Add workflow_id support for Verify API

Author: lornajane

src/Verify/Verification.php

@@ -266,6 +266,21 @@ public function setWaitTime($time)
         return $this->setRequestData('next_event_wait', $time);
     }
 
+    /**
+     * Which workflow to use, default is 1 for SMS -> TTS -> TTS
+     * @link https://developer.nexmo.com/verify/guides/workflows-and-events
+     *
+     * Can only be set before the verification is created.
+     * @uses \Nexmo\Entity\RequestArrayTrait::setRequestData
+     *
+     * @param int $workflow_id Which workflow to use
+     * @return $this
+     */
+    public function setWorkflowId($workflow_id)
+    {
+        return $this->setRequestData('workflow_id', $workflow_id);
+    }
+
     /**
      * Get the verification request id, if available.
      *

src/Verify/VerificationInterface.php

@@ -18,4 +18,5 @@ public function setLanguage($language);
     public function setRequireType($type);
     public function setPinExpiry($time);
     public function setWaitTime($time);
+    public function setWorkflowId($workflow_id);
 }