def get_description_display(self, device):
html = etree.fromstring("<div>%s</div>" % self.description, parser=etree.HTMLParser())
for img in html.findall(".//img"):
eis = resize_external_image(img.attrib["src"], device.max_image_width - 10)
if eis != None:
img.attrib["src"] = eis.get_absolute_url()
img.attrib["width"] = "%d" % eis.width
img.attrib["height"] = "%d" % eis.height
return etree.tostring(html.find(".//div"), method="html")[5:-6]
def render(self, context):
try:
width = int(self.max_width.resolve(context))
except Exception:
width = float('inf')
url, width = self.url.resolve(context), min(width, context['device'].max_image_width)
try:
eis = resize_external_image(url, width)
except IOError:
eis = None
if self.just_url:
return eis.get_absolute_url() if eis != None else url
elif eis is None:
return """<div class="backgrounded-image" style="background-image:url('%s');"> </div>""" % (eis.get_absolute_url() if eis != None else url)
else:
return """<div class="backgrounded-image" style="background-image:url('%s'); height:%dpx"> </div>""" % (eis.get_absolute_url(), eis.height)
