Helper methods to parse out track data

Author: anush

src/Omnipay/Common/CreditCard.php

@@ -555,6 +555,40 @@ public function getTracks()
         return $this->getParameter('tracks');
     }
 
+    /**
+     * Get raw data for track 1 on the credit card magnetic strip.
+     *
+     * @return string
+     */
+    public function getTrack1()
+    {
+        $track1 = null;
+        if ($tracks = $this->getTracks()) {
+            $pattern = '/\%B\d{1,19}\^.{2,26}\^\d{4}\d*\?/';
+            if (preg_match($pattern, $tracks, $matches) === 1) {
+                $track1 = $matches[0];
+            }
+        }
+        return $track1;
+    }
+
+    /**
+     * Get raw data for track 2 on the credit card magnetic strip.
+     *
+     * @return string
+     */
+    public function getTrack2()
+    {
+        $track2 = null;
+        if ($tracks = $this->getTracks()) {
+            $pattern = '/;\d{1,19}=\d{4}\d*\?/';
+            if (preg_match($pattern, $tracks, $matches) === 1) {
+                $track2 = $matches[0];
+            }
+        }
+        return $track2;
+    }
+
     /**
      * Sets raw data from all tracks on the credit card magnetic strip. Used by gateways that support card-present
      * transactions.

tests/Omnipay/Common/CreditCardTest.php

@@ -6,6 +6,9 @@
 
 class CreditCardTest extends TestCase
 {
+    /** @var CreditCard */
+    private $card;
+
     public function setUp()
     {
         $this->card = new CreditCard;
@@ -311,8 +314,22 @@ public function testCvv()
 
     public function testTracks()
     {
-        $this->card->setTracks('%25B4242424242424242%5ETESTLAST%2FTESTFIRST%5E1505201425400714000000%3F%3B4242424242424242%3D150520142547140130%3F');
-        $this->assertSame('%25B4242424242424242%5ETESTLAST%2FTESTFIRST%5E1505201425400714000000%3F%3B4242424242424242%3D150520142547140130%3F', $this->card->getTracks());
+        $this->card->setTracks('%B4242424242424242^SMITH/JOHN ^1520126100000000000000444000000?;4242424242424242=15201269999944401?');
+        $this->assertSame('%B4242424242424242^SMITH/JOHN ^1520126100000000000000444000000?;4242424242424242=15201269999944401?', $this->card->getTracks());
+    }
+
+    public function testShouldReturnTrack1()
+    {
+        $this->card->setTracks('%B4242424242424242^SMITH/JOHN ^1520126100000000000000444000000?;4242424242424242=15201269999944401?');
+        $actual = $this->card->getTrack1();
+        $this->assertEquals('%B4242424242424242^SMITH/JOHN ^1520126100000000000000444000000?', $actual);
+    }
+
+    public function testShouldReturnTrack2()
+    {
+        $this->card->setTracks('%B4242424242424242^SMITH/JOHN ^1520126100000000000000444000000?;4242424242424242=15201269999944401?');
+        $actual = $this->card->getTrack2();
+        $this->assertEquals(';4242424242424242=15201269999944401?', $actual);
     }
 
     public function testIssueNumber()