637 lines
24 KiB
Python
637 lines
24 KiB
Python
# postinstall script for pywin32
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#
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# copies PyWinTypesxx.dll and PythonCOMxx.dll into the system directory,
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# and creates a pth file
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import os
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import sys
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import glob
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import shutil
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import time
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import distutils.sysconfig
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try:
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import winreg as winreg
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except:
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import winreg
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# Send output somewhere so it can be found if necessary...
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import tempfile
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tee_f = open(os.path.join(tempfile.gettempdir(), 'pywin32_postinstall.log'), "w")
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class Tee:
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def __init__(self, file):
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self.f = file
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def write(self, what):
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if self.f is not None:
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try:
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self.f.write(what.replace("\n", "\r\n"))
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except IOError:
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pass
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tee_f.write(what)
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def flush(self):
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if self.f is not None:
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try:
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self.f.flush()
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except IOError:
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pass
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tee_f.flush()
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# For some unknown reason, when running under bdist_wininst we will start up
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# with sys.stdout as None but stderr is hooked up. This work-around allows
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# bdist_wininst to see the output we write and display it at the end of
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# the install.
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if sys.stdout is None:
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sys.stdout = sys.stderr
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sys.stderr = Tee(sys.stderr)
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sys.stdout = Tee(sys.stdout)
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com_modules = [
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# module_name, class_names
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("win32com.servers.interp", "Interpreter"),
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("win32com.servers.dictionary", "DictionaryPolicy"),
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("win32com.axscript.client.pyscript","PyScript"),
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]
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# Is this a 'silent' install - ie, avoid all dialogs.
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# Different than 'verbose'
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silent = 0
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# Verbosity of output messages.
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verbose = 1
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ver_string = "%d.%d" % (sys.version_info[0], sys.version_info[1])
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root_key_name = "Software\\Python\\PythonCore\\" + ver_string
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try:
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# When this script is run from inside the bdist_wininst installer,
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# file_created() and directory_created() are additional builtin
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# functions which write lines to Python23\pywin32-install.log. This is
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# a list of actions for the uninstaller, the format is inspired by what
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# the Wise installer also creates.
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file_created
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is_bdist_wininst = True
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except NameError:
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is_bdist_wininst = False # we know what it is not - but not what it is :)
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def file_created(file):
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pass
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def directory_created(directory):
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pass
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def get_root_hkey():
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try:
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winreg.OpenKey(winreg.HKEY_LOCAL_MACHINE,
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root_key_name, 0, winreg.KEY_CREATE_SUB_KEY)
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return winreg.HKEY_LOCAL_MACHINE
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except OSError as details:
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# Either not exist, or no permissions to create subkey means
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# must be HKCU
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return winreg.HKEY_CURRENT_USER
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try:
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create_shortcut
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except NameError:
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# Create a function with the same signature as create_shortcut provided
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# by bdist_wininst
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def create_shortcut(path, description, filename,
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arguments="", workdir="", iconpath="", iconindex=0):
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import pythoncom
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from win32com.shell import shell, shellcon
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ilink = pythoncom.CoCreateInstance(shell.CLSID_ShellLink, None,
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pythoncom.CLSCTX_INPROC_SERVER,
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shell.IID_IShellLink)
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ilink.SetPath(path)
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ilink.SetDescription(description)
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if arguments:
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ilink.SetArguments(arguments)
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if workdir:
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ilink.SetWorkingDirectory(workdir)
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if iconpath or iconindex:
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ilink.SetIconLocation(iconpath, iconindex)
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# now save it.
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ipf = ilink.QueryInterface(pythoncom.IID_IPersistFile)
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ipf.Save(filename, 0)
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# Support the same list of "path names" as bdist_wininst.
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def get_special_folder_path(path_name):
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import pythoncom
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from win32com.shell import shell, shellcon
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for maybe in """
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CSIDL_COMMON_STARTMENU CSIDL_STARTMENU CSIDL_COMMON_APPDATA
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CSIDL_LOCAL_APPDATA CSIDL_APPDATA CSIDL_COMMON_DESKTOPDIRECTORY
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CSIDL_DESKTOPDIRECTORY CSIDL_COMMON_STARTUP CSIDL_STARTUP
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CSIDL_COMMON_PROGRAMS CSIDL_PROGRAMS CSIDL_PROGRAM_FILES_COMMON
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CSIDL_PROGRAM_FILES CSIDL_FONTS""".split():
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if maybe == path_name:
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csidl = getattr(shellcon, maybe)
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return shell.SHGetSpecialFolderPath(0, csidl, False)
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raise ValueError("%s is an unknown path ID" % (path_name,))
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def CopyTo(desc, src, dest):
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import win32api, win32con
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while 1:
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try:
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win32api.CopyFile(src, dest, 0)
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return
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except win32api.error as details:
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if details.winerror==5: # access denied - user not admin.
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raise
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if silent:
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# Running silent mode - just re-raise the error.
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raise
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tb = None
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full_desc = "Error %s\n\n" \
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"If you have any Python applications running, " \
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"please close them now\nand select 'Retry'\n\n%s" \
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% (desc, details.strerror)
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rc = win32api.MessageBox(0,
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full_desc,
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"Installation Error",
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win32con.MB_ABORTRETRYIGNORE)
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if rc == win32con.IDABORT:
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raise
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elif rc == win32con.IDIGNORE:
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return
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# else retry - around we go again.
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# We need to import win32api to determine the Windows system directory,
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# so we can copy our system files there - but importing win32api will
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# load the pywintypes.dll already in the system directory preventing us
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# from updating them!
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# So, we pull the same trick pywintypes.py does, but it loads from
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# our pywintypes_system32 directory.
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def LoadSystemModule(lib_dir, modname):
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# See if this is a debug build.
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import imp
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for suffix_item in imp.get_suffixes():
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if suffix_item[0]=='_d.pyd':
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suffix = '_d'
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break
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else:
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suffix = ""
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filename = "%s%d%d%s.dll" % \
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(modname, sys.version_info[0], sys.version_info[1], suffix)
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filename = os.path.join(lib_dir, "pywin32_system32", filename)
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mod = imp.load_dynamic(modname, filename)
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def SetPyKeyVal(key_name, value_name, value):
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root_hkey = get_root_hkey()
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root_key = winreg.OpenKey(root_hkey, root_key_name)
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try:
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my_key = winreg.CreateKey(root_key, key_name)
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try:
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winreg.SetValueEx(my_key, value_name, 0, winreg.REG_SZ, value)
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finally:
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my_key.Close()
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finally:
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root_key.Close()
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if verbose:
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print(("-> %s\\%s[%s]=%r" % (root_key_name, key_name, value_name, value)))
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def RegisterCOMObjects(register = 1):
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import win32com.server.register
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if register:
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func = win32com.server.register.RegisterClasses
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else:
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func = win32com.server.register.UnregisterClasses
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flags = {}
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if not verbose:
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flags['quiet']=1
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for module, klass_name in com_modules:
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__import__(module)
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mod = sys.modules[module]
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flags["finalize_register"] = getattr(mod, "DllRegisterServer", None)
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flags["finalize_unregister"] = getattr(mod, "DllUnregisterServer", None)
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klass = getattr(mod, klass_name)
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func(klass, **flags)
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def RegisterPythonwin(register=True):
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""" Add (or remove) Pythonwin to context menu for python scripts.
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??? Should probably also add Edit command for pys files also.
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Also need to remove these keys on uninstall, but there's no function
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like file_created to add registry entries to uninstall log ???
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"""
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import os
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lib_dir = distutils.sysconfig.get_python_lib(plat_specific=1)
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classes_root=get_root_hkey()
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## Installer executable doesn't seem to pass anything to postinstall script indicating if it's a debug build,
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pythonwin_exe = os.path.join(lib_dir, "Pythonwin", "Pythonwin.exe")
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pythonwin_edit_command=pythonwin_exe + ' /edit "%1"'
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keys_vals = [
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('Software\\Microsoft\\Windows\\CurrentVersion\\App Paths\\Pythonwin.exe', '', pythonwin_exe),
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('Software\\Classes\\Python.File\\shell\\Edit with Pythonwin', 'command', pythonwin_edit_command),
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('Software\\Classes\\Python.NoConFile\\shell\\Edit with Pythonwin', 'command', pythonwin_edit_command),
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]
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try:
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if register:
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for key, sub_key, val in keys_vals:
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## Since winreg only uses the character Api functions, this can fail if Python
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## is installed to a path containing non-ascii characters
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hkey = winreg.CreateKey(classes_root, key)
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if sub_key:
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hkey = winreg.CreateKey(hkey, sub_key)
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winreg.SetValueEx(hkey, None, 0, winreg.REG_SZ, val)
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hkey.Close()
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else:
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for key, sub_key, val in keys_vals:
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try:
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winreg.DeleteKey(classes_root, key)
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except OSError as why:
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winerror = getattr(why, 'winerror', why.errno)
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if winerror != 2: # file not found
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raise
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finally:
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# tell windows about the change
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from win32com.shell import shell, shellcon
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shell.SHChangeNotify(shellcon.SHCNE_ASSOCCHANGED, shellcon.SHCNF_IDLIST, None, None)
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def get_shortcuts_folder():
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if get_root_hkey()==winreg.HKEY_LOCAL_MACHINE:
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try:
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fldr = get_special_folder_path("CSIDL_COMMON_PROGRAMS")
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except OSError:
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# No CSIDL_COMMON_PROGRAMS on this platform
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fldr = get_special_folder_path("CSIDL_PROGRAMS")
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else:
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# non-admin install - always goes in this user's start menu.
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fldr = get_special_folder_path("CSIDL_PROGRAMS")
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try:
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install_group = winreg.QueryValue(get_root_hkey(),
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root_key_name + "\\InstallPath\\InstallGroup")
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except OSError:
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vi = sys.version_info
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install_group = "Python %d.%d" % (vi[0], vi[1])
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return os.path.join(fldr, install_group)
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# Get the system directory, which may be the Wow64 directory if we are a 32bit
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# python on a 64bit OS.
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def get_system_dir():
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import win32api # we assume this exists.
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try:
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import pythoncom
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import win32process
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from win32com.shell import shell, shellcon
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try:
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if win32process.IsWow64Process():
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return shell.SHGetSpecialFolderPath(0,shellcon.CSIDL_SYSTEMX86)
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return shell.SHGetSpecialFolderPath(0,shellcon.CSIDL_SYSTEM)
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except (pythoncom.com_error, win32process.error):
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return win32api.GetSystemDirectory()
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except ImportError:
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return win32api.GetSystemDirectory()
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def fixup_dbi():
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# We used to have a dbi.pyd with our .pyd files, but now have a .py file.
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# If the user didn't uninstall, they will find the .pyd which will cause
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# problems - so handle that.
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import win32api, win32con
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pyd_name = os.path.join(os.path.dirname(win32api.__file__), "dbi.pyd")
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pyd_d_name = os.path.join(os.path.dirname(win32api.__file__), "dbi_d.pyd")
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py_name = os.path.join(os.path.dirname(win32con.__file__), "dbi.py")
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for this_pyd in (pyd_name, pyd_d_name):
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this_dest = this_pyd + ".old"
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if os.path.isfile(this_pyd) and os.path.isfile(py_name):
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try:
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if os.path.isfile(this_dest):
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print(("Old dbi '%s' already exists - deleting '%s'" % (this_dest, this_pyd)))
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os.remove(this_pyd)
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else:
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os.rename(this_pyd, this_dest)
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print(("renamed '%s'->'%s.old'" % (this_pyd, this_pyd)))
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file_created(this_pyd+".old")
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except os.error as exc:
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print(("FAILED to rename '%s': %s" % (this_pyd, exc)))
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def install(lib_dir):
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import traceback
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# The .pth file is now installed as a regular file.
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# Create the .pth file in the site-packages dir, and use only relative paths
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# We used to write a .pth directly to sys.prefix - clobber it.
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if os.path.isfile(os.path.join(sys.prefix, "pywin32.pth")):
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os.unlink(os.path.join(sys.prefix, "pywin32.pth"))
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# The .pth may be new and therefore not loaded in this session.
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# Setup the paths just in case.
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for name in "win32 win32\\lib Pythonwin".split():
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sys.path.append(os.path.join(lib_dir, name))
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# It is possible people with old versions installed with still have
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# pywintypes and pythoncom registered. We no longer need this, and stale
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# entries hurt us.
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for name in "pythoncom pywintypes".split():
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keyname = "Software\\Python\\PythonCore\\" + sys.winver + "\\Modules\\" + name
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for root in winreg.HKEY_LOCAL_MACHINE, winreg.HKEY_CURRENT_USER:
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try:
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winreg.DeleteKey(root, keyname + "\\Debug")
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except WindowsError:
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pass
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try:
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winreg.DeleteKey(root, keyname)
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except WindowsError:
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pass
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LoadSystemModule(lib_dir, "pywintypes")
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LoadSystemModule(lib_dir, "pythoncom")
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import win32api
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# and now we can get the system directory:
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files = glob.glob(os.path.join(lib_dir, "pywin32_system32\\*.*"))
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if not files:
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raise RuntimeError("No system files to copy!!")
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# Try the system32 directory first - if that fails due to "access denied",
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# it implies a non-admin user, and we use sys.prefix
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for dest_dir in [get_system_dir(), sys.prefix]:
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# and copy some files over there
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worked = 0
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try:
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for fname in files:
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base = os.path.basename(fname)
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dst = os.path.join(dest_dir, base)
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CopyTo("installing %s" % base, fname, dst)
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if verbose:
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print(("Copied %s to %s" % (base, dst)))
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# Register the files with the uninstaller
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file_created(dst)
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worked = 1
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# If this isn't sys.prefix (ie, System32), then nuke
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# any versions that may exist in sys.prefix - having
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# duplicates causes major headaches.
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if dest_dir != sys.prefix:
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bad_fname = os.path.join(sys.prefix, base)
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if os.path.exists(bad_fname):
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# let exceptions go here - delete must succeed
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os.unlink(bad_fname)
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if worked:
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break
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except win32api.error as details:
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if details.winerror==5:
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# access denied - user not admin - try sys.prefix dir,
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# but first check that a version doesn't already exist
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# in that place - otherwise that one will still get used!
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if os.path.exists(dst):
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msg = "The file '%s' exists, but can not be replaced " \
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"due to insufficient permissions. You must " \
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"reinstall this software as an Administrator" \
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% dst
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print(msg)
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raise RuntimeError(msg)
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continue
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raise
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else:
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raise RuntimeError(
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"You don't have enough permissions to install the system files")
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# Pythonwin 'compiles' config files - record them for uninstall.
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pywin_dir = os.path.join(lib_dir, "Pythonwin", "pywin")
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for fname in glob.glob(os.path.join(pywin_dir, "*.cfg")):
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file_created(fname[:-1] + "c") # .cfg->.cfc
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# Register our demo COM objects.
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try:
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try:
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RegisterCOMObjects()
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except win32api.error as details:
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if details.winerror!=5: # ERROR_ACCESS_DENIED
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raise
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print("You do not have the permissions to install COM objects.")
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print("The sample COM objects were not registered.")
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except:
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print("FAILED to register the Python COM objects")
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traceback.print_exc()
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# There may be no main Python key in HKCU if, eg, an admin installed
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# python itself.
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winreg.CreateKey(get_root_hkey(), root_key_name)
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# Register the .chm help file.
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chm_file = os.path.join(lib_dir, "PyWin32.chm")
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if os.path.isfile(chm_file):
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# This isn't recursive, so if 'Help' doesn't exist, we croak
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SetPyKeyVal("Help", None, None)
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SetPyKeyVal("Help\\Pythonwin Reference", None, chm_file)
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else:
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print("NOTE: PyWin32.chm can not be located, so has not " \
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"been registered")
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# misc other fixups.
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fixup_dbi()
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# Register Pythonwin in context menu
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try:
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RegisterPythonwin()
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except:
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print('Failed to register pythonwin as editor')
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traceback.print_exc()
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else:
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if verbose:
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print('Pythonwin has been registered in context menu')
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# Create the win32com\gen_py directory.
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make_dir = os.path.join(lib_dir, "win32com", "gen_py")
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if not os.path.isdir(make_dir):
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if verbose:
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print(("Creating directory %s" % (make_dir,)))
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directory_created(make_dir)
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os.mkdir(make_dir)
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try:
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# create shortcuts
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# CSIDL_COMMON_PROGRAMS only available works on NT/2000/XP, and
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# will fail there if the user has no admin rights.
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fldr = get_shortcuts_folder()
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# If the group doesn't exist, then we don't make shortcuts - its
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# possible that this isn't a "normal" install.
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if os.path.isdir(fldr):
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dst = os.path.join(fldr, "PythonWin.lnk")
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create_shortcut(os.path.join(lib_dir, "Pythonwin\\Pythonwin.exe"),
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"The Pythonwin IDE", dst, "", sys.prefix)
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file_created(dst)
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if verbose:
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print("Shortcut for Pythonwin created")
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# And the docs.
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dst = os.path.join(fldr, "Python for Windows Documentation.lnk")
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doc = "Documentation for the PyWin32 extensions"
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create_shortcut(chm_file, doc, dst)
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file_created(dst)
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if verbose:
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print("Shortcut to documentation created")
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else:
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if verbose:
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print(("Can't install shortcuts - %r is not a folder" % (fldr,)))
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except Exception as details:
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print(details)
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|
|
# importing win32com.client ensures the gen_py dir created - not strictly
|
|
# necessary to do now, but this makes the installation "complete"
|
|
try:
|
|
import win32com.client
|
|
except ImportError:
|
|
# Don't let this error sound fatal
|
|
pass
|
|
print("The pywin32 extensions were successfully installed.")
|
|
|
|
def uninstall(lib_dir):
|
|
# First ensure our system modules are loaded from pywin32_system, so
|
|
# we can remove the ones we copied...
|
|
LoadSystemModule(lib_dir, "pywintypes")
|
|
LoadSystemModule(lib_dir, "pythoncom")
|
|
|
|
try:
|
|
RegisterCOMObjects(False)
|
|
except Exception as why:
|
|
print(("Failed to unregister COM objects: %s" % (why,)))
|
|
|
|
try:
|
|
RegisterPythonwin(False)
|
|
except Exception as why:
|
|
print(("Failed to unregister Pythonwin: %s" % (why,)))
|
|
else:
|
|
if verbose:
|
|
print('Unregistered Pythonwin')
|
|
|
|
try:
|
|
# remove gen_py directory.
|
|
gen_dir = os.path.join(lib_dir, "win32com", "gen_py")
|
|
if os.path.isdir(gen_dir):
|
|
shutil.rmtree(gen_dir)
|
|
if verbose:
|
|
print(("Removed directory %s" % (gen_dir,)))
|
|
|
|
# Remove pythonwin compiled "config" files.
|
|
pywin_dir = os.path.join(lib_dir, "Pythonwin", "pywin")
|
|
for fname in glob.glob(os.path.join(pywin_dir, "*.cfc")):
|
|
os.remove(fname)
|
|
|
|
# The dbi.pyd.old files we may have created.
|
|
try:
|
|
os.remove(os.path.join(lib_dir, "win32", "dbi.pyd.old"))
|
|
except os.error:
|
|
pass
|
|
try:
|
|
os.remove(os.path.join(lib_dir, "win32", "dbi_d.pyd.old"))
|
|
except os.error:
|
|
pass
|
|
|
|
except Exception as why:
|
|
print(("Failed to remove misc files: %s" % (why,)))
|
|
|
|
try:
|
|
fldr = get_shortcuts_folder()
|
|
for link in ("PythonWin.lnk", "Python for Windows Documentation.lnk"):
|
|
fqlink = os.path.join(fldr, link)
|
|
if os.path.isfile(fqlink):
|
|
os.remove(fqlink)
|
|
if verbose:
|
|
print(("Removed %s" % (link,)))
|
|
except Exception as why:
|
|
print(("Failed to remove shortcuts: %s" % (why,)))
|
|
# Now remove the system32 files.
|
|
files = glob.glob(os.path.join(lib_dir, "pywin32_system32\\*.*"))
|
|
# Try the system32 directory first - if that fails due to "access denied",
|
|
# it implies a non-admin user, and we use sys.prefix
|
|
try:
|
|
for dest_dir in [get_system_dir(), sys.prefix]:
|
|
# and copy some files over there
|
|
worked = 0
|
|
for fname in files:
|
|
base = os.path.basename(fname)
|
|
dst = os.path.join(dest_dir, base)
|
|
if os.path.isfile(dst):
|
|
try:
|
|
os.remove(dst)
|
|
worked = 1
|
|
if verbose:
|
|
print(("Removed file %s" % (dst)))
|
|
except Exception:
|
|
print(("FAILED to remove %s" % (dst,)))
|
|
if worked:
|
|
break
|
|
except Exception as why:
|
|
print(("FAILED to remove system files: %s" % (why,)))
|
|
|
|
# NOTE: If this script is run from inside the bdist_wininst created
|
|
# binary installer or uninstaller, the command line args are either
|
|
# '-install' or '-remove'.
|
|
|
|
# Important: From inside the binary installer this script MUST NOT
|
|
# call sys.exit() or raise SystemExit, otherwise not only this script
|
|
# but also the installer will terminate! (Is there a way to prevent
|
|
# this from the bdist_wininst C code?)
|
|
|
|
|
|
def verify_destination(location):
|
|
if not os.path.isdir(location):
|
|
raise argparse.ArgumentTypeError("Path \"{}\" does not exist!".format(location))
|
|
return location
|
|
|
|
|
|
if __name__ == '__main__':
|
|
import argparse
|
|
|
|
parser = argparse.ArgumentParser(formatter_class=argparse.RawDescriptionHelpFormatter,
|
|
description="""A post-install script for the pywin32 extensions.
|
|
|
|
* Typical usage:
|
|
|
|
> python pywin32_postinstall.py -install
|
|
|
|
If you installed pywin32 via a .exe installer, this should be run
|
|
automatically after installation, but if it fails you can run it again.
|
|
|
|
If you installed pywin32 via PIP, you almost certainly need to run this to
|
|
setup the environment correctly.
|
|
|
|
Execute with script with a '-install' parameter, to ensure the environment
|
|
is setup correctly.
|
|
""")
|
|
parser.add_argument("-install",
|
|
default=False,
|
|
action='store_true',
|
|
help="Configure the Python environment correctly for pywin32.")
|
|
parser.add_argument("-remove",
|
|
default=False,
|
|
action='store_true',
|
|
help="Try and remove everything that was installed or copied.")
|
|
parser.add_argument("-wait",
|
|
type=int,
|
|
help="Wait for the specified process to terminate before starting.")
|
|
parser.add_argument("-silent",
|
|
default=False,
|
|
action='store_true',
|
|
help="Don't display the \"Abort/Retry/Ignore\" dialog for files in use.")
|
|
parser.add_argument("-quiet",
|
|
default=False,
|
|
action='store_true',
|
|
help="Don't display progress messages.")
|
|
parser.add_argument("-destination",
|
|
default=distutils.sysconfig.get_python_lib(plat_specific=1),
|
|
type=verify_destination,
|
|
help="Location of the PyWin32 installation")
|
|
|
|
args = parser.parse_args()
|
|
|
|
if not args.quiet:
|
|
print(("Parsed arguments are: {}".format(args)))
|
|
|
|
if not args.install ^ args.remove:
|
|
parser.error("You need to either choose to -install or -remove!")
|
|
|
|
if args.wait is not None:
|
|
try:
|
|
os.waitpid(args.wait, 0)
|
|
except AttributeError:
|
|
# Python 2.2 - no waitpid - just sleep.
|
|
time.sleep(3)
|
|
except os.error:
|
|
# child already dead
|
|
pass
|
|
|
|
silent = args.silent
|
|
verbose = not args.quiet
|
|
|
|
if args.install:
|
|
install(args.destination)
|
|
|
|
if args.remove:
|
|
if not is_bdist_wininst:
|
|
uninstall(args.destination)
|