forked from VenKamikaze/mediagoblin-html5-multi-upload
/
views.py
147 lines (122 loc) · 5.6 KB
/
views.py
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# GNU MediaGoblin -- federated, autonomous media hosting
# Copyright (C) 2011, 2012 MediaGoblin contributors. See AUTHORS.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Created by Mick Saunders, based off normal submit form views.py
from mediagoblin import messages
import mediagoblin.mg_globals as mg_globals
from os.path import splitext
import logging
import uuid
_log = logging.getLogger(__name__)
from mediagoblin.db.models import Collection
from mediagoblin.tools.federation import create_activity
from mediagoblin.tools.text import convert_to_tag_list_of_dicts
from mediagoblin.tools.translate import pass_to_ugettext as _
from mediagoblin.tools.response import render_to_response, redirect
from mediagoblin.decorators import require_active_login
from mediagoblin.submit import forms as submit_forms
from mediagoblin.messages import add_message, SUCCESS
from mediagoblin.media_types import sniff_media, \
TypeNotFound, FileTypeNotSupported
from mediagoblin.submit.lib import check_file_field, prepare_queue_task, \
run_process_media, new_upload_entry
from mediagoblin.user_pages.lib import add_media_to_collection
from mediagoblin.notifications import add_comment_subscription
@require_active_login
def multi_submit_start(request):
"""
First view for submitting a file.
"""
submit_form = submit_forms.get_submit_start_form(request.form, license=request.user.license_preference)
users_collections = Collection.query.filter_by(
actor=request.user.id,
type=Collection.USER_DEFINED_TYPE
).order_by(Collection.title)
if users_collections.count() > 0:
submit_form.collection.query = users_collections
else:
del submit_form.collection
# Below is what was used for mediagoblin 0.5.0-dev. Above is the new way.
# submit_form = submit_forms.SubmitStartForm(request.form, license=request.user.license_preference)
filecount = 0
if request.method == 'POST' and submit_form.validate():
if not check_file_field(request, 'file'):
submit_form.file.errors.append(_(u'You must provide at least one file.'))
else:
for submitted_file in request.files.getlist('file'):
try:
if not submitted_file.filename:
# MOST likely an invalid file
continue # Skip the rest of the loop for this file
else:
filename = submitted_file.filename
_log.info("html5-multi-upload: Got filename: %s" % filename)
# If the filename contains non ascii generate a unique name
if not all(ord(c) < 128 for c in filename):
filename = str(uuid.uuid4()) + splitext(filename)[-1]
# Sniff the submitted media to determine which
# media plugin should handle processing
media_type, media_manager = sniff_media(
submitted_file, filename)
# create entry and save in database
entry = new_upload_entry(request.user)
entry.media_type = str(media_type)
entry.title = (
str(submit_form.title.data)
or str(splitext(submitted_file.filename)[0]))
entry.description = str(submit_form.description.data)
entry.license = str(submit_form.license.data) or None
# Process the user's folksonomy "tags"
entry.tags = convert_to_tag_list_of_dicts(
submit_form.tags.data)
# Generate a slug from the title
entry.generate_slug()
queue_file = prepare_queue_task(request.app, entry, filename)
with queue_file:
queue_file.write(submitted_file.stream.read())
# Save now so we have this data before kicking off processing
entry.save()
# Pass off to async processing
#
# (... don't change entry after this point to avoid race
# conditions with changes to the document via processing code)
feed_url = request.urlgen(
'mediagoblin.user_pages.atom_feed',
qualified=True, user=request.user.username)
run_process_media(entry, feed_url)
if submit_form.collection and submit_form.collection.data:
add_media_to_collection(
submit_form.collection.data, entry)
create_activity(
"add", entry, request.user,
target=submit_form.collection.data)
add_comment_subscription(request.user, entry)
filecount = filecount + 1
except Exception as e:
'''
This section is intended to catch exceptions raised in
mediagoblin.media_types
'''
if isinstance(e, TypeNotFound) or isinstance(e, FileTypeNotSupported):
submit_form.file.errors.append(e)
else:
raise
add_message(request, SUCCESS, _('Woohoo! Submitted %d Files!' % filecount))
return redirect(request, "mediagoblin.user_pages.user_home",
user=request.user.username)
return render_to_response(
request,
'start.html',
{'multi_submit_form': submit_form})