+# -*- 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.conf import settings
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.utils import trim_query_log
+
+from wolnelektury_core.management.profile import profile
+import objgraph
+import gc
from catalogue.models import Book
+from picture.models import Picture
+from search import Index
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('-f', '--force', action='store_true', dest='force', default=False,
+ help='Overwrite works already in the catalogue'),
+ make_option('-D', '--dont-build', dest='dont_build',
+ metavar="FORMAT,...",
+ help="Skip building specified formats"),
+ make_option('-S', '--no-search-index', action='store_false', dest='search_index', default=True,
+ help='Skip indexing imported works for search'),
+ 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')
+ if options.get('dont_build'):
+ dont_build = options.get('dont_build').lower().split(',')
+ else:
+ dont_build = None
+ file_base, ext = os.path.splitext(file_path)
+ book = Book.from_xml_file(file_path, overwrite=options.get('force'),
+ dont_build=dont_build,
+ search_index_tags=False)
+ for ebook_format in Book.ebook_formats:
+ if os.path.isfile(file_base + '.' + ebook_format):
+ getattr(book, '%s_file' % ebook_format).save(
+ '%s.%s' % (book.slug, ebook_format),
+ File(file(file_base + '.' + ebook_format)),
+ save=False
+ )
+ 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
+
+ # @profile
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())
+
+ index = None
+ if options.get('search_index') and not settings.NO_SEARCH_INDEX:
+ index = Index()
+ try:
+ index.index_tags()
+ index.index.commit()
+ except Exception, e:
+ index.index.rollback()
+ raise e
# 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:
+ trim_query_log(0)
+ 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:
+ objgraph.show_growth()
+ self.import_book(file_path, options)
+ objgraph.show_growth()
+ print "--------------------"
+
+ files_imported += 1
+ transaction.commit()
+ ## track.
+
+ 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()
-
fnp / wolnelektury.git / blobdiff