def query():
# extract all the potential query arguments
es = request.values.get("es") # <elasticsearch query object>
if es is None:
es = request.values.get("source") # alternative location for the es query object
q = request.values.get("q") # <free text search>
fields = request.values.get("fields") # <list of top level fields required>
from_number = request.values.get("from") # <start result number>
size = request.values.get("size") # <page size>
# the es argument is an encoded json string
if es is not None:
es = json.loads(es)
print es
# fields is a comma separated list of values
# which may consist only of "admin" or "register"
if fields is not None:
fields = [f.strip() for f in fields.split(",") if f.strip() in ["admin", "register"]]
es_result = RegistryAPI.search(es=es, q=q, fields=fields, from_number=from_number, size=size)
# return a json response
resp = make_response(json.dumps(es_result))
resp.mimetype = "application/json"
return resp
