MOBILE-3873 bbb: Initial implementation of BBB

src/addons/mod/bigbluebuttonbn/bigbluebuttonbn-lazy.module.ts

@@ -0,0 +1,38 @@
+// (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 { NgModule } from '@angular/core';
+import { RouterModule, Routes } from '@angular/router';
+import { CoreSharedModule } from '@/core/shared.module';
+import { AddonModBBBComponentsModule } from './components/components.module';
+import { AddonModBBBIndexPage } from './pages/index/index';
+
+const routes: Routes = [
+    {
+        path: ':courseId/:cmId',
+        component: AddonModBBBIndexPage,
+    },
+];
+
+@NgModule({
+    imports: [
+        RouterModule.forChild(routes),
+        CoreSharedModule,
+        AddonModBBBComponentsModule,
+    ],
+    declarations: [
+        AddonModBBBIndexPage,
+    ],
+})
+export class AddonModBBBLazyModule {}

src/addons/mod/bigbluebuttonbn/bigbluebuttonbn.module.ts

@@ -0,0 +1,54 @@
+// (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 { APP_INITIALIZER, NgModule, Type } from '@angular/core';
+import { Routes } from '@angular/router';
+import { CoreContentLinksDelegate } from '@features/contentlinks/services/contentlinks-delegate';
+import { CoreCourseModuleDelegate } from '@features/course/services/module-delegate';
+import { CoreMainMenuTabRoutingModule } from '@features/mainmenu/mainmenu-tab-routing.module';
+import { AddonModBBBComponentsModule } from './components/components.module';
+import { AddonModBBBService } from './services/bigbluebuttonbn';
+import { AddonModBBBIndexLinkHandler } from './services/handlers/index-link';
+import { AddonModBBBListLinkHandler } from './services/handlers/list-link';
+import { AddonModBBBModuleHandler, ADDON_MOD_BBB_MAIN_MENU_PAGE_NAME } from './services/handlers/module';
+
+export const ADDON_MOD_BBB_SERVICES: Type<unknown>[] = [
+    AddonModBBBService,
+];
+
+const routes: Routes = [
+    {
+        path: ADDON_MOD_BBB_MAIN_MENU_PAGE_NAME,
+        loadChildren: () => import('./bigbluebuttonbn-lazy.module').then(m => m.AddonModBBBLazyModule),
+    },
+];
+
+@NgModule({
+    imports: [
+        CoreMainMenuTabRoutingModule.forChild(routes),
+        AddonModBBBComponentsModule,
+    ],
+    providers: [
+        {
+            provide: APP_INITIALIZER,
+            multi: true,
+            useValue: () => {
+                CoreCourseModuleDelegate.registerHandler(AddonModBBBModuleHandler.instance);
+                CoreContentLinksDelegate.registerHandler(AddonModBBBIndexLinkHandler.instance);
+                CoreContentLinksDelegate.registerHandler(AddonModBBBListLinkHandler.instance);
+            },
+        },
+    ],
+})
+export class AddonModBBBModule {}

src/addons/mod/bigbluebuttonbn/components/components.module.ts

@@ -0,0 +1,34 @@
+// (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 { NgModule } from '@angular/core';
+import { AddonModBBBIndexComponent } from './index/index';
+import { CoreSharedModule } from '@/core/shared.module';
+import { CoreCourseComponentsModule } from '@features/course/components/components.module';
+
+@NgModule({
+    declarations: [
+        AddonModBBBIndexComponent,
+    ],
+    imports: [
+        CoreSharedModule,
+        CoreCourseComponentsModule,
+    ],
+    providers: [
+    ],
+    exports: [
+        AddonModBBBIndexComponent,
+    ],
+})
+export class AddonModBBBComponentsModule {}

src/addons/mod/bigbluebuttonbn/components/index/index.html

@@ -0,0 +1,40 @@
+<!-- Buttons to add to the header. -->
+<core-navbar-buttons slot="end">
+    <core-context-menu>
+        <core-context-menu-item *ngIf="externalUrl" [priority]="900" [content]="'core.openinbrowser' | translate"
+            [href]="externalUrl" iconAction="fas-external-link-alt">
+        </core-context-menu-item>
+        <core-context-menu-item *ngIf="description" [priority]="800" [content]="'core.moduleintro' | translate"
+            (action)="expandDescription()" iconAction="fas-arrow-right">
+        </core-context-menu-item>
+        <core-context-menu-item *ngIf="blog" [priority]="750" content="{{'addon.blog.blog' | translate}}"
+            iconAction="far-newspaper" (action)="gotoBlog()">
+        </core-context-menu-item>
+        <core-context-menu-item *ngIf="loaded && isOnline" [priority]="700" [content]="'core.refresh' | translate"
+            (action)="doRefresh(null, $event)" [iconAction]="refreshIcon" [closeOnClick]="false">
+        </core-context-menu-item>
+        <core-context-menu-item *ngIf="loaded && hasOffline && isOnline" [priority]="600"
+            [content]="'core.settings.synchronizenow' | translate" (action)="doRefresh(null, $event, true)" [iconAction]="syncIcon"
+            [closeOnClick]="false">
+        </core-context-menu-item>
+        <core-context-menu-item *ngIf="prefetchStatusIcon" [priority]="500" [content]="prefetchText" (action)="prefetch($event)"
+            [iconAction]="prefetchStatusIcon" [closeOnClick]="false">
+        </core-context-menu-item>
+    </core-context-menu>
+</core-navbar-buttons>
+
+<!-- Content. -->
+<core-loading [hideUntil]="loaded" class="safe-area-page">
+
+    <!-- Activity info. -->
+    <core-course-module-info *ngIf="showCompletion" [module]="module" [showManualCompletion]="true"
+        (completionChanged)="onCompletionChange()">
+    </core-course-module-info>
+
+    <core-course-module-description [description]="description" [component]="component" [componentId]="componentId"
+        contextLevel="module" [contextInstanceId]="module.id" [courseId]="courseId">
+    </core-course-module-description>
+
+    <!-- TODO -->
+    <p>TODO: BBB native content</p>
+</core-loading>

src/addons/mod/bigbluebuttonbn/components/index/index.ts

@@ -0,0 +1,63 @@
+// (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 { Component, OnInit, Optional } from '@angular/core';
+import { CoreCourseModuleMainActivityComponent } from '@features/course/classes/main-activity-component';
+import { CoreCourseContentsPage } from '@features/course/pages/contents/contents';
+import { IonContent } from '@ionic/angular';
+import { AddonModBBBData, AddonModBBBService } from '../../services/bigbluebuttonbn';
+
+/**
+ * Component that displays a Big Blue Button activity.
+ */
+@Component({
+    selector: 'addon-mod-bbb-index',
+    templateUrl: 'index.html',
+})
+export class AddonModBBBIndexComponent extends CoreCourseModuleMainActivityComponent implements OnInit {
+
+    component = AddonModBBBService.COMPONENT;
+    moduleName = 'bigbluebuttonbn';
+    bbb?: AddonModBBBData;
+
+    constructor(
+        protected content?: IonContent,
+        @Optional() courseContentsPage?: CoreCourseContentsPage,
+    ) {
+        super('AddonModBBBIndexComponent', content, courseContentsPage);
+    }
+
+    /**
+     * @inheritdoc
+     */
+    async ngOnInit(): Promise<void> {
+        super.ngOnInit();
+
+        await this.loadContent();
+
+        // @todo
+    }
+
+    /**
+     * @inheritdoc
+     */
+    protected async fetchContent(refresh: boolean = false): Promise<void> {
+        try {
+            // @todo
+        } finally {
+            this.fillContextMenu(refresh);
+        }
+    }
+
+}

src/addons/mod/bigbluebuttonbn/lang.json

@@ -0,0 +1,3 @@
+{
+    "view_error_unable_join_student": "BeeUnable to connect to the BigBlueButton server. Please contact your Teacher or the Administrator.p"
+}

src/addons/mod/bigbluebuttonbn/pages/index/index.html

@@ -0,0 +1,21 @@
+<ion-header>
+    <ion-toolbar>
+        <ion-buttons slot="start">
+            <ion-back-button [text]="'core.back' | translate"></ion-back-button>
+        </ion-buttons>
+        <h1>
+            <core-format-text [text]="title" contextLevel="module" [contextInstanceId]="module?.id" [courseId]="courseId">
+            </core-format-text>
+        </h1>
+        <ion-buttons slot="end">
+            <!-- The buttons defined by the component will be added in here. -->
+        </ion-buttons>
+    </ion-toolbar>
+</ion-header>
+<ion-content>
+    <ion-refresher slot="fixed" [disabled]="!activityComponent?.loaded" (ionRefresh)="activityComponent?.doRefresh($event.target)">
+        <ion-refresher-content pullingText="{{ 'core.pulltorefresh' | translate }}"></ion-refresher-content>
+    </ion-refresher>
+
+    <addon-mod-bbb-index [module]="module" [courseId]="courseId" (dataRetrieved)="updateData($event)"></addon-mod-bbb-index>
+</ion-content>

src/addons/mod/bigbluebuttonbn/pages/index/index.ts

@@ -0,0 +1,30 @@
+// (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 { Component, ViewChild } from '@angular/core';
+import { CoreCourseModuleMainActivityPage } from '@features/course/classes/main-activity-page';
+import { AddonModBBBIndexComponent } from '../../components/index/index';
+
+/**
+ * Page that displays a Big Blue Button activity.
+ */
+@Component({
+    selector: 'page-addon-mod-bbb-index',
+    templateUrl: 'index.html',
+})
+export class AddonModBBBIndexPage extends CoreCourseModuleMainActivityPage<AddonModBBBIndexComponent> {
+
+    @ViewChild(AddonModBBBIndexComponent) activityComponent?: AddonModBBBIndexComponent;
+
+}

src/addons/mod/bigbluebuttonbn/services/bigbluebuttonbn.ts

@@ -0,0 +1,351 @@
+// (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 { CoreError } from '@classes/errors/error';
+import { CoreWSError } from '@classes/errors/wserror';
+import { CoreSite, CoreSiteWSPreSets } from '@classes/site';
+import { CoreCourseCommonModWSOptions } from '@features/course/services/course';
+import { CoreCourseLogHelper } from '@features/course/services/log-helper';
+import { CoreSites, CoreSitesCommonWSOptions } from '@services/sites';
+import { CoreWSExternalFile, CoreWSExternalWarning } from '@services/ws';
+import { makeSingleton, Translate } from '@singletons';
+
+const ROOT_CACHE_KEY = 'AddonModBBB:';
+
+/**
+ * Service that provides some features for Big Blue Button activity.
+ */
+@Injectable({ providedIn: 'root' })
+export class AddonModBBBService {
+
+    static readonly COMPONENT = 'mmaModBigBlueButtonBN';
+
+    /**
+     * Get a BBB activity.
+     *
+     * @param courseId Course ID.
+     * @param cmId Course module ID.
+     * @param options Other options.
+     * @return Promise resolved when the activity is retrieved.
+     */
+    async getBBB(courseId: number, cmId: number, options: CoreSitesCommonWSOptions = {}): Promise<AddonModBBBData> {
+        const site = await CoreSites.getSite(options.siteId);
+
+        const params: AddonModBBBGetBigBlueButtonBNsByCoursesWSParams = {
+            courseids: [courseId],
+        };
+        const preSets: CoreSiteWSPreSets = {
+            cacheKey: this.getBBBsCacheKey(courseId),
+            updateFrequency: CoreSite.FREQUENCY_RARELY,
+            component: AddonModBBBService.COMPONENT,
+            ...CoreSites.getReadingStrategyPreSets(options.readingStrategy), // Include reading strategy preSets.
+        };
+
+        const response = await site.read<AddonModBBBGetBigBlueButtonBNsByCoursesWSResponse>(
+            'mod_bigbluebuttonbn_get_bigbluebuttonbns_by_courses',
+            params,
+            preSets,
+        );
+
+        const bbb = response.bigbluebuttonbns.find((bbb) => bbb.coursemodule == cmId);
+        if (bbb) {
+            return bbb;
+        }
+
+        throw new CoreError(Translate.instant('core.course.modulenotfound'));
+    }
+
+    /**
+     * Get cache key for get BBB WS call.
+     *
+     * @param courseId Course ID.
+     * @return Cache key.
+     */
+    protected getBBBsCacheKey(courseId: number): string {
+        return ROOT_CACHE_KEY + 'bbb:' + courseId;
+    }
+
+    /**
+     * Get join URL for a BBB activity.
+     *
+     * @param cmId Course module ID.
+     * @param groupId Group ID, 0 means that the function will determine the user group.
+     * @param siteId Site ID. If not defined, current site.
+     * @return Promise resolved with the list of messages.
+     */
+    async getJoinUrl(
+        cmId: number,
+        groupId: number = 0,
+        siteId?: string,
+    ): Promise<string> {
+        const site = await CoreSites.getSite(siteId);
+
+        const params: AddonModBBBGetJoinUrlWSParams = {
+            cmid: cmId,
+            groupid: groupId,
+        };
+
+        // Don't use cache.
+        const response = await site.write<AddonModBBBGetJoinUrlWSResponse>(
+            'mod_bigbluebuttonbn_get_join_url',
+            params,
+        );
+
+        if (response.warnings?.length) {
+            throw new CoreWSError(response.warnings[0]);
+        }
+
+        if (!response.join_url) {
+            // Shouldn't happen, if there are no warning the app should always receive the URL.
+            throw new CoreError(
+                Translate.instant('addon.mod_bigbluebuttonbn.view_error_unable_join_studentview_error_unable_join_student'),
+            );
+        }
+
+        return response.join_url;
+    }
+
+    /**
+     * Get meeting info for a BBB activity.
+     *
+     * @param id BBB ID.
+     * @param groupId Group ID, 0 means that the function will determine the user group.
+     * @param options Other options.
+     * @return Promise resolved with the list of messages.
+     */
+    async getMeetingInfo(
+        id: number,
+        groupId: number = 0,
+        options: CoreCourseCommonModWSOptions = {},
+    ): Promise<AddonModBBBMeetingInfoWSResponse> {
+        const site = await CoreSites.getSite(options.siteId);
+
+        const params: AddonModBBBMeetingInfoWSParams = {
+            bigbluebuttonbnid: id,
+            groupid: groupId,
+        };
+        const preSets: CoreSiteWSPreSets = {
+            cacheKey: this.getMeetingInfoCacheKey(id, groupId),
+            component: AddonModBBBService.COMPONENT,
+            componentId: options.cmId,
+            ...CoreSites.getReadingStrategyPreSets(options.readingStrategy), // Include reading strategy preSets.
+        };
+
+        return await site.read<AddonModBBBMeetingInfoWSResponse>(
+            'mod_bigbluebuttonbn_meeting_info',
+            params,
+            preSets,
+        );
+    }
+
+    /**
+     * Get cache key for meeting info WS call.
+     *
+     * @param id BBB ID.
+     * @param groupId Group ID, 0 means that the function will determine the user group.
+     * @return Cache key.
+     */
+    protected getMeetingInfoCacheKey(id: number, groupId: number = 0): string {
+        return this.getMeetingInfoCacheKeyPrefix(id) + groupId;
+    }
+
+    /**
+     * Get cache key prefix for meeting info WS call.
+     *
+     * @param id BBB ID.
+     * @return Cache key prefix.
+     */
+    protected getMeetingInfoCacheKeyPrefix(id: number): string {
+        return ROOT_CACHE_KEY + 'meetingInfo:' + id + ':';
+    }
+
+    /**
+     * Report a BBB as being viewed.
+     *
+     * @param id BBB instance ID.
+     * @param name Name of the BBB.
+     * @param siteId Site ID. If not defined, current site.
+     * @return Promise resolved when the WS call is successful.
+     */
+    async logView(id: number, name?: string, siteId?: string): Promise<void> {
+        const params: AddonModBBBViewBigBlueButtonBNWSParams = {
+            bigbluebuttonbnid: id,
+        };
+
+        await CoreCourseLogHelper.logSingle(
+            'mod_bigbluebuttonbn_view_bigbluebuttonbn',
+            params,
+            AddonModBBBService.COMPONENT,
+            id,
+            name,
+            'bigbluebuttonbn',
+            {},
+            siteId,
+        );
+    }
+
+    /**
+     * Invalidate BBBs.
+     *
+     * @param courseId Course ID.
+     * @param siteId Site ID. If not defined, current site.
+     * @return Promise resolved when the data is invalidated.
+     */
+    async invalidateBBBs(courseId: number, siteId?: string): Promise<void> {
+        const site = await CoreSites.getSite(siteId);
+
+        await site.invalidateWsCacheForKey(this.getBBBsCacheKey(courseId));
+    }
+
+    /**
+     * Invalidate meeting info for a certain group.
+     *
+     * @param id BBB ID.
+     * @param groupId Group ID, 0 means that the function will determine the user group.
+     * @param siteId Site ID. If not defined, current site.
+     * @return Promise resolved when the data is invalidated.
+     */
+    async invalidateMeetingInfo(id: number, groupId: number = 0, siteId?: string): Promise<void> {
+        const site = await CoreSites.getSite(siteId);
+
+        await site.invalidateWsCacheForKey(this.getMeetingInfoCacheKey(id, groupId));
+    }
+
+    /**
+     * Invalidate meeting info for all groups.
+     *
+     * @param id BBB ID.
+     * @param siteId Site ID. If not defined, current site.
+     * @return Promise resolved when the data is invalidated.
+     */
+    async invalidateAllGroupsMeetingInfo(id: number, siteId?: string): Promise<void> {
+        const site = await CoreSites.getSite(siteId);
+
+        await site.invalidateWsCacheForKeyStartingWith(this.getMeetingInfoCacheKeyPrefix(id));
+    }
+
+    /**
+     * Returns whether or not the BBB plugin is enabled for a certain site.
+     *
+     * @param siteId Site ID. If not defined, current site.
+     * @return Promise resolved with true if enabled, resolved with false or rejected otherwise.
+     * @since 4.0, but the WebServices were backported to the plugin so it can be supported in older versions.
+     */
+    async isPluginEnabled(siteId?: string): Promise<boolean> {
+        const site = await CoreSites.getSite(siteId);
+
+        return site.wsAvailable('mod_bigbluebuttonbn_meeting_info');
+    }
+
+}
+
+export const AddonModBBB = makeSingleton(AddonModBBBService);
+
+/**
+ * Params of mod_bigbluebuttonbn_get_bigbluebuttonbns_by_courses WS.
+ */
+export type AddonModBBBGetBigBlueButtonBNsByCoursesWSParams = {
+    courseids?: number[]; // Array of course ids.
+};
+
+/**
+ * Data returned by mod_bigbluebuttonbn_get_bigbluebuttonbns_by_courses WS.
+ */
+export type AddonModBBBGetBigBlueButtonBNsByCoursesWSResponse = {
+    bigbluebuttonbns: AddonModBBBData[];
+    warnings?: CoreWSExternalWarning[];
+};
+
+/**
+ * BBB data returned by mod_bigbluebuttonbn_get_bigbluebuttonbns_by_courses.
+ */
+export type AddonModBBBData = {
+    id: number; // Module id.
+    coursemodule: number; // Course module id.
+    course: number; // Course id.
+    name: string; // Name.
+    intro: string; // Description.
+    meetingid: string; // Meeting id.
+    introformat?: number; // Intro format (1 = HTML, 0 = MOODLE, 2 = PLAIN or 4 = MARKDOWN).
+    introfiles: CoreWSExternalFile[];
+    timemodified: number; // Last time the instance was modified.
+    section: number; // Course section id.
+    visible: number; // Module visibility.
+    groupmode: number; // Group mode.
+    groupingid: number; // Grouping id.
+};
+
+/**
+ * Params of mod_bigbluebuttonbn_meeting_info WS.
+ */
+export type AddonModBBBMeetingInfoWSParams = {
+    bigbluebuttonbnid: number; // Bigbluebuttonbn instance id.
+    groupid?: number; // Bigbluebuttonbn group id.
+    updatecache?: boolean; // Update cache ?.
+};
+
+/**
+ * Data returned by mod_bigbluebuttonbn_meeting_info WS.
+ */
+export type AddonModBBBMeetingInfoWSResponse = {
+    cmid: number; // CM id.
+    userlimit: number; // User limit.
+    bigbluebuttonbnid: string; // Bigbluebuttonbn instance id.
+    meetingid: string; // Meeting id.
+    openingtime?: string; // Opening time.
+    closingtime?: string; // Closing time.
+    statusrunning?: boolean; // Status running.
+    statusclosed?: boolean; // Status closed.
+    statusopen?: boolean; // Status open.
+    statusmessage?: string; // Status message.
+    startedat?: number; // Started at.
+    moderatorcount?: number; // Moderator count.
+    participantcount?: number; // Participant count.
+    moderatorplural?: boolean; // Several moderators ?.
+    participantplural?: boolean; // Several participants ?.
+    canjoin: boolean; // Can join.
+    ismoderator: boolean; // Is moderator.
+    presentations: {
+        url: string; // Presentation URL.
+        iconname: string; // Icon name.
+        icondesc: string; // Icon text.
+        name: string; // Presentation name.
+    }[];
+    joinurl: string; // Join URL.
+};
+
+/**
+ * Params of mod_bigbluebuttonbn_get_join_url WS.
+ */
+export type AddonModBBBGetJoinUrlWSParams = {
+    cmid: number; // Course module id.
+    groupid?: number; // Bigbluebuttonbn group id.
+};
+
+/**
+ * Data returned by mod_bigbluebuttonbn_get_join_url WS.
+ */
+export type AddonModBBBGetJoinUrlWSResponse = {
+    // eslint-disable-next-line @typescript-eslint/naming-convention
+    join_url?: string; // Can join session.
+    warnings?: CoreWSExternalWarning[];
+};
+
+/**
+ * Params of mod_bigbluebuttonbn_view_bigbluebuttonbn WS.
+ */
+export type AddonModBBBViewBigBlueButtonBNWSParams = {
+    bigbluebuttonbnid: number; // Bigbluebuttonbn instance id.
+};

src/addons/mod/bigbluebuttonbn/services/handlers/index-link.ts

@@ -0,0 +1,33 @@
+// (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 { CoreContentLinksModuleIndexHandler } from '@features/contentlinks/classes/module-index-handler';
+import { makeSingleton } from '@singletons';
+
+/**
+ * Handler to treat links to Big Blue Button activity.
+ */
+@Injectable({ providedIn: 'root' })
+export class AddonModBBBIndexLinkHandlerService extends CoreContentLinksModuleIndexHandler {
+
+    name = 'AddonModBBBIndexLinkHandlerService';
+
+    constructor() {
+        super('AddonModBBB', 'bigbluebuttonbn', 'bn');
+    }
+
+}
+
+export const AddonModBBBIndexLinkHandler = makeSingleton(AddonModBBBIndexLinkHandlerService);

src/addons/mod/bigbluebuttonbn/services/handlers/list-link.ts

@@ -0,0 +1,33 @@
+// (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 { CoreContentLinksModuleListHandler } from '@features/contentlinks/classes/module-list-handler';
+import { makeSingleton } from '@singletons';
+
+/**
+ * Handler to treat links to Big Blue Button list page.
+ */
+@Injectable({ providedIn: 'root' })
+export class AddonModBBBListLinkHandlerService extends CoreContentLinksModuleListHandler {
+
+    name = 'AddonModBBBListLinkHandler';
+
+    constructor() {
+        super('AddonModBBB', 'bigbluebuttonbn');
+    }
+
+}
+
+export const AddonModBBBListLinkHandler = makeSingleton(AddonModBBBListLinkHandlerService);

src/addons/mod/bigbluebuttonbn/services/handlers/module.ts

@@ -0,0 +1,79 @@
+// (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 { CoreConstants } from '@/core/constants';
+import { Injectable, Type } from '@angular/core';
+import { CoreModuleHandlerBase } from '@features/course/classes/module-base-handler';
+import { CoreCourseAnyModuleData } from '@features/course/services/course';
+import { CoreCourseModuleHandler, CoreCourseModuleHandlerData } from '@features/course/services/module-delegate';
+import { makeSingleton } from '@singletons';
+import { AddonModBBBIndexComponent } from '../../components/index';
+import { AddonModBBB } from '../bigbluebuttonbn';
+
+export const ADDON_MOD_BBB_MAIN_MENU_PAGE_NAME = 'mod_bigbluebuttonbn';
+
+/**
+ * Handler to support Big Blue Button activities.
+ */
+@Injectable({ providedIn: 'root' })
+export class AddonModBBBModuleHandlerService extends CoreModuleHandlerBase implements CoreCourseModuleHandler {
+
+    name = 'AddonModBBB';
+    modName = 'bigbluebuttonbn';
+    protected pageName = ADDON_MOD_BBB_MAIN_MENU_PAGE_NAME;
+
+    supportedFeatures = {
+        [CoreConstants.FEATURE_GROUPS]: true,
+        [CoreConstants.FEATURE_GROUPINGS]: true,
+        [CoreConstants.FEATURE_MOD_INTRO]: true,
+        [CoreConstants.FEATURE_COMPLETION_TRACKS_VIEWS]: true,
+        [CoreConstants.FEATURE_GRADE_HAS_GRADE]: false,
+        [CoreConstants.FEATURE_GRADE_OUTCOMES]: true,
+        [CoreConstants.FEATURE_BACKUP_MOODLE2]: true,
+        [CoreConstants.FEATURE_SHOW_DESCRIPTION]: true,
+    };
+
+    /**
+     * @inheritdoc
+     */
+    async isEnabled(): Promise<boolean> {
+        return AddonModBBB.isPluginEnabled();
+    }
+
+    /**
+     * @inheritdoc
+     */
+    getData(
+        module: CoreCourseAnyModuleData,
+        courseId: number,
+        sectionId?: number,
+        forCoursePage?: boolean,
+    ): CoreCourseModuleHandlerData {
+        const data = super.getData(module, courseId, sectionId, forCoursePage);
+
+        data.showDownloadButton = false;
+
+        return data;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    async getMainComponent(): Promise<Type<unknown>> {
+        return AddonModBBBIndexComponent;
+    }
+
+}
+
+export const AddonModBBBModuleHandler = makeSingleton(AddonModBBBModuleHandlerService);

src/addons/mod/mod.module.ts

@@ -15,6 +15,7 @@
 import { NgModule } from '@angular/core';
 
 import { AddonModAssignModule } from './assign/assign.module';
+import { AddonModBBBModule } from './bigbluebuttonbn/bigbluebuttonbn.module';
 import { AddonModBookModule } from './book/book.module';
 import { AddonModChatModule } from './chat/chat.module';
 import { AddonModChoiceModule } from './choice/choice.module';
@@ -40,6 +41,7 @@ import { AddonModWorkshopModule } from './workshop/workshop.module';
 @NgModule({
     imports: [
         AddonModAssignModule,
+        AddonModBBBModule,
         AddonModBookModule,
         AddonModChatModule,
         AddonModChoiceModule,