MOBILE-2201 blog: Tag area handler for blog posts

scripts/langindex.json

@@ -1797,6 +1797,7 @@
   "core.tablet": "local_moodlemobileapp",
   "core.tag.tagarea_course": "moodle",
   "core.tag.tagarea_course_modules": "moodle",
+  "core.tag.tagarea_post": "moodle",
   "core.tag.tags": "moodle",
   "core.teachers": "moodle",
   "core.thereisdatatosync": "local_moodlemobileapp",

src/addon/blog/blog.module.ts

@@ -17,12 +17,14 @@ import { CoreMainMenuDelegate } from '@core/mainmenu/providers/delegate';
 import { CoreUserDelegate } from '@core/user/providers/user-delegate';
 import { CoreCourseOptionsDelegate } from '@core/course/providers/options-delegate';
 import { CoreContentLinksDelegate } from '@core/contentlinks/providers/delegate';
+import { CoreTagAreaDelegate } from '@core/tag/providers/area-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';
 import { AddonBlogIndexLinkHandler } from './providers/index-link-handler';
+import { AddonBlogTagAreaHandler } from './providers/tag-area-handler';
 
 @NgModule({
     declarations: [
@@ -35,17 +37,20 @@ import { AddonBlogIndexLinkHandler } from './providers/index-link-handler';
         AddonBlogMainMenuHandler,
         AddonBlogUserHandler,
         AddonBlogCourseOptionHandler,
-        AddonBlogIndexLinkHandler
+        AddonBlogIndexLinkHandler,
+        AddonBlogTagAreaHandler
     ]
 })
 export class AddonBlogModule {
     constructor(mainMenuDelegate: CoreMainMenuDelegate, menuHandler: AddonBlogMainMenuHandler,
             userHandler: AddonBlogUserHandler, userDelegate: CoreUserDelegate,
             courseOptionHandler: AddonBlogCourseOptionHandler, courseOptionsDelegate: CoreCourseOptionsDelegate,
-            linkHandler: AddonBlogIndexLinkHandler, contentLinksDelegate: CoreContentLinksDelegate) {
+            linkHandler: AddonBlogIndexLinkHandler, contentLinksDelegate: CoreContentLinksDelegate,
+            tagAreaDelegate: CoreTagAreaDelegate, tagAreaHandler: AddonBlogTagAreaHandler) {
         mainMenuDelegate.registerHandler(menuHandler);
         userDelegate.registerHandler(userHandler);
         courseOptionsDelegate.registerHandler(courseOptionHandler);
         contentLinksDelegate.registerHandler(linkHandler);
+        tagAreaDelegate.registerHandler(tagAreaHandler);
     }
 }

src/addon/blog/providers/tag-area-handler.ts

@@ -0,0 +1,58 @@
+// (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 { CoreTagAreaHandler } from '@core/tag/providers/area-delegate';
+import { CoreTagHelperProvider } from '@core/tag/providers/helper';
+import { CoreTagFeedComponent } from '@core/tag/components/feed/feed';
+import { AddonBlogProvider } from './blog';
+
+/**
+ * Handler to support tags.
+ */
+@Injectable()
+export class AddonBlogTagAreaHandler implements CoreTagAreaHandler {
+    name = 'AddonBlogTagAreaHandler';
+    type = 'core/post';
+
+    constructor(private tagHelper: CoreTagHelperProvider, private 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();
+    }
+
+    /**
+     * Parses the rendered content of a tag index and returns the items.
+     *
+     * @param {string} content Rendered content.
+     * @return {any[]|Promise<any[]>} Area items (or promise resolved with the items).
+     */
+    parseContent(content: string): any[] | Promise<any[]> {
+        return this.tagHelper.parseFeedContent(content);
+    }
+
+    /**
+     * Get the component to use to display items.
+     *
+     * @param {Injector} injector Injector.
+     * @return {any|Promise<any>} The component (or promise resolved with component) to use, undefined if not found.
+     */
+    getComponent(injector: Injector): any | Promise<any> {
+        return CoreTagFeedComponent;
+    }
+}

src/assets/lang/en.json

@@ -1797,6 +1797,7 @@
     "core.tablet": "Tablet",
     "core.tag.tagarea_course": "Courses",
     "core.tag.tagarea_course_modules": "Activities and resources",
+    "core.tag.tagarea_post": "Blog posts",
     "core.tag.tags": "Tags",
     "core.teachers": "Teachers",
     "core.thereisdatatosync": "There are offline {{$a}} to be synchronised.",

src/core/tag/lang/en.json

@@ -1,5 +1,6 @@
 {
     "tagarea_course": "Courses",
     "tagarea_course_modules": "Activities and resources",
+    "tagarea_post": "Blog posts",
     "tags": "Tags"
 }