From 759065f794b8ef7ee3e9276da1b47c1f86478cdc Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Sun, 19 Aug 2018 00:42:12 +0300
Subject: Add packet ZC_GUILD_POSITION.

---
 src/map/clif.c           | 45 +++++++++++++++++++++++++++++++++++++++++++++
 src/map/clif.h           |  3 +++
 src/map/guild.c          |  4 ++--
 src/map/packets_struct.h |  7 +++++++
 4 files changed, 57 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/map/clif.c b/src/map/clif.c
index 4e55f7d0c..e04132386 100644
--- a/src/map/clif.c
+++ b/src/map/clif.c
@@ -8310,6 +8310,49 @@ static void clif_guild_broken(struct map_session_data *sd, int flag)
 	WFIFOSET(fd,packet_len(0x15e));
 }
 
+static void clif_guild_position_selected(struct map_session_data *sd)
+{
+#if PACKETVER >= 20180801
+	clif->guild_set_position(sd);
+#else
+	clif->charnameupdate(sd);
+#endif
+}
+
+static void clif_guild_set_position(struct map_session_data *sd)
+{
+	nullpo_retv(sd);
+
+	int len = sizeof(struct PACKET_ZC_GUILD_POSITION);
+	const char *name = NULL;
+	if (sd->status.guild_id > 0) {
+		struct guild *g = sd->guild;
+
+		nullpo_retv(g);
+
+		int i = 0;
+		int ps = -1;
+		ARR_FIND(0, g->max_member, i, g->member[i].account_id == sd->status.account_id && g->member[i].char_id == sd->status.char_id);
+		if (i < g->max_member)
+			ps = g->member[i].position;
+
+		if (ps >= 0 && ps < MAX_GUILDPOSITION) {
+			len += 24;
+			name = g->position[ps].name;
+		}
+	}
+
+	unsigned char buf[sizeof(struct PACKET_ZC_GUILD_POSITION) + NAME_LENGTH];
+	struct PACKET_ZC_GUILD_POSITION *p = WBUFP(buf, 0);
+	p->packetType = 0xafd;
+	p->packetLength = len;
+	p->AID = sd->bl.id;
+	if (name != NULL)
+		memcpy(&p->position, name, 24);
+
+	clif->send(buf, len, &sd->bl, AREA);
+}
+
 /// Displays emotion on an object (ZC_EMOTION).
 /// 00c0 <id>.L <type>.B
 /// type:
@@ -22319,6 +22362,8 @@ void clif_defaults(void)
 	clif->guild_positionnamelist = clif_guild_positionnamelist;
 	clif->guild_positioninfolist = clif_guild_positioninfolist;
 	clif->guild_expulsionlist = clif_guild_expulsionlist;
+	clif->guild_set_position = clif_guild_set_position;
+	clif->guild_position_selected = clif_guild_position_selected;
 	clif->validate_emblem = clif_validate_emblem;
 	/* battleground-specific */
 	clif->bg_hp = clif_bg_hp;
diff --git a/src/map/clif.h b/src/map/clif.h
index 406c6ca6a..b74eb8625 100644
--- a/src/map/clif.h
+++ b/src/map/clif.h
@@ -1041,6 +1041,9 @@ struct clif_interface {
 	void (*guild_positionnamelist) (struct map_session_data *sd);
 	void (*guild_positioninfolist) (struct map_session_data *sd);
 	void (*guild_expulsionlist) (struct map_session_data* sd);
+	void (*guild_set_position) (struct map_session_data *sd);
+	void (*guild_position_selected) (struct map_session_data *sd);
+
 	bool (*validate_emblem) (const uint8* emblem, unsigned long emblem_len);
 	/* battleground-specific */
 	void (*bg_hp) (struct map_session_data *sd);
diff --git a/src/map/guild.c b/src/map/guild.c
index 28954edf1..f82928c4d 100644
--- a/src/map/guild.c
+++ b/src/map/guild.c
@@ -1129,7 +1129,7 @@ static int guild_memberposition_changed(struct guild *g, int idx, int pos)
 
 	// Update char position in client [LuzZza]
 	if(g->member[idx].sd != NULL)
-		clif->charnameupdate(g->member[idx].sd);
+		clif->guild_position_selected(g->member[idx].sd);
 	return 0;
 }
 
@@ -1165,7 +1165,7 @@ static int guild_position_changed(int guild_id, int idx, const struct guild_posi
 	// Update char name in client [LuzZza]
 	for(i=0;i<g->max_member;i++)
 		if(g->member[i].position == idx && g->member[i].sd != NULL)
-			clif->charnameupdate(g->member[i].sd);
+			clif->guild_position_selected(g->member[i].sd);
 	return 0;
 }
 
diff --git a/src/map/packets_struct.h b/src/map/packets_struct.h
index e3aea5ed1..d6885a696 100644
--- a/src/map/packets_struct.h
+++ b/src/map/packets_struct.h
@@ -2706,6 +2706,13 @@ struct PACKET_ZC_GROUP_ISALIVE {
 	uint8 isDead;
 } __attribute__((packed));
 
+struct PACKET_ZC_GUILD_POSITION {
+	int16 packetType;
+	int16 packetLength;
+	uint32 AID;
+	char position[];
+} __attribute__((packed));
+
 #if !defined(sun) && (!defined(__NETBSD__) || __NetBSD_Version__ >= 600000000) // NetBSD 5 and Solaris don't like pragma pack but accept the packed attribute
 #pragma pack(pop)
 #endif // not NetBSD < 6 / Solaris
-- 
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