iqltechnologies / brighty

brighty-core-plugin/vendor/tgmpa/tgm-plugin-activation/example.php

Indentation +63 added lines, -63 removed lines

@@ -53,65 +53,65 @@ 
  * This function is hooked into `tgmpa_register`, which is fired on the WP `init` action on priority 10.
  */
 function my_theme_register_required_plugins() {
-	/*
+    /*
 	 * Array of plugin arrays. Required keys are name and slug.
 	 * If the source is NOT from the .org repo, then source is also required.
 	 */
-	$plugins = array(
+    $plugins = array(
 
-		// This is an example of how to include a plugin bundled with a theme.
-		array(
-			'name'               => 'TGM Example Plugin', // The plugin name.
-			'slug'               => 'tgm-example-plugin', // The plugin slug (typically the folder name).
-			'source'             => get_stylesheet_directory() . '/lib/plugins/tgm-example-plugin.zip', // The plugin source.
-			'required'           => true, // If false, the plugin is only 'recommended' instead of required.
-			'version'            => '', // E.g. 1.0.0. If set, the active plugin must be this version or higher. If the plugin version is higher than the plugin version installed, the user will be notified to update the plugin.
-			'force_activation'   => false, // If true, plugin is activated upon theme activation and cannot be deactivated until theme switch.
-			'force_deactivation' => false, // If true, plugin is deactivated upon theme switch, useful for theme-specific plugins.
-			'external_url'       => '', // If set, overrides default API URL and points to an external URL.
-			'is_callable'        => '', // If set, this callable will be be checked for availability to determine if a plugin is active.
-		),
+        // This is an example of how to include a plugin bundled with a theme.
+        array(
+            'name'               => 'TGM Example Plugin', // The plugin name.
+            'slug'               => 'tgm-example-plugin', // The plugin slug (typically the folder name).
+            'source'             => get_stylesheet_directory() . '/lib/plugins/tgm-example-plugin.zip', // The plugin source.
+            'required'           => true, // If false, the plugin is only 'recommended' instead of required.
+            'version'            => '', // E.g. 1.0.0. If set, the active plugin must be this version or higher. If the plugin version is higher than the plugin version installed, the user will be notified to update the plugin.
+            'force_activation'   => false, // If true, plugin is activated upon theme activation and cannot be deactivated until theme switch.
+            'force_deactivation' => false, // If true, plugin is deactivated upon theme switch, useful for theme-specific plugins.
+            'external_url'       => '', // If set, overrides default API URL and points to an external URL.
+            'is_callable'        => '', // If set, this callable will be be checked for availability to determine if a plugin is active.
+        ),
 
-		// This is an example of how to include a plugin from an arbitrary external source in your theme.
-		array(
-			'name'         => 'TGM New Media Plugin', // The plugin name.
-			'slug'         => 'tgm-new-media-plugin', // The plugin slug (typically the folder name).
-			'source'       => 'https://s3.amazonaws.com/tgm/tgm-new-media-plugin.zip', // The plugin source.
-			'required'     => true, // If false, the plugin is only 'recommended' instead of required.
-			'external_url' => 'https://github.com/thomasgriffin/New-Media-Image-Uploader', // If set, overrides default API URL and points to an external URL.
-		),
+        // This is an example of how to include a plugin from an arbitrary external source in your theme.
+        array(
+            'name'         => 'TGM New Media Plugin', // The plugin name.
+            'slug'         => 'tgm-new-media-plugin', // The plugin slug (typically the folder name).
+            'source'       => 'https://s3.amazonaws.com/tgm/tgm-new-media-plugin.zip', // The plugin source.
+            'required'     => true, // If false, the plugin is only 'recommended' instead of required.
+            'external_url' => 'https://github.com/thomasgriffin/New-Media-Image-Uploader', // If set, overrides default API URL and points to an external URL.
+        ),
 
-		// This is an example of how to include a plugin from a GitHub repository in your theme.
-		// This presumes that the plugin code is based in the root of the GitHub repository
-		// and not in a subdirectory ('/src') of the repository.
-		array(
-			'name'      => 'Adminbar Link Comments to Pending',
-			'slug'      => 'adminbar-link-comments-to-pending',
-			'source'    => 'https://github.com/jrfnl/WP-adminbar-comments-to-pending/archive/master.zip',
-		),
+        // This is an example of how to include a plugin from a GitHub repository in your theme.
+        // This presumes that the plugin code is based in the root of the GitHub repository
+        // and not in a subdirectory ('/src') of the repository.
+        array(
+            'name'      => 'Adminbar Link Comments to Pending',
+            'slug'      => 'adminbar-link-comments-to-pending',
+            'source'    => 'https://github.com/jrfnl/WP-adminbar-comments-to-pending/archive/master.zip',
+        ),
 
-		// This is an example of how to include a plugin from the WordPress Plugin Repository.
-		array(
-			'name'      => 'BuddyPress',
-			'slug'      => 'buddypress',
-			'required'  => false,
-		),
+        // This is an example of how to include a plugin from the WordPress Plugin Repository.
+        array(
+            'name'      => 'BuddyPress',
+            'slug'      => 'buddypress',
+            'required'  => false,
+        ),
 
-		// This is an example of the use of 'is_callable' functionality. A user could - for instance -
-		// have WPSEO installed *or* WPSEO Premium. The slug would in that last case be different, i.e.
-		// 'wordpress-seo-premium'.
-		// By setting 'is_callable' to either a function from that plugin or a class method
-		// `array( 'class', 'method' )` similar to how you hook in to actions and filters, TGMPA can still
-		// recognize the plugin as being installed.
-		array(
-			'name'        => 'WordPress SEO by Yoast',
-			'slug'        => 'wordpress-seo',
-			'is_callable' => 'wpseo_init',
-		),
+        // This is an example of the use of 'is_callable' functionality. A user could - for instance -
+        // have WPSEO installed *or* WPSEO Premium. The slug would in that last case be different, i.e.
+        // 'wordpress-seo-premium'.
+        // By setting 'is_callable' to either a function from that plugin or a class method
+        // `array( 'class', 'method' )` similar to how you hook in to actions and filters, TGMPA can still
+        // recognize the plugin as being installed.
+        array(
+            'name'        => 'WordPress SEO by Yoast',
+            'slug'        => 'wordpress-seo',
+            'is_callable' => 'wpseo_init',
+        ),
 
-	);
+    );
 
-	/*
+    /*
 	 * Array of configuration settings. Amend each line as needed.
 	 *
 	 * TGMPA will start providing localized text strings soon. If you already have translations of our standard
@@ -120,19 +120,19 @@ 
 	 *
 	 * Only uncomment the strings in the config array if you want to customize the strings.
 	 */
-	$config = array(
-		'id'           => 'tgmpa',                 // Unique ID for hashing notices for multiple instances of TGMPA.
-		'default_path' => '',                      // Default absolute path to bundled plugins.
-		'menu'         => 'tgmpa-install-plugins', // Menu slug.
-		'parent_slug'  => 'themes.php',            // Parent menu slug.
-		'capability'   => 'edit_theme_options',    // Capability needed to view plugin install page, should be a capability associated with the parent menu used.
-		'has_notices'  => true,                    // Show admin notices or not.
-		'dismissable'  => true,                    // If false, a user cannot dismiss the nag message.
-		'dismiss_msg'  => '',                      // If 'dismissable' is false, this message will be output at top of nag.
-		'is_automatic' => false,                   // Automatically activate plugins after installation or not.
-		'message'      => '',                      // Message to output right before the plugins table.
+    $config = array(
+        'id'           => 'tgmpa',                 // Unique ID for hashing notices for multiple instances of TGMPA.
+        'default_path' => '',                      // Default absolute path to bundled plugins.
+        'menu'         => 'tgmpa-install-plugins', // Menu slug.
+        'parent_slug'  => 'themes.php',            // Parent menu slug.
+        'capability'   => 'edit_theme_options',    // Capability needed to view plugin install page, should be a capability associated with the parent menu used.
+        'has_notices'  => true,                    // Show admin notices or not.
+        'dismissable'  => true,                    // If false, a user cannot dismiss the nag message.
+        'dismiss_msg'  => '',                      // If 'dismissable' is false, this message will be output at top of nag.
+        'is_automatic' => false,                   // Automatically activate plugins after installation or not.
+        'message'      => '',                      // Message to output right before the plugins table.
 
-		/*
+        /*
 		'strings'      => array(
 			'page_title'                      => __( 'Install Required Plugins', 'theme-slug' ),
 			'menu_title'                      => __( 'Install Plugins', 'theme-slug' ),
@@ -208,7 +208,7 @@ 
 			'nag_type'                        => '', // Determines admin notice type - can only be one of the typical WP notice classes, such as 'updated', 'update-nag', 'notice-warning', 'notice-info' or 'error'. Some of which may not work as expected in older WP versions.
 		),
 		*/
-	);
+    );
 
-	tgmpa( $plugins, $config );
+    tgmpa( $plugins, $config );
 }

brighty-core-plugin/vendor/tgmpa/tgm-plugin-activation/class-tgm-plugin-activation.php

Indentation +3713 added lines, -3713 removed lines

@@ -34,737 +34,737 @@ 
 
 if ( ! class_exists( 'TGM_Plugin_Activation' ) ) {
 
-	/**
-	 * Automatic plugin installation and activation library.
-	 *
-	 * Creates a way to automatically install and activate plugins from within themes.
-	 * The plugins can be either bundled, downloaded from the WordPress
-	 * Plugin Repository or downloaded from another external source.
-	 *
-	 * @since 1.0.0
-	 *
-	 * @package TGM-Plugin-Activation
-	 * @author  Thomas Griffin
-	 * @author  Gary Jones
-	 */
-	class TGM_Plugin_Activation {
-		/**
-		 * TGMPA version number.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @const string Version number.
-		 */
-		const TGMPA_VERSION = '2.6.1';
-
-		/**
-		 * Regular expression to test if a URL is a WP plugin repo URL.
-		 *
-		 * @const string Regex.
-		 *
-		 * @since 2.5.0
-		 */
-		const WP_REPO_REGEX = '|^http[s]?://wordpress\.org/(?:extend/)?plugins/|';
-
-		/**
-		 * Arbitrary regular expression to test if a string starts with a URL.
-		 *
-		 * @const string Regex.
-		 *
-		 * @since 2.5.0
-		 */
-		const IS_URL_REGEX = '|^http[s]?://|';
-
-		/**
-		 * Holds a copy of itself, so it can be referenced by the class name.
-		 *
-		 * @since 1.0.0
-		 *
-		 * @var TGM_Plugin_Activation
-		 */
-		public static $instance;
-
-		/**
-		 * Holds arrays of plugin details.
-		 *
-		 * @since 1.0.0
-		 * @since 2.5.0 the array has the plugin slug as an associative key.
-		 *
-		 * @var array
-		 */
-		public $plugins = array();
-
-		/**
-		 * Holds arrays of plugin names to use to sort the plugins array.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @var array
-		 */
-		protected $sort_order = array();
-
-		/**
-		 * Whether any plugins have the 'force_activation' setting set to true.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @var bool
-		 */
-		protected $has_forced_activation = false;
-
-		/**
-		 * Whether any plugins have the 'force_deactivation' setting set to true.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @var bool
-		 */
-		protected $has_forced_deactivation = false;
-
-		/**
-		 * Name of the unique ID to hash notices.
-		 *
-		 * @since 2.4.0
-		 *
-		 * @var string
-		 */
-		public $id = 'tgmpa';
-
-		/**
-		 * Name of the query-string argument for the admin page.
-		 *
-		 * @since 1.0.0
-		 *
-		 * @var string
-		 */
-		protected $menu = 'tgmpa-install-plugins';
-
-		/**
-		 * Parent menu file slug.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @var string
-		 */
-		public $parent_slug = 'themes.php';
-
-		/**
-		 * Capability needed to view the plugin installation menu item.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @var string
-		 */
-		public $capability = 'edit_theme_options';
-
-		/**
-		 * Default absolute path to folder containing bundled plugin zip files.
-		 *
-		 * @since 2.0.0
-		 *
-		 * @var string Absolute path prefix to zip file location for bundled plugins. Default is empty string.
-		 */
-		public $default_path = '';
-
-		/**
-		 * Flag to show admin notices or not.
-		 *
-		 * @since 2.1.0
-		 *
-		 * @var boolean
-		 */
-		public $has_notices = true;
-
-		/**
-		 * Flag to determine if the user can dismiss the notice nag.
-		 *
-		 * @since 2.4.0
-		 *
-		 * @var boolean
-		 */
-		public $dismissable = true;
-
-		/**
-		 * Message to be output above nag notice if dismissable is false.
-		 *
-		 * @since 2.4.0
-		 *
-		 * @var string
-		 */
-		public $dismiss_msg = '';
-
-		/**
-		 * Flag to set automatic activation of plugins. Off by default.
-		 *
-		 * @since 2.2.0
-		 *
-		 * @var boolean
-		 */
-		public $is_automatic = false;
-
-		/**
-		 * Optional message to display before the plugins table.
-		 *
-		 * @since 2.2.0
-		 *
-		 * @var string Message filtered by wp_kses_post(). Default is empty string.
-		 */
-		public $message = '';
-
-		/**
-		 * Holds configurable array of strings.
-		 *
-		 * Default values are added in the constructor.
-		 *
-		 * @since 2.0.0
-		 *
-		 * @var array
-		 */
-		public $strings = array();
-
-		/**
-		 * Holds the version of WordPress.
-		 *
-		 * @since 2.4.0
-		 *
-		 * @var int
-		 */
-		public $wp_version;
-
-		/**
-		 * Holds the hook name for the admin page.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @var string
-		 */
-		public $page_hook;
-
-		/**
-		 * Adds a reference of this object to $instance, populates default strings,
-		 * does the tgmpa_init action hook, and hooks in the interactions to init.
-		 *
-		 * {@internal This method should be `protected`, but as too many TGMPA implementations
-		 * haven't upgraded beyond v2.3.6 yet, this gives backward compatibility issues.
-		 * Reverted back to public for the time being.}}
-		 *
-		 * @since 1.0.0
-		 *
-		 * @see TGM_Plugin_Activation::init()
-		 */
-		public function __construct() {
-			// Set the current WordPress version.
-			$this->wp_version = $GLOBALS['wp_version'];
-
-			// Announce that the class is ready, and pass the object (for advanced use).
-			do_action_ref_array( 'tgmpa_init', array( $this ) );
-
-			/*
+    /**
+     * Automatic plugin installation and activation library.
+     *
+     * Creates a way to automatically install and activate plugins from within themes.
+     * The plugins can be either bundled, downloaded from the WordPress
+     * Plugin Repository or downloaded from another external source.
+     *
+     * @since 1.0.0
+     *
+     * @package TGM-Plugin-Activation
+     * @author  Thomas Griffin
+     * @author  Gary Jones
+     */
+    class TGM_Plugin_Activation {
+        /**
+         * TGMPA version number.
+         *
+         * @since 2.5.0
+         *
+         * @const string Version number.
+         */
+        const TGMPA_VERSION = '2.6.1';
+
+        /**
+         * Regular expression to test if a URL is a WP plugin repo URL.
+         *
+         * @const string Regex.
+         *
+         * @since 2.5.0
+         */
+        const WP_REPO_REGEX = '|^http[s]?://wordpress\.org/(?:extend/)?plugins/|';
+
+        /**
+         * Arbitrary regular expression to test if a string starts with a URL.
+         *
+         * @const string Regex.
+         *
+         * @since 2.5.0
+         */
+        const IS_URL_REGEX = '|^http[s]?://|';
+
+        /**
+         * Holds a copy of itself, so it can be referenced by the class name.
+         *
+         * @since 1.0.0
+         *
+         * @var TGM_Plugin_Activation
+         */
+        public static $instance;
+
+        /**
+         * Holds arrays of plugin details.
+         *
+         * @since 1.0.0
+         * @since 2.5.0 the array has the plugin slug as an associative key.
+         *
+         * @var array
+         */
+        public $plugins = array();
+
+        /**
+         * Holds arrays of plugin names to use to sort the plugins array.
+         *
+         * @since 2.5.0
+         *
+         * @var array
+         */
+        protected $sort_order = array();
+
+        /**
+         * Whether any plugins have the 'force_activation' setting set to true.
+         *
+         * @since 2.5.0
+         *
+         * @var bool
+         */
+        protected $has_forced_activation = false;
+
+        /**
+         * Whether any plugins have the 'force_deactivation' setting set to true.
+         *
+         * @since 2.5.0
+         *
+         * @var bool
+         */
+        protected $has_forced_deactivation = false;
+
+        /**
+         * Name of the unique ID to hash notices.
+         *
+         * @since 2.4.0
+         *
+         * @var string
+         */
+        public $id = 'tgmpa';
+
+        /**
+         * Name of the query-string argument for the admin page.
+         *
+         * @since 1.0.0
+         *
+         * @var string
+         */
+        protected $menu = 'tgmpa-install-plugins';
+
+        /**
+         * Parent menu file slug.
+         *
+         * @since 2.5.0
+         *
+         * @var string
+         */
+        public $parent_slug = 'themes.php';
+
+        /**
+         * Capability needed to view the plugin installation menu item.
+         *
+         * @since 2.5.0
+         *
+         * @var string
+         */
+        public $capability = 'edit_theme_options';
+
+        /**
+         * Default absolute path to folder containing bundled plugin zip files.
+         *
+         * @since 2.0.0
+         *
+         * @var string Absolute path prefix to zip file location for bundled plugins. Default is empty string.
+         */
+        public $default_path = '';
+
+        /**
+         * Flag to show admin notices or not.
+         *
+         * @since 2.1.0
+         *
+         * @var boolean
+         */
+        public $has_notices = true;
+
+        /**
+         * Flag to determine if the user can dismiss the notice nag.
+         *
+         * @since 2.4.0
+         *
+         * @var boolean
+         */
+        public $dismissable = true;
+
+        /**
+         * Message to be output above nag notice if dismissable is false.
+         *
+         * @since 2.4.0
+         *
+         * @var string
+         */
+        public $dismiss_msg = '';
+
+        /**
+         * Flag to set automatic activation of plugins. Off by default.
+         *
+         * @since 2.2.0
+         *
+         * @var boolean
+         */
+        public $is_automatic = false;
+
+        /**
+         * Optional message to display before the plugins table.
+         *
+         * @since 2.2.0
+         *
+         * @var string Message filtered by wp_kses_post(). Default is empty string.
+         */
+        public $message = '';
+
+        /**
+         * Holds configurable array of strings.
+         *
+         * Default values are added in the constructor.
+         *
+         * @since 2.0.0
+         *
+         * @var array
+         */
+        public $strings = array();
+
+        /**
+         * Holds the version of WordPress.
+         *
+         * @since 2.4.0
+         *
+         * @var int
+         */
+        public $wp_version;
+
+        /**
+         * Holds the hook name for the admin page.
+         *
+         * @since 2.5.0
+         *
+         * @var string
+         */
+        public $page_hook;
+
+        /**
+         * Adds a reference of this object to $instance, populates default strings,
+         * does the tgmpa_init action hook, and hooks in the interactions to init.
+         *
+         * {@internal This method should be `protected`, but as too many TGMPA implementations
+         * haven't upgraded beyond v2.3.6 yet, this gives backward compatibility issues.
+         * Reverted back to public for the time being.}}
+         *
+         * @since 1.0.0
+         *
+         * @see TGM_Plugin_Activation::init()
+         */
+        public function __construct() {
+            // Set the current WordPress version.
+            $this->wp_version = $GLOBALS['wp_version'];
+
+            // Announce that the class is ready, and pass the object (for advanced use).
+            do_action_ref_array( 'tgmpa_init', array( $this ) );
+
+            /*
 			 * Load our text domain and allow for overloading the fall-back file.
 			 *
 			 * {@internal IMPORTANT! If this code changes, review the regex in the custom TGMPA
 			 * generator on the website.}}
 			 */
-			add_action( 'init', array( $this, 'load_textdomain' ), 5 );
-			add_filter( 'load_textdomain_mofile', array( $this, 'overload_textdomain_mofile' ), 10, 2 );
-
-			// When the rest of WP has loaded, kick-start the rest of the class.
-			add_action( 'init', array( $this, 'init' ) );
-		}
-
-		/**
-		 * Magic method to (not) set protected properties from outside of this class.
-		 *
-		 * {@internal hackedihack... There is a serious bug in v2.3.2 - 2.3.6  where the `menu` property
-		 * is being assigned rather than tested in a conditional, effectively rendering it useless.
-		 * This 'hack' prevents this from happening.}}
-		 *
-		 * @see https://github.com/TGMPA/TGM-Plugin-Activation/blob/2.3.6/tgm-plugin-activation/class-tgm-plugin-activation.php#L1593
-		 *
-		 * @since 2.5.2
-		 *
-		 * @param string $name  Name of an inaccessible property.
-		 * @param mixed  $value Value to assign to the property.
-		 * @return void  Silently fail to set the property when this is tried from outside of this class context.
-		 *               (Inside this class context, the __set() method if not used as there is direct access.)
-		 */
-		public function __set( $name, $value ) {
-			return;
-		}
-
-		/**
-		 * Magic method to get the value of a protected property outside of this class context.
-		 *
-		 * @since 2.5.2
-		 *
-		 * @param string $name Name of an inaccessible property.
-		 * @return mixed The property value.
-		 */
-		public function __get( $name ) {
-			return $this->{$name};
-		}
-
-		/**
-		 * Initialise the interactions between this class and WordPress.
-		 *
-		 * Hooks in three new methods for the class: admin_menu, notices and styles.
-		 *
-		 * @since 2.0.0
-		 *
-		 * @see TGM_Plugin_Activation::admin_menu()
-		 * @see TGM_Plugin_Activation::notices()
-		 * @see TGM_Plugin_Activation::styles()
-		 */
-		public function init() {
-			/**
-			 * By default TGMPA only loads on the WP back-end and not in an Ajax call. Using this filter
-			 * you can overrule that behaviour.
-			 *
-			 * @since 2.5.0
-			 *
-			 * @param bool $load Whether or not TGMPA should load.
-			 *                   Defaults to the return of `is_admin() && ! defined( 'DOING_AJAX' )`.
-			 */
-			if ( true !== apply_filters( 'tgmpa_load', ( is_admin() && ! defined( 'DOING_AJAX' ) ) ) ) {
-				return;
-			}
-
-			// Load class strings.
-			$this->strings = array(
-				'page_title'                      => __( 'Install Required Plugins', 'tgmpa' ),
-				'menu_title'                      => __( 'Install Plugins', 'tgmpa' ),
-				/* translators: %s: plugin name. */
-				'installing'                      => __( 'Installing Plugin: %s', 'tgmpa' ),
-				/* translators: %s: plugin name. */
-				'updating'                        => __( 'Updating Plugin: %s', 'tgmpa' ),
-				'oops'                            => __( 'Something went wrong with the plugin API.', 'tgmpa' ),
-				'notice_can_install_required'     => _n_noop(
-					/* translators: 1: plugin name(s). */
-					'This theme requires the following plugin: %1$s.',
-					'This theme requires the following plugins: %1$s.',
-					'tgmpa'
-				),
-				'notice_can_install_recommended'  => _n_noop(
-					/* translators: 1: plugin name(s). */
-					'This theme recommends the following plugin: %1$s.',
-					'This theme recommends the following plugins: %1$s.',
-					'tgmpa'
-				),
-				'notice_ask_to_update'            => _n_noop(
-					/* translators: 1: plugin name(s). */
-					'The following plugin needs to be updated to its latest version to ensure maximum compatibility with this theme: %1$s.',
-					'The following plugins need to be updated to their latest version to ensure maximum compatibility with this theme: %1$s.',
-					'tgmpa'
-				),
-				'notice_ask_to_update_maybe'      => _n_noop(
-					/* translators: 1: plugin name(s). */
-					'There is an update available for: %1$s.',
-					'There are updates available for the following plugins: %1$s.',
-					'tgmpa'
-				),
-				'notice_can_activate_required'    => _n_noop(
-					/* translators: 1: plugin name(s). */
-					'The following required plugin is currently inactive: %1$s.',
-					'The following required plugins are currently inactive: %1$s.',
-					'tgmpa'
-				),
-				'notice_can_activate_recommended' => _n_noop(
-					/* translators: 1: plugin name(s). */
-					'The following recommended plugin is currently inactive: %1$s.',
-					'The following recommended plugins are currently inactive: %1$s.',
-					'tgmpa'
-				),
-				'install_link'                    => _n_noop(
-					'Begin installing plugin',
-					'Begin installing plugins',
-					'tgmpa'
-				),
-				'update_link'                     => _n_noop(
-					'Begin updating plugin',
-					'Begin updating plugins',
-					'tgmpa'
-				),
-				'activate_link'                   => _n_noop(
-					'Begin activating plugin',
-					'Begin activating plugins',
-					'tgmpa'
-				),
-				'return'                          => __( 'Return to Required Plugins Installer', 'tgmpa' ),
-				'dashboard'                       => __( 'Return to the Dashboard', 'tgmpa' ),
-				'plugin_activated'                => __( 'Plugin activated successfully.', 'tgmpa' ),
-				'activated_successfully'          => __( 'The following plugin was activated successfully:', 'tgmpa' ),
-				/* translators: 1: plugin name. */
-				'plugin_already_active'           => __( 'No action taken. Plugin %1$s was already active.', 'tgmpa' ),
-				/* translators: 1: plugin name. */
-				'plugin_needs_higher_version'     => __( 'Plugin not activated. A higher version of %s is needed for this theme. Please update the plugin.', 'tgmpa' ),
-				/* translators: 1: dashboard link. */
-				'complete'                        => __( 'All plugins installed and activated successfully. %1$s', 'tgmpa' ),
-				'dismiss'                         => __( 'Dismiss this notice', 'tgmpa' ),
-				'notice_cannot_install_activate'  => __( 'There are one or more required or recommended plugins to install, update or activate.', 'tgmpa' ),
-				'contact_admin'                   => __( 'Please contact the administrator of this site for help.', 'tgmpa' ),
-			);
-
-			do_action( 'tgmpa_register' );
-
-			/* After this point, the plugins should be registered and the configuration set. */
-
-			// Proceed only if we have plugins to handle.
-			if ( empty( $this->plugins ) || ! is_array( $this->plugins ) ) {
-				return;
-			}
-
-			// Set up the menu and notices if we still have outstanding actions.
-			if ( true !== $this->is_tgmpa_complete() ) {
-				// Sort the plugins.
-				array_multisort( $this->sort_order, SORT_ASC, $this->plugins );
-
-				add_action( 'admin_menu', array( $this, 'admin_menu' ) );
-				add_action( 'admin_head', array( $this, 'dismiss' ) );
-
-				// Prevent the normal links from showing underneath a single install/update page.
-				add_filter( 'install_plugin_complete_actions', array( $this, 'actions' ) );
-				add_filter( 'update_plugin_complete_actions', array( $this, 'actions' ) );
-
-				if ( $this->has_notices ) {
-					add_action( 'admin_notices', array( $this, 'notices' ) );
-					add_action( 'admin_init', array( $this, 'admin_init' ), 1 );
-					add_action( 'admin_enqueue_scripts', array( $this, 'thickbox' ) );
-				}
-			}
-
-			// If needed, filter plugin action links.
-			add_action( 'load-plugins.php', array( $this, 'add_plugin_action_link_filters' ), 1 );
-
-			// Make sure things get reset on switch theme.
-			add_action( 'switch_theme', array( $this, 'flush_plugins_cache' ) );
-
-			if ( $this->has_notices ) {
-				add_action( 'switch_theme', array( $this, 'update_dismiss' ) );
-			}
-
-			// Setup the force activation hook.
-			if ( true === $this->has_forced_activation ) {
-				add_action( 'admin_init', array( $this, 'force_activation' ) );
-			}
-
-			// Setup the force deactivation hook.
-			if ( true === $this->has_forced_deactivation ) {
-				add_action( 'switch_theme', array( $this, 'force_deactivation' ) );
-			}
-		}
-
-		/**
-		 * Load translations.
-		 *
-		 * @since 2.6.0
-		 *
-		 * (@internal Uses `load_theme_textdomain()` rather than `load_plugin_textdomain()` to
-		 * get round the different ways of handling the path and deprecated notices being thrown
-		 * and such. For plugins, the actual file name will be corrected by a filter.}}
-		 *
-		 * {@internal IMPORTANT! If this function changes, review the regex in the custom TGMPA
-		 * generator on the website.}}
-		 */
-		public function load_textdomain() {
-			if ( is_textdomain_loaded( 'tgmpa' ) ) {
-				return;
-			}
-
-			if ( false !== strpos( __FILE__, WP_PLUGIN_DIR ) || false !== strpos( __FILE__, WPMU_PLUGIN_DIR ) ) {
-				// Plugin, we'll need to adjust the file name.
-				add_action( 'load_textdomain_mofile', array( $this, 'correct_plugin_mofile' ), 10, 2 );
-				load_theme_textdomain( 'tgmpa', dirname( __FILE__ ) . '/languages' );
-				remove_action( 'load_textdomain_mofile', array( $this, 'correct_plugin_mofile' ), 10 );
-			} else {
-				load_theme_textdomain( 'tgmpa', dirname( __FILE__ ) . '/languages' );
-			}
-		}
-
-		/**
-		 * Correct the .mo file name for (must-use) plugins.
-		 *
-		 * Themese use `/path/{locale}.mo` while plugins use `/path/{text-domain}-{locale}.mo`.
-		 *
-		 * {@internal IMPORTANT! If this function changes, review the regex in the custom TGMPA
-		 * generator on the website.}}
-		 *
-		 * @since 2.6.0
-		 *
-		 * @param string $mofile Full path to the target mofile.
-		 * @param string $domain The domain for which a language file is being loaded.
-		 * @return string $mofile
-		 */
-		public function correct_plugin_mofile( $mofile, $domain ) {
-			// Exit early if not our domain (just in case).
-			if ( 'tgmpa' !== $domain ) {
-				return $mofile;
-			}
-			return preg_replace( '`/([a-z]{2}_[A-Z]{2}.mo)$`', '/tgmpa-$1', $mofile );
-		}
-
-		/**
-		 * Potentially overload the fall-back translation file for the current language.
-		 *
-		 * WP, by default since WP 3.7, will load a local translation first and if none
-		 * can be found, will try and find a translation in the /wp-content/languages/ directory.
-		 * As this library is theme/plugin agnostic, translation files for TGMPA can exist both
-		 * in the WP_LANG_DIR /plugins/ subdirectory as well as in the /themes/ subdirectory.
-		 *
-		 * This method makes sure both directories are checked.
-		 *
-		 * {@internal IMPORTANT! If this function changes, review the regex in the custom TGMPA
-		 * generator on the website.}}
-		 *
-		 * @since 2.6.0
-		 *
-		 * @param string $mofile Full path to the target mofile.
-		 * @param string $domain The domain for which a language file is being loaded.
-		 * @return string $mofile
-		 */
-		public function overload_textdomain_mofile( $mofile, $domain ) {
-			// Exit early if not our domain, not a WP_LANG_DIR load or if the file exists and is readable.
-			if ( 'tgmpa' !== $domain || false === strpos( $mofile, WP_LANG_DIR ) || @is_readable( $mofile ) ) {
-				return $mofile;
-			}
-
-			// Current fallback file is not valid, let's try the alternative option.
-			if ( false !== strpos( $mofile, '/themes/' ) ) {
-				return str_replace( '/themes/', '/plugins/', $mofile );
-			} elseif ( false !== strpos( $mofile, '/plugins/' ) ) {
-				return str_replace( '/plugins/', '/themes/', $mofile );
-			} else {
-				return $mofile;
-			}
-		}
-
-		/**
-		 * Hook in plugin action link filters for the WP native plugins page.
-		 *
-		 * - Prevent activation of plugins which don't meet the minimum version requirements.
-		 * - Prevent deactivation of force-activated plugins.
-		 * - Add update notice if update available.
-		 *
-		 * @since 2.5.0
-		 */
-		public function add_plugin_action_link_filters() {
-			foreach ( $this->plugins as $slug => $plugin ) {
-				if ( false === $this->can_plugin_activate( $slug ) ) {
-					add_filter( 'plugin_action_links_' . $plugin['file_path'], array( $this, 'filter_plugin_action_links_activate' ), 20 );
-				}
-
-				if ( true === $plugin['force_activation'] ) {
-					add_filter( 'plugin_action_links_' . $plugin['file_path'], array( $this, 'filter_plugin_action_links_deactivate' ), 20 );
-				}
-
-				if ( false !== $this->does_plugin_require_update( $slug ) ) {
-					add_filter( 'plugin_action_links_' . $plugin['file_path'], array( $this, 'filter_plugin_action_links_update' ), 20 );
-				}
-			}
-		}
-
-		/**
-		 * Remove the 'Activate' link on the WP native plugins page if the plugin does not meet the
-		 * minimum version requirements.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param array $actions Action links.
-		 * @return array
-		 */
-		public function filter_plugin_action_links_activate( $actions ) {
-			unset( $actions['activate'] );
-
-			return $actions;
-		}
-
-		/**
-		 * Remove the 'Deactivate' link on the WP native plugins page if the plugin has been set to force activate.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param array $actions Action links.
-		 * @return array
-		 */
-		public function filter_plugin_action_links_deactivate( $actions ) {
-			unset( $actions['deactivate'] );
-
-			return $actions;
-		}
-
-		/**
-		 * Add a 'Requires update' link on the WP native plugins page if the plugin does not meet the
-		 * minimum version requirements.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param array $actions Action links.
-		 * @return array
-		 */
-		public function filter_plugin_action_links_update( $actions ) {
-			$actions['update'] = sprintf(
-				'<a href="%1$s" title="%2$s" class="edit">%3$s</a>',
-				esc_url( $this->get_tgmpa_status_url( 'update' ) ),
-				esc_attr__( 'This plugin needs to be updated to be compatible with your theme.', 'tgmpa' ),
-				esc_html__( 'Update Required', 'tgmpa' )
-			);
-
-			return $actions;
-		}
-
-		/**
-		 * Handles calls to show plugin information via links in the notices.
-		 *
-		 * We get the links in the admin notices to point to the TGMPA page, rather
-		 * than the typical plugin-install.php file, so we can prepare everything
-		 * beforehand.
-		 *
-		 * WP does not make it easy to show the plugin information in the thickbox -
-		 * here we have to require a file that includes a function that does the
-		 * main work of displaying it, enqueue some styles, set up some globals and
-		 * finally call that function before exiting.
-		 *
-		 * Down right easy once you know how...
-		 *
-		 * Returns early if not the TGMPA page.
-		 *
-		 * @since 2.1.0
-		 *
-		 * @global string $tab Used as iframe div class names, helps with styling
-		 * @global string $body_id Used as the iframe body ID, helps with styling
-		 *
-		 * @return null Returns early if not the TGMPA page.
-		 */
-		public function admin_init() {
-			if ( ! $this->is_tgmpa_page() ) {
-				return;
-			}
-
-			if ( isset( $_REQUEST['tab'] ) && 'plugin-information' === $_REQUEST['tab'] ) {
-				// Needed for install_plugin_information().
-				require_once ABSPATH . 'wp-admin/includes/plugin-install.php';
-
-				wp_enqueue_style( 'plugin-install' );
-
-				global $tab, $body_id;
-				$body_id = 'plugin-information';
-				// @codingStandardsIgnoreStart
-				$tab     = 'plugin-information';
-				// @codingStandardsIgnoreEnd
-
-				install_plugin_information();
-
-				exit;
-			}
-		}
-
-		/**
-		 * Enqueue thickbox scripts/styles for plugin info.
-		 *
-		 * Thickbox is not automatically included on all admin pages, so we must
-		 * manually enqueue it for those pages.
-		 *
-		 * Thickbox is only loaded if the user has not dismissed the admin
-		 * notice or if there are any plugins left to install and activate.
-		 *
-		 * @since 2.1.0
-		 */
-		public function thickbox() {
-			if ( ! get_user_meta( get_current_user_id(), 'tgmpa_dismissed_notice_' . $this->id, true ) ) {
-				add_thickbox();
-			}
-		}
-
-		/**
-		 * Adds submenu page if there are plugin actions to take.
-		 *
-		 * This method adds the submenu page letting users know that a required
-		 * plugin needs to be installed.
-		 *
-		 * This page disappears once the plugin has been installed and activated.
-		 *
-		 * @since 1.0.0
-		 *
-		 * @see TGM_Plugin_Activation::init()
-		 * @see TGM_Plugin_Activation::install_plugins_page()
-		 *
-		 * @return null Return early if user lacks capability to install a plugin.
-		 */
-		public function admin_menu() {
-			// Make sure privileges are correct to see the page.
-			if ( ! current_user_can( 'install_plugins' ) ) {
-				return;
-			}
-
-			$args = apply_filters(
-				'tgmpa_admin_menu_args',
-				array(
-					'parent_slug' => $this->parent_slug,                     // Parent Menu slug.
-					'page_title'  => $this->strings['page_title'],           // Page title.
-					'menu_title'  => $this->strings['menu_title'],           // Menu title.
-					'capability'  => $this->capability,                      // Capability.
-					'menu_slug'   => $this->menu,                            // Menu slug.
-					'function'    => array( $this, 'install_plugins_page' ), // Callback.
-				)
-			);
-
-			$this->add_admin_menu( $args );
-		}
-
-		/**
-		 * Add the menu item.
-		 *
-		 * {@internal IMPORTANT! If this function changes, review the regex in the custom TGMPA
-		 * generator on the website.}}
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param array $args Menu item configuration.
-		 */
-		protected function add_admin_menu( array $args ) {
-			if ( has_filter( 'tgmpa_admin_menu_use_add_theme_page' ) ) {
-				_deprecated_function( 'The "tgmpa_admin_menu_use_add_theme_page" filter', '2.5.0', esc_html__( 'Set the parent_slug config variable instead.', 'tgmpa' ) );
-			}
-
-			if ( 'themes.php' === $this->parent_slug ) {
-				$this->page_hook = call_user_func( 'add_theme_page', $args['page_title'], $args['menu_title'], $args['capability'], $args['menu_slug'], $args['function'] );
-			} else {
-				$this->page_hook = call_user_func( 'add_submenu_page', $args['parent_slug'], $args['page_title'], $args['menu_title'], $args['capability'], $args['menu_slug'], $args['function'] );
-			}
-		}
-
-		/**
-		 * Echoes plugin installation form.
-		 *
-		 * This method is the callback for the admin_menu method function.
-		 * This displays the admin page and form area where the user can select to install and activate the plugin.
-		 * Aborts early if we're processing a plugin installation action.
-		 *
-		 * @since 1.0.0
-		 *
-		 * @return null Aborts early if we're processing a plugin installation action.
-		 */
-		public function install_plugins_page() {
-			// Store new instance of plugin table in object.
-			$plugin_table = new TGMPA_List_Table;
-
-			// Return early if processing a plugin installation action.
-			if ( ( ( 'tgmpa-bulk-install' === $plugin_table->current_action() || 'tgmpa-bulk-update' === $plugin_table->current_action() ) && $plugin_table->process_bulk_actions() ) || $this->do_plugin_install() ) {
-				return;
-			}
-
-			// Force refresh of available plugin information so we'll know about manual updates/deletes.
-			wp_clean_plugins_cache( false );
-
-			?>
+            add_action( 'init', array( $this, 'load_textdomain' ), 5 );
+            add_filter( 'load_textdomain_mofile', array( $this, 'overload_textdomain_mofile' ), 10, 2 );
+
+            // When the rest of WP has loaded, kick-start the rest of the class.
+            add_action( 'init', array( $this, 'init' ) );
+        }
+
+        /**
+         * Magic method to (not) set protected properties from outside of this class.
+         *
+         * {@internal hackedihack... There is a serious bug in v2.3.2 - 2.3.6  where the `menu` property
+         * is being assigned rather than tested in a conditional, effectively rendering it useless.
+         * This 'hack' prevents this from happening.}}
+         *
+         * @see https://github.com/TGMPA/TGM-Plugin-Activation/blob/2.3.6/tgm-plugin-activation/class-tgm-plugin-activation.php#L1593
+         *
+         * @since 2.5.2
+         *
+         * @param string $name  Name of an inaccessible property.
+         * @param mixed  $value Value to assign to the property.
+         * @return void  Silently fail to set the property when this is tried from outside of this class context.
+         *               (Inside this class context, the __set() method if not used as there is direct access.)
+         */
+        public function __set( $name, $value ) {
+            return;
+        }
+
+        /**
+         * Magic method to get the value of a protected property outside of this class context.
+         *
+         * @since 2.5.2
+         *
+         * @param string $name Name of an inaccessible property.
+         * @return mixed The property value.
+         */
+        public function __get( $name ) {
+            return $this->{$name};
+        }
+
+        /**
+         * Initialise the interactions between this class and WordPress.
+         *
+         * Hooks in three new methods for the class: admin_menu, notices and styles.
+         *
+         * @since 2.0.0
+         *
+         * @see TGM_Plugin_Activation::admin_menu()
+         * @see TGM_Plugin_Activation::notices()
+         * @see TGM_Plugin_Activation::styles()
+         */
+        public function init() {
+            /**
+             * By default TGMPA only loads on the WP back-end and not in an Ajax call. Using this filter
+             * you can overrule that behaviour.
+             *
+             * @since 2.5.0
+             *
+             * @param bool $load Whether or not TGMPA should load.
+             *                   Defaults to the return of `is_admin() && ! defined( 'DOING_AJAX' )`.
+             */
+            if ( true !== apply_filters( 'tgmpa_load', ( is_admin() && ! defined( 'DOING_AJAX' ) ) ) ) {
+                return;
+            }
+
+            // Load class strings.
+            $this->strings = array(
+                'page_title'                      => __( 'Install Required Plugins', 'tgmpa' ),
+                'menu_title'                      => __( 'Install Plugins', 'tgmpa' ),
+                /* translators: %s: plugin name. */
+                'installing'                      => __( 'Installing Plugin: %s', 'tgmpa' ),
+                /* translators: %s: plugin name. */
+                'updating'                        => __( 'Updating Plugin: %s', 'tgmpa' ),
+                'oops'                            => __( 'Something went wrong with the plugin API.', 'tgmpa' ),
+                'notice_can_install_required'     => _n_noop(
+                    /* translators: 1: plugin name(s). */
+                    'This theme requires the following plugin: %1$s.',
+                    'This theme requires the following plugins: %1$s.',
+                    'tgmpa'
+                ),
+                'notice_can_install_recommended'  => _n_noop(
+                    /* translators: 1: plugin name(s). */
+                    'This theme recommends the following plugin: %1$s.',
+                    'This theme recommends the following plugins: %1$s.',
+                    'tgmpa'
+                ),
+                'notice_ask_to_update'            => _n_noop(
+                    /* translators: 1: plugin name(s). */
+                    'The following plugin needs to be updated to its latest version to ensure maximum compatibility with this theme: %1$s.',
+                    'The following plugins need to be updated to their latest version to ensure maximum compatibility with this theme: %1$s.',
+                    'tgmpa'
+                ),
+                'notice_ask_to_update_maybe'      => _n_noop(
+                    /* translators: 1: plugin name(s). */
+                    'There is an update available for: %1$s.',
+                    'There are updates available for the following plugins: %1$s.',
+                    'tgmpa'
+                ),
+                'notice_can_activate_required'    => _n_noop(
+                    /* translators: 1: plugin name(s). */
+                    'The following required plugin is currently inactive: %1$s.',
+                    'The following required plugins are currently inactive: %1$s.',
+                    'tgmpa'
+                ),
+                'notice_can_activate_recommended' => _n_noop(
+                    /* translators: 1: plugin name(s). */
+                    'The following recommended plugin is currently inactive: %1$s.',
+                    'The following recommended plugins are currently inactive: %1$s.',
+                    'tgmpa'
+                ),
+                'install_link'                    => _n_noop(
+                    'Begin installing plugin',
+                    'Begin installing plugins',
+                    'tgmpa'
+                ),
+                'update_link'                     => _n_noop(
+                    'Begin updating plugin',
+                    'Begin updating plugins',
+                    'tgmpa'
+                ),
+                'activate_link'                   => _n_noop(
+                    'Begin activating plugin',
+                    'Begin activating plugins',
+                    'tgmpa'
+                ),
+                'return'                          => __( 'Return to Required Plugins Installer', 'tgmpa' ),
+                'dashboard'                       => __( 'Return to the Dashboard', 'tgmpa' ),
+                'plugin_activated'                => __( 'Plugin activated successfully.', 'tgmpa' ),
+                'activated_successfully'          => __( 'The following plugin was activated successfully:', 'tgmpa' ),
+                /* translators: 1: plugin name. */
+                'plugin_already_active'           => __( 'No action taken. Plugin %1$s was already active.', 'tgmpa' ),
+                /* translators: 1: plugin name. */
+                'plugin_needs_higher_version'     => __( 'Plugin not activated. A higher version of %s is needed for this theme. Please update the plugin.', 'tgmpa' ),
+                /* translators: 1: dashboard link. */
+                'complete'                        => __( 'All plugins installed and activated successfully. %1$s', 'tgmpa' ),
+                'dismiss'                         => __( 'Dismiss this notice', 'tgmpa' ),
+                'notice_cannot_install_activate'  => __( 'There are one or more required or recommended plugins to install, update or activate.', 'tgmpa' ),
+                'contact_admin'                   => __( 'Please contact the administrator of this site for help.', 'tgmpa' ),
+            );
+
+            do_action( 'tgmpa_register' );
+
+            /* After this point, the plugins should be registered and the configuration set. */
+
+            // Proceed only if we have plugins to handle.
+            if ( empty( $this->plugins ) || ! is_array( $this->plugins ) ) {
+                return;
+            }
+
+            // Set up the menu and notices if we still have outstanding actions.
+            if ( true !== $this->is_tgmpa_complete() ) {
+                // Sort the plugins.
+                array_multisort( $this->sort_order, SORT_ASC, $this->plugins );
+
+                add_action( 'admin_menu', array( $this, 'admin_menu' ) );
+                add_action( 'admin_head', array( $this, 'dismiss' ) );
+
+                // Prevent the normal links from showing underneath a single install/update page.
+                add_filter( 'install_plugin_complete_actions', array( $this, 'actions' ) );
+                add_filter( 'update_plugin_complete_actions', array( $this, 'actions' ) );
+
+                if ( $this->has_notices ) {
+                    add_action( 'admin_notices', array( $this, 'notices' ) );
+                    add_action( 'admin_init', array( $this, 'admin_init' ), 1 );
+                    add_action( 'admin_enqueue_scripts', array( $this, 'thickbox' ) );
+                }
+            }
+
+            // If needed, filter plugin action links.
+            add_action( 'load-plugins.php', array( $this, 'add_plugin_action_link_filters' ), 1 );
+
+            // Make sure things get reset on switch theme.
+            add_action( 'switch_theme', array( $this, 'flush_plugins_cache' ) );
+
+            if ( $this->has_notices ) {
+                add_action( 'switch_theme', array( $this, 'update_dismiss' ) );
+            }
+
+            // Setup the force activation hook.
+            if ( true === $this->has_forced_activation ) {
+                add_action( 'admin_init', array( $this, 'force_activation' ) );
+            }
+
+            // Setup the force deactivation hook.
+            if ( true === $this->has_forced_deactivation ) {
+                add_action( 'switch_theme', array( $this, 'force_deactivation' ) );
+            }
+        }
+
+        /**
+         * Load translations.
+         *
+         * @since 2.6.0
+         *
+         * (@internal Uses `load_theme_textdomain()` rather than `load_plugin_textdomain()` to
+         * get round the different ways of handling the path and deprecated notices being thrown
+         * and such. For plugins, the actual file name will be corrected by a filter.}}
+         *
+         * {@internal IMPORTANT! If this function changes, review the regex in the custom TGMPA
+         * generator on the website.}}
+         */
+        public function load_textdomain() {
+            if ( is_textdomain_loaded( 'tgmpa' ) ) {
+                return;
+            }
+
+            if ( false !== strpos( __FILE__, WP_PLUGIN_DIR ) || false !== strpos( __FILE__, WPMU_PLUGIN_DIR ) ) {
+                // Plugin, we'll need to adjust the file name.
+                add_action( 'load_textdomain_mofile', array( $this, 'correct_plugin_mofile' ), 10, 2 );
+                load_theme_textdomain( 'tgmpa', dirname( __FILE__ ) . '/languages' );
+                remove_action( 'load_textdomain_mofile', array( $this, 'correct_plugin_mofile' ), 10 );
+            } else {
+                load_theme_textdomain( 'tgmpa', dirname( __FILE__ ) . '/languages' );
+            }
+        }
+
+        /**
+         * Correct the .mo file name for (must-use) plugins.
+         *
+         * Themese use `/path/{locale}.mo` while plugins use `/path/{text-domain}-{locale}.mo`.
+         *
+         * {@internal IMPORTANT! If this function changes, review the regex in the custom TGMPA
+         * generator on the website.}}
+         *
+         * @since 2.6.0
+         *
+         * @param string $mofile Full path to the target mofile.
+         * @param string $domain The domain for which a language file is being loaded.
+         * @return string $mofile
+         */
+        public function correct_plugin_mofile( $mofile, $domain ) {
+            // Exit early if not our domain (just in case).
+            if ( 'tgmpa' !== $domain ) {
+                return $mofile;
+            }
+            return preg_replace( '`/([a-z]{2}_[A-Z]{2}.mo)$`', '/tgmpa-$1', $mofile );
+        }
+
+        /**
+         * Potentially overload the fall-back translation file for the current language.
+         *
+         * WP, by default since WP 3.7, will load a local translation first and if none
+         * can be found, will try and find a translation in the /wp-content/languages/ directory.
+         * As this library is theme/plugin agnostic, translation files for TGMPA can exist both
+         * in the WP_LANG_DIR /plugins/ subdirectory as well as in the /themes/ subdirectory.
+         *
+         * This method makes sure both directories are checked.
+         *
+         * {@internal IMPORTANT! If this function changes, review the regex in the custom TGMPA
+         * generator on the website.}}
+         *
+         * @since 2.6.0
+         *
+         * @param string $mofile Full path to the target mofile.
+         * @param string $domain The domain for which a language file is being loaded.
+         * @return string $mofile
+         */
+        public function overload_textdomain_mofile( $mofile, $domain ) {
+            // Exit early if not our domain, not a WP_LANG_DIR load or if the file exists and is readable.
+            if ( 'tgmpa' !== $domain || false === strpos( $mofile, WP_LANG_DIR ) || @is_readable( $mofile ) ) {
+                return $mofile;
+            }
+
+            // Current fallback file is not valid, let's try the alternative option.
+            if ( false !== strpos( $mofile, '/themes/' ) ) {
+                return str_replace( '/themes/', '/plugins/', $mofile );
+            } elseif ( false !== strpos( $mofile, '/plugins/' ) ) {
+                return str_replace( '/plugins/', '/themes/', $mofile );
+            } else {
+                return $mofile;
+            }
+        }
+
+        /**
+         * Hook in plugin action link filters for the WP native plugins page.
+         *
+         * - Prevent activation of plugins which don't meet the minimum version requirements.
+         * - Prevent deactivation of force-activated plugins.
+         * - Add update notice if update available.
+         *
+         * @since 2.5.0
+         */
+        public function add_plugin_action_link_filters() {
+            foreach ( $this->plugins as $slug => $plugin ) {
+                if ( false === $this->can_plugin_activate( $slug ) ) {
+                    add_filter( 'plugin_action_links_' . $plugin['file_path'], array( $this, 'filter_plugin_action_links_activate' ), 20 );
+                }
+
+                if ( true === $plugin['force_activation'] ) {
+                    add_filter( 'plugin_action_links_' . $plugin['file_path'], array( $this, 'filter_plugin_action_links_deactivate' ), 20 );
+                }
+
+                if ( false !== $this->does_plugin_require_update( $slug ) ) {
+                    add_filter( 'plugin_action_links_' . $plugin['file_path'], array( $this, 'filter_plugin_action_links_update' ), 20 );
+                }
+            }
+        }
+
+        /**
+         * Remove the 'Activate' link on the WP native plugins page if the plugin does not meet the
+         * minimum version requirements.
+         *
+         * @since 2.5.0
+         *
+         * @param array $actions Action links.
+         * @return array
+         */
+        public function filter_plugin_action_links_activate( $actions ) {
+            unset( $actions['activate'] );
+
+            return $actions;
+        }
+
+        /**
+         * Remove the 'Deactivate' link on the WP native plugins page if the plugin has been set to force activate.
+         *
+         * @since 2.5.0
+         *
+         * @param array $actions Action links.
+         * @return array
+         */
+        public function filter_plugin_action_links_deactivate( $actions ) {
+            unset( $actions['deactivate'] );
+
+            return $actions;
+        }
+
+        /**
+         * Add a 'Requires update' link on the WP native plugins page if the plugin does not meet the
+         * minimum version requirements.
+         *
+         * @since 2.5.0
+         *
+         * @param array $actions Action links.
+         * @return array
+         */
+        public function filter_plugin_action_links_update( $actions ) {
+            $actions['update'] = sprintf(
+                '<a href="%1$s" title="%2$s" class="edit">%3$s</a>',
+                esc_url( $this->get_tgmpa_status_url( 'update' ) ),
+                esc_attr__( 'This plugin needs to be updated to be compatible with your theme.', 'tgmpa' ),
+                esc_html__( 'Update Required', 'tgmpa' )
+            );
+
+            return $actions;
+        }
+
+        /**
+         * Handles calls to show plugin information via links in the notices.
+         *
+         * We get the links in the admin notices to point to the TGMPA page, rather
+         * than the typical plugin-install.php file, so we can prepare everything
+         * beforehand.
+         *
+         * WP does not make it easy to show the plugin information in the thickbox -
+         * here we have to require a file that includes a function that does the
+         * main work of displaying it, enqueue some styles, set up some globals and
+         * finally call that function before exiting.
+         *
+         * Down right easy once you know how...
+         *
+         * Returns early if not the TGMPA page.
+         *
+         * @since 2.1.0
+         *
+         * @global string $tab Used as iframe div class names, helps with styling
+         * @global string $body_id Used as the iframe body ID, helps with styling
+         *
+         * @return null Returns early if not the TGMPA page.
+         */
+        public function admin_init() {
+            if ( ! $this->is_tgmpa_page() ) {
+                return;
+            }
+
+            if ( isset( $_REQUEST['tab'] ) && 'plugin-information' === $_REQUEST['tab'] ) {
+                // Needed for install_plugin_information().
+                require_once ABSPATH . 'wp-admin/includes/plugin-install.php';
+
+                wp_enqueue_style( 'plugin-install' );
+
+                global $tab, $body_id;
+                $body_id = 'plugin-information';
+                // @codingStandardsIgnoreStart
+                $tab     = 'plugin-information';
+                // @codingStandardsIgnoreEnd
+
+                install_plugin_information();
+
+                exit;
+            }
+        }
+
+        /**
+         * Enqueue thickbox scripts/styles for plugin info.
+         *
+         * Thickbox is not automatically included on all admin pages, so we must
+         * manually enqueue it for those pages.
+         *
+         * Thickbox is only loaded if the user has not dismissed the admin
+         * notice or if there are any plugins left to install and activate.
+         *
+         * @since 2.1.0
+         */
+        public function thickbox() {
+            if ( ! get_user_meta( get_current_user_id(), 'tgmpa_dismissed_notice_' . $this->id, true ) ) {
+                add_thickbox();
+            }
+        }
+
+        /**
+         * Adds submenu page if there are plugin actions to take.
+         *
+         * This method adds the submenu page letting users know that a required
+         * plugin needs to be installed.
+         *
+         * This page disappears once the plugin has been installed and activated.
+         *
+         * @since 1.0.0
+         *
+         * @see TGM_Plugin_Activation::init()
+         * @see TGM_Plugin_Activation::install_plugins_page()
+         *
+         * @return null Return early if user lacks capability to install a plugin.
+         */
+        public function admin_menu() {
+            // Make sure privileges are correct to see the page.
+            if ( ! current_user_can( 'install_plugins' ) ) {
+                return;
+            }
+
+            $args = apply_filters(
+                'tgmpa_admin_menu_args',
+                array(
+                    'parent_slug' => $this->parent_slug,                     // Parent Menu slug.
+                    'page_title'  => $this->strings['page_title'],           // Page title.
+                    'menu_title'  => $this->strings['menu_title'],           // Menu title.
+                    'capability'  => $this->capability,                      // Capability.
+                    'menu_slug'   => $this->menu,                            // Menu slug.
+                    'function'    => array( $this, 'install_plugins_page' ), // Callback.
+                )
+            );
+
+            $this->add_admin_menu( $args );
+        }
+
+        /**
+         * Add the menu item.
+         *
+         * {@internal IMPORTANT! If this function changes, review the regex in the custom TGMPA
+         * generator on the website.}}
+         *
+         * @since 2.5.0
+         *
+         * @param array $args Menu item configuration.
+         */
+        protected function add_admin_menu( array $args ) {
+            if ( has_filter( 'tgmpa_admin_menu_use_add_theme_page' ) ) {
+                _deprecated_function( 'The "tgmpa_admin_menu_use_add_theme_page" filter', '2.5.0', esc_html__( 'Set the parent_slug config variable instead.', 'tgmpa' ) );
+            }
+
+            if ( 'themes.php' === $this->parent_slug ) {
+                $this->page_hook = call_user_func( 'add_theme_page', $args['page_title'], $args['menu_title'], $args['capability'], $args['menu_slug'], $args['function'] );
+            } else {
+                $this->page_hook = call_user_func( 'add_submenu_page', $args['parent_slug'], $args['page_title'], $args['menu_title'], $args['capability'], $args['menu_slug'], $args['function'] );
+            }
+        }
+
+        /**
+         * Echoes plugin installation form.
+         *
+         * This method is the callback for the admin_menu method function.
+         * This displays the admin page and form area where the user can select to install and activate the plugin.
+         * Aborts early if we're processing a plugin installation action.
+         *
+         * @since 1.0.0
+         *
+         * @return null Aborts early if we're processing a plugin installation action.
+         */
+        public function install_plugins_page() {
+            // Store new instance of plugin table in object.
+            $plugin_table = new TGMPA_List_Table;
+
+            // Return early if processing a plugin installation action.
+            if ( ( ( 'tgmpa-bulk-install' === $plugin_table->current_action() || 'tgmpa-bulk-update' === $plugin_table->current_action() ) && $plugin_table->process_bulk_actions() ) || $this->do_plugin_install() ) {
+                return;
+            }
+
+            // Force refresh of available plugin information so we'll know about manual updates/deletes.
+            wp_clean_plugins_cache( false );
+
+            ?>
 			<div class="tgmpa wrap">
 				<h1><?php echo esc_html( get_admin_page_title() ); ?></h1>
 				<?php $plugin_table->prepare_items(); ?>
 
 				<?php
-				if ( ! empty( $this->message ) && is_string( $this->message ) ) {
-					echo wp_kses_post( $this->message );
-				}
-				?>
+                if ( ! empty( $this->message ) && is_string( $this->message ) ) {
+                    echo wp_kses_post( $this->message );
+                }
+                ?>
 				<?php $plugin_table->views(); ?>
 
 				<form id="tgmpa-plugins" action="" method="post">
@@ -774,1381 +774,1381 @@ 
 				</form>
 			</div>
 			<?php
-		}
-
-		/**
-		 * Installs, updates or activates a plugin depending on the action link clicked by the user.
-		 *
-		 * Checks the $_GET variable to see which actions have been
-		 * passed and responds with the appropriate method.
-		 *
-		 * Uses WP_Filesystem to process and handle the plugin installation
-		 * method.
-		 *
-		 * @since 1.0.0
-		 *
-		 * @uses WP_Filesystem
-		 * @uses WP_Error
-		 * @uses WP_Upgrader
-		 * @uses Plugin_Upgrader
-		 * @uses Plugin_Installer_Skin
-		 * @uses Plugin_Upgrader_Skin
-		 *
-		 * @return boolean True on success, false on failure.
-		 */
-		protected function do_plugin_install() {
-			if ( empty( $_GET['plugin'] ) ) {
-				return false;
-			}
-
-			// All plugin information will be stored in an array for processing.
-			$slug = $this->sanitize_key( urldecode( $_GET['plugin'] ) );
-
-			if ( ! isset( $this->plugins[ $slug ] ) ) {
-				return false;
-			}
-
-			// Was an install or upgrade action link clicked?
-			if ( ( isset( $_GET['tgmpa-install'] ) && 'install-plugin' === $_GET['tgmpa-install'] ) || ( isset( $_GET['tgmpa-update'] ) && 'update-plugin' === $_GET['tgmpa-update'] ) ) {
-
-				$install_type = 'install';
-				if ( isset( $_GET['tgmpa-update'] ) && 'update-plugin' === $_GET['tgmpa-update'] ) {
-					$install_type = 'update';
-				}
-
-				check_admin_referer( 'tgmpa-' . $install_type, 'tgmpa-nonce' );
-
-				// Pass necessary information via URL if WP_Filesystem is needed.
-				$url = wp_nonce_url(
-					add_query_arg(
-						array(
-							'plugin'                 => urlencode( $slug ),
-							'tgmpa-' . $install_type => $install_type . '-plugin',
-						),
-						$this->get_tgmpa_url()
-					),
-					'tgmpa-' . $install_type,
-					'tgmpa-nonce'
-				);
-
-				$method = ''; // Leave blank so WP_Filesystem can populate it as necessary.
-
-				if ( false === ( $creds = request_filesystem_credentials( esc_url_raw( $url ), $method, false, false, array() ) ) ) {
-					return true;
-				}
-
-				if ( ! WP_Filesystem( $creds ) ) {
-					request_filesystem_credentials( esc_url_raw( $url ), $method, true, false, array() ); // Setup WP_Filesystem.
-					return true;
-				}
-
-				/* If we arrive here, we have the filesystem. */
-
-				// Prep variables for Plugin_Installer_Skin class.
-				$extra         = array();
-				$extra['slug'] = $slug; // Needed for potentially renaming of directory name.
-				$source        = $this->get_download_url( $slug );
-				$api           = ( 'repo' === $this->plugins[ $slug ]['source_type'] ) ? $this->get_plugins_api( $slug ) : null;
-				$api           = ( false !== $api ) ? $api : null;
-
-				$url = add_query_arg(
-					array(
-						'action' => $install_type . '-plugin',
-						'plugin' => urlencode( $slug ),
-					),
-					'update.php'
-				);
-
-				if ( ! class_exists( 'Plugin_Upgrader', false ) ) {
-					require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
-				}
-
-				$title     = ( 'update' === $install_type ) ? $this->strings['updating'] : $this->strings['installing'];
-				$skin_args = array(
-					'type'   => ( 'bundled' !== $this->plugins[ $slug ]['source_type'] ) ? 'web' : 'upload',
-					'title'  => sprintf( $title, $this->plugins[ $slug ]['name'] ),
-					'url'    => esc_url_raw( $url ),
-					'nonce'  => $install_type . '-plugin_' . $slug,
-					'plugin' => '',
-					'api'    => $api,
-					'extra'  => $extra,
-				);
-				unset( $title );
-
-				if ( 'update' === $install_type ) {
-					$skin_args['plugin'] = $this->plugins[ $slug ]['file_path'];
-					$skin                = new Plugin_Upgrader_Skin( $skin_args );
-				} else {
-					$skin = new Plugin_Installer_Skin( $skin_args );
-				}
-
-				// Create a new instance of Plugin_Upgrader.
-				$upgrader = new Plugin_Upgrader( $skin );
-
-				// Perform the action and install the plugin from the $source urldecode().
-				add_filter( 'upgrader_source_selection', array( $this, 'maybe_adjust_source_dir' ), 1, 3 );
-
-				if ( 'update' === $install_type ) {
-					// Inject our info into the update transient.
-					$to_inject                    = array( $slug => $this->plugins[ $slug ] );
-					$to_inject[ $slug ]['source'] = $source;
-					$this->inject_update_info( $to_inject );
-
-					$upgrader->upgrade( $this->plugins[ $slug ]['file_path'] );
-				} else {
-					$upgrader->install( $source );
-				}
-
-				remove_filter( 'upgrader_source_selection', array( $this, 'maybe_adjust_source_dir' ), 1 );
-
-				// Make sure we have the correct file path now the plugin is installed/updated.
-				$this->populate_file_path( $slug );
-
-				// Only activate plugins if the config option is set to true and the plugin isn't
-				// already active (upgrade).
-				if ( $this->is_automatic && ! $this->is_plugin_active( $slug ) ) {
-					$plugin_activate = $upgrader->plugin_info(); // Grab the plugin info from the Plugin_Upgrader method.
-					if ( false === $this->activate_single_plugin( $plugin_activate, $slug, true ) ) {
-						return true; // Finish execution of the function early as we encountered an error.
-					}
-				}
-
-				$this->show_tgmpa_version();
-
-				// Display message based on if all plugins are now active or not.
-				if ( $this->is_tgmpa_complete() ) {
-					echo '<p>', sprintf( esc_html( $this->strings['complete'] ), '<a href="' . esc_url( self_admin_url() ) . '">' . esc_html__( 'Return to the Dashboard', 'tgmpa' ) . '</a>' ), '</p>';
-					echo '<style type="text/css">#adminmenu .wp-submenu li.current { display: none !important; }</style>';
-				} else {
-					echo '<p><a href="', esc_url( $this->get_tgmpa_url() ), '" target="_parent">', esc_html( $this->strings['return'] ), '</a></p>';
-				}
-
-				return true;
-			} elseif ( isset( $this->plugins[ $slug ]['file_path'], $_GET['tgmpa-activate'] ) && 'activate-plugin' === $_GET['tgmpa-activate'] ) {
-				// Activate action link was clicked.
-				check_admin_referer( 'tgmpa-activate', 'tgmpa-nonce' );
-
-				if ( false === $this->activate_single_plugin( $this->plugins[ $slug ]['file_path'], $slug ) ) {
-					return true; // Finish execution of the function early as we encountered an error.
-				}
-			}
-
-			return false;
-		}
-
-		/**
-		 * Inject information into the 'update_plugins' site transient as WP checks that before running an update.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param array $plugins The plugin information for the plugins which are to be updated.
-		 */
-		public function inject_update_info( $plugins ) {
-			$repo_updates = get_site_transient( 'update_plugins' );
-
-			if ( ! is_object( $repo_updates ) ) {
-				$repo_updates = new stdClass;
-			}
-
-			foreach ( $plugins as $slug => $plugin ) {
-				$file_path = $plugin['file_path'];
-
-				if ( empty( $repo_updates->response[ $file_path ] ) ) {
-					$repo_updates->response[ $file_path ] = new stdClass;
-				}
-
-				// We only really need to set package, but let's do all we can in case WP changes something.
-				$repo_updates->response[ $file_path ]->slug        = $slug;
-				$repo_updates->response[ $file_path ]->plugin      = $file_path;
-				$repo_updates->response[ $file_path ]->new_version = $plugin['version'];
-				$repo_updates->response[ $file_path ]->package     = $plugin['source'];
-				if ( empty( $repo_updates->response[ $file_path ]->url ) && ! empty( $plugin['external_url'] ) ) {
-					$repo_updates->response[ $file_path ]->url = $plugin['external_url'];
-				}
-			}
-
-			set_site_transient( 'update_plugins', $repo_updates );
-		}
-
-		/**
-		 * Adjust the plugin directory name if necessary.
-		 *
-		 * The final destination directory of a plugin is based on the subdirectory name found in the
-		 * (un)zipped source. In some cases - most notably GitHub repository plugin downloads -, this
-		 * subdirectory name is not the same as the expected slug and the plugin will not be recognized
-		 * as installed. This is fixed by adjusting the temporary unzipped source subdirectory name to
-		 * the expected plugin slug.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string       $source        Path to upgrade/zip-file-name.tmp/subdirectory/.
-		 * @param string       $remote_source Path to upgrade/zip-file-name.tmp.
-		 * @param \WP_Upgrader $upgrader      Instance of the upgrader which installs the plugin.
-		 * @return string $source
-		 */
-		public function maybe_adjust_source_dir( $source, $remote_source, $upgrader ) {
-			if ( ! $this->is_tgmpa_page() || ! is_object( $GLOBALS['wp_filesystem'] ) ) {
-				return $source;
-			}
-
-			// Check for single file plugins.
-			$source_files = array_keys( $GLOBALS['wp_filesystem']->dirlist( $remote_source ) );
-			if ( 1 === count( $source_files ) && false === $GLOBALS['wp_filesystem']->is_dir( $source ) ) {
-				return $source;
-			}
-
-			// Multi-file plugin, let's see if the directory is correctly named.
-			$desired_slug = '';
-
-			// Figure out what the slug is supposed to be.
-			if ( false === $upgrader->bulk && ! empty( $upgrader->skin->options['extra']['slug'] ) ) {
-				$desired_slug = $upgrader->skin->options['extra']['slug'];
-			} else {
-				// Bulk installer contains less info, so fall back on the info registered here.
-				foreach ( $this->plugins as $slug => $plugin ) {
-					if ( ! empty( $upgrader->skin->plugin_names[ $upgrader->skin->i ] ) && $plugin['name'] === $upgrader->skin->plugin_names[ $upgrader->skin->i ] ) {
-						$desired_slug = $slug;
-						break;
-					}
-				}
-				unset( $slug, $plugin );
-			}
-
-			if ( ! empty( $desired_slug ) ) {
-				$subdir_name = untrailingslashit( str_replace( trailingslashit( $remote_source ), '', $source ) );
-
-				if ( ! empty( $subdir_name ) && $subdir_name !== $desired_slug ) {
-					$from_path = untrailingslashit( $source );
-					$to_path   = trailingslashit( $remote_source ) . $desired_slug;
-
-					if ( true === $GLOBALS['wp_filesystem']->move( $from_path, $to_path ) ) {
-						return trailingslashit( $to_path );
-					} else {
-						return new WP_Error( 'rename_failed', esc_html__( 'The remote plugin package does not contain a folder with the desired slug and renaming did not work.', 'tgmpa' ) . ' ' . esc_html__( 'Please contact the plugin provider and ask them to package their plugin according to the WordPress guidelines.', 'tgmpa' ), array( 'found' => $subdir_name, 'expected' => $desired_slug ) );
-					}
-				} elseif ( empty( $subdir_name ) ) {
-					return new WP_Error( 'packaged_wrong', esc_html__( 'The remote plugin package consists of more than one file, but the files are not packaged in a folder.', 'tgmpa' ) . ' ' . esc_html__( 'Please contact the plugin provider and ask them to package their plugin according to the WordPress guidelines.', 'tgmpa' ), array( 'found' => $subdir_name, 'expected' => $desired_slug ) );
-				}
-			}
-
-			return $source;
-		}
-
-		/**
-		 * Activate a single plugin and send feedback about the result to the screen.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string $file_path Path within wp-plugins/ to main plugin file.
-		 * @param string $slug      Plugin slug.
-		 * @param bool   $automatic Whether this is an automatic activation after an install. Defaults to false.
-		 *                          This determines the styling of the output messages.
-		 * @return bool False if an error was encountered, true otherwise.
-		 */
-		protected function activate_single_plugin( $file_path, $slug, $automatic = false ) {
-			if ( $this->can_plugin_activate( $slug ) ) {
-				$activate = activate_plugin( $file_path );
-
-				if ( is_wp_error( $activate ) ) {
-					echo '<div id="message" class="error"><p>', wp_kses_post( $activate->get_error_message() ), '</p></div>',
-						'<p><a href="', esc_url( $this->get_tgmpa_url() ), '" target="_parent">', esc_html( $this->strings['return'] ), '</a></p>';
-
-					return false; // End it here if there is an error with activation.
-				} else {
-					if ( ! $automatic ) {
-						// Make sure message doesn't display again if bulk activation is performed
-						// immediately after a single activation.
-						if ( ! isset( $_POST['action'] ) ) { // WPCS: CSRF OK.
-							echo '<div id="message" class="updated"><p>', esc_html( $this->strings['activated_successfully'] ), ' <strong>', esc_html( $this->plugins[ $slug ]['name'] ), '.</strong></p></div>';
-						}
-					} else {
-						// Simpler message layout for use on the plugin install page.
-						echo '<p>', esc_html( $this->strings['plugin_activated'] ), '</p>';
-					}
-				}
-			} elseif ( $this->is_plugin_active( $slug ) ) {
-				// No simpler message format provided as this message should never be encountered
-				// on the plugin install page.
-				echo '<div id="message" class="error"><p>',
-					sprintf(
-						esc_html( $this->strings['plugin_already_active'] ),
-						'<strong>' . esc_html( $this->plugins[ $slug ]['name'] ) . '</strong>'
-					),
-					'</p></div>';
-			} elseif ( $this->does_plugin_require_update( $slug ) ) {
-				if ( ! $automatic ) {
-					// Make sure message doesn't display again if bulk activation is performed
-					// immediately after a single activation.
-					if ( ! isset( $_POST['action'] ) ) { // WPCS: CSRF OK.
-						echo '<div id="message" class="error"><p>',
-							sprintf(
-								esc_html( $this->strings['plugin_needs_higher_version'] ),
-								'<strong>' . esc_html( $this->plugins[ $slug ]['name'] ) . '</strong>'
-							),
-							'</p></div>';
-					}
-				} else {
-					// Simpler message layout for use on the plugin install page.
-					echo '<p>', sprintf( esc_html( $this->strings['plugin_needs_higher_version'] ), esc_html( $this->plugins[ $slug ]['name'] ) ), '</p>';
-				}
-			}
-
-			return true;
-		}
-
-		/**
-		 * Echoes required plugin notice.
-		 *
-		 * Outputs a message telling users that a specific plugin is required for
-		 * their theme. If appropriate, it includes a link to the form page where
-		 * users can install and activate the plugin.
-		 *
-		 * Returns early if we're on the Install page.
-		 *
-		 * @since 1.0.0
-		 *
-		 * @global object $current_screen
-		 *
-		 * @return null Returns early if we're on the Install page.
-		 */
-		public function notices() {
-			// Remove nag on the install page / Return early if the nag message has been dismissed or user < author.
-			if ( ( $this->is_tgmpa_page() || $this->is_core_update_page() ) || get_user_meta( get_current_user_id(), 'tgmpa_dismissed_notice_' . $this->id, true ) || ! current_user_can( apply_filters( 'tgmpa_show_admin_notice_capability', 'publish_posts' ) ) ) {
-				return;
-			}
-
-			// Store for the plugin slugs by message type.
-			$message = array();
-
-			// Initialize counters used to determine plurality of action link texts.
-			$install_link_count          = 0;
-			$update_link_count           = 0;
-			$activate_link_count         = 0;
-			$total_required_action_count = 0;
-
-			foreach ( $this->plugins as $slug => $plugin ) {
-				if ( $this->is_plugin_active( $slug ) && false === $this->does_plugin_have_update( $slug ) ) {
-					continue;
-				}
-
-				if ( ! $this->is_plugin_installed( $slug ) ) {
-					if ( current_user_can( 'install_plugins' ) ) {
-						$install_link_count++;
-
-						if ( true === $plugin['required'] ) {
-							$message['notice_can_install_required'][] = $slug;
-						} else {
-							$message['notice_can_install_recommended'][] = $slug;
-						}
-					}
-					if ( true === $plugin['required'] ) {
-						$total_required_action_count++;
-					}
-				} else {
-					if ( ! $this->is_plugin_active( $slug ) && $this->can_plugin_activate( $slug ) ) {
-						if ( current_user_can( 'activate_plugins' ) ) {
-							$activate_link_count++;
-
-							if ( true === $plugin['required'] ) {
-								$message['notice_can_activate_required'][] = $slug;
-							} else {
-								$message['notice_can_activate_recommended'][] = $slug;
-							}
-						}
-						if ( true === $plugin['required'] ) {
-							$total_required_action_count++;
-						}
-					}
-
-					if ( $this->does_plugin_require_update( $slug ) || false !== $this->does_plugin_have_update( $slug ) ) {
-
-						if ( current_user_can( 'update_plugins' ) ) {
-							$update_link_count++;
-
-							if ( $this->does_plugin_require_update( $slug ) ) {
-								$message['notice_ask_to_update'][] = $slug;
-							} elseif ( false !== $this->does_plugin_have_update( $slug ) ) {
-								$message['notice_ask_to_update_maybe'][] = $slug;
-							}
-						}
-						if ( true === $plugin['required'] ) {
-							$total_required_action_count++;
-						}
-					}
-				}
-			}
-			unset( $slug, $plugin );
-
-			// If we have notices to display, we move forward.
-			if ( ! empty( $message ) || $total_required_action_count > 0 ) {
-				krsort( $message ); // Sort messages.
-				$rendered = '';
-
-				// As add_settings_error() wraps the final message in a <p> and as the final message can't be
-				// filtered, using <p>'s in our html would render invalid html output.
-				$line_template = '<span style="display: block; margin: 0.5em 0.5em 0 0; clear: both;">%s</span>' . "\n";
-
-				if ( ! current_user_can( 'activate_plugins' ) && ! current_user_can( 'install_plugins' ) && ! current_user_can( 'update_plugins' ) ) {
-					$rendered  = esc_html( $this->strings['notice_cannot_install_activate'] ) . ' ' . esc_html( $this->strings['contact_admin'] );
-					$rendered .= $this->create_user_action_links_for_notice( 0, 0, 0, $line_template );
-				} else {
-
-					// If dismissable is false and a message is set, output it now.
-					if ( ! $this->dismissable && ! empty( $this->dismiss_msg ) ) {
-						$rendered .= sprintf( $line_template, wp_kses_post( $this->dismiss_msg ) );
-					}
-
-					// Render the individual message lines for the notice.
-					foreach ( $message as $type => $plugin_group ) {
-						$linked_plugins = array();
-
-						// Get the external info link for a plugin if one is available.
-						foreach ( $plugin_group as $plugin_slug ) {
-							$linked_plugins[] = $this->get_info_link( $plugin_slug );
-						}
-						unset( $plugin_slug );
-
-						$count          = count( $plugin_group );
-						$linked_plugins = array_map( array( 'TGMPA_Utils', 'wrap_in_em' ), $linked_plugins );
-						$last_plugin    = array_pop( $linked_plugins ); // Pop off last name to prep for readability.
-						$imploded       = empty( $linked_plugins ) ? $last_plugin : ( implode( ', ', $linked_plugins ) . ' ' . esc_html_x( 'and', 'plugin A *and* plugin B', 'tgmpa' ) . ' ' . $last_plugin );
-
-						$rendered .= sprintf(
-							$line_template,
-							sprintf(
-								translate_nooped_plural( $this->strings[ $type ], $count, 'tgmpa' ),
-								$imploded,
-								$count
-							)
-						);
-
-					}
-					unset( $type, $plugin_group, $linked_plugins, $count, $last_plugin, $imploded );
-
-					$rendered .= $this->create_user_action_links_for_notice( $install_link_count, $update_link_count, $activate_link_count, $line_template );
-				}
-
-				// Register the nag messages and prepare them to be processed.
-				add_settings_error( 'tgmpa', 'tgmpa', $rendered, $this->get_admin_notice_class() );
-			}
-
-			// Admin options pages already output settings_errors, so this is to avoid duplication.
-			if ( 'options-general' !== $GLOBALS['current_screen']->parent_base ) {
-				$this->display_settings_errors();
-			}
-		}
-
-		/**
-		 * Generate the user action links for the admin notice.
-		 *
-		 * @since 2.6.0
-		 *
-		 * @param int $install_count  Number of plugins to install.
-		 * @param int $update_count   Number of plugins to update.
-		 * @param int $activate_count Number of plugins to activate.
-		 * @param int $line_template  Template for the HTML tag to output a line.
-		 * @return string Action links.
-		 */
-		protected function create_user_action_links_for_notice( $install_count, $update_count, $activate_count, $line_template ) {
-			// Setup action links.
-			$action_links = array(
-				'install'  => '',
-				'update'   => '',
-				'activate' => '',
-				'dismiss'  => $this->dismissable ? '<a href="' . esc_url( wp_nonce_url( add_query_arg( 'tgmpa-dismiss', 'dismiss_admin_notices' ), 'tgmpa-dismiss-' . get_current_user_id() ) ) . '" class="dismiss-notice" target="_parent">' . esc_html( $this->strings['dismiss'] ) . '</a>' : '',
-			);
-
-			$link_template = '<a href="%2$s">%1$s</a>';
-
-			if ( current_user_can( 'install_plugins' ) ) {
-				if ( $install_count > 0 ) {
-					$action_links['install'] = sprintf(
-						$link_template,
-						translate_nooped_plural( $this->strings['install_link'], $install_count, 'tgmpa' ),
-						esc_url( $this->get_tgmpa_status_url( 'install' ) )
-					);
-				}
-				if ( $update_count > 0 ) {
-					$action_links['update'] = sprintf(
-						$link_template,
-						translate_nooped_plural( $this->strings['update_link'], $update_count, 'tgmpa' ),
-						esc_url( $this->get_tgmpa_status_url( 'update' ) )
-					);
-				}
-			}
-
-			if ( current_user_can( 'activate_plugins' ) && $activate_count > 0 ) {
-				$action_links['activate'] = sprintf(
-					$link_template,
-					translate_nooped_plural( $this->strings['activate_link'], $activate_count, 'tgmpa' ),
-					esc_url( $this->get_tgmpa_status_url( 'activate' ) )
-				);
-			}
-
-			$action_links = apply_filters( 'tgmpa_notice_action_links', $action_links );
-
-			$action_links = array_filter( (array) $action_links ); // Remove any empty array items.
-
-			if ( ! empty( $action_links ) ) {
-				$action_links = sprintf( $line_template, implode( ' | ', $action_links ) );
-				return apply_filters( 'tgmpa_notice_rendered_action_links', $action_links );
-			} else {
-				return '';
-			}
-		}
-
-		/**
-		 * Get admin notice class.
-		 *
-		 * Work around all the changes to the various admin notice classes between WP 4.4 and 3.7
-		 * (lowest supported version by TGMPA).
-		 *
-		 * @since 2.6.0
-		 *
-		 * @return string
-		 */
-		protected function get_admin_notice_class() {
-			if ( ! empty( $this->strings['nag_type'] ) ) {
-				return sanitize_html_class( strtolower( $this->strings['nag_type'] ) );
-			} else {
-				if ( version_compare( $this->wp_version, '4.2', '>=' ) ) {
-					return 'notice-warning';
-				} elseif ( version_compare( $this->wp_version, '4.1', '>=' ) ) {
-					return 'notice';
-				} else {
-					return 'updated';
-				}
-			}
-		}
-
-		/**
-		 * Display settings errors and remove those which have been displayed to avoid duplicate messages showing
-		 *
-		 * @since 2.5.0
-		 */
-		protected function display_settings_errors() {
-			global $wp_settings_errors;
-
-			settings_errors( 'tgmpa' );
-
-			foreach ( (array) $wp_settings_errors as $key => $details ) {
-				if ( 'tgmpa' === $details['setting'] ) {
-					unset( $wp_settings_errors[ $key ] );
-					break;
-				}
-			}
-		}
-
-		/**
-		 * Register dismissal of admin notices.
-		 *
-		 * Acts on the dismiss link in the admin nag messages.
-		 * If clicked, the admin notice disappears and will no longer be visible to this user.
-		 *
-		 * @since 2.1.0
-		 */
-		public function dismiss() {
-			if ( isset( $_GET['tgmpa-dismiss'] ) && check_admin_referer( 'tgmpa-dismiss-' . get_current_user_id() ) ) {
-				update_user_meta( get_current_user_id(), 'tgmpa_dismissed_notice_' . $this->id, 1 );
-			}
-		}
-
-		/**
-		 * Add individual plugin to our collection of plugins.
-		 *
-		 * If the required keys are not set or the plugin has already
-		 * been registered, the plugin is not added.
-		 *
-		 * @since 2.0.0
-		 *
-		 * @param array|null $plugin Array of plugin arguments or null if invalid argument.
-		 * @return null Return early if incorrect argument.
-		 */
-		public function register( $plugin ) {
-			if ( empty( $plugin['slug'] ) || empty( $plugin['name'] ) ) {
-				return;
-			}
-
-			if ( empty( $plugin['slug'] ) || ! is_string( $plugin['slug'] ) || isset( $this->plugins[ $plugin['slug'] ] ) ) {
-				return;
-			}
-
-			$defaults = array(
-				'name'               => '',      // String
-				'slug'               => '',      // String
-				'source'             => 'repo',  // String
-				'required'           => false,   // Boolean
-				'version'            => '',      // String
-				'force_activation'   => false,   // Boolean
-				'force_deactivation' => false,   // Boolean
-				'external_url'       => '',      // String
-				'is_callable'        => '',      // String|Array.
-			);
-
-			// Prepare the received data.
-			$plugin = wp_parse_args( $plugin, $defaults );
-
-			// Standardize the received slug.
-			$plugin['slug'] = $this->sanitize_key( $plugin['slug'] );
-
-			// Forgive users for using string versions of booleans or floats for version number.
-			$plugin['version']            = (string) $plugin['version'];
-			$plugin['source']             = empty( $plugin['source'] ) ? 'repo' : $plugin['source'];
-			$plugin['required']           = TGMPA_Utils::validate_bool( $plugin['required'] );
-			$plugin['force_activation']   = TGMPA_Utils::validate_bool( $plugin['force_activation'] );
-			$plugin['force_deactivation'] = TGMPA_Utils::validate_bool( $plugin['force_deactivation'] );
-
-			// Enrich the received data.
-			$plugin['file_path']   = $this->_get_plugin_basename_from_slug( $plugin['slug'] );
-			$plugin['source_type'] = $this->get_plugin_source_type( $plugin['source'] );
-
-			// Set the class properties.
-			$this->plugins[ $plugin['slug'] ]    = $plugin;
-			$this->sort_order[ $plugin['slug'] ] = $plugin['name'];
-
-			// Should we add the force activation hook ?
-			if ( true === $plugin['force_activation'] ) {
-				$this->has_forced_activation = true;
-			}
-
-			// Should we add the force deactivation hook ?
-			if ( true === $plugin['force_deactivation'] ) {
-				$this->has_forced_deactivation = true;
-			}
-		}
-
-		/**
-		 * Determine what type of source the plugin comes from.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string $source The source of the plugin as provided, either empty (= WP repo), a file path
-		 *                       (= bundled) or an external URL.
-		 * @return string 'repo', 'external', or 'bundled'
-		 */
-		protected function get_plugin_source_type( $source ) {
-			if ( 'repo' === $source || preg_match( self::WP_REPO_REGEX, $source ) ) {
-				return 'repo';
-			} elseif ( preg_match( self::IS_URL_REGEX, $source ) ) {
-				return 'external';
-			} else {
-				return 'bundled';
-			}
-		}
-
-		/**
-		 * Sanitizes a string key.
-		 *
-		 * Near duplicate of WP Core `sanitize_key()`. The difference is that uppercase characters *are*
-		 * allowed, so as not to break upgrade paths from non-standard bundled plugins using uppercase
-		 * characters in the plugin directory path/slug. Silly them.
-		 *
-		 * @see https://developer.wordpress.org/reference/hooks/sanitize_key/
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string $key String key.
-		 * @return string Sanitized key
-		 */
-		public function sanitize_key( $key ) {
-			$raw_key = $key;
-			$key     = preg_replace( '`[^A-Za-z0-9_-]`', '', $key );
-
-			/**
-			 * Filter a sanitized key string.
-			 *
-			 * @since 2.5.0
-			 *
-			 * @param string $key     Sanitized key.
-			 * @param string $raw_key The key prior to sanitization.
-			 */
-			return apply_filters( 'tgmpa_sanitize_key', $key, $raw_key );
-		}
-
-		/**
-		 * Amend default configuration settings.
-		 *
-		 * @since 2.0.0
-		 *
-		 * @param array $config Array of config options to pass as class properties.
-		 */
-		public function config( $config ) {
-			$keys = array(
-				'id',
-				'default_path',
-				'has_notices',
-				'dismissable',
-				'dismiss_msg',
-				'menu',
-				'parent_slug',
-				'capability',
-				'is_automatic',
-				'message',
-				'strings',
-			);
-
-			foreach ( $keys as $key ) {
-				if ( isset( $config[ $key ] ) ) {
-					if ( is_array( $config[ $key ] ) ) {
-						$this->$key = array_merge( $this->$key, $config[ $key ] );
-					} else {
-						$this->$key = $config[ $key ];
-					}
-				}
-			}
-		}
-
-		/**
-		 * Amend action link after plugin installation.
-		 *
-		 * @since 2.0.0
-		 *
-		 * @param array $install_actions Existing array of actions.
-		 * @return false|array Amended array of actions.
-		 */
-		public function actions( $install_actions ) {
-			// Remove action links on the TGMPA install page.
-			if ( $this->is_tgmpa_page() ) {
-				return false;
-			}
-
-			return $install_actions;
-		}
-
-		/**
-		 * Flushes the plugins cache on theme switch to prevent stale entries
-		 * from remaining in the plugin table.
-		 *
-		 * @since 2.4.0
-		 *
-		 * @param bool $clear_update_cache Optional. Whether to clear the Plugin updates cache.
-		 *                                 Parameter added in v2.5.0.
-		 */
-		public function flush_plugins_cache( $clear_update_cache = true ) {
-			wp_clean_plugins_cache( $clear_update_cache );
-		}
-
-		/**
-		 * Set file_path key for each installed plugin.
-		 *
-		 * @since 2.1.0
-		 *
-		 * @param string $plugin_slug Optional. If set, only (re-)populates the file path for that specific plugin.
-		 *                            Parameter added in v2.5.0.
-		 */
-		public function populate_file_path( $plugin_slug = '' ) {
-			if ( ! empty( $plugin_slug ) && is_string( $plugin_slug ) && isset( $this->plugins[ $plugin_slug ] ) ) {
-				$this->plugins[ $plugin_slug ]['file_path'] = $this->_get_plugin_basename_from_slug( $plugin_slug );
-			} else {
-				// Add file_path key for all plugins.
-				foreach ( $this->plugins as $slug => $values ) {
-					$this->plugins[ $slug ]['file_path'] = $this->_get_plugin_basename_from_slug( $slug );
-				}
-			}
-		}
-
-		/**
-		 * Helper function to extract the file path of the plugin file from the
-		 * plugin slug, if the plugin is installed.
-		 *
-		 * @since 2.0.0
-		 *
-		 * @param string $slug Plugin slug (typically folder name) as provided by the developer.
-		 * @return string Either file path for plugin if installed, or just the plugin slug.
-		 */
-		protected function _get_plugin_basename_from_slug( $slug ) {
-			$keys = array_keys( $this->get_plugins() );
-
-			foreach ( $keys as $key ) {
-				if ( preg_match( '|^' . $slug . '/|', $key ) ) {
-					return $key;
-				}
-			}
-
-			return $slug;
-		}
-
-		/**
-		 * Retrieve plugin data, given the plugin name.
-		 *
-		 * Loops through the registered plugins looking for $name. If it finds it,
-		 * it returns the $data from that plugin. Otherwise, returns false.
-		 *
-		 * @since 2.1.0
-		 *
-		 * @param string $name Name of the plugin, as it was registered.
-		 * @param string $data Optional. Array key of plugin data to return. Default is slug.
-		 * @return string|boolean Plugin slug if found, false otherwise.
-		 */
-		public function _get_plugin_data_from_name( $name, $data = 'slug' ) {
-			foreach ( $this->plugins as $values ) {
-				if ( $name === $values['name'] && isset( $values[ $data ] ) ) {
-					return $values[ $data ];
-				}
-			}
-
-			return false;
-		}
-
-		/**
-		 * Retrieve the download URL for a package.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string $slug Plugin slug.
-		 * @return string Plugin download URL or path to local file or empty string if undetermined.
-		 */
-		public function get_download_url( $slug ) {
-			$dl_source = '';
-
-			switch ( $this->plugins[ $slug ]['source_type'] ) {
-				case 'repo':
-					return $this->get_wp_repo_download_url( $slug );
-				case 'external':
-					return $this->plugins[ $slug ]['source'];
-				case 'bundled':
-					return $this->default_path . $this->plugins[ $slug ]['source'];
-			}
-
-			return $dl_source; // Should never happen.
-		}
-
-		/**
-		 * Retrieve the download URL for a WP repo package.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string $slug Plugin slug.
-		 * @return string Plugin download URL.
-		 */
-		protected function get_wp_repo_download_url( $slug ) {
-			$source = '';
-			$api    = $this->get_plugins_api( $slug );
-
-			if ( false !== $api && isset( $api->download_link ) ) {
-				$source = $api->download_link;
-			}
-
-			return $source;
-		}
-
-		/**
-		 * Try to grab information from WordPress API.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string $slug Plugin slug.
-		 * @return object Plugins_api response object on success, WP_Error on failure.
-		 */
-		protected function get_plugins_api( $slug ) {
-			static $api = array(); // Cache received responses.
-
-			if ( ! isset( $api[ $slug ] ) ) {
-				if ( ! function_exists( 'plugins_api' ) ) {
-					require_once ABSPATH . 'wp-admin/includes/plugin-install.php';
-				}
-
-				$response = plugins_api( 'plugin_information', array( 'slug' => $slug, 'fields' => array( 'sections' => false ) ) );
-
-				$api[ $slug ] = false;
-
-				if ( is_wp_error( $response ) ) {
-					wp_die( esc_html( $this->strings['oops'] ) );
-				} else {
-					$api[ $slug ] = $response;
-				}
-			}
-
-			return $api[ $slug ];
-		}
-
-		/**
-		 * Retrieve a link to a plugin information page.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string $slug Plugin slug.
-		 * @return string Fully formed html link to a plugin information page if available
-		 *                or the plugin name if not.
-		 */
-		public function get_info_link( $slug ) {
-			if ( ! empty( $this->plugins[ $slug ]['external_url'] ) && preg_match( self::IS_URL_REGEX, $this->plugins[ $slug ]['external_url'] ) ) {
-				$link = sprintf(
-					'<a href="%1$s" target="_blank">%2$s</a>',
-					esc_url( $this->plugins[ $slug ]['external_url'] ),
-					esc_html( $this->plugins[ $slug ]['name'] )
-				);
-			} elseif ( 'repo' === $this->plugins[ $slug ]['source_type'] ) {
-				$url = add_query_arg(
-					array(
-						'tab'       => 'plugin-information',
-						'plugin'    => urlencode( $slug ),
-						'TB_iframe' => 'true',
-						'width'     => '640',
-						'height'    => '500',
-					),
-					self_admin_url( 'plugin-install.php' )
-				);
-
-				$link = sprintf(
-					'<a href="%1$s" class="thickbox">%2$s</a>',
-					esc_url( $url ),
-					esc_html( $this->plugins[ $slug ]['name'] )
-				);
-			} else {
-				$link = esc_html( $this->plugins[ $slug ]['name'] ); // No hyperlink.
-			}
-
-			return $link;
-		}
-
-		/**
-		 * Determine if we're on the TGMPA Install page.
-		 *
-		 * @since 2.1.0
-		 *
-		 * @return boolean True when on the TGMPA page, false otherwise.
-		 */
-		protected function is_tgmpa_page() {
-			return isset( $_GET['page'] ) && $this->menu === $_GET['page'];
-		}
-
-		/**
-		 * Determine if we're on a WP Core installation/upgrade page.
-		 *
-		 * @since 2.6.0
-		 *
-		 * @return boolean True when on a WP Core installation/upgrade page, false otherwise.
-		 */
-		protected function is_core_update_page() {
-			// Current screen is not always available, most notably on the customizer screen.
-			if ( ! function_exists( 'get_current_screen' ) ) {
-				return false;
-			}
-
-			$screen = get_current_screen();
-
-			if ( 'update-core' === $screen->base ) {
-				// Core update screen.
-				return true;
-			} elseif ( 'plugins' === $screen->base && ! empty( $_POST['action'] ) ) { // WPCS: CSRF ok.
-				// Plugins bulk update screen.
-				return true;
-			} elseif ( 'update' === $screen->base && ! empty( $_POST['action'] ) ) { // WPCS: CSRF ok.
-				// Individual updates (ajax call).
-				return true;
-			}
-
-			return false;
-		}
-
-		/**
-		 * Retrieve the URL to the TGMPA Install page.
-		 *
-		 * I.e. depending on the config settings passed something along the lines of:
-		 * http://example.com/wp-admin/themes.php?page=tgmpa-install-plugins
-		 *
-		 * @since 2.5.0
-		 *
-		 * @return string Properly encoded URL (not escaped).
-		 */
-		public function get_tgmpa_url() {
-			static $url;
-
-			if ( ! isset( $url ) ) {
-				$parent = $this->parent_slug;
-				if ( false === strpos( $parent, '.php' ) ) {
-					$parent = 'admin.php';
-				}
-				$url = add_query_arg(
-					array(
-						'page' => urlencode( $this->menu ),
-					),
-					self_admin_url( $parent )
-				);
-			}
-
-			return $url;
-		}
-
-		/**
-		 * Retrieve the URL to the TGMPA Install page for a specific plugin status (view).
-		 *
-		 * I.e. depending on the config settings passed something along the lines of:
-		 * http://example.com/wp-admin/themes.php?page=tgmpa-install-plugins&plugin_status=install
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string $status Plugin status - either 'install', 'update' or 'activate'.
-		 * @return string Properly encoded URL (not escaped).
-		 */
-		public function get_tgmpa_status_url( $status ) {
-			return add_query_arg(
-				array(
-					'plugin_status' => urlencode( $status ),
-				),
-				$this->get_tgmpa_url()
-			);
-		}
-
-		/**
-		 * Determine whether there are open actions for plugins registered with TGMPA.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @return bool True if complete, i.e. no outstanding actions. False otherwise.
-		 */
-		public function is_tgmpa_complete() {
-			$complete = true;
-			foreach ( $this->plugins as $slug => $plugin ) {
-				if ( ! $this->is_plugin_active( $slug ) || false !== $this->does_plugin_have_update( $slug ) ) {
-					$complete = false;
-					break;
-				}
-			}
-
-			return $complete;
-		}
-
-		/**
-		 * Check if a plugin is installed. Does not take must-use plugins into account.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string $slug Plugin slug.
-		 * @return bool True if installed, false otherwise.
-		 */
-		public function is_plugin_installed( $slug ) {
-			$installed_plugins = $this->get_plugins(); // Retrieve a list of all installed plugins (WP cached).
-
-			return ( ! empty( $installed_plugins[ $this->plugins[ $slug ]['file_path'] ] ) );
-		}
-
-		/**
-		 * Check if a plugin is active.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string $slug Plugin slug.
-		 * @return bool True if active, false otherwise.
-		 */
-		public function is_plugin_active( $slug ) {
-			return ( ( ! empty( $this->plugins[ $slug ]['is_callable'] ) && is_callable( $this->plugins[ $slug ]['is_callable'] ) ) || is_plugin_active( $this->plugins[ $slug ]['file_path'] ) );
-		}
-
-		/**
-		 * Check if a plugin can be updated, i.e. if we have information on the minimum WP version required
-		 * available, check whether the current install meets them.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string $slug Plugin slug.
-		 * @return bool True if OK to update, false otherwise.
-		 */
-		public function can_plugin_update( $slug ) {
-			// We currently can't get reliable info on non-WP-repo plugins - issue #380.
-			if ( 'repo' !== $this->plugins[ $slug ]['source_type'] ) {
-				return true;
-			}
-
-			$api = $this->get_plugins_api( $slug );
-
-			if ( false !== $api && isset( $api->requires ) ) {
-				return version_compare( $this->wp_version, $api->requires, '>=' );
-			}
-
-			// No usable info received from the plugins API, presume we can update.
-			return true;
-		}
-
-		/**
-		 * Check to see if the plugin is 'updatetable', i.e. installed, with an update available
-		 * and no WP version requirements blocking it.
-		 *
-		 * @since 2.6.0
-		 *
-		 * @param string $slug Plugin slug.
-		 * @return bool True if OK to proceed with update, false otherwise.
-		 */
-		public function is_plugin_updatetable( $slug ) {
-			if ( ! $this->is_plugin_installed( $slug ) ) {
-				return false;
-			} else {
-				return ( false !== $this->does_plugin_have_update( $slug ) && $this->can_plugin_update( $slug ) );
-			}
-		}
-
-		/**
-		 * Check if a plugin can be activated, i.e. is not currently active and meets the minimum
-		 * plugin version requirements set in TGMPA (if any).
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string $slug Plugin slug.
-		 * @return bool True if OK to activate, false otherwise.
-		 */
-		public function can_plugin_activate( $slug ) {
-			return ( ! $this->is_plugin_active( $slug ) && ! $this->does_plugin_require_update( $slug ) );
-		}
-
-		/**
-		 * Retrieve the version number of an installed plugin.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string $slug Plugin slug.
-		 * @return string Version number as string or an empty string if the plugin is not installed
-		 *                or version unknown (plugins which don't comply with the plugin header standard).
-		 */
-		public function get_installed_version( $slug ) {
-			$installed_plugins = $this->get_plugins(); // Retrieve a list of all installed plugins (WP cached).
-
-			if ( ! empty( $installed_plugins[ $this->plugins[ $slug ]['file_path'] ]['Version'] ) ) {
-				return $installed_plugins[ $this->plugins[ $slug ]['file_path'] ]['Version'];
-			}
-
-			return '';
-		}
-
-		/**
-		 * Check whether a plugin complies with the minimum version requirements.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string $slug Plugin slug.
-		 * @return bool True when a plugin needs to be updated, otherwise false.
-		 */
-		public function does_plugin_require_update( $slug ) {
-			$installed_version = $this->get_installed_version( $slug );
-			$minimum_version   = $this->plugins[ $slug ]['version'];
-
-			return version_compare( $minimum_version, $installed_version, '>' );
-		}
-
-		/**
-		 * Check whether there is an update available for a plugin.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string $slug Plugin slug.
-		 * @return false|string Version number string of the available update or false if no update available.
-		 */
-		public function does_plugin_have_update( $slug ) {
-			// Presume bundled and external plugins will point to a package which meets the minimum required version.
-			if ( 'repo' !== $this->plugins[ $slug ]['source_type'] ) {
-				if ( $this->does_plugin_require_update( $slug ) ) {
-					return $this->plugins[ $slug ]['version'];
-				}
-
-				return false;
-			}
-
-			$repo_updates = get_site_transient( 'update_plugins' );
-
-			if ( isset( $repo_updates->response[ $this->plugins[ $slug ]['file_path'] ]->new_version ) ) {
-				return $repo_updates->response[ $this->plugins[ $slug ]['file_path'] ]->new_version;
-			}
-
-			return false;
-		}
-
-		/**
-		 * Retrieve potential upgrade notice for a plugin.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string $slug Plugin slug.
-		 * @return string The upgrade notice or an empty string if no message was available or provided.
-		 */
-		public function get_upgrade_notice( $slug ) {
-			// We currently can't get reliable info on non-WP-repo plugins - issue #380.
-			if ( 'repo' !== $this->plugins[ $slug ]['source_type'] ) {
-				return '';
-			}
-
-			$repo_updates = get_site_transient( 'update_plugins' );
-
-			if ( ! empty( $repo_updates->response[ $this->plugins[ $slug ]['file_path'] ]->upgrade_notice ) ) {
-				return $repo_updates->response[ $this->plugins[ $slug ]['file_path'] ]->upgrade_notice;
-			}
-
-			return '';
-		}
-
-		/**
-		 * Wrapper around the core WP get_plugins function, making sure it's actually available.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string $plugin_folder Optional. Relative path to single plugin folder.
-		 * @return array Array of installed plugins with plugin information.
-		 */
-		public function get_plugins( $plugin_folder = '' ) {
-			if ( ! function_exists( 'get_plugins' ) ) {
-				require_once ABSPATH . 'wp-admin/includes/plugin.php';
-			}
-
-			return get_plugins( $plugin_folder );
-		}
-
-		/**
-		 * Delete dismissable nag option when theme is switched.
-		 *
-		 * This ensures that the user(s) is/are again reminded via nag of required
-		 * and/or recommended plugins if they re-activate the theme.
-		 *
-		 * @since 2.1.1
-		 */
-		public function update_dismiss() {
-			delete_metadata( 'user', null, 'tgmpa_dismissed_notice_' . $this->id, null, true );
-		}
-
-		/**
-		 * Forces plugin activation if the parameter 'force_activation' is
-		 * set to true.
-		 *
-		 * This allows theme authors to specify certain plugins that must be
-		 * active at all times while using the current theme.
-		 *
-		 * Please take special care when using this parameter as it has the
-		 * potential to be harmful if not used correctly. Setting this parameter
-		 * to true will not allow the specified plugin to be deactivated unless
-		 * the user switches themes.
-		 *
-		 * @since 2.2.0
-		 */
-		public function force_activation() {
-			foreach ( $this->plugins as $slug => $plugin ) {
-				if ( true === $plugin['force_activation'] ) {
-					if ( ! $this->is_plugin_installed( $slug ) ) {
-						// Oops, plugin isn't there so iterate to next condition.
-						continue;
-					} elseif ( $this->can_plugin_activate( $slug ) ) {
-						// There we go, activate the plugin.
-						activate_plugin( $plugin['file_path'] );
-					}
-				}
-			}
-		}
-
-		/**
-		 * Forces plugin deactivation if the parameter 'force_deactivation'
-		 * is set to true and adds the plugin to the 'recently active' plugins list.
-		 *
-		 * This allows theme authors to specify certain plugins that must be
-		 * deactivated upon switching from the current theme to another.
-		 *
-		 * Please take special care when using this parameter as it has the
-		 * potential to be harmful if not used correctly.
-		 *
-		 * @since 2.2.0
-		 */
-		public function force_deactivation() {
-			$deactivated = array();
-
-			foreach ( $this->plugins as $slug => $plugin ) {
-				/*
+        }
+
+        /**
+         * Installs, updates or activates a plugin depending on the action link clicked by the user.
+         *
+         * Checks the $_GET variable to see which actions have been
+         * passed and responds with the appropriate method.
+         *
+         * Uses WP_Filesystem to process and handle the plugin installation
+         * method.
+         *
+         * @since 1.0.0
+         *
+         * @uses WP_Filesystem
+         * @uses WP_Error
+         * @uses WP_Upgrader
+         * @uses Plugin_Upgrader
+         * @uses Plugin_Installer_Skin
+         * @uses Plugin_Upgrader_Skin
+         *
+         * @return boolean True on success, false on failure.
+         */
+        protected function do_plugin_install() {
+            if ( empty( $_GET['plugin'] ) ) {
+                return false;
+            }
+
+            // All plugin information will be stored in an array for processing.
+            $slug = $this->sanitize_key( urldecode( $_GET['plugin'] ) );
+
+            if ( ! isset( $this->plugins[ $slug ] ) ) {
+                return false;
+            }
+
+            // Was an install or upgrade action link clicked?
+            if ( ( isset( $_GET['tgmpa-install'] ) && 'install-plugin' === $_GET['tgmpa-install'] ) || ( isset( $_GET['tgmpa-update'] ) && 'update-plugin' === $_GET['tgmpa-update'] ) ) {
+
+                $install_type = 'install';
+                if ( isset( $_GET['tgmpa-update'] ) && 'update-plugin' === $_GET['tgmpa-update'] ) {
+                    $install_type = 'update';
+                }
+
+                check_admin_referer( 'tgmpa-' . $install_type, 'tgmpa-nonce' );
+
+                // Pass necessary information via URL if WP_Filesystem is needed.
+                $url = wp_nonce_url(
+                    add_query_arg(
+                        array(
+                            'plugin'                 => urlencode( $slug ),
+                            'tgmpa-' . $install_type => $install_type . '-plugin',
+                        ),
+                        $this->get_tgmpa_url()
+                    ),
+                    'tgmpa-' . $install_type,
+                    'tgmpa-nonce'
+                );
+
+                $method = ''; // Leave blank so WP_Filesystem can populate it as necessary.
+
+                if ( false === ( $creds = request_filesystem_credentials( esc_url_raw( $url ), $method, false, false, array() ) ) ) {
+                    return true;
+                }
+
+                if ( ! WP_Filesystem( $creds ) ) {
+                    request_filesystem_credentials( esc_url_raw( $url ), $method, true, false, array() ); // Setup WP_Filesystem.
+                    return true;
+                }
+
+                /* If we arrive here, we have the filesystem. */
+
+                // Prep variables for Plugin_Installer_Skin class.
+                $extra         = array();
+                $extra['slug'] = $slug; // Needed for potentially renaming of directory name.
+                $source        = $this->get_download_url( $slug );
+                $api           = ( 'repo' === $this->plugins[ $slug ]['source_type'] ) ? $this->get_plugins_api( $slug ) : null;
+                $api           = ( false !== $api ) ? $api : null;
+
+                $url = add_query_arg(
+                    array(
+                        'action' => $install_type . '-plugin',
+                        'plugin' => urlencode( $slug ),
+                    ),
+                    'update.php'
+                );
+
+                if ( ! class_exists( 'Plugin_Upgrader', false ) ) {
+                    require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
+                }
+
+                $title     = ( 'update' === $install_type ) ? $this->strings['updating'] : $this->strings['installing'];
+                $skin_args = array(
+                    'type'   => ( 'bundled' !== $this->plugins[ $slug ]['source_type'] ) ? 'web' : 'upload',
+                    'title'  => sprintf( $title, $this->plugins[ $slug ]['name'] ),
+                    'url'    => esc_url_raw( $url ),
+                    'nonce'  => $install_type . '-plugin_' . $slug,
+                    'plugin' => '',
+                    'api'    => $api,
+                    'extra'  => $extra,
+                );
+                unset( $title );
+
+                if ( 'update' === $install_type ) {
+                    $skin_args['plugin'] = $this->plugins[ $slug ]['file_path'];
+                    $skin                = new Plugin_Upgrader_Skin( $skin_args );
+                } else {
+                    $skin = new Plugin_Installer_Skin( $skin_args );
+                }
+
+                // Create a new instance of Plugin_Upgrader.
+                $upgrader = new Plugin_Upgrader( $skin );
+
+                // Perform the action and install the plugin from the $source urldecode().
+                add_filter( 'upgrader_source_selection', array( $this, 'maybe_adjust_source_dir' ), 1, 3 );
+
+                if ( 'update' === $install_type ) {
+                    // Inject our info into the update transient.
+                    $to_inject                    = array( $slug => $this->plugins[ $slug ] );
+                    $to_inject[ $slug ]['source'] = $source;
+                    $this->inject_update_info( $to_inject );
+
+                    $upgrader->upgrade( $this->plugins[ $slug ]['file_path'] );
+                } else {
+                    $upgrader->install( $source );
+                }
+
+                remove_filter( 'upgrader_source_selection', array( $this, 'maybe_adjust_source_dir' ), 1 );
+
+                // Make sure we have the correct file path now the plugin is installed/updated.
+                $this->populate_file_path( $slug );
+
+                // Only activate plugins if the config option is set to true and the plugin isn't
+                // already active (upgrade).
+                if ( $this->is_automatic && ! $this->is_plugin_active( $slug ) ) {
+                    $plugin_activate = $upgrader->plugin_info(); // Grab the plugin info from the Plugin_Upgrader method.
+                    if ( false === $this->activate_single_plugin( $plugin_activate, $slug, true ) ) {
+                        return true; // Finish execution of the function early as we encountered an error.
+                    }
+                }
+
+                $this->show_tgmpa_version();
+
+                // Display message based on if all plugins are now active or not.
+                if ( $this->is_tgmpa_complete() ) {
+                    echo '<p>', sprintf( esc_html( $this->strings['complete'] ), '<a href="' . esc_url( self_admin_url() ) . '">' . esc_html__( 'Return to the Dashboard', 'tgmpa' ) . '</a>' ), '</p>';
+                    echo '<style type="text/css">#adminmenu .wp-submenu li.current { display: none !important; }</style>';
+                } else {
+                    echo '<p><a href="', esc_url( $this->get_tgmpa_url() ), '" target="_parent">', esc_html( $this->strings['return'] ), '</a></p>';
+                }
+
+                return true;
+            } elseif ( isset( $this->plugins[ $slug ]['file_path'], $_GET['tgmpa-activate'] ) && 'activate-plugin' === $_GET['tgmpa-activate'] ) {
+                // Activate action link was clicked.
+                check_admin_referer( 'tgmpa-activate', 'tgmpa-nonce' );
+
+                if ( false === $this->activate_single_plugin( $this->plugins[ $slug ]['file_path'], $slug ) ) {
+                    return true; // Finish execution of the function early as we encountered an error.
+                }
+            }
+
+            return false;
+        }
+
+        /**
+         * Inject information into the 'update_plugins' site transient as WP checks that before running an update.
+         *
+         * @since 2.5.0
+         *
+         * @param array $plugins The plugin information for the plugins which are to be updated.
+         */
+        public function inject_update_info( $plugins ) {
+            $repo_updates = get_site_transient( 'update_plugins' );
+
+            if ( ! is_object( $repo_updates ) ) {
+                $repo_updates = new stdClass;
+            }
+
+            foreach ( $plugins as $slug => $plugin ) {
+                $file_path = $plugin['file_path'];
+
+                if ( empty( $repo_updates->response[ $file_path ] ) ) {
+                    $repo_updates->response[ $file_path ] = new stdClass;
+                }
+
+                // We only really need to set package, but let's do all we can in case WP changes something.
+                $repo_updates->response[ $file_path ]->slug        = $slug;
+                $repo_updates->response[ $file_path ]->plugin      = $file_path;
+                $repo_updates->response[ $file_path ]->new_version = $plugin['version'];
+                $repo_updates->response[ $file_path ]->package     = $plugin['source'];
+                if ( empty( $repo_updates->response[ $file_path ]->url ) && ! empty( $plugin['external_url'] ) ) {
+                    $repo_updates->response[ $file_path ]->url = $plugin['external_url'];
+                }
+            }
+
+            set_site_transient( 'update_plugins', $repo_updates );
+        }
+
+        /**
+         * Adjust the plugin directory name if necessary.
+         *
+         * The final destination directory of a plugin is based on the subdirectory name found in the
+         * (un)zipped source. In some cases - most notably GitHub repository plugin downloads -, this
+         * subdirectory name is not the same as the expected slug and the plugin will not be recognized
+         * as installed. This is fixed by adjusting the temporary unzipped source subdirectory name to
+         * the expected plugin slug.
+         *
+         * @since 2.5.0
+         *
+         * @param string       $source        Path to upgrade/zip-file-name.tmp/subdirectory/.
+         * @param string       $remote_source Path to upgrade/zip-file-name.tmp.
+         * @param \WP_Upgrader $upgrader      Instance of the upgrader which installs the plugin.
+         * @return string $source
+         */
+        public function maybe_adjust_source_dir( $source, $remote_source, $upgrader ) {
+            if ( ! $this->is_tgmpa_page() || ! is_object( $GLOBALS['wp_filesystem'] ) ) {
+                return $source;
+            }
+
+            // Check for single file plugins.
+            $source_files = array_keys( $GLOBALS['wp_filesystem']->dirlist( $remote_source ) );
+            if ( 1 === count( $source_files ) && false === $GLOBALS['wp_filesystem']->is_dir( $source ) ) {
+                return $source;
+            }
+
+            // Multi-file plugin, let's see if the directory is correctly named.
+            $desired_slug = '';
+
+            // Figure out what the slug is supposed to be.
+            if ( false === $upgrader->bulk && ! empty( $upgrader->skin->options['extra']['slug'] ) ) {
+                $desired_slug = $upgrader->skin->options['extra']['slug'];
+            } else {
+                // Bulk installer contains less info, so fall back on the info registered here.
+                foreach ( $this->plugins as $slug => $plugin ) {
+                    if ( ! empty( $upgrader->skin->plugin_names[ $upgrader->skin->i ] ) && $plugin['name'] === $upgrader->skin->plugin_names[ $upgrader->skin->i ] ) {
+                        $desired_slug = $slug;
+                        break;
+                    }
+                }
+                unset( $slug, $plugin );
+            }
+
+            if ( ! empty( $desired_slug ) ) {
+                $subdir_name = untrailingslashit( str_replace( trailingslashit( $remote_source ), '', $source ) );
+
+                if ( ! empty( $subdir_name ) && $subdir_name !== $desired_slug ) {
+                    $from_path = untrailingslashit( $source );
+                    $to_path   = trailingslashit( $remote_source ) . $desired_slug;
+
+                    if ( true === $GLOBALS['wp_filesystem']->move( $from_path, $to_path ) ) {
+                        return trailingslashit( $to_path );
+                    } else {
+                        return new WP_Error( 'rename_failed', esc_html__( 'The remote plugin package does not contain a folder with the desired slug and renaming did not work.', 'tgmpa' ) . ' ' . esc_html__( 'Please contact the plugin provider and ask them to package their plugin according to the WordPress guidelines.', 'tgmpa' ), array( 'found' => $subdir_name, 'expected' => $desired_slug ) );
+                    }
+                } elseif ( empty( $subdir_name ) ) {
+                    return new WP_Error( 'packaged_wrong', esc_html__( 'The remote plugin package consists of more than one file, but the files are not packaged in a folder.', 'tgmpa' ) . ' ' . esc_html__( 'Please contact the plugin provider and ask them to package their plugin according to the WordPress guidelines.', 'tgmpa' ), array( 'found' => $subdir_name, 'expected' => $desired_slug ) );
+                }
+            }
+
+            return $source;
+        }
+
+        /**
+         * Activate a single plugin and send feedback about the result to the screen.
+         *
+         * @since 2.5.0
+         *
+         * @param string $file_path Path within wp-plugins/ to main plugin file.
+         * @param string $slug      Plugin slug.
+         * @param bool   $automatic Whether this is an automatic activation after an install. Defaults to false.
+         *                          This determines the styling of the output messages.
+         * @return bool False if an error was encountered, true otherwise.
+         */
+        protected function activate_single_plugin( $file_path, $slug, $automatic = false ) {
+            if ( $this->can_plugin_activate( $slug ) ) {
+                $activate = activate_plugin( $file_path );
+
+                if ( is_wp_error( $activate ) ) {
+                    echo '<div id="message" class="error"><p>', wp_kses_post( $activate->get_error_message() ), '</p></div>',
+                        '<p><a href="', esc_url( $this->get_tgmpa_url() ), '" target="_parent">', esc_html( $this->strings['return'] ), '</a></p>';
+
+                    return false; // End it here if there is an error with activation.
+                } else {
+                    if ( ! $automatic ) {
+                        // Make sure message doesn't display again if bulk activation is performed
+                        // immediately after a single activation.
+                        if ( ! isset( $_POST['action'] ) ) { // WPCS: CSRF OK.
+                            echo '<div id="message" class="updated"><p>', esc_html( $this->strings['activated_successfully'] ), ' <strong>', esc_html( $this->plugins[ $slug ]['name'] ), '.</strong></p></div>';
+                        }
+                    } else {
+                        // Simpler message layout for use on the plugin install page.
+                        echo '<p>', esc_html( $this->strings['plugin_activated'] ), '</p>';
+                    }
+                }
+            } elseif ( $this->is_plugin_active( $slug ) ) {
+                // No simpler message format provided as this message should never be encountered
+                // on the plugin install page.
+                echo '<div id="message" class="error"><p>',
+                    sprintf(
+                        esc_html( $this->strings['plugin_already_active'] ),
+                        '<strong>' . esc_html( $this->plugins[ $slug ]['name'] ) . '</strong>'
+                    ),
+                    '</p></div>';
+            } elseif ( $this->does_plugin_require_update( $slug ) ) {
+                if ( ! $automatic ) {
+                    // Make sure message doesn't display again if bulk activation is performed
+                    // immediately after a single activation.
+                    if ( ! isset( $_POST['action'] ) ) { // WPCS: CSRF OK.
+                        echo '<div id="message" class="error"><p>',
+                            sprintf(
+                                esc_html( $this->strings['plugin_needs_higher_version'] ),
+                                '<strong>' . esc_html( $this->plugins[ $slug ]['name'] ) . '</strong>'
+                            ),
+                            '</p></div>';
+                    }
+                } else {
+                    // Simpler message layout for use on the plugin install page.
+                    echo '<p>', sprintf( esc_html( $this->strings['plugin_needs_higher_version'] ), esc_html( $this->plugins[ $slug ]['name'] ) ), '</p>';
+                }
+            }
+
+            return true;
+        }
+
+        /**
+         * Echoes required plugin notice.
+         *
+         * Outputs a message telling users that a specific plugin is required for
+         * their theme. If appropriate, it includes a link to the form page where
+         * users can install and activate the plugin.
+         *
+         * Returns early if we're on the Install page.
+         *
+         * @since 1.0.0
+         *
+         * @global object $current_screen
+         *
+         * @return null Returns early if we're on the Install page.
+         */
+        public function notices() {
+            // Remove nag on the install page / Return early if the nag message has been dismissed or user < author.
+            if ( ( $this->is_tgmpa_page() || $this->is_core_update_page() ) || get_user_meta( get_current_user_id(), 'tgmpa_dismissed_notice_' . $this->id, true ) || ! current_user_can( apply_filters( 'tgmpa_show_admin_notice_capability', 'publish_posts' ) ) ) {
+                return;
+            }
+
+            // Store for the plugin slugs by message type.
+            $message = array();
+
+            // Initialize counters used to determine plurality of action link texts.
+            $install_link_count          = 0;
+            $update_link_count           = 0;
+            $activate_link_count         = 0;
+            $total_required_action_count = 0;
+
+            foreach ( $this->plugins as $slug => $plugin ) {
+                if ( $this->is_plugin_active( $slug ) && false === $this->does_plugin_have_update( $slug ) ) {
+                    continue;
+                }
+
+                if ( ! $this->is_plugin_installed( $slug ) ) {
+                    if ( current_user_can( 'install_plugins' ) ) {
+                        $install_link_count++;
+
+                        if ( true === $plugin['required'] ) {
+                            $message['notice_can_install_required'][] = $slug;
+                        } else {
+                            $message['notice_can_install_recommended'][] = $slug;
+                        }
+                    }
+                    if ( true === $plugin['required'] ) {
+                        $total_required_action_count++;
+                    }
+                } else {
+                    if ( ! $this->is_plugin_active( $slug ) && $this->can_plugin_activate( $slug ) ) {
+                        if ( current_user_can( 'activate_plugins' ) ) {
+                            $activate_link_count++;
+
+                            if ( true === $plugin['required'] ) {
+                                $message['notice_can_activate_required'][] = $slug;
+                            } else {
+                                $message['notice_can_activate_recommended'][] = $slug;
+                            }
+                        }
+                        if ( true === $plugin['required'] ) {
+                            $total_required_action_count++;
+                        }
+                    }
+
+                    if ( $this->does_plugin_require_update( $slug ) || false !== $this->does_plugin_have_update( $slug ) ) {
+
+                        if ( current_user_can( 'update_plugins' ) ) {
+                            $update_link_count++;
+
+                            if ( $this->does_plugin_require_update( $slug ) ) {
+                                $message['notice_ask_to_update'][] = $slug;
+                            } elseif ( false !== $this->does_plugin_have_update( $slug ) ) {
+                                $message['notice_ask_to_update_maybe'][] = $slug;
+                            }
+                        }
+                        if ( true === $plugin['required'] ) {
+                            $total_required_action_count++;
+                        }
+                    }
+                }
+            }
+            unset( $slug, $plugin );
+
+            // If we have notices to display, we move forward.
+            if ( ! empty( $message ) || $total_required_action_count > 0 ) {
+                krsort( $message ); // Sort messages.
+                $rendered = '';
+
+                // As add_settings_error() wraps the final message in a <p> and as the final message can't be
+                // filtered, using <p>'s in our html would render invalid html output.
+                $line_template = '<span style="display: block; margin: 0.5em 0.5em 0 0; clear: both;">%s</span>' . "\n";
+
+                if ( ! current_user_can( 'activate_plugins' ) && ! current_user_can( 'install_plugins' ) && ! current_user_can( 'update_plugins' ) ) {
+                    $rendered  = esc_html( $this->strings['notice_cannot_install_activate'] ) . ' ' . esc_html( $this->strings['contact_admin'] );
+                    $rendered .= $this->create_user_action_links_for_notice( 0, 0, 0, $line_template );
+                } else {
+
+                    // If dismissable is false and a message is set, output it now.
+                    if ( ! $this->dismissable && ! empty( $this->dismiss_msg ) ) {
+                        $rendered .= sprintf( $line_template, wp_kses_post( $this->dismiss_msg ) );
+                    }
+
+                    // Render the individual message lines for the notice.
+                    foreach ( $message as $type => $plugin_group ) {
+                        $linked_plugins = array();
+
+                        // Get the external info link for a plugin if one is available.
+                        foreach ( $plugin_group as $plugin_slug ) {
+                            $linked_plugins[] = $this->get_info_link( $plugin_slug );
+                        }
+                        unset( $plugin_slug );
+
+                        $count          = count( $plugin_group );
+                        $linked_plugins = array_map( array( 'TGMPA_Utils', 'wrap_in_em' ), $linked_plugins );
+                        $last_plugin    = array_pop( $linked_plugins ); // Pop off last name to prep for readability.
+                        $imploded       = empty( $linked_plugins ) ? $last_plugin : ( implode( ', ', $linked_plugins ) . ' ' . esc_html_x( 'and', 'plugin A *and* plugin B', 'tgmpa' ) . ' ' . $last_plugin );
+
+                        $rendered .= sprintf(
+                            $line_template,
+                            sprintf(
+                                translate_nooped_plural( $this->strings[ $type ], $count, 'tgmpa' ),
+                                $imploded,
+                                $count
+                            )
+                        );
+
+                    }
+                    unset( $type, $plugin_group, $linked_plugins, $count, $last_plugin, $imploded );
+
+                    $rendered .= $this->create_user_action_links_for_notice( $install_link_count, $update_link_count, $activate_link_count, $line_template );
+                }
+
+                // Register the nag messages and prepare them to be processed.
+                add_settings_error( 'tgmpa', 'tgmpa', $rendered, $this->get_admin_notice_class() );
+            }
+
+            // Admin options pages already output settings_errors, so this is to avoid duplication.
+            if ( 'options-general' !== $GLOBALS['current_screen']->parent_base ) {
+                $this->display_settings_errors();
+            }
+        }
+
+        /**
+         * Generate the user action links for the admin notice.
+         *
+         * @since 2.6.0
+         *
+         * @param int $install_count  Number of plugins to install.
+         * @param int $update_count   Number of plugins to update.
+         * @param int $activate_count Number of plugins to activate.
+         * @param int $line_template  Template for the HTML tag to output a line.
+         * @return string Action links.
+         */
+        protected function create_user_action_links_for_notice( $install_count, $update_count, $activate_count, $line_template ) {
+            // Setup action links.
+            $action_links = array(
+                'install'  => '',
+                'update'   => '',
+                'activate' => '',
+                'dismiss'  => $this->dismissable ? '<a href="' . esc_url( wp_nonce_url( add_query_arg( 'tgmpa-dismiss', 'dismiss_admin_notices' ), 'tgmpa-dismiss-' . get_current_user_id() ) ) . '" class="dismiss-notice" target="_parent">' . esc_html( $this->strings['dismiss'] ) . '</a>' : '',
+            );
+
+            $link_template = '<a href="%2$s">%1$s</a>';
+
+            if ( current_user_can( 'install_plugins' ) ) {
+                if ( $install_count > 0 ) {
+                    $action_links['install'] = sprintf(
+                        $link_template,
+                        translate_nooped_plural( $this->strings['install_link'], $install_count, 'tgmpa' ),
+                        esc_url( $this->get_tgmpa_status_url( 'install' ) )
+                    );
+                }
+                if ( $update_count > 0 ) {
+                    $action_links['update'] = sprintf(
+                        $link_template,
+                        translate_nooped_plural( $this->strings['update_link'], $update_count, 'tgmpa' ),
+                        esc_url( $this->get_tgmpa_status_url( 'update' ) )
+                    );
+                }
+            }
+
+            if ( current_user_can( 'activate_plugins' ) && $activate_count > 0 ) {
+                $action_links['activate'] = sprintf(
+                    $link_template,
+                    translate_nooped_plural( $this->strings['activate_link'], $activate_count, 'tgmpa' ),
+                    esc_url( $this->get_tgmpa_status_url( 'activate' ) )
+                );
+            }
+
+            $action_links = apply_filters( 'tgmpa_notice_action_links', $action_links );
+
+            $action_links = array_filter( (array) $action_links ); // Remove any empty array items.
+
+            if ( ! empty( $action_links ) ) {
+                $action_links = sprintf( $line_template, implode( ' | ', $action_links ) );
+                return apply_filters( 'tgmpa_notice_rendered_action_links', $action_links );
+            } else {
+                return '';
+            }
+        }
+
+        /**
+         * Get admin notice class.
+         *
+         * Work around all the changes to the various admin notice classes between WP 4.4 and 3.7
+         * (lowest supported version by TGMPA).
+         *
+         * @since 2.6.0
+         *
+         * @return string
+         */
+        protected function get_admin_notice_class() {
+            if ( ! empty( $this->strings['nag_type'] ) ) {
+                return sanitize_html_class( strtolower( $this->strings['nag_type'] ) );
+            } else {
+                if ( version_compare( $this->wp_version, '4.2', '>=' ) ) {
+                    return 'notice-warning';
+                } elseif ( version_compare( $this->wp_version, '4.1', '>=' ) ) {
+                    return 'notice';
+                } else {
+                    return 'updated';
+                }
+            }
+        }
+
+        /**
+         * Display settings errors and remove those which have been displayed to avoid duplicate messages showing
+         *
+         * @since 2.5.0
+         */
+        protected function display_settings_errors() {
+            global $wp_settings_errors;
+
+            settings_errors( 'tgmpa' );
+
+            foreach ( (array) $wp_settings_errors as $key => $details ) {
+                if ( 'tgmpa' === $details['setting'] ) {
+                    unset( $wp_settings_errors[ $key ] );
+                    break;
+                }
+            }
+        }
+
+        /**
+         * Register dismissal of admin notices.
+         *
+         * Acts on the dismiss link in the admin nag messages.
+         * If clicked, the admin notice disappears and will no longer be visible to this user.
+         *
+         * @since 2.1.0
+         */
+        public function dismiss() {
+            if ( isset( $_GET['tgmpa-dismiss'] ) && check_admin_referer( 'tgmpa-dismiss-' . get_current_user_id() ) ) {
+                update_user_meta( get_current_user_id(), 'tgmpa_dismissed_notice_' . $this->id, 1 );
+            }
+        }
+
+        /**
+         * Add individual plugin to our collection of plugins.
+         *
+         * If the required keys are not set or the plugin has already
+         * been registered, the plugin is not added.
+         *
+         * @since 2.0.0
+         *
+         * @param array|null $plugin Array of plugin arguments or null if invalid argument.
+         * @return null Return early if incorrect argument.
+         */
+        public function register( $plugin ) {
+            if ( empty( $plugin['slug'] ) || empty( $plugin['name'] ) ) {
+                return;
+            }
+
+            if ( empty( $plugin['slug'] ) || ! is_string( $plugin['slug'] ) || isset( $this->plugins[ $plugin['slug'] ] ) ) {
+                return;
+            }
+
+            $defaults = array(
+                'name'               => '',      // String
+                'slug'               => '',      // String
+                'source'             => 'repo',  // String
+                'required'           => false,   // Boolean
+                'version'            => '',      // String
+                'force_activation'   => false,   // Boolean
+                'force_deactivation' => false,   // Boolean
+                'external_url'       => '',      // String
+                'is_callable'        => '',      // String|Array.
+            );
+
+            // Prepare the received data.
+            $plugin = wp_parse_args( $plugin, $defaults );
+
+            // Standardize the received slug.
+            $plugin['slug'] = $this->sanitize_key( $plugin['slug'] );
+
+            // Forgive users for using string versions of booleans or floats for version number.
+            $plugin['version']            = (string) $plugin['version'];
+            $plugin['source']             = empty( $plugin['source'] ) ? 'repo' : $plugin['source'];
+            $plugin['required']           = TGMPA_Utils::validate_bool( $plugin['required'] );
+            $plugin['force_activation']   = TGMPA_Utils::validate_bool( $plugin['force_activation'] );
+            $plugin['force_deactivation'] = TGMPA_Utils::validate_bool( $plugin['force_deactivation'] );
+
+            // Enrich the received data.
+            $plugin['file_path']   = $this->_get_plugin_basename_from_slug( $plugin['slug'] );
+            $plugin['source_type'] = $this->get_plugin_source_type( $plugin['source'] );
+
+            // Set the class properties.
+            $this->plugins[ $plugin['slug'] ]    = $plugin;
+            $this->sort_order[ $plugin['slug'] ] = $plugin['name'];
+
+            // Should we add the force activation hook ?
+            if ( true === $plugin['force_activation'] ) {
+                $this->has_forced_activation = true;
+            }
+
+            // Should we add the force deactivation hook ?
+            if ( true === $plugin['force_deactivation'] ) {
+                $this->has_forced_deactivation = true;
+            }
+        }
+
+        /**
+         * Determine what type of source the plugin comes from.
+         *
+         * @since 2.5.0
+         *
+         * @param string $source The source of the plugin as provided, either empty (= WP repo), a file path
+         *                       (= bundled) or an external URL.
+         * @return string 'repo', 'external', or 'bundled'
+         */
+        protected function get_plugin_source_type( $source ) {
+            if ( 'repo' === $source || preg_match( self::WP_REPO_REGEX, $source ) ) {
+                return 'repo';
+            } elseif ( preg_match( self::IS_URL_REGEX, $source ) ) {
+                return 'external';
+            } else {
+                return 'bundled';
+            }
+        }
+
+        /**
+         * Sanitizes a string key.
+         *
+         * Near duplicate of WP Core `sanitize_key()`. The difference is that uppercase characters *are*
+         * allowed, so as not to break upgrade paths from non-standard bundled plugins using uppercase
+         * characters in the plugin directory path/slug. Silly them.
+         *
+         * @see https://developer.wordpress.org/reference/hooks/sanitize_key/
+         *
+         * @since 2.5.0
+         *
+         * @param string $key String key.
+         * @return string Sanitized key
+         */
+        public function sanitize_key( $key ) {
+            $raw_key = $key;
+            $key     = preg_replace( '`[^A-Za-z0-9_-]`', '', $key );
+
+            /**
+             * Filter a sanitized key string.
+             *
+             * @since 2.5.0
+             *
+             * @param string $key     Sanitized key.
+             * @param string $raw_key The key prior to sanitization.
+             */
+            return apply_filters( 'tgmpa_sanitize_key', $key, $raw_key );
+        }
+
+        /**
+         * Amend default configuration settings.
+         *
+         * @since 2.0.0
+         *
+         * @param array $config Array of config options to pass as class properties.
+         */
+        public function config( $config ) {
+            $keys = array(
+                'id',
+                'default_path',
+                'has_notices',
+                'dismissable',
+                'dismiss_msg',
+                'menu',
+                'parent_slug',
+                'capability',
+                'is_automatic',
+                'message',
+                'strings',
+            );
+
+            foreach ( $keys as $key ) {
+                if ( isset( $config[ $key ] ) ) {
+                    if ( is_array( $config[ $key ] ) ) {
+                        $this->$key = array_merge( $this->$key, $config[ $key ] );
+                    } else {
+                        $this->$key = $config[ $key ];
+                    }
+                }
+            }
+        }
+
+        /**
+         * Amend action link after plugin installation.
+         *
+         * @since 2.0.0
+         *
+         * @param array $install_actions Existing array of actions.
+         * @return false|array Amended array of actions.
+         */
+        public function actions( $install_actions ) {
+            // Remove action links on the TGMPA install page.
+            if ( $this->is_tgmpa_page() ) {
+                return false;
+            }
+
+            return $install_actions;
+        }
+
+        /**
+         * Flushes the plugins cache on theme switch to prevent stale entries
+         * from remaining in the plugin table.
+         *
+         * @since 2.4.0
+         *
+         * @param bool $clear_update_cache Optional. Whether to clear the Plugin updates cache.
+         *                                 Parameter added in v2.5.0.
+         */
+        public function flush_plugins_cache( $clear_update_cache = true ) {
+            wp_clean_plugins_cache( $clear_update_cache );
+        }
+
+        /**
+         * Set file_path key for each installed plugin.
+         *
+         * @since 2.1.0
+         *
+         * @param string $plugin_slug Optional. If set, only (re-)populates the file path for that specific plugin.
+         *                            Parameter added in v2.5.0.
+         */
+        public function populate_file_path( $plugin_slug = '' ) {
+            if ( ! empty( $plugin_slug ) && is_string( $plugin_slug ) && isset( $this->plugins[ $plugin_slug ] ) ) {
+                $this->plugins[ $plugin_slug ]['file_path'] = $this->_get_plugin_basename_from_slug( $plugin_slug );
+            } else {
+                // Add file_path key for all plugins.
+                foreach ( $this->plugins as $slug => $values ) {
+                    $this->plugins[ $slug ]['file_path'] = $this->_get_plugin_basename_from_slug( $slug );
+                }
+            }
+        }
+
+        /**
+         * Helper function to extract the file path of the plugin file from the
+         * plugin slug, if the plugin is installed.
+         *
+         * @since 2.0.0
+         *
+         * @param string $slug Plugin slug (typically folder name) as provided by the developer.
+         * @return string Either file path for plugin if installed, or just the plugin slug.
+         */
+        protected function _get_plugin_basename_from_slug( $slug ) {
+            $keys = array_keys( $this->get_plugins() );
+
+            foreach ( $keys as $key ) {
+                if ( preg_match( '|^' . $slug . '/|', $key ) ) {
+                    return $key;
+                }
+            }
+
+            return $slug;
+        }
+
+        /**
+         * Retrieve plugin data, given the plugin name.
+         *
+         * Loops through the registered plugins looking for $name. If it finds it,
+         * it returns the $data from that plugin. Otherwise, returns false.
+         *
+         * @since 2.1.0
+         *
+         * @param string $name Name of the plugin, as it was registered.
+         * @param string $data Optional. Array key of plugin data to return. Default is slug.
+         * @return string|boolean Plugin slug if found, false otherwise.
+         */
+        public function _get_plugin_data_from_name( $name, $data = 'slug' ) {
+            foreach ( $this->plugins as $values ) {
+                if ( $name === $values['name'] && isset( $values[ $data ] ) ) {
+                    return $values[ $data ];
+                }
+            }
+
+            return false;
+        }
+
+        /**
+         * Retrieve the download URL for a package.
+         *
+         * @since 2.5.0
+         *
+         * @param string $slug Plugin slug.
+         * @return string Plugin download URL or path to local file or empty string if undetermined.
+         */
+        public function get_download_url( $slug ) {
+            $dl_source = '';
+
+            switch ( $this->plugins[ $slug ]['source_type'] ) {
+                case 'repo':
+                    return $this->get_wp_repo_download_url( $slug );
+                case 'external':
+                    return $this->plugins[ $slug ]['source'];
+                case 'bundled':
+                    return $this->default_path . $this->plugins[ $slug ]['source'];
+            }
+
+            return $dl_source; // Should never happen.
+        }
+
+        /**
+         * Retrieve the download URL for a WP repo package.
+         *
+         * @since 2.5.0
+         *
+         * @param string $slug Plugin slug.
+         * @return string Plugin download URL.
+         */
+        protected function get_wp_repo_download_url( $slug ) {
+            $source = '';
+            $api    = $this->get_plugins_api( $slug );
+
+            if ( false !== $api && isset( $api->download_link ) ) {
+                $source = $api->download_link;
+            }
+
+            return $source;
+        }
+
+        /**
+         * Try to grab information from WordPress API.
+         *
+         * @since 2.5.0
+         *
+         * @param string $slug Plugin slug.
+         * @return object Plugins_api response object on success, WP_Error on failure.
+         */
+        protected function get_plugins_api( $slug ) {
+            static $api = array(); // Cache received responses.
+
+            if ( ! isset( $api[ $slug ] ) ) {
+                if ( ! function_exists( 'plugins_api' ) ) {
+                    require_once ABSPATH . 'wp-admin/includes/plugin-install.php';
+                }
+
+                $response = plugins_api( 'plugin_information', array( 'slug' => $slug, 'fields' => array( 'sections' => false ) ) );
+
+                $api[ $slug ] = false;
+
+                if ( is_wp_error( $response ) ) {
+                    wp_die( esc_html( $this->strings['oops'] ) );
+                } else {
+                    $api[ $slug ] = $response;
+                }
+            }
+
+            return $api[ $slug ];
+        }
+
+        /**
+         * Retrieve a link to a plugin information page.
+         *
+         * @since 2.5.0
+         *
+         * @param string $slug Plugin slug.
+         * @return string Fully formed html link to a plugin information page if available
+         *                or the plugin name if not.
+         */
+        public function get_info_link( $slug ) {
+            if ( ! empty( $this->plugins[ $slug ]['external_url'] ) && preg_match( self::IS_URL_REGEX, $this->plugins[ $slug ]['external_url'] ) ) {
+                $link = sprintf(
+                    '<a href="%1$s" target="_blank">%2$s</a>',
+                    esc_url( $this->plugins[ $slug ]['external_url'] ),
+                    esc_html( $this->plugins[ $slug ]['name'] )
+                );
+            } elseif ( 'repo' === $this->plugins[ $slug ]['source_type'] ) {
+                $url = add_query_arg(
+                    array(
+                        'tab'       => 'plugin-information',
+                        'plugin'    => urlencode( $slug ),
+                        'TB_iframe' => 'true',
+                        'width'     => '640',
+                        'height'    => '500',
+                    ),
+                    self_admin_url( 'plugin-install.php' )
+                );
+
+                $link = sprintf(
+                    '<a href="%1$s" class="thickbox">%2$s</a>',
+                    esc_url( $url ),
+                    esc_html( $this->plugins[ $slug ]['name'] )
+                );
+            } else {
+                $link = esc_html( $this->plugins[ $slug ]['name'] ); // No hyperlink.
+            }
+
+            return $link;
+        }
+
+        /**
+         * Determine if we're on the TGMPA Install page.
+         *
+         * @since 2.1.0
+         *
+         * @return boolean True when on the TGMPA page, false otherwise.
+         */
+        protected function is_tgmpa_page() {
+            return isset( $_GET['page'] ) && $this->menu === $_GET['page'];
+        }
+
+        /**
+         * Determine if we're on a WP Core installation/upgrade page.
+         *
+         * @since 2.6.0
+         *
+         * @return boolean True when on a WP Core installation/upgrade page, false otherwise.
+         */
+        protected function is_core_update_page() {
+            // Current screen is not always available, most notably on the customizer screen.
+            if ( ! function_exists( 'get_current_screen' ) ) {
+                return false;
+            }
+
+            $screen = get_current_screen();
+
+            if ( 'update-core' === $screen->base ) {
+                // Core update screen.
+                return true;
+            } elseif ( 'plugins' === $screen->base && ! empty( $_POST['action'] ) ) { // WPCS: CSRF ok.
+                // Plugins bulk update screen.
+                return true;
+            } elseif ( 'update' === $screen->base && ! empty( $_POST['action'] ) ) { // WPCS: CSRF ok.
+                // Individual updates (ajax call).
+                return true;
+            }
+
+            return false;
+        }
+
+        /**
+         * Retrieve the URL to the TGMPA Install page.
+         *
+         * I.e. depending on the config settings passed something along the lines of:
+         * http://example.com/wp-admin/themes.php?page=tgmpa-install-plugins
+         *
+         * @since 2.5.0
+         *
+         * @return string Properly encoded URL (not escaped).
+         */
+        public function get_tgmpa_url() {
+            static $url;
+
+            if ( ! isset( $url ) ) {
+                $parent = $this->parent_slug;
+                if ( false === strpos( $parent, '.php' ) ) {
+                    $parent = 'admin.php';
+                }
+                $url = add_query_arg(
+                    array(
+                        'page' => urlencode( $this->menu ),
+                    ),
+                    self_admin_url( $parent )
+                );
+            }
+
+            return $url;
+        }
+
+        /**
+         * Retrieve the URL to the TGMPA Install page for a specific plugin status (view).
+         *
+         * I.e. depending on the config settings passed something along the lines of:
+         * http://example.com/wp-admin/themes.php?page=tgmpa-install-plugins&plugin_status=install
+         *
+         * @since 2.5.0
+         *
+         * @param string $status Plugin status - either 'install', 'update' or 'activate'.
+         * @return string Properly encoded URL (not escaped).
+         */
+        public function get_tgmpa_status_url( $status ) {
+            return add_query_arg(
+                array(
+                    'plugin_status' => urlencode( $status ),
+                ),
+                $this->get_tgmpa_url()
+            );
+        }
+
+        /**
+         * Determine whether there are open actions for plugins registered with TGMPA.
+         *
+         * @since 2.5.0
+         *
+         * @return bool True if complete, i.e. no outstanding actions. False otherwise.
+         */
+        public function is_tgmpa_complete() {
+            $complete = true;
+            foreach ( $this->plugins as $slug => $plugin ) {
+                if ( ! $this->is_plugin_active( $slug ) || false !== $this->does_plugin_have_update( $slug ) ) {
+                    $complete = false;
+                    break;
+                }
+            }
+
+            return $complete;
+        }
+
+        /**
+         * Check if a plugin is installed. Does not take must-use plugins into account.
+         *
+         * @since 2.5.0
+         *
+         * @param string $slug Plugin slug.
+         * @return bool True if installed, false otherwise.
+         */
+        public function is_plugin_installed( $slug ) {
+            $installed_plugins = $this->get_plugins(); // Retrieve a list of all installed plugins (WP cached).
+
+            return ( ! empty( $installed_plugins[ $this->plugins[ $slug ]['file_path'] ] ) );
+        }
+
+        /**
+         * Check if a plugin is active.
+         *
+         * @since 2.5.0
+         *
+         * @param string $slug Plugin slug.
+         * @return bool True if active, false otherwise.
+         */
+        public function is_plugin_active( $slug ) {
+            return ( ( ! empty( $this->plugins[ $slug ]['is_callable'] ) && is_callable( $this->plugins[ $slug ]['is_callable'] ) ) || is_plugin_active( $this->plugins[ $slug ]['file_path'] ) );
+        }
+
+        /**
+         * Check if a plugin can be updated, i.e. if we have information on the minimum WP version required
+         * available, check whether the current install meets them.
+         *
+         * @since 2.5.0
+         *
+         * @param string $slug Plugin slug.
+         * @return bool True if OK to update, false otherwise.
+         */
+        public function can_plugin_update( $slug ) {
+            // We currently can't get reliable info on non-WP-repo plugins - issue #380.
+            if ( 'repo' !== $this->plugins[ $slug ]['source_type'] ) {
+                return true;
+            }
+
+            $api = $this->get_plugins_api( $slug );
+
+            if ( false !== $api && isset( $api->requires ) ) {
+                return version_compare( $this->wp_version, $api->requires, '>=' );
+            }
+
+            // No usable info received from the plugins API, presume we can update.
+            return true;
+        }
+
+        /**
+         * Check to see if the plugin is 'updatetable', i.e. installed, with an update available
+         * and no WP version requirements blocking it.
+         *
+         * @since 2.6.0
+         *
+         * @param string $slug Plugin slug.
+         * @return bool True if OK to proceed with update, false otherwise.
+         */
+        public function is_plugin_updatetable( $slug ) {
+            if ( ! $this->is_plugin_installed( $slug ) ) {
+                return false;
+            } else {
+                return ( false !== $this->does_plugin_have_update( $slug ) && $this->can_plugin_update( $slug ) );
+            }
+        }
+
+        /**
+         * Check if a plugin can be activated, i.e. is not currently active and meets the minimum
+         * plugin version requirements set in TGMPA (if any).
+         *
+         * @since 2.5.0
+         *
+         * @param string $slug Plugin slug.
+         * @return bool True if OK to activate, false otherwise.
+         */
+        public function can_plugin_activate( $slug ) {
+            return ( ! $this->is_plugin_active( $slug ) && ! $this->does_plugin_require_update( $slug ) );
+        }
+
+        /**
+         * Retrieve the version number of an installed plugin.
+         *
+         * @since 2.5.0
+         *
+         * @param string $slug Plugin slug.
+         * @return string Version number as string or an empty string if the plugin is not installed
+         *                or version unknown (plugins which don't comply with the plugin header standard).
+         */
+        public function get_installed_version( $slug ) {
+            $installed_plugins = $this->get_plugins(); // Retrieve a list of all installed plugins (WP cached).
+
+            if ( ! empty( $installed_plugins[ $this->plugins[ $slug ]['file_path'] ]['Version'] ) ) {
+                return $installed_plugins[ $this->plugins[ $slug ]['file_path'] ]['Version'];
+            }
+
+            return '';
+        }
+
+        /**
+         * Check whether a plugin complies with the minimum version requirements.
+         *
+         * @since 2.5.0
+         *
+         * @param string $slug Plugin slug.
+         * @return bool True when a plugin needs to be updated, otherwise false.
+         */
+        public function does_plugin_require_update( $slug ) {
+            $installed_version = $this->get_installed_version( $slug );
+            $minimum_version   = $this->plugins[ $slug ]['version'];
+
+            return version_compare( $minimum_version, $installed_version, '>' );
+        }
+
+        /**
+         * Check whether there is an update available for a plugin.
+         *
+         * @since 2.5.0
+         *
+         * @param string $slug Plugin slug.
+         * @return false|string Version number string of the available update or false if no update available.
+         */
+        public function does_plugin_have_update( $slug ) {
+            // Presume bundled and external plugins will point to a package which meets the minimum required version.
+            if ( 'repo' !== $this->plugins[ $slug ]['source_type'] ) {
+                if ( $this->does_plugin_require_update( $slug ) ) {
+                    return $this->plugins[ $slug ]['version'];
+                }
+
+                return false;
+            }
+
+            $repo_updates = get_site_transient( 'update_plugins' );
+
+            if ( isset( $repo_updates->response[ $this->plugins[ $slug ]['file_path'] ]->new_version ) ) {
+                return $repo_updates->response[ $this->plugins[ $slug ]['file_path'] ]->new_version;
+            }
+
+            return false;
+        }
+
+        /**
+         * Retrieve potential upgrade notice for a plugin.
+         *
+         * @since 2.5.0
+         *
+         * @param string $slug Plugin slug.
+         * @return string The upgrade notice or an empty string if no message was available or provided.
+         */
+        public function get_upgrade_notice( $slug ) {
+            // We currently can't get reliable info on non-WP-repo plugins - issue #380.
+            if ( 'repo' !== $this->plugins[ $slug ]['source_type'] ) {
+                return '';
+            }
+
+            $repo_updates = get_site_transient( 'update_plugins' );
+
+            if ( ! empty( $repo_updates->response[ $this->plugins[ $slug ]['file_path'] ]->upgrade_notice ) ) {
+                return $repo_updates->response[ $this->plugins[ $slug ]['file_path'] ]->upgrade_notice;
+            }
+
+            return '';
+        }
+
+        /**
+         * Wrapper around the core WP get_plugins function, making sure it's actually available.
+         *
+         * @since 2.5.0
+         *
+         * @param string $plugin_folder Optional. Relative path to single plugin folder.
+         * @return array Array of installed plugins with plugin information.
+         */
+        public function get_plugins( $plugin_folder = '' ) {
+            if ( ! function_exists( 'get_plugins' ) ) {
+                require_once ABSPATH . 'wp-admin/includes/plugin.php';
+            }
+
+            return get_plugins( $plugin_folder );
+        }
+
+        /**
+         * Delete dismissable nag option when theme is switched.
+         *
+         * This ensures that the user(s) is/are again reminded via nag of required
+         * and/or recommended plugins if they re-activate the theme.
+         *
+         * @since 2.1.1
+         */
+        public function update_dismiss() {
+            delete_metadata( 'user', null, 'tgmpa_dismissed_notice_' . $this->id, null, true );
+        }
+
+        /**
+         * Forces plugin activation if the parameter 'force_activation' is
+         * set to true.
+         *
+         * This allows theme authors to specify certain plugins that must be
+         * active at all times while using the current theme.
+         *
+         * Please take special care when using this parameter as it has the
+         * potential to be harmful if not used correctly. Setting this parameter
+         * to true will not allow the specified plugin to be deactivated unless
+         * the user switches themes.
+         *
+         * @since 2.2.0
+         */
+        public function force_activation() {
+            foreach ( $this->plugins as $slug => $plugin ) {
+                if ( true === $plugin['force_activation'] ) {
+                    if ( ! $this->is_plugin_installed( $slug ) ) {
+                        // Oops, plugin isn't there so iterate to next condition.
+                        continue;
+                    } elseif ( $this->can_plugin_activate( $slug ) ) {
+                        // There we go, activate the plugin.
+                        activate_plugin( $plugin['file_path'] );
+                    }
+                }
+            }
+        }
+
+        /**
+         * Forces plugin deactivation if the parameter 'force_deactivation'
+         * is set to true and adds the plugin to the 'recently active' plugins list.
+         *
+         * This allows theme authors to specify certain plugins that must be
+         * deactivated upon switching from the current theme to another.
+         *
+         * Please take special care when using this parameter as it has the
+         * potential to be harmful if not used correctly.
+         *
+         * @since 2.2.0
+         */
+        public function force_deactivation() {
+            $deactivated = array();
+
+            foreach ( $this->plugins as $slug => $plugin ) {
+                /*
 				 * Only proceed forward if the parameter is set to true and plugin is active
 				 * as a 'normal' (not must-use) plugin.
 				 */
-				if ( true === $plugin['force_deactivation'] && is_plugin_active( $plugin['file_path'] ) ) {
-					deactivate_plugins( $plugin['file_path'] );
-					$deactivated[ $plugin['file_path'] ] = time();
-				}
-			}
-
-			if ( ! empty( $deactivated ) ) {
-				update_option( 'recently_activated', $deactivated + (array) get_option( 'recently_activated' ) );
-			}
-		}
-
-		/**
-		 * Echo the current TGMPA version number to the page.
-		 *
-		 * @since 2.5.0
-		 */
-		public function show_tgmpa_version() {
-			echo '<p style="float: right; padding: 0em 1.5em 0.5em 0;"><strong><small>',
-				esc_html(
-					sprintf(
-						/* translators: %s: version number */
-						__( 'TGMPA v%s', 'tgmpa' ),
-						self::TGMPA_VERSION
-					)
-				),
-				'</small></strong></p>';
-		}
-
-		/**
-		 * Returns the singleton instance of the class.
-		 *
-		 * @since 2.4.0
-		 *
-		 * @return \TGM_Plugin_Activation The TGM_Plugin_Activation object.
-		 */
-		public static function get_instance() {
-			if ( ! isset( self::$instance ) && ! ( self::$instance instanceof self ) ) {
-				self::$instance = new self();
-			}
-
-			return self::$instance;
-		}
-	}
-
-	if ( ! function_exists( 'load_tgm_plugin_activation' ) ) {
-		/**
-		 * Ensure only one instance of the class is ever invoked.
-		 *
-		 * @since 2.5.0
-		 */
-		function load_tgm_plugin_activation() {
-			$GLOBALS['tgmpa'] = TGM_Plugin_Activation::get_instance();
-		}
-	}
-
-	if ( did_action( 'plugins_loaded' ) ) {
-		load_tgm_plugin_activation();
-	} else {
-		add_action( 'plugins_loaded', 'load_tgm_plugin_activation' );
-	}
+                if ( true === $plugin['force_deactivation'] && is_plugin_active( $plugin['file_path'] ) ) {
+                    deactivate_plugins( $plugin['file_path'] );
+                    $deactivated[ $plugin['file_path'] ] = time();
+                }
+            }
+
+            if ( ! empty( $deactivated ) ) {
+                update_option( 'recently_activated', $deactivated + (array) get_option( 'recently_activated' ) );
+            }
+        }
+
+        /**
+         * Echo the current TGMPA version number to the page.
+         *
+         * @since 2.5.0
+         */
+        public function show_tgmpa_version() {
+            echo '<p style="float: right; padding: 0em 1.5em 0.5em 0;"><strong><small>',
+                esc_html(
+                    sprintf(
+                        /* translators: %s: version number */
+                        __( 'TGMPA v%s', 'tgmpa' ),
+                        self::TGMPA_VERSION
+                    )
+                ),
+                '</small></strong></p>';
+        }
+
+        /**
+         * Returns the singleton instance of the class.
+         *
+         * @since 2.4.0
+         *
+         * @return \TGM_Plugin_Activation The TGM_Plugin_Activation object.
+         */
+        public static function get_instance() {
+            if ( ! isset( self::$instance ) && ! ( self::$instance instanceof self ) ) {
+                self::$instance = new self();
+            }
+
+            return self::$instance;
+        }
+    }
+
+    if ( ! function_exists( 'load_tgm_plugin_activation' ) ) {
+        /**
+         * Ensure only one instance of the class is ever invoked.
+         *
+         * @since 2.5.0
+         */
+        function load_tgm_plugin_activation() {
+            $GLOBALS['tgmpa'] = TGM_Plugin_Activation::get_instance();
+        }
+    }
+
+    if ( did_action( 'plugins_loaded' ) ) {
+        load_tgm_plugin_activation();
+    } else {
+        add_action( 'plugins_loaded', 'load_tgm_plugin_activation' );
+    }
 }
 
 if ( ! function_exists( 'tgmpa' ) ) {
-	/**
-	 * Helper function to register a collection of required plugins.
-	 *
-	 * @since 2.0.0
-	 * @api
-	 *
-	 * @param array $plugins An array of plugin arrays.
-	 * @param array $config  Optional. An array of configuration values.
-	 */
-	function tgmpa( $plugins, $config = array() ) {
-		$instance = call_user_func( array( get_class( $GLOBALS['tgmpa'] ), 'get_instance' ) );
-
-		foreach ( $plugins as $plugin ) {
-			call_user_func( array( $instance, 'register' ), $plugin );
-		}
-
-		if ( ! empty( $config ) && is_array( $config ) ) {
-			// Send out notices for deprecated arguments passed.
-			if ( isset( $config['notices'] ) ) {
-				_deprecated_argument( __FUNCTION__, '2.2.0', 'The `notices` config parameter was renamed to `has_notices` in TGMPA 2.2.0. Please adjust your configuration.' );
-				if ( ! isset( $config['has_notices'] ) ) {
-					$config['has_notices'] = $config['notices'];
-				}
-			}
-
-			if ( isset( $config['parent_menu_slug'] ) ) {
-				_deprecated_argument( __FUNCTION__, '2.4.0', 'The `parent_menu_slug` config parameter was removed in TGMPA 2.4.0. In TGMPA 2.5.0 an alternative was (re-)introduced. Please adjust your configuration. For more information visit the website: http://tgmpluginactivation.com/configuration/#h-configuration-options.' );
-			}
-			if ( isset( $config['parent_url_slug'] ) ) {
-				_deprecated_argument( __FUNCTION__, '2.4.0', 'The `parent_url_slug` config parameter was removed in TGMPA 2.4.0. In TGMPA 2.5.0 an alternative was (re-)introduced. Please adjust your configuration. For more information visit the website: http://tgmpluginactivation.com/configuration/#h-configuration-options.' );
-			}
-
-			call_user_func( array( $instance, 'config' ), $config );
-		}
-	}
+    /**
+     * Helper function to register a collection of required plugins.
+     *
+     * @since 2.0.0
+     * @api
+     *
+     * @param array $plugins An array of plugin arrays.
+     * @param array $config  Optional. An array of configuration values.
+     */
+    function tgmpa( $plugins, $config = array() ) {
+        $instance = call_user_func( array( get_class( $GLOBALS['tgmpa'] ), 'get_instance' ) );
+
+        foreach ( $plugins as $plugin ) {
+            call_user_func( array( $instance, 'register' ), $plugin );
+        }
+
+        if ( ! empty( $config ) && is_array( $config ) ) {
+            // Send out notices for deprecated arguments passed.
+            if ( isset( $config['notices'] ) ) {
+                _deprecated_argument( __FUNCTION__, '2.2.0', 'The `notices` config parameter was renamed to `has_notices` in TGMPA 2.2.0. Please adjust your configuration.' );
+                if ( ! isset( $config['has_notices'] ) ) {
+                    $config['has_notices'] = $config['notices'];
+                }
+            }
+
+            if ( isset( $config['parent_menu_slug'] ) ) {
+                _deprecated_argument( __FUNCTION__, '2.4.0', 'The `parent_menu_slug` config parameter was removed in TGMPA 2.4.0. In TGMPA 2.5.0 an alternative was (re-)introduced. Please adjust your configuration. For more information visit the website: http://tgmpluginactivation.com/configuration/#h-configuration-options.' );
+            }
+            if ( isset( $config['parent_url_slug'] ) ) {
+                _deprecated_argument( __FUNCTION__, '2.4.0', 'The `parent_url_slug` config parameter was removed in TGMPA 2.4.0. In TGMPA 2.5.0 an alternative was (re-)introduced. Please adjust your configuration. For more information visit the website: http://tgmpluginactivation.com/configuration/#h-configuration-options.' );
+            }
+
+            call_user_func( array( $instance, 'config' ), $config );
+        }
+    }
 }
 
 /**
@@ -2158,980 +2158,980 @@ 
  * @since 2.2.0
  */
 if ( ! class_exists( 'WP_List_Table' ) ) {
-	require_once ABSPATH . 'wp-admin/includes/class-wp-list-table.php';
+    require_once ABSPATH . 'wp-admin/includes/class-wp-list-table.php';
 }
 
 if ( ! class_exists( 'TGMPA_List_Table' ) ) {
 
-	/**
-	 * List table class for handling plugins.
-	 *
-	 * Extends the WP_List_Table class to provide a future-compatible
-	 * way of listing out all required/recommended plugins.
-	 *
-	 * Gives users an interface similar to the Plugin Administration
-	 * area with similar (albeit stripped down) capabilities.
-	 *
-	 * This class also allows for the bulk install of plugins.
-	 *
-	 * @since 2.2.0
-	 *
-	 * @package TGM-Plugin-Activation
-	 * @author  Thomas Griffin
-	 * @author  Gary Jones
-	 */
-	class TGMPA_List_Table extends WP_List_Table {
-		/**
-		 * TGMPA instance.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @var object
-		 */
-		protected $tgmpa;
-
-		/**
-		 * The currently chosen view.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @var string One of: 'all', 'install', 'update', 'activate'
-		 */
-		public $view_context = 'all';
-
-		/**
-		 * The plugin counts for the various views.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @var array
-		 */
-		protected $view_totals = array(
-			'all'      => 0,
-			'install'  => 0,
-			'update'   => 0,
-			'activate' => 0,
-		);
-
-		/**
-		 * References parent constructor and sets defaults for class.
-		 *
-		 * @since 2.2.0
-		 */
-		public function __construct() {
-			$this->tgmpa = call_user_func( array( get_class( $GLOBALS['tgmpa'] ), 'get_instance' ) );
-
-			parent::__construct(
-				array(
-					'singular' => 'plugin',
-					'plural'   => 'plugins',
-					'ajax'     => false,
-				)
-			);
-
-			if ( isset( $_REQUEST['plugin_status'] ) && in_array( $_REQUEST['plugin_status'], array( 'install', 'update', 'activate' ), true ) ) {
-				$this->view_context = sanitize_key( $_REQUEST['plugin_status'] );
-			}
-
-			add_filter( 'tgmpa_table_data_items', array( $this, 'sort_table_items' ) );
-		}
-
-		/**
-		 * Get a list of CSS classes for the <table> tag.
-		 *
-		 * Overruled to prevent the 'plural' argument from being added.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @return array CSS classnames.
-		 */
-		public function get_table_classes() {
-			return array( 'widefat', 'fixed' );
-		}
-
-		/**
-		 * Gathers and renames all of our plugin information to be used by WP_List_Table to create our table.
-		 *
-		 * @since 2.2.0
-		 *
-		 * @return array $table_data Information for use in table.
-		 */
-		protected function _gather_plugin_data() {
-			// Load thickbox for plugin links.
-			$this->tgmpa->admin_init();
-			$this->tgmpa->thickbox();
-
-			// Categorize the plugins which have open actions.
-			$plugins = $this->categorize_plugins_to_views();
-
-			// Set the counts for the view links.
-			$this->set_view_totals( $plugins );
-
-			// Prep variables for use and grab list of all installed plugins.
-			$table_data = array();
-			$i          = 0;
-
-			// Redirect to the 'all' view if no plugins were found for the selected view context.
-			if ( empty( $plugins[ $this->view_context ] ) ) {
-				$this->view_context = 'all';
-			}
-
-			foreach ( $plugins[ $this->view_context ] as $slug => $plugin ) {
-				$table_data[ $i ]['sanitized_plugin']  = $plugin['name'];
-				$table_data[ $i ]['slug']              = $slug;
-				$table_data[ $i ]['plugin']            = '<strong>' . $this->tgmpa->get_info_link( $slug ) . '</strong>';
-				$table_data[ $i ]['source']            = $this->get_plugin_source_type_text( $plugin['source_type'] );
-				$table_data[ $i ]['type']              = $this->get_plugin_advise_type_text( $plugin['required'] );
-				$table_data[ $i ]['status']            = $this->get_plugin_status_text( $slug );
-				$table_data[ $i ]['installed_version'] = $this->tgmpa->get_installed_version( $slug );
-				$table_data[ $i ]['minimum_version']   = $plugin['version'];
-				$table_data[ $i ]['available_version'] = $this->tgmpa->does_plugin_have_update( $slug );
-
-				// Prep the upgrade notice info.
-				$upgrade_notice = $this->tgmpa->get_upgrade_notice( $slug );
-				if ( ! empty( $upgrade_notice ) ) {
-					$table_data[ $i ]['upgrade_notice'] = $upgrade_notice;
-
-					add_action( "tgmpa_after_plugin_row_{$slug}", array( $this, 'wp_plugin_update_row' ), 10, 2 );
-				}
-
-				$table_data[ $i ] = apply_filters( 'tgmpa_table_data_item', $table_data[ $i ], $plugin );
-
-				$i++;
-			}
-
-			return $table_data;
-		}
-
-		/**
-		 * Categorize the plugins which have open actions into views for the TGMPA page.
-		 *
-		 * @since 2.5.0
-		 */
-		protected function categorize_plugins_to_views() {
-			$plugins = array(
-				'all'      => array(), // Meaning: all plugins which still have open actions.
-				'install'  => array(),
-				'update'   => array(),
-				'activate' => array(),
-			);
-
-			foreach ( $this->tgmpa->plugins as $slug => $plugin ) {
-				if ( $this->tgmpa->is_plugin_active( $slug ) && false === $this->tgmpa->does_plugin_have_update( $slug ) ) {
-					// No need to display plugins if they are installed, up-to-date and active.
-					continue;
-				} else {
-					$plugins['all'][ $slug ] = $plugin;
-
-					if ( ! $this->tgmpa->is_plugin_installed( $slug ) ) {
-						$plugins['install'][ $slug ] = $plugin;
-					} else {
-						if ( false !== $this->tgmpa->does_plugin_have_update( $slug ) ) {
-							$plugins['update'][ $slug ] = $plugin;
-						}
-
-						if ( $this->tgmpa->can_plugin_activate( $slug ) ) {
-							$plugins['activate'][ $slug ] = $plugin;
-						}
-					}
-				}
-			}
-
-			return $plugins;
-		}
-
-		/**
-		 * Set the counts for the view links.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param array $plugins Plugins order by view.
-		 */
-		protected function set_view_totals( $plugins ) {
-			foreach ( $plugins as $type => $list ) {
-				$this->view_totals[ $type ] = count( $list );
-			}
-		}
-
-		/**
-		 * Get the plugin required/recommended text string.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string $required Plugin required setting.
-		 * @return string
-		 */
-		protected function get_plugin_advise_type_text( $required ) {
-			if ( true === $required ) {
-				return __( 'Required', 'tgmpa' );
-			}
-
-			return __( 'Recommended', 'tgmpa' );
-		}
-
-		/**
-		 * Get the plugin source type text string.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string $type Plugin type.
-		 * @return string
-		 */
-		protected function get_plugin_source_type_text( $type ) {
-			$string = '';
-
-			switch ( $type ) {
-				case 'repo':
-					$string = __( 'WordPress Repository', 'tgmpa' );
-					break;
-				case 'external':
-					$string = __( 'External Source', 'tgmpa' );
-					break;
-				case 'bundled':
-					$string = __( 'Pre-Packaged', 'tgmpa' );
-					break;
-			}
-
-			return $string;
-		}
-
-		/**
-		 * Determine the plugin status message.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string $slug Plugin slug.
-		 * @return string
-		 */
-		protected function get_plugin_status_text( $slug ) {
-			if ( ! $this->tgmpa->is_plugin_installed( $slug ) ) {
-				return __( 'Not Installed', 'tgmpa' );
-			}
-
-			if ( ! $this->tgmpa->is_plugin_active( $slug ) ) {
-				$install_status = __( 'Installed But Not Activated', 'tgmpa' );
-			} else {
-				$install_status = __( 'Active', 'tgmpa' );
-			}
-
-			$update_status = '';
-
-			if ( $this->tgmpa->does_plugin_require_update( $slug ) && false === $this->tgmpa->does_plugin_have_update( $slug ) ) {
-				$update_status = __( 'Required Update not Available', 'tgmpa' );
-
-			} elseif ( $this->tgmpa->does_plugin_require_update( $slug ) ) {
-				$update_status = __( 'Requires Update', 'tgmpa' );
-
-			} elseif ( false !== $this->tgmpa->does_plugin_have_update( $slug ) ) {
-				$update_status = __( 'Update recommended', 'tgmpa' );
-			}
-
-			if ( '' === $update_status ) {
-				return $install_status;
-			}
-
-			return sprintf(
-				/* translators: 1: install status, 2: update status */
-				_x( '%1$s, %2$s', 'Install/Update Status', 'tgmpa' ),
-				$install_status,
-				$update_status
-			);
-		}
-
-		/**
-		 * Sort plugins by Required/Recommended type and by alphabetical plugin name within each type.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param array $items Prepared table items.
-		 * @return array Sorted table items.
-		 */
-		public function sort_table_items( $items ) {
-			$type = array();
-			$name = array();
-
-			foreach ( $items as $i => $plugin ) {
-				$type[ $i ] = $plugin['type']; // Required / recommended.
-				$name[ $i ] = $plugin['sanitized_plugin'];
-			}
-
-			array_multisort( $type, SORT_DESC, $name, SORT_ASC, $items );
-
-			return $items;
-		}
-
-		/**
-		 * Get an associative array ( id => link ) of the views available on this table.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @return array
-		 */
-		public function get_views() {
-			$status_links = array();
-
-			foreach ( $this->view_totals as $type => $count ) {
-				if ( $count < 1 ) {
-					continue;
-				}
-
-				switch ( $type ) {
-					case 'all':
-						/* translators: 1: number of plugins. */
-						$text = _nx( 'All <span class="count">(%s)</span>', 'All <span class="count">(%s)</span>', $count, 'plugins', 'tgmpa' );
-						break;
-					case 'install':
-						/* translators: 1: number of plugins. */
-						$text = _n( 'To Install <span class="count">(%s)</span>', 'To Install <span class="count">(%s)</span>', $count, 'tgmpa' );
-						break;
-					case 'update':
-						/* translators: 1: number of plugins. */
-						$text = _n( 'Update Available <span class="count">(%s)</span>', 'Update Available <span class="count">(%s)</span>', $count, 'tgmpa' );
-						break;
-					case 'activate':
-						/* translators: 1: number of plugins. */
-						$text = _n( 'To Activate <span class="count">(%s)</span>', 'To Activate <span class="count">(%s)</span>', $count, 'tgmpa' );
-						break;
-					default:
-						$text = '';
-						break;
-				}
-
-				if ( ! empty( $text ) ) {
-
-					$status_links[ $type ] = sprintf(
-						'<a href="%s"%s>%s</a>',
-						esc_url( $this->tgmpa->get_tgmpa_status_url( $type ) ),
-						( $type === $this->view_context ) ? ' class="current"' : '',
-						sprintf( $text, number_format_i18n( $count ) )
-					);
-				}
-			}
-
-			return $status_links;
-		}
-
-		/**
-		 * Create default columns to display important plugin information
-		 * like type, action and status.
-		 *
-		 * @since 2.2.0
-		 *
-		 * @param array  $item        Array of item data.
-		 * @param string $column_name The name of the column.
-		 * @return string
-		 */
-		public function column_default( $item, $column_name ) {
-			return $item[ $column_name ];
-		}
-
-		/**
-		 * Required for bulk installing.
-		 *
-		 * Adds a checkbox for each plugin.
-		 *
-		 * @since 2.2.0
-		 *
-		 * @param array $item Array of item data.
-		 * @return string The input checkbox with all necessary info.
-		 */
-		public function column_cb( $item ) {
-			return sprintf(
-				'<input type="checkbox" name="%1$s[]" value="%2$s" id="%3$s" />',
-				esc_attr( $this->_args['singular'] ),
-				esc_attr( $item['slug'] ),
-				esc_attr( $item['sanitized_plugin'] )
-			);
-		}
-
-		/**
-		 * Create default title column along with the action links.
-		 *
-		 * @since 2.2.0
-		 *
-		 * @param array $item Array of item data.
-		 * @return string The plugin name and action links.
-		 */
-		public function column_plugin( $item ) {
-			return sprintf(
-				'%1$s %2$s',
-				$item['plugin'],
-				$this->row_actions( $this->get_row_actions( $item ), true )
-			);
-		}
-
-		/**
-		 * Create version information column.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param array $item Array of item data.
-		 * @return string HTML-formatted version information.
-		 */
-		public function column_version( $item ) {
-			$output = array();
-
-			if ( $this->tgmpa->is_plugin_installed( $item['slug'] ) ) {
-				$installed = ! empty( $item['installed_version'] ) ? $item['installed_version'] : _x( 'unknown', 'as in: "version nr unknown"', 'tgmpa' );
-
-				$color = '';
-				if ( ! empty( $item['minimum_version'] ) && $this->tgmpa->does_plugin_require_update( $item['slug'] ) ) {
-					$color = ' color: #ff0000; font-weight: bold;';
-				}
-
-				$output[] = sprintf(
-					'<p><span style="min-width: 32px; text-align: right; float: right;%1$s">%2$s</span>' . __( 'Installed version:', 'tgmpa' ) . '</p>',
-					$color,
-					$installed
-				);
-			}
-
-			if ( ! empty( $item['minimum_version'] ) ) {
-				$output[] = sprintf(
-					'<p><span style="min-width: 32px; text-align: right; float: right;">%1$s</span>' . __( 'Minimum required version:', 'tgmpa' ) . '</p>',
-					$item['minimum_version']
-				);
-			}
-
-			if ( ! empty( $item['available_version'] ) ) {
-				$color = '';
-				if ( ! empty( $item['minimum_version'] ) && version_compare( $item['available_version'], $item['minimum_version'], '>=' ) ) {
-					$color = ' color: #71C671; font-weight: bold;';
-				}
-
-				$output[] = sprintf(
-					'<p><span style="min-width: 32px; text-align: right; float: right;%1$s">%2$s</span>' . __( 'Available version:', 'tgmpa' ) . '</p>',
-					$color,
-					$item['available_version']
-				);
-			}
-
-			if ( empty( $output ) ) {
-				return '&nbsp;'; // Let's not break the table layout.
-			} else {
-				return implode( "\n", $output );
-			}
-		}
-
-		/**
-		 * Sets default message within the plugins table if no plugins
-		 * are left for interaction.
-		 *
-		 * Hides the menu item to prevent the user from clicking and
-		 * getting a permissions error.
-		 *
-		 * @since 2.2.0
-		 */
-		public function no_items() {
-			echo esc_html__( 'No plugins to install, update or activate.', 'tgmpa' ) . ' <a href="' . esc_url( self_admin_url() ) . '"> ' . esc_html__( 'Return to the Dashboard', 'tgmpa' ) . '</a>';
-			echo '<style type="text/css">#adminmenu .wp-submenu li.current { display: none !important; }</style>';
-		}
-
-		/**
-		 * Output all the column information within the table.
-		 *
-		 * @since 2.2.0
-		 *
-		 * @return array $columns The column names.
-		 */
-		public function get_columns() {
-			$columns = array(
-				'cb'     => '<input type="checkbox" />',
-				'plugin' => __( 'Plugin', 'tgmpa' ),
-				'source' => __( 'Source', 'tgmpa' ),
-				'type'   => __( 'Type', 'tgmpa' ),
-			);
-
-			if ( 'all' === $this->view_context || 'update' === $this->view_context ) {
-				$columns['version'] = __( 'Version', 'tgmpa' );
-				$columns['status']  = __( 'Status', 'tgmpa' );
-			}
-
-			return apply_filters( 'tgmpa_table_columns', $columns );
-		}
-
-		/**
-		 * Get name of default primary column
-		 *
-		 * @since 2.5.0 / WP 4.3+ compatibility
-		 * @access protected
-		 *
-		 * @return string
-		 */
-		protected function get_default_primary_column_name() {
-			return 'plugin';
-		}
-
-		/**
-		 * Get the name of the primary column.
-		 *
-		 * @since 2.5.0 / WP 4.3+ compatibility
-		 * @access protected
-		 *
-		 * @return string The name of the primary column.
-		 */
-		protected function get_primary_column_name() {
-			if ( method_exists( 'WP_List_Table', 'get_primary_column_name' ) ) {
-				return parent::get_primary_column_name();
-			} else {
-				return $this->get_default_primary_column_name();
-			}
-		}
-
-		/**
-		 * Get the actions which are relevant for a specific plugin row.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param array $item Array of item data.
-		 * @return array Array with relevant action links.
-		 */
-		protected function get_row_actions( $item ) {
-			$actions      = array();
-			$action_links = array();
-
-			// Display the 'Install' action link if the plugin is not yet available.
-			if ( ! $this->tgmpa->is_plugin_installed( $item['slug'] ) ) {
-				/* translators: %2$s: plugin name in screen reader markup */
-				$actions['install'] = __( 'Install %2$s', 'tgmpa' );
-			} else {
-				// Display the 'Update' action link if an update is available and WP complies with plugin minimum.
-				if ( false !== $this->tgmpa->does_plugin_have_update( $item['slug'] ) && $this->tgmpa->can_plugin_update( $item['slug'] ) ) {
-					/* translators: %2$s: plugin name in screen reader markup */
-					$actions['update'] = __( 'Update %2$s', 'tgmpa' );
-				}
-
-				// Display the 'Activate' action link, but only if the plugin meets the minimum version.
-				if ( $this->tgmpa->can_plugin_activate( $item['slug'] ) ) {
-					/* translators: %2$s: plugin name in screen reader markup */
-					$actions['activate'] = __( 'Activate %2$s', 'tgmpa' );
-				}
-			}
-
-			// Create the actual links.
-			foreach ( $actions as $action => $text ) {
-				$nonce_url = wp_nonce_url(
-					add_query_arg(
-						array(
-							'plugin'           => urlencode( $item['slug'] ),
-							'tgmpa-' . $action => $action . '-plugin',
-						),
-						$this->tgmpa->get_tgmpa_url()
-					),
-					'tgmpa-' . $action,
-					'tgmpa-nonce'
-				);
-
-				$action_links[ $action ] = sprintf(
-					'<a href="%1$s">' . esc_html( $text ) . '</a>', // $text contains the second placeholder.
-					esc_url( $nonce_url ),
-					'<span class="screen-reader-text">' . esc_html( $item['sanitized_plugin'] ) . '</span>'
-				);
-			}
-
-			$prefix = ( defined( 'WP_NETWORK_ADMIN' ) && WP_NETWORK_ADMIN ) ? 'network_admin_' : '';
-			return apply_filters( "tgmpa_{$prefix}plugin_action_links", array_filter( $action_links ), $item['slug'], $item, $this->view_context );
-		}
-
-		/**
-		 * Generates content for a single row of the table.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param object $item The current item.
-		 */
-		public function single_row( $item ) {
-			parent::single_row( $item );
-
-			/**
-			 * Fires after each specific row in the TGMPA Plugins list table.
-			 *
-			 * The dynamic portion of the hook name, `$item['slug']`, refers to the slug
-			 * for the plugin.
-			 *
-			 * @since 2.5.0
-			 */
-			do_action( "tgmpa_after_plugin_row_{$item['slug']}", $item['slug'], $item, $this->view_context );
-		}
-
-		/**
-		 * Show the upgrade notice below a plugin row if there is one.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @see /wp-admin/includes/update.php
-		 *
-		 * @param string $slug Plugin slug.
-		 * @param array  $item The information available in this table row.
-		 * @return null Return early if upgrade notice is empty.
-		 */
-		public function wp_plugin_update_row( $slug, $item ) {
-			if ( empty( $item['upgrade_notice'] ) ) {
-				return;
-			}
-
-			echo '
+    /**
+     * List table class for handling plugins.
+     *
+     * Extends the WP_List_Table class to provide a future-compatible
+     * way of listing out all required/recommended plugins.
+     *
+     * Gives users an interface similar to the Plugin Administration
+     * area with similar (albeit stripped down) capabilities.
+     *
+     * This class also allows for the bulk install of plugins.
+     *
+     * @since 2.2.0
+     *
+     * @package TGM-Plugin-Activation
+     * @author  Thomas Griffin
+     * @author  Gary Jones
+     */
+    class TGMPA_List_Table extends WP_List_Table {
+        /**
+         * TGMPA instance.
+         *
+         * @since 2.5.0
+         *
+         * @var object
+         */
+        protected $tgmpa;
+
+        /**
+         * The currently chosen view.
+         *
+         * @since 2.5.0
+         *
+         * @var string One of: 'all', 'install', 'update', 'activate'
+         */
+        public $view_context = 'all';
+
+        /**
+         * The plugin counts for the various views.
+         *
+         * @since 2.5.0
+         *
+         * @var array
+         */
+        protected $view_totals = array(
+            'all'      => 0,
+            'install'  => 0,
+            'update'   => 0,
+            'activate' => 0,
+        );
+
+        /**
+         * References parent constructor and sets defaults for class.
+         *
+         * @since 2.2.0
+         */
+        public function __construct() {
+            $this->tgmpa = call_user_func( array( get_class( $GLOBALS['tgmpa'] ), 'get_instance' ) );
+
+            parent::__construct(
+                array(
+                    'singular' => 'plugin',
+                    'plural'   => 'plugins',
+                    'ajax'     => false,
+                )
+            );
+
+            if ( isset( $_REQUEST['plugin_status'] ) && in_array( $_REQUEST['plugin_status'], array( 'install', 'update', 'activate' ), true ) ) {
+                $this->view_context = sanitize_key( $_REQUEST['plugin_status'] );
+            }
+
+            add_filter( 'tgmpa_table_data_items', array( $this, 'sort_table_items' ) );
+        }
+
+        /**
+         * Get a list of CSS classes for the <table> tag.
+         *
+         * Overruled to prevent the 'plural' argument from being added.
+         *
+         * @since 2.5.0
+         *
+         * @return array CSS classnames.
+         */
+        public function get_table_classes() {
+            return array( 'widefat', 'fixed' );
+        }
+
+        /**
+         * Gathers and renames all of our plugin information to be used by WP_List_Table to create our table.
+         *
+         * @since 2.2.0
+         *
+         * @return array $table_data Information for use in table.
+         */
+        protected function _gather_plugin_data() {
+            // Load thickbox for plugin links.
+            $this->tgmpa->admin_init();
+            $this->tgmpa->thickbox();
+
+            // Categorize the plugins which have open actions.
+            $plugins = $this->categorize_plugins_to_views();
+
+            // Set the counts for the view links.
+            $this->set_view_totals( $plugins );
+
+            // Prep variables for use and grab list of all installed plugins.
+            $table_data = array();
+            $i          = 0;
+
+            // Redirect to the 'all' view if no plugins were found for the selected view context.
+            if ( empty( $plugins[ $this->view_context ] ) ) {
+                $this->view_context = 'all';
+            }
+
+            foreach ( $plugins[ $this->view_context ] as $slug => $plugin ) {
+                $table_data[ $i ]['sanitized_plugin']  = $plugin['name'];
+                $table_data[ $i ]['slug']              = $slug;
+                $table_data[ $i ]['plugin']            = '<strong>' . $this->tgmpa->get_info_link( $slug ) . '</strong>';
+                $table_data[ $i ]['source']            = $this->get_plugin_source_type_text( $plugin['source_type'] );
+                $table_data[ $i ]['type']              = $this->get_plugin_advise_type_text( $plugin['required'] );
+                $table_data[ $i ]['status']            = $this->get_plugin_status_text( $slug );
+                $table_data[ $i ]['installed_version'] = $this->tgmpa->get_installed_version( $slug );
+                $table_data[ $i ]['minimum_version']   = $plugin['version'];
+                $table_data[ $i ]['available_version'] = $this->tgmpa->does_plugin_have_update( $slug );
+
+                // Prep the upgrade notice info.
+                $upgrade_notice = $this->tgmpa->get_upgrade_notice( $slug );
+                if ( ! empty( $upgrade_notice ) ) {
+                    $table_data[ $i ]['upgrade_notice'] = $upgrade_notice;
+
+                    add_action( "tgmpa_after_plugin_row_{$slug}", array( $this, 'wp_plugin_update_row' ), 10, 2 );
+                }
+
+                $table_data[ $i ] = apply_filters( 'tgmpa_table_data_item', $table_data[ $i ], $plugin );
+
+                $i++;
+            }
+
+            return $table_data;
+        }
+
+        /**
+         * Categorize the plugins which have open actions into views for the TGMPA page.
+         *
+         * @since 2.5.0
+         */
+        protected function categorize_plugins_to_views() {
+            $plugins = array(
+                'all'      => array(), // Meaning: all plugins which still have open actions.
+                'install'  => array(),
+                'update'   => array(),
+                'activate' => array(),
+            );
+
+            foreach ( $this->tgmpa->plugins as $slug => $plugin ) {
+                if ( $this->tgmpa->is_plugin_active( $slug ) && false === $this->tgmpa->does_plugin_have_update( $slug ) ) {
+                    // No need to display plugins if they are installed, up-to-date and active.
+                    continue;
+                } else {
+                    $plugins['all'][ $slug ] = $plugin;
+
+                    if ( ! $this->tgmpa->is_plugin_installed( $slug ) ) {
+                        $plugins['install'][ $slug ] = $plugin;
+                    } else {
+                        if ( false !== $this->tgmpa->does_plugin_have_update( $slug ) ) {
+                            $plugins['update'][ $slug ] = $plugin;
+                        }
+
+                        if ( $this->tgmpa->can_plugin_activate( $slug ) ) {
+                            $plugins['activate'][ $slug ] = $plugin;
+                        }
+                    }
+                }
+            }
+
+            return $plugins;
+        }
+
+        /**
+         * Set the counts for the view links.
+         *
+         * @since 2.5.0
+         *
+         * @param array $plugins Plugins order by view.
+         */
+        protected function set_view_totals( $plugins ) {
+            foreach ( $plugins as $type => $list ) {
+                $this->view_totals[ $type ] = count( $list );
+            }
+        }
+
+        /**
+         * Get the plugin required/recommended text string.
+         *
+         * @since 2.5.0
+         *
+         * @param string $required Plugin required setting.
+         * @return string
+         */
+        protected function get_plugin_advise_type_text( $required ) {
+            if ( true === $required ) {
+                return __( 'Required', 'tgmpa' );
+            }
+
+            return __( 'Recommended', 'tgmpa' );
+        }
+
+        /**
+         * Get the plugin source type text string.
+         *
+         * @since 2.5.0
+         *
+         * @param string $type Plugin type.
+         * @return string
+         */
+        protected function get_plugin_source_type_text( $type ) {
+            $string = '';
+
+            switch ( $type ) {
+                case 'repo':
+                    $string = __( 'WordPress Repository', 'tgmpa' );
+                    break;
+                case 'external':
+                    $string = __( 'External Source', 'tgmpa' );
+                    break;
+                case 'bundled':
+                    $string = __( 'Pre-Packaged', 'tgmpa' );
+                    break;
+            }
+
+            return $string;
+        }
+
+        /**
+         * Determine the plugin status message.
+         *
+         * @since 2.5.0
+         *
+         * @param string $slug Plugin slug.
+         * @return string
+         */
+        protected function get_plugin_status_text( $slug ) {
+            if ( ! $this->tgmpa->is_plugin_installed( $slug ) ) {
+                return __( 'Not Installed', 'tgmpa' );
+            }
+
+            if ( ! $this->tgmpa->is_plugin_active( $slug ) ) {
+                $install_status = __( 'Installed But Not Activated', 'tgmpa' );
+            } else {
+                $install_status = __( 'Active', 'tgmpa' );
+            }
+
+            $update_status = '';
+
+            if ( $this->tgmpa->does_plugin_require_update( $slug ) && false === $this->tgmpa->does_plugin_have_update( $slug ) ) {
+                $update_status = __( 'Required Update not Available', 'tgmpa' );
+
+            } elseif ( $this->tgmpa->does_plugin_require_update( $slug ) ) {
+                $update_status = __( 'Requires Update', 'tgmpa' );
+
+            } elseif ( false !== $this->tgmpa->does_plugin_have_update( $slug ) ) {
+                $update_status = __( 'Update recommended', 'tgmpa' );
+            }
+
+            if ( '' === $update_status ) {
+                return $install_status;
+            }
+
+            return sprintf(
+                /* translators: 1: install status, 2: update status */
+                _x( '%1$s, %2$s', 'Install/Update Status', 'tgmpa' ),
+                $install_status,
+                $update_status
+            );
+        }
+
+        /**
+         * Sort plugins by Required/Recommended type and by alphabetical plugin name within each type.
+         *
+         * @since 2.5.0
+         *
+         * @param array $items Prepared table items.
+         * @return array Sorted table items.
+         */
+        public function sort_table_items( $items ) {
+            $type = array();
+            $name = array();
+
+            foreach ( $items as $i => $plugin ) {
+                $type[ $i ] = $plugin['type']; // Required / recommended.
+                $name[ $i ] = $plugin['sanitized_plugin'];
+            }
+
+            array_multisort( $type, SORT_DESC, $name, SORT_ASC, $items );
+
+            return $items;
+        }
+
+        /**
+         * Get an associative array ( id => link ) of the views available on this table.
+         *
+         * @since 2.5.0
+         *
+         * @return array
+         */
+        public function get_views() {
+            $status_links = array();
+
+            foreach ( $this->view_totals as $type => $count ) {
+                if ( $count < 1 ) {
+                    continue;
+                }
+
+                switch ( $type ) {
+                    case 'all':
+                        /* translators: 1: number of plugins. */
+                        $text = _nx( 'All <span class="count">(%s)</span>', 'All <span class="count">(%s)</span>', $count, 'plugins', 'tgmpa' );
+                        break;
+                    case 'install':
+                        /* translators: 1: number of plugins. */
+                        $text = _n( 'To Install <span class="count">(%s)</span>', 'To Install <span class="count">(%s)</span>', $count, 'tgmpa' );
+                        break;
+                    case 'update':
+                        /* translators: 1: number of plugins. */
+                        $text = _n( 'Update Available <span class="count">(%s)</span>', 'Update Available <span class="count">(%s)</span>', $count, 'tgmpa' );
+                        break;
+                    case 'activate':
+                        /* translators: 1: number of plugins. */
+                        $text = _n( 'To Activate <span class="count">(%s)</span>', 'To Activate <span class="count">(%s)</span>', $count, 'tgmpa' );
+                        break;
+                    default:
+                        $text = '';
+                        break;
+                }
+
+                if ( ! empty( $text ) ) {
+
+                    $status_links[ $type ] = sprintf(
+                        '<a href="%s"%s>%s</a>',
+                        esc_url( $this->tgmpa->get_tgmpa_status_url( $type ) ),
+                        ( $type === $this->view_context ) ? ' class="current"' : '',
+                        sprintf( $text, number_format_i18n( $count ) )
+                    );
+                }
+            }
+
+            return $status_links;
+        }
+
+        /**
+         * Create default columns to display important plugin information
+         * like type, action and status.
+         *
+         * @since 2.2.0
+         *
+         * @param array  $item        Array of item data.
+         * @param string $column_name The name of the column.
+         * @return string
+         */
+        public function column_default( $item, $column_name ) {
+            return $item[ $column_name ];
+        }
+
+        /**
+         * Required for bulk installing.
+         *
+         * Adds a checkbox for each plugin.
+         *
+         * @since 2.2.0
+         *
+         * @param array $item Array of item data.
+         * @return string The input checkbox with all necessary info.
+         */
+        public function column_cb( $item ) {
+            return sprintf(
+                '<input type="checkbox" name="%1$s[]" value="%2$s" id="%3$s" />',
+                esc_attr( $this->_args['singular'] ),
+                esc_attr( $item['slug'] ),
+                esc_attr( $item['sanitized_plugin'] )
+            );
+        }
+
+        /**
+         * Create default title column along with the action links.
+         *
+         * @since 2.2.0
+         *
+         * @param array $item Array of item data.
+         * @return string The plugin name and action links.
+         */
+        public function column_plugin( $item ) {
+            return sprintf(
+                '%1$s %2$s',
+                $item['plugin'],
+                $this->row_actions( $this->get_row_actions( $item ), true )
+            );
+        }
+
+        /**
+         * Create version information column.
+         *
+         * @since 2.5.0
+         *
+         * @param array $item Array of item data.
+         * @return string HTML-formatted version information.
+         */
+        public function column_version( $item ) {
+            $output = array();
+
+            if ( $this->tgmpa->is_plugin_installed( $item['slug'] ) ) {
+                $installed = ! empty( $item['installed_version'] ) ? $item['installed_version'] : _x( 'unknown', 'as in: "version nr unknown"', 'tgmpa' );
+
+                $color = '';
+                if ( ! empty( $item['minimum_version'] ) && $this->tgmpa->does_plugin_require_update( $item['slug'] ) ) {
+                    $color = ' color: #ff0000; font-weight: bold;';
+                }
+
+                $output[] = sprintf(
+                    '<p><span style="min-width: 32px; text-align: right; float: right;%1$s">%2$s</span>' . __( 'Installed version:', 'tgmpa' ) . '</p>',
+                    $color,
+                    $installed
+                );
+            }
+
+            if ( ! empty( $item['minimum_version'] ) ) {
+                $output[] = sprintf(
+                    '<p><span style="min-width: 32px; text-align: right; float: right;">%1$s</span>' . __( 'Minimum required version:', 'tgmpa' ) . '</p>',
+                    $item['minimum_version']
+                );
+            }
+
+            if ( ! empty( $item['available_version'] ) ) {
+                $color = '';
+                if ( ! empty( $item['minimum_version'] ) && version_compare( $item['available_version'], $item['minimum_version'], '>=' ) ) {
+                    $color = ' color: #71C671; font-weight: bold;';
+                }
+
+                $output[] = sprintf(
+                    '<p><span style="min-width: 32px; text-align: right; float: right;%1$s">%2$s</span>' . __( 'Available version:', 'tgmpa' ) . '</p>',
+                    $color,
+                    $item['available_version']
+                );
+            }
+
+            if ( empty( $output ) ) {
+                return '&nbsp;'; // Let's not break the table layout.
+            } else {
+                return implode( "\n", $output );
+            }
+        }
+
+        /**
+         * Sets default message within the plugins table if no plugins
+         * are left for interaction.
+         *
+         * Hides the menu item to prevent the user from clicking and
+         * getting a permissions error.
+         *
+         * @since 2.2.0
+         */
+        public function no_items() {
+            echo esc_html__( 'No plugins to install, update or activate.', 'tgmpa' ) . ' <a href="' . esc_url( self_admin_url() ) . '"> ' . esc_html__( 'Return to the Dashboard', 'tgmpa' ) . '</a>';
+            echo '<style type="text/css">#adminmenu .wp-submenu li.current { display: none !important; }</style>';
+        }
+
+        /**
+         * Output all the column information within the table.
+         *
+         * @since 2.2.0
+         *
+         * @return array $columns The column names.
+         */
+        public function get_columns() {
+            $columns = array(
+                'cb'     => '<input type="checkbox" />',
+                'plugin' => __( 'Plugin', 'tgmpa' ),
+                'source' => __( 'Source', 'tgmpa' ),
+                'type'   => __( 'Type', 'tgmpa' ),
+            );
+
+            if ( 'all' === $this->view_context || 'update' === $this->view_context ) {
+                $columns['version'] = __( 'Version', 'tgmpa' );
+                $columns['status']  = __( 'Status', 'tgmpa' );
+            }
+
+            return apply_filters( 'tgmpa_table_columns', $columns );
+        }
+
+        /**
+         * Get name of default primary column
+         *
+         * @since 2.5.0 / WP 4.3+ compatibility
+         * @access protected
+         *
+         * @return string
+         */
+        protected function get_default_primary_column_name() {
+            return 'plugin';
+        }
+
+        /**
+         * Get the name of the primary column.
+         *
+         * @since 2.5.0 / WP 4.3+ compatibility
+         * @access protected
+         *
+         * @return string The name of the primary column.
+         */
+        protected function get_primary_column_name() {
+            if ( method_exists( 'WP_List_Table', 'get_primary_column_name' ) ) {
+                return parent::get_primary_column_name();
+            } else {
+                return $this->get_default_primary_column_name();
+            }
+        }
+
+        /**
+         * Get the actions which are relevant for a specific plugin row.
+         *
+         * @since 2.5.0
+         *
+         * @param array $item Array of item data.
+         * @return array Array with relevant action links.
+         */
+        protected function get_row_actions( $item ) {
+            $actions      = array();
+            $action_links = array();
+
+            // Display the 'Install' action link if the plugin is not yet available.
+            if ( ! $this->tgmpa->is_plugin_installed( $item['slug'] ) ) {
+                /* translators: %2$s: plugin name in screen reader markup */
+                $actions['install'] = __( 'Install %2$s', 'tgmpa' );
+            } else {
+                // Display the 'Update' action link if an update is available and WP complies with plugin minimum.
+                if ( false !== $this->tgmpa->does_plugin_have_update( $item['slug'] ) && $this->tgmpa->can_plugin_update( $item['slug'] ) ) {
+                    /* translators: %2$s: plugin name in screen reader markup */
+                    $actions['update'] = __( 'Update %2$s', 'tgmpa' );
+                }
+
+                // Display the 'Activate' action link, but only if the plugin meets the minimum version.
+                if ( $this->tgmpa->can_plugin_activate( $item['slug'] ) ) {
+                    /* translators: %2$s: plugin name in screen reader markup */
+                    $actions['activate'] = __( 'Activate %2$s', 'tgmpa' );
+                }
+            }
+
+            // Create the actual links.
+            foreach ( $actions as $action => $text ) {
+                $nonce_url = wp_nonce_url(
+                    add_query_arg(
+                        array(
+                            'plugin'           => urlencode( $item['slug'] ),
+                            'tgmpa-' . $action => $action . '-plugin',
+                        ),
+                        $this->tgmpa->get_tgmpa_url()
+                    ),
+                    'tgmpa-' . $action,
+                    'tgmpa-nonce'
+                );
+
+                $action_links[ $action ] = sprintf(
+                    '<a href="%1$s">' . esc_html( $text ) . '</a>', // $text contains the second placeholder.
+                    esc_url( $nonce_url ),
+                    '<span class="screen-reader-text">' . esc_html( $item['sanitized_plugin'] ) . '</span>'
+                );
+            }
+
+            $prefix = ( defined( 'WP_NETWORK_ADMIN' ) && WP_NETWORK_ADMIN ) ? 'network_admin_' : '';
+            return apply_filters( "tgmpa_{$prefix}plugin_action_links", array_filter( $action_links ), $item['slug'], $item, $this->view_context );
+        }
+
+        /**
+         * Generates content for a single row of the table.
+         *
+         * @since 2.5.0
+         *
+         * @param object $item The current item.
+         */
+        public function single_row( $item ) {
+            parent::single_row( $item );
+
+            /**
+             * Fires after each specific row in the TGMPA Plugins list table.
+             *
+             * The dynamic portion of the hook name, `$item['slug']`, refers to the slug
+             * for the plugin.
+             *
+             * @since 2.5.0
+             */
+            do_action( "tgmpa_after_plugin_row_{$item['slug']}", $item['slug'], $item, $this->view_context );
+        }
+
+        /**
+         * Show the upgrade notice below a plugin row if there is one.
+         *
+         * @since 2.5.0
+         *
+         * @see /wp-admin/includes/update.php
+         *
+         * @param string $slug Plugin slug.
+         * @param array  $item The information available in this table row.
+         * @return null Return early if upgrade notice is empty.
+         */
+        public function wp_plugin_update_row( $slug, $item ) {
+            if ( empty( $item['upgrade_notice'] ) ) {
+                return;
+            }
+
+            echo '
 				<tr class="plugin-update-tr">
 					<td colspan="', absint( $this->get_column_count() ), '" class="plugin-update colspanchange">
 						<div class="update-message">',
-							esc_html__( 'Upgrade message from the plugin author:', 'tgmpa' ),
-							' <strong>', wp_kses_data( $item['upgrade_notice'] ), '</strong>
+                            esc_html__( 'Upgrade message from the plugin author:', 'tgmpa' ),
+                            ' <strong>', wp_kses_data( $item['upgrade_notice'] ), '</strong>
 						</div>
 					</td>
 				</tr>';
-		}
-
-		/**
-		 * Extra controls to be displayed between bulk actions and pagination.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @param string $which 'top' or 'bottom' table navigation.
-		 */
-		public function extra_tablenav( $which ) {
-			if ( 'bottom' === $which ) {
-				$this->tgmpa->show_tgmpa_version();
-			}
-		}
-
-		/**
-		 * Defines the bulk actions for handling registered plugins.
-		 *
-		 * @since 2.2.0
-		 *
-		 * @return array $actions The bulk actions for the plugin install table.
-		 */
-		public function get_bulk_actions() {
-
-			$actions = array();
-
-			if ( 'update' !== $this->view_context && 'activate' !== $this->view_context ) {
-				if ( current_user_can( 'install_plugins' ) ) {
-					$actions['tgmpa-bulk-install'] = __( 'Install', 'tgmpa' );
-				}
-			}
-
-			if ( 'install' !== $this->view_context ) {
-				if ( current_user_can( 'update_plugins' ) ) {
-					$actions['tgmpa-bulk-update'] = __( 'Update', 'tgmpa' );
-				}
-				if ( current_user_can( 'activate_plugins' ) ) {
-					$actions['tgmpa-bulk-activate'] = __( 'Activate', 'tgmpa' );
-				}
-			}
-
-			return $actions;
-		}
-
-		/**
-		 * Processes bulk installation and activation actions.
-		 *
-		 * The bulk installation process looks for the $_POST information and passes that
-		 * through if a user has to use WP_Filesystem to enter their credentials.
-		 *
-		 * @since 2.2.0
-		 */
-		public function process_bulk_actions() {
-			// Bulk installation process.
-			if ( 'tgmpa-bulk-install' === $this->current_action() || 'tgmpa-bulk-update' === $this->current_action() ) {
-
-				check_admin_referer( 'bulk-' . $this->_args['plural'] );
-
-				$install_type = 'install';
-				if ( 'tgmpa-bulk-update' === $this->current_action() ) {
-					$install_type = 'update';
-				}
-
-				$plugins_to_install = array();
-
-				// Did user actually select any plugins to install/update ?
-				if ( empty( $_POST['plugin'] ) ) {
-					if ( 'install' === $install_type ) {
-						$message = __( 'No plugins were selected to be installed. No action taken.', 'tgmpa' );
-					} else {
-						$message = __( 'No plugins were selected to be updated. No action taken.', 'tgmpa' );
-					}
-
-					echo '<div id="message" class="error"><p>', esc_html( $message ), '</p></div>';
-
-					return false;
-				}
-
-				if ( is_array( $_POST['plugin'] ) ) {
-					$plugins_to_install = (array) $_POST['plugin'];
-				} elseif ( is_string( $_POST['plugin'] ) ) {
-					// Received via Filesystem page - un-flatten array (WP bug #19643).
-					$plugins_to_install = explode( ',', $_POST['plugin'] );
-				}
-
-				// Sanitize the received input.
-				$plugins_to_install = array_map( 'urldecode', $plugins_to_install );
-				$plugins_to_install = array_map( array( $this->tgmpa, 'sanitize_key' ), $plugins_to_install );
-
-				// Validate the received input.
-				foreach ( $plugins_to_install as $key => $slug ) {
-					// Check if the plugin was registered with TGMPA and remove if not.
-					if ( ! isset( $this->tgmpa->plugins[ $slug ] ) ) {
-						unset( $plugins_to_install[ $key ] );
-						continue;
-					}
-
-					// For install: make sure this is a plugin we *can* install and not one already installed.
-					if ( 'install' === $install_type && true === $this->tgmpa->is_plugin_installed( $slug ) ) {
-						unset( $plugins_to_install[ $key ] );
-					}
-
-					// For updates: make sure this is a plugin we *can* update (update available and WP version ok).
-					if ( 'update' === $install_type && false === $this->tgmpa->is_plugin_updatetable( $slug ) ) {
-						unset( $plugins_to_install[ $key ] );
-					}
-				}
-
-				// No need to proceed further if we have no plugins to handle.
-				if ( empty( $plugins_to_install ) ) {
-					if ( 'install' === $install_type ) {
-						$message = __( 'No plugins are available to be installed at this time.', 'tgmpa' );
-					} else {
-						$message = __( 'No plugins are available to be updated at this time.', 'tgmpa' );
-					}
-
-					echo '<div id="message" class="error"><p>', esc_html( $message ), '</p></div>';
-
-					return false;
-				}
-
-				// Pass all necessary information if WP_Filesystem is needed.
-				$url = wp_nonce_url(
-					$this->tgmpa->get_tgmpa_url(),
-					'bulk-' . $this->_args['plural']
-				);
-
-				// Give validated data back to $_POST which is the only place the filesystem looks for extra fields.
-				$_POST['plugin'] = implode( ',', $plugins_to_install ); // Work around for WP bug #19643.
-
-				$method = ''; // Leave blank so WP_Filesystem can populate it as necessary.
-				$fields = array_keys( $_POST ); // Extra fields to pass to WP_Filesystem.
-
-				if ( false === ( $creds = request_filesystem_credentials( esc_url_raw( $url ), $method, false, false, $fields ) ) ) {
-					return true; // Stop the normal page form from displaying, credential request form will be shown.
-				}
-
-				// Now we have some credentials, setup WP_Filesystem.
-				if ( ! WP_Filesystem( $creds ) ) {
-					// Our credentials were no good, ask the user for them again.
-					request_filesystem_credentials( esc_url_raw( $url ), $method, true, false, $fields );
-
-					return true;
-				}
-
-				/* If we arrive here, we have the filesystem */
-
-				// Store all information in arrays since we are processing a bulk installation.
-				$names      = array();
-				$sources    = array(); // Needed for installs.
-				$file_paths = array(); // Needed for upgrades.
-				$to_inject  = array(); // Information to inject into the update_plugins transient.
-
-				// Prepare the data for validated plugins for the install/upgrade.
-				foreach ( $plugins_to_install as $slug ) {
-					$name   = $this->tgmpa->plugins[ $slug ]['name'];
-					$source = $this->tgmpa->get_download_url( $slug );
-
-					if ( ! empty( $name ) && ! empty( $source ) ) {
-						$names[] = $name;
-
-						switch ( $install_type ) {
-
-							case 'install':
-								$sources[] = $source;
-								break;
-
-							case 'update':
-								$file_paths[]                 = $this->tgmpa->plugins[ $slug ]['file_path'];
-								$to_inject[ $slug ]           = $this->tgmpa->plugins[ $slug ];
-								$to_inject[ $slug ]['source'] = $source;
-								break;
-						}
-					}
-				}
-				unset( $slug, $name, $source );
-
-				// Create a new instance of TGMPA_Bulk_Installer.
-				$installer = new TGMPA_Bulk_Installer(
-					new TGMPA_Bulk_Installer_Skin(
-						array(
-							'url'          => esc_url_raw( $this->tgmpa->get_tgmpa_url() ),
-							'nonce'        => 'bulk-' . $this->_args['plural'],
-							'names'        => $names,
-							'install_type' => $install_type,
-						)
-					)
-				);
-
-				// Wrap the install process with the appropriate HTML.
-				echo '<div class="tgmpa">',
-					'<h2 style="font-size: 23px; font-weight: 400; line-height: 29px; margin: 0; padding: 9px 15px 4px 0;">', esc_html( get_admin_page_title() ), '</h2>
+        }
+
+        /**
+         * Extra controls to be displayed between bulk actions and pagination.
+         *
+         * @since 2.5.0
+         *
+         * @param string $which 'top' or 'bottom' table navigation.
+         */
+        public function extra_tablenav( $which ) {
+            if ( 'bottom' === $which ) {
+                $this->tgmpa->show_tgmpa_version();
+            }
+        }
+
+        /**
+         * Defines the bulk actions for handling registered plugins.
+         *
+         * @since 2.2.0
+         *
+         * @return array $actions The bulk actions for the plugin install table.
+         */
+        public function get_bulk_actions() {
+
+            $actions = array();
+
+            if ( 'update' !== $this->view_context && 'activate' !== $this->view_context ) {
+                if ( current_user_can( 'install_plugins' ) ) {
+                    $actions['tgmpa-bulk-install'] = __( 'Install', 'tgmpa' );
+                }
+            }
+
+            if ( 'install' !== $this->view_context ) {
+                if ( current_user_can( 'update_plugins' ) ) {
+                    $actions['tgmpa-bulk-update'] = __( 'Update', 'tgmpa' );
+                }
+                if ( current_user_can( 'activate_plugins' ) ) {
+                    $actions['tgmpa-bulk-activate'] = __( 'Activate', 'tgmpa' );
+                }
+            }
+
+            return $actions;
+        }
+
+        /**
+         * Processes bulk installation and activation actions.
+         *
+         * The bulk installation process looks for the $_POST information and passes that
+         * through if a user has to use WP_Filesystem to enter their credentials.
+         *
+         * @since 2.2.0
+         */
+        public function process_bulk_actions() {
+            // Bulk installation process.
+            if ( 'tgmpa-bulk-install' === $this->current_action() || 'tgmpa-bulk-update' === $this->current_action() ) {
+
+                check_admin_referer( 'bulk-' . $this->_args['plural'] );
+
+                $install_type = 'install';
+                if ( 'tgmpa-bulk-update' === $this->current_action() ) {
+                    $install_type = 'update';
+                }
+
+                $plugins_to_install = array();
+
+                // Did user actually select any plugins to install/update ?
+                if ( empty( $_POST['plugin'] ) ) {
+                    if ( 'install' === $install_type ) {
+                        $message = __( 'No plugins were selected to be installed. No action taken.', 'tgmpa' );
+                    } else {
+                        $message = __( 'No plugins were selected to be updated. No action taken.', 'tgmpa' );
+                    }
+
+                    echo '<div id="message" class="error"><p>', esc_html( $message ), '</p></div>';
+
+                    return false;
+                }
+
+                if ( is_array( $_POST['plugin'] ) ) {
+                    $plugins_to_install = (array) $_POST['plugin'];
+                } elseif ( is_string( $_POST['plugin'] ) ) {
+                    // Received via Filesystem page - un-flatten array (WP bug #19643).
+                    $plugins_to_install = explode( ',', $_POST['plugin'] );
+                }
+
+                // Sanitize the received input.
+                $plugins_to_install = array_map( 'urldecode', $plugins_to_install );
+                $plugins_to_install = array_map( array( $this->tgmpa, 'sanitize_key' ), $plugins_to_install );
+
+                // Validate the received input.
+                foreach ( $plugins_to_install as $key => $slug ) {
+                    // Check if the plugin was registered with TGMPA and remove if not.
+                    if ( ! isset( $this->tgmpa->plugins[ $slug ] ) ) {
+                        unset( $plugins_to_install[ $key ] );
+                        continue;
+                    }
+
+                    // For install: make sure this is a plugin we *can* install and not one already installed.
+                    if ( 'install' === $install_type && true === $this->tgmpa->is_plugin_installed( $slug ) ) {
+                        unset( $plugins_to_install[ $key ] );
+                    }
+
+                    // For updates: make sure this is a plugin we *can* update (update available and WP version ok).
+                    if ( 'update' === $install_type && false === $this->tgmpa->is_plugin_updatetable( $slug ) ) {
+                        unset( $plugins_to_install[ $key ] );
+                    }
+                }
+
+                // No need to proceed further if we have no plugins to handle.
+                if ( empty( $plugins_to_install ) ) {
+                    if ( 'install' === $install_type ) {
+                        $message = __( 'No plugins are available to be installed at this time.', 'tgmpa' );
+                    } else {
+                        $message = __( 'No plugins are available to be updated at this time.', 'tgmpa' );
+                    }
+
+                    echo '<div id="message" class="error"><p>', esc_html( $message ), '</p></div>';
+
+                    return false;
+                }
+
+                // Pass all necessary information if WP_Filesystem is needed.
+                $url = wp_nonce_url(
+                    $this->tgmpa->get_tgmpa_url(),
+                    'bulk-' . $this->_args['plural']
+                );
+
+                // Give validated data back to $_POST which is the only place the filesystem looks for extra fields.
+                $_POST['plugin'] = implode( ',', $plugins_to_install ); // Work around for WP bug #19643.
+
+                $method = ''; // Leave blank so WP_Filesystem can populate it as necessary.
+                $fields = array_keys( $_POST ); // Extra fields to pass to WP_Filesystem.
+
+                if ( false === ( $creds = request_filesystem_credentials( esc_url_raw( $url ), $method, false, false, $fields ) ) ) {
+                    return true; // Stop the normal page form from displaying, credential request form will be shown.
+                }
+
+                // Now we have some credentials, setup WP_Filesystem.
+                if ( ! WP_Filesystem( $creds ) ) {
+                    // Our credentials were no good, ask the user for them again.
+                    request_filesystem_credentials( esc_url_raw( $url ), $method, true, false, $fields );
+
+                    return true;
+                }
+
+                /* If we arrive here, we have the filesystem */
+
+                // Store all information in arrays since we are processing a bulk installation.
+                $names      = array();
+                $sources    = array(); // Needed for installs.
+                $file_paths = array(); // Needed for upgrades.
+                $to_inject  = array(); // Information to inject into the update_plugins transient.
+
+                // Prepare the data for validated plugins for the install/upgrade.
+                foreach ( $plugins_to_install as $slug ) {
+                    $name   = $this->tgmpa->plugins[ $slug ]['name'];
+                    $source = $this->tgmpa->get_download_url( $slug );
+
+                    if ( ! empty( $name ) && ! empty( $source ) ) {
+                        $names[] = $name;
+
+                        switch ( $install_type ) {
+
+                            case 'install':
+                                $sources[] = $source;
+                                break;
+
+                            case 'update':
+                                $file_paths[]                 = $this->tgmpa->plugins[ $slug ]['file_path'];
+                                $to_inject[ $slug ]           = $this->tgmpa->plugins[ $slug ];
+                                $to_inject[ $slug ]['source'] = $source;
+                                break;
+                        }
+                    }
+                }
+                unset( $slug, $name, $source );
+
+                // Create a new instance of TGMPA_Bulk_Installer.
+                $installer = new TGMPA_Bulk_Installer(
+                    new TGMPA_Bulk_Installer_Skin(
+                        array(
+                            'url'          => esc_url_raw( $this->tgmpa->get_tgmpa_url() ),
+                            'nonce'        => 'bulk-' . $this->_args['plural'],
+                            'names'        => $names,
+                            'install_type' => $install_type,
+                        )
+                    )
+                );
+
+                // Wrap the install process with the appropriate HTML.
+                echo '<div class="tgmpa">',
+                    '<h2 style="font-size: 23px; font-weight: 400; line-height: 29px; margin: 0; padding: 9px 15px 4px 0;">', esc_html( get_admin_page_title() ), '</h2>
 					<div class="update-php" style="width: 100%; height: 98%; min-height: 850px; padding-top: 1px;">';
 
-				// Process the bulk installation submissions.
-				add_filter( 'upgrader_source_selection', array( $this->tgmpa, 'maybe_adjust_source_dir' ), 1, 3 );
-
-				if ( 'tgmpa-bulk-update' === $this->current_action() ) {
-					// Inject our info into the update transient.
-					$this->tgmpa->inject_update_info( $to_inject );
-
-					$installer->bulk_upgrade( $file_paths );
-				} else {
-					$installer->bulk_install( $sources );
-				}
-
-				remove_filter( 'upgrader_source_selection', array( $this->tgmpa, 'maybe_adjust_source_dir' ), 1 );
-
-				echo '</div></div>';
-
-				return true;
-			}
-
-			// Bulk activation process.
-			if ( 'tgmpa-bulk-activate' === $this->current_action() ) {
-				check_admin_referer( 'bulk-' . $this->_args['plural'] );
-
-				// Did user actually select any plugins to activate ?
-				if ( empty( $_POST['plugin'] ) ) {
-					echo '<div id="message" class="error"><p>', esc_html__( 'No plugins were selected to be activated. No action taken.', 'tgmpa' ), '</p></div>';
-
-					return false;
-				}
-
-				// Grab plugin data from $_POST.
-				$plugins = array();
-				if ( isset( $_POST['plugin'] ) ) {
-					$plugins = array_map( 'urldecode', (array) $_POST['plugin'] );
-					$plugins = array_map( array( $this->tgmpa, 'sanitize_key' ), $plugins );
-				}
-
-				$plugins_to_activate = array();
-				$plugin_names        = array();
-
-				// Grab the file paths for the selected & inactive plugins from the registration array.
-				foreach ( $plugins as $slug ) {
-					if ( $this->tgmpa->can_plugin_activate( $slug ) ) {
-						$plugins_to_activate[] = $this->tgmpa->plugins[ $slug ]['file_path'];
-						$plugin_names[]        = $this->tgmpa->plugins[ $slug ]['name'];
-					}
-				}
-				unset( $slug );
-
-				// Return early if there are no plugins to activate.
-				if ( empty( $plugins_to_activate ) ) {
-					echo '<div id="message" class="error"><p>', esc_html__( 'No plugins are available to be activated at this time.', 'tgmpa' ), '</p></div>';
-
-					return false;
-				}
-
-				// Now we are good to go - let's start activating plugins.
-				$activate = activate_plugins( $plugins_to_activate );
-
-				if ( is_wp_error( $activate ) ) {
-					echo '<div id="message" class="error"><p>', wp_kses_post( $activate->get_error_message() ), '</p></div>';
-				} else {
-					$count        = count( $plugin_names ); // Count so we can use _n function.
-					$plugin_names = array_map( array( 'TGMPA_Utils', 'wrap_in_strong' ), $plugin_names );
-					$last_plugin  = array_pop( $plugin_names ); // Pop off last name to prep for readability.
-					$imploded     = empty( $plugin_names ) ? $last_plugin : ( implode( ', ', $plugin_names ) . ' ' . esc_html_x( 'and', 'plugin A *and* plugin B', 'tgmpa' ) . ' ' . $last_plugin );
-
-					printf( // WPCS: xss ok.
-						'<div id="message" class="updated"><p>%1$s %2$s.</p></div>',
-						esc_html( _n( 'The following plugin was activated successfully:', 'The following plugins were activated successfully:', $count, 'tgmpa' ) ),
-						$imploded
-					);
-
-					// Update recently activated plugins option.
-					$recent = (array) get_option( 'recently_activated' );
-					foreach ( $plugins_to_activate as $plugin => $time ) {
-						if ( isset( $recent[ $plugin ] ) ) {
-							unset( $recent[ $plugin ] );
-						}
-					}
-					update_option( 'recently_activated', $recent );
-				}
-
-				unset( $_POST ); // Reset the $_POST variable in case user wants to perform one action after another.
-
-				return true;
-			}
-
-			return false;
-		}
-
-		/**
-		 * Prepares all of our information to be outputted into a usable table.
-		 *
-		 * @since 2.2.0
-		 */
-		public function prepare_items() {
-			$columns               = $this->get_columns(); // Get all necessary column information.
-			$hidden                = array(); // No columns to hide, but we must set as an array.
-			$sortable              = array(); // No reason to make sortable columns.
-			$primary               = $this->get_primary_column_name(); // Column which has the row actions.
-			$this->_column_headers = array( $columns, $hidden, $sortable, $primary ); // Get all necessary column headers.
-
-			// Process our bulk activations here.
-			if ( 'tgmpa-bulk-activate' === $this->current_action() ) {
-				$this->process_bulk_actions();
-			}
-
-			// Store all of our plugin data into $items array so WP_List_Table can use it.
-			$this->items = apply_filters( 'tgmpa_table_data_items', $this->_gather_plugin_data() );
-		}
-
-		/* *********** DEPRECATED METHODS *********** */
-
-		/**
-		 * Retrieve plugin data, given the plugin name.
-		 *
-		 * @since      2.2.0
-		 * @deprecated 2.5.0 use {@see TGM_Plugin_Activation::_get_plugin_data_from_name()} instead.
-		 * @see        TGM_Plugin_Activation::_get_plugin_data_from_name()
-		 *
-		 * @param string $name Name of the plugin, as it was registered.
-		 * @param string $data Optional. Array key of plugin data to return. Default is slug.
-		 * @return string|boolean Plugin slug if found, false otherwise.
-		 */
-		protected function _get_plugin_data_from_name( $name, $data = 'slug' ) {
-			_deprecated_function( __FUNCTION__, 'TGMPA 2.5.0', 'TGM_Plugin_Activation::_get_plugin_data_from_name()' );
-
-			return $this->tgmpa->_get_plugin_data_from_name( $name, $data );
-		}
-	}
+                // Process the bulk installation submissions.
+                add_filter( 'upgrader_source_selection', array( $this->tgmpa, 'maybe_adjust_source_dir' ), 1, 3 );
+
+                if ( 'tgmpa-bulk-update' === $this->current_action() ) {
+                    // Inject our info into the update transient.
+                    $this->tgmpa->inject_update_info( $to_inject );
+
+                    $installer->bulk_upgrade( $file_paths );
+                } else {
+                    $installer->bulk_install( $sources );
+                }
+
+                remove_filter( 'upgrader_source_selection', array( $this->tgmpa, 'maybe_adjust_source_dir' ), 1 );
+
+                echo '</div></div>';
+
+                return true;
+            }
+
+            // Bulk activation process.
+            if ( 'tgmpa-bulk-activate' === $this->current_action() ) {
+                check_admin_referer( 'bulk-' . $this->_args['plural'] );
+
+                // Did user actually select any plugins to activate ?
+                if ( empty( $_POST['plugin'] ) ) {
+                    echo '<div id="message" class="error"><p>', esc_html__( 'No plugins were selected to be activated. No action taken.', 'tgmpa' ), '</p></div>';
+
+                    return false;
+                }
+
+                // Grab plugin data from $_POST.
+                $plugins = array();
+                if ( isset( $_POST['plugin'] ) ) {
+                    $plugins = array_map( 'urldecode', (array) $_POST['plugin'] );
+                    $plugins = array_map( array( $this->tgmpa, 'sanitize_key' ), $plugins );
+                }
+
+                $plugins_to_activate = array();
+                $plugin_names        = array();
+
+                // Grab the file paths for the selected & inactive plugins from the registration array.
+                foreach ( $plugins as $slug ) {
+                    if ( $this->tgmpa->can_plugin_activate( $slug ) ) {
+                        $plugins_to_activate[] = $this->tgmpa->plugins[ $slug ]['file_path'];
+                        $plugin_names[]        = $this->tgmpa->plugins[ $slug ]['name'];
+                    }
+                }
+                unset( $slug );
+
+                // Return early if there are no plugins to activate.
+                if ( empty( $plugins_to_activate ) ) {
+                    echo '<div id="message" class="error"><p>', esc_html__( 'No plugins are available to be activated at this time.', 'tgmpa' ), '</p></div>';
+
+                    return false;
+                }
+
+                // Now we are good to go - let's start activating plugins.
+                $activate = activate_plugins( $plugins_to_activate );
+
+                if ( is_wp_error( $activate ) ) {
+                    echo '<div id="message" class="error"><p>', wp_kses_post( $activate->get_error_message() ), '</p></div>';
+                } else {
+                    $count        = count( $plugin_names ); // Count so we can use _n function.
+                    $plugin_names = array_map( array( 'TGMPA_Utils', 'wrap_in_strong' ), $plugin_names );
+                    $last_plugin  = array_pop( $plugin_names ); // Pop off last name to prep for readability.
+                    $imploded     = empty( $plugin_names ) ? $last_plugin : ( implode( ', ', $plugin_names ) . ' ' . esc_html_x( 'and', 'plugin A *and* plugin B', 'tgmpa' ) . ' ' . $last_plugin );
+
+                    printf( // WPCS: xss ok.
+                        '<div id="message" class="updated"><p>%1$s %2$s.</p></div>',
+                        esc_html( _n( 'The following plugin was activated successfully:', 'The following plugins were activated successfully:', $count, 'tgmpa' ) ),
+                        $imploded
+                    );
+
+                    // Update recently activated plugins option.
+                    $recent = (array) get_option( 'recently_activated' );
+                    foreach ( $plugins_to_activate as $plugin => $time ) {
+                        if ( isset( $recent[ $plugin ] ) ) {
+                            unset( $recent[ $plugin ] );
+                        }
+                    }
+                    update_option( 'recently_activated', $recent );
+                }
+
+                unset( $_POST ); // Reset the $_POST variable in case user wants to perform one action after another.
+
+                return true;
+            }
+
+            return false;
+        }
+
+        /**
+         * Prepares all of our information to be outputted into a usable table.
+         *
+         * @since 2.2.0
+         */
+        public function prepare_items() {
+            $columns               = $this->get_columns(); // Get all necessary column information.
+            $hidden                = array(); // No columns to hide, but we must set as an array.
+            $sortable              = array(); // No reason to make sortable columns.
+            $primary               = $this->get_primary_column_name(); // Column which has the row actions.
+            $this->_column_headers = array( $columns, $hidden, $sortable, $primary ); // Get all necessary column headers.
+
+            // Process our bulk activations here.
+            if ( 'tgmpa-bulk-activate' === $this->current_action() ) {
+                $this->process_bulk_actions();
+            }
+
+            // Store all of our plugin data into $items array so WP_List_Table can use it.
+            $this->items = apply_filters( 'tgmpa_table_data_items', $this->_gather_plugin_data() );
+        }
+
+        /* *********** DEPRECATED METHODS *********** */
+
+        /**
+         * Retrieve plugin data, given the plugin name.
+         *
+         * @since      2.2.0
+         * @deprecated 2.5.0 use {@see TGM_Plugin_Activation::_get_plugin_data_from_name()} instead.
+         * @see        TGM_Plugin_Activation::_get_plugin_data_from_name()
+         *
+         * @param string $name Name of the plugin, as it was registered.
+         * @param string $data Optional. Array key of plugin data to return. Default is slug.
+         * @return string|boolean Plugin slug if found, false otherwise.
+         */
+        protected function _get_plugin_data_from_name( $name, $data = 'slug' ) {
+            _deprecated_function( __FUNCTION__, 'TGMPA 2.5.0', 'TGM_Plugin_Activation::_get_plugin_data_from_name()' );
+
+            return $this->tgmpa->_get_plugin_data_from_name( $name, $data );
+        }
+    }
 }
 
 
 if ( ! class_exists( 'TGM_Bulk_Installer' ) ) {
 
-	/**
-	 * Hack: Prevent TGMPA v2.4.1- bulk installer class from being loaded if 2.4.1- is loaded after 2.5+.
-	 *
-	 * @since 2.5.2
-	 *
-	 * {@internal The TGMPA_Bulk_Installer class was originally called TGM_Bulk_Installer.
-	 *            For more information, see that class.}}
-	 */
-	class TGM_Bulk_Installer {
-	}
+    /**
+     * Hack: Prevent TGMPA v2.4.1- bulk installer class from being loaded if 2.4.1- is loaded after 2.5+.
+     *
+     * @since 2.5.2
+     *
+     * {@internal The TGMPA_Bulk_Installer class was originally called TGM_Bulk_Installer.
+     *            For more information, see that class.}}
+     */
+    class TGM_Bulk_Installer {
+    }
 }
 if ( ! class_exists( 'TGM_Bulk_Installer_Skin' ) ) {
 
-	/**
-	 * Hack: Prevent TGMPA v2.4.1- bulk installer skin class from being loaded if 2.4.1- is loaded after 2.5+.
-	 *
-	 * @since 2.5.2
-	 *
-	 * {@internal The TGMPA_Bulk_Installer_Skin class was originally called TGM_Bulk_Installer_Skin.
-	 *            For more information, see that class.}}
-	 */
-	class TGM_Bulk_Installer_Skin {
-	}
+    /**
+     * Hack: Prevent TGMPA v2.4.1- bulk installer skin class from being loaded if 2.4.1- is loaded after 2.5+.
+     *
+     * @since 2.5.2
+     *
+     * {@internal The TGMPA_Bulk_Installer_Skin class was originally called TGM_Bulk_Installer_Skin.
+     *            For more information, see that class.}}
+     */
+    class TGM_Bulk_Installer_Skin {
+    }
 }
 
 /**
@@ -3146,210 +3146,210 @@ 
  */
 add_action( 'admin_init', 'tgmpa_load_bulk_installer' );
 if ( ! function_exists( 'tgmpa_load_bulk_installer' ) ) {
-	/**
-	 * Load bulk installer
-	 */
-	function tgmpa_load_bulk_installer() {
-		// Silently fail if 2.5+ is loaded *after* an older version.
-		if ( ! isset( $GLOBALS['tgmpa'] ) ) {
-			return;
-		}
-
-		// Get TGMPA class instance.
-		$tgmpa_instance = call_user_func( array( get_class( $GLOBALS['tgmpa'] ), 'get_instance' ) );
-
-		if ( isset( $_GET['page'] ) && $tgmpa_instance->menu === $_GET['page'] ) {
-			if ( ! class_exists( 'Plugin_Upgrader', false ) ) {
-				require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
-			}
-
-			if ( ! class_exists( 'TGMPA_Bulk_Installer' ) ) {
-
-				/**
-				 * Installer class to handle bulk plugin installations.
-				 *
-				 * Extends WP_Upgrader and customizes to suit the installation of multiple
-				 * plugins.
-				 *
-				 * @since 2.2.0
-				 *
-				 * {@internal Since 2.5.0 the class is an extension of Plugin_Upgrader rather than WP_Upgrader.}}
-				 * {@internal Since 2.5.2 the class has been renamed from TGM_Bulk_Installer to TGMPA_Bulk_Installer.
-				 *            This was done to prevent backward compatibility issues with v2.3.6.}}
-				 *
-				 * @package TGM-Plugin-Activation
-				 * @author  Thomas Griffin
-				 * @author  Gary Jones
-				 */
-				class TGMPA_Bulk_Installer extends Plugin_Upgrader {
-					/**
-					 * Holds result of bulk plugin installation.
-					 *
-					 * @since 2.2.0
-					 *
-					 * @var string
-					 */
-					public $result;
-
-					/**
-					 * Flag to check if bulk installation is occurring or not.
-					 *
-					 * @since 2.2.0
-					 *
-					 * @var boolean
-					 */
-					public $bulk = false;
-
-					/**
-					 * TGMPA instance
-					 *
-					 * @since 2.5.0
-					 *
-					 * @var object
-					 */
-					protected $tgmpa;
-
-					/**
-					 * Whether or not the destination directory needs to be cleared ( = on update).
-					 *
-					 * @since 2.5.0
-					 *
-					 * @var bool
-					 */
-					protected $clear_destination = false;
-
-					/**
-					 * References parent constructor and sets defaults for class.
-					 *
-					 * @since 2.2.0
-					 *
-					 * @param \Bulk_Upgrader_Skin|null $skin Installer skin.
-					 */
-					public function __construct( $skin = null ) {
-						// Get TGMPA class instance.
-						$this->tgmpa = call_user_func( array( get_class( $GLOBALS['tgmpa'] ), 'get_instance' ) );
-
-						parent::__construct( $skin );
-
-						if ( isset( $this->skin->options['install_type'] ) && 'update' === $this->skin->options['install_type'] ) {
-							$this->clear_destination = true;
-						}
-
-						if ( $this->tgmpa->is_automatic ) {
-							$this->activate_strings();
-						}
-
-						add_action( 'upgrader_process_complete', array( $this->tgmpa, 'populate_file_path' ) );
-					}
-
-					/**
-					 * Sets the correct activation strings for the installer skin to use.
-					 *
-					 * @since 2.2.0
-					 */
-					public function activate_strings() {
-						$this->strings['activation_failed']  = __( 'Plugin activation failed.', 'tgmpa' );
-						$this->strings['activation_success'] = __( 'Plugin activated successfully.', 'tgmpa' );
-					}
-
-					/**
-					 * Performs the actual installation of each plugin.
-					 *
-					 * @since 2.2.0
-					 *
-					 * @see WP_Upgrader::run()
-					 *
-					 * @param array $options The installation config options.
-					 * @return null|array Return early if error, array of installation data on success.
-					 */
-					public function run( $options ) {
-						$result = parent::run( $options );
-
-						// Reset the strings in case we changed one during automatic activation.
-						if ( $this->tgmpa->is_automatic ) {
-							if ( 'update' === $this->skin->options['install_type'] ) {
-								$this->upgrade_strings();
-							} else {
-								$this->install_strings();
-							}
-						}
-
-						return $result;
-					}
-
-					/**
-					 * Processes the bulk installation of plugins.
-					 *
-					 * @since 2.2.0
-					 *
-					 * {@internal This is basically a near identical copy of the WP Core
-					 * Plugin_Upgrader::bulk_upgrade() method, with minor adjustments to deal with
-					 * new installs instead of upgrades.
-					 * For ease of future synchronizations, the adjustments are clearly commented, but no other
-					 * comments are added. Code style has been made to comply.}}
-					 *
-					 * @see Plugin_Upgrader::bulk_upgrade()
-					 * @see https://core.trac.wordpress.org/browser/tags/4.2.1/src/wp-admin/includes/class-wp-upgrader.php#L838
-					 * (@internal Last synced: Dec 31st 2015 against https://core.trac.wordpress.org/browser/trunk?rev=36134}}
-					 *
-					 * @param array $plugins The plugin sources needed for installation.
-					 * @param array $args    Arbitrary passed extra arguments.
-					 * @return array|false   Install confirmation messages on success, false on failure.
-					 */
-					public function bulk_install( $plugins, $args = array() ) {
-						// [TGMPA + ] Hook auto-activation in.
-						add_filter( 'upgrader_post_install', array( $this, 'auto_activate' ), 10 );
-
-						$defaults    = array(
-							'clear_update_cache' => true,
-						);
-						$parsed_args = wp_parse_args( $args, $defaults );
-
-						$this->init();
-						$this->bulk = true;
-
-						$this->install_strings(); // [TGMPA + ] adjusted.
-
-						/* [TGMPA - ] $current = get_site_transient( 'update_plugins' ); */
-
-						/* [TGMPA - ] add_filter('upgrader_clear_destination', array($this, 'delete_old_plugin'), 10, 4); */
-
-						$this->skin->header();
-
-						// Connect to the Filesystem first.
-						$res = $this->fs_connect( array( WP_CONTENT_DIR, WP_PLUGIN_DIR ) );
-						if ( ! $res ) {
-							$this->skin->footer();
-							return false;
-						}
-
-						$this->skin->bulk_header();
-
-						/*
+    /**
+     * Load bulk installer
+     */
+    function tgmpa_load_bulk_installer() {
+        // Silently fail if 2.5+ is loaded *after* an older version.
+        if ( ! isset( $GLOBALS['tgmpa'] ) ) {
+            return;
+        }
+
+        // Get TGMPA class instance.
+        $tgmpa_instance = call_user_func( array( get_class( $GLOBALS['tgmpa'] ), 'get_instance' ) );
+
+        if ( isset( $_GET['page'] ) && $tgmpa_instance->menu === $_GET['page'] ) {
+            if ( ! class_exists( 'Plugin_Upgrader', false ) ) {
+                require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
+            }
+
+            if ( ! class_exists( 'TGMPA_Bulk_Installer' ) ) {
+
+                /**
+                 * Installer class to handle bulk plugin installations.
+                 *
+                 * Extends WP_Upgrader and customizes to suit the installation of multiple
+                 * plugins.
+                 *
+                 * @since 2.2.0
+                 *
+                 * {@internal Since 2.5.0 the class is an extension of Plugin_Upgrader rather than WP_Upgrader.}}
+                 * {@internal Since 2.5.2 the class has been renamed from TGM_Bulk_Installer to TGMPA_Bulk_Installer.
+                 *            This was done to prevent backward compatibility issues with v2.3.6.}}
+                 *
+                 * @package TGM-Plugin-Activation
+                 * @author  Thomas Griffin
+                 * @author  Gary Jones
+                 */
+                class TGMPA_Bulk_Installer extends Plugin_Upgrader {
+                    /**
+                     * Holds result of bulk plugin installation.
+                     *
+                     * @since 2.2.0
+                     *
+                     * @var string
+                     */
+                    public $result;
+
+                    /**
+                     * Flag to check if bulk installation is occurring or not.
+                     *
+                     * @since 2.2.0
+                     *
+                     * @var boolean
+                     */
+                    public $bulk = false;
+
+                    /**
+                     * TGMPA instance
+                     *
+                     * @since 2.5.0
+                     *
+                     * @var object
+                     */
+                    protected $tgmpa;
+
+                    /**
+                     * Whether or not the destination directory needs to be cleared ( = on update).
+                     *
+                     * @since 2.5.0
+                     *
+                     * @var bool
+                     */
+                    protected $clear_destination = false;
+
+                    /**
+                     * References parent constructor and sets defaults for class.
+                     *
+                     * @since 2.2.0
+                     *
+                     * @param \Bulk_Upgrader_Skin|null $skin Installer skin.
+                     */
+                    public function __construct( $skin = null ) {
+                        // Get TGMPA class instance.
+                        $this->tgmpa = call_user_func( array( get_class( $GLOBALS['tgmpa'] ), 'get_instance' ) );
+
+                        parent::__construct( $skin );
+
+                        if ( isset( $this->skin->options['install_type'] ) && 'update' === $this->skin->options['install_type'] ) {
+                            $this->clear_destination = true;
+                        }
+
+                        if ( $this->tgmpa->is_automatic ) {
+                            $this->activate_strings();
+                        }
+
+                        add_action( 'upgrader_process_complete', array( $this->tgmpa, 'populate_file_path' ) );
+                    }
+
+                    /**
+                     * Sets the correct activation strings for the installer skin to use.
+                     *
+                     * @since 2.2.0
+                     */
+                    public function activate_strings() {
+                        $this->strings['activation_failed']  = __( 'Plugin activation failed.', 'tgmpa' );
+                        $this->strings['activation_success'] = __( 'Plugin activated successfully.', 'tgmpa' );
+                    }
+
+                    /**
+                     * Performs the actual installation of each plugin.
+                     *
+                     * @since 2.2.0
+                     *
+                     * @see WP_Upgrader::run()
+                     *
+                     * @param array $options The installation config options.
+                     * @return null|array Return early if error, array of installation data on success.
+                     */
+                    public function run( $options ) {
+                        $result = parent::run( $options );
+
+                        // Reset the strings in case we changed one during automatic activation.
+                        if ( $this->tgmpa->is_automatic ) {
+                            if ( 'update' === $this->skin->options['install_type'] ) {
+                                $this->upgrade_strings();
+                            } else {
+                                $this->install_strings();
+                            }
+                        }
+
+                        return $result;
+                    }
+
+                    /**
+                     * Processes the bulk installation of plugins.
+                     *
+                     * @since 2.2.0
+                     *
+                     * {@internal This is basically a near identical copy of the WP Core
+                     * Plugin_Upgrader::bulk_upgrade() method, with minor adjustments to deal with
+                     * new installs instead of upgrades.
+                     * For ease of future synchronizations, the adjustments are clearly commented, but no other
+                     * comments are added. Code style has been made to comply.}}
+                     *
+                     * @see Plugin_Upgrader::bulk_upgrade()
+                     * @see https://core.trac.wordpress.org/browser/tags/4.2.1/src/wp-admin/includes/class-wp-upgrader.php#L838
+                     * (@internal Last synced: Dec 31st 2015 against https://core.trac.wordpress.org/browser/trunk?rev=36134}}
+                     *
+                     * @param array $plugins The plugin sources needed for installation.
+                     * @param array $args    Arbitrary passed extra arguments.
+                     * @return array|false   Install confirmation messages on success, false on failure.
+                     */
+                    public function bulk_install( $plugins, $args = array() ) {
+                        // [TGMPA + ] Hook auto-activation in.
+                        add_filter( 'upgrader_post_install', array( $this, 'auto_activate' ), 10 );
+
+                        $defaults    = array(
+                            'clear_update_cache' => true,
+                        );
+                        $parsed_args = wp_parse_args( $args, $defaults );
+
+                        $this->init();
+                        $this->bulk = true;
+
+                        $this->install_strings(); // [TGMPA + ] adjusted.
+
+                        /* [TGMPA - ] $current = get_site_transient( 'update_plugins' ); */
+
+                        /* [TGMPA - ] add_filter('upgrader_clear_destination', array($this, 'delete_old_plugin'), 10, 4); */
+
+                        $this->skin->header();
+
+                        // Connect to the Filesystem first.
+                        $res = $this->fs_connect( array( WP_CONTENT_DIR, WP_PLUGIN_DIR ) );
+                        if ( ! $res ) {
+                            $this->skin->footer();
+                            return false;
+                        }
+
+                        $this->skin->bulk_header();
+
+                        /*
 						 * Only start maintenance mode if:
 						 * - running Multisite and there are one or more plugins specified, OR
 						 * - a plugin with an update available is currently active.
 						 * @TODO: For multisite, maintenance mode should only kick in for individual sites if at all possible.
 						 */
-						$maintenance = ( is_multisite() && ! empty( $plugins ) );
+                        $maintenance = ( is_multisite() && ! empty( $plugins ) );
 
-						/*
+                        /*
 						[TGMPA - ]
 						foreach ( $plugins as $plugin )
 							$maintenance = $maintenance || ( is_plugin_active( $plugin ) && isset( $current->response[ $plugin] ) );
 						*/
-						if ( $maintenance ) {
-							$this->maintenance_mode( true );
-						}
+                        if ( $maintenance ) {
+                            $this->maintenance_mode( true );
+                        }
 
-						$results = array();
+                        $results = array();
 
-						$this->update_count   = count( $plugins );
-						$this->update_current = 0;
-						foreach ( $plugins as $plugin ) {
-							$this->update_current++;
+                        $this->update_count   = count( $plugins );
+                        $this->update_current = 0;
+                        foreach ( $plugins as $plugin ) {
+                            $this->update_current++;
 
-							/*
+                            /*
 							[TGMPA - ]
 							$this->skin->plugin_info = get_plugin_data( WP_PLUGIN_DIR . '/' . $plugin, false, true);
 
@@ -3368,486 +3368,486 @@ 
 							$this->skin->plugin_active = is_plugin_active($plugin);
 							*/
 
-							$result = $this->run(
-								array(
-									'package'           => $plugin, // [TGMPA + ] adjusted.
-									'destination'       => WP_PLUGIN_DIR,
-									'clear_destination' => false, // [TGMPA + ] adjusted.
-									'clear_working'     => true,
-									'is_multi'          => true,
-									'hook_extra'        => array(
-										'plugin' => $plugin,
-									),
-								)
-							);
-
-							$results[ $plugin ] = $this->result;
-
-							// Prevent credentials auth screen from displaying multiple times.
-							if ( false === $result ) {
-								break;
-							}
-						} //end foreach $plugins
-
-						$this->maintenance_mode( false );
-
-						/**
-						 * Fires when the bulk upgrader process is complete.
-						 *
-						 * @since WP 3.6.0 / TGMPA 2.5.0
-						 *
-						 * @param Plugin_Upgrader $this Plugin_Upgrader instance. In other contexts, $this, might
-						 *                              be a Theme_Upgrader or Core_Upgrade instance.
-						 * @param array           $data {
-						 *     Array of bulk item update data.
-						 *
-						 *     @type string $action   Type of action. Default 'update'.
-						 *     @type string $type     Type of update process. Accepts 'plugin', 'theme', or 'core'.
-						 *     @type bool   $bulk     Whether the update process is a bulk update. Default true.
-						 *     @type array  $packages Array of plugin, theme, or core packages to update.
-						 * }
-						 */
-						do_action( 'upgrader_process_complete', $this, array(
-							'action'  => 'install', // [TGMPA + ] adjusted.
-							'type'    => 'plugin',
-							'bulk'    => true,
-							'plugins' => $plugins,
-						) );
-
-						$this->skin->bulk_footer();
-
-						$this->skin->footer();
-
-						// Cleanup our hooks, in case something else does a upgrade on this connection.
-						/* [TGMPA - ] remove_filter('upgrader_clear_destination', array($this, 'delete_old_plugin')); */
-
-						// [TGMPA + ] Remove our auto-activation hook.
-						remove_filter( 'upgrader_post_install', array( $this, 'auto_activate' ), 10 );
-
-						// Force refresh of plugin update information.
-						wp_clean_plugins_cache( $parsed_args['clear_update_cache'] );
-
-						return $results;
-					}
-
-					/**
-					 * Handle a bulk upgrade request.
-					 *
-					 * @since 2.5.0
-					 *
-					 * @see Plugin_Upgrader::bulk_upgrade()
-					 *
-					 * @param array $plugins The local WP file_path's of the plugins which should be upgraded.
-					 * @param array $args    Arbitrary passed extra arguments.
-					 * @return string|bool Install confirmation messages on success, false on failure.
-					 */
-					public function bulk_upgrade( $plugins, $args = array() ) {
-
-						add_filter( 'upgrader_post_install', array( $this, 'auto_activate' ), 10 );
-
-						$result = parent::bulk_upgrade( $plugins, $args );
-
-						remove_filter( 'upgrader_post_install', array( $this, 'auto_activate' ), 10 );
-
-						return $result;
-					}
-
-					/**
-					 * Abuse a filter to auto-activate plugins after installation.
-					 *
-					 * Hooked into the 'upgrader_post_install' filter hook.
-					 *
-					 * @since 2.5.0
-					 *
-					 * @param bool $bool The value we need to give back (true).
-					 * @return bool
-					 */
-					public function auto_activate( $bool ) {
-						// Only process the activation of installed plugins if the automatic flag is set to true.
-						if ( $this->tgmpa->is_automatic ) {
-							// Flush plugins cache so the headers of the newly installed plugins will be read correctly.
-							wp_clean_plugins_cache();
-
-							// Get the installed plugin file.
-							$plugin_info = $this->plugin_info();
-
-							// Don't try to activate on upgrade of active plugin as WP will do this already.
-							if ( ! is_plugin_active( $plugin_info ) ) {
-								$activate = activate_plugin( $plugin_info );
-
-								// Adjust the success string based on the activation result.
-								$this->strings['process_success'] = $this->strings['process_success'] . "<br />\n";
-
-								if ( is_wp_error( $activate ) ) {
-									$this->skin->error( $activate );
-									$this->strings['process_success'] .= $this->strings['activation_failed'];
-								} else {
-									$this->strings['process_success'] .= $this->strings['activation_success'];
-								}
-							}
-						}
-
-						return $bool;
-					}
-				}
-			}
-
-			if ( ! class_exists( 'TGMPA_Bulk_Installer_Skin' ) ) {
-
-				/**
-				 * Installer skin to set strings for the bulk plugin installations..
-				 *
-				 * Extends Bulk_Upgrader_Skin and customizes to suit the installation of multiple
-				 * plugins.
-				 *
-				 * @since 2.2.0
-				 *
-				 * {@internal Since 2.5.2 the class has been renamed from TGM_Bulk_Installer_Skin to
-				 *            TGMPA_Bulk_Installer_Skin.
-				 *            This was done to prevent backward compatibility issues with v2.3.6.}}
-				 *
-				 * @see https://core.trac.wordpress.org/browser/trunk/src/wp-admin/includes/class-wp-upgrader-skins.php
-				 *
-				 * @package TGM-Plugin-Activation
-				 * @author  Thomas Griffin
-				 * @author  Gary Jones
-				 */
-				class TGMPA_Bulk_Installer_Skin extends Bulk_Upgrader_Skin {
-					/**
-					 * Holds plugin info for each individual plugin installation.
-					 *
-					 * @since 2.2.0
-					 *
-					 * @var array
-					 */
-					public $plugin_info = array();
-
-					/**
-					 * Holds names of plugins that are undergoing bulk installations.
-					 *
-					 * @since 2.2.0
-					 *
-					 * @var array
-					 */
-					public $plugin_names = array();
-
-					/**
-					 * Integer to use for iteration through each plugin installation.
-					 *
-					 * @since 2.2.0
-					 *
-					 * @var integer
-					 */
-					public $i = 0;
-
-					/**
-					 * TGMPA instance
-					 *
-					 * @since 2.5.0
-					 *
-					 * @var object
-					 */
-					protected $tgmpa;
-
-					/**
-					 * Constructor. Parses default args with new ones and extracts them for use.
-					 *
-					 * @since 2.2.0
-					 *
-					 * @param array $args Arguments to pass for use within the class.
-					 */
-					public function __construct( $args = array() ) {
-						// Get TGMPA class instance.
-						$this->tgmpa = call_user_func( array( get_class( $GLOBALS['tgmpa'] ), 'get_instance' ) );
-
-						// Parse default and new args.
-						$defaults = array(
-							'url'          => '',
-							'nonce'        => '',
-							'names'        => array(),
-							'install_type' => 'install',
-						);
-						$args     = wp_parse_args( $args, $defaults );
-
-						// Set plugin names to $this->plugin_names property.
-						$this->plugin_names = $args['names'];
-
-						// Extract the new args.
-						parent::__construct( $args );
-					}
-
-					/**
-					 * Sets install skin strings for each individual plugin.
-					 *
-					 * Checks to see if the automatic activation flag is set and uses the
-					 * the proper strings accordingly.
-					 *
-					 * @since 2.2.0
-					 */
-					public function add_strings() {
-						if ( 'update' === $this->options['install_type'] ) {
-							parent::add_strings();
-							/* translators: 1: plugin name, 2: action number 3: total number of actions. */
-							$this->upgrader->strings['skin_before_update_header'] = __( 'Updating Plugin %1$s (%2$d/%3$d)', 'tgmpa' );
-						} else {
-							/* translators: 1: plugin name, 2: error message. */
-							$this->upgrader->strings['skin_update_failed_error'] = __( 'An error occurred while installing %1$s: <strong>%2$s</strong>.', 'tgmpa' );
-							/* translators: 1: plugin name. */
-							$this->upgrader->strings['skin_update_failed'] = __( 'The installation of %1$s failed.', 'tgmpa' );
-
-							if ( $this->tgmpa->is_automatic ) {
-								// Automatic activation strings.
-								$this->upgrader->strings['skin_upgrade_start'] = __( 'The installation and activation process is starting. This process may take a while on some hosts, so please be patient.', 'tgmpa' );
-								/* translators: 1: plugin name. */
-								$this->upgrader->strings['skin_update_successful'] = __( '%1$s installed and activated successfully.', 'tgmpa' ) . ' <a href="#" class="hide-if-no-js" onclick="%2$s"><span>' . esc_html__( 'Show Details', 'tgmpa' ) . '</span><span class="hidden">' . esc_html__( 'Hide Details', 'tgmpa' ) . '</span>.</a>';
-								$this->upgrader->strings['skin_upgrade_end']       = __( 'All installations and activations have been completed.', 'tgmpa' );
-								/* translators: 1: plugin name, 2: action number 3: total number of actions. */
-								$this->upgrader->strings['skin_before_update_header'] = __( 'Installing and Activating Plugin %1$s (%2$d/%3$d)', 'tgmpa' );
-							} else {
-								// Default installation strings.
-								$this->upgrader->strings['skin_upgrade_start'] = __( 'The installation process is starting. This process may take a while on some hosts, so please be patient.', 'tgmpa' );
-								/* translators: 1: plugin name. */
-								$this->upgrader->strings['skin_update_successful'] = esc_html__( '%1$s installed successfully.', 'tgmpa' ) . ' <a href="#" class="hide-if-no-js" onclick="%2$s"><span>' . esc_html__( 'Show Details', 'tgmpa' ) . '</span><span class="hidden">' . esc_html__( 'Hide Details', 'tgmpa' ) . '</span>.</a>';
-								$this->upgrader->strings['skin_upgrade_end']       = __( 'All installations have been completed.', 'tgmpa' );
-								/* translators: 1: plugin name, 2: action number 3: total number of actions. */
-								$this->upgrader->strings['skin_before_update_header'] = __( 'Installing Plugin %1$s (%2$d/%3$d)', 'tgmpa' );
-							}
-						}
-					}
-
-					/**
-					 * Outputs the header strings and necessary JS before each plugin installation.
-					 *
-					 * @since 2.2.0
-					 *
-					 * @param string $title Unused in this implementation.
-					 */
-					public function before( $title = '' ) {
-						if ( empty( $title ) ) {
-							$title = esc_html( $this->plugin_names[ $this->i ] );
-						}
-						parent::before( $title );
-					}
-
-					/**
-					 * Outputs the footer strings and necessary JS after each plugin installation.
-					 *
-					 * Checks for any errors and outputs them if they exist, else output
-					 * success strings.
-					 *
-					 * @since 2.2.0
-					 *
-					 * @param string $title Unused in this implementation.
-					 */
-					public function after( $title = '' ) {
-						if ( empty( $title ) ) {
-							$title = esc_html( $this->plugin_names[ $this->i ] );
-						}
-						parent::after( $title );
-
-						$this->i++;
-					}
-
-					/**
-					 * Outputs links after bulk plugin installation is complete.
-					 *
-					 * @since 2.2.0
-					 */
-					public function bulk_footer() {
-						// Serve up the string to say installations (and possibly activations) are complete.
-						parent::bulk_footer();
-
-						// Flush plugins cache so we can make sure that the installed plugins list is always up to date.
-						wp_clean_plugins_cache();
-
-						$this->tgmpa->show_tgmpa_version();
-
-						// Display message based on if all plugins are now active or not.
-						$update_actions = array();
-
-						if ( $this->tgmpa->is_tgmpa_complete() ) {
-							// All plugins are active, so we display the complete string and hide the menu to protect users.
-							echo '<style type="text/css">#adminmenu .wp-submenu li.current { display: none !important; }</style>';
-							$update_actions['dashboard'] = sprintf(
-								esc_html( $this->tgmpa->strings['complete'] ),
-								'<a href="' . esc_url( self_admin_url() ) . '">' . esc_html__( 'Return to the Dashboard', 'tgmpa' ) . '</a>'
-							);
-						} else {
-							$update_actions['tgmpa_page'] = '<a href="' . esc_url( $this->tgmpa->get_tgmpa_url() ) . '" target="_parent">' . esc_html( $this->tgmpa->strings['return'] ) . '</a>';
-						}
-
-						/**
-						 * Filter the list of action links available following bulk plugin installs/updates.
-						 *
-						 * @since 2.5.0
-						 *
-						 * @param array $update_actions Array of plugin action links.
-						 * @param array $plugin_info    Array of information for the last-handled plugin.
-						 */
-						$update_actions = apply_filters( 'tgmpa_update_bulk_plugins_complete_actions', $update_actions, $this->plugin_info );
-
-						if ( ! empty( $update_actions ) ) {
-							$this->feedback( implode( ' | ', (array) $update_actions ) );
-						}
-					}
-
-					/* *********** DEPRECATED METHODS *********** */
-
-					/**
-					 * Flush header output buffer.
-					 *
-					 * @since      2.2.0
-					 * @deprecated 2.5.0 use {@see Bulk_Upgrader_Skin::flush_output()} instead
-					 * @see        Bulk_Upgrader_Skin::flush_output()
-					 */
-					public function before_flush_output() {
-						_deprecated_function( __FUNCTION__, 'TGMPA 2.5.0', 'Bulk_Upgrader_Skin::flush_output()' );
-						$this->flush_output();
-					}
-
-					/**
-					 * Flush footer output buffer and iterate $this->i to make sure the
-					 * installation strings reference the correct plugin.
-					 *
-					 * @since      2.2.0
-					 * @deprecated 2.5.0 use {@see Bulk_Upgrader_Skin::flush_output()} instead
-					 * @see        Bulk_Upgrader_Skin::flush_output()
-					 */
-					public function after_flush_output() {
-						_deprecated_function( __FUNCTION__, 'TGMPA 2.5.0', 'Bulk_Upgrader_Skin::flush_output()' );
-						$this->flush_output();
-						$this->i++;
-					}
-				}
-			}
-		}
-	}
+                            $result = $this->run(
+                                array(
+                                    'package'           => $plugin, // [TGMPA + ] adjusted.
+                                    'destination'       => WP_PLUGIN_DIR,
+                                    'clear_destination' => false, // [TGMPA + ] adjusted.
+                                    'clear_working'     => true,
+                                    'is_multi'          => true,
+                                    'hook_extra'        => array(
+                                        'plugin' => $plugin,
+                                    ),
+                                )
+                            );
+
+                            $results[ $plugin ] = $this->result;
+
+                            // Prevent credentials auth screen from displaying multiple times.
+                            if ( false === $result ) {
+                                break;
+                            }
+                        } //end foreach $plugins
+
+                        $this->maintenance_mode( false );
+
+                        /**
+                         * Fires when the bulk upgrader process is complete.
+                         *
+                         * @since WP 3.6.0 / TGMPA 2.5.0
+                         *
+                         * @param Plugin_Upgrader $this Plugin_Upgrader instance. In other contexts, $this, might
+                         *                              be a Theme_Upgrader or Core_Upgrade instance.
+                         * @param array           $data {
+                         *     Array of bulk item update data.
+                         *
+                         *     @type string $action   Type of action. Default 'update'.
+                         *     @type string $type     Type of update process. Accepts 'plugin', 'theme', or 'core'.
+                         *     @type bool   $bulk     Whether the update process is a bulk update. Default true.
+                         *     @type array  $packages Array of plugin, theme, or core packages to update.
+                         * }
+                         */
+                        do_action( 'upgrader_process_complete', $this, array(
+                            'action'  => 'install', // [TGMPA + ] adjusted.
+                            'type'    => 'plugin',
+                            'bulk'    => true,
+                            'plugins' => $plugins,
+                        ) );
+
+                        $this->skin->bulk_footer();
+
+                        $this->skin->footer();
+
+                        // Cleanup our hooks, in case something else does a upgrade on this connection.
+                        /* [TGMPA - ] remove_filter('upgrader_clear_destination', array($this, 'delete_old_plugin')); */
+
+                        // [TGMPA + ] Remove our auto-activation hook.
+                        remove_filter( 'upgrader_post_install', array( $this, 'auto_activate' ), 10 );
+
+                        // Force refresh of plugin update information.
+                        wp_clean_plugins_cache( $parsed_args['clear_update_cache'] );
+
+                        return $results;
+                    }
+
+                    /**
+                     * Handle a bulk upgrade request.
+                     *
+                     * @since 2.5.0
+                     *
+                     * @see Plugin_Upgrader::bulk_upgrade()
+                     *
+                     * @param array $plugins The local WP file_path's of the plugins which should be upgraded.
+                     * @param array $args    Arbitrary passed extra arguments.
+                     * @return string|bool Install confirmation messages on success, false on failure.
+                     */
+                    public function bulk_upgrade( $plugins, $args = array() ) {
+
+                        add_filter( 'upgrader_post_install', array( $this, 'auto_activate' ), 10 );
+
+                        $result = parent::bulk_upgrade( $plugins, $args );
+
+                        remove_filter( 'upgrader_post_install', array( $this, 'auto_activate' ), 10 );
+
+                        return $result;
+                    }
+
+                    /**
+                     * Abuse a filter to auto-activate plugins after installation.
+                     *
+                     * Hooked into the 'upgrader_post_install' filter hook.
+                     *
+                     * @since 2.5.0
+                     *
+                     * @param bool $bool The value we need to give back (true).
+                     * @return bool
+                     */
+                    public function auto_activate( $bool ) {
+                        // Only process the activation of installed plugins if the automatic flag is set to true.
+                        if ( $this->tgmpa->is_automatic ) {
+                            // Flush plugins cache so the headers of the newly installed plugins will be read correctly.
+                            wp_clean_plugins_cache();
+
+                            // Get the installed plugin file.
+                            $plugin_info = $this->plugin_info();
+
+                            // Don't try to activate on upgrade of active plugin as WP will do this already.
+                            if ( ! is_plugin_active( $plugin_info ) ) {
+                                $activate = activate_plugin( $plugin_info );
+
+                                // Adjust the success string based on the activation result.
+                                $this->strings['process_success'] = $this->strings['process_success'] . "<br />\n";
+
+                                if ( is_wp_error( $activate ) ) {
+                                    $this->skin->error( $activate );
+                                    $this->strings['process_success'] .= $this->strings['activation_failed'];
+                                } else {
+                                    $this->strings['process_success'] .= $this->strings['activation_success'];
+                                }
+                            }
+                        }
+
+                        return $bool;
+                    }
+                }
+            }
+
+            if ( ! class_exists( 'TGMPA_Bulk_Installer_Skin' ) ) {
+
+                /**
+                 * Installer skin to set strings for the bulk plugin installations..
+                 *
+                 * Extends Bulk_Upgrader_Skin and customizes to suit the installation of multiple
+                 * plugins.
+                 *
+                 * @since 2.2.0
+                 *
+                 * {@internal Since 2.5.2 the class has been renamed from TGM_Bulk_Installer_Skin to
+                 *            TGMPA_Bulk_Installer_Skin.
+                 *            This was done to prevent backward compatibility issues with v2.3.6.}}
+                 *
+                 * @see https://core.trac.wordpress.org/browser/trunk/src/wp-admin/includes/class-wp-upgrader-skins.php
+                 *
+                 * @package TGM-Plugin-Activation
+                 * @author  Thomas Griffin
+                 * @author  Gary Jones
+                 */
+                class TGMPA_Bulk_Installer_Skin extends Bulk_Upgrader_Skin {
+                    /**
+                     * Holds plugin info for each individual plugin installation.
+                     *
+                     * @since 2.2.0
+                     *
+                     * @var array
+                     */
+                    public $plugin_info = array();
+
+                    /**
+                     * Holds names of plugins that are undergoing bulk installations.
+                     *
+                     * @since 2.2.0
+                     *
+                     * @var array
+                     */
+                    public $plugin_names = array();
+
+                    /**
+                     * Integer to use for iteration through each plugin installation.
+                     *
+                     * @since 2.2.0
+                     *
+                     * @var integer
+                     */
+                    public $i = 0;
+
+                    /**
+                     * TGMPA instance
+                     *
+                     * @since 2.5.0
+                     *
+                     * @var object
+                     */
+                    protected $tgmpa;
+
+                    /**
+                     * Constructor. Parses default args with new ones and extracts them for use.
+                     *
+                     * @since 2.2.0
+                     *
+                     * @param array $args Arguments to pass for use within the class.
+                     */
+                    public function __construct( $args = array() ) {
+                        // Get TGMPA class instance.
+                        $this->tgmpa = call_user_func( array( get_class( $GLOBALS['tgmpa'] ), 'get_instance' ) );
+
+                        // Parse default and new args.
+                        $defaults = array(
+                            'url'          => '',
+                            'nonce'        => '',
+                            'names'        => array(),
+                            'install_type' => 'install',
+                        );
+                        $args     = wp_parse_args( $args, $defaults );
+
+                        // Set plugin names to $this->plugin_names property.
+                        $this->plugin_names = $args['names'];
+
+                        // Extract the new args.
+                        parent::__construct( $args );
+                    }
+
+                    /**
+                     * Sets install skin strings for each individual plugin.
+                     *
+                     * Checks to see if the automatic activation flag is set and uses the
+                     * the proper strings accordingly.
+                     *
+                     * @since 2.2.0
+                     */
+                    public function add_strings() {
+                        if ( 'update' === $this->options['install_type'] ) {
+                            parent::add_strings();
+                            /* translators: 1: plugin name, 2: action number 3: total number of actions. */
+                            $this->upgrader->strings['skin_before_update_header'] = __( 'Updating Plugin %1$s (%2$d/%3$d)', 'tgmpa' );
+                        } else {
+                            /* translators: 1: plugin name, 2: error message. */
+                            $this->upgrader->strings['skin_update_failed_error'] = __( 'An error occurred while installing %1$s: <strong>%2$s</strong>.', 'tgmpa' );
+                            /* translators: 1: plugin name. */
+                            $this->upgrader->strings['skin_update_failed'] = __( 'The installation of %1$s failed.', 'tgmpa' );
+
+                            if ( $this->tgmpa->is_automatic ) {
+                                // Automatic activation strings.
+                                $this->upgrader->strings['skin_upgrade_start'] = __( 'The installation and activation process is starting. This process may take a while on some hosts, so please be patient.', 'tgmpa' );
+                                /* translators: 1: plugin name. */
+                                $this->upgrader->strings['skin_update_successful'] = __( '%1$s installed and activated successfully.', 'tgmpa' ) . ' <a href="#" class="hide-if-no-js" onclick="%2$s"><span>' . esc_html__( 'Show Details', 'tgmpa' ) . '</span><span class="hidden">' . esc_html__( 'Hide Details', 'tgmpa' ) . '</span>.</a>';
+                                $this->upgrader->strings['skin_upgrade_end']       = __( 'All installations and activations have been completed.', 'tgmpa' );
+                                /* translators: 1: plugin name, 2: action number 3: total number of actions. */
+                                $this->upgrader->strings['skin_before_update_header'] = __( 'Installing and Activating Plugin %1$s (%2$d/%3$d)', 'tgmpa' );
+                            } else {
+                                // Default installation strings.
+                                $this->upgrader->strings['skin_upgrade_start'] = __( 'The installation process is starting. This process may take a while on some hosts, so please be patient.', 'tgmpa' );
+                                /* translators: 1: plugin name. */
+                                $this->upgrader->strings['skin_update_successful'] = esc_html__( '%1$s installed successfully.', 'tgmpa' ) . ' <a href="#" class="hide-if-no-js" onclick="%2$s"><span>' . esc_html__( 'Show Details', 'tgmpa' ) . '</span><span class="hidden">' . esc_html__( 'Hide Details', 'tgmpa' ) . '</span>.</a>';
+                                $this->upgrader->strings['skin_upgrade_end']       = __( 'All installations have been completed.', 'tgmpa' );
+                                /* translators: 1: plugin name, 2: action number 3: total number of actions. */
+                                $this->upgrader->strings['skin_before_update_header'] = __( 'Installing Plugin %1$s (%2$d/%3$d)', 'tgmpa' );
+                            }
+                        }
+                    }
+
+                    /**
+                     * Outputs the header strings and necessary JS before each plugin installation.
+                     *
+                     * @since 2.2.0
+                     *
+                     * @param string $title Unused in this implementation.
+                     */
+                    public function before( $title = '' ) {
+                        if ( empty( $title ) ) {
+                            $title = esc_html( $this->plugin_names[ $this->i ] );
+                        }
+                        parent::before( $title );
+                    }
+
+                    /**
+                     * Outputs the footer strings and necessary JS after each plugin installation.
+                     *
+                     * Checks for any errors and outputs them if they exist, else output
+                     * success strings.
+                     *
+                     * @since 2.2.0
+                     *
+                     * @param string $title Unused in this implementation.
+                     */
+                    public function after( $title = '' ) {
+                        if ( empty( $title ) ) {
+                            $title = esc_html( $this->plugin_names[ $this->i ] );
+                        }
+                        parent::after( $title );
+
+                        $this->i++;
+                    }
+
+                    /**
+                     * Outputs links after bulk plugin installation is complete.
+                     *
+                     * @since 2.2.0
+                     */
+                    public function bulk_footer() {
+                        // Serve up the string to say installations (and possibly activations) are complete.
+                        parent::bulk_footer();
+
+                        // Flush plugins cache so we can make sure that the installed plugins list is always up to date.
+                        wp_clean_plugins_cache();
+
+                        $this->tgmpa->show_tgmpa_version();
+
+                        // Display message based on if all plugins are now active or not.
+                        $update_actions = array();
+
+                        if ( $this->tgmpa->is_tgmpa_complete() ) {
+                            // All plugins are active, so we display the complete string and hide the menu to protect users.
+                            echo '<style type="text/css">#adminmenu .wp-submenu li.current { display: none !important; }</style>';
+                            $update_actions['dashboard'] = sprintf(
+                                esc_html( $this->tgmpa->strings['complete'] ),
+                                '<a href="' . esc_url( self_admin_url() ) . '">' . esc_html__( 'Return to the Dashboard', 'tgmpa' ) . '</a>'
+                            );
+                        } else {
+                            $update_actions['tgmpa_page'] = '<a href="' . esc_url( $this->tgmpa->get_tgmpa_url() ) . '" target="_parent">' . esc_html( $this->tgmpa->strings['return'] ) . '</a>';
+                        }
+
+                        /**
+                         * Filter the list of action links available following bulk plugin installs/updates.
+                         *
+                         * @since 2.5.0
+                         *
+                         * @param array $update_actions Array of plugin action links.
+                         * @param array $plugin_info    Array of information for the last-handled plugin.
+                         */
+                        $update_actions = apply_filters( 'tgmpa_update_bulk_plugins_complete_actions', $update_actions, $this->plugin_info );
+
+                        if ( ! empty( $update_actions ) ) {
+                            $this->feedback( implode( ' | ', (array) $update_actions ) );
+                        }
+                    }
+
+                    /* *********** DEPRECATED METHODS *********** */
+
+                    /**
+                     * Flush header output buffer.
+                     *
+                     * @since      2.2.0
+                     * @deprecated 2.5.0 use {@see Bulk_Upgrader_Skin::flush_output()} instead
+                     * @see        Bulk_Upgrader_Skin::flush_output()
+                     */
+                    public function before_flush_output() {
+                        _deprecated_function( __FUNCTION__, 'TGMPA 2.5.0', 'Bulk_Upgrader_Skin::flush_output()' );
+                        $this->flush_output();
+                    }
+
+                    /**
+                     * Flush footer output buffer and iterate $this->i to make sure the
+                     * installation strings reference the correct plugin.
+                     *
+                     * @since      2.2.0
+                     * @deprecated 2.5.0 use {@see Bulk_Upgrader_Skin::flush_output()} instead
+                     * @see        Bulk_Upgrader_Skin::flush_output()
+                     */
+                    public function after_flush_output() {
+                        _deprecated_function( __FUNCTION__, 'TGMPA 2.5.0', 'Bulk_Upgrader_Skin::flush_output()' );
+                        $this->flush_output();
+                        $this->i++;
+                    }
+                }
+            }
+        }
+    }
 }
 
 if ( ! class_exists( 'TGMPA_Utils' ) ) {
 
-	/**
-	 * Generic utilities for TGMPA.
-	 *
-	 * All methods are static, poor-dev name-spacing class wrapper.
-	 *
-	 * Class was called TGM_Utils in 2.5.0 but renamed TGMPA_Utils in 2.5.1 as this was conflicting with Soliloquy.
-	 *
-	 * @since 2.5.0
-	 *
-	 * @package TGM-Plugin-Activation
-	 * @author  Juliette Reinders Folmer
-	 */
-	class TGMPA_Utils {
-		/**
-		 * Whether the PHP filter extension is enabled.
-		 *
-		 * @see http://php.net/book.filter
-		 *
-		 * @since 2.5.0
-		 *
-		 * @static
-		 *
-		 * @var bool $has_filters True is the extension is enabled.
-		 */
-		public static $has_filters;
-
-		/**
-		 * Wrap an arbitrary string in <em> tags. Meant to be used in combination with array_map().
-		 *
-		 * @since 2.5.0
-		 *
-		 * @static
-		 *
-		 * @param string $string Text to be wrapped.
-		 * @return string
-		 */
-		public static function wrap_in_em( $string ) {
-			return '<em>' . wp_kses_post( $string ) . '</em>';
-		}
-
-		/**
-		 * Wrap an arbitrary string in <strong> tags. Meant to be used in combination with array_map().
-		 *
-		 * @since 2.5.0
-		 *
-		 * @static
-		 *
-		 * @param string $string Text to be wrapped.
-		 * @return string
-		 */
-		public static function wrap_in_strong( $string ) {
-			return '<strong>' . wp_kses_post( $string ) . '</strong>';
-		}
-
-		/**
-		 * Helper function: Validate a value as boolean
-		 *
-		 * @since 2.5.0
-		 *
-		 * @static
-		 *
-		 * @param mixed $value Arbitrary value.
-		 * @return bool
-		 */
-		public static function validate_bool( $value ) {
-			if ( ! isset( self::$has_filters ) ) {
-				self::$has_filters = extension_loaded( 'filter' );
-			}
-
-			if ( self::$has_filters ) {
-				return filter_var( $value, FILTER_VALIDATE_BOOLEAN );
-			} else {
-				return self::emulate_filter_bool( $value );
-			}
-		}
-
-		/**
-		 * Helper function: Cast a value to bool
-		 *
-		 * @since 2.5.0
-		 *
-		 * @static
-		 *
-		 * @param mixed $value Value to cast.
-		 * @return bool
-		 */
-		protected static function emulate_filter_bool( $value ) {
-			// @codingStandardsIgnoreStart
-			static $true  = array(
-				'1',
-				'true', 'True', 'TRUE',
-				'y', 'Y',
-				'yes', 'Yes', 'YES',
-				'on', 'On', 'ON',
-			);
-			static $false = array(
-				'0',
-				'false', 'False', 'FALSE',
-				'n', 'N',
-				'no', 'No', 'NO',
-				'off', 'Off', 'OFF',
-			);
-			// @codingStandardsIgnoreEnd
-
-			if ( is_bool( $value ) ) {
-				return $value;
-			} elseif ( is_int( $value ) && ( 0 === $value || 1 === $value ) ) {
-				return (bool) $value;
-			} elseif ( ( is_float( $value ) && ! is_nan( $value ) ) && ( (float) 0 === $value || (float) 1 === $value ) ) {
-				return (bool) $value;
-			} elseif ( is_string( $value ) ) {
-				$value = trim( $value );
-				if ( in_array( $value, $true, true ) ) {
-					return true;
-				} elseif ( in_array( $value, $false, true ) ) {
-					return false;
-				} else {
-					return false;
-				}
-			}
-
-			return false;
-		}
-	} // End of class TGMPA_Utils
+    /**
+     * Generic utilities for TGMPA.
+     *
+     * All methods are static, poor-dev name-spacing class wrapper.
+     *
+     * Class was called TGM_Utils in 2.5.0 but renamed TGMPA_Utils in 2.5.1 as this was conflicting with Soliloquy.
+     *
+     * @since 2.5.0
+     *
+     * @package TGM-Plugin-Activation
+     * @author  Juliette Reinders Folmer
+     */
+    class TGMPA_Utils {
+        /**
+         * Whether the PHP filter extension is enabled.
+         *
+         * @see http://php.net/book.filter
+         *
+         * @since 2.5.0
+         *
+         * @static
+         *
+         * @var bool $has_filters True is the extension is enabled.
+         */
+        public static $has_filters;
+
+        /**
+         * Wrap an arbitrary string in <em> tags. Meant to be used in combination with array_map().
+         *
+         * @since 2.5.0
+         *
+         * @static
+         *
+         * @param string $string Text to be wrapped.
+         * @return string
+         */
+        public static function wrap_in_em( $string ) {
+            return '<em>' . wp_kses_post( $string ) . '</em>';
+        }
+
+        /**
+         * Wrap an arbitrary string in <strong> tags. Meant to be used in combination with array_map().
+         *
+         * @since 2.5.0
+         *
+         * @static
+         *
+         * @param string $string Text to be wrapped.
+         * @return string
+         */
+        public static function wrap_in_strong( $string ) {
+            return '<strong>' . wp_kses_post( $string ) . '</strong>';
+        }
+
+        /**
+         * Helper function: Validate a value as boolean
+         *
+         * @since 2.5.0
+         *
+         * @static
+         *
+         * @param mixed $value Arbitrary value.
+         * @return bool
+         */
+        public static function validate_bool( $value ) {
+            if ( ! isset( self::$has_filters ) ) {
+                self::$has_filters = extension_loaded( 'filter' );
+            }
+
+            if ( self::$has_filters ) {
+                return filter_var( $value, FILTER_VALIDATE_BOOLEAN );
+            } else {
+                return self::emulate_filter_bool( $value );
+            }
+        }
+
+        /**
+         * Helper function: Cast a value to bool
+         *
+         * @since 2.5.0
+         *
+         * @static
+         *
+         * @param mixed $value Value to cast.
+         * @return bool
+         */
+        protected static function emulate_filter_bool( $value ) {
+            // @codingStandardsIgnoreStart
+            static $true  = array(
+                '1',
+                'true', 'True', 'TRUE',
+                'y', 'Y',
+                'yes', 'Yes', 'YES',
+                'on', 'On', 'ON',
+            );
+            static $false = array(
+                '0',
+                'false', 'False', 'FALSE',
+                'n', 'N',
+                'no', 'No', 'NO',
+                'off', 'Off', 'OFF',
+            );
+            // @codingStandardsIgnoreEnd
+
+            if ( is_bool( $value ) ) {
+                return $value;
+            } elseif ( is_int( $value ) && ( 0 === $value || 1 === $value ) ) {
+                return (bool) $value;
+            } elseif ( ( is_float( $value ) && ! is_nan( $value ) ) && ( (float) 0 === $value || (float) 1 === $value ) ) {
+                return (bool) $value;
+            } elseif ( is_string( $value ) ) {
+                $value = trim( $value );
+                if ( in_array( $value, $true, true ) ) {
+                    return true;
+                } elseif ( in_array( $value, $false, true ) ) {
+                    return false;
+                } else {
+                    return false;
+                }
+            }
+
+            return false;
+        }
+    } // End of class TGMPA_Utils
 } // End of class_exists wrapper