From f7d5cea669bd40de9c0aa5fc3aaa4c7f49f697a8 Mon Sep 17 00:00:00 2001
From: Campbell Barton <ideasman42@gmail.com>
Date: Thu, 27 Oct 2011 05:34:39 +0000
Subject: use path remapping for all make local functions, patch from Alex
 Fraser with changes.

---
 source/blender/blenkernel/intern/material.c | 38 ++++++++++++++++-------------
 1 file changed, 21 insertions(+), 17 deletions(-)

(limited to 'source/blender/blenkernel/intern/material.c')

diff --git a/source/blender/blenkernel/intern/material.c b/source/blender/blenkernel/intern/material.c
index 4fd2c3ff2fc..2ad3da9f3a0 100644
--- a/source/blender/blenkernel/intern/material.c
+++ b/source/blender/blenkernel/intern/material.c
@@ -50,6 +50,7 @@
 #include "BLI_math.h"		
 #include "BLI_listbase.h"		
 #include "BLI_utildefines.h"
+#include "BLI_bpath.h"
 
 #include "BKE_animsys.h"
 #include "BKE_displist.h"
@@ -285,8 +286,7 @@ void make_local_material(Material *ma)
 	Mesh *me;
 	Curve *cu;
 	MetaBall *mb;
-	Material *man;
-	int a, local=0, lib=0;
+	int a, is_local= FALSE, is_lib= FALSE;
 
 	/* - only lib users: do nothing
 		* - only local users: set flag
@@ -297,7 +297,7 @@ void make_local_material(Material *ma)
 
 	/* One local user; set flag and return. */
 	if(ma->id.us==1) {
-		id_clear_lib_data(bmain, (ID *)ma);
+		id_clear_lib_data(bmain, &ma->id);
 		extern_local_material(ma);
 		return;
 	}
@@ -310,8 +310,8 @@ void make_local_material(Material *ma)
 		if(ob->mat) {
 			for(a=0; a<ob->totcol; a++) {
 				if(ob->mat[a]==ma) {
-					if(ob->id.lib) lib= 1;
-					else local= 1;
+					if(ob->id.lib) is_lib= TRUE;
+					else is_local= TRUE;
 				}
 			}
 		}
@@ -323,8 +323,8 @@ void make_local_material(Material *ma)
 		if(me->mat) {
 			for(a=0; a<me->totcol; a++) {
 				if(me->mat[a]==ma) {
-					if(me->id.lib) lib= 1;
-					else local= 1;
+					if(me->id.lib) is_lib= TRUE;
+					else is_local= TRUE;
 				}
 			}
 		}
@@ -336,8 +336,8 @@ void make_local_material(Material *ma)
 		if(cu->mat) {
 			for(a=0; a<cu->totcol; a++) {
 				if(cu->mat[a]==ma) {
-					if(cu->id.lib) lib= 1;
-					else local= 1;
+					if(cu->id.lib) is_lib= TRUE;
+					else is_local= TRUE;
 				}
 			}
 		}
@@ -349,8 +349,8 @@ void make_local_material(Material *ma)
 		if(mb->mat) {
 			for(a=0; a<mb->totcol; a++) {
 				if(mb->mat[a]==ma) {
-					if(mb->id.lib) lib= 1;
-					else local= 1;
+					if(mb->id.lib) is_lib= TRUE;
+					else is_local= TRUE;
 				}
 			}
 		}
@@ -358,16 +358,20 @@ void make_local_material(Material *ma)
 	}
 
 	/* Only local users. */
-	if(local && lib==0) {
-		id_clear_lib_data(bmain, (ID *)ma);
+	if(is_local && is_lib == FALSE) {
+		id_clear_lib_data(bmain, &ma->id);
 		extern_local_material(ma);
 	}
 	/* Both user and local, so copy. */
-	else if(local && lib) {
-		
-		man= copy_material(ma);
+	else if(is_local && is_lib) {
+		char *bpath_user_data[2]= {bmain->name, ma->id.lib->filepath};
+		Material *man= copy_material(ma);
+
 		man->id.us= 0;
-		
+
+		/* Remap paths of new ID using old library as base. */
+		bpath_traverse_id(bmain, &man->id, bpath_relocate_visitor, 0, bpath_user_data);
+
 		/* do objects */
 		ob= bmain->object.first;
 		while(ob) {
-- 
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