DX-2284 Updated Ring Verb (#41)

* DX-2284 Updated Ring Verb

* changed answerCall to string

* updated ring answerCall to accept boolean

src/Voice/Bxml/Ring.php

@@ -16,19 +16,36 @@ class Ring extends Verb {
     /**
      * Sets the duration attribute for Ring
      *
-     * @param float $duration The duration in seconds for the ring 
+     * @param float $duration The duration in seconds for the ring
      */
     public function duration($duration) {
         $this->duration = $duration;
     }
 
+    /**
+     * Sets the answerCall attribute for Ring
+     *
+     * @param boolean $answerCall Determines whether or not to answer the call when Ring is executed on an unanswered incoming call
+     */
+    public function answerCall($answerCall) {
+        $this->answerCall = $answerCall;
+    }
+
     public function toBxml($doc) {
         $element = $doc->createElement("Ring");
 
         if(isset($this->duration)) {
             $element->setAttribute("duration", $this->duration);
         }
 
+        if(isset($this->answerCall)) {
+            if ($this->answerCall) {
+                $element->setattribute("answerCall", "true");
+            } else {
+                $element->setattribute("answerCall", "false");
+            }
+        }
+
         return $element;
     }
 }

tests/BxmlTest.php

@@ -370,11 +370,12 @@ public function testBridge() {
     public function testRing() {
         $ring = new BandwidthLib\Voice\Bxml\Ring();
         $ring->duration(5);
+        $ring->answerCall(false);
 
         $response = new BandwidthLib\Voice\Bxml\Response();
         $response->addVerb($ring);
 
-        $expectedXml = '<?xml version="1.0" encoding="UTF-8"?><Response><Ring duration="5"/></Response>';
+        $expectedXml = '<?xml version="1.0" encoding="UTF-8"?><Response><Ring duration="5" answerCall="false"/></Response>';
         $responseXml = $response->toBxml();
         $this->assertEquals($expectedXml, $responseXml);
     }