1 # -*- coding: utf-8 -*-
2 # This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
3 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
8 from optparse import make_option
10 from django.core.management.base import BaseCommand
11 from django.core.management.color import color_style
12 from django.core.files import File
14 from catalogue.models import Book
17 class Command(BaseCommand):
18 option_list = BaseCommand.option_list + (
19 make_option('-q', '--quiet', action='store_false', dest='verbose', default=True,
20 help='Verbosity level; 0=minimal output, 1=normal output, 2=all output'),
21 make_option('-f', '--force', action='store_true', dest='force', default=False,
22 help='Print status messages to stdout'),
23 make_option('-E', '--no-build-epub', action='store_false', dest='build_epub', default=True,
24 help='Don\'t build EPUB file'),
25 make_option('-T', '--no-build-txt', action='store_false', dest='build_txt', default=True,
26 help='Don\'t build TXT file'),
27 make_option('-P', '--no-build-pdf', action='store_false', dest='build_pdf', default=True,
28 help='Don\'t build PDF file'),
29 make_option('-w', '--wait-until', dest='wait_until', metavar='TIME',
30 help='Wait until specified time (Y-M-D h:m:s)'),
32 help = 'Imports books from the specified directories.'
33 args = 'directory [directory ...]'
35 def handle(self, *directories, **options):
36 from django.db import transaction
38 self.style = color_style()
40 verbose = options.get('verbose')
41 force = options.get('force')
42 show_traceback = options.get('traceback', False)
45 if options.get('wait_until'):
46 wait_until = time.mktime(time.strptime(options.get('wait_until'), '%Y-%m-%d %H:%M:%S'))
48 print "Will wait until %s; it's %f seconds from now" % (
49 time.strftime('%Y-%m-%d %H:%M:%S',
50 time.localtime(wait_until)), wait_until - time.time())
52 # Start transaction management.
53 transaction.commit_unless_managed()
54 transaction.enter_transaction_management()
55 transaction.managed(True)
60 for dir_name in directories:
61 if not os.path.isdir(dir_name):
62 print self.style.ERROR("%s: Not a directory. Skipping." % dir_name)
65 files = sorted(os.listdir(dir_name))
68 file_name = files.pop(0)
69 file_path = os.path.join(dir_name, file_name)
70 file_base, ext = os.path.splitext(file_path)
72 # Skip files that are not XML files
77 print "Parsing '%s'" % file_path
84 book = Book.from_xml_file(file_path, overwrite=force,
85 build_epub=options.get('build_epub'),
86 build_txt=options.get('build_txt'),
87 build_pdf=options.get('build_pdf'))
90 if os.path.isfile(file_base + '.pdf'):
91 book.pdf_file.save('%s.pdf' % book.slug, File(file(file_base + '.pdf')))
93 print "Importing %s.pdf" % file_base
94 if os.path.isfile(file_base + '.epub'):
95 book.epub_file.save('%s.epub' % book.slug, File(file(file_base + '.epub')))
97 print "Importing %s.epub" % file_base
98 if os.path.isfile(file_base + '.txt'):
99 book.txt_file.save('%s.txt' % book.slug, File(file(file_base + '.txt')))
101 print "Importing %s.txt" % file_base
105 # clean the generated zip packages. Is this the right place for this?
106 book.clean_zip_files()
108 except Book.AlreadyExists, msg:
109 print self.style.ERROR('%s: Book already imported. Skipping. To overwrite use --force.' %
113 except Book.DoesNotExist, e:
114 if file_name not in postponed or postponed[file_name] < files_imported:
115 # push it back into the queue, maybe the missing child will show up
117 print self.style.NOTICE('Waiting for missing children')
118 files.append(file_name)
119 postponed[file_name] = files_imported
121 # we're in a loop, nothing's being imported - some child is really missing
126 print "Results: %d files imported, %d skipped, %d total." % (
127 files_imported, files_skipped, files_imported + files_skipped)
133 time.sleep(wait_until - time.time())
135 print "it's already too late"
138 transaction.leave_transaction_management()