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#!/usr/bin/python
# IVLE - Informatics Virtual Learning Environment
# Copyright (C) 2008 The University of Melbourne
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
# Script: logservice
# Author: William Grant
# Date: 08/07/2008
# A CGI script for viewing a Subversion log. Used by the svnlog app.
import os
import time
import cgi
import pysvn
import ivle.cgirequest
import ivle.util
import ivle.date
import ivle.svn
req = ivle.cgirequest.CGIRequest()
req.install_error_handler()
req.content_type = "text/html"
req.write('<h1>Subversion Log</h1>\n')
r_str = req.get_fieldstorage().getfirst("r")
sr = ivle.svn.revision_from_string(r_str)
def pretty_path(cpath, revno=None):
path = cpath['path']
# XXX: We can't assume that the repository root is always equivalent to
# the current user's home directory, although it does work for our
# current setup.
url = ivle.util.make_path(os.path.join('files',
ivle.util.split_path(req.path)[0],
path[1:]))
if revno:
url += '?r=%d' % revno
return '%s <a href="%s">%s</a>' % (cpath['action'], cgi.escape(url, True),
cgi.escape(path))
def pretty_paths(paths, revno=None):
output = '<ul>'
for path in paths:
output += '<li>' + pretty_path(path, revno) + '</li>'
output += '</ul>'
return output
def pretty_log(log):
revno = log.revision.number
author = cgi.escape(log.author)
message = cgi.escape(log.message)
result = '''
<div class="svnlogentry">
<div class="svnloginfo">
Revision <a href="%s?r=%d" style="font-weight: bold">%d</a>
by <strong>%s</strong> on <strong>%s</strong>
''' % (cgi.escape(ivle.util.make_path(os.path.join('files', req.path))),
revno, revno, author, ivle.date.make_date_nice(log.date))
# Now we get ugly. We need to sometimes present [select] and [diff] links.
if sr and sr.kind == pysvn.opt_revision_kind.number and sr.number == revno:
result += '[selected]'
else:
result += '<a href="%s?r=%d">[select]</a>' % (
cgi.escape(ivle.util.make_path(os.path.join('svnlog', req.path))),
revno)
if sr and sr.kind == pysvn.opt_revision_kind.number:
result += ' <a href="%s?r=%d&r=%d">[diff]</a>' % (
cgi.escape(ivle.util.make_path(os.path.join('diff', req.path))),
sr.number, revno)
result += '''
</div>
<pre>%s</pre>
<hr size="1"/>
<h2>Changed paths:</h2>
<div class="svnlogpathlist">
%s
</div>
</div>''' % (message, pretty_paths(log.changed_paths, log.revision.number))
return result
try:
client = pysvn.Client()
logs = client.log(os.path.join('/home', req.path), discover_changed_paths=True)
[req.write(pretty_log(log)) for log in logs]
except pysvn.ClientError, e:
req.write('<p><b>Error:</b></p>\n')
req.write('<pre>%s</pre>\n' % cgi.escape(str(e)))
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