New conf.json settings "showNeutralFactionsOnMap" and "showEnemyFactionsOnMap" (both default to true) which, if disabled, will hide neutral and enemy factions on the faction map. However, if a player is standing inside territory claimed by a neutral or enemy faction, all of that faction's nearby claims will be shown on the faction map regardless.

src/com/massivecraft/factions/Board.java

@@ -17,6 +17,7 @@ import com.google.gson.JsonElement;
 import com.google.gson.JsonObject;
 import com.google.gson.JsonParser;
 import com.google.gson.reflect.TypeToken;
+import com.massivecraft.factions.struct.Relation;
 import com.massivecraft.factions.util.AsciiCompass;
 import com.massivecraft.factions.util.DiscUtil;
 import com.massivecraft.factions.util.TextUtil;
@@ -161,7 +162,8 @@ public class Board {
 	 */
 	public static ArrayList<String> getMap(Faction faction, FLocation flocation, double inDegrees) {
 		ArrayList<String> ret = new ArrayList<String>();
-		ret.add(TextUtil.titleize("("+flocation.getCoordString()+") "+getFactionAt(flocation).getTag(faction)));
+		Faction factionLoc = getFactionAt(flocation);
+		ret.add(TextUtil.titleize("("+flocation.getCoordString()+") "+factionLoc.getTag(faction)));
 		
 		int halfWidth = Conf.mapWidth / 2;
 		int halfHeight = Conf.mapHeight / 2;
@@ -186,17 +188,26 @@ public class Board {
 				} else {
 					FLocation flocationHere = topLeft.getRelative(dx, dz);
 					Faction factionHere = getFactionAt(flocationHere);
+					Relation relation = faction.getRelation(factionHere);
 					if (factionHere.isNone()) {
 						row += ChatColor.GRAY+"-";
 					} else if (factionHere.isSafeZone()) {
 						row += ChatColor.GOLD+"+";
 					} else if (factionHere.isWarZone()) {
 						row += ChatColor.DARK_RED+"+";
-					} else {
+					} else if (
+						   factionHere == faction
+						|| factionHere == factionLoc
+						|| relation.isAtLeast(Relation.ALLY)
+						|| (Conf.showNeutralFactionsOnMap && relation.equals(Relation.NEUTRAL))
+						|| (Conf.showEnemyFactionsOnMap && relation.equals(Relation.ENEMY))
+						) {
 						if (!fList.containsKey(factionHere.getTag()))
 							fList.put(factionHere.getTag(), Conf.mapKeyChrs[chrIdx++]);
 						char tag = fList.get(factionHere.getTag());
 						row += factionHere.getRelation(faction).getColor() + "" + tag;
+					} else {
+						row += ChatColor.GRAY+"-";
 					}
 				}
 			}

src/com/massivecraft/factions/Conf.java

@@ -40,6 +40,8 @@ public class Conf {
 	public static boolean newFactionsDefaultOpen = true;
 
 	public static boolean showMapFactionKey = true;
+	public static boolean showNeutralFactionsOnMap = true;
+	public static boolean showEnemyFactionsOnMap = true;
 	
 	// Disallow joining/leaving/kicking while power is negative
 	public static boolean CanLeaveWithNegativePower = true;

src/com/massivecraft/factions/struct/Relation.java

@@ -40,6 +40,14 @@ public enum Relation {
 		return this == Relation.ENEMY;
 	}
 	
+	public boolean isAtLeast(Relation relation) {
+		return this.value >= relation.value;
+	}
+	
+	public boolean isAtMost(Relation relation) {
+		return this.value <= relation.value;
+	}
+	
 	public ChatColor getColor() {
 		if (this == Relation.MEMBER) {
 			return Conf.colorMember;
@@ -47,7 +55,7 @@ public enum Relation {
 			return Conf.colorAlly;
 		} else if (this == Relation.NEUTRAL) {
 			return Conf.colorNeutral;
-		} else { //if (relation == FactionRelation.ENEMY) {
+		} else {
 			return Conf.colorEnemy;
 		}
 	}