From 9fbe8dc7492c25bd0673d386e31982aa5026fdbc Mon Sep 17 00:00:00 2001
From: skotlex <skotlex@54d463be-8e91-2dee-dedb-b68131a5f0ec>
Date: Mon, 11 Dec 2006 20:43:34 +0000
Subject: - Added various guild packet related missing checks

git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@9467 54d463be-8e91-2dee-dedb-b68131a5f0ec
---
 src/char_sql/int_guild.c |  1 -
 src/map/clif.c           | 17 ++++++++++++++++-
 src/map/guild.c          | 41 +++++++++++++++++------------------------
 src/map/guild.h          |  3 +--
 4 files changed, 34 insertions(+), 28 deletions(-)

(limited to 'src')

diff --git a/src/char_sql/int_guild.c b/src/char_sql/int_guild.c
index dbb9bc1ad..9132f9ec2 100644
--- a/src/char_sql/int_guild.c
+++ b/src/char_sql/int_guild.c
@@ -1773,7 +1773,6 @@ int mapif_parse_GuildPosition(int fd,int guild_id,int idx,struct guild_position
 
 	memcpy(&g->position[idx],p,sizeof(struct guild_position));
 	mapif_guild_position(g,idx);
-	ShowInfo("int_guild: position data changed (Guild %d, position %d)\n",guild_id, idx);
 	g->position[idx].modified = GS_POSITION_MODIFIED;
 	g->save_flag |= GS_POSITION; // Change guild_position
 	return 0;
diff --git a/src/map/clif.c b/src/map/clif.c
index b2e680b93..9b8bcfdeb 100644
--- a/src/map/clif.c
+++ b/src/map/clif.c
@@ -10578,6 +10578,7 @@ void clif_parse_GuildCheckMaster(int fd, struct map_session_data *sd) {
  */
 void clif_parse_GuildRequestInfo(int fd, struct map_session_data *sd) {
 	RFIFOHEAD(fd);
+	if (!sd->status.guild_id) return;
 	switch(RFIFOL(fd,2)){
 	case 0:	// ギルド基本情報、同盟敵対情報
 		clif_guild_basicinfo(sd);
@@ -10612,8 +10613,11 @@ void clif_parse_GuildChangePositionInfo(int fd, struct map_session_data *sd) {
 	int i;
 	RFIFOHEAD(fd);
 
+	if(!sd->state.gmaster_flag)
+		return;
+
 	for(i = 4; i < RFIFOW(fd,2); i += 40 ){
-		guild_change_position(sd, RFIFOL(fd,i), RFIFOL(fd,i+4), RFIFOL(fd,i+12), (char*)RFIFOP(fd,i+16));
+		guild_change_position(sd->status.guild_id, RFIFOL(fd,i), RFIFOL(fd,i+4), RFIFOL(fd,i+12), (char*)RFIFOP(fd,i+16));
 	}
 }
 
@@ -10624,6 +10628,9 @@ void clif_parse_GuildChangePositionInfo(int fd, struct map_session_data *sd) {
 void clif_parse_GuildChangeMemberPosition(int fd, struct map_session_data *sd) {
 	int i;
 	RFIFOHEAD(fd);
+	
+	if(!sd->state.gmaster_flag)
+		return;
 
 	for(i=4;i<RFIFOW(fd,2);i+=12){
 		guild_change_memberposition(sd->status.guild_id,
@@ -10649,6 +10656,10 @@ void clif_parse_GuildRequestEmblem(int fd,struct map_session_data *sd) {
  */
 void clif_parse_GuildChangeEmblem(int fd,struct map_session_data *sd) {
 	RFIFOHEAD(fd);
+
+	if(!sd->state.gmaster_flag)
+		return;
+
 	guild_change_emblem(sd,RFIFOW(fd,2)-4,(char*)RFIFOP(fd,4));
 }
 
@@ -10658,6 +10669,10 @@ void clif_parse_GuildChangeEmblem(int fd,struct map_session_data *sd) {
  */
 void clif_parse_GuildChangeNotice(int fd,struct map_session_data *sd) {
 	RFIFOHEAD(fd);
+
+	if(!sd->state.gmaster_flag)
+		return;
+
 	guild_change_notice(sd,RFIFOL(fd,2),(char*)RFIFOP(fd,6),(char*)RFIFOP(fd,66));
 }
 
diff --git a/src/map/guild.c b/src/map/guild.c
index 0b3be181b..6ad15968e 100644
--- a/src/map/guild.c
+++ b/src/map/guild.c
@@ -638,6 +638,9 @@ int guild_invite(struct map_session_data *sd,struct map_session_data *tsd)
 	if(tsd==NULL || g==NULL)
 		return 0;
 
+	if( (i=guild_getposition(sd,g))<0 || !(g->position[i].mode&0x0001) )
+		return 0; //Invite permission.
+
 	if(!battle_config.invite_request_check) {
 		if (tsd->party_invite>0 || tsd->trade_partner) {	// 相手が取引中かどうか
 			clif_guild_inviteack(sd,0);
@@ -651,7 +654,7 @@ int guild_invite(struct map_session_data *sd,struct map_session_data *tsd)
 		clif_guild_inviteack(sd,0);
 		return 0;
 	}
-	
+
 	// 定員確認
 	for(i=0;i<g->max_member;i++)
 		if(g->member[i].account_id==0)
@@ -770,7 +773,6 @@ int guild_leave(struct map_session_data *sd,int guild_id,
 	int account_id,int char_id,const char *mes)
 {
 	struct guild *g;
-	int i;
 
 	nullpo_retr(0, sd);
 
@@ -779,18 +781,12 @@ int guild_leave(struct map_session_data *sd,int guild_id,
 	if(g==NULL)
 		return 0;
 
-	if(	sd->status.account_id!=account_id ||
+	if(sd->status.account_id!=account_id ||
 		sd->status.char_id!=char_id || sd->status.guild_id!=guild_id ||
 		map[sd->bl.m].flag.gvg_castle) //Can't leave inside guild castles.
 		return 0;
 
-	for(i=0;i<g->max_member;i++){	// 所属しているか
-		if(	g->member[i].account_id==sd->status.account_id &&
-			g->member[i].char_id==sd->status.char_id ){
-			intif_guild_leave(g->guild_id,sd->status.account_id,sd->status.char_id,0,mes);
-			return 0;
-		}
-	}
+	intif_guild_leave(sd->status.guild_id, sd->status.account_id, sd->status.char_id,0,mes);
 	return 0;
 }
 // ギルド追放要求
@@ -811,15 +807,14 @@ int guild_expulsion(struct map_session_data *sd,int guild_id,
 		return 0;
 
 	if( (ps=guild_getposition(sd,g))<0 || !(g->position[ps].mode&0x0010) )
-		return 0;	// 処罰権限無し
+		return 0;	//Expulsion permission
 
 	for(i=0;i<g->max_member;i++){	// 所属しているか
-		if(	g->member[i].account_id==account_id &&
+		if(g->member[i].account_id==account_id &&
 			g->member[i].char_id==char_id ){
+			if(!strcmp(g->member[i].name,g->master))
+				return 0; //Can't expel the GM!
 			intif_guild_leave(g->guild_id,account_id,char_id,1,mes);
-			//It's wrong way, member info will erased later
-			//see guild_member_leaved [LuzZza]
-			//malloc_set(&g->member[i],0,sizeof(struct guild_member));
 			return 0;
 		}
 	}
@@ -1023,21 +1018,19 @@ int guild_memberposition_changed(struct guild *g,int idx,int pos)
 	return 0;
 }
 // ギルド役職変更
-int guild_change_position(struct map_session_data *sd,int idx,
+int guild_change_position(int guild_id,int idx,
 	int mode,int exp_mode,const char *name)
 {
 	struct guild_position p;
 
-	nullpo_retr(0, sd);
-
-	if(exp_mode>battle_config.guild_exp_limit)
-		exp_mode=battle_config.guild_exp_limit;
-	if(exp_mode<0)exp_mode=0;
-	p.mode=mode;
+	exp_mode = cap_value(exp_mode, 0, battle_config.guild_exp_limit);
+	//Mode 0x01 <- Invite
+	//Mode 0x10 <- Expel.
+	p.mode=mode&0x11;
 	p.exp_mode=exp_mode;
 	memcpy(p.name,name,NAME_LENGTH-1);
 	p.name[NAME_LENGTH-1] = '\0'; //Security check... [Skotlex]
-	return intif_guild_position(sd->status.guild_id,idx,&p);
+	return intif_guild_position(guild_id,idx,&p);
 }
 // ギルド役職変更通知
 int guild_position_changed(int guild_id,int idx,struct guild_position *p)
@@ -1658,7 +1651,7 @@ int guild_break(struct map_session_data *sd,char *name)
 		return 0;
 	if(strcmp(g->name,name)!=0)
 		return 0;
-	if(strcmp(sd->status.name,g->master)!=0)
+	if(!sd->state.gmaster_flag)
 		return 0;
 	for(i=0;i<g->max_member;i++){
 		if(	g->member[i].account_id>0 && (
diff --git a/src/map/guild.h b/src/map/guild.h
index 69174e021..7de747b8d 100644
--- a/src/map/guild.h
+++ b/src/map/guild.h
@@ -63,8 +63,7 @@ int guild_send_memberinfoshort(struct map_session_data *sd,int online);
 int guild_recv_memberinfoshort(int guild_id,int account_id,int char_id,int online,int lv,int class_);
 int guild_change_memberposition(int guild_id,int account_id,int char_id,int idx);
 int guild_memberposition_changed(struct guild *g,int idx,int pos);
-int guild_change_position(struct map_session_data *sd,int idx,
-	int mode,int exp_mode,const char *name);
+int guild_change_position(int guild_id,int idx,int mode,int exp_mode,const char *name);
 int guild_position_changed(int guild_id,int idx,struct guild_position *p);
 int guild_change_notice(struct map_session_data *sd,int guild_id,const char *mes1,const char *mes2);
 int guild_notice_changed(int guild_id,const char *mes1,const char *mes2);
-- 
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