wp-admin/network/themes.php

   1 <?php
   2 /**
   3  * Multisite themes administration panel.
   4  *
   5  * @package WordPress
   6  * @subpackage Multisite
   7  * @since 3.1.0
   8  */
   9
  10 /** Load WordPress Administration Bootstrap */
  11 require_once( './admin.php' );
  12
  13 if ( ! is_multisite() )
  14         wp_die( __( 'Multisite support is not enabled.' ) );
  15
  16 $menu_perms = get_site_option( 'menu_items', array() );
  17
  18 if ( empty( $menu_perms['themes'] ) && ! is_super_admin() )
  19         wp_die( __( 'Cheatin&#8217; uh?' ) );
  20
  21 if ( !current_user_can('manage_network_themes') )
  22         wp_die( __( 'You do not have sufficient permissions to manage network themes.' ) );
  23
  24 $wp_list_table = _get_list_table('WP_MS_Themes_List_Table');
  25 $pagenum = $wp_list_table->get_pagenum();
  26
  27 $action = $wp_list_table->current_action();
  28
  29 $s = isset($_REQUEST['s']) ? $_REQUEST['s'] : '';
  30
  31 // Clean up request URI from temporary args for screen options/paging uri's to work as expected.
  32 $temp_args = array( 'enabled', 'disabled', 'deleted', 'error' );
  33 $_SERVER['REQUEST_URI'] = remove_query_arg( $temp_args, $_SERVER['REQUEST_URI'] );
  34 $referer = remove_query_arg( $temp_args, wp_get_referer() );
  35
  36 if ( $action ) {
  37         $allowed_themes = get_site_option( 'allowedthemes' );
  38         switch ( $action ) {
  39                 case 'enable':
  40                         check_admin_referer('enable-theme_' . $_GET['theme']);
  41                         $allowed_themes[ $_GET['theme'] ] = true;
  42                         update_site_option( 'allowedthemes', $allowed_themes );
  43                         wp_redirect( add_query_arg( 'enabled', '1', $referer ) );
  44                         exit;
  45                         break;
  46                 case 'disable':
  47                         check_admin_referer('disable-theme_' . $_GET['theme']);
  48                         unset( $allowed_themes[ $_GET['theme'] ] );
  49                         update_site_option( 'allowedthemes', $allowed_themes );
  50                         wp_redirect( add_query_arg( 'disabled', '1', $referer ) );
  51                         exit;
  52                         break;
  53                 case 'enable-selected':
  54                         check_admin_referer('bulk-themes');
  55                         $themes = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
  56                         if ( empty($themes) ) {
  57                                 wp_redirect( add_query_arg( 'error', 'none', $referer ) );
  58                                 exit;
  59                         }
  60                         foreach( (array) $themes as $theme )
  61                                 $allowed_themes[ $theme ] = true;
  62                         update_site_option( 'allowedthemes', $allowed_themes );
  63                         wp_redirect( add_query_arg( 'enabled', count( $themes ), $referer ) );
  64                         exit;
  65                         break;
  66                 case 'disable-selected':
  67                         check_admin_referer('bulk-themes');
  68                         $themes = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
  69                         if ( empty($themes) ) {
  70                                 wp_redirect( add_query_arg( 'error', 'none', $referer ) );
  71                                 exit;
  72                         }
  73                         foreach( (array) $themes as $theme )
  74                                 unset( $allowed_themes[ $theme ] );
  75                         update_site_option( 'allowedthemes', $allowed_themes );
  76                         wp_redirect( add_query_arg( 'disabled', count( $themes ), $referer ) );
  77                         exit;
  78                         break;
  79                 case 'delete-selected':
  80                         if ( ! current_user_can( 'delete_themes' ) )
  81                                 wp_die( __('You do not have sufficient permissions to delete themes for this site.') );
  82                         check_admin_referer( 'bulk-themes' );
  83
  84                         $themes = isset( $_REQUEST['checked'] ) ? (array) $_REQUEST['checked'] : array();
  85
  86                         if ( isset( $themes[ get_option( 'template' ) ] ) )
  87                                 unset( $themes[ get_option( 'template' ) ] );
  88                         if ( isset( $themes[ get_option( 'stylesheet' ) ] ) )
  89                                 unset( $themes[ get_option( 'stylesheet' ) ] );
  90
  91                         if ( empty( $themes ) ) {
  92                                 wp_redirect( add_query_arg( 'error', 'none', $referer ) );
  93                                 exit;
  94                         }
  95
  96                         $main_theme = get_current_theme();
  97                         $files_to_delete = $theme_info = array();
  98                         foreach ( $themes as $key => $theme ) {
  99                                 $data = get_theme_data( WP_CONTENT_DIR . '/themes/' . $theme . '/style.css' );
 100                                 if ( $data['Name'] == $main_theme ) {
 101                                         unset( $themes[$key] );
 102                                 } else {
 103                                         $files_to_delete = array_merge( $files_to_delete, list_files( WP_CONTENT_DIR . "/themes/$theme" ) );
 104                                         $theme_info[ $theme ] = $data;
 105                                 }
 106                         }
 107
 108                         if ( empty( $themes ) ) {
 109                                 wp_redirect( add_query_arg( 'error', 'main', $referer ) );
 110                                 exit;
 111                         }
 112
 113                         include(ABSPATH . 'wp-admin/update.php');
 114
 115                         $parent_file = 'themes.php';
 116
 117                         if ( ! isset( $_REQUEST['verify-delete'] ) ) {
 118                                 wp_enqueue_script( 'jquery' );
 119                                 require_once( ABSPATH . 'wp-admin/admin-header.php' );
 120                                 ?>
 121                         <div class="wrap">
 122                                 <?php
 123                                         $themes_to_delete = count( $themes );
 124                                         screen_icon();
 125                                         echo '<h2>' . _n( 'Delete Theme', 'Delete Themes', $themes_to_delete ) . '</h2>';
 126                                 ?>
 127                                 <div class="error"><p><strong><?php _e( 'Caution:' ); ?></strong> <?php echo _n( 'This theme may be active on other sites in the network.', 'These themes may be active on other sites in the network.', $themes_to_delete ); ?></p></div>
 128                                 <p><?php echo _n( 'You are about to remove the following theme:', 'You are about to remove the following themes:', $themes_to_delete ); ?></p>
 129                                         <ul class="ul-disc">
 130                                                 <?php foreach ( $theme_info as $theme )
 131                                                         echo '<li>', sprintf( __('<strong>%1$s</strong> by <em>%2$s</em>' ), esc_html( $theme['Name'] ), esc_html( $theme['AuthorName'] ) ), '</li>'; /* translators: 1: theme name, 2: theme author */ ?>
 132                                         </ul>
 133                                 <p><?php _e('Are you sure you wish to delete these themes?'); ?></p>
 134                                 <form method="post" action="<?php echo esc_url($_SERVER['REQUEST_URI']); ?>" style="display:inline;">
 135                                         <input type="hidden" name="verify-delete" value="1" />
 136                                         <input type="hidden" name="action" value="delete-selected" />
 137                                         <?php
 138                                                 foreach ( (array) $themes as $theme )
 139                                                         echo '<input type="hidden" name="checked[]" value="' . esc_attr($theme) . '" />';
 140                                         ?>
 141                                         <?php wp_nonce_field('bulk-themes') ?>
 142                                         <?php submit_button( _n( 'Yes, Delete this theme', 'Yes, Delete these themes', $themes_to_delete ), 'button', 'submit', false ); ?>
 143                                 </form>
 144                                 <form method="post" action="<?php echo esc_url(wp_get_referer()); ?>" style="display:inline;">
 145                                         <?php submit_button( __( 'No, Return me to the theme list' ), 'button', 'submit', false ); ?>
 146                                 </form>
 147
 148                                 <p><a href="#" onclick="jQuery('#files-list').toggle(); return false;"><?php _e('Click to view entire list of files which will be deleted'); ?></a></p>
 149                                 <div id="files-list" style="display:none;">
 150                                         <ul class="code">
 151                                         <?php
 152                                                 foreach ( (array) $files_to_delete as $file )
 153                                                         echo '<li>' . esc_html( str_replace( WP_CONTENT_DIR . "/themes", '', $file) ) . '</li>';
 154                                         ?>
 155                                         </ul>
 156                                 </div>
 157                         </div>
 158                                 <?php
 159                                 require_once(ABSPATH . 'wp-admin/admin-footer.php');
 160                                 exit;
 161                         } // Endif verify-delete
 162
 163                         foreach ( $themes as $theme )
 164                                 $delete_result = delete_theme( $theme, esc_url( add_query_arg( array('verify-delete' => 1), $_SERVER['REQUEST_URI'] ) ) );
 165                         $paged = ( $_REQUEST['paged'] ) ? $_REQUEST['paged'] : 1;
 166                         wp_redirect( network_admin_url( "themes.php?deleted=".count( $themes )."&paged=$paged&s=$s" ) );
 167                         exit;
 168                         break;
 169         }
 170 }
 171
 172 $wp_list_table->prepare_items();
 173
 174 $total_pages = $wp_list_table->get_pagination_arg( 'total_pages' );
 175 if ( $pagenum > $total_pages && $total_pages > 0 ) {
 176         wp_redirect( add_query_arg( 'paged', $total_pages ) );
 177         exit;
 178 }
 179
 180 add_thickbox();
 181
 182 add_screen_option( 'per_page', array('label' => _x( 'Themes', 'themes per page (screen options)' )) );
 183
 184 add_contextual_help($current_screen,
 185         '<p>' . __('This screen enables and disables the inclusion of themes available to choose in the Appearance menu for each site. It does not activate or deactivate which theme a site is currently using.') . '</p>' .
 186         '<p>' . __('If the network admin disables a theme that is in use, it can still remain selected on that site. If another theme is chosen, the disabled theme will not appear in the site&#8217;s Appearance > Themes screen.') . '</p>' .
 187         '<p>' . __('Themes can be enabled on a site by site basis by the network admin on the Edit Site screen you go to via the Edit action link on the Sites screen. Only network admins are able to install or edit themes.') . '</p>' .
 188         '<p><strong>' . __('For more information:') . '</strong></p>' .
 189         '<p>' . __('<a href="http://codex.wordpress.org/Network_Admin_Themes_Screen" target="_blank">Documentation on Network Themes</a>') . '</p>' .
 190         '<p>' . __('<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>'
 191 );
 192
 193 $title = __('Themes');
 194 $parent_file = 'themes.php';
 195
 196 require_once(ABSPATH . 'wp-admin/admin-header.php');
 197
 198 ?>
 199
 200 <div class="wrap">
 201 <?php screen_icon('themes'); ?>
 202 <h2><?php echo esc_html( $title ); if ( current_user_can('install_themes') ) { ?> <a href="theme-install.php" class="button add-new-h2"><?php echo esc_html_x('Add New', 'theme'); ?></a><?php }
 203 if ( $s )
 204         printf( '<span class="subtitle">' . __('Search results for &#8220;%s&#8221;') . '</span>', esc_html( $s ) ); ?>
 205 </h2>
 206
 207 <?php
 208 if ( isset( $_GET['enabled'] ) ) {
 209         $_GET['enabled'] = absint( $_GET['enabled'] );
 210         echo '<div id="message" class="updated"><p>' . sprintf( _n( 'Theme enabled.', '%s themes enabled.', $_GET['enabled'] ), number_format_i18n( $_GET['enabled'] ) ) . '</p></div>';
 211 } elseif ( isset( $_GET['disabled'] ) ) {
 212         $_GET['disabled'] = absint( $_GET['disabled'] );
 213         echo '<div id="message" class="updated"><p>' . sprintf( _n( 'Theme disabled.', '%s themes disabled.', $_GET['disabled'] ), number_format_i18n( $_GET['disabled'] ) ) . '</p></div>';
 214 } elseif ( isset( $_GET['deleted'] ) ) {
 215         $_GET['deleted'] = absint( $_GET['deleted'] );
 216         echo '<div id="message" class="updated"><p>' . sprintf( _nx( 'Theme deleted.', '%s themes deleted.', $_GET['deleted'], 'network' ), number_format_i18n( $_GET['deleted'] ) ) . '</p></div>';
 217 } elseif ( isset( $_GET['error'] ) && 'none' == $_GET['error'] ) {
 218         echo '<div id="message" class="error"><p>' . __( 'No theme selected.' ) . '</p></div>';
 219 } elseif ( isset( $_GET['error'] ) && 'main' == $_GET['error'] ) {
 220         echo '<div class="error"><p>' . __( 'You cannot delete a theme while it is active on the main site.' ) . '</p></div>';
 221 }
 222
 223 ?>
 224
 225 <form method="get" action="">
 226 <?php $wp_list_table->search_box( __( 'Search Installed Themes' ), 'theme' ); ?>
 227 </form>
 228
 229 <?php $wp_list_table->views(); ?>
 230
 231 <form method="post" action="">
 232 <input type="hidden" name="theme_status" value="<?php echo esc_attr($status) ?>" />
 233 <input type="hidden" name="paged" value="<?php echo esc_attr($page) ?>" />
 234
 235 <?php $wp_list_table->display(); ?>
 236 </form>
 237
 238 </div>
 239
 240 <?php
 241 include(ABSPATH . 'wp-admin/admin-footer.php');