X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/d433a636abfc040891dde68aa9e5f81b30549134..5116918efc22e206f68fa19529f93c913f98930f:/apps/catalogue/management/commands/importbooks.py diff --git a/apps/catalogue/management/commands/importbooks.py b/apps/catalogue/management/commands/importbooks.py index d1dac54e4..d097ddd1a 100644 --- a/apps/catalogue/management/commands/importbooks.py +++ b/apps/catalogue/management/commands/importbooks.py @@ -1,51 +1,151 @@ +# -*- coding: utf-8 -*- +# This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later. +# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information. +# import os +import sys +import time +from optparse import make_option from django.core.management.base import BaseCommand from django.core.management.color import color_style -from optparse import make_option +from django.core.files import File from catalogue.models import Book +from picture.models import Picture class Command(BaseCommand): option_list = BaseCommand.option_list + ( - make_option('--verbosity', action='store', dest='verbosity', default='1', - type='choice', choices=['0', '1', '2'], + make_option('-q', '--quiet', action='store_false', dest='verbose', default=True, help='Verbosity level; 0=minimal output, 1=normal output, 2=all output'), - make_option('--force', action='store_true', dest='force', default=False, - help='Overwrite previously imported files with the same id') + make_option('-f', '--force', action='store_true', dest='force', default=False, + help='Print status messages to stdout'), + make_option('-E', '--no-build-epub', action='store_false', dest='build_epub', default=True, + help='Don\'t build EPUB file'), + make_option('-M', '--no-build-mobi', action='store_false', dest='build_mobi', default=True, + help='Don\'t build MOBI file'), + make_option('-T', '--no-build-txt', action='store_false', dest='build_txt', default=True, + help='Don\'t build TXT file'), + make_option('-P', '--no-build-pdf', action='store_false', dest='build_pdf', default=True, + help='Don\'t build PDF file'), + make_option('-w', '--wait-until', dest='wait_until', metavar='TIME', + help='Wait until specified time (Y-M-D h:m:s)'), + make_option('-p', '--picture', action='store_true', dest='import_picture', default=False, + help='Import pictures'), + ) help = 'Imports books from the specified directories.' args = 'directory [directory ...]' + def import_book(self, file_path, options): + verbose = options.get('verbose') + file_base, ext = os.path.splitext(file_path) + book = Book.from_xml_file(file_path, overwrite=options.get('force'), + build_epub=options.get('build_epub'), + build_txt=options.get('build_txt'), + build_pdf=options.get('build_pdf'), + build_mobi=options.get('build_mobi')) + fileid = book.fileid() + for ebook_format in Book.ebook_formats: + if os.path.isfile(file_base + '.' + ebook_format): + getattr(book, '%s_file' % ebook_format).save( + '%s.%s' % (fileid, ebook_format), + File(file(file_base + '.' + ebook_format))) + if verbose: + print "Importing %s.%s" % (file_base, ebook_format) + + book.save() + + def import_picture(self, file_path, options): + picture = Picture.from_xml_file(file_path, overwrite=options.get('force')) + return picture + def handle(self, *directories, **options): from django.db import transaction self.style = color_style() - verbosity = int(options.get('verbosity', 1)) + verbose = options.get('verbose') force = options.get('force') show_traceback = options.get('traceback', False) + import_picture = options.get('import_picture') + + wait_until = None + if options.get('wait_until'): + wait_until = time.mktime(time.strptime(options.get('wait_until'), '%Y-%m-%d %H:%M:%S')) + if verbose > 0: + print "Will wait until %s; it's %f seconds from now" % ( + time.strftime('%Y-%m-%d %H:%M:%S', + time.localtime(wait_until)), wait_until - time.time()) # Start transaction management. transaction.commit_unless_managed() transaction.enter_transaction_management() transaction.managed(True) + files_imported = 0 + files_skipped = 0 + for dir_name in directories: if not os.path.isdir(dir_name): - print self.style.ERROR("Skipping '%s': not a directory." % dir_name) + print self.style.ERROR("%s: Not a directory. Skipping." % dir_name) else: - for file_name in os.listdir(dir_name): + # files queue + files = sorted(os.listdir(dir_name)) + postponed = {} + while files: + file_name = files.pop(0) file_path = os.path.join(dir_name, file_name) - if not os.path.splitext(file_name)[1] == '.xml': - print self.style.NOTICE("Skipping '%s': not an XML file." % file_path) + file_base, ext = os.path.splitext(file_path) + + # Skip files that are not XML files + if not ext == '.xml': continue - if verbosity > 0: + + if verbose > 0: print "Parsing '%s'" % file_path - - Book.from_xml_file(file_path) - + else: + sys.stdout.write('.') + sys.stdout.flush() + + # Import book files + try: + if import_picture: + self.import_picture(file_path, options) + else: + self.import_book(file_path, options) + files_imported += 1 + + except (Book.AlreadyExists, Picture.AlreadyExists): + print self.style.ERROR('%s: Book or Picture already imported. Skipping. To overwrite use --force.' % + file_path) + files_skipped += 1 + + except Book.DoesNotExist, e: + if file_name not in postponed or postponed[file_name] < files_imported: + # push it back into the queue, maybe the missing child will show up + if verbose: + print self.style.NOTICE('Waiting for missing children') + files.append(file_name) + postponed[file_name] = files_imported + else: + # we're in a loop, nothing's being imported - some child is really missing + raise e + + # Print results + print + print "Results: %d files imported, %d skipped, %d total." % ( + files_imported, files_skipped, files_imported + files_skipped) + print + + if wait_until: + print 'Waiting...' + try: + time.sleep(wait_until - time.time()) + except IOError: + print "it's already too late" + transaction.commit() transaction.leave_transaction_management()