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# SPDX-License-Identifier: GPL-3.0-only
import logging
from collections import deque
from gi.repository import Gio, GLib, GObject
from gsecrets.const import APP_ID
MAX_RECENT_ITEMS = 10
class RecentManager(GObject.Object):
changed = GObject.Signal(arg_types=())
def __init__(self):
super().__init__()
self.settings = Gio.Settings.new(APP_ID)
self._load_items()
self.settings.connect("changed::last-opened-list", self._on_settings_changed)
def __iter__(self):
return iter(self.recents)
def __reversed__(self):
return reversed(self.recents)
def add_item(self, item: Gio.File) -> None:
if found := next(
(f for f in self.recents if f.get_uri() == item.get_uri()), None
):
if bool(self.recents) and found != self.recents[-1]:
self.recents.remove(found)
else:
return
self.recents.append(item)
self._save_items()
self.emit(self.changed)
def _remove_items(self, items: list[Gio.File]) -> None:
for item in items:
self.recents.remove(item)
if bool(items):
self._save_items()
self.emit(self.changed)
def is_empty(self) -> bool:
return not bool(self.recents)
def purge_items(self) -> None:
if self.is_empty():
return
self.recents.clear()
self._save_items()
self.emit(self.changed)
def _save_items(self):
uris = [item.get_uri() for item in self.recents]
self.settings.set_strv("last-opened-list", uris)
def _load_items(self):
uris = self.settings.get_strv("last-opened-list")
items = [Gio.File.new_for_uri(uri) for uri in uris]
self.recents = deque(items, MAX_RECENT_ITEMS)
def _on_settings_changed(self, _settings, _key):
self._load_items()
self.emit(self.changed)
async def clean_non_existent(self) -> None:
to_remove = []
for item in self.recents:
try:
await item.query_info_async(
Gio.FILE_ATTRIBUTE_STANDARD_TYPE,
Gio.FileQueryInfoFlags.NONE,
GLib.PRIORITY_DEFAULT,
None,
)
except GLib.Error as err:
file_exist = not err.matches(
Gio.io_error_quark(), Gio.IOErrorEnum.NOT_FOUND
)
if file_exist:
logging.exception("Could not get file info")
else:
uri = item.get_uri()
logging.info("Ignoring nonexistent recent file: %s", uri)
to_remove.append(item)
# We remove items after we are done iterating to avoid undefined
# behaviour.
self._remove_items(to_remove)
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