# Copyright (C) 2006, 2007, 2009, 2010 by Canonical Ltd # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA """bzr postinstall helper for win32 installation Written by Alexander Belchenko Dependency: ctypes """ import os import shutil import sys ## # CONSTANTS VERSION = "1.5.20070131" USAGE = """Bzr postinstall helper for win32 installation Usage: %s [options] OPTIONS: -h, --help - help message -v, --version - version info -n, --dry-run - print actions rather than execute them -q, --silent - no messages for user --start-bzr - update start_bzr.bat --add-path - add bzr directory to environment PATH --delete-path - delete bzr directory to environment PATH --add-shell-menu - add shell context menu to start bzr session --delete-shell-menu - delete context menu from shell --check-mfc71 - check if MFC71.DLL present in system """ % os.path.basename(sys.argv[0]) # Windows version _major,_minor,_build,_platform,_text = sys.getwindowsversion() # from MSDN: # dwPlatformId # The operating system platform. # This member can be one of the following values. # ========================== ====================================== # Value Meaning # -------------------------- -------------------------------------- # VER_PLATFORM_WIN32_NT The operating system is Windows Vista, # 2 Windows Server "Longhorn", # Windows Server 2003, Windows XP, # Windows 2000, or Windows NT. # # VER_PLATFORM_WIN32_WINDOWS The operating system is Windows Me, # 1 Windows 98, or Windows 95. # ========================== ====================================== if _platform == 2: winver = 'Windows NT' else: # don't care about real Windows name, just to force safe operations winver = 'Windows 98' ## # INTERNAL VARIABLES (OK, ERROR) = range(2) VERSION_FORMAT = "%-50s%s" def main(): import ctypes import getopt import re import _winreg import locale user_encoding = locale.getpreferredencoding() or 'ascii' import ctypes hkey_str = {_winreg.HKEY_LOCAL_MACHINE: 'HKEY_LOCAL_MACHINE', _winreg.HKEY_CURRENT_USER: 'HKEY_CURRENT_USER', _winreg.HKEY_CLASSES_ROOT: 'HKEY_CLASSES_ROOT', } dry_run = False silent = False start_bzr = False add_path = False delete_path = False add_shell_menu = False delete_shell_menu = False check_mfc71 = False try: opts, args = getopt.getopt(sys.argv[1:], "hvnq", ["help", "version", "dry-run", "silent", "start-bzr", "add-path", "delete-path", "add-shell-menu", "delete-shell-menu", "check-mfc71", ]) for o, a in opts: if o in ("-h", "--help"): print USAGE return OK elif o in ("-v", "--version"): print VERSION_FORMAT % (USAGE.splitlines()[0], VERSION) return OK elif o in ('-n', "--dry-run"): dry_run = True elif o in ('-q', '--silent'): silent = True elif o == "--start-bzr": start_bzr = True elif o == "--add-path": add_path = True elif o == "--delete-path": delete_path = True elif o == "--add-shell-menu": add_shell_menu = True elif o == "--delete-shell-menu": delete_shell_menu = True elif o == "--check-mfc71": check_mfc71 = True except getopt.GetoptError, msg: print str(msg) print USAGE return ERROR # message box from Win32API MessageBoxA = ctypes.windll.user32.MessageBoxA MB_OK = 0 MB_ICONERROR = 16 MB_ICONEXCLAMATION = 48 bzr_dir = os.path.dirname(os.path.abspath(sys.argv[0])) if start_bzr: fname = os.path.join(bzr_dir, "start_bzr.bat") if os.path.isfile(fname): f = file(fname, "r") content = f.readlines() f.close() else: content = ["bzr.exe help\n"] for ix in xrange(len(content)): s = content[ix] if re.match(r'.*(?<!\\)bzr\.exe([ "].*)?$', s.rstrip('\r\n'), re.IGNORECASE): content[ix] = s.replace('bzr.exe', '"%s"' % os.path.join(bzr_dir, 'bzr.exe')) elif s.find(r'C:\Program Files\Bazaar') != -1: content[ix] = s.replace(r'C:\Program Files\Bazaar', bzr_dir) if dry_run: print "*** Write file: start_bzr.bat" print "*** File content:" print ''.join(content) else: f = file(fname, 'w') f.write(''.join(content)) f.close() if (add_path or delete_path) and winver == 'Windows NT': # find appropriate registry key: # 1. HKLM\System\CurrentControlSet\Control\SessionManager\Environment # 2. HKCU\Environment keys = ((_winreg.HKEY_LOCAL_MACHINE, (r'System\CurrentControlSet\Control' r'\Session Manager\Environment')), (_winreg.HKEY_CURRENT_USER, r'Environment'), ) hkey = None for key, subkey in keys: try: hkey = _winreg.OpenKey(key, subkey, 0, _winreg.KEY_ALL_ACCESS) try: path_u, type_ = _winreg.QueryValueEx(hkey, 'Path') except WindowsError: if key != _winreg.HKEY_CURRENT_USER: _winreg.CloseKey(hkey) hkey = None continue else: path_u = u'' type_ = _winreg.REG_SZ except EnvironmentError: continue break if hkey is None: print "Cannot find appropriate registry key for PATH" else: path_list = [i for i in path_u.split(os.pathsep) if i != ''] f_change = False for ix, item in enumerate(path_list[:]): if item == bzr_dir: if delete_path: del path_list[ix] f_change = True elif add_path: print "*** Bzr already in PATH" break else: if add_path and not delete_path: path_list.append(bzr_dir.decode(user_encoding)) f_change = True if f_change: path_u = os.pathsep.join(path_list) if dry_run: print "*** Registry key %s\\%s" % (hkey_str[key], subkey) print "*** Modify PATH variable. New value:" print path_u else: _winreg.SetValueEx(hkey, 'Path', 0, type_, path_u) _winreg.FlushKey(hkey) if not hkey is None: _winreg.CloseKey(hkey) if (add_path or delete_path) and winver == 'Windows 98': # mutating autoexec.bat # adding or delete string: # SET PATH=%PATH%;C:\PROGRA~1\Bazaar abat = 'C:\\autoexec.bat' abak = 'C:\\autoexec.bak' def backup_autoexec_bat(name, backupname, dry_run): # backup autoexec.bat if os.path.isfile(name): if not dry_run: shutil.copyfile(name, backupname) else: print '*** backup copy of autoexec.bat created' GetShortPathName = ctypes.windll.kernel32.GetShortPathNameA buf = ctypes.create_string_buffer(260) if GetShortPathName(bzr_dir, buf, 260): bzr_dir_8_3 = buf.value else: bzr_dir_8_3 = bzr_dir pattern = 'SET PATH=%PATH%;' + bzr_dir_8_3 # search pattern f = file(abat, 'r') lines = f.readlines() f.close() found = False for i in lines: if i.rstrip('\r\n') == pattern: found = True break if delete_path and found: backup_autoexec_bat(abat, abak, dry_run) if not dry_run: f = file(abat, 'w') for i in lines: if i.rstrip('\r\n') != pattern: f.write(i) f.close() else: print '*** Remove line <%s> from autoexec.bat' % pattern elif add_path and not found: backup_autoexec_bat(abat, abak, dry_run) if not dry_run: f = file(abat, 'a') f.write(pattern) f.write('\n') f.close() else: print '*** Add line <%s> to autoexec.bat' % pattern if add_shell_menu and not delete_shell_menu: hkey = None try: hkey = _winreg.CreateKey(_winreg.HKEY_CLASSES_ROOT, r'Folder\shell\bzr') except EnvironmentError: if not silent: MessageBoxA(None, 'Unable to create registry key for context menu', 'EnvironmentError', MB_OK | MB_ICONERROR) if not hkey is None: _winreg.SetValue(hkey, '', _winreg.REG_SZ, 'Bzr Here') hkey2 = _winreg.CreateKey(hkey, 'command') _winreg.SetValue(hkey2, '', _winreg.REG_SZ, '%s /K "%s"' % ( os.environ.get('COMSPEC', '%COMSPEC%'), os.path.join(bzr_dir, 'start_bzr.bat'))) _winreg.CloseKey(hkey2) _winreg.CloseKey(hkey) if delete_shell_menu: try: _winreg.DeleteKey(_winreg.HKEY_CLASSES_ROOT, r'Folder\shell\bzr\command') except EnvironmentError: pass try: _winreg.DeleteKey(_winreg.HKEY_CLASSES_ROOT, r'Folder\shell\bzr') except EnvironmentError: pass if check_mfc71: try: ctypes.windll.LoadLibrary('mfc71.dll') except WindowsError: MessageBoxA(None, ("Library MFC71.DLL is not found on your system.\n" "This library needed for SFTP transport.\n" "If you need to work via SFTP you should download\n" "this library manually and put it to directory\n" "where Bzr installed.\n" "For detailed instructions see:\n" "http://wiki.bazaar.canonical.com/BzrOnPureWindows" ), "Warning", MB_OK | MB_ICONEXCLAMATION) return OK if __name__ == "__main__": sys.exit(main())