From 9caba33f531982981892a8abd259f99a653f5d85 Mon Sep 17 00:00:00 2001
From: Paul Chubatyy <xobb@citylance.biz>
Date: Mon, 25 Apr 2016 21:14:49 +0300
Subject: [PATCH] Add ability to search for transaction.

Currently implemented on ->is criteria
---
 src/Gateway.php                  | 18 ++++++++++++++++++
 src/Message/FindTransactions.php | 30 ++++++++++++++++++++++++++++++
 2 files changed, 48 insertions(+)
 create mode 100644 src/Message/FindTransactions.php

diff --git a/src/Gateway.php b/src/Gateway.php
index bc45852..a9bebb4 100644
--- a/src/Gateway.php
+++ b/src/Gateway.php
@@ -290,4 +290,22 @@ public function fetchTransaction(array $parameters = array())
     {
         return $this->createRequest('\Omnipay\Braintree\Message\FindRequest', $parameters);
     }
+
+    /**
+     * Find transactions by criteria
+     *
+     * Example usage:
+     *
+     *      $collections = $brainTree->findTransactions(['customerId' => '12345678']);
+     *
+     * The parameter key has to one of the static methods from \Braintree\TransactionSearch
+     * @see https://developers.braintreepayments.com/reference/request/transaction/search/php
+     *
+     * @param array $parameters
+     * @return mixed|\Omnipay\Common\Message\AbstractRequest
+     */
+    public function findTransactions(array $parameters = array())
+    {
+        return $this->createRequest('\Omnipay\Braintree\Message\FindTransactions', $parameters);
+    }
 }
diff --git a/src/Message/FindTransactions.php b/src/Message/FindTransactions.php
new file mode 100644
index 0000000..92254ab
--- /dev/null
+++ b/src/Message/FindTransactions.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace Omnipay\Braintree\Message;
+
+use Omnipay\Common\Message\ResponseInterface;
+
+class FindTransactions extends AbstractRequest
+{
+    public function getData()
+    {
+        $parameters = $this->getParameters();
+
+        $data = array();
+
+        foreach ($parameters as $parameterName => $value) {
+            if (method_exists('Braintree_TransactionSearch', $parameterName)) {
+                $search = call_user_func("\Braintree_TransactionSearch::$parameterName");
+                $data[] = $search->is($value);
+            }
+        }
+        return $data;
+    }
+
+    public function sendData($data)
+    {
+        $response = $this->braintree->transaction()->search($data);
+
+        return $this->createResponse($response);
+    }
+}