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[per-object-permissions] Fixed bug in if_has_perm tag that would cause it to not work if an object paramter was not passed to it

git-svn-id: http://code.djangoproject.com/svn/django/branches/per-object-permissions@3614 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Christopher Long 2006-08-19 16:26:11 +00:00
parent f180bb6ab3
commit da50848a71

View File

@ -33,11 +33,11 @@ def if_has_perm(parser, token):
if tokens[1] is "not":
not_flag = True
permission=tokens[2]
if tokens[3]:
if len(tokens)>3:
object=tokens[3]
else:
permission=tokens[1]
if tokens[2]:
if len(tokens)>2:
object=tokens[2]
if not (permission[0] == permission[-1] and permission[0] in ('"', "'")):
@ -69,11 +69,14 @@ class HasPermNode(template.Node):
nodes.extend(self.nodelist_false.get_nodes_by_type(nodetype))
return nodes
def render(self, context):
try:
object = template.resolve_variable(self.object_name, context)
except template.VariableDoesNotExist:
return ''
def render(self, context):
if self.object_name:
try:
object = template.resolve_variable(self.object_name, context)
except template.VariableDoesNotExist:
return ''
else:
object=None
try:
user = template.resolve_variable("user", context)
@ -86,5 +89,6 @@ class HasPermNode(template.Node):
return self.nodelist_true.render(context)
if (self.not_flag and bool_perm) or (not self.not_flag and not bool_perm):
return self.nodelist_false.render(context)
return ''
register.tag('if_has_perm', if_has_perm)