diff -r a4642baaf829 -r 4d4862461b8d web/wp-admin/includes/class-wp-upgrader.php --- a/web/wp-admin/includes/class-wp-upgrader.php Tue Feb 02 14:45:47 2010 +0000 +++ b/web/wp-admin/includes/class-wp-upgrader.php Tue Feb 02 15:44:16 2010 +0000 @@ -1,1059 +1,1158 @@ -__construct($skin); - } - function __construct($skin = null) { - if ( null == $skin ) - $this->skin = new WP_Upgrader_Skin(); - else - $this->skin = $skin; - } - - function init() { - $this->skin->set_upgrader($this); - $this->generic_strings(); - } - - function generic_strings() { - $this->strings['bad_request'] = __('Invalid Data provided.'); - $this->strings['fs_unavailable'] = __('Could not access filesystem.'); - $this->strings['fs_error'] = __('Filesystem error'); - $this->strings['fs_no_root_dir'] = __('Unable to locate WordPress Root directory.'); - $this->strings['fs_no_content_dir'] = __('Unable to locate WordPress Content directory (wp-content).'); - $this->strings['fs_no_plugins_dir'] = __('Unable to locate WordPress Plugin directory.'); - $this->strings['fs_no_themes_dir'] = __('Unable to locate WordPress Theme directory.'); - $this->strings['fs_no_folder'] = __('Unable to locate needed folder (%s).'); - - $this->strings['download_failed'] = __('Download failed.'); - $this->strings['installing_package'] = __('Installing the latest version.'); - $this->strings['folder_exists'] = __('Destination folder already exists.'); - $this->strings['mkdir_failed'] = __('Could not create directory.'); - $this->strings['bad_package'] = __('Incompatible Archive'); - - $this->strings['maintenance_start'] = __('Enabling Maintenance mode.'); - $this->strings['maintenance_end'] = __('Disabling Maintenance mode.'); - } - - function fs_connect( $directories = array() ) { - global $wp_filesystem; - - if ( false === ($credentials = $this->skin->request_filesystem_credentials()) ) - return false; - - if ( ! WP_Filesystem($credentials) ) { - $error = true; - if ( is_object($wp_filesystem) && $wp_filesystem->errors->get_error_code() ) - $error = $wp_filesystem->errors; - $this->skin->request_filesystem_credentials($error); //Failed to connect, Error and request again - return false; - } - - if ( ! is_object($wp_filesystem) ) - return new WP_Error('fs_unavailable', $this->strings['fs_unavailable'] ); - - if ( is_wp_error($wp_filesystem->errors) && $wp_filesystem->errors->get_error_code() ) - return new WP_Error('fs_error', $this->strings['fs_error'], $wp_filesystem->errors); - - foreach ( (array)$directories as $dir ) { - if ( ABSPATH == $dir && ! $wp_filesystem->abspath() ) - return new WP_Error('fs_no_root_dir', $this->strings['fs_no_root_dir']); - - elseif ( WP_CONTENT_DIR == $dir && ! $wp_filesystem->wp_content_dir() ) - return new WP_Error('fs_no_content_dir', $this->strings['fs_no_content_dir']); - - elseif ( WP_PLUGIN_DIR == $dir && ! $wp_filesystem->wp_plugins_dir() ) - return new WP_Error('fs_no_plugins_dir', $this->strings['fs_no_plugins_dir']); - - elseif ( WP_CONTENT_DIR . '/themes' == $dir && ! $wp_filesystem->find_folder(WP_CONTENT_DIR . '/themes') ) - return new WP_Error('fs_no_themes_dir', $this->strings['fs_no_themes_dir']); - - elseif ( ! $wp_filesystem->find_folder($dir) ) - return new WP_Error('fs_no_folder', sprintf($strings['fs_no_folder'], $dir)); - } - return true; - } //end fs_connect(); - - function download_package($package) { - - if ( ! preg_match('!^(http|https|ftp)://!i', $package) && file_exists($package) ) //Local file or remote? - return $package; //must be a local file.. - - if ( empty($package) ) - return new WP_Error('no_package', $this->strings['no_package']); - - $this->skin->feedback('downloading_package', $package); - - $download_file = download_url($package); - - if ( is_wp_error($download_file) ) - return new WP_Error('download_failed', $this->strings['download_failed'], $download_file->get_error_message()); - - return $download_file; - } - - function unpack_package($package, $delete_package = true) { - global $wp_filesystem; - - $this->skin->feedback('unpack_package'); - - $upgrade_folder = $wp_filesystem->wp_content_dir() . 'upgrade/'; - - //Clean up contents of upgrade directory beforehand. - $upgrade_files = $wp_filesystem->dirlist($upgrade_folder); - if ( !empty($upgrade_files) ) { - foreach ( $upgrade_files as $file ) - $wp_filesystem->delete($upgrade_folder . $file['name'], true); - } - - //We need a working directory - $working_dir = $upgrade_folder . basename($package, '.zip'); - - // Clean up working directory - if ( $wp_filesystem->is_dir($working_dir) ) - $wp_filesystem->delete($working_dir, true); - - // Unzip package to working directory - $result = unzip_file($package, $working_dir); //TODO optimizations, Copy when Move/Rename would suffice? - - // Once extracted, delete the package if required. - if ( $delete_package ) - unlink($package); - - if ( is_wp_error($result) ) { - $wp_filesystem->delete($working_dir, true); - return $result; - } - - return $working_dir; - } - - function install_package($args = array()) { - global $wp_filesystem; - $defaults = array( 'source' => '', 'destination' => '', //Please always pass these - 'clear_destination' => false, 'clear_working' => false, - 'hook_extra' => array()); - - $args = wp_parse_args($args, $defaults); - extract($args); - - @set_time_limit( 300 ); - - if ( empty($source) || empty($destination) ) - return new WP_Error('bad_request', $this->strings['bad_request']); - - $this->skin->feedback('installing_package'); - - $res = apply_filters('upgrader_pre_install', true, $hook_extra); - if ( is_wp_error($res) ) - return $res; - - //Retain the Original source and destinations - $remote_source = $source; - $local_destination = $destination; - - $source_files = array_keys( $wp_filesystem->dirlist($remote_source) ); - $remote_destination = $wp_filesystem->find_folder($local_destination); - - //Locate which directory to copy to the new folder, This is based on the actual folder holding the files. - if ( 1 == count($source_files) && $wp_filesystem->is_dir( trailingslashit($source) . $source_files[0] . '/') ) //Only one folder? Then we want its contents. - $source = trailingslashit($source) . trailingslashit($source_files[0]); - elseif ( count($source_files) == 0 ) - return new WP_Error('bad_package', $this->strings['bad_package']); //There are no files? - //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. - - //Hook ability to change the source file location.. - $source = apply_filters('upgrader_source_selection', $source, $remote_source, $this); - if ( is_wp_error($source) ) - return $source; - - //Has the source location changed? If so, we need a new source_files list. - if ( $source !== $remote_source ) - $source_files = array_keys( $wp_filesystem->dirlist($source) ); - - //Protection against deleting files in any important base directories. - if ( in_array( $destination, array(ABSPATH, WP_CONTENT_DIR, WP_PLUGIN_DIR, WP_CONTENT_DIR . '/themes') ) ) { - $remote_destination = trailingslashit($remote_destination) . trailingslashit(basename($source)); - $destination = trailingslashit($destination) . trailingslashit(basename($source)); - } - - //If we're not clearing the destination folder, and something exists there allready, Bail. - if ( ! $clear_destination && $wp_filesystem->exists($remote_destination) ) { - $wp_filesystem->delete($remote_source, true); //Clear out the source files. - return new WP_Error('folder_exists', $this->strings['folder_exists'], $remote_destination ); - } else if ( $clear_destination ) { - //We're going to clear the destination if theres something there - $this->skin->feedback('remove_old'); - - $removed = true; - if ( $wp_filesystem->exists($remote_destination) ) - $removed = $wp_filesystem->delete($remote_destination, true); - - $removed = apply_filters('upgrader_clear_destination', $removed, $local_destination, $remote_destination, $hook_extra); - - if ( is_wp_error($removed) ) - return $removed; - else if ( ! $removed ) - return new WP_Error('remove_old_failed', $this->strings['remove_old_failed']); - } - - //Create destination if needed - if ( !$wp_filesystem->exists($remote_destination) ) - if ( !$wp_filesystem->mkdir($remote_destination, FS_CHMOD_DIR) ) - return new WP_Error('mkdir_failed', $this->strings['mkdir_failed'], $remote_destination); - - // Copy new version of item into place. - $result = copy_dir($source, $remote_destination); - if ( is_wp_error($result) ) { - if ( $clear_working ) - $wp_filesystem->delete($remote_source, true); - return $result; - } - - //Clear the Working folder? - if ( $clear_working ) - $wp_filesystem->delete($remote_source, true); - - $destination_name = basename( str_replace($local_destination, '', $destination) ); - if ( '.' == $destination_name ) - $destination_name = ''; - - $this->result = compact('local_source', 'source', 'source_name', 'source_files', 'destination', 'destination_name', 'local_destination', 'remote_destination', 'clear_destination', 'delete_source_dir'); - - $res = apply_filters('upgrader_post_install', true, $hook_extra, $this->result); - if ( is_wp_error($res) ) { - $this->result = $res; - return $res; - } - - //Bombard the calling function will all the info which we've just used. - return $this->result; - } - - function run($options) { - - $defaults = array( 'package' => '', //Please always pass this. - 'destination' => '', //And this - 'clear_destination' => false, - 'clear_working' => true, - 'hook_extra' => array() //Pass any extra $hook_extra args here, this will be passed to any hooked filters. - ); - - $options = wp_parse_args($options, $defaults); - extract($options); - - //Connect to the Filesystem first. - $res = $this->fs_connect( array(WP_CONTENT_DIR, $destination) ); - if ( ! $res ) //Mainly for non-connected filesystem. - return false; - - if ( is_wp_error($res) ) { - $this->skin->error($res); - return $res; - } - - $this->skin->header(); - $this->skin->before(); - - //Download the package (Note, This just returns the filename of the file if the package is a local file) - $download = $this->download_package( $package ); - if ( is_wp_error($download) ) { - $this->skin->error($download); - return $download; - } - - //Unzip's the file into a temporary directory - $working_dir = $this->unpack_package( $download ); - if ( is_wp_error($working_dir) ) { - $this->skin->error($working_dir); - return $working_dir; - } - - //With the given options, this installs it to the destination directory. - $result = $this->install_package( array( - 'source' => $working_dir, - 'destination' => $destination, - 'clear_destination' => $clear_destination, - 'clear_working' => $clear_working, - 'hook_extra' => $hook_extra - ) ); - $this->skin->set_result($result); - if ( is_wp_error($result) ) { - $this->skin->error($result); - $this->skin->feedback('process_failed'); - } else { - //Install Suceeded - $this->skin->feedback('process_success'); - } - $this->skin->after(); - $this->skin->footer(); - return $result; - } - - function maintenance_mode($enable = false) { - global $wp_filesystem; - $file = $wp_filesystem->abspath() . '.maintenance'; - if ( $enable ) { - $this->skin->feedback('maintenance_start'); - // Create maintenance file to signal that we are upgrading - $maintenance_string = ''; - $wp_filesystem->delete($file); - $wp_filesystem->put_contents($file, $maintenance_string, FS_CHMOD_FILE); - } else if ( !$enable && $wp_filesystem->exists($file) ) { - $this->skin->feedback('maintenance_end'); - $wp_filesystem->delete($file); - } - } - -} - -/** - * Plugin Upgrader class for WordPress Plugins, It is designed to upgrade/install plugins from a local zip, remote zip URL, or uploaded zip file. - * - * @TODO More Detailed docs, for methods as well. - * - * @package WordPress - * @subpackage Upgrader - * @since 2.8.0 - */ -class Plugin_Upgrader extends WP_Upgrader { - - var $result; - - function upgrade_strings() { - $this->strings['up_to_date'] = __('The plugin is at the latest version.'); - $this->strings['no_package'] = __('Upgrade package not available.'); - $this->strings['downloading_package'] = __('Downloading update from %s.'); - $this->strings['unpack_package'] = __('Unpacking the update.'); - $this->strings['deactivate_plugin'] = __('Deactivating the plugin.'); - $this->strings['remove_old'] = __('Removing the old version of the plugin.'); - $this->strings['remove_old_failed'] = __('Could not remove the old plugin.'); - $this->strings['process_failed'] = __('Plugin upgrade Failed.'); - $this->strings['process_success'] = __('Plugin upgraded successfully.'); - } - - function install_strings() { - $this->strings['no_package'] = __('Install package not available.'); - $this->strings['downloading_package'] = __('Downloading install package from %s.'); - $this->strings['unpack_package'] = __('Unpacking the package.'); - $this->strings['installing_package'] = __('Installing the plugin.'); - $this->strings['process_failed'] = __('Plugin Install Failed.'); - $this->strings['process_success'] = __('Plugin Installed successfully.'); - } - - function install($package) { - - $this->init(); - $this->install_strings(); - - $this->run(array( - 'package' => $package, - 'destination' => WP_PLUGIN_DIR, - 'clear_destination' => false, //Do not overwrite files. - 'clear_working' => true, - 'hook_extra' => array() - )); - - // Force refresh of plugin update information - delete_transient('update_plugins'); - - } - - function upgrade($plugin) { - - $this->init(); - $this->upgrade_strings(); - - $current = get_transient( 'update_plugins' ); - if ( !isset( $current->response[ $plugin ] ) ) { - $this->skin->set_result(false); - $this->skin->error('up_to_date'); - $this->skin->after(); - return false; - } - - // Get the URL to the zip file - $r = $current->response[ $plugin ]; - - add_filter('upgrader_pre_install', array(&$this, 'deactivate_plugin_before_upgrade'), 10, 2); - add_filter('upgrader_clear_destination', array(&$this, 'delete_old_plugin'), 10, 4); - //'source_selection' => array(&$this, 'source_selection'), //theres a track ticket to move up the directory for zip's which are made a bit differently, useful for non-.org plugins. - - $this->run(array( - 'package' => $r->package, - 'destination' => WP_PLUGIN_DIR, - 'clear_destination' => true, - 'clear_working' => true, - 'hook_extra' => array( - 'plugin' => $plugin - ) - )); - - //Cleanup our hooks, incase something else does a upgrade on this connection. - remove_filter('upgrader_pre_install', array(&$this, 'deactivate_plugin_before_upgrade')); - remove_filter('upgrader_clear_destination', array(&$this, 'delete_old_plugin')); - - if ( ! $this->result || is_wp_error($this->result) ) - return $this->result; - - // Force refresh of plugin update information - delete_transient('update_plugins'); - } - - //return plugin info. - function plugin_info() { - if ( ! is_array($this->result) ) - return false; - if ( empty($this->result['destination_name']) ) - return false; - - $plugin = get_plugins('/' . $this->result['destination_name']); //Ensure to pass with leading slash - if ( empty($plugin) ) - return false; - - $pluginfiles = array_keys($plugin); //Assume the requested plugin is the first in the list - - return $this->result['destination_name'] . '/' . $pluginfiles[0]; - } - - //Hooked to pre_install - function deactivate_plugin_before_upgrade($return, $plugin) { - - if ( is_wp_error($return) ) //Bypass. - return $return; - - $plugin = isset($plugin['plugin']) ? $plugin['plugin'] : ''; - if ( empty($plugin) ) - return new WP_Error('bad_request', $this->strings['bad_request']); - - if ( is_plugin_active($plugin) ) { - $this->skin->feedback('deactivate_plugin'); - //Deactivate the plugin silently, Prevent deactivation hooks from running. - deactivate_plugins($plugin, true); - } - } - - //Hooked to upgrade_clear_destination - function delete_old_plugin($removed, $local_destination, $remote_destination, $plugin) { - global $wp_filesystem; - - if ( is_wp_error($removed) ) - return $removed; //Pass errors through. - - $plugin = isset($plugin['plugin']) ? $plugin['plugin'] : ''; - if ( empty($plugin) ) - return new WP_Error('bad_request', $this->strings['bad_request']); - - $plugins_dir = $wp_filesystem->wp_plugins_dir(); - $this_plugin_dir = trailingslashit( dirname($plugins_dir . $plugin) ); - - if ( ! $wp_filesystem->exists($this_plugin_dir) ) //If its already vanished. - return $removed; - - // If plugin is in its own directory, recursively delete the directory. - if ( strpos($plugin, '/') && $this_plugin_dir != $plugins_dir ) //base check on if plugin includes directory seperator AND that its not the root plugin folder - $deleted = $wp_filesystem->delete($this_plugin_dir, true); - else - $deleted = $wp_filesystem->delete($plugins_dir . $plugin); - - if ( ! $deleted ) - return new WP_Error('remove_old_failed', $this->strings['remove_old_failed']); - - return $removed; - } -} - -/** - * Theme Upgrader class for WordPress Themes, It is designed to upgrade/install themes from a local zip, remote zip URL, or uploaded zip file. - * - * @TODO More Detailed docs, for methods as well. - * - * @package WordPress - * @subpackage Upgrader - * @since 2.8.0 - */ -class Theme_Upgrader extends WP_Upgrader { - - var $result; - - function upgrade_strings() { - $this->strings['up_to_date'] = __('The theme is at the latest version.'); - $this->strings['no_package'] = __('Upgrade package not available.'); - $this->strings['downloading_package'] = __('Downloading update from %s.'); - $this->strings['unpack_package'] = __('Unpacking the update.'); - $this->strings['remove_old'] = __('Removing the old version of the theme.'); - $this->strings['remove_old_failed'] = __('Could not remove the old theme.'); - $this->strings['process_failed'] = __('Theme upgrade Failed.'); - $this->strings['process_success'] = __('Theme upgraded successfully.'); - } - - function install_strings() { - $this->strings['no_package'] = __('Install package not available.'); - $this->strings['downloading_package'] = __('Downloading install package from %s.'); - $this->strings['unpack_package'] = __('Unpacking the package.'); - $this->strings['installing_package'] = __('Installing the theme.'); - $this->strings['process_failed'] = __('Theme Install Failed.'); - $this->strings['process_success'] = __('Theme Installed successfully.'); - } - - function install($package) { - - $this->init(); - $this->install_strings(); - - $options = array( - 'package' => $package, - 'destination' => WP_CONTENT_DIR . '/themes', - 'clear_destination' => false, //Do not overwrite files. - 'clear_working' => true - ); - - $this->run($options); - - if ( ! $this->result || is_wp_error($this->result) ) - return $this->result; - - // Force refresh of theme update information - delete_transient('update_themes'); - - if ( empty($result['destination_name']) ) - return false; - else - return $result['destination_name']; - } - - function upgrade($theme) { - - $this->init(); - $this->upgrade_strings(); - - // Is an update available? - $current = get_transient( 'update_themes' ); - if ( !isset( $current->response[ $theme ] ) ) { - $this->skin->set_result(false); - $this->skin->error('up_to_date'); - $this->skin->after(); - return false; - } - - $r = $current->response[ $theme ]; - - add_filter('upgrader_pre_install', array(&$this, 'current_before'), 10, 2); - add_filter('upgrader_post_install', array(&$this, 'current_after'), 10, 2); - add_filter('upgrader_clear_destination', array(&$this, 'delete_old_theme'), 10, 4); - - $options = array( - 'package' => $r['package'], - 'destination' => WP_CONTENT_DIR . '/themes', - 'clear_destination' => true, - 'clear_working' => true, - 'hook_extra' => array( - 'theme' => $theme - ) - ); - - $this->run($options); - - if ( ! $this->result || is_wp_error($this->result) ) - return $this->result; - - // Force refresh of theme update information - delete_transient('update_themes'); - - return true; - } - - function current_before($return, $theme) { - - if ( is_wp_error($return) ) - return $return; - - $theme = isset($theme['theme']) ? $theme['theme'] : ''; - - if ( $theme != get_stylesheet() ) //If not current - return $return; - //Change to maintainence mode now. - $this->maintenance_mode(true); - - return $return; - } - function current_after($return, $theme) { - if ( is_wp_error($return) ) - return $return; - - $theme = isset($theme['theme']) ? $theme['theme'] : ''; - - if ( $theme != get_stylesheet() ) //If not current - return $return; - - //Ensure stylesheet name hasnt changed after the upgrade: - if ( $theme == get_stylesheet() && $theme != $this->result['destination_name'] ) { - $theme_info = $this->theme_info(); - $stylesheet = $this->result['destination_name']; - $template = !empty($theme_info['Template']) ? $theme_info['Template'] : $stylesheet; - switch_theme($template, $stylesheet, true); - } - - //Time to remove maintainence mode - $this->maintenance_mode(false); - return $return; - } - - function delete_old_theme($removed, $local_destination, $remote_destination, $theme) { - global $wp_filesystem; - - $theme = isset($theme['theme']) ? $theme['theme'] : ''; - - if ( is_wp_error($removed) || empty($theme) ) - return $removed; //Pass errors through. - - $themes_dir = $wp_filesystem->wp_themes_dir(); - if ( $wp_filesystem->exists( trailingslashit($themes_dir) . $theme ) ) - if ( ! $wp_filesystem->delete( trailingslashit($themes_dir) . $theme, true ) ) - return false; - return true; - } - - function theme_info() { - if ( empty($this->result['destination_name']) ) - return false; - return get_theme_data(WP_CONTENT_DIR . '/themes/' . $this->result['destination_name'] . '/style.css'); - } - -} - -/** - * Core Upgrader class for WordPress. It allows for WordPress to upgrade itself in combiantion with the wp-admin/includes/update-core.php file - * - * @TODO More Detailed docs, for methods as well. - * - * @package WordPress - * @subpackage Upgrader - * @since 2.8.0 - */ -class Core_Upgrader extends WP_Upgrader { - - function upgrade_strings() { - $this->strings['up_to_date'] = __('WordPress is at the latest version.'); - $this->strings['no_package'] = __('Upgrade package not available.'); - $this->strings['downloading_package'] = __('Downloading update from %s.'); - $this->strings['unpack_package'] = __('Unpacking the update.'); - $this->strings['copy_failed'] = __('Could not copy files.'); - } - - function upgrade($current) { - global $wp_filesystem; - - $this->init(); - $this->upgrade_strings(); - - if ( !empty($feedback) ) - add_filter('update_feedback', $feedback); - - // Is an update available? - if ( !isset( $current->response ) || $current->response == 'latest' ) - return new WP_Error('up_to_date', $this->strings['up_to_date']); - - $res = $this->fs_connect( array(ABSPATH, WP_CONTENT_DIR) ); - if ( is_wp_error($res) ) - return $res; - - $wp_dir = trailingslashit($wp_filesystem->abspath()); - - $download = $this->download_package( $current->package ); - if ( is_wp_error($download) ) - return $download; - - $working_dir = $this->unpack_package( $download ); - if ( is_wp_error($working_dir) ) - return $working_dir; - - // Copy update-core.php from the new version into place. - if ( !$wp_filesystem->copy($working_dir . '/wordpress/wp-admin/includes/update-core.php', $wp_dir . 'wp-admin/includes/update-core.php', true) ) { - $wp_filesystem->delete($working_dir, true); - return new WP_Error('copy_failed', $this->strings['copy_failed']); - } - $wp_filesystem->chmod($wp_dir . 'wp-admin/includes/update-core.php', FS_CHMOD_FILE); - - require(ABSPATH . 'wp-admin/includes/update-core.php'); - - return update_core($working_dir, $wp_dir); - } - -} - -/** - * Generic Skin for the WordPress Upgrader classes. This skin is designed to be extended for specific purposes. - * - * @TODO More Detailed docs, for methods as well. - * - * @package WordPress - * @subpackage Upgrader - * @since 2.8.0 - */ -class WP_Upgrader_Skin { - - var $upgrader; - var $done_header = false; - - function WP_Upgrader_Skin($args = array()) { - return $this->__construct($args); - } - function __construct($args = array()) { - $defaults = array( 'url' => '', 'nonce' => '', 'title' => '', 'context' => false ); - $this->options = wp_parse_args($args, $defaults); - } - - function set_upgrader(&$upgrader) { - if ( is_object($upgrader) ) - $this->upgrader =& $upgrader; - } - function set_result($result) { - $this->result = $result; - } - - function request_filesystem_credentials($error = false) { - $url = $this->options['url']; - $context = $this->options['context']; - if ( !empty($this->options['nonce']) ) - $url = wp_nonce_url($url, $this->options['nonce']); - return request_filesystem_credentials($url, '', $error, $context); //Possible to bring inline, Leaving as is for now. - } - - function header() { - if ( $this->done_header ) - return; - $this->done_header = true; - echo '
'; - echo screen_icon(); - echo '

' . $this->options['title'] . '

'; - } - function footer() { - echo '
'; - } - - function error($errors) { - if ( ! $this->done_header ) - $this->header(); - if ( is_string($errors) ) { - $this->feedback($errors); - } elseif ( is_wp_error($errors) && $errors->get_error_code() ) { - foreach ( $errors->get_error_messages() as $message ) { - if ( $errors->get_error_data() ) - $this->feedback($message . ' ' . $errors->get_error_data() ); - else - $this->feedback($message); - } - } - } - - function feedback($string) { - if ( isset( $this->upgrader->strings[$string] ) ) - $string = $this->upgrader->strings[$string]; - - if ( strpos($string, '%') !== false ) { - $args = func_get_args(); - $args = array_splice($args, 1); - if ( !empty($args) ) - $string = vsprintf($string, $args); - } - if ( empty($string) ) - return; - show_message($string); - } - function before() {} - function after() {} - -} - -/** - * Plugin Upgrader Skin for WordPress Plugin Upgrades. - * - * @TODO More Detailed docs, for methods as well. - * - * @package WordPress - * @subpackage Upgrader - * @since 2.8.0 - */ -class Plugin_Upgrader_Skin extends WP_Upgrader_Skin { - var $plugin = ''; - var $plugin_active = false; - - function Plugin_Upgrader_Skin($args = array()) { - return $this->__construct($args); - } - - function __construct($args = array()) { - $defaults = array( 'url' => '', 'plugin' => '', 'nonce' => '', 'title' => __('Upgrade Plugin') ); - $args = wp_parse_args($args, $defaults); - - $this->plugin = $args['plugin']; - - $this->plugin_active = is_plugin_active($this->plugin); - - parent::__construct($args); - } - - function after() { - $this->plugin = $this->upgrader->plugin_info(); - if( !empty($this->plugin) && !is_wp_error($this->result) && $this->plugin_active ){ - show_message(__('Attempting reactivation of the plugin')); - echo ''; - } - $update_actions = array( - 'activate_plugin' => '' . __('Activate Plugin') . '', - 'plugins_page' => '' . __('Return to Plugins page') . '' - ); - if ( $this->plugin_active ) - unset( $update_actions['activate_plugin'] ); - if ( ! $this->result || is_wp_error($this->result) ) - unset( $update_actions['activate_plugin'] ); - - $update_actions = apply_filters('update_plugin_complete_actions', $update_actions, $this->plugin); - if ( ! empty($update_actions) ) - $this->feedback('' . __('Actions:') . ' ' . implode(' | ', (array)$update_actions)); - } -} - -/** - * Plugin Installer Skin for WordPress Plugin Installer. - * - * @TODO More Detailed docs, for methods as well. - * - * @package WordPress - * @subpackage Upgrader - * @since 2.8.0 - */ -class Plugin_Installer_Skin extends WP_Upgrader_Skin { - var $api; - var $type; - - function Plugin_Installer_Skin($args = array()) { - return $this->__construct($args); - } - - function __construct($args = array()) { - $defaults = array( 'type' => 'web', 'url' => '', 'plugin' => '', 'nonce' => '', 'title' => '' ); - $args = wp_parse_args($args, $defaults); - - $this->type = $args['type']; - $this->api = isset($args['api']) ? $args['api'] : array(); - - parent::__construct($args); - } - - function before() { - if ( !empty($this->api) ) - $this->upgrader->strings['process_success'] = sprintf( __('Successfully installed the plugin %s %s.'), $this->api->name, $this->api->version); - } - - function after() { - - $plugin_file = $this->upgrader->plugin_info(); - - $install_actions = array( - 'activate_plugin' => '' . __('Activate Plugin') . '', - ); - - if ( $this->type == 'web' ) - $install_actions['plugins_page'] = '' . __('Return to Plugin Installer') . ''; - else - $install_actions['plugins_page'] = '' . __('Return to Plugins page') . ''; - - - if ( ! $this->result || is_wp_error($this->result) ) - unset( $install_actions['activate_plugin'] ); - - $install_actions = apply_filters('install_plugin_complete_actions', $install_actions, $this->api, $plugin_file); - if ( ! empty($install_actions) ) - $this->feedback('' . __('Actions:') . ' ' . implode(' | ', (array)$install_actions)); - } -} - -/** - * Theme Installer Skin for the WordPress Theme Installer. - * - * @TODO More Detailed docs, for methods as well. - * - * @package WordPress - * @subpackage Upgrader - * @since 2.8.0 - */ -class Theme_Installer_Skin extends WP_Upgrader_Skin { - var $api; - var $type; - - function Theme_Installer_Skin($args = array()) { - return $this->__construct($args); - } - - function __construct($args = array()) { - $defaults = array( 'type' => 'web', 'url' => '', 'theme' => '', 'nonce' => '', 'title' => '' ); - $args = wp_parse_args($args, $defaults); - - $this->type = $args['type']; - $this->api = isset($args['api']) ? $args['api'] : array(); - - parent::__construct($args); - } - - function before() { - if ( !empty($this->api) ) { - /* translators: 1: theme name, 2: version */ - $this->upgrader->strings['process_success'] = sprintf( __('Successfully installed the theme %1$s %2$s.'), $this->api->name, $this->api->version); - } - } - - function after() { - if ( empty($this->upgrader->result['destination_name']) ) - return; - - $theme_info = $this->upgrader->theme_info(); - if ( empty($theme_info) ) - return; - $name = $theme_info['Name']; - $stylesheet = $this->upgrader->result['destination_name']; - $template = !empty($theme_info['Template']) ? $theme_info['Template'] : $stylesheet; - - $preview_link = htmlspecialchars( add_query_arg( array('preview' => 1, 'template' => $template, 'stylesheet' => $stylesheet, 'TB_iframe' => 'true' ), trailingslashit(esc_url(get_option('home'))) ) ); - $activate_link = wp_nonce_url("themes.php?action=activate&template=" . urlencode($template) . "&stylesheet=" . urlencode($stylesheet), 'switch-theme_' . $template); - - $install_actions = array( - 'preview' => '' . __('Preview') . '', - 'activate' => '' . __('Activate') . '' - ); - - if ( $this->type == 'web' ) - $install_actions['themes_page'] = '' . __('Return to Theme Installer') . ''; - else - $install_actions['themes_page'] = '' . __('Return to Themes page') . ''; - - if ( ! $this->result || is_wp_error($this->result) ) - unset( $install_actions['activate'], $install_actions['preview'] ); - - $install_actions = apply_filters('install_theme_complete_actions', $install_actions, $this->api, $stylesheet, $theme_info); - if ( ! empty($install_actions) ) - $this->feedback('' . __('Actions:') . ' ' . implode(' | ', (array)$install_actions)); - } -} - -/** - * Theme Upgrader Skin for WordPress Theme Upgrades. - * - * @TODO More Detailed docs, for methods as well. - * - * @package WordPress - * @subpackage Upgrader - * @since 2.8.0 - */ -class Theme_Upgrader_Skin extends WP_Upgrader_Skin { - var $theme = ''; - - function Theme_Upgrader_Skin($args = array()) { - return $this->__construct($args); - } - - function __construct($args = array()) { - $defaults = array( 'url' => '', 'theme' => '', 'nonce' => '', 'title' => __('Upgrade Theme') ); - $args = wp_parse_args($args, $defaults); - - $this->theme = $args['theme']; - - parent::__construct($args); - } - - function after() { - - if ( !empty($this->upgrader->result['destination_name']) && - ($theme_info = $this->upgrader->theme_info()) && - !empty($theme_info) ) { - - $name = $theme_info['Name']; - $stylesheet = $this->upgrader->result['destination_name']; - $template = !empty($theme_info['Template']) ? $theme_info['Template'] : $stylesheet; - - $preview_link = htmlspecialchars( add_query_arg( array('preview' => 1, 'template' => $template, 'stylesheet' => $stylesheet, 'TB_iframe' => 'true' ), trailingslashit(esc_url(get_option('home'))) ) ); - $activate_link = wp_nonce_url("themes.php?action=activate&template=" . urlencode($template) . "&stylesheet=" . urlencode($stylesheet), 'switch-theme_' . $template); - - $update_actions = array( - 'preview' => '' . __('Preview') . '', - 'activate' => '' . __('Activate') . '', - ); - if ( ( ! $this->result || is_wp_error($this->result) ) || $stylesheet == get_stylesheet() ) - unset($update_actions['preview'], $update_actions['activate']); - } - - $update_actions['themes_page'] = '' . __('Return to Themes page') . ''; - - $update_actions = apply_filters('update_theme_complete_actions', $update_actions, $this->theme); - if ( ! empty($update_actions) ) - $this->feedback('' . __('Actions:') . ' ' . implode(' | ', (array)$update_actions)); - } -} - -/** - * 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. - * - * @TODO More Detailed docs, for methods as well. - * - * @package WordPress - * @subpackage Upgrader - * @since 2.8.0 - */ -class File_Upload_Upgrader { - var $package; - var $filename; - - function File_Upload_Upgrader($form, $urlholder) { - return $this->__construct($form, $urlholder); - } - function __construct($form, $urlholder) { - if ( ! ( ( $uploads = wp_upload_dir() ) && false === $uploads['error'] ) ) - wp_die($uploads['error']); - - if ( empty($_FILES[$form]['name']) && empty($_GET[$urlholder]) ) - wp_die(__('Please select a file')); - - if ( !empty($_FILES) ) - $this->filename = $_FILES[$form]['name']; - else if ( isset($_GET[$urlholder]) ) - $this->filename = $_GET[$urlholder]; - - //Handle a newly uploaded file, Else assume its already been uploaded - if ( !empty($_FILES) ) { - $this->filename = wp_unique_filename( $uploads['basedir'], $this->filename ); - $this->package = $uploads['basedir'] . '/' . $this->filename; - - // Move the file to the uploads dir - if ( false === @ move_uploaded_file( $_FILES[$form]['tmp_name'], $this->package) ) - wp_die( sprintf( __('The uploaded file could not be moved to %s.' ), $uploads['path'])); - } else { - $this->package = $uploads['basedir'] . '/' . $this->filename; - } - } -} +__construct($skin); + } + function __construct($skin = null) { + if ( null == $skin ) + $this->skin = new WP_Upgrader_Skin(); + else + $this->skin = $skin; + } + + function init() { + $this->skin->set_upgrader($this); + $this->generic_strings(); + } + + function generic_strings() { + $this->strings['bad_request'] = __('Invalid Data provided.'); + $this->strings['fs_unavailable'] = __('Could not access filesystem.'); + $this->strings['fs_error'] = __('Filesystem error'); + $this->strings['fs_no_root_dir'] = __('Unable to locate WordPress Root directory.'); + $this->strings['fs_no_content_dir'] = __('Unable to locate WordPress Content directory (wp-content).'); + $this->strings['fs_no_plugins_dir'] = __('Unable to locate WordPress Plugin directory.'); + $this->strings['fs_no_themes_dir'] = __('Unable to locate WordPress Theme directory.'); + $this->strings['fs_no_folder'] = __('Unable to locate needed folder (%s).'); + + $this->strings['download_failed'] = __('Download failed.'); + $this->strings['installing_package'] = __('Installing the latest version.'); + $this->strings['folder_exists'] = __('Destination folder already exists.'); + $this->strings['mkdir_failed'] = __('Could not create directory.'); + $this->strings['bad_package'] = __('Incompatible Archive'); + + $this->strings['maintenance_start'] = __('Enabling Maintenance mode.'); + $this->strings['maintenance_end'] = __('Disabling Maintenance mode.'); + } + + function fs_connect( $directories = array() ) { + global $wp_filesystem; + + if ( false === ($credentials = $this->skin->request_filesystem_credentials()) ) + return false; + + if ( ! WP_Filesystem($credentials) ) { + $error = true; + if ( is_object($wp_filesystem) && $wp_filesystem->errors->get_error_code() ) + $error = $wp_filesystem->errors; + $this->skin->request_filesystem_credentials($error); //Failed to connect, Error and request again + return false; + } + + if ( ! is_object($wp_filesystem) ) + return new WP_Error('fs_unavailable', $this->strings['fs_unavailable'] ); + + if ( is_wp_error($wp_filesystem->errors) && $wp_filesystem->errors->get_error_code() ) + return new WP_Error('fs_error', $this->strings['fs_error'], $wp_filesystem->errors); + + foreach ( (array)$directories as $dir ) { + switch ( $dir ) { + case ABSPATH: + if ( ! $wp_filesystem->abspath() ) + return new WP_Error('fs_no_root_dir', $this->strings['fs_no_root_dir']); + break; + case WP_CONTENT_DIR: + if ( ! $wp_filesystem->wp_content_dir() ) + return new WP_Error('fs_no_content_dir', $this->strings['fs_no_content_dir']); + break; + case WP_PLUGIN_DIR: + if ( ! $wp_filesystem->wp_plugins_dir() ) + return new WP_Error('fs_no_plugins_dir', $this->strings['fs_no_plugins_dir']); + break; + case WP_CONTENT_DIR . '/themes': + if ( ! $wp_filesystem->find_folder(WP_CONTENT_DIR . '/themes') ) + return new WP_Error('fs_no_themes_dir', $this->strings['fs_no_themes_dir']); + break; + default: + if ( ! $wp_filesystem->find_folder($dir) ) + return new WP_Error('fs_no_folder', sprintf($this->strings['fs_no_folder'], $dir)); + break; + } + } + return true; + } //end fs_connect(); + + function download_package($package) { + + if ( ! preg_match('!^(http|https|ftp)://!i', $package) && file_exists($package) ) //Local file or remote? + return $package; //must be a local file.. + + if ( empty($package) ) + return new WP_Error('no_package', $this->strings['no_package']); + + $this->skin->feedback('downloading_package', $package); + + $download_file = download_url($package); + + if ( is_wp_error($download_file) ) + return new WP_Error('download_failed', $this->strings['download_failed'], $download_file->get_error_message()); + + return $download_file; + } + + function unpack_package($package, $delete_package = true) { + global $wp_filesystem; + + $this->skin->feedback('unpack_package'); + + $upgrade_folder = $wp_filesystem->wp_content_dir() . 'upgrade/'; + + //Clean up contents of upgrade directory beforehand. + $upgrade_files = $wp_filesystem->dirlist($upgrade_folder); + if ( !empty($upgrade_files) ) { + foreach ( $upgrade_files as $file ) + $wp_filesystem->delete($upgrade_folder . $file['name'], true); + } + + //We need a working directory + $working_dir = $upgrade_folder . basename($package, '.zip'); + + // Clean up working directory + if ( $wp_filesystem->is_dir($working_dir) ) + $wp_filesystem->delete($working_dir, true); + + // Unzip package to working directory + $result = unzip_file($package, $working_dir); //TODO optimizations, Copy when Move/Rename would suffice? + + // Once extracted, delete the package if required. + if ( $delete_package ) + unlink($package); + + if ( is_wp_error($result) ) { + $wp_filesystem->delete($working_dir, true); + return $result; + } + + return $working_dir; + } + + function install_package($args = array()) { + global $wp_filesystem; + $defaults = array( 'source' => '', 'destination' => '', //Please always pass these + 'clear_destination' => false, 'clear_working' => false, + 'hook_extra' => array()); + + $args = wp_parse_args($args, $defaults); + extract($args); + + @set_time_limit( 300 ); + + if ( empty($source) || empty($destination) ) + return new WP_Error('bad_request', $this->strings['bad_request']); + + $this->skin->feedback('installing_package'); + + $res = apply_filters('upgrader_pre_install', true, $hook_extra); + if ( is_wp_error($res) ) + return $res; + + //Retain the Original source and destinations + $remote_source = $source; + $local_destination = $destination; + + $source_files = array_keys( $wp_filesystem->dirlist($remote_source) ); + $remote_destination = $wp_filesystem->find_folder($local_destination); + + //Locate which directory to copy to the new folder, This is based on the actual folder holding the files. + if ( 1 == count($source_files) && $wp_filesystem->is_dir( trailingslashit($source) . $source_files[0] . '/') ) //Only one folder? Then we want its contents. + $source = trailingslashit($source) . trailingslashit($source_files[0]); + elseif ( count($source_files) == 0 ) + return new WP_Error('bad_package', $this->strings['bad_package']); //There are no files? + //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. + + //Hook ability to change the source file location.. + $source = apply_filters('upgrader_source_selection', $source, $remote_source, $this); + if ( is_wp_error($source) ) + return $source; + + //Has the source location changed? If so, we need a new source_files list. + if ( $source !== $remote_source ) + $source_files = array_keys( $wp_filesystem->dirlist($source) ); + + //Protection against deleting files in any important base directories. + if ( in_array( $destination, array(ABSPATH, WP_CONTENT_DIR, WP_PLUGIN_DIR, WP_CONTENT_DIR . '/themes') ) ) { + $remote_destination = trailingslashit($remote_destination) . trailingslashit(basename($source)); + $destination = trailingslashit($destination) . trailingslashit(basename($source)); + } + + if ( $wp_filesystem->exists($remote_destination) ) { + if ( $clear_destination ) { + //We're going to clear the destination if theres something there + $this->skin->feedback('remove_old'); + $removed = $wp_filesystem->delete($remote_destination, true); + $removed = apply_filters('upgrader_clear_destination', $removed, $local_destination, $remote_destination, $hook_extra); + + if ( is_wp_error($removed) ) + return $removed; + else if ( ! $removed ) + return new WP_Error('remove_old_failed', $this->strings['remove_old_failed']); + } else { + //If we're not clearing the destination folder and something exists there allready, Bail. + //But first check to see if there are actually any files in the folder. + $_files = $wp_filesystem->dirlist($remote_destination); + if ( ! empty($_files) ) { + $wp_filesystem->delete($remote_source, true); //Clear out the source files. + return new WP_Error('folder_exists', $this->strings['folder_exists'], $remote_destination ); + } + } + } + + //Create destination if needed + if ( !$wp_filesystem->exists($remote_destination) ) + if ( !$wp_filesystem->mkdir($remote_destination, FS_CHMOD_DIR) ) + return new WP_Error('mkdir_failed', $this->strings['mkdir_failed'], $remote_destination); + + // Copy new version of item into place. + $result = copy_dir($source, $remote_destination); + if ( is_wp_error($result) ) { + if ( $clear_working ) + $wp_filesystem->delete($remote_source, true); + return $result; + } + + //Clear the Working folder? + if ( $clear_working ) + $wp_filesystem->delete($remote_source, true); + + $destination_name = basename( str_replace($local_destination, '', $destination) ); + if ( '.' == $destination_name ) + $destination_name = ''; + + $this->result = compact('local_source', 'source', 'source_name', 'source_files', 'destination', 'destination_name', 'local_destination', 'remote_destination', 'clear_destination', 'delete_source_dir'); + + $res = apply_filters('upgrader_post_install', true, $hook_extra, $this->result); + if ( is_wp_error($res) ) { + $this->result = $res; + return $res; + } + + //Bombard the calling function will all the info which we've just used. + return $this->result; + } + + function run($options) { + + $defaults = array( 'package' => '', //Please always pass this. + 'destination' => '', //And this + 'clear_destination' => false, + 'clear_working' => true, + 'is_multi' => false, + 'hook_extra' => array() //Pass any extra $hook_extra args here, this will be passed to any hooked filters. + ); + + $options = wp_parse_args($options, $defaults); + extract($options); + + //Connect to the Filesystem first. + $res = $this->fs_connect( array(WP_CONTENT_DIR, $destination) ); + if ( ! $res ) //Mainly for non-connected filesystem. + return false; + + if ( is_wp_error($res) ) { + $this->skin->error($res); + return $res; + } + + if ( !$is_multi ) // call $this->header separately if running multiple times + $this->skin->header(); + + $this->skin->before(); + + //Download the package (Note, This just returns the filename of the file if the package is a local file) + $download = $this->download_package( $package ); + if ( is_wp_error($download) ) { + $this->skin->error($download); + return $download; + } + + //Unzip's the file into a temporary directory + $working_dir = $this->unpack_package( $download ); + if ( is_wp_error($working_dir) ) { + $this->skin->error($working_dir); + return $working_dir; + } + + //With the given options, this installs it to the destination directory. + $result = $this->install_package( array( + 'source' => $working_dir, + 'destination' => $destination, + 'clear_destination' => $clear_destination, + 'clear_working' => $clear_working, + 'hook_extra' => $hook_extra + ) ); + $this->skin->set_result($result); + if ( is_wp_error($result) ) { + $this->skin->error($result); + $this->skin->feedback('process_failed'); + } else { + //Install Suceeded + $this->skin->feedback('process_success'); + } + $this->skin->after(); + + if ( !$is_multi ) + $this->skin->footer(); + + return $result; + } + + function maintenance_mode($enable = false) { + global $wp_filesystem; + $file = $wp_filesystem->abspath() . '.maintenance'; + if ( $enable ) { + $this->skin->feedback('maintenance_start'); + // Create maintenance file to signal that we are upgrading + $maintenance_string = ''; + $wp_filesystem->delete($file); + $wp_filesystem->put_contents($file, $maintenance_string, FS_CHMOD_FILE); + } else if ( !$enable && $wp_filesystem->exists($file) ) { + $this->skin->feedback('maintenance_end'); + $wp_filesystem->delete($file); + } + } + +} + +/** + * Plugin Upgrader class for WordPress Plugins, It is designed to upgrade/install plugins from a local zip, remote zip URL, or uploaded zip file. + * + * @TODO More Detailed docs, for methods as well. + * + * @package WordPress + * @subpackage Upgrader + * @since 2.8.0 + */ +class Plugin_Upgrader extends WP_Upgrader { + + var $result; + var $bulk = false; + var $show_before = ''; + + function upgrade_strings() { + $this->strings['up_to_date'] = __('The plugin is at the latest version.'); + $this->strings['no_package'] = __('Upgrade package not available.'); + $this->strings['downloading_package'] = __('Downloading update from %s.'); + $this->strings['unpack_package'] = __('Unpacking the update.'); + $this->strings['deactivate_plugin'] = __('Deactivating the plugin.'); + $this->strings['remove_old'] = __('Removing the old version of the plugin.'); + $this->strings['remove_old_failed'] = __('Could not remove the old plugin.'); + $this->strings['process_failed'] = __('Plugin upgrade Failed.'); + $this->strings['process_success'] = __('Plugin upgraded successfully.'); + } + + function install_strings() { + $this->strings['no_package'] = __('Install package not available.'); + $this->strings['downloading_package'] = __('Downloading install package from %s.'); + $this->strings['unpack_package'] = __('Unpacking the package.'); + $this->strings['installing_package'] = __('Installing the plugin.'); + $this->strings['process_failed'] = __('Plugin Install Failed.'); + $this->strings['process_success'] = __('Plugin Installed successfully.'); + } + + function install($package) { + + $this->init(); + $this->install_strings(); + + $this->run(array( + 'package' => $package, + 'destination' => WP_PLUGIN_DIR, + 'clear_destination' => false, //Do not overwrite files. + 'clear_working' => true, + 'hook_extra' => array() + )); + + // Force refresh of plugin update information + delete_transient('update_plugins'); + + } + + function upgrade($plugin) { + + $this->init(); + $this->upgrade_strings(); + + $current = get_transient( 'update_plugins' ); + if ( !isset( $current->response[ $plugin ] ) ) { + $this->skin->set_result(false); + $this->skin->error('up_to_date'); + $this->skin->after(); + return false; + } + + // Get the URL to the zip file + $r = $current->response[ $plugin ]; + + add_filter('upgrader_pre_install', array(&$this, 'deactivate_plugin_before_upgrade'), 10, 2); + add_filter('upgrader_clear_destination', array(&$this, 'delete_old_plugin'), 10, 4); + //'source_selection' => array(&$this, 'source_selection'), //theres a track ticket to move up the directory for zip's which are made a bit differently, useful for non-.org plugins. + + $this->run(array( + 'package' => $r->package, + 'destination' => WP_PLUGIN_DIR, + 'clear_destination' => true, + 'clear_working' => true, + 'hook_extra' => array( + 'plugin' => $plugin + ) + )); + + // Cleanup our hooks, incase something else does a upgrade on this connection. + remove_filter('upgrader_pre_install', array(&$this, 'deactivate_plugin_before_upgrade')); + remove_filter('upgrader_clear_destination', array(&$this, 'delete_old_plugin')); + + if ( ! $this->result || is_wp_error($this->result) ) + return $this->result; + + // Force refresh of plugin update information + delete_transient('update_plugins'); + } + + function bulk_upgrade($plugins) { + + $this->init(); + $this->bulk = true; + $this->upgrade_strings(); + + $current = get_transient( 'update_plugins' ); + + add_filter('upgrader_clear_destination', array(&$this, 'delete_old_plugin'), 10, 4); + + $this->skin->header(); + + // Connect to the Filesystem first. + $res = $this->fs_connect( array(WP_CONTENT_DIR, WP_PLUGIN_DIR) ); + if ( ! $res ) { + $this->skin->footer(); + return false; + } + + $this->maintenance_mode(true); + + $all = count($plugins); + $i = 1; + foreach ( $plugins as $plugin ) { + + $this->show_before = sprintf( '

' . __('Updating plugin %1$d of %2$d...') . '

', $i, $all ); + $i++; + + if ( !isset( $current->response[ $plugin ] ) ) { + $this->skin->set_result(false); + $this->skin->error('up_to_date'); + $this->skin->after(); + $results[$plugin] = false; + continue; + } + + // Get the URL to the zip file + $r = $current->response[ $plugin ]; + + $this->skin->plugin_active = is_plugin_active($plugin); + + $result = $this->run(array( + 'package' => $r->package, + 'destination' => WP_PLUGIN_DIR, + 'clear_destination' => true, + 'clear_working' => true, + 'is_multi' => true, + 'hook_extra' => array( + 'plugin' => $plugin + ) + )); + + $results[$plugin] = $this->result; + + // Prevent credentials auth screen from displaying multiple times + if ( false === $result ) + break; + } + $this->maintenance_mode(false); + $this->skin->footer(); + + // Cleanup our hooks, incase something else does a upgrade on this connection. + remove_filter('upgrader_clear_destination', array(&$this, 'delete_old_plugin')); + + // Force refresh of plugin update information + delete_transient('update_plugins'); + + return $results; + } + + //return plugin info. + function plugin_info() { + if ( ! is_array($this->result) ) + return false; + if ( empty($this->result['destination_name']) ) + return false; + + $plugin = get_plugins('/' . $this->result['destination_name']); //Ensure to pass with leading slash + if ( empty($plugin) ) + return false; + + $pluginfiles = array_keys($plugin); //Assume the requested plugin is the first in the list + + return $this->result['destination_name'] . '/' . $pluginfiles[0]; + } + + //Hooked to pre_install + function deactivate_plugin_before_upgrade($return, $plugin) { + + if ( is_wp_error($return) ) //Bypass. + return $return; + + $plugin = isset($plugin['plugin']) ? $plugin['plugin'] : ''; + if ( empty($plugin) ) + return new WP_Error('bad_request', $this->strings['bad_request']); + + if ( is_plugin_active($plugin) ) { + $this->skin->feedback('deactivate_plugin'); + //Deactivate the plugin silently, Prevent deactivation hooks from running. + deactivate_plugins($plugin, true); + } + } + + //Hooked to upgrade_clear_destination + function delete_old_plugin($removed, $local_destination, $remote_destination, $plugin) { + global $wp_filesystem; + + if ( is_wp_error($removed) ) + return $removed; //Pass errors through. + + $plugin = isset($plugin['plugin']) ? $plugin['plugin'] : ''; + if ( empty($plugin) ) + return new WP_Error('bad_request', $this->strings['bad_request']); + + $plugins_dir = $wp_filesystem->wp_plugins_dir(); + $this_plugin_dir = trailingslashit( dirname($plugins_dir . $plugin) ); + + if ( ! $wp_filesystem->exists($this_plugin_dir) ) //If its already vanished. + return $removed; + + // If plugin is in its own directory, recursively delete the directory. + if ( strpos($plugin, '/') && $this_plugin_dir != $plugins_dir ) //base check on if plugin includes directory seperator AND that its not the root plugin folder + $deleted = $wp_filesystem->delete($this_plugin_dir, true); + else + $deleted = $wp_filesystem->delete($plugins_dir . $plugin); + + if ( ! $deleted ) + return new WP_Error('remove_old_failed', $this->strings['remove_old_failed']); + + return $removed; + } +} + +/** + * Theme Upgrader class for WordPress Themes, It is designed to upgrade/install themes from a local zip, remote zip URL, or uploaded zip file. + * + * @TODO More Detailed docs, for methods as well. + * + * @package WordPress + * @subpackage Upgrader + * @since 2.8.0 + */ +class Theme_Upgrader extends WP_Upgrader { + + var $result; + + function upgrade_strings() { + $this->strings['up_to_date'] = __('The theme is at the latest version.'); + $this->strings['no_package'] = __('Upgrade package not available.'); + $this->strings['downloading_package'] = __('Downloading update from %s.'); + $this->strings['unpack_package'] = __('Unpacking the update.'); + $this->strings['remove_old'] = __('Removing the old version of the theme.'); + $this->strings['remove_old_failed'] = __('Could not remove the old theme.'); + $this->strings['process_failed'] = __('Theme upgrade Failed.'); + $this->strings['process_success'] = __('Theme upgraded successfully.'); + } + + function install_strings() { + $this->strings['no_package'] = __('Install package not available.'); + $this->strings['downloading_package'] = __('Downloading install package from %s.'); + $this->strings['unpack_package'] = __('Unpacking the package.'); + $this->strings['installing_package'] = __('Installing the theme.'); + $this->strings['process_failed'] = __('Theme Install Failed.'); + $this->strings['process_success'] = __('Theme Installed successfully.'); + } + + function install($package) { + + $this->init(); + $this->install_strings(); + + $options = array( + 'package' => $package, + 'destination' => WP_CONTENT_DIR . '/themes', + 'clear_destination' => false, //Do not overwrite files. + 'clear_working' => true + ); + + $this->run($options); + + if ( ! $this->result || is_wp_error($this->result) ) + return $this->result; + + // Force refresh of theme update information + delete_transient('update_themes'); + + if ( empty($result['destination_name']) ) + return false; + else + return $result['destination_name']; + } + + function upgrade($theme) { + + $this->init(); + $this->upgrade_strings(); + + // Is an update available? + $current = get_transient( 'update_themes' ); + if ( !isset( $current->response[ $theme ] ) ) { + $this->skin->set_result(false); + $this->skin->error('up_to_date'); + $this->skin->after(); + return false; + } + + $r = $current->response[ $theme ]; + + add_filter('upgrader_pre_install', array(&$this, 'current_before'), 10, 2); + add_filter('upgrader_post_install', array(&$this, 'current_after'), 10, 2); + add_filter('upgrader_clear_destination', array(&$this, 'delete_old_theme'), 10, 4); + + $options = array( + 'package' => $r['package'], + 'destination' => WP_CONTENT_DIR . '/themes', + 'clear_destination' => true, + 'clear_working' => true, + 'hook_extra' => array( + 'theme' => $theme + ) + ); + + $this->run($options); + + if ( ! $this->result || is_wp_error($this->result) ) + return $this->result; + + // Force refresh of theme update information + delete_transient('update_themes'); + + return true; + } + + function current_before($return, $theme) { + + if ( is_wp_error($return) ) + return $return; + + $theme = isset($theme['theme']) ? $theme['theme'] : ''; + + if ( $theme != get_stylesheet() ) //If not current + return $return; + //Change to maintainence mode now. + $this->maintenance_mode(true); + + return $return; + } + function current_after($return, $theme) { + if ( is_wp_error($return) ) + return $return; + + $theme = isset($theme['theme']) ? $theme['theme'] : ''; + + if ( $theme != get_stylesheet() ) //If not current + return $return; + + //Ensure stylesheet name hasnt changed after the upgrade: + if ( $theme == get_stylesheet() && $theme != $this->result['destination_name'] ) { + $theme_info = $this->theme_info(); + $stylesheet = $this->result['destination_name']; + $template = !empty($theme_info['Template']) ? $theme_info['Template'] : $stylesheet; + switch_theme($template, $stylesheet, true); + } + + //Time to remove maintainence mode + $this->maintenance_mode(false); + return $return; + } + + function delete_old_theme($removed, $local_destination, $remote_destination, $theme) { + global $wp_filesystem; + + $theme = isset($theme['theme']) ? $theme['theme'] : ''; + + if ( is_wp_error($removed) || empty($theme) ) + return $removed; //Pass errors through. + + $themes_dir = $wp_filesystem->wp_themes_dir(); + if ( $wp_filesystem->exists( trailingslashit($themes_dir) . $theme ) ) + if ( ! $wp_filesystem->delete( trailingslashit($themes_dir) . $theme, true ) ) + return false; + return true; + } + + function theme_info() { + if ( empty($this->result['destination_name']) ) + return false; + return get_theme_data(WP_CONTENT_DIR . '/themes/' . $this->result['destination_name'] . '/style.css'); + } + +} + +/** + * Core Upgrader class for WordPress. It allows for WordPress to upgrade itself in combiantion with the wp-admin/includes/update-core.php file + * + * @TODO More Detailed docs, for methods as well. + * + * @package WordPress + * @subpackage Upgrader + * @since 2.8.0 + */ +class Core_Upgrader extends WP_Upgrader { + + function upgrade_strings() { + $this->strings['up_to_date'] = __('WordPress is at the latest version.'); + $this->strings['no_package'] = __('Upgrade package not available.'); + $this->strings['downloading_package'] = __('Downloading update from %s.'); + $this->strings['unpack_package'] = __('Unpacking the update.'); + $this->strings['copy_failed'] = __('Could not copy files.'); + } + + function upgrade($current) { + global $wp_filesystem; + + $this->init(); + $this->upgrade_strings(); + + if ( !empty($feedback) ) + add_filter('update_feedback', $feedback); + + // Is an update available? + if ( !isset( $current->response ) || $current->response == 'latest' ) + return new WP_Error('up_to_date', $this->strings['up_to_date']); + + $res = $this->fs_connect( array(ABSPATH, WP_CONTENT_DIR) ); + if ( is_wp_error($res) ) + return $res; + + $wp_dir = trailingslashit($wp_filesystem->abspath()); + + $download = $this->download_package( $current->package ); + if ( is_wp_error($download) ) + return $download; + + $working_dir = $this->unpack_package( $download ); + if ( is_wp_error($working_dir) ) + return $working_dir; + + // Copy update-core.php from the new version into place. + if ( !$wp_filesystem->copy($working_dir . '/wordpress/wp-admin/includes/update-core.php', $wp_dir . 'wp-admin/includes/update-core.php', true) ) { + $wp_filesystem->delete($working_dir, true); + return new WP_Error('copy_failed', $this->strings['copy_failed']); + } + $wp_filesystem->chmod($wp_dir . 'wp-admin/includes/update-core.php', FS_CHMOD_FILE); + + require(ABSPATH . 'wp-admin/includes/update-core.php'); + + return update_core($working_dir, $wp_dir); + } + +} + +/** + * Generic Skin for the WordPress Upgrader classes. This skin is designed to be extended for specific purposes. + * + * @TODO More Detailed docs, for methods as well. + * + * @package WordPress + * @subpackage Upgrader + * @since 2.8.0 + */ +class WP_Upgrader_Skin { + + var $upgrader; + var $done_header = false; + + function WP_Upgrader_Skin($args = array()) { + return $this->__construct($args); + } + function __construct($args = array()) { + $defaults = array( 'url' => '', 'nonce' => '', 'title' => '', 'context' => false ); + $this->options = wp_parse_args($args, $defaults); + } + + function set_upgrader(&$upgrader) { + if ( is_object($upgrader) ) + $this->upgrader =& $upgrader; + } + function set_result($result) { + $this->result = $result; + } + + function request_filesystem_credentials($error = false) { + $url = $this->options['url']; + $context = $this->options['context']; + if ( !empty($this->options['nonce']) ) + $url = wp_nonce_url($url, $this->options['nonce']); + return request_filesystem_credentials($url, '', $error, $context); //Possible to bring inline, Leaving as is for now. + } + + function header() { + if ( $this->done_header ) + return; + $this->done_header = true; + echo '
'; + echo screen_icon(); + echo '

' . $this->options['title'] . '

'; + } + function footer() { + echo '
'; + } + + function error($errors) { + if ( ! $this->done_header ) + $this->header(); + if ( is_string($errors) ) { + $this->feedback($errors); + } elseif ( is_wp_error($errors) && $errors->get_error_code() ) { + foreach ( $errors->get_error_messages() as $message ) { + if ( $errors->get_error_data() ) + $this->feedback($message . ' ' . $errors->get_error_data() ); + else + $this->feedback($message); + } + } + } + + function feedback($string) { + if ( isset( $this->upgrader->strings[$string] ) ) + $string = $this->upgrader->strings[$string]; + + if ( strpos($string, '%') !== false ) { + $args = func_get_args(); + $args = array_splice($args, 1); + if ( !empty($args) ) + $string = vsprintf($string, $args); + } + if ( empty($string) ) + return; + show_message($string); + } + function before() {} + function after() {} + +} + +/** + * Plugin Upgrader Skin for WordPress Plugin Upgrades. + * + * @TODO More Detailed docs, for methods as well. + * + * @package WordPress + * @subpackage Upgrader + * @since 2.8.0 + */ +class Plugin_Upgrader_Skin extends WP_Upgrader_Skin { + var $plugin = ''; + var $plugin_active = false; + + function Plugin_Upgrader_Skin($args = array()) { + return $this->__construct($args); + } + + function __construct($args = array()) { + $defaults = array( 'url' => '', 'plugin' => '', 'nonce' => '', 'title' => __('Upgrade Plugin') ); + $args = wp_parse_args($args, $defaults); + + $this->plugin = $args['plugin']; + + $this->plugin_active = is_plugin_active($this->plugin); + + parent::__construct($args); + } + + function after() { + if ( $this->upgrader->bulk ) + return; + + $this->plugin = $this->upgrader->plugin_info(); + if( !empty($this->plugin) && !is_wp_error($this->result) && $this->plugin_active ){ + show_message(__('Attempting reactivation of the plugin')); + echo ''; + } + + $update_actions = array( + 'activate_plugin' => '' . __('Activate Plugin') . '', + 'plugins_page' => '' . __('Return to Plugins page') . '' + ); + if ( $this->plugin_active ) + unset( $update_actions['activate_plugin'] ); + if ( ! $this->result || is_wp_error($this->result) ) + unset( $update_actions['activate_plugin'] ); + + $update_actions = apply_filters('update_plugin_complete_actions', $update_actions, $this->plugin); + if ( ! empty($update_actions) ) + $this->feedback('' . __('Actions:') . ' ' . implode(' | ', (array)$update_actions)); + } + + function before() { + if ( $this->upgrader->show_before ) { + echo $this->upgrader->show_before; + $this->upgrader->show_before = ''; + } + } +} + +/** + * Plugin Installer Skin for WordPress Plugin Installer. + * + * @TODO More Detailed docs, for methods as well. + * + * @package WordPress + * @subpackage Upgrader + * @since 2.8.0 + */ +class Plugin_Installer_Skin extends WP_Upgrader_Skin { + var $api; + var $type; + + function Plugin_Installer_Skin($args = array()) { + return $this->__construct($args); + } + + function __construct($args = array()) { + $defaults = array( 'type' => 'web', 'url' => '', 'plugin' => '', 'nonce' => '', 'title' => '' ); + $args = wp_parse_args($args, $defaults); + + $this->type = $args['type']; + $this->api = isset($args['api']) ? $args['api'] : array(); + + parent::__construct($args); + } + + function before() { + if ( !empty($this->api) ) + $this->upgrader->strings['process_success'] = sprintf( __('Successfully installed the plugin %s %s.'), $this->api->name, $this->api->version); + } + + function after() { + + $plugin_file = $this->upgrader->plugin_info(); + + $install_actions = array( + 'activate_plugin' => '' . __('Activate Plugin') . '', + ); + + if ( $this->type == 'web' ) + $install_actions['plugins_page'] = '' . __('Return to Plugin Installer') . ''; + else + $install_actions['plugins_page'] = '' . __('Return to Plugins page') . ''; + + + if ( ! $this->result || is_wp_error($this->result) ) + unset( $install_actions['activate_plugin'] ); + + $install_actions = apply_filters('install_plugin_complete_actions', $install_actions, $this->api, $plugin_file); + if ( ! empty($install_actions) ) + $this->feedback('' . __('Actions:') . ' ' . implode(' | ', (array)$install_actions)); + } +} + +/** + * Theme Installer Skin for the WordPress Theme Installer. + * + * @TODO More Detailed docs, for methods as well. + * + * @package WordPress + * @subpackage Upgrader + * @since 2.8.0 + */ +class Theme_Installer_Skin extends WP_Upgrader_Skin { + var $api; + var $type; + + function Theme_Installer_Skin($args = array()) { + return $this->__construct($args); + } + + function __construct($args = array()) { + $defaults = array( 'type' => 'web', 'url' => '', 'theme' => '', 'nonce' => '', 'title' => '' ); + $args = wp_parse_args($args, $defaults); + + $this->type = $args['type']; + $this->api = isset($args['api']) ? $args['api'] : array(); + + parent::__construct($args); + } + + function before() { + if ( !empty($this->api) ) { + /* translators: 1: theme name, 2: version */ + $this->upgrader->strings['process_success'] = sprintf( __('Successfully installed the theme %1$s %2$s.'), $this->api->name, $this->api->version); + } + } + + function after() { + if ( empty($this->upgrader->result['destination_name']) ) + return; + + $theme_info = $this->upgrader->theme_info(); + if ( empty($theme_info) ) + return; + $name = $theme_info['Name']; + $stylesheet = $this->upgrader->result['destination_name']; + $template = !empty($theme_info['Template']) ? $theme_info['Template'] : $stylesheet; + + $preview_link = htmlspecialchars( add_query_arg( array('preview' => 1, 'template' => $template, 'stylesheet' => $stylesheet, 'TB_iframe' => 'true' ), trailingslashit(esc_url(get_option('home'))) ) ); + $activate_link = wp_nonce_url("themes.php?action=activate&template=" . urlencode($template) . "&stylesheet=" . urlencode($stylesheet), 'switch-theme_' . $template); + + $install_actions = array( + 'preview' => '' . __('Preview') . '', + 'activate' => '' . __('Activate') . '' + ); + + if ( $this->type == 'web' ) + $install_actions['themes_page'] = '' . __('Return to Theme Installer') . ''; + else + $install_actions['themes_page'] = '' . __('Return to Themes page') . ''; + + if ( ! $this->result || is_wp_error($this->result) ) + unset( $install_actions['activate'], $install_actions['preview'] ); + + $install_actions = apply_filters('install_theme_complete_actions', $install_actions, $this->api, $stylesheet, $theme_info); + if ( ! empty($install_actions) ) + $this->feedback('' . __('Actions:') . ' ' . implode(' | ', (array)$install_actions)); + } +} + +/** + * Theme Upgrader Skin for WordPress Theme Upgrades. + * + * @TODO More Detailed docs, for methods as well. + * + * @package WordPress + * @subpackage Upgrader + * @since 2.8.0 + */ +class Theme_Upgrader_Skin extends WP_Upgrader_Skin { + var $theme = ''; + + function Theme_Upgrader_Skin($args = array()) { + return $this->__construct($args); + } + + function __construct($args = array()) { + $defaults = array( 'url' => '', 'theme' => '', 'nonce' => '', 'title' => __('Upgrade Theme') ); + $args = wp_parse_args($args, $defaults); + + $this->theme = $args['theme']; + + parent::__construct($args); + } + + function after() { + + if ( !empty($this->upgrader->result['destination_name']) && + ($theme_info = $this->upgrader->theme_info()) && + !empty($theme_info) ) { + + $name = $theme_info['Name']; + $stylesheet = $this->upgrader->result['destination_name']; + $template = !empty($theme_info['Template']) ? $theme_info['Template'] : $stylesheet; + + $preview_link = htmlspecialchars( add_query_arg( array('preview' => 1, 'template' => $template, 'stylesheet' => $stylesheet, 'TB_iframe' => 'true' ), trailingslashit(esc_url(get_option('home'))) ) ); + $activate_link = wp_nonce_url("themes.php?action=activate&template=" . urlencode($template) . "&stylesheet=" . urlencode($stylesheet), 'switch-theme_' . $template); + + $update_actions = array( + 'preview' => '' . __('Preview') . '', + 'activate' => '' . __('Activate') . '', + ); + if ( ( ! $this->result || is_wp_error($this->result) ) || $stylesheet == get_stylesheet() ) + unset($update_actions['preview'], $update_actions['activate']); + } + + $update_actions['themes_page'] = '' . __('Return to Themes page') . ''; + + $update_actions = apply_filters('update_theme_complete_actions', $update_actions, $this->theme); + if ( ! empty($update_actions) ) + $this->feedback('' . __('Actions:') . ' ' . implode(' | ', (array)$update_actions)); + } +} + +/** + * 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. + * + * @TODO More Detailed docs, for methods as well. + * + * @package WordPress + * @subpackage Upgrader + * @since 2.8.0 + */ +class File_Upload_Upgrader { + var $package; + var $filename; + + function File_Upload_Upgrader($form, $urlholder) { + return $this->__construct($form, $urlholder); + } + function __construct($form, $urlholder) { + if ( ! ( ( $uploads = wp_upload_dir() ) && false === $uploads['error'] ) ) + wp_die($uploads['error']); + + if ( empty($_FILES[$form]['name']) && empty($_GET[$urlholder]) ) + wp_die(__('Please select a file')); + + if ( !empty($_FILES) ) + $this->filename = $_FILES[$form]['name']; + else if ( isset($_GET[$urlholder]) ) + $this->filename = $_GET[$urlholder]; + + //Handle a newly uploaded file, Else assume its already been uploaded + if ( !empty($_FILES) ) { + $this->filename = wp_unique_filename( $uploads['basedir'], $this->filename ); + $this->package = $uploads['basedir'] . '/' . $this->filename; + + // Move the file to the uploads dir + if ( false === @ move_uploaded_file( $_FILES[$form]['tmp_name'], $this->package) ) + wp_die( sprintf( __('The uploaded file could not be moved to %s.' ), $uploads['path'])); + } else { + $this->package = $uploads['basedir'] . '/' . $this->filename; + } + } +}