Add support for item attribute MaxFloorOffset.

Change plugin version to 12.

6 files changed, 60 insertions, 11 deletions

diff --git a/src/elogin/send.c b/src/elogin/send.c
index 9c5762d..ee5ffcb 100644
--- a/src/elogin/send.c
+++ b/src/elogin/send.c
@@ -23,8 +23,8 @@ void send_server_version(int fd)
     WFIFOHEAD(fd, 4 + 8);
     WFIFOW(fd, 0) = 0x7531;
     WFIFOW(fd, 2) = 16;
-    WFIFOL(fd, 4) = 0;  // unused
-    WFIFOL(fd, 8) = 11;  // plugin version
+    WFIFOL(fd, 4) = 0;   // unused
+    WFIFOL(fd, 8) = 12;  // plugin version
     WFIFOL(fd, 12) = serverPacketVersion;  // server packet version
 
     WFIFOSET(fd, WFIFOW(fd,2));
diff --git a/src/emap/clif.c b/src/emap/clif.c
index 87e65b5..7aaf3d0 100644
--- a/src/emap/clif.c
+++ b/src/emap/clif.c
@@ -28,8 +28,10 @@
 #include "emap/map.h"
 #include "emap/packets_struct.h"
 #include "emap/send.h"
+#include "emap/data/itemd.h"
 #include "emap/data/mapd.h"
 #include "emap/data/session.h"
+#include "emap/struct/itemdext.h"
 #include "emap/struct/mapdext.h"
 #include "emap/struct/sessionext.h"
 
@@ -1118,7 +1120,7 @@ void eclif_getareachar_item(struct map_session_data *sd, struct flooritem_data *
     struct SessionExt *data = session_get(fd);
     if (!data || data->clientVersion < 10)
         return;
-    hookStop();
+
     WFIFOHEAD(fd, 28);
     WFIFOW(fd, 0) = 0xb18;
     WFIFOL(fd, 2) = fitem->bl.id;
@@ -1137,6 +1139,7 @@ void eclif_getareachar_item(struct map_session_data *sd, struct flooritem_data *
     WFIFOB(fd, 26) = fitem->subx;
     WFIFOB(fd, 27) = fitem->suby;
     WFIFOSET(fd, 28);
+    hookStop();
 }
 
 void eclif_dropflooritem(struct flooritem_data* fitem)
@@ -1144,6 +1147,19 @@ void eclif_dropflooritem(struct flooritem_data* fitem)
     char buf[28];
     int view;
 
+    struct ItemdExt *itemData = itemd_get_by_item(&fitem->item_data);
+    if (itemData)
+    {
+        if (itemData->subX)
+            fitem->subx = (rand() % (itemData->subX * 2)) - itemData->subX;
+        else
+            fitem->subx = 0;
+        if (itemData->subY)
+            fitem->suby = (rand() % (itemData->subY * 2)) - itemData->subY;
+        else
+            fitem->suby = 0;
+    }
+
     WBUFW(buf, 0) = 0xb19;
     WBUFL(buf, 2) = fitem->bl.id;
     if((view = itemdb_viewid(fitem->item_data.nameid)) > 0)
diff --git a/src/emap/data/itemd.c b/src/emap/data/itemd.c
index d5bb26b..2a4ba80 100644
--- a/src/emap/data/itemd.c
+++ b/src/emap/data/itemd.c
@@ -72,5 +72,7 @@ struct ItemdExt *itemd_create(void)
     data->takeScript = NULL;
     data->insertScript = NULL;
     memset(&data->allowedCards, 0, sizeof(data->allowedCards));
+    data->subX = 8;
+    data->subY = 8;
     return data;
 }
diff --git a/src/emap/itemdb.c b/src/emap/itemdb.c
index 63434bf..5fcc86b 100644
--- a/src/emap/itemdb.c
+++ b/src/emap/itemdb.c
@@ -86,6 +86,32 @@ void eitemdb_readdb_additional_fields(int *itemid,
         data->requiredSkill = i32;
     if (libconfig->setting_lookup_bool(it, "Charm", &i32) && i32 >= 0)
         data->charmItem = i32 ? true : false;
+    if ((t = libconfig->setting_get_member(it, "MaxFloorOffset")))
+    {
+        if (config_setting_is_aggregate(t))
+        {
+            data->subX = libconfig->setting_get_int_elem(t, 0);
+            if (libconfig->setting_length(t) >= 2)
+                data->subY = libconfig->setting_get_int_elem(t, 1);
+            else if (libconfig->setting_length(t) >= 1)
+                data->subY = data->subX;
+        }
+        else if (libconfig->setting_lookup_int(it, "MaxFloorOffset", &i32))
+        {
+            data->subX = i32;
+            data->subY = i32;
+        }
+        if (data->subX < 0 || data->subX > 127)
+        {
+            ShowWarning("Field MaxFloorOffsetX for item %s must be in range 0-127\n", item->name);
+            data->subX = 8;
+        }
+        if (data->subY < 0 || data->subY > 127)
+        {
+            ShowWarning("Field MaxFloorOffsetY for item %s must be in range 0-127\n", item->name);
+            data->subY = 8;
+        }
+    }
 
     if (itemdb->lookup_const(it, "UseEffect", &i32))
         data->useEffect = i32;
diff --git a/src/emap/map.c b/src/emap/map.c
index 67d279d..e08d31f 100644
--- a/src/emap/map.c
+++ b/src/emap/map.c
@@ -74,15 +74,18 @@ int emap_addflooritem_post(int retVal,
                            int *flags __attribute__ ((unused)))
 {
     TBL_ITEM* fitem = (TBL_ITEM*)idb_get(map->id_db, retVal);
-    if (fitem && fitem->cleartimer != INVALID_TIMER)
+    if (fitem)
     {
-        int timeout = battle->bc->flooritem_lifetime;
-        struct ItemdExt *data = itemd_get_by_item(item);
-        if (data)
-            timeout = data->floorLifeTime;
-        timer->delete(fitem->cleartimer, map->clearflooritem_timer);
-        if (timeout >= 0)
-            fitem->cleartimer = timer->add(timer->gettick() + timeout, map->clearflooritem_timer, fitem->bl.id, 0);
+        if (fitem->cleartimer != INVALID_TIMER)
+        {
+            int timeout = battle->bc->flooritem_lifetime;
+            struct ItemdExt *data =  itemd_get_by_item(item);
+            if (data)
+                timeout = data->floorLifeTime;
+            timer->delete(fitem->cleartimer, map->clearflooritem_timer);
+            if (timeout >= 0)
+                fitem->cleartimer = timer->add(timer->gettick() + timeout, map->clearflooritem_timer, fitem->bl.id, 0);
+        }
     }
     return retVal;
 }
diff --git a/src/emap/struct/itemdext.h b/src/emap/struct/itemdext.h
index 6ce3017..2ce9e61 100644
--- a/src/emap/struct/itemdext.h
+++ b/src/emap/struct/itemdext.h
@@ -39,6 +39,8 @@ struct ItemdExt
     struct script_code *takeScript;
     struct script_code *insertScript;
 
+    int16_t subX;
+    int16_t subY;
     bool allowPickup;
     bool charmItem;
 };