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"""
A SAX 2.0 driver for sgmllib.
$Id: drv_sgmllib.py,v 1.3 2001/12/30 12:13:45 loewis Exp $
"""
import types, string
import sgmllib
from xml.sax import SAXNotSupportedException, SAXNotRecognizedException
from xml.sax.xmlreader import IncrementalParser
# ===== DRIVER
class SgmllibDriver(sgmllib.SGMLParser, IncrementalParser):
# ===== SAX 2.0 INTERFACES
# --- XMLReader methods
def __init__(self):
sgmllib.SGMLParser.__init__(self)
IncrementalParser.__init__(self)
self._sysid = None
self._pubid = None
def prepareParser(self, source):
self._sysid = source.getSystemId()
self._pubid = source.getPublicId()
self._cont_handler.startDocument()
def close(self):
sgmllib.SGMLParser.close(self)
self._cont_handler.endDocument()
def setLocale(self, locale):
raise SAXNotSupportedException("setLocale not supported")
def getFeature(self, name):
raise SAXNotRecognizedException("Feature '%s' not recognized" % name)
def setFeature(self, name, state):
raise SAXNotRecognizedException("Feature '%s' not recognized" % name)
def getProperty(self, name):
raise SAXNotRecognizedException("Property '%s' not recognized" % name)
def setProperty(self, name, value):
raise SAXNotRecognizedException("Property '%s' not recognized" % name)
# --- Locator methods
def getColumnNumber(self):
return -1
def getLineNumber(self):
return -1
def getPublicId(self):
return self._pubid
def getSystemId(self):
return self._sysid
# ===== HTMLLIB INTERFACES
def unknown_starttag(self, name, attrs):
self._cont_handler.startElement(name, AttributesImpl(attrs))
def unknown_endtag(self, name):
self._cont_handler.endElement(name)
def handle_data(self, data):
self._cont_handler.characters(data)
# ===== ATTRIBUTESIMPL =====
class AttributesImpl:
def __init__(self, attrs):
"attrs has the form [(name, value), (name, value)...]"
self._attrs = attrs
def getLength(self):
return len(self._attrs)
def getType(self, name):
return "CDATA"
def getValue(self, name):
for (aname, avalue) in self._attrs:
if aname == name:
return avalue
raise KeyError, name
def getValueByQName(self, name):
for (aname, avalue) in self._attrs:
if aname == name:
return avalue
raise KeyError, name
def getNameByQName(self, name):
for (aname, avalue) in self._attrs:
if aname == name:
return name
raise KeyError, name
def getQNameByName(self, name):
return self.getNameByQName(name)
def getNames(self):
return map(lambda x: x[0], self._attrs)
def getQNames(self):
return map(lambda x: x[0], self._attrs)
def __len__(self):
return len(self._attrs)
def __getitem__(self, name):
for (aname, avalue) in self._attrs:
if aname == name:
return avalue
raise KeyError, name
def keys(self):
return self.getNames()
def has_key(self, name):
for (aname, avalue) in self._attrs:
if aname == name:
return 1
return 0
def get(self, name, alternative=None):
for (aname, avalue) in self._attrs:
if aname == name:
return avalue
def copy(self):
return self.__class__(self._attrs)
def items(self):
return self._attrs
def values(self):
return map(lambda x: x[1], self._attrs)
# ---
def create_parser():
return SgmllibDriver()
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