122 lines
4.9 KiB
TypeScript
122 lines
4.9 KiB
TypeScript
// (C) Copyright 2015 Moodle Pty Ltd.
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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 { CoreSitesProvider } from '@providers/sites';
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import { CoreFilepoolProvider } from '@providers/filepool';
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import { CoreCourseOptionsHandler, CoreCourseOptionsHandlerData } from '@core/course/providers/options-delegate';
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import { CoreCoursesProvider } from '@core/courses/providers/courses';
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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 { AddonBlogEntriesComponent } from '../components/entries/entries';
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import { AddonBlogProvider } from './blog';
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import { CoreWSExternalFile } from '@providers/ws';
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/**
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* Course nav handler.
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*/
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@Injectable()
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export class AddonBlogCourseOptionHandler implements CoreCourseOptionsHandler {
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name = 'AddonBlog';
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priority = 100;
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constructor(protected coursesProvider: CoreCoursesProvider, protected blogProvider: AddonBlogProvider,
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protected courseHelper: CoreCourseHelperProvider, protected courseProvider: CoreCourseProvider,
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protected sitesProvider: CoreSitesProvider, protected filepoolProvider: CoreFilepoolProvider) {}
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/**
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* Should invalidate the data to determine if the handler is enabled for a certain course.
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*
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* @param courseId The course ID.
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* @param navOptions Course navigation options for current user. See CoreCoursesProvider.getUserNavigationOptions.
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* @param admOptions Course admin options for current user. See CoreCoursesProvider.getUserAdministrationOptions.
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* @return Promise resolved when done.
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*/
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invalidateEnabledForCourse(courseId: number, navOptions?: any, admOptions?: any): Promise<any> {
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return this.courseProvider.invalidateCourseBlocks(courseId);
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}
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/**
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* Check if the handler is enabled on a site level.
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*
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* @return Whether or not the handler is enabled on a site level.
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*/
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isEnabled(): boolean | Promise<boolean> {
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return this.blogProvider.isPluginEnabled();
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}
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/**
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* Whether or not the handler is enabled for a certain course.
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*
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* @param courseId The course ID.
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* @param accessData Access type and data. Default, guest, ...
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* @param navOptions Course navigation options for current user. See CoreCoursesProvider.getUserNavigationOptions.
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* @param admOptions Course admin options for current user. See CoreCoursesProvider.getUserAdministrationOptions.
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* @return True or promise resolved with true if enabled.
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*/
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isEnabledForCourse(courseId: number, accessData: any, navOptions?: any, admOptions?: any): boolean | Promise<boolean> {
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return this.courseHelper.hasABlockNamed(courseId, 'blog_menu').then((enabled) => {
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if (enabled && navOptions && typeof navOptions.blogs != 'undefined') {
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return navOptions.blogs;
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}
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return enabled;
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});
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}
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/**
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* Returns the data needed to render the handler.
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*
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* @param injector Injector.
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* @param course The course.
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* @return Data or promise resolved with the data.
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*/
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getDisplayData(injector: Injector, course: any): CoreCourseOptionsHandlerData | Promise<CoreCourseOptionsHandlerData> {
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return {
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title: 'addon.blog.blog',
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class: 'addon-blog-handler',
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component: AddonBlogEntriesComponent
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};
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}
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/**
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* Called when a course is downloaded. It should prefetch all the data to be able to see the addon in offline.
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*
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* @param course The course.
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* @return Promise resolved when done.
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*/
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prefetch(course: any): Promise<any> {
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const siteId = this.sitesProvider.getCurrentSiteId();
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return this.blogProvider.getEntries({courseid: course.id}).then((result) => {
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return result.entries.map((entry) => {
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let files: CoreWSExternalFile[] = [];
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if (entry.attachmentfiles && entry.attachmentfiles.length) {
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files = entry.attachmentfiles;
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}
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if (entry.summaryfiles && entry.summaryfiles.length) {
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files = files.concat(entry.summaryfiles);
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}
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if (files.length > 0) {
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return this.filepoolProvider.addFilesToQueue(siteId, files, entry.module, entry.id);
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}
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return Promise.resolve();
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});
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});
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}
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}
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