From 82a8e2804bbcd75db6053d5e36236ba33833ec60 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Tue, 29 Sep 2015 13:51:19 +0300
Subject: Add script command checknpccell. It works same like checkcell, but
 for current npc.

---
 src/emap/init.c   |  1 +
 src/emap/script.c | 28 ++++++++++++++++++++++++++++
 src/emap/script.h |  1 +
 3 files changed, 30 insertions(+)

diff --git a/src/emap/init.c b/src/emap/init.c
index 4c9ae8c..2d7e2d2 100644
--- a/src/emap/init.c
+++ b/src/emap/init.c
@@ -126,6 +126,7 @@ HPExport void plugin_init (void)
     addScriptCommand("successrefindex", "ii", successRefIndex);
     addScriptCommand("isstr", "v", isStr);
     addScriptCommand("setbgteam", "ii", setBgTeam);
+    addScriptCommand("checknpccell", "siii", checkNpcCell);
 
     do_init_langs();
 
diff --git a/src/emap/script.c b/src/emap/script.c
index 33f5d60..d2069eb 100644
--- a/src/emap/script.c
+++ b/src/emap/script.c
@@ -1723,3 +1723,31 @@ BUILDIN(chatJoin)
     chat->join(sd, chatId, password);
     return true;
 }
+
+/// Retrieves the value of the specified flag of the specified cell.
+///
+/// checknpccell("<map name>",<x>,<y>,<type>) -> <bool>
+///
+/// @see cell_chk* constants in const.txt for the types
+BUILDIN(checkNpcCell)
+{
+    int16 m = map->mapname2mapid(script_getstr(st, 2));
+    int16 x = script_getnum(st, 3);
+    int16 y = script_getnum(st, 4);
+    cell_chk type = (cell_chk)script_getnum(st, 5);
+
+    if (m == -1)
+    {
+        ShowWarning("checknpccell: Attempted to run on unexsitent map '%s', type %d, x/y %d,%d\n", script_getstr(st, 2), type, x, y);
+        return true;
+    }
+
+    TBL_NPC *nd = map->id2nd(st->oid);
+    struct block_list *bl = NULL;
+    if (nd)
+        bl = &nd->bl;
+
+    script_pushint(st, map->getcell(m, bl, x, y, type));
+
+    return true;
+}
diff --git a/src/emap/script.h b/src/emap/script.h
index dc65855..97059df 100644
--- a/src/emap/script.h
+++ b/src/emap/script.h
@@ -58,5 +58,6 @@ BUILDIN(npcStand);
 BUILDIN(npcWalkTo);
 BUILDIN(setBgTeam);
 BUILDIN(chatJoin);
+BUILDIN(checkNpcCell);
 
 #endif  // EVOL_MAP_SCRIPT
-- 
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