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Updated XMLGenerator to new DocumentHandler interface (patch 101572).

This commit is contained in:
Lars Gustäbel 2000-09-21 08:25:28 +00:00
parent b4d6bb0987
commit c5cec51b95
1 changed files with 30 additions and 11 deletions
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39
Lib/xml/sax/saxutils.py
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@ -23,35 +23,48 @@ def escape(data, entities={}):
class XMLGenerator(handler.ContentHandler):
def __init__(self, out=None):
def __init__(self, out=None, encoding="iso-8859-1"):
if out is None:
import sys
out = sys.stdout
handler.ContentHandler.__init__(self)
self._out = out
self._ns_contexts = [{}] # contains uri -> prefix dicts
self._current_context = self._ns_contexts[-1]
self._encoding = encoding
# ContentHandler methods
def startDocument(self):
self._out.write('<?xml version="1.0" encoding="iso-8859-1"?>\n')
self._out.write('<?xml version="1.0" encoding="%s"?>\n' %
self._encoding)
def startPrefixMapping(self, prefix, uri):
pass
self._ns_contexts.append(self._current_context.copy())
self._current_context[uri] = prefix
def endPrefixMapping(self, prefix):
pass
del self._current_context[-1]
def startElement(self, name, attrs):
if type(name) is type(()):
uri, localname, prefix = name
name = "%s:%s"%(prefix,localname)
self._out.write('<' + name)
for (name, value) in attrs.items():
self._out.write(' %s="%s"' % (name, escape(value)))
self._out.write('>')
def endElement(self, name):
# FIXME: not namespace friendly yet
self._out.write('</%s>' % name)
def startElementNS(self, name, qname, attrs):
name = self._current_context[name[0]] + ":" + name[1]
self._out.write('<' + name)
for (name, value) in attrs.items():
name = self._current_context[name[0]] + ":" + name[1]
self._out.write(' %s="%s"' % (name, escape(value)))
self._out.write('>')
def endElementNS(self, name, qname):
name = self._current_context[name[0]] + ":" + name[1]
self._out.write('</%s>' % name)
def characters(self, content):
@ -103,8 +116,14 @@ class XMLFilterBase:
def startElement(self, name, attrs):
self._cont_handler.startElement(name, attrs)
def endElement(self, name, qname):
self._cont_handler.endElement(name, qname)
def endElement(self, name):
self._cont_handler.endElement(name)
def startElementNS(self, name, qname, attrs):
self._cont_handler.startElement(name, attrs)
def endElementNS(self, name, qname):
self._cont_handler.endElementNS(name, qname)
def characters(self, content):
self._cont_handler.characters(content)