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#!/usr/bin/env python
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#
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# hgweb.py - 0.1 - 9 May 2005 - (c) 2005 Jake Edge <jake@edge2.net>
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# - web interface to a mercurial repository
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#
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# This software may be used and distributed according to the terms
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# of the GNU General Public License, incorporated herein by reference.
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# useful for debugging
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import cgitb
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cgitb.enable()
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import os, cgi, time, re, difflib, sys, zlib
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from mercurial import hg, mdiff
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repo_path = "." # change as needed
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def nl2br(text):
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return re.sub('\n', '<br />', text)
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def obfuscate(text):
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l = []
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for c in text:
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l.append('&#%d;' % ord(c))
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return ''.join(l)
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def httphdr(type):
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print 'Content-type: %s\n' % type
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class page:
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def __init__(self, type="text/html", title="Mercurial Web",
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charset="ISO-8859-1"):
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print 'Content-type: %s; charset=%s\n' % (type, charset)
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print '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">'
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print '<HTML>'
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print '<!-- created by hgweb 0.1 - jake@edge2.net -->'
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print '<HEAD><TITLE>%s</TITLE>' % title
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print '<style type="text/css">'
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print 'body { font-family: sans-serif; font-size: 12px; }'
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print 'table { font-size: 12px; }'
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print '.errmsg { font-size: 200%; color: red; }'
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print '.filename { font-size: 150%; color: purple; }'
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print '.manifest { font-size: 150%; color: purple; }'
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print '.filehist { font-size: 150%; color: purple; }'
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print '.plusline { color: green; }'
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print '.minusline { color: red; }'
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print '.atline { color: purple; }'
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print '</style>'
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print '</HEAD>'
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print '<BODY>'
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def endpage(self):
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print '</BODY>'
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print '</HTML>'
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def show_diff(self, a, b, fn):
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a = a.splitlines(1)
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b = b.splitlines(1)
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l = difflib.unified_diff(a, b, fn, fn)
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print '<pre>'
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for line in l:
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line = cgi.escape(line[:-1])
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if line.startswith('+'):
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print '<span class="plusline">%s</span>' % (line, )
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elif line.startswith('-'):
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print '<span class="minusline">%s</span>' % (line, )
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elif line.startswith('@'):
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print '<span class="atline">%s</span>' % (line, )
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else:
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print line
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print '</pre>'
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class errpage(page):
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def __init__(self):
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page.__init__(self, title="Mercurial Web Error Page")
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class change_list(page):
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numchanges = 50 # number of changes to show
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def __init__(self, repo, reponame):
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page.__init__(self)
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self.repo = repo
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print '<h3>Changes For: %s</h3>' % reponame
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def content(self, hi=None):
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cl = []
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count = self.repo.changelog.count()
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if not hi:
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hi = count
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elif hi < self.numchanges:
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hi = self.numchanges
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start = 0
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if hi - self.numchanges >= 0:
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start = hi - self.numchanges
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nav = "Displaying Revisions: %d-%d" % (start, hi-1)
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if start != 0:
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nav = ('<a href="?cmd=changes;hi=%d">Previous %d</a> ' \
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% (start, self.numchanges)) + nav
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if hi != count:
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if hi + self.numchanges <= count:
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nav += ' <a href="?cmd=changes;hi=%d">Next %d</a>' \
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% (hi + self.numchanges, self.numchanges)
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else:
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nav += ' <a href="?cmd=changes">Next %d</a>' % \
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self.numchanges
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print '<center>%s</center>' % nav
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for i in xrange(start, hi):
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n = self.repo.changelog.node(i)
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cl.append((n, self.repo.changelog.read(n)))
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cl.reverse()
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print '<table summary="" width="100%" align="center">'
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for n, ch in cl:
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print '<tr><td>'
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self.change_table(n, ch)
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print '</td></tr>'
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print '</table>'
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print '<center>%s</center>' % nav
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def change_table(self, nodeid, changes):
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hn = hg.hex(nodeid)
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i = self.repo.changelog.rev(nodeid)
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(h1, h2) = [ hg.hex(x) for x in self.repo.changelog.parents(nodeid) ]
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datestr = time.asctime(time.gmtime(float(changes[2].split(' ')[0])))
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print '<table summary="" width="100%" border="1">'
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print '\t<tr><td valign="top" width="10%">author:</td>' + \
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'<td valign="top" width="20%%">%s</td>' % \
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(obfuscate(changes[1]), )
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print '\t\t<td valign="top" width="10%">description:</td>' + \
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'<td width="60%">' + \
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'<a href="?cmd=chkin;nd=%s">%s</a></td></tr>' % \
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(hn, nl2br(cgi.escape(changes[4])), )
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print '\t<tr><td>date:</td><td>%s UTC</td>' % (datestr, )
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print '\t\t<td valign="top">files:</td><td valign="top">'
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for f in changes[3]:
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print '\t\t<a href="?cmd=file;cs=%s;fn=%s">%s</a> ' % \
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(hn, f, cgi.escape(f), )
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print '\t</td></tr>'
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print '\t<tr><td>revision:</td><td colspan="3">%d:<a ' % (i, ) + \
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'href="?cmd=chkin;nd=%s">%s</a></td></tr>' % (hn, hn, )
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print '</table><br />'
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class checkin(page):
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def __init__(self, repo, nodestr):
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page.__init__(self)
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self.repo = repo
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self.node = hg.bin(nodestr)
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self.nodestr = nodestr
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print '<h3>Checkin: %s</h3>' % nodestr
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def content(self):
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changes = self.repo.changelog.read(self.node)
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i = self.repo.changelog.rev(self.node)
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parents = self.repo.changelog.parents(self.node)
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(h1, h2) = [ hg.hex(x) for x in parents ]
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(i1, i2) = [ self.repo.changelog.rev(x) for x in parents ]
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datestr = time.asctime(time.gmtime(float(changes[2].split(' ')[0])))
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mf = self.repo.manifest.read(changes[0])
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print '<table summary="" width="100%" border="1">'
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print '\t<tr><td>revision:</td><td colspan="3">%d:' % (i, ),
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print '<a href="?cmd=chkin;nd=%s">%s</a></td></tr>' % \
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(self.nodestr, self.nodestr, )
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print '\t<tr><td>parent(s):</td><td colspan="3">%d:' % (i1, )
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print '<a href="?cmd=chkin;nd=%s">%s</a>' % (h1, h1, ),
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if i2 != -1:
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print ' %d:<a href="?cmd=chkin;nd=%s">%s</a>' % \
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(i2, h2, h2, ),
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else:
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print ' %d:%s' % (i2, h2, ),
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print '</td></tr>'
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print '\t<tr><td>manifest:</td><td colspan="3">%d:' % \
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(self.repo.manifest.rev(changes[0]), ),
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print '<a href="?cmd=mf;nd=%s">%s</a></td></tr>' % \
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(hg.hex(changes[0]), hg.hex(changes[0]), )
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print '\t<tr><td valign="top" width="10%">author:</td>' + \
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'<td valign="top" width="20%%">%s</td>' % \
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(obfuscate(changes[1]), )
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print '\t\t<td valign="top" width="10%">description:</td>' + \
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'<td width="60%">' + \
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'<a href="?cmd=chkin;nd=%s">%s</a></td></tr>' % \
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(self.nodestr, nl2br(cgi.escape(changes[4])), )
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print '\t<tr><td>date:</td><td>%s UTC</td>' % (datestr, )
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print '\t\t<td valign="top">files:</td><td valign="top">'
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for f in changes[3]:
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print '\t\t<a href="?cmd=file;nd=%s&fn=%s">%s</a>' % \
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(hg.hex(mf[f]), f, cgi.escape(f), ),
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print ' '
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print '\t</td></tr>'
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print '</table><br />'
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(c, a, d) = self.repo.diffrevs(parents[0], self.node)
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change = self.repo.changelog.read(parents[0])
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mf2 = self.repo.manifest.read(change[0])
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for f in c:
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self.show_diff(self.repo.file(f).read(mf2[f]), \
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self.repo.file(f).read(mf[f]), f)
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for f in a:
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self.show_diff('', self.repo.file(f).read(mf[f]), f)
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for f in d:
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self.show_diff(self.repo.file(f).read(mf2[f]), '', f)
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class filepage(page):
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def __init__(self, repo, fn, node=None, cs=None):
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page.__init__(self)
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self.repo = repo
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self.fn = fn
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if cs:
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chng = self.repo.changelog.read(hg.bin(cs))
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mf = self.repo.manifest.read(chng[0])
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self.node = mf[self.fn]
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self.nodestr = hg.hex(self.node)
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else:
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self.nodestr = node
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self.node = hg.bin(node)
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print '<div class="filename">%s (%s)</div>' % \
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(cgi.escape(self.fn), self.nodestr, )
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print '<a href="?cmd=hist;fn=%s">history</a><br />' % self.fn
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def content(self):
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print '<pre>'
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print cgi.escape(self.repo.file(self.fn).read(self.node))
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print '</pre>'
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class mfpage(page):
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def __init__(self, repo, node):
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page.__init__(self)
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self.repo = repo
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self.nodestr = node
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self.node = hg.bin(node)
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def content(self):
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mf = self.repo.manifest.read(self.node)
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fns = mf.keys()
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fns.sort()
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print '<div class="manifest">Manifest (%s)</div>' % self.nodestr
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for f in fns:
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print '<a href="?cmd=file;fn=%s;nd=%s">%s</a><br />' % \
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(f, hg.hex(mf[f]), f)
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class histpage(page):
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def __init__(self, repo, fn):
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page.__init__(self)
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self.repo = repo
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self.fn = fn
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def content(self):
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print '<div class="filehist">File History: %s</div>' % self.fn
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r = self.repo.file(self.fn)
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print '<br />'
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print '<table summary="" width="100%" align="center">'
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for i in xrange(r.count()-1, -1, -1):
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n = r.node(i)
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(p1, p2) = r.parents(n)
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(h, h1, h2) = map(hg.hex, (n, p1, p2))
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(i1, i2) = map(r.rev, (p1, p2))
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ci = r.linkrev(n)
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cn = self.repo.changelog.node(ci)
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cs = hg.hex(cn)
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changes = self.repo.changelog.read(cn)
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print '<tr><td>'
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self.hist_ent(i, h, i1, h1, i2, h2, ci, cs, changes)
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print '</tr></td>'
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print '</table>'
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def hist_ent(self, revi, revs, p1i, p1s, p2i, p2s, ci, cs, changes):
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datestr = time.asctime(time.gmtime(float(changes[2].split(' ')[0])))
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print '<table summary="" width="100%" border="1">'
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print '\t<tr><td valign="top" width="10%">author:</td>' + \
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'<td valign="top" width="20%%">%s</td>' % \
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(obfuscate(changes[1]), )
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print '\t\t<td valign="top" width="10%">description:</td>' + \
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'<td width="60%">' + \
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'<a href="?cmd=chkin;nd=%s">%s</a></td></tr>' % \
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(cs, nl2br(cgi.escape(changes[4])), )
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print '\t<tr><td>date:</td><td>%s UTC</td>' % (datestr, )
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print '\t\t<td>revision:</td><td>%d:<a ' % (revi, ) + \
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'href="?cmd=file;cs=%s;fn=%s">%s</a></td></tr>' % \
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(cs, self.fn, revs )
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print '\t<tr><td>parent(s):</td><td colspan="3">%d:' % (p1i, )
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print '<a href="?cmd=file;nd=%s;fn=%s">%s</a>' % (p1s, self.fn, p1s, ),
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if p2i != -1:
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print ' %d:<a href="?cmd=file;nd=%s;fn=%s">%s</a>' % \
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(p2i, p2s, self.fn, p2s ),
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print '</td></tr>'
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print '</table><br />'
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args = cgi.parse()
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ui = hg.ui()
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repo = hg.repository(ui, repo_path)
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if not args.has_key('cmd') or args['cmd'][0] == 'changes':
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page = change_list(repo, 'Mercurial')
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hi = args.get('hi', ( repo.changelog.count(), ))
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page.content(hi = int(hi[0]))
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page.endpage()
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elif args['cmd'][0] == 'chkin':
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if not args.has_key('nd'):
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page = errpage()
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print '<div class="errmsg">No Node!</div>'
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else:
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page = checkin(repo, args['nd'][0])
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page.content()
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page.endpage()
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elif args['cmd'][0] == 'file':
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if not (args.has_key('nd') and args.has_key('fn')) and \
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not (args.has_key('cs') and args.has_key('fn')):
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page = errpage()
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print '<div class="errmsg">Invalid Args!</div>'
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else:
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if args.has_key('nd'):
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page = filepage(repo, args['fn'][0], node=args['nd'][0])
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else:
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page = filepage(repo, args['fn'][0], cs=args['cs'][0])
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page.content()
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page.endpage()
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elif args['cmd'][0] == 'mf':
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if not args.has_key('nd'):
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page = errpage()
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print '<div class="errmsg">No Node!</div>'
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else:
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page = mfpage(repo, args['nd'][0])
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page.content()
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page.endpage()
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elif args['cmd'][0] == 'hist':
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if not args.has_key('fn'):
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page = errpage()
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print '<div class="errmsg">No Filename!</div>'
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else:
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page = histpage(repo, args['fn'][0])
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page.content()
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page.endpage()
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elif args['cmd'][0] == 'branches':
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httphdr("text/plain")
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nodes = []
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if args.has_key('nodes'):
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nodes = map(hg.bin, args['nodes'][0].split(" "))
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for b in repo.branches(nodes):
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print " ".join(map(hg.hex, b))
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elif args['cmd'][0] == 'between':
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httphdr("text/plain")
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nodes = []
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if args.has_key('pairs'):
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pairs = [ map(hg.bin, p.split("-"))
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for p in args['pairs'][0].split(" ") ]
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for b in repo.between(pairs):
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print " ".join(map(hg.hex, b))
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elif args['cmd'][0] == 'changegroup':
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httphdr("application/hg-changegroup")
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nodes = []
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if args.has_key('roots'):
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nodes = map(hg.bin, args['roots'][0].split(" "))
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z = zlib.compressobj()
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for chunk in repo.changegroup(nodes):
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sys.stdout.write(z.compress(chunk))
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sys.stdout.write(z.flush())
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else:
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page = errpage()
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print '<div class="errmsg">unknown command: %s</div>' % \
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cgi.escape(args['cmd'][0])
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page.endpage()
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