From 18e6796726d73d7dc90ecdd16c181493941f5487 Mon Sep 17 00:00:00 2001
From: ArthurHoaro <arthur@hoa.ro>
Date: Thu, 15 Dec 2016 10:13:00 +0100
Subject: REST API structure using Slim framework

  * REST API routes are handle by Slim.
  * Every API controller go through ApiMiddleware which handles security.
  * First service implemented `/info`, for tests purpose.
---
 application/api/exceptions/ApiException.php | 77 +++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 application/api/exceptions/ApiException.php

(limited to 'application/api/exceptions/ApiException.php')

diff --git a/application/api/exceptions/ApiException.php b/application/api/exceptions/ApiException.php
new file mode 100644
index 00000000..c8490e0c
--- /dev/null
+++ b/application/api/exceptions/ApiException.php
@@ -0,0 +1,77 @@
+<?php
+
+namespace Shaarli\Api\Exceptions;
+
+use Slim\Http\Response;
+
+/**
+ * Abstract class ApiException
+ *
+ * Parent Exception related to the API, able to generate a valid Response (ResponseInterface).
+ * Also can include various information in debug mode.
+ */
+abstract class ApiException extends \Exception {
+
+    /**
+     * @var Response instance from Slim.
+     */
+    protected $response;
+
+    /**
+     * @var bool Debug mode enabled/disabled.
+     */
+    protected $debug;
+
+    /**
+     * Build the final response.
+     *
+     * @return Response Final response to give.
+     */
+    public abstract function getApiResponse();
+
+    /**
+     * Creates ApiResponse body.
+     * In production mode, it will only return the exception message,
+     * but in dev mode, it includes additional information in an array.
+     *
+     * @return array|string response body
+     */
+    protected function getApiResponseBody() {
+        if ($this->debug !== true) {
+            return $this->getMessage();
+        }
+        return [
+            'message' => $this->getMessage(),
+            'stacktrace' => get_class($this) .': '. $this->getTraceAsString()
+        ];
+    }
+
+    /**
+     * Build the Response object to return.
+     *
+     * @param int $code HTTP status.
+     *
+     * @return Response with status + body.
+     */
+    protected function buildApiResponse($code)
+    {
+        $style = $this->debug ? JSON_PRETTY_PRINT : null;
+        return $this->response->withJson($this->getApiResponseBody(), $code, $style);
+    }
+
+    /**
+     * @param Response $response
+     */
+    public function setResponse($response)
+    {
+        $this->response = $response;
+    }
+
+    /**
+     * @param bool $debug
+     */
+    public function setDebug($debug)
+    {
+        $this->debug = $debug;
+    }
+}
-- 
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