Implemented strict http request serialization for APIs that forbid a session to be used in concurrent requests (e.g. dedimania).

Updated all API requests in DedimaniaPlugin to be serialized by this mechanism. Closes #139.

libs/curl-easy/cURL/Request.php

@@ -19,6 +19,11 @@ class Request extends EventDispatcher implements RequestInterface
      * @var Options Object containing options for current request
      */
     protected $options = null;
+
+	/**
+	 * @var bool Whether requests to the target host should be serialized or not.
+	 */
+    protected $serializeRequests = false;
     
     /**
      * Create new cURL handle
@@ -121,7 +126,8 @@ class Request extends EventDispatcher implements RequestInterface
 	 * @param \cURL\RequestsQueue $requestsQueue
 	 * @throws \cURL\Exception
 	 */
-	public function attachTo(RequestsQueue $requestsQueue) {
+	public function attachTo(RequestsQueue $requestsQueue)
+	{
 		if (isset($this->queue)) {
 			throw new Exception('Already bound to a RequestQueue.');
 		}
@@ -129,6 +135,24 @@ class Request extends EventDispatcher implements RequestInterface
 		$this->queue->attach($this);
 	}
 
+	/**
+	 * Whether to serialize requests to the same host or not.
+	 *
+	 * @param bool $serialize
+	 */
+	public function setSerialize($serialize = true)
+	{
+		$this->serializeRequests = $serialize;
+	}
+
+	/**
+	 * @return bool
+	 */
+	public function getSerialize()
+	{
+		return $this->serializeRequests;
+	}
+
     /**
      * Creates new RequestsQueue with single Request attached to it
      * and calls RequestsQueue::socketPerform() method.

libs/curl-easy/cURL/RequestsQueue.php

@@ -217,4 +217,12 @@ class RequestsQueue extends EventDispatcher implements RequestsQueueInterface, \
 		}
 		return curl_multi_select($this->mh, $timeout) !== -1;
 	}
+
+	/**
+	 * @param $option
+	 * @param $value
+	 */
+	public function setOption($option, $value) {
+		curl_multi_setopt($this->mh, $option, $value);
+	}
 }