def metadata_to_xmp_packet(mi):
A = ElementMaker(namespace=NS_MAP['x'], nsmap=nsmap('x'))
R = ElementMaker(namespace=NS_MAP['rdf'], nsmap=nsmap('rdf'))
root = A.xmpmeta(R.RDF)
rdf = root[0]
dc = rdf.makeelement(expand('rdf:Description'), nsmap=nsmap('dc'))
dc.set(expand('rdf:about'), '')
rdf.append(dc)
for prop, tag in {'title':'dc:title', 'comments':'dc:description'}.iteritems():
val = mi.get(prop) or ''
create_alt_property(dc, tag, val)
for prop, (tag, ordered) in {
'authors':('dc:creator', True), 'tags':('dc:subject', False), 'publisher':('dc:publisher', False),
}.iteritems():
val = mi.get(prop) or ()
if isinstance(val, basestring):
val = [val]
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'), '')
rdf.append(xmp)
extra_ids = {}
for x in ('prism', 'pdfx'):
p = extra_ids[x] = rdf.makeelement(expand('rdf:Description'), nsmap=nsmap(x))
p.set(expand('rdf:about'), '')
rdf.append(p)
identifiers = mi.get_identifiers()
if identifiers:
create_identifiers(xmp, identifiers)
for scheme, val in identifiers.iteritems():
if scheme in {'isbn', 'doi'}:
for prefix, parent in extra_ids.iteritems():
ie = parent.makeelement(expand('%s:%s'%(prefix, scheme)))
ie.text = val
parent.append(ie)
d = xmp.makeelement(expand('xmp:MetadataDate'))
d.text = isoformat(now(), as_utc=False)
xmp.append(d)
calibre = rdf.makeelement(expand('rdf:Description'), nsmap=nsmap('calibre', 'calibreSI', 'calibreCC'))
calibre.set(expand('rdf:about'), '')
rdf.append(calibre)
if not mi.is_null('rating'):
try:
r = float(mi.rating)
except (TypeError, ValueError):
pass
else:
create_simple_property(calibre, 'calibre:rating', '%g' % r)
if not mi.is_null('series'):
create_series(calibre, mi.series, mi.series_index)
if not mi.is_null('timestamp'):
create_simple_property(calibre, 'calibre:timestamp', isoformat(mi.timestamp, as_utc=False))
for x in ('author_link_map', 'user_categories'):
val = getattr(mi, x, None)
if val:
create_simple_property(calibre, 'calibre:'+x, dump_dict(val))
for x in ('title_sort', 'author_sort'):
if not mi.is_null(x):
create_simple_property(calibre, 'calibre:'+x, getattr(mi, x))
all_user_metadata = mi.get_all_user_metadata(True)
if all_user_metadata:
create_user_metadata(calibre, all_user_metadata)
return serialize_xmp_packet(root)
def metadata_to_xmp_packet(mi):
A = ElementMaker(namespace=NS_MAP['x'], nsmap=nsmap('x'))
R = ElementMaker(namespace=NS_MAP['rdf'], nsmap=nsmap('rdf'))
root = A.xmpmeta(R.RDF)
rdf = root[0]
dc = rdf.makeelement(expand('rdf:Description'), nsmap=nsmap('dc'))
dc.set(expand('rdf:about'), '')
rdf.append(dc)
for prop, tag in iteritems({
'title': 'dc:title',
'comments': 'dc:description'
}):
val = mi.get(prop) or ''
create_alt_property(dc, tag, val)
for prop, (tag, ordered) in iteritems({
'authors': ('dc:creator', True),
'tags': ('dc:subject', False),
'publisher': ('dc:publisher', False),
}):
val = mi.get(prop) or ()
if isinstance(val, string_or_bytes):
val = [val]
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 = list(
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'), '')
rdf.append(xmp)
extra_ids = {}
for x in ('prism', 'pdfx'):
p = extra_ids[x] = rdf.makeelement(expand('rdf:Description'),
nsmap=nsmap(x))
p.set(expand('rdf:about'), '')
rdf.append(p)
identifiers = mi.get_identifiers()
if identifiers:
create_identifiers(xmp, identifiers)
for scheme, val in iteritems(identifiers):
if scheme in {'isbn', 'doi'}:
for prefix, parent in iteritems(extra_ids):
ie = parent.makeelement(expand('%s:%s' % (prefix, scheme)))
ie.text = val
parent.append(ie)
d = xmp.makeelement(expand('xmp:MetadataDate'))
d.text = isoformat(now(), as_utc=False)
xmp.append(d)
calibre = rdf.makeelement(expand('rdf:Description'),
nsmap=nsmap('calibre', 'calibreSI', 'calibreCC'))
calibre.set(expand('rdf:about'), '')
rdf.append(calibre)
if not mi.is_null('rating'):
try:
r = float(mi.rating)
except (TypeError, ValueError):
pass
else:
create_simple_property(calibre, 'calibre:rating', '%g' % r)
if not mi.is_null('series'):
create_series(calibre, mi.series, mi.series_index)
if not mi.is_null('timestamp'):
create_simple_property(calibre, 'calibre:timestamp',
isoformat(mi.timestamp, as_utc=False))
for x in ('author_link_map', 'user_categories'):
val = getattr(mi, x, None)
if val:
create_simple_property(calibre, 'calibre:' + x, dump_dict(val))
for x in ('title_sort', 'author_sort'):
if not mi.is_null(x):
create_simple_property(calibre, 'calibre:' + x, getattr(mi, x))
all_user_metadata = mi.get_all_user_metadata(True)
if all_user_metadata:
create_user_metadata(calibre, all_user_metadata)
return serialize_xmp_packet(root)
def metadata_to_xmp_packet(mi):
A = ElementMaker(namespace=NS_MAP["x"], nsmap=nsmap("x"))
R = ElementMaker(namespace=NS_MAP["rdf"], nsmap=nsmap("rdf"))
root = A.xmpmeta(R.RDF)
rdf = root[0]
dc = rdf.makeelement(expand("rdf:Description"), nsmap=nsmap("dc"))
dc.set(expand("rdf:about"), "")
rdf.append(dc)
for prop, tag in {"title": "dc:title", "comments": "dc:description"}.iteritems():
val = mi.get(prop) or ""
create_alt_property(dc, tag, val)
for prop, (tag, ordered) in {
"authors": ("dc:creator", True),
"tags": ("dc:subject", False),
"publisher": ("dc:publisher", False),
}.iteritems():
val = mi.get(prop) or ()
if isinstance(val, basestring):
val = [val]
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"), "")
rdf.append(xmp)
extra_ids = {}
for x in ("prism", "pdfx"):
p = extra_ids[x] = rdf.makeelement(expand("rdf:Description"), nsmap=nsmap(x))
p.set(expand("rdf:about"), "")
rdf.append(p)
identifiers = mi.get_identifiers()
if identifiers:
create_identifiers(xmp, identifiers)
for scheme, val in identifiers.iteritems():
if scheme in {"isbn", "doi"}:
for prefix, parent in extra_ids.iteritems():
ie = parent.makeelement(expand("%s:%s" % (prefix, scheme)))
ie.text = val
parent.append(ie)
d = xmp.makeelement(expand("xmp:MetadataDate"))
d.text = isoformat(now(), as_utc=False)
xmp.append(d)
calibre = rdf.makeelement(expand("rdf:Description"), nsmap=nsmap("calibre", "calibreSI", "calibreCC"))
calibre.set(expand("rdf:about"), "")
rdf.append(calibre)
if not mi.is_null("rating"):
try:
r = float(mi.rating)
except (TypeError, ValueError):
pass
else:
create_simple_property(calibre, "calibre:rating", "%g" % r)
if not mi.is_null("series"):
create_series(calibre, mi.series, mi.series_index)
if not mi.is_null("timestamp"):
create_simple_property(calibre, "calibre:timestamp", isoformat(mi.timestamp, as_utc=False))
for x in ("author_link_map", "user_categories"):
val = getattr(mi, x, None)
if val:
create_simple_property(calibre, "calibre:" + x, dump_dict(val))
for x in ("title_sort", "author_sort"):
if not mi.is_null(x):
create_simple_property(calibre, "calibre:" + x, getattr(mi, x))
all_user_metadata = mi.get_all_user_metadata(True)
if all_user_metadata:
create_user_metadata(calibre, all_user_metadata)
return serialize_xmp_packet(root)
