MOBILE-3320 sites: Create sites factory

src/core/features/pushnotifications/services/pushnotifications.ts

@@ -40,6 +40,7 @@ import {
 } from './database/pushnotifications';
 import { CoreError } from '@classes/errors/error';
 import { CoreWSExternalWarning } from '@services/ws';
+import { CoreSitesFactory } from '@services/sites-factory';
 
 /**
  * Service to handle push notifications.
@@ -751,7 +752,7 @@ export class CorePushNotificationsProvider {
 
         await Promise.all(results.map(async (result) => {
             // Create a temporary site to unregister.
-            const tmpSite = new CoreSite(
+            const tmpSite = CoreSitesFactory.makeSite(
                 result.siteid,
                 result.siteurl,
                 result.token,

src/core/services/sites-factory.ts

@@ -0,0 +1,52 @@
+// (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 { CoreSite, CoreSiteConfig, CoreSiteInfo } from '@classes/site';
+import { makeSingleton } from '@singletons';
+
+/*
+ * Provider to create sites instances.
+*/
+@Injectable({ providedIn: 'root' })
+export class CoreSitesFactoryService {
+
+    /**
+     * Make a site object.
+     *
+     * @param id Site ID.
+     * @param siteUrl Site URL.
+     * @param token Site's WS token.
+     * @param info Site info.
+     * @param privateToken Private token.
+     * @param config Site public config.
+     * @param loggedOut Whether user is logged out.
+     * @return Site instance.
+     */
+    makeSite(
+        id: string | undefined,
+        siteUrl: string,
+        token?: string,
+        info?: CoreSiteInfo,
+        privateToken?: string,
+        config?: CoreSiteConfig,
+        loggedOut?: boolean,
+    ): CoreSite {
+        return new CoreSite(id, siteUrl, token, info, privateToken, config, loggedOut);
+    }
+
+}
+
+export const CoreSitesFactory = makeSingleton(CoreSitesFactoryService);

src/core/services/sites.ts

@@ -51,6 +51,7 @@ import {
 import { CoreArray } from '../singletons/array';
 import { CoreNetworkError } from '@classes/errors/network-error';
 import { CoreNavigationOptions } from './navigator';
+import { CoreSitesFactory } from './sites-factory';
 
 export const CORE_SITE_SCHEMAS = new InjectionToken<CoreSiteSchema[]>('CORE_SITE_SCHEMAS');
 
@@ -220,7 +221,7 @@ export class CoreSitesProvider {
         }
 
         // Site exists. Create a temporary site to check if local_mobile is installed.
-        const temporarySite = new CoreSite(undefined, siteUrl);
+        const temporarySite = CoreSitesFactory.makeSite(undefined, siteUrl);
         let data: LocalMobileResponse;
 
         try {
@@ -438,7 +439,7 @@ export class CoreSitesProvider {
         }
 
         // Create a "candidate" site to fetch the site info.
-        let candidateSite = new CoreSite(undefined, siteUrl, token, undefined, privateToken, undefined, undefined);
+        let candidateSite = CoreSitesFactory.makeSite(undefined, siteUrl, token, undefined, privateToken, undefined, undefined);
         let isNewSite = true;
 
         try {
@@ -1004,7 +1005,15 @@ export class CoreSitesProvider {
         const info = entry.info ? <CoreSiteInfo> CoreTextUtils.parseJSON(entry.info) : undefined;
         const config = entry.config ? <CoreSiteConfig> CoreTextUtils.parseJSON(entry.config) : undefined;
 
-        const site = new CoreSite(entry.id, entry.siteUrl, entry.token, info, entry.privateToken, config, entry.loggedOut == 1);
+        const site = CoreSitesFactory.makeSite(
+            entry.id,
+            entry.siteUrl,
+            entry.token,
+            info,
+            entry.privateToken,
+            config,
+            entry.loggedOut == 1,
+        );
         site.setOAuthId(entry.oauthId || undefined);
 
         return this.migrateSiteSchemas(site).then(() => {
@@ -1430,7 +1439,7 @@ export class CoreSitesProvider {
      * @return Promise resolved with the public config.
      */
     getSitePublicConfig(siteUrl: string): Promise<CoreSitePublicConfigResponse> {
-        const temporarySite = new CoreSite(undefined, siteUrl);
+        const temporarySite = CoreSitesFactory.makeSite(undefined, siteUrl);
 
         return temporarySite.getPublicConfig();
     }