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diff --git a/library/Icinga/Web/Response/JsonResponse.php b/library/Icinga/Web/Response/JsonResponse.php
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+<?php
+/* Icinga Web 2 | (c) 2015 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Web\Response;
+
+use Icinga\Util\Json;
+use Zend_Controller_Action_HelperBroker;
+use Icinga\Web\Response;
+
+/**
+ * HTTP response in JSON format
+ */
+class JsonResponse extends Response
+{
+ /**
+ * {@inheritdoc}
+ */
+ const DEFAULT_CONTENT_TYPE = 'application/json';
+
+ /**
+ * Status identifier for failed API calls due to an error on the server
+ *
+ * @var string
+ */
+ const STATUS_ERROR = 'error';
+
+ /**
+ * Status identifier for rejected API calls most due to invalid data or call conditions
+ *
+ * @var string
+ */
+ const STATUS_FAIL = 'fail';
+
+ /**
+ * Status identifier for successful API requests
+ *
+ * @var string
+ */
+ const STATUS_SUCCESS = 'success';
+
+ /**
+ * JSON encoding options
+ *
+ * @var int
+ */
+ protected $encodingOptions = 0;
+
+ /**
+ * Whether to automatically sanitize invalid UTF-8 (if any)
+ *
+ * @var bool
+ */
+ protected $autoSanitize = false;
+
+ /**
+ * Error message if the API call failed due to a server error
+ *
+ * @var string|null
+ */
+ protected $errorMessage;
+
+ /**
+ * Fail data for rejected API calls
+ *
+ * @var array|null
+ */
+ protected $failData;
+
+ /**
+ * API request status
+ *
+ * @var string
+ */
+ protected $status;
+
+ /**
+ * Success data for successful API requests
+ *
+ * @var array|null
+ */
+ protected $successData;
+
+ /**
+ * Get the JSON encoding options
+ *
+ * @return int
+ */
+ public function getEncodingOptions()
+ {
+ return $this->encodingOptions;
+ }
+
+ /**
+ * Set the JSON encoding options
+ *
+ * @param int $encodingOptions
+ *
+ * @return $this
+ */
+ public function setEncodingOptions($encodingOptions)
+ {
+ $this->encodingOptions = (int) $encodingOptions;
+ return $this;
+ }
+
+ /**
+ * Get whether to automatically sanitize invalid UTF-8 (if any)
+ *
+ * @return bool
+ */
+ public function getAutoSanitize()
+ {
+ return $this->autoSanitize;
+ }
+
+ /**
+ * Set whether to automatically sanitize invalid UTF-8 (if any)
+ *
+ * @param bool $autoSanitize
+ *
+ * @return $this
+ */
+ public function setAutoSanitize($autoSanitize = true)
+ {
+ $this->autoSanitize = $autoSanitize;
+
+ return $this;
+ }
+
+ /**
+ * Get the error message if the API call failed due to a server error
+ *
+ * @return string|null
+ */
+ public function getErrorMessage()
+ {
+ return $this->errorMessage;
+ }
+
+ /**
+ * Set the error message if the API call failed due to a server error
+ *
+ * @param string $errorMessage
+ *
+ * @return $this
+ */
+ public function setErrorMessage($errorMessage)
+ {
+ $this->errorMessage = (string) $errorMessage;
+ $this->status = static::STATUS_ERROR;
+ return $this;
+ }
+
+ /**
+ * Get the fail data for rejected API calls
+ *
+ * @return array|null
+ */
+ public function getFailData()
+ {
+ return (! is_array($this->failData) || empty($this->failData)) ? null : $this->failData;
+ }
+
+ /**
+ * Set the fail data for rejected API calls
+ *
+ * @param array $failData
+ *
+ * @return $this
+ */
+ public function setFailData(array $failData)
+ {
+ $this->failData = $failData;
+ $this->status = static::STATUS_FAIL;
+ return $this;
+ }
+
+ /**
+ * Get the data for successful API requests
+ *
+ * @return array|null
+ */
+ public function getSuccessData()
+ {
+ return (! is_array($this->successData) || empty($this->successData)) ? null : $this->successData;
+ }
+
+ /**
+ * Set the data for successful API requests
+ *
+ * @param array $successData
+ *
+ * @return $this
+ */
+ public function setSuccessData(array $successData = null)
+ {
+ $this->successData = $successData;
+ $this->status = static::STATUS_SUCCESS;
+ return $this;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function outputBody()
+ {
+ $body = array(
+ 'status' => $this->status
+ );
+ switch ($this->status) {
+ /** @noinspection PhpMissingBreakStatementInspection */
+ case static::STATUS_ERROR:
+ $body['message'] = $this->getErrorMessage();
+ // Fallthrough
+ case static::STATUS_FAIL:
+ $failData = $this->getFailData();
+ if ($failData !== null || $this->status === static::STATUS_FAIL) {
+ $body['data'] = $failData;
+ }
+ break;
+ case static::STATUS_SUCCESS:
+ $body['data'] = $this->getSuccessData();
+ break;
+ }
+ echo $this->getAutoSanitize()
+ ? Json::sanitize($body, $this->getEncodingOptions())
+ : Json::encode($body, $this->getEncodingOptions());
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function sendResponse()
+ {
+ Zend_Controller_Action_HelperBroker::getStaticHelper('viewRenderer')->setNoRender(true);
+ parent::sendResponse();
+ exit;
+ }
+}