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
|
import os
import sys
from xml.parsers.xmlproc import xmlval
from xml.parsers.xmlproc.utils import validate_doc, load_dtd, ErrorPrinter
dtd = load_dtd("xmlval_illformed.dtd")
f = open("doc.xml", "w")
f.write("""<?xml version="1.0"?>
<!DOCTYPE configuration SYSTEM "xmlval_illformed.dtd">
<configuration><notallowed/></configuration>""")
f.close()
try:
# validate_doc(dtd, "doc.xml")
# validate_doc is not suitable since it prints to stderr
parser = xmlval.XMLValidator()
parser.dtd = dtd # FIXME: what to do if there is a !DOCTYPE?
parser.set_error_handler(ErrorPrinter(parser, out=sys.stdout))
parser.parse_resource("doc.xml")
finally:
os.unlink("doc.xml")
DOC_TEXT ="""\
<?xml version='1.0' encoding='ISO-8859-1'?>
<!DOCTYPE root [
<!ELEMENT root EMPTY>
<!ENTITY % big-ent SYSTEM 'larger-than-16K.ent'>
%big-ent;
]>
<root/>
"""
LINE = "<!-- This is a really long entity; it doesn't say much, though. -->\n"
f1 = open("doc.xml", "w")
f2 = open("larger-than-16K.ent", "w")
try:
f1.write(DOC_TEXT)
f1.close()
for i in range(int(17*1024 / len(LINE))):
f2.write(LINE)
f2.close()
parser = xmlval.XMLValidator()
#parser.dtd = dtd # FIXME: what to do if there is a !DOCTYPE?
parser.set_error_handler(ErrorPrinter(parser, out=sys.stdout))
parser.parse_resource("doc.xml")
finally:
os.unlink("doc.xml")
os.unlink("larger-than-16K.ent")
|
