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Fix regression in templates where id (and other non-standard attributes stuffed into mi) no longer work.

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This commit is contained in:
Charles Haley 2011-06-01 16:38:57 +01:00
parent b44a25174d
commit 88da0772f0
1 changed files with 8 additions and 3 deletions
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11
src/calibre/ebooks/metadata/book/base.py
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@ -44,11 +44,16 @@ class SafeFormat(TemplateFormatter):
def get_value(self, orig_key, args, kwargs):
if not orig_key:
return ''
key = orig_key.lower()
orig_key = orig_key.lower()
key = orig_key
if key != 'title_sort' and key not in TOP_LEVEL_IDENTIFIERS:
key = field_metadata.search_term_to_field_key(key)
if key is None or (self.book and key not in self.book.all_field_keys()):
raise ValueError(_('Value: unknown field ') + orig_key)
if key is None or (self.book and
key not in self.book.all_field_keys()):
if hasattr(self.book, orig_key):
key = orig_key
else:
raise ValueError(_('Value: unknown field ') + orig_key)
b = self.book.get_user_metadata(key, False)
if b and b['datatype'] == 'int' and self.book.get(key, 0) == 0:
v = ''