If Essentials core fails to read one of the configs now, it will disable itself. If other modules detect that Essentials is not enabled, they will be disabled too. EssentialsProtect will go into emergency mode, canceling all events that could hurt your world. Fix the file and either restart or reload the server.

4 files changed, 100 insertions, 3 deletions

diff --git a/EssentialsProtect/src/com/earth2me/essentials/protect/EmergencyBlockListener.java b/EssentialsProtect/src/com/earth2me/essentials/protect/EmergencyBlockListener.java
new file mode 100644
index 000000000..479d2eda6
--- /dev/null
+++ b/EssentialsProtect/src/com/earth2me/essentials/protect/EmergencyBlockListener.java
@@ -0,0 +1,36 @@
+package com.earth2me.essentials.protect;
+
+import org.bukkit.event.block.BlockBreakEvent;
+import org.bukkit.event.block.BlockBurnEvent;
+import org.bukkit.event.block.BlockFromToEvent;
+import org.bukkit.event.block.BlockIgniteEvent;
+import org.bukkit.event.block.BlockListener;
+
+
+public class EmergencyBlockListener extends BlockListener
+{
+
+	@Override
+	public void onBlockBurn(final BlockBurnEvent event)
+	{
+		event.setCancelled(true);
+	}
+
+	@Override
+	public void onBlockIgnite(final BlockIgniteEvent event)
+	{
+		event.setCancelled(true);
+	}
+
+	@Override
+	public void onBlockFromTo(final BlockFromToEvent event)
+	{
+		event.setCancelled(true);
+	}
+
+	@Override
+	public void onBlockBreak(final BlockBreakEvent event)
+	{
+		event.setCancelled(true);
+	}
+}
diff --git a/EssentialsProtect/src/com/earth2me/essentials/protect/EmergencyEntityListener.java b/EssentialsProtect/src/com/earth2me/essentials/protect/EmergencyEntityListener.java
new file mode 100644
index 000000000..a220f07d5
--- /dev/null
+++ b/EssentialsProtect/src/com/earth2me/essentials/protect/EmergencyEntityListener.java
@@ -0,0 +1,22 @@
+package com.earth2me.essentials.protect;
+
+import org.bukkit.event.entity.EntityDamageEvent;
+import org.bukkit.event.entity.EntityExplodeEvent;
+import org.bukkit.event.entity.EntityListener;
+
+
+public class EmergencyEntityListener extends EntityListener
+{
+
+	@Override
+	public void onEntityExplode(final EntityExplodeEvent event)
+	{
+		event.setCancelled(true);
+	}
+
+	@Override
+	public void onEntityDamage(final EntityDamageEvent event)
+	{
+		event.setCancelled(true);
+	}
+}
diff --git a/EssentialsProtect/src/com/earth2me/essentials/protect/EmergencyPlayerListener.java b/EssentialsProtect/src/com/earth2me/essentials/protect/EmergencyPlayerListener.java
new file mode 100644
index 000000000..e92325946
--- /dev/null
+++ b/EssentialsProtect/src/com/earth2me/essentials/protect/EmergencyPlayerListener.java
@@ -0,0 +1,16 @@
+package com.earth2me.essentials.protect;
+
+import org.bukkit.event.player.PlayerJoinEvent;
+import org.bukkit.event.player.PlayerListener;
+
+
+public class EmergencyPlayerListener extends PlayerListener
+{
+
+	@Override
+	public void onPlayerJoin(PlayerJoinEvent event)
+	{
+		event.getPlayer().sendMessage("Essentials Protect is in emergency mode. Check your log for errors.");
+	}
+	
+}
diff --git a/EssentialsProtect/src/com/earth2me/essentials/protect/EssentialsProtect.java b/EssentialsProtect/src/com/earth2me/essentials/protect/EssentialsProtect.java
index 897112cb6..13e931f8d 100644
--- a/EssentialsProtect/src/com/earth2me/essentials/protect/EssentialsProtect.java
+++ b/EssentialsProtect/src/com/earth2me/essentials/protect/EssentialsProtect.java
@@ -51,6 +51,14 @@ public class EssentialsProtect extends JavaPlugin implements IConf, IProtect
 	{
 		final PluginManager pm = this.getServer().getPluginManager();
 		ess = (IEssentials)pm.getPlugin("Essentials");
+		if (!this.getDescription().getVersion().equals(ess.getDescription().getVersion()))
+		{
+			LOGGER.log(Level.WARNING, _("versionMismatchAll"));
+		}
+		if (!ess.isEnabled()) {
+			enableEmergencyMode(pm);
+			return;
+		}
 
 		final EssentialsProtectPlayerListener playerListener = new EssentialsProtectPlayerListener(this);
 		pm.registerEvent(Type.PLAYER_INTERACT, playerListener, Priority.Low, this);
@@ -79,11 +87,26 @@ public class EssentialsProtect extends JavaPlugin implements IConf, IProtect
 
 		reloadConfig();
 		ess.addReloadListener(this);
-		if (!this.getDescription().getVersion().equals(ess.getDescription().getVersion()))
+		LOGGER.info(_("loadinfo", this.getDescription().getName(), this.getDescription().getVersion(), "essentials team"));
+	}
+
+	private void enableEmergencyMode(final PluginManager pm)
+	{
+		final EmergencyBlockListener emBlockListener = new EmergencyBlockListener();
+		final EmergencyEntityListener emEntityListener = new EmergencyEntityListener();
+		final EmergencyPlayerListener emPlayerListener = new EmergencyPlayerListener();
+		pm.registerEvent(Type.PLAYER_JOIN, emPlayerListener, Priority.Low, this);
+		pm.registerEvent(Type.BLOCK_BURN, emBlockListener, Priority.Low, this);
+		pm.registerEvent(Type.BLOCK_IGNITE, emBlockListener, Priority.Low, this);
+		pm.registerEvent(Type.BLOCK_FROMTO, emBlockListener, Priority.Low, this);
+		pm.registerEvent(Type.BLOCK_BREAK, emBlockListener, Priority.Low, this);
+		pm.registerEvent(Type.ENTITY_DAMAGE, emEntityListener, Priority.Low, this);
+		pm.registerEvent(Type.ENTITY_EXPLODE, emEntityListener, Priority.Low, this);
+		for (Player player : getServer().getOnlinePlayers())
 		{
-			LOGGER.log(Level.WARNING, _("versionMismatchAll"));
+			player.sendMessage("Essentials Protect is in emergency mode. Check your log for errors.");
 		}
-		LOGGER.info(_("loadinfo", this.getDescription().getName(), this.getDescription().getVersion(), "essentials team"));
+		LOGGER.log(Level.SEVERE, "Essentials not installed or failed to load. Essenials Protect is in emergency mode now.");
 	}
 
 	@Override