Vmeda.Online/src/addon/mod/page/providers/prefetch-handler.ts

105 lines
4.2 KiB
TypeScript

// (C) Copyright 2015 Moodle Pty Ltd.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
import { Injectable } from '@angular/core';
import { TranslateService } from '@ngx-translate/core';
import { CoreAppProvider } from '@providers/app';
import { CoreFilepoolProvider } from '@providers/filepool';
import { CoreSitesProvider } from '@providers/sites';
import { CoreDomUtilsProvider } from '@providers/utils/dom';
import { CoreUtilsProvider } from '@providers/utils/utils';
import { CoreCourseProvider } from '@core/course/providers/course';
import { CoreCourseResourcePrefetchHandlerBase } from '@core/course/classes/resource-prefetch-handler';
import { AddonModPageProvider } from './page';
import { AddonModPageHelperProvider } from './helper';
import { CoreFilterHelperProvider } from '@core/filter/providers/helper';
import { CorePluginFileDelegate } from '@providers/plugin-file-delegate';
/**
* Handler to prefetch pages.
*/
@Injectable()
export class AddonModPagePrefetchHandler extends CoreCourseResourcePrefetchHandlerBase {
name = 'AddonModPage';
modName = 'page';
component = AddonModPageProvider.COMPONENT;
updatesNames = /^configuration$|^.*files$/;
constructor(translate: TranslateService,
appProvider: CoreAppProvider,
utils: CoreUtilsProvider,
courseProvider: CoreCourseProvider,
filepoolProvider: CoreFilepoolProvider,
sitesProvider: CoreSitesProvider,
domUtils: CoreDomUtilsProvider,
filterHelper: CoreFilterHelperProvider,
pluginFileDelegate: CorePluginFileDelegate,
protected pageProvider: AddonModPageProvider,
protected pageHelper: AddonModPageHelperProvider) {
super(translate, appProvider, utils, courseProvider, filepoolProvider, sitesProvider, domUtils, filterHelper,
pluginFileDelegate);
}
/**
* Download or prefetch the content.
*
* @param module The module object returned by WS.
* @param courseId Course ID.
* @param prefetch True to prefetch, false to download right away.
* @param dirPath Path of the directory where to store all the content files. This is to keep the files
* relative paths and make the package work in an iframe. Undefined to download the files
* in the filepool root page.
* @return Promise resolved when all content is downloaded. Data returned is not reliable.
*/
downloadOrPrefetch(module: any, courseId: number, prefetch?: boolean, dirPath?: string): Promise<any> {
const promises = [];
promises.push(super.downloadOrPrefetch(module, courseId, prefetch));
if (this.pageProvider.isGetPageWSAvailable()) {
promises.push(this.pageProvider.getPageData(courseId, module.id));
}
return Promise.all(promises);
}
/**
* Invalidate the prefetched content.
*
* @param moduleId The module ID.
* @param courseId Course ID the module belongs to.
* @return Promise resolved when the data is invalidated.
*/
invalidateContent(moduleId: number, courseId: number): Promise<any> {
return this.pageProvider.invalidateContent(moduleId, courseId);
}
/**
* Invalidate WS calls needed to determine module status.
*
* @param module Module.
* @param courseId Course ID the module belongs to.
* @return Promise resolved when invalidated.
*/
invalidateModule(module: any, courseId: number): Promise<any> {
const promises = [];
promises.push(this.pageProvider.invalidatePageData(courseId));
promises.push(this.courseProvider.invalidateModule(module.id));
return this.utils.allPromises(promises);
}
}