3 * A File upgrader class for WordPress.
5 * This set of classes are designed to be used to upgrade/install a local set of files on the filesystem via the Filesystem Abstraction classes.
7 * @link http://trac.wordpress.org/ticket/7875 consolidate plugin/theme/core upgrade/install functions
10 * @subpackage Upgrader
15 * WordPress Upgrader class for Upgrading/Installing a local set of files via the Filesystem Abstraction classes from a Zip file.
17 * @TODO More Detailed docs, for methods as well.
20 * @subpackage Upgrader
24 var $strings = array();
26 var $result = array();
28 function __construct($skin = null) {
30 $this->skin = new WP_Upgrader_Skin();
36 $this->skin->set_upgrader($this);
37 $this->generic_strings();
40 function generic_strings() {
41 $this->strings['bad_request'] = __('Invalid Data provided.');
42 $this->strings['fs_unavailable'] = __('Could not access filesystem.');
43 $this->strings['fs_error'] = __('Filesystem error.');
44 $this->strings['fs_no_root_dir'] = __('Unable to locate WordPress Root directory.');
45 $this->strings['fs_no_content_dir'] = __('Unable to locate WordPress Content directory (wp-content).');
46 $this->strings['fs_no_plugins_dir'] = __('Unable to locate WordPress Plugin directory.');
47 $this->strings['fs_no_themes_dir'] = __('Unable to locate WordPress Theme directory.');
48 /* translators: %s: directory name */
49 $this->strings['fs_no_folder'] = __('Unable to locate needed folder (%s).');
51 $this->strings['download_failed'] = __('Download failed.');
52 $this->strings['installing_package'] = __('Installing the latest version…');
53 $this->strings['folder_exists'] = __('Destination folder already exists.');
54 $this->strings['mkdir_failed'] = __('Could not create directory.');
55 $this->strings['incompatible_archive'] = __('The package could not be installed.');
57 $this->strings['maintenance_start'] = __('Enabling Maintenance mode…');
58 $this->strings['maintenance_end'] = __('Disabling Maintenance mode…');
61 function fs_connect( $directories = array() ) {
62 global $wp_filesystem;
64 if ( false === ($credentials = $this->skin->request_filesystem_credentials()) )
67 if ( ! WP_Filesystem($credentials) ) {
69 if ( is_object($wp_filesystem) && $wp_filesystem->errors->get_error_code() )
70 $error = $wp_filesystem->errors;
71 $this->skin->request_filesystem_credentials($error); //Failed to connect, Error and request again
75 if ( ! is_object($wp_filesystem) )
76 return new WP_Error('fs_unavailable', $this->strings['fs_unavailable'] );
78 if ( is_wp_error($wp_filesystem->errors) && $wp_filesystem->errors->get_error_code() )
79 return new WP_Error('fs_error', $this->strings['fs_error'], $wp_filesystem->errors);
81 foreach ( (array)$directories as $dir ) {
84 if ( ! $wp_filesystem->abspath() )
85 return new WP_Error('fs_no_root_dir', $this->strings['fs_no_root_dir']);
88 if ( ! $wp_filesystem->wp_content_dir() )
89 return new WP_Error('fs_no_content_dir', $this->strings['fs_no_content_dir']);
92 if ( ! $wp_filesystem->wp_plugins_dir() )
93 return new WP_Error('fs_no_plugins_dir', $this->strings['fs_no_plugins_dir']);
95 case WP_CONTENT_DIR . '/themes':
96 if ( ! $wp_filesystem->find_folder(WP_CONTENT_DIR . '/themes') )
97 return new WP_Error('fs_no_themes_dir', $this->strings['fs_no_themes_dir']);
100 if ( ! $wp_filesystem->find_folder($dir) )
101 return new WP_Error( 'fs_no_folder', sprintf( $this->strings['fs_no_folder'], esc_html( basename( $dir ) ) ) );
106 } //end fs_connect();
108 function download_package($package) {
110 if ( ! preg_match('!^(http|https|ftp)://!i', $package) && file_exists($package) ) //Local file or remote?
111 return $package; //must be a local file..
113 if ( empty($package) )
114 return new WP_Error('no_package', $this->strings['no_package']);
116 $this->skin->feedback('downloading_package', $package);
118 $download_file = download_url($package);
120 if ( is_wp_error($download_file) )
121 return new WP_Error('download_failed', $this->strings['download_failed'], $download_file->get_error_message());
123 return $download_file;
126 function unpack_package($package, $delete_package = true) {
127 global $wp_filesystem;
129 $this->skin->feedback('unpack_package');
131 $upgrade_folder = $wp_filesystem->wp_content_dir() . 'upgrade/';
133 //Clean up contents of upgrade directory beforehand.
134 $upgrade_files = $wp_filesystem->dirlist($upgrade_folder);
135 if ( !empty($upgrade_files) ) {
136 foreach ( $upgrade_files as $file )
137 $wp_filesystem->delete($upgrade_folder . $file['name'], true);
140 //We need a working directory
141 $working_dir = $upgrade_folder . basename($package, '.zip');
143 // Clean up working directory
144 if ( $wp_filesystem->is_dir($working_dir) )
145 $wp_filesystem->delete($working_dir, true);
147 // Unzip package to working directory
148 $result = unzip_file($package, $working_dir); //TODO optimizations, Copy when Move/Rename would suffice?
150 // Once extracted, delete the package if required.
151 if ( $delete_package )
154 if ( is_wp_error($result) ) {
155 $wp_filesystem->delete($working_dir, true);
156 if ( 'incompatible_archive' == $result->get_error_code() ) {
157 return new WP_Error( 'incompatible_archive', $this->strings['incompatible_archive'], $result->get_error_data() );
165 function install_package($args = array()) {
166 global $wp_filesystem;
167 $defaults = array( 'source' => '', 'destination' => '', //Please always pass these
168 'clear_destination' => false, 'clear_working' => false,
169 'hook_extra' => array());
171 $args = wp_parse_args($args, $defaults);
174 @set_time_limit( 300 );
176 if ( empty($source) || empty($destination) )
177 return new WP_Error('bad_request', $this->strings['bad_request']);
179 $this->skin->feedback('installing_package');
181 $res = apply_filters('upgrader_pre_install', true, $hook_extra);
182 if ( is_wp_error($res) )
185 //Retain the Original source and destinations
186 $remote_source = $source;
187 $local_destination = $destination;
189 $source_files = array_keys( $wp_filesystem->dirlist($remote_source) );
190 $remote_destination = $wp_filesystem->find_folder($local_destination);
192 //Locate which directory to copy to the new folder, This is based on the actual folder holding the files.
193 if ( 1 == count($source_files) && $wp_filesystem->is_dir( trailingslashit($source) . $source_files[0] . '/') ) //Only one folder? Then we want its contents.
194 $source = trailingslashit($source) . trailingslashit($source_files[0]);
195 elseif ( count($source_files) == 0 )
196 return new WP_Error( 'incompatible_archive', $this->strings['incompatible_archive'], __( 'The plugin contains no files.' ) ); //There are no files?
197 else //Its only a single file, The upgrader will use the foldername of this file as the destination folder. foldername is based on zip filename.
198 $source = trailingslashit($source);
200 //Hook ability to change the source file location..
201 $source = apply_filters('upgrader_source_selection', $source, $remote_source, $this);
202 if ( is_wp_error($source) )
205 //Has the source location changed? If so, we need a new source_files list.
206 if ( $source !== $remote_source )
207 $source_files = array_keys( $wp_filesystem->dirlist($source) );
209 //Protection against deleting files in any important base directories.
210 if ( in_array( $destination, array(ABSPATH, WP_CONTENT_DIR, WP_PLUGIN_DIR, WP_CONTENT_DIR . '/themes') ) ) {
211 $remote_destination = trailingslashit($remote_destination) . trailingslashit(basename($source));
212 $destination = trailingslashit($destination) . trailingslashit(basename($source));
215 if ( $clear_destination ) {
216 //We're going to clear the destination if there's something there
217 $this->skin->feedback('remove_old');
219 if ( $wp_filesystem->exists($remote_destination) )
220 $removed = $wp_filesystem->delete($remote_destination, true);
221 $removed = apply_filters('upgrader_clear_destination', $removed, $local_destination, $remote_destination, $hook_extra);
223 if ( is_wp_error($removed) )
225 else if ( ! $removed )
226 return new WP_Error('remove_old_failed', $this->strings['remove_old_failed']);
227 } elseif ( $wp_filesystem->exists($remote_destination) ) {
228 //If we're not clearing the destination folder and something exists there already, Bail.
229 //But first check to see if there are actually any files in the folder.
230 $_files = $wp_filesystem->dirlist($remote_destination);
231 if ( ! empty($_files) ) {
232 $wp_filesystem->delete($remote_source, true); //Clear out the source files.
233 return new WP_Error('folder_exists', $this->strings['folder_exists'], $remote_destination );
237 //Create destination if needed
238 if ( !$wp_filesystem->exists($remote_destination) )
239 if ( !$wp_filesystem->mkdir($remote_destination, FS_CHMOD_DIR) )
240 return new WP_Error('mkdir_failed', $this->strings['mkdir_failed'], $remote_destination);
242 // Copy new version of item into place.
243 $result = copy_dir($source, $remote_destination);
244 if ( is_wp_error($result) ) {
245 if ( $clear_working )
246 $wp_filesystem->delete($remote_source, true);
250 //Clear the Working folder?
251 if ( $clear_working )
252 $wp_filesystem->delete($remote_source, true);
254 $destination_name = basename( str_replace($local_destination, '', $destination) );
255 if ( '.' == $destination_name )
256 $destination_name = '';
258 $this->result = compact('local_source', 'source', 'source_name', 'source_files', 'destination', 'destination_name', 'local_destination', 'remote_destination', 'clear_destination', 'delete_source_dir');
260 $res = apply_filters('upgrader_post_install', true, $hook_extra, $this->result);
261 if ( is_wp_error($res) ) {
262 $this->result = $res;
266 //Bombard the calling function will all the info which we've just used.
267 return $this->result;
270 function run($options) {
272 $defaults = array( 'package' => '', //Please always pass this.
273 'destination' => '', //And this
274 'clear_destination' => false,
275 'clear_working' => true,
277 'hook_extra' => array() //Pass any extra $hook_extra args here, this will be passed to any hooked filters.
280 $options = wp_parse_args($options, $defaults);
283 //Connect to the Filesystem first.
284 $res = $this->fs_connect( array(WP_CONTENT_DIR, $destination) );
285 if ( ! $res ) //Mainly for non-connected filesystem.
288 if ( is_wp_error($res) ) {
289 $this->skin->error($res);
293 if ( !$is_multi ) // call $this->header separately if running multiple times
294 $this->skin->header();
296 $this->skin->before();
298 //Download the package (Note, This just returns the filename of the file if the package is a local file)
299 $download = $this->download_package( $package );
300 if ( is_wp_error($download) ) {
301 $this->skin->error($download);
302 $this->skin->after();
306 $delete_package = ($download != $package); // Do not delete a "local" file
308 //Unzips the file into a temporary directory
309 $working_dir = $this->unpack_package( $download, $delete_package );
310 if ( is_wp_error($working_dir) ) {
311 $this->skin->error($working_dir);
312 $this->skin->after();
316 //With the given options, this installs it to the destination directory.
317 $result = $this->install_package( array(
318 'source' => $working_dir,
319 'destination' => $destination,
320 'clear_destination' => $clear_destination,
321 'clear_working' => $clear_working,
322 'hook_extra' => $hook_extra
324 $this->skin->set_result($result);
325 if ( is_wp_error($result) ) {
326 $this->skin->error($result);
327 $this->skin->feedback('process_failed');
330 $this->skin->feedback('process_success');
332 $this->skin->after();
335 $this->skin->footer();
340 function maintenance_mode($enable = false) {
341 global $wp_filesystem;
342 $file = $wp_filesystem->abspath() . '.maintenance';
344 $this->skin->feedback('maintenance_start');
345 // Create maintenance file to signal that we are upgrading
346 $maintenance_string = '<?php $upgrading = ' . time() . '; ?>';
347 $wp_filesystem->delete($file);
348 $wp_filesystem->put_contents($file, $maintenance_string, FS_CHMOD_FILE);
349 } else if ( !$enable && $wp_filesystem->exists($file) ) {
350 $this->skin->feedback('maintenance_end');
351 $wp_filesystem->delete($file);
358 * Plugin Upgrader class for WordPress Plugins, It is designed to upgrade/install plugins from a local zip, remote zip URL, or uploaded zip file.
360 * @TODO More Detailed docs, for methods as well.
363 * @subpackage Upgrader
366 class Plugin_Upgrader extends WP_Upgrader {
370 var $show_before = '';
372 function upgrade_strings() {
373 $this->strings['up_to_date'] = __('The plugin is at the latest version.');
374 $this->strings['no_package'] = __('Update package not available.');
375 $this->strings['downloading_package'] = __('Downloading update from <span class="code">%s</span>…');
376 $this->strings['unpack_package'] = __('Unpacking the update…');
377 $this->strings['remove_old'] = __('Removing the old version of the plugin…');
378 $this->strings['remove_old_failed'] = __('Could not remove the old plugin.');
379 $this->strings['process_failed'] = __('Plugin update failed.');
380 $this->strings['process_success'] = __('Plugin updated successfully.');
383 function install_strings() {
384 $this->strings['no_package'] = __('Install package not available.');
385 $this->strings['downloading_package'] = __('Downloading install package from <span class="code">%s</span>…');
386 $this->strings['unpack_package'] = __('Unpacking the package…');
387 $this->strings['installing_package'] = __('Installing the plugin…');
388 $this->strings['process_failed'] = __('Plugin install failed.');
389 $this->strings['process_success'] = __('Plugin installed successfully.');
392 function install($package) {
395 $this->install_strings();
397 add_filter('upgrader_source_selection', array(&$this, 'check_package') );
400 'package' => $package,
401 'destination' => WP_PLUGIN_DIR,
402 'clear_destination' => false, //Do not overwrite files.
403 'clear_working' => true,
404 'hook_extra' => array()
407 remove_filter('upgrader_source_selection', array(&$this, 'check_package') );
409 if ( ! $this->result || is_wp_error($this->result) )
410 return $this->result;
412 // Force refresh of plugin update information
413 delete_site_transient('update_plugins');
414 wp_cache_delete( 'plugins', 'plugins' );
419 function upgrade($plugin) {
422 $this->upgrade_strings();
424 $current = get_site_transient( 'update_plugins' );
425 if ( !isset( $current->response[ $plugin ] ) ) {
426 $this->skin->before();
427 $this->skin->set_result(false);
428 $this->skin->error('up_to_date');
429 $this->skin->after();
433 // Get the URL to the zip file
434 $r = $current->response[ $plugin ];
436 add_filter('upgrader_pre_install', array(&$this, 'deactivate_plugin_before_upgrade'), 10, 2);
437 add_filter('upgrader_clear_destination', array(&$this, 'delete_old_plugin'), 10, 4);
438 //'source_selection' => array(&$this, 'source_selection'), //there's a trac ticket to move up the directory for zip's which are made a bit differently, useful for non-.org plugins.
441 'package' => $r->package,
442 'destination' => WP_PLUGIN_DIR,
443 'clear_destination' => true,
444 'clear_working' => true,
445 'hook_extra' => array(
450 // Cleanup our hooks, in case something else does a upgrade on this connection.
451 remove_filter('upgrader_pre_install', array(&$this, 'deactivate_plugin_before_upgrade'));
452 remove_filter('upgrader_clear_destination', array(&$this, 'delete_old_plugin'));
454 if ( ! $this->result || is_wp_error($this->result) )
455 return $this->result;
457 // Force refresh of plugin update information
458 delete_site_transient('update_plugins');
459 wp_cache_delete( 'plugins', 'plugins' );
462 function bulk_upgrade($plugins) {
466 $this->upgrade_strings();
468 $current = get_site_transient( 'update_plugins' );
470 add_filter('upgrader_clear_destination', array(&$this, 'delete_old_plugin'), 10, 4);
472 $this->skin->header();
474 // Connect to the Filesystem first.
475 $res = $this->fs_connect( array(WP_CONTENT_DIR, WP_PLUGIN_DIR) );
477 $this->skin->footer();
481 $this->skin->bulk_header();
483 // Only start maintenance mode if running in Multisite OR the plugin is in use
484 $maintenance = is_multisite(); // @TODO: This should only kick in for individual sites if at all possible.
485 foreach ( $plugins as $plugin )
486 $maintenance = $maintenance || (is_plugin_active($plugin) && isset($current->response[ $plugin ]) ); // Only activate Maintenance mode if a plugin is active AND has an update available
488 $this->maintenance_mode(true);
492 $this->update_count = count($plugins);
493 $this->update_current = 0;
494 foreach ( $plugins as $plugin ) {
495 $this->update_current++;
496 $this->skin->plugin_info = get_plugin_data( WP_PLUGIN_DIR . '/' . $plugin, false, true);
498 if ( !isset( $current->response[ $plugin ] ) ) {
499 $this->skin->set_result(true);
500 $this->skin->before();
501 $this->skin->feedback('up_to_date');
502 $this->skin->after();
503 $results[$plugin] = true;
507 // Get the URL to the zip file
508 $r = $current->response[ $plugin ];
510 $this->skin->plugin_active = is_plugin_active($plugin);
512 $result = $this->run(array(
513 'package' => $r->package,
514 'destination' => WP_PLUGIN_DIR,
515 'clear_destination' => true,
516 'clear_working' => true,
518 'hook_extra' => array(
523 $results[$plugin] = $this->result;
525 // Prevent credentials auth screen from displaying multiple times
526 if ( false === $result )
528 } //end foreach $plugins
530 $this->maintenance_mode(false);
532 $this->skin->bulk_footer();
534 $this->skin->footer();
536 // Cleanup our hooks, in case something else does a upgrade on this connection.
537 remove_filter('upgrader_clear_destination', array(&$this, 'delete_old_plugin'));
539 // Force refresh of plugin update information
540 delete_site_transient('update_plugins');
541 wp_cache_delete( 'plugins', 'plugins' );
546 function check_package($source) {
547 global $wp_filesystem;
549 if ( is_wp_error($source) )
552 $working_directory = str_replace( $wp_filesystem->wp_content_dir(), trailingslashit(WP_CONTENT_DIR), $source);
553 if ( ! is_dir($working_directory) ) // Sanity check, if the above fails, lets not prevent installation.
556 // Check the folder contains at least 1 valid plugin.
557 $plugins_found = false;
558 foreach ( glob( $working_directory . '*.php' ) as $file ) {
559 $info = get_plugin_data($file, false, false);
560 if ( !empty( $info['Name'] ) ) {
561 $plugins_found = true;
566 if ( ! $plugins_found )
567 return new WP_Error( 'incompatible_archive', $this->strings['incompatible_archive'], __('No valid plugins were found.') );
572 //return plugin info.
573 function plugin_info() {
574 if ( ! is_array($this->result) )
576 if ( empty($this->result['destination_name']) )
579 $plugin = get_plugins('/' . $this->result['destination_name']); //Ensure to pass with leading slash
580 if ( empty($plugin) )
583 $pluginfiles = array_keys($plugin); //Assume the requested plugin is the first in the list
585 return $this->result['destination_name'] . '/' . $pluginfiles[0];
588 //Hooked to pre_install
589 function deactivate_plugin_before_upgrade($return, $plugin) {
591 if ( is_wp_error($return) ) //Bypass.
594 $plugin = isset($plugin['plugin']) ? $plugin['plugin'] : '';
595 if ( empty($plugin) )
596 return new WP_Error('bad_request', $this->strings['bad_request']);
598 if ( is_plugin_active($plugin) ) {
599 //Deactivate the plugin silently, Prevent deactivation hooks from running.
600 deactivate_plugins($plugin, true);
604 //Hooked to upgrade_clear_destination
605 function delete_old_plugin($removed, $local_destination, $remote_destination, $plugin) {
606 global $wp_filesystem;
608 if ( is_wp_error($removed) )
609 return $removed; //Pass errors through.
611 $plugin = isset($plugin['plugin']) ? $plugin['plugin'] : '';
612 if ( empty($plugin) )
613 return new WP_Error('bad_request', $this->strings['bad_request']);
615 $plugins_dir = $wp_filesystem->wp_plugins_dir();
616 $this_plugin_dir = trailingslashit( dirname($plugins_dir . $plugin) );
618 if ( ! $wp_filesystem->exists($this_plugin_dir) ) //If its already vanished.
621 // If plugin is in its own directory, recursively delete the directory.
622 if ( strpos($plugin, '/') && $this_plugin_dir != $plugins_dir ) //base check on if plugin includes directory separator AND that its not the root plugin folder
623 $deleted = $wp_filesystem->delete($this_plugin_dir, true);
625 $deleted = $wp_filesystem->delete($plugins_dir . $plugin);
628 return new WP_Error('remove_old_failed', $this->strings['remove_old_failed']);
635 * Theme Upgrader class for WordPress Themes, It is designed to upgrade/install themes from a local zip, remote zip URL, or uploaded zip file.
637 * @TODO More Detailed docs, for methods as well.
640 * @subpackage Upgrader
643 class Theme_Upgrader extends WP_Upgrader {
648 function upgrade_strings() {
649 $this->strings['up_to_date'] = __('The theme is at the latest version.');
650 $this->strings['no_package'] = __('Update package not available.');
651 $this->strings['downloading_package'] = __('Downloading update from <span class="code">%s</span>…');
652 $this->strings['unpack_package'] = __('Unpacking the update…');
653 $this->strings['remove_old'] = __('Removing the old version of the theme…');
654 $this->strings['remove_old_failed'] = __('Could not remove the old theme.');
655 $this->strings['process_failed'] = __('Theme update failed.');
656 $this->strings['process_success'] = __('Theme updated successfully.');
659 function install_strings() {
660 $this->strings['no_package'] = __('Install package not available.');
661 $this->strings['downloading_package'] = __('Downloading install package from <span class="code">%s</span>…');
662 $this->strings['unpack_package'] = __('Unpacking the package…');
663 $this->strings['installing_package'] = __('Installing the theme…');
664 $this->strings['process_failed'] = __('Theme install failed.');
665 $this->strings['process_success'] = __('Theme installed successfully.');
666 /* translators: 1: theme name, 2: version */
667 $this->strings['process_success_specific'] = __('Successfully installed the theme <strong>%1$s %2$s</strong>.');
668 $this->strings['parent_theme_search'] = __('This theme requires a parent theme. Checking if it is installed…');
669 /* translators: 1: theme name, 2: version */
670 $this->strings['parent_theme_prepare_install'] = __('Preparing to install <strong>%1$s %2$s</strong>…');
671 /* translators: 1: theme name, 2: version */
672 $this->strings['parent_theme_currently_installed'] = __('The parent theme, <strong>%1$s %2$s</strong>, is currently installed.');
673 /* translators: 1: theme name, 2: version */
674 $this->strings['parent_theme_install_success'] = __('Successfully installed the parent theme, <strong>%1$s %2$s</strong>.');
675 $this->strings['parent_theme_not_found'] = __('<strong>The parent theme could not be found.</strong> You will need to install the parent theme, <strong>%s</strong>, before you can use this child theme.');
678 function check_parent_theme_filter($install_result, $hook_extra, $child_result) {
679 // Check to see if we need to install a parent theme
680 $theme_info = $this->theme_info();
682 if ( ! $theme_info->parent() )
683 return $install_result;
685 $this->skin->feedback( 'parent_theme_search' );
687 if ( ! $theme_info->parent()->errors() ) {
688 $this->skin->feedback( 'parent_theme_currently_installed', $theme_info->parent()->display('Name'), $theme_info->parent()->display('Version') );
689 // We already have the theme, fall through.
690 return $install_result;
693 // We don't have the parent theme, lets install it
694 $api = themes_api('theme_information', array('slug' => $theme_info->get('Template'), 'fields' => array('sections' => false, 'tags' => false) ) ); //Save on a bit of bandwidth.
696 if ( ! $api || is_wp_error($api) ) {
697 $this->skin->feedback( 'parent_theme_not_found', $theme_info->get('Template') );
698 // Don't show activate or preview actions after install
699 add_filter('install_theme_complete_actions', array(&$this, 'hide_activate_preview_actions') );
700 return $install_result;
703 // Backup required data we're going to override:
704 $child_api = $this->skin->api;
705 $child_success_message = $this->strings['process_success'];
708 $this->skin->api = $api;
709 $this->strings['process_success_specific'] = $this->strings['parent_theme_install_success'];//, $api->name, $api->version);
711 $this->skin->feedback('parent_theme_prepare_install', $api->name, $api->version);
713 add_filter('install_theme_complete_actions', '__return_false', 999); // Don't show any actions after installing the theme.
715 // Install the parent theme
716 $parent_result = $this->run( array(
717 'package' => $api->download_link,
718 'destination' => WP_CONTENT_DIR . '/themes',
719 'clear_destination' => false, //Do not overwrite files.
720 'clear_working' => true
723 if ( is_wp_error($parent_result) )
724 add_filter('install_theme_complete_actions', array(&$this, 'hide_activate_preview_actions') );
726 // Start cleaning up after the parents installation
727 remove_filter('install_theme_complete_actions', '__return_false', 999);
729 // Reset child's result and data
730 $this->result = $child_result;
731 $this->skin->api = $child_api;
732 $this->strings['process_success'] = $child_success_message;
734 return $install_result;
737 function hide_activate_preview_actions($actions) {
738 unset($actions['activate'], $actions['preview']);
742 function install($package) {
745 $this->install_strings();
747 add_filter('upgrader_source_selection', array(&$this, 'check_package') );
748 add_filter('upgrader_post_install', array(&$this, 'check_parent_theme_filter'), 10, 3);
751 'package' => $package,
752 'destination' => WP_CONTENT_DIR . '/themes',
753 'clear_destination' => false, //Do not overwrite files.
754 'clear_working' => true
757 $this->run($options);
759 remove_filter('upgrader_source_selection', array(&$this, 'check_package') );
760 remove_filter('upgrader_post_install', array(&$this, 'check_parent_theme_filter'), 10, 3);
762 if ( ! $this->result || is_wp_error($this->result) )
763 return $this->result;
765 // Force refresh of theme update information
766 wp_clean_themes_cache();
771 function upgrade($theme) {
774 $this->upgrade_strings();
776 // Is an update available?
777 $current = get_site_transient( 'update_themes' );
778 if ( !isset( $current->response[ $theme ] ) ) {
779 $this->skin->before();
780 $this->skin->set_result(false);
781 $this->skin->error('up_to_date');
782 $this->skin->after();
786 $r = $current->response[ $theme ];
788 add_filter('upgrader_pre_install', array(&$this, 'current_before'), 10, 2);
789 add_filter('upgrader_post_install', array(&$this, 'current_after'), 10, 2);
790 add_filter('upgrader_clear_destination', array(&$this, 'delete_old_theme'), 10, 4);
793 'package' => $r['package'],
794 'destination' => WP_CONTENT_DIR . '/themes',
795 'clear_destination' => true,
796 'clear_working' => true,
797 'hook_extra' => array(
802 $this->run($options);
804 remove_filter('upgrader_pre_install', array(&$this, 'current_before'), 10, 2);
805 remove_filter('upgrader_post_install', array(&$this, 'current_after'), 10, 2);
806 remove_filter('upgrader_clear_destination', array(&$this, 'delete_old_theme'), 10, 4);
808 if ( ! $this->result || is_wp_error($this->result) )
809 return $this->result;
811 // Force refresh of theme update information
812 wp_clean_themes_cache();
817 function bulk_upgrade($themes) {
821 $this->upgrade_strings();
823 $current = get_site_transient( 'update_themes' );
825 add_filter('upgrader_pre_install', array(&$this, 'current_before'), 10, 2);
826 add_filter('upgrader_post_install', array(&$this, 'current_after'), 10, 2);
827 add_filter('upgrader_clear_destination', array(&$this, 'delete_old_theme'), 10, 4);
829 $this->skin->header();
831 // Connect to the Filesystem first.
832 $res = $this->fs_connect( array(WP_CONTENT_DIR) );
834 $this->skin->footer();
838 $this->skin->bulk_header();
840 // Only start maintenance mode if running in Multisite OR the theme is in use
841 $maintenance = is_multisite(); // @TODO: This should only kick in for individual sites if at all possible.
842 foreach ( $themes as $theme )
843 $maintenance = $maintenance || $theme == get_stylesheet() || $theme == get_template();
845 $this->maintenance_mode(true);
849 $this->update_count = count($themes);
850 $this->update_current = 0;
851 foreach ( $themes as $theme ) {
852 $this->update_current++;
854 $this->skin->theme_info = $this->theme_info($theme);
856 if ( !isset( $current->response[ $theme ] ) ) {
857 $this->skin->set_result(true);
858 $this->skin->before();
859 $this->skin->feedback('up_to_date');
860 $this->skin->after();
861 $results[$theme] = true;
865 // Get the URL to the zip file
866 $r = $current->response[ $theme ];
869 'package' => $r['package'],
870 'destination' => WP_CONTENT_DIR . '/themes',
871 'clear_destination' => true,
872 'clear_working' => true,
873 'hook_extra' => array(
878 $result = $this->run($options);
880 $results[$theme] = $this->result;
882 // Prevent credentials auth screen from displaying multiple times
883 if ( false === $result )
885 } //end foreach $plugins
887 $this->maintenance_mode(false);
889 $this->skin->bulk_footer();
891 $this->skin->footer();
893 // Cleanup our hooks, in case something else does a upgrade on this connection.
894 remove_filter('upgrader_pre_install', array(&$this, 'current_before'), 10, 2);
895 remove_filter('upgrader_post_install', array(&$this, 'current_after'), 10, 2);
896 remove_filter('upgrader_clear_destination', array(&$this, 'delete_old_theme'), 10, 4);
898 // Force refresh of theme update information
899 wp_clean_themes_cache();
904 function check_package($source) {
905 global $wp_filesystem;
907 if ( is_wp_error($source) )
910 // Check the folder contains a valid theme
911 $working_directory = str_replace( $wp_filesystem->wp_content_dir(), trailingslashit(WP_CONTENT_DIR), $source);
912 if ( ! is_dir($working_directory) ) // Sanity check, if the above fails, lets not prevent installation.
915 // A proper archive should have a style.css file in the single subdirectory
916 if ( ! file_exists( $working_directory . 'style.css' ) )
917 return new WP_Error( 'incompatible_archive', $this->strings['incompatible_archive'], __('The theme is missing the <code>style.css</code> stylesheet.') );
919 $info = get_file_data( $working_directory . 'style.css', array( 'Name' => 'Theme Name', 'Template' => 'Template' ) );
921 if ( empty( $info['Name'] ) )
922 return new WP_Error( 'incompatible_archive', $this->strings['incompatible_archive'], __("The <code>style.css</code> stylesheet doesn't contain a valid theme header.") );
924 // If it's not a child theme, it must have at least an index.php to be legit.
925 if ( empty( $info['Template'] ) && ! file_exists( $working_directory . 'index.php' ) )
926 return new WP_Error( 'incompatible_archive', $this->strings['incompatible_archive'], __('The theme is missing the <code>index.php</code> file.') );
931 function current_before($return, $theme) {
933 if ( is_wp_error($return) )
936 $theme = isset($theme['theme']) ? $theme['theme'] : '';
938 if ( $theme != get_stylesheet() ) //If not current
940 //Change to maintenance mode now.
942 $this->maintenance_mode(true);
947 function current_after($return, $theme) {
948 if ( is_wp_error($return) )
951 $theme = isset($theme['theme']) ? $theme['theme'] : '';
953 if ( $theme != get_stylesheet() ) // If not current
956 // Ensure stylesheet name hasn't changed after the upgrade:
957 if ( $theme == get_stylesheet() && $theme != $this->result['destination_name'] ) {
958 wp_clean_themes_cache();
959 $stylesheet = $this->result['destination_name'];
960 switch_theme( $stylesheet );
963 //Time to remove maintenance mode
965 $this->maintenance_mode(false);
969 function delete_old_theme($removed, $local_destination, $remote_destination, $theme) {
970 global $wp_filesystem;
972 $theme = isset($theme['theme']) ? $theme['theme'] : '';
974 if ( is_wp_error($removed) || empty($theme) )
975 return $removed; //Pass errors through.
977 $themes_dir = $wp_filesystem->wp_themes_dir();
978 if ( $wp_filesystem->exists( trailingslashit($themes_dir) . $theme ) )
979 if ( ! $wp_filesystem->delete( trailingslashit($themes_dir) . $theme, true ) )
984 function theme_info($theme = null) {
986 if ( empty($theme) ) {
987 if ( !empty($this->result['destination_name']) )
988 $theme = $this->result['destination_name'];
992 return wp_get_theme( $theme, WP_CONTENT_DIR . '/themes/' );
998 * Core Upgrader class for WordPress. It allows for WordPress to upgrade itself in combination with the wp-admin/includes/update-core.php file
1000 * @TODO More Detailed docs, for methods as well.
1002 * @package WordPress
1003 * @subpackage Upgrader
1006 class Core_Upgrader extends WP_Upgrader {
1008 function upgrade_strings() {
1009 $this->strings['up_to_date'] = __('WordPress is at the latest version.');
1010 $this->strings['no_package'] = __('Update package not available.');
1011 $this->strings['downloading_package'] = __('Downloading update from <span class="code">%s</span>…');
1012 $this->strings['unpack_package'] = __('Unpacking the update…');
1013 $this->strings['copy_failed'] = __('Could not copy files.');
1014 $this->strings['copy_failed_space'] = __('Could not copy files. You may have run out of disk space.' );
1017 function upgrade($current) {
1018 global $wp_filesystem, $wp_version;
1021 $this->upgrade_strings();
1023 if ( !empty($feedback) )
1024 add_filter('update_feedback', $feedback);
1026 // Is an update available?
1027 if ( !isset( $current->response ) || $current->response == 'latest' )
1028 return new WP_Error('up_to_date', $this->strings['up_to_date']);
1030 $res = $this->fs_connect( array(ABSPATH, WP_CONTENT_DIR) );
1031 if ( is_wp_error($res) )
1034 $wp_dir = trailingslashit($wp_filesystem->abspath());
1036 // If partial update is returned from the API, use that, unless we're doing a reinstall.
1037 // If we cross the new_bundled version number, then use the new_bundled zip.
1038 // Don't though if the constant is set to skip bundled items.
1039 // If the API returns a no_content zip, go with it. Finally, default to the full zip.
1040 if ( $current->packages->partial && 'reinstall' != $current->response && $wp_version == $current->partial_version )
1041 $to_download = 'partial';
1042 elseif ( $current->packages->new_bundled && version_compare( $wp_version, $current->new_bundled, '<' )
1043 && ( ! defined( 'CORE_UPGRADE_SKIP_NEW_BUNDLED' ) || ! CORE_UPGRADE_SKIP_NEW_BUNDLED ) )
1044 $to_download = 'new_bundled';
1045 elseif ( $current->packages->no_content )
1046 $to_download = 'no_content';
1048 $to_download = 'full';
1050 $download = $this->download_package( $current->packages->$to_download );
1051 if ( is_wp_error($download) )
1054 $working_dir = $this->unpack_package( $download );
1055 if ( is_wp_error($working_dir) )
1056 return $working_dir;
1058 // Copy update-core.php from the new version into place.
1059 if ( !$wp_filesystem->copy($working_dir . '/wordpress/wp-admin/includes/update-core.php', $wp_dir . 'wp-admin/includes/update-core.php', true) ) {
1060 $wp_filesystem->delete($working_dir, true);
1061 return new WP_Error('copy_failed', $this->strings['copy_failed']);
1063 $wp_filesystem->chmod($wp_dir . 'wp-admin/includes/update-core.php', FS_CHMOD_FILE);
1065 require(ABSPATH . 'wp-admin/includes/update-core.php');
1067 if ( ! function_exists( 'update_core' ) )
1068 return new WP_Error( 'copy_failed_space', $this->strings['copy_failed_space'] );
1070 return update_core($working_dir, $wp_dir);
1076 * Generic Skin for the WordPress Upgrader classes. This skin is designed to be extended for specific purposes.
1078 * @TODO More Detailed docs, for methods as well.
1080 * @package WordPress
1081 * @subpackage Upgrader
1084 class WP_Upgrader_Skin {
1087 var $done_header = false;
1088 var $result = false;
1090 function __construct($args = array()) {
1091 $defaults = array( 'url' => '', 'nonce' => '', 'title' => '', 'context' => false );
1092 $this->options = wp_parse_args($args, $defaults);
1095 function set_upgrader(&$upgrader) {
1096 if ( is_object($upgrader) )
1097 $this->upgrader =& $upgrader;
1098 $this->add_strings();
1101 function add_strings() {
1104 function set_result($result) {
1105 $this->result = $result;
1108 function request_filesystem_credentials($error = false) {
1109 $url = $this->options['url'];
1110 $context = $this->options['context'];
1111 if ( !empty($this->options['nonce']) )
1112 $url = wp_nonce_url($url, $this->options['nonce']);
1113 return request_filesystem_credentials($url, '', $error, $context); //Possible to bring inline, Leaving as is for now.
1117 if ( $this->done_header )
1119 $this->done_header = true;
1120 echo '<div class="wrap">';
1122 echo '<h2>' . $this->options['title'] . '</h2>';
1128 function error($errors) {
1129 if ( ! $this->done_header )
1131 if ( is_string($errors) ) {
1132 $this->feedback($errors);
1133 } elseif ( is_wp_error($errors) && $errors->get_error_code() ) {
1134 foreach ( $errors->get_error_messages() as $message ) {
1135 if ( $errors->get_error_data() )
1136 $this->feedback($message . ' ' . esc_html( $errors->get_error_data() ) );
1138 $this->feedback($message);
1143 function feedback($string) {
1144 if ( isset( $this->upgrader->strings[$string] ) )
1145 $string = $this->upgrader->strings[$string];
1147 if ( strpos($string, '%') !== false ) {
1148 $args = func_get_args();
1149 $args = array_splice($args, 1);
1151 $args = array_map( 'strip_tags', $args );
1152 $args = array_map( 'esc_html', $args );
1153 $string = vsprintf($string, $args);
1156 if ( empty($string) )
1158 show_message($string);
1160 function before() {}
1166 * Plugin Upgrader Skin for WordPress Plugin Upgrades.
1168 * @TODO More Detailed docs, for methods as well.
1170 * @package WordPress
1171 * @subpackage Upgrader
1174 class Plugin_Upgrader_Skin extends WP_Upgrader_Skin {
1176 var $plugin_active = false;
1177 var $plugin_network_active = false;
1179 function __construct($args = array()) {
1180 $defaults = array( 'url' => '', 'plugin' => '', 'nonce' => '', 'title' => __('Update Plugin') );
1181 $args = wp_parse_args($args, $defaults);
1183 $this->plugin = $args['plugin'];
1185 $this->plugin_active = is_plugin_active( $this->plugin );
1186 $this->plugin_network_active = is_plugin_active_for_network( $this->plugin );
1188 parent::__construct($args);
1192 $this->plugin = $this->upgrader->plugin_info();
1193 if ( !empty($this->plugin) && !is_wp_error($this->result) && $this->plugin_active ){
1194 echo '<iframe style="border:0;overflow:hidden" width="100%" height="170px" src="' . wp_nonce_url('update.php?action=activate-plugin&networkwide=' . $this->plugin_network_active . '&plugin=' . urlencode( $this->plugin ), 'activate-plugin_' . $this->plugin) .'"></iframe>';
1197 $update_actions = array(
1198 'activate_plugin' => '<a href="' . wp_nonce_url('plugins.php?action=activate&plugin=' . urlencode( $this->plugin ), 'activate-plugin_' . $this->plugin) . '" title="' . esc_attr__('Activate this plugin') . '" target="_parent">' . __('Activate Plugin') . '</a>',
1199 'plugins_page' => '<a href="' . self_admin_url('plugins.php') . '" title="' . esc_attr__('Go to plugins page') . '" target="_parent">' . __('Return to Plugins page') . '</a>'
1201 if ( $this->plugin_active || ! $this->result || is_wp_error( $this->result ) || ! current_user_can( 'activate_plugins' ) )
1202 unset( $update_actions['activate_plugin'] );
1204 $update_actions = apply_filters('update_plugin_complete_actions', $update_actions, $this->plugin);
1205 if ( ! empty($update_actions) )
1206 $this->feedback(implode(' | ', (array)$update_actions));
1210 if ( $this->upgrader->show_before ) {
1211 echo $this->upgrader->show_before;
1212 $this->upgrader->show_before = '';
1218 * Plugin Upgrader Skin for WordPress Plugin Upgrades.
1220 * @package WordPress
1221 * @subpackage Upgrader
1224 class Bulk_Upgrader_Skin extends WP_Upgrader_Skin {
1225 var $in_loop = false;
1228 function __construct($args = array()) {
1229 $defaults = array( 'url' => '', 'nonce' => '' );
1230 $args = wp_parse_args($args, $defaults);
1232 parent::__construct($args);
1235 function add_strings() {
1236 $this->upgrader->strings['skin_upgrade_start'] = __('The update process is starting. This process may take a while on some hosts, so please be patient.');
1237 $this->upgrader->strings['skin_update_failed_error'] = __('An error occurred while updating %1$s: <strong>%2$s</strong>.');
1238 $this->upgrader->strings['skin_update_failed'] = __('The update of %1$s failed.');
1239 $this->upgrader->strings['skin_update_successful'] = __('%1$s updated successfully.').' <a onclick="%2$s" href="#" class="hide-if-no-js"><span>'.__('Show Details').'</span><span class="hidden">'.__('Hide Details').'</span>.</a>';
1240 $this->upgrader->strings['skin_upgrade_end'] = __('All updates have been completed.');
1243 function feedback($string) {
1244 if ( isset( $this->upgrader->strings[$string] ) )
1245 $string = $this->upgrader->strings[$string];
1247 if ( strpos($string, '%') !== false ) {
1248 $args = func_get_args();
1249 $args = array_splice($args, 1);
1251 $args = array_map( 'strip_tags', $args );
1252 $args = array_map( 'esc_html', $args );
1253 $string = vsprintf($string, $args);
1256 if ( empty($string) )
1258 if ( $this->in_loop )
1259 echo "$string<br />\n";
1261 echo "<p>$string</p>\n";
1265 // Nothing, This will be displayed within a iframe.
1269 // Nothing, This will be displayed within a iframe.
1271 function error($error) {
1272 if ( is_string($error) && isset( $this->upgrader->strings[$error] ) )
1273 $this->error = $this->upgrader->strings[$error];
1275 if ( is_wp_error($error) ) {
1276 foreach ( $error->get_error_messages() as $emessage ) {
1277 if ( $error->get_error_data() )
1278 $messages[] = $emessage . ' ' . esc_html( $error->get_error_data() );
1280 $messages[] = $emessage;
1282 $this->error = implode(', ', $messages);
1284 echo '<script type="text/javascript">jQuery(\'.waiting-' . esc_js($this->upgrader->update_current) . '\').hide();</script>';
1287 function bulk_header() {
1288 $this->feedback('skin_upgrade_start');
1291 function bulk_footer() {
1292 $this->feedback('skin_upgrade_end');
1295 function before($title = '') {
1296 $this->in_loop = true;
1297 printf( '<h4>' . $this->upgrader->strings['skin_before_update_header'] . ' <span class="spinner waiting-' . $this->upgrader->update_current . '"></span></h4>', $title, $this->upgrader->update_current, $this->upgrader->update_count);
1298 echo '<script type="text/javascript">jQuery(\'.waiting-' . esc_js($this->upgrader->update_current) . '\').css("display", "inline-block");</script>';
1299 echo '<div class="update-messages hide-if-js" id="progress-' . esc_attr($this->upgrader->update_current) . '"><p>';
1300 $this->flush_output();
1303 function after($title = '') {
1305 if ( $this->error || ! $this->result ) {
1307 echo '<div class="error"><p>' . sprintf($this->upgrader->strings['skin_update_failed_error'], $title, $this->error) . '</p></div>';
1309 echo '<div class="error"><p>' . sprintf($this->upgrader->strings['skin_update_failed'], $title) . '</p></div>';
1311 echo '<script type="text/javascript">jQuery(\'#progress-' . esc_js($this->upgrader->update_current) . '\').show();</script>';
1313 if ( !empty($this->result) && !is_wp_error($this->result) ) {
1314 echo '<div class="updated"><p>' . sprintf($this->upgrader->strings['skin_update_successful'], $title, 'jQuery(\'#progress-' . esc_js($this->upgrader->update_current) . '\').toggle();jQuery(\'span\', this).toggle(); return false;') . '</p></div>';
1315 echo '<script type="text/javascript">jQuery(\'.waiting-' . esc_js($this->upgrader->update_current) . '\').hide();</script>';
1319 $this->flush_output();
1323 $this->in_loop = false;
1324 $this->error = false;
1327 function flush_output() {
1328 wp_ob_end_flush_all();
1333 class Bulk_Plugin_Upgrader_Skin extends Bulk_Upgrader_Skin {
1334 var $plugin_info = array(); // Plugin_Upgrader::bulk() will fill this in.
1336 function __construct($args = array()) {
1337 parent::__construct($args);
1340 function add_strings() {
1341 parent::add_strings();
1342 $this->upgrader->strings['skin_before_update_header'] = __('Updating Plugin %1$s (%2$d/%3$d)');
1346 parent::before($this->plugin_info['Title']);
1350 parent::after($this->plugin_info['Title']);
1352 function bulk_footer() {
1353 parent::bulk_footer();
1354 $update_actions = array(
1355 'plugins_page' => '<a href="' . self_admin_url('plugins.php') . '" title="' . esc_attr__('Go to plugins page') . '" target="_parent">' . __('Return to Plugins page') . '</a>',
1356 'updates_page' => '<a href="' . self_admin_url('update-core.php') . '" title="' . esc_attr__('Go to WordPress Updates page') . '" target="_parent">' . __('Return to WordPress Updates') . '</a>'
1358 if ( ! current_user_can( 'activate_plugins' ) )
1359 unset( $update_actions['plugins_page'] );
1361 $update_actions = apply_filters('update_bulk_plugins_complete_actions', $update_actions, $this->plugin_info);
1362 if ( ! empty($update_actions) )
1363 $this->feedback(implode(' | ', (array)$update_actions));
1367 class Bulk_Theme_Upgrader_Skin extends Bulk_Upgrader_Skin {
1368 var $theme_info = array(); // Theme_Upgrader::bulk() will fill this in.
1370 function __construct($args = array()) {
1371 parent::__construct($args);
1374 function add_strings() {
1375 parent::add_strings();
1376 $this->upgrader->strings['skin_before_update_header'] = __('Updating Theme %1$s (%2$d/%3$d)');
1380 parent::before( $this->theme_info->display('Name') );
1384 parent::after( $this->theme_info->display('Name') );
1387 function bulk_footer() {
1388 parent::bulk_footer();
1389 $update_actions = array(
1390 'themes_page' => '<a href="' . self_admin_url('themes.php') . '" title="' . esc_attr__('Go to themes page') . '" target="_parent">' . __('Return to Themes page') . '</a>',
1391 'updates_page' => '<a href="' . self_admin_url('update-core.php') . '" title="' . esc_attr__('Go to WordPress Updates page') . '" target="_parent">' . __('Return to WordPress Updates') . '</a>'
1393 if ( ! current_user_can( 'switch_themes' ) && ! current_user_can( 'edit_theme_options' ) )
1394 unset( $update_actions['themes_page'] );
1396 $update_actions = apply_filters('update_bulk_theme_complete_actions', $update_actions, $this->theme_info );
1397 if ( ! empty($update_actions) )
1398 $this->feedback(implode(' | ', (array)$update_actions));
1403 * Plugin Installer Skin for WordPress Plugin Installer.
1405 * @TODO More Detailed docs, for methods as well.
1407 * @package WordPress
1408 * @subpackage Upgrader
1411 class Plugin_Installer_Skin extends WP_Upgrader_Skin {
1415 function __construct($args = array()) {
1416 $defaults = array( 'type' => 'web', 'url' => '', 'plugin' => '', 'nonce' => '', 'title' => '' );
1417 $args = wp_parse_args($args, $defaults);
1419 $this->type = $args['type'];
1420 $this->api = isset($args['api']) ? $args['api'] : array();
1422 parent::__construct($args);
1426 if ( !empty($this->api) )
1427 $this->upgrader->strings['process_success'] = sprintf( __('Successfully installed the plugin <strong>%s %s</strong>.'), $this->api->name, $this->api->version);
1432 $plugin_file = $this->upgrader->plugin_info();
1434 $install_actions = array();
1436 $from = isset($_GET['from']) ? stripslashes($_GET['from']) : 'plugins';
1438 if ( 'import' == $from )
1439 $install_actions['activate_plugin'] = '<a href="' . wp_nonce_url('plugins.php?action=activate&from=import&plugin=' . urlencode( $plugin_file ), 'activate-plugin_' . $plugin_file) . '" title="' . esc_attr__('Activate this plugin') . '" target="_parent">' . __('Activate Plugin & Run Importer') . '</a>';
1441 $install_actions['activate_plugin'] = '<a href="' . wp_nonce_url('plugins.php?action=activate&plugin=' . urlencode( $plugin_file ), 'activate-plugin_' . $plugin_file) . '" title="' . esc_attr__('Activate this plugin') . '" target="_parent">' . __('Activate Plugin') . '</a>';
1443 if ( is_multisite() && current_user_can( 'manage_network_plugins' ) ) {
1444 $install_actions['network_activate'] = '<a href="' . wp_nonce_url('plugins.php?action=activate&networkwide=1&plugin=' . urlencode( $plugin_file ), 'activate-plugin_' . $plugin_file) . '" title="' . esc_attr__('Activate this plugin for all sites in this network') . '" target="_parent">' . __('Network Activate') . '</a>';
1445 unset( $install_actions['activate_plugin'] );
1448 if ( 'import' == $from )
1449 $install_actions['importers_page'] = '<a href="' . admin_url('import.php') . '" title="' . esc_attr__('Return to Importers') . '" target="_parent">' . __('Return to Importers') . '</a>';
1450 else if ( $this->type == 'web' )
1451 $install_actions['plugins_page'] = '<a href="' . self_admin_url('plugin-install.php') . '" title="' . esc_attr__('Return to Plugin Installer') . '" target="_parent">' . __('Return to Plugin Installer') . '</a>';
1453 $install_actions['plugins_page'] = '<a href="' . self_admin_url('plugins.php') . '" title="' . esc_attr__('Return to Plugins page') . '" target="_parent">' . __('Return to Plugins page') . '</a>';
1455 if ( ! $this->result || is_wp_error($this->result) ) {
1456 unset( $install_actions['activate_plugin'], $install_actions['network_activate'] );
1457 } elseif ( ! current_user_can( 'activate_plugins' ) ) {
1458 unset( $install_actions['activate_plugin'] );
1461 $install_actions = apply_filters('install_plugin_complete_actions', $install_actions, $this->api, $plugin_file);
1462 if ( ! empty($install_actions) )
1463 $this->feedback(implode(' | ', (array)$install_actions));
1468 * Theme Installer Skin for the WordPress Theme Installer.
1470 * @TODO More Detailed docs, for methods as well.
1472 * @package WordPress
1473 * @subpackage Upgrader
1476 class Theme_Installer_Skin extends WP_Upgrader_Skin {
1480 function __construct($args = array()) {
1481 $defaults = array( 'type' => 'web', 'url' => '', 'theme' => '', 'nonce' => '', 'title' => '' );
1482 $args = wp_parse_args($args, $defaults);
1484 $this->type = $args['type'];
1485 $this->api = isset($args['api']) ? $args['api'] : array();
1487 parent::__construct($args);
1491 if ( !empty($this->api) )
1492 $this->upgrader->strings['process_success'] = sprintf( $this->upgrader->strings['process_success_specific'], $this->api->name, $this->api->version);
1496 if ( empty($this->upgrader->result['destination_name']) )
1499 $theme_info = $this->upgrader->theme_info();
1500 if ( empty( $theme_info ) )
1503 $name = $theme_info->display('Name');
1504 $stylesheet = $this->upgrader->result['destination_name'];
1505 $template = $theme_info->get_template();
1507 $preview_link = add_query_arg( array(
1509 'template' => urlencode( $template ),
1510 'stylesheet' => urlencode( $stylesheet ),
1511 ), trailingslashit( home_url() ) );
1513 $activate_link = add_query_arg( array(
1514 'action' => 'activate',
1515 'template' => urlencode( $template ),
1516 'stylesheet' => urlencode( $stylesheet ),
1517 ), admin_url('themes.php') );
1518 $activate_link = wp_nonce_url( $activate_link, 'switch-theme_' . $stylesheet );
1520 $install_actions = array();
1521 $install_actions['preview'] = '<a href="' . esc_url( $preview_link ) . '" class="hide-if-customize" title="' . esc_attr( sprintf( __('Preview “%s”'), $name ) ) . '">' . __('Preview') . '</a>';
1522 $install_actions['preview'] .= '<a href="' . wp_customize_url( $stylesheet ) . '" class="hide-if-no-customize load-customize" title="' . esc_attr( sprintf( __('Preview “%s”'), $name ) ) . '">' . __('Live Preview') . '</a>';
1523 $install_actions['activate'] = '<a href="' . esc_url( $activate_link ) . '" class="activatelink" title="' . esc_attr( sprintf( __('Activate “%s”'), $name ) ) . '">' . __('Activate') . '</a>';
1525 if ( is_network_admin() && current_user_can( 'manage_network_themes' ) )
1526 $install_actions['network_enable'] = '<a href="' . esc_url( wp_nonce_url( 'themes.php?action=enable&theme=' . urlencode( $stylesheet ), 'enable-theme_' . $stylesheet ) ) . '" title="' . esc_attr__( 'Enable this theme for all sites in this network' ) . '" target="_parent">' . __( 'Network Enable' ) . '</a>';
1528 if ( $this->type == 'web' )
1529 $install_actions['themes_page'] = '<a href="' . self_admin_url('theme-install.php') . '" title="' . esc_attr__('Return to Theme Installer') . '" target="_parent">' . __('Return to Theme Installer') . '</a>';
1530 elseif ( current_user_can( 'switch_themes' ) || current_user_can( 'edit_theme_options' ) )
1531 $install_actions['themes_page'] = '<a href="' . self_admin_url('themes.php') . '" title="' . esc_attr__('Themes page') . '" target="_parent">' . __('Return to Themes page') . '</a>';
1533 if ( ! $this->result || is_wp_error($this->result) || is_network_admin() || ! current_user_can( 'switch_themes' ) )
1534 unset( $install_actions['activate'], $install_actions['preview'] );
1536 $install_actions = apply_filters('install_theme_complete_actions', $install_actions, $this->api, $stylesheet, $theme_info);
1537 if ( ! empty($install_actions) )
1538 $this->feedback(implode(' | ', (array)$install_actions));
1543 * Theme Upgrader Skin for WordPress Theme Upgrades.
1545 * @TODO More Detailed docs, for methods as well.
1547 * @package WordPress
1548 * @subpackage Upgrader
1551 class Theme_Upgrader_Skin extends WP_Upgrader_Skin {
1554 function __construct($args = array()) {
1555 $defaults = array( 'url' => '', 'theme' => '', 'nonce' => '', 'title' => __('Update Theme') );
1556 $args = wp_parse_args($args, $defaults);
1558 $this->theme = $args['theme'];
1560 parent::__construct($args);
1565 $update_actions = array();
1566 if ( ! empty( $this->upgrader->result['destination_name'] ) && $theme_info = $this->upgrader->theme_info() ) {
1567 $name = $theme_info->display('Name');
1568 $stylesheet = $this->upgrader->result['destination_name'];
1569 $template = $theme_info->get_template();
1571 $preview_link = add_query_arg( array(
1573 'template' => urlencode( $template ),
1574 'stylesheet' => urlencode( $stylesheet ),
1575 ), trailingslashit( home_url() ) );
1577 $activate_link = add_query_arg( array(
1578 'action' => 'activate',
1579 'template' => urlencode( $template ),
1580 'stylesheet' => urlencode( $stylesheet ),
1581 ), admin_url('themes.php') );
1582 $activate_link = wp_nonce_url( $activate_link, 'switch-theme_' . $stylesheet );
1584 if ( get_stylesheet() == $stylesheet ) {
1585 if ( current_user_can( 'edit_theme_options' ) )
1586 $update_actions['preview'] = '<a href="' . wp_customize_url( $stylesheet ) . '" class="hide-if-no-customize load-customize" title="' . esc_attr( sprintf( __('Customize “%s”'), $name ) ) . '">' . __('Customize') . '</a>';
1587 } elseif ( current_user_can( 'switch_themes' ) ) {
1588 $update_actions['preview'] = '<a href="' . esc_url( $preview_link ) . '" class="hide-if-customize" title="' . esc_attr( sprintf( __('Preview “%s”'), $name ) ) . '">' . __('Preview') . '</a>';
1589 $update_actions['preview'] .= '<a href="' . wp_customize_url( $stylesheet ) . '" class="hide-if-no-customize load-customize" title="' . esc_attr( sprintf( __('Preview “%s”'), $name ) ) . '">' . __('Live Preview') . '</a>';
1590 $update_actions['activate'] = '<a href="' . esc_url( $activate_link ) . '" class="activatelink" title="' . esc_attr( sprintf( __('Activate “%s”'), $name ) ) . '">' . __('Activate') . '</a>';
1593 if ( ! $this->result || is_wp_error( $this->result ) || is_network_admin() )
1594 unset( $update_actions['preview'], $update_actions['activate'] );
1597 $update_actions['themes_page'] = '<a href="' . self_admin_url('themes.php') . '" title="' . esc_attr__('Return to Themes page') . '" target="_parent">' . __('Return to Themes page') . '</a>';
1599 $update_actions = apply_filters('update_theme_complete_actions', $update_actions, $this->theme);
1600 if ( ! empty($update_actions) )
1601 $this->feedback(implode(' | ', (array)$update_actions));
1606 * Upgrade Skin helper for File uploads. This class handles the upload process and passes it as if its a local file to the Upgrade/Installer functions.
1608 * @TODO More Detailed docs, for methods as well.
1610 * @package WordPress
1611 * @subpackage Upgrader
1614 class File_Upload_Upgrader {
1619 function __construct($form, $urlholder) {
1621 if ( empty($_FILES[$form]['name']) && empty($_GET[$urlholder]) )
1622 wp_die(__('Please select a file'));
1624 //Handle a newly uploaded file, Else assume its already been uploaded
1625 if ( ! empty($_FILES) ) {
1626 $overrides = array( 'test_form' => false, 'test_type' => false );
1627 $file = wp_handle_upload( $_FILES[$form], $overrides );
1629 if ( isset( $file['error'] ) )
1630 wp_die( $file['error'] );
1632 $this->filename = $_FILES[$form]['name'];
1633 $this->package = $file['file'];
1635 // Construct the object array
1637 'post_title' => $this->filename,
1638 'post_content' => $file['url'],
1639 'post_mime_type' => $file['type'],
1640 'guid' => $file['url'],
1641 'context' => 'upgrader',
1642 'post_status' => 'private'
1646 $this->id = wp_insert_attachment( $object, $file['file'] );
1648 // schedule a cleanup for 2 hours from now in case of failed install
1649 wp_schedule_single_event( time() + 7200, 'upgrader_scheduled_cleanup', array( $this->id ) );
1651 } elseif ( is_numeric( $_GET[$urlholder] ) ) {
1652 // Numeric Package = previously uploaded file, see above.
1653 $this->id = (int) $_GET[$urlholder];
1654 $attachment = get_post( $this->id );
1655 if ( empty($attachment) )
1656 wp_die(__('Please select a file'));
1658 $this->filename = $attachment->post_title;
1659 $this->package = get_attached_file( $attachment->ID );
1661 // Else, It's set to something, Back compat for plugins using the old (pre-3.3) File_Uploader handler.
1662 if ( ! ( ( $uploads = wp_upload_dir() ) && false === $uploads['error'] ) )
1663 wp_die( $uploads['error'] );
1665 $this->filename = $_GET[$urlholder];
1666 $this->package = $uploads['basedir'] . '/' . $this->filename;
1670 function cleanup() {
1672 wp_delete_attachment( $this->id );
1674 elseif ( file_exists( $this->package ) )
1675 return @unlink( $this->package );