Merging new nightscout master

.bowerrc

@@ -0,0 +1,3 @@
+{
+    "directory": "./static/bower_components"
+}

.gitignore

@@ -3,4 +3,7 @@ node_modules/
 
 .idea/
 *.iml
-my.env
+my.env
+*.env
+static/bower_components/
+.*.sw?

README.md

@@ -1,9 +1,8 @@
 cgm-remote-monitor (a.k.a. NightScout)
 ======================================
 
-[![Build Status](https://travis-ci.org/brianhanifin/cgm-remote-monitor.png)](https://travis-ci.org/brianhanifin/cgm-remote-monitor)
-[![Gitter chat](https://badges.gitter.im/brianhanifin/cgm-remote-monitor.png)](https://gitter.im/brianhanifin/cgm-remote-monitor)
-[![Dependency Status](https://david-dm.org/brianhanifin/cgm-remote-monitor.png)](https://david-dm.org/brianhanifin/cgm-remote-monitor)
+[![Build Status](https://travis-ci.org/nightscout/cgm-remote-monitor.png)](https://travis-ci.org/nightscout/cgm-remote-monitor)
+[![Dependency Status](https://david-dm.org/nightscout/cgm-remote-monitor.png)](https://david-dm.org/nightscout/cgm-remote-monitor)
 
 This acts as a web-based CGM (Continuous Glucose Montinor) to allow
 multiple caregivers to remotely view a patients glucose data in

lib/pebble.js

@@ -1,6 +1,6 @@
 var DIRECTIONS = {
   NONE: 0
-, DoupleUp: 1
+, DoubleUp: 1
 , SingleUp: 2
 , FortyFiveUp: 3
 , Flat: 4
@@ -30,12 +30,14 @@ function pebble (req, res) {
         console.log('queried', new Date(earliest_data).toISOString( ),
                     new Date(now).toISOString( ), 'got raw results', results.length);
         results.forEach(function(element, index, array) {
-            var last = cgmData[cgmData.length - 1];
+            var next = null;
+            if (index + 1 < results.length) {
+              next = results[index + 1];
+            }
             if (element) {
-                console.log(element, index);
                 var obj = {};
                 obj.sgv = element.sgv;
-                obj.bgdelta = (last ? (last.sgv - element.sgv) : 0);
+                obj.bgdelta = (next ? (element.sgv - next.sgv ) : 0);
                 if ('direction' in element) {
                   obj.trend = directionToTrend(element.direction);
                   obj.direction = element.direction;

package.json

@@ -6,10 +6,9 @@
     "postinstall": "node node_modules/bower/bin/bower install"
   },
   "dependencies": {
-    "appcache-node": "^0.2.0",
     "bower": "~1.3.2",
+    "express": "^4.4.4",
     "mongodb": "1.3.20",
-    "node-static": "0.7.1",
     "socket.io": "~0.9.16"
   }
 }

server.js

@@ -20,7 +20,7 @@
 var patientData = [];
 var now = new Date().getTime();
 var fs = require('fs');
-var c = require("appcache-node");
+var express = require('express');
 var mongoClient = require('mongodb').MongoClient;
 var pebble = require('./lib/pebble');
 var cgmData = [];
@@ -29,73 +29,51 @@ var cgmData = [];
 ////////////////////////////////////////////////////////////////////////////////////////////////////
 // setup http server
 ////////////////////////////////////////////////////////////////////////////////////////////////////
-var THIRTY_DAYS = 2592000;
 var PORT = process.env.PORT || 1337;
-var server = require('http').createServer(function serverCreator(request, response) {
-    var sys = require("sys");
-
-    var nodeStatic = require('node-static');
-    //enable gzip compression and cache for 30 days
-    //var staticServer = new nodeStatic.Server(".", { cache:THIRTY_DAYS, gzip:true }); 
-    var now = new Date();
-    var expires =  new Date(now.getTime() + (1000 * THIRTY_DAYS));
-    var staticServer = new nodeStatic.Server(".", {
-        gzip: true,
-        headers: {
-            "cache-control": "public, max-age=" + THIRTY_DAYS,
-            "expires" : expires,
-            "Arr-Disable-Session-Affinity": "True"
-        }
-    });
-
-    // Grab the URL requested by the client and parse any query options
-    var url = require('url').parse(request.url, true);
-
-    // Return pebble API
-    if (url.path.indexOf('/pebble') === 0) {
-      request.with_collection = with_collection;
-      pebble.pebble(request, response);
-      return;
-    }
-
-    // Define the files you want the browser to cache
-    var hostname = request.headers.host;
-    var cf = c.newCache([
-        'http://'+hostname+'/audio/alarm.mp3',
-        'http://'+hostname+'/audio/alarm2.mp3',
-        'http://'+hostname+'/css/dropdown.css',
-        'http://'+hostname+'/css/main.css',
-        'http://'+hostname+'/js/client.js',
-        'http://'+hostname+'/js/dropdown.js',
-        'http://'+hostname+'/favicon.ico',
-        'http://'+hostname+'/bower_components/d3/d3.min.js',
-        'http://'+hostname+'/bower_components/jquery/dist/jquery.min.js',
-        'http://fonts.googleapis.com/css?family=Open+Sans:300italic,400italic,600italic,700italic,300,400,600,700,800',
-        'http://fonts.googleapis.com/css?family=Ubuntu:300,400,500,700,300italic,400italic,500italic,700italic',
-        '',
-        'NETWORK:',
-        '*'
-    ]);
-
-    // Send the HTML5 nightscout.appcache file
-    if(request.url.match(/nightscout\.appcache$/)){
-        console.log( 'http://'+hostname+'/nightscout\.appcache')
-        response.writeHead(200, {'Content-Type': 'text/cache-manifest'});
-        return response.end(cf);
-    }
+var THIRTY_DAYS = 2592000;
+var now = new Date();
+var STATIC_DIR = __dirname + '/static/';
 
-    // Serve file using node-static
-    staticServer.serve(request, response, function clientHandler(err) {
-        if (err) {
-            // Log the error
-            sys.error("Error serving " + request.url + " - " + err.message);
+var app = express();
+app.set('title', 'Nightscout');
 
-            // Respond to the client
-            response.writeHead(err.status, err.headers);
-            response.end('Error 404 - file not found');
-        }
-    });
-}).listen(PORT);
+// serve special URLs
+// Pebble API
+app.get("/pebble", servePebble);
+
+// define static server
+var server = express.static(STATIC_DIR, {maxAge: THIRTY_DAYS * 1000});
+
+// serve the static content
+app.use(server);
+
+// handle errors
+app.use(errorHandler);
+
+var server = app.listen(PORT);
+////////////////////////////////////////////////////////////////////////////////////////////////////
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// server helper functions
+////////////////////////////////////////////////////////////////////////////////////////////////////
+function errorHandler(err, req, res, next) {
+    if (err) {
+        // Log the error
+        var msg = "Error serving " + request.url + " - " + err.message;
+        require("sys").error(msg);
+        console.log(msg);
+
+        // Respond to the client
+        res.status(err.status);
+        res.render('error', { error: err });
+    }
+}
+
+function servePebble(req, res) {
+    req.with_collection = with_collection;
+    pebble.pebble(req, res);
+    return;
+}
 ////////////////////////////////////////////////////////////////////////////////////////////////////
 
 ////////////////////////////////////////////////////////////////////////////////////////////////////

index.html → static/index.html

@@ -3,8 +3,8 @@
     <head>
         <meta name='viewport' content='width=device-width, initial-scale=1.0'>
         <title>NightScout</title>
-        <link rel='stylesheet' type='text/css' href='css/main.css'>
-        <link rel='stylesheet' type='text/css' href='css/dropdown.css'>
+        <link rel='stylesheet' type='text/css' href='/css/main.css'>
+        <link rel='stylesheet' type='text/css' href='/css/dropdown.css'>
     </head>
     <body>
         <div class='container'>
@@ -28,18 +28,22 @@
                         <li><a href="#" data-snooze-time="1800000">Silence for 30 minutes</a></li>
                         <li><a href="#" data-snooze-time="3600000">Silence for 60 minutes</a></li>
                         <li><a href="#" data-snooze-time="5400000">Silence for 90 minutes</a></li>
+                        <li><a href="#" data-snooze-time="7200000">Silence for 120 minutes</a></li>
                     </ul>
                 </div>
             </div>
             <div class='row-fluid section1'>
                 <div id='chartContainer'></div>
             </div>
         </div>
-        <audio id='audio' loop src='audio/alarm.mp3' type='audio/mp3'></audio>
+        <div class="audio alarms">
+        <audio src='/audio/alarm.mp3' preload="auto" loop="true" class="alarm mp3" type='audio/mp3'></audio>
+        <audio src='/audio/alarm2.mp3' preload="auto" loop="true" class="urgent alarm2 mp3" type='audio/mp3'></audio>
+        </div>
         <script src='/socket.io/socket.io.js'></script>
         <script src='/bower_components/d3/d3.min.js'></script>
         <script src='/bower_components/jquery/dist/jquery.min.js'></script>
-        <script src='js/dropdown.js'></script>
-        <script src='/js/client.js'></script>
+        <script src='/js/dropdown.js'></script>
+        <script src='/js/client.js?a'></script>
     </body>
 </html>

js/client.js → static/js/client.js

@@ -177,6 +177,7 @@
         var focusData = data.slice();
 
         var element = document.getElementById('bgButton').hidden == '';
+        var nowDate = new Date(brushExtent[1] - THIRTY_MINS_IN_MS);
 
         // predict for retrospective data
         if (retrospectivePredictor && brushExtent[1].getTime() - THIRTY_MINS_IN_MS < now && element != true) {
@@ -200,11 +201,12 @@
                     .css('text-decoration','none');
             }
             $('#currentTime')
-                .text(d3.time.format('%I:%M%p')(brushExtent[1]))
+                .text(d3.time.format('%I:%M%p')(new Date(brushExtent[1] - THIRTY_MINS_IN_MS)))
                 .css('text-decoration','line-through');
         } else if (retrospectivePredictor) {
             // if the brush comes back into the current time range then it should reset to the current time and sg
             var dateTime = new Date(now);
+            nowDate = dateTime;
             $('#currentTime')
                 .text(d3.time.format('%I:%M%p')(dateTime))
                 .css('text-decoration','none');
@@ -272,9 +274,9 @@
         focus.select('.now-line')
             .transition()
             .duration(UPDATE_TRANS_MS)
-            .attr('x1', xScale(new Date(brushExtent[1].getTime() - THIRTY_MINS_IN_MS)))
+            .attr('x1', xScale(nowDate))
             .attr('y1', yScale(36))
-            .attr('x2', xScale(new Date(brushExtent[1].getTime() - THIRTY_MINS_IN_MS)))
+            .attr('x2', xScale(nowDate))
             .attr('y2', yScale(420));
 
         // update x axis
@@ -697,27 +699,27 @@
             stopAlarm();
         }
     });
-    // TODO: this is dead code, maybe delete and remove from server
-    socket.on('clients', function(watchers) {
-        console.log('number of clients has changed to ' + watchers);
-        $('#watchers').text(watchers);
-    });
+
 
     $('#testAlarms').click(function(event) {
+        d3.select('.audio.alarms audio').each(function (data, i) {
+          var audio = this;
+          audio.play();
+          setTimeout(function() {
+              audio.pause();
+          }, 4000);
+        });
         event.preventDefault();
-        audio.src = 'audio/alarm.mp3';
-        audio.load();
-        audio.play();
-        setTimeout(function() {
-            audio.pause();
-        }, 4000);
     });
 
     function generateAlarm(file) {
         alarmInProgress = true;
-        audio.src = 'audio/' + file;
-        audio.load();
-        audio.play();
+        var selector = '.audio.alarms audio.' + file;
+        d3.select(selector).each(function (d, i) {
+          var audio = this;
+          audio.play();
+          $(this).addClass('playing');
+        });
         var element = document.getElementById('bgButton');
         element.hidden = '';
         var element1 = document.getElementById('noButton');
@@ -731,7 +733,11 @@
         element.hidden = 'true';
         element = document.getElementById('noButton');
         element.hidden = '';
-        audio.pause();
+        d3.select('audio.playing').each(function (d, i) {
+          var audio = this;
+          audio.pause();
+          $(this).removeClass('playing');
+        });
 
         // only emit ack if client invoke by button press
         if (isClient) {

static/nightscout.appcache

@@ -0,0 +1,10 @@
+CACHE MANIFEST  # June 30, 2014
+
+CACHE:
+audio/alarm.mp3
+audio/alarm2.mp3
+//fonts.googleapis.com/css?family=Open+Sans:300italic,400italic,600italic,700italic,300,400,600,700,800
+//fonts.googleapis.com/css?family=Ubuntu:300,400,500,700,300italic,400italic,500italic,700italic
+
+NETWORK:
+*