Add smsonlyto config to ignore SMS sent to numbers not on the list

config.example.json

@@ -6,6 +6,7 @@
     "inviteusers": ["@annoyme:matrix.org"],
     "smstoken": "Voxtelesys SMS API persistent token goes here",
     "smsfrom": "Voxtelesys DID goes here",
+    "smsonlyto": ["14061234567"],
     "loglevel": "debug",
     "smsinterval": 15
 }

main.js

@@ -57,10 +57,14 @@ function checkSMS() {
 
                 for (var i = 0; i < messages.length; i++) {
                     var msg = messages[i];
-                    logger.info("Received SMS from " + msg.from + ": " + msg.body);
-                    createOrJoinSMSRoom(msg.from, function (roomid) {
-                        sendMatrix(roomid, msg.body, msg.media);
-                    });
+                    if (settings.smsonlyto.length > 0 && settings.smsonlyto.indexOf(msg.to) != -1) {
+                        logger.info("Received SMS from " + msg.from + " for " + msg.to + ": " + msg.body);
+                        createOrJoinSMSRoom(msg.from, function (roomid) {
+                            sendMatrix(roomid, msg.body, msg.media);
+                        });
+                    } else {
+                        logger.info("Received SMS from " + msg.from + " for " + msg.to + ", ignoring based on smsonlyto list.");
+                    }
                 }
             } catch (ex) {
                 logger.error(ex);