<?php

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/*************************************************************

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* installer.class.php

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* Upgrade WordPress

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* Copyright (c) 2011 Prelovac Media

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* www.prelovac.com

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**************************************************************/

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class MMB_Installer extends MMB_Core

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{

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public function __construct()

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{

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@set_time_limit(600);

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parent::__construct();

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@include_once ABSPATH.'wp-admin/includes/file.php';

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@include_once ABSPATH.'wp-admin/includes/plugin.php';

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@include_once ABSPATH.'wp-admin/includes/theme.php';

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@include_once ABSPATH.'wp-admin/includes/misc.php';

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@include_once ABSPATH.'wp-admin/includes/template.php';

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@include_once ABSPATH.'wp-admin/includes/class-wp-upgrader.php';

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global $wp_filesystem;

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if (!$this->check_if_pantheon() && !$wp_filesystem) {

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WP_Filesystem();

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}

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}

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public function mmb_maintenance_mode($enable = false, $maintenance_message = '')

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{

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global $wp_filesystem;

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$maintenance_message .= '<?php $upgrading = '.time().'; ?>';

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$file = $wp_filesystem->abspath().'.maintenance';

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if ($enable) {

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$wp_filesystem->delete($file);

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$wp_filesystem->put_contents($file, $maintenance_message, FS_CHMOD_FILE);

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} else {

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$wp_filesystem->delete($file);

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}

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}

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public function install_remote_file($params)

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{

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global $wp_filesystem;

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extract($params);

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$network_activate = isset($params['network_activate']) ? $params['network_activate'] : false;

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if (!isset($package) || empty($package)) {

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return array(

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'error' => '<p>No files received. Internal error.</p>',

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);

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}

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if (!$this->is_server_writable()) {

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return array(

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'error' => 'Failed, please <a target="_blank" href="http://managewp.com/user-guide/faq/my-pluginsthemes-fail-to-update-or-i-receive-a-yellow-ftp-warning">add FTP details</a>',

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);

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}

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if (defined('WP_INSTALLING') && file_exists(ABSPATH.'.maintenance')) {

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return array(

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'error' => '<p>Site under maintanace.</p>',

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);

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}

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if (!class_exists('WP_Upgrader')) {

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include_once ABSPATH.'wp-admin/includes/class-wp-upgrader.php';

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}

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/** @handled class */

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$upgrader = new WP_Upgrader(mwp_container()->getUpdaterSkin());

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$upgrader->init();

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$destination = $type == 'themes' ? WP_CONTENT_DIR.'/themes' : WP_PLUGIN_DIR;

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$clear_destination = isset($clear_destination) ? $clear_destination : false;

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foreach ($package as $package_url) {

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$key = basename($package_url);

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$install_info[$key] = @$upgrader->run(

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array(

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'package' => $package_url,

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'destination' => $destination,

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'clear_destination' => $clear_destination, //Do not overwrite files.

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'clear_working' => true,

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'hook_extra' => array(),

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)

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);

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}

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if (defined('WP_ADMIN') && WP_ADMIN) {

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global $wp_current_filter;

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$wp_current_filter[] = 'load-update-core.php';

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if (function_exists('wp_clean_update_cache')) {

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/** @handled function */

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wp_clean_update_cache();

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}

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/** @handled function */

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wp_update_plugins();

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array_pop($wp_current_filter);

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/** @handled function */

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set_current_screen();

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do_action('load-update-core.php');

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/** @handled function */

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wp_version_check();

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/** @handled function */

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wp_version_check(array(), true);

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}

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$wrongFileType = false;

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if ($type == 'plugins') {

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$wrongFileType = true;

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include_once ABSPATH.'wp-admin/includes/plugin.php';

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$all_plugins = get_plugins();

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foreach ($all_plugins as $plugin_slug => $plugin) {

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$plugin_dir = preg_split('/\//', $plugin_slug);

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foreach ($install_info as $key => $install) {

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if (!$install || is_wp_error($install)) {

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continue;

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}

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if ($install['destination_name'] == $plugin_dir[0]) {

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$wrongFileType = false;

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if ($activate) {

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$install_info[$key]['activated'] = activate_plugin($plugin_slug, '', $network_activate);

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}

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$install_info[$key]['basename'] = $plugin_slug;

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$install_info[$key]['full_name'] = $plugin['Name'];

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$install_info[$key]['version'] = $plugin['Version'];

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}

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}

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}

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}

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if ($type == 'themes') {

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$wrongFileType = true;

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if (count($install_info) == 1) {

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global $wp_themes;

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include_once ABSPATH.'wp-includes/theme.php';

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$wp_themes = null;

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unset($wp_themes); //prevent theme data caching

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if (function_exists('wp_get_theme')) {

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foreach ($install_info as $key => $install) {

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if (!$install || is_wp_error($install)) {

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continue;

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}

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$theme = wp_get_theme($install['destination_name']);

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if ($theme->errors() !== false) {

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$install_info[$key] = $theme->errors();

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continue;

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}

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$wrongFileType = false;

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if ($activate) {

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$install_info[$key]['activated'] = switch_theme($theme->Template, $theme->Stylesheet);

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}

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$install_info[$key]['full_name'] = $theme->name;

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$install_info[$key]['version'] = $theme->version;

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}

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} else {

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$all_themes = get_themes();

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foreach ($all_themes as $theme_name => $theme_data) {

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foreach ($install_info as $key => $install) {

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if (!$install || is_wp_error($install)) {

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continue;

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}

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if ($theme_data['Template'] == $install['destination_name'] || $theme_data['Stylesheet'] == $install['destination_name']) {

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$wrongFileType = false;

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if ($activate) {

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$install_info[$key]['activated'] = switch_theme($theme_data['Template'], $theme_data['Stylesheet']);

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}

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$install_info[$key]['full_name'] = $theme_data->name;

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$install_info[$key]['version'] = $theme_data->version;

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}

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}

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}

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}

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}

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}

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// Can generate "E_NOTICE: ob_clean(): failed to delete buffer. No buffer to delete."

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@ob_clean();

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$this->mmb_maintenance_mode(false);

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if (mwp_container()->getRequestStack()->getMasterRequest()->getProtocol() >= 1) {

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// WP_Error won't get JSON encoded, so unwrap the error here.

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foreach ($install_info as $key => $value) {

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if ($value instanceof WP_Error) {

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$install_info[$key] = array(

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'error' => $value->get_error_message(),

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'code' => $value->get_error_code(),

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);

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} elseif ($wrongFileType) {

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$otherType = $type === 'themes' ? 'plugins' : $type;

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$install_info[$key] = array(

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'error' => 'You can\'t install '.$type.' on '.$otherType.' page.',

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'code' => 'wrong_type_of_file',

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);

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}

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}

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}

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return $install_info;

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}

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private function ithemes_updater_compatiblity()

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{

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// Check for the iThemes updater class

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if (empty($GLOBALS['ithemes_updater_path']) ||

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!file_exists($GLOBALS['ithemes_updater_path'].'/settings.php')

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) {

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return;

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}

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// Include iThemes updater

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require_once $GLOBALS['ithemes_updater_path'].'/settings.php';

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// Check if the updater is instantiated

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if (empty($GLOBALS['ithemes-updater-settings'])) {

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return;

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}

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// Update the download link

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$GLOBALS['ithemes-updater-settings']->flush('forced');

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}

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public function do_upgrade($params = null)

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{

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if ($params == null || empty($params)) {

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return array(

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'error' => 'No upgrades passed.',

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);

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}

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if (!$this->is_server_writable()) {

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return array(

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'error' => 'Failed, please <a target="_blank" href="http://managewp.com/user-guide/faq/my-pluginsthemes-fail-to-update-or-i-receive-a-yellow-ftp-warning">add FTP details</a>',

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);

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}

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$params = isset($params['upgrades_all']) ? $params['upgrades_all'] : $params;

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$core_upgrade = isset($params['wp_upgrade']) ? $params['wp_upgrade'] : array();

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$upgrade_plugins = isset($params['upgrade_plugins']) ? $params['upgrade_plugins'] : array();

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$upgrade_themes = isset($params['upgrade_themes']) ? $params['upgrade_themes'] : array();

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$upgrade_translations = isset($params['upgrade_translations']) ? $params['upgrade_translations'] : false;

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$upgrades = array();

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$premium_upgrades = array();

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if (!empty($core_upgrade)) {

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$upgrades['core'] = $this->upgrade_core($core_upgrade);

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}

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if (!empty($upgrade_plugins)) {

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$plugin_files = array();

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$this->ithemes_updater_compatiblity();

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foreach ($upgrade_plugins as $plugin) {

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if (isset($plugin['envatoPlugin']) && $plugin['envatoPlugin'] === true) {

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$upgrades['plugins'] = $this->upgrade_envato_component($plugin);

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continue;

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}

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if (isset($plugin['file'])) {

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$plugin_files[$plugin['file']] = $plugin['old_version'];

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} else {

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$premium_upgrades[md5($plugin['name'])] = $plugin;

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}

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}

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if (!empty($plugin_files)) {

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$upgrades['plugins'] = $this->upgrade_plugins($plugin_files);

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}

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$this->ithemes_updater_compatiblity();

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}

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if (!empty($upgrade_themes)) {

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$theme_temps = array();

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foreach ($upgrade_themes as $theme) {

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if (isset($theme['envatoTheme']) && $theme['envatoTheme'] === true) {

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$upgrades['themes'] = $this->upgrade_envato_component($theme);

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continue;

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}

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if (isset($theme['theme_tmp'])) {

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$theme_temps[] = $theme['theme_tmp'];

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} else {

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$premium_upgrades[md5($theme['name'])] = $theme;

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}

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}

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if (!empty($theme_temps)) {

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$upgrades['themes'] = $this->upgrade_themes($theme_temps);

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}

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}

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if (!empty($upgrade_translations)) {

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$upgrades['translations'] = $this->upgrade_translations();

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}

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@ob_clean();

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$this->mmb_maintenance_mode(false);

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return $upgrades;

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}

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/**

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* @param array $component

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*

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* @return array

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*/

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private function upgrade_envato_component(array $component)

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{

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$result = $this->install_remote_file($component);

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$return = array();

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if (empty($result)) {

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return array(

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'error' => 'Upgrade failed.',

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);

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}

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foreach ($result as $component_slug => $component_info) {

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if (!$component_info || is_wp_error($component_info)) {

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$return[$component_slug] = $this->mmb_get_error($component_info);

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continue;

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}

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$return[$component_info['destination_name']] = 1;

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}

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return array(

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'upgraded' => $return,

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);

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}

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[343] Fix | Delete

/**

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* Upgrades WordPress locally

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*/

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public function upgrade_core($current)

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{

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ob_start();

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if (file_exists(ABSPATH.'/wp-admin/includes/update.php')) {

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include_once ABSPATH.'/wp-admin/includes/update.php';

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}

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$current_update = false;

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ob_end_flush();

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ob_end_clean();

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$core = $this->mmb_get_transient('update_core');

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if (isset($core->updates) && !empty($core->updates)) {

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$updates = $core->updates[0];

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$updated = $core->updates[0];

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if (!isset($updated->response) || $updated->response == 'latest') {

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return array(

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'upgraded' => ' updated',

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);

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}

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if ($updated->response == "development" && $current['response'] == "upgrade") {

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return array(

[370] Fix | Delete

'error' => '<font color="#900">Unexpected error. Please upgrade manually.</font>',

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);

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} else {

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if ($updated->response == $current['response'] || ($updated->response == "upgrade" && $current['response'] == "development")) {

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if ($updated->locale != $current['locale']) {

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foreach ($updates as $update) {

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if ($update->locale == $current['locale']) {

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$current_update = $update;

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break;

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}

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}

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if ($current_update == false) {

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return array(

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'error' => ' Localization mismatch. Try again.',

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);

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}

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} else {

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$current_update = $updated;

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}

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} else {

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return array(

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'error' => ' Transient mismatch. Try again.',

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);

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}

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}

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} else {

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return array(

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'error' => ' Refresh transient failed. Try again.',

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);

[399] Fix | Delete

}

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if ($current_update != false) {

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global $wp_filesystem, $wp_version;

[402] Fix | Delete

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if (version_compare($wp_version, '3.1.9', '>')) {

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if (!class_exists('Core_Upgrader')) {

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include_once ABSPATH.'wp-admin/includes/class-wp-upgrader.php';

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}

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/** @handled class */

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$core = new Core_Upgrader(mwp_container()->getUpdaterSkin());

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$result = $core->upgrade($current_update);

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$this->mmb_maintenance_mode(false);

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if (is_wp_error($result)) {

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return array(

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'error' => $this->mmb_get_error($result),

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);

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} else {

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return array(

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'upgraded' => ' updated',

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);

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}

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} else {

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if (!class_exists('WP_Upgrader')) {

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include_once ABSPATH.'wp-admin/includes/update.php';

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if (function_exists('wp_update_core')) {

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$result = wp_update_core($current_update);

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if (is_wp_error($result)) {

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return array(

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'error' => $this->mmb_get_error($result),

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);

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} else {

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return array(

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'upgraded' => ' updated',

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);

[434] Fix | Delete

}

[435] Fix | Delete

}

[436] Fix | Delete

}

[437] Fix | Delete

[438] Fix | Delete

if (class_exists('WP_Upgrader')) {

[439] Fix | Delete

/** @handled class */

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$upgrader_skin = new WP_Upgrader_Skin();

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$upgrader_skin->done_header = true;

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/** @handled class */

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$upgrader = new WP_Upgrader($upgrader_skin);

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[446] Fix | Delete

// Is an update available?

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if (!isset($current_update->response) || $current_update->response == 'latest') {

[448] Fix | Delete

return array(

[449] Fix | Delete

'upgraded' => ' updated',

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);

[451] Fix | Delete

}

[452] Fix | Delete

[453] Fix | Delete

$res = $upgrader->fs_connect(

[454] Fix | Delete

array(

[455] Fix | Delete

ABSPATH,

[456] Fix | Delete

WP_CONTENT_DIR,

[457] Fix | Delete

)

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);

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if (is_wp_error($res)) {

[460] Fix | Delete

return array(

[461] Fix | Delete

'error' => $this->mmb_get_error($res),

[462] Fix | Delete

);

[463] Fix | Delete

}

[464] Fix | Delete

[465] Fix | Delete

$wp_dir = trailingslashit($wp_filesystem->abspath());

[466] Fix | Delete

[467] Fix | Delete

$core_package = false;

[468] Fix | Delete

if (isset($current_update->package) && !empty($current_update->package)) {

[469] Fix | Delete

$core_package = $current_update->package;

[470] Fix | Delete

} elseif (isset($current_update->packages->full) && !empty($current_update->packages->full)) {

[471] Fix | Delete

$core_package = $current_update->packages->full;

[472] Fix | Delete

}

[473] Fix | Delete

[474] Fix | Delete

$download = $upgrader->download_package($core_package);

[475] Fix | Delete

if (is_wp_error($download)) {

[476] Fix | Delete

return array(

[477] Fix | Delete

'error' => $this->mmb_get_error($download),

[478] Fix | Delete

);

[479] Fix | Delete

}

[480] Fix | Delete

[481] Fix | Delete

$working_dir = $upgrader->unpack_package($download);

[482] Fix | Delete

if (is_wp_error($working_dir)) {

[483] Fix | Delete

return array(

[484] Fix | Delete

'error' => $this->mmb_get_error($working_dir),

[485] Fix | Delete

);

[486] Fix | Delete

}

[487] Fix | Delete

[488] Fix | Delete

if (!$wp_filesystem->copy($working_dir.'/wordpress/wp-admin/includes/update-core.php', $wp_dir.'wp-admin/includes/update-core.php', true)) {

[489] Fix | Delete

$wp_filesystem->delete($working_dir, true);

[490] Fix | Delete

[491] Fix | Delete

return array(

[492] Fix | Delete

'error' => 'Unable to move update files.',

[493] Fix | Delete

);

[494] Fix | Delete

}

[495] Fix | Delete

[496] Fix | Delete

$wp_filesystem->chmod($wp_dir.'wp-admin/includes/update-core.php', FS_CHMOD_FILE);

[497] Fix | Delete

[498] Fix | Delete

require ABSPATH.'wp-admin/includes/update-core.php';

[499] Fix | Delete