_invoice', 'normal' );
+		remove_meta_box('wpseo_meta', 'wpi_invoice', 'normal');
 	}
 
 	/**
@@ -137,37 +137,37 @@ 
 	 * @param  int    $post_id Post ID.
 	 * @param  object $post Post object.
 	 */
-	public static function save_meta_boxes( $post_id, $post ) {
-		$post_id = absint( $post_id );
-		$data    = wp_unslash( $_POST );
+	public static function save_meta_boxes($post_id, $post) {
+		$post_id = absint($post_id);
+		$data    = wp_unslash($_POST);
 
 		// Do not save for ajax requests.
-		if ( ( defined( 'DOING_AJAX') && DOING_AJAX ) || isset( $_REQUEST['bulk_edit'] ) ) {
+		if ((defined('DOING_AJAX') && DOING_AJAX) || isset($_REQUEST['bulk_edit'])) {
 			return;
 		}
 
 		// $post_id and $post are required
-		if ( empty( $post_id ) || empty( $post ) || self::$saved_meta_boxes ) {
+		if (empty($post_id) || empty($post) || self::$saved_meta_boxes) {
 			return;
 		}
 
 		// Dont' save meta boxes for revisions or autosaves.
-		if ( ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) || is_int( wp_is_post_revision( $post ) ) || is_int( wp_is_post_autosave( $post ) ) ) {
+		if ((defined('DOING_AUTOSAVE') && DOING_AUTOSAVE) || is_int(wp_is_post_revision($post)) || is_int(wp_is_post_autosave($post))) {
 			return;
 		}
 
 		// Check the nonce.
-		if ( empty( $data['getpaid_meta_nonce'] ) || ! wp_verify_nonce( $data['getpaid_meta_nonce'], 'getpaid_meta_nonce' ) ) {
+		if (empty($data['getpaid_meta_nonce']) || !wp_verify_nonce($data['getpaid_meta_nonce'], 'getpaid_meta_nonce')) {
 			return;
 		}
 
 		// Check the post being saved == the $post_id to prevent triggering this call for other save_post events.
-		if ( empty( $data['post_ID'] ) || absint( $data['post_ID'] ) !== $post_id ) {
+		if (empty($data['post_ID']) || absint($data['post_ID']) !== $post_id) {
 			return;
 		}
 
 		// Check user has permission to edit.
-		if ( ! current_user_can( 'edit_post', $post_id ) ) {
+		if (!current_user_can('edit_post', $post_id)) {
 			return;
 		}
 
@@ -181,7 +181,7 @@ 
 		);
 
 		// Is this our post type?
-		if ( empty( $post->post_type ) || ! isset( $post_types_map[ $post->post_type ] ) ) {
+		if (empty($post->post_type) || !isset($post_types_map[$post->post_type])) {
 			return;
 		}
 
@@ -189,8 +189,8 @@ 
 		self::$saved_meta_boxes = true;
 		
 		// Save the post.
-		$class = $post_types_map[ $post->post_type ];
-		$class::save( $post_id, $_POST, $post );
+		$class = $post_types_map[$post->post_type];
+		$class::save($post_id, $_POST, $post);
 
 	}
 

includes/admin/meta-boxes/class-getpaid-meta-box-invoice-payment-meta.php

Spacing +21 added lines, -21 removed lines

@@ -7,7 +7,7 @@ 
  *
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
 	exit; // Exit if accessed directly
 }
 
@@ -21,10 +21,10 @@ 
 	 *
 	 * @param WP_Post $post
 	 */
-    public static function output( $post ) {
+    public static function output($post) {
 
         // Prepare the invoice.
-        $invoice = new WPInv_Invoice( $post );
+        $invoice = new WPInv_Invoice($post);
 
         ?>
 
@@ -46,10 +46,10 @@ 
                                 'type'        => 'text',
                                 'id'          => 'wpinv_key',
                                 'name'        => 'wpinv_key',
-                                'label'       => __( 'Invoice Key:', 'invoicing' ),
+                                'label'       => __('Invoice Key:', 'invoicing'),
                                 'label_type'  => 'vertical',
                                 'class'       => 'form-control-sm',
-                                'value'       => $invoice->get_key( 'edit' ),
+                                'value'       => $invoice->get_key('edit'),
                                 'extra_attributes' => array(
                                     'onclick'  => 'this.select();',
                                     'readonly' => 'true',
@@ -63,7 +63,7 @@ 
                                 'type'        => 'text',
                                 'id'          => 'wpinv_view_url',
                                 'name'        => 'wpinv_view_url',
-                                'label'       => __( 'Invoice URL:', 'invoicing' ),
+                                'label'       => __('Invoice URL:', 'invoicing'),
                                 'label_type'  => 'vertical',
                                 'class'       => 'form-control-sm',
                                 'value'       => $invoice->get_view_url(),
@@ -75,7 +75,7 @@ 
                         );
 
                         // If the invoice is paid...
-                        if ( $invoice->is_paid() || $invoice->is_refunded() ) {
+                        if ($invoice->is_paid() || $invoice->is_refunded()) {
 
                             // Payment date.
                             echo aui()->input(
@@ -83,11 +83,11 @@ 
                                     'type'        => 'datepicker',
                                     'id'          => 'wpinv_date_completed',
                                     'name'        => 'date_completed',
-                                    'label'       => __( 'Payment Date:', 'invoicing' ),
+                                    'label'       => __('Payment Date:', 'invoicing'),
                                     'label_type'  => 'vertical',
                                     'placeholder' => 'YYYY-MM-DD 00:00',
                                     'class'       => 'form-control-sm',
-                                    'value'       => $invoice->get_date_completed( 'edit' ),
+                                    'value'       => $invoice->get_date_completed('edit'),
                                     'extra_attributes' => array(
                                         'data-enable-time' => 'true',
                                         'data-time_24hr'   => 'true',
@@ -102,10 +102,10 @@ 
                                     'type'        => 'text',
                                     'id'          => 'wpinv_gateway',
                                     'name'        => 'wpinv_gateway',
-                                    'label'       => __( 'Gateway:', 'invoicing' ),
+                                    'label'       => __('Gateway:', 'invoicing'),
                                     'label_type'  => 'vertical',
                                     'class'       => 'form-control-sm',
-                                    'value'       => wpinv_get_gateway_admin_label( $invoice->get_gateway( 'edit' ) ),
+                                    'value'       => wpinv_get_gateway_admin_label($invoice->get_gateway('edit')),
                                     'extra_attributes' => array(
                                         'onclick'  => 'this.select();',
                                         'readonly' => 'true',
@@ -119,11 +119,11 @@ 
                                     'type'        => 'text',
                                     'id'          => 'wpinv_transaction_id',
                                     'name'        => 'wpinv_transaction_id',
-                                    'label'       => __( 'Transaction ID:', 'invoicing' ),
+                                    'label'       => __('Transaction ID:', 'invoicing'),
                                     'label_type'  => 'vertical',
                                     'class'       => 'form-control-sm',
-                                    'value'       => $invoice->get_transaction_id( 'edit' ),
-                                    'help_text'   => apply_filters( 'wpinv_invoice_transaction_link_' . $invoice->get_gateway( 'edit' ), '', $invoice->get_transaction_id(), $invoice ),
+                                    'value'       => $invoice->get_transaction_id('edit'),
+                                    'help_text'   => apply_filters('wpinv_invoice_transaction_link_' . $invoice->get_gateway('edit'), '', $invoice->get_transaction_id(), $invoice),
                                     'extra_attributes' => array(
                                         'onclick'  => 'this.select();',
                                         'readonly' => 'true',
@@ -137,10 +137,10 @@ 
                                     'type'        => 'text',
                                     'id'          => 'wpinv_currency',
                                     'name'        => 'wpinv_currency',
-                                    'label'       => __( 'Currency:', 'invoicing' ),
+                                    'label'       => __('Currency:', 'invoicing'),
                                     'label_type'  => 'vertical',
                                     'class'       => 'form-control-sm',
-                                    'value'       => $invoice->get_currency( 'edit' ),
+                                    'value'       => $invoice->get_currency('edit'),
                                     'extra_attributes' => array(
                                         'onclick'  => 'this.select();',
                                         'readonly' => 'true',
@@ -156,7 +156,7 @@ 
                                     'type'        => 'text',
                                     'id'          => 'wpinv_payment_url',
                                     'name'        => 'wpinv_payment_url',
-                                    'label'       => __( 'Payment URL:', 'invoicing' ),
+                                    'label'       => __('Payment URL:', 'invoicing'),
                                     'label_type'  => 'vertical',
                                     'class'       => 'form-control-sm',
                                     'value'       => $invoice->get_checkout_payment_url(),
@@ -172,13 +172,13 @@ 
                                 array(
                                     'id'               => 'wpinv_gateway',
                                     'name'             => 'wpinv_gateway',
-                                    'label'            => __( 'Gateway:', 'invoicing' ),
+                                    'label'            => __('Gateway:', 'invoicing'),
                                     'label_type'       => 'vertical',
-                                    'placeholder'      => __( 'Select Gateway', 'invoicing' ),
-                                    'value'            => $invoice->get_gateway( 'edit' ),
+                                    'placeholder'      => __('Select Gateway', 'invoicing'),
+                                    'value'            => $invoice->get_gateway('edit'),
                                     'select2'          => true,
                                     'data-allow-clear' => 'false',
-                                    'options'          => wp_list_pluck( wpinv_get_enabled_payment_gateways( true ), 'admin_label' ),
+                                    'options'          => wp_list_pluck(wpinv_get_enabled_payment_gateways(true), 'admin_label'),
                                 )
                             );
 

includes/admin/wpinv-upgrade-functions.php

Spacing +50 added lines, -50 removed lines

@@ -11,55 +11,55 @@ 
  * @since 1.0.0
 */
 function wpinv_automatic_upgrade() {
-    $wpi_version = get_option( 'wpinv_version' );
+    $wpi_version = get_option('wpinv_version');
 
     // Update tables.
-    if ( ! get_option( 'getpaid_created_invoice_tables' ) ) {
+    if (!get_option('getpaid_created_invoice_tables')) {
         wpinv_v119_upgrades();
-        update_option( 'getpaid_created_invoice_tables', true );
+        update_option('getpaid_created_invoice_tables', true);
     }
 
-    if ( $wpi_version == WPINV_VERSION ) {
+    if ($wpi_version == WPINV_VERSION) {
         return;
     }
 
-    if ( version_compare( $wpi_version, '0.0.5', '<' ) ) {
+    if (version_compare($wpi_version, '0.0.5', '<')) {
         wpinv_v005_upgrades();
     }
 
-    if ( version_compare( $wpi_version, '1.0.3', '<' ) ) {
+    if (version_compare($wpi_version, '1.0.3', '<')) {
         wpinv_v110_upgrades();
     }
 
-    update_option( 'wpinv_version', WPINV_VERSION );
+    update_option('wpinv_version', WPINV_VERSION);
 }
-add_action( 'admin_init', 'wpinv_automatic_upgrade' );
+add_action('admin_init', 'wpinv_automatic_upgrade');
 
 function wpinv_v005_upgrades() {
     global $wpdb;
 
     // Invoices status
-    $results = $wpdb->get_results( "SELECT ID FROM " . $wpdb->posts . " WHERE post_type = 'wpi_invoice' AND post_status IN( 'pending', 'processing', 'onhold', 'refunded', 'cancelled', 'failed', 'renewal' )" );
-    if ( !empty( $results ) ) {
-        $wpdb->query( "UPDATE " . $wpdb->posts . " SET post_status = CONCAT( 'wpi-', post_status ) WHERE post_type = 'wpi_invoice' AND post_status IN( 'pending', 'processing', 'onhold', 'refunded', 'cancelled', 'failed', 'renewal' )" );
+    $results = $wpdb->get_results("SELECT ID FROM " . $wpdb->posts . " WHERE post_type = 'wpi_invoice' AND post_status IN( 'pending', 'processing', 'onhold', 'refunded', 'cancelled', 'failed', 'renewal' )");
+    if (!empty($results)) {
+        $wpdb->query("UPDATE " . $wpdb->posts . " SET post_status = CONCAT( 'wpi-', post_status ) WHERE post_type = 'wpi_invoice' AND post_status IN( 'pending', 'processing', 'onhold', 'refunded', 'cancelled', 'failed', 'renewal' )");
 
         // Clean post cache
-        foreach ( $results as $row ) {
-            clean_post_cache( $row->ID );
+        foreach ($results as $row) {
+            clean_post_cache($row->ID);
         }
     }
 
     // Item meta key changes
     $query = "SELECT DISTINCT post_id FROM " . $wpdb->postmeta . " WHERE meta_key IN( '_wpinv_item_id', '_wpinv_package_id', '_wpinv_post_id', '_wpinv_cpt_name', '_wpinv_cpt_singular_name' )";
-    $results = $wpdb->get_results( $query );
+    $results = $wpdb->get_results($query);
 
-    if ( !empty( $results ) ) {
-        $wpdb->query( "UPDATE " . $wpdb->postmeta . " SET meta_key = '_wpinv_custom_id' WHERE meta_key IN( '_wpinv_item_id', '_wpinv_package_id', '_wpinv_post_id' )" );
-        $wpdb->query( "UPDATE " . $wpdb->postmeta . " SET meta_key = '_wpinv_custom_name' WHERE meta_key = '_wpinv_cpt_name'" );
-        $wpdb->query( "UPDATE " . $wpdb->postmeta . " SET meta_key = '_wpinv_custom_singular_name' WHERE meta_key = '_wpinv_cpt_singular_name'" );
+    if (!empty($results)) {
+        $wpdb->query("UPDATE " . $wpdb->postmeta . " SET meta_key = '_wpinv_custom_id' WHERE meta_key IN( '_wpinv_item_id', '_wpinv_package_id', '_wpinv_post_id' )");
+        $wpdb->query("UPDATE " . $wpdb->postmeta . " SET meta_key = '_wpinv_custom_name' WHERE meta_key = '_wpinv_cpt_name'");
+        $wpdb->query("UPDATE " . $wpdb->postmeta . " SET meta_key = '_wpinv_custom_singular_name' WHERE meta_key = '_wpinv_cpt_singular_name'");
         
-        foreach ( $results as $row ) {
-            clean_post_cache( $row->post_id );
+        foreach ($results as $row) {
+            clean_post_cache($row->post_id);
         }
     }
 
@@ -88,7 +88,7 @@ 
 function wpinv_create_invoices_table() {
     global $wpdb;
 
-    require_once( ABSPATH . 'wp-admin/includes/upgrade.php' );
+    require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
 
     // Create invoices table.
     $table = $wpdb->prefix . 'getpaid_invoices';
@@ -132,7 +132,7 @@ 
             KEY `key` ( `key` )
             ) CHARACTER SET utf8 COLLATE utf8_general_ci;";
 
-    dbDelta( $sql );
+    dbDelta($sql);
 
     // Create invoice items table.
     $table = $wpdb->prefix . 'getpaid_invoice_items';
@@ -160,7 +160,7 @@ 
             KEY post_id ( post_id )
             ) CHARACTER SET utf8 COLLATE utf8_general_ci;";
 
-    dbDelta( $sql );
+    dbDelta($sql);
 }
 
 /**
@@ -172,29 +172,29 @@ 
     $invoices = array_unique(
         get_posts(
             array(
-                'post_type'      => array( 'wpi_invoice', 'wpi_quote' ),
+                'post_type'      => array('wpi_invoice', 'wpi_quote'),
                 'posts_per_page' => -1,
                 'fields'         => 'ids',
-                'post_status'    => array_keys( wpinv_get_invoice_statuses( true ) ),
+                'post_status'    => array_keys(wpinv_get_invoice_statuses(true)),
             )
         )
     );
     $invoices_table = $wpdb->prefix . 'getpaid_invoices';
     $invoice_items_table = $wpdb->prefix . 'getpaid_invoice_items';
 
-    if ( ! class_exists( 'WPInv_Legacy_Invoice' ) ) {
-        require_once( WPINV_PLUGIN_DIR . 'includes/class-wpinv-legacy-invoice.php' );
+    if (!class_exists('WPInv_Legacy_Invoice')) {
+        require_once(WPINV_PLUGIN_DIR . 'includes/class-wpinv-legacy-invoice.php');
     }
 
     $invoice_rows = array();
-    foreach ( $invoices as $invoice ) {
+    foreach ($invoices as $invoice) {
 
-        $invoice = new WPInv_Legacy_Invoice( $invoice );
-        $fields = array (
+        $invoice = new WPInv_Legacy_Invoice($invoice);
+        $fields = array(
             'post_id'        => $invoice->ID,
             'number'         => $invoice->get_number(),
             'key'            => $invoice->get_key(),
-            'type'           => str_replace( 'wpi_', '', $invoice->post_type ),
+            'type'           => str_replace('wpi_', '', $invoice->post_type),
             'mode'           => $invoice->mode,
             'user_ip'        => $invoice->get_ip(),
             'first_name'     => $invoice->get_first_name(),
@@ -223,27 +223,27 @@ 
             'custom_meta'    => $invoice->payment_meta
         );
 
-        foreach ( $fields as $key => $val ) {
-            if ( is_null( $val ) ) {
+        foreach ($fields as $key => $val) {
+            if (is_null($val)) {
                 $val = '';
             }
-            $val = maybe_serialize( $val );
-            $fields[ $key ] = $wpdb->prepare( '%s', $val );
+            $val = maybe_serialize($val);
+            $fields[$key] = $wpdb->prepare('%s', $val);
         }
 
-        $fields = implode( ', ', $fields );
+        $fields = implode(', ', $fields);
         $invoice_rows[] = "($fields)";
 
         $item_rows    = array();
         $item_columns = array();
-        foreach ( $invoice->get_cart_details() as $details ) {
+        foreach ($invoice->get_cart_details() as $details) {
             $fields = array(
                 'post_id'          => $invoice->ID,
                 'item_id'          => $details['id'],
                 'item_name'        => $details['name'],
-                'item_description' => empty( $details['meta']['description'] ) ? '' : $details['meta']['description'],
+                'item_description' => empty($details['meta']['description']) ? '' : $details['meta']['description'],
                 'vat_rate'         => $details['vat_rate'],
-                'vat_class'        => empty( $details['vat_class'] ) ? '_standard' : $details['vat_class'],
+                'vat_class'        => empty($details['vat_class']) ? '_standard' : $details['vat_class'],
                 'tax'              => $details['tax'],
                 'item_price'       => $details['item_price'],
                 'custom_price'     => $details['custom_price'],
@@ -255,26 +255,26 @@ 
                 'fees'             => $details['fees'],
             );
 
-            $item_columns = array_keys ( $fields );
+            $item_columns = array_keys($fields);
 
-            foreach ( $fields as $key => $val ) {
-                if ( is_null( $val ) ) {
+            foreach ($fields as $key => $val) {
+                if (is_null($val)) {
                     $val = '';
                 }
-                $val = maybe_serialize( $val );
-                $fields[ $key ] = $wpdb->prepare( '%s', $val );
+                $val = maybe_serialize($val);
+                $fields[$key] = $wpdb->prepare('%s', $val);
             }
 
-            $fields = implode( ', ', $fields );
+            $fields = implode(', ', $fields);
             $item_rows[] = "($fields)";
         }
 
-        $item_rows    = implode( ', ', $item_rows );
-        $item_columns = implode( ', ', $item_columns );
-        $wpdb->query( "INSERT INTO $invoice_items_table ($item_columns) VALUES $item_rows" );
+        $item_rows    = implode(', ', $item_rows);
+        $item_columns = implode(', ', $item_columns);
+        $wpdb->query("INSERT INTO $invoice_items_table ($item_columns) VALUES $item_rows");
     }
 
-    $invoice_rows = implode( ', ', $invoice_rows );
-    $wpdb->query( "INSERT INTO $invoices_table VALUES $invoice_rows" );
+    $invoice_rows = implode(', ', $invoice_rows);
+    $wpdb->query("INSERT INTO $invoices_table VALUES $invoice_rows");
 
 }

includes/subscription-functions.php

Spacing +71 added lines, -71 removed lines

@@ -15,26 +15,26 @@ 
  *
  * @return int|array|WPInv_Subscription[]|GetPaid_Subscriptions_Query
  */
-function getpaid_get_subscriptions( $args = array(), $return = 'results' ) {
+function getpaid_get_subscriptions($args = array(), $return = 'results') {
 
 	// Do not retrieve all fields if we just want the count.
-	if ( 'count' == $return ) {
+	if ('count' == $return) {
 		$args['fields'] = 'id';
 		$args['number'] = 1;
 	}
 
 	// Do not count all matches if we just want the results.
-	if ( 'results' == $return ) {
+	if ('results' == $return) {
 		$args['count_total'] = false;
 	}
 
-	$query = new GetPaid_Subscriptions_Query( $args );
+	$query = new GetPaid_Subscriptions_Query($args);
 
-	if ( 'results' == $return ) {
+	if ('results' == $return) {
 		return $query->get_results();
 	}
 
-	if ( 'count' == $return ) {
+	if ('count' == $return) {
 		return $query->get_total();
 	}
 
@@ -51,13 +51,13 @@ 
 	return apply_filters(
 		'getpaid_get_subscription_statuses',
 		array(
-			'pending'    => __( 'Pending', 'invoicing' ),
-			'trialling'  => __( 'Trialing', 'invoicing' ),
-			'active'     => __( 'Active', 'invoicing' ),
-			'failing'    => __( 'Failing', 'invoicing' ),
-			'expired'    => __( 'Expired', 'invoicing' ),
-			'completed'  => __( 'Complete', 'invoicing' ),
-			'cancelled'  => __( 'Cancelled', 'invoicing' ),
+			'pending'    => __('Pending', 'invoicing'),
+			'trialling'  => __('Trialing', 'invoicing'),
+			'active'     => __('Active', 'invoicing'),
+			'failing'    => __('Failing', 'invoicing'),
+			'expired'    => __('Expired', 'invoicing'),
+			'completed'  => __('Complete', 'invoicing'),
+			'cancelled'  => __('Cancelled', 'invoicing'),
 		)
 	);
 
@@ -68,9 +68,9 @@ 
  *
  * @return string
  */
-function getpaid_get_subscription_status_label( $status ) {
+function getpaid_get_subscription_status_label($status) {
 	$statuses = getpaid_get_subscription_statuses();
-	return isset( $statuses[ $status ] ) ? $statuses[ $status ] : ucfirst( sanitize_text_field( $status ) );
+	return isset($statuses[$status]) ? $statuses[$status] : ucfirst(sanitize_text_field($status));
 }
 
 /**
@@ -100,14 +100,14 @@ 
  *
  * @return array
  */
-function getpaid_get_subscription_status_counts( $args = array() ) {
+function getpaid_get_subscription_status_counts($args = array()) {
 
-	$statuses = array_keys( getpaid_get_subscription_statuses() );
+	$statuses = array_keys(getpaid_get_subscription_statuses());
 	$counts   = array();
 
-	foreach ( $statuses as $status ) {
-		$_args             = wp_parse_args( "status=$status", $args );
-		$counts[ $status ] = getpaid_get_subscriptions( $_args, 'count' );
+	foreach ($statuses as $status) {
+		$_args             = wp_parse_args("status=$status", $args);
+		$counts[$status] = getpaid_get_subscriptions($_args, 'count');
 	}
 
 	return $counts;
@@ -126,23 +126,23 @@ 
 		array(
 
 			'day'   => array(
-				'singular' => __( '%s day', 'invoicing' ),
-				'plural'   => __( '%d days', 'invoicing' ),
+				'singular' => __('%s day', 'invoicing'),
+				'plural'   => __('%d days', 'invoicing'),
 			),
 
 			'week'   => array(
-				'singular' => __( '%s week', 'invoicing' ),
-				'plural'   => __( '%d weeks', 'invoicing' ),
+				'singular' => __('%s week', 'invoicing'),
+				'plural'   => __('%d weeks', 'invoicing'),
 			),
 
 			'month'   => array(
-				'singular' => __( '%s month', 'invoicing' ),
-				'plural'   => __( '%d months', 'invoicing' ),
+				'singular' => __('%s month', 'invoicing'),
+				'plural'   => __('%d months', 'invoicing'),
 			),
 
 			'year'   => array(
-				'singular' => __( '%s year', 'invoicing' ),
-				'plural'   => __( '%d years', 'invoicing' ),
+				'singular' => __('%s year', 'invoicing'),
+				'plural'   => __('%d years', 'invoicing'),
 			),
 
 		)
@@ -156,8 +156,8 @@ 
  * @param string $trial_period
  * @return int
  */
-function getpaid_get_subscription_trial_period_interval( $trial_period ) {
-	return (int) preg_replace( '/[^0-9]/', '', $trial_period );
+function getpaid_get_subscription_trial_period_interval($trial_period) {
+	return (int) preg_replace('/[^0-9]/', '', $trial_period);
 }
 
 /**
@@ -166,8 +166,8 @@ 
  * @param string $trial_period
  * @return string
  */
-function getpaid_get_subscription_trial_period_period( $trial_period ) {
-	return preg_replace( '/[^a-z]/', '', strtolower( $trial_period ) );
+function getpaid_get_subscription_trial_period_period($trial_period) {
+	return preg_replace('/[^a-z]/', '', strtolower($trial_period));
 }
 
 /**
@@ -177,9 +177,9 @@ 
  * @param int $interval
  * @return string
  */
-function getpaid_get_subscription_period_label( $period, $interval = 1, $singular_prefix = '1' ) {
-	$label = (int) $interval > 1 ? getpaid_get_plural_subscription_period_label(  $period, $interval ) : getpaid_get_singular_subscription_period_label( $period, $singular_prefix );
-	return strtolower( sanitize_text_field( $label ) );
+function getpaid_get_subscription_period_label($period, $interval = 1, $singular_prefix = '1') {
+	$label = (int) $interval > 1 ? getpaid_get_plural_subscription_period_label($period, $interval) : getpaid_get_singular_subscription_period_label($period, $singular_prefix);
+	return strtolower(sanitize_text_field($label));
 }
 
 /**
@@ -188,19 +188,19 @@ 
  * @param string $period
  * @return string
  */
-function getpaid_get_singular_subscription_period_label( $period, $singular_prefix = '1' ) {
+function getpaid_get_singular_subscription_period_label($period, $singular_prefix = '1') {
 
 	$periods = getpaid_get_subscription_periods();
-	$period  = strtolower( $period );
+	$period  = strtolower($period);
 
-	if ( isset( $periods[ $period ] ) ) {
-		return sprintf( $periods[ $period ]['singular'], $singular_prefix );
+	if (isset($periods[$period])) {
+		return sprintf($periods[$period]['singular'], $singular_prefix);
 	}
 
 	// Backwards compatibility.
-	foreach ( $periods as $key => $data ) {
-		if ( strpos( $key, $period ) === 0 ) {
-			return sprintf( $data['singular'], $singular_prefix );
+	foreach ($periods as $key => $data) {
+		if (strpos($key, $period) === 0) {
+			return sprintf($data['singular'], $singular_prefix);
 		}
 	}
 
@@ -215,19 +215,19 @@ 
  * @param int $interval
  * @return string
  */
-function getpaid_get_plural_subscription_period_label( $period, $interval ) {
+function getpaid_get_plural_subscription_period_label($period, $interval) {
 
 	$periods = getpaid_get_subscription_periods();
-	$period  = strtolower( $period );
+	$period  = strtolower($period);
 
-	if ( isset( $periods[ $period ] ) ) {
-		return sprintf( $periods[ $period ]['plural'], $interval );
+	if (isset($periods[$period])) {
+		return sprintf($periods[$period]['plural'], $interval);
 	}
 
 	// Backwards compatibility.
-	foreach ( $periods as $key => $data ) {
-		if ( strpos( $key, $period ) === 0 ) {
-			return sprintf( $data['plural'], $interval );
+	foreach ($periods as $key => $data) {
+		if (strpos($key, $period) === 0) {
+			return sprintf($data['plural'], $interval);
 		}
 	}
 
@@ -241,23 +241,23 @@ 
  * @param WPInv_Subscription $subscription
  * @return string
  */
-function getpaid_get_formatted_subscription_amount( $subscription ) {
+function getpaid_get_formatted_subscription_amount($subscription) {
 
-	$initial   = wpinv_price( wpinv_format_amount( $subscription->get_initial_amount() ), $subscription->get_parent_payment()->get_currency() );
-	$recurring = wpinv_price( wpinv_format_amount( $subscription->get_recurring_amount() ), $subscription->get_parent_payment()->get_currency() );
-	$period    = getpaid_get_subscription_period_label( $subscription->get_period(), $subscription->get_frequency(), '' );
+	$initial   = wpinv_price(wpinv_format_amount($subscription->get_initial_amount()), $subscription->get_parent_payment()->get_currency());
+	$recurring = wpinv_price(wpinv_format_amount($subscription->get_recurring_amount()), $subscription->get_parent_payment()->get_currency());
+	$period    = getpaid_get_subscription_period_label($subscription->get_period(), $subscription->get_frequency(), '');
 
 	// Trial periods.
-	if ( $subscription->has_trial_period() ) {
+	if ($subscription->has_trial_period()) {
 
-		$trial_period   = getpaid_get_subscription_trial_period_period( $subscription->get_trial_period() );
-		$trial_interval = getpaid_get_subscription_trial_period_interval( $subscription->get_trial_period() );
+		$trial_period   = getpaid_get_subscription_trial_period_period($subscription->get_trial_period());
+		$trial_interval = getpaid_get_subscription_trial_period_interval($subscription->get_trial_period());
 		return sprintf(
 
 			// translators: $1: is the initial amount, $2: is the trial period, $3: is the recurring amount, $4: is the recurring period
-			_x( '%1$s trial for %2$s then %3$s / %4$s', 'Subscription amount. (e.g.: $10 trial for 1 month then $120 / year)', 'invoicing' ),
+			_x('%1$s trial for %2$s then %3$s / %4$s', 'Subscription amount. (e.g.: $10 trial for 1 month then $120 / year)', 'invoicing'),
 			$initial,
-			getpaid_get_subscription_period_label( $trial_period, $trial_interval ),
+			getpaid_get_subscription_period_label($trial_period, $trial_interval),
 			$recurring,
 			$period
 
@@ -265,12 +265,12 @@ 
 
 	}
 
-	if ( $initial != $recurring ) {
+	if ($initial != $recurring) {
 
 		return sprintf(
 
 			// translators: $1: is the initial amount, $2: is the recurring amount, $3: is the recurring period
-			_x( 'Initial payment of %1$s which renews at %2$s / %3$s', 'Subscription amount. (e.g.:Initial payment of $100 which renews at $120 / year)', 'invoicing' ),
+			_x('Initial payment of %1$s which renews at %2$s / %3$s', 'Subscription amount. (e.g.:Initial payment of $100 which renews at $120 / year)', 'invoicing'),
 			$initial,
 			$recurring,
 			$period
@@ -282,7 +282,7 @@ 
 	return sprintf(
 
 		// translators: $1: is the recurring amount, $2: is the recurring period
-		_x( '%1$s / %2$s', 'Subscription amount. (e.g.: $120 / year)', 'invoicing' ),
+		_x('%1$s / %2$s', 'Subscription amount. (e.g.: $120 / year)', 'invoicing'),
 		$initial,
 		$period
 
@@ -296,8 +296,8 @@ 
  * @param WPInv_Invoice $invoice
  * @return WPInv_Subscription|bool
  */
-function getpaid_get_invoice_subscription( $invoice ) {
-	return getpaid_subscriptions()->get_invoice_subscription( $invoice );
+function getpaid_get_invoice_subscription($invoice) {
+	return getpaid_subscriptions()->get_invoice_subscription($invoice);
 }
 
 /**
@@ -305,9 +305,9 @@ 
  *
  * @param WPInv_Invoice $invoice
  */
-function getpaid_activate_invoice_subscription( $invoice ) {
-	$subscription = getpaid_get_invoice_subscription( $invoice );
-	if ( is_a( $subscription, 'WPInv_Subscription' ) ) {
+function getpaid_activate_invoice_subscription($invoice) {
+	$subscription = getpaid_get_invoice_subscription($invoice);
+	if (is_a($subscription, 'WPInv_Subscription')) {
 		$subscription->activate();
 	}
 }
@@ -318,7 +318,7 @@ 
  * @return WPInv_Subscriptions
  */
 function getpaid_subscriptions() {
-	return getpaid()->get( 'subscriptions' );
+	return getpaid()->get('subscriptions');
 }
 
 /**
@@ -326,13 +326,13 @@ 
  *
  * @return WPInv_Subscription|bool
  */
-function wpinv_get_subscription( $invoice ) {
+function wpinv_get_subscription($invoice) {
 
     // Retrieve the invoice.
-    $invoice = new WPInv_Invoice( $invoice );
+    $invoice = new WPInv_Invoice($invoice);
 
     // Ensure it is a recurring invoice.
-    if ( ! $invoice->is_recurring() ) {
+    if (!$invoice->is_recurring()) {
         return false;
     }
 
@@ -344,6 +344,6 @@ 
 		)
 	);
 
-	return empty( $subscription ) ? false : $subscription[0];
+	return empty($subscription) ? false : $subscription[0];
 
 }

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

Spacing +11 added lines, -11 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Manual Payment Gateway class.
@@ -24,7 +24,7 @@ 
 	 *
 	 * @var array
 	 */
-    protected $supports = array( 'subscription' );
+    protected $supports = array('subscription');
 
     /**
 	 * Payment method order.
@@ -39,10 +39,10 @@ 
 	public function __construct() {
         parent::__construct();
 
-        $this->title        = __( 'Manual Payment', 'invoicing' );
-        $this->method_title = __( 'Manual Payment', 'invoicing' );
+        $this->title        = __('Manual Payment', 'invoicing');
+        $this->method_title = __('Manual Payment', 'invoicing');
 
-        add_filter( 'getpaid_daily_maintenance_should_expire_subscription', array( $this, 'maybe_renew_subscription' ), 10, 2 );
+        add_filter('getpaid_daily_maintenance_should_expire_subscription', array($this, 'maybe_renew_subscription'), 10, 2);
     }
 
     /**
@@ -54,16 +54,16 @@ 
 	 * @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) {
 
         // Mark it as paid.
         $invoice->mark_paid();
 
         // (Maybe) activate subscription.
-        getpaid_activate_invoice_subscription( $invoice );
+        getpaid_activate_invoice_subscription($invoice);
 
         // Send to the success page.
-        wpinv_send_to_success_page( array( 'invoice_key' => $invoice->get_key() ) );
+        wpinv_send_to_success_page(array('invoice_key' => $invoice->get_key()));
 
     }
 
@@ -74,15 +74,15 @@ 
 	 * @param bool $should_expire
      * @param WPInv_Subscription $subscription
 	 */
-	public function maybe_renew_subscription( $should_expire, $subscription ) {
+	public function maybe_renew_subscription($should_expire, $subscription) {
 
         // Ensure its our subscription && it's active.
-        if ( 'manual' != $subscription->get_gateway() || ! $subscription->has_status( 'active trialling' ) ) {
+        if ('manual' != $subscription->get_gateway() || !$subscription->has_status('active trialling')) {
             return $should_expire;
         }
 
         // If this is the last renewal, complete the subscription.
-        if ( $subscription->is_last_renewal() ) {
+        if ($subscription->is_last_renewal()) {
             $subscription->complete();
             return false;
         }

includes/class-getpaid-notification-email.php

Spacing +30 added lines, -30 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Represents a single email type.
@@ -32,7 +32,7 @@ 
      * @param string $id Email Type.
      * @param mixed $object Optional. Associated object.
 	 */
-	public function __construct( $id, $object = false ) {
+	public function __construct($id, $object = false) {
         $this->id     = $id;
         $this->object = $object;
     }
@@ -42,18 +42,18 @@ 
 	 *
      * @return mixed
 	 */
-	public function get_option( $key ) {
+	public function get_option($key) {
 
         $key   = "email_{$this->id}_$key";
-        $value = wpinv_get_option( $key, null );
-        if ( is_null( $value ) ) {
+        $value = wpinv_get_option($key, null);
+        if (is_null($value)) {
             $options = wpinv_get_emails();
 
-            if ( ! isset( $options[ $this->id ] ) || ! isset( $options[ $this->id ][ $key ] ) ) {
+            if (!isset($options[$this->id]) || !isset($options[$this->id][$key])) {
                 return '';
             }
 
-            $value = isset( $options[ $this->id ][ $key ]['std'] ) ? $options[ $this->id ][ $key ]['std'] : '';
+            $value = isset($options[$this->id][$key]['std']) ? $options[$this->id][$key]['std'] : '';
         }
 
         return $value;
@@ -65,8 +65,8 @@ 
      * @return string
 	 */
 	public function get_body() {
-        $body = $this->get_option( 'body' );
-        return apply_filters( 'getpaid_get_email_body', $body, $this->id, $this->object );
+        $body = $this->get_option('body');
+        return apply_filters('getpaid_get_email_body', $body, $this->id, $this->object);
     }
 
     /**
@@ -75,8 +75,8 @@ 
      * @return string
 	 */
 	public function get_subject() {
-        $subject = $this->get_option( 'subject' );
-        return apply_filters( 'getpaid_get_email_subject', $subject, $this->id, $this->object );
+        $subject = $this->get_option('subject');
+        return apply_filters('getpaid_get_email_subject', $subject, $this->id, $this->object);
     }
 
     /**
@@ -85,8 +85,8 @@ 
      * @return string
 	 */
 	public function get_heading() {
-        $heading = $this->get_option( 'heading' );
-        return apply_filters( 'getpaid_get_email_heading', $heading, $this->id, $this->object );
+        $heading = $this->get_option('heading');
+        return apply_filters('getpaid_get_email_heading', $heading, $this->id, $this->object);
     }
 
     /**
@@ -95,8 +95,8 @@ 
      * @return bool
 	 */
 	public function is_active() {
-        $is_active = ! empty( $this->get_option( 'active' ) );
-        return apply_filters( 'getpaid_email_type_is_active', $is_active, $this->id, $this->object );
+        $is_active = !empty($this->get_option('active'));
+        return apply_filters('getpaid_email_type_is_active', $is_active, $this->id, $this->object);
     }
 
     /**
@@ -105,8 +105,8 @@ 
      * @return bool
 	 */
 	public function include_admin_bcc() {
-        $include_admin_bcc = ! empty( $this->get_option( 'admin_bcc' ) );
-        return apply_filters( 'getpaid_email_type_include_admin_bcc', $include_admin_bcc, $this->id, $this->object );
+        $include_admin_bcc = !empty($this->get_option('admin_bcc'));
+        return apply_filters('getpaid_email_type_include_admin_bcc', $include_admin_bcc, $this->id, $this->object);
     }
 
     /**
@@ -115,8 +115,8 @@ 
      * @return bool
 	 */
 	public function is_admin_email() {
-        $is_admin_email = in_array( $this->id, array( 'new_invoice', 'cancelled_invoice', 'failed_invoice' ) );
-        return apply_filters( 'getpaid_email_type_is_admin_email', $is_admin_email, $this->id, $this->object );
+        $is_admin_email = in_array($this->id, array('new_invoice', 'cancelled_invoice', 'failed_invoice'));
+        return apply_filters('getpaid_email_type_is_admin_email', $is_admin_email, $this->id, $this->object);
     }
 
     /**
@@ -125,7 +125,7 @@ 
      * @return array
 	 */
 	public function get_attachments() {
-        return apply_filters( 'getpaid_get_email_attachments', array(), $this->id, $this->object );
+        return apply_filters('getpaid_get_email_attachments', array(), $this->id, $this->object);
     }
 
     /**
@@ -137,10 +137,10 @@ 
 
         $merge_tags = array(
             '{site_title}' => wpinv_get_blogname(),
-            '{date}'       => getpaid_format_date_value( current_time( 'mysql' ) ),
+            '{date}'       => getpaid_format_date_value(current_time('mysql')),
         );
 
-        return apply_filters( 'getpaid_get_email_merge_tags', $merge_tags, $this->object, $this->id );
+        return apply_filters('getpaid_get_email_merge_tags', $merge_tags, $this->object, $this->id);
     }
 
     /**
@@ -150,13 +150,13 @@ 
      * @param array $merge_tags
      * @return string
 	 */
-	public function add_merge_tags( $text, $merge_tags = array() ) {
+	public function add_merge_tags($text, $merge_tags = array()) {
 
-        foreach ( $merge_tags as $key => $value ) {
-            $text = str_replace( $key, $value, $text );
+        foreach ($merge_tags as $key => $value) {
+            $text = str_replace($key, $value, $text);
         }
 
-        return wptexturize( $text );
+        return wptexturize($text);
     }
 
     /**
@@ -166,7 +166,7 @@ 
      * @param array $extra_args Extra template args
      * @return string
 	 */
-	public function get_content( $merge_tags = array(), $extra_args = array() ) {
+	public function get_content($merge_tags = array(), $extra_args = array()) {
 
         $content = wpinv_get_template_html(
             "emails/wpinv-email-{$this->id}.php",
@@ -176,15 +176,15 @@ 
                     'invoice'       => $this->object, // Backwards compat.
                     'object'        => $this->object,
                     'email_type'    => $this->id,
-                    'email_heading' => $this->add_merge_tags( $this->get_heading(), $merge_tags ),
+                    'email_heading' => $this->add_merge_tags($this->get_heading(), $merge_tags),
                     'sent_to_admin' => $this->is_admin_email(),
                     'plain_text'    => false,
-                    'message_body'  => wpautop( $this->add_merge_tags( $this->get_body(), $merge_tags ) ),
+                    'message_body'  => wpautop($this->add_merge_tags($this->get_body(), $merge_tags)),
                 )
             )
         );
 
-        return wpinv_email_style_body( $content );
+        return wpinv_email_style_body($content);
     }
 
 }

includes/data/email-settings.php

Spacing +236 added lines, -236 removed lines

@@ -8,24 +8,24 @@ 
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 // Prepare the due date reminder options.
 $overdue_days_options       = array();
-$overdue_days_options['0']  = __( 'On the Due Date', 'invoicing' );
-$overdue_days_options['1']  = __( '1 day after Due Date', 'invoicing' );
+$overdue_days_options['0']  = __('On the Due Date', 'invoicing');
+$overdue_days_options['1']  = __('1 day after Due Date', 'invoicing');
 
-for ( $i = 2; $i <= 10; $i++ ) {
-    $overdue_days_options["$i"] = wp_sprintf( __( '%d days after Due Date', 'invoicing' ), $i );
+for ($i = 2; $i <= 10; $i++) {
+    $overdue_days_options["$i"] = wp_sprintf(__('%d days after Due Date', 'invoicing'), $i);
 }
 
 // Prepare up coming renewal reminder options.
 $renewal_days_options       = array();
-$renewal_days_options['0']  = __( 'On the renewal date', 'invoicing' );
-$renewal_days_options['1']  = __( '1 day before the renewal date', 'invoicing' );
+$renewal_days_options['0']  = __('On the renewal date', 'invoicing');
+$renewal_days_options['1']  = __('1 day before the renewal date', 'invoicing');
 
-for ( $i = 2; $i <= 10; $i++ ) {
-    $renewal_days_options["$i"]   = wp_sprintf( __( '%d days before the renewal date', 'invoicing' ), $i );
+for ($i = 2; $i <= 10; $i++) {
+    $renewal_days_options["$i"] = wp_sprintf(__('%d days before the renewal date', 'invoicing'), $i);
 }
 
 // Default, built-in gateways
@@ -34,45 +34,45 @@ 
 
         'email_new_invoice_header' => array(
             'id'       => 'email_new_invoice_header',
-            'name'     => '<h3>' . __( 'New Invoice', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent to the site admin whenever there is a new invoice.', 'invoicing' ),
+            'name'     => '<h3>' . __('New Invoice', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent to the site admin whenever there is a new invoice.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_new_invoice_active' => array(
             'id'       => 'email_new_invoice_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_new_invoice_subject' => array(
             'id'       => 'email_new_invoice_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] We sent your invoice ({invoice_number}) for {invoice_total} {invoice_currency}', 'invoicing' ),
+            'std'      => __('[{site_title}] We sent your invoice ({invoice_number}) for {invoice_total} {invoice_currency}', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_new_invoice_heading' => array(
             'id'       => 'email_new_invoice_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Invoice sent', 'invoicing' ),
+            'std'      => __('Invoice sent', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_new_invoice_body' => array(
             'id'       => 'email_new_invoice_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
-            'desc'     => __( 'The content of the email (wildcards and HTML are allowed).', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
+            'desc'     => __('The content of the email (wildcards and HTML are allowed).', 'invoicing'),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>We sent your invoice <a href="{invoice_link}">({invoice_number})</a> to {name} for {invoice_total} {invoice_currency}.</p>', 'invoicing' ),
+            'std'      => __('<p>We sent your invoice <a href="{invoice_link}">({invoice_number})</a> to {name} for {invoice_total} {invoice_currency}.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => '10'
         ),
@@ -82,45 +82,45 @@ 
 
         'email_cancelled_invoice_header' => array(
             'id'       => 'email_cancelled_invoice_header',
-            'name'     => '<h3>' . __( 'Cancelled Invoice', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent to the site admin whenever invoices are cancelled.', 'invoicing' ),
+            'name'     => '<h3>' . __('Cancelled Invoice', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent to the site admin whenever invoices are cancelled.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_cancelled_invoice_active' => array(
             'id'       => 'email_cancelled_invoice_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_cancelled_invoice_subject' => array(
             'id'       => 'email_cancelled_invoice_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Cancelled invoice ({invoice_number})', 'invoicing' ),
+            'std'      => __('[{site_title}] Cancelled invoice ({invoice_number})', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_cancelled_invoice_heading' => array(
             'id'       => 'email_cancelled_invoice_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Cancelled Invoice', 'invoicing' ),
+            'std'      => __('Cancelled Invoice', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_cancelled_invoice_body' => array(
             'id'       => 'email_cancelled_invoice_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
-            'desc'     => __( 'The content of the email (wildcards and HTML are allowed).', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
+            'desc'     => __('The content of the email (wildcards and HTML are allowed).', 'invoicing'),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>The invoice <a href="{invoice_link}">#{invoice_number}</a> created for {name} on {site_title} has been cancelled.</p>', 'invoicing' ),
+            'std'      => __('<p>The invoice <a href="{invoice_link}">#{invoice_number}</a> created for {name} on {site_title} has been cancelled.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => '10'
         ),
@@ -131,45 +131,45 @@ 
 
         'email_failed_invoice_header' => array(
             'id'       => 'email_failed_invoice_header',
-            'name'     => '<h3>' . __( 'Failed Invoice', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'Failed invoice emails are sent to the site admin when invoice payments fail.', 'invoicing' ),
+            'name'     => '<h3>' . __('Failed Invoice', 'invoicing') . '</h3>',
+            'desc'     => __('Failed invoice emails are sent to the site admin when invoice payments fail.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_failed_invoice_active' => array(
             'id'       => 'email_failed_invoice_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_failed_invoice_subject' => array(
             'id'       => 'email_failed_invoice_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Failed invoice ({invoice_number})', 'invoicing' ),
+            'std'      => __('[{site_title}] Failed invoice ({invoice_number})', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_failed_invoice_heading' => array(
             'id'       => 'email_failed_invoice_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Failed invoice', 'invoicing' ),
+            'std'      => __('Failed invoice', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_failed_invoice_body' => array(
             'id'       => 'email_failed_invoice_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
-            'desc'     => __( 'The content of the email (wildcards and HTML are allowed).', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
+            'desc'     => __('The content of the email (wildcards and HTML are allowed).', 'invoicing'),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Payment for the invoice <a href="{invoice_link}">#{invoice_number}</a> on {site_title} has failed to go through.</p>', 'invoicing' ),
+            'std'      => __('<p>Payment for the invoice <a href="{invoice_link}">#{invoice_number}</a> on {site_title} has failed to go through.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => '10'
         ),
@@ -179,53 +179,53 @@ 
 
         'email_onhold_invoice_header' => array(
             'id'       => 'email_onhold_invoice_header',
-            'name'     => '<h3>' . __( 'On Hold Invoice', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent to customers whenever their invoices are held.', 'invoicing' ),
+            'name'     => '<h3>' . __('On Hold Invoice', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent to customers whenever their invoices are held.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_onhold_invoice_active' => array(
             'id'       => 'email_onhold_invoice_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_onhold_invoice_admin_bcc' => array(
             'id'       => 'email_onhold_invoice_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send this notification email to site Admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send this notification email to site Admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_onhold_invoice_subject' => array(
             'id'       => 'email_onhold_invoice_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Your invoice receipt from {invoice_date}', 'invoicing' ),
+            'std'      => __('[{site_title}] Your invoice receipt from {invoice_date}', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_onhold_invoice_heading' => array(
             'id'       => 'email_onhold_invoice_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Thank you for your invoice', 'invoicing' ),
+            'std'      => __('Thank you for your invoice', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_onhold_invoice_body' => array(
             'id'       => 'email_onhold_invoice_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
-            'desc'     => __( 'The content of the email (wildcards and HTML are allowed).', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
+            'desc'     => __('The content of the email (wildcards and HTML are allowed).', 'invoicing'),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {name},</p><p>Your invoice is on-hold and will be processed when we receive your payment.</p>', 'invoicing' ),
+            'std'      => __('<p>Hi {name},</p><p>Your invoice is on-hold and will be processed when we receive your payment.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => '10'
         ),
@@ -236,53 +236,53 @@ 
 
         'email_processing_invoice_header' => array(
             'id'       => 'email_processing_invoice_header',
-            'name'     => '<h3>' . __( 'Processing Invoice', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent to users whenever payments for their invoices are processing.', 'invoicing' ),
+            'name'     => '<h3>' . __('Processing Invoice', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent to users whenever payments for their invoices are processing.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_processing_invoice_active' => array(
             'id'       => 'email_processing_invoice_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_processing_invoice_admin_bcc' => array(
             'id'       => 'email_processing_invoice_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send a copy of this notification email to the site admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send a copy of this notification email to the site admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_processing_invoice_subject' => array(
             'id'       => 'email_processing_invoice_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Your invoice receipt from {invoice_date}', 'invoicing' ),
+            'std'      => __('[{site_title}] Your invoice receipt from {invoice_date}', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_processing_invoice_heading' => array(
             'id'       => 'email_processing_invoice_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Thank you for your invoice', 'invoicing' ),
+            'std'      => __('Thank you for your invoice', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_processing_invoice_body' => array(
             'id'       => 'email_processing_invoice_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
-            'desc'     => __( 'The content of the email (wildcards and HTML are allowed).', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
+            'desc'     => __('The content of the email (wildcards and HTML are allowed).', 'invoicing'),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {name},</p><p>I would like to let you know that we have received and are currently processing your payment for the invoice <a href="{invoice_link}">#{invoice_number}</a> on {site_title}.</p>', 'invoicing' ),
+            'std'      => __('<p>Hi {name},</p><p>I would like to let you know that we have received and are currently processing your payment for the invoice <a href="{invoice_link}">#{invoice_number}</a> on {site_title}.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => '10'
         ),
@@ -293,61 +293,61 @@ 
 
         'email_completed_invoice_header' => array(
             'id'       => 'email_completed_invoice_header',
-            'name'     => '<h3>' . __( 'Paid Invoice', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent to customers when their invoices are marked as paid.', 'invoicing' ),
+            'name'     => '<h3>' . __('Paid Invoice', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent to customers when their invoices are marked as paid.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_completed_invoice_active' => array(
             'id'       => 'email_completed_invoice_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_completed_invoice_renewal_active' => array(
             'id'       => 'email_completed_invoice_renewal_active',
-            'name'     => __( 'Enable renewal notification', 'invoicing' ),
-            'desc'     => __( 'Should this email be sent for renewals too?', 'invoicing' ),
+            'name'     => __('Enable renewal notification', 'invoicing'),
+            'desc'     => __('Should this email be sent for renewals too?', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_completed_invoice_admin_bcc' => array(
             'id'       => 'email_completed_invoice_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send a copy of this notification email to the site admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send a copy of this notification email to the site admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1,
         ),
 
         'email_completed_invoice_subject' => array(
             'id'       => 'email_completed_invoice_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Your invoice from {invoice_date} has been paid', 'invoicing' ),
+            'std'      => __('[{site_title}] Your invoice from {invoice_date} has been paid', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_completed_invoice_heading' => array(
             'id'       => 'email_completed_invoice_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Your invoice has been paid', 'invoicing' ),
+            'std'      => __('Your invoice has been paid', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_completed_invoice_body' => array(
             'id'       => 'email_completed_invoice_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
-            'desc'     => __( 'The content of the email (wildcards and HTML are allowed).', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
+            'desc'     => __('The content of the email (wildcards and HTML are allowed).', 'invoicing'),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {name},</p><p>Your recent invoice on {site_title} has been paid.</p>', 'invoicing' ),
+            'std'      => __('<p>Hi {name},</p><p>Your recent invoice on {site_title} has been paid.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => '10'
         ),
@@ -358,53 +358,53 @@ 
 
         'email_refunded_invoice_header' => array(
             'id'       => 'email_refunded_invoice_header',
-            'name'     => '<h3>' . __( 'Refunded Invoice', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent to users when their invoices are marked as refunded.', 'invoicing' ),
+            'name'     => '<h3>' . __('Refunded Invoice', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent to users when their invoices are marked as refunded.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_refunded_invoice_active' => array(
             'id'       => 'email_refunded_invoice_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_refunded_invoice_admin_bcc' => array(
             'id'       => 'email_refunded_invoice_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send a copy of this notification email to the site admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send a copy of this notification email to the site admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_refunded_invoice_subject' => array(
             'id'       => 'email_refunded_invoice_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Your invoice from {invoice_date} has been refunded', 'invoicing' ),
+            'std'      => __('[{site_title}] Your invoice from {invoice_date} has been refunded', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_refunded_invoice_heading' => array(
             'id'       => 'email_refunded_invoice_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Your invoice has been refunded', 'invoicing' ),
+            'std'      => __('Your invoice has been refunded', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_refunded_invoice_body' => array(
             'id'       => 'email_refunded_invoice_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
-            'desc'     => __( 'The content of the email (wildcards and HTML are allowed).', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
+            'desc'     => __('The content of the email (wildcards and HTML are allowed).', 'invoicing'),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {name},</p><p>Your invoice on {site_title} has been refunded.</p>', 'invoicing' ),
+            'std'      => __('<p>Hi {name},</p><p>Your invoice on {site_title} has been refunded.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => '10'
         ),
@@ -415,53 +415,53 @@ 
 
         'email_user_invoice_header' => array(
             'id'       => 'email_user_invoice_header',
-            'name'     => '<h3>' . __( 'Customer Invoice', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent to customers containing their invoice information and payment links.', 'invoicing' ),
+            'name'     => '<h3>' . __('Customer Invoice', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent to customers containing their invoice information and payment links.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_user_invoice_active' => array(
             'id'       => 'email_user_invoice_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_user_invoice_admin_bcc' => array(
             'id'       => 'email_user_invoice_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send a copy of this notification email to to the site admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send a copy of this notification email to to the site admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 0
         ),
 
         'email_user_invoice_subject' => array(
             'id'       => 'email_user_invoice_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Your invoice from {invoice_date}', 'invoicing' ),
+            'std'      => __('[{site_title}] Your invoice from {invoice_date}', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_user_invoice_heading' => array(
             'id'       => 'email_user_invoice_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Your invoice {invoice_number} details', 'invoicing' ),
+            'std'      => __('Your invoice {invoice_number} details', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_user_invoice_body' => array(
             'id'       => 'email_user_invoice_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
-            'desc'     => __( 'The content of the email (wildcards and HTML are allowed).', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
+            'desc'     => __('The content of the email (wildcards and HTML are allowed).', 'invoicing'),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {name},</p><p>An invoice of {invoice_total} has been created for you on {site_title}. You can <a href="{invoice_link}">view</a> or <a href="{invoice_pay_link}">pay</a> the invoice. Please reply to this email if you have any questions about the invoice.', 'invoicing' ),
+            'std'      => __('<p>Hi {name},</p><p>An invoice of {invoice_total} has been created for you on {site_title}. You can <a href="{invoice_link}">view</a> or <a href="{invoice_pay_link}">pay</a> the invoice. Please reply to this email if you have any questions about the invoice.', 'invoicing'),
             'class'    => 'large',
             'size'     => '10'
         ),
@@ -471,53 +471,53 @@ 
 
         'email_user_note_header' => array(
             'id'       => 'email_user_note_header',
-            'name'     => '<h3>' . __( 'Customer Note', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent when you add a customer note to an invoice/quote.', 'invoicing' ),
+            'name'     => '<h3>' . __('Customer Note', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent when you add a customer note to an invoice/quote.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_user_note_active' => array(
             'id'       => 'email_user_note_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_user_note_admin_bcc' => array(
             'id'       => 'email_user_note_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send a copy of this notification email to the site admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send a copy of this notification email to the site admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 0
         ),
 
         'email_user_note_subject' => array(
             'id'       => 'email_user_note_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Note added to your {invoice_label} #{invoice_number} from {invoice_date}', 'invoicing' ),
+            'std'      => __('[{site_title}] Note added to your {invoice_label} #{invoice_number} from {invoice_date}', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_user_note_heading' => array(
             'id'       => 'email_user_note_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'A note has been added to your {invoice_label}', 'invoicing' ),
+            'std'      => __('A note has been added to your {invoice_label}', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_user_note_body' => array(
             'id'       => 'email_user_note_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
-            'desc'     => __( 'The content of the email (wildcards and HTML are allowed).', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
+            'desc'     => __('The content of the email (wildcards and HTML are allowed).', 'invoicing'),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {name},</p><p>Following note has been added to your {invoice_label}:</p><blockquote class="wpinv-note">{customer_note}</blockquote>', 'invoicing' ),
+            'std'      => __('<p>Hi {name},</p><p>Following note has been added to your {invoice_label}:</p><blockquote class="wpinv-note">{customer_note}</blockquote>', 'invoicing'),
             'class'    => 'large',
             'size'     => '10'
         ),
@@ -528,63 +528,63 @@ 
 
         'email_overdue_header' => array(
             'id'       => 'email_overdue_header',
-            'name'     => '<h3>' . __( 'Payment Reminder', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'Payment reminder emails are sent to customers whenever their invoices are due.', 'invoicing' ),
+            'name'     => '<h3>' . __('Payment Reminder', 'invoicing') . '</h3>',
+            'desc'     => __('Payment reminder emails are sent to customers whenever their invoices are due.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_overdue_active' => array(
             'id'       => 'email_overdue_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_overdue_admin_bcc' => array(
             'id'       => 'email_overdue_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send a copy of this notification email to the site admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send a copy of this notification email to the site admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 0
         ),
 
         'email_overdue_days' => array(
             'id'       => 'email_overdue_days',
-            'name'     => __( 'When to Send', 'invoicing' ),
-            'desc'     => __( 'Check when you would like payment reminders sent out.', 'invoicing' ),
+            'name'     => __('When to Send', 'invoicing'),
+            'desc'     => __('Check when you would like payment reminders sent out.', 'invoicing'),
             'help-tip' => true,
-            'std'      => array( '1' ),
+            'std'      => array('1'),
             'type'     => 'multicheck',
             'options'  => $overdue_days_options,
         ),
 
         'email_overdue_subject' => array(
             'id'       => 'email_overdue_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the invoice receipt email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the invoice receipt email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Payment Reminder', 'invoicing' ),
+            'std'      => __('[{site_title}] Payment Reminder', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_overdue_heading' => array(
             'id'       => 'email_overdue_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Payment reminder for your invoice', 'invoicing' ),
+            'std'      => __('Payment reminder for your invoice', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_overdue_body' => array(
             'id'       => 'email_overdue_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
-            'desc'     => __( 'The content of the email.', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
+            'desc'     => __('The content of the email.', 'invoicing'),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {full_name},</p><p>This is just a friendly reminder that your invoice <a href="{invoice_link}">#{invoice_number}</a> {is_was} due on {invoice_due_date}.</p><p>The total of this invoice is {invoice_total}</p><p>To view / pay now for this invoice please use the following link: <a class="btn btn-success" href="{invoice_link}">View / Pay</a></p>', 'invoicing' ),
+            'std'      => __('<p>Hi {full_name},</p><p>This is just a friendly reminder that your invoice <a href="{invoice_link}">#{invoice_number}</a> {is_was} due on {invoice_due_date}.</p><p>The total of this invoice is {invoice_total}</p><p>To view / pay now for this invoice please use the following link: <a class="btn btn-success" href="{invoice_link}">View / Pay</a></p>', 'invoicing'),
             'class'    => 'large',
             'size'     => 10,
         ),
@@ -595,63 +595,63 @@ 
 
         'email_renewal_reminder_header' => array(
             'id'       => 'email_renewal_reminder_header',
-            'name'     => '<h3>' . __( 'Renewal Reminder', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent to customers whenever their subscription is about to expire.', 'invoicing' ),
+            'name'     => '<h3>' . __('Renewal Reminder', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent to customers whenever their subscription is about to expire.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_renewal_reminder_active' => array(
             'id'       => 'email_renewal_reminder_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 0
         ),
 
         'email_renewal_reminder_admin_bcc' => array(
             'id'       => 'email_renewal_reminder_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send a copy of this notification email to the site admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send a copy of this notification email to the site admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 0
         ),
 
         'email_renewal_reminder_days' => array(
             'id'       => 'email_renewal_reminder_days',
-            'name'     => __( 'When to Send', 'invoicing' ),
-            'desc'     => __( 'Check when you would like renewal reminders sent out.', 'invoicing' ),
+            'name'     => __('When to Send', 'invoicing'),
+            'desc'     => __('Check when you would like renewal reminders sent out.', 'invoicing'),
             'help-tip' => true,
-            'std'      => array( '1', '5', '10' ),
+            'std'      => array('1', '5', '10'),
             'type'     => 'multicheck',
             'options'  => $renewal_days_options,
         ),
 
         'email_renewal_reminder_subject' => array(
             'id'       => 'email_renewal_reminder_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Renewal Reminder', 'invoicing' ),
+            'std'      => __('[{site_title}] Renewal Reminder', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_renewal_reminder_heading' => array(
             'id'       => 'email_renewal_reminder_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading contained within the email notification.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading contained within the email notification.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Upcoming renewal reminder', 'invoicing' ),
+            'std'      => __('Upcoming renewal reminder', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_renewal_reminder_body' => array(
             'id'       => 'email_renewal_reminder_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
-            'desc'     => __( 'The content of the email.', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
+            'desc'     => __('The content of the email.', 'invoicing'),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {full_name},</p><p>This is just a friendly reminder that your subscription for invoice <a href="{invoice_link}">#{invoice_number}</a> will renew on {subscription_renewal_date}.</p>', 'invoicing' ),
+            'std'      => __('<p>Hi {full_name},</p><p>This is just a friendly reminder that your subscription for invoice <a href="{invoice_link}">#{invoice_number}</a> will renew on {subscription_renewal_date}.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => 10,
         ),
@@ -662,53 +662,53 @@ 
 
         'email_subscription_trial_header' => array(
             'id'       => 'email_subscription_trial_header',
-            'name'     => '<h3>' . __( 'Trial Started', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent when a customer starts a subscription trial.', 'invoicing' ),
+            'name'     => '<h3>' . __('Trial Started', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent when a customer starts a subscription trial.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_subscription_trial_active' => array(
             'id'       => 'email_subscription_trial_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 0
         ),
 
         'email_subscription_trial_bcc' => array(
             'id'       => 'email_subscription_trial_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send a copy of this notification email to the site admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send a copy of this notification email to the site admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 0
         ),
 
         'email_subscription_trial_subject' => array(
             'id'       => 'email_subscription_trial_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the subscription trial email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the subscription trial email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Trial Started', 'invoicing' ),
+            'std'      => __('[{site_title}] Trial Started', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_subscription_trial_heading' => array(
             'id'       => 'email_subscription_trial_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading of this email.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading of this email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Trial Started', 'invoicing' ),
+            'std'      => __('Trial Started', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_subscription_trial_body' => array(
             'id'       => 'email_trial_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
-            'desc'     => __( 'The content of the email.', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
+            'desc'     => __('The content of the email.', 'invoicing'),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {first_name},</p><p>Your trial for {subscription_name} is now active and will renew on {subscription_renewal_date}.</p>', 'invoicing' ),
+            'std'      => __('<p>Hi {first_name},</p><p>Your trial for {subscription_name} is now active and will renew on {subscription_renewal_date}.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => 10,
         ),
@@ -718,53 +718,53 @@ 
 
         'email_subscription_cancelled_header' => array(
             'id'       => 'email_subscription_cancelled_header',
-            'name'     => '<h3>' . __( 'Subscription Cancelled', 'invoicing' ) . '</h3>',
-            'desc'     => __( 'These emails are sent when a customer cancels their subscription.', 'invoicing' ),
+            'name'     => '<h3>' . __('Subscription Cancelled', 'invoicing') . '</h3>',
+            'desc'     => __('These emails are sent when a customer cancels their subscription.', 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_subscription_cancelled_active' => array(
             'id'       => 'email_subscription_cancelled_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_subscription_cancelled_bcc' => array(
             'id'       => 'email_subscription_cancelled_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send a copy of this notification email to the site admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send a copy of this notification email to the site admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_subscription_cancelled_subject' => array(
             'id'       => 'email_subscription_cancelled_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the subscription cancelled email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the subscription cancelled email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Subscription Cancelled', 'invoicing' ),
+            'std'      => __('[{site_title}] Subscription Cancelled', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_subscription_cancelled_heading' => array(
             'id'       => 'email_subscription_complete_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading of this email.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading of this email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Subscription Cancelled', 'invoicing' ),
+            'std'      => __('Subscription Cancelled', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_subscription_cancelled_body' => array(
             'id'       => 'email_cancelled_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
-            'desc'     => __( 'The content of the email.', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
+            'desc'     => __('The content of the email.', 'invoicing'),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {first_name},</p><p>Your subscription for {subscription_name} has been cancelled and will no longer renew.</p>', 'invoicing' ),
+            'std'      => __('<p>Hi {first_name},</p><p>Your subscription for {subscription_name} has been cancelled and will no longer renew.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => 10,
         ),
@@ -774,53 +774,53 @@ 
 
         'email_subscription_expired_header' => array(
             'id'       => 'email_subscription_expired_header',
-            'name'     => '<h3>' . __( 'Subscription Expired', 'invoicing' ) . '</h3>',
-            'desc'     => __( "These emails are sent when a customer's subscription expires and automatic renewal fails.", 'invoicing' ),
+            'name'     => '<h3>' . __('Subscription Expired', 'invoicing') . '</h3>',
+            'desc'     => __("These emails are sent when a customer's subscription expires and automatic renewal fails.", 'invoicing'),
             'type'     => 'header',
         ),
 
         'email_subscription_expired_active' => array(
             'id'       => 'email_subscription_expired_active',
-            'name'     => __( 'Enable/Disable', 'invoicing' ),
-            'desc'     => __( 'Enable this email notification', 'invoicing' ),
+            'name'     => __('Enable/Disable', 'invoicing'),
+            'desc'     => __('Enable this email notification', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_subscription_expired_bcc' => array(
             'id'       => 'email_subscription_expired_admin_bcc',
-            'name'     => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'     => __( 'Check if you want to send a copy of this notification email to the site admin.', 'invoicing' ),
+            'name'     => __('Enable Admin BCC', 'invoicing'),
+            'desc'     => __('Check if you want to send a copy of this notification email to the site admin.', 'invoicing'),
             'type'     => 'checkbox',
             'std'      => 1
         ),
 
         'email_subscription_expired_subject' => array(
             'id'       => 'email_subscription_expired_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the subscription expired email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the subscription expired email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Subscription Expired', 'invoicing' ),
+            'std'      => __('[{site_title}] Subscription Expired', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_subscription_expired_heading' => array(
             'id'       => 'email_subscription_expired_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading of this email.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading of this email.', 'invoicing'),
             'type'     => 'text',
-            'std'      => __( 'Subscription Expired', 'invoicing' ),
+            'std'      => __('Subscription Expired', 'invoicing'),
             'help-tip' => true,
             'size'     => 'large'
         ),
 
         'email_subscription_expired_body' => array(
             'id'       => 'email_expired_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
-            'desc'     => __( 'The content of the email.', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
+            'desc'     => __('The content of the email.', 'invoicing'),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {first_name},</p><p>Your subscription for {subscription_name} has expired.</p>', 'invoicing' ),
+            'std'      => __('<p>Hi {first_name},</p><p>Your subscription for {subscription_name} has expired.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => 10,
         ),
@@ -830,53 +830,53 @@ 
 
         'email_subscription_complete_header' => array(
             'id'     => 'email_subscription_complete_header',
-            'name'   => '<h3>' . __( 'Subscription Complete', 'invoicing' ) . '</h3>',
-            'desc'   => __( 'These emails are sent when a customer completes their subscription.', 'invoicing' ),
+            'name'   => '<h3>' . __('Subscription Complete', 'invoicing') . '</h3>',
+            'desc'   => __('These emails are sent when a customer completes their subscription.', 'invoicing'),
             'type'   => 'header',
         ),
 
         'email_subscription_complete_active' => array(
             'id'      => 'email_subscription_complete_active',
-            'name'    => __( 'Enable/Disable', 'invoicing' ),
-            'desc'    => __( 'Enable this email notification', 'invoicing' ),
+            'name'    => __('Enable/Disable', 'invoicing'),
+            'desc'    => __('Enable this email notification', 'invoicing'),
             'type'    => 'checkbox',
             'std'     => 1
         ),
 
         'email_subscription_complete_bcc' => array(
             'id'      => 'email_subscription_complete_admin_bcc',
-            'name'    => __( 'Enable Admin BCC', 'invoicing' ),
-            'desc'    => __( 'Check if you want to send a copy of this notification email to the site admin.', 'invoicing' ),
+            'name'    => __('Enable Admin BCC', 'invoicing'),
+            'desc'    => __('Check if you want to send a copy of this notification email to the site admin.', 'invoicing'),
             'type'    => 'checkbox',
             'std'     => 1
         ),
 
         'email_subscription_complete_subject' => array(
             'id'       => 'email_subscription_complete_subject',
-            'name'     => __( 'Subject', 'invoicing' ),
-            'desc'     => __( 'Enter the subject line for the subscription complete email.', 'invoicing' ),
+            'name'     => __('Subject', 'invoicing'),
+            'desc'     => __('Enter the subject line for the subscription complete email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( '[{site_title}] Subscription Complete', 'invoicing' ),
+            'std'      => __('[{site_title}] Subscription Complete', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_subscription_complete_heading' => array(
             'id'       => 'email_subscription_complete_heading',
-            'name'     => __( 'Email Heading', 'invoicing' ),
-            'desc'     => __( 'Enter the main heading of this email.', 'invoicing' ),
+            'name'     => __('Email Heading', 'invoicing'),
+            'desc'     => __('Enter the main heading of this email.', 'invoicing'),
             'help-tip' => true,
             'type'     => 'text',
-            'std'      => __( 'Subscription Complete', 'invoicing' ),
+            'std'      => __('Subscription Complete', 'invoicing'),
             'size'     => 'large'
         ),
 
         'email_subscription_complete_body' => array(
             'id'       => 'email_complete_body',
-            'name'     => __( 'Email Content', 'invoicing' ),
-            'desc'     => __( 'The content of the email.', 'invoicing' ),
+            'name'     => __('Email Content', 'invoicing'),
+            'desc'     => __('The content of the email.', 'invoicing'),
             'type'     => 'rich_editor',
-            'std'      => __( '<p>Hi {first_name},</p><p>Your subscription for {subscription_name} is now complete.</p>', 'invoicing' ),
+            'std'      => __('<p>Hi {first_name},</p><p>Your subscription for {subscription_name} is now complete.</p>', 'invoicing'),
             'class'    => 'large',
             'size'     => 10,
         ),