Automated merge with ssh://hg.lindenlab.com/dessie/viewer-public

13 files changed, 509 insertions, 81 deletions

diff --git a/indra/newview/CMakeLists.txt b/indra/newview/CMakeLists.txt
index 2459165398..8a3e6bd6cc 100644
--- a/indra/newview/CMakeLists.txt
+++ b/indra/newview/CMakeLists.txt
@@ -350,6 +350,7 @@ set(viewer_SOURCE_FILES
     llpanelprofileview.cpp
     llpanelteleporthistory.cpp
     llpaneltiptoast.cpp
+    llpanelvoicefont.cpp
     llpanelvolume.cpp
     llpanelvolumepulldown.cpp
     llparcelselection.cpp
@@ -858,6 +859,7 @@ set(viewer_HEADER_FILES
     llpanelprofileview.h
     llpanelteleporthistory.h
     llpaneltiptoast.h
+    llpanelvoicefont.h
     llpanelvolume.h
     llpanelvolumepulldown.h
     llparcelselection.h
diff --git a/indra/newview/app_settings/logcontrol.xml b/indra/newview/app_settings/logcontrol.xml
index d7bb64ce8a..d3fb958638 100644
--- a/indra/newview/app_settings/logcontrol.xml
+++ b/indra/newview/app_settings/logcontrol.xml
@@ -40,6 +40,7 @@
 						</array>
 					<key>tags</key>
 						<array>
+							<string>Voice</string>
 						</array>
 				</map>
 			</array>
diff --git a/indra/newview/app_settings/settings.xml b/indra/newview/app_settings/settings.xml
index 35b5d0c0f5..e703bd770f 100644
--- a/indra/newview/app_settings/settings.xml
+++ b/indra/newview/app_settings/settings.xml
@@ -10484,6 +10484,17 @@
       <key>Value</key>
       <integer>0</integer>
     </map>
+    <key>VoiceFontUI</key>
+    <map>
+      <key>Comment</key>
+      <string>Whether or not to show the Voice Fonts UI</string>
+      <key>Persist</key>
+      <integer>0</integer>
+      <key>Type</key>
+      <string>Boolean</string>
+      <key>Value</key>
+      <integer>1</integer>
+    </map>
     <key>AutoDisengageMic</key>
     <map>
       <key>Comment</key>
diff --git a/indra/newview/app_settings/settings_per_account.xml b/indra/newview/app_settings/settings_per_account.xml
index 3ce32a05b0..1855bb0c0c 100644
--- a/indra/newview/app_settings/settings_per_account.xml
+++ b/indra/newview/app_settings/settings_per_account.xml
@@ -99,6 +99,17 @@
         <key>Value</key>
             <integer>1</integer>
         </map>
+    <key>VoiceFontDefault</key>
+    <map>
+        <key>Comment</key>
+            <string>Selected voice font</string>
+        <key>Persist</key>
+            <integer>1</integer>
+        <key>Type</key>
+            <string>String</string>
+        <key>Value</key>
+            <string>00000000-0000-0000-0000-000000000000</string>
+    </map>
 
     <!-- Settings below are for back compatibility only.
     They are not used in current viewer anymore. But they can't be removed to avoid
diff --git a/indra/newview/llcallfloater.cpp b/indra/newview/llcallfloater.cpp
index 5a96613870..1c03fbde41 100644
--- a/indra/newview/llcallfloater.cpp
+++ b/indra/newview/llcallfloater.cpp
@@ -52,6 +52,7 @@
 #include "lltransientfloatermgr.h"
 #include "llviewerwindow.h"
 #include "llvoicechannel.h"
+#include "llviewercontrol.h"
 #include "llviewerparcelmgr.h"
 
 static void get_voice_participants_uuids(uuid_vec_t& speakers_uuids);
@@ -95,7 +96,7 @@ static void* create_non_avatar_caller(void*)
 	return new LLNonAvatarCaller;
 }
 
-LLVoiceChannel* LLCallFloater::sCurrentVoiceCanel = NULL;
+LLVoiceChannel* LLCallFloater::sCurrentVoiceChannel = NULL;
 
 LLCallFloater::LLCallFloater(const LLSD& key)
 : LLTransientDockableFloater(NULL, false, key)
@@ -113,7 +114,7 @@ LLCallFloater::LLCallFloater(const LLSD& key)
 	mSpeakerDelayRemover = new LLSpeakersDelayActionsStorage(boost::bind(&LLCallFloater::removeVoiceLeftParticipant, this, _1), voice_left_remove_delay);
 
 	mFactoryMap["non_avatar_caller"] = LLCallbackMap(create_non_avatar_caller, NULL);
-	LLVoiceClient::getInstance()->addObserver(this);
+	LLVoiceClient::instance().addObserver(this);
 	LLTransientFloaterMgr::getInstance()->addControlView(this);
 
 	// force docked state since this floater doesn't save it between recreations
@@ -158,7 +159,6 @@ BOOL LLCallFloater::postBuild()
 
 	initAgentData();
 
-
 	connectToChannel(LLVoiceChannel::getCurrentVoiceChannel());
 
 	setIsChrome(true);
@@ -204,7 +204,7 @@ void LLCallFloater::draw()
 }
 
 // virtual
-void LLCallFloater::onChange()
+void LLCallFloater::onParticipantsChanged()
 {
 	if (NULL == mParticipants) return;
 
@@ -289,22 +289,22 @@ void LLCallFloater::updateSession()
 
 	if (NULL == mSpeakerManager)
 	{
-		// by default let show nearby chat participants
+		// By default show nearby chat participants
 		mSpeakerManager = LLLocalSpeakerMgr::getInstance();
 		lldebugs << "Set DEFAULT speaker manager" << llendl;
 		mVoiceType = VC_LOCAL_CHAT;
 	}
 
 	updateTitle();
-	
-	//hide "Leave Call" button for nearby chat
+
+	// Hide "Leave Call" button for nearby chat
 	bool is_local_chat = mVoiceType == VC_LOCAL_CHAT;
 	childSetVisible("leave_call_btn_panel", !is_local_chat);
 
 	refreshParticipantList();
 	updateAgentModeratorState();
 
-	//show floater for voice calls & only in CONNECTED to voice channel state
+	// Show floater for voice calls & only in CONNECTED to voice channel state
 	if (!is_local_chat &&
 	    voice_channel &&
 	    LLVoiceChannel::STATE_CONNECTED == voice_channel->getState())
@@ -370,7 +370,7 @@ void LLCallFloater::sOnCurrentChannelChanged(const LLUUID& /*session_id*/)
 	// *NOTE: if signal was sent for voice channel with LLVoiceChannel::STATE_NO_CHANNEL_INFO
 	// it sill be sent for the same channel again (when state is changed).
 	// So, lets ignore this call.
-	if (channel == sCurrentVoiceCanel) return;
+	if (channel == sCurrentVoiceChannel) return;
 
 	LLCallFloater* call_floater = LLFloaterReg::getTypedInstance<LLCallFloater>("voice_controls");
 
@@ -718,9 +718,9 @@ void LLCallFloater::connectToChannel(LLVoiceChannel* channel)
 {
 	mVoiceChannelStateChangeConnection.disconnect();
 
-	sCurrentVoiceCanel = channel;
+	sCurrentVoiceChannel = channel;
 
-	mVoiceChannelStateChangeConnection = sCurrentVoiceCanel->setStateChangedCallback(boost::bind(&LLCallFloater::onVoiceChannelStateChanged, this, _1, _2));
+	mVoiceChannelStateChangeConnection = sCurrentVoiceChannel->setStateChangedCallback(boost::bind(&LLCallFloater::onVoiceChannelStateChanged, this, _1, _2));
 
 	updateState(channel->getState());
 }
@@ -740,7 +740,7 @@ void LLCallFloater::onVoiceChannelStateChanged(const LLVoiceChannel::EState& old
 
 void LLCallFloater::updateState(const LLVoiceChannel::EState& new_state)
 {
-	LL_DEBUGS("Voice") << "Updating state: " << new_state << ", session name: " << sCurrentVoiceCanel->getSessionName() << LL_ENDL;
+	LL_DEBUGS("Voice") << "Updating state: " << new_state << ", session name: " << sCurrentVoiceChannel->getSessionName() << LL_ENDL;
 	if (LLVoiceChannel::STATE_CONNECTED == new_state)
 	{
 		updateSession();
diff --git a/indra/newview/llcallfloater.h b/indra/newview/llcallfloater.h
index 0a8ea7de39..e4341175e2 100644
--- a/indra/newview/llcallfloater.h
+++ b/indra/newview/llcallfloater.h
@@ -47,15 +47,15 @@ class LLSpeakerMgr;
 class LLSpeakersDelayActionsStorage;
 
 /**
- * The Voice Control Panel is an ambient window summoned by clicking the flyout chevron on the Speak button.
- * It can be torn-off and freely positioned onscreen.
+ * The Voice Control Panel is an ambient window summoned by clicking the flyout chevron
+ * on the Speak button. It can be torn-off and freely positioned onscreen.
  *
- * When the Resident is engaged in Nearby Voice Chat, the Voice Control Panel provides control over 
- * the Resident's own microphone input volume, the audible volume of each of the other participants,
- * the Resident's own Voice Morphing settings (if she has subscribed to enable the feature), and Voice Recording.
+ * When the Resident is engaged in Voice Chat, the Voice Control Panel provides control
+ * over the audible volume of each of the other participants, the Resident's own Voice
+ * Morphing settings (if she has subscribed to enable the feature), and Voice Recording.
  *
- * When the Resident is engaged in any chat except Nearby Chat, the Voice Control Panel also provides an 
- * 'Leave Call' button to allow the Resident to leave that voice channel.
+ * When the Resident is engaged in any chat except Nearby Chat, the Voice Control Panel
+ * also provides a 'Leave Call' button to allow the Resident to leave that voice channel.
  */
 class LLCallFloater : public LLTransientDockableFloater, LLVoiceClientParticipantObserver
 {
@@ -75,7 +75,7 @@ public:
 	 *
 	 * Refreshes list to display participants not in voice as disabled.
 	 */
-	/*virtual*/ void onChange();
+	/*virtual*/ void onParticipantsChanged();
 
 	static void sOnCurrentChannelChanged(const LLUUID& session_id);
 
@@ -259,7 +259,7 @@ private:
 	 *
 	 * @see sOnCurrentChannelChanged()
 	 */
-	static LLVoiceChannel* sCurrentVoiceCanel;
+	static LLVoiceChannel* sCurrentVoiceChannel;
 
 	/* virtual */
 	LLTransientFloaterMgr::ETransientGroup getGroup() { return LLTransientFloaterMgr::IM; }
diff --git a/indra/newview/llparticipantlist.cpp b/indra/newview/llparticipantlist.cpp
index 8c908449a0..878bb6a2c0 100644
--- a/indra/newview/llparticipantlist.cpp
+++ b/indra/newview/llparticipantlist.cpp
@@ -92,7 +92,7 @@ public:
 		mAvalineCallers.insert(avaline_caller_id);
 	}
 
-	void onChange()
+	void onParticipantsChanged()
 	{
 		uuid_set_t participant_uuids;
 		LLVoiceClient::getInstance()->getParticipantsUUIDSet(participant_uuids);
diff --git a/indra/newview/llspeakingindicatormanager.cpp b/indra/newview/llspeakingindicatormanager.cpp
index cc06179481..70028dc21b 100644
--- a/indra/newview/llspeakingindicatormanager.cpp
+++ b/indra/newview/llspeakingindicatormanager.cpp
@@ -107,7 +107,7 @@ private:
 	 * So, method does not calculate difference between these list it only switches off already 
 	 * switched on indicators and switches on indicators of voice channel participants
 	 */
-	void onChange();
+	void onParticipantsChanged();
 
 	/**
 	 * Changes state of indicators specified by LLUUIDs
@@ -205,7 +205,7 @@ void SpeakingIndicatorManager::sOnCurrentChannelChanged(const LLUUID& /*session_
 	mSwitchedIndicatorsOn.clear();
 }
 
-void SpeakingIndicatorManager::onChange()
+void SpeakingIndicatorManager::onParticipantsChanged()
 {
 	LL_DEBUGS("SpeakingIndicator") << "Voice participant list was changed, updating indicators" << LL_ENDL;
 
diff --git a/indra/newview/llvoicechannel.cpp b/indra/newview/llvoicechannel.cpp
index 7bb1006e93..9ab0bf9552 100644
--- a/indra/newview/llvoicechannel.cpp
+++ b/indra/newview/llvoicechannel.cpp
@@ -887,9 +887,9 @@ void LLVoiceChannelP2P::setSessionHandle(const std::string& handle, const std::s
 	else
 	{
 		LL_WARNS("Voice") << "incoming SIP URL is not provided. Channel may not work properly." << LL_ENDL;
-		// In case of incoming AvaLine call generated URI will be differ from original one.
-		// This is because Avatar-2-Avatar URI is based on avatar UUID but Avaline is not.
-		// See LLVoiceClient::sessionAddedEvent() -> setUUIDFromStringHash()
+		// In the case of an incoming AvaLine call, the generated URI will be different from the
+		// original one. This is because the P2P URI is based on avatar UUID but Avaline is not.
+		// See LLVoiceClient::sessionAddedEvent()
 		setURI(LLVoiceClient::getInstance()->sipURIFromID(mOtherUserID));
 	}
 	
diff --git a/indra/newview/llvoicechannel.h b/indra/newview/llvoicechannel.h
index 941cccacc3..5236b11853 100644
--- a/indra/newview/llvoicechannel.h
+++ b/indra/newview/llvoicechannel.h
@@ -112,7 +112,7 @@ protected:
 	void doSetState(const EState& state);
 	void setURI(std::string uri);
 
-	// there can be two directions ICOMING and OUTGOING
+	// there can be two directions INCOMING and OUTGOING
 	EDirection mCallDirection;
 
 	std::string	mURI;
diff --git a/indra/newview/llvoiceclient.cpp b/indra/newview/llvoiceclient.cpp
index 542ec16547..3c1dafc886 100644
--- a/indra/newview/llvoiceclient.cpp
+++ b/indra/newview/llvoiceclient.cpp
@@ -73,15 +73,11 @@
 #include "llvoavatarself.h"
 #include "llvoicechannel.h"
 
+#include "stringize.h"
+
 // for base64 decoding
 #include "apr_base64.h"
 
-// for SHA1 hash
-#include "apr_sha1.h"
-
-// for MD5 hash
-#include "llmd5.h"
-
 #define USE_SESSION_GROUPS 0
 
 static bool sConnectingToAgni = false;
@@ -116,14 +112,6 @@ const int MAX_LOGIN_RETRIES = 12;
 // blocked is VERY rare and it's better to sacrifice response time in this situation for the sake of stability.
 const int MAX_NORMAL_JOINING_SPATIAL_NUM = 50;
 
-static void setUUIDFromStringHash(LLUUID &uuid, const std::string &str)
-{
-	LLMD5 md5_uuid;
-	md5_uuid.update((const unsigned char*)str.data(), str.size());
-	md5_uuid.finalize();
-	md5_uuid.raw_digest(uuid.mData);
-}
-
 static int scale_mic_volume(float volume)
 {
 	// incoming volume has the range [0.0 ... 2.0], with 1.0 as the default.
@@ -254,6 +242,12 @@ protected:
 	std::string		audioMediaString;
 	std::string		displayNameString;
 	std::string		deviceString;
+	S32				id;
+	std::string		descriptionString;
+	std::string		expirationDateString;
+	bool			hasExpired;
+	S32				fontType;
+	S32				fontStatus;
 	int				participantType;
 	bool			isLocallyMuted;
 	bool			isModeratorMuted;
@@ -511,7 +505,20 @@ void LLVivoxProtocolParser::StartTag(const char *tag, const char **attr)
 			{
 				gVoiceClient->deleteAllAutoAcceptRules();
 			}
-			
+			else if (!stricmp("SessionFonts", tag))
+			{
+				LLVoiceClient::getInstance()->deleteAllVoiceFonts();
+			}
+			else if (!stricmp("SessionFont", tag))
+			{
+				id = 0;
+				nameString.clear();
+				descriptionString.clear();
+				expirationDateString.clear();
+				hasExpired = false;
+				fontType = 0;
+				fontStatus = 0;
+			}
 		}
 	}
 	responseDepth++;
@@ -639,6 +646,34 @@ void LLVivoxProtocolParser::EndTag(const char *tag)
 			autoAcceptMask = string;
 		else if (!stricmp("AutoAddAsBuddy", tag))
 			autoAddAsBuddy = string;
+		else if (!stricmp("SessionFont", tag))
+		{
+			LLVoiceClient::getInstance()->addVoiceFont(id, nameString, descriptionString, expirationDateString, hasExpired, fontType, fontStatus);
+		}
+		else if (!stricmp("ID", tag))
+		{
+			id = strtol(string.c_str(), NULL, 10);
+		}
+		else if (!stricmp("Description", tag))
+		{
+			descriptionString = string;
+		}
+		else if (!stricmp("ExpirationDate", tag))
+		{
+			expirationDateString = string;
+		}
+		else if (!stricmp("Expired", tag))
+		{
+			hasExpired = !stricmp(string.c_str(), "1");
+		}
+		else if (!stricmp("Type", tag))
+		{
+			fontType = strtol(string.c_str(), NULL, 10);
+		}
+		else if (!stricmp("Status", tag))
+		{
+			fontStatus = strtol(string.c_str(), NULL, 10);
+		}
 		else if (!stricmp("MessageHeader", tag))
 			messageHeader = string;
 		else if (!stricmp("MessageBody", tag))
@@ -909,6 +944,10 @@ void LLVivoxProtocolParser::processResponse(std::string tag)
 		{
 			gVoiceClient->accountListAutoAcceptRulesResponse(statusCode, statusString);						
 		}
+		else if (!stricmp(actionCstr, "Account.GetSessionFonts.1"))
+		{
+			LLVoiceClient::getInstance()->accountGetSessionFontsResponse(statusCode, statusString);
+		}
 		else if (!stricmp(actionCstr, "Session.Set3DPosition.1"))
 		{
 			// We don't need to process these, but they're so spammy we don't want to log them.
@@ -1337,6 +1376,7 @@ LLVoiceClient::LLVoiceClient() :
 	mBuddyListMapPopulated(false),
 	mBlockRulesListReceived(false),
 	mAutoAcceptRulesListReceived(false),
+
 	mCaptureDeviceDirty(false),
 	mRenderDeviceDirty(false),
 	mSpatialCoordsDirty(false),
@@ -1675,6 +1715,8 @@ std::string LLVoiceClient::state2string(LLVoiceClient::state inState)
 		CASE(stateNeedsLogin);
 		CASE(stateLoggingIn);
 		CASE(stateLoggedIn);
+		CASE(stateVoiceFontsWait);
+		CASE(stateVoiceFontsReceived);
 		CASE(stateCreatingSessionGroup);
 		CASE(stateNoChannel);
 		CASE(stateJoiningSession);
@@ -1816,7 +1858,8 @@ void LLVoiceClient::stateMachine()
 			// Clean up and reset everything. 
 			closeSocket();
 			deleteAllSessions();
-			deleteAllBuddies();		
+			deleteAllBuddies();
+			deleteAllVoiceFonts();
 			
 			mConnectorHandle.clear();
 			mAccountHandle.clear();
@@ -2250,6 +2293,10 @@ void LLVoiceClient::stateMachine()
 
 			notifyStatusObservers(LLVoiceClientStatusObserver::STATUS_LOGGED_IN);
 
+			// request the set of available voice fonts
+			setState(stateVoiceFontsWait);
+			accountGetSessionFontsSendMessage();
+
 			// request the current set of block rules (we'll need them when updating the friends list)
 			accountListBlockRulesSendMessage();
 			
@@ -2281,12 +2328,21 @@ void LLVoiceClient::stateMachine()
 					writeString(stream.str());
 				}
 			}
+		break;
 			
+		//MARK: stateVoiceFontsWait
+		case stateVoiceFontsWait:		// Await voice font list
+			// accountGetSessionFontsResponse() will transition from here to
+			// stateVoiceFontsReceived, to ensure we have the voice font list
+			// before attempting to create a session.
+		break;
+
+		//MARK: stateVoiceFontsReceived
+		case stateVoiceFontsReceived:		// Voice font list received
 #if USE_SESSION_GROUPS			
 			// create the main session group
-			sessionGroupCreateSendMessage();
-			
 			setState(stateCreatingSessionGroup);
+			sessionGroupCreateSendMessage();
 #else
 			// Not using session groups -- skip the stateCreatingSessionGroup state.
 			setState(stateNoChannel);
@@ -2574,6 +2630,7 @@ void LLVoiceClient::stateMachine()
 			mAccountHandle.clear();
 			deleteAllSessions();
 			deleteAllBuddies();
+			deleteAllVoiceFonts();
 
 			if(mVoiceEnabled && !mRelogRequested)
 			{
@@ -2757,6 +2814,24 @@ void LLVoiceClient::accountListAutoAcceptRulesSendMessage()
 	}
 }
 
+void LLVoiceClient::accountGetSessionFontsSendMessage()
+{
+	if(!mAccountHandle.empty())
+	{
+		std::ostringstream stream;
+
+		LL_DEBUGS("Voice") << "Requesting voice font list." << LL_ENDL;
+
+		stream
+		<< "<Request requestId=\"" << mCommandCookie++ << "\" action=\"Account.GetSessionFonts.1\">"
+			<< "<AccountHandle>" << mAccountHandle << "</AccountHandle>"
+		<< "</Request>"
+		<< "\n\n\n";
+
+		writeString(stream.str());
+	}
+}
+
 void LLVoiceClient::sessionGroupCreateSendMessage()
 {
 	if(!mAccountHandle.empty())
@@ -2779,7 +2854,10 @@ void LLVoiceClient::sessionGroupCreateSendMessage()
 void LLVoiceClient::sessionCreateSendMessage(sessionState *session, bool startAudio, bool startText)
 {
 	LL_DEBUGS("Voice") << "requesting create: " << session->mSIPURI << LL_ENDL;
-	
+
+	S32 font_index = getVoiceFontIndex(session->mVoiceFontID);
+	LL_DEBUGS("Voice") << "Requesting voice font: " << session->mVoiceFontID << " (" << font_index << ")" << LL_ENDL;
+
 	session->mCreateInProgress = true;
 	if(startAudio)
 	{
@@ -2803,10 +2881,11 @@ void LLVoiceClient::sessionCreateSendMessage(sessionState *session, bool startAu
 			<< "<Password>" << LLURI::escape(session->mHash, allowed_chars) << "</Password>"
 			<< "<PasswordHashAlgorithm>SHA1UserName</PasswordHashAlgorithm>";
 	}
-	
+
 	stream
 		<< "<ConnectAudio>" << (startAudio?"true":"false") << "</ConnectAudio>"
 		<< "<ConnectText>" << (startText?"true":"false") << "</ConnectText>"
+		<< "<VoiceFontID>" << font_index << "</VoiceFontID>"
 		<< "<Name>" << mChannelName << "</Name>"
 	<< "</Request>\n\n\n";
 	writeString(stream.str());
@@ -2815,7 +2894,10 @@ void LLVoiceClient::sessionCreateSendMessage(sessionState *session, bool startAu
 void LLVoiceClient::sessionGroupAddSessionSendMessage(sessionState *session, bool startAudio, bool startText)
 {
 	LL_DEBUGS("Voice") << "requesting create: " << session->mSIPURI << LL_ENDL;
-	
+
+	S32 font_index = getVoiceFontIndex(session->mVoiceFontID);
+	LL_DEBUGS("Voice") << "Requesting voice font: " << session->mVoiceFontID << " (" << font_index << ")" << LL_ENDL;
+
 	session->mCreateInProgress = true;
 	if(startAudio)
 	{
@@ -2841,6 +2923,7 @@ void LLVoiceClient::sessionGroupAddSessionSendMessage(sessionState *session, boo
 		<< "<Name>" << mChannelName << "</Name>"
 		<< "<ConnectAudio>" << (startAudio?"true":"false") << "</ConnectAudio>"
 		<< "<ConnectText>" << (startText?"true":"false") << "</ConnectText>"
+		<< "<VoiceFontID>" << font_index << "</VoiceFontID>"
 		<< "<Password>" << password << "</Password>"
 		<< "<PasswordHashAlgorithm>SHA1UserName</PasswordHashAlgorithm>"
 	<< "</Request>\n\n\n"
@@ -2853,6 +2936,9 @@ void LLVoiceClient::sessionMediaConnectSendMessage(sessionState *session)
 {
 	LL_DEBUGS("Voice") << "connecting audio to session handle: " << session->mHandle << LL_ENDL;
 
+	S32 font_index = getVoiceFontIndex(session->mVoiceFontID);
+	LL_DEBUGS("Voice") << "Requesting voice font: " << session->mVoiceFontID << " (" << font_index << ")" << LL_ENDL;
+
 	session->mMediaConnectInProgress = true;
 	
 	std::ostringstream stream;
@@ -2861,6 +2947,7 @@ void LLVoiceClient::sessionMediaConnectSendMessage(sessionState *session)
 	<< "<Request requestId=\"" << session->mHandle << "\" action=\"Session.MediaConnect.1\">"
 		<< "<SessionGroupHandle>" << session->mGroupHandle << "</SessionGroupHandle>"
 		<< "<SessionHandle>" << session->mHandle << "</SessionHandle>"
+		<< "<VoiceFontID>" << font_index << "</VoiceFontID>"
 		<< "<Media>Audio</Media>"
 	<< "</Request>\n\n\n";
 
@@ -2882,6 +2969,22 @@ void LLVoiceClient::sessionTextConnectSendMessage(sessionState *session)
 	writeString(stream.str());
 }
 
+void LLVoiceClient::sessionSetVoiceFontSendMessage(sessionState *session)
+{
+	S32 font_index = getVoiceFontIndex(session->mVoiceFontID);
+	LL_DEBUGS("Voice") << "Requesting voice font: " << session->mVoiceFontID << " (" << font_index << "), session handle: " << session->mHandle << LL_ENDL;
+
+	std::ostringstream stream;
+
+	stream
+	<< "<Request requestId=\"" << mCommandCookie++ << "\" action=\"Session.SetVoiceFont.1\">"
+		<< "<SessionHandle>" << session->mHandle << "</SessionHandle>"
+		<< "<SessionFontID>" << font_index << "</SessionFontID>"
+	<< "</Request>\n\n\n";
+
+	writeString(stream.str());
+}
+
 void LLVoiceClient::sessionTerminate()
 {
 	mSessionTerminateRequested = true;
@@ -4171,7 +4274,7 @@ void LLVoiceClient::sessionAddedEvent(
 			else
 			{
 				LL_INFOS("Voice") << "Could not generate caller id from uri, using hash of uri " << session->mSIPURI << LL_ENDL;
-				setUUIDFromStringHash(session->mCallerID, session->mSIPURI);
+				session->mCallerID.generate(session->mSIPURI);
 				session->mSynthesizedCallerID = true;
 				
 				// Can't look up the name in this case -- we have to extract it from the URI.
@@ -5147,8 +5250,8 @@ LLVoiceClient::participantState *LLVoiceClient::sessionState::addParticipant(con
 			else
 			{
 				// Create a UUID by hashing the URI, but do NOT set mAvatarIDValid.
-				// This tells code in LLVoiceClient that the ID will not be in the name cache.
-				setUUIDFromStringHash(result->mAvatarID, uri);
+				// This indicates that the ID will not be in the name cache.
+				result->mAvatarID.generate(uri);
 			}
 		}
 
@@ -6537,6 +6640,7 @@ LLVoiceClient::sessionState::sessionState() :
 	mMuteDirty(false),
 	mParticipantsChanged(false)
 {
+	mVoiceFontID = LLUUID(gSavedPerAccountSettings.getString("VoiceFontDefault"));
 }
 
 LLVoiceClient::sessionState::~sessionState()
@@ -7049,6 +7153,173 @@ void LLVoiceClient::addAutoAcceptRule(const std::string &autoAcceptMask, const s
 	}
 }
 
+LLVoiceClient::voiceFontEntry::voiceFontEntry(LLUUID& id) :
+	mID(id),
+	mFontIndex(0),
+	mHasExpired(false),
+	mFontType(VOICE_FONT_TYPE_NONE),
+	mFontStatus(VOICE_FONT_STATUS_NONE)
+{
+}
+
+LLVoiceClient::voiceFontEntry::~voiceFontEntry()
+{
+}
+
+void LLVoiceClient::deleteAllVoiceFonts()
+{
+	mVoiceFontList.clear();
+
+	voice_font_map_t::iterator iter;
+	for (iter = mVoiceFontMap.begin(); iter != mVoiceFontMap.end(); ++iter)
+	{
+		delete iter->second;
+	}
+	mVoiceFontMap.clear();
+}
+
+void LLVoiceClient::addVoiceFont(const S32 font_index,
+								 const std::string &name,
+								 const std::string &description,
+								 const std::string &expiration_date,
+								 const bool has_expired,
+								 const S32 font_type,
+								 const S32 font_status)
+{
+	// Vivox SessionFontIDs are not guaranteed to remain the same between
+	// sessions or grids so use a UUID for the name.
+
+	// If received name is not a UUID, fudge one by hashing the name and type
+	LLUUID font_id;
+	if (LLUUID::validate(name))
+	{
+		font_id = LLUUID(name);
+	}
+	else
+	{
+		font_id.generate(STRINGIZE(font_type << ":" << name));
+	}
+
+	voiceFontEntry *font = NULL;
+
+	// Hopefully won't happen, but behave gracefully if there is a duplicate
+	// by Replacing the previous one unless this one has expired.
+	// *TODO: Should maybe check for the later expiry date if neither has
+	// expired, and favour user fonts over root fonts? But as we shouldn't
+	// have duplicates anyway, it's probably not worth the effort.
+	voice_font_map_t::iterator iter = mVoiceFontMap.find(&font_id);
+	bool duplicate = (iter != mVoiceFontMap.end());
+	if (duplicate)
+	{
+		LL_DEBUGS("Voice") << "Voice font " << font_index << " duplicates " << iter->second->mFontIndex << "!" << LL_ENDL;
+
+		if (!has_expired)
+		{
+			font = iter->second;
+		}
+	}
+	else
+	{
+		font = new voiceFontEntry(font_id);
+	}
+
+	if (font)
+	{
+		font->mFontIndex = font_index;
+		// Use the description for the human readable name if available, as the
+		// "name" will probably be a UUID.
+		font->mName = description.empty() ? name : description;
+		font->mExpirationDate = expiration_date;
+		font->mHasExpired = has_expired;
+		font->mFontType = font_type;
+		font->mFontStatus = font_status;
+
+		LL_DEBUGS("Voice") << "Adding voice font : " << font_id << " (" << font_index << ") : " << name << (has_expired?" (Expired)":"") << LL_ENDL;
+
+		if (font_type < VOICE_FONT_TYPE_NONE || font_type >= VOICE_FONT_TYPE_UNKNOWN)
+		{
+			LL_DEBUGS("Voice") << "Unknown voice font type: " << font_type << LL_ENDL;
+		}
+		if (font_status < VOICE_FONT_STATUS_NONE || font_status >= VOICE_FONT_STATUS_UNKNOWN)
+		{
+			LL_DEBUGS("Voice") << "Unknown voice font status: " << font_status << LL_ENDL;
+		}
+
+		if (!duplicate)
+		{
+			mVoiceFontMap.insert(voice_font_map_t::value_type(&(font->mID), font));
+			mVoiceFontList.insert(voice_font_list_t::value_type(&(font->mName), &(font->mID)));
+		}
+	}
+}
+
+bool LLVoiceClient::setVoiceFont(const LLUUID& id)
+{
+	return mAudioSession ? setVoiceFont(mAudioSession->mHandle, id) : false;
+}
+
+bool LLVoiceClient::setVoiceFont(const std::string &session_handle, const LLUUID& id)
+{
+	sessionState *session = findSession(session_handle);
+	if (!session)
+	{
+		LL_DEBUGS("Voice") << "Invalid Session." << LL_ENDL;
+		return false;
+	}
+
+	if (!hasVoiceFonts())
+	{
+		LL_DEBUGS("Voice") << "Voice fonts not available." << LL_ENDL;
+		return false;
+	}
+
+	if (!id.isNull() && (mVoiceFontMap.find(&id) == mVoiceFontMap.end()))
+	{
+		LL_DEBUGS("Voice") << "Invalid voice font " << id << LL_ENDL;
+		return false;
+	}
+
+	// *TODO: Check for expired fonts?
+	mAudioSession->mVoiceFontID = id;
+
+	// *TODO: Separate voice font defaults for spatial chat and IM?
+	gSavedPerAccountSettings.setString("VoiceFontDefault", id.asString());
+
+	sessionSetVoiceFontSendMessage(session);
+	notifyVoiceFontObservers();
+
+	return true;
+}
+
+const LLUUID LLVoiceClient::getVoiceFont()
+{
+	return mAudioSession ? getVoiceFont(mAudioSession->mHandle) : LLUUID::null;
+}
+
+const LLUUID LLVoiceClient::getVoiceFont(const std::string &session_handle)
+{
+	sessionState *session = findSession(session_handle);
+	return session ? session->mVoiceFontID : LLUUID::null;
+}
+
+S32 LLVoiceClient::getVoiceFontIndex(const LLUUID& id) const
+{
+	S32 result = 0;
+	if (!id.isNull())
+	{
+		voice_font_map_t::const_iterator it = mVoiceFontMap.find(&id);
+		if (it != mVoiceFontMap.end())
+		{
+			result = it->second->mFontIndex;
+		}
+		else
+		{
+			LL_DEBUGS("Voice") << "Selected voice font " << id << " is not available." << LL_ENDL;
+		}
+	}
+	return result;
+}
+
 void LLVoiceClient::accountListBlockRulesResponse(int statusCode, const std::string &statusString)
 {
 	// Block list entries were updated via addBlockRule() during parsing.  Just flag that we're done.
@@ -7061,6 +7332,16 @@ void LLVoiceClient::accountListAutoAcceptRulesResponse(int statusCode, const std
 	mAutoAcceptRulesListReceived = true;
 }
 
+void LLVoiceClient::accountGetSessionFontsResponse(int statusCode, const std::string &statusString)
+{
+	// Voice font list entries were updated via addVoiceFont() during parsing.
+	if(getState() == stateVoiceFontsWait)
+	{
+		setState(stateVoiceFontsReceived);
+	}
+	notifyVoiceFontObservers();
+}
+
 void LLVoiceClient::addObserver(LLVoiceClientParticipantObserver* observer)
 {
 	mParticipantObservers.insert(observer);
@@ -7078,12 +7359,35 @@ void LLVoiceClient::notifyParticipantObservers()
 		)
 	{
 		LLVoiceClientParticipantObserver* observer = *it;
-		observer->onChange();
-		// In case onChange() deleted an entry.
+		observer->onParticipantsChanged();
+		// In case onParticipantsChanged() deleted an entry.
 		it = mParticipantObservers.upper_bound(observer);
 	}
 }
 
+void LLVoiceClient::addObserver(LLVoiceClientFontsObserver* observer)
+{
+	mVoiceFontObservers.insert(observer);
+}
+
+void LLVoiceClient::removeObserver(LLVoiceClientFontsObserver* observer)
+{
+	mVoiceFontObservers.erase(observer);
+}
+
+void LLVoiceClient::notifyVoiceFontObservers()
+{
+	for (voice_font_observer_set_t::iterator it = mVoiceFontObservers.begin();
+		 it != mVoiceFontObservers.end();
+		 )
+	{
+		LLVoiceClientFontsObserver* observer = *it;
+		observer->onVoiceFontsChanged();
+		// In case onVoiceFontsChanged() deleted an entry.
+		it = mVoiceFontObservers.upper_bound(observer);
+	}
+}
+
 void LLVoiceClient::addObserver(LLVoiceClientStatusObserver* observer)
 {
 	mStatusObservers.insert(observer);
diff --git a/indra/newview/llvoiceclient.h b/indra/newview/llvoiceclient.h
index a29c386182..a997f9d500 100644
--- a/indra/newview/llvoiceclient.h
+++ b/indra/newview/llvoiceclient.h
@@ -49,7 +49,14 @@ class LLVoiceClientParticipantObserver
 {
 public:
 	virtual ~LLVoiceClientParticipantObserver() { }
-	virtual void onChange() = 0;
+	virtual void onParticipantsChanged() = 0;
+};
+
+class LLVoiceClientFontsObserver
+{
+public:
+	virtual ~LLVoiceClientFontsObserver() { }
+	virtual void onVoiceFontsChanged() = 0;
 };
 
 class LLVoiceClientStatusObserver
@@ -358,6 +365,8 @@ static	void updatePosition(void);
 			bool		mParticipantsChanged;
 			participantMap mParticipantsByURI;
 			participantUUIDMap mParticipantsByUUID;
+
+			LLUUID		mVoiceFontID;
 		};
 
 		participantState *findParticipantByID(const LLUUID& id);
@@ -429,8 +438,29 @@ static	void updatePosition(void);
 		void deleteAllAutoAcceptRules(void);
 		void addAutoAcceptRule(const std::string &autoAcceptMask, const std::string &autoAddAsBuddy);
 		void accountListBlockRulesResponse(int statusCode, const std::string &statusString);						
-		void accountListAutoAcceptRulesResponse(int statusCode, const std::string &statusString);						
-		
+		void accountListAutoAcceptRulesResponse(int statusCode, const std::string &statusString);
+
+		/////////////////////////////
+		// Voice Fonts
+		bool hasVoiceFonts() const { return !mVoiceFontMap.empty(); };
+		bool setVoiceFont(const LLUUID& id);
+		bool setVoiceFont(const std::string &session_handle, const LLUUID& id);
+		const LLUUID getVoiceFont();
+		const LLUUID getVoiceFont(const std::string &session_handle);
+
+		typedef std::multimap<const std::string*, const LLUUID*, stringMapComparitor> voice_font_list_t;
+
+		const voice_font_list_t &getVoiceFontList() const { return mVoiceFontList; };
+
+		void addVoiceFont(const S32 id,
+						  const std::string &name,
+						  const std::string &description,
+						  const std::string &expiration_date,
+						  const bool has_expired,
+						  const S32 font_type,
+						  const S32 font_status);
+		void accountGetSessionFontsResponse(int statusCode, const std::string &statusString);
+
 		/////////////////////////////
 		// session control messages
 		void connectorCreate();
@@ -452,12 +482,15 @@ static	void updatePosition(void);
 
 		void accountListBlockRulesSendMessage();
 		void accountListAutoAcceptRulesSendMessage();
-		
+
+		void accountGetSessionFontsSendMessage();
+
 		void sessionGroupCreateSendMessage();
 		void sessionCreateSendMessage(sessionState *session, bool startAudio = true, bool startText = false);
 		void sessionGroupAddSessionSendMessage(sessionState *session, bool startAudio = true, bool startText = false);
 		void sessionMediaConnectSendMessage(sessionState *session);		// just joins the audio session
 		void sessionTextConnectSendMessage(sessionState *session);		// just joins the text session
+		void sessionSetVoiceFontSendMessage(sessionState *session);
 		void sessionTerminateSendMessage(sessionState *session);
 		void sessionGroupTerminateSendMessage(sessionState *session);
 		void sessionMediaDisconnectSendMessage(sessionState *session);
@@ -475,6 +508,9 @@ static	void updatePosition(void);
 		void addObserver(LLVoiceClientParticipantObserver* observer);
 		void removeObserver(LLVoiceClientParticipantObserver* observer);
 
+		void addObserver(LLVoiceClientFontsObserver* observer);
+		void removeObserver(LLVoiceClientFontsObserver* observer);
+
 		void addObserver(LLVoiceClientStatusObserver* observer);
 		void removeObserver(LLVoiceClientStatusObserver* observer);
 
@@ -489,7 +525,7 @@ static	void updatePosition(void);
 
 		deviceList *getCaptureDevices();
 		deviceList *getRenderDevices();
-		
+
 		void setNonSpatialChannel(
 			const std::string &uri,
 			const std::string &credentials);
@@ -562,6 +598,8 @@ static	void updatePosition(void);
 			stateNeedsLogin,			// send login request
 			stateLoggingIn,				// waiting for account handle
 			stateLoggedIn,				// account handle received
+			stateVoiceFontsWait,		// Awaiting the list of voice fonts
+			stateVoiceFontsReceived,	// List of voice fonts received
 			stateCreatingSessionGroup,	// Creating the main session group
 			stateNoChannel,				// 
 			stateJoiningSession,		// waiting for session handle
@@ -662,7 +700,48 @@ static	void updatePosition(void);
 		bool mBlockRulesListReceived;
 		bool mAutoAcceptRulesListReceived;
 		buddyListMap mBuddyListMap;
-		
+
+		// Voice Fonts
+
+		S32 getVoiceFontIndex(const LLUUID& id) const;
+		void deleteAllVoiceFonts();
+
+		typedef enum e_voice_font_type
+		{
+			VOICE_FONT_TYPE_NONE = 0,
+			VOICE_FONT_TYPE_ROOT = 1,
+			VOICE_FONT_TYPE_USER = 2,
+			VOICE_FONT_TYPE_UNKNOWN
+		} EVoiceFontType;
+
+		typedef enum e_voice_font_status
+		{
+			VOICE_FONT_STATUS_NONE = 0,
+			VOICE_FONT_STATUS_FREE = 1,
+			VOICE_FONT_STATUS_NOT_FREE = 2,
+			VOICE_FONT_STATUS_UNKNOWN
+		} EVoiceFontStatus;
+
+		struct voiceFontEntry
+		{
+			voiceFontEntry(LLUUID& id);
+			~voiceFontEntry();
+
+			LLUUID		mID;
+			S32			mFontIndex;
+			std::string mName;
+			std::string mExpirationDate;
+			bool		mHasExpired;
+			S32			mFontType;
+			S32			mFontStatus;
+		};
+		typedef std::map<const LLUUID*, voiceFontEntry*, uuidMapComparitor> voice_font_map_t;
+
+		voice_font_map_t	mVoiceFontMap;
+		voice_font_list_t	mVoiceFontList;
+
+		// Audio devices
+
 		deviceList mCaptureDevices;
 		deviceList mRenderDevices;
 
@@ -674,8 +753,8 @@ static	void updatePosition(void);
 		// This should be called when the code detects we have changed parcels.
 		// It initiates the call to the server that gets the parcel channel.
 		void parcelChanged();
-		
-	void switchChannel(std::string uri = std::string(), bool spatial = true, bool no_reconnect = false, bool is_p2p = false, std::string hash = "");
+
+		void switchChannel(std::string uri = std::string(), bool spatial = true, bool no_reconnect = false, bool is_p2p = false, std::string hash = "");
 		void joinSession(sessionState *session);
 		
 static 	std::string nameFromAvatar(LLVOAvatar *avatar);
@@ -764,6 +843,11 @@ static	std::string nameFromsipURI(const std::string &uri);
 
 		void notifyParticipantObservers();
 
+		typedef std::set<LLVoiceClientFontsObserver*> voice_font_observer_set_t;
+		voice_font_observer_set_t mVoiceFontObservers;
+
+		void notifyVoiceFontObservers();
+
 		typedef std::set<LLVoiceClientStatusObserver*> status_observer_set_t;
 		status_observer_set_t mStatusObservers;
 		
diff --git a/indra/newview/skins/default/xui/en/floater_voice_controls.xml b/indra/newview/skins/default/xui/en/floater_voice_controls.xml
index 5b77f11d71..83380577ca 100644
--- a/indra/newview/skins/default/xui/en/floater_voice_controls.xml
+++ b/indra/newview/skins/default/xui/en/floater_voice_controls.xml
@@ -3,7 +3,7 @@
  can_resize="true"
  can_minimize="true"
  can_close="false"
- height="202"
+ height="205"
  layout="topleft"
  min_height="124"
  min_width="190"
@@ -50,7 +50,7 @@
           user_resize="false" 
          auto_resize="false" 
          layout="topleft"
-         height="26"
+         height="20"
          name="my_panel">
             <avatar_icon
              enabled="false"
@@ -86,23 +86,38 @@
              visible="true"
              width="20" />
         </layout_panel>
-         <layout_panel
-          auto_resize="false"
-          user_resize="false" 
-          follows="top|left"
-          height="26"
-          visible="true"
-          layout="topleft"
-          name="leave_call_btn_panel"
-          width="100">
-           <button
-          follows="right|top"
-            height="23"
-            top_pad="0"
-            label="Leave Call"
-            name="leave_call_btn"
-            width="100" />
-         </layout_panel>
+        <layout_stack
+         clip="true"
+         auto_resize="false"
+         follows="left|top|right"
+         height="26"
+         layout="topleft"
+         mouse_opaque="false"
+         name="voice_font_and_leave_call_stack"
+         orientation="horizontal"
+         width="262">
+          <panel
+           class="panel_voice_font"
+           name="panel_voice_font"
+           visiblity_control="VoiceFontUI"
+           filename="panel_voice_font.xml" />
+          <layout_panel
+           auto_resize="false"
+           user_resize="false"
+           follows="top|right"
+           height="23"
+           visible="true"
+           layout="topleft"
+           name="leave_call_btn_panel"
+           width="100">
+            <button
+             follows="right|top"
+             height="23"
+             label="Leave Call"
+             name="leave_call_btn"
+             width="100" />
+          </layout_panel>
+        </layout_stack>
       <layout_panel
           follows="all"
           layout="topleft"