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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  __DIR__ . '/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  
  17  $wp_list_table = _get_list_table( 'WP_MS_Themes_List_Table' );
  18  $pagenum       = $wp_list_table->get_pagenum();
  19  
  20  $action = $wp_list_table->current_action();
  21  
  22  $s = isset( $_REQUEST['s'] ) ? $_REQUEST['s'] : '';
  23  
  24  // Clean up request URI from temporary args for screen options/paging uri's to work as expected.
  25  $temp_args = array(
  26      'enabled',
  27      'disabled',
  28      'deleted',
  29      'error',
  30      'enabled-auto-update',
  31      'disabled-auto-update',
  32  );
  33  
  34  $_SERVER['REQUEST_URI'] = remove_query_arg( $temp_args, $_SERVER['REQUEST_URI'] );
  35  $referer                = remove_query_arg( $temp_args, wp_get_referer() );
  36  
  37  if ( $action ) {
  38      switch ( $action ) {
  39          case 'enable':
  40              check_admin_referer( 'enable-theme_' . $_GET['theme'] );
  41              WP_Theme::network_enable_theme( $_GET['theme'] );
  42              if ( false === strpos( $referer, '/network/themes.php' ) ) {
  43                  wp_redirect( network_admin_url( 'themes.php?enabled=1' ) );
  44              } else {
  45                  wp_safe_redirect( add_query_arg( 'enabled', 1, $referer ) );
  46              }
  47              exit;
  48          case 'disable':
  49              check_admin_referer( 'disable-theme_' . $_GET['theme'] );
  50              WP_Theme::network_disable_theme( $_GET['theme'] );
  51              wp_safe_redirect( add_query_arg( 'disabled', '1', $referer ) );
  52              exit;
  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              WP_Theme::network_enable_theme( (array) $themes );
  61              wp_safe_redirect( add_query_arg( 'enabled', count( $themes ), $referer ) );
  62              exit;
  63          case 'disable-selected':
  64              check_admin_referer( 'bulk-themes' );
  65              $themes = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
  66              if ( empty( $themes ) ) {
  67                  wp_safe_redirect( add_query_arg( 'error', 'none', $referer ) );
  68                  exit;
  69              }
  70              WP_Theme::network_disable_theme( (array) $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  
  84              $title       = __( 'Update Themes' );
  85              $parent_file = 'themes.php';
  86  
  87              require_once ABSPATH . 'wp-admin/admin-header.php';
  88  
  89              echo '<div class="wrap">';
  90              echo '<h1>' . esc_html( $title ) . '</h1>';
  91  
  92              $url = self_admin_url( 'update.php?action=update-selected-themes&amp;themes=' . urlencode( join( ',', $themes ) ) );
  93              $url = wp_nonce_url( $url, 'bulk-update-themes' );
  94  
  95              echo "<iframe src='$url' style='width: 100%; height:100%; min-height:850px;'></iframe>";
  96              echo '</div>';
  97              require_once ABSPATH . 'wp-admin/admin-footer.php';
  98              exit;
  99          case 'delete-selected':
 100              if ( ! current_user_can( 'delete_themes' ) ) {
 101                  wp_die( __( 'Sorry, you are not allowed to delete themes for this site.' ) );
 102              }
 103  
 104              check_admin_referer( 'bulk-themes' );
 105  
 106              $themes = isset( $_REQUEST['checked'] ) ? (array) $_REQUEST['checked'] : array();
 107  
 108              if ( empty( $themes ) ) {
 109                  wp_safe_redirect( add_query_arg( 'error', 'none', $referer ) );
 110                  exit;
 111              }
 112  
 113              $themes = array_diff( $themes, array( get_option( 'stylesheet' ), get_option( 'template' ) ) );
 114  
 115              if ( empty( $themes ) ) {
 116                  wp_safe_redirect( add_query_arg( 'error', 'main', $referer ) );
 117                  exit;
 118              }
 119  
 120              $theme_info = array();
 121              foreach ( $themes as $key => $theme ) {
 122                  $theme_info[ $theme ] = wp_get_theme( $theme );
 123              }
 124  
 125              require ABSPATH . 'wp-admin/update.php';
 126  
 127              $parent_file = 'themes.php';
 128  
 129              if ( ! isset( $_REQUEST['verify-delete'] ) ) {
 130                  wp_enqueue_script( 'jquery' );
 131                  require_once ABSPATH . 'wp-admin/admin-header.php';
 132                  $themes_to_delete = count( $themes );
 133                  ?>
 134                  <div class="wrap">
 135                  <?php if ( 1 === $themes_to_delete ) : ?>
 136                      <h1><?php _e( 'Delete Theme' ); ?></h1>
 137                      <div class="error"><p><strong><?php _e( 'Caution:' ); ?></strong> <?php _e( 'This theme may be active on other sites in the network.' ); ?></p></div>
 138                      <p><?php _e( 'You are about to remove the following theme:' ); ?></p>
 139                  <?php else : ?>
 140                      <h1><?php _e( 'Delete Themes' ); ?></h1>
 141                      <div class="error"><p><strong><?php _e( 'Caution:' ); ?></strong> <?php _e( 'These themes may be active on other sites in the network.' ); ?></p></div>
 142                      <p><?php _e( 'You are about to remove the following themes:' ); ?></p>
 143                  <?php endif; ?>
 144                      <ul class="ul-disc">
 145                      <?php
 146                      foreach ( $theme_info as $theme ) {
 147                          echo '<li>' . sprintf(
 148                              /* translators: 1: Theme name, 2: Theme author. */
 149                              _x( '%1$s by %2$s', 'theme' ),
 150                              '<strong>' . $theme->display( 'Name' ) . '</strong>',
 151                              '<em>' . $theme->display( 'Author' ) . '</em>'
 152                          ) . '</li>';
 153                      }
 154                      ?>
 155                      </ul>
 156                  <?php if ( 1 === $themes_to_delete ) : ?>
 157                      <p><?php _e( 'Are you sure you want to delete this theme?' ); ?></p>
 158                  <?php else : ?>
 159                      <p><?php _e( 'Are you sure you want to delete these themes?' ); ?></p>
 160                  <?php endif; ?>
 161                  <form method="post" action="<?php echo esc_url( $_SERVER['REQUEST_URI'] ); ?>" style="display:inline;">
 162                      <input type="hidden" name="verify-delete" value="1" />
 163                      <input type="hidden" name="action" value="delete-selected" />
 164                      <?php
 165  
 166                      foreach ( (array) $themes as $theme ) {
 167                          echo '<input type="hidden" name="checked[]" value="' . esc_attr( $theme ) . '" />';
 168                      }
 169  
 170                      wp_nonce_field( 'bulk-themes' );
 171  
 172                      if ( 1 === $themes_to_delete ) {
 173                          submit_button( __( 'Yes, delete this theme' ), '', 'submit', false );
 174                      } else {
 175                          submit_button( __( 'Yes, delete these themes' ), '', 'submit', false );
 176                      }
 177  
 178                      ?>
 179                  </form>
 180                  <?php $referer = wp_get_referer(); ?>
 181                  <form method="post" action="<?php echo $referer ? esc_url( $referer ) : ''; ?>" style="display:inline;">
 182                      <?php submit_button( __( 'No, return me to the theme list' ), '', 'submit', false ); ?>
 183                  </form>
 184                  </div>
 185                  <?php
 186  
 187                  require_once ABSPATH . 'wp-admin/admin-footer.php';
 188                  exit;
 189              } // End if verify-delete.
 190  
 191              foreach ( $themes as $theme ) {
 192                  $delete_result = delete_theme(
 193                      $theme,
 194                      esc_url(
 195                          add_query_arg(
 196                              array(
 197                                  'verify-delete' => 1,
 198                                  'action'        => 'delete-selected',
 199                                  'checked'       => $_REQUEST['checked'],
 200                                  '_wpnonce'      => $_REQUEST['_wpnonce'],
 201                              ),
 202                              network_admin_url( 'themes.php' )
 203                          )
 204                      )
 205                  );
 206              }
 207  
 208              $paged = ( $_REQUEST['paged'] ) ? $_REQUEST['paged'] : 1;
 209              wp_redirect(
 210                  add_query_arg(
 211                      array(
 212                          'deleted' => count( $themes ),
 213                          'paged'   => $paged,
 214                          's'       => $s,
 215                      ),
 216                      network_admin_url( 'themes.php' )
 217                  )
 218              );
 219              exit;
 220          case 'enable-auto-update':
 221          case 'disable-auto-update':
 222          case 'enable-auto-update-selected':
 223          case 'disable-auto-update-selected':
 224              if ( ! ( current_user_can( 'update_themes' ) && wp_is_auto_update_enabled_for_type( 'theme' ) ) ) {
 225                  wp_die( __( 'Sorry, you are not allowed to change themes automatic update settings.' ) );
 226              }
 227  
 228              if ( 'enable-auto-update' === $action || 'disable-auto-update' === $action ) {
 229                  check_admin_referer( 'updates' );
 230              } else {
 231                  if ( empty( $_POST['checked'] ) ) {
 232                      // Nothing to do.
 233                      wp_safe_redirect( add_query_arg( 'error', 'none', $referer ) );
 234                      exit;
 235                  }
 236  
 237                  check_admin_referer( 'bulk-themes' );
 238              }
 239  
 240              $auto_updates = (array) get_site_option( 'auto_update_themes', array() );
 241  
 242              if ( 'enable-auto-update' === $action ) {
 243                  $auto_updates[] = $_GET['theme'];
 244                  $auto_updates   = array_unique( $auto_updates );
 245                  $referer        = add_query_arg( 'enabled-auto-update', 1, $referer );
 246              } elseif ( 'disable-auto-update' === $action ) {
 247                  $auto_updates = array_diff( $auto_updates, array( $_GET['theme'] ) );
 248                  $referer      = add_query_arg( 'disabled-auto-update', 1, $referer );
 249              } else {
 250                  // Bulk enable/disable.
 251                  $themes = (array) wp_unslash( $_POST['checked'] );
 252  
 253                  if ( 'enable-auto-update-selected' === $action ) {
 254                      $auto_updates = array_merge( $auto_updates, $themes );
 255                      $auto_updates = array_unique( $auto_updates );
 256                      $referer      = add_query_arg( 'enabled-auto-update', count( $themes ), $referer );
 257                  } else {
 258                      $auto_updates = array_diff( $auto_updates, $themes );
 259                      $referer      = add_query_arg( 'disabled-auto-update', count( $themes ), $referer );
 260                  }
 261              }
 262  
 263              $all_items = wp_get_themes();
 264  
 265              // Remove themes that don't exist or have been deleted since the option was last updated.
 266              $auto_updates = array_intersect( $auto_updates, array_keys( $all_items ) );
 267  
 268              update_site_option( 'auto_update_themes', $auto_updates );
 269  
 270              wp_safe_redirect( $referer );
 271              exit;
 272          default:
 273              $themes = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
 274              if ( empty( $themes ) ) {
 275                  wp_safe_redirect( add_query_arg( 'error', 'none', $referer ) );
 276                  exit;
 277              }
 278              check_admin_referer( 'bulk-themes' );
 279  
 280              /** This action is documented in wp-admin/network/site-themes.php */
 281              $referer = apply_filters( 'handle_network_bulk_actions-' . get_current_screen()->id, $referer, $action, $themes ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
 282  
 283              wp_safe_redirect( $referer );
 284              exit;
 285      }
 286  }
 287  
 288  $wp_list_table->prepare_items();
 289  
 290  add_thickbox();
 291  
 292  add_screen_option( 'per_page' );
 293  
 294  get_current_screen()->add_help_tab(
 295      array(
 296          'id'      => 'overview',
 297          'title'   => __( 'Overview' ),
 298          'content' =>
 299              '<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>' .
 300              '<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>' .
 301              '<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>',
 302      )
 303  );
 304  
 305  $help_sidebar_autoupdates = '';
 306  
 307  if ( current_user_can( 'update_themes' ) && wp_is_auto_update_enabled_for_type( 'theme' ) ) {
 308      get_current_screen()->add_help_tab(
 309          array(
 310              'id'      => 'plugins-themes-auto-updates',
 311              'title'   => __( 'Auto-updates' ),
 312              'content' =>
 313                  '<p>' . __( 'Auto-updates can be enabled or disabled for each individual theme. Themes with auto-updates enabled will display the estimated date of the next auto-update. Auto-updates depends on the WP-Cron task scheduling system.' ) . '</p>' .
 314                  '<p>' . __( 'Please note: Third-party themes and plugins, or custom code, may override WordPress scheduling.' ) . '</p>',
 315          )
 316      );
 317  
 318      $help_sidebar_autoupdates = '<p>' . __( '<a href="https://wordpress.org/support/article/plugins-themes-auto-updates/">Learn more: Auto-updates documentation</a>' ) . '</p>';
 319  }
 320  
 321  get_current_screen()->set_help_sidebar(
 322      '<p><strong>' . __( 'For more information:' ) . '</strong></p>' .
 323      '<p>' . __( '<a href="https://codex.wordpress.org/Network_Admin_Themes_Screen">Documentation on Network Themes</a>' ) . '</p>' .
 324      $help_sidebar_autoupdates .
 325      '<p>' . __( '<a href="https://wordpress.org/support/">Support</a>' ) . '</p>'
 326  );
 327  
 328  get_current_screen()->set_screen_reader_content(
 329      array(
 330          'heading_views'      => __( 'Filter themes list' ),
 331          'heading_pagination' => __( 'Themes list navigation' ),
 332          'heading_list'       => __( 'Themes list' ),
 333      )
 334  );
 335  
 336  $title       = __( 'Themes' );
 337  $parent_file = 'themes.php';
 338  
 339  wp_enqueue_script( 'updates' );
 340  wp_enqueue_script( 'theme-preview' );
 341  
 342  require_once ABSPATH . 'wp-admin/admin-header.php';
 343  
 344  ?>
 345  
 346  <div class="wrap">
 347  <h1 class="wp-heading-inline"><?php echo esc_html( $title ); ?></h1>
 348  
 349  <?php if ( current_user_can( 'install_themes' ) ) : ?>
 350      <a href="theme-install.php" class="page-title-action"><?php echo esc_html_x( 'Add New', 'theme' ); ?></a>
 351  <?php endif; ?>
 352  
 353  <?php
 354  if ( isset( $_REQUEST['s'] ) && strlen( $_REQUEST['s'] ) ) {
 355      /* translators: %s: Search query. */
 356      printf( '<span class="subtitle">' . __( 'Search results for &#8220;%s&#8221;' ) . '</span>', esc_html( $s ) );
 357  }
 358  ?>
 359  
 360  <hr class="wp-header-end">
 361  
 362  <?php
 363  if ( isset( $_GET['enabled'] ) ) {
 364      $enabled = absint( $_GET['enabled'] );
 365      if ( 1 === $enabled ) {
 366          $message = __( 'Theme enabled.' );
 367      } else {
 368          /* translators: %s: Number of themes. */
 369          $message = _n( '%s theme enabled.', '%s themes enabled.', $enabled );
 370      }
 371      echo '<div id="message" class="updated notice is-dismissible"><p>' . sprintf( $message, number_format_i18n( $enabled ) ) . '</p></div>';
 372  } elseif ( isset( $_GET['disabled'] ) ) {
 373      $disabled = absint( $_GET['disabled'] );
 374      if ( 1 === $disabled ) {
 375          $message = __( 'Theme disabled.' );
 376      } else {
 377          /* translators: %s: Number of themes. */
 378          $message = _n( '%s theme disabled.', '%s themes disabled.', $disabled );
 379      }
 380      echo '<div id="message" class="updated notice is-dismissible"><p>' . sprintf( $message, number_format_i18n( $disabled ) ) . '</p></div>';
 381  } elseif ( isset( $_GET['deleted'] ) ) {
 382      $deleted = absint( $_GET['deleted'] );
 383      if ( 1 === $deleted ) {
 384          $message = __( 'Theme deleted.' );
 385      } else {
 386          /* translators: %s: Number of themes. */
 387          $message = _n( '%s theme deleted.', '%s themes deleted.', $deleted );
 388      }
 389      echo '<div id="message" class="updated notice is-dismissible"><p>' . sprintf( $message, number_format_i18n( $deleted ) ) . '</p></div>';
 390  } elseif ( isset( $_GET['enabled-auto-update'] ) ) {
 391      $enabled = absint( $_GET['enabled-auto-update'] );
 392      if ( 1 === $enabled ) {
 393          $message = __( 'Theme will be auto-updated.' );
 394      } else {
 395          /* translators: %s: Number of themes. */
 396          $message = _n( '%s theme will be auto-updated.', '%s themes will be auto-updated.', $enabled );
 397      }
 398      echo '<div id="message" class="updated notice is-dismissible"><p>' . sprintf( $message, number_format_i18n( $enabled ) ) . '</p></div>';
 399  } elseif ( isset( $_GET['disabled-auto-update'] ) ) {
 400      $disabled = absint( $_GET['disabled-auto-update'] );
 401      if ( 1 === $disabled ) {
 402          $message = __( 'Theme will no longer be auto-updated.' );
 403      } else {
 404          /* translators: %s: Number of themes. */
 405          $message = _n( '%s theme will no longer be auto-updated.', '%s themes will no longer be auto-updated.', $disabled );
 406      }
 407      echo '<div id="message" class="updated notice is-dismissible"><p>' . sprintf( $message, number_format_i18n( $disabled ) ) . '</p></div>';
 408  } elseif ( isset( $_GET['error'] ) && 'none' === $_GET['error'] ) {
 409      echo '<div id="message" class="error notice is-dismissible"><p>' . __( 'No theme selected.' ) . '</p></div>';
 410  } elseif ( isset( $_GET['error'] ) && 'main' === $_GET['error'] ) {
 411      echo '<div class="error notice is-dismissible"><p>' . __( 'You cannot delete a theme while it is active on the main site.' ) . '</p></div>';
 412  }
 413  
 414  ?>
 415  
 416  <form method="get">
 417  <?php $wp_list_table->search_box( __( 'Search Installed Themes' ), 'theme' ); ?>
 418  </form>
 419  
 420  <?php
 421  $wp_list_table->views();
 422  
 423  if ( 'broken' === $status ) {
 424      echo '<p class="clear">' . __( 'The following themes are installed but incomplete.' ) . '</p>';
 425  }
 426  ?>
 427  
 428  <form id="bulk-action-form" method="post">
 429  <input type="hidden" name="theme_status" value="<?php echo esc_attr( $status ); ?>" />
 430  <input type="hidden" name="paged" value="<?php echo esc_attr( $page ); ?>" />
 431  
 432  <?php $wp_list_table->display(); ?>
 433  </form>
 434  
 435  </div>
 436  
 437  <?php
 438  wp_print_request_filesystem_credentials_modal();
 439  wp_print_admin_notice_templates();
 440  wp_print_update_row_templates();
 441  
 442  require_once ABSPATH . 'wp-admin/admin-footer.php';


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