from main.models import PluginPermission

def getUserFromAuthblob(authblob, plugin, splitBy="\n"):
	""" Return user, if found, for an authblob, else None. """
	if authblob == '':
		return None
	
	perms = PluginPermission.objects.filter(plugin=plugin, authblob__contains=authblob)
	for perm in perms:
		print perm
		if authblob in perm.authblob.split(splitBy):
			return perm.user
	return None