def erase(self, pl_ids):
if len(pl_ids) > 0:
magic_or_static = with_polymorphic(MediaList, "*")
pls = Session.query(magic_or_static)\
.filter(MediaList.id.in_(pl_ids))\
.all()
for pl in pls:
Session.delete(pl)
Session.commit()
self.dispatch_signame('recpls.listupdate')
def _get_file_info(self, file_obj):
try:
file_obj = self.parser.parse(file_obj, Session)
except Exception:
if util.has_identity(file_obj):
Session.delete(file_obj)
else:
Session.expunge(file_obj)
log_traceback(level="info")
return None
return file_obj
def remove_directory(self, path, name):
dir_path = os.path.join(path, name)
folder = self._get_folder(dir_path)
if folder is not None:
def stop_watchers(d_obj):
for ch_obj in d_obj.child_folders:
stop_watchers(ch_obj)
self.watcher.stop_watching_dir(d_obj.path)
stop_watchers(folder)
Session.delete(folder)
def walk_directory(self, walk_root, force=False):
walk_root = os.path.join(self.root_path, walk_root)
walk_root = walk_root.rstrip("/")
walked_folders = []
# cache all medias recorded in database
media_dict = {}
for m in Session.query(self.OBJECT_CLASS).all():
media_dict[m.get_path()] = m
for root, subdirs, files in pathutils.walk(walk_root):
root = root.rstrip("/")
log.debug('library: update crawling %s' % root)
if os.path.basename(root).startswith("."):
continue # skip hidden folder
folder = self._get_folder(root)
if folder is None:
folder = LibraryFolder(library_id=self.library_id,
path=root,
name=os.path.basename(root))
Session.add(folder)
self.parse_files(folder, files, media_dict, force)
subdirs_obj = self.get_subdirs(folder, subdirs)
for sd in subdirs_obj:
sd.parent_folder = folder
walked_folders.append(root)
# clean library
Session.query(LibraryFolder) \
.filter(LibraryFolder.library_id == self.library_id) \
.filter(LibraryFolder.path.notin_(walked_folders)) \
.delete(synchronize_session='fetch')
if len(media_dict) > 0:
db_media_ids = [media_dict[k].m_id for k in media_dict]
erased_files = Session.query(self.OBJECT_CLASS) \
.filter(self.OBJECT_CLASS.m_id.in_(db_media_ids)) \
.all()
for f in erased_files:
Session.delete(f)
Session.commit()
def remove_media(self, path, name):
file_obj = self._get_file_with_path(os.path.join(path, name))
if file_obj is not None:
Session.delete(file_obj)