Merge pull request #1812 from mekolat/partyleader2

add option to restrict party leader change to same map

4 files changed, 9 insertions, 1 deletions

diff --git a/src/map/battle.c b/src/map/battle.c
index 2861599b8..9c6e67694 100644
--- a/src/map/battle.c
+++ b/src/map/battle.c
@@ -7096,6 +7096,7 @@ static const struct battle_data {
 	{ "vending_over_max",                   &battle_config.vending_over_max,                1,      0,      1,              },
 	{ "show_steal_in_same_party",           &battle_config.show_steal_in_same_party,        0,      0,      1,              },
 	{ "party_hp_mode",                      &battle_config.party_hp_mode,                   0,      0,      1,              },
+	{ "party_change_leader_same_map",       &battle_config.party_change_leader_same_map,    0,      0,      1,              },
 	{ "show_party_share_picker",            &battle_config.party_show_share_picker,         1,      0,      1,              },
 	{ "show_picker_item_type",              &battle_config.show_picker_item_type,           112,    0,      INT_MAX,        },
 	{ "party_update_interval",              &battle_config.party_update_interval,           1000,   100,    INT_MAX,        },
diff --git a/src/map/battle.h b/src/map/battle.h
index e6129ca7c..4a63887c4 100644
--- a/src/map/battle.h
+++ b/src/map/battle.h
@@ -298,6 +298,7 @@ struct Battle_Config {
 	int show_steal_in_same_party;
 	int party_share_type;
 	int party_hp_mode;
+	int party_change_leader_same_map;
 	int party_show_share_picker;
 	int show_picker_item_type;
 	int attack_attr_none;
@@ -545,7 +546,7 @@ struct Battle_Config {
 	int player_warp_keep_direction;
 
 	int atcommand_levelup_events;	// Enable atcommands trigger level up events for NPCs
-	
+
 	int bow_unequip_arrow;
 
 	int max_summoner_parameter; // Summoner Max Stats
diff --git a/src/map/clif.h b/src/map/clif.h
index ac8cc8d35..73cb72128 100644
--- a/src/map/clif.h
+++ b/src/map/clif.h
@@ -385,6 +385,7 @@ enum clif_messages {
 	MSG_SECONDS_UNTIL_USE          = 0x746, ///< %d seconds left until you can use
 	MSG_NPC_WORK_IN_PROGRESS       = 0x783, // FIXME[Haru]: This seems to be 0x784 in the msgstringtable files I found.
 	MSG_REINS_CANT_USE_MOUNTED     = 0x78b, // FIXME[Haru]: This seems to be 0x785 in the msgstringtalbe files I found.
+	MSG_PARTY_LEADER_SAMEMAP       = 0x82e, //< It is only possible to change the party leader while on the same map.
 };
 
 /**
diff --git a/src/map/party.c b/src/map/party.c
index 26b4bae8b..a4a7e6dca 100644
--- a/src/map/party.c
+++ b/src/map/party.c
@@ -731,6 +731,11 @@ bool party_changeleader(struct map_session_data *sd, struct map_session_data *ts
 		return false;
 	}
 
+	if (battle_config.party_change_leader_same_map && sd->bl.m != tsd->bl.m) {
+		clif->msgtable(sd, MSG_PARTY_LEADER_SAMEMAP); // It is only possible to change the party leader while on the same map.
+		return false;
+	}
+
 	if( map->list[sd->bl.m].flag.partylock ) {
 		clif->message(sd->fd, msg_sd(sd,287)); // You cannot change party leaders in this map.
 		return false;