MOBILE-2386 blog: Add blog entries page

scripts/langindex.json

@@ -56,6 +56,16 @@
   "addon.block_timeline.pluginname": "block_timeline",
   "addon.block_timeline.sortbycourses": "block_timeline",
   "addon.block_timeline.sortbydates": "block_timeline",
+  "addon.blog.blog": "blog",
+  "addon.blog.blogentries": "blog",
+  "addon.blog.errorloadentries": "local_moodlemobileapp",
+  "addon.blog.linktooriginalentry": "blog",
+  "addon.blog.noentriesyet": "blog",
+  "addon.blog.publishtonoone": "blog",
+  "addon.blog.publishtosite": "blog",
+  "addon.blog.publishtoworld": "blog",
+  "addon.blog.showonlyyourentries": "local_moodlemobileapp",
+  "addon.blog.siteblogheading": "blog",
   "addon.calendar.calendar": "calendar",
   "addon.calendar.calendarevents": "local_moodlemobileapp",
   "addon.calendar.defaultnotificationtime": "local_moodlemobileapp",

src/addon/blog/blog.module.ts

@@ -0,0 +1,46 @@
+// (C) Copyright 2015 Martin Dougiamas
+//
+// 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 { CoreMainMenuDelegate } from '@core/mainmenu/providers/delegate';
+import { CoreUserDelegate } from '@core/user/providers/user-delegate';
+import { CoreCourseOptionsDelegate } from '@core/course/providers/options-delegate';
+import { AddonBlogProvider } from './providers/blog';
+import { AddonBlogMainMenuHandler } from './providers/mainmenu-handler';
+import { AddonBlogUserHandler } from './providers/user-handler';
+import { AddonBlogCourseOptionHandler } from './providers/course-option-handler';
+import { AddonBlogComponentsModule } from './components/components.module';
+
+@NgModule({
+    declarations: [
+    ],
+    imports: [
+        AddonBlogComponentsModule
+    ],
+    providers: [
+        AddonBlogProvider,
+        AddonBlogMainMenuHandler,
+        AddonBlogUserHandler,
+        AddonBlogCourseOptionHandler
+    ]
+})
+export class AddonBlogModule {
+    constructor(mainMenuDelegate: CoreMainMenuDelegate, menuHandler: AddonBlogMainMenuHandler,
+            userHandler: AddonBlogUserHandler, userDelegate: CoreUserDelegate,
+            courseOptionHandler: AddonBlogCourseOptionHandler, courseOptionsDelegate: CoreCourseOptionsDelegate) {
+        mainMenuDelegate.registerHandler(menuHandler);
+        userDelegate.registerHandler(userHandler);
+        courseOptionsDelegate.registerHandler(courseOptionHandler);
+    }
+}

src/addon/blog/components/components.module.ts

@@ -0,0 +1,47 @@
+// (C) Copyright 2015 Martin Dougiamas
+//
+// 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 { CommonModule } from '@angular/common';
+import { IonicModule } from 'ionic-angular';
+import { TranslateModule } from '@ngx-translate/core';
+import { CoreComponentsModule } from '@components/components.module';
+import { CoreDirectivesModule } from '@directives/directives.module';
+import { CorePipesModule } from '@pipes/pipes.module';
+import { CoreCommentsComponentsModule } from '@core/comments/components/components.module';
+import { AddonBlogEntriesComponent } from './entries/entries';
+
+@NgModule({
+    declarations: [
+        AddonBlogEntriesComponent
+    ],
+    imports: [
+        CommonModule,
+        IonicModule,
+        TranslateModule.forChild(),
+        CoreComponentsModule,
+        CoreDirectivesModule,
+        CorePipesModule,
+        CoreCommentsComponentsModule
+    ],
+    providers: [
+    ],
+    exports: [
+        AddonBlogEntriesComponent
+    ],
+    entryComponents: [
+        AddonBlogEntriesComponent
+    ]
+})
+export class AddonBlogComponentsModule {}

src/addon/blog/components/entries/addon-blog-entries.html

@@ -0,0 +1,49 @@
+<ion-content>
+    <ion-refresher [enabled]="loaded" (ionRefresh)="refresh($event)">
+        <ion-refresher-content pullingText="{{ 'core.pulltorefresh' | translate }}"></ion-refresher-content>
+    </ion-refresher>
+    <core-loading [hideUntil]="loaded" class="core-loading-center">
+        <div class="safe-padding-horizontal">
+            <ion-item *ngIf="showMyIssuesToggle">
+                <ion-label>{{ 'addon.blog.showonlyyourentries' | translate }}</ion-label>
+                <ion-toggle [(ngModel)]="onlyMyEntries"></ion-toggle>
+            </ion-item>
+        </div>
+        <core-empty-box *ngIf="entries && entries.length == 0" icon="fa-newspaper-o" [message]="'addon.blog.noentriesyet' | translate"></core-empty-box>
+        <ng-container *ngFor="let entry of entries">
+            <ion-card *ngIf="!onlyMyEntries || entry.userid == currentUserId">
+                <ion-item text-wrap>
+                    <ion-avatar core-user-avatar [user]="entry.user" item-start [courseId]="entry.courseid"></ion-avatar>
+                    <h2>
+                        <core-format-text [text]="entry.subject"></core-format-text>
+                        <ion-note float-end padding-left text-end>
+                            {{ 'addon.blog.' + entry.publishTranslated | translate}}
+                        </ion-note>
+                    </h2>
+                    <p>
+                        <ion-note float-end padding-left text-end>
+                            {{entry.created | coreDateDayOrTime}}
+                        </ion-note>
+                        {{entry.user && entry.user.fullname}}
+                    </p>
+                </ion-item>
+                <ion-card-content>
+                    <core-format-text [text]="entry.summary" [component]="this.component" [componentId]="entry.id"></core-format-text>
+                    <ion-item>
+                        <core-comments [component]="this.component" [itemId]="entry.id" area="format_blog" [instanceId]="entry.userid" contextLevel="user"></core-comments>
+                    </ion-item>
+                    <core-file *ngFor="let file of entry.attachmentfiles" [file]="file" [component]="this.component" [componentId]="entry.id"></core-file>
+                    <a ion-item *ngIf="entry.uniquehash" [href]="entry.uniquehash" core-link>{{ 'addon.blog.linktooriginalentry' | translate }}</a>
+                </ion-card-content>
+                <ion-row text-center>
+                    <ion-col *ngIf="entry.lastmodified > entry.created">
+                        <ion-note>
+                            <ion-icon name="time"></ion-icon> {{entry.lastmodified | coreTimeAgo}}
+                        </ion-note>
+                    </ion-col>
+                </ion-row>
+            </ion-card>
+        </ng-container>
+        <core-infinite-loading [enabled]="canLoadMore" (action)="loadMore($event)" [error]="loadMoreError"></core-infinite-loading>
+    </core-loading>
+</ion-content>

src/addon/blog/components/entries/entries.ts

@@ -0,0 +1,163 @@
+// (C) Copyright 2015 Martin Dougiamas
+//
+// 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, Input, OnInit, ViewChild } from '@angular/core';
+import { Content } from 'ionic-angular';
+import { CoreDomUtilsProvider } from '@providers/utils/dom';
+import { CoreSitesProvider } from '@providers/sites';
+import { CoreUserProvider } from '@core/user/providers/user';
+import { AddonBlogProvider } from '../../providers/blog';
+
+/**
+ * Component that displays the blog entries.
+ */
+@Component({
+    selector: 'addon-blog-entries',
+    templateUrl: 'addon-blog-entries.html',
+})
+export class AddonBlogEntriesComponent implements OnInit {
+    @Input() userId?: number;
+    @Input() courseId?: number;
+    @Input() cmId?: number;
+
+    protected filter = {};
+    protected pageLoaded = 0;
+
+    @ViewChild(Content) content: Content;
+
+    loaded = false;
+    canLoadMore = false;
+    loadMoreError = false;
+    entries = [];
+    currentUserId: number;
+    showMyIssuesToggle = false;
+    onlyMyEntries = false;
+    component = AddonBlogProvider.COMPONENT;
+
+    constructor(protected blogProvider: AddonBlogProvider, protected domUtils: CoreDomUtilsProvider,
+            protected userProvider: CoreUserProvider, sitesProvider: CoreSitesProvider) {
+        this.currentUserId = sitesProvider.getCurrentSiteUserId();
+    }
+
+    /**
+     * Component being initialized.
+     */
+    ngOnInit(): void {
+        if (this.userId) {
+            this.filter['userid'] = this.userId;
+        }
+
+        if (this.courseId) {
+            this.filter['courseid'] = this.courseId;
+        }
+
+        if (this.cmId) {
+            this.filter['cmid'] = this.cmId;
+        }
+
+        this.fetchEntries().then(() => {
+            this.blogProvider.logView(this.filter).catch(() => {
+                // Ignore errors.
+            });
+        });
+    }
+
+    /**
+     * Fetch blog entries.
+     *
+     * @param {boolean} [refresh] Empty events array first.
+     * @return {Promise<any>}         Promise with the entries.
+     */
+    private fetchEntries(refresh: boolean = false): Promise<any> {
+        this.loadMoreError = false;
+
+        if (refresh) {
+            this.pageLoaded = 0;
+        }
+
+        return this.blogProvider.getEntries(this.filter, this.pageLoaded).then((result) => {
+            const promises = result.entries.map((entry) => {
+                switch (entry.publishstate) {
+                    case 'draft':
+                        entry.publishTranslated = 'publishtonoone';
+                        break;
+                    case 'site':
+                        entry.publishTranslated = 'publishtosite';
+                        break;
+                    case 'public':
+                        entry.publishTranslated = 'publishtoworld';
+                        break;
+                    default:
+                        entry.publishTranslated = 'privacy:unknown';
+                        break;
+                }
+
+                return this.userProvider.getProfile(entry.userid, entry.courseid, true).then((user) => {
+                    entry.user = user;
+                }).catch(() => {
+                    // Ignore errors.
+                });
+            });
+
+            if (refresh) {
+                this.showMyIssuesToggle = false;
+                this.entries = result.entries;
+            } else {
+                this.entries = this.entries.concat(result.entries);
+            }
+
+            this.canLoadMore = result.totalentries > this.entries.length;
+            this.pageLoaded++;
+
+            this.showMyIssuesToggle = !this.userId && (this.showMyIssuesToggle || this.entries.some((entry) => {
+                return entry.userid == this.currentUserId;
+            }));
+
+            return Promise.all(promises);
+        }).catch((message) => {
+            this.domUtils.showErrorModalDefault(message, 'addon.blog.errorloadentries', true);
+            this.loadMoreError = true; // Set to prevent infinite calls with infinite-loading.
+        }).finally(() => {
+            this.loaded = true;
+        });
+    }
+
+    /**
+     * Function to load more entries.
+     *
+     * @param {any} [infiniteComplete] Infinite scroll complete function. Only used from core-infinite-loading.
+     * @return {Promise<any>} Resolved when done.
+     */
+    loadMore(infiniteComplete?: any): Promise<any> {
+        return this.fetchEntries().finally(() => {
+            infiniteComplete && infiniteComplete();
+        });
+    }
+
+    /**
+     * Refresh blog entries on PTR.
+     *
+     * @param {any}     refresher  Refresher instance.
+     */
+    refresh(refresher?: any): void {
+        this.blogProvider.invalidateEntries(this.filter).finally(() => {
+            this.fetchEntries(true).finally(() => {
+                if (refresher) {
+                    refresher.complete();
+                }
+            });
+        });
+    }
+
+}

src/addon/blog/lang/en.json

@@ -0,0 +1,12 @@
+{
+    "blog": "Blog",
+    "blogentries": "Blog entries",
+    "errorloadentries": "Error loading blog entries.",
+    "linktooriginalentry": "Link to original blog entry",
+    "noentriesyet": "No visible entries here",
+    "publishtonoone": "Yourself (draft)",
+    "publishtosite": "Anyone on this site",
+    "publishtoworld": "Anyone in the world",
+    "showonlyyourentries": "Show only your entries",
+    "siteblogheading": "Site blog"
+}

src/addon/blog/pages/entries/entries.html

@@ -0,0 +1,7 @@
+<ion-header>
+    <ion-navbar core-back-button>
+        <ion-title>{{ title | translate }}</ion-title>
+        <ion-buttons end></ion-buttons>
+    </ion-navbar>
+</ion-header>
+<addon-blog-entries class="core-avoid-header" [courseId]="courseId" [userId]="userId" [cmId]="cmId"></addon-blog-entries>

src/addon/blog/pages/entries/entries.module.ts

@@ -0,0 +1,33 @@
+// (C) Copyright 2015 Martin Dougiamas
+//
+// 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 { IonicPageModule } from 'ionic-angular';
+import { TranslateModule } from '@ngx-translate/core';
+import { CoreDirectivesModule } from '@directives/directives.module';
+import { AddonBlogEntriesPage } from './entries';
+import { AddonBlogComponentsModule } from '../../components/components.module';
+
+@NgModule({
+    declarations: [
+        AddonBlogEntriesPage,
+    ],
+    imports: [
+        CoreDirectivesModule,
+        AddonBlogComponentsModule,
+        IonicPageModule.forChild(AddonBlogEntriesPage),
+        TranslateModule.forChild()
+    ],
+})
+export class AddonBlogEntriesPageModule {}

src/addon/blog/pages/entries/entries.ts

@@ -0,0 +1,43 @@
+// (C) Copyright 2015 Martin Dougiamas
+//
+// 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 } from '@angular/core';
+import { IonicPage, NavParams } from 'ionic-angular';
+
+/**
+ * Page that displays the list of blog entries.
+ */
+@IonicPage({ segment: 'addon-blog-entries' })
+@Component({
+    selector: 'page-addon-blog-entries',
+    templateUrl: 'entries.html',
+})
+export class AddonBlogEntriesPage {
+    userId: number;
+    courseId: number;
+    cmId: number;
+    title: string;
+
+    constructor(params: NavParams) {
+        this.userId = params.get('userId');
+        this.courseId = params.get('courseId');
+        this.cmId = params.get('cmId');
+
+        if (!this.userId && !this.courseId && !this.cmId) {
+            this.title = 'addon.blog.siteblogheading';
+        } else {
+            this.title = 'addon.blog.blogentries';
+        }
+    }
+}

src/addon/blog/providers/blog.ts

@@ -0,0 +1,113 @@
+// (C) Copyright 2015 Martin Dougiamas
+//
+// 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 { CoreLoggerProvider } from '@providers/logger';
+import { CoreSitesProvider } from '@providers/sites';
+import { CoreUtilsProvider } from '@providers/utils/utils';
+
+/**
+ * Service to handle blog entries.
+ */
+@Injectable()
+export class AddonBlogProvider {
+    static ENTRIES_PER_PAGE = 10;
+    static COMPONENT = 'blog';
+    protected ROOT_CACHE_KEY = 'addonBlog:';
+    protected logger;
+
+    constructor(logger: CoreLoggerProvider, protected sitesProvider: CoreSitesProvider, protected utils: CoreUtilsProvider) {
+        this.logger = logger.getInstance('AddonBlogProvider');
+    }
+
+    /**
+     * Returns whether or not the blog plugin is enabled for a certain site.
+     *
+     * This method is called quite often and thus should only perform a quick
+     * check, we should not be calling WS from here.
+     *
+     * @param  {string} [siteId]  Site ID. If not defined, current site.
+     * @return {Promise<boolean>} Promise resolved with true if enabled, resolved with false or rejected otherwise.
+     */
+    isPluginEnabled(siteId?: string): Promise<boolean> {
+        return this.sitesProvider.getSite(siteId).then((site) => {
+            return site.wsAvailable('core_blog_get_entries') &&
+                site.canUseAdvancedFeature('enableblogs');
+        });
+    }
+
+    /**
+     * Get the cache key for the blog entries.
+     *
+     * @param  {any}     [filter]     Filter to apply on search.
+     * @return {string}          Cache key.
+     */
+    getEntriesCacheKey(filter: any = {}): string {
+        return this.ROOT_CACHE_KEY + this.utils.sortAndStringify(filter);
+    }
+
+    /**
+     * Get blog entries.
+     *
+     * @param  {any}     [filter]     Filter to apply on search.
+     * @param  {any}     [page=0]     Page of the blog entries to fetch.
+     * @param  {string}  [siteId]     Site ID. If not defined, current site.
+     * @return {Promise<any>}         Promise to be resolved when the entries are retrieved.
+     */
+    getEntries(filter: any = {}, page: number = 0, siteId?: string): Promise<any> {
+        return this.sitesProvider.getSite(siteId).then((site) => {
+            const data = {
+                filters: this.utils.objectToArrayOfObjects(filter, 'name', 'value'),
+                page: page,
+                perpage: AddonBlogProvider.ENTRIES_PER_PAGE
+            };
+
+            const preSets = {
+                cacheKey: this.getEntriesCacheKey(filter)
+            };
+
+            return site.read('core_blog_get_entries', data, preSets);
+        });
+    }
+
+    /**
+     * Invalidate blog entries WS call.
+     *
+     * @param  {any}     [filter]     Filter to apply on search
+     * @param  {string}  [siteId]     Site ID. If not defined, current site.
+     * @return {Promise<any>}         Promise resolved when data is invalidated.
+     */
+    invalidateEntries(filter: any = {}, siteId?: string): Promise<any> {
+        return this.sitesProvider.getSite(siteId).then((site) => {
+            return site.invalidateWsCacheForKey(this.getEntriesCacheKey(filter));
+        });
+    }
+
+    /**
+     * Trigger the blog_entries_viewed event.
+     *
+     * @param  {any}     [filter]     Filter to apply on search.
+     * @param  {string}  [siteId]     Site ID. If not defined, current site.
+     * @return {Promise<any>}         Promise to be resolved when done.
+     */
+    logView(filter: any = {}, siteId?: string): Promise<any> {
+        return this.sitesProvider.getSite(siteId).then((site) => {
+            const data = {
+                filters: this.utils.objectToArrayOfObjects(filter, 'name', 'value')
+            };
+
+            return site.write('core_blog_view_entries', data);
+        });
+    }
+}

src/addon/blog/providers/course-option-handler.ts

@@ -0,0 +1,120 @@
+// (C) Copyright 2015 Martin Dougiamas
+//
+// 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, Injector } from '@angular/core';
+import { CoreSitesProvider } from '@providers/sites';
+import { CoreFilepoolProvider } from '@providers/filepool';
+import { CoreCourseOptionsHandler, CoreCourseOptionsHandlerData } from '@core/course/providers/options-delegate';
+import { CoreCoursesProvider } from '@core/courses/providers/courses';
+import { CoreCourseProvider } from '@core/course/providers/course';
+import { CoreCourseHelperProvider } from '@core/course/providers/helper';
+import { AddonBlogEntriesComponent } from '../components/entries/entries';
+import { AddonBlogProvider } from './blog';
+
+/**
+ * Course nav handler.
+ */
+@Injectable()
+export class AddonBlogCourseOptionHandler implements CoreCourseOptionsHandler {
+    name = 'AddonBlog';
+    priority = 100;
+
+    constructor(protected coursesProvider: CoreCoursesProvider, protected blogProvider: AddonBlogProvider,
+        protected courseHelper: CoreCourseHelperProvider, protected courseProvider: CoreCourseProvider,
+        protected sitesProvider: CoreSitesProvider, protected filepoolProvider: CoreFilepoolProvider) {}
+
+    /**
+     * Should invalidate the data to determine if the handler is enabled for a certain course.
+     *
+     * @param {number} courseId The course ID.
+     * @param {any} [navOptions] Course navigation options for current user. See CoreCoursesProvider.getUserNavigationOptions.
+     * @param {any} [admOptions] Course admin options for current user. See CoreCoursesProvider.getUserAdministrationOptions.
+     * @return {Promise<any>} Promise resolved when done.
+     */
+    invalidateEnabledForCourse(courseId: number, navOptions?: any, admOptions?: any): Promise<any> {
+        return this.courseProvider.invalidateCourseBlocks(courseId);
+    }
+
+    /**
+     * Check if the handler is enabled on a site level.
+     *
+     * @return {boolean} Whether or not the handler is enabled on a site level.
+     */
+    isEnabled(): boolean | Promise<boolean> {
+        return this.blogProvider.isPluginEnabled();
+    }
+
+    /**
+     * Whether or not the handler is enabled for a certain course.
+     *
+     * @param {number} courseId The course ID.
+     * @param {any} accessData Access type and data. Default, guest, ...
+     * @param {any} [navOptions] Course navigation options for current user. See CoreCoursesProvider.getUserNavigationOptions.
+     * @param {any} [admOptions] Course admin options for current user. See CoreCoursesProvider.getUserAdministrationOptions.
+     * @return {boolean|Promise<boolean>} True or promise resolved with true if enabled.
+     */
+    isEnabledForCourse(courseId: number, accessData: any, navOptions?: any, admOptions?: any): boolean | Promise<boolean> {
+        return this.courseHelper.hasABlockNamed(courseId, 'blog_menu').then((enabled) => {
+            if (enabled && navOptions && typeof navOptions.blogs != 'undefined') {
+                return navOptions.blogs;
+            }
+
+            return enabled;
+        });
+    }
+
+    /**
+     * Returns the data needed to render the handler.
+     *
+     * @param {Injector} injector Injector.
+     * @param {number} courseId The course ID.
+     * @return {CoreCourseOptionsHandlerData|Promise<CoreCourseOptionsHandlerData>} Data or promise resolved with the data.
+     */
+    getDisplayData(injector: Injector, courseId: number): CoreCourseOptionsHandlerData | Promise<CoreCourseOptionsHandlerData> {
+        return {
+            title: 'addon.blog.blog',
+            class: 'addon-blog-handler',
+            component: AddonBlogEntriesComponent
+        };
+    }
+
+    /**
+     * Called when a course is downloaded. It should prefetch all the data to be able to see the addon in offline.
+     *
+     * @param {any} course The course.
+     * @return {Promise<any>} Promise resolved when done.
+     */
+    prefetch(course: any): Promise<any> {
+        const siteId = this.sitesProvider.getCurrentSiteId();
+
+        return this.blogProvider.getEntries({courseid: course.id}).then((result) => {
+            return result.entries.map((entry) => {
+                let files = [];
+
+                if (entry.attachmentfiles && entry.attachmentfiles.length) {
+                    files = entry.attachmentfiles;
+                }
+                if (entry.summaryfiles && entry.summaryfiles.length) {
+                    files = files.concat(entry.summaryfiles);
+                }
+
+                if (files.length > 0) {
+                    return this.filepoolProvider.addFilesToQueue(siteId, files, entry.module, entry.id);
+                }
+
+                return Promise.resolve();
+            });
+        });
+    }
+}

src/addon/blog/providers/mainmenu-handler.ts

@@ -0,0 +1,51 @@
+// (C) Copyright 2015 Martin Dougiamas
+//
+// 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 { AddonBlogProvider } from './blog';
+import { CoreMainMenuHandler, CoreMainMenuHandlerData } from '@core/mainmenu/providers/delegate';
+
+/**
+ * Handler to inject an option into main menu.
+ */
+@Injectable()
+export class AddonBlogMainMenuHandler implements CoreMainMenuHandler {
+    name = 'AddonBlog';
+    priority = 450;
+
+    constructor(private blogProvider: AddonBlogProvider) { }
+
+    /**
+     * Check if the handler is enabled on a site level.
+     *
+     * @return {boolean} Whether or not the handler is enabled on a site level.
+     */
+    isEnabled(): boolean | Promise<boolean> {
+        return this.blogProvider.isPluginEnabled();
+    }
+
+    /**
+     * Returns the data needed to render the handler.
+     *
+     * @return {CoreMainMenuHandlerData} Data needed to render the handler.
+     */
+    getDisplayData(): CoreMainMenuHandlerData {
+        return {
+            icon: 'fa-newspaper-o',
+            title: 'addon.blog.siteblogheading',
+            page: 'AddonBlogEntriesPage',
+            class: 'addon-blog-handler'
+        };
+    }
+}

src/addon/blog/providers/user-handler.ts

@@ -0,0 +1,71 @@
+// (C) Copyright 2015 Martin Dougiamas
+//
+// 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 { CoreUserDelegate, CoreUserProfileHandler, CoreUserProfileHandlerData } from '@core/user/providers/user-delegate';
+import { CoreContentLinksHelperProvider } from '@core/contentlinks/providers/helper';
+import { AddonBlogProvider } from './blog';
+
+/**
+ * Profile item handler.
+ */
+@Injectable()
+export class AddonBlogUserHandler implements CoreUserProfileHandler {
+    name = 'AddonBlog:blogs';
+    priority = 300;
+    type = CoreUserDelegate.TYPE_NEW_PAGE;
+
+    constructor(protected linkHelper: CoreContentLinksHelperProvider, protected blogProvider: AddonBlogProvider) {
+    }
+
+    /**
+     * Whether or not the handler is enabled on a site level.
+     * @return {boolean|Promise<boolean>} Whether or not the handler is enabled on a site level.
+     */
+    isEnabled(): boolean | Promise<boolean> {
+        return this.blogProvider.isPluginEnabled();
+    }
+
+    /**
+     * Check if handler is enabled for this user in this context.
+     *
+     * @param {any} user User to check.
+     * @param {number} courseId Course ID.
+     * @param {any} [navOptions] Course navigation options for current user. See CoreCoursesProvider.getUserNavigationOptions.
+     * @param {any} [admOptions] Course admin options for current user. See CoreCoursesProvider.getUserAdministrationOptions.
+     * @return {boolean|Promise<boolean>} Promise resolved with true if enabled, resolved with false otherwise.
+     */
+    isEnabledForUser(user: any, courseId: number, navOptions?: any, admOptions?: any): boolean | Promise<boolean> {
+        return true;
+    }
+
+    /**
+     * Returns the data needed to render the handler.
+     *
+     * @return {CoreUserProfileHandlerData} Data needed to render the handler.
+     */
+    getDisplayData(user: any, courseId: number): CoreUserProfileHandlerData {
+        return {
+            icon: 'fa-newspaper-o',
+            title: 'addon.blog.blogentries',
+            class: 'addon-blog-handler',
+            action: (event, navCtrl, user, courseId): void => {
+                event.preventDefault();
+                event.stopPropagation();
+                // Always use redirect to make it the new history root (to avoid "loops" in history).
+                this.linkHelper.goInSite(navCtrl, 'AddonBlogEntriesPage', { userId: user.id, courseId: courseId });
+            }
+        };
+    }
+}

src/addon/mod/assign/components/index/addon-mod-assign-index.html

@@ -3,6 +3,7 @@
     <core-context-menu>
         <core-context-menu-item *ngIf="externalUrl" [priority]="900" [content]="'core.openinbrowser' | translate" [href]="externalUrl" [iconAction]="'open'"></core-context-menu-item>
         <core-context-menu-item *ngIf="assign && (description || (assign.introattachments && assign.introattachments.length))" [priority]="800" [content]="'core.moduleintro' | translate" (action)="expandDescription()" [iconAction]="'arrow-forward'"></core-context-menu-item>
+        <core-context-menu-item *ngIf="blog" [priority]="750" content="{{'addon.blog.blog' | translate}}" [iconAction]="'fa-newspaper-o'" (action)="gotoBlog($event)"></core-context-menu-item>
         <core-context-menu-item *ngIf="loaded && !hasOffline && 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()" [iconAction]="prefetchStatusIcon" [closeOnClick]="false"></core-context-menu-item>

src/addon/mod/book/components/index/addon-mod-book-index.html

@@ -6,6 +6,7 @@
     <core-context-menu>
         <core-context-menu-item *ngIf="externalUrl" [priority]="900" [content]="'core.openinbrowser' | translate" [href]="externalUrl" [iconAction]="'open'"></core-context-menu-item>
         <core-context-menu-item *ngIf="description" [priority]="800" [content]="'core.moduleintro' | translate" (action)="expandDescription()" [iconAction]="'arrow-forward'"></core-context-menu-item>
+        <core-context-menu-item *ngIf="blog" [priority]="750" content="{{'addon.blog.blog' | translate}}" [iconAction]="'fa-newspaper-o'" (action)="gotoBlog($event)"></core-context-menu-item>
         <core-context-menu-item [priority]="700" [content]="'core.refresh' | translate" (action)="doRefresh(null, $event)" [iconAction]="refreshIcon" [closeOnClick]="false"></core-context-menu-item>
         <core-context-menu-item *ngIf="prefetchStatusIcon" [priority]="600" [content]="prefetchText" (action)="prefetch()" [iconAction]="prefetchStatusIcon" [closeOnClick]="false"></core-context-menu-item>
         <core-context-menu-item *ngIf="size" [priority]="500" [content]="size" [iconDescription]="'cube'" (action)="removeFiles()" [iconAction]="'trash'"></core-context-menu-item>

src/addon/mod/chat/components/index/addon-mod-chat-index.html

@@ -3,6 +3,7 @@
     <core-context-menu>
         <core-context-menu-item *ngIf="externalUrl" [priority]="900" [content]="'core.openinbrowser' | translate" [href]="externalUrl" [iconAction]="'open'"></core-context-menu-item>
         <core-context-menu-item *ngIf="description" [priority]="800" [content]="'core.moduleintro' | translate" (action)="expandDescription()" [iconAction]="'arrow-forward'"></core-context-menu-item>
+        <core-context-menu-item *ngIf="blog" [priority]="750" content="{{'addon.blog.blog' | translate}}" [iconAction]="'fa-newspaper-o'" (action)="gotoBlog($event)"></core-context-menu-item>
         <core-context-menu-item *ngIf="loaded && !hasOffline && isOnline" [priority]="700" [content]="'core.refresh' | translate" (action)="doRefresh(null, $event)" [iconAction]="refreshIcon" [closeOnClick]="false"></core-context-menu-item>
     </core-context-menu>
 </core-navbar-buttons>

src/addon/mod/chat/components/index/index.ts

@@ -35,7 +35,7 @@ export class AddonModChatIndexComponent extends CoreCourseModuleMainActivityComp
     protected title: string;
 
     constructor(injector: Injector, private chatProvider: AddonModChatProvider, private timeUtils: CoreTimeUtilsProvider,
-            private navCtrl: NavController) {
+            protected navCtrl: NavController) {
         super(injector);
     }
 

src/addon/mod/choice/components/index/addon-mod-choice-index.html

@@ -3,6 +3,7 @@
     <core-context-menu>
         <core-context-menu-item *ngIf="externalUrl" [priority]="900" [content]="'core.openinbrowser' | translate" [href]="externalUrl" [iconAction]="'open'"></core-context-menu-item>
         <core-context-menu-item *ngIf="description" [priority]="800" [content]="'core.moduleintro' | translate" (action)="expandDescription()" [iconAction]="'arrow-forward'"></core-context-menu-item>
+        <core-context-menu-item *ngIf="blog" [priority]="750" content="{{'addon.blog.blog' | translate}}" [iconAction]="'fa-newspaper-o'" (action)="gotoBlog($event)"></core-context-menu-item>
         <core-context-menu-item *ngIf="loaded && !hasOffline && 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()" [iconAction]="prefetchStatusIcon" [closeOnClick]="false"></core-context-menu-item>

src/addon/mod/data/components/index/addon-mod-data-index.html

@@ -6,6 +6,7 @@
     <core-context-menu>
         <core-context-menu-item *ngIf="externalUrl" [priority]="900" [content]="'core.openinbrowser' | translate" [href]="externalUrl" [iconAction]="'open'"></core-context-menu-item>
         <core-context-menu-item *ngIf="description" [priority]="800" [content]="'core.moduleintro' | translate" (action)="expandDescription()" [iconAction]="'arrow-forward'"></core-context-menu-item>
+        <core-context-menu-item *ngIf="blog" [priority]="750" content="{{'addon.blog.blog' | translate}}" [iconAction]="'fa-newspaper-o'" (action)="gotoBlog($event)"></core-context-menu-item>
         <core-context-menu-item *ngIf="loaded && !hasOffline && 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, $event, true)" [iconAction]="syncIcon" [closeOnClick]="false"></core-context-menu-item>
         <core-context-menu-item [priority]="500" *ngIf="canAdd" [content]="'addon.mod_data.addentries' | translate" [iconAction]="'add'" (action)="gotoAddEntries($event)"></core-context-menu-item>

src/addon/mod/feedback/components/index/addon-mod-feedback-index.html

@@ -3,6 +3,7 @@
     <core-context-menu>
         <core-context-menu-item *ngIf="externalUrl" [priority]="900" [content]="'core.openinbrowser' | translate" [href]="externalUrl" [iconAction]="'open'"></core-context-menu-item>
         <core-context-menu-item *ngIf="description" [priority]="800" [content]="'core.moduleintro' | translate" (action)="expandDescription()" [iconAction]="'arrow-forward'"></core-context-menu-item>
+        <core-context-menu-item *ngIf="blog" [priority]="750" content="{{'addon.blog.blog' | translate}}" [iconAction]="'fa-newspaper-o'" (action)="gotoBlog($event)"></core-context-menu-item>
         <core-context-menu-item *ngIf="loaded && !hasOffline && 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()" [iconAction]="prefetchStatusIcon" [closeOnClick]="false"></core-context-menu-item>

src/addon/mod/feedback/components/index/index.ts

@@ -70,7 +70,7 @@ export class AddonModFeedbackIndexComponent extends CoreCourseModuleMainActivity
 
     constructor(injector: Injector, private feedbackProvider: AddonModFeedbackProvider, @Optional() content: Content,
             private feedbackOffline: AddonModFeedbackOfflineProvider, private groupsProvider: CoreGroupsProvider,
-            private feedbackSync: AddonModFeedbackSyncProvider, private navCtrl: NavController,
+            private feedbackSync: AddonModFeedbackSyncProvider, protected navCtrl: NavController,
             private feedbackHelper: AddonModFeedbackHelperProvider, private timeUtils: CoreTimeUtilsProvider) {
         super(injector, content);
 

src/addon/mod/folder/components/index/addon-mod-folder-index.html

@@ -3,6 +3,7 @@
     <core-context-menu>
         <core-context-menu-item *ngIf="externalUrl" [priority]="900" [content]="'core.openinbrowser' | translate" [href]="externalUrl" [iconAction]="'open'"></core-context-menu-item>
         <core-context-menu-item *ngIf="description" [priority]="800" [content]="'core.moduleintro' | translate" (action)="expandDescription()" [iconAction]="'arrow-forward'"></core-context-menu-item>
+        <core-context-menu-item *ngIf="blog" [priority]="750" content="{{'addon.blog.blog' | translate}}" [iconAction]="'fa-newspaper-o'" (action)="gotoBlog($event)"></core-context-menu-item>
         <core-context-menu-item [priority]="700" [content]="'core.refresh' | translate" (action)="doRefresh(null, $event)" [iconAction]="refreshIcon" [closeOnClick]="false"></core-context-menu-item>
         <core-context-menu-item *ngIf="prefetchStatusIcon" [priority]="600" [content]="prefetchText" (action)="prefetch()" [iconAction]="prefetchStatusIcon" [closeOnClick]="false"></core-context-menu-item>
         <core-context-menu-item *ngIf="size" [priority]="500" [content]="size" [iconDescription]="'cube'" (action)="removeFiles()" [iconAction]="'trash'"></core-context-menu-item>

src/addon/mod/forum/components/index/addon-mod-forum-index.html

@@ -3,6 +3,7 @@
     <core-context-menu>
         <core-context-menu-item *ngIf="externalUrl" [priority]="900" [content]="'core.openinbrowser' | translate" [href]="externalUrl" [iconAction]="'open'"></core-context-menu-item>
         <core-context-menu-item *ngIf="description" [priority]="800" [content]="'core.moduleintro' | translate" (action)="expandDescription()" [iconAction]="'arrow-forward'"></core-context-menu-item>
+        <core-context-menu-item *ngIf="blog" [priority]="750" content="{{'addon.blog.blog' | translate}}" [iconAction]="'fa-newspaper-o'" (action)="gotoBlog($event)"></core-context-menu-item>
         <core-context-menu-item *ngIf="loaded && !hasOffline && isOnline" [priority]="700" [content]="'addon.mod_forum.refreshdiscussions' | 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()" [iconAction]="prefetchStatusIcon" [closeOnClick]="false"></core-context-menu-item>

src/addon/mod/glossary/components/index/addon-mod-glossary-index.html

@@ -6,6 +6,7 @@
     <core-context-menu>
         <core-context-menu-item *ngIf="externalUrl" [priority]="900" [content]="'core.openinbrowser' | translate" [href]="externalUrl" [iconAction]="'open'"></core-context-menu-item>
         <core-context-menu-item *ngIf="description" [priority]="800" [content]="'core.moduleintro' | translate" (action)="expandDescription()" [iconAction]="'arrow-forward'"></core-context-menu-item>
+        <core-context-menu-item *ngIf="blog" [priority]="750" content="{{'addon.blog.blog' | translate}}" [iconAction]="'fa-newspaper-o'" (action)="gotoBlog($event)"></core-context-menu-item>
         <core-context-menu-item *ngIf="loaded && !hasOffline && 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]="650" [content]="'core.settings.synchronizenow' | translate" (action)="doRefresh(null, $event, true)" [iconAction]="syncIcon" [closeOnClick]="false"></core-context-menu-item>
         <core-context-menu-item *ngIf="canAdd" [priority]="600" [content]="'addon.mod_glossary.addentry' | translate" (action)="openNewEntry()" iconAction="add"></core-context-menu-item>

src/addon/mod/imscp/components/index/addon-mod-imscp-index.html

@@ -6,6 +6,7 @@
     <core-context-menu>
         <core-context-menu-item *ngIf="externalUrl" [priority]="900" [content]="'core.openinbrowser' | translate" [href]="externalUrl" [iconAction]="'open'"></core-context-menu-item>
         <core-context-menu-item *ngIf="description" [priority]="800" [content]="'core.moduleintro' | translate" (action)="expandDescription()" [iconAction]="'arrow-forward'"></core-context-menu-item>
+        <core-context-menu-item *ngIf="blog" [priority]="750" content="{{'addon.blog.blog' | translate}}" [iconAction]="'fa-newspaper-o'" (action)="gotoBlog($event)"></core-context-menu-item>
         <core-context-menu-item [priority]="700" [content]="'core.refresh' | translate" (action)="doRefresh(null, $event)" [iconAction]="refreshIcon" [closeOnClick]="false"></core-context-menu-item>
         <core-context-menu-item *ngIf="prefetchStatusIcon" [priority]="600" [content]="prefetchText" (action)="prefetch()" [iconAction]="prefetchStatusIcon" [closeOnClick]="false"></core-context-menu-item>
         <core-context-menu-item *ngIf="size" [priority]="500" [content]="size" [iconDescription]="'cube'" (action)="removeFiles()" [iconAction]="'trash'"></core-context-menu-item>

src/addon/mod/lesson/components/index/addon-mod-lesson-index.html

@@ -3,6 +3,7 @@
     <core-context-menu>
         <core-context-menu-item *ngIf="externalUrl" [priority]="900" [content]="'core.openinbrowser' | translate" [href]="externalUrl" [iconAction]="'open'"></core-context-menu-item>
         <core-context-menu-item *ngIf="description" [priority]="800" [content]="'core.moduleintro' | translate" (action)="expandDescription()" [iconAction]="'arrow-forward'"></core-context-menu-item>
+        <core-context-menu-item *ngIf="blog" [priority]="750" content="{{'addon.blog.blog' | translate}}" [iconAction]="'fa-newspaper-o'" (action)="gotoBlog($event)"></core-context-menu-item>
         <core-context-menu-item *ngIf="loaded && !hasOffline && 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()" [iconAction]="prefetchStatusIcon" [closeOnClick]="false"></core-context-menu-item>

src/addon/mod/lti/components/index/addon-mod-lti-index.html

@@ -3,6 +3,7 @@
     <core-context-menu>
         <core-context-menu-item *ngIf="externalUrl" [priority]="900" [content]="'core.openinbrowser' | translate" [href]="externalUrl" [iconAction]="'open'"></core-context-menu-item>
         <core-context-menu-item *ngIf="description" [priority]="800" [content]="'core.moduleintro' | translate" (action)="expandDescription()" [iconAction]="'arrow-forward'"></core-context-menu-item>
+        <core-context-menu-item *ngIf="blog" [priority]="750" content="{{'addon.blog.blog' | translate}}" [iconAction]="'fa-newspaper-o'" (action)="gotoBlog($event)"></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>
 </core-navbar-buttons>

src/addon/mod/page/components/index/addon-mod-page-index.html

@@ -3,6 +3,7 @@
     <core-context-menu>
         <core-context-menu-item *ngIf="externalUrl" [priority]="900" [content]="'core.openinbrowser' | translate" [href]="externalUrl" [iconAction]="'open'"></core-context-menu-item>
         <core-context-menu-item *ngIf="description" [priority]="800" [content]="'core.moduleintro' | translate" (action)="expandDescription()" [iconAction]="'arrow-forward'"></core-context-menu-item>
+        <core-context-menu-item *ngIf="blog" [priority]="750" content="{{'addon.blog.blog' | translate}}" [iconAction]="'fa-newspaper-o'" (action)="gotoBlog($event)"></core-context-menu-item>
         <core-context-menu-item [priority]="700" [content]="'core.refresh' | translate" (action)="doRefresh(null, $event)" [iconAction]="refreshIcon" [closeOnClick]="false"></core-context-menu-item>
         <core-context-menu-item *ngIf="prefetchStatusIcon" [priority]="600" [content]="prefetchText" (action)="prefetch()" [iconAction]="prefetchStatusIcon" [closeOnClick]="false"></core-context-menu-item>
         <core-context-menu-item *ngIf="size" [priority]="500" [content]="size" [iconDescription]="'cube'" (action)="removeFiles()" [iconAction]="'trash'"></core-context-menu-item>

src/addon/mod/quiz/components/index/addon-mod-quiz-index.html

@@ -3,6 +3,7 @@
     <core-context-menu>
         <core-context-menu-item *ngIf="externalUrl" [priority]="900" [content]="'core.openinbrowser' | translate" [href]="externalUrl" [iconAction]="'open'"></core-context-menu-item>
         <core-context-menu-item *ngIf="description" [priority]="800" [content]="'core.moduleintro' | translate" (action)="expandDescription()" [iconAction]="'arrow-forward'"></core-context-menu-item>
+        <core-context-menu-item *ngIf="blog" [priority]="750" content="{{'addon.blog.blog' | translate}}" [iconAction]="'fa-newspaper-o'" (action)="gotoBlog($event)"></core-context-menu-item>
         <core-context-menu-item *ngIf="loaded && !hasOffline && 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()" [iconAction]="prefetchStatusIcon" [closeOnClick]="false"></core-context-menu-item>

src/addon/mod/resource/components/index/addon-mod-resource-index.html

@@ -3,6 +3,7 @@
     <core-context-menu>
         <core-context-menu-item *ngIf="externalUrl" [priority]="900" [content]="'core.openinbrowser' | translate" [href]="externalUrl" [iconAction]="'open'"></core-context-menu-item>
         <core-context-menu-item *ngIf="description" [priority]="800" [content]="'core.moduleintro' | translate" (action)="expandDescription()" [iconAction]="'arrow-forward'"></core-context-menu-item>
+        <core-context-menu-item *ngIf="blog" [priority]="750" content="{{'addon.blog.blog' | translate}}" [iconAction]="'fa-newspaper-o'" (action)="gotoBlog($event)"></core-context-menu-item>
         <core-context-menu-item [priority]="700" [content]="'core.refresh' | translate" (action)="doRefresh(null, $event)" [iconAction]="refreshIcon" [closeOnClick]="false"></core-context-menu-item>
         <core-context-menu-item *ngIf="prefetchStatusIcon" [priority]="600" [content]="prefetchText" (action)="prefetch()" [iconAction]="prefetchStatusIcon" [closeOnClick]="false"></core-context-menu-item>
         <core-context-menu-item *ngIf="size" [priority]="500" [content]="size" [iconDescription]="'cube'" (action)="removeFiles()" [iconAction]="'trash'"></core-context-menu-item>

src/addon/mod/scorm/components/index/addon-mod-scorm-index.html

@@ -3,6 +3,7 @@
     <core-context-menu>
         <core-context-menu-item *ngIf="externalUrl" [priority]="900" [content]="'core.openinbrowser' | translate" [href]="externalUrl" [iconAction]="'open'"></core-context-menu-item>
         <core-context-menu-item *ngIf="description" [priority]="800" [content]="'core.moduleintro' | translate" (action)="expandDescription()" [iconAction]="'arrow-forward'"></core-context-menu-item>
+        <core-context-menu-item *ngIf="blog" [priority]="750" content="{{'addon.blog.blog' | translate}}" [iconAction]="'fa-newspaper-o'" (action)="gotoBlog($event)"></core-context-menu-item>
         <core-context-menu-item *ngIf="loaded && !hasOffline && 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()" [iconAction]="prefetchStatusIcon" [closeOnClick]="false"></core-context-menu-item>

src/addon/mod/survey/components/index/addon-mod-survey-index.html

@@ -3,6 +3,7 @@
     <core-context-menu>
         <core-context-menu-item *ngIf="externalUrl" [priority]="900" [content]="'core.openinbrowser' | translate" [href]="externalUrl" [iconAction]="'open'"></core-context-menu-item>
         <core-context-menu-item *ngIf="description" [priority]="800" [content]="'core.moduleintro' | translate" (action)="expandDescription()" [iconAction]="'arrow-forward'"></core-context-menu-item>
+        <core-context-menu-item *ngIf="blog" [priority]="750" content="{{'addon.blog.blog' | translate}}" [iconAction]="'fa-newspaper-o'" (action)="gotoBlog($event)"></core-context-menu-item>
         <core-context-menu-item *ngIf="loaded && !hasOffline && 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()" [iconAction]="prefetchStatusIcon" [closeOnClick]="false"></core-context-menu-item>

src/addon/mod/url/components/index/addon-mod-url-index.html

@@ -3,6 +3,7 @@
     <core-context-menu>
         <core-context-menu-item *ngIf="externalUrl" [priority]="900" [content]="'core.openinbrowser' | translate" [href]="externalUrl" [iconAction]="'open'"></core-context-menu-item>
         <core-context-menu-item *ngIf="description" [priority]="800" [content]="'core.moduleintro' | translate" (action)="expandDescription()" [iconAction]="'arrow-forward'"></core-context-menu-item>
+        <core-context-menu-item *ngIf="blog" [priority]="750" content="{{'addon.blog.blog' | translate}}" [iconAction]="'fa-newspaper-o'" (action)="gotoBlog($event)"></core-context-menu-item>
         <core-context-menu-item [priority]="700" [content]="'core.refresh' | translate" (action)="doRefresh(null, $event)" [iconAction]="refreshIcon" [closeOnClick]="false"></core-context-menu-item>
     </core-context-menu>
 </core-navbar-buttons>

src/addon/mod/wiki/components/index/addon-mod-wiki-index.html

@@ -13,6 +13,7 @@
     <core-context-menu>
         <core-context-menu-item *ngIf="externalUrl" [priority]="900" [content]="'core.openinbrowser' | translate" [href]="externalUrl" [iconAction]="'open'"></core-context-menu-item>
         <core-context-menu-item *ngIf="description" [priority]="800" [content]="'core.moduleintro' | translate" (action)="expandDescription()" [iconAction]="'arrow-forward'"></core-context-menu-item>
+        <core-context-menu-item *ngIf="blog" [priority]="750" content="{{'addon.blog.blog' | translate}}" [iconAction]="'fa-newspaper-o'" (action)="gotoBlog($event)"></core-context-menu-item>
         <core-context-menu-item *ngIf="loaded && !hasOffline && isOnline && !pageIsOffline" [priority]="700" [content]="'core.refresh' | translate" (action)="doRefresh(null, $event)" [iconAction]="refreshIcon" [closeOnClick]="false"></core-context-menu-item>
         <core-context-menu-item *ngIf="loaded && isOnline && (hasOffline || pageIsOffline)"  [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="canEdit && (isOnline || pageIsOffline)" [priority]="590" [content]="'core.edit' | translate" iconAction="create" (action)="goToEditPage()"></core-context-menu-item>

src/addon/mod/workshop/components/index/addon-mod-workshop-index.html

@@ -3,6 +3,7 @@
     <core-context-menu>
         <core-context-menu-item *ngIf="externalUrl" [priority]="900" [content]="'core.openinbrowser' | translate" [href]="externalUrl" [iconAction]="'open'"></core-context-menu-item>
         <core-context-menu-item *ngIf="description" [priority]="800" [content]="'core.moduleintro' | translate" (action)="expandDescription()" [iconAction]="'arrow-forward'"></core-context-menu-item>
+        <core-context-menu-item *ngIf="blog" [priority]="750" content="{{'addon.blog.blog' | translate}}" [iconAction]="'fa-newspaper-o'" (action)="gotoBlog($event)"></core-context-menu-item>
         <core-context-menu-item *ngIf="loaded && !hasOffline && 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()" [iconAction]="prefetchStatusIcon" [closeOnClick]="false"></core-context-menu-item>

src/addon/mod/workshop/components/index/index.ts

@@ -67,7 +67,7 @@ export class AddonModWorkshopIndexComponent extends CoreCourseModuleMainActivity
 
     constructor(injector: Injector, private workshopProvider: AddonModWorkshopProvider, @Optional() content: Content,
             private workshopOffline: AddonModWorkshopOfflineProvider, private groupsProvider: CoreGroupsProvider,
-            private navCtrl: NavController, private modalCtrl: ModalController, private utils: CoreUtilsProvider,
+            protected navCtrl: NavController, private modalCtrl: ModalController, private utils: CoreUtilsProvider,
             platform: Platform, private workshopHelper: AddonModWorkshopHelperProvider,
             private workshopSync: AddonModWorkshopSyncProvider) {
         super(injector, content);

src/addon/notes/providers/user-handler.ts

@@ -79,7 +79,7 @@ export class AddonNotesUserHandler implements CoreUserProfileHandler {
             return this.noteEnabledCache[courseId];
         }
 
-        return this.notesProvider.isPluginAddNoteEnabledForCourse(courseId).then((enabled) => {
+        return this.notesProvider.isPluginViewNotesEnabledForCourse(courseId).then((enabled) => {
             this.noteEnabledCache[courseId] = enabled;
 
             return enabled;

src/app/app.module.ts

@@ -81,6 +81,7 @@ import { CoreBlockModule } from '@core/block/block.module';
 
 // Addon modules.
 import { AddonBadgesModule } from '@addon/badges/badges.module';
+import { AddonBlogModule } from '@addon/blog/blog.module';
 import { AddonCalendarModule } from '@addon/calendar/calendar.module';
 import { AddonCompetencyModule } from '@addon/competency/competency.module';
 import { AddonCourseCompletionModule } from '@addon/coursecompletion/coursecompletion.module';
@@ -198,6 +199,7 @@ export const CORE_PROVIDERS: any[] = [
         CoreCommentsModule,
         CoreBlockModule,
         AddonBadgesModule,
+        AddonBlogModule,
         AddonCalendarModule,
         AddonCompetencyModule,
         AddonCourseCompletionModule,

src/app/app.scss

@@ -990,7 +990,9 @@ details summary {
   pointer-events: auto;
 }
 
-.icon.fa-graduation-cap{
+.icon.fa-graduation-cap,
+.item > .icon.fa,
+.item-inner > .icon.fa {
     font-size: 21px;
     width: 21px;
     line-height: 28px;

src/assets/lang/en.json

@@ -56,6 +56,16 @@
     "addon.block_timeline.pluginname": "Timeline",
     "addon.block_timeline.sortbycourses": "Sort by courses",
     "addon.block_timeline.sortbydates": "Sort by dates",
+    "addon.blog.blog": "Blog",
+    "addon.blog.blogentries": "Blog entries",
+    "addon.blog.errorloadentries": "Error loading blog entries.",
+    "addon.blog.linktooriginalentry": "Link to original blog entry",
+    "addon.blog.noentriesyet": "No visible entries here",
+    "addon.blog.publishtonoone": "Yourself (draft)",
+    "addon.blog.publishtosite": "Anyone on this site",
+    "addon.blog.publishtoworld": "Anyone in the world",
+    "addon.blog.showonlyyourentries": "Show only your entries",
+    "addon.blog.siteblogheading": "Site blog",
     "addon.calendar.calendar": "Calendar",
     "addon.calendar.calendarevents": "Calendar events",
     "addon.calendar.defaultnotificationtime": "Default notification time",

src/core/course/classes/main-resource-component.ts

@@ -13,6 +13,7 @@
 // limitations under the License.
 
 import { OnInit, OnDestroy, Input, Output, EventEmitter, Injector } from '@angular/core';
+import { NavController } from 'ionic-angular';
 import { TranslateService } from '@ngx-translate/core';
 import { CoreLoggerProvider } from '@providers/logger';
 import { CoreDomUtilsProvider } from '@providers/utils/dom';
@@ -20,6 +21,8 @@ import { CoreTextUtilsProvider } from '@providers/utils/text';
 import { CoreCourseHelperProvider } from '@core/course/providers/helper';
 import { CoreCourseModuleMainComponent, CoreCourseModuleDelegate } from '@core/course/providers/module-delegate';
 import { CoreCourseSectionPage } from '@core/course/pages/section/section.ts';
+import { CoreContentLinksHelperProvider } from '@core/contentlinks/providers/helper';
+import { AddonBlogProvider } from '@addon/blog/providers/blog';
 
 /**
  * Template class to easily create CoreCourseModuleMainComponent of resources (or activities without syncing).
@@ -32,6 +35,7 @@ export class CoreCourseModuleMainResourceComponent implements OnInit, OnDestroy,
     loaded: boolean; // If the component has been loaded.
     component: string; // Component name.
     componentId: number; // Component ID.
+    blog: boolean; // If blog is avalaible.
 
     // Data for context menu.
     externalUrl: string; // External URL to open in browser.
@@ -54,6 +58,9 @@ export class CoreCourseModuleMainResourceComponent implements OnInit, OnDestroy,
     protected domUtils: CoreDomUtilsProvider;
     protected moduleDelegate: CoreCourseModuleDelegate;
     protected courseSectionPage: CoreCourseSectionPage;
+    protected linkHelper: CoreContentLinksHelperProvider;
+    protected navCtrl: NavController;
+    protected blogProvider: AddonBlogProvider;
 
     protected logger;
 
@@ -64,6 +71,9 @@ export class CoreCourseModuleMainResourceComponent implements OnInit, OnDestroy,
         this.domUtils = injector.get(CoreDomUtilsProvider);
         this.moduleDelegate = injector.get(CoreCourseModuleDelegate);
         this.courseSectionPage = injector.get(CoreCourseSectionPage, null);
+        this.linkHelper = injector.get(CoreContentLinksHelperProvider);
+        this.navCtrl = injector.get(NavController, null);
+        this.blogProvider = injector.get(AddonBlogProvider, null);
         this.dataRetrieved = new EventEmitter();
 
         const loggerProvider = injector.get(CoreLoggerProvider);
@@ -79,6 +89,9 @@ export class CoreCourseModuleMainResourceComponent implements OnInit, OnDestroy,
         this.externalUrl = this.module.url;
         this.loaded = false;
         this.refreshIcon = 'spinner';
+        this.blogProvider.isPluginEnabled().then((enabled) => {
+            this.blog = enabled;
+        });
     }
 
     /**
@@ -216,6 +229,16 @@ export class CoreCourseModuleMainResourceComponent implements OnInit, OnDestroy,
         this.textUtils.expandText(this.translate.instant('core.description'), this.description, this.component, this.module.id);
     }
 
+    /**
+     * Go to blog posts.
+     *
+     * @param {any} event Event.
+     */
+    gotoBlog(event: any): void {
+        // Always use redirect to make it the new history root (to avoid "loops" in history).
+        this.linkHelper.goInSite(this.navCtrl, 'AddonBlogEntriesPage', { cmId: this.module.id });
+    }
+
     /**
      * Prefetch the module.
      */

src/core/course/providers/helper.ts

@@ -753,6 +753,25 @@ export class CoreCourseHelperProvider {
         });
     }
 
+    /**
+     * Check if the course has a block with that name.
+     *
+     * @param {number} courseId Course ID.
+     * @param {string} name     Block name to search.
+     * @param {string} [siteId] Site ID. If not defined, current site.
+     * @return {Promise<boolean>} Promise resolved with true if the block exists or false otherwise.
+     * @since 3.3
+     */
+    hasABlockNamed(courseId: number, name: string, siteId?: string): Promise<boolean> {
+        return this.courseProvider.getCourseBlocks(courseId, siteId).then((blocks) => {
+            return blocks.some((block) => {
+                return block.name == name;
+            });
+        }).catch(() => {
+            return false;
+        });
+    }
+
     /**
      * Initialize the prefetch icon for selected courses.
      *