def upload_create_resource_form(request, project, prefix='create_form'):
"""
Render a form that uses StorageFile field to upload files. It creates a
resource after the form ve validated, extract the file strings as
sourceentities on the fly.
The parameter 'prefix' can be used to add a prefix to the form name and
its sub-fields.
"""
resource = None
if request.method == 'POST' and request.POST.get('create_resource', None):
create_resource_form = CreateResourceForm(request.POST, prefix=prefix)
if create_resource_form.is_valid():
resource = create_resource_form.save(commit=False)
display_form=True
# If we have a resource in the creation form, check if a we already
# have a resource with this slug in the db.
if resource:
try:
Resource.objects.get(
slug = slugify(resource.source_file.name),
project = project
)
except Resource.DoesNotExist:
pass
else:
# if the resource exists, modify slug in order to force the
# creation of a new resource.
slug = slugify(resource.source_file.name)
identifier = Resource.objects.filter(project=project,
slug__icontains = "%s_" % slug ).count() + 1
resource.slug = "%s_%s" % (slug, identifier)
else:
create_resource_form = CreateResourceForm(prefix=prefix,
initial={'source_file':['en', ""]})
display_form=False
api_project_files = get_url_pattern('api_project_files')
return {
'project' : project,
'resource': resource,
'create_resource_form': create_resource_form,
'display_form': display_form,
'api_project_files': api_project_files,
}
