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Limited the username length to 16 characters. 

This fixes a client crash, because Minecraft requires that a username is not longer than 16 characters.
See also: http://minecraft.gamepedia.com/The_Player#Name
Fixes #2545
This commit is contained in:
bibo38 2016-01-13 07:55:05 +01:00
parent 0902d5121c
commit 41aa7cf123
2 changed files with 8 additions and 0 deletions
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6
src/ClientHandle.cpp
View File

@ -1719,6 +1719,12 @@ bool cClientHandle::CheckMultiLogin(const AString & a_Username)
bool cClientHandle::HandleHandshake(const AString & a_Username)
{
if (a_Username.length() > 16)
{
Kick("Your username is too long(>16 characters)");
return false;
}
if (!cRoot::Get()->GetPluginManager()->CallHookHandshake(*this, a_Username))
{
if (cRoot::Get()->GetServer()->GetNumPlayers() >= cRoot::Get()->GetServer()->GetMaxPlayers())

2
src/Entities/Player.cpp
View File

@ -89,6 +89,8 @@ cPlayer::cPlayer(cClientHandlePtr a_Client, const AString & a_PlayerName) :
m_UUID((a_Client != nullptr) ? a_Client->GetUUID() : ""),
m_CustomName("")
{
ASSERT(a_PlayerName.length() <= 16); // Otherwise this player could crash many clients...
m_InventoryWindow = new cInventoryWindow(*this);
m_CurrentWindow = m_InventoryWindow;
m_InventoryWindow->OpenedByPlayer(*this);