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Apply content based manifest properties

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Kovid Goyal 2018-04-13 11:16:47 +05:30
parent 0234d75aa2
commit b604aa7acc
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GPG Key ID: 06BC317B515ACE7C
2 changed files with 39 additions and 8 deletions
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13
src/calibre/ebooks/oeb/base.py
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@ -41,12 +41,15 @@ CALIBRE_NS = 'http://calibre.kovidgoyal.net/2009/metadata'
RE_NS = 'http://exslt.org/regular-expressions' RE_NS = 'http://exslt.org/regular-expressions'
MBP_NS = 'http://www.mobipocket.com' MBP_NS = 'http://www.mobipocket.com'
EPUB_NS = 'http://www.idpf.org/2007/ops' EPUB_NS = 'http://www.idpf.org/2007/ops'
MATHML_NS = 'http://www.w3.org/1998/Math/MathML'
XPNSMAP = {'h': XHTML_NS, 'o1': OPF1_NS, 'o2': OPF2_NS, XPNSMAP = {
'd09': DC09_NS, 'd10': DC10_NS, 'd11': DC11_NS, 'h': XHTML_NS, 'o1': OPF1_NS, 'o2': OPF2_NS, 'd09': DC09_NS,
'xsi': XSI_NS, 'dt': DCTERMS_NS, 'ncx': NCX_NS, 'd10': DC10_NS, 'd11': DC11_NS, 'xsi': XSI_NS, 'dt': DCTERMS_NS,
'svg': SVG_NS, 'xl': XLINK_NS, 're': RE_NS, 'ncx': NCX_NS, 'svg': SVG_NS, 'xl': XLINK_NS, 're': RE_NS,
'mbp': MBP_NS, 'calibre': CALIBRE_NS, 'epub':EPUB_NS} 'mathml': MATHML_NS, 'mbp': MBP_NS, 'calibre': CALIBRE_NS,
'epub':EPUB_NS
}
OPF1_NSMAP = {'dc': DC11_NS, 'oebpackage': OPF1_NS} OPF1_NSMAP = {'dc': DC11_NS, 'oebpackage': OPF1_NS}
OPF2_NSMAP = {'opf': OPF2_NS, 'dc': DC11_NS, 'dcterms': DCTERMS_NS, OPF2_NSMAP = {'opf': OPF2_NS, 'dc': DC11_NS, 'dcterms': DCTERMS_NS,

34
src/calibre/ebooks/oeb/polish/upgrade.py
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@ -2,16 +2,44 @@
# vim:fileencoding=utf-8 # vim:fileencoding=utf-8
# License: GPLv3 Copyright: 2018, Kovid Goyal <kovid at kovidgoyal.net> # License: GPLv3 Copyright: 2018, Kovid Goyal <kovid at kovidgoyal.net>
from __future__ import (absolute_import, division, print_function, from __future__ import absolute_import, division, print_function, unicode_literals
unicode_literals)
from calibre.ebooks.metadata.opf_2_to_3 import upgrade_metadata from calibre.ebooks.metadata.opf_2_to_3 import upgrade_metadata
from calibre.ebooks.oeb.base import OEB_DOCS, xpath
def add_properties(item, *props):
existing = set((item.get('properties') or '').split())
existing |= set(props)
item.set('properties', ' '.join(sorted(existing)))
def collect_properties(container):
for item in container.opf_xpath('//opf:manifest/opf:item[@href and @media-type]'):
mt = item.get('media-type') or ''
if mt.lower() not in OEB_DOCS:
continue
name = container.href_to_name(item.get('href'), container.opf_name)
root = container.parsed(name)
properties = set()
container.dirty(name) # Ensure entities are converted
if xpath(root, '//svg:svg'):
properties.add('svg')
if xpath(root, '//h:script'):
properties.add('scripted')
if xpath(root, '//mathml:math'):
properties.add('mathml')
if xpath(root, '//epub:switch'):
properties.add('switch')
if properties:
add_properties(item, *tuple(properties))
def epub_2_to_3(container, report): def epub_2_to_3(container, report):
upgrade_metadata(container.opf) upgrade_metadata(container.opf)
container.dirty(container.opf_name) collect_properties(container)
container.opf.set('version', '3.0') container.opf.set('version', '3.0')
container.dirty(container.opf_name)
def upgrade_book(container, report): def upgrade_book(container, report):