MOBILE-2353 wiki: Implement sync and prefetch handler
Dani Palou
parent
fb59c5944b
commit
fbc78e5a4e
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// (C) Copyright 2015 Martin Dougiamas
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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import { Injectable, Injector } from '@angular/core';
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import { CoreFilepoolProvider } from '@providers/filepool';
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import { CoreGroupsProvider } from '@providers/groups';
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import { CoreTextUtilsProvider } from '@providers/utils/text';
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import { CoreCourseModulePrefetchHandlerBase } from '@core/course/classes/module-prefetch-handler';
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import { CoreCourseProvider } from '@core/course/providers/course';
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import { CoreCourseHelperProvider } from '@core/course/providers/helper';
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import { CoreGradesHelperProvider } from '@core/grades/providers/helper';
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import { CoreUserProvider } from '@core/user/providers/user';
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import { AddonModWikiProvider } from './wiki';
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/**
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* Handler to prefetch wikis.
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*/
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@Injectable()
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export class AddonModWikiPrefetchHandler extends CoreCourseModulePrefetchHandlerBase {
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name = 'AddonModWiki';
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modName = 'wiki';
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component = AddonModWikiProvider.COMPONENT;
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updatesNames = /^.*files$|^pages$/;
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constructor(protected injector: Injector, protected wikiProvider: AddonModWikiProvider,
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protected textUtils: CoreTextUtilsProvider, protected courseProvider: CoreCourseProvider,
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protected courseHelper: CoreCourseHelperProvider, protected filepoolProvider: CoreFilepoolProvider,
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protected groupsProvider: CoreGroupsProvider, protected gradesHelper: CoreGradesHelperProvider,
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protected userProvider: CoreUserProvider) {
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super(injector);
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}
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/**
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* Download the module.
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*
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* @param {any} module The module object returned by WS.
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* @param {number} courseId Course ID.
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* @param {string} [dirPath] Path of the directory where to store all the content files. @see downloadOrPrefetch.
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* @return {Promise<any>} Promise resolved when all content is downloaded.
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*/
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download(module: any, courseId: number, dirPath?: string): Promise<any> {
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// Same implementation for download or prefetch.
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return this.prefetch(module, courseId, false, dirPath);
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}
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/**
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* Returns a list of pages that can be downloaded.
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*
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* @param {any} module The module object returned by WS.
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* @param {number} courseId The course ID.
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* @param {boolean} [offline] Whether it should return cached data. Has priority over ignoreCache.
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* @param {boolean} [ignoreCache] Whether it should ignore cached data (it will always fail in offline or server down).
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* @param {string} [siteId] Site ID. If not defined, current site.
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* @return {Promise<any[]>} List of pages.
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*/
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protected getAllPages(module: any, courseId: number, offline?: boolean, ignoreCache?: boolean, siteId?: string)
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: Promise<any[]> {
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siteId = siteId || this.sitesProvider.getCurrentSiteId();
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return this.wikiProvider.getWiki(courseId, module.id, offline, siteId).then((wiki) => {
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return this.wikiProvider.getWikiPageList(wiki, offline, ignoreCache, siteId);
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}).catch(() => {
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// Wiki not found, return empty list.
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return [];
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});
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}
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/**
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* Get the download size of a module.
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*
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* @param {any} module Module.
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* @param {Number} courseId Course ID the module belongs to.
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* @param {boolean} [single] True if we're downloading a single module, false if we're downloading a whole section.
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* @return {Promise<{size: number, total: boolean}>} Promise resolved with the size and a boolean indicating if it was able
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* to calculate the total size.
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*/
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getDownloadSize(module: any, courseId: number, single?: boolean): Promise<{ size: number, total: boolean }> {
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const promises = [],
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siteId = this.sitesProvider.getCurrentSiteId();
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promises.push(this.getFiles(module, courseId, single, siteId).then((files) => {
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return this.utils.sumFileSizes(files);
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}));
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promises.push(this.getAllPages(module, courseId, false, true, siteId).then((pages) => {
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let size = 0;
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pages.forEach((page) => {
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if (page.contentsize) {
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size = size + page.contentsize;
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}
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});
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return {size: size, total: true};
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}));
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return Promise.all(promises).then((sizes) => {
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// Sum values in the array.
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return sizes.reduce((a, b) => {
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return {size: a.size + b.size, total: a.total && b.total};
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}, {size: 0, total: true});
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});
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}
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/**
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* Get list of files. If not defined, we'll assume they're in module.contents.
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*
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* @param {any} module Module.
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* @param {number} courseId Course ID the module belongs to.
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* @param {boolean} [single] True if we're downloading a single module, false if we're downloading a whole section.
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* @param {string} [siteId] Site ID. If not defined, current site.
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* @return {Promise<any[]>} Promise resolved with the list of files.
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*/
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getFiles(module: any, courseId: number, single?: boolean, siteId?: string): Promise<any[]> {
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siteId = siteId || this.sitesProvider.getCurrentSiteId();
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return this.wikiProvider.getWiki(courseId, module.id, false, siteId).then((wiki) => {
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const introFiles = this.getIntroFilesFromInstance(module, wiki);
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return this.wikiProvider.getWikiFileList(wiki, false, false, siteId).then((files) => {
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return introFiles.concat(files);
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});
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}).catch(() => {
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// Wiki not found, return empty list.
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return [];
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});
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}
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/**
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* Invalidate the prefetched content.
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*
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* @param {number} moduleId The module ID.
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* @param {number} courseId The course ID the module belongs to.
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* @return {Promise<any>} Promise resolved when the data is invalidated.
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*/
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invalidateContent(moduleId: number, courseId: number): Promise<any> {
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return this.wikiProvider.invalidateContent(moduleId, courseId);
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}
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/**
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* Prefetch a module.
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*
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* @param {any} module Module.
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* @param {number} courseId Course ID the module belongs to.
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* @param {boolean} [single] True if we're downloading a single module, false if we're downloading a whole section.
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* @param {string} [dirPath] Path of the directory where to store all the content files. @see downloadOrPrefetch.
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* @return {Promise<any>} Promise resolved when done.
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*/
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prefetch(module: any, courseId?: number, single?: boolean, dirPath?: string): Promise<any> {
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// Get the download time of the package before starting the download (otherwise we'd always get current time).
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const siteId = this.sitesProvider.getCurrentSiteId();
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return this.filepoolProvider.getPackageData(siteId, this.component, module.id).catch(() => {
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// No package data yet.
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}).then((data) => {
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const downloadTime = (data && data.downloadTime) || 0;
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return this.prefetchPackage(module, courseId, single, this.prefetchWiki.bind(this), siteId, [downloadTime]);
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});
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}
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/**
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* Prefetch a wiki.
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*
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* @param {any} module Module.
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* @param {number} courseId Course ID the module belongs to.
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* @param {boolean} single True if we're downloading a single module, false if we're downloading a whole section.
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* @param {string} siteId Site ID.
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* @param {number} downloadTime The previous download time, 0 if no previous download.
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* @return {Promise<any>} Promise resolved when done.
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*/
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protected prefetchWiki(module: any, courseId: number, single: boolean, siteId: string, downloadTime: number): Promise<any> {
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const userId = this.sitesProvider.getCurrentSiteUserId();
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// Get the list of pages.
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return this.getAllPages(module, courseId, false, true, siteId).then((pages) => {
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const promises = [];
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pages.forEach((page) => {
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// Fetch page contents if it needs to be fetched.
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if (page.timemodified > downloadTime) {
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promises.push(this.wikiProvider.getPageContents(page.id, false, true, siteId));
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}
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});
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// Fetch group data.
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promises.push(this.groupsProvider.getActivityGroupMode(module.id, siteId).then((groupMode) => {
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if (groupMode === CoreGroupsProvider.SEPARATEGROUPS || groupMode === CoreGroupsProvider.VISIBLEGROUPS) {
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// Get the groups available for the user.
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return this.groupsProvider.getActivityAllowedGroups(module.id, userId, siteId);
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}
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}));
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// Fetch info to provide wiki links.
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promises.push(this.wikiProvider.getWiki(courseId, module.id, false, siteId).then((wiki) => {
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return this.courseHelper.getModuleCourseIdByInstance(wiki.id, 'wiki', siteId);
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}));
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promises.push(this.courseProvider.getModuleBasicInfo(module.id, siteId));
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// Get related page files and fetch them.
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promises.push(this.getFiles(module, courseId, single, siteId).then((files) => {
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return this.filepoolProvider.addFilesToQueue(siteId, files, this.component, module.id);
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}));
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return Promise.all(promises);
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});
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}
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}
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@ -0,0 +1,387 @@
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// (C) Copyright 2015 Martin Dougiamas
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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import { Injectable } from '@angular/core';
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import { TranslateService } from '@ngx-translate/core';
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import { CoreAppProvider } from '@providers/app';
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import { CoreEventsProvider } from '@providers/events';
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import { CoreGroupsProvider } from '@providers/groups';
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import { CoreLoggerProvider } from '@providers/logger';
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import { CoreSitesProvider } from '@providers/sites';
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import { CoreSyncProvider } from '@providers/sync';
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import { CoreTextUtilsProvider } from '@providers/utils/text';
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import { CoreUtilsProvider } from '@providers/utils/utils';
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import { CoreCourseProvider } from '@core/course/providers/course';
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import { CoreSyncBaseProvider } from '@classes/base-sync';
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import { AddonModWikiProvider } from './wiki';
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import { AddonModWikiOfflineProvider } from './wiki-offline';
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/**
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* Data returned by a subwiki sync.
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*/
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export interface AddonModWikiSyncSubwikiResult {
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/**
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* List of warnings.
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* @type {string[]}
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*/
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warnings: string[];
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/**
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* Whether data was updated in the site.
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* @type {boolean}
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*/
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updated: boolean;
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/**
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* List of created pages.
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* @type {{pageId: number, title: string}}
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*/
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created: {pageId: number, title: string}[];
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/**
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* List of discarded pages.
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* @type {{title: string, warning: string}}
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*/
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discarded: {title: string, warning: string}[];
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}
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/**
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* Data returned by a wiki sync.
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*/
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export interface AddonModWikiSyncWikiResult {
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/**
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* List of warnings.
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* @type {string[]}
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*/
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warnings: string[];
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/**
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* Whether data was updated in the site.
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* @type {boolean}
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*/
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updated: boolean;
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/**
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* List of subwikis.
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* @type {{[subwikiId: number]: {created: {pageId: number, title: string}, discarded: {title: string, warning: string}}}}
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*/
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subwikis: {[subwikiId: number]: {
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created: {pageId: number, title: string}[],
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discarded: {title: string, warning: string}[]
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}};
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/**
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* Site ID.
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* @type {string}
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*/
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siteId: string;
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}
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/**
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* Service to sync wikis.
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*/
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@Injectable()
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export class AddonModWikiSyncProvider extends CoreSyncBaseProvider {
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static AUTO_SYNCED = 'addon_mod_wiki_autom_synced';
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static SYNC_TIME = 300000;
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protected componentTranslate: string;
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constructor(loggerProvider: CoreLoggerProvider, sitesProvider: CoreSitesProvider, appProvider: CoreAppProvider,
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syncProvider: CoreSyncProvider, textUtils: CoreTextUtilsProvider, translate: TranslateService,
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courseProvider: CoreCourseProvider, private eventsProvider: CoreEventsProvider,
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private wikiProvider: AddonModWikiProvider, private wikiOfflineProvider: AddonModWikiOfflineProvider,
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private utils: CoreUtilsProvider, private groupsProvider: CoreGroupsProvider) {
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super('AddonModWikiSyncProvider', loggerProvider, sitesProvider, appProvider, syncProvider, textUtils, translate);
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this.componentTranslate = courseProvider.translateModuleName('wiki');
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}
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/**
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* Get a string to identify a subwiki. If it doesn't have a subwiki ID it will be identified by wiki ID, user ID and group ID.
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*
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* @param {number} subwikiId Subwiki ID. If not defined, wikiId, userId and groupId should be defined.
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* @param {number} [wikiId] Wiki ID. Optional, will be used to create the subwiki if subwiki ID not provided.
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* @param {number} [userId] User ID. Optional, will be used to create the subwiki if subwiki ID not provided.
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* @param {number} [groupId] Group ID. Optional, will be used to create the subwiki if subwiki ID not provided.
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* @return {string} Identifier.
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*/
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getSubwikiBlockId(subwikiId: number, wikiId?: number, userId?: number, groupId?: number): string {
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subwikiId = this.wikiOfflineProvider.convertToPositiveNumber(subwikiId);
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if (subwikiId && subwikiId > 0) {
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return String(subwikiId);
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}
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wikiId = this.wikiOfflineProvider.convertToPositiveNumber(wikiId);
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if (wikiId) {
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userId = this.wikiOfflineProvider.convertToPositiveNumber(userId);
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groupId = this.wikiOfflineProvider.convertToPositiveNumber(groupId);
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return wikiId + ':' + userId + ':' + groupId;
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}
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}
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/**
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* Try to synchronize all the wikis in a certain site or in all sites.
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*
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* @param {string} [siteId] Site ID to sync. If not defined, sync all sites.
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* @return {Promise<any>} Promise resolved if sync is successful, rejected if sync fails.
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*/
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syncAllWikis(siteId?: string): Promise<any> {
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return this.syncOnSites('all wikis', this.syncAllWikisFunc.bind(this), [], siteId);
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}
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/**
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* Sync all wikis on a site.
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*
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* @param {string} [siteId] Site ID to sync. If not defined, sync all sites.
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* @param {Promise<any>} Promise resolved if sync is successful, rejected if sync fails.
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*/
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protected syncAllWikisFunc(siteId?: string): Promise<any> {
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// Get all the pages created in offline.
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return this.wikiOfflineProvider.getAllNewPages(siteId).then((pages) => {
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const promises = [],
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subwikis = {};
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// Get subwikis to sync.
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pages.forEach((page) => {
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const index = this.getSubwikiBlockId(page.subwikiid, page.wikiid, page.userid, page.groupid);
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subwikis[index] = page;
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});
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// Sync all subwikis.
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for (const id in subwikis) {
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const subwiki = subwikis[id];
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promises.push(this.syncSubwikiIfNeeded(subwiki.subwikiid, subwiki.wikiid, subwiki.userid, subwiki.groupid,
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siteId).then((result) => {
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if (result && result.updated) {
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// Sync successful, send event.
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this.eventsProvider.trigger(AddonModWikiSyncProvider.AUTO_SYNCED, {
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siteId: siteId,
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subwikiId: subwiki.subwikiid,
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wikiId: subwiki.wikiid,
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userId: subwiki.userid,
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groupId: subwiki.groupid,
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created: result.created,
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discarded: result.discarded,
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warnings: result.warnings
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});
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}
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}));
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}
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return Promise.all(promises);
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});
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}
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/**
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* Sync a subwiki only if a certain time has passed since the last time.
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*
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* @param {number} subwikiId Subwiki ID. If not defined, wikiId, userId and groupId should be defined.
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* @param {number} [wikiId] Wiki ID. Optional, will be used to create the subwiki if subwiki ID not provided.
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* @param {number} [userId] User ID. Optional, will be used to create the subwiki if subwiki ID not provided.
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* @param {number} [groupId] Group ID. Optional, will be used to create the subwiki if subwiki ID not provided.
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* @param {string} [siteId] Site ID. If not defined, current site.
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* @return {Promise<void|AddonModWikiSyncSubwikiResult>} Promise resolved when subwiki is synced or doesn't need to be synced.
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*/
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syncSubwikiIfNeeded(subwikiId: number, wikiId?: number, userId?: number, groupId?: number, siteId?: string)
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: Promise<void | AddonModWikiSyncSubwikiResult> {
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const blockId = this.getSubwikiBlockId(subwikiId, wikiId, userId, groupId);
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return this.isSyncNeeded(blockId, siteId).then((needed) => {
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if (needed) {
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return this.syncSubwiki(subwikiId, wikiId, userId, groupId, siteId);
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}
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});
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}
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/**
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* Synchronize a subwiki.
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*
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* @param {number} subwikiId Subwiki ID. If not defined, wikiId, userId and groupId should be defined.
|
||||
* @param {number} [wikiId] Wiki ID. Optional, will be used to create the subwiki if subwiki ID not provided.
|
||||
* @param {number} [userId] User ID. Optional, will be used to create the subwiki if subwiki ID not provided.
|
||||
* @param {number} [groupId] Group ID. Optional, will be used to create the subwiki if subwiki ID not provided.
|
||||
* @param {string} [siteId] Site ID. If not defined, current site.
|
||||
* @return {Promise<AddonModWikiSyncSubwikiResult>} Promise resolved if sync is successful, rejected otherwise.
|
||||
*/
|
||||
syncSubwiki(subwikiId: number, wikiId?: number, userId?: number, groupId?: number, siteId?: string)
|
||||
: Promise<AddonModWikiSyncSubwikiResult> {
|
||||
|
||||
siteId = siteId || this.sitesProvider.getCurrentSiteId();
|
||||
|
||||
const result: AddonModWikiSyncSubwikiResult = {
|
||||
warnings: [],
|
||||
updated: false,
|
||||
created: [],
|
||||
discarded: []
|
||||
},
|
||||
subwikiBlockId = this.getSubwikiBlockId(subwikiId, wikiId, userId, groupId);
|
||||
|
||||
if (this.isSyncing(subwikiBlockId, siteId)) {
|
||||
// There's already a sync ongoing for this subwiki, return the promise.
|
||||
return this.getOngoingSync(subwikiBlockId, siteId);
|
||||
}
|
||||
|
||||
// Verify that subwiki isn't blocked.
|
||||
if (this.syncProvider.isBlocked(AddonModWikiProvider.COMPONENT, subwikiBlockId, siteId)) {
|
||||
this.logger.debug('Cannot sync subwiki ' + subwikiBlockId + ' because it is blocked.');
|
||||
|
||||
return Promise.reject(this.translate.instant('core.errorsyncblocked', {$a: this.componentTranslate}));
|
||||
}
|
||||
|
||||
this.logger.debug('Try to sync subwiki ' + subwikiBlockId);
|
||||
|
||||
// Get offline responses to be sent.
|
||||
const syncPromise = this.wikiOfflineProvider.getSubwikiNewPages(subwikiId, wikiId, userId, groupId, siteId).catch(() => {
|
||||
// No offline data found, return empty array.
|
||||
return [];
|
||||
}).then((pages) => {
|
||||
if (!pages || !pages.length) {
|
||||
// Nothing to sync.
|
||||
return;
|
||||
} else if (!this.appProvider.isOnline()) {
|
||||
// Cannot sync in offline.
|
||||
return Promise.reject(this.translate.instant('core.networkerrormsg'));
|
||||
}
|
||||
|
||||
const promises = [];
|
||||
|
||||
// Send the pages.
|
||||
pages.forEach((page) => {
|
||||
promises.push(this.wikiProvider.newPageOnline(page.title, page.cachedcontent, subwikiId, wikiId, userId, groupId,
|
||||
siteId).then((pageId) => {
|
||||
|
||||
result.updated = true;
|
||||
|
||||
// Add page to created pages array.
|
||||
result.created.push({
|
||||
pageId: pageId,
|
||||
title: page.title
|
||||
});
|
||||
|
||||
// Delete the local page.
|
||||
return this.wikiOfflineProvider.deleteNewPage(page.title, subwikiId, wikiId, userId, groupId, siteId);
|
||||
}).catch((error) => {
|
||||
if (this.utils.isWebServiceError(error)) {
|
||||
// The WebService has thrown an error, this means that the page cannot be submitted. Delete it.
|
||||
return this.wikiOfflineProvider.deleteNewPage(page.title, subwikiId, wikiId, userId, groupId, siteId)
|
||||
.then(() => {
|
||||
|
||||
result.updated = true;
|
||||
|
||||
// Page deleted, add the page to discarded pages and add a warning.
|
||||
const warning = this.translate.instant('core.warningofflinedatadeleted', {
|
||||
component: this.translate.instant('addon.mod_wiki.wikipage'),
|
||||
name: page.title,
|
||||
error: error
|
||||
});
|
||||
|
||||
result.discarded.push({
|
||||
title: page.title,
|
||||
warning: warning
|
||||
});
|
||||
|
||||
result.warnings.push(warning);
|
||||
});
|
||||
} else {
|
||||
// Couldn't connect to server, reject.
|
||||
return Promise.reject(error);
|
||||
}
|
||||
}));
|
||||
});
|
||||
|
||||
return Promise.all(promises);
|
||||
}).then(() => {
|
||||
// Sync finished, set sync time.
|
||||
return this.setSyncTime(subwikiBlockId, siteId).catch(() => {
|
||||
// Ignore errors.
|
||||
});
|
||||
}).then(() => {
|
||||
// All done, return the warnings.
|
||||
return result;
|
||||
});
|
||||
|
||||
return this.addOngoingSync(subwikiBlockId, syncPromise, siteId);
|
||||
}
|
||||
|
||||
/**
|
||||
* Tries to synchronize a wiki.
|
||||
*
|
||||
* @param {number} wikiId Wiki ID.
|
||||
* @param {number} [courseId] Course ID.
|
||||
* @param {number} [cmId] Wiki course module ID.
|
||||
* @param {string} [siteId] Site ID. If not defined, current site.
|
||||
* @return {Promise<AddonModWikiSyncWikiResult>} Promise resolved if sync is successful, rejected otherwise.
|
||||
*/
|
||||
syncWiki(wikiId: number, courseId?: number, cmId?: number, siteId?: string): Promise<AddonModWikiSyncWikiResult> {
|
||||
siteId = siteId || this.sitesProvider.getCurrentSiteId();
|
||||
|
||||
// Sync is done at subwiki level, get all the subwikis.
|
||||
return this.wikiProvider.getSubwikis(wikiId).then((subwikis) => {
|
||||
const promises = [],
|
||||
result: AddonModWikiSyncWikiResult = {
|
||||
warnings: [],
|
||||
updated: false,
|
||||
subwikis: {},
|
||||
siteId: siteId
|
||||
};
|
||||
|
||||
subwikis.forEach((subwiki) => {
|
||||
promises.push(this.syncSubwiki(subwiki.id, subwiki.wikiid, subwiki.userid, subwiki.groupid, siteId).then((data) => {
|
||||
if (data && data.updated) {
|
||||
result.warnings = result.warnings.concat(data.warnings);
|
||||
result.updated = true;
|
||||
result.subwikis[subwiki.id] = {
|
||||
created: data.created,
|
||||
discarded: data.discarded
|
||||
};
|
||||
}
|
||||
}));
|
||||
});
|
||||
|
||||
return Promise.all(promises).then(() => {
|
||||
const promises = [];
|
||||
|
||||
if (result.updated) {
|
||||
// Something has changed, invalidate data.
|
||||
if (wikiId) {
|
||||
promises.push(this.wikiProvider.invalidateSubwikis(wikiId));
|
||||
promises.push(this.wikiProvider.invalidateSubwikiPages(wikiId));
|
||||
promises.push(this.wikiProvider.invalidateSubwikiFiles(wikiId));
|
||||
}
|
||||
if (courseId) {
|
||||
promises.push(this.wikiProvider.invalidateWikiData(courseId));
|
||||
}
|
||||
if (cmId) {
|
||||
promises.push(this.groupsProvider.invalidateActivityAllowedGroups(cmId));
|
||||
promises.push(this.groupsProvider.invalidateActivityGroupMode(cmId));
|
||||
}
|
||||
}
|
||||
|
||||
return Promise.all(promises).catch(() => {
|
||||
// Ignore errors.
|
||||
}).then(() => {
|
||||
return result;
|
||||
});
|
||||
});
|
||||
});
|
||||
}
|
||||
}
|
||||
|
|
@ -13,8 +13,11 @@
|
|||
// limitations under the License.
|
||||
|
||||
import { NgModule } from '@angular/core';
|
||||
import { CoreCourseModulePrefetchDelegate } from '@core/course/providers/module-prefetch-delegate';
|
||||
import { AddonModWikiProvider } from './providers/wiki';
|
||||
import { AddonModWikiOfflineProvider } from './providers/wiki-offline';
|
||||
import { AddonModWikiSyncProvider } from './providers/wiki-sync';
|
||||
import { AddonModWikiPrefetchHandler } from './providers/prefetch-handler';
|
||||
|
||||
@NgModule({
|
||||
declarations: [
|
||||
|
|
@ -23,7 +26,14 @@ import { AddonModWikiOfflineProvider } from './providers/wiki-offline';
|
|||
],
|
||||
providers: [
|
||||
AddonModWikiProvider,
|
||||
AddonModWikiOfflineProvider
|
||||
AddonModWikiOfflineProvider,
|
||||
AddonModWikiSyncProvider,
|
||||
AddonModWikiPrefetchHandler
|
||||
]
|
||||
})
|
||||
export class AddonModWikiModule { }
|
||||
export class AddonModWikiModule {
|
||||
constructor(prefetchDelegate: CoreCourseModulePrefetchDelegate, prefetchHandler: AddonModWikiPrefetchHandler) {
|
||||
|
||||
prefetchDelegate.registerHandler(prefetchHandler);
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue