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Conversion pipeline: Fix merging of metadata, broken by new Metadata class

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This commit is contained in:
Kovid Goyal 2010-09-24 11:32:21 -06:00
parent 1d01a6a5f5
commit fef5703c1e
2 changed files with 20 additions and 15 deletions
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5
src/calibre/ebooks/metadata/book/base.py
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@ -76,6 +76,11 @@ class Metadata(object):
self.author = list(authors) if authors else []# Needed for backward compatibility
self.authors = list(authors) if authors else []
def is_null(self, field):
null_val = NULL_VALUES.get(field, None)
val = getattr(self, field, None)
return not val or val == null_val
def __getattribute__(self, field):
_data = object.__getattribute__(self, '_data')
if field in TOP_LEVEL_CLASSIFIERS:

30
src/calibre/ebooks/oeb/transforms/metadata.py
View File

@ -12,33 +12,33 @@ from calibre import guess_type
def meta_info_to_oeb_metadata(mi, m, log):
from calibre.ebooks.oeb.base import OPF
if mi.title:
if not mi.is_null('title'):
m.clear('title')
m.add('title', mi.title)
if mi.title_sort:
if not m.title:
m.add('title', mi.title_sort)
m.title[0].file_as = mi.title_sort
if mi.authors:
if not mi.is_null('authors'):
m.filter('creator', lambda x : x.role.lower() in ['aut', ''])
for a in mi.authors:
attrib = {'role':'aut'}
if mi.author_sort:
attrib[OPF('file-as')] = mi.author_sort
m.add('creator', a, attrib=attrib)
if mi.book_producer:
if not mi.is_null('book_producer'):
m.filter('contributor', lambda x : x.role.lower() == 'bkp')
m.add('contributor', mi.book_producer, role='bkp')
if mi.comments:
if not mi.is_null('comments'):
m.clear('description')
m.add('description', mi.comments)
if mi.publisher:
if not mi.is_null('publisher'):
m.clear('publisher')
m.add('publisher', mi.publisher)
if mi.series:
if not mi.is_null('series'):
m.clear('series')
m.add('series', mi.series)
if mi.isbn:
if not mi.is_null('isbn'):
has = False
for x in m.identifier:
if x.scheme.lower() == 'isbn':
@ -46,29 +46,29 @@ def meta_info_to_oeb_metadata(mi, m, log):
has = True
if not has:
m.add('identifier', mi.isbn, scheme='ISBN')
if mi.language:
if not mi.is_null('language'):
m.clear('language')
m.add('language', mi.language)
if mi.series_index is not None:
if not mi.is_null('series_index'):
m.clear('series_index')
m.add('series_index', mi.format_series_index())
if mi.rating is not None:
if not mi.is_null('rating'):
m.clear('rating')
m.add('rating', '%.2f'%mi.rating)
if mi.tags:
if not mi.is_null('tags'):
m.clear('subject')
for t in mi.tags:
m.add('subject', t)
if mi.pubdate is not None:
if not mi.is_null('pubdate'):
m.clear('date')
m.add('date', isoformat(mi.pubdate))
if mi.timestamp is not None:
if not mi.is_null('timestamp'):
m.clear('timestamp')
m.add('timestamp', isoformat(mi.timestamp))
if mi.rights is not None:
if not mi.is_null('rights'):
m.clear('rights')
m.add('rights', mi.rights)
if mi.publication_type is not None:
if not mi.is_null('publication_type'):
m.clear('publication_type')
m.add('publication_type', mi.publication_type)
if not m.timestamp: