1492 lines
50 KiB
PHP
1492 lines
50 KiB
PHP
<?php
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/**
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* A File upgrader class for WordPress.
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*
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* This set of classes are designed to be used to upgrade/install a local set of files on the filesystem via the Filesystem Abstraction classes.
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*
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* @link http://trac.wordpress.org/ticket/7875 consolidate plugin/theme/core upgrade/install functions
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*
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* @package WordPress
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* @subpackage Upgrader
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* @since 2.8.0
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*/
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require ABSPATH . 'wp-admin/includes/class-wp-upgrader-skins.php';
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/**
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* WordPress Upgrader class for Upgrading/Installing a local set of files via the Filesystem Abstraction classes from a Zip file.
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*
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* @package WordPress
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* @subpackage Upgrader
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* @since 2.8.0
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*/
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class WP_Upgrader {
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var $strings = array();
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var $skin = null;
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var $result = array();
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function __construct($skin = null) {
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if ( null == $skin )
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$this->skin = new WP_Upgrader_Skin();
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else
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$this->skin = $skin;
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}
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function init() {
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$this->skin->set_upgrader($this);
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$this->generic_strings();
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}
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function generic_strings() {
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$this->strings['bad_request'] = __('Invalid Data provided.');
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$this->strings['fs_unavailable'] = __('Could not access filesystem.');
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$this->strings['fs_error'] = __('Filesystem error.');
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$this->strings['fs_no_root_dir'] = __('Unable to locate WordPress Root directory.');
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$this->strings['fs_no_content_dir'] = __('Unable to locate WordPress Content directory (wp-content).');
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$this->strings['fs_no_plugins_dir'] = __('Unable to locate WordPress Plugin directory.');
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$this->strings['fs_no_themes_dir'] = __('Unable to locate WordPress Theme directory.');
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/* translators: %s: directory name */
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$this->strings['fs_no_folder'] = __('Unable to locate needed folder (%s).');
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$this->strings['download_failed'] = __('Download failed.');
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$this->strings['installing_package'] = __('Installing the latest version…');
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$this->strings['no_files'] = __('The package contains no files.');
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$this->strings['folder_exists'] = __('Destination folder already exists.');
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$this->strings['mkdir_failed'] = __('Could not create directory.');
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$this->strings['incompatible_archive'] = __('The package could not be installed.');
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$this->strings['maintenance_start'] = __('Enabling Maintenance mode…');
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$this->strings['maintenance_end'] = __('Disabling Maintenance mode…');
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}
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function fs_connect( $directories = array() ) {
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global $wp_filesystem;
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if ( false === ($credentials = $this->skin->request_filesystem_credentials()) )
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return false;
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if ( ! WP_Filesystem($credentials) ) {
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$error = true;
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if ( is_object($wp_filesystem) && $wp_filesystem->errors->get_error_code() )
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$error = $wp_filesystem->errors;
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$this->skin->request_filesystem_credentials($error); //Failed to connect, Error and request again
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return false;
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}
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if ( ! is_object($wp_filesystem) )
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return new WP_Error('fs_unavailable', $this->strings['fs_unavailable'] );
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if ( is_wp_error($wp_filesystem->errors) && $wp_filesystem->errors->get_error_code() )
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return new WP_Error('fs_error', $this->strings['fs_error'], $wp_filesystem->errors);
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foreach ( (array)$directories as $dir ) {
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switch ( $dir ) {
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case ABSPATH:
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if ( ! $wp_filesystem->abspath() )
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return new WP_Error('fs_no_root_dir', $this->strings['fs_no_root_dir']);
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break;
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case WP_CONTENT_DIR:
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if ( ! $wp_filesystem->wp_content_dir() )
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return new WP_Error('fs_no_content_dir', $this->strings['fs_no_content_dir']);
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break;
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case WP_PLUGIN_DIR:
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if ( ! $wp_filesystem->wp_plugins_dir() )
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return new WP_Error('fs_no_plugins_dir', $this->strings['fs_no_plugins_dir']);
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break;
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case get_theme_root():
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if ( ! $wp_filesystem->wp_themes_dir() )
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return new WP_Error('fs_no_themes_dir', $this->strings['fs_no_themes_dir']);
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break;
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default:
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if ( ! $wp_filesystem->find_folder($dir) )
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return new WP_Error( 'fs_no_folder', sprintf( $this->strings['fs_no_folder'], esc_html( basename( $dir ) ) ) );
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break;
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}
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}
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return true;
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} //end fs_connect();
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function download_package($package) {
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/**
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* Filter whether to return the package.
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*
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* @since 3.7.0
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*
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* @param bool $reply Whether to bail without returning the package. Default is false.
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* @param string $package The package file name.
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* @param object $this The WP_Upgrader instance.
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*/
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$reply = apply_filters( 'upgrader_pre_download', false, $package, $this );
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if ( false !== $reply )
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return $reply;
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if ( ! preg_match('!^(http|https|ftp)://!i', $package) && file_exists($package) ) //Local file or remote?
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return $package; //must be a local file..
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if ( empty($package) )
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return new WP_Error('no_package', $this->strings['no_package']);
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$this->skin->feedback('downloading_package', $package);
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$download_file = download_url($package);
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if ( is_wp_error($download_file) )
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return new WP_Error('download_failed', $this->strings['download_failed'], $download_file->get_error_message());
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return $download_file;
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}
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function unpack_package($package, $delete_package = true) {
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global $wp_filesystem;
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$this->skin->feedback('unpack_package');
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$upgrade_folder = $wp_filesystem->wp_content_dir() . 'upgrade/';
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//Clean up contents of upgrade directory beforehand.
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$upgrade_files = $wp_filesystem->dirlist($upgrade_folder);
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if ( !empty($upgrade_files) ) {
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foreach ( $upgrade_files as $file )
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$wp_filesystem->delete($upgrade_folder . $file['name'], true);
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}
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//We need a working directory
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$working_dir = $upgrade_folder . basename($package, '.zip');
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// Clean up working directory
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if ( $wp_filesystem->is_dir($working_dir) )
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$wp_filesystem->delete($working_dir, true);
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// Unzip package to working directory
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$result = unzip_file($package, $working_dir); //TODO optimizations, Copy when Move/Rename would suffice?
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// Once extracted, delete the package if required.
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if ( $delete_package )
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unlink($package);
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if ( is_wp_error($result) ) {
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$wp_filesystem->delete($working_dir, true);
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if ( 'incompatible_archive' == $result->get_error_code() ) {
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return new WP_Error( 'incompatible_archive', $this->strings['incompatible_archive'], $result->get_error_data() );
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}
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return $result;
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}
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return $working_dir;
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}
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function install_package( $args = array() ) {
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global $wp_filesystem, $wp_theme_directories;
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$defaults = array(
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'source' => '', // Please always pass this
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'destination' => '', // and this
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'clear_destination' => false,
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'clear_working' => false,
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'abort_if_destination_exists' => true,
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'hook_extra' => array()
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);
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$args = wp_parse_args($args, $defaults);
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extract($args);
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@set_time_limit( 300 );
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if ( empty($source) || empty($destination) )
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return new WP_Error('bad_request', $this->strings['bad_request']);
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$this->skin->feedback('installing_package');
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$res = apply_filters('upgrader_pre_install', true, $hook_extra);
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if ( is_wp_error($res) )
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return $res;
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//Retain the Original source and destinations
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$remote_source = $source;
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$local_destination = $destination;
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$source_files = array_keys( $wp_filesystem->dirlist($remote_source) );
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$remote_destination = $wp_filesystem->find_folder($local_destination);
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//Locate which directory to copy to the new folder, This is based on the actual folder holding the files.
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if ( 1 == count($source_files) && $wp_filesystem->is_dir( trailingslashit($source) . $source_files[0] . '/') ) //Only one folder? Then we want its contents.
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$source = trailingslashit($source) . trailingslashit($source_files[0]);
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elseif ( count($source_files) == 0 )
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return new WP_Error( 'incompatible_archive', $this->strings['incompatible_archive'], $this->strings['no_files'] ); //There are no files?
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else //It's only a single file, the upgrader will use the foldername of this file as the destination folder. foldername is based on zip filename.
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$source = trailingslashit($source);
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//Hook ability to change the source file location..
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$source = apply_filters('upgrader_source_selection', $source, $remote_source, $this);
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if ( is_wp_error($source) )
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return $source;
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//Has the source location changed? If so, we need a new source_files list.
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if ( $source !== $remote_source )
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$source_files = array_keys( $wp_filesystem->dirlist($source) );
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// Protection against deleting files in any important base directories.
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// Theme_Upgrader & Plugin_Upgrader also trigger this, as they pass the destination directory (WP_PLUGIN_DIR / wp-content/themes)
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// intending to copy the directory into the directory, whilst they pass the source as the actual files to copy.
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$protected_directories = array( ABSPATH, WP_CONTENT_DIR, WP_PLUGIN_DIR, WP_CONTENT_DIR . '/themes' );
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if ( is_array( $wp_theme_directories ) )
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$protected_directories = array_merge( $protected_directories, $wp_theme_directories );
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if ( in_array( $destination, $protected_directories ) ) {
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$remote_destination = trailingslashit($remote_destination) . trailingslashit(basename($source));
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$destination = trailingslashit($destination) . trailingslashit(basename($source));
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}
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if ( $clear_destination ) {
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//We're going to clear the destination if there's something there
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$this->skin->feedback('remove_old');
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$removed = true;
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if ( $wp_filesystem->exists($remote_destination) )
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$removed = $wp_filesystem->delete($remote_destination, true);
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$removed = apply_filters('upgrader_clear_destination', $removed, $local_destination, $remote_destination, $hook_extra);
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if ( is_wp_error($removed) )
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return $removed;
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else if ( ! $removed )
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return new WP_Error('remove_old_failed', $this->strings['remove_old_failed']);
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} elseif ( $abort_if_destination_exists && $wp_filesystem->exists($remote_destination) ) {
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//If we're not clearing the destination folder and something exists there already, Bail.
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//But first check to see if there are actually any files in the folder.
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$_files = $wp_filesystem->dirlist($remote_destination);
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if ( ! empty($_files) ) {
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$wp_filesystem->delete($remote_source, true); //Clear out the source files.
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return new WP_Error('folder_exists', $this->strings['folder_exists'], $remote_destination );
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}
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}
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//Create destination if needed
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if ( !$wp_filesystem->exists($remote_destination) )
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if ( !$wp_filesystem->mkdir($remote_destination, FS_CHMOD_DIR) )
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return new WP_Error('mkdir_failed', $this->strings['mkdir_failed'], $remote_destination);
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// Copy new version of item into place.
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$result = copy_dir($source, $remote_destination);
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if ( is_wp_error($result) ) {
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if ( $clear_working )
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$wp_filesystem->delete($remote_source, true);
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return $result;
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}
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//Clear the Working folder?
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if ( $clear_working )
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$wp_filesystem->delete($remote_source, true);
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$destination_name = basename( str_replace($local_destination, '', $destination) );
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if ( '.' == $destination_name )
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$destination_name = '';
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$this->result = compact('local_source', 'source', 'source_name', 'source_files', 'destination', 'destination_name', 'local_destination', 'remote_destination', 'clear_destination', 'delete_source_dir');
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$res = apply_filters('upgrader_post_install', true, $hook_extra, $this->result);
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if ( is_wp_error($res) ) {
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$this->result = $res;
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return $res;
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}
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//Bombard the calling function will all the info which we've just used.
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return $this->result;
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}
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function run($options) {
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$defaults = array(
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'package' => '', // Please always pass this.
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'destination' => '', // And this
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'clear_destination' => false,
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'abort_if_destination_exists' => true, // Abort if the Destination directory exists, Pass clear_destination as false please
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'clear_working' => true,
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'is_multi' => false,
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'hook_extra' => array() // Pass any extra $hook_extra args here, this will be passed to any hooked filters.
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);
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$options = wp_parse_args($options, $defaults);
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extract($options);
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//Connect to the Filesystem first.
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$res = $this->fs_connect( array(WP_CONTENT_DIR, $destination) );
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if ( ! $res ) //Mainly for non-connected filesystem.
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return false;
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if ( ! $is_multi ) // call $this->header separately if running multiple times
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$this->skin->header();
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$this->skin->before();
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if ( is_wp_error($res) ) {
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$this->skin->error($res);
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$this->skin->after();
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if ( ! $is_multi )
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$this->skin->footer();
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return $res;
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}
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//Download the package (Note, This just returns the filename of the file if the package is a local file)
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$download = $this->download_package( $package );
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if ( is_wp_error($download) ) {
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$this->skin->error($download);
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$this->skin->after();
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if ( ! $is_multi )
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$this->skin->footer();
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return $download;
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}
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$delete_package = ($download != $package); // Do not delete a "local" file
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//Unzips the file into a temporary directory
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$working_dir = $this->unpack_package( $download, $delete_package );
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if ( is_wp_error($working_dir) ) {
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$this->skin->error($working_dir);
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$this->skin->after();
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if ( ! $is_multi )
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$this->skin->footer();
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return $working_dir;
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}
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//With the given options, this installs it to the destination directory.
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$result = $this->install_package( array(
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'source' => $working_dir,
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'destination' => $destination,
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'clear_destination' => $clear_destination,
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'abort_if_destination_exists' => $abort_if_destination_exists,
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'clear_working' => $clear_working,
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'hook_extra' => $hook_extra
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) );
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$this->skin->set_result($result);
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if ( is_wp_error($result) ) {
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$this->skin->error($result);
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$this->skin->feedback('process_failed');
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} else {
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//Install Succeeded
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$this->skin->feedback('process_success');
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}
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$this->skin->after();
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if ( ! $is_multi )
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$this->skin->footer();
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return $result;
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}
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function maintenance_mode($enable = false) {
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global $wp_filesystem;
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$file = $wp_filesystem->abspath() . '.maintenance';
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if ( $enable ) {
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$this->skin->feedback('maintenance_start');
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// Create maintenance file to signal that we are upgrading
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$maintenance_string = '<?php $upgrading = ' . time() . '; ?>';
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$wp_filesystem->delete($file);
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$wp_filesystem->put_contents($file, $maintenance_string, FS_CHMOD_FILE);
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} else if ( !$enable && $wp_filesystem->exists($file) ) {
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$this->skin->feedback('maintenance_end');
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$wp_filesystem->delete($file);
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}
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}
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}
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/**
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* Plugin Upgrader class for WordPress Plugins, It is designed to upgrade/install plugins from a local zip, remote zip URL, or uploaded zip file.
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*
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* @package WordPress
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* @subpackage Upgrader
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* @since 2.8.0
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*/
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class Plugin_Upgrader extends WP_Upgrader {
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var $result;
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var $bulk = false;
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var $show_before = '';
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function upgrade_strings() {
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$this->strings['up_to_date'] = __('The plugin is at the latest version.');
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$this->strings['no_package'] = __('Update package not available.');
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$this->strings['downloading_package'] = __('Downloading update from <span class="code">%s</span>…');
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$this->strings['unpack_package'] = __('Unpacking the update…');
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$this->strings['remove_old'] = __('Removing the old version of the plugin…');
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$this->strings['remove_old_failed'] = __('Could not remove the old plugin.');
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$this->strings['process_failed'] = __('Plugin update failed.');
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$this->strings['process_success'] = __('Plugin updated successfully.');
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}
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function install_strings() {
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$this->strings['no_package'] = __('Install package not available.');
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$this->strings['downloading_package'] = __('Downloading install package from <span class="code">%s</span>…');
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$this->strings['unpack_package'] = __('Unpacking the package…');
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$this->strings['installing_package'] = __('Installing the plugin…');
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$this->strings['no_files'] = __('The plugin contains no files.');
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$this->strings['process_failed'] = __('Plugin install failed.');
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$this->strings['process_success'] = __('Plugin installed successfully.');
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}
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function install( $package, $args = array() ) {
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$defaults = array(
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'clear_update_cache' => true,
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);
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$parsed_args = wp_parse_args( $defaults, $args );
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$this->init();
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$this->install_strings();
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add_filter('upgrader_source_selection', array($this, 'check_package') );
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$this->run( array(
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'package' => $package,
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'destination' => WP_PLUGIN_DIR,
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'clear_destination' => false, // Do not overwrite files.
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'clear_working' => true,
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'hook_extra' => array()
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) );
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remove_filter('upgrader_source_selection', array($this, 'check_package') );
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if ( ! $this->result || is_wp_error($this->result) )
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return $this->result;
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// Force refresh of plugin update information
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wp_clean_plugins_cache( $parsed_args['clear_update_cache'] );
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do_action( 'upgrader_process_complete', $this, array( 'action' => 'install', 'type' => 'plugin' ), $package );
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return true;
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}
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function upgrade( $plugin, $args = array() ) {
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$defaults = array(
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'clear_update_cache' => true,
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);
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$parsed_args = wp_parse_args( $defaults, $args );
|
|
|
|
$this->init();
|
|
$this->upgrade_strings();
|
|
|
|
$current = get_site_transient( 'update_plugins' );
|
|
if ( !isset( $current->response[ $plugin ] ) ) {
|
|
$this->skin->before();
|
|
$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'), //there's a trac 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' => $plugin
|
|
),
|
|
) );
|
|
|
|
// Cleanup our hooks, in case something else does a upgrade on this connection.
|
|
remove_filter('upgrader_pre_install', array($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
|
|
wp_clean_plugins_cache( $parsed_args['clear_update_cache'] );
|
|
|
|
do_action( 'upgrader_process_complete', $this, array( 'action' => 'update', 'type' => 'plugin' ), $plugin );
|
|
|
|
return true;
|
|
}
|
|
|
|
function bulk_upgrade( $plugins, $args = array() ) {
|
|
|
|
$defaults = array(
|
|
'clear_update_cache' => true,
|
|
);
|
|
$parsed_args = wp_parse_args( $defaults, $args );
|
|
|
|
$this->init();
|
|
$this->bulk = true;
|
|
$this->upgrade_strings();
|
|
|
|
$current = get_site_transient( 'update_plugins' );
|
|
|
|
add_filter('upgrader_clear_destination', array($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->skin->bulk_header();
|
|
|
|
// Only start maintenance mode if:
|
|
// - running Multisite and there are one or more plugins specified, OR
|
|
// - a plugin with an update available is currently active.
|
|
// @TODO: For multisite, maintenance mode should only kick in for individual sites if at all possible.
|
|
$maintenance = ( is_multisite() && ! empty( $plugins ) );
|
|
foreach ( $plugins as $plugin )
|
|
$maintenance = $maintenance || ( is_plugin_active( $plugin ) && isset( $current->response[ $plugin] ) );
|
|
if ( $maintenance )
|
|
$this->maintenance_mode(true);
|
|
|
|
$results = array();
|
|
|
|
$this->update_count = count($plugins);
|
|
$this->update_current = 0;
|
|
foreach ( $plugins as $plugin ) {
|
|
$this->update_current++;
|
|
$this->skin->plugin_info = get_plugin_data( WP_PLUGIN_DIR . '/' . $plugin, false, true);
|
|
|
|
if ( !isset( $current->response[ $plugin ] ) ) {
|
|
$this->skin->set_result(true);
|
|
$this->skin->before();
|
|
$this->skin->feedback('up_to_date');
|
|
$this->skin->after();
|
|
$results[$plugin] = true;
|
|
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;
|
|
} //end foreach $plugins
|
|
|
|
$this->maintenance_mode(false);
|
|
|
|
$this->skin->bulk_footer();
|
|
|
|
$this->skin->footer();
|
|
|
|
// Cleanup our hooks, in case something else does a upgrade on this connection.
|
|
remove_filter('upgrader_clear_destination', array($this, 'delete_old_plugin'));
|
|
|
|
// Force refresh of plugin update information
|
|
wp_clean_plugins_cache( $parsed_args['clear_update_cache'] );
|
|
|
|
do_action( 'upgrader_process_complete', $this, array( 'action' => 'update', 'type' => 'plugin', 'bulk' => true ), $plugins );
|
|
|
|
return $results;
|
|
}
|
|
|
|
function check_package($source) {
|
|
global $wp_filesystem;
|
|
|
|
if ( is_wp_error($source) )
|
|
return $source;
|
|
|
|
$working_directory = str_replace( $wp_filesystem->wp_content_dir(), trailingslashit(WP_CONTENT_DIR), $source);
|
|
if ( ! is_dir($working_directory) ) // Sanity check, if the above fails, lets not prevent installation.
|
|
return $source;
|
|
|
|
// Check the folder contains at least 1 valid plugin.
|
|
$plugins_found = false;
|
|
foreach ( glob( $working_directory . '*.php' ) as $file ) {
|
|
$info = get_plugin_data($file, false, false);
|
|
if ( !empty( $info['Name'] ) ) {
|
|
$plugins_found = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ( ! $plugins_found )
|
|
return new WP_Error( 'incompatible_archive', $this->strings['incompatible_archive'], __('No valid plugins were found.') );
|
|
|
|
return $source;
|
|
}
|
|
|
|
//return plugin info.
|
|
function plugin_info() {
|
|
if ( ! is_array($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) ) {
|
|
//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 it's 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 separator AND that it's 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 true;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Theme Upgrader class for WordPress Themes, It is designed to upgrade/install themes from a local zip, remote zip URL, or uploaded zip file.
|
|
*
|
|
* @package WordPress
|
|
* @subpackage Upgrader
|
|
* @since 2.8.0
|
|
*/
|
|
class Theme_Upgrader extends WP_Upgrader {
|
|
|
|
var $result;
|
|
var $bulk = false;
|
|
|
|
function upgrade_strings() {
|
|
$this->strings['up_to_date'] = __('The theme is at the latest version.');
|
|
$this->strings['no_package'] = __('Update package not available.');
|
|
$this->strings['downloading_package'] = __('Downloading update from <span class="code">%s</span>…');
|
|
$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 update failed.');
|
|
$this->strings['process_success'] = __('Theme updated successfully.');
|
|
}
|
|
|
|
function install_strings() {
|
|
$this->strings['no_package'] = __('Install package not available.');
|
|
$this->strings['downloading_package'] = __('Downloading install package from <span class="code">%s</span>…');
|
|
$this->strings['unpack_package'] = __('Unpacking the package…');
|
|
$this->strings['installing_package'] = __('Installing the theme…');
|
|
$this->strings['no_files'] = __('The theme contains no files.');
|
|
$this->strings['process_failed'] = __('Theme install failed.');
|
|
$this->strings['process_success'] = __('Theme installed successfully.');
|
|
/* translators: 1: theme name, 2: version */
|
|
$this->strings['process_success_specific'] = __('Successfully installed the theme <strong>%1$s %2$s</strong>.');
|
|
$this->strings['parent_theme_search'] = __('This theme requires a parent theme. Checking if it is installed…');
|
|
/* translators: 1: theme name, 2: version */
|
|
$this->strings['parent_theme_prepare_install'] = __('Preparing to install <strong>%1$s %2$s</strong>…');
|
|
/* translators: 1: theme name, 2: version */
|
|
$this->strings['parent_theme_currently_installed'] = __('The parent theme, <strong>%1$s %2$s</strong>, is currently installed.');
|
|
/* translators: 1: theme name, 2: version */
|
|
$this->strings['parent_theme_install_success'] = __('Successfully installed the parent theme, <strong>%1$s %2$s</strong>.');
|
|
$this->strings['parent_theme_not_found'] = __('<strong>The parent theme could not be found.</strong> You will need to install the parent theme, <strong>%s</strong>, before you can use this child theme.');
|
|
}
|
|
|
|
function check_parent_theme_filter($install_result, $hook_extra, $child_result) {
|
|
// Check to see if we need to install a parent theme
|
|
$theme_info = $this->theme_info();
|
|
|
|
if ( ! $theme_info->parent() )
|
|
return $install_result;
|
|
|
|
$this->skin->feedback( 'parent_theme_search' );
|
|
|
|
if ( ! $theme_info->parent()->errors() ) {
|
|
$this->skin->feedback( 'parent_theme_currently_installed', $theme_info->parent()->display('Name'), $theme_info->parent()->display('Version') );
|
|
// We already have the theme, fall through.
|
|
return $install_result;
|
|
}
|
|
|
|
// We don't have the parent theme, lets install it
|
|
$api = themes_api('theme_information', array('slug' => $theme_info->get('Template'), 'fields' => array('sections' => false, 'tags' => false) ) ); //Save on a bit of bandwidth.
|
|
|
|
if ( ! $api || is_wp_error($api) ) {
|
|
$this->skin->feedback( 'parent_theme_not_found', $theme_info->get('Template') );
|
|
// Don't show activate or preview actions after install
|
|
add_filter('install_theme_complete_actions', array($this, 'hide_activate_preview_actions') );
|
|
return $install_result;
|
|
}
|
|
|
|
// Backup required data we're going to override:
|
|
$child_api = $this->skin->api;
|
|
$child_success_message = $this->strings['process_success'];
|
|
|
|
// Override them
|
|
$this->skin->api = $api;
|
|
$this->strings['process_success_specific'] = $this->strings['parent_theme_install_success'];//, $api->name, $api->version);
|
|
|
|
$this->skin->feedback('parent_theme_prepare_install', $api->name, $api->version);
|
|
|
|
add_filter('install_theme_complete_actions', '__return_false', 999); // Don't show any actions after installing the theme.
|
|
|
|
// Install the parent theme
|
|
$parent_result = $this->run( array(
|
|
'package' => $api->download_link,
|
|
'destination' => get_theme_root(),
|
|
'clear_destination' => false, //Do not overwrite files.
|
|
'clear_working' => true
|
|
) );
|
|
|
|
if ( is_wp_error($parent_result) )
|
|
add_filter('install_theme_complete_actions', array($this, 'hide_activate_preview_actions') );
|
|
|
|
// Start cleaning up after the parents installation
|
|
remove_filter('install_theme_complete_actions', '__return_false', 999);
|
|
|
|
// Reset child's result and data
|
|
$this->result = $child_result;
|
|
$this->skin->api = $child_api;
|
|
$this->strings['process_success'] = $child_success_message;
|
|
|
|
return $install_result;
|
|
}
|
|
|
|
function hide_activate_preview_actions($actions) {
|
|
unset($actions['activate'], $actions['preview']);
|
|
return $actions;
|
|
}
|
|
|
|
function install( $package, $args = array() ) {
|
|
|
|
$defaults = array(
|
|
'clear_update_cache' => true,
|
|
);
|
|
$parsed_args = wp_parse_args( $defaults, $args );
|
|
|
|
$this->init();
|
|
$this->install_strings();
|
|
|
|
add_filter('upgrader_source_selection', array($this, 'check_package') );
|
|
add_filter('upgrader_post_install', array($this, 'check_parent_theme_filter'), 10, 3);
|
|
|
|
$this->run( array(
|
|
'package' => $package,
|
|
'destination' => get_theme_root(),
|
|
'clear_destination' => false, //Do not overwrite files.
|
|
'clear_working' => true
|
|
) );
|
|
|
|
remove_filter('upgrader_source_selection', array($this, 'check_package') );
|
|
remove_filter('upgrader_post_install', array($this, 'check_parent_theme_filter'));
|
|
|
|
if ( ! $this->result || is_wp_error($this->result) )
|
|
return $this->result;
|
|
|
|
// Refresh the Theme Update information
|
|
wp_clean_themes_cache( $parsed_args['clear_update_cache'] );
|
|
|
|
do_action( 'upgrader_process_complete', $this, array( 'action' => 'install', 'type' => 'theme' ), $package );
|
|
|
|
return true;
|
|
}
|
|
|
|
function upgrade( $theme, $args = array() ) {
|
|
|
|
$defaults = array(
|
|
'clear_update_cache' => true,
|
|
);
|
|
$parsed_args = wp_parse_args( $defaults, $args );
|
|
|
|
$this->init();
|
|
$this->upgrade_strings();
|
|
|
|
// Is an update available?
|
|
$current = get_site_transient( 'update_themes' );
|
|
if ( !isset( $current->response[ $theme ] ) ) {
|
|
$this->skin->before();
|
|
$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);
|
|
|
|
$this->run( array(
|
|
'package' => $r['package'],
|
|
'destination' => get_theme_root( $theme ),
|
|
'clear_destination' => true,
|
|
'clear_working' => true,
|
|
'hook_extra' => array(
|
|
'theme' => $theme
|
|
),
|
|
) );
|
|
|
|
remove_filter('upgrader_pre_install', array($this, 'current_before'));
|
|
remove_filter('upgrader_post_install', array($this, 'current_after'));
|
|
remove_filter('upgrader_clear_destination', array($this, 'delete_old_theme'));
|
|
|
|
if ( ! $this->result || is_wp_error($this->result) )
|
|
return $this->result;
|
|
|
|
wp_clean_themes_cache( $parsed_args['clear_update_cache'] );
|
|
|
|
do_action( 'upgrader_process_complete', $this, array( 'action' => 'update', 'type' => 'theme' ), $theme );
|
|
|
|
return true;
|
|
}
|
|
|
|
function bulk_upgrade( $themes, $args = array() ) {
|
|
|
|
$defaults = array(
|
|
'clear_update_cache' => true,
|
|
);
|
|
$parsed_args = wp_parse_args( $defaults, $args );
|
|
|
|
$this->init();
|
|
$this->bulk = true;
|
|
$this->upgrade_strings();
|
|
|
|
$current = get_site_transient( 'update_themes' );
|
|
|
|
add_filter('upgrader_pre_install', array($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);
|
|
|
|
$this->skin->header();
|
|
|
|
// Connect to the Filesystem first.
|
|
$res = $this->fs_connect( array(WP_CONTENT_DIR) );
|
|
if ( ! $res ) {
|
|
$this->skin->footer();
|
|
return false;
|
|
}
|
|
|
|
$this->skin->bulk_header();
|
|
|
|
// Only start maintenance mode if:
|
|
// - running Multisite and there are one or more themes specified, OR
|
|
// - a theme with an update available is currently in use.
|
|
// @TODO: For multisite, maintenance mode should only kick in for individual sites if at all possible.
|
|
$maintenance = ( is_multisite() && ! empty( $themes ) );
|
|
foreach ( $themes as $theme )
|
|
$maintenance = $maintenance || $theme == get_stylesheet() || $theme == get_template();
|
|
if ( $maintenance )
|
|
$this->maintenance_mode(true);
|
|
|
|
$results = array();
|
|
|
|
$this->update_count = count($themes);
|
|
$this->update_current = 0;
|
|
foreach ( $themes as $theme ) {
|
|
$this->update_current++;
|
|
|
|
$this->skin->theme_info = $this->theme_info($theme);
|
|
|
|
if ( !isset( $current->response[ $theme ] ) ) {
|
|
$this->skin->set_result(true);
|
|
$this->skin->before();
|
|
$this->skin->feedback('up_to_date');
|
|
$this->skin->after();
|
|
$results[$theme] = true;
|
|
continue;
|
|
}
|
|
|
|
// Get the URL to the zip file
|
|
$r = $current->response[ $theme ];
|
|
|
|
$result = $this->run( array(
|
|
'package' => $r['package'],
|
|
'destination' => get_theme_root( $theme ),
|
|
'clear_destination' => true,
|
|
'clear_working' => true,
|
|
'hook_extra' => array(
|
|
'theme' => $theme
|
|
),
|
|
) );
|
|
|
|
$results[$theme] = $this->result;
|
|
|
|
// Prevent credentials auth screen from displaying multiple times
|
|
if ( false === $result )
|
|
break;
|
|
} //end foreach $plugins
|
|
|
|
$this->maintenance_mode(false);
|
|
|
|
$this->skin->bulk_footer();
|
|
|
|
$this->skin->footer();
|
|
|
|
// Cleanup our hooks, in case something else does a upgrade on this connection.
|
|
remove_filter('upgrader_pre_install', array($this, 'current_before'));
|
|
remove_filter('upgrader_post_install', array($this, 'current_after'));
|
|
remove_filter('upgrader_clear_destination', array($this, 'delete_old_theme'));
|
|
|
|
// Refresh the Theme Update information
|
|
wp_clean_themes_cache( $parsed_args['clear_update_cache'] );
|
|
|
|
do_action( 'upgrader_process_complete', $this, array( 'action' => 'update', 'type' => 'theme', 'bulk' => true ), $themes );
|
|
|
|
return $results;
|
|
}
|
|
|
|
function check_package($source) {
|
|
global $wp_filesystem;
|
|
|
|
if ( is_wp_error($source) )
|
|
return $source;
|
|
|
|
// Check the folder contains a valid theme
|
|
$working_directory = str_replace( $wp_filesystem->wp_content_dir(), trailingslashit(WP_CONTENT_DIR), $source);
|
|
if ( ! is_dir($working_directory) ) // Sanity check, if the above fails, lets not prevent installation.
|
|
return $source;
|
|
|
|
// A proper archive should have a style.css file in the single subdirectory
|
|
if ( ! file_exists( $working_directory . 'style.css' ) )
|
|
return new WP_Error( 'incompatible_archive', $this->strings['incompatible_archive'], __('The theme is missing the <code>style.css</code> stylesheet.') );
|
|
|
|
$info = get_file_data( $working_directory . 'style.css', array( 'Name' => 'Theme Name', 'Template' => 'Template' ) );
|
|
|
|
if ( empty( $info['Name'] ) )
|
|
return new WP_Error( 'incompatible_archive', $this->strings['incompatible_archive'], __("The <code>style.css</code> stylesheet doesn't contain a valid theme header.") );
|
|
|
|
// If it's not a child theme, it must have at least an index.php to be legit.
|
|
if ( empty( $info['Template'] ) && ! file_exists( $working_directory . 'index.php' ) )
|
|
return new WP_Error( 'incompatible_archive', $this->strings['incompatible_archive'], __('The theme is missing the <code>index.php</code> file.') );
|
|
|
|
return $source;
|
|
}
|
|
|
|
function current_before($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 maintenance mode now.
|
|
if ( ! $this->bulk )
|
|
$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 hasn't changed after the upgrade:
|
|
if ( $theme == get_stylesheet() && $theme != $this->result['destination_name'] ) {
|
|
wp_clean_themes_cache();
|
|
$stylesheet = $this->result['destination_name'];
|
|
switch_theme( $stylesheet );
|
|
}
|
|
|
|
//Time to remove maintenance mode
|
|
if ( ! $this->bulk )
|
|
$this->maintenance_mode(false);
|
|
return $return;
|
|
}
|
|
|
|
function delete_old_theme( $removed, $local_destination, $remote_destination, $theme ) {
|
|
global $wp_filesystem;
|
|
|
|
if ( is_wp_error( $removed ) )
|
|
return $removed; // Pass errors through.
|
|
|
|
if ( ! isset( $theme['theme'] ) )
|
|
return $removed;
|
|
|
|
$theme = $theme['theme'];
|
|
$themes_dir = trailingslashit( $wp_filesystem->wp_themes_dir( $theme ) );
|
|
if ( $wp_filesystem->exists( $themes_dir . $theme ) ) {
|
|
if ( ! $wp_filesystem->delete( $themes_dir . $theme, true ) )
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
function theme_info($theme = null) {
|
|
|
|
if ( empty($theme) ) {
|
|
if ( !empty($this->result['destination_name']) )
|
|
$theme = $this->result['destination_name'];
|
|
else
|
|
return false;
|
|
}
|
|
return wp_get_theme( $theme );
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Core Upgrader class for WordPress. It allows for WordPress to upgrade itself in combination with the wp-admin/includes/update-core.php file
|
|
*
|
|
* @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'] = __('Update package not available.');
|
|
$this->strings['downloading_package'] = __('Downloading update from <span class="code">%s</span>…');
|
|
$this->strings['unpack_package'] = __('Unpacking the update…');
|
|
$this->strings['copy_failed'] = __('Could not copy files.');
|
|
$this->strings['copy_failed_space'] = __('Could not copy files. You may have run out of disk space.' );
|
|
}
|
|
|
|
function upgrade( $current, $args = array() ) {
|
|
global $wp_filesystem, $wp_version;
|
|
|
|
$defaults = array(
|
|
);
|
|
$parsed_args = wp_parse_args( $defaults, $args );
|
|
|
|
$this->init();
|
|
$this->upgrade_strings();
|
|
|
|
// 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());
|
|
|
|
// If partial update is returned from the API, use that, unless we're doing a reinstall.
|
|
// If we cross the new_bundled version number, then use the new_bundled zip.
|
|
// Don't though if the constant is set to skip bundled items.
|
|
// If the API returns a no_content zip, go with it. Finally, default to the full zip.
|
|
if ( $current->packages->partial && 'reinstall' != $current->response && $wp_version == $current->partial_version )
|
|
$to_download = 'partial';
|
|
elseif ( $current->packages->new_bundled && version_compare( $wp_version, $current->new_bundled, '<' )
|
|
&& ( ! defined( 'CORE_UPGRADE_SKIP_NEW_BUNDLED' ) || ! CORE_UPGRADE_SKIP_NEW_BUNDLED ) )
|
|
$to_download = 'new_bundled';
|
|
elseif ( $current->packages->no_content )
|
|
$to_download = 'no_content';
|
|
else
|
|
$to_download = 'full';
|
|
|
|
$download = $this->download_package( $current->packages->$to_download );
|
|
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');
|
|
|
|
if ( ! function_exists( 'update_core' ) )
|
|
return new WP_Error( 'copy_failed_space', $this->strings['copy_failed_space'] );
|
|
|
|
$result = update_core( $working_dir, $wp_dir );
|
|
do_action( 'upgrader_process_complete', $this, array( 'action' => 'update', 'type' => 'core' ), $result );
|
|
return $result;
|
|
}
|
|
|
|
// Determines if this WordPress Core version should update to $offered_ver or not
|
|
static function should_upgrade_to_version( $offered_ver /* x.y.z */ ) {
|
|
include ABSPATH . WPINC . '/version.php'; // $wp_version; // x.y.z
|
|
|
|
$current_branch = implode( '.', array_slice( preg_split( '/[.-]/', $wp_version ), 0, 2 ) ); // x.y
|
|
$new_branch = implode( '.', array_slice( preg_split( '/[.-]/', $offered_ver ), 0, 2 ) ); // x.y
|
|
$current_is_development_version = (bool) strpos( $wp_version, '-' );
|
|
|
|
// Defaults:
|
|
$upgrade_dev = false;
|
|
$upgrade_minor = false; // @TODO: Update for release by toggling to true.
|
|
$upgrade_major = false;
|
|
|
|
// WP_AUTO_UPDATE_CORE = true (all), 'minor', false.
|
|
if ( defined( 'WP_AUTO_UPDATE_CORE' ) ) {
|
|
if ( false === WP_AUTO_UPDATE_CORE ) {
|
|
// Defaults to turned off, unless a filter allows it
|
|
$upgrade_dev = $upgrade_minor = $upgrade_major = false;
|
|
} elseif ( true === WP_AUTO_UPDATE_CORE ) {
|
|
// ALL updates for core
|
|
$upgrade_dev = $upgrade_minor = $upgrade_major = true;
|
|
} elseif ( 'minor' === WP_AUTO_UPDATE_CORE ) {
|
|
// Only minor updates for core
|
|
$upgrade_dev = $upgrade_major = false;
|
|
$upgrade_minor = true;
|
|
}
|
|
}
|
|
|
|
// 1: If we're already on that version, not much point in updating?
|
|
if ( $offered_ver == $wp_version )
|
|
return false;
|
|
|
|
// 2: If we're running a newer version, that's a nope
|
|
if ( version_compare( $wp_version, $offered_ver, '>=' ) )
|
|
return false;
|
|
|
|
// 3: 3.7-alpha-25000 -> 3.7-alpha-25678 -> 3.7-beta1 -> 3.7-beta2
|
|
if ( $current_is_development_version ) {
|
|
if ( ! apply_filters( 'allow_dev_auto_core_updates', $upgrade_dev ) )
|
|
return false;
|
|
// else fall through to minor + major branches below
|
|
}
|
|
|
|
// 4: Minor In-branch updates (3.7.0 -> 3.7.1 -> 3.7.2 -> 3.7.4)
|
|
if ( $current_branch == $new_branch )
|
|
return apply_filters( 'allow_minor_auto_core_updates', $upgrade_minor );
|
|
|
|
// 5: Major version updates (3.7.0 -> 3.8.0 -> 3.9.1)
|
|
if ( version_compare( $new_branch, $current_branch, '>' ) )
|
|
return apply_filters( 'allow_major_auto_core_updates', $upgrade_major );
|
|
|
|
// If we're not sure, we don't want it
|
|
return false;
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Upgrade Skin helper for File uploads. This class handles the upload process and passes it as if it's a local file to the Upgrade/Installer functions.
|
|
*
|
|
* @package WordPress
|
|
* @subpackage Upgrader
|
|
* @since 2.8.0
|
|
*/
|
|
class File_Upload_Upgrader {
|
|
var $package;
|
|
var $filename;
|
|
var $id = 0;
|
|
|
|
function __construct($form, $urlholder) {
|
|
|
|
if ( empty($_FILES[$form]['name']) && empty($_GET[$urlholder]) )
|
|
wp_die(__('Please select a file'));
|
|
|
|
//Handle a newly uploaded file, Else assume it's already been uploaded
|
|
if ( ! empty($_FILES) ) {
|
|
$overrides = array( 'test_form' => false, 'test_type' => false );
|
|
$file = wp_handle_upload( $_FILES[$form], $overrides );
|
|
|
|
if ( isset( $file['error'] ) )
|
|
wp_die( $file['error'] );
|
|
|
|
$this->filename = $_FILES[$form]['name'];
|
|
$this->package = $file['file'];
|
|
|
|
// Construct the object array
|
|
$object = array(
|
|
'post_title' => $this->filename,
|
|
'post_content' => $file['url'],
|
|
'post_mime_type' => $file['type'],
|
|
'guid' => $file['url'],
|
|
'context' => 'upgrader',
|
|
'post_status' => 'private'
|
|
);
|
|
|
|
// Save the data
|
|
$this->id = wp_insert_attachment( $object, $file['file'] );
|
|
|
|
// schedule a cleanup for 2 hours from now in case of failed install
|
|
wp_schedule_single_event( time() + 7200, 'upgrader_scheduled_cleanup', array( $this->id ) );
|
|
|
|
} elseif ( is_numeric( $_GET[$urlholder] ) ) {
|
|
// Numeric Package = previously uploaded file, see above.
|
|
$this->id = (int) $_GET[$urlholder];
|
|
$attachment = get_post( $this->id );
|
|
if ( empty($attachment) )
|
|
wp_die(__('Please select a file'));
|
|
|
|
$this->filename = $attachment->post_title;
|
|
$this->package = get_attached_file( $attachment->ID );
|
|
} else {
|
|
// Else, It's set to something, Back compat for plugins using the old (pre-3.3) File_Uploader handler.
|
|
if ( ! ( ( $uploads = wp_upload_dir() ) && false === $uploads['error'] ) )
|
|
wp_die( $uploads['error'] );
|
|
|
|
$this->filename = $_GET[$urlholder];
|
|
$this->package = $uploads['basedir'] . '/' . $this->filename;
|
|
}
|
|
}
|
|
|
|
function cleanup() {
|
|
if ( $this->id )
|
|
wp_delete_attachment( $this->id );
|
|
|
|
elseif ( file_exists( $this->package ) )
|
|
return @unlink( $this->package );
|
|
|
|
return true;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* WordPress Automatic Upgrader helper class
|
|
*
|
|
* @since 3.7.0
|
|
*/
|
|
class WP_Automatic_Upgrader {
|
|
|
|
static $skin;
|
|
|
|
static function upgrader_disabled() {
|
|
// That's a no if you don't want files changes
|
|
if ( defined( 'DISABLE_FILE_MODS' ) && DISABLE_FILE_MODS )
|
|
return true;
|
|
|
|
// More fine grained control can be done through the WP_AUTO_UPDATE_CORE constant and filters
|
|
if ( defined( 'AUTOMATIC_UPDATER_DISABLED' ) && AUTOMATIC_UPDATER_DISABLED )
|
|
return true;
|
|
|
|
if ( defined( 'WP_INSTALLING' ) )
|
|
return true;
|
|
|
|
return apply_filters( 'auto_upgrader_disabled', false );
|
|
}
|
|
|
|
/**
|
|
* Tests to see if we should upgrade a specific item, does not test to see if we CAN update the item.
|
|
*/
|
|
static function should_auto_update( $type, $item, $context ) {
|
|
|
|
if ( self::upgrader_disabled() )
|
|
return false;
|
|
|
|
// ..and also check for GIT/SVN checkouts
|
|
if ( ! apply_filters( 'auto_upgrade_ignore_checkout_status', false ) ) {
|
|
$stop_dirs = array(
|
|
ABSPATH,
|
|
untrailingslashit( $context ),
|
|
);
|
|
if ( ! file_exists( ABSPATH . '/wp-config.php' ) ) // wp-config.php up one folder in a deployment situation
|
|
$stop_dirs[] = dirname( ABSPATH );
|
|
foreach ( array_unique( $stop_dirs ) as $dir ) {
|
|
if ( file_exists( $dir . '/.svn' ) || file_exists( $dir . '/.git' ) )
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// Next up, do we actually have it enabled for this type of update?
|
|
switch ( $type ) {
|
|
case 'core':
|
|
$upgrade = Core_Upgrader::should_upgrade_to_version( $item->current );
|
|
break;
|
|
default:
|
|
case 'plugin':
|
|
case 'theme':
|
|
$upgrade = false;
|
|
break;
|
|
}
|
|
|
|
// And does the user / plugins want it?
|
|
// Plugins may filter on 'auto_upgrade_plugin', and check the 2nd param, $item, to only enable it for certain Plugins/Themes
|
|
if ( ! apply_filters( 'auto_upgrade_' . $type, $upgrade, $item ) )
|
|
return false;
|
|
|
|
// If it's a core update, are we actually compatible with it's requirements?
|
|
if ( 'core' == $type ) {
|
|
global $wpdb;
|
|
|
|
$php_compat = version_compare( phpversion(), $item->php_version, '>=' );
|
|
if ( file_exists( WP_CONTENT_DIR . '/db.php' ) && empty( $wpdb->is_mysql ) )
|
|
$mysql_compat = true;
|
|
else
|
|
$mysql_compat = version_compare( $wpdb->db_version(), $item->mysql_version, '>=' );
|
|
|
|
if ( ! $php_compat || ! $mysql_compat )
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
// Checks to see if WP_Filesystem is setup to allow unattended upgrades
|
|
static function can_auto_update( $context ) {
|
|
if ( ! self::$skin )
|
|
self::$skin = new Automatic_Upgrader_Skin();
|
|
return (bool) self::$skin->request_filesystem_credentials( false, $context );
|
|
}
|
|
|
|
static function upgrade( $type, $item ) {
|
|
|
|
if ( ! self::$skin )
|
|
self::$skin = new Automatic_Upgrader_Skin();
|
|
|
|
switch ( $type ) {
|
|
case 'core':
|
|
// The Core upgrader doesn't use the Upgrader's skin during the actual main part of the upgrade, instead, firing a filter
|
|
add_filter( 'update_feedback', array( self::$skin, 'feedback' ) );
|
|
$upgrader = new Core_Upgrader( self::$skin );
|
|
$context = ABSPATH;
|
|
break;
|
|
case 'plugin':
|
|
$upgrader = new Plugin_Upgrader( self::$skin );
|
|
$context = WP_PLUGIN_DIR; // We don't support custom Plugin directories, or updates for WPMU_PLUGIN_DIR
|
|
break;
|
|
case 'theme':
|
|
$upgrader = new Theme_Upgrader( self::$skin );
|
|
$context = get_theme_root( $item );
|
|
break;
|
|
}
|
|
|
|
// Determine if we can perform this upgrade or not
|
|
if ( ! self::should_auto_update( $type, $item, $context ) || ! self::can_auto_update( $context ) )
|
|
return false;
|
|
|
|
// Boom, This sites about to get a whole new splash of paint!
|
|
$upgrade_result = $upgrader->upgrade( $item, array(
|
|
'clear_update_cache' => false,
|
|
) );
|
|
|
|
// Core doesn't output this, so lets append it so we don't get confused
|
|
if ( 'core' == $type ) {
|
|
if ( is_wp_error( $upgrade_result ) ) {
|
|
self::$skin->error( __( 'Installation Failed' ), $upgrade_result );
|
|
} else {
|
|
self::$skin->feedback( __( 'WordPress updated successfully' ) );
|
|
}
|
|
}
|
|
|
|
// Clear cache's and transients
|
|
switch ( $type ) {
|
|
case 'core':
|
|
delete_site_transient( 'update_core' );
|
|
break;
|
|
case 'theme':
|
|
wp_clean_themes_cache();
|
|
break;
|
|
case 'plugin':
|
|
wp_clean_plugins_cache();
|
|
break;
|
|
}
|
|
|
|
wp_mail(
|
|
get_site_option( 'admin_email' ),
|
|
__METHOD__,
|
|
var_export( array(
|
|
$upgrade_result,
|
|
$upgrader,
|
|
self::$skin,
|
|
), true )
|
|
);
|
|
|
|
return $upgrade_result;
|
|
}
|
|
|
|
/**
|
|
* Kicks off a upgrade request for each item in the upgrade "queue"
|
|
*/
|
|
static function perform_auto_updates() {
|
|
|
|
$lock_name = 'auto_upgrader.lock';
|
|
if ( get_site_option( $lock_name ) ) {
|
|
// Test to see if it was set more than an hour ago, if so, cleanup.
|
|
if ( get_site_option( $lock_name ) < ( time() - HOUR_IN_SECONDS ) )
|
|
delete_site_option( $lock_name );
|
|
else // The process is already locked
|
|
return;
|
|
}
|
|
// Lock upgrades for us for half an hour
|
|
if ( ! add_site_option( $lock_name, microtime( true ), HOUR_IN_SECONDS / 2 ) )
|
|
return;
|
|
|
|
// Next, Plugins
|
|
wp_update_plugins(); // Check for Plugin updates
|
|
$plugin_updates = get_site_transient( 'update_plugins' );
|
|
if ( $plugin_updates && !empty( $plugin_updates->response ) ) {
|
|
foreach ( array_keys( $plugin_updates->response ) as $plugin ) {
|
|
self::upgrade( 'plugin', $plugin );
|
|
}
|
|
// Force refresh of plugin update information
|
|
wp_clean_plugins_cache();
|
|
}
|
|
|
|
// Next, those themes we all love
|
|
wp_update_themes(); // Check for Theme updates
|
|
$theme_updates = get_site_transient( 'update_themes' );
|
|
if ( $theme_updates && !empty( $theme_updates->response ) ) {
|
|
foreach ( array_keys( $theme_updates->response ) as $theme ) {
|
|
self::upgrade( 'theme', $theme );
|
|
}
|
|
// Force refresh of theme update information
|
|
wp_clean_themes_cache();
|
|
}
|
|
|
|
// Finally, Process any core upgrade
|
|
wp_version_check(); // Check for Core updates
|
|
$core_update = find_core_auto_update();
|
|
if ( $core_update )
|
|
self::upgrade( 'core', $core_update );
|
|
|
|
// Cleanup, These won't trigger any updates this time due to the locking transient
|
|
wp_version_check(); // check for Core updates
|
|
wp_update_themes(); // Check for Theme updates
|
|
wp_update_plugins(); // Check for Plugin updates
|
|
|
|
// Clear the lock
|
|
delete_site_option( $lock_name );
|
|
|
|
}
|
|
|
|
} |