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'] ) && ! current_user_can( 'manage_network_plugins' ) )
  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
  35         switch ( $action ) {
  36                 case 'activate':
  37                         if ( ! current_user_can('activate_plugins') )
  38                                 wp_die(__('You do not have sufficient permissions to activate plugins for this site.'));
  39
  40                         check_admin_referer('activate-plugin_' . $plugin);
  41
  42                         $result = activate_plugin($plugin, self_admin_url('plugins.php?error=true&plugin=' . $plugin), is_network_admin() );
  43                         if ( is_wp_error( $result ) ) {
  44                                 if ( 'unexpected_output' == $result->get_error_code() ) {
  45                                         $redirect = self_admin_url('plugins.php?error=true&charsout=' . strlen($result->get_error_data()) . '&plugin=' . $plugin . "&plugin_status=$status&paged=$page&s=$s");
  46                                         wp_redirect(add_query_arg('_error_nonce', wp_create_nonce('plugin-activation-error_' . $plugin), $redirect));
  47                                         exit;
  48                                 } else {
  49                                         wp_die($result);
  50                                 }
  51                         }
  52
  53                         if ( ! is_network_admin() ) {
  54                                 $recent = (array) get_option( 'recently_activated' );
  55                                 unset( $recent[ $plugin ] );
  56                                 update_option( 'recently_activated', $recent );
  57                         }
  58
  59                         if ( isset($_GET['from']) && 'import' == $_GET['from'] ) {
  60                                 wp_redirect( self_admin_url("import.php?import=" . str_replace('-importer', '', dirname($plugin))) ); // overrides the ?error=true one above and redirects to the Imports page, stripping the -importer suffix
  61                         } else {
  62                                 wp_redirect( self_admin_url("plugins.php?activate=true&plugin_status=$status&paged=$page&s=$s") ); // overrides the ?error=true one above
  63                         }
  64                         exit;
  65                         break;
  66                 case 'activate-selected':
  67                         if ( ! current_user_can('activate_plugins') )
  68                                 wp_die(__('You do not have sufficient permissions to activate plugins for this site.'));
  69
  70                         check_admin_referer('bulk-plugins');
  71
  72                         $plugins = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
  73
  74                         // Only activate plugins which are not already active.
  75                         $check = is_network_admin() ? 'is_plugin_active_for_network' : 'is_plugin_active';
  76                         foreach ( $plugins as $i => $plugin )
  77                                 if ( $check( $plugin ) )
  78                                         unset( $plugins[ $i ] );
  79
  80                         if ( empty($plugins) ) {
  81                                 wp_redirect( self_admin_url("plugins.php?plugin_status=$status&paged=$page&s=$s") );
  82                                 exit;
  83                         }
  84
  85                         activate_plugins($plugins, self_admin_url('plugins.php?error=true'), is_network_admin() );
  86
  87                         if ( ! is_network_admin() ) {
  88                                 $recent = (array) get_option('recently_activated' );
  89                                 foreach ( $plugins as $plugin )
  90                                         unset( $recent[ $plugin ] );
  91                                 update_option( 'recently_activated', $recent );
  92                         }
  93
  94                         wp_redirect( self_admin_url("plugins.php?activate-multi=true&plugin_status=$status&paged=$page&s=$s") );
  95                         exit;
  96                         break;
  97                 case 'update-selected' :
  98
  99                         check_admin_referer( 'bulk-plugins' );
 100
 101                         if ( isset( $_GET['plugins'] ) )
 102                                 $plugins = explode( ',', $_GET['plugins'] );
 103                         elseif ( isset( $_POST['checked'] ) )
 104                                 $plugins = (array) $_POST['checked'];
 105                         else
 106                                 $plugins = array();
 107
 108                         $title = __( 'Update Plugins' );
 109                         $parent_file = 'plugins.php';
 110
 111                         require_once(ABSPATH . 'wp-admin/admin-header.php');
 112
 113                         echo '<div class="wrap">';
 114                         screen_icon();
 115                         echo '<h2>' . esc_html( $title ) . '</h2>';
 116
 117                         $url = self_admin_url('update.php?action=update-selected&amp;plugins=' . urlencode( join(',', $plugins) ));
 118                         $url = wp_nonce_url($url, 'bulk-update-plugins');
 119
 120                         echo "<iframe src='$url' style='width: 100%; height:100%; min-height:850px;'></iframe>";
 121                         echo '</div>';
 122                         require_once(ABSPATH . 'wp-admin/admin-footer.php');
 123                         exit;
 124                         break;
 125                 case 'error_scrape':
 126                         if ( ! current_user_can('activate_plugins') )
 127                                 wp_die(__('You do not have sufficient permissions to activate plugins for this site.'));
 128
 129                         check_admin_referer('plugin-activation-error_' . $plugin);
 130
 131                         $valid = validate_plugin($plugin);
 132                         if ( is_wp_error($valid) )
 133                                 wp_die($valid);
 134
 135                         if ( ! WP_DEBUG ) {
 136                                 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 );
 137                         }
 138
 139                         @ini_set('display_errors', true); //Ensure that Fatal errors are displayed.
 140                         // Go back to "sandbox" scope so we get the same errors as before
 141                         function plugin_sandbox_scrape( $plugin ) {
 142                                 include( WP_PLUGIN_DIR . '/' . $plugin );
 143                         }
 144                         plugin_sandbox_scrape( $plugin );
 145                         do_action('activate_' . $plugin);
 146                         exit;
 147                         break;
 148                 case 'deactivate':
 149                         if ( ! current_user_can('activate_plugins') )
 150                                 wp_die(__('You do not have sufficient permissions to deactivate plugins for this site.'));
 151
 152                         check_admin_referer('deactivate-plugin_' . $plugin);
 153
 154                         if ( ! is_network_admin() && is_plugin_active_for_network( $plugin ) ) {
 155                                 wp_redirect( self_admin_url("plugins.php?plugin_status=$status&paged=$page&s=$s") );
 156                                 exit;
 157                         }
 158
 159                         deactivate_plugins( $plugin, false, is_network_admin() );
 160                         if ( ! is_network_admin() )
 161                                 update_option( 'recently_activated', array( $plugin => time() ) + (array) get_option( 'recently_activated' ) );
 162                         if ( headers_sent() )
 163                                 echo "<meta http-equiv='refresh' content='" . esc_attr( "0;url=plugins.php?deactivate=true&plugin_status=$status&paged=$page&s=$s" ) . "' />";
 164                         else
 165                                 wp_redirect( self_admin_url("plugins.php?deactivate=true&plugin_status=$status&paged=$page&s=$s") );
 166                         exit;
 167                         break;
 168                 case 'deactivate-selected':
 169                         if ( ! current_user_can('activate_plugins') )
 170                                 wp_die(__('You do not have sufficient permissions to deactivate plugins for this site.'));
 171
 172                         check_admin_referer('bulk-plugins');
 173
 174                         $plugins = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
 175                         // Do not deactivate plugins which are already deactivated.
 176                         if ( is_network_admin() ) {
 177                                 $plugins = array_filter( $plugins, 'is_plugin_active_for_network' );
 178                         } else {
 179                                 $plugins = array_filter( $plugins, 'is_plugin_active' );
 180                                 $plugins = array_diff( $plugins, array_filter( $plugins, 'is_plugin_active_for_network' ) );
 181                         }
 182                         if ( empty($plugins) ) {
 183                                 wp_redirect( self_admin_url("plugins.php?plugin_status=$status&paged=$page&s=$s") );
 184                                 exit;
 185                         }
 186
 187                         deactivate_plugins( $plugins, false, is_network_admin() );
 188
 189                         if ( ! is_network_admin() ) {
 190                                 $deactivated = array();
 191                                 foreach ( $plugins as $plugin )
 192                                         $deactivated[ $plugin ] = time();
 193                                 update_option( 'recently_activated', $deactivated + (array) get_option( 'recently_activated' ) );
 194                         }
 195
 196                         wp_redirect( self_admin_url("plugins.php?deactivate-multi=true&plugin_status=$status&paged=$page&s=$s") );
 197                         exit;
 198                         break;
 199                 case 'delete-selected':
 200                         if ( ! current_user_can('delete_plugins') )
 201                                 wp_die(__('You do not have sufficient permissions to delete plugins for this site.'));
 202
 203                         check_admin_referer('bulk-plugins');
 204
 205                         //$_POST = from the plugin form; $_GET = from the FTP details screen.
 206                         $plugins = isset( $_REQUEST['checked'] ) ? (array) $_REQUEST['checked'] : array();
 207                         if ( empty( $plugins ) ) {
 208                                 wp_redirect( self_admin_url("plugins.php?plugin_status=$status&paged=$page&s=$s") );
 209                                 exit;
 210                         }
 211
 212                         $plugins = array_filter($plugins, 'is_plugin_inactive'); // Do not allow to delete Activated plugins.
 213                         if ( empty( $plugins ) ) {
 214                                 wp_redirect( self_admin_url( "plugins.php?error=true&main=true&plugin_status=$status&paged=$page&s=$s" ) );
 215                                 exit;
 216                         }
 217
 218                         include(ABSPATH . 'wp-admin/update.php');
 219
 220                         $parent_file = 'plugins.php';
 221
 222                         if ( ! isset($_REQUEST['verify-delete']) ) {
 223                                 wp_enqueue_script('jquery');
 224                                 require_once(ABSPATH . 'wp-admin/admin-header.php');
 225                                 ?>
 226                         <div class="wrap">
 227                                 <?php
 228                                         $files_to_delete = $plugin_info = array();
 229                                         $have_non_network_plugins = false;
 230                                         foreach ( (array) $plugins as $plugin ) {
 231                                                 if ( '.' == dirname($plugin) ) {
 232                                                         $files_to_delete[] = WP_PLUGIN_DIR . '/' . $plugin;
 233                                                         if( $data = get_plugin_data(WP_PLUGIN_DIR . '/' . $plugin) ) {
 234                                                                 $plugin_info[ $plugin ] = $data;
 235                                                                 $plugin_info[ $plugin ]['is_uninstallable'] = is_uninstallable_plugin( $plugin );
 236                                                                 if ( ! $plugin_info[ $plugin ]['Network'] )
 237                                                                         $have_non_network_plugins = true;
 238                                                         }
 239                                                 } else {
 240                                                         // Locate all the files in that folder
 241                                                         $files = list_files( WP_PLUGIN_DIR . '/' . dirname($plugin) );
 242                                                         if ( $files ) {
 243                                                                 $files_to_delete = array_merge($files_to_delete, $files);
 244                                                         }
 245                                                         // Get plugins list from that folder
 246                                                         if ( $folder_plugins = get_plugins( '/' . dirname($plugin)) ) {
 247                                                                 foreach( $folder_plugins as $plugin_file => $data ) {
 248                                                                         $plugin_info[ $plugin_file ] = _get_plugin_data_markup_translate( $plugin_file, $data );
 249                                                                         $plugin_info[ $plugin_file ]['is_uninstallable'] = is_uninstallable_plugin( $plugin );
 250                                                                         if ( ! $plugin_info[ $plugin_file ]['Network'] )
 251                                                                                 $have_non_network_plugins = true;
 252                                                                 }
 253                                                         }
 254                                                 }
 255                                         }
 256                                         screen_icon();
 257                                         $plugins_to_delete = count( $plugin_info );
 258                                         echo '<h2>' . _n( 'Delete Plugin', 'Delete Plugins', $plugins_to_delete ) . '</h2>';
 259                                 ?>
 260                                 <?php if ( $have_non_network_plugins && is_network_admin() ) : ?>
 261                                 <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>
 262                                 <?php endif; ?>
 263                                 <p><?php echo _n( 'You are about to remove the following plugin:', 'You are about to remove the following plugins:', $plugins_to_delete ); ?></p>
 264                                         <ul class="ul-disc">
 265                                                 <?php
 266                                                 $data_to_delete = false;
 267                                                 foreach ( $plugin_info as $plugin ) {
 268                                                         if ( $plugin['is_uninstallable'] ) {
 269                                                                 /* translators: 1: plugin name, 2: plugin author */
 270                                                                 echo '<li>', sprintf( __( '<strong>%1$s</strong> by <em>%2$s</em> (will also <strong>delete its data</strong>)' ), esc_html($plugin['Name']), esc_html($plugin['AuthorName']) ), '</li>';
 271                                                                 $data_to_delete = true;
 272                                                         } else {
 273                                                                 /* translators: 1: plugin name, 2: plugin author */
 274                                                                 echo '<li>', sprintf( __('<strong>%1$s</strong> by <em>%2$s</em>' ), esc_html($plugin['Name']), esc_html($plugin['AuthorName']) ), '</li>';
 275                                                         }
 276                                                 }
 277                                                 ?>
 278                                         </ul>
 279                                 <p><?php
 280                                 if ( $data_to_delete )
 281                                         _e('Are you sure you wish to delete these files and data?');
 282                                 else
 283                                         _e('Are you sure you wish to delete these files?');
 284                                 ?></p>
 285                                 <form method="post" action="<?php echo esc_url($_SERVER['REQUEST_URI']); ?>" style="display:inline;">
 286                                         <input type="hidden" name="verify-delete" value="1" />
 287                                         <input type="hidden" name="action" value="delete-selected" />
 288                                         <?php
 289                                                 foreach ( (array) $plugins as $plugin )
 290                                                         echo '<input type="hidden" name="checked[]" value="' . esc_attr($plugin) . '" />';
 291                                         ?>
 292                                         <?php wp_nonce_field('bulk-plugins') ?>
 293                                         <?php submit_button( $data_to_delete ? __( 'Yes, Delete these files and data' ) : __( 'Yes, Delete these files' ), 'button', 'submit', false ); ?>
 294                                 </form>
 295                                 <form method="post" action="<?php echo esc_url(wp_get_referer()); ?>" style="display:inline;">
 296                                         <?php submit_button( __( 'No, Return me to the plugin list' ), 'button', 'submit', false ); ?>
 297                                 </form>
 298
 299                                 <p><a href="#" onclick="jQuery('#files-list').toggle(); return false;"><?php _e('Click to view entire list of files which will be deleted'); ?></a></p>
 300                                 <div id="files-list" style="display:none;">
 301                                         <ul class="code">
 302                                         <?php
 303                                                 foreach ( (array)$files_to_delete as $file )
 304                                                         echo '<li>' . esc_html(str_replace(WP_PLUGIN_DIR, '', $file)) . '</li>';
 305                                         ?>
 306                                         </ul>
 307                                 </div>
 308                         </div>
 309                                 <?php
 310                                 require_once(ABSPATH . 'wp-admin/admin-footer.php');
 311                                 exit;
 312                         } //Endif verify-delete
 313                         $delete_result = delete_plugins($plugins);
 314
 315                         set_transient('plugins_delete_result_' . $user_ID, $delete_result); //Store the result in a cache rather than a URL param due to object type & length
 316                         wp_redirect( self_admin_url("plugins.php?deleted=true&plugin_status=$status&paged=$page&s=$s") );
 317                         exit;
 318                         break;
 319                 case 'clear-recent-list':
 320                         if ( ! is_network_admin() )
 321                                 update_option( 'recently_activated', array() );
 322                         break;
 323         }
 324 }
 325
 326 $wp_list_table->prepare_items();
 327
 328 wp_enqueue_script('plugin-install');
 329 add_thickbox();
 330
 331 add_screen_option( 'per_page', array('label' => _x( 'Plugins', 'plugins per page (screen options)' ), 'default' => 999 ) );
 332
 333 get_current_screen()->add_help_tab( array(
 334 'id'            => 'overview',
 335 'title'         => __('Overview'),
 336 'content'       =>
 337         '<p>' . __('Plugins extend and expand the functionality of WordPress. Once a plugin is installed, you may activate it or deactivate it here.') . '</p>' .
 338         '<p>' . sprintf(__('You can find additional plugins for your site by using the <a href="%1$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>'
 339 ) );
 340 get_current_screen()->add_help_tab( array(
 341 'id'            => 'compatibility-problems',
 342 'title'         => __('Troubleshooting'),
 343 'content'       =>
 344         '<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>' .
 345         '<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>'
 346 ) );
 347
 348 get_current_screen()->set_help_sidebar(
 349         '<p><strong>' . __('For more information:') . '</strong></p>' .
 350         '<p>' . __('<a href="http://codex.wordpress.org/Managing_Plugins#Plugin_Management" target="_blank">Documentation on Managing Plugins</a>') . '</p>' .
 351         '<p>' . __('<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>'
 352 );
 353
 354 $title = __('Plugins');
 355 $parent_file = 'plugins.php';
 356
 357 require_once(ABSPATH . 'wp-admin/admin-header.php');
 358
 359 $invalid = validate_active_plugins();
 360 if ( !empty($invalid) )
 361         foreach ( $invalid as $plugin_file => $error )
 362                 echo '<div id="message" class="error"><p>' . sprintf(__('The plugin <code>%s</code> has been <strong>deactivated</strong> due to an error: %s'), esc_html($plugin_file), $error->get_error_message()) . '</p></div>';
 363 ?>
 364
 365 <?php if ( isset($_GET['error']) ) :
 366
 367         if ( isset( $_GET['main'] ) )
 368                 $errmsg = __( 'You cannot delete a plugin while it is active on the main site.' );
 369         elseif ( isset($_GET['charsout']) )
 370                 $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']);
 371         else
 372                 $errmsg = __('Plugin could not be activated because it triggered a <strong>fatal error</strong>.');
 373         ?>
 374         <div id="message" class="updated"><p><?php echo $errmsg; ?></p>
 375         <?php
 376                 if ( !isset( $_GET['main'] ) && !isset($_GET['charsout']) && wp_verify_nonce($_GET['_error_nonce'], 'plugin-activation-error_' . $plugin) ) { ?>
 377         <iframe style="border:0" width="100%" height="70px" src="<?php echo 'plugins.php?action=error_scrape&amp;plugin=' . esc_attr($plugin) . '&amp;_wpnonce=' . esc_attr($_GET['_error_nonce']); ?>"></iframe>
 378         <?php
 379                 }
 380         ?>
 381         </div>
 382 <?php elseif ( isset($_GET['deleted']) ) :
 383                 $delete_result = get_transient('plugins_delete_result_'.$user_ID);
 384                 delete_transient('plugins_delete_result'); //Delete it once we're done.
 385
 386                 if ( is_wp_error($delete_result) ) : ?>
 387                 <div id="message" class="updated"><p><?php printf( __('Plugin could not be deleted due to an error: %s'), $delete_result->get_error_message() ); ?></p></div>
 388                 <?php else : ?>
 389                 <div id="message" class="updated"><p><?php _e('The selected plugins have been <strong>deleted</strong>.'); ?></p></div>
 390                 <?php endif; ?>
 391 <?php elseif ( isset($_GET['activate']) ) : ?>
 392         <div id="message" class="updated"><p><?php _e('Plugin <strong>activated</strong>.') ?></p></div>
 393 <?php elseif (isset($_GET['activate-multi'])) : ?>
 394         <div id="message" class="updated"><p><?php _e('Selected plugins <strong>activated</strong>.'); ?></p></div>
 395 <?php elseif ( isset($_GET['deactivate']) ) : ?>
 396         <div id="message" class="updated"><p><?php _e('Plugin <strong>deactivated</strong>.') ?></p></div>
 397 <?php elseif (isset($_GET['deactivate-multi'])) : ?>
 398         <div id="message" class="updated"><p><?php _e('Selected plugins <strong>deactivated</strong>.'); ?></p></div>
 399 <?php elseif ( 'update-selected' == $action ) : ?>
 400         <div id="message" class="updated"><p><?php _e('No out of date plugins were selected.'); ?></p></div>
 401 <?php endif; ?>
 402
 403 <div class="wrap">
 404 <?php screen_icon(); ?>
 405 <h2><?php echo esc_html( $title );
 406 if ( ( ! is_multisite() || is_network_admin() ) && current_user_can('install_plugins') ) { ?>
 407  <a href="<?php echo self_admin_url( 'plugin-install.php' ); ?>" class="add-new-h2"><?php echo esc_html_x('Add New', 'plugin'); ?></a>
 408 <?php }
 409 if ( $s )
 410         printf( '<span class="subtitle">' . __('Search results for &#8220;%s&#8221;') . '</span>', esc_html( $s ) ); ?>
 411 </h2>
 412
 413 <?php do_action( 'pre_current_active_plugins', $plugins['all'] ) ?>
 414
 415 <?php $wp_list_table->views(); ?>
 416
 417 <form method="get" action="">
 418 <?php $wp_list_table->search_box( __( 'Search Installed Plugins' ), 'plugin' ); ?>
 419 </form>
 420
 421 <form method="post" action="">
 422
 423 <input type="hidden" name="plugin_status" value="<?php echo esc_attr($status) ?>" />
 424 <input type="hidden" name="paged" value="<?php echo esc_attr($page) ?>" />
 425
 426 <?php $wp_list_table->display(); ?>
 427 </form>
 428
 429 </div>
 430
 431 <?php
 432 include(ABSPATH . 'wp-admin/admin-footer.php');