From 33efe571e3e7ebd607e92345c2e94e7fd8ae27f0 Mon Sep 17 00:00:00 2001
From: Florian Pritz <bluewind@xinu.at>
Date: Mon, 2 Feb 2015 19:45:11 +0100
Subject: Rework api error handling

Signed-off-by: Florian Pritz <bluewind@xinu.at>
---
 application/controllers/api.php         | 62 ++++++++++++++++++---------------
 application/controllers/api/v1/file.php |  4 +--
 2 files changed, 35 insertions(+), 31 deletions(-)

(limited to 'application/controllers')

diff --git a/application/controllers/api.php b/application/controllers/api.php
index 7557c6c99..490f59c2c 100644
--- a/application/controllers/api.php
+++ b/application/controllers/api.php
@@ -18,35 +18,39 @@ class Api extends MY_Controller {
 	}
 
 	public function route() {
-		$requested_version = $this->uri->segment(2);
-		$controller = $this->uri->segment(3);
-		$function = $this->uri->segment(4);
-		$major = intval(explode(".", $requested_version)[0]);
-
-		if (!preg_match("/^[a-zA-Z-_]+$/", $controller)) {
-			return send_json_error_reply("api/invalid-controller-value", "Invalid controller requested");
-		}
-
-		if (!preg_match("/^[a-zA-Z-_]+$/", $function)) {
-			return send_json_error_reply("api/invalid-function-value", "Invalid function requested");
-		}
-
-		$namespace = "controllers\\api\\v".$major;
-		$class = $namespace."\\".$controller;
-		$class_info = $namespace."\\api_info";
-
-		if (!class_exists($class_info) || version_compare($class_info::get_version(), $requested_version, "<")) {
-			return send_json_error_reply("api/version-not-supported", "Requested API version is not supported");
-		}
-
-		if (!class_exists($class)) {
-			return send_json_error_reply("api/unknown-controller", "Unknown controller requested");
-		}
-
-		$c= new $class;
-		if (!method_exists($c, $function)) {
-			return send_json_error_reply("api/unknown-function", "Unknown function requested");
+		try {
+			$requested_version = $this->uri->segment(2);
+			$controller = $this->uri->segment(3);
+			$function = $this->uri->segment(4);
+			$major = intval(explode(".", $requested_version)[0]);
+
+			if (!preg_match("/^[a-zA-Z-_]+$/", $controller)) {
+				throw new \exceptions\PublicApiException("api/invalid-controller-value", "Invalid controller requested");
+			}
+
+			if (!preg_match("/^[a-zA-Z-_]+$/", $function)) {
+				throw new \exceptions\PublicApiException("api/invalid-function-value", "Invalid function requested");
+			}
+
+			$namespace = "controllers\\api\\v".$major;
+			$class = $namespace."\\".$controller;
+			$class_info = $namespace."\\api_info";
+
+			if (!class_exists($class_info) || version_compare($class_info::get_version(), $requested_version, "<")) {
+				throw new \exceptions\PublicApiException("api/version-not-supported", "Requested API version is not supported");
+			}
+
+			if (!class_exists($class)) {
+				throw new \exceptions\PublicApiException("api/unknown-controller", "Unknown controller requested");
+			}
+
+			$c= new $class;
+			if (!method_exists($c, $function)) {
+				throw new \exceptions\PublicApiException("api/unknown-function", "Unknown function requested");
+			}
+			return $c->$function();
+		} catch (\exceptions\PublicApiException $e) {
+			return send_json_error_reply($e->get_error_id(), $e->getMessage(), $e->get_data());
 		}
-		return $c->$function();
 	}
 }
diff --git a/application/controllers/api/v1/file.php b/application/controllers/api/v1/file.php
index 56455c01e..c291ae879 100644
--- a/application/controllers/api/v1/file.php
+++ b/application/controllers/api/v1/file.php
@@ -24,12 +24,12 @@ class file extends \controllers\api\api_controller {
 		$files = getNormalizedFILES();
 
 		if (empty($files)) {
-			show_error("No file was uploaded or unknown error occured.");
+			throw new \exceptions\PublicApiException("file/no-file", "No file was uploaded or unknown error occured.");
 		}
 
 		$errors = \service\files::verify_uploaded_files($files);
 		if (!empty($errors)) {
-			return send_json_error_reply("file/upload-verify-failed", "Failed to verify uploaded file", $errors);
+			throw new \exceptions\PublicApiException("file/upload-verify-failed", "Failed to verify uploaded file", $errors);
 		}
 
 		$limits = $this->muser->get_upload_id_limits();
-- 
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