1 # -*- coding: utf-8 -*-

     2 '''

     3 Created on Nov 13, 2012

     4 

     5 @author: ymh

     6 '''

     7 import json

     8 from django.http import HttpResponse, HttpResponseBadRequest

     9 import requests

    10 from django.conf import settings

    11 import logging

    12 

    13 logger = logging.getLogger(__name__)

    14 

    15 def recommended(request):

    16     

    17     keywords_str = request.GET.get('keywords', None)

    18 

    19     if not keywords_str:

    20         return HttpResponseBadRequest("Error, null keywords")

    21     

    22     keywords = [kw.strip() for kw in keywords_str.split(",")]

    23     

    24     ldt_res = get_ldt_res(keywords)

    25     

    26     logger.debug("LDT results : " + repr(ldt_res) )

    27     

    28     kc_res = get_kc_res(keywords)

    29     

    30     res = mix_results(ldt_res, kc_res)

    31     

    32     return HttpResponse(json.dumps(res), content_type='application/json; charset=utf-8', )

    33 

    34 

    35 def mix_results(ldt_res, kc_res):

    36     

    37     #TODO : implement mixin of results

    38     return ldt_res

    39 

    40 

    41 def get_ldt_res(keywords):    

    42     

    43     recommended_url = settings.LDT_API_URL + "contents/recommended/"

    44     

    45     r = requests.get(recommended_url, params={'keywords':  ",".join(keywords)})

    46     logger.debug(repr(r))

    47     

    48     #TODO : manage error codes

    49     

    50     return r.json

    51     

    52 

    53 def get_kc_res(keywords):

    54     

    55     #TODO : implement

    56     return None