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( dirname( __FILE__ ) . '/admin.php' );
  12
  13 if ( ! is_multisite() )
  14         wp_die( __( 'Multisite support is not enabled.' ) );
  15
  16 if ( !current_user_can('manage_network_themes') )
  17         wp_die( __( 'Sorry, you are not allowed to manage network themes.' ) );
  18
  19 $wp_list_table = _get_list_table('WP_MS_Themes_List_Table');
  20 $pagenum = $wp_list_table->get_pagenum();
  21
  22 $action = $wp_list_table->current_action();
  23
  24 $s = isset($_REQUEST['s']) ? $_REQUEST['s'] : '';
  25
  26 // Clean up request URI from temporary args for screen options/paging uri's to work as expected.
  27 $temp_args = array( 'enabled', 'disabled', 'deleted', 'error' );
  28 $_SERVER['REQUEST_URI'] = remove_query_arg( $temp_args, $_SERVER['REQUEST_URI'] );
  29 $referer = remove_query_arg( $temp_args, wp_get_referer() );
  30
  31 if ( $action ) {
  32         switch ( $action ) {
  33                 case 'enable':
  34                         check_admin_referer('enable-theme_' . $_GET['theme']);
  35                         WP_Theme::network_enable_theme( $_GET['theme'] );
  36                         if ( false === strpos( $referer, '/network/themes.php' ) )
  37                                 wp_redirect( network_admin_url( 'themes.php?enabled=1' ) );
  38                         else
  39                                 wp_safe_redirect( add_query_arg( 'enabled', 1, $referer ) );
  40                         exit;
  41                 case 'disable':
  42                         check_admin_referer('disable-theme_' . $_GET['theme']);
  43                         WP_Theme::network_disable_theme( $_GET['theme'] );
  44                         wp_safe_redirect( add_query_arg( 'disabled', '1', $referer ) );
  45                         exit;
  46                 case 'enable-selected':
  47                         check_admin_referer('bulk-themes');
  48                         $themes = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
  49                         if ( empty($themes) ) {
  50                                 wp_safe_redirect( add_query_arg( 'error', 'none', $referer ) );
  51                                 exit;
  52                         }
  53                         WP_Theme::network_enable_theme( (array) $themes );
  54                         wp_safe_redirect( add_query_arg( 'enabled', count( $themes ), $referer ) );
  55                         exit;
  56                 case 'disable-selected':
  57                         check_admin_referer('bulk-themes');
  58                         $themes = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
  59                         if ( empty($themes) ) {
  60                                 wp_safe_redirect( add_query_arg( 'error', 'none', $referer ) );
  61                                 exit;
  62                         }
  63                         WP_Theme::network_disable_theme( (array) $themes );
  64                         wp_safe_redirect( add_query_arg( 'disabled', count( $themes ), $referer ) );
  65                         exit;
  66                 case 'update-selected' :
  67                         check_admin_referer( 'bulk-themes' );
  68
  69                         if ( isset( $_GET['themes'] ) )
  70                                 $themes = explode( ',', $_GET['themes'] );
  71                         elseif ( isset( $_POST['checked'] ) )
  72                                 $themes = (array) $_POST['checked'];
  73                         else
  74                                 $themes = array();
  75
  76                         $title = __( 'Update Themes' );
  77                         $parent_file = 'themes.php';
  78
  79                         require_once(ABSPATH . 'wp-admin/admin-header.php');
  80
  81                         echo '<div class="wrap">';
  82                         echo '<h1>' . esc_html( $title ) . '</h1>';
  83
  84                         $url = self_admin_url('update.php?action=update-selected-themes&amp;themes=' . urlencode( join(',', $themes) ));
  85                         $url = wp_nonce_url($url, 'bulk-update-themes');
  86
  87                         echo "<iframe src='$url' style='width: 100%; height:100%; min-height:850px;'></iframe>";
  88                         echo '</div>';
  89                         require_once(ABSPATH . 'wp-admin/admin-footer.php');
  90                         exit;
  91                 case 'delete-selected':
  92                         if ( ! current_user_can( 'delete_themes' ) ) {
  93                                 wp_die( __('Sorry, you are not allowed to delete themes for this site.') );
  94                         }
  95
  96                         check_admin_referer( 'bulk-themes' );
  97
  98                         $themes = isset( $_REQUEST['checked'] ) ? (array) $_REQUEST['checked'] : array();
  99
 100                         if ( empty( $themes ) ) {
 101                                 wp_safe_redirect( add_query_arg( 'error', 'none', $referer ) );
 102                                 exit;
 103                         }
 104
 105                         $themes = array_diff( $themes, array( get_option( 'stylesheet' ), get_option( 'template' ) ) );
 106
 107                         if ( empty( $themes ) ) {
 108                                 wp_safe_redirect( add_query_arg( 'error', 'main', $referer ) );
 109                                 exit;
 110                         }
 111
 112                         $theme_info = array();
 113                         foreach ( $themes as $key => $theme ) {
 114                                 $theme_info[ $theme ] = wp_get_theme( $theme );
 115                         }
 116
 117                         include(ABSPATH . 'wp-admin/update.php');
 118
 119                         $parent_file = 'themes.php';
 120
 121                         if ( ! isset( $_REQUEST['verify-delete'] ) ) {
 122                                 wp_enqueue_script( 'jquery' );
 123                                 require_once( ABSPATH . 'wp-admin/admin-header.php' );
 124                                 $themes_to_delete = count( $themes );
 125                                 ?>
 126                         <div class="wrap">
 127                                 <?php if ( 1 == $themes_to_delete ) : ?>
 128                                         <h1><?php _e( 'Delete Theme' ); ?></h1>
 129                                         <div class="error"><p><strong><?php _e( 'Caution:' ); ?></strong> <?php _e( 'This theme may be active on other sites in the network.' ); ?></p></div>
 130                                         <p><?php _e( 'You are about to remove the following theme:' ); ?></p>
 131                                 <?php else : ?>
 132                                         <h1><?php _e( 'Delete Themes' ); ?></h1>
 133                                         <div class="error"><p><strong><?php _e( 'Caution:' ); ?></strong> <?php _e( 'These themes may be active on other sites in the network.' ); ?></p></div>
 134                                         <p><?php _e( 'You are about to remove the following themes:' ); ?></p>
 135                                 <?php endif; ?>
 136                                         <ul class="ul-disc">
 137                                         <?php
 138                                                 foreach ( $theme_info as $theme ) {
 139                                                         echo '<li>' . sprintf(
 140                                                                 /* translators: 1: theme name, 2: theme author */
 141                                                                 _x( '%1$s by %2$s', 'theme' ),
 142                                                                 '<strong>' . $theme->display( 'Name' ) . '</strong>',
 143                                                                 '<em>' . $theme->display( 'Author' ) . '</em>'
 144                                                         ) . '</li>';
 145                                                 }
 146                                         ?>
 147                                         </ul>
 148                                 <?php if ( 1 == $themes_to_delete ) : ?>
 149                                         <p><?php _e( 'Are you sure you wish to delete this theme?' ); ?></p>
 150                                 <?php else : ?>
 151                                         <p><?php _e( 'Are you sure you wish to delete these themes?' ); ?></p>
 152                                 <?php endif; ?>
 153                                 <form method="post" action="<?php echo esc_url($_SERVER['REQUEST_URI']); ?>" style="display:inline;">
 154                                         <input type="hidden" name="verify-delete" value="1" />
 155                                         <input type="hidden" name="action" value="delete-selected" />
 156                                         <?php
 157                                                 foreach ( (array) $themes as $theme ) {
 158                                                         echo '<input type="hidden" name="checked[]" value="' . esc_attr($theme) . '" />';
 159                                                 }
 160
 161                                                 wp_nonce_field( 'bulk-themes' );
 162
 163                                                 if ( 1 == $themes_to_delete ) {
 164                                                         submit_button( __( 'Yes, delete this theme' ), 'button', 'submit', false );
 165                                                 } else {
 166                                                         submit_button( __( 'Yes, delete these themes' ), 'button', 'submit', false );
 167                                                 }
 168                                         ?>
 169                                 </form>
 170                                 <?php
 171                                 $referer = wp_get_referer();
 172                                 ?>
 173                                 <form method="post" action="<?php echo $referer ? esc_url( $referer ) : ''; ?>" style="display:inline;">
 174                                         <?php submit_button( __( 'No, return me to the theme list' ), 'button', 'submit', false ); ?>
 175                                 </form>
 176                         </div>
 177                                 <?php
 178                                 require_once(ABSPATH . 'wp-admin/admin-footer.php');
 179                                 exit;
 180                         } // Endif verify-delete
 181
 182                         foreach ( $themes as $theme ) {
 183                                 $delete_result = delete_theme( $theme, esc_url( add_query_arg( array(
 184                                         'verify-delete' => 1,
 185                                         'action' => 'delete-selected',
 186                                         'checked' => $_REQUEST['checked'],
 187                                         '_wpnonce' => $_REQUEST['_wpnonce']
 188                                 ), network_admin_url( 'themes.php' ) ) ) );
 189                         }
 190
 191                         $paged = ( $_REQUEST['paged'] ) ? $_REQUEST['paged'] : 1;
 192                         wp_redirect( add_query_arg( array(
 193                                 'deleted' => count( $themes ),
 194                                 'paged' => $paged,
 195                                 's' => $s
 196                         ), network_admin_url( 'themes.php' ) ) );
 197                         exit;
 198         }
 199 }
 200
 201 $wp_list_table->prepare_items();
 202
 203 add_thickbox();
 204
 205 add_screen_option( 'per_page' );
 206
 207 get_current_screen()->add_help_tab( array(
 208         'id'      => 'overview',
 209         'title'   => __('Overview'),
 210         'content' =>
 211                 '<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>' .
 212                 '<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>' .
 213                 '<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>'
 214 ) );
 215
 216 get_current_screen()->set_help_sidebar(
 217         '<p><strong>' . __('For more information:') . '</strong></p>' .
 218         '<p>' . __('<a href="https://codex.wordpress.org/Network_Admin_Themes_Screen" target="_blank">Documentation on Network Themes</a>') . '</p>' .
 219         '<p>' . __('<a href="https://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>'
 220 );
 221
 222 get_current_screen()->set_screen_reader_content( array(
 223         'heading_views'      => __( 'Filter themes list' ),
 224         'heading_pagination' => __( 'Themes list navigation' ),
 225         'heading_list'       => __( 'Themes list' ),
 226 ) );
 227
 228 $title = __('Themes');
 229 $parent_file = 'themes.php';
 230
 231 wp_enqueue_script( 'updates' );
 232 wp_enqueue_script( 'theme-preview' );
 233
 234 require_once(ABSPATH . 'wp-admin/admin-header.php');
 235
 236 ?>
 237
 238 <div class="wrap">
 239 <h1><?php echo esc_html( $title ); if ( current_user_can('install_themes') ) { ?> <a href="theme-install.php" class="page-title-action"><?php echo esc_html_x('Add New', 'theme'); ?></a><?php }
 240 if ( isset( $_REQUEST['s'] ) && strlen( $_REQUEST['s'] ) ) {
 241         /* translators: %s: search keywords */
 242         printf( '<span class="subtitle">' . __( 'Search results for &#8220;%s&#8221;' ) . '</span>', esc_html( $s ) );
 243 }
 244 ?>
 245 </h1>
 246
 247 <?php
 248 if ( isset( $_GET['enabled'] ) ) {
 249         $enabled = absint( $_GET['enabled'] );
 250         if ( 1 == $enabled ) {
 251                 $message = __( 'Theme enabled.' );
 252         } else {
 253                 $message = _n( '%s theme enabled.', '%s themes enabled.', $enabled );
 254         }
 255         echo '<div id="message" class="updated notice is-dismissible"><p>' . sprintf( $message, number_format_i18n( $enabled ) ) . '</p></div>';
 256 } elseif ( isset( $_GET['disabled'] ) ) {
 257         $disabled = absint( $_GET['disabled'] );
 258         if ( 1 == $disabled ) {
 259                 $message = __( 'Theme disabled.' );
 260         } else {
 261                 $message = _n( '%s theme disabled.', '%s themes disabled.', $disabled );
 262         }
 263         echo '<div id="message" class="updated notice is-dismissible"><p>' . sprintf( $message, number_format_i18n( $disabled ) ) . '</p></div>';
 264 } elseif ( isset( $_GET['deleted'] ) ) {
 265         $deleted = absint( $_GET['deleted'] );
 266         if ( 1 == $deleted ) {
 267                 $message = __( 'Theme deleted.' );
 268         } else {
 269                 $message = _n( '%s theme deleted.', '%s themes deleted.', $deleted );
 270         }
 271         echo '<div id="message" class="updated notice is-dismissible"><p>' . sprintf( $message, number_format_i18n( $deleted ) ) . '</p></div>';
 272 } elseif ( isset( $_GET['error'] ) && 'none' == $_GET['error'] ) {
 273         echo '<div id="message" class="error notice is-dismissible"><p>' . __( 'No theme selected.' ) . '</p></div>';
 274 } elseif ( isset( $_GET['error'] ) && 'main' == $_GET['error'] ) {
 275         echo '<div class="error notice is-dismissible"><p>' . __( 'You cannot delete a theme while it is active on the main site.' ) . '</p></div>';
 276 }
 277
 278 ?>
 279
 280 <form method="get">
 281 <?php $wp_list_table->search_box( __( 'Search Installed Themes' ), 'theme' ); ?>
 282 </form>
 283
 284 <?php
 285 $wp_list_table->views();
 286
 287 if ( 'broken' == $status )
 288         echo '<p class="clear">' . __( 'The following themes are installed but incomplete.' ) . '</p>';
 289 ?>
 290
 291 <form id="bulk-action-form" method="post">
 292 <input type="hidden" name="theme_status" value="<?php echo esc_attr($status) ?>" />
 293 <input type="hidden" name="paged" value="<?php echo esc_attr($page) ?>" />
 294
 295 <?php $wp_list_table->display(); ?>
 296 </form>
 297
 298 </div>
 299
 300 <?php
 301 wp_print_request_filesystem_credentials_modal();
 302 wp_print_admin_notice_templates();
 303 wp_print_update_row_templates();
 304
 305 include(ABSPATH . 'wp-admin/admin-footer.php');