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authorMartin v. Löwis <martin@v.loewis.de>2001-01-27 08:56:24 (GMT)
committerMartin v. Löwis <martin@v.loewis.de>2001-01-27 08:56:24 (GMT)
commit0591725bc5947c7b604b6d4bc59b0fc7e45d8070 (patch)
treefa0b32fc8bd8144b171b98f51b94194bd6f9606c /Lib/xml/sax
parent52ce0d08374a7d0c14a8cca46a85d0b53c359fcc (diff)
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Synchronize with PyXML 1.10
Break cycle involving expat parser in close(). Add lex handler support to SAX2 pyexpat
Diffstat (limited to 'Lib/xml/sax')
-rw-r--r--Lib/xml/sax/expatreader.py32
1 files changed, 25 insertions, 7 deletions
diff --git a/Lib/xml/sax/expatreader.py b/Lib/xml/sax/expatreader.py
index d84931e..96687f3 100644
--- a/Lib/xml/sax/expatreader.py
+++ b/Lib/xml/sax/expatreader.py
@@ -27,6 +27,7 @@ class ExpatParser(xmlreader.IncrementalParser, xmlreader.Locator):
self._source = xmlreader.InputSource()
self._parser = None
self._namespaces = namespaceHandling
+ self._lex_handler_prop = None
self._parsing = 0
self._entity_stack = []
@@ -60,10 +61,15 @@ class ExpatParser(xmlreader.IncrementalParser, xmlreader.Locator):
name)
def getProperty(self, name):
+ if name == handler.property_lexical_handler:
+ return self._lex_handler_prop
raise SAXNotRecognizedException("Property '%s' not recognized" % name)
def setProperty(self, name, value):
- raise SAXNotRecognizedException("Property '%s' not recognized" % name)
+ if name == handler.property_lexical_handler:
+ self._lex_handler_prop = value
+ else:
+ raise SAXNotRecognizedException("Property '%s' not recognized" % name)
# IncrementalParser methods
@@ -82,6 +88,7 @@ class ExpatParser(xmlreader.IncrementalParser, xmlreader.Locator):
except expat.error:
error_code = self._parser.ErrorCode
exc = SAXParseException(expat.ErrorString(error_code), None, self)
+ # FIXME: when to invoke error()?
self._err_handler.fatalError(exc)
def close(self):
@@ -91,6 +98,8 @@ class ExpatParser(xmlreader.IncrementalParser, xmlreader.Locator):
self.feed("", isFinal = 1)
self._cont_handler.endDocument()
self._parsing = 0
+ # break cycle created by expat handlers pointing to our methods
+ self._parser = None
def reset(self):
if self._namespaces:
@@ -109,12 +118,15 @@ class ExpatParser(xmlreader.IncrementalParser, xmlreader.Locator):
self._parser.NotationDeclHandler = self.notation_decl
self._parser.StartNamespaceDeclHandler = self.start_namespace_decl
self._parser.EndNamespaceDeclHandler = self.end_namespace_decl
-# self._parser.CommentHandler =
-# self._parser.StartCdataSectionHandler =
-# self._parser.EndCdataSectionHandler =
-# self._parser.DefaultHandler =
-# self._parser.DefaultHandlerExpand =
-# self._parser.NotStandaloneHandler =
+
+ self._decl_handler_prop = None
+ if self._lex_handler_prop:
+ self._parser.CommentHandler = self._lex_handler_prop.comment
+ self._parser.StartCdataSectionHandler = self._lex_handler_prop.startCDATA
+ self._parser.EndCdataSectionHandler = self._lex_handler_prop.endCDATA
+# self._parser.DefaultHandler =
+# self._parser.DefaultHandlerExpand =
+# self._parser.NotStandaloneHandler =
self._parser.ExternalEntityRefHandler = self.external_entity_ref
self._parsing = 0
@@ -123,9 +135,13 @@ class ExpatParser(xmlreader.IncrementalParser, xmlreader.Locator):
# Locator methods
def getColumnNumber(self):
+ if self._parser is None:
+ return None
return self._parser.ErrorColumnNumber
def getLineNumber(self):
+ if self._parser is None:
+ return 1
return self._parser.ErrorLineNumber
def getPublicId(self):
@@ -165,6 +181,8 @@ class ExpatParser(xmlreader.IncrementalParser, xmlreader.Locator):
pair = string.split(name)
if len(pair) == 1:
pair = (None, name)
+ else:
+ pair = tuple(pair)
self._cont_handler.endElementNS(pair, None)