Add customHomeserver url Param (#2190)

* Add customHomeserver url to urlParams.

Signed-off-by: Timo K <toger5@hotmail.de>

* rename to homeserver

Signed-off-by: Timo K <toger5@hotmail.de>

---------

Signed-off-by: Timo K <toger5@hotmail.de>

src/config/Config.ts

@@ -14,6 +14,7 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
+import { getUrlParams } from "../UrlParams";
 import {
   DEFAULT_CONFIG,
   ConfigOptions,
@@ -45,10 +46,18 @@ export class Config {
 
   // Convenience accessors
   public static defaultHomeserverUrl(): string | undefined {
-    return Config.get().default_server_config?.["m.homeserver"].base_url;
+    return (
+      getUrlParams().homeserver ??
+      Config.get().default_server_config?.["m.homeserver"].base_url
+    );
   }
 
   public static defaultServerName(): string | undefined {
+    const homeserver = getUrlParams().homeserver;
+    if (homeserver) {
+      const url = new URL(homeserver);
+      return url.hostname;
+    }
     return Config.get().default_server_config?.["m.homeserver"].server_name;
   }