From a3e41edd578cfe99ad8e42f5cc3daf19ebbafabe Mon Sep 17 00:00:00 2001
From: "Namhyeon, Go" <gnh1201@gmail.com>
Date: Wed, 10 Apr 2019 20:29:53 +0900
Subject: [PATCH] Update twilio.api.php

---
 helper/twilio.api.php | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/helper/twilio.api.php b/helper/twilio.api.php
index 510935f..1878c20 100644
--- a/helper/twilio.api.php
+++ b/helper/twilio.api.php
@@ -7,7 +7,7 @@
  * @documentation https://www.twilio.com/docs/sms/send-messages
  */
  
-if(check_function_exists("twilio_send_message")) {
+if(!check_function_exists("twilio_send_message")) {
 	function twilio_send_message($message, $from, $to, $sid, $token) {
 		$response = false;
 
@@ -29,9 +29,13 @@ if(check_function_exists("twilio_send_message")) {
 	}
 }
 
-if(check_function_exists("twilio_send_voice")) {
-	function twilio_send_voice($url="http://demo.twilio.com/docs/voice.xml", $from, $to, $sid, $token) {
+if(!check_function_exists("twilio_send_voice")) {
+	function twilio_send_voice($url="", $from, $to, $sid, $token) {
 		$response = false;
+		
+		if(empty($url)) {
+			$url = "http://demo.twilio.com/docs/voice.xml";
+		}
 
 		if(loadHelper("webpagetool")) {
 			$request_url = sprintf("https://api.twilio.com/2010-04-01/Accounts/%s/Calls.json", $sid);