1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
"""
Support for XCatalog catalog files.
$Id: xcatalog.py,v 1.9 2001/12/30 12:09:14 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] in ("HRef" , "PublicID"):
self.parser.report_error(5001,(e.args[0],name))
else:
raise e # This came from the application, pass it on
# implementing Locator methods
def get_current_sysid(self):
return self.parser.get_current_sysid()
def get_line(self):
return self.parser.get_line()
def get_column(self):
return self.parser.get_column()
|
