from google.appengine.ext import webapp
from django.utils import simplejson
import logging, pdb, traceback
from PdfMaker import PdfMaker
from MailInterface import MailInterface
from HtmlParser import HtmlParser
from django.utils import simplejson
from model.Hits import SiteStats

class ExtensionPostHandler(webapp.RequestHandler):

    def get(self):
        self.error(403)

    def post(self):
        try:
            logging.info("Creating json: " + self.request.body)
            payload = simplejson.loads(self.request.body)

            url         = payload['pageUrl']
            destination = payload['kindleAccount']
            pageSize    = payload['pageSize']
            logging.info("Preparing pdf. Destination: %s Page Size: %s" % (destination, pageSize))

            parser = HtmlParser(url)
            pageTitle = parser.Title()
            pdf = PdfMaker().createFromHtml(url, pageSize)
            MailInterface().MailFile(pageTitle, destination, pdf)
            jsonResult = {  
                'code' : '200', 
                'responseText' : 'PDF Generated succesfully.<br />Should show up on your Kindle soon.'
            }
            logging.info('JSON Result: ' + simplejson.dumps(jsonResult));
            self.response.out.write(simplejson.dumps(jsonResult));
            try:
                new = SiteStats(
                    source = self.request.remote_addr,
                    action = 'ExtensionPostHandler/post',
                    headers = self.request.headers
                )
            except:
                log.debug("Swallowing log error")

        except Exception, ex:
            logging.error('Error generating pdf: ' + str(ex.message))
            logging.error(traceback.format_exc())
            self.response.headers['Content-Type'] = 'text/html'
            self.error(500)
            jsonResult = ['{"code" : "500", "responseText" : "' + traceback.format_exc() + '"}']
            self.response.out.write(simplejson.dumps(jsonResult));