Altitude/AlttdGriefPrevention
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Added warning for outdated servers.

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For those vulnerable to piston grief due to the addition of slime
blocks, which the Spigot team did not address in early versions of 1.8.
This commit is contained in:
ryanhamshire 2015-03-07 11:10:50 -08:00
parent 0ecaa0b674
commit d3a2637b92
1 changed files with 46 additions and 39 deletions
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85
src/me/ryanhamshire/GriefPrevention/BlockEventHandler.java
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@ -474,55 +474,62 @@ public class BlockEventHandler implements Listener
//pulling up is always safe
if(event.getDirection() == BlockFace.UP) return;
//don't track in worlds where claims are not enabled
if(!GriefPrevention.instance.claimsEnabledForWorld(event.getBlock().getWorld())) return;
//if pistons limited to only pulling blocks which are in the same claim the piston is in
if(GriefPrevention.instance.config_pistonsInClaimsOnly)
try
{
//if piston not in a land claim, cancel event
Claim pistonClaim = this.dataStore.getClaimAt(event.getBlock().getLocation(), false, null);
if(pistonClaim == null)
{
event.setCancelled(true);
return;
}
for(Block movedBlock : event.getBlocks())
{
//if pulled block isn't in the same land claim, cancel the event
if(!pistonClaim.contains(movedBlock.getLocation(), false, false))
//don't track in worlds where claims are not enabled
if(!GriefPrevention.instance.claimsEnabledForWorld(event.getBlock().getWorld())) return;
//if pistons limited to only pulling blocks which are in the same claim the piston is in
if(GriefPrevention.instance.config_pistonsInClaimsOnly)
{
//if piston not in a land claim, cancel event
Claim pistonClaim = this.dataStore.getClaimAt(event.getBlock().getLocation(), false, null);
if(pistonClaim == null)
{
event.setCancelled(true);
return;
}
}
}
//otherwise, consider ownership of both piston and block
else
{
//who owns the piston, if anyone?
String pistonOwnerName = "_";
Location pistonLocation = event.getBlock().getLocation();
Claim pistonClaim = this.dataStore.getClaimAt(pistonLocation, false, null);
if(pistonClaim != null) pistonOwnerName = pistonClaim.getOwnerName();
String movingBlockOwnerName = "_";
for(Block movedBlock : event.getBlocks())
for(Block movedBlock : event.getBlocks())
{
//if pulled block isn't in the same land claim, cancel the event
if(!pistonClaim.contains(movedBlock.getLocation(), false, false))
{
event.setCancelled(true);
return;
}
}
}
//otherwise, consider ownership of both piston and block
else
{
//who owns the moving block, if anyone?
Claim movingBlockClaim = this.dataStore.getClaimAt(movedBlock.getLocation(), false, pistonClaim);
if(movingBlockClaim != null) movingBlockOwnerName = movingBlockClaim.getOwnerName();
//if there are owners for the blocks, they must be the same player
//otherwise cancel the event
if(!pistonOwnerName.equals(movingBlockOwnerName))
//who owns the piston, if anyone?
String pistonOwnerName = "_";
Location pistonLocation = event.getBlock().getLocation();
Claim pistonClaim = this.dataStore.getClaimAt(pistonLocation, false, null);
if(pistonClaim != null) pistonOwnerName = pistonClaim.getOwnerName();
String movingBlockOwnerName = "_";
for(Block movedBlock : event.getBlocks())
{
event.setCancelled(true);
//who owns the moving block, if anyone?
Claim movingBlockClaim = this.dataStore.getClaimAt(movedBlock.getLocation(), false, pistonClaim);
if(movingBlockClaim != null) movingBlockOwnerName = movingBlockClaim.getOwnerName();
//if there are owners for the blocks, they must be the same player
//otherwise cancel the event
if(!pistonOwnerName.equals(movingBlockOwnerName))
{
event.setCancelled(true);
}
}
}
}
catch(NoSuchMethodError exception)
{
GriefPrevention.AddLogEntry("Your server is running an outdated version of 1.8 which has a griefing vulnerability. Update your server (reruns buildtools.jar to get an updated server JAR file) to ensure playres can't steal claimed blocks using pistons.");
}
}
//blocks are ignited ONLY by flint and steel (not by being near lava, open flames, etc), unless configured otherwise