From ebf09a72221e05de9cd60e3df806f54e29329f4c Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Sat, 10 Jan 2015 20:30:41 +0300
Subject: Add support for sending group id to client.

Add permission send_gm_flag.
---
 src/map/clif.c       |  7 +++++--
 src/map/init.c       |  2 ++
 src/map/permission.c | 17 +++++++++++++++++
 src/map/permission.h |  9 +++++++++
 src/map/send.c       | 31 +++++++++++++++++++++++++++++++
 src/map/send.h       |  3 +++
 6 files changed, 67 insertions(+), 2 deletions(-)
 create mode 100644 src/map/permission.c
 create mode 100644 src/map/permission.h

(limited to 'src/map')

diff --git a/src/map/clif.c b/src/map/clif.c
index a1be1f8..3c6675e 100644
--- a/src/map/clif.c
+++ b/src/map/clif.c
@@ -152,6 +152,7 @@ void eclif_authok_post(struct map_session_data *sd)
         return;
 
     eclif_send_additional_slots(sd, sd);
+    send_pc_info(sd, sd, SELF);
     struct MapdExt *data = mapd_get(sd->bl.m);
     int mask = data ? data->mask : 1;
     send_mapmask(sd->fd, mask);
@@ -232,8 +233,10 @@ void eclif_set_unit_idle_post(struct block_list* bl, struct map_session_data *ts
     if (!bl || !tsd)
         return;
 
-    if (bl->type == BL_MOB && tsd)
-        send_mob_info(bl, tsd ? &tsd->bl : bl, *target);
+    if (bl->type == BL_MOB)
+        send_mob_info(bl, &tsd->bl, *target);
+    else if (bl->type == BL_PC)
+        send_pc_info(bl, &tsd->bl, *target);
 }
 
 void eclif_set_unit_walking(struct block_list* bl, struct map_session_data *tsd,
diff --git a/src/map/init.c b/src/map/init.c
index 3219c61..22bb403 100644
--- a/src/map/init.c
+++ b/src/map/init.c
@@ -41,6 +41,7 @@
 #include "map/npc.h"
 #include "map/unit.h"
 #include "map/parse.h"
+#include "map/permission.h"
 #include "map/pc.h"
 #include "map/quest.h"
 #include "map/script.h"
@@ -184,6 +185,7 @@ HPExport void server_preinit (void)
     setDefaultMap();
 
     addHookPre("quest->read_db", equest_read_db);
+    addGroupPermission("send_gm_flag", permission_send_gm_flag);
 }
 
 HPExport void server_online (void)
diff --git a/src/map/permission.c b/src/map/permission.c
new file mode 100644
index 0000000..83928de
--- /dev/null
+++ b/src/map/permission.c
@@ -0,0 +1,17 @@
+// Copyright (c) Copyright (c) Hercules Dev Team, licensed under GNU GPL.
+// Copyright (c) 2014 Evol developers
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "../../../common/HPMi.h"
+#include "../../../common/malloc.h"
+#include "../../../common/mmo.h"
+#include "../../../common/socket.h"
+#include "../../../common/strlib.h"
+#include "../../../map/map.h"
+#include "../../../map/npc.h"
+#include "../../../map/status.h"
+
+unsigned int permission_send_gm_flag = UINT_MAX - 1;
\ No newline at end of file
diff --git a/src/map/permission.h b/src/map/permission.h
new file mode 100644
index 0000000..8cbdebb
--- /dev/null
+++ b/src/map/permission.h
@@ -0,0 +1,9 @@
+// Copyright (c) Copyright (c) Hercules Dev Team, licensed under GNU GPL.
+// Copyright (c) 2014 Evol developers
+
+#ifndef EVOL_MAP_PERMISSION
+#define EVOL_MAP_PERMISSION
+
+extern unsigned int permission_send_gm_flag;
+
+#endif  // EVOL_MAP_PERMISSION
diff --git a/src/map/send.c b/src/map/send.c
index b92065a..aa03de0 100644
--- a/src/map/send.c
+++ b/src/map/send.c
@@ -15,6 +15,9 @@
 #include "../../../map/unit.h"
 
 #include "map/send.h"
+#include "map/permission.h"
+#include "map/data/session.h"
+#include "map/struct/sessionext.h"
 
 void send_npccommand (struct map_session_data *sd, int npcId, int cmd)
 {
@@ -121,6 +124,34 @@ void send_mob_info(struct block_list* bl1, struct block_list* bl2,
     clif->send(&buf, sizeof(buf), bl2, target);
 }
 
+void send_pc_info(struct block_list* bl1,
+                  struct block_list* bl2,
+                  enum send_target target)
+{
+    char buf[12];
+
+    if (bl1->type != BL_PC)
+        return;
+
+    struct map_session_data *sd = (struct map_session_data *)bl1;
+
+    struct SessionExt *data = session_get_bysd(sd);
+    if (!data)
+        return;
+    if (data->clientVersion < 4)
+        return;
+
+    WBUFW (buf, 0) = 0xb0a;
+    WBUFW (buf, 2) = 12; // len
+    WBUFL (buf, 4) = sd->bl.id;
+    if (pc_has_permission(sd, permission_send_gm_flag))
+        WBUFL (buf, 8) = sd->group_id;
+    else
+        WBUFL (buf, 8) = 0;
+
+    clif->send(&buf, sizeof(buf), bl2, target);
+}
+
 void send_advmoving(struct unit_data* ud, struct block_list *tbl, enum send_target target)
 {
     if (!ud)
diff --git a/src/map/send.h b/src/map/send.h
index fbd93c9..e7bdd2a 100644
--- a/src/map/send.h
+++ b/src/map/send.h
@@ -15,5 +15,8 @@ void send_advmoving(struct unit_data* ud, struct block_list *tbl, enum send_targ
 void send_changemusic_brodcast(const int map, const char *music);
 void send_changenpc_title (struct map_session_data *sd, const int npcId, const char *name);
 void send_join_ack(int fd, const char *const name, int flag);
+void send_pc_info(struct block_list* bl1,
+                  struct block_list* bl2,
+                  enum send_target target);
 
 #endif  // EVOL_MAP_PC
-- 
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