AyeCode / invoicing

includes/class-getpaid-template.php

Indentation +152 added lines, -152 removed lines

@@ -1,6 +1,6 @@ 
 <?php
 if ( ! defined( 'ABSPATH' ) ) {
-	exit;
+    exit;
 }
 
 /**
@@ -20,29 +20,29 @@ 
     public $templates_url;
 
     /**
-	 * Class constructor.
-	 *
-	 * @since 1.0.19
-	 */
-	public function __construct() {
+     * Class constructor.
+     *
+     * @since 1.0.19
+     */
+    public function __construct() {
 
         $this->templates_dir = apply_filters( 'getpaid_default_templates_dir', WPINV_PLUGIN_DIR . 'templates' );
         $this->templates_url = apply_filters( 'getpaid_default_templates_url', WPINV_PLUGIN_URL . 'templates' );
 
         // Oxygen plugin
-		if ( defined( 'CT_VERSION' ) ) {
-			add_filter( 'wpinv_locate_template', array( $this, 'oxygen_override_template' ), 11, 4 );
-		}
+        if ( defined( 'CT_VERSION' ) ) {
+            add_filter( 'wpinv_locate_template', array( $this, 'oxygen_override_template' ), 11, 4 );
+        }
 
     }
 
     /**
-	 * Checks if this is a preview page
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
-	public function is_preview() {
+     * Checks if this is a preview page
+     *
+     * @since 1.0.19
+     * @return bool
+     */
+    public function is_preview() {
         return $this->is_divi_preview() ||
             $this->is_elementor_preview() ||
             $this->is_beaver_preview() ||
@@ -53,73 +53,73 @@ 
     }
 
     /**
-	 * Checks if this is an elementor preview page
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
-	public function is_elementor_preview() {
-		return isset( $_REQUEST['elementor-preview'] ) || ( is_admin() && isset( $_REQUEST['action'] ) && $_REQUEST['action'] == 'elementor' ) || ( isset( $_REQUEST['action'] ) && $_REQUEST['action'] == 'elementor_ajax' );
-	}
-
-	/**
-	 * Checks if this is a DIVI preview page
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
-	public function is_divi_preview() {
-		return isset( $_REQUEST['et_fb'] ) || isset( $_REQUEST['et_pb_preview'] ) || ( is_admin() && isset( $_REQUEST['action'] ) && $_REQUEST['action'] == 'et_pb' );
-	}
-
-	/**
-	 * Checks if this is a beaver builder preview page
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
-	public function is_beaver_preview() {
-		return isset( $_REQUEST['fl_builder'] );
-	}
-
-	/**
-	 * Checks if this is a siteorigin builder preview page
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
-	public function is_siteorigin_preview() {
-		return ! empty( $_REQUEST['siteorigin_panels_live_editor'] );
-	}
-
-	/**
-	 * Checks if this is a cornerstone builder preview page
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
-	public function is_cornerstone_preview() {
-		return ! empty( $_REQUEST['cornerstone_preview'] ) || basename( $_SERVER['REQUEST_URI'] ) == 'cornerstone-endpoint';
-	}
-
-	/**
-	 * Checks if this is a fusion builder preview page
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
-	public function is_fusion_preview() {
-		return ! empty( $_REQUEST['fb-edit'] ) || ! empty( $_REQUEST['fusion_load_nonce'] );
-	}
-
-	/**
-	 * Checks if this is an oxygen builder preview page
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
-	public function is_oxygen_preview() {
-		return ! empty( $_REQUEST['ct_builder'] ) || ( ! empty( $_REQUEST['action'] ) && ( substr( $_REQUEST['action'], 0, 11 ) === 'oxy_render_' || substr( $_REQUEST['action'], 0, 10 ) === 'ct_render_' ) );
+     * Checks if this is an elementor preview page
+     *
+     * @since 1.0.19
+     * @return bool
+     */
+    public function is_elementor_preview() {
+        return isset( $_REQUEST['elementor-preview'] ) || ( is_admin() && isset( $_REQUEST['action'] ) && $_REQUEST['action'] == 'elementor' ) || ( isset( $_REQUEST['action'] ) && $_REQUEST['action'] == 'elementor_ajax' );
+    }
+
+    /**
+     * Checks if this is a DIVI preview page
+     *
+     * @since 1.0.19
+     * @return bool
+     */
+    public function is_divi_preview() {
+        return isset( $_REQUEST['et_fb'] ) || isset( $_REQUEST['et_pb_preview'] ) || ( is_admin() && isset( $_REQUEST['action'] ) && $_REQUEST['action'] == 'et_pb' );
+    }
+
+    /**
+     * Checks if this is a beaver builder preview page
+     *
+     * @since 1.0.19
+     * @return bool
+     */
+    public function is_beaver_preview() {
+        return isset( $_REQUEST['fl_builder'] );
+    }
+
+    /**
+     * Checks if this is a siteorigin builder preview page
+     *
+     * @since 1.0.19
+     * @return bool
+     */
+    public function is_siteorigin_preview() {
+        return ! empty( $_REQUEST['siteorigin_panels_live_editor'] );
+    }
+
+    /**
+     * Checks if this is a cornerstone builder preview page
+     *
+     * @since 1.0.19
+     * @return bool
+     */
+    public function is_cornerstone_preview() {
+        return ! empty( $_REQUEST['cornerstone_preview'] ) || basename( $_SERVER['REQUEST_URI'] ) == 'cornerstone-endpoint';
+    }
+
+    /**
+     * Checks if this is a fusion builder preview page
+     *
+     * @since 1.0.19
+     * @return bool
+     */
+    public function is_fusion_preview() {
+        return ! empty( $_REQUEST['fb-edit'] ) || ! empty( $_REQUEST['fusion_load_nonce'] );
+    }
+
+    /**
+     * Checks if this is an oxygen builder preview page
+     *
+     * @since 1.0.19
+     * @return bool
+     */
+    public function is_oxygen_preview() {
+        return ! empty( $_REQUEST['ct_builder'] ) || ( ! empty( $_REQUEST['action'] ) && ( substr( $_REQUEST['action'], 0, 11 ) === 'oxy_render_' || substr( $_REQUEST['action'], 0, 10 ) === 'ct_render_' ) );
     }
 
     /**
@@ -129,7 +129,7 @@ 
      * @param string $template_path The template path relative to the theme's root dir. Defaults to 'invoicing'.
      * @param string $default_path The root path to the default template. Defaults to invoicing/templates
      */
-	public function locate_template( $template_name, $template_path = '', $default_path = '' ) {
+    public function locate_template( $template_name, $template_path = '', $default_path = '' ) {
 
         // Load the defaults for the template path and default path.
         $template_path = empty( $template_path ) ? 'invoicing' : $template_path;
@@ -150,22 +150,22 @@ 
     }
 
     /**
-	 * Loads a template
-	 *
-	 * @since 1.0.19
-	 * @return bool
-	 */
-	protected function load_template( $template_name, $template_path, $args ) {
+     * Loads a template
+     *
+     * @since 1.0.19
+     * @return bool
+     */
+    protected function load_template( $template_name, $template_path, $args ) {
 
         if ( is_array( $args ) ) {
             extract( $args );
         }
 
         // Fires before loading a template.
-	    do_action( 'wpinv_before_template_part', $template_name, $template_path, $args );
+        do_action( 'wpinv_before_template_part', $template_name, $template_path, $args );
 
         // Load the template.
-	    include $template_path;
+        include $template_path;
 
         // Fires after loading a template.
         do_action( 'wpinv_after_template_part', $template_name, $template_path, $args );
@@ -182,7 +182,7 @@ 
      * @param string $template_path The templates directory relative to the theme's root dir. Defaults to 'invoicing'.
      * @param string $default_path The root path to the default template. Defaults to invoicing/templates
      */
-	public function display_template( $template_name, $args = array(), $template_path = '', $default_path = '' ) {
+    public function display_template( $template_name, $args = array(), $template_path = '', $default_path = '' ) {
 
         // Locate the template.
         $located = $this->locate_template( $template_name, $template_path, $default_path );
@@ -207,74 +207,74 @@ 
      * @param string $template_path The templates directory relative to the theme's root dir. Defaults to 'invoicing'.
      * @param string $default_path The root path to the default template. Defaults to invoicing/templates
      */
-	public function get_template( $template_name, $args = array(), $template_path = '', $default_path = '' ) {
+    public function get_template( $template_name, $args = array(), $template_path = '', $default_path = '' ) {
         ob_start();
         $this->display_template( $template_name, $args, $template_path, $default_path );
         return ob_get_clean();
     }
 
     /**
-	 * Get the geodirectory templates theme path.
-	 *
-	 *
-	 * @return string Template path.
-	 */
-	public static function get_theme_template_path() {
-		$template   = get_template();
-		$theme_root = get_theme_root( $template );
-
-		return $theme_root . '/' . $template . '/' . untrailingslashit( wpinv_get_theme_template_dir_name() );
-
-	}
-
-	/**
-	 * Oxygen locate theme template.
-	 *
-	 * @param string $template The template.
-	 * @return string The theme template.
-	 */
-	public static function oxygen_locate_template( $template ) {
-
-		if ( empty( $template ) ) {
-			return '';
-		}
-
-		$has_filter = has_filter( 'template', 'ct_oxygen_template_name' );
-
-		// Remove template filter
-		if ( $has_filter ) {
-			remove_filter( 'template', 'ct_oxygen_template_name' );
-		}
-
-		$template = self::get_theme_template_path() . '/' . $template;
-
-		if ( ! file_exists( $template ) ) {
-			$template = '';
-		}
-
-		// Add template filter
-		if ( $has_filter ) {
-			add_filter( 'template', 'ct_oxygen_template_name' );
-		}
-
-		return $template;
-	}
-
-	/**
-	 * Oxygen override theme template.
-	 *
-	 * @param string $located Located template.
-	 * @param string $template_name Template name.
-	 * @return string Located template.
-	 */
-	public function oxygen_override_template( $located, $template_name ) {
+     * Get the geodirectory templates theme path.
+     *
+     *
+     * @return string Template path.
+     */
+    public static function get_theme_template_path() {
+        $template   = get_template();
+        $theme_root = get_theme_root( $template );
+
+        return $theme_root . '/' . $template . '/' . untrailingslashit( wpinv_get_theme_template_dir_name() );
+
+    }
+
+    /**
+     * Oxygen locate theme template.
+     *
+     * @param string $template The template.
+     * @return string The theme template.
+     */
+    public static function oxygen_locate_template( $template ) {
+
+        if ( empty( $template ) ) {
+            return '';
+        }
+
+        $has_filter = has_filter( 'template', 'ct_oxygen_template_name' );
+
+        // Remove template filter
+        if ( $has_filter ) {
+            remove_filter( 'template', 'ct_oxygen_template_name' );
+        }
+
+        $template = self::get_theme_template_path() . '/' . $template;
+
+        if ( ! file_exists( $template ) ) {
+            $template = '';
+        }
+
+        // Add template filter
+        if ( $has_filter ) {
+            add_filter( 'template', 'ct_oxygen_template_name' );
+        }
+
+        return $template;
+    }
+
+    /**
+     * Oxygen override theme template.
+     *
+     * @param string $located Located template.
+     * @param string $template_name Template name.
+     * @return string Located template.
+     */
+    public function oxygen_override_template( $located, $template_name ) {
 
         $oxygen_overide = self::oxygen_locate_template( $template_name );
-		if ( ! empty( $oxygen_overide ) ) {
-			return $oxygen_overide;
-		}
+        if ( ! empty( $oxygen_overide ) ) {
+            return $oxygen_overide;
+        }
 
-		return $located;
-	}
+        return $located;
+    }
 
 }

Spacing +45 added lines, -45 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
 	exit;
 }
 
@@ -26,12 +26,12 @@ 
 	 */
 	public function __construct() {
 
-        $this->templates_dir = apply_filters( 'getpaid_default_templates_dir', WPINV_PLUGIN_DIR . 'templates' );
-        $this->templates_url = apply_filters( 'getpaid_default_templates_url', WPINV_PLUGIN_URL . 'templates' );
+        $this->templates_dir = apply_filters('getpaid_default_templates_dir', WPINV_PLUGIN_DIR . 'templates');
+        $this->templates_url = apply_filters('getpaid_default_templates_url', WPINV_PLUGIN_URL . 'templates');
 
         // Oxygen plugin
-		if ( defined( 'CT_VERSION' ) ) {
-			add_filter( 'wpinv_locate_template', array( $this, 'oxygen_override_template' ), 11, 4 );
+		if (defined('CT_VERSION')) {
+			add_filter('wpinv_locate_template', array($this, 'oxygen_override_template'), 11, 4);
 		}
 
     }
@@ -59,7 +59,7 @@ 
 	 * @return bool
 	 */
 	public function is_elementor_preview() {
-		return isset( $_REQUEST['elementor-preview'] ) || ( is_admin() && isset( $_REQUEST['action'] ) && $_REQUEST['action'] == 'elementor' ) || ( isset( $_REQUEST['action'] ) && $_REQUEST['action'] == 'elementor_ajax' );
+		return isset($_REQUEST['elementor-preview']) || (is_admin() && isset($_REQUEST['action']) && $_REQUEST['action'] == 'elementor') || (isset($_REQUEST['action']) && $_REQUEST['action'] == 'elementor_ajax');
 	}
 
 	/**
@@ -69,7 +69,7 @@ 
 	 * @return bool
 	 */
 	public function is_divi_preview() {
-		return isset( $_REQUEST['et_fb'] ) || isset( $_REQUEST['et_pb_preview'] ) || ( is_admin() && isset( $_REQUEST['action'] ) && $_REQUEST['action'] == 'et_pb' );
+		return isset($_REQUEST['et_fb']) || isset($_REQUEST['et_pb_preview']) || (is_admin() && isset($_REQUEST['action']) && $_REQUEST['action'] == 'et_pb');
 	}
 
 	/**
@@ -79,7 +79,7 @@ 
 	 * @return bool
 	 */
 	public function is_beaver_preview() {
-		return isset( $_REQUEST['fl_builder'] );
+		return isset($_REQUEST['fl_builder']);
 	}
 
 	/**
@@ -89,7 +89,7 @@ 
 	 * @return bool
 	 */
 	public function is_siteorigin_preview() {
-		return ! empty( $_REQUEST['siteorigin_panels_live_editor'] );
+		return !empty($_REQUEST['siteorigin_panels_live_editor']);
 	}
 
 	/**
@@ -99,7 +99,7 @@ 
 	 * @return bool
 	 */
 	public function is_cornerstone_preview() {
-		return ! empty( $_REQUEST['cornerstone_preview'] ) || basename( $_SERVER['REQUEST_URI'] ) == 'cornerstone-endpoint';
+		return !empty($_REQUEST['cornerstone_preview']) || basename($_SERVER['REQUEST_URI']) == 'cornerstone-endpoint';
 	}
 
 	/**
@@ -109,7 +109,7 @@ 
 	 * @return bool
 	 */
 	public function is_fusion_preview() {
-		return ! empty( $_REQUEST['fb-edit'] ) || ! empty( $_REQUEST['fusion_load_nonce'] );
+		return !empty($_REQUEST['fb-edit']) || !empty($_REQUEST['fusion_load_nonce']);
 	}
 
 	/**
@@ -119,7 +119,7 @@ 
 	 * @return bool
 	 */
 	public function is_oxygen_preview() {
-		return ! empty( $_REQUEST['ct_builder'] ) || ( ! empty( $_REQUEST['action'] ) && ( substr( $_REQUEST['action'], 0, 11 ) === 'oxy_render_' || substr( $_REQUEST['action'], 0, 10 ) === 'ct_render_' ) );
+		return !empty($_REQUEST['ct_builder']) || (!empty($_REQUEST['action']) && (substr($_REQUEST['action'], 0, 11) === 'oxy_render_' || substr($_REQUEST['action'], 0, 10) === 'ct_render_'));
     }
 
     /**
@@ -129,24 +129,24 @@ 
      * @param string $template_path The template path relative to the theme's root dir. Defaults to 'invoicing'.
      * @param string $default_path The root path to the default template. Defaults to invoicing/templates
      */
-	public function locate_template( $template_name, $template_path = '', $default_path = '' ) {
+	public function locate_template($template_name, $template_path = '', $default_path = '') {
 
         // Load the defaults for the template path and default path.
-        $template_path = empty( $template_path ) ? 'invoicing' : $template_path;
-        $default_path  = empty( $default_path ) ? $this->templates_dir : $default_path;
-        $default_path  = apply_filters( 'getpaid_template_default_template_path', $default_path, $template_name );
+        $template_path = empty($template_path) ? 'invoicing' : $template_path;
+        $default_path  = empty($default_path) ? $this->templates_dir : $default_path;
+        $default_path  = apply_filters('getpaid_template_default_template_path', $default_path, $template_name);
 
         // Is it overidden?
         $template = locate_template(
-            array( trailingslashit( $template_path ) . $template_name, 'wpinv-' . $template_name )
+            array(trailingslashit($template_path) . $template_name, 'wpinv-' . $template_name)
         );
 
         // If not, load the default template.
-        if ( empty( $template ) ) {
-            $template = trailingslashit( $default_path ) . $template_name;
+        if (empty($template)) {
+            $template = trailingslashit($default_path) . $template_name;
         }
 
-        return apply_filters( 'wpinv_locate_template', $template, $template_name, $template_path, $default_path );
+        return apply_filters('wpinv_locate_template', $template, $template_name, $template_path, $default_path);
     }
 
     /**
@@ -155,20 +155,20 @@ 
 	 * @since 1.0.19
 	 * @return bool
 	 */
-	protected function load_template( $template_name, $template_path, $args ) {
+	protected function load_template($template_name, $template_path, $args) {
 
-        if ( is_array( $args ) ) {
-            extract( $args );
+        if (is_array($args)) {
+            extract($args);
         }
 
         // Fires before loading a template.
-	    do_action( 'wpinv_before_template_part', $template_name, $template_path, $args );
+	    do_action('wpinv_before_template_part', $template_name, $template_path, $args);
 
         // Load the template.
 	    include $template_path;
 
         // Fires after loading a template.
-        do_action( 'wpinv_after_template_part', $template_name, $template_path, $args );
+        do_action('wpinv_after_template_part', $template_name, $template_path, $args);
 
     }
 
@@ -182,18 +182,18 @@ 
      * @param string $template_path The templates directory relative to the theme's root dir. Defaults to 'invoicing'.
      * @param string $default_path The root path to the default template. Defaults to invoicing/templates
      */
-	public function display_template( $template_name, $args = array(), $template_path = '', $default_path = '' ) {
+	public function display_template($template_name, $args = array(), $template_path = '', $default_path = '') {
 
         // Locate the template.
-        $located = $this->locate_template( $template_name, $template_path, $default_path );
+        $located = $this->locate_template($template_name, $template_path, $default_path);
 
         // Abort if the file does not exist.
-        if ( ! file_exists( $located ) ) {
-            getpaid_doing_it_wrong( __METHOD__, sprintf( '<code>%s</code> does not exist.', $located ), '2.0.0' );
+        if (!file_exists($located)) {
+            getpaid_doing_it_wrong(__METHOD__, sprintf('<code>%s</code> does not exist.', $located), '2.0.0');
             return;
         }
 
-        $this->load_template( $template_name, $located, $args );
+        $this->load_template($template_name, $located, $args);
 
     }
 
@@ -207,9 +207,9 @@ 
      * @param string $template_path The templates directory relative to the theme's root dir. Defaults to 'invoicing'.
      * @param string $default_path The root path to the default template. Defaults to invoicing/templates
      */
-	public function get_template( $template_name, $args = array(), $template_path = '', $default_path = '' ) {
+	public function get_template($template_name, $args = array(), $template_path = '', $default_path = '') {
         ob_start();
-        $this->display_template( $template_name, $args, $template_path, $default_path );
+        $this->display_template($template_name, $args, $template_path, $default_path);
         return ob_get_clean();
     }
 
@@ -221,9 +221,9 @@ 
 	 */
 	public static function get_theme_template_path() {
 		$template   = get_template();
-		$theme_root = get_theme_root( $template );
+		$theme_root = get_theme_root($template);
 
-		return $theme_root . '/' . $template . '/' . untrailingslashit( wpinv_get_theme_template_dir_name() );
+		return $theme_root . '/' . $template . '/' . untrailingslashit(wpinv_get_theme_template_dir_name());
 
 	}
 
@@ -233,28 +233,28 @@ 
 	 * @param string $template The template.
 	 * @return string The theme template.
 	 */
-	public static function oxygen_locate_template( $template ) {
+	public static function oxygen_locate_template($template) {
 
-		if ( empty( $template ) ) {
+		if (empty($template)) {
 			return '';
 		}
 
-		$has_filter = has_filter( 'template', 'ct_oxygen_template_name' );
+		$has_filter = has_filter('template', 'ct_oxygen_template_name');
 
 		// Remove template filter
-		if ( $has_filter ) {
-			remove_filter( 'template', 'ct_oxygen_template_name' );
+		if ($has_filter) {
+			remove_filter('template', 'ct_oxygen_template_name');
 		}
 
 		$template = self::get_theme_template_path() . '/' . $template;
 
-		if ( ! file_exists( $template ) ) {
+		if (!file_exists($template)) {
 			$template = '';
 		}
 
 		// Add template filter
-		if ( $has_filter ) {
-			add_filter( 'template', 'ct_oxygen_template_name' );
+		if ($has_filter) {
+			add_filter('template', 'ct_oxygen_template_name');
 		}
 
 		return $template;
@@ -267,10 +267,10 @@ 
 	 * @param string $template_name Template name.
 	 * @return string Located template.
 	 */
-	public function oxygen_override_template( $located, $template_name ) {
+	public function oxygen_override_template($located, $template_name) {
 
-        $oxygen_overide = self::oxygen_locate_template( $template_name );
-		if ( ! empty( $oxygen_overide ) ) {
+        $oxygen_overide = self::oxygen_locate_template($template_name);
+		if (!empty($oxygen_overide)) {
 			return $oxygen_overide;
 		}
 

includes/class-wpinv-db.php

Indentation +232 added lines, -232 removed lines

@@ -7,237 +7,237 @@
 
 abstract class Wpinv_DB {
 
-	/**
-	 * The name of our database table
-	 *
-	 * @access  public
-	 * @since   1.0.0
-	 */
-	public $table_name;
-
-	/**
-	 * The version of our database table
-	 *
-	 * @access  public
-	 * @since   1.0.0
-	 */
-	public $version;
-
-	/**
-	 * The name of the primary column
-	 *
-	 * @access  public
-	 * @since   1.0.0
-	 */
-	public $primary_key;
-
-	/**
-	 * Get things started
-	 *
-	 * @access  public
-	 * @since   1.0.0
-	 */
-	public function __construct() {}
-
-	/**
-	 * Whitelist of columns
-	 *
-	 * @access  public
-	 * @since   1.0.0
-	 * @return  array
-	 */
-	public function get_columns() {
-		return array();
-	}
-
-	/**
-	 * Default column values
-	 *
-	 * @access  public
-	 * @since   1.0.0
-	 * @return  array
-	 */
-	public function get_column_defaults() {
-		return array();
-	}
-
-	/**
-	 * Retrieve a row by the primary key
-	 *
-	 * @access  public
-	 * @since   1.0.0
-	 * @return  object
-	 */
-	public function get( $row_id ) {
-		global $wpdb;
-		return $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $this->table_name WHERE $this->primary_key = %s LIMIT 1;", $row_id ) );
-	}
-
-	/**
-	 * Retrieve a row by a specific column / value
-	 *
-	 * @access  public
-	 * @since   1.0.0
-	 * @return  object
-	 */
-	public function get_by( $column, $row_id ) {
-		global $wpdb;
-		$column = esc_sql( $column );
-		return $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $this->table_name WHERE $column = %s LIMIT 1;", $row_id ) );
-	}
-
-	/**
-	 * Retrieve a specific column's value by the primary key
-	 *
-	 * @access  public
-	 * @since   1.0.0
-	 * @return  string
-	 */
-	public function get_column( $column, $row_id ) {
-		global $wpdb;
-		$column = esc_sql( $column );
-		return $wpdb->get_var( $wpdb->prepare( "SELECT $column FROM $this->table_name WHERE $this->primary_key = %s LIMIT 1;", $row_id ) );
-	}
-
-	/**
-	 * Retrieve a specific column's value by the the specified column / value
-	 *
-	 * @access  public
-	 * @since   1.0.0
-	 * @return  string
-	 */
-	public function get_column_by( $column, $column_where, $column_value ) {
-		global $wpdb;
-		$column_where = esc_sql( $column_where );
-		$column       = esc_sql( $column );
-		return $wpdb->get_var( $wpdb->prepare( "SELECT $column FROM $this->table_name WHERE $column_where = %s LIMIT 1;", $column_value ) );
-	}
-
-	/**
-	 * Insert a new row
-	 *
-	 * @access  public
-	 * @since   1.0.0
-	 * @return  int
-	 */
-	public function insert( $data, $type = '' ) {
-		global $wpdb;
-
-		// Set default values
-		$data = wp_parse_args( $data, $this->get_column_defaults() );
-
-		do_action( 'wpinv_pre_insert_' . $type, $data );
-
-		// Initialise column format array
-		$column_formats = $this->get_columns();
-
-		// Force fields to lower case
-		$data = array_change_key_case( $data );
-
-		// White list columns
-		$data = array_intersect_key( $data, $column_formats );
-
-		// Reorder $column_formats to match the order of columns given in $data
-		$data_keys = array_keys( $data );
-		$column_formats = array_merge( array_flip( $data_keys ), $column_formats );
-
-		$wpdb->insert( $this->table_name, $data, $column_formats );
-		$wpdb_insert_id = $wpdb->insert_id;
-
-		do_action( 'wpinv_post_insert_' . $type, $wpdb_insert_id, $data );
-
-		return $wpdb_insert_id;
-	}
-
-	/**
-	 * Update a row
-	 *
-	 * @access  public
-	 * @since   1.0.0
-	 * @return  bool
-	 */
-	public function update( $row_id, $data = array(), $where = '' ) {
-
-		global $wpdb;
-
-		// Row ID must be positive integer
-		$row_id = absint( $row_id );
-
-		if ( empty( $row_id ) ) {
-			return false;
-		}
-
-		if ( empty( $where ) ) {
-			$where = $this->primary_key;
-		}
-
-		// Initialise column format array
-		$column_formats = $this->get_columns();
-
-		// Force fields to lower case
-		$data = array_change_key_case( $data );
-
-		// White list columns
-		$data = array_intersect_key( $data, $column_formats );
-
-		// Reorder $column_formats to match the order of columns given in $data
-		$data_keys = array_keys( $data );
-		$column_formats = array_merge( array_flip( $data_keys ), $column_formats );
-
-		if ( false === $wpdb->update( $this->table_name, $data, array( $where => $row_id ), $column_formats ) ) {
-			return false;
-		}
-
-		return true;
-	}
-
-	/**
-	 * Delete a row identified by the primary key
-	 *
-	 * @access  public
-	 * @since   1.0.0
-	 * @return  bool
-	 */
-	public function delete( $row_id = 0 ) {
-
-		global $wpdb;
-
-		// Row ID must be positive integer
-		$row_id = absint( $row_id );
-
-		if ( empty( $row_id ) ) {
-			return false;
-		}
-
-		if ( false === $wpdb->query( $wpdb->prepare( "DELETE FROM $this->table_name WHERE $this->primary_key = %d", $row_id ) ) ) {
-			return false;
-		}
-
-		return true;
-	}
-
-	/**
-	 * Check if the given table exists
-	 *
-	 * @since  2.4
-	 * @param  string $table The table name
-	 * @return bool          If the table name exists
-	 */
-	public function table_exists( $table ) {
-		global $wpdb;
-		$table = sanitize_text_field( $table );
-
-		return $wpdb->get_var( $wpdb->prepare( "SHOW TABLES LIKE '%s'", $table ) ) === $table;
-	}
-
-	/**
-	 * Check if the table was ever installed
-	 *
-	 * @since  2.4
-	 * @return bool Returns if the customers table was installed and upgrade routine run
-	 */
-	public function installed() {
-		return $this->table_exists( $this->table_name );
-	}
+    /**
+     * The name of our database table
+     *
+     * @access  public
+     * @since   1.0.0
+     */
+    public $table_name;
+
+    /**
+     * The version of our database table
+     *
+     * @access  public
+     * @since   1.0.0
+     */
+    public $version;
+
+    /**
+     * The name of the primary column
+     *
+     * @access  public
+     * @since   1.0.0
+     */
+    public $primary_key;
+
+    /**
+     * Get things started
+     *
+     * @access  public
+     * @since   1.0.0
+     */
+    public function __construct() {}
+
+    /**
+     * Whitelist of columns
+     *
+     * @access  public
+     * @since   1.0.0
+     * @return  array
+     */
+    public function get_columns() {
+        return array();
+    }
+
+    /**
+     * Default column values
+     *
+     * @access  public
+     * @since   1.0.0
+     * @return  array
+     */
+    public function get_column_defaults() {
+        return array();
+    }
+
+    /**
+     * Retrieve a row by the primary key
+     *
+     * @access  public
+     * @since   1.0.0
+     * @return  object
+     */
+    public function get( $row_id ) {
+        global $wpdb;
+        return $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $this->table_name WHERE $this->primary_key = %s LIMIT 1;", $row_id ) );
+    }
+
+    /**
+     * Retrieve a row by a specific column / value
+     *
+     * @access  public
+     * @since   1.0.0
+     * @return  object
+     */
+    public function get_by( $column, $row_id ) {
+        global $wpdb;
+        $column = esc_sql( $column );
+        return $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $this->table_name WHERE $column = %s LIMIT 1;", $row_id ) );
+    }
+
+    /**
+     * Retrieve a specific column's value by the primary key
+     *
+     * @access  public
+     * @since   1.0.0
+     * @return  string
+     */
+    public function get_column( $column, $row_id ) {
+        global $wpdb;
+        $column = esc_sql( $column );
+        return $wpdb->get_var( $wpdb->prepare( "SELECT $column FROM $this->table_name WHERE $this->primary_key = %s LIMIT 1;", $row_id ) );
+    }
+
+    /**
+     * Retrieve a specific column's value by the the specified column / value
+     *
+     * @access  public
+     * @since   1.0.0
+     * @return  string
+     */
+    public function get_column_by( $column, $column_where, $column_value ) {
+        global $wpdb;
+        $column_where = esc_sql( $column_where );
+        $column       = esc_sql( $column );
+        return $wpdb->get_var( $wpdb->prepare( "SELECT $column FROM $this->table_name WHERE $column_where = %s LIMIT 1;", $column_value ) );
+    }
+
+    /**
+     * Insert a new row
+     *
+     * @access  public
+     * @since   1.0.0
+     * @return  int
+     */
+    public function insert( $data, $type = '' ) {
+        global $wpdb;
+
+        // Set default values
+        $data = wp_parse_args( $data, $this->get_column_defaults() );
+
+        do_action( 'wpinv_pre_insert_' . $type, $data );
+
+        // Initialise column format array
+        $column_formats = $this->get_columns();
+
+        // Force fields to lower case
+        $data = array_change_key_case( $data );
+
+        // White list columns
+        $data = array_intersect_key( $data, $column_formats );
+
+        // Reorder $column_formats to match the order of columns given in $data
+        $data_keys = array_keys( $data );
+        $column_formats = array_merge( array_flip( $data_keys ), $column_formats );
+
+        $wpdb->insert( $this->table_name, $data, $column_formats );
+        $wpdb_insert_id = $wpdb->insert_id;
+
+        do_action( 'wpinv_post_insert_' . $type, $wpdb_insert_id, $data );
+
+        return $wpdb_insert_id;
+    }
+
+    /**
+     * Update a row
+     *
+     * @access  public
+     * @since   1.0.0
+     * @return  bool
+     */
+    public function update( $row_id, $data = array(), $where = '' ) {
+
+        global $wpdb;
+
+        // Row ID must be positive integer
+        $row_id = absint( $row_id );
+
+        if ( empty( $row_id ) ) {
+            return false;
+        }
+
+        if ( empty( $where ) ) {
+            $where = $this->primary_key;
+        }
+
+        // Initialise column format array
+        $column_formats = $this->get_columns();
+
+        // Force fields to lower case
+        $data = array_change_key_case( $data );
+
+        // White list columns
+        $data = array_intersect_key( $data, $column_formats );
+
+        // Reorder $column_formats to match the order of columns given in $data
+        $data_keys = array_keys( $data );
+        $column_formats = array_merge( array_flip( $data_keys ), $column_formats );
+
+        if ( false === $wpdb->update( $this->table_name, $data, array( $where => $row_id ), $column_formats ) ) {
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * Delete a row identified by the primary key
+     *
+     * @access  public
+     * @since   1.0.0
+     * @return  bool
+     */
+    public function delete( $row_id = 0 ) {
+
+        global $wpdb;
+
+        // Row ID must be positive integer
+        $row_id = absint( $row_id );
+
+        if ( empty( $row_id ) ) {
+            return false;
+        }
+
+        if ( false === $wpdb->query( $wpdb->prepare( "DELETE FROM $this->table_name WHERE $this->primary_key = %d", $row_id ) ) ) {
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * Check if the given table exists
+     *
+     * @since  2.4
+     * @param  string $table The table name
+     * @return bool          If the table name exists
+     */
+    public function table_exists( $table ) {
+        global $wpdb;
+        $table = sanitize_text_field( $table );
+
+        return $wpdb->get_var( $wpdb->prepare( "SHOW TABLES LIKE '%s'", $table ) ) === $table;
+    }
+
+    /**
+     * Check if the table was ever installed
+     *
+     * @since  2.4
+     * @return bool Returns if the customers table was installed and upgrade routine run
+     */
+    public function installed() {
+        return $this->table_exists( $this->table_name );
+    }
 
 }

Spacing +39 added lines, -39 removed lines

@@ -1,7 +1,7 @@ 
 <?php
 
 // Exit if accessed directly
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
 exit;
 }
 
@@ -68,9 +68,9 @@ 
 	 * @since   1.0.0
 	 * @return  object
 	 */
-	public function get( $row_id ) {
+	public function get($row_id) {
 		global $wpdb;
-		return $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $this->table_name WHERE $this->primary_key = %s LIMIT 1;", $row_id ) );
+		return $wpdb->get_row($wpdb->prepare("SELECT * FROM $this->table_name WHERE $this->primary_key = %s LIMIT 1;", $row_id));
 	}
 
 	/**
@@ -80,10 +80,10 @@ 
 	 * @since   1.0.0
 	 * @return  object
 	 */
-	public function get_by( $column, $row_id ) {
+	public function get_by($column, $row_id) {
 		global $wpdb;
-		$column = esc_sql( $column );
-		return $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $this->table_name WHERE $column = %s LIMIT 1;", $row_id ) );
+		$column = esc_sql($column);
+		return $wpdb->get_row($wpdb->prepare("SELECT * FROM $this->table_name WHERE $column = %s LIMIT 1;", $row_id));
 	}
 
 	/**
@@ -93,10 +93,10 @@ 
 	 * @since   1.0.0
 	 * @return  string
 	 */
-	public function get_column( $column, $row_id ) {
+	public function get_column($column, $row_id) {
 		global $wpdb;
-		$column = esc_sql( $column );
-		return $wpdb->get_var( $wpdb->prepare( "SELECT $column FROM $this->table_name WHERE $this->primary_key = %s LIMIT 1;", $row_id ) );
+		$column = esc_sql($column);
+		return $wpdb->get_var($wpdb->prepare("SELECT $column FROM $this->table_name WHERE $this->primary_key = %s LIMIT 1;", $row_id));
 	}
 
 	/**
@@ -106,11 +106,11 @@ 
 	 * @since   1.0.0
 	 * @return  string
 	 */
-	public function get_column_by( $column, $column_where, $column_value ) {
+	public function get_column_by($column, $column_where, $column_value) {
 		global $wpdb;
-		$column_where = esc_sql( $column_where );
-		$column       = esc_sql( $column );
-		return $wpdb->get_var( $wpdb->prepare( "SELECT $column FROM $this->table_name WHERE $column_where = %s LIMIT 1;", $column_value ) );
+		$column_where = esc_sql($column_where);
+		$column       = esc_sql($column);
+		return $wpdb->get_var($wpdb->prepare("SELECT $column FROM $this->table_name WHERE $column_where = %s LIMIT 1;", $column_value));
 	}
 
 	/**
@@ -120,31 +120,31 @@ 
 	 * @since   1.0.0
 	 * @return  int
 	 */
-	public function insert( $data, $type = '' ) {
+	public function insert($data, $type = '') {
 		global $wpdb;
 
 		// Set default values
-		$data = wp_parse_args( $data, $this->get_column_defaults() );
+		$data = wp_parse_args($data, $this->get_column_defaults());
 
-		do_action( 'wpinv_pre_insert_' . $type, $data );
+		do_action('wpinv_pre_insert_' . $type, $data);
 
 		// Initialise column format array
 		$column_formats = $this->get_columns();
 
 		// Force fields to lower case
-		$data = array_change_key_case( $data );
+		$data = array_change_key_case($data);
 
 		// White list columns
-		$data = array_intersect_key( $data, $column_formats );
+		$data = array_intersect_key($data, $column_formats);
 
 		// Reorder $column_formats to match the order of columns given in $data
-		$data_keys = array_keys( $data );
-		$column_formats = array_merge( array_flip( $data_keys ), $column_formats );
+		$data_keys = array_keys($data);
+		$column_formats = array_merge(array_flip($data_keys), $column_formats);
 
-		$wpdb->insert( $this->table_name, $data, $column_formats );
+		$wpdb->insert($this->table_name, $data, $column_formats);
 		$wpdb_insert_id = $wpdb->insert_id;
 
-		do_action( 'wpinv_post_insert_' . $type, $wpdb_insert_id, $data );
+		do_action('wpinv_post_insert_' . $type, $wpdb_insert_id, $data);
 
 		return $wpdb_insert_id;
 	}
@@ -156,18 +156,18 @@ 
 	 * @since   1.0.0
 	 * @return  bool
 	 */
-	public function update( $row_id, $data = array(), $where = '' ) {
+	public function update($row_id, $data = array(), $where = '') {
 
 		global $wpdb;
 
 		// Row ID must be positive integer
-		$row_id = absint( $row_id );
+		$row_id = absint($row_id);
 
-		if ( empty( $row_id ) ) {
+		if (empty($row_id)) {
 			return false;
 		}
 
-		if ( empty( $where ) ) {
+		if (empty($where)) {
 			$where = $this->primary_key;
 		}
 
@@ -175,16 +175,16 @@ 
 		$column_formats = $this->get_columns();
 
 		// Force fields to lower case
-		$data = array_change_key_case( $data );
+		$data = array_change_key_case($data);
 
 		// White list columns
-		$data = array_intersect_key( $data, $column_formats );
+		$data = array_intersect_key($data, $column_formats);
 
 		// Reorder $column_formats to match the order of columns given in $data
-		$data_keys = array_keys( $data );
-		$column_formats = array_merge( array_flip( $data_keys ), $column_formats );
+		$data_keys = array_keys($data);
+		$column_formats = array_merge(array_flip($data_keys), $column_formats);
 
-		if ( false === $wpdb->update( $this->table_name, $data, array( $where => $row_id ), $column_formats ) ) {
+		if (false === $wpdb->update($this->table_name, $data, array($where => $row_id), $column_formats)) {
 			return false;
 		}
 
@@ -198,18 +198,18 @@ 
 	 * @since   1.0.0
 	 * @return  bool
 	 */
-	public function delete( $row_id = 0 ) {
+	public function delete($row_id = 0) {
 
 		global $wpdb;
 
 		// Row ID must be positive integer
-		$row_id = absint( $row_id );
+		$row_id = absint($row_id);
 
-		if ( empty( $row_id ) ) {
+		if (empty($row_id)) {
 			return false;
 		}
 
-		if ( false === $wpdb->query( $wpdb->prepare( "DELETE FROM $this->table_name WHERE $this->primary_key = %d", $row_id ) ) ) {
+		if (false === $wpdb->query($wpdb->prepare("DELETE FROM $this->table_name WHERE $this->primary_key = %d", $row_id))) {
 			return false;
 		}
 
@@ -223,11 +223,11 @@ 
 	 * @param  string $table The table name
 	 * @return bool          If the table name exists
 	 */
-	public function table_exists( $table ) {
+	public function table_exists($table) {
 		global $wpdb;
-		$table = sanitize_text_field( $table );
+		$table = sanitize_text_field($table);
 
-		return $wpdb->get_var( $wpdb->prepare( "SHOW TABLES LIKE '%s'", $table ) ) === $table;
+		return $wpdb->get_var($wpdb->prepare("SHOW TABLES LIKE '%s'", $table)) === $table;
 	}
 
 	/**
@@ -237,7 +237,7 @@ 
 	 * @return bool Returns if the customers table was installed and upgrade routine run
 	 */
 	public function installed() {
-		return $this->table_exists( $this->table_name );
+		return $this->table_exists($this->table_name);
 	}
 
 }

includes/class-getpaid-daily-maintenance.php

Indentation +137 added lines, -137 removed lines

@@ -12,144 +12,144 @@
  */
 class GetPaid_Daily_Maintenance {
 
-	/**
-	 * Class constructor.
-	 */
-	public function __construct() {
-
-		// Clear deprecated events.
-		add_action( 'wp', array( $this, 'maybe_clear_deprecated_events' ) );
-
-		// (Maybe) schedule a cron that runs daily.
-		add_action( 'wp', array( $this, 'maybe_create_scheduled_event' ) );
-
-		// Fired everyday at 7 a.m (this might vary for sites with few visitors)
-		add_action( 'getpaid_daily_maintenance', array( $this, 'log_cron_run' ) );
-		add_action( 'getpaid_daily_maintenance', array( $this, 'backwards_compat' ) );
-		add_action( 'getpaid_daily_maintenance', array( $this, 'maybe_expire_subscriptions' ) );
-		add_action( 'getpaid_daily_maintenance', array( $this, 'check_renewing_subscriptions' ) );
-		add_action( 'getpaid_daily_maintenance', array( $this, 'maybe_update_geoip_databases' ) );
-
-	}
-
-	/**
-	 * Schedules a cron to run every day at 7 a.m
-	 *
-	 */
-	public function maybe_create_scheduled_event() {
-
-		if ( ! wp_next_scheduled( 'getpaid_daily_maintenance' ) ) {
-			$timestamp = strtotime( 'tomorrow 07:00:00', current_time( 'timestamp' ) );
-			wp_schedule_event( $timestamp, 'daily', 'getpaid_daily_maintenance' );
-		}
-
-	}
-
-	/**
-	 * Clears deprecated events.
-	 *
-	 */
-	public function maybe_clear_deprecated_events() {
-
-		if ( ! get_option( 'wpinv_cleared_old_events' ) ) {
-			wp_clear_scheduled_hook( 'wpinv_register_schedule_event_twicedaily' );
-			wp_clear_scheduled_hook( 'wpinv_register_schedule_event_daily' );
-			update_option( 'wpinv_cleared_old_events', 1 );
-		}
-
-	}
-
-	/**
-	 * Fires the old hook for backwards compatibility.
-	 *
-	 */
-	public function backwards_compat() {
-		do_action( 'wpinv_register_schedule_event_daily' );
-	}
-
-	/**
-	 * Checks for subscriptions that are scheduled to renew.
-	 *
-	 */
-	public function check_renewing_subscriptions() {
-
-		// Fetch subscriptions that expire today.
-		$args  = array(
-			'number'             => -1,
-			'count_total'        => false,
-			'status'             => 'trialling active',
-			'date_expires_query' => array(
-				array(
-					'year'    => date( 'Y', current_time( 'timestamp' ) ),
-					'month'   => date( 'n', current_time( 'timestamp' ) ),
-					'day'     => date( 'j', current_time( 'timestamp' ) ),
-					'compare' => '=',
-				),
-			),
-		);
-
-		$subscriptions = new GetPaid_Subscriptions_Query( $args );
-
-		foreach ( $subscriptions->get_results() as $subscription ) {
-
-			/** @var WPInv_Subscription $subscription */
-			if ( $subscription->is_last_renewal() ) {
-				$subscription->complete();
-			} else {
-				do_action( 'getpaid_should_renew_subscription', $subscription );
-			}
+    /**
+     * Class constructor.
+     */
+    public function __construct() {
+
+        // Clear deprecated events.
+        add_action( 'wp', array( $this, 'maybe_clear_deprecated_events' ) );
+
+        // (Maybe) schedule a cron that runs daily.
+        add_action( 'wp', array( $this, 'maybe_create_scheduled_event' ) );
+
+        // Fired everyday at 7 a.m (this might vary for sites with few visitors)
+        add_action( 'getpaid_daily_maintenance', array( $this, 'log_cron_run' ) );
+        add_action( 'getpaid_daily_maintenance', array( $this, 'backwards_compat' ) );
+        add_action( 'getpaid_daily_maintenance', array( $this, 'maybe_expire_subscriptions' ) );
+        add_action( 'getpaid_daily_maintenance', array( $this, 'check_renewing_subscriptions' ) );
+        add_action( 'getpaid_daily_maintenance', array( $this, 'maybe_update_geoip_databases' ) );
+
+    }
+
+    /**
+     * Schedules a cron to run every day at 7 a.m
+     *
+     */
+    public function maybe_create_scheduled_event() {
+
+        if ( ! wp_next_scheduled( 'getpaid_daily_maintenance' ) ) {
+            $timestamp = strtotime( 'tomorrow 07:00:00', current_time( 'timestamp' ) );
+            wp_schedule_event( $timestamp, 'daily', 'getpaid_daily_maintenance' );
+        }
+
+    }
+
+    /**
+     * Clears deprecated events.
+     *
+     */
+    public function maybe_clear_deprecated_events() {
+
+        if ( ! get_option( 'wpinv_cleared_old_events' ) ) {
+            wp_clear_scheduled_hook( 'wpinv_register_schedule_event_twicedaily' );
+            wp_clear_scheduled_hook( 'wpinv_register_schedule_event_daily' );
+            update_option( 'wpinv_cleared_old_events', 1 );
+        }
+
+    }
+
+    /**
+     * Fires the old hook for backwards compatibility.
+     *
+     */
+    public function backwards_compat() {
+        do_action( 'wpinv_register_schedule_event_daily' );
+    }
+
+    /**
+     * Checks for subscriptions that are scheduled to renew.
+     *
+     */
+    public function check_renewing_subscriptions() {
+
+        // Fetch subscriptions that expire today.
+        $args  = array(
+            'number'             => -1,
+            'count_total'        => false,
+            'status'             => 'trialling active',
+            'date_expires_query' => array(
+                array(
+                    'year'    => date( 'Y', current_time( 'timestamp' ) ),
+                    'month'   => date( 'n', current_time( 'timestamp' ) ),
+                    'day'     => date( 'j', current_time( 'timestamp' ) ),
+                    'compare' => '=',
+                ),
+            ),
+        );
+
+        $subscriptions = new GetPaid_Subscriptions_Query( $args );
+
+        foreach ( $subscriptions->get_results() as $subscription ) {
+
+            /** @var WPInv_Subscription $subscription */
+            if ( $subscription->is_last_renewal() ) {
+                $subscription->complete();
+            } else {
+                do_action( 'getpaid_should_renew_subscription', $subscription );
+            }
 }
 
-	}
-
-	/**
-	 * Expires expired subscriptions.
-	 *
-	 */
-	public function maybe_expire_subscriptions() {
-
-		// Fetch expired subscriptions (skips those that expire today).
-		$args  = array(
-			'number'             => -1,
-			'count_total'        => false,
-			'status'             => 'trialling active failing cancelled',
-			'date_expires_query' => array(
-				'before'    => 'yesterday',
-				'inclusive' => false,
-			),
-		);
-
-		$subscriptions = new GetPaid_Subscriptions_Query( $args );
-
-		foreach ( $subscriptions->get_results() as $subscription ) {
-			if ( apply_filters( 'getpaid_daily_maintenance_should_expire_subscription', false, $subscription ) ) {
-				$subscription->set_status( 'expired' );
-				$subscription->save();
-			}
-		}
-
-	}
-
-	/**
-	 * Logs cron runs.
-	 *
-	 */
-	public function log_cron_run() {
-		wpinv_error_log( 'GetPaid Daily Cron', false );
-	}
-
-	/**
-	 * Updates GeoIP databases.
-	 *
-	 */
-	public function maybe_update_geoip_databases() {
-		$updated = get_transient( 'getpaid_updated_geoip_databases' );
-
-		if ( false === $updated ) {
-			set_transient( 'getpaid_updated_geoip_databases', 1, 15 * DAY_IN_SECONDS );
-			do_action( 'getpaid_update_geoip_databases' );
-		}
-
-	}
+    }
+
+    /**
+     * Expires expired subscriptions.
+     *
+     */
+    public function maybe_expire_subscriptions() {
+
+        // Fetch expired subscriptions (skips those that expire today).
+        $args  = array(
+            'number'             => -1,
+            'count_total'        => false,
+            'status'             => 'trialling active failing cancelled',
+            'date_expires_query' => array(
+                'before'    => 'yesterday',
+                'inclusive' => false,
+            ),
+        );
+
+        $subscriptions = new GetPaid_Subscriptions_Query( $args );
+
+        foreach ( $subscriptions->get_results() as $subscription ) {
+            if ( apply_filters( 'getpaid_daily_maintenance_should_expire_subscription', false, $subscription ) ) {
+                $subscription->set_status( 'expired' );
+                $subscription->save();
+            }
+        }
+
+    }
+
+    /**
+     * Logs cron runs.
+     *
+     */
+    public function log_cron_run() {
+        wpinv_error_log( 'GetPaid Daily Cron', false );
+    }
+
+    /**
+     * Updates GeoIP databases.
+     *
+     */
+    public function maybe_update_geoip_databases() {
+        $updated = get_transient( 'getpaid_updated_geoip_databases' );
+
+        if ( false === $updated ) {
+            set_transient( 'getpaid_updated_geoip_databases', 1, 15 * DAY_IN_SECONDS );
+            do_action( 'getpaid_update_geoip_databases' );
+        }
+
+    }
 
 }

Spacing +34 added lines, -34 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Daily maintenance class.
@@ -18,17 +18,17 @@ 
 	public function __construct() {
 
 		// Clear deprecated events.
-		add_action( 'wp', array( $this, 'maybe_clear_deprecated_events' ) );
+		add_action('wp', array($this, 'maybe_clear_deprecated_events'));
 
 		// (Maybe) schedule a cron that runs daily.
-		add_action( 'wp', array( $this, 'maybe_create_scheduled_event' ) );
+		add_action('wp', array($this, 'maybe_create_scheduled_event'));
 
 		// Fired everyday at 7 a.m (this might vary for sites with few visitors)
-		add_action( 'getpaid_daily_maintenance', array( $this, 'log_cron_run' ) );
-		add_action( 'getpaid_daily_maintenance', array( $this, 'backwards_compat' ) );
-		add_action( 'getpaid_daily_maintenance', array( $this, 'maybe_expire_subscriptions' ) );
-		add_action( 'getpaid_daily_maintenance', array( $this, 'check_renewing_subscriptions' ) );
-		add_action( 'getpaid_daily_maintenance', array( $this, 'maybe_update_geoip_databases' ) );
+		add_action('getpaid_daily_maintenance', array($this, 'log_cron_run'));
+		add_action('getpaid_daily_maintenance', array($this, 'backwards_compat'));
+		add_action('getpaid_daily_maintenance', array($this, 'maybe_expire_subscriptions'));
+		add_action('getpaid_daily_maintenance', array($this, 'check_renewing_subscriptions'));
+		add_action('getpaid_daily_maintenance', array($this, 'maybe_update_geoip_databases'));
 
 	}
 
@@ -38,9 +38,9 @@ 
 	 */
 	public function maybe_create_scheduled_event() {
 
-		if ( ! wp_next_scheduled( 'getpaid_daily_maintenance' ) ) {
-			$timestamp = strtotime( 'tomorrow 07:00:00', current_time( 'timestamp' ) );
-			wp_schedule_event( $timestamp, 'daily', 'getpaid_daily_maintenance' );
+		if (!wp_next_scheduled('getpaid_daily_maintenance')) {
+			$timestamp = strtotime('tomorrow 07:00:00', current_time('timestamp'));
+			wp_schedule_event($timestamp, 'daily', 'getpaid_daily_maintenance');
 		}
 
 	}
@@ -51,10 +51,10 @@ 
 	 */
 	public function maybe_clear_deprecated_events() {
 
-		if ( ! get_option( 'wpinv_cleared_old_events' ) ) {
-			wp_clear_scheduled_hook( 'wpinv_register_schedule_event_twicedaily' );
-			wp_clear_scheduled_hook( 'wpinv_register_schedule_event_daily' );
-			update_option( 'wpinv_cleared_old_events', 1 );
+		if (!get_option('wpinv_cleared_old_events')) {
+			wp_clear_scheduled_hook('wpinv_register_schedule_event_twicedaily');
+			wp_clear_scheduled_hook('wpinv_register_schedule_event_daily');
+			update_option('wpinv_cleared_old_events', 1);
 		}
 
 	}
@@ -64,7 +64,7 @@ 
 	 *
 	 */
 	public function backwards_compat() {
-		do_action( 'wpinv_register_schedule_event_daily' );
+		do_action('wpinv_register_schedule_event_daily');
 	}
 
 	/**
@@ -74,29 +74,29 @@ 
 	public function check_renewing_subscriptions() {
 
 		// Fetch subscriptions that expire today.
-		$args  = array(
+		$args = array(
 			'number'             => -1,
 			'count_total'        => false,
 			'status'             => 'trialling active',
 			'date_expires_query' => array(
 				array(
-					'year'    => date( 'Y', current_time( 'timestamp' ) ),
-					'month'   => date( 'n', current_time( 'timestamp' ) ),
-					'day'     => date( 'j', current_time( 'timestamp' ) ),
+					'year'    => date('Y', current_time('timestamp')),
+					'month'   => date('n', current_time('timestamp')),
+					'day'     => date('j', current_time('timestamp')),
 					'compare' => '=',
 				),
 			),
 		);
 
-		$subscriptions = new GetPaid_Subscriptions_Query( $args );
+		$subscriptions = new GetPaid_Subscriptions_Query($args);
 
-		foreach ( $subscriptions->get_results() as $subscription ) {
+		foreach ($subscriptions->get_results() as $subscription) {
 
 			/** @var WPInv_Subscription $subscription */
-			if ( $subscription->is_last_renewal() ) {
+			if ($subscription->is_last_renewal()) {
 				$subscription->complete();
 			} else {
-				do_action( 'getpaid_should_renew_subscription', $subscription );
+				do_action('getpaid_should_renew_subscription', $subscription);
 			}
 }
 
@@ -109,7 +109,7 @@ 
 	public function maybe_expire_subscriptions() {
 
 		// Fetch expired subscriptions (skips those that expire today).
-		$args  = array(
+		$args = array(
 			'number'             => -1,
 			'count_total'        => false,
 			'status'             => 'trialling active failing cancelled',
@@ -119,11 +119,11 @@ 
 			),
 		);
 
-		$subscriptions = new GetPaid_Subscriptions_Query( $args );
+		$subscriptions = new GetPaid_Subscriptions_Query($args);
 
-		foreach ( $subscriptions->get_results() as $subscription ) {
-			if ( apply_filters( 'getpaid_daily_maintenance_should_expire_subscription', false, $subscription ) ) {
-				$subscription->set_status( 'expired' );
+		foreach ($subscriptions->get_results() as $subscription) {
+			if (apply_filters('getpaid_daily_maintenance_should_expire_subscription', false, $subscription)) {
+				$subscription->set_status('expired');
 				$subscription->save();
 			}
 		}
@@ -135,7 +135,7 @@ 
 	 *
 	 */
 	public function log_cron_run() {
-		wpinv_error_log( 'GetPaid Daily Cron', false );
+		wpinv_error_log('GetPaid Daily Cron', false);
 	}
 
 	/**
@@ -143,11 +143,11 @@ 
 	 *
 	 */
 	public function maybe_update_geoip_databases() {
-		$updated = get_transient( 'getpaid_updated_geoip_databases' );
+		$updated = get_transient('getpaid_updated_geoip_databases');
 
-		if ( false === $updated ) {
-			set_transient( 'getpaid_updated_geoip_databases', 1, 15 * DAY_IN_SECONDS );
-			do_action( 'getpaid_update_geoip_databases' );
+		if (false === $updated) {
+			set_transient('getpaid_updated_geoip_databases', 1, 15 * DAY_IN_SECONDS);
+			do_action('getpaid_update_geoip_databases');
 		}
 
 	}

includes/class-wpinv-session-handler.php

Indentation +274 added lines, -274 removed lines

@@ -12,125 +12,125 @@ 
  */
 class WPInv_Session_Handler extends WPInv_Session {
 
-	/**
-	 * Cookie name used for the session.
-	 *
-	 * @var string cookie name
-	 */
-	protected $_cookie;
-
-	/**
-	 * Stores session expiry.
-	 *
-	 * @var int session due to expire timestamp
-	 */
-	protected $_session_expiring;
-
-	/**
-	 * Stores session due to expire timestamp.
-	 *
-	 * @var string session expiration timestamp
-	 */
-	protected $_session_expiration;
-
-	/**
-	 * True when the cookie exists.
-	 *
-	 * @var bool Based on whether a cookie exists.
-	 */
-	protected $_has_cookie = false;
-
-	/**
-	 * Table name for session data.
-	 *
-	 * @var string Custom session table name
-	 */
-	protected $_table;
-
-	/**
-	 * Constructor for the session class.
-	 */
-	public function __construct() {
-
-	    $this->_cookie = apply_filters( 'wpinv_cookie', 'wpinv_session_' . COOKIEHASH );
+    /**
+     * Cookie name used for the session.
+     *
+     * @var string cookie name
+     */
+    protected $_cookie;
+
+    /**
+     * Stores session expiry.
+     *
+     * @var int session due to expire timestamp
+     */
+    protected $_session_expiring;
+
+    /**
+     * Stores session due to expire timestamp.
+     *
+     * @var string session expiration timestamp
+     */
+    protected $_session_expiration;
+
+    /**
+     * True when the cookie exists.
+     *
+     * @var bool Based on whether a cookie exists.
+     */
+    protected $_has_cookie = false;
+
+    /**
+     * Table name for session data.
+     *
+     * @var string Custom session table name
+     */
+    protected $_table;
+
+    /**
+     * Constructor for the session class.
+     */
+    public function __construct() {
+
+        $this->_cookie = apply_filters( 'wpinv_cookie', 'wpinv_session_' . COOKIEHASH );
         add_action( 'init', array( $this, 'init' ), -1 );
-		add_action( 'wp_logout', array( $this, 'destroy_session' ) );
-		add_action( 'wp', array( $this, 'set_customer_session_cookie' ), 10 );
-		add_action( 'shutdown', array( $this, 'save_data' ), 20 );
-
-	}
-
-	/**
-	 * Init hooks and session data.
-	 *
-	 * @since 3.3.0
-	 */
-	public function init() {
-		$this->init_session_cookie();
-
-		if ( ! is_user_logged_in() ) {
-			add_filter( 'nonce_user_logged_out', array( $this, 'nonce_user_logged_out' ), 10, 2 );
-		}
-	}
-
-	/**
-	 * Setup cookie and customer ID.
-	 *
-	 * @since 3.6.0
-	 */
-	public function init_session_cookie() {
-		$cookie = $this->get_session_cookie();
-
-		if ( $cookie ) {
-			$this->_customer_id        = $cookie[0];
-			$this->_session_expiration = $cookie[1];
-			$this->_session_expiring   = $cookie[2];
-			$this->_has_cookie         = true;
-			$this->_data               = $this->get_session_data();
-
-			// If the user logs in, update session.
-			if ( is_user_logged_in() && get_current_user_id() != $this->_customer_id ) {
-				$this->_customer_id = get_current_user_id();
-				$this->_dirty       = true;
-				$this->save_data();
-				$this->set_customer_session_cookie( true );
-			}
-
-			// Update session if its close to expiring.
-			if ( time() > $this->_session_expiring ) {
-				$this->set_session_expiration();
-				$this->update_session_timestamp( $this->_customer_id, $this->_session_expiration );
-			}
-		} else {
-			$this->set_session_expiration();
-			$this->_customer_id = $this->generate_customer_id();
-			$this->_data        = $this->get_session_data();
-		}
-	}
-
-	/**
-	 * Sets the session cookie on-demand (usually after adding an item to the cart).
-	 *
-	 * Since the cookie name (as of 2.1) is prepended with wp, cache systems like batcache will not cache pages when set.
-	 *
-	 * Warning: Cookies will only be set if this is called before the headers are sent.
-	 *
-	 * @param bool $set Should the session cookie be set.
-	 */
-	public function set_customer_session_cookie( $set ) {
-		if ( $set ) {
-			$to_hash           = $this->_customer_id . '|' . $this->_session_expiration;
-			$cookie_hash       = hash_hmac( 'md5', $to_hash, wp_hash( $to_hash ) );
-			$cookie_value      = $this->_customer_id . '||' . $this->_session_expiration . '||' . $this->_session_expiring . '||' . $cookie_hash;
-			$this->_has_cookie = true;
-
-			if ( ! isset( $_COOKIE[ $this->_cookie ] ) || $_COOKIE[ $this->_cookie ] !== $cookie_value ) {
-				$this->setcookie( $this->_cookie, $cookie_value, $this->_session_expiration, $this->use_secure_cookie(), true );
-			}
-		}
-	}
-
-	public function setcookie( $name, $value, $expire = 0, $secure = false, $httponly = false ) {
+        add_action( 'wp_logout', array( $this, 'destroy_session' ) );
+        add_action( 'wp', array( $this, 'set_customer_session_cookie' ), 10 );
+        add_action( 'shutdown', array( $this, 'save_data' ), 20 );
+
+    }
+
+    /**
+     * Init hooks and session data.
+     *
+     * @since 3.3.0
+     */
+    public function init() {
+        $this->init_session_cookie();
+
+        if ( ! is_user_logged_in() ) {
+            add_filter( 'nonce_user_logged_out', array( $this, 'nonce_user_logged_out' ), 10, 2 );
+        }
+    }
+
+    /**
+     * Setup cookie and customer ID.
+     *
+     * @since 3.6.0
+     */
+    public function init_session_cookie() {
+        $cookie = $this->get_session_cookie();
+
+        if ( $cookie ) {
+            $this->_customer_id        = $cookie[0];
+            $this->_session_expiration = $cookie[1];
+            $this->_session_expiring   = $cookie[2];
+            $this->_has_cookie         = true;
+            $this->_data               = $this->get_session_data();
+
+            // If the user logs in, update session.
+            if ( is_user_logged_in() && get_current_user_id() != $this->_customer_id ) {
+                $this->_customer_id = get_current_user_id();
+                $this->_dirty       = true;
+                $this->save_data();
+                $this->set_customer_session_cookie( true );
+            }
+
+            // Update session if its close to expiring.
+            if ( time() > $this->_session_expiring ) {
+                $this->set_session_expiration();
+                $this->update_session_timestamp( $this->_customer_id, $this->_session_expiration );
+            }
+        } else {
+            $this->set_session_expiration();
+            $this->_customer_id = $this->generate_customer_id();
+            $this->_data        = $this->get_session_data();
+        }
+    }
+
+    /**
+     * Sets the session cookie on-demand (usually after adding an item to the cart).
+     *
+     * Since the cookie name (as of 2.1) is prepended with wp, cache systems like batcache will not cache pages when set.
+     *
+     * Warning: Cookies will only be set if this is called before the headers are sent.
+     *
+     * @param bool $set Should the session cookie be set.
+     */
+    public function set_customer_session_cookie( $set ) {
+        if ( $set ) {
+            $to_hash           = $this->_customer_id . '|' . $this->_session_expiration;
+            $cookie_hash       = hash_hmac( 'md5', $to_hash, wp_hash( $to_hash ) );
+            $cookie_value      = $this->_customer_id . '||' . $this->_session_expiration . '||' . $this->_session_expiring . '||' . $cookie_hash;
+            $this->_has_cookie = true;
+
+            if ( ! isset( $_COOKIE[ $this->_cookie ] ) || $_COOKIE[ $this->_cookie ] !== $cookie_value ) {
+                $this->setcookie( $this->_cookie, $cookie_value, $this->_session_expiration, $this->use_secure_cookie(), true );
+            }
+        }
+    }
+
+    public function setcookie( $name, $value, $expire = 0, $secure = false, $httponly = false ) {
         if ( ! headers_sent() ) {
             setcookie( $name, $value, $expire, COOKIEPATH ? COOKIEPATH : '/', COOKIE_DOMAIN, $secure, apply_filters( 'wpinv_cookie_httponly', $httponly, $name, $value, $expire, $secure ) );
         } elseif ( defined( 'WP_DEBUG' ) && WP_DEBUG ) {
@@ -139,86 +139,86 @@ 
         }
     }
 
-	/**
-	 * Should the session cookie be secure?
-	 *
-	 * @since 3.6.0
-	 * @return bool
-	 */
-	protected function use_secure_cookie() {
+    /**
+     * Should the session cookie be secure?
+     *
+     * @since 3.6.0
+     * @return bool
+     */
+    protected function use_secure_cookie() {
         $is_https = false !== strstr( get_option( 'home' ), 'https:' );
-		return apply_filters( 'wpinv_session_use_secure_cookie', $is_https && is_ssl() );
-	}
-
-	/**
-	 * Return true if the current user has an active session, i.e. a cookie to retrieve values.
-	 *
-	 * @return bool
-	 */
-	public function has_session() {
-		return isset( $_COOKIE[ $this->_cookie ] ) || $this->_has_cookie || is_user_logged_in(); // @codingStandardsIgnoreLine.
-	}
-
-	/**
-	 * Set session expiration.
-	 */
-	public function set_session_expiration() {
-		$this->_session_expiring   = time() + intval( apply_filters( 'wpinv_session_expiring', 60 * 60 * 47 ) ); // 47 Hours.
-		$this->_session_expiration = time() + intval( apply_filters( 'wpinv_session_expiration', 60 * 60 * 48 ) ); // 48 Hours.
-	}
-
-	/**
-	 * Generates session ids.
-	 *
-	 * @return string
-	 */
-	public function generate_customer_id() {
-		require_once ABSPATH . 'wp-includes/class-phpass.php';
-		$hasher      = new PasswordHash( 8, false );
-		return md5( $hasher->get_random_bytes( 32 ) );
-	}
-
-	/**
-	 * Get the session cookie, if set. Otherwise return false.
-	 *
-	 * Session cookies without a customer ID are invalid.
-	 *
-	 * @return bool|array
-	 */
-	public function get_session_cookie() {
-		$cookie_value = isset( $_COOKIE[ $this->_cookie ] ) ? wp_unslash( $_COOKIE[ $this->_cookie ] ) : false; // @codingStandardsIgnoreLine.
-
-		if ( empty( $cookie_value ) || ! is_string( $cookie_value ) ) {
-			return false;
-		}
-
-		list( $customer_id, $session_expiration, $session_expiring, $cookie_hash ) = explode( '||', $cookie_value );
-
-		if ( empty( $customer_id ) ) {
-			return false;
-		}
-
-		// Validate hash.
-		$to_hash = $customer_id . '|' . $session_expiration;
-		$hash    = hash_hmac( 'md5', $to_hash, wp_hash( $to_hash ) );
-
-		if ( empty( $cookie_hash ) || ! hash_equals( $hash, $cookie_hash ) ) {
-			return false;
-		}
-
-		return array( $customer_id, $session_expiration, $session_expiring, $cookie_hash );
-	}
-
-	/**
-	 * Get session data.
-	 *
-	 * @return array
-	 */
-	public function get_session_data() {
-		return $this->has_session() ? (array) $this->get_session( $this->_customer_id ) : array();
-	}
-
-	public function generate_key( $customer_id ) {
+        return apply_filters( 'wpinv_session_use_secure_cookie', $is_https && is_ssl() );
+    }
+
+    /**
+     * Return true if the current user has an active session, i.e. a cookie to retrieve values.
+     *
+     * @return bool
+     */
+    public function has_session() {
+        return isset( $_COOKIE[ $this->_cookie ] ) || $this->_has_cookie || is_user_logged_in(); // @codingStandardsIgnoreLine.
+    }
+
+    /**
+     * Set session expiration.
+     */
+    public function set_session_expiration() {
+        $this->_session_expiring   = time() + intval( apply_filters( 'wpinv_session_expiring', 60 * 60 * 47 ) ); // 47 Hours.
+        $this->_session_expiration = time() + intval( apply_filters( 'wpinv_session_expiration', 60 * 60 * 48 ) ); // 48 Hours.
+    }
+
+    /**
+     * Generates session ids.
+     *
+     * @return string
+     */
+    public function generate_customer_id() {
+        require_once ABSPATH . 'wp-includes/class-phpass.php';
+        $hasher      = new PasswordHash( 8, false );
+        return md5( $hasher->get_random_bytes( 32 ) );
+    }
+
+    /**
+     * Get the session cookie, if set. Otherwise return false.
+     *
+     * Session cookies without a customer ID are invalid.
+     *
+     * @return bool|array
+     */
+    public function get_session_cookie() {
+        $cookie_value = isset( $_COOKIE[ $this->_cookie ] ) ? wp_unslash( $_COOKIE[ $this->_cookie ] ) : false; // @codingStandardsIgnoreLine.
+
+        if ( empty( $cookie_value ) || ! is_string( $cookie_value ) ) {
+            return false;
+        }
+
+        list( $customer_id, $session_expiration, $session_expiring, $cookie_hash ) = explode( '||', $cookie_value );
+
+        if ( empty( $customer_id ) ) {
+            return false;
+        }
+
+        // Validate hash.
+        $to_hash = $customer_id . '|' . $session_expiration;
+        $hash    = hash_hmac( 'md5', $to_hash, wp_hash( $to_hash ) );
+
+        if ( empty( $cookie_hash ) || ! hash_equals( $hash, $cookie_hash ) ) {
+            return false;
+        }
+
+        return array( $customer_id, $session_expiration, $session_expiring, $cookie_hash );
+    }
+
+    /**
+     * Get session data.
+     *
+     * @return array
+     */
+    public function get_session_data() {
+        return $this->has_session() ? (array) $this->get_session( $this->_customer_id ) : array();
+    }
+
+    public function generate_key( $customer_id ) {
         if ( ! $customer_id ) {
             return;
         }
@@ -226,68 +226,68 @@ 
         return 'wpi_trans_' . $customer_id;
     }
 
-	/**
-	 * Save data.
-	 */
-	public function save_data() {
-		// Dirty if something changed - prevents saving nothing new.
-		if ( $this->_dirty && $this->has_session() ) {
+    /**
+     * Save data.
+     */
+    public function save_data() {
+        // Dirty if something changed - prevents saving nothing new.
+        if ( $this->_dirty && $this->has_session() ) {
 
             set_transient( $this->generate_key( $this->_customer_id ), $this->_data, $this->_session_expiration );
 
-			$this->_dirty = false;
-		}
-	}
-
-	/**
-	 * Destroy all session data.
-	 */
-	public function destroy_session() {
-		$this->delete_session( $this->_customer_id );
-		$this->forget_session();
-	}
-
-	/**
-	 * Forget all session data without destroying it.
-	 */
-	public function forget_session() {
-		$this->setcookie( $this->_cookie, '', time() - YEAR_IN_SECONDS, $this->use_secure_cookie(), true );
-
-		wpinv_empty_cart();
-
-		$this->_data        = array();
-		$this->_dirty       = false;
-		$this->_customer_id = $this->generate_customer_id();
-	}
-
-	/**
-	 * When a user is logged out, ensure they have a unique nonce by using the customer/session ID.
-	 *
-	 * @param int $uid User ID.
-	 * @return string
-	 */
-	public function nonce_user_logged_out( $uid ) {
-
-		// Check if one of our nonces.
-		if ( substr( $uid, 0, 5 ) === 'wpinv' || substr( $uid, 0, 7 ) === 'getpaid' ) {
-			return $this->has_session() && $this->_customer_id ? $this->_customer_id : $uid;
-		}
-
-		return $uid;
-	}
-
-	/**
-	 * Returns the session.
-	 *
-	 * @param string $customer_id Customer ID.
-	 * @param mixed  $default Default session value.
-	 * @return string|array
-	 */
-	public function get_session( $customer_id, $default = false ) {
-
-		if ( defined( 'WP_SETUP_CONFIG' ) ) {
-			return array();
-		}
+            $this->_dirty = false;
+        }
+    }
+
+    /**
+     * Destroy all session data.
+     */
+    public function destroy_session() {
+        $this->delete_session( $this->_customer_id );
+        $this->forget_session();
+    }
+
+    /**
+     * Forget all session data without destroying it.
+     */
+    public function forget_session() {
+        $this->setcookie( $this->_cookie, '', time() - YEAR_IN_SECONDS, $this->use_secure_cookie(), true );
+
+        wpinv_empty_cart();
+
+        $this->_data        = array();
+        $this->_dirty       = false;
+        $this->_customer_id = $this->generate_customer_id();
+    }
+
+    /**
+     * When a user is logged out, ensure they have a unique nonce by using the customer/session ID.
+     *
+     * @param int $uid User ID.
+     * @return string
+     */
+    public function nonce_user_logged_out( $uid ) {
+
+        // Check if one of our nonces.
+        if ( substr( $uid, 0, 5 ) === 'wpinv' || substr( $uid, 0, 7 ) === 'getpaid' ) {
+            return $this->has_session() && $this->_customer_id ? $this->_customer_id : $uid;
+        }
+
+        return $uid;
+    }
+
+    /**
+     * Returns the session.
+     *
+     * @param string $customer_id Customer ID.
+     * @param mixed  $default Default session value.
+     * @return string|array
+     */
+    public function get_session( $customer_id, $default = false ) {
+
+        if ( defined( 'WP_SETUP_CONFIG' ) ) {
+            return array();
+        }
 
         $key = $this->generate_key( $customer_id );
         $value = get_transient( $key );
@@ -296,30 +296,30 @@ 
             $value = $default;
         }
 
-		return maybe_unserialize( $value );
-	}
+        return maybe_unserialize( $value );
+    }
 
-	/**
-	 * Delete the session from the cache and database.
-	 *
-	 * @param int $customer_id Customer ID.
-	 */
-	public function delete_session( $customer_id ) {
+    /**
+     * Delete the session from the cache and database.
+     *
+     * @param int $customer_id Customer ID.
+     */
+    public function delete_session( $customer_id ) {
 
         $key = $this->generate_key( $customer_id );
 
-		delete_transient( $key );
-	}
+        delete_transient( $key );
+    }
 
-	/**
-	 * Update the session expiry timestamp.
-	 *
-	 * @param string $customer_id Customer ID.
-	 * @param int    $timestamp Timestamp to expire the cookie.
-	 */
-	public function update_session_timestamp( $customer_id, $timestamp ) {
+    /**
+     * Update the session expiry timestamp.
+     *
+     * @param string $customer_id Customer ID.
+     * @param int    $timestamp Timestamp to expire the cookie.
+     */
+    public function update_session_timestamp( $customer_id, $timestamp ) {
 
         set_transient( $this->generate_key( $customer_id ), maybe_serialize( $this->_data ), $timestamp );
 
-	}
+    }
 }

Spacing +58 added lines, -58 removed lines

@@ -5,7 +5,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Session handler class.
@@ -52,11 +52,11 @@ 
 	 */
 	public function __construct() {
 
-	    $this->_cookie = apply_filters( 'wpinv_cookie', 'wpinv_session_' . COOKIEHASH );
-        add_action( 'init', array( $this, 'init' ), -1 );
-		add_action( 'wp_logout', array( $this, 'destroy_session' ) );
-		add_action( 'wp', array( $this, 'set_customer_session_cookie' ), 10 );
-		add_action( 'shutdown', array( $this, 'save_data' ), 20 );
+	    $this->_cookie = apply_filters('wpinv_cookie', 'wpinv_session_' . COOKIEHASH);
+        add_action('init', array($this, 'init'), -1);
+		add_action('wp_logout', array($this, 'destroy_session'));
+		add_action('wp', array($this, 'set_customer_session_cookie'), 10);
+		add_action('shutdown', array($this, 'save_data'), 20);
 
 	}
 
@@ -68,8 +68,8 @@ 
 	public function init() {
 		$this->init_session_cookie();
 
-		if ( ! is_user_logged_in() ) {
-			add_filter( 'nonce_user_logged_out', array( $this, 'nonce_user_logged_out' ), 10, 2 );
+		if (!is_user_logged_in()) {
+			add_filter('nonce_user_logged_out', array($this, 'nonce_user_logged_out'), 10, 2);
 		}
 	}
 
@@ -81,7 +81,7 @@ 
 	public function init_session_cookie() {
 		$cookie = $this->get_session_cookie();
 
-		if ( $cookie ) {
+		if ($cookie) {
 			$this->_customer_id        = $cookie[0];
 			$this->_session_expiration = $cookie[1];
 			$this->_session_expiring   = $cookie[2];
@@ -89,17 +89,17 @@ 
 			$this->_data               = $this->get_session_data();
 
 			// If the user logs in, update session.
-			if ( is_user_logged_in() && get_current_user_id() != $this->_customer_id ) {
+			if (is_user_logged_in() && get_current_user_id() != $this->_customer_id) {
 				$this->_customer_id = get_current_user_id();
 				$this->_dirty       = true;
 				$this->save_data();
-				$this->set_customer_session_cookie( true );
+				$this->set_customer_session_cookie(true);
 			}
 
 			// Update session if its close to expiring.
-			if ( time() > $this->_session_expiring ) {
+			if (time() > $this->_session_expiring) {
 				$this->set_session_expiration();
-				$this->update_session_timestamp( $this->_customer_id, $this->_session_expiration );
+				$this->update_session_timestamp($this->_customer_id, $this->_session_expiration);
 			}
 		} else {
 			$this->set_session_expiration();
@@ -117,25 +117,25 @@ 
 	 *
 	 * @param bool $set Should the session cookie be set.
 	 */
-	public function set_customer_session_cookie( $set ) {
-		if ( $set ) {
+	public function set_customer_session_cookie($set) {
+		if ($set) {
 			$to_hash           = $this->_customer_id . '|' . $this->_session_expiration;
-			$cookie_hash       = hash_hmac( 'md5', $to_hash, wp_hash( $to_hash ) );
+			$cookie_hash       = hash_hmac('md5', $to_hash, wp_hash($to_hash));
 			$cookie_value      = $this->_customer_id . '||' . $this->_session_expiration . '||' . $this->_session_expiring . '||' . $cookie_hash;
 			$this->_has_cookie = true;
 
-			if ( ! isset( $_COOKIE[ $this->_cookie ] ) || $_COOKIE[ $this->_cookie ] !== $cookie_value ) {
-				$this->setcookie( $this->_cookie, $cookie_value, $this->_session_expiration, $this->use_secure_cookie(), true );
+			if (!isset($_COOKIE[$this->_cookie]) || $_COOKIE[$this->_cookie] !== $cookie_value) {
+				$this->setcookie($this->_cookie, $cookie_value, $this->_session_expiration, $this->use_secure_cookie(), true);
 			}
 		}
 	}
 
-	public function setcookie( $name, $value, $expire = 0, $secure = false, $httponly = false ) {
-        if ( ! headers_sent() ) {
-            setcookie( $name, $value, $expire, COOKIEPATH ? COOKIEPATH : '/', COOKIE_DOMAIN, $secure, apply_filters( 'wpinv_cookie_httponly', $httponly, $name, $value, $expire, $secure ) );
-        } elseif ( defined( 'WP_DEBUG' ) && WP_DEBUG ) {
-            headers_sent( $file, $line );
-            trigger_error( "{$name} cookie cannot be set - headers already sent by {$file} on line {$line}", E_USER_NOTICE ); // @codingStandardsIgnoreLine
+	public function setcookie($name, $value, $expire = 0, $secure = false, $httponly = false) {
+        if (!headers_sent()) {
+            setcookie($name, $value, $expire, COOKIEPATH ? COOKIEPATH : '/', COOKIE_DOMAIN, $secure, apply_filters('wpinv_cookie_httponly', $httponly, $name, $value, $expire, $secure));
+        } elseif (defined('WP_DEBUG') && WP_DEBUG) {
+            headers_sent($file, $line);
+            trigger_error("{$name} cookie cannot be set - headers already sent by {$file} on line {$line}", E_USER_NOTICE); // @codingStandardsIgnoreLine
         }
     }
 
@@ -146,8 +146,8 @@ 
 	 * @return bool
 	 */
 	protected function use_secure_cookie() {
-        $is_https = false !== strstr( get_option( 'home' ), 'https:' );
-		return apply_filters( 'wpinv_session_use_secure_cookie', $is_https && is_ssl() );
+        $is_https = false !== strstr(get_option('home'), 'https:');
+		return apply_filters('wpinv_session_use_secure_cookie', $is_https && is_ssl());
 	}
 
 	/**
@@ -156,15 +156,15 @@ 
 	 * @return bool
 	 */
 	public function has_session() {
-		return isset( $_COOKIE[ $this->_cookie ] ) || $this->_has_cookie || is_user_logged_in(); // @codingStandardsIgnoreLine.
+		return isset($_COOKIE[$this->_cookie]) || $this->_has_cookie || is_user_logged_in(); // @codingStandardsIgnoreLine.
 	}
 
 	/**
 	 * Set session expiration.
 	 */
 	public function set_session_expiration() {
-		$this->_session_expiring   = time() + intval( apply_filters( 'wpinv_session_expiring', 60 * 60 * 47 ) ); // 47 Hours.
-		$this->_session_expiration = time() + intval( apply_filters( 'wpinv_session_expiration', 60 * 60 * 48 ) ); // 48 Hours.
+		$this->_session_expiring   = time() + intval(apply_filters('wpinv_session_expiring', 60 * 60 * 47)); // 47 Hours.
+		$this->_session_expiration = time() + intval(apply_filters('wpinv_session_expiration', 60 * 60 * 48)); // 48 Hours.
 	}
 
 	/**
@@ -174,8 +174,8 @@ 
 	 */
 	public function generate_customer_id() {
 		require_once ABSPATH . 'wp-includes/class-phpass.php';
-		$hasher      = new PasswordHash( 8, false );
-		return md5( $hasher->get_random_bytes( 32 ) );
+		$hasher = new PasswordHash(8, false);
+		return md5($hasher->get_random_bytes(32));
 	}
 
 	/**
@@ -186,27 +186,27 @@ 
 	 * @return bool|array
 	 */
 	public function get_session_cookie() {
-		$cookie_value = isset( $_COOKIE[ $this->_cookie ] ) ? wp_unslash( $_COOKIE[ $this->_cookie ] ) : false; // @codingStandardsIgnoreLine.
+		$cookie_value = isset($_COOKIE[$this->_cookie]) ? wp_unslash($_COOKIE[$this->_cookie]) : false; // @codingStandardsIgnoreLine.
 
-		if ( empty( $cookie_value ) || ! is_string( $cookie_value ) ) {
+		if (empty($cookie_value) || !is_string($cookie_value)) {
 			return false;
 		}
 
-		list( $customer_id, $session_expiration, $session_expiring, $cookie_hash ) = explode( '||', $cookie_value );
+		list($customer_id, $session_expiration, $session_expiring, $cookie_hash) = explode('||', $cookie_value);
 
-		if ( empty( $customer_id ) ) {
+		if (empty($customer_id)) {
 			return false;
 		}
 
 		// Validate hash.
 		$to_hash = $customer_id . '|' . $session_expiration;
-		$hash    = hash_hmac( 'md5', $to_hash, wp_hash( $to_hash ) );
+		$hash    = hash_hmac('md5', $to_hash, wp_hash($to_hash));
 
-		if ( empty( $cookie_hash ) || ! hash_equals( $hash, $cookie_hash ) ) {
+		if (empty($cookie_hash) || !hash_equals($hash, $cookie_hash)) {
 			return false;
 		}
 
-		return array( $customer_id, $session_expiration, $session_expiring, $cookie_hash );
+		return array($customer_id, $session_expiration, $session_expiring, $cookie_hash);
 	}
 
 	/**
@@ -215,11 +215,11 @@ 
 	 * @return array
 	 */
 	public function get_session_data() {
-		return $this->has_session() ? (array) $this->get_session( $this->_customer_id ) : array();
+		return $this->has_session() ? (array) $this->get_session($this->_customer_id) : array();
 	}
 
-	public function generate_key( $customer_id ) {
-        if ( ! $customer_id ) {
+	public function generate_key($customer_id) {
+        if (!$customer_id) {
             return;
         }
 
@@ -231,9 +231,9 @@ 
 	 */
 	public function save_data() {
 		// Dirty if something changed - prevents saving nothing new.
-		if ( $this->_dirty && $this->has_session() ) {
+		if ($this->_dirty && $this->has_session()) {
 
-            set_transient( $this->generate_key( $this->_customer_id ), $this->_data, $this->_session_expiration );
+            set_transient($this->generate_key($this->_customer_id), $this->_data, $this->_session_expiration);
 
 			$this->_dirty = false;
 		}
@@ -243,7 +243,7 @@ 
 	 * Destroy all session data.
 	 */
 	public function destroy_session() {
-		$this->delete_session( $this->_customer_id );
+		$this->delete_session($this->_customer_id);
 		$this->forget_session();
 	}
 
@@ -251,7 +251,7 @@ 
 	 * Forget all session data without destroying it.
 	 */
 	public function forget_session() {
-		$this->setcookie( $this->_cookie, '', time() - YEAR_IN_SECONDS, $this->use_secure_cookie(), true );
+		$this->setcookie($this->_cookie, '', time() - YEAR_IN_SECONDS, $this->use_secure_cookie(), true);
 
 		wpinv_empty_cart();
 
@@ -266,10 +266,10 @@ 
 	 * @param int $uid User ID.
 	 * @return string
 	 */
-	public function nonce_user_logged_out( $uid ) {
+	public function nonce_user_logged_out($uid) {
 
 		// Check if one of our nonces.
-		if ( substr( $uid, 0, 5 ) === 'wpinv' || substr( $uid, 0, 7 ) === 'getpaid' ) {
+		if (substr($uid, 0, 5) === 'wpinv' || substr($uid, 0, 7) === 'getpaid') {
 			return $this->has_session() && $this->_customer_id ? $this->_customer_id : $uid;
 		}
 
@@ -283,20 +283,20 @@ 
 	 * @param mixed  $default Default session value.
 	 * @return string|array
 	 */
-	public function get_session( $customer_id, $default = false ) {
+	public function get_session($customer_id, $default = false) {
 
-		if ( defined( 'WP_SETUP_CONFIG' ) ) {
+		if (defined('WP_SETUP_CONFIG')) {
 			return array();
 		}
 
-        $key = $this->generate_key( $customer_id );
-        $value = get_transient( $key );
+        $key = $this->generate_key($customer_id);
+        $value = get_transient($key);
 
-        if ( ! $value ) {
+        if (!$value) {
             $value = $default;
         }
 
-		return maybe_unserialize( $value );
+		return maybe_unserialize($value);
 	}
 
 	/**
@@ -304,11 +304,11 @@ 
 	 *
 	 * @param int $customer_id Customer ID.
 	 */
-	public function delete_session( $customer_id ) {
+	public function delete_session($customer_id) {
 
-        $key = $this->generate_key( $customer_id );
+        $key = $this->generate_key($customer_id);
 
-		delete_transient( $key );
+		delete_transient($key);
 	}
 
 	/**
@@ -317,9 +317,9 @@ 
 	 * @param string $customer_id Customer ID.
 	 * @param int    $timestamp Timestamp to expire the cookie.
 	 */
-	public function update_session_timestamp( $customer_id, $timestamp ) {
+	public function update_session_timestamp($customer_id, $timestamp) {
 
-        set_transient( $this->generate_key( $customer_id ), maybe_serialize( $this->_data ), $timestamp );
+        set_transient($this->generate_key($customer_id), maybe_serialize($this->_data), $timestamp);
 
 	}
 }

includes/invoice-functions.php

Indentation +37 added lines, -37 removed lines

@@ -67,7 +67,7 @@ 
  * Checks if the current user cna view an invoice receipt.
  */
 function wpinv_can_view_receipt( $invoice ) {
-	return (bool) apply_filters( 'wpinv_can_view_receipt', wpinv_user_can_view_invoice( $invoice ), $invoice );
+    return (bool) apply_filters( 'wpinv_can_view_receipt', wpinv_user_can_view_invoice( $invoice ), $invoice );
 }
 
 /**
@@ -556,37 +556,37 @@ 
     $label   = empty( $label ) ? __( 'Invoice', 'invoicing' ) : sanitize_text_field( $label );
     $columns = array(
 
-		'invoice-number'  => array(
-			'title' => $label,
-			'class' => 'text-left',
-		),
+        'invoice-number'  => array(
+            'title' => $label,
+            'class' => 'text-left',
+        ),
 
-		'created-date'    => array(
-			'title' => __( 'Created Date', 'invoicing' ),
-			'class' => 'text-left',
-		),
+        'created-date'    => array(
+            'title' => __( 'Created Date', 'invoicing' ),
+            'class' => 'text-left',
+        ),
 
-		'payment-date'    => array(
-			'title' => __( 'Payment Date', 'invoicing' ),
-			'class' => 'text-left',
-		),
+        'payment-date'    => array(
+            'title' => __( 'Payment Date', 'invoicing' ),
+            'class' => 'text-left',
+        ),
 
-		'invoice-status'  => array(
-			'title' => __( 'Status', 'invoicing' ),
-			'class' => 'text-center',
-		),
+        'invoice-status'  => array(
+            'title' => __( 'Status', 'invoicing' ),
+            'class' => 'text-center',
+        ),
 
-		'invoice-total'   => array(
-			'title' => __( 'Total', 'invoicing' ),
-			'class' => 'text-right',
-		),
+        'invoice-total'   => array(
+            'title' => __( 'Total', 'invoicing' ),
+            'class' => 'text-right',
+        ),
 
-		'invoice-actions' => array(
-			'title' => ' ',
-			'class' => 'text-center',
-		),
+        'invoice-actions' => array(
+            'title' => ' ',
+            'class' => 'text-center',
+        ),
 
-	);
+    );
 
     return apply_filters( 'wpinv_user_invoices_columns', $columns, $post_type );
 }
@@ -1274,22 +1274,22 @@ 
  */
 function getpaid_get_invoice_status_classes() {
 
-	return apply_filters(
-		'getpaid_get_invoice_status_classes',
-		array(
+    return apply_filters(
+        'getpaid_get_invoice_status_classes',
+        array(
             'wpi-quote-declined' => 'badge-danger',
             'wpi-failed'         => 'badge-danger',
-			'wpi-processing'     => 'badge-info',
-			'wpi-onhold'         => 'badge-warning',
-			'wpi-quote-accepted' => 'badge-success',
-			'publish'            => 'badge-success',
-			'wpi-renewal'        => 'badge-primary',
+            'wpi-processing'     => 'badge-info',
+            'wpi-onhold'         => 'badge-warning',
+            'wpi-quote-accepted' => 'badge-success',
+            'publish'            => 'badge-success',
+            'wpi-renewal'        => 'badge-primary',
             'wpi-cancelled'      => 'badge-secondary',
             'wpi-pending'        => 'badge-dark',
             'wpi-quote-pending'  => 'badge-dark',
             'wpi-refunded'       => 'badge-secondary',
-		)
-	);
+        )
+    );
 
 }
 
@@ -1303,7 +1303,7 @@ 
 function getpaid_get_invoice_tax_rate( $invoice, $item ) {
 
     $rates   = getpaid_get_item_tax_rates( $item, $invoice->get_country(), $invoice->get_state() );
-	$rates   = getpaid_filter_item_tax_rates( $item, $rates );
+    $rates   = getpaid_filter_item_tax_rates( $item, $rates );
     $rates   = wp_list_pluck( $rates, 'rate' );
 
     return array_sum( $rates );

Spacing +365 added lines, -365 removed lines

@@ -6,7 +6,7 @@ 
  * @package Invoicing
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Retrieves the current invoice.
@@ -14,15 +14,15 @@ 
 function getpaid_get_current_invoice_id() {
 
     // Ensure that we have an invoice key.
-    if ( empty( $_GET['invoice_key'] ) ) {
+    if (empty($_GET['invoice_key'])) {
         return 0;
     }
 
     // Retrieve an invoice using the key.
-    $invoice = new WPInv_Invoice( sanitize_text_field( $_GET['invoice_key'] ) );
+    $invoice = new WPInv_Invoice(sanitize_text_field($_GET['invoice_key']));
 
     // Compare the invoice key and the parsed key.
-    if ( $invoice->get_id() != 0 && $invoice->get_key() == sanitize_text_field( $_GET['invoice_key'] ) ) {
+    if ($invoice->get_id() != 0 && $invoice->get_key() == sanitize_text_field($_GET['invoice_key'])) {
         return $invoice->get_id();
     }
 
@@ -32,42 +32,42 @@ 
 /**
  * Checks if the current user cna view an invoice.
  */
-function wpinv_user_can_view_invoice( $invoice ) {
-    $invoice = new WPInv_Invoice( $invoice );
+function wpinv_user_can_view_invoice($invoice) {
+    $invoice = new WPInv_Invoice($invoice);
 
     // Abort if the invoice does not exist.
-    if ( 0 == $invoice->get_id() ) {
+    if (0 == $invoice->get_id()) {
         return false;
     }
 
     // Don't allow trash, draft status
-    if ( $invoice->is_draft() ) {
+    if ($invoice->is_draft()) {
         return false;
     }
 
     // If users are not required to login to check out, compare the invoice keys.
-    if ( ! wpinv_require_login_to_checkout() && isset( $_GET['invoice_key'] ) && sanitize_text_field( $_GET['invoice_key'] ) == $invoice->get_key() ) {
+    if (!wpinv_require_login_to_checkout() && isset($_GET['invoice_key']) && sanitize_text_field($_GET['invoice_key']) == $invoice->get_key()) {
         return true;
     }
 
     // Always enable for admins..
-    if ( wpinv_current_user_can_manage_invoicing() || current_user_can( 'view_invoices', $invoice->get_id() ) ) { // Admin user
+    if (wpinv_current_user_can_manage_invoicing() || current_user_can('view_invoices', $invoice->get_id())) { // Admin user
         return true;
     }
 
     // Else, ensure that this is their invoice.
-    if ( is_user_logged_in() && $invoice->get_user_id() == get_current_user_id() ) {
+    if (is_user_logged_in() && $invoice->get_user_id() == get_current_user_id()) {
         return true;
     }
 
-    return apply_filters( 'wpinv_current_user_can_view_invoice', false, $invoice );
+    return apply_filters('wpinv_current_user_can_view_invoice', false, $invoice);
 }
 
 /**
  * Checks if the current user cna view an invoice receipt.
  */
-function wpinv_can_view_receipt( $invoice ) {
-	return (bool) apply_filters( 'wpinv_can_view_receipt', wpinv_user_can_view_invoice( $invoice ), $invoice );
+function wpinv_can_view_receipt($invoice) {
+	return (bool) apply_filters('wpinv_can_view_receipt', wpinv_user_can_view_invoice($invoice), $invoice);
 }
 
 /**
@@ -77,16 +77,16 @@ 
  */
 function getpaid_get_invoice_post_types() {
     $post_types = array(
-        'wpi_quote'   => __( 'Quote', 'invoicing' ),
-        'wpi_invoice' => __( 'Invoice', 'invoicing' ),
+        'wpi_quote'   => __('Quote', 'invoicing'),
+        'wpi_invoice' => __('Invoice', 'invoicing'),
     );
 
     // Ensure the quotes addon is installed.
-    if ( ! defined( 'WPINV_QUOTES_VERSION' ) ) {
-        unset( $post_types['wpi_quote'] );
+    if (!defined('WPINV_QUOTES_VERSION')) {
+        unset($post_types['wpi_quote']);
     }
 
-    return apply_filters( 'getpaid_invoice_post_types', $post_types );
+    return apply_filters('getpaid_invoice_post_types', $post_types);
 }
 
 /**
@@ -95,8 +95,8 @@ 
  *
  * @param string $post_type The post type to check for.
  */
-function getpaid_is_invoice_post_type( $post_type ) {
-    return is_scalar( $post_type ) && ! empty( $post_type ) && array_key_exists( $post_type, getpaid_get_invoice_post_types() );
+function getpaid_is_invoice_post_type($post_type) {
+    return is_scalar($post_type) && !empty($post_type) && array_key_exists($post_type, getpaid_get_invoice_post_types());
 }
 
 /**
@@ -106,9 +106,9 @@ 
  * @param  bool  $wp_error       Whether to return false or WP_Error on failure.
  * @return int|WP_Error|WPInv_Invoice The value 0 or WP_Error on failure. The WPInv_Invoice object on success.
  */
-function wpinv_create_invoice( $data = array(), $deprecated = null, $wp_error = false ) {
+function wpinv_create_invoice($data = array(), $deprecated = null, $wp_error = false) {
     $data['invoice_id'] = 0;
-    return wpinv_insert_invoice( $data, $wp_error );
+    return wpinv_insert_invoice($data, $wp_error);
 }
 
 /**
@@ -118,35 +118,35 @@ 
  * @param  bool  $wp_error       Whether to return false or WP_Error on failure.
  * @return int|WP_Error|WPInv_Invoice The value 0 or WP_Error on failure. The WPInv_Invoice object on success.
  */
-function wpinv_update_invoice( $data = array(), $wp_error = false ) {
+function wpinv_update_invoice($data = array(), $wp_error = false) {
 
     // Backwards compatibility.
-    if ( ! empty( $data['ID'] ) ) {
+    if (!empty($data['ID'])) {
         $data['invoice_id'] = $data['ID'];
     }
 
     // Do we have an invoice id?
-    if ( empty( $data['invoice_id'] ) ) {
-        return $wp_error ? new WP_Error( 'invalid_invoice_id', __( 'Invalid invoice ID.', 'invoicing' ) ) : 0;
+    if (empty($data['invoice_id'])) {
+        return $wp_error ? new WP_Error('invalid_invoice_id', __('Invalid invoice ID.', 'invoicing')) : 0;
     }
 
     // Retrieve the invoice.
-    $invoice = wpinv_get_invoice( $data['invoice_id'] );
+    $invoice = wpinv_get_invoice($data['invoice_id']);
 
     // And abort if it does not exist.
-    if ( empty( $invoice ) ) {
-        return $wp_error ? new WP_Error( 'missing_invoice', __( 'Invoice not found.', 'invoicing' ) ) : 0;
+    if (empty($invoice)) {
+        return $wp_error ? new WP_Error('missing_invoice', __('Invoice not found.', 'invoicing')) : 0;
     }
 
     // Do not update totals for paid / refunded invoices.
-    if ( $invoice->is_paid() || $invoice->is_refunded() ) {
+    if ($invoice->is_paid() || $invoice->is_refunded()) {
 
-        if ( ! empty( $data['items'] ) || ! empty( $data['cart_details'] ) ) {
-            return $wp_error ? new WP_Error( 'paid_invoice', __( 'You can not update cart items for invoices that have already been paid for.', 'invoicing' ) ) : 0;
+        if (!empty($data['items']) || !empty($data['cart_details'])) {
+            return $wp_error ? new WP_Error('paid_invoice', __('You can not update cart items for invoices that have already been paid for.', 'invoicing')) : 0;
         }
 }
 
-    return wpinv_insert_invoice( $data, $wp_error );
+    return wpinv_insert_invoice($data, $wp_error);
 
 }
 
@@ -157,62 +157,62 @@ 
  * @param  bool  $wp_error       Whether to return false or WP_Error on failure.
  * @return int|WP_Error|WPInv_Invoice The value 0 or WP_Error on failure. The WPInv_Invoice object on success.
  */
-function wpinv_insert_invoice( $data = array(), $wp_error = false ) {
+function wpinv_insert_invoice($data = array(), $wp_error = false) {
 
     // Ensure that we have invoice data.
-    if ( empty( $data ) ) {
+    if (empty($data)) {
         return false;
     }
 
     // The invoice id will be provided when updating an invoice.
-    $data['invoice_id'] = ! empty( $data['invoice_id'] ) ? (int) $data['invoice_id'] : false;
+    $data['invoice_id'] = !empty($data['invoice_id']) ? (int) $data['invoice_id'] : false;
 
     // Retrieve the invoice.
-    $invoice = new WPInv_Invoice( $data['invoice_id'] );
+    $invoice = new WPInv_Invoice($data['invoice_id']);
 
     // Do we have an error?
-    if ( ! empty( $invoice->last_error ) ) {
-        return $wp_error ? new WP_Error( 'invalid_invoice_id', $invoice->last_error ) : 0;
+    if (!empty($invoice->last_error)) {
+        return $wp_error ? new WP_Error('invalid_invoice_id', $invoice->last_error) : 0;
     }
 
     // Backwards compatibility (billing address).
-    if ( ! empty( $data['user_info'] ) ) {
+    if (!empty($data['user_info'])) {
 
-        foreach ( $data['user_info'] as $key => $value ) {
+        foreach ($data['user_info'] as $key => $value) {
 
-            if ( $key == 'discounts' ) {
+            if ($key == 'discounts') {
                 $value = (array) $value;
-                $data['discount_code'] = empty( $value ) ? null : $value[0];
+                $data['discount_code'] = empty($value) ? null : $value[0];
             } else {
-                $data[ $key ] = $value;
+                $data[$key] = $value;
             }
 }
 }
 
     // Backwards compatibility.
-    if ( ! empty( $data['payment_details'] ) ) {
+    if (!empty($data['payment_details'])) {
 
-        foreach ( $data['payment_details'] as $key => $value ) {
-            $data[ $key ] = $value;
+        foreach ($data['payment_details'] as $key => $value) {
+            $data[$key] = $value;
         }
 }
 
     // Set up the owner of the invoice.
-    $user_id = ! empty( $data['user_id'] ) ? wpinv_clean( $data['user_id'] ) : get_current_user_id();
+    $user_id = !empty($data['user_id']) ? wpinv_clean($data['user_id']) : get_current_user_id();
 
     // Make sure the user exists.
-    if ( ! get_userdata( $user_id ) ) {
-        return $wp_error ? new WP_Error( 'wpinv_invalid_user', __( 'There is no user with that ID.', 'invoicing' ) ) : 0;
+    if (!get_userdata($user_id)) {
+        return $wp_error ? new WP_Error('wpinv_invalid_user', __('There is no user with that ID.', 'invoicing')) : 0;
     }
 
-    $address = wpinv_get_user_address( $user_id );
+    $address = wpinv_get_user_address($user_id);
 
-    foreach ( $address as $key => $value ) {
+    foreach ($address as $key => $value) {
 
-        if ( $value == '' ) {
-            $address[ $key ] = null;
+        if ($value == '') {
+            $address[$key] = null;
         } else {
-            $address[ $key ] = wpinv_clean( $value );
+            $address[$key] = wpinv_clean($value);
         }
 }
 
@@ -221,101 +221,101 @@ 
         array(
 
             // Basic info.
-            'template'          => isset( $data['template'] ) ? wpinv_clean( $data['template'] ) : null,
-            'email_cc'          => isset( $data['email_cc'] ) ? wpinv_clean( $data['email_cc'] ) : null,
-            'date_created'      => isset( $data['created_date'] ) ? wpinv_clean( $data['created_date'] ) : null,
-            'due_date'          => isset( $data['due_date'] ) ? wpinv_clean( $data['due_date'] ) : null,
-            'date_completed'    => isset( $data['date_completed'] ) ? wpinv_clean( $data['date_completed'] ) : null,
-            'number'            => isset( $data['number'] ) ? wpinv_clean( $data['number'] ) : null,
-            'key'               => isset( $data['key'] ) ? wpinv_clean( $data['key'] ) : null,
-            'status'            => isset( $data['status'] ) ? wpinv_clean( $data['status'] ) : null,
-            'post_type'         => isset( $data['post_type'] ) ? wpinv_clean( $data['post_type'] ) : null,
-            'user_ip'           => isset( $data['ip'] ) ? wpinv_clean( $data['ip'] ) : wpinv_get_ip(),
-            'parent_id'         => isset( $data['parent'] ) ? intval( $data['parent'] ) : null,
-            'mode'              => isset( $data['mode'] ) ? wpinv_clean( $data['mode'] ) : null,
-            'description'       => isset( $data['description'] ) ? wp_kses_post( $data['description'] ) : null,
+            'template'          => isset($data['template']) ? wpinv_clean($data['template']) : null,
+            'email_cc'          => isset($data['email_cc']) ? wpinv_clean($data['email_cc']) : null,
+            'date_created'      => isset($data['created_date']) ? wpinv_clean($data['created_date']) : null,
+            'due_date'          => isset($data['due_date']) ? wpinv_clean($data['due_date']) : null,
+            'date_completed'    => isset($data['date_completed']) ? wpinv_clean($data['date_completed']) : null,
+            'number'            => isset($data['number']) ? wpinv_clean($data['number']) : null,
+            'key'               => isset($data['key']) ? wpinv_clean($data['key']) : null,
+            'status'            => isset($data['status']) ? wpinv_clean($data['status']) : null,
+            'post_type'         => isset($data['post_type']) ? wpinv_clean($data['post_type']) : null,
+            'user_ip'           => isset($data['ip']) ? wpinv_clean($data['ip']) : wpinv_get_ip(),
+            'parent_id'         => isset($data['parent']) ? intval($data['parent']) : null,
+            'mode'              => isset($data['mode']) ? wpinv_clean($data['mode']) : null,
+            'description'       => isset($data['description']) ? wp_kses_post($data['description']) : null,
 
             // Payment info.
-            'disable_taxes'     => ! empty( $data['disable_taxes'] ),
-            'currency'          => isset( $data['currency'] ) ? wpinv_clean( $data['currency'] ) : wpinv_get_currency(),
-            'gateway'           => isset( $data['gateway'] ) ? wpinv_clean( $data['gateway'] ) : null,
-            'transaction_id'    => isset( $data['transaction_id'] ) ? wpinv_clean( $data['transaction_id'] ) : null,
-            'discount_code'     => isset( $data['discount_code'] ) ? wpinv_clean( $data['discount_code'] ) : null,
-            'payment_form'      => isset( $data['payment_form'] ) ? intval( $data['payment_form'] ) : null,
-            'submission_id'     => isset( $data['submission_id'] ) ? wpinv_clean( $data['submission_id'] ) : null,
-            'subscription_id'   => isset( $data['subscription_id'] ) ? wpinv_clean( $data['subscription_id'] ) : null,
-            'is_viewed'         => isset( $data['is_viewed'] ) ? wpinv_clean( $data['is_viewed'] ) : null,
-            'fees'              => isset( $data['fees'] ) ? wpinv_clean( $data['fees'] ) : null,
-            'discounts'         => isset( $data['discounts'] ) ? wpinv_clean( $data['discounts'] ) : null,
-            'taxes'             => isset( $data['taxes'] ) ? wpinv_clean( $data['taxes'] ) : null,
+            'disable_taxes'     => !empty($data['disable_taxes']),
+            'currency'          => isset($data['currency']) ? wpinv_clean($data['currency']) : wpinv_get_currency(),
+            'gateway'           => isset($data['gateway']) ? wpinv_clean($data['gateway']) : null,
+            'transaction_id'    => isset($data['transaction_id']) ? wpinv_clean($data['transaction_id']) : null,
+            'discount_code'     => isset($data['discount_code']) ? wpinv_clean($data['discount_code']) : null,
+            'payment_form'      => isset($data['payment_form']) ? intval($data['payment_form']) : null,
+            'submission_id'     => isset($data['submission_id']) ? wpinv_clean($data['submission_id']) : null,
+            'subscription_id'   => isset($data['subscription_id']) ? wpinv_clean($data['subscription_id']) : null,
+            'is_viewed'         => isset($data['is_viewed']) ? wpinv_clean($data['is_viewed']) : null,
+            'fees'              => isset($data['fees']) ? wpinv_clean($data['fees']) : null,
+            'discounts'         => isset($data['discounts']) ? wpinv_clean($data['discounts']) : null,
+            'taxes'             => isset($data['taxes']) ? wpinv_clean($data['taxes']) : null,
 
             // Billing details.
             'user_id'           => $data['user_id'],
-            'first_name'        => isset( $data['first_name'] ) ? wpinv_clean( $data['first_name'] ) : $address['first_name'],
-            'last_name'         => isset( $data['last_name'] ) ? wpinv_clean( $data['last_name'] ) : $address['last_name'],
-            'address'           => isset( $data['address'] ) ? wpinv_clean( $data['address'] ) : $address['address'],
-            'vat_number'        => isset( $data['vat_number'] ) ? wpinv_clean( $data['vat_number'] ) : $address['vat_number'],
-            'company'           => isset( $data['company'] ) ? wpinv_clean( $data['company'] ) : $address['company'],
-            'zip'               => isset( $data['zip'] ) ? wpinv_clean( $data['zip'] ) : $address['zip'],
-            'state'             => isset( $data['state'] ) ? wpinv_clean( $data['state'] ) : $address['state'],
-            'city'              => isset( $data['city'] ) ? wpinv_clean( $data['city'] ) : $address['city'],
-            'country'           => isset( $data['country'] ) ? wpinv_clean( $data['country'] ) : $address['country'],
-            'phone'             => isset( $data['phone'] ) ? wpinv_clean( $data['phone'] ) : $address['phone'],
-            'address_confirmed' => ! empty( $data['address_confirmed'] ),
+            'first_name'        => isset($data['first_name']) ? wpinv_clean($data['first_name']) : $address['first_name'],
+            'last_name'         => isset($data['last_name']) ? wpinv_clean($data['last_name']) : $address['last_name'],
+            'address'           => isset($data['address']) ? wpinv_clean($data['address']) : $address['address'],
+            'vat_number'        => isset($data['vat_number']) ? wpinv_clean($data['vat_number']) : $address['vat_number'],
+            'company'           => isset($data['company']) ? wpinv_clean($data['company']) : $address['company'],
+            'zip'               => isset($data['zip']) ? wpinv_clean($data['zip']) : $address['zip'],
+            'state'             => isset($data['state']) ? wpinv_clean($data['state']) : $address['state'],
+            'city'              => isset($data['city']) ? wpinv_clean($data['city']) : $address['city'],
+            'country'           => isset($data['country']) ? wpinv_clean($data['country']) : $address['country'],
+            'phone'             => isset($data['phone']) ? wpinv_clean($data['phone']) : $address['phone'],
+            'address_confirmed' => !empty($data['address_confirmed']),
 
         )
     );
 
     // Backwards compatibililty.
-    if ( ! empty( $data['cart_details'] ) && is_array( $data['cart_details'] ) ) {
+    if (!empty($data['cart_details']) && is_array($data['cart_details'])) {
         $data['items'] = array();
 
-        foreach ( $data['cart_details'] as $_item ) {
+        foreach ($data['cart_details'] as $_item) {
 
             // Ensure that we have an item id.
-            if ( empty( $_item['id'] ) ) {
+            if (empty($_item['id'])) {
                 continue;
             }
 
             // Retrieve the item.
-            $item = new GetPaid_Form_Item( $_item['id'] );
+            $item = new GetPaid_Form_Item($_item['id']);
 
             // Ensure that it is purchasable.
-            if ( ! $item->can_purchase() ) {
+            if (!$item->can_purchase()) {
                 continue;
             }
 
             // Set quantity.
-            if ( ! empty( $_item['quantity'] ) && is_numeric( $_item['quantity'] ) ) {
-                $item->set_quantity( $_item['quantity'] );
+            if (!empty($_item['quantity']) && is_numeric($_item['quantity'])) {
+                $item->set_quantity($_item['quantity']);
             }
 
             // Set price.
-            if ( isset( $_item['item_price'] ) ) {
-                $item->set_price( $_item['item_price'] );
+            if (isset($_item['item_price'])) {
+                $item->set_price($_item['item_price']);
             }
 
-            if ( isset( $_item['custom_price'] ) ) {
-                $item->set_price( $_item['custom_price'] );
+            if (isset($_item['custom_price'])) {
+                $item->set_price($_item['custom_price']);
             }
 
             // Set name.
-            if ( ! empty( $_item['name'] ) ) {
-                $item->set_name( $_item['name'] );
+            if (!empty($_item['name'])) {
+                $item->set_name($_item['name']);
             }
 
             // Set description.
-            if ( isset( $_item['description'] ) ) {
-                $item->set_custom_description( $_item['description'] );
+            if (isset($_item['description'])) {
+                $item->set_custom_description($_item['description']);
             }
 
             // Set meta.
-            if ( isset( $_item['meta'] ) && is_array( $_item['meta'] ) ) {
+            if (isset($_item['meta']) && is_array($_item['meta'])) {
 
-                $item->set_item_meta( $_item['meta'] );
+                $item->set_item_meta($_item['meta']);
 
-                if ( isset( $_item['meta']['description'] ) ) {
-                    $item->set_custom_description( $_item['meta']['description'] );
+                if (isset($_item['meta']['description'])) {
+                    $item->set_custom_description($_item['meta']['description']);
                 }
             }
 
@@ -325,14 +325,14 @@ 
     }
 
     // Add invoice items.
-    if ( ! empty( $data['items'] ) && is_array( $data['items'] ) ) {
+    if (!empty($data['items']) && is_array($data['items'])) {
 
-        $invoice->set_items( array() );
+        $invoice->set_items(array());
 
-        foreach ( $data['items'] as $item ) {
+        foreach ($data['items'] as $item) {
 
-            if ( is_object( $item ) && is_a( $item, 'GetPaid_Form_Item' ) && $item->can_purchase() ) {
-                $invoice->add_item( $item );
+            if (is_object($item) && is_a($item, 'GetPaid_Form_Item') && $item->can_purchase()) {
+                $invoice->add_item($item);
             }
 }
 }
@@ -341,30 +341,30 @@ 
     $invoice->recalculate_total();
     $invoice->save();
 
-    if ( ! $invoice->get_id() ) {
-        return $wp_error ? new WP_Error( 'wpinv_insert_invoice_error', __( 'An error occured when saving your invoice.', 'invoicing' ) ) : 0;
+    if (!$invoice->get_id()) {
+        return $wp_error ? new WP_Error('wpinv_insert_invoice_error', __('An error occured when saving your invoice.', 'invoicing')) : 0;
     }
 
     // Add private note.
-    if ( ! empty( $data['private_note'] ) ) {
-        $invoice->add_note( $data['private_note'] );
+    if (!empty($data['private_note'])) {
+        $invoice->add_note($data['private_note']);
     }
 
     // User notes.
-    if ( ! empty( $data['user_note'] ) ) {
-        $invoice->add_note( $data['user_note'], true );
+    if (!empty($data['user_note'])) {
+        $invoice->add_note($data['user_note'], true);
     }
 
     // Created via.
-    if ( isset( $data['created_via'] ) ) {
-        update_post_meta( $invoice->get_id(), 'wpinv_created_via', $data['created_via'] );
+    if (isset($data['created_via'])) {
+        update_post_meta($invoice->get_id(), 'wpinv_created_via', $data['created_via']);
     }
 
     // Backwards compatiblity.
-    if ( $invoice->is_quote() ) {
+    if ($invoice->is_quote()) {
 
-        if ( isset( $data['valid_until'] ) ) {
-            update_post_meta( $invoice->get_id(), 'wpinv_quote_valid_until', $data['valid_until'] );
+        if (isset($data['valid_until'])) {
+            update_post_meta($invoice->get_id(), 'wpinv_quote_valid_until', $data['valid_until']);
         }
 }
 
@@ -378,20 +378,20 @@ 
  * @param $bool $deprecated
  * @return WPInv_Invoice|null
  */
-function wpinv_get_invoice( $invoice = 0, $deprecated = false ) {
+function wpinv_get_invoice($invoice = 0, $deprecated = false) {
 
     // If we are retrieving the invoice from the cart...
-    if ( $deprecated && empty( $invoice ) ) {
+    if ($deprecated && empty($invoice)) {
         $invoice = (int) getpaid_get_current_invoice_id();
     }
 
     // Retrieve the invoice.
-    if ( ! is_a( $invoice, 'WPInv_Invoice' ) ) {
-        $invoice = new WPInv_Invoice( $invoice );
+    if (!is_a($invoice, 'WPInv_Invoice')) {
+        $invoice = new WPInv_Invoice($invoice);
     }
 
     // Check if it exists.
-    if ( $invoice->exists() ) {
+    if ($invoice->exists()) {
         return $invoice;
     }
 
@@ -404,15 +404,15 @@ 
  * @param array $args Args to search for.
  * @return WPInv_Invoice[]|int[]|object
  */
-function wpinv_get_invoices( $args ) {
+function wpinv_get_invoices($args) {
 
     // Prepare args.
     $args = wp_parse_args(
         $args,
         array(
-            'status' => array_keys( wpinv_get_invoice_statuses() ),
+            'status' => array_keys(wpinv_get_invoice_statuses()),
             'type'   => 'wpi_invoice',
-            'limit'  => get_option( 'posts_per_page' ),
+            'limit'  => get_option('posts_per_page'),
             'return' => 'objects',
         )
     );
@@ -430,24 +430,24 @@ 
         'post__in'       => 'include',
     );
 
-    foreach ( $map_legacy as $to => $from ) {
-        if ( isset( $args[ $from ] ) ) {
-            $args[ $to ] = $args[ $from ];
-            unset( $args[ $from ] );
+    foreach ($map_legacy as $to => $from) {
+        if (isset($args[$from])) {
+            $args[$to] = $args[$from];
+            unset($args[$from]);
         }
     }
 
     // Backwards compatibility.
-    if ( ! empty( $args['email'] ) && empty( $args['user'] ) ) {
+    if (!empty($args['email']) && empty($args['user'])) {
         $args['user'] = $args['email'];
-        unset( $args['email'] );
+        unset($args['email']);
     }
 
     // Handle cases where the user is set as an email.
-    if ( ! empty( $args['author'] ) && is_email( $args['author'] ) ) {
-        $user = get_user_by( 'email', $args['user'] );
+    if (!empty($args['author']) && is_email($args['author'])) {
+        $user = get_user_by('email', $args['user']);
 
-        if ( $user ) {
+        if ($user) {
             $args['author'] = $user->user_email;
         }
 }
@@ -457,31 +457,31 @@ 
 
     // Show all posts.
     $paginate = true;
-    if ( isset( $args['paginate'] ) ) {
+    if (isset($args['paginate'])) {
 
         $paginate = $args['paginate'];
-        $args['no_found_rows'] = empty( $args['paginate'] );
-        unset( $args['paginate'] );
+        $args['no_found_rows'] = empty($args['paginate']);
+        unset($args['paginate']);
 
     }
 
     // Whether to return objects or fields.
     $return = $args['return'];
-    unset( $args['return'] );
+    unset($args['return']);
 
     // Get invoices.
-    $invoices = new WP_Query( apply_filters( 'wpinv_get_invoices_args', $args ) );
+    $invoices = new WP_Query(apply_filters('wpinv_get_invoices_args', $args));
 
     // Prepare the results.
-    if ( 'objects' === $return ) {
-        $results = array_map( 'wpinv_get_invoice', $invoices->posts );
-    } elseif ( 'self' === $return ) {
+    if ('objects' === $return) {
+        $results = array_map('wpinv_get_invoice', $invoices->posts);
+    } elseif ('self' === $return) {
         return $invoices;
     } else {
         $results = $invoices->posts;
     }
 
-    if ( $paginate ) {
+    if ($paginate) {
         return (object) array(
             'invoices'      => $results,
             'total'         => $invoices->found_posts,
@@ -499,8 +499,8 @@ 
  * @param string $transaction_id The transaction id to check.
  * @return int Invoice id on success or 0 on failure
  */
-function wpinv_get_id_by_transaction_id( $transaction_id ) {
-    return WPInv_Invoice::get_invoice_id_by_field( $transaction_id, 'transaction_id' );
+function wpinv_get_id_by_transaction_id($transaction_id) {
+    return WPInv_Invoice::get_invoice_id_by_field($transaction_id, 'transaction_id');
 }
 
 /**
@@ -509,8 +509,8 @@ 
  * @param string $invoice_number The invoice number to check.
  * @return int Invoice id on success or 0 on failure
  */
-function wpinv_get_id_by_invoice_number( $invoice_number ) {
-    return WPInv_Invoice::get_invoice_id_by_field( $invoice_number, 'number' );
+function wpinv_get_id_by_invoice_number($invoice_number) {
+    return WPInv_Invoice::get_invoice_id_by_field($invoice_number, 'number');
 }
 
 /**
@@ -519,8 +519,8 @@ 
  * @param string $invoice_key The invoice key to check.
  * @return int Invoice id on success or 0 on failure
  */
-function wpinv_get_invoice_id_by_key( $invoice_key ) {
-    return WPInv_Invoice::get_invoice_id_by_field( $invoice_key, 'key' );
+function wpinv_get_invoice_id_by_key($invoice_key) {
+    return WPInv_Invoice::get_invoice_id_by_field($invoice_key, 'key');
 }
 
 /**
@@ -530,19 +530,19 @@ 
  * @param string $type Optionally filter by type i.e customer|system
  * @return array|null
  */
-function wpinv_get_invoice_notes( $invoice = 0, $type = '' ) {
+function wpinv_get_invoice_notes($invoice = 0, $type = '') {
 
     // Prepare the invoice.
-    $invoice = wpinv_get_invoice( $invoice );
-    if ( empty( $invoice ) ) {
+    $invoice = wpinv_get_invoice($invoice);
+    if (empty($invoice)) {
         return null;
     }
 
     // Fetch notes.
-    $notes = getpaid_notes()->get_invoice_notes( $invoice->get_id(), $type );
+    $notes = getpaid_notes()->get_invoice_notes($invoice->get_id(), $type);
 
     // Filter the notes.
-    return apply_filters( 'wpinv_invoice_notes', $notes, $invoice->get_id(), $type );
+    return apply_filters('wpinv_invoice_notes', $notes, $invoice->get_id(), $type);
 }
 
 /**
@@ -550,10 +550,10 @@ 
  *
  * @param string $post_type
  */
-function wpinv_get_user_invoices_columns( $post_type = 'wpi_invoice' ) {
+function wpinv_get_user_invoices_columns($post_type = 'wpi_invoice') {
 
-    $label   = getpaid_get_post_type_label( $post_type, false );
-    $label   = empty( $label ) ? __( 'Invoice', 'invoicing' ) : sanitize_text_field( $label );
+    $label   = getpaid_get_post_type_label($post_type, false);
+    $label   = empty($label) ? __('Invoice', 'invoicing') : sanitize_text_field($label);
     $columns = array(
 
 		'invoice-number'  => array(
@@ -562,22 +562,22 @@ 
 		),
 
 		'created-date'    => array(
-			'title' => __( 'Created Date', 'invoicing' ),
+			'title' => __('Created Date', 'invoicing'),
 			'class' => 'text-left',
 		),
 
 		'payment-date'    => array(
-			'title' => __( 'Payment Date', 'invoicing' ),
+			'title' => __('Payment Date', 'invoicing'),
 			'class' => 'text-left',
 		),
 
 		'invoice-status'  => array(
-			'title' => __( 'Status', 'invoicing' ),
+			'title' => __('Status', 'invoicing'),
 			'class' => 'text-center',
 		),
 
 		'invoice-total'   => array(
-			'title' => __( 'Total', 'invoicing' ),
+			'title' => __('Total', 'invoicing'),
 			'class' => 'text-right',
 		),
 
@@ -588,7 +588,7 @@ 
 
 	);
 
-    return apply_filters( 'wpinv_user_invoices_columns', $columns, $post_type );
+    return apply_filters('wpinv_user_invoices_columns', $columns, $post_type);
 }
 
 /**
@@ -598,59 +598,59 @@ 
 
     // Find the invoice.
     $invoice_id = getpaid_get_current_invoice_id();
-    $invoice = new WPInv_Invoice( $invoice_id );
+    $invoice = new WPInv_Invoice($invoice_id);
 
     // Abort if non was found.
-    if ( empty( $invoice_id ) || $invoice->is_draft() ) {
+    if (empty($invoice_id) || $invoice->is_draft()) {
 
         return aui()->alert(
             array(
                 'type'    => 'warning',
-                'content' => __( 'We could not find your invoice', 'invoicing' ),
+                'content' => __('We could not find your invoice', 'invoicing'),
             )
         );
 
     }
 
     // Can the user view this invoice?
-    if ( ! wpinv_can_view_receipt( $invoice_id ) ) {
+    if (!wpinv_can_view_receipt($invoice_id)) {
 
         return aui()->alert(
             array(
                 'type'    => 'warning',
-                'content' => __( 'You are not allowed to view this receipt', 'invoicing' ),
+                'content' => __('You are not allowed to view this receipt', 'invoicing'),
             )
         );
 
     }
 
     // Load the template.
-    return wpinv_get_template_html( 'invoice-receipt.php', compact( 'invoice' ) );
+    return wpinv_get_template_html('invoice-receipt.php', compact('invoice'));
 
 }
 
 /**
  * Displays the invoice history.
  */
-function getpaid_invoice_history( $user_id = 0, $post_type = 'wpi_invoice' ) {
+function getpaid_invoice_history($user_id = 0, $post_type = 'wpi_invoice') {
 
     // Ensure that we have a user id.
-    if ( empty( $user_id ) || ! is_numeric( $user_id ) ) {
+    if (empty($user_id) || !is_numeric($user_id)) {
         $user_id = get_current_user_id();
     }
 
-    $label = getpaid_get_post_type_label( $post_type );
-    $label = empty( $label ) ? __( 'Invoices', 'invoicing' ) : sanitize_text_field( $label );
+    $label = getpaid_get_post_type_label($post_type);
+    $label = empty($label) ? __('Invoices', 'invoicing') : sanitize_text_field($label);
 
     // View user id.
-    if ( empty( $user_id ) ) {
+    if (empty($user_id)) {
 
         return aui()->alert(
             array(
                 'type'    => 'warning',
                 'content' => sprintf(
-                    __( 'You must be logged in to view your %s.', 'invoicing' ),
-                    strtolower( $label )
+                    __('You must be logged in to view your %s.', 'invoicing'),
+                    strtolower($label)
                 ),
             )
         );
@@ -660,22 +660,22 @@ 
     // Fetch invoices.
     $invoices = wpinv_get_invoices(
         array(
-            'page'     => ( get_query_var( 'paged' ) ) ? absint( get_query_var( 'paged' ) ) : 1,
+            'page'     => (get_query_var('paged')) ? absint(get_query_var('paged')) : 1,
             'user'     => $user_id,
             'paginate' => true,
             'type'     => $post_type,
-            'status'   => array_keys( wpinv_get_invoice_statuses( false, false, $post_type ) ),
+            'status'   => array_keys(wpinv_get_invoice_statuses(false, false, $post_type)),
         )
     );
 
-    if ( empty( $invoices->total ) ) {
+    if (empty($invoices->total)) {
 
         return aui()->alert(
             array(
                 'type'    => 'info',
                 'content' => sprintf(
-                    __( 'No %s found.', 'invoicing' ),
-                    strtolower( $label )
+                    __('No %s found.', 'invoicing'),
+                    strtolower($label)
                 ),
             )
         );
@@ -683,38 +683,38 @@ 
     }
 
     // Load the template.
-    return wpinv_get_template_html( 'invoice-history.php', compact( 'invoices', 'post_type' ) );
+    return wpinv_get_template_html('invoice-history.php', compact('invoices', 'post_type'));
 
 }
 
 /**
  * Formats an invoice number given an invoice type.
  */
-function wpinv_format_invoice_number( $number, $type = '' ) {
+function wpinv_format_invoice_number($number, $type = '') {
 
     // Allow other plugins to overide this.
-    $check = apply_filters( 'wpinv_pre_format_invoice_number', null, $number, $type );
-    if ( null !== $check ) {
+    $check = apply_filters('wpinv_pre_format_invoice_number', null, $number, $type);
+    if (null !== $check) {
         return $check;
     }
 
     // Ensure that we have a numeric number.
-    if ( ! is_numeric( $number ) ) {
+    if (!is_numeric($number)) {
         return $number;
     }
 
     // Format the number.
-    $padd             = absint( (int) wpinv_get_option( 'invoice_number_padd', 5 ) );
-    $prefix           = sanitize_text_field( (string) wpinv_get_option( 'invoice_number_prefix', 'INV-' ) );
-    $prefix           = sanitize_text_field( apply_filters( 'getpaid_invoice_type_prefix', $prefix, $type ) );
-    $postfix          = sanitize_text_field( (string) wpinv_get_option( 'invoice_number_postfix' ) );
-    $postfix          = sanitize_text_field( apply_filters( 'getpaid_invoice_type_postfix', $postfix, $type ) );
-    $formatted_number = zeroise( absint( $number ), $padd );
+    $padd             = absint((int) wpinv_get_option('invoice_number_padd', 5));
+    $prefix           = sanitize_text_field((string) wpinv_get_option('invoice_number_prefix', 'INV-'));
+    $prefix           = sanitize_text_field(apply_filters('getpaid_invoice_type_prefix', $prefix, $type));
+    $postfix          = sanitize_text_field((string) wpinv_get_option('invoice_number_postfix'));
+    $postfix          = sanitize_text_field(apply_filters('getpaid_invoice_type_postfix', $postfix, $type));
+    $formatted_number = zeroise(absint($number), $padd);
 
     // Add the prefix and post fix.
     $formatted_number = $prefix . $formatted_number . $postfix;
 
-    return apply_filters( 'wpinv_format_invoice_number', $formatted_number, $number, $prefix, $postfix, $padd );
+    return apply_filters('wpinv_format_invoice_number', $formatted_number, $number, $prefix, $postfix, $padd);
 }
 
 /**
@@ -723,58 +723,58 @@ 
  * @param string $type.
  * @return int|null|bool
  */
-function wpinv_get_next_invoice_number( $type = '' ) {
+function wpinv_get_next_invoice_number($type = '') {
 
     // Allow plugins to overide this.
-    $check = apply_filters( 'wpinv_get_pre_next_invoice_number', null, $type );
-    if ( null !== $check ) {
+    $check = apply_filters('wpinv_get_pre_next_invoice_number', null, $type);
+    if (null !== $check) {
         return $check;
     }
 
     // Ensure sequential invoice numbers is active.
-    if ( ! wpinv_sequential_number_active() ) {
+    if (!wpinv_sequential_number_active()) {
         return false;
     }
 
     // Retrieve the current number and the start number.
-    $number = (int) get_option( 'wpinv_last_invoice_number', 0 );
-    $start  = absint( (int) wpinv_get_option( 'invoice_sequence_start', 1 ) );
+    $number = (int) get_option('wpinv_last_invoice_number', 0);
+    $start  = absint((int) wpinv_get_option('invoice_sequence_start', 1));
 
     // Ensure that we are starting at a positive integer.
-    $start  = max( $start, 1 );
+    $start  = max($start, 1);
 
     // If this is the first invoice, use the start number.
-    $number = max( $start, $number );
+    $number = max($start, $number);
 
     // Format the invoice number.
-    $formatted_number = wpinv_format_invoice_number( $number, $type );
+    $formatted_number = wpinv_format_invoice_number($number, $type);
 
     // Ensure that this number is unique.
-    $invoice_id = WPInv_Invoice::get_invoice_id_by_field( $formatted_number, 'number' );
+    $invoice_id = WPInv_Invoice::get_invoice_id_by_field($formatted_number, 'number');
 
     // We found a match. Nice.
-    if ( empty( $invoice_id ) ) {
-        update_option( 'wpinv_last_invoice_number', $number );
-        return apply_filters( 'wpinv_get_next_invoice_number', $number );
+    if (empty($invoice_id)) {
+        update_option('wpinv_last_invoice_number', $number);
+        return apply_filters('wpinv_get_next_invoice_number', $number);
     }
 
-    update_option( 'wpinv_last_invoice_number', $number + 1 );
-    return wpinv_get_next_invoice_number( $type );
+    update_option('wpinv_last_invoice_number', $number + 1);
+    return wpinv_get_next_invoice_number($type);
 
 }
 
 /**
  * The prefix used for invoice paths.
  */
-function wpinv_post_name_prefix( $post_type = 'wpi_invoice' ) {
-    return apply_filters( 'wpinv_post_name_prefix', 'inv-', $post_type );
+function wpinv_post_name_prefix($post_type = 'wpi_invoice') {
+    return apply_filters('wpinv_post_name_prefix', 'inv-', $post_type);
 }
 
-function wpinv_generate_post_name( $post_ID ) {
-    $prefix = wpinv_post_name_prefix( get_post_type( $post_ID ) );
-    $post_name = sanitize_title( $prefix . $post_ID );
+function wpinv_generate_post_name($post_ID) {
+    $prefix = wpinv_post_name_prefix(get_post_type($post_ID));
+    $post_name = sanitize_title($prefix . $post_ID);
 
-    return apply_filters( 'wpinv_generate_post_name', $post_name, $post_ID, $prefix );
+    return apply_filters('wpinv_generate_post_name', $post_name, $post_ID, $prefix);
 }
 
 /**
@@ -782,8 +782,8 @@ 
  *
  * @param int|string|object|WPInv_Invoice|WPInv_Legacy_Invoice|WP_Post $invoice Invoice id, key, transaction id, number or object.
  */
-function wpinv_is_invoice_viewed( $invoice ) {
-    $invoice = new WPInv_Invoice( $invoice );
+function wpinv_is_invoice_viewed($invoice) {
+    $invoice = new WPInv_Invoice($invoice);
     return (bool) $invoice->get_is_viewed();
 }
 
@@ -792,17 +792,17 @@ 
  *
  * @param int|string|object|WPInv_Invoice|WPInv_Legacy_Invoice|WP_Post $invoice Invoice id, key, transaction id, number or object.
  */
-function getpaid_maybe_mark_invoice_as_viewed( $invoice ) {
-    $invoice = new WPInv_Invoice( $invoice );
+function getpaid_maybe_mark_invoice_as_viewed($invoice) {
+    $invoice = new WPInv_Invoice($invoice);
 
-    if ( get_current_user_id() == $invoice->get_user_id() && ! $invoice->get_is_viewed() ) {
-        $invoice->set_is_viewed( true );
+    if (get_current_user_id() == $invoice->get_user_id() && !$invoice->get_is_viewed()) {
+        $invoice->set_is_viewed(true);
         $invoice->save();
     }
 
 }
-add_action( 'wpinv_invoice_print_before_display', 'getpaid_maybe_mark_invoice_as_viewed' );
-add_action( 'wpinv_before_receipt', 'getpaid_maybe_mark_invoice_as_viewed' );
+add_action('wpinv_invoice_print_before_display', 'getpaid_maybe_mark_invoice_as_viewed');
+add_action('wpinv_before_receipt', 'getpaid_maybe_mark_invoice_as_viewed');
 
 /**
  * Processes an invoice refund.
@@ -811,26 +811,26 @@ 
  * @param array $status_transition
  * @todo: descrease customer/store earnings
  */
-function getpaid_maybe_process_refund( $invoice, $status_transition ) {
+function getpaid_maybe_process_refund($invoice, $status_transition) {
 
-    if ( empty( $status_transition['from'] ) || ! in_array( $status_transition['from'], array( 'publish', 'wpi-processing', 'wpi-renewal' ) ) ) {
+    if (empty($status_transition['from']) || !in_array($status_transition['from'], array('publish', 'wpi-processing', 'wpi-renewal'))) {
         return;
     }
 
     $discount_code = $invoice->get_discount_code();
-    if ( ! empty( $discount_code ) ) {
-        $discount = wpinv_get_discount_obj( $discount_code );
+    if (!empty($discount_code)) {
+        $discount = wpinv_get_discount_obj($discount_code);
 
-        if ( $discount->exists() ) {
+        if ($discount->exists()) {
             $discount->increase_usage( -1 );
         }
 }
 
-    do_action( 'wpinv_pre_refund_invoice', $invoice, $invoice->get_id() );
-    do_action( 'wpinv_refund_invoice', $invoice, $invoice->get_id() );
-    do_action( 'wpinv_post_refund_invoice', $invoice, $invoice->get_id() );
+    do_action('wpinv_pre_refund_invoice', $invoice, $invoice->get_id());
+    do_action('wpinv_refund_invoice', $invoice, $invoice->get_id());
+    do_action('wpinv_post_refund_invoice', $invoice, $invoice->get_id());
 }
-add_action( 'getpaid_invoice_status_wpi-refunded', 'getpaid_maybe_process_refund', 10, 2 );
+add_action('getpaid_invoice_status_wpi-refunded', 'getpaid_maybe_process_refund', 10, 2);
 
 
 /**
@@ -838,47 +838,47 @@ 
  *
  * @param int $invoice_id
  */
-function getpaid_process_invoice_payment( $invoice_id ) {
+function getpaid_process_invoice_payment($invoice_id) {
 
     // Fetch the invoice.
-    $invoice = new WPInv_Invoice( $invoice_id );
+    $invoice = new WPInv_Invoice($invoice_id);
 
     // We only want to do this once.
-    if ( 1 == get_post_meta( $invoice->get_id(), 'wpinv_processed_payment', true ) ) {
+    if (1 == get_post_meta($invoice->get_id(), 'wpinv_processed_payment', true)) {
         return;
     }
 
-    update_post_meta( $invoice->get_id(), 'wpinv_processed_payment', 1 );
+    update_post_meta($invoice->get_id(), 'wpinv_processed_payment', 1);
 
     // Fires when processing a payment.
-    do_action( 'getpaid_process_payment', $invoice );
+    do_action('getpaid_process_payment', $invoice);
 
     // Fire an action for each invoice item.
-    foreach ( $invoice->get_items() as $item ) {
-        do_action( 'getpaid_process_item_payment', $item, $invoice );
+    foreach ($invoice->get_items() as $item) {
+        do_action('getpaid_process_item_payment', $item, $invoice);
     }
 
     // Increase discount usage.
     $discount_code = $invoice->get_discount_code();
-    if ( ! empty( $discount_code ) && ! $invoice->is_renewal() ) {
-        $discount = wpinv_get_discount_obj( $discount_code );
+    if (!empty($discount_code) && !$invoice->is_renewal()) {
+        $discount = wpinv_get_discount_obj($discount_code);
 
-        if ( $discount->exists() ) {
+        if ($discount->exists()) {
             $discount->increase_usage();
         }
 }
 
     // Record reverse vat.
-    if ( 'invoice' === $invoice->get_type() && wpinv_use_taxes() && ! $invoice->get_disable_taxes() ) {
+    if ('invoice' === $invoice->get_type() && wpinv_use_taxes() && !$invoice->get_disable_taxes()) {
 
         $taxes = $invoice->get_total_tax();
-        if ( empty( $taxes ) && GetPaid_Payment_Form_Submission_Taxes::is_eu_transaction( $invoice->get_country() ) ) {
-            $invoice->add_note( __( 'VAT was reverse charged', 'invoicing' ), false, false, true );
+        if (empty($taxes) && GetPaid_Payment_Form_Submission_Taxes::is_eu_transaction($invoice->get_country())) {
+            $invoice->add_note(__('VAT was reverse charged', 'invoicing'), false, false, true);
         }
 }
 
 }
-add_action( 'getpaid_invoice_payment_status_changed', 'getpaid_process_invoice_payment' );
+add_action('getpaid_invoice_payment_status_changed', 'getpaid_process_invoice_payment');
 
 /**
  * Returns an array of invoice item columns
@@ -886,13 +886,13 @@ 
  * @param int|WPInv_Invoice $invoice
  * @return array
  */
-function getpaid_invoice_item_columns( $invoice ) {
+function getpaid_invoice_item_columns($invoice) {
 
     // Prepare the invoice.
-    $invoice = new WPInv_Invoice( $invoice );
+    $invoice = new WPInv_Invoice($invoice);
 
     // Abort if there is no invoice.
-    if ( 0 == $invoice->get_id() ) {
+    if (0 == $invoice->get_id()) {
         return array();
     }
 
@@ -900,52 +900,52 @@ 
     $columns = apply_filters(
         'getpaid_invoice_item_columns',
         array(
-            'name'     => __( 'Item', 'invoicing' ),
-            'price'    => __( 'Price', 'invoicing' ),
-            'tax_rate' => __( 'Tax Rate', 'invoicing' ),
-            'quantity' => __( 'Quantity', 'invoicing' ),
-            'subtotal' => __( 'Item Subtotal', 'invoicing' ),
+            'name'     => __('Item', 'invoicing'),
+            'price'    => __('Price', 'invoicing'),
+            'tax_rate' => __('Tax Rate', 'invoicing'),
+            'quantity' => __('Quantity', 'invoicing'),
+            'subtotal' => __('Item Subtotal', 'invoicing'),
         ),
         $invoice
     );
 
     // Quantities.
-    if ( isset( $columns['quantity'] ) ) {
+    if (isset($columns['quantity'])) {
 
-        if ( 'hours' == $invoice->get_template() ) {
-            $columns['quantity'] = __( 'Hours', 'invoicing' );
+        if ('hours' == $invoice->get_template()) {
+            $columns['quantity'] = __('Hours', 'invoicing');
         }
 
-        if ( ! wpinv_item_quantities_enabled() || 'amount' == $invoice->get_template() ) {
-            unset( $columns['quantity'] );
+        if (!wpinv_item_quantities_enabled() || 'amount' == $invoice->get_template()) {
+            unset($columns['quantity']);
         }
 }
 
     // Price.
-    if ( isset( $columns['price'] ) ) {
+    if (isset($columns['price'])) {
 
-        if ( 'amount' == $invoice->get_template() ) {
-            $columns['price'] = __( 'Amount', 'invoicing' );
+        if ('amount' == $invoice->get_template()) {
+            $columns['price'] = __('Amount', 'invoicing');
         }
 
-        if ( 'hours' == $invoice->get_template() ) {
-            $columns['price'] = __( 'Rate', 'invoicing' );
+        if ('hours' == $invoice->get_template()) {
+            $columns['price'] = __('Rate', 'invoicing');
         }
 }
 
     // Sub total.
-    if ( isset( $columns['subtotal'] ) ) {
+    if (isset($columns['subtotal'])) {
 
-        if ( 'amount' == $invoice->get_template() ) {
-            unset( $columns['subtotal'] );
+        if ('amount' == $invoice->get_template()) {
+            unset($columns['subtotal']);
         }
 }
 
     // Tax rates.
-    if ( isset( $columns['tax_rate'] ) ) {
+    if (isset($columns['tax_rate'])) {
 
-        if ( 0 == $invoice->get_tax() ) {
-            unset( $columns['tax_rate'] );
+        if (0 == $invoice->get_tax()) {
+            unset($columns['tax_rate']);
         }
 }
 
@@ -958,43 +958,43 @@ 
  * @param int|WPInv_Invoice $invoice
  * @return array
  */
-function getpaid_invoice_totals_rows( $invoice ) {
+function getpaid_invoice_totals_rows($invoice) {
 
     // Prepare the invoice.
-    $invoice = new WPInv_Invoice( $invoice );
+    $invoice = new WPInv_Invoice($invoice);
 
     // Abort if there is no invoice.
-    if ( 0 == $invoice->get_id() ) {
+    if (0 == $invoice->get_id()) {
         return array();
     }
 
     $totals = apply_filters(
         'getpaid_invoice_totals_rows',
         array(
-            'subtotal' => __( 'Subtotal', 'invoicing' ),
-            'shipping' => __( 'Shipping', 'invoicing' ),
-            'tax'      => __( 'Tax', 'invoicing' ),
-            'fee'      => __( 'Fee', 'invoicing' ),
-            'discount' => __( 'Discount', 'invoicing' ),
-            'total'    => __( 'Total', 'invoicing' ),
+            'subtotal' => __('Subtotal', 'invoicing'),
+            'shipping' => __('Shipping', 'invoicing'),
+            'tax'      => __('Tax', 'invoicing'),
+            'fee'      => __('Fee', 'invoicing'),
+            'discount' => __('Discount', 'invoicing'),
+            'total'    => __('Total', 'invoicing'),
         ),
         $invoice
     );
 
-    if ( ! $invoice->has_shipping() ) {
-        unset( $totals['shipping'] );
+    if (!$invoice->has_shipping()) {
+        unset($totals['shipping']);
     }
 
-    if ( ( $invoice->get_disable_taxes() || ! wpinv_use_taxes() ) && isset( $totals['tax'] ) ) {
-        unset( $totals['tax'] );
+    if (($invoice->get_disable_taxes() || !wpinv_use_taxes()) && isset($totals['tax'])) {
+        unset($totals['tax']);
     }
 
-    if ( 0 == $invoice->get_total_fees() && isset( $totals['fee'] ) ) {
-        unset( $totals['fee'] );
+    if (0 == $invoice->get_total_fees() && isset($totals['fee'])) {
+        unset($totals['fee']);
     }
 
-    if ( 0 == $invoice->get_total_discount() && isset( $totals['discount'] ) ) {
-        unset( $totals['discount'] );
+    if (0 == $invoice->get_total_discount() && isset($totals['discount'])) {
+        unset($totals['discount']);
     }
 
     return $totals;
@@ -1005,47 +1005,47 @@ 
  *
  * @param WPInv_Invoice $invoice
  */
-function getpaid_new_invoice( $invoice ) {
+function getpaid_new_invoice($invoice) {
 
-    if ( ! $invoice->get_status() ) {
+    if (!$invoice->get_status()) {
         return;
     }
 
     // Add an invoice created note.
     $invoice->add_note(
         sprintf(
-            __( '%1$s created with the status "%2$s".', 'invoicing' ),
-            ucfirst( $invoice->get_invoice_quote_type() ),
-            wpinv_status_nicename( $invoice->get_status(), $invoice )
+            __('%1$s created with the status "%2$s".', 'invoicing'),
+            ucfirst($invoice->get_invoice_quote_type()),
+            wpinv_status_nicename($invoice->get_status(), $invoice)
         )
     );
 
 }
-add_action( 'getpaid_new_invoice', 'getpaid_new_invoice' );
+add_action('getpaid_new_invoice', 'getpaid_new_invoice');
 
 /**
  * This function updates invoice caches.
  *
  * @param WPInv_Invoice $invoice
  */
-function getpaid_update_invoice_caches( $invoice ) {
+function getpaid_update_invoice_caches($invoice) {
 
     // Cache invoice number.
-    wp_cache_set( $invoice->get_number(), $invoice->get_id(), 'getpaid_invoice_numbers_to_invoice_ids' );
+    wp_cache_set($invoice->get_number(), $invoice->get_id(), 'getpaid_invoice_numbers_to_invoice_ids');
 
     // Cache invoice key.
-    wp_cache_set( $invoice->get_key(), $invoice->get_id(), 'getpaid_invoice_keys_to_invoice_ids' );
+    wp_cache_set($invoice->get_key(), $invoice->get_id(), 'getpaid_invoice_keys_to_invoice_ids');
 
     // (Maybe) cache transaction id.
     $transaction_id = $invoice->get_transaction_id();
 
-    if ( ! empty( $transaction_id ) ) {
-        wp_cache_set( $transaction_id, $invoice->get_id(), 'getpaid_invoice_transaction_ids_to_invoice_ids' );
+    if (!empty($transaction_id)) {
+        wp_cache_set($transaction_id, $invoice->get_id(), 'getpaid_invoice_transaction_ids_to_invoice_ids');
     }
 
 }
-add_action( 'getpaid_new_invoice', 'getpaid_update_invoice_caches', 5 );
-add_action( 'getpaid_update_invoice', 'getpaid_update_invoice_caches', 5 );
+add_action('getpaid_new_invoice', 'getpaid_update_invoice_caches', 5);
+add_action('getpaid_update_invoice', 'getpaid_update_invoice_caches', 5);
 
 /**
  * Duplicates an invoice.
@@ -1055,7 +1055,7 @@ 
  * @param  WPInv_Invoice $old_invoice The invoice to duplicate
  * @return WPInv_Invoice The new invoice.
  */
-function getpaid_duplicate_invoice( $old_invoice ) {
+function getpaid_duplicate_invoice($old_invoice) {
 
     // Create the new invoice.
     $invoice = new WPInv_Invoice();
@@ -1115,136 +1115,136 @@ 
  * @param WPInv_Invoice $invoice
  * @return array
  */
-function getpaid_get_invoice_meta( $invoice ) {
+function getpaid_get_invoice_meta($invoice) {
 
     // Load the invoice meta.
     $meta = array(
 
         'number'         => array(
             'label' => sprintf(
-                __( '%s Number', 'invoicing' ),
-                ucfirst( $invoice->get_invoice_quote_type() )
+                __('%s Number', 'invoicing'),
+                ucfirst($invoice->get_invoice_quote_type())
             ),
-            'value' => sanitize_text_field( $invoice->get_number() ),
+            'value' => sanitize_text_field($invoice->get_number()),
         ),
 
         'status'         => array(
             'label' => sprintf(
-                __( '%s Status', 'invoicing' ),
-                ucfirst( $invoice->get_invoice_quote_type() )
+                __('%s Status', 'invoicing'),
+                ucfirst($invoice->get_invoice_quote_type())
             ),
             'value' => $invoice->get_status_label_html(),
         ),
 
         'date'           => array(
             'label' => sprintf(
-                __( '%s Date', 'invoicing' ),
-                ucfirst( $invoice->get_invoice_quote_type() )
+                __('%s Date', 'invoicing'),
+                ucfirst($invoice->get_invoice_quote_type())
             ),
-            'value' => getpaid_format_date( $invoice->get_created_date() ),
+            'value' => getpaid_format_date($invoice->get_created_date()),
         ),
 
         'date_paid'      => array(
-            'label' => __( 'Paid On', 'invoicing' ),
-            'value' => getpaid_format_date( $invoice->get_completed_date() ),
+            'label' => __('Paid On', 'invoicing'),
+            'value' => getpaid_format_date($invoice->get_completed_date()),
         ),
 
         'gateway'        => array(
-            'label' => __( 'Payment Method', 'invoicing' ),
-            'value' => sanitize_text_field( $invoice->get_gateway_title() ),
+            'label' => __('Payment Method', 'invoicing'),
+            'value' => sanitize_text_field($invoice->get_gateway_title()),
         ),
 
         'transaction_id' => array(
-            'label' => __( 'Transaction ID', 'invoicing' ),
-            'value' => sanitize_text_field( $invoice->get_transaction_id() ),
+            'label' => __('Transaction ID', 'invoicing'),
+            'value' => sanitize_text_field($invoice->get_transaction_id()),
         ),
 
         'due_date'       => array(
-            'label' => __( 'Due Date', 'invoicing' ),
-            'value' => getpaid_format_date( $invoice->get_due_date() ),
+            'label' => __('Due Date', 'invoicing'),
+            'value' => getpaid_format_date($invoice->get_due_date()),
         ),
 
         'vat_number'     => array(
-            'label' => __( 'VAT Number', 'invoicing' ),
-            'value' => sanitize_text_field( $invoice->get_vat_number() ),
+            'label' => __('VAT Number', 'invoicing'),
+            'value' => sanitize_text_field($invoice->get_vat_number()),
         ),
 
     );
 
-    $additional_meta = get_post_meta( $invoice->get_id(), 'additional_meta_data', true );
+    $additional_meta = get_post_meta($invoice->get_id(), 'additional_meta_data', true);
 
-    if ( ! empty( $additional_meta ) ) {
+    if (!empty($additional_meta)) {
 
-        foreach ( $additional_meta as $label => $value ) {
-            $meta[ sanitize_key( $label ) ] = array(
-                'label' => esc_html( $label ),
-                'value' => esc_html( $value ),
+        foreach ($additional_meta as $label => $value) {
+            $meta[sanitize_key($label)] = array(
+                'label' => esc_html($label),
+                'value' => esc_html($value),
             );
         }
 }
     // If it is not paid, remove the date of payment.
-    if ( ! $invoice->is_paid() && ! $invoice->is_refunded() ) {
-        unset( $meta['date_paid'] );
-        unset( $meta['transaction_id'] );
+    if (!$invoice->is_paid() && !$invoice->is_refunded()) {
+        unset($meta['date_paid']);
+        unset($meta['transaction_id']);
     }
 
-    if ( ! $invoice->is_paid() || 'none' == $invoice->get_gateway() ) {
-        unset( $meta['gateway'] );
+    if (!$invoice->is_paid() || 'none' == $invoice->get_gateway()) {
+        unset($meta['gateway']);
     }
 
     // Only display the due date if due dates are enabled.
-    if ( ! $invoice->needs_payment() || ! wpinv_get_option( 'overdue_active' ) ) {
-        unset( $meta['due_date'] );
+    if (!$invoice->needs_payment() || !wpinv_get_option('overdue_active')) {
+        unset($meta['due_date']);
     }
 
     // Only display the vat number if taxes are enabled.
-    if ( ! wpinv_use_taxes() ) {
-        unset( $meta['vat_number'] );
+    if (!wpinv_use_taxes()) {
+        unset($meta['vat_number']);
     }
 
     // Link to the parent invoice.
-    if ( $invoice->get_parent_id() > 0 ) {
+    if ($invoice->get_parent_id() > 0) {
 
         $meta['parent'] = array(
 
             'label' => sprintf(
-                __( 'Parent %s', 'invoicing' ),
-                ucfirst( $invoice->get_invoice_quote_type() )
+                __('Parent %s', 'invoicing'),
+                ucfirst($invoice->get_invoice_quote_type())
             ),
 
-            'value' => wpinv_invoice_link( $invoice->get_parent_id() ),
+            'value' => wpinv_invoice_link($invoice->get_parent_id()),
 
         );
 
     }
 
-    if ( $invoice->is_recurring() ) {
+    if ($invoice->is_recurring()) {
 
-        $subscription = getpaid_get_invoice_subscriptions( $invoice );
-        if ( ! empty( $subscription ) && ! is_array( $subscription ) && $subscription->exists() ) {
+        $subscription = getpaid_get_invoice_subscriptions($invoice);
+        if (!empty($subscription) && !is_array($subscription) && $subscription->exists()) {
 
             // Display the renewal date.
-            if ( $subscription->is_active() && 'cancelled' != $subscription->get_status() ) {
+            if ($subscription->is_active() && 'cancelled' != $subscription->get_status()) {
 
                 $meta['renewal_date'] = array(
-                    'label' => __( 'Renews On', 'invoicing' ),
-                    'value' => getpaid_format_date( $subscription->get_expiration() ) .
+                    'label' => __('Renews On', 'invoicing'),
+                    'value' => getpaid_format_date($subscription->get_expiration()) .
                     sprintf(
                         ' <a class="small" href="%s">%s<a>',
                         $subscription->get_view_url(),
-                        __( '(View Subscription)', 'invoicing' )
+                        __('(View Subscription)', 'invoicing')
                     ),
                 );
 
             }
 
-            if ( $invoice->is_parent() ) {
+            if ($invoice->is_parent()) {
 
                 // Display the recurring amount.
                 $meta['recurring_total'] = array(
 
-                    'label' => __( 'Recurring Amount', 'invoicing' ),
-                    'value' => wpinv_price( $subscription->get_recurring_amount(), $invoice->get_currency() ),
+                    'label' => __('Recurring Amount', 'invoicing'),
+                    'value' => wpinv_price($subscription->get_recurring_amount(), $invoice->get_currency()),
 
                 );
 
@@ -1255,13 +1255,13 @@ 
     // Add the invoice total to the meta.
     $meta['invoice_total'] = array(
 
-        'label' => __( 'Total Amount', 'invoicing' ),
-        'value' => wpinv_price( $invoice->get_total(), $invoice->get_currency() ),
+        'label' => __('Total Amount', 'invoicing'),
+        'value' => wpinv_price($invoice->get_total(), $invoice->get_currency()),
 
     );
 
     // Provide a way for third party plugins to filter the meta.
-    $meta = apply_filters( 'getpaid_invoice_meta_data', $meta, $invoice );
+    $meta = apply_filters('getpaid_invoice_meta_data', $meta, $invoice);
 
     return $meta;
 
@@ -1300,12 +1300,12 @@ 
  * @param GetPaid_Form_Item $item
  * @return float
  */
-function getpaid_get_invoice_tax_rate( $invoice, $item ) {
+function getpaid_get_invoice_tax_rate($invoice, $item) {
 
-    $rates   = getpaid_get_item_tax_rates( $item, $invoice->get_country(), $invoice->get_state() );
-	$rates   = getpaid_filter_item_tax_rates( $item, $rates );
-    $rates   = wp_list_pluck( $rates, 'rate' );
+    $rates   = getpaid_get_item_tax_rates($item, $invoice->get_country(), $invoice->get_state());
+	$rates = getpaid_filter_item_tax_rates($item, $rates);
+    $rates   = wp_list_pluck($rates, 'rate');
 
-    return array_sum( $rates );
+    return array_sum($rates);
 
 }

includes/wpinv-general-functions.php

Indentation +73 added lines, -73 removed lines

@@ -31,16 +31,16 @@ 
 }
 
 function wpinv_can_checkout() {
-	$can_checkout = true; // Always true for now
+    $can_checkout = true; // Always true for now
 
-	return (bool) apply_filters( 'wpinv_can_checkout', $can_checkout );
+    return (bool) apply_filters( 'wpinv_can_checkout', $can_checkout );
 }
 
 function wpinv_get_success_page_uri() {
-	$page_id = wpinv_get_option( 'success_page', 0 );
-	$page_id = absint( $page_id );
+    $page_id = wpinv_get_option( 'success_page', 0 );
+    $page_id = absint( $page_id );
 
-	return apply_filters( 'wpinv_get_success_page_uri', get_permalink( $page_id ) );
+    return apply_filters( 'wpinv_get_success_page_uri', get_permalink( $page_id ) );
 }
 
 /**
@@ -51,22 +51,22 @@ 
  */
 function wpinv_get_history_page_uri( $post_type = 'wpi_invoice' ) {
     $post_type = sanitize_key( str_replace( 'wpi_', '', $post_type ) );
-	$page_id   = wpinv_get_option( "{$post_type}_history_page", 0 );
-	$page_id   = absint( $page_id );
-	return apply_filters( 'wpinv_get_history_page_uri', get_permalink( $page_id ), $post_type );
+    $page_id   = wpinv_get_option( "{$post_type}_history_page", 0 );
+    $page_id   = absint( $page_id );
+    return apply_filters( 'wpinv_get_history_page_uri', get_permalink( $page_id ), $post_type );
 }
 
 function wpinv_is_success_page() {
-	$is_success_page = wpinv_get_option( 'success_page', false );
-	$is_success_page = ! empty( $is_success_page ) ? is_page( $is_success_page ) : false;
+    $is_success_page = wpinv_get_option( 'success_page', false );
+    $is_success_page = ! empty( $is_success_page ) ? is_page( $is_success_page ) : false;
 
-	return apply_filters( 'wpinv_is_success_page', $is_success_page );
+    return apply_filters( 'wpinv_is_success_page', $is_success_page );
 }
 
 function wpinv_is_invoice_history_page() {
-	$ret = wpinv_get_option( 'invoice_history_page', false );
-	$ret = $ret ? is_page( $ret ) : false;
-	return apply_filters( 'wpinv_is_invoice_history_page', $ret );
+    $ret = wpinv_get_option( 'invoice_history_page', false );
+    $ret = $ret ? is_page( $ret ) : false;
+    return apply_filters( 'wpinv_is_invoice_history_page', $ret );
 }
 
 function wpinv_is_subscriptions_history_page() {
@@ -92,7 +92,7 @@ 
 }
 
 function wpinv_send_to_failed_page( $args = null ) {
-	$redirect = wpinv_get_failed_transaction_uri();
+    $redirect = wpinv_get_failed_transaction_uri();
 
     if ( ! empty( $args ) ) {
         // Check for backward compatibility
@@ -113,58 +113,58 @@ 
 }
 
 function wpinv_get_checkout_uri( $args = array() ) {
-	$uri = wpinv_get_option( 'checkout_page', false );
-	$uri = isset( $uri ) ? get_permalink( $uri ) : null;
+    $uri = wpinv_get_option( 'checkout_page', false );
+    $uri = isset( $uri ) ? get_permalink( $uri ) : null;
 
-	if ( ! empty( $args ) ) {
-		// Check for backward compatibility
-		if ( is_string( $args ) ) {
-			$args = str_replace( '?', '', $args );
+    if ( ! empty( $args ) ) {
+        // Check for backward compatibility
+        if ( is_string( $args ) ) {
+            $args = str_replace( '?', '', $args );
         }
 
-		$args = wp_parse_args( $args );
+        $args = wp_parse_args( $args );
 
-		$uri = add_query_arg( $args, $uri );
-	}
+        $uri = add_query_arg( $args, $uri );
+    }
 
-	$scheme = defined( 'FORCE_SSL_ADMIN' ) && FORCE_SSL_ADMIN ? 'https' : 'admin';
+    $scheme = defined( 'FORCE_SSL_ADMIN' ) && FORCE_SSL_ADMIN ? 'https' : 'admin';
 
-	$ajax_url = admin_url( 'admin-ajax.php', $scheme );
+    $ajax_url = admin_url( 'admin-ajax.php', $scheme );
 
-	if ( ( ! preg_match( '/^https/', $uri ) && preg_match( '/^https/', $ajax_url ) ) || wpinv_is_ssl_enforced() ) {
-		$uri = preg_replace( '/^http:/', 'https:', $uri );
-	}
+    if ( ( ! preg_match( '/^https/', $uri ) && preg_match( '/^https/', $ajax_url ) ) || wpinv_is_ssl_enforced() ) {
+        $uri = preg_replace( '/^http:/', 'https:', $uri );
+    }
 
-	return apply_filters( 'wpinv_get_checkout_uri', $uri );
+    return apply_filters( 'wpinv_get_checkout_uri', $uri );
 }
 
 function wpinv_get_success_page_url( $query_string = null ) {
-	$success_page = wpinv_get_option( 'success_page', 0 );
-	$success_page = get_permalink( $success_page );
+    $success_page = wpinv_get_option( 'success_page', 0 );
+    $success_page = get_permalink( $success_page );
 
-	if ( $query_string ) {
-		$success_page .= $query_string;
+    if ( $query_string ) {
+        $success_page .= $query_string;
     }
 
-	return apply_filters( 'wpinv_success_page_url', $success_page );
+    return apply_filters( 'wpinv_success_page_url', $success_page );
 }
 
 function wpinv_get_failed_transaction_uri( $extras = false ) {
-	$uri = wpinv_get_option( 'failure_page', '' );
-	$uri = ! empty( $uri ) ? trailingslashit( get_permalink( $uri ) ) : home_url();
+    $uri = wpinv_get_option( 'failure_page', '' );
+    $uri = ! empty( $uri ) ? trailingslashit( get_permalink( $uri ) ) : home_url();
 
-	if ( $extras ) {
-		$uri .= $extras;
+    if ( $extras ) {
+        $uri .= $extras;
     }
 
-	return apply_filters( 'wpinv_get_failed_transaction_uri', $uri );
+    return apply_filters( 'wpinv_get_failed_transaction_uri', $uri );
 }
 
 function wpinv_is_failed_transaction_page() {
-	$ret = wpinv_get_option( 'failure_page', false );
-	$ret = isset( $ret ) ? is_page( $ret ) : false;
+    $ret = wpinv_get_option( 'failure_page', false );
+    $ret = isset( $ret ) ? is_page( $ret ) : false;
 
-	return apply_filters( 'wpinv_is_failure_page', $ret );
+    return apply_filters( 'wpinv_is_failure_page', $ret );
 }
 
 function wpinv_transaction_query( $type = 'start' ) {
@@ -244,36 +244,36 @@ 
     $require_billing_details = apply_filters( 'wpinv_checkout_required_billing_details', wpinv_use_taxes() );
 
     if ( $require_billing_details ) {
-		if ( (bool)wpinv_get_option( 'fname_mandatory' ) ) {
-			$required_fields['first_name'] = array(
-				'error_id'      => 'invalid_first_name',
-				'error_message' => __( 'Please enter your first name', 'invoicing' ),
-			);
-		}
-		if ( (bool)wpinv_get_option( 'address_mandatory' ) ) {
-			$required_fields['address'] = array(
-				'error_id'      => 'invalid_address',
-				'error_message' => __( 'Please enter your address', 'invoicing' ),
-			);
-		}
-		if ( (bool)wpinv_get_option( 'city_mandatory' ) ) {
-			$required_fields['city'] = array(
-				'error_id'      => 'invalid_city',
-				'error_message' => __( 'Please enter your billing city', 'invoicing' ),
-			);
-		}
-		if ( (bool)wpinv_get_option( 'state_mandatory' ) ) {
-			$required_fields['state'] = array(
-				'error_id'      => 'invalid_state',
-				'error_message' => __( 'Please enter billing state / province', 'invoicing' ),
-			);
-		}
-		if ( (bool)wpinv_get_option( 'country_mandatory' ) ) {
-			$required_fields['country'] = array(
-				'error_id'      => 'invalid_country',
-				'error_message' => __( 'Please select your billing country', 'invoicing' ),
-			);
-		}
+        if ( (bool)wpinv_get_option( 'fname_mandatory' ) ) {
+            $required_fields['first_name'] = array(
+                'error_id'      => 'invalid_first_name',
+                'error_message' => __( 'Please enter your first name', 'invoicing' ),
+            );
+        }
+        if ( (bool)wpinv_get_option( 'address_mandatory' ) ) {
+            $required_fields['address'] = array(
+                'error_id'      => 'invalid_address',
+                'error_message' => __( 'Please enter your address', 'invoicing' ),
+            );
+        }
+        if ( (bool)wpinv_get_option( 'city_mandatory' ) ) {
+            $required_fields['city'] = array(
+                'error_id'      => 'invalid_city',
+                'error_message' => __( 'Please enter your billing city', 'invoicing' ),
+            );
+        }
+        if ( (bool)wpinv_get_option( 'state_mandatory' ) ) {
+            $required_fields['state'] = array(
+                'error_id'      => 'invalid_state',
+                'error_message' => __( 'Please enter billing state / province', 'invoicing' ),
+            );
+        }
+        if ( (bool)wpinv_get_option( 'country_mandatory' ) ) {
+            $required_fields['country'] = array(
+                'error_id'      => 'invalid_country',
+                'error_message' => __( 'Please select your billing country', 'invoicing' ),
+            );
+        }
     }
 
     return apply_filters( 'wpinv_checkout_required_fields', $required_fields );

Spacing +163 added lines, -163 removed lines

@@ -7,40 +7,40 @@ 
  */
 
 // MUST have WordPress.
-if ( ! defined( 'WPINC' ) ) {
+if (!defined('WPINC')) {
     exit;
 }
 
 function wpinv_is_checkout() {
     global $wp_query;
 
-    $is_object_set    = isset( $wp_query->queried_object );
-    $is_object_id_set = isset( $wp_query->queried_object_id );
-    $checkout_page    = wpinv_get_option( 'checkout_page' );
-    $is_checkout      = ! empty( $checkout_page ) && is_page( $checkout_page );
+    $is_object_set    = isset($wp_query->queried_object);
+    $is_object_id_set = isset($wp_query->queried_object_id);
+    $checkout_page    = wpinv_get_option('checkout_page');
+    $is_checkout      = !empty($checkout_page) && is_page($checkout_page);
 
-    if ( ! $is_object_set ) {
-        unset( $wp_query->queried_object );
+    if (!$is_object_set) {
+        unset($wp_query->queried_object);
     }
 
-    if ( ! $is_object_id_set ) {
-        unset( $wp_query->queried_object_id );
+    if (!$is_object_id_set) {
+        unset($wp_query->queried_object_id);
     }
 
-    return apply_filters( 'wpinv_is_checkout', $is_checkout );
+    return apply_filters('wpinv_is_checkout', $is_checkout);
 }
 
 function wpinv_can_checkout() {
 	$can_checkout = true; // Always true for now
 
-	return (bool) apply_filters( 'wpinv_can_checkout', $can_checkout );
+	return (bool) apply_filters('wpinv_can_checkout', $can_checkout);
 }
 
 function wpinv_get_success_page_uri() {
-	$page_id = wpinv_get_option( 'success_page', 0 );
-	$page_id = absint( $page_id );
+	$page_id = wpinv_get_option('success_page', 0);
+	$page_id = absint($page_id);
 
-	return apply_filters( 'wpinv_get_success_page_uri', get_permalink( $page_id ) );
+	return apply_filters('wpinv_get_success_page_uri', get_permalink($page_id));
 }
 
 /**
@@ -49,154 +49,154 @@ 
  * @param string $post_type The post type or invoice type.
  * @return string The history page URL.
  */
-function wpinv_get_history_page_uri( $post_type = 'wpi_invoice' ) {
-    $post_type = sanitize_key( str_replace( 'wpi_', '', $post_type ) );
-	$page_id   = wpinv_get_option( "{$post_type}_history_page", 0 );
-	$page_id   = absint( $page_id );
-	return apply_filters( 'wpinv_get_history_page_uri', get_permalink( $page_id ), $post_type );
+function wpinv_get_history_page_uri($post_type = 'wpi_invoice') {
+    $post_type = sanitize_key(str_replace('wpi_', '', $post_type));
+	$page_id   = wpinv_get_option("{$post_type}_history_page", 0);
+	$page_id   = absint($page_id);
+	return apply_filters('wpinv_get_history_page_uri', get_permalink($page_id), $post_type);
 }
 
 function wpinv_is_success_page() {
-	$is_success_page = wpinv_get_option( 'success_page', false );
-	$is_success_page = ! empty( $is_success_page ) ? is_page( $is_success_page ) : false;
+	$is_success_page = wpinv_get_option('success_page', false);
+	$is_success_page = !empty($is_success_page) ? is_page($is_success_page) : false;
 
-	return apply_filters( 'wpinv_is_success_page', $is_success_page );
+	return apply_filters('wpinv_is_success_page', $is_success_page);
 }
 
 function wpinv_is_invoice_history_page() {
-	$ret = wpinv_get_option( 'invoice_history_page', false );
-	$ret = $ret ? is_page( $ret ) : false;
-	return apply_filters( 'wpinv_is_invoice_history_page', $ret );
+	$ret = wpinv_get_option('invoice_history_page', false);
+	$ret = $ret ? is_page($ret) : false;
+	return apply_filters('wpinv_is_invoice_history_page', $ret);
 }
 
 function wpinv_is_subscriptions_history_page() {
-    $ret = wpinv_get_option( 'invoice_subscription_page', false );
-    $ret = $ret ? is_page( $ret ) : false;
-    return apply_filters( 'wpinv_is_subscriptions_history_page', $ret );
+    $ret = wpinv_get_option('invoice_subscription_page', false);
+    $ret = $ret ? is_page($ret) : false;
+    return apply_filters('wpinv_is_subscriptions_history_page', $ret);
 }
 
 /**
  * Redirects a user the success page.
  */
-function wpinv_send_to_success_page( $args = array() ) {
+function wpinv_send_to_success_page($args = array()) {
 
-    $args = wp_parse_args( $args );
+    $args = wp_parse_args($args);
 
-    if ( ! empty( $args['invoice_key'] ) ) {
-        $invoice = wpinv_get_invoice( $args['invoice_key'] );
+    if (!empty($args['invoice_key'])) {
+        $invoice = wpinv_get_invoice($args['invoice_key']);
 
-        if ( $invoice && $invoice->exists() ) {
+        if ($invoice && $invoice->exists()) {
             $success_page = $invoice->get_receipt_url();
         }
     }
 
-    if ( empty( $success_page ) ) {
+    if (empty($success_page)) {
         $success_page = wpinv_get_success_page_uri();
     }
 
-    $redirect = add_query_arg( $args, $success_page );
+    $redirect = add_query_arg($args, $success_page);
 
-    $redirect = apply_filters( 'wpinv_send_to_success_page_url', $redirect, $args, $success_page );
+    $redirect = apply_filters('wpinv_send_to_success_page_url', $redirect, $args, $success_page);
 
-    wp_redirect( $redirect );
+    wp_redirect($redirect);
     exit;
 }
 
-function wpinv_send_to_failed_page( $args = null ) {
+function wpinv_send_to_failed_page($args = null) {
 	$redirect = wpinv_get_failed_transaction_uri();
 
-    if ( ! empty( $args ) ) {
+    if (!empty($args)) {
         // Check for backward compatibility
-        if ( is_string( $args ) ) {
-            $args = str_replace( '?', '', $args );
+        if (is_string($args)) {
+            $args = str_replace('?', '', $args);
         }
 
-        $args = wp_parse_args( $args );
+        $args = wp_parse_args($args);
 
-        $redirect = add_query_arg( $args, $redirect );
+        $redirect = add_query_arg($args, $redirect);
     }
 
-    $gateway = isset( $_REQUEST['wpi-gateway'] ) ? $_REQUEST['wpi-gateway'] : '';
+    $gateway = isset($_REQUEST['wpi-gateway']) ? $_REQUEST['wpi-gateway'] : '';
 
-    $redirect = apply_filters( 'wpinv_failed_page_redirect', $redirect, $gateway, $args );
-    wp_redirect( $redirect );
+    $redirect = apply_filters('wpinv_failed_page_redirect', $redirect, $gateway, $args);
+    wp_redirect($redirect);
     exit;
 }
 
-function wpinv_get_checkout_uri( $args = array() ) {
-	$uri = wpinv_get_option( 'checkout_page', false );
-	$uri = isset( $uri ) ? get_permalink( $uri ) : null;
+function wpinv_get_checkout_uri($args = array()) {
+	$uri = wpinv_get_option('checkout_page', false);
+	$uri = isset($uri) ? get_permalink($uri) : null;
 
-	if ( ! empty( $args ) ) {
+	if (!empty($args)) {
 		// Check for backward compatibility
-		if ( is_string( $args ) ) {
-			$args = str_replace( '?', '', $args );
+		if (is_string($args)) {
+			$args = str_replace('?', '', $args);
         }
 
-		$args = wp_parse_args( $args );
+		$args = wp_parse_args($args);
 
-		$uri = add_query_arg( $args, $uri );
+		$uri = add_query_arg($args, $uri);
 	}
 
-	$scheme = defined( 'FORCE_SSL_ADMIN' ) && FORCE_SSL_ADMIN ? 'https' : 'admin';
+	$scheme = defined('FORCE_SSL_ADMIN') && FORCE_SSL_ADMIN ? 'https' : 'admin';
 
-	$ajax_url = admin_url( 'admin-ajax.php', $scheme );
+	$ajax_url = admin_url('admin-ajax.php', $scheme);
 
-	if ( ( ! preg_match( '/^https/', $uri ) && preg_match( '/^https/', $ajax_url ) ) || wpinv_is_ssl_enforced() ) {
-		$uri = preg_replace( '/^http:/', 'https:', $uri );
+	if ((!preg_match('/^https/', $uri) && preg_match('/^https/', $ajax_url)) || wpinv_is_ssl_enforced()) {
+		$uri = preg_replace('/^http:/', 'https:', $uri);
 	}
 
-	return apply_filters( 'wpinv_get_checkout_uri', $uri );
+	return apply_filters('wpinv_get_checkout_uri', $uri);
 }
 
-function wpinv_get_success_page_url( $query_string = null ) {
-	$success_page = wpinv_get_option( 'success_page', 0 );
-	$success_page = get_permalink( $success_page );
+function wpinv_get_success_page_url($query_string = null) {
+	$success_page = wpinv_get_option('success_page', 0);
+	$success_page = get_permalink($success_page);
 
-	if ( $query_string ) {
+	if ($query_string) {
 		$success_page .= $query_string;
     }
 
-	return apply_filters( 'wpinv_success_page_url', $success_page );
+	return apply_filters('wpinv_success_page_url', $success_page);
 }
 
-function wpinv_get_failed_transaction_uri( $extras = false ) {
-	$uri = wpinv_get_option( 'failure_page', '' );
-	$uri = ! empty( $uri ) ? trailingslashit( get_permalink( $uri ) ) : home_url();
+function wpinv_get_failed_transaction_uri($extras = false) {
+	$uri = wpinv_get_option('failure_page', '');
+	$uri = !empty($uri) ? trailingslashit(get_permalink($uri)) : home_url();
 
-	if ( $extras ) {
+	if ($extras) {
 		$uri .= $extras;
     }
 
-	return apply_filters( 'wpinv_get_failed_transaction_uri', $uri );
+	return apply_filters('wpinv_get_failed_transaction_uri', $uri);
 }
 
 function wpinv_is_failed_transaction_page() {
-	$ret = wpinv_get_option( 'failure_page', false );
-	$ret = isset( $ret ) ? is_page( $ret ) : false;
+	$ret = wpinv_get_option('failure_page', false);
+	$ret = isset($ret) ? is_page($ret) : false;
 
-	return apply_filters( 'wpinv_is_failure_page', $ret );
+	return apply_filters('wpinv_is_failure_page', $ret);
 }
 
-function wpinv_transaction_query( $type = 'start' ) {
+function wpinv_transaction_query($type = 'start') {
     global $wpdb;
 
     $wpdb->hide_errors();
 
-    if ( ! defined( 'WPINV_USE_TRANSACTIONS' ) ) {
-        define( 'WPINV_USE_TRANSACTIONS', true );
+    if (!defined('WPINV_USE_TRANSACTIONS')) {
+        define('WPINV_USE_TRANSACTIONS', true);
     }
 
-    if ( WPINV_USE_TRANSACTIONS ) {
-        switch ( $type ) {
+    if (WPINV_USE_TRANSACTIONS) {
+        switch ($type) {
             case 'commit':
-                $wpdb->query( 'COMMIT' );
+                $wpdb->query('COMMIT');
                 break;
             case 'rollback':
-                $wpdb->query( 'ROLLBACK' );
+                $wpdb->query('ROLLBACK');
                 break;
             default:
-                $wpdb->query( 'START TRANSACTION' );
+                $wpdb->query('START TRANSACTION');
                 break;
         }
     }
@@ -205,146 +205,146 @@ 
 function wpinv_get_prefix() {
     $invoice_prefix = 'INV-';
 
-    return apply_filters( 'wpinv_get_prefix', $invoice_prefix );
+    return apply_filters('wpinv_get_prefix', $invoice_prefix);
 }
 
 function wpinv_get_business_logo() {
-    $business_logo = wpinv_get_option( 'logo' );
-    return apply_filters( 'wpinv_get_business_logo', $business_logo );
+    $business_logo = wpinv_get_option('logo');
+    return apply_filters('wpinv_get_business_logo', $business_logo);
 }
 
 function wpinv_get_business_name() {
-    $name = wpinv_get_option( 'store_name', wpinv_get_blogname() );
+    $name = wpinv_get_option('store_name', wpinv_get_blogname());
 
-    if ( empty( $name ) ) {
+    if (empty($name)) {
         $name = wpinv_get_blogname();
     }
 
-    return apply_filters( 'wpinv_get_business_name', $name );
+    return apply_filters('wpinv_get_business_name', $name);
 }
 
 function wpinv_get_blogname() {
-    return wp_specialchars_decode( get_option( 'blogname' ), ENT_QUOTES );
+    return wp_specialchars_decode(get_option('blogname'), ENT_QUOTES);
 }
 
 function wpinv_get_admin_email() {
-    $admin_email = wpinv_get_option( 'admin_email', get_option( 'admin_email' ) );
-    return apply_filters( 'wpinv_admin_email', $admin_email );
+    $admin_email = wpinv_get_option('admin_email', get_option('admin_email'));
+    return apply_filters('wpinv_admin_email', $admin_email);
 }
 
 function wpinv_get_business_website() {
-    $business_website = home_url( '/' );
-    return apply_filters( 'wpinv_get_business_website', $business_website );
+    $business_website = home_url('/');
+    return apply_filters('wpinv_get_business_website', $business_website);
 }
 
-function wpinv_get_terms_text( $invoice_id = 0 ) {
+function wpinv_get_terms_text($invoice_id = 0) {
     $terms_text = '';
-    return apply_filters( 'wpinv_get_terms_text', $terms_text, $invoice_id );
+    return apply_filters('wpinv_get_terms_text', $terms_text, $invoice_id);
 }
 
 function wpinv_get_business_footer() {
-    $site_link = '<a target="_blank" href="' . esc_url( wpinv_get_business_website() ) . '">' . esc_html( wpinv_get_business_name() ) . '</a>';
-    $business_footer = wp_sprintf( __( 'Thanks for using %s', 'invoicing' ), $site_link );
-    return apply_filters( 'wpinv_get_business_footer', $business_footer );
+    $site_link = '<a target="_blank" href="' . esc_url(wpinv_get_business_website()) . '">' . esc_html(wpinv_get_business_name()) . '</a>';
+    $business_footer = wp_sprintf(__('Thanks for using %s', 'invoicing'), $site_link);
+    return apply_filters('wpinv_get_business_footer', $business_footer);
 }
 
 function wpinv_checkout_required_fields() {
     $required_fields = array();
 
     // Let payment gateways and other extensions determine if address fields should be required
-    $require_billing_details = apply_filters( 'wpinv_checkout_required_billing_details', wpinv_use_taxes() );
+    $require_billing_details = apply_filters('wpinv_checkout_required_billing_details', wpinv_use_taxes());
 
-    if ( $require_billing_details ) {
-		if ( (bool)wpinv_get_option( 'fname_mandatory' ) ) {
+    if ($require_billing_details) {
+		if ((bool) wpinv_get_option('fname_mandatory')) {
 			$required_fields['first_name'] = array(
 				'error_id'      => 'invalid_first_name',
-				'error_message' => __( 'Please enter your first name', 'invoicing' ),
+				'error_message' => __('Please enter your first name', 'invoicing'),
 			);
 		}
-		if ( (bool)wpinv_get_option( 'address_mandatory' ) ) {
+		if ((bool) wpinv_get_option('address_mandatory')) {
 			$required_fields['address'] = array(
 				'error_id'      => 'invalid_address',
-				'error_message' => __( 'Please enter your address', 'invoicing' ),
+				'error_message' => __('Please enter your address', 'invoicing'),
 			);
 		}
-		if ( (bool)wpinv_get_option( 'city_mandatory' ) ) {
+		if ((bool) wpinv_get_option('city_mandatory')) {
 			$required_fields['city'] = array(
 				'error_id'      => 'invalid_city',
-				'error_message' => __( 'Please enter your billing city', 'invoicing' ),
+				'error_message' => __('Please enter your billing city', 'invoicing'),
 			);
 		}
-		if ( (bool)wpinv_get_option( 'state_mandatory' ) ) {
+		if ((bool) wpinv_get_option('state_mandatory')) {
 			$required_fields['state'] = array(
 				'error_id'      => 'invalid_state',
-				'error_message' => __( 'Please enter billing state / province', 'invoicing' ),
+				'error_message' => __('Please enter billing state / province', 'invoicing'),
 			);
 		}
-		if ( (bool)wpinv_get_option( 'country_mandatory' ) ) {
+		if ((bool) wpinv_get_option('country_mandatory')) {
 			$required_fields['country'] = array(
 				'error_id'      => 'invalid_country',
-				'error_message' => __( 'Please select your billing country', 'invoicing' ),
+				'error_message' => __('Please select your billing country', 'invoicing'),
 			);
 		}
     }
 
-    return apply_filters( 'wpinv_checkout_required_fields', $required_fields );
+    return apply_filters('wpinv_checkout_required_fields', $required_fields);
 }
 
 function wpinv_is_ssl_enforced() {
-    $ssl_enforced = wpinv_get_option( 'enforce_ssl', false );
-    return (bool) apply_filters( 'wpinv_is_ssl_enforced', $ssl_enforced );
+    $ssl_enforced = wpinv_get_option('enforce_ssl', false);
+    return (bool) apply_filters('wpinv_is_ssl_enforced', $ssl_enforced);
 }
 
 function wpinv_schedule_event_twicedaily() {
     wpinv_email_payment_reminders();
 }
-add_action( 'wpinv_register_schedule_event_daily', 'wpinv_schedule_event_twicedaily' );
+add_action('wpinv_register_schedule_event_daily', 'wpinv_schedule_event_twicedaily');
 
 function wpinv_require_login_to_checkout() {
-    $return = wpinv_get_option( 'login_to_checkout', false );
-    return (bool) apply_filters( 'wpinv_require_login_to_checkout', $return );
+    $return = wpinv_get_option('login_to_checkout', false);
+    return (bool) apply_filters('wpinv_require_login_to_checkout', $return);
 }
 
-function wpinv_sequential_number_active( $type = '' ) {
-    $check = apply_filters( 'wpinv_pre_check_sequential_number_active', null, $type );
-    if ( null !== $check ) {
+function wpinv_sequential_number_active($type = '') {
+    $check = apply_filters('wpinv_pre_check_sequential_number_active', null, $type);
+    if (null !== $check) {
         return $check;
     }
 
-    return wpinv_get_option( 'sequential_invoice_number' );
+    return wpinv_get_option('sequential_invoice_number');
 }
 
-function wpinv_switch_to_locale( $locale = null ) {
+function wpinv_switch_to_locale($locale = null) {
     global $invoicing, $wpi_switch_locale;
 
-    if ( ! empty( $invoicing ) && function_exists( 'switch_to_locale' ) ) {
-        $locale = empty( $locale ) ? get_locale() : $locale;
+    if (!empty($invoicing) && function_exists('switch_to_locale')) {
+        $locale = empty($locale) ? get_locale() : $locale;
 
-        switch_to_locale( $locale );
+        switch_to_locale($locale);
 
         $wpi_switch_locale = $locale;
 
-        add_filter( 'plugin_locale', 'get_locale' );
+        add_filter('plugin_locale', 'get_locale');
 
         $invoicing->load_textdomain();
 
-        do_action( 'wpinv_switch_to_locale', $locale );
+        do_action('wpinv_switch_to_locale', $locale);
     }
 }
 
 function wpinv_restore_locale() {
     global $invoicing, $wpi_switch_locale;
 
-    if ( ! empty( $invoicing ) && function_exists( 'restore_previous_locale' ) && $wpi_switch_locale ) {
+    if (!empty($invoicing) && function_exists('restore_previous_locale') && $wpi_switch_locale) {
         restore_previous_locale();
 
         $wpi_switch_locale = null;
 
-        remove_filter( 'plugin_locale', 'get_locale' );
+        remove_filter('plugin_locale', 'get_locale');
 
         $invoicing->load_textdomain();
 
-        do_action( 'wpinv_restore_locale' );
+        do_action('wpinv_restore_locale');
     }
 }
 
@@ -352,26 +352,26 @@ 
  * Returns the default form's id.
  */
 function wpinv_get_default_payment_form() {
-    $form = get_option( 'wpinv_default_payment_form' );
+    $form = get_option('wpinv_default_payment_form');
 
-    if ( empty( $form ) || 'publish' != get_post_status( $form ) ) {
+    if (empty($form) || 'publish' != get_post_status($form)) {
         $form = wp_insert_post(
             array(
                 'post_type'   => 'wpi_payment_form',
-                'post_title'  => __( 'Checkout (default)', 'invoicing' ),
+                'post_title'  => __('Checkout (default)', 'invoicing'),
                 'post_status' => 'publish',
                 'meta_input'  => array(
-                    'wpinv_form_elements' => wpinv_get_data( 'default-payment-form' ),
+                    'wpinv_form_elements' => wpinv_get_data('default-payment-form'),
                     'wpinv_form_items'    => array(),
                 ),
             )
         );
 
-        update_option( 'wpinv_default_payment_form', $form );
+        update_option('wpinv_default_payment_form', $form);
     }
 
     // WPML support.
-    $form = apply_filters( 'wpml_object_id', $form, 'wpi_payment_form', true );
+    $form = apply_filters('wpml_object_id', $form, 'wpi_payment_form', true);
     return (int) $form;
 }
 
@@ -380,19 +380,19 @@ 
  *
  * @param int $payment_form
  */
-function getpaid_get_payment_form_elements( $payment_form ) {
+function getpaid_get_payment_form_elements($payment_form) {
 
-    if ( empty( $payment_form ) ) {
-        return wpinv_get_data( 'sample-payment-form' );
+    if (empty($payment_form)) {
+        return wpinv_get_data('sample-payment-form');
     }
 
-    $form_elements = get_post_meta( $payment_form, 'wpinv_form_elements', true );
+    $form_elements = get_post_meta($payment_form, 'wpinv_form_elements', true);
 
-    if ( is_array( $form_elements ) ) {
+    if (is_array($form_elements)) {
         return $form_elements;
     }
 
-    return wpinv_get_data( 'sample-payment-form' );
+    return wpinv_get_data('sample-payment-form');
 
 }
 
@@ -401,65 +401,65 @@ 
  *
  * @param int $payment_form
  */
-function gepaid_get_form_items( $id ) {
-    $form = new GetPaid_Payment_Form( $id );
+function gepaid_get_form_items($id) {
+    $form = new GetPaid_Payment_Form($id);
 
     // Is this a default form?
-    if ( $form->is_default() ) {
+    if ($form->is_default()) {
         return array();
     }
 
-    return $form->get_items( 'view', 'arrays' );
+    return $form->get_items('view', 'arrays');
 }
 
 /**
  * Trims each line in a paragraph.
  *
  */
-function gepaid_trim_lines( $content ) {
-    return implode( "\n", array_map( 'trim', explode( "\n", $content ) ) );
+function gepaid_trim_lines($content) {
+    return implode("\n", array_map('trim', explode("\n", $content)));
 }
 
 
-function wpinv_add_elementor_widget_categories( $elements_manager ) {
+function wpinv_add_elementor_widget_categories($elements_manager) {
     $elements_manager->add_category(
         'getpaid',
         array(
-            'title' => esc_html__( 'GetPaid', 'invoicing' ),
+            'title' => esc_html__('GetPaid', 'invoicing'),
             'icon'  => 'fa fa-plug',
         )
     );
 }
-add_filter( 'elementor/elements/categories_registered', 'wpinv_add_elementor_widget_categories' );
+add_filter('elementor/elements/categories_registered', 'wpinv_add_elementor_widget_categories');
 
-function wpinv_alter_elementor_widget_config( $config ) {
+function wpinv_alter_elementor_widget_config($config) {
 
-    if ( ! empty( $config['initial_document']['widgets'] ) ) {
-        foreach ( $config['initial_document']['widgets'] as $key => $widget ) {
-            if ( substr( $key, 0, 16 ) === 'wp-widget-wpinv_' || $key === 'wp-widget-getpaid' ) {
-                $config['initial_document']['widgets'][ $key ]['categories'][] = 'getpaid';
-                $config['initial_document']['widgets'][ $key ]['hide_on_search'] = false;
-                $config['initial_document']['widgets'][ $key ]['icon'] = 'eicon-globe'; //@todo if no icons use on page then font-awesome is not loaded, wif we can fifure out how to force load we can use icons. <i class="fas fa-globe-americas"></i><i class="fa-solid fa-earth-americas"></i>
+    if (!empty($config['initial_document']['widgets'])) {
+        foreach ($config['initial_document']['widgets'] as $key => $widget) {
+            if (substr($key, 0, 16) === 'wp-widget-wpinv_' || $key === 'wp-widget-getpaid') {
+                $config['initial_document']['widgets'][$key]['categories'][] = 'getpaid';
+                $config['initial_document']['widgets'][$key]['hide_on_search'] = false;
+                $config['initial_document']['widgets'][$key]['icon'] = 'eicon-globe'; //@todo if no icons use on page then font-awesome is not loaded, wif we can fifure out how to force load we can use icons. <i class="fas fa-globe-americas"></i><i class="fa-solid fa-earth-americas"></i>
             }
         }
     }
 
     return $config;
 }
-add_filter( 'elementor/editor/localize_settings', 'wpinv_alter_elementor_widget_config' );
+add_filter('elementor/editor/localize_settings', 'wpinv_alter_elementor_widget_config');
 
 function wpinv_get_report_graphs() {
 
     return apply_filters(
         'getpaid_report_graphs',
         array(
-            'sales'    => __( 'Earnings', 'invoicing' ),
-            'refunds'  => __( 'Refunds', 'invoicing' ),
-            'tax'      => __( 'Taxes', 'invoicing' ),
-            'fees'     => __( 'Fees', 'invoicing' ),
-            'discount' => __( 'Discounts', 'invoicing' ),
-            'invoices' => __( 'Invoices', 'invoicing' ),
-            'items'    => __( 'Purchased Items', 'invoicing' ),
+            'sales'    => __('Earnings', 'invoicing'),
+            'refunds'  => __('Refunds', 'invoicing'),
+            'tax'      => __('Taxes', 'invoicing'),
+            'fees'     => __('Fees', 'invoicing'),
+            'discount' => __('Discounts', 'invoicing'),
+            'invoices' => __('Invoices', 'invoicing'),
+            'items'    => __('Purchased Items', 'invoicing'),
         )
     );
 

includes/class-wpinv-privacy-exporters.php

Spacing +59 added lines, -59 removed lines

@@ -3,7 +3,7 @@ 
  * Personal data exporters.
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * WPInv_Privacy_Exporters Class.
@@ -17,39 +17,39 @@ 
      * @param int    $page  Page.
      * @return array An array of invoice data in name value pairs
      */
-    public static function customer_invoice_data_exporter( $email_address, $page ) {
+    public static function customer_invoice_data_exporter($email_address, $page) {
         $done           = false;
         $page           = (int) $page;
         $data_to_export = array();
 
-        $user           = get_user_by( 'email', $email_address );
-        if ( ! $user instanceof WP_User ) {
+        $user           = get_user_by('email', $email_address);
+        if (!$user instanceof WP_User) {
             return array(
                 'data' => $data_to_export,
                 'done' => true,
             );
         }
 
-        $args    = array(
-            'limit'    => get_option( 'posts_per_page' ),
+        $args = array(
+            'limit'    => get_option('posts_per_page'),
             'page'     => $page,
             'user'     => $user->ID,
             'paginate' => false,
         );
 
-        $invoices = wpinv_get_invoices( $args );
+        $invoices = wpinv_get_invoices($args);
 
-        if ( 0 < count( $invoices ) ) {
-            foreach ( $invoices as $invoice ) {
+        if (0 < count($invoices)) {
+            foreach ($invoices as $invoice) {
                 $data_to_export[] = array(
                     'group_id'          => 'customer_invoices',
-                    'group_label'       => __( 'GetPaid: Invoices', 'invoicing' ),
-                    'group_description' => __( 'Customer invoices.', 'invoicing' ),
+                    'group_label'       => __('GetPaid: Invoices', 'invoicing'),
+                    'group_description' => __('Customer invoices.', 'invoicing'),
                     'item_id'           => "wpinv-{$invoice->get_id()}",
-                    'data'              => self::get_customer_invoice_data( $invoice ),
+                    'data'              => self::get_customer_invoice_data($invoice),
                 );
             }
-            $done = get_option( 'posts_per_page' ) > count( $invoices );
+            $done = get_option('posts_per_page') > count($invoices);
         } else {
             $done = true;
         }
@@ -67,116 +67,116 @@ 
      * @param WPInv_Invoice $invoice invoice object.
      * @return array
      */
-    public static function get_customer_invoice_data( $invoice ) {
+    public static function get_customer_invoice_data($invoice) {
 
         // Prepare basic properties.
         $props_to_export = array(
             'number'       => array(
-                'name'  => __( 'Invoice Number', 'invoicing' ),
+                'name'  => __('Invoice Number', 'invoicing'),
                 'value' => $invoice->get_number(),
             ),
             'created_date' => array(
-                'name'  => __( 'Created Date', 'invoicing' ),
+                'name'  => __('Created Date', 'invoicing'),
                 'value' => $invoice->get_date_created(),
             ),
             'due_date'     => array(
-                'name'  => __( 'Due Date', 'invoicing' ),
+                'name'  => __('Due Date', 'invoicing'),
                 'value' => $invoice->get_due_date(),
             ),
             'items'        => array(
-                'name'  => __( 'Invoice Items', 'invoicing' ),
-                'value' => self::process_invoice_items( $invoice ),
+                'name'  => __('Invoice Items', 'invoicing'),
+                'value' => self::process_invoice_items($invoice),
             ),
             'discount'     => array(
-                'name'  => __( 'Invoice Discount', 'invoicing' ),
-                'value' => wpinv_price( $invoice->get_total_discount(), $invoice->get_currency() ),
+                'name'  => __('Invoice Discount', 'invoicing'),
+                'value' => wpinv_price($invoice->get_total_discount(), $invoice->get_currency()),
             ),
             'total'        => array(
-                'name'  => __( 'Invoice Total', 'invoicing' ),
-                'value' => wpinv_price( $invoice->get_total(), $invoice->get_currency() ),
+                'name'  => __('Invoice Total', 'invoicing'),
+                'value' => wpinv_price($invoice->get_total(), $invoice->get_currency()),
             ),
             'status'       => array(
-                'name'  => __( 'Invoice Status', 'invoicing' ),
+                'name'  => __('Invoice Status', 'invoicing'),
                 'value' => $invoice->get_status_nicename(),
             ),
             'first_name'   => array(
-                'name'  => __( 'First Name', 'invoicing' ),
+                'name'  => __('First Name', 'invoicing'),
                 'value' => $invoice->get_first_name(),
             ),
             'last_name'    => array(
-                'name'  => __( 'Last Name', 'invoicing' ),
+                'name'  => __('Last Name', 'invoicing'),
                 'value' => $invoice->get_last_name(),
             ),
             'email'        => array(
-                'name'  => __( 'Email Address', 'invoicing' ),
+                'name'  => __('Email Address', 'invoicing'),
                 'value' => $invoice->get_email(),
             ),
             'company'      => array(
-                'name'  => __( 'Company', 'invoicing' ),
+                'name'  => __('Company', 'invoicing'),
                 'value' => $invoice->get_company(),
             ),
             'phone'        => array(
-                'name'  => __( 'Phone Number', 'invoicing' ),
+                'name'  => __('Phone Number', 'invoicing'),
                 'value' => $invoice->get_phone(),
             ),
             'address'      => array(
-                'name'  => __( 'Address', 'invoicing' ),
+                'name'  => __('Address', 'invoicing'),
                 'value' => $invoice->get_address(),
             ),
             'city'         => array(
-                'name'  => __( 'City', 'invoicing' ),
+                'name'  => __('City', 'invoicing'),
                 'value' => $invoice->get_city(),
             ),
             'state'        => array(
-                'name'  => __( 'State', 'invoicing' ),
+                'name'  => __('State', 'invoicing'),
                 'value' => $invoice->get_state(),
             ),
             'zip'          => array(
-                'name'  => __( 'Zip', 'invoicing' ),
+                'name'  => __('Zip', 'invoicing'),
                 'value' => $invoice->get_zip(),
             ),
             'vat_number'   => array(
-                'name'  => __( 'VAT Number', 'invoicing' ),
+                'name'  => __('VAT Number', 'invoicing'),
                 'value' => $invoice->get_vat_number(),
             ),
             'description'  => array(
-                'name'  => __( 'Description', 'invoicing' ),
+                'name'  => __('Description', 'invoicing'),
                 'value' => $invoice->get_description(),
             ),
         );
 
         // In case the invoice is paid, add the payment date and gateway.
-        if ( $invoice->is_paid() ) {
+        if ($invoice->is_paid()) {
 
             $props_to_export['completed_date'] = array(
-                'name'  => __( 'Completed Date', 'invoicing' ),
+                'name'  => __('Completed Date', 'invoicing'),
                 'value' => $invoice->get_completed_date(),
             );
 
             $props_to_export['gateway'] = array(
-                'name'  => __( 'Paid Via', 'invoicing' ),
+                'name'  => __('Paid Via', 'invoicing'),
                 'value' => $invoice->get_gateway(),
             );
 
         }
 
         // Maybe add subscription details.
-        $props_to_export = self::process_subscription( $invoice, $props_to_export );
+        $props_to_export = self::process_subscription($invoice, $props_to_export);
 
         // Add the ip address.
         $props_to_export['ip'] = array(
-            'name'  => __( 'IP Address', 'invoicing' ),
+            'name'  => __('IP Address', 'invoicing'),
             'value' => $invoice->get_ip(),
         );
 
         // Add the invoice url.
         $props_to_export['view_url'] = array(
-            'name'  => __( 'Invoice URL', 'invoicing' ),
+            'name'  => __('Invoice URL', 'invoicing'),
             'value' => $invoice->get_view_url(),
         );
 
         // Return the values.
-        return apply_filters( 'getpaid_privacy_export_invoice_personal_data', array_values( $props_to_export ), $invoice );
+        return apply_filters('getpaid_privacy_export_invoice_personal_data', array_values($props_to_export), $invoice);
 
     }
 
@@ -188,40 +188,40 @@ 
      * @param array $props invoice props.
      * @return array
      */
-    public static function process_subscription( $invoice, $props ) {
+    public static function process_subscription($invoice, $props) {
 
-        $subscription = wpinv_get_subscription( $invoice );
-        if ( ! empty( $subscription ) ) {
+        $subscription = wpinv_get_subscription($invoice);
+        if (!empty($subscription)) {
 
-            $frequency    = getpaid_get_subscription_period_label( $subscription->get_period(), $subscription->get_frequency() );
-            $period       = wpinv_price( $subscription->get_recurring_amount(), $subscription->get_parent_payment()->get_currency() ) . ' / ' . $frequency;
-            $initial_amt  = wpinv_price( $subscription->get_initial_amount(), $subscription->get_parent_payment()->get_currency() );
-            $bill_times   = $subscription->get_times_billed() . ' / ' . ( ( $subscription->get_bill_times() == 0 ) ? __( 'Until Cancelled', 'invoicing' ) : $subscription->get_bill_times() );
-            $renewal_date = getpaid_format_date_value( $subscription->get_expiration() );
+            $frequency    = getpaid_get_subscription_period_label($subscription->get_period(), $subscription->get_frequency());
+            $period       = wpinv_price($subscription->get_recurring_amount(), $subscription->get_parent_payment()->get_currency()) . ' / ' . $frequency;
+            $initial_amt  = wpinv_price($subscription->get_initial_amount(), $subscription->get_parent_payment()->get_currency());
+            $bill_times   = $subscription->get_times_billed() . ' / ' . (($subscription->get_bill_times() == 0) ? __('Until Cancelled', 'invoicing') : $subscription->get_bill_times());
+            $renewal_date = getpaid_format_date_value($subscription->get_expiration());
 
             // Billing cycle.
             $props['period'] = array(
-                'name'  => __( 'Billing Cycle', 'invoicing' ),
+                'name'  => __('Billing Cycle', 'invoicing'),
                 'value' => $period,
             );
 
             // Initial amount.
             $props['initial_amount'] = array(
-                'name'  => __( 'Initial Amount', 'invoicing' ),
+                'name'  => __('Initial Amount', 'invoicing'),
                 'value' => $initial_amt,
             );
 
             // Bill times.
             $props['bill_times'] = array(
-                'name'  => __( 'Times Billed', 'invoicing' ),
+                'name'  => __('Times Billed', 'invoicing'),
                 'value' => $bill_times,
             );
 
             // Add expiry date.
-            if ( $subscription->is_active() ) {
+            if ($subscription->is_active()) {
 
                 $props['renewal_date'] = array(
-                    'name'  => __( 'Expires', 'invoicing' ),
+                    'name'  => __('Expires', 'invoicing'),
                     'value' => $renewal_date,
                 );
 
@@ -239,19 +239,19 @@ 
      * @param WPInv_Invoice $invoice invoice object.
      * @return array
      */
-    public static function process_invoice_items( $invoice ) {
+    public static function process_invoice_items($invoice) {
 
         $item_names = array();
-        foreach ( $invoice->get_items() as $cart_item ) {
+        foreach ($invoice->get_items() as $cart_item) {
             $item_names[] = sprintf(
                 '%s x %s - %s',
                 $cart_item->get_name(),
                 $cart_item->get_quantity(),
-                wpinv_price( $invoice->is_renewal() ? $cart_item->get_recurring_sub_total() : $cart_item->get_sub_total(), $invoice->get_currency() )
+                wpinv_price($invoice->is_renewal() ? $cart_item->get_recurring_sub_total() : $cart_item->get_sub_total(), $invoice->get_currency())
             );
         }
 
-        return implode( ', ', $item_names );
+        return implode(', ', $item_names);
 
     }
 

includes/wpinv-discount-functions.php

Indentation +33 added lines, -33 removed lines

@@ -160,50 +160,50 @@
  */
 function getpaid_calculate_invoice_discount( $invoice, $discount ) {
 
-	$initial_discount   = 0;
-	$recurring_discount = 0;
+    $initial_discount   = 0;
+    $recurring_discount = 0;
 
-	foreach ( $invoice->get_items() as $item ) {
+    foreach ( $invoice->get_items() as $item ) {
 
-		// Abort if it is not valid for this item.
-		if ( ! $discount->is_valid_for_items( array( $item->get_id() ) ) ) {
-			continue;
-		}
+        // Abort if it is not valid for this item.
+        if ( ! $discount->is_valid_for_items( array( $item->get_id() ) ) ) {
+            continue;
+        }
 
-		// Calculate the initial amount...
-		$item_discount           = $discount->get_discounted_amount( $item->get_sub_total() );
-		$recurring_item_discount = 0;
+        // Calculate the initial amount...
+        $item_discount           = $discount->get_discounted_amount( $item->get_sub_total() );
+        $recurring_item_discount = 0;
 
-		// ... and maybe the recurring amount.
-		if ( $item->is_recurring() && $discount->is_recurring() ) {
-			$recurring_item_discount = $discount->get_discounted_amount( $item->get_recurring_sub_total() );
-		}
+        // ... and maybe the recurring amount.
+        if ( $item->is_recurring() && $discount->is_recurring() ) {
+            $recurring_item_discount = $discount->get_discounted_amount( $item->get_recurring_sub_total() );
+        }
 
-		// Discount should not exceed discounted amount.
-		if ( ! $discount->is_type( 'percent' ) ) {
+        // Discount should not exceed discounted amount.
+        if ( ! $discount->is_type( 'percent' ) ) {
 
-			if ( ( $initial_discount + $item_discount ) > $discount->get_amount() ) {
-				$item_discount = $discount->get_amount() - $initial_discount;
-			}
+            if ( ( $initial_discount + $item_discount ) > $discount->get_amount() ) {
+                $item_discount = $discount->get_amount() - $initial_discount;
+            }
 
-			if ( ( $recurring_discount + $recurring_item_discount ) > $discount->get_amount() ) {
-				$recurring_item_discount = $discount->get_amount() - $recurring_discount;
-			}
+            if ( ( $recurring_discount + $recurring_item_discount ) > $discount->get_amount() ) {
+                $recurring_item_discount = $discount->get_amount() - $recurring_discount;
+            }
 }
 
-		$initial_discount             += $item_discount;
-		$recurring_discount           += $recurring_item_discount;
-		$item->item_discount           = $item_discount;
-		$item->recurring_item_discount = $recurring_item_discount;
+        $initial_discount             += $item_discount;
+        $recurring_discount           += $recurring_item_discount;
+        $item->item_discount           = $item_discount;
+        $item->recurring_item_discount = $recurring_item_discount;
 
-	}
+    }
 
-	return array(
-		'name'               => 'discount_code',
-		'discount_code'      => $discount->get_code(),
-		'initial_discount'   => $initial_discount,
-		'recurring_discount' => $recurring_discount,
-	);
+    return array(
+        'name'               => 'discount_code',
+        'discount_code'      => $discount->get_code(),
+        'initial_discount'   => $initial_discount,
+        'recurring_discount' => $recurring_discount,
+    );
 
 }
 

Spacing +44 added lines, -44 removed lines

@@ -6,7 +6,7 @@ 
  * @package Invoicing
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Returns an array of discount type.
@@ -17,8 +17,8 @@ 
     return apply_filters(
         'wpinv_discount_types',
         array(
-            'percent' => __( 'Percentage', 'invoicing' ),
-            'flat'    => __( 'Flat Amount', 'invoicing' ),
+            'percent' => __('Percentage', 'invoicing'),
+            'flat'    => __('Flat Amount', 'invoicing'),
         )
     );
 }
@@ -28,46 +28,46 @@ 
  *
  * @return string
  */
-function wpinv_get_discount_type_name( $type = '' ) {
+function wpinv_get_discount_type_name($type = '') {
     $types = wpinv_get_discount_types();
-    return isset( $types[ $type ] ) ? $types[ $type ] : $type;
+    return isset($types[$type]) ? $types[$type] : $type;
 }
 
 /**
  * Deletes a discount via the admin page.
  *
  */
-function wpinv_delete_discount( $data ) {
+function wpinv_delete_discount($data) {
 
-    $discount = new WPInv_Discount( absint( $data['discount'] ) );
-    $discount->delete( true );
+    $discount = new WPInv_Discount(absint($data['discount']));
+    $discount->delete(true);
 
 }
-add_action( 'getpaid_authenticated_admin_action_delete_discount', 'wpinv_delete_discount' );
+add_action('getpaid_authenticated_admin_action_delete_discount', 'wpinv_delete_discount');
 
 /**
  * Deactivates a discount via the admin page.
  */
-function wpinv_activate_discount( $data ) {
+function wpinv_activate_discount($data) {
 
-    $discount = new WPInv_Discount( absint( $data['discount'] ) );
-    $discount->set_status( 'publish' );
+    $discount = new WPInv_Discount(absint($data['discount']));
+    $discount->set_status('publish');
     $discount->save();
 
 }
-add_action( 'getpaid_authenticated_admin_action_activate_discount', 'wpinv_activate_discount' );
+add_action('getpaid_authenticated_admin_action_activate_discount', 'wpinv_activate_discount');
 
 /**
  * Activates a discount via the admin page.
  */
-function wpinv_deactivate_discount( $data ) {
+function wpinv_deactivate_discount($data) {
 
-    $discount = new WPInv_Discount( absint( $data['discount'] ) );
-    $discount->set_status( 'pending' );
+    $discount = new WPInv_Discount(absint($data['discount']));
+    $discount->set_status('pending');
     $discount->save();
 
 }
-add_action( 'getpaid_authenticated_admin_action_deactivate_discount', 'wpinv_deactivate_discount' );
+add_action('getpaid_authenticated_admin_action_deactivate_discount', 'wpinv_deactivate_discount');
 
 /**
  * Fetches a discount object.
@@ -76,8 +76,8 @@ 
  * @since 1.0.15
  * @return WPInv_Discount
  */
-function wpinv_get_discount( $discount ) {
-    return new WPInv_Discount( $discount );
+function wpinv_get_discount($discount) {
+    return new WPInv_Discount($discount);
 }
 
 /**
@@ -87,8 +87,8 @@ 
  * @since 1.0.15
  * @return WPInv_Discount
  */
-function wpinv_get_discount_obj( $discount = 0 ) {
-    return new WPInv_Discount( $discount );
+function wpinv_get_discount_obj($discount = 0) {
+    return new WPInv_Discount($discount);
 }
 
 /**
@@ -98,10 +98,10 @@ 
  * @param string|int $value The field value
  * @return bool|WPInv_Discount
  */
-function wpinv_get_discount_by( $deprecated = null, $value = '' ) {
-    $discount = new WPInv_Discount( $value );
+function wpinv_get_discount_by($deprecated = null, $value = '') {
+    $discount = new WPInv_Discount($value);
 
-    if ( $discount->get_id() != 0 ) {
+    if ($discount->get_id() != 0) {
         return $discount;
     }
 
@@ -116,9 +116,9 @@ 
 function wpinv_get_discount_statuses() {
 
     return array(
-        'expired'  => __( 'Expired', 'invoicing' ),
-        'publish'  => __( 'Active', 'invoicing' ),
-        'inactive' => __( 'Inactive', 'invoicing' ),
+        'expired'  => __('Expired', 'invoicing'),
+        'publish'  => __('Active', 'invoicing'),
+        'inactive' => __('Inactive', 'invoicing'),
     );
 
 }
@@ -126,9 +126,9 @@ 
 /**
  * Retrieves an invoice status label.
  */
-function wpinv_discount_status( $status ) {
+function wpinv_discount_status($status) {
     $statuses = wpinv_get_discount_statuses();
-    return isset( $statuses[ $status ] ) ? $statuses[ $status ] : __( 'Inactive', 'invoicing' );
+    return isset($statuses[$status]) ? $statuses[$status] : __('Inactive', 'invoicing');
 }
 
 /**
@@ -138,12 +138,12 @@ 
  * @param int|array|string|WPInv_Discount $code discount data, object, ID or code.
  * @return bool
  */
-function wpinv_discount_is_recurring( $discount = 0, $code = 0 ) {
+function wpinv_discount_is_recurring($discount = 0, $code = 0) {
 
-    if ( ! empty( $discount ) ) {
-        $discount    = wpinv_get_discount_obj( $discount );
+    if (!empty($discount)) {
+        $discount    = wpinv_get_discount_obj($discount);
     } else {
-        $discount    = wpinv_get_discount_obj( $code );
+        $discount    = wpinv_get_discount_obj($code);
     }
 
     return $discount->get_is_recurring();
@@ -158,35 +158,35 @@ 
  * @param WPInv_Discount $discount
  * @return array
  */
-function getpaid_calculate_invoice_discount( $invoice, $discount ) {
+function getpaid_calculate_invoice_discount($invoice, $discount) {
 
 	$initial_discount   = 0;
 	$recurring_discount = 0;
 
-	foreach ( $invoice->get_items() as $item ) {
+	foreach ($invoice->get_items() as $item) {
 
 		// Abort if it is not valid for this item.
-		if ( ! $discount->is_valid_for_items( array( $item->get_id() ) ) ) {
+		if (!$discount->is_valid_for_items(array($item->get_id()))) {
 			continue;
 		}
 
 		// Calculate the initial amount...
-		$item_discount           = $discount->get_discounted_amount( $item->get_sub_total() );
+		$item_discount           = $discount->get_discounted_amount($item->get_sub_total());
 		$recurring_item_discount = 0;
 
 		// ... and maybe the recurring amount.
-		if ( $item->is_recurring() && $discount->is_recurring() ) {
-			$recurring_item_discount = $discount->get_discounted_amount( $item->get_recurring_sub_total() );
+		if ($item->is_recurring() && $discount->is_recurring()) {
+			$recurring_item_discount = $discount->get_discounted_amount($item->get_recurring_sub_total());
 		}
 
 		// Discount should not exceed discounted amount.
-		if ( ! $discount->is_type( 'percent' ) ) {
+		if (!$discount->is_type('percent')) {
 
-			if ( ( $initial_discount + $item_discount ) > $discount->get_amount() ) {
+			if (($initial_discount + $item_discount) > $discount->get_amount()) {
 				$item_discount = $discount->get_amount() - $initial_discount;
 			}
 
-			if ( ( $recurring_discount + $recurring_item_discount ) > $discount->get_amount() ) {
+			if (($recurring_discount + $recurring_item_discount) > $discount->get_amount()) {
 				$recurring_item_discount = $discount->get_amount() - $recurring_discount;
 			}
 }
@@ -218,10 +218,10 @@ 
         array(
             'post_type'   => 'wpi_discount',
             'numberposts' => 1,
-            'fields'      => array( 'ids' ),
+            'fields'      => array('ids'),
         )
     );
 
-    return ! empty( $discounts );
+    return !empty($discounts);
 
 }

includes/wpinv-email-functions.php

Indentation +3 added lines, -3 removed lines

@@ -109,8 +109,8 @@ 
     $css = getpaid_get_email_css();
 
     // include css inliner
-	if ( ! class_exists( 'Emogrifier' ) ) {
-		include_once WPINV_PLUGIN_DIR . 'includes/libraries/class-emogrifier.php';
+    if ( ! class_exists( 'Emogrifier' ) ) {
+        include_once WPINV_PLUGIN_DIR . 'includes/libraries/class-emogrifier.php';
     }
 
     // Inline the css.
@@ -189,7 +189,7 @@ 
     $message = wpinv_email_style_body( $message );
     $to      = array_merge( wpinv_parse_list( $to ), wpinv_parse_list( $cc ) );
 
-	return $mailer->send(
+    return $mailer->send(
         $to,
         $subject,
         $message,

Spacing +124 added lines, -124 removed lines

@@ -6,7 +6,7 @@ 
  * Please use GetPaid_Notification_Email_Sender
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /*
 |--------------------------------------------------------------------------
@@ -17,19 +17,19 @@ 
 /**
  * Generates the email header.
  */
-function wpinv_email_header( $email_heading ) {
-    wpinv_get_template( 'emails/wpinv-email-header.php', compact( 'email_heading' ) );
+function wpinv_email_header($email_heading) {
+    wpinv_get_template('emails/wpinv-email-header.php', compact('email_heading'));
 }
-add_action( 'wpinv_email_header', 'wpinv_email_header' );
+add_action('wpinv_email_header', 'wpinv_email_header');
 
 
 /**
  * Generates the email footer.
  */
 function wpinv_email_footer() {
-    wpinv_get_template( 'emails/wpinv-email-footer.php' );
+    wpinv_get_template('emails/wpinv-email-footer.php');
 }
-add_action( 'wpinv_email_footer', 'wpinv_email_footer' );
+add_action('wpinv_email_footer', 'wpinv_email_footer');
 
 
 /**
@@ -39,13 +39,13 @@ 
  * @param string $email_type
  * @param bool $sent_to_admin
  */
-function wpinv_email_invoice_details( $invoice, $email_type, $sent_to_admin ) {
+function wpinv_email_invoice_details($invoice, $email_type, $sent_to_admin) {
 
-    $args = compact( 'invoice', 'email_type', 'sent_to_admin' );
-    wpinv_get_template( 'emails/invoice-details.php', $args );
+    $args = compact('invoice', 'email_type', 'sent_to_admin');
+    wpinv_get_template('emails/invoice-details.php', $args);
 
 }
-add_action( 'wpinv_email_invoice_details', 'wpinv_email_invoice_details', 10, 3 );
+add_action('wpinv_email_invoice_details', 'wpinv_email_invoice_details', 10, 3);
 
 /**
  * Display line items in emails.
@@ -54,17 +54,17 @@ 
  * @param string $email_type
  * @param bool $sent_to_admin
  */
-function wpinv_email_invoice_items( $invoice, $email_type, $sent_to_admin ) {
+function wpinv_email_invoice_items($invoice, $email_type, $sent_to_admin) {
 
     // Prepare line items.
-    $columns = getpaid_invoice_item_columns( $invoice );
-    $columns = apply_filters( 'getpaid_invoice_line_items_table_columns', $columns, $invoice );
+    $columns = getpaid_invoice_item_columns($invoice);
+    $columns = apply_filters('getpaid_invoice_line_items_table_columns', $columns, $invoice);
 
     // Load the template.
-    wpinv_get_template( 'emails/invoice-items.php', compact( 'invoice', 'columns', 'email_type', 'sent_to_admin' ) );
+    wpinv_get_template('emails/invoice-items.php', compact('invoice', 'columns', 'email_type', 'sent_to_admin'));
 
 }
-add_action( 'wpinv_email_invoice_items', 'wpinv_email_invoice_items', 10, 3 );
+add_action('wpinv_email_invoice_items', 'wpinv_email_invoice_items', 10, 3);
 
 
 /**
@@ -74,13 +74,13 @@ 
  * @param string $email_type
  * @param bool $sent_to_admin
  */
-function wpinv_email_billing_details( $invoice, $email_type, $sent_to_admin ) {
+function wpinv_email_billing_details($invoice, $email_type, $sent_to_admin) {
 
-    $args = compact( 'invoice', 'email_type', 'sent_to_admin' );
-    wpinv_get_template( 'emails/wpinv-email-billing-details.php', $args );
+    $args = compact('invoice', 'email_type', 'sent_to_admin');
+    wpinv_get_template('emails/wpinv-email-billing-details.php', $args);
 
 }
-add_action( 'wpinv_email_billing_details', 'wpinv_email_billing_details', 10, 3 );
+add_action('wpinv_email_billing_details', 'wpinv_email_billing_details', 10, 3);
 
 /**
  * Returns email css.
@@ -88,8 +88,8 @@ 
  */
 function getpaid_get_email_css() {
 
-    $css = wpinv_get_template_html( 'emails/wpinv-email-styles.php' );
-    return apply_filters( 'wpinv_email_styles', $css );
+    $css = wpinv_get_template_html('emails/wpinv-email-styles.php');
+    return apply_filters('wpinv_email_styles', $css);
 
 }
 
@@ -100,26 +100,26 @@ 
  * @return string
  *
  */
-function wpinv_email_style_body( $content ) {
+function wpinv_email_style_body($content) {
 
-    if ( ! class_exists( 'DOMDocument' ) ) {
+    if (!class_exists('DOMDocument')) {
         return $content;
     }
 
     $css = getpaid_get_email_css();
 
     // include css inliner
-	if ( ! class_exists( 'Emogrifier' ) ) {
+	if (!class_exists('Emogrifier')) {
 		include_once WPINV_PLUGIN_DIR . 'includes/libraries/class-emogrifier.php';
     }
 
     // Inline the css.
     try {
-        $emogrifier = new Emogrifier( $content, $css );
+        $emogrifier = new Emogrifier($content, $css);
         $_content   = $emogrifier->emogrify();
         $content    = $_content;
-    } catch ( Exception $e ) {
-        wpinv_error_log( $e->getMessage(), 'emogrifier' );
+    } catch (Exception $e) {
+        wpinv_error_log($e->getMessage(), 'emogrifier');
     }
 
     return $content;
@@ -128,37 +128,37 @@ 
 
 // Backwards compatibility.
 function wpinv_init_transactional_emails() {
-    foreach ( apply_filters( 'wpinv_email_actions', array() ) as $action ) {
-        add_action( $action, 'wpinv_send_transactional_email', 10, 10 );
+    foreach (apply_filters('wpinv_email_actions', array()) as $action) {
+        add_action($action, 'wpinv_send_transactional_email', 10, 10);
     }
 }
-add_action( 'init', 'wpinv_init_transactional_emails' );
+add_action('init', 'wpinv_init_transactional_emails');
 
 function wpinv_send_transactional_email() {
     $args       = func_get_args();
     $function   = current_filter() . '_notification';
-    do_action_ref_array( $function, $args );
+    do_action_ref_array($function, $args);
 }
 
 function wpinv_mail_get_from_address() {
-    $from_address = apply_filters( 'wpinv_mail_from_address', wpinv_get_option( 'email_from', get_option( 'admin_email' ) ) );
-    return sanitize_email( $from_address );
+    $from_address = apply_filters('wpinv_mail_from_address', wpinv_get_option('email_from', get_option('admin_email')));
+    return sanitize_email($from_address);
 }
 
 function wpinv_mail_get_from_name() {
-    $from_name = apply_filters( 'wpinv_mail_from_name', wpinv_get_option( 'email_from_name', get_bloginfo( 'name', 'display' ) ) );
-    return wp_specialchars_decode( esc_html( $from_name ), ENT_QUOTES );
+    $from_name = apply_filters('wpinv_mail_from_name', wpinv_get_option('email_from_name', get_bloginfo('name', 'display')));
+    return wp_specialchars_decode(esc_html($from_name), ENT_QUOTES);
 }
 
-function wpinv_mail_admin_bcc_active( $mail_type = '' ) {
-    $active = apply_filters( 'wpinv_mail_admin_bcc_active', wpinv_get_option( 'email_' . $mail_type . '_admin_bcc' ) );
-    return ( $active ? true : false );
+function wpinv_mail_admin_bcc_active($mail_type = '') {
+    $active = apply_filters('wpinv_mail_admin_bcc_active', wpinv_get_option('email_' . $mail_type . '_admin_bcc'));
+    return ($active ? true : false);
 }
 
-function wpinv_mail_get_content_type( $content_type = 'text/html', $email_type = 'html' ) {
-    $email_type = apply_filters( 'wpinv_mail_content_type', $email_type );
+function wpinv_mail_get_content_type($content_type = 'text/html', $email_type = 'html') {
+    $email_type = apply_filters('wpinv_mail_content_type', $email_type);
 
-    switch ( $email_type ) {
+    switch ($email_type) {
         case 'html':
             $content_type = 'text/html';
             break;
@@ -183,11 +183,11 @@ 
  * @param array        $attachments Any files to attach to the email.
  * @param string|array $cc An email or array of extra emails to send a copy of the email to.
  */
-function wpinv_mail_send( $to, $subject, $message, $deprecated, $attachments = array(), $cc = array() ) {
+function wpinv_mail_send($to, $subject, $message, $deprecated, $attachments = array(), $cc = array()) {
 
     $mailer  = new GetPaid_Notification_Email_Sender();
-    $message = wpinv_email_style_body( $message );
-    $to      = array_merge( wpinv_parse_list( $to ), wpinv_parse_list( $cc ) );
+    $message = wpinv_email_style_body($message);
+    $to      = array_merge(wpinv_parse_list($to), wpinv_parse_list($cc));
 
 	return $mailer->send(
         $to,
@@ -204,7 +204,7 @@ 
  * @return array
  */
 function wpinv_get_emails() {
-    return apply_filters( 'wpinv_get_emails', wpinv_get_data( 'email-settings' ) );
+    return apply_filters('wpinv_get_emails', wpinv_get_data('email-settings'));
 }
 
 /**
@@ -213,172 +213,172 @@ 
  * @param array $settings
  * @return array
  */
-function wpinv_settings_emails( $settings = array() ) {
-    $settings = array_merge( $settings, wpinv_get_emails() );
-    return apply_filters( 'wpinv_settings_get_emails', $settings );
+function wpinv_settings_emails($settings = array()) {
+    $settings = array_merge($settings, wpinv_get_emails());
+    return apply_filters('wpinv_settings_get_emails', $settings);
 }
-add_filter( 'wpinv_settings_emails', 'wpinv_settings_emails', 10, 1 );
+add_filter('wpinv_settings_emails', 'wpinv_settings_emails', 10, 1);
 
 /**
  * Filter email section names.
  *
  */
-function wpinv_settings_sections_emails( $settings ) {
-    foreach ( wpinv_get_emails() as $key => $email ) {
-        $settings[ $key ] = ! empty( $email[ 'email_' . $key . '_header' ]['name'] ) ? strip_tags( $email[ 'email_' . $key . '_header' ]['name'] ) : strip_tags( $key );
+function wpinv_settings_sections_emails($settings) {
+    foreach (wpinv_get_emails() as $key => $email) {
+        $settings[$key] = !empty($email['email_' . $key . '_header']['name']) ? strip_tags($email['email_' . $key . '_header']['name']) : strip_tags($key);
     }
 
     return $settings;
 }
-add_filter( 'wpinv_settings_sections_emails', 'wpinv_settings_sections_emails', 10, 1 );
+add_filter('wpinv_settings_sections_emails', 'wpinv_settings_sections_emails', 10, 1);
 
-function wpinv_email_is_enabled( $email_type ) {
+function wpinv_email_is_enabled($email_type) {
     $emails = wpinv_get_emails();
-    $enabled = isset( $emails[ $email_type ] ) && wpinv_get_option( 'email_' . $email_type . '_active', 0 ) ? true : false;
+    $enabled = isset($emails[$email_type]) && wpinv_get_option('email_' . $email_type . '_active', 0) ? true : false;
 
-    return apply_filters( 'wpinv_email_is_enabled', $enabled, $email_type );
+    return apply_filters('wpinv_email_is_enabled', $enabled, $email_type);
 }
 
-function wpinv_email_get_recipient( $email_type = '', $invoice_id = 0, $invoice = array() ) {
-    switch ( $email_type ) {
+function wpinv_email_get_recipient($email_type = '', $invoice_id = 0, $invoice = array()) {
+    switch ($email_type) {
         case 'new_invoice':
         case 'cancelled_invoice':
         case 'failed_invoice':
             $recipient  = wpinv_get_admin_email();
             break;
         default:
-            $invoice    = ! empty( $invoice ) && is_object( $invoice ) ? $invoice : ( $invoice_id > 0 ? wpinv_get_invoice( $invoice_id ) : null );
-            $recipient  = ! empty( $invoice ) ? $invoice->get_email() : '';
+            $invoice    = !empty($invoice) && is_object($invoice) ? $invoice : ($invoice_id > 0 ? wpinv_get_invoice($invoice_id) : null);
+            $recipient  = !empty($invoice) ? $invoice->get_email() : '';
             break;
     }
 
-    return apply_filters( 'wpinv_email_recipient', $recipient, $email_type, $invoice_id, $invoice );
+    return apply_filters('wpinv_email_recipient', $recipient, $email_type, $invoice_id, $invoice);
 }
 
 /**
  * Returns invoice CC recipients
  */
-function wpinv_email_get_cc_recipients( $email_type = '', $invoice_id = 0, $invoice = array() ) {
-    switch ( $email_type ) {
+function wpinv_email_get_cc_recipients($email_type = '', $invoice_id = 0, $invoice = array()) {
+    switch ($email_type) {
         case 'new_invoice':
         case 'cancelled_invoice':
         case 'failed_invoice':
             return array();
         break;
         default:
-            $invoice    = ! empty( $invoice ) && is_object( $invoice ) ? $invoice : ( $invoice_id > 0 ? wpinv_get_invoice( $invoice_id ) : null );
-            $recipient  = empty( $invoice ) ? '' : get_post_meta( $invoice->ID, 'wpinv_email_cc', true );
-            if ( empty( $recipient ) ) {
+            $invoice    = !empty($invoice) && is_object($invoice) ? $invoice : ($invoice_id > 0 ? wpinv_get_invoice($invoice_id) : null);
+            $recipient  = empty($invoice) ? '' : get_post_meta($invoice->ID, 'wpinv_email_cc', true);
+            if (empty($recipient)) {
                 return array();
             }
-            return array_filter( array_map( 'trim', explode( ',', $recipient ) ) );
+            return array_filter(array_map('trim', explode(',', $recipient)));
         break;
     }
 
 }
 
-function wpinv_email_get_subject( $email_type = '', $invoice_id = 0, $invoice = array() ) {
-    $subject    = wpinv_get_option( 'email_' . $email_type . '_subject' );
-    $subject    = __( $subject, 'invoicing' );
+function wpinv_email_get_subject($email_type = '', $invoice_id = 0, $invoice = array()) {
+    $subject    = wpinv_get_option('email_' . $email_type . '_subject');
+    $subject    = __($subject, 'invoicing');
 
-    $subject    = wpinv_email_format_text( $subject, $invoice );
+    $subject    = wpinv_email_format_text($subject, $invoice);
 
-    return apply_filters( 'wpinv_email_subject', $subject, $email_type, $invoice_id, $invoice );
+    return apply_filters('wpinv_email_subject', $subject, $email_type, $invoice_id, $invoice);
 }
 
-function wpinv_email_get_heading( $email_type = '', $invoice_id = 0, $invoice = array() ) {
-    $email_heading = wpinv_get_option( 'email_' . $email_type . '_heading' );
-    $email_heading = __( $email_heading, 'invoicing' );
+function wpinv_email_get_heading($email_type = '', $invoice_id = 0, $invoice = array()) {
+    $email_heading = wpinv_get_option('email_' . $email_type . '_heading');
+    $email_heading = __($email_heading, 'invoicing');
 
-    $email_heading = wpinv_email_format_text( $email_heading, $invoice );
+    $email_heading = wpinv_email_format_text($email_heading, $invoice);
 
-    return apply_filters( 'wpinv_email_heading', $email_heading, $email_type, $invoice_id, $invoice );
+    return apply_filters('wpinv_email_heading', $email_heading, $email_type, $invoice_id, $invoice);
 }
 
-function wpinv_email_get_content( $email_type = '', $invoice_id = 0, $invoice = array() ) {
-    $content    = wpinv_get_option( 'email_' . $email_type . '_body' );
-    $content    = __( $content, 'invoicing' );
+function wpinv_email_get_content($email_type = '', $invoice_id = 0, $invoice = array()) {
+    $content    = wpinv_get_option('email_' . $email_type . '_body');
+    $content    = __($content, 'invoicing');
 
-    $content    = wpinv_email_format_text( $content, $invoice );
+    $content    = wpinv_email_format_text($content, $invoice);
 
-    return apply_filters( 'wpinv_email_content', $content, $email_type, $invoice_id, $invoice );
+    return apply_filters('wpinv_email_content', $content, $email_type, $invoice_id, $invoice);
 }
 
-function wpinv_email_get_headers( $email_type = '', $invoice_id = 0, $invoice = array() ) {
+function wpinv_email_get_headers($email_type = '', $invoice_id = 0, $invoice = array()) {
     $from_name = wpinv_mail_get_from_address();
     $from_email = wpinv_mail_get_from_address();
 
-    $invoice    = ! empty( $invoice ) && is_object( $invoice ) ? $invoice : ( $invoice_id > 0 ? wpinv_get_invoice( $invoice_id ) : null );
+    $invoice    = !empty($invoice) && is_object($invoice) ? $invoice : ($invoice_id > 0 ? wpinv_get_invoice($invoice_id) : null);
 
-    $headers    = 'From: ' . stripslashes_deep( html_entity_decode( $from_name, ENT_COMPAT, 'UTF-8' ) ) . " <$from_email>\r\n";
+    $headers    = 'From: ' . stripslashes_deep(html_entity_decode($from_name, ENT_COMPAT, 'UTF-8')) . " <$from_email>\r\n";
     $headers    .= 'Reply-To: ' . $from_email . "\r\n";
     $headers    .= 'Content-Type: ' . wpinv_mail_get_content_type() . "\r\n";
 
-    return apply_filters( 'wpinv_email_headers', $headers, $email_type, $invoice_id, $invoice );
+    return apply_filters('wpinv_email_headers', $headers, $email_type, $invoice_id, $invoice);
 }
 
-function wpinv_email_get_attachments( $email_type = '', $invoice_id = 0, $invoice = array() ) {
+function wpinv_email_get_attachments($email_type = '', $invoice_id = 0, $invoice = array()) {
     $attachments = array();
 
-    return apply_filters( 'wpinv_email_attachments', $attachments, $email_type, $invoice_id, $invoice );
+    return apply_filters('wpinv_email_attachments', $attachments, $email_type, $invoice_id, $invoice);
 }
 
 /**
  * Searches for and replaces certain placeholders in an email.
  */
-function wpinv_email_format_text( $content, $invoice ) {
+function wpinv_email_format_text($content, $invoice) {
 
     $replace_array = array(
         '{site_title}' => wpinv_get_blogname(),
-        '{date}'       => getpaid_format_date( current_time( 'mysql' ) ),
+        '{date}'       => getpaid_format_date(current_time('mysql')),
     );
 
-    $invoice = new WPInv_Invoice( $invoice );
+    $invoice = new WPInv_Invoice($invoice);
 
-    if ( $invoice->get_id() ) {
+    if ($invoice->get_id()) {
 
         $replace_array = array_merge(
             $replace_array,
             array(
-                '{name}'             => sanitize_text_field( $invoice->get_user_full_name() ),
-                '{full_name}'        => sanitize_text_field( $invoice->get_user_full_name() ),
-                '{first_name}'       => sanitize_text_field( $invoice->get_first_name() ),
-                '{last_name}'        => sanitize_text_field( $invoice->get_last_name() ),
-                '{email}'            => sanitize_email( $invoice->get_email() ),
-                '{invoice_number}'   => sanitize_text_field( $invoice->get_number() ),
-                '{invoice_total}'    => sanitize_text_field( wpinv_price( $invoice->get_total( true ), $invoice->get_currency() ) ),
-                '{invoice_link}'     => esc_url( $invoice->get_view_url() ),
-                '{invoice_pay_link}' => esc_url( $invoice->get_checkout_payment_url() ),
-                '{invoice_date}'     => date( get_option( 'date_format' ), strtotime( $invoice->get_date_created(), current_time( 'timestamp' ) ) ),
-                '{invoice_due_date}' => date( get_option( 'date_format' ), strtotime( $invoice->get_due_date(), current_time( 'timestamp' ) ) ),
-                '{invoice_quote}'    => sanitize_text_field( $invoice->get_invoice_quote_type() ),
-                '{invoice_label}'    => sanitize_text_field( ucfirst( $invoice->get_invoice_quote_type() ) ),
-                '{is_was}'           => strtotime( $invoice->get_due_date() ) < current_time( 'timestamp' ) ? __( 'was', 'invoicing' ) : __( 'is', 'invoicing' ),
+                '{name}'             => sanitize_text_field($invoice->get_user_full_name()),
+                '{full_name}'        => sanitize_text_field($invoice->get_user_full_name()),
+                '{first_name}'       => sanitize_text_field($invoice->get_first_name()),
+                '{last_name}'        => sanitize_text_field($invoice->get_last_name()),
+                '{email}'            => sanitize_email($invoice->get_email()),
+                '{invoice_number}'   => sanitize_text_field($invoice->get_number()),
+                '{invoice_total}'    => sanitize_text_field(wpinv_price($invoice->get_total(true), $invoice->get_currency())),
+                '{invoice_link}'     => esc_url($invoice->get_view_url()),
+                '{invoice_pay_link}' => esc_url($invoice->get_checkout_payment_url()),
+                '{invoice_date}'     => date(get_option('date_format'), strtotime($invoice->get_date_created(), current_time('timestamp'))),
+                '{invoice_due_date}' => date(get_option('date_format'), strtotime($invoice->get_due_date(), current_time('timestamp'))),
+                '{invoice_quote}'    => sanitize_text_field($invoice->get_invoice_quote_type()),
+                '{invoice_label}'    => sanitize_text_field(ucfirst($invoice->get_invoice_quote_type())),
+                '{is_was}'           => strtotime($invoice->get_due_date()) < current_time('timestamp') ? __('was', 'invoicing') : __('is', 'invoicing'),
             )
         );
 
     }
 
     // Let third party plugins filter the arra.
-    $replace_array = apply_filters( 'wpinv_email_format_text', $replace_array, $content, $invoice );
+    $replace_array = apply_filters('wpinv_email_format_text', $replace_array, $content, $invoice);
 
-    foreach ( $replace_array as $key => $value ) {
-        $content = str_replace( $key, $value, $content );
+    foreach ($replace_array as $key => $value) {
+        $content = str_replace($key, $value, $content);
     }
 
-    return apply_filters( 'wpinv_email_content_replace', $content );
+    return apply_filters('wpinv_email_content_replace', $content);
 }
 
 
-function wpinv_email_wrap_message( $message ) {
+function wpinv_email_wrap_message($message) {
     // Buffer
     ob_start();
 
-    do_action( 'wpinv_email_header' );
+    do_action('wpinv_email_header');
 
-    echo wp_kses_post( wpautop( wptexturize( $message ) ) );
+    echo wp_kses_post(wpautop(wptexturize($message)));
 
-    do_action( 'wpinv_email_footer' );
+    do_action('wpinv_email_footer');
 
     // Get contents
     $message = ob_get_clean();
@@ -386,21 +386,21 @@ 
     return $message;
 }
 
-function wpinv_add_notes_to_invoice_email( $invoice, $email_type ) {
-    if ( ! empty( $invoice ) && $email_type == 'user_invoice' && $invoice_notes = wpinv_get_invoice_notes( $invoice->get_id(), true ) ) {
-        $date_format = get_option( 'date_format' );
-        $time_format = get_option( 'time_format' );
+function wpinv_add_notes_to_invoice_email($invoice, $email_type) {
+    if (!empty($invoice) && $email_type == 'user_invoice' && $invoice_notes = wpinv_get_invoice_notes($invoice->get_id(), true)) {
+        $date_format = get_option('date_format');
+        $time_format = get_option('time_format');
         ?>
         <div id="wpinv-email-notes">
-            <h3 class="wpinv-notes-t"><?php echo esc_html( apply_filters( 'wpinv_email_invoice_notes_title', __( 'Invoice Notes', 'invoicing' ) ) ); ?></h3>
+            <h3 class="wpinv-notes-t"><?php echo esc_html(apply_filters('wpinv_email_invoice_notes_title', __('Invoice Notes', 'invoicing'))); ?></h3>
             <ol class="wpinv-notes-lists">
         <?php
-        foreach ( $invoice_notes as $note ) {
-            $note_time = strtotime( $note->comment_date );
+        foreach ($invoice_notes as $note) {
+            $note_time = strtotime($note->comment_date);
             ?>
             <li class="comment wpinv-note">
-            <p class="wpinv-note-date meta"><?php printf( esc_html__( '%2$s at %3$s', 'invoicing' ), esc_html( $note->comment_author ), esc_html( date_i18n( $date_format, $note_time ) ), esc_html( date_i18n( $time_format, $note_time ) ), esc_html( $note_time ) ); ?></p>
-            <div class="wpinv-note-desc description"><?php echo wp_kses_post( wpautop( wptexturize( $note->comment_content ) ) ); ?></div>
+            <p class="wpinv-note-date meta"><?php printf(esc_html__('%2$s at %3$s', 'invoicing'), esc_html($note->comment_author), esc_html(date_i18n($date_format, $note_time)), esc_html(date_i18n($time_format, $note_time)), esc_html($note_time)); ?></p>
+            <div class="wpinv-note-desc description"><?php echo wp_kses_post(wpautop(wptexturize($note->comment_content))); ?></div>
             </li>
             <?php
         }
@@ -410,4 +410,4 @@ 
         <?php
     }
 }
-add_action( 'wpinv_email_billing_details', 'wpinv_add_notes_to_invoice_email', 10, 3 );
+add_action('wpinv_email_billing_details', 'wpinv_add_notes_to_invoice_email', 10, 3);