X-Git-Url: https://scripts.mit.edu/gitweb/autoinstalls/wordpress.git/blobdiff_plain/8f374b7233bc2815ccc387e448d208c5434eb961..febc815b2c9d85be5717da9e8d164bd2daa97e31:/wp-admin/includes/class-wp-upgrader.php
diff --git a/wp-admin/includes/class-wp-upgrader.php b/wp-admin/includes/class-wp-upgrader.php
index c70ef66b..485197c4 100644
--- a/wp-admin/includes/class-wp-upgrader.php
+++ b/wp-admin/includes/class-wp-upgrader.php
@@ -1,74 +1,208 @@
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
+ * @access public
+ */
+ public function init() {
$this->skin->set_upgrader($this);
$this->generic_strings();
}
- function generic_strings() {
- $this->strings['bad_request'] = __('Invalid Data provided.');
+ /**
+ * Add the generic strings to WP_Upgrader::$strings.
+ *
+ * @since 2.8.0
+ * @access public
+ */
+ 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['fs_no_root_dir'] = __('Unable to locate WordPress Root directory.');
- $this->strings['fs_no_content_dir'] = __('Unable to locate WordPress Content directory (wp-content).');
- $this->strings['fs_no_plugins_dir'] = __('Unable to locate WordPress Plugin directory.');
- $this->strings['fs_no_themes_dir'] = __('Unable to locate WordPress Theme directory.');
+ $this->strings['fs_no_root_dir'] = __('Unable to locate WordPress root directory.');
+ $this->strings['fs_no_content_dir'] = __('Unable to locate WordPress content directory (wp-content).');
+ $this->strings['fs_no_plugins_dir'] = __('Unable to locate WordPress plugin directory.');
+ $this->strings['fs_no_themes_dir'] = __('Unable to locate WordPress theme directory.');
/* translators: %s: directory name */
$this->strings['fs_no_folder'] = __('Unable to locate needed folder (%s).');
$this->strings['download_failed'] = __('Download failed.');
$this->strings['installing_package'] = __('Installing the latest version…');
+ $this->strings['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['files_not_writable'] = __( 'The update cannot be installed because we will be unable to copy some files. This is usually due to inconsistent file permissions.' );
$this->strings['maintenance_start'] = __('Enabling Maintenance mode…');
$this->strings['maintenance_end'] = __('Disabling Maintenance mode…');
}
- function fs_connect( $directories = array() ) {
+ /**
+ * Connect to the filesystem.
+ *
+ * @since 2.8.0
+ * @access public
+ *
+ * @global WP_Filesystem_Base $wp_filesystem Subclass
+ *
+ * @param array $directories Optional. A list of directories. If any of these do
+ * not exist, a 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 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;
}
@@ -92,20 +226,45 @@ class WP_Upgrader {
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
+ * @access public
+ *
+ * @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 WP_Error object.
+ */
+ public function download_package( $package ) {
+
+ /**
+ * Filters whether to return the package.
+ *
+ * @since 3.7.0
+ * @access public
+ *
+ * @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..
@@ -123,7 +282,20 @@ class WP_Upgrader {
return $download_file;
}
- function unpack_package($package, $delete_package = true) {
+ /**
+ * Unpack a compressed package file.
+ *
+ * @since 2.8.0
+ * @access public
+ *
+ * @global WP_Filesystem_Base $wp_filesystem Subclass
+ *
+ * @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 WP_Error on failure.
+ */
+ public function unpack_package( $package, $delete_package = true ) {
global $wp_filesystem;
$this->skin->feedback('unpack_package');
@@ -137,15 +309,15 @@ class WP_Upgrader {
$wp_filesystem->delete($upgrade_folder . $file['name'], true);
}
- //We need a working directory
- $working_dir = $upgrade_folder . basename($package, '.zip');
+ // We need a working directory - Strip off any .tmp or .zip suffixes
+ $working_dir = $upgrade_folder . basename( basename( $package, '.tmp' ), '.zip' );
// Clean up working directory
if ( $wp_filesystem->is_dir($working_dir) )
$wp_filesystem->delete($working_dir, true);
// Unzip package to working directory
- $result = unzip_file($package, $working_dir); //TODO optimizations, Copy when Move/Rename would suffice?
+ $result = unzip_file( $package, $working_dir );
// Once extracted, delete the package if required.
if ( $delete_package )
@@ -162,69 +334,219 @@ class WP_Upgrader {
return $working_dir;
}
- function install_package($args = array()) {
+ /**
+ * Clears the directory where this item is going to be installed into.
+ *
+ * @since 4.3.0
+ * @access public
+ *
+ * @global WP_Filesystem_Base $wp_filesystem Subclass
+ *
+ * @param string $remote_destination The location on the remote filesystem to be cleared
+ * @return bool|WP_Error True upon success, WP_Error on failure.
+ */
+ public function clear_destination( $remote_destination ) {
global $wp_filesystem;
- $defaults = array( 'source' => '', 'destination' => '', //Please always pass these
- 'clear_destination' => false, 'clear_working' => false,
- 'hook_extra' => array());
- $args = wp_parse_args($args, $defaults);
- extract($args);
+ if ( ! $wp_filesystem->exists( $remote_destination ) ) {
+ return true;
+ }
- @set_time_limit( 300 );
+ // Check all files are writable before attempting to clear the destination.
+ $unwritable_files = array();
+
+ $_files = $wp_filesystem->dirlist( $remote_destination, true, true );
+
+ // Flatten the resulting array, iterate using each as we append to the array during iteration.
+ while ( $f = each( $_files ) ) {
+ $file = $f['value'];
+ $name = $f['key'];
+
+ if ( ! isset( $file['files'] ) ) {
+ continue;
+ }
+
+ foreach ( $file['files'] as $filename => $details ) {
+ $_files[ $name . '/' . $filename ] = $details;
+ }
+ }
+
+ // Check writability.
+ foreach ( $_files as $filename => $file_details ) {
+ if ( ! $wp_filesystem->is_writable( $remote_destination . $filename ) ) {
+
+ // Attempt to alter permissions to allow writes and try again.
+ $wp_filesystem->chmod( $remote_destination . $filename, ( 'd' == $file_details['type'] ? FS_CHMOD_DIR : FS_CHMOD_FILE ) );
+ if ( ! $wp_filesystem->is_writable( $remote_destination . $filename ) ) {
+ $unwritable_files[] = $filename;
+ }
+ }
+ }
+
+ if ( ! empty( $unwritable_files ) ) {
+ return new WP_Error( 'files_not_writable', $this->strings['files_not_writable'], implode( ', ', $unwritable_files ) );
+ }
+
+ if ( ! $wp_filesystem->delete( $remote_destination, true ) ) {
+ return new WP_Error( 'remove_old_failed', $this->strings['remove_old_failed'] );
+ }
+
+ return true;
+ }
+
+ /**
+ * 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
+ * @access public
+ *
+ * @global WP_Filesystem_Base $wp_filesystem Subclass
+ * @global array $wp_theme_directories
+ *
+ * @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 $hook_extra Extra arguments to pass to the filter hooks called by
+ * WP_Upgrader::install_package(). Default empty array.
+ * }
+ *
+ * @return array|WP_Error The result (also stored in `WP_Upgrader::$result`), or a WP_Error on failure.
+ */
+ public function install_package( $args = array() ) {
+ global $wp_filesystem, $wp_theme_directories;
+
+ $defaults = array(
+ 'source' => '', // Please always pass this
+ 'destination' => '', // and this
+ 'clear_destination' => false,
+ 'clear_working' => false,
+ 'abort_if_destination_exists' => true,
+ 'hook_extra' => array()
+ );
- if ( empty($source) || empty($destination) )
- return new WP_Error('bad_request', $this->strings['bad_request']);
+ $args = wp_parse_args($args, $defaults);
+
+ // 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' );
+
+ /**
+ * Filters 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) )
+ 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 folder name of this file as the destination folder. Folder name is based on zip filename.
+ $source = trailingslashit( $args['source'] );
+ }
+
+ /**
+ * Filters the source file location for the upgrade package.
+ *
+ * @since 2.8.0
+ * @since 4.4.0 The $hook_extra parameter became available.
+ *
+ * @param string $source File source location.
+ * @param string $remote_source Remote file source location.
+ * @param WP_Upgrader $this WP_Upgrader instance.
+ * @param array $hook_extra Extra arguments passed to hooked filters.
+ */
+ $source = apply_filters( 'upgrader_source_selection', $source, $remote_source, $this, $args['hook_extra'] );
+
+ if ( is_wp_error( $source ) ) {
return $source;
+ }
+
+ // Has the source location changed? If so, we need a new source_files list.
+ if ( $source !== $remote_source ) {
+ $source_files = array_keys( $wp_filesystem->dirlist( $source ) );
+ }
+
+ /*
+ * Protection against deleting files in any important base directories.
+ * 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' );
- //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) );
+ if ( is_array( $wp_theme_directories ) ) {
+ $protected_directories = array_merge( $protected_directories, $wp_theme_directories );
+ }
- //Protection against deleting files in any important base directories.
- if ( in_array( $destination, array(ABSPATH, WP_CONTENT_DIR, WP_PLUGIN_DIR, WP_CONTENT_DIR . '/themes') ) ) {
- $remote_destination = trailingslashit($remote_destination) . trailingslashit(basename($source));
- $destination = trailingslashit($destination) . trailingslashit(basename($source));
+ if ( 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
+ // 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, $hook_extra);
- if ( is_wp_error($removed) )
+ $removed = $this->clear_destination( $remote_destination );
+
+ /**
+ * Filters whether the upgrader cleared the destination.
+ *
+ * @since 2.8.0
+ *
+ * @param mixed $removed Whether the destination was cleared. true on success, WP_Error on failure
+ * @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 )
- 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);
@@ -235,29 +557,43 @@ class WP_Upgrader {
}
//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');
+ $this->result = compact( 'source', 'source_files', 'destination', 'destination_name', 'local_destination', 'remote_destination', 'clear_destination' );
+
+ /**
+ * Filters 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 );
- $res = apply_filters('upgrader_post_install', true, $hook_extra, $this->result);
if ( is_wp_error($res) ) {
$this->result = $res;
return $res;
@@ -267,77 +603,212 @@ class WP_Upgrader {
return $this->result;
}
- function run($options) {
-
- $defaults = array( 'package' => '', //Please always pass this.
- 'destination' => '', //And this
- 'clear_destination' => false,
- 'clear_working' => true,
- 'is_multi' => false,
- 'hook_extra' => array() //Pass any extra $hook_extra args here, this will be passed to any hooked filters.
- );
+ /**
+ * 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
+ * @access public
+ *
+ * @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
+ * WP_Upgrader::header() and WP_Upgrader::footer()
+ * aren't called. Default false.
+ * @type array $hook_extra Extra arguments to pass to the filter hooks called by
+ * 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.
+ );
- $options = wp_parse_args($options, $defaults);
- extract($options);
+ $options = wp_parse_args( $options, $defaults );
+
+ /**
+ * Filters the package options before running an update.
+ *
+ * See also {@see 'upgrader_process_complete'}.
+ *
+ * @since 4.3.0
+ *
+ * @param array $options {
+ * Options used by the upgrader.
+ *
+ * @type string $package Package for update.
+ * @type string $destination Update location.
+ * @type bool $clear_destination Clear the destination resource.
+ * @type bool $clear_working Clear the working resource.
+ * @type bool $abort_if_destination_exists Abort if the Destination directory exists.
+ * @type bool $is_multi Whether the upgrader is running multiple times.
+ * @type array $hook_extra {
+ * Extra hook arguments.
+ *
+ * @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 string $plugin The base plugin path from the plugins directory.
+ * @type string $theme The stylesheet or template name of the theme.
+ * @type string $language_update_type The language pack update type. Accepts 'plugin', 'theme',
+ * or 'core'.
+ * @type object $language_update The language pack update offer.
+ * }
+ * }
+ */
+ $options = apply_filters( 'upgrader_package_options', $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 the package (Note, This just returns the filename
+ * of the file if the package is a local file)
+ */
+ $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
+ // 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.
+ // 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);
$this->skin->feedback('process_failed');
} else {
- //Install Succeeded
+ // Install succeeded.
$this->skin->feedback('process_success');
}
+
$this->skin->after();
- if ( !$is_multi )
+ if ( ! $options['is_multi'] ) {
+
+ /**
+ * Fires when the upgrader process is complete.
+ *
+ * See also {@see 'upgrader_package_options'}.
+ *
+ * @since 3.6.0
+ * @since 3.7.0 Added to WP_Upgrader::run().
+ * @since 4.6.0 `$translations` was added as a possible argument to `$hook_extra`.
+ *
+ * @param WP_Upgrader $this WP_Upgrader instance. In other contexts, $this, might be a
+ * Theme_Upgrader, Plugin_Upgrader, Core_Upgrade, or Language_Pack_Upgrader instance.
+ * @param array $hook_extra {
+ * Array of bulk item update data.
+ *
+ * @type string $action Type of action. Default 'update'.
+ * @type string $type Type of update process. Accepts 'plugin', 'theme', 'translation', or 'core'.
+ * @type bool $bulk Whether the update process is a bulk update. Default true.
+ * @type array $plugins Array of the basename paths of the plugins' main files.
+ * @type array $themes The theme slugs.
+ * @type array $translations {
+ * Array of translations update data.
+ *
+ * @type string $language The locale the translation is for.
+ * @type string $type Type of translation. Accepts 'plugin', 'theme', or 'core'.
+ * @type string $slug Text domain the translation is for. The slug of a theme/plugin or
+ * 'default' for core translations.
+ * @type string $version The version of a theme, plugin, or core.
+ * }
+ * }
+ */
+ 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
+ * @access public
+ *
+ * @global WP_Filesystem_Base $wp_filesystem Subclass
+ *
+ * @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 ) {
@@ -346,1334 +817,91 @@ class WP_Upgrader {
$maintenance_string = '';
$wp_filesystem->delete($file);
$wp_filesystem->put_contents($file, $maintenance_string, FS_CHMOD_FILE);
- } else if ( !$enable && $wp_filesystem->exists($file) ) {
+ } elseif ( ! $enable && $wp_filesystem->exists( $file ) ) {
$this->skin->feedback('maintenance_end');
$wp_filesystem->delete($file);
}
}
-}
-
-/**
- * Plugin Upgrader class for WordPress Plugins, It is designed to upgrade/install plugins from a local zip, remote zip URL, or uploaded zip file.
- *
- * @TODO More Detailed docs, for methods as well.
- *
- * @package WordPress
- * @subpackage Upgrader
- * @since 2.8.0
- */
-class Plugin_Upgrader extends WP_Upgrader {
-
- var $result;
- var $bulk = false;
- var $show_before = '';
-
- function upgrade_strings() {
- $this->strings['up_to_date'] = __('The plugin is at the latest version.');
- $this->strings['no_package'] = __('Update package not available.');
- $this->strings['downloading_package'] = __('Downloading update from %s…');
- $this->strings['unpack_package'] = __('Unpacking the update…');
- $this->strings['remove_old'] = __('Removing the old version of the plugin…');
- $this->strings['remove_old_failed'] = __('Could not remove the old plugin.');
- $this->strings['process_failed'] = __('Plugin update failed.');
- $this->strings['process_success'] = __('Plugin updated successfully.');
- }
-
- function install_strings() {
- $this->strings['no_package'] = __('Install package not available.');
- $this->strings['downloading_package'] = __('Downloading install package from %s…');
- $this->strings['unpack_package'] = __('Unpacking the package…');
- $this->strings['installing_package'] = __('Installing the plugin…');
- $this->strings['process_failed'] = __('Plugin install failed.');
- $this->strings['process_success'] = __('Plugin installed successfully.');
- }
-
- function install($package) {
-
- $this->init();
- $this->install_strings();
-
- add_filter('upgrader_source_selection', array(&$this, 'check_package') );
-
- $this->run(array(
- 'package' => $package,
- 'destination' => WP_PLUGIN_DIR,
- 'clear_destination' => false, //Do not overwrite files.
- 'clear_working' => true,
- 'hook_extra' => array()
- ));
-
- remove_filter('upgrader_source_selection', array(&$this, 'check_package') );
-
- if ( ! $this->result || is_wp_error($this->result) )
- return $this->result;
-
- // Force refresh of plugin update information
- delete_site_transient('update_plugins');
- wp_cache_delete( 'plugins', 'plugins' );
-
- return true;
- }
-
- function upgrade($plugin) {
-
- $this->init();
- $this->upgrade_strings();
-
- $current = get_site_transient( 'update_plugins' );
- if ( !isset( $current->response[ $plugin ] ) ) {
- $this->skin->before();
- $this->skin->set_result(false);
- $this->skin->error('up_to_date');
- $this->skin->after();
- return false;
+ /**
+ * Creates a lock using WordPress options.
+ *
+ * @since 4.5.0
+ * @access public
+ * @static
+ *
+ * @param string $lock_name The name of this unique lock.
+ * @param int $release_timeout Optional. The duration in seconds to respect an existing lock.
+ * Default: 1 hour.
+ * @return bool False if a lock couldn't be created or if the lock is no longer valid. True otherwise.
+ */
+ public static function create_lock( $lock_name, $release_timeout = null ) {
+ global $wpdb;
+ if ( ! $release_timeout ) {
+ $release_timeout = HOUR_IN_SECONDS;
}
+ $lock_option = $lock_name . '.lock';
- // Get the URL to the zip file
- $r = $current->response[ $plugin ];
-
- add_filter('upgrader_pre_install', array(&$this, 'deactivate_plugin_before_upgrade'), 10, 2);
- add_filter('upgrader_clear_destination', array(&$this, 'delete_old_plugin'), 10, 4);
- //'source_selection' => array(&$this, 'source_selection'), //there's a trac ticket to move up the directory for zip's which are made a bit differently, useful for non-.org plugins.
-
- $this->run(array(
- 'package' => $r->package,
- 'destination' => WP_PLUGIN_DIR,
- 'clear_destination' => true,
- 'clear_working' => true,
- 'hook_extra' => array(
- 'plugin' => $plugin
- )
- ));
-
- // Cleanup our hooks, in case something else does a upgrade on this connection.
- remove_filter('upgrader_pre_install', array(&$this, 'deactivate_plugin_before_upgrade'));
- remove_filter('upgrader_clear_destination', array(&$this, 'delete_old_plugin'));
-
- if ( ! $this->result || is_wp_error($this->result) )
- return $this->result;
-
- // Force refresh of plugin update information
- delete_site_transient('update_plugins');
- wp_cache_delete( 'plugins', 'plugins' );
- }
-
- function bulk_upgrade($plugins) {
-
- $this->init();
- $this->bulk = true;
- $this->upgrade_strings();
-
- $current = get_site_transient( 'update_plugins' );
-
- add_filter('upgrader_clear_destination', array(&$this, 'delete_old_plugin'), 10, 4);
+ // 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_option, time() ) );
- $this->skin->header();
+ if ( ! $lock_result ) {
+ $lock_result = get_option( $lock_option );
- // Connect to the Filesystem first.
- $res = $this->fs_connect( array(WP_CONTENT_DIR, WP_PLUGIN_DIR) );
- if ( ! $res ) {
- $this->skin->footer();
- return false;
- }
-
- $this->skin->bulk_header();
-
- // Only start maintenance mode if running in Multisite OR the plugin is in use
- $maintenance = is_multisite(); // @TODO: This should only kick in for individual sites if at all possible.
- 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
- if ( $maintenance )
- $this->maintenance_mode(true);
-
- $results = array();
-
- $this->update_count = count($plugins);
- $this->update_current = 0;
- foreach ( $plugins as $plugin ) {
- $this->update_current++;
- $this->skin->plugin_info = get_plugin_data( WP_PLUGIN_DIR . '/' . $plugin, false, true);
-
- if ( !isset( $current->response[ $plugin ] ) ) {
- $this->skin->set_result(false);
- $this->skin->before();
- $this->skin->error('up_to_date');
- $this->skin->after();
- $results[$plugin] = false;
- continue;
+ // If a lock couldn't be created, and there isn't a lock, bail.
+ if ( ! $lock_result ) {
+ return false;
}
- // Get the URL to the zip file
- $r = $current->response[ $plugin ];
-
- $this->skin->plugin_active = is_plugin_active($plugin);
-
- $result = $this->run(array(
- 'package' => $r->package,
- 'destination' => WP_PLUGIN_DIR,
- 'clear_destination' => true,
- 'clear_working' => true,
- 'is_multi' => true,
- 'hook_extra' => array(
- 'plugin' => $plugin
- )
- ));
-
- $results[$plugin] = $this->result;
-
- // Prevent credentials auth screen from displaying multiple times
- if ( false === $result )
- break;
- } //end foreach $plugins
-
- $this->maintenance_mode(false);
-
- $this->skin->bulk_footer();
-
- $this->skin->footer();
-
- // Cleanup our hooks, in case something else does a upgrade on this connection.
- remove_filter('upgrader_clear_destination', array(&$this, 'delete_old_plugin'));
-
- // Force refresh of plugin update information
- delete_site_transient('update_plugins');
- wp_cache_delete( 'plugins', 'plugins' );
-
- return $results;
- }
-
- function check_package($source) {
- global $wp_filesystem;
-
- if ( is_wp_error($source) )
- return $source;
-
- $working_directory = str_replace( $wp_filesystem->wp_content_dir(), trailingslashit(WP_CONTENT_DIR), $source);
- if ( ! is_dir($working_directory) ) // Sanity check, if the above fails, lets not prevent installation.
- return $source;
-
- // Check the folder contains at least 1 valid plugin.
- $plugins_found = false;
- foreach ( glob( $working_directory . '*.php' ) as $file ) {
- $info = get_plugin_data($file, false, false);
- if ( !empty( $info['Name'] ) ) {
- $plugins_found = true;
- break;
+ // Check to see if the lock is still valid. If not, bail.
+ if ( $lock_result > ( time() - $release_timeout ) ) {
+ return false;
}
- }
-
- if ( ! $plugins_found )
- return new WP_Error( 'incompatible_archive', $this->strings['incompatible_archive'], __('No valid plugins were found.') );
-
- return $source;
- }
-
- //return plugin info.
- function plugin_info() {
- if ( ! is_array($this->result) )
- return false;
- if ( empty($this->result['destination_name']) )
- return false;
-
- $plugin = get_plugins('/' . $this->result['destination_name']); //Ensure to pass with leading slash
- if ( empty($plugin) )
- return false;
-
- $pluginfiles = array_keys($plugin); //Assume the requested plugin is the first in the list
-
- return $this->result['destination_name'] . '/' . $pluginfiles[0];
- }
-
- //Hooked to pre_install
- function deactivate_plugin_before_upgrade($return, $plugin) {
-
- if ( is_wp_error($return) ) //Bypass.
- return $return;
-
- $plugin = isset($plugin['plugin']) ? $plugin['plugin'] : '';
- if ( empty($plugin) )
- return new WP_Error('bad_request', $this->strings['bad_request']);
-
- if ( is_plugin_active($plugin) ) {
- //Deactivate the plugin silently, Prevent deactivation hooks from running.
- deactivate_plugins($plugin, true);
- }
- }
-
- //Hooked to upgrade_clear_destination
- function delete_old_plugin($removed, $local_destination, $remote_destination, $plugin) {
- global $wp_filesystem;
-
- if ( is_wp_error($removed) )
- return $removed; //Pass errors through.
-
- $plugin = isset($plugin['plugin']) ? $plugin['plugin'] : '';
- if ( empty($plugin) )
- return new WP_Error('bad_request', $this->strings['bad_request']);
-
- $plugins_dir = $wp_filesystem->wp_plugins_dir();
- $this_plugin_dir = trailingslashit( dirname($plugins_dir . $plugin) );
-
- if ( ! $wp_filesystem->exists($this_plugin_dir) ) //If its already vanished.
- return $removed;
-
- // If plugin is in its own directory, recursively delete the directory.
- if ( strpos($plugin, '/') && $this_plugin_dir != $plugins_dir ) //base check on if plugin includes directory separator AND that its not the root plugin folder
- $deleted = $wp_filesystem->delete($this_plugin_dir, true);
- else
- $deleted = $wp_filesystem->delete($plugins_dir . $plugin);
-
- if ( ! $deleted )
- return new WP_Error('remove_old_failed', $this->strings['remove_old_failed']);
-
- return true;
- }
-}
-
-/**
- * Theme Upgrader class for WordPress Themes, It is designed to upgrade/install themes from a local zip, remote zip URL, or uploaded zip file.
- *
- * @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() {
- $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 %s…');
- $this->strings['unpack_package'] = __('Unpacking the update…');
- $this->strings['remove_old'] = __('Removing the old version of the theme…');
- $this->strings['remove_old_failed'] = __('Could not remove the old theme.');
- $this->strings['process_failed'] = __('Theme update failed.');
- $this->strings['process_success'] = __('Theme updated successfully.');
- }
-
- function install_strings() {
- $this->strings['no_package'] = __('Install package not available.');
- $this->strings['downloading_package'] = __('Downloading install package from %s…');
- $this->strings['unpack_package'] = __('Unpacking the package…');
- $this->strings['installing_package'] = __('Installing the theme…');
- $this->strings['process_failed'] = __('Theme install failed.');
- $this->strings['process_success'] = __('Theme installed successfully.');
- /* translators: 1: theme name, 2: version */
- $this->strings['process_success_specific'] = __('Successfully installed the theme %1$s %2$s.');
- $this->strings['parent_theme_search'] = __('This theme requires a parent theme. Checking if it is installed…');
- /* translators: 1: theme name, 2: version */
- $this->strings['parent_theme_prepare_install'] = __('Preparing to install %1$s %2$s…');
- /* translators: 1: theme name, 2: version */
- $this->strings['parent_theme_currently_installed'] = __('The parent theme, %1$s %2$s, is currently installed.');
- /* translators: 1: theme name, 2: version */
- $this->strings['parent_theme_install_success'] = __('Successfully installed the parent theme, %1$s %2$s.');
- $this->strings['parent_theme_not_found'] = __('The parent theme could not be found. You will need to install the parent theme, %s, before you can use this child theme.');
- }
-
- function check_parent_theme_filter($install_result, $hook_extra, $child_result) {
- // Check to see if we need to install a parent theme
- $theme_info = $this->theme_info();
-
- if ( ! $theme_info->parent() )
- return $install_result;
-
- $this->skin->feedback( 'parent_theme_search' );
-
- if ( ! $theme_info->parent()->errors() ) {
- $this->skin->feedback( 'parent_theme_currently_installed', $theme_info->parent()->display('Name'), $theme_info->parent()->display('Version') );
- // We already have the theme, fall through.
- return $install_result;
- }
-
- // We don't have the parent theme, lets install it
- $api = themes_api('theme_information', array('slug' => $theme_info->get('Template'), 'fields' => array('sections' => false, 'tags' => false) ) ); //Save on a bit of bandwidth.
-
- if ( ! $api || is_wp_error($api) ) {
- $this->skin->feedback( 'parent_theme_not_found', $theme_info->get('Template') );
- // Don't show activate or preview actions after install
- add_filter('install_theme_complete_actions', array(&$this, 'hide_activate_preview_actions') );
- return $install_result;
- }
-
- // Backup required data we're going to override:
- $child_api = $this->skin->api;
- $child_success_message = $this->strings['process_success'];
-
- // Override them
- $this->skin->api = $api;
- $this->strings['process_success_specific'] = $this->strings['parent_theme_install_success'];//, $api->name, $api->version);
-
- $this->skin->feedback('parent_theme_prepare_install', $api->name, $api->version);
- add_filter('install_theme_complete_actions', '__return_false', 999); // Don't show any actions after installing the theme.
+ // There must exist an expired lock, clear it and re-gain it.
+ WP_Upgrader::release_lock( $lock_name );
- // Install the parent theme
- $parent_result = $this->run( array(
- 'package' => $api->download_link,
- 'destination' => WP_CONTENT_DIR . '/themes',
- 'clear_destination' => false, //Do not overwrite files.
- 'clear_working' => true
- ) );
-
- if ( is_wp_error($parent_result) )
- add_filter('install_theme_complete_actions', array(&$this, 'hide_activate_preview_actions') );
-
- // Start cleaning up after the parents installation
- remove_filter('install_theme_complete_actions', '__return_false', 999);
-
- // Reset child's result and data
- $this->result = $child_result;
- $this->skin->api = $child_api;
- $this->strings['process_success'] = $child_success_message;
-
- return $install_result;
- }
-
- function hide_activate_preview_actions($actions) {
- unset($actions['activate'], $actions['preview']);
- return $actions;
- }
-
- function install($package) {
-
- $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
- );
-
- $this->run($options);
-
- remove_filter('upgrader_source_selection', array(&$this, 'check_package') );
- remove_filter('upgrader_post_install', array(&$this, 'check_parent_theme_filter'), 10, 3);
-
- 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 )
- $theme->cache_delete();
-
- return true;
- }
-
- function upgrade($theme) {
-
- $this->init();
- $this->upgrade_strings();
-
- // Is an update available?
- $current = get_site_transient( 'update_themes' );
- if ( !isset( $current->response[ $theme ] ) ) {
- $this->skin->before();
- $this->skin->set_result(false);
- $this->skin->error('up_to_date');
- $this->skin->after();
- return false;
+ return WP_Upgrader::create_lock( $lock_name, $release_timeout );
}
- $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);
-
- 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);
-
- 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();
+ // Update the lock, as by this point we've definitely got a lock, just need to fire the actions.
+ update_option( $lock_option, time() );
return true;
}
- function bulk_upgrade($themes) {
-
- $this->init();
- $this->bulk = true;
- $this->upgrade_strings();
-
- $current = get_site_transient( 'update_themes' );
-
- add_filter('upgrader_pre_install', array(&$this, 'current_before'), 10, 2);
- add_filter('upgrader_post_install', array(&$this, 'current_after'), 10, 2);
- add_filter('upgrader_clear_destination', array(&$this, 'delete_old_theme'), 10, 4);
-
- $this->skin->header();
-
- // Connect to the Filesystem first.
- $res = $this->fs_connect( array(WP_CONTENT_DIR) );
- if ( ! $res ) {
- $this->skin->footer();
- return false;
- }
-
- $this->skin->bulk_header();
-
- // Only start maintenance mode if running in Multisite OR the theme is in use
- $maintenance = is_multisite(); // @TODO: This should only kick in for individual sites if at all possible.
- foreach ( $themes as $theme )
- $maintenance = $maintenance || $theme == get_stylesheet() || $theme == get_template();
- if ( $maintenance )
- $this->maintenance_mode(true);
-
- $results = array();
-
- $this->update_count = count($themes);
- $this->update_current = 0;
- foreach ( $themes as $theme ) {
- $this->update_current++;
-
- if ( !isset( $current->response[ $theme ] ) ) {
- $this->skin->set_result(false);
- $this->skin->before();
- $this->skin->error('up_to_date');
- $this->skin->after();
- $results[$theme] = false;
- 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);
-
- $results[$theme] = $this->result;
-
- // Prevent credentials auth screen from displaying multiple times
- if ( false === $result )
- break;
- } //end foreach $plugins
-
- $this->maintenance_mode(false);
-
- $this->skin->bulk_footer();
-
- $this->skin->footer();
-
- // Cleanup our hooks, in case something else does a upgrade on this connection.
- remove_filter('upgrader_pre_install', array(&$this, 'current_before'), 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);
-
- // Force refresh of theme update information
- delete_site_transient('update_themes');
- search_theme_directories( true );
- foreach ( wp_get_themes() as $theme )
- $theme->cache_delete();
-
- return $results;
+ /**
+ * Releases an upgrader lock.
+ *
+ * @since 4.5.0
+ * @access public
+ * @static
+ *
+ * @see WP_Upgrader::create_lock()
+ *
+ * @param string $lock_name The name of this unique lock.
+ * @return bool True if the lock was successfully released. False on failure.
+ */
+ public static function release_lock( $lock_name ) {
+ return delete_option( $lock_name . '.lock' );
}
- function check_package($source) {
- global $wp_filesystem;
-
- if ( is_wp_error($source) )
- return $source;
+}
- // Check the folder contains a valid theme
- $working_directory = str_replace( $wp_filesystem->wp_content_dir(), trailingslashit(WP_CONTENT_DIR), $source);
- if ( ! is_dir($working_directory) ) // Sanity check, if the above fails, lets not prevent installation.
- return $source;
+/** Plugin_Upgrader class */
+require_once ABSPATH . 'wp-admin/includes/class-plugin-upgrader.php';
- // 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 style.css stylesheet.') );
+/** Theme_Upgrader class */
+require_once ABSPATH . 'wp-admin/includes/class-theme-upgrader.php';
- $info = get_file_data( $working_directory . 'style.css', array( 'Name' => 'Theme Name', 'Template' => 'Template' ) );
+/** Language_Pack_Upgrader class */
+require_once ABSPATH . 'wp-admin/includes/class-language-pack-upgrader.php';
- if ( empty( $info['Name'] ) )
- return new WP_Error( 'incompatible_archive', $this->strings['incompatible_archive'], __("The style.css stylesheet doesn't contain a valid theme header.") );
+/** Core_Upgrader class */
+require_once ABSPATH . 'wp-admin/includes/class-core-upgrader.php';
- // 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 index.php file.') );
+/** File_Upload_Upgrader class */
+require_once ABSPATH . 'wp-admin/includes/class-file-upload-upgrader.php';
- return $source;
- }
-
- function current_before($return, $theme) {
-
- if ( is_wp_error($return) )
- return $return;
-
- $theme = isset($theme['theme']) ? $theme['theme'] : '';
-
- if ( $theme != get_stylesheet() ) //If not current
- return $return;
- //Change to maintenance mode now.
- if ( ! $this->bulk )
- $this->maintenance_mode(true);
-
- return $return;
- }
-
- function current_after($return, $theme) {
- if ( is_wp_error($return) )
- return $return;
-
- $theme = isset($theme['theme']) ? $theme['theme'] : '';
-
- if ( $theme != get_stylesheet() ) // If not current
- return $return;
-
- // Ensure stylesheet name hasnt changed after the upgrade:
- // @TODO: Note, This doesn't handle the Template changing, or the Template name changing.
- if ( $theme == get_stylesheet() && $theme != $this->result['destination_name'] ) {
- $theme_info = $this->theme_info();
- $stylesheet = $this->result['destination_name'];
- $template = $theme_info->get_template();
- switch_theme($template, $stylesheet, true);
- }
-
- //Time to remove maintenance mode
- if ( ! $this->bulk )
- $this->maintenance_mode(false);
- return $return;
- }
-
- function delete_old_theme($removed, $local_destination, $remote_destination, $theme) {
- global $wp_filesystem;
-
- $theme = isset($theme['theme']) ? $theme['theme'] : '';
-
- if ( is_wp_error($removed) || empty($theme) )
- return $removed; //Pass errors through.
-
- $themes_dir = $wp_filesystem->wp_themes_dir();
- if ( $wp_filesystem->exists( trailingslashit($themes_dir) . $theme ) )
- if ( ! $wp_filesystem->delete( trailingslashit($themes_dir) . $theme, true ) )
- return false;
- return true;
- }
-
- function theme_info($theme = null) {
-
- if ( empty($theme) ) {
- if ( !empty($this->result['destination_name']) )
- $theme = $this->result['destination_name'];
- else
- return false;
- }
- return wp_get_theme( $theme, WP_CONTENT_DIR . '/themes/' );
- }
-
-}
-
-/**
- * Core Upgrader class for WordPress. It allows for WordPress to upgrade itself in combination with the wp-admin/includes/update-core.php file
- *
- * @TODO More Detailed docs, for methods as well.
- *
- * @package WordPress
- * @subpackage Upgrader
- * @since 2.8.0
- */
-class Core_Upgrader extends WP_Upgrader {
-
- function upgrade_strings() {
- $this->strings['up_to_date'] = __('WordPress is at the latest version.');
- $this->strings['no_package'] = __('Update package not available.');
- $this->strings['downloading_package'] = __('Downloading update from %s…');
- $this->strings['unpack_package'] = __('Unpacking the update…');
- $this->strings['copy_failed'] = __('Could not copy files.');
- $this->strings['copy_failed_space'] = __('Could not copy files. You may have run out of disk space.' );
- }
-
- function upgrade($current) {
- global $wp_filesystem, $wp_version;
-
- $this->init();
- $this->upgrade_strings();
-
- if ( !empty($feedback) )
- add_filter('update_feedback', $feedback);
-
- // Is an update available?
- if ( !isset( $current->response ) || $current->response == 'latest' )
- return new WP_Error('up_to_date', $this->strings['up_to_date']);
-
- $res = $this->fs_connect( array(ABSPATH, WP_CONTENT_DIR) );
- if ( is_wp_error($res) )
- return $res;
-
- $wp_dir = trailingslashit($wp_filesystem->abspath());
-
- // If partial update is returned from the API, use that, unless we're doing a reinstall.
- // If we cross the new_bundled version number, then use the new_bundled zip.
- // Don't though if the constant is set to skip bundled items.
- // If the API returns a no_content zip, go with it. Finally, default to the full zip.
- if ( $current->packages->partial && 'reinstall' != $current->response && $wp_version == $current->partial_version )
- $to_download = 'partial';
- elseif ( $current->packages->new_bundled && version_compare( $wp_version, $current->new_bundled, '<' )
- && ( ! defined( 'CORE_UPGRADE_SKIP_NEW_BUNDLED' ) || ! CORE_UPGRADE_SKIP_NEW_BUNDLED ) )
- $to_download = 'new_bundled';
- elseif ( $current->packages->no_content )
- $to_download = 'no_content';
- else
- $to_download = 'full';
-
- $download = $this->download_package( $current->packages->$to_download );
- if ( is_wp_error($download) )
- return $download;
-
- $working_dir = $this->unpack_package( $download );
- if ( is_wp_error($working_dir) )
- return $working_dir;
-
- // Copy update-core.php from the new version into place.
- if ( !$wp_filesystem->copy($working_dir . '/wordpress/wp-admin/includes/update-core.php', $wp_dir . 'wp-admin/includes/update-core.php', true) ) {
- $wp_filesystem->delete($working_dir, true);
- return new WP_Error('copy_failed', $this->strings['copy_failed']);
- }
- $wp_filesystem->chmod($wp_dir . 'wp-admin/includes/update-core.php', FS_CHMOD_FILE);
-
- require(ABSPATH . 'wp-admin/includes/update-core.php');
-
- if ( ! function_exists( 'update_core' ) )
- return new WP_Error( 'copy_failed_space', $this->strings['copy_failed_space'] );
-
- return update_core($working_dir, $wp_dir);
- }
-
-}
-
-/**
- * Generic Skin for the WordPress Upgrader classes. This skin is designed to be extended for specific purposes.
- *
- * @TODO More Detailed docs, for methods as well.
- *
- * @package WordPress
- * @subpackage Upgrader
- * @since 2.8.0
- */
-class WP_Upgrader_Skin {
-
- var $upgrader;
- var $done_header = false;
- var $result = false;
-
- function __construct($args = array()) {
- $defaults = array( 'url' => '', 'nonce' => '', 'title' => '', 'context' => false );
- $this->options = wp_parse_args($args, $defaults);
- }
-
- function set_upgrader(&$upgrader) {
- if ( is_object($upgrader) )
- $this->upgrader =& $upgrader;
- $this->add_strings();
- }
-
- function add_strings() {
- }
-
- function set_result($result) {
- $this->result = $result;
- }
-
- function request_filesystem_credentials($error = false) {
- $url = $this->options['url'];
- $context = $this->options['context'];
- if ( !empty($this->options['nonce']) )
- $url = wp_nonce_url($url, $this->options['nonce']);
- return request_filesystem_credentials($url, '', $error, $context); //Possible to bring inline, Leaving as is for now.
- }
-
- function header() {
- if ( $this->done_header )
- return;
- $this->done_header = true;
- echo '';
- echo screen_icon();
- echo '
' . $this->options['title'] . '
';
- }
- function footer() {
- echo '';
- }
-
- function error($errors) {
- if ( ! $this->done_header )
- $this->header();
- if ( is_string($errors) ) {
- $this->feedback($errors);
- } elseif ( is_wp_error($errors) && $errors->get_error_code() ) {
- foreach ( $errors->get_error_messages() as $message ) {
- if ( $errors->get_error_data() )
- $this->feedback($message . ' ' . $errors->get_error_data() );
- else
- $this->feedback($message);
- }
- }
- }
-
- function feedback($string) {
- if ( isset( $this->upgrader->strings[$string] ) )
- $string = $this->upgrader->strings[$string];
-
- if ( strpos($string, '%') !== false ) {
- $args = func_get_args();
- $args = array_splice($args, 1);
- if ( !empty($args) )
- $string = vsprintf($string, $args);
- }
- if ( empty($string) )
- return;
- show_message($string);
- }
- function before() {}
- function after() {}
-
-}
-
-/**
- * Plugin Upgrader Skin for WordPress Plugin Upgrades.
- *
- * @TODO More Detailed docs, for methods as well.
- *
- * @package WordPress
- * @subpackage Upgrader
- * @since 2.8.0
- */
-class Plugin_Upgrader_Skin extends WP_Upgrader_Skin {
- var $plugin = '';
- var $plugin_active = false;
- var $plugin_network_active = false;
-
- function __construct($args = array()) {
- $defaults = array( 'url' => '', 'plugin' => '', 'nonce' => '', 'title' => __('Update Plugin') );
- $args = wp_parse_args($args, $defaults);
-
- $this->plugin = $args['plugin'];
-
- $this->plugin_active = is_plugin_active( $this->plugin );
- $this->plugin_network_active = is_plugin_active_for_network( $this->plugin );
-
- parent::__construct($args);
- }
-
- function after() {
- $this->plugin = $this->upgrader->plugin_info();
- if ( !empty($this->plugin) && !is_wp_error($this->result) && $this->plugin_active ){
- echo '';
- }
-
- $update_actions = array(
- 'activate_plugin' => '' . __('Activate Plugin') . '',
- 'plugins_page' => '' . __('Return to Plugins page') . ''
- );
- if ( $this->plugin_active )
- unset( $update_actions['activate_plugin'] );
- if ( ! $this->result || is_wp_error($this->result) )
- unset( $update_actions['activate_plugin'] );
-
- $update_actions = apply_filters('update_plugin_complete_actions', $update_actions, $this->plugin);
- if ( ! empty($update_actions) )
- $this->feedback(implode(' | ', (array)$update_actions));
- }
-
- function before() {
- if ( $this->upgrader->show_before ) {
- echo $this->upgrader->show_before;
- $this->upgrader->show_before = '';
- }
- }
-}
-
-/**
- * Plugin Upgrader Skin for WordPress Plugin Upgrades.
- *
- * @package WordPress
- * @subpackage Upgrader
- * @since 3.0.0
- */
-class Bulk_Upgrader_Skin extends WP_Upgrader_Skin {
- var $in_loop = false;
- var $error = false;
-
- function __construct($args = array()) {
- $defaults = array( 'url' => '', 'nonce' => '' );
- $args = wp_parse_args($args, $defaults);
-
- parent::__construct($args);
- }
-
- 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: %2$s.');
- $this->upgrader->strings['skin_update_failed'] = __('The update of %1$s failed.');
- $this->upgrader->strings['skin_update_successful'] = __('%1$s updated successfully.').' '.__('Show Details').''.__('Hide Details').'.';
- $this->upgrader->strings['skin_upgrade_end'] = __('All updates have been completed.');
- }
-
- function feedback($string) {
- if ( isset( $this->upgrader->strings[$string] ) )
- $string = $this->upgrader->strings[$string];
-
- if ( strpos($string, '%') !== false ) {
- $args = func_get_args();
- $args = array_splice($args, 1);
- if ( !empty($args) )
- $string = vsprintf($string, $args);
- }
- if ( empty($string) )
- return;
- if ( $this->in_loop )
- echo "$string
\n";
- else
- echo "$string
\n";
- }
-
- function header() {
- // Nothing, This will be displayed within a iframe.
- }
-
- function footer() {
- // Nothing, This will be displayed within a iframe.
- }
- function error($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);
- }
- echo '';
- }
-
- function bulk_header() {
- $this->feedback('skin_upgrade_start');
- }
-
- function bulk_footer() {
- $this->feedback('skin_upgrade_end');
- }
-
- function before($title = '') {
- $this->in_loop = true;
- printf( '' . $this->upgrader->strings['skin_before_update_header'] . '  . ')
', $title, $this->upgrader->update_current, $this->upgrader->update_count);
- echo '';
- echo '';
- $this->flush_output();
- }
-
- function after($title = '') {
- echo '
' . sprintf($this->upgrader->strings['skin_update_failed_error'], $title, $this->error) . '
' . sprintf($this->upgrader->strings['skin_update_failed'], $title) . '
' . sprintf($this->upgrader->strings['skin_update_successful'], $title, 'jQuery(\'#progress-' . esc_js($this->upgrader->update_current) . '\').toggle();jQuery(\'span\', this).toggle(); return false;') . '