wp-admin/plugins.php

   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']) ? urlencode($_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 $wp_list_table->prepare_items();
 315
 316 wp_enqueue_script('plugin-install');
 317 add_thickbox();
 318
 319 add_screen_option( 'per_page', array('label' => _x( 'Plugins', 'plugins per page (screen options)' ), 'default' => 999 ) );
 320
 321 get_current_screen()->add_help_tab( array(
 322 'id'            => 'overview',
 323 'title'         => __('Overview'),
 324 'content'       =>
 325         '<p>' . __('Plugins extend and expand the functionality of WordPress. Once a plugin is installed, you may activate it or deactivate it here.') . '</p>' .
 326         '<p>' . sprintf(__('You can find additional plugins for your site by using the <a href="%1$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>'
 327 ) );
 328 get_current_screen()->add_help_tab( array(
 329 'id'            => 'compatibility-problems',
 330 'title'         => __('Troubleshooting'),
 331 'content'       =>
 332         '<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>' .
 333         '<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>'
 334 ) );
 335
 336 get_current_screen()->set_help_sidebar(
 337         '<p><strong>' . __('For more information:') . '</strong></p>' .
 338         '<p>' . __('<a href="http://codex.wordpress.org/Managing_Plugins#Plugin_Management" target="_blank">Documentation on Managing Plugins</a>') . '</p>' .
 339         '<p>' . __('<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>'
 340 );
 341
 342 $title = __('Plugins');
 343 $parent_file = 'plugins.php';
 344
 345 require_once(ABSPATH . 'wp-admin/admin-header.php');
 346
 347 $invalid = validate_active_plugins();
 348 if ( !empty($invalid) )
 349         foreach ( $invalid as $plugin_file => $error )
 350                 echo '<div id="message" class="error"><p>' . sprintf(__('The plugin <code>%s</code> has been <strong>deactivated</strong> due to an error: %s'), esc_html($plugin_file), $error->get_error_message()) . '</p></div>';
 351 ?>
 352
 353 <?php if ( isset($_GET['error']) ) :
 354
 355         if ( isset( $_GET['main'] ) )
 356                 $errmsg = __( 'You cannot delete a plugin while it is active on the main site.' );
 357         elseif ( isset($_GET['charsout']) )
 358                 $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']);
 359         else
 360                 $errmsg = __('Plugin could not be activated because it triggered a <strong>fatal error</strong>.');
 361         ?>
 362         <div id="message" class="updated"><p><?php echo $errmsg; ?></p>
 363         <?php
 364                 if ( !isset( $_GET['main'] ) && !isset($_GET['charsout']) && wp_verify_nonce($_GET['_error_nonce'], 'plugin-activation-error_' . $plugin) ) { ?>
 365         <iframe style="border:0" width="100%" height="70px" src="<?php echo 'plugins.php?action=error_scrape&amp;plugin=' . esc_attr($plugin) . '&amp;_wpnonce=' . esc_attr($_GET['_error_nonce']); ?>"></iframe>
 366         <?php
 367                 }
 368         ?>
 369         </div>
 370 <?php elseif ( isset($_GET['deleted']) ) :
 371                 $delete_result = get_transient('plugins_delete_result_'.$user_ID);
 372                 delete_transient('plugins_delete_result'); //Delete it once we're done.
 373
 374                 if ( is_wp_error($delete_result) ) : ?>
 375                 <div id="message" class="updated"><p><?php printf( __('Plugin could not be deleted due to an error: %s'), $delete_result->get_error_message() ); ?></p></div>
 376                 <?php else : ?>
 377                 <div id="message" class="updated"><p><?php _e('The selected plugins have been <strong>deleted</strong>.'); ?></p></div>
 378                 <?php endif; ?>
 379 <?php elseif ( isset($_GET['activate']) ) : ?>
 380         <div id="message" class="updated"><p><?php _e('Plugin <strong>activated</strong>.') ?></p></div>
 381 <?php elseif (isset($_GET['activate-multi'])) : ?>
 382         <div id="message" class="updated"><p><?php _e('Selected plugins <strong>activated</strong>.'); ?></p></div>
 383 <?php elseif ( isset($_GET['deactivate']) ) : ?>
 384         <div id="message" class="updated"><p><?php _e('Plugin <strong>deactivated</strong>.') ?></p></div>
 385 <?php elseif (isset($_GET['deactivate-multi'])) : ?>
 386         <div id="message" class="updated"><p><?php _e('Selected plugins <strong>deactivated</strong>.'); ?></p></div>
 387 <?php elseif ( 'update-selected' == $action ) : ?>
 388         <div id="message" class="updated"><p><?php _e('No out of date plugins were selected.'); ?></p></div>
 389 <?php endif; ?>
 390
 391 <div class="wrap">
 392 <?php screen_icon(); ?>
 393 <h2><?php echo esc_html( $title );
 394 if ( ( ! is_multisite() || is_network_admin() ) && current_user_can('install_plugins') ) { ?>
 395 <a href="<?php echo self_admin_url( 'plugin-install.php' ); ?>" class="add-new-h2"><?php echo esc_html_x('Add New', 'plugin'); ?></a>
 396 <?php }
 397 if ( $s )
 398         printf( '<span class="subtitle">' . __('Search results for &#8220;%s&#8221;') . '</span>', esc_html( $s ) ); ?>
 399 </h2>
 400
 401 <?php do_action( 'pre_current_active_plugins', $plugins['all'] ) ?>
 402
 403 <?php $wp_list_table->views(); ?>
 404
 405 <form method="get" action="">
 406 <?php $wp_list_table->search_box( __( 'Search Installed Plugins' ), 'plugin' ); ?>
 407 </form>
 408
 409 <form method="post" action="">
 410
 411 <input type="hidden" name="plugin_status" value="<?php echo esc_attr($status) ?>" />
 412 <input type="hidden" name="paged" value="<?php echo esc_attr($page) ?>" />
 413
 414 <?php $wp_list_table->display(); ?>
 415 </form>
 416
 417 </div>
 418
 419 <?php
 420 include(ABSPATH . 'wp-admin/admin-footer.php');