From 011a3645bf1d587101ec7cb9bf6a0a0d1421802a Mon Sep 17 00:00:00 2001
From: Campbell Barton <ideasman42@gmail.com>
Date: Sat, 8 Oct 2011 11:02:58 +0000
Subject: fix [#28846] Relative paths on linked scene fails

---
 source/blender/blenkernel/BKE_font.h           |  5 +++--
 source/blender/blenkernel/BKE_packedFile.h     |  2 +-
 source/blender/blenkernel/intern/anim.c        |  2 +-
 source/blender/blenkernel/intern/displist.c    |  2 +-
 source/blender/blenkernel/intern/font.c        | 28 +++++++++++++-------------
 source/blender/blenkernel/intern/image.c       |  4 ++--
 source/blender/blenkernel/intern/packedFile.c  | 10 ++++-----
 source/blender/editors/curve/editfont.c        |  9 ++++++---
 source/blender/editors/object/object_edit.c    |  2 +-
 source/blender/editors/sound/sound_ops.c       |  3 ++-
 source/blender/editors/space_image/image_ops.c |  3 ++-
 source/blender/makesdna/DNA_ID.h               |  2 ++
 source/blender/makesrna/intern/rna_image_api.c |  2 +-
 source/blender/makesrna/intern/rna_main_api.c  |  4 ++--
 14 files changed, 43 insertions(+), 35 deletions(-)

diff --git a/source/blender/blenkernel/BKE_font.h b/source/blender/blenkernel/BKE_font.h
index 2195b370a5f..e4e8805164a 100644
--- a/source/blender/blenkernel/BKE_font.h
+++ b/source/blender/blenkernel/BKE_font.h
@@ -46,6 +46,7 @@ struct Curve;
 struct objfnt;
 struct TmpFont;
 struct CharInfo;
+struct Main;
 
 struct chartrans {
 	float xof, yof;
@@ -77,10 +78,10 @@ void BKE_font_register_builtin(void *mem, int size);
 void free_vfont(struct VFont *sc); 
 void free_ttfont(void);
 struct VFont *get_builtin_font(void);
-struct VFont *load_vfont(const char *name);
+struct VFont *load_vfont(struct Main *bmain, const char *name);
 struct TmpFont *vfont_find_tmpfont(struct VFont *vfont);
 
-struct chartrans *BKE_text_to_curve(struct Scene *scene, struct Object *ob, int mode);
+struct chartrans *BKE_text_to_curve(struct Main *bmain, struct Scene *scene, struct Object *ob, int mode);
 
 int BKE_font_getselection(struct Object *ob, int *start, int *end);
 
diff --git a/source/blender/blenkernel/BKE_packedFile.h b/source/blender/blenkernel/BKE_packedFile.h
index 541c581e762..556ff26e621 100644
--- a/source/blender/blenkernel/BKE_packedFile.h
+++ b/source/blender/blenkernel/BKE_packedFile.h
@@ -45,7 +45,7 @@ struct ReportList;
 struct VFont;
 
 /* pack */
-struct PackedFile *newPackedFile(struct ReportList *reports, const char *filename);
+struct PackedFile *newPackedFile(struct ReportList *reports, const char *filename, const char *relabase);
 struct PackedFile *newPackedFileMemory(void *mem, int memlen);
 
 void packAll(struct Main *bmain, struct ReportList *reports);
diff --git a/source/blender/blenkernel/intern/anim.c b/source/blender/blenkernel/intern/anim.c
index 824bbb8f70d..3accceb5464 100644
--- a/source/blender/blenkernel/intern/anim.c
+++ b/source/blender/blenkernel/intern/anim.c
@@ -1514,7 +1514,7 @@ static void font_duplilist(ListBase *lb, Scene *scene, Object *par, int level, i
 	
 	/* in par the family name is stored, use this to find the other objects */
 	
-	chartransdata= BKE_text_to_curve(scene, par, FO_DUPLI);
+	chartransdata= BKE_text_to_curve(G.main, scene, par, FO_DUPLI);
 	if(chartransdata==NULL) return;
 
 	cu= par->data;
diff --git a/source/blender/blenkernel/intern/displist.c b/source/blender/blenkernel/intern/displist.c
index acc900d0b71..6704d06be52 100644
--- a/source/blender/blenkernel/intern/displist.c
+++ b/source/blender/blenkernel/intern/displist.c
@@ -1207,7 +1207,7 @@ static void do_makeDispListCurveTypes(Scene *scene, Object *ob, ListBase *dispba
 		if(cu->path) free_path(cu->path);
 		cu->path= NULL;
 
-		if(ob->type==OB_FONT) BKE_text_to_curve(scene, ob, 0);
+		if(ob->type==OB_FONT) BKE_text_to_curve(G.main, scene, ob, 0);
 
 		if(!forOrco) curve_calc_modifiers_pre(scene, ob, forRender, &originalVerts, &deformedVerts, &numVerts);
 
diff --git a/source/blender/blenkernel/intern/font.c b/source/blender/blenkernel/intern/font.c
index 6898615c753..c82aa855a7b 100644
--- a/source/blender/blenkernel/intern/font.c
+++ b/source/blender/blenkernel/intern/font.c
@@ -284,7 +284,7 @@ struct TmpFont *vfont_find_tmpfont(VFont *vfont)
 	return tmpfnt;
 }
 
-static VFontData *vfont_get_data(VFont *vfont)
+static VFontData *vfont_get_data(Main *bmain, VFont *vfont)
 {
 	struct TmpFont *tmpfnt = NULL;
 	PackedFile *tpf;
@@ -319,11 +319,11 @@ static VFontData *vfont_get_data(VFont *vfont)
 					BLI_addtail(&ttfdata, tmpfnt);
 				}
 			} else {
-				pf= newPackedFile(NULL, vfont->name);
+				pf= newPackedFile(NULL, vfont->name, ID_BLEND_PATH(bmain, &vfont->id));
 				
 				if(!tmpfnt)
 				{
-					tpf= newPackedFile(NULL, vfont->name);
+					tpf= newPackedFile(NULL, vfont->name, ID_BLEND_PATH(bmain, &vfont->id));
 					
 					// Add temporary packed file to globals
 					tmpfnt= (struct TmpFont *) MEM_callocN(sizeof(struct TmpFont), "temp_font");
@@ -351,7 +351,7 @@ static VFontData *vfont_get_data(VFont *vfont)
 	return vfont->data;	
 }
 
-VFont *load_vfont(const char *name)
+VFont *load_vfont(Main *bmain, const char *name)
 {
 	char filename[FILE_MAXFILE];
 	VFont *vfont= NULL;
@@ -371,8 +371,8 @@ VFont *load_vfont(const char *name)
 		BLI_strncpy(dir, name, sizeof(dir));
 		BLI_splitdirstring(dir, filename);
 
-		pf= newPackedFile(NULL, name);
-		tpf= newPackedFile(NULL, name);		
+		pf= newPackedFile(NULL, name, bmain->name);
+		tpf= newPackedFile(NULL, name, bmain->name);
 		
 		is_builtin= 0;
 	}
@@ -382,7 +382,7 @@ VFont *load_vfont(const char *name)
 
 		vfd= BLI_vfontdata_from_freetypefont(pf);
 		if (vfd) {
-			vfont = alloc_libblock(&G.main->vfont, ID_VF, filename);
+			vfont = alloc_libblock(&bmain->vfont, ID_VF, filename);
 			vfont->data = vfd;
 
 			/* if there's a font name, use it for the ID name */
@@ -439,7 +439,7 @@ VFont *get_builtin_font(void)
 		if (strcmp(vf->name, FO_BUILTIN_NAME)==0)
 			return vf;
 	
-	return load_vfont(FO_BUILTIN_NAME);
+	return load_vfont(G.main, FO_BUILTIN_NAME);
 }
 
 static VChar *find_vfont_char(VFontData *vfd, intptr_t character)
@@ -500,7 +500,7 @@ static void build_underline(Curve *cu, float x1, float y1, float x2, float y2, i
 
 }
 
-static void buildchar(Curve *cu, unsigned long character, CharInfo *info, float ofsx, float ofsy, float rot, int charidx)
+static void buildchar(Main *bmain, Curve *cu, unsigned long character, CharInfo *info, float ofsx, float ofsy, float rot, int charidx)
 {
 	BezTriple *bezt1, *bezt2;
 	Nurb *nu1 = NULL, *nu2 = NULL;
@@ -509,7 +509,7 @@ static void buildchar(Curve *cu, unsigned long character, CharInfo *info, float
 	VChar *che = NULL;
 	int i;
 
-	vfd= vfont_get_data(which_vfont(cu, info));	
+	vfd= vfont_get_data(bmain, which_vfont(cu, info));
 	if (!vfd) return;
 
 	/*
@@ -662,7 +662,7 @@ static float char_width(Curve *cu, VChar *che, CharInfo *info)
 	}
 }
 
-struct chartrans *BKE_text_to_curve(Scene *scene, Object *ob, int mode) 
+struct chartrans *BKE_text_to_curve(Main *bmain, Scene *scene, Object *ob, int mode)
 {
 	VFont *vfont, *oldvfont;
 	VFontData *vfd= NULL;
@@ -714,7 +714,7 @@ struct chartrans *BKE_text_to_curve(Scene *scene, Object *ob, int mode)
 	if (cu->tb==NULL)
 		cu->tb= MEM_callocN(MAXTEXTBOX*sizeof(TextBox), "TextBox compat");
 
-	vfd= vfont_get_data(vfont);
+	vfd= vfont_get_data(bmain, vfont);
 
 	/* The VFont Data can not be found */
 	if(!vfd) {
@@ -792,7 +792,7 @@ struct chartrans *BKE_text_to_curve(Scene *scene, Object *ob, int mode)
 		}
 
 		if (vfont != oldvfont) {
-			vfd= vfont_get_data(vfont);
+			vfd= vfont_get_data(bmain, vfont);
 			oldvfont = vfont;
 		}
 
@@ -1157,7 +1157,7 @@ struct chartrans *BKE_text_to_curve(Scene *scene, Object *ob, int mode)
 				}
 				// We do not want to see any character for \n or \r
 				if(cha != '\n' && cha != '\r')
-					buildchar(cu, cha, info, ct->xof, ct->yof, ct->rot, i);
+					buildchar(bmain, cu, cha, info, ct->xof, ct->yof, ct->rot, i);
 				
 				if ((info->flag & CU_CHINFO_UNDERLINE) && (cu->textoncurve == NULL) && (cha != '\n') && (cha != '\r')) {
 					float ulwidth, uloverlap= 0.0f;
diff --git a/source/blender/blenkernel/intern/image.c b/source/blender/blenkernel/intern/image.c
index d764826cd47..834961bf6e7 100644
--- a/source/blender/blenkernel/intern/image.c
+++ b/source/blender/blenkernel/intern/image.c
@@ -1480,7 +1480,7 @@ void BKE_image_signal(Image *ima, ImageUser *iuser, int signal)
 		/* try to repack file */
 		if(ima->packedfile) {
 			PackedFile *pf;
-			pf = newPackedFile(NULL, ima->name);
+			pf = newPackedFile(NULL, ima->name, ID_BLEND_PATH(G.main, &ima->id));
 			if (pf) {
 				freePackedFile(ima->packedfile);
 				ima->packedfile = pf;
@@ -1860,7 +1860,7 @@ static ImBuf *image_load_image_file(Image *ima, ImageUser *iuser, int cfra)
 			
 			/* make packed file for autopack */
 			if ((ima->packedfile == NULL) && (G.fileflags & G_AUTOPACK))
-				ima->packedfile = newPackedFile(NULL, str);
+				ima->packedfile = newPackedFile(NULL, str, ID_BLEND_PATH(G.main, &ima->id));
 		}
 	}
 	else
diff --git a/source/blender/blenkernel/intern/packedFile.c b/source/blender/blenkernel/intern/packedFile.c
index ed729d819b7..4bc40bde949 100644
--- a/source/blender/blenkernel/intern/packedFile.c
+++ b/source/blender/blenkernel/intern/packedFile.c
@@ -168,7 +168,7 @@ PackedFile *newPackedFileMemory(void *mem, int memlen)
 	return pf;
 }
 
-PackedFile *newPackedFile(ReportList *reports, const char *filename)
+PackedFile *newPackedFile(ReportList *reports, const char *filename, const char *basepath)
 {
 	PackedFile *pf = NULL;
 	int file, filelen;
@@ -185,7 +185,7 @@ PackedFile *newPackedFile(ReportList *reports, const char *filename)
 	// convert relative filenames to absolute filenames
 	
 	strcpy(name, filename);
-	BLI_path_abs(name, G.main->name);
+	BLI_path_abs(name, basepath);
 	
 	// open the file
 	// and create a PackedFile structure
@@ -224,7 +224,7 @@ void packAll(Main *bmain, ReportList *reports)
 	for(ima=bmain->image.first; ima; ima=ima->id.next) {
 		if(ima->packedfile == NULL && ima->id.lib==NULL) { 
 			if(ima->source==IMA_SRC_FILE) {
-				ima->packedfile = newPackedFile(reports, ima->name);
+				ima->packedfile = newPackedFile(reports, ima->name, ID_BLEND_PATH(bmain, &ima->id));
 			}
 			else if(ELEM(ima->source, IMA_SRC_SEQUENCE, IMA_SRC_MOVIE)) {
 				BKE_reportf(reports, RPT_WARNING, "Image '%s' skipped, movies and image sequences not supported.", ima->id.name+2);
@@ -234,11 +234,11 @@ void packAll(Main *bmain, ReportList *reports)
 
 	for(vf=bmain->vfont.first; vf; vf=vf->id.next)
 		if(vf->packedfile == NULL && vf->id.lib==NULL && strcmp(vf->name, FO_BUILTIN_NAME) != 0)
-			vf->packedfile = newPackedFile(reports, vf->name);
+			vf->packedfile = newPackedFile(reports, vf->name, bmain->name);
 
 	for(sound=bmain->sound.first; sound; sound=sound->id.next)
 		if(sound->packedfile == NULL && sound->id.lib==NULL)
-			sound->packedfile = newPackedFile(reports, sound->name);
+			sound->packedfile = newPackedFile(reports, sound->name, bmain->name);
 }
 
 
diff --git a/source/blender/editors/curve/editfont.c b/source/blender/editors/curve/editfont.c
index fcac070f84e..d8257c524c1 100644
--- a/source/blender/editors/curve/editfont.c
+++ b/source/blender/editors/curve/editfont.c
@@ -259,6 +259,7 @@ static int insert_into_textbuf(Object *obedit, uintptr_t c)
 
 static void text_update_edited(bContext *C, Scene *scene, Object *obedit, int recalc, int mode)
 {
+	struct Main *bmain= CTX_data_main(C);
 	Curve *cu= obedit->data;
 	EditFont *ef= cu->editfont;
 	cu->curinfo = ef->textbufinfo[cu->pos?cu->pos-1:0];
@@ -269,7 +270,7 @@ static void text_update_edited(bContext *C, Scene *scene, Object *obedit, int re
 	if(mode == FO_EDIT)
 		update_string(cu);
 
-	BKE_text_to_curve(scene, obedit, mode);
+	BKE_text_to_curve(bmain, scene, obedit, mode);
 
 	if(recalc)
 		DAG_id_tag_update(obedit->data, 0);
@@ -928,9 +929,10 @@ static int move_cursor(bContext *C, int type, int select)
 
 	if(select == 0) {
 		if(cu->selstart) {
+			struct Main *bmain= CTX_data_main(C);
 			cu->selstart = cu->selend = 0;
 			update_string(cu);
-			BKE_text_to_curve(scene, obedit, FO_SELCHANGE);
+			BKE_text_to_curve(bmain, scene, obedit, FO_SELCHANGE);
 		}
 	}
 
@@ -1644,13 +1646,14 @@ static int open_cancel(bContext *UNUSED(C), wmOperator *op)
 
 static int open_exec(bContext *C, wmOperator *op)
 {
+	struct Main *bmain= CTX_data_main(C);
 	VFont *font;
 	PropertyPointerRNA *pprop;
 	PointerRNA idptr;
 	char filepath[FILE_MAX];
 	RNA_string_get(op->ptr, "filepath", filepath);
 
-	font= load_vfont(filepath);
+	font= load_vfont(bmain, filepath);
 
 	if(!font) {
 		if(op->customdata) MEM_freeN(op->customdata);
diff --git a/source/blender/editors/object/object_edit.c b/source/blender/editors/object/object_edit.c
index a50dd00ef16..76cbfdc88e7 100644
--- a/source/blender/editors/object/object_edit.c
+++ b/source/blender/editors/object/object_edit.c
@@ -1221,7 +1221,7 @@ static void copy_attr(Main *bmain, Scene *scene, View3D *v3d, short event)
 						cu1->vfontbi= cu->vfontbi;
 						id_us_plus((ID *)cu1->vfontbi);						
 
-						BKE_text_to_curve(scene, base->object, 0);		/* needed? */
+						BKE_text_to_curve(bmain, scene, base->object, 0); /* needed? */
 
 						
 						BLI_strncpy(cu1->family, cu->family, sizeof(cu1->family));
diff --git a/source/blender/editors/sound/sound_ops.c b/source/blender/editors/sound/sound_ops.c
index 5b72e87f95a..d03c2b19300 100644
--- a/source/blender/editors/sound/sound_ops.c
+++ b/source/blender/editors/sound/sound_ops.c
@@ -519,6 +519,7 @@ static int sound_poll(bContext *C)
 
 static int pack_exec(bContext *C, wmOperator *op)
 {
+	Main *bmain= CTX_data_main(C);
 	Editing* ed = CTX_data_scene(C)->ed;
 	bSound* sound;
 
@@ -530,7 +531,7 @@ static int pack_exec(bContext *C, wmOperator *op)
 	if(!sound || sound->packedfile)
 		return OPERATOR_CANCELLED;
 
-	sound->packedfile= newPackedFile(op->reports, sound->name);
+	sound->packedfile= newPackedFile(op->reports, sound->name, ID_BLEND_PATH(bmain, &sound->id));
 	sound_load(CTX_data_main(C), sound);
 
 	return OPERATOR_FINISHED;
diff --git a/source/blender/editors/space_image/image_ops.c b/source/blender/editors/space_image/image_ops.c
index 45bd1d58a53..33c3ae45a58 100644
--- a/source/blender/editors/space_image/image_ops.c
+++ b/source/blender/editors/space_image/image_ops.c
@@ -1567,6 +1567,7 @@ static int pack_test(bContext *C, wmOperator *op)
 
 static int pack_exec(bContext *C, wmOperator *op)
 {
+	struct Main *bmain= CTX_data_main(C);
 	Image *ima= CTX_data_edit_image(C);
 	ImBuf *ibuf= BKE_image_get_ibuf(ima, NULL);
 	int as_png= RNA_boolean_get(op->ptr, "as_png");
@@ -1582,7 +1583,7 @@ static int pack_exec(bContext *C, wmOperator *op)
 	if(as_png)
 		BKE_image_memorypack(ima);
 	else
-		ima->packedfile= newPackedFile(op->reports, ima->name);
+		ima->packedfile= newPackedFile(op->reports, ima->name, ID_BLEND_PATH(bmain, &ima->id));
 
 	WM_event_add_notifier(C, NC_IMAGE|NA_EDITED, ima);
 	
diff --git a/source/blender/makesdna/DNA_ID.h b/source/blender/makesdna/DNA_ID.h
index f81a05f5625..9c8a0231907 100644
--- a/source/blender/makesdna/DNA_ID.h
+++ b/source/blender/makesdna/DNA_ID.h
@@ -206,6 +206,8 @@ typedef struct PreviewImage {
 
 #define ID_CHECK_UNDO(id) ((GS((id)->name) != ID_SCR) && (GS((id)->name) != ID_WM))
 
+#define ID_BLEND_PATH(_bmain, _id) ((_id)->lib ? (_id)->lib->filepath : (_bmain)->name)
+
 #ifdef GS
 #undef GS
 #endif
diff --git a/source/blender/makesrna/intern/rna_image_api.c b/source/blender/makesrna/intern/rna_image_api.c
index b7827989a94..50ce816d7a1 100644
--- a/source/blender/makesrna/intern/rna_image_api.c
+++ b/source/blender/makesrna/intern/rna_image_api.c
@@ -142,7 +142,7 @@ static void rna_Image_pack(Image *image, ReportList *reports, int as_png)
 			BKE_image_memorypack(image);
 		}
 		else {
-			image->packedfile= newPackedFile(reports, image->name);
+			image->packedfile= newPackedFile(reports, image->name, ID_BLEND_PATH(G.main, &image->id));
 		}
 	}
 }
diff --git a/source/blender/makesrna/intern/rna_main_api.c b/source/blender/makesrna/intern/rna_main_api.c
index 54bae59ae93..7b26a8cb783 100644
--- a/source/blender/makesrna/intern/rna_main_api.c
+++ b/source/blender/makesrna/intern/rna_main_api.c
@@ -344,12 +344,12 @@ void rna_Main_metaballs_remove(Main *bmain, ReportList *reports, struct MetaBall
 		            mb->id.name+2, ID_REAL_USERS(mb));
 }
 
-VFont *rna_Main_fonts_load(Main *UNUSED(bmain), ReportList *reports, const char *filepath)
+VFont *rna_Main_fonts_load(Main *bmain, ReportList *reports, const char *filepath)
 {
 	VFont *font;
 
 	errno= 0;
-	font= load_vfont(filepath);
+	font= load_vfont(bmain, filepath);
 
 	if(!font)
 		BKE_reportf(reports, RPT_ERROR, "Can't read: \"%s\", %s", filepath,
-- 
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