6aae8bff15
* Update projector when polls are updated. * Update projector when assignment candidates are updated * Update projector when motion submitter are updated * Fixed the assignment publish poll view * Added projector.api.register_slide_model
90 lines
2.8 KiB
Python
90 lines
2.8 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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openslides.utils.tornado_webserver
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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:copyright: (c) 2011-2013 by the OpenSlides team, see AUTHORS.
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:license: GNU GPL, see LICENSE for more details.
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"""
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import posixpath
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from urllib import unquote
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from tornado.httpserver import HTTPServer
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from tornado.ioloop import IOLoop
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from tornado.web import FallbackHandler, Application, StaticFileHandler
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from tornado.websocket import WebSocketHandler
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from tornado.wsgi import WSGIContainer
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from tornado.options import parse_command_line
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from django.core.handlers.wsgi import WSGIHandler as Django_WSGIHandler
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from django.conf import settings
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from django.utils.translation import ugettext as _
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class DjangoStaticFileHandler(StaticFileHandler):
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"""Handels static data by using the django finders."""
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def initialize(self):
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"""Overwrite some attributes."""
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self.root = ''
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self.default_filename = None
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def get(self, path, include_body=True):
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from django.contrib.staticfiles import finders
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normalized_path = posixpath.normpath(unquote(path)).lstrip('/')
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absolute_path = finders.find(normalized_path)
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return super(DjangoStaticFileHandler, self).get(absolute_path, include_body)
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class ProjectorSocketHandler(WebSocketHandler):
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"""
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Handels the websocket for the projector.
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"""
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waiters = set()
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# The following lines can be uncommented, if there are any problems with
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# websockts in iOS Safari 5.0
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## def allow_draft76(self):
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## # for iOS 5.0 Safari
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## return True
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def open(self):
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ProjectorSocketHandler.waiters.add(self)
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def on_close(self):
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ProjectorSocketHandler.waiters.remove(self)
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@classmethod
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def send_updates(cls, slide):
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for waiter in cls.waiters:
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waiter.write_message(slide)
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def run_tornado(addr, port, reload=False):
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# Don't try to read the command line args from openslides
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parse_command_line(args=[])
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# Print listening address and port to command line
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if addr == '0.0.0.0':
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url_string = _("the machine's local ip address")
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else:
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url_string = 'http://%s:%s' % (addr, port)
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print _("Starting OpenSlides' tornado webserver listening to %(url_string)s") % {'url_string': url_string}
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# Start the application
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app = WSGIContainer(Django_WSGIHandler())
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tornado_app = Application([
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(r"%s(.*)" % settings.STATIC_URL, DjangoStaticFileHandler),
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(r'%s(.*)' % settings.MEDIA_URL, StaticFileHandler, {'path': settings.MEDIA_ROOT}),
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(r'/projector/socket/', ProjectorSocketHandler),
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('.*', FallbackHandler, dict(fallback=app))
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], debug=reload)
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server = HTTPServer(tornado_app)
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server.listen(port=port,
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address=addr)
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IOLoop.instance().start()
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