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                         if ( ! is_network_admin() && is_plugin_active_for_network( $plugin ) ) {
 158                                 wp_redirect( self_admin_url("plugins.php?plugin_status=$status&paged=$page&s=$s") );
 159                                 exit;
 160                         }
 161                         deactivate_plugins($plugin);
 162                         update_option('recently_activated', array($plugin => time()) + (array)get_option('recently_activated'));
 163                         if ( headers_sent() )
 164                                 echo "<meta http-equiv='refresh' content='" . esc_attr( "0;url=plugins.php?deactivate=true&plugin_status=$status&paged=$page&s=$s" ) . "' />";
 165                         else
 166                                 wp_redirect( self_admin_url("plugins.php?deactivate=true&plugin_status=$status&paged=$page&s=$s") );
 167                         exit;
 168                         break;
 169                 case 'deactivate-selected':
 170                         if ( ! current_user_can('activate_plugins') )
 171                                 wp_die(__('You do not have sufficient permissions to deactivate plugins for this site.'));
 172
 173                         check_admin_referer('bulk-plugins');
 174
 175                         $plugins = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
 176                         // Do not deactivate plugins which are already deactivated.
 177                         if ( is_network_admin() ) {
 178                                 $plugins = array_filter( $plugins, 'is_plugin_active_for_network' );
 179                         } else {
 180                                 $plugins = array_filter( $plugins, 'is_plugin_active' );
 181                                 $plugins = array_diff( $plugins, array_filter( $plugins, 'is_plugin_active_for_network' ) );
 182                         }
 183                         if ( empty($plugins) ) {
 184                                 wp_redirect( self_admin_url("plugins.php?plugin_status=$status&paged=$page&s=$s") );
 185                                 exit;
 186                         }
 187
 188                         deactivate_plugins($plugins);
 189
 190                         $deactivated = array();
 191                         foreach ( $plugins as $plugin )
 192                                 $deactivated[ $plugin ] = time();
 193
 194                         update_option('recently_activated', $deactivated + (array)get_option('recently_activated'));
 195                         wp_redirect( self_admin_url("plugins.php?deactivate-multi=true&plugin_status=$status&paged=$page&s=$s") );
 196                         exit;
 197                         break;
 198                 case 'delete-selected':
 199                         if ( ! current_user_can('delete_plugins') )
 200                                 wp_die(__('You do not have sufficient permissions to delete plugins for this site.'));
 201
 202                         check_admin_referer('bulk-plugins');
 203
 204                         //$_POST = from the plugin form; $_GET = from the FTP details screen.
 205                         $plugins = isset( $_REQUEST['checked'] ) ? (array) $_REQUEST['checked'] : array();
 206                         if ( empty( $plugins ) ) {
 207                                 wp_redirect( self_admin_url("plugins.php?plugin_status=$status&paged=$page&s=$s") );
 208                                 exit;
 209                         }
 210
 211                         $plugins = array_filter($plugins, 'is_plugin_inactive'); // Do not allow to delete Activated plugins.
 212                         if ( empty( $plugins ) ) {
 213                                 wp_redirect( self_admin_url( "plugins.php?error=true&main=true&plugin_status=$status&paged=$page&s=$s" ) );
 214                                 exit;
 215                         }
 216
 217                         include(ABSPATH . 'wp-admin/update.php');
 218
 219                         $parent_file = 'plugins.php';
 220
 221                         if ( ! isset($_REQUEST['verify-delete']) ) {
 222                                 wp_enqueue_script('jquery');
 223                                 require_once(ABSPATH . 'wp-admin/admin-header.php');
 224                                 ?>
 225                         <div class="wrap">
 226                                 <?php
 227                                         $files_to_delete = $plugin_info = array();
 228                                         $have_non_network_plugins = false;
 229                                         foreach ( (array) $plugins as $plugin ) {
 230                                                 if ( '.' == dirname($plugin) ) {
 231                                                         $files_to_delete[] = WP_PLUGIN_DIR . '/' . $plugin;
 232                                                         if( $data = get_plugin_data(WP_PLUGIN_DIR . '/' . $plugin) ) {
 233                                                                 $plugin_info[ $plugin ] = $data;
 234                                                                 $plugin_info[ $plugin ]['is_uninstallable'] = is_uninstallable_plugin( $plugin );
 235                                                                 if ( ! $plugin_info[ $plugin ]['Network'] )
 236                                                                         $have_non_network_plugins = true;
 237                                                         }
 238                                                 } else {
 239                                                         // Locate all the files in that folder
 240                                                         $files = list_files( WP_PLUGIN_DIR . '/' . dirname($plugin) );
 241                                                         if ( $files ) {
 242                                                                 $files_to_delete = array_merge($files_to_delete, $files);
 243                                                         }
 244                                                         // Get plugins list from that folder
 245                                                         if ( $folder_plugins = get_plugins( '/' . dirname($plugin)) ) {
 246                                                                 foreach( $folder_plugins as $plugin_file => $data ) {
 247                                                                         $plugin_info[ $plugin_file ] = _get_plugin_data_markup_translate( $plugin_file, $data );
 248                                                                         $plugin_info[ $plugin_file ]['is_uninstallable'] = is_uninstallable_plugin( $plugin );
 249                                                                         if ( ! $plugin_info[ $plugin_file ]['Network'] )
 250                                                                                 $have_non_network_plugins = true;
 251                                                                 }
 252                                                         }
 253                                                 }
 254                                         }
 255                                         screen_icon();
 256                                         $plugins_to_delete = count( $plugin_info );
 257                                         echo '<h2>' . _n( 'Delete Plugin', 'Delete Plugins', $plugins_to_delete ) . '</h2>';
 258                                 ?>
 259                                 <?php if ( $have_non_network_plugins && is_network_admin() ) : ?>
 260                                 <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>
 261                                 <?php endif; ?>
 262                                 <p><?php echo _n( 'You are about to remove the following plugin:', 'You are about to remove the following plugins:', $plugins_to_delete ); ?></p>
 263                                         <ul class="ul-disc">
 264                                                 <?php
 265                                                 $data_to_delete = false;
 266                                                 foreach ( $plugin_info as $plugin ) {
 267                                                         if ( $plugin['is_uninstallable'] ) {
 268                                                                 /* translators: 1: plugin name, 2: plugin author */
 269                                                                 echo '<li>', sprintf( __( '<strong>%1$s</strong> by <em>%2$s</em> (will also <strong>delete its data</strong>)' ), esc_html($plugin['Name']), esc_html($plugin['AuthorName']) ), '</li>';
 270                                                                 $data_to_delete = true;
 271                                                         } else {
 272                                                                 /* translators: 1: plugin name, 2: plugin author */
 273                                                                 echo '<li>', sprintf( __('<strong>%1$s</strong> by <em>%2$s</em>' ), esc_html($plugin['Name']), esc_html($plugin['AuthorName']) ), '</li>';
 274                                                         }
 275                                                 }
 276                                                 ?>
 277                                         </ul>
 278                                 <p><?php
 279                                 if ( $data_to_delete )
 280                                         _e('Are you sure you wish to delete these files and data?');
 281                                 else
 282                                         _e('Are you sure you wish to delete these files?');
 283                                 ?></p>
 284                                 <form method="post" action="<?php echo esc_url($_SERVER['REQUEST_URI']); ?>" style="display:inline;">
 285                                         <input type="hidden" name="verify-delete" value="1" />
 286                                         <input type="hidden" name="action" value="delete-selected" />
 287                                         <?php
 288                                                 foreach ( (array) $plugins as $plugin )
 289                                                         echo '<input type="hidden" name="checked[]" value="' . esc_attr($plugin) . '" />';
 290                                         ?>
 291                                         <?php wp_nonce_field('bulk-plugins') ?>
 292                                         <?php submit_button( $data_to_delete ? __( 'Yes, Delete these files and data' ) : __( 'Yes, Delete these files' ), 'button', 'submit', false ); ?>
 293                                 </form>
 294                                 <form method="post" action="<?php echo esc_url(wp_get_referer()); ?>" style="display:inline;">
 295                                         <?php submit_button( __( 'No, Return me to the plugin list' ), 'button', 'submit', false ); ?>
 296                                 </form>
 297
 298                                 <p><a href="#" onclick="jQuery('#files-list').toggle(); return false;"><?php _e('Click to view entire list of files which will be deleted'); ?></a></p>
 299                                 <div id="files-list" style="display:none;">
 300                                         <ul class="code">
 301                                         <?php
 302                                                 foreach ( (array)$files_to_delete as $file )
 303                                                         echo '<li>' . esc_html(str_replace(WP_PLUGIN_DIR, '', $file)) . '</li>';
 304                                         ?>
 305                                         </ul>
 306                                 </div>
 307                         </div>
 308                                 <?php
 309                                 require_once(ABSPATH . 'wp-admin/admin-footer.php');
 310                                 exit;
 311                         } //Endif verify-delete
 312                         $delete_result = delete_plugins($plugins);
 313
 314                         set_transient('plugins_delete_result_' . $user_ID, $delete_result); //Store the result in a cache rather than a URL param due to object type & length
 315                         wp_redirect( self_admin_url("plugins.php?deleted=true&plugin_status=$status&paged=$page&s=$s") );
 316                         exit;
 317                         break;
 318                 case 'clear-recent-list':
 319                         update_option('recently_activated', array());
 320                         break;
 321         }
 322 }
 323
 324 $wp_list_table->prepare_items();
 325
 326 wp_enqueue_script('plugin-install');
 327 add_thickbox();
 328
 329 add_screen_option( 'per_page', array('label' => _x( 'Plugins', 'plugins per page (screen options)' ), 'default' => 999 ) );
 330
 331 get_current_screen()->add_help_tab( array(
 332 'id'            => 'overview',
 333 'title'         => __('Overview'),
 334 'content'       =>
 335         '<p>' . __('Plugins extend and expand the functionality of WordPress. Once a plugin is installed, you may activate it or deactivate it here.') . '</p>' .
 336         '<p>' . sprintf(__('You can find additional plugins for your site by using the <a href="%1$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>'
 337 ) );
 338 get_current_screen()->add_help_tab( array(
 339 'id'            => 'compatibility-problems',
 340 'title'         => __('Troubleshooting'),
 341 'content'       =>
 342         '<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>' .
 343         '<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>'
 344 ) );
 345
 346 get_current_screen()->set_help_sidebar(
 347         '<p><strong>' . __('For more information:') . '</strong></p>' .
 348         '<p>' . __('<a href="http://codex.wordpress.org/Managing_Plugins#Plugin_Management" target="_blank">Documentation on Managing Plugins</a>') . '</p>' .
 349         '<p>' . __('<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>'
 350 );
 351
 352 $title = __('Plugins');
 353 $parent_file = 'plugins.php';
 354
 355 require_once(ABSPATH . 'wp-admin/admin-header.php');
 356
 357 $invalid = validate_active_plugins();
 358 if ( !empty($invalid) )
 359         foreach ( $invalid as $plugin_file => $error )
 360                 echo '<div id="message" class="error"><p>' . sprintf(__('The plugin <code>%s</code> has been <strong>deactivated</strong> due to an error: %s'), esc_html($plugin_file), $error->get_error_message()) . '</p></div>';
 361 ?>
 362
 363 <?php if ( isset($_GET['error']) ) :
 364
 365         if ( isset( $_GET['main'] ) )
 366                 $errmsg = __( 'You cannot delete a plugin while it is active on the main site.' );
 367         elseif ( isset($_GET['charsout']) )
 368                 $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']);
 369         else
 370                 $errmsg = __('Plugin could not be activated because it triggered a <strong>fatal error</strong>.');
 371         ?>
 372         <div id="message" class="updated"><p><?php echo $errmsg; ?></p>
 373         <?php
 374                 if ( !isset( $_GET['main'] ) && !isset($_GET['charsout']) && wp_verify_nonce($_GET['_error_nonce'], 'plugin-activation-error_' . $plugin) ) { ?>
 375         <iframe style="border:0" width="100%" height="70px" src="<?php echo 'plugins.php?action=error_scrape&amp;plugin=' . esc_attr($plugin) . '&amp;_wpnonce=' . esc_attr($_GET['_error_nonce']); ?>"></iframe>
 376         <?php
 377                 }
 378         ?>
 379         </div>
 380 <?php elseif ( isset($_GET['deleted']) ) :
 381                 $delete_result = get_transient('plugins_delete_result_'.$user_ID);
 382                 delete_transient('plugins_delete_result'); //Delete it once we're done.
 383
 384                 if ( is_wp_error($delete_result) ) : ?>
 385                 <div id="message" class="updated"><p><?php printf( __('Plugin could not be deleted due to an error: %s'), $delete_result->get_error_message() ); ?></p></div>
 386                 <?php else : ?>
 387                 <div id="message" class="updated"><p><?php _e('The selected plugins have been <strong>deleted</strong>.'); ?></p></div>
 388                 <?php endif; ?>
 389 <?php elseif ( isset($_GET['activate']) ) : ?>
 390         <div id="message" class="updated"><p><?php _e('Plugin <strong>activated</strong>.') ?></p></div>
 391 <?php elseif (isset($_GET['activate-multi'])) : ?>
 392         <div id="message" class="updated"><p><?php _e('Selected plugins <strong>activated</strong>.'); ?></p></div>
 393 <?php elseif ( isset($_GET['deactivate']) ) : ?>
 394         <div id="message" class="updated"><p><?php _e('Plugin <strong>deactivated</strong>.') ?></p></div>
 395 <?php elseif (isset($_GET['deactivate-multi'])) : ?>
 396         <div id="message" class="updated"><p><?php _e('Selected plugins <strong>deactivated</strong>.'); ?></p></div>
 397 <?php elseif ( 'update-selected' == $action ) : ?>
 398         <div id="message" class="updated"><p><?php _e('No out of date plugins were selected.'); ?></p></div>
 399 <?php endif; ?>
 400
 401 <div class="wrap">
 402 <?php screen_icon(); ?>
 403 <h2><?php echo esc_html( $title );
 404 if ( ( ! is_multisite() || is_network_admin() ) && current_user_can('install_plugins') ) { ?>
 405 <a href="<?php echo self_admin_url( 'plugin-install.php' ); ?>" class="add-new-h2"><?php echo esc_html_x('Add New', 'plugin'); ?></a>
 406 <?php }
 407 if ( $s )
 408         printf( '<span class="subtitle">' . __('Search results for &#8220;%s&#8221;') . '</span>', esc_html( $s ) ); ?>
 409 </h2>
 410
 411 <?php do_action( 'pre_current_active_plugins', $plugins['all'] ) ?>
 412
 413 <?php $wp_list_table->views(); ?>
 414
 415 <form method="get" action="">
 416 <?php $wp_list_table->search_box( __( 'Search Installed Plugins' ), 'plugin' ); ?>
 417 </form>
 418
 419 <form method="post" action="">
 420
 421 <input type="hidden" name="plugin_status" value="<?php echo esc_attr($status) ?>" />
 422 <input type="hidden" name="paged" value="<?php echo esc_attr($page) ?>" />
 423
 424 <?php $wp_list_table->display(); ?>
 425 </form>
 426
 427 </div>
 428
 429 <?php
 430 include(ABSPATH . 'wp-admin/admin-footer.php');