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fix: check read permission before entering a folder

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This commit is contained in:
lohhiiccc 2026-07-02 20:05:42 +02:00
parent 51724a1aa6
commit a144262f8c
1 changed files with 9 additions and 5 deletions
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14
src/core/Navigator.py
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@ -1,3 +1,4 @@
import os
from pathlib import Path from pathlib import Path
from ..items.AItems import AItem from ..items.AItems import AItem
from ..items.Folder import Folder from ..items.Folder import Folder
@ -44,24 +45,27 @@ class Navigator:
else: else:
self._cursor.resete() self._cursor.resete()
def _navigate_to(self, path: Path) -> None: def _navigate_to(self, path: Path) -> bool:
if not os.access(path, os.R_OK | os.X_OK):
self._error = f"Permission denied: {path}"
return False
self._history.append(path) self._history.append(path)
self._error = None
self._load() self._load()
self._reset_cursor() self._reset_cursor()
return True
def enter(self, item: AItem) -> bool: def enter(self, item: AItem) -> bool:
if not item.is_navigable(): if not item.is_navigable():
return False return False
path = item.point_to if isinstance(item, Symlink) else item.path path = item.point_to if isinstance(item, Symlink) else item.path
self._navigate_to(path) return self._navigate_to(path)
return True
def up(self) -> bool: def up(self) -> bool:
parent = self._history[-1].parent parent = self._history[-1].parent
if parent == self._history[-1]: if parent == self._history[-1]:
return False return False
self._navigate_to(parent) return self._navigate_to(parent)
return True
def back(self) -> bool: def back(self) -> bool:
if len(self._history) <= 1: if len(self._history) <= 1: