1 files changed, 202 insertions, 0 deletions
diff --git a/indra/newview/llviewerdisplayname.cpp b/indra/newview/llviewerdisplayname.cpp
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+++ b/indra/newview/llviewerdisplayname.cpp
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+/** 
+ * @file llviewerdisplayname.cpp
+ * @brief Wrapper for display name functionality
+ *
+ * $LicenseInfo:firstyear=2010&license=viewergpl$
+ * 
+ * Copyright (c) 2010, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+#include "llviewerprecompiledheaders.h"
+
+#include "llviewerdisplayname.h"
+
+// viewer includes
+#include "llagent.h"
+#include "llviewerregion.h"
+#include "llvoavatar.h"
+
+// library includes
+#include "llavatarnamecache.h"
+#include "llhttpclient.h"
+#include "llhttpnode.h"
+#include "llnotificationsutil.h"
+#include "llui.h"					// getLanguage()
+
+namespace LLViewerDisplayName
+{
+	// Fired when viewer receives server response to display name change
+	set_name_signal_t sSetDisplayNameSignal;
+}
+
+class LLSetDisplayNameResponder : public LLHTTPClient::Responder
+{
+public:
+	// only care about errors
+	/*virtual*/ void error(U32 status, const std::string& reason)
+	{
+		LLViewerDisplayName::sSetDisplayNameSignal(false, "", LLSD());
+		LLViewerDisplayName::sSetDisplayNameSignal.disconnect_all_slots();
+	}
+};
+
+void LLViewerDisplayName::set(const std::string& display_name, const set_name_slot_t& slot)
+{
+	// TODO: simple validation here
+
+	LLViewerRegion* region = gAgent.getRegion();
+	llassert(region);
+	std::string cap_url = region->getCapability("SetDisplayName");
+	if (cap_url.empty())
+	{
+		// this server does not support display names, report error
+		slot(false, "unsupported", LLSD());
+		return;
+	}
+
+	// People API can return localized error messages.  Indicate our
+	// language preference via header.
+	LLSD headers;
+	headers["Accept-Language"] = LLUI::getLanguage();
+
+	// People API requires both the old and new value to change a variable.
+	// Our display name will be in cache before the viewer's UI is available
+	// to request a change, so we can use direct lookup without callback.
+	LLAvatarName av_name;
+	if (!LLAvatarNameCache::get( gAgent.getID(), &av_name))
+	{
+		slot(false, "name unavailable", LLSD());
+		return;
+	}
+
+	// People API expects array of [ "old value", "new value" ]
+	LLSD change_array = LLSD::emptyArray();
+	change_array.append(av_name.mDisplayName);
+	change_array.append(display_name);
+	
+	llinfos << "Set name POST to " << cap_url << llendl;
+
+	// Record our caller for when the server sends back a reply
+	sSetDisplayNameSignal.connect(slot);
+	
+	// POST the requested change.  The sim will not send a response back to
+	// this request directly, rather it will send a separate message after it
+	// communicates with the back-end.
+	LLSD body;
+	body["display_name"] = change_array;
+	LLHTTPClient::post(cap_url, body, new LLSetDisplayNameResponder, headers);
+}
+
+class LLSetDisplayNameReply : public LLHTTPNode
+{
+	LOG_CLASS(LLSetDisplayNameReply);
+public:
+	/*virtual*/ void post(
+		LLHTTPNode::ResponsePtr response,
+		const LLSD& context,
+		const LLSD& input) const
+	{
+		LLSD body = input["body"];
+
+		S32 status = body["status"].asInteger();
+		bool success = (status == 200);
+		std::string reason = body["reason"].asString();
+		LLSD content = body["content"];
+
+		llinfos << "status " << status << " reason " << reason << llendl;
+
+		// If viewer's concept of display name is out-of-date, the set request
+		// will fail with 409 Conflict.  If that happens, fetch up-to-date
+		// name information.
+		if (status == 409)
+		{
+			LLUUID agent_id = gAgent.getID();
+			// Flush stale data
+			LLAvatarNameCache::erase( agent_id );
+			// Queue request for new data
+			LLAvatarName ignored;
+			LLAvatarNameCache::get( agent_id, &ignored );
+			// Kill name tag, as it is wrong
+			LLVOAvatar::invalidateNameTag( agent_id );
+		}
+
+		// inform caller of result
+		LLViewerDisplayName::sSetDisplayNameSignal(success, reason, content);
+		LLViewerDisplayName::sSetDisplayNameSignal.disconnect_all_slots();
+	}
+};
+
+#include "llsdserialize.h"
+
+class LLDisplayNameUpdate : public LLHTTPNode
+{
+	/*virtual*/ void post(
+		LLHTTPNode::ResponsePtr response,
+		const LLSD& context,
+		const LLSD& input) const
+	{
+		LLSD body = input["body"];
+		LLUUID agent_id = body["agent_id"];
+		std::string old_display_name = body["old_display_name"];
+		// By convention this record is called "agent" in the People API
+		LLSD name_data = body["agent"];
+
+		// Inject the new name data into cache
+		LLAvatarName av_name;
+		av_name.fromLLSD( name_data );
+
+		// Name expiration time may be provided in headers, or we may use a
+		// default value
+		// JAMESDEBUG TODO: get actual headers out of ResponsePtr
+		//LLSD headers = response->mHeaders;
+		LLSD headers;
+		av_name.mExpires = 
+			LLAvatarNameCache::nameExpirationFromHeaders(headers);
+
+		LLAvatarNameCache::insert(agent_id, av_name);
+
+		// force name tag to update
+		LLVOAvatar::invalidateNameTag(agent_id);
+
+		// Don't show a notification for my name, because we'll show a nicer
+		// dialog
+		if (agent_id != gAgent.getID())
+		{
+			LLSD args;
+			args["OLD_NAME"] = old_display_name;
+			args["SLID"] = av_name.mSLID;
+			args["NEW_NAME"] = av_name.mDisplayName;
+			LLNotificationsUtil::add("DisplayNameUpdate", args);
+		}
+	}
+};
+
+LLHTTPRegistration<LLSetDisplayNameReply>
+    gHTTPRegistrationMessageSetDisplayNameReply(
+		"/message/SetDisplayNameReply");
+
+LLHTTPRegistration<LLDisplayNameUpdate>
+    gHTTPRegistrationMessageDisplayNameUpdate(
+		"/message/DisplayNameUpdate");