add switch for versions

modules/api/php/endpoints/candidate/visit/instrument/instrument.class.inc

@@ -138,10 +138,21 @@ class Instrument extends Endpoint implements \LORIS\Middleware\ETagCalculator
      */
     private function _handleGET() : ResponseInterface
     {
-        $body = (new \LORIS\api\Views\Visit\Instrument(
-            $this->_visit,
-            $this->_instrument
-        ))->toArray();
+
+        $version = $request->getAttribute('LORIS-API-Version');
+        switch ($version) {
+        case 'v0.0.3':
+            $body = (new \LORIS\api\Views\Visit\Instrument(
+                $this->_visit,
+                $this->_instrument
+            ))->toArray();
+            break;
+        default:
+            $body = (new \LORIS\api\Views\Visit\Instrument_0_0_4_Dev(
+                $this->_visit,
+                $this->_instrument
+            ))->toArray();
+        }
 
         return new \LORIS\Http\Response\JsonResponse(
             $body

modules/api/php/views/visit/instrument_0_0_4_dev.class.inc

@@ -0,0 +1,72 @@
+<?php declare(strict_types=1);
+/**
+ * PHP Version 7
+ *
+ * @category ApiViews
+ * @package  Loris
+ * @author   Xavier Lecours Boucher <xavier.lecours@mcin.ca>
+ * @license  http://www.gnu.org/licenses/gpl-3.0.txt GPLv3
+ * @link     https://github.com/aces/Loris/
+ */
+
+namespace LORIS\api\Views\Visit;
+
+/**
+ * Creates a representation of a visit intrument following the api response
+ * specifications.
+ *
+ * @category ApiViews
+ * @package  Loris
+ * @author   Xavier Lecours Boucher <xavier.lecours@mcin.ca>
+ * @license  http://www.gnu.org/licenses/gpl-3.0.txt GPLv3
+ * @link     https://github.com/aces/Loris/
+ */
+
+class Instrument_0_0_4_Dev
+{
+    private $_timepoint;
+    private $_instrument;
+
+    /**
+     * Constructor which sets the instance variables based on the provided timepoint
+     * and instrument.
+     *
+     * @param \Timepoint          $timepoint  The timepoint to represent
+     * @param \NDB_BVL_Instrument $instrument The instrument.
+     */
+    public function __construct(
+        \Timepoint $timepoint,
+        \NDB_BVL_Instrument $instrument
+    ) {
+        $this->_timepoint  = $timepoint;
+        $this->_instrument = $instrument;
+    }
+
+    /**
+     * Creates an serializable array of this object's data
+     *
+     * @return array
+     */
+    public function toArray(): array
+    {
+        $instrumentname = $this->_instrument->testName;
+        $instrumentdata = $this->_instrument->getInstanceData();
+
+        $isDDE = strpos($instrumentdata['CommentID'], 'DDE_') === 0;
+
+        $meta = [
+            'Candidate'  => $this->_timepoint->getCandID(),
+            'Visit'      => $this->_timepoint->getVisitLabel(),
+            'DDE'        => $isDDE,
+            'Instrument' => $instrumentname,
+        ];
+
+        $instrument = ['Data' => $instrumentdata];
+
+        return array_merge(
+            ['Meta' => $meta],
+            $instrument
+        );
+    }
+}
+