7 files changed, 54 insertions, 47 deletions

diff --git a/src/HTTPServer/HTTPMessage.cpp b/src/HTTPServer/HTTPMessage.cpp
index 4226352e9..65d73fd87 100644
--- a/src/HTTPServer/HTTPMessage.cpp
+++ b/src/HTTPServer/HTTPMessage.cpp
@@ -35,8 +35,7 @@ cHTTPMessage::cHTTPMessage(eKind a_Kind) :
 
 void cHTTPMessage::AddHeader(const AString & a_Key, const AString & a_Value)
 {
-	AString Key = a_Key;
-	StrToLower(Key);
+	AString Key = StrToLower(a_Key);
 	cNameValueMap::iterator itr = m_Headers.find(Key);
 	if (itr == m_Headers.end())
 	{
diff --git a/src/Mobs/Monster.cpp b/src/Mobs/Monster.cpp
index 94df991a3..53334753a 100644
--- a/src/Mobs/Monster.cpp
+++ b/src/Mobs/Monster.cpp
@@ -710,8 +710,7 @@ AString cMonster::MobTypeToString(cMonster::eType a_MobType)
 
 cMonster::eType cMonster::StringToMobType(const AString & a_Name)
 {
-	AString lcName(a_Name);
-	StrToLower(lcName);
+	AString lcName = StrToLower(a_Name);
 	
 	// Binary-search for the lowercase name:
 	int lo = 0, hi = ARRAYCOUNT(g_MobTypeNames) - 1;
diff --git a/src/Protocol/MojangAPI.cpp b/src/Protocol/MojangAPI.cpp
index 9fdf07380..a7aea5490 100644
--- a/src/Protocol/MojangAPI.cpp
+++ b/src/Protocol/MojangAPI.cpp
@@ -190,8 +190,7 @@ void cMojangAPI::Start(cIniFile & a_SettingsIni)
 AString cMojangAPI::GetUUIDFromPlayerName(const AString & a_PlayerName, bool a_UseOnlyCached)
 {
 	// Convert the playername to lowercase:
-	AString lcPlayerName(a_PlayerName);
-	StrToLower(lcPlayerName);
+	AString lcPlayerName = StrToLower(a_PlayerName);
 	
 	// Request the cache to query the name if not yet cached:
 	if (!a_UseOnlyCached)
@@ -219,7 +218,7 @@ AString cMojangAPI::GetUUIDFromPlayerName(const AString & a_PlayerName, bool a_U
 AString cMojangAPI::GetPlayerNameFromUUID(const AString & a_UUID, bool a_UseOnlyCached)
 {
 	// Normalize the UUID to lowercase short format that is used as the map key:
-	AString UUID = StrToLower(MakeUUIDShort(a_UUID));
+	AString UUID = MakeUUIDShort(a_UUID);
 	
 	// Retrieve from caches:
 	{
@@ -260,8 +259,7 @@ AStringVector cMojangAPI::GetUUIDsFromPlayerNames(const AStringVector & a_Player
 	AStringVector PlayerNames;
 	for (AStringVector::const_iterator itr = a_PlayerNames.begin(), end = a_PlayerNames.end(); itr != end; ++itr)
 	{
-		AString Lower(*itr);
-		PlayerNames.push_back(StrToLower(Lower));
+		PlayerNames.push_back(StrToLower(*itr));
 	}  // for itr - a_PlayerNames[]
 	
 	// Request the cache to populate any names not yet contained:
@@ -292,12 +290,11 @@ AStringVector cMojangAPI::GetUUIDsFromPlayerNames(const AStringVector & a_Player
 
 void cMojangAPI::AddPlayerNameToUUIDMapping(const AString & a_PlayerName, const AString & a_UUID)
 {
-	AString lcName(a_PlayerName);
-	AString UUID = StrToLower(MakeUUIDShort(a_UUID));
+	AString UUID = MakeUUIDShort(a_UUID);
 	Int64 Now = time(NULL);
 	{
 		cCSLock Lock(m_CSNameToUUID);
-		m_NameToUUID[StrToLower(lcName)] = sProfile(a_PlayerName, UUID, "", "", Now);
+		m_NameToUUID[StrToLower(a_PlayerName)] = sProfile(a_PlayerName, UUID, "", "", Now);
 	}
 	{
 		cCSLock Lock(m_CSUUIDToName);
@@ -311,12 +308,11 @@ void cMojangAPI::AddPlayerNameToUUIDMapping(const AString & a_PlayerName, const
 
 void cMojangAPI::AddPlayerProfile(const AString & a_PlayerName, const AString & a_UUID, const Json::Value & a_Properties)
 {
-	AString lcName(a_PlayerName);
-	AString UUID = StrToLower(MakeUUIDShort(a_UUID));
+	AString UUID = MakeUUIDShort(a_UUID);
 	Int64 Now = time(NULL);
 	{
 		cCSLock Lock(m_CSNameToUUID);
-		m_NameToUUID[StrToLower(lcName)] = sProfile(a_PlayerName, UUID, "", "", Now);
+		m_NameToUUID[StrToLower(a_PlayerName)] = sProfile(a_PlayerName, UUID, "", "", Now);
 	}
 	{
 		cCSLock Lock(m_CSUUIDToName);
@@ -395,13 +391,13 @@ AString cMojangAPI::MakeUUIDShort(const AString & a_UUID)
 	{
 		case 32:
 		{
-			// Already is a short UUID
-			return a_UUID;
+			// Already is a short UUID, only lowercase
+			return StrToLower(a_UUID);
 		}
 		
 		case 36:
 		{
-			// Remove the dashes from the string:
+			// Remove the dashes from the string by appending together the parts between them:
 			AString res;
 			res.reserve(32);
 			res.append(a_UUID, 0, 8);
@@ -409,7 +405,7 @@ AString cMojangAPI::MakeUUIDShort(const AString & a_UUID)
 			res.append(a_UUID, 14, 4);
 			res.append(a_UUID, 19, 4);
 			res.append(a_UUID, 24, 12);
-			return res;
+			return StrToLower(res);
 		}
 	}
 	LOGWARNING("%s: Not an UUID: \"%s\".", __FUNCTION__, a_UUID.c_str());
@@ -427,8 +423,8 @@ AString cMojangAPI::MakeUUIDDashed(const AString & a_UUID)
 	{
 		case 36:
 		{
-			// Already is a dashed UUID
-			return a_UUID;
+			// Already is a dashed UUID, only lowercase
+			return StrToLower(a_UUID);
 		}
 		
 		case 32:
@@ -445,7 +441,7 @@ AString cMojangAPI::MakeUUIDDashed(const AString & a_UUID)
 			res.append(a_UUID, 16, 4);
 			res.push_back('-');
 			res.append(a_UUID, 20, 12);
-			return res;
+			return StrToLower(res);
 		}
 	}
 	LOGWARNING("%s: Not an UUID: \"%s\".", __FUNCTION__, a_UUID.c_str());
@@ -487,9 +483,8 @@ void cMojangAPI::LoadCachesFromDisk(void)
 				AString PlayerName = stmt.getColumn(0);
 				AString UUID       = stmt.getColumn(1);
 				Int64 DateTime     = stmt.getColumn(2);
-				AString lcPlayerName = PlayerName;
-				UUID = StrToLower(MakeUUIDShort(UUID));
-				m_NameToUUID[StrToLower(lcPlayerName)] = sProfile(PlayerName, UUID, "", "", DateTime);
+				UUID = MakeUUIDShort(UUID);
+				m_NameToUUID[StrToLower(PlayerName)] = sProfile(PlayerName, UUID, "", "", DateTime);
 				m_UUIDToName[UUID] = sProfile(PlayerName, UUID, "", "", DateTime);
 			}
 		}
@@ -502,9 +497,8 @@ void cMojangAPI::LoadCachesFromDisk(void)
 				AString Textures          = stmt.getColumn(2);
 				AString TexturesSignature = stmt.getColumn(2);
 				Int64 DateTime            = stmt.getColumn(4);
-				AString lcPlayerName = PlayerName;
-				UUID = StrToLower(MakeUUIDShort(UUID));
-				m_UUIDToProfile[StrToLower(lcPlayerName)] = sProfile(PlayerName, UUID, Textures, TexturesSignature, DateTime);
+				UUID = MakeUUIDShort(UUID);
+				m_UUIDToProfile[UUID] = sProfile(PlayerName, UUID, Textures, TexturesSignature, DateTime);
 			}
 		}
 	}
@@ -669,13 +663,12 @@ void cMojangAPI::CacheNamesToUUIDs(const AStringVector & a_PlayerNames)
 			{
 				Json::Value & Val = root[idx];
 				AString JsonName = Val.get("name", "").asString();
-				AString JsonUUID = StrToLower(MakeUUIDShort(Val.get("id", "").asString()));
+				AString JsonUUID = MakeUUIDShort(Val.get("id", "").asString());
 				if (JsonUUID.empty())
 				{
 					continue;
 				}
-				AString lcName = JsonName;
-				m_NameToUUID[StrToLower(lcName)] = sProfile(JsonName, JsonUUID, "", "", Now);
+				m_NameToUUID[StrToLower(JsonName)] = sProfile(JsonName, JsonUUID, "", "", Now);
 			}  // for idx - root[]
 		}  // cCSLock (m_CSNameToUUID)
 		
@@ -686,7 +679,7 @@ void cMojangAPI::CacheNamesToUUIDs(const AStringVector & a_PlayerNames)
 			{
 				Json::Value & Val = root[idx];
 				AString JsonName = Val.get("name", "").asString();
-				AString JsonUUID = StrToLower(MakeUUIDShort(Val.get("id", "").asString()));
+				AString JsonUUID = MakeUUIDShort(Val.get("id", "").asString());
 				if (JsonUUID.empty())
 				{
 					continue;
@@ -796,9 +789,8 @@ void cMojangAPI::CacheUUIDToProfile(const AString & a_UUID)
 		m_UUIDToName[a_UUID] = sProfile(PlayerName, a_UUID, Properties, Now);
 	}
 	{
-		AString lcPlayerName(PlayerName);
 		cCSLock Lock(m_CSNameToUUID);
-		m_NameToUUID[StrToLower(lcPlayerName)] = sProfile(PlayerName, a_UUID, Properties, Now);
+		m_NameToUUID[StrToLower(PlayerName)] = sProfile(PlayerName, a_UUID, Properties, Now);
 	}
 }
 
diff --git a/src/Protocol/MojangAPI.h b/src/Protocol/MojangAPI.h
index 08e799c73..6ed37625e 100644
--- a/src/Protocol/MojangAPI.h
+++ b/src/Protocol/MojangAPI.h
@@ -40,12 +40,12 @@ public:
 	
 	// tolua_begin
 	
-	/** Converts the given UUID to its short form (32 bytes, no dashes).
+	/** Normalizes the given UUID to its short form (32 bytes, no dashes, lowercase).
 	Logs a warning and returns empty string if not a UUID.
 	Note: only checks the string's length, not the actual content. */
 	static AString MakeUUIDShort(const AString & a_UUID);
 	
-	/** Converts the given UUID to its dashed form (36 bytes, 4 dashes).
+	/** Normalizes the given UUID to its dashed form (36 bytes, 4 dashes, lowercase).
 	Logs a warning and returns empty string if not a UUID.
 	Note: only checks the string's length, not the actual content. */
 	static AString MakeUUIDDashed(const AString & a_UUID);
diff --git a/src/StringUtils.cpp b/src/StringUtils.cpp
index 0e30e8ebb..5f88cbf64 100644
--- a/src/StringUtils.cpp
+++ b/src/StringUtils.cpp
@@ -196,9 +196,9 @@ AString TrimString(const AString & str)
 
 
 
-AString & StrToUpper(AString & s)
+AString & InPlaceLowercase(AString & s)
 {
-	std::transform(s.begin(), s.end(), s.begin(), ::toupper);
+	std::transform(s.begin(), s.end(), s.begin(), ::tolower);
 	return s;
 }
 
@@ -206,9 +206,9 @@ AString & StrToUpper(AString & s)
 
 
 
-AString & StrToLower(AString & s)
+AString & InPlaceUppercase(AString & s)
 {
-	std::transform(s.begin(), s.end(), s.begin(), ::tolower);
+	std::transform(s.begin(), s.end(), s.begin(), ::toupper);
 	return s;
 }
 
@@ -227,16 +227,25 @@ AString StrToLower(const AString & s)
 
 
 
+AString StrToUpper(const AString & s)
+{
+	AString res(s);
+	std::transform(res.begin(), res.end(), res.begin(), ::toupper);
+	return res;
+}
+
+
+
+
+
 int NoCaseCompare(const AString & s1, const AString & s2)
 {
 	#ifdef _MSC_VER
 		// MSVC has stricmp that compares case-insensitive:
 		return _stricmp(s1.c_str(), s2.c_str());
 	#else
-		// Do it the hard way:
-		AString s1Copy(s1);
-		AString s2Copy(s2);
-		return StrToUpper(s1Copy).compare(StrToUpper(s2Copy));
+		// Do it the hard way - convert both strings to lowercase:
+		return StrToLower(s1).compare(StrToLower(s2));
 	#endif  // else _MSC_VER
 }
 
diff --git a/src/StringUtils.h b/src/StringUtils.h
index 65363382d..142aaf59b 100644
--- a/src/StringUtils.h
+++ b/src/StringUtils.h
@@ -43,10 +43,13 @@ extern AStringVector StringSplitAndTrim(const AString & str, const AString & del
 extern AString TrimString(const AString & str);  // tolua_export
 
 /// In-place string conversion to uppercase; returns the same string
-extern AString & StrToUpper(AString & s);
+extern AString & InPlaceUppercase(AString & s);
 
 /// In-place string conversion to lowercase; returns the same string
-extern AString & StrToLower(AString & s);
+extern AString & InPlaceLowercase(AString & s);
+
+/** Returns an upper-cased copy of the string */
+extern AString StrToUpper(const AString & s);
 
 /** Returns a lower-cased copy of the string */
 extern AString StrToLower(const AString & s);
diff --git a/src/WorldStorage/WSSAnvil.cpp b/src/WorldStorage/WSSAnvil.cpp
index 434f1e21f..a9c9ae4b5 100644
--- a/src/WorldStorage/WSSAnvil.cpp
+++ b/src/WorldStorage/WSSAnvil.cpp
@@ -2495,7 +2495,7 @@ void cWSSAnvil::LoadWolfOwner(cWolf & a_Wolf, const cParsedNBT & a_NBT, int a_Ta
 	int OwnerUUIDIdx = a_NBT.FindChildByName(a_TagIdx, "OwnerUUID");
 	if (OwnerUUIDIdx > 0)
 	{
-		OwnerUUID = cMojangAPI::MakeUUIDShort(a_NBT.GetString(OwnerUUIDIdx));
+		OwnerUUID = a_NBT.GetString(OwnerUUIDIdx);
 	}
 	int OwnerIdx = a_NBT.FindChildByName(a_TagIdx, "Owner");
 	if (OwnerIdx > 0)
@@ -2520,6 +2520,11 @@ void cWSSAnvil::LoadWolfOwner(cWolf & a_Wolf, const cParsedNBT & a_NBT, int a_Ta
 			return;
 		}
 	}
+	else
+	{
+		// Normalize the UUID:
+		OwnerUUID = cMojangAPI::MakeUUIDShort(OwnerUUID);
+	}
 	
 	// Convert UUID to name, if needed:
 	if (OwnerName.empty())