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diff --git a/indra/newview/llfacebookconnect.cpp b/indra/newview/llfacebookconnect.cpp
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+/** 
+ * @file llfacebookconnect.h
+ * @author Merov, Cho, Gil
+ * @brief Connection to Facebook Service
+ *
+ * $LicenseInfo:firstyear=2013&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2013, 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
+ * $/LicenseInfo$
+ */
+
+#include "llviewerprecompiledheaders.h"
+
+#include "llfacebookconnect.h"
+
+#include "llagent.h"
+#include "llcallingcard.h"			// for LLAvatarTracker
+#include "llcommandhandler.h"
+#include "llhttpclient.h"
+#include "llnotificationsutil.h"
+#include "llurlaction.h"
+#include "llimagepng.h"
+#include "llimagejpeg.h"
+#include "lltrans.h"
+#include "llevents.h"
+
+boost::scoped_ptr<LLEventPump> LLFacebookConnect::sStateWatcher(new LLEventStream("FacebookConnectState"));
+boost::scoped_ptr<LLEventPump> LLFacebookConnect::sContentWatcher(new LLEventStream("FacebookConnectContent"));
+
+// Local functions
+void log_facebook_connect_error(const std::string& request, U32 status, const std::string& reason, const std::string& code, const std::string& description)
+{
+    // Note: 302 (redirect) is *not* an error that warrants logging
+    if (status != 302)
+    {
+		LL_WARNS("FacebookConnect") << request << " request failed with a " << status << " " << reason << ". Reason: " << code << "(" << description << ")" << LL_ENDL;
+    }
+}
+
+void toast_user_for_success()
+{
+	LLSD args;
+    args["MESSAGE"] = LLTrans::getString("facebook_post_success");
+    LLNotificationsUtil::add("SystemMessage", args);
+}
+
+///////////////////////////////////////////////////////////////////////////////
+//
+class LLFacebookConnectHandler : public LLCommandHandler
+{
+public:
+	LLFacebookConnectHandler() : LLCommandHandler("fbc", UNTRUSTED_THROTTLE) { }
+    
+	bool handle(const LLSD& tokens, const LLSD& query_map, LLMediaCtrl* web)
+	{
+		if (tokens.size() > 0)
+		{
+			if (tokens[0].asString() == "connect")
+			{
+				if (query_map.has("code"))
+				{
+                    LLFacebookConnect::instance().connectToFacebook(query_map["code"], query_map.get("state"));
+				}
+				return true;
+			}
+		}
+		return false;
+	}
+};
+LLFacebookConnectHandler gFacebookConnectHandler;
+
+///////////////////////////////////////////////////////////////////////////////
+//
+class LLFacebookConnectResponder : public LLHTTPClient::Responder
+{
+	LOG_CLASS(LLFacebookConnectResponder);
+public:
+	
+    LLFacebookConnectResponder()
+    {
+        LLFacebookConnect::instance().setConnectionState(LLFacebookConnect::FB_CONNECTION_IN_PROGRESS);
+    }
+    
+	virtual void completed(U32 status, const std::string& reason, const LLSD& content)
+	{
+		if (isGoodStatus(status))
+		{
+			LL_DEBUGS("FacebookConnect") << "Connect successful. content: " << content << LL_ENDL;
+			
+			// Grab some graph data now that we are connected
+            LLFacebookConnect::instance().setConnectionState(LLFacebookConnect::FB_CONNECTED);
+		}
+		else
+		{
+            LLFacebookConnect::instance().setConnectionState(LLFacebookConnect::FB_CONNECTION_FAILED);
+            log_facebook_connect_error("Connect", status, reason, content.get("error_code"), content.get("error_description"));
+		}
+	}
+    
+    void completedHeader(U32 status, const std::string& reason, const LLSD& content)
+    {
+        if (status == 302)
+        {
+            LLFacebookConnect::instance().openFacebookWeb(content["location"]);
+        }
+    }
+};
+
+///////////////////////////////////////////////////////////////////////////////
+//
+class LLFacebookShareResponder : public LLHTTPClient::Responder
+{
+	LOG_CLASS(LLFacebookShareResponder);
+public:
+    
+	LLFacebookShareResponder()
+	{
+		LLFacebookConnect::instance().setConnectionState(LLFacebookConnect::FB_POSTING);
+	}
+	
+	virtual void completed(U32 status, const std::string& reason, const LLSD& content)
+	{
+		if (isGoodStatus(status))
+		{
+            toast_user_for_success();
+			LL_DEBUGS("FacebookConnect") << "Post successful. content: " << content << LL_ENDL;
+			
+			LLFacebookConnect::instance().setConnectionState(LLFacebookConnect::FB_POSTED);
+		}
+		else if (status == 404)
+		{
+			LLFacebookConnect::instance().connectToFacebook();
+		}
+		else
+		{
+            LLFacebookConnect::instance().setConnectionState(LLFacebookConnect::FB_POST_FAILED);
+            log_facebook_connect_error("Share", status, reason, content.get("error_code"), content.get("error_description"));
+		}
+	}
+    
+    void completedHeader(U32 status, const std::string& reason, const LLSD& content)
+    {
+        if (status == 302)
+        {
+            LLFacebookConnect::instance().openFacebookWeb(content["location"]);
+        }
+    }
+};
+
+///////////////////////////////////////////////////////////////////////////////
+//
+class LLFacebookDisconnectResponder : public LLHTTPClient::Responder
+{
+	LOG_CLASS(LLFacebookDisconnectResponder);
+public:
+    
+	virtual void completed(U32 status, const std::string& reason, const LLSD& content)
+	{
+		if (isGoodStatus(status))
+		{
+			LL_DEBUGS("FacebookConnect") << "Disconnect successful. content: " << content << LL_ENDL;
+			
+			// Clear all facebook stuff
+            LLFacebookConnect::instance().setConnectionState(LLFacebookConnect::FB_NOT_CONNECTED);
+			LLFacebookConnect::instance().clearContent();
+		}
+		else
+		{
+            log_facebook_connect_error("Disconnect", status, reason, content.get("error_code"), content.get("error_description"));
+		}
+	}
+};
+
+///////////////////////////////////////////////////////////////////////////////
+//
+class LLFacebookConnectedResponder : public LLHTTPClient::Responder
+{
+	LOG_CLASS(LLFacebookConnectedResponder);
+public:
+    
+	LLFacebookConnectedResponder(bool auto_connect) : mAutoConnect(auto_connect)
+    {
+		LLFacebookConnect::instance().setConnectionState(LLFacebookConnect::FB_CONNECTION_IN_PROGRESS);
+    }
+    
+	virtual void completed(U32 status, const std::string& reason, const LLSD& content)
+	{
+		if (isGoodStatus(status))
+		{
+			LL_DEBUGS("FacebookConnect") << "Connect successful. content: " << content << LL_ENDL;
+            
+            LLFacebookConnect::instance().setConnectionState(LLFacebookConnect::FB_CONNECTED);
+		}
+		else
+		{
+			// show the facebook login page if not connected yet
+			if (status == 404)
+			{
+				if (mAutoConnect)
+				{
+					LLFacebookConnect::instance().connectToFacebook();
+				}
+				else
+				{
+					LLFacebookConnect::instance().setConnectionState(LLFacebookConnect::FB_NOT_CONNECTED);
+				}
+			}
+            else
+            {
+                LLFacebookConnect::instance().setConnectionState(LLFacebookConnect::FB_CONNECTION_FAILED);
+				log_facebook_connect_error("Connected", status, reason, content.get("error_code"), content.get("error_description"));
+            }
+		}
+	}
+    
+private:
+	bool mAutoConnect;
+};
+
+///////////////////////////////////////////////////////////////////////////////
+//
+class LLFacebookFriendsResponder : public LLHTTPClient::Responder
+{
+	LOG_CLASS(LLFacebookFriendsResponder);
+public:
+
+	virtual void completed(U32 status, const std::string& reason, const LLSD& content)
+	{
+		if (isGoodStatus(status))
+		{
+			llinfos << "Facebook: Friends list received" << llendl;
+			LL_DEBUGS("FacebookConnect") << "Getting Facebook friends successful. content: " << content << LL_ENDL;
+			LLFacebookConnect::instance().storeContent(content);
+		}
+		else
+		{
+            log_facebook_connect_error("Friends", status, reason, content.get("error_code"), content.get("error_description"));
+		}
+	}
+
+    void completedHeader(U32 status, const std::string& reason, const LLSD& content)
+    {
+        if (status == 302)
+        {
+            LLFacebookConnect::instance().openFacebookWeb(content["location"]);
+        }
+    }
+};
+
+///////////////////////////////////////////////////////////////////////////////
+//
+LLFacebookConnect::LLFacebookConnect()
+:	mConnectionState(FB_NOT_CONNECTED),
+    mContent(),
+    mGeneration(0)
+{
+}
+
+void LLFacebookConnect::openFacebookWeb(std::string url)
+{
+	LLUrlAction::openURLExternal(url);
+}
+
+std::string LLFacebookConnect::getFacebookConnectURL(const std::string& route)
+{
+	//static std::string sFacebookConnectUrl = gAgent.getRegion()->getCapability("FacebookConnect");
+	static std::string sFacebookConnectUrl = "https://pdp15.lindenlab.com/fbc/agent/" + gAgentID.asString(); // TEMPORARY HACK FOR FB DEMO - Cho
+	std::string url = sFacebookConnectUrl + route;
+	llinfos << url << llendl;
+	return url;
+}
+
+void LLFacebookConnect::connectToFacebook(const std::string& auth_code, const std::string& auth_state)
+{
+	LLSD body;
+	if (!auth_code.empty())
+		body["code"] = auth_code;
+	if (!auth_state.empty())
+		body["state"] = auth_state;
+    
+	LLHTTPClient::put(getFacebookConnectURL("/connection"), body, new LLFacebookConnectResponder());
+}
+
+void LLFacebookConnect::disconnectFromFacebook()
+{
+	LLHTTPClient::del(getFacebookConnectURL("/connection"), new LLFacebookDisconnectResponder());
+}
+
+void LLFacebookConnect::checkConnectionToFacebook(bool auto_connect)
+{
+    if ((mConnectionState == FB_NOT_CONNECTED) || (mConnectionState == FB_CONNECTION_FAILED) || (mConnectionState == FB_POST_FAILED))
+    {
+        const bool follow_redirects = false;
+        const F32 timeout = HTTP_REQUEST_EXPIRY_SECS;
+        LLHTTPClient::get(getFacebookConnectURL("/connection"), new LLFacebookConnectedResponder(auto_connect),
+                          LLSD(), timeout, follow_redirects);
+    }
+}
+
+void LLFacebookConnect::loadFacebookFriends()
+{
+	const bool follow_redirects = false;
+	const F32 timeout = HTTP_REQUEST_EXPIRY_SECS;
+	LLHTTPClient::get(getFacebookConnectURL("/friends"), new LLFacebookFriendsResponder(),
+					  LLSD(), timeout, follow_redirects);
+}
+
+void LLFacebookConnect::postCheckin(const std::string& location, const std::string& name, const std::string& description, const std::string& image, const std::string& message)
+{
+	LLSD body;
+	if (!location.empty())
+		body["location"] = location;
+	if (!name.empty())
+		body["name"] = name;
+	if (!description.empty())
+		body["description"] = description;
+	if (!image.empty())
+		body["image"] = image;
+	if (!message.empty())
+		body["message"] = message;
+
+	// Note: we can use that route for different publish action. We should be able to use the same responder.
+	LLHTTPClient::post(getFacebookConnectURL("/share/checkin"), body, new LLFacebookShareResponder());
+}
+
+void LLFacebookConnect::sharePhoto(const std::string& image_url, const std::string& caption)
+{
+	LLSD body;
+	body["image"] = image_url;
+	body["caption"] = caption;
+	
+    // Note: we can use that route for different publish action. We should be able to use the same responder.
+	LLHTTPClient::post(getFacebookConnectURL("/share/photo"), body, new LLFacebookShareResponder());
+}
+
+void LLFacebookConnect::sharePhoto(LLPointer<LLImageFormatted> image, const std::string& caption)
+{
+	std::string imageFormat;
+	if (dynamic_cast<LLImagePNG*>(image.get()))
+	{
+		imageFormat = "png";
+	}
+	else if (dynamic_cast<LLImageJPEG*>(image.get()))
+	{
+		imageFormat = "jpg";
+	}
+	else
+	{
+		llwarns << "Image to upload is not a PNG or JPEG" << llendl;
+		return;
+	}
+	
+	// All this code is mostly copied from LLWebProfile::post()
+	const std::string boundary = "----------------------------0123abcdefab";
+
+	LLSD headers;
+	headers["Content-Type"] = "multipart/form-data; boundary=" + boundary;
+
+	std::ostringstream body;
+
+	// *NOTE: The order seems to matter.
+	body	<< "--" << boundary << "\r\n"
+			<< "Content-Disposition: form-data; name=\"caption\"\r\n\r\n"
+			<< caption << "\r\n";
+
+	body	<< "--" << boundary << "\r\n"
+			<< "Content-Disposition: form-data; name=\"image\"; filename=\"snapshot." << imageFormat << "\"\r\n"
+			<< "Content-Type: image/" << imageFormat << "\r\n\r\n";
+
+	// Insert the image data.
+	// *FIX: Treating this as a string will probably screw it up ...
+	U8* image_data = image->getData();
+	for (S32 i = 0; i < image->getDataSize(); ++i)
+	{
+		body << image_data[i];
+	}
+
+	body <<	"\r\n--" << boundary << "--\r\n";
+
+	// postRaw() takes ownership of the buffer and releases it later.
+	size_t size = body.str().size();
+	U8 *data = new U8[size];
+	memcpy(data, body.str().data(), size);
+	
+    // Note: we can use that route for different publish action. We should be able to use the same responder.
+	LLHTTPClient::postRaw(getFacebookConnectURL("/share/photo"), data, size, new LLFacebookShareResponder(), headers);
+}
+
+void LLFacebookConnect::updateStatus(const std::string& message)
+{
+	LLSD body;
+	body["message"] = message;
+	
+    // Note: we can use that route for different publish action. We should be able to use the same responder.
+	LLHTTPClient::post(getFacebookConnectURL("/share/wall"), body, new LLFacebookShareResponder());
+}
+
+void LLFacebookConnect::storeContent(const LLSD& content)
+{
+    mGeneration++;
+    mContent = content;
+
+	sContentWatcher->post(content);
+}
+
+const LLSD& LLFacebookConnect::getContent() const
+{
+    return mContent;
+}
+
+void LLFacebookConnect::clearContent()
+{
+    mGeneration++;
+    mContent = LLSD();
+}
+
+void LLFacebookConnect::setConnectionState(LLFacebookConnect::EConnectionState connection_state)
+{
+	if (mConnectionState != connection_state)
+	{
+		LLSD state_info;
+		state_info["enum"] = connection_state;
+		sStateWatcher->post(state_info);
+	}
+	
+	mConnectionState = connection_state;
+}