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"""
Support for XCatalog catalog files.
$Id: xcatalog.py,v 1.7 2000/09/26 14:43:10 loewis Exp $
"""
import catalog,xmlapp,xmlproc
# --- An XCatalog parser factory
class XCatParserFactory:
def __init__(self,error_lang=None):
self.error_lang=error_lang
def make_parser(self,sysid):
return XCatalogParser(self.error_lang)
class FancyParserFactory:
def __init__(self,error_lang=None):
self.error_lang=error_lang
def make_parser(self,sysid):
if sysid[-4:]==".soc":
return catalog.CatalogParser(self.error_lang)
elif sysid[-4:]==".xml":
return XCatalogParser(self.error_lang)
else:
return catalog.CatalogParser(self.error_lang)
# --- An XCatalog 0.1 parser
class XCatalogParser(catalog.AbstrCatalogParser,xmlapp.Application):
def __init__(self,error_lang=None):
catalog.AbstrCatalogParser.__init__(self)
xmlapp.Application.__init__(self)
self.error_lang=error_lang
def parse_resource(self,sysid):
parser=xmlproc.XMLProcessor()
self.parser=parser
parser.set_application(self)
if self.error_lang!=None:
parser.set_error_language(self.error_lang)
parser.set_error_handler(self.err)
parser.parse_resource(sysid)
del self.parser
def handle_start_tag(self,name,attrs):
try:
if name=="Base":
self.app.handle_base(attrs["HRef"])
elif name=="Map":
self.app.handle_public(attrs["PublicID"],attrs["HRef"])
elif name=="Delegate":
self.app.handle_delegate(attrs["PublicID"],attrs["HRef"])
elif name=="Extend":
self.app.handle_catalog(attrs["HRef"])
elif name!="XCatalog":
self.parser.report_error(5000,(name,))
except KeyError,e:
if e.args[0]=="HRef" or e.args[0]=="PublicID" or e.args[0]=="HRef":
self.parser.report_error(5001,(e.args[0],name))
else:
raise e # This came from the application, pass it on
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