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Add tests for invalid pointer to toc in <spine>

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This commit is contained in:
Kovid Goyal 2014-01-16 10:28:56 +05:30
parent 54f03fc314
commit 648ae5c414
1 changed files with 23 additions and 0 deletions
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23
src/calibre/ebooks/oeb/polish/check/opf.py
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@ -8,6 +8,7 @@ __copyright__ = '2014, Kovid Goyal <kovid at kovidgoyal.net>'
from calibre import prepare_string_for_xml as xml
from calibre.ebooks.oeb.polish.check.base import BaseError, WARN
from calibre.ebooks.oeb.polish.utils import guess_type
from calibre.ebooks.oeb.base import OPF, OPF2_NS
class MissingSection(BaseError):
@ -24,6 +25,17 @@ class IncorrectIdref(BaseError):
self.HELP = xml(_(
'The idref="%s" points to an id that does not exist in the OPF') % idref)
class IncorrectToc(BaseError):
def __init__(self, name, lnum, bad_idref=None, bad_mimetype=None):
if bad_idref is not None:
msg = _('The item identified as the Table of Contents (%s) does not exist') % bad_idref
self.HELP = _('There is no item with id="%s" in the manifest.') % bad_idref
else:
msg = _('The item identified as the Table of Contents has an incorrect media-type (%s)') % bad_mimetype
self.HELP = _('The media type for the table of contents must be %s') % guess_type('a.ncx')
BaseError.__init__(self, msg, name, lnum)
class MissingHref(BaseError):
HELP = _('A file listed in the manifest is missing, you should either remove'
@ -133,6 +145,17 @@ def check_opf(container):
seen[ref] = item.sourceline
errors.extend(DuplicateHref(container.opf_name, eid, locs, for_spine=True) for eid, locs in dups.iteritems())
spine = container.opf_xpath('/opf:package/opf:spine[@toc]')
if spine:
spine = spine[0]
mitems = [x for x in container.opf_xpath('/opf:package/opf:manifest/opf:item[@id]') if x.get('id') == spine.get('toc')]
if mitems:
mitem = mitems[0]
if mitem.get('media-type', '') != guess_type('a.ncx'):
errors.append(IncorrectToc(container.opf_name, mitem.sourceline, bad_mimetype=mitem.get('media-type')))
else:
errors.append(IncorrectToc(container.opf_name, spine.sourceline, bad_idref=spine.get('toc')))
# Check unique identifier, <meta> tag with name before content for
# cover and content pointing to proper manifest item.
return errors