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Implement #3013 (Find ISBN in file and add it to metadata)

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Kovid Goyal 2009-11-20 21:31:49 -07:00
parent c98a4df96d
commit 7f4dcb8827
1 changed files with 10 additions and 1 deletions
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11
src/calibre/ebooks/metadata/pdf.py
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@ -3,6 +3,7 @@ __license__ = 'GPL v3'
__copyright__ = '2008, Kovid Goyal <kovid at kovidgoyal.net>' __copyright__ = '2008, Kovid Goyal <kovid at kovidgoyal.net>'
'''Read meta information from PDF files''' '''Read meta information from PDF files'''
import re
from functools import partial from functools import partial
from calibre import prints from calibre import prints
@ -11,10 +12,16 @@ from calibre.ebooks.metadata import MetaInformation, string_to_authors, authors_
pdfreflow, pdfreflow_error = plugins['pdfreflow'] pdfreflow, pdfreflow_error = plugins['pdfreflow']
_isbn_pat = re.compile(r'ISBN[: ]*([-0-9Xx]+)')
def get_metadata(stream, cover=True): def get_metadata(stream, cover=True):
if pdfreflow is None: if pdfreflow is None:
raise RuntimeError(pdfreflow_error) raise RuntimeError(pdfreflow_error)
info = pdfreflow.get_metadata(stream.read(), cover) raw = stream.read()
isbn = _isbn_pat.search(raw)
if isbn is not None:
isbn = isbn.group(1).replace('-', '').replace(' ', '')
info = pdfreflow.get_metadata(raw, cover)
title = info.get('Title', None) title = info.get('Title', None)
au = info.get('Author', None) au = info.get('Author', None)
if au is None: if au is None:
@ -22,6 +29,8 @@ def get_metadata(stream, cover=True):
else: else:
au = string_to_authors(au) au = string_to_authors(au)
mi = MetaInformation(title, au) mi = MetaInformation(title, au)
if isbn is not None:
mi.isbn = isbn
creator = info.get('Creator', None) creator = info.get('Creator', None)
if creator: if creator: