#!/bin/env python """TurboGears installer""" from distutils import log # this is the TG version TGVERSION = "1.1" TGDOWNLOAD = "http://www.turbogears.org/download/" #!python """Bootstrap setuptools installation If you want to use setuptools in your package's setup.py, just include this file in the same directory with it, and add this to the top of your setup.py:: from ez_setup import use_setuptools use_setuptools() If you want to require a specific version of setuptools, set a download mirror, or use an alternate download directory, you can do so by supplying the appropriate options to ``use_setuptools()``. This file can also be run as a script to install or upgrade setuptools. """ import sys # this is the default version of setuptools, not TG DEFAULT_VERSION = "0.6c9" DEFAULT_URL = "http://pypi.python.org/packages/%s/s/setuptools/" % sys.version[:3] md5_data = { 'setuptools-0.6b1-py2.3.egg': '8822caf901250d848b996b7f25c6e6ca', 'setuptools-0.6b1-py2.4.egg': 'b79a8a403e4502fbb85ee3f1941735cb', 'setuptools-0.6b2-py2.3.egg': '5657759d8a6d8fc44070a9d07272d99b', 'setuptools-0.6b2-py2.4.egg': '4996a8d169d2be661fa32a6e52e4f82a', 'setuptools-0.6b3-py2.3.egg': 'bb31c0fc7399a63579975cad9f5a0618', 'setuptools-0.6b3-py2.4.egg': '38a8c6b3d6ecd22247f179f7da669fac', 'setuptools-0.6b4-py2.3.egg': '62045a24ed4e1ebc77fe039aa4e6f7e5', 'setuptools-0.6b4-py2.4.egg': '4cb2a185d228dacffb2d17f103b3b1c4', 'setuptools-0.6c1-py2.3.egg': 'b3f2b5539d65cb7f74ad79127f1a908c', 'setuptools-0.6c1-py2.4.egg': 'b45adeda0667d2d2ffe14009364f2a4b', 'setuptools-0.6c2-py2.3.egg': 'f0064bf6aa2b7d0f3ba0b43f20817c27', 'setuptools-0.6c2-py2.4.egg': '616192eec35f47e8ea16cd6a122b7277', 'setuptools-0.6c3-py2.3.egg': 'f181fa125dfe85a259c9cd6f1d7b78fa', 'setuptools-0.6c3-py2.4.egg': 'e0ed74682c998bfb73bf803a50e7b71e', 'setuptools-0.6c3-py2.5.egg': 'abef16fdd61955514841c7c6bd98965e', 'setuptools-0.6c4-py2.3.egg': 'b0b9131acab32022bfac7f44c5d7971f', 'setuptools-0.6c4-py2.4.egg': '2a1f9656d4fbf3c97bf946c0a124e6e2', 'setuptools-0.6c4-py2.5.egg': '8f5a052e32cdb9c72bcf4b5526f28afc', 'setuptools-0.6c5-py2.3.egg': 'ee9fd80965da04f2f3e6b3576e9d8167', 'setuptools-0.6c5-py2.4.egg': 'afe2adf1c01701ee841761f5bcd8aa64', 'setuptools-0.6c5-py2.5.egg': 'a8d3f61494ccaa8714dfed37bccd3d5d', 'setuptools-0.6c6-py2.3.egg': '35686b78116a668847237b69d549ec20', 'setuptools-0.6c6-py2.4.egg': '3c56af57be3225019260a644430065ab', 'setuptools-0.6c6-py2.5.egg': 'b2f8a7520709a5b34f80946de5f02f53', 'setuptools-0.6c7-py2.3.egg': '209fdf9adc3a615e5115b725658e13e2', 'setuptools-0.6c7-py2.4.egg': '5a8f954807d46a0fb67cf1f26c55a82e', 'setuptools-0.6c7-py2.5.egg': '45d2ad28f9750e7434111fde831e8372', 'setuptools-0.6c8-py2.3.egg': '50759d29b349db8cfd807ba8303f1902', 'setuptools-0.6c8-py2.4.egg': 'cba38d74f7d483c06e9daa6070cce6de', 'setuptools-0.6c8-py2.5.egg': '1721747ee329dc150590a58b3e1ac95b', 'setuptools-0.6c9-py2.3.egg': 'a83c4020414807b496e4cfbe08507c03', 'setuptools-0.6c9-py2.4.egg': '260a2be2e5388d66bdaee06abec6342a', 'setuptools-0.6c9-py2.5.egg': 'fe67c3e5a17b12c0e7c541b7ea43a8e6', 'setuptools-0.6c9-py2.6.egg': 'ca37b1ff16fa2ede6e19383e7b59245a', } import sys, os try: from hashlib import md5 except ImportError: from md5 import md5 # TGBEGIN win32 = """ The recommended Python version for TurboGears 1.1 is Python 2.6.2. You can download it here: http://www.python.org/ftp/python/2.6.2/python-2.6.2.msi """ darwin = """ The recommended Python version for TurboGears 1.1 is Python 2.6.2. You can download a Universal build here: http://python.org/ftp/python/2.6.2/python-2.6.2-macosx2009-04-16.dmg """ other = """ The recommended Python version for TurboGears 1.1 is Python 2.6.2. This version of Python is often available in your operating system's native package format (via apt-get or yum, for instance). You can also easily build Python from source on Unix-like systems. Here is the source download link for Python: http://python.org/ftp/python/2.6.2/Python-2.6.2.tar.bz2 """ def get_python(): """Displays information about where to download Python for your system. Currently, this will always return False. The idea is that eventually it may actually download Python if you want it to (in which case, it would return True).""" if sys.platform == "darwin": print darwin elif sys.platform == "win32": print win32 else: print other return False def get_yesno(default="y"): """Gets a valid 'y' or 'n' answer from the user.""" while True: fromuser = raw_input("(y|n, default %s)" % default) if fromuser: val = fromuser[0].lower() if val == "y" or val == "n": break else: val = default break return val def check_python(): if sys.version_info < (2, 4): print "Python 2.4 or higher is required to run TurboGears 1.1." if not get_python(): sys.exit(1) def check_directory(): """Ensures that the current directory does not contain a TurboGears directory that setuptools will attempt to install from.""" if os.path.exists("turbogears") or os.path.exists("TurboGears"): print """There is a 'turbogears' directory in the current directory. EasyInstall will normally try to install from this directory rather than picking up the installation package from the net.""" if os.access("..", os.W_OK) and not \ os.path.exists(os.path.join("..", "turbogears")) and not \ os.path.exists(os.path.join("..", "TurboGears")): print """ This installer needs a place to store the setuptools installation package to do its work. The parent directory of this one is writeable. Should the installation proceed from there ('n' to exit)?""" upone = get_yesno() if upone == "n": sys.exit(1) os.chdir("..") else: print """ This installer needs to run in a directory that does not contain a 'turbogears' directory and it also needs to run in a directory that you have write access to. Please change directories and rerun this installer. """ sys.exit(1) def tg_main(): print "TurboGears Installer" check_python() check_directory() print "Beginning setuptools/EasyInstall installation and TurboGears " \ "download\n" if len(sys.argv) > 1: args = sys.argv[1:] else: args = [] main(args) if post_install_msgs: print """ Important additional install information ---------------------------------------- """ print "\n\n".join(post_install_msgs) post_install_msgs = [] def install_command(): try: from setuptools.command import easy_install as eimodule except ImportError: import easy_install as eimodule original_class = eimodule.easy_install class easy_install(eimodule.easy_install): original_class.user_options.insert(0, ("future", None, "use Genshi and SQLAlchemy")) original_class.boolean_options.append("future") def initialize_options(self): self.future = False original_class.initialize_options(self) def finalize_options(self): if self.future: #self.args.append("TurboGears[future,testtools] >= %s" % TGVERSION) self.args.append("TurboGears[future] == %s" % TGVERSION) else: self.args.append("TurboGears == %s" % TGVERSION) if self.upgrade is None: self.upgrade = True if self.script_dir is None: if os.name == "posix": if self.prefix: #honor the prefix specified on the command line self.script_dir = os.path.join(self.prefix, "bin") else: path = os.environ.get("PATH", "") import re if not re.search(r'Python\d+\\Script', path): py_ver = "%i%i" % sys.version_info[:2] post_install_msgs.append(( "You may need to update the PATH in your " 'environment to allow you to run the "tg-admin" ' "command or any other Python scripts that you " "install.\n\nTo do that on Windows:\n\n" "Go to System Properties -> Advanced -> Environment" " Variables and add or edit the PATH variable to " "include " "';C:\Python%(py_ver)s;C:\Python%(py_ver)s\Scripts'" "assuming you installed Python to the default " "location.") % {'py_ver': py_ver}) if self.find_links is None: self.find_links = [] elif isinstance(self.find_links, basestring): self.find_links = [self.find_links] self.find_links.append(TGDOWNLOAD) original_class.finalize_options(self) # install our new class eimodule.easy_install = easy_install # TGEND def _validate_md5(egg_name, data): if egg_name in md5_data: digest = md5(data).hexdigest() if digest != md5_data[egg_name]: print >>sys.stderr, ( "md5 validation of %s failed! (Possible download problem?)" % egg_name ) sys.exit(2) return data def use_setuptools(version=DEFAULT_VERSION, download_base=DEFAULT_URL, to_dir=os.curdir, download_delay=15): """Automatically find/download setuptools and make it available on sys.path `version` should be a valid setuptools version number that is available as an egg for download under the `download_base` URL (which should end with a '/'). `to_dir` is the directory where setuptools will be downloaded, if it is not already available. If `download_delay` is specified, it should be the number of seconds that will be paused before initiating a download, should one be required. If an older version of setuptools is installed, this routine will print a message to ``sys.stderr`` and raise SystemExit in an attempt to abort the calling script. """ was_imported = 'pkg_resources' in sys.modules or 'setuptools' in sys.modules def do_download(): egg = download_setuptools(version, download_base, to_dir, download_delay) sys.path.insert(0, egg) import setuptools; setuptools.bootstrap_install_from = egg try: import pkg_resources except ImportError: return do_download() try: pkg_resources.require("setuptools>="+version); return except pkg_resources.VersionConflict, e: if was_imported: print >>sys.stderr, ( "The required version of setuptools (>=%s) is not available, and\n" "can't be installed while this script is running. Please install\n" " a more recent version first, using 'easy_install -U setuptools'." "\n\n(Currently using %r)" ) % (version, e.args[0]) sys.exit(2) else: del pkg_resources, sys.modules['pkg_resources'] # reload ok return do_download() except pkg_resources.DistributionNotFound: return do_download() def download_setuptools( version=DEFAULT_VERSION, download_base=DEFAULT_URL, to_dir=os.curdir, delay = 15 ): """Download setuptools from a specified location and return its filename `version` should be a valid setuptools version number that is available as an egg for download under the `download_base` URL (which should end with a '/'). `to_dir` is the directory where the egg will be downloaded. `delay` is the number of seconds to pause before an actual download attempt. """ import urllib2, shutil egg_name = "setuptools-%s-py%s.egg" % (version,sys.version[:3]) url = download_base + egg_name saveto = os.path.join(to_dir, egg_name) src = dst = None if not os.path.exists(saveto): # Avoid repeated downloads try: from distutils import log if delay: log.warn(""" --------------------------------------------------------------------------- This script requires setuptools version %s to run (even to display help). I will attempt to download it for you (from %s), but you may need to enable firewall access for this script first. I will start the download in %d seconds. (Note: if this machine does not have network access, please obtain the file %s and place it in this directory before rerunning this script.) ---------------------------------------------------------------------------""", version, download_base, delay, url ); from time import sleep; sleep(delay) log.warn("Downloading %s", url) src = urllib2.urlopen(url) # Read/write all in one block, so we don't create a corrupt file # if the download is interrupted. data = _validate_md5(egg_name, src.read()) dst = open(saveto,"wb"); dst.write(data) finally: if src: src.close() if dst: dst.close() return os.path.realpath(saveto) def main(argv, version=DEFAULT_VERSION): """Install or upgrade setuptools and EasyInstall""" #TGBEGIN try: try: import setuptools except ImportError: egg = None try: egg = download_setuptools(version, delay=0) sys.path.insert(0,egg) from setuptools.command.easy_install import main return main(list(argv)+[egg]) # we're done here finally: if egg and os.path.exists(egg): os.unlink(egg) except Exception, e: print >>sys.stderr, ( "Could not download and install setupools:\n%s\n" "Please try installing setuptools manually." % (str(e) or e.__class__.__name__)) sys.exit(2) if setuptools.__version__ == '0.0.1': print >>sys.stderr, ( "You have an obsolete version of setuptools installed. Please\n" "remove it from your system entirely before rerunning this script." ) sys.exit(2) #TGEND req = "setuptools>=" + version import pkg_resources try: pkg_resources.require(req) except pkg_resources.VersionConflict: try: from setuptools.command.easy_install import main except ImportError: from easy_install import main #TGBEGIN install_command() #TGEND main(list(argv)+[download_setuptools(delay=0)]) sys.exit(0) # try to force an exit else: from setuptools.command.easy_install import main #TGBEGIN install_command() #TGEND main(argv) def update_md5(filenames): """Update our built-in md5 registry""" import re for name in filenames: base = os.path.basename(name) f = open(name,'rb') md5_data[base] = md5(f.read()).hexdigest() f.close() data = [" %r: %r,\n" % it for it in md5_data.items()] data.sort() repl = "".join(data) import inspect srcfile = inspect.getsourcefile(sys.modules[__name__]) f = open(srcfile, 'rb'); src = f.read(); f.close() match = re.search("\nmd5_data = {\n([^}]+)}", src) if not match: print >>sys.stderr, "Internal error!" sys.exit(2) src = src[:match.start(1)] + repl + src[match.end(1):] f = open(srcfile,'w') f.write(src) f.close() if __name__=='__main__': if len(sys.argv) > 2 and sys.argv[1] == '--md5update': update_md5(sys.argv[2:]) else: #TGBEGIN tg_main() #TGEND