AyeCode / invoicing

vendor/composer/installers/src/Composer/Installers/CakePHPInstaller.php

Spacing +2 added lines, -2 removed lines

@@ -36,7 +36,7 @@ 
     public function getLocations()
     {
         if ($this->matchesCakeVersion('>=', '3.0.0')) {
-            $this->locations['plugin'] =  $this->composer->getConfig()->get('vendor-dir') . '/{$vendor}/{$name}/';
+            $this->locations['plugin'] = $this->composer->getConfig()->get('vendor-dir') . '/{$vendor}/{$name}/';
         }
         return $this->locations;
     }
@@ -51,7 +51,7 @@ 
     protected function matchesCakeVersion($matcher, $version)
     {
         $repositoryManager = $this->composer->getRepositoryManager();
-        if (! $repositoryManager) {
+        if (!$repositoryManager) {
             return false;
         }
 

vendor/composer/installers/src/Composer/Installers/OxidInstaller.php

Indentation +41 added lines, -41 removed lines

@@ -5,7 +5,7 @@ 
 
 class OxidInstaller extends BaseInstaller
 {
-	const VENDOR_PATTERN = '/^modules\/(?P<vendor>.+)\/.+/';
+    const VENDOR_PATTERN = '/^modules\/(?P<vendor>.+)\/.+/';
 
     protected $locations = array(
         'module'    => 'modules/{$name}/',
@@ -13,47 +13,47 @@ 
         'out'    => 'out/{$name}/',
     );
 
-	/**
-	 * getInstallPath
-	 *
-	 * @param PackageInterface $package
-	 * @param string $frameworkType
-	 * @return string
-	 */
-	public function getInstallPath(PackageInterface $package, $frameworkType = '')
-	{
-		$installPath = parent::getInstallPath($package, $frameworkType);
-		$type = $this->package->getType();
-		if ($type === 'oxid-module') {
-			$this->prepareVendorDirectory($installPath);
-		}
-		return $installPath;
-	}
+    /**
+     * getInstallPath
+     *
+     * @param PackageInterface $package
+     * @param string $frameworkType
+     * @return string
+     */
+    public function getInstallPath(PackageInterface $package, $frameworkType = '')
+    {
+        $installPath = parent::getInstallPath($package, $frameworkType);
+        $type = $this->package->getType();
+        if ($type === 'oxid-module') {
+            $this->prepareVendorDirectory($installPath);
+        }
+        return $installPath;
+    }
 
-	/**
-	 * prepareVendorDirectory
-	 *
-	 * Makes sure there is a vendormetadata.php file inside
-	 * the vendor folder if there is a vendor folder.
-	 *
-	 * @param string $installPath
-	 * @return void
-	 */
-	protected function prepareVendorDirectory($installPath)
-	{
-		$matches = '';
-		$hasVendorDirectory = preg_match(self::VENDOR_PATTERN, $installPath, $matches);
-		if (!$hasVendorDirectory) {
-			return;
-		}
+    /**
+     * prepareVendorDirectory
+     *
+     * Makes sure there is a vendormetadata.php file inside
+     * the vendor folder if there is a vendor folder.
+     *
+     * @param string $installPath
+     * @return void
+     */
+    protected function prepareVendorDirectory($installPath)
+    {
+        $matches = '';
+        $hasVendorDirectory = preg_match(self::VENDOR_PATTERN, $installPath, $matches);
+        if (!$hasVendorDirectory) {
+            return;
+        }
 
-		$vendorDirectory = $matches['vendor'];
-		$vendorPath = getcwd() . '/modules/' . $vendorDirectory;
-		if (!file_exists($vendorPath)) {
-			mkdir($vendorPath, 0755, true);
-		}
+        $vendorDirectory = $matches['vendor'];
+        $vendorPath = getcwd() . '/modules/' . $vendorDirectory;
+        if (!file_exists($vendorPath)) {
+            mkdir($vendorPath, 0755, true);
+        }
 
-		$vendorMetaDataPath = $vendorPath . '/vendormetadata.php';
-		touch($vendorMetaDataPath);
-	}
+        $vendorMetaDataPath = $vendorPath . '/vendormetadata.php';
+        touch($vendorMetaDataPath);
+    }
 }

vendor/composer/installed.php

Indentation +54 added lines, -54 removed lines

@@ -1,6 +1,6 @@ 
 <?php return array (
-  'root' => 
-  array (
+    'root' => 
+    array (
     'pretty_version' => 'dev-master',
     'version' => 'dev-master',
     'aliases' => 
@@ -8,85 +8,85 @@ 
     ),
     'reference' => '4b094a9228b10d14ba32d30d478a694ed5bf34eb',
     'name' => 'ayecode/invoicing',
-  ),
-  'versions' => 
-  array (
+    ),
+    'versions' => 
+    array (
     'ayecode/ayecode-connect-helper' => 
     array (
-      'pretty_version' => '1.0.3',
-      'version' => '1.0.3.0',
-      'aliases' => 
-      array (
-      ),
-      'reference' => '1af7cdefdbd20d4443a3ab4834e4c1cd8fe57fb4',
+        'pretty_version' => '1.0.3',
+        'version' => '1.0.3.0',
+        'aliases' => 
+        array (
+        ),
+        'reference' => '1af7cdefdbd20d4443a3ab4834e4c1cd8fe57fb4',
     ),
     'ayecode/invoicing' => 
     array (
-      'pretty_version' => 'dev-master',
-      'version' => 'dev-master',
-      'aliases' => 
-      array (
-      ),
-      'reference' => '4b094a9228b10d14ba32d30d478a694ed5bf34eb',
+        'pretty_version' => 'dev-master',
+        'version' => 'dev-master',
+        'aliases' => 
+        array (
+        ),
+        'reference' => '4b094a9228b10d14ba32d30d478a694ed5bf34eb',
     ),
     'ayecode/wp-ayecode-ui' => 
     array (
-      'pretty_version' => '0.1.41',
-      'version' => '0.1.41.0',
-      'aliases' => 
-      array (
-      ),
-      'reference' => '5646d3060999d75b74c0d723e44fe84fce9d2a4b',
+        'pretty_version' => '0.1.41',
+        'version' => '0.1.41.0',
+        'aliases' => 
+        array (
+        ),
+        'reference' => '5646d3060999d75b74c0d723e44fe84fce9d2a4b',
     ),
     'ayecode/wp-font-awesome-settings' => 
     array (
-      'pretty_version' => '1.0.12',
-      'version' => '1.0.12.0',
-      'aliases' => 
-      array (
-      ),
-      'reference' => '754cca6fda775f3e0b56b90a810dfcaea62ea288',
+        'pretty_version' => '1.0.12',
+        'version' => '1.0.12.0',
+        'aliases' => 
+        array (
+        ),
+        'reference' => '754cca6fda775f3e0b56b90a810dfcaea62ea288',
     ),
     'ayecode/wp-super-duper' => 
     array (
-      'pretty_version' => '1.0.23',
-      'version' => '1.0.23.0',
-      'aliases' => 
-      array (
-      ),
-      'reference' => '9473c0b7cf3ef4c32374222994a3e4613cdaeb48',
+        'pretty_version' => '1.0.23',
+        'version' => '1.0.23.0',
+        'aliases' => 
+        array (
+        ),
+        'reference' => '9473c0b7cf3ef4c32374222994a3e4613cdaeb48',
     ),
     'composer/installers' => 
     array (
-      'pretty_version' => 'v1.10.0',
-      'version' => '1.10.0.0',
-      'aliases' => 
-      array (
-      ),
-      'reference' => '1a0357fccad9d1cc1ea0c9a05b8847fbccccb78d',
+        'pretty_version' => 'v1.10.0',
+        'version' => '1.10.0.0',
+        'aliases' => 
+        array (
+        ),
+        'reference' => '1a0357fccad9d1cc1ea0c9a05b8847fbccccb78d',
     ),
     'maxmind-db/reader' => 
     array (
-      'pretty_version' => 'v1.6.0',
-      'version' => '1.6.0.0',
-      'aliases' => 
-      array (
-      ),
-      'reference' => 'febd4920bf17c1da84cef58e56a8227dfb37fbe4',
+        'pretty_version' => 'v1.6.0',
+        'version' => '1.6.0.0',
+        'aliases' => 
+        array (
+        ),
+        'reference' => 'febd4920bf17c1da84cef58e56a8227dfb37fbe4',
     ),
     'roundcube/plugin-installer' => 
     array (
-      'replaced' => 
-      array (
+        'replaced' => 
+        array (
         0 => '*',
-      ),
+        ),
     ),
     'shama/baton' => 
     array (
-      'replaced' => 
-      array (
+        'replaced' => 
+        array (
         0 => '*',
-      ),
+        ),
+    ),
     ),
-  ),
 );

Spacing +22 added lines, -22 removed lines

@@ -1,90 +1,90 @@
-<?php return array (
+<?php return array(
   'root' => 
-  array (
+  array(
     'pretty_version' => 'dev-master',
     'version' => 'dev-master',
     'aliases' => 
-    array (
+    array(
     ),
     'reference' => '4b094a9228b10d14ba32d30d478a694ed5bf34eb',
     'name' => 'ayecode/invoicing',
   ),
   'versions' => 
-  array (
+  array(
     'ayecode/ayecode-connect-helper' => 
-    array (
+    array(
       'pretty_version' => '1.0.3',
       'version' => '1.0.3.0',
       'aliases' => 
-      array (
+      array(
       ),
       'reference' => '1af7cdefdbd20d4443a3ab4834e4c1cd8fe57fb4',
     ),
     'ayecode/invoicing' => 
-    array (
+    array(
       'pretty_version' => 'dev-master',
       'version' => 'dev-master',
       'aliases' => 
-      array (
+      array(
       ),
       'reference' => '4b094a9228b10d14ba32d30d478a694ed5bf34eb',
     ),
     'ayecode/wp-ayecode-ui' => 
-    array (
+    array(
       'pretty_version' => '0.1.41',
       'version' => '0.1.41.0',
       'aliases' => 
-      array (
+      array(
       ),
       'reference' => '5646d3060999d75b74c0d723e44fe84fce9d2a4b',
     ),
     'ayecode/wp-font-awesome-settings' => 
-    array (
+    array(
       'pretty_version' => '1.0.12',
       'version' => '1.0.12.0',
       'aliases' => 
-      array (
+      array(
       ),
       'reference' => '754cca6fda775f3e0b56b90a810dfcaea62ea288',
     ),
     'ayecode/wp-super-duper' => 
-    array (
+    array(
       'pretty_version' => '1.0.23',
       'version' => '1.0.23.0',
       'aliases' => 
-      array (
+      array(
       ),
       'reference' => '9473c0b7cf3ef4c32374222994a3e4613cdaeb48',
     ),
     'composer/installers' => 
-    array (
+    array(
       'pretty_version' => 'v1.10.0',
       'version' => '1.10.0.0',
       'aliases' => 
-      array (
+      array(
       ),
       'reference' => '1a0357fccad9d1cc1ea0c9a05b8847fbccccb78d',
     ),
     'maxmind-db/reader' => 
-    array (
+    array(
       'pretty_version' => 'v1.6.0',
       'version' => '1.6.0.0',
       'aliases' => 
-      array (
+      array(
       ),
       'reference' => 'febd4920bf17c1da84cef58e56a8227dfb37fbe4',
     ),
     'roundcube/plugin-installer' => 
-    array (
+    array(
       'replaced' => 
-      array (
+      array(
         0 => '*',
       ),
     ),
     'shama/baton' => 
-    array (
+    array(
       'replaced' => 
-      array (
+      array(
         0 => '*',
       ),
     ),

vendor/ayecode/wp-ayecode-ui/ayecode-ui-loader.php

Indentation +18 added lines, -18 removed lines

@@ -7,40 +7,40 @@
  * Bail if we are not in WP.
  */
 if ( ! defined( 'ABSPATH' ) ) {
-	exit;
+    exit;
 }
 
 /**
  * Set the version only if its the current newest while loading.
  */
 add_action('after_setup_theme', function () {
-	global $ayecode_ui_version,$ayecode_ui_file_key;
-	$this_version = "0.1.41";
-	if(version_compare($this_version , $ayecode_ui_version, '>')){
-		$ayecode_ui_version = $this_version ;
-		$ayecode_ui_file_key = wp_hash( __FILE__ );
-	}
+    global $ayecode_ui_version,$ayecode_ui_file_key;
+    $this_version = "0.1.41";
+    if(version_compare($this_version , $ayecode_ui_version, '>')){
+        $ayecode_ui_version = $this_version ;
+        $ayecode_ui_file_key = wp_hash( __FILE__ );
+    }
 },0);
 
 /**
  * Load this version of WP Bootstrap Settings only if the file hash is the current one.
  */
 add_action('after_setup_theme', function () {
-	global $ayecode_ui_file_key;
-	if($ayecode_ui_file_key && $ayecode_ui_file_key == wp_hash( __FILE__ )){
-		include_once( dirname( __FILE__ ) . '/includes/class-aui.php' );
-		include_once( dirname( __FILE__ ) . '/includes/ayecode-ui-settings.php' );
-	}
+    global $ayecode_ui_file_key;
+    if($ayecode_ui_file_key && $ayecode_ui_file_key == wp_hash( __FILE__ )){
+        include_once( dirname( __FILE__ ) . '/includes/class-aui.php' );
+        include_once( dirname( __FILE__ ) . '/includes/ayecode-ui-settings.php' );
+    }
 },1);
 
 /**
  * Add the function that calls the class.
  */
 if(!function_exists('aui')){
-	function aui(){
-		if(!class_exists("AUI",false)){
-			return false;
-		}
-		return AUI::instance();
-	}
+    function aui(){
+        if(!class_exists("AUI",false)){
+            return false;
+        }
+        return AUI::instance();
+    }
 }
\ No newline at end of file

Spacing +13 added lines, -13 removed lines

@@ -6,39 +6,39 @@
 /**
  * Bail if we are not in WP.
  */
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
 	exit;
 }
 
 /**
  * Set the version only if its the current newest while loading.
  */
-add_action('after_setup_theme', function () {
-	global $ayecode_ui_version,$ayecode_ui_file_key;
+add_action('after_setup_theme', function() {
+	global $ayecode_ui_version, $ayecode_ui_file_key;
 	$this_version = "0.1.41";
-	if(version_compare($this_version , $ayecode_ui_version, '>')){
-		$ayecode_ui_version = $this_version ;
-		$ayecode_ui_file_key = wp_hash( __FILE__ );
+	if (version_compare($this_version, $ayecode_ui_version, '>')) {
+		$ayecode_ui_version = $this_version;
+		$ayecode_ui_file_key = wp_hash(__FILE__);
 	}
 },0);
 
 /**
  * Load this version of WP Bootstrap Settings only if the file hash is the current one.
  */
-add_action('after_setup_theme', function () {
+add_action('after_setup_theme', function() {
 	global $ayecode_ui_file_key;
-	if($ayecode_ui_file_key && $ayecode_ui_file_key == wp_hash( __FILE__ )){
-		include_once( dirname( __FILE__ ) . '/includes/class-aui.php' );
-		include_once( dirname( __FILE__ ) . '/includes/ayecode-ui-settings.php' );
+	if ($ayecode_ui_file_key && $ayecode_ui_file_key == wp_hash(__FILE__)) {
+		include_once(dirname(__FILE__) . '/includes/class-aui.php');
+		include_once(dirname(__FILE__) . '/includes/ayecode-ui-settings.php');
 	}
 },1);
 
 /**
  * Add the function that calls the class.
  */
-if(!function_exists('aui')){
-	function aui(){
-		if(!class_exists("AUI",false)){
+if (!function_exists('aui')) {
+	function aui() {
+		if (!class_exists("AUI", false)) {
 			return false;
 		}
 		return AUI::instance();

templates/payment-forms/form.php

Spacing +22 added lines, -22 removed lines

@@ -7,44 +7,44 @@ 
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 // Make sure that the form is active.
-if ( ! $form->is_active() ) {
+if (!$form->is_active()) {
     echo aui()->alert(
         array(
             'type'    => 'warning',
-            'content' => __( 'This payment form is no longer active', 'invoicing' ),
+            'content' => __('This payment form is no longer active', 'invoicing'),
         )
     );
     return;
 }
 
 // Fires before displaying a payment form.
-do_action( 'getpaid_before_payment_form', $form );
+do_action('getpaid_before_payment_form', $form);
 ?>
 
-<form class='getpaid-payment-form getpaid-payment-form-<?php echo absint( $form->get_id() ); ?> bsui position-relative' method='POST' data-key='<?php echo uniqid('gpf'); ?>'>
+<form class='getpaid-payment-form getpaid-payment-form-<?php echo absint($form->get_id()); ?> bsui position-relative' method='POST' data-key='<?php echo uniqid('gpf'); ?>'>
 
 
     <?php
     
         // Fires when printing the top of a payment form.
-        do_action( 'getpaid_payment_form_top', $form );
+        do_action('getpaid_payment_form_top', $form);
 
         // And the optional invoice id.
-        if ( ! empty( $form->invoice ) ) {
-            echo getpaid_hidden_field( 'invoice_id', $form->invoice->get_id() );
+        if (!empty($form->invoice)) {
+            echo getpaid_hidden_field('invoice_id', $form->invoice->get_id());
         }
 
         // We also want to include the form id.
-        echo getpaid_hidden_field( 'form_id', $form->get_id() );
+        echo getpaid_hidden_field('form_id', $form->get_id());
 
         // And an indication that this is a payment form submission.
-        echo getpaid_hidden_field( 'getpaid_payment_form_submission', '1' );
+        echo getpaid_hidden_field('getpaid_payment_form_submission', '1');
 
         // Fires before displaying payment form elements.
-        do_action( 'getpaid_payment_form_before_elements', $form );
+        do_action('getpaid_payment_form_before_elements', $form);
 
         // Display the elements.
         ?>
@@ -52,13 +52,13 @@ 
             <div class="row">
                 <?php
 
-                    foreach ( $form->get_elements() as $element ) {
+                    foreach ($form->get_elements() as $element) {
 
-                        if ( isset( $element['type'] ) ) {
-                            $grid_class = esc_attr( getpaid_get_form_element_grid_class( $element ) );
+                        if (isset($element['type'])) {
+                            $grid_class = esc_attr(getpaid_get_form_element_grid_class($element));
                             echo "<div class='$grid_class'>";
-                            do_action( 'getpaid_payment_form_element', $element, $form );
-                            do_action( "getpaid_payment_form_element_{$element['type']}_template", $element, $form );
+                            do_action('getpaid_payment_form_element', $element, $form);
+                            do_action("getpaid_payment_form_element_{$element['type']}_template", $element, $form);
                             echo "</div>";
                         }
 
@@ -70,16 +70,16 @@ 
 
         <?php
         // Fires after displaying payment form elements.
-        do_action( 'getpaid_payment_form_after_elements', $form );
+        do_action('getpaid_payment_form_after_elements', $form);
 
         echo "<div class='getpaid-payment-form-errors alert alert-danger d-none'></div>";
 
-        if ( wpinv_current_user_can_manage_invoicing() ) {
+        if (wpinv_current_user_can_manage_invoicing()) {
 
             edit_post_link(
-                __( 'Edit this form.', 'invoicing' ),
+                __('Edit this form.', 'invoicing'),
                 '<small class="form-text text-muted">',
-                '&nbsp;' . __( 'This is only visible to website administators.', 'invoicing' ) . '</small>',
+                '&nbsp;' . __('This is only visible to website administators.', 'invoicing') . '</small>',
                 $form->get_id(),
                 'text-danger'
             );
@@ -91,7 +91,7 @@ 
 
     <div class="loading_div overlay overlay-black position-absolute row m-0 rounded overflow-hidden" style="height: 100%;width: 100%;top: 0px;z-index: 2;display:none;">
         <div class="spinner-border mx-auto align-self-center text-white" role="status">
-            <span class="sr-only"><?php _e( 'Loading...', 'invoicing' );?></span>
+            <span class="sr-only"><?php _e('Loading...', 'invoicing'); ?></span>
         </div>
     </div>
 
@@ -100,4 +100,4 @@ 
 <?php
 
 // Fires after displaying a payment form.
-do_action( 'getpaid_after_payment_form', $form );
+do_action('getpaid_after_payment_form', $form);

includes/admin/class-getpaid-admin.php

Indentation +386 added lines, -386 removed lines

@@ -14,76 +14,76 @@ 
 class GetPaid_Admin {
 
     /**
-	 * Local path to this plugins admin directory
-	 *
-	 * @var         string
-	 */
-	public $admin_path;
-
-	/**
-	 * Web path to this plugins admin directory
-	 *
-	 * @var         string
-	 */
-	public $admin_url;
+     * Local path to this plugins admin directory
+     *
+     * @var         string
+     */
+    public $admin_path;
+
+    /**
+     * Web path to this plugins admin directory
+     *
+     * @var         string
+     */
+    public $admin_url;
 	
-	/**
-	 * Reports components.
-	 *
-	 * @var GetPaid_Reports
-	 */
+    /**
+     * Reports components.
+     *
+     * @var GetPaid_Reports
+     */
     public $reports;
 
     /**
-	 * Class constructor.
-	 */
-	public function __construct(){
+     * Class constructor.
+     */
+    public function __construct(){
 
         $this->admin_path  = plugin_dir_path( __FILE__ );
-		$this->admin_url   = plugins_url( '/', __FILE__ );
-		$this->reports     = new GetPaid_Reports();
+        $this->admin_url   = plugins_url( '/', __FILE__ );
+        $this->reports     = new GetPaid_Reports();
 
         if ( is_admin() ) {
-			$this->init_admin_hooks();
+            $this->init_admin_hooks();
         }
 
     }
 
     /**
-	 * Init action and filter hooks
-	 *
-	 */
-	private function init_admin_hooks() {
+     * Init action and filter hooks
+     *
+     */
+    private function init_admin_hooks() {
         add_action( 'admin_enqueue_scripts', array( $this, 'enqeue_scripts' ) );
         add_filter( 'admin_body_class', array( $this, 'admin_body_class' ) );
         add_action( 'admin_init', array( $this, 'init_ayecode_connect_helper' ) );
         add_action( 'admin_init', array( $this, 'activation_redirect') );
         add_action( 'admin_init', array( $this, 'maybe_do_admin_action') );
-		add_action( 'admin_notices', array( $this, 'show_notices' ) );
-		add_action( 'getpaid_authenticated_admin_action_rate_plugin', array( $this, 'redirect_to_wordpress_rating_page' ) );
-		add_action( 'getpaid_authenticated_admin_action_send_invoice', array( $this, 'send_customer_invoice' ) );
-		add_action( 'getpaid_authenticated_admin_action_send_invoice_reminder', array( $this, 'send_customer_payment_reminder' ) );
+        add_action( 'admin_notices', array( $this, 'show_notices' ) );
+        add_action( 'getpaid_authenticated_admin_action_rate_plugin', array( $this, 'redirect_to_wordpress_rating_page' ) );
+        add_action( 'getpaid_authenticated_admin_action_send_invoice', array( $this, 'send_customer_invoice' ) );
+        add_action( 'getpaid_authenticated_admin_action_send_invoice_reminder', array( $this, 'send_customer_payment_reminder' ) );
         add_action( 'getpaid_authenticated_admin_action_reset_tax_rates', array( $this, 'admin_reset_tax_rates' ) );
-		add_action( 'getpaid_authenticated_admin_action_create_missing_pages', array( $this, 'admin_create_missing_pages' ) );
-		add_action( 'getpaid_authenticated_admin_action_create_missing_tables', array( $this, 'admin_create_missing_tables' ) );
-		add_action( 'getpaid_authenticated_admin_action_migrate_old_invoices', array( $this, 'admin_migrate_old_invoices' ) );
-		add_filter( 'admin_footer_text', array( $this, 'admin_footer_text' ) );
-		do_action( 'getpaid_init_admin_hooks', $this );
+        add_action( 'getpaid_authenticated_admin_action_create_missing_pages', array( $this, 'admin_create_missing_pages' ) );
+        add_action( 'getpaid_authenticated_admin_action_create_missing_tables', array( $this, 'admin_create_missing_tables' ) );
+        add_action( 'getpaid_authenticated_admin_action_migrate_old_invoices', array( $this, 'admin_migrate_old_invoices' ) );
+        add_filter( 'admin_footer_text', array( $this, 'admin_footer_text' ) );
+        do_action( 'getpaid_init_admin_hooks', $this );
 
     }
 
     /**
-	 * Register admin scripts
-	 *
-	 */
-	public function enqeue_scripts() {
+     * Register admin scripts
+     *
+     */
+    public function enqeue_scripts() {
         global $current_screen, $pagenow;
 
-		$page    = isset( $_GET['page'] ) ? $_GET['page'] : '';
-		$editing = $pagenow == 'post.php' || $pagenow == 'post-new.php';
+        $page    = isset( $_GET['page'] ) ? $_GET['page'] : '';
+        $editing = $pagenow == 'post.php' || $pagenow == 'post-new.php';
 
         if ( ! empty( $current_screen->post_type ) ) {
-			$page = $current_screen->post_type;
+            $page = $current_screen->post_type;
         }
 
         // General styles.
@@ -105,54 +105,54 @@ 
         }
 
         // Payment form scripts.
-		if ( 'wpi_payment_form' == $page && $editing ) {
+        if ( 'wpi_payment_form' == $page && $editing ) {
             $this->load_payment_form_scripts();
         }
 
-		if ( $page == 'wpinv-subscriptions' ) {
-			wp_enqueue_script( 'postbox' );
-		}
+        if ( $page == 'wpinv-subscriptions' ) {
+            wp_enqueue_script( 'postbox' );
+        }
 
     }
 
     /**
-	 * Returns admin js translations.
-	 *
-	 */
-	protected function get_admin_i18() {
+     * Returns admin js translations.
+     *
+     */
+    protected function get_admin_i18() {
         global $post;
 
-		$date_range = array(
-			'period' => isset( $_GET['date_range'] ) ? sanitize_text_field( $_GET['date_range'] ) : '7_days'
-		);
+        $date_range = array(
+            'period' => isset( $_GET['date_range'] ) ? sanitize_text_field( $_GET['date_range'] ) : '7_days'
+        );
 
-		if ( $date_range['period'] == 'custom' ) {
+        if ( $date_range['period'] == 'custom' ) {
 			
-			if ( isset( $_GET['from'] ) ) {
-				$date_range[ 'after' ] = date( 'Y-m-d', strtotime( sanitize_text_field( $_GET['from'] ), current_time( 'timestamp' ) ) - DAY_IN_SECONDS );
-			}
+            if ( isset( $_GET['from'] ) ) {
+                $date_range[ 'after' ] = date( 'Y-m-d', strtotime( sanitize_text_field( $_GET['from'] ), current_time( 'timestamp' ) ) - DAY_IN_SECONDS );
+            }
 
-			if ( isset( $_GET['to'] ) ) {
-				$date_range[ 'before' ] = date( 'Y-m-d', strtotime( sanitize_text_field( $_GET['to'] ), current_time( 'timestamp' ) ) + DAY_IN_SECONDS );
-			}
+            if ( isset( $_GET['to'] ) ) {
+                $date_range[ 'before' ] = date( 'Y-m-d', strtotime( sanitize_text_field( $_GET['to'] ), current_time( 'timestamp' ) ) + DAY_IN_SECONDS );
+            }
 
-		}
+        }
 
         $i18n = array(
             'ajax_url'                  => admin_url( 'admin-ajax.php' ),
             'post_ID'                   => isset( $post->ID ) ? $post->ID : '',
-			'wpinv_nonce'               => wp_create_nonce( 'wpinv-nonce' ),
-			'rest_nonce'                => wp_create_nonce( 'wp_rest' ),
-			'rest_root'                 => esc_url_raw( rest_url() ),
-			'date_range'                => $date_range,
+            'wpinv_nonce'               => wp_create_nonce( 'wpinv-nonce' ),
+            'rest_nonce'                => wp_create_nonce( 'wp_rest' ),
+            'rest_root'                 => esc_url_raw( rest_url() ),
+            'date_range'                => $date_range,
             'add_invoice_note_nonce'    => wp_create_nonce( 'add-invoice-note' ),
             'delete_invoice_note_nonce' => wp_create_nonce( 'delete-invoice-note' ),
             'invoice_item_nonce'        => wp_create_nonce( 'invoice-item' ),
             'billing_details_nonce'     => wp_create_nonce( 'get-billing-details' ),
             'tax'                       => wpinv_tax_amount(),
             'discount'                  => 0,
-			'currency_symbol'           => wpinv_currency_symbol(),
-			'currency'                  => wpinv_get_currency(),
+            'currency_symbol'           => wpinv_currency_symbol(),
+            'currency'                  => wpinv_get_currency(),
             'currency_pos'              => wpinv_currency_position(),
             'thousand_sep'              => wpinv_thousands_separator(),
             'decimal_sep'               => wpinv_decimal_separator(),
@@ -172,116 +172,116 @@ 
             'item_description'          => __( 'Item Description', 'invoicing' ),
             'invoice_description'       => __( 'Invoice Description', 'invoicing' ),
             'discount_description'      => __( 'Discount Description', 'invoicing' ),
-			'searching'                 => __( 'Searching', 'invoicing' ),
-			'loading'                   => __( 'Loading...', 'invoicing' ),
+            'searching'                 => __( 'Searching', 'invoicing' ),
+            'loading'                   => __( 'Loading...', 'invoicing' ),
         );
 
-		if ( ! empty( $post ) && getpaid_is_invoice_post_type( $post->post_type ) ) {
+        if ( ! empty( $post ) && getpaid_is_invoice_post_type( $post->post_type ) ) {
 
-			$invoice              = new WPInv_Invoice( $post );
-			$i18n['save_invoice'] = sprintf(
-				__( 'Save %s', 'invoicing' ),
-				ucfirst( $invoice->get_invoice_quote_type() )
-			);
+            $invoice              = new WPInv_Invoice( $post );
+            $i18n['save_invoice'] = sprintf(
+                __( 'Save %s', 'invoicing' ),
+                ucfirst( $invoice->get_invoice_quote_type() )
+            );
 
-			$i18n['invoice_description'] = sprintf(
-				__( '%s Description', 'invoicing' ),
-				ucfirst( $invoice->get_invoice_quote_type() )
-			);
+            $i18n['invoice_description'] = sprintf(
+                __( '%s Description', 'invoicing' ),
+                ucfirst( $invoice->get_invoice_quote_type() )
+            );
 
-		}
-		return $i18n;
-	}
+        }
+        return $i18n;
+    }
 
-	/**
-	 * Change the admin footer text on GetPaid admin pages.
-	 *
-	 * @since  2.0.0
-	 * @param  string $footer_text
-	 * @return string
-	 */
-	public function admin_footer_text( $footer_text ) {
-		global $current_screen;
+    /**
+     * Change the admin footer text on GetPaid admin pages.
+     *
+     * @since  2.0.0
+     * @param  string $footer_text
+     * @return string
+     */
+    public function admin_footer_text( $footer_text ) {
+        global $current_screen;
 
-		$page    = isset( $_GET['page'] ) ? $_GET['page'] : '';
+        $page    = isset( $_GET['page'] ) ? $_GET['page'] : '';
 
         if ( ! empty( $current_screen->post_type ) ) {
-			$page = $current_screen->post_type;
+            $page = $current_screen->post_type;
         }
 
         // General styles.
         if ( apply_filters( 'getpaid_display_admin_footer_text', wpinv_current_user_can_manage_invoicing() ) && false !== stripos( $page, 'wpi' ) ) {
 
-			// Change the footer text
-			if ( ! get_user_meta( get_current_user_id(), 'getpaid_admin_footer_text_rated', true ) ) {
-
-				$rating_url  = esc_url(
-					wp_nonce_url(
-						admin_url( 'admin.php?page=wpinv-reports&getpaid-admin-action=rate_plugin' ),
-						'getpaid-nonce',
-						'getpaid-nonce'
-						)
-				);
-
-				$footer_text = sprintf(
-					/* translators: %s: five stars */
-					__( 'If you like <strong>GetPaid</strong>, please leave us a %s rating. A huge thanks in advance!', 'invoicing' ),
-					"<a href='$rating_url'>&#9733;&#9733;&#9733;&#9733;&#9733;</a>"
-				);
-
-			} else {
-
-				$footer_text = sprintf(
-					/* translators: %s: GetPaid */
-					__( 'Thank you for using %s!', 'invoicing' ),
-					"<a href='https://wpgetpaid.com/' target='_blank'><strong>GetPaid</strong></a>"
-				);
-
-			}
-
-		}
-
-		return $footer_text;
-	}
-
-	/**
-	 * Redirects to wp.org to rate the plugin.
-	 *
-	 * @since  2.0.0
-	 */
-	public function redirect_to_wordpress_rating_page() {
-		update_user_meta( get_current_user_id(), 'getpaid_admin_footer_text_rated', 1 );
-		wp_redirect( 'https://wordpress.org/support/plugin/invoicing/reviews?rate=5#new-post' );
-		exit;
-	}
+            // Change the footer text
+            if ( ! get_user_meta( get_current_user_id(), 'getpaid_admin_footer_text_rated', true ) ) {
+
+                $rating_url  = esc_url(
+                    wp_nonce_url(
+                        admin_url( 'admin.php?page=wpinv-reports&getpaid-admin-action=rate_plugin' ),
+                        'getpaid-nonce',
+                        'getpaid-nonce'
+                        )
+                );
+
+                $footer_text = sprintf(
+                    /* translators: %s: five stars */
+                    __( 'If you like <strong>GetPaid</strong>, please leave us a %s rating. A huge thanks in advance!', 'invoicing' ),
+                    "<a href='$rating_url'>&#9733;&#9733;&#9733;&#9733;&#9733;</a>"
+                );
+
+            } else {
+
+                $footer_text = sprintf(
+                    /* translators: %s: GetPaid */
+                    __( 'Thank you for using %s!', 'invoicing' ),
+                    "<a href='https://wpgetpaid.com/' target='_blank'><strong>GetPaid</strong></a>"
+                );
+
+            }
+
+        }
+
+        return $footer_text;
+    }
+
+    /**
+     * Redirects to wp.org to rate the plugin.
+     *
+     * @since  2.0.0
+     */
+    public function redirect_to_wordpress_rating_page() {
+        update_user_meta( get_current_user_id(), 'getpaid_admin_footer_text_rated', 1 );
+        wp_redirect( 'https://wordpress.org/support/plugin/invoicing/reviews?rate=5#new-post' );
+        exit;
+    }
 
     /**
-	 * Loads payment form js.
-	 *
-	 */
-	protected function load_payment_form_scripts() {
+     * Loads payment form js.
+     *
+     */
+    protected function load_payment_form_scripts() {
         global $post;
 
         wp_enqueue_script( 'vue', WPINV_PLUGIN_URL . 'assets/js/vue/vue.js', array(), WPINV_VERSION );
-		wp_enqueue_script( 'sortable', WPINV_PLUGIN_URL . 'assets/js/sortable.min.js', array(), WPINV_VERSION );
-		wp_enqueue_script( 'vue_draggable', WPINV_PLUGIN_URL . 'assets/js/vue/vuedraggable.min.js', array( 'sortable', 'vue' ), WPINV_VERSION );
+        wp_enqueue_script( 'sortable', WPINV_PLUGIN_URL . 'assets/js/sortable.min.js', array(), WPINV_VERSION );
+        wp_enqueue_script( 'vue_draggable', WPINV_PLUGIN_URL . 'assets/js/vue/vuedraggable.min.js', array( 'sortable', 'vue' ), WPINV_VERSION );
 
-		$version = filemtime( WPINV_PLUGIN_DIR . 'assets/js/admin-payment-forms.js' );
-		wp_register_script( 'wpinv-admin-payment-form-script', WPINV_PLUGIN_URL . 'assets/js/admin-payment-forms.js', array( 'wpinv-admin-script', 'vue_draggable' ),  $version );
+        $version = filemtime( WPINV_PLUGIN_DIR . 'assets/js/admin-payment-forms.js' );
+        wp_register_script( 'wpinv-admin-payment-form-script', WPINV_PLUGIN_URL . 'assets/js/admin-payment-forms.js', array( 'wpinv-admin-script', 'vue_draggable' ),  $version );
 
-		wp_localize_script(
+        wp_localize_script(
             'wpinv-admin-payment-form-script',
             'wpinvPaymentFormAdmin',
             array(
-				'elements'      => wpinv_get_data( 'payment-form-elements' ),
-				'form_elements' => getpaid_get_payment_form_elements( $post->ID ),
-				'currency'      => wpinv_currency_symbol(),
-				'position'      => wpinv_currency_position(),
-				'decimals'      => (int) wpinv_decimals(),
-				'thousands_sep' => wpinv_thousands_separator(),
-				'decimals_sep'  => wpinv_decimal_separator(),
-				'form_items'    => gepaid_get_form_items( $post->ID ),
-				'is_default'    => $post->ID == wpinv_get_default_payment_form(),
+                'elements'      => wpinv_get_data( 'payment-form-elements' ),
+                'form_elements' => getpaid_get_payment_form_elements( $post->ID ),
+                'currency'      => wpinv_currency_symbol(),
+                'position'      => wpinv_currency_position(),
+                'decimals'      => (int) wpinv_decimals(),
+                'thousands_sep' => wpinv_thousands_separator(),
+                'decimals_sep'  => wpinv_decimal_separator(),
+                'form_items'    => gepaid_get_form_items( $post->ID ),
+                'is_default'    => $post->ID == wpinv_get_default_payment_form(),
             )
         );
 
@@ -290,20 +290,20 @@ 
     }
 
     /**
-	 * Add our classes to admin pages.
+     * Add our classes to admin pages.
      *
      * @param string $classes
      * @return string
-	 *
-	 */
+     *
+     */
     public function admin_body_class( $classes ) {
-		global $pagenow, $post, $current_screen;
+        global $pagenow, $post, $current_screen;
 
 
         $page = isset( $_GET['page'] ) ? $_GET['page'] : '';
 
         if ( ! empty( $current_screen->post_type ) ) {
-			$page = $current_screen->post_type;
+            $page = $current_screen->post_type;
         }
 
         if ( false !== stripos( $page, 'wpi' ) ) {
@@ -312,59 +312,59 @@ 
 
         if ( in_array( $page, wpinv_parse_list( 'wpi_invoice wpi_payment_form wpi_quote' ) ) ) {
             $classes .= ' wpinv-cpt wpinv';
-		}
+        }
 		
-		if ( getpaid_is_invoice_post_type( $page ) ) {
+        if ( getpaid_is_invoice_post_type( $page ) ) {
             $classes .= ' getpaid-is-invoice-cpt';
         }
 
-		return $classes;
+        return $classes;
     }
 
     /**
-	 * Maybe show the AyeCode Connect Notice.
-	 */
-	public function init_ayecode_connect_helper(){
+     * Maybe show the AyeCode Connect Notice.
+     */
+    public function init_ayecode_connect_helper(){
 
         new AyeCode_Connect_Helper(
             array(
-				'connect_title' => __("WP Invoicing - an AyeCode product!","invoicing"),
-				'connect_external'  => __( "Please confirm you wish to connect your site?","invoicing" ),
-				'connect'           => sprintf( __( "<strong>Have a license?</strong> Forget about entering license keys or downloading zip files, connect your site for instant access. %slearn more%s","invoicing" ),"<a href='https://ayecode.io/introducing-ayecode-connect/' target='_blank'>","</a>" ),
-				'connect_button'    => __("Connect Site","invoicing"),
-				'connecting_button'    => __("Connecting...","invoicing"),
-				'error_localhost'   => __( "This service will only work with a live domain, not a localhost.","invoicing" ),
-				'error'             => __( "Something went wrong, please refresh and try again.","invoicing" ),
+                'connect_title' => __("WP Invoicing - an AyeCode product!","invoicing"),
+                'connect_external'  => __( "Please confirm you wish to connect your site?","invoicing" ),
+                'connect'           => sprintf( __( "<strong>Have a license?</strong> Forget about entering license keys or downloading zip files, connect your site for instant access. %slearn more%s","invoicing" ),"<a href='https://ayecode.io/introducing-ayecode-connect/' target='_blank'>","</a>" ),
+                'connect_button'    => __("Connect Site","invoicing"),
+                'connecting_button'    => __("Connecting...","invoicing"),
+                'error_localhost'   => __( "This service will only work with a live domain, not a localhost.","invoicing" ),
+                'error'             => __( "Something went wrong, please refresh and try again.","invoicing" ),
             ),
             array( 'wpi-addons' )
         );
 
     }
 
-	/**
-	 * Redirect users to settings on activation.
-	 *
-	 * @return void
-	 */
-	public function activation_redirect() {
+    /**
+     * Redirect users to settings on activation.
+     *
+     * @return void
+     */
+    public function activation_redirect() {
 
-		$redirected = get_option( 'wpinv_redirected_to_settings' );
+        $redirected = get_option( 'wpinv_redirected_to_settings' );
 
-		if ( ! empty( $redirected ) || wp_doing_ajax() || ! current_user_can( 'manage_options' ) ) {
-			return;
-		}
+        if ( ! empty( $redirected ) || wp_doing_ajax() || ! current_user_can( 'manage_options' ) ) {
+            return;
+        }
 
-		// Bail if activating from network, or bulk
-		if ( is_network_admin() || isset( $_GET['activate-multi'] ) ) {
-			return;
-		}
+        // Bail if activating from network, or bulk
+        if ( is_network_admin() || isset( $_GET['activate-multi'] ) ) {
+            return;
+        }
 
-	    update_option( 'wpinv_redirected_to_settings', 1 );
+        update_option( 'wpinv_redirected_to_settings', 1 );
 
         wp_safe_redirect( admin_url( 'admin.php?page=wpinv-settings&tab=general' ) );
         exit;
 
-	}
+    }
 
     /**
      * Fires an admin action after verifying that a user can fire them.
@@ -378,261 +378,261 @@ 
 
     }
 
-	/**
+    /**
      * Sends a payment reminder to a customer.
-	 * 
-	 * @param array $args
+     * 
+     * @param array $args
      */
     public function send_customer_invoice( $args ) {
-		$sent = getpaid()->get( 'invoice_emails' )->user_invoice( new WPInv_Invoice( $args['invoice_id'] ) );
+        $sent = getpaid()->get( 'invoice_emails' )->user_invoice( new WPInv_Invoice( $args['invoice_id'] ) );
 
-		if ( $sent ) {
-			$this->show_success( __( 'Invoice was successfully sent to the customer', 'invoicing' ) );
-		} else {
-			$this->show_error( __( 'Could not sent the invoice to the customer', 'invoicing' ) );
-		}
+        if ( $sent ) {
+            $this->show_success( __( 'Invoice was successfully sent to the customer', 'invoicing' ) );
+        } else {
+            $this->show_error( __( 'Could not sent the invoice to the customer', 'invoicing' ) );
+        }
 
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce', 'invoice_id' ) ) );
-		exit;
-	}
+        wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce', 'invoice_id' ) ) );
+        exit;
+    }
 
-	/**
+    /**
      * Sends a payment reminder to a customer.
-	 * 
-	 * @param array $args
+     * 
+     * @param array $args
      */
     public function send_customer_payment_reminder( $args ) {
-		$sent = getpaid()->get( 'invoice_emails' )->force_send_overdue_notice( new WPInv_Invoice( $args['invoice_id'] ) );
+        $sent = getpaid()->get( 'invoice_emails' )->force_send_overdue_notice( new WPInv_Invoice( $args['invoice_id'] ) );
 
-		if ( $sent ) {
-			$this->show_success( __( 'Payment reminder was successfully sent to the customer', 'invoicing' ) );
-		} else {
-			$this->show_error( __( 'Could not sent payment reminder to the customer', 'invoicing' ) );
-		}
+        if ( $sent ) {
+            $this->show_success( __( 'Payment reminder was successfully sent to the customer', 'invoicing' ) );
+        } else {
+            $this->show_error( __( 'Could not sent payment reminder to the customer', 'invoicing' ) );
+        }
 
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce', 'invoice_id' ) ) );
-		exit;
-	}
+        wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce', 'invoice_id' ) ) );
+        exit;
+    }
 
-	/**
+    /**
      * Resets tax rates.
-	 * 
+     * 
      */
     public function admin_reset_tax_rates() {
 
-		update_option( 'wpinv_tax_rates', wpinv_get_data( 'tax-rates' ) );
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
-		exit;
+        update_option( 'wpinv_tax_rates', wpinv_get_data( 'tax-rates' ) );
+        wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
+        exit;
 
-	}
+    }
 
-	/**
+    /**
      * Resets admin pages.
-	 * 
+     * 
      */
     public function admin_create_missing_pages() {
-		$installer = new GetPaid_Installer();
-		$installer->create_pages();
-		$this->show_success( __( 'GetPaid pages updated.', 'invoicing' ) );
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
-		exit;
-	}
-
-	/**
+        $installer = new GetPaid_Installer();
+        $installer->create_pages();
+        $this->show_success( __( 'GetPaid pages updated.', 'invoicing' ) );
+        wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
+        exit;
+    }
+
+    /**
      * Creates an missing admin tables.
-	 * 
+     * 
      */
     public function admin_create_missing_tables() {
-		global $wpdb;
-		$installer = new GetPaid_Installer();
+        global $wpdb;
+        $installer = new GetPaid_Installer();
 
-		if ( $wpdb->get_var( "SHOW TABLES LIKE '{$wpdb->prefix}wpinv_subscriptions'" ) != $wpdb->prefix . 'wpinv_subscriptions' ) {
-			$installer->create_subscriptions_table();
+        if ( $wpdb->get_var( "SHOW TABLES LIKE '{$wpdb->prefix}wpinv_subscriptions'" ) != $wpdb->prefix . 'wpinv_subscriptions' ) {
+            $installer->create_subscriptions_table();
 
-			if ( $wpdb->last_error !== '' ) {
-				$this->show_error( __( 'Your GetPaid tables have been updated:', 'invoicing' ) . ' ' . $wpdb->last_error );
-			}
-		}
+            if ( $wpdb->last_error !== '' ) {
+                $this->show_error( __( 'Your GetPaid tables have been updated:', 'invoicing' ) . ' ' . $wpdb->last_error );
+            }
+        }
 
-		if ( $wpdb->get_var( "SHOW TABLES LIKE '{$wpdb->prefix}getpaid_invoices'" ) != $wpdb->prefix . 'getpaid_invoices' ) {
-			$installer->create_invoices_table();
+        if ( $wpdb->get_var( "SHOW TABLES LIKE '{$wpdb->prefix}getpaid_invoices'" ) != $wpdb->prefix . 'getpaid_invoices' ) {
+            $installer->create_invoices_table();
 
-			if ( $wpdb->last_error !== '' ) {
-				$this->show_error( __( 'Your GetPaid tables have been updated:', 'invoicing' ) . ' ' . $wpdb->last_error );
-			}
-		}
+            if ( $wpdb->last_error !== '' ) {
+                $this->show_error( __( 'Your GetPaid tables have been updated:', 'invoicing' ) . ' ' . $wpdb->last_error );
+            }
+        }
 
-		if ( $wpdb->get_var( "SHOW TABLES LIKE '{$wpdb->prefix}getpaid_invoice_items'" ) != $wpdb->prefix . 'getpaid_invoice_items' ) {
-			$installer->create_invoice_items_table();
+        if ( $wpdb->get_var( "SHOW TABLES LIKE '{$wpdb->prefix}getpaid_invoice_items'" ) != $wpdb->prefix . 'getpaid_invoice_items' ) {
+            $installer->create_invoice_items_table();
 
-			if ( $wpdb->last_error !== '' ) {
-				$this->show_error( __( 'Your GetPaid tables have been updated:', 'invoicing' ) . ' ' . $wpdb->last_error );
-			}
-		}
+            if ( $wpdb->last_error !== '' ) {
+                $this->show_error( __( 'Your GetPaid tables have been updated:', 'invoicing' ) . ' ' . $wpdb->last_error );
+            }
+        }
 
-		if ( ! $this->has_notices() ) {
-			$this->show_success( __( 'Your GetPaid tables have been updated.', 'invoicing' ) );
-		}
+        if ( ! $this->has_notices() ) {
+            $this->show_success( __( 'Your GetPaid tables have been updated.', 'invoicing' ) );
+        }
 
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
-		exit;
-	}
+        wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
+        exit;
+    }
 
-	/**
+    /**
      * Migrates old invoices to the new database tables.
-	 * 
+     * 
      */
     public function admin_migrate_old_invoices() {
 
-		// Migrate the invoices.
-		$installer = new GetPaid_Installer();
-		$installer->migrate_old_invoices();
+        // Migrate the invoices.
+        $installer = new GetPaid_Installer();
+        $installer->migrate_old_invoices();
 
-		// Show an admin message.
-		$this->show_success( __( 'Your invoices have been migrated.', 'invoicing' ) );
+        // Show an admin message.
+        $this->show_success( __( 'Your invoices have been migrated.', 'invoicing' ) );
 
-		// Redirect the admin.
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
-		exit;
+        // Redirect the admin.
+        wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
+        exit;
 
-	}
+    }
 
     /**
-	 * Returns an array of admin notices.
-	 *
-	 * @since       1.0.19
+     * Returns an array of admin notices.
+     *
+     * @since       1.0.19
      * @return array
-	 */
-	public function get_notices() {
-		$notices = get_option( 'wpinv_admin_notices' );
+     */
+    public function get_notices() {
+        $notices = get_option( 'wpinv_admin_notices' );
         return is_array( $notices ) ? $notices : array();
-	}
+    }
 
-	/**
-	 * Checks if we have any admin notices.
-	 *
-	 * @since       2.0.4
+    /**
+     * Checks if we have any admin notices.
+     *
+     * @since       2.0.4
      * @return array
-	 */
-	public function has_notices() {
-		return count( $this->get_notices() ) > 0;
-	}
-
-	/**
-	 * Clears all admin notices
-	 *
-	 * @access      public
-	 * @since       1.0.19
-	 */
-	public function clear_notices() {
-		delete_option( 'wpinv_admin_notices' );
-	}
-
-	/**
-	 * Saves a new admin notice
-	 *
-	 * @access      public
-	 * @since       1.0.19
-	 */
-	public function save_notice( $type, $message ) {
-		$notices = $this->get_notices();
-
-		if ( empty( $notices[ $type ] ) || ! is_array( $notices[ $type ]) ) {
-			$notices[ $type ] = array();
-		}
-
-		$notices[ $type ][] = $message;
-
-		update_option( 'wpinv_admin_notices', $notices );
-	}
-
-	/**
-	 * Displays a success notice
-	 *
-	 * @param       string $msg The message to qeue.
-	 * @access      public
-	 * @since       1.0.19
-	 */
-	public function show_success( $msg ) {
-		$this->save_notice( 'success', $msg );
-	}
-
-	/**
-	 * Displays a error notice
-	 *
-	 * @access      public
-	 * @param       string $msg The message to qeue.
-	 * @since       1.0.19
-	 */
-	public function show_error( $msg ) {
-		$this->save_notice( 'error', $msg );
-	}
-
-	/**
-	 * Displays a warning notice
-	 *
-	 * @access      public
-	 * @param       string $msg The message to qeue.
-	 * @since       1.0.19
-	 */
-	public function show_warning( $msg ) {
-		$this->save_notice( 'warning', $msg );
-	}
-
-	/**
-	 * Displays a info notice
-	 *
-	 * @access      public
-	 * @param       string $msg The message to qeue.
-	 * @since       1.0.19
-	 */
-	public function show_info( $msg ) {
-		$this->save_notice( 'info', $msg );
-	}
-
-	/**
-	 * Show notices
-	 *
-	 * @access      public
-	 * @since       1.0.19
-	 */
-	public function show_notices() {
+     */
+    public function has_notices() {
+        return count( $this->get_notices() ) > 0;
+    }
+
+    /**
+     * Clears all admin notices
+     *
+     * @access      public
+     * @since       1.0.19
+     */
+    public function clear_notices() {
+        delete_option( 'wpinv_admin_notices' );
+    }
+
+    /**
+     * Saves a new admin notice
+     *
+     * @access      public
+     * @since       1.0.19
+     */
+    public function save_notice( $type, $message ) {
+        $notices = $this->get_notices();
+
+        if ( empty( $notices[ $type ] ) || ! is_array( $notices[ $type ]) ) {
+            $notices[ $type ] = array();
+        }
+
+        $notices[ $type ][] = $message;
+
+        update_option( 'wpinv_admin_notices', $notices );
+    }
+
+    /**
+     * Displays a success notice
+     *
+     * @param       string $msg The message to qeue.
+     * @access      public
+     * @since       1.0.19
+     */
+    public function show_success( $msg ) {
+        $this->save_notice( 'success', $msg );
+    }
+
+    /**
+     * Displays a error notice
+     *
+     * @access      public
+     * @param       string $msg The message to qeue.
+     * @since       1.0.19
+     */
+    public function show_error( $msg ) {
+        $this->save_notice( 'error', $msg );
+    }
+
+    /**
+     * Displays a warning notice
+     *
+     * @access      public
+     * @param       string $msg The message to qeue.
+     * @since       1.0.19
+     */
+    public function show_warning( $msg ) {
+        $this->save_notice( 'warning', $msg );
+    }
+
+    /**
+     * Displays a info notice
+     *
+     * @access      public
+     * @param       string $msg The message to qeue.
+     * @since       1.0.19
+     */
+    public function show_info( $msg ) {
+        $this->save_notice( 'info', $msg );
+    }
+
+    /**
+     * Show notices
+     *
+     * @access      public
+     * @since       1.0.19
+     */
+    public function show_notices() {
 
         $notices = $this->get_notices();
         $this->clear_notices();
 
-		foreach ( $notices as $type => $messages ) {
+        foreach ( $notices as $type => $messages ) {
 
-			if ( ! is_array( $messages ) ) {
-				continue;
-			}
+            if ( ! is_array( $messages ) ) {
+                continue;
+            }
 
             $type  = sanitize_key( $type );
-			foreach ( $messages as $message ) {
+            foreach ( $messages as $message ) {
                 $message = wp_kses_post( $message );
-				echo "<div class='notice notice-$type is-dismissible'><p>$message</p></div>";
+                echo "<div class='notice notice-$type is-dismissible'><p>$message</p></div>";
+            }
+
+        }
+
+        foreach ( array( 'checkout_page', 'invoice_history_page', 'success_page', 'failure_page', 'invoice_subscription_page' ) as $page ) {
+
+            if ( ! is_numeric( wpinv_get_option( $page, false ) ) ) {
+                $url     = esc_url(
+                    wp_nonce_url(
+                        add_query_arg( 'getpaid-admin-action', 'create_missing_pages' ),
+                        'getpaid-nonce',
+                        'getpaid-nonce'
+                    )
+                );
+                $message  = __( 'Some GetPaid pages are missing. To use GetPaid without any issues, click the button below to generate the missing pages.', 'invoicing' );
+                $message2 = __( 'Generate Pages', 'invoicing' );
+                echo "<div class='notice notice-warning is-dismissible'><p>$message<br><br><a href='$url' class='button button-primary'>$message2</a></p></div>";
+                break;
             }
 
         }
 
-		foreach ( array( 'checkout_page', 'invoice_history_page', 'success_page', 'failure_page', 'invoice_subscription_page' ) as $page ) {
-
-			if ( ! is_numeric( wpinv_get_option( $page, false ) ) ) {
-				$url     = esc_url(
-					wp_nonce_url(
-						add_query_arg( 'getpaid-admin-action', 'create_missing_pages' ),
-						'getpaid-nonce',
-						'getpaid-nonce'
-					)
-				);
-				$message  = __( 'Some GetPaid pages are missing. To use GetPaid without any issues, click the button below to generate the missing pages.', 'invoicing' );
-				$message2 = __( 'Generate Pages', 'invoicing' );
-				echo "<div class='notice notice-warning is-dismissible'><p>$message<br><br><a href='$url' class='button button-primary'>$message2</a></p></div>";
-				break;
-			}
-
-		}
-
-	}
+    }
 
 }

Spacing +174 added lines, -174 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * The main admin class.
@@ -37,13 +37,13 @@ 
     /**
 	 * Class constructor.
 	 */
-	public function __construct(){
+	public function __construct() {
 
-        $this->admin_path  = plugin_dir_path( __FILE__ );
-		$this->admin_url   = plugins_url( '/', __FILE__ );
+        $this->admin_path = plugin_dir_path(__FILE__);
+		$this->admin_url   = plugins_url('/', __FILE__);
 		$this->reports     = new GetPaid_Reports();
 
-        if ( is_admin() ) {
+        if (is_admin()) {
 			$this->init_admin_hooks();
         }
 
@@ -54,21 +54,21 @@ 
 	 *
 	 */
 	private function init_admin_hooks() {
-        add_action( 'admin_enqueue_scripts', array( $this, 'enqeue_scripts' ) );
-        add_filter( 'admin_body_class', array( $this, 'admin_body_class' ) );
-        add_action( 'admin_init', array( $this, 'init_ayecode_connect_helper' ) );
-        add_action( 'admin_init', array( $this, 'activation_redirect') );
-        add_action( 'admin_init', array( $this, 'maybe_do_admin_action') );
-		add_action( 'admin_notices', array( $this, 'show_notices' ) );
-		add_action( 'getpaid_authenticated_admin_action_rate_plugin', array( $this, 'redirect_to_wordpress_rating_page' ) );
-		add_action( 'getpaid_authenticated_admin_action_send_invoice', array( $this, 'send_customer_invoice' ) );
-		add_action( 'getpaid_authenticated_admin_action_send_invoice_reminder', array( $this, 'send_customer_payment_reminder' ) );
-        add_action( 'getpaid_authenticated_admin_action_reset_tax_rates', array( $this, 'admin_reset_tax_rates' ) );
-		add_action( 'getpaid_authenticated_admin_action_create_missing_pages', array( $this, 'admin_create_missing_pages' ) );
-		add_action( 'getpaid_authenticated_admin_action_create_missing_tables', array( $this, 'admin_create_missing_tables' ) );
-		add_action( 'getpaid_authenticated_admin_action_migrate_old_invoices', array( $this, 'admin_migrate_old_invoices' ) );
-		add_filter( 'admin_footer_text', array( $this, 'admin_footer_text' ) );
-		do_action( 'getpaid_init_admin_hooks', $this );
+        add_action('admin_enqueue_scripts', array($this, 'enqeue_scripts'));
+        add_filter('admin_body_class', array($this, 'admin_body_class'));
+        add_action('admin_init', array($this, 'init_ayecode_connect_helper'));
+        add_action('admin_init', array($this, 'activation_redirect'));
+        add_action('admin_init', array($this, 'maybe_do_admin_action'));
+		add_action('admin_notices', array($this, 'show_notices'));
+		add_action('getpaid_authenticated_admin_action_rate_plugin', array($this, 'redirect_to_wordpress_rating_page'));
+		add_action('getpaid_authenticated_admin_action_send_invoice', array($this, 'send_customer_invoice'));
+		add_action('getpaid_authenticated_admin_action_send_invoice_reminder', array($this, 'send_customer_payment_reminder'));
+        add_action('getpaid_authenticated_admin_action_reset_tax_rates', array($this, 'admin_reset_tax_rates'));
+		add_action('getpaid_authenticated_admin_action_create_missing_pages', array($this, 'admin_create_missing_pages'));
+		add_action('getpaid_authenticated_admin_action_create_missing_tables', array($this, 'admin_create_missing_tables'));
+		add_action('getpaid_authenticated_admin_action_migrate_old_invoices', array($this, 'admin_migrate_old_invoices'));
+		add_filter('admin_footer_text', array($this, 'admin_footer_text'));
+		do_action('getpaid_init_admin_hooks', $this);
 
     }
 
@@ -79,38 +79,38 @@ 
 	public function enqeue_scripts() {
         global $current_screen, $pagenow;
 
-		$page    = isset( $_GET['page'] ) ? $_GET['page'] : '';
+		$page    = isset($_GET['page']) ? $_GET['page'] : '';
 		$editing = $pagenow == 'post.php' || $pagenow == 'post-new.php';
 
-        if ( ! empty( $current_screen->post_type ) ) {
+        if (!empty($current_screen->post_type)) {
 			$page = $current_screen->post_type;
         }
 
         // General styles.
-        if ( false !== stripos( $page, 'wpi' ) ) {
+        if (false !== stripos($page, 'wpi')) {
 
             // Styles.
-            $version = filemtime( WPINV_PLUGIN_DIR . 'assets/css/admin.css' );
-            wp_enqueue_style( 'wpinv_admin_style', WPINV_PLUGIN_URL . 'assets/css/admin.css', array( 'wp-color-picker' ), $version );
-            wp_enqueue_style( 'select2', WPINV_PLUGIN_URL . 'assets/css/select2/select2.min.css', array(), '4.0.13', 'all' );
-            wp_enqueue_style( 'jquery-ui-css', WPINV_PLUGIN_URL . 'assets/css/jquery-ui.min.css', array(), '1.8.16' );
+            $version = filemtime(WPINV_PLUGIN_DIR . 'assets/css/admin.css');
+            wp_enqueue_style('wpinv_admin_style', WPINV_PLUGIN_URL . 'assets/css/admin.css', array('wp-color-picker'), $version);
+            wp_enqueue_style('select2', WPINV_PLUGIN_URL . 'assets/css/select2/select2.min.css', array(), '4.0.13', 'all');
+            wp_enqueue_style('jquery-ui-css', WPINV_PLUGIN_URL . 'assets/css/jquery-ui.min.css', array(), '1.8.16');
 
             // Scripts.
-            wp_enqueue_script('select2', WPINV_PLUGIN_URL . 'assets/js/select2/select2.full.min.js', array( 'jquery' ), WPINV_VERSION );
+            wp_enqueue_script('select2', WPINV_PLUGIN_URL . 'assets/js/select2/select2.full.min.js', array('jquery'), WPINV_VERSION);
 
-            $version = filemtime( WPINV_PLUGIN_DIR . 'assets/js/admin.js' );
-            wp_enqueue_script( 'wpinv-admin-script', WPINV_PLUGIN_URL . 'assets/js/admin.js', array( 'jquery', 'jquery-ui-tooltip', 'wp-color-picker', 'jquery-ui-datepicker' ),  $version );
-            wp_localize_script( 'wpinv-admin-script', 'WPInv_Admin', apply_filters( 'wpinv_admin_js_localize', $this->get_admin_i18() ) );
+            $version = filemtime(WPINV_PLUGIN_DIR . 'assets/js/admin.js');
+            wp_enqueue_script('wpinv-admin-script', WPINV_PLUGIN_URL . 'assets/js/admin.js', array('jquery', 'jquery-ui-tooltip', 'wp-color-picker', 'jquery-ui-datepicker'), $version);
+            wp_localize_script('wpinv-admin-script', 'WPInv_Admin', apply_filters('wpinv_admin_js_localize', $this->get_admin_i18()));
 
         }
 
         // Payment form scripts.
-		if ( 'wpi_payment_form' == $page && $editing ) {
+		if ('wpi_payment_form' == $page && $editing) {
             $this->load_payment_form_scripts();
         }
 
-		if ( $page == 'wpinv-subscriptions' ) {
-			wp_enqueue_script( 'postbox' );
+		if ($page == 'wpinv-subscriptions') {
+			wp_enqueue_script('postbox');
 		}
 
     }
@@ -123,32 +123,32 @@ 
         global $post;
 
 		$date_range = array(
-			'period' => isset( $_GET['date_range'] ) ? sanitize_text_field( $_GET['date_range'] ) : '7_days'
+			'period' => isset($_GET['date_range']) ? sanitize_text_field($_GET['date_range']) : '7_days'
 		);
 
-		if ( $date_range['period'] == 'custom' ) {
+		if ($date_range['period'] == 'custom') {
 			
-			if ( isset( $_GET['from'] ) ) {
-				$date_range[ 'after' ] = date( 'Y-m-d', strtotime( sanitize_text_field( $_GET['from'] ), current_time( 'timestamp' ) ) - DAY_IN_SECONDS );
+			if (isset($_GET['from'])) {
+				$date_range['after'] = date('Y-m-d', strtotime(sanitize_text_field($_GET['from']), current_time('timestamp')) - DAY_IN_SECONDS);
 			}
 
-			if ( isset( $_GET['to'] ) ) {
-				$date_range[ 'before' ] = date( 'Y-m-d', strtotime( sanitize_text_field( $_GET['to'] ), current_time( 'timestamp' ) ) + DAY_IN_SECONDS );
+			if (isset($_GET['to'])) {
+				$date_range['before'] = date('Y-m-d', strtotime(sanitize_text_field($_GET['to']), current_time('timestamp')) + DAY_IN_SECONDS);
 			}
 
 		}
 
         $i18n = array(
-            'ajax_url'                  => admin_url( 'admin-ajax.php' ),
-            'post_ID'                   => isset( $post->ID ) ? $post->ID : '',
-			'wpinv_nonce'               => wp_create_nonce( 'wpinv-nonce' ),
-			'rest_nonce'                => wp_create_nonce( 'wp_rest' ),
-			'rest_root'                 => esc_url_raw( rest_url() ),
+            'ajax_url'                  => admin_url('admin-ajax.php'),
+            'post_ID'                   => isset($post->ID) ? $post->ID : '',
+			'wpinv_nonce'               => wp_create_nonce('wpinv-nonce'),
+			'rest_nonce'                => wp_create_nonce('wp_rest'),
+			'rest_root'                 => esc_url_raw(rest_url()),
 			'date_range'                => $date_range,
-            'add_invoice_note_nonce'    => wp_create_nonce( 'add-invoice-note' ),
-            'delete_invoice_note_nonce' => wp_create_nonce( 'delete-invoice-note' ),
-            'invoice_item_nonce'        => wp_create_nonce( 'invoice-item' ),
-            'billing_details_nonce'     => wp_create_nonce( 'get-billing-details' ),
+            'add_invoice_note_nonce'    => wp_create_nonce('add-invoice-note'),
+            'delete_invoice_note_nonce' => wp_create_nonce('delete-invoice-note'),
+            'invoice_item_nonce'        => wp_create_nonce('invoice-item'),
+            'billing_details_nonce'     => wp_create_nonce('get-billing-details'),
             'tax'                       => wpinv_tax_amount(),
             'discount'                  => 0,
 			'currency_symbol'           => wpinv_currency_symbol(),
@@ -157,36 +157,36 @@ 
             'thousand_sep'              => wpinv_thousands_separator(),
             'decimal_sep'               => wpinv_decimal_separator(),
             'decimals'                  => wpinv_decimals(),
-            'save_invoice'              => __( 'Save Invoice', 'invoicing' ),
-            'status_publish'            => wpinv_status_nicename( 'publish' ),
-            'status_pending'            => wpinv_status_nicename( 'wpi-pending' ),
-            'delete_tax_rate'           => __( 'Are you sure you wish to delete this tax rate?', 'invoicing' ),
-            'status_pending'            => wpinv_status_nicename( 'wpi-pending' ),
-            'FillBillingDetails'        => __( 'Fill the user\'s billing information? This will remove any currently entered billing information', 'invoicing' ),
-            'confirmCalcTotals'         => __( 'Recalculate totals? This will recalculate totals based on the user billing country. If no billing country is set it will use the base country.', 'invoicing' ),
-            'AreYouSure'                => __( 'Are you sure?', 'invoicing' ),
-            'errDeleteItem'             => __( 'This item is in use! Before delete this item, you need to delete all the invoice(s) using this item.', 'invoicing' ),
-            'delete_subscription'       => __( 'Are you sure you want to delete this subscription?', 'invoicing' ),
-            'action_edit'               => __( 'Edit', 'invoicing' ),
-            'action_cancel'             => __( 'Cancel', 'invoicing' ),
-            'item_description'          => __( 'Item Description', 'invoicing' ),
-            'invoice_description'       => __( 'Invoice Description', 'invoicing' ),
-            'discount_description'      => __( 'Discount Description', 'invoicing' ),
-			'searching'                 => __( 'Searching', 'invoicing' ),
-			'loading'                   => __( 'Loading...', 'invoicing' ),
+            'save_invoice'              => __('Save Invoice', 'invoicing'),
+            'status_publish'            => wpinv_status_nicename('publish'),
+            'status_pending'            => wpinv_status_nicename('wpi-pending'),
+            'delete_tax_rate'           => __('Are you sure you wish to delete this tax rate?', 'invoicing'),
+            'status_pending'            => wpinv_status_nicename('wpi-pending'),
+            'FillBillingDetails'        => __('Fill the user\'s billing information? This will remove any currently entered billing information', 'invoicing'),
+            'confirmCalcTotals'         => __('Recalculate totals? This will recalculate totals based on the user billing country. If no billing country is set it will use the base country.', 'invoicing'),
+            'AreYouSure'                => __('Are you sure?', 'invoicing'),
+            'errDeleteItem'             => __('This item is in use! Before delete this item, you need to delete all the invoice(s) using this item.', 'invoicing'),
+            'delete_subscription'       => __('Are you sure you want to delete this subscription?', 'invoicing'),
+            'action_edit'               => __('Edit', 'invoicing'),
+            'action_cancel'             => __('Cancel', 'invoicing'),
+            'item_description'          => __('Item Description', 'invoicing'),
+            'invoice_description'       => __('Invoice Description', 'invoicing'),
+            'discount_description'      => __('Discount Description', 'invoicing'),
+			'searching'                 => __('Searching', 'invoicing'),
+			'loading'                   => __('Loading...', 'invoicing'),
         );
 
-		if ( ! empty( $post ) && getpaid_is_invoice_post_type( $post->post_type ) ) {
+		if (!empty($post) && getpaid_is_invoice_post_type($post->post_type)) {
 
-			$invoice              = new WPInv_Invoice( $post );
+			$invoice              = new WPInv_Invoice($post);
 			$i18n['save_invoice'] = sprintf(
-				__( 'Save %s', 'invoicing' ),
-				ucfirst( $invoice->get_invoice_quote_type() )
+				__('Save %s', 'invoicing'),
+				ucfirst($invoice->get_invoice_quote_type())
 			);
 
 			$i18n['invoice_description'] = sprintf(
-				__( '%s Description', 'invoicing' ),
-				ucfirst( $invoice->get_invoice_quote_type() )
+				__('%s Description', 'invoicing'),
+				ucfirst($invoice->get_invoice_quote_type())
 			);
 
 		}
@@ -200,24 +200,24 @@ 
 	 * @param  string $footer_text
 	 * @return string
 	 */
-	public function admin_footer_text( $footer_text ) {
+	public function admin_footer_text($footer_text) {
 		global $current_screen;
 
-		$page    = isset( $_GET['page'] ) ? $_GET['page'] : '';
+		$page = isset($_GET['page']) ? $_GET['page'] : '';
 
-        if ( ! empty( $current_screen->post_type ) ) {
+        if (!empty($current_screen->post_type)) {
 			$page = $current_screen->post_type;
         }
 
         // General styles.
-        if ( apply_filters( 'getpaid_display_admin_footer_text', wpinv_current_user_can_manage_invoicing() ) && false !== stripos( $page, 'wpi' ) ) {
+        if (apply_filters('getpaid_display_admin_footer_text', wpinv_current_user_can_manage_invoicing()) && false !== stripos($page, 'wpi')) {
 
 			// Change the footer text
-			if ( ! get_user_meta( get_current_user_id(), 'getpaid_admin_footer_text_rated', true ) ) {
+			if (!get_user_meta(get_current_user_id(), 'getpaid_admin_footer_text_rated', true)) {
 
-				$rating_url  = esc_url(
+				$rating_url = esc_url(
 					wp_nonce_url(
-						admin_url( 'admin.php?page=wpinv-reports&getpaid-admin-action=rate_plugin' ),
+						admin_url('admin.php?page=wpinv-reports&getpaid-admin-action=rate_plugin'),
 						'getpaid-nonce',
 						'getpaid-nonce'
 						)
@@ -225,7 +225,7 @@ 
 
 				$footer_text = sprintf(
 					/* translators: %s: five stars */
-					__( 'If you like <strong>GetPaid</strong>, please leave us a %s rating. A huge thanks in advance!', 'invoicing' ),
+					__('If you like <strong>GetPaid</strong>, please leave us a %s rating. A huge thanks in advance!', 'invoicing'),
 					"<a href='$rating_url'>&#9733;&#9733;&#9733;&#9733;&#9733;</a>"
 				);
 
@@ -233,7 +233,7 @@ 
 
 				$footer_text = sprintf(
 					/* translators: %s: GetPaid */
-					__( 'Thank you for using %s!', 'invoicing' ),
+					__('Thank you for using %s!', 'invoicing'),
 					"<a href='https://wpgetpaid.com/' target='_blank'><strong>GetPaid</strong></a>"
 				);
 
@@ -250,8 +250,8 @@ 
 	 * @since  2.0.0
 	 */
 	public function redirect_to_wordpress_rating_page() {
-		update_user_meta( get_current_user_id(), 'getpaid_admin_footer_text_rated', 1 );
-		wp_redirect( 'https://wordpress.org/support/plugin/invoicing/reviews?rate=5#new-post' );
+		update_user_meta(get_current_user_id(), 'getpaid_admin_footer_text_rated', 1);
+		wp_redirect('https://wordpress.org/support/plugin/invoicing/reviews?rate=5#new-post');
 		exit;
 	}
 
@@ -262,30 +262,30 @@ 
 	protected function load_payment_form_scripts() {
         global $post;
 
-        wp_enqueue_script( 'vue', WPINV_PLUGIN_URL . 'assets/js/vue/vue.js', array(), WPINV_VERSION );
-		wp_enqueue_script( 'sortable', WPINV_PLUGIN_URL . 'assets/js/sortable.min.js', array(), WPINV_VERSION );
-		wp_enqueue_script( 'vue_draggable', WPINV_PLUGIN_URL . 'assets/js/vue/vuedraggable.min.js', array( 'sortable', 'vue' ), WPINV_VERSION );
+        wp_enqueue_script('vue', WPINV_PLUGIN_URL . 'assets/js/vue/vue.js', array(), WPINV_VERSION);
+		wp_enqueue_script('sortable', WPINV_PLUGIN_URL . 'assets/js/sortable.min.js', array(), WPINV_VERSION);
+		wp_enqueue_script('vue_draggable', WPINV_PLUGIN_URL . 'assets/js/vue/vuedraggable.min.js', array('sortable', 'vue'), WPINV_VERSION);
 
-		$version = filemtime( WPINV_PLUGIN_DIR . 'assets/js/admin-payment-forms.js' );
-		wp_register_script( 'wpinv-admin-payment-form-script', WPINV_PLUGIN_URL . 'assets/js/admin-payment-forms.js', array( 'wpinv-admin-script', 'vue_draggable' ),  $version );
+		$version = filemtime(WPINV_PLUGIN_DIR . 'assets/js/admin-payment-forms.js');
+		wp_register_script('wpinv-admin-payment-form-script', WPINV_PLUGIN_URL . 'assets/js/admin-payment-forms.js', array('wpinv-admin-script', 'vue_draggable'), $version);
 
 		wp_localize_script(
             'wpinv-admin-payment-form-script',
             'wpinvPaymentFormAdmin',
             array(
-				'elements'      => wpinv_get_data( 'payment-form-elements' ),
-				'form_elements' => getpaid_get_payment_form_elements( $post->ID ),
+				'elements'      => wpinv_get_data('payment-form-elements'),
+				'form_elements' => getpaid_get_payment_form_elements($post->ID),
 				'currency'      => wpinv_currency_symbol(),
 				'position'      => wpinv_currency_position(),
 				'decimals'      => (int) wpinv_decimals(),
 				'thousands_sep' => wpinv_thousands_separator(),
 				'decimals_sep'  => wpinv_decimal_separator(),
-				'form_items'    => gepaid_get_form_items( $post->ID ),
+				'form_items'    => gepaid_get_form_items($post->ID),
 				'is_default'    => $post->ID == wpinv_get_default_payment_form(),
             )
         );
 
-        wp_enqueue_script( 'wpinv-admin-payment-form-script' );
+        wp_enqueue_script('wpinv-admin-payment-form-script');
 
     }
 
@@ -296,25 +296,25 @@ 
      * @return string
 	 *
 	 */
-    public function admin_body_class( $classes ) {
+    public function admin_body_class($classes) {
 		global $pagenow, $post, $current_screen;
 
 
-        $page = isset( $_GET['page'] ) ? $_GET['page'] : '';
+        $page = isset($_GET['page']) ? $_GET['page'] : '';
 
-        if ( ! empty( $current_screen->post_type ) ) {
+        if (!empty($current_screen->post_type)) {
 			$page = $current_screen->post_type;
         }
 
-        if ( false !== stripos( $page, 'wpi' ) ) {
-            $classes .= ' wpi-' . sanitize_key( $page );
+        if (false !== stripos($page, 'wpi')) {
+            $classes .= ' wpi-' . sanitize_key($page);
         }
 
-        if ( in_array( $page, wpinv_parse_list( 'wpi_invoice wpi_payment_form wpi_quote' ) ) ) {
+        if (in_array($page, wpinv_parse_list('wpi_invoice wpi_payment_form wpi_quote'))) {
             $classes .= ' wpinv-cpt wpinv';
 		}
 		
-		if ( getpaid_is_invoice_post_type( $page ) ) {
+		if (getpaid_is_invoice_post_type($page)) {
             $classes .= ' getpaid-is-invoice-cpt';
         }
 
@@ -324,19 +324,19 @@ 
     /**
 	 * Maybe show the AyeCode Connect Notice.
 	 */
-	public function init_ayecode_connect_helper(){
+	public function init_ayecode_connect_helper() {
 
         new AyeCode_Connect_Helper(
             array(
-				'connect_title' => __("WP Invoicing - an AyeCode product!","invoicing"),
-				'connect_external'  => __( "Please confirm you wish to connect your site?","invoicing" ),
-				'connect'           => sprintf( __( "<strong>Have a license?</strong> Forget about entering license keys or downloading zip files, connect your site for instant access. %slearn more%s","invoicing" ),"<a href='https://ayecode.io/introducing-ayecode-connect/' target='_blank'>","</a>" ),
-				'connect_button'    => __("Connect Site","invoicing"),
-				'connecting_button'    => __("Connecting...","invoicing"),
-				'error_localhost'   => __( "This service will only work with a live domain, not a localhost.","invoicing" ),
-				'error'             => __( "Something went wrong, please refresh and try again.","invoicing" ),
+				'connect_title' => __("WP Invoicing - an AyeCode product!", "invoicing"),
+				'connect_external'  => __("Please confirm you wish to connect your site?", "invoicing"),
+				'connect'           => sprintf(__("<strong>Have a license?</strong> Forget about entering license keys or downloading zip files, connect your site for instant access. %slearn more%s", "invoicing"), "<a href='https://ayecode.io/introducing-ayecode-connect/' target='_blank'>", "</a>"),
+				'connect_button'    => __("Connect Site", "invoicing"),
+				'connecting_button'    => __("Connecting...", "invoicing"),
+				'error_localhost'   => __("This service will only work with a live domain, not a localhost.", "invoicing"),
+				'error'             => __("Something went wrong, please refresh and try again.", "invoicing"),
             ),
-            array( 'wpi-addons' )
+            array('wpi-addons')
         );
 
     }
@@ -348,20 +348,20 @@ 
 	 */
 	public function activation_redirect() {
 
-		$redirected = get_option( 'wpinv_redirected_to_settings' );
+		$redirected = get_option('wpinv_redirected_to_settings');
 
-		if ( ! empty( $redirected ) || wp_doing_ajax() || ! current_user_can( 'manage_options' ) ) {
+		if (!empty($redirected) || wp_doing_ajax() || !current_user_can('manage_options')) {
 			return;
 		}
 
 		// Bail if activating from network, or bulk
-		if ( is_network_admin() || isset( $_GET['activate-multi'] ) ) {
+		if (is_network_admin() || isset($_GET['activate-multi'])) {
 			return;
 		}
 
-	    update_option( 'wpinv_redirected_to_settings', 1 );
+	    update_option('wpinv_redirected_to_settings', 1);
 
-        wp_safe_redirect( admin_url( 'admin.php?page=wpinv-settings&tab=general' ) );
+        wp_safe_redirect(admin_url('admin.php?page=wpinv-settings&tab=general'));
         exit;
 
 	}
@@ -371,9 +371,9 @@ 
      */
     public function maybe_do_admin_action() {
 
-        if ( wpinv_current_user_can_manage_invoicing() && isset( $_REQUEST['getpaid-admin-action'] ) && isset( $_REQUEST['getpaid-nonce'] ) && wp_verify_nonce( $_REQUEST['getpaid-nonce'], 'getpaid-nonce' ) ) {
-            $key = sanitize_key( $_REQUEST['getpaid-admin-action'] );
-            do_action( "getpaid_authenticated_admin_action_$key", $_REQUEST );
+        if (wpinv_current_user_can_manage_invoicing() && isset($_REQUEST['getpaid-admin-action']) && isset($_REQUEST['getpaid-nonce']) && wp_verify_nonce($_REQUEST['getpaid-nonce'], 'getpaid-nonce')) {
+            $key = sanitize_key($_REQUEST['getpaid-admin-action']);
+            do_action("getpaid_authenticated_admin_action_$key", $_REQUEST);
         }
 
     }
@@ -383,16 +383,16 @@ 
 	 * 
 	 * @param array $args
      */
-    public function send_customer_invoice( $args ) {
-		$sent = getpaid()->get( 'invoice_emails' )->user_invoice( new WPInv_Invoice( $args['invoice_id'] ) );
+    public function send_customer_invoice($args) {
+		$sent = getpaid()->get('invoice_emails')->user_invoice(new WPInv_Invoice($args['invoice_id']));
 
-		if ( $sent ) {
-			$this->show_success( __( 'Invoice was successfully sent to the customer', 'invoicing' ) );
+		if ($sent) {
+			$this->show_success(__('Invoice was successfully sent to the customer', 'invoicing'));
 		} else {
-			$this->show_error( __( 'Could not sent the invoice to the customer', 'invoicing' ) );
+			$this->show_error(__('Could not sent the invoice to the customer', 'invoicing'));
 		}
 
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce', 'invoice_id' ) ) );
+		wp_safe_redirect(remove_query_arg(array('getpaid-admin-action', 'getpaid-nonce', 'invoice_id')));
 		exit;
 	}
 
@@ -401,16 +401,16 @@ 
 	 * 
 	 * @param array $args
      */
-    public function send_customer_payment_reminder( $args ) {
-		$sent = getpaid()->get( 'invoice_emails' )->force_send_overdue_notice( new WPInv_Invoice( $args['invoice_id'] ) );
+    public function send_customer_payment_reminder($args) {
+		$sent = getpaid()->get('invoice_emails')->force_send_overdue_notice(new WPInv_Invoice($args['invoice_id']));
 
-		if ( $sent ) {
-			$this->show_success( __( 'Payment reminder was successfully sent to the customer', 'invoicing' ) );
+		if ($sent) {
+			$this->show_success(__('Payment reminder was successfully sent to the customer', 'invoicing'));
 		} else {
-			$this->show_error( __( 'Could not sent payment reminder to the customer', 'invoicing' ) );
+			$this->show_error(__('Could not sent payment reminder to the customer', 'invoicing'));
 		}
 
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce', 'invoice_id' ) ) );
+		wp_safe_redirect(remove_query_arg(array('getpaid-admin-action', 'getpaid-nonce', 'invoice_id')));
 		exit;
 	}
 
@@ -420,8 +420,8 @@ 
      */
     public function admin_reset_tax_rates() {
 
-		update_option( 'wpinv_tax_rates', wpinv_get_data( 'tax-rates' ) );
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
+		update_option('wpinv_tax_rates', wpinv_get_data('tax-rates'));
+		wp_safe_redirect(remove_query_arg(array('getpaid-admin-action', 'getpaid-nonce')));
 		exit;
 
 	}
@@ -433,8 +433,8 @@ 
     public function admin_create_missing_pages() {
 		$installer = new GetPaid_Installer();
 		$installer->create_pages();
-		$this->show_success( __( 'GetPaid pages updated.', 'invoicing' ) );
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
+		$this->show_success(__('GetPaid pages updated.', 'invoicing'));
+		wp_safe_redirect(remove_query_arg(array('getpaid-admin-action', 'getpaid-nonce')));
 		exit;
 	}
 
@@ -446,35 +446,35 @@ 
 		global $wpdb;
 		$installer = new GetPaid_Installer();
 
-		if ( $wpdb->get_var( "SHOW TABLES LIKE '{$wpdb->prefix}wpinv_subscriptions'" ) != $wpdb->prefix . 'wpinv_subscriptions' ) {
+		if ($wpdb->get_var("SHOW TABLES LIKE '{$wpdb->prefix}wpinv_subscriptions'") != $wpdb->prefix . 'wpinv_subscriptions') {
 			$installer->create_subscriptions_table();
 
-			if ( $wpdb->last_error !== '' ) {
-				$this->show_error( __( 'Your GetPaid tables have been updated:', 'invoicing' ) . ' ' . $wpdb->last_error );
+			if ($wpdb->last_error !== '') {
+				$this->show_error(__('Your GetPaid tables have been updated:', 'invoicing') . ' ' . $wpdb->last_error);
 			}
 		}
 
-		if ( $wpdb->get_var( "SHOW TABLES LIKE '{$wpdb->prefix}getpaid_invoices'" ) != $wpdb->prefix . 'getpaid_invoices' ) {
+		if ($wpdb->get_var("SHOW TABLES LIKE '{$wpdb->prefix}getpaid_invoices'") != $wpdb->prefix . 'getpaid_invoices') {
 			$installer->create_invoices_table();
 
-			if ( $wpdb->last_error !== '' ) {
-				$this->show_error( __( 'Your GetPaid tables have been updated:', 'invoicing' ) . ' ' . $wpdb->last_error );
+			if ($wpdb->last_error !== '') {
+				$this->show_error(__('Your GetPaid tables have been updated:', 'invoicing') . ' ' . $wpdb->last_error);
 			}
 		}
 
-		if ( $wpdb->get_var( "SHOW TABLES LIKE '{$wpdb->prefix}getpaid_invoice_items'" ) != $wpdb->prefix . 'getpaid_invoice_items' ) {
+		if ($wpdb->get_var("SHOW TABLES LIKE '{$wpdb->prefix}getpaid_invoice_items'") != $wpdb->prefix . 'getpaid_invoice_items') {
 			$installer->create_invoice_items_table();
 
-			if ( $wpdb->last_error !== '' ) {
-				$this->show_error( __( 'Your GetPaid tables have been updated:', 'invoicing' ) . ' ' . $wpdb->last_error );
+			if ($wpdb->last_error !== '') {
+				$this->show_error(__('Your GetPaid tables have been updated:', 'invoicing') . ' ' . $wpdb->last_error);
 			}
 		}
 
-		if ( ! $this->has_notices() ) {
-			$this->show_success( __( 'Your GetPaid tables have been updated.', 'invoicing' ) );
+		if (!$this->has_notices()) {
+			$this->show_success(__('Your GetPaid tables have been updated.', 'invoicing'));
 		}
 
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
+		wp_safe_redirect(remove_query_arg(array('getpaid-admin-action', 'getpaid-nonce')));
 		exit;
 	}
 
@@ -489,10 +489,10 @@ 
 		$installer->migrate_old_invoices();
 
 		// Show an admin message.
-		$this->show_success( __( 'Your invoices have been migrated.', 'invoicing' ) );
+		$this->show_success(__('Your invoices have been migrated.', 'invoicing'));
 
 		// Redirect the admin.
-		wp_safe_redirect( remove_query_arg( array( 'getpaid-admin-action', 'getpaid-nonce' ) ) );
+		wp_safe_redirect(remove_query_arg(array('getpaid-admin-action', 'getpaid-nonce')));
 		exit;
 
 	}
@@ -504,8 +504,8 @@ 
      * @return array
 	 */
 	public function get_notices() {
-		$notices = get_option( 'wpinv_admin_notices' );
-        return is_array( $notices ) ? $notices : array();
+		$notices = get_option('wpinv_admin_notices');
+        return is_array($notices) ? $notices : array();
 	}
 
 	/**
@@ -515,7 +515,7 @@ 
      * @return array
 	 */
 	public function has_notices() {
-		return count( $this->get_notices() ) > 0;
+		return count($this->get_notices()) > 0;
 	}
 
 	/**
@@ -525,7 +525,7 @@ 
 	 * @since       1.0.19
 	 */
 	public function clear_notices() {
-		delete_option( 'wpinv_admin_notices' );
+		delete_option('wpinv_admin_notices');
 	}
 
 	/**
@@ -534,16 +534,16 @@ 
 	 * @access      public
 	 * @since       1.0.19
 	 */
-	public function save_notice( $type, $message ) {
+	public function save_notice($type, $message) {
 		$notices = $this->get_notices();
 
-		if ( empty( $notices[ $type ] ) || ! is_array( $notices[ $type ]) ) {
-			$notices[ $type ] = array();
+		if (empty($notices[$type]) || !is_array($notices[$type])) {
+			$notices[$type] = array();
 		}
 
-		$notices[ $type ][] = $message;
+		$notices[$type][] = $message;
 
-		update_option( 'wpinv_admin_notices', $notices );
+		update_option('wpinv_admin_notices', $notices);
 	}
 
 	/**
@@ -553,8 +553,8 @@ 
 	 * @access      public
 	 * @since       1.0.19
 	 */
-	public function show_success( $msg ) {
-		$this->save_notice( 'success', $msg );
+	public function show_success($msg) {
+		$this->save_notice('success', $msg);
 	}
 
 	/**
@@ -564,8 +564,8 @@ 
 	 * @param       string $msg The message to qeue.
 	 * @since       1.0.19
 	 */
-	public function show_error( $msg ) {
-		$this->save_notice( 'error', $msg );
+	public function show_error($msg) {
+		$this->save_notice('error', $msg);
 	}
 
 	/**
@@ -575,8 +575,8 @@ 
 	 * @param       string $msg The message to qeue.
 	 * @since       1.0.19
 	 */
-	public function show_warning( $msg ) {
-		$this->save_notice( 'warning', $msg );
+	public function show_warning($msg) {
+		$this->save_notice('warning', $msg);
 	}
 
 	/**
@@ -586,8 +586,8 @@ 
 	 * @param       string $msg The message to qeue.
 	 * @since       1.0.19
 	 */
-	public function show_info( $msg ) {
-		$this->save_notice( 'info', $msg );
+	public function show_info($msg) {
+		$this->save_notice('info', $msg);
 	}
 
 	/**
@@ -601,32 +601,32 @@ 
         $notices = $this->get_notices();
         $this->clear_notices();
 
-		foreach ( $notices as $type => $messages ) {
+		foreach ($notices as $type => $messages) {
 
-			if ( ! is_array( $messages ) ) {
+			if (!is_array($messages)) {
 				continue;
 			}
 
-            $type  = sanitize_key( $type );
-			foreach ( $messages as $message ) {
-                $message = wp_kses_post( $message );
+            $type = sanitize_key($type);
+			foreach ($messages as $message) {
+                $message = wp_kses_post($message);
 				echo "<div class='notice notice-$type is-dismissible'><p>$message</p></div>";
             }
 
         }
 
-		foreach ( array( 'checkout_page', 'invoice_history_page', 'success_page', 'failure_page', 'invoice_subscription_page' ) as $page ) {
+		foreach (array('checkout_page', 'invoice_history_page', 'success_page', 'failure_page', 'invoice_subscription_page') as $page) {
 
-			if ( ! is_numeric( wpinv_get_option( $page, false ) ) ) {
-				$url     = esc_url(
+			if (!is_numeric(wpinv_get_option($page, false))) {
+				$url = esc_url(
 					wp_nonce_url(
-						add_query_arg( 'getpaid-admin-action', 'create_missing_pages' ),
+						add_query_arg('getpaid-admin-action', 'create_missing_pages'),
 						'getpaid-nonce',
 						'getpaid-nonce'
 					)
 				);
-				$message  = __( 'Some GetPaid pages are missing. To use GetPaid without any issues, click the button below to generate the missing pages.', 'invoicing' );
-				$message2 = __( 'Generate Pages', 'invoicing' );
+				$message  = __('Some GetPaid pages are missing. To use GetPaid without any issues, click the button below to generate the missing pages.', 'invoicing');
+				$message2 = __('Generate Pages', 'invoicing');
 				echo "<div class='notice notice-warning is-dismissible'><p>$message<br><br><a href='$url' class='button button-primary'>$message2</a></p></div>";
 				break;
 			}

includes/class-getpaid-invoice-notification-emails.php

Indentation +390 added lines, -390 removed lines

@@ -12,444 +12,444 @@
  */
 class GetPaid_Invoice_Notification_Emails {
 
-	/**
-	 * The array of invoice email actions.
-	 *
-	 * @param array
-	 */
-	public $invoice_actions;
-
-	/**
-	 * Class constructor
-	 *
-	 */
-	public function __construct() {
-
-		$this->invoice_actions = apply_filters(
-			'getpaid_notification_email_invoice_triggers',
-			array(
-				'getpaid_new_invoice'                   => array( 'new_invoice', 'user_invoice' ),
-				'getpaid_invoice_status_wpi-cancelled'  => 'cancelled_invoice',
-				'getpaid_invoice_status_wpi-failed'     => 'failed_invoice',
-				'getpaid_invoice_status_wpi-onhold'     => 'onhold_invoice',
-				'getpaid_invoice_status_wpi-processing' => 'processing_invoice',
-				'getpaid_invoice_status_publish'        => 'completed_invoice',
-				'getpaid_invoice_status_wpi-renewal'    => 'completed_invoice',
-				'getpaid_invoice_status_wpi-refunded'   => 'refunded_invoice',
-				'getpaid_new_customer_note'             => 'user_note',
-				'getpaid_daily_maintenance'             => 'overdue',
-			)
-		);
-
-		$this->init_hooks();
-
-	}
-
-	/**
-	 * Registers email hooks.
-	 */
-	public function init_hooks() {
-
-		add_filter( 'getpaid_get_email_merge_tags', array( $this, 'invoice_merge_tags' ), 10, 2 );
-		add_filter( 'getpaid_invoice_email_recipients', array( $this, 'filter_email_recipients' ), 10, 2 );
-
-		foreach ( $this->invoice_actions as $hook => $email_type ) {
-			$this->init_email_type_hook( $hook, $email_type );
-		}
-	}
-
-	/**
-	 * Registers an email hook for an invoice action.
-	 * 
-	 * @param string $hook
-	 * @param string|array $email_type
-	 */
-	public function init_email_type_hook( $hook, $email_type ) {
-
-		$email_type = wpinv_parse_list( $email_type );
-
-		foreach ( $email_type as $type ) {
-
-			$email = new GetPaid_Notification_Email( $type );
-
-			// Abort if it is not active.
-			if ( ! $email->is_active() ) {
-				continue;
-			}
-
-			if ( method_exists( $this, $type ) ) {
-				add_action( $hook, array( $this, $type ), 100, 2 );
-				continue;
-			}
-
-			do_action( 'getpaid_invoice_init_email_type_hook', $type, $hook );
-		}
-
-	}
-
-	/**
-	 * Filters invoice merge tags.
-	 *
-	 * @param array $merge_tags
-	 * @param mixed|WPInv_Invoice|WPInv_Subscription $object
-	 */
-	public function invoice_merge_tags( $merge_tags, $object ) {
-
-		if ( is_a( $object, 'WPInv_Invoice' ) ) {
-			return array_merge(
-				$merge_tags,
-				$this->get_invoice_merge_tags( $object )
-			);
-		}
-
-		if ( is_a( $object, 'WPInv_Subscription' ) ) {
-			return array_merge(
-				$merge_tags,
-				$this->get_invoice_merge_tags( $object->get_parent_payment() )
-			);
-		}
-
-		return $merge_tags;
-
-	}
-
-	/**
-	 * Generates invoice merge tags.
-	 *
-	 * @param WPInv_Invoice $invoice
-	 * @return array
-	 */
-	public function get_invoice_merge_tags( $invoice ) {
-
-		// Abort if it does not exist.
-		if ( ! $invoice->get_id() ) {
-			return array();
-		}
-
-		$merge_tags = array(
-			'{name}'                => sanitize_text_field( $invoice->get_user_full_name() ),
-			'{full_name}'           => sanitize_text_field( $invoice->get_user_full_name() ),
-			'{first_name}'          => sanitize_text_field( $invoice->get_first_name() ),
-			'{last_name}'           => sanitize_text_field( $invoice->get_last_name() ),
-			'{email}'               => sanitize_email( $invoice->get_email() ),
-			'{invoice_number}'      => sanitize_text_field( $invoice->get_number() ),
-			'{invoice_currency}'    => sanitize_text_field( $invoice->get_currency() ),
-			'{invoice_total}'       => sanitize_text_field( wpinv_price( $invoice->get_total(), $invoice->get_currency() ) ),
-			'{invoice_link}'        => esc_url( $invoice->get_view_url() ),
-			'{invoice_pay_link}'    => esc_url( $invoice->get_checkout_payment_url() ),
-			'{invoice_receipt_link}'=> esc_url( $invoice->get_receipt_url() ),
-			'{invoice_date}'        => getpaid_format_date_value( $invoice->get_date_created() ),
-			'{invoice_due_date}'    => getpaid_format_date_value( $invoice->get_due_date(), __( 'on receipt', 'invoicing' ) ),
-			'{invoice_quote}'       => sanitize_text_field( strtolower( $invoice->get_label() ) ),
-			'{invoice_label}'       => sanitize_text_field( ucfirst( $invoice->get_label() ) ),
-			'{invoice_description}' => wp_kses_post( $invoice->get_description() ),
-			'{subscription_name}'   => wp_kses_post( $invoice->get_subscription_name() ),
-			'{is_was}'              => strtotime( $invoice->get_due_date() ) < current_time( 'timestamp' ) ? __( 'was', 'invoicing' ) : __( 'is', 'invoicing' ),
-		);
-
-		return apply_filters( 'getpaid_invoice_email_merge_tags', $merge_tags, $invoice );
-	}
-
-	/**
-	 * Helper function to send an email.
-	 *
-	 * @param WPInv_Invoice $invoice
-	 * @param GetPaid_Notification_Email $email
-	 * @param string $type
-	 * @param string|array $recipients
-	 * @param array $extra_args Extra template args.
-	 */
-	public function send_email( $invoice, $email, $type, $recipients, $extra_args = array() ) {
-
-		do_action( 'getpaid_before_send_invoice_notification', $type, $invoice, $email );
-
-		$mailer     = new GetPaid_Notification_Email_Sender();
-		$merge_tags = $email->get_merge_tags();
-
-		$result = $mailer->send(
-			apply_filters( 'getpaid_invoice_email_recipients', wpinv_parse_list( $recipients ), $email ),
-			$email->add_merge_tags( $email->get_subject(), $merge_tags ),
-			$email->get_content( $merge_tags, $extra_args ),
-			$email->get_attachments()
-		);
-
-		// Maybe send a copy to the admin.
-		if ( $email->include_admin_bcc() ) {
-			$mailer->send(
-				wpinv_get_admin_email(),
-				$email->add_merge_tags( $email->get_subject() . __( ' - ADMIN BCC COPY', 'invoicing' ), $merge_tags ),
-				$email->get_content( $merge_tags ),
-				$email->get_attachments()
-			);
-		}
-
-		if ( ! $result ) {
-			$invoice->add_note( sprintf( __( 'Failed sending %s notification email.', 'invoicing' ), sanitize_key( $type ) ), false, false, true );
-		}
-
-		do_action( 'getpaid_after_send_invoice_notification', $type, $invoice, $email );
-
-		return $result;
-	}
-
-	/**
-	 * Also send emails to any cc users.
-	 *
-	 * @param array $recipients
-	 * @param GetPaid_Notification_Email $email
-	 */
-	public function filter_email_recipients( $recipients, $email ) {
-
-		if ( ! $email->is_admin_email() ) {
-			$cc = $email->object->get_email_cc();
-
-			if ( ! empty( $cc ) ) {
-				$cc = array_map( 'sanitize_email', wpinv_parse_list( $cc ) );
-				$recipients = array_filter( array_unique( array_merge( $recipients, $cc ) ) );
-			}
-
-		}
-
-		return $recipients;
-
-	}
-
-	/**
-	 * Sends a new invoice notification.
-	 *
-	 * @param WPInv_Invoice $invoice
-	 */
-	public function new_invoice( $invoice ) {
-
-		// Only send this email for invoices created via the admin page.
-		if ( ! $invoice->is_type( 'invoice' ) || $this->is_payment_form_invoice( $invoice->get_id() ) ) {
-			return;
-		}
-
-		$email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
-		$recipient = wpinv_get_admin_email();
-
-		return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
-
-	}
-
-	/**
-	 * Sends a cancelled invoice notification.
-	 *
-	 * @param WPInv_Invoice $invoice
-	 */
-	public function cancelled_invoice( $invoice ) {
+    /**
+     * The array of invoice email actions.
+     *
+     * @param array
+     */
+    public $invoice_actions;
+
+    /**
+     * Class constructor
+     *
+     */
+    public function __construct() {
+
+        $this->invoice_actions = apply_filters(
+            'getpaid_notification_email_invoice_triggers',
+            array(
+                'getpaid_new_invoice'                   => array( 'new_invoice', 'user_invoice' ),
+                'getpaid_invoice_status_wpi-cancelled'  => 'cancelled_invoice',
+                'getpaid_invoice_status_wpi-failed'     => 'failed_invoice',
+                'getpaid_invoice_status_wpi-onhold'     => 'onhold_invoice',
+                'getpaid_invoice_status_wpi-processing' => 'processing_invoice',
+                'getpaid_invoice_status_publish'        => 'completed_invoice',
+                'getpaid_invoice_status_wpi-renewal'    => 'completed_invoice',
+                'getpaid_invoice_status_wpi-refunded'   => 'refunded_invoice',
+                'getpaid_new_customer_note'             => 'user_note',
+                'getpaid_daily_maintenance'             => 'overdue',
+            )
+        );
+
+        $this->init_hooks();
+
+    }
+
+    /**
+     * Registers email hooks.
+     */
+    public function init_hooks() {
+
+        add_filter( 'getpaid_get_email_merge_tags', array( $this, 'invoice_merge_tags' ), 10, 2 );
+        add_filter( 'getpaid_invoice_email_recipients', array( $this, 'filter_email_recipients' ), 10, 2 );
+
+        foreach ( $this->invoice_actions as $hook => $email_type ) {
+            $this->init_email_type_hook( $hook, $email_type );
+        }
+    }
+
+    /**
+     * Registers an email hook for an invoice action.
+     * 
+     * @param string $hook
+     * @param string|array $email_type
+     */
+    public function init_email_type_hook( $hook, $email_type ) {
+
+        $email_type = wpinv_parse_list( $email_type );
+
+        foreach ( $email_type as $type ) {
+
+            $email = new GetPaid_Notification_Email( $type );
+
+            // Abort if it is not active.
+            if ( ! $email->is_active() ) {
+                continue;
+            }
+
+            if ( method_exists( $this, $type ) ) {
+                add_action( $hook, array( $this, $type ), 100, 2 );
+                continue;
+            }
+
+            do_action( 'getpaid_invoice_init_email_type_hook', $type, $hook );
+        }
+
+    }
+
+    /**
+     * Filters invoice merge tags.
+     *
+     * @param array $merge_tags
+     * @param mixed|WPInv_Invoice|WPInv_Subscription $object
+     */
+    public function invoice_merge_tags( $merge_tags, $object ) {
+
+        if ( is_a( $object, 'WPInv_Invoice' ) ) {
+            return array_merge(
+                $merge_tags,
+                $this->get_invoice_merge_tags( $object )
+            );
+        }
+
+        if ( is_a( $object, 'WPInv_Subscription' ) ) {
+            return array_merge(
+                $merge_tags,
+                $this->get_invoice_merge_tags( $object->get_parent_payment() )
+            );
+        }
+
+        return $merge_tags;
+
+    }
+
+    /**
+     * Generates invoice merge tags.
+     *
+     * @param WPInv_Invoice $invoice
+     * @return array
+     */
+    public function get_invoice_merge_tags( $invoice ) {
+
+        // Abort if it does not exist.
+        if ( ! $invoice->get_id() ) {
+            return array();
+        }
+
+        $merge_tags = array(
+            '{name}'                => sanitize_text_field( $invoice->get_user_full_name() ),
+            '{full_name}'           => sanitize_text_field( $invoice->get_user_full_name() ),
+            '{first_name}'          => sanitize_text_field( $invoice->get_first_name() ),
+            '{last_name}'           => sanitize_text_field( $invoice->get_last_name() ),
+            '{email}'               => sanitize_email( $invoice->get_email() ),
+            '{invoice_number}'      => sanitize_text_field( $invoice->get_number() ),
+            '{invoice_currency}'    => sanitize_text_field( $invoice->get_currency() ),
+            '{invoice_total}'       => sanitize_text_field( wpinv_price( $invoice->get_total(), $invoice->get_currency() ) ),
+            '{invoice_link}'        => esc_url( $invoice->get_view_url() ),
+            '{invoice_pay_link}'    => esc_url( $invoice->get_checkout_payment_url() ),
+            '{invoice_receipt_link}'=> esc_url( $invoice->get_receipt_url() ),
+            '{invoice_date}'        => getpaid_format_date_value( $invoice->get_date_created() ),
+            '{invoice_due_date}'    => getpaid_format_date_value( $invoice->get_due_date(), __( 'on receipt', 'invoicing' ) ),
+            '{invoice_quote}'       => sanitize_text_field( strtolower( $invoice->get_label() ) ),
+            '{invoice_label}'       => sanitize_text_field( ucfirst( $invoice->get_label() ) ),
+            '{invoice_description}' => wp_kses_post( $invoice->get_description() ),
+            '{subscription_name}'   => wp_kses_post( $invoice->get_subscription_name() ),
+            '{is_was}'              => strtotime( $invoice->get_due_date() ) < current_time( 'timestamp' ) ? __( 'was', 'invoicing' ) : __( 'is', 'invoicing' ),
+        );
+
+        return apply_filters( 'getpaid_invoice_email_merge_tags', $merge_tags, $invoice );
+    }
+
+    /**
+     * Helper function to send an email.
+     *
+     * @param WPInv_Invoice $invoice
+     * @param GetPaid_Notification_Email $email
+     * @param string $type
+     * @param string|array $recipients
+     * @param array $extra_args Extra template args.
+     */
+    public function send_email( $invoice, $email, $type, $recipients, $extra_args = array() ) {
+
+        do_action( 'getpaid_before_send_invoice_notification', $type, $invoice, $email );
+
+        $mailer     = new GetPaid_Notification_Email_Sender();
+        $merge_tags = $email->get_merge_tags();
+
+        $result = $mailer->send(
+            apply_filters( 'getpaid_invoice_email_recipients', wpinv_parse_list( $recipients ), $email ),
+            $email->add_merge_tags( $email->get_subject(), $merge_tags ),
+            $email->get_content( $merge_tags, $extra_args ),
+            $email->get_attachments()
+        );
+
+        // Maybe send a copy to the admin.
+        if ( $email->include_admin_bcc() ) {
+            $mailer->send(
+                wpinv_get_admin_email(),
+                $email->add_merge_tags( $email->get_subject() . __( ' - ADMIN BCC COPY', 'invoicing' ), $merge_tags ),
+                $email->get_content( $merge_tags ),
+                $email->get_attachments()
+            );
+        }
+
+        if ( ! $result ) {
+            $invoice->add_note( sprintf( __( 'Failed sending %s notification email.', 'invoicing' ), sanitize_key( $type ) ), false, false, true );
+        }
+
+        do_action( 'getpaid_after_send_invoice_notification', $type, $invoice, $email );
+
+        return $result;
+    }
+
+    /**
+     * Also send emails to any cc users.
+     *
+     * @param array $recipients
+     * @param GetPaid_Notification_Email $email
+     */
+    public function filter_email_recipients( $recipients, $email ) {
+
+        if ( ! $email->is_admin_email() ) {
+            $cc = $email->object->get_email_cc();
+
+            if ( ! empty( $cc ) ) {
+                $cc = array_map( 'sanitize_email', wpinv_parse_list( $cc ) );
+                $recipients = array_filter( array_unique( array_merge( $recipients, $cc ) ) );
+            }
+
+        }
+
+        return $recipients;
+
+    }
+
+    /**
+     * Sends a new invoice notification.
+     *
+     * @param WPInv_Invoice $invoice
+     */
+    public function new_invoice( $invoice ) {
+
+        // Only send this email for invoices created via the admin page.
+        if ( ! $invoice->is_type( 'invoice' ) || $this->is_payment_form_invoice( $invoice->get_id() ) ) {
+            return;
+        }
+
+        $email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
+        $recipient = wpinv_get_admin_email();
+
+        return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
+
+    }
+
+    /**
+     * Sends a cancelled invoice notification.
+     *
+     * @param WPInv_Invoice $invoice
+     */
+    public function cancelled_invoice( $invoice ) {
 
-		$email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
-		$recipient = wpinv_get_admin_email();
+        $email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
+        $recipient = wpinv_get_admin_email();
 
-		return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
+        return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
 
-	}
+    }
 
-	/**
-	 * Sends a failed invoice notification.
-	 *
-	 * @param WPInv_Invoice $invoice
-	 */
-	public function failed_invoice( $invoice ) {
+    /**
+     * Sends a failed invoice notification.
+     *
+     * @param WPInv_Invoice $invoice
+     */
+    public function failed_invoice( $invoice ) {
 
-		$email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
-		$recipient = wpinv_get_admin_email();
+        $email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
+        $recipient = wpinv_get_admin_email();
 
-		return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
+        return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
 
-	}
+    }
 
-	/**
-	 * Sends a notification whenever an invoice is put on hold.
-	 *
-	 * @param WPInv_Invoice $invoice
-	 */
-	public function onhold_invoice( $invoice ) {
+    /**
+     * Sends a notification whenever an invoice is put on hold.
+     *
+     * @param WPInv_Invoice $invoice
+     */
+    public function onhold_invoice( $invoice ) {
 
-		$email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
-		$recipient = $invoice->get_email();
+        $email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
+        $recipient = $invoice->get_email();
 
-		return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
+        return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
 
-	}
+    }
 
-	/**
-	 * Sends a notification whenever an invoice is marked as processing payment.
-	 *
-	 * @param WPInv_Invoice $invoice
-	 */
-	public function processing_invoice( $invoice ) {
+    /**
+     * Sends a notification whenever an invoice is marked as processing payment.
+     *
+     * @param WPInv_Invoice $invoice
+     */
+    public function processing_invoice( $invoice ) {
 
-		$email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
-		$recipient = $invoice->get_email();
+        $email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
+        $recipient = $invoice->get_email();
 
-		return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
+        return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
 
-	}
+    }
 
-	/**
-	 * Sends a notification whenever an invoice is paid.
-	 *
-	 * @param WPInv_Invoice $invoice
-	 */
-	public function completed_invoice( $invoice ) {
+    /**
+     * Sends a notification whenever an invoice is paid.
+     *
+     * @param WPInv_Invoice $invoice
+     */
+    public function completed_invoice( $invoice ) {
 
-		// (Maybe) abort if it is a renewal invoice.
-		if ( $invoice->is_renewal() && ! wpinv_get_option( 'email_completed_invoice_renewal_active', false ) ) {
-			return;
-		}
+        // (Maybe) abort if it is a renewal invoice.
+        if ( $invoice->is_renewal() && ! wpinv_get_option( 'email_completed_invoice_renewal_active', false ) ) {
+            return;
+        }
 
-		$email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
-		$recipient = $invoice->get_email();
+        $email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
+        $recipient = $invoice->get_email();
 
-		return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
+        return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
 
-	}
+    }
 
-	/**
-	 * Sends a notification whenever an invoice is refunded.
-	 *
-	 * @param WPInv_Invoice $invoice
-	 */
-	public function refunded_invoice( $invoice ) {
+    /**
+     * Sends a notification whenever an invoice is refunded.
+     *
+     * @param WPInv_Invoice $invoice
+     */
+    public function refunded_invoice( $invoice ) {
 
-		$email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
-		$recipient = $invoice->get_email();
+        $email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
+        $recipient = $invoice->get_email();
 
-		return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
+        return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
 
-	}
+    }
 
-	/**
-	 * Notifies a user about new invoices
-	 *
-	 * @param WPInv_Invoice $invoice
-	 */
-	public function user_invoice( $invoice ) {
+    /**
+     * Notifies a user about new invoices
+     *
+     * @param WPInv_Invoice $invoice
+     */
+    public function user_invoice( $invoice ) {
 
-		// Only send this email for invoices created via the admin page.
-		if ( ! $invoice->is_type( 'invoice' ) || $this->is_payment_form_invoice( $invoice->get_id() ) ) {
-			return;
-		}
+        // Only send this email for invoices created via the admin page.
+        if ( ! $invoice->is_type( 'invoice' ) || $this->is_payment_form_invoice( $invoice->get_id() ) ) {
+            return;
+        }
 
-		$email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
-		$recipient = $invoice->get_email();
+        $email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
+        $recipient = $invoice->get_email();
 
-		return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
+        return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
 
-	}
+    }
 
-	/**
-	 * Checks if an invoice is a payment form invoice.
-	 *
-	 * @param int $invoice
-	 * @return bool
-	 */
-	public function is_payment_form_invoice( $invoice ) {
-		return empty( $_GET['getpaid-admin-action'] ) && ( 'payment_form' == get_post_meta( $invoice, 'wpinv_created_via', true ) || 'geodirectory' == get_post_meta( $invoice, 'wpinv_created_via', true ) );
-	}
+    /**
+     * Checks if an invoice is a payment form invoice.
+     *
+     * @param int $invoice
+     * @return bool
+     */
+    public function is_payment_form_invoice( $invoice ) {
+        return empty( $_GET['getpaid-admin-action'] ) && ( 'payment_form' == get_post_meta( $invoice, 'wpinv_created_via', true ) || 'geodirectory' == get_post_meta( $invoice, 'wpinv_created_via', true ) );
+    }
 
-	/**
-	 * Notifies admin about new invoice notes
-	 *
-	 * @param WPInv_Invoice $invoice
-	 * @param string $note
-	 */
-	public function user_note( $invoice, $note ) {
+    /**
+     * Notifies admin about new invoice notes
+     *
+     * @param WPInv_Invoice $invoice
+     * @param string $note
+     */
+    public function user_note( $invoice, $note ) {
 
-		$email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
-		$recipient = $invoice->get_email();
-
-		return $this->send_email( $invoice, $email, __FUNCTION__, $recipient, array( 'customer_note' => $note ) );
-
-	}
+        $email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
+        $recipient = $invoice->get_email();
+
+        return $this->send_email( $invoice, $email, __FUNCTION__, $recipient, array( 'customer_note' => $note ) );
+
+    }
 
-	/**
-	 * (Force) Sends overdue notices.
-	 *
-	 * @param WPInv_Invoice $invoice
-	 */
-	public function force_send_overdue_notice( $invoice ) {
-		$email = new GetPaid_Notification_Email( 'overdue', $invoice );
-		return $this->send_email( $invoice, $email, 'overdue', $invoice->get_email() );
-	}
-
-	/**
-	 * Sends overdue notices.
-	 *
-	 * @TODO: Create an invoices query class.
-	 */
-	public function overdue() {
-		global $wpdb;
-
-		$email = new GetPaid_Notification_Email( __FUNCTION__ );
-
-		// Fetch reminder days.
-		$reminder_days = array_unique( wp_parse_id_list( $email->get_option( 'days' ) ) );
-
-		// Abort if non is set.
-		if ( empty( $reminder_days ) ) {
-			return;
-		}
-
-		// Retrieve date query.
-		$date_query = $this->get_date_query( $reminder_days );
-
-		// Invoices table.
-		$table = $wpdb->prefix . 'getpaid_invoices';
-
-		// Fetch invoices.
-		$invoices  = $wpdb->get_col(
-			"SELECT posts.ID FROM $wpdb->posts as posts
+    /**
+     * (Force) Sends overdue notices.
+     *
+     * @param WPInv_Invoice $invoice
+     */
+    public function force_send_overdue_notice( $invoice ) {
+        $email = new GetPaid_Notification_Email( 'overdue', $invoice );
+        return $this->send_email( $invoice, $email, 'overdue', $invoice->get_email() );
+    }
+
+    /**
+     * Sends overdue notices.
+     *
+     * @TODO: Create an invoices query class.
+     */
+    public function overdue() {
+        global $wpdb;
+
+        $email = new GetPaid_Notification_Email( __FUNCTION__ );
+
+        // Fetch reminder days.
+        $reminder_days = array_unique( wp_parse_id_list( $email->get_option( 'days' ) ) );
+
+        // Abort if non is set.
+        if ( empty( $reminder_days ) ) {
+            return;
+        }
+
+        // Retrieve date query.
+        $date_query = $this->get_date_query( $reminder_days );
+
+        // Invoices table.
+        $table = $wpdb->prefix . 'getpaid_invoices';
+
+        // Fetch invoices.
+        $invoices  = $wpdb->get_col(
+            "SELECT posts.ID FROM $wpdb->posts as posts
 			LEFT JOIN $table as invoices ON invoices.post_id = posts.ID
 			WHERE posts.post_type = 'wpi_invoice' AND posts.post_status = 'wpi-pending' $date_query");
 
-		foreach ( $invoices as $invoice ) {
+        foreach ( $invoices as $invoice ) {
 
-			// Only send this email for invoices created via the admin page.
-			if ( ! $this->is_payment_form_invoice( $invoice ) ) {
-				$invoice       = new WPInv_Invoice( $invoice );
-				$email->object = $invoice;
+            // Only send this email for invoices created via the admin page.
+            if ( ! $this->is_payment_form_invoice( $invoice ) ) {
+                $invoice       = new WPInv_Invoice( $invoice );
+                $email->object = $invoice;
 
-				if ( $invoice->needs_payment() ) {
-					$this->send_email( $invoice, $email, __FUNCTION__, $invoice->get_email() );
-				}
+                if ( $invoice->needs_payment() ) {
+                    $this->send_email( $invoice, $email, __FUNCTION__, $invoice->get_email() );
+                }
 
-			}
+            }
 
-		}
+        }
 
-	}
+    }
 
-	/**
-	 * Calculates the date query for an invoices query
-	 *
-	 * @param array $reminder_days
-	 * @return string
-	 */
-	public function get_date_query( $reminder_days ) {
+    /**
+     * Calculates the date query for an invoices query
+     *
+     * @param array $reminder_days
+     * @return string
+     */
+    public function get_date_query( $reminder_days ) {
 
-		$date_query = array(
-			'relation'  => 'OR'
-		);
+        $date_query = array(
+            'relation'  => 'OR'
+        );
 
-		foreach ( $reminder_days as $days ) {
-			$date = date_parse( date( 'Y-m-d', strtotime( "-$days days", current_time( 'timestamp' ) ) ) );
+        foreach ( $reminder_days as $days ) {
+            $date = date_parse( date( 'Y-m-d', strtotime( "-$days days", current_time( 'timestamp' ) ) ) );
 
-			$date_query[] = array(
-				'year'  => $date['year'],
-				'month' => $date['month'],
-				'day'   => $date['day'],
-			);
+            $date_query[] = array(
+                'year'  => $date['year'],
+                'month' => $date['month'],
+                'day'   => $date['day'],
+            );
 
-		}
+        }
 
-		$date_query = new WP_Date_Query( $date_query, 'invoices.due_date' );
+        $date_query = new WP_Date_Query( $date_query, 'invoices.due_date' );
 
-		return $date_query->get_sql();
+        return $date_query->get_sql();
 
-	}
+    }
 
 }

Spacing +105 added lines, -105 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * This class handles invoice notificaiton emails.
@@ -28,7 +28,7 @@ 
 		$this->invoice_actions = apply_filters(
 			'getpaid_notification_email_invoice_triggers',
 			array(
-				'getpaid_new_invoice'                   => array( 'new_invoice', 'user_invoice' ),
+				'getpaid_new_invoice'                   => array('new_invoice', 'user_invoice'),
 				'getpaid_invoice_status_wpi-cancelled'  => 'cancelled_invoice',
 				'getpaid_invoice_status_wpi-failed'     => 'failed_invoice',
 				'getpaid_invoice_status_wpi-onhold'     => 'onhold_invoice',
@@ -50,11 +50,11 @@ 
 	 */
 	public function init_hooks() {
 
-		add_filter( 'getpaid_get_email_merge_tags', array( $this, 'invoice_merge_tags' ), 10, 2 );
-		add_filter( 'getpaid_invoice_email_recipients', array( $this, 'filter_email_recipients' ), 10, 2 );
+		add_filter('getpaid_get_email_merge_tags', array($this, 'invoice_merge_tags'), 10, 2);
+		add_filter('getpaid_invoice_email_recipients', array($this, 'filter_email_recipients'), 10, 2);
 
-		foreach ( $this->invoice_actions as $hook => $email_type ) {
-			$this->init_email_type_hook( $hook, $email_type );
+		foreach ($this->invoice_actions as $hook => $email_type) {
+			$this->init_email_type_hook($hook, $email_type);
 		}
 	}
 
@@ -64,25 +64,25 @@ 
 	 * @param string $hook
 	 * @param string|array $email_type
 	 */
-	public function init_email_type_hook( $hook, $email_type ) {
+	public function init_email_type_hook($hook, $email_type) {
 
-		$email_type = wpinv_parse_list( $email_type );
+		$email_type = wpinv_parse_list($email_type);
 
-		foreach ( $email_type as $type ) {
+		foreach ($email_type as $type) {
 
-			$email = new GetPaid_Notification_Email( $type );
+			$email = new GetPaid_Notification_Email($type);
 
 			// Abort if it is not active.
-			if ( ! $email->is_active() ) {
+			if (!$email->is_active()) {
 				continue;
 			}
 
-			if ( method_exists( $this, $type ) ) {
-				add_action( $hook, array( $this, $type ), 100, 2 );
+			if (method_exists($this, $type)) {
+				add_action($hook, array($this, $type), 100, 2);
 				continue;
 			}
 
-			do_action( 'getpaid_invoice_init_email_type_hook', $type, $hook );
+			do_action('getpaid_invoice_init_email_type_hook', $type, $hook);
 		}
 
 	}
@@ -93,19 +93,19 @@ 
 	 * @param array $merge_tags
 	 * @param mixed|WPInv_Invoice|WPInv_Subscription $object
 	 */
-	public function invoice_merge_tags( $merge_tags, $object ) {
+	public function invoice_merge_tags($merge_tags, $object) {
 
-		if ( is_a( $object, 'WPInv_Invoice' ) ) {
+		if (is_a($object, 'WPInv_Invoice')) {
 			return array_merge(
 				$merge_tags,
-				$this->get_invoice_merge_tags( $object )
+				$this->get_invoice_merge_tags($object)
 			);
 		}
 
-		if ( is_a( $object, 'WPInv_Subscription' ) ) {
+		if (is_a($object, 'WPInv_Subscription')) {
 			return array_merge(
 				$merge_tags,
-				$this->get_invoice_merge_tags( $object->get_parent_payment() )
+				$this->get_invoice_merge_tags($object->get_parent_payment())
 			);
 		}
 
@@ -119,35 +119,35 @@ 
 	 * @param WPInv_Invoice $invoice
 	 * @return array
 	 */
-	public function get_invoice_merge_tags( $invoice ) {
+	public function get_invoice_merge_tags($invoice) {
 
 		// Abort if it does not exist.
-		if ( ! $invoice->get_id() ) {
+		if (!$invoice->get_id()) {
 			return array();
 		}
 
 		$merge_tags = array(
-			'{name}'                => sanitize_text_field( $invoice->get_user_full_name() ),
-			'{full_name}'           => sanitize_text_field( $invoice->get_user_full_name() ),
-			'{first_name}'          => sanitize_text_field( $invoice->get_first_name() ),
-			'{last_name}'           => sanitize_text_field( $invoice->get_last_name() ),
-			'{email}'               => sanitize_email( $invoice->get_email() ),
-			'{invoice_number}'      => sanitize_text_field( $invoice->get_number() ),
-			'{invoice_currency}'    => sanitize_text_field( $invoice->get_currency() ),
-			'{invoice_total}'       => sanitize_text_field( wpinv_price( $invoice->get_total(), $invoice->get_currency() ) ),
-			'{invoice_link}'        => esc_url( $invoice->get_view_url() ),
-			'{invoice_pay_link}'    => esc_url( $invoice->get_checkout_payment_url() ),
-			'{invoice_receipt_link}'=> esc_url( $invoice->get_receipt_url() ),
-			'{invoice_date}'        => getpaid_format_date_value( $invoice->get_date_created() ),
-			'{invoice_due_date}'    => getpaid_format_date_value( $invoice->get_due_date(), __( 'on receipt', 'invoicing' ) ),
-			'{invoice_quote}'       => sanitize_text_field( strtolower( $invoice->get_label() ) ),
-			'{invoice_label}'       => sanitize_text_field( ucfirst( $invoice->get_label() ) ),
-			'{invoice_description}' => wp_kses_post( $invoice->get_description() ),
-			'{subscription_name}'   => wp_kses_post( $invoice->get_subscription_name() ),
-			'{is_was}'              => strtotime( $invoice->get_due_date() ) < current_time( 'timestamp' ) ? __( 'was', 'invoicing' ) : __( 'is', 'invoicing' ),
+			'{name}'                => sanitize_text_field($invoice->get_user_full_name()),
+			'{full_name}'           => sanitize_text_field($invoice->get_user_full_name()),
+			'{first_name}'          => sanitize_text_field($invoice->get_first_name()),
+			'{last_name}'           => sanitize_text_field($invoice->get_last_name()),
+			'{email}'               => sanitize_email($invoice->get_email()),
+			'{invoice_number}'      => sanitize_text_field($invoice->get_number()),
+			'{invoice_currency}'    => sanitize_text_field($invoice->get_currency()),
+			'{invoice_total}'       => sanitize_text_field(wpinv_price($invoice->get_total(), $invoice->get_currency())),
+			'{invoice_link}'        => esc_url($invoice->get_view_url()),
+			'{invoice_pay_link}'    => esc_url($invoice->get_checkout_payment_url()),
+			'{invoice_receipt_link}'=> esc_url($invoice->get_receipt_url()),
+			'{invoice_date}'        => getpaid_format_date_value($invoice->get_date_created()),
+			'{invoice_due_date}'    => getpaid_format_date_value($invoice->get_due_date(), __('on receipt', 'invoicing')),
+			'{invoice_quote}'       => sanitize_text_field(strtolower($invoice->get_label())),
+			'{invoice_label}'       => sanitize_text_field(ucfirst($invoice->get_label())),
+			'{invoice_description}' => wp_kses_post($invoice->get_description()),
+			'{subscription_name}'   => wp_kses_post($invoice->get_subscription_name()),
+			'{is_was}'              => strtotime($invoice->get_due_date()) < current_time('timestamp') ? __('was', 'invoicing') : __('is', 'invoicing'),
 		);
 
-		return apply_filters( 'getpaid_invoice_email_merge_tags', $merge_tags, $invoice );
+		return apply_filters('getpaid_invoice_email_merge_tags', $merge_tags, $invoice);
 	}
 
 	/**
@@ -159,35 +159,35 @@ 
 	 * @param string|array $recipients
 	 * @param array $extra_args Extra template args.
 	 */
-	public function send_email( $invoice, $email, $type, $recipients, $extra_args = array() ) {
+	public function send_email($invoice, $email, $type, $recipients, $extra_args = array()) {
 
-		do_action( 'getpaid_before_send_invoice_notification', $type, $invoice, $email );
+		do_action('getpaid_before_send_invoice_notification', $type, $invoice, $email);
 
 		$mailer     = new GetPaid_Notification_Email_Sender();
 		$merge_tags = $email->get_merge_tags();
 
 		$result = $mailer->send(
-			apply_filters( 'getpaid_invoice_email_recipients', wpinv_parse_list( $recipients ), $email ),
-			$email->add_merge_tags( $email->get_subject(), $merge_tags ),
-			$email->get_content( $merge_tags, $extra_args ),
+			apply_filters('getpaid_invoice_email_recipients', wpinv_parse_list($recipients), $email),
+			$email->add_merge_tags($email->get_subject(), $merge_tags),
+			$email->get_content($merge_tags, $extra_args),
 			$email->get_attachments()
 		);
 
 		// Maybe send a copy to the admin.
-		if ( $email->include_admin_bcc() ) {
+		if ($email->include_admin_bcc()) {
 			$mailer->send(
 				wpinv_get_admin_email(),
-				$email->add_merge_tags( $email->get_subject() . __( ' - ADMIN BCC COPY', 'invoicing' ), $merge_tags ),
-				$email->get_content( $merge_tags ),
+				$email->add_merge_tags($email->get_subject() . __(' - ADMIN BCC COPY', 'invoicing'), $merge_tags),
+				$email->get_content($merge_tags),
 				$email->get_attachments()
 			);
 		}
 
-		if ( ! $result ) {
-			$invoice->add_note( sprintf( __( 'Failed sending %s notification email.', 'invoicing' ), sanitize_key( $type ) ), false, false, true );
+		if (!$result) {
+			$invoice->add_note(sprintf(__('Failed sending %s notification email.', 'invoicing'), sanitize_key($type)), false, false, true);
 		}
 
-		do_action( 'getpaid_after_send_invoice_notification', $type, $invoice, $email );
+		do_action('getpaid_after_send_invoice_notification', $type, $invoice, $email);
 
 		return $result;
 	}
@@ -198,14 +198,14 @@ 
 	 * @param array $recipients
 	 * @param GetPaid_Notification_Email $email
 	 */
-	public function filter_email_recipients( $recipients, $email ) {
+	public function filter_email_recipients($recipients, $email) {
 
-		if ( ! $email->is_admin_email() ) {
+		if (!$email->is_admin_email()) {
 			$cc = $email->object->get_email_cc();
 
-			if ( ! empty( $cc ) ) {
-				$cc = array_map( 'sanitize_email', wpinv_parse_list( $cc ) );
-				$recipients = array_filter( array_unique( array_merge( $recipients, $cc ) ) );
+			if (!empty($cc)) {
+				$cc = array_map('sanitize_email', wpinv_parse_list($cc));
+				$recipients = array_filter(array_unique(array_merge($recipients, $cc)));
 			}
 
 		}
@@ -219,17 +219,17 @@ 
 	 *
 	 * @param WPInv_Invoice $invoice
 	 */
-	public function new_invoice( $invoice ) {
+	public function new_invoice($invoice) {
 
 		// Only send this email for invoices created via the admin page.
-		if ( ! $invoice->is_type( 'invoice' ) || $this->is_payment_form_invoice( $invoice->get_id() ) ) {
+		if (!$invoice->is_type('invoice') || $this->is_payment_form_invoice($invoice->get_id())) {
 			return;
 		}
 
-		$email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
+		$email     = new GetPaid_Notification_Email(__FUNCTION__, $invoice);
 		$recipient = wpinv_get_admin_email();
 
-		return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
+		return $this->send_email($invoice, $email, __FUNCTION__, $recipient);
 
 	}
 
@@ -238,12 +238,12 @@ 
 	 *
 	 * @param WPInv_Invoice $invoice
 	 */
-	public function cancelled_invoice( $invoice ) {
+	public function cancelled_invoice($invoice) {
 
-		$email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
+		$email     = new GetPaid_Notification_Email(__FUNCTION__, $invoice);
 		$recipient = wpinv_get_admin_email();
 
-		return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
+		return $this->send_email($invoice, $email, __FUNCTION__, $recipient);
 
 	}
 
@@ -252,12 +252,12 @@ 
 	 *
 	 * @param WPInv_Invoice $invoice
 	 */
-	public function failed_invoice( $invoice ) {
+	public function failed_invoice($invoice) {
 
-		$email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
+		$email     = new GetPaid_Notification_Email(__FUNCTION__, $invoice);
 		$recipient = wpinv_get_admin_email();
 
-		return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
+		return $this->send_email($invoice, $email, __FUNCTION__, $recipient);
 
 	}
 
@@ -266,12 +266,12 @@ 
 	 *
 	 * @param WPInv_Invoice $invoice
 	 */
-	public function onhold_invoice( $invoice ) {
+	public function onhold_invoice($invoice) {
 
-		$email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
+		$email     = new GetPaid_Notification_Email(__FUNCTION__, $invoice);
 		$recipient = $invoice->get_email();
 
-		return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
+		return $this->send_email($invoice, $email, __FUNCTION__, $recipient);
 
 	}
 
@@ -280,12 +280,12 @@ 
 	 *
 	 * @param WPInv_Invoice $invoice
 	 */
-	public function processing_invoice( $invoice ) {
+	public function processing_invoice($invoice) {
 
-		$email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
+		$email     = new GetPaid_Notification_Email(__FUNCTION__, $invoice);
 		$recipient = $invoice->get_email();
 
-		return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
+		return $this->send_email($invoice, $email, __FUNCTION__, $recipient);
 
 	}
 
@@ -294,17 +294,17 @@ 
 	 *
 	 * @param WPInv_Invoice $invoice
 	 */
-	public function completed_invoice( $invoice ) {
+	public function completed_invoice($invoice) {
 
 		// (Maybe) abort if it is a renewal invoice.
-		if ( $invoice->is_renewal() && ! wpinv_get_option( 'email_completed_invoice_renewal_active', false ) ) {
+		if ($invoice->is_renewal() && !wpinv_get_option('email_completed_invoice_renewal_active', false)) {
 			return;
 		}
 
-		$email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
+		$email     = new GetPaid_Notification_Email(__FUNCTION__, $invoice);
 		$recipient = $invoice->get_email();
 
-		return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
+		return $this->send_email($invoice, $email, __FUNCTION__, $recipient);
 
 	}
 
@@ -313,12 +313,12 @@ 
 	 *
 	 * @param WPInv_Invoice $invoice
 	 */
-	public function refunded_invoice( $invoice ) {
+	public function refunded_invoice($invoice) {
 
-		$email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
+		$email     = new GetPaid_Notification_Email(__FUNCTION__, $invoice);
 		$recipient = $invoice->get_email();
 
-		return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
+		return $this->send_email($invoice, $email, __FUNCTION__, $recipient);
 
 	}
 
@@ -327,17 +327,17 @@ 
 	 *
 	 * @param WPInv_Invoice $invoice
 	 */
-	public function user_invoice( $invoice ) {
+	public function user_invoice($invoice) {
 
 		// Only send this email for invoices created via the admin page.
-		if ( ! $invoice->is_type( 'invoice' ) || $this->is_payment_form_invoice( $invoice->get_id() ) ) {
+		if (!$invoice->is_type('invoice') || $this->is_payment_form_invoice($invoice->get_id())) {
 			return;
 		}
 
-		$email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
+		$email     = new GetPaid_Notification_Email(__FUNCTION__, $invoice);
 		$recipient = $invoice->get_email();
 
-		return $this->send_email( $invoice, $email, __FUNCTION__, $recipient );
+		return $this->send_email($invoice, $email, __FUNCTION__, $recipient);
 
 	}
 
@@ -347,8 +347,8 @@ 
 	 * @param int $invoice
 	 * @return bool
 	 */
-	public function is_payment_form_invoice( $invoice ) {
-		return empty( $_GET['getpaid-admin-action'] ) && ( 'payment_form' == get_post_meta( $invoice, 'wpinv_created_via', true ) || 'geodirectory' == get_post_meta( $invoice, 'wpinv_created_via', true ) );
+	public function is_payment_form_invoice($invoice) {
+		return empty($_GET['getpaid-admin-action']) && ('payment_form' == get_post_meta($invoice, 'wpinv_created_via', true) || 'geodirectory' == get_post_meta($invoice, 'wpinv_created_via', true));
 	}
 
 	/**
@@ -357,12 +357,12 @@ 
 	 * @param WPInv_Invoice $invoice
 	 * @param string $note
 	 */
-	public function user_note( $invoice, $note ) {
+	public function user_note($invoice, $note) {
 
-		$email     = new GetPaid_Notification_Email( __FUNCTION__, $invoice );
+		$email     = new GetPaid_Notification_Email(__FUNCTION__, $invoice);
 		$recipient = $invoice->get_email();
 
-		return $this->send_email( $invoice, $email, __FUNCTION__, $recipient, array( 'customer_note' => $note ) );
+		return $this->send_email($invoice, $email, __FUNCTION__, $recipient, array('customer_note' => $note));
 
 	}
 
@@ -371,9 +371,9 @@ 
 	 *
 	 * @param WPInv_Invoice $invoice
 	 */
-	public function force_send_overdue_notice( $invoice ) {
-		$email = new GetPaid_Notification_Email( 'overdue', $invoice );
-		return $this->send_email( $invoice, $email, 'overdue', $invoice->get_email() );
+	public function force_send_overdue_notice($invoice) {
+		$email = new GetPaid_Notification_Email('overdue', $invoice);
+		return $this->send_email($invoice, $email, 'overdue', $invoice->get_email());
 	}
 
 	/**
@@ -384,37 +384,37 @@ 
 	public function overdue() {
 		global $wpdb;
 
-		$email = new GetPaid_Notification_Email( __FUNCTION__ );
+		$email = new GetPaid_Notification_Email(__FUNCTION__);
 
 		// Fetch reminder days.
-		$reminder_days = array_unique( wp_parse_id_list( $email->get_option( 'days' ) ) );
+		$reminder_days = array_unique(wp_parse_id_list($email->get_option('days')));
 
 		// Abort if non is set.
-		if ( empty( $reminder_days ) ) {
+		if (empty($reminder_days)) {
 			return;
 		}
 
 		// Retrieve date query.
-		$date_query = $this->get_date_query( $reminder_days );
+		$date_query = $this->get_date_query($reminder_days);
 
 		// Invoices table.
 		$table = $wpdb->prefix . 'getpaid_invoices';
 
 		// Fetch invoices.
-		$invoices  = $wpdb->get_col(
+		$invoices = $wpdb->get_col(
 			"SELECT posts.ID FROM $wpdb->posts as posts
 			LEFT JOIN $table as invoices ON invoices.post_id = posts.ID
 			WHERE posts.post_type = 'wpi_invoice' AND posts.post_status = 'wpi-pending' $date_query");
 
-		foreach ( $invoices as $invoice ) {
+		foreach ($invoices as $invoice) {
 
 			// Only send this email for invoices created via the admin page.
-			if ( ! $this->is_payment_form_invoice( $invoice ) ) {
-				$invoice       = new WPInv_Invoice( $invoice );
+			if (!$this->is_payment_form_invoice($invoice)) {
+				$invoice       = new WPInv_Invoice($invoice);
 				$email->object = $invoice;
 
-				if ( $invoice->needs_payment() ) {
-					$this->send_email( $invoice, $email, __FUNCTION__, $invoice->get_email() );
+				if ($invoice->needs_payment()) {
+					$this->send_email($invoice, $email, __FUNCTION__, $invoice->get_email());
 				}
 
 			}
@@ -429,14 +429,14 @@ 
 	 * @param array $reminder_days
 	 * @return string
 	 */
-	public function get_date_query( $reminder_days ) {
+	public function get_date_query($reminder_days) {
 
 		$date_query = array(
 			'relation'  => 'OR'
 		);
 
-		foreach ( $reminder_days as $days ) {
-			$date = date_parse( date( 'Y-m-d', strtotime( "-$days days", current_time( 'timestamp' ) ) ) );
+		foreach ($reminder_days as $days) {
+			$date = date_parse(date('Y-m-d', strtotime("-$days days", current_time('timestamp'))));
 
 			$date_query[] = array(
 				'year'  => $date['year'],
@@ -446,7 +446,7 @@ 
 
 		}
 
-		$date_query = new WP_Date_Query( $date_query, 'invoices.due_date' );
+		$date_query = new WP_Date_Query($date_query, 'invoices.due_date');
 
 		return $date_query->get_sql();
 

includes/data/admin-settings.php

Spacing +160 added lines, -160 removed lines

@@ -8,197 +8,197 @@ 
  * @version 1.0.19
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
-$pages = wpinv_get_pages( true );
+$pages = wpinv_get_pages(true);
     
 $currencies = wpinv_get_currencies();
     
 $currency_code_options = array();
-foreach ( $currencies as $code => $name ) {
-    $currency_code_options[ $code ] = $code . ' - ' . $name . ' (' . wpinv_currency_symbol( $code ) . ')';
+foreach ($currencies as $code => $name) {
+    $currency_code_options[$code] = $code . ' - ' . $name . ' (' . wpinv_currency_symbol($code) . ')';
 }
     
 $due_payment_options       = array();
-$due_payment_options[0]    = __( 'Now', 'invoicing' );
-for ( $i = 1; $i <= 30; $i++ ) {
+$due_payment_options[0]    = __('Now', 'invoicing');
+for ($i = 1; $i <= 30; $i++) {
     $due_payment_options[$i] = $i;
 }
     
 $invoice_number_padd_options = array();
-for ( $i = 0; $i <= 20; $i++ ) {
+for ($i = 0; $i <= 20; $i++) {
     $invoice_number_padd_options[$i] = $i;
 }
     
 $currency_symbol = wpinv_currency_symbol();
     
 $last_number = $reset_number = '';
-if ( $last_invoice_number = get_option( 'wpinv_last_invoice_number' ) ) {
-    $last_invoice_number = preg_replace( '/[^0-9]/', '', $last_invoice_number );
+if ($last_invoice_number = get_option('wpinv_last_invoice_number')) {
+    $last_invoice_number = preg_replace('/[^0-9]/', '', $last_invoice_number);
 
-    if ( !empty( $last_invoice_number ) ) {
-        $last_number = ' ' . wp_sprintf( __( "( Last Invoice's sequential number: <b>%s</b> )", 'invoicing' ), $last_invoice_number );
+    if (!empty($last_invoice_number)) {
+        $last_number = ' ' . wp_sprintf(__("( Last Invoice's sequential number: <b>%s</b> )", 'invoicing'), $last_invoice_number);
     }
 
     $nonce = wp_create_nonce('reset_invoice_count');
-    $reset_number = '<a href="'.add_query_arg(array('reset_invoice_count' => 1, '_nonce' => $nonce)).'" class="btn button">'.__('Force Reset Sequence', 'invoicing' ). '</a>';
+    $reset_number = '<a href="' . add_query_arg(array('reset_invoice_count' => 1, '_nonce' => $nonce)) . '" class="btn button">' . __('Force Reset Sequence', 'invoicing') . '</a>';
 }
     
 $alert_wrapper_start = '<p style="color: #F00">';
 $alert_wrapper_close = '</p>';
 
 return array(
-    'general' => apply_filters( 'wpinv_settings_general',
+    'general' => apply_filters('wpinv_settings_general',
         array(
             'main' => array(
                 'location_settings' => array(
                     'id'   => 'location_settings',
-                    'name' => '<h3>' . __( 'Default Location', 'invoicing' ) . '</h3>',
+                    'name' => '<h3>' . __('Default Location', 'invoicing') . '</h3>',
                     'desc' => '',
                     'type' => 'header',
                 ),
                 'default_country' => array(
                     'id'      => 'default_country',
-                    'name'    => __( 'Default Country', 'invoicing' ),
-                    'desc'    => __( 'Where does your store operate from?', 'invoicing' ),
+                    'name'    => __('Default Country', 'invoicing'),
+                    'desc'    => __('Where does your store operate from?', 'invoicing'),
                     'type'    => 'select',
                     'options' => wpinv_get_country_list(),
                     'std'     => 'GB',
                     'class'   => 'wpi_select2',
-                    'placeholder' => __( 'Select a country', 'invoicing' ),
+                    'placeholder' => __('Select a country', 'invoicing'),
                 ),
                 'default_state' => array(
                     'id'      => 'default_state',
-                    'name'    => __( 'Default State / Province', 'invoicing' ),
-                    'desc'    => __( 'What state / province does your store operate from?', 'invoicing' ),
+                    'name'    => __('Default State / Province', 'invoicing'),
+                    'desc'    => __('What state / province does your store operate from?', 'invoicing'),
                     'type'    => 'country_states',
                     'class'   => 'wpi_select2',
-                    'placeholder' => __( 'Select a state', 'invoicing' ),
+                    'placeholder' => __('Select a state', 'invoicing'),
                 ),
                 'store_name' => array(
                     'id'   => 'store_name',
-                    'name' => __( 'Store Name', 'invoicing' ),
-                    'desc' => __( 'Store name to print on invoices.', 'invoicing' ),
+                    'name' => __('Store Name', 'invoicing'),
+                    'desc' => __('Store name to print on invoices.', 'invoicing'),
                     'std'     => get_option('blogname'),
                     'type' => 'text',
                 ),
                 'logo' => array(
                     'id'   => 'logo',
-                    'name' => __( 'Logo URL', 'invoicing' ),
-                    'desc' => __( 'Store logo to print on invoices.', 'invoicing' ),
+                    'name' => __('Logo URL', 'invoicing'),
+                    'desc' => __('Store logo to print on invoices.', 'invoicing'),
                     'type' => 'text',
                 ),
                 'store_address' => array(
                     'id'   => 'store_address',
-                    'name' => __( 'Store Address', 'invoicing' ),
-                    'desc' => __( 'Enter the store address to display on invoice', 'invoicing' ),
+                    'name' => __('Store Address', 'invoicing'),
+                    'desc' => __('Enter the store address to display on invoice', 'invoicing'),
                     'type' => 'textarea',
                 ),
                 'page_settings' => array(
                     'id'   => 'page_settings',
-                    'name' => '<h3>' . __( 'Page Settings', 'invoicing' ) . '</h3>',
+                    'name' => '<h3>' . __('Page Settings', 'invoicing') . '</h3>',
                     'desc' => '',
                     'type' => 'header',
                 ),
                 'checkout_page' => array(
                     'id'          => 'checkout_page',
-                    'name'        => __( 'Checkout Page', 'invoicing' ),
-                    'desc'        => __( 'This is the checkout page where buyers will complete their payments. The <b>[wpinv_checkout]</b> short code must be on this page.', 'invoicing' ),
+                    'name'        => __('Checkout Page', 'invoicing'),
+                    'desc'        => __('This is the checkout page where buyers will complete their payments. The <b>[wpinv_checkout]</b> short code must be on this page.', 'invoicing'),
                     'type'        => 'select',
                     'options'     => $pages,
                     'class'       => 'wpi_select2',
-                    'placeholder' => __( 'Select a page', 'invoicing' ),
+                    'placeholder' => __('Select a page', 'invoicing'),
                     'help-tip'    => true,
                 ),
                 'success_page' => array(
                     'id'          => 'success_page',
-                    'name'        => __( 'Success Page', 'invoicing' ),
-                    'desc'        => __( 'This is the page buyers are sent to after completing their payments. The <b>[wpinv_receipt]</b> short code should be on this page.', 'invoicing' ),
+                    'name'        => __('Success Page', 'invoicing'),
+                    'desc'        => __('This is the page buyers are sent to after completing their payments. The <b>[wpinv_receipt]</b> short code should be on this page.', 'invoicing'),
                     'type'        => 'select',
                     'options'     => $pages,
                     'class'       => 'wpi_select2',
-                    'placeholder' => __( 'Select a page', 'invoicing' ),
+                    'placeholder' => __('Select a page', 'invoicing'),
                     'help-tip'    => true,
                 ),
                 'failure_page' => array(
                     'id'          => 'failure_page',
-                    'name'        => __( 'Failed Transaction Page', 'invoicing' ),
-                    'desc'        => __( 'This is the page buyers are sent to if their transaction is cancelled or fails.', 'invoicing' ),
+                    'name'        => __('Failed Transaction Page', 'invoicing'),
+                    'desc'        => __('This is the page buyers are sent to if their transaction is cancelled or fails.', 'invoicing'),
                     'type'        => 'select',
                     'options'     => $pages,
                     'class'       => 'wpi_select2',
-                    'placeholder' => __( 'Select a page', 'invoicing' ),
+                    'placeholder' => __('Select a page', 'invoicing'),
                     'help-tip'    => true,
                 ),
                 'invoice_history_page' => array(
                     'id'          => 'invoice_history_page',
-                    'name'        => __( 'Invoice History Page', 'invoicing' ),
-                    'desc'        => __( 'This page shows an invoice history for the current user. The <b>[wpinv_history]</b> short code should be on this page.', 'invoicing' ),
+                    'name'        => __('Invoice History Page', 'invoicing'),
+                    'desc'        => __('This page shows an invoice history for the current user. The <b>[wpinv_history]</b> short code should be on this page.', 'invoicing'),
                     'type'        => 'select',
                     'options'     => $pages,
                     'class'       => 'wpi_select2',
-                    'placeholder' => __( 'Select a page', 'invoicing' ),
+                    'placeholder' => __('Select a page', 'invoicing'),
                     'help-tip'    => true,
                 ),
                 'invoice_subscription_page' => array(
                     'id'          => 'invoice_subscription_page',
-                    'name'        => __( 'Invoice Subscriptions Page', 'invoicing' ),
-                    'desc'        => __( 'This page shows subscriptions history for the current user. The <b>[wpinv_subscriptions]</b> short code should be on this page.', 'invoicing' ),
+                    'name'        => __('Invoice Subscriptions Page', 'invoicing'),
+                    'desc'        => __('This page shows subscriptions history for the current user. The <b>[wpinv_subscriptions]</b> short code should be on this page.', 'invoicing'),
                     'type'        => 'select',
                     'options'     => $pages,
                     'class'       => 'wpi_select2',
-                    'placeholder' => __( 'Select a page', 'invoicing' ),
+                    'placeholder' => __('Select a page', 'invoicing'),
                     'help-tip'    => true,
                 ),
             ),
             'currency_section' => array(
                 'currency_settings' => array(
                     'id'   => 'currency_settings',
-                    'name' => '<h3>' . __( 'Currency Settings', 'invoicing' ) . '</h3>',
+                    'name' => '<h3>' . __('Currency Settings', 'invoicing') . '</h3>',
                     'desc' => '',
                     'type' => 'header',
                 ),
                 'currency' => array(
                     'id'      => 'currency',
-                    'name'    => __( 'Currency', 'invoicing' ),
-                    'desc'    => __( 'Choose your currency. Note that some payment gateways have currency restrictions.', 'invoicing' ),
+                    'name'    => __('Currency', 'invoicing'),
+                    'desc'    => __('Choose your currency. Note that some payment gateways have currency restrictions.', 'invoicing'),
                     'type'    => 'select',
                     'class'       => 'wpi_select2',
                     'options' => $currency_code_options,
                 ),
                 'currency_position' => array(
                     'id'      => 'currency_position',
-                    'name'    => __( 'Currency Position', 'invoicing' ),
-                    'desc'    => __( 'Choose the location of the currency sign.', 'invoicing' ),
+                    'name'    => __('Currency Position', 'invoicing'),
+                    'desc'    => __('Choose the location of the currency sign.', 'invoicing'),
                     'type'    => 'select',
                     'class'   => 'wpi_select2',
                     'options'  => array(
-                        'left'        => __( 'Left', 'invoicing' ) . ' (' . $currency_symbol . wpinv_format_amount( '99.99' ) . ')',
-                        'right'       => __( 'Right', 'invoicing' ) . ' ('. wpinv_format_amount( '99.99' ) . $currency_symbol . ')',
-                        'left_space'  => __( 'Left with space', 'invoicing' ) . ' (' . $currency_symbol . ' ' . wpinv_format_amount( '99.99' ) . ')',
-                        'right_space' => __( 'Right with space', 'invoicing' ) . ' (' . wpinv_format_amount( '99.99' ) . ' ' . $currency_symbol . ')'
+                        'left'        => __('Left', 'invoicing') . ' (' . $currency_symbol . wpinv_format_amount('99.99') . ')',
+                        'right'       => __('Right', 'invoicing') . ' (' . wpinv_format_amount('99.99') . $currency_symbol . ')',
+                        'left_space'  => __('Left with space', 'invoicing') . ' (' . $currency_symbol . ' ' . wpinv_format_amount('99.99') . ')',
+                        'right_space' => __('Right with space', 'invoicing') . ' (' . wpinv_format_amount('99.99') . ' ' . $currency_symbol . ')'
                     )
                 ),
                 'thousands_separator' => array(
                     'id'   => 'thousands_separator',
-                    'name' => __( 'Thousands Separator', 'invoicing' ),
-                    'desc' => __( 'The symbol (usually , or .) to separate thousands', 'invoicing' ),
+                    'name' => __('Thousands Separator', 'invoicing'),
+                    'desc' => __('The symbol (usually , or .) to separate thousands', 'invoicing'),
                     'type' => 'text',
                     'size' => 'small',
                     'std'  => ',',
                 ),
                 'decimal_separator' => array(
                     'id'   => 'decimal_separator',
-                    'name' => __( 'Decimal Separator', 'invoicing' ),
-                    'desc' => __( 'The symbol (usually , or .) to separate decimal points', 'invoicing' ),
+                    'name' => __('Decimal Separator', 'invoicing'),
+                    'desc' => __('The symbol (usually , or .) to separate decimal points', 'invoicing'),
                     'type' => 'text',
                     'size' => 'small',
                     'std'  => '.',
                 ),
                 'decimals' => array(
                     'id'   => 'decimals',
-                    'name' => __( 'Number of Decimals', 'invoicing' ),
-                    'desc' => __( 'This sets the number of decimal points shown in displayed prices.', 'invoicing' ),
+                    'name' => __('Number of Decimals', 'invoicing'),
+                    'desc' => __('This sets the number of decimal points shown in displayed prices.', 'invoicing'),
                     'type' => 'number',
                     'size' => 'small',
                     'std'  => '2',
@@ -210,21 +210,21 @@ 
             'labels' => array(
                 'labels' => array(
                     'id'   => 'labels_settings',
-                    'name' => '<h3>' . __( 'Invoice Labels', 'invoicing' ) . '</h3>',
+                    'name' => '<h3>' . __('Invoice Labels', 'invoicing') . '</h3>',
                     'desc' => '',
                     'type' => 'header',
                 ),
                 'vat_invoice_notice_label' => array(
                     'id' => 'vat_invoice_notice_label',
-                    'name' => __( 'Invoice Notice Label', 'invoicing' ),
-                    'desc' => __( 'Use this to add an invoice notice section (label) to your invoices', 'invoicing' ),
+                    'name' => __('Invoice Notice Label', 'invoicing'),
+                    'desc' => __('Use this to add an invoice notice section (label) to your invoices', 'invoicing'),
                     'type' => 'text',
                     'size' => 'regular',
                 ),
                 'vat_invoice_notice' => array(
                     'id' => 'vat_invoice_notice',
-                    'name' => __( 'Invoice notice', 'invoicing' ),
-                    'desc' =>   __( 'Use this to add an invoice notice section (description) to your invoices', 'invoicing' ),
+                    'name' => __('Invoice notice', 'invoicing'),
+                    'desc' =>   __('Use this to add an invoice notice section (description) to your invoices', 'invoicing'),
                     'type' => 'text',
                     'size' => 'regular',
                 ),
@@ -236,22 +236,22 @@ 
             'main' => array(
                 'gateway_settings' => array(
                     'id'   => 'api_header',
-                    'name' => '<h3>' . __( 'Gateway Settings', 'invoicing' ) . '</h3>',
+                    'name' => '<h3>' . __('Gateway Settings', 'invoicing') . '</h3>',
                     'desc' => '',
                     'type' => 'header',
                 ),
                 'gateways' => array(
                     'id'      => 'gateways',
-                    'name'    => __( 'Payment Gateways', 'invoicing' ),
-                    'desc'    => __( 'Choose the payment gateways you want to enable.', 'invoicing' ),
+                    'name'    => __('Payment Gateways', 'invoicing'),
+                    'desc'    => __('Choose the payment gateways you want to enable.', 'invoicing'),
                     'type'    => 'gateways',
-                    'std'     => array( 'manual'=>1 ),
+                    'std'     => array('manual'=>1),
                     'options' => wpinv_get_payment_gateways(),
                 ),
                 'default_gateway' => array(
                     'id'      => 'default_gateway',
-                    'name'    => __( 'Default Gateway', 'invoicing' ),
-                    'desc'    => __( 'This gateway will be loaded automatically with the checkout page.', 'invoicing' ),
+                    'name'    => __('Default Gateway', 'invoicing'),
+                    'desc'    => __('This gateway will be loaded automatically with the checkout page.', 'invoicing'),
                     'type'    => 'gateway_select',
                     'std'     => 'manual',
                     'class'   => 'wpi_select2',
@@ -266,32 +266,32 @@ 
             'main' => array(
                 'tax_settings' => array(
                     'id'   => 'tax_settings',
-                    'name' => '<h3>' . __( 'Tax Settings', 'invoicing' ) . '</h3>',
+                    'name' => '<h3>' . __('Tax Settings', 'invoicing') . '</h3>',
                     'type' => 'header',
                 ),
 
                 'enable_taxes' => array(
                     'id'       => 'enable_taxes',
-                    'name'     => __( 'Enable Taxes', 'invoicing' ),
-                    'desc'     => __( 'Enable tax rates and calculations.', 'invoicing' ),
+                    'name'     => __('Enable Taxes', 'invoicing'),
+                    'desc'     => __('Enable tax rates and calculations.', 'invoicing'),
                     'type'     => 'checkbox',
                     'std'      => 0,
                 ),
 
                 'tax_subtotal_rounding' => array(
                     'id'                => 'tax_subtotal_rounding',
-                    'name'              => __( 'Rounding', 'invoicing' ),
-                    'desc'              => __( 'Round tax at subtotal level, instead of rounding per tax rate', 'invoicing' ),
+                    'name'              => __('Rounding', 'invoicing'),
+                    'desc'              => __('Round tax at subtotal level, instead of rounding per tax rate', 'invoicing'),
                     'type'              => 'checkbox',
                     'std'               => 1,
                 ),
 
                 'prices_include_tax' => array(
                     'id'      => 'prices_include_tax',
-                    'name'    => __( 'Prices entered with tax', 'invoicing' ),
+                    'name'    => __('Prices entered with tax', 'invoicing'),
                     'options' => array(
-                        'yes' => __( 'Yes, I will enter prices inclusive of tax', 'invoicing' ),
-                        'no'  => __( 'No, I will enter prices exclusive of tax', 'invoicing' ),
+                        'yes' => __('Yes, I will enter prices inclusive of tax', 'invoicing'),
+                        'no'  => __('No, I will enter prices exclusive of tax', 'invoicing'),
                     ),
                     'type'    => 'select',
                     'std'     => 'no',
@@ -299,10 +299,10 @@ 
 
                 'tax_base'              => array(
                     'id'                => 'tax_base',
-                    'name'              => __( 'Calculate tax based on', 'invoicing' ),
+                    'name'              => __('Calculate tax based on', 'invoicing'),
                     'options'           => array(
-                        'billing'       => __( 'Customer billing address', 'invoicing' ),
-                        'base'          => __( 'Shop base address', 'invoicing' ),
+                        'billing'       => __('Customer billing address', 'invoicing'),
+                        'base'          => __('Shop base address', 'invoicing'),
                     ),
                     'type'              => 'select',
                     'std'               => 'billing',
@@ -310,10 +310,10 @@ 
 
                 'tax_display_totals'    => array(
                     'id'                => 'tax_display_totals',
-                    'name'              => __( 'Display tax totals', 'invoicing' ),
+                    'name'              => __('Display tax totals', 'invoicing'),
                     'options'           => array(
-                        'single'        => __( 'As a single total', 'invoicing' ),
-                        'individual'    => __( 'As individual tax rates', 'invoicing' ),
+                        'single'        => __('As a single total', 'invoicing'),
+                        'individual'    => __('As individual tax rates', 'invoicing'),
                     ),
                     'type'              => 'select',
                     'std'               => 'individual',
@@ -321,8 +321,8 @@ 
 
                 'tax_rate' => array(
                     'id'   => 'tax_rate',
-                    'name' => __( 'Fallback Tax Rate', 'invoicing' ),
-                    'desc' => __( 'Enter a percentage, such as 6.5. Customers not in a specific rate will be charged this rate.', 'invoicing' ),
+                    'name' => __('Fallback Tax Rate', 'invoicing'),
+                    'desc' => __('Enter a percentage, such as 6.5. Customers not in a specific rate will be charged this rate.', 'invoicing'),
                     'type' => 'number',
                     'size' => 'small',
                     'min'  => '0',
@@ -334,8 +334,8 @@ 
             'rates' => array(
                 'tax_rates' => array(
                     'id'   => 'tax_rates',
-                    'name' => '<h3>' . __( 'Tax Rates', 'invoicing' ) . '</h3>',
-                    'desc' => __( 'Enter tax rates for specific regions.', 'invoicing' ),
+                    'name' => '<h3>' . __('Tax Rates', 'invoicing') . '</h3>',
+                    'desc' => __('Enter tax rates for specific regions.', 'invoicing'),
                     'type' => 'tax_rates',
                 ),
             ),
@@ -344,45 +344,45 @@ 
 
                 'vat_company_name' => array(
                     'id' => 'vat_company_name',
-                    'name' => __( 'Company Name', 'invoicing' ),
-                    'desc' => wp_sprintf(__( 'Verify your company name and  VAT number on the %sEU VIES System.%s', 'invoicing' ), '<a href="http://ec.europa.eu/taxation_customs/vies/" target="_blank">', '</a>' ),
+                    'name' => __('Company Name', 'invoicing'),
+                    'desc' => wp_sprintf(__('Verify your company name and  VAT number on the %sEU VIES System.%s', 'invoicing'), '<a href="http://ec.europa.eu/taxation_customs/vies/" target="_blank">', '</a>'),
                     'type' => 'text',
                     'size' => 'regular',
                 ),
 
                 'vat_number' => array(
                     'id'   => 'vat_number',
-                    'name' => __( 'VAT Number', 'invoicing' ),
-                    'desc' => __( 'Enter your VAT number including the country identifier, eg: GB123456789', 'invoicing' ),
+                    'name' => __('VAT Number', 'invoicing'),
+                    'desc' => __('Enter your VAT number including the country identifier, eg: GB123456789', 'invoicing'),
                     'type' => 'text',
                     'size' => 'regular',
                 ),
 
                 'vat_prevent_b2c_purchase' => array(
                     'id' => 'vat_prevent_b2c_purchase',
-                    'name' => __( 'Prevent B2C Sales', 'invoicing' ),
-                    'desc' => __( 'Require everyone in the EU to provide a VAT number.', 'invoicing' ),
+                    'name' => __('Prevent B2C Sales', 'invoicing'),
+                    'desc' => __('Require everyone in the EU to provide a VAT number.', 'invoicing'),
                     'type' => 'checkbox'
                 ),
 
                 'validate_vat_number' => array(
                     'id'   => 'validate_vat_number',
-                    'name' => __( 'Validate VAT Number', 'invoicing' ),
-                    'desc' => __( 'Validate VAT numbers with VIES.', 'invoicing' ),
+                    'name' => __('Validate VAT Number', 'invoicing'),
+                    'desc' => __('Validate VAT numbers with VIES.', 'invoicing'),
                     'type' => 'checkbox'
                 ),
 
                 'vat_same_country_rule' => array(
                     'id'          => 'vat_same_country_rule',
-                    'name'        => __( 'Same Country Rule', 'invoicing' ),
-                    'desc'        => __( 'What should happen if a customer is from the same country as your business?', 'invoicing' ),
+                    'name'        => __('Same Country Rule', 'invoicing'),
+                    'desc'        => __('What should happen if a customer is from the same country as your business?', 'invoicing'),
                     'type'        => 'select',
                     'options'     => array(
-                        'no'        => __( 'Do not charge Tax', 'invoicing' ),
-                        'always'    => __( 'Charge Tax', 'invoicing' ),
-                        'vat_too'   => __( 'Charge tax even if vat number is validated', 'invoicing' )
+                        'no'        => __('Do not charge Tax', 'invoicing'),
+                        'always'    => __('Charge Tax', 'invoicing'),
+                        'vat_too'   => __('Charge tax even if vat number is validated', 'invoicing')
                     ),
-                    'placeholder' => __( 'Select an option', 'invoicing' ),
+                    'placeholder' => __('Select an option', 'invoicing'),
                     'std'         => 'always',
                 ),
 
@@ -396,68 +396,68 @@ 
             'main' => array(
                 'email_settings_header' => array(
                     'id'   => 'email_settings_header',
-                    'name' => '<h3>' . __( 'Email Sender Options', 'invoicing' ) . '</h3>',
+                    'name' => '<h3>' . __('Email Sender Options', 'invoicing') . '</h3>',
                     'type' => 'header',
                 ),
                 'email_from_name' => array(
                     'id'   => 'email_from_name',
-                    'name' => __( 'From Name', 'invoicing' ),
-                    'desc' => __( 'Enter the sender\'s name appears in outgoing invoice emails. This should be your site name.', 'invoicing' ),
-                    'std' => esc_attr( get_bloginfo( 'name', 'display' ) ),
+                    'name' => __('From Name', 'invoicing'),
+                    'desc' => __('Enter the sender\'s name appears in outgoing invoice emails. This should be your site name.', 'invoicing'),
+                    'std' => esc_attr(get_bloginfo('name', 'display')),
                     'type' => 'text',
                 ),
                 'email_from' => array(
                     'id'   => 'email_from',
-                    'name' => __( 'From Email', 'invoicing' ),
-                    'desc' => sprintf (__( 'Email address to send invoice emails from. This will act as the "from" and "reply-to" address. %s If emails are not being sent it may be that your hosting prevents emails being sent if the email domains do not match.%s', 'invoicing' ), $alert_wrapper_start, $alert_wrapper_close),
-                    'std' => get_option( 'admin_email' ),
+                    'name' => __('From Email', 'invoicing'),
+                    'desc' => sprintf(__('Email address to send invoice emails from. This will act as the "from" and "reply-to" address. %s If emails are not being sent it may be that your hosting prevents emails being sent if the email domains do not match.%s', 'invoicing'), $alert_wrapper_start, $alert_wrapper_close),
+                    'std' => get_option('admin_email'),
                     'type' => 'text',
                 ),
                 'admin_email' => array(
                     'id'   => 'admin_email',
-                    'name' => __( 'Admin Email', 'invoicing' ),
-                    'desc' => __( 'Where should we send admin notifications?', 'invoicing' ),
-                    'std' => get_option( 'admin_email' ),
+                    'name' => __('Admin Email', 'invoicing'),
+                    'desc' => __('Where should we send admin notifications?', 'invoicing'),
+                    'std' => get_option('admin_email'),
                     'type' => 'text',
                 ),
                 'overdue_settings_header' => array(
                     'id'   => 'overdue_settings_header',
-                    'name' => '<h3>' . __( 'Due Date Settings', 'invoicing' ) . '</h3>',
+                    'name' => '<h3>' . __('Due Date Settings', 'invoicing') . '</h3>',
                     'type' => 'header',
                 ),
                 'overdue_active' => array(
                     'id'   => 'overdue_active',
-                    'name' => __( 'Enable Due Date', 'invoicing' ),
-                    'desc' => __( 'Check this to enable due date option for invoices.', 'invoicing' ),
+                    'name' => __('Enable Due Date', 'invoicing'),
+                    'desc' => __('Check this to enable due date option for invoices.', 'invoicing'),
                     'type' => 'checkbox',
                     'std'  => false,
                 ),
                 'overdue_days' => array(
                     'id'          => 'overdue_days',
-                    'name'        => __( 'Default Due Date', 'invoicing' ),
-                    'desc'        => __( 'Number of days each Invoice is due after the created date. This will automatically set the date in the "Due Date" field. Can be overridden on individual Invoices.', 'invoicing' ),
+                    'name'        => __('Default Due Date', 'invoicing'),
+                    'desc'        => __('Number of days each Invoice is due after the created date. This will automatically set the date in the "Due Date" field. Can be overridden on individual Invoices.', 'invoicing'),
                     'type'        => 'select',
                     'options'     => $due_payment_options,
                     'std'         => 0,
-                    'placeholder' => __( 'Select a page', 'invoicing' ),
+                    'placeholder' => __('Select a page', 'invoicing'),
                 ),
                 'email_template_header' => array(
                     'id'   => 'email_template_header',
-                    'name' => '<h3>' . __( 'Email Template', 'invoicing' ) . '</h3>',
+                    'name' => '<h3>' . __('Email Template', 'invoicing') . '</h3>',
                     'type' => 'header',
                 ),
                 'email_header_image' => array(
                     'id'   => 'email_header_image',
-                    'name' => __( 'Header Image', 'invoicing' ),
-                    'desc' => __( 'URL to an image you want to show in the email header. Upload images using the media uploader (Admin > Media).', 'invoicing' ),
+                    'name' => __('Header Image', 'invoicing'),
+                    'desc' => __('URL to an image you want to show in the email header. Upload images using the media uploader (Admin > Media).', 'invoicing'),
                     'std' => '',
                     'type' => 'text',
                 ),
                 'email_footer_text' => array(
                     'id'   => 'email_footer_text',
-                    'name' => __( 'Footer Text', 'invoicing' ),
-                    'desc' => __( 'The text to appear in the footer of all invoice emails.', 'invoicing' ),
-                    'std' => get_bloginfo( 'name', 'display' ) . ' - ' . __( 'Powered by GetPaid', 'invoicing' ),
+                    'name' => __('Footer Text', 'invoicing'),
+                    'desc' => __('The text to appear in the footer of all invoice emails.', 'invoicing'),
+                    'std' => get_bloginfo('name', 'display') . ' - ' . __('Powered by GetPaid', 'invoicing'),
                     'type' => 'textarea',
                     'class' => 'regular-text',
                     'rows' => 2,
@@ -465,29 +465,29 @@ 
                 ),
                 'email_base_color' => array(
                     'id'   => 'email_base_color',
-                    'name' => __( 'Base Color', 'invoicing' ),
-                    'desc' => __( 'The base color for invoice email template. Default <code>#557da2</code>.', 'invoicing' ),
+                    'name' => __('Base Color', 'invoicing'),
+                    'desc' => __('The base color for invoice email template. Default <code>#557da2</code>.', 'invoicing'),
                     'std' => '#557da2',
                     'type' => 'color',
                 ),
                 'email_background_color' => array(
                     'id'   => 'email_background_color',
-                    'name' => __( 'Background Color', 'invoicing' ),
-                    'desc' => __( 'The background color of email template. Default <code>#f5f5f5</code>.', 'invoicing' ),
+                    'name' => __('Background Color', 'invoicing'),
+                    'desc' => __('The background color of email template. Default <code>#f5f5f5</code>.', 'invoicing'),
                     'std' => '#f5f5f5',
                     'type' => 'color',
                 ),
                 'email_body_background_color' => array(
                     'id'   => 'email_body_background_color',
-                    'name' => __( 'Body Background Color', 'invoicing' ),
-                    'desc' => __( 'The main body background color of email template. Default <code>#fdfdfd</code>.', 'invoicing' ),
+                    'name' => __('Body Background Color', 'invoicing'),
+                    'desc' => __('The main body background color of email template. Default <code>#fdfdfd</code>.', 'invoicing'),
                     'std' => '#fdfdfd',
                     'type' => 'color',
                 ),
                 'email_text_color' => array(
                     'id'   => 'email_text_color',
-                    'name' => __( 'Body Text Color', 'invoicing' ),
-                    'desc' => __( 'The main body text color. Default <code>#505050</code>.', 'invoicing' ),
+                    'name' => __('Body Text Color', 'invoicing'),
+                    'desc' => __('The main body text color. Default <code>#505050</code>.', 'invoicing'),
                     'std' => '#505050',
                     'type' => 'color',
                 ),
@@ -502,7 +502,7 @@ 
     ),
 
     // Integrations.
-    'integrations' => wp_list_pluck( getpaid_get_integration_settings(), 'settings', 'id' ),
+    'integrations' => wp_list_pluck(getpaid_get_integration_settings(), 'settings', 'id'),
 
     /** Privacy Settings */
     'privacy' => apply_filters('wpinv_settings_privacy',
@@ -510,17 +510,17 @@ 
             'main' => array(
                 'invoicing_privacy_policy_settings' => array(
                     'id'   => 'invoicing_privacy_policy_settings',
-                    'name' => '<h3>' . __( 'Privacy Policy', 'invoicing' ) . '</h3>',
+                    'name' => '<h3>' . __('Privacy Policy', 'invoicing') . '</h3>',
                     'type' => 'header',
                 ),
                 'privacy_page' => array(
                     'id'          => 'privacy_page',
-                    'name'        => __( 'Privacy Page', 'invoicing' ),
-                    'desc'        => __( 'If no privacy policy page set in Settings->Privacy default settings, this page will be used on checkout page.', 'invoicing' ),
+                    'name'        => __('Privacy Page', 'invoicing'),
+                    'desc'        => __('If no privacy policy page set in Settings->Privacy default settings, this page will be used on checkout page.', 'invoicing'),
                     'type'        => 'select',
-                    'options'     => wpinv_get_pages( true,  __( 'Select a page', 'invoicing' )),
+                    'options'     => wpinv_get_pages(true, __('Select a page', 'invoicing')),
                     'class'       => 'wpi_select2',
-                    'placeholder' => __( 'Select a page', 'invoicing' ),
+                    'placeholder' => __('Select a page', 'invoicing'),
                 ),
             ),
         )
@@ -531,19 +531,19 @@ 
             'main' => array(
                 'invoice_number_format_settings' => array(
                     'id'   => 'invoice_number_format_settings',
-                    'name' => '<h3>' . __( 'Invoice Number', 'invoicing' ) . '</h3>',
+                    'name' => '<h3>' . __('Invoice Number', 'invoicing') . '</h3>',
                     'type' => 'header',
                 ),
                 'sequential_invoice_number' => array(
                     'id'   => 'sequential_invoice_number',
-                    'name' => __( 'Sequential Invoice Numbers', 'invoicing' ),
-                    'desc' => __('Check this box to enable sequential invoice numbers.', 'invoicing' ) . $reset_number,
+                    'name' => __('Sequential Invoice Numbers', 'invoicing'),
+                    'desc' => __('Check this box to enable sequential invoice numbers.', 'invoicing') . $reset_number,
                     'type' => 'checkbox',
                 ),
                 'invoice_sequence_start' => array(
                     'id'   => 'invoice_sequence_start',
-                    'name' => __( 'Sequential Starting Number', 'invoicing' ),
-                    'desc' => __( 'The number at which the invoice number sequence should begin.', 'invoicing' ) . $last_number,
+                    'name' => __('Sequential Starting Number', 'invoicing'),
+                    'desc' => __('The number at which the invoice number sequence should begin.', 'invoicing') . $last_number,
                     'type' => 'number',
                     'size' => 'small',
                     'std'  => '1',
@@ -551,8 +551,8 @@ 
                 ),
                 'invoice_number_padd' => array(
                     'id'      => 'invoice_number_padd',
-                    'name'    => __( 'Minimum Digits', 'invoicing' ),
-                    'desc'    => __( 'If the invoice number has less digits than this number, it is left padded with 0s. Ex: invoice number 108 will padded to 00108 if digits set to 5. The default 0 means no padding.', 'invoicing' ),
+                    'name'    => __('Minimum Digits', 'invoicing'),
+                    'desc'    => __('If the invoice number has less digits than this number, it is left padded with 0s. Ex: invoice number 108 will padded to 00108 if digits set to 5. The default 0 means no padding.', 'invoicing'),
                     'type'    => 'select',
                     'options' => $invoice_number_padd_options,
                     'std'     => 5,
@@ -560,8 +560,8 @@ 
                 ),
                 'invoice_number_prefix' => array(
                     'id' => 'invoice_number_prefix',
-                    'name' => __( 'Invoice Number Prefix', 'invoicing' ),
-                    'desc' => __( 'Prefix for all invoice numbers. Ex: INV-', 'invoicing' ),
+                    'name' => __('Invoice Number Prefix', 'invoicing'),
+                    'desc' => __('Prefix for all invoice numbers. Ex: INV-', 'invoicing'),
                     'type' => 'text',
                     'size' => 'regular',
                     'std' => 'INV-',
@@ -569,41 +569,41 @@ 
                 ),
                 'invoice_number_postfix' => array(
                     'id' => 'invoice_number_postfix',
-                    'name' => __( 'Invoice Number Postfix', 'invoicing' ),
-                    'desc' => __( 'Postfix for all invoice numbers.', 'invoicing' ),
+                    'name' => __('Invoice Number Postfix', 'invoicing'),
+                    'desc' => __('Postfix for all invoice numbers.', 'invoicing'),
                     'type' => 'text',
                     'size' => 'regular',
                     'std' => ''
                 ),
                 'checkout_settings' => array(
                     'id'   => 'checkout_settings',
-                    'name' => '<h3>' . __( 'Checkout Settings', 'invoicing' ) . '</h3>',
+                    'name' => '<h3>' . __('Checkout Settings', 'invoicing') . '</h3>',
                     'type' => 'header',
                 ),
                 'login_to_checkout' => array(
                     'id'   => 'login_to_checkout',
-                    'name' => __( 'Require Login To Checkout', 'invoicing' ),
-                    'desc' => __( 'If ticked then user needs to be logged in to view or pay invoice, can only view or pay their own invoice. If unticked then anyone can view or pay the invoice.', 'invoicing' ),
+                    'name' => __('Require Login To Checkout', 'invoicing'),
+                    'desc' => __('If ticked then user needs to be logged in to view or pay invoice, can only view or pay their own invoice. If unticked then anyone can view or pay the invoice.', 'invoicing'),
                     'type' => 'checkbox',
                 ),
 
                 'maxmind_license_key' => array(
                     'id'   => 'maxmind_license_key',
-                    'name' => __( 'MaxMind License Key', 'invoicing' ),
+                    'name' => __('MaxMind License Key', 'invoicing'),
                     'type' => 'text',
                     'size' => 'regular',
-                    'desc' => __( "Enter you license key if you would like to use MaxMind to automatically detect a customer's country.", 'invoicing' ) . ' <a href="https://support.maxmind.com/account-faq/license-keys/how-do-i-generate-a-license-key/">' . __( 'How to generate a free license key.', 'invoicing' ) . '</a>',
+                    'desc' => __("Enter you license key if you would like to use MaxMind to automatically detect a customer's country.", 'invoicing') . ' <a href="https://support.maxmind.com/account-faq/license-keys/how-do-i-generate-a-license-key/">' . __('How to generate a free license key.', 'invoicing') . '</a>',
                 ),
 
                 'uninstall_settings' => array(
                     'id'   => 'uninstall_settings',
-                    'name' => '<h3>' . __( 'Uninstall Settings', 'invoicing' ) . '</h3>',
+                    'name' => '<h3>' . __('Uninstall Settings', 'invoicing') . '</h3>',
                     'type' => 'header',
                 ),
                 'remove_data_on_unistall' => array(
                     'id'   => 'remove_data_on_unistall',
-                    'name' => __( 'Remove Data on Uninstall?', 'invoicing' ),
-                    'desc' => __( 'Check this box if you would like Invoicing plugin to completely remove all of its data when the plugin is deleted/uninstalled.', 'invoicing' ),
+                    'name' => __('Remove Data on Uninstall?', 'invoicing'),
+                    'desc' => __('Check this box if you would like Invoicing plugin to completely remove all of its data when the plugin is deleted/uninstalled.', 'invoicing'),
                     'type' => 'checkbox',
                     'std'  => ''
                 ),
@@ -612,13 +612,13 @@ 
             'custom-css' => array(
                 'css_settings' => array(
                     'id'   => 'css_settings',
-                    'name' => '<h3>' . __( 'Custom CSS', 'invoicing' ) . '</h3>',
+                    'name' => '<h3>' . __('Custom CSS', 'invoicing') . '</h3>',
                     'type' => 'header',
                 ),
                 'template_custom_css' => array(
                     'id' => 'template_custom_css',
-                    'name' => __( 'Invoice Template CSS', 'invoicing' ),
-                    'desc' => __( 'Add CSS to modify appearance of the print invoice page.', 'invoicing' ),
+                    'name' => __('Invoice Template CSS', 'invoicing'),
+                    'desc' => __('Add CSS to modify appearance of the print invoice page.', 'invoicing'),
                     'type' => 'textarea',
                     'class'=> 'regular-text',
                     'rows' => 10,
@@ -632,8 +632,8 @@ 
             'main' => array(
                 'tool_settings' => array(
                     'id'   => 'tool_settings',
-                    'name' => '<h3>' . __( 'Diagnostic Tools', 'invoicing' ) . '</h3>',
-                    'desc' => __( 'Invoicing diagnostic tools', 'invoicing' ),
+                    'name' => '<h3>' . __('Diagnostic Tools', 'invoicing') . '</h3>',
+                    'desc' => __('Invoicing diagnostic tools', 'invoicing'),
                     'type' => 'tools',
                 ),
             ),

includes/admin/register-settings.php

Indentation +308 added lines, -308 removed lines

@@ -196,11 +196,11 @@ 
     $cb      = "wpinv_{$option['type']}_callback";
     $section = "wpinv_settings_{$tab}_$section";
 
-	if ( isset( $option['desc'] ) && ! empty( $option['help-tip'] ) ) {
-		$tip   = wpinv_clean( $option['desc'] );
-		$name .= "<span class='dashicons dashicons-editor-help wpi-help-tip' title='$tip'></span>";
-		unset( $option['desc'] );
-	}
+    if ( isset( $option['desc'] ) && ! empty( $option['help-tip'] ) ) {
+        $tip   = wpinv_clean( $option['desc'] );
+        $name .= "<span class='dashicons dashicons-editor-help wpi-help-tip' title='$tip'></span>";
+        unset( $option['desc'] );
+    }
 
     // Loop through all tabs.
     add_settings_field(
@@ -227,8 +227,8 @@ 
             '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']         : '',
-			'style'       => isset( $option['style'] )     ? $option['style']         : '',
+            'class'       => isset( $option['class'] )     ? $option['class']         : '',
+            'style'       => isset( $option['style'] )     ? $option['style']         : '',
             'cols'        => isset( $option['cols'] ) && (int) $option['cols'] > 0 ? (int) $option['cols'] : 50,
             'rows'        => isset( $option['rows'] ) && (int) $option['rows'] > 0 ? (int) $option['rows'] : 5,
         )
@@ -242,7 +242,7 @@ 
  * @return array
  */
 function wpinv_get_registered_settings() {
-	return array_filter( apply_filters( 'wpinv_registered_settings', wpinv_get_data( 'admin-settings' ) ) );
+    return array_filter( apply_filters( 'wpinv_registered_settings', wpinv_get_data( 'admin-settings' ) ) );
 }
 
 /**
@@ -261,8 +261,8 @@ 
  */
 function wpinv_settings_sanitize( $input = array() ) {
 
-	$wpinv_options = wpinv_get_options();
-	$raw_referrer  = wp_get_raw_referer();
+    $wpinv_options = wpinv_get_options();
+    $raw_referrer  = wp_get_raw_referer();
 
     if ( empty( $raw_referrer ) ) {
         return $input;
@@ -270,9 +270,9 @@ 
 
     wp_parse_str( $raw_referrer, $referrer );
 
-	if ( empty( $referrer['tab'] ) ) {
+    if ( empty( $referrer['tab'] ) ) {
         return $input;
-	}
+    }
 
     $settings = wpinv_get_registered_settings();
     $tab      = isset( $referrer['tab'] ) ? $referrer['tab'] : 'general';
@@ -294,10 +294,10 @@ 
         }
 
         // General filter
-		$input[ $key ] = apply_filters( 'wpinv_settings_sanitize', $input[ $key ], $key );
+        $input[ $key ] = apply_filters( 'wpinv_settings_sanitize', $input[ $key ], $key );
 
-		// Key specific filter.
-		$input[ $key ] = apply_filters( "wpinv_settings_sanitize_$key", $input[ $key ] );
+        // Key specific filter.
+        $input[ $key ] = apply_filters( "wpinv_settings_sanitize_$key", $input[ $key ] );
     }
 
     // Loop through the whitelist and unset any that are empty for the tab being saved
@@ -353,14 +353,14 @@ 
 
     foreach ( $new_rates as $rate ) {
 
-		$rate['rate']    = wpinv_sanitize_amount( $rate['rate'] );
-		$rate['name']    = sanitize_text_field( $rate['name'] );
-		$rate['state']   = sanitize_text_field( $rate['state'] );
-		$rate['country'] = sanitize_text_field( $rate['country'] );
-		$rate['global']  = empty( $rate['state'] );
-		$tax_rates[]     = $rate;
+        $rate['rate']    = wpinv_sanitize_amount( $rate['rate'] );
+        $rate['name']    = sanitize_text_field( $rate['name'] );
+        $rate['state']   = sanitize_text_field( $rate['state'] );
+        $rate['country'] = sanitize_text_field( $rate['country'] );
+        $rate['global']  = empty( $rate['state'] );
+        $tax_rates[]     = $rate;
 
-	}
+    }
 
     update_option( 'wpinv_tax_rates', $tax_rates );
 
@@ -378,11 +378,11 @@ 
     $tabs['general']  = __( 'General', 'invoicing' );
     $tabs['gateways'] = __( 'Payment Gateways', 'invoicing' );
     $tabs['taxes']    = __( 'Taxes', 'invoicing' );
-	$tabs['emails']   = __( 'Emails', 'invoicing' );
+    $tabs['emails']   = __( 'Emails', 'invoicing' );
 
-	if ( count( getpaid_get_integration_settings() ) > 0 ) {
-		$tabs['integrations'] = __( 'Integrations', 'invoicing' );
-	}
+    if ( count( getpaid_get_integration_settings() ) > 0 ) {
+        $tabs['integrations'] = __( 'Integrations', 'invoicing' );
+    }
 
     $tabs['privacy']  = __( 'Privacy', 'invoicing' );
     $tabs['misc']     = __( 'Misc', 'invoicing' );
@@ -420,14 +420,14 @@ 
         ) ),
         'taxes' => apply_filters( 'wpinv_settings_sections_taxes', array(
             'main'  => __( 'Tax Settings', 'invoicing' ),
-			'rates' => __( 'Tax Rates', 'invoicing' ),
-			'vat'   => __( 'EU VAT Settings', 'invoicing' )
+            'rates' => __( 'Tax Rates', 'invoicing' ),
+            'vat'   => __( 'EU VAT Settings', 'invoicing' )
         ) ),
         'emails' => apply_filters( 'wpinv_settings_sections_emails', array(
             'main' => __( 'Email Settings', 'invoicing' ),
-		) ),
+        ) ),
 
-		'integrations' => wp_list_pluck( getpaid_get_integration_settings(), 'label', 'id' ),
+        'integrations' => wp_list_pluck( getpaid_get_integration_settings(), 'label', 'id' ),
 
         'privacy' => apply_filters( 'wpinv_settings_sections_privacy', array(
             'main' => __( 'Privacy policy', 'invoicing' ),
@@ -447,51 +447,51 @@ 
 }
 
 function wpinv_get_pages( $with_slug = false, $default_label = NULL ) {
-	$pages_options = array();
+    $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 ) {
-			$title = $with_slug ? $page->post_title . ' (' . $page->post_name . ')' : $page->post_title;
+    $pages = get_pages();
+    if ( $pages ) {
+        foreach ( $pages as $page ) {
+            $title = $with_slug ? $page->post_title . ' (' . $page->post_name . ')' : $page->post_title;
             $pages_options[ $page->ID ] = $title;
-		}
-	}
+        }
+    }
 
-	return $pages_options;
+    return $pages_options;
 }
 
 function wpinv_header_callback( $args ) {
-	if ( !empty( $args['desc'] ) ) {
+    if ( !empty( $args['desc'] ) ) {
         echo $args['desc'];
     }
 }
 
 function wpinv_hidden_callback( $args ) {
-	global $wpinv_options;
-
-	if ( isset( $args['set_value'] ) ) {
-		$value = $args['set_value'];
-	} elseif ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
-	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
-	}
-
-	if ( isset( $args['faux'] ) && true === $args['faux'] ) {
-		$args['readonly'] = true;
-		$value = isset( $args['std'] ) ? $args['std'] : '';
-		$name  = '';
-	} else {
-		$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 ) ) . '" />';
+    global $wpinv_options;
+
+    if ( isset( $args['set_value'] ) ) {
+        $value = $args['set_value'];
+    } elseif ( isset( $wpinv_options[ $args['id'] ] ) ) {
+        $value = $wpinv_options[ $args['id'] ];
+    } else {
+        $value = isset( $args['std'] ) ? $args['std'] : '';
+    }
+
+    if ( isset( $args['faux'] ) && true === $args['faux'] ) {
+        $args['readonly'] = true;
+        $value = isset( $args['std'] ) ? $args['std'] : '';
+        $name  = '';
+    } else {
+        $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 ) ) . '" />';
     
-	echo $html;
+    echo $html;
 }
 
 /**
@@ -499,12 +499,12 @@ 
  */
 function wpinv_checkbox_callback( $args ) {
 
-	$std = isset( $args['std'] ) ? $args['std'] : '';
-	$std = wpinv_get_option( $args['id'], $std );
-	$id  = esc_attr( $args['id'] );
+    $std = isset( $args['std'] ) ? $args['std'] : '';
+    $std = wpinv_get_option( $args['id'], $std );
+    $id  = esc_attr( $args['id'] );
 
-	getpaid_hidden_field( "wpinv_settings[$id]", '0' );
-	?>
+    getpaid_hidden_field( "wpinv_settings[$id]", '0' );
+    ?>
 		<fieldset>
 			<label>
 				<input id="wpinv-settings-<?php echo $id; ?>" name="wpinv_settings[<?php echo $id; ?>]" <?php checked( empty( $std ), false ); ?> value="1" type="checkbox">
@@ -516,77 +516,77 @@ 
 
 function wpinv_multicheck_callback( $args ) {
 	
-	global $wpinv_options;
+    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 . '">';
+        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 ) ) { 
-				$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>';
-		endforeach;
-		echo '</div>';
-		echo '<p class="description">' . $args['desc'] . '</p>';
-	}
+            $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>';
+        endforeach;
+        echo '</div>';
+        echo '<p class="description">' . $args['desc'] . '</p>';
+    }
 }
 
 function wpinv_payment_icons_callback( $args ) {
-	global $wpinv_options;
+    global $wpinv_options;
     
     $sanitize_id = wpinv_sanitize_key( $args['id'] );
 
-	if ( ! empty( $args['options'] ) ) {
-		foreach( $args['options'] as $key => $option ) {
+    if ( ! empty( $args['options'] ) ) {
+        foreach( $args['options'] as $key => $option ) {
             $sanitize_key = wpinv_sanitize_key( $key );
             
-			if( isset( $wpinv_options[$args['id']][$key] ) ) {
-				$enabled = $option;
-			} else {
-				$enabled = NULL;
-			}
-
-			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;';
-
-				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 ) );
-
-					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 );
-						$content_dir = WP_CONTENT_DIR;
-
-						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 = 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 $option . '</label>';
-		}
-		echo '<p class="description" style="margin-top:16px;">' . wp_kses_post( $args['desc'] ) . '</p>';
-	}
+            if( isset( $wpinv_options[$args['id']][$key] ) ) {
+                $enabled = $option;
+            } else {
+                $enabled = NULL;
+            }
+
+            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;';
+
+                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 ) );
+
+                    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 );
+                        $content_dir = WP_CONTENT_DIR;
+
+                        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 = 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 $option . '</label>';
+        }
+        echo '<p class="description" style="margin-top:16px;">' . wp_kses_post( $args['desc'] ) . '</p>';
+    }
 }
 
 /**
@@ -594,9 +594,9 @@ 
  */
 function wpinv_radio_callback( $args ) {
 
-	$std = isset( $args['std'] ) ? $args['std'] : '';
-	$std = wpinv_get_option( $args['id'], $std );
-	?>
+    $std = isset( $args['std'] ) ? $args['std'] : '';
+    $std = wpinv_get_option( $args['id'], $std );
+    ?>
 		<fieldset>
 			<ul id="wpinv-settings-<?php echo esc_attr( $args['id'] ); ?>" style="margin-top: 0;">
 				<?php foreach( $args['options'] as $key => $option ) : ?>
@@ -610,7 +610,7 @@ 
 			</ul>
 		</fieldset>
 	<?php
-	getpaid_settings_description_callback( $args );
+    getpaid_settings_description_callback( $args );
 }
 
 /**
@@ -618,10 +618,10 @@ 
  */
 function getpaid_settings_description_callback( $args ) {
 
-	if ( ! empty( $args['desc'] ) ) {
-		$description = wp_kses_post( $args['desc'] );
-		echo "<p class='description'>$description</p>";
-	}
+    if ( ! empty( $args['desc'] ) ) {
+        $description = wp_kses_post( $args['desc'] );
+        echo "<p class='description'>$description</p>";
+    }
 
 }
 
@@ -630,7 +630,7 @@ 
  */
 function wpinv_gateways_callback() {
 
-	?>
+    ?>
 		</td>
 	</tr>
 	<tr class="bsui">
@@ -641,24 +641,24 @@ 
 }
 
 function wpinv_gateway_select_callback($args) {
-	global $wpinv_options;
+    global $wpinv_options;
     
     $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 ) {
+    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 ) : '';
         }
-		echo '<option value="' . wpinv_sanitize_key( $key ) . '"' . $selected . '>' . esc_html( $option['admin_label'] ) . '</option>';
-	endforeach;
+        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 '</select>';
+    echo '<label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
 }
 
 /**
@@ -669,29 +669,29 @@ 
  */
 function wpinv_settings_attrs_helper( $args ) {
 
-	$value        = isset( $args['std'] ) ? $args['std'] : '';
-	$id           = esc_attr( $args['id'] );
-	$placeholder  = esc_attr( $args['placeholder'] );
+    $value        = isset( $args['std'] ) ? $args['std'] : '';
+    $id           = esc_attr( $args['id'] );
+    $placeholder  = esc_attr( $args['placeholder'] );
 
-	if ( ! empty( $args['faux'] ) ) {
-		$args['readonly'] = true;
-		$name             = '';
-	} else {
-		$value  = wpinv_get_option( $args['id'], $value );
-		$name   = "wpinv_settings[$id]";
-	}
+    if ( ! empty( $args['faux'] ) ) {
+        $args['readonly'] = true;
+        $name             = '';
+    } else {
+        $value  = wpinv_get_option( $args['id'], $value );
+        $name   = "wpinv_settings[$id]";
+    }
 
-	$value    = is_scalar( $value ) ? esc_attr( $value ) : '';
-	$class    = esc_attr( $args['class'] );
-	$style    = esc_attr( $args['style'] );
-	$readonly = empty( $args['readonly'] ) ? '' : 'readonly onclick="this.select()"';
+    $value    = is_scalar( $value ) ? esc_attr( $value ) : '';
+    $class    = esc_attr( $args['class'] );
+    $style    = esc_attr( $args['style'] );
+    $readonly = empty( $args['readonly'] ) ? '' : 'readonly onclick="this.select()"';
 
-	$onchange = '';
+    $onchange = '';
     if ( ! empty( $args['onchange'] ) ) {
         $onchange = ' onchange="' . esc_attr( $args['onchange'] ) . '"';
-	}
+    }
 
-	return "name='$name' id='wpinv-settings-$id' style='$style' value='$value' class='$class' placeholder='$placeholder' data-placeholder='$placeholder' $onchange $readonly";
+    return "name='$name' id='wpinv-settings-$id' style='$style' value='$value' class='$class' placeholder='$placeholder' data-placeholder='$placeholder' $onchange $readonly";
 }
 
 /**
@@ -699,11 +699,11 @@ 
  */
 function wpinv_text_callback( $args ) {
 
-	$desc = wp_kses_post( $args['desc'] );
-	$desc = empty( $desc ) ? '' : "<p class='description'>$desc</p>";
-	$attr = wpinv_settings_attrs_helper( $args );
+    $desc = wp_kses_post( $args['desc'] );
+    $desc = empty( $desc ) ? '' : "<p class='description'>$desc</p>";
+    $attr = wpinv_settings_attrs_helper( $args );
 
-	?>
+    ?>
 		<label style="width: 100%;">
 			<input type="text" <?php echo $attr; ?>>
 			<?php echo $desc; ?>
@@ -717,14 +717,14 @@ 
  */
 function wpinv_number_callback( $args ) {
 
-	$desc = wp_kses_post( $args['desc'] );
-	$desc = empty( $desc ) ? '' : "<p class='description'>$desc</p>";
-	$attr = wpinv_settings_attrs_helper( $args );
-	$max  = intval( $args['max'] );
-	$min  = intval( $args['min'] );
-	$step = floatval( $args['step'] );
+    $desc = wp_kses_post( $args['desc'] );
+    $desc = empty( $desc ) ? '' : "<p class='description'>$desc</p>";
+    $attr = wpinv_settings_attrs_helper( $args );
+    $max  = intval( $args['max'] );
+    $min  = intval( $args['min'] );
+    $step = floatval( $args['step'] );
 
-	?>
+    ?>
 		<label style="width: 100%;">
 			<input type="number" step="<?php echo $step; ?>" max="<?php echo $max; ?>" min="<?php echo $min; ?>" <?php echo $attr; ?>>
 			<?php echo $desc; ?>
@@ -734,48 +734,48 @@ 
 }
 
 function wpinv_textarea_callback( $args ) {
-	global $wpinv_options;
+    global $wpinv_options;
     
     $sanitize_id = wpinv_sanitize_key( $args['id'] );
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
-	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
-	}
+    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';
     $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;
+    echo $html;
 }
 
 function wpinv_password_callback( $args ) {
-	global $wpinv_options;
+    global $wpinv_options;
     
     $sanitize_id = wpinv_sanitize_key( $args['id'] );
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
-	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
-	}
+    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="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;
+    echo $html;
 }
 
 function wpinv_missing_callback($args) {
-	printf(
-		__( 'The callback function used for the %s setting is missing.', 'invoicing' ),
-		'<strong>' . $args['id'] . '</strong>'
-	);
+    printf(
+        __( 'The callback function used for the %s setting is missing.', 'invoicing' ),
+        '<strong>' . $args['id'] . '</strong>'
+    );
 }
 
 /**
@@ -783,13 +783,13 @@ 
  */
 function wpinv_select_callback( $args ) {
 
-	$desc   = wp_kses_post( $args['desc'] );
-	$desc   = empty( $desc ) ? '' : "<p class='description'>$desc</p>";
-	$attr   = wpinv_settings_attrs_helper( $args );
-	$value  = isset( $args['std'] ) ? $args['std'] : '';
-	$value  = wpinv_get_option( $args['id'], $value );
+    $desc   = wp_kses_post( $args['desc'] );
+    $desc   = empty( $desc ) ? '' : "<p class='description'>$desc</p>";
+    $attr   = wpinv_settings_attrs_helper( $args );
+    $value  = isset( $args['std'] ) ? $args['std'] : '';
+    $value  = wpinv_get_option( $args['id'], $value );
 
-	?>
+    ?>
 		<label style="width: 100%;">
 			<select <?php echo $attr; ?>>
 				<?php foreach ( $args['options'] as $option => $name ) : ?>
@@ -803,123 +803,123 @@ 
 }
 
 function wpinv_color_select_callback( $args ) {
-	global $wpinv_options;
+    global $wpinv_options;
     
     $sanitize_id = wpinv_sanitize_key( $args['id'] );
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
-	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
-	}
+    if ( isset( $wpinv_options[ $args['id'] ] ) ) {
+        $value = $wpinv_options[ $args['id'] ];
+    } else {
+        $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 .= '</select>';
+    $html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
 
-	echo $html;
+    echo $html;
 }
 
 function wpinv_rich_editor_callback( $args ) {
-	global $wpinv_options, $wp_version;
+    global $wpinv_options, $wp_version;
     
     $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'] : '';
-		}
-	} else {
-		$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'] : '';
+    }
 
-	$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' ) ) {
-		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 ) );
-		$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 = '<div class="getpaid-settings-editor-input">';
+    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 ) );
+        $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 .= '</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;
+    echo $html;
 }
 
 function wpinv_upload_callback( $args ) {
-	global $wpinv_options;
+    global $wpinv_options;
     
     $sanitize_id = wpinv_sanitize_key( $args['id'] );
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[$args['id']];
-	} else {
-		$value = isset($args['std']) ? $args['std'] : '';
-	}
+    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;
+    echo $html;
 }
 
 function wpinv_color_callback( $args ) {
-	global $wpinv_options;
+    global $wpinv_options;
     
     $sanitize_id = wpinv_sanitize_key( $args['id'] );
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
-	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
-	}
+    if ( isset( $wpinv_options[ $args['id'] ] ) ) {
+        $value = $wpinv_options[ $args['id'] ];
+    } else {
+        $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;
+    echo $html;
 }
 
 function wpinv_country_states_callback($args) {
-	global $wpinv_options;
+    global $wpinv_options;
     
     $sanitize_id = wpinv_sanitize_key( $args['id'] );
 
-	if ( isset( $args['placeholder'] ) ) {
-		$placeholder = $args['placeholder'];
-	} else {
-		$placeholder = '';
-	}
+    if ( isset( $args['placeholder'] ) ) {
+        $placeholder = $args['placeholder'];
+    } else {
+        $placeholder = '';
+    }
 
-	$states = wpinv_get_country_states();
+    $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 .= '</select>';
+    $html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
 
-	echo $html;
+    echo $html;
 }
 
 /**
@@ -927,7 +927,7 @@ 
  */
 function wpinv_tax_rates_callback() {
 	
-	?>
+    ?>
 		</td>
 	</tr>
 	<tr class="bsui">
@@ -942,17 +942,17 @@ 
  * Displays a tax rate' edit row.
  */
 function wpinv_tax_rate_callback( $tax_rate, $key, $echo = true ) {
-	ob_start();
+    ob_start();
 
-	$key                      = sanitize_key( $key );
-	$tax_rate['reduced_rate'] = empty( $tax_rate['reduced_rate'] ) ? 0 : $tax_rate['reduced_rate'];
-	include plugin_dir_path( __FILE__ ) . 'views/html-tax-rate-edit.php';
+    $key                      = sanitize_key( $key );
+    $tax_rate['reduced_rate'] = empty( $tax_rate['reduced_rate'] ) ? 0 : $tax_rate['reduced_rate'];
+    include plugin_dir_path( __FILE__ ) . 'views/html-tax-rate-edit.php';
 
-	if ( $echo ) {
-		echo ob_get_clean();
-	} else {
-		return ob_get_clean(); 
-	}
+    if ( $echo ) {
+        echo ob_get_clean();
+    } else {
+        return ob_get_clean(); 
+    }
 
 }
 
@@ -980,14 +980,14 @@ 
                 </td>
                 <td>
 					<a href="<?php
-						echo esc_url(
-							wp_nonce_url(
-								add_query_arg( 'getpaid-admin-action', 'create_missing_pages' ),
-								'getpaid-nonce',
-								'getpaid-nonce'
-							)
-						);
-					?>" class="button button-primary"><?php _e('Run', 'invoicing');?></a>
+                        echo esc_url(
+                            wp_nonce_url(
+                                add_query_arg( 'getpaid-admin-action', 'create_missing_pages' ),
+                                'getpaid-nonce',
+                                'getpaid-nonce'
+                            )
+                        );
+                    ?>" class="button button-primary"><?php _e('Run', 'invoicing');?></a>
                 </td>
             </tr>
 			<tr>
@@ -997,14 +997,14 @@ 
                 </td>
                 <td>
 					<a href="<?php
-						echo esc_url(
-							wp_nonce_url(
-								add_query_arg( 'getpaid-admin-action', 'create_missing_tables' ),
-								'getpaid-nonce',
-								'getpaid-nonce'
-							)
-						);
-					?>" class="button button-primary"><?php _e('Run', 'invoicing');?></a>
+                        echo esc_url(
+                            wp_nonce_url(
+                                add_query_arg( 'getpaid-admin-action', 'create_missing_tables' ),
+                                'getpaid-nonce',
+                                'getpaid-nonce'
+                            )
+                        );
+                    ?>" class="button button-primary"><?php _e('Run', 'invoicing');?></a>
                 </td>
             </tr>
 			<tr>
@@ -1014,14 +1014,14 @@ 
                 </td>
                 <td>
 					<a href="<?php
-						echo esc_url(
-							wp_nonce_url(
-								add_query_arg( 'getpaid-admin-action', 'migrate_old_invoices' ),
-								'getpaid-nonce',
-								'getpaid-nonce'
-							)
-						);
-					?>" class="button button-primary"><?php _e('Run', 'invoicing');?></a>
+                        echo esc_url(
+                            wp_nonce_url(
+                                add_query_arg( 'getpaid-admin-action', 'migrate_old_invoices' ),
+                                'getpaid-nonce',
+                                'getpaid-nonce'
+                            )
+                        );
+                    ?>" class="button button-primary"><?php _e('Run', 'invoicing');?></a>
                 </td>
             </tr>
 			<?php do_action( 'wpinv_tools_row' ); ?>
@@ -1034,19 +1034,19 @@ 
 
 
 function wpinv_descriptive_text_callback( $args ) {
-	echo wp_kses_post( $args['desc'] );
+    echo wp_kses_post( $args['desc'] );
 }
 
 function wpinv_raw_html_callback( $args ) {
-	echo $args['desc'];
+    echo $args['desc'];
 }
 
 function wpinv_hook_callback( $args ) {
-	do_action( 'wpinv_' . $args['id'], $args );
+    do_action( 'wpinv_' . $args['id'], $args );
 }
 
 function wpinv_set_settings_cap() {
-	return wpinv_get_capability();
+    return wpinv_get_capability();
 }
 add_filter( 'option_page_capability_wpinv_settings', 'wpinv_set_settings_cap' );
 

Spacing +375 added lines, -375 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.
@@ -190,47 +190,47 @@ 
  * @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   = wpinv_clean( $option['desc'] );
+	if (isset($option['desc']) && !empty($option['help-tip'])) {
+		$tip   = wpinv_clean($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']          : uniqid( 'wpinv-' ),
-            'desc'        => isset( $option['desc'] )        ? $option['desc']        : '',
+            'id'          => isset($option['id']) ? $option['id'] : uniqid('wpinv-'),
+            'desc'        => isset($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']         : 0,
-            'max'         => isset( $option['max'] )         ? $option['max']         : 999999,
-            'step'        => isset( $option['step'] )        ? $option['step']        : 1,
-            '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']         : '',
-			'style'       => isset( $option['style'] )     ? $option['style']         : '',
-            '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']) ? $option['min'] : 0,
+            'max'         => isset($option['max']) ? $option['max'] : 999999,
+            'step'        => isset($option['step']) ? $option['step'] : 1,
+            'placeholder' => isset($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']) ? $option['class'] : '',
+			'style'       => isset($option['style']) ? $option['style'] : '',
+            'cols'        => isset($option['cols']) && (int) $option['cols'] > 0 ? (int) $option['cols'] : 50,
+            'rows'        => isset($option['rows']) && (int) $option['rows'] > 0 ? (int) $option['rows'] : 5,
         )
     );
 
@@ -242,7 +242,7 @@ 
  * @return array
  */
 function wpinv_get_registered_settings() {
-	return array_filter( apply_filters( 'wpinv_registered_settings', wpinv_get_data( 'admin-settings' ) ) );
+	return array_filter(apply_filters('wpinv_registered_settings', wpinv_get_data('admin-settings')));
 }
 
 /**
@@ -251,7 +251,7 @@ 
  * @return array
  */
 function getpaid_get_integration_settings() {
-    return apply_filters( 'getpaid_integration_settings', array() );
+    return apply_filters('getpaid_integration_settings', array());
 }
 
 /**
@@ -259,144 +259,144 @@ 
  * 
  * @return array
  */
-function wpinv_settings_sanitize( $input = array() ) {
+function wpinv_settings_sanitize($input = array()) {
 
 	$wpinv_options = wpinv_get_options();
 	$raw_referrer  = wp_get_raw_referer();
 
-    if ( empty( $raw_referrer ) ) {
+    if (empty($raw_referrer)) {
         return $input;
     }
 
-    wp_parse_str( $raw_referrer, $referrer );
+    wp_parse_str($raw_referrer, $referrer);
 
-	if ( empty( $referrer['tab'] ) ) {
+	if (empty($referrer['tab'])) {
         return $input;
 	}
 
     $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);
 
 		// Key specific filter.
-		$input[ $key ] = apply_filters( "wpinv_settings_sanitize_$key", $input[ $key ] );
+		$input[$key] = apply_filters("wpinv_settings_sanitize_$key", $input[$key]);
     }
 
     // Loop through the whitelist and unset any that are empty for the tab being saved
-    $main_settings    = isset( $settings[ $tab ] ) ? $settings[ $tab ] : array(); // Check for extensions that aren't using new sections
-    $section_settings = ! empty( $settings[ $tab ][ $section ] ) ? $settings[ $tab ][ $section ] : array();
+    $main_settings    = isset($settings[$tab]) ? $settings[$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();
 
-    foreach ( $new_rates as $rate ) {
+    foreach ($new_rates as $rate) {
 
-		$rate['rate']    = wpinv_sanitize_amount( $rate['rate'] );
-		$rate['name']    = sanitize_text_field( $rate['name'] );
-		$rate['state']   = sanitize_text_field( $rate['state'] );
-		$rate['country'] = sanitize_text_field( $rate['country'] );
-		$rate['global']  = empty( $rate['state'] );
+		$rate['rate']    = wpinv_sanitize_amount($rate['rate']);
+		$rate['name']    = sanitize_text_field($rate['name']);
+		$rate['state']   = sanitize_text_field($rate['state']);
+		$rate['country'] = sanitize_text_field($rate['country']);
+		$rate['global']  = empty($rate['state']);
 		$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['general']  = __('General', 'invoicing');
+    $tabs['gateways'] = __('Payment Gateways', 'invoicing');
+    $tabs['taxes']    = __('Taxes', 'invoicing');
+	$tabs['emails'] = __('Emails', 'invoicing');
 
-	if ( count( getpaid_get_integration_settings() ) > 0 ) {
-		$tabs['integrations'] = __( 'Integrations', 'invoicing' );
+	if (count(getpaid_get_integration_settings()) > 0) {
+		$tabs['integrations'] = __('Integrations', 'invoicing');
 	}
 
-    $tabs['privacy']  = __( 'Privacy', 'invoicing' );
-    $tabs['misc']     = __( 'Misc', 'invoicing' );
-    $tabs['tools']    = __( 'Tools', 'invoicing' );
+    $tabs['privacy']  = __('Privacy', 'invoicing');
+    $tabs['misc']     = __('Misc', 'invoicing');
+    $tabs['tools']    = __('Tools', 'invoicing');
 
-    return apply_filters( 'wpinv_settings_tabs', $tabs );
+    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[ $tab ];
+    if ($tab && !empty($sections[$tab])) {
+        $tabs = $sections[$tab];
     }
 
     return $tabs;
@@ -405,91 +405,91 @@ 
 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' ),
-			'vat'   => __( 'EU VAT Settings', 'invoicing' )
-        ) ),
-        'emails' => apply_filters( 'wpinv_settings_sections_emails', array(
-            'main' => __( 'Email Settings', 'invoicing' ),
-		) ),
-
-		'integrations' => wp_list_pluck( getpaid_get_integration_settings(), 'label', 'id' ),
-
-        'privacy' => apply_filters( 'wpinv_settings_sections_privacy', array(
-            'main' => __( 'Privacy policy', 'invoicing' ),
-        ) ),
-        'misc' => apply_filters( 'wpinv_settings_sections_misc', array(
-            'main' => __( 'Miscellaneous', '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'),
+			'vat'   => __('EU VAT Settings', 'invoicing')
+        )),
+        'emails' => apply_filters('wpinv_settings_sections_emails', array(
+            'main' => __('Email Settings', 'invoicing'),
+		)),
+
+		'integrations' => wp_list_pluck(getpaid_get_integration_settings(), 'label', 'id'),
+
+        'privacy' => apply_filters('wpinv_settings_sections_privacy', array(
+            'main' => __('Privacy policy', 'invoicing'),
+        )),
+        'misc' => apply_filters('wpinv_settings_sections_misc', array(
+            'main' => __('Miscellaneous', '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;
 }
@@ -497,61 +497,61 @@ 
 /**
  * Displays a checkbox settings callback.
  */
-function wpinv_checkbox_callback( $args ) {
+function wpinv_checkbox_callback($args) {
 
-	$std = isset( $args['std'] ) ? $args['std'] : '';
-	$std = wpinv_get_option( $args['id'], $std );
-	$id  = esc_attr( $args['id'] );
+	$std = isset($args['std']) ? $args['std'] : '';
+	$std = wpinv_get_option($args['id'], $std);
+	$id  = esc_attr($args['id']);
 
-	getpaid_hidden_field( "wpinv_settings[$id]", '0' );
+	getpaid_hidden_field("wpinv_settings[$id]", '0');
 	?>
 		<fieldset>
 			<label>
-				<input id="wpinv-settings-<?php echo $id; ?>" name="wpinv_settings[<?php echo $id; ?>]" <?php checked( empty( $std ), false ); ?> value="1" type="checkbox">
-				<?php echo wp_kses_post( $args['desc'] ); ?>
+				<input id="wpinv-settings-<?php echo $id; ?>" name="wpinv_settings[<?php echo $id; ?>]" <?php checked(empty($std), false); ?> value="1" type="checkbox">
+				<?php echo wp_kses_post($args['desc']); ?>
 			</label>
 		</fieldset>
 	<?php
 }
 
-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;
@@ -559,67 +559,67 @@ 
 
 			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>';
 	}
 }
 
 /**
  * Displays a radio settings field.
  */
-function wpinv_radio_callback( $args ) {
+function wpinv_radio_callback($args) {
 
-	$std = isset( $args['std'] ) ? $args['std'] : '';
-	$std = wpinv_get_option( $args['id'], $std );
+	$std = isset($args['std']) ? $args['std'] : '';
+	$std = wpinv_get_option($args['id'], $std);
 	?>
 		<fieldset>
-			<ul id="wpinv-settings-<?php echo esc_attr( $args['id'] ); ?>" style="margin-top: 0;">
-				<?php foreach( $args['options'] as $key => $option ) : ?>
+			<ul id="wpinv-settings-<?php echo esc_attr($args['id']); ?>" style="margin-top: 0;">
+				<?php foreach ($args['options'] as $key => $option) : ?>
 					<li>
 						<label>
-							<input name="wpinv_settings[<?php echo esc_attr( $args['id'] ); ?>]" <?php checked( $std, $key ); ?> value="<?php echo esc_attr( $key ); ?>" type="radio">
-							<?php echo wp_kses_post( $option ); ?>
+							<input name="wpinv_settings[<?php echo esc_attr($args['id']); ?>]" <?php checked($std, $key); ?> value="<?php echo esc_attr($key); ?>" type="radio">
+							<?php echo wp_kses_post($option); ?>
 						</label>
 					</li>
 				<?php endforeach; ?>
 			</ul>
 		</fieldset>
 	<?php
-	getpaid_settings_description_callback( $args );
+	getpaid_settings_description_callback($args);
 }
 
 /**
  * Displays a description if available.
  */
-function getpaid_settings_description_callback( $args ) {
+function getpaid_settings_description_callback($args) {
 
-	if ( ! empty( $args['desc'] ) ) {
-		$description = wp_kses_post( $args['desc'] );
+	if (!empty($args['desc'])) {
+		$description = wp_kses_post($args['desc']);
 		echo "<p class='description'>$description</p>";
 	}
 
@@ -635,7 +635,7 @@ 
 	</tr>
 	<tr class="bsui">
     	<td colspan="2" class="p-0">
-			<?php include plugin_dir_path( __FILE__ ) . 'views/html-gateways-edit.php'; ?>
+			<?php include plugin_dir_path(__FILE__) . 'views/html-gateways-edit.php'; ?>
 
 	<?php
 }
@@ -643,22 +643,22 @@ 
 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>';
 }
 
 /**
@@ -667,28 +667,28 @@ 
  * @param array $args
  * @return string
  */
-function wpinv_settings_attrs_helper( $args ) {
+function wpinv_settings_attrs_helper($args) {
 
-	$value        = isset( $args['std'] ) ? $args['std'] : '';
-	$id           = esc_attr( $args['id'] );
-	$placeholder  = esc_attr( $args['placeholder'] );
+	$value        = isset($args['std']) ? $args['std'] : '';
+	$id           = esc_attr($args['id']);
+	$placeholder  = esc_attr($args['placeholder']);
 
-	if ( ! empty( $args['faux'] ) ) {
+	if (!empty($args['faux'])) {
 		$args['readonly'] = true;
 		$name             = '';
 	} else {
-		$value  = wpinv_get_option( $args['id'], $value );
+		$value  = wpinv_get_option($args['id'], $value);
 		$name   = "wpinv_settings[$id]";
 	}
 
-	$value    = is_scalar( $value ) ? esc_attr( $value ) : '';
-	$class    = esc_attr( $args['class'] );
-	$style    = esc_attr( $args['style'] );
-	$readonly = empty( $args['readonly'] ) ? '' : 'readonly onclick="this.select()"';
+	$value    = is_scalar($value) ? esc_attr($value) : '';
+	$class    = esc_attr($args['class']);
+	$style    = esc_attr($args['style']);
+	$readonly = empty($args['readonly']) ? '' : 'readonly onclick="this.select()"';
 
 	$onchange = '';
-    if ( ! empty( $args['onchange'] ) ) {
-        $onchange = ' onchange="' . esc_attr( $args['onchange'] ) . '"';
+    if (!empty($args['onchange'])) {
+        $onchange = ' onchange="' . esc_attr($args['onchange']) . '"';
 	}
 
 	return "name='$name' id='wpinv-settings-$id' style='$style' value='$value' class='$class' placeholder='$placeholder' data-placeholder='$placeholder' $onchange $readonly";
@@ -697,11 +697,11 @@ 
 /**
  * Displays a text input settings callback.
  */
-function wpinv_text_callback( $args ) {
+function wpinv_text_callback($args) {
 
-	$desc = wp_kses_post( $args['desc'] );
-	$desc = empty( $desc ) ? '' : "<p class='description'>$desc</p>";
-	$attr = wpinv_settings_attrs_helper( $args );
+	$desc = wp_kses_post($args['desc']);
+	$desc = empty($desc) ? '' : "<p class='description'>$desc</p>";
+	$attr = wpinv_settings_attrs_helper($args);
 
 	?>
 		<label style="width: 100%;">
@@ -715,14 +715,14 @@ 
 /**
  * Displays a number input settings callback.
  */
-function wpinv_number_callback( $args ) {
+function wpinv_number_callback($args) {
 
-	$desc = wp_kses_post( $args['desc'] );
-	$desc = empty( $desc ) ? '' : "<p class='description'>$desc</p>";
-	$attr = wpinv_settings_attrs_helper( $args );
-	$max  = intval( $args['max'] );
-	$min  = intval( $args['min'] );
-	$step = floatval( $args['step'] );
+	$desc = wp_kses_post($args['desc']);
+	$desc = empty($desc) ? '' : "<p class='description'>$desc</p>";
+	$attr = wpinv_settings_attrs_helper($args);
+	$max  = intval($args['max']);
+	$min  = intval($args['min']);
+	$step = floatval($args['step']);
 
 	?>
 		<label style="width: 100%;">
@@ -733,47 +733,47 @@ 
 
 }
 
-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>'
 	);
 }
@@ -781,20 +781,20 @@ 
 /**
  * Displays a number input settings callback.
  */
-function wpinv_select_callback( $args ) {
+function wpinv_select_callback($args) {
 
-	$desc   = wp_kses_post( $args['desc'] );
-	$desc   = empty( $desc ) ? '' : "<p class='description'>$desc</p>";
-	$attr   = wpinv_settings_attrs_helper( $args );
-	$value  = isset( $args['std'] ) ? $args['std'] : '';
-	$value  = wpinv_get_option( $args['id'], $value );
+	$desc   = wp_kses_post($args['desc']);
+	$desc   = empty($desc) ? '' : "<p class='description'>$desc</p>";
+	$attr   = wpinv_settings_attrs_helper($args);
+	$value  = isset($args['std']) ? $args['std'] : '';
+	$value  = wpinv_get_option($args['id'], $value);
 
 	?>
 		<label style="width: 100%;">
 			<select <?php echo $attr; ?>>
-				<?php foreach ( $args['options'] as $option => $name ) : ?>
-					<option value="<?php echo esc_attr( $option ); ?>" <?php echo selected( is_array( $value ) ? in_array( "$option", $value, true ) : "$option" === $value ); ?>><?php echo wpinv_clean( $name ); ?></option>
-				<?php endforeach;?>
+				<?php foreach ($args['options'] as $option => $name) : ?>
+					<option value="<?php echo esc_attr($option); ?>" <?php echo selected(is_array($value) ? in_array("$option", $value, true) : "$option" === $value); ?>><?php echo wpinv_clean($name); ?></option>
+				<?php endforeach; ?>
 			</select>
 			<?php echo $desc; ?>
 		</label>
@@ -802,95 +802,95 @@ 
 
 }
 
-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 $html;
 }
@@ -898,9 +898,9 @@ 
 function wpinv_country_states_callback($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 = '';
@@ -908,16 +908,16 @@ 
 
 	$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;
 }
@@ -932,7 +932,7 @@ 
 	</tr>
 	<tr class="bsui">
     	<td colspan="2" class="p-0">
-			<?php include plugin_dir_path( __FILE__ ) . 'views/html-tax-rates-edit.php'; ?>
+			<?php include plugin_dir_path(__FILE__) . 'views/html-tax-rates-edit.php'; ?>
 
 	<?php
 
@@ -941,14 +941,14 @@ 
 /**
  * Displays a tax rate' edit row.
  */
-function wpinv_tax_rate_callback( $tax_rate, $key, $echo = true ) {
+function wpinv_tax_rate_callback($tax_rate, $key, $echo = true) {
 	ob_start();
 
-	$key                      = sanitize_key( $key );
-	$tax_rate['reduced_rate'] = empty( $tax_rate['reduced_rate'] ) ? 0 : $tax_rate['reduced_rate'];
-	include plugin_dir_path( __FILE__ ) . 'views/html-tax-rate-edit.php';
+	$key                      = sanitize_key($key);
+	$tax_rate['reduced_rate'] = empty($tax_rate['reduced_rate']) ? 0 : $tax_rate['reduced_rate'];
+	include plugin_dir_path(__FILE__) . 'views/html-tax-rate-edit.php';
 
-	if ( $echo ) {
+	if ($echo) {
 		echo ob_get_clean();
 	} else {
 		return ob_get_clean(); 
@@ -961,134 +961,134 @@ 
     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>
 
         <tbody>
 			<tr>
-                <td><?php _e( 'Check Pages', 'invoicing' );?></td>
+                <td><?php _e('Check Pages', 'invoicing'); ?></td>
                 <td>
-                    <small><?php _e( 'Creates any missing GetPaid pages.', 'invoicing' ); ?></small>
+                    <small><?php _e('Creates any missing GetPaid pages.', 'invoicing'); ?></small>
                 </td>
                 <td>
 					<a href="<?php
 						echo esc_url(
 							wp_nonce_url(
-								add_query_arg( 'getpaid-admin-action', 'create_missing_pages' ),
+								add_query_arg('getpaid-admin-action', 'create_missing_pages'),
 								'getpaid-nonce',
 								'getpaid-nonce'
 							)
 						);
-					?>" class="button button-primary"><?php _e('Run', 'invoicing');?></a>
+					?>" class="button button-primary"><?php _e('Run', 'invoicing'); ?></a>
                 </td>
             </tr>
 			<tr>
-                <td><?php _e( 'Create Database Tables', 'invoicing' );?></td>
+                <td><?php _e('Create Database Tables', 'invoicing'); ?></td>
                 <td>
-                    <small><?php _e( 'Run this tool to create any missing database tables.', 'invoicing' ); ?></small>
+                    <small><?php _e('Run this tool to create any missing database tables.', 'invoicing'); ?></small>
                 </td>
                 <td>
 					<a href="<?php
 						echo esc_url(
 							wp_nonce_url(
-								add_query_arg( 'getpaid-admin-action', 'create_missing_tables' ),
+								add_query_arg('getpaid-admin-action', 'create_missing_tables'),
 								'getpaid-nonce',
 								'getpaid-nonce'
 							)
 						);
-					?>" class="button button-primary"><?php _e('Run', 'invoicing');?></a>
+					?>" class="button button-primary"><?php _e('Run', 'invoicing'); ?></a>
                 </td>
             </tr>
 			<tr>
-                <td><?php _e( 'Migrate old invoices', 'invoicing' );?></td>
+                <td><?php _e('Migrate old invoices', 'invoicing'); ?></td>
                 <td>
-                    <small><?php _e( 'If your old invoices were not migrated after updating from Invoicing to GetPaid, you can use this tool to migrate them.', 'invoicing' ); ?></small>
+                    <small><?php _e('If your old invoices were not migrated after updating from Invoicing to GetPaid, you can use this tool to migrate them.', 'invoicing'); ?></small>
                 </td>
                 <td>
 					<a href="<?php
 						echo esc_url(
 							wp_nonce_url(
-								add_query_arg( 'getpaid-admin-action', 'migrate_old_invoices' ),
+								add_query_arg('getpaid-admin-action', 'migrate_old_invoices'),
 								'getpaid-nonce',
 								'getpaid-nonce'
 							)
 						);
-					?>" class="button button-primary"><?php _e('Run', 'invoicing');?></a>
+					?>" class="button button-primary"><?php _e('Run', 'invoicing'); ?></a>
                 </td>
             </tr>
-			<?php do_action( 'wpinv_tools_row' ); ?>
+			<?php do_action('wpinv_tools_row'); ?>
         </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_raw_html_callback( $args ) {
+function wpinv_raw_html_callback($args) {
 	echo $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, $key ) {
+function wpinv_settings_sanitize_input($value, $key) {
 
-    if ( $key == 'tax_rate' ) {
-        $value = wpinv_sanitize_amount( $value );
+    if ($key == 'tax_rate') {
+        $value = wpinv_sanitize_amount($value);
         $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>
@@ -1102,7 +1102,7 @@ 
                     <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>