<?php

/**
 * @file controllers/grid/settings/SetupGridHandler.inc.php
 *
 * Copyright (c) 2014-2018 Simon Fraser University
 * Copyright (c) 2003-2018 John Willinsky
 * Distributed under the GNU GPL v2. For full terms see the file docs/COPYING.
 *
 * @class SetupGridHandler
 * @ingroup controllers_grid_settings
 *
 * @brief Base class for setup grid handlers
 */

import('lib.pkp.classes.controllers.grid.GridHandler');

class SetupGridHandler extends GridHandler {
	/**
	 * Constructor
	 */
	function __construct() {
		parent::__construct();
		$this->addRoleAssignment(
			array(ROLE_ID_MANAGER),
			array('uploadImage')
		);
	}

	/**
	 * @copydoc GridHandler::initialize()
	 */
	function initialize($request, $args = null) {
		parent::initialize($request, $args);

		AppLocale::requireComponents(LOCALE_COMPONENT_APP_MANAGER);
	}

	/**
	 * @copydoc PKPHandler::authorize()
	 * @param $contextRequired boolean
	 */
	function authorize($request, &$args, $roleAssignments, $contextRequired = true) {
		if ($contextRequired) {
			import('lib.pkp.classes.security.authorization.ContextAccessPolicy');
			$this->addPolicy(new ContextAccessPolicy($request, $roleAssignments));
		}
		return parent::authorize($request, $args, $roleAssignments);
	}

	/**
	 * Handle file uploads for cover/image art for things like Series and Categories.
	 * @param $args array
	 * @param $request PKPRequest
	 */
	function uploadImage($args, $request) {
		$router = $request->getRouter();
		$context = $request->getContext();
		$user = $request->getUser();

		import('lib.pkp.classes.file.TemporaryFileManager');
		$temporaryFileManager = new TemporaryFileManager();
		$temporaryFile = $temporaryFileManager->handleUpload('uploadedFile', $user->getId());
		if ($temporaryFile) {
			$json = new JSONMessage(true);
			$json->setAdditionalAttributes(array(
				'temporaryFileId' => $temporaryFile->getId()
			));
			return $json;
		} else {
			return new JSONMessage(false, __('common.uploadFailed'));
		}
	}
}

?>