def add_meta(xhtml, name, content):
""" Add a meta tag. """
for head in gg.xpath(xhtml, '//xhtml:head'):
meta = em.meta(name=name, content=content)
meta.tail = '\n'
head.append(meta)
def add_internal_css(xhtml, css_as_string):
""" Add internal stylesheet to html. """
if css_as_string and xhtml is not None:
css_as_string = '\n' + css_as_string.strip(' \n') + '\n'
for head in gg.xpath(xhtml, '//xhtml:head'):
style = em.style(css_as_string, type='text/css')
style.tail = '\n'
head.append(style)
def add_external_css(self, spider, xhtml, css_as_string, url):
""" Add external stylesheet to html. """
if css_as_string:
attribs = parsers.ParserAttributes()
attribs.orig_mediatype = attribs.HeaderElement('text/css')
attribs.url = attribs.orig_url = url
p = ParserFactory.ParserFactory.get(attribs)
p.parse_string(css_as_string)
spider.parsers.append(p)
if xhtml is not None:
for head in gg.xpath(xhtml, '//xhtml:head'):
link = em.link(href=url, rel='stylesheet', type='text/css')
link.tail = '\n'
head.append(link)
def add_body_class(xhtml, classname):
""" Add a class to the body element. """
if classname and xhtml is not None:
for body in gg.xpath(xhtml, '//xhtml:body'):
HTMLishWriter.add_class(body, classname)
