diff -r 2fd1f6ee05f5 -r e24793fae424 mod_hg.py
--- a/mod_hg.py	Sat Aug 08 14:21:51 2015 +0300
+++ b/mod_hg.py	Tue Aug 11 19:12:30 2015 +0300
@@ -113,10 +113,9 @@
 
 	return (node, repo)
 
-def get_version_string (reponame, node):
+def get_version_string (repo, node):
 	try:
-		data = subprocess.check_output (['hg', '--cwd', reponame, 'cat',
-			'--rev', node, 'src/version.h'])
+		data = repo.hg ('cat', '--rev', node, 'src/version.h')
 
 		regexps = [ \
 			re.compile (r'#define\s+GAMEVER_STRING\s+"([^"]+)"'), \
@@ -124,8 +123,7 @@
 			re.compile (r'#define\s+DOTVERSIONSTR\s+"([^"]+)"')]
 	except subprocess.CalledProcessError:
 		try:
-			data = subprocess.check_output (['hg', '--cwd', reponame, 'cat',
-				'--rev', node, 'src/core/versiondefs.h'])
+			data = repo.hg ('cat', '--rev', node, 'src/core/versiondefs.h')
 			regexps = [re.compile (r'#define\s+VERSION_STRING\s+"([^"]+)"')]
 		except subprocess.CalledProcessError:
 			return ''
@@ -138,11 +136,10 @@
 				return match.group (1)
 
 def cmd_cset (bot, args, reply, **rest):
-	data = ""
 	node, repo = resolve_node (args['key'])
 
 	try:
-		data = repo.get_commit_data (rev=node,
+		commit = repo.get_commit_data (rev=node,
 			node='node|short',
 			message='desc',
 			author='author',
@@ -153,7 +150,7 @@
 			latesttag='latesttag',
 			email='author|email')
 	except Subprocess.CalledProcessError:
-		command_error ('''couldn't find changeset %s in %s''' % (node, reponame))
+		command_error ('''couldn't find changeset %s in %s''' % (node, repo.name))
 
 	del node
 	commit['date'] = datetime.utcfromtimestamp (int (commit['time'].split (' ')[0]))
@@ -161,8 +158,8 @@
 	commit['bookmarks'] = hgpoll.prettify_bookmarks (commit['bookmarks'])
 
 	# Find out the version string of this changeset
-	versionstring = get_version_string (reponame, commit['node'])
-	username = Config.find_developer_by_email (email)
+	versionstring = get_version_string (repo, commit['node'])
+	username = Config.find_developer_by_email (commit['email'])
 
 	if username:
 		commit['author'] = username
@@ -174,7 +171,7 @@
 		commit['diffstat'] = "%s\003:\0033 +%s\003/\0034-%s\003" % \
 			(match.group (1), match.group (2), match.group (3))
 
-	delta = datetime.utcnow() - date
+	delta = datetime.utcnow() - commit['date']
 	if delta.days < 4:
 		if delta.days == 0:
 			if delta.seconds < 60:
@@ -196,8 +193,8 @@
 		if versionstring:
 			versionblurb = versionstring + ' '
 
-		versionblurb += '%s, %d hops from %s' % (date.strftime ('%y%m%d-%H%M'),
-			latesttagdistance, latesttag)
+		versionblurb += '%s, %d hops from %s' % (commit['date'].strftime ('%y%m%d-%H%M'),
+			commit['latesttagdistance'], commit['latesttag'])
 	else:
 		versionblurb = latesttag
 
@@ -205,7 +202,7 @@
 		(commit['node'], commit['bookmarks'], versionblurb, commit['author'], datestring,
 		commit['diffstat']))
 
-	for line in message.split ('\n'):
+	for line in commit['message'].split ('\n'):
 		reply ('    ' + line)
 
 	reply ('url: %s/commits/%s' % (repo.url, commit['node']))