hgweb: use ui:username rather than web:contact

This also removes the creation of .hg/hgrc with web:contact at init time.

mercurial/hgweb.py

@@ -1,986 +1,987 b''
 # hgweb.py - web interface to a mercurial repository
 #
 # Copyright 21 May 2005 - (c) 2005 Jake Edge <[e-mail]>
 # Copyright 2005 Matt Mackall <[e-mail]>
 #
 # This software may be used and distributed according to the terms
 # of the GNU General Public License, incorporated herein by reference.
 
 import os, cgi, sys
 from demandload import demandload
 demandload(globals(), "mdiff time re socket zlib errno ui hg ConfigParser")
 demandload(globals(), "zipfile tempfile StringIO tarfile BaseHTTPServer")
 from node import *
 
 def templatepath():
     for f in "templates", "../templates":
         p = os.path.join(os.path.dirname(__file__), f)
         if os.path.isdir(p):
             return p
 
 def age(t):
     def plural(t, c):
         if c == 1:
             return t
         return t + "s"
     def fmt(t, c):
         return "%d %s" % (c, plural(t, c))
 
     now = time.time()
     delta = max(1, int(now - t))
 
     scales = [["second", 1],
               ["minute", 60],
               ["hour", 3600],
               ["day", 3600 * 24],
               ["week", 3600 * 24 * 7],
               ["month", 3600 * 24 * 30],
               ["year", 3600 * 24 * 365]]
 
     scales.reverse()
 
     for t, s in scales:
         n = delta / s
         if n >= 2 or s == 1:
             return fmt(t, n)
 
 def nl2br(text):
     return text.replace('\n', '<br/>\n')
 
 def obfuscate(text):
     return ''.join(['&#%d;' % ord(c) for c in text])
 
 def up(p):
     if p[0] != "/":
         p = "/" + p
     if p[-1] == "/":
         p = p[:-1]
     up = os.path.dirname(p)
     if up == "/":
         return "/"
     return up + "/"
 
 class hgrequest:
     def __init__(self, inp=None, out=None, env=None):
         self.inp = inp or sys.stdin
         self.out = out or sys.stdout
         self.env = env or os.environ
         self.form = cgi.parse(self.inp, self.env)
 
     def write(self, *things):
         for thing in things:
             if hasattr(thing, "__iter__"):
                 for part in thing:
                     self.write(part)
             else:
                 try:
                     self.out.write(str(thing))
                 except socket.error, inst:
                     if inst[0] != errno.ECONNRESET:
                         raise
 
     def header(self, headers=[('Content-type','text/html')]):
         for header in headers:
             self.out.write("%s: %s\r\n" % header)
         self.out.write("\r\n")
 
     def httphdr(self, type, file="", size=0):
 
         headers = [('Content-type', type)]
         if file:
             headers.append(('Content-disposition', 'attachment; filename=%s' % file))
         if size > 0:
             headers.append(('Content-length', str(size)))
         self.header(headers)
 
 class templater:
     def __init__(self, mapfile, filters={}, defaults={}):
         self.cache = {}
         self.map = {}
         self.base = os.path.dirname(mapfile)
         self.filters = filters
         self.defaults = defaults
 
         for l in file(mapfile):
             m = re.match(r'(\S+)\s*=\s*"(.*)"$', l)
             if m:
                 self.cache[m.group(1)] = m.group(2)
             else:
                 m = re.match(r'(\S+)\s*=\s*(\S+)', l)
                 if m:
                     self.map[m.group(1)] = os.path.join(self.base, m.group(2))
                 else:
                     raise LookupError("unknown map entry '%s'" % l)
 
     def __call__(self, t, **map):
         m = self.defaults.copy()
         m.update(map)
         try:
             tmpl = self.cache[t]
         except KeyError:
             tmpl = self.cache[t] = file(self.map[t]).read()
         return self.template(tmpl, self.filters, **m)
 
     def template(self, tmpl, filters={}, **map):
         while tmpl:
             m = re.search(r"#([a-zA-Z0-9]+)((%[a-zA-Z0-9]+)*)((\|[a-zA-Z0-9]+)*)#", tmpl)
             if m:
                 yield tmpl[:m.start(0)]
                 v = map.get(m.group(1), "")
                 v = callable(v) and v(**map) or v
 
                 format = m.group(2)
                 fl = m.group(4)
 
                 if format:
                     q = v.__iter__
                     for i in q():
                         lm = map.copy()
                         lm.update(i)
                         yield self(format[1:], **lm)
 
                     v = ""
 
                 elif fl:
                     for f in fl.split("|")[1:]:
                         v = filters[f](v)
 
                 yield v
                 tmpl = tmpl[m.end(0):]
             else:
                 yield tmpl
                 return
 
 def rfc822date(x):
     return time.strftime("%a, %d %b %Y %H:%M:%S +0000", time.gmtime(x))
 
 common_filters = {
     "escape": cgi.escape,
     "age": age,
     "date": (lambda x: time.asctime(time.gmtime(x))),
     "addbreaks": nl2br,
     "obfuscate": obfuscate,
     "short": (lambda x: x[:12]),
     "firstline": (lambda x: x.splitlines(1)[0]),
     "permissions": (lambda x: x and "-rwxr-xr-x" or "-rw-r--r--"),
     "rfc822date": rfc822date,
     }
 
 
 
 class hgweb:
     def __init__(self, repo, name=None):
         if type(repo) == type(""):
             self.repo = hg.repository(ui.ui(), repo)
         else:
             self.repo = repo
 
         self.mtime = -1
         self.reponame = name
         self.archives = 'zip', 'gz', 'bz2'
 
     def refresh(self):
         s = os.stat(os.path.join(self.repo.root, ".hg", "00changelog.i"))
         if s.st_mtime != self.mtime:
             self.mtime = s.st_mtime
             self.repo = hg.repository(self.repo.ui, self.repo.root)
             self.maxchanges = self.repo.ui.config("web", "maxchanges", 10)
             self.maxfiles = self.repo.ui.config("web", "maxchanges", 10)
             self.allowpull = self.repo.ui.configbool("web", "allowpull", True)
 
     def date(self, cs):
         return time.asctime(time.gmtime(float(cs[2].split(' ')[0])))
 
     def listfiles(self, files, mf):
         for f in files[:self.maxfiles]:
             yield self.t("filenodelink", node=hex(mf[f]), file=f)
         if len(files) > self.maxfiles:
             yield self.t("fileellipses")
 
     def listfilediffs(self, files, changeset):
         for f in files[:self.maxfiles]:
             yield self.t("filedifflink", node=hex(changeset), file=f)
         if len(files) > self.maxfiles:
             yield self.t("fileellipses")
 
     def parents(self, t1, nodes=[], rev=None,**args):
         if not rev:
             rev = lambda x: ""
         for node in nodes:
             if node != nullid:
                 yield self.t(t1, node=hex(node), rev=rev(node), **args)
 
     def showtag(self, t1, node=nullid, **args):
         for t in self.repo.nodetags(node):
              yield self.t(t1, tag=t, **args)
 
     def diff(self, node1, node2, files):
         def filterfiles(list, files):
             l = [x for x in list if x in files]
 
             for f in files:
                 if f[-1] != os.sep:
                     f += os.sep
                 l += [x for x in list if x.startswith(f)]
             return l
 
         parity = [0]
         def diffblock(diff, f, fn):
             yield self.t("diffblock",
                          lines=prettyprintlines(diff),
                          parity=parity[0],
                          file=f,
                          filenode=hex(fn or nullid))
             parity[0] = 1 - parity[0]
 
         def prettyprintlines(diff):
             for l in diff.splitlines(1):
                 if l.startswith('+'):
                     yield self.t("difflineplus", line=l)
                 elif l.startswith('-'):
                     yield self.t("difflineminus", line=l)
                 elif l.startswith('@'):
                     yield self.t("difflineat", line=l)
                 else:
                     yield self.t("diffline", line=l)
 
         r = self.repo
         cl = r.changelog
         mf = r.manifest
         change1 = cl.read(node1)
         change2 = cl.read(node2)
         mmap1 = mf.read(change1[0])
         mmap2 = mf.read(change2[0])
         date1 = self.date(change1)
         date2 = self.date(change2)
 
         c, a, d, u = r.changes(node1, node2)
         if files:
             c, a, d = map(lambda x: filterfiles(x, files), (c, a, d))
 
         for f in c:
             to = r.file(f).read(mmap1[f])
             tn = r.file(f).read(mmap2[f])
             yield diffblock(mdiff.unidiff(to, date1, tn, date2, f), f, tn)
         for f in a:
             to = None
             tn = r.file(f).read(mmap2[f])
             yield diffblock(mdiff.unidiff(to, date1, tn, date2, f), f, tn)
         for f in d:
             to = r.file(f).read(mmap1[f])
             tn = None
             yield diffblock(mdiff.unidiff(to, date1, tn, date2, f), f, tn)
 
     def changelog(self, pos):
         def changenav(**map):
             def seq(factor=1):
                 yield 1 * factor
                 yield 3 * factor
                 #yield 5 * factor
                 for f in seq(factor * 10):
                     yield f
 
             l = []
             for f in seq():
                 if f < self.maxchanges / 2:
                     continue
                 if f > count:
                     break
                 r = "%d" % f
                 if pos + f < count:
                     l.append(("+" + r, pos + f))
                 if pos - f >= 0:
                     l.insert(0, ("-" + r, pos - f))
 
             yield {"rev": 0, "label": "(0)"}
 
             for label, rev in l:
                 yield {"label": label, "rev": rev}
 
             yield {"label": "tip", "rev": ""}
 
         def changelist(**map):
             parity = (start - end) & 1
             cl = self.repo.changelog
             l = [] # build a list in forward order for efficiency
             for i in range(start, end):
                 n = cl.node(i)
                 changes = cl.read(n)
                 hn = hex(n)
                 t = float(changes[2].split(' ')[0])
 
                 l.insert(0, {"parity": parity,
                              "author": changes[1],
                              "parent": self.parents("changelogparent",
                                                     cl.parents(n), cl.rev),
                              "changelogtag": self.showtag("changelogtag",n),
                              "manifest": hex(changes[0]),
                              "desc": changes[4],
                              "date": t,
                              "files": self.listfilediffs(changes[3], n),
                              "rev": i,
                              "node": hn})
                 parity = 1 - parity
 
             for e in l:
                 yield e
 
         cl = self.repo.changelog
         mf = cl.read(cl.tip())[0]
         count = cl.count()
         start = max(0, pos - self.maxchanges + 1)
         end = min(count, start + self.maxchanges)
         pos = end - 1
 
         yield self.t('changelog',
                      changenav=changenav,
                      manifest=hex(mf),
                      rev=pos, changesets=count, entries=changelist)
 
     def search(self, query):
 
         def changelist(**map):
             cl = self.repo.changelog
             count = 0
             qw = query.lower().split()
 
             def revgen():
                 for i in range(cl.count() - 1, 0, -100):
                     l = []
                     for j in range(max(0, i - 100), i):
                         n = cl.node(j)
                         changes = cl.read(n)
                         l.append((n, j, changes))
                     l.reverse()
                     for e in l:
                         yield e
 
             for n, i, changes in revgen():
                 miss = 0
                 for q in qw:
                     if not (q in changes[1].lower() or
                             q in changes[4].lower() or
                             q in " ".join(changes[3][:20]).lower()):
                         miss = 1
                         break
                 if miss:
                     continue
 
                 count += 1
                 hn = hex(n)
                 t = float(changes[2].split(' ')[0])
 
                 yield self.t('searchentry',
                              parity=count & 1,
                              author=changes[1],
                              parent=self.parents("changelogparent",
                                                  cl.parents(n), cl.rev),
                              changelogtag=self.showtag("changelogtag",n),
                              manifest=hex(changes[0]),
                              desc=changes[4],
                              date=t,
                              files=self.listfilediffs(changes[3], n),
                              rev=i,
                              node=hn)
 
                 if count >= self.maxchanges:
                     break
 
         cl = self.repo.changelog
         mf = cl.read(cl.tip())[0]
 
         yield self.t('search',
                      query=query,
                      manifest=hex(mf),
                      entries=changelist)
 
     def changeset(self, nodeid):
         n = bin(nodeid)
         cl = self.repo.changelog
         changes = cl.read(n)
         p1 = cl.parents(n)[0]
         t = float(changes[2].split(' ')[0])
 
         files = []
         mf = self.repo.manifest.read(changes[0])
         for f in changes[3]:
             files.append(self.t("filenodelink",
                                 filenode=hex(mf.get(f, nullid)), file=f))
 
         def diff(**map):
             yield self.diff(p1, n, None)
 
         def archivelist():
             for i in self.archives:
                 if self.repo.ui.configbool("web", "allow" + i, False):
                     yield {"type" : i, "node" : nodeid}
 
         yield self.t('changeset',
                      diff=diff,
                      rev=cl.rev(n),
                      node=nodeid,
                      parent=self.parents("changesetparent",
                                          cl.parents(n), cl.rev),
                      changesettag=self.showtag("changesettag",n),
                      manifest=hex(changes[0]),
                      author=changes[1],
                      desc=changes[4],
                      date=t,
                      files=files,
                      archives=archivelist())
 
     def filelog(self, f, filenode):
         cl = self.repo.changelog
         fl = self.repo.file(f)
         count = fl.count()
 
         def entries(**map):
             l = []
             parity = (count - 1) & 1
 
             for i in range(count):
                 n = fl.node(i)
                 lr = fl.linkrev(n)
                 cn = cl.node(lr)
                 cs = cl.read(cl.node(lr))
                 t = float(cs[2].split(' ')[0])
 
                 l.insert(0, {"parity": parity,
                              "filenode": hex(n),
                              "filerev": i,
                              "file": f,
                              "node": hex(cn),
                              "author": cs[1],
                              "date": t,
                              "parent": self.parents("filelogparent",
                                                     fl.parents(n),
                                                     fl.rev, file=f),
                              "desc": cs[4]})
                 parity = 1 - parity
 
             for e in l:
                 yield e
 
         yield self.t("filelog", file=f, filenode=filenode, entries=entries)
 
     def filerevision(self, f, node):
         fl = self.repo.file(f)
         n = bin(node)
         text = fl.read(n)
         changerev = fl.linkrev(n)
         cl = self.repo.changelog
         cn = cl.node(changerev)
         cs = cl.read(cn)
         t = float(cs[2].split(' ')[0])
         mfn = cs[0]
 
         def lines():
             for l, t in enumerate(text.splitlines(1)):
                 yield {"line": t,
                        "linenumber": "% 6d" % (l + 1),
                        "parity": l & 1}
 
         yield self.t("filerevision",
                      file=f,
                      filenode=node,
                      path=up(f),
                      text=lines(),
                      rev=changerev,
                      node=hex(cn),
                      manifest=hex(mfn),
                      author=cs[1],
                      date=t,
                      parent=self.parents("filerevparent",
                                          fl.parents(n), fl.rev, file=f),
                      permissions=self.repo.manifest.readflags(mfn)[f])
 
     def fileannotate(self, f, node):
         bcache = {}
         ncache = {}
         fl = self.repo.file(f)
         n = bin(node)
         changerev = fl.linkrev(n)
 
         cl = self.repo.changelog
         cn = cl.node(changerev)
         cs = cl.read(cn)
         t = float(cs[2].split(' ')[0])
         mfn = cs[0]
 
         def annotate(**map):
             parity = 1
             last = None
             for r, l in fl.annotate(n):
                 try:
                     cnode = ncache[r]
                 except KeyError:
                     cnode = ncache[r] = self.repo.changelog.node(r)
 
                 try:
                     name = bcache[r]
                 except KeyError:
                     cl = self.repo.changelog.read(cnode)
                     bcache[r] = name = self.repo.ui.shortuser(cl[1])
 
                 if last != cnode:
                     parity = 1 - parity
                     last = cnode
 
                 yield {"parity": parity,
                        "node": hex(cnode),
                        "rev": r,
                        "author": name,
                        "file": f,
                        "line": l}
 
         yield self.t("fileannotate",
                      file=f,
                      filenode=node,
                      annotate=annotate,
                      path=up(f),
                      rev=changerev,
                      node=hex(cn),
                      manifest=hex(mfn),
                      author=cs[1],
                      date=t,
                      parent=self.parents("fileannotateparent",
                                          fl.parents(n), fl.rev, file=f),
                      permissions=self.repo.manifest.readflags(mfn)[f])
 
     def manifest(self, mnode, path):
         mf = self.repo.manifest.read(bin(mnode))
         rev = self.repo.manifest.rev(bin(mnode))
         node = self.repo.changelog.node(rev)
         mff=self.repo.manifest.readflags(bin(mnode))
 
         files = {}
 
         p = path[1:]
         l = len(p)
 
         for f,n in mf.items():
             if f[:l] != p:
                 continue
             remain = f[l:]
             if "/" in remain:
                 short = remain[:remain.find("/") + 1] # bleah
                 files[short] = (f, None)
             else:
                 short = os.path.basename(remain)
                 files[short] = (f, n)
 
         def filelist(**map):
             parity = 0
             fl = files.keys()
             fl.sort()
             for f in fl:
                 full, fnode = files[f]
                 if not fnode:
                     continue
 
                 yield {"file": full,
                        "manifest": mnode,
                        "filenode": hex(fnode),
                        "parity": parity,
                        "basename": f,
                        "permissions": mff[full]}
                 parity = 1 - parity
 
         def dirlist(**map):
             parity = 0
             fl = files.keys()
             fl.sort()
             for f in fl:
                 full, fnode = files[f]
                 if fnode:
                     continue
 
                 yield {"parity": parity,
                        "path": os.path.join(path, f),
                        "manifest": mnode,
                        "basename": f[:-1]}
                 parity = 1 - parity
 
         yield self.t("manifest",
                      manifest=mnode,
                      rev=rev,
                      node=hex(node),
                      path=path,
                      up=up(path),
                      fentries=filelist,
                      dentries=dirlist)
 
     def tags(self):
         cl = self.repo.changelog
         mf = cl.read(cl.tip())[0]
 
         i = self.repo.tagslist()
         i.reverse()
 
         def entries(**map):
             parity = 0
             for k,n in i:
                 yield {"parity": parity,
                        "tag": k,
                        "node": hex(n)}
                 parity = 1 - parity
 
         yield self.t("tags",
                      manifest=hex(mf),
                      entries=entries)
 
     def filediff(self, file, changeset):
         n = bin(changeset)
         cl = self.repo.changelog
         p1 = cl.parents(n)[0]
         cs = cl.read(n)
         mf = self.repo.manifest.read(cs[0])
 
         def diff(**map):
             yield self.diff(p1, n, file)
 
         yield self.t("filediff",
                      file=file,
                      filenode=hex(mf.get(file, nullid)),
                      node=changeset,
                      rev=self.repo.changelog.rev(n),
                      parent=self.parents("filediffparent",
                                          cl.parents(n), cl.rev),
                      diff=diff)
 
     def archive(self, req, cnode, type):
         cs = self.repo.changelog.read(cnode)
         mnode = cs[0]
         mf = self.repo.manifest.read(mnode)
         rev = self.repo.manifest.rev(mnode)
         reponame = re.sub(r"\W+", "-", self.reponame)
         name = "%s-%s/" % (reponame, short(cnode))
 
         files = mf.keys()
         files.sort()
 
         if type == 'zip':
             tmp = tempfile.mkstemp()[1]
             try:
                 zf = zipfile.ZipFile(tmp, "w", zipfile.ZIP_DEFLATED)
 
                 for f in files:
                     zf.writestr(name + f, self.repo.file(f).read(mf[f]))
                 zf.close()
 
                 f = open(tmp, 'r')
                 req.httphdr('application/zip', name[:-1] + '.zip',
                         os.path.getsize(tmp))
                 req.write(f.read())
                 f.close()
             finally:
                 os.unlink(tmp)
 
         else:
             tf = tarfile.TarFile.open(mode='w|' + type, fileobj=req.out)
             mff = self.repo.manifest.readflags(mnode)
             mtime = int(time.time())
 
             if type == "gz":
                 encoding = "gzip"
             else:
                 encoding = "x-bzip2"
             req.header([('Content-type', 'application/x-tar'), 
                     ('Content-disposition', 'attachment; filename=%s%s%s' %
                         (name[:-1], '.tar.', type)),
                     ('Content-encoding', encoding)])
             for fname in files:
                 rcont = self.repo.file(fname).read(mf[fname])
                 finfo = tarfile.TarInfo(name + fname)
                 finfo.mtime = mtime
                 finfo.size = len(rcont)
                 finfo.mode = mff[fname] and 0755 or 0644
                 tf.addfile(finfo, StringIO.StringIO(rcont))
             tf.close()
 
     # add tags to things
     # tags -> list of changesets corresponding to tags
     # find tag, changeset, file
 
     def run(self, req=hgrequest()):
         def header(**map):
             yield self.t("header", **map)
 
         def footer(**map):
             yield self.t("footer", **map)
 
         self.refresh()
 
         t = self.repo.ui.config("web", "templates", templatepath())
         m = os.path.join(t, "map")
         style = self.repo.ui.config("web", "style", "")
         if req.form.has_key('style'):
             style = req.form['style'][0]
         if style:
             b = os.path.basename("map-" + style)
             p = os.path.join(t, b)
             if os.path.isfile(p):
                 m = p
 
         port = req.env["SERVER_PORT"]
         port = port != "80" and (":" + port) or ""
         uri = req.env["REQUEST_URI"]
         if "?" in uri:
             uri = uri.split("?")[0]
         url = "http://%s%s%s" % (req.env["SERVER_NAME"], port, uri)
         if not self.reponame:
             self.reponame = (self.repo.ui.config("web", "name")
                              or uri.strip('/') or self.repo.root)
 
         self.t = templater(m, common_filters,
                            {"url": url,
                             "repo": self.reponame,
                             "header": header,
                             "footer": footer,
                            })
 
         if not req.form.has_key('cmd'):
             req.form['cmd'] = [self.t.cache['default'],]
 
         if req.form['cmd'][0] == 'changelog':
             c = self.repo.changelog.count() - 1
             hi = c
             if req.form.has_key('rev'):
                 hi = req.form['rev'][0]
                 try:
                     hi = self.repo.changelog.rev(self.repo.lookup(hi))
                 except hg.RepoError:
                     req.write(self.search(hi))
                     return
 
             req.write(self.changelog(hi))
 
         elif req.form['cmd'][0] == 'changeset':
             req.write(self.changeset(req.form['node'][0]))
 
         elif req.form['cmd'][0] == 'manifest':
             req.write(self.manifest(req.form['manifest'][0], req.form['path'][0]))
 
         elif req.form['cmd'][0] == 'tags':
             req.write(self.tags())
 
         elif req.form['cmd'][0] == 'filediff':
             req.write(self.filediff(req.form['file'][0], req.form['node'][0]))
 
         elif req.form['cmd'][0] == 'file':
             req.write(self.filerevision(req.form['file'][0], req.form['filenode'][0]))
 
         elif req.form['cmd'][0] == 'annotate':
             req.write(self.fileannotate(req.form['file'][0], req.form['filenode'][0]))
 
         elif req.form['cmd'][0] == 'filelog':
             req.write(self.filelog(req.form['file'][0], req.form['filenode'][0]))
 
         elif req.form['cmd'][0] == 'heads':
             req.httphdr("application/mercurial-0.1")
             h = self.repo.heads()
             req.write(" ".join(map(hex, h)) + "\n")
 
         elif req.form['cmd'][0] == 'branches':
             req.httphdr("application/mercurial-0.1")
             nodes = []
             if req.form.has_key('nodes'):
                 nodes = map(bin, req.form['nodes'][0].split(" "))
             for b in self.repo.branches(nodes):
                 req.write(" ".join(map(hex, b)) + "\n")
 
         elif req.form['cmd'][0] == 'between':
             req.httphdr("application/mercurial-0.1")
             nodes = []
             if req.form.has_key('pairs'):
                 pairs = [map(bin, p.split("-"))
                          for p in req.form['pairs'][0].split(" ")]
             for b in self.repo.between(pairs):
                 req.write(" ".join(map(hex, b)) + "\n")
 
         elif req.form['cmd'][0] == 'changegroup':
             req.httphdr("application/mercurial-0.1")
             nodes = []
             if not self.allowpull:
                 return
 
             if req.form.has_key('roots'):
                 nodes = map(bin, req.form['roots'][0].split(" "))
 
             z = zlib.compressobj()
             f = self.repo.changegroup(nodes)
             while 1:
                 chunk = f.read(4096)
                 if not chunk:
                     break
                 req.write(z.compress(chunk))
 
             req.write(z.flush())
 
         elif req.form['cmd'][0] == 'archive':
             changeset = bin(req.form['node'][0])
             type = req.form['type'][0]
             if (type in self.archives and
                 self.repo.ui.configbool("web", "allow" + type, False)):
                 self.archive(req, changeset, type)
                 return
 
             req.write(self.t("error"))
 
         else:
             req.write(self.t("error"))
 
 def create_server(repo):
 
     def openlog(opt, default):
         if opt and opt != '-':
             return open(opt, 'w')
         return default
 
     address = repo.ui.config("web", "address", "")
     port = int(repo.ui.config("web", "port", 8000))
     use_ipv6 = repo.ui.configbool("web", "ipv6")
     accesslog = openlog(repo.ui.config("web", "accesslog", "-"), sys.stdout)
     errorlog = openlog(repo.ui.config("web", "errorlog", "-"), sys.stderr)
 
     class IPv6HTTPServer(BaseHTTPServer.HTTPServer):
         address_family = getattr(socket, 'AF_INET6', None)
 
         def __init__(self, *args, **kwargs):
             if self.address_family is None:
                 raise hg.RepoError('IPv6 not available on this system')
             BaseHTTPServer.HTTPServer.__init__(self, *args, **kwargs)
 
     class hgwebhandler(BaseHTTPServer.BaseHTTPRequestHandler):
         def log_error(self, format, *args):
             errorlog.write("%s - - [%s] %s\n" % (self.address_string(),
                                                  self.log_date_time_string(),
                                                  format % args))
 
         def log_message(self, format, *args):
             accesslog.write("%s - - [%s] %s\n" % (self.address_string(),
                                                   self.log_date_time_string(),
                                                   format % args))
 
         def do_POST(self):
             try:
                 self.do_hgweb()
             except socket.error, inst:
                 if inst[0] != errno.EPIPE:
                     raise
 
         def do_GET(self):
             self.do_POST()
 
         def do_hgweb(self):
             query = ""
             p = self.path.find("?")
             if p:
                 query = self.path[p + 1:]
                 query = query.replace('+', ' ')
 
             env = {}
             env['GATEWAY_INTERFACE'] = 'CGI/1.1'
             env['REQUEST_METHOD'] = self.command
             env['SERVER_NAME'] = self.server.server_name
             env['SERVER_PORT'] = str(self.server.server_port)
             env['REQUEST_URI'] = "/"
             if query:
                 env['QUERY_STRING'] = query
             host = self.address_string()
             if host != self.client_address[0]:
                 env['REMOTE_HOST'] = host
                 env['REMOTE_ADDR'] = self.client_address[0]
 
             if self.headers.typeheader is None:
                 env['CONTENT_TYPE'] = self.headers.type
             else:
                 env['CONTENT_TYPE'] = self.headers.typeheader
             length = self.headers.getheader('content-length')
             if length:
                 env['CONTENT_LENGTH'] = length
             accept = []
             for line in self.headers.getallmatchingheaders('accept'):
                 if line[:1] in "\t\n\r ":
                     accept.append(line.strip())
                 else:
                     accept = accept + line[7:].split(',')
             env['HTTP_ACCEPT'] = ','.join(accept)
 
             req = hgrequest(self.rfile, self.wfile, env)
             self.send_response(200, "Script output follows")
             hg.run(req)
 
     hg = hgweb(repo)
     if use_ipv6:
         return IPv6HTTPServer((address, port), hgwebhandler)
     else:
         return BaseHTTPServer.HTTPServer((address, port), hgwebhandler)
 
 def server(path, name, templates, address, port, use_ipv6=False,
            accesslog=sys.stdout, errorlog=sys.stderr):
     httpd = create_server(path, name, templates, address, port, use_ipv6,
                           accesslog, errorlog)
     httpd.serve_forever()
 
 # This is a stopgap
 class hgwebdir:
     def __init__(self, config):
         def cleannames(items):
             return [(name.strip('/'), path) for name, path in items]
 
         if type(config) == type([]):
             self.repos = cleannames(config)
         elif type(config) == type({}):
             self.repos = cleannames(config.items())
             self.repos.sort()
         else:
             cp = ConfigParser.SafeConfigParser()
             cp.read(config)
             self.repos = cleannames(cp.items("paths"))
             self.repos.sort()
 
     def run(self, req=hgrequest()):
         def header(**map):
             yield tmpl("header", **map)
 
         def footer(**map):
             yield tmpl("footer", **map)
 
         m = os.path.join(templatepath(), "map")
         tmpl = templater(m, common_filters,
                          {"header": header, "footer": footer})
 
         def entries(**map):
             parity = 0
             for name, path in self.repos:
                 u = ui.ui()
                 try:
                     u.readconfig(file(os.path.join(path, '.hg', 'hgrc')))
                 except IOError:
                     pass
                 get = u.config
 
                 url = ('/'.join([req.env["REQUEST_URI"].split('?')[0], name])
                        .replace("//", "/"))
 
-                yield dict(contact=get("web", "contact") or
-                                   get("web", "author", "unknown"),
+                yield dict(contact=(get("ui", "username") or # preferred
+                                    get("web", "contact") or # deprecated
+                                    get("web", "author", "unknown")), # also
                            name=get("web", "name", name),
                            url=url,
                            parity=parity,
                            shortdesc=get("web", "description", "unknown"),
                            lastupdate=os.stat(os.path.join(path, ".hg",
                                               "00changelog.d")).st_mtime)
 
                 parity = 1 - parity
 
         virtual = req.env.get("PATH_INFO", "").strip('/')
         if virtual:
             real = dict(self.repos).get(virtual)
             if real:
                 hgweb(real).run(req)
             else:
                 req.write(tmpl("notfound", repo=virtual))
         else:
             req.write(tmpl("index", entries=entries))

mercurial/localrepo.py

@@ -1,1424 +1,1421 b''
 # localrepo.py - read/write repository class for mercurial
 #
 # Copyright 2005 Matt Mackall <[e-mail]>
 #
 # This software may be used and distributed according to the terms
 # of the GNU General Public License, incorporated herein by reference.
 
 import struct, os, util
 import filelog, manifest, changelog, dirstate, repo
 from node import *
 from demandload import *
 demandload(globals(), "re lock transaction tempfile stat mdiff")
 
 class localrepository:
     def __init__(self, ui, path=None, create=0):
         if not path:
             p = os.getcwd()
             while not os.path.isdir(os.path.join(p, ".hg")):
                 oldp = p
                 p = os.path.dirname(p)
                 if p == oldp: raise repo.RepoError("no repo found")
             path = p
         self.path = os.path.join(path, ".hg")
 
         if not create and not os.path.isdir(self.path):
             raise repo.RepoError("repository %s not found" % self.path)
 
         self.root = os.path.abspath(path)
         self.ui = ui
         self.opener = util.opener(self.path)
         self.wopener = util.opener(self.root)
         self.manifest = manifest.manifest(self.opener)
         self.changelog = changelog.changelog(self.opener)
         self.tagscache = None
         self.nodetagscache = None
         self.encodepats = None
         self.decodepats = None
 
         if create:
             os.mkdir(self.path)
             os.mkdir(self.join("data"))
-            f = self.opener("hgrc", "w")
-            f.write("[web]\n")
-            f.write("contact = %s\n" % ui.shortuser(ui.username()))
 
         self.dirstate = dirstate.dirstate(self.opener, ui, self.root)
         try:
             self.ui.readconfig(self.opener("hgrc"))
         except IOError: pass
 
     def hook(self, name, **args):
         s = self.ui.config("hooks", name)
         if s:
             self.ui.note("running hook %s: %s\n" % (name, s))
             old = {}
             for k, v in args.items():
                 k = k.upper()
                 old[k] = os.environ.get(k, None)
                 os.environ[k] = v
 
             r = os.system(s)
 
             for k, v in old.items():
                 if v != None:
                     os.environ[k] = v
                 else:
                     del os.environ[k]
 
             if r:
                 self.ui.warn("abort: %s hook failed with status %d!\n" %
                              (name, r))
                 return False
         return True
 
     def tags(self):
         '''return a mapping of tag to node'''
         if not self.tagscache:
             self.tagscache = {}
             def addtag(self, k, n):
                 try:
                     bin_n = bin(n)
                 except TypeError:
                     bin_n = ''
                 self.tagscache[k.strip()] = bin_n
 
             try:
                 # read each head of the tags file, ending with the tip
                 # and add each tag found to the map, with "newer" ones
                 # taking precedence
                 fl = self.file(".hgtags")
                 h = fl.heads()
                 h.reverse()
                 for r in h:
                     for l in fl.read(r).splitlines():
                         if l:
                             n, k = l.split(" ", 1)
                             addtag(self, k, n)
             except KeyError:
                 pass
 
             try:
                 f = self.opener("localtags")
                 for l in f:
                     n, k = l.split(" ", 1)
                     addtag(self, k, n)
             except IOError:
                 pass
 
             self.tagscache['tip'] = self.changelog.tip()
 
         return self.tagscache
 
     def tagslist(self):
         '''return a list of tags ordered by revision'''
         l = []
         for t, n in self.tags().items():
             try:
                 r = self.changelog.rev(n)
             except:
                 r = -2 # sort to the beginning of the list if unknown
             l.append((r,t,n))
         l.sort()
         return [(t,n) for r,t,n in l]
 
     def nodetags(self, node):
         '''return the tags associated with a node'''
         if not self.nodetagscache:
             self.nodetagscache = {}
             for t,n in self.tags().items():
                 self.nodetagscache.setdefault(n,[]).append(t)
         return self.nodetagscache.get(node, [])
 
     def lookup(self, key):
         try:
             return self.tags()[key]
         except KeyError:
             try:
                 return self.changelog.lookup(key)
             except:
                 raise repo.RepoError("unknown revision '%s'" % key)
 
     def dev(self):
         return os.stat(self.path).st_dev
 
     def local(self):
         return True
 
     def join(self, f):
         return os.path.join(self.path, f)
 
     def wjoin(self, f):
         return os.path.join(self.root, f)
 
     def file(self, f):
         if f[0] == '/': f = f[1:]
         return filelog.filelog(self.opener, f)
 
     def getcwd(self):
         return self.dirstate.getcwd()
 
     def wfile(self, f, mode='r'):
         return self.wopener(f, mode)
 
     def wread(self, filename):
         if self.encodepats == None:
             l = []
             for pat, cmd in self.ui.configitems("encode"):
                 mf = util.matcher("", "/", [pat], [], [])[1]
                 l.append((mf, cmd))
             self.encodepats = l
 
         data = self.wopener(filename, 'r').read()
 
         for mf, cmd in self.encodepats:
             if mf(filename):
                 self.ui.debug("filtering %s through %s\n" % (filename, cmd))
                 data = util.filter(data, cmd)
                 break
 
         return data
 
     def wwrite(self, filename, data, fd=None):
         if self.decodepats == None:
             l = []
             for pat, cmd in self.ui.configitems("decode"):
                 mf = util.matcher("", "/", [pat], [], [])[1]
                 l.append((mf, cmd))
             self.decodepats = l
 
         for mf, cmd in self.decodepats:
             if mf(filename):
                 self.ui.debug("filtering %s through %s\n" % (filename, cmd))
                 data = util.filter(data, cmd)
                 break
 
         if fd:
             return fd.write(data)
         return self.wopener(filename, 'w').write(data)
 
     def transaction(self):
         # save dirstate for undo
         try:
             ds = self.opener("dirstate").read()
         except IOError:
             ds = ""
         self.opener("journal.dirstate", "w").write(ds)
 
         def after():
             util.rename(self.join("journal"), self.join("undo"))
             util.rename(self.join("journal.dirstate"),
                         self.join("undo.dirstate"))
 
         return transaction.transaction(self.ui.warn, self.opener,
                                        self.join("journal"), after)
 
     def recover(self):
         lock = self.lock()
         if os.path.exists(self.join("journal")):
             self.ui.status("rolling back interrupted transaction\n")
             return transaction.rollback(self.opener, self.join("journal"))
         else:
             self.ui.warn("no interrupted transaction available\n")
 
     def undo(self):
         lock = self.lock()
         if os.path.exists(self.join("undo")):
             self.ui.status("rolling back last transaction\n")
             transaction.rollback(self.opener, self.join("undo"))
             self.dirstate = None
             util.rename(self.join("undo.dirstate"), self.join("dirstate"))
             self.dirstate = dirstate.dirstate(self.opener, self.ui, self.root)
         else:
             self.ui.warn("no undo information available\n")
 
     def lock(self, wait=1):
         try:
             return lock.lock(self.join("lock"), 0)
         except lock.LockHeld, inst:
             if wait:
                 self.ui.warn("waiting for lock held by %s\n" % inst.args[0])
                 return lock.lock(self.join("lock"), wait)
             raise inst
 
     def rawcommit(self, files, text, user, date, p1=None, p2=None):
         orig_parent = self.dirstate.parents()[0] or nullid
         p1 = p1 or self.dirstate.parents()[0] or nullid
         p2 = p2 or self.dirstate.parents()[1] or nullid
         c1 = self.changelog.read(p1)
         c2 = self.changelog.read(p2)
         m1 = self.manifest.read(c1[0])
         mf1 = self.manifest.readflags(c1[0])
         m2 = self.manifest.read(c2[0])
         changed = []
 
         if orig_parent == p1:
             update_dirstate = 1
         else:
             update_dirstate = 0
 
         tr = self.transaction()
         mm = m1.copy()
         mfm = mf1.copy()
         linkrev = self.changelog.count()
         for f in files:
             try:
                 t = self.wread(f)
                 tm = util.is_exec(self.wjoin(f), mfm.get(f, False))
                 r = self.file(f)
                 mfm[f] = tm
 
                 fp1 = m1.get(f, nullid)
                 fp2 = m2.get(f, nullid)
 
                 # is the same revision on two branches of a merge?
                 if fp2 == fp1:
                     fp2 = nullid
 
                 if fp2 != nullid:
                     # is one parent an ancestor of the other?
                     fpa = r.ancestor(fp1, fp2)
                     if fpa == fp1:
                         fp1, fp2 = fp2, nullid
                     elif fpa == fp2:
                         fp2 = nullid
 
                     # is the file unmodified from the parent?
                     if t == r.read(fp1):
                         # record the proper existing parent in manifest
                         # no need to add a revision
                         mm[f] = fp1
                         continue
 
                 mm[f] = r.add(t, {}, tr, linkrev, fp1, fp2)
                 changed.append(f)
                 if update_dirstate:
                     self.dirstate.update([f], "n")
             except IOError:
                 try:
                     del mm[f]
                     del mfm[f]
                     if update_dirstate:
                         self.dirstate.forget([f])
                 except:
                     # deleted from p2?
                     pass
 
         mnode = self.manifest.add(mm, mfm, tr, linkrev, c1[0], c2[0])
         user = user or self.ui.username()
         n = self.changelog.add(mnode, changed, text, tr, p1, p2, user, date)
         tr.close()
         if update_dirstate:
             self.dirstate.setparents(n, nullid)
 
     def commit(self, files = None, text = "", user = None, date = None,
                match = util.always, force=False):
         commit = []
         remove = []
         changed = []
 
         if files:
             for f in files:
                 s = self.dirstate.state(f)
                 if s in 'nmai':
                     commit.append(f)
                 elif s == 'r':
                     remove.append(f)
                 else:
                     self.ui.warn("%s not tracked!\n" % f)
         else:
             (c, a, d, u) = self.changes(match=match)
             commit = c + a
             remove = d
 
         p1, p2 = self.dirstate.parents()
         c1 = self.changelog.read(p1)
         c2 = self.changelog.read(p2)
         m1 = self.manifest.read(c1[0])
         mf1 = self.manifest.readflags(c1[0])
         m2 = self.manifest.read(c2[0])
 
         if not commit and not remove and not force and p2 == nullid:
             self.ui.status("nothing changed\n")
             return None
 
         if not self.hook("precommit"):
             return None
 
         lock = self.lock()
         tr = self.transaction()
 
         # check in files
         new = {}
         linkrev = self.changelog.count()
         commit.sort()
         for f in commit:
             self.ui.note(f + "\n")
             try:
                 mf1[f] = util.is_exec(self.wjoin(f), mf1.get(f, False))
                 t = self.wread(f)
             except IOError:
                 self.ui.warn("trouble committing %s!\n" % f)
                 raise
 
             r = self.file(f)
 
             meta = {}
             cp = self.dirstate.copied(f)
             if cp:
                 meta["copy"] = cp
                 meta["copyrev"] = hex(m1.get(cp, m2.get(cp, nullid)))
                 self.ui.debug(" %s: copy %s:%s\n" % (f, cp, meta["copyrev"]))
                 fp1, fp2 = nullid, nullid
             else:
                 fp1 = m1.get(f, nullid)
                 fp2 = m2.get(f, nullid)
 
             # is the same revision on two branches of a merge?
             if fp2 == fp1:
                 fp2 = nullid
 
             if fp2 != nullid:
                 # is one parent an ancestor of the other?
                 fpa = r.ancestor(fp1, fp2)
                 if fpa == fp1:
                     fp1, fp2 = fp2, nullid
                 elif fpa == fp2:
                     fp2 = nullid
 
                 # is the file unmodified from the parent?
                 if not meta and t == r.read(fp1):
                     # record the proper existing parent in manifest
                     # no need to add a revision
                     new[f] = fp1
                     continue
 
             new[f] = r.add(t, meta, tr, linkrev, fp1, fp2)
             # remember what we've added so that we can later calculate
             # the files to pull from a set of changesets
             changed.append(f)
 
         # update manifest
         m1.update(new)
         for f in remove:
             if f in m1:
                 del m1[f]
         mn = self.manifest.add(m1, mf1, tr, linkrev, c1[0], c2[0],
                                (new, remove))
 
         # add changeset
         new = new.keys()
         new.sort()
 
         if not text:
             edittext = ""
             if p2 != nullid:
                 edittext += "HG: branch merge\n"
             edittext += "\n" + "HG: manifest hash %s\n" % hex(mn)
             edittext += "".join(["HG: changed %s\n" % f for f in changed])
             edittext += "".join(["HG: removed %s\n" % f for f in remove])
             if not changed and not remove:
                 edittext += "HG: no files changed\n"
             edittext = self.ui.edit(edittext)
             if not edittext.rstrip():
                 return None
             text = edittext
 
         user = user or self.ui.username()
         n = self.changelog.add(mn, changed, text, tr, p1, p2, user, date)
         tr.close()
 
         self.dirstate.setparents(n)
         self.dirstate.update(new, "n")
         self.dirstate.forget(remove)
 
         if not self.hook("commit", node=hex(n)):
             return None
         return n
 
     def walk(self, node=None, files=[], match=util.always):
         if node:
             for fn in self.manifest.read(self.changelog.read(node)[0]):
                 if match(fn): yield 'm', fn
         else:
             for src, fn in self.dirstate.walk(files, match):
                 yield src, fn
 
     def changes(self, node1 = None, node2 = None, files = [],
                 match = util.always):
         mf2, u = None, []
 
         def fcmp(fn, mf):
             t1 = self.wread(fn)
             t2 = self.file(fn).read(mf.get(fn, nullid))
             return cmp(t1, t2)
 
         def mfmatches(node):
             mf = dict(self.manifest.read(node))
             for fn in mf.keys():
                 if not match(fn):
                     del mf[fn]
             return mf
 
         # are we comparing the working directory?
         if not node2:
             l, c, a, d, u = self.dirstate.changes(files, match)
 
             # are we comparing working dir against its parent?
             if not node1:
                 if l:
                     # do a full compare of any files that might have changed
                     change = self.changelog.read(self.dirstate.parents()[0])
                     mf2 = mfmatches(change[0])
                     for f in l:
                         if fcmp(f, mf2):
                             c.append(f)
 
                 for l in c, a, d, u:
                     l.sort()
 
                 return (c, a, d, u)
 
         # are we comparing working dir against non-tip?
         # generate a pseudo-manifest for the working dir
         if not node2:
             if not mf2:
                 change = self.changelog.read(self.dirstate.parents()[0])
                 mf2 = mfmatches(change[0])
             for f in a + c + l:
                 mf2[f] = ""
             for f in d:
                 if f in mf2: del mf2[f]
         else:
             change = self.changelog.read(node2)
             mf2 = mfmatches(change[0])
 
         # flush lists from dirstate before comparing manifests
         c, a = [], []
 
         change = self.changelog.read(node1)
         mf1 = mfmatches(change[0])
 
         for fn in mf2:
             if mf1.has_key(fn):
                 if mf1[fn] != mf2[fn]:
                     if mf2[fn] != "" or fcmp(fn, mf1):
                         c.append(fn)
                 del mf1[fn]
             else:
                 a.append(fn)
 
         d = mf1.keys()
 
         for l in c, a, d, u:
             l.sort()
 
         return (c, a, d, u)
 
     def add(self, list):
         for f in list:
             p = self.wjoin(f)
             if not os.path.exists(p):
                 self.ui.warn("%s does not exist!\n" % f)
             elif not os.path.isfile(p):
                 self.ui.warn("%s not added: only files supported currently\n" % f)
             elif self.dirstate.state(f) in 'an':
                 self.ui.warn("%s already tracked!\n" % f)
             else:
                 self.dirstate.update([f], "a")
 
     def forget(self, list):
         for f in list:
             if self.dirstate.state(f) not in 'ai':
                 self.ui.warn("%s not added!\n" % f)
             else:
                 self.dirstate.forget([f])
 
     def remove(self, list):
         for f in list:
             p = self.wjoin(f)
             if os.path.exists(p):
                 self.ui.warn("%s still exists!\n" % f)
             elif self.dirstate.state(f) == 'a':
                 self.ui.warn("%s never committed!\n" % f)
                 self.dirstate.forget([f])
             elif f not in self.dirstate:
                 self.ui.warn("%s not tracked!\n" % f)
             else:
                 self.dirstate.update([f], "r")
 
     def copy(self, source, dest):
         p = self.wjoin(dest)
         if not os.path.exists(p):
             self.ui.warn("%s does not exist!\n" % dest)
         elif not os.path.isfile(p):
             self.ui.warn("copy failed: %s is not a file\n" % dest)
         else:
             if self.dirstate.state(dest) == '?':
                 self.dirstate.update([dest], "a")
             self.dirstate.copy(source, dest)
 
     def heads(self):
         return self.changelog.heads()
 
     # branchlookup returns a dict giving a list of branches for
     # each head.  A branch is defined as the tag of a node or
     # the branch of the node's parents.  If a node has multiple
     # branch tags, tags are eliminated if they are visible from other
     # branch tags.
     #
     # So, for this graph:  a->b->c->d->e
     #                       \         /
     #                        aa -----/
     # a has tag 2.6.12
     # d has tag 2.6.13
     # e would have branch tags for 2.6.12 and 2.6.13.  Because the node
     # for 2.6.12 can be reached from the node 2.6.13, that is eliminated
     # from the list.
     #
     # It is possible that more than one head will have the same branch tag.
     # callers need to check the result for multiple heads under the same
     # branch tag if that is a problem for them (ie checkout of a specific
     # branch).
     #
     # passing in a specific branch will limit the depth of the search
     # through the parents.  It won't limit the branches returned in the
     # result though.
     def branchlookup(self, heads=None, branch=None):
         if not heads:
             heads = self.heads()
         headt = [ h for h in heads ]
         chlog = self.changelog
         branches = {}
         merges = []
         seenmerge = {}
 
         # traverse the tree once for each head, recording in the branches
         # dict which tags are visible from this head.  The branches
         # dict also records which tags are visible from each tag
         # while we traverse.
         while headt or merges:
             if merges:
                 n, found = merges.pop()
                 visit = [n]
             else:
                 h = headt.pop()
                 visit = [h]
                 found = [h]
                 seen = {}
             while visit:
                 n = visit.pop()
                 if n in seen:
                     continue
                 pp = chlog.parents(n)
                 tags = self.nodetags(n)
                 if tags:
                     for x in tags:
                         if x == 'tip':
                             continue
                         for f in found:
                             branches.setdefault(f, {})[n] = 1
                         branches.setdefault(n, {})[n] = 1
                         break
                     if n not in found:
                         found.append(n)
                     if branch in tags:
                         continue
                 seen[n] = 1
                 if pp[1] != nullid and n not in seenmerge:
                     merges.append((pp[1], [x for x in found]))
                     seenmerge[n] = 1
                 if pp[0] != nullid:
                     visit.append(pp[0])
         # traverse the branches dict, eliminating branch tags from each
         # head that are visible from another branch tag for that head.
         out = {}
         viscache = {}
         for h in heads:
             def visible(node):
                 if node in viscache:
                     return viscache[node]
                 ret = {}
                 visit = [node]
                 while visit:
                     x = visit.pop()
                     if x in viscache:
                         ret.update(viscache[x])
                     elif x not in ret:
                         ret[x] = 1
                         if x in branches:
                             visit[len(visit):] = branches[x].keys()
                 viscache[node] = ret
                 return ret
             if h not in branches:
                 continue
             # O(n^2), but somewhat limited.  This only searches the
             # tags visible from a specific head, not all the tags in the
             # whole repo.
             for b in branches[h]:
                 vis = False
                 for bb in branches[h].keys():
                     if b != bb:
                         if b in visible(bb):
                             vis = True
                             break
                 if not vis:
                     l = out.setdefault(h, [])
                     l[len(l):] = self.nodetags(b)
         return out
 
     def branches(self, nodes):
         if not nodes: nodes = [self.changelog.tip()]
         b = []
         for n in nodes:
             t = n
             while n:
                 p = self.changelog.parents(n)
                 if p[1] != nullid or p[0] == nullid:
                     b.append((t, n, p[0], p[1]))
                     break
                 n = p[0]
         return b
 
     def between(self, pairs):
         r = []
 
         for top, bottom in pairs:
             n, l, i = top, [], 0
             f = 1
 
             while n != bottom:
                 p = self.changelog.parents(n)[0]
                 if i == f:
                     l.append(n)
                     f = f * 2
                 n = p
                 i += 1
 
             r.append(l)
 
         return r
 
     def newer(self, nodes):
         m = {}
         nl = []
         pm = {}
         cl = self.changelog
         t = l = cl.count()
 
         # find the lowest numbered node
         for n in nodes:
             l = min(l, cl.rev(n))
             m[n] = 1
 
         for i in xrange(l, t):
             n = cl.node(i)
             if n in m: # explicitly listed
                 pm[n] = 1
                 nl.append(n)
                 continue
             for p in cl.parents(n):
                 if p in pm: # parent listed
                     pm[n] = 1
                     nl.append(n)
                     break
 
         return nl
 
     def findincoming(self, remote, base=None, heads=None):
         m = self.changelog.nodemap
         search = []
         fetch = {}
         seen = {}
         seenbranch = {}
         if base == None:
             base = {}
 
         # assume we're closer to the tip than the root
         # and start by examining the heads
         self.ui.status("searching for changes\n")
 
         if not heads:
             heads = remote.heads()
 
         unknown = []
         for h in heads:
             if h not in m:
                 unknown.append(h)
             else:
                 base[h] = 1
 
         if not unknown:
             return None
 
         rep = {}
         reqcnt = 0
 
         # search through remote branches
         # a 'branch' here is a linear segment of history, with four parts:
         # head, root, first parent, second parent
         # (a branch always has two parents (or none) by definition)
         unknown = remote.branches(unknown)
         while unknown:
             r = []
             while unknown:
                 n = unknown.pop(0)
                 if n[0] in seen:
                     continue
 
                 self.ui.debug("examining %s:%s\n" % (short(n[0]), short(n[1])))
                 if n[0] == nullid:
                     break
                 if n in seenbranch:
                     self.ui.debug("branch already found\n")
                     continue
                 if n[1] and n[1] in m: # do we know the base?
                     self.ui.debug("found incomplete branch %s:%s\n"
                                   % (short(n[0]), short(n[1])))
                     search.append(n) # schedule branch range for scanning
                     seenbranch[n] = 1
                 else:
                     if n[1] not in seen and n[1] not in fetch:
                         if n[2] in m and n[3] in m:
                             self.ui.debug("found new changeset %s\n" %
                                           short(n[1]))
                             fetch[n[1]] = 1 # earliest unknown
                             base[n[2]] = 1 # latest known
                             continue
 
                     for a in n[2:4]:
                         if a not in rep:
                             r.append(a)
                             rep[a] = 1
 
                 seen[n[0]] = 1
 
             if r:
                 reqcnt += 1
                 self.ui.debug("request %d: %s\n" %
                             (reqcnt, " ".join(map(short, r))))
                 for p in range(0, len(r), 10):
                     for b in remote.branches(r[p:p+10]):
                         self.ui.debug("received %s:%s\n" %
                                       (short(b[0]), short(b[1])))
                         if b[0] in m:
                             self.ui.debug("found base node %s\n" % short(b[0]))
                             base[b[0]] = 1
                         elif b[0] not in seen:
                             unknown.append(b)
 
         # do binary search on the branches we found
         while search:
             n = search.pop(0)
             reqcnt += 1
             l = remote.between([(n[0], n[1])])[0]
             l.append(n[1])
             p = n[0]
             f = 1
             for i in l:
                 self.ui.debug("narrowing %d:%d %s\n" % (f, len(l), short(i)))
                 if i in m:
                     if f <= 2:
                         self.ui.debug("found new branch changeset %s\n" %
                                           short(p))
                         fetch[p] = 1
                         base[i] = 1
                     else:
                         self.ui.debug("narrowed branch search to %s:%s\n"
                                       % (short(p), short(i)))
                         search.append((p, i))
                     break
                 p, f = i, f * 2
 
         # sanity check our fetch list
         for f in fetch.keys():
             if f in m:
                 raise repo.RepoError("already have changeset " + short(f[:4]))
 
         if base.keys() == [nullid]:
             self.ui.warn("warning: pulling from an unrelated repository!\n")
 
         self.ui.note("found new changesets starting at " +
                      " ".join([short(f) for f in fetch]) + "\n")
 
         self.ui.debug("%d total queries\n" % reqcnt)
 
         return fetch.keys()
 
     def findoutgoing(self, remote, base=None, heads=None):
         if base == None:
             base = {}
             self.findincoming(remote, base, heads)
 
         self.ui.debug("common changesets up to "
                       + " ".join(map(short, base.keys())) + "\n")
 
         remain = dict.fromkeys(self.changelog.nodemap)
 
         # prune everything remote has from the tree
         del remain[nullid]
         remove = base.keys()
         while remove:
             n = remove.pop(0)
             if n in remain:
                 del remain[n]
                 for p in self.changelog.parents(n):
                     remove.append(p)
 
         # find every node whose parents have been pruned
         subset = []
         for n in remain:
             p1, p2 = self.changelog.parents(n)
             if p1 not in remain and p2 not in remain:
                 subset.append(n)
 
         # this is the set of all roots we have to push
         return subset
 
     def pull(self, remote):
         lock = self.lock()
 
         # if we have an empty repo, fetch everything
         if self.changelog.tip() == nullid:
             self.ui.status("requesting all changes\n")
             fetch = [nullid]
         else:
             fetch = self.findincoming(remote)
 
         if not fetch:
             self.ui.status("no changes found\n")
             return 1
 
         cg = remote.changegroup(fetch)
         return self.addchangegroup(cg)
 
     def push(self, remote, force=False):
         lock = remote.lock()
 
         base = {}
         heads = remote.heads()
         inc = self.findincoming(remote, base, heads)
         if not force and inc:
             self.ui.warn("abort: unsynced remote changes!\n")
             self.ui.status("(did you forget to sync? use push -f to force)\n")
             return 1
 
         update = self.findoutgoing(remote, base)
         if not update:
             self.ui.status("no changes found\n")
             return 1
         elif not force:
             if len(heads) < len(self.changelog.heads()):
                 self.ui.warn("abort: push creates new remote branches!\n")
                 self.ui.status("(did you forget to merge?" +
                                " use push -f to force)\n")
                 return 1
 
         cg = self.changegroup(update)
         return remote.addchangegroup(cg)
 
     def changegroup(self, basenodes):
         genread = util.chunkbuffer
 
         def gengroup():
             nodes = self.newer(basenodes)
 
             # construct the link map
             linkmap = {}
             for n in nodes:
                 linkmap[self.changelog.rev(n)] = n
 
             # construct a list of all changed files
             changed = {}
             for n in nodes:
                 c = self.changelog.read(n)
                 for f in c[3]:
                     changed[f] = 1
             changed = changed.keys()
             changed.sort()
 
             # the changegroup is changesets + manifests + all file revs
             revs = [ self.changelog.rev(n) for n in nodes ]
 
             for y in self.changelog.group(linkmap): yield y
             for y in self.manifest.group(linkmap): yield y
             for f in changed:
                 yield struct.pack(">l", len(f) + 4) + f
                 g = self.file(f).group(linkmap)
                 for y in g:
                     yield y
 
             yield struct.pack(">l", 0)
 
         return genread(gengroup())
 
     def addchangegroup(self, source):
 
         def getchunk():
             d = source.read(4)
             if not d: return ""
             l = struct.unpack(">l", d)[0]
             if l <= 4: return ""
             return source.read(l - 4)
 
         def getgroup():
             while 1:
                 c = getchunk()
                 if not c: break
                 yield c
 
         def csmap(x):
             self.ui.debug("add changeset %s\n" % short(x))
             return self.changelog.count()
 
         def revmap(x):
             return self.changelog.rev(x)
 
         if not source: return
         changesets = files = revisions = 0
 
         tr = self.transaction()
 
         oldheads = len(self.changelog.heads())
 
         # pull off the changeset group
         self.ui.status("adding changesets\n")
         co = self.changelog.tip()
         cn = self.changelog.addgroup(getgroup(), csmap, tr, 1) # unique
         changesets = self.changelog.rev(cn) - self.changelog.rev(co)
 
         # pull off the manifest group
         self.ui.status("adding manifests\n")
         mm = self.manifest.tip()
         mo = self.manifest.addgroup(getgroup(), revmap, tr)
 
         # process the files
         self.ui.status("adding file changes\n")
         while 1:
             f = getchunk()
             if not f: break
             self.ui.debug("adding %s revisions\n" % f)
             fl = self.file(f)
             o = fl.count()
             n = fl.addgroup(getgroup(), revmap, tr)
             revisions += fl.count() - o
             files += 1
 
         newheads = len(self.changelog.heads())
         heads = ""
         if oldheads and newheads > oldheads:
             heads = " (+%d heads)" % (newheads - oldheads)
 
         self.ui.status(("added %d changesets" +
                         " with %d changes to %d files%s\n")
                        % (changesets, revisions, files, heads))
 
         tr.close()
 
         if not self.hook("changegroup"):
             return 1
 
         return
 
     def update(self, node, allow=False, force=False, choose=None,
                moddirstate=True):
         pl = self.dirstate.parents()
         if not force and pl[1] != nullid:
             self.ui.warn("aborting: outstanding uncommitted merges\n")
             return 1
 
         p1, p2 = pl[0], node
         pa = self.changelog.ancestor(p1, p2)
         m1n = self.changelog.read(p1)[0]
         m2n = self.changelog.read(p2)[0]
         man = self.manifest.ancestor(m1n, m2n)
         m1 = self.manifest.read(m1n)
         mf1 = self.manifest.readflags(m1n)
         m2 = self.manifest.read(m2n)
         mf2 = self.manifest.readflags(m2n)
         ma = self.manifest.read(man)
         mfa = self.manifest.readflags(man)
 
         (c, a, d, u) = self.changes()
 
         # is this a jump, or a merge?  i.e. is there a linear path
         # from p1 to p2?
         linear_path = (pa == p1 or pa == p2)
 
         # resolve the manifest to determine which files
         # we care about merging
         self.ui.note("resolving manifests\n")
         self.ui.debug(" force %s allow %s moddirstate %s linear %s\n" %
                       (force, allow, moddirstate, linear_path))
         self.ui.debug(" ancestor %s local %s remote %s\n" %
                       (short(man), short(m1n), short(m2n)))
 
         merge = {}
         get = {}
         remove = []
 
         # construct a working dir manifest
         mw = m1.copy()
         mfw = mf1.copy()
         umap = dict.fromkeys(u)
 
         for f in a + c + u:
             mw[f] = ""
             mfw[f] = util.is_exec(self.wjoin(f), mfw.get(f, False))
 
         for f in d:
             if f in mw: del mw[f]
 
             # If we're jumping between revisions (as opposed to merging),
             # and if neither the working directory nor the target rev has
             # the file, then we need to remove it from the dirstate, to
             # prevent the dirstate from listing the file when it is no
             # longer in the manifest.
             if moddirstate and linear_path and f not in m2:
                 self.dirstate.forget((f,))
 
         # Compare manifests
         for f, n in mw.iteritems():
             if choose and not choose(f): continue
             if f in m2:
                 s = 0
 
                 # is the wfile new since m1, and match m2?
                 if f not in m1:
                     t1 = self.wread(f)
                     t2 = self.file(f).read(m2[f])
                     if cmp(t1, t2) == 0:
                         n = m2[f]
                     del t1, t2
 
                 # are files different?
                 if n != m2[f]:
                     a = ma.get(f, nullid)
                     # are both different from the ancestor?
                     if n != a and m2[f] != a:
                         self.ui.debug(" %s versions differ, resolve\n" % f)
                         # merge executable bits
                         # "if we changed or they changed, change in merge"
                         a, b, c = mfa.get(f, 0), mfw[f], mf2[f]
                         mode = ((a^b) | (a^c)) ^ a
                         merge[f] = (m1.get(f, nullid), m2[f], mode)
                         s = 1
                     # are we clobbering?
                     # is remote's version newer?
                     # or are we going back in time?
                     elif force or m2[f] != a or (p2 == pa and mw[f] == m1[f]):
                         self.ui.debug(" remote %s is newer, get\n" % f)
                         get[f] = m2[f]
                         s = 1
                 elif f in umap:
                     # this unknown file is the same as the checkout
                     get[f] = m2[f]
 
                 if not s and mfw[f] != mf2[f]:
                     if force:
                         self.ui.debug(" updating permissions for %s\n" % f)
                         util.set_exec(self.wjoin(f), mf2[f])
                     else:
                         a, b, c = mfa.get(f, 0), mfw[f], mf2[f]
                         mode = ((a^b) | (a^c)) ^ a
                         if mode != b:
                             self.ui.debug(" updating permissions for %s\n" % f)
                             util.set_exec(self.wjoin(f), mode)
                 del m2[f]
             elif f in ma:
                 if n != ma[f]:
                     r = "d"
                     if not force and (linear_path or allow):
                         r = self.ui.prompt(
                             (" local changed %s which remote deleted\n" % f) +
                             "(k)eep or (d)elete?", "[kd]", "k")
                     if r == "d":
                         remove.append(f)
                 else:
                     self.ui.debug("other deleted %s\n" % f)
                     remove.append(f) # other deleted it
             else:
                 # file is created on branch or in working directory
                 if force and f not in umap:
                     self.ui.debug("remote deleted %s, clobbering\n" % f)
                     remove.append(f)
                 elif n == m1.get(f, nullid): # same as parent
                     if p2 == pa: # going backwards?
                         self.ui.debug("remote deleted %s\n" % f)
                         remove.append(f)
                     else:
                         self.ui.debug("local modified %s, keeping\n" % f)
                 else:
                     self.ui.debug("working dir created %s, keeping\n" % f)
 
         for f, n in m2.iteritems():
             if choose and not choose(f): continue
             if f[0] == "/": continue
             if f in ma and n != ma[f]:
                 r = "k"
                 if not force and (linear_path or allow):
                     r = self.ui.prompt(
                         ("remote changed %s which local deleted\n" % f) +
                         "(k)eep or (d)elete?", "[kd]", "k")
                 if r == "k": get[f] = n
             elif f not in ma:
                 self.ui.debug("remote created %s\n" % f)
                 get[f] = n
             else:
                 if force or p2 == pa: # going backwards?
                     self.ui.debug("local deleted %s, recreating\n" % f)
                     get[f] = n
                 else:
                     self.ui.debug("local deleted %s\n" % f)
 
         del mw, m1, m2, ma
 
         if force:
             for f in merge:
                 get[f] = merge[f][1]
             merge = {}
 
         if linear_path or force:
             # we don't need to do any magic, just jump to the new rev
             branch_merge = False
             p1, p2 = p2, nullid
         else:
             if not allow:
                 self.ui.status("this update spans a branch" +
                                " affecting the following files:\n")
                 fl = merge.keys() + get.keys()
                 fl.sort()
                 for f in fl:
                     cf = ""
                     if f in merge: cf = " (resolve)"
                     self.ui.status(" %s%s\n" % (f, cf))
                 self.ui.warn("aborting update spanning branches!\n")
                 self.ui.status("(use update -m to merge across branches" +
                                " or -C to lose changes)\n")
                 return 1
             branch_merge = True
 
         if moddirstate:
             self.dirstate.setparents(p1, p2)
 
         # get the files we don't need to change
         files = get.keys()
         files.sort()
         for f in files:
             if f[0] == "/": continue
             self.ui.note("getting %s\n" % f)
             t = self.file(f).read(get[f])
             try:
                 self.wwrite(f, t)
             except IOError:
                 os.makedirs(os.path.dirname(self.wjoin(f)))
                 self.wwrite(f, t)
             util.set_exec(self.wjoin(f), mf2[f])
             if moddirstate:
                 if branch_merge:
                     self.dirstate.update([f], 'n', st_mtime=-1)
                 else:
                     self.dirstate.update([f], 'n')
 
         # merge the tricky bits
         files = merge.keys()
         files.sort()
         for f in files:
             self.ui.status("merging %s\n" % f)
             my, other, flag = merge[f]
             self.merge3(f, my, other)
             util.set_exec(self.wjoin(f), flag)
             if moddirstate:
                 if branch_merge:
                     # We've done a branch merge, mark this file as merged
                     # so that we properly record the merger later
                     self.dirstate.update([f], 'm')
                 else:
                     # We've update-merged a locally modified file, so
                     # we set the dirstate to emulate a normal checkout
                     # of that file some time in the past. Thus our
                     # merge will appear as a normal local file
                     # modification.
                     f_len = len(self.file(f).read(other))
                     self.dirstate.update([f], 'n', st_size=f_len, st_mtime=-1)
 
         remove.sort()
         for f in remove:
             self.ui.note("removing %s\n" % f)
             try:
                 os.unlink(self.wjoin(f))
             except OSError, inst:
                 self.ui.warn("update failed to remove %s: %s!\n" % (f, inst))
             # try removing directories that might now be empty
             try: os.removedirs(os.path.dirname(self.wjoin(f)))
             except: pass
         if moddirstate:
             if branch_merge:
                 self.dirstate.update(remove, 'r')
             else:
                 self.dirstate.forget(remove)
 
     def merge3(self, fn, my, other):
         """perform a 3-way merge in the working directory"""
 
         def temp(prefix, node):
             pre = "%s~%s." % (os.path.basename(fn), prefix)
             (fd, name) = tempfile.mkstemp("", pre)
             f = os.fdopen(fd, "wb")
             self.wwrite(fn, fl.read(node), f)
             f.close()
             return name
 
         fl = self.file(fn)
         base = fl.ancestor(my, other)
         a = self.wjoin(fn)
         b = temp("base", base)
         c = temp("other", other)
 
         self.ui.note("resolving %s\n" % fn)
         self.ui.debug("file %s: other %s ancestor %s\n" %
                               (fn, short(other), short(base)))
 
         cmd = (os.environ.get("HGMERGE") or self.ui.config("ui", "merge")
                or "hgmerge")
         r = os.system("%s %s %s %s" % (cmd, a, b, c))
         if r:
             self.ui.warn("merging %s failed!\n" % fn)
 
         os.unlink(b)
         os.unlink(c)
 
     def verify(self):
         filelinkrevs = {}
         filenodes = {}
         changesets = revisions = files = 0
         errors = 0
 
         seen = {}
         self.ui.status("checking changesets\n")
         for i in range(self.changelog.count()):
             changesets += 1
             n = self.changelog.node(i)
             if n in seen:
                 self.ui.warn("duplicate changeset at revision %d\n" % i)
                 errors += 1
             seen[n] = 1
 
             for p in self.changelog.parents(n):
                 if p not in self.changelog.nodemap:
                     self.ui.warn("changeset %s has unknown parent %s\n" %
                                  (short(n), short(p)))
                     errors += 1
             try:
                 changes = self.changelog.read(n)
             except Exception, inst:
                 self.ui.warn("unpacking changeset %s: %s\n" % (short(n), inst))
                 errors += 1
 
             for f in changes[3]:
                 filelinkrevs.setdefault(f, []).append(i)
 
         seen = {}
         self.ui.status("checking manifests\n")
         for i in range(self.manifest.count()):
             n = self.manifest.node(i)
             if n in seen:
                 self.ui.warn("duplicate manifest at revision %d\n" % i)
                 errors += 1
             seen[n] = 1
 
             for p in self.manifest.parents(n):
                 if p not in self.manifest.nodemap:
                     self.ui.warn("manifest %s has unknown parent %s\n" %
                             (short(n), short(p)))
                     errors += 1
 
             try:
                 delta = mdiff.patchtext(self.manifest.delta(n))
             except KeyboardInterrupt:
                 self.ui.warn("interrupted")
                 raise
             except Exception, inst:
                 self.ui.warn("unpacking manifest %s: %s\n"
                              % (short(n), inst))
                 errors += 1
 
             ff = [ l.split('\0') for l in delta.splitlines() ]
             for f, fn in ff:
                 filenodes.setdefault(f, {})[bin(fn[:40])] = 1
 
         self.ui.status("crosschecking files in changesets and manifests\n")
         for f in filenodes:
             if f not in filelinkrevs:
                 self.ui.warn("file %s in manifest but not in changesets\n" % f)
                 errors += 1
 
         for f in filelinkrevs:
             if f not in filenodes:
                 self.ui.warn("file %s in changeset but not in manifest\n" % f)
                 errors += 1
 
         self.ui.status("checking files\n")
         ff = filenodes.keys()
         ff.sort()
         for f in ff:
             if f == "/dev/null": continue
             files += 1
             fl = self.file(f)
             nodes = { nullid: 1 }
             seen = {}
             for i in range(fl.count()):
                 revisions += 1
                 n = fl.node(i)
 
                 if n in seen:
                     self.ui.warn("%s: duplicate revision %d\n" % (f, i))
                     errors += 1
 
                 if n not in filenodes[f]:
                     self.ui.warn("%s: %d:%s not in manifests\n"
                                  % (f, i, short(n)))
                     errors += 1
                 else:
                     del filenodes[f][n]
 
                 flr = fl.linkrev(n)
                 if flr not in filelinkrevs[f]:
                     self.ui.warn("%s:%s points to unexpected changeset %d\n"
                             % (f, short(n), fl.linkrev(n)))
                     errors += 1
                 else:
                     filelinkrevs[f].remove(flr)
 
                 # verify contents
                 try:
                     t = fl.read(n)
                 except Exception, inst:
                     self.ui.warn("unpacking file %s %s: %s\n"
                                  % (f, short(n), inst))
                     errors += 1
 
                 # verify parents
                 (p1, p2) = fl.parents(n)
                 if p1 not in nodes:
                     self.ui.warn("file %s:%s unknown parent 1 %s" %
                             (f, short(n), short(p1)))
                     errors += 1
                 if p2 not in nodes:
                     self.ui.warn("file %s:%s unknown parent 2 %s" %
                             (f, short(n), short(p1)))
                     errors += 1
                 nodes[n] = 1
 
             # cross-check
             for node in filenodes[f]:
                 self.ui.warn("node %s in manifests not in %s\n"
                              % (hex(node), f))
                 errors += 1
 
         self.ui.status("%d files, %d changesets, %d total revisions\n" %
                        (files, changesets, revisions))
 
         if errors:
             self.ui.warn("%d integrity errors encountered!\n" % errors)
             return 1

tests/test-archive

@@ -1,37 +1,38 b''
 #!/bin/sh
 
 mkdir test
 cd test
 hg init
 echo foo>foo
 hg addremove
 hg commit -m 1
 echo bar>bar
 hg addremove
 hg commit -m 2
 mkdir baz
 echo bletch>baz/bletch
 hg addremove
 hg commit -m 3
+echo "[web]" >> .hg/hgrc
 echo "name = test-archive" >> .hg/hgrc
 echo "allowzip = true" >> .hg/hgrc
 echo "allowgz = true" >> .hg/hgrc
 echo "allowbz2 = true" >> .hg/hgrc
 hg serve -p 20059 > /dev/null &
 sleep 1 # wait for server to be started
 
 TIP=`hg id -v | cut -f1 -d' '`
 QTIP=`hg id -q`
 cat > getarchive.py <<EOF
 import sys, urllib2
 node, archive = sys.argv[1:]
 f = urllib2.urlopen('http://127.0.0.1:20059/?cmd=archive;node=%s;type=%s'
                     % (node, archive))
 sys.stdout.write(f.read())
 EOF
 http_proxy= python getarchive.py "$TIP" gz | tar tzf - | sed "s/$QTIP/TIP/"
 http_proxy= python getarchive.py "$TIP" bz2 | tar tjf - | sed "s/$QTIP/TIP/"
 http_proxy= python getarchive.py "$TIP" zip > archive.zip
 unzip -t archive.zip | sed "s/$QTIP/TIP/"
 
 kill $!