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/wp-admin/network/ -> themes.php (source)

   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( __( 'You do not have sufficient permissions 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( __('You do not have sufficient permissions 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( 'theme-preview' );
 232  
 233  require_once (ABSPATH . 'wp-admin/admin-header.php');
 234  
 235  ?>
 236  
 237  <div class="wrap">
 238  <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 }
 239  if ( isset( $_REQUEST['s'] ) && strlen( $_REQUEST['s'] ) ) {
 240      /* translators: %s: search keywords */
 241      printf( '<span class="subtitle">' . __( 'Search results for &#8220;%s&#8221;' ) . '</span>', esc_html( $s ) );
 242  }
 243  ?>
 244  </h1>
 245  
 246  <?php
 247  if ( isset( $_GET['enabled'] ) ) {
 248      $enabled = absint( $_GET['enabled'] );
 249      if ( 1 == $enabled ) {
 250          $message = __( 'Theme enabled.' );
 251      } else {
 252          $message = _n( '%s theme enabled.', '%s themes enabled.', $enabled );
 253      }
 254      echo '<div id="message" class="updated notice is-dismissible"><p>' . sprintf( $message, number_format_i18n( $enabled ) ) . '</p></div>';
 255  } elseif ( isset( $_GET['disabled'] ) ) {
 256      $disabled = absint( $_GET['disabled'] );
 257      if ( 1 == $disabled ) {
 258          $message = __( 'Theme disabled.' );
 259      } else {
 260          $message = _n( '%s theme disabled.', '%s themes disabled.', $disabled );
 261      }
 262      echo '<div id="message" class="updated notice is-dismissible"><p>' . sprintf( $message, number_format_i18n( $disabled ) ) . '</p></div>';
 263  } elseif ( isset( $_GET['deleted'] ) ) {
 264      $deleted = absint( $_GET['deleted'] );
 265      if ( 1 == $deleted ) {
 266          $message = __( 'Theme deleted.' );
 267      } else {
 268          $message = _n( '%s theme deleted.', '%s themes deleted.', $deleted );
 269      }
 270      echo '<div id="message" class="updated notice is-dismissible"><p>' . sprintf( $message, number_format_i18n( $deleted ) ) . '</p></div>';
 271  } elseif ( isset( $_GET['error'] ) && 'none' == $_GET['error'] ) {
 272      echo '<div id="message" class="error notice is-dismissible"><p>' . __( 'No theme selected.' ) . '</p></div>';
 273  } elseif ( isset( $_GET['error'] ) && 'main' == $_GET['error'] ) {
 274      echo '<div class="error notice is-dismissible"><p>' . __( 'You cannot delete a theme while it is active on the main site.' ) . '</p></div>';
 275  }
 276  
 277  ?>
 278  
 279  <form method="get">
 280  <?php $wp_list_table->search_box( __( 'Search Installed Themes' ), 'theme' ); ?>
 281  </form>
 282  
 283  <?php
 284  $wp_list_table->views();
 285  
 286  if ( 'broken' == $status )
 287      echo '<p class="clear">' . __( 'The following themes are installed but incomplete.' ) . '</p>';
 288  ?>
 289  
 290  <form method="post">
 291  <input type="hidden" name="theme_status" value="<?php echo esc_attr($status) ?>" />
 292  <input type="hidden" name="paged" value="<?php echo esc_attr($page) ?>" />
 293  
 294  <?php $wp_list_table->display(); ?>
 295  </form>
 296  
 297  </div>
 298  
 299  <?php
 300  include (ABSPATH . 'wp-admin/admin-footer.php');


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