def from_xml(cls, source):
"""Import a page information. @source must be an XML exported
valid page.
"""
# page *must* be validated first
etree = ElementTree.fromstring(source) # parse XML
page_info = etree[0].attrib # page info in first child
path = page_info.get("path")
locale = page_info.get("locale", "")
path, created = Path.objects.get_or_create(path=path, locale=locale)
# save page data, image is saved later if any
data = {
"meta_title": page_info.get("meta_title", ""),
"meta_description": page_info.get("meta_description", ""),
"meta_keywords": page_info.get("meta_keywords", ""),
"search_text": page_info.get("search_text", ""),
"description": page_info.get("description", ""),
"template": page_info.get("template"),
"path": path,
}
page = Page(**data)
page.save()
# save search image if any
save_b64_image(page_info.get("search_image"), page_info.get("search_image_name"), page.search_image, save=True)
# values are from second child to end
for node in etree[1:]:
attr = node.attrib
name, value_type, value = attr["name"], attr["type"], attr["value"]
if value_type in TYPES_MAP:
value = TYPES_MAP[value_type]().from_xml(attr)
page.values.add(Value(name=name, value=value, type=value_type))
return page
def from_xml(self, data):
"""Reads image stored in a XML file, value must be an base64 enconded
image and name must be present."""
if 'value' in data and 'file_name' in data:
return save_b64_image(data['value'], data['file_name'],
self._model().value)