WordPress 4.4
[autoinstalls/wordpress.git] / wp-admin / includes / class-wp-ms-themes-list-table.php
index 6e34a163d346ef7148c9a06dfda26212ade80008..ef1ab91b3d5362f9523b6375fe7536c9ba7cafcf 100644 (file)
 <?php
 /**
- * MS Themes List Table class.
+ * List Table API: WP_MS_Themes_List_Table class
  *
  * @package WordPress
- * @subpackage List_Table
+ * @subpackage Administration
+ * @since 3.1.0
+ */
+
+/**
+ * Core class used to implement displaying themes in a list table for the network admin.
+ *
  * @since 3.1.0
  * @access private
+ *
+ * @see WP_List_Table
  */
 class WP_MS_Themes_List_Table extends WP_List_Table {
 
-       var $site_id;
-       var $is_site_themes;
-
-       function WP_MS_Themes_List_Table() {
+       public $site_id;
+       public $is_site_themes;
+
+       private $has_items;
+
+       /**
+        * Constructor.
+        *
+        * @since 3.1.0
+        * @access public
+        *
+        * @see WP_List_Table::__construct() for more information on default arguments.
+        *
+        * @global string $status
+        * @global int    $page
+        *
+        * @param array $args An associative array of arguments.
+        */
+       public function __construct( $args = array() ) {
                global $status, $page;
 
-               $default_status = get_user_option( 'themes_last_view' );
-               if ( empty( $default_status ) )
-                       $default_status = 'all';
-               $status = isset( $_REQUEST['theme_status'] ) ? $_REQUEST['theme_status'] : $default_status;
-               if ( !in_array( $status, array( 'all', 'enabled', 'disabled', 'upgrade', 'search' ) ) )
+               parent::__construct( array(
+                       'plural' => 'themes',
+                       'screen' => isset( $args['screen'] ) ? $args['screen'] : null,
+               ) );
+
+               $status = isset( $_REQUEST['theme_status'] ) ? $_REQUEST['theme_status'] : 'all';
+               if ( !in_array( $status, array( 'all', 'enabled', 'disabled', 'upgrade', 'search', 'broken' ) ) )
                        $status = 'all';
-               if ( $status != $default_status && 'search' != $status )
-                       update_user_meta( get_current_user_id(), 'themes_last_view', $status );
 
                $page = $this->get_pagenum();
 
-               $screen = get_current_screen();
-               $this->is_site_themes = ( 'site-themes-network' == $screen->id ) ? true : false;
+               $this->is_site_themes = ( 'site-themes-network' === $this->screen->id ) ? true : false;
 
                if ( $this->is_site_themes )
                        $this->site_id = isset( $_REQUEST['id'] ) ? intval( $_REQUEST['id'] ) : 0;
-
-               parent::WP_List_Table( array(
-                       'plural' => 'themes'
-               ) );
        }
 
-       function get_table_classes() {
-               return array( 'widefat', 'plugins' );   // todo: remove and add CSS for .themes
+       /**
+        *
+        * @return array
+        */
+       protected function get_table_classes() {
+               // todo: remove and add CSS for .themes
+               return array( 'widefat', 'plugins' );
        }
 
-       function ajax_user_can() {
-               $menu_perms = get_site_option( 'menu_items', array() );
-
-               if ( empty( $menu_perms['themes'] ) && ! is_super_admin() )
-                       return false;
-
-               if ( $this->is_site_themes && !current_user_can('manage_sites') )
-                       return false;
-               elseif ( !$this->is_site_themes && !current_user_can('manage_network_themes') )
-                       return false;
-               return true;
+       /**
+        *
+        * @return bool
+        */
+       public function ajax_user_can() {
+               if ( $this->is_site_themes )
+                       return current_user_can( 'manage_sites' );
+               else
+                       return current_user_can( 'manage_network_themes' );
        }
 
-       function prepare_items() {
-               global $status, $themes, $totals, $page, $orderby, $order, $s;
+       /**
+        *
+        * @global string $status
+        * @global array $totals
+        * @global int $page
+        * @global string $orderby
+        * @global string $order
+        * @global string $s
+        */
+       public function prepare_items() {
+               global $status, $totals, $page, $orderby, $order, $s;
 
                wp_reset_vars( array( 'orderby', 'order', 's' ) );
 
                $themes = array(
-                       'all' => apply_filters( 'all_themes', get_themes() ),
+                       /**
+                        * Filter the full array of WP_Theme objects to list in the Multisite
+                        * themes list table.
+                        *
+                        * @since 3.1.0
+                        *
+                        * @param array $all An array of WP_Theme objects to display in the list table.
+                        */
+                       'all' => apply_filters( 'all_themes', wp_get_themes() ),
                        'search' => array(),
                        'enabled' => array(),
                        'disabled' => array(),
-                       'upgrade' => array()
+                       'upgrade' => array(),
+                       'broken' => $this->is_site_themes ? array() : wp_get_themes( array( 'errors' => true ) ),
                );
 
-               $site_allowed_themes = get_site_allowed_themes();
-               if ( !$this->is_site_themes ) {
-                       $allowed_themes = $site_allowed_themes;
-                       $themes_per_page = $this->get_items_per_page( 'themes_network_per_page' );
-               } else {
-                       $allowed_themes = wpmu_get_blog_allowedthemes( $this->site_id );
+               if ( $this->is_site_themes ) {
                        $themes_per_page = $this->get_items_per_page( 'site_themes_network_per_page' );
+                       $allowed_where = 'site';
+               } else {
+                       $themes_per_page = $this->get_items_per_page( 'themes_network_per_page' );
+                       $allowed_where = 'network';
                }
 
-               $current = get_site_transient( 'update_themes' );
+               $maybe_update = current_user_can( 'update_themes' ) && ! $this->is_site_themes && $current = get_site_transient( 'update_themes' );
 
                foreach ( (array) $themes['all'] as $key => $theme ) {
-                       $theme_key = $theme['Stylesheet'];
-
-                       if ( isset( $allowed_themes [ $theme_key ] ) )  {
-                               $themes['all'][$key]['enabled'] = true;
-                               $themes['enabled'][$key] = $themes['all'][$key];
-                       }
-                       else {
-                               $themes['all'][$key]['enabled'] = false;
-                               $themes['disabled'][$key] = $themes['all'][$key];
+                       if ( $this->is_site_themes && $theme->is_allowed( 'network' ) ) {
+                               unset( $themes['all'][ $key ] );
+                               continue;
                        }
-                       if ( isset( $current->response[ $theme['Template'] ] ) )
-                               $themes['upgrade'][$key] = $themes['all'][$key];
 
-                       if ( $this->is_site_themes && isset( $site_allowed_themes[$theme_key] ) ) {
-                               unset( $themes['all'][$key] );
-                               unset( $themes['enabled'][$key] );
-                               unset( $themes['disabled'][$key] );
+                       if ( $maybe_update && isset( $current->response[ $key ] ) ) {
+                               $themes['all'][ $key ]->update = true;
+                               $themes['upgrade'][ $key ] = $themes['all'][ $key ];
                        }
-               }
 
-               if ( !current_user_can( 'update_themes' ) || $this->is_site_themes )
-                       $themes['upgrade'] = array();
+                       $filter = $theme->is_allowed( $allowed_where, $this->site_id ) ? 'enabled' : 'disabled';
+                       $themes[ $filter ][ $key ] = $themes['all'][ $key ];
+               }
 
                if ( $s ) {
                        $status = 'search';
-                       $themes['search'] = array_filter( $themes['all'], array( &$this, '_search_callback' ) );
+                       $themes['search'] = array_filter( array_merge( $themes['all'], $themes['broken'] ), array( $this, '_search_callback' ) );
                }
 
                $totals = array();
@@ -115,19 +144,28 @@ class WP_MS_Themes_List_Table extends WP_List_Table {
                        $status = 'all';
 
                $this->items = $themes[ $status ];
+               WP_Theme::sort_by_name( $this->items );
+
+               $this->has_items = ! empty( $themes['all'] );
                $total_this_page = $totals[ $status ];
 
                if ( $orderby ) {
                        $orderby = ucfirst( $orderby );
                        $order = strtoupper( $order );
 
-                       uasort( $this->items, array( &$this, '_order_callback' ) );
+                       if ( $orderby === 'Name' ) {
+                               if ( 'ASC' === $order ) {
+                                       $this->items = array_reverse( $this->items );
+                               }
+                       } else {
+                               uasort( $this->items, array( $this, '_order_callback' ) );
+                       }
                }
 
                $start = ( $page - 1 ) * $themes_per_page;
 
                if ( $total_this_page > $themes_per_page )
-                       $this->items = array_slice( $this->items, $start, $themes_per_page );
+                       $this->items = array_slice( $this->items, $start, $themes_per_page, true );
 
                $this->set_pagination_args( array(
                        'total_items' => $total_this_page,
@@ -135,46 +173,70 @@ class WP_MS_Themes_List_Table extends WP_List_Table {
                ) );
        }
 
-       function _search_callback( $theme ) {
-               static $term;
+       /**
+        * @staticvar string $term
+        * @param WP_Theme $theme
+        * @return bool
+        */
+       public function _search_callback( $theme ) {
+               static $term = null;
                if ( is_null( $term ) )
-                       $term = stripslashes( $_REQUEST['s'] );
+                       $term = wp_unslash( $_REQUEST['s'] );
 
-               $search_fields = array( 'Name', 'Title', 'Description', 'Author', 'Author Name', 'Author URI', 'Template', 'Stylesheet' );
-               foreach ( $search_fields as $field )
-                       if ( stripos( $theme[ $field ], $term ) !== false )
+               foreach ( array( 'Name', 'Description', 'Author', 'Author', 'AuthorURI' ) as $field ) {
+                       // Don't mark up; Do translate.
+                       if ( false !== stripos( $theme->display( $field, false, true ), $term ) )
                                return true;
+               }
+
+               if ( false !== stripos( $theme->get_stylesheet(), $term ) )
+                       return true;
+
+               if ( false !== stripos( $theme->get_template(), $term ) )
+                       return true;
 
                return false;
        }
 
-       function _order_callback( $theme_a, $theme_b ) {
+       // Not used by any core columns.
+       /**
+        * @global string $orderby
+        * @global string $order
+        * @param array $theme_a
+        * @param array $theme_b
+        * @return int
+        */
+       public function _order_callback( $theme_a, $theme_b ) {
                global $orderby, $order;
 
-               $a = $theme_a[$orderby];
-               $b = $theme_b[$orderby];
+               $a = $theme_a[ $orderby ];
+               $b = $theme_b[ $orderby ];
 
                if ( $a == $b )
                        return 0;
 
-               if ( 'DESC' == $order )
+               if ( 'DESC' === $order )
                        return ( $a < $b ) ? 1 : -1;
                else
                        return ( $a < $b ) ? -1 : 1;
        }
 
-       function no_items() {
-               global $themes;
-
-               if ( !empty( $themes['all'] ) )
+       /**
+        * @access public
+        */
+       public function no_items() {
+               if ( $this->has_items ) {
                        _e( 'No themes found.' );
-               else
+               } else {
                        _e( 'You do not appear to have any themes available at this time.' );
+               }
        }
 
-       function get_columns() {
-               global $status;
-
+       /**
+        *
+        * @return array
+        */
+       public function get_columns() {
                return array(
                        'cb'          => '<input type="checkbox" />',
                        'name'        => __( 'Theme' ),
@@ -182,13 +244,35 @@ class WP_MS_Themes_List_Table extends WP_List_Table {
                );
        }
 
-       function get_sortable_columns() {
+       /**
+        *
+        * @return array
+        */
+       protected function get_sortable_columns() {
                return array(
                        'name'         => 'name',
                );
        }
 
-       function get_views() {
+       /**
+        * Gets the name of the primary column.
+        *
+        * @since 4.3.0
+        * @access protected
+        *
+        * @return string Unalterable name of the primary column name, in this case, 'name'.
+        */
+       protected function get_primary_column_name() {
+               return 'name';
+       }
+
+       /**
+        *
+        * @global array $totals
+        * @global string $status
+        * @return array
+        */
+       protected function get_views() {
                global $totals, $status;
 
                $status_links = array();
@@ -209,6 +293,9 @@ class WP_MS_Themes_List_Table extends WP_List_Table {
                                case 'upgrade':
                                        $text = _n( 'Update Available <span class="count">(%s)</span>', 'Update Available <span class="count">(%s)</span>', $count );
                                        break;
+                               case 'broken' :
+                                       $text = _n( 'Broken <span class="count">(%s)</span>', 'Broken <span class="count">(%s)</span>', $count );
+                                       break;
                        }
 
                        if ( $this->is_site_themes )
@@ -219,7 +306,7 @@ class WP_MS_Themes_List_Table extends WP_List_Table {
                        if ( 'search' != $type ) {
                                $status_links[$type] = sprintf( "<a href='%s' %s>%s</a>",
                                        esc_url( add_query_arg('theme_status', $type, $url) ),
-                                       ( $type == $status ) ? ' class="current"' : '',
+                                       ( $type === $status ) ? ' class="current"' : '',
                                        sprintf( $text, number_format_i18n( $count ) )
                                );
                        }
@@ -228,7 +315,12 @@ class WP_MS_Themes_List_Table extends WP_List_Table {
                return $status_links;
        }
 
-       function get_bulk_actions() {
+       /**
+        * @global string $status
+        *
+        * @return array
+        */
+       protected function get_bulk_actions() {
                global $status;
 
                $actions = array();
@@ -237,39 +329,64 @@ class WP_MS_Themes_List_Table extends WP_List_Table {
                if ( 'disabled' != $status )
                        $actions['disable-selected'] = $this->is_site_themes ? __( 'Disable' ) : __( 'Network Disable' );
                if ( ! $this->is_site_themes ) {
-                       if ( current_user_can( 'delete_themes' ) )
-                               $actions['delete-selected'] = __( 'Delete' );
                        if ( current_user_can( 'update_themes' ) )
                                $actions['update-selected'] = __( 'Update' );
+                       if ( current_user_can( 'delete_themes' ) )
+                               $actions['delete-selected'] = __( 'Delete' );
                }
                return $actions;
        }
 
-       function bulk_actions( $which ) {
-               global $status;
-               parent::bulk_actions( $which );
-       }
-
-       function current_action() {
-               return parent::current_action();
+       /**
+        * @access public
+        */
+       public function display_rows() {
+               foreach ( $this->items as $theme )
+                       $this->single_row( $theme );
        }
 
-       function display_rows() {
-               foreach ( $this->items as $key => $theme )
-                       $this->single_row( $key, $theme );
+       /**
+        * Handles the checkbox column output.
+        *
+        * @since 4.3.0
+        * @access public
+        *
+        * @param WP_Theme $theme The current WP_Theme object.
+        */
+       public function column_cb( $theme ) {
+               $checkbox_id = 'checkbox_' . md5( $theme->get('Name') );
+               ?>
+               <input type="checkbox" name="checked[]" value="<?php echo esc_attr( $theme->get_stylesheet() ) ?>" id="<?php echo $checkbox_id ?>" />
+               <label class="screen-reader-text" for="<?php echo $checkbox_id ?>" ><?php _e( 'Select' ) ?>  <?php echo $theme->display( 'Name' ) ?></label>
+               <?php
        }
 
-       function single_row( $key, $theme ) {
+       /**
+        * Handles the name column output.
+        *
+        * @since 4.3.0
+        * @access public
+        *
+        * @global string $status
+        * @global int    $page
+        * @global string $s
+        *
+        * @param WP_Theme $theme The current WP_Theme object.
+        */
+       public function column_name( $theme ) {
                global $status, $page, $s;
 
                $context = $status;
 
-               if ( $this->is_site_themes )
+               if ( $this->is_site_themes ) {
                        $url = "site-themes.php?id={$this->site_id}&amp;";
-               else
+                       $allowed = $theme->is_allowed( 'site', $this->site_id );
+               } else {
                        $url = 'themes.php?';
+                       $allowed = $theme->is_allowed( 'network' );
+               }
 
-               // preorder
+               // Pre-order.
                $actions = array(
                        'enable' => '',
                        'disable' => '',
@@ -277,85 +394,263 @@ class WP_MS_Themes_List_Table extends WP_List_Table {
                        'delete' => ''
                );
 
-               $theme_key = $theme['Stylesheet'];
+               $stylesheet = $theme->get_stylesheet();
+               $theme_key = urlencode( $stylesheet );
 
-               if ( empty( $theme['enabled'] ) )
-                       $actions['enable'] = '<a href="' . esc_url( wp_nonce_url($url . 'action=enable&amp;theme=' . $theme_key . '&amp;paged=' . $page . '&amp;s=' . $s, 'enable-theme_' . $theme_key) ) . '" title="' . esc_attr__('Enable this theme') . '" class="edit">' . ( $this->is_site_themes ? __( 'Enable' ) : __( 'Network Enable' ) ) . '</a>';
-               else
-                       $actions['disable'] = '<a href="' . esc_url( wp_nonce_url($url . 'action=disable&amp;theme=' . $theme_key . '&amp;paged=' . $page . '&amp;s=' . $s, 'disable-theme_' . $theme_key) ) . '" title="' . esc_attr__('Disable this theme') . '">' . ( $this->is_site_themes ? __( 'Disable' ) : __( 'Network Disable' ) ) . '</a>';
+               if ( ! $allowed ) {
+                       if ( ! $theme->errors() ) {
+                               $actions['enable'] = '<a href="' . esc_url( wp_nonce_url($url . 'action=enable&amp;theme=' . $theme_key . '&amp;paged=' . $page . '&amp;s=' . $s, 'enable-theme_' . $stylesheet ) ) . '" title="' . esc_attr__('Enable this theme') . '" class="edit">' . ( $this->is_site_themes ? __( 'Enable' ) : __( 'Network Enable' ) ) . '</a>';
+                       }
+               } else {
+                       $actions['disable'] = '<a href="' . esc_url( wp_nonce_url($url . 'action=disable&amp;theme=' . $theme_key . '&amp;paged=' . $page . '&amp;s=' . $s, 'disable-theme_' . $stylesheet ) ) . '" title="' . esc_attr__('Disable this theme') . '">' . ( $this->is_site_themes ? __( 'Disable' ) : __( 'Network Disable' ) ) . '</a>';
+               }
 
-               if ( current_user_can('edit_themes') )
-                       $actions['edit'] = '<a href="' . esc_url('theme-editor.php?theme=' . urlencode( $theme['Name'] )) . '" title="' . esc_attr__('Open this theme in the Theme Editor') . '" class="edit">' . __('Edit') . '</a>';
+               if ( current_user_can('edit_themes') ) {
+                       $actions['edit'] = '<a href="' . esc_url('theme-editor.php?theme=' . $theme_key ) . '" title="' . esc_attr__('Open this theme in the Theme Editor') . '" class="edit">' . __('Edit') . '</a>';
+               }
 
-               if ( empty( $theme['enabled'] ) && current_user_can( 'delete_themes' ) && ! $this->is_site_themes && $theme_key != get_option( 'stylesheet' ) && $theme_key != get_option( 'template' ) )
+               if ( ! $allowed && current_user_can( 'delete_themes' ) && ! $this->is_site_themes && $stylesheet != get_option( 'stylesheet' ) && $stylesheet != get_option( 'template' ) ) {
                        $actions['delete'] = '<a href="' . esc_url( wp_nonce_url( 'themes.php?action=delete-selected&amp;checked[]=' . $theme_key . '&amp;theme_status=' . $context . '&amp;paged=' . $page . '&amp;s=' . $s, 'bulk-themes' ) ) . '" title="' . esc_attr__( 'Delete this theme' ) . '" class="delete">' . __( 'Delete' ) . '</a>';
+               }
+               /**
+                * Filter the action links displayed for each theme in the Multisite
+                * themes list table.
+                *
+                * The action links displayed are determined by the theme's status, and
+                * which Multisite themes list table is being displayed - the Network
+                * themes list table (themes.php), which displays all installed themes,
+                * or the Site themes list table (site-themes.php), which displays the
+                * non-network enabled themes when editing a site in the Network admin.
+                *
+                * The default action links for the Network themes list table include
+                * 'Network Enable', 'Network Disable', 'Edit', and 'Delete'.
+                *
+                * The default action links for the Site themes list table include
+                * 'Enable', 'Disable', and 'Edit'.
+                *
+                * @since 2.8.0
+                *
+                * @param array    $actions An array of action links.
+                * @param WP_Theme $theme   The current WP_Theme object.
+                * @param string   $context Status of the theme.
+                */
+               $actions = apply_filters( 'theme_action_links', array_filter( $actions ), $theme, $context );
+
+               /**
+                * Filter the action links of a specific theme in the Multisite themes
+                * list table.
+                *
+                * The dynamic portion of the hook name, `$stylesheet`, refers to the
+                * directory name of the theme, which in most cases is synonymous
+                * with the template name.
+                *
+                * @since 3.1.0
+                *
+                * @param array    $actions An array of action links.
+                * @param WP_Theme $theme   The current WP_Theme object.
+                * @param string   $context Status of the theme.
+                */
+               $actions = apply_filters( "theme_action_links_$stylesheet", $actions, $theme, $context );
+
+               echo $this->row_actions( $actions, true );
+       }
+
+       /**
+        * Handles the description column output.
+        *
+        * @since 4.3.0
+        * @access public
+        *
+        * @global string $status
+        * @global array  $totals
+        *
+        * @param WP_Theme $theme The current WP_Theme object.
+        */
+       public function column_description( $theme ) {
+               global $status, $totals;
+               if ( $theme->errors() ) {
+                       $pre = $status === 'broken' ? __( 'Broken Theme:' ) . ' ' : '';
+                       echo '<p><strong class="error-message">' . $pre . $theme->errors()->get_error_message() . '</strong></p>';
+               }
+
+               if ( $this->is_site_themes ) {
+                       $allowed = $theme->is_allowed( 'site', $this->site_id );
+               } else {
+                       $allowed = $theme->is_allowed( 'network' );
+               }
 
-               $actions = apply_filters( 'theme_action_links', array_filter( $actions ), $theme_key, $theme, $context );
-               $actions = apply_filters( "theme_action_links_$theme_key", $actions, $theme_key, $theme, $context );
+               $class = ! $allowed ? 'inactive' : 'active';
+               if ( ! empty( $totals['upgrade'] ) && ! empty( $theme->update ) )
+                       $class .= ' update';
 
-               $class = empty( $theme['enabled'] ) ? 'inactive' : 'active';
-               $checkbox_id = "checkbox_" . md5($theme['Name']);
-               $checkbox = "<input type='checkbox' name='checked[]' value='" . esc_attr( $theme_key ) . "' id='" . $checkbox_id . "' /><label class='screen-reader-text' for='" . $checkbox_id . "' >" . __('Select') . " " . $theme['Name'] . "</label>";
+               echo "<div class='theme-description'><p>" . $theme->display( 'Description' ) . "</p></div>
+                       <div class='$class second theme-version-author-uri'>";
 
-               $description = '<p>' . $theme['Description'] . '</p>';
-               $theme_name = $theme['Name'];
+               $stylesheet = $theme->get_stylesheet();
+               $theme_meta = array();
 
-               $id = sanitize_title( $theme_name );
+               if ( $theme->get('Version') ) {
+                       $theme_meta[] = sprintf( __( 'Version %s' ), $theme->display('Version') );
+               }
+               $theme_meta[] = sprintf( __( 'By %s' ), $theme->display('Author') );
 
-               echo "<tr id='$id' class='$class'>";
+               if ( $theme->get('ThemeURI') ) {
+                       $theme_meta[] = '<a href="' . $theme->display('ThemeURI') . '" title="' . esc_attr__( 'Visit theme homepage' ) . '">' . __( 'Visit Theme Site' ) . '</a>';
+               }
+               /**
+                * Filter the array of row meta for each theme in the Multisite themes
+                * list table.
+                *
+                * @since 3.1.0
+                *
+                * @param array    $theme_meta An array of the theme's metadata,
+                *                             including the version, author, and
+                *                             theme URI.
+                * @param string   $stylesheet Directory name of the theme.
+                * @param WP_Theme $theme      WP_Theme object.
+                * @param string   $status     Status of the theme.
+                */
+               $theme_meta = apply_filters( 'theme_row_meta', $theme_meta, $stylesheet, $theme, $status );
+               echo implode( ' | ', $theme_meta );
+
+               echo '</div>';
+       }
 
-               list( $columns, $hidden ) = $this->get_column_info();
+       /**
+        * Handles default column output.
+        *
+        * @since 4.3.0
+        * @access public
+        *
+        * @param WP_Theme $theme       The current WP_Theme object.
+        * @param string   $column_name The current column name.
+        */
+       public function column_default( $theme, $column_name ) {
+               $stylesheet = $theme->get_stylesheet();
+
+               /**
+                * Fires inside each custom column of the Multisite themes list table.
+                *
+                * @since 3.1.0
+                *
+                * @param string   $column_name Name of the column.
+                * @param string   $stylesheet  Directory name of the theme.
+                * @param WP_Theme $theme       Current WP_Theme object.
+                */
+               do_action( 'manage_themes_custom_column', $column_name, $stylesheet, $theme );
+       }
+
+       /**
+        * Handles the output for a single table row.
+        *
+        * @since 4.3.0
+        * @access public
+        *
+        * @param WP_Theme $item The current WP_Theme object.
+        */
+       public function single_row_columns( $item ) {
+               list( $columns, $hidden, $sortable, $primary ) = $this->get_column_info();
 
                foreach ( $columns as $column_name => $column_display_name ) {
-                       $style = '';
-                       if ( in_array( $column_name, $hidden ) )
-                               $style = ' style="display:none;"';
+                       $extra_classes = '';
+                       if ( in_array( $column_name, $hidden ) ) {
+                               $extra_classes .= ' hidden';
+                       }
 
                        switch ( $column_name ) {
                                case 'cb':
-                                       echo "<th scope='row' class='check-column'>$checkbox</th>";
-                                       break;
-                               case 'name':
-                                       echo "<td class='theme-title'$style><strong>$theme_name</strong>";
-                                       echo $this->row_actions( $actions, true );
-                                       echo "</td>";
+                                       echo '<th scope="row" class="check-column">';
+
+                                       $this->column_cb( $item );
+
+                                       echo '</th>';
                                        break;
-                               case 'description':
-                                       echo "<td class='column-description desc'$style>
-                                               <div class='theme-description'>$description</div>
-                                               <div class='$class second theme-version-author-uri'>";
 
-                                       $theme_meta = array();
+                               case 'name':
+                                       echo "<td class='theme-title column-primary{$extra_classes}'><strong>" . $item->display('Name') . "</strong>";
 
-                                       if ( !empty( $theme['Version'] ) )
-                                               $theme_meta[] = sprintf( __( 'Version %s' ), $theme['Version'] );
+                                       $this->column_name( $item );
 
-                                       if ( !empty( $theme['Author'] ) )
-                                               $theme_meta[] = sprintf( __( 'By %s' ), $theme['Author'] );
+                                       echo "</td>";
+                                       break;
 
-                                       if ( !empty( $theme['Theme URI'] ) )
-                                               $theme_meta[] = '<a href="' . $theme['Theme URI'] . '" title="' . esc_attr__( 'Visit theme homepage' ) . '">' . __( 'Visit Theme Site' ) . '</a>';
+                               case 'description':
+                                       echo "<td class='column-description desc{$extra_classes}'>";
 
-                                       $theme_meta = apply_filters( 'theme_row_meta', $theme_meta, $theme_key, $theme, $status );
-                                       echo implode( ' | ', $theme_meta );
+                                       $this->column_description( $item );
 
-                                       echo "</div></td>";
+                                       echo '</td>';
                                        break;
 
                                default:
-                                       echo "<td class='$column_name column-$column_name'$style>";
-                                       do_action( 'manage_themes_custom_column', $column_name, $theme_key, $theme );
+                                       echo "<td class='$column_name column-$column_name{$extra_classes}'>";
+
+                                       $this->column_default( $item, $column_name );
+
                                        echo "</td>";
+                                       break;
                        }
                }
+       }
+
+       /**
+        * @global string $status
+        * @global array  $totals
+        *
+        * @param WP_Theme $theme
+        */
+       public function single_row( $theme ) {
+               global $status, $totals;
+
+               if ( $this->is_site_themes ) {
+                       $allowed = $theme->is_allowed( 'site', $this->site_id );
+               } else {
+                       $allowed = $theme->is_allowed( 'network' );
+               }
+
+               $stylesheet = $theme->get_stylesheet();
+
+               $class = ! $allowed ? 'inactive' : 'active';
+
+               $id = sanitize_html_class( $theme->get_stylesheet() );
+
+               if ( ! empty( $totals['upgrade'] ) && ! empty( $theme->update ) ) {
+                       $class .= ' update';
+               }
+
+               echo "<tr id='$id' class='$class'>";
+
+               $this->single_row_columns( $theme );
 
                echo "</tr>";
 
                if ( $this->is_site_themes )
-                       remove_action( "after_theme_row_$theme_key", 'wp_theme_update_row' );
-               do_action( 'after_theme_row', $theme_key, $theme, $status );
-               do_action( "after_theme_row_$theme_key", $theme_key, $theme, $status );
+                       remove_action( "after_theme_row_$stylesheet", 'wp_theme_update_row' );
+
+               /**
+                * Fires after each row in the Multisite themes list table.
+                *
+                * @since 3.1.0
+                *
+                * @param string   $stylesheet Directory name of the theme.
+                * @param WP_Theme $theme      Current WP_Theme object.
+                * @param string   $status     Status of the theme.
+                */
+               do_action( 'after_theme_row', $stylesheet, $theme, $status );
+
+               /**
+                * Fires after each specific row in the Multisite themes list table.
+                *
+                * The dynamic portion of the hook name, `$stylesheet`, refers to the
+                * directory name of the theme, most often synonymous with the template
+                * name of the theme.
+                *
+                * @since 3.5.0
+                *
+                * @param string   $stylesheet Directory name of the theme.
+                * @param WP_Theme $theme      Current WP_Theme object.
+                * @param string   $status     Status of the theme.
+                */
+               do_action( "after_theme_row_$stylesheet", $stylesheet, $theme, $status );
        }
 }
-
-?>