if text is None:
return None
text = flt(text)
- return text
+ # TODO: just work on the tree and let lxml handle escaping.
+ e = etree.Element("x")
+ e.text = text
+ return etree.tostring(e, encoding=unicode)[3:-4]
def generate(self, document):
"""Generate text from node using handlers defined in class."""
"""
# Here we can see how a decision not to return the modified map
# leads to a need for a hack.
- return reduce(lambda a, b: a.update(b) or a, self._options, defaultdict(lambda: False))
+ return reduce(lambda a, b: a.update(b) or a, self._options, defaultdict(lambda: None))
@options.setter
def options(self, opts):
# depending on number of returned values, vals can be None, a value, or a tuple.
# how poorly designed is that? 9 lines below are needed just to unpack this.
if vals is None:
- return []
+ return [self.filter_text(element.tail)]
else:
if not isinstance(vals, tuple):
return [vals, self.filter_text(element.tail)]
return out
-def tag(name, classes=None, **attrs):
+def tag_open_close(name_, classes_=None, **attrs):
+ u"""Creates tag beginning and end.
+
+ >>> tag_open_close("a", "klass", x=u"ą<")
+ (u'<a x="\\u0105<" class="klass">', u'</a>')
+
+ """
+ if classes_:
+ if isinstance(classes_, (tuple, list)): classes_ = ' '.join(classes_)
+ attrs['class'] = classes_
+
+ e = etree.Element(name_)
+ e.text = " "
+ for k, v in attrs.items():
+ e.attrib[k] = v
+ pre, post = etree.tostring(e, encoding=unicode).split(u"> <")
+ return pre + u">", u"<" + post
+
+def tag(name_, classes_=None, **attrs):
"""Returns a handler which wraps node contents in tag `name', with class attribute
set to `classes' and other attributes according to keyword paramters
"""
- if classes:
- if isinstance(classes, (tuple, list)): classes = ' '.join(classes)
- attrs['class'] = classes
- a = ''.join([' %s="%s"' % (k,v) for (k,v) in attrs.items()])
def _hnd(self, element):
- return "<%s%s>" % (name, a), "</%s>" % name
+ return tag_open_close(name_, classes_, **attrs)
return _hnd