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Fix #5931 (Calibre does not convert whole LRF to EPUB)

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Kovid Goyal 2010-06-24 23:56:56 -06:00
parent 80548645de
commit 5f41fde25f
2 changed files with 13 additions and 13 deletions
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2
src/calibre/ebooks/lrf/input.py
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@ -367,7 +367,7 @@ class LRFInput(InputFormatPlugin):
xml = d.to_xml(write_files=True)
if options.verbose > 2:
open('lrs.xml', 'wb').write(xml.encode('utf-8'))
parser = etree.XMLParser(recover=True, no_network=True)
parser = etree.XMLParser(recover=True, no_network=True, huge_tree=True)
doc = etree.fromstring(xml, parser=parser)
char_button_map = {}
for x in doc.xpath('//CharButton[@refobj]'):

24
src/calibre/ebooks/oeb/base.py
View File

@ -7,7 +7,7 @@ __license__ = 'GPL v3'
__copyright__ = '2008, Marshall T. Vandegrift <llasram@gmail.com>'
__docformat__ = 'restructuredtext en'
import os, re, uuid, logging
import os, re, uuid, logging, functools
from mimetypes import types_map
from collections import defaultdict
from itertools import count
@ -26,6 +26,8 @@ from calibre.ebooks.chardet import xml_to_unicode
from calibre.ebooks.oeb.entitydefs import ENTITYDEFS
from calibre.ebooks.conversion.preprocess import CSSPreProcessor
RECOVER_PARSER = etree.XMLParser(recover=True, no_network=True, huge_tree=True)
XML_NS = 'http://www.w3.org/XML/1998/namespace'
XHTML_NS = 'http://www.w3.org/1999/xhtml'
OEB_DOC_NS = 'http://openebook.org/namespaces/oeb-document/1.0/'
@ -233,8 +235,6 @@ PREFIXNAME_RE = re.compile(r'^[^:]+[:][^:]+')
XMLDECL_RE = re.compile(r'^\s*<[?]xml.*?[?]>')
CSSURL_RE = re.compile(r'''url[(](?P<q>["']?)(?P<url>[^)]+)(?P=q)[)]''')
RECOVER_PARSER = etree.XMLParser(recover=True)
def element(parent, *args, **kwargs):
if parent is not None:
@ -780,8 +780,7 @@ class Manifest(object):
assume_utf8=True, resolve_entities=True)[0]
if not data:
return None
parser = etree.XMLParser(recover=True)
return etree.fromstring(data, parser=parser)
return etree.fromstring(data, parser=RECOVER_PARSER)
def _parse_xhtml(self, data):
self.oeb.log.debug('Parsing', self.href, '...')
@ -809,16 +808,17 @@ class Manifest(object):
pat = re.compile(r'&(%s);'%('|'.join(user_entities.keys())))
data = pat.sub(lambda m:user_entities[m.group(1)], data)
fromstring = functools.partial(etree.fromstring, parser=RECOVER_PARSER)
# Try with more & more drastic measures to parse
def first_pass(data):
try:
data = etree.fromstring(data)
data = fromstring(data)
except etree.XMLSyntaxError, err:
self.oeb.log.exception('Initial parse failed:')
repl = lambda m: ENTITYDEFS.get(m.group(1), m.group(0))
data = ENTITY_RE.sub(repl, data)
try:
data = etree.fromstring(data)
data = fromstring(data)
except etree.XMLSyntaxError, err:
self.oeb.logger.warn('Parsing file %r as HTML' % self.href)
if err.args and err.args[0].startswith('Excessive depth'):
@ -832,9 +832,9 @@ class Manifest(object):
elem.text = elem.text.strip('-')
data = etree.tostring(data, encoding=unicode)
try:
data = etree.fromstring(data)
data = fromstring(data)
except etree.XMLSyntaxError:
data = etree.fromstring(data, parser=RECOVER_PARSER)
data = fromstring(data)
return data
data = first_pass(data)
@ -866,12 +866,12 @@ class Manifest(object):
data = etree.tostring(data, encoding=unicode)
try:
data = etree.fromstring(data)
data = fromstring(data)
except:
data = data.replace(':=', '=').replace(':>', '>')
data = data.replace('<http:/>', '')
try:
data = etree.fromstring(data)
data = fromstring(data)
except etree.XMLSyntaxError:
self.oeb.logger.warn('Stripping comments and meta tags from %s'%
self.href)
@ -882,7 +882,7 @@ class Manifest(object):
"<?xml version='1.0' encoding='utf-8'?><o:p></o:p>",
'')
data = data.replace("<?xml version='1.0' encoding='utf-8'??>", '')
data = etree.fromstring(data)
data = fromstring(data)
elif namespace(data.tag) != XHTML_NS:
# OEB_DOC_NS, but possibly others
ns = namespace(data.tag)