def output(self, string):
"""String output; supports 'structure' keyword.
>>> class MockExpressionTranslator(ExpressionTranslator):
... def validate(self, string):
... return True
...
... def translate(self, string):
... return types.value(string)
>>> output = MockExpressionTranslator().output
>>> output("context/title")
escape(value('context/title'),)
>>> output("structure context/title")
value('context/title')
"""
if string.startswith('structure '):
return self.expression(string[len('structure')+1:])
expression = self.expression(string)
if isinstance(expression, types.parts):
return types.escape(expression)
return types.escape((expression,))
def output(self, string):
"""String output; supports 'structure' keyword.
>>> class MockExpressionTranslator(ExpressionTranslator):
... def translate(self, string, escape=None):
... if string: return types.value(string)
>>> output = MockExpressionTranslator().output
>>> output("context/title")
escape(value('context/title'),)
>>> output("context/pretty_title_or_id|context/title")
escape(value('context/pretty_title_or_id'), value('context/title'))
>>> output("structure context/title")
value('context/title')
>>> output(" structure context/title")
value('context/title')
"""
string = string.lstrip(' ')
if string.startswith('structure '):
return self.tales(string[len('structure'):])
expression = self.tales(string)
if isinstance(expression, types.parts):
return types.escape(expression)
return types.escape((expression,))
def tail(self):
tail = self.element.tail
if tail is not None:
if self.element.strip_text:
parent = self.element.getparent()
if parent is not None and parent.strip_text and parent[
-1] is self.element:
tail = tail.rstrip('\n ')
parent = self.element.getparent()
if parent is not None and not parent.node._interpolation_enabled:
return (tail, )
parts = self.element.translator.split(tail)
if self.element.tag == '{http://www.w3.org/1999/xhtml}cdata':
return parts
if not self._interpolation_escape:
return parts
return tuple(
isinstance(part, types.expression) and types.escape(part) or \
self.element.meta_structure is True and part or \
utils.htmlescape(part) for part in parts)
return ()
def tail(self):
tail = self.element.tail
if tail is not None:
if self.element.strip_text:
parent = self.element.getparent()
if parent is not None and parent.strip_text and parent[-1] is self.element:
tail = tail.rstrip('\n ')
parent = self.element.getparent()
if parent is not None and not parent.node._interpolation_enabled:
return (tail,)
parts = self.element.translator.split(tail)
if self.element.tag == '{http://www.w3.org/1999/xhtml}cdata':
return parts
if not self._interpolation_escape:
return parts
return tuple(
isinstance(part, types.expression) and types.escape(part) or \
self.element.meta_structure is True and part or \
utils.htmlescape(part) for part in parts)
return ()
def content(self):
content = self._content
if content is not None:
if isinstance(content, types.escape):
return types.escape((types.value(self.content_symbol), ))
return types.parts((types.value(self.content_symbol), ))
def content(self):
content = self._content
if content is not None:
if isinstance(content, types.escape):
return types.escape((types.value(self.content_symbol),))
return types.parts((types.value(self.content_symbol),))
