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# hgweb/hgwebdir_mod.py - Web interface for a directory of repositories.
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#
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# Copyright 21 May 2005 - (c) 2005 Jake Edge <jake@edge2.net>
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# Copyright 2005, 2006 Matt Mackall <mpm@selenic.com>
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2 or any later version.
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import os, re, time
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from mercurial.i18n import _
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from mercurial import ui, hg, scmutil, util, templater
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from mercurial import error, encoding
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from common import ErrorResponse, get_mtime, staticfile, paritygen, \
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get_contact, HTTP_OK, HTTP_NOT_FOUND, HTTP_SERVER_ERROR
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from hgweb_mod import hgweb
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from request import wsgirequest
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import webutil
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def cleannames(items):
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return [(util.pconvert(name).strip('/'), path) for name, path in items]
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def findrepos(paths):
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repos = []
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for prefix, root in cleannames(paths):
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roothead, roottail = os.path.split(root)
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# "foo = /bar/*" makes every subrepo of /bar/ to be
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# mounted as foo/subrepo
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# and "foo = /bar/**" also recurses into the subdirectories,
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# remember to use it without working dir.
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try:
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recurse = {'*': False, '**': True}[roottail]
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except KeyError:
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repos.append((prefix, root))
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continue
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roothead = os.path.normpath(os.path.abspath(roothead))
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paths = scmutil.walkrepos(roothead, followsym=True, recurse=recurse)
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repos.extend(urlrepos(prefix, roothead, paths))
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return repos
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def urlrepos(prefix, roothead, paths):
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"""yield url paths and filesystem paths from a list of repo paths
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>>> conv = lambda seq: [(v, util.pconvert(p)) for v,p in seq]
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>>> conv(urlrepos('hg', '/opt', ['/opt/r', '/opt/r/r', '/opt']))
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[('hg/r', '/opt/r'), ('hg/r/r', '/opt/r/r'), ('hg', '/opt')]
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>>> conv(urlrepos('', '/opt', ['/opt/r', '/opt/r/r', '/opt']))
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[('r', '/opt/r'), ('r/r', '/opt/r/r'), ('', '/opt')]
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"""
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for path in paths:
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path = os.path.normpath(path)
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yield (prefix + '/' +
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util.pconvert(path[len(roothead):]).lstrip('/')).strip('/'), path
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def geturlcgivars(baseurl, port):
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"""
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Extract CGI variables from baseurl
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>>> geturlcgivars("http://host.org/base", "80")
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('host.org', '80', '/base')
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>>> geturlcgivars("http://host.org:8000/base", "80")
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('host.org', '8000', '/base')
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>>> geturlcgivars('/base', 8000)
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('', '8000', '/base')
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>>> geturlcgivars("base", '8000')
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('', '8000', '/base')
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>>> geturlcgivars("http://host", '8000')
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('host', '8000', '/')
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>>> geturlcgivars("http://host/", '8000')
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('host', '8000', '/')
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"""
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u = util.url(baseurl)
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name = u.host or ''
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if u.port:
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port = u.port
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path = u.path or ""
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if not path.startswith('/'):
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path = '/' + path
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return name, str(port), path
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class hgwebdir(object):
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refreshinterval = 20
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def __init__(self, conf, baseui=None):
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self.conf = conf
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self.baseui = baseui
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self.lastrefresh = 0
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self.motd = None
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self.refresh()
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def refresh(self):
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if self.lastrefresh + self.refreshinterval > time.time():
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return
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if self.baseui:
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u = self.baseui.copy()
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else:
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u = ui.ui()
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u.setconfig('ui', 'report_untrusted', 'off')
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u.setconfig('ui', 'interactive', 'off')
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if not isinstance(self.conf, (dict, list, tuple)):
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map = {'paths': 'hgweb-paths'}
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if not os.path.exists(self.conf):
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raise util.Abort(_('config file %s not found!') % self.conf)
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u.readconfig(self.conf, remap=map, trust=True)
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paths = []
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for name, ignored in u.configitems('hgweb-paths'):
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for path in u.configlist('hgweb-paths', name):
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paths.append((name, path))
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elif isinstance(self.conf, (list, tuple)):
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paths = self.conf
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elif isinstance(self.conf, dict):
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paths = self.conf.items()
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repos = findrepos(paths)
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for prefix, root in u.configitems('collections'):
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prefix = util.pconvert(prefix)
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for path in scmutil.walkrepos(root, followsym=True):
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repo = os.path.normpath(path)
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name = util.pconvert(repo)
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if name.startswith(prefix):
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name = name[len(prefix):]
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repos.append((name.lstrip('/'), repo))
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self.repos = repos
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self.ui = u
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encoding.encoding = self.ui.config('web', 'encoding',
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encoding.encoding)
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self.style = self.ui.config('web', 'style', 'paper')
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self.templatepath = self.ui.config('web', 'templates', None)
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self.stripecount = self.ui.config('web', 'stripes', 1)
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if self.stripecount:
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self.stripecount = int(self.stripecount)
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self._baseurl = self.ui.config('web', 'baseurl')
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self.lastrefresh = time.time()
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def run(self):
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if not os.environ.get('GATEWAY_INTERFACE', '').startswith("CGI/1."):
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raise RuntimeError("This function is only intended to be "
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"called while running as a CGI script.")
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import mercurial.hgweb.wsgicgi as wsgicgi
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wsgicgi.launch(self)
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def __call__(self, env, respond):
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req = wsgirequest(env, respond)
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return self.run_wsgi(req)
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def read_allowed(self, ui, req):
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"""Check allow_read and deny_read config options of a repo's ui object
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to determine user permissions. By default, with neither option set (or
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both empty), allow all users to read the repo. There are two ways a
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user can be denied read access: (1) deny_read is not empty, and the
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user is unauthenticated or deny_read contains user (or *), and (2)
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allow_read is not empty and the user is not in allow_read. Return True
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if user is allowed to read the repo, else return False."""
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user = req.env.get('REMOTE_USER')
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deny_read = ui.configlist('web', 'deny_read', untrusted=True)
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if deny_read and (not user or deny_read == ['*'] or user in deny_read):
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return False
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allow_read = ui.configlist('web', 'allow_read', untrusted=True)
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# by default, allow reading if no allow_read option has been set
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if (not allow_read) or (allow_read == ['*']) or (user in allow_read):
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return True
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return False
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def run_wsgi(self, req):
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try:
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try:
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self.refresh()
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virtual = req.env.get("PATH_INFO", "").strip('/')
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tmpl = self.templater(req)
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ctype = tmpl('mimetype', encoding=encoding.encoding)
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ctype = templater.stringify(ctype)
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# a static file
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if virtual.startswith('static/') or 'static' in req.form:
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if virtual.startswith('static/'):
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fname = virtual[7:]
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else:
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fname = req.form['static'][0]
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static = templater.templatepath('static')
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return (staticfile(static, fname, req),)
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# top-level index
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elif not virtual:
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req.respond(HTTP_OK, ctype)
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return self.makeindex(req, tmpl)
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# nested indexes and hgwebs
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repos = dict(self.repos)
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virtualrepo = virtual
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while virtualrepo:
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real = repos.get(virtualrepo)
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if real:
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req.env['REPO_NAME'] = virtualrepo
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try:
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repo = hg.repository(self.ui, real)
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return hgweb(repo).run_wsgi(req)
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except IOError, inst:
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msg = inst.strerror
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raise ErrorResponse(HTTP_SERVER_ERROR, msg)
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except error.RepoError, inst:
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raise ErrorResponse(HTTP_SERVER_ERROR, str(inst))
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up = virtualrepo.rfind('/')
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if up < 0:
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break
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virtualrepo = virtualrepo[:up]
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# browse subdirectories
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subdir = virtual + '/'
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if [r for r in repos if r.startswith(subdir)]:
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req.respond(HTTP_OK, ctype)
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return self.makeindex(req, tmpl, subdir)
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# prefixes not found
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req.respond(HTTP_NOT_FOUND, ctype)
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return tmpl("notfound", repo=virtual)
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except ErrorResponse, err:
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req.respond(err, ctype)
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return tmpl('error', error=err.message or '')
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finally:
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tmpl = None
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def makeindex(self, req, tmpl, subdir=""):
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def archivelist(ui, nodeid, url):
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allowed = ui.configlist("web", "allow_archive", untrusted=True)
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archives = []
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for i in [('zip', '.zip'), ('gz', '.tar.gz'), ('bz2', '.tar.bz2')]:
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if i[0] in allowed or ui.configbool("web", "allow" + i[0],
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untrusted=True):
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archives.append({"type" : i[0], "extension": i[1],
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"node": nodeid, "url": url})
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return archives
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def rawentries(subdir="", **map):
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descend = self.ui.configbool('web', 'descend', True)
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for name, path in self.repos:
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if not name.startswith(subdir):
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continue
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name = name[len(subdir):]
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if not descend and '/' in name:
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continue
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u = self.ui.copy()
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try:
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u.readconfig(os.path.join(path, '.hg', 'hgrc'))
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except Exception, e:
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u.warn(_('error reading %s/.hg/hgrc: %s\n') % (path, e))
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continue
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def get(section, name, default=None):
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return u.config(section, name, default, untrusted=True)
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if u.configbool("web", "hidden", untrusted=True):
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continue
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if not self.read_allowed(u, req):
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continue
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parts = [name]
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if 'PATH_INFO' in req.env:
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parts.insert(0, req.env['PATH_INFO'].rstrip('/'))
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if req.env['SCRIPT_NAME']:
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parts.insert(0, req.env['SCRIPT_NAME'])
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url = re.sub(r'/+', '/', '/'.join(parts) + '/')
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# update time with local timezone
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try:
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r = hg.repository(self.ui, path)
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except IOError:
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u.warn(_('error accessing repository at %s\n') % path)
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continue
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except error.RepoError:
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u.warn(_('error accessing repository at %s\n') % path)
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continue
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try:
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d = (get_mtime(r.spath), util.makedate()[1])
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except OSError:
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continue
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contact = get_contact(get)
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description = get("web", "description", "")
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name = get("web", "name", name)
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row = dict(contact=contact or "unknown",
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contact_sort=contact.upper() or "unknown",
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name=name,
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name_sort=name,
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url=url,
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description=description or "unknown",
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description_sort=description.upper() or "unknown",
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lastchange=d,
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lastchange_sort=d[1]-d[0],
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archives=archivelist(u, "tip", url))
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yield row
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sortdefault = None, False
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def entries(sortcolumn="", descending=False, subdir="", **map):
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rows = rawentries(subdir=subdir, **map)
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if sortcolumn and sortdefault != (sortcolumn, descending):
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sortkey = '%s_sort' % sortcolumn
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rows = sorted(rows, key=lambda x: x[sortkey],
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reverse=descending)
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for row, parity in zip(rows, paritygen(self.stripecount)):
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row['parity'] = parity
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yield row
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self.refresh()
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sortable = ["name", "description", "contact", "lastchange"]
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sortcolumn, descending = sortdefault
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if 'sort' in req.form:
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sortcolumn = req.form['sort'][0]
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descending = sortcolumn.startswith('-')
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if descending:
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sortcolumn = sortcolumn[1:]
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if sortcolumn not in sortable:
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sortcolumn = ""
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sort = [("sort_%s" % column,
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"%s%s" % ((not descending and column == sortcolumn)
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and "-" or "", column))
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for column in sortable]
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self.refresh()
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self.updatereqenv(req.env)
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return tmpl("index", entries=entries, subdir=subdir,
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sortcolumn=sortcolumn, descending=descending,
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**dict(sort))
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def templater(self, req):
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def header(**map):
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yield tmpl('header', encoding=encoding.encoding, **map)
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def footer(**map):
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yield tmpl("footer", **map)
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def motd(**map):
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if self.motd is not None:
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yield self.motd
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else:
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yield config('web', 'motd', '')
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def config(section, name, default=None, untrusted=True):
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return self.ui.config(section, name, default, untrusted)
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self.updatereqenv(req.env)
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url = req.env.get('SCRIPT_NAME', '')
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if not url.endswith('/'):
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url += '/'
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vars = {}
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styles = (
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req.form.get('style', [None])[0],
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config('web', 'style'),
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'paper'
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)
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style, mapfile = templater.stylemap(styles, self.templatepath)
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if style == styles[0]:
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vars['style'] = style
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start = url[-1] == '?' and '&' or '?'
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sessionvars = webutil.sessionvars(vars, start)
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logourl = config('web', 'logourl', 'http://mercurial.selenic.com/')
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logoimg = config('web', 'logoimg', 'hglogo.png')
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staticurl = config('web', 'staticurl') or url + 'static/'
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if not staticurl.endswith('/'):
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staticurl += '/'
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tmpl = templater.templater(mapfile,
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defaults={"header": header,
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"footer": footer,
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"motd": motd,
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"url": url,
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"logourl": logourl,
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"logoimg": logoimg,
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"staticurl": staticurl,
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"sessionvars": sessionvars})
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return tmpl
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def updatereqenv(self, env):
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if self._baseurl is not None:
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name, port, path = geturlcgivars(self._baseurl, env['SERVER_PORT'])
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env['SERVER_NAME'] = name
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env['SERVER_PORT'] = port
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env['SCRIPT_NAME'] = path
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