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import cgi, urllib
from django import template
from django.utils.html import escape
register = template.Library()
class BuildQueryStringNode(template.Node):
def __init__(self, sortfield):
self.sortfield = sortfield
def render(self, context):
qs = dict(cgi.parse_qsl(context['current_query'][1:]))
if qs.has_key('sort') and qs['sort'] == self.sortfield:
if self.sortfield.startswith('-'):
qs['sort'] = self.sortfield[1:]
else:
qs['sort'] = '-' + self.sortfield
else:
qs['sort'] = self.sortfield
return '?' + urllib.urlencode(qs)
@register.tag(name='buildsortqs')
def do_buildsortqs(parser, token):
try:
tagname, sortfield = token.split_contents()
except ValueError:
raise template.TemplateSyntaxError(
"%r tag requires a single argument" % tagname)
if not (sortfield[0] == sortfield[-1] and sortfield[0] in ('"', "'")):
raise template.TemplateSyntaxError(
"%r tag's argument should be in quotes" % tagname)
return BuildQueryStringNode(sortfield[1:-1])
@register.simple_tag
def userpkgs(user):
if user:
# TODO don't hardcode
title = escape('View packages maintained by ' + user.get_full_name())
return '<a href="/packages/?maintainer=%s" title="%s">%s</a>' % (
user.username,
title,
user.get_full_name(),
)
return ''
# vim: set ts=4 sw=4 et:
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