def process_context(self, context: Iterable) -> Any:
"""Iterate context and push the events to main parser."""
obj = None
for event, element in context:
if event == EventType.START:
self.parser.start(
self.clazz,
self.queue,
self.objects,
element.tag,
element.attrib,
element.nsmap,
)
elif event == EventType.END:
obj = self.parser.end(
self.queue,
self.objects,
element.tag,
element.text,
element.tail,
)
element.clear()
elif event == EventType.START_NS:
prefix, uri = element
self.parser.start_prefix_mapping(prefix, uri)
else:
raise XmlHandlerError(f"Unhandled event: `{event}`.")
return obj
def parse(self, source: Any) -> Any:
"""
Parse an XML document from a system identifier or an InputSource.
:raises XmlHandlerError: If process xinclude config is enabled.
"""
if self.parser.config.process_xinclude:
raise XmlHandlerError(
f"{type(self).__name__} doesn't support xinclude elements.")
return self.process_context(iterparse(source, EVENTS)) # nosec
def parse(self, source: List[Tuple]) -> Any:
"""Forward the pre-recorded events to the main parser."""
obj = None
for event, *args in source:
if event == EventType.START:
self.parser.start(self.clazz, self.queue, self.objects, *args)
elif event == EventType.END:
obj = self.parser.end(self.queue, self.objects, *args)
elif event == EventType.START_NS:
self.parser.start_prefix_mapping(*args)
else:
raise XmlHandlerError(f"Unhandled event: `{event}`.")
return obj
def parse(self, source: Any) -> Any:
"""
Parse an XML document from a system identifier or an InputSource.
:raises XmlHandlerError: If process xinclude config is enabled.
"""
if self.parser.config.process_xinclude:
raise XmlHandlerError(
f"{type(self).__name__} doesn't support xinclude elements.")
parser = sax.make_parser() # nosec
parser.setFeature(sax.handler.feature_namespaces, True)
parser.setContentHandler(self)
parser.parse(source)
return self.close()
def parse(self, source: Any) -> Any:
"""
Parse an XML document from a system identifier or an InputSource.
The xml parser will ignore comments, recover from errors and
clean duplicate namespace prefixes.
"""
if self.parser.config.process_xinclude:
raise XmlHandlerError(
f"{type(self).__name__} doesn't support xinclude elements.")
parser = etree.XMLParser(
target=self,
recover=True,
remove_comments=True,
ns_clean=True,
resolve_entities=False,
no_network=True,
)
return etree.parse(source, parser=parser) # nosec