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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/>.
from mediagoblin import messages
import mediagoblin.mg_globals as mg_globals
from os.path import splitext
import logging
_log = logging.getLogger(__name__)
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, \
InvalidFileType, FileTypeNotSupported
from mediagoblin.submit.lib import check_file_field, prepare_queue_task, \
run_process_media
@require_active_login
def submit_start(request):
"""
First view for submitting a file.
"""
submit_form = submit_forms.SubmitStartForm(request.form,
license=request.user.license_preference)
if request.method == 'POST' and submit_form.validate():
if not check_file_field(request, 'file'):
submit_form.file.errors.append(
_(u'You must provide a file.'))
else:
try:
filename = request.files['file'].filename
# Sniff the submitted media to determine which
# media plugin should handle processing
media_type, media_manager = sniff_media(
request.files['file'])
# create entry and save in database
entry = request.db.MediaEntry()
entry.media_type = unicode(media_type)
entry.title = (
unicode(request.form['title'])
or unicode(splitext(filename)[0]))
entry.description = unicode(request.form.get('description'))
entry.license = unicode(request.form.get('license', "")) or None
entry.uploader = request.user.id
# Process the user's folksonomy "tags"
entry.tags = convert_to_tag_list_of_dicts(
request.form.get('tags'))
# Generate a slug from the title
entry.generate_slug()
queue_file = prepare_queue_task(request.app, entry, filename)
with queue_file:
queue_file.write(request.files['file'].stream.read())
# Save now so we have this data before kicking off processing
entry.save()
# Pass off to 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)
add_message(request, SUCCESS, _('Woohoo! Submitted!'))
return redirect(request, "mediagoblin.user_pages.user_home",
user=request.user.username)
except Exception as e:
'''
This section is intended to catch exceptions raised in
mediagoblin.media_types
'''
if isinstance(e, InvalidFileType) or \
isinstance(e, FileTypeNotSupported):
submit_form.file.errors.append(
e)
else:
raise
return render_to_response(
request,
'mediagoblin/submit/start.html',
{'submit_form': submit_form,
'app_config': mg_globals.app_config})
@require_active_login
def add_collection(request, media=None):
"""
View to create a new collection
"""
submit_form = submit_forms.AddCollectionForm(request.form)
if request.method == 'POST' and submit_form.validate():
try:
collection = request.db.Collection()
collection.title = unicode(request.form['title'])
collection.description = unicode(request.form.get('description'))
collection.creator = request.user.id
collection.generate_slug()
# Make sure this user isn't duplicating an existing collection
existing_collection = request.db.Collection.find_one({
'creator': request.user.id,
'title':collection.title})
if existing_collection:
messages.add_message(
request, messages.ERROR, _('You already have a collection called "%s"!' % collection.title))
else:
collection.save()
add_message(request, SUCCESS, _('Collection "%s" added!' % collection.title))
return redirect(request, "mediagoblin.user_pages.user_home",
user=request.user.username)
except Exception as e:
raise
return render_to_response(
request,
'mediagoblin/submit/collection.html',
{'submit_form': submit_form,
'app_config': mg_globals.app_config})
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