sources from main repository

NetSSL_OpenSSL/src/HTTPSStreamFactory.cpp

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+//
+// HTTPSStreamFactory.cpp
+//
+// $Id: //poco/1.3/NetSSL_OpenSSL/src/HTTPSStreamFactory.cpp#1 $
+//
+// Library: NetSSL_OpenSSL
+// Package: HTTPSClient
+// Module:  HTTPSStreamFactory
+//
+// Copyright (c) 2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// Permission is hereby granted, free of charge, to any person or organization
+// obtaining a copy of the software and accompanying documentation covered by
+// this license (the "Software") to use, reproduce, display, distribute,
+// execute, and transmit the Software, and to prepare derivative works of the
+// Software, and to permit third-parties to whom the Software is furnished to
+// do so, all subject to the following:
+// 
+// The copyright notices in the Software and this entire statement, including
+// the above license grant, this restriction and the following disclaimer,
+// must be included in all copies of the Software, in whole or in part, and
+// all derivative works of the Software, unless such copies or derivative
+// works are solely in the form of machine-executable object code generated by
+// a source language processor.
+// 
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
+// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
+// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
+// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+//
+
+
+#include "Poco/Net/HTTPSStreamFactory.h"
+#include "Poco/Net/HTTPSClientSession.h"
+#include "Poco/Net/HTTPIOStream.h"
+#include "Poco/Net/HTTPRequest.h"
+#include "Poco/Net/HTTPResponse.h"
+#include "Poco/Net/NetException.h"
+#include "Poco/URI.h"
+#include "Poco/URIStreamOpener.h"
+#include "Poco/UnbufferedStreamBuf.h"
+
+
+using Poco::URIStreamFactory;
+using Poco::URI;
+using Poco::URIStreamOpener;
+using Poco::UnbufferedStreamBuf;
+
+
+namespace Poco {
+namespace Net {
+
+
+HTTPSStreamFactory::HTTPSStreamFactory():
+	_proxyPort(HTTPSession::HTTP_PORT)
+{
+}
+
+
+HTTPSStreamFactory::HTTPSStreamFactory(const std::string& proxyHost, Poco::UInt16 proxyPort):
+	_proxyHost(proxyHost),
+	_proxyPort(proxyPort)
+{
+}
+
+
+HTTPSStreamFactory::~HTTPSStreamFactory()
+{
+}
+
+
+std::istream* HTTPSStreamFactory::open(const URI& uri)
+{
+	poco_assert (uri.getScheme() == "https");
+
+	URI resolvedURI(uri);
+	HTTPClientSession* pSession = 0;
+	try
+	{
+		int redirects = 0;
+		do
+		{
+			pSession = new HTTPSClientSession(resolvedURI.getHost(), resolvedURI.getPort());
+			pSession->setProxy(_proxyHost, _proxyPort);
+			std::string path = resolvedURI.getPathAndQuery();
+			if (path.empty()) path = "/";
+			HTTPRequest req(HTTPRequest::HTTP_GET, path, HTTPMessage::HTTP_1_1);
+			pSession->sendRequest(req);
+			HTTPResponse res;
+			std::istream& rs = pSession->receiveResponse(res);
+			bool moved = (res.getStatus() == HTTPResponse::HTTP_MOVED_PERMANENTLY || 
+			              res.getStatus() == HTTPResponse::HTTP_FOUND || 
+			              res.getStatus() == HTTPResponse::HTTP_SEE_OTHER);
+			if (moved)
+			{
+				resolvedURI.resolve(res.get("Location"));
+				delete pSession;
+				++redirects;
+			}
+			else if (res.getStatus() == HTTPResponse::HTTP_OK)
+			{
+				return new HTTPResponseStream(rs, pSession);
+			}
+			else throw HTTPException(res.getReason(), uri.toString());
+		}
+		while (redirects < MAX_REDIRECTS);
+		throw HTTPException("Too many redirects", uri.toString());
+	}
+	catch (...)
+	{
+		delete pSession;
+		throw;
+	}
+}
+
+
+void HTTPSStreamFactory::registerFactory()
+{
+	std::string https("https");
+	URIStreamOpener::defaultOpener().registerStreamFactory(https, new HTTPSStreamFactory);
+}
+
+
+} } // namespace Poco::Net