#
import os
import sys
+import time
from optparse import make_option
from django.core.management.base import BaseCommand
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='Print status messages to stdout')
+ 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('-T', '--no-build-txt', action='store_false', dest='build_txt', default=True,
+ help='Don\'t build TXT file'),
+ make_option('-w', '--wait-until', dest='wait_until', metavar='TIME',
+ help='Wait until specified time (Y-M-D h:m:s)'),
)
help = 'Imports books from the specified directories.'
args = 'directory [directory ...]'
force = options.get('force')
show_traceback = options.get('traceback', False)
+ 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()
files_imported = 0
files_skipped = 0
-
+
for dir_name in directories:
if not os.path.isdir(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)
file_base, ext = os.path.splitext(file_path)
-
+
# Skip files that are not XML files
if not ext == '.xml':
continue
-
+
if verbose > 0:
print "Parsing '%s'" % file_path
else:
sys.stdout.write('.')
sys.stdout.flush()
-
+
# Import book files
try:
- book = Book.from_xml_file(file_path, overwrite=force)
+ book = Book.from_xml_file(file_path, overwrite=force,
+ build_epub=options.get('build_epub'),
+ build_txt=options.get('build_txt'))
files_imported += 1
-
+
if os.path.isfile(file_base + '.pdf'):
book.pdf_file.save('%s.pdf' % book.slug, File(file(file_base + '.pdf')))
if verbose:
- print "Importing %s.pdf" % file_base
+ print "Importing %s.pdf" % file_base
if os.path.isfile(file_base + '.epub'):
book.epub_file.save('%s.epub' % book.slug, File(file(file_base + '.epub')))
if verbose:
- print "Importing %s.epub" % file_base
- if os.path.isfile(file_base + '.odt'):
- book.odt_file.save('%s.odt' % book.slug, File(file(file_base + '.odt')))
- if verbose:
- print "Importing %s.odt" % file_base
+ print "Importing %s.epub" % file_base
if os.path.isfile(file_base + '.txt'):
book.txt_file.save('%s.txt' % book.slug, File(file(file_base + '.txt')))
if verbose:
print "Importing %s.txt" % file_base
- if os.path.isfile(os.path.join(dir_name, book.slug + '.mp3')):
- book.mp3_file.save('%s.mp3' % book.slug, File(file(os.path.join(dir_name, book.slug + '.mp3'))))
- if verbose:
- print "Importing %s.mp3" % book.slug
- if os.path.isfile(os.path.join(dir_name, book.slug + '.ogg')):
- book.ogg_file.save('%s.ogg' % book.slug, File(file(os.path.join(dir_name, book.slug + '.ogg'))))
- if verbose:
- print "Importing %s.ogg" % book.slug
-
+
book.save()
-
+
except Book.AlreadyExists, msg:
print self.style.ERROR('%s: Book 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