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Use etree.html to handle HTML entities and not UTF-8 encodings

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This commit is contained in:
Marshall T. Vandegrift 2009-01-18 21:44:43 -05:00
parent cba3bb55e4
commit 76de6aef24
2 changed files with 11 additions and 17 deletions
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20
src/calibre/ebooks/oeb/base.py
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@ -15,10 +15,10 @@ from urlparse import urldefrag, urlparse, urlunparse
from urllib import unquote as urlunquote from urllib import unquote as urlunquote
import logging import logging
import re import re
import htmlentitydefs
import uuid import uuid
import copy import copy
from lxml import etree from lxml import etree
from lxml import html
from calibre import LoggingInterface from calibre import LoggingInterface
XML_PARSER = etree.XMLParser(recover=True) XML_PARSER = etree.XMLParser(recover=True)
@ -67,14 +67,6 @@ OEB_IMAGES = set([GIF_MIME, JPEG_MIME, PNG_MIME, SVG_MIME])
MS_COVER_TYPE = 'other.ms-coverimage-standard' MS_COVER_TYPE = 'other.ms-coverimage-standard'
recode = lambda s: s.decode('iso-8859-1').encode('ascii', 'xmlcharrefreplace')
ENTITYDEFS = dict((k, recode(v)) for k, v in htmlentitydefs.entitydefs.items())
del ENTITYDEFS['lt']
del ENTITYDEFS['gt']
del ENTITYDEFS['quot']
del ENTITYDEFS['amp']
del recode
def element(parent, *args, **kwargs): def element(parent, *args, **kwargs):
if parent is not None: if parent is not None:
@ -298,7 +290,6 @@ class Metadata(object):
class Manifest(object): class Manifest(object):
class Item(object): class Item(object):
ENTITY_RE = re.compile(r'&([a-zA-Z_:][a-zA-Z0-9.-_:]+);')
NUM_RE = re.compile('^(.*)([0-9][0-9.]*)(?=[.]|$)') NUM_RE = re.compile('^(.*)([0-9][0-9.]*)(?=[.]|$)')
def __init__(self, id, href, media_type, def __init__(self, id, href, media_type,
@ -317,9 +308,12 @@ class Manifest(object):
% (self.id, self.href, self.media_type) % (self.id, self.href, self.media_type)
def _force_xhtml(self, data): def _force_xhtml(self, data):
repl = lambda m: ENTITYDEFS.get(m.group(1), m.group(0)) try:
data = self.ENTITY_RE.sub(repl, data) data = etree.fromstring(data, parser=XML_PARSER)
data = etree.fromstring(data, parser=XML_PARSER) except etree.XMLSyntaxError:
data = html.fromstring(data, parser=XML_PARSER)
data = etree.tostring(data, encoding=unicode)
data = etree.fromstring(data, parser=XML_PARSER)
if namespace(data.tag) != XHTML_NS: if namespace(data.tag) != XHTML_NS:
data.attrib['xmlns'] = XHTML_NS data.attrib['xmlns'] = XHTML_NS
data = etree.tostring(data) data = etree.tostring(data)

8
src/calibre/ebooks/oeb/transforms/flatcss.py
View File

@ -161,11 +161,11 @@ class CSSFlattener(object):
if 'bgcolor' in node.attrib: if 'bgcolor' in node.attrib:
cssdict['background-color'] = node.attrib['bgcolor'] cssdict['background-color'] = node.attrib['bgcolor']
del node.attrib['bgcolor'] del node.attrib['bgcolor']
if 'font-size' in cssdict or tag == 'body':
fsize = self.fmap[style['font-size']]
cssdict['font-size'] = "%0.5fem" % (fsize / psize)
psize = fsize
if cssdict: if cssdict:
if 'font-size' in cssdict or tag == 'body':
fsize = self.fmap[style['font-size']]
cssdict['font-size'] = "%0.5fem" % (fsize / psize)
psize = fsize
if self.lineh and self.fbase and tag != 'body': if self.lineh and self.fbase and tag != 'body':
self.clean_edges(cssdict, style, psize) self.clean_edges(cssdict, style, psize)
margin = style['margin-left'] margin = style['margin-left']