[API] Fix Travis again

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@@ -0,0 +1,166 @@
+<?php declare(strict_types=1);
+/**
+ * This implements the Project page class under Projects
+ *
+ * PHP Version 7
+ *
+ * @category API
+ * @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\Endpoints\Project;
+
+use \Psr\Http\Message\ServerRequestInterface;
+use \Psr\Http\Message\ResponseInterface;
+use \LORIS\api\Endpoint;
+
+/**
+ * A class for handling the /projects/$projectname endpoint.
+ *
+ * @category API
+ * @package  Loris
+ * @author   Xavier Lecours Boucher <xavier.lecours@mcin.ca>
+ * @license  http://www.gnu.org/licenses/gpl-3.0.txt GPLv3
+ * @link     https://github.com/aces/Loris
+ */
+class Project extends Endpoint implements \LORIS\Middleware\ETagCalculator
+{
+    /**
+     * A cache of the results of the projects/$projectname endpoint, so that
+     * it doesn't need to be recalculated for the ETag and handler
+     */
+    private $_cache;
+
+    /**
+     * The requested project
+     */
+    private $_project;
+
+    /**
+     * Contructor
+     *
+     * @param \Project $project The requested project
+     */
+    public function __construct(\Project $project)
+    {
+        $this->_project = $project;
+    }
+
+    /**
+     * Return which methods are supported by this endpoint.
+     *
+     * @return array supported HTTP methods
+     */
+    protected function allowedMethods() : array
+    {
+        return ['GET'];
+    }
+
+    /**
+     * Versions of the LORIS API which are supported by this
+     * endpoint.
+     *
+     * @return array a list of supported API versions.
+     */
+    protected function supportedVersions() : array
+    {
+        return [
+            'v0.0.2',
+            'v0.0.3',
+        ];
+    }
+
+    /**
+     * Handles a request that starts with /projects/$projectname
+     *
+     * @param ServerRequestInterface $request The incoming PSR7 request
+     *
+     * @return ResponseInterface The outgoing PSR7 response
+     */
+    public function handle(ServerRequestInterface $request) : ResponseInterface
+    {
+        $pathparts = $request->getAttribute('pathparts');
+        if (count($pathparts) === 0) {
+            switch ($request->getMethod()) {
+            case 'GET':
+                return $this->_handleGET($request);
+
+            case 'OPTIONS':
+                return (new \LORIS\Http\Response())
+                    ->withHeader('Allow', $this->allowedMethods());
+
+            default:
+                return new \LORIS\Http\Response\JSON\MethodNotAllowed(
+                    $this->allowedMethods()
+                );
+            }
+        }
+
+        // Delegate to sub-endpoints
+        $subendpoint = array_shift($pathparts);
+        switch($subendpoint) {
+        case 'candidates':
+            $handler = new Candidates($this->_project);
+            break;
+        case 'images':
+            $handler = new Images($this->_project);
+            break;
+        case 'instruments':
+            $handler = new Instruments($this->_project);
+            break;
+        case 'visits':
+            $handler = new Visits($this->_project);
+            break;
+        case 'recordings':
+            $handler = new Recordings($this->_project);
+            break;
+        case 'dicoms':
+            $handler = new Dicoms($this->_project);
+            break;
+        default:
+            return new \LORIS\Http\Response\JSON\NotFound();
+        }
+
+        $newrequest = $request
+            ->withAttribute('pathparts', $pathparts);
+
+        return $handler->process(
+            $newrequest,
+            $handler
+        );
+    }
+
+    /**
+     * Generates a JSON representation of this project following the API
+     * specification.
+     *
+     * @return ResponseInterface
+     */
+    private function _handleGET(): ResponseInterface
+    {
+        if (isset($this->_cache)) {
+            return $this->_cache;
+        }
+
+        $array = (new \LORIS\api\Views\Project($this->_project))
+            ->toArray();
+
+        $this->_cache = new \LORIS\Http\Response\JsonResponse($array);
+
+        return $this->_cache;
+    }
+
+    /**
+     * Implements the ETagCalculator interface
+     *
+     * @param ServerRequestInterface $request The PSR7 incoming request.
+     *
+     * @return string etag summarizing value of this request.
+     */
+    public function ETag(ServerRequestInterface $request) : string
+    {
+        return md5(json_encode($this->_handleGET($request)->getBody()));
+    }
+}