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html5lib-python/html5lib/_ihatexml.py at master · prepare/html5lib-python · GitHub
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from
__future__
import
absolute_import
,
division
,
unicode_literals
import
re
import
warnings
from
.
constants
import
DataLossWarning
baseChar
=
"""
[#x0041-#x005A] | [#x0061-#x007A] | [#x00C0-#x00D6] | [#x00D8-#x00F6] |
[#x00F8-#x00FF] | [#x0100-#x0131] | [#x0134-#x013E] | [#x0141-#x0148] |
[#x014A-#x017E] | [#x0180-#x01C3] | [#x01CD-#x01F0] | [#x01F4-#x01F5] |
[#x01FA-#x0217] | [#x0250-#x02A8] | [#x02BB-#x02C1] | #x0386 |
[#x0388-#x038A] | #x038C | [#x038E-#x03A1] | [#x03A3-#x03CE] |
[#x03D0-#x03D6] | #x03DA | #x03DC | #x03DE | #x03E0 | [#x03E2-#x03F3] |
[#x0401-#x040C] | [#x040E-#x044F] | [#x0451-#x045C] | [#x045E-#x0481] |
[#x0490-#x04C4] | [#x04C7-#x04C8] | [#x04CB-#x04CC] | [#x04D0-#x04EB] |
[#x04EE-#x04F5] | [#x04F8-#x04F9] | [#x0531-#x0556] | #x0559 |
[#x0561-#x0586] | [#x05D0-#x05EA] | [#x05F0-#x05F2] | [#x0621-#x063A] |
[#x0641-#x064A] | [#x0671-#x06B7] | [#x06BA-#x06BE] | [#x06C0-#x06CE] |
[#x06D0-#x06D3] | #x06D5 | [#x06E5-#x06E6] | [#x0905-#x0939] | #x093D |
[#x0958-#x0961] | [#x0985-#x098C] | [#x098F-#x0990] | [#x0993-#x09A8] |
[#x09AA-#x09B0] | #x09B2 | [#x09B6-#x09B9] | [#x09DC-#x09DD] |
[#x09DF-#x09E1] | [#x09F0-#x09F1] | [#x0A05-#x0A0A] | [#x0A0F-#x0A10] |
[#x0A13-#x0A28] | [#x0A2A-#x0A30] | [#x0A32-#x0A33] | [#x0A35-#x0A36] |
[#x0A38-#x0A39] | [#x0A59-#x0A5C] | #x0A5E | [#x0A72-#x0A74] |
[#x0A85-#x0A8B] | #x0A8D | [#x0A8F-#x0A91] | [#x0A93-#x0AA8] |
[#x0AAA-#x0AB0] | [#x0AB2-#x0AB3] | [#x0AB5-#x0AB9] | #x0ABD | #x0AE0 |
[#x0B05-#x0B0C] | [#x0B0F-#x0B10] | [#x0B13-#x0B28] | [#x0B2A-#x0B30] |
[#x0B32-#x0B33] | [#x0B36-#x0B39] | #x0B3D | [#x0B5C-#x0B5D] |
[#x0B5F-#x0B61] | [#x0B85-#x0B8A] | [#x0B8E-#x0B90] | [#x0B92-#x0B95] |
[#x0B99-#x0B9A] | #x0B9C | [#x0B9E-#x0B9F] | [#x0BA3-#x0BA4] |
[#x0BA8-#x0BAA] | [#x0BAE-#x0BB5] | [#x0BB7-#x0BB9] | [#x0C05-#x0C0C] |
[#x0C0E-#x0C10] | [#x0C12-#x0C28] | [#x0C2A-#x0C33] | [#x0C35-#x0C39] |
[#x0C60-#x0C61] | [#x0C85-#x0C8C] | [#x0C8E-#x0C90] | [#x0C92-#x0CA8] |
[#x0CAA-#x0CB3] | [#x0CB5-#x0CB9] | #x0CDE | [#x0CE0-#x0CE1] |
[#x0D05-#x0D0C] | [#x0D0E-#x0D10] | [#x0D12-#x0D28] | [#x0D2A-#x0D39] |
[#x0D60-#x0D61] | [#x0E01-#x0E2E] | #x0E30 | [#x0E32-#x0E33] |
[#x0E40-#x0E45] | [#x0E81-#x0E82] | #x0E84 | [#x0E87-#x0E88] | #x0E8A |
#x0E8D | [#x0E94-#x0E97] | [#x0E99-#x0E9F] | [#x0EA1-#x0EA3] | #x0EA5 |
#x0EA7 | [#x0EAA-#x0EAB] | [#x0EAD-#x0EAE] | #x0EB0 | [#x0EB2-#x0EB3] |
#x0EBD | [#x0EC0-#x0EC4] | [#x0F40-#x0F47] | [#x0F49-#x0F69] |
[#x10A0-#x10C5] | [#x10D0-#x10F6] | #x1100 | [#x1102-#x1103] |
[#x1105-#x1107] | #x1109 | [#x110B-#x110C] | [#x110E-#x1112] | #x113C |
#x113E | #x1140 | #x114C | #x114E | #x1150 | [#x1154-#x1155] | #x1159 |
[#x115F-#x1161] | #x1163 | #x1165 | #x1167 | #x1169 | [#x116D-#x116E] |
[#x1172-#x1173] | #x1175 | #x119E | #x11A8 | #x11AB | [#x11AE-#x11AF] |
[#x11B7-#x11B8] | #x11BA | [#x11BC-#x11C2] | #x11EB | #x11F0 | #x11F9 |
[#x1E00-#x1E9B] | [#x1EA0-#x1EF9] | [#x1F00-#x1F15] | [#x1F18-#x1F1D] |
[#x1F20-#x1F45] | [#x1F48-#x1F4D] | [#x1F50-#x1F57] | #x1F59 | #x1F5B |
#x1F5D | [#x1F5F-#x1F7D] | [#x1F80-#x1FB4] | [#x1FB6-#x1FBC] | #x1FBE |
[#x1FC2-#x1FC4] | [#x1FC6-#x1FCC] | [#x1FD0-#x1FD3] | [#x1FD6-#x1FDB] |
[#x1FE0-#x1FEC] | [#x1FF2-#x1FF4] | [#x1FF6-#x1FFC] | #x2126 |
[#x212A-#x212B] | #x212E | [#x2180-#x2182] | [#x3041-#x3094] |
[#x30A1-#x30FA] | [#x3105-#x312C] | [#xAC00-#xD7A3]"""
ideographic
=
"""[#x4E00-#x9FA5] | #x3007 | [#x3021-#x3029]"""
combiningCharacter
=
"""
[#x0300-#x0345] | [#x0360-#x0361] | [#x0483-#x0486] | [#x0591-#x05A1] |
[#x05A3-#x05B9] | [#x05BB-#x05BD] | #x05BF | [#x05C1-#x05C2] | #x05C4 |
[#x064B-#x0652] | #x0670 | [#x06D6-#x06DC] | [#x06DD-#x06DF] |
[#x06E0-#x06E4] | [#x06E7-#x06E8] | [#x06EA-#x06ED] | [#x0901-#x0903] |
#x093C | [#x093E-#x094C] | #x094D | [#x0951-#x0954] | [#x0962-#x0963] |
[#x0981-#x0983] | #x09BC | #x09BE | #x09BF | [#x09C0-#x09C4] |
[#x09C7-#x09C8] | [#x09CB-#x09CD] | #x09D7 | [#x09E2-#x09E3] | #x0A02 |
#x0A3C | #x0A3E | #x0A3F | [#x0A40-#x0A42] | [#x0A47-#x0A48] |
[#x0A4B-#x0A4D] | [#x0A70-#x0A71] | [#x0A81-#x0A83] | #x0ABC |
[#x0ABE-#x0AC5] | [#x0AC7-#x0AC9] | [#x0ACB-#x0ACD] | [#x0B01-#x0B03] |
#x0B3C | [#x0B3E-#x0B43] | [#x0B47-#x0B48] | [#x0B4B-#x0B4D] |
[#x0B56-#x0B57] | [#x0B82-#x0B83] | [#x0BBE-#x0BC2] | [#x0BC6-#x0BC8] |
[#x0BCA-#x0BCD] | #x0BD7 | [#x0C01-#x0C03] | [#x0C3E-#x0C44] |
[#x0C46-#x0C48] | [#x0C4A-#x0C4D] | [#x0C55-#x0C56] | [#x0C82-#x0C83] |
[#x0CBE-#x0CC4] | [#x0CC6-#x0CC8] | [#x0CCA-#x0CCD] | [#x0CD5-#x0CD6] |
[#x0D02-#x0D03] | [#x0D3E-#x0D43] | [#x0D46-#x0D48] | [#x0D4A-#x0D4D] |
#x0D57 | #x0E31 | [#x0E34-#x0E3A] | [#x0E47-#x0E4E] | #x0EB1 |
[#x0EB4-#x0EB9] | [#x0EBB-#x0EBC] | [#x0EC8-#x0ECD] | [#x0F18-#x0F19] |
#x0F35 | #x0F37 | #x0F39 | #x0F3E | #x0F3F | [#x0F71-#x0F84] |
[#x0F86-#x0F8B] | [#x0F90-#x0F95] | #x0F97 | [#x0F99-#x0FAD] |
[#x0FB1-#x0FB7] | #x0FB9 | [#x20D0-#x20DC] | #x20E1 | [#x302A-#x302F] |
#x3099 | #x309A"""
digit
=
"""
[#x0030-#x0039] | [#x0660-#x0669] | [#x06F0-#x06F9] | [#x0966-#x096F] |
[#x09E6-#x09EF] | [#x0A66-#x0A6F] | [#x0AE6-#x0AEF] | [#x0B66-#x0B6F] |
[#x0BE7-#x0BEF] | [#x0C66-#x0C6F] | [#x0CE6-#x0CEF] | [#x0D66-#x0D6F] |
[#x0E50-#x0E59] | [#x0ED0-#x0ED9] | [#x0F20-#x0F29]"""
extender
=
"""
#x00B7 | #x02D0 | #x02D1 | #x0387 | #x0640 | #x0E46 | #x0EC6 | #x3005 |
#[#x3031-#x3035] | [#x309D-#x309E] | [#x30FC-#x30FE]"""
letter
=
" | "
.
join
([
baseChar
,
ideographic
])
# Without the
name
=
" | "
.
join
([
letter
,
digit
,
"."
,
"-"
,
"_"
,
combiningCharacter
,
extender
])
nameFirst
=
" | "
.
join
([
letter
,
"_"
])
reChar
=
re
.
compile
(
r"#x([\d|A-F]{4,4})"
)
reCharRange
=
re
.
compile
(
r"\[#x([\d|A-F]{4,4})-#x([\d|A-F]{4,4})\]"
)
def
charStringToList
(
chars
):
charRanges
=
[
item
.
strip
()
for
item
in
chars
.
split
(
" | "
)]
rv
=
[]
for
item
in
charRanges
:
foundMatch
=
False
for
regexp
in
(
reChar
,
reCharRange
):
match
=
regexp
.
match
(
item
)
if
match
is
not
None
:
rv
.
append
([
hexToInt
(
item
)
for
item
in
match
.
groups
()])
if
len
(
rv
[
-
1
])
==
1
:
rv
[
-
1
]
=
rv
[
-
1
]
*
2
foundMatch
=
True
break
if
not
foundMatch
:
assert
len
(
item
)
==
1
rv
.
append
([
ord
(
item
)]
*
2
)
rv
=
normaliseCharList
(
rv
)
return
rv
def
normaliseCharList
(
charList
):
charList
=
sorted
(
charList
)
for
item
in
charList
:
assert
item
[
1
]
>=
item
[
0
]
rv
=
[]
i
=
0
while
i
<
len
(
charList
):
j
=
1
rv
.
append
(
charList
[
i
])
while
i
+
j
<
len
(
charList
)
and
charList
[
i
+
j
][
0
]
<=
rv
[
-
1
][
1
]
+
1
:
rv
[
-
1
][
1
]
=
charList
[
i
+
j
][
1
]
j
+=
1
i
+=
j
return
rv
# We don't really support characters above the BMP :(
max_unicode
=
int
(
"FFFF"
,
16
)
def
missingRanges
(
charList
):
rv
=
[]
if
charList
[
0
]
!=
0
:
rv
.
append
([
0
,
charList
[
0
][
0
]
-
1
])
for
i
,
item
in
enumerate
(
charList
[:
-
1
]):
rv
.
append
([
item
[
1
]
+
1
,
charList
[
i
+
1
][
0
]
-
1
])
if
charList
[
-
1
][
1
]
!=
max_unicode
:
rv
.
append
([
charList
[
-
1
][
1
]
+
1
,
max_unicode
])
return
rv
def
listToRegexpStr
(
charList
):
rv
=
[]
for
item
in
charList
:
if
item
[
0
]
==
item
[
1
]:
rv
.
append
(
escapeRegexp
(
chr
(
item
[
0
])))
else
:
rv
.
append
(
escapeRegexp
(
chr
(
item
[
0
]))
+
"-"
+
escapeRegexp
(
chr
(
item
[
1
])))
return
"[%s]"
%
""
.
join
(
rv
)
def
hexToInt
(
hex_str
):
return
int
(
hex_str
,
16
)
def
escapeRegexp
(
string
):
specialCharacters
=
(
"."
,
"^"
,
"$"
,
"*"
,
"+"
,
"?"
,
"{"
,
"}"
,
"["
,
"]"
,
"|"
,
"("
,
")"
,
"-"
)
for
char
in
specialCharacters
:
string
=
string
.
replace
(
char
,
"
\\
"
+
char
)
return
string
# output from the above
nonXmlNameBMPRegexp
=
re
.
compile
(
'[
\x00
-,/:-@
\\
[-
\\
^`
\\
{-
\xb6
\xb8
-
\xbf
\xd7
\xf7
\u0132
-
\u0133
\u013f
-
\u0140
\u0149
\u017f
\u01c4
-
\u01cc
\u01f1
-
\u01f3
\u01f6
-
\u01f9
\u0218
-
\u024f
\u02a9
-
\u02ba
\u02c2
-
\u02cf
\u02d2
-
\u02ff
\u0346
-
\u035f
\u0362
-
\u0385
\u038b
\u038d
\u03a2
\u03cf
\u03d7
-
\u03d9
\u03db
\u03dd
\u03df
\u03e1
\u03f4
-
\u0400
\u040d
\u0450
\u045d
\u0482
\u0487
-
\u048f
\u04c5
-
\u04c6
\u04c9
-
\u04ca
\u04cd
-
\u04cf
\u04ec
-
\u04ed
\u04f6
-
\u04f7
\u04fa
-
\u0530
\u0557
-
\u0558
\u055a
-
\u0560
\u0587
-
\u0590
\u05a2
\u05ba
\u05be
\u05c0
\u05c3
\u05c5
-
\u05cf
\u05eb
-
\u05ef
\u05f3
-
\u0620
\u063b
-
\u063f
\u0653
-
\u065f
\u066a
-
\u066f
\u06b8
-
\u06b9
\u06bf
\u06cf
\u06d4
\u06e9
\u06ee
-
\u06ef
\u06fa
-
\u0900
\u0904
\u093a
-
\u093b
\u094e
-
\u0950
\u0955
-
\u0957
\u0964
-
\u0965
\u0970
-
\u0980
\u0984
\u098d
-
\u098e
\u0991
-
\u0992
\u09a9
\u09b1
\u09b3
-
\u09b5
\u09ba
-
\u09bb
\u09bd
\u09c5
-
\u09c6
\u09c9
-
\u09ca
\u09ce
-
\u09d6
\u09d8
-
\u09db
\u09de
\u09e4
-
\u09e5
\u09f2
-
\u0a01
\u0a03
-
\u0a04
\u0a0b
-
\u0a0e
\u0a11
-
\u0a12
\u0a29
\u0a31
\u0a34
\u0a37
\u0a3a
-
\u0a3b
\u0a3d
\u0a43
-
\u0a46
\u0a49
-
\u0a4a
\u0a4e
-
\u0a58
\u0a5d
\u0a5f
-
\u0a65
\u0a75
-
\u0a80
\u0a84
\u0a8c
\u0a8e
\u0a92
\u0aa9
\u0ab1
\u0ab4
\u0aba
-
\u0abb
\u0ac6
\u0aca
\u0ace
-
\u0adf
\u0ae1
-
\u0ae5
\u0af0
-
\u0b00
\u0b04
\u0b0d
-
\u0b0e
\u0b11
-
\u0b12
\u0b29
\u0b31
\u0b34
-
\u0b35
\u0b3a
-
\u0b3b
\u0b44
-
\u0b46
\u0b49
-
\u0b4a
\u0b4e
-
\u0b55
\u0b58
-
\u0b5b
\u0b5e
\u0b62
-
\u0b65
\u0b70
-
\u0b81
\u0b84
\u0b8b
-
\u0b8d
\u0b91
\u0b96
-
\u0b98
\u0b9b
\u0b9d
\u0ba0
-
\u0ba2
\u0ba5
-
\u0ba7
\u0bab
-
\u0bad
\u0bb6
\u0bba
-
\u0bbd
\u0bc3
-
\u0bc5
\u0bc9
\u0bce
-
\u0bd6
\u0bd8
-
\u0be6
\u0bf0
-
\u0c00
\u0c04
\u0c0d
\u0c11
\u0c29
\u0c34
\u0c3a
-
\u0c3d
\u0c45
\u0c49
\u0c4e
-
\u0c54
\u0c57
-
\u0c5f
\u0c62
-
\u0c65
\u0c70
-
\u0c81
\u0c84
\u0c8d
\u0c91
\u0ca9
\u0cb4
\u0cba
-
\u0cbd
\u0cc5
\u0cc9
\u0cce
-
\u0cd4
\u0cd7
-
\u0cdd
\u0cdf
\u0ce2
-
\u0ce5
\u0cf0
-
\u0d01
\u0d04
\u0d0d
\u0d11
\u0d29
\u0d3a
-
\u0d3d
\u0d44
-
\u0d45
\u0d49
\u0d4e
-
\u0d56
\u0d58
-
\u0d5f
\u0d62
-
\u0d65
\u0d70
-
\u0e00
\u0e2f
\u0e3b
-
\u0e3f
\u0e4f
\u0e5a
-
\u0e80
\u0e83
\u0e85
-
\u0e86
\u0e89
\u0e8b
-
\u0e8c
\u0e8e
-
\u0e93
\u0e98
\u0ea0
\u0ea4
\u0ea6
\u0ea8
-
\u0ea9
\u0eac
\u0eaf
\u0eba
\u0ebe
-
\u0ebf
\u0ec5
\u0ec7
\u0ece
-
\u0ecf
\u0eda
-
\u0f17
\u0f1a
-
\u0f1f
\u0f2a
-
\u0f34
\u0f36
\u0f38
\u0f3a
-
\u0f3d
\u0f48
\u0f6a
-
\u0f70
\u0f85
\u0f8c
-
\u0f8f
\u0f96
\u0f98
\u0fae
-
\u0fb0
\u0fb8
\u0fba
-
\u109f
\u10c6
-
\u10cf
\u10f7
-
\u10ff
\u1101
\u1104
\u1108
\u110a
\u110d
\u1113
-
\u113b
\u113d
\u113f
\u1141
-
\u114b
\u114d
\u114f
\u1151
-
\u1153
\u1156
-
\u1158
\u115a
-
\u115e
\u1162
\u1164
\u1166
\u1168
\u116a
-
\u116c
\u116f
-
\u1171
\u1174
\u1176
-
\u119d
\u119f
-
\u11a7
\u11a9
-
\u11aa
\u11ac
-
\u11ad
\u11b0
-
\u11b6
\u11b9
\u11bb
\u11c3
-
\u11ea
\u11ec
-
\u11ef
\u11f1
-
\u11f8
\u11fa
-
\u1dff
\u1e9c
-
\u1e9f
\u1efa
-
\u1eff
\u1f16
-
\u1f17
\u1f1e
-
\u1f1f
\u1f46
-
\u1f47
\u1f4e
-
\u1f4f
\u1f58
\u1f5a
\u1f5c
\u1f5e
\u1f7e
-
\u1f7f
\u1fb5
\u1fbd
\u1fbf
-
\u1fc1
\u1fc5
\u1fcd
-
\u1fcf
\u1fd4
-
\u1fd5
\u1fdc
-
\u1fdf
\u1fed
-
\u1ff1
\u1ff5
\u1ffd
-
\u20cf
\u20dd
-
\u20e0
\u20e2
-
\u2125
\u2127
-
\u2129
\u212c
-
\u212d
\u212f
-
\u217f
\u2183
-
\u3004
\u3006
\u3008
-
\u3020
\u3030
\u3036
-
\u3040
\u3095
-
\u3098
\u309b
-
\u309c
\u309f
-
\u30a0
\u30fb
\u30ff
-
\u3104
\u312d
-
\u4dff
\u9fa6
-
\uabff
\ud7a4
-
\uffff
]'
)
# noqa
nonXmlNameFirstBMPRegexp
=
re
.
compile
(
'[
\x00
-@
\\
[-
\\
^`
\\
{-
\xbf
\xd7
\xf7
\u0132
-
\u0133
\u013f
-
\u0140
\u0149
\u017f
\u01c4
-
\u01cc
\u01f1
-
\u01f3
\u01f6
-
\u01f9
\u0218
-
\u024f
\u02a9
-
\u02ba
\u02c2
-
\u0385
\u0387
\u038b
\u038d
\u03a2
\u03cf
\u03d7
-
\u03d9
\u03db
\u03dd
\u03df
\u03e1
\u03f4
-
\u0400
\u040d
\u0450
\u045d
\u0482
-
\u048f
\u04c5
-
\u04c6
\u04c9
-
\u04ca
\u04cd
-
\u04cf
\u04ec
-
\u04ed
\u04f6
-
\u04f7
\u04fa
-
\u0530
\u0557
-
\u0558
\u055a
-
\u0560
\u0587
-
\u05cf
\u05eb
-
\u05ef
\u05f3
-
\u0620
\u063b
-
\u0640
\u064b
-
\u0670
\u06b8
-
\u06b9
\u06bf
\u06cf
\u06d4
\u06d6
-
\u06e4
\u06e7
-
\u0904
\u093a
-
\u093c
\u093e
-
\u0957
\u0962
-
\u0984
\u098d
-
\u098e
\u0991
-
\u0992
\u09a9
\u09b1
\u09b3
-
\u09b5
\u09ba
-
\u09db
\u09de
\u09e2
-
\u09ef
\u09f2
-
\u0a04
\u0a0b
-
\u0a0e
\u0a11
-
\u0a12
\u0a29
\u0a31
\u0a34
\u0a37
\u0a3a
-
\u0a58
\u0a5d
\u0a5f
-
\u0a71
\u0a75
-
\u0a84
\u0a8c
\u0a8e
\u0a92
\u0aa9
\u0ab1
\u0ab4
\u0aba
-
\u0abc
\u0abe
-
\u0adf
\u0ae1
-
\u0b04
\u0b0d
-
\u0b0e
\u0b11
-
\u0b12
\u0b29
\u0b31
\u0b34
-
\u0b35
\u0b3a
-
\u0b3c
\u0b3e
-
\u0b5b
\u0b5e
\u0b62
-
\u0b84
\u0b8b
-
\u0b8d
\u0b91
\u0b96
-
\u0b98
\u0b9b
\u0b9d
\u0ba0
-
\u0ba2
\u0ba5
-
\u0ba7
\u0bab
-
\u0bad
\u0bb6
\u0bba
-
\u0c04
\u0c0d
\u0c11
\u0c29
\u0c34
\u0c3a
-
\u0c5f
\u0c62
-
\u0c84
\u0c8d
\u0c91
\u0ca9
\u0cb4
\u0cba
-
\u0cdd
\u0cdf
\u0ce2
-
\u0d04
\u0d0d
\u0d11
\u0d29
\u0d3a
-
\u0d5f
\u0d62
-
\u0e00
\u0e2f
\u0e31
\u0e34
-
\u0e3f
\u0e46
-
\u0e80
\u0e83
\u0e85
-
\u0e86
\u0e89
\u0e8b
-
\u0e8c
\u0e8e
-
\u0e93
\u0e98
\u0ea0
\u0ea4
\u0ea6
\u0ea8
-
\u0ea9
\u0eac
\u0eaf
\u0eb1
\u0eb4
-
\u0ebc
\u0ebe
-
\u0ebf
\u0ec5
-
\u0f3f
\u0f48
\u0f6a
-
\u109f
\u10c6
-
\u10cf
\u10f7
-
\u10ff
\u1101
\u1104
\u1108
\u110a
\u110d
\u1113
-
\u113b
\u113d
\u113f
\u1141
-
\u114b
\u114d
\u114f
\u1151
-
\u1153
\u1156
-
\u1158
\u115a
-
\u115e
\u1162
\u1164
\u1166
\u1168
\u116a
-
\u116c
\u116f
-
\u1171
\u1174
\u1176
-
\u119d
\u119f
-
\u11a7
\u11a9
-
\u11aa
\u11ac
-
\u11ad
\u11b0
-
\u11b6
\u11b9
\u11bb
\u11c3
-
\u11ea
\u11ec
-
\u11ef
\u11f1
-
\u11f8
\u11fa
-
\u1dff
\u1e9c
-
\u1e9f
\u1efa
-
\u1eff
\u1f16
-
\u1f17
\u1f1e
-
\u1f1f
\u1f46
-
\u1f47
\u1f4e
-
\u1f4f
\u1f58
\u1f5a
\u1f5c
\u1f5e
\u1f7e
-
\u1f7f
\u1fb5
\u1fbd
\u1fbf
-
\u1fc1
\u1fc5
\u1fcd
-
\u1fcf
\u1fd4
-
\u1fd5
\u1fdc
-
\u1fdf
\u1fed
-
\u1ff1
\u1ff5
\u1ffd
-
\u2125
\u2127
-
\u2129
\u212c
-
\u212d
\u212f
-
\u217f
\u2183
-
\u3006
\u3008
-
\u3020
\u302a
-
\u3040
\u3095
-
\u30a0
\u30fb
-
\u3104
\u312d
-
\u4dff
\u9fa6
-
\uabff
\ud7a4
-
\uffff
]'
)
# noqa
# Simpler things
nonPubidCharRegexp
=
re
.
compile
(
"[^
\x20
\x0D
\x0A
a-zA-Z0-9\-
\'
()+,./:=?;!*#@$_%]"
)
class
InfosetFilter
(
object
):
replacementRegexp
=
re
.
compile
(
r"U[\dA-F]{5,5}"
)
def
__init__
(
self
,
dropXmlnsLocalName
=
False
,
dropXmlnsAttrNs
=
False
,
preventDoubleDashComments
=
False
,
preventDashAtCommentEnd
=
False
,
replaceFormFeedCharacters
=
True
,
preventSingleQuotePubid
=
False
):
self
.
dropXmlnsLocalName
=
dropXmlnsLocalName
self
.
dropXmlnsAttrNs
=
dropXmlnsAttrNs
self
.
preventDoubleDashComments
=
preventDoubleDashComments
self
.
preventDashAtCommentEnd
=
preventDashAtCommentEnd
self
.
replaceFormFeedCharacters
=
replaceFormFeedCharacters
self
.
preventSingleQuotePubid
=
preventSingleQuotePubid
self
.
replaceCache
=
{}
def
coerceAttribute
(
self
,
name
,
namespace
=
None
):
if
self
.
dropXmlnsLocalName
and
name
.
startswith
(
"xmlns:"
):
warnings
.
warn
(
"Attributes cannot begin with xmlns"
,
DataLossWarning
)
return
None
elif
(
self
.
dropXmlnsAttrNs
and
namespace
==
"http://www.w3.org/2000/xmlns/"
):
warnings
.
warn
(
"Attributes cannot be in the xml namespace"
,
DataLossWarning
)
return
None
else
:
return
self
.
toXmlName
(
name
)
def
coerceElement
(
self
,
name
):
return
self
.
toXmlName
(
name
)
def
coerceComment
(
self
,
data
):
if
self
.
preventDoubleDashComments
:
while
"--"
in
data
:
warnings
.
warn
(
"Comments cannot contain adjacent dashes"
,
DataLossWarning
)
data
=
data
.
replace
(
"--"
,
"- -"
)
if
data
.
endswith
(
"-"
):
warnings
.
warn
(
"Comments cannot end in a dash"
,
DataLossWarning
)
data
+=
" "
return
data
def
coerceCharacters
(
self
,
data
):
if
self
.
replaceFormFeedCharacters
:
for
_
in
range
(
data
.
count
(
"
\x0C
"
)):
warnings
.
warn
(
"Text cannot contain U+000C"
,
DataLossWarning
)
data
=
data
.
replace
(
"
\x0C
"
,
" "
)
# Other non-xml characters
return
data
def
coercePubid
(
self
,
data
):
dataOutput
=
data
for
char
in
nonPubidCharRegexp
.
findall
(
data
):
warnings
.
warn
(
"Coercing non-XML pubid"
,
DataLossWarning
)
replacement
=
self
.
getReplacementCharacter
(
char
)
dataOutput
=
dataOutput
.
replace
(
char
,
replacement
)
if
self
.
preventSingleQuotePubid
and
dataOutput
.
find
(
"'"
)
>=
0
:
warnings
.
warn
(
"Pubid cannot contain single quote"
,
DataLossWarning
)
dataOutput
=
dataOutput
.
replace
(
"'"
,
self
.
getReplacementCharacter
(
"'"
))
return
dataOutput
def
toXmlName
(
self
,
name
):
nameFirst
=
name
[
0
]
nameRest
=
name
[
1
:]
m
=
nonXmlNameFirstBMPRegexp
.
match
(
nameFirst
)
if
m
:
warnings
.
warn
(
"Coercing non-XML name"
,
DataLossWarning
)
nameFirstOutput
=
self
.
getReplacementCharacter
(
nameFirst
)
else
:
nameFirstOutput
=
nameFirst
nameRestOutput
=
nameRest
replaceChars
=
set
(
nonXmlNameBMPRegexp
.
findall
(
nameRest
))
for
char
in
replaceChars
:
warnings
.
warn
(
"Coercing non-XML name"
,
DataLossWarning
)
replacement
=
self
.
getReplacementCharacter
(
char
)
nameRestOutput
=
nameRestOutput
.
replace
(
char
,
replacement
)
return
nameFirstOutput
+
nameRestOutput
def
getReplacementCharacter
(
self
,
char
):
if
char
in
self
.
replaceCache
:
replacement
=
self
.
replaceCache
[
char
]
else
:
replacement
=
self
.
escapeChar
(
char
)
return
replacement
def
fromXmlName
(
self
,
name
):
for
item
in
set
(
self
.
replacementRegexp
.
findall
(
name
)):
name
=
name
.
replace
(
item
,
self
.
unescapeChar
(
item
))
return
name
def
escapeChar
(
self
,
char
):
replacement
=
"U%05X"
%
ord
(
char
)
self
.
replaceCache
[
char
]
=
replacement
return
replacement
def
unescapeChar
(
self
,
charcode
):
return
chr
(
int
(
charcode
[
1
:],
16
))
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