New option to disallow players from leaving, joining, or being kicked from a faction while they have a negative power level - code by sp1ky, adapted from a pull request

src/org/mcteam/factions/Conf.java

@@ -38,6 +38,9 @@ public class Conf {
 
 	public static boolean showMapFactionKey = true;
 	
+	// Disallow joining/leaving/kicking while power is negative
+	public static boolean CanLeaveWithNegativePower = true;
+	
 	// Configuration on the Faction tag in chat messages.
 	
 	public static boolean chatTagEnabled = true;

src/org/mcteam/factions/FPlayer.java

@@ -375,6 +375,11 @@ public class FPlayer {
 			return;
 		}
 
+		if (!Conf.CanLeaveWithNegativePower && this.getPower() < 0) {
+			sendMessage("You cannot leave until your power is positive.");
+			return;
+		}
+		
 		if (myFaction.isNormal()) {
 			myFaction.sendMessage(this.getNameAndRelevant(myFaction) + Conf.colorSystem + " left your faction.");
 		}

src/org/mcteam/factions/commands/FCommandJoin.java

@@ -42,6 +42,11 @@ public class FCommandJoin extends FBaseCommand {
 			return;
 		}
 		
+		if (!Conf.CanLeaveWithNegativePower && me.getPower() < 0) {
+			sendMessage("You cannot join a faction until your power is positive.");
+			return;
+		}
+		
 		if( ! faction.getOpen() && ! faction.isInvited(me)) {
 			sendMessage("This guild requires invitation.");
 			faction.sendMessage(me.getNameAndRelevant(faction)+Conf.colorSystem+" tried to join your faction.");

src/org/mcteam/factions/commands/FCommandKick.java

@@ -46,6 +46,11 @@ public class FCommandKick extends FBaseCommand {
 			return;
 		}
 		
+		if (!Conf.CanLeaveWithNegativePower && you.getPower() < 0) {
+			sendMessage("You cannot kick that member until their power is positive.");
+			return;
+		}
+		
 		myFaction.deinvite(you);
 		you.resetFactionData();