def __init__(self, source):
if not source:
source = "<html/>"
parser = etree.HTMLParser(encoding="utf-8")
tree = etree.HTML(source, parser=parser)
for element in tree.xpath("//textarea"):
content = inner_content(element)
content = re.sub("\A\n", "", content)
for child in element.getchildren():
element.remove(child)
element.text = content
self.tree = tree
def value(self):
""" str: The value of the form element. """
if self.tag_name == "textarea":
return inner_content(self.native)
elif self.tag_name == "select":
if self["multiple"] == "multiple":
selected_options = self._find_xpath(".//option[@selected='selected']")
return [_get_option_value(option) for option in selected_options]
else:
options = (
self._find_xpath(".//option[@selected='selected']") +
self._find_xpath(".//option"))
return _get_option_value(options[0]) if options else None
elif self.tag_name == "input" and self["type"] in ["checkbox", "radio"]:
return self["value"] or "on"
else:
return self["value"]
def _get_option_value(option):
return option.get("value") or inner_content(option)