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Add languages to PDF metadata

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Kovid Goyal 2014-02-17 13:12:29 +05:30
parent b5bb65cf9b
commit b0705aba3f
1 changed files with 11 additions and 0 deletions
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11
src/calibre/ebooks/metadata/xmp.py
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@ -17,6 +17,7 @@ from calibre import replace_entities
from calibre.ebooks.metadata import check_isbn, check_doi
from calibre.ebooks.metadata.book.base import Metadata
from calibre.utils.date import parse_date, isoformat, now
from calibre.utils.localization import canonicalize_lang, lang_as_iso639_1
_xml_declaration = re.compile(r'<\?xml[^<>]+encoding\s*=\s*[\'"](.*?)[\'"][^<>]*>', re.IGNORECASE)
@ -219,6 +220,12 @@ def metadata_from_xmp_packet(raw_bytes):
setattr(mi, x, val)
break
languages = multiple_sequences('//dc:language', root)
if languages:
languages = filter(None, map(canonicalize_lang, languages))
if languages:
mi.languages = languages
identifiers = {}
for xmpid in XPath('//xmp:Identifier')(root):
for scheme, value in read_xmp_identifers(xmpid):
@ -339,6 +346,10 @@ def metadata_to_xmp_packet(mi):
create_sequence_property(dc, tag, val, ordered)
if not mi.is_null('pubdate'):
create_sequence_property(dc, 'dc:date', [isoformat(mi.pubdate, as_utc=False)]) # Adobe spec recommends local time
if not mi.is_null('languages'):
langs = filter(None, map(lambda x:lang_as_iso639_1(x) or canonicalize_lang(x), mi.languages))
if langs:
create_sequence_property(dc, 'dc:language', langs, ordered=False)
xmp = rdf.makeelement(expand('rdf:Description'), nsmap=nsmap('xmp', 'xmpidq'))
xmp.set(expand('rdf:about'), '')