* Fixed @addwarp crashing the map server (bugreport:390).

git-svn-id: https://svn.code.sf.net/p/rathena/svn/trunk@11719 54d463be-8e91-2dee-dedb-b68131a5f0ec

Changelog-Trunk.txt

@@ -4,6 +4,7 @@ AS OF SVN REV. 5091, WE ARE NOW USING TRUNK.  ALL UNTESTED BUGFIXES/FEATURES GO
 IF YOU HAVE A WORKING AND TESTED BUGFIX PUT IT INTO STABLE AS WELL AS TRUNK.
 
 2007/11/13
+	* Fixed @addwarp crashing the map server (bugreport:390). [FlavioJS]
 	* The Forget-me-not status now behaves like Decrease AGI [ultramage]
 	- doesn't cancel Impressive Riff, Wind Walker, True Sight (bugreport:187)
 	- additionally, it doesn't cancel Cart Boost

src/map/atcommand.c

@@ -5492,27 +5492,33 @@ int atcommand_npcmove(const int fd, struct map_session_data* sd, const char* com
  *------------------------------------------*/
 int atcommand_addwarp(const int fd, struct map_session_data* sd, const char* command, const char* message)
 {
-	char w1[64], w3[64], w4[64];
-	int x,y,ret=0;
+	char mapname[32];
+	int x,y;
+	unsigned short m;
+	struct npc_data* nd;
+
 	nullpo_retr(-1, sd);
 
-	if (!message || !*message || sscanf(message, "%23s %d %d[^\n]", atcmd_player_name, &x, &y) < 3) {
+	if (!message || !*message || sscanf(message, "%31s %d %d", mapname, &x, &y) < 3) {
 		clif_displaymessage(fd, "usage: @addwarp <mapname> <X> <Y>.");
 		return -1;
 	}
 
-	sprintf(w1,"%s,%d,%d", mapindex_id2name(sd->mapindex), sd->bl.x, sd->bl.y);
-	sprintf(w3,"%s%d%d%d%d", atcmd_player_name,sd->bl.x, sd->bl.y, x, y);
-	sprintf(w4,"1,1,%s,%d,%d", atcmd_player_name, x, y);
-
-	// FIXME check if it failed [FlavioJS]
-	npc_parse_warp(w1, "warp", w3, w4, NULL, NULL, "console");
+	m = mapindex_name2id(mapname);
+	if( m == 0 )
+	{
+		sprintf(atcmd_output, "Unknown map '%s'.", mapname);
+		clif_displaymessage(fd, atcmd_output);
+		return -1;
+	}
 
-	sprintf(atcmd_output, "New warp NPC => %s",w3);
+	nd = npc_add_warp(sd->bl.m, sd->bl.x, sd->bl.y, 1, 1, m, x, y);
+	if( nd == NULL )
+		return -1;
 
+	sprintf(atcmd_output, "New warp NPC '%s' created.", nd->exname);
 	clif_displaymessage(fd, atcmd_output);
-
-	return ret;
+	return 0;
 }
 
 /*==========================================

src/map/npc.c

@@ -1481,8 +1481,49 @@ static void npc_parsename(struct npc_data* nd, const char* name, const char* sta
 	}
 }
 
+struct npc_data* npc_add_warp(short from_mapid, short from_x, short from_y, short xs, short ys, unsigned short to_mapindex, short to_x, short to_y)
+{
+	int i;
+	struct npc_data *nd;
+
+	CREATE(nd, struct npc_data, 1);
+	nd->bl.id = npc_get_new_npc_id();
+	nd->n = map_addnpc(from_mapid, nd);
+	nd->bl.prev = nd->bl.next = NULL;
+	nd->bl.m = from_mapid;
+	nd->bl.x = from_x;
+	nd->bl.y = from_y;
+	safestrncpy(nd->name, "", ARRAYLENGTH(nd->name));// empty display name
+	snprintf(nd->exname, ARRAYLENGTH(nd->exname), "warp_%d_%d_%d", from_mapid, from_x, from_y);
+	for( i = 0; npc_name2id(nd->exname) != NULL; ++i )
+		snprintf(nd->exname, ARRAYLENGTH(nd->exname), "warp%d_%d_%d_%d", i, from_mapid, from_x, from_y);
+
+	if( battle_config.warp_point_debug )
+		nd->class_ = WARP_DEBUG_CLASS;
+	else
+		nd->class_ = WARP_CLASS;
+	nd->speed = 200;
+
+	nd->u.warp.mapindex = to_mapindex;
+	nd->u.warp.x = to_x;
+	nd->u.warp.y = to_y;
+	nd->u.warp.xs = xs+2;// TODO why +2? [FlavioJS]
+	nd->u.warp.ys = xs+2;
+	nd->bl.type = BL_NPC;
+	nd->bl.subtype = WARP;
+	npc_setcells(nd);
+	map_addblock(&nd->bl);
+	status_set_viewdata(&nd->bl, nd->class_);
+	status_change_init(&nd->bl);
+	unit_dataset(&nd->bl);
+	clif_spawn(&nd->bl);
+	strdb_put(npcname_db, nd->exname, nd);
+
+	return nd;
+}
+
 /// Parses a warp npc.
-const char* npc_parse_warp(char* w1, char* w2, char* w3, char* w4, const char* start, const char* buffer, const char* filepath)
+static const char* npc_parse_warp(char* w1, char* w2, char* w3, char* w4, const char* start, const char* buffer, const char* filepath)
 {
 	int x, y, xs, ys, to_x, to_y, m;
 	unsigned short i;

src/map/npc.h

@@ -53,7 +53,7 @@ int npc_buysellsel(struct map_session_data* sd, int id, int type);
 int npc_buylist(struct map_session_data* sd,int n, unsigned short* item_list);
 int npc_selllist(struct map_session_data* sd, int n, unsigned short* item_list);
 int npc_parse_mob2(struct spawn_data* mob, int index); // [Wizputer]
-const char* npc_parse_warp(char* w1, char* w2, char* w3, char* w4, const char* start, const char* buffer, const char* filepath);
+struct npc_data* npc_add_warp(short from_mapid, short from_x, short from_y, short xs, short ys, unsigned short to_mapindex, short to_x, short to_y);
 int npc_globalmessage(const char* name,const char* mes);
 
 void npc_setcells(struct npc_data* nd);