X-Git-Url: https://git.phdru.name/?a=blobdiff_plain;f=parse_html%2F__init__.py;h=b3d562488fbfab7b00914b39b24e34d7ac6e5a16;hb=a8d53ec6ab657ced2a8778ad8616ed9fc0e6a332;hp=c67f2e7ef30a0ff18233d604a1b8b1f6c54487a9;hpb=9989e73be9690cf0fccab901c9db81711cb9a9e7;p=bookmarks_db.git diff --git a/parse_html/__init__.py b/parse_html/__init__.py index c67f2e7..b3d5624 100644 --- a/parse_html/__init__.py +++ b/parse_html/__init__.py @@ -1,179 +1,14 @@ -""" - HTML Parsers wrapper - - Written by Broytman. Copyright (C) 1997-2011 PhiloSoft Design -""" - -import codecs - -universal_charset = "utf-8" -DEFAULT_CHARSET = "cp1251" # Stupid default for Russian Cyrillic - -parsers = [] - -try: - from . import beautifulsoup -except ImportError: - pass -else: - beautifulsoup.DEFAULT_CHARSET = DEFAULT_CHARSET - parsers.append(beautifulsoup.parse_html) - -try: - from .lxml import parse_html -except ImportError: - pass -else: - parsers.append(parse_html) - -try: - from .htmlparser import parse_html -except ImportError: - pass -else: - parsers.append(parse_html) - -try: - from . import html5 -except ImportError: - pass -else: - parsers.append(html5.parse_html) - -# ElementTidy often segfaults -#try: -# from . import etreetidy -#except ImportError: -# pass -#else: -# parsers.append(etreetidy.parse_html) - -import re -from htmlentitydefs import name2codepoint - -entity_re = re.compile("(&\w+;)") -num_entity_re = re.compile("(&#[0-9]+;)") +"""HTML Parsers -def recode_entities(title, charset): - output = [] - for part in entity_re.split(title): - if part not in ("&", "<", ">", """) and \ - entity_re.match(part): - _part = name2codepoint.get(part[1:-1], None) - if _part is not None: - part = unichr(_part).encode(charset) - output.append(part) - title = ''.join(output) +This file is a part of Bookmarks database and Internet robot. - output = [] - for part in num_entity_re.split(title): - if num_entity_re.match(part): - try: - part = unichr(int(part[2:-1])).encode(charset) - except UnicodeEncodeError: - pass # Leave the entity as is - output.append(part) - - return ''.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... - except (ValueError, LookupError): - charset = None # ...try charset from HTML - - charsets = [universal_charset, DEFAULT_CHARSET] - if charset: - charset = charset.lower().replace("windows-", "cp") - if charset in charsets: - charsets.remove(charset) - charsets.insert(0, charset) - - for p in parsers: - parser = None - for c in charsets: - try: - parser = p(filename, c, log) - except UnicodeEncodeError: - pass - else: - break - if parser: - break - 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 title and (not parser.charset): - try: - unicode(title, "ascii") - except UnicodeDecodeError: - parser.charset = DEFAULT_CHARSET - - if parser.charset: - parser.charset = parser.charset.lower().replace("windows-", "cp") - - if title and parser.charset and ( - (parser.charset <> universal_charset) or - ((not charset) or (charset <> parser.charset))): - try: - if parser.meta_charset: - if log: log(" META charset : %s" % parser.charset) - elif (not charset) or (charset <> parser.charset): - if log: log(" guessed charset: %s" % parser.charset) - if log: log(" current charset: %s" % universal_charset) - if log: log(" title : %s" % title) - if parser.charset <> universal_charset: - try: - converted_title = unicode(title, parser.charset).encode(universal_charset) - except UnicodeError: - if log: log(" incorrect conversion from %s, converting from %s" % (parser.charset, DEFAULT_CHARSET)) - converted_title = unicode(title, DEFAULT_CHARSET, "replace").encode(universal_charset, "replace") - parser.charset = DEFAULT_CHARSET - if log and (converted_title <> title): log(" converted title: %s" % converted_title) - except LookupError: - if log: log(" unknown charset: '%s'" % parser.charset) - else: - if log: log(" title : %s" % 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 - - icon = parser.icon - if isinstance(icon, unicode): - try: - parser.icon = icon.encode('ascii') - except UnicodeEncodeError: - if parser.charset: - parser.icon = icon.encode(parser.charset) - return parser +""" +__author__ = "Oleg Broytman " +__copyright__ = "Copyright (C) 1997-2014 PhiloSoft Design" +__license__ = "GNU GPL" -def test(): - import sys +__all__ = ['parse_html', 'parse_filename', 'main'] - l = len(sys.argv) - if l == 3: - filename = sys.argv[1] - charset = sys.argv[2] - elif l == 2: - filename = sys.argv[1] - charset = universal_charset - else: - sys.exit("Usage: %s filename [charset]" % sys.argv[0]) - parser = parse_html(filename, charset, log=lambda s: sys.stdout.write(s + '\n')) - print " refresh:", parser.refresh - print " icon :", parser.icon +from .bkmk_parse_html import parse_html, parse_filename