Migrate RainLoop Webmail to use Facebook Graph API instead of FQL

rainloop/v/0.0.0/app/libraries/GuzzleHttp/Exception/RequestException.php

@@ -0,0 +1,124 @@
+<?php
+
+namespace GuzzleHttp\Exception;
+
+use GuzzleHttp\Message\RequestInterface;
+use GuzzleHttp\Message\ResponseInterface;
+
+/**
+ * HTTP Request exception
+ */
+class RequestException extends TransferException
+{
+    /** @var bool */
+    private $emittedErrorEvent = false;
+
+    /** @var RequestInterface */
+    private $request;
+
+    /** @var ResponseInterface */
+    private $response;
+
+    public function __construct(
+        $message = '',
+        RequestInterface $request,
+        ResponseInterface $response = null,
+        \Exception $previous = null
+    ) {
+        $code = $response ? $response->getStatusCode() : 0;
+        parent::__construct($message, $code, $previous);
+        $this->request = $request;
+        $this->response = $response;
+    }
+
+    /**
+     * Factory method to create a new exception with a normalized error message
+     *
+     * @param RequestInterface  $request  Request
+     * @param ResponseInterface $response Response received
+     * @param \Exception        $previous Previous exception
+     *
+     * @return self
+     */
+    public static function create(
+        RequestInterface $request,
+        ResponseInterface $response = null,
+        \Exception $previous = null
+    ) {
+        if (!$response) {
+            return new self('Error completing request', $request, null, $previous);
+        }
+
+        $level = $response->getStatusCode()[0];
+        if ($level == '4') {
+            $label = 'Client error response';
+            $className = __NAMESPACE__ . '\\ClientException';
+        } elseif ($level == '5') {
+            $label = 'Server error response';
+            $className = __NAMESPACE__ . '\\ServerException';
+        } else {
+            $label = 'Unsuccessful response';
+            $className = __CLASS__;
+        }
+
+        $message = $label . ' [url] ' . $request->getUrl()
+            . ' [status code] ' . $response->getStatusCode()
+            . ' [reason phrase] ' . $response->getReasonPhrase();
+
+        return new $className($message, $request, $response, $previous);
+    }
+
+    /**
+     * Get the request that caused the exception
+     *
+     * @return RequestInterface
+     */
+    public function getRequest()
+    {
+        return $this->request;
+    }
+
+    /**
+     * Get the associated response
+     *
+     * @return ResponseInterface|null
+     */
+    public function getResponse()
+    {
+        return $this->response;
+    }
+
+    /**
+     * Check if a response was received
+     *
+     * @return bool
+     */
+    public function hasResponse()
+    {
+        return $this->response !== null;
+    }
+
+    /**
+     * Check or set if the exception was emitted in an error event.
+     *
+     * This value is used in the RequestEvents::emitBefore() method to check
+     * to see if an exception has already been emitted in an error event.
+     *
+     * @param bool|null Set to true to set the exception as having emitted an
+     *     error. Leave null to retrieve the current setting.
+     *
+     * @return null|bool
+     * @throws \InvalidArgumentException if you attempt to set the value to false
+     */
+    public function emittedError($value = null)
+    {
+        if ($value === null) {
+            return $this->emittedErrorEvent;
+        } elseif ($value === true) {
+            return $this->emittedErrorEvent = true;
+        } else {
+            throw new \InvalidArgumentException('You cannot set the emitted '
+                . 'error value to false.');
+        }
+    }
+}