-# -*- coding: utf-8 -*-
-# This file is part of EduMed, licensed under GNU Affero GPLv3 or later.
-# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
-#
-import os
-import sys
-from optparse import make_option
-
-from django.core.management.base import BaseCommand
-from django.db import transaction
-
-from catalogue.models import Lesson, Section
-from librarian import IOFile
-
-
-class Command(BaseCommand):
- option_list = BaseCommand.option_list + (
- 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('-a', '--attachments', dest='attachments', metavar="PATH", default='materialy',
- help='Attachments dir path.'),
- make_option('--ignore-incomplete', action='store_true', dest='ignore_incomplete', default=False,
- help='Attachments dir path.'),
- make_option('--dont-repackage', action='store_false', dest='repackage', default=True,
- help='Don\'t refresh level packages.'),
- )
- help = 'Imports lessons from the specified directories.'
- args = 'directory [directory ...]'
-
- def __init__(self):
- super(Command, self).__init__()
- self.options = None
- self.levels = None
-
- @staticmethod
- def all_attachments(path):
- files = {}
- if not os.path.isdir(path):
- return files
-
- def read_dir(path):
- for name in os.listdir(path):
- fullname = os.path.join(path, name)
- if os.path.isdir(fullname):
- read_dir(fullname)
- else:
- f = IOFile.from_filename(fullname)
- files[name.decode('utf-8')] = f
- files.setdefault(name.replace(" ", "").decode('utf-8'), f)
-
- read_dir(path)
- return files
-
- @transaction.atomic
- def handle(self, *directories, **options):
-
- repackage = options.get('repackage')
-
- self.levels = set()
-
- curdir = os.path.abspath(os.curdir)
- self.options = options
-
- files_imported = 0
- files_skipped = 0
-
- for dir_name in directories:
- abs_dir = os.path.join(curdir, dir_name)
- if not os.path.isdir(abs_dir):
- print self.style.ERROR("%s: Not a directory. Skipping." % abs_dir)
- else:
- files_imported_dir, files_skipped_dir = self.import_from_dir(abs_dir)
- files_imported += files_imported_dir
- files_skipped += files_skipped_dir
-
- if self.levels and repackage:
- print "Rebuilding level packages:"
- for level in self.levels:
- print level.name
- level.build_packages()
-
- # Print results
- print
- print "Results: %d files imported, %d skipped, %d total." % (
- files_imported, files_skipped, files_imported + files_skipped)
- print
-
- def import_from_dir(self, abs_dir):
- verbose = self.options.get('verbose')
- files_imported = 0
- files_skipped = 0
- att_dir = os.path.join(abs_dir, self.options['attachments'])
- attachments = self.all_attachments(att_dir)
- # files queue
- files = sorted(os.listdir(abs_dir))
- postponed = {}
- ignore_incomplete = set()
- while files:
- file_name = files.pop(0)
- file_path = os.path.join(abs_dir, file_name)
- file_base, ext = os.path.splitext(file_path)
-
- if os.path.isdir(file_path):
- dir_imported, dir_skipped = self.import_from_dir(file_path)
- files_imported += dir_imported
- files_skipped += files_skipped
- continue
-
- # 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()
-
- try:
- iofile = IOFile.from_filename(file_path)
- iofile.attachments = attachments
- lesson = Lesson.publish(iofile, file_name in ignore_incomplete)
- except Section.IncompleteError:
- if file_name not in postponed or postponed[file_name] < files_imported:
- # Push it back into the queue, maybe the missing lessons will show up.
- if verbose > 0:
- print self.style.NOTICE('Waiting for missing lessons.')
- files.append(file_name)
- postponed[file_name] = files_imported
- elif self.options['ignore_incomplete'] and file_name not in ignore_incomplete:
- files.append(file_name)
- ignore_incomplete.add(file_name)
- postponed[file_name] = files_imported
- else:
- # We're in a loop, nothing's being imported - some lesson is really missing.
- raise
- except BaseException:
- import traceback
- traceback.print_exc()
- files_skipped += 1
- else:
- files_imported += 1
- if hasattr(lesson, 'level'):
- self.levels.add(lesson.level)
- finally:
- if verbose > 0:
- print
- return files_imported, files_skipped
fnp / edumed.git / blobdiff