Yuri Kuznetsov
628 lines
15 KiB
JavaScript
628 lines
15 KiB
JavaScript
/************************************************************************
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* This file is part of EspoCRM.
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*
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* EspoCRM - Open Source CRM application.
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* Copyright (C) 2014-2023 Yurii Kuznietsov, Taras Machyshyn, Oleksii Avramenko
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* Website: https://www.espocrm.com
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*
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* EspoCRM is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* EspoCRM is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with EspoCRM. If not, see http://www.gnu.org/licenses/.
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*
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* The interactive user interfaces in modified source and object code versions
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* of this program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU General Public License version 3.
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*
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* In accordance with Section 7(b) of the GNU General Public License version 3,
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* these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
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************************************************************************/
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/** @module controller */
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import Exceptions from 'exceptions';
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import {Events, View as BullView} from 'bullbone';
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/**
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* @callback module:controller~viewCallback
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* @param {module:view} view A view.
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*/
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/**
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* A controller. To be extended.
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*
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* @mixes Bull.Events
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*/
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class Controller {
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/**
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* @internal
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* @param {Object.<string, *>} params
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* @param {Object} injections
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*/
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constructor(params, injections) {
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this.params = params || {};
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/** @type {module:controllers/base} */
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this.baseController = injections.baseController;
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/** @type {Bull.Factory} */
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this.viewFactory = injections.viewFactory;
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/** @type {module:model} */
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this.modelFactory = injections.modelFactory;
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/** @type {module:collection-factory} */
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this.collectionFactory = injections.collectionFactory;
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this._settings = injections.settings || null;
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this._user = injections.user || null;
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this._preferences = injections.preferences || null;
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this._acl = injections.acl || null;
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this._cache = injections.cache || null;
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this._router = injections.router || null;
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this._storage = injections.storage || null;
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this._metadata = injections.metadata || null;
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this._dateTime = injections.dateTime || null;
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this._broadcastChannel = injections.broadcastChannel || null;
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if (!this.baseController) {
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this.on('logout', () => this.clearAllStoredMainViews());
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}
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this.set('masterRendered', false);
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}
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/**
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* A default action.
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*
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* @type {string}
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*/
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defaultAction = 'index'
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/**
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* A name.
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*
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* @type {string|null}
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*/
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name = null
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/**
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* Params.
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*
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* @type {Object}
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* @private
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*/
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params = null
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/**
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* A view factory.
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*
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* @type {Bull.Factory}
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* @protected
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*/
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viewFactory = null
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/**
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* A model factory.
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*
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* @type {module:model-factory}
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* @protected
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*/
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modelFactory = null
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/**
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* A body view.
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*
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* @public
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* @type {string|null}
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*/
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masterView = null
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/**
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* Set the router.
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*
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* @internal
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* @param {module:router} router
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*/
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setRouter(router) {
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this._router = router;
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this.trigger('router-set', router);
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}
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/**
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* @protected
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* @returns {module:models/settings}
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*/
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getConfig() {
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return this._settings;
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}
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/**
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* @protected
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* @returns {module:models/user}
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*/
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getUser() {
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return this._user;
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}
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/**
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* @protected
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* @returns {module:models/preferences}
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*/
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getPreferences() {
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return this._preferences;
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}
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/**
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* @protected
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* @returns {module:acl-manager}
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*/
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getAcl() {
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return this._acl;
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}
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/**
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* @protected
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* @returns {module:cache}
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*/
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getCache() {
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return this._cache;
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}
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/**
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* @protected
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* @returns {module:router}
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*/
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getRouter() {
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return this._router;
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}
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/**
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* @protected
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* @returns {module:storage}
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*/
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getStorage() {
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return this._storage;
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}
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/**
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* @protected
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* @returns {module:metadata}
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*/
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getMetadata() {
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return this._metadata;
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}
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/**
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* @protected
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* @returns {module:date-time}
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*/
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getDateTime() {
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return this._dateTime;
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}
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/**
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* Get a parameter of all controllers.
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*
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* @param {string} key A key.
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* @return {*} Null if a key doesn't exist.
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*/
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get(key) {
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if (key in this.params) {
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return this.params[key];
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}
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return null;
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}
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/**
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* Set a parameter for all controllers.
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*
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* @param {string} key A name of a view.
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* @param {*} value
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*/
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set(key, value) {
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this.params[key] = value;
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}
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/**
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* Unset a parameter.
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*
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* @param {string} key A key.
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*/
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unset(key) {
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delete this.params[key];
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}
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/**
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* Has a parameter.
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*
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* @param {string} key A key.
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* @returns {boolean}
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*/
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has(key) {
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return key in this.params;
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}
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/**
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* Get a stored main view.
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*
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* @param {string} key A key.
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* @returns {module:view|null}
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*/
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getStoredMainView(key) {
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return this.get('storedMainView-' + key);
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}
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/**
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* Has a stored main view.
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* @param {string} key
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* @returns {boolean}
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*/
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hasStoredMainView(key) {
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return this.has('storedMainView-' + key);
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}
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/**
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* Clear a stored main view.
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* @param {string} key
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*/
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clearStoredMainView(key) {
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let view = this.getStoredMainView(key);
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if (view) {
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view.remove(true);
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}
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this.unset('storedMainView-' + key);
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}
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/**
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* Store a main view.
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*
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* @param {string} key A key.
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* @param {module:view} view A view.
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*/
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storeMainView(key, view) {
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this.set('storedMainView-' + key, view);
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this.listenTo(view, 'remove', (o) => {
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o = o || {};
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if (o.ignoreCleaning) {
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return;
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}
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this.stopListening(view, 'remove');
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this.clearStoredMainView(key);
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});
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}
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/**
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* Clear all stored main views.
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*/
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clearAllStoredMainViews() {
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for (let k in this.params) {
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if (k.indexOf('storedMainView-') !== 0) {
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continue;
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}
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let key = k.slice(15);
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this.clearStoredMainView(key);
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}
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}
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/**
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* Check access to an action.
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*
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* @param {string} action An action.
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* @returns {boolean}
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*/
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checkAccess(action) {
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return true;
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}
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/**
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* Process access check to the controller.
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*/
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handleAccessGlobal() {
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if (!this.checkAccessGlobal()) {
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throw new Exceptions.AccessDenied("Denied access to '" + this.name + "'");
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}
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}
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/**
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* Check access to the controller.
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*
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* @returns {boolean}
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*/
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checkAccessGlobal() {
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return true;
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}
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/**
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* Check access to an action. Throwing an exception.
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*
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* @param {string} action An action.
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*/
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handleCheckAccess(action) {
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if (this.checkAccess(action)) {
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return;
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}
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let msg = action ?
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"Denied access to action '" + this.name + "#" + action + "'" :
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"Denied access to scope '" + this.name + "'";
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throw new Exceptions.AccessDenied(msg);
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}
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/**
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* Process an action.
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*
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* @param {string} action
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* @param {Object} options
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*/
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doAction(action, options) {
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this.handleAccessGlobal();
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action = action || this.defaultAction;
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let method = 'action' + Espo.Utils.upperCaseFirst(action);
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if (!(method in this)) {
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throw new Exceptions.NotFound("Action '" + this.name + "#" + action + "' is not found");
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}
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let preMethod = 'before' + Espo.Utils.upperCaseFirst(action);
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let postMethod = 'after' + Espo.Utils.upperCaseFirst(action);
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if (preMethod in this) {
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this[preMethod].call(this, options || {});
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}
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this[method].call(this, options || {});
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if (postMethod in this) {
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this[postMethod].call(this, options || {});
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}
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}
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/**
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* Create a master view, render if not already rendered.
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*
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* @param {module:controller~viewCallback} callback A callback with a created master view.
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*/
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master(callback) {
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let entire = this.get('entire');
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if (entire) {
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entire.remove();
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this.set('entire', null);
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}
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let master = this.get('master');
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if (master) {
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callback.call(this, master);
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return;
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}
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let masterView = this.masterView || 'views/site/master';
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this.viewFactory.create(masterView, {fullSelector: 'body'}, /** Bull.View */master => {
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this.set('master', master);
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if (this.get('masterRendered')) {
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callback.call(this, master);
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return;
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}
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master.render()
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.then(() => {
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this.set('masterRendered', true);
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callback.call(this, master);
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})
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});
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}
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/**
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* Create a main view in the master.
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*
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* @param {string} [view] A view name.
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* @param {Object} [options] Options for view.
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* @param {module:controller~viewCallback} [callback] A callback with a created view.
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* @param {boolean} [useStored] Use a stored view if available.
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* @param {string} [storedKey] A stored view key.
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*/
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main(view, options, callback, useStored, storedKey) {
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let isCanceled = false;
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let isRendered = false;
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this.listenToOnce(this.baseController, 'action', () => {
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isCanceled = true;
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});
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view = view || 'views/base';
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this.master(master => {
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if (isCanceled) {
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return;
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}
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options = options || {};
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options.fullSelector = '#main';
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let process = main => {
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if (isCanceled) {
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return;
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}
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if (storedKey) {
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this.storeMainView(storedKey, main);
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}
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const onAction = () => {
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main.cancelRender();
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isCanceled = true;
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};
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main.listenToOnce(this.baseController, 'action', onAction);
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if (master.currentViewKey) {
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this.set('storedScrollTop-' + master.currentViewKey, $(window).scrollTop());
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if (this.hasStoredMainView(master.currentViewKey)) {
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let mainView = master.getView('main');
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if (mainView) {
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mainView.propagateEvent('remove', {ignoreCleaning: true});
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}
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master.unchainView('main');
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}
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}
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master.currentViewKey = storedKey;
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master.setView('main', main);
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let afterRender = () => {
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setTimeout(() => main.stopListening(this.baseController, 'action', onAction), 500);
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isRendered = true;
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main.updatePageTitle();
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if (useStored && this.has('storedScrollTop-' + storedKey)) {
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$(window).scrollTop(this.get('storedScrollTop-' + storedKey));
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return;
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}
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$(window).scrollTop(0);
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};
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if (callback) {
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this.listenToOnce(main, 'after:render', afterRender);
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callback.call(this, main);
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return;
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}
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main.render()
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.then(afterRender);
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};
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if (useStored && this.hasStoredMainView(storedKey)) {
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let main = this.getStoredMainView(storedKey);
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let isActual = true;
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if (
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main &&
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('isActualForReuse' in main) &&
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typeof main.isActualForReuse === 'function'
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) {
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isActual = main.isActualForReuse();
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}
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let lastUrl = (main && 'lastUrl' in main) ? main.lastUrl : null;
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if (
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isActual &&
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(!lastUrl || lastUrl === this.getRouter().getCurrentUrl())
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) {
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process(main);
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if (
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'setupReuse' in main &&
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typeof main.setupReuse === 'function'
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) {
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main.setupReuse(options.params || {});
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}
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return;
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}
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this.clearStoredMainView(storedKey);
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}
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this.viewFactory.create(view, options, process);
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});
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}
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/**
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* Show a loading notify-message.
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*/
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showLoadingNotification() {
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let master = this.get('master');
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if (!master) {
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return;
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}
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master.showLoadingNotification();
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}
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/**
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* Hide a loading notify-message.
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*/
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hideLoadingNotification() {
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let master = this.get('master');
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if (!master) {
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return;
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}
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master.hideLoadingNotification();
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}
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/**
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* Create a view in the <body> element.
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*
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* @param {String} view A view name.
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* @param {Bull.View~Options} options Options for a view.
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* @param {module:controller~viewCallback} [callback] A callback with a created view.
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*/
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entire(view, options, callback) {
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let master = this.get('master');
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if (master) {
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master.remove();
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}
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this.set('master', null);
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this.set('masterRendered', false);
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options = options || {};
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options.fullSelector = 'body';
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this.viewFactory.create(view, options, view => {
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this.set('entire', view);
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callback(view);
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});
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}
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}
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Object.assign(Controller.prototype, Events);
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/** For backward compatibility. */
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Controller.extend = BullView.extend;
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export default Controller;
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