Implemented official mute system. Thanks to:

Ai4rei/Mirei for the code;
kyeme for suggesting it;
Napster for updating the patch.

Signed-off-by: Matheus Macabu <mkbu95@gmail.com>

conf/battle/client.conf

@@ -112,3 +112,9 @@ client_reshuffle_dice: yes
 // Official servers do not sort storage. (Note 1)
 // NOTE: Enabling this option degrades performance.
 client_sort_storage: no
+
+// Duration of client's self mute in minutes.
+// Note: Do not enable this, if you enabled commands for players,
+// because the client sees multiple commands in succession as spam.
+// Default: 0 (means disabled)
+client_accept_chatdori: 1

src/map/battle.c

@@ -6461,6 +6461,7 @@ static const struct _battle_data {
 	{ "item_enabled_npc",					&battle_config.item_enabled_npc,				1,      0,      1,				},
 	{ "gm_ignore_warpable_area",			&battle_config.gm_ignore_warpable_area,			0,		2,		100,			},
 	{ "packet_obfuscation",					&battle_config.packet_obfuscation,				1,		0,		3,				},
+	{ "client_accept_chatdori",             &battle_config.client_accept_chatdori,          0,      0,      1,         		},
 };
 #ifndef STATS_OPT_OUT
 /**

src/map/battle.h

@@ -452,6 +452,8 @@ struct Battle_Config {
 
 	int gm_ignore_warpable_area;
 
+	int client_accept_chatdori; // [Ai4rei/Mirei]
+
 } battle_config;
 
 

src/map/clif.c

@@ -13412,14 +13412,42 @@ void clif_parse_GMReqNoChat(int fd,struct map_session_data *sd)
 	if( type == 0 )
 		value = -value;
 
-	//If type is 2 and the ids don't match, this is a crafted hacked packet!
-	//Disabled because clients keep self-muting when you give players public @ commands... [Skotlex]
-	if (type == 2 /* && (pc->get_group_level(sd) > 0 || sd->bl.id != id)*/)
-		return;
+	if (type == 2)
+	{
+		if (!battle_config.client_accept_chatdori)
+			return;
+		if (pc->get_group_level(sd) > 0 || sd->bl.id != id)
+			return;
 
-	dstsd = iMap->id2sd(id);
-	if( dstsd == NULL )
-		return;
+		dstsd = sd;	
+	}
+	else
+	{
+		dstsd = iMap->id2sd(id);
+		if( dstsd == NULL )
+			return;
+	}
+
+	if (type == 2 || ( (pc->get_group_level(sd)) > pc->get_group_level(dstsd) && !pc->can_use_command(sd, "@mute")))
+	{
+		clif->manner_message(sd, 0);
+		clif->manner_message(dstsd, 5);
+
+		if (dstsd->status.manner < value)
+		{
+			dstsd->status.manner -= value;
+			sc_start(&dstsd->bl,SC_NOCHAT,100,0,0);
+
+		}
+		else
+		{
+			dstsd->status.manner = 0;
+			status_change_end(&dstsd->bl, SC_NOCHAT, INVALID_TIMER);
+		}
+
+		if( type != 2 )
+			clif->GM_silence(sd, dstsd, type);
+	}
 
 	sprintf(command, "%cmute %d %s", atcommand->at_symbol, value, dstsd->status.name);
 	atcommand->parse(fd, sd, command, 1);