def do_delete(objID, version, searchFile=None):
"""the optional searchFile argument is for cases of calling this
thing in a loop: the first time, searchFile is None, so we do
an open of the searchFile, and this gets returned to the caller,
and the caller (in a loop) gets to reuse the searchFile argument."""
if not searchFile:
searchFile = ryw_meta.open_search_file(RepositoryRoot)
ryw.db_print('DeleteObject.do_delete: opening searchFile.', 18)
else:
ryw.db_print('DeleteObject.do_delete: reusing searchFile.', 18)
if not searchFile:
return (False, None)
meta,objroot = ryw_meta.get_meta(searchFile, objID, version,
RepositoryRoot)
if not meta and not objroot:
ryw.give_bad_news('do_delete: no meta, no objroot, giving up...',
logging.critical)
searchFile.done()
return (False, searchFile)
#
# try to continue deletion even if we can't get metadata.
#
paths = ryw_meta.get_paths(objroot, objID, version, meta, RepositoryRoot)
if not paths:
ryw.give_bad_news('do_delete: failed to get paths.',
logging.critical)
searchFile.done()
return (False, searchFile)
if meta:
#
# hack. I had a bug when the following function crashed
# with meta=None
# I didn't bother to understand what's going on.
#
process_reverse_lists(objID, version, meta, searchFile)
remove_from_search_file(searchFile, objID, version)
remove_paths(paths)
searchFile.done()
return (True, searchFile)
def get_path(objID, version, searchFile, repositoryRoot):
"""a helper function.
a replacement for DisplaySelection.get_path().
called by get_file_path() below."""
success,meta = searchFile.get_meta(objID, version)
if not success or not meta:
ryw.give_bad_news(
'ReverseLists.get_path: get_path failed.', logging.critical)
return (False, None)
objroot = ryw_meta.get_objectstore_root(repositoryRoot, meta)
paths = ryw_meta.get_paths(objroot, objID, version,
meta, RepositoryRoot)
if not paths:
ryw.give_bad_news('ReverseLists.get_path: failed to get paths.',
logging.critical)
return (False, None)
return (True, paths[0])
def get_all_paths(objID, version, skipLock = False, searchFile = None,
allowNullSearchFile = False):
#searchFile = ryw_meta.open_search_file(RepositoryRoot)
#if not searchFile:
# return (False, None)
#meta,objroot = ryw_meta.get_meta(searchFile, objID, version,
# RepositoryRoot)
#searchFile.done()
if searchFile == None and not allowNullSearchFile:
ryw.give_bad_news('DisplaySelection.get_path: warning, no ' +
'searchFile. ok but should fix.',
logging.warning)
if searchFile:
success,meta = searchFile.get_meta(objID, version)
if success and meta:
objroot = ryw_meta.get_objectstore_root(RepositoryRoot, meta)
else:
success,meta,objroot = ryw_meta.get_meta2(
RepositoryRoot, objID, version, skipLk = skipLock)
logging.warning('DisplaySelection.get_path: get_meta2 called.')
if not success or (not meta and not objroot):
ryw.give_bad_news(
'DisplaySelection: no meta, no objroot, giving up...',
logging.critical)
return (False, None, None)
paths = ryw_meta.get_paths(objroot, objID, version, meta, RepositoryRoot)
if not paths:
ryw.give_bad_news('DisplaySelection: failed to get paths.',
logging.critical)
return (False, None, None)
return (True, paths, meta)
def main():
# initialization.
print_header()
form = cgi.FieldStorage()
setup_logging()
# cgi.print_form(form)
success,objID,version = ryw.get_obj_str2(form)
if not success:
ryw_upload.quick_exit(1)
logging.debug('EditObject: ' + objID + '#' + str(version))
if not ryw_meta.check_required_fields(form):
ryw_upload.quick_exit(1)
success,meta,objroot = ryw_meta.get_meta2(RepositoryRoot,
objID, version)
if not success:
ryw_upload.quick_exit(1)
reext = re_extract_or_not(form)
if reext:
paths = ryw_meta.get_paths(objroot, objID, version,
meta, RepositoryRoot)
if not paths:
ryw.give_bad_news('EditObject: failed to get paths.',
logging.critical)
ryw_upload.quick_exit(1)
dataPath = paths[0]
fileName = get_file_name(dataPath)
if not fileName:
reext = False
success = ryw_meta.process_error_fields(form, meta)
if not success:
ryw_upload.quick_exit(1)
ryw_meta.process_fields(form, meta)
logging.debug('EditObjects: ' + repr(meta))
meta = ryw_upload.get_change_date_time(meta)
#ryw.give_news(repr(meta), logging.info)
if reext:
re_extract(dataPath, fileName, meta)
success,searchFile = do_update_metadata(objroot, objID, version, meta)
if not success:
ryw_upload.quick_exit(1)
show_one_server_object(meta, searchFile)
ryw.give_good_news('edit completed.', logging.info)
ryw_view.print_footer()
if searchFile:
searchFile.done()
sys.exit(0)