Files
2026-05-10 12:46:33 +02:00

142 lines
4.9 KiB
Python

from __future__ import annotations
import os
import subprocess
from pathlib import Path
from typing import Any
from backend.database import Database
def _start_menu_dirs() -> list[Path]:
paths = [
Path(os.environ.get("ProgramData", "")) / "Microsoft" / "Windows" / "Start Menu" / "Programs",
Path(os.environ.get("APPDATA", "")) / "Microsoft" / "Windows" / "Start Menu" / "Programs",
]
return [path for path in paths if path.exists()]
class AppDiscovery:
def __init__(self, db: Database):
self.db = db
def discover(self) -> list[dict[str, Any]]:
apps: list[dict[str, Any]] = []
apps.extend(self._start_menu_apps())
apps.extend(self._registry_apps())
apps.extend(self.db.manual_apps())
return self._dedupe(apps)
def launch(self, config: dict[str, Any]) -> None:
path = config.get("path")
args = config.get("args") or ""
if not path:
raise ValueError("App launch action requires a path.")
if path.lower().endswith((".lnk", ".url", ".bat", ".cmd")):
os.startfile(path) # type: ignore[attr-defined]
return
if Path(path).suffix.lower() == ".exe":
subprocess.Popen([path, *self._split_args(args)], close_fds=True)
return
os.startfile(path) # type: ignore[attr-defined]
def _start_menu_apps(self) -> list[dict[str, Any]]:
apps: list[dict[str, Any]] = []
for root in _start_menu_dirs():
for shortcut in root.rglob("*.lnk"):
apps.append(
{
"id": f"shortcut:{shortcut}",
"name": shortcut.stem,
"path": str(shortcut),
"args": None,
"source": "start_menu",
}
)
return apps
def _registry_apps(self) -> list[dict[str, Any]]:
apps: list[dict[str, Any]] = []
try:
import winreg
except ImportError:
return apps
roots = [
(winreg.HKEY_LOCAL_MACHINE, r"SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall"),
(winreg.HKEY_LOCAL_MACHINE, r"SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall"),
(winreg.HKEY_CURRENT_USER, r"SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall"),
]
for hive, key_path in roots:
try:
key = winreg.OpenKey(hive, key_path)
except OSError:
continue
with key:
for index in range(winreg.QueryInfoKey(key)[0]):
try:
sub_name = winreg.EnumKey(key, index)
sub_key = winreg.OpenKey(key, sub_name)
except OSError:
continue
with sub_key:
name = self._reg_value(sub_key, "DisplayName")
if not name:
continue
path = self._best_registry_path(sub_key)
if not path:
continue
apps.append(
{
"id": f"registry:{sub_name}",
"name": name,
"path": path,
"args": None,
"source": "registry",
}
)
return apps
def _best_registry_path(self, key: Any) -> str | None:
candidates = [
self._reg_value(key, "InstallLocation"),
self._reg_value(key, "DisplayIcon"),
]
for candidate in candidates:
if not candidate:
continue
cleaned = candidate.strip('"').split(",")[0]
path = Path(cleaned)
if path.is_file() and path.suffix.lower() == ".exe":
return str(path)
if path.is_dir():
exes = sorted(path.glob("*.exe"))
if exes:
return str(exes[0])
return None
def _reg_value(self, key: Any, name: str) -> str | None:
try:
value, _ = __import__("winreg").QueryValueEx(key, name)
except OSError:
return None
return str(value) if value else None
def _dedupe(self, apps: list[dict[str, Any]]) -> list[dict[str, Any]]:
seen: set[tuple[str, str]] = set()
result: list[dict[str, Any]] = []
for app in sorted(apps, key=lambda item: item["name"].lower()):
key = (app["name"].lower(), str(app["path"]).lower())
if key in seen:
continue
seen.add(key)
result.append(app)
return result
def _split_args(self, args: str) -> list[str]:
if not args:
return []
import shlex
return shlex.split(args, posix=False)