def sha_link(sha, label=None):
# sha is assumed to be a non-abbreviated 40-chars sha id
try:
reponame = context.resource.parent.id
repos = RepositoryManager(self.env).get_repository(reponame)
cset = repos.get_changeset(sha)
if label is None:
label = repos.display_rev(sha)
return tag.a(label, class_='changeset',
title=shorten_line(cset.message),
href=context.href.changeset(sha, repos.reponame))
except Exception as e:
return tag.a(sha, class_='missing changeset',
title=to_unicode(e), rel='nofollow')
