diff options
Diffstat (limited to 'jython-tosca-parser/src/main/resources/Lib/site-packages/setuptools/package_index.py')
| -rw-r--r-- | jython-tosca-parser/src/main/resources/Lib/site-packages/setuptools/package_index.py | 1049 |
1 files changed, 0 insertions, 1049 deletions
diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/setuptools/package_index.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/setuptools/package_index.py deleted file mode 100644 index cabf103..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/setuptools/package_index.py +++ /dev/null @@ -1,1049 +0,0 @@ -"""PyPI and direct package downloading""" -import sys -import os -import re -import shutil -import socket -import base64 -import hashlib -from functools import wraps - -from pkg_resources import ( - CHECKOUT_DIST, Distribution, BINARY_DIST, normalize_path, SOURCE_DIST, - require, Environment, find_distributions, safe_name, safe_version, - to_filename, Requirement, DEVELOP_DIST, -) -from setuptools import ssl_support -from distutils import log -from distutils.errors import DistutilsError -from setuptools.compat import (urllib2, httplib, StringIO, HTTPError, - urlparse, urlunparse, unquote, splituser, - url2pathname, name2codepoint, - unichr, urljoin, urlsplit, urlunsplit, - ConfigParser) -from setuptools.compat import filterfalse -from fnmatch import translate -from setuptools.py26compat import strip_fragment -from setuptools.py27compat import get_all_headers - -EGG_FRAGMENT = re.compile(r'^egg=([-A-Za-z0-9_.]+)$') -HREF = re.compile("""href\\s*=\\s*['"]?([^'"> ]+)""", re.I) -# this is here to fix emacs' cruddy broken syntax highlighting -PYPI_MD5 = re.compile( - '<a href="([^"#]+)">([^<]+)</a>\n\s+\\(<a (?:title="MD5 hash"\n\s+)' - 'href="[^?]+\?:action=show_md5&digest=([0-9a-f]{32})">md5</a>\\)' -) -URL_SCHEME = re.compile('([-+.a-z0-9]{2,}):',re.I).match -EXTENSIONS = ".tar.gz .tar.bz2 .tar .zip .tgz".split() - -__all__ = [ - 'PackageIndex', 'distros_for_url', 'parse_bdist_wininst', - 'interpret_distro_name', -] - -_SOCKET_TIMEOUT = 15 - -def parse_bdist_wininst(name): - """Return (base,pyversion) or (None,None) for possible .exe name""" - - lower = name.lower() - base, py_ver, plat = None, None, None - - if lower.endswith('.exe'): - if lower.endswith('.win32.exe'): - base = name[:-10] - plat = 'win32' - elif lower.startswith('.win32-py',-16): - py_ver = name[-7:-4] - base = name[:-16] - plat = 'win32' - elif lower.endswith('.win-amd64.exe'): - base = name[:-14] - plat = 'win-amd64' - elif lower.startswith('.win-amd64-py',-20): - py_ver = name[-7:-4] - base = name[:-20] - plat = 'win-amd64' - return base,py_ver,plat - - -def egg_info_for_url(url): - scheme, server, path, parameters, query, fragment = urlparse(url) - base = unquote(path.split('/')[-1]) - if server=='sourceforge.net' and base=='download': # XXX Yuck - base = unquote(path.split('/')[-2]) - if '#' in base: base, fragment = base.split('#',1) - return base,fragment - -def distros_for_url(url, metadata=None): - """Yield egg or source distribution objects that might be found at a URL""" - base, fragment = egg_info_for_url(url) - for dist in distros_for_location(url, base, metadata): yield dist - if fragment: - match = EGG_FRAGMENT.match(fragment) - if match: - for dist in interpret_distro_name( - url, match.group(1), metadata, precedence = CHECKOUT_DIST - ): - yield dist - -def distros_for_location(location, basename, metadata=None): - """Yield egg or source distribution objects based on basename""" - if basename.endswith('.egg.zip'): - basename = basename[:-4] # strip the .zip - if basename.endswith('.egg') and '-' in basename: - # only one, unambiguous interpretation - return [Distribution.from_location(location, basename, metadata)] - if basename.endswith('.exe'): - win_base, py_ver, platform = parse_bdist_wininst(basename) - if win_base is not None: - return interpret_distro_name( - location, win_base, metadata, py_ver, BINARY_DIST, platform - ) - # Try source distro extensions (.zip, .tgz, etc.) - # - for ext in EXTENSIONS: - if basename.endswith(ext): - basename = basename[:-len(ext)] - return interpret_distro_name(location, basename, metadata) - return [] # no extension matched - -def distros_for_filename(filename, metadata=None): - """Yield possible egg or source distribution objects based on a filename""" - return distros_for_location( - normalize_path(filename), os.path.basename(filename), metadata - ) - - -def interpret_distro_name( - location, basename, metadata, py_version=None, precedence=SOURCE_DIST, - platform=None - ): - """Generate alternative interpretations of a source distro name - - Note: if `location` is a filesystem filename, you should call - ``pkg_resources.normalize_path()`` on it before passing it to this - routine! - """ - # Generate alternative interpretations of a source distro name - # Because some packages are ambiguous as to name/versions split - # e.g. "adns-python-1.1.0", "egenix-mx-commercial", etc. - # So, we generate each possible interepretation (e.g. "adns, python-1.1.0" - # "adns-python, 1.1.0", and "adns-python-1.1.0, no version"). In practice, - # the spurious interpretations should be ignored, because in the event - # there's also an "adns" package, the spurious "python-1.1.0" version will - # compare lower than any numeric version number, and is therefore unlikely - # to match a request for it. It's still a potential problem, though, and - # in the long run PyPI and the distutils should go for "safe" names and - # versions in distribution archive names (sdist and bdist). - - parts = basename.split('-') - if not py_version and any(re.match('py\d\.\d$', p) for p in parts[2:]): - # it is a bdist_dumb, not an sdist -- bail out - return - - for p in range(1,len(parts)+1): - yield Distribution( - location, metadata, '-'.join(parts[:p]), '-'.join(parts[p:]), - py_version=py_version, precedence = precedence, - platform = platform - ) - -# From Python 2.7 docs -def unique_everseen(iterable, key=None): - "List unique elements, preserving order. Remember all elements ever seen." - # unique_everseen('AAAABBBCCDAABBB') --> A B C D - # unique_everseen('ABBCcAD', str.lower) --> A B C D - seen = set() - seen_add = seen.add - if key is None: - for element in filterfalse(seen.__contains__, iterable): - seen_add(element) - yield element - else: - for element in iterable: - k = key(element) - if k not in seen: - seen_add(k) - yield element - -def unique_values(func): - """ - Wrap a function returning an iterable such that the resulting iterable - only ever yields unique items. - """ - @wraps(func) - def wrapper(*args, **kwargs): - return unique_everseen(func(*args, **kwargs)) - return wrapper - -REL = re.compile("""<([^>]*\srel\s*=\s*['"]?([^'">]+)[^>]*)>""", re.I) -# this line is here to fix emacs' cruddy broken syntax highlighting - -@unique_values -def find_external_links(url, page): - """Find rel="homepage" and rel="download" links in `page`, yielding URLs""" - - for match in REL.finditer(page): - tag, rel = match.groups() - rels = set(map(str.strip, rel.lower().split(','))) - if 'homepage' in rels or 'download' in rels: - for match in HREF.finditer(tag): - yield urljoin(url, htmldecode(match.group(1))) - - for tag in ("<th>Home Page", "<th>Download URL"): - pos = page.find(tag) - if pos!=-1: - match = HREF.search(page,pos) - if match: - yield urljoin(url, htmldecode(match.group(1))) - -user_agent = "Python-urllib/%s setuptools/%s" % ( - sys.version[:3], require('setuptools')[0].version -) - -class ContentChecker(object): - """ - A null content checker that defines the interface for checking content - """ - def feed(self, block): - """ - Feed a block of data to the hash. - """ - return - - def is_valid(self): - """ - Check the hash. Return False if validation fails. - """ - return True - - def report(self, reporter, template): - """ - Call reporter with information about the checker (hash name) - substituted into the template. - """ - return - -class HashChecker(ContentChecker): - pattern = re.compile( - r'(?P<hash_name>sha1|sha224|sha384|sha256|sha512|md5)=' - r'(?P<expected>[a-f0-9]+)' - ) - - def __init__(self, hash_name, expected): - self.hash_name = hash_name - self.hash = hashlib.new(hash_name) - self.expected = expected - - @classmethod - def from_url(cls, url): - "Construct a (possibly null) ContentChecker from a URL" - fragment = urlparse(url)[-1] - if not fragment: - return ContentChecker() - match = cls.pattern.search(fragment) - if not match: - return ContentChecker() - return cls(**match.groupdict()) - - def feed(self, block): - self.hash.update(block) - - def is_valid(self): - return self.hash.hexdigest() == self.expected - - def report(self, reporter, template): - msg = template % self.hash_name - return reporter(msg) - - -class PackageIndex(Environment): - """A distribution index that scans web pages for download URLs""" - - def __init__( - self, index_url="https://pypi.python.org/simple", hosts=('*',), - ca_bundle=None, verify_ssl=True, *args, **kw - ): - Environment.__init__(self,*args,**kw) - self.index_url = index_url + "/"[:not index_url.endswith('/')] - self.scanned_urls = {} - self.fetched_urls = {} - self.package_pages = {} - self.allows = re.compile('|'.join(map(translate,hosts))).match - self.to_scan = [] - if verify_ssl and ssl_support.is_available and (ca_bundle or ssl_support.find_ca_bundle()): - self.opener = ssl_support.opener_for(ca_bundle) - else: self.opener = urllib2.urlopen - - def process_url(self, url, retrieve=False): - """Evaluate a URL as a possible download, and maybe retrieve it""" - if url in self.scanned_urls and not retrieve: - return - self.scanned_urls[url] = True - if not URL_SCHEME(url): - self.process_filename(url) - return - else: - dists = list(distros_for_url(url)) - if dists: - if not self.url_ok(url): - return - self.debug("Found link: %s", url) - - if dists or not retrieve or url in self.fetched_urls: - list(map(self.add, dists)) - return # don't need the actual page - - if not self.url_ok(url): - self.fetched_urls[url] = True - return - - self.info("Reading %s", url) - self.fetched_urls[url] = True # prevent multiple fetch attempts - f = self.open_url(url, "Download error on %s: %%s -- Some packages may not be found!" % url) - if f is None: return - self.fetched_urls[f.url] = True - if 'html' not in f.headers.get('content-type', '').lower(): - f.close() # not html, we can't process it - return - - base = f.url # handle redirects - page = f.read() - if not isinstance(page, str): # We are in Python 3 and got bytes. We want str. - if isinstance(f, HTTPError): - # Errors have no charset, assume latin1: - charset = 'latin-1' - else: - charset = f.headers.get_param('charset') or 'latin-1' - page = page.decode(charset, "ignore") - f.close() - for match in HREF.finditer(page): - link = urljoin(base, htmldecode(match.group(1))) - self.process_url(link) - if url.startswith(self.index_url) and getattr(f,'code',None)!=404: - page = self.process_index(url, page) - - def process_filename(self, fn, nested=False): - # process filenames or directories - if not os.path.exists(fn): - self.warn("Not found: %s", fn) - return - - if os.path.isdir(fn) and not nested: - path = os.path.realpath(fn) - for item in os.listdir(path): - self.process_filename(os.path.join(path,item), True) - - dists = distros_for_filename(fn) - if dists: - self.debug("Found: %s", fn) - list(map(self.add, dists)) - - def url_ok(self, url, fatal=False): - s = URL_SCHEME(url) - if (s and s.group(1).lower()=='file') or self.allows(urlparse(url)[1]): - return True - msg = ("\nNote: Bypassing %s (disallowed host; see " - "http://bit.ly/1dg9ijs for details).\n") - if fatal: - raise DistutilsError(msg % url) - else: - self.warn(msg, url) - - def scan_egg_links(self, search_path): - for item in search_path: - if os.path.isdir(item): - for entry in os.listdir(item): - if entry.endswith('.egg-link'): - self.scan_egg_link(item, entry) - - def scan_egg_link(self, path, entry): - lines = [_f for _f in map(str.strip, - open(os.path.join(path, entry))) if _f] - if len(lines)==2: - for dist in find_distributions(os.path.join(path, lines[0])): - dist.location = os.path.join(path, *lines) - dist.precedence = SOURCE_DIST - self.add(dist) - - def process_index(self,url,page): - """Process the contents of a PyPI page""" - def scan(link): - # Process a URL to see if it's for a package page - if link.startswith(self.index_url): - parts = list(map( - unquote, link[len(self.index_url):].split('/') - )) - if len(parts)==2 and '#' not in parts[1]: - # it's a package page, sanitize and index it - pkg = safe_name(parts[0]) - ver = safe_version(parts[1]) - self.package_pages.setdefault(pkg.lower(),{})[link] = True - return to_filename(pkg), to_filename(ver) - return None, None - - # process an index page into the package-page index - for match in HREF.finditer(page): - try: - scan(urljoin(url, htmldecode(match.group(1)))) - except ValueError: - pass - - pkg, ver = scan(url) # ensure this page is in the page index - if pkg: - # process individual package page - for new_url in find_external_links(url, page): - # Process the found URL - base, frag = egg_info_for_url(new_url) - if base.endswith('.py') and not frag: - if ver: - new_url+='#egg=%s-%s' % (pkg,ver) - else: - self.need_version_info(url) - self.scan_url(new_url) - - return PYPI_MD5.sub( - lambda m: '<a href="%s#md5=%s">%s</a>' % m.group(1,3,2), page - ) - else: - return "" # no sense double-scanning non-package pages - - def need_version_info(self, url): - self.scan_all( - "Page at %s links to .py file(s) without version info; an index " - "scan is required.", url - ) - - def scan_all(self, msg=None, *args): - if self.index_url not in self.fetched_urls: - if msg: self.warn(msg,*args) - self.info( - "Scanning index of all packages (this may take a while)" - ) - self.scan_url(self.index_url) - - def find_packages(self, requirement): - self.scan_url(self.index_url + requirement.unsafe_name+'/') - - if not self.package_pages.get(requirement.key): - # Fall back to safe version of the name - self.scan_url(self.index_url + requirement.project_name+'/') - - if not self.package_pages.get(requirement.key): - # We couldn't find the target package, so search the index page too - self.not_found_in_index(requirement) - - for url in list(self.package_pages.get(requirement.key,())): - # scan each page that might be related to the desired package - self.scan_url(url) - - def obtain(self, requirement, installer=None): - self.prescan() - self.find_packages(requirement) - for dist in self[requirement.key]: - if dist in requirement: - return dist - self.debug("%s does not match %s", requirement, dist) - return super(PackageIndex, self).obtain(requirement,installer) - - def check_hash(self, checker, filename, tfp): - """ - checker is a ContentChecker - """ - checker.report(self.debug, - "Validating %%s checksum for %s" % filename) - if not checker.is_valid(): - tfp.close() - os.unlink(filename) - raise DistutilsError( - "%s validation failed for %s; " - "possible download problem?" % ( - checker.hash.name, os.path.basename(filename)) - ) - - def add_find_links(self, urls): - """Add `urls` to the list that will be prescanned for searches""" - for url in urls: - if ( - self.to_scan is None # if we have already "gone online" - or not URL_SCHEME(url) # or it's a local file/directory - or url.startswith('file:') - or list(distros_for_url(url)) # or a direct package link - ): - # then go ahead and process it now - self.scan_url(url) - else: - # otherwise, defer retrieval till later - self.to_scan.append(url) - - def prescan(self): - """Scan urls scheduled for prescanning (e.g. --find-links)""" - if self.to_scan: - list(map(self.scan_url, self.to_scan)) - self.to_scan = None # from now on, go ahead and process immediately - - def not_found_in_index(self, requirement): - if self[requirement.key]: # we've seen at least one distro - meth, msg = self.info, "Couldn't retrieve index page for %r" - else: # no distros seen for this name, might be misspelled - meth, msg = (self.warn, - "Couldn't find index page for %r (maybe misspelled?)") - meth(msg, requirement.unsafe_name) - self.scan_all() - - def download(self, spec, tmpdir): - """Locate and/or download `spec` to `tmpdir`, returning a local path - - `spec` may be a ``Requirement`` object, or a string containing a URL, - an existing local filename, or a project/version requirement spec - (i.e. the string form of a ``Requirement`` object). If it is the URL - of a .py file with an unambiguous ``#egg=name-version`` tag (i.e., one - that escapes ``-`` as ``_`` throughout), a trivial ``setup.py`` is - automatically created alongside the downloaded file. - - If `spec` is a ``Requirement`` object or a string containing a - project/version requirement spec, this method returns the location of - a matching distribution (possibly after downloading it to `tmpdir`). - If `spec` is a locally existing file or directory name, it is simply - returned unchanged. If `spec` is a URL, it is downloaded to a subpath - of `tmpdir`, and the local filename is returned. Various errors may be - raised if a problem occurs during downloading. - """ - if not isinstance(spec,Requirement): - scheme = URL_SCHEME(spec) - if scheme: - # It's a url, download it to tmpdir - found = self._download_url(scheme.group(1), spec, tmpdir) - base, fragment = egg_info_for_url(spec) - if base.endswith('.py'): - found = self.gen_setup(found,fragment,tmpdir) - return found - elif os.path.exists(spec): - # Existing file or directory, just return it - return spec - else: - try: - spec = Requirement.parse(spec) - except ValueError: - raise DistutilsError( - "Not a URL, existing file, or requirement spec: %r" % - (spec,) - ) - return getattr(self.fetch_distribution(spec, tmpdir),'location',None) - - def fetch_distribution( - self, requirement, tmpdir, force_scan=False, source=False, - develop_ok=False, local_index=None - ): - """Obtain a distribution suitable for fulfilling `requirement` - - `requirement` must be a ``pkg_resources.Requirement`` instance. - If necessary, or if the `force_scan` flag is set, the requirement is - searched for in the (online) package index as well as the locally - installed packages. If a distribution matching `requirement` is found, - the returned distribution's ``location`` is the value you would have - gotten from calling the ``download()`` method with the matching - distribution's URL or filename. If no matching distribution is found, - ``None`` is returned. - - If the `source` flag is set, only source distributions and source - checkout links will be considered. Unless the `develop_ok` flag is - set, development and system eggs (i.e., those using the ``.egg-info`` - format) will be ignored. - """ - # process a Requirement - self.info("Searching for %s", requirement) - skipped = {} - dist = None - - def find(req, env=None): - if env is None: - env = self - # Find a matching distribution; may be called more than once - - for dist in env[req.key]: - - if dist.precedence==DEVELOP_DIST and not develop_ok: - if dist not in skipped: - self.warn("Skipping development or system egg: %s",dist) - skipped[dist] = 1 - continue - - if dist in req and (dist.precedence<=SOURCE_DIST or not source): - return dist - - if force_scan: - self.prescan() - self.find_packages(requirement) - dist = find(requirement) - - if local_index is not None: - dist = dist or find(requirement, local_index) - - if dist is None: - if self.to_scan is not None: - self.prescan() - dist = find(requirement) - - if dist is None and not force_scan: - self.find_packages(requirement) - dist = find(requirement) - - if dist is None: - self.warn( - "No local packages or download links found for %s%s", - (source and "a source distribution of " or ""), - requirement, - ) - else: - self.info("Best match: %s", dist) - return dist.clone(location=self.download(dist.location, tmpdir)) - - def fetch(self, requirement, tmpdir, force_scan=False, source=False): - """Obtain a file suitable for fulfilling `requirement` - - DEPRECATED; use the ``fetch_distribution()`` method now instead. For - backward compatibility, this routine is identical but returns the - ``location`` of the downloaded distribution instead of a distribution - object. - """ - dist = self.fetch_distribution(requirement,tmpdir,force_scan,source) - if dist is not None: - return dist.location - return None - - def gen_setup(self, filename, fragment, tmpdir): - match = EGG_FRAGMENT.match(fragment) - dists = match and [ - d for d in - interpret_distro_name(filename, match.group(1), None) if d.version - ] or [] - - if len(dists)==1: # unambiguous ``#egg`` fragment - basename = os.path.basename(filename) - - # Make sure the file has been downloaded to the temp dir. - if os.path.dirname(filename) != tmpdir: - dst = os.path.join(tmpdir, basename) - from setuptools.command.easy_install import samefile - if not samefile(filename, dst): - shutil.copy2(filename, dst) - filename=dst - - with open(os.path.join(tmpdir, 'setup.py'), 'w') as file: - file.write( - "from setuptools import setup\n" - "setup(name=%r, version=%r, py_modules=[%r])\n" - % ( - dists[0].project_name, dists[0].version, - os.path.splitext(basename)[0] - ) - ) - return filename - - elif match: - raise DistutilsError( - "Can't unambiguously interpret project/version identifier %r; " - "any dashes in the name or version should be escaped using " - "underscores. %r" % (fragment,dists) - ) - else: - raise DistutilsError( - "Can't process plain .py files without an '#egg=name-version'" - " suffix to enable automatic setup script generation." - ) - - dl_blocksize = 8192 - def _download_to(self, url, filename): - self.info("Downloading %s", url) - # Download the file - fp, info = None, None - try: - checker = HashChecker.from_url(url) - fp = self.open_url(strip_fragment(url)) - if isinstance(fp, HTTPError): - raise DistutilsError( - "Can't download %s: %s %s" % (url, fp.code,fp.msg) - ) - headers = fp.info() - blocknum = 0 - bs = self.dl_blocksize - size = -1 - if "content-length" in headers: - # Some servers return multiple Content-Length headers :( - sizes = get_all_headers(headers, 'Content-Length') - size = max(map(int, sizes)) - self.reporthook(url, filename, blocknum, bs, size) - with open(filename,'wb') as tfp: - while True: - block = fp.read(bs) - if block: - checker.feed(block) - tfp.write(block) - blocknum += 1 - self.reporthook(url, filename, blocknum, bs, size) - else: - break - self.check_hash(checker, filename, tfp) - return headers - finally: - if fp: fp.close() - - def reporthook(self, url, filename, blocknum, blksize, size): - pass # no-op - - def open_url(self, url, warning=None): - if url.startswith('file:'): - return local_open(url) - try: - return open_with_auth(url, self.opener) - except (ValueError, httplib.InvalidURL) as v: - msg = ' '.join([str(arg) for arg in v.args]) - if warning: - self.warn(warning, msg) - else: - raise DistutilsError('%s %s' % (url, msg)) - except urllib2.HTTPError as v: - return v - except urllib2.URLError as v: - if warning: - self.warn(warning, v.reason) - else: - raise DistutilsError("Download error for %s: %s" - % (url, v.reason)) - except httplib.BadStatusLine as v: - if warning: - self.warn(warning, v.line) - else: - raise DistutilsError( - '%s returned a bad status line. The server might be ' - 'down, %s' % - (url, v.line) - ) - except httplib.HTTPException as v: - if warning: - self.warn(warning, v) - else: - raise DistutilsError("Download error for %s: %s" - % (url, v)) - - def _download_url(self, scheme, url, tmpdir): - # Determine download filename - # - name, fragment = egg_info_for_url(url) - if name: - while '..' in name: - name = name.replace('..','.').replace('\\','_') - else: - name = "__downloaded__" # default if URL has no path contents - - if name.endswith('.egg.zip'): - name = name[:-4] # strip the extra .zip before download - - filename = os.path.join(tmpdir,name) - - # Download the file - # - if scheme=='svn' or scheme.startswith('svn+'): - return self._download_svn(url, filename) - elif scheme=='git' or scheme.startswith('git+'): - return self._download_git(url, filename) - elif scheme.startswith('hg+'): - return self._download_hg(url, filename) - elif scheme=='file': - return url2pathname(urlparse(url)[2]) - else: - self.url_ok(url, True) # raises error if not allowed - return self._attempt_download(url, filename) - - def scan_url(self, url): - self.process_url(url, True) - - def _attempt_download(self, url, filename): - headers = self._download_to(url, filename) - if 'html' in headers.get('content-type','').lower(): - return self._download_html(url, headers, filename) - else: - return filename - - def _download_html(self, url, headers, filename): - file = open(filename) - for line in file: - if line.strip(): - # Check for a subversion index page - if re.search(r'<title>([^- ]+ - )?Revision \d+:', line): - # it's a subversion index page: - file.close() - os.unlink(filename) - return self._download_svn(url, filename) - break # not an index page - file.close() - os.unlink(filename) - raise DistutilsError("Unexpected HTML page found at "+url) - - def _download_svn(self, url, filename): - url = url.split('#',1)[0] # remove any fragment for svn's sake - creds = '' - if url.lower().startswith('svn:') and '@' in url: - scheme, netloc, path, p, q, f = urlparse(url) - if not netloc and path.startswith('//') and '/' in path[2:]: - netloc, path = path[2:].split('/',1) - auth, host = splituser(netloc) - if auth: - if ':' in auth: - user, pw = auth.split(':',1) - creds = " --username=%s --password=%s" % (user, pw) - else: - creds = " --username="+auth - netloc = host - url = urlunparse((scheme, netloc, url, p, q, f)) - self.info("Doing subversion checkout from %s to %s", url, filename) - os.system("svn checkout%s -q %s %s" % (creds, url, filename)) - return filename - - @staticmethod - def _vcs_split_rev_from_url(url, pop_prefix=False): - scheme, netloc, path, query, frag = urlsplit(url) - - scheme = scheme.split('+', 1)[-1] - - # Some fragment identification fails - path = path.split('#',1)[0] - - rev = None - if '@' in path: - path, rev = path.rsplit('@', 1) - - # Also, discard fragment - url = urlunsplit((scheme, netloc, path, query, '')) - - return url, rev - - def _download_git(self, url, filename): - filename = filename.split('#',1)[0] - url, rev = self._vcs_split_rev_from_url(url, pop_prefix=True) - - self.info("Doing git clone from %s to %s", url, filename) - os.system("git clone --quiet %s %s" % (url, filename)) - - if rev is not None: - self.info("Checking out %s", rev) - os.system("(cd %s && git checkout --quiet %s)" % ( - filename, - rev, - )) - - return filename - - def _download_hg(self, url, filename): - filename = filename.split('#',1)[0] - url, rev = self._vcs_split_rev_from_url(url, pop_prefix=True) - - self.info("Doing hg clone from %s to %s", url, filename) - os.system("hg clone --quiet %s %s" % (url, filename)) - - if rev is not None: - self.info("Updating to %s", rev) - os.system("(cd %s && hg up -C -r %s >&-)" % ( - filename, - rev, - )) - - return filename - - def debug(self, msg, *args): - log.debug(msg, *args) - - def info(self, msg, *args): - log.info(msg, *args) - - def warn(self, msg, *args): - log.warn(msg, *args) - -# This pattern matches a character entity reference (a decimal numeric -# references, a hexadecimal numeric reference, or a named reference). -entity_sub = re.compile(r'&(#(\d+|x[\da-fA-F]+)|[\w.:-]+);?').sub - -def uchr(c): - if not isinstance(c, int): - return c - if c>255: return unichr(c) - return chr(c) - -def decode_entity(match): - what = match.group(1) - if what.startswith('#x'): - what = int(what[2:], 16) - elif what.startswith('#'): - what = int(what[1:]) - else: - what = name2codepoint.get(what, match.group(0)) - return uchr(what) - -def htmldecode(text): - """Decode HTML entities in the given text.""" - return entity_sub(decode_entity, text) - -def socket_timeout(timeout=15): - def _socket_timeout(func): - def _socket_timeout(*args, **kwargs): - old_timeout = socket.getdefaulttimeout() - socket.setdefaulttimeout(timeout) - try: - return func(*args, **kwargs) - finally: - socket.setdefaulttimeout(old_timeout) - return _socket_timeout - return _socket_timeout - -def _encode_auth(auth): - """ - A function compatible with Python 2.3-3.3 that will encode - auth from a URL suitable for an HTTP header. - >>> str(_encode_auth('username%3Apassword')) - 'dXNlcm5hbWU6cGFzc3dvcmQ=' - - Long auth strings should not cause a newline to be inserted. - >>> long_auth = 'username:' + 'password'*10 - >>> chr(10) in str(_encode_auth(long_auth)) - False - """ - auth_s = unquote(auth) - # convert to bytes - auth_bytes = auth_s.encode() - # use the legacy interface for Python 2.3 support - encoded_bytes = base64.encodestring(auth_bytes) - # convert back to a string - encoded = encoded_bytes.decode() - # strip the trailing carriage return - return encoded.replace('\n','') - -class Credential(object): - """ - A username/password pair. Use like a namedtuple. - """ - def __init__(self, username, password): - self.username = username - self.password = password - - def __iter__(self): - yield self.username - yield self.password - - def __str__(self): - return '%(username)s:%(password)s' % vars(self) - -class PyPIConfig(ConfigParser.ConfigParser): - - def __init__(self): - """ - Load from ~/.pypirc - """ - defaults = dict.fromkeys(['username', 'password', 'repository'], '') - ConfigParser.ConfigParser.__init__(self, defaults) - - rc = os.path.join(os.path.expanduser('~'), '.pypirc') - if os.path.exists(rc): - self.read(rc) - - @property - def creds_by_repository(self): - sections_with_repositories = [ - section for section in self.sections() - if self.get(section, 'repository').strip() - ] - - return dict(map(self._get_repo_cred, sections_with_repositories)) - - def _get_repo_cred(self, section): - repo = self.get(section, 'repository').strip() - return repo, Credential( - self.get(section, 'username').strip(), - self.get(section, 'password').strip(), - ) - - def find_credential(self, url): - """ - If the URL indicated appears to be a repository defined in this - config, return the credential for that repository. - """ - for repository, cred in self.creds_by_repository.items(): - if url.startswith(repository): - return cred - - -def open_with_auth(url, opener=urllib2.urlopen): - """Open a urllib2 request, handling HTTP authentication""" - - scheme, netloc, path, params, query, frag = urlparse(url) - - # Double scheme does not raise on Mac OS X as revealed by a - # failing test. We would expect "nonnumeric port". Refs #20. - if netloc.endswith(':'): - raise httplib.InvalidURL("nonnumeric port: ''") - - if scheme in ('http', 'https'): - auth, host = splituser(netloc) - else: - auth = None - - if not auth: - cred = PyPIConfig().find_credential(url) - if cred: - auth = str(cred) - info = cred.username, url - log.info('Authenticating as %s for %s (from .pypirc)' % info) - - if auth: - auth = "Basic " + _encode_auth(auth) - new_url = urlunparse((scheme,host,path,params,query,frag)) - request = urllib2.Request(new_url) - request.add_header("Authorization", auth) - else: - request = urllib2.Request(url) - - request.add_header('User-Agent', user_agent) - fp = opener(request) - - if auth: - # Put authentication info back into request URL if same host, - # so that links found on the page will work - s2, h2, path2, param2, query2, frag2 = urlparse(fp.url) - if s2==scheme and h2==host: - fp.url = urlunparse((s2,netloc,path2,param2,query2,frag2)) - - return fp - -# adding a timeout to avoid freezing package_index -open_with_auth = socket_timeout(_SOCKET_TIMEOUT)(open_with_auth) - - -def fix_sf_url(url): - return url # backward compatibility - -def local_open(url): - """Read a local path, with special support for directories""" - scheme, server, path, param, query, frag = urlparse(url) - filename = url2pathname(path) - if os.path.isfile(filename): - return urllib2.urlopen(url) - elif path.endswith('/') and os.path.isdir(filename): - files = [] - for f in os.listdir(filename): - if f=='index.html': - with open(os.path.join(filename,f),'r') as fp: - body = fp.read() - break - elif os.path.isdir(os.path.join(filename,f)): - f+='/' - files.append("<a href=%r>%s</a>" % (f,f)) - else: - body = ("<html><head><title>%s</title>" % url) + \ - "</head><body>%s</body></html>" % '\n'.join(files) - status, message = 200, "OK" - else: - status, message, body = 404, "Path not found", "Not found" - - headers = {'content-type': 'text/html'} - return HTTPError(url, status, message, headers, StringIO(body)) |