AyeCode / invoicing

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;
-	$this_version = "0.1.46";
-	if(version_compare($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;
+    $this_version = "0.1.46";
+    if(version_compare($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

vendor/ayecode/wp-ayecode-ui/includes/class-aui.php

Indentation +227 added lines, -227 removed lines

@@ -1,7 +1,7 @@ 
 <?php
 
 if ( ! defined( 'ABSPATH' ) ) {
-	exit; // Exit if accessed directly
+    exit; // Exit if accessed directly
 }
 
 /**
@@ -11,231 +11,231 @@ 
  */
 class AUI {
 
-	/**
-	 * Holds the class instance.
-	 *
-	 * @since 1.0.0
-	 * @var null
-	 */
-	private static $instance = null;
-
-	/**
-	 * Holds the current AUI version number.
-	 *
-	 * @var string $ver The current version number.
-	 */
-	public static $ver = '0.1.46';
-
-	public static $options = null;
-
-	/**
-	 * There can be only one.
-	 *
-	 * @since 1.0.0
-	 * @return AUI|null
-	 */
-	public static function instance() {
-		if ( self::$instance == null ) {
-			self::$instance = new AUI();
-		}
-
-		return self::$instance;
-	}
-
-	/**
-	 * AUI constructor.
-	 *
-	 * @since 1.0.0
-	 */
-	private function __construct() {
-		if ( function_exists( "__autoload" ) ) {
-			spl_autoload_register( "__autoload" );
-		}
-		spl_autoload_register( array( $this, 'autoload' ) );
-
-		// load options
-		self::$options = get_option('aui_options');
-	}
-
-	/**
-	 * Autoload any components on the fly.
-	 *
-	 * @since 1.0.0
-	 *
-	 * @param $classname
-	 */
-	private function autoload( $classname ) {
-		$class     = str_replace( '_', '-', strtolower( $classname ) );
-		$file_path = trailingslashit( dirname( __FILE__ ) ) . "components/class-" . $class . '.php';
-		if ( $file_path && is_readable( $file_path ) ) {
-			include_once( $file_path );
-		}
-	}
-
-	/**
-	 * Get the AUI options.
-	 *
-	 * @param $option
-	 *
-	 * @return string|void
-	 */
-	public function get_option( $option ){
-		$result = isset(self::$options[$option]) ? esc_attr(self::$options[$option]) : '';
-
-		if ( ! $result && $option) {
-			if( $option == 'color_primary' ){
-				$result = AUI_PRIMARY_COLOR;
-			}elseif( $option == 'color_secondary' ){
-				$result = AUI_SECONDARY_COLOR;
-			}
-		}
-		return $result;
-	}
-
-	public function render( $items = array() ) {
-		$output = '';
-
-		if ( ! empty( $items ) ) {
-			foreach ( $items as $args ) {
-				$render = isset( $args['render'] ) ? $args['render'] : '';
-				if ( $render && method_exists( __CLASS__, $render ) ) {
-					$output .= $this->$render( $args );
-				}
-			}
-		}
-
-		return $output;
-	}
-
-	/**
-	 * Render and return a bootstrap alert component.
-	 *
-	 * @since 1.0.0
-	 *
-	 * @param array $args
-	 *
-	 * @return string The rendered component.
-	 */
-	public function alert( $args = array() ) {
-		return AUI_Component_Alert::get( $args );
-	}
-
-	/**
-	 * Render and return a bootstrap input component.
-	 *
-	 * @since 1.0.0
-	 *
-	 * @param array $args
-	 *
-	 * @return string The rendered component.
-	 */
-	public function input( $args = array() ) {
-		return AUI_Component_Input::input( $args );
-	}
-
-	/**
-	 * Render and return a bootstrap textarea component.
-	 *
-	 * @since 1.0.0
-	 *
-	 * @param array $args
-	 *
-	 * @return string The rendered component.
-	 */
-	public function textarea( $args = array() ) {
-		return AUI_Component_Input::textarea( $args );
-	}
-
-	/**
-	 * Render and return a bootstrap button component.
-	 *
-	 * @since 1.0.0
-	 *
-	 * @param array $args
-	 *
-	 * @return string The rendered component.
-	 */
-	public function button( $args = array() ) {
-		return AUI_Component_Button::get( $args );
-	}
-
-	/**
-	 * Render and return a bootstrap button component.
-	 *
-	 * @since 1.0.0
-	 *
-	 * @param array $args
-	 *
-	 * @return string The rendered component.
-	 */
-	public function badge( $args = array() ) {
-		$defaults = array(
-			'class' => 'badge badge-primary align-middle',
-		);
-
-		// maybe set type
-		if ( empty( $args['href'] ) ) {
-			$defaults['type'] = 'badge';
-		}
-
-		/**
-		 * Parse incoming $args into an array and merge it with $defaults
-		 */
-		$args = wp_parse_args( $args, $defaults );
-
-		return AUI_Component_Button::get( $args );
-	}
-
-	/**
-	 * Render and return a bootstrap dropdown component.
-	 *
-	 * @since 1.0.0
-	 *
-	 * @param array $args
-	 *
-	 * @return string The rendered component.
-	 */
-	public function dropdown( $args = array() ) {
-		return AUI_Component_Dropdown::get( $args );
-	}
-
-	/**
-	 * Render and return a bootstrap select component.
-	 *
-	 * @since 1.0.0
-	 *
-	 * @param array $args
-	 *
-	 * @return string The rendered component.
-	 */
-	public function select( $args = array() ) {
-		return AUI_Component_Input::select( $args );
-	}
-
-	/**
-	 * Render and return a bootstrap radio component.
-	 *
-	 * @since 1.0.0
-	 *
-	 * @param array $args
-	 *
-	 * @return string The rendered component.
-	 */
-	public function radio( $args = array() ) {
-		return AUI_Component_Input::radio( $args );
-	}
-
-	/**
-	 * Render and return a bootstrap pagination component.
-	 *
-	 * @since 1.0.0
-	 *
-	 * @param array $args
-	 *
-	 * @return string The rendered component.
-	 */
-	public function pagination( $args = array() ) {
-		return AUI_Component_Pagination::get( $args );
-	}
+    /**
+     * Holds the class instance.
+     *
+     * @since 1.0.0
+     * @var null
+     */
+    private static $instance = null;
+
+    /**
+     * Holds the current AUI version number.
+     *
+     * @var string $ver The current version number.
+     */
+    public static $ver = '0.1.46';
+
+    public static $options = null;
+
+    /**
+     * There can be only one.
+     *
+     * @since 1.0.0
+     * @return AUI|null
+     */
+    public static function instance() {
+        if ( self::$instance == null ) {
+            self::$instance = new AUI();
+        }
+
+        return self::$instance;
+    }
+
+    /**
+     * AUI constructor.
+     *
+     * @since 1.0.0
+     */
+    private function __construct() {
+        if ( function_exists( "__autoload" ) ) {
+            spl_autoload_register( "__autoload" );
+        }
+        spl_autoload_register( array( $this, 'autoload' ) );
+
+        // load options
+        self::$options = get_option('aui_options');
+    }
+
+    /**
+     * Autoload any components on the fly.
+     *
+     * @since 1.0.0
+     *
+     * @param $classname
+     */
+    private function autoload( $classname ) {
+        $class     = str_replace( '_', '-', strtolower( $classname ) );
+        $file_path = trailingslashit( dirname( __FILE__ ) ) . "components/class-" . $class . '.php';
+        if ( $file_path && is_readable( $file_path ) ) {
+            include_once( $file_path );
+        }
+    }
+
+    /**
+     * Get the AUI options.
+     *
+     * @param $option
+     *
+     * @return string|void
+     */
+    public function get_option( $option ){
+        $result = isset(self::$options[$option]) ? esc_attr(self::$options[$option]) : '';
+
+        if ( ! $result && $option) {
+            if( $option == 'color_primary' ){
+                $result = AUI_PRIMARY_COLOR;
+            }elseif( $option == 'color_secondary' ){
+                $result = AUI_SECONDARY_COLOR;
+            }
+        }
+        return $result;
+    }
+
+    public function render( $items = array() ) {
+        $output = '';
+
+        if ( ! empty( $items ) ) {
+            foreach ( $items as $args ) {
+                $render = isset( $args['render'] ) ? $args['render'] : '';
+                if ( $render && method_exists( __CLASS__, $render ) ) {
+                    $output .= $this->$render( $args );
+                }
+            }
+        }
+
+        return $output;
+    }
+
+    /**
+     * Render and return a bootstrap alert component.
+     *
+     * @since 1.0.0
+     *
+     * @param array $args
+     *
+     * @return string The rendered component.
+     */
+    public function alert( $args = array() ) {
+        return AUI_Component_Alert::get( $args );
+    }
+
+    /**
+     * Render and return a bootstrap input component.
+     *
+     * @since 1.0.0
+     *
+     * @param array $args
+     *
+     * @return string The rendered component.
+     */
+    public function input( $args = array() ) {
+        return AUI_Component_Input::input( $args );
+    }
+
+    /**
+     * Render and return a bootstrap textarea component.
+     *
+     * @since 1.0.0
+     *
+     * @param array $args
+     *
+     * @return string The rendered component.
+     */
+    public function textarea( $args = array() ) {
+        return AUI_Component_Input::textarea( $args );
+    }
+
+    /**
+     * Render and return a bootstrap button component.
+     *
+     * @since 1.0.0
+     *
+     * @param array $args
+     *
+     * @return string The rendered component.
+     */
+    public function button( $args = array() ) {
+        return AUI_Component_Button::get( $args );
+    }
+
+    /**
+     * Render and return a bootstrap button component.
+     *
+     * @since 1.0.0
+     *
+     * @param array $args
+     *
+     * @return string The rendered component.
+     */
+    public function badge( $args = array() ) {
+        $defaults = array(
+            'class' => 'badge badge-primary align-middle',
+        );
+
+        // maybe set type
+        if ( empty( $args['href'] ) ) {
+            $defaults['type'] = 'badge';
+        }
+
+        /**
+         * Parse incoming $args into an array and merge it with $defaults
+         */
+        $args = wp_parse_args( $args, $defaults );
+
+        return AUI_Component_Button::get( $args );
+    }
+
+    /**
+     * Render and return a bootstrap dropdown component.
+     *
+     * @since 1.0.0
+     *
+     * @param array $args
+     *
+     * @return string The rendered component.
+     */
+    public function dropdown( $args = array() ) {
+        return AUI_Component_Dropdown::get( $args );
+    }
+
+    /**
+     * Render and return a bootstrap select component.
+     *
+     * @since 1.0.0
+     *
+     * @param array $args
+     *
+     * @return string The rendered component.
+     */
+    public function select( $args = array() ) {
+        return AUI_Component_Input::select( $args );
+    }
+
+    /**
+     * Render and return a bootstrap radio component.
+     *
+     * @since 1.0.0
+     *
+     * @param array $args
+     *
+     * @return string The rendered component.
+     */
+    public function radio( $args = array() ) {
+        return AUI_Component_Input::radio( $args );
+    }
+
+    /**
+     * Render and return a bootstrap pagination component.
+     *
+     * @since 1.0.0
+     *
+     * @param array $args
+     *
+     * @return string The rendered component.
+     */
+    public function pagination( $args = array() ) {
+        return AUI_Component_Pagination::get( $args );
+    }
 
 }
\ No newline at end of file

vendor/ayecode/wp-ayecode-ui/includes/ayecode-ui-settings.php

Indentation +1099 added lines, -1099 removed lines

@@ -13,7 +13,7 @@ 
  * Bail if we are not in WP.
  */
 if ( ! defined( 'ABSPATH' ) ) {
-	exit;
+    exit;
 }
 
 /**
@@ -21,236 +21,236 @@ 
  */
 if ( ! class_exists( 'AyeCode_UI_Settings' ) ) {
 
-	/**
-	 * A Class to be able to change settings for Font Awesome.
-	 *
-	 * Class AyeCode_UI_Settings
-	 * @ver 1.0.0
-	 * @todo decide how to implement textdomain
-	 */
-	class AyeCode_UI_Settings {
-
-		/**
-		 * Class version version.
-		 *
-		 * @var string
-		 */
-		public $version = '0.1.46';
-
-		/**
-		 * Class textdomain.
-		 *
-		 * @var string
-		 */
-		public $textdomain = 'aui';
-
-		/**
-		 * Latest version of Bootstrap at time of publish published.
-		 *
-		 * @var string
-		 */
-		public $latest = "4.5.3";
-
-		/**
-		 * Current version of select2 being used.
-		 *
-		 * @var string
-		 */
-		public $select2_version = "4.0.11";
-
-		/**
-		 * The title.
-		 *
-		 * @var string
-		 */
-		public $name = 'AyeCode UI';
-
-		/**
-		 * The relative url to the assets.
-		 *
-		 * @var string
-		 */
-		public $url = '';
-
-		/**
-		 * Holds the settings values.
-		 *
-		 * @var array
-		 */
-		private $settings;
-
-		/**
-		 * AyeCode_UI_Settings instance.
-		 *
-		 * @access private
-		 * @since  1.0.0
-		 * @var    AyeCode_UI_Settings There can be only one!
-		 */
-		private static $instance = null;
-
-		/**
-		 * Main AyeCode_UI_Settings Instance.
-		 *
-		 * Ensures only one instance of AyeCode_UI_Settings is loaded or can be loaded.
-		 *
-		 * @since 1.0.0
-		 * @static
-		 * @return AyeCode_UI_Settings - Main instance.
-		 */
-		public static function instance() {
-			if ( ! isset( self::$instance ) && ! ( self::$instance instanceof AyeCode_UI_Settings ) ) {
-
-				self::$instance = new AyeCode_UI_Settings;
-
-				add_action( 'init', array( self::$instance, 'init' ) ); // set settings
-
-				if ( is_admin() ) {
-					add_action( 'admin_menu', array( self::$instance, 'menu_item' ) );
-					add_action( 'admin_init', array( self::$instance, 'register_settings' ) );
-
-					// Maybe show example page
-					add_action( 'template_redirect', array( self::$instance,'maybe_show_examples' ) );
-				}
-
-				add_action( 'customize_register', array( self::$instance, 'customizer_settings' ));
-
-				do_action( 'ayecode_ui_settings_loaded' );
-			}
-
-			return self::$instance;
-		}
-
-		/**
-		 * Setup some constants.
-		 */
-		public function constants(){
-			define('AUI_PRIMARY_COLOR_ORIGINAL', "#1e73be");
-			define('AUI_SECONDARY_COLOR_ORIGINAL', '#6c757d');
-			if (!defined('AUI_PRIMARY_COLOR')) define('AUI_PRIMARY_COLOR', AUI_PRIMARY_COLOR_ORIGINAL);
-			if (!defined('AUI_SECONDARY_COLOR')) define('AUI_SECONDARY_COLOR', AUI_SECONDARY_COLOR_ORIGINAL);
-		}
-
-		/**
-		 * Initiate the settings and add the required action hooks.
-		 */
-		public function init() {
-			$this->constants();
-			$this->settings = $this->get_settings();
-			$this->url = $this->get_url();
-
-			/**
-			 * Maybe load CSS
-			 *
-			 * We load super early in case there is a theme version that might change the colors
-			 */
-			if ( $this->settings['css'] ) {
-				add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_style' ), 1 );
-			}
-			if ( $this->settings['css_backend'] && $this->load_admin_scripts() ) {
-				add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_style' ), 1 );
-			}
-
-			// maybe load JS
-			if ( $this->settings['js'] ) {
-				$priority = $this->is_bs3_compat() ? 100 : 1;
-				add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_scripts' ), $priority );
-			}
-			if ( $this->settings['js_backend'] && $this->load_admin_scripts() ) {
-				add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_scripts' ), 1 );
-			}
-
-			// Maybe set the HTML font size
-			if ( $this->settings['html_font_size'] ) {
-				add_action( 'wp_footer', array( $this, 'html_font_size' ), 10 );
-			}
-
-
-		}
-
-		/**
-		 * Check if we should load the admin scripts or not.
-		 *
-		 * @return bool
-		 */
-		public function load_admin_scripts(){
-			$result = true;
-
-			// check if specifically disabled
-			if(!empty($this->settings['disable_admin'])){
-				$url_parts = explode("\n",$this->settings['disable_admin']);
-				foreach($url_parts as $part){
-					if( strpos($_SERVER['REQUEST_URI'], trim($part)) !== false ){
-						return false; // return early, no point checking further
-					}
-				}
-			}
-
-			return $result;
-		}
-
-		/**
-		 * Add a html font size to the footer.
-		 */
-		public function html_font_size(){
-			$this->settings = $this->get_settings();
-			echo "<style>html{font-size:".absint($this->settings['html_font_size'])."px;}</style>";
-		}
+    /**
+     * A Class to be able to change settings for Font Awesome.
+     *
+     * Class AyeCode_UI_Settings
+     * @ver 1.0.0
+     * @todo decide how to implement textdomain
+     */
+    class AyeCode_UI_Settings {
+
+        /**
+         * Class version version.
+         *
+         * @var string
+         */
+        public $version = '0.1.46';
+
+        /**
+         * Class textdomain.
+         *
+         * @var string
+         */
+        public $textdomain = 'aui';
+
+        /**
+         * Latest version of Bootstrap at time of publish published.
+         *
+         * @var string
+         */
+        public $latest = "4.5.3";
+
+        /**
+         * Current version of select2 being used.
+         *
+         * @var string
+         */
+        public $select2_version = "4.0.11";
+
+        /**
+         * The title.
+         *
+         * @var string
+         */
+        public $name = 'AyeCode UI';
+
+        /**
+         * The relative url to the assets.
+         *
+         * @var string
+         */
+        public $url = '';
+
+        /**
+         * Holds the settings values.
+         *
+         * @var array
+         */
+        private $settings;
+
+        /**
+         * AyeCode_UI_Settings instance.
+         *
+         * @access private
+         * @since  1.0.0
+         * @var    AyeCode_UI_Settings There can be only one!
+         */
+        private static $instance = null;
+
+        /**
+         * Main AyeCode_UI_Settings Instance.
+         *
+         * Ensures only one instance of AyeCode_UI_Settings is loaded or can be loaded.
+         *
+         * @since 1.0.0
+         * @static
+         * @return AyeCode_UI_Settings - Main instance.
+         */
+        public static function instance() {
+            if ( ! isset( self::$instance ) && ! ( self::$instance instanceof AyeCode_UI_Settings ) ) {
+
+                self::$instance = new AyeCode_UI_Settings;
+
+                add_action( 'init', array( self::$instance, 'init' ) ); // set settings
+
+                if ( is_admin() ) {
+                    add_action( 'admin_menu', array( self::$instance, 'menu_item' ) );
+                    add_action( 'admin_init', array( self::$instance, 'register_settings' ) );
+
+                    // Maybe show example page
+                    add_action( 'template_redirect', array( self::$instance,'maybe_show_examples' ) );
+                }
 
-		/**
-		 * Check if the current admin screen should load scripts.
-		 * 
-		 * @return bool
-		 */
-		public function is_aui_screen(){
-			$load = false;
-			// check if we should load or not
-			if ( is_admin() ) {
-				// Only enable on set pages
-				$aui_screens = array(
-					'page',
-					'post',
-					'settings_page_ayecode-ui-settings',
-					'appearance_page_gutenberg-widgets'
-				);
-				$screen_ids = apply_filters( 'aui_screen_ids', $aui_screens );
-
-				$screen = get_current_screen();
+                add_action( 'customize_register', array( self::$instance, 'customizer_settings' ));
+
+                do_action( 'ayecode_ui_settings_loaded' );
+            }
+
+            return self::$instance;
+        }
+
+        /**
+         * Setup some constants.
+         */
+        public function constants(){
+            define('AUI_PRIMARY_COLOR_ORIGINAL', "#1e73be");
+            define('AUI_SECONDARY_COLOR_ORIGINAL', '#6c757d');
+            if (!defined('AUI_PRIMARY_COLOR')) define('AUI_PRIMARY_COLOR', AUI_PRIMARY_COLOR_ORIGINAL);
+            if (!defined('AUI_SECONDARY_COLOR')) define('AUI_SECONDARY_COLOR', AUI_SECONDARY_COLOR_ORIGINAL);
+        }
+
+        /**
+         * Initiate the settings and add the required action hooks.
+         */
+        public function init() {
+            $this->constants();
+            $this->settings = $this->get_settings();
+            $this->url = $this->get_url();
+
+            /**
+             * Maybe load CSS
+             *
+             * We load super early in case there is a theme version that might change the colors
+             */
+            if ( $this->settings['css'] ) {
+                add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_style' ), 1 );
+            }
+            if ( $this->settings['css_backend'] && $this->load_admin_scripts() ) {
+                add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_style' ), 1 );
+            }
+
+            // maybe load JS
+            if ( $this->settings['js'] ) {
+                $priority = $this->is_bs3_compat() ? 100 : 1;
+                add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_scripts' ), $priority );
+            }
+            if ( $this->settings['js_backend'] && $this->load_admin_scripts() ) {
+                add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_scripts' ), 1 );
+            }
+
+            // Maybe set the HTML font size
+            if ( $this->settings['html_font_size'] ) {
+                add_action( 'wp_footer', array( $this, 'html_font_size' ), 10 );
+            }
+
+
+        }
+
+        /**
+         * Check if we should load the admin scripts or not.
+         *
+         * @return bool
+         */
+        public function load_admin_scripts(){
+            $result = true;
+
+            // check if specifically disabled
+            if(!empty($this->settings['disable_admin'])){
+                $url_parts = explode("\n",$this->settings['disable_admin']);
+                foreach($url_parts as $part){
+                    if( strpos($_SERVER['REQUEST_URI'], trim($part)) !== false ){
+                        return false; // return early, no point checking further
+                    }
+                }
+            }
+
+            return $result;
+        }
+
+        /**
+         * Add a html font size to the footer.
+         */
+        public function html_font_size(){
+            $this->settings = $this->get_settings();
+            echo "<style>html{font-size:".absint($this->settings['html_font_size'])."px;}</style>";
+        }
+
+        /**
+         * Check if the current admin screen should load scripts.
+         * 
+         * @return bool
+         */
+        public function is_aui_screen(){
+            $load = false;
+            // check if we should load or not
+            if ( is_admin() ) {
+                // Only enable on set pages
+                $aui_screens = array(
+                    'page',
+                    'post',
+                    'settings_page_ayecode-ui-settings',
+                    'appearance_page_gutenberg-widgets'
+                );
+                $screen_ids = apply_filters( 'aui_screen_ids', $aui_screens );
+
+                $screen = get_current_screen();
 
 //				echo '###'.$screen->id;
 				
-				if ( $screen && in_array( $screen->id, $screen_ids ) ) {
-					$load = true;
-				}
-			}
+                if ( $screen && in_array( $screen->id, $screen_ids ) ) {
+                    $load = true;
+                }
+            }
 
-			return $load;
-		}
+            return $load;
+        }
 
-		/**
-		 * Adds the styles.
-		 */
-		public function enqueue_style() {
+        /**
+         * Adds the styles.
+         */
+        public function enqueue_style() {
 
-			if( is_admin() && !$this->is_aui_screen()){
-				// don't add wp-admin scripts if not requested to
-			}else{
-				$css_setting = current_action() == 'wp_enqueue_scripts' ? 'css' : 'css_backend';
+            if( is_admin() && !$this->is_aui_screen()){
+                // don't add wp-admin scripts if not requested to
+            }else{
+                $css_setting = current_action() == 'wp_enqueue_scripts' ? 'css' : 'css_backend';
 
-				$rtl = is_rtl() ? '-rtl' : '';
+                $rtl = is_rtl() ? '-rtl' : '';
 
-				if($this->settings[$css_setting]){
-					$compatibility = $this->settings[$css_setting]=='core' ? false : true;
-					$url = $this->settings[$css_setting]=='core' ? $this->url.'assets/css/ayecode-ui'.$rtl.'.css' : $this->url.'assets/css/ayecode-ui-compatibility'.$rtl.'.css';
-					wp_register_style( 'ayecode-ui', $url, array(), $this->latest );
-					wp_enqueue_style( 'ayecode-ui' );
+                if($this->settings[$css_setting]){
+                    $compatibility = $this->settings[$css_setting]=='core' ? false : true;
+                    $url = $this->settings[$css_setting]=='core' ? $this->url.'assets/css/ayecode-ui'.$rtl.'.css' : $this->url.'assets/css/ayecode-ui-compatibility'.$rtl.'.css';
+                    wp_register_style( 'ayecode-ui', $url, array(), $this->latest );
+                    wp_enqueue_style( 'ayecode-ui' );
 
-					// flatpickr
-					wp_register_style( 'flatpickr', $this->url.'assets/css/flatpickr.min.css', array(), $this->latest );
+                    // flatpickr
+                    wp_register_style( 'flatpickr', $this->url.'assets/css/flatpickr.min.css', array(), $this->latest );
 
 
-					// fix some wp-admin issues
-					if(is_admin()){
-						$custom_css = "
+                    // fix some wp-admin issues
+                    if(is_admin()){
+                        $custom_css = "
                 body{
                     background-color: #f1f1f1;
                     font-family: -apple-system,BlinkMacSystemFont,\"Segoe UI\",Roboto,Oxygen-Sans,Ubuntu,Cantarell,\"Helvetica Neue\",sans-serif;
@@ -289,35 +289,35 @@ 
 				}
                 ";
 
-						// @todo, remove once fixed :: fix for this bug https://github.com/WordPress/gutenberg/issues/14377
-						$custom_css .= "
+                        // @todo, remove once fixed :: fix for this bug https://github.com/WordPress/gutenberg/issues/14377
+                        $custom_css .= "
 						.edit-post-sidebar input[type=color].components-text-control__input{
 						    padding: 0;
 						}
 					";
-						wp_add_inline_style( 'ayecode-ui', $custom_css );
-					}
+                        wp_add_inline_style( 'ayecode-ui', $custom_css );
+                    }
 
-					// custom changes
-					wp_add_inline_style( 'ayecode-ui', self::custom_css($compatibility) );
+                    // custom changes
+                    wp_add_inline_style( 'ayecode-ui', self::custom_css($compatibility) );
 
-				}
-			}
+                }
+            }
 
 
-		}
+        }
+
+        /**
+         * Get inline script used if bootstrap enqueued
+         *
+         * If this remains small then its best to use this than to add another JS file.
+         */
+        public function inline_script() {
+            // Flatpickr calendar locale
+            $flatpickr_locale = self::flatpickr_locale();
 
-		/**
-		 * Get inline script used if bootstrap enqueued
-		 *
-		 * If this remains small then its best to use this than to add another JS file.
-		 */
-		public function inline_script() {
-			// Flatpickr calendar locale
-			$flatpickr_locale = self::flatpickr_locale();
-
-			ob_start();
-			?>
+            ob_start();
+            ?>
 			<script>
 				/**
 				 * An AUI bootstrap adaptation of GreedyNav.js ( by Luke Jackson ).
@@ -981,27 +981,27 @@ 
 
 			</script>
 			<?php
-			$output = ob_get_clean();
+            $output = ob_get_clean();
 
-			/*
+            /*
 			 * We only add the <script> tags for code highlighting, so we strip them from the output.
 			 */
-			return str_replace( array(
-				'<script>',
-				'</script>'
-			), '', $output );
-		}
-
-
-		/**
-		 * JS to help with conflict issues with other plugins and themes using bootstrap v3.
-		 *
-		 * @TODO we may need this when other conflicts arrise.
-		 * @return mixed
-		 */
-		public static function bs3_compat_js() {
-			ob_start();
-			?>
+            return str_replace( array(
+                '<script>',
+                '</script>'
+            ), '', $output );
+        }
+
+
+        /**
+         * JS to help with conflict issues with other plugins and themes using bootstrap v3.
+         *
+         * @TODO we may need this when other conflicts arrise.
+         * @return mixed
+         */
+        public static function bs3_compat_js() {
+            ob_start();
+            ?>
 			<script>
 				<?php if( defined( 'FUSION_BUILDER_VERSION' ) ){ ?>
 				/* With Avada builder */
@@ -1009,20 +1009,20 @@ 
 				<?php } ?>
 			</script>
 			<?php
-			return str_replace( array(
-				'<script>',
-				'</script>'
-			), '', ob_get_clean());
-		}
-
-		/**
-		 * Get inline script used if bootstrap file browser enqueued.
-		 *
-		 * If this remains small then its best to use this than to add another JS file.
-		 */
-		public function inline_script_file_browser(){
-			ob_start();
-			?>
+            return str_replace( array(
+                '<script>',
+                '</script>'
+            ), '', ob_get_clean());
+        }
+
+        /**
+         * Get inline script used if bootstrap file browser enqueued.
+         *
+         * If this remains small then its best to use this than to add another JS file.
+         */
+        public function inline_script_file_browser(){
+            ob_start();
+            ?>
 			<script>
 				// run on doc ready
 				jQuery(document).ready(function () {
@@ -1030,192 +1030,192 @@ 
 				});
 			</script>
 			<?php
-			$output = ob_get_clean();
+            $output = ob_get_clean();
 
-			/*
+            /*
 			 * We only add the <script> tags for code highlighting, so we strip them from the output.
 			 */
-			return str_replace( array(
-				'<script>',
-				'</script>'
-			), '', $output );
-		}
-
-		/**
-		 * Adds the Font Awesome JS.
-		 */
-		public function enqueue_scripts() {
-
-			if( is_admin() && !$this->is_aui_screen()){
-				// don't add wp-admin scripts if not requested to
-			}else {
-
-				$js_setting = current_action() == 'wp_enqueue_scripts' ? 'js' : 'js_backend';
-
-				// select2
-				wp_register_script( 'select2', $this->url . 'assets/js/select2.min.js', array( 'jquery' ), $this->select2_version );
-
-				// flatpickr
-				wp_register_script( 'flatpickr', $this->url . 'assets/js/flatpickr.min.js', array(), $this->latest );
-
-				// Bootstrap file browser
-				wp_register_script( 'aui-custom-file-input', $url = $this->url . 'assets/js/bs-custom-file-input.min.js', array( 'jquery' ), $this->select2_version );
-				wp_add_inline_script( 'aui-custom-file-input', $this->inline_script_file_browser() );
-
-				$load_inline = false;
-
-				if ( $this->settings[ $js_setting ] == 'core-popper' ) {
-					// Bootstrap bundle
-					$url = $this->url . 'assets/js/bootstrap.bundle.min.js';
-					wp_register_script( 'bootstrap-js-bundle', $url, array(
-						'select2',
-						'jquery'
-					), $this->latest, $this->is_bs3_compat() );
-					// if in admin then add to footer for compatibility.
-					is_admin() ? wp_enqueue_script( 'bootstrap-js-bundle', '', null, null, true ) : wp_enqueue_script( 'bootstrap-js-bundle' );
-					$script = $this->inline_script();
-					wp_add_inline_script( 'bootstrap-js-bundle', $script );
-				} elseif ( $this->settings[ $js_setting ] == 'popper' ) {
-					$url = $this->url . 'assets/js/popper.min.js';
-					wp_register_script( 'bootstrap-js-popper', $url, array( 'select2', 'jquery' ), $this->latest );
-					wp_enqueue_script( 'bootstrap-js-popper' );
-					$load_inline = true;
-				} else {
-					$load_inline = true;
-				}
-
-				// Load needed inline scripts by faking the loading of a script if the main script is not being loaded
-				if ( $load_inline ) {
-					wp_register_script( 'bootstrap-dummy', '', array( 'select2', 'jquery' ) );
-					wp_enqueue_script( 'bootstrap-dummy' );
-					$script = $this->inline_script();
-					wp_add_inline_script( 'bootstrap-dummy', $script );
-				}
-			}
-
-		}
-
-		/**
-		 * Enqueue flatpickr if called.
-		 */
-		public function enqueue_flatpickr(){
-			wp_enqueue_style( 'flatpickr' );
-			wp_enqueue_script( 'flatpickr' );
-		}
-
-		/**
-		 * Get the url path to the current folder.
-		 *
-		 * @return string
-		 */
-		public function get_url() {
-
-			$url = '';
-			// check if we are inside a plugin
-			$file_dir = str_replace( "/includes","", wp_normalize_path( dirname( __FILE__ ) ) );
-
-			// add check in-case user has changed wp-content dir name.
-			$wp_content_folder_name = basename(WP_CONTENT_DIR);
-			$dir_parts = explode("/$wp_content_folder_name/",$file_dir);
-			$url_parts = explode("/$wp_content_folder_name/",plugins_url());
-
-			if(!empty($url_parts[0]) && !empty($dir_parts[1])){
-				$url = trailingslashit( $url_parts[0]."/$wp_content_folder_name/".$dir_parts[1] );
-			}
-
-			return $url;
-		}
-
-		/**
-		 * Register the database settings with WordPress.
-		 */
-		public function register_settings() {
-			register_setting( 'ayecode-ui-settings', 'ayecode-ui-settings' );
-		}
-
-		/**
-		 * Add the WordPress settings menu item.
-		 * @since 1.0.10 Calling function name direct will fail theme check so we don't.
-		 */
-		public function menu_item() {
-			$menu_function = 'add' . '_' . 'options' . '_' . 'page'; // won't pass theme check if function name present in theme
-			call_user_func( $menu_function, $this->name, $this->name, 'manage_options', 'ayecode-ui-settings', array(
-				$this,
-				'settings_page'
-			) );
-		}
-
-		/**
-		 * Get a list of themes and their default JS settings.
-		 *
-		 * @return array
-		 */
-		public function theme_js_settings(){
-			return array(
-				'ayetheme' => 'popper',
-				'listimia' => 'required',
-				'listimia_backend' => 'core-popper',
-				//'avada'    => 'required', // removed as we now add compatibility
-			);
-		}
-
-		/**
-		 * Get the current Font Awesome output settings.
-		 *
-		 * @return array The array of settings.
-		 */
-		public function get_settings() {
-
-			$db_settings = get_option( 'ayecode-ui-settings' );
-			$js_default = 'core-popper';
-			$js_default_backend = $js_default;
-
-			// maybe set defaults (if no settings set)
-			if(empty($db_settings)){
-				$active_theme = strtolower( get_template() ); // active parent theme.
-				$theme_js_settings = self::theme_js_settings();
-				if(isset($theme_js_settings[$active_theme])){
-					$js_default = $theme_js_settings[$active_theme];
-					$js_default_backend = isset($theme_js_settings[$active_theme."_backend"]) ? $theme_js_settings[$active_theme."_backend"] : $js_default;
-				}
-			}
-
-			$defaults = array(
-				'css'       => 'compatibility', // core, compatibility
-				'js'        => $js_default, // js to load, core-popper, popper
-				'html_font_size'        => '16', // js to load, core-popper, popper
-				'css_backend'       => 'compatibility', // core, compatibility
-				'js_backend'        => $js_default_backend, // js to load, core-popper, popper
-				'disable_admin'     =>  '', // URL snippets to disable loading on admin
-			);
-
-			$settings = wp_parse_args( $db_settings, $defaults );
-
-			/**
-			 * Filter the Bootstrap settings.
-			 *
-			 * @todo if we add this filer people might use it and then it defeates the purpose of this class :/
-			 */
-			return $this->settings = apply_filters( 'ayecode-ui-settings', $settings, $db_settings, $defaults );
-		}
-
+            return str_replace( array(
+                '<script>',
+                '</script>'
+            ), '', $output );
+        }
+
+        /**
+         * Adds the Font Awesome JS.
+         */
+        public function enqueue_scripts() {
+
+            if( is_admin() && !$this->is_aui_screen()){
+                // don't add wp-admin scripts if not requested to
+            }else {
+
+                $js_setting = current_action() == 'wp_enqueue_scripts' ? 'js' : 'js_backend';
+
+                // select2
+                wp_register_script( 'select2', $this->url . 'assets/js/select2.min.js', array( 'jquery' ), $this->select2_version );
+
+                // flatpickr
+                wp_register_script( 'flatpickr', $this->url . 'assets/js/flatpickr.min.js', array(), $this->latest );
+
+                // Bootstrap file browser
+                wp_register_script( 'aui-custom-file-input', $url = $this->url . 'assets/js/bs-custom-file-input.min.js', array( 'jquery' ), $this->select2_version );
+                wp_add_inline_script( 'aui-custom-file-input', $this->inline_script_file_browser() );
+
+                $load_inline = false;
+
+                if ( $this->settings[ $js_setting ] == 'core-popper' ) {
+                    // Bootstrap bundle
+                    $url = $this->url . 'assets/js/bootstrap.bundle.min.js';
+                    wp_register_script( 'bootstrap-js-bundle', $url, array(
+                        'select2',
+                        'jquery'
+                    ), $this->latest, $this->is_bs3_compat() );
+                    // if in admin then add to footer for compatibility.
+                    is_admin() ? wp_enqueue_script( 'bootstrap-js-bundle', '', null, null, true ) : wp_enqueue_script( 'bootstrap-js-bundle' );
+                    $script = $this->inline_script();
+                    wp_add_inline_script( 'bootstrap-js-bundle', $script );
+                } elseif ( $this->settings[ $js_setting ] == 'popper' ) {
+                    $url = $this->url . 'assets/js/popper.min.js';
+                    wp_register_script( 'bootstrap-js-popper', $url, array( 'select2', 'jquery' ), $this->latest );
+                    wp_enqueue_script( 'bootstrap-js-popper' );
+                    $load_inline = true;
+                } else {
+                    $load_inline = true;
+                }
 
-		/**
-		 * The settings page html output.
-		 */
-		public function settings_page() {
-			if ( ! current_user_can( 'manage_options' ) ) {
-				wp_die( __( 'You do not have sufficient permissions to access this page.', 'aui' ) );
-			}
-			?>
+                // Load needed inline scripts by faking the loading of a script if the main script is not being loaded
+                if ( $load_inline ) {
+                    wp_register_script( 'bootstrap-dummy', '', array( 'select2', 'jquery' ) );
+                    wp_enqueue_script( 'bootstrap-dummy' );
+                    $script = $this->inline_script();
+                    wp_add_inline_script( 'bootstrap-dummy', $script );
+                }
+            }
+
+        }
+
+        /**
+         * Enqueue flatpickr if called.
+         */
+        public function enqueue_flatpickr(){
+            wp_enqueue_style( 'flatpickr' );
+            wp_enqueue_script( 'flatpickr' );
+        }
+
+        /**
+         * Get the url path to the current folder.
+         *
+         * @return string
+         */
+        public function get_url() {
+
+            $url = '';
+            // check if we are inside a plugin
+            $file_dir = str_replace( "/includes","", wp_normalize_path( dirname( __FILE__ ) ) );
+
+            // add check in-case user has changed wp-content dir name.
+            $wp_content_folder_name = basename(WP_CONTENT_DIR);
+            $dir_parts = explode("/$wp_content_folder_name/",$file_dir);
+            $url_parts = explode("/$wp_content_folder_name/",plugins_url());
+
+            if(!empty($url_parts[0]) && !empty($dir_parts[1])){
+                $url = trailingslashit( $url_parts[0]."/$wp_content_folder_name/".$dir_parts[1] );
+            }
+
+            return $url;
+        }
+
+        /**
+         * Register the database settings with WordPress.
+         */
+        public function register_settings() {
+            register_setting( 'ayecode-ui-settings', 'ayecode-ui-settings' );
+        }
+
+        /**
+         * Add the WordPress settings menu item.
+         * @since 1.0.10 Calling function name direct will fail theme check so we don't.
+         */
+        public function menu_item() {
+            $menu_function = 'add' . '_' . 'options' . '_' . 'page'; // won't pass theme check if function name present in theme
+            call_user_func( $menu_function, $this->name, $this->name, 'manage_options', 'ayecode-ui-settings', array(
+                $this,
+                'settings_page'
+            ) );
+        }
+
+        /**
+         * Get a list of themes and their default JS settings.
+         *
+         * @return array
+         */
+        public function theme_js_settings(){
+            return array(
+                'ayetheme' => 'popper',
+                'listimia' => 'required',
+                'listimia_backend' => 'core-popper',
+                //'avada'    => 'required', // removed as we now add compatibility
+            );
+        }
+
+        /**
+         * Get the current Font Awesome output settings.
+         *
+         * @return array The array of settings.
+         */
+        public function get_settings() {
+
+            $db_settings = get_option( 'ayecode-ui-settings' );
+            $js_default = 'core-popper';
+            $js_default_backend = $js_default;
+
+            // maybe set defaults (if no settings set)
+            if(empty($db_settings)){
+                $active_theme = strtolower( get_template() ); // active parent theme.
+                $theme_js_settings = self::theme_js_settings();
+                if(isset($theme_js_settings[$active_theme])){
+                    $js_default = $theme_js_settings[$active_theme];
+                    $js_default_backend = isset($theme_js_settings[$active_theme."_backend"]) ? $theme_js_settings[$active_theme."_backend"] : $js_default;
+                }
+            }
+
+            $defaults = array(
+                'css'       => 'compatibility', // core, compatibility
+                'js'        => $js_default, // js to load, core-popper, popper
+                'html_font_size'        => '16', // js to load, core-popper, popper
+                'css_backend'       => 'compatibility', // core, compatibility
+                'js_backend'        => $js_default_backend, // js to load, core-popper, popper
+                'disable_admin'     =>  '', // URL snippets to disable loading on admin
+            );
+
+            $settings = wp_parse_args( $db_settings, $defaults );
+
+            /**
+             * Filter the Bootstrap settings.
+             *
+             * @todo if we add this filer people might use it and then it defeates the purpose of this class :/
+             */
+            return $this->settings = apply_filters( 'ayecode-ui-settings', $settings, $db_settings, $defaults );
+        }
+
+
+        /**
+         * The settings page html output.
+         */
+        public function settings_page() {
+            if ( ! current_user_can( 'manage_options' ) ) {
+                wp_die( __( 'You do not have sufficient permissions to access this page.', 'aui' ) );
+            }
+            ?>
 			<div class="wrap">
 				<h1><?php echo $this->name; ?></h1>
 				<p><?php _e("Here you can adjust settings if you are having compatibility issues.",'aui');?></p>
 				<form method="post" action="options.php">
 					<?php
-					settings_fields( 'ayecode-ui-settings' );
-					do_settings_sections( 'ayecode-ui-settings' );
-					?>
+                    settings_fields( 'ayecode-ui-settings' );
+                    do_settings_sections( 'ayecode-ui-settings' );
+                    ?>
 
 					<h2><?php _e( 'Frontend', 'aui' ); ?></h2>
 					<table class="form-table wpbs-table-settings">
@@ -1295,60 +1295,60 @@ 
 					</table>
 
 					<?php
-					submit_button();
-					?>
+                    submit_button();
+                    ?>
 				</form>
 
 				<div id="wpbs-version"><?php echo $this->version; ?></div>
 			</div>
 
 			<?php
-		}
-
-		public function customizer_settings($wp_customize){
-			$wp_customize->add_section('aui_settings', array(
-				'title'    => __('AyeCode UI','aui'),
-				'priority' => 120,
-			));
-
-			//  =============================
-			//  = Color Picker              =
-			//  =============================
-			$wp_customize->add_setting('aui_options[color_primary]', array(
-				'default'           => AUI_PRIMARY_COLOR,
-				'sanitize_callback' => 'sanitize_hex_color',
-				'capability'        => 'edit_theme_options',
-				'type'              => 'option',
-				'transport'         => 'refresh',
-			));
-			$wp_customize->add_control( new WP_Customize_Color_Control($wp_customize, 'color_primary', array(
-				'label'    => __('Primary Color','aui'),
-				'section'  => 'aui_settings',
-				'settings' => 'aui_options[color_primary]',
-			)));
-
-			$wp_customize->add_setting('aui_options[color_secondary]', array(
-				'default'           => '#6c757d',
-				'sanitize_callback' => 'sanitize_hex_color',
-				'capability'        => 'edit_theme_options',
-				'type'              => 'option',
-				'transport'         => 'refresh',
-			));
-			$wp_customize->add_control( new WP_Customize_Color_Control($wp_customize, 'color_secondary', array(
-				'label'    => __('Secondary Color','aui'),
-				'section'  => 'aui_settings',
-				'settings' => 'aui_options[color_secondary]',
-			)));
-		}
-
-		/**
-		 * CSS to help with conflict issues with other plugins and themes using bootstrap v3.
-		 *
-		 * @return mixed
-		 */
-		public static function bs3_compat_css() {
-			ob_start();
-			?>
+        }
+
+        public function customizer_settings($wp_customize){
+            $wp_customize->add_section('aui_settings', array(
+                'title'    => __('AyeCode UI','aui'),
+                'priority' => 120,
+            ));
+
+            //  =============================
+            //  = Color Picker              =
+            //  =============================
+            $wp_customize->add_setting('aui_options[color_primary]', array(
+                'default'           => AUI_PRIMARY_COLOR,
+                'sanitize_callback' => 'sanitize_hex_color',
+                'capability'        => 'edit_theme_options',
+                'type'              => 'option',
+                'transport'         => 'refresh',
+            ));
+            $wp_customize->add_control( new WP_Customize_Color_Control($wp_customize, 'color_primary', array(
+                'label'    => __('Primary Color','aui'),
+                'section'  => 'aui_settings',
+                'settings' => 'aui_options[color_primary]',
+            )));
+
+            $wp_customize->add_setting('aui_options[color_secondary]', array(
+                'default'           => '#6c757d',
+                'sanitize_callback' => 'sanitize_hex_color',
+                'capability'        => 'edit_theme_options',
+                'type'              => 'option',
+                'transport'         => 'refresh',
+            ));
+            $wp_customize->add_control( new WP_Customize_Color_Control($wp_customize, 'color_secondary', array(
+                'label'    => __('Secondary Color','aui'),
+                'section'  => 'aui_settings',
+                'settings' => 'aui_options[color_secondary]',
+            )));
+        }
+
+        /**
+         * CSS to help with conflict issues with other plugins and themes using bootstrap v3.
+         *
+         * @return mixed
+         */
+        public static function bs3_compat_css() {
+            ob_start();
+            ?>
 			<style>
 			/* Bootstrap 3 compatibility */
 			body.modal-open .modal-backdrop.show:not(.in) {opacity:0.5;}
@@ -1374,579 +1374,579 @@ 
 			<?php } ?>
 			</style>
 			<?php
-			return str_replace( array(
-				'<style>',
-				'</style>'
-			), '', ob_get_clean());
-		}
+            return str_replace( array(
+                '<style>',
+                '</style>'
+            ), '', ob_get_clean());
+        }
 
 
-		public static function custom_css($compatibility = true) {
-			$settings = get_option('aui_options');
+        public static function custom_css($compatibility = true) {
+            $settings = get_option('aui_options');
 
-			ob_start();
+            ob_start();
 
-			$primary_color = !empty($settings['color_primary']) ? $settings['color_primary'] : AUI_PRIMARY_COLOR;
-			$secondary_color = !empty($settings['color_secondary']) ? $settings['color_secondary'] : AUI_SECONDARY_COLOR;
-				//AUI_PRIMARY_COLOR_ORIGINAL
-			?>
+            $primary_color = !empty($settings['color_primary']) ? $settings['color_primary'] : AUI_PRIMARY_COLOR;
+            $secondary_color = !empty($settings['color_secondary']) ? $settings['color_secondary'] : AUI_SECONDARY_COLOR;
+                //AUI_PRIMARY_COLOR_ORIGINAL
+            ?>
 			<style>
 				<?php
 
-					// BS v3 compat
-					if( self::is_bs3_compat() ){
-					    echo self::bs3_compat_css();
-					}
+                    // BS v3 compat
+                    if( self::is_bs3_compat() ){
+                        echo self::bs3_compat_css();
+                    }
 
-					if(!is_admin() && $primary_color != AUI_PRIMARY_COLOR_ORIGINAL){
-						echo self::css_primary($primary_color,$compatibility);
-					}
+                    if(!is_admin() && $primary_color != AUI_PRIMARY_COLOR_ORIGINAL){
+                        echo self::css_primary($primary_color,$compatibility);
+                    }
 
-					if(!is_admin() && $secondary_color != AUI_SECONDARY_COLOR_ORIGINAL){
-						echo self::css_secondary($settings['color_secondary'],$compatibility);
-					}
+                    if(!is_admin() && $secondary_color != AUI_SECONDARY_COLOR_ORIGINAL){
+                        echo self::css_secondary($settings['color_secondary'],$compatibility);
+                    }
 
-					// Set admin bar z-index lower when modal is open.
-					echo ' body.modal-open #wpadminbar{z-index:999}';
+                    // Set admin bar z-index lower when modal is open.
+                    echo ' body.modal-open #wpadminbar{z-index:999}';
                 ?>
 			</style>
 			<?php
 
 
-			/*
+            /*
 			 * We only add the <script> tags for code highlighting, so we strip them from the output.
 			 */
-			return str_replace( array(
-				'<style>',
-				'</style>'
-			), '', ob_get_clean());
-		}
-
-		/**
-		 * Check if we should add booststrap 3 compatibility changes.
-		 *
-		 * @return bool
-		 */
-		public static function is_bs3_compat(){
-			return defined('AYECODE_UI_BS3_COMPAT') || defined('SVQ_THEME_VERSION') || defined('FUSION_BUILDER_VERSION');
-		}
-
-		public static function css_primary($color_code,$compatibility){;
-			$color_code = sanitize_hex_color($color_code);
-			if(!$color_code){return '';}
-			/**
-			 * c = color, b = background color, o = border-color, f = fill
-			 */
-			$selectors = array(
-				'a' => array('c'),
-				'.btn-primary' => array('b','o'),
-				'.btn-primary.disabled' => array('b','o'),
-				'.btn-primary:disabled' => array('b','o'),
-				'.btn-outline-primary' => array('c','o'),
-				'.btn-outline-primary:hover' => array('b','o'),
-				'.btn-outline-primary:not(:disabled):not(.disabled).active' => array('b','o'),
-				'.btn-outline-primary:not(:disabled):not(.disabled):active' => array('b','o'),
-				'.show>.btn-outline-primary.dropdown-toggle' => array('b','o'),
-				'.btn-link' => array('c'),
-				'.dropdown-item.active' => array('b'),
-				'.custom-control-input:checked~.custom-control-label::before' => array('b','o'),
-				'.custom-checkbox .custom-control-input:indeterminate~.custom-control-label::before' => array('b','o'),
+            return str_replace( array(
+                '<style>',
+                '</style>'
+            ), '', ob_get_clean());
+        }
+
+        /**
+         * Check if we should add booststrap 3 compatibility changes.
+         *
+         * @return bool
+         */
+        public static function is_bs3_compat(){
+            return defined('AYECODE_UI_BS3_COMPAT') || defined('SVQ_THEME_VERSION') || defined('FUSION_BUILDER_VERSION');
+        }
+
+        public static function css_primary($color_code,$compatibility){;
+            $color_code = sanitize_hex_color($color_code);
+            if(!$color_code){return '';}
+            /**
+             * c = color, b = background color, o = border-color, f = fill
+             */
+            $selectors = array(
+                'a' => array('c'),
+                '.btn-primary' => array('b','o'),
+                '.btn-primary.disabled' => array('b','o'),
+                '.btn-primary:disabled' => array('b','o'),
+                '.btn-outline-primary' => array('c','o'),
+                '.btn-outline-primary:hover' => array('b','o'),
+                '.btn-outline-primary:not(:disabled):not(.disabled).active' => array('b','o'),
+                '.btn-outline-primary:not(:disabled):not(.disabled):active' => array('b','o'),
+                '.show>.btn-outline-primary.dropdown-toggle' => array('b','o'),
+                '.btn-link' => array('c'),
+                '.dropdown-item.active' => array('b'),
+                '.custom-control-input:checked~.custom-control-label::before' => array('b','o'),
+                '.custom-checkbox .custom-control-input:indeterminate~.custom-control-label::before' => array('b','o'),
 //				'.custom-range::-webkit-slider-thumb' => array('b'), // these break the inline rules...
 //				'.custom-range::-moz-range-thumb' => array('b'),
 //				'.custom-range::-ms-thumb' => array('b'),
-				'.nav-pills .nav-link.active' => array('b'),
-				'.nav-pills .show>.nav-link' => array('b'),
-				'.page-link' => array('c'),
-				'.page-item.active .page-link' => array('b','o'),
-				'.badge-primary' => array('b'),
-				'.alert-primary' => array('b','o'),
-				'.progress-bar' => array('b'),
-				'.list-group-item.active' => array('b','o'),
-				'.bg-primary' => array('b','f'),
-				'.btn-link.btn-primary' => array('c'),
-				'.select2-container .select2-results__option--highlighted.select2-results__option[aria-selected=true]' => array('b'),
-			);
-
-			$important_selectors = array(
-				'.bg-primary' => array('b','f'),
-				'.border-primary' => array('o'),
-				'.text-primary' => array('c'),
-			);
-
-			$color = array();
-			$color_i = array();
-			$background = array();
-			$background_i = array();
-			$border = array();
-			$border_i = array();
-			$fill = array();
-			$fill_i = array();
-
-			$output = '';
-
-			// build rules into each type
-			foreach($selectors as $selector => $types){
-				$selector = $compatibility ? ".bsui ".$selector : $selector;
-				$types = array_combine($types,$types);
-				if(isset($types['c'])){$color[] = $selector;}
-				if(isset($types['b'])){$background[] = $selector;}
-				if(isset($types['o'])){$border[] = $selector;}
-				if(isset($types['f'])){$fill[] = $selector;}
-			}
-
-			// build rules into each type
-			foreach($important_selectors as $selector => $types){
-				$selector = $compatibility ? ".bsui ".$selector : $selector;
-				$types = array_combine($types,$types);
-				if(isset($types['c'])){$color_i[] = $selector;}
-				if(isset($types['b'])){$background_i[] = $selector;}
-				if(isset($types['o'])){$border_i[] = $selector;}
-				if(isset($types['f'])){$fill_i[] = $selector;}
-			}
-
-			// add any color rules
-			if(!empty($color)){
-				$output .= implode(",",$color) . "{color: $color_code;} ";
-			}
-			if(!empty($color_i)){
-				$output .= implode(",",$color_i) . "{color: $color_code !important;} ";
-			}
-
-			// add any background color rules
-			if(!empty($background)){
-				$output .= implode(",",$background) . "{background-color: $color_code;} ";
-			}
-			if(!empty($background_i)){
-				$output .= implode(",",$background_i) . "{background-color: $color_code !important;} ";
-			}
-
-			// add any border color rules
-			if(!empty($border)){
-				$output .= implode(",",$border) . "{border-color: $color_code;} ";
-			}
-			if(!empty($border_i)){
-				$output .= implode(",",$border_i) . "{border-color: $color_code !important;} ";
-			}
-
-			// add any fill color rules
-			if(!empty($fill)){
-				$output .= implode(",",$fill) . "{fill: $color_code;} ";
-			}
-			if(!empty($fill_i)){
-				$output .= implode(",",$fill_i) . "{fill: $color_code !important;} ";
-			}
-
-
-			$prefix = $compatibility ? ".bsui " : "";
-
-			// darken
-			$darker_075 = self::css_hex_lighten_darken($color_code,"-0.075");
-			$darker_10 = self::css_hex_lighten_darken($color_code,"-0.10");
-			$darker_125 = self::css_hex_lighten_darken($color_code,"-0.125");
-
-			// lighten
-			$lighten_25 = self::css_hex_lighten_darken($color_code,"0.25");
-
-			// opacity see https://css-tricks.com/8-digit-hex-codes/
-			$op_25 = $color_code."40"; // 25% opacity
-
-
-			// button states
-			$output .= $prefix ." .btn-primary:hover{background-color: ".$darker_075.";    border-color: ".$darker_10.";} ";
-			$output .= $prefix ." .btn-outline-primary:not(:disabled):not(.disabled):active:focus, $prefix .btn-outline-primary:not(:disabled):not(.disabled).active:focus, .show>$prefix .btn-outline-primary.dropdown-toggle:focus{box-shadow: 0 0 0 0.2rem $op_25;} ";
-			$output .= $prefix ." .btn-primary:not(:disabled):not(.disabled):active, $prefix .btn-primary:not(:disabled):not(.disabled).active, .show>$prefix .btn-primary.dropdown-toggle{background-color: ".$darker_10.";    border-color: ".$darker_125.";} ";
-			$output .= $prefix ." .btn-primary:not(:disabled):not(.disabled):active:focus, $prefix .btn-primary:not(:disabled):not(.disabled).active:focus, .show>$prefix .btn-primary.dropdown-toggle:focus {box-shadow: 0 0 0 0.2rem $op_25;} ";
-
-
-			// dropdown's
-			$output .= $prefix ." .dropdown-item.active, $prefix .dropdown-item:active{background-color: $color_code;} ";
-
-
-			// input states
-			$output .= $prefix ." .form-control:focus{border-color: ".$lighten_25.";box-shadow: 0 0 0 0.2rem $op_25;} ";
-
-			// page link
-			$output .= $prefix ." .page-link:focus{box-shadow: 0 0 0 0.2rem $op_25;} ";
-
-			return $output;
-		}
-
-		public static function css_secondary($color_code,$compatibility){;
-			$color_code = sanitize_hex_color($color_code);
-			if(!$color_code){return '';}
-			/**
-			 * c = color, b = background color, o = border-color, f = fill
-			 */
-			$selectors = array(
-				'.btn-secondary' => array('b','o'),
-				'.btn-secondary.disabled' => array('b','o'),
-				'.btn-secondary:disabled' => array('b','o'),
-				'.btn-outline-secondary' => array('c','o'),
-				'.btn-outline-secondary:hover' => array('b','o'),
-				'.btn-outline-secondary.disabled' => array('c'),
-				'.btn-outline-secondary:disabled' => array('c'),
-				'.btn-outline-secondary:not(:disabled):not(.disabled):active' => array('b','o'),
-				'.btn-outline-secondary:not(:disabled):not(.disabled).active' => array('b','o'),
-				'.btn-outline-secondary.dropdown-toggle' => array('b','o'),
-				'.badge-secondary' => array('b'),
-				'.alert-secondary' => array('b','o'),
-				'.btn-link.btn-secondary' => array('c'),
-			);
-
-			$important_selectors = array(
-				'.bg-secondary' => array('b','f'),
-				'.border-secondary' => array('o'),
-				'.text-secondary' => array('c'),
-			);
-
-			$color = array();
-			$color_i = array();
-			$background = array();
-			$background_i = array();
-			$border = array();
-			$border_i = array();
-			$fill = array();
-			$fill_i = array();
-
-			$output = '';
-
-			// build rules into each type
-			foreach($selectors as $selector => $types){
-				$selector = $compatibility ? ".bsui ".$selector : $selector;
-				$types = array_combine($types,$types);
-				if(isset($types['c'])){$color[] = $selector;}
-				if(isset($types['b'])){$background[] = $selector;}
-				if(isset($types['o'])){$border[] = $selector;}
-				if(isset($types['f'])){$fill[] = $selector;}
-			}
-
-			// build rules into each type
-			foreach($important_selectors as $selector => $types){
-				$selector = $compatibility ? ".bsui ".$selector : $selector;
-				$types = array_combine($types,$types);
-				if(isset($types['c'])){$color_i[] = $selector;}
-				if(isset($types['b'])){$background_i[] = $selector;}
-				if(isset($types['o'])){$border_i[] = $selector;}
-				if(isset($types['f'])){$fill_i[] = $selector;}
-			}
-
-			// add any color rules
-			if(!empty($color)){
-				$output .= implode(",",$color) . "{color: $color_code;} ";
-			}
-			if(!empty($color_i)){
-				$output .= implode(",",$color_i) . "{color: $color_code !important;} ";
-			}
-
-			// add any background color rules
-			if(!empty($background)){
-				$output .= implode(",",$background) . "{background-color: $color_code;} ";
-			}
-			if(!empty($background_i)){
-				$output .= implode(",",$background_i) . "{background-color: $color_code !important;} ";
-			}
-
-			// add any border color rules
-			if(!empty($border)){
-				$output .= implode(",",$border) . "{border-color: $color_code;} ";
-			}
-			if(!empty($border_i)){
-				$output .= implode(",",$border_i) . "{border-color: $color_code !important;} ";
-			}
-
-			// add any fill color rules
-			if(!empty($fill)){
-				$output .= implode(",",$fill) . "{fill: $color_code;} ";
-			}
-			if(!empty($fill_i)){
-				$output .= implode(",",$fill_i) . "{fill: $color_code !important;} ";
-			}
-
-
-			$prefix = $compatibility ? ".bsui " : "";
-
-			// darken
-			$darker_075 = self::css_hex_lighten_darken($color_code,"-0.075");
-			$darker_10 = self::css_hex_lighten_darken($color_code,"-0.10");
-			$darker_125 = self::css_hex_lighten_darken($color_code,"-0.125");
-
-			// lighten
-			$lighten_25 = self::css_hex_lighten_darken($color_code,"0.25");
-
-			// opacity see https://css-tricks.com/8-digit-hex-codes/
-			$op_25 = $color_code."40"; // 25% opacity
-
-
-			// button states
-			$output .= $prefix ." .btn-secondary:hover{background-color: ".$darker_075.";    border-color: ".$darker_10.";} ";
-			$output .= $prefix ." .btn-outline-secondary:not(:disabled):not(.disabled):active:focus, $prefix .btn-outline-secondary:not(:disabled):not(.disabled).active:focus, .show>$prefix .btn-outline-secondary.dropdown-toggle:focus{box-shadow: 0 0 0 0.2rem $op_25;} ";
-			$output .= $prefix ." .btn-secondary:not(:disabled):not(.disabled):active, $prefix .btn-secondary:not(:disabled):not(.disabled).active, .show>$prefix .btn-secondary.dropdown-toggle{background-color: ".$darker_10.";    border-color: ".$darker_125.";} ";
-			$output .= $prefix ." .btn-secondary:not(:disabled):not(.disabled):active:focus, $prefix .btn-secondary:not(:disabled):not(.disabled).active:focus, .show>$prefix .btn-secondary.dropdown-toggle:focus {box-shadow: 0 0 0 0.2rem $op_25;} ";
-
-
-			return $output;
-		}
-
-		/**
-		 * Increases or decreases the brightness of a color by a percentage of the current brightness.
-		 *
-		 * @param   string  $hexCode        Supported formats: `#FFF`, `#FFFFFF`, `FFF`, `FFFFFF`
-		 * @param   float   $adjustPercent  A number between -1 and 1. E.g. 0.3 = 30% lighter; -0.4 = 40% darker.
-		 *
-		 * @return  string
-		 */
-		public static function css_hex_lighten_darken($hexCode, $adjustPercent) {
-			$hexCode = ltrim($hexCode, '#');
-
-			if (strlen($hexCode) == 3) {
-				$hexCode = $hexCode[0] . $hexCode[0] . $hexCode[1] . $hexCode[1] . $hexCode[2] . $hexCode[2];
-			}
-
-			$hexCode = array_map('hexdec', str_split($hexCode, 2));
-
-			foreach ($hexCode as & $color) {
-				$adjustableLimit = $adjustPercent < 0 ? $color : 255 - $color;
-				$adjustAmount = ceil($adjustableLimit * $adjustPercent);
-
-				$color = str_pad(dechex($color + $adjustAmount), 2, '0', STR_PAD_LEFT);
-			}
-
-			return '#' . implode($hexCode);
-		}
-
-		/**
-		 * Check if we should display examples.
-		 */
-		public function maybe_show_examples(){
-			if(current_user_can('manage_options') && isset($_REQUEST['preview-aui'])){
-				echo "<head>";
-				wp_head();
-				echo "</head>";
-				echo "<body>";
-				echo $this->get_examples();
-				echo "</body>";
-				exit;
-			}
-		}
-
-		/**
-		 * Get developer examples.
-		 *
-		 * @return string
-		 */
-		public function get_examples(){
-			$output = '';
-
-
-			// open form
-			$output .= "<form class='p-5 m-5 border rounded'>";
-
-			// input example
-			$output .= aui()->input(array(
-				'type'  =>  'text',
-				'id'    =>  'text-example',
-				'name'    =>  'text-example',
-				'placeholder'   => 'text placeholder',
-				'title'   => 'Text input example',
-				'value' =>  '',
-				'required'  => false,
-				'help_text' => 'help text',
-				'label' => 'Text input example label'
-			));
-
-			// input example
-			$output .= aui()->input(array(
-				'type'  =>  'url',
-				'id'    =>  'text-example2',
-				'name'    =>  'text-example',
-				'placeholder'   => 'url placeholder',
-				'title'   => 'Text input example',
-				'value' =>  '',
-				'required'  => false,
-				'help_text' => 'help text',
-				'label' => 'Text input example label'
-			));
-
-			// checkbox example
-			$output .= aui()->input(array(
-				'type'  =>  'checkbox',
-				'id'    =>  'checkbox-example',
-				'name'    =>  'checkbox-example',
-				'placeholder'   => 'checkbox-example',
-				'title'   => 'Checkbox example',
-				'value' =>  '1',
-				'checked'   => true,
-				'required'  => false,
-				'help_text' => 'help text',
-				'label' => 'Checkbox checked'
-			));
-
-			// checkbox example
-			$output .= aui()->input(array(
-				'type'  =>  'checkbox',
-				'id'    =>  'checkbox-example2',
-				'name'    =>  'checkbox-example2',
-				'placeholder'   => 'checkbox-example',
-				'title'   => 'Checkbox example',
-				'value' =>  '1',
-				'checked'   => false,
-				'required'  => false,
-				'help_text' => 'help text',
-				'label' => 'Checkbox un-checked'
-			));
-
-			// switch example
-			$output .= aui()->input(array(
-				'type'  =>  'checkbox',
-				'id'    =>  'switch-example',
-				'name'    =>  'switch-example',
-				'placeholder'   => 'checkbox-example',
-				'title'   => 'Switch example',
-				'value' =>  '1',
-				'checked'   => true,
-				'switch'    => true,
-				'required'  => false,
-				'help_text' => 'help text',
-				'label' => 'Switch on'
-			));
-
-			// switch example
-			$output .= aui()->input(array(
-				'type'  =>  'checkbox',
-				'id'    =>  'switch-example2',
-				'name'    =>  'switch-example2',
-				'placeholder'   => 'checkbox-example',
-				'title'   => 'Switch example',
-				'value' =>  '1',
-				'checked'   => false,
-				'switch'    => true,
-				'required'  => false,
-				'help_text' => 'help text',
-				'label' => 'Switch off'
-			));
-
-			// close form
-			$output .= "</form>";
-
-			return $output;
-		}
-
-		/**
-		 * Calendar params.
-		 *
-		 * @since 0.1.44
-		 *
-		 * @return array Calendar params.
-		 */
-		public static function calendar_params() {
-			$params = array(
-				'month_long_1' => __( 'January', 'aui' ),
-				'month_long_2' => __( 'February', 'aui' ),
-				'month_long_3' => __( 'March', 'aui' ),
-				'month_long_4' => __( 'April', 'aui' ),
-				'month_long_5' => __( 'May', 'aui' ),
-				'month_long_6' => __( 'June', 'aui' ),
-				'month_long_7' => __( 'July', 'aui' ),
-				'month_long_8' => __( 'August', 'aui' ),
-				'month_long_9' => __( 'September', 'aui' ),
-				'month_long_10' => __( 'October', 'aui' ),
-				'month_long_11' => __( 'November', 'aui' ),
-				'month_long_12' => __( 'December', 'aui' ),
-				'month_s_1' => _x( 'Jan', 'January abbreviation', 'aui' ),
-				'month_s_2' => _x( 'Feb', 'February abbreviation', 'aui' ),
-				'month_s_3' => _x( 'Mar', 'March abbreviation', 'aui' ),
-				'month_s_4' => _x( 'Apr', 'April abbreviation', 'aui' ),
-				'month_s_5' => _x( 'May', 'May abbreviation', 'aui' ),
-				'month_s_6' => _x( 'Jun', 'June abbreviation', 'aui' ),
-				'month_s_7' => _x( 'Jul', 'July abbreviation', 'aui' ),
-				'month_s_8' => _x( 'Aug', 'August abbreviation', 'aui' ),
-				'month_s_9' => _x( 'Sep', 'September abbreviation', 'aui' ),
-				'month_s_10' => _x( 'Oct', 'October abbreviation', 'aui' ),
-				'month_s_11' => _x( 'Nov', 'November abbreviation', 'aui' ),
-				'month_s_12' => _x( 'Dec', 'December abbreviation', 'aui' ),
-				'day_s1_1' => _x( 'S', 'Sunday initial', 'aui' ),
-				'day_s1_2' => _x( 'M', 'Monday initial', 'aui' ),
-				'day_s1_3' => _x( 'T', 'Tuesday initial', 'aui' ),
-				'day_s1_4' => _x( 'W', 'Wednesday initial', 'aui' ),
-				'day_s1_5' => _x( 'T', 'Friday initial', 'aui' ),
-				'day_s1_6' => _x( 'F', 'Thursday initial', 'aui' ),
-				'day_s1_7' => _x( 'S', 'Saturday initial', 'aui' ),
-				'day_s2_1' => __( 'Su', 'aui' ),
-				'day_s2_2' => __( 'Mo', 'aui' ),
-				'day_s2_3' => __( 'Tu', 'aui' ),
-				'day_s2_4' => __( 'We', 'aui' ),
-				'day_s2_5' => __( 'Th', 'aui' ),
-				'day_s2_6' => __( 'Fr', 'aui' ),
-				'day_s2_7' => __( 'Sa', 'aui' ),
-				'day_s3_1' => __( 'Sun', 'aui' ),
-				'day_s3_2' => __( 'Mon', 'aui' ),
-				'day_s3_3' => __( 'Tue', 'aui' ),
-				'day_s3_4' => __( 'Wed', 'aui' ),
-				'day_s3_5' => __( 'Thu', 'aui' ),
-				'day_s3_6' => __( 'Fri', 'aui' ),
-				'day_s3_7' => __( 'Sat', 'aui' ),
-				'day_s5_1' => __( 'Sunday', 'aui' ),
-				'day_s5_2' => __( 'Monday', 'aui' ),
-				'day_s5_3' => __( 'Tuesday', 'aui' ),
-				'day_s5_4' => __( 'Wednesday', 'aui' ),
-				'day_s5_5' => __( 'Thursday', 'aui' ),
-				'day_s5_6' => __( 'Friday', 'aui' ),
-				'day_s5_7' => __( 'Saturday', 'aui' ),
-				'am_lower' => __( 'am', 'aui' ),
-				'pm_lower' => __( 'pm', 'aui' ),
-				'am_upper' => __( 'AM', 'aui' ),
-				'pm_upper' => __( 'PM', 'aui' ),
-				'firstDayOfWeek' => (int) get_option( 'start_of_week' ),
-				'time_24hr' => false,
-				'year' => __( 'Year', 'aui' ),
-				'hour' => __( 'Hour', 'aui' ),
-				'minute' => __( 'Minute', 'aui' ),
-				'weekAbbreviation' => __( 'Wk', 'aui' ),
-				'rangeSeparator' => __( ' to ', 'aui' ),
-				'scrollTitle' => __( 'Scroll to increment', 'aui' ),
-				'toggleTitle' => __( 'Click to toggle', 'aui' )
-			);
-
-			return apply_filters( 'ayecode_ui_calendar_params', $params );
-		}
-
-		/**
-		 * Flatpickr calendar localize.
-		 *
-		 * @since 0.1.44
-		 *
-		 * @return string Calendar locale.
-		 */
-		public static function flatpickr_locale() {
-			$params = self::calendar_params();
-
-			if ( is_string( $params ) ) {
-				$params = html_entity_decode( $params, ENT_QUOTES, 'UTF-8' );
-			} else {
-				foreach ( (array) $params as $key => $value ) {
-					if ( ! is_scalar( $value ) ) {
-						continue;
-					}
-
-					$params[ $key ] = html_entity_decode( (string) $value, ENT_QUOTES, 'UTF-8' );
-				}
-			}
+                '.nav-pills .nav-link.active' => array('b'),
+                '.nav-pills .show>.nav-link' => array('b'),
+                '.page-link' => array('c'),
+                '.page-item.active .page-link' => array('b','o'),
+                '.badge-primary' => array('b'),
+                '.alert-primary' => array('b','o'),
+                '.progress-bar' => array('b'),
+                '.list-group-item.active' => array('b','o'),
+                '.bg-primary' => array('b','f'),
+                '.btn-link.btn-primary' => array('c'),
+                '.select2-container .select2-results__option--highlighted.select2-results__option[aria-selected=true]' => array('b'),
+            );
+
+            $important_selectors = array(
+                '.bg-primary' => array('b','f'),
+                '.border-primary' => array('o'),
+                '.text-primary' => array('c'),
+            );
+
+            $color = array();
+            $color_i = array();
+            $background = array();
+            $background_i = array();
+            $border = array();
+            $border_i = array();
+            $fill = array();
+            $fill_i = array();
+
+            $output = '';
+
+            // build rules into each type
+            foreach($selectors as $selector => $types){
+                $selector = $compatibility ? ".bsui ".$selector : $selector;
+                $types = array_combine($types,$types);
+                if(isset($types['c'])){$color[] = $selector;}
+                if(isset($types['b'])){$background[] = $selector;}
+                if(isset($types['o'])){$border[] = $selector;}
+                if(isset($types['f'])){$fill[] = $selector;}
+            }
+
+            // build rules into each type
+            foreach($important_selectors as $selector => $types){
+                $selector = $compatibility ? ".bsui ".$selector : $selector;
+                $types = array_combine($types,$types);
+                if(isset($types['c'])){$color_i[] = $selector;}
+                if(isset($types['b'])){$background_i[] = $selector;}
+                if(isset($types['o'])){$border_i[] = $selector;}
+                if(isset($types['f'])){$fill_i[] = $selector;}
+            }
+
+            // add any color rules
+            if(!empty($color)){
+                $output .= implode(",",$color) . "{color: $color_code;} ";
+            }
+            if(!empty($color_i)){
+                $output .= implode(",",$color_i) . "{color: $color_code !important;} ";
+            }
+
+            // add any background color rules
+            if(!empty($background)){
+                $output .= implode(",",$background) . "{background-color: $color_code;} ";
+            }
+            if(!empty($background_i)){
+                $output .= implode(",",$background_i) . "{background-color: $color_code !important;} ";
+            }
+
+            // add any border color rules
+            if(!empty($border)){
+                $output .= implode(",",$border) . "{border-color: $color_code;} ";
+            }
+            if(!empty($border_i)){
+                $output .= implode(",",$border_i) . "{border-color: $color_code !important;} ";
+            }
+
+            // add any fill color rules
+            if(!empty($fill)){
+                $output .= implode(",",$fill) . "{fill: $color_code;} ";
+            }
+            if(!empty($fill_i)){
+                $output .= implode(",",$fill_i) . "{fill: $color_code !important;} ";
+            }
+
+
+            $prefix = $compatibility ? ".bsui " : "";
+
+            // darken
+            $darker_075 = self::css_hex_lighten_darken($color_code,"-0.075");
+            $darker_10 = self::css_hex_lighten_darken($color_code,"-0.10");
+            $darker_125 = self::css_hex_lighten_darken($color_code,"-0.125");
+
+            // lighten
+            $lighten_25 = self::css_hex_lighten_darken($color_code,"0.25");
+
+            // opacity see https://css-tricks.com/8-digit-hex-codes/
+            $op_25 = $color_code."40"; // 25% opacity
+
+
+            // button states
+            $output .= $prefix ." .btn-primary:hover{background-color: ".$darker_075.";    border-color: ".$darker_10.";} ";
+            $output .= $prefix ." .btn-outline-primary:not(:disabled):not(.disabled):active:focus, $prefix .btn-outline-primary:not(:disabled):not(.disabled).active:focus, .show>$prefix .btn-outline-primary.dropdown-toggle:focus{box-shadow: 0 0 0 0.2rem $op_25;} ";
+            $output .= $prefix ." .btn-primary:not(:disabled):not(.disabled):active, $prefix .btn-primary:not(:disabled):not(.disabled).active, .show>$prefix .btn-primary.dropdown-toggle{background-color: ".$darker_10.";    border-color: ".$darker_125.";} ";
+            $output .= $prefix ." .btn-primary:not(:disabled):not(.disabled):active:focus, $prefix .btn-primary:not(:disabled):not(.disabled).active:focus, .show>$prefix .btn-primary.dropdown-toggle:focus {box-shadow: 0 0 0 0.2rem $op_25;} ";
+
+
+            // dropdown's
+            $output .= $prefix ." .dropdown-item.active, $prefix .dropdown-item:active{background-color: $color_code;} ";
+
+
+            // input states
+            $output .= $prefix ." .form-control:focus{border-color: ".$lighten_25.";box-shadow: 0 0 0 0.2rem $op_25;} ";
+
+            // page link
+            $output .= $prefix ." .page-link:focus{box-shadow: 0 0 0 0.2rem $op_25;} ";
+
+            return $output;
+        }
+
+        public static function css_secondary($color_code,$compatibility){;
+            $color_code = sanitize_hex_color($color_code);
+            if(!$color_code){return '';}
+            /**
+             * c = color, b = background color, o = border-color, f = fill
+             */
+            $selectors = array(
+                '.btn-secondary' => array('b','o'),
+                '.btn-secondary.disabled' => array('b','o'),
+                '.btn-secondary:disabled' => array('b','o'),
+                '.btn-outline-secondary' => array('c','o'),
+                '.btn-outline-secondary:hover' => array('b','o'),
+                '.btn-outline-secondary.disabled' => array('c'),
+                '.btn-outline-secondary:disabled' => array('c'),
+                '.btn-outline-secondary:not(:disabled):not(.disabled):active' => array('b','o'),
+                '.btn-outline-secondary:not(:disabled):not(.disabled).active' => array('b','o'),
+                '.btn-outline-secondary.dropdown-toggle' => array('b','o'),
+                '.badge-secondary' => array('b'),
+                '.alert-secondary' => array('b','o'),
+                '.btn-link.btn-secondary' => array('c'),
+            );
+
+            $important_selectors = array(
+                '.bg-secondary' => array('b','f'),
+                '.border-secondary' => array('o'),
+                '.text-secondary' => array('c'),
+            );
+
+            $color = array();
+            $color_i = array();
+            $background = array();
+            $background_i = array();
+            $border = array();
+            $border_i = array();
+            $fill = array();
+            $fill_i = array();
+
+            $output = '';
+
+            // build rules into each type
+            foreach($selectors as $selector => $types){
+                $selector = $compatibility ? ".bsui ".$selector : $selector;
+                $types = array_combine($types,$types);
+                if(isset($types['c'])){$color[] = $selector;}
+                if(isset($types['b'])){$background[] = $selector;}
+                if(isset($types['o'])){$border[] = $selector;}
+                if(isset($types['f'])){$fill[] = $selector;}
+            }
+
+            // build rules into each type
+            foreach($important_selectors as $selector => $types){
+                $selector = $compatibility ? ".bsui ".$selector : $selector;
+                $types = array_combine($types,$types);
+                if(isset($types['c'])){$color_i[] = $selector;}
+                if(isset($types['b'])){$background_i[] = $selector;}
+                if(isset($types['o'])){$border_i[] = $selector;}
+                if(isset($types['f'])){$fill_i[] = $selector;}
+            }
+
+            // add any color rules
+            if(!empty($color)){
+                $output .= implode(",",$color) . "{color: $color_code;} ";
+            }
+            if(!empty($color_i)){
+                $output .= implode(",",$color_i) . "{color: $color_code !important;} ";
+            }
+
+            // add any background color rules
+            if(!empty($background)){
+                $output .= implode(",",$background) . "{background-color: $color_code;} ";
+            }
+            if(!empty($background_i)){
+                $output .= implode(",",$background_i) . "{background-color: $color_code !important;} ";
+            }
+
+            // add any border color rules
+            if(!empty($border)){
+                $output .= implode(",",$border) . "{border-color: $color_code;} ";
+            }
+            if(!empty($border_i)){
+                $output .= implode(",",$border_i) . "{border-color: $color_code !important;} ";
+            }
+
+            // add any fill color rules
+            if(!empty($fill)){
+                $output .= implode(",",$fill) . "{fill: $color_code;} ";
+            }
+            if(!empty($fill_i)){
+                $output .= implode(",",$fill_i) . "{fill: $color_code !important;} ";
+            }
+
+
+            $prefix = $compatibility ? ".bsui " : "";
+
+            // darken
+            $darker_075 = self::css_hex_lighten_darken($color_code,"-0.075");
+            $darker_10 = self::css_hex_lighten_darken($color_code,"-0.10");
+            $darker_125 = self::css_hex_lighten_darken($color_code,"-0.125");
+
+            // lighten
+            $lighten_25 = self::css_hex_lighten_darken($color_code,"0.25");
+
+            // opacity see https://css-tricks.com/8-digit-hex-codes/
+            $op_25 = $color_code."40"; // 25% opacity
+
+
+            // button states
+            $output .= $prefix ." .btn-secondary:hover{background-color: ".$darker_075.";    border-color: ".$darker_10.";} ";
+            $output .= $prefix ." .btn-outline-secondary:not(:disabled):not(.disabled):active:focus, $prefix .btn-outline-secondary:not(:disabled):not(.disabled).active:focus, .show>$prefix .btn-outline-secondary.dropdown-toggle:focus{box-shadow: 0 0 0 0.2rem $op_25;} ";
+            $output .= $prefix ." .btn-secondary:not(:disabled):not(.disabled):active, $prefix .btn-secondary:not(:disabled):not(.disabled).active, .show>$prefix .btn-secondary.dropdown-toggle{background-color: ".$darker_10.";    border-color: ".$darker_125.";} ";
+            $output .= $prefix ." .btn-secondary:not(:disabled):not(.disabled):active:focus, $prefix .btn-secondary:not(:disabled):not(.disabled).active:focus, .show>$prefix .btn-secondary.dropdown-toggle:focus {box-shadow: 0 0 0 0.2rem $op_25;} ";
+
+
+            return $output;
+        }
+
+        /**
+         * Increases or decreases the brightness of a color by a percentage of the current brightness.
+         *
+         * @param   string  $hexCode        Supported formats: `#FFF`, `#FFFFFF`, `FFF`, `FFFFFF`
+         * @param   float   $adjustPercent  A number between -1 and 1. E.g. 0.3 = 30% lighter; -0.4 = 40% darker.
+         *
+         * @return  string
+         */
+        public static function css_hex_lighten_darken($hexCode, $adjustPercent) {
+            $hexCode = ltrim($hexCode, '#');
+
+            if (strlen($hexCode) == 3) {
+                $hexCode = $hexCode[0] . $hexCode[0] . $hexCode[1] . $hexCode[1] . $hexCode[2] . $hexCode[2];
+            }
+
+            $hexCode = array_map('hexdec', str_split($hexCode, 2));
+
+            foreach ($hexCode as & $color) {
+                $adjustableLimit = $adjustPercent < 0 ? $color : 255 - $color;
+                $adjustAmount = ceil($adjustableLimit * $adjustPercent);
+
+                $color = str_pad(dechex($color + $adjustAmount), 2, '0', STR_PAD_LEFT);
+            }
+
+            return '#' . implode($hexCode);
+        }
+
+        /**
+         * Check if we should display examples.
+         */
+        public function maybe_show_examples(){
+            if(current_user_can('manage_options') && isset($_REQUEST['preview-aui'])){
+                echo "<head>";
+                wp_head();
+                echo "</head>";
+                echo "<body>";
+                echo $this->get_examples();
+                echo "</body>";
+                exit;
+            }
+        }
+
+        /**
+         * Get developer examples.
+         *
+         * @return string
+         */
+        public function get_examples(){
+            $output = '';
+
+
+            // open form
+            $output .= "<form class='p-5 m-5 border rounded'>";
+
+            // input example
+            $output .= aui()->input(array(
+                'type'  =>  'text',
+                'id'    =>  'text-example',
+                'name'    =>  'text-example',
+                'placeholder'   => 'text placeholder',
+                'title'   => 'Text input example',
+                'value' =>  '',
+                'required'  => false,
+                'help_text' => 'help text',
+                'label' => 'Text input example label'
+            ));
+
+            // input example
+            $output .= aui()->input(array(
+                'type'  =>  'url',
+                'id'    =>  'text-example2',
+                'name'    =>  'text-example',
+                'placeholder'   => 'url placeholder',
+                'title'   => 'Text input example',
+                'value' =>  '',
+                'required'  => false,
+                'help_text' => 'help text',
+                'label' => 'Text input example label'
+            ));
+
+            // checkbox example
+            $output .= aui()->input(array(
+                'type'  =>  'checkbox',
+                'id'    =>  'checkbox-example',
+                'name'    =>  'checkbox-example',
+                'placeholder'   => 'checkbox-example',
+                'title'   => 'Checkbox example',
+                'value' =>  '1',
+                'checked'   => true,
+                'required'  => false,
+                'help_text' => 'help text',
+                'label' => 'Checkbox checked'
+            ));
+
+            // checkbox example
+            $output .= aui()->input(array(
+                'type'  =>  'checkbox',
+                'id'    =>  'checkbox-example2',
+                'name'    =>  'checkbox-example2',
+                'placeholder'   => 'checkbox-example',
+                'title'   => 'Checkbox example',
+                'value' =>  '1',
+                'checked'   => false,
+                'required'  => false,
+                'help_text' => 'help text',
+                'label' => 'Checkbox un-checked'
+            ));
+
+            // switch example
+            $output .= aui()->input(array(
+                'type'  =>  'checkbox',
+                'id'    =>  'switch-example',
+                'name'    =>  'switch-example',
+                'placeholder'   => 'checkbox-example',
+                'title'   => 'Switch example',
+                'value' =>  '1',
+                'checked'   => true,
+                'switch'    => true,
+                'required'  => false,
+                'help_text' => 'help text',
+                'label' => 'Switch on'
+            ));
+
+            // switch example
+            $output .= aui()->input(array(
+                'type'  =>  'checkbox',
+                'id'    =>  'switch-example2',
+                'name'    =>  'switch-example2',
+                'placeholder'   => 'checkbox-example',
+                'title'   => 'Switch example',
+                'value' =>  '1',
+                'checked'   => false,
+                'switch'    => true,
+                'required'  => false,
+                'help_text' => 'help text',
+                'label' => 'Switch off'
+            ));
+
+            // close form
+            $output .= "</form>";
+
+            return $output;
+        }
+
+        /**
+         * Calendar params.
+         *
+         * @since 0.1.44
+         *
+         * @return array Calendar params.
+         */
+        public static function calendar_params() {
+            $params = array(
+                'month_long_1' => __( 'January', 'aui' ),
+                'month_long_2' => __( 'February', 'aui' ),
+                'month_long_3' => __( 'March', 'aui' ),
+                'month_long_4' => __( 'April', 'aui' ),
+                'month_long_5' => __( 'May', 'aui' ),
+                'month_long_6' => __( 'June', 'aui' ),
+                'month_long_7' => __( 'July', 'aui' ),
+                'month_long_8' => __( 'August', 'aui' ),
+                'month_long_9' => __( 'September', 'aui' ),
+                'month_long_10' => __( 'October', 'aui' ),
+                'month_long_11' => __( 'November', 'aui' ),
+                'month_long_12' => __( 'December', 'aui' ),
+                'month_s_1' => _x( 'Jan', 'January abbreviation', 'aui' ),
+                'month_s_2' => _x( 'Feb', 'February abbreviation', 'aui' ),
+                'month_s_3' => _x( 'Mar', 'March abbreviation', 'aui' ),
+                'month_s_4' => _x( 'Apr', 'April abbreviation', 'aui' ),
+                'month_s_5' => _x( 'May', 'May abbreviation', 'aui' ),
+                'month_s_6' => _x( 'Jun', 'June abbreviation', 'aui' ),
+                'month_s_7' => _x( 'Jul', 'July abbreviation', 'aui' ),
+                'month_s_8' => _x( 'Aug', 'August abbreviation', 'aui' ),
+                'month_s_9' => _x( 'Sep', 'September abbreviation', 'aui' ),
+                'month_s_10' => _x( 'Oct', 'October abbreviation', 'aui' ),
+                'month_s_11' => _x( 'Nov', 'November abbreviation', 'aui' ),
+                'month_s_12' => _x( 'Dec', 'December abbreviation', 'aui' ),
+                'day_s1_1' => _x( 'S', 'Sunday initial', 'aui' ),
+                'day_s1_2' => _x( 'M', 'Monday initial', 'aui' ),
+                'day_s1_3' => _x( 'T', 'Tuesday initial', 'aui' ),
+                'day_s1_4' => _x( 'W', 'Wednesday initial', 'aui' ),
+                'day_s1_5' => _x( 'T', 'Friday initial', 'aui' ),
+                'day_s1_6' => _x( 'F', 'Thursday initial', 'aui' ),
+                'day_s1_7' => _x( 'S', 'Saturday initial', 'aui' ),
+                'day_s2_1' => __( 'Su', 'aui' ),
+                'day_s2_2' => __( 'Mo', 'aui' ),
+                'day_s2_3' => __( 'Tu', 'aui' ),
+                'day_s2_4' => __( 'We', 'aui' ),
+                'day_s2_5' => __( 'Th', 'aui' ),
+                'day_s2_6' => __( 'Fr', 'aui' ),
+                'day_s2_7' => __( 'Sa', 'aui' ),
+                'day_s3_1' => __( 'Sun', 'aui' ),
+                'day_s3_2' => __( 'Mon', 'aui' ),
+                'day_s3_3' => __( 'Tue', 'aui' ),
+                'day_s3_4' => __( 'Wed', 'aui' ),
+                'day_s3_5' => __( 'Thu', 'aui' ),
+                'day_s3_6' => __( 'Fri', 'aui' ),
+                'day_s3_7' => __( 'Sat', 'aui' ),
+                'day_s5_1' => __( 'Sunday', 'aui' ),
+                'day_s5_2' => __( 'Monday', 'aui' ),
+                'day_s5_3' => __( 'Tuesday', 'aui' ),
+                'day_s5_4' => __( 'Wednesday', 'aui' ),
+                'day_s5_5' => __( 'Thursday', 'aui' ),
+                'day_s5_6' => __( 'Friday', 'aui' ),
+                'day_s5_7' => __( 'Saturday', 'aui' ),
+                'am_lower' => __( 'am', 'aui' ),
+                'pm_lower' => __( 'pm', 'aui' ),
+                'am_upper' => __( 'AM', 'aui' ),
+                'pm_upper' => __( 'PM', 'aui' ),
+                'firstDayOfWeek' => (int) get_option( 'start_of_week' ),
+                'time_24hr' => false,
+                'year' => __( 'Year', 'aui' ),
+                'hour' => __( 'Hour', 'aui' ),
+                'minute' => __( 'Minute', 'aui' ),
+                'weekAbbreviation' => __( 'Wk', 'aui' ),
+                'rangeSeparator' => __( ' to ', 'aui' ),
+                'scrollTitle' => __( 'Scroll to increment', 'aui' ),
+                'toggleTitle' => __( 'Click to toggle', 'aui' )
+            );
+
+            return apply_filters( 'ayecode_ui_calendar_params', $params );
+        }
+
+        /**
+         * Flatpickr calendar localize.
+         *
+         * @since 0.1.44
+         *
+         * @return string Calendar locale.
+         */
+        public static function flatpickr_locale() {
+            $params = self::calendar_params();
+
+            if ( is_string( $params ) ) {
+                $params = html_entity_decode( $params, ENT_QUOTES, 'UTF-8' );
+            } else {
+                foreach ( (array) $params as $key => $value ) {
+                    if ( ! is_scalar( $value ) ) {
+                        continue;
+                    }
+
+                    $params[ $key ] = html_entity_decode( (string) $value, ENT_QUOTES, 'UTF-8' );
+                }
+            }
 
-			$day_s3 = array();
-			$day_s5 = array();
+            $day_s3 = array();
+            $day_s5 = array();
 
-			for ( $i = 1; $i <= 7; $i ++ ) {
-				$day_s3[] = addslashes( $params[ 'day_s3_' . $i ] );
-				$day_s5[] = addslashes( $params[ 'day_s3_' . $i ] );
-			}
+            for ( $i = 1; $i <= 7; $i ++ ) {
+                $day_s3[] = addslashes( $params[ 'day_s3_' . $i ] );
+                $day_s5[] = addslashes( $params[ 'day_s3_' . $i ] );
+            }
 
-			$month_s = array();
-			$month_long = array();
+            $month_s = array();
+            $month_long = array();
 
-			for ( $i = 1; $i <= 12; $i ++ ) {
-				$month_s[] = addslashes( $params[ 'month_s_' . $i ] );
-				$month_long[] = addslashes( $params[ 'month_long_' . $i ] );
-			}
+            for ( $i = 1; $i <= 12; $i ++ ) {
+                $month_s[] = addslashes( $params[ 'month_s_' . $i ] );
+                $month_long[] = addslashes( $params[ 'month_long_' . $i ] );
+            }
 
 ob_start();
 if ( 0 ) { ?><script><?php } ?>
@@ -1988,62 +1988,62 @@ 
 }
 <?php if ( 0 ) { ?></script><?php } ?>
 <?php
-			$locale = ob_get_clean();
-
-			return apply_filters( 'ayecode_ui_flatpickr_locale', trim( $locale ) );
-		}
-
-		/**
-		 * Select2 JS params.
-		 *
-		 * @since 0.1.44
-		 *
-		 * @return array Select2 JS params.
-		 */
-		public static function select2_params() {
-			$params = array(
-				'i18n_select_state_text'    => esc_attr__( 'Select an option&hellip;', 'aui' ),
-				'i18n_no_matches'           => _x( 'No matches found', 'enhanced select', 'aui' ),
-				'i18n_ajax_error'           => _x( 'Loading failed', 'enhanced select', 'aui' ),
-				'i18n_input_too_short_1'    => _x( 'Please enter 1 or more characters', 'enhanced select', 'aui' ),
-				'i18n_input_too_short_n'    => _x( 'Please enter %item% or more characters', 'enhanced select', 'aui' ),
-				'i18n_input_too_long_1'     => _x( 'Please delete 1 character', 'enhanced select', 'aui' ),
-				'i18n_input_too_long_n'     => _x( 'Please delete %item% characters', 'enhanced select', 'aui' ),
-				'i18n_selection_too_long_1' => _x( 'You can only select 1 item', 'enhanced select', 'aui' ),
-				'i18n_selection_too_long_n' => _x( 'You can only select %item% items', 'enhanced select', 'aui' ),
-				'i18n_load_more'            => _x( 'Loading more results&hellip;', 'enhanced select', 'aui' ),
-				'i18n_searching'            => _x( 'Searching&hellip;', 'enhanced select', 'aui' )
-			);
-
-			return apply_filters( 'ayecode_ui_select2_params', $params );
-		}
-
-		/**
-		 * Select2 JS localize.
-		 *
-		 * @since 0.1.44
-		 *
-		 * @return string Select2 JS locale.
-		 */
-		public static function select2_locale() {
-			$params = self::select2_params();
-
-			foreach ( (array) $params as $key => $value ) {
-				if ( ! is_scalar( $value ) ) {
-					continue;
-				}
+            $locale = ob_get_clean();
+
+            return apply_filters( 'ayecode_ui_flatpickr_locale', trim( $locale ) );
+        }
+
+        /**
+         * Select2 JS params.
+         *
+         * @since 0.1.44
+         *
+         * @return array Select2 JS params.
+         */
+        public static function select2_params() {
+            $params = array(
+                'i18n_select_state_text'    => esc_attr__( 'Select an option&hellip;', 'aui' ),
+                'i18n_no_matches'           => _x( 'No matches found', 'enhanced select', 'aui' ),
+                'i18n_ajax_error'           => _x( 'Loading failed', 'enhanced select', 'aui' ),
+                'i18n_input_too_short_1'    => _x( 'Please enter 1 or more characters', 'enhanced select', 'aui' ),
+                'i18n_input_too_short_n'    => _x( 'Please enter %item% or more characters', 'enhanced select', 'aui' ),
+                'i18n_input_too_long_1'     => _x( 'Please delete 1 character', 'enhanced select', 'aui' ),
+                'i18n_input_too_long_n'     => _x( 'Please delete %item% characters', 'enhanced select', 'aui' ),
+                'i18n_selection_too_long_1' => _x( 'You can only select 1 item', 'enhanced select', 'aui' ),
+                'i18n_selection_too_long_n' => _x( 'You can only select %item% items', 'enhanced select', 'aui' ),
+                'i18n_load_more'            => _x( 'Loading more results&hellip;', 'enhanced select', 'aui' ),
+                'i18n_searching'            => _x( 'Searching&hellip;', 'enhanced select', 'aui' )
+            );
+
+            return apply_filters( 'ayecode_ui_select2_params', $params );
+        }
+
+        /**
+         * Select2 JS localize.
+         *
+         * @since 0.1.44
+         *
+         * @return string Select2 JS locale.
+         */
+        public static function select2_locale() {
+            $params = self::select2_params();
+
+            foreach ( (array) $params as $key => $value ) {
+                if ( ! is_scalar( $value ) ) {
+                    continue;
+                }
 
-				$params[ $key ] = html_entity_decode( (string) $value, ENT_QUOTES, 'UTF-8' );
-			}
+                $params[ $key ] = html_entity_decode( (string) $value, ENT_QUOTES, 'UTF-8' );
+            }
 
-			$locale = json_encode( $params );
+            $locale = json_encode( $params );
 
-			return apply_filters( 'ayecode_ui_select2_locale', trim( $locale ) );
-		}
-	}
+            return apply_filters( 'ayecode_ui_select2_locale', trim( $locale ) );
+        }
+    }
 
-	/**
-	 * Run the class if found.
-	 */
-	AyeCode_UI_Settings::instance();
+    /**
+     * Run the class if found.
+     */
+    AyeCode_UI_Settings::instance();
 }
\ No newline at end of file

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

Indentation +386 added lines, -386 removed lines

@@ -12,461 +12,461 @@
  */
 class GetPaid_Paypal_Gateway_IPN_Handler {
 
-	/**
-	 * Payment method id.
-	 *
-	 * @var string
-	 */
-	protected $id = 'paypal';
-
-	/**
-	 * Payment method object.
-	 *
-	 * @var GetPaid_Paypal_Gateway
-	 */
-	protected $gateway;
-
-	/**
-	 * Class constructor.
-	 *
-	 * @param GetPaid_Paypal_Gateway $gateway
-	 */
-	public function __construct( $gateway ) {
-		$this->gateway = $gateway;
-		$this->verify_ipn();
-	}
-
-	/**
-	 * Processes ipns and marks payments as complete.
-	 *
-	 * @return void
-	 */
-	public function verify_ipn() {
-
-		wpinv_error_log( 'GetPaid PayPal IPN Handler', false );
-
-		// Validate the IPN.
-		if ( empty( $_POST ) || ! $this->validate_ipn() ) {
-			wp_die( 'PayPal IPN Request Failure', 500 );
-		}
-
-		// Process the IPN.
-		$posted  = wp_unslash( $_POST );
-		$invoice = $this->get_ipn_invoice( $posted );
-
-		// Abort if it was not paid by our gateway.
-		if ( $this->id != $invoice->get_gateway() ) {
-			wpinv_error_log( 'Aborting, Invoice was not paid via PayPal', false );
-			wp_die( 'Invoice not paid via PayPal', 200 );
-		}
-
-		$posted['payment_status'] = isset( $posted['payment_status'] ) ? sanitize_key( strtolower( $posted['payment_status'] ) ) : '';
-		$posted['txn_type']       = sanitize_key( strtolower( $posted['txn_type'] ) );
-
-		wpinv_error_log( 'Payment status:' . $posted['payment_status'], false );
-		wpinv_error_log( 'IPN Type:' . $posted['txn_type'], false );
-
-		if ( method_exists( $this, 'ipn_txn_' . $posted['txn_type'] ) ) {
-			call_user_func( array( $this, 'ipn_txn_' . $posted['txn_type'] ), $invoice, $posted );
-			wpinv_error_log( 'Done processing IPN', false );
-			wp_die( 'Processed', 200 );
-		}
-
-		wpinv_error_log( 'Aborting, Unsupported IPN type:' . $posted['txn_type'], false );
-		wp_die( 'Unsupported IPN type', 200 );
-
-	}
-
-	/**
-	 * Retrieves IPN Invoice.
-	 *
-	 * @param array $posted
-	 * @return WPInv_Invoice
-	 */
-	protected function get_ipn_invoice( $posted ) {
-
-		wpinv_error_log( 'Retrieving PayPal IPN Response Invoice', false );
-
-		if ( ! empty( $posted['custom'] ) ) {
-			$invoice = new WPInv_Invoice( $posted['custom'] );
-
-			if ( $invoice->exists() ) {
-				wpinv_error_log( 'Found invoice #' . $invoice->get_number(), false );
-				return $invoice;
-			}
-
-		}
-
-		wpinv_error_log( 'Could not retrieve the associated invoice.', false );
-		wp_die( 'Could not retrieve the associated invoice.', 200 );
-	}
-
-	/**
-	 * Check PayPal IPN validity.
-	 */
-	protected function validate_ipn() {
-
-		wpinv_error_log( 'Validating PayPal IPN response', false );
-
-		// Retrieve the associated invoice.
-		$posted  = wp_unslash( $_POST );
-		$invoice = $this->get_ipn_invoice( $posted );
-
-		if ( $this->gateway->is_sandbox( $invoice ) ) {
-			wpinv_error_log( $posted, 'Invoice was processed in sandbox hence logging the posted data', false );
-		}
-
-		// Validate the IPN.
-		$posted['cmd'] = '_notify-validate';
-
-		// Send back post vars to paypal.
-		$params = array(
-			'body'        => $posted,
-			'timeout'     => 60,
-			'httpversion' => '1.1',
-			'compress'    => false,
-			'decompress'  => false,
-			'user-agent'  => 'GetPaid/' . WPINV_VERSION,
-		);
-
-		// Post back to get a response.
-		$response = wp_safe_remote_post( $this->gateway->is_sandbox( $invoice ) ? 'https://www.sandbox.paypal.com/cgi-bin/webscr' : 'https://www.paypal.com/cgi-bin/webscr', $params );
-
-		// Check to see if the request was valid.
-		if ( ! is_wp_error( $response ) && $response['response']['code'] < 300 && strstr( $response['body'], 'VERIFIED' ) ) {
-			wpinv_error_log( 'Received valid response from PayPal IPN: ' . $response['body'], false );
-			return true;
-		}
-
-		if ( is_wp_error( $response ) ) {
-			wpinv_error_log( $response->get_error_message(), 'Received invalid response from PayPal IPN' );
-			return false;
-		}
+    /**
+     * Payment method id.
+     *
+     * @var string
+     */
+    protected $id = 'paypal';
+
+    /**
+     * Payment method object.
+     *
+     * @var GetPaid_Paypal_Gateway
+     */
+    protected $gateway;
+
+    /**
+     * Class constructor.
+     *
+     * @param GetPaid_Paypal_Gateway $gateway
+     */
+    public function __construct( $gateway ) {
+        $this->gateway = $gateway;
+        $this->verify_ipn();
+    }
+
+    /**
+     * Processes ipns and marks payments as complete.
+     *
+     * @return void
+     */
+    public function verify_ipn() {
+
+        wpinv_error_log( 'GetPaid PayPal IPN Handler', false );
+
+        // Validate the IPN.
+        if ( empty( $_POST ) || ! $this->validate_ipn() ) {
+            wp_die( 'PayPal IPN Request Failure', 500 );
+        }
+
+        // Process the IPN.
+        $posted  = wp_unslash( $_POST );
+        $invoice = $this->get_ipn_invoice( $posted );
+
+        // Abort if it was not paid by our gateway.
+        if ( $this->id != $invoice->get_gateway() ) {
+            wpinv_error_log( 'Aborting, Invoice was not paid via PayPal', false );
+            wp_die( 'Invoice not paid via PayPal', 200 );
+        }
+
+        $posted['payment_status'] = isset( $posted['payment_status'] ) ? sanitize_key( strtolower( $posted['payment_status'] ) ) : '';
+        $posted['txn_type']       = sanitize_key( strtolower( $posted['txn_type'] ) );
+
+        wpinv_error_log( 'Payment status:' . $posted['payment_status'], false );
+        wpinv_error_log( 'IPN Type:' . $posted['txn_type'], false );
+
+        if ( method_exists( $this, 'ipn_txn_' . $posted['txn_type'] ) ) {
+            call_user_func( array( $this, 'ipn_txn_' . $posted['txn_type'] ), $invoice, $posted );
+            wpinv_error_log( 'Done processing IPN', false );
+            wp_die( 'Processed', 200 );
+        }
+
+        wpinv_error_log( 'Aborting, Unsupported IPN type:' . $posted['txn_type'], false );
+        wp_die( 'Unsupported IPN type', 200 );
+
+    }
+
+    /**
+     * Retrieves IPN Invoice.
+     *
+     * @param array $posted
+     * @return WPInv_Invoice
+     */
+    protected function get_ipn_invoice( $posted ) {
+
+        wpinv_error_log( 'Retrieving PayPal IPN Response Invoice', false );
+
+        if ( ! empty( $posted['custom'] ) ) {
+            $invoice = new WPInv_Invoice( $posted['custom'] );
+
+            if ( $invoice->exists() ) {
+                wpinv_error_log( 'Found invoice #' . $invoice->get_number(), false );
+                return $invoice;
+            }
+
+        }
+
+        wpinv_error_log( 'Could not retrieve the associated invoice.', false );
+        wp_die( 'Could not retrieve the associated invoice.', 200 );
+    }
+
+    /**
+     * Check PayPal IPN validity.
+     */
+    protected function validate_ipn() {
+
+        wpinv_error_log( 'Validating PayPal IPN response', false );
+
+        // Retrieve the associated invoice.
+        $posted  = wp_unslash( $_POST );
+        $invoice = $this->get_ipn_invoice( $posted );
+
+        if ( $this->gateway->is_sandbox( $invoice ) ) {
+            wpinv_error_log( $posted, 'Invoice was processed in sandbox hence logging the posted data', false );
+        }
+
+        // Validate the IPN.
+        $posted['cmd'] = '_notify-validate';
+
+        // Send back post vars to paypal.
+        $params = array(
+            'body'        => $posted,
+            'timeout'     => 60,
+            'httpversion' => '1.1',
+            'compress'    => false,
+            'decompress'  => false,
+            'user-agent'  => 'GetPaid/' . WPINV_VERSION,
+        );
+
+        // Post back to get a response.
+        $response = wp_safe_remote_post( $this->gateway->is_sandbox( $invoice ) ? 'https://www.sandbox.paypal.com/cgi-bin/webscr' : 'https://www.paypal.com/cgi-bin/webscr', $params );
+
+        // Check to see if the request was valid.
+        if ( ! is_wp_error( $response ) && $response['response']['code'] < 300 && strstr( $response['body'], 'VERIFIED' ) ) {
+            wpinv_error_log( 'Received valid response from PayPal IPN: ' . $response['body'], false );
+            return true;
+        }
+
+        if ( is_wp_error( $response ) ) {
+            wpinv_error_log( $response->get_error_message(), 'Received invalid response from PayPal IPN' );
+            return false;
+        }
 
-		wpinv_error_log( $response['body'], 'Received invalid response from PayPal IPN' );
-		return false;
-
-	}
+        wpinv_error_log( $response['body'], 'Received invalid response from PayPal IPN' );
+        return false;
+
+    }
 
-	/**
-	 * Check currency from IPN matches the invoice.
-	 *
-	 * @param WPInv_Invoice $invoice          Invoice object.
-	 * @param string   $currency currency to validate.
-	 */
-	protected function validate_ipn_currency( $invoice, $currency ) {
+    /**
+     * Check currency from IPN matches the invoice.
+     *
+     * @param WPInv_Invoice $invoice          Invoice object.
+     * @param string   $currency currency to validate.
+     */
+    protected function validate_ipn_currency( $invoice, $currency ) {
 
-		if ( strtolower( $invoice->get_currency() ) !== strtolower( $currency ) ) {
+        if ( strtolower( $invoice->get_currency() ) !== strtolower( $currency ) ) {
 
-			/* translators: %s: currency code. */
-			$invoice->update_status( 'wpi-processing', sprintf( __( 'Validation error: PayPal currencies do not match (code %s).', 'invoicing' ), $currency ) );
+            /* translators: %s: currency code. */
+            $invoice->update_status( 'wpi-processing', sprintf( __( 'Validation error: PayPal currencies do not match (code %s).', 'invoicing' ), $currency ) );
 
-			wpinv_error_log( "Currencies do not match: {$currency} instead of {$invoice->get_currency()}", 'IPN Error', __FILE__, __LINE__, true );
-		}
+            wpinv_error_log( "Currencies do not match: {$currency} instead of {$invoice->get_currency()}", 'IPN Error', __FILE__, __LINE__, true );
+        }
 
-		wpinv_error_log( $currency, 'Validated IPN Currency', false );
-	}
+        wpinv_error_log( $currency, 'Validated IPN Currency', false );
+    }
 
-	/**
-	 * Check payment amount from IPN matches the invoice.
-	 *
-	 * @param WPInv_Invoice $invoice          Invoice object.
-	 * @param float   $amount amount to validate.
-	 */
-	protected function validate_ipn_amount( $invoice, $amount ) {
-		if ( number_format( $invoice->get_total(), 2, '.', '' ) !== number_format( $amount, 2, '.', '' ) ) {
+    /**
+     * Check payment amount from IPN matches the invoice.
+     *
+     * @param WPInv_Invoice $invoice          Invoice object.
+     * @param float   $amount amount to validate.
+     */
+    protected function validate_ipn_amount( $invoice, $amount ) {
+        if ( number_format( $invoice->get_total(), 2, '.', '' ) !== number_format( $amount, 2, '.', '' ) ) {
 
-			/* translators: %s: Amount. */
-			$invoice->update_status( 'wpi-processing', sprintf( __( 'Validation error: PayPal amounts do not match (gross %s).', 'invoicing' ), $amount ) );
+            /* translators: %s: Amount. */
+            $invoice->update_status( 'wpi-processing', sprintf( __( 'Validation error: PayPal amounts do not match (gross %s).', 'invoicing' ), $amount ) );
 
-			wpinv_error_log( "Amounts do not match: {$amount} instead of {$invoice->get_total()}", 'IPN Error', __FILE__, __LINE__, true );
-		}
+            wpinv_error_log( "Amounts do not match: {$amount} instead of {$invoice->get_total()}", 'IPN Error', __FILE__, __LINE__, true );
+        }
 
-		wpinv_error_log( $amount, 'Validated IPN Amount', false );
-	}
+        wpinv_error_log( $amount, 'Validated IPN Amount', false );
+    }
 
-	/**
-	 * Verify receiver email from PayPal.
-	 *
-	 * @param WPInv_Invoice $invoice          Invoice object.
-	 * @param string   $receiver_email Email to validate.
-	 */
-	protected function validate_ipn_receiver_email( $invoice, $receiver_email ) {
-		$paypal_email = wpinv_get_option( 'paypal_email' );
+    /**
+     * Verify receiver email from PayPal.
+     *
+     * @param WPInv_Invoice $invoice          Invoice object.
+     * @param string   $receiver_email Email to validate.
+     */
+    protected function validate_ipn_receiver_email( $invoice, $receiver_email ) {
+        $paypal_email = wpinv_get_option( 'paypal_email' );
 
-		if ( strcasecmp( trim( $receiver_email ), trim( $paypal_email ) ) !== 0 ) {
-			wpinv_record_gateway_error( 'IPN Error', "IPN Response is for another account: {$receiver_email}. Your email is {$paypal_email}" );
+        if ( strcasecmp( trim( $receiver_email ), trim( $paypal_email ) ) !== 0 ) {
+            wpinv_record_gateway_error( 'IPN Error', "IPN Response is for another account: {$receiver_email}. Your email is {$paypal_email}" );
 
-			/* translators: %s: email address . */
-			$invoice->update_status( 'wpi-processing', sprintf( __( 'Validation error: PayPal IPN response from a different email address (%s).', 'invoicing' ), $receiver_email ) );
+            /* translators: %s: email address . */
+            $invoice->update_status( 'wpi-processing', sprintf( __( 'Validation error: PayPal IPN response from a different email address (%s).', 'invoicing' ), $receiver_email ) );
 
-			return wpinv_error_log( "IPN Response is for another account: {$receiver_email}. Your email is {$paypal_email}", 'IPN Error', __FILE__, __LINE__, true );
-		}
+            return wpinv_error_log( "IPN Response is for another account: {$receiver_email}. Your email is {$paypal_email}", 'IPN Error', __FILE__, __LINE__, true );
+        }
 
-		wpinv_error_log( 'Validated PayPal Email', false );
-	}
+        wpinv_error_log( 'Validated PayPal Email', false );
+    }
 
-	/**
-	 * Handles one time payments.
-	 *
-	 * @param WPInv_Invoice $invoice  Invoice object.
-	 * @param array    $posted Posted data.
-	 */
-	protected function ipn_txn_web_accept( $invoice, $posted ) {
+    /**
+     * Handles one time payments.
+     *
+     * @param WPInv_Invoice $invoice  Invoice object.
+     * @param array    $posted Posted data.
+     */
+    protected function ipn_txn_web_accept( $invoice, $posted ) {
 
-		// Collect payment details
-		$payment_status = strtolower( $posted['payment_status'] );
-		$business_email = isset( $posted['business'] ) && is_email( $posted['business'] ) ? trim( $posted['business'] ) : trim( $posted['receiver_email'] );
+        // Collect payment details
+        $payment_status = strtolower( $posted['payment_status'] );
+        $business_email = isset( $posted['business'] ) && is_email( $posted['business'] ) ? trim( $posted['business'] ) : trim( $posted['receiver_email'] );
 
-		$this->validate_ipn_receiver_email( $invoice, $business_email );
-		$this->validate_ipn_currency( $invoice, $posted['mc_currency'] );
-
-		// Update the transaction id.
-		if ( ! empty( $posted['txn_id'] ) ) {
-			$invoice->set_transaction_id( wpinv_clean( $posted['txn_id'] ) );
-			$invoice->save();
-		}
+        $this->validate_ipn_receiver_email( $invoice, $business_email );
+        $this->validate_ipn_currency( $invoice, $posted['mc_currency'] );
+
+        // Update the transaction id.
+        if ( ! empty( $posted['txn_id'] ) ) {
+            $invoice->set_transaction_id( wpinv_clean( $posted['txn_id'] ) );
+            $invoice->save();
+        }
 
-		// Process a refund.
-		if ( $payment_status == 'refunded' || $payment_status == 'reversed' ) {
+        // Process a refund.
+        if ( $payment_status == 'refunded' || $payment_status == 'reversed' ) {
 
-			update_post_meta( $invoice->get_id(), 'refunded_remotely', 1 );
+            update_post_meta( $invoice->get_id(), 'refunded_remotely', 1 );
 
-			if ( ! $invoice->is_refunded() ) {
-				$invoice->update_status( 'wpi-refunded', $posted['reason_code'] );
-			}
+            if ( ! $invoice->is_refunded() ) {
+                $invoice->update_status( 'wpi-refunded', $posted['reason_code'] );
+            }
 
-			return wpinv_error_log( $posted['reason_code'], false );
-		}
+            return wpinv_error_log( $posted['reason_code'], false );
+        }
 
-		// Process payments.
-		if ( $payment_status == 'completed' ) {
+        // Process payments.
+        if ( $payment_status == 'completed' ) {
 
-			if ( $invoice->is_paid() && 'wpi_processing' != $invoice->get_status() ) {
-				return wpinv_error_log( 'Aborting, Invoice #' . $invoice->get_number() . ' is already paid.', false );
-			}
+            if ( $invoice->is_paid() && 'wpi_processing' != $invoice->get_status() ) {
+                return wpinv_error_log( 'Aborting, Invoice #' . $invoice->get_number() . ' is already paid.', false );
+            }
 
-			$this->validate_ipn_amount( $invoice, $posted['mc_gross'] );
+            $this->validate_ipn_amount( $invoice, $posted['mc_gross'] );
 
-			$note = '';
+            $note = '';
 
-			if ( ! empty( $posted['mc_fee'] ) ) {
-				$note = sprintf( __( 'PayPal Transaction Fee %.', 'invoicing' ), sanitize_text_field( $posted['mc_fee'] ) );
-			}
+            if ( ! empty( $posted['mc_fee'] ) ) {
+                $note = sprintf( __( 'PayPal Transaction Fee %.', 'invoicing' ), sanitize_text_field( $posted['mc_fee'] ) );
+            }
 
-			if ( ! empty( $posted['payer_status'] ) ) {
-				$note = ' ' . sprintf( __( 'Buyer status %.', 'invoicing' ), sanitize_text_field( $posted['payer_status'] ) );
-			}
+            if ( ! empty( $posted['payer_status'] ) ) {
+                $note = ' ' . sprintf( __( 'Buyer status %.', 'invoicing' ), sanitize_text_field( $posted['payer_status'] ) );
+            }
 
-			$invoice->mark_paid( ( ! empty( $posted['txn_id'] ) ? sanitize_text_field( $posted['txn_id'] ) : '' ), trim( $note ) );
-			return wpinv_error_log( 'Invoice marked as paid.', false );
+            $invoice->mark_paid( ( ! empty( $posted['txn_id'] ) ? sanitize_text_field( $posted['txn_id'] ) : '' ), trim( $note ) );
+            return wpinv_error_log( 'Invoice marked as paid.', false );
 
-		}
+        }
 
-		// Pending payments.
-		if ( $payment_status == 'pending' ) {
+        // Pending payments.
+        if ( $payment_status == 'pending' ) {
 
-			/* translators: %s: pending reason. */
-			$invoice->update_status( 'wpi-onhold', sprintf( __( 'Payment pending (%s).', 'invoicing' ), $posted['pending_reason'] ) );
+            /* translators: %s: pending reason. */
+            $invoice->update_status( 'wpi-onhold', sprintf( __( 'Payment pending (%s).', 'invoicing' ), $posted['pending_reason'] ) );
 
-			return wpinv_error_log( 'Invoice marked as "payment held".', false );
-		}
+            return wpinv_error_log( 'Invoice marked as "payment held".', false );
+        }
 
-		/* translators: %s: payment status. */
-		$invoice->update_status( 'wpi-failed', sprintf( __( 'Payment %s via IPN.', 'invoicing' ), sanitize_text_field( $posted['payment_status'] ) ) );
+        /* translators: %s: payment status. */
+        $invoice->update_status( 'wpi-failed', sprintf( __( 'Payment %s via IPN.', 'invoicing' ), sanitize_text_field( $posted['payment_status'] ) ) );
 
-	}
+    }
 
-	/**
-	 * Handles one time payments.
-	 *
-	 * @param WPInv_Invoice $invoice  Invoice object.
-	 * @param array    $posted Posted data.
-	 */
-	protected function ipn_txn_cart( $invoice, $posted ) {
-		$this->ipn_txn_web_accept( $invoice, $posted );
-	}
+    /**
+     * Handles one time payments.
+     *
+     * @param WPInv_Invoice $invoice  Invoice object.
+     * @param array    $posted Posted data.
+     */
+    protected function ipn_txn_cart( $invoice, $posted ) {
+        $this->ipn_txn_web_accept( $invoice, $posted );
+    }
 
-	/**
-	 * Handles subscription sign ups.
-	 *
-	 * @param WPInv_Invoice $invoice  Invoice object.
-	 * @param array    $posted Posted data.
-	 */
-	protected function ipn_txn_subscr_signup( $invoice, $posted ) {
+    /**
+     * Handles subscription sign ups.
+     *
+     * @param WPInv_Invoice $invoice  Invoice object.
+     * @param array    $posted Posted data.
+     */
+    protected function ipn_txn_subscr_signup( $invoice, $posted ) {
 
-		wpinv_error_log( 'Processing subscription signup', false );
+        wpinv_error_log( 'Processing subscription signup', false );
 
-		// Make sure the invoice has a subscription.
-		$subscription = getpaid_get_invoice_subscription( $invoice );
+        // Make sure the invoice has a subscription.
+        $subscription = getpaid_get_invoice_subscription( $invoice );
 
-		if ( empty( $subscription ) ) {
-			return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false );
-		}
+        if ( empty( $subscription ) ) {
+            return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false );
+        }
 
-		wpinv_error_log( 'Found subscription #' . $subscription->get_id(), false );
+        wpinv_error_log( 'Found subscription #' . $subscription->get_id(), false );
 
-		// Validate the IPN.
-		$business_email = isset( $posted['business'] ) && is_email( $posted['business'] ) ? trim( $posted['business'] ) : trim( $posted['receiver_email'] );
-		$this->validate_ipn_receiver_email( $invoice, $business_email );
-		$this->validate_ipn_currency( $invoice, $posted['mc_currency'] );
+        // Validate the IPN.
+        $business_email = isset( $posted['business'] ) && is_email( $posted['business'] ) ? trim( $posted['business'] ) : trim( $posted['receiver_email'] );
+        $this->validate_ipn_receiver_email( $invoice, $business_email );
+        $this->validate_ipn_currency( $invoice, $posted['mc_currency'] );
 
-		// Activate the subscription.
-		$duration = strtotime( $subscription->get_expiration() ) - strtotime( $subscription->get_date_created() );
-		$subscription->set_date_created( current_time( 'mysql' ) );
-		$subscription->set_expiration( date( 'Y-m-d H:i:s', ( current_time( 'timestamp' ) + $duration ) ) );
-		$subscription->set_profile_id( sanitize_text_field( $posted['subscr_id'] ) );
-		$subscription->activate();
+        // Activate the subscription.
+        $duration = strtotime( $subscription->get_expiration() ) - strtotime( $subscription->get_date_created() );
+        $subscription->set_date_created( current_time( 'mysql' ) );
+        $subscription->set_expiration( date( 'Y-m-d H:i:s', ( current_time( 'timestamp' ) + $duration ) ) );
+        $subscription->set_profile_id( sanitize_text_field( $posted['subscr_id'] ) );
+        $subscription->activate();
 
-		// Set the transaction id.
-		if ( ! empty( $posted['txn_id'] ) ) {
-			$invoice->set_transaction_id( $posted['txn_id'] );
-		}
+        // Set the transaction id.
+        if ( ! empty( $posted['txn_id'] ) ) {
+            $invoice->set_transaction_id( $posted['txn_id'] );
+        }
 
-		// Update the payment status.
-		$invoice->mark_paid();
+        // Update the payment status.
+        $invoice->mark_paid();
 
-		$invoice->add_note( sprintf( __( 'PayPal Subscription ID: %s', 'invoicing' ) , $posted['subscr_id'] ), false, false, true );
+        $invoice->add_note( sprintf( __( 'PayPal Subscription ID: %s', 'invoicing' ) , $posted['subscr_id'] ), false, false, true );
 
-		wpinv_error_log( 'Subscription started.', false );
-	}
+        wpinv_error_log( 'Subscription started.', false );
+    }
 
-	/**
-	 * Handles subscription renewals.
-	 *
-	 * @param WPInv_Invoice $invoice  Invoice object.
-	 * @param array    $posted Posted data.
-	 */
-	protected function ipn_txn_subscr_payment( $invoice, $posted ) {
+    /**
+     * Handles subscription renewals.
+     *
+     * @param WPInv_Invoice $invoice  Invoice object.
+     * @param array    $posted Posted data.
+     */
+    protected function ipn_txn_subscr_payment( $invoice, $posted ) {
 
-		// Make sure the invoice has a subscription.
-		$subscription = wpinv_get_subscription( $invoice );
+        // Make sure the invoice has a subscription.
+        $subscription = wpinv_get_subscription( $invoice );
 
-		if ( empty( $subscription ) ) {
-			return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false );
-		}
+        if ( empty( $subscription ) ) {
+            return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false );
+        }
 
-		wpinv_error_log( 'Found subscription #' . $subscription->get_id(), false );
+        wpinv_error_log( 'Found subscription #' . $subscription->get_id(), false );
 
-		// Abort if this is the first payment.
-		$invoice_completed = date( 'Ynd', strtotime( $invoice->get_date_completed() ) );
-		$payment_date      = date( 'Ynd', strtotime( $posted['payment_date'] ) );
-		$subscription_date = date( 'Ynd', $subscription->get_time_created() );
-		if ( $invoice_completed == $payment_date || $subscription_date == $payment_date ) {
+        // Abort if this is the first payment.
+        $invoice_completed = date( 'Ynd', strtotime( $invoice->get_date_completed() ) );
+        $payment_date      = date( 'Ynd', strtotime( $posted['payment_date'] ) );
+        $subscription_date = date( 'Ynd', $subscription->get_time_created() );
+        if ( $invoice_completed == $payment_date || $subscription_date == $payment_date ) {
 
-			if ( ! empty( $posted['txn_id'] ) ) {
-				$invoice->set_transaction_id( sanitize_text_field( $posted['txn_id'] ) );	
-			}
+            if ( ! empty( $posted['txn_id'] ) ) {
+                $invoice->set_transaction_id( sanitize_text_field( $posted['txn_id'] ) );	
+            }
 
-			return $invoice->mark_paid();
-		}
+            return $invoice->mark_paid();
+        }
 
-		wpinv_error_log( 'Processing subscription renewal payment for the invoice ' . $invoice->get_id(), false );
+        wpinv_error_log( 'Processing subscription renewal payment for the invoice ' . $invoice->get_id(), false );
 
-		// Abort if the payment is already recorded.
-		if ( wpinv_get_id_by_transaction_id( $posted['txn_id'] ) ) {
-			return wpinv_error_log( 'Aborting, Transaction ' . $posted['txn_id'] .' has already been processed', false );
-		}
-
-		$args = array(
-			'transaction_id' => $posted['txn_id'],
-			'gateway'        => $this->id,
-		);
-
-		$invoice = wpinv_get_invoice( $subscription->add_payment( $args ) );
-
-		if ( empty( $invoice ) ) {
-			return;
-		}
-
-		$invoice->add_note( wp_sprintf( __( 'PayPal Transaction ID: %s', 'invoicing' ) , $posted['txn_id'] ), false, false, true );
-		$invoice->add_note( wp_sprintf( __( 'PayPal Subscription ID: %s', 'invoicing' ) , $posted['subscr_id'] ), false, false, true );
-
-		$subscription->renew();
-		wpinv_error_log( 'Subscription renewed.', false );
-
-	}
+        // Abort if the payment is already recorded.
+        if ( wpinv_get_id_by_transaction_id( $posted['txn_id'] ) ) {
+            return wpinv_error_log( 'Aborting, Transaction ' . $posted['txn_id'] .' has already been processed', false );
+        }
+
+        $args = array(
+            'transaction_id' => $posted['txn_id'],
+            'gateway'        => $this->id,
+        );
+
+        $invoice = wpinv_get_invoice( $subscription->add_payment( $args ) );
+
+        if ( empty( $invoice ) ) {
+            return;
+        }
+
+        $invoice->add_note( wp_sprintf( __( 'PayPal Transaction ID: %s', 'invoicing' ) , $posted['txn_id'] ), false, false, true );
+        $invoice->add_note( wp_sprintf( __( 'PayPal Subscription ID: %s', 'invoicing' ) , $posted['subscr_id'] ), false, false, true );
+
+        $subscription->renew();
+        wpinv_error_log( 'Subscription renewed.', false );
+
+    }
 
-	/**
-	 * Handles subscription cancelations.
-	 *
-	 * @param WPInv_Invoice $invoice  Invoice object.
-	 */
-	protected function ipn_txn_subscr_cancel( $invoice ) {
+    /**
+     * Handles subscription cancelations.
+     *
+     * @param WPInv_Invoice $invoice  Invoice object.
+     */
+    protected function ipn_txn_subscr_cancel( $invoice ) {
 
-		// Make sure the invoice has a subscription.
-		$subscription = wpinv_get_subscription( $invoice );
+        // Make sure the invoice has a subscription.
+        $subscription = wpinv_get_subscription( $invoice );
 
-		if ( empty( $subscription ) ) {
-			return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false);
-		}
-
-		wpinv_error_log( 'Processing subscription cancellation for the invoice ' . $invoice->get_id(), false );
-		$subscription->cancel();
-		wpinv_error_log( 'Subscription cancelled.', false );
-
-	}
-
-	/**
-	 * Handles subscription completions.
-	 *
-	 * @param WPInv_Invoice $invoice  Invoice object.
-	 * @param array    $posted Posted data.
-	 */
-	protected function ipn_txn_subscr_eot( $invoice ) {
+        if ( empty( $subscription ) ) {
+            return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false);
+        }
+
+        wpinv_error_log( 'Processing subscription cancellation for the invoice ' . $invoice->get_id(), false );
+        $subscription->cancel();
+        wpinv_error_log( 'Subscription cancelled.', false );
+
+    }
+
+    /**
+     * Handles subscription completions.
+     *
+     * @param WPInv_Invoice $invoice  Invoice object.
+     * @param array    $posted Posted data.
+     */
+    protected function ipn_txn_subscr_eot( $invoice ) {
 
-		// Make sure the invoice has a subscription.
-		$subscription = wpinv_get_subscription( $invoice );
+        // Make sure the invoice has a subscription.
+        $subscription = wpinv_get_subscription( $invoice );
 
-		if ( empty( $subscription ) ) {
-			return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false );
-		}
+        if ( empty( $subscription ) ) {
+            return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false );
+        }
 
-		wpinv_error_log( 'Processing subscription end of life for the invoice ' . $invoice->get_id(), false );
-		$subscription->complete();
-		wpinv_error_log( 'Subscription completed.', false );
+        wpinv_error_log( 'Processing subscription end of life for the invoice ' . $invoice->get_id(), false );
+        $subscription->complete();
+        wpinv_error_log( 'Subscription completed.', false );
 
-	}
+    }
 
-	/**
-	 * Handles subscription fails.
-	 *
-	 * @param WPInv_Invoice $invoice  Invoice object.
-	 * @param array    $posted Posted data.
-	 */
-	protected function ipn_txn_subscr_failed( $invoice ) {
+    /**
+     * Handles subscription fails.
+     *
+     * @param WPInv_Invoice $invoice  Invoice object.
+     * @param array    $posted Posted data.
+     */
+    protected function ipn_txn_subscr_failed( $invoice ) {
 
-		// Make sure the invoice has a subscription.
-		$subscription = wpinv_get_subscription( $invoice );
+        // Make sure the invoice has a subscription.
+        $subscription = wpinv_get_subscription( $invoice );
 
-		if ( empty( $subscription ) ) {
-			return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false );
-		}
+        if ( empty( $subscription ) ) {
+            return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false );
+        }
 
-		wpinv_error_log( 'Processing subscription payment failure for the invoice ' . $invoice->get_id(), false );
-		$subscription->failing();
-		wpinv_error_log( 'Subscription marked as failing.', false );
+        wpinv_error_log( 'Processing subscription payment failure for the invoice ' . $invoice->get_id(), false );
+        $subscription->failing();
+        wpinv_error_log( 'Subscription marked as failing.', false );
 
-	}
-
-	/**
-	 * Handles subscription suspensions.
-	 *
-	 * @param WPInv_Invoice $invoice  Invoice object.
-	 * @param array    $posted Posted data.
-	 */
-	protected function ipn_txn_recurring_payment_suspended_due_to_max_failed_payment( $invoice ) {
+    }
+
+    /**
+     * Handles subscription suspensions.
+     *
+     * @param WPInv_Invoice $invoice  Invoice object.
+     * @param array    $posted Posted data.
+     */
+    protected function ipn_txn_recurring_payment_suspended_due_to_max_failed_payment( $invoice ) {
 
-		// Make sure the invoice has a subscription.
-		$subscription = wpinv_get_subscription( $invoice );
+        // Make sure the invoice has a subscription.
+        $subscription = wpinv_get_subscription( $invoice );
 
-		if ( empty( $subscription ) ) {
-			return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false );
-		}
-
-		wpinv_error_log( 'Processing subscription cancellation due to max failed payment for the invoice ' . $invoice->get_id(), false );
-		$subscription->cancel();
-		wpinv_error_log( 'Subscription cancelled.', false );
-	}
+        if ( empty( $subscription ) ) {
+            return wpinv_error_log( 'Aborting, Subscription for the invoice ' . $invoice->get_id() . ' not found', false );
+        }
+
+        wpinv_error_log( 'Processing subscription cancellation due to max failed payment for the invoice ' . $invoice->get_id(), false );
+        $subscription->cancel();
+        wpinv_error_log( 'Subscription cancelled.', false );
+    }
 
 }

includes/class-wpinv-invoice.php

Indentation +2492 added lines, -2492 removed lines

@@ -14,30 +14,30 @@ 
 class WPInv_Invoice extends GetPaid_Data {
 
     /**
-	 * Which data store to load.
-	 *
-	 * @var string
-	 */
+     * Which data store to load.
+     *
+     * @var string
+     */
     protected $data_store_name = 'invoice';
 
     /**
-	 * This is the name of this object type.
-	 *
-	 * @var string
-	 */
+     * This is the name of this object type.
+     *
+     * @var string
+     */
     protected $object_type = 'invoice';
 
     /**
-	 * Item Data array. This is the core item data exposed in APIs.
-	 *
-	 * @since 1.0.19
-	 * @var array
-	 */
-	protected $data = array(
-		'parent_id'            => 0,
-		'status'               => 'wpi-pending',
-		'version'              => '',
-		'date_created'         => null,
+     * Item Data array. This is the core item data exposed in APIs.
+     *
+     * @since 1.0.19
+     * @var array
+     */
+    protected $data = array(
+        'parent_id'            => 0,
+        'status'               => 'wpi-pending',
+        'version'              => '',
+        'date_created'         => null,
         'date_modified'        => null,
         'due_date'             => null,
         'completed_date'       => null,
@@ -67,8 +67,8 @@ 
         'subtotal'             => 0,
         'total_discount'       => 0,
         'total_tax'            => 0,
-		'total_fees'           => 0,
-		'total'                => 0,
+        'total_fees'           => 0,
+        'total'                => 0,
         'fees'                 => array(),
         'discounts'            => array(),
         'taxes'                => array(),
@@ -80,22 +80,22 @@ 
         'transaction_id'       => '',
         'currency'             => '',
         'disable_taxes'        => false,
-		'subscription_id'      => null,
-		'remote_subscription_id' => null,
-		'is_viewed'            => false,
-		'email_cc'             => '',
-		'template'             => 'quantity', // hours, amount only
-		'created_via'          => null,
+        'subscription_id'      => null,
+        'remote_subscription_id' => null,
+        'is_viewed'            => false,
+        'email_cc'             => '',
+        'template'             => 'quantity', // hours, amount only
+        'created_via'          => null,
     );
 
     /**
-	 * Stores meta in cache for future reads.
-	 *
-	 * A group must be set to to enable caching.
-	 *
-	 * @var string
-	 */
-	protected $cache_group = 'getpaid_invoices';
+     * Stores meta in cache for future reads.
+     *
+     * A group must be set to to enable caching.
+     *
+     * @var string
+     */
+    protected $cache_group = 'getpaid_invoices';
 
     /**
      * Stores a reference to the original WP_Post object
@@ -109,104 +109,104 @@ 
      *
      * @var int
      */
-	protected $recurring_item = null;
+    protected $recurring_item = null;
 
-	/**
+    /**
      * Stores an array of item totals.
-	 *
-	 * e.g $totals['discount'] = array(
-	 * 		'initial'   => 10,
-	 * 		'recurring' => 10,
-	 * )
+     *
+     * e.g $totals['discount'] = array(
+     * 		'initial'   => 10,
+     * 		'recurring' => 10,
+     * )
      *
      * @var array
      */
-	protected $totals = array();
+    protected $totals = array();
 
-	/**
-	 * Stores the status transition information.
-	 *
-	 * @since 1.0.19
-	 * @var bool|array
-	 */
-	protected $status_transition = false;
+    /**
+     * Stores the status transition information.
+     *
+     * @since 1.0.19
+     * @var bool|array
+     */
+    protected $status_transition = false;
 
     /**
-	 * Get the invoice if ID is passed, otherwise the invoice is new and empty.
-	 *
-	 * @param  int|string|object|WPInv_Invoice|WPInv_Legacy_Invoice|WP_Post $invoice Invoice id, key, transaction id, number or object to read.
-	 */
+     * Get the invoice if ID is passed, otherwise the invoice is new and empty.
+     *
+     * @param  int|string|object|WPInv_Invoice|WPInv_Legacy_Invoice|WP_Post $invoice Invoice id, key, transaction id, number or object to read.
+     */
     public function __construct( $invoice = 0 ) {
 
         parent::__construct( $invoice );
 
-		if ( ! empty( $invoice ) && is_numeric( $invoice ) && getpaid_is_invoice_post_type( get_post_type( (int) $invoice ) ) ) {
-			$this->set_id( (int) $invoice );
-		} elseif ( $invoice instanceof self ) {
-			$this->set_id( $invoice->get_id() );
-		} elseif ( ! empty( $invoice->ID ) ) {
-			$this->set_id( $invoice->ID );
-		} elseif ( is_array( $invoice ) ) {
-			$this->set_props( $invoice );
-
-			if ( isset( $invoice['ID'] ) ) {
-				$this->set_id( $invoice['ID'] );
-			}
-
-		} elseif ( is_string( $invoice ) && $invoice_id = self::get_invoice_id_by_field( $invoice, 'key' ) ) {
-			$this->set_id( $invoice_id );
-		} elseif ( is_string( $invoice ) && $invoice_id = self::get_invoice_id_by_field( $invoice, 'number' ) ) {
-			$this->set_id( $invoice_id );
-		} elseif ( is_string( $invoice ) && $invoice_id = self::get_invoice_id_by_field( $invoice, 'transaction_id' ) ) {
-			$this->set_id( $invoice_id );
-		} else {
-			$this->set_object_read( true );
-		}
+        if ( ! empty( $invoice ) && is_numeric( $invoice ) && getpaid_is_invoice_post_type( get_post_type( (int) $invoice ) ) ) {
+            $this->set_id( (int) $invoice );
+        } elseif ( $invoice instanceof self ) {
+            $this->set_id( $invoice->get_id() );
+        } elseif ( ! empty( $invoice->ID ) ) {
+            $this->set_id( $invoice->ID );
+        } elseif ( is_array( $invoice ) ) {
+            $this->set_props( $invoice );
+
+            if ( isset( $invoice['ID'] ) ) {
+                $this->set_id( $invoice['ID'] );
+            }
+
+        } elseif ( is_string( $invoice ) && $invoice_id = self::get_invoice_id_by_field( $invoice, 'key' ) ) {
+            $this->set_id( $invoice_id );
+        } elseif ( is_string( $invoice ) && $invoice_id = self::get_invoice_id_by_field( $invoice, 'number' ) ) {
+            $this->set_id( $invoice_id );
+        } elseif ( is_string( $invoice ) && $invoice_id = self::get_invoice_id_by_field( $invoice, 'transaction_id' ) ) {
+            $this->set_id( $invoice_id );
+        } else {
+            $this->set_object_read( true );
+        }
 
         // Load the datastore.
-		$this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
+        $this->data_store = GetPaid_Data_Store::load( $this->data_store_name );
 
-		if ( $this->get_id() > 0 ) {
+        if ( $this->get_id() > 0 ) {
             $this->post = get_post( $this->get_id() );
             $this->ID   = $this->get_id();
-			$this->data_store->read( $this );
+            $this->data_store->read( $this );
         }
 
     }
 
     /**
-	 * Given an invoice key/number, it returns its id.
-	 *
-	 *
-	 * @static
-	 * @param string $value The invoice key or number
-	 * @param string $field Either key, transaction_id or number.
-	 * @since 1.0.15
-	 * @return int
-	 */
-	public static function get_invoice_id_by_field( $value, $field = 'key' ) {
+     * Given an invoice key/number, it returns its id.
+     *
+     *
+     * @static
+     * @param string $value The invoice key or number
+     * @param string $field Either key, transaction_id or number.
+     * @since 1.0.15
+     * @return int
+     */
+    public static function get_invoice_id_by_field( $value, $field = 'key' ) {
         global $wpdb;
 
-		// Trim the value.
-		$value = trim( $value );
+        // Trim the value.
+        $value = trim( $value );
 
-		if ( empty( $value ) ) {
-			return 0;
-		}
+        if ( empty( $value ) ) {
+            return 0;
+        }
 
         // Valid fields.
         $fields = array( 'key', 'number', 'transaction_id' );
 
-		// Ensure a field has been passed.
-		if ( empty( $field ) || ! in_array( $field, $fields ) ) {
-			return 0;
-		}
+        // Ensure a field has been passed.
+        if ( empty( $field ) || ! in_array( $field, $fields ) ) {
+            return 0;
+        }
 
-		// Maybe retrieve from the cache.
-		$invoice_id   = wp_cache_get( $value, "getpaid_invoice_{$field}s_to_invoice_ids" );
-		if ( false !== $invoice_id ) {
-			return $invoice_id;
-		}
+        // Maybe retrieve from the cache.
+        $invoice_id   = wp_cache_get( $value, "getpaid_invoice_{$field}s_to_invoice_ids" );
+        if ( false !== $invoice_id ) {
+            return $invoice_id;
+        }
 
         // Fetch from the db.
         $table       = $wpdb->prefix . 'getpaid_invoices';
@@ -214,10 +214,10 @@ 
             $wpdb->prepare( "SELECT `post_id` FROM $table WHERE `$field`=%s LIMIT 1", $value )
         );
 
-		// Update the cache with our data
-		wp_cache_set( $value, $invoice_id, "getpaid_invoice_{$field}s_to_invoice_ids" );
+        // Update the cache with our data
+        wp_cache_set( $value, $invoice_id, "getpaid_invoice_{$field}s_to_invoice_ids" );
 
-		return $invoice_id;
+        return $invoice_id;
     }
 
     /**
@@ -243,83 +243,83 @@ 
     */
 
     /**
-	 * Get parent invoice ID.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_parent_id( $context = 'view' ) {
-		return (int) $this->get_prop( 'parent_id', $context );
+     * Get parent invoice ID.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_parent_id( $context = 'view' ) {
+        return (int) $this->get_prop( 'parent_id', $context );
     }
 
     /**
-	 * Get parent invoice.
-	 *
-	 * @since 1.0.19
-	 * @return WPInv_Invoice
-	 */
+     * Get parent invoice.
+     *
+     * @since 1.0.19
+     * @return WPInv_Invoice
+     */
     public function get_parent_payment() {
         return new WPInv_Invoice( $this->get_parent_id() );
     }
 
     /**
-	 * Alias for self::get_parent_payment().
-	 *
-	 * @since 1.0.19
-	 * @return WPInv_Invoice
-	 */
+     * Alias for self::get_parent_payment().
+     *
+     * @since 1.0.19
+     * @return WPInv_Invoice
+     */
     public function get_parent() {
         return $this->get_parent_payment();
     }
 
     /**
-	 * Get invoice status.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_status( $context = 'view' ) {
-		return $this->get_prop( 'status', $context );
-	}
+     * Get invoice status.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_status( $context = 'view' ) {
+        return $this->get_prop( 'status', $context );
+    }
 	
-	/**
-	 * Retrieves an array of possible invoice statuses.
-	 *
-	 * @since 1.0.19
-	 * @return array
-	 */
-	public function get_all_statuses() {
-		return wpinv_get_invoice_statuses( true, true, $this );
-    }
-
-    /**
-	 * Get invoice status nice name.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
+    /**
+     * Retrieves an array of possible invoice statuses.
+     *
+     * @since 1.0.19
+     * @return array
+     */
+    public function get_all_statuses() {
+        return wpinv_get_invoice_statuses( true, true, $this );
+    }
+
+    /**
+     * Get invoice status nice name.
+     *
+     * @since 1.0.19
+     * @return string
+     */
     public function get_status_nicename() {
-		$statuses = $this->get_all_statuses();
+        $statuses = $this->get_all_statuses();
 
         $status = isset( $statuses[ $this->get_status() ] ) ? $statuses[ $this->get_status() ] : $this->get_status();
 
         return apply_filters( 'wpinv_get_invoice_status_nicename', $status, $this );
     }
 
-	/**
-	 * Retrieves the invoice status class
-	 *
-	 * @since  1.0.19
-	 * @return string
-	 */
-	public function get_status_class() {
-		$statuses = getpaid_get_invoice_status_classes();
-		return isset( $statuses[ $this->get_status() ] ) ? $statuses[ $this->get_status() ] : 'badge-dark';
-	}
+    /**
+     * Retrieves the invoice status class
+     *
+     * @since  1.0.19
+     * @return string
+     */
+    public function get_status_class() {
+        $statuses = getpaid_get_invoice_status_classes();
+        return isset( $statuses[ $this->get_status() ] ) ? $statuses[ $this->get_status() ] : 'badge-dark';
+    }
 
-	/**
+    /**
      * Retrieves the invoice status label html
      *
      * @since  1.0.0
@@ -327,263 +327,263 @@ 
      */
     public function get_status_label_html() {
 
-		$status_label = sanitize_text_field( $this->get_status_nicename() );
-		$status       = sanitize_html_class( $this->get_status() );
-		$class        = esc_attr( $this->get_status_class() );
+        $status_label = sanitize_text_field( $this->get_status_nicename() );
+        $status       = sanitize_html_class( $this->get_status() );
+        $class        = esc_attr( $this->get_status_class() );
 
-		return "<span class='bsui'><span class='badge $class $status'>$status_label</span></span>";
-	}
+        return "<span class='bsui'><span class='badge $class $status'>$status_label</span></span>";
+    }
 
     /**
-	 * Get plugin version when the invoice was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_version( $context = 'view' ) {
-		return $this->get_prop( 'version', $context );
-	}
+     * Get plugin version when the invoice was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_version( $context = 'view' ) {
+        return $this->get_prop( 'version', $context );
+    }
 
-	/**
-	 * @deprecated
-	 */
-	public function get_invoice_date( $format = true ) {
-		$date      = getpaid_format_date( $this->get_date_completed() );
-		$date      = empty( $date ) ? $this->get_date_created() : $this->get_date_completed();
-		$formatted = getpaid_format_date( $date );
+    /**
+     * @deprecated
+     */
+    public function get_invoice_date( $format = true ) {
+        $date      = getpaid_format_date( $this->get_date_completed() );
+        $date      = empty( $date ) ? $this->get_date_created() : $this->get_date_completed();
+        $formatted = getpaid_format_date( $date );
 
-		if ( $format ) {
-			return $formatted;
-		}
+        if ( $format ) {
+            return $formatted;
+        }
 
-		return empty( $formatted ) ? '' : $date;
+        return empty( $formatted ) ? '' : $date;
 
     }
 
     /**
-	 * Get date when the invoice was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_created( $context = 'view' ) {
-		return $this->get_prop( 'date_created', $context );
-	}
+     * Get date when the invoice was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_created( $context = 'view' ) {
+        return $this->get_prop( 'date_created', $context );
+    }
 	
-	/**
-	 * Alias for self::get_date_created().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_created_date( $context = 'view' ) {
-		return $this->get_date_created( $context );
-    }
-
-    /**
-	 * Get GMT date when the invoice was created.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_created_gmt( $context = 'view' ) {
+    /**
+     * Alias for self::get_date_created().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_created_date( $context = 'view' ) {
+        return $this->get_date_created( $context );
+    }
+
+    /**
+     * Get GMT date when the invoice was created.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_created_gmt( $context = 'view' ) {
         $date = $this->get_date_created( $context );
 
         if ( $date ) {
             $date = get_gmt_from_date( $date );
         }
-		return $date;
+        return $date;
     }
 
     /**
-	 * Get date when the invoice was last modified.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_modified( $context = 'view' ) {
-		return $this->get_prop( 'date_modified', $context );
-	}
+     * Get date when the invoice was last modified.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_modified( $context = 'view' ) {
+        return $this->get_prop( 'date_modified', $context );
+    }
 
-	/**
-	 * Alias for self::get_date_modified().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_modified_date( $context = 'view' ) {
-		return $this->get_date_modified( $context );
+    /**
+     * Alias for self::get_date_modified().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_modified_date( $context = 'view' ) {
+        return $this->get_date_modified( $context );
     }
 
     /**
-	 * Get GMT date when the invoice was last modified.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_modified_gmt( $context = 'view' ) {
+     * Get GMT date when the invoice was last modified.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_modified_gmt( $context = 'view' ) {
         $date = $this->get_date_modified( $context );
 
         if ( $date ) {
             $date = get_gmt_from_date( $date );
         }
-		return $date;
+        return $date;
     }
 
     /**
-	 * Get the invoice due date.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_due_date( $context = 'view' ) {
-		return $this->get_prop( 'due_date', $context );
+     * Get the invoice due date.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_due_date( $context = 'view' ) {
+        return $this->get_prop( 'due_date', $context );
     }
 
     /**
-	 * Alias for self::get_due_date().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_due( $context = 'view' ) {
-		return $this->get_due_date( $context );
+     * Alias for self::get_due_date().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_due( $context = 'view' ) {
+        return $this->get_due_date( $context );
     }
 
     /**
-	 * Get the invoice GMT due date.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_due_date_gmt( $context = 'view' ) {
+     * Get the invoice GMT due date.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_due_date_gmt( $context = 'view' ) {
         $date = $this->get_due_date( $context );
 
         if ( $date ) {
             $date = get_gmt_from_date( $date );
         }
-		return $date;
+        return $date;
     }
 
     /**
-	 * Alias for self::get_due_date_gmt().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_gmt_date_due( $context = 'view' ) {
-		return $this->get_due_date_gmt( $context );
+     * Alias for self::get_due_date_gmt().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_gmt_date_due( $context = 'view' ) {
+        return $this->get_due_date_gmt( $context );
     }
 
     /**
-	 * Get date when the invoice was completed.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_completed_date( $context = 'view' ) {
-		return $this->get_prop( 'completed_date', $context );
+     * Get date when the invoice was completed.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_completed_date( $context = 'view' ) {
+        return $this->get_prop( 'completed_date', $context );
     }
 
     /**
-	 * Alias for self::get_completed_date().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_date_completed( $context = 'view' ) {
-		return $this->get_completed_date( $context );
+     * Alias for self::get_completed_date().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_date_completed( $context = 'view' ) {
+        return $this->get_completed_date( $context );
     }
 
     /**
-	 * Get GMT date when the invoice was was completed.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_completed_date_gmt( $context = 'view' ) {
+     * Get GMT date when the invoice was was completed.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_completed_date_gmt( $context = 'view' ) {
         $date = $this->get_completed_date( $context );
 
         if ( $date ) {
             $date = get_gmt_from_date( $date );
         }
-		return $date;
+        return $date;
     }
 
     /**
-	 * Alias for self::get_completed_date_gmt().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_gmt_completed_date( $context = 'view' ) {
-		return $this->get_completed_date_gmt( $context );
+     * Alias for self::get_completed_date_gmt().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_gmt_completed_date( $context = 'view' ) {
+        return $this->get_completed_date_gmt( $context );
     }
 
     /**
-	 * Get the invoice number.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_number( $context = 'view' ) {
-		$number = $this->get_prop( 'number', $context );
+     * Get the invoice number.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_number( $context = 'view' ) {
+        $number = $this->get_prop( 'number', $context );
 
-		if ( empty( $number ) ) {
-			$number = $this->generate_number();
-			$this->set_number( $this->generate_number() );
-		}
+        if ( empty( $number ) ) {
+            $number = $this->generate_number();
+            $this->set_number( $this->generate_number() );
+        }
 
-		return $number;
+        return $number;
     }
 
-	/**
-	 * Set the invoice number.
-	 *
-	 * @since 1.0.19
-	 */
-	public function maybe_set_number() {
+    /**
+     * Set the invoice number.
+     *
+     * @since 1.0.19
+     */
+    public function maybe_set_number() {
         $number = $this->get_number();
 
         if ( empty( $number ) || $this->get_id() == $number ) {
-			$this->set_number( $this->generate_number() );
+            $this->set_number( $this->generate_number() );
         }
 
-	}
+    }
 
     /**
-	 * Get the invoice key.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_key( $context = 'view' ) {
+     * Get the invoice key.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_key( $context = 'view' ) {
         return $this->get_prop( 'key', $context );
-	}
-
-	/**
-	 * Set the invoice key.
-	 *
-	 * @since 1.0.19
-	 */
-	public function maybe_set_key() {
+    }
+
+    /**
+     * Set the invoice key.
+     *
+     * @since 1.0.19
+     */
+    public function maybe_set_key() {
         $key = $this->get_key();
 
         if ( empty( $key ) ) {
@@ -594,140 +594,140 @@ 
     }
 
     /**
-	 * Get the invoice type.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_type( $context = 'view' ) {
+     * Get the invoice type.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_type( $context = 'view' ) {
         return $this->get_prop( 'type', $context );
-	}
-
-	/**
-	 * Returns the post type name.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_invoice_quote_type() {
+    }
+
+    /**
+     * Returns the post type name.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_invoice_quote_type() {
         return getpaid_get_post_type_label( $this->get_post_type(), false );
     }
 
     /**
-	 * Get the invoice post type label.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_label( $context = 'view' ) {
+     * Get the invoice post type label.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_label( $context = 'view' ) {
         return getpaid_get_post_type_label( $this->get_post_type( $context ), false );
-	}
-
-	/**
-	 * Get the invoice post type.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_post_type( $context = 'view' ) {
+    }
+
+    /**
+     * Get the invoice post type.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_post_type( $context = 'view' ) {
         return $this->get_prop( 'post_type', $context );
     }
 
     /**
-	 * Get the invoice mode.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_mode( $context = 'view' ) {
+     * Get the invoice mode.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_mode( $context = 'view' ) {
         return $this->get_prop( 'mode', $context );
     }
 
     /**
-	 * Get the invoice path.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_path( $context = 'view' ) {
+     * Get the invoice path.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_path( $context = 'view' ) {
         $path   = $this->get_prop( 'path', $context );
-		$prefix = $this->get_type();
+        $prefix = $this->get_type();
 
-		if ( 0 !== strpos( $path, $prefix ) ) {
-			$path = sanitize_title(  $prefix . '-' . $this->get_id()  );
-			$this->set_path( $path );
-		}
+        if ( 0 !== strpos( $path, $prefix ) ) {
+            $path = sanitize_title(  $prefix . '-' . $this->get_id()  );
+            $this->set_path( $path );
+        }
 
-		return $path;
+        return $path;
     }
 
     /**
-	 * Get the invoice name/title.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_name( $context = 'view' ) {
+     * Get the invoice name/title.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_name( $context = 'view' ) {
         return $this->get_prop( 'title', $context );
     }
 
     /**
-	 * Alias of self::get_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_title( $context = 'view' ) {
-		return $this->get_name( $context );
+     * Alias of self::get_name().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_title( $context = 'view' ) {
+        return $this->get_name( $context );
     }
 
     /**
-	 * Get the invoice description.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_description( $context = 'view' ) {
-		return $this->get_prop( 'description', $context );
+     * Get the invoice description.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_description( $context = 'view' ) {
+        return $this->get_prop( 'description', $context );
     }
 
     /**
-	 * Alias of self::get_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_excerpt( $context = 'view' ) {
-		return $this->get_description( $context );
+     * Alias of self::get_description().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_excerpt( $context = 'view' ) {
+        return $this->get_description( $context );
     }
 
     /**
-	 * Alias of self::get_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_summary( $context = 'view' ) {
-		return $this->get_description( $context );
+     * Alias of self::get_description().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_summary( $context = 'view' ) {
+        return $this->get_description( $context );
     }
 
     /**
-	 * Returns the user info.
-	 *
-	 * @since 1.0.19
+     * Returns the user info.
+     *
+     * @since 1.0.19
      * @param  string $context View or edit context.
-	 * @return array
-	 */
+     * @return array
+     */
     public function get_user_info( $context = 'view' ) {
 
         $user_info = array(
@@ -744,616 +744,616 @@ 
             'company'    => $this->get_company( $context ),
             'vat_number' => $this->get_vat_number( $context ),
             'discount'   => $this->get_discount_code( $context ),
-		);
+        );
 
-		return apply_filters( 'wpinv_user_info', $user_info, $this->get_id(), $this );
+        return apply_filters( 'wpinv_user_info', $user_info, $this->get_id(), $this );
 
     }
 
     /**
-	 * Get the customer id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_author( $context = 'view' ) {
-		return (int) $this->get_prop( 'author', $context );
+     * Get the customer id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_author( $context = 'view' ) {
+        return (int) $this->get_prop( 'author', $context );
     }
 
     /**
-	 * Alias of self::get_author().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_user_id( $context = 'view' ) {
-		return $this->get_author( $context );
+     * Alias of self::get_author().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_user_id( $context = 'view' ) {
+        return $this->get_author( $context );
     }
 
-     /**
-	 * Alias of self::get_author().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_customer_id( $context = 'view' ) {
-		return $this->get_author( $context );
+        /**
+         * Alias of self::get_author().
+         *
+         * @since 1.0.19
+         * @param  string $context View or edit context.
+         * @return int
+         */
+    public function get_customer_id( $context = 'view' ) {
+        return $this->get_author( $context );
     }
 
     /**
-	 * Get the customer's ip.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_ip( $context = 'view' ) {
-		return $this->get_prop( 'user_ip', $context );
+     * Get the customer's ip.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_ip( $context = 'view' ) {
+        return $this->get_prop( 'user_ip', $context );
     }
 
     /**
-	 * Alias of self::get_ip().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_ip( $context = 'view' ) {
-		return $this->get_ip( $context );
+     * Alias of self::get_ip().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_ip( $context = 'view' ) {
+        return $this->get_ip( $context );
     }
 
-     /**
-	 * Alias of self::get_ip().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_ip( $context = 'view' ) {
-		return $this->get_ip( $context );
+        /**
+         * Alias of self::get_ip().
+         *
+         * @since 1.0.19
+         * @param  string $context View or edit context.
+         * @return string
+         */
+    public function get_customer_ip( $context = 'view' ) {
+        return $this->get_ip( $context );
     }
 
     /**
-	 * Get the customer's first name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_first_name( $context = 'view' ) {
-		return $this->get_prop( 'first_name', $context );
+     * Get the customer's first name.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_first_name( $context = 'view' ) {
+        return $this->get_prop( 'first_name', $context );
     }
 
     /**
-	 * Alias of self::get_first_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_first_name( $context = 'view' ) {
-		return $this->get_first_name( $context );
+     * Alias of self::get_first_name().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_first_name( $context = 'view' ) {
+        return $this->get_first_name( $context );
     }
 
-     /**
-	 * Alias of self::get_first_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_first_name( $context = 'view' ) {
-		return $this->get_first_name( $context );
+        /**
+         * Alias of self::get_first_name().
+         *
+         * @since 1.0.19
+         * @param  string $context View or edit context.
+         * @return string
+         */
+    public function get_customer_first_name( $context = 'view' ) {
+        return $this->get_first_name( $context );
     }
 
     /**
-	 * Get the customer's last name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_last_name( $context = 'view' ) {
-		return $this->get_prop( 'last_name', $context );
+     * Get the customer's last name.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_last_name( $context = 'view' ) {
+        return $this->get_prop( 'last_name', $context );
     }
 
     /**
-	 * Alias of self::get_last_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_last_name( $context = 'view' ) {
-		return $this->get_last_name( $context );
+     * Alias of self::get_last_name().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_last_name( $context = 'view' ) {
+        return $this->get_last_name( $context );
     }
 
     /**
-	 * Alias of self::get_last_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_last_name( $context = 'view' ) {
-		return $this->get_last_name( $context );
+     * Alias of self::get_last_name().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_last_name( $context = 'view' ) {
+        return $this->get_last_name( $context );
     }
 
     /**
-	 * Get the customer's full name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_full_name( $context = 'view' ) {
-		return trim( $this->get_first_name( $context ) . ' ' . $this->get_last_name( $context ) );
+     * Get the customer's full name.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_full_name( $context = 'view' ) {
+        return trim( $this->get_first_name( $context ) . ' ' . $this->get_last_name( $context ) );
     }
 
     /**
-	 * Alias of self::get_full_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_full_name( $context = 'view' ) {
-		return $this->get_full_name( $context );
+     * Alias of self::get_full_name().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_full_name( $context = 'view' ) {
+        return $this->get_full_name( $context );
     }
 
     /**
-	 * Alias of self::get_full_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_full_name( $context = 'view' ) {
-		return $this->get_full_name( $context );
+     * Alias of self::get_full_name().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_full_name( $context = 'view' ) {
+        return $this->get_full_name( $context );
     }
 
     /**
-	 * Get the customer's phone number.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_phone( $context = 'view' ) {
-		return $this->get_prop( 'phone', $context );
+     * Get the customer's phone number.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_phone( $context = 'view' ) {
+        return $this->get_prop( 'phone', $context );
     }
 
     /**
-	 * Alias of self::get_phone().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_phone_number( $context = 'view' ) {
-		return $this->get_phone( $context );
+     * Alias of self::get_phone().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_phone_number( $context = 'view' ) {
+        return $this->get_phone( $context );
     }
 
     /**
-	 * Alias of self::get_phone().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_phone( $context = 'view' ) {
-		return $this->get_phone( $context );
+     * Alias of self::get_phone().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_phone( $context = 'view' ) {
+        return $this->get_phone( $context );
     }
 
     /**
-	 * Alias of self::get_phone().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_phone( $context = 'view' ) {
-		return $this->get_phone( $context );
+     * Alias of self::get_phone().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_phone( $context = 'view' ) {
+        return $this->get_phone( $context );
     }
 
     /**
-	 * Get the customer's email address.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_email( $context = 'view' ) {
-		return $this->get_prop( 'email', $context );
+     * Get the customer's email address.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_email( $context = 'view' ) {
+        return $this->get_prop( 'email', $context );
     }
 
     /**
-	 * Alias of self::get_email().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_email_address( $context = 'view' ) {
-		return $this->get_email( $context );
+     * Alias of self::get_email().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_email_address( $context = 'view' ) {
+        return $this->get_email( $context );
     }
 
     /**
-	 * Alias of self::get_email().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_email( $context = 'view' ) {
-		return $this->get_email( $context );
+     * Alias of self::get_email().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_email( $context = 'view' ) {
+        return $this->get_email( $context );
     }
 
     /**
-	 * Alias of self::get_email().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_email( $context = 'view' ) {
-		return $this->get_email( $context );
+     * Alias of self::get_email().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_email( $context = 'view' ) {
+        return $this->get_email( $context );
     }
 
     /**
-	 * Get the customer's country.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_country( $context = 'view' ) {
-		$country = $this->get_prop( 'country', $context );
-		return empty( $country ) ? wpinv_get_default_country() : $country;
+     * Get the customer's country.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_country( $context = 'view' ) {
+        $country = $this->get_prop( 'country', $context );
+        return empty( $country ) ? wpinv_get_default_country() : $country;
     }
 
     /**
-	 * Alias of self::get_country().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_country( $context = 'view' ) {
-		return $this->get_country( $context );
+     * Alias of self::get_country().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_country( $context = 'view' ) {
+        return $this->get_country( $context );
     }
 
     /**
-	 * Alias of self::get_country().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_country( $context = 'view' ) {
-		return $this->get_country( $context );
+     * Alias of self::get_country().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_country( $context = 'view' ) {
+        return $this->get_country( $context );
     }
 
     /**
-	 * Get the customer's state.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_state( $context = 'view' ) {
-		$state = $this->get_prop( 'state', $context );
-		return empty( $state ) ? wpinv_get_default_state() : $state;
+     * Get the customer's state.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_state( $context = 'view' ) {
+        $state = $this->get_prop( 'state', $context );
+        return empty( $state ) ? wpinv_get_default_state() : $state;
     }
 
     /**
-	 * Alias of self::get_state().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_state( $context = 'view' ) {
-		return $this->get_state( $context );
+     * Alias of self::get_state().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_state( $context = 'view' ) {
+        return $this->get_state( $context );
     }
 
     /**
-	 * Alias of self::get_state().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_state( $context = 'view' ) {
-		return $this->get_state( $context );
+     * Alias of self::get_state().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_state( $context = 'view' ) {
+        return $this->get_state( $context );
     }
 
     /**
-	 * Get the customer's city.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_city( $context = 'view' ) {
-		return $this->get_prop( 'city', $context );
+     * Get the customer's city.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_city( $context = 'view' ) {
+        return $this->get_prop( 'city', $context );
     }
 
     /**
-	 * Alias of self::get_city().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_city( $context = 'view' ) {
-		return $this->get_city( $context );
+     * Alias of self::get_city().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_city( $context = 'view' ) {
+        return $this->get_city( $context );
     }
 
     /**
-	 * Alias of self::get_city().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_city( $context = 'view' ) {
-		return $this->get_city( $context );
+     * Alias of self::get_city().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_city( $context = 'view' ) {
+        return $this->get_city( $context );
     }
 
     /**
-	 * Get the customer's zip.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_zip( $context = 'view' ) {
-		return $this->get_prop( 'zip', $context );
+     * Get the customer's zip.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_zip( $context = 'view' ) {
+        return $this->get_prop( 'zip', $context );
     }
 
     /**
-	 * Alias of self::get_zip().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_zip( $context = 'view' ) {
-		return $this->get_zip( $context );
+     * Alias of self::get_zip().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_zip( $context = 'view' ) {
+        return $this->get_zip( $context );
     }
 
     /**
-	 * Alias of self::get_zip().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_zip( $context = 'view' ) {
-		return $this->get_zip( $context );
+     * Alias of self::get_zip().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_zip( $context = 'view' ) {
+        return $this->get_zip( $context );
     }
 
     /**
-	 * Get the customer's company.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_company( $context = 'view' ) {
-		return $this->get_prop( 'company', $context );
+     * Get the customer's company.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_company( $context = 'view' ) {
+        return $this->get_prop( 'company', $context );
     }
 
     /**
-	 * Alias of self::get_company().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_company( $context = 'view' ) {
-		return $this->get_company( $context );
+     * Alias of self::get_company().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_company( $context = 'view' ) {
+        return $this->get_company( $context );
     }
 
     /**
-	 * Alias of self::get_company().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_company( $context = 'view' ) {
-		return $this->get_company( $context );
+     * Alias of self::get_company().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_company( $context = 'view' ) {
+        return $this->get_company( $context );
     }
 
     /**
-	 * Get the customer's vat number.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_vat_number( $context = 'view' ) {
-		return $this->get_prop( 'vat_number', $context );
+     * Get the customer's vat number.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_vat_number( $context = 'view' ) {
+        return $this->get_prop( 'vat_number', $context );
     }
 
     /**
-	 * Alias of self::get_vat_number().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_vat_number( $context = 'view' ) {
-		return $this->get_vat_number( $context );
+     * Alias of self::get_vat_number().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_vat_number( $context = 'view' ) {
+        return $this->get_vat_number( $context );
     }
 
     /**
-	 * Alias of self::get_vat_number().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_vat_number( $context = 'view' ) {
-		return $this->get_vat_number( $context );
+     * Alias of self::get_vat_number().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_vat_number( $context = 'view' ) {
+        return $this->get_vat_number( $context );
     }
 
     /**
-	 * Get the customer's vat rate.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_vat_rate( $context = 'view' ) {
-		return $this->get_prop( 'vat_rate', $context );
-    }
-
-    /**
-	 * Alias of self::get_vat_rate().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_vat_rate( $context = 'view' ) {
-		return $this->get_vat_rate( $context );
-    }
-
-    /**
-	 * Alias of self::get_vat_rate().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_vat_rate( $context = 'view' ) {
-		return $this->get_vat_rate( $context );
-    }
-
-    /**
-	 * Get the customer's address.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_address( $context = 'view' ) {
-		return $this->get_prop( 'address', $context );
-    }
-
-    /**
-	 * Alias of self::get_address().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_user_address( $context = 'view' ) {
-		return $this->get_address( $context );
-    }
-
-    /**
-	 * Alias of self::get_address().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_customer_address( $context = 'view' ) {
-		return $this->get_address( $context );
-    }
-
-    /**
-	 * Get whether the customer has viewed the invoice or not.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_is_viewed( $context = 'view' ) {
-		return (bool) $this->get_prop( 'is_viewed', $context );
-	}
-
-	/**
-	 * Get other recipients for invoice communications.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_email_cc( $context = 'view' ) {
-		return $this->get_prop( 'email_cc', $context );
-	}
-
-	/**
-	 * Get invoice template.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_template( $context = 'view' ) {
-		return $this->get_prop( 'template', $context );
-	}
-
-	/**
-	 * Get invoice source.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_created_via( $context = 'view' ) {
-		return $this->get_prop( 'created_via', $context );
-	}
-
-	/**
-	 * Get whether the customer has confirmed their address.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_address_confirmed( $context = 'view' ) {
-		return (bool) $this->get_prop( 'address_confirmed', $context );
-    }
-
-    /**
-	 * Alias of self::get_address_confirmed().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_user_address_confirmed( $context = 'view' ) {
-		return $this->get_address_confirmed( $context );
-    }
-
-    /**
-	 * Alias of self::get_address().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_customer_address_confirmed( $context = 'view' ) {
-		return $this->get_address_confirmed( $context );
-    }
-
-    /**
-	 * Get the invoice subtotal.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_subtotal( $context = 'view' ) {
+     * Get the customer's vat rate.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_vat_rate( $context = 'view' ) {
+        return $this->get_prop( 'vat_rate', $context );
+    }
+
+    /**
+     * Alias of self::get_vat_rate().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_vat_rate( $context = 'view' ) {
+        return $this->get_vat_rate( $context );
+    }
+
+    /**
+     * Alias of self::get_vat_rate().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_vat_rate( $context = 'view' ) {
+        return $this->get_vat_rate( $context );
+    }
+
+    /**
+     * Get the customer's address.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_address( $context = 'view' ) {
+        return $this->get_prop( 'address', $context );
+    }
+
+    /**
+     * Alias of self::get_address().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_user_address( $context = 'view' ) {
+        return $this->get_address( $context );
+    }
+
+    /**
+     * Alias of self::get_address().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_customer_address( $context = 'view' ) {
+        return $this->get_address( $context );
+    }
+
+    /**
+     * Get whether the customer has viewed the invoice or not.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_is_viewed( $context = 'view' ) {
+        return (bool) $this->get_prop( 'is_viewed', $context );
+    }
+
+    /**
+     * Get other recipients for invoice communications.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_email_cc( $context = 'view' ) {
+        return $this->get_prop( 'email_cc', $context );
+    }
+
+    /**
+     * Get invoice template.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_template( $context = 'view' ) {
+        return $this->get_prop( 'template', $context );
+    }
+
+    /**
+     * Get invoice source.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_created_via( $context = 'view' ) {
+        return $this->get_prop( 'created_via', $context );
+    }
+
+    /**
+     * Get whether the customer has confirmed their address.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_address_confirmed( $context = 'view' ) {
+        return (bool) $this->get_prop( 'address_confirmed', $context );
+    }
+
+    /**
+     * Alias of self::get_address_confirmed().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_user_address_confirmed( $context = 'view' ) {
+        return $this->get_address_confirmed( $context );
+    }
+
+    /**
+     * Alias of self::get_address().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_customer_address_confirmed( $context = 'view' ) {
+        return $this->get_address_confirmed( $context );
+    }
+
+    /**
+     * Get the invoice subtotal.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_subtotal( $context = 'view' ) {
         $subtotal = (float) $this->get_prop( 'subtotal', $context );
 
         // Backwards compatibility.
@@ -1365,166 +1365,166 @@ 
     }
 
     /**
-	 * Get the invoice discount total.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_total_discount( $context = 'view' ) {
-		return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total_discount', $context ) ) );
+     * Get the invoice discount total.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_total_discount( $context = 'view' ) {
+        return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total_discount', $context ) ) );
     }
 
     /**
-	 * Get the invoice tax total.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_total_tax( $context = 'view' ) {
-		return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total_tax', $context ) ) );
-	}
+     * Get the invoice tax total.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_total_tax( $context = 'view' ) {
+        return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total_tax', $context ) ) );
+    }
 
-	/**
-	 * @deprecated
-	 */
-	public function get_final_tax( $currency = false ) {
-		$tax = $this->get_total_tax();
+    /**
+     * @deprecated
+     */
+    public function get_final_tax( $currency = false ) {
+        $tax = $this->get_total_tax();
 
         if ( $currency ) {
-			return wpinv_price( $tax, $this->get_currency() );
+            return wpinv_price( $tax, $this->get_currency() );
         }
 
         return $tax;
     }
 
     /**
-	 * Get the invoice fees total.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_total_fees( $context = 'view' ) {
-		return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total_fees', $context ) ) );
+     * Get the invoice fees total.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_total_fees( $context = 'view' ) {
+        return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total_fees', $context ) ) );
     }
 
     /**
-	 * Alias for self::get_total_fees().
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return float
-	 */
-	public function get_fees_total( $context = 'view' ) {
-		return $this->get_total_fees( $context );
+     * Alias for self::get_total_fees().
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return float
+     */
+    public function get_fees_total( $context = 'view' ) {
+        return $this->get_total_fees( $context );
     }
 
     /**
-	 * Get the invoice total.
-	 *
-	 * @since 1.0.19
+     * Get the invoice total.
+     *
+     * @since 1.0.19
      * @return float
-	 */
-	public function get_total( $context = 'view' ) {
-		return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total', $context ) ) );
-	}
-
-	/**
-	 * Get the invoice totals.
-	 *
-	 * @since 1.0.19
+     */
+    public function get_total( $context = 'view' ) {
+        return wpinv_round_amount( wpinv_sanitize_amount( $this->get_prop( 'total', $context ) ) );
+    }
+
+    /**
+     * Get the invoice totals.
+     *
+     * @since 1.0.19
      * @return array
-	 */
-	public function get_totals() {
-		return $this->totals;
+     */
+    public function get_totals() {
+        return $this->totals;
     }
 
     /**
-	 * Get the initial invoice total.
-	 *
-	 * @since 1.0.19
+     * Get the initial invoice total.
+     *
+     * @since 1.0.19
      * @param  string $context View or edit context.
      * @return float
-	 */
+     */
     public function get_initial_total() {
 
-		if ( empty( $this->totals ) ) {
-			$this->recalculate_total();
-		}
+        if ( empty( $this->totals ) ) {
+            $this->recalculate_total();
+        }
 
-		$tax      = $this->totals['tax']['initial'];
-		$fee      = $this->totals['fee']['initial'];
-		$discount = $this->totals['discount']['initial'];
-		$subtotal = $this->totals['subtotal']['initial'];
-		$total    = $tax + $fee - $discount + $subtotal;
+        $tax      = $this->totals['tax']['initial'];
+        $fee      = $this->totals['fee']['initial'];
+        $discount = $this->totals['discount']['initial'];
+        $subtotal = $this->totals['subtotal']['initial'];
+        $total    = $tax + $fee - $discount + $subtotal;
 
-		if ( 0 > $total ) {
-			$total = 0;
-		}
+        if ( 0 > $total ) {
+            $total = 0;
+        }
 
-		$total = wpinv_round_amount( wpinv_sanitize_amount( $total ) );
+        $total = wpinv_round_amount( wpinv_sanitize_amount( $total ) );
         return apply_filters( 'wpinv_get_initial_invoice_total', $total, $this );
-	}
+    }
 
-	/**
-	 * Get the recurring invoice total.
-	 *
-	 * @since 1.0.19
+    /**
+     * Get the recurring invoice total.
+     *
+     * @since 1.0.19
      * @param  string $context View or edit context.
      * @return float
-	 */
+     */
     public function get_recurring_total() {
 
-		if ( empty( $this->totals ) ) {
-			$this->recalculate_total();
-		}
+        if ( empty( $this->totals ) ) {
+            $this->recalculate_total();
+        }
 
-		$tax      = $this->totals['tax']['recurring'];
-		$fee      = $this->totals['fee']['recurring'];
-		$discount = $this->totals['discount']['recurring'];
-		$subtotal = $this->totals['subtotal']['recurring'];
-		$total    = $tax + $fee - $discount + $subtotal;
+        $tax      = $this->totals['tax']['recurring'];
+        $fee      = $this->totals['fee']['recurring'];
+        $discount = $this->totals['discount']['recurring'];
+        $subtotal = $this->totals['subtotal']['recurring'];
+        $total    = $tax + $fee - $discount + $subtotal;
 
-		if ( 0 > $total ) {
-			$total = 0;
-		}
+        if ( 0 > $total ) {
+            $total = 0;
+        }
 
-		$total = wpinv_round_amount( wpinv_sanitize_amount( $total ) );
+        $total = wpinv_round_amount( wpinv_sanitize_amount( $total ) );
         return apply_filters( 'wpinv_get_recurring_invoice_total', $total, $this );
-	}
+    }
 
-	/**
-	 * Returns recurring payment details.
-	 *
-	 * @since 1.0.19
+    /**
+     * Returns recurring payment details.
+     *
+     * @since 1.0.19
      * @param  string $field Optionally provide a field to return.
-	 * @param string $currency Whether to include the currency.
+     * @param string $currency Whether to include the currency.
      * @return float|string
-	 */
+     */
     public function get_recurring_details( $field = '', $currency = false ) {
 
-		// Maybe recalculate totals.
-		if ( empty( $this->totals ) ) {
-			$this->recalculate_total();
-		}
+        // Maybe recalculate totals.
+        if ( empty( $this->totals ) ) {
+            $this->recalculate_total();
+        }
 
-		// Prepare recurring totals.
+        // Prepare recurring totals.
         $data = apply_filters(
-			'wpinv_get_invoice_recurring_details',
-			array(
-				'cart_details' => $this->get_cart_details(),
-				'subtotal'     => $this->totals['subtotal']['recurring'],
-				'discount'     => $this->totals['discount']['recurring'],
-				'tax'          => $this->totals['tax']['recurring'],
-				'fee'          => $this->totals['fee']['recurring'],
-				'total'        => $this->get_recurring_total(),
-			),
-			$this,
-			$field,
-			$currency
-		);
+            'wpinv_get_invoice_recurring_details',
+            array(
+                'cart_details' => $this->get_cart_details(),
+                'subtotal'     => $this->totals['subtotal']['recurring'],
+                'discount'     => $this->totals['discount']['recurring'],
+                'tax'          => $this->totals['tax']['recurring'],
+                'fee'          => $this->totals['fee']['recurring'],
+                'total'        => $this->get_recurring_total(),
+            ),
+            $this,
+            $field,
+            $currency
+        );
 
         if ( isset( $data[$field] ) ) {
             return ( $currency ? wpinv_price( $data[$field], $this->get_currency() ) : $data[$field] );
@@ -1534,166 +1534,166 @@ 
     }
 
     /**
-	 * Get the invoice fees.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return array
-	 */
-	public function get_fees( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'fees', $context ) );
+     * Get the invoice fees.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return array
+     */
+    public function get_fees( $context = 'view' ) {
+        return wpinv_parse_list( $this->get_prop( 'fees', $context ) );
     }
 
     /**
-	 * Get the invoice discounts.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return array
-	 */
-	public function get_discounts( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'discounts', $context ) );
+     * Get the invoice discounts.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return array
+     */
+    public function get_discounts( $context = 'view' ) {
+        return wpinv_parse_list( $this->get_prop( 'discounts', $context ) );
     }
 
     /**
-	 * Get the invoice taxes.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return array
-	 */
-	public function get_taxes( $context = 'view' ) {
-		return wpinv_parse_list( $this->get_prop( 'taxes', $context ) );
+     * Get the invoice taxes.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return array
+     */
+    public function get_taxes( $context = 'view' ) {
+        return wpinv_parse_list( $this->get_prop( 'taxes', $context ) );
     }
 
     /**
-	 * Get the invoice items.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return GetPaid_Form_Item[]
-	 */
-	public function get_items( $context = 'view' ) {
+     * Get the invoice items.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return GetPaid_Form_Item[]
+     */
+    public function get_items( $context = 'view' ) {
         return $this->get_prop( 'items', $context );
-	}
+    }
 
-	/**
-	 * Get the invoice item ids.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_item_ids() {
-		return implode( ', ', wp_list_pluck( $this->get_cart_details(), 'item_id' ) );
+    /**
+     * Get the invoice item ids.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_item_ids() {
+        return implode( ', ', wp_list_pluck( $this->get_cart_details(), 'item_id' ) );
     }
 
     /**
-	 * Get the invoice's payment form.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
-	public function get_payment_form( $context = 'view' ) {
-		return intval( $this->get_prop( 'payment_form', $context ) );
+     * Get the invoice's payment form.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
+    public function get_payment_form( $context = 'view' ) {
+        return intval( $this->get_prop( 'payment_form', $context ) );
     }
 
     /**
-	 * Get the invoice's submission id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_submission_id( $context = 'view' ) {
-		return $this->get_prop( 'submission_id', $context );
+     * Get the invoice's submission id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_submission_id( $context = 'view' ) {
+        return $this->get_prop( 'submission_id', $context );
     }
 
     /**
-	 * Get the invoice's discount code.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_discount_code( $context = 'view' ) {
-		return $this->get_prop( 'discount_code', $context );
+     * Get the invoice's discount code.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_discount_code( $context = 'view' ) {
+        return $this->get_prop( 'discount_code', $context );
     }
 
     /**
-	 * Get the invoice's gateway.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_gateway( $context = 'view' ) {
-		return $this->get_prop( 'gateway', $context );
+     * Get the invoice's gateway.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_gateway( $context = 'view' ) {
+        return $this->get_prop( 'gateway', $context );
     }
 
     /**
-	 * Get the invoice's gateway display title.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
+     * Get the invoice's gateway display title.
+     *
+     * @since 1.0.19
+     * @return string
+     */
     public function get_gateway_title() {
         $title =  wpinv_get_gateway_checkout_label( $this->get_gateway() );
         return apply_filters( 'wpinv_gateway_title', $title, $this->get_id(), $this );
     }
 
     /**
-	 * Get the invoice's transaction id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_transaction_id( $context = 'view' ) {
-		return $this->get_prop( 'transaction_id', $context );
+     * Get the invoice's transaction id.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_transaction_id( $context = 'view' ) {
+        return $this->get_prop( 'transaction_id', $context );
     }
 
     /**
-	 * Get the invoice's currency.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return string
-	 */
-	public function get_currency( $context = 'view' ) {
+     * Get the invoice's currency.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return string
+     */
+    public function get_currency( $context = 'view' ) {
         $currency = $this->get_prop( 'currency', $context );
         return empty( $currency ) ? wpinv_get_currency() : $currency;
     }
 
     /**
-	 * Checks if we are charging taxes for this invoice.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return bool
-	 */
-	public function get_disable_taxes( $context = 'view' ) {
+     * Checks if we are charging taxes for this invoice.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return bool
+     */
+    public function get_disable_taxes( $context = 'view' ) {
         return (bool) $this->get_prop( 'disable_taxes', $context );
     }
 
     /**
-	 * Retrieves the subscription id for an invoice.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
+     * Retrieves the subscription id for an invoice.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
     public function get_subscription_id( $context = 'view' ) {
-		return $this->is_renewal() ? $this->get_parent()->get_subscription_id( $context ) : $this->get_prop( 'subscription_id', $context );
-	}
-
-	/**
-	 * Retrieves the remote subscription id for an invoice.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return int
-	 */
+        return $this->is_renewal() ? $this->get_parent()->get_subscription_id( $context ) : $this->get_prop( 'subscription_id', $context );
+    }
+
+    /**
+     * Retrieves the remote subscription id for an invoice.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return int
+     */
     public function get_remote_subscription_id( $context = 'view' ) {
         $subscription_id = $this->get_prop( 'remote_subscription_id', $context );
 
@@ -1706,12 +1706,12 @@ 
     }
 
     /**
-	 * Retrieves the payment meta for an invoice.
-	 *
-	 * @since 1.0.19
-	 * @param  string $context View or edit context.
-	 * @return array
-	 */
+     * Retrieves the payment meta for an invoice.
+     *
+     * @since 1.0.19
+     * @param  string $context View or edit context.
+     * @return array
+     */
     public function get_payment_meta( $context = 'view' ) {
 
         return array(
@@ -1731,31 +1731,31 @@ 
     }
 
     /**
-	 * Retrieves the cart details for an invoice.
-	 *
-	 * @since 1.0.19
-	 * @return array
-	 */
+     * Retrieves the cart details for an invoice.
+     *
+     * @since 1.0.19
+     * @return array
+     */
     public function get_cart_details() {
         $items        = $this->get_items();
         $cart_details = array();
 
         foreach ( $items as $item ) {
-			$item->invoice_id = $this->get_id();
+            $item->invoice_id = $this->get_id();
             $cart_details[]   = $item->prepare_data_for_saving();
         }
 
         return $cart_details;
-	}
+    }
 
-	/**
-	 * Retrieves the recurring item.
-	 *
-	 * @return null|GetPaid_Form_Item|int
-	 */
-	public function get_recurring( $object = false ) {
+    /**
+     * Retrieves the recurring item.
+     *
+     * @return null|GetPaid_Form_Item|int
+     */
+    public function get_recurring( $object = false ) {
 
-		// Are we returning an object?
+        // Are we returning an object?
         if ( $object ) {
             return $this->get_item( $this->recurring_item );
         }
@@ -1763,114 +1763,114 @@ 
         return $this->recurring_item;
     }
 
-	/**
-	 * Retrieves the subscription name.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_subscription_name() {
+    /**
+     * Retrieves the subscription name.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_subscription_name() {
 
-		// Retrieve the recurring name
+        // Retrieve the recurring name
         $item = $this->get_recurring( true );
 
-		// Abort if it does not exist.
+        // Abort if it does not exist.
         if ( empty( $item ) ) {
             return '';
         }
 
-		// Return the item name.
+        // Return the item name.
         return apply_filters( 'wpinv_invoice_get_subscription_name', $item->get_name(), $this );
-	}
-
-	/**
-	 * Retrieves the view url.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_view_url() {
+    }
+
+    /**
+     * Retrieves the view url.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_view_url() {
         $invoice_url = get_permalink( $this->get_id() );
-		$invoice_url = add_query_arg( 'invoice_key', $this->get_key(), $invoice_url );
+        $invoice_url = add_query_arg( 'invoice_key', $this->get_key(), $invoice_url );
         return apply_filters( 'wpinv_get_view_url', $invoice_url, $this );
-	}
+    }
 
-	/**
-	 * Retrieves the payment url.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_checkout_payment_url( $deprecated = false, $secret = false ) {
+    /**
+     * Retrieves the payment url.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_checkout_payment_url( $deprecated = false, $secret = false ) {
 
-		// Retrieve the checkout url.
+        // Retrieve the checkout url.
         $pay_url = wpinv_get_checkout_uri();
 
-		// Maybe force ssl.
+        // Maybe force ssl.
         if ( is_ssl() ) {
             $pay_url = str_replace( 'http:', 'https:', $pay_url );
         }
 
-		// Add the invoice key.
-		$pay_url = add_query_arg( 'invoice_key', $this->get_key(), $pay_url );
+        // Add the invoice key.
+        $pay_url = add_query_arg( 'invoice_key', $this->get_key(), $pay_url );
 
-		// (Maybe?) add a secret
+        // (Maybe?) add a secret
         if ( $secret ) {
             $pay_url = add_query_arg( array( '_wpipay' => md5( $this->get_user_id() . '::' . $this->get_email() . '::' . $this->get_key() ) ), $pay_url );
         }
 
         return apply_filters( 'wpinv_get_checkout_payment_url', $pay_url, $this, $deprecated, $secret );
-	}
+    }
 	
-	/**
-	 * Retrieves the receipt url.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_receipt_url() {
-
-		// Retrieve the checkout url.
+    /**
+     * Retrieves the receipt url.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_receipt_url() {
+
+        // Retrieve the checkout url.
         $receipt_url = wpinv_get_success_page_uri();
 
-		// Maybe force ssl.
+        // Maybe force ssl.
         if ( is_ssl() ) {
             $receipt_url = str_replace( 'http:', 'https:', $receipt_url );
         }
 
-		// Add the invoice key.
-		$receipt_url = add_query_arg( 'invoice_key', $this->get_key(), $receipt_url );
+        // Add the invoice key.
+        $receipt_url = add_query_arg( 'invoice_key', $this->get_key(), $receipt_url );
 
         return apply_filters( 'getpaid_get_invoice_receipt_url', $receipt_url, $this );
-	}
+    }
 	
-	/**
-	 * Retrieves the default status.
-	 *
-	 * @since 1.0.19
-	 * @return string
-	 */
-	public function get_default_status() {
-
-		$type   = $this->get_type();
-		$status = "wpi-$type-pending";
-		return str_replace( '-invoice', '', $status );
-
-	}
-
-    /**
-	 * Magic method for accessing invoice properties.
-	 *
-	 * @since 1.0.15
-	 * @access public
-	 *
-	 * @param string $key Discount data to retrieve
-	 * @param  string $context View or edit context.
-	 * @return mixed Value of the given invoice property (if set).
-	 */
-	public function get( $key, $context = 'view' ) {
+    /**
+     * Retrieves the default status.
+     *
+     * @since 1.0.19
+     * @return string
+     */
+    public function get_default_status() {
+
+        $type   = $this->get_type();
+        $status = "wpi-$type-pending";
+        return str_replace( '-invoice', '', $status );
+
+    }
+
+    /**
+     * Magic method for accessing invoice properties.
+     *
+     * @since 1.0.15
+     * @access public
+     *
+     * @param string $key Discount data to retrieve
+     * @param  string $context View or edit context.
+     * @return mixed Value of the given invoice property (if set).
+     */
+    public function get( $key, $context = 'view' ) {
         return $this->get_prop( $key, $context );
-	}
+    }
 
     /*
 	|--------------------------------------------------------------------------
@@ -1883,130 +1883,130 @@ 
     */
 
     /**
-	 * Magic method for setting invoice properties.
-	 *
-	 * @since 1.0.19
-	 * @access public
-	 *
-	 * @param string $key Discount data to retrieve
-	 * @param  mixed $value new value.
-	 * @return mixed Value of the given invoice property (if set).
-	 */
-	public function set( $key, $value ) {
+     * Magic method for setting invoice properties.
+     *
+     * @since 1.0.19
+     * @access public
+     *
+     * @param string $key Discount data to retrieve
+     * @param  mixed $value new value.
+     * @return mixed Value of the given invoice property (if set).
+     */
+    public function set( $key, $value ) {
 
         $setter = "set_$key";
         if ( is_callable( array( $this, $setter ) ) ) {
             $this->{$setter}( $value );
         }
 
-	}
+    }
 
-	/**
-	 * Sets item status.
-	 *
-	 * @since 1.0.19
-	 * @param string $new_status    New status.
-	 * @param string $note          Optional note to add.
-	 * @param bool   $manual_update Is this a manual status change?.
-	 * @return array details of change.
-	 */
-	public function set_status( $new_status, $note = '', $manual_update = false ) {
-		$old_status = $this->get_status();
+    /**
+     * Sets item status.
+     *
+     * @since 1.0.19
+     * @param string $new_status    New status.
+     * @param string $note          Optional note to add.
+     * @param bool   $manual_update Is this a manual status change?.
+     * @return array details of change.
+     */
+    public function set_status( $new_status, $note = '', $manual_update = false ) {
+        $old_status = $this->get_status();
 
-		$statuses = $this->get_all_statuses();
+        $statuses = $this->get_all_statuses();
 
-		if ( isset( $statuses[ 'draft' ] ) ) {
-			unset( $statuses[ 'draft' ] );
-		}
+        if ( isset( $statuses[ 'draft' ] ) ) {
+            unset( $statuses[ 'draft' ] );
+        }
 
-		$this->set_prop( 'status', $new_status );
+        $this->set_prop( 'status', $new_status );
 
-		// If setting the status, ensure it's set to a valid status.
-		if ( true === $this->object_read ) {
+        // If setting the status, ensure it's set to a valid status.
+        if ( true === $this->object_read ) {
 
-			// Only allow valid new status.
-			if ( ! array_key_exists( $new_status, $statuses ) ) {
-				$new_status = $this->get_default_status();
-			}
+            // Only allow valid new status.
+            if ( ! array_key_exists( $new_status, $statuses ) ) {
+                $new_status = $this->get_default_status();
+            }
 
-			// If the old status is set but unknown (e.g. draft) assume its pending for action usage.
-			if ( $old_status && ! array_key_exists( $new_status, $statuses ) ) {
-				$old_status = $this->get_default_status();
-			}
+            // If the old status is set but unknown (e.g. draft) assume its pending for action usage.
+            if ( $old_status && ! array_key_exists( $new_status, $statuses ) ) {
+                $old_status = $this->get_default_status();
+            }
 
-			// Paid - Renewal (i.e when duplicating a parent invoice )
-			if ( $new_status == 'wpi-pending' && $old_status == 'publish' && ! $this->get_id() ) {
-				$old_status = 'wpi-pending';
-			}
+            // Paid - Renewal (i.e when duplicating a parent invoice )
+            if ( $new_status == 'wpi-pending' && $old_status == 'publish' && ! $this->get_id() ) {
+                $old_status = 'wpi-pending';
+            }
 
-		}
+        }
 
-		if ( true === $this->obect_read && $old_status !== $new_status ) {
-			$this->status_transition = array(
-				'from'   => ! empty( $this->status_transition['from'] ) ? $this->status_transition['from'] : $old_status,
-				'to'     => $new_status,
-				'note'   => $note,
-				'manual' => (bool) $manual_update,
-			);
+        if ( true === $this->obect_read && $old_status !== $new_status ) {
+            $this->status_transition = array(
+                'from'   => ! empty( $this->status_transition['from'] ) ? $this->status_transition['from'] : $old_status,
+                'to'     => $new_status,
+                'note'   => $note,
+                'manual' => (bool) $manual_update,
+            );
 
-			if ( $manual_update ) {
-				do_action( 'getpaid_' . $this->object_type .'_edit_status', $this->get_id(), $new_status );
-			}
+            if ( $manual_update ) {
+                do_action( 'getpaid_' . $this->object_type .'_edit_status', $this->get_id(), $new_status );
+            }
 
-			$this->maybe_set_date_paid();
+            $this->maybe_set_date_paid();
 
-		}
+        }
 
-		return array(
-			'from' => $old_status,
-			'to'   => $new_status,
-		);
-	}
+        return array(
+            'from' => $old_status,
+            'to'   => $new_status,
+        );
+    }
 
-	/**
-	 * Maybe set date paid.
-	 *
-	 * Sets the date paid variable when transitioning to the payment complete
-	 * order status.
-	 *
-	 * @since 1.0.19
-	 */
-	public function maybe_set_date_paid() {
+    /**
+     * Maybe set date paid.
+     *
+     * Sets the date paid variable when transitioning to the payment complete
+     * order status.
+     *
+     * @since 1.0.19
+     */
+    public function maybe_set_date_paid() {
 
-		if ( ! $this->get_date_completed( 'edit' ) && $this->is_paid() ) {
-			$this->set_date_completed( current_time( 'mysql' ) );
-		}
-	}
+        if ( ! $this->get_date_completed( 'edit' ) && $this->is_paid() ) {
+            $this->set_date_completed( current_time( 'mysql' ) );
+        }
+    }
 
     /**
-	 * Set parent invoice ID.
-	 *
-	 * @since 1.0.19
-	 */
-	public function set_parent_id( $value ) {
-		if ( $value && ( $value === $this->get_id() ) ) {
-			return;
-		}
-		$this->set_prop( 'parent_id', absint( $value ) );
+     * Set parent invoice ID.
+     *
+     * @since 1.0.19
+     */
+    public function set_parent_id( $value ) {
+        if ( $value && ( $value === $this->get_id() ) ) {
+            return;
+        }
+        $this->set_prop( 'parent_id', absint( $value ) );
     }
 
     /**
-	 * Set plugin version when the invoice was created.
-	 *
-	 * @since 1.0.19
-	 */
-	public function set_version( $value ) {
-		$this->set_prop( 'version', $value );
+     * Set plugin version when the invoice was created.
+     *
+     * @since 1.0.19
+     */
+    public function set_version( $value ) {
+        $this->set_prop( 'version', $value );
     }
-
-    /**
-	 * Set date when the invoice was created.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Value to set.
+
+    /**
+     * Set date when the invoice was created.
+     *
+     * @since 1.0.19
+     * @param string $value Value to set.
      * @return bool Whether or not the date was set.
-	 */
-	public function set_date_created( $value ) {
+     */
+    public function set_date_created( $value ) {
         $date = strtotime( $value );
 
         if ( $date && $value !== '0000-00-00 00:00:00' ) {
@@ -2014,19 +2014,19 @@ 
             return true;
         }
 
-		$this->set_prop( 'date_created', '' );
-		return false;
+        $this->set_prop( 'date_created', '' );
+        return false;
 
     }
 
     /**
-	 * Set date invoice due date.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Value to set.
+     * Set date invoice due date.
+     *
+     * @since 1.0.19
+     * @param string $value Value to set.
      * @return bool Whether or not the date was set.
-	 */
-	public function set_due_date( $value ) {
+     */
+    public function set_due_date( $value ) {
         $date = strtotime( $value );
 
         if ( $date && $value !== '0000-00-00 00:00:00' ) {
@@ -2034,29 +2034,29 @@ 
             return true;
         }
 
-		$this->set_prop( 'due_date', '' );
+        $this->set_prop( 'due_date', '' );
         return false;
 
     }
 
     /**
-	 * Alias of self::set_due_date().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New name.
-	 */
-	public function set_date_due( $value ) {
-		$this->set_due_date( $value );
+     * Alias of self::set_due_date().
+     *
+     * @since 1.0.19
+     * @param  string $value New name.
+     */
+    public function set_date_due( $value ) {
+        $this->set_due_date( $value );
     }
 
     /**
-	 * Set date invoice was completed.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Value to set.
+     * Set date invoice was completed.
+     *
+     * @since 1.0.19
+     * @param string $value Value to set.
      * @return bool Whether or not the date was set.
-	 */
-	public function set_completed_date( $value ) {
+     */
+    public function set_completed_date( $value ) {
         $date = strtotime( $value );
 
         if ( $date && $value !== '0000-00-00 00:00:00'  ) {
@@ -2064,29 +2064,29 @@ 
             return true;
         }
 
-		$this->set_prop( 'completed_date', '' );
+        $this->set_prop( 'completed_date', '' );
         return false;
 
     }
 
     /**
-	 * Alias of self::set_completed_date().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New name.
-	 */
-	public function set_date_completed( $value ) {
-		$this->set_completed_date( $value );
+     * Alias of self::set_completed_date().
+     *
+     * @since 1.0.19
+     * @param  string $value New name.
+     */
+    public function set_date_completed( $value ) {
+        $this->set_completed_date( $value );
     }
 
     /**
-	 * Set date when the invoice was last modified.
-	 *
-	 * @since 1.0.19
-	 * @param string $value Value to set.
+     * Set date when the invoice was last modified.
+     *
+     * @since 1.0.19
+     * @param string $value Value to set.
      * @return bool Whether or not the date was set.
-	 */
-	public function set_date_modified( $value ) {
+     */
+    public function set_date_modified( $value ) {
         $date = strtotime( $value );
 
         if ( $date && $value !== '0000-00-00 00:00:00' ) {
@@ -2094,788 +2094,788 @@ 
             return true;
         }
 
-		$this->set_prop( 'date_modified', '' );
+        $this->set_prop( 'date_modified', '' );
         return false;
 
     }
 
     /**
-	 * Set the invoice number.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New number.
-	 */
-	public function set_number( $value ) {
+     * Set the invoice number.
+     *
+     * @since 1.0.19
+     * @param  string $value New number.
+     */
+    public function set_number( $value ) {
         $number = sanitize_text_field( $value );
-		$this->set_prop( 'number', $number );
+        $this->set_prop( 'number', $number );
     }
 
     /**
-	 * Set the invoice type.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value Type.
-	 */
-	public function set_type( $value ) {
+     * Set the invoice type.
+     *
+     * @since 1.0.19
+     * @param  string $value Type.
+     */
+    public function set_type( $value ) {
         $type = sanitize_text_field( str_replace( 'wpi_', '', $value ) );
-		$this->set_prop( 'type', $type );
-	}
+        $this->set_prop( 'type', $type );
+    }
 
     /**
-	 * Set the invoice post type.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value Post type.
-	 */
-	public function set_post_type( $value ) {
+     * Set the invoice post type.
+     *
+     * @since 1.0.19
+     * @param  string $value Post type.
+     */
+    public function set_post_type( $value ) {
         if ( getpaid_is_invoice_post_type( $value ) ) {
-			$this->set_type( $value );
+            $this->set_type( $value );
             $this->set_prop( 'post_type', $value );
         }
     }
 
     /**
-	 * Set the invoice key.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New key.
-	 */
-	public function set_key( $value ) {
+     * Set the invoice key.
+     *
+     * @since 1.0.19
+     * @param  string $value New key.
+     */
+    public function set_key( $value ) {
         $key = sanitize_text_field( $value );
-		$this->set_prop( 'key', $key );
+        $this->set_prop( 'key', $key );
     }
 
     /**
-	 * Set the invoice mode.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value mode.
-	 */
-	public function set_mode( $value ) {
+     * Set the invoice mode.
+     *
+     * @since 1.0.19
+     * @param  string $value mode.
+     */
+    public function set_mode( $value ) {
         if ( in_array( $value, array( 'live', 'test' ) ) ) {
             $this->set_prop( 'mode', $value );
         }
     }
 
     /**
-	 * Set the invoice path.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value path.
-	 */
-	public function set_path( $value ) {
+     * Set the invoice path.
+     *
+     * @since 1.0.19
+     * @param  string $value path.
+     */
+    public function set_path( $value ) {
         $this->set_prop( 'path', $value );
     }
 
     /**
-	 * Set the invoice name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New name.
-	 */
-	public function set_name( $value ) {
+     * Set the invoice name.
+     *
+     * @since 1.0.19
+     * @param  string $value New name.
+     */
+    public function set_name( $value ) {
         $name = sanitize_text_field( $value );
-		$this->set_prop( 'name', $name );
+        $this->set_prop( 'name', $name );
     }
 
     /**
-	 * Alias of self::set_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New name.
-	 */
-	public function set_title( $value ) {
-		$this->set_name( $value );
+     * Alias of self::set_name().
+     *
+     * @since 1.0.19
+     * @param  string $value New name.
+     */
+    public function set_title( $value ) {
+        $this->set_name( $value );
     }
 
     /**
-	 * Set the invoice description.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New description.
-	 */
-	public function set_description( $value ) {
+     * Set the invoice description.
+     *
+     * @since 1.0.19
+     * @param  string $value New description.
+     */
+    public function set_description( $value ) {
         $description = wp_kses_post( $value );
-		$this->set_prop( 'description', $description );
+        $this->set_prop( 'description', $description );
+    }
+
+    /**
+     * Alias of self::set_description().
+     *
+     * @since 1.0.19
+     * @param  string $value New description.
+     */
+    public function set_excerpt( $value ) {
+        $this->set_description( $value );
+    }
+
+    /**
+     * Alias of self::set_description().
+     *
+     * @since 1.0.19
+     * @param  string $value New description.
+     */
+    public function set_summary( $value ) {
+        $this->set_description( $value );
+    }
+
+    /**
+     * Set the receiver of the invoice.
+     *
+     * @since 1.0.19
+     * @param  int $value New author.
+     */
+    public function set_author( $value ) {
+        $user = get_user_by( 'id', (int) $value );
+
+        if ( $user && $user->ID ) {
+            $this->set_prop( 'author', $user->ID );
+            $this->set_prop( 'email', $user->user_email );
+        }
+
+    }
+
+    /**
+     * Alias of self::set_author().
+     *
+     * @since 1.0.19
+     * @param  int $value New user id.
+     */
+    public function set_user_id( $value ) {
+        $this->set_author( $value );
+    }
+
+    /**
+     * Alias of self::set_author().
+     *
+     * @since 1.0.19
+     * @param  int $value New user id.
+     */
+    public function set_customer_id( $value ) {
+        $this->set_author( $value );
+    }
+
+    /**
+     * Set the customer's ip.
+     *
+     * @since 1.0.19
+     * @param  string $value ip address.
+     */
+    public function set_ip( $value ) {
+        $this->set_prop( 'ip', $value );
+    }
+
+    /**
+     * Alias of self::set_ip().
+     *
+     * @since 1.0.19
+     * @param  string $value ip address.
+     */
+    public function set_user_ip( $value ) {
+        $this->set_ip( $value );
+    }
+
+    /**
+     * Set the customer's first name.
+     *
+     * @since 1.0.19
+     * @param  string $value first name.
+     */
+    public function set_first_name( $value ) {
+        $this->set_prop( 'first_name', $value );
     }
 
     /**
-	 * Alias of self::set_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New description.
-	 */
-	public function set_excerpt( $value ) {
-		$this->set_description( $value );
+     * Alias of self::set_first_name().
+     *
+     * @since 1.0.19
+     * @param  string $value first name.
+     */
+    public function set_user_first_name( $value ) {
+        $this->set_first_name( $value );
     }
 
     /**
-	 * Alias of self::set_description().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value New description.
-	 */
-	public function set_summary( $value ) {
-		$this->set_description( $value );
+     * Alias of self::set_first_name().
+     *
+     * @since 1.0.19
+     * @param  string $value first name.
+     */
+    public function set_customer_first_name( $value ) {
+        $this->set_first_name( $value );
     }
 
     /**
-	 * Set the receiver of the invoice.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value New author.
-	 */
-	public function set_author( $value ) {
-		$user = get_user_by( 'id', (int) $value );
+     * Set the customer's last name.
+     *
+     * @since 1.0.19
+     * @param  string $value last name.
+     */
+    public function set_last_name( $value ) {
+        $this->set_prop( 'last_name', $value );
+    }
 
-		if ( $user && $user->ID ) {
-			$this->set_prop( 'author', $user->ID );
-			$this->set_prop( 'email', $user->user_email );
-		}
+    /**
+     * Alias of self::set_last_name().
+     *
+     * @since 1.0.19
+     * @param  string $value last name.
+     */
+    public function set_user_last_name( $value ) {
+        $this->set_last_name( $value );
+    }
 
+    /**
+     * Alias of self::set_last_name().
+     *
+     * @since 1.0.19
+     * @param  string $value last name.
+     */
+    public function set_customer_last_name( $value ) {
+        $this->set_last_name( $value );
     }
 
     /**
-	 * Alias of self::set_author().
-	 *
-	 * @since 1.0.19
-	 * @param  int $value New user id.
-	 */
-	public function set_user_id( $value ) {
-		$this->set_author( $value );
+     * Set the customer's phone number.
+     *
+     * @since 1.0.19
+     * @param  string $value phone.
+     */
+    public function set_phone( $value ) {
+        $this->set_prop( 'phone', $value );
     }
 
     /**
-	 * Alias of self::set_author().
-	 *
-	 * @since 1.0.19
-	 * @param  int $value New user id.
-	 */
-	public function set_customer_id( $value ) {
-		$this->set_author( $value );
+     * Alias of self::set_phone().
+     *
+     * @since 1.0.19
+     * @param  string $value phone.
+     */
+    public function set_user_phone( $value ) {
+        $this->set_phone( $value );
     }
 
     /**
-	 * Set the customer's ip.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value ip address.
-	 */
-	public function set_ip( $value ) {
-		$this->set_prop( 'ip', $value );
+     * Alias of self::set_phone().
+     *
+     * @since 1.0.19
+     * @param  string $value phone.
+     */
+    public function set_customer_phone( $value ) {
+        $this->set_phone( $value );
     }
 
     /**
-	 * Alias of self::set_ip().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value ip address.
-	 */
-	public function set_user_ip( $value ) {
-		$this->set_ip( $value );
+     * Alias of self::set_phone().
+     *
+     * @since 1.0.19
+     * @param  string $value phone.
+     */
+    public function set_phone_number( $value ) {
+        $this->set_phone( $value );
     }
 
     /**
-	 * Set the customer's first name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value first name.
-	 */
-	public function set_first_name( $value ) {
-		$this->set_prop( 'first_name', $value );
+     * Set the customer's email address.
+     *
+     * @since 1.0.19
+     * @param  string $value email address.
+     */
+    public function set_email( $value ) {
+        $this->set_prop( 'email', $value );
     }
 
     /**
-	 * Alias of self::set_first_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value first name.
-	 */
-	public function set_user_first_name( $value ) {
-		$this->set_first_name( $value );
+     * Alias of self::set_email().
+     *
+     * @since 1.0.19
+     * @param  string $value email address.
+     */
+    public function set_user_email( $value ) {
+        $this->set_email( $value );
     }
 
     /**
-	 * Alias of self::set_first_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value first name.
-	 */
-	public function set_customer_first_name( $value ) {
-		$this->set_first_name( $value );
+     * Alias of self::set_email().
+     *
+     * @since 1.0.19
+     * @param  string $value email address.
+     */
+    public function set_email_address( $value ) {
+        $this->set_email( $value );
     }
 
     /**
-	 * Set the customer's last name.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value last name.
-	 */
-	public function set_last_name( $value ) {
-		$this->set_prop( 'last_name', $value );
+     * Alias of self::set_email().
+     *
+     * @since 1.0.19
+     * @param  string $value email address.
+     */
+    public function set_customer_email( $value ) {
+        $this->set_email( $value );
+    }
+
+    /**
+     * Set the customer's country.
+     *
+     * @since 1.0.19
+     * @param  string $value country.
+     */
+    public function set_country( $value ) {
+        $this->set_prop( 'country', $value );
+    }
+
+    /**
+     * Alias of self::set_country().
+     *
+     * @since 1.0.19
+     * @param  string $value country.
+     */
+    public function set_user_country( $value ) {
+        $this->set_country( $value );
+    }
+
+    /**
+     * Alias of self::set_country().
+     *
+     * @since 1.0.19
+     * @param  string $value country.
+     */
+    public function set_customer_country( $value ) {
+        $this->set_country( $value );
+    }
+
+    /**
+     * Set the customer's state.
+     *
+     * @since 1.0.19
+     * @param  string $value state.
+     */
+    public function set_state( $value ) {
+        $this->set_prop( 'state', $value );
     }
 
     /**
-	 * Alias of self::set_last_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value last name.
-	 */
-	public function set_user_last_name( $value ) {
-		$this->set_last_name( $value );
+     * Alias of self::set_state().
+     *
+     * @since 1.0.19
+     * @param  string $value state.
+     */
+    public function set_user_state( $value ) {
+        $this->set_state( $value );
     }
 
     /**
-	 * Alias of self::set_last_name().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value last name.
-	 */
-	public function set_customer_last_name( $value ) {
-		$this->set_last_name( $value );
+     * Alias of self::set_state().
+     *
+     * @since 1.0.19
+     * @param  string $value state.
+     */
+    public function set_customer_state( $value ) {
+        $this->set_state( $value );
+    }
+
+    /**
+     * Set the customer's city.
+     *
+     * @since 1.0.19
+     * @param  string $value city.
+     */
+    public function set_city( $value ) {
+        $this->set_prop( 'city', $value );
     }
 
     /**
-	 * Set the customer's phone number.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value phone.
-	 */
-	public function set_phone( $value ) {
-		$this->set_prop( 'phone', $value );
+     * Alias of self::set_city().
+     *
+     * @since 1.0.19
+     * @param  string $value city.
+     */
+    public function set_user_city( $value ) {
+        $this->set_city( $value );
     }
 
     /**
-	 * Alias of self::set_phone().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value phone.
-	 */
-	public function set_user_phone( $value ) {
-		$this->set_phone( $value );
+     * Alias of self::set_city().
+     *
+     * @since 1.0.19
+     * @param  string $value city.
+     */
+    public function set_customer_city( $value ) {
+        $this->set_city( $value );
     }
 
     /**
-	 * Alias of self::set_phone().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value phone.
-	 */
-	public function set_customer_phone( $value ) {
-		$this->set_phone( $value );
+     * Set the customer's zip code.
+     *
+     * @since 1.0.19
+     * @param  string $value zip.
+     */
+    public function set_zip( $value ) {
+        $this->set_prop( 'zip', $value );
     }
 
     /**
-	 * Alias of self::set_phone().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value phone.
-	 */
-	public function set_phone_number( $value ) {
-		$this->set_phone( $value );
+     * Alias of self::set_zip().
+     *
+     * @since 1.0.19
+     * @param  string $value zip.
+     */
+    public function set_user_zip( $value ) {
+        $this->set_zip( $value );
     }
 
     /**
-	 * Set the customer's email address.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value email address.
-	 */
-	public function set_email( $value ) {
-		$this->set_prop( 'email', $value );
+     * Alias of self::set_zip().
+     *
+     * @since 1.0.19
+     * @param  string $value zip.
+     */
+    public function set_customer_zip( $value ) {
+        $this->set_zip( $value );
     }
 
     /**
-	 * Alias of self::set_email().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value email address.
-	 */
-	public function set_user_email( $value ) {
-		$this->set_email( $value );
+     * Set the customer's company.
+     *
+     * @since 1.0.19
+     * @param  string $value company.
+     */
+    public function set_company( $value ) {
+        $this->set_prop( 'company', $value );
     }
 
     /**
-	 * Alias of self::set_email().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value email address.
-	 */
-	public function set_email_address( $value ) {
-		$this->set_email( $value );
+     * Alias of self::set_company().
+     *
+     * @since 1.0.19
+     * @param  string $value company.
+     */
+    public function set_user_company( $value ) {
+        $this->set_company( $value );
     }
 
     /**
-	 * Alias of self::set_email().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value email address.
-	 */
-	public function set_customer_email( $value ) {
-		$this->set_email( $value );
+     * Alias of self::set_company().
+     *
+     * @since 1.0.19
+     * @param  string $value company.
+     */
+    public function set_customer_company( $value ) {
+        $this->set_company( $value );
     }
 
     /**
-	 * Set the customer's country.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value country.
-	 */
-	public function set_country( $value ) {
-		$this->set_prop( 'country', $value );
+     * Set the customer's var number.
+     *
+     * @since 1.0.19
+     * @param  string $value var number.
+     */
+    public function set_vat_number( $value ) {
+        $this->set_prop( 'vat_number', $value );
     }
 
     /**
-	 * Alias of self::set_country().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value country.
-	 */
-	public function set_user_country( $value ) {
-		$this->set_country( $value );
+     * Alias of self::set_vat_number().
+     *
+     * @since 1.0.19
+     * @param  string $value var number.
+     */
+    public function set_user_vat_number( $value ) {
+        $this->set_vat_number( $value );
     }
 
     /**
-	 * Alias of self::set_country().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value country.
-	 */
-	public function set_customer_country( $value ) {
-		$this->set_country( $value );
+     * Alias of self::set_vat_number().
+     *
+     * @since 1.0.19
+     * @param  string $value var number.
+     */
+    public function set_customer_vat_number( $value ) {
+        $this->set_vat_number( $value );
     }
 
     /**
-	 * Set the customer's state.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value state.
-	 */
-	public function set_state( $value ) {
-		$this->set_prop( 'state', $value );
+     * Set the customer's vat rate.
+     *
+     * @since 1.0.19
+     * @param  string $value var rate.
+     */
+    public function set_vat_rate( $value ) {
+        $this->set_prop( 'vat_rate', $value );
     }
 
     /**
-	 * Alias of self::set_state().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value state.
-	 */
-	public function set_user_state( $value ) {
-		$this->set_state( $value );
+     * Alias of self::set_vat_rate().
+     *
+     * @since 1.0.19
+     * @param  string $value var number.
+     */
+    public function set_user_vat_rate( $value ) {
+        $this->set_vat_rate( $value );
     }
 
     /**
-	 * Alias of self::set_state().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value state.
-	 */
-	public function set_customer_state( $value ) {
-		$this->set_state( $value );
+     * Alias of self::set_vat_rate().
+     *
+     * @since 1.0.19
+     * @param  string $value var number.
+     */
+    public function set_customer_vat_rate( $value ) {
+        $this->set_vat_rate( $value );
     }
 
     /**
-	 * Set the customer's city.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value city.
-	 */
-	public function set_city( $value ) {
-		$this->set_prop( 'city', $value );
+     * Set the customer's address.
+     *
+     * @since 1.0.19
+     * @param  string $value address.
+     */
+    public function set_address( $value ) {
+        $this->set_prop( 'address', $value );
     }
 
     /**
-	 * Alias of self::set_city().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value city.
-	 */
-	public function set_user_city( $value ) {
-		$this->set_city( $value );
+     * Alias of self::set_address().
+     *
+     * @since 1.0.19
+     * @param  string $value address.
+     */
+    public function set_user_address( $value ) {
+        $this->set_address( $value );
     }
 
     /**
-	 * Alias of self::set_city().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value city.
-	 */
-	public function set_customer_city( $value ) {
-		$this->set_city( $value );
+     * Alias of self::set_address().
+     *
+     * @since 1.0.19
+     * @param  string $value address.
+     */
+    public function set_customer_address( $value ) {
+        $this->set_address( $value );
     }
 
     /**
-	 * Set the customer's zip code.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value zip.
-	 */
-	public function set_zip( $value ) {
-		$this->set_prop( 'zip', $value );
+     * Set whether the customer has viewed the invoice or not.
+     *
+     * @since 1.0.19
+     * @param  int|bool $value confirmed.
+     */
+    public function set_is_viewed( $value ) {
+        $this->set_prop( 'is_viewed', $value );
     }
 
     /**
-	 * Alias of self::set_zip().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value zip.
-	 */
-	public function set_user_zip( $value ) {
-		$this->set_zip( $value );
+     * Set extra email recipients.
+     *
+     * @since 1.0.19
+     * @param  string $value email recipients.
+     */
+    public function set_email_cc( $value ) {
+        $this->set_prop( 'email_cc', $value );
     }
 
     /**
-	 * Alias of self::set_zip().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value zip.
-	 */
-	public function set_customer_zip( $value ) {
-		$this->set_zip( $value );
+     * Set the invoice template.
+     *
+     * @since 1.0.19
+     * @param  string $value template.
+     */
+    public function set_template( $value ) {
+        if ( in_array( $value, array( 'quantity', 'hours', 'amount' ) ) ) {
+            $this->set_prop( 'template', $value );
+        }
     }
 
     /**
-	 * Set the customer's company.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value company.
-	 */
-	public function set_company( $value ) {
-		$this->set_prop( 'company', $value );
+     * Set the invoice source.
+     *
+     * @since 1.0.19
+     * @param  string $value source.
+     * @deprecated
+     */
+    public function created_via( $value ) {
+        $this->set_created_via( sanitize_text_field( $value ) );
     }
 
     /**
-	 * Alias of self::set_company().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value company.
-	 */
-	public function set_user_company( $value ) {
-		$this->set_company( $value );
+     * Set the invoice source.
+     *
+     * @since 1.0.19
+     * @param  string $value source.
+     */
+    public function set_created_via( $value ) {
+        $this->set_prop( 'created_via', sanitize_text_field( $value ) );
     }
 
     /**
-	 * Alias of self::set_company().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value company.
-	 */
-	public function set_customer_company( $value ) {
-		$this->set_company( $value );
+     * Set the customer's address confirmed status.
+     *
+     * @since 1.0.19
+     * @param  int|bool $value confirmed.
+     */
+    public function set_address_confirmed( $value ) {
+        $this->set_prop( 'address_confirmed', $value );
     }
 
     /**
-	 * Set the customer's var number.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value var number.
-	 */
-	public function set_vat_number( $value ) {
-		$this->set_prop( 'vat_number', $value );
+     * Alias of self::set_address_confirmed().
+     *
+     * @since 1.0.19
+     * @param  int|bool $value confirmed.
+     */
+    public function set_user_address_confirmed( $value ) {
+        $this->set_address_confirmed( $value );
     }
 
     /**
-	 * Alias of self::set_vat_number().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value var number.
-	 */
-	public function set_user_vat_number( $value ) {
-		$this->set_vat_number( $value );
+     * Alias of self::set_address_confirmed().
+     *
+     * @since 1.0.19
+     * @param  int|bool $value confirmed.
+     */
+    public function set_customer_address_confirmed( $value ) {
+        $this->set_address_confirmed( $value );
     }
 
     /**
-	 * Alias of self::set_vat_number().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value var number.
-	 */
-	public function set_customer_vat_number( $value ) {
-		$this->set_vat_number( $value );
+     * Set the invoice sub total.
+     *
+     * @since 1.0.19
+     * @param  float $value sub total.
+     */
+    public function set_subtotal( $value ) {
+        $this->set_prop( 'subtotal', max( 0, $value ) );
     }
 
     /**
-	 * Set the customer's vat rate.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value var rate.
-	 */
-	public function set_vat_rate( $value ) {
-		$this->set_prop( 'vat_rate', $value );
+     * Set the invoice total.
+     *
+     * @since 1.0.19
+     * @param  float $value sub total.
+     */
+    public function set_total( $value ) {
+        $this->set_prop( 'total', max( 0, $value ) );
     }
 
     /**
-	 * Alias of self::set_vat_rate().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value var number.
-	 */
-	public function set_user_vat_rate( $value ) {
-		$this->set_vat_rate( $value );
-    }
-
-    /**
-	 * Alias of self::set_vat_rate().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value var number.
-	 */
-	public function set_customer_vat_rate( $value ) {
-		$this->set_vat_rate( $value );
-    }
-
-    /**
-	 * Set the customer's address.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value address.
-	 */
-	public function set_address( $value ) {
-		$this->set_prop( 'address', $value );
-    }
-
-    /**
-	 * Alias of self::set_address().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value address.
-	 */
-	public function set_user_address( $value ) {
-		$this->set_address( $value );
-    }
-
-    /**
-	 * Alias of self::set_address().
-	 *
-	 * @since 1.0.19
-	 * @param  string $value address.
-	 */
-	public function set_customer_address( $value ) {
-		$this->set_address( $value );
-    }
-
-    /**
-	 * Set whether the customer has viewed the invoice or not.
-	 *
-	 * @since 1.0.19
-	 * @param  int|bool $value confirmed.
-	 */
-	public function set_is_viewed( $value ) {
-		$this->set_prop( 'is_viewed', $value );
-	}
-
-	/**
-	 * Set extra email recipients.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value email recipients.
-	 */
-	public function set_email_cc( $value ) {
-		$this->set_prop( 'email_cc', $value );
-	}
-
-	/**
-	 * Set the invoice template.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value template.
-	 */
-	public function set_template( $value ) {
-		if ( in_array( $value, array( 'quantity', 'hours', 'amount' ) ) ) {
-			$this->set_prop( 'template', $value );
-		}
-	}
-
-	/**
-	 * Set the invoice source.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value source.
-	 * @deprecated
-	 */
-	public function created_via( $value ) {
-		$this->set_created_via( sanitize_text_field( $value ) );
-	}
-
-	/**
-	 * Set the invoice source.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value source.
-	 */
-	public function set_created_via( $value ) {
-		$this->set_prop( 'created_via', sanitize_text_field( $value ) );
-	}
-
-	/**
-	 * Set the customer's address confirmed status.
-	 *
-	 * @since 1.0.19
-	 * @param  int|bool $value confirmed.
-	 */
-	public function set_address_confirmed( $value ) {
-		$this->set_prop( 'address_confirmed', $value );
-    }
-
-    /**
-	 * Alias of self::set_address_confirmed().
-	 *
-	 * @since 1.0.19
-	 * @param  int|bool $value confirmed.
-	 */
-	public function set_user_address_confirmed( $value ) {
-		$this->set_address_confirmed( $value );
-    }
-
-    /**
-	 * Alias of self::set_address_confirmed().
-	 *
-	 * @since 1.0.19
-	 * @param  int|bool $value confirmed.
-	 */
-	public function set_customer_address_confirmed( $value ) {
-		$this->set_address_confirmed( $value );
-    }
-
-    /**
-	 * Set the invoice sub total.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value sub total.
-	 */
-	public function set_subtotal( $value ) {
-		$this->set_prop( 'subtotal', max( 0, $value ) );
-	}
-
-	/**
-	 * Set the invoice total.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value sub total.
-	 */
-	public function set_total( $value ) {
-		$this->set_prop( 'total', max( 0, $value ) );
-    }
-
-    /**
-	 * Set the invoice discount amount.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value discount total.
-	 */
-	public function set_total_discount( $value ) {
-		$this->set_prop( 'total_discount', max( 0, $value ) );
+     * Set the invoice discount amount.
+     *
+     * @since 1.0.19
+     * @param  float $value discount total.
+     */
+    public function set_total_discount( $value ) {
+        $this->set_prop( 'total_discount', max( 0, $value ) );
     }
 
     /**
-	 * Alias of self::set_total_discount().
-	 *
-	 * @since 1.0.19
-	 * @param  float $value discount total.
-	 */
-	public function set_discount( $value ) {
-		$this->set_total_discount( $value );
+     * Alias of self::set_total_discount().
+     *
+     * @since 1.0.19
+     * @param  float $value discount total.
+     */
+    public function set_discount( $value ) {
+        $this->set_total_discount( $value );
     }
 
     /**
-	 * Set the invoice tax amount.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value tax total.
-	 */
-	public function set_total_tax( $value ) {
-		$this->set_prop( 'total_tax', max( 0, $value ) );
+     * Set the invoice tax amount.
+     *
+     * @since 1.0.19
+     * @param  float $value tax total.
+     */
+    public function set_total_tax( $value ) {
+        $this->set_prop( 'total_tax', max( 0, $value ) );
     }
 
     /**
-	 * Alias of self::set_total_tax().
-	 *
-	 * @since 1.0.19
-	 * @param  float $value tax total.
-	 */
-	public function set_tax_total( $value ) {
-		$this->set_total_tax( $value );
+     * Alias of self::set_total_tax().
+     *
+     * @since 1.0.19
+     * @param  float $value tax total.
+     */
+    public function set_tax_total( $value ) {
+        $this->set_total_tax( $value );
     }
 
     /**
-	 * Set the invoice fees amount.
-	 *
-	 * @since 1.0.19
-	 * @param  float $value fees total.
-	 */
-	public function set_total_fees( $value ) {
-		$this->set_prop( 'total_fees', max( 0, $value ) );
+     * Set the invoice fees amount.
+     *
+     * @since 1.0.19
+     * @param  float $value fees total.
+     */
+    public function set_total_fees( $value ) {
+        $this->set_prop( 'total_fees', max( 0, $value ) );
     }
 
     /**
-	 * Alias of self::set_total_fees().
-	 *
-	 * @since 1.0.19
-	 * @param  float $value fees total.
-	 */
-	public function set_fees_total( $value ) {
-		$this->set_total_fees( $value );
+     * Alias of self::set_total_fees().
+     *
+     * @since 1.0.19
+     * @param  float $value fees total.
+     */
+    public function set_fees_total( $value ) {
+        $this->set_total_fees( $value );
     }
 
     /**
-	 * Set the invoice fees.
-	 *
-	 * @since 1.0.19
-	 * @param  array $value fees.
-	 */
-	public function set_fees( $value ) {
+     * Set the invoice fees.
+     *
+     * @since 1.0.19
+     * @param  array $value fees.
+     */
+    public function set_fees( $value ) {
 
-		if ( ! is_array( $value ) ) {
-			$value = array();
-		}
+        if ( ! is_array( $value ) ) {
+            $value = array();
+        }
 
-		$this->set_prop( 'fees', $value );
+        $this->set_prop( 'fees', $value );
 
     }
 
     /**
-	 * Set the invoice taxes.
-	 *
-	 * @since 1.0.19
-	 * @param  array $value taxes.
-	 */
-	public function set_taxes( $value ) {
+     * Set the invoice taxes.
+     *
+     * @since 1.0.19
+     * @param  array $value taxes.
+     */
+    public function set_taxes( $value ) {
 
-		if ( ! is_array( $value ) ) {
-			$value = array();
-		}
+        if ( ! is_array( $value ) ) {
+            $value = array();
+        }
 
-		$this->set_prop( 'taxes', $value );
+        $this->set_prop( 'taxes', $value );
 
     }
 
     /**
-	 * Set the invoice discounts.
-	 *
-	 * @since 1.0.19
-	 * @param  array $value discounts.
-	 */
-	public function set_discounts( $value ) {
+     * Set the invoice discounts.
+     *
+     * @since 1.0.19
+     * @param  array $value discounts.
+     */
+    public function set_discounts( $value ) {
 
-		if ( ! is_array( $value ) ) {
-			$value = array();
-		}
+        if ( ! is_array( $value ) ) {
+            $value = array();
+        }
 
-		$this->set_prop( 'discounts', $value );
+        $this->set_prop( 'discounts', $value );
     }
 
     /**
-	 * Set the invoice items.
-	 *
-	 * @since 1.0.19
-	 * @param  GetPaid_Form_Item[] $value items.
-	 */
-	public function set_items( $value ) {
+     * Set the invoice items.
+     *
+     * @since 1.0.19
+     * @param  GetPaid_Form_Item[] $value items.
+     */
+    public function set_items( $value ) {
 
         // Remove existing items.
         $this->set_prop( 'items', array() );
-		$this->recurring_item = null;
+        $this->recurring_item = null;
 
         // Ensure that we have an array.
         if ( ! is_array( $value ) ) {
@@ -2889,95 +2889,95 @@ 
     }
 
     /**
-	 * Set the payment form.
-	 *
-	 * @since 1.0.19
-	 * @param  int $value payment form.
-	 */
-	public function set_payment_form( $value ) {
-		$this->set_prop( 'payment_form', $value );
+     * Set the payment form.
+     *
+     * @since 1.0.19
+     * @param  int $value payment form.
+     */
+    public function set_payment_form( $value ) {
+        $this->set_prop( 'payment_form', $value );
     }
 
     /**
-	 * Set the submission id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value submission id.
-	 */
-	public function set_submission_id( $value ) {
-		$this->set_prop( 'submission_id', $value );
+     * Set the submission id.
+     *
+     * @since 1.0.19
+     * @param  string $value submission id.
+     */
+    public function set_submission_id( $value ) {
+        $this->set_prop( 'submission_id', $value );
     }
 
     /**
-	 * Set the discount code.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value discount code.
-	 */
-	public function set_discount_code( $value ) {
-		$this->set_prop( 'discount_code', sanitize_text_field( $value ) );
+     * Set the discount code.
+     *
+     * @since 1.0.19
+     * @param  string $value discount code.
+     */
+    public function set_discount_code( $value ) {
+        $this->set_prop( 'discount_code', sanitize_text_field( $value ) );
     }
 
     /**
-	 * Set the gateway.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value gateway.
-	 */
-	public function set_gateway( $value ) {
-		$this->set_prop( 'gateway', $value );
+     * Set the gateway.
+     *
+     * @since 1.0.19
+     * @param  string $value gateway.
+     */
+    public function set_gateway( $value ) {
+        $this->set_prop( 'gateway', $value );
     }
 
     /**
-	 * Set the transaction id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value transaction id.
-	 */
-	public function set_transaction_id( $value ) {
-		if ( ! empty( $value ) ) {
-			$this->set_prop( 'transaction_id', $value );
-		}
+     * Set the transaction id.
+     *
+     * @since 1.0.19
+     * @param  string $value transaction id.
+     */
+    public function set_transaction_id( $value ) {
+        if ( ! empty( $value ) ) {
+            $this->set_prop( 'transaction_id', $value );
+        }
     }
 
     /**
-	 * Set the currency id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value currency id.
-	 */
-	public function set_currency( $value ) {
-		$this->set_prop( 'currency', $value );
+     * Set the currency id.
+     *
+     * @since 1.0.19
+     * @param  string $value currency id.
+     */
+    public function set_currency( $value ) {
+        $this->set_prop( 'currency', $value );
     }
 
-	/**
-	 * Set whether to disable taxes.
-	 *
-	 * @since 1.0.19
-	 * @param  bool $value value.
-	 */
-	public function set_disable_taxes( $value ) {
-		$this->set_prop( 'disable_taxes', (bool) $value );
-	}
+    /**
+     * Set whether to disable taxes.
+     *
+     * @since 1.0.19
+     * @param  bool $value value.
+     */
+    public function set_disable_taxes( $value ) {
+        $this->set_prop( 'disable_taxes', (bool) $value );
+    }
 
     /**
-	 * Set the subscription id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value subscription id.
-	 */
-	public function set_subscription_id( $value ) {
-		$this->set_prop( 'subscription_id', $value );
-	}
+     * Set the subscription id.
+     *
+     * @since 1.0.19
+     * @param  string $value subscription id.
+     */
+    public function set_subscription_id( $value ) {
+        $this->set_prop( 'subscription_id', $value );
+    }
 	
-	/**
-	 * Set the remote subscription id.
-	 *
-	 * @since 1.0.19
-	 * @param  string $value subscription id.
-	 */
-	public function set_remote_subscription_id( $value ) {
-		$this->set_prop( 'remote_subscription_id', $value );
+    /**
+     * Set the remote subscription id.
+     *
+     * @since 1.0.19
+     * @param  string $value subscription id.
+     */
+    public function set_remote_subscription_id( $value ) {
+        $this->set_prop( 'remote_subscription_id', $value );
     }
 
     /*
@@ -3016,24 +3016,24 @@ 
      */
     public function is_taxable() {
         return ! $this->get_disable_taxes();
-	}
+    }
 
-	/**
-	 * @deprecated
-	 */
-	public function has_vat() {
+    /**
+     * @deprecated
+     */
+    public function has_vat() {
         return $this->is_taxable();
-	}
+    }
 
-	/**
-	 * Checks to see if the invoice requires payment.
-	 */
-	public function is_free() {
+    /**
+     * Checks to see if the invoice requires payment.
+     */
+    public function is_free() {
         $is_free = ( (float) wpinv_round_amount( $this->get_initial_total() ) == 0 );
 
-		if ( $this->is_recurring() && $this->get_recurring_total() > 0 ) {
-			$is_free = false;
-		}
+        if ( $this->is_recurring() && $this->get_recurring_total() > 0 ) {
+            $is_free = false;
+        }
 
         return apply_filters( 'wpinv_invoice_is_free', $is_free, $this );
     }
@@ -3044,46 +3044,46 @@ 
     public function is_paid() {
         $is_paid = $this->has_status( array( 'publish', 'wpi-processing', 'wpi-renewal' ) );
         return apply_filters( 'wpinv_invoice_is_paid', $is_paid, $this );
-	}
+    }
 
-	/**
+    /**
      * Checks if the invoice needs payment.
      */
-	public function needs_payment() {
-		$needs_payment = ! $this->is_paid() && ! $this->is_refunded() && ! $this->is_free();
+    public function needs_payment() {
+        $needs_payment = ! $this->is_paid() && ! $this->is_refunded() && ! $this->is_free();
         return apply_filters( 'wpinv_needs_payment', $needs_payment, $this );
     }
   
-	/**
+    /**
      * Checks if the invoice is refunded.
      */
-	public function is_refunded() {
+    public function is_refunded() {
         $is_refunded = $this->has_status( 'wpi-refunded' );
         return apply_filters( 'wpinv_invoice_is_refunded', $is_refunded, $this );
-	}
+    }
 
-	/**
+    /**
      * Checks if the invoice is held.
      */
-	public function is_held() {
+    public function is_held() {
         $is_held = $this->has_status( 'wpi-onhold' );
         return apply_filters( 'wpinv_invoice_is_held', $is_held, $this );
-	}
+    }
 
-	/**
+    /**
      * Checks if the invoice is due.
      */
-	public function is_due() {
-		$due_date = $this->get_due_date();
-		return empty( $due_date ) ? false : current_time( 'timestamp' ) > strtotime( $due_date );
-	}
+    public function is_due() {
+        $due_date = $this->get_due_date();
+        return empty( $due_date ) ? false : current_time( 'timestamp' ) > strtotime( $due_date );
+    }
 
-	/**
+    /**
      * Checks if the invoice is draft.
      */
-	public function is_draft() {
+    public function is_draft() {
         return $this->has_status( 'draft, auto-draft' );
-	}
+    }
 
     /**
      * Checks if the invoice has a given status.
@@ -3091,9 +3091,9 @@ 
     public function has_status( $status ) {
         $status = wpinv_parse_list( $status );
         return apply_filters( 'wpinv_has_status', in_array( $this->get_status(), $status ), $status );
-	}
+    }
 
-	/**
+    /**
      * Checks if the invoice is of a given type.
      */
     public function is_type( $type ) {
@@ -3116,25 +3116,25 @@ 
      */
     public function has_free_trial() {
         return $this->is_recurring() && 0 == $this->get_initial_total();
-	}
+    }
 
-	/**
+    /**
      * @deprecated
      */
     public function is_free_trial() {
         $this->has_free_trial();
     }
 
-	/**
+    /**
      * Check if the initial payment if 0.
      *
      */
-	public function is_initial_free() {
+    public function is_initial_free() {
         $is_initial_free = ! ( (float) wpinv_round_amount( $this->get_initial_total() ) > 0 );
         return apply_filters( 'wpinv_invoice_is_initial_free', $is_initial_free, $this->get_cart_details(), $this );
     }
 	
-	/**
+    /**
      * Check if the recurring item has a free trial.
      *
      */
@@ -3147,21 +3147,21 @@ 
 
         $item = $this->get_recurring( true );
         return $item->has_free_trial();
-	}
+    }
 
-	/**
+    /**
      * Check if the free trial is a result of a discount.
      */
     public function is_free_trial_from_discount() {
-		return $this->has_free_trial() && ! $this->item_has_free_trial();
-	}
+        return $this->has_free_trial() && ! $this->item_has_free_trial();
+    }
 	
-	/**
+    /**
      * @deprecated
      */
     public function discount_first_payment_only() {
 
-		$discount = wpinv_get_discount_obj( $this->get_discount_code() );
+        $discount = wpinv_get_discount_obj( $this->get_discount_code() );
         if ( ! $discount->exists() || ! $this->is_recurring() ) {
             return true;
         }
@@ -3186,149 +3186,149 @@ 
      */
     public function add_item( $item ) {
 
-		if ( is_array( $item ) ) {
-			$item = $this->process_array_item( $item );
-		}
+        if ( is_array( $item ) ) {
+            $item = $this->process_array_item( $item );
+        }
 
-		if ( is_numeric( $item ) ) {
-			$item = new GetPaid_Form_Item( $item );
-		}
+        if ( is_numeric( $item ) ) {
+            $item = new GetPaid_Form_Item( $item );
+        }
 
         // Make sure that it is available for purchase.
-		if ( $item->get_id() > 0 && ! $item->can_purchase() ) {
-			return new WP_Error( 'invalid_item', __( 'This item is not available for purchase', 'invoicing' ) );
+        if ( $item->get_id() > 0 && ! $item->can_purchase() ) {
+            return new WP_Error( 'invalid_item', __( 'This item is not available for purchase', 'invoicing' ) );
         }
 
         // Do we have a recurring item?
-		if ( $item->is_recurring() ) {
+        if ( $item->is_recurring() ) {
 
-			// An invoice can only contain one recurring item.
-			if ( ! empty( $this->recurring_item )  && $this->recurring_item != (int) $item->get_id() ) {
-				return new WP_Error( 'recurring_item', __( 'An invoice can only contain one recurring item', 'invoicing' ) );
-			}
+            // An invoice can only contain one recurring item.
+            if ( ! empty( $this->recurring_item )  && $this->recurring_item != (int) $item->get_id() ) {
+                return new WP_Error( 'recurring_item', __( 'An invoice can only contain one recurring item', 'invoicing' ) );
+            }
 
-			$this->recurring_item = $item->get_id();
+            $this->recurring_item = $item->get_id();
         }
 
         // Invoice id.
         $item->invoice_id = (int) $this->get_id();
 
-		// Remove duplicates.
-		$this->remove_item( $item->get_id() );
+        // Remove duplicates.
+        $this->remove_item( $item->get_id() );
 
-		// Retrieve all items.
+        // Retrieve all items.
         $items   = $this->get_items();
 
-		// Add new item.
+        // Add new item.
         $items[] = $item;
 
         $this->set_prop( 'items', $items );
 
-		return true;
-	}
+        return true;
+    }
 
-	/**
-	 * Converts an array to an item.
-	 *
-	 * @since 1.0.19
-	 * @return GetPaid_Form_Item
-	 */
-	protected function process_array_item( $array ) {
+    /**
+     * Converts an array to an item.
+     *
+     * @since 1.0.19
+     * @return GetPaid_Form_Item
+     */
+    protected function process_array_item( $array ) {
 
-		$item_id = isset( $array['item_id'] ) ? $array['item_id'] : 0;
-		$item    = new GetPaid_Form_Item( $item_id );
+        $item_id = isset( $array['item_id'] ) ? $array['item_id'] : 0;
+        $item    = new GetPaid_Form_Item( $item_id );
 
-		// Set item data.
-		foreach ( array( 'name', 'price', 'description' ) as $key ) {
-			if ( isset( $array[ "item_$key" ] ) ) {
-				$method = "set_$key";
-				$item->$method( $array[ "item_$key" ] );
-			}
-		}
+        // Set item data.
+        foreach ( array( 'name', 'price', 'description' ) as $key ) {
+            if ( isset( $array[ "item_$key" ] ) ) {
+                $method = "set_$key";
+                $item->$method( $array[ "item_$key" ] );
+            }
+        }
 
-		if ( isset( $array['quantity'] ) ) {
-			$item->set_quantity( $array['quantity'] );
-		}
+        if ( isset( $array['quantity'] ) ) {
+            $item->set_quantity( $array['quantity'] );
+        }
 
-		// Set item meta.
-		if ( isset( $array['meta'] ) && is_array( $array['meta'] ) ) {
-			$item->set_item_meta( $array['meta'] );
-		}
+        // Set item meta.
+        if ( isset( $array['meta'] ) && is_array( $array['meta'] ) ) {
+            $item->set_item_meta( $array['meta'] );
+        }
 
-		return $item;
+        return $item;
 
-	}
+    }
 
     /**
-	 * Retrieves a specific item.
-	 *
-	 * @since 1.0.19
-	 * @return GetPaid_Form_Item|null
-	 */
-	public function get_item( $item_id ) {
+     * Retrieves a specific item.
+     *
+     * @since 1.0.19
+     * @return GetPaid_Form_Item|null
+     */
+    public function get_item( $item_id ) {
 
-		foreach ( $this->get_items() as $item ) {
-			if ( (int) $item_id == $item->get_id() ) {
-				return $item;
-			}
-		}
+        foreach ( $this->get_items() as $item ) {
+            if ( (int) $item_id == $item->get_id() ) {
+                return $item;
+            }
+        }
 
-		return null;
+        return null;
     }
 
     /**
-	 * Removes a specific item.
-	 *
-	 * @since 1.0.19
-	 */
-	public function remove_item( $item_id ) {
-		$items   = $this->get_items();
-		$item_id = (int) $item_id;
+     * Removes a specific item.
+     *
+     * @since 1.0.19
+     */
+    public function remove_item( $item_id ) {
+        $items   = $this->get_items();
+        $item_id = (int) $item_id;
 
-		foreach ( $items as $index => $item ) {
-			if ( (int) $item_id == $item->get_id() ) {
-				unset( $items[ $index ] );
-				$this->set_prop( 'items', $items );
+        foreach ( $items as $index => $item ) {
+            if ( (int) $item_id == $item->get_id() ) {
+                unset( $items[ $index ] );
+                $this->set_prop( 'items', $items );
 
-				if ( $item_id == $this->recurring_item ) {
-					$this->recurring_item = null;
-				}
+                if ( $item_id == $this->recurring_item ) {
+                    $this->recurring_item = null;
+                }
 
-			}
-		}
+            }
+        }
 
     }
 
     /**
-	 * Adds a fee to the invoice.
-	 *
-	 * @param array $fee An array of fee details. name, initial_fee, and recurring_fee are required.
-	 * @since 1.0.19
-	 */
+     * Adds a fee to the invoice.
+     *
+     * @param array $fee An array of fee details. name, initial_fee, and recurring_fee are required.
+     * @since 1.0.19
+     */
     public function add_fee( $fee ) {
 
-		$fees                 = $this->get_fees();
-		$fees[ $fee['name'] ] = $fee;
-		$this->set_prop( 'fees', $fees );
+        $fees                 = $this->get_fees();
+        $fees[ $fee['name'] ] = $fee;
+        $this->set_prop( 'fees', $fees );
 
     }
 
     /**
-	 * Retrieves a specific fee.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_fee( $fee ) {
+     * Retrieves a specific fee.
+     *
+     * @since 1.0.19
+     */
+    public function get_fee( $fee ) {
         $fees = $this->get_fees();
-		return isset( $fees[ $fee ] ) ? $fees[ $fee ] : null;
+        return isset( $fees[ $fee ] ) ? $fees[ $fee ] : null;
     }
 
     /**
-	 * Removes a specific fee.
-	 *
-	 * @since 1.0.19
-	 */
-	public function remove_fee( $fee ) {
+     * Removes a specific fee.
+     *
+     * @since 1.0.19
+     */
+    public function remove_fee( $fee ) {
         $fees = $this->get_fees();
         if ( isset( $fees[ $fee ] ) ) {
             unset( $fees[ $fee ] );
@@ -3336,55 +3336,55 @@ 
         }
     }
 
-	/**
-	 * Adds a discount to the invoice.
-	 *
-	 * @param array $discount An array of discount details. name, initial_discount, and recurring_discount are required. Include discount_code if the discount is from a discount code.
-	 * @since 1.0.19
-	 */
-	public function add_discount( $discount ) {
+    /**
+     * Adds a discount to the invoice.
+     *
+     * @param array $discount An array of discount details. name, initial_discount, and recurring_discount are required. Include discount_code if the discount is from a discount code.
+     * @since 1.0.19
+     */
+    public function add_discount( $discount ) {
 
-		$discounts = $this->get_discounts();
-		$discounts[ $discount['name'] ] = $discount;
-		$this->set_prop( 'discounts', $discounts );
+        $discounts = $this->get_discounts();
+        $discounts[ $discount['name'] ] = $discount;
+        $this->set_prop( 'discounts', $discounts );
 
-	}
+    }
 
     /**
-	 * Retrieves a specific discount.
-	 *
-	 * @since 1.0.19
-	 * @return float
-	 */
-	public function get_discount( $discount = false ) {
+     * Retrieves a specific discount.
+     *
+     * @since 1.0.19
+     * @return float
+     */
+    public function get_discount( $discount = false ) {
 
-		// Backwards compatibilty.
-		if ( empty( $discount ) ) {
-			return $this->get_total_discount();
-		}
+        // Backwards compatibilty.
+        if ( empty( $discount ) ) {
+            return $this->get_total_discount();
+        }
 
         $discounts = $this->get_discounts();
-		return isset( $discounts[ $discount ] ) ? $discounts[ $discount ] : null;
+        return isset( $discounts[ $discount ] ) ? $discounts[ $discount ] : null;
     }
 
     /**
-	 * Removes a specific discount.
-	 *
-	 * @since 1.0.19
-	 */
-	public function remove_discount( $discount ) {
+     * Removes a specific discount.
+     *
+     * @since 1.0.19
+     */
+    public function remove_discount( $discount ) {
         $discounts = $this->get_discounts();
         if ( isset( $discounts[ $discount ] ) ) {
             unset( $discounts[ $discount ] );
             $this->set_prop( 'discounts', $discounts );
         }
 
-		if ( 'discount_code' == $discount ) {
-			foreach ( $this->get_items() as $item ) {
-				$item->item_discount           = 0;
-				$item->recurring_item_discount = 0;
-			}
-		}
+        if ( 'discount_code' == $discount ) {
+            foreach ( $this->get_items() as $item ) {
+                $item->item_discount           = 0;
+                $item->recurring_item_discount = 0;
+            }
+        }
 
     }
 
@@ -3397,34 +3397,34 @@ 
         if ( $this->is_taxable() ) {
 
             $taxes                 = $this->get_taxes();
-			$taxes[ $tax['name'] ] = $tax;
-			$this->set_prop( 'taxes', $tax );
+            $taxes[ $tax['name'] ] = $tax;
+            $this->set_prop( 'taxes', $tax );
 
         }
     }
 
     /**
-	 * Retrieves a specific tax.
-	 *
-	 * @since 1.0.19
-	 */
-	public function get_tax( $tax = null ) {
+     * Retrieves a specific tax.
+     *
+     * @since 1.0.19
+     */
+    public function get_tax( $tax = null ) {
 
-		// Backwards compatility.
-		if ( empty( $tax ) ) {
-			return $this->get_total_tax();
-		}
+        // Backwards compatility.
+        if ( empty( $tax ) ) {
+            return $this->get_total_tax();
+        }
 
         $taxes = $this->get_taxes();
-		return isset( $taxes[ $tax ] ) ? $taxes[ $tax ] : null;
+        return isset( $taxes[ $tax ] ) ? $taxes[ $tax ] : null;
     }
 
     /**
-	 * Removes a specific tax.
-	 *
-	 * @since 1.0.19
-	 */
-	public function remove_tax( $tax ) {
+     * Removes a specific tax.
+     *
+     * @since 1.0.19
+     */
+    public function remove_tax( $tax ) {
         $taxes = $this->get_taxes();
         if ( isset( $taxes[ $tax ] ) ) {
             unset( $taxes[ $tax ] );
@@ -3433,183 +3433,183 @@ 
     }
 
     /**
-	 * Recalculates the invoice subtotal.
-	 *
-	 * @since 1.0.19
-	 * @return float The recalculated subtotal
-	 */
-	public function recalculate_subtotal() {
+     * Recalculates the invoice subtotal.
+     *
+     * @since 1.0.19
+     * @return float The recalculated subtotal
+     */
+    public function recalculate_subtotal() {
         $items     = $this->get_items();
-		$subtotal  = 0;
-		$recurring = 0;
+        $subtotal  = 0;
+        $recurring = 0;
 
         foreach ( $items as $item ) {
-			$subtotal  += $item->get_sub_total();
-			$recurring += $item->get_recurring_sub_total();
+            $subtotal  += $item->get_sub_total();
+            $recurring += $item->get_recurring_sub_total();
         }
 
-		if ( wpinv_prices_include_tax() ) {
-			$subtotal  = max( 0, $subtotal - $this->totals['tax']['initial'] );
-			$recurring = max( 0, $recurring - $this->totals['tax']['recurring'] );
-		}
+        if ( wpinv_prices_include_tax() ) {
+            $subtotal  = max( 0, $subtotal - $this->totals['tax']['initial'] );
+            $recurring = max( 0, $recurring - $this->totals['tax']['recurring'] );
+        }
 
-		$current = $this->is_renewal() ? $recurring : $subtotal;
-		$this->set_subtotal( $current );
+        $current = $this->is_renewal() ? $recurring : $subtotal;
+        $this->set_subtotal( $current );
 
-		$this->totals['subtotal'] = array(
-			'initial'   => $subtotal,
-			'recurring' => $recurring,
-		);
+        $this->totals['subtotal'] = array(
+            'initial'   => $subtotal,
+            'recurring' => $recurring,
+        );
 
         return $current;
     }
 
     /**
-	 * Recalculates the invoice discount total.
-	 *
-	 * @since 1.0.19
-	 * @return float The recalculated discount
-	 */
-	public function recalculate_total_discount() {
+     * Recalculates the invoice discount total.
+     *
+     * @since 1.0.19
+     * @return float The recalculated discount
+     */
+    public function recalculate_total_discount() {
         $discounts = $this->get_discounts();
-		$discount  = 0;
-		$recurring = 0;
+        $discount  = 0;
+        $recurring = 0;
 
         foreach ( $discounts as $data ) {
-			$discount  += wpinv_sanitize_amount( $data['initial_discount'] );
-			$recurring += wpinv_sanitize_amount( $data['recurring_discount'] );
-		}
+            $discount  += wpinv_sanitize_amount( $data['initial_discount'] );
+            $recurring += wpinv_sanitize_amount( $data['recurring_discount'] );
+        }
 
-		$current = $this->is_renewal() ? $recurring : $discount;
+        $current = $this->is_renewal() ? $recurring : $discount;
 
-		$this->set_total_discount( $current );
+        $this->set_total_discount( $current );
 
-		$this->totals['discount'] = array(
-			'initial'   => $discount,
-			'recurring' => $recurring,
-		);
+        $this->totals['discount'] = array(
+            'initial'   => $discount,
+            'recurring' => $recurring,
+        );
 
-		return $current;
+        return $current;
 
     }
 
     /**
-	 * Recalculates the invoice tax total.
-	 *
-	 * @since 1.0.19
-	 * @return float The recalculated tax
-	 */
-	public function recalculate_total_tax() {
+     * Recalculates the invoice tax total.
+     *
+     * @since 1.0.19
+     * @return float The recalculated tax
+     */
+    public function recalculate_total_tax() {
 
-		// Maybe disable taxes.
-		$vat_number = $this->get_vat_number();
-		$skip_tax   = GetPaid_Payment_Form_Submission_Taxes::is_eu_transaction( $this->get_country() ) && ! empty( $vat_number );
+        // Maybe disable taxes.
+        $vat_number = $this->get_vat_number();
+        $skip_tax   = GetPaid_Payment_Form_Submission_Taxes::is_eu_transaction( $this->get_country() ) && ! empty( $vat_number );
 
-		if ( wpinv_is_base_country( $this->get_country() ) && 'vat_too' == wpinv_get_option( 'vat_same_country_rule', 'vat_too' ) ) {
-			$skip_tax = false;
-		}
+        if ( wpinv_is_base_country( $this->get_country() ) && 'vat_too' == wpinv_get_option( 'vat_same_country_rule', 'vat_too' ) ) {
+            $skip_tax = false;
+        }
 
-		if ( ! wpinv_use_taxes() || $this->get_disable_taxes() || ! wpinv_is_country_taxable( $this->get_country() ) || $skip_tax   ) {
+        if ( ! wpinv_use_taxes() || $this->get_disable_taxes() || ! wpinv_is_country_taxable( $this->get_country() ) || $skip_tax   ) {
 
-			$this->totals['tax'] = array(
-				'initial'   => 0,
-				'recurring' => 0,
-			);
+            $this->totals['tax'] = array(
+                'initial'   => 0,
+                'recurring' => 0,
+            );
 
-			$this->set_taxes( array() );
-			$current = 0;
-		} else {
+            $this->set_taxes( array() );
+            $current = 0;
+        } else {
 
-			$item_taxes = array();
+            $item_taxes = array();
 
-			foreach ( $this->get_items() as $item ) {
-				$rates    = getpaid_get_item_tax_rates( $item, $this->get_country(), $this->get_state() );
-				$rates    = getpaid_filter_item_tax_rates( $item, $rates );
-				$taxes    = getpaid_calculate_item_taxes( getpaid_get_taxable_amount( $item, false ), $rates );
-				$r_taxes  = getpaid_calculate_item_taxes( getpaid_get_taxable_amount( $item, true ), $rates );
-				foreach ( $taxes as $name => $amount ) {
-					$recurring = isset( $r_taxes[ $name ] ) ? $r_taxes[ $name ] : 0;
-					$tax       = getpaid_prepare_item_tax( $item, $name, $amount, $recurring );
+            foreach ( $this->get_items() as $item ) {
+                $rates    = getpaid_get_item_tax_rates( $item, $this->get_country(), $this->get_state() );
+                $rates    = getpaid_filter_item_tax_rates( $item, $rates );
+                $taxes    = getpaid_calculate_item_taxes( getpaid_get_taxable_amount( $item, false ), $rates );
+                $r_taxes  = getpaid_calculate_item_taxes( getpaid_get_taxable_amount( $item, true ), $rates );
+                foreach ( $taxes as $name => $amount ) {
+                    $recurring = isset( $r_taxes[ $name ] ) ? $r_taxes[ $name ] : 0;
+                    $tax       = getpaid_prepare_item_tax( $item, $name, $amount, $recurring );
 
-					if ( ! isset( $item_taxes[ $name ] ) ) {
-						$item_taxes[ $name ] = $tax;
-						continue;
-					}
+                    if ( ! isset( $item_taxes[ $name ] ) ) {
+                        $item_taxes[ $name ] = $tax;
+                        continue;
+                    }
 
-					$item_taxes[ $name ]['initial_tax']   += $tax['initial_tax'];
-					$item_taxes[ $name ]['recurring_tax'] += $tax['recurring_tax'];
+                    $item_taxes[ $name ]['initial_tax']   += $tax['initial_tax'];
+                    $item_taxes[ $name ]['recurring_tax'] += $tax['recurring_tax'];
 
-				}
+                }
 
-			}
+            }
 
-			$item_taxes = array_replace( $this->get_taxes(), $item_taxes );
-			$this->set_taxes( $item_taxes );
+            $item_taxes = array_replace( $this->get_taxes(), $item_taxes );
+            $this->set_taxes( $item_taxes );
 
-			$initial_tax   = array_sum( wp_list_pluck( $item_taxes, 'initial_tax' ) );
-			$recurring_tax = array_sum( wp_list_pluck( $item_taxes, 'recurring_tax' ) );
+            $initial_tax   = array_sum( wp_list_pluck( $item_taxes, 'initial_tax' ) );
+            $recurring_tax = array_sum( wp_list_pluck( $item_taxes, 'recurring_tax' ) );
 
-			$current = $this->is_renewal() ? $recurring_tax : $initial_tax;
+            $current = $this->is_renewal() ? $recurring_tax : $initial_tax;
 
-			$this->totals['tax'] = array(
-				'initial'   => $initial_tax,
-				'recurring' => $recurring_tax,
-			);
+            $this->totals['tax'] = array(
+                'initial'   => $initial_tax,
+                'recurring' => $recurring_tax,
+            );
 
-		}
+        }
 
-		$this->set_total_tax( $current );
+        $this->set_total_tax( $current );
 
-		return $current;
+        return $current;
 
     }
 
     /**
-	 * Recalculates the invoice fees total.
-	 *
-	 * @since 1.0.19
-	 * @return float The recalculated fee
-	 */
-	public function recalculate_total_fees() {
-		$fees      = $this->get_fees();
-		$fee       = 0;
-		$recurring = 0;
+     * Recalculates the invoice fees total.
+     *
+     * @since 1.0.19
+     * @return float The recalculated fee
+     */
+    public function recalculate_total_fees() {
+        $fees      = $this->get_fees();
+        $fee       = 0;
+        $recurring = 0;
 
         foreach ( $fees as $data ) {
-			$fee       += wpinv_sanitize_amount( $data['initial_fee'] );
-			$recurring += wpinv_sanitize_amount( $data['recurring_fee'] );
-		}
+            $fee       += wpinv_sanitize_amount( $data['initial_fee'] );
+            $recurring += wpinv_sanitize_amount( $data['recurring_fee'] );
+        }
 
-		$current = $this->is_renewal() ? $recurring : $fee;
-		$this->set_total_fees( $current );
+        $current = $this->is_renewal() ? $recurring : $fee;
+        $this->set_total_fees( $current );
 
-		$this->totals['fee'] = array(
-			'initial'   => $fee,
-			'recurring' => $recurring,
-		);
+        $this->totals['fee'] = array(
+            'initial'   => $fee,
+            'recurring' => $recurring,
+        );
 
         $this->set_total_fees( $fee );
         return $current;
     }
 
     /**
-	 * Recalculates the invoice total.
-	 *
-	 * @since 1.0.19
+     * Recalculates the invoice total.
+     *
+     * @since 1.0.19
      * @return float The invoice total
-	 */
-	public function recalculate_total() {
+     */
+    public function recalculate_total() {
         $this->recalculate_total_fees();
         $this->recalculate_total_discount();
-		$this->recalculate_total_tax();
-		$this->recalculate_subtotal();
-		$this->set_total( $this->get_total_tax() + $this->get_total_fees() + $this->get_subtotal() - $this->get_total_discount() );
-		return $this->get_total();
-	}
-
-	/**
-	 * @deprecated
-	 */
+        $this->recalculate_total_tax();
+        $this->recalculate_subtotal();
+        $this->set_total( $this->get_total_tax() + $this->get_total_fees() + $this->get_subtotal() - $this->get_total_discount() );
+        return $this->get_total();
+    }
+
+    /**
+     * @deprecated
+     */
     public function recalculate_totals() {
         $this->recalculate_total();
         $this->save( true );
@@ -3627,7 +3627,7 @@ 
      * Adds a note to an invoice.
      *
      * @param string $note The note being added.
-	 * @return int|false The new note's ID on success, false on failure.
+     * @return int|false The new note's ID on success, false on failure.
      *
      */
     public function add_note( $note = '', $customer_type = false, $added_by_user = false, $system = false ) {
@@ -3637,21 +3637,21 @@ 
             return false;
         }
 
-		$author       = 'System';
-		$author_email = 'bot@wpinvoicing.com';
+        $author       = 'System';
+        $author_email = 'bot@wpinvoicing.com';
 
-		// If this is an admin comment or it has been added by the user.
-		if ( is_user_logged_in() && ( ! $system || $added_by_user ) ) {
-			$user         = get_user_by( 'id', get_current_user_id() );
+        // If this is an admin comment or it has been added by the user.
+        if ( is_user_logged_in() && ( ! $system || $added_by_user ) ) {
+            $user         = get_user_by( 'id', get_current_user_id() );
             $author       = $user->display_name;
             $author_email = $user->user_email;
-		}
+        }
 
-		return getpaid_notes()->add_invoice_note( $this, $note, $author, $author_email, $customer_type );
+        return getpaid_notes()->add_invoice_note( $this, $note, $author, $author_email, $customer_type );
 
-	}
+    }
 
-	/**
+    /**
      * Generates a unique key for the invoice.
      */
     public function generate_key( $string = '' ) {
@@ -3671,113 +3671,113 @@ 
             $number = wpinv_get_next_invoice_number( $this->get_post_type() );
         }
 
-		return wpinv_format_invoice_number( $number, $this->get_post_type() );
-
-	}
-
-	/**
-	 * Handle the status transition.
-	 */
-	protected function status_transition() {
-		$status_transition = $this->status_transition;
-
-		// Reset status transition variable.
-		$this->status_transition = false;
+        return wpinv_format_invoice_number( $number, $this->get_post_type() );
 
-		if ( $status_transition ) {
-			try {
-
-				// Fire a hook for the status change.
-				do_action( 'getpaid_invoice_status_' . $status_transition['to'], $this, $status_transition );
-
-				// @deprecated this is deprecated and will be removed in the future.
-				do_action( 'wpinv_status_' . $status_transition['to'], $this->get_id(), $status_transition['from'] );
-
-				if ( ! empty( $status_transition['from'] ) ) {
-
-					/* translators: 1: old invoice status 2: new invoice status */
-					$transition_note = sprintf( __( 'Status changed from %1$s to %2$s.', 'invoicing' ), wpinv_status_nicename( $status_transition['from'], $this ), wpinv_status_nicename( $status_transition['to'], $this  ) );
-
-					// Fire another hook.
-					do_action( 'getpaid_invoice_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this );
-					do_action( 'getpaid_invoice_status_changed', $this, $status_transition['from'], $status_transition['to'] );
-
-					// @deprecated this is deprecated and will be removed in the future.
-					do_action( 'wpinv_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this->get_id(), $status_transition['from'] );
-
-					// Note the transition occurred.
-					$this->add_note( trim( $status_transition['note'] . ' ' . $transition_note ), false, $status_transition['manual'] );
-
-					// Work out if this was for a payment, and trigger a payment_status hook instead.
-					if (
-						in_array( $status_transition['from'], array( 'wpi-cancelled', 'wpi-pending', 'wpi-failed', 'wpi-refunded', 'wpi-onhold' ), true )
-						&& in_array( $status_transition['to'], array( 'publish', 'wpi-processing', 'wpi-renewal' ), true )
-					) {
-						do_action( 'getpaid_invoice_payment_status_changed', $this, $status_transition );
-					}
-
-					// Work out if this was for a payment reversal, and trigger a payment_status_reversed hook instead.
-					if (
-						in_array( $status_transition['from'], array( 'publish', 'wpi-processing', 'wpi-renewal' ), true )
-						&& in_array( $status_transition['to'], array( 'wpi-cancelled', 'wpi-pending', 'wpi-failed', 'wpi-refunded', 'wpi-onhold' ), true )
-					) {
-						do_action( 'getpaid_invoice_payment_status_reversed', $this, $status_transition );
-					}
-				} else {
-					/* translators: %s: new invoice status */
-					$transition_note = sprintf( __( 'Status set to %s.', 'invoicing' ), wpinv_status_nicename( $status_transition['to'], $this  ) );
-
-					// Note the transition occurred.
-					$this->add_note( trim( $status_transition['note'] . ' ' . $transition_note ), 0, $status_transition['manual'] );
+    }
 
-				}
-			} catch ( Exception $e ) {
-				$this->add_note( __( 'Error during status transition.', 'invoicing' ) . ' ' . $e->getMessage() );
-			}
-		}
-	}
+    /**
+     * Handle the status transition.
+     */
+    protected function status_transition() {
+        $status_transition = $this->status_transition;
+
+        // Reset status transition variable.
+        $this->status_transition = false;
+
+        if ( $status_transition ) {
+            try {
+
+                // Fire a hook for the status change.
+                do_action( 'getpaid_invoice_status_' . $status_transition['to'], $this, $status_transition );
+
+                // @deprecated this is deprecated and will be removed in the future.
+                do_action( 'wpinv_status_' . $status_transition['to'], $this->get_id(), $status_transition['from'] );
+
+                if ( ! empty( $status_transition['from'] ) ) {
+
+                    /* translators: 1: old invoice status 2: new invoice status */
+                    $transition_note = sprintf( __( 'Status changed from %1$s to %2$s.', 'invoicing' ), wpinv_status_nicename( $status_transition['from'], $this ), wpinv_status_nicename( $status_transition['to'], $this  ) );
+
+                    // Fire another hook.
+                    do_action( 'getpaid_invoice_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this );
+                    do_action( 'getpaid_invoice_status_changed', $this, $status_transition['from'], $status_transition['to'] );
+
+                    // @deprecated this is deprecated and will be removed in the future.
+                    do_action( 'wpinv_status_' . $status_transition['from'] . '_to_' . $status_transition['to'], $this->get_id(), $status_transition['from'] );
+
+                    // Note the transition occurred.
+                    $this->add_note( trim( $status_transition['note'] . ' ' . $transition_note ), false, $status_transition['manual'] );
+
+                    // Work out if this was for a payment, and trigger a payment_status hook instead.
+                    if (
+                        in_array( $status_transition['from'], array( 'wpi-cancelled', 'wpi-pending', 'wpi-failed', 'wpi-refunded', 'wpi-onhold' ), true )
+                        && in_array( $status_transition['to'], array( 'publish', 'wpi-processing', 'wpi-renewal' ), true )
+                    ) {
+                        do_action( 'getpaid_invoice_payment_status_changed', $this, $status_transition );
+                    }
+
+                    // Work out if this was for a payment reversal, and trigger a payment_status_reversed hook instead.
+                    if (
+                        in_array( $status_transition['from'], array( 'publish', 'wpi-processing', 'wpi-renewal' ), true )
+                        && in_array( $status_transition['to'], array( 'wpi-cancelled', 'wpi-pending', 'wpi-failed', 'wpi-refunded', 'wpi-onhold' ), true )
+                    ) {
+                        do_action( 'getpaid_invoice_payment_status_reversed', $this, $status_transition );
+                    }
+                } else {
+                    /* translators: %s: new invoice status */
+                    $transition_note = sprintf( __( 'Status set to %s.', 'invoicing' ), wpinv_status_nicename( $status_transition['to'], $this  ) );
+
+                    // Note the transition occurred.
+                    $this->add_note( trim( $status_transition['note'] . ' ' . $transition_note ), 0, $status_transition['manual'] );
+
+                }
+            } catch ( Exception $e ) {
+                $this->add_note( __( 'Error during status transition.', 'invoicing' ) . ' ' . $e->getMessage() );
+            }
+        }
+    }
 
-	/**
-	 * Updates an invoice status.
-	 */
-	public function update_status( $new_status = false, $note = '', $manual = false ) {
+    /**
+     * Updates an invoice status.
+     */
+    public function update_status( $new_status = false, $note = '', $manual = false ) {
 
-		// Fires before updating a status.
-		do_action( 'wpinv_before_invoice_status_change', $this->get_id(), $new_status, $this->get_status( 'edit' ) );
+        // Fires before updating a status.
+        do_action( 'wpinv_before_invoice_status_change', $this->get_id(), $new_status, $this->get_status( 'edit' ) );
 
-		// Update the status.
-		$this->set_status( $new_status, $note, $manual );
+        // Update the status.
+        $this->set_status( $new_status, $note, $manual );
 
-		// Save the order.
-		return $this->save();
+        // Save the order.
+        return $this->save();
 
-	}
+    }
 
-	/**
-	 * @deprecated
-	 */
-	public function refresh_item_ids() {
+    /**
+     * @deprecated
+     */
+    public function refresh_item_ids() {
         $item_ids = implode( ',', array_unique( wp_list_pluck( $this->get_cart_details(), 'item_id' ) ) );
         update_post_meta( $this->get_id(), '_wpinv_item_ids', $item_ids );
-	}
+    }
 
-	/**
-	 * @deprecated
-	 */
-	public function update_items( $temp = false ) {
+    /**
+     * @deprecated
+     */
+    public function update_items( $temp = false ) {
 
-		$this->set_items( $this->get_items() );
+        $this->set_items( $this->get_items() );
 
-		if ( ! $temp ) {
-			$this->save();
-		}
+        if ( ! $temp ) {
+            $this->save();
+        }
 
         return $this;
-	}
+    }
 
-	/**
-	 * @deprecated
-	 */
+    /**
+     * @deprecated
+     */
     public function validate_discount() {
 
         $discount_code = $this->get_discount_code();
@@ -3793,93 +3793,93 @@ 
 
     }
 
-	/**
-	 * Refunds an invoice.
-	 */
+    /**
+     * Refunds an invoice.
+     */
     public function refund() {
-		$this->set_status( 'wpi-refunded' );
+        $this->set_status( 'wpi-refunded' );
         $this->save();
-	}
+    }
 
-	/**
-	 * Marks an invoice as paid.
-	 * 
-	 * @param string $transaction_id
-	 */
+    /**
+     * Marks an invoice as paid.
+     * 
+     * @param string $transaction_id
+     */
     public function mark_paid( $transaction_id = null, $note = '' ) {
 
-		// Set the transaction id.
-		if ( empty( $transaction_id ) ) {
-			$transaction_id = $this->generate_key('trans_');
-		}
+        // Set the transaction id.
+        if ( empty( $transaction_id ) ) {
+            $transaction_id = $this->generate_key('trans_');
+        }
 
-		if ( ! $this->get_transaction_id() ) {
-			$this->set_transaction_id( $transaction_id );
-		}
+        if ( ! $this->get_transaction_id() ) {
+            $this->set_transaction_id( $transaction_id );
+        }
 
-		if ( $this->is_paid() && 'wpi-processing' != $this->get_status() ) {
-			return $this->save();
-		}
+        if ( $this->is_paid() && 'wpi-processing' != $this->get_status() ) {
+            return $this->save();
+        }
 
-		// Set the completed date.
-		$this->set_date_completed( current_time( 'mysql' ) );
+        // Set the completed date.
+        $this->set_date_completed( current_time( 'mysql' ) );
 
-		// Set the new status.
-		$gateway = sanitize_text_field( $this->get_gateway_title() );
-		if ( $this->is_renewal() ) {
+        // Set the new status.
+        $gateway = sanitize_text_field( $this->get_gateway_title() );
+        if ( $this->is_renewal() ) {
 
-			$_note = wp_sprintf( __( 'Renewed via %s', 'invoicing' ), $gateway );
-			$_note = $_note . empty( $note ) ? '' : " ($note)";
+            $_note = wp_sprintf( __( 'Renewed via %s', 'invoicing' ), $gateway );
+            $_note = $_note . empty( $note ) ? '' : " ($note)";
 
-			if ( 'none' == $this->get_gateway() ) {
-				$_note = $note;
-			}
+            if ( 'none' == $this->get_gateway() ) {
+                $_note = $note;
+            }
 
-			$this->set_status( 'wpi-renewal', $_note );
+            $this->set_status( 'wpi-renewal', $_note );
 
-		} else {
+        } else {
 
-			$_note = wp_sprintf( __( 'Paid via %s', 'invoicing' ), $gateway );
-			$_note = $_note . empty( $note ) ? '' : " ($note)";
+            $_note = wp_sprintf( __( 'Paid via %s', 'invoicing' ), $gateway );
+            $_note = $_note . empty( $note ) ? '' : " ($note)";
 
-			if ( 'none' == $this->get_gateway() ) {
-				$_note = $note;
-			}
+            if ( 'none' == $this->get_gateway() ) {
+                $_note = $note;
+            }
 
-			$this->set_status( 'publish', $_note );
+            $this->set_status( 'publish', $_note );
 
-		}
+        }
 
-		// Set checkout mode.
-		$mode = wpinv_is_test_mode( $this->get_gateway() ) ? 'test' : 'live';
-		$this->set_mode( $mode );
+        // Set checkout mode.
+        $mode = wpinv_is_test_mode( $this->get_gateway() ) ? 'test' : 'live';
+        $this->set_mode( $mode );
 
-		// Save the invoice.
+        // Save the invoice.
         $this->save();
-	}
-
-	/**
-	 * Save data to the database.
-	 *
-	 * @since 1.0.19
-	 * @return int invoice ID
-	 */
-	public function save() {
-		$this->maybe_set_date_paid();
-		$this->maybe_set_key();
-		parent::save();
-		$this->clear_cache();
-		$this->status_transition();
-		return $this->get_id();
-	}
-
-	/**
+    }
+
+    /**
+     * Save data to the database.
+     *
+     * @since 1.0.19
+     * @return int invoice ID
+     */
+    public function save() {
+        $this->maybe_set_date_paid();
+        $this->maybe_set_key();
+        parent::save();
+        $this->clear_cache();
+        $this->status_transition();
+        return $this->get_id();
+    }
+
+    /**
      * Clears the subscription's cache.
      */
     public function clear_cache() {
-		wp_cache_delete( $this->get_key(), 'getpaid_invoice_keys_to_invoice_ids' );
-		wp_cache_delete( $this->get_number(), 'getpaid_invoice_numbers_to_invoice_ids' );
-		wp_cache_delete( $this->get_transaction_id(), 'getpaid_invoice_transaction_ids_to_invoice_ids' );
-	}
+        wp_cache_delete( $this->get_key(), 'getpaid_invoice_keys_to_invoice_ids' );
+        wp_cache_delete( $this->get_number(), 'getpaid_invoice_numbers_to_invoice_ids' );
+        wp_cache_delete( $this->get_transaction_id(), 'getpaid_invoice_transaction_ids_to_invoice_ids' );
+    }
 
 }