From 48185568e9a9370f843fb28f1ff53335639b92d6 Mon Sep 17 00:00:00 2001
From: Warmist <warmist@gmail.com>
Date: Fri, 18 May 2012 16:05:29 +0300
Subject: [PATCH] Added df::Items::moveToBuilding. Moved item from ground to
 building, usefull for museum forts (placing items on tables)

---
 library/LuaApi.cpp              |  7 +++++++
 library/include/modules/Items.h |  4 +++-
 library/modules/Items.cpp       | 33 +++++++++++++++++++++++++++++++++
 3 files changed, 43 insertions(+), 1 deletion(-)

diff --git a/library/LuaApi.cpp b/library/LuaApi.cpp
index 529bdd077..d4c3b157d 100644
--- a/library/LuaApi.cpp
+++ b/library/LuaApi.cpp
@@ -755,6 +755,12 @@ static bool items_moveToContainer(df::item *item, df::item *container)
     return Items::moveToContainer(mc, item, container);
 }
 
+static bool items_moveToBuilding(df::item *item, df::building_actual *building, int use_mode)
+{
+    MapExtras::MapCache mc;
+    return Items::moveToBuilding(mc, item, building,use_mode);
+}
+
 static const LuaWrapper::FunctionReg dfhack_items_module[] = {
     WRAPM(Items, getGeneralRef),
     WRAPM(Items, getSpecificRef),
@@ -763,6 +769,7 @@ static const LuaWrapper::FunctionReg dfhack_items_module[] = {
     WRAPM(Items, getContainer),
     WRAPN(moveToGround, items_moveToGround),
     WRAPN(moveToContainer, items_moveToContainer),
+    WRAPN(moveToBuilding, items_moveToBuilding),
     { NULL, NULL }
 };
 
diff --git a/library/include/modules/Items.h b/library/include/modules/Items.h
index 8353d24c3..54db8e6ca 100644
--- a/library/include/modules/Items.h
+++ b/library/include/modules/Items.h
@@ -37,6 +37,7 @@ distribution.
 #include "df/item_type.h"
 #include "df/general_ref.h"
 #include "df/specific_ref.h"
+#include "df/building_actual.h"
 
 namespace df
 {
@@ -147,5 +148,6 @@ DFHACK_EXPORT df::coord getPosition(df::item *item);
 DFHACK_EXPORT bool moveToGround(MapExtras::MapCache &mc, df::item *item, df::coord pos);
 DFHACK_EXPORT bool moveToContainer(MapExtras::MapCache &mc, df::item *item, df::item *container);
 
+DFHACK_EXPORT bool moveToBuilding(MapExtras::MapCache &mc, df::item *item, df::building_actual *building,int16_t use_mode);
+}
 }
-}
\ No newline at end of file
diff --git a/library/modules/Items.cpp b/library/modules/Items.cpp
index 335d7d8fc..a18ba60cb 100644
--- a/library/modules/Items.cpp
+++ b/library/modules/Items.cpp
@@ -48,6 +48,7 @@ using namespace std;
 #include "df/world.h"
 #include "df/item.h"
 #include "df/building.h"
+#include "df/building_actual.h"
 #include "df/tool_uses.h"
 #include "df/itemdef_weaponst.h"
 #include "df/itemdef_trapcompst.h"
@@ -69,6 +70,7 @@ using namespace std;
 #include "df/general_ref_unit_itemownerst.h"
 #include "df/general_ref_contains_itemst.h"
 #include "df/general_ref_contained_in_itemst.h"
+#include "df/general_ref_building_holderst.h"
 #include "df/vermin.h"
 
 using namespace DFHack;
@@ -676,3 +678,34 @@ bool DFHack::Items::moveToContainer(MapExtras::MapCache &mc, df::item *item, df:
 
     return true;
 }
+DFHACK_EXPORT bool DFHack::Items::moveToBuilding(MapExtras::MapCache &mc, df::item *item, df::building_actual *building,int16_t use_mode)
+{
+    CHECK_NULL_POINTER(item);
+    CHECK_NULL_POINTER(building);
+
+    auto ref = df::allocate<df::general_ref_building_holderst>();
+    if(!ref)
+    {
+        delete ref;
+        Core::printerr("Could not allocate building holder refs.\n");
+        return false;
+    }
+    if (!detachItem(mc, item))
+    {
+        delete ref;
+        return false;
+    }
+    item->pos.x=building->centerx;
+    item->pos.y=building->centery;
+    item->pos.z=building->z;
+    item->flags.bits.in_building=true;
+
+    ref->building_id=building->id;
+    item->itemrefs.push_back(ref);
+
+    auto con=new df::building_actual::T_contained_items;
+    con->item=item;
+    con->use_mode=use_mode;
+    building->contained_items.push_back(con);
+    return true;
+}