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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      $allowed_themes = get_site_option( 'allowedthemes' );
  33      switch ( $action ) {
  34          case 'enable':
  35              check_admin_referer('enable-theme_' . $_GET['theme']);
  36              $allowed_themes[ $_GET['theme'] ] = true;
  37              update_site_option( 'allowedthemes', $allowed_themes );
  38              if ( false === strpos( $referer, '/network/themes.php' ) )
  39                  wp_redirect( network_admin_url( 'themes.php?enabled=1' ) );
  40              else
  41                  wp_safe_redirect( add_query_arg( 'enabled', 1, $referer ) );
  42              exit;
  43          case 'disable':
  44              check_admin_referer('disable-theme_' . $_GET['theme']);
  45              unset( $allowed_themes[ $_GET['theme'] ] );
  46              update_site_option( 'allowedthemes', $allowed_themes );
  47              wp_safe_redirect( add_query_arg( 'disabled', '1', $referer ) );
  48              exit;
  49          case 'enable-selected':
  50              check_admin_referer('bulk-themes');
  51              $themes = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
  52              if ( empty($themes) ) {
  53                  wp_safe_redirect( add_query_arg( 'error', 'none', $referer ) );
  54                  exit;
  55              }
  56              foreach( (array) $themes as $theme )
  57                  $allowed_themes[ $theme ] = true;
  58              update_site_option( 'allowedthemes', $allowed_themes );
  59              wp_safe_redirect( add_query_arg( 'enabled', count( $themes ), $referer ) );
  60              exit;
  61          case 'disable-selected':
  62              check_admin_referer('bulk-themes');
  63              $themes = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
  64              if ( empty($themes) ) {
  65                  wp_safe_redirect( add_query_arg( 'error', 'none', $referer ) );
  66                  exit;
  67              }
  68              foreach( (array) $themes as $theme )
  69                  unset( $allowed_themes[ $theme ] );
  70              update_site_option( 'allowedthemes', $allowed_themes );
  71              wp_safe_redirect( add_query_arg( 'disabled', count( $themes ), $referer ) );
  72              exit;
  73          case 'update-selected' :
  74              check_admin_referer( 'bulk-themes' );
  75  
  76              if ( isset( $_GET['themes'] ) )
  77                  $themes = explode( ',', $_GET['themes'] );
  78              elseif ( isset( $_POST['checked'] ) )
  79                  $themes = (array) $_POST['checked'];
  80              else
  81                  $themes = array();
  82  
  83              $title = __( 'Update Themes' );
  84              $parent_file = 'themes.php';
  85  
  86              require_once (ABSPATH . 'wp-admin/admin-header.php');
  87  
  88              echo '<div class="wrap">';
  89              echo '<h2>' . esc_html( $title ) . '</h2>';
  90  
  91              $url = self_admin_url('update.php?action=update-selected-themes&amp;themes=' . urlencode( join(',', $themes) ));
  92              $url = wp_nonce_url($url, 'bulk-update-themes');
  93  
  94              echo "<iframe src='$url' style='width: 100%; height:100%; min-height:850px;'></iframe>";
  95              echo '</div>';
  96              require_once (ABSPATH . 'wp-admin/admin-footer.php');
  97              exit;
  98          case 'delete-selected':
  99              if ( ! current_user_can( 'delete_themes' ) )
 100                  wp_die( __('You do not have sufficient permissions to delete themes for this site.') );
 101              check_admin_referer( 'bulk-themes' );
 102  
 103              $themes = isset( $_REQUEST['checked'] ) ? (array) $_REQUEST['checked'] : array();
 104  
 105              unset( $themes[ get_option( 'stylesheet' ) ], $themes[ get_option( 'template' ) ] );
 106  
 107              if ( empty( $themes ) ) {
 108                  wp_safe_redirect( add_query_arg( 'error', 'none', $referer ) );
 109                  exit;
 110              }
 111  
 112              $files_to_delete = $theme_info = array();
 113              foreach ( $themes as $key => $theme ) {
 114                  $theme_info[ $theme ] = wp_get_theme( $theme );
 115                  $files_to_delete = array_merge( $files_to_delete, list_files( $theme_info[ $theme ]->get_stylesheet_directory() ) );
 116              }
 117  
 118              if ( empty( $themes ) ) {
 119                  wp_safe_redirect( add_query_arg( 'error', 'main', $referer ) );
 120                  exit;
 121              }
 122  
 123              include (ABSPATH . 'wp-admin/update.php');
 124  
 125              $parent_file = 'themes.php';
 126  
 127              if ( ! isset( $_REQUEST['verify-delete'] ) ) {
 128                  wp_enqueue_script( 'jquery' );
 129                  require_once ( ABSPATH . 'wp-admin/admin-header.php' );
 130                  ?>
 131              <div class="wrap">
 132                  <?php
 133                      $themes_to_delete = count( $themes );
 134                      echo '<h2>' . _n( 'Delete Theme', 'Delete Themes', $themes_to_delete ) . '</h2>';
 135                  ?>
 136                  <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>
 137                  <p><?php echo _n( 'You are about to remove the following theme:', 'You are about to remove the following themes:', $themes_to_delete ); ?></p>
 138                      <ul class="ul-disc">
 139                          <?php foreach ( $theme_info as $theme )
 140                              echo '<li>', sprintf( __('<strong>%1$s</strong> by <em>%2$s</em>' ), $theme->display('Name'), $theme->display('Author') ), '</li>'; /* translators: 1: theme name, 2: theme author */ ?>
 141                      </ul>
 142                  <p><?php _e('Are you sure you wish to delete these themes?'); ?></p>
 143                  <form method="post" action="<?php echo esc_url($_SERVER['REQUEST_URI']); ?>" style="display:inline;">
 144                      <input type="hidden" name="verify-delete" value="1" />
 145                      <input type="hidden" name="action" value="delete-selected" />
 146                      <?php
 147                          foreach ( (array) $themes as $theme )
 148                              echo '<input type="hidden" name="checked[]" value="' . esc_attr($theme) . '" />';
 149                      ?>
 150                      <?php wp_nonce_field('bulk-themes') ?>
 151                      <?php submit_button( _n( 'Yes, Delete this theme', 'Yes, Delete these themes', $themes_to_delete ), 'button', 'submit', false ); ?>
 152                  </form>
 153                  <form method="post" action="<?php echo esc_url(wp_get_referer()); ?>" style="display:inline;">
 154                      <?php submit_button( __( 'No, Return me to the theme list' ), 'button', 'submit', false ); ?>
 155                  </form>
 156  
 157                  <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>
 158                  <div id="files-list" style="display:none;">
 159                      <ul class="code">
 160                      <?php
 161                          foreach ( (array) $files_to_delete as $file )
 162                              echo '<li>' . esc_html( str_replace( WP_CONTENT_DIR . "/themes", '', $file) ) . '</li>';
 163                      ?>
 164                      </ul>
 165                  </div>
 166              </div>
 167                  <?php
 168                  require_once (ABSPATH . 'wp-admin/admin-footer.php');
 169                  exit;
 170              } // Endif verify-delete
 171  
 172              foreach ( $themes as $theme ) {
 173                  $delete_result = delete_theme( $theme, esc_url( add_query_arg( array(
 174                      'verify-delete' => 1,
 175                      'action' => 'delete-selected',
 176                      'checked' => $_REQUEST['checked'],
 177                      '_wpnonce' => $_REQUEST['_wpnonce']
 178                  ), network_admin_url( 'themes.php' ) ) ) );
 179              }
 180  
 181              $paged = ( $_REQUEST['paged'] ) ? $_REQUEST['paged'] : 1;
 182              wp_redirect( add_query_arg( array(
 183                  'deleted' => count( $themes ),
 184                  'paged' => $paged,
 185                  's' => $s
 186              ), network_admin_url( 'themes.php' ) ) );
 187              exit;
 188      }
 189  }
 190  
 191  $wp_list_table->prepare_items();
 192  
 193  add_thickbox();
 194  
 195  add_screen_option( 'per_page', array('label' => _x( 'Themes', 'themes per page (screen options)' )) );
 196  
 197  get_current_screen()->add_help_tab( array(
 198      'id'      => 'overview',
 199      'title'   => __('Overview'),
 200      'content' =>
 201          '<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>' .
 202          '<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>' .
 203          '<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>'
 204  ) );
 205  
 206  get_current_screen()->set_help_sidebar(
 207      '<p><strong>' . __('For more information:') . '</strong></p>' .
 208      '<p>' . __('<a href="http://codex.wordpress.org/Network_Admin_Themes_Screen" target="_blank">Documentation on Network Themes</a>') . '</p>' .
 209      '<p>' . __('<a href="https://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>'
 210  );
 211  
 212  $title = __('Themes');
 213  $parent_file = 'themes.php';
 214  
 215  wp_enqueue_script( 'theme-preview' );
 216  
 217  require_once (ABSPATH . 'wp-admin/admin-header.php');
 218  
 219  ?>
 220  
 221  <div class="wrap">
 222  <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 }
 223  if ( $s )
 224      printf( '<span class="subtitle">' . __('Search results for &#8220;%s&#8221;') . '</span>', esc_html( $s ) ); ?>
 225  </h2>
 226  
 227  <?php
 228  if ( isset( $_GET['enabled'] ) ) {
 229      $_GET['enabled'] = absint( $_GET['enabled'] );
 230      echo '<div id="message" class="updated"><p>' . sprintf( _n( 'Theme enabled.', '%s themes enabled.', $_GET['enabled'] ), number_format_i18n( $_GET['enabled'] ) ) . '</p></div>';
 231  } elseif ( isset( $_GET['disabled'] ) ) {
 232      $_GET['disabled'] = absint( $_GET['disabled'] );
 233      echo '<div id="message" class="updated"><p>' . sprintf( _n( 'Theme disabled.', '%s themes disabled.', $_GET['disabled'] ), number_format_i18n( $_GET['disabled'] ) ) . '</p></div>';
 234  } elseif ( isset( $_GET['deleted'] ) ) {
 235      $_GET['deleted'] = absint( $_GET['deleted'] );
 236      echo '<div id="message" class="updated"><p>' . sprintf( _nx( 'Theme deleted.', '%s themes deleted.', $_GET['deleted'], 'network' ), number_format_i18n( $_GET['deleted'] ) ) . '</p></div>';
 237  } elseif ( isset( $_GET['error'] ) && 'none' == $_GET['error'] ) {
 238      echo '<div id="message" class="error"><p>' . __( 'No theme selected.' ) . '</p></div>';
 239  } elseif ( isset( $_GET['error'] ) && 'main' == $_GET['error'] ) {
 240      echo '<div class="error"><p>' . __( 'You cannot delete a theme while it is active on the main site.' ) . '</p></div>';
 241  }
 242  
 243  ?>
 244  
 245  <form method="get" action="">
 246  <?php $wp_list_table->search_box( __( 'Search Installed Themes' ), 'theme' ); ?>
 247  </form>
 248  
 249  <?php
 250  $wp_list_table->views();
 251  
 252  if ( 'broken' == $status )
 253      echo '<p class="clear">' . __('The following themes are installed but incomplete. Themes must have a stylesheet and a template.') . '</p>';
 254  ?>
 255  
 256  <form method="post" action="">
 257  <input type="hidden" name="theme_status" value="<?php echo esc_attr($status) ?>" />
 258  <input type="hidden" name="paged" value="<?php echo esc_attr($page) ?>" />
 259  
 260  <?php $wp_list_table->display(); ?>
 261  </form>
 262  
 263  </div>
 264  
 265  <?php
 266  include (ABSPATH . 'wp-admin/admin-footer.php');


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