def valid_field_in_graph(arch):
- """A `field` node must be below a `graph` node."""
- return not arch.xpath('//graph[not ((field) and (@string))]')
+ """A `graph` must have `string` attribute and an immediate node of `graph` view must be `field`."""
+ if arch.xpath('//graph[not (@string)]'):
+ return False
+ for child in arch.xpath('/graph/child::*'):
+ if child.tag != 'field':
+ return False
+ return True
def valid_field_in_tree(arch):
- """A `field` and `button` node must be below a `tree` node."""
- return not arch.xpath('//tree[not((field) and (button) and (@string))]')
+ """A `tree` must have `string` attribute and an immediate node of `tree` view must be `field` or `button`."""
+ if arch.xpath('//tree[not (@string)]'):
+ return False
+ for child in arch.xpath('/tree/child::*'):
+ if child.tag not in ('field', 'button'):
+ return False
+ return True
def valid_att_in_field(arch):
def valid_att_in_label(arch):
- """A `for` and `string` attribute must be in a `label` node."""
+ """A `for` and `string` attribute must be on a `label` node."""
return not arch.xpath('//label[not ((@for) or (@string))]')
def valid_att_in_form(arch):
- """A `string` attribute must be in a `form` node."""
+ """A `string` attribute must be on a `form` node."""
return not arch.xpath('//form[not (@string)]')
def valid_view(arch):
if arch.tag == 'form':
- for pred in [valid_page_in_book,valid_att_in_form,valid_type_in_colspan,\
- valid_type_in_col,valid_att_in_field,valid_att_in_label]:
+ for pred in [valid_page_in_book, valid_att_in_form, valid_type_in_colspan,\
+ valid_type_in_col, valid_att_in_field, valid_att_in_label]:
if not pred(arch):
_logger.error('Invalid XML: %s', pred.__doc__)
return False
elif arch.tag == 'graph':
- for pred in [valid_field_in_graph,valid_type_in_colspan,valid_type_in_col,\
- valid_att_in_field,valid_att_in_label]:
+ for pred in [valid_field_in_graph, valid_att_in_field]:
if not pred(arch):
_logger.error('Invalid XML: %s', pred.__doc__)
return False
elif arch.tag == 'tree':
- for pred in [valid_field_in_tree,valid_type_in_colspan,valid_type_in_col,\
- valid_att_in_field,valid_att_in_label]:
+ for pred in [valid_field_in_tree, valid_att_in_field]:
if not pred(arch):
_logger.error('Invalid XML: %s', pred.__doc__)
return False