[ XREF Home ] [ Index ]

PHP Cross Reference of WordPress Trunk

Provided by Yoast

title

Body

[close]

/wp-admin/ -> plugins.php (source)

   1  <?php
   2  /**
   3   * Plugins administration panel.
   4   *
   5   * @package WordPress
   6   * @subpackage Administration
   7   */
   8  
   9  /** WordPress Administration Bootstrap */
  10  require_once ('./admin.php');
  11  
  12  if ( is_multisite() ) {
  13      $menu_perms = get_site_option( 'menu_items', array() );
  14  
  15      if ( empty( $menu_perms['plugins'] ) && ! is_super_admin() )
  16          wp_die( __( 'Cheatin&#8217; uh?' ) );
  17  }
  18  
  19  if ( !current_user_can('activate_plugins') )
  20      wp_die( __( 'You do not have sufficient permissions to manage plugins for this site.' ) );
  21  
  22  $wp_list_table = _get_list_table('WP_Plugins_List_Table');
  23  $pagenum = $wp_list_table->get_pagenum();
  24  
  25  $action = $wp_list_table->current_action();
  26  
  27  $plugin = isset($_REQUEST['plugin']) ? $_REQUEST['plugin'] : '';
  28  $s = isset($_REQUEST['s']) ? $_REQUEST['s'] : '';
  29  
  30  // Clean up request URI from temporary args for screen options/paging uri's to work as expected.
  31  $_SERVER['REQUEST_URI'] = remove_query_arg(array('error', 'deleted', 'activate', 'activate-multi', 'deactivate', 'deactivate-multi', '_error_nonce'), $_SERVER['REQUEST_URI']);
  32  
  33  if ( $action ) {
  34      $network_wide = false;
  35      if ( ( isset( $_GET['networkwide'] ) || 'network-activate-selected' == $action ) && is_multisite() && current_user_can( 'manage_network_plugins' ) )
  36          $network_wide = true;
  37  
  38      switch ( $action ) {
  39          case 'activate':
  40              if ( ! current_user_can('activate_plugins') )
  41                  wp_die(__('You do not have sufficient permissions to activate plugins for this site.'));
  42  
  43              check_admin_referer('activate-plugin_' . $plugin);
  44  
  45              $result = activate_plugin($plugin, self_admin_url('plugins.php?error=true&plugin=' . $plugin), $network_wide);
  46              if ( is_wp_error( $result ) ) {
  47                  if ( 'unexpected_output' == $result->get_error_code() ) {
  48                      $redirect = self_admin_url('plugins.php?error=true&charsout=' . strlen($result->get_error_data()) . '&plugin=' . $plugin . "&plugin_status=$status&paged=$page&s=$s");
  49                      wp_redirect(add_query_arg('_error_nonce', wp_create_nonce('plugin-activation-error_' . $plugin), $redirect));
  50                      exit;
  51                  } else {
  52                      wp_die($result);
  53                  }
  54              }
  55  
  56              $recent = (array)get_option('recently_activated');
  57              if ( isset($recent[ $plugin ]) ) {
  58                  unset($recent[ $plugin ]);
  59                  update_option('recently_activated', $recent);
  60              }
  61              if ( isset($_GET['from']) && 'import' == $_GET['from'] ) {
  62                  wp_redirect( self_admin_url("import.php?import=" . str_replace('-importer', '', dirname($plugin))) ); // overrides the ?error=true one above and redirects to the Imports page, stripping the -importer suffix
  63              } else {
  64                  wp_redirect( self_admin_url("plugins.php?activate=true&plugin_status=$status&paged=$page&s=$s") ); // overrides the ?error=true one above
  65              }
  66              exit;
  67              break;
  68          case 'activate-selected':
  69          case 'network-activate-selected':
  70              if ( ! current_user_can('activate_plugins') )
  71                  wp_die(__('You do not have sufficient permissions to activate plugins for this site.'));
  72  
  73              check_admin_referer('bulk-plugins');
  74  
  75              $plugins = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
  76  
  77              // Only activate plugins which are not already active.
  78              $check = $network_wide ? 'is_plugin_active_for_network' : 'is_plugin_active';
  79              foreach ( $plugins as $i => $plugin )
  80                  if ( $check( $plugin ) )
  81                      unset( $plugins[ $i ] );
  82  
  83              if ( empty($plugins) ) {
  84                  wp_redirect( self_admin_url("plugins.php?plugin_status=$status&paged=$page&s=$s") );
  85                  exit;
  86              }
  87  
  88              activate_plugins($plugins, self_admin_url('plugins.php?error=true'), $network_wide);
  89  
  90              $recent = (array)get_option('recently_activated');
  91              foreach ( $plugins as $plugin => $time)
  92                  if ( isset($recent[ $plugin ]) )
  93                      unset($recent[ $plugin ]);
  94  
  95              update_option('recently_activated', $recent);
  96  
  97              wp_redirect( self_admin_url("plugins.php?activate-multi=true&plugin_status=$status&paged=$page&s=$s") );
  98              exit;
  99              break;
 100          case 'update-selected' :
 101  
 102              check_admin_referer( 'bulk-plugins' );
 103  
 104              if ( isset( $_GET['plugins'] ) )
 105                  $plugins = explode( ',', $_GET['plugins'] );
 106              elseif ( isset( $_POST['checked'] ) )
 107                  $plugins = (array) $_POST['checked'];
 108              else
 109                  $plugins = array();
 110  
 111              $title = __( 'Update Plugins' );
 112              $parent_file = 'plugins.php';
 113  
 114              require_once (ABSPATH . 'wp-admin/admin-header.php');
 115  
 116              echo '<div class="wrap">';
 117              screen_icon();
 118              echo '<h2>' . esc_html( $title ) . '</h2>';
 119  
 120  
 121              $url = self_admin_url('update.php?action=update-selected&amp;plugins=' . urlencode( join(',', $plugins) ));
 122              $url = wp_nonce_url($url, 'bulk-update-plugins');
 123  
 124              echo "<iframe src='$url' style='width: 100%; height:100%; min-height:850px;'></iframe>";
 125              echo '</div>';
 126              require_once (ABSPATH . 'wp-admin/admin-footer.php');
 127              exit;
 128              break;
 129          case 'error_scrape':
 130              if ( ! current_user_can('activate_plugins') )
 131                  wp_die(__('You do not have sufficient permissions to activate plugins for this site.'));
 132  
 133              check_admin_referer('plugin-activation-error_' . $plugin);
 134  
 135              $valid = validate_plugin($plugin);
 136              if ( is_wp_error($valid) )
 137                  wp_die($valid);
 138  
 139              if ( ! WP_DEBUG ) {
 140                  error_reporting( E_CORE_ERROR | E_CORE_WARNING | E_COMPILE_ERROR | E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING | E_RECOVERABLE_ERROR );
 141              }
 142  
 143              @ini_set('display_errors', true); //Ensure that Fatal errors are displayed.
 144              // Go back to "sandbox" scope so we get the same errors as before
 145  			function plugin_sandbox_scrape( $plugin ) {
 146                  include( WP_PLUGIN_DIR . '/' . $plugin );
 147              }
 148              plugin_sandbox_scrape( $plugin );
 149              do_action('activate_' . $plugin);
 150              exit;
 151              break;
 152          case 'deactivate':
 153              if ( ! current_user_can('activate_plugins') )
 154                  wp_die(__('You do not have sufficient permissions to deactivate plugins for this site.'));
 155  
 156              check_admin_referer('deactivate-plugin_' . $plugin);
 157              deactivate_plugins($plugin);
 158              update_option('recently_activated', array($plugin => time()) + (array)get_option('recently_activated'));
 159              if ( headers_sent() )
 160                  echo "<meta http-equiv='refresh' content='" . esc_attr( "0;url=plugins.php?deactivate=true&plugin_status=$status&paged=$page&s=$s" ) . "' />";
 161              else
 162                  wp_redirect( self_admin_url("plugins.php?deactivate=true&plugin_status=$status&paged=$page&s=$s") );
 163              exit;
 164              break;
 165          case 'deactivate-selected':
 166              if ( ! current_user_can('activate_plugins') )
 167                  wp_die(__('You do not have sufficient permissions to deactivate plugins for this site.'));
 168  
 169              check_admin_referer('bulk-plugins');
 170  
 171              $plugins = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
 172              $plugins = array_filter($plugins, 'is_plugin_active'); //Do not deactivate plugins which are already deactivated.
 173              if ( empty($plugins) ) {
 174                  wp_redirect( self_admin_url("plugins.php?plugin_status=$status&paged=$page&s=$s") );
 175                  exit;
 176              }
 177  
 178              deactivate_plugins($plugins);
 179  
 180              $deactivated = array();
 181              foreach ( $plugins as $plugin )
 182                  $deactivated[ $plugin ] = time();
 183  
 184              update_option('recently_activated', $deactivated + (array)get_option('recently_activated'));
 185              wp_redirect( self_admin_url("plugins.php?deactivate-multi=true&plugin_status=$status&paged=$page&s=$s") );
 186              exit;
 187              break;
 188          case 'delete-selected':
 189              if ( ! current_user_can('delete_plugins') )
 190                  wp_die(__('You do not have sufficient permissions to delete plugins for this site.'));
 191  
 192              check_admin_referer('bulk-plugins');
 193  
 194              //$_POST = from the plugin form; $_GET = from the FTP details screen.
 195              $plugins = isset( $_REQUEST['checked'] ) ? (array) $_REQUEST['checked'] : array();
 196              if ( empty( $plugins ) ) {
 197                  wp_redirect( self_admin_url("plugins.php?plugin_status=$status&paged=$page&s=$s") );
 198                  exit;
 199              }
 200  
 201              $plugins = array_filter($plugins, 'is_plugin_inactive'); // Do not allow to delete Activated plugins.
 202              if ( empty( $plugins ) ) {
 203                  wp_redirect( self_admin_url( "plugins.php?error=true&main=true&plugin_status=$status&paged=$page&s=$s" ) );
 204                  exit;
 205              }
 206  
 207              include (ABSPATH . 'wp-admin/update.php');
 208  
 209              $parent_file = 'plugins.php';
 210  
 211              if ( ! isset($_REQUEST['verify-delete']) ) {
 212                  wp_enqueue_script('jquery');
 213                  require_once (ABSPATH . 'wp-admin/admin-header.php');
 214                  ?>
 215              <div class="wrap">
 216                  <?php
 217                      $files_to_delete = $plugin_info = array();
 218                      $have_non_network_plugins = false;
 219                      foreach ( (array) $plugins as $plugin ) {
 220                          if ( '.' == dirname($plugin) ) {
 221                              $files_to_delete[] = WP_PLUGIN_DIR . '/' . $plugin;
 222                              if( $data = get_plugin_data(WP_PLUGIN_DIR . '/' . $plugin) ) {
 223                                  $plugin_info[ $plugin ] = $data;
 224                                  $plugin_info[ $plugin ]['is_uninstallable'] = is_uninstallable_plugin( $plugin );
 225                                  if ( ! $plugin_info[ $plugin ]['Network'] )
 226                                      $have_non_network_plugins = true;
 227                              }
 228                          } else {
 229                              // Locate all the files in that folder
 230                              $files = list_files( WP_PLUGIN_DIR . '/' . dirname($plugin) );
 231                              if ( $files ) {
 232                                  $files_to_delete = array_merge($files_to_delete, $files);
 233                              }
 234                              // Get plugins list from that folder
 235                              if ( $folder_plugins = get_plugins( '/' . dirname($plugin)) ) {
 236                                  foreach( $folder_plugins as $plugin_file => $data ) {
 237                                      $plugin_info[ $plugin_file ] = _get_plugin_data_markup_translate( $plugin_file, $data );
 238                                      $plugin_info[ $plugin_file ]['is_uninstallable'] = is_uninstallable_plugin( $plugin );
 239                                      if ( ! $plugin_info[ $plugin_file ]['Network'] )
 240                                          $have_non_network_plugins = true;
 241                                  }
 242                              }
 243                          }
 244                      }
 245                      screen_icon();
 246                      $plugins_to_delete = count( $plugin_info );
 247                      echo '<h2>' . _n( 'Delete Plugin', 'Delete Plugins', $plugins_to_delete ) . '</h2>';
 248                  ?>
 249                  <?php if ( $have_non_network_plugins && is_network_admin() ) : ?>
 250                  <div class="error"><p><strong><?php _e( 'Caution:' ); ?></strong> <?php echo _n( 'This plugin may be active on other sites in the network.', 'These plugins may be active on other sites in the network.', $plugins_to_delete ); ?></p></div>
 251                  <?php endif; ?>
 252                  <p><?php echo _n( 'You are about to remove the following plugin:', 'You are about to remove the following plugins:', $plugins_to_delete ); ?></p>
 253                      <ul class="ul-disc">
 254                          <?php
 255                          $data_to_delete = false;
 256                          foreach ( $plugin_info as $plugin ) {
 257                              if ( $plugin['is_uninstallable'] ) {
 258                                  /* translators: 1: plugin name, 2: plugin author */
 259                                  echo '<li>', sprintf( __( '<strong>%1$s</strong> by <em>%2$s</em> (will also <strong>delete its data</strong>)' ), esc_html($plugin['Name']), esc_html($plugin['AuthorName']) ), '</li>';
 260                                  $data_to_delete = true;
 261                              } else {
 262                                  /* translators: 1: plugin name, 2: plugin author */
 263                                  echo '<li>', sprintf( __('<strong>%1$s</strong> by <em>%2$s</em>' ), esc_html($plugin['Name']), esc_html($plugin['AuthorName']) ), '</li>';
 264                              }
 265                          }
 266                          ?>
 267                      </ul>
 268                  <p><?php
 269                  if ( $data_to_delete )
 270                      _e('Are you sure you wish to delete these files and data?');
 271                  else
 272                      _e('Are you sure you wish to delete these files?');
 273                  ?></p>
 274                  <form method="post" action="<?php echo esc_url($_SERVER['REQUEST_URI']); ?>" style="display:inline;">
 275                      <input type="hidden" name="verify-delete" value="1" />
 276                      <input type="hidden" name="action" value="delete-selected" />
 277                      <?php
 278                          foreach ( (array) $plugins as $plugin )
 279                              echo '<input type="hidden" name="checked[]" value="' . esc_attr($plugin) . '" />';
 280                      ?>
 281                      <?php wp_nonce_field('bulk-plugins') ?>
 282                      <?php submit_button( $data_to_delete ? __( 'Yes, Delete these files and data' ) : __( 'Yes, Delete these files' ), 'button', 'submit', false ); ?>
 283                  </form>
 284                  <form method="post" action="<?php echo esc_url(wp_get_referer()); ?>" style="display:inline;">
 285                      <?php submit_button( __( 'No, Return me to the plugin list' ), 'button', 'submit', false ); ?>
 286                  </form>
 287  
 288                  <p><a href="#" onclick="jQuery('#files-list').toggle(); return false;"><?php _e('Click to view entire list of files which will be deleted'); ?></a></p>
 289                  <div id="files-list" style="display:none;">
 290                      <ul class="code">
 291                      <?php
 292                          foreach ( (array)$files_to_delete as $file )
 293                              echo '<li>' . esc_html(str_replace(WP_PLUGIN_DIR, '', $file)) . '</li>';
 294                      ?>
 295                      </ul>
 296                  </div>
 297              </div>
 298                  <?php
 299                  require_once (ABSPATH . 'wp-admin/admin-footer.php');
 300                  exit;
 301              } //Endif verify-delete
 302              $delete_result = delete_plugins($plugins);
 303  
 304              set_transient('plugins_delete_result_' . $user_ID, $delete_result); //Store the result in a cache rather than a URL param due to object type & length
 305              wp_redirect( self_admin_url("plugins.php?deleted=true&plugin_status=$status&paged=$page&s=$s") );
 306              exit;
 307              break;
 308          case 'clear-recent-list':
 309              update_option('recently_activated', array());
 310              break;
 311      }
 312  }
 313  
 314  $wp_list_table->prepare_items();
 315  
 316  wp_enqueue_script('plugin-install');
 317  add_thickbox();
 318  
 319  add_screen_option( 'per_page', array('label' => _x( 'Plugins', 'plugins per page (screen options)' )) );
 320  
 321  add_contextual_help($current_screen,
 322      '<p>' . __('Plugins extend and expand the functionality of WordPress. Once a plugin is installed, you may activate it or deactivate it here.') . '</p>' .
 323      '<p>' . sprintf(__('You can find additional plugins for your site by using the <a href="%1$s">Plugin Browser/Installer</a> functionality or by browsing the <a href="%2$s" target="_blank">WordPress Plugin Directory</a> directly and installing new plugins manually. To manually install a plugin you generally just need to upload the plugin file into your <code>/wp-content/plugins</code> directory. Once a plugin has been installed, you can activate it here.'), 'plugin-install.php', 'http://wordpress.org/extend/plugins/') . '</p>' .
 324      '<p>' . __('Most of the time, plugins play nicely with the core of WordPress and with other plugins. Sometimes, though, a plugin&#8217;s code will get in the way of another plugin, causing compatibility issues. If your site starts doing strange things, this may be the problem. Try deactivating all your plugins and re-activating them in various combinations until you isolate which one(s) caused the issue.') . '</p>' .
 325      '<p>' . sprintf( __('If something goes wrong with a plugin and you can&#8217;t use WordPress, delete or rename that file in the <code>%s</code> directory and it will be automatically deactivated.'), WP_PLUGIN_DIR) . '</p>' .
 326      '<p><strong>' . __('For more information:') . '</strong></p>' .
 327      '<p>' . __('<a href="http://codex.wordpress.org/Managing_Plugins#Plugin_Management" target="_blank">Documentation on Managing Plugins</a>') . '</p>' .
 328      '<p>' . __('<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>'
 329  );
 330  
 331  $title = __('Plugins');
 332  $parent_file = 'plugins.php';
 333  
 334  require_once (ABSPATH . 'wp-admin/admin-header.php');
 335  
 336  $invalid = validate_active_plugins();
 337  if ( !empty($invalid) )
 338      foreach ( $invalid as $plugin_file => $error )
 339          echo '<div id="message" class="error"><p>' . sprintf(__('The plugin <code>%s</code> has been <strong>deactivated</strong> due to an error: %s'), esc_html($plugin_file), $error->get_error_message()) . '</p></div>';
 340  ?>
 341  
 342  <?php if ( isset($_GET['error']) ) :
 343  
 344      if ( isset( $_GET['main'] ) )
 345          $errmsg = __( 'You cannot delete a plugin while it is active on the main site.' );
 346      elseif ( isset($_GET['charsout']) )
 347          $errmsg = sprintf(__('The plugin generated %d characters of <strong>unexpected output</strong> during activation.  If you notice &#8220;headers already sent&#8221; messages, problems with syndication feeds or other issues, try deactivating or removing this plugin.'), $_GET['charsout']);
 348      else
 349          $errmsg = __('Plugin could not be activated because it triggered a <strong>fatal error</strong>.');
 350      ?>
 351      <div id="message" class="updated"><p><?php echo $errmsg; ?></p>
 352      <?php
 353          if ( !isset( $_GET['main'] ) && !isset($_GET['charsout']) && wp_verify_nonce($_GET['_error_nonce'], 'plugin-activation-error_' . $plugin) ) { ?>
 354      <iframe style="border:0" width="100%" height="70px" src="<?php echo 'plugins.php?action=error_scrape&amp;plugin=' . esc_attr($plugin) . '&amp;_wpnonce=' . esc_attr($_GET['_error_nonce']); ?>"></iframe>
 355      <?php
 356          }
 357      ?>
 358      </div>
 359  <?php elseif ( isset($_GET['deleted']) ) :
 360          $delete_result = get_transient('plugins_delete_result_'.$user_ID);
 361          delete_transient('plugins_delete_result'); //Delete it once we're done.
 362  
 363          if ( is_wp_error($delete_result) ) : ?>
 364          <div id="message" class="updated"><p><?php printf( __('Plugin could not be deleted due to an error: %s'), $delete_result->get_error_message() ); ?></p></div>
 365          <?php else : ?>
 366          <div id="message" class="updated"><p><?php _e('The selected plugins have been <strong>deleted</strong>.'); ?></p></div>
 367          <?php endif; ?>
 368  <?php elseif ( isset($_GET['activate']) ) : ?>
 369      <div id="message" class="updated"><p><?php _e('Plugin <strong>activated</strong>.') ?></p></div>
 370  <?php elseif (isset($_GET['activate-multi'])) : ?>
 371      <div id="message" class="updated"><p><?php _e('Selected plugins <strong>activated</strong>.'); ?></p></div>
 372  <?php elseif ( isset($_GET['deactivate']) ) : ?>
 373      <div id="message" class="updated"><p><?php _e('Plugin <strong>deactivated</strong>.') ?></p></div>
 374  <?php elseif (isset($_GET['deactivate-multi'])) : ?>
 375      <div id="message" class="updated"><p><?php _e('Selected plugins <strong>deactivated</strong>.'); ?></p></div>
 376  <?php elseif ( 'update-selected' == $action ) : ?>
 377      <div id="message" class="updated"><p><?php _e('No out of date plugins were selected.'); ?></p></div>
 378  <?php endif; ?>
 379  
 380  <div class="wrap">
 381  <?php screen_icon(); ?>
 382  <h2><?php echo esc_html( $title );
 383  if ( ( ! is_multisite() || is_network_admin() ) && current_user_can('install_plugins') ) { ?>
 384  <a href="<?php echo self_admin_url( 'plugin-install.php' ); ?>" class="add-new-h2"><?php echo esc_html_x('Add New', 'plugin'); ?></a>
 385  <?php }
 386  if ( $s )
 387      printf( '<span class="subtitle">' . __('Search results for &#8220;%s&#8221;') . '</span>', esc_html( $s ) ); ?>
 388  </h2>
 389  
 390  <?php do_action( 'pre_current_active_plugins', $plugins['all'] ) ?>
 391  
 392  <?php $wp_list_table->views(); ?>
 393  
 394  <form method="post" action="">
 395  
 396  <?php $wp_list_table->search_box( __( 'Search Installed Plugins' ), 'plugin' ); ?>
 397  
 398  <input type="hidden" name="plugin_status" value="<?php echo esc_attr($status) ?>" />
 399  <input type="hidden" name="paged" value="<?php echo esc_attr($page) ?>" />
 400  
 401  <?php $wp_list_table->display(); ?>
 402  </form>
 403  
 404  </div>
 405  
 406  <?php
 407  include (ABSPATH . 'wp-admin/admin-footer.php');


Generated: Wed Jun 1 08:30:02 2011 Cross-referenced by PHPXref 0.7
Provided by Yoast and awesome WordPress Hosting