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Edit book: Fix Check book spuriously reporting incorrect mime type warnings for fonts after upgrading a book from EPUB 2 to EPUB 3. Fixes #1882436 [Upgrade book internals from 2 to 3 causes font MIME type warningserr](https://bugs.launchpad.net/calibre/+bug/1882436)

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Kovid Goyal 2020-06-11 19:58:48 +05:30
parent 8258b394fb
commit e4997a02e1
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1 changed files with 5 additions and 1 deletions
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src/calibre/ebooks/oeb/polish/upgrade.py
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@ -23,11 +23,14 @@ def add_properties(item, *props):
def fix_font_mime_types(container): def fix_font_mime_types(container):
changed = False
for item in container.opf_xpath('//opf:manifest/opf:item[@href and @media-type]'): for item in container.opf_xpath('//opf:manifest/opf:item[@href and @media-type]'):
mt = item.get('media-type') or '' mt = item.get('media-type') or ''
if mt.lower() in OEB_FONTS: if mt.lower() in OEB_FONTS:
name = container.href_to_name(item.get('href'), container.opf_name) name = container.href_to_name(item.get('href'), container.opf_name)
item.set('media-type', container.guess_type(name)) item.set('media-type', container.guess_type(name))
changed = True
return changed
def collect_properties(container): def collect_properties(container):
@ -125,7 +128,8 @@ def epub_2_to_3(container, report, previous_nav=None):
guide.getparent().remove(guide) guide.getparent().remove(guide)
create_nav(container, toc, landmarks, previous_nav) create_nav(container, toc, landmarks, previous_nav)
container.opf.set('version', '3.0') container.opf.set('version', '3.0')
fix_font_mime_types(container) if fix_font_mime_types(container):
container.refresh_mime_map()
container.dirty(container.opf_name) container.dirty(container.opf_name)