init
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commit
ff6f6c80cd
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459
wp-admin/includes/class-plugin-upgrader.php
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459
wp-admin/includes/class-plugin-upgrader.php
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<?php
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/**
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* Upgrade API: Plugin_Upgrader class
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*
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* @package WordPress
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* @subpackage Upgrader
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* @since 4.6.0
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*/
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/**
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* Core class used for upgrading/installing plugins.
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*
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* It is designed to upgrade/install plugins from a local zip, remote zip URL,
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* or uploaded zip file.
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*
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* @since 2.8.0
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* @since 4.6.0 Moved to its own file from wp-admin/includes/class-wp-upgrader.php.
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*
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* @see WP_Upgrader
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*/
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class Plugin_Upgrader extends WP_Upgrader {
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/**
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* Plugin upgrade result.
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*
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* @since 2.8.0
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* @var array|WP_Error $result
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*
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* @see WP_Upgrader::$result
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*/
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public $result;
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/**
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* Whether a bulk upgrade/installation is being performed.
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*
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* @since 2.9.0
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* @var bool $bulk
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*/
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public $bulk = false;
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/**
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* Initialize the upgrade strings.
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*
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* @since 2.8.0
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*/
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public function upgrade_strings() {
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$this->strings['up_to_date'] = __('The plugin is at the latest version.');
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$this->strings['no_package'] = __('Update package not available.');
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/* translators: %s: package URL */
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$this->strings['downloading_package'] = sprintf( __( 'Downloading update from %s…' ), '<span class="code">%s</span>' );
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$this->strings['unpack_package'] = __('Unpacking the update…');
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$this->strings['remove_old'] = __('Removing the old version of the plugin…');
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$this->strings['remove_old_failed'] = __('Could not remove the old plugin.');
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$this->strings['process_failed'] = __('Plugin update failed.');
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$this->strings['process_success'] = __('Plugin updated successfully.');
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$this->strings['process_bulk_success'] = __('Plugins updated successfully.');
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}
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/**
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* Initialize the installation strings.
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*
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* @since 2.8.0
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*/
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public function install_strings() {
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$this->strings['no_package'] = __('Installation package not available.');
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/* translators: %s: package URL */
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$this->strings['downloading_package'] = sprintf( __( 'Downloading installation package from %s…' ), '<span class="code">%s</span>' );
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$this->strings['unpack_package'] = __('Unpacking the package…');
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$this->strings['installing_package'] = __('Installing the plugin…');
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$this->strings['no_files'] = __('The plugin contains no files.');
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$this->strings['process_failed'] = __('Plugin installation failed.');
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$this->strings['process_success'] = __('Plugin installed successfully.');
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}
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/**
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* Install a plugin package.
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*
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* @since 2.8.0
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* @since 3.7.0 The `$args` parameter was added, making clearing the plugin update cache optional.
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*
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* @param string $package The full local path or URI of the package.
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* @param array $args {
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* Optional. Other arguments for installing a plugin package. Default empty array.
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*
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* @type bool $clear_update_cache Whether to clear the plugin updates cache if successful.
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* Default true.
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* }
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* @return bool|WP_Error True if the installation was successful, false or a WP_Error otherwise.
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*/
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public function install( $package, $args = array() ) {
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$defaults = array(
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'clear_update_cache' => true,
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);
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$parsed_args = wp_parse_args( $args, $defaults );
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$this->init();
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$this->install_strings();
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add_filter('upgrader_source_selection', array($this, 'check_package') );
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if ( $parsed_args['clear_update_cache'] ) {
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// Clear cache so wp_update_plugins() knows about the new plugin.
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add_action( 'upgrader_process_complete', 'wp_clean_plugins_cache', 9, 0 );
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}
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$this->run( array(
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'package' => $package,
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'destination' => WP_PLUGIN_DIR,
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'clear_destination' => false, // Do not overwrite files.
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'clear_working' => true,
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'hook_extra' => array(
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'type' => 'plugin',
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'action' => 'install',
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)
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) );
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remove_action( 'upgrader_process_complete', 'wp_clean_plugins_cache', 9 );
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remove_filter('upgrader_source_selection', array($this, 'check_package') );
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if ( ! $this->result || is_wp_error($this->result) )
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return $this->result;
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// Force refresh of plugin update information
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wp_clean_plugins_cache( $parsed_args['clear_update_cache'] );
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return true;
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}
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/**
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* Upgrade a plugin.
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*
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* @since 2.8.0
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* @since 3.7.0 The `$args` parameter was added, making clearing the plugin update cache optional.
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*
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* @param string $plugin The basename path to the main plugin file.
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* @param array $args {
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* Optional. Other arguments for upgrading a plugin package. Default empty array.
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*
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* @type bool $clear_update_cache Whether to clear the plugin updates cache if successful.
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* Default true.
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* }
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* @return bool|WP_Error True if the upgrade was successful, false or a WP_Error object otherwise.
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*/
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public function upgrade( $plugin, $args = array() ) {
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$defaults = array(
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'clear_update_cache' => true,
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);
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$parsed_args = wp_parse_args( $args, $defaults );
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$this->init();
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$this->upgrade_strings();
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$current = get_site_transient( 'update_plugins' );
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if ( !isset( $current->response[ $plugin ] ) ) {
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$this->skin->before();
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$this->skin->set_result(false);
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$this->skin->error('up_to_date');
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$this->skin->after();
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return false;
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}
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// Get the URL to the zip file
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$r = $current->response[ $plugin ];
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add_filter('upgrader_pre_install', array($this, 'deactivate_plugin_before_upgrade'), 10, 2);
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add_filter('upgrader_clear_destination', array($this, 'delete_old_plugin'), 10, 4);
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//'source_selection' => array($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.
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if ( $parsed_args['clear_update_cache'] ) {
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// Clear cache so wp_update_plugins() knows about the new plugin.
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add_action( 'upgrader_process_complete', 'wp_clean_plugins_cache', 9, 0 );
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}
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$this->run( array(
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'package' => $r->package,
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'destination' => WP_PLUGIN_DIR,
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'clear_destination' => true,
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'clear_working' => true,
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'hook_extra' => array(
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'plugin' => $plugin,
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'type' => 'plugin',
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'action' => 'update',
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),
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) );
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// Cleanup our hooks, in case something else does a upgrade on this connection.
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remove_action( 'upgrader_process_complete', 'wp_clean_plugins_cache', 9 );
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remove_filter('upgrader_pre_install', array($this, 'deactivate_plugin_before_upgrade'));
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remove_filter('upgrader_clear_destination', array($this, 'delete_old_plugin'));
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if ( ! $this->result || is_wp_error($this->result) )
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return $this->result;
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// Force refresh of plugin update information
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wp_clean_plugins_cache( $parsed_args['clear_update_cache'] );
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return true;
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}
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/**
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* Bulk upgrade several plugins at once.
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*
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* @since 2.8.0
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* @since 3.7.0 The `$args` parameter was added, making clearing the plugin update cache optional.
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*
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* @param array $plugins Array of the basename paths of the plugins' main files.
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* @param array $args {
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* Optional. Other arguments for upgrading several plugins at once. Default empty array.
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*
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* @type bool $clear_update_cache Whether to clear the plugin updates cache if successful.
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* Default true.
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* }
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* @return array|false An array of results indexed by plugin file, or false if unable to connect to the filesystem.
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*/
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public function bulk_upgrade( $plugins, $args = array() ) {
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$defaults = array(
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'clear_update_cache' => true,
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);
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$parsed_args = wp_parse_args( $args, $defaults );
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$this->init();
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$this->bulk = true;
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$this->upgrade_strings();
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$current = get_site_transient( 'update_plugins' );
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add_filter('upgrader_clear_destination', array($this, 'delete_old_plugin'), 10, 4);
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$this->skin->header();
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// Connect to the Filesystem first.
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$res = $this->fs_connect( array(WP_CONTENT_DIR, WP_PLUGIN_DIR) );
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if ( ! $res ) {
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$this->skin->footer();
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return false;
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}
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$this->skin->bulk_header();
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/*
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* Only start maintenance mode if:
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* - running Multisite and there are one or more plugins specified, OR
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* - a plugin with an update available is currently active.
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* @TODO: For multisite, maintenance mode should only kick in for individual sites if at all possible.
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*/
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$maintenance = ( is_multisite() && ! empty( $plugins ) );
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foreach ( $plugins as $plugin )
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$maintenance = $maintenance || ( is_plugin_active( $plugin ) && isset( $current->response[ $plugin] ) );
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if ( $maintenance )
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$this->maintenance_mode(true);
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$results = array();
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$this->update_count = count($plugins);
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$this->update_current = 0;
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foreach ( $plugins as $plugin ) {
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$this->update_current++;
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$this->skin->plugin_info = get_plugin_data( WP_PLUGIN_DIR . '/' . $plugin, false, true);
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if ( !isset( $current->response[ $plugin ] ) ) {
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$this->skin->set_result('up_to_date');
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$this->skin->before();
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$this->skin->feedback('up_to_date');
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$this->skin->after();
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$results[$plugin] = true;
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continue;
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}
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// Get the URL to the zip file.
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$r = $current->response[ $plugin ];
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$this->skin->plugin_active = is_plugin_active($plugin);
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$result = $this->run( array(
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'package' => $r->package,
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'destination' => WP_PLUGIN_DIR,
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'clear_destination' => true,
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'clear_working' => true,
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'is_multi' => true,
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'hook_extra' => array(
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'plugin' => $plugin
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)
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) );
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$results[$plugin] = $this->result;
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// Prevent credentials auth screen from displaying multiple times
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if ( false === $result )
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break;
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} //end foreach $plugins
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$this->maintenance_mode(false);
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// Force refresh of plugin update information.
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wp_clean_plugins_cache( $parsed_args['clear_update_cache'] );
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/** This action is documented in wp-admin/includes/class-wp-upgrader.php */
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do_action( 'upgrader_process_complete', $this, array(
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'action' => 'update',
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'type' => 'plugin',
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'bulk' => true,
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'plugins' => $plugins,
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) );
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$this->skin->bulk_footer();
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$this->skin->footer();
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// Cleanup our hooks, in case something else does a upgrade on this connection.
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remove_filter('upgrader_clear_destination', array($this, 'delete_old_plugin'));
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return $results;
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}
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/**
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* Check a source package to be sure it contains a plugin.
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*
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* This function is added to the {@see 'upgrader_source_selection'} filter by
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* Plugin_Upgrader::install().
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*
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* @since 3.3.0
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*
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* @global WP_Filesystem_Base $wp_filesystem Subclass
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*
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* @param string $source The path to the downloaded package source.
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* @return string|WP_Error The source as passed, or a WP_Error object
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* if no plugins were found.
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*/
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public function check_package($source) {
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global $wp_filesystem;
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if ( is_wp_error($source) )
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return $source;
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$working_directory = str_replace( $wp_filesystem->wp_content_dir(), trailingslashit(WP_CONTENT_DIR), $source);
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if ( ! is_dir($working_directory) ) // Sanity check, if the above fails, let's not prevent installation.
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return $source;
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// Check the folder contains at least 1 valid plugin.
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$plugins_found = false;
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$files = glob( $working_directory . '*.php' );
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if ( $files ) {
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foreach ( $files as $file ) {
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$info = get_plugin_data( $file, false, false );
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if ( ! empty( $info['Name'] ) ) {
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$plugins_found = true;
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break;
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}
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}
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}
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if ( ! $plugins_found )
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return new WP_Error( 'incompatible_archive_no_plugins', $this->strings['incompatible_archive'], __( 'No valid plugins were found.' ) );
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return $source;
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}
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/**
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* Retrieve the path to the file that contains the plugin info.
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*
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* This isn't used internally in the class, but is called by the skins.
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*
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* @since 2.8.0
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*
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* @return string|false The full path to the main plugin file, or false.
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*/
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public function plugin_info() {
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if ( ! is_array($this->result) )
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return false;
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if ( empty($this->result['destination_name']) )
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return false;
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$plugin = get_plugins('/' . $this->result['destination_name']); //Ensure to pass with leading slash
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if ( empty($plugin) )
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return false;
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$pluginfiles = array_keys($plugin); //Assume the requested plugin is the first in the list
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return $this->result['destination_name'] . '/' . $pluginfiles[0];
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}
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/**
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* Deactivates a plugin before it is upgraded.
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*
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* Hooked to the {@see 'upgrader_pre_install'} filter by Plugin_Upgrader::upgrade().
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*
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* @since 2.8.0
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* @since 4.1.0 Added a return value.
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*
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* @param bool|WP_Error $return Upgrade offer return.
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* @param array $plugin Plugin package arguments.
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* @return bool|WP_Error The passed in $return param or WP_Error.
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*/
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public function deactivate_plugin_before_upgrade($return, $plugin) {
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if ( is_wp_error($return) ) //Bypass.
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return $return;
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// When in cron (background updates) don't deactivate the plugin, as we require a browser to reactivate it
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if ( wp_doing_cron() )
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return $return;
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$plugin = isset($plugin['plugin']) ? $plugin['plugin'] : '';
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if ( empty($plugin) )
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return new WP_Error('bad_request', $this->strings['bad_request']);
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if ( is_plugin_active($plugin) ) {
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//Deactivate the plugin silently, Prevent deactivation hooks from running.
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deactivate_plugins($plugin, true);
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}
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return $return;
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}
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/**
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* Delete the old plugin during an upgrade.
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*
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* Hooked to the {@see 'upgrader_clear_destination'} filter by
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* Plugin_Upgrader::upgrade() and Plugin_Upgrader::bulk_upgrade().
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*
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* @since 2.8.0
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*
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* @global WP_Filesystem_Base $wp_filesystem Subclass
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*
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* @param bool|WP_Error $removed
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* @param string $local_destination
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* @param string $remote_destination
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* @param array $plugin
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* @return WP_Error|bool
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*/
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public function delete_old_plugin($removed, $local_destination, $remote_destination, $plugin) {
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global $wp_filesystem;
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if ( is_wp_error($removed) )
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return $removed; //Pass errors through.
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$plugin = isset($plugin['plugin']) ? $plugin['plugin'] : '';
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if ( empty($plugin) )
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return new WP_Error('bad_request', $this->strings['bad_request']);
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$plugins_dir = $wp_filesystem->wp_plugins_dir();
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$this_plugin_dir = trailingslashit( dirname($plugins_dir . $plugin) );
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if ( ! $wp_filesystem->exists($this_plugin_dir) ) //If it's already vanished.
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return $removed;
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// If plugin is in its own directory, recursively delete the directory.
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if ( strpos($plugin, '/') && $this_plugin_dir != $plugins_dir ) //base check on if plugin includes directory separator AND that it's not the root plugin folder
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$deleted = $wp_filesystem->delete($this_plugin_dir, true);
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else
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$deleted = $wp_filesystem->delete($plugins_dir . $plugin);
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if ( ! $deleted )
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return new WP_Error('remove_old_failed', $this->strings['remove_old_failed']);
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return true;
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||||
}
|
||||
}
|
||||
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