"""
HTML Parsers wrapper
- Written by BroytMann. Copyright (C) 1997-2008 PhiloSoft Design
+ Written by Broytman. Copyright (C) 1997-2010 PhiloSoft Design
"""
import codecs
DEFAULT_CHARSET = "cp1251" # Stupid default for Russian Cyrillic
parsers = []
+
try:
import parse_html_beautifulsoup
parse_html_beautifulsoup.DEFAULT_CHARSET = DEFAULT_CHARSET
else:
parsers.append(parse_html_beautifulsoup.parse_html)
-from parse_html_htmlparser import parse_html
-parsers.append(parse_html)
+try:
+ from parse_html_lxml import parse_html
+except ImportError:
+ pass
+else:
+ parsers.append(parse_html)
+
+try:
+ from parse_html_htmlparser import parse_html
+except ImportError:
+ pass
+else:
+ parsers.append(parse_html)
+
+try:
+ import parse_html_html5
+except ImportError:
+ pass
+else:
+ parsers.append(parse_html_html5.parse_html)
import re
def recode_entities(title, charset):
output = []
for part in entity_re.split(title):
- if part not in ("&", "<", ">", ""e;") and \
+ if part not in ("&", "<", ">", """) and \
entity_re.match(part):
- part = unichr(name2codepoint.get(part[1:-1], part)).encode(charset)
+ _part = name2codepoint.get(part[1:-1], None)
+ if _part is not None:
+ part = unichr(_part).encode(charset)
output.append(part)
title = ''.join(output)
def parse_html(filename, charset=None, log=None):
+ if not parsers:
+ return None
+
if charset:
try:
codecs.lookup(charset) # In case of unknown charset...
charsets = [universal_charset, DEFAULT_CHARSET]
if charset:
charset = charset.lower().replace("windows-", "cp")
- if charset not in charsets:
- charsets.insert(0, charset)
+ if charset in charsets:
+ charsets.remove(charset)
+ charsets.insert(0, charset)
for p in parsers:
parser = None
else:
if log: log("Parser %s.%s failed, trying next one." % (p.__module__, p.__name__))
+ if not parser:
+ return None
+
converted_title = title = parser.title
- if not parser.charset:
+ if title and (not parser.charset):
try:
unicode(title, "ascii")
except UnicodeDecodeError:
if parser.charset:
parser.charset = parser.charset.lower().replace("windows-", "cp")
- if parser.charset and (
+ if title and parser.charset and (
(parser.charset <> universal_charset) or
((not charset) or (charset <> parser.charset))):
try:
else:
if log: log(" title : %s" % title)
- final_title = recode_entities(converted_title, universal_charset)
- parts = [s.strip() for s in final_title.replace('\r', '').split('\n')]
- final_title = ' '.join([s for s in parts if s])
- if log and (final_title <> converted_title): log(" final title : %s" % final_title)
- parser.title = final_title
+ if title:
+ final_title = recode_entities(converted_title, universal_charset)
+ parts = [s.strip() for s in final_title.replace('\r', '').split('\n')]
+ final_title = ' '.join([s for s in parts if s])
+ if log and (final_title <> converted_title): log(" final title : %s" % final_title)
+ parser.title = final_title
return parser
else:
sys.exit("Usage: %s filename [charset]" % sys.argv[0])
- parser = parse_html(filename, universal_charset,
- log=lambda s: sys.stdout.write(s + '\n'))
+ parser = parse_html(filename, charset, log=lambda s: sys.stdout.write(s + '\n'))
print " refresh:", parser.refresh
print " icon :", parser.icon