def set_metadata_opf2(root, cover_prefix, mi, opf_version,
cover_data=None, apply_null=False, update_timestamp=False, force_identifiers=False, add_missing_cover=True):
mi = MetaInformation(mi)
for x in ('guide', 'toc', 'manifest', 'spine'):
setattr(mi, x, None)
opf = OPF(None, preparsed_opf=root, read_toc=False)
if mi.languages:
mi.languages = normalize_languages(list(opf.raw_languages) or [], mi.languages)
opf.smart_update(mi, apply_null=apply_null)
if getattr(mi, 'uuid', None):
opf.application_id = mi.uuid
if apply_null or force_identifiers:
opf.set_identifiers(mi.get_identifiers())
else:
orig = opf.get_identifiers()
orig.update(mi.get_identifiers())
opf.set_identifiers({k:v for k, v in orig.iteritems() if k and v})
if update_timestamp and mi.timestamp is not None:
opf.timestamp = mi.timestamp
raster_cover = opf.raster_cover
if raster_cover is None and cover_data is not None and add_missing_cover:
guide_raster_cover = opf.guide_raster_cover
i = None
if guide_raster_cover is not None:
i = guide_raster_cover
raster_cover = i.get('href')
else:
if cover_prefix and not cover_prefix.endswith('/'):
cover_prefix += '/'
name = cover_prefix + 'cover.jpg'
i = create_manifest_item(opf.root, name, 'cover')
if i is not None:
raster_cover = name
if i is not None:
if opf_version.major < 3:
[x.getparent().remove(x) for x in opf.root.xpath('//*[local-name()="meta" and @name="cover"]')]
m = opf.create_metadata_element('meta', is_dc=False)
m.set('name', 'cover'), m.set('content', i.get('id'))
else:
for x in opf.root.xpath('//*[local-name()="item" and contains(@properties, "cover-image")]'):
x.set('properties', x.get('properties').replace('cover-image', '').strip())
i.set('properties', 'cover-image')
with pretty_print:
return opf.render(), raster_cover
def set_metadata_opf2(root, cover_prefix, mi, opf_version,
cover_data=None, apply_null=False, update_timestamp=False, force_identifiers=False, add_missing_cover=True):
mi = MetaInformation(mi)
for x in ('guide', 'toc', 'manifest', 'spine'):
setattr(mi, x, None)
opf = OPF(None, preparsed_opf=root, read_toc=False)
if mi.languages:
mi.languages = normalize_languages(list(opf.raw_languages) or [], mi.languages)
opf.smart_update(mi, apply_null=apply_null)
if getattr(mi, 'uuid', None):
opf.application_id = mi.uuid
if apply_null or force_identifiers:
opf.set_identifiers(mi.get_identifiers())
else:
orig = opf.get_identifiers()
orig.update(mi.get_identifiers())
opf.set_identifiers({k:v for k, v in orig.items() if k and v})
if update_timestamp and mi.timestamp is not None:
opf.timestamp = mi.timestamp
raster_cover = opf.raster_cover
if raster_cover is None and cover_data is not None and add_missing_cover:
guide_raster_cover = opf.guide_raster_cover
i = None
if guide_raster_cover is not None:
i = guide_raster_cover
raster_cover = i.get('href')
else:
if cover_prefix and not cover_prefix.endswith('/'):
cover_prefix += '/'
name = cover_prefix + 'cover.jpg'
i = create_manifest_item(opf.root, name, 'cover')
if i is not None:
raster_cover = name
if i is not None:
if opf_version.major < 3:
[x.getparent().remove(x) for x in opf.root.xpath('//*[local-name()="meta" and @name="cover"]')]
m = opf.create_metadata_element('meta', is_dc=False)
m.set('name', 'cover'), m.set('content', i.get('id'))
else:
for x in opf.root.xpath('//*[local-name()="item" and contains(@properties, "cover-image")]'):
x.set('properties', x.get('properties').replace('cover-image', '').strip())
i.set('properties', 'cover-image')
with pretty_print:
return opf.render(), raster_cover
def apply_metadata(root,
mi,
cover_prefix='',
cover_data=None,
apply_null=False,
update_timestamp=False,
force_identifiers=False,
add_missing_cover=True):
prefixes, refines = read_prefixes(root), read_refines(root)
current_mi = read_metadata(root)
if apply_null:
def ok(x):
return True
else:
def ok(x):
return not mi.is_null(x)
if ok('identifiers'):
set_identifiers(root,
prefixes,
refines,
mi.identifiers,
force_identifiers=force_identifiers)
if ok('title'):
set_title(root, prefixes, refines, mi.title, mi.title_sort)
if ok('languages'):
set_languages(root, prefixes, refines, mi.languages)
if ok('book_producer'):
set_book_producers(root, prefixes, refines, (mi.book_producer, ))
aus = string_to_authors(mi.author_sort or '')
authors = []
for i, aut in enumerate(mi.authors):
authors.append(Author(aut, aus[i] if i < len(aus) else None))
if authors or apply_null:
set_authors(root, prefixes, refines, authors)
if ok('pubdate'):
set_pubdate(root, prefixes, refines, mi.pubdate)
if update_timestamp and mi.timestamp is not None:
set_timestamp(root, prefixes, refines, mi.timestamp)
if ok('comments'):
set_comments(root, prefixes, refines, mi.comments)
if ok('publisher'):
set_publisher(root, prefixes, refines, mi.publisher)
if ok('tags'):
set_tags(root, prefixes, refines, mi.tags)
if ok('rating') and mi.rating is not None and mi.rating > 0.1:
set_rating(root, prefixes, refines, mi.rating)
if ok('series'):
set_series(root, prefixes, refines, mi.series, mi.series_index or 1)
if ok('author_link_map'):
set_author_link_map(root, prefixes, refines,
getattr(mi, 'author_link_map', None))
if ok('user_categories'):
set_user_categories(root, prefixes, refines,
getattr(mi, 'user_categories', None))
# We ignore apply_null for the next two to match the behavior with opf2.py
if mi.application_id:
set_application_id(root, prefixes, refines, mi.application_id)
if mi.uuid:
set_uuid(root, prefixes, refines, mi.uuid)
current_mi.remove_stale_user_metadata(mi)
new_user_metadata, current_user_metadata = mi.get_all_user_metadata(
True), current_mi.get_all_user_metadata(True)
missing = object()
for key in tuple(new_user_metadata):
meta = new_user_metadata.get(key)
if meta is None:
if apply_null:
new_user_metadata[key] = None
continue
dt = meta.get('datatype')
if dt == 'text' and meta.get('is_multiple'):
val = mi.get(key, [])
if val or apply_null:
current_user_metadata[key] = meta
elif dt in {'int', 'float', 'bool'}:
val = mi.get(key, missing)
if val is missing:
if apply_null:
current_user_metadata[key] = meta
elif apply_null or val is not None:
current_user_metadata[key] = meta
elif apply_null or not mi.is_null(key):
current_user_metadata[key] = meta
set_user_metadata(root, prefixes, refines, current_user_metadata)
raster_cover = read_raster_cover(root, prefixes, refines)
if not raster_cover and cover_data and add_missing_cover:
if cover_prefix and not cover_prefix.endswith('/'):
cover_prefix += '/'
name = cover_prefix + 'cover.jpg'
i = create_manifest_item(root, name, 'cover')
if i is not None:
ensure_is_only_raster_cover(root, prefixes, refines, name)
raster_cover = name
pretty_print_opf(root)
return raster_cover
def apply_metadata(root, mi, cover_prefix='', cover_data=None, apply_null=False, update_timestamp=False, force_identifiers=False, add_missing_cover=True):
prefixes, refines = read_prefixes(root), read_refines(root)
current_mi = read_metadata(root)
if apply_null:
def ok(x):
return True
else:
def ok(x):
return not mi.is_null(x)
if ok('identifiers'):
set_identifiers(root, prefixes, refines, mi.identifiers, force_identifiers=force_identifiers)
if ok('title'):
set_title(root, prefixes, refines, mi.title, mi.title_sort)
if ok('languages'):
set_languages(root, prefixes, refines, mi.languages)
if ok('book_producer'):
set_book_producers(root, prefixes, refines, (mi.book_producer,))
aus = string_to_authors(mi.author_sort or '')
authors = []
for i, aut in enumerate(mi.authors):
authors.append(Author(aut, aus[i] if i < len(aus) else None))
if authors or apply_null:
set_authors(root, prefixes, refines, authors)
if ok('pubdate'):
set_pubdate(root, prefixes, refines, mi.pubdate)
if update_timestamp and mi.timestamp is not None:
set_timestamp(root, prefixes, refines, mi.timestamp)
if ok('comments'):
set_comments(root, prefixes, refines, mi.comments)
if ok('publisher'):
set_publisher(root, prefixes, refines, mi.publisher)
if ok('tags'):
set_tags(root, prefixes, refines, mi.tags)
if ok('rating') and mi.rating > 0.1:
set_rating(root, prefixes, refines, mi.rating)
if ok('series'):
set_series(root, prefixes, refines, mi.series, mi.series_index or 1)
if ok('author_link_map'):
set_author_link_map(root, prefixes, refines, getattr(mi, 'author_link_map', None))
if ok('user_categories'):
set_user_categories(root, prefixes, refines, getattr(mi, 'user_categories', None))
# We ignore apply_null for the next two to match the behavior with opf2.py
if mi.application_id:
set_application_id(root, prefixes, refines, mi.application_id)
if mi.uuid:
set_uuid(root, prefixes, refines, mi.uuid)
new_user_metadata, current_user_metadata = mi.get_all_user_metadata(True), current_mi.get_all_user_metadata(True)
missing = object()
for key in tuple(new_user_metadata):
meta = new_user_metadata.get(key)
if meta is None:
if apply_null:
new_user_metadata[key] = None
continue
dt = meta.get('datatype')
if dt == 'text' and meta.get('is_multiple'):
val = mi.get(key, [])
if val or apply_null:
current_user_metadata[key] = meta
elif dt in {'int', 'float', 'bool'}:
val = mi.get(key, missing)
if val is missing:
if apply_null:
current_user_metadata[key] = meta
elif apply_null or val is not None:
current_user_metadata[key] = meta
elif apply_null or not mi.is_null(key):
current_user_metadata[key] = meta
set_user_metadata(root, prefixes, refines, current_user_metadata)
raster_cover = read_raster_cover(root, prefixes, refines)
if not raster_cover and cover_data and add_missing_cover:
if cover_prefix and not cover_prefix.endswith('/'):
cover_prefix += '/'
name = cover_prefix + 'cover.jpg'
i = create_manifest_item(root, name, 'cover')
if i is not None:
ensure_is_only_raster_cover(root, prefixes, refines, name)
raster_cover = name
pretty_print_opf(root)
return raster_cover
