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238 lines (199 loc) · 11.8 KB
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# -*- coding: utf-8 -*-
#
# associate.py = Register a Python distribution
# Copyright © 2012 Pierre Raybaut
# Licensed under the terms of the MIT License
# (see winpython/__init__.py for details)
import sys
import os
from pathlib import Path
import importlib.util
import winreg
from winpython import utils
from argparse import ArgumentParser
# --- Helper functions for Registry ---
def _set_reg_value(root, key_path, name, value, reg_type=winreg.REG_SZ, verbose=False):
"""Helper to create key and set a registry value using CreateKeyEx."""
rootkey_name = "HKEY_CURRENT_USER" if root == winreg.HKEY_CURRENT_USER else "HKEY_LOCAL_MACHINE"
if verbose:
print(f"{rootkey_name}\\{key_path}\\{name if name else ''}:{value}")
try:
# Use CreateKeyEx with context manager for automatic closing
with winreg.CreateKeyEx(root, key_path, 0, winreg.KEY_WRITE) as key:
winreg.SetValueEx(key, name, 0, reg_type, value)
except OSError as e:
print(f"Error creating/setting registry value {rootkey_name}\\{key_path}\\{name}: {e}", file=sys.stderr)
def _delete_reg_key(root, key_path, verbose=False):
"""Helper to delete a registry key, ignoring if not found."""
rootkey_name = "HKEY_CURRENT_USER" if root == winreg.HKEY_CURRENT_USER else "HKEY_LOCAL_MACHINE"
if verbose:
print(f"{rootkey_name}\\{key_path}")
try:
# DeleteKey can only delete keys with no subkeys.
# For keys with (still) subkeys, use DeleteKeyEx on the parent key if available
winreg.DeleteKey(root, key_path)
except FileNotFoundError:
if verbose:
print(f"Registry key not found (skipping deletion): {rootkey_name}\\{key_path}")
except OSError as e: # Catch other potential errors like key not empty
print(f"Error deleting registry key {rootkey_name}\\{key_path}: {e}", file=sys.stderr)
# --- Helper functions for Start Menu Shortcuts ---
def _has_pywin32():
"""Check if pywin32 (pythoncom) is installed."""
return importlib.util.find_spec('pythoncom') is not None
def _remove_start_menu_folder(target, current=True, has_pywin32=False):
"remove menu Folder for target WinPython if pywin32 exists"
if has_pywin32:
utils.remove_winpython_start_menu_folder(current=current)
else:
print("Skipping start menu removal as pywin32 package is not installed.")
def _get_shortcut_data(target, current=True, has_pywin32=False):
"get windows menu access data if pywin32 exists, otherwise empty list"
if not has_pywin32:
return []
wpdir = str(Path(target).parent)
data = []
for name in os.listdir(wpdir):
bname, ext = Path(name).stem, Path(name).suffix
if ext.lower() == ".exe":
# Path for the shortcut file in the start menu folder
shortcut_name = str(Path(utils.create_winpython_start_menu_folder(current=current)) / bname) + '.lnk'
data.append(
(
str(Path(wpdir) / name), # Target executable path
bname, # Description/Name
shortcut_name, # Shortcut file path
)
)
return data
# --- PythonCore entries (PEP-0514 and WinPython specific) ---
def register_in_registery(target, current=True, reg_type=winreg.REG_SZ, verbose=True) -> tuple[list[any], ...]:
"""Register in Windows (like regedit)"""
# --- Constants ---
DROP_HANDLER_CLSID = "{60254CA5-953B-11CF-8C96-00AA00B8708C}"
# --- CONFIG ---
target_path = Path(target).resolve()
python_exe = str(target_path / "python.exe")
pythonw_exe = str(target_path / "pythonw.exe")
spyder_exe = str(target_path.parent / "Spyder.exe")
icon_py = str(target_path / "DLLs" / "py.ico")
icon_pyc = str(target_path / "DLLs" / "pyc.ico")
idle_path = str(target_path / "Lib" / "idlelib" / "idle.pyw")
doc_path = str(target_path / "Doc" / "html" / "index.html")
python_infos = utils.get_python_infos(target) # ('3.11', 64)
short_version = python_infos[0] # e.g., '3.11'
version = utils.get_python_long_version(target) # e.g., '3.11.5'
arch = f'{python_infos[1]}bit' # e.g., '64bit'
display = f"Python {version} ({arch})"
permanent_entries = [] # key_path, name, value
dynamic_entries = [] # key_path, name, value
core_entries = [] # key_path, name, value
lost_entries = [] # intermediate keys to remove later
# --- File associations ---
ext_map = {".py": "Python.File", ".pyw": "Python.NoConFile", ".pyc": "Python.CompiledFile"}
ext_label = {".py": "Python File", ".pyw": "Python File (no console)", ".pyc": "Compiled Python File"}
for ext, ftype in ext_map.items():
permanent_entries.append((f"Software\\Classes\\{ext}", None, ftype))
if ext in (".py", ".pyw"):
permanent_entries.append((f"Software\\Classes\\{ext}", "Content Type", "text/plain"))
# --- Descriptions, Icons, DropHandlers ---
for ext, ftype in ext_map.items():
dynamic_entries.append((f"Software\\Classes\\{ftype}", None, ext_label[ext]))
dynamic_entries.append((f"Software\\Classes\\{ftype}\\DefaultIcon", None, icon_py if "Compiled" not in ftype else icon_pyc))
dynamic_entries.append((f"Software\\Classes\\{ftype}\\shellex\\DropHandler", None, DROP_HANDLER_CLSID))
lost_entries.append((f"Software\\Classes\\{ftype}\\shellex", None, None))
# --- Shell commands ---
for ext, ftype in ext_map.items():
dynamic_entries.append((f"Software\\Classes\\{ftype}\\shell\\open\\command", None, f'''"{pythonw_exe if ftype=='Python.NoConFile' else python_exe}" "%1" %*'''))
lost_entries.append((f"Software\\Classes\\{ftype}\\shell\\open", None, None))
lost_entries.append((f"Software\\Classes\\{ftype}\\shell", None, None))
dynamic_entries.append((rf"Software\Classes\Python.File\shell\Edit with IDLE\command", None, f'"{pythonw_exe}" "{idle_path}" -n -e "%1"'))
dynamic_entries.append((rf"Software\Classes\Python.NoConFile\shell\Edit with IDLE\command", None, f'"{pythonw_exe}" "{idle_path}" -n -e "%1"'))
lost_entries.append((rf"Software\Classes\Python.File\shell\Edit with IDLE", None, None))
lost_entries.append((rf"Software\Classes\Python.NoConFile\shell\Edit with IDLE", None, None))
if Path(spyder_exe).exists():
dynamic_entries.append((rf"Software\Classes\Python.File\shell\Edit with Spyder\command", None, f'"{spyder_exe}" "%1" -w "%w"'))
dynamic_entries.append((rf"Software\Classes\Python.NoConFile\shell\Edit with Spyder\command", None, f'"{spyder_exe}" "%1" -w "%w"'))
lost_entries.append((rf"Software\Classes\Python.File\shell\Edit with Spyder", None, None))
lost_entries.append((rf"Software\Classes\Python.NoConFile\shell\Edit with Spyder", None, None))
# --- WinPython Core registry entries (PEP 514 style) ---
base = f"Software\\Python\\WinPython\\{short_version}"
core_entries.append((base, "DisplayName", display))
core_entries.append((base, "SupportUrl", "https://winpython.github.io"))
core_entries.append((base, "SysVersion", short_version))
core_entries.append((base, "SysArchitecture", arch))
core_entries.append((base, "Version", version))
core_entries.append((f"{base}\\InstallPath", None, str(target)))
core_entries.append((f"{base}\\InstallPath", "ExecutablePath", python_exe))
core_entries.append((f"{base}\\InstallPath", "WindowedExecutablePath", pythonw_exe))
core_entries.append((f"{base}\\InstallPath\\InstallGroup", None, f"Python {short_version}"))
core_entries.append((f"{base}\\Modules", None, ""))
core_entries.append((f"{base}\\PythonPath", None, f"{target}\\Lib;{target}\\DLLs"))
core_entries.append((f"{base}\\Help\\Main Python Documentation", None, doc_path))
lost_entries.append((f"{base}\\Help", None, None))
lost_entries.append((f"Software\\Python\\WinPython", None, None))
return permanent_entries, dynamic_entries, core_entries, lost_entries
# --- Main Register/Unregister Functions ---
def register(target, current=True, reg_type=winreg.REG_SZ, verbose=True):
"""Register a Python distribution in Windows registry and create Start Menu shortcuts"""
root = winreg.HKEY_CURRENT_USER if current else winreg.HKEY_LOCAL_MACHINE
has_pywin32 = _has_pywin32()
if verbose:
print(f'Creating WinPython registry entries for {target}')
permanent_entries, dynamic_entries, core_entries, lost_entries = register_in_registery(target)
# Set registry entries for given target
for key_path, name, value in permanent_entries + dynamic_entries + core_entries:
_set_reg_value(root, key_path, name, value, verbose=verbose)
# Create start menu entries
if has_pywin32:
if verbose:
print(f'Creating WinPython menu for all icons in {target.parent}')
for path, desc, fname in _get_shortcut_data(target, current=current, has_pywin32=True):
try:
utils.create_shortcut(path, desc, fname, verbose=verbose)
except Exception as e:
print(f"Error creating shortcut for {desc} at {fname}: {e}", file=sys.stderr)
else:
print("Skipping start menu shortcut creation as pywin32 package is needed.")
def unregister(target, current=True, verbose=True):
"""Unregister a Python distribution from Windows registry and remove Start Menu shortcuts"""
root = winreg.HKEY_CURRENT_USER if current else winreg.HKEY_LOCAL_MACHINE
has_pywin32 = _has_pywin32()
if verbose:
print(f'Removing WinPython registry entries for {target}')
permanent_entries, dynamic_entries, core_entries , lost_entries = register_in_registery(target)
# List of keys to attempt to delete, ordered from most specific to general
keys_to_delete = sorted(list(set(key_path for key_path , name, value in (dynamic_entries + core_entries + lost_entries))), key=len, reverse=True)
rootkey_name = "HKEY_CURRENT_USER" if root == winreg.HKEY_CURRENT_USER else "HKEY_LOCAL_MACHINE"
for key_path in keys_to_delete:
_delete_reg_key(root, key_path, verbose=verbose)
# Remove start menu shortcuts
if has_pywin32:
if verbose:
print(f'Removing WinPython menu for all icons in {target.parent}')
_remove_start_menu_folder(target, current=current, has_pywin32=True)
# The original code had commented out code to delete .lnk files individually.
else:
print("Skipping start menu removal as pywin32 package is needed.")
if __name__ == "__main__":
# Ensure we are running from the target WinPython environment
parser = ArgumentParser(description="Register or Un-register Python file extensions, icons "\
"and Windows explorer context menu to this "\
"Python distribution.")
parser.add_argument('--unregister', action="store_true",
help='register to all users, requiring administrative '\
'privileges (default: register to current user only)')
parser.add_argument('--all', action="store_true",
help='action is to all users, requiring administrative '\
'privileges (default: to current user only)')
args = parser.parse_args()
expected_target = Path(sys.prefix)
command = "unregister" if args.unregister else "register"
users = "all" if args.all else "user"
print(f"Attempting to {command} the Python environment for {users} at: {expected_target}")
target_dir = sys.prefix # Or get from arguments
is_current_user = True # Or get from arguments
if command == "register":
register(expected_target, current=not args.all)
else:
unregister(expected_target, current=not args.all)