WordPress 3.8
[autoinstalls/wordpress.git] / 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( dirname( __FILE__ ) . '/admin.php' );
11
12 if ( ! current_user_can('activate_plugins') )
13         wp_die( __( 'You do not have sufficient permissions to manage plugins for this site.' ) );
14
15 $wp_list_table = _get_list_table('WP_Plugins_List_Table');
16 $pagenum = $wp_list_table->get_pagenum();
17
18 $action = $wp_list_table->current_action();
19
20 $plugin = isset($_REQUEST['plugin']) ? $_REQUEST['plugin'] : '';
21 $s = isset($_REQUEST['s']) ? urlencode($_REQUEST['s']) : '';
22
23 // Clean up request URI from temporary args for screen options/paging uri's to work as expected.
24 $_SERVER['REQUEST_URI'] = remove_query_arg(array('error', 'deleted', 'activate', 'activate-multi', 'deactivate', 'deactivate-multi', '_error_nonce'), $_SERVER['REQUEST_URI']);
25
26 if ( $action ) {
27
28         switch ( $action ) {
29                 case 'activate':
30                         if ( ! current_user_can('activate_plugins') )
31                                 wp_die(__('You do not have sufficient permissions to activate plugins for this site.'));
32
33                         if ( is_multisite() && ! is_network_admin() && is_network_only_plugin( $plugin ) ) {
34                                 wp_redirect( self_admin_url("plugins.php?plugin_status=$status&paged=$page&s=$s") );
35                                 exit;
36                         }
37
38                         check_admin_referer('activate-plugin_' . $plugin);
39
40                         $result = activate_plugin($plugin, self_admin_url('plugins.php?error=true&plugin=' . $plugin), is_network_admin() );
41                         if ( is_wp_error( $result ) ) {
42                                 if ( 'unexpected_output' == $result->get_error_code() ) {
43                                         $redirect = self_admin_url('plugins.php?error=true&charsout=' . strlen($result->get_error_data()) . '&plugin=' . $plugin . "&plugin_status=$status&paged=$page&s=$s");
44                                         wp_redirect(add_query_arg('_error_nonce', wp_create_nonce('plugin-activation-error_' . $plugin), $redirect));
45                                         exit;
46                                 } else {
47                                         wp_die($result);
48                                 }
49                         }
50
51                         if ( ! is_network_admin() ) {
52                                 $recent = (array) get_option( 'recently_activated' );
53                                 unset( $recent[ $plugin ] );
54                                 update_option( 'recently_activated', $recent );
55                         }
56
57                         if ( isset($_GET['from']) && 'import' == $_GET['from'] ) {
58                                 wp_redirect( self_admin_url("import.php?import=" . str_replace('-importer', '', dirname($plugin))) ); // overrides the ?error=true one above and redirects to the Imports page, stripping the -importer suffix
59                         } else {
60                                 wp_redirect( self_admin_url("plugins.php?activate=true&plugin_status=$status&paged=$page&s=$s") ); // overrides the ?error=true one above
61                         }
62                         exit;
63                         break;
64                 case 'activate-selected':
65                         if ( ! current_user_can('activate_plugins') )
66                                 wp_die(__('You do not have sufficient permissions to activate plugins for this site.'));
67
68                         check_admin_referer('bulk-plugins');
69
70                         $plugins = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
71
72                         // Only activate plugins which are not already active.
73                         if ( is_network_admin() ) {
74                                 foreach ( $plugins as $i => $plugin ) {
75                                         if ( is_plugin_active_for_network( $plugin ) )
76                                                 unset( $plugins[ $i ] );
77                                 }
78                         } else {
79                                 foreach ( $plugins as $i => $plugin ) {
80                                         if ( is_plugin_active( $plugin ) || is_network_only_plugin( $plugin ) )
81                                                 unset( $plugins[ $i ] );
82                                 }
83                         }
84
85                         if ( empty($plugins) ) {
86                                 wp_redirect( self_admin_url("plugins.php?plugin_status=$status&paged=$page&s=$s") );
87                                 exit;
88                         }
89
90                         activate_plugins($plugins, self_admin_url('plugins.php?error=true'), is_network_admin() );
91
92                         if ( ! is_network_admin() ) {
93                                 $recent = (array) get_option('recently_activated' );
94                                 foreach ( $plugins as $plugin )
95                                         unset( $recent[ $plugin ] );
96                                 update_option( 'recently_activated', $recent );
97                         }
98
99                         wp_redirect( self_admin_url("plugins.php?activate-multi=true&plugin_status=$status&paged=$page&s=$s") );
100                         exit;
101                         break;
102                 case 'update-selected' :
103
104                         check_admin_referer( 'bulk-plugins' );
105
106                         if ( isset( $_GET['plugins'] ) )
107                                 $plugins = explode( ',', $_GET['plugins'] );
108                         elseif ( isset( $_POST['checked'] ) )
109                                 $plugins = (array) $_POST['checked'];
110                         else
111                                 $plugins = array();
112
113                         $title = __( 'Update Plugins' );
114                         $parent_file = 'plugins.php';
115
116                         require_once(ABSPATH . 'wp-admin/admin-header.php');
117
118                         echo '<div class="wrap">';
119                         echo '<h2>' . esc_html( $title ) . '</h2>';
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( $plugin );
149                         /** This action is documented in wp-admin/includes/plugins.php */
150                         do_action( "activate_{$plugin}" );
151                         exit;
152                         break;
153                 case 'deactivate':
154                         if ( ! current_user_can('activate_plugins') )
155                                 wp_die(__('You do not have sufficient permissions to deactivate plugins for this site.'));
156
157                         check_admin_referer('deactivate-plugin_' . $plugin);
158
159                         if ( ! is_network_admin() && is_plugin_active_for_network( $plugin ) ) {
160                                 wp_redirect( self_admin_url("plugins.php?plugin_status=$status&paged=$page&s=$s") );
161                                 exit;
162                         }
163
164                         deactivate_plugins( $plugin, false, is_network_admin() );
165                         if ( ! is_network_admin() )
166                                 update_option( 'recently_activated', array( $plugin => time() ) + (array) get_option( 'recently_activated' ) );
167                         if ( headers_sent() )
168                                 echo "<meta http-equiv='refresh' content='" . esc_attr( "0;url=plugins.php?deactivate=true&plugin_status=$status&paged=$page&s=$s" ) . "' />";
169                         else
170                                 wp_redirect( self_admin_url("plugins.php?deactivate=true&plugin_status=$status&paged=$page&s=$s") );
171                         exit;
172                         break;
173                 case 'deactivate-selected':
174                         if ( ! current_user_can('activate_plugins') )
175                                 wp_die(__('You do not have sufficient permissions to deactivate plugins for this site.'));
176
177                         check_admin_referer('bulk-plugins');
178
179                         $plugins = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
180                         // Do not deactivate plugins which are already deactivated.
181                         if ( is_network_admin() ) {
182                                 $plugins = array_filter( $plugins, 'is_plugin_active_for_network' );
183                         } else {
184                                 $plugins = array_filter( $plugins, 'is_plugin_active' );
185                                 $plugins = array_diff( $plugins, array_filter( $plugins, 'is_plugin_active_for_network' ) );
186                         }
187                         if ( empty($plugins) ) {
188                                 wp_redirect( self_admin_url("plugins.php?plugin_status=$status&paged=$page&s=$s") );
189                                 exit;
190                         }
191
192                         deactivate_plugins( $plugins, false, is_network_admin() );
193
194                         if ( ! is_network_admin() ) {
195                                 $deactivated = array();
196                                 foreach ( $plugins as $plugin )
197                                         $deactivated[ $plugin ] = time();
198                                 update_option( 'recently_activated', $deactivated + (array) get_option( 'recently_activated' ) );
199                         }
200
201                         wp_redirect( self_admin_url("plugins.php?deactivate-multi=true&plugin_status=$status&paged=$page&s=$s") );
202                         exit;
203                         break;
204                 case 'delete-selected':
205                         if ( ! current_user_can('delete_plugins') )
206                                 wp_die(__('You do not have sufficient permissions to delete plugins for this site.'));
207
208                         check_admin_referer('bulk-plugins');
209
210                         //$_POST = from the plugin form; $_GET = from the FTP details screen.
211                         $plugins = isset( $_REQUEST['checked'] ) ? (array) $_REQUEST['checked'] : array();
212                         if ( empty( $plugins ) ) {
213                                 wp_redirect( self_admin_url("plugins.php?plugin_status=$status&paged=$page&s=$s") );
214                                 exit;
215                         }
216
217                         $plugins = array_filter($plugins, 'is_plugin_inactive'); // Do not allow to delete Activated plugins.
218                         if ( empty( $plugins ) ) {
219                                 wp_redirect( self_admin_url( "plugins.php?error=true&main=true&plugin_status=$status&paged=$page&s=$s" ) );
220                                 exit;
221                         }
222
223                         include(ABSPATH . 'wp-admin/update.php');
224
225                         $parent_file = 'plugins.php';
226
227                         if ( ! isset($_REQUEST['verify-delete']) ) {
228                                 wp_enqueue_script('jquery');
229                                 require_once(ABSPATH . 'wp-admin/admin-header.php');
230                                 ?>
231                         <div class="wrap">
232                                 <?php
233                                         $files_to_delete = $plugin_info = array();
234                                         $have_non_network_plugins = false;
235                                         foreach ( (array) $plugins as $plugin ) {
236                                                 if ( '.' == dirname($plugin) ) {
237                                                         $files_to_delete[] = WP_PLUGIN_DIR . '/' . $plugin;
238                                                         if( $data = get_plugin_data(WP_PLUGIN_DIR . '/' . $plugin) ) {
239                                                                 $plugin_info[ $plugin ] = $data;
240                                                                 $plugin_info[ $plugin ]['is_uninstallable'] = is_uninstallable_plugin( $plugin );
241                                                                 if ( ! $plugin_info[ $plugin ]['Network'] )
242                                                                         $have_non_network_plugins = true;
243                                                         }
244                                                 } else {
245                                                         // Locate all the files in that folder
246                                                         $files = list_files( WP_PLUGIN_DIR . '/' . dirname($plugin) );
247                                                         if ( $files ) {
248                                                                 $files_to_delete = array_merge($files_to_delete, $files);
249                                                         }
250                                                         // Get plugins list from that folder
251                                                         if ( $folder_plugins = get_plugins( '/' . dirname($plugin)) ) {
252                                                                 foreach( $folder_plugins as $plugin_file => $data ) {
253                                                                         $plugin_info[ $plugin_file ] = _get_plugin_data_markup_translate( $plugin_file, $data );
254                                                                         $plugin_info[ $plugin_file ]['is_uninstallable'] = is_uninstallable_plugin( $plugin );
255                                                                         if ( ! $plugin_info[ $plugin_file ]['Network'] )
256                                                                                 $have_non_network_plugins = true;
257                                                                 }
258                                                         }
259                                                 }
260                                         }
261                                         $plugins_to_delete = count( $plugin_info );
262                                         echo '<h2>' . _n( 'Delete Plugin', 'Delete Plugins', $plugins_to_delete ) . '</h2>';
263                                 ?>
264                                 <?php if ( $have_non_network_plugins && is_network_admin() ) : ?>
265                                 <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>
266                                 <?php endif; ?>
267                                 <p><?php echo _n( 'You are about to remove the following plugin:', 'You are about to remove the following plugins:', $plugins_to_delete ); ?></p>
268                                         <ul class="ul-disc">
269                                                 <?php
270                                                 $data_to_delete = false;
271                                                 foreach ( $plugin_info as $plugin ) {
272                                                         if ( $plugin['is_uninstallable'] ) {
273                                                                 /* translators: 1: plugin name, 2: plugin author */
274                                                                 echo '<li>', sprintf( __( '<strong>%1$s</strong> by <em>%2$s</em> (will also <strong>delete its data</strong>)' ), esc_html($plugin['Name']), esc_html($plugin['AuthorName']) ), '</li>';
275                                                                 $data_to_delete = true;
276                                                         } else {
277                                                                 /* translators: 1: plugin name, 2: plugin author */
278                                                                 echo '<li>', sprintf( __('<strong>%1$s</strong> by <em>%2$s</em>' ), esc_html($plugin['Name']), esc_html($plugin['AuthorName']) ), '</li>';
279                                                         }
280                                                 }
281                                                 ?>
282                                         </ul>
283                                 <p><?php
284                                 if ( $data_to_delete )
285                                         _e('Are you sure you wish to delete these files and data?');
286                                 else
287                                         _e('Are you sure you wish to delete these files?');
288                                 ?></p>
289                                 <form method="post" action="<?php echo esc_url($_SERVER['REQUEST_URI']); ?>" style="display:inline;">
290                                         <input type="hidden" name="verify-delete" value="1" />
291                                         <input type="hidden" name="action" value="delete-selected" />
292                                         <?php
293                                                 foreach ( (array) $plugins as $plugin )
294                                                         echo '<input type="hidden" name="checked[]" value="' . esc_attr($plugin) . '" />';
295                                         ?>
296                                         <?php wp_nonce_field('bulk-plugins') ?>
297                                         <?php submit_button( $data_to_delete ? __( 'Yes, Delete these files and data' ) : __( 'Yes, Delete these files' ), 'button', 'submit', false ); ?>
298                                 </form>
299                                 <form method="post" action="<?php echo esc_url(wp_get_referer()); ?>" style="display:inline;">
300                                         <?php submit_button( __( 'No, Return me to the plugin list' ), 'button', 'submit', false ); ?>
301                                 </form>
302
303                                 <p><a href="#" onclick="jQuery('#files-list').toggle(); return false;"><?php _e('Click to view entire list of files which will be deleted'); ?></a></p>
304                                 <div id="files-list" style="display:none;">
305                                         <ul class="code">
306                                         <?php
307                                                 foreach ( (array)$files_to_delete as $file )
308                                                         echo '<li>' . esc_html(str_replace(WP_PLUGIN_DIR, '', $file)) . '</li>';
309                                         ?>
310                                         </ul>
311                                 </div>
312                         </div>
313                                 <?php
314                                 require_once(ABSPATH . 'wp-admin/admin-footer.php');
315                                 exit;
316                         } //Endif verify-delete
317                         $delete_result = delete_plugins($plugins);
318
319                         set_transient('plugins_delete_result_' . $user_ID, $delete_result); //Store the result in a cache rather than a URL param due to object type & length
320                         wp_redirect( self_admin_url("plugins.php?deleted=true&plugin_status=$status&paged=$page&s=$s") );
321                         exit;
322                         break;
323                 case 'clear-recent-list':
324                         if ( ! is_network_admin() )
325                                 update_option( 'recently_activated', array() );
326                         break;
327         }
328 }
329
330 $wp_list_table->prepare_items();
331
332 wp_enqueue_script('plugin-install');
333 add_thickbox();
334
335 add_screen_option( 'per_page', array('label' => _x( 'Plugins', 'plugins per page (screen options)' ), 'default' => 999 ) );
336
337 get_current_screen()->add_help_tab( array(
338 'id'            => 'overview',
339 'title'         => __('Overview'),
340 'content'       =>
341         '<p>' . __('Plugins extend and expand the functionality of WordPress. Once a plugin is installed, you may activate it or deactivate it here.') . '</p>' .
342         '<p>' . sprintf(__('You can find additional plugins for your site by using the <a href="%1$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/plugins/') . '</p>'
343 ) );
344 get_current_screen()->add_help_tab( array(
345 'id'            => 'compatibility-problems',
346 'title'         => __('Troubleshooting'),
347 'content'       =>
348         '<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>' .
349         '<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>'
350 ) );
351
352 get_current_screen()->set_help_sidebar(
353         '<p><strong>' . __('For more information:') . '</strong></p>' .
354         '<p>' . __('<a href="http://codex.wordpress.org/Managing_Plugins#Plugin_Management" target="_blank">Documentation on Managing Plugins</a>') . '</p>' .
355         '<p>' . __('<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>'
356 );
357
358 $title = __('Plugins');
359 $parent_file = 'plugins.php';
360
361 require_once(ABSPATH . 'wp-admin/admin-header.php');
362
363 $invalid = validate_active_plugins();
364 if ( !empty($invalid) )
365         foreach ( $invalid as $plugin_file => $error )
366                 echo '<div id="message" class="error"><p>' . sprintf(__('The plugin <code>%s</code> has been <strong>deactivated</strong> due to an error: %s'), esc_html($plugin_file), $error->get_error_message()) . '</p></div>';
367 ?>
368
369 <?php if ( isset($_GET['error']) ) :
370
371         if ( isset( $_GET['main'] ) )
372                 $errmsg = __( 'You cannot delete a plugin while it is active on the main site.' );
373         elseif ( isset($_GET['charsout']) )
374                 $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']);
375         else
376                 $errmsg = __('Plugin could not be activated because it triggered a <strong>fatal error</strong>.');
377         ?>
378         <div id="message" class="updated"><p><?php echo $errmsg; ?></p>
379         <?php
380                 if ( !isset( $_GET['main'] ) && !isset($_GET['charsout']) && wp_verify_nonce($_GET['_error_nonce'], 'plugin-activation-error_' . $plugin) ) { ?>
381         <iframe style="border:0" width="100%" height="70px" src="<?php echo 'plugins.php?action=error_scrape&amp;plugin=' . esc_attr($plugin) . '&amp;_wpnonce=' . esc_attr($_GET['_error_nonce']); ?>"></iframe>
382         <?php
383                 }
384         ?>
385         </div>
386 <?php elseif ( isset($_GET['deleted']) ) :
387                 $delete_result = get_transient( 'plugins_delete_result_' . $user_ID );
388                 // Delete it once we're done.
389                 delete_transient( 'plugins_delete_result_' . $user_ID );
390
391                 if ( is_wp_error($delete_result) ) : ?>
392                 <div id="message" class="updated"><p><?php printf( __('Plugin could not be deleted due to an error: %s'), $delete_result->get_error_message() ); ?></p></div>
393                 <?php else : ?>
394                 <div id="message" class="updated"><p><?php _e('The selected plugins have been <strong>deleted</strong>.'); ?></p></div>
395                 <?php endif; ?>
396 <?php elseif ( isset($_GET['activate']) ) : ?>
397         <div id="message" class="updated"><p><?php _e('Plugin <strong>activated</strong>.') ?></p></div>
398 <?php elseif (isset($_GET['activate-multi'])) : ?>
399         <div id="message" class="updated"><p><?php _e('Selected plugins <strong>activated</strong>.'); ?></p></div>
400 <?php elseif ( isset($_GET['deactivate']) ) : ?>
401         <div id="message" class="updated"><p><?php _e('Plugin <strong>deactivated</strong>.') ?></p></div>
402 <?php elseif (isset($_GET['deactivate-multi'])) : ?>
403         <div id="message" class="updated"><p><?php _e('Selected plugins <strong>deactivated</strong>.'); ?></p></div>
404 <?php elseif ( 'update-selected' == $action ) : ?>
405         <div id="message" class="updated"><p><?php _e('No out of date plugins were selected.'); ?></p></div>
406 <?php endif; ?>
407
408 <div class="wrap">
409 <h2><?php echo esc_html( $title );
410 if ( ( ! is_multisite() || is_network_admin() ) && current_user_can('install_plugins') ) { ?>
411  <a href="<?php echo self_admin_url( 'plugin-install.php' ); ?>" class="add-new-h2"><?php echo esc_html_x('Add New', 'plugin'); ?></a>
412 <?php }
413 if ( $s )
414         printf( '<span class="subtitle">' . __('Search results for &#8220;%s&#8221;') . '</span>', esc_html( $s ) ); ?>
415 </h2>
416
417 <?php
418 /**
419  * Fires before the plugins list table is rendered.
420  *
421  * This hook also fires before the plugins list table is rendered in the Network Admin.
422  *
423  * Please note: The 'active' portion of the hook name does not refer to whether the current
424  * view is for active plugins, but rather all plugins actively-installed.
425  *
426  * @since 3.0.0
427  *
428  * @param array $plugins_all An array containing all installed plugins.
429  */
430 do_action( 'pre_current_active_plugins', $plugins['all'] );
431 ?>
432
433 <?php $wp_list_table->views(); ?>
434
435 <form method="get" action="">
436 <?php $wp_list_table->search_box( __( 'Search Installed Plugins' ), 'plugin' ); ?>
437 </form>
438
439 <form method="post" action="">
440
441 <input type="hidden" name="plugin_status" value="<?php echo esc_attr($status) ?>" />
442 <input type="hidden" name="paged" value="<?php echo esc_attr($page) ?>" />
443
444 <?php $wp_list_table->display(); ?>
445 </form>
446
447 </div>
448
449 <?php
450 include(ABSPATH . 'wp-admin/admin-footer.php');