import os
import urllib

import wsgiref.handlers

from google.appengine.ext import webapp
from google.appengine.ext.webapp import template

import feedparser
import random

class TwitterHandler(webapp.RequestHandler):
    base = "http://search.twitter.com/search.atom?q="
    
    def get(self):
        result = feedparser.parse(self.base + self.request.get("tag"))
        #self.response.out.write(result)
        data = []
        encoding = result["encoding"]
        for entry in result["entries"]:
            dct = {
                "content":entry["content"][0]["value"].encode(encoding),
                "tag": self.request.get("tag").encode(encoding)
                }
            for k in ["author", "updated", "href", "link", "id"]:
                dct[k] = entry[k].encode(encoding)
                
            data.append(dct)
        
        if self.request.get("callback"):
            data = "%s(%s)" % (self.request.get("callback"), data)
        self.response.out.write(data)

class JSONHandler(webapp.RequestHandler):
    def get(self):
        url = self.request.get("url")
        data = feedparser.parse(url)
        if self.request.get("callback"):
            data = "%s(%s)" % (self.request.get("callback"), data)
        self.response.out.write(data)

class Index(webapp.RequestHandler):
    def get(self, data={}):
        template_path = os.path.join(os.path.dirname(__file__), 'index.html')
        self.response.headers['Content-Type'] = 'text/html'
        self.response.out.write(template.render(template_path, data))

if __name__ == '__main__':
    application = webapp.WSGIApplication([
        ('/', Index),
        ('/twitter.json', TwitterHandler), 
        ('/atom.json', JSONHandler)
        ], debug=True)
    wsgiref.handlers.CGIHandler().run(application)