def parse(self, node):
'''Parse the XML DOM node as a query document.
'''
if 'query' != node.nodeName:
raise ValueError('Expected query but got "%s"' % node.nodeName)
self.mimeAccept, self.results = [], []
for child in node.childNodes:
if child.nodeType == xml.dom.Node.ELEMENT_NODE:
if child.nodeName == u'queryAttributes':
self.header = QueryHeader(node=child)
elif child.nodeName == u'resultModeID':
self.resultModeID = xmlutils.text(child)
elif child.nodeName == u'queryPropogationType':
self.propType = xmlutils.text(child)
elif child.nodeName == u'queryPropogationLevels':
self.propLevels = xmlutils.text(child)
elif child.nodeName == u'queryMimeAccept':
self.mimeAccept.append(xmlutils.text(child))
elif child.nodeName == u'queryMaxResults':
self.maxResults = int(xmlutils.text(child))
elif child.nodeName == u'queryKWQString':
self.keywordQuery = xmlutils.text(child)
elif child.nodeName == u'querySelectSet':
self.selects = _parseQueryElements(child)
elif child.nodeName == u'queryFromSet':
self.froms = _parseQueryElements(child)
elif child.nodeName == u'queryWhereSet':
self.wheres = _parseQueryElements(child)
elif child.nodeName == u'queryResultSet':
self.resultSet = QueryResult(node=child)
def parse(self, node):
'''Parse the XML DOM node as a query document.
'''
if 'query' != node.nodeName:
raise ValueError('Expected query but got "%s"' % node.nodeName)
self.mimeAccept, self.results = [], []
for child in node.childNodes:
if child.nodeType == xml.dom.Node.ELEMENT_NODE:
if child.nodeName == u'queryAttributes':
self.header = QueryHeader(node=child)
elif child.nodeName == u'resultModeID':
self.resultModeID = xmlutils.text(child)
elif child.nodeName == u'queryPropogationType':
self.propType = xmlutils.text(child)
elif child.nodeName == u'queryPropogationLevels':
self.propLevels = xmlutils.text(child)
elif child.nodeName == u'queryMimeAccept':
self.mimeAccept.append(xmlutils.text(child))
elif child.nodeName == u'queryMaxResults':
self.maxResults = int(xmlutils.text(child))
elif child.nodeName == u'queryKWQString':
self.keywordQuery = xmlutils.text(child)
elif child.nodeName == u'querySelectSet':
self.selects = _parseQueryElements(child)
elif child.nodeName == u'queryFromSet':
self.froms = _parseQueryElements(child)
elif child.nodeName == u'queryWhereSet':
self.wheres = _parseQueryElements(child)
elif child.nodeName == u'queryResultSet':
self.resultSet = QueryResult(node=child)
def _parseProfileElement(node):
'''Construct an appropriate profile element from the given DOM node.
'''
if node.nodeName != u'profElement':
raise ValueError('Expected profElement element but got "%s"' % node.nodeName)
settings = dict(elemId=u'UNKNOWN', elemDesc=u'UNKNOWN', elemType=u'UNKNOWN', elemUnit=u'UNKNOWN', elemEnumFlag=u'F',
elemComment=u'UNKNOWN')
values, syns = [], []
for child in filter(lambda node: node.nodeType == xml.dom.Node.ELEMENT_NODE, node.childNodes):
text = xmlutils.text(child)
if child.nodeName == u'elemValue':
values.append(text)
elif child.nodeName == u'elemSynonym':
syns.append(text)
else:
settings[str(child.nodeName)] = text
if 'elemName' not in settings:
raise ValueError('profElement requires elemName but none specified')
if 'elemEnumFlag' not in settings:
raise ValueError('profElement requires elemEnumFlag but none specified')
# Normally I'd treat only those XML elements where elemEnumFlag as T as possibly producing
# unspecified or enumerated, and F producing *only* ranged elements. But PDS profile
# servers are producing profile elements with F for elemEnumFlag and yet NO elemMinValue
# and elemMaxValue. If they're using the Java profile code, I'd call that a bug in that
# code. If they're not, then I'd say they're producing profiles incorrectly.
if settings['elemEnumFlag'] == 'T':
if len(values) == 0:
return UnspecifiedProfileElement(settings['elemName'], settings['elemDesc'], settings['elemType'],
settings['elemUnit'], syns, settings['elemComment'])
else:
return EnumeratedProfileElement(settings['elemName'], settings['elemDesc'], settings['elemType'],
settings['elemUnit'], syns, settings['elemComment'], values)
else:
if 'elemMinValue' not in settings or 'elemMaxValue' not in settings:
return UnspecifiedProfileElement(settings['elemName'], settings['elemDesc'], settings['elemType'],
settings['elemUnit'], syns, settings['elemComment'])
else:
return RangedProfileElement(settings['elemName'], settings['elemDesc'], settings['elemType'],
settings['elemUnit'], syns, settings['elemComment'], float(settings['elemMinValue']),
float(settings['elemMaxValue']))
def _parseProfileElement(node):
'''Construct an appropriate profile element from the given DOM node.
'''
if node.nodeName != u'profElement':
raise ValueError('Expected profElement element but got "%s"' %
node.nodeName)
settings = dict(elemId=u'UNKNOWN',
elemDesc=u'UNKNOWN',
elemType=u'UNKNOWN',
elemUnit=u'UNKNOWN',
elemEnumFlag=u'F',
elemComment=u'UNKNOWN')
values, syns = [], []
for child in filter(
lambda node: node.nodeType == xml.dom.Node.ELEMENT_NODE,
node.childNodes):
text = xmlutils.text(child)
if child.nodeName == u'elemValue':
values.append(text)
elif child.nodeName == u'elemSynonym':
syns.append(text)
else:
settings[str(child.nodeName)] = text
if 'elemName' not in settings:
raise ValueError('profElement requires elemName but none specified')
if 'elemEnumFlag' not in settings:
raise ValueError(
'profElement requires elemEnumFlag but none specified')
# Normally I'd treat only those XML elements where elemEnumFlag as T as possibly producing
# unspecified or enumerated, and F producing *only* ranged elements. But PDS profile
# servers are producing profile elements with F for elemEnumFlag and yet NO elemMinValue
# and elemMaxValue. If they're using the Java profile code, I'd call that a bug in that
# code. If they're not, then I'd say they're producing profiles incorrectly.
if settings['elemEnumFlag'] == 'T':
if len(values) == 0:
return UnspecifiedProfileElement(settings['elemName'],
settings['elemDesc'],
settings['elemType'],
settings['elemUnit'], syns,
settings['elemComment'])
else:
return EnumeratedProfileElement(settings['elemName'],
settings['elemDesc'],
settings['elemType'],
settings['elemUnit'], syns,
settings['elemComment'], values)
else:
if 'elemMinValue' not in settings or 'elemMaxValue' not in settings:
return UnspecifiedProfileElement(settings['elemName'],
settings['elemDesc'],
settings['elemType'],
settings['elemUnit'], syns,
settings['elemComment'])
else:
return RangedProfileElement(settings['elemName'],
settings['elemDesc'],
settings['elemType'],
settings['elemUnit'], syns,
settings['elemComment'],
float(settings['elemMinValue']),
float(settings['elemMaxValue']))
