<!DOCTYPE html>
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<html>
<head>
<title>DIY Radiation</title>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<style>
body {
background-image: url("static/chalk.jpg");
}
h2 {
font: bold 24px arial, sans-serif;
}
h4 {
font: bold 16px arial, sans-serif;
}
.mainContainer {
width: 750px;
text-align: center;
margin: auto;
}
.datetime {
font: bold 22px arial, sans-serif;
padding: 20px;
}
.rowContainer {
display: table;
width: 100%;
}
.currentDataCell {
width: 50%;
padding: 10px;
font: bold 20px arial, sans-serif;
text-align: center;
display: table-cell;
vertical-align: middle;
}
.dataItems {
padding: 2px;
text-align: left;
line-height: 130%;
display: inline-block;
vertical-align: middle;
}
.chartContainer {
padding: 2px;
}
img.chart {
width:100%;
}
.notes {
font: 17px arial, sans-serif;
text-align: left;
padding: 10px;
}
span.chartSelectors {
margin: auto;
}
ul.selectorElement {
list-style-type: none;
margin: 10px;
padding: 0;
overflow: hidden;
background-color: #bbb;
text-align: center;
}
li.selectorElement {
display: inline-block;
font: bold 18px arial, sans-serif;
color: black;
}
span.selectorElement:hover {
background-color: #333;
cursor: pointer;
color: white;
}
span.selectorElement {
display: inline-block;
padding: 8px 12px;
}
#iframe_a {
border:none;
width:100%;
height:450px;
}
</style>
</head>
<body onload="main()">
<div class="mainContainer">
<h2><a href="https://github.com/fractalxaos/radmon"
style="text-decoration:none" target="_new">
DIY Radiation Monitor</a></h2>
<h4>Albany, Oregon</h4>
<div class="datetime">
<span id="date"></span>
<span id="time"></span>
</div>
<div class="rowContainer">
<div class="currentDataCell">
<ins>Current Reading</ins><br><br>
<div class="dataItems">
Counts per minute:<br>
Counts per second:<br>
uSv per hour:
</div>
<div class="dataItems">
<span id="cpm"></span><br>
<span id="cps"></span><br>
<span id="uSvPerHr"></span>
</div>
</div>
<div class="currentDataCell">
<ins>Radiation Monitor</ins><br><br>
<div class="dataItems">
Status:<br>
Mode:
</div>
<div class="dataItems">
<span id="status"></span><br>
<span id="mode"></span>
</div>
</div>
</div>
<span class="chartSelectors">
<ul class="selectorElement">
<li class="selectorElement">Select charts:</li>
<li class="selectorElement"><span class="selectorElement"
onclick="setChartPeriod(1)">
24 hours</span></li>
<li class="selectorElement"><span class="selectorElement"
onclick="setChartPeriod(2)">
4 weeks</span></li>
<li class="selectorElement"><span class="selectorElement"
onclick="setChartPeriod(3)">12 months</span></li>
<li id="customSelector" class="selectorElement" style="visibility:hidden;">
<span class="selectorElement"
onclick="setChartPeriod(0)">Custom...</span></li>
</ul>
</span>
<div class="rowContainer" id="customChartsContainer" style="display:none;">
<div class="currentDataCell">
<form id="fmDateSelector" action="radmon.php" method="post"
target="iframe_a">
<label for="beginDate">Begin Date: </label>
<input id="beginDate" name="beginDate" type="date" value="mm/dd/yyyy" />
<label for="endDate">End Date: </label>
<input id="endDate" name="endDate" type="date" value="mm/dd/yyyy" />
<br><br>
<input type="button" onclick="getCustomCharts()" value="Get Charts">
</form>
<span id="errorMsg"></span><br>
<iframe id="iframe_a" name="iframe_a"></iframe>
</div>
</div>
<br>
<div class="rowContainer" id="stockChartsContainer">
<div class="chartContainer">
<img class="chart" id="cpmChart">
</div>
<div class="chartContainer">
<img class="chart" id="uSvChart">
</div>
</div>
<div class="notes">
<b>NOTES:</b>
<ul>
<li>DIY Radiation Monitor project plans and software available at
<a href="https://github.com/fractalxaos/radmon" target="_new">
<i>Github.com</i></a>.</li>
<li>Project sponsored by
<a href="http://www.eugenemakerspace.com" TARGET="_NEW">
<i>Eugene Maker Space</i></a>, Eugene, Oregon.</li>
<li>For more information about the effects of radiation on the human body
see <a href="https://xkcd.com/radiation/" target="_blank">
Radiation Dose Chart</a> by Randall Monroe.</li>
</ul>
</div>
</div>
<br>
<script>
"use strick";
/* Global constants */
var radmonDataUrl = "dynamic/radmonData.js";
/* Global DOM objects */
// Chart elements
var cpmChart_g = document.getElementById("cpmChart");
var uSvChart_g = document.getElementById("uSvChart");
// Document elements
var date_e = document.getElementById("date");
var time_e = document.getElementById("time");
var cpm_e = document.getElementById("cpm");
var cps_e = document.getElementById("cps");
var uSvPerHr_e = document.getElementById("uSvPerHr");
var mode_e = document.getElementById("mode");
var status_e = document.getElementById("status");
// Custom charts document elements
var customChartsContainer = document.getElementById("customChartsContainer");
var stockChartsContainer = document.getElementById("stockChartsContainer");
var fmDateSelector = document.getElementById("fmDateSelector");
var errorMsg = document.getElementById("errorMsg");
var customSelector = document.getElementById("customSelector");
/* Global objects */
var httpRequest = new XMLHttpRequest();
/* Global variables */
var chartPeriod = 1;
function main() {
httpRequest.timeout = 3000;
/* Register call back function to process http requests */
httpRequest.onreadystatechange = function() {
if (httpRequest.readyState == 4 && httpRequest.status == 200) {
var dataArray = JSON.parse(httpRequest.responseText);
displayData(dataArray[0]);
} else if (httpRequest.readyState == 4 && httpRequest.status == 404) {
displayOfflineStatus();
}
};
httpRequest.ontimeout = function(e) {
displayOfflineStatus();
};
initializeDateSelector();
getRadmonData();
getRadmonCharts();
setInterval(getRadmonData, 2000);
setInterval(getRadmoncharts, 300000);
}
function getRadmonData() {
httpRequest.open("POST", radmonDataUrl, true);
httpRequest.send();
}
function setChartPeriod(n) {
/* Show custom charts if custom charts selected, otherwise show
stock charts. */
chartPeriod = n;
if (n == 0) {
customChartsContainer.style.display = "block";
stockChartsContainer.style.display = "none";
} else {
customChartsContainer.style.display = "none";
stockChartsContainer.style.display = "block";
getRadmonCharts();
}
}
function getRadmonCharts() {
var d = new Date;
var pfx;
switch(chartPeriod) {
case 1:
pfx = "24hr_";
break;
case 2:
pfx = "4wk_";
break;
case 3:
pfx = "12m_";
break;
}
cpmChart_g.src = "dynamic/" + pfx + "cpm.png?ver=" + d.getTime();
uSvChart_g.src = "dynamic/" + pfx + "svperhr.png?ver=" + d.getTime();
}
function displayData(dataItem) {
var timeStamp, date, time, hourminute;
var localDateObj,localTimeZone;
// Custom charts can only be generated by the local server, i.e,
// with access to rrdtool database.
if (dataItem.serverMode == "primary") {
customSelector.style.visibility = "visible";
}
timeStamp = dataItem.date;
date = timeStamp.split(" ")[0];
time = timeStamp.split(" ")[1];
hourminute = time.split(":")[0] + ":" + time.split(":")[1];
localDateObj = new Date();
localTimeZone = localDateObj.getTimezoneOffset() / 60;
date_e.innerHTML = date;
time_e.innerHTML = hourminute +
" <small>(UTC-" + localTimeZone + ")</small>";
cpm_e.innerHTML = dataItem.CPM;
cps_e.innerHTML = dataItem.CPS;
uSvPerHr_e.innerHTML = dataItem.uSvPerHr;
mode_e.innerHTML = dataItem.mode;
status_e.innerHTML = dataItem.status;
if (dataItem.status == "online") {
status_e.style.color = "green";
} else {
displayOffLineStatus();
}
}
function displayOfflineStatus() {
var d = new Date();
localTimeZone = d.getTimezoneOffset() / 60;
date_e.innerHTML = (d.getMonth() + 1) + "/" + d.getDate() + "/" + d.getFullYear();
time_e.innerHTML = d.getHours() + ":" + d.getMinutes() + " <small>(UTC-" +
localTimeZone + ")</small>";
cpm_e.innerHTML = "";
cps_e.innerHTML = "";
uSvPerHr_e.innerHTML = "";
mode_e.innerHTML = " ";
status_e.innerHTML = "offline";
status_e.style.color = "red";
}
function initializeDateSelector() {
var d = new Date();
var dEnd = new Date(d.getFullYear(),
d.getMonth(), d.getDate() - 0);
var dBegin = new Date(d.getFullYear(),
d.getMonth(), d.getDate() - 1);
document.getElementById("beginDate").valueAsDate = dBegin;
document.getElementById("endDate").valueAsDate = dEnd;
}
function getCustomCharts() {
fmDateSelector.submit();
}
</script>
</body>
</html>