flewkey/cuberite-2a
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Fix server-crash with non-existing items.

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This commit is contained in:
Howaner 2014-07-01 14:47:49 +02:00
parent 24c86df12e
commit 64f6ddf1e2
2 changed files with 8 additions and 2 deletions
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2
src/Items/ItemHandler.cpp
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@ -63,7 +63,7 @@ cItemHandler * cItemHandler::m_ItemHandler[2268];
cItemHandler * cItemHandler::GetItemHandler(int a_ItemType) cItemHandler * cItemHandler::GetItemHandler(int a_ItemType)
{ {
if (a_ItemType < 0) if ((a_ItemType < 0) || (a_ItemType >= ARRAYCOUNT(m_ItemHandler)) || (!IsValidBlock(a_ItemType) && !IsValidItem(a_ItemType)))
{ {
// Either nothing (-1), or bad value, both cases should return the air handler // Either nothing (-1), or bad value, both cases should return the air handler
if (a_ItemType < -1) if (a_ItemType < -1)

6
src/UI/Window.cpp
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@ -170,6 +170,12 @@ void cWindow::Clicked(
const cItem & a_ClickedItem const cItem & a_ClickedItem
) )
{ {
if (!IsValidItem(a_ClickedItem.m_ItemType) && !IsValidBlock(a_ClickedItem.m_ItemType))
{
LOGWARNING("%s: Player \"%s\" clicked to a non-existing item; ignoring click.", __FUNCTION__, a_Player.GetName().c_str());
return;
}
cPluginManager * PlgMgr = cRoot::Get()->GetPluginManager(); cPluginManager * PlgMgr = cRoot::Get()->GetPluginManager();
if (a_WindowID != m_WindowID) if (a_WindowID != m_WindowID)
{ {