+#! /usr/bin/env python
+"""XSetBg (WSGI version)
+
+"""
+
+__version__ = "$Revision$"[11:-2]
+__revision__ = "$Id$"[5:-2]
+__date__ = "$Date$"[7:-2]
+
+__author__ = "Oleg Broytman <phd@phdru.name>"
+__copyright__ = "Copyright (C) 2000-2010 PhiloSoft Design"
+__license__ = "GNU GPL"
+
+
+from wsgiref import simple_server
+from wsgiref.handlers import SimpleHandler
+from wsgiref.simple_server import WSGIServer, make_server
+simple_server.ServerHandler = SimpleHandler # Stop logging to stdout
+
+from xsetbg import host, port, change as _change
+
+
+def published(func):
+ func._wsgi_published = True
+ return func
+
+@published
+def change(force=False):
+ _change()
+
+@published
+def force():
+ _change(force=True)
+
+@published
+def stop():
+ QuitWSGIServer._quit_flag = True
+
+
+g = globals().copy()
+commands = dict([(name, g[name]) for name in g
+ if getattr(g[name], '_wsgi_published', False)])
+del g
+
+class QuitWSGIServer(WSGIServer):
+ _quit_flag = False
+
+ def serve_forever(self):
+ while not self._quit_flag:
+ self.handle_request()
+
+def app(env, start_response):
+ command = env['PATH_INFO'][1:] # Remove the leading slash
+ if command not in commands:
+ status = '404 Not found'
+ response_headers = [('Content-type', 'text/plain')]
+ start_response(status, response_headers)
+ return ['The command was not found.\n']
+
+ try:
+ commands[command]()
+ except:
+ status = '500 Error'
+ response_headers = [('Content-type', 'text/plain')]
+ start_response(status, response_headers)
+ return ['Error occured!\n']
+
+ status = '200 OK'
+ response_headers = [('Content-type', 'text/plain')]
+ start_response(status, response_headers)
+ return ['Ok\n']
+
+force()
+httpd = make_server(host, port, app, server_class=QuitWSGIServer)
+httpd.serve_forever()