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# Patchwork - automated patch tracking system
# Copyright (C) 2008 Jeremy Kerr <jk@ozlabs.org>
#
# This file is part of the Patchwork package.
#
# Patchwork 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.
#
# Patchwork 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 Patchwork; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
from django import template
import re
register = template.Library()
@register.tag(name = 'ifpatcheditable')
def do_patch_is_editable(parser, token):
try:
tag_name, patch_var = token.split_contents()
except ValueError:
raise template.TemplateSyntaxError("%r tag requires one argument" \
% token.contents.split()[0])
end_tag = 'endifpatcheditable'
nodelist_true = parser.parse([end_tag, 'else'])
token = parser.next_token()
if token.contents == 'else':
nodelist_false = parser.parse([end_tag])
parser.delete_first_token()
else:
nodelist_false = template.NodeList()
return EditablePatchNode(patch_var, nodelist_true, nodelist_false)
class EditablePatchNode(template.Node):
def __init__(self, patch_var, nodelist_true, nodelist_false):
self.nodelist_true = nodelist_true
self.nodelist_false = nodelist_false
self.patch_var = template.Variable(patch_var)
self.user_var = template.Variable('user')
def render(self, context):
try:
patch = self.patch_var.resolve(context)
user = self.user_var.resolve(context)
except template.VariableDoesNotExist:
return ''
if not user.is_authenticated():
return self.nodelist_false.render(context)
if not patch.is_editable(user):
return self.nodelist_false.render(context)
return self.nodelist_true.render(context)
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