Add force-disable-teleport-safety option (default false). This option is useful for preventing "teleport-glitching" in Factions servers.

Essentials/src/com/earth2me/essentials/ISettings.java

@@ -92,6 +92,8 @@ public interface ISettings extends IConf {
 
     boolean isTeleportSafetyEnabled();
 
+    boolean isForceDisableTeleportSafety();
+
     double getTeleportCooldown();
 
     double getTeleportDelay();

Essentials/src/com/earth2me/essentials/Settings.java

@@ -125,6 +125,17 @@ public class Settings implements net.ess3.api.ISettings {
         return teleportSafety;
     }
 
+    private boolean forceDisableTeleportSafety;
+
+    private boolean _isForceDisableTeleportSafety() {
+        return config.getBoolean("force-disable-teleport-safety");
+    }
+
+    @Override
+    public boolean isForceDisableTeleportSafety() {
+        return forceDisableTeleportSafety;
+    }
+
     @Override
     public double getTeleportDelay() {
         return config.getDouble("teleport-delay", 0);
@@ -471,6 +482,7 @@ public class Settings implements net.ess3.api.ISettings {
         noGodWorlds = new HashSet<String>(config.getStringList("no-god-in-worlds"));
         enabledSigns = _getEnabledSigns();
         teleportSafety = _isTeleportSafetyEnabled();
+        forceDisableTeleportSafety = _isForceDisableTeleportSafety();
         teleportInvulnerabilityTime = _getTeleportInvulnerability();
         teleportInvulnerability = _isTeleportInvulnerability();
         disableItemPickupWhileAfk = _getDisableItemPickupWhileAfk();

Essentials/src/com/earth2me/essentials/Teleport.java

@@ -95,7 +95,11 @@ public class Teleport implements net.ess3.api.ITeleport {
                 if (teleportee.getBase().isInsideVehicle()) {
                     teleportee.getBase().leaveVehicle();
                 }
+                if (ess.getSettings().isForceDisableTeleportSafety()) {
+                    teleportee.getBase().teleport(loc, cause);
+                } else {
                     teleportee.getBase().teleport(LocationUtil.getSafeDestination(teleportee, loc), cause);
+                }
             } else {
                 throw new Exception(tl("unsafeTeleportDestination", loc.getWorld().getName(), loc.getBlockX(), loc.getBlockY(), loc.getBlockZ()));
             }
@@ -103,9 +107,13 @@ public class Teleport implements net.ess3.api.ITeleport {
             if (teleportee.getBase().isInsideVehicle()) {
                 teleportee.getBase().leaveVehicle();
             }
+            if (ess.getSettings().isForceDisableTeleportSafety()) {
+                teleportee.getBase().teleport(loc, cause);
+            } else {
                 teleportee.getBase().teleport(LocationUtil.getRoundedDestination(loc), cause);
             }
         }
+    }
 
     //The teleportPlayer function is used when you want to normally teleportPlayer someone to a location or player.
     //This method is nolonger used internally and will be removed.

Essentials/src/com/earth2me/essentials/utils/LocationUtil.java

@@ -316,6 +316,6 @@ public class LocationUtil {
             }
         }
 
-        return y < 0 ? true : false;
+        return y < 0;
     }
 }

Essentials/src/config.yml

@@ -46,6 +46,10 @@ change-displayname: true
 # If this is set to false, attempted teleports to unsafe locations will be cancelled with a warning.
 teleport-safety: true
 
+# This forcefully disables teleport safety checks without a warning if attempting to teleport to unsafe locations.
+# teleport-safety and this option need to be set to true to force teleportation to dangerous locations.
+force-disable-teleport-safety: false
+
 # The delay, in seconds, required between /home, /tp, etc.
 teleport-cooldown: 0