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Get metadata from book file

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This commit is contained in:
John Schember 2009-01-22 18:24:45 -05:00
parent 37317ee345
commit 3d96314688
1 changed files with 17 additions and 29 deletions
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40
src/calibre/devices/usbms/driver.py
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@ -9,6 +9,7 @@ for a particular device.
import os, fnmatch, shutil
from itertools import cycle
from calibre.ebooks.metadata.meta import metadata_from_formats, path_to_ext
from calibre.devices.usbms.device import Device
from calibre.devices.usbms.books import BookList, Book
from calibre.devices.errors import FreeSpaceError, PathError
@ -59,9 +60,7 @@ class USBMS(Device):
# types
for book_type in self.FORMATS:
for filename in fnmatch.filter(files, '*.%s' % (book_type)):
title, author, mime = self.__class__.extract_book_metadata_by_filename(filename)
bl.append(Book(os.path.join(path, filename), title, author, mime))
bl.append(self.__class__.book_from_path(os.path.join(path, filename)))
return bl
def upload_books(self, files, names, on_card=False, end_session=True,
@ -132,8 +131,7 @@ class USBMS(Device):
path = location[0]
on_card = 1 if location[1] else 0
title, author, mime = cls.extract_book_metadata_by_filename(os.path.basename(path))
book = Book(path, title, author, mime)
book = cls.book_from_path(path)
if not book in booklists[on_card]:
booklists[on_card].append(book)
@ -217,28 +215,18 @@ class USBMS(Device):
os.utime(path, None)
@classmethod
def extract_book_metadata_by_filename(cls, filename):
book_title = ''
book_author = ''
book_mime = ''
# Calibre uses a specific format for file names. They take the form
# title_-_author_number.extention We want to see if the file name is
# in this format.
if fnmatch.fnmatchcase(filename, '*_-_*.*'):
# Get the title and author from the file name
title, sep, author = filename.rpartition('_-_')
author, sep, ext = author.rpartition('_')
book_title = title.replace('_', ' ')
book_author = author.replace('_', ' ')
# if the filename did not match just set the title to
# the filename without the extension
else:
book_title = os.path.splitext(filename)[0].replace('_', ' ')
def book_from_path(cls, path):
fileext = path_to_ext(path)
fileext = os.path.splitext(filename)[1][1:]
mi = metadata_from_formats([path])
mime = MIME_MAP[fileext] if fileext in MIME_MAP.keys() else 'Unknown'
if fileext in cls.FORMATS:
book_mime = MIME_MAP[fileext] if fileext in MIME_MAP.keys() else 'Unknown'
authors = 'Unknown'
for author in mi.authors:
if authors == 'Unknown':
authors = author
else:
authors += ', %s' % author
return book_title, book_author, book_mime
return Book(path, mi.title, authors, mime)