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