Get signaling settings by room when starting a call

This is necessary to get the specific federation properties for the
room.

Signed-off-by: Daniel Calviño Sánchez <danxuliu@gmail.com>

app/src/main/java/com/nextcloud/talk/activities/CallActivity.kt

@@ -1453,7 +1453,7 @@ class CallActivity : CallBaseActivity() {
     private fun fetchSignalingSettings() {
         Log.d(TAG, "fetchSignalingSettings")
         val apiVersion = ApiUtils.getSignalingApiVersion(conversationUser, intArrayOf(ApiUtils.API_V3, 2, 1))
-        ncApi!!.getSignalingSettings(credentials, ApiUtils.getUrlForSignalingSettings(apiVersion, baseUrl))
+        ncApi!!.getSignalingSettings(credentials, ApiUtils.getUrlForSignalingSettings(apiVersion, baseUrl, roomToken!!))
             .subscribeOn(Schedulers.io())
             .retry(API_RETRIES)
             .observeOn(AndroidSchedulers.mainThread())

app/src/main/java/com/nextcloud/talk/utils/ApiUtils.kt

@@ -283,6 +283,10 @@ object ApiUtils {
         return getUrlForSignaling(version, baseUrl) + "/settings"
     }
 
+    fun getUrlForSignalingSettings(version: Int, baseUrl: String?, token: String): String {
+        return getUrlForSignaling(version, baseUrl) + "/settings?token=" + token
+    }
+
     fun getUrlForSignaling(version: Int, baseUrl: String?, token: String): String {
         return getUrlForSignaling(version, baseUrl) + "/" + token
     }