119 lines
3.4 KiB
PowerShell
119 lines
3.4 KiB
PowerShell
$InstallScript = @"
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import os
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import sys
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import json
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import urllib
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import tempfile
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import tarfile
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from subprocess import Popen
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from _winreg import OpenKey, CloseKey, QueryValueEx, SetValueEx, \
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HKEY_CURRENT_USER, KEY_ALL_ACCESS, REG_EXPAND_SZ
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import ctypes
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from ctypes.wintypes import HWND, UINT, WPARAM, LPARAM, LPVOID
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VENV_URL = 'https://pypi.python.org/pypi/virtualenv/json'
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APPDATA = os.environ['LocalAppData']
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APP = 'lektor-cli'
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LIB = 'lib'
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ROOT_KEY = HKEY_CURRENT_USER
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SUB_KEY = 'Environment'
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LRESULT = LPARAM
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HWND_BROADCAST = 0xFFFF
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WM_SETTINGCHANGE = 0x1A
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def find_location():
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install_dir = os.path.join(APPDATA, APP)
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if os.path.exists(install_dir) and os.path.isdir(install_dir):
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return None, None
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return install_dir, os.path.join(install_dir, LIB)
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def fail(message):
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print 'Error: %s' % message
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sys.exit(1)
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def add_to_path(location):
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reg_key = OpenKey(ROOT_KEY, SUB_KEY, 0, KEY_ALL_ACCESS)
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try:
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path_value, _ = QueryValueEx(reg_key, 'Path')
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except WindowsError:
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path_value = ''
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paths = path_value.split(';')
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if location not in paths:
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paths.append(location)
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path_value = ';'.join(paths)
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SetValueEx(reg_key, 'Path', 0, REG_EXPAND_SZ, path_value)
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SendMessage = ctypes.windll.user32.SendMessageW
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SendMessage.argtypes = HWND, UINT, WPARAM, LPVOID
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SendMessage.restype = LRESULT
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SendMessage(HWND_BROADCAST, WM_SETTINGCHANGE, 0, u'Environment')
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def install(virtualenv_url, virtualenv_filename, install_dir, lib_dir):
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t = tempfile.mkdtemp()
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with open(os.path.join(t, 'virtualenv.tar.gz'), 'wb') as f:
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download = urllib.urlopen(virtualenv_url)
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f.write(download.read())
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download.close()
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with tarfile.open(os.path.join(t, 'virtualenv.tar.gz'), 'r:gz') as tar:
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tar.extractall(path=t)
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os.makedirs(install_dir)
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os.makedirs(lib_dir)
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Popen(['python', 'virtualenv.py', lib_dir],
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cwd=os.path.join(t, virtualenv_filename)).wait()
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scripts = os.path.join(lib_dir, 'Scripts')
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#just using pip.exe and cwd will still install globally
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Popen([os.path.join(scripts, 'pip.exe'),
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'install', '--upgrade', 'git+https://github.com/lektor/lektor'],
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cwd=scripts).wait()
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with open(os.path.join(install_dir, 'lektor.cmd'), 'w') as link_file:
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link_file.write('@echo off\n')
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link_file.write('\"' + os.path.join(scripts, 'lektor.exe') + '\"' + ' %*')
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add_to_path(install_dir)
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def main():
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print 'Welcome to Lektor'
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print
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print 'This script will install Lektor on your computer.'
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print
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install_dir, lib_dir = find_location()
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if install_dir == None:
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fail('Lektor seems to be installed already.')
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print ' Installing at: %s' % install_dir
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while 1:
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input = raw_input('Continue? [Yn] ').lower().strip()
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if input in ('', 'y'):
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break
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elif input == 'n':
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print 'Aborted!'
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sys.exit()
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for url in json.load(urllib.urlopen(VENV_URL))['urls']:
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if url['python_version'] == 'source':
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virtualenv_url = url['url']
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#stripping '.tar.gz'
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virtualenv_filename = url['filename'][:-7]
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break
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else:
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fail('Could not find virtualenv')
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install(virtualenv_url, virtualenv_filename, install_dir, lib_dir)
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print
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print 'All done!'
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main()
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"@
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if (Get-Command python) { python -c $InstallScript } else { "To use this script you need to have Python installed"; exit }
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