1 files changed, 124 insertions, 0 deletions
diff --git a/indra/viewer_components/updater/llupdatechecker.h b/indra/viewer_components/updater/llupdatechecker.h
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+++ b/indra/viewer_components/updater/llupdatechecker.h
@@ -0,0 +1,124 @@
+/** 
+ * @file llupdatechecker.h
+ *
+ * $LicenseInfo:firstyear=2010&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_UPDATERCHECKER_H
+#define LL_UPDATERCHECKER_H
+
+
+#include <boost/shared_ptr.hpp>
+
+#include "llmd5.h"
+#include "llhttpclient.h"
+
+//
+// Implements asynchronous checking for updates.
+//
+class LLUpdateChecker {
+public:
+	class Client;
+	class Implementation: public LLHTTPClient::Responder
+	{
+	public:
+		Implementation(Client & client);
+		~Implementation();
+		void checkVersion(std::string const & urlBase, 
+						  std::string const & channel,
+						  std::string const & version,
+						  std::string const & platform,
+						  std::string const & platform_version,
+						  unsigned char       uniqueid[MD5HEX_STR_SIZE],
+						  bool                willing_to_test
+						  );
+	
+    protected:
+		// Responder:
+		virtual void httpCompleted();
+		virtual void httpFailure();
+	
+	private:	
+		static const char * sLegacyProtocolVersion;
+		static const char * sProtocolVersion;
+		const char* mProtocol;
+		
+		Client & mClient;
+		LLHTTPClient mHttpClient;
+		bool         mInProgress;
+		std::string   mVersion;
+		std::string   mUrlBase;
+		std::string   mChannel;
+		std::string   mPlatform;
+		std::string   mPlatformVersion;
+		unsigned char mUniqueId[MD5HEX_STR_SIZE];
+		bool          mWillingToTest;
+		
+		std::string buildUrl(std::string const & urlBase, 
+							 std::string const & channel,
+							 std::string const & version,
+							 std::string const & platform,
+							 std::string const & platform_version,
+							 unsigned char       uniqueid[MD5HEX_STR_SIZE],
+							 bool                willing_to_test);
+
+		LOG_CLASS(LLUpdateChecker::Implementation);
+	};
+
+	
+	// An exception that may be raised on check errors.
+	class CheckError;
+	
+	LLUpdateChecker(Client & client);
+	
+	// Check status of current app on the given host for the channel and version provided.
+	void checkVersion(std::string const & urlBase, 
+					  std::string const & channel,
+					  std::string const & version,
+					  std::string const & platform,
+					  std::string const & platform_version,
+					  unsigned char       uniqueid[MD5HEX_STR_SIZE],
+					  bool                willing_to_test);
+	
+private:
+	LLPointer<Implementation> mImplementation;
+};
+
+
+class LLURI; // From lluri.h
+
+
+//
+// The client interface implemented by a requestor checking for an update.
+//
+class LLUpdateChecker::Client
+{
+public:
+	// An error occurred while checking for an update.
+	virtual void error(std::string const & message) = 0;
+	
+	// A successful response was received from the viewer version manager
+	virtual void response(LLSD const & content) = 0;
+};
+
+
+#endif