fix(core): update

ts/smartsitemap.classes.smartsitemap.ts

@@ -5,10 +5,18 @@ export class SmartSitemap {
   constructor() {}
 
   /**
-   * creates a sitemap for news
+   * creates a sitemap for news from feedurl
    */
-  public createSmartsitemapNews(): SitemapNews {
+  public async createSitemapNewsFromFeedUrl(feedUrlArg: string): Promise<string> {
     const sitemapNewsInstance = new SitemapNews({});
-    return sitemapNewsInstance;
+    await sitemapNewsInstance.readAndAddFromRssFeed(feedUrlArg);
+    return sitemapNewsInstance.exportSitemapXml();
+  }
+
+  /**
+   * creates a normal sitemap from a list of urls
+   */
+  public async createSitemapFromYmlString(yamlString: string) {
+    const yamlObject = await plugins.smartyaml.yamlStringToObject(yamlString);
   }
 }