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# coding: utf-8
# parts of code © alkogrun
import re
import htmlentitydefs
edefs = dict()
for Name, Numb in htmlentitydefs.name2codepoint.iteritems():
edefs[Name] = unichr(Numb)
del Name, Numb, htmlentitydefs
compile_ehtmls = re.compile(r"&(#?[xX]?(?:[0-9a-fA-F]+|\w{1,8}));")
compile_eol = re.compile(r"</?br */?>")
def uhtml(data):
"""
Unescapes escaped html characters
"""
if "&" in data:
def e_sb(co):
co = co.group(1)
if co.startswith("#"):
if chr(120) == co[1].lower():
Char, c06 = co[2:], 16
else:
Char, c06 = co[1:], 10
try:
Numb = int(Char, c06)
assert (-1 < Numb < 65535)
Char = unichr(Numb)
except Exception:
Char = edefs.get(Char, "&%s;" % co)
else:
Char = edefs.get(co, "&%s;" % co)
return Char
data = compile_ehtmls.sub(e_sb, data)
data = compile_eol.sub("\n", data)
return data
def getTagArg(tag, argv, data, close_tag=""):
close_tag = close_tag or tag
pattern = re.compile(r"<%(tag)s.? %(argv)s=[\"']?(.*?)[\"']?\">(.*?)</%(close_tag)s>" % vars(), flags=re.DOTALL | re.IGNORECASE)
tagData = pattern.search(data)
if tagData:
tagData = tagData.group(1)
return tagData or " "
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