maps
This commit is contained in:
commit
45b9c8036d
5 changed files with 352 additions and 0 deletions
10
.gitignore
vendored
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10
.gitignore
vendored
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._*
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*~
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*.gz
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*.min.js
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*.pyc
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*.pyd
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*.pyo
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*.swp
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__pycache__
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config.json
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138
server.py
Executable file
138
server.py
Executable file
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#!/usr/bin/python3
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# -*- coding: utf-8 -*-
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# vi:si:et:sw=4:sts=4:ts=4
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import os
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import json
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import uuid
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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 StaticFileHandler, Application, RequestHandler
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from tornado.websocket import WebSocketHandler
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import logging
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logger = logging.getLogger(__name__)
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DEBUG_HTTP = False
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BASE_PATH = os.path.normpath(os.path.abspath(os.path.dirname(__file__)))
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STATIC_PATH = os.path.join(BASE_PATH, 'static')
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VERSION = 1
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config = {}
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users = set()
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rooms = {}
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class MainHandler(RequestHandler):
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def initialize(self):
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pass
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def get(self, path):
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path = os.path.join(STATIC_PATH, 'index.html')
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with open(path) as fd:
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content = fd.read()
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content = content.replace('.js?0', '.js?%s' % VERSION)
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content = content.replace('config = {}', 'config = %s'%json.dumps(config))
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self.set_header('Content-Type', 'text/html')
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self.set_header('Content-Length', str(len(content)))
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self.set_header('Cache-Control', 'no-cache, no-store, must-revalidate')
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self.set_header('Pragma', 'no-cache')
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self.set_header('Expires', '0')
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self.write(content)
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class SocketHandler(WebSocketHandler):
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def open(self):
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id = None
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while id is None or id in users:
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id = str(uuid.uuid1()).split('-')[0]
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users.add(id)
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self.id = id
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def on_message(self, message):
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try:
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data = json.loads(message)
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event = data[0]
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room = data[1]
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except:
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logger.error('failed', message)
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return
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if event == 'join':
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if not room in rooms:
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rooms[room] = []
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if not self in rooms[room]:
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rooms[room].append(self)
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for ws in rooms[room]:
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ws.post(['join', self.id])
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elif event == 'leave':
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if self in rooms.get(room, []):
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rooms[room].remove(self)
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for ws in rooms[room]:
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ws.post(['leave', self.id])
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elif event == 'update':
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if self in rooms[room]:
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data[1] = self.id
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for ws in rooms[room]:
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if ws != self:
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ws.post(data)
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def on_close(self):
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for room in rooms:
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if self in rooms[room]:
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rooms[room].remove(self)
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for ws in rooms[room]:
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ws.post(['leave', self.id])
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users.remove(self.id)
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def post(self, data):
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try:
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message = json.dumps(data)
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main = IOLoop.instance()
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if self.ws_connection is None:
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self.on_close()
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else:
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main.add_callback(lambda: self.write_message(message))
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except:
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logger.debug('failed to send %s %s', self, data, exc_info=True)
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def log_request(handler):
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if DEBUG_HTTP:
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if handler.get_status() < 400:
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log_method = logger.info
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elif handler.get_status() < 500:
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log_method = logger.warning
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else:
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log_method = logger.error
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request_time = 1000.0 * handler.request.request_time()
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log_method("%d %s %.2fms", handler.get_status(),
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handler._request_summary(), request_time)
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if __name__ == '__main__':
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if DEBUG_HTTP:
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log_format='%(asctime)s:%(levelname)s:%(name)s:%(message)s'
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logging.basicConfig(level=logging.DEBUG, format=log_format)
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options = {
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'debug': False,
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'log_function': log_request,
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'gzip': True
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}
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handlers = [
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(r'/(favicon.ico)', StaticFileHandler, {
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'path': STATIC_PATH
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}),
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(r'/static/(.*)', StaticFileHandler, {
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'path': STATIC_PATH
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}),
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(r'/ws', SocketHandler),
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(r"(.*)", MainHandler),
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]
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with open(os.path.join(BASE_PATH, 'config.json')) as fd:
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config = json.load(fd)
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address = os.environ.get('ADDRESS', '')
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port = int(os.environ.get('PORT', 8081))
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http_server = HTTPServer(Application(handlers, **options))
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http_server.listen(port, address)
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main = IOLoop.instance()
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main.start()
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7
static/css/app.css
Normal file
7
static/css/app.css
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#map {
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position: absolute;
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left: 0px;
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right: 0px;
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bottom: 0px;
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top: 0px;
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}
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14
static/index.html
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14
static/index.html
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<!DOCTYPE HTML>
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<html>
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<head>
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<title>Open Media Library</title>
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<meta charset="UTF-8"/>
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<script>var config = {};</script>
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<script src="https://api.mapbox.com/mapbox.js/v2.2.2/mapbox.js" type="text/javascript"></script>
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<script src="/static/js/app.js?0" type="text/javascript"></script>
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<link rel="stylesheet" type="text/css" href="https://api.mapbox.com/mapbox.js/v2.2.2/mapbox.css" />
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<link rel="stylesheet" type="text/css" href="/static/css/app.css" />
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<meta name="google" value="notranslate"/>
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</head>
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<body><div id="map"></div></body>
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</html>
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183
static/js/app.js
Normal file
183
static/js/app.js
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window.app = (function() {
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var that = {},
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coords,
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foundLocation = false,
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map,
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marker,
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username = 'Anonymous',
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users = [],
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zoomLevel = 23;
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window.onload = setup();
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document.body && window.onload();
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function createUser(data) {
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var user = {
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id: data.id,
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name: data.name,
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color: randomColor()
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};
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users.push(user);
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update({
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name: username,
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coords: coords
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});
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return user;
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}
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function getUserById(id) {
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return users.filter(function(user) {
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return user.id == id;
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})[0];
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}
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function initMap() {
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navigator.geolocation.watchPosition(updateLocation, locationError);
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}
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function joinRoom(room) {
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if(that.room) {
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post(['leave', that.room]);
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}
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users.forEach(function(user) {
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if (user.marker) {
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map.removeLayer(user.marker);
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}
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});
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users = [];
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that.room = room;
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post(['join', that.room]);
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if (coords) {
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update({
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name: username,
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coords: coords
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});
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} else {
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initMap();
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}
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}
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function locationError(err) {
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console.log(err);
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}
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function post(data) {
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that.ws.send(JSON.stringify(data));
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}
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function randomColor() {
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var letters = '0123456789ABCDEF'.split('');
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var color = '#';
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for (var i = 0; i < 6; i++ ) {
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color += letters[Math.floor(Math.random() * (letters.length-1))];
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}
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return color;
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}
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function randomName() {
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var name = '';
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while(name.length < 14) {
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name += String.fromCharCode('A'.charCodeAt(0) + Math.floor(Math.random() * 25));
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}
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return name;
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}
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function removeUser(id) {
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var user = getUserById(id);
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if (user) {
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if (user.marker) {
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map.removeLayer(user.marker);
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}
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users = users.filter(function(user) {
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user.id != id;
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});
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}
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}
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function setup() {
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var host = (document.location.protocol == 'http:' ? 'ws' : 'wss') + '://' + document.location.host;
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that.ws = new WebSocket(host + '/ws');
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that.ws.onopen = function () {
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window.onhashchange = function() {
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var name = document.location.hash.slice(1);
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if (name) {
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document.title = '#' + name;
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joinRoom(name);
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} else {
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document.location.href = '#' + randomName();
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}
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}
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window.onhashchange();
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};
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that.ws.onmessage = function (event) {
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var data = JSON.parse(event.data);
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console.log(data);
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if (data[0] == 'leave') {
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removeUser(data[1]);
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} else if (data[0] == 'update') {
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data[2].id = data[1];
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updateUserLocation(data[2]);
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}
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};
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that.ws.onclose = function (event) {
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setTimeout(function() {
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setup();
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}, 1000);
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};
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}
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function update(data) {
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post(['update', that.room, data]);
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}
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function updateLocation(loc) {
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console.log(loc);
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coords = [loc.coords.latitude, loc.coords.longitude];
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var options = {
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title: username
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};
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if (!foundLocation) {
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if (!map) {
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L.mapbox.accessToken = config.mapboxAccessToken;
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map = L.mapbox.map('map', 'mapbox.streets')
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.setView(coords, zoomLevel);
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}
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marker = L.marker(coords, options)
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.bindPopup(options.title)
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.addTo(map);
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map.setView(coords, zoomLevel);
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foundLocation = true;
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} else {
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map.removeLayer(marker);
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marker = L.marker(coords, options)
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.bindPopup(options.title)
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.addTo(map);
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}
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update({
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name: username,
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coords: coords
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});
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}
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function updateUserLocation(data) {
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var user = getUserById(data.id);
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if (!user) {
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user = createUser(data);
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}
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var options = {
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'title': user.name,
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'icon': L.mapbox.marker.icon({
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'marker-color': user.color
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})
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};
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user.coords = data.coords;
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if (user.marker) {
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map.removeLayer(user.marker);
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}
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user.marker = L.marker(user.coords, options)
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.bindPopup(user.name)
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.addTo(map);
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}
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return that;
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})();
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