def loads(self,s):
"""Load object from a string *s*.
Loaded object is returned.
This is a convenience method that reads the dom document, calls *retrieve*
and frees the reference tables."""
self.cleanReftables()
e=dom.parseString(s).documentElement
val=self.retrieve(e)
self.cleanReftables()
return val;
def parseXMLString(txt):
"""
Return DOM Document object for xml string *txt* .
This is a wrapper to parsing function for some DOM parser.
ODPdom is used by default.
Change parseXML and parseXMLString if you want to use a different DOM parser.
"""
if use_odpdom:
return ODPdom.parseString(txt)
else:
msg().message("WARNING: ODPdom is not working, using minidom.")
return xml.dom.minidom.parseString(txt)
def parseXML(path):
"""
Return DOM Document object for xml file given by path.
This is a wrapper to parsing function for some DOM parser.
ODPdom is used by default.
Change parseXML and parseXMLString if you want to use a different DOM parser.
"""
import os.path
if not os.path.exists(path):
raise IOError, "No such file or directory: '%s'" % path
if use_odpdom:
return ODPdom.parseFile(path)
else:
msg().message("WARNING: ODPdom is not working, using minidom.")
return xml.dom.minidom.parse(path)
def getChildrenByTagName(elem, tag, name=None):
"""
Searches the children of *elem* for element nodes
with the tagname *tag* and optionaly with the attribute "name"
having the value *name*.
"""
try:
r = ODPdom.ChildrenByTagNameList(elem, tag)
if name:
# print "return filtered ODPdom.ChildrenByTagNameList"
return filter(lambda x, name=name: x.getAttribute("name") == name,
r)
else:
return r
except:
# print "ODPdom.ChildrenByTagNameList failed"
if name:
f=lambda x,tag=tag,name=name:(x.nodeName==tag) and\
(x.nodeType==x.ELEMENT_NODE) and\
(x.getAttribute("name")==name)
else:
f = lambda x, tag=tag: (x.nodeName == tag) and (x.nodeType == x.
ELEMENT_NODE)
return filter(f, elem.childNodes)