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( network_admin_url( 'themes.php?enabled=1' ) );
  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_safe_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_safe_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_safe_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_safe_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_safe_redirect( add_query_arg( 'disabled', count( $themes ), $referer ) );
  77                         exit;
  78                         break;
  79                 case 'update-selected' :
  80                         check_admin_referer( 'bulk-themes' );
  81
  82                         if ( isset( $_GET['themes'] ) )
  83                                 $themes = explode( ',', $_GET['themes'] );
  84                         elseif ( isset( $_POST['checked'] ) )
  85                                 $themes = (array) $_POST['checked'];
  86                         else
  87                                 $themes = array();
  88
  89                         $title = __( 'Update Themes' );
  90                         $parent_file = 'themes.php';
  91
  92                         require_once(ABSPATH . 'wp-admin/admin-header.php');
  93
  94                         echo '<div class="wrap">';
  95                         screen_icon();
  96                         echo '<h2>' . esc_html( $title ) . '</h2>';
  97
  98
  99                         $url = self_admin_url('update.php?action=update-selected-themes&amp;themes=' . urlencode( join(',', $themes) ));
 100                         $url = wp_nonce_url($url, 'bulk-update-themes');
 101
 102                         echo "<iframe src='$url' style='width: 100%; height:100%; min-height:850px;'></iframe>";
 103                         echo '</div>';
 104                         require_once(ABSPATH . 'wp-admin/admin-footer.php');
 105                         exit;
 106                         break;
 107                 case 'delete-selected':
 108                         if ( ! current_user_can( 'delete_themes' ) )
 109                                 wp_die( __('You do not have sufficient permissions to delete themes for this site.') );
 110                         check_admin_referer( 'bulk-themes' );
 111
 112                         $themes = isset( $_REQUEST['checked'] ) ? (array) $_REQUEST['checked'] : array();
 113
 114                         if ( isset( $themes[ get_option( 'template' ) ] ) )
 115                                 unset( $themes[ get_option( 'template' ) ] );
 116                         if ( isset( $themes[ get_option( 'stylesheet' ) ] ) )
 117                                 unset( $themes[ get_option( 'stylesheet' ) ] );
 118
 119                         if ( empty( $themes ) ) {
 120                                 wp_safe_redirect( add_query_arg( 'error', 'none', $referer ) );
 121                                 exit;
 122                         }
 123
 124                         $main_theme = get_current_theme();
 125                         $files_to_delete = $theme_info = array();
 126                         foreach ( $themes as $key => $theme ) {
 127                                 $data = get_theme_data( WP_CONTENT_DIR . '/themes/' . $theme . '/style.css' );
 128                                 if ( $data['Name'] == $main_theme ) {
 129                                         unset( $themes[$key] );
 130                                 } else {
 131                                         $files_to_delete = array_merge( $files_to_delete, list_files( WP_CONTENT_DIR . "/themes/$theme" ) );
 132                                         $theme_info[ $theme ] = $data;
 133                                 }
 134                         }
 135
 136                         if ( empty( $themes ) ) {
 137                                 wp_safe_redirect( add_query_arg( 'error', 'main', $referer ) );
 138                                 exit;
 139                         }
 140
 141                         include(ABSPATH . 'wp-admin/update.php');
 142
 143                         $parent_file = 'themes.php';
 144
 145                         if ( ! isset( $_REQUEST['verify-delete'] ) ) {
 146                                 wp_enqueue_script( 'jquery' );
 147                                 require_once( ABSPATH . 'wp-admin/admin-header.php' );
 148                                 ?>
 149                         <div class="wrap">
 150                                 <?php
 151                                         $themes_to_delete = count( $themes );
 152                                         screen_icon();
 153                                         echo '<h2>' . _n( 'Delete Theme', 'Delete Themes', $themes_to_delete ) . '</h2>';
 154                                 ?>
 155                                 <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>
 156                                 <p><?php echo _n( 'You are about to remove the following theme:', 'You are about to remove the following themes:', $themes_to_delete ); ?></p>
 157                                         <ul class="ul-disc">
 158                                                 <?php foreach ( $theme_info as $theme )
 159                                                         echo '<li>', sprintf( __('<strong>%1$s</strong> by <em>%2$s</em>' ), esc_html( $theme['Name'] ), esc_html( $theme['AuthorName'] ) ), '</li>'; /* translators: 1: theme name, 2: theme author */ ?>
 160                                         </ul>
 161                                 <p><?php _e('Are you sure you wish to delete these themes?'); ?></p>
 162                                 <form method="post" action="<?php echo esc_url($_SERVER['REQUEST_URI']); ?>" style="display:inline;">
 163                                         <input type="hidden" name="verify-delete" value="1" />
 164                                         <input type="hidden" name="action" value="delete-selected" />
 165                                         <?php
 166                                                 foreach ( (array) $themes as $theme )
 167                                                         echo '<input type="hidden" name="checked[]" value="' . esc_attr($theme) . '" />';
 168                                         ?>
 169                                         <?php wp_nonce_field('bulk-themes') ?>
 170                                         <?php submit_button( _n( 'Yes, Delete this theme', 'Yes, Delete these themes', $themes_to_delete ), 'button', 'submit', false ); ?>
 171                                 </form>
 172                                 <form method="post" action="<?php echo esc_url(wp_get_referer()); ?>" style="display:inline;">
 173                                         <?php submit_button( __( 'No, Return me to the theme list' ), 'button', 'submit', false ); ?>
 174                                 </form>
 175
 176                                 <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>
 177                                 <div id="files-list" style="display:none;">
 178                                         <ul class="code">
 179                                         <?php
 180                                                 foreach ( (array) $files_to_delete as $file )
 181                                                         echo '<li>' . esc_html( str_replace( WP_CONTENT_DIR . "/themes", '', $file) ) . '</li>';
 182                                         ?>
 183                                         </ul>
 184                                 </div>
 185                         </div>
 186                                 <?php
 187                                 require_once(ABSPATH . 'wp-admin/admin-footer.php');
 188                                 exit;
 189                         } // Endif verify-delete
 190
 191                         foreach ( $themes as $theme )
 192                                 $delete_result = delete_theme( $theme, esc_url( add_query_arg( array('verify-delete' => 1), $_SERVER['REQUEST_URI'] ) ) );
 193                         $paged = ( $_REQUEST['paged'] ) ? $_REQUEST['paged'] : 1;
 194                         wp_redirect( network_admin_url( "themes.php?deleted=".count( $themes )."&paged=$paged&s=$s" ) );
 195                         exit;
 196                         break;
 197         }
 198 }
 199
 200 $wp_list_table->prepare_items();
 201
 202 add_thickbox();
 203
 204 add_screen_option( 'per_page', array('label' => _x( 'Themes', 'themes per page (screen options)' )) );
 205
 206 get_current_screen()->add_help_tab( array(
 207         'id'      => 'overview',
 208         'title'   => __('Overview'),
 209         'content' =>
 210                 '<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>' .
 211                 '<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>' .
 212                 '<p>' . __('Themes can be enabled on a site by site basis by the network admin on the Edit Site screen (which has a Themes tab); get there via the Edit action link on the All Sites screen. Only network admins are able to install or edit themes.') . '</p>'
 213 ) );
 214
 215 get_current_screen()->set_help_sidebar(
 216         '<p><strong>' . __('For more information:') . '</strong></p>' .
 217         '<p>' . __('<a href="http://codex.wordpress.org/Network_Admin_Themes_Screen" target="_blank">Documentation on Network Themes</a>') . '</p>' .
 218         '<p>' . __('<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>'
 219 );
 220
 221 $title = __('Themes');
 222 $parent_file = 'themes.php';
 223
 224 require_once(ABSPATH . 'wp-admin/admin-header.php');
 225
 226 ?>
 227
 228 <div class="wrap">
 229 <?php screen_icon('themes'); ?>
 230 <h2><?php echo esc_html( $title ); if ( current_user_can('install_themes') ) { ?> <a href="theme-install.php" class="add-new-h2"><?php echo esc_html_x('Add New', 'theme'); ?></a><?php }
 231 if ( $s )
 232         printf( '<span class="subtitle">' . __('Search results for &#8220;%s&#8221;') . '</span>', esc_html( $s ) ); ?>
 233 </h2>
 234
 235 <?php
 236 if ( isset( $_GET['enabled'] ) ) {
 237         $_GET['enabled'] = absint( $_GET['enabled'] );
 238         echo '<div id="message" class="updated"><p>' . sprintf( _n( 'Theme enabled.', '%s themes enabled.', $_GET['enabled'] ), number_format_i18n( $_GET['enabled'] ) ) . '</p></div>';
 239 } elseif ( isset( $_GET['disabled'] ) ) {
 240         $_GET['disabled'] = absint( $_GET['disabled'] );
 241         echo '<div id="message" class="updated"><p>' . sprintf( _n( 'Theme disabled.', '%s themes disabled.', $_GET['disabled'] ), number_format_i18n( $_GET['disabled'] ) ) . '</p></div>';
 242 } elseif ( isset( $_GET['deleted'] ) ) {
 243         $_GET['deleted'] = absint( $_GET['deleted'] );
 244         echo '<div id="message" class="updated"><p>' . sprintf( _nx( 'Theme deleted.', '%s themes deleted.', $_GET['deleted'], 'network' ), number_format_i18n( $_GET['deleted'] ) ) . '</p></div>';
 245 } elseif ( isset( $_GET['error'] ) && 'none' == $_GET['error'] ) {
 246         echo '<div id="message" class="error"><p>' . __( 'No theme selected.' ) . '</p></div>';
 247 } elseif ( isset( $_GET['error'] ) && 'main' == $_GET['error'] ) {
 248         echo '<div class="error"><p>' . __( 'You cannot delete a theme while it is active on the main site.' ) . '</p></div>';
 249 }
 250
 251 ?>
 252
 253 <form method="get" action="">
 254 <?php $wp_list_table->search_box( __( 'Search Installed Themes' ), 'theme' ); ?>
 255 </form>
 256
 257 <?php $wp_list_table->views(); ?>
 258
 259 <form method="post" action="">
 260 <input type="hidden" name="theme_status" value="<?php echo esc_attr($status) ?>" />
 261 <input type="hidden" name="paged" value="<?php echo esc_attr($page) ?>" />
 262
 263 <?php $wp_list_table->display(); ?>
 264 </form>
 265
 266 </div>
 267
 268 <?php
 269 include(ABSPATH . 'wp-admin/admin-footer.php');