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

'''

Created on Nov 14, 2012

@author: ymh

'''

import urlparse

import requests

from . import settings

import logging

logger = logging.getLogger(__name__)

def get_abs_url(url, default_domain):

    if not url:

        return url

    url_part = urlparse.urlparse(url)

    if url_part.netloc:

        return url

    else:

        pr = urlparse.ParseResult('http', default_domain, url_part.path, url_part.params, url_part.query, url_part.fragment)

        return pr.geturl()

def get_all_objects(res_url, field_filter):

    objects = []

    url = res_url

    while url:        

        r = requests.get(url)

        if r.status_code != requests.codes.ok: #@UndefinedVariable

            logger.error("Error when requesting objects " + repr(r.status_code) + " : " + repr(r.text))

            break

        objects.extend([ c for c in  r.json['objects'] if field_filter is None or c.get(field_filter, None) ])

        url = get_abs_url(r.json.get('meta',{}).get('next',None), settings.LDT_NETLOC)

    return objects