#!/usr/bin/env python
# Hacker News Droid API: returns comments for a given post id in JSON or XML using HTML Parser
# Gleb Popov. September 2011
import os
from google.appengine.ext import webapp
import Formatter
import GAHelper
import APIContent
class HackerNewsCommentsHandler(webapp.RequestHandler):
    #controller main entry
    def get(self, format, id):
        #set content-type
        self.response.headers['Content-Type'] = Formatter.contentType(format)
        referer = ''
        if ('HTTP_REFERER' in os.environ):
            referer = os.environ['HTTP_REFERER']
        returnData = APIContent.getHackerNewsComments(id, format, self.request.url, referer, self.request.remote_addr)
        #track this request
        GAHelper.trackGARequests('/comments/%s' % (id), self.request.remote_addr, referer)
        if (not returnData):
            returnData = ''
        #output to the browser
        self.response.out.write(Formatter.dataWrapper(format, returnData, self.request.get('callback')))