def ajax_query_publication(request, publication_uid):
publication = get_object_or_404(Publication, uid=publication_uid)
permission_backend = get_permission_backend(request)
if not permission_backend.can_view_publication(
request.user, publication.organization, {"publication": publication}
):
raise Http404
return response_json_success(
{
"uid": str(publication.uid),
"title": publication.title,
"description": publication.description,
"tag_names": ",".join([tag.tag_name for tag in publication.tags.all()]),
"uploaded": format_abbr_datetime(publication.uploaded),
"uploaded_by": publication.uploaded_by.get_profile().get_fullname(),
"file_ext": publication.file_ext,
"file_size_text": humanize_file_size(publication.uploaded_file.file.size),
"shelves": ",".join([str(shelf.id) for shelf in publication.shelves.all()]),
"thumbnail_url": publication.get_large_thumbnail(),
"download_url": reverse("download_publication", args=[publication.uid]),
"readonly": "true"
if not permission_backend.can_edit_publication(
request.user, publication.organization, {"publication": publication}
)
else "false",
}
)
def replace_publication(request, organization_slug):
organization = get_object_or_404(Organization, slug=organization_slug)
publication_id = request.POST.get("publication_id")
print publication_id
if publication_id:
publication = get_object_or_404(Publication, uid=publication_id)
else:
transaction.rollback()
raise Http404
if not get_permission_backend(request).can_edit_publication(
request.user, publication.organization, {"publication": publication}
):
transaction.rollback()
raise Http404
try:
file = request.FILES[u"files[]"]
if file.size > settings.MAX_PUBLICATION_FILE_SIZE:
transaction.rollback()
return response_json_error("file-size-exceed")
uploading_file = UploadedFile(file)
publication = domain_functions.replace_publication(request, uploading_file, publication)
if not publication:
transaction.rollback()
return response_json_error()
transaction.commit()
try:
generate_thumbnails.delay(publication.uid)
except:
import sys
import traceback
logger.critical(traceback.format_exc(sys.exc_info()[2]))
return response_json_success(
{
"uid": str(publication.uid),
"file_ext": publication.file_ext,
"file_size": humanize_file_size(uploading_file.file.size),
"uploaded": format_abbr_datetime(publication.uploaded),
"replaced": format_abbr_datetime(publication.replaced),
"thumbnail_url": publication.get_large_thumbnail(),
"download_url": reverse("download_publication", args=[publication.uid]),
}
)
except:
transaction.rollback()
return response_json_error()
def upload_publication(request, organization_slug):
organization = get_object_or_404(Organization, slug=organization_slug)
shelf_id = request.POST.get("shelf")
if shelf_id:
shelf = get_object_or_404(OrganizationShelf, pk=shelf_id)
else:
transaction.rollback()
raise Http404
if shelf.organization.id != organization.id or not get_permission_backend(request).can_upload_shelf(
request.user, organization, {"shelf": shelf}
):
transaction.rollback()
raise Http404
try:
file = request.FILES[u"files[]"]
if file.size > settings.MAX_PUBLICATION_FILE_SIZE:
transaction.rollback()
return response_json_error("file-size-exceed")
uploading_file = UploadedFile(file)
publication = domain_functions.upload_publication(request, uploading_file, organization, shelf)
if not publication:
transaction.rollback()
return response_json_error()
transaction.commit() # Need to commit before create task
try:
generate_thumbnails.delay(publication.uid)
except:
import sys
import traceback
logger.critical(traceback.format_exc(sys.exc_info()[2]))
return response_json_success(
{
"uid": str(publication.uid),
"title": publication.title,
"file_ext": publication.file_ext,
"file_size_text": humanize_file_size(uploading_file.file.size),
"shelf": shelf.id if shelf else "",
"uploaded": format_abbr_datetime(publication.uploaded),
"thumbnail_url": publication.get_large_thumbnail(),
"download_url": reverse("download_publication", args=[publication.uid]),
}
)
except:
transaction.rollback()
return response_json_error()
def humanize_file_size(size_in_byte):
return utilities.humanize_file_size(size_in_byte)