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                                 if ( is_network_only_plugin( $plugin ) ) {
  55                                         wp_redirect( self_admin_url("plugins.php?plugin_status=$status&paged=$page&s=$s") );
  56                                         exit;
  57                                 }
  58
  59                                 $recent = (array) get_option( 'recently_activated' );
  60                                 unset( $recent[ $plugin ] );
  61                                 update_option( 'recently_activated', $recent );
  62                         }
  63
  64                         if ( isset($_GET['from']) && 'import' == $_GET['from'] ) {
  65                                 wp_redirect( self_admin_url("import.php?import=" . str_replace('-importer', '', dirname($plugin))) ); // overrides the ?error=true one above and redirects to the Imports page, stripping the -importer suffix
  66                         } else {
  67                                 wp_redirect( self_admin_url("plugins.php?activate=true&plugin_status=$status&paged=$page&s=$s") ); // overrides the ?error=true one above
  68                         }
  69                         exit;
  70                         break;
  71                 case 'activate-selected':
  72                         if ( ! current_user_can('activate_plugins') )
  73                                 wp_die(__('You do not have sufficient permissions to activate plugins for this site.'));
  74
  75                         check_admin_referer('bulk-plugins');
  76
  77                         $plugins = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
  78
  79                         // Only activate plugins which are not already active.
  80                         if ( is_network_admin() ) {
  81                                 foreach ( $plugins as $i => $plugin ) {
  82                                         if ( is_plugin_active_for_network( $plugin ) )
  83                                                 unset( $plugins[ $i ] );
  84                                 }
  85                         } else {
  86                                 foreach ( $plugins as $i => $plugin ) {
  87                                         if ( is_plugin_active( $plugin ) || is_network_only_plugin( $plugin ) )
  88                                                 unset( $plugins[ $i ] );
  89                                 }
  90                         }
  91
  92                         if ( empty($plugins) ) {
  93                                 wp_redirect( self_admin_url("plugins.php?plugin_status=$status&paged=$page&s=$s") );
  94                                 exit;
  95                         }
  96
  97                         activate_plugins($plugins, self_admin_url('plugins.php?error=true'), is_network_admin() );
  98
  99                         if ( ! is_network_admin() ) {
 100                                 $recent = (array) get_option('recently_activated' );
 101                                 foreach ( $plugins as $plugin )
 102                                         unset( $recent[ $plugin ] );
 103                                 update_option( 'recently_activated', $recent );
 104                         }
 105
 106                         wp_redirect( self_admin_url("plugins.php?activate-multi=true&plugin_status=$status&paged=$page&s=$s") );
 107                         exit;
 108                         break;
 109                 case 'update-selected' :
 110
 111                         check_admin_referer( 'bulk-plugins' );
 112
 113                         if ( isset( $_GET['plugins'] ) )
 114                                 $plugins = explode( ',', $_GET['plugins'] );
 115                         elseif ( isset( $_POST['checked'] ) )
 116                                 $plugins = (array) $_POST['checked'];
 117                         else
 118                                 $plugins = array();
 119
 120                         $title = __( 'Update Plugins' );
 121                         $parent_file = 'plugins.php';
 122
 123                         require_once(ABSPATH . 'wp-admin/admin-header.php');
 124
 125                         echo '<div class="wrap">';
 126                         screen_icon();
 127                         echo '<h2>' . esc_html( $title ) . '</h2>';
 128
 129                         $url = self_admin_url('update.php?action=update-selected&amp;plugins=' . urlencode( join(',', $plugins) ));
 130                         $url = wp_nonce_url($url, 'bulk-update-plugins');
 131
 132                         echo "<iframe src='$url' style='width: 100%; height:100%; min-height:850px;'></iframe>";
 133                         echo '</div>';
 134                         require_once(ABSPATH . 'wp-admin/admin-footer.php');
 135                         exit;
 136                         break;
 137                 case 'error_scrape':
 138                         if ( ! current_user_can('activate_plugins') )
 139                                 wp_die(__('You do not have sufficient permissions to activate plugins for this site.'));
 140
 141                         check_admin_referer('plugin-activation-error_' . $plugin);
 142
 143                         $valid = validate_plugin($plugin);
 144                         if ( is_wp_error($valid) )
 145                                 wp_die($valid);
 146
 147                         if ( ! WP_DEBUG ) {
 148                                 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 );
 149                         }
 150
 151                         @ini_set('display_errors', true); //Ensure that Fatal errors are displayed.
 152                         // Go back to "sandbox" scope so we get the same errors as before
 153                         function plugin_sandbox_scrape( $plugin ) {
 154                                 include( WP_PLUGIN_DIR . '/' . $plugin );
 155                         }
 156                         plugin_sandbox_scrape( $plugin );
 157                         do_action('activate_' . $plugin);
 158                         exit;
 159                         break;
 160                 case 'deactivate':
 161                         if ( ! current_user_can('activate_plugins') )
 162                                 wp_die(__('You do not have sufficient permissions to deactivate plugins for this site.'));
 163
 164                         check_admin_referer('deactivate-plugin_' . $plugin);
 165
 166                         if ( ! is_network_admin() && is_plugin_active_for_network( $plugin ) ) {
 167                                 wp_redirect( self_admin_url("plugins.php?plugin_status=$status&paged=$page&s=$s") );
 168                                 exit;
 169                         }
 170
 171                         deactivate_plugins( $plugin, false, is_network_admin() );
 172                         if ( ! is_network_admin() )
 173                                 update_option( 'recently_activated', array( $plugin => time() ) + (array) get_option( 'recently_activated' ) );
 174                         if ( headers_sent() )
 175                                 echo "<meta http-equiv='refresh' content='" . esc_attr( "0;url=plugins.php?deactivate=true&plugin_status=$status&paged=$page&s=$s" ) . "' />";
 176                         else
 177                                 wp_redirect( self_admin_url("plugins.php?deactivate=true&plugin_status=$status&paged=$page&s=$s") );
 178                         exit;
 179                         break;
 180                 case 'deactivate-selected':
 181                         if ( ! current_user_can('activate_plugins') )
 182                                 wp_die(__('You do not have sufficient permissions to deactivate plugins for this site.'));
 183
 184                         check_admin_referer('bulk-plugins');
 185
 186                         $plugins = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
 187                         // Do not deactivate plugins which are already deactivated.
 188                         if ( is_network_admin() ) {
 189                                 $plugins = array_filter( $plugins, 'is_plugin_active_for_network' );
 190                         } else {
 191                                 $plugins = array_filter( $plugins, 'is_plugin_active' );
 192                                 $plugins = array_diff( $plugins, array_filter( $plugins, 'is_plugin_active_for_network' ) );
 193                         }
 194                         if ( empty($plugins) ) {
 195                                 wp_redirect( self_admin_url("plugins.php?plugin_status=$status&paged=$page&s=$s") );
 196                                 exit;
 197                         }
 198
 199                         deactivate_plugins( $plugins, false, is_network_admin() );
 200
 201                         if ( ! is_network_admin() ) {
 202                                 $deactivated = array();
 203                                 foreach ( $plugins as $plugin )
 204                                         $deactivated[ $plugin ] = time();
 205                                 update_option( 'recently_activated', $deactivated + (array) get_option( 'recently_activated' ) );
 206                         }
 207
 208                         wp_redirect( self_admin_url("plugins.php?deactivate-multi=true&plugin_status=$status&paged=$page&s=$s") );
 209                         exit;
 210                         break;
 211                 case 'delete-selected':
 212                         if ( ! current_user_can('delete_plugins') )
 213                                 wp_die(__('You do not have sufficient permissions to delete plugins for this site.'));
 214
 215                         check_admin_referer('bulk-plugins');
 216
 217                         //$_POST = from the plugin form; $_GET = from the FTP details screen.
 218                         $plugins = isset( $_REQUEST['checked'] ) ? (array) $_REQUEST['checked'] : array();
 219                         if ( empty( $plugins ) ) {
 220                                 wp_redirect( self_admin_url("plugins.php?plugin_status=$status&paged=$page&s=$s") );
 221                                 exit;
 222                         }
 223
 224                         $plugins = array_filter($plugins, 'is_plugin_inactive'); // Do not allow to delete Activated plugins.
 225                         if ( empty( $plugins ) ) {
 226                                 wp_redirect( self_admin_url( "plugins.php?error=true&main=true&plugin_status=$status&paged=$page&s=$s" ) );
 227                                 exit;
 228                         }
 229
 230                         include(ABSPATH . 'wp-admin/update.php');
 231
 232                         $parent_file = 'plugins.php';
 233
 234                         if ( ! isset($_REQUEST['verify-delete']) ) {
 235                                 wp_enqueue_script('jquery');
 236                                 require_once(ABSPATH . 'wp-admin/admin-header.php');
 237                                 ?>
 238                         <div class="wrap">
 239                                 <?php
 240                                         $files_to_delete = $plugin_info = array();
 241                                         $have_non_network_plugins = false;
 242                                         foreach ( (array) $plugins as $plugin ) {
 243                                                 if ( '.' == dirname($plugin) ) {
 244                                                         $files_to_delete[] = WP_PLUGIN_DIR . '/' . $plugin;
 245                                                         if( $data = get_plugin_data(WP_PLUGIN_DIR . '/' . $plugin) ) {
 246                                                                 $plugin_info[ $plugin ] = $data;
 247                                                                 $plugin_info[ $plugin ]['is_uninstallable'] = is_uninstallable_plugin( $plugin );
 248                                                                 if ( ! $plugin_info[ $plugin ]['Network'] )
 249                                                                         $have_non_network_plugins = true;
 250                                                         }
 251                                                 } else {
 252                                                         // Locate all the files in that folder
 253                                                         $files = list_files( WP_PLUGIN_DIR . '/' . dirname($plugin) );
 254                                                         if ( $files ) {
 255                                                                 $files_to_delete = array_merge($files_to_delete, $files);
 256                                                         }
 257                                                         // Get plugins list from that folder
 258                                                         if ( $folder_plugins = get_plugins( '/' . dirname($plugin)) ) {
 259                                                                 foreach( $folder_plugins as $plugin_file => $data ) {
 260                                                                         $plugin_info[ $plugin_file ] = _get_plugin_data_markup_translate( $plugin_file, $data );
 261                                                                         $plugin_info[ $plugin_file ]['is_uninstallable'] = is_uninstallable_plugin( $plugin );
 262                                                                         if ( ! $plugin_info[ $plugin_file ]['Network'] )
 263                                                                                 $have_non_network_plugins = true;
 264                                                                 }
 265                                                         }
 266                                                 }
 267                                         }
 268                                         screen_icon();
 269                                         $plugins_to_delete = count( $plugin_info );
 270                                         echo '<h2>' . _n( 'Delete Plugin', 'Delete Plugins', $plugins_to_delete ) . '</h2>';
 271                                 ?>
 272                                 <?php if ( $have_non_network_plugins && is_network_admin() ) : ?>
 273                                 <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>
 274                                 <?php endif; ?>
 275                                 <p><?php echo _n( 'You are about to remove the following plugin:', 'You are about to remove the following plugins:', $plugins_to_delete ); ?></p>
 276                                         <ul class="ul-disc">
 277                                                 <?php
 278                                                 $data_to_delete = false;
 279                                                 foreach ( $plugin_info as $plugin ) {
 280                                                         if ( $plugin['is_uninstallable'] ) {
 281                                                                 /* translators: 1: plugin name, 2: plugin author */
 282                                                                 echo '<li>', sprintf( __( '<strong>%1$s</strong> by <em>%2$s</em> (will also <strong>delete its data</strong>)' ), esc_html($plugin['Name']), esc_html($plugin['AuthorName']) ), '</li>';
 283                                                                 $data_to_delete = true;
 284                                                         } else {
 285                                                                 /* translators: 1: plugin name, 2: plugin author */
 286                                                                 echo '<li>', sprintf( __('<strong>%1$s</strong> by <em>%2$s</em>' ), esc_html($plugin['Name']), esc_html($plugin['AuthorName']) ), '</li>';
 287                                                         }
 288                                                 }
 289                                                 ?>
 290                                         </ul>
 291                                 <p><?php
 292                                 if ( $data_to_delete )
 293                                         _e('Are you sure you wish to delete these files and data?');
 294                                 else
 295                                         _e('Are you sure you wish to delete these files?');
 296                                 ?></p>
 297                                 <form method="post" action="<?php echo esc_url($_SERVER['REQUEST_URI']); ?>" style="display:inline;">
 298                                         <input type="hidden" name="verify-delete" value="1" />
 299                                         <input type="hidden" name="action" value="delete-selected" />
 300                                         <?php
 301                                                 foreach ( (array) $plugins as $plugin )
 302                                                         echo '<input type="hidden" name="checked[]" value="' . esc_attr($plugin) . '" />';
 303                                         ?>
 304                                         <?php wp_nonce_field('bulk-plugins') ?>
 305                                         <?php submit_button( $data_to_delete ? __( 'Yes, Delete these files and data' ) : __( 'Yes, Delete these files' ), 'button', 'submit', false ); ?>
 306                                 </form>
 307                                 <form method="post" action="<?php echo esc_url(wp_get_referer()); ?>" style="display:inline;">
 308                                         <?php submit_button( __( 'No, Return me to the plugin list' ), 'button', 'submit', false ); ?>
 309                                 </form>
 310
 311                                 <p><a href="#" onclick="jQuery('#files-list').toggle(); return false;"><?php _e('Click to view entire list of files which will be deleted'); ?></a></p>
 312                                 <div id="files-list" style="display:none;">
 313                                         <ul class="code">
 314                                         <?php
 315                                                 foreach ( (array)$files_to_delete as $file )
 316                                                         echo '<li>' . esc_html(str_replace(WP_PLUGIN_DIR, '', $file)) . '</li>';
 317                                         ?>
 318                                         </ul>
 319                                 </div>
 320                         </div>
 321                                 <?php
 322                                 require_once(ABSPATH . 'wp-admin/admin-footer.php');
 323                                 exit;
 324                         } //Endif verify-delete
 325                         $delete_result = delete_plugins($plugins);
 326
 327                         set_transient('plugins_delete_result_' . $user_ID, $delete_result); //Store the result in a cache rather than a URL param due to object type & length
 328                         wp_redirect( self_admin_url("plugins.php?deleted=true&plugin_status=$status&paged=$page&s=$s") );
 329                         exit;
 330                         break;
 331                 case 'clear-recent-list':
 332                         if ( ! is_network_admin() )
 333                                 update_option( 'recently_activated', array() );
 334                         break;
 335         }
 336 }
 337
 338 $wp_list_table->prepare_items();
 339
 340 wp_enqueue_script('plugin-install');
 341 add_thickbox();
 342
 343 add_screen_option( 'per_page', array('label' => _x( 'Plugins', 'plugins per page (screen options)' ), 'default' => 999 ) );
 344
 345 get_current_screen()->add_help_tab( array(
 346 'id'            => 'overview',
 347 'title'         => __('Overview'),
 348 'content'       =>
 349         '<p>' . __('Plugins extend and expand the functionality of WordPress. Once a plugin is installed, you may activate it or deactivate it here.') . '</p>' .
 350         '<p>' . sprintf(__('You can find additional plugins for your site by using the <a href="%1$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>'
 351 ) );
 352 get_current_screen()->add_help_tab( array(
 353 'id'            => 'compatibility-problems',
 354 'title'         => __('Troubleshooting'),
 355 'content'       =>
 356         '<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>' .
 357         '<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>'
 358 ) );
 359
 360 get_current_screen()->set_help_sidebar(
 361         '<p><strong>' . __('For more information:') . '</strong></p>' .
 362         '<p>' . __('<a href="http://codex.wordpress.org/Managing_Plugins#Plugin_Management" target="_blank">Documentation on Managing Plugins</a>') . '</p>' .
 363         '<p>' . __('<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>'
 364 );
 365
 366 $title = __('Plugins');
 367 $parent_file = 'plugins.php';
 368
 369 require_once(ABSPATH . 'wp-admin/admin-header.php');
 370
 371 $invalid = validate_active_plugins();
 372 if ( !empty($invalid) )
 373         foreach ( $invalid as $plugin_file => $error )
 374                 echo '<div id="message" class="error"><p>' . sprintf(__('The plugin <code>%s</code> has been <strong>deactivated</strong> due to an error: %s'), esc_html($plugin_file), $error->get_error_message()) . '</p></div>';
 375 ?>
 376
 377 <?php if ( isset($_GET['error']) ) :
 378
 379         if ( isset( $_GET['main'] ) )
 380                 $errmsg = __( 'You cannot delete a plugin while it is active on the main site.' );
 381         elseif ( isset($_GET['charsout']) )
 382                 $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']);
 383         else
 384                 $errmsg = __('Plugin could not be activated because it triggered a <strong>fatal error</strong>.');
 385         ?>
 386         <div id="message" class="updated"><p><?php echo $errmsg; ?></p>
 387         <?php
 388                 if ( !isset( $_GET['main'] ) && !isset($_GET['charsout']) && wp_verify_nonce($_GET['_error_nonce'], 'plugin-activation-error_' . $plugin) ) { ?>
 389         <iframe style="border:0" width="100%" height="70px" src="<?php echo 'plugins.php?action=error_scrape&amp;plugin=' . esc_attr($plugin) . '&amp;_wpnonce=' . esc_attr($_GET['_error_nonce']); ?>"></iframe>
 390         <?php
 391                 }
 392         ?>
 393         </div>
 394 <?php elseif ( isset($_GET['deleted']) ) :
 395                 $delete_result = get_transient('plugins_delete_result_'.$user_ID);
 396                 delete_transient('plugins_delete_result'); //Delete it once we're done.
 397
 398                 if ( is_wp_error($delete_result) ) : ?>
 399                 <div id="message" class="updated"><p><?php printf( __('Plugin could not be deleted due to an error: %s'), $delete_result->get_error_message() ); ?></p></div>
 400                 <?php else : ?>
 401                 <div id="message" class="updated"><p><?php _e('The selected plugins have been <strong>deleted</strong>.'); ?></p></div>
 402                 <?php endif; ?>
 403 <?php elseif ( isset($_GET['activate']) ) : ?>
 404         <div id="message" class="updated"><p><?php _e('Plugin <strong>activated</strong>.') ?></p></div>
 405 <?php elseif (isset($_GET['activate-multi'])) : ?>
 406         <div id="message" class="updated"><p><?php _e('Selected plugins <strong>activated</strong>.'); ?></p></div>
 407 <?php elseif ( isset($_GET['deactivate']) ) : ?>
 408         <div id="message" class="updated"><p><?php _e('Plugin <strong>deactivated</strong>.') ?></p></div>
 409 <?php elseif (isset($_GET['deactivate-multi'])) : ?>
 410         <div id="message" class="updated"><p><?php _e('Selected plugins <strong>deactivated</strong>.'); ?></p></div>
 411 <?php elseif ( 'update-selected' == $action ) : ?>
 412         <div id="message" class="updated"><p><?php _e('No out of date plugins were selected.'); ?></p></div>
 413 <?php endif; ?>
 414
 415 <div class="wrap">
 416 <?php screen_icon(); ?>
 417 <h2><?php echo esc_html( $title );
 418 if ( ( ! is_multisite() || is_network_admin() ) && current_user_can('install_plugins') ) { ?>
 419  <a href="<?php echo self_admin_url( 'plugin-install.php' ); ?>" class="add-new-h2"><?php echo esc_html_x('Add New', 'plugin'); ?></a>
 420 <?php }
 421 if ( $s )
 422         printf( '<span class="subtitle">' . __('Search results for &#8220;%s&#8221;') . '</span>', esc_html( $s ) ); ?>
 423 </h2>
 424
 425 <?php do_action( 'pre_current_active_plugins', $plugins['all'] ) ?>
 426
 427 <?php $wp_list_table->views(); ?>
 428
 429 <form method="get" action="">
 430 <?php $wp_list_table->search_box( __( 'Search Installed Plugins' ), 'plugin' ); ?>
 431 </form>
 432
 433 <form method="post" action="">
 434
 435 <input type="hidden" name="plugin_status" value="<?php echo esc_attr($status) ?>" />
 436 <input type="hidden" name="paged" value="<?php echo esc_attr($page) ?>" />
 437
 438 <?php $wp_list_table->display(); ?>
 439 </form>
 440
 441 </div>
 442
 443 <?php
 444 include(ABSPATH . 'wp-admin/admin-footer.php');