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/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Contributor(s): Bastien Montagne
*
* ***** END GPL LICENSE BLOCK *****
*
*/
/** \file blender/blenloader/intern/blend_validate.c
* \ingroup blenloader
*
* Utils to check/validate a Main is in sane state, only checks relations between datablocks and libraries for now.
*
* \note Does not *fix* anything, only reports found errors.
*
*/
#include <string.h> // for strrchr strncmp strstr
#include "BLI_utildefines.h"
#include "BLI_blenlib.h"
#include "BLI_linklist.h"
#include "MEM_guardedalloc.h"
#include "DNA_sdna_types.h"
#include "DNA_windowmanager_types.h"
#include "BKE_library.h"
#include "BKE_main.h"
#include "BKE_report.h"
#include "BLO_readfile.h"
#include "BLO_writefile.h"
#include "readfile.h"
/* Does not fix anything, but checks that all linked data-blocks are still valid (i.e. pointing to the right library). */
bool BLO_main_validate_libraries(struct Main *bmain, struct ReportList *reports)
{
ListBase mainlist;
bool is_valid = true;
BKE_main_lock(bmain);
blo_split_main(&mainlist, bmain);
ListBase *lbarray[MAX_LIBARRAY];
int i = set_listbasepointers(bmain, lbarray);
while (i--) {
for (ID *id = lbarray[i]->first; id != NULL; id = id->next) {
if (id->lib != NULL) {
is_valid = false;
BKE_reportf(reports, RPT_ERROR,
"ID %s is in local database while being linked from library %s!\n", id->name, id->lib->name);
}
}
}
for (Main *curmain = bmain->next; curmain != NULL; curmain = curmain->next) {
Library *curlib = curmain->curlib;
if (curlib == NULL) {
BKE_reportf(reports, RPT_ERROR,
"Library database with NULL library datablock!\n");
continue;
}
BKE_library_filepath_set(bmain, curlib, curlib->name);
BlendHandle *bh = BLO_blendhandle_from_file(curlib->filepath, reports);
if (bh == NULL) {
BKE_reportf(reports, RPT_ERROR,
"Library ID %s not found at expected path %s!\n", curlib->id.name, curlib->filepath);
continue;
}
i = set_listbasepointers(curmain, lbarray);
while (i--) {
ID *id = lbarray[i]->first;
if (id == NULL) {
continue;
}
if (GS(id->name) == ID_LI) {
is_valid = false;
BKE_reportf(reports, RPT_ERROR,
"Library ID %s in library %s, this should not happen!\n", id->name, curlib->name);
continue;
}
int totnames = 0;
LinkNode *names = BLO_blendhandle_get_datablock_names(bh, GS(id->name), &totnames);
for (; id != NULL; id = id->next) {
if (id->lib == NULL) {
is_valid = false;
BKE_reportf(reports, RPT_ERROR,
"ID %s has NULL lib pointer while being in library %s!\n", id->name, curlib->name);
continue;
}
if (id->lib != curlib) {
is_valid = false;
BKE_reportf(reports, RPT_ERROR,
"ID %s has mismatched lib pointer!\n", id->name);
continue;
}
LinkNode *name = names;
for (; name; name = name->next) {
char *str_name = (char *)name->link;
if (id->name[2] == str_name[0] && STREQ(str_name, id->name + 2)) {
break;
}
}
if (name == NULL) {
is_valid = false;
BKE_reportf(reports, RPT_ERROR,
"ID %s not found in library %s anymore!\n", id->name, id->lib->name);
continue;
}
}
BLI_linklist_free(names, free);
}
BLO_blendhandle_close(bh);
}
blo_join_main(&mainlist);
BLI_assert(BLI_listbase_is_single(&mainlist));
BLI_assert(mainlist.first == (void *)bmain);
BKE_main_unlock(bmain);
return is_valid;
}
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