def reload_file(self):
#Download from the internet and combine with the current list
last_updated = get_modified_time(APP_LIST_PATH)
update_frequency = CONFIG['Internet']['UpdateApplications'] * 60
if not CONFIG['Internet']['Enable'] or not update_frequency:
return
#Only update if requirements are met
next_update = time.time() - update_frequency
if not self.applist or not last_updated or last_updated < next_update:
if self.q is not None:
NOTIFY(APPLIST_UPDATE_START)
NOTIFY.send(self.q)
if self.applist.update(APP_LIST_URL):
self.applist.save()
if self.q is not None:
NOTIFY(APPLIST_UPDATE_SUCCESS)
else:
if self.q is not None:
NOTIFY(APPLIST_UPDATE_FAIL)
NOTIFY.send(self.q)
def load_program(program_name=None,
_update_version=True,
_metadata_only=False):
paths = _get_paths(program_name)
new_file = False
if _metadata_only:
return {'Modified': get_modified_time(paths['Main'])}
#Load the main file
try:
with open(paths['Main'], 'rb') as f:
loaded_data = decode_file(f.read())
#Load backup if file is corrupted
except zlib.error:
try:
with open(paths['Backup'], 'rb') as f:
loaded_data = decode_file(f.read())
except (IOError, zlib.error):
new_file = True
#Don't load backup if file has been deleted
except IOError:
new_file = True
#Create empty data
if new_file:
loaded_data = {}
return upgrade_version(loaded_data, update_metadata=_update_version)
def list_data_files():
"""List the name of every saved profile in the data folder.
The extension is checked, but removed in the output list.
"""
all_files = list_directory(DATA_FOLDER)
if all_files is None:
return []
date_modified = {f: get_modified_time(os.path.join(DATA_FOLDER, f)) for f in all_files}
date_sort = sorted(get_items(date_modified), key=itemgetter(1))
return [k.replace(DATA_EXTENSION, '') for k, v in date_sort if k.endswith(DATA_EXTENSION)][::-1]
def load_data(profile_name=None, _update_version=True, _metadata_only=False, _create_new=True):
"""Read a profile (or create new one) and run it through the update."""
paths = _get_paths(profile_name)
new_file = False
if _metadata_only:
return {'Modified': get_modified_time(paths['Main'])}
#Load the main file
try:
with CustomOpen(paths['Main'], 'rb') as f:
loaded_data = decode_file(f, legacy=f.zip is None)
#Load backup if file is corrupted
except (zlib.error, ValueError):
try:
with CustomOpen(paths['Backup'], 'rb') as f:
loaded_data = decode_file(f, legacy=f.zip is None)
except (IOError, zlib.error, ValueError):
new_file = True
#Move corrupt file into a folder instead of just silently delete
if create_folder(paths['CorruptedFolder']):
hide_file(paths['CorruptedFolder'])
rename_file(paths['Main'], '{}.{}'.format(paths['Corrupted'], int(time.time())))
#Don't load backup if file has been deleted
except IOError:
new_file = True
#Create empty data
if new_file:
if _create_new:
loaded_data = {}
else:
return None
return upgrade_version(loaded_data, update_metadata=_update_version)