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 ( !current_user_can('manage_network_themes') )
  14         wp_die( __( 'Sorry, you are not allowed to manage network themes.' ) );
  15
  16 $wp_list_table = _get_list_table('WP_MS_Themes_List_Table');
  17 $pagenum = $wp_list_table->get_pagenum();
  18
  19 $action = $wp_list_table->current_action();
  20
  21 $s = isset($_REQUEST['s']) ? $_REQUEST['s'] : '';
  22
  23 // Clean up request URI from temporary args for screen options/paging uri's to work as expected.
  24 $temp_args = array( 'enabled', 'disabled', 'deleted', 'error' );
  25 $_SERVER['REQUEST_URI'] = remove_query_arg( $temp_args, $_SERVER['REQUEST_URI'] );
  26 $referer = remove_query_arg( $temp_args, wp_get_referer() );
  27
  28 if ( $action ) {
  29         switch ( $action ) {
  30                 case 'enable':
  31                         check_admin_referer('enable-theme_' . $_GET['theme']);
  32                         WP_Theme::network_enable_theme( $_GET['theme'] );
  33                         if ( false === strpos( $referer, '/network/themes.php' ) )
  34                                 wp_redirect( network_admin_url( 'themes.php?enabled=1' ) );
  35                         else
  36                                 wp_safe_redirect( add_query_arg( 'enabled', 1, $referer ) );
  37                         exit;
  38                 case 'disable':
  39                         check_admin_referer('disable-theme_' . $_GET['theme']);
  40                         WP_Theme::network_disable_theme( $_GET['theme'] );
  41                         wp_safe_redirect( add_query_arg( 'disabled', '1', $referer ) );
  42                         exit;
  43                 case 'enable-selected':
  44                         check_admin_referer('bulk-themes');
  45                         $themes = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
  46                         if ( empty($themes) ) {
  47                                 wp_safe_redirect( add_query_arg( 'error', 'none', $referer ) );
  48                                 exit;
  49                         }
  50                         WP_Theme::network_enable_theme( (array) $themes );
  51                         wp_safe_redirect( add_query_arg( 'enabled', count( $themes ), $referer ) );
  52                         exit;
  53                 case 'disable-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                         WP_Theme::network_disable_theme( (array) $themes );
  61                         wp_safe_redirect( add_query_arg( 'disabled', count( $themes ), $referer ) );
  62                         exit;
  63                 case 'update-selected' :
  64                         check_admin_referer( 'bulk-themes' );
  65
  66                         if ( isset( $_GET['themes'] ) )
  67                                 $themes = explode( ',', $_GET['themes'] );
  68                         elseif ( isset( $_POST['checked'] ) )
  69                                 $themes = (array) $_POST['checked'];
  70                         else
  71                                 $themes = array();
  72
  73                         $title = __( 'Update Themes' );
  74                         $parent_file = 'themes.php';
  75
  76                         require_once(ABSPATH . 'wp-admin/admin-header.php');
  77
  78                         echo '<div class="wrap">';
  79                         echo '<h1>' . esc_html( $title ) . '</h1>';
  80
  81                         $url = self_admin_url('update.php?action=update-selected-themes&amp;themes=' . urlencode( join(',', $themes) ));
  82                         $url = wp_nonce_url($url, 'bulk-update-themes');
  83
  84                         echo "<iframe src='$url' style='width: 100%; height:100%; min-height:850px;'></iframe>";
  85                         echo '</div>';
  86                         require_once(ABSPATH . 'wp-admin/admin-footer.php');
  87                         exit;
  88                 case 'delete-selected':
  89                         if ( ! current_user_can( 'delete_themes' ) ) {
  90                                 wp_die( __('Sorry, you are not allowed to delete themes for this site.') );
  91                         }
  92
  93                         check_admin_referer( 'bulk-themes' );
  94
  95                         $themes = isset( $_REQUEST['checked'] ) ? (array) $_REQUEST['checked'] : array();
  96
  97                         if ( empty( $themes ) ) {
  98                                 wp_safe_redirect( add_query_arg( 'error', 'none', $referer ) );
  99                                 exit;
 100                         }
 101
 102                         $themes = array_diff( $themes, array( get_option( 'stylesheet' ), get_option( 'template' ) ) );
 103
 104                         if ( empty( $themes ) ) {
 105                                 wp_safe_redirect( add_query_arg( 'error', 'main', $referer ) );
 106                                 exit;
 107                         }
 108
 109                         $theme_info = array();
 110                         foreach ( $themes as $key => $theme ) {
 111                                 $theme_info[ $theme ] = wp_get_theme( $theme );
 112                         }
 113
 114                         include(ABSPATH . 'wp-admin/update.php');
 115
 116                         $parent_file = 'themes.php';
 117
 118                         if ( ! isset( $_REQUEST['verify-delete'] ) ) {
 119                                 wp_enqueue_script( 'jquery' );
 120                                 require_once( ABSPATH . 'wp-admin/admin-header.php' );
 121                                 $themes_to_delete = count( $themes );
 122                                 ?>
 123                         <div class="wrap">
 124                                 <?php if ( 1 == $themes_to_delete ) : ?>
 125                                         <h1><?php _e( 'Delete Theme' ); ?></h1>
 126                                         <div class="error"><p><strong><?php _e( 'Caution:' ); ?></strong> <?php _e( 'This theme may be active on other sites in the network.' ); ?></p></div>
 127                                         <p><?php _e( 'You are about to remove the following theme:' ); ?></p>
 128                                 <?php else : ?>
 129                                         <h1><?php _e( 'Delete Themes' ); ?></h1>
 130                                         <div class="error"><p><strong><?php _e( 'Caution:' ); ?></strong> <?php _e( 'These themes may be active on other sites in the network.' ); ?></p></div>
 131                                         <p><?php _e( 'You are about to remove the following themes:' ); ?></p>
 132                                 <?php endif; ?>
 133                                         <ul class="ul-disc">
 134                                         <?php
 135                                                 foreach ( $theme_info as $theme ) {
 136                                                         echo '<li>' . sprintf(
 137                                                                 /* translators: 1: theme name, 2: theme author */
 138                                                                 _x( '%1$s by %2$s', 'theme' ),
 139                                                                 '<strong>' . $theme->display( 'Name' ) . '</strong>',
 140                                                                 '<em>' . $theme->display( 'Author' ) . '</em>'
 141                                                         ) . '</li>';
 142                                                 }
 143                                         ?>
 144                                         </ul>
 145                                 <?php if ( 1 == $themes_to_delete ) : ?>
 146                                         <p><?php _e( 'Are you sure you wish to delete this theme?' ); ?></p>
 147                                 <?php else : ?>
 148                                         <p><?php _e( 'Are you sure you wish to delete these themes?' ); ?></p>
 149                                 <?php endif; ?>
 150                                 <form method="post" action="<?php echo esc_url($_SERVER['REQUEST_URI']); ?>" style="display:inline;">
 151                                         <input type="hidden" name="verify-delete" value="1" />
 152                                         <input type="hidden" name="action" value="delete-selected" />
 153                                         <?php
 154                                                 foreach ( (array) $themes as $theme ) {
 155                                                         echo '<input type="hidden" name="checked[]" value="' . esc_attr($theme) . '" />';
 156                                                 }
 157
 158                                                 wp_nonce_field( 'bulk-themes' );
 159
 160                                                 if ( 1 == $themes_to_delete ) {
 161                                                         submit_button( __( 'Yes, delete this theme' ), '', 'submit', false );
 162                                                 } else {
 163                                                         submit_button( __( 'Yes, delete these themes' ), '', 'submit', false );
 164                                                 }
 165                                         ?>
 166                                 </form>
 167                                 <?php
 168                                 $referer = wp_get_referer();
 169                                 ?>
 170                                 <form method="post" action="<?php echo $referer ? esc_url( $referer ) : ''; ?>" style="display:inline;">
 171                                         <?php submit_button( __( 'No, return me to the theme list' ), '', 'submit', false ); ?>
 172                                 </form>
 173                         </div>
 174                                 <?php
 175                                 require_once(ABSPATH . 'wp-admin/admin-footer.php');
 176                                 exit;
 177                         } // Endif verify-delete
 178
 179                         foreach ( $themes as $theme ) {
 180                                 $delete_result = delete_theme( $theme, esc_url( add_query_arg( array(
 181                                         'verify-delete' => 1,
 182                                         'action' => 'delete-selected',
 183                                         'checked' => $_REQUEST['checked'],
 184                                         '_wpnonce' => $_REQUEST['_wpnonce']
 185                                 ), network_admin_url( 'themes.php' ) ) ) );
 186                         }
 187
 188                         $paged = ( $_REQUEST['paged'] ) ? $_REQUEST['paged'] : 1;
 189                         wp_redirect( add_query_arg( array(
 190                                 'deleted' => count( $themes ),
 191                                 'paged' => $paged,
 192                                 's' => $s
 193                         ), network_admin_url( 'themes.php' ) ) );
 194                         exit;
 195                 default:
 196                         $themes = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
 197                         if ( empty( $themes ) ) {
 198                                 wp_safe_redirect( add_query_arg( 'error', 'none', $referer ) );
 199                                 exit;
 200                         }
 201                         check_admin_referer( 'bulk-themes' );
 202
 203                         /** This action is documented in wp-admin/network/site-themes.php */
 204                         $referer = apply_filters( 'handle_network_bulk_actions-' . get_current_screen()->id, $referer, $action, $themes );
 205
 206                         wp_safe_redirect( $referer );
 207                         exit;
 208         }
 209
 210 }
 211
 212 $wp_list_table->prepare_items();
 213
 214 add_thickbox();
 215
 216 add_screen_option( 'per_page' );
 217
 218 get_current_screen()->add_help_tab( array(
 219         'id'      => 'overview',
 220         'title'   => __('Overview'),
 221         'content' =>
 222                 '<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>' .
 223                 '<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>' .
 224                 '<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>'
 225 ) );
 226
 227 get_current_screen()->set_help_sidebar(
 228         '<p><strong>' . __('For more information:') . '</strong></p>' .
 229         '<p>' . __('<a href="https://codex.wordpress.org/Network_Admin_Themes_Screen">Documentation on Network Themes</a>') . '</p>' .
 230         '<p>' . __('<a href="https://wordpress.org/support/">Support Forums</a>') . '</p>'
 231 );
 232
 233 get_current_screen()->set_screen_reader_content( array(
 234         'heading_views'      => __( 'Filter themes list' ),
 235         'heading_pagination' => __( 'Themes list navigation' ),
 236         'heading_list'       => __( 'Themes list' ),
 237 ) );
 238
 239 $title = __('Themes');
 240 $parent_file = 'themes.php';
 241
 242 wp_enqueue_script( 'updates' );
 243 wp_enqueue_script( 'theme-preview' );
 244
 245 require_once(ABSPATH . 'wp-admin/admin-header.php');
 246
 247 ?>
 248
 249 <div class="wrap">
 250 <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 }
 251 if ( isset( $_REQUEST['s'] ) && strlen( $_REQUEST['s'] ) ) {
 252         /* translators: %s: search keywords */
 253         printf( '<span class="subtitle">' . __( 'Search results for &#8220;%s&#8221;' ) . '</span>', esc_html( $s ) );
 254 }
 255 ?>
 256 </h1>
 257
 258 <?php
 259 if ( isset( $_GET['enabled'] ) ) {
 260         $enabled = absint( $_GET['enabled'] );
 261         if ( 1 == $enabled ) {
 262                 $message = __( 'Theme enabled.' );
 263         } else {
 264                 $message = _n( '%s theme enabled.', '%s themes enabled.', $enabled );
 265         }
 266         echo '<div id="message" class="updated notice is-dismissible"><p>' . sprintf( $message, number_format_i18n( $enabled ) ) . '</p></div>';
 267 } elseif ( isset( $_GET['disabled'] ) ) {
 268         $disabled = absint( $_GET['disabled'] );
 269         if ( 1 == $disabled ) {
 270                 $message = __( 'Theme disabled.' );
 271         } else {
 272                 $message = _n( '%s theme disabled.', '%s themes disabled.', $disabled );
 273         }
 274         echo '<div id="message" class="updated notice is-dismissible"><p>' . sprintf( $message, number_format_i18n( $disabled ) ) . '</p></div>';
 275 } elseif ( isset( $_GET['deleted'] ) ) {
 276         $deleted = absint( $_GET['deleted'] );
 277         if ( 1 == $deleted ) {
 278                 $message = __( 'Theme deleted.' );
 279         } else {
 280                 $message = _n( '%s theme deleted.', '%s themes deleted.', $deleted );
 281         }
 282         echo '<div id="message" class="updated notice is-dismissible"><p>' . sprintf( $message, number_format_i18n( $deleted ) ) . '</p></div>';
 283 } elseif ( isset( $_GET['error'] ) && 'none' == $_GET['error'] ) {
 284         echo '<div id="message" class="error notice is-dismissible"><p>' . __( 'No theme selected.' ) . '</p></div>';
 285 } elseif ( isset( $_GET['error'] ) && 'main' == $_GET['error'] ) {
 286         echo '<div class="error notice is-dismissible"><p>' . __( 'You cannot delete a theme while it is active on the main site.' ) . '</p></div>';
 287 }
 288
 289 ?>
 290
 291 <form method="get">
 292 <?php $wp_list_table->search_box( __( 'Search Installed Themes' ), 'theme' ); ?>
 293 </form>
 294
 295 <?php
 296 $wp_list_table->views();
 297
 298 if ( 'broken' == $status )
 299         echo '<p class="clear">' . __( 'The following themes are installed but incomplete.' ) . '</p>';
 300 ?>
 301
 302 <form id="bulk-action-form" method="post">
 303 <input type="hidden" name="theme_status" value="<?php echo esc_attr($status) ?>" />
 304 <input type="hidden" name="paged" value="<?php echo esc_attr($page) ?>" />
 305
 306 <?php $wp_list_table->display(); ?>
 307 </form>
 308
 309 </div>
 310
 311 <?php
 312 wp_print_request_filesystem_credentials_modal();
 313 wp_print_admin_notice_templates();
 314 wp_print_update_row_templates();
 315
 316 include(ABSPATH . 'wp-admin/admin-footer.php');