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<?php |
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/** |
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* Plugins Library |
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* |
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* Helper functions for installing and activating plugins. |
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* |
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* Used by the REST API |
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* |
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* @autounit api plugins |
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*/ |
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include_once( 'class.jetpack-automatic-install-skin.php' ); |
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class Jetpack_Plugins { |
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/** |
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* Install and activate a plugin. |
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* |
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* @since 5.8.0 |
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* |
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* @param string $slug Plugin slug. |
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* |
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* @return bool|WP_Error True if installation succeeded, error object otherwise. |
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*/ |
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public static function install_and_activate_plugin( $slug ) { |
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$plugin_id = self::get_plugin_id_by_slug( $slug ); |
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if ( ! $plugin_id ) { |
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$installed = self::install_plugin( $slug ); |
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if ( is_wp_error( $installed ) ) { |
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return $installed; |
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} |
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$plugin_id = self::get_plugin_id_by_slug( $slug ); |
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} else if ( is_plugin_active( $plugin_id ) ) { |
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return true; // Already installed and active |
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} |
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if ( ! current_user_can( 'activate_plugins' ) ) { |
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return new WP_Error( 'not_allowed', __( 'You are not allowed to activate plugins on this site.', 'jetpack' ) ); |
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} |
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$activated = activate_plugin( $plugin_id ); |
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if ( is_wp_error( $activated ) ) { |
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return $activated; |
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} |
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return true; |
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} |
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/** |
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* Install a plugin. |
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* |
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* @since 5.8.0 |
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* |
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* @param string $slug Plugin slug. |
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* |
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* @return bool|WP_Error True if installation succeeded, error object otherwise. |
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*/ |
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public static function install_plugin( $slug ) { |
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if ( is_multisite() && ! current_user_can( 'manage_network' ) ) { |
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return new WP_Error( 'not_allowed', __( 'You are not allowed to install plugins on this site.', 'jetpack' ) ); |
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} |
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$skin = new Jetpack_Automatic_Install_Skin(); |
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$upgrader = new Plugin_Upgrader( $skin ); |
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$zip_url = self::generate_wordpress_org_plugin_download_link( $slug ); |
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$result = $upgrader->install( $zip_url ); |
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if ( is_wp_error( $result ) ) { |
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return $result; |
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} |
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$plugin = Jetpack_Plugins::get_plugin_id_by_slug( $slug ); |
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$error_code = 'install_error'; |
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if ( ! $plugin ) { |
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$error = __( 'There was an error installing your plugin', 'jetpack' ); |
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} |
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if ( ! $result ) { |
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$error_code = $upgrader->skin->get_main_error_code(); |
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$message = $upgrader->skin->get_main_error_message(); |
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$error = $message ? $message : __( 'An unknown error occurred during installation', 'jetpack' ); |
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} |
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if ( ! empty( $error ) ) { |
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if ( 'download_failed' === $error_code ) { |
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// For backwards compatibility: versions prior to 3.9 would return no_package instead of download_failed. |
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$error_code = 'no_package'; |
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} |
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return new WP_Error( $error_code, $error, 400 ); |
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} |
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return (array) $upgrader->skin->get_upgrade_messages(); |
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} |
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protected static function generate_wordpress_org_plugin_download_link( $plugin_slug ) { |
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return "https://downloads.wordpress.org/plugin/$plugin_slug.latest-stable.zip"; |
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} |
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public static function get_plugin_id_by_slug( $slug ) { |
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// Check if get_plugins() function exists. This is required on the front end of the |
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// site, since it is in a file that is normally only loaded in the admin. |
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if ( ! function_exists( 'get_plugins' ) ) { |
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require_once ABSPATH . 'wp-admin/includes/plugin.php'; |
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} |
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/** This filter is documented in wp-admin/includes/class-wp-plugins-list-table.php */ |
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$plugins = apply_filters( 'all_plugins', get_plugins() ); |
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if ( ! is_array( $plugins ) ) { |
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return false; |
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} |
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foreach ( $plugins as $plugin_file => $plugin_data ) { |
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if ( self::get_slug_from_file_path( $plugin_file ) === $slug ) { |
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return $plugin_file; |
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} |
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} |
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return false; |
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} |
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protected static function get_slug_from_file_path( $plugin_file ) { |
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// Similar to get_plugin_slug() method. |
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$slug = dirname( $plugin_file ); |
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if ( '.' === $slug ) { |
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$slug = preg_replace( "/(.+)\.php$/", "$1", $plugin_file ); |
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} |
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return $slug; |
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} |
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} |
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Automattic /
jetpack
