*
* 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.
*
- * @link http://trac.wordpress.org/ticket/7875 consolidate plugin/theme/core upgrade/install functions
+ * @link https://core.trac.wordpress.org/ticket/7875 consolidate plugin/theme/core upgrade/install functions
*
* @package WordPress
* @subpackage Upgrader
* @since 2.8.0
*/
+require ABSPATH . 'wp-admin/includes/class-wp-upgrader-skins.php';
+
/**
* WordPress Upgrader class for Upgrading/Installing a local set of files via the Filesystem Abstraction classes from a Zip file.
*
- * @TODO More Detailed docs, for methods as well.
- *
* @package WordPress
* @subpackage Upgrader
* @since 2.8.0
*/
class WP_Upgrader {
- var $strings = array();
- var $skin = null;
- var $result = array();
- function __construct($skin = null) {
+ /**
+ * The error/notification strings used to update the user on the progress.
+ *
+ * @since 2.8.0
+ * @var string $strings
+ */
+ public $strings = array();
+
+ /**
+ * The upgrader skin being used.
+ *
+ * @since 2.8.0
+ * @var WP_Upgrader_Skin $skin
+ */
+ public $skin = null;
+
+ /**
+ * The result of the installation.
+ *
+ * This is set by {@see WP_Upgrader::install_package()}, only when the package is installed
+ * successfully. It will then be an array, unless a {@see WP_Error} is returned by the
+ * {@see 'upgrader_post_install'} filter. In that case, the `WP_Error` will be assigned to
+ * it.
+ *
+ * @since 2.8.0
+ * @var WP_Error|array $result {
+ * @type string $source The full path to the source the files were installed from.
+ * @type string $source_files List of all the files in the source directory.
+ * @type string $destination The full path to the install destination folder.
+ * @type string $destination_name The name of the destination folder, or empty if `$destination`
+ * and `$local_destination` are the same.
+ * @type string $local_destination The full local path to the destination folder. This is usually
+ * the same as `$destination`.
+ * @type string $remote_destination The full remote path to the destination folder
+ * (i.e., from `$wp_filesystem`).
+ * @type bool $clear_destination Whether the destination folder was cleared.
+ * }
+ */
+ public $result = array();
+
+ /**
+ * The total number of updates being performed.
+ *
+ * Set by the bulk update methods.
+ *
+ * @since 3.0.0
+ * @var int $update_count
+ */
+ public $update_count = 0;
+
+ /**
+ * The current update if multiple updates are being performed.
+ *
+ * Used by the bulk update methods, and incremented for each update.
+ *
+ * @since 3.0.0
+ * @var int
+ */
+ public $update_current = 0;
+
+ /**
+ * Construct the upgrader with a skin.
+ *
+ * @since 2.8.0
+ *
+ * @param WP_Upgrader_Skin $skin The upgrader skin to use. Default is a {@see WP_Upgrader_Skin}
+ * instance.
+ */
+ public function __construct( $skin = null ) {
if ( null == $skin )
$this->skin = new WP_Upgrader_Skin();
else
$this->skin = $skin;
}
- function init() {
+ /**
+ * Initialize the upgrader.
+ *
+ * This will set the relationship between the skin being used and this upgrader,
+ * and also add the generic strings to `WP_Upgrader::$strings`.
+ *
+ * @since 2.8.0
+ */
+ public function init() {
$this->skin->set_upgrader($this);
$this->generic_strings();
}
- function generic_strings() {
+ /**
+ * Add the generic strings to WP_Upgrader::$strings.
+ *
+ * @since 2.8.0
+ */
+ public function generic_strings() {
$this->strings['bad_request'] = __('Invalid Data provided.');
$this->strings['fs_unavailable'] = __('Could not access filesystem.');
$this->strings['fs_error'] = __('Filesystem error.');
$this->strings['download_failed'] = __('Download failed.');
$this->strings['installing_package'] = __('Installing the latest version…');
+ $this->strings['no_files'] = __('The package contains no files.');
$this->strings['folder_exists'] = __('Destination folder already exists.');
$this->strings['mkdir_failed'] = __('Could not create directory.');
$this->strings['incompatible_archive'] = __('The package could not be installed.');
$this->strings['maintenance_end'] = __('Disabling Maintenance mode…');
}
- function fs_connect( $directories = array() ) {
+ /**
+ * Connect to the filesystem.
+ *
+ * @since 2.8.0
+ *
+ * @param array $directories Optional. A list of directories. If any of these do
+ * not exist, a {@see WP_Error} object will be returned.
+ * Default empty array.
+ * @param bool $allow_relaxed_file_ownership Whether to allow relaxed file ownership.
+ * Default false.
+ * @return bool|WP_Error True if able to connect, false or a {@see WP_Error} otherwise.
+ */
+ public function fs_connect( $directories = array(), $allow_relaxed_file_ownership = false ) {
global $wp_filesystem;
- if ( false === ($credentials = $this->skin->request_filesystem_credentials()) )
+ if ( false === ( $credentials = $this->skin->request_filesystem_credentials( false, $directories[0], $allow_relaxed_file_ownership ) ) ) {
return false;
+ }
- if ( ! WP_Filesystem($credentials) ) {
+ if ( ! WP_Filesystem( $credentials, $directories[0], $allow_relaxed_file_ownership ) ) {
$error = true;
if ( is_object($wp_filesystem) && $wp_filesystem->errors->get_error_code() )
$error = $wp_filesystem->errors;
- $this->skin->request_filesystem_credentials($error); //Failed to connect, Error and request again
+ // Failed to connect, Error and request again
+ $this->skin->request_filesystem_credentials( $error, $directories[0], $allow_relaxed_file_ownership );
return false;
}
if ( ! $wp_filesystem->wp_plugins_dir() )
return new WP_Error('fs_no_plugins_dir', $this->strings['fs_no_plugins_dir']);
break;
- case WP_CONTENT_DIR . '/themes':
- if ( ! $wp_filesystem->find_folder(WP_CONTENT_DIR . '/themes') )
+ case get_theme_root():
+ if ( ! $wp_filesystem->wp_themes_dir() )
return new WP_Error('fs_no_themes_dir', $this->strings['fs_no_themes_dir']);
break;
default:
if ( ! $wp_filesystem->find_folder($dir) )
- return new WP_Error('fs_no_folder', sprintf($this->strings['fs_no_folder'], $dir));
+ return new WP_Error( 'fs_no_folder', sprintf( $this->strings['fs_no_folder'], esc_html( basename( $dir ) ) ) );
break;
}
}
return true;
} //end fs_connect();
- function download_package($package) {
+ /**
+ * Download a package.
+ *
+ * @since 2.8.0
+ *
+ * @param string $package The URI of the package. If this is the full path to an
+ * existing local file, it will be returned untouched.
+ * @return string|WP_Error The full path to the downloaded package file, or a {@see WP_Error} object.
+ */
+ public function download_package( $package ) {
+
+ /**
+ * Filter whether to return the package.
+ *
+ * @since 3.7.0
+ *
+ * @param bool $reply Whether to bail without returning the package.
+ * Default false.
+ * @param string $package The package file name.
+ * @param WP_Upgrader $this The WP_Upgrader instance.
+ */
+ $reply = apply_filters( 'upgrader_pre_download', false, $package, $this );
+ if ( false !== $reply )
+ return $reply;
if ( ! preg_match('!^(http|https|ftp)://!i', $package) && file_exists($package) ) //Local file or remote?
return $package; //must be a local file..
return $download_file;
}
- function unpack_package($package, $delete_package = true) {
+ /**
+ * Unpack a compressed package file.
+ *
+ * @since 2.8.0
+ *
+ * @param string $package Full path to the package file.
+ * @param bool $delete_package Optional. Whether to delete the package file after attempting
+ * to unpack it. Default true.
+ * @return string|WP_Error The path to the unpacked contents, or a {@see WP_Error} on failure.
+ */
+ public function unpack_package( $package, $delete_package = true ) {
global $wp_filesystem;
$this->skin->feedback('unpack_package');
$wp_filesystem->delete($working_dir, true);
// Unzip package to working directory
- $result = unzip_file($package, $working_dir); //TODO optimizations, Copy when Move/Rename would suffice?
+ $result = unzip_file( $package, $working_dir );
// Once extracted, delete the package if required.
if ( $delete_package )
return $working_dir;
}
- function install_package($args = array()) {
- global $wp_filesystem;
- $defaults = array( 'source' => '', 'destination' => '', //Please always pass these
- 'clear_destination' => false, 'clear_working' => false,
- 'hook_extra' => array());
+ /**
+ * Install a package.
+ *
+ * Copies the contents of a package form a source directory, and installs them in
+ * a destination directory. Optionally removes the source. It can also optionally
+ * clear out the destination folder if it already exists.
+ *
+ * @since 2.8.0
+ *
+ * @param array|string $args {
+ * Optional. Array or string of arguments for installing a package. Default empty array.
+ *
+ * @type string $source Required path to the package source. Default empty.
+ * @type string $destination Required path to a folder to install the package in.
+ * Default empty.
+ * @type bool $clear_destination Whether to delete any files already in the destination
+ * folder. Default false.
+ * @type bool $clear_working Whether to delete the files form the working directory
+ * after copying to the destination. Default false.
+ * @type bool $abort_if_destination_exists Whether to abort the installation if
+ * the destination folder already exists. Default true.
+ * @type array $hook_extra Extra arguments to pass to the filter hooks called by
+ * {@see WP_Upgrader::install_package()}. Default empty array.
+ * }
+ *
+ * @return array|WP_Error The result (also stored in `WP_Upgrader:$result`), or a {@see WP_Error} on failure.
+ */
+ public function install_package( $args = array() ) {
+ global $wp_filesystem, $wp_theme_directories;
+
+ $defaults = array(
+ 'source' => '', // Please always pass this
+ 'destination' => '', // and this
+ 'clear_destination' => false,
+ 'clear_working' => false,
+ 'abort_if_destination_exists' => true,
+ 'hook_extra' => array()
+ );
$args = wp_parse_args($args, $defaults);
- extract($args);
-
- @set_time_limit( 300 );
- if ( empty($source) || empty($destination) )
- return new WP_Error('bad_request', $this->strings['bad_request']);
+ // These were previously extract()'d.
+ $source = $args['source'];
+ $destination = $args['destination'];
+ $clear_destination = $args['clear_destination'];
- $this->skin->feedback('installing_package');
+ @set_time_limit( 300 );
- $res = apply_filters('upgrader_pre_install', true, $hook_extra);
- if ( is_wp_error($res) )
+ if ( empty( $source ) || empty( $destination ) ) {
+ return new WP_Error( 'bad_request', $this->strings['bad_request'] );
+ }
+ $this->skin->feedback( 'installing_package' );
+
+ /**
+ * Filter the install response before the installation has started.
+ *
+ * Returning a truthy value, or one that could be evaluated as a WP_Error
+ * will effectively short-circuit the installation, returning that value
+ * instead.
+ *
+ * @since 2.8.0
+ *
+ * @param bool|WP_Error $response Response.
+ * @param array $hook_extra Extra arguments passed to hooked filters.
+ */
+ $res = apply_filters( 'upgrader_pre_install', true, $args['hook_extra'] );
+ if ( is_wp_error( $res ) ) {
return $res;
+ }
//Retain the Original source and destinations
- $remote_source = $source;
+ $remote_source = $args['source'];
$local_destination = $destination;
- $source_files = array_keys( $wp_filesystem->dirlist($remote_source) );
- $remote_destination = $wp_filesystem->find_folder($local_destination);
+ $source_files = array_keys( $wp_filesystem->dirlist( $remote_source ) );
+ $remote_destination = $wp_filesystem->find_folder( $local_destination );
//Locate which directory to copy to the new folder, This is based on the actual folder holding the files.
- if ( 1 == count($source_files) && $wp_filesystem->is_dir( trailingslashit($source) . $source_files[0] . '/') ) //Only one folder? Then we want its contents.
- $source = trailingslashit($source) . trailingslashit($source_files[0]);
- elseif ( count($source_files) == 0 )
- return new WP_Error( 'incompatible_archive', $this->strings['incompatible_archive'], __( 'The plugin contains no files.' ) ); //There are no files?
- else //Its only a single file, The upgrader will use the foldername of this file as the destination folder. foldername is based on zip filename.
- $source = trailingslashit($source);
-
- //Hook ability to change the source file location..
- $source = apply_filters('upgrader_source_selection', $source, $remote_source, $this);
- if ( is_wp_error($source) )
- return $source;
+ if ( 1 == count( $source_files ) && $wp_filesystem->is_dir( trailingslashit( $args['source'] ) . $source_files[0] . '/' ) ) { //Only one folder? Then we want its contents.
+ $source = trailingslashit( $args['source'] ) . trailingslashit( $source_files[0] );
+ } elseif ( count( $source_files ) == 0 ) {
+ return new WP_Error( 'incompatible_archive_empty', $this->strings['incompatible_archive'], $this->strings['no_files'] ); // There are no files?
+ } 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.
+ $source = trailingslashit( $args['source'] );
+ }
- //Has the source location changed? If so, we need a new source_files list.
- if ( $source !== $remote_source )
- $source_files = array_keys( $wp_filesystem->dirlist($source) );
+ /**
+ * Filter the source file location for the upgrade package.
+ *
+ * @since 2.8.0
+ *
+ * @param string $source File source location.
+ * @param string $remote_source Remove file source location.
+ * @param WP_Upgrader $this WP_Upgrader instance.
+ */
+ $source = apply_filters( 'upgrader_source_selection', $source, $remote_source, $this );
+ if ( is_wp_error( $source ) ) {
+ return $source;
+ }
- //Protection against deleting files in any important base directories.
- if ( in_array( $destination, array(ABSPATH, WP_CONTENT_DIR, WP_PLUGIN_DIR, WP_CONTENT_DIR . '/themes') ) ) {
- $remote_destination = trailingslashit($remote_destination) . trailingslashit(basename($source));
- $destination = trailingslashit($destination) . trailingslashit(basename($source));
+ // Has the source location changed? If so, we need a new source_files list.
+ if ( $source !== $remote_source ) {
+ $source_files = array_keys( $wp_filesystem->dirlist( $source ) );
+ }
+ /*
+ * Protection against deleting files in any important base directories.
+ * Theme_Upgrader & Plugin_Upgrader also trigger this, as they pass the
+ * destination directory (WP_PLUGIN_DIR / wp-content/themes) intending
+ * to copy the directory into the directory, whilst they pass the source
+ * as the actual files to copy.
+ */
+ $protected_directories = array( ABSPATH, WP_CONTENT_DIR, WP_PLUGIN_DIR, WP_CONTENT_DIR . '/themes' );
+
+ if ( is_array( $wp_theme_directories ) ) {
+ $protected_directories = array_merge( $protected_directories, $wp_theme_directories );
+ }
+ if ( in_array( $destination, $protected_directories ) ) {
+ $remote_destination = trailingslashit( $remote_destination ) . trailingslashit( basename( $source ) );
+ $destination = trailingslashit( $destination ) . trailingslashit( basename( $source ) );
}
if ( $clear_destination ) {
//We're going to clear the destination if there's something there
$this->skin->feedback('remove_old');
$removed = true;
- if ( $wp_filesystem->exists($remote_destination) )
- $removed = $wp_filesystem->delete($remote_destination, true);
- $removed = apply_filters('upgrader_clear_destination', $removed, $local_destination, $remote_destination, $hook_extra);
+ if ( $wp_filesystem->exists( $remote_destination ) ) {
+ $removed = $wp_filesystem->delete( $remote_destination, true );
+ }
- if ( is_wp_error($removed) )
+ /**
+ * Filter whether the upgrader cleared the destination.
+ *
+ * @since 2.8.0
+ *
+ * @param bool $removed Whether the destination was cleared.
+ * @param string $local_destination The local package destination.
+ * @param string $remote_destination The remote package destination.
+ * @param array $hook_extra Extra arguments passed to hooked filters.
+ */
+ $removed = apply_filters( 'upgrader_clear_destination', $removed, $local_destination, $remote_destination, $args['hook_extra'] );
+
+ if ( is_wp_error($removed) ) {
return $removed;
- else if ( ! $removed )
+ } else if ( ! $removed ) {
return new WP_Error('remove_old_failed', $this->strings['remove_old_failed']);
- } elseif ( $wp_filesystem->exists($remote_destination) ) {
+ }
+ } elseif ( $args['abort_if_destination_exists'] && $wp_filesystem->exists($remote_destination) ) {
//If we're not clearing the destination folder and something exists there already, Bail.
//But first check to see if there are actually any files in the folder.
$_files = $wp_filesystem->dirlist($remote_destination);
}
//Create destination if needed
- if ( !$wp_filesystem->exists($remote_destination) )
- if ( !$wp_filesystem->mkdir($remote_destination, FS_CHMOD_DIR) )
- return new WP_Error('mkdir_failed', $this->strings['mkdir_failed'], $remote_destination);
-
+ if ( ! $wp_filesystem->exists( $remote_destination ) ) {
+ if ( ! $wp_filesystem->mkdir( $remote_destination, FS_CHMOD_DIR ) ) {
+ return new WP_Error( 'mkdir_failed_destination', $this->strings['mkdir_failed'], $remote_destination );
+ }
+ }
// Copy new version of item into place.
$result = copy_dir($source, $remote_destination);
if ( is_wp_error($result) ) {
- if ( $clear_working )
- $wp_filesystem->delete($remote_source, true);
+ if ( $args['clear_working'] ) {
+ $wp_filesystem->delete( $remote_source, true );
+ }
return $result;
}
//Clear the Working folder?
- if ( $clear_working )
- $wp_filesystem->delete($remote_source, true);
+ if ( $args['clear_working'] ) {
+ $wp_filesystem->delete( $remote_source, true );
+ }
$destination_name = basename( str_replace($local_destination, '', $destination) );
- if ( '.' == $destination_name )
+ if ( '.' == $destination_name ) {
$destination_name = '';
+ }
$this->result = compact('local_source', 'source', 'source_name', 'source_files', 'destination', 'destination_name', 'local_destination', 'remote_destination', 'clear_destination', 'delete_source_dir');
- $res = apply_filters('upgrader_post_install', true, $hook_extra, $this->result);
+ /**
+ * Filter the install response after the installation has finished.
+ *
+ * @since 2.8.0
+ *
+ * @param bool $response Install response.
+ * @param array $hook_extra Extra arguments passed to hooked filters.
+ * @param array $result Installation result data.
+ */
+ $res = apply_filters( 'upgrader_post_install', true, $args['hook_extra'], $this->result );
+
if ( is_wp_error($res) ) {
$this->result = $res;
return $res;
return $this->result;
}
- function run($options) {
+ /**
+ * Run an upgrade/install.
+ *
+ * Attempts to download the package (if it is not a local file), unpack it, and
+ * install it in the destination folder.
+ *
+ * @since 2.8.0
+ *
+ * @param array $options {
+ * Array or string of arguments for upgrading/installing a package.
+ *
+ * @type string $package The full path or URI of the package to install.
+ * Default empty.
+ * @type string $destination The full path to the destination folder.
+ * Default empty.
+ * @type bool $clear_destination Whether to delete any files already in the
+ * destination folder. Default false.
+ * @type bool $clear_working Whether to delete the files form the working
+ * directory after copying to the destination.
+ * Default false.
+ * @type bool $abort_if_destination_exists Whether to abort the installation if the destination
+ * folder already exists. When true, `$clear_destination`
+ * should be false. Default true.
+ * @type bool $is_multi Whether this run is one of multiple upgrade/install
+ * actions being performed in bulk. When true, the skin
+ * {@see WP_Upgrader::header()} and {@see WP_Upgrader::footer()}
+ * aren't called. Default false.
+ * @type array $hook_extra Extra arguments to pass to the filter hooks called by
+ * {@see WP_Upgrader::run()}.
+ * }
+ *
+ * @return array|false|WP_error The result from self::install_package() on success, otherwise a WP_Error,
+ * or false if unable to connect to the filesystem.
+ */
+ public function run( $options ) {
+
+ $defaults = array(
+ 'package' => '', // Please always pass this.
+ 'destination' => '', // And this
+ 'clear_destination' => false,
+ 'abort_if_destination_exists' => true, // Abort if the Destination directory exists, Pass clear_destination as false please
+ 'clear_working' => true,
+ 'is_multi' => false,
+ 'hook_extra' => array() // Pass any extra $hook_extra args here, this will be passed to any hooked filters.
+ );
- $defaults = array( 'package' => '', //Please always pass this.
- 'destination' => '', //And this
- 'clear_destination' => false,
- 'clear_working' => true,
- 'is_multi' => false,
- 'hook_extra' => array() //Pass any extra $hook_extra args here, this will be passed to any hooked filters.
- );
+ $options = wp_parse_args( $options, $defaults );
- $options = wp_parse_args($options, $defaults);
- extract($options);
+ if ( ! $options['is_multi'] ) { // call $this->header separately if running multiple times
+ $this->skin->header();
+ }
- //Connect to the Filesystem first.
- $res = $this->fs_connect( array(WP_CONTENT_DIR, $destination) );
- if ( ! $res ) //Mainly for non-connected filesystem.
+ // Connect to the Filesystem first.
+ $res = $this->fs_connect( array( WP_CONTENT_DIR, $options['destination'] ) );
+ // Mainly for non-connected filesystem.
+ if ( ! $res ) {
+ if ( ! $options['is_multi'] ) {
+ $this->skin->footer();
+ }
return false;
+ }
+
+ $this->skin->before();
if ( is_wp_error($res) ) {
$this->skin->error($res);
+ $this->skin->after();
+ if ( ! $options['is_multi'] ) {
+ $this->skin->footer();
+ }
return $res;
}
- if ( !$is_multi ) // call $this->header separately if running multiple times
- $this->skin->header();
-
- $this->skin->before();
-
//Download the package (Note, This just returns the filename of the file if the package is a local file)
- $download = $this->download_package( $package );
+ $download = $this->download_package( $options['package'] );
if ( is_wp_error($download) ) {
$this->skin->error($download);
$this->skin->after();
+ if ( ! $options['is_multi'] ) {
+ $this->skin->footer();
+ }
return $download;
}
- $delete_package = ($download != $package); // Do not delete a "local" file
+ $delete_package = ( $download != $options['package'] ); // Do not delete a "local" file
//Unzips the file into a temporary directory
$working_dir = $this->unpack_package( $download, $delete_package );
if ( is_wp_error($working_dir) ) {
$this->skin->error($working_dir);
$this->skin->after();
+ if ( ! $options['is_multi'] ) {
+ $this->skin->footer();
+ }
return $working_dir;
}
//With the given options, this installs it to the destination directory.
$result = $this->install_package( array(
- 'source' => $working_dir,
- 'destination' => $destination,
- 'clear_destination' => $clear_destination,
- 'clear_working' => $clear_working,
- 'hook_extra' => $hook_extra
- ) );
+ 'source' => $working_dir,
+ 'destination' => $options['destination'],
+ 'clear_destination' => $options['clear_destination'],
+ 'abort_if_destination_exists' => $options['abort_if_destination_exists'],
+ 'clear_working' => $options['clear_working'],
+ 'hook_extra' => $options['hook_extra']
+ ) );
+
$this->skin->set_result($result);
if ( is_wp_error($result) ) {
$this->skin->error($result);
//Install Succeeded
$this->skin->feedback('process_success');
}
+
$this->skin->after();
- if ( !$is_multi )
+ if ( ! $options['is_multi'] ) {
+
+ /** This action is documented in wp-admin/includes/class-wp-upgrader.php */
+ do_action( 'upgrader_process_complete', $this, $options['hook_extra'] );
$this->skin->footer();
+ }
return $result;
}
- function maintenance_mode($enable = false) {
+ /**
+ * Toggle maintenance mode for the site.
+ *
+ * Creates/deletes the maintenance file to enable/disable maintenance mode.
+ *
+ * @since 2.8.0
+ *
+ * @param bool $enable True to enable maintenance mode, false to disable.
+ */
+ public function maintenance_mode( $enable = false ) {
global $wp_filesystem;
$file = $wp_filesystem->abspath() . '.maintenance';
if ( $enable ) {
/**
* Plugin Upgrader class for WordPress Plugins, It is designed to upgrade/install plugins from a local zip, remote zip URL, or uploaded zip file.
*
- * @TODO More Detailed docs, for methods as well.
- *
* @package WordPress
* @subpackage Upgrader
* @since 2.8.0
*/
class Plugin_Upgrader extends WP_Upgrader {
- var $result;
- var $bulk = false;
- var $show_before = '';
-
- function upgrade_strings() {
+ /**
+ * Plugin upgrade result.
+ *
+ * @since 2.8.0
+ * @var array|WP_Error $result
+ * @see WP_Upgrader::$result
+ */
+ public $result;
+
+ /**
+ * Whether a bulk upgrade/install is being performed.
+ *
+ * @since 2.9.0
+ * @var bool $bulk
+ */
+ public $bulk = false;
+
+ /**
+ * Initialize the upgrade strings.
+ *
+ * @since 2.8.0
+ */
+ public function upgrade_strings() {
$this->strings['up_to_date'] = __('The plugin 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['process_success'] = __('Plugin updated successfully.');
}
- function install_strings() {
+ /**
+ * Initialize the install strings.
+ *
+ * @since 2.8.0
+ */
+ public 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 plugin…');
+ $this->strings['no_files'] = __('The plugin contains no files.');
$this->strings['process_failed'] = __('Plugin install failed.');
$this->strings['process_success'] = __('Plugin installed successfully.');
}
- function install($package) {
+ /**
+ * Install a plugin package.
+ *
+ * @since 2.8.0
+ * @since 3.7.0 The `$args` parameter was added, making clearing the plugin update cache optional.
+ *
+ * @param string $package The full local path or URI of the package.
+ * @param array $args {
+ * Optional. Other arguments for installing a plugin package. Default empty array.
+ *
+ * @type bool $clear_update_cache Whether to clear the plugin updates cache if successful.
+ * Default true.
+ * }
+ *
+ * @return bool|WP_Error True if the install was successful, false or a WP_Error otherwise.
+ */
+ public function install( $package, $args = array() ) {
+
+ $defaults = array(
+ 'clear_update_cache' => true,
+ );
+ $parsed_args = wp_parse_args( $args, $defaults );
$this->init();
$this->install_strings();
- add_filter('upgrader_source_selection', array(&$this, 'check_package') );
-
- $this->run(array(
- 'package' => $package,
- 'destination' => WP_PLUGIN_DIR,
- 'clear_destination' => false, //Do not overwrite files.
- 'clear_working' => true,
- 'hook_extra' => array()
- ));
+ add_filter('upgrader_source_selection', array($this, 'check_package') );
+
+ $this->run( array(
+ 'package' => $package,
+ 'destination' => WP_PLUGIN_DIR,
+ 'clear_destination' => false, // Do not overwrite files.
+ 'clear_working' => true,
+ 'hook_extra' => array(
+ 'type' => 'plugin',
+ 'action' => 'install',
+ )
+ ) );
- remove_filter('upgrader_source_selection', array(&$this, 'check_package') );
+ remove_filter('upgrader_source_selection', array($this, 'check_package') );
if ( ! $this->result || is_wp_error($this->result) )
return $this->result;
// Force refresh of plugin update information
- delete_site_transient('update_plugins');
- wp_cache_delete( 'plugins', 'plugins' );
+ wp_clean_plugins_cache( $parsed_args['clear_update_cache'] );
return true;
}
- function upgrade($plugin) {
+ /**
+ * Upgrade a plugin.
+ *
+ * @since 2.8.0
+ * @since 3.7.0 The `$args` parameter was added, making clearing the plugin update cache optional.
+ *
+ * @param string $plugin The basename path to the main plugin file.
+ * @param array $args {
+ * Optional. Other arguments for upgrading a plugin package. Defualt empty array.
+ *
+ * @type bool $clear_update_cache Whether to clear the plugin updates cache if successful.
+ * Default true.
+ * }
+ * @return bool|WP_Error True if the upgrade was successful, false or a {@see WP_Error} object otherwise.
+ */
+ public function upgrade( $plugin, $args = array() ) {
+
+ $defaults = array(
+ 'clear_update_cache' => true,
+ );
+ $parsed_args = wp_parse_args( $args, $defaults );
$this->init();
$this->upgrade_strings();
// 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' => $plugin
- )
- ));
+ add_filter('upgrader_pre_install', array($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' => $plugin,
+ 'type' => 'plugin',
+ 'action' => 'update',
+ ),
+ ) );
// Cleanup our hooks, in case something else does a upgrade on this connection.
- remove_filter('upgrader_pre_install', array(&$this, 'deactivate_plugin_before_upgrade'));
- remove_filter('upgrader_clear_destination', array(&$this, 'delete_old_plugin'));
+ remove_filter('upgrader_pre_install', array($this, 'deactivate_plugin_before_upgrade'));
+ remove_filter('upgrader_clear_destination', array($this, 'delete_old_plugin'));
if ( ! $this->result || is_wp_error($this->result) )
return $this->result;
// Force refresh of plugin update information
- delete_site_transient('update_plugins');
- wp_cache_delete( 'plugins', 'plugins' );
+ wp_clean_plugins_cache( $parsed_args['clear_update_cache'] );
+
+ return true;
}
- function bulk_upgrade($plugins) {
+ /**
+ * Bulk upgrade several plugins at once.
+ *
+ * @since 2.8.0
+ * @since 3.7.0 The `$args` parameter was added, making clearing the plugin update cache optional.
+ *
+ * @param string $plugins Array of the basename paths of the plugins' main files.
+ * @param array $args {
+ * Optional. Other arguments for upgrading several plugins at once. Default empty array.
+ *
+ * @type bool $clear_update_cache Whether to clear the plugin updates cache if successful.
+ * Default true.
+ * }
+ *
+ * @return array|false An array of results indexed by plugin file, or false if unable to connect to the filesystem.
+ */
+ public function bulk_upgrade( $plugins, $args = array() ) {
+
+ $defaults = array(
+ 'clear_update_cache' => true,
+ );
+ $parsed_args = wp_parse_args( $args, $defaults );
$this->init();
$this->bulk = true;
$current = get_site_transient( 'update_plugins' );
- add_filter('upgrader_clear_destination', array(&$this, 'delete_old_plugin'), 10, 4);
+ add_filter('upgrader_clear_destination', array($this, 'delete_old_plugin'), 10, 4);
$this->skin->header();
$this->skin->bulk_header();
- // Only start maintenance mode if running in Multisite OR the plugin is in use
- $maintenance = is_multisite(); // @TODO: This should only kick in for individual sites if at all possible.
+ // 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 ]) ); // Only activate Maintenance mode if a plugin is active AND has an update available
+ $maintenance = $maintenance || ( is_plugin_active( $plugin ) && isset( $current->response[ $plugin] ) );
if ( $maintenance )
$this->maintenance_mode(true);
$this->skin->plugin_info = get_plugin_data( WP_PLUGIN_DIR . '/' . $plugin, false, true);
if ( !isset( $current->response[ $plugin ] ) ) {
- $this->skin->set_result(false);
+ $this->skin->set_result('up_to_date');
$this->skin->before();
- $this->skin->error('up_to_date');
+ $this->skin->feedback('up_to_date');
$this->skin->after();
- $results[$plugin] = false;
+ $results[$plugin] = true;
continue;
}
$this->skin->plugin_active = is_plugin_active($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
- )
- ));
+ $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;
$this->maintenance_mode(false);
+ /**
+ * Fires when the bulk upgrader process is complete.
+ *
+ * @since 3.6.0
+ *
+ * @param Plugin_Upgrader $this Plugin_Upgrader instance. In other contexts, $this, might
+ * be a Theme_Upgrader or Core_Upgrade instance.
+ * @param array $data {
+ * Array of bulk item update data.
+ *
+ * @type string $action Type of action. Default 'update'.
+ * @type string $type Type of update process. Accepts 'plugin', 'theme', or 'core'.
+ * @type bool $bulk Whether the update process is a bulk update. Default true.
+ * @type array $packages Array of plugin, theme, or core packages to update.
+ * }
+ */
+ do_action( 'upgrader_process_complete', $this, array(
+ 'action' => 'update',
+ 'type' => 'plugin',
+ 'bulk' => true,
+ 'plugins' => $plugins,
+ ) );
+
$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'));
+ remove_filter('upgrader_clear_destination', array($this, 'delete_old_plugin'));
// Force refresh of plugin update information
- delete_site_transient('update_plugins');
- wp_cache_delete( 'plugins', 'plugins' );
+ wp_clean_plugins_cache( $parsed_args['clear_update_cache'] );
return $results;
}
- function check_package($source) {
+ /**
+ * Check a source package to be sure it contains a plugin.
+ *
+ * This function is added to the {@see 'upgrader_source_selection'} filter by
+ * {@see Plugin_Upgrader::install()}.
+ *
+ * @since 3.3.0
+ *
+ * @param string $source The path to the downloaded package source.
+ * @return string|WP_Error The source as passed, or a {@see WP_Error} object if no plugins were found.
+ */
+ public function check_package($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.
+ if ( ! is_dir($working_directory) ) // Sanity check, if the above fails, let's not prevent installation.
return $source;
// Check the folder contains at least 1 valid plugin.
}
if ( ! $plugins_found )
- return new WP_Error( 'incompatible_archive', $this->strings['incompatible_archive'], __('No valid plugins were found.') );
+ return new WP_Error( 'incompatible_archive_no_plugins', $this->strings['incompatible_archive'], __( 'No valid plugins were found.' ) );
return $source;
}
- //return plugin info.
- function plugin_info() {
+ /**
+ * Retrieve the path to the file that contains the plugin info.
+ *
+ * This isn't used internally in the class, but is called by the skins.
+ *
+ * @since 2.8.0
+ *
+ * @return string|false The full path to the main plugin file, or false.
+ */
+ public function plugin_info() {
if ( ! is_array($this->result) )
return false;
if ( empty($this->result['destination_name']) )
return $this->result['destination_name'] . '/' . $pluginfiles[0];
}
- //Hooked to pre_install
- function deactivate_plugin_before_upgrade($return, $plugin) {
+ /**
+ * Deactivates a plugin before it is upgraded.
+ *
+ * Hooked to the {@see 'upgrader_pre_install'} filter by {@see Plugin_Upgrader::upgrade()}.
+ *
+ * @since 2.8.0
+ * @since 4.1.0 Added a return value.
+ *
+ * @param bool|WP_Error $return Upgrade offer return.
+ * @param array $plugin Plugin package arguments.
+ * @return bool|WP_Error The passed in $return param or {@see WP_Error}.
+ */
+ public function deactivate_plugin_before_upgrade($return, $plugin) {
if ( is_wp_error($return) ) //Bypass.
return $return;
+ // When in cron (background updates) don't deactivate the plugin, as we require a browser to reactivate it
+ if ( defined( 'DOING_CRON' ) && DOING_CRON )
+ return $return;
+
$plugin = isset($plugin['plugin']) ? $plugin['plugin'] : '';
if ( empty($plugin) )
return new WP_Error('bad_request', $this->strings['bad_request']);
//Deactivate the plugin silently, Prevent deactivation hooks from running.
deactivate_plugins($plugin, true);
}
+
+ return $return;
}
- //Hooked to upgrade_clear_destination
- function delete_old_plugin($removed, $local_destination, $remote_destination, $plugin) {
+ /**
+ * Delete the old plugin during an upgrade.
+ *
+ * Hooked to the {@see 'upgrader_clear_destination'} filter by
+ * {@see Plugin_Upgrader::upgrade()} and {@see Plugin_Upgrader::bulk_upgrade()}.
+ *
+ * @since 2.8.0
+ */
+ public function delete_old_plugin($removed, $local_destination, $remote_destination, $plugin) {
global $wp_filesystem;
if ( is_wp_error($removed) )
$plugins_dir = $wp_filesystem->wp_plugins_dir();
$this_plugin_dir = trailingslashit( dirname($plugins_dir . $plugin) );
- if ( ! $wp_filesystem->exists($this_plugin_dir) ) //If its already vanished.
+ 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 != $plugins_dir ) //base check on if plugin includes directory separator AND that its not the root plugin folder
+ if ( strpos($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);
/**
* Theme Upgrader class for WordPress Themes, It is designed to upgrade/install themes from a local zip, remote zip URL, or uploaded zip file.
*
- * @TODO More Detailed docs, for methods as well.
- *
* @package WordPress
* @subpackage Upgrader
* @since 2.8.0
*/
class Theme_Upgrader extends WP_Upgrader {
- var $result;
- var $bulk = false;
-
- function upgrade_strings() {
+ /**
+ * Result of the theme upgrade offer.
+ *
+ * @since 2.8.0
+ * @var array|WP_Erorr $result
+ * @see WP_Upgrader::$result
+ */
+ public $result;
+
+ /**
+ * Whether multiple plugins are being upgraded/installed in bulk.
+ *
+ * @since 2.9.0
+ * @var bool $bulk
+ */
+ public $bulk = false;
+
+ /**
+ * Initialize the upgrade strings.
+ *
+ * @since 2.8.0
+ */
+ public 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['process_success'] = __('Theme updated successfully.');
}
- function install_strings() {
+ /**
+ * Initialize the install strings.
+ *
+ * @since 2.8.0
+ */
+ public 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 */
$this->strings['parent_theme_not_found'] = __('<strong>The parent theme could not be found.</strong> You will need to install the parent theme, <strong>%s</strong>, before you can use this child theme.');
}
- function check_parent_theme_filter($install_result, $hook_extra, $child_result) {
+ /**
+ * Check if a child theme is being installed and we need to install its parent.
+ *
+ * Hooked to the {@see 'upgrader_post_install'} filter by {@see Theme_Upgrader::install()}.
+ *
+ * @since 3.4.0
+ */
+ public 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();
return $install_result;
}
- // We don't have the parent theme, lets install it
+ // We don't have the parent theme, let's 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') );
+ add_filter('install_theme_complete_actions', array($this, 'hide_activate_preview_actions') );
return $install_result;
}
// Install the parent theme
$parent_result = $this->run( array(
'package' => $api->download_link,
- 'destination' => WP_CONTENT_DIR . '/themes',
+ 'destination' => get_theme_root(),
'clear_destination' => false, //Do not overwrite files.
'clear_working' => true
) );
if ( is_wp_error($parent_result) )
- add_filter('install_theme_complete_actions', array(&$this, 'hide_activate_preview_actions') );
+ add_filter('install_theme_complete_actions', array($this, 'hide_activate_preview_actions') );
// Start cleaning up after the parents installation
remove_filter('install_theme_complete_actions', '__return_false', 999);
return $install_result;
}
- function hide_activate_preview_actions($actions) {
+ /**
+ * Don't display the activate and preview actions to the user.
+ *
+ * Hooked to the {@see 'install_theme_complete_actions'} filter by
+ * {@see Theme_Upgrader::check_parent_theme_filter()} when installing
+ * a child theme and installing the parent theme fails.
+ *
+ * @since 3.4.0
+ *
+ * @param array $actions Preview actions.
+ */
+ public function hide_activate_preview_actions( $actions ) {
unset($actions['activate'], $actions['preview']);
return $actions;
}
- function install($package) {
+ /**
+ * Install a theme package.
+ *
+ * @since 2.8.0
+ * @since 3.7.0 The `$args` parameter was added, making clearing the update cache optional.
+ *
+ * @param string $package The full local path or URI of the package.
+ * @param array $args {
+ * Optional. Other arguments for installing a theme package. Default empty array.
+ *
+ * @type bool $clear_update_cache Whether to clear the updates cache if successful.
+ * Default true.
+ * }
+ *
+ * @return bool|WP_Error True if the install was successful, false or a {@see WP_Error} object otherwise.
+ */
+ public function install( $package, $args = array() ) {
+
+ $defaults = array(
+ 'clear_update_cache' => true,
+ );
+ $parsed_args = wp_parse_args( $args, $defaults );
$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);
-
- $options = array(
- 'package' => $package,
- 'destination' => WP_CONTENT_DIR . '/themes',
- 'clear_destination' => false, //Do not overwrite files.
- 'clear_working' => true
- );
+ add_filter('upgrader_source_selection', array($this, 'check_package') );
+ add_filter('upgrader_post_install', array($this, 'check_parent_theme_filter'), 10, 3);
- $this->run($options);
+ $this->run( array(
+ 'package' => $package,
+ 'destination' => get_theme_root(),
+ 'clear_destination' => false, //Do not overwrite files.
+ 'clear_working' => true,
+ 'hook_extra' => array(
+ 'type' => 'theme',
+ 'action' => 'install',
+ ),
+ ) );
- remove_filter('upgrader_source_selection', array(&$this, 'check_package') );
- remove_filter('upgrader_post_install', array(&$this, 'check_parent_theme_filter'), 10, 3);
+ remove_filter('upgrader_source_selection', array($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;
- // Force refresh of theme update information
- delete_site_transient('update_themes');
- search_theme_directories( true );
- foreach ( wp_get_themes() as $theme )
- $theme->cache_delete();
+ // Refresh the Theme Update information
+ wp_clean_themes_cache( $parsed_args['clear_update_cache'] );
return true;
}
- function upgrade($theme) {
+ /**
+ * Upgrade a theme.
+ *
+ * @since 2.8.0
+ * @since 3.7.0 The `$args` parameter was added, making clearing the update cache optional.
+ *
+ * @param string $theme The theme slug.
+ * @param array $args {
+ * Optional. Other arguments for upgrading a theme. Default empty array.
+ *
+ * @type bool $clear_update_cache Whether to clear the update cache if successful.
+ * Default true.
+ * }
+ * @return bool|WP_Error True if the upgrade was successful, false or a {@see WP_Error} object otherwise.
+ */
+ public function upgrade( $theme, $args = array() ) {
+
+ $defaults = array(
+ 'clear_update_cache' => true,
+ );
+ $parsed_args = wp_parse_args( $args, $defaults );
$this->init();
$this->upgrade_strings();
if ( !isset( $current->response[ $theme ] ) ) {
$this->skin->before();
$this->skin->set_result(false);
- $this->skin->error('up_to_date');
+ $this->skin->error( 'up_to_date' );
$this->skin->after();
return false;
}
$r = $current->response[ $theme ];
- add_filter('upgrader_pre_install', array(&$this, 'current_before'), 10, 2);
- add_filter('upgrader_post_install', array(&$this, 'current_after'), 10, 2);
- add_filter('upgrader_clear_destination', array(&$this, 'delete_old_theme'), 10, 4);
-
- $options = array(
- 'package' => $r['package'],
- 'destination' => WP_CONTENT_DIR . '/themes',
- 'clear_destination' => true,
- 'clear_working' => true,
- 'hook_extra' => array(
- 'theme' => $theme
- )
- );
-
- $this->run($options);
+ 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' => $theme,
+ 'type' => 'theme',
+ 'action' => 'update',
+ ),
+ ) );
- remove_filter('upgrader_pre_install', array(&$this, 'current_before'), 10, 2);
- remove_filter('upgrader_post_install', array(&$this, 'current_after'), 10, 2);
- remove_filter('upgrader_clear_destination', array(&$this, 'delete_old_theme'), 10, 4);
+ 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;
- // Force refresh of theme update information
- delete_site_transient('update_themes');
- search_theme_directories( true );
- foreach ( wp_get_themes() as $theme )
- $theme->cache_delete();
+ wp_clean_themes_cache( $parsed_args['clear_update_cache'] );
return true;
}
- function bulk_upgrade($themes) {
+ /**
+ * Upgrade several themes at once.
+ *
+ * @since 3.0.0
+ * @since 3.7.0 The `$args` parameter was added, making clearing the update cache optional.
+ *
+ * @param string $themes The theme slugs.
+ * @param array $args {
+ * Optional. Other arguments for upgrading several themes at once. Default empty array.
+ *
+ * @type bool $clear_update_cache Whether to clear the update cache if successful.
+ * Default true.
+ * }
+ * @return array[]|false An array of results, or false if unable to connect to the filesystem.
+ */
+ public function bulk_upgrade( $themes, $args = array() ) {
+
+ $defaults = array(
+ 'clear_update_cache' => true,
+ );
+ $parsed_args = wp_parse_args( $args, $defaults );
$this->init();
$this->bulk = true;
$current = get_site_transient( 'update_themes' );
- add_filter('upgrader_pre_install', array(&$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);
+ 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();
$this->skin->bulk_header();
- // Only start maintenance mode if running in Multisite OR the theme is in use
- $maintenance = is_multisite(); // @TODO: This should only kick in for individual sites if at all possible.
+ // 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 )
foreach ( $themes as $theme ) {
$this->update_current++;
+ $this->skin->theme_info = $this->theme_info($theme);
+
if ( !isset( $current->response[ $theme ] ) ) {
- $this->skin->set_result(false);
+ $this->skin->set_result(true);
$this->skin->before();
- $this->skin->error('up_to_date');
+ $this->skin->feedback( 'up_to_date' );
$this->skin->after();
- $results[$theme] = false;
+ $results[$theme] = true;
continue;
}
- $this->skin->theme_info = $this->theme_info($theme);
-
// Get the URL to the zip file
$r = $current->response[ $theme ];
- $options = array(
- 'package' => $r['package'],
- 'destination' => WP_CONTENT_DIR . '/themes',
- 'clear_destination' => true,
- 'clear_working' => true,
- 'hook_extra' => array(
- 'theme' => $theme
- )
- );
-
- $result = $this->run($options);
+ $result = $this->run( array(
+ 'package' => $r['package'],
+ 'destination' => get_theme_root( $theme ),
+ 'clear_destination' => true,
+ 'clear_working' => true,
+ 'is_multi' => true,
+ 'hook_extra' => array(
+ 'theme' => $theme
+ ),
+ ) );
$results[$theme] = $this->result;
$this->maintenance_mode(false);
+ /** This action is documented in wp-admin/includes/class-wp-upgrader.php */
+ do_action( 'upgrader_process_complete', $this, array(
+ 'action' => 'update',
+ 'type' => 'theme',
+ 'bulk' => true,
+ 'themes' => $themes,
+ ) );
+
$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'), 10, 2);
- remove_filter('upgrader_post_install', array(&$this, 'current_after'), 10, 2);
- remove_filter('upgrader_clear_destination', array(&$this, 'delete_old_theme'), 10, 4);
+ 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'));
- // Force refresh of theme update information
- delete_site_transient('update_themes');
- search_theme_directories( true );
- foreach ( wp_get_themes() as $theme )
- $theme->cache_delete();
+ // Refresh the Theme Update information
+ wp_clean_themes_cache( $parsed_args['clear_update_cache'] );
return $results;
}
- function check_package($source) {
+ /**
+ * Check that the package source contains a valid theme.
+ *
+ * Hooked to the {@see 'upgrader_source_selection'} filter by {@see Theme_Upgrader::install()}.
+ * It will return an error if the theme doesn't have style.css or index.php
+ * files.
+ *
+ * @since 3.3.0
+ *
+ * @param string $source The full path to the package source.
+ * @return string|WP_Error The source or a WP_Error.
+ */
+ public function check_package( $source ) {
global $wp_filesystem;
if ( is_wp_error($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.
+ if ( ! is_dir($working_directory) ) // Sanity check, if the above fails, let's 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.') );
+ return new WP_Error( 'incompatible_archive_theme_no_style', $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.") );
+ return new WP_Error( 'incompatible_archive_theme_no_name', $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 new WP_Error( 'incompatible_archive_theme_no_index', $this->strings['incompatible_archive'], __( 'The theme is missing the <code>index.php</code> file.' ) );
return $source;
}
- function current_before($return, $theme) {
+ /**
+ * Turn on maintenance mode before attempting to upgrade the current theme.
+ *
+ * Hooked to the {@see 'upgrader_pre_install'} filter by {@see Theme_Upgrader::upgrade()} and
+ * {@see Theme_Upgrader::bulk_upgrade()}.
+ *
+ * @since 2.8.0
+ */
+ public function current_before($return, $theme) {
if ( is_wp_error($return) )
return $return;
return $return;
}
- function current_after($return, $theme) {
+ /**
+ * Turn off maintenance mode after upgrading the current theme.
+ *
+ * Hooked to the {@see 'upgrader_post_install'} filter by {@see Theme_Upgrader::upgrade()}
+ * and {@see Theme_Upgrader::bulk_upgrade()}.
+ *
+ * @since 2.8.0
+ */
+ public function current_after($return, $theme) {
if ( is_wp_error($return) )
return $return;
if ( $theme != get_stylesheet() ) // If not current
return $return;
- // Ensure stylesheet name hasnt changed after the upgrade:
- // @TODO: Note, This doesn't handle the Template changing, or the Template name changing.
+ // Ensure stylesheet name hasn't changed after the upgrade:
if ( $theme == get_stylesheet() && $theme != $this->result['destination_name'] ) {
- $theme_info = $this->theme_info();
+ wp_clean_themes_cache();
$stylesheet = $this->result['destination_name'];
- $template = $theme_info->get_template();
- switch_theme($template, $stylesheet, true);
+ switch_theme( $stylesheet );
}
//Time to remove maintenance mode
return $return;
}
- function delete_old_theme($removed, $local_destination, $remote_destination, $theme) {
+ /**
+ * Delete the old theme during an upgrade.
+ *
+ * Hooked to the {@see 'upgrader_clear_destination'} filter by {@see Theme_Upgrader::upgrade()}
+ * and {@see Theme_Upgrader::bulk_upgrade()}.
+ *
+ * @since 2.8.0
+ */
+ public function delete_old_theme( $removed, $local_destination, $remote_destination, $theme ) {
global $wp_filesystem;
- $theme = isset($theme['theme']) ? $theme['theme'] : '';
+ if ( is_wp_error( $removed ) )
+ return $removed; // Pass errors through.
- if ( is_wp_error($removed) || empty($theme) )
- return $removed; //Pass errors through.
+ if ( ! isset( $theme['theme'] ) )
+ return $removed;
- $themes_dir = $wp_filesystem->wp_themes_dir();
- if ( $wp_filesystem->exists( trailingslashit($themes_dir) . $theme ) )
- if ( ! $wp_filesystem->delete( trailingslashit($themes_dir) . $theme, true ) )
+ $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) {
+ /**
+ * Get the WP_Theme object for a theme.
+ *
+ * @since 2.8.0
+ * @since 3.0.0 The `$theme` argument was added.
+ *
+ * @param string $theme The directory name of the theme. This is optional, and if not supplied,
+ * the directory name from the last result will be used.
+ * @return WP_Theme|false The theme's info object, or false `$theme` is not supplied
+ * and the last result isn't set.
+ */
+ public function theme_info($theme = null) {
if ( empty($theme) ) {
if ( !empty($this->result['destination_name']) )
else
return false;
}
- return wp_get_theme( $theme, WP_CONTENT_DIR . '/themes/' );
+ return wp_get_theme( $theme );
}
}
+add_action( 'upgrader_process_complete', array( 'Language_Pack_Upgrader', 'async_upgrade' ), 20 );
+
/**
- * Core Upgrader class for WordPress. It allows for WordPress to upgrade itself in combination with the wp-admin/includes/update-core.php file
+ * Language pack upgrader, for updating translations of plugins, themes, and core.
*
- * @TODO More Detailed docs, for methods as well.
+ * @package WordPress
+ * @subpackage Upgrader
+ * @since 3.7.0
+ */
+class Language_Pack_Upgrader extends WP_Upgrader {
+
+ /**
+ * Result of the language pack upgrade.
+ *
+ * @since 3.7.0
+ * @var array|WP_Error $result
+ * @see WP_Upgrader::$result
+ */
+ public $result;
+
+ /**
+ * Whether a bulk upgrade/install is being performed.
+ *
+ * @since 3.7.0
+ * @var bool $bulk
+ */
+ public $bulk = true;
+
+ /**
+ * Asynchronously upgrade language packs after other upgrades have been made.
+ *
+ * Hooked to the {@see 'upgrader_process_complete'} action by default.
+ *
+ * @since 3.7.0
+ */
+ public static function async_upgrade( $upgrader = false ) {
+ // Avoid recursion.
+ if ( $upgrader && $upgrader instanceof Language_Pack_Upgrader ) {
+ return;
+ }
+
+ // Nothing to do?
+ $language_updates = wp_get_translation_updates();
+ if ( ! $language_updates ) {
+ return;
+ }
+
+ // Avoid messing with VCS installs, at least for now.
+ // Noted: this is not the ideal way to accomplish this.
+ $check_vcs = new WP_Automatic_Updater;
+ if ( $check_vcs->is_vcs_checkout( WP_CONTENT_DIR ) ) {
+ return;
+ }
+
+ foreach ( $language_updates as $key => $language_update ) {
+ $update = ! empty( $language_update->autoupdate );
+
+ /**
+ * Filter whether to asynchronously update translation for core, a plugin, or a theme.
+ *
+ * @since 4.0.0
+ *
+ * @param bool $update Whether to update.
+ * @param object $language_update The update offer.
+ */
+ $update = apply_filters( 'async_update_translation', $update, $language_update );
+
+ if ( ! $update ) {
+ unset( $language_updates[ $key ] );
+ }
+ }
+
+ if ( empty( $language_updates ) ) {
+ return;
+ }
+
+ $skin = new Language_Pack_Upgrader_Skin( array(
+ 'skip_header_footer' => true,
+ ) );
+
+ $lp_upgrader = new Language_Pack_Upgrader( $skin );
+ $lp_upgrader->bulk_upgrade( $language_updates );
+ }
+
+ /**
+ * Initialize the upgrade strings.
+ *
+ * @since 3.7.0
+ */
+ public function upgrade_strings() {
+ $this->strings['starting_upgrade'] = __( 'Some of your translations need updating. Sit tight for a few more seconds while we update them as well.' );
+ $this->strings['up_to_date'] = __( 'The translation is up to date.' ); // We need to silently skip this case
+ $this->strings['no_package'] = __( 'Update package not available.' );
+ $this->strings['downloading_package'] = __( 'Downloading translation from <span class="code">%s</span>…' );
+ $this->strings['unpack_package'] = __( 'Unpacking the update…' );
+ $this->strings['process_failed'] = __( 'Translation update failed.' );
+ $this->strings['process_success'] = __( 'Translation updated successfully.' );
+ }
+
+ /**
+ * Upgrade a language pack.
+ *
+ * @since 3.7.0
+ *
+ * @param string|false $update Optional. Whether an update offer is available. Default false.
+ * @param array $args Optional. Other optional arguments, see
+ * {@see Language_Pack_Upgrader::bulk_upgrade()}. Default empty array.
+ * @return array|WP_Error The result of the upgrade, or a {@see wP_Error} object instead.
+ */
+ public function upgrade( $update = false, $args = array() ) {
+ if ( $update ) {
+ $update = array( $update );
+ }
+
+ $results = $this->bulk_upgrade( $update, $args );
+
+ if ( ! is_array( $results ) ) {
+ return $results;
+ }
+
+ return $results[0];
+ }
+
+ /**
+ * Bulk upgrade language packs.
+ *
+ * @since 3.7.0
+ *
+ * @param array $language_updates Optional. Language pack updates. Default empty array.
+ * @param array $args {
+ * Optional. Other arguments for upgrading multiple language packs. Default empty array
+ *
+ * @type bool $clear_update_cache Whether to clear the update cache when done.
+ * Default true.
+ * }
+ * @return array|true|false|WP_Error Will return an array of results, or true if there are no updates,
+ * false or WP_Error for initial errors.
+ */
+ public function bulk_upgrade( $language_updates = array(), $args = array() ) {
+ global $wp_filesystem;
+
+ $defaults = array(
+ 'clear_update_cache' => true,
+ );
+ $parsed_args = wp_parse_args( $args, $defaults );
+
+ $this->init();
+ $this->upgrade_strings();
+
+ if ( ! $language_updates )
+ $language_updates = wp_get_translation_updates();
+
+ if ( empty( $language_updates ) ) {
+ $this->skin->header();
+ $this->skin->before();
+ $this->skin->set_result( true );
+ $this->skin->feedback( 'up_to_date' );
+ $this->skin->after();
+ $this->skin->bulk_footer();
+ $this->skin->footer();
+ return true;
+ }
+
+ if ( 'upgrader_process_complete' == current_filter() )
+ $this->skin->feedback( 'starting_upgrade' );
+
+ // Remove any existing upgrade filters from the plugin/theme upgraders #WP29425 & #WP29230
+ remove_all_filters( 'upgrader_pre_install' );
+ remove_all_filters( 'upgrader_clear_destination' );
+ remove_all_filterS( 'upgrader_post_install' );
+ remove_all_filters( 'upgrader_source_selection' );
+
+ add_filter( 'upgrader_source_selection', array( $this, 'check_package' ), 10, 2 );
+
+ $this->skin->header();
+
+ // Connect to the Filesystem first.
+ $res = $this->fs_connect( array( WP_CONTENT_DIR, WP_LANG_DIR ) );
+ if ( ! $res ) {
+ $this->skin->footer();
+ return false;
+ }
+
+ $results = array();
+
+ $this->update_count = count( $language_updates );
+ $this->update_current = 0;
+
+ /*
+ * The filesystem's mkdir() is not recursive. Make sure WP_LANG_DIR exists,
+ * as we then may need to create a /plugins or /themes directory inside of it.
+ */
+ $remote_destination = $wp_filesystem->find_folder( WP_LANG_DIR );
+ if ( ! $wp_filesystem->exists( $remote_destination ) )
+ if ( ! $wp_filesystem->mkdir( $remote_destination, FS_CHMOD_DIR ) )
+ return new WP_Error( 'mkdir_failed_lang_dir', $this->strings['mkdir_failed'], $remote_destination );
+
+ foreach ( $language_updates as $language_update ) {
+
+ $this->skin->language_update = $language_update;
+
+ $destination = WP_LANG_DIR;
+ if ( 'plugin' == $language_update->type )
+ $destination .= '/plugins';
+ elseif ( 'theme' == $language_update->type )
+ $destination .= '/themes';
+
+ $this->update_current++;
+
+ $options = array(
+ 'package' => $language_update->package,
+ 'destination' => $destination,
+ 'clear_destination' => false,
+ 'abort_if_destination_exists' => false, // We expect the destination to exist.
+ 'clear_working' => true,
+ 'is_multi' => true,
+ 'hook_extra' => array(
+ 'language_update_type' => $language_update->type,
+ 'language_update' => $language_update,
+ )
+ );
+
+ $result = $this->run( $options );
+
+ $results[] = $this->result;
+
+ // Prevent credentials auth screen from displaying multiple times.
+ if ( false === $result )
+ break;
+ }
+
+ $this->skin->bulk_footer();
+
+ $this->skin->footer();
+
+ // Clean up our hooks, in case something else does an upgrade on this connection.
+ remove_filter( 'upgrader_source_selection', array( $this, 'check_package' ) );
+
+ if ( $parsed_args['clear_update_cache'] ) {
+ wp_clean_update_cache();
+ }
+
+ return $results;
+ }
+
+ /**
+ * Check the package source to make sure there are .mo and .po files.
+ *
+ * Hooked to the {@see 'upgrader_source_selection'} filter by
+ * {@see Language_Pack_Upgrader::bulk_upgrade()}.
+ *
+ * @since 3.7.0
+ */
+ public function check_package( $source, $remote_source ) {
+ global $wp_filesystem;
+
+ if ( is_wp_error( $source ) )
+ return $source;
+
+ // Check that the folder contains a valid language.
+ $files = $wp_filesystem->dirlist( $remote_source );
+
+ // Check to see if a .po and .mo exist in the folder.
+ $po = $mo = false;
+ foreach ( (array) $files as $file => $filedata ) {
+ if ( '.po' == substr( $file, -3 ) )
+ $po = true;
+ elseif ( '.mo' == substr( $file, -3 ) )
+ $mo = true;
+ }
+
+ if ( ! $mo || ! $po )
+ return new WP_Error( 'incompatible_archive_pomo', $this->strings['incompatible_archive'],
+ __( 'The language pack is missing either the <code>.po</code> or <code>.mo</code> files.' ) );
+
+ return $source;
+ }
+
+ /**
+ * Get the name of an item being updated.
+ *
+ * @since 3.7.0
+ *
+ * @param object The data for an update.
+ * @return string The name of the item being updated.
+ */
+ public function get_name_for_update( $update ) {
+ switch ( $update->type ) {
+ case 'core':
+ return 'WordPress'; // Not translated
+ break;
+ case 'theme':
+ $theme = wp_get_theme( $update->slug );
+ if ( $theme->exists() )
+ return $theme->Get( 'Name' );
+ break;
+ case 'plugin':
+ $plugin_data = get_plugins( '/' . $update->slug );
+ $plugin_data = array_shift( $plugin_data );
+ if ( $plugin_data )
+ return $plugin_data['Name'];
+ break;
+ }
+ return '';
+ }
+
+}
+
+/**
+ * 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
*/
class Core_Upgrader extends WP_Upgrader {
- function upgrade_strings() {
+ /**
+ * Initialize the upgrade strings.
+ *
+ * @since 2.8.0
+ */
+ public 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.' );
- }
+ $this->strings['start_rollback'] = __( 'Attempting to roll back to previous version.' );
+ $this->strings['rollback_was_required'] = __( 'Due to an error during updating, WordPress has rolled back to your previous version.' );
+ }
+
+ /**
+ * Upgrade WordPress core.
+ *
+ * @since 2.8.0
+ *
+ * @param object $current Response object for whether WordPress is current.
+ * @param array $args {
+ * Optional. Arguments for upgrading WordPress core. Default empty array.
+ *
+ * @type bool $pre_check_md5 Whether to check the file checksums before
+ * attempting the upgrade. Default true.
+ * @type bool $attempt_rollback Whether to attempt to rollback the chances if
+ * there is a problem. Default false.
+ * @type bool $do_rollback Whether to perform this "upgrade" as a rollback.
+ * Default false.
+ * }
+ * @return null|false|WP_Error False or WP_Error on failure, null on success.
+ */
+ public function upgrade( $current, $args = array() ) {
+ global $wp_filesystem;
+
+ include( ABSPATH . WPINC . '/version.php' ); // $wp_version;
- function upgrade($current) {
- global $wp_filesystem, $wp_version;
+ $start_time = time();
+
+ $defaults = array(
+ 'pre_check_md5' => true,
+ 'attempt_rollback' => false,
+ 'do_rollback' => false,
+ 'allow_relaxed_file_ownership' => false,
+ );
+ $parsed_args = wp_parse_args( $args, $defaults );
$this->init();
$this->upgrade_strings();
- if ( !empty($feedback) )
- add_filter('update_feedback', $feedback);
-
// Is an update available?
if ( !isset( $current->response ) || $current->response == 'latest' )
return new WP_Error('up_to_date', $this->strings['up_to_date']);
- $res = $this->fs_connect( array(ABSPATH, WP_CONTENT_DIR) );
- if ( is_wp_error($res) )
+ $res = $this->fs_connect( array( ABSPATH, WP_CONTENT_DIR ), $parsed_args['allow_relaxed_file_ownership'] );
+ if ( ! $res || 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 )
+ $partial = true;
+ if ( $parsed_args['do_rollback'] )
+ $partial = false;
+ elseif ( $parsed_args['pre_check_md5'] && ! $this->check_files() )
+ $partial = false;
+
+ /*
+ * 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 ( $parsed_args['do_rollback'] && $current->packages->rollback )
+ $to_download = 'rollback';
+ elseif ( $current->packages->partial && 'reinstall' != $current->response && $wp_version == $current->partial_version && $partial )
$to_download = 'partial';
elseif ( $current->packages->new_bundled && version_compare( $wp_version, $current->new_bundled, '<' )
&& ( ! defined( 'CORE_UPGRADE_SKIP_NEW_BUNDLED' ) || ! CORE_UPGRADE_SKIP_NEW_BUNDLED ) )
// Copy update-core.php from the new version into place.
if ( !$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']);
+ return new WP_Error( 'copy_failed_for_update_core_file', __( 'The update cannot be installed because we will be unable to copy some files. This is usually due to inconsistent file permissions.' ), 'wp-admin/includes/update-core.php' );
}
$wp_filesystem->chmod($wp_dir . 'wp-admin/includes/update-core.php', FS_CHMOD_FILE);
- require(ABSPATH . 'wp-admin/includes/update-core.php');
+ require_once( ABSPATH . 'wp-admin/includes/update-core.php' );
if ( ! function_exists( 'update_core' ) )
return new WP_Error( 'copy_failed_space', $this->strings['copy_failed_space'] );
- return update_core($working_dir, $wp_dir);
- }
-
-}
+ $result = update_core( $working_dir, $wp_dir );
+
+ // In the event of an issue, we may be able to roll back.
+ if ( $parsed_args['attempt_rollback'] && $current->packages->rollback && ! $parsed_args['do_rollback'] ) {
+ $try_rollback = false;
+ if ( is_wp_error( $result ) ) {
+ $error_code = $result->get_error_code();
+ /*
+ * Not all errors are equal. These codes are critical: copy_failed__copy_dir,
+ * mkdir_failed__copy_dir, copy_failed__copy_dir_retry, and disk_full.
+ * do_rollback allows for update_core() to trigger a rollback if needed.
+ */
+ if ( false !== strpos( $error_code, 'do_rollback' ) )
+ $try_rollback = true;
+ elseif ( false !== strpos( $error_code, '__copy_dir' ) )
+ $try_rollback = true;
+ elseif ( 'disk_full' === $error_code )
+ $try_rollback = true;
+ }
-/**
- * Generic Skin for the WordPress Upgrader classes. This skin is designed to be extended for specific purposes.
- *
- * @TODO More Detailed docs, for methods as well.
- *
- * @package WordPress
- * @subpackage Upgrader
- * @since 2.8.0
- */
-class WP_Upgrader_Skin {
+ if ( $try_rollback ) {
+ /** This filter is documented in wp-admin/includes/update-core.php */
+ apply_filters( 'update_feedback', $result );
- var $upgrader;
- var $done_header = false;
- var $result = false;
+ /** This filter is documented in wp-admin/includes/update-core.php */
+ apply_filters( 'update_feedback', $this->strings['start_rollback'] );
- function __construct($args = array()) {
- $defaults = array( 'url' => '', 'nonce' => '', 'title' => '', 'context' => false );
- $this->options = wp_parse_args($args, $defaults);
- }
+ $rollback_result = $this->upgrade( $current, array_merge( $parsed_args, array( 'do_rollback' => true ) ) );
- function set_upgrader(&$upgrader) {
- if ( is_object($upgrader) )
- $this->upgrader =& $upgrader;
- $this->add_strings();
- }
+ $original_result = $result;
+ $result = new WP_Error( 'rollback_was_required', $this->strings['rollback_was_required'], (object) array( 'update' => $original_result, 'rollback' => $rollback_result ) );
+ }
+ }
- function add_strings() {
- }
+ /** This action is documented in wp-admin/includes/class-wp-upgrader.php */
+ do_action( 'upgrader_process_complete', $this, array( 'action' => 'update', 'type' => 'core' ) );
+
+ // Clear the current updates
+ delete_site_transient( 'update_core' );
+
+ if ( ! $parsed_args['do_rollback'] ) {
+ $stats = array(
+ 'update_type' => $current->response,
+ 'success' => true,
+ 'fs_method' => $wp_filesystem->method,
+ 'fs_method_forced' => defined( 'FS_METHOD' ) || has_filter( 'filesystem_method' ),
+ 'fs_method_direct' => !empty( $GLOBALS['_wp_filesystem_direct_method'] ) ? $GLOBALS['_wp_filesystem_direct_method'] : '',
+ 'time_taken' => time() - $start_time,
+ 'reported' => $wp_version,
+ 'attempted' => $current->version,
+ );
- function set_result($result) {
- $this->result = $result;
- }
+ if ( is_wp_error( $result ) ) {
+ $stats['success'] = false;
+ // Did a rollback occur?
+ if ( ! empty( $try_rollback ) ) {
+ $stats['error_code'] = $original_result->get_error_code();
+ $stats['error_data'] = $original_result->get_error_data();
+ // Was the rollback successful? If not, collect its error too.
+ $stats['rollback'] = ! is_wp_error( $rollback_result );
+ if ( is_wp_error( $rollback_result ) ) {
+ $stats['rollback_code'] = $rollback_result->get_error_code();
+ $stats['rollback_data'] = $rollback_result->get_error_data();
+ }
+ } else {
+ $stats['error_code'] = $result->get_error_code();
+ $stats['error_data'] = $result->get_error_data();
+ }
+ }
- function request_filesystem_credentials($error = false) {
- $url = $this->options['url'];
- $context = $this->options['context'];
- if ( !empty($this->options['nonce']) )
- $url = wp_nonce_url($url, $this->options['nonce']);
- return request_filesystem_credentials($url, '', $error, $context); //Possible to bring inline, Leaving as is for now.
- }
+ wp_version_check( $stats );
+ }
- function header() {
- if ( $this->done_header )
- return;
- $this->done_header = true;
- echo '<div class="wrap">';
- echo screen_icon();
- echo '<h2>' . $this->options['title'] . '</h2>';
- }
- function footer() {
- echo '</div>';
+ return $result;
}
- function error($errors) {
- if ( ! $this->done_header )
- $this->header();
- if ( is_string($errors) ) {
- $this->feedback($errors);
- } elseif ( is_wp_error($errors) && $errors->get_error_code() ) {
- foreach ( $errors->get_error_messages() as $message ) {
- if ( $errors->get_error_data() )
- $this->feedback($message . ' ' . $errors->get_error_data() );
- else
- $this->feedback($message);
+ /**
+ * Determines if this WordPress Core version should update to an offered version or not.
+ *
+ * @since 3.7.0
+ *
+ * @param string $offered_ver The offered version, of the format x.y.z.
+ * @return bool True if we should update to the offered version, otherwise false.
+ */
+ public static function should_update_to_version( $offered_ver ) {
+ 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 = true;
+ $upgrade_minor = 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;
+ $upgrade_minor = true;
}
}
- }
- function feedback($string) {
- if ( isset( $this->upgrader->strings[$string] ) )
- $string = $this->upgrader->strings[$string];
+ // 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;
+
+ $failure_data = get_site_option( 'auto_core_update_failed' );
+ if ( $failure_data ) {
+ // If this was a critical update failure, cannot update.
+ if ( ! empty( $failure_data['critical'] ) )
+ return false;
+
+ // Don't claim we can update on update-core.php if we have a non-critical failure logged.
+ if ( $wp_version == $failure_data['current'] && false !== strpos( $offered_ver, '.1.next.minor' ) )
+ return false;
- if ( strpos($string, '%') !== false ) {
- $args = func_get_args();
- $args = array_splice($args, 1);
- if ( !empty($args) )
- $string = vsprintf($string, $args);
+ // Cannot update if we're retrying the same A to B update that caused a non-critical failure.
+ // Some non-critical failures do allow retries, like download_failed.
+ // 3.7.1 => 3.7.2 resulted in files_not_writable, if we are still on 3.7.1 and still trying to update to 3.7.2.
+ if ( empty( $failure_data['retry'] ) && $wp_version == $failure_data['current'] && $offered_ver == $failure_data['attempted'] )
+ return false;
}
- if ( empty($string) )
- return;
- show_message($string);
+
+ // 3: 3.7-alpha-25000 -> 3.7-alpha-25678 -> 3.7-beta1 -> 3.7-beta2
+ if ( $current_is_development_version ) {
+
+ /**
+ * Filter whether to enable automatic core updates for development versions.
+ *
+ * @since 3.7.0
+ *
+ * @param bool $upgrade_dev Whether to enable automatic updates for
+ * development versions.
+ */
+ 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 ) {
+
+ /**
+ * Filter whether to enable minor automatic core updates.
+ *
+ * @since 3.7.0
+ *
+ * @param bool $upgrade_minor Whether to enable minor automatic core updates.
+ */
+ 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, '>' ) ) {
+
+ /**
+ * Filter whether to enable major automatic core updates.
+ *
+ * @since 3.7.0
+ *
+ * @param bool $upgrade_major Whether to enable major automatic core updates.
+ */
+ return apply_filters( 'allow_major_auto_core_updates', $upgrade_major );
+ }
+
+ // If we're not sure, we don't want it
+ return false;
}
- function before() {}
- function after() {}
+ /**
+ * Compare the disk file checksums agains the expected checksums.
+ *
+ * @since 3.7.0
+ *
+ * @return bool True if the checksums match, otherwise false.
+ */
+ public function check_files() {
+ global $wp_version, $wp_local_package;
+
+ $checksums = get_core_checksums( $wp_version, isset( $wp_local_package ) ? $wp_local_package : 'en_US' );
+
+ if ( ! is_array( $checksums ) )
+ return false;
+
+ foreach ( $checksums as $file => $checksum ) {
+ // Skip files which get updated
+ if ( 'wp-content' == substr( $file, 0, 10 ) )
+ continue;
+ if ( ! file_exists( ABSPATH . $file ) || md5_file( ABSPATH . $file ) !== $checksum )
+ return false;
+ }
+
+ return true;
+ }
}
/**
- * Plugin Upgrader Skin for WordPress Plugin Upgrades.
- *
- * @TODO More Detailed docs, for methods as well.
+ * 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 Plugin_Upgrader_Skin extends WP_Upgrader_Skin {
- var $plugin = '';
- var $plugin_active = false;
- var $plugin_network_active = false;
+class File_Upload_Upgrader {
- function __construct($args = array()) {
- $defaults = array( 'url' => '', 'plugin' => '', 'nonce' => '', 'title' => __('Update Plugin') );
- $args = wp_parse_args($args, $defaults);
+ /**
+ * The full path to the file package.
+ *
+ * @since 2.8.0
+ * @var string $package
+ */
+ public $package;
+
+ /**
+ * The name of the file.
+ *
+ * @since 2.8.0
+ * @var string $filename
+ */
+ public $filename;
+
+ /**
+ * The ID of the attachment post for this file.
+ *
+ * @since 3.3.0
+ * @var int $id
+ */
+ public $id = 0;
+
+ /**
+ * Construct the upgrader for a form.
+ *
+ * @since 2.8.0
+ *
+ * @param string $form The name of the form the file was uploaded from.
+ * @param string $urlholder The name of the `GET` parameter that holds the filename.
+ */
+ public function __construct( $form, $urlholder ) {
- $this->plugin = $args['plugin'];
+ if ( empty($_FILES[$form]['name']) && empty($_GET[$urlholder]) )
+ wp_die(__('Please select a file'));
- $this->plugin_active = is_plugin_active( $this->plugin );
- $this->plugin_network_active = is_plugin_active_for_network( $this->plugin );
+ //Handle a newly uploaded file, Else assume it's already been uploaded
+ if ( ! empty($_FILES) ) {
+ $overrides = array( 'test_form' => false, 'test_type' => false );
+ $file = wp_handle_upload( $_FILES[$form], $overrides );
- parent::__construct($args);
- }
+ if ( isset( $file['error'] ) )
+ wp_die( $file['error'] );
- function after() {
- $this->plugin = $this->upgrader->plugin_info();
- if ( !empty($this->plugin) && !is_wp_error($this->result) && $this->plugin_active ){
- echo '<iframe style="border:0;overflow:hidden" width="100%" height="170px" src="' . wp_nonce_url('update.php?action=activate-plugin&networkwide=' . $this->plugin_network_active . '&plugin=' . $this->plugin, 'activate-plugin_' . $this->plugin) .'"></iframe>';
- }
+ $this->filename = $_FILES[$form]['name'];
+ $this->package = $file['file'];
- $update_actions = array(
- 'activate_plugin' => '<a href="' . wp_nonce_url('plugins.php?action=activate&plugin=' . $this->plugin, 'activate-plugin_' . $this->plugin) . '" title="' . esc_attr__('Activate this plugin') . '" target="_parent">' . __('Activate Plugin') . '</a>',
- 'plugins_page' => '<a href="' . self_admin_url('plugins.php') . '" title="' . esc_attr__('Go to plugins page') . '" target="_parent">' . __('Return to Plugins page') . '</a>'
- );
- if ( $this->plugin_active )
- unset( $update_actions['activate_plugin'] );
- if ( ! $this->result || is_wp_error($this->result) )
- unset( $update_actions['activate_plugin'] );
+ // 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'
+ );
- $update_actions = apply_filters('update_plugin_complete_actions', $update_actions, $this->plugin);
- if ( ! empty($update_actions) )
- $this->feedback(implode(' | ', (array)$update_actions));
- }
+ // 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() + 2 * HOUR_IN_SECONDS, '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'] );
- function before() {
- if ( $this->upgrader->show_before ) {
- echo $this->upgrader->show_before;
- $this->upgrader->show_before = '';
+ $this->filename = $_GET[$urlholder];
+ $this->package = $uploads['basedir'] . '/' . $this->filename;
}
}
+
+ /**
+ * Delete the attachment/uploaded file.
+ *
+ * @since 3.2.2
+ *
+ * @return bool Whether the cleanup was successful.
+ */
+ public function cleanup() {
+ if ( $this->id )
+ wp_delete_attachment( $this->id );
+
+ elseif ( file_exists( $this->package ) )
+ return @unlink( $this->package );
+
+ return true;
+ }
}
/**
- * Plugin Upgrader Skin for WordPress Plugin Upgrades.
+ * The WordPress automatic background updater.
*
* @package WordPress
* @subpackage Upgrader
- * @since 3.0.0
+ * @since 3.7.0
*/
-class Bulk_Upgrader_Skin extends WP_Upgrader_Skin {
- var $in_loop = false;
- var $error = false;
+class WP_Automatic_Updater {
+
+ /**
+ * Tracks update results during processing.
+ *
+ * @var array
+ */
+ protected $update_results = array();
+
+ /**
+ * Whether the entire automatic updater is disabled.
+ *
+ * @since 3.7.0
+ */
+ public function is_disabled() {
+ // Background updates are disabled if you don't want file changes.
+ if ( defined( 'DISALLOW_FILE_MODS' ) && DISALLOW_FILE_MODS )
+ return true;
+
+ if ( defined( 'WP_INSTALLING' ) )
+ return true;
+
+ // More fine grained control can be done through the WP_AUTO_UPDATE_CORE constant and filters.
+ $disabled = defined( 'AUTOMATIC_UPDATER_DISABLED' ) && AUTOMATIC_UPDATER_DISABLED;
+
+ /**
+ * Filter whether to entirely disable background updates.
+ *
+ * There are more fine-grained filters and controls for selective disabling.
+ * This filter parallels the AUTOMATIC_UPDATER_DISABLED constant in name.
+ *
+ * This also disables update notification emails. That may change in the future.
+ *
+ * @since 3.7.0
+ *
+ * @param bool $disabled Whether the updater should be disabled.
+ */
+ return apply_filters( 'automatic_updater_disabled', $disabled );
+ }
+
+ /**
+ * Check for version control checkouts.
+ *
+ * Checks for Subversion, Git, Mercurial, and Bazaar. It recursively looks up the
+ * filesystem to the top of the drive, erring on the side of detecting a VCS
+ * checkout somewhere.
+ *
+ * ABSPATH is always checked in addition to whatever $context is (which may be the
+ * wp-content directory, for example). The underlying assumption is that if you are
+ * using version control *anywhere*, then you should be making decisions for
+ * how things get updated.
+ *
+ * @since 3.7.0
+ *
+ * @param string $context The filesystem path to check, in addition to ABSPATH.
+ */
+ public function is_vcs_checkout( $context ) {
+ $context_dirs = array( untrailingslashit( $context ) );
+ if ( $context !== ABSPATH )
+ $context_dirs[] = untrailingslashit( ABSPATH );
+
+ $vcs_dirs = array( '.svn', '.git', '.hg', '.bzr' );
+ $check_dirs = array();
+
+ foreach ( $context_dirs as $context_dir ) {
+ // Walk up from $context_dir to the root.
+ do {
+ $check_dirs[] = $context_dir;
+
+ // Once we've hit '/' or 'C:\', we need to stop. dirname will keep returning the input here.
+ if ( $context_dir == dirname( $context_dir ) )
+ break;
- function __construct($args = array()) {
- $defaults = array( 'url' => '', 'nonce' => '' );
- $args = wp_parse_args($args, $defaults);
+ // Continue one level at a time.
+ } while ( $context_dir = dirname( $context_dir ) );
+ }
- parent::__construct($args);
- }
+ $check_dirs = array_unique( $check_dirs );
- function add_strings() {
- $this->upgrader->strings['skin_upgrade_start'] = __('The update process is starting. This process may take a while on some hosts, so please be patient.');
- $this->upgrader->strings['skin_update_failed_error'] = __('An error occurred while updating %1$s: <strong>%2$s</strong>.');
- $this->upgrader->strings['skin_update_failed'] = __('The update of %1$s failed.');
- $this->upgrader->strings['skin_update_successful'] = __('%1$s updated successfully.').' <a onclick="%2$s" href="#" class="hide-if-no-js"><span>'.__('Show Details').'</span><span class="hidden">'.__('Hide Details').'</span>.</a>';
- $this->upgrader->strings['skin_upgrade_end'] = __('All updates have been completed.');
- }
+ // Search all directories we've found for evidence of version control.
+ foreach ( $vcs_dirs as $vcs_dir ) {
+ foreach ( $check_dirs as $check_dir ) {
+ if ( $checkout = @is_dir( rtrim( $check_dir, '\\/' ) . "/$vcs_dir" ) )
+ break 2;
+ }
+ }
+
+ /**
+ * Filter whether the automatic updater should consider a filesystem
+ * location to be potentially managed by a version control system.
+ *
+ * @since 3.7.0
+ *
+ * @param bool $checkout Whether a VCS checkout was discovered at $context
+ * or ABSPATH, or anywhere higher.
+ * @param string $context The filesystem context (a path) against which
+ * filesystem status should be checked.
+ */
+ return apply_filters( 'automatic_updates_is_vcs_checkout', $checkout, $context );
+ }
+
+ /**
+ * Tests to see if we can and should update a specific item.
+ *
+ * @since 3.7.0
+ *
+ * @param string $type The type of update being checked: 'core', 'theme',
+ * 'plugin', 'translation'.
+ * @param object $item The update offer.
+ * @param string $context The filesystem context (a path) against which filesystem
+ * access and status should be checked.
+ */
+ public function should_update( $type, $item, $context ) {
+ // Used to see if WP_Filesystem is set up to allow unattended updates.
+ $skin = new Automatic_Upgrader_Skin;
+
+ if ( $this->is_disabled() )
+ return false;
- function feedback($string) {
- if ( isset( $this->upgrader->strings[$string] ) )
- $string = $this->upgrader->strings[$string];
+ // Only relax the filesystem checks when the update doesn't include new files
+ $allow_relaxed_file_ownership = false;
+ if ( 'core' == $type && isset( $item->new_files ) && ! $item->new_files ) {
+ $allow_relaxed_file_ownership = true;
+ }
- if ( strpos($string, '%') !== false ) {
- $args = func_get_args();
- $args = array_splice($args, 1);
- if ( !empty($args) )
- $string = vsprintf($string, $args);
+ // If we can't do an auto core update, we may still be able to email the user.
+ if ( ! $skin->request_filesystem_credentials( false, $context, $allow_relaxed_file_ownership ) || $this->is_vcs_checkout( $context ) ) {
+ if ( 'core' == $type )
+ $this->send_core_update_notification_email( $item );
+ return false;
}
- if ( empty($string) )
- return;
- if ( $this->in_loop )
- echo "$string<br />\n";
+
+ // Next up, is this an item we can update?
+ if ( 'core' == $type )
+ $update = Core_Upgrader::should_update_to_version( $item->current );
else
- echo "<p>$string</p>\n";
- }
+ $update = ! empty( $item->autoupdate );
+
+ /**
+ * Filter whether to automatically update core, a plugin, a theme, or a language.
+ *
+ * The dynamic portion of the hook name, `$type`, refers to the type of update
+ * being checked. Can be 'core', 'theme', 'plugin', or 'translation'.
+ *
+ * Generally speaking, plugins, themes, and major core versions are not updated
+ * by default, while translations and minor and development versions for core
+ * are updated by default.
+ *
+ * See the {@see 'allow_dev_auto_core_updates', {@see 'allow_minor_auto_core_updates'},
+ * and {@see 'allow_major_auto_core_updates'} filters for a more straightforward way to
+ * adjust core updates.
+ *
+ * @since 3.7.0
+ *
+ * @param bool $update Whether to update.
+ * @param object $item The update offer.
+ */
+ $update = apply_filters( 'auto_update_' . $type, $update, $item );
+
+ if ( ! $update ) {
+ if ( 'core' == $type )
+ $this->send_core_update_notification_email( $item );
+ return false;
+ }
- function header() {
- // Nothing, This will be displayed within a iframe.
- }
+ // If it's a core update, are we actually compatible with its requirements?
+ if ( 'core' == $type ) {
+ global $wpdb;
- function footer() {
- // Nothing, This will be displayed within a iframe.
- }
- function error($error) {
- if ( is_string($error) && isset( $this->upgrader->strings[$error] ) )
- $this->error = $this->upgrader->strings[$error];
-
- if ( is_wp_error($error) ) {
- foreach ( $error->get_error_messages() as $emessage ) {
- if ( $error->get_error_data() )
- $messages[] = $emessage . ' ' . $error->get_error_data();
- else
- $messages[] = $emessage;
- }
- $this->error = implode(', ', $messages);
+ $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 || ! $mysql_compat )
+ return false;
}
- echo '<script type="text/javascript">jQuery(\'.waiting-' . esc_js($this->upgrader->update_current) . '\').hide();</script>';
- }
- function bulk_header() {
- $this->feedback('skin_upgrade_start');
+ return true;
}
- function bulk_footer() {
- $this->feedback('skin_upgrade_end');
- }
+ /**
+ * Notifies an administrator of a core update.
+ *
+ * @since 3.7.0
+ *
+ * @param object $item The update offer.
+ */
+ protected function send_core_update_notification_email( $item ) {
+ $notified = get_site_option( 'auto_core_update_notified' );
+
+ // Don't notify if we've already notified the same email address of the same version.
+ if ( $notified && $notified['email'] == get_site_option( 'admin_email' ) && $notified['version'] == $item->current )
+ return false;
+
+ // See if we need to notify users of a core update.
+ $notify = ! empty( $item->notify_email );
+
+ /**
+ * Filter whether to notify the site administrator of a new core update.
+ *
+ * By default, administrators are notified when the update offer received
+ * from WordPress.org sets a particular flag. This allows some discretion
+ * in if and when to notify.
+ *
+ * This filter is only evaluated once per release. If the same email address
+ * was already notified of the same new version, WordPress won't repeatedly
+ * email the administrator.
+ *
+ * This filter is also used on about.php to check if a plugin has disabled
+ * these notifications.
+ *
+ * @since 3.7.0
+ *
+ * @param bool $notify Whether the site administrator is notified.
+ * @param object $item The update offer.
+ */
+ if ( ! apply_filters( 'send_core_update_notification_email', $notify, $item ) )
+ return false;
- function before($title = '') {
- $this->in_loop = true;
- printf( '<h4>' . $this->upgrader->strings['skin_before_update_header'] . ' <img alt="" src="' . admin_url( 'images/wpspin_light.gif' ) . '" class="hidden waiting-' . $this->upgrader->update_current . '" style="vertical-align:middle;" /></h4>', $title, $this->upgrader->update_current, $this->upgrader->update_count);
- echo '<script type="text/javascript">jQuery(\'.waiting-' . esc_js($this->upgrader->update_current) . '\').show();</script>';
- echo '<div class="update-messages hide-if-js" id="progress-' . esc_attr($this->upgrader->update_current) . '"><p>';
- $this->flush_output();
+ $this->send_email( 'manual', $item );
+ return true;
}
- function after($title = '') {
- echo '</p></div>';
- if ( $this->error || ! $this->result ) {
- if ( $this->error )
- echo '<div class="error"><p>' . sprintf($this->upgrader->strings['skin_update_failed_error'], $title, $this->error) . '</p></div>';
- else
- echo '<div class="error"><p>' . sprintf($this->upgrader->strings['skin_update_failed'], $title) . '</p></div>';
+ /**
+ * Update an item, if appropriate.
+ *
+ * @since 3.7.0
+ *
+ * @param string $type The type of update being checked: 'core', 'theme', 'plugin', 'translation'.
+ * @param object $item The update offer.
+ */
+ public function update( $type, $item ) {
+ $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( $skin, 'feedback' ) );
+ $upgrader = new Core_Upgrader( $skin );
+ $context = ABSPATH;
+ break;
+ case 'plugin':
+ $upgrader = new Plugin_Upgrader( $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( $skin );
+ $context = get_theme_root( $item->theme );
+ break;
+ case 'translation':
+ $upgrader = new Language_Pack_Upgrader( $skin );
+ $context = WP_CONTENT_DIR; // WP_LANG_DIR;
+ break;
+ }
- echo '<script type="text/javascript">jQuery(\'#progress-' . esc_js($this->upgrader->update_current) . '\').show();</script>';
+ // Determine whether we can and should perform this update.
+ if ( ! $this->should_update( $type, $item, $context ) )
+ return false;
+
+ $upgrader_item = $item;
+ switch ( $type ) {
+ case 'core':
+ $skin->feedback( __( 'Updating to WordPress %s' ), $item->version );
+ $item_name = sprintf( __( 'WordPress %s' ), $item->version );
+ break;
+ case 'theme':
+ $upgrader_item = $item->theme;
+ $theme = wp_get_theme( $upgrader_item );
+ $item_name = $theme->Get( 'Name' );
+ $skin->feedback( __( 'Updating theme: %s' ), $item_name );
+ break;
+ case 'plugin':
+ $upgrader_item = $item->plugin;
+ $plugin_data = get_plugin_data( $context . '/' . $upgrader_item );
+ $item_name = $plugin_data['Name'];
+ $skin->feedback( __( 'Updating plugin: %s' ), $item_name );
+ break;
+ case 'translation':
+ $language_item_name = $upgrader->get_name_for_update( $item );
+ $item_name = sprintf( __( 'Translations for %s' ), $language_item_name );
+ $skin->feedback( sprintf( __( 'Updating translations for %1$s (%2$s)…' ), $language_item_name, $item->language ) );
+ break;
}
- if ( !empty($this->result) && !is_wp_error($this->result) ) {
- echo '<div class="updated"><p>' . sprintf($this->upgrader->strings['skin_update_successful'], $title, 'jQuery(\'#progress-' . esc_js($this->upgrader->update_current) . '\').toggle();jQuery(\'span\', this).toggle(); return false;') . '</p></div>';
- echo '<script type="text/javascript">jQuery(\'.waiting-' . esc_js($this->upgrader->update_current) . '\').hide();</script>';
+
+ $allow_relaxed_file_ownership = false;
+ if ( 'core' == $type && isset( $item->new_files ) && ! $item->new_files ) {
+ $allow_relaxed_file_ownership = true;
}
- $this->reset();
- $this->flush_output();
- }
+ // Boom, This sites about to get a whole new splash of paint!
+ $upgrade_result = $upgrader->upgrade( $upgrader_item, array(
+ 'clear_update_cache' => false,
+ // Always use partial builds if possible for core updates.
+ 'pre_check_md5' => false,
+ // Only available for core updates.
+ 'attempt_rollback' => true,
+ // Allow relaxed file ownership in some scenarios
+ 'allow_relaxed_file_ownership' => $allow_relaxed_file_ownership,
+ ) );
- function reset() {
- $this->in_loop = false;
- $this->error = false;
- }
+ // If the filesystem is unavailable, false is returned.
+ if ( false === $upgrade_result ) {
+ $upgrade_result = new WP_Error( 'fs_unavailable', __( 'Could not access filesystem.' ) );
+ }
- function flush_output() {
- wp_ob_end_flush_all();
- flush();
- }
-}
+ // Core doesn't output this, so let's append it so we don't get confused.
+ if ( 'core' == $type ) {
+ if ( is_wp_error( $upgrade_result ) ) {
+ $skin->error( __( 'Installation Failed' ), $upgrade_result );
+ } else {
+ $skin->feedback( __( 'WordPress updated successfully' ) );
+ }
+ }
-class Bulk_Plugin_Upgrader_Skin extends Bulk_Upgrader_Skin {
- var $plugin_info = array(); // Plugin_Upgrader::bulk() will fill this in.
+ $this->update_results[ $type ][] = (object) array(
+ 'item' => $item,
+ 'result' => $upgrade_result,
+ 'name' => $item_name,
+ 'messages' => $skin->get_upgrade_messages()
+ );
- function __construct($args = array()) {
- parent::__construct($args);
+ return $upgrade_result;
}
- function add_strings() {
- parent::add_strings();
- $this->upgrader->strings['skin_before_update_header'] = __('Updating Plugin %1$s (%2$d/%3$d)');
- }
+ /**
+ * Kicks off the background update process, looping through all pending updates.
+ *
+ * @since 3.7.0
+ */
+ public function run() {
+ global $wpdb, $wp_version;
- function before() {
- parent::before($this->plugin_info['Title']);
- }
+ if ( $this->is_disabled() )
+ return;
- function after() {
- parent::after($this->plugin_info['Title']);
- }
- function bulk_footer() {
- parent::bulk_footer();
- $update_actions = array(
- 'plugins_page' => '<a href="' . self_admin_url('plugins.php') . '" title="' . esc_attr__('Go to plugins page') . '" target="_parent">' . __('Return to Plugins page') . '</a>',
- 'updates_page' => '<a href="' . self_admin_url('update-core.php') . '" title="' . esc_attr__('Go to WordPress Updates page') . '" target="_parent">' . __('Return to WordPress Updates') . '</a>'
- );
+ if ( ! is_main_network() || ! is_main_site() )
+ return;
- $update_actions = apply_filters('update_bulk_plugins_complete_actions', $update_actions, $this->plugin_info);
- if ( ! empty($update_actions) )
- $this->feedback(implode(' | ', (array)$update_actions));
- }
-}
+ $lock_name = 'auto_updater.lock';
-class Bulk_Theme_Upgrader_Skin extends Bulk_Upgrader_Skin {
- var $theme_info = array(); // Theme_Upgrader::bulk() will fill this in.
+ // Try to lock
+ $lock_result = $wpdb->query( $wpdb->prepare( "INSERT IGNORE INTO `$wpdb->options` ( `option_name`, `option_value`, `autoload` ) VALUES (%s, %s, 'no') /* LOCK */", $lock_name, time() ) );
- function __construct($args = array()) {
- parent::__construct($args);
- }
+ if ( ! $lock_result ) {
+ $lock_result = get_option( $lock_name );
- function add_strings() {
- parent::add_strings();
- $this->upgrader->strings['skin_before_update_header'] = __('Updating Theme %1$s (%2$d/%3$d)');
- }
+ // If we couldn't create a lock, and there isn't a lock, bail
+ if ( ! $lock_result )
+ return;
- function before() {
- parent::before( $this->theme_info->display('Name') );
- }
+ // Check to see if the lock is still valid
+ if ( $lock_result > ( time() - HOUR_IN_SECONDS ) )
+ return;
+ }
- function after() {
- parent::after( $this->theme_info->display('Name') );
- }
+ // Update the lock, as by this point we've definitely got a lock, just need to fire the actions
+ update_option( $lock_name, time() );
+
+ // Don't automatically run these thins, as we'll handle it ourselves
+ remove_action( 'upgrader_process_complete', array( 'Language_Pack_Upgrader', 'async_upgrade' ), 20 );
+ remove_action( 'upgrader_process_complete', 'wp_version_check' );
+ remove_action( 'upgrader_process_complete', 'wp_update_plugins' );
+ remove_action( 'upgrader_process_complete', 'wp_update_themes' );
+
+ // Next, Plugins
+ wp_update_plugins(); // Check for Plugin updates
+ $plugin_updates = get_site_transient( 'update_plugins' );
+ if ( $plugin_updates && !empty( $plugin_updates->response ) ) {
+ foreach ( $plugin_updates->response as $plugin ) {
+ $this->update( 'plugin', $plugin );
+ }
+ // Force refresh of plugin update information
+ wp_clean_plugins_cache();
+ }
- function bulk_footer() {
- parent::bulk_footer();
- $update_actions = array(
- 'themes_page' => '<a href="' . self_admin_url('themes.php') . '" title="' . esc_attr__('Go to themes page') . '" target="_parent">' . __('Return to Themes page') . '</a>',
- 'updates_page' => '<a href="' . self_admin_url('update-core.php') . '" title="' . esc_attr__('Go to WordPress Updates page') . '" target="_parent">' . __('Return to WordPress Updates') . '</a>'
- );
+ // 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 ( $theme_updates->response as $theme ) {
+ $this->update( 'theme', (object) $theme );
+ }
+ // Force refresh of theme update information
+ wp_clean_themes_cache();
+ }
- $update_actions = apply_filters('update_bulk_theme_complete_actions', $update_actions, $this->theme_info );
- if ( ! empty($update_actions) )
- $this->feedback(implode(' | ', (array)$update_actions));
- }
-}
+ // Next, Process any core update
+ wp_version_check(); // Check for Core updates
+ $core_update = find_core_auto_update();
-/**
- * Plugin Installer Skin for WordPress Plugin Installer.
- *
- * @TODO More Detailed docs, for methods as well.
- *
- * @package WordPress
- * @subpackage Upgrader
- * @since 2.8.0
- */
-class Plugin_Installer_Skin extends WP_Upgrader_Skin {
- var $api;
- var $type;
+ if ( $core_update )
+ $this->update( 'core', $core_update );
- function __construct($args = array()) {
- $defaults = array( 'type' => 'web', 'url' => '', 'plugin' => '', 'nonce' => '', 'title' => '' );
- $args = wp_parse_args($args, $defaults);
+ // Clean up, and check for any pending translations
+ // (Core_Upgrader checks for core updates)
+ $theme_stats = array();
+ if ( isset( $this->update_results['theme'] ) ) {
+ foreach ( $this->update_results['theme'] as $upgrade ) {
+ $theme_stats[ $upgrade->item->theme ] = ( true === $upgrade->result );
+ }
+ }
+ wp_update_themes( $theme_stats ); // Check for Theme updates
- $this->type = $args['type'];
- $this->api = isset($args['api']) ? $args['api'] : array();
+ $plugin_stats = array();
+ if ( isset( $this->update_results['plugin'] ) ) {
+ foreach ( $this->update_results['plugin'] as $upgrade ) {
+ $plugin_stats[ $upgrade->item->plugin ] = ( true === $upgrade->result );
+ }
+ }
+ wp_update_plugins( $plugin_stats ); // Check for Plugin updates
- parent::__construct($args);
- }
+ // Finally, Process any new translations
+ $language_updates = wp_get_translation_updates();
+ if ( $language_updates ) {
+ foreach ( $language_updates as $update ) {
+ $this->update( 'translation', $update );
+ }
- function before() {
- if ( !empty($this->api) )
- $this->upgrader->strings['process_success'] = sprintf( __('Successfully installed the plugin <strong>%s %s</strong>.'), $this->api->name, $this->api->version);
- }
+ // Clear existing caches
+ wp_clean_update_cache();
- function after() {
+ wp_version_check(); // check for Core updates
+ wp_update_themes(); // Check for Theme updates
+ wp_update_plugins(); // Check for Plugin updates
+ }
- $plugin_file = $this->upgrader->plugin_info();
+ // Send debugging email to all development installs.
+ if ( ! empty( $this->update_results ) ) {
+ $development_version = false !== strpos( $wp_version, '-' );
+
+ /**
+ * Filter whether to send a debugging email for each automatic background update.
+ *
+ * @since 3.7.0
+ *
+ * @param bool $development_version By default, emails are sent if the
+ * install is a development version.
+ * Return false to avoid the email.
+ */
+ if ( apply_filters( 'automatic_updates_send_debug_email', $development_version ) )
+ $this->send_debug_email();
+
+ if ( ! empty( $this->update_results['core'] ) )
+ $this->after_core_update( $this->update_results['core'][0] );
+
+ /**
+ * Fires after all automatic updates have run.
+ *
+ * @since 3.8.0
+ *
+ * @param array $update_results The results of all attempted updates.
+ */
+ do_action( 'automatic_updates_complete', $this->update_results );
+ }
- $install_actions = array();
+ // Clear the lock
+ delete_option( $lock_name );
+ }
- $from = isset($_GET['from']) ? stripslashes($_GET['from']) : 'plugins';
+ /**
+ * If we tried to perform a core update, check if we should send an email,
+ * and if we need to avoid processing future updates.
+ *
+ * @param object $update_result The result of the core update. Includes the update offer and result.
+ */
+ protected function after_core_update( $update_result ) {
+ global $wp_version;
- if ( 'import' == $from )
- $install_actions['activate_plugin'] = '<a href="' . wp_nonce_url('plugins.php?action=activate&from=import&plugin=' . $plugin_file, 'activate-plugin_' . $plugin_file) . '" title="' . esc_attr__('Activate this plugin') . '" target="_parent">' . __('Activate Plugin & Run Importer') . '</a>';
- else
- $install_actions['activate_plugin'] = '<a href="' . wp_nonce_url('plugins.php?action=activate&plugin=' . $plugin_file, 'activate-plugin_' . $plugin_file) . '" title="' . esc_attr__('Activate this plugin') . '" target="_parent">' . __('Activate Plugin') . '</a>';
+ $core_update = $update_result->item;
+ $result = $update_result->result;
- if ( is_multisite() && current_user_can( 'manage_network_plugins' ) ) {
- $install_actions['network_activate'] = '<a href="' . wp_nonce_url('plugins.php?action=activate&networkwide=1&plugin=' . $plugin_file, 'activate-plugin_' . $plugin_file) . '" title="' . esc_attr__('Activate this plugin for all sites in this network') . '" target="_parent">' . __('Network Activate') . '</a>';
- unset( $install_actions['activate_plugin'] );
+ if ( ! is_wp_error( $result ) ) {
+ $this->send_email( 'success', $core_update );
+ return;
}
- if ( 'import' == $from )
- $install_actions['importers_page'] = '<a href="' . admin_url('import.php') . '" title="' . esc_attr__('Return to Importers') . '" target="_parent">' . __('Return to Importers') . '</a>';
- else if ( $this->type == 'web' )
- $install_actions['plugins_page'] = '<a href="' . self_admin_url('plugin-install.php') . '" title="' . esc_attr__('Return to Plugin Installer') . '" target="_parent">' . __('Return to Plugin Installer') . '</a>';
- else
- $install_actions['plugins_page'] = '<a href="' . self_admin_url('plugins.php') . '" title="' . esc_attr__('Return to Plugins page') . '" target="_parent">' . __('Return to Plugins page') . '</a>';
+ $error_code = $result->get_error_code();
+
+ // Any of these WP_Error codes are critical failures, as in they occurred after we started to copy core files.
+ // We should not try to perform a background update again until there is a successful one-click update performed by the user.
+ $critical = false;
+ if ( $error_code === 'disk_full' || false !== strpos( $error_code, '__copy_dir' ) ) {
+ $critical = true;
+ } elseif ( $error_code === 'rollback_was_required' && is_wp_error( $result->get_error_data()->rollback ) ) {
+ // A rollback is only critical if it failed too.
+ $critical = true;
+ $rollback_result = $result->get_error_data()->rollback;
+ } elseif ( false !== strpos( $error_code, 'do_rollback' ) ) {
+ $critical = true;
+ }
- if ( ! $this->result || is_wp_error($this->result) ) {
- unset( $install_actions['activate_plugin'] );
- unset( $install_actions['network_activate'] );
+ if ( $critical ) {
+ $critical_data = array(
+ 'attempted' => $core_update->current,
+ 'current' => $wp_version,
+ 'error_code' => $error_code,
+ 'error_data' => $result->get_error_data(),
+ 'timestamp' => time(),
+ 'critical' => true,
+ );
+ if ( isset( $rollback_result ) ) {
+ $critical_data['rollback_code'] = $rollback_result->get_error_code();
+ $critical_data['rollback_data'] = $rollback_result->get_error_data();
+ }
+ update_site_option( 'auto_core_update_failed', $critical_data );
+ $this->send_email( 'critical', $core_update, $result );
+ return;
}
- $install_actions = apply_filters('install_plugin_complete_actions', $install_actions, $this->api, $plugin_file);
- if ( ! empty($install_actions) )
- $this->feedback(implode(' | ', (array)$install_actions));
- }
-}
-/**
- * Theme Installer Skin for the WordPress Theme Installer.
- *
- * @TODO More Detailed docs, for methods as well.
- *
- * @package WordPress
- * @subpackage Upgrader
- * @since 2.8.0
- */
-class Theme_Installer_Skin extends WP_Upgrader_Skin {
- var $api;
- var $type;
+ /*
+ * Any other WP_Error code (like download_failed or files_not_writable) occurs before
+ * we tried to copy over core files. Thus, the failures are early and graceful.
+ *
+ * We should avoid trying to perform a background update again for the same version.
+ * But we can try again if another version is released.
+ *
+ * For certain 'transient' failures, like download_failed, we should allow retries.
+ * In fact, let's schedule a special update for an hour from now. (It's possible
+ * the issue could actually be on WordPress.org's side.) If that one fails, then email.
+ */
+ $send = true;
+ $transient_failures = array( 'incompatible_archive', 'download_failed', 'insane_distro' );
+ if ( in_array( $error_code, $transient_failures ) && ! get_site_option( 'auto_core_update_failed' ) ) {
+ wp_schedule_single_event( time() + HOUR_IN_SECONDS, 'wp_maybe_auto_update' );
+ $send = false;
+ }
+
+ $n = get_site_option( 'auto_core_update_notified' );
+ // Don't notify if we've already notified the same email address of the same version of the same notification type.
+ if ( $n && 'fail' == $n['type'] && $n['email'] == get_site_option( 'admin_email' ) && $n['version'] == $core_update->current )
+ $send = false;
+
+ update_site_option( 'auto_core_update_failed', array(
+ 'attempted' => $core_update->current,
+ 'current' => $wp_version,
+ 'error_code' => $error_code,
+ 'error_data' => $result->get_error_data(),
+ 'timestamp' => time(),
+ 'retry' => in_array( $error_code, $transient_failures ),
+ ) );
- function __construct($args = array()) {
- $defaults = array( 'type' => 'web', 'url' => '', 'theme' => '', 'nonce' => '', 'title' => '' );
- $args = wp_parse_args($args, $defaults);
+ if ( $send )
+ $this->send_email( 'fail', $core_update, $result );
+ }
+
+ /**
+ * Sends an email upon the completion or failure of a background core update.
+ *
+ * @since 3.7.0
+ *
+ * @param string $type The type of email to send. Can be one of 'success', 'fail', 'manual', 'critical'.
+ * @param object $core_update The update offer that was attempted.
+ * @param mixed $result Optional. The result for the core update. Can be WP_Error.
+ */
+ protected function send_email( $type, $core_update, $result = null ) {
+ update_site_option( 'auto_core_update_notified', array(
+ 'type' => $type,
+ 'email' => get_site_option( 'admin_email' ),
+ 'version' => $core_update->current,
+ 'timestamp' => time(),
+ ) );
- $this->type = $args['type'];
- $this->api = isset($args['api']) ? $args['api'] : array();
+ $next_user_core_update = get_preferred_from_update_core();
+ // If the update transient is empty, use the update we just performed
+ if ( ! $next_user_core_update )
+ $next_user_core_update = $core_update;
+ $newer_version_available = ( 'upgrade' == $next_user_core_update->response && version_compare( $next_user_core_update->version, $core_update->version, '>' ) );
+
+ /**
+ * Filter whether to send an email following an automatic background core update.
+ *
+ * @since 3.7.0
+ *
+ * @param bool $send Whether to send the email. Default true.
+ * @param string $type The type of email to send. Can be one of
+ * 'success', 'fail', 'critical'.
+ * @param object $core_update The update offer that was attempted.
+ * @param mixed $result The result for the core update. Can be WP_Error.
+ */
+ if ( 'manual' !== $type && ! apply_filters( 'auto_core_update_send_email', true, $type, $core_update, $result ) )
+ return;
- parent::__construct($args);
- }
+ switch ( $type ) {
+ case 'success' : // We updated.
+ /* translators: 1: Site name, 2: WordPress version number. */
+ $subject = __( '[%1$s] Your site has updated to WordPress %2$s' );
+ break;
- function before() {
- if ( !empty($this->api) )
- $this->upgrader->strings['process_success'] = sprintf( $this->upgrader->strings['process_success_specific'], $this->api->name, $this->api->version);
- }
+ case 'fail' : // We tried to update but couldn't.
+ case 'manual' : // We can't update (and made no attempt).
+ /* translators: 1: Site name, 2: WordPress version number. */
+ $subject = __( '[%1$s] WordPress %2$s is available. Please update!' );
+ break;
- function after() {
- if ( empty($this->upgrader->result['destination_name']) )
- return;
+ case 'critical' : // We tried to update, started to copy files, then things went wrong.
+ /* translators: 1: Site name. */
+ $subject = __( '[%1$s] URGENT: Your site may be down due to a failed update' );
+ break;
- $theme_info = $this->upgrader->theme_info();
- if ( empty( $theme_info ) )
- return;
+ default :
+ return;
+ }
- $name = $theme_info->display('Name');
- $stylesheet = $this->upgrader->result['destination_name'];
- $template = $theme_info->get_template();
-
- $preview_link = add_query_arg( array(
- 'preview' => 1,
- 'template' => $template,
- 'stylesheet' => $stylesheet,
- ), trailingslashit( get_home_url() ) );
-
- $activate_link = add_query_arg( array(
- 'action' => 'activate',
- 'template' => $template,
- 'stylesheet' => $stylesheet,
- ), admin_url('themes.php') );
- $activate_link = wp_nonce_url( $activate_link, 'switch-theme_' . $stylesheet );
-
- $install_actions = array();
- $install_actions['preview'] = '<a href="' . esc_url( $preview_link ) . '" class="hide-if-customize" title="' . esc_attr( sprintf( __('Preview “%s”'), $name ) ) . '">' . __('Preview') . '</a>';
- $install_actions['preview'] .= '<a href="' . wp_customize_url( $stylesheet ) . '" class="hide-if-no-customize load-customize" title="' . esc_attr( sprintf( __('Preview “%s”'), $name ) ) . '">' . __('Live Preview') . '</a>';
- $install_actions['activate'] = '<a href="' . esc_url( $activate_link ) . '" class="activatelink" title="' . esc_attr( sprintf( __('Activate “%s”'), $name ) ) . '">' . __('Activate') . '</a>';
-
- if ( is_network_admin() && current_user_can( 'manage_network_themes' ) )
- $install_actions['network_enable'] = '<a href="' . esc_url( wp_nonce_url( 'themes.php?action=enable&theme=' . $stylesheet, 'enable-theme_' . $stylesheet ) ) . '" title="' . esc_attr__( 'Enable this theme for all sites in this network' ) . '" target="_parent">' . __( 'Network Enable' ) . '</a>';
-
- if ( $this->type == 'web' )
- $install_actions['themes_page'] = '<a href="' . self_admin_url('theme-install.php') . '" title="' . esc_attr__('Return to Theme Installer') . '" target="_parent">' . __('Return to Theme Installer') . '</a>';
- else
- $install_actions['themes_page'] = '<a href="' . self_admin_url('themes.php') . '" title="' . esc_attr__('Themes page') . '" target="_parent">' . __('Return to Themes page') . '</a>';
+ // If the auto update is not to the latest version, say that the current version of WP is available instead.
+ $version = 'success' === $type ? $core_update->current : $next_user_core_update->current;
+ $subject = sprintf( $subject, wp_specialchars_decode( get_option( 'blogname' ), ENT_QUOTES ), $version );
- if ( ! $this->result || is_wp_error($this->result) || is_network_admin() )
- unset( $install_actions['activate'], $install_actions['preview'] );
+ $body = '';
- $install_actions = apply_filters('install_theme_complete_actions', $install_actions, $this->api, $stylesheet, $theme_info);
- if ( ! empty($install_actions) )
- $this->feedback(implode(' | ', (array)$install_actions));
- }
-}
+ switch ( $type ) {
+ case 'success' :
+ $body .= sprintf( __( 'Howdy! Your site at %1$s has been updated automatically to WordPress %2$s.' ), home_url(), $core_update->current );
+ $body .= "\n\n";
+ if ( ! $newer_version_available )
+ $body .= __( 'No further action is needed on your part.' ) . ' ';
-/**
- * Theme Upgrader Skin for WordPress Theme Upgrades.
- *
- * @TODO More Detailed docs, for methods as well.
- *
- * @package WordPress
- * @subpackage Upgrader
- * @since 2.8.0
- */
-class Theme_Upgrader_Skin extends WP_Upgrader_Skin {
- var $theme = '';
+ // Can only reference the About screen if their update was successful.
+ list( $about_version ) = explode( '-', $core_update->current, 2 );
+ $body .= sprintf( __( "For more on version %s, see the About WordPress screen:" ), $about_version );
+ $body .= "\n" . admin_url( 'about.php' );
- function __construct($args = array()) {
- $defaults = array( 'url' => '', 'theme' => '', 'nonce' => '', 'title' => __('Update Theme') );
- $args = wp_parse_args($args, $defaults);
+ if ( $newer_version_available ) {
+ $body .= "\n\n" . sprintf( __( 'WordPress %s is also now available.' ), $next_user_core_update->current ) . ' ';
+ $body .= __( 'Updating is easy and only takes a few moments:' );
+ $body .= "\n" . network_admin_url( 'update-core.php' );
+ }
- $this->theme = $args['theme'];
+ break;
- parent::__construct($args);
- }
+ case 'fail' :
+ case 'manual' :
+ $body .= sprintf( __( 'Please update your site at %1$s to WordPress %2$s.' ), home_url(), $next_user_core_update->current );
- function after() {
-
- $update_actions = array();
- if ( ! empty( $this->upgrader->result['destination_name'] ) && $theme_info = $this->upgrader->theme_info() ) {
- $name = $theme_info->display('Name');
- $stylesheet = $this->upgrader->result['destination_name'];
- $template = $theme_info->get_template();
-
- $preview_link = add_query_arg( array(
- 'preview' => 1,
- 'template' => $template,
- 'stylesheet' => $stylesheet,
- ), trailingslashit( get_home_url() ) );
-
- $activate_link = add_query_arg( array(
- 'action' => 'activate',
- 'template' => $template,
- 'stylesheet' => $stylesheet,
- ), admin_url('themes.php') );
- $activate_link = wp_nonce_url( $activate_link, 'switch-theme_' . $stylesheet );
-
- if ( get_stylesheet() == $stylesheet ) {
- $update_actions['preview'] = '<a href="' . wp_customize_url( $stylesheet ) . '" class="hide-if-no-customize load-customize" title="' . esc_attr( sprintf( __('Customize “%s”'), $name ) ) . '">' . __('Customize') . '</a>';
- } else {
- $update_actions['preview'] = '<a href="' . esc_url( $preview_link ) . '" class="hide-if-customize" title="' . esc_attr( sprintf( __('Preview “%s”'), $name ) ) . '">' . __('Preview') . '</a>';
- $update_actions['preview'] .= '<a href="' . wp_customize_url( $stylesheet ) . '" class="hide-if-no-customize load-customize" title="' . esc_attr( sprintf( __('Preview “%s”'), $name ) ) . '">' . __('Live Preview') . '</a>';
- $update_actions['activate'] = '<a href="' . esc_url( $activate_link ) . '" class="activatelink" title="' . esc_attr( sprintf( __('Activate “%s”'), $name ) ) . '">' . __('Activate') . '</a>';
- }
+ $body .= "\n\n";
+
+ // Don't show this message if there is a newer version available.
+ // Potential for confusion, and also not useful for them to know at this point.
+ if ( 'fail' == $type && ! $newer_version_available )
+ $body .= __( 'We tried but were unable to update your site automatically.' ) . ' ';
+
+ $body .= __( 'Updating is easy and only takes a few moments:' );
+ $body .= "\n" . network_admin_url( 'update-core.php' );
+ break;
+
+ case 'critical' :
+ if ( $newer_version_available )
+ $body .= sprintf( __( 'Your site at %1$s experienced a critical failure while trying to update WordPress to version %2$s.' ), home_url(), $core_update->current );
+ else
+ $body .= sprintf( __( 'Your site at %1$s experienced a critical failure while trying to update to the latest version of WordPress, %2$s.' ), home_url(), $core_update->current );
- if ( ! $this->result || is_wp_error( $this->result ) || is_network_admin() )
- unset( $update_actions['preview'], $update_actions['activate'] );
+ $body .= "\n\n" . __( "This means your site may be offline or broken. Don't panic; this can be fixed." );
+
+ $body .= "\n\n" . __( "Please check out your site now. It's possible that everything is working. If it says you need to update, you should do so:" );
+ $body .= "\n" . network_admin_url( 'update-core.php' );
+ break;
}
- $update_actions['themes_page'] = '<a href="' . self_admin_url('themes.php') . '" title="' . esc_attr__('Return to Themes page') . '" target="_parent">' . __('Return to Themes page') . '</a>';
+ $critical_support = 'critical' === $type && ! empty( $core_update->support_email );
+ if ( $critical_support ) {
+ // Support offer if available.
+ $body .= "\n\n" . sprintf( __( "The WordPress team is willing to help you. Forward this email to %s and the team will work with you to make sure your site is working." ), $core_update->support_email );
+ } else {
+ // Add a note about the support forums.
+ $body .= "\n\n" . __( 'If you experience any issues or need support, the volunteers in the WordPress.org support forums may be able to help.' );
+ $body .= "\n" . __( 'https://wordpress.org/support/' );
+ }
- $update_actions = apply_filters('update_theme_complete_actions', $update_actions, $this->theme);
- if ( ! empty($update_actions) )
- $this->feedback(implode(' | ', (array)$update_actions));
- }
-}
+ // Updates are important!
+ if ( $type != 'success' || $newer_version_available ) {
+ $body .= "\n\n" . __( 'Keeping your site updated is important for security. It also makes the internet a safer place for you and your readers.' );
+ }
-/**
- * Upgrade Skin helper for File uploads. This class handles the upload process and passes it as if its a local file to the Upgrade/Installer functions.
- *
- * @TODO More Detailed docs, for methods as well.
- *
- * @package WordPress
- * @subpackage Upgrader
- * @since 2.8.0
- */
-class File_Upload_Upgrader {
- var $package;
- var $filename;
- var $id = 0;
+ if ( $critical_support ) {
+ $body .= " " . __( "If you reach out to us, we'll also ensure you'll never have this problem again." );
+ }
- function __construct($form, $urlholder) {
+ // If things are successful and we're now on the latest, mention plugins and themes if any are out of date.
+ if ( $type == 'success' && ! $newer_version_available && ( get_plugin_updates() || get_theme_updates() ) ) {
+ $body .= "\n\n" . __( 'You also have some plugins or themes with updates available. Update them now:' );
+ $body .= "\n" . network_admin_url();
+ }
- if ( empty($_FILES[$form]['name']) && empty($_GET[$urlholder]) )
- wp_die(__('Please select a file'));
+ $body .= "\n\n" . __( 'The WordPress Team' ) . "\n";
- //Handle a newly uploaded file, Else assume its already been uploaded
- if ( ! empty($_FILES) ) {
- $overrides = array( 'test_form' => false, 'test_type' => false );
- $file = wp_handle_upload( $_FILES[$form], $overrides );
+ if ( 'critical' == $type && is_wp_error( $result ) ) {
+ $body .= "\n***\n\n";
+ $body .= sprintf( __( 'Your site was running version %s.' ), $GLOBALS['wp_version'] );
+ $body .= ' ' . __( 'We have some data that describes the error your site encountered.' );
+ $body .= ' ' . __( 'Your hosting company, support forum volunteers, or a friendly developer may be able to use this information to help you:' );
- if ( isset( $file['error'] ) )
- wp_die( $file['error'] );
+ // If we had a rollback and we're still critical, then the rollback failed too.
+ // Loop through all errors (the main WP_Error, the update result, the rollback result) for code, data, etc.
+ if ( 'rollback_was_required' == $result->get_error_code() )
+ $errors = array( $result, $result->get_error_data()->update, $result->get_error_data()->rollback );
+ else
+ $errors = array( $result );
+
+ foreach ( $errors as $error ) {
+ if ( ! is_wp_error( $error ) )
+ continue;
+ $error_code = $error->get_error_code();
+ $body .= "\n\n" . sprintf( __( "Error code: %s" ), $error_code );
+ if ( 'rollback_was_required' == $error_code )
+ continue;
+ if ( $error->get_error_message() )
+ $body .= "\n" . $error->get_error_message();
+ $error_data = $error->get_error_data();
+ if ( $error_data )
+ $body .= "\n" . implode( ', ', (array) $error_data );
+ }
+ $body .= "\n";
+ }
- $this->filename = $_FILES[$form]['name'];
- $this->package = $file['file'];
+ $to = get_site_option( 'admin_email' );
+ $headers = '';
+
+ $email = compact( 'to', 'subject', 'body', 'headers' );
+
+ /**
+ * Filter the email sent following an automatic background core update.
+ *
+ * @since 3.7.0
+ *
+ * @param array $email {
+ * Array of email arguments that will be passed to wp_mail().
+ *
+ * @type string $to The email recipient. An array of emails
+ * can be returned, as handled by wp_mail().
+ * @type string $subject The email's subject.
+ * @type string $body The email message body.
+ * @type string $headers Any email headers, defaults to no headers.
+ * }
+ * @param string $type The type of email being sent. Can be one of
+ * 'success', 'fail', 'manual', 'critical'.
+ * @param object $core_update The update offer that was attempted.
+ * @param mixed $result The result for the core update. Can be WP_Error.
+ */
+ $email = apply_filters( 'auto_core_update_email', $email, $type, $core_update, $result );
+
+ wp_mail( $email['to'], wp_specialchars_decode( $email['subject'] ), $email['body'], $email['headers'] );
+ }
+
+ /**
+ * Prepares and sends an email of a full log of background update results, useful for debugging and geekery.
+ *
+ * @since 3.7.0
+ */
+ protected function send_debug_email() {
+ $update_count = 0;
+ foreach ( $this->update_results as $type => $updates )
+ $update_count += count( $updates );
+
+ $body = array();
+ $failures = 0;
+
+ $body[] = sprintf( __( 'WordPress site: %s' ), network_home_url( '/' ) );
+
+ // Core
+ if ( isset( $this->update_results['core'] ) ) {
+ $result = $this->update_results['core'][0];
+ if ( $result->result && ! is_wp_error( $result->result ) ) {
+ $body[] = sprintf( __( 'SUCCESS: WordPress was successfully updated to %s' ), $result->name );
+ } else {
+ $body[] = sprintf( __( 'FAILED: WordPress failed to update to %s' ), $result->name );
+ $failures++;
+ }
+ $body[] = '';
+ }
- // 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'
- );
+ // Plugins, Themes, Translations
+ foreach ( array( 'plugin', 'theme', 'translation' ) as $type ) {
+ if ( ! isset( $this->update_results[ $type ] ) )
+ continue;
+ $success_items = wp_list_filter( $this->update_results[ $type ], array( 'result' => true ) );
+ if ( $success_items ) {
+ $messages = array(
+ 'plugin' => __( 'The following plugins were successfully updated:' ),
+ 'theme' => __( 'The following themes were successfully updated:' ),
+ 'translation' => __( 'The following translations were successfully updated:' ),
+ );
+
+ $body[] = $messages[ $type ];
+ foreach ( wp_list_pluck( $success_items, 'name' ) as $name ) {
+ $body[] = ' * ' . sprintf( __( 'SUCCESS: %s' ), $name );
+ }
+ }
+ if ( $success_items != $this->update_results[ $type ] ) {
+ // Failed updates
+ $messages = array(
+ 'plugin' => __( 'The following plugins failed to update:' ),
+ 'theme' => __( 'The following themes failed to update:' ),
+ 'translation' => __( 'The following translations failed to update:' ),
+ );
+
+ $body[] = $messages[ $type ];
+ foreach ( $this->update_results[ $type ] as $item ) {
+ if ( ! $item->result || is_wp_error( $item->result ) ) {
+ $body[] = ' * ' . sprintf( __( 'FAILED: %s' ), $item->name );
+ $failures++;
+ }
+ }
+ }
+ $body[] = '';
+ }
- // Save the data
- $this->id = wp_insert_attachment( $object, $file['file'] );
+ $site_title = wp_specialchars_decode( get_bloginfo( 'name' ), ENT_QUOTES );
+ if ( $failures ) {
+ $body[] = trim( __( "
+BETA TESTING?
+=============
- // 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 ) );
+This debugging email is sent when you are using a development version of WordPress.
- } 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'));
+If you think these failures might be due to a bug in WordPress, could you report it?
+ * Open a thread in the support forums: https://wordpress.org/support/forum/alphabeta
+ * Or, if you're comfortable writing a bug report: https://core.trac.wordpress.org/
- $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'] );
+Thanks! -- The WordPress Team" ) );
+ $body[] = '';
- $this->filename = $_GET[$urlholder];
- $this->package = $uploads['basedir'] . '/' . $this->filename;
+ $subject = sprintf( __( '[%s] There were failures during background updates' ), $site_title );
+ } else {
+ $subject = sprintf( __( '[%s] Background updates have finished' ), $site_title );
}
- }
- function cleanup() {
- if ( $this->id )
- wp_delete_attachment( $this->id );
+ $body[] = trim( __( '
+UPDATE LOG
+==========' ) );
+ $body[] = '';
- elseif ( file_exists( $this->package ) )
- return @unlink( $this->package );
+ foreach ( array( 'core', 'plugin', 'theme', 'translation' ) as $type ) {
+ if ( ! isset( $this->update_results[ $type ] ) )
+ continue;
+ foreach ( $this->update_results[ $type ] as $update ) {
+ $body[] = $update->name;
+ $body[] = str_repeat( '-', strlen( $update->name ) );
+ foreach ( $update->messages as $message )
+ $body[] = " " . html_entity_decode( str_replace( '…', '...', $message ) );
+ if ( is_wp_error( $update->result ) ) {
+ $results = array( 'update' => $update->result );
+ // If we rolled back, we want to know an error that occurred then too.
+ if ( 'rollback_was_required' === $update->result->get_error_code() )
+ $results = (array) $update->result->get_error_data();
+ foreach ( $results as $result_type => $result ) {
+ if ( ! is_wp_error( $result ) )
+ continue;
+
+ if ( 'rollback' === $result_type ) {
+ /* translators: 1: Error code, 2: Error message. */
+ $body[] = ' ' . sprintf( __( 'Rollback Error: [%1$s] %2$s' ), $result->get_error_code(), $result->get_error_message() );
+ } else {
+ /* translators: 1: Error code, 2: Error message. */
+ $body[] = ' ' . sprintf( __( 'Error: [%1$s] %2$s' ), $result->get_error_code(), $result->get_error_message() );
+ }
+
+ if ( $result->get_error_data() )
+ $body[] = ' ' . implode( ', ', (array) $result->get_error_data() );
+ }
+ }
+ $body[] = '';
+ }
+ }
- return true;
+ $email = array(
+ 'to' => get_site_option( 'admin_email' ),
+ 'subject' => $subject,
+ 'body' => implode( "\n", $body ),
+ 'headers' => ''
+ );
+
+ /**
+ * Filter the debug email that can be sent following an automatic
+ * background core update.
+ *
+ * @since 3.8.0
+ *
+ * @param array $email {
+ * Array of email arguments that will be passed to wp_mail().
+ *
+ * @type string $to The email recipient. An array of emails
+ * can be returned, as handled by wp_mail().
+ * @type string $subject Email subject.
+ * @type string $body Email message body.
+ * @type string $headers Any email headers. Default empty.
+ * }
+ * @param int $failures The number of failures encountered while upgrading.
+ * @param mixed $results The results of all attempted updates.
+ */
+ $email = apply_filters( 'automatic_updates_debug_email', $email, $failures, $this->update_results );
+
+ wp_mail( $email['to'], wp_specialchars_decode( $email['subject'] ), $email['body'], $email['headers'] );
}
-}
\ No newline at end of file
+}