Add void/refund/capture/find request

Author: barryvdh

src/Gateway.php

@@ -67,9 +67,9 @@ public function authorize(array $parameters = array())
      * @param array $parameters
      * @return Message\PurchaseRequest
      */
-    public function purchase(array $parameters = array())
+    public function capture(array $parameters = array())
     {
-        return $this->createRequest('\Omnipay\Braintree\Message\PurchaseRequest', $parameters);
+        return $this->createRequest('\Omnipay\Braintree\Message\CaptureRequest', $parameters);
     }
 
     /**
@@ -80,4 +80,40 @@ public function clientToken(array $parameters = array())
     {
         return $this->createRequest('\Omnipay\Braintree\Message\ClientTokenRequest', $parameters);
     }
+
+    /**
+     * @param array $parameters
+     * @return Message\PurchaseRequest
+     */
+    public function find(array $parameters = array())
+    {
+        return $this->createRequest('\Omnipay\Braintree\Message\FindRequest', $parameters);
+    }
+
+    /**
+     * @param array $parameters
+     * @return Message\PurchaseRequest
+     */
+    public function purchase(array $parameters = array())
+    {
+        return $this->createRequest('\Omnipay\Braintree\Message\PurchaseRequest', $parameters);
+    }
+
+    /**
+     * @param array $parameters
+     * @return Message\PurchaseRequest
+     */
+    public function refund(array $parameters = array())
+    {
+        return $this->createRequest('\Omnipay\Braintree\Message\RefundRequest', $parameters);
+    }
+
+    /**
+     * @param array $parameters
+     * @return Message\PurchaseRequest
+     */
+    public function void(array $parameters = array())
+    {
+        return $this->createRequest('\Omnipay\Braintree\Message\VoidRequest', $parameters);
+    }
 }

src/Message/CaptureRequest.php

@@ -0,0 +1,36 @@
+<?php
+namespace Omnipay\Braintree\Message;
+
+use Braintree_Transaction;
+use Omnipay\Common\Message\ResponseInterface;
+
+/**
+ * Authorize Request
+ *
+ * @method Response send()
+ */
+class CaptureRequest extends AbstractRequest
+{
+    public function getData()
+    {
+        $this->validate('transactionReference');
+
+        return array(
+            'transactionReference' => $this->getTransactionReference(),
+            'amount' => $this->getAmount(),
+        );
+    }
+
+    /**
+     * Send the request with specified data
+     *
+     * @param  mixed $data The data to send
+     * @return ResponseInterface
+     */
+    public function sendData($data)
+    {
+        $response = Braintree_Transaction::submitForSettlement($data['transactionReference'], $data['amount']);
+
+        return $this->createResponse($response);
+    }
+}

src/Message/FindRequest.php

@@ -0,0 +1,35 @@
+<?php
+namespace Omnipay\Braintree\Message;
+
+use Braintree_Transaction;
+use Omnipay\Common\Message\ResponseInterface;
+
+/**
+ * Authorize Request
+ *
+ * @method Response send()
+ */
+class FindRequest extends AbstractRequest
+{
+    public function getData()
+    {
+        $this->validate('transactionReference');
+
+        return array(
+            'transactionReference' => $this->getTransactionReference(),
+        );
+    }
+
+    /**
+     * Send the request with specified data
+     *
+     * @param  mixed $data The data to send
+     * @return ResponseInterface
+     */
+    public function sendData($data)
+    {
+        $response = Braintree_Transaction::find($data['transactionReference']);
+
+        return $this->createResponse($response);
+    }
+}

src/Message/RefundRequest.php

@@ -0,0 +1,36 @@
+<?php
+namespace Omnipay\Braintree\Message;
+
+use Braintree_Transaction;
+use Omnipay\Common\Message\ResponseInterface;
+
+/**
+ * Authorize Request
+ *
+ * @method Response send()
+ */
+class RefundRequest extends AbstractRequest
+{
+    public function getData()
+    {
+        $this->validate('transactionReference');
+
+        return array(
+            'transactionReference' => $this->getTransactionReference(),
+            'amount' => $this->getAmount(),
+        );
+    }
+
+    /**
+     * Send the request with specified data
+     *
+     * @param  mixed $data The data to send
+     * @return ResponseInterface
+     */
+    public function sendData($data)
+    {
+        $response = Braintree_Transaction::void($data['transactionReference'], $data['amount']);
+
+        return $this->createResponse($response);
+    }
+}

src/Message/VoidRequest.php

@@ -0,0 +1,35 @@
+<?php
+namespace Omnipay\Braintree\Message;
+
+use Braintree_Transaction;
+use Omnipay\Common\Message\ResponseInterface;
+
+/**
+ * Authorize Request
+ *
+ * @method Response send()
+ */
+class VoidRequest extends AbstractRequest
+{
+    public function getData()
+    {
+        $this->validate('transactionReference');
+
+        return array(
+            'transactionReference' => $this->getTransactionReference(),
+        );
+    }
+
+    /**
+     * Send the request with specified data
+     *
+     * @param  mixed $data The data to send
+     * @return ResponseInterface
+     */
+    public function sendData($data)
+    {
+        $response = Braintree_Transaction::void($data['transactionReference']);
+
+        return $this->createResponse($response);
+    }
+}