feedservice/main.py

   1 from google.appengine.ext import webapp
   2 from google.appengine.ext.webapp.util import run_wsgi_app
   3
   4 import urllib
   5 import feeddownloader
   6 import simplejson as json
   7
   8 class MainPage(webapp.RequestHandler):
   9     def get(self):
  10         self.response.headers['Content-Type'] = 'text/plain'
  11         self.response.out.write('Hello, webapp World!')
  12
  13 class Parse(webapp.RequestHandler):
  14
  15     def post(self):
  16         return self.get()
  17
  18     def get(self):
  19         self.response.headers['Content-Type'] = 'text/plain'
  20         urls = self.request.get_all('url')
  21         urls = map(urllib.unquote, urls)
  22         inline_logo = self.request.get_range('inline_logo', 0, 1, default=0)
  23         scale_to = self.request.get_range('scale_logo', 0, 1, default=0)
  24         strip_html = self.request.get_range('strip_html', 0, 1, default=0)
  25         modified = self.request.headers.get('If-Modified-Since', None)
  26
  27         if urls:
  28             podcasts, last_modified = feeddownloader.parse_feeds(urls, inline_logo, scale_to, strip_html, modified)
  29             pretty = json.dumps(podcasts, sort_keys=True, indent=4)
  30
  31             if last_modified:
  32                 from email import utils
  33                 import time
  34                 self.response.headers.add_header('Last-Modified', utils.formatdate(time.mktime(last_modified)))
  35
  36             self.response.out.write(pretty)
  37
  38         else:
  39             self.response.set_status(400)
  40             self.response.out.write('parameter url missing')
  41
  42
  43 application = webapp.WSGIApplication([
  44                                       ('/',      MainPage),
  45                                       ('/parse', Parse)
  46                                      ],
  47                                      debug=True)
  48
  49 def main():
  50     run_wsgi_app(application)
  51
  52 if __name__ == "__main__":
  53     main()