labs/filebrowser/management/commands/fb_version_generate.py

94 lines
3.7 KiB
Python

# coding: utf-8
import os
import re
from django.conf import settings
from django.core.management.base import BaseCommand, CommandError
from six.moves import input
from filebrowser.base import FileListing
from filebrowser.settings import EXTENSION_LIST, EXCLUDE, DIRECTORY, VERSIONS
filter_re = []
for exp in EXCLUDE:
filter_re.append(re.compile(exp))
for k, v in VERSIONS.items():
exp = (r'_%s(%s)') % (k, '|'.join(EXTENSION_LIST))
filter_re.append(re.compile(exp))
class Command(BaseCommand):
help = "(Re)Generate image versions."
def add_arguments(self, parser):
parser.add_argument('media_path', nargs='?', default=DIRECTORY)
def handle(self, *args, **options):
path = options['media_path']
if not os.path.isdir(os.path.join(settings.MEDIA_ROOT, path)):
raise CommandError('<media_path> must be a directory in MEDIA_ROOT (If you don\'t add a media_path the default path is DIRECTORY).\n"%s" is no directory.' % path)
# get version name
while 1:
self.stdout.write('\nSelect a version you want to generate:\n')
for version in VERSIONS:
self.stdout.write(' * %s\n' % version)
version_name = input('(leave blank to generate all versions): ')
if version_name == "":
selected_version = None
break
else:
try:
tmp = VERSIONS[version_name]
selected_version = version_name
break
except:
self.stderr.write('Error: Version "%s" doesn\'t exist.\n' % version_name)
version_name = None
continue
# filelisting
filelisting = FileListing(path, filter_func=self.filter_images) # FIXME filterfunc: no hidden files, exclude list, no versions, just images!
for fileobject in filelisting.files_walk_filtered():
if fileobject.filetype == "Image":
if selected_version:
self.stdout.write('generating version "%s" for: %s\n' % (selected_version, fileobject.path))
versionobject = fileobject.version_generate(selected_version) # FIXME force?
else:
self.stdout.write('generating all versions for: %s\n' % fileobject.path)
for version in VERSIONS:
versionobject = fileobject.version_generate(version) # FIXME force?
# # walkt throu the filebrowser directory
# # for all/new files (except file versions itself and excludes)
# for dirpath,dirnames,filenames in os.walk(path, followlinks=True):
# rel_dir = os.path.relpath(dirpath, os.path.realpath(settings.MEDIA_ROOT))
# for filename in filenames:
# filtered = False
# # no "hidden" files (stating with ".")
# if filename.startswith('.'):
# continue
# # check the exclude list
# for re_prefix in filter_re:
# if re_prefix.search(filename):
# filtered = True
# if filtered:
# continue
# (tmp, extension) = os.path.splitext(filename)
# if extension in EXTENSIONS["Image"]:
# self.createVersions(os.path.join(rel_dir, filename), selected_version)
def filter_images(self, item):
filtered = item.filename.startswith('.')
for re_prefix in filter_re:
if re_prefix.search(item.filename):
filtered = True
if filtered:
return False
return True