##// END OF EJS Templates
send conservatively capitalized HTTP headers
send conservatively capitalized HTTP headers

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hgweb_mod.py
908 lines | 31.6 KiB | text/x-python | PythonLexer
# hgweb/hgweb_mod.py - Web interface for a repository.
#
# Copyright 21 May 2005 - (c) 2005 Jake Edge <jake@edge2.net>
# Copyright 2005-2007 Matt Mackall <mpm@selenic.com>
#
# This software may be used and distributed according to the terms
# of the GNU General Public License, incorporated herein by reference.
import os, mimetypes, re
from mercurial.node import *
from mercurial import mdiff, ui, hg, util, archival, patch, hook
from mercurial import revlog, templater
from common import ErrorResponse, get_mtime, style_map, paritygen, get_contact
from request import wsgirequest
import webcommands, protocol
shortcuts = {
'cl': [('cmd', ['changelog']), ('rev', None)],
'sl': [('cmd', ['shortlog']), ('rev', None)],
'cs': [('cmd', ['changeset']), ('node', None)],
'f': [('cmd', ['file']), ('filenode', None)],
'fl': [('cmd', ['filelog']), ('filenode', None)],
'fd': [('cmd', ['filediff']), ('node', None)],
'fa': [('cmd', ['annotate']), ('filenode', None)],
'mf': [('cmd', ['manifest']), ('manifest', None)],
'ca': [('cmd', ['archive']), ('node', None)],
'tags': [('cmd', ['tags'])],
'tip': [('cmd', ['changeset']), ('node', ['tip'])],
'static': [('cmd', ['static']), ('file', None)]
}
def _up(p):
if p[0] != "/":
p = "/" + p
if p[-1] == "/":
p = p[:-1]
up = os.path.dirname(p)
if up == "/":
return "/"
return up + "/"
def revnavgen(pos, pagelen, limit, nodefunc):
def seq(factor, limit=None):
if limit:
yield limit
if limit >= 20 and limit <= 40:
yield 50
else:
yield 1 * factor
yield 3 * factor
for f in seq(factor * 10):
yield f
def nav(**map):
l = []
last = 0
for f in seq(1, pagelen):
if f < pagelen or f <= last:
continue
if f > limit:
break
last = f
if pos + f < limit:
l.append(("+%d" % f, hex(nodefunc(pos + f).node())))
if pos - f >= 0:
l.insert(0, ("-%d" % f, hex(nodefunc(pos - f).node())))
try:
yield {"label": "(0)", "node": hex(nodefunc('0').node())}
for label, node in l:
yield {"label": label, "node": node}
yield {"label": "tip", "node": "tip"}
except hg.RepoError:
pass
return nav
class hgweb(object):
def __init__(self, repo, name=None):
if isinstance(repo, str):
parentui = ui.ui(report_untrusted=False, interactive=False)
self.repo = hg.repository(parentui, repo)
else:
self.repo = repo
hook.redirect(True)
self.mtime = -1
self.reponame = name
self.archives = 'zip', 'gz', 'bz2'
self.stripecount = 1
# a repo owner may set web.templates in .hg/hgrc to get any file
# readable by the user running the CGI script
self.templatepath = self.config("web", "templates",
templater.templatepath(),
untrusted=False)
# The CGI scripts are often run by a user different from the repo owner.
# Trust the settings from the .hg/hgrc files by default.
def config(self, section, name, default=None, untrusted=True):
return self.repo.ui.config(section, name, default,
untrusted=untrusted)
def configbool(self, section, name, default=False, untrusted=True):
return self.repo.ui.configbool(section, name, default,
untrusted=untrusted)
def configlist(self, section, name, default=None, untrusted=True):
return self.repo.ui.configlist(section, name, default,
untrusted=untrusted)
def refresh(self):
mtime = get_mtime(self.repo.root)
if mtime != self.mtime:
self.mtime = mtime
self.repo = hg.repository(self.repo.ui, self.repo.root)
self.maxchanges = int(self.config("web", "maxchanges", 10))
self.stripecount = int(self.config("web", "stripes", 1))
self.maxshortchanges = int(self.config("web", "maxshortchanges", 60))
self.maxfiles = int(self.config("web", "maxfiles", 10))
self.allowpull = self.configbool("web", "allowpull", True)
self.encoding = self.config("web", "encoding", util._encoding)
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)
self.run_wsgi(req)
return req
def run_wsgi(self, req):
self.refresh()
# expand form shortcuts
for k in shortcuts.iterkeys():
if k in req.form:
for name, value in shortcuts[k]:
if value is None:
value = req.form[k]
req.form[name] = value
del req.form[k]
# work with CGI variables to create coherent structure
# use SCRIPT_NAME, PATH_INFO and QUERY_STRING as well as our REPO_NAME
req.url = req.env['SCRIPT_NAME']
if not req.url.endswith('/'):
req.url += '/'
if 'REPO_NAME' in req.env:
req.url += req.env['REPO_NAME'] + '/'
if req.env.get('PATH_INFO'):
parts = req.env.get('PATH_INFO').strip('/').split('/')
repo_parts = req.env.get('REPO_NAME', '').split('/')
if parts[:len(repo_parts)] == repo_parts:
parts = parts[len(repo_parts):]
query = '/'.join(parts)
else:
query = req.env['QUERY_STRING'].split('&', 1)[0]
query = query.split(';', 1)[0]
# translate user-visible url structure to internal structure
args = query.split('/', 2)
if 'cmd' not in req.form and args and args[0]:
cmd = args.pop(0)
style = cmd.rfind('-')
if style != -1:
req.form['style'] = [cmd[:style]]
cmd = cmd[style+1:]
# avoid accepting e.g. style parameter as command
if hasattr(webcommands, cmd) or hasattr(protocol, cmd):
req.form['cmd'] = [cmd]
if args and args[0]:
node = args.pop(0)
req.form['node'] = [node]
if args:
req.form['file'] = args
if cmd == 'static':
req.form['file'] = req.form['node']
elif cmd == 'archive':
fn = req.form['node'][0]
for type_, spec in self.archive_specs.iteritems():
ext = spec[2]
if fn.endswith(ext):
req.form['node'] = [fn[:-len(ext)]]
req.form['type'] = [type_]
# actually process the request
try:
cmd = req.form.get('cmd', [''])[0]
if hasattr(protocol, cmd):
method = getattr(protocol, cmd)
method(self, req)
else:
tmpl = self.templater(req)
if cmd == '':
req.form['cmd'] = [tmpl.cache['default']]
cmd = req.form['cmd'][0]
if cmd == 'file' and 'raw' in req.form.get('style', []):
webcommands.rawfile(self, req, tmpl)
else:
getattr(webcommands, cmd)(self, req, tmpl)
del tmpl
except revlog.LookupError, err:
req.respond(404, tmpl(
'error', error='revision not found: %s' % err.name))
except (hg.RepoError, revlog.RevlogError), inst:
req.respond('500 Internal Server Error',
tmpl('error', error=str(inst)))
except ErrorResponse, inst:
req.respond(inst.code, tmpl('error', error=inst.message))
except AttributeError:
req.respond(400, tmpl('error', error='No such method: ' + cmd))
def templater(self, req):
# determine scheme, port and server name
# this is needed to create absolute urls
proto = req.env.get('wsgi.url_scheme')
if proto == 'https':
proto = 'https'
default_port = "443"
else:
proto = 'http'
default_port = "80"
port = req.env["SERVER_PORT"]
port = port != default_port and (":" + port) or ""
urlbase = '%s://%s%s' % (proto, req.env['SERVER_NAME'], port)
staticurl = self.config("web", "staticurl") or req.url + 'static/'
if not staticurl.endswith('/'):
staticurl += '/'
# some functions for the templater
def header(**map):
ctype = tmpl('mimetype', encoding=self.encoding)
req.httphdr(templater.stringify(ctype))
yield tmpl('header', encoding=self.encoding, **map)
def footer(**map):
yield tmpl("footer", **map)
def motd(**map):
yield self.config("web", "motd", "")
def sessionvars(**map):
fields = []
if 'style' in req.form:
style = req.form['style'][0]
if style != self.config('web', 'style', ''):
fields.append(('style', style))
separator = req.url[-1] == '?' and ';' or '?'
for name, value in fields:
yield dict(name=name, value=value, separator=separator)
separator = ';'
# figure out which style to use
style = self.config("web", "style", "")
if 'style' in req.form:
style = req.form['style'][0]
mapfile = style_map(self.templatepath, style)
if not self.reponame:
self.reponame = (self.config("web", "name")
or req.env.get('REPO_NAME')
or req.url.strip('/') or self.repo.root)
# create the templater
tmpl = templater.templater(mapfile, templater.common_filters,
defaults={"url": req.url,
"staticurl": staticurl,
"urlbase": urlbase,
"repo": self.reponame,
"header": header,
"footer": footer,
"motd": motd,
"sessionvars": sessionvars
})
return tmpl
def archivelist(self, nodeid):
allowed = self.configlist("web", "allow_archive")
for i, spec in self.archive_specs.iteritems():
if i in allowed or self.configbool("web", "allow" + i):
yield {"type" : i, "extension" : spec[2], "node" : nodeid}
def listfilediffs(self, tmpl, files, changeset):
for f in files[:self.maxfiles]:
yield tmpl("filedifflink", node=hex(changeset), file=f)
if len(files) > self.maxfiles:
yield tmpl("fileellipses")
def siblings(self, siblings=[], hiderev=None, **args):
siblings = [s for s in siblings if s.node() != nullid]
if len(siblings) == 1 and siblings[0].rev() == hiderev:
return
for s in siblings:
d = {'node': hex(s.node()), 'rev': s.rev()}
if hasattr(s, 'path'):
d['file'] = s.path()
d.update(args)
yield d
def renamelink(self, fl, node):
r = fl.renamed(node)
if r:
return [dict(file=r[0], node=hex(r[1]))]
return []
def nodetagsdict(self, node):
return [{"name": i} for i in self.repo.nodetags(node)]
def nodebranchdict(self, ctx):
branches = []
branch = ctx.branch()
# If this is an empty repo, ctx.node() == nullid,
# ctx.branch() == 'default', but branchtags() is
# an empty dict. Using dict.get avoids a traceback.
if self.repo.branchtags().get(branch) == ctx.node():
branches.append({"name": branch})
return branches
def showtag(self, tmpl, t1, node=nullid, **args):
for t in self.repo.nodetags(node):
yield tmpl(t1, tag=t, **args)
def diff(self, tmpl, node1, node2, files):
def filterfiles(filters, files):
l = [x for x in files if x in filters]
for t in filters:
if t and t[-1] != os.sep:
t += os.sep
l += [x for x in files if x.startswith(t)]
return l
parity = paritygen(self.stripecount)
def diffblock(diff, f, fn):
yield tmpl("diffblock",
lines=prettyprintlines(diff),
parity=parity.next(),
file=f,
filenode=hex(fn or nullid))
def prettyprintlines(diff):
for l in diff.splitlines(1):
if l.startswith('+'):
yield tmpl("difflineplus", line=l)
elif l.startswith('-'):
yield tmpl("difflineminus", line=l)
elif l.startswith('@'):
yield tmpl("difflineat", line=l)
else:
yield tmpl("diffline", line=l)
r = self.repo
c1 = r.changectx(node1)
c2 = r.changectx(node2)
date1 = util.datestr(c1.date())
date2 = util.datestr(c2.date())
modified, added, removed, deleted, unknown = r.status(node1, node2)[:5]
if files:
modified, added, removed = map(lambda x: filterfiles(files, x),
(modified, added, removed))
diffopts = patch.diffopts(self.repo.ui, untrusted=True)
for f in modified:
to = c1.filectx(f).data()
tn = c2.filectx(f).data()
yield diffblock(mdiff.unidiff(to, date1, tn, date2, f, f,
opts=diffopts), f, tn)
for f in added:
to = None
tn = c2.filectx(f).data()
yield diffblock(mdiff.unidiff(to, date1, tn, date2, f, f,
opts=diffopts), f, tn)
for f in removed:
to = c1.filectx(f).data()
tn = None
yield diffblock(mdiff.unidiff(to, date1, tn, date2, f, f,
opts=diffopts), f, tn)
def changelog(self, tmpl, ctx, shortlog=False):
def changelist(limit=0,**map):
cl = self.repo.changelog
l = [] # build a list in forward order for efficiency
for i in xrange(start, end):
ctx = self.repo.changectx(i)
n = ctx.node()
l.insert(0, {"parity": parity.next(),
"author": ctx.user(),
"parent": self.siblings(ctx.parents(), i - 1),
"child": self.siblings(ctx.children(), i + 1),
"changelogtag": self.showtag("changelogtag",n),
"desc": ctx.description(),
"date": ctx.date(),
"files": self.listfilediffs(tmpl, ctx.files(), n),
"rev": i,
"node": hex(n),
"tags": self.nodetagsdict(n),
"branches": self.nodebranchdict(ctx)})
if limit > 0:
l = l[:limit]
for e in l:
yield e
maxchanges = shortlog and self.maxshortchanges or self.maxchanges
cl = self.repo.changelog
count = cl.count()
pos = ctx.rev()
start = max(0, pos - maxchanges + 1)
end = min(count, start + maxchanges)
pos = end - 1
parity = paritygen(self.stripecount, offset=start-end)
changenav = revnavgen(pos, maxchanges, count, self.repo.changectx)
return tmpl(shortlog and 'shortlog' or 'changelog',
changenav=changenav,
node=hex(cl.tip()),
rev=pos, changesets=count,
entries=lambda **x: changelist(limit=0,**x),
latestentry=lambda **x: changelist(limit=1,**x),
archives=self.archivelist("tip"))
def search(self, tmpl, query):
def changelist(**map):
cl = self.repo.changelog
count = 0
qw = query.lower().split()
def revgen():
for i in xrange(cl.count() - 1, 0, -100):
l = []
for j in xrange(max(0, i - 100), i):
ctx = self.repo.changectx(j)
l.append(ctx)
l.reverse()
for e in l:
yield e
for ctx in revgen():
miss = 0
for q in qw:
if not (q in ctx.user().lower() or
q in ctx.description().lower() or
q in " ".join(ctx.files()).lower()):
miss = 1
break
if miss:
continue
count += 1
n = ctx.node()
yield tmpl('searchentry',
parity=parity.next(),
author=ctx.user(),
parent=self.siblings(ctx.parents()),
child=self.siblings(ctx.children()),
changelogtag=self.showtag("changelogtag",n),
desc=ctx.description(),
date=ctx.date(),
files=self.listfilediffs(tmpl, ctx.files(), n),
rev=ctx.rev(),
node=hex(n),
tags=self.nodetagsdict(n),
branches=self.nodebranchdict(ctx))
if count >= self.maxchanges:
break
cl = self.repo.changelog
parity = paritygen(self.stripecount)
return tmpl('search',
query=query,
node=hex(cl.tip()),
entries=changelist,
archives=self.archivelist("tip"))
def changeset(self, tmpl, ctx):
n = ctx.node()
parents = ctx.parents()
p1 = parents[0].node()
files = []
parity = paritygen(self.stripecount)
for f in ctx.files():
files.append(tmpl("filenodelink",
node=hex(n), file=f,
parity=parity.next()))
def diff(**map):
yield self.diff(tmpl, p1, n, None)
return tmpl('changeset',
diff=diff,
rev=ctx.rev(),
node=hex(n),
parent=self.siblings(parents),
child=self.siblings(ctx.children()),
changesettag=self.showtag("changesettag",n),
author=ctx.user(),
desc=ctx.description(),
date=ctx.date(),
files=files,
archives=self.archivelist(hex(n)),
tags=self.nodetagsdict(n),
branches=self.nodebranchdict(ctx))
def filelog(self, tmpl, fctx):
f = fctx.path()
fl = fctx.filelog()
count = fl.count()
pagelen = self.maxshortchanges
pos = fctx.filerev()
start = max(0, pos - pagelen + 1)
end = min(count, start + pagelen)
pos = end - 1
parity = paritygen(self.stripecount, offset=start-end)
def entries(limit=0, **map):
l = []
for i in xrange(start, end):
ctx = fctx.filectx(i)
n = fl.node(i)
l.insert(0, {"parity": parity.next(),
"filerev": i,
"file": f,
"node": hex(ctx.node()),
"author": ctx.user(),
"date": ctx.date(),
"rename": self.renamelink(fl, n),
"parent": self.siblings(fctx.parents()),
"child": self.siblings(fctx.children()),
"desc": ctx.description()})
if limit > 0:
l = l[:limit]
for e in l:
yield e
nodefunc = lambda x: fctx.filectx(fileid=x)
nav = revnavgen(pos, pagelen, count, nodefunc)
return tmpl("filelog", file=f, node=hex(fctx.node()), nav=nav,
entries=lambda **x: entries(limit=0, **x),
latestentry=lambda **x: entries(limit=1, **x))
def filerevision(self, tmpl, fctx):
f = fctx.path()
text = fctx.data()
fl = fctx.filelog()
n = fctx.filenode()
parity = paritygen(self.stripecount)
mt = mimetypes.guess_type(f)[0]
rawtext = text
if util.binary(text):
mt = mt or 'application/octet-stream'
text = "(binary:%s)" % mt
mt = mt or 'text/plain'
def lines():
for l, t in enumerate(text.splitlines(1)):
yield {"line": t,
"linenumber": "% 6d" % (l + 1),
"parity": parity.next()}
return tmpl("filerevision",
file=f,
path=_up(f),
text=lines(),
raw=rawtext,
mimetype=mt,
rev=fctx.rev(),
node=hex(fctx.node()),
author=fctx.user(),
date=fctx.date(),
desc=fctx.description(),
parent=self.siblings(fctx.parents()),
child=self.siblings(fctx.children()),
rename=self.renamelink(fl, n),
permissions=fctx.manifest().flags(f))
def fileannotate(self, tmpl, fctx):
f = fctx.path()
n = fctx.filenode()
fl = fctx.filelog()
parity = paritygen(self.stripecount)
def annotate(**map):
last = None
for f, l in fctx.annotate(follow=True):
fnode = f.filenode()
name = self.repo.ui.shortuser(f.user())
if last != fnode:
last = fnode
yield {"parity": parity.next(),
"node": hex(f.node()),
"rev": f.rev(),
"author": name,
"file": f.path(),
"line": l}
return tmpl("fileannotate",
file=f,
annotate=annotate,
path=_up(f),
rev=fctx.rev(),
node=hex(fctx.node()),
author=fctx.user(),
date=fctx.date(),
desc=fctx.description(),
rename=self.renamelink(fl, n),
parent=self.siblings(fctx.parents()),
child=self.siblings(fctx.children()),
permissions=fctx.manifest().flags(f))
def manifest(self, tmpl, ctx, path):
mf = ctx.manifest()
node = ctx.node()
files = {}
parity = paritygen(self.stripecount)
if path and path[-1] != "/":
path += "/"
l = len(path)
abspath = "/" + path
for f, n in mf.items():
if f[:l] != path:
continue
remain = f[l:]
if "/" in remain:
short = remain[:remain.index("/") + 1] # bleah
files[short] = (f, None)
else:
short = os.path.basename(remain)
files[short] = (f, n)
if not files:
raise ErrorResponse(404, 'Path not found: ' + path)
def filelist(**map):
fl = files.keys()
fl.sort()
for f in fl:
full, fnode = files[f]
if not fnode:
continue
fctx = ctx.filectx(full)
yield {"file": full,
"parity": parity.next(),
"basename": f,
"date": fctx.changectx().date(),
"size": fctx.size(),
"permissions": mf.flags(full)}
def dirlist(**map):
fl = files.keys()
fl.sort()
for f in fl:
full, fnode = files[f]
if fnode:
continue
yield {"parity": parity.next(),
"path": "%s%s" % (abspath, f),
"basename": f[:-1]}
return tmpl("manifest",
rev=ctx.rev(),
node=hex(node),
path=abspath,
up=_up(abspath),
upparity=parity.next(),
fentries=filelist,
dentries=dirlist,
archives=self.archivelist(hex(node)),
tags=self.nodetagsdict(node),
branches=self.nodebranchdict(ctx))
def tags(self, tmpl):
i = self.repo.tagslist()
i.reverse()
parity = paritygen(self.stripecount)
def entries(notip=False,limit=0, **map):
count = 0
for k, n in i:
if notip and k == "tip":
continue
if limit > 0 and count >= limit:
continue
count = count + 1
yield {"parity": parity.next(),
"tag": k,
"date": self.repo.changectx(n).date(),
"node": hex(n)}
return tmpl("tags",
node=hex(self.repo.changelog.tip()),
entries=lambda **x: entries(False,0, **x),
entriesnotip=lambda **x: entries(True,0, **x),
latestentry=lambda **x: entries(True,1, **x))
def summary(self, tmpl):
i = self.repo.tagslist()
i.reverse()
def tagentries(**map):
parity = paritygen(self.stripecount)
count = 0
for k, n in i:
if k == "tip": # skip tip
continue;
count += 1
if count > 10: # limit to 10 tags
break;
yield tmpl("tagentry",
parity=parity.next(),
tag=k,
node=hex(n),
date=self.repo.changectx(n).date())
def branches(**map):
parity = paritygen(self.stripecount)
b = self.repo.branchtags()
l = [(-self.repo.changelog.rev(n), n, t) for t, n in b.items()]
l.sort()
for r,n,t in l:
ctx = self.repo.changectx(n)
yield {'parity': parity.next(),
'branch': t,
'node': hex(n),
'date': ctx.date()}
def changelist(**map):
parity = paritygen(self.stripecount, offset=start-end)
l = [] # build a list in forward order for efficiency
for i in xrange(start, end):
ctx = self.repo.changectx(i)
n = ctx.node()
hn = hex(n)
l.insert(0, tmpl(
'shortlogentry',
parity=parity.next(),
author=ctx.user(),
desc=ctx.description(),
date=ctx.date(),
rev=i,
node=hn,
tags=self.nodetagsdict(n),
branches=self.nodebranchdict(ctx)))
yield l
cl = self.repo.changelog
count = cl.count()
start = max(0, count - self.maxchanges)
end = min(count, start + self.maxchanges)
return tmpl("summary",
desc=self.config("web", "description", "unknown"),
owner=get_contact(self.config) or "unknown",
lastchange=cl.read(cl.tip())[2],
tags=tagentries,
branches=branches,
shortlog=changelist,
node=hex(cl.tip()),
archives=self.archivelist("tip"))
def filediff(self, tmpl, fctx):
n = fctx.node()
path = fctx.path()
parents = fctx.parents()
p1 = parents and parents[0].node() or nullid
def diff(**map):
yield self.diff(tmpl, p1, n, [path])
return tmpl("filediff",
file=path,
node=hex(n),
rev=fctx.rev(),
parent=self.siblings(parents),
child=self.siblings(fctx.children()),
diff=diff)
archive_specs = {
'bz2': ('application/x-tar', 'tbz2', '.tar.bz2', None),
'gz': ('application/x-tar', 'tgz', '.tar.gz', None),
'zip': ('application/zip', 'zip', '.zip', None),
}
def archive(self, tmpl, req, key, type_):
reponame = re.sub(r"\W+", "-", os.path.basename(self.reponame))
cnode = self.repo.lookup(key)
arch_version = key
if cnode == key or key == 'tip':
arch_version = short(cnode)
name = "%s-%s" % (reponame, arch_version)
mimetype, artype, extension, encoding = self.archive_specs[type_]
headers = [
('Content-Type', mimetype),
('Content-Disposition', 'attachment; filename=%s%s' %
(name, extension))
]
if encoding:
headers.append(('Content-Encoding', encoding))
req.header(headers)
archival.archive(self.repo, req, cnode, artype, prefix=name)
# add tags to things
# tags -> list of changesets corresponding to tags
# find tag, changeset, file
def cleanpath(self, path):
path = path.lstrip('/')
return util.canonpath(self.repo.root, '', path)
def changectx(self, req):
if 'node' in req.form:
changeid = req.form['node'][0]
elif 'manifest' in req.form:
changeid = req.form['manifest'][0]
else:
changeid = self.repo.changelog.count() - 1
try:
ctx = self.repo.changectx(changeid)
except hg.RepoError:
man = self.repo.manifest
mn = man.lookup(changeid)
ctx = self.repo.changectx(man.linkrev(mn))
return ctx
def filectx(self, req):
path = self.cleanpath(req.form['file'][0])
if 'node' in req.form:
changeid = req.form['node'][0]
else:
changeid = req.form['filenode'][0]
try:
ctx = self.repo.changectx(changeid)
fctx = ctx.filectx(path)
except hg.RepoError:
fctx = self.repo.filectx(path, fileid=changeid)
return fctx
def check_perm(self, req, op, default):
'''check permission for operation based on user auth.
return true if op allowed, else false.
default is policy to use if no config given.'''
user = req.env.get('REMOTE_USER')
deny = self.configlist('web', 'deny_' + op)
if deny and (not user or deny == ['*'] or user in deny):
return False
allow = self.configlist('web', 'allow_' + op)
return (allow and (allow == ['*'] or user in allow)) or default