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# Copyright (C) 2011-2021 Andrea Francia Bereguardo(PV) Italy
from trashcli.compat import Protocol
from trashcli.fs import ContentsOf
from trashcli.lib.dir_checker import DirChecker
from trashcli.lib.dir_reader import DirReader
from trashcli.lib.user_info import SingleUserInfoProvider
from trashcli.rm.cleanable_trashcan import CleanableTrashcan
from trashcli.rm.file_remover import FileRemover
from trashcli.rm.filter import Filter
from trashcli.rm.list_trashinfo import ListTrashinfos
from trashcli.trash_dirs_scanner import TrashDirsScanner, TopTrashDirRules, \
trash_dir_found
class RmFileSystemReader(ContentsOf,
DirReader,
TopTrashDirRules.Reader,
Protocol):
pass
class RmCmd:
def __init__(self,
environ,
getuid,
volumes_listing,
stderr,
file_reader, # type: RmFileSystemReader
):
self.environ = environ
self.getuid = getuid
self.volumes_listing = volumes_listing
self.stderr = stderr
self.file_reader = file_reader
def run(self, argv, uid):
args = argv[1:]
self.exit_code = 0
if not args:
self.print_err('Usage:\n'
' trash-rm PATTERN\n'
'\n'
'Please specify PATTERN.\n'
'trash-rm uses fnmatch.fnmatchcase to match patterns, see https://docs.python.org/3/library/fnmatch.html for more details.')
self.exit_code = 8
return
trashcan = CleanableTrashcan(FileRemover())
cmd = Filter(args[0])
listing = ListTrashinfos.make(self.file_reader, self.file_reader)
user_info_provider = SingleUserInfoProvider()
scanner = TrashDirsScanner(user_info_provider,
self.volumes_listing,
TopTrashDirRules(self.file_reader),
DirChecker())
for event, args in scanner.scan_trash_dirs(self.environ, uid):
if event == trash_dir_found:
path, volume = args
for type, arg in listing.list_from_volume_trashdir(path,
volume):
if type == 'unable_to_parse_path':
self.unable_to_parse_path(arg)
elif type == 'trashed_file':
original_location, info_file = arg
if cmd.matches(original_location):
trashcan.delete_trash_info_and_backup_copy(
info_file)
def unable_to_parse_path(self, trashinfo):
self.report_error('{}: unable to parse \'Path\''.format(trashinfo))
def report_error(self, error_msg):
self.print_err('trash-rm: {}'.format(error_msg))
def print_err(self, msg):
self.stderr.write(msg + '\n')
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