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PDF Output: Serialize ToC string as UTF-16

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PDF Output: Fix non-breaking space characters incorrectly rendered in
PDF outline. Fixes #1223862 [PDF TOC -    appears sometimes as €](https://bugs.launchpad.net/calibre/+bug/1223862)
This commit is contained in:
Kovid Goyal 2013-09-11 21:32:00 +05:30
parent ccf65bf82e
commit 725bb967e5
2 changed files with 10 additions and 3 deletions
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9
src/calibre/ebooks/pdf/render/common.py
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@ -100,11 +100,18 @@ class String(unicode):
try:
raw = s.encode('latin1')
if raw.startswith(codecs.BOM_UTF16_BE):
raise UnicodeEncodeError('')
raw = codecs.BOM_UTF16_BE + s.encode('utf-16-be')
except UnicodeEncodeError:
raw = codecs.BOM_UTF16_BE + s.encode('utf-16-be')
stream.write(b'('+raw+b')')
class UTF16String(unicode):
def pdf_serialize(self, stream):
s = self.replace('\\', '\\\\').replace('(', r'\(').replace(')', r'\)')
raw = codecs.BOM_UTF16_BE + s.encode('utf-16-be')
stream.write(b'('+raw+b')')
class Dictionary(dict):
def pdf_serialize(self, stream):

4
src/calibre/ebooks/pdf/render/links.py
View File

@ -11,7 +11,7 @@ import os
from urlparse import urlparse
from urllib2 import unquote
from calibre.ebooks.pdf.render.common import Array, Name, Dictionary, String
from calibre.ebooks.pdf.render.common import Array, Name, Dictionary, String, UTF16String
class Destination(Array):
@ -131,7 +131,7 @@ class Links(object):
a = self.anchors[path]
dest = a.get(frag, a[None])
item = Dictionary({'Parent':parentref, 'Dest':dest,
'Title':String(toc.text or _('Unknown'))})
'Title':UTF16String(toc.text or _('Unknown'))})
return self.pdf.objects.add(item)