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brentmaxwell/aprs.php

Created September 16, 2015 19:08
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Simple PHP page to post to APRS-IS
Raw
aprs.php
<?php
$aprs_php_ver = "0.1";
$aprs_is_url = "http://srvr.aprs-is.net:8080";
date_default_timezone_set('UTC');
$defaultSSID = "10";
$defaultPath = "APRS,WIDE2-2,TCPIP*";
if($_SERVER["REQUEST_METHOD"] == "POST")
{
$isValidLogin = true;
if(empty($_REQUEST["callsign"])){
$isValidLogin = false;
$responseMessage = "Callsign provided";
header("HTTP/1.1 403 Forbidden");
}
if(empty($_REQUEST["passcode"])){
$isValidLogin = false;
$responseMessage = "Passcode required";
header("HTTP/1.1 403 Forbidden");
}
if($isValidLogin){
$username = strtoupper($_REQUEST["callsign"]);
$passcode = $_REQUEST["passcode"];
$callsign = $username;
$callsign = empty($_REQUEST['ssid']) ? $username ."-" . $defaultSSID : ($_REQUEST['ssid'] != 0 ? $username . "-" . $_REQUEST['ssid'] : $username);
$path = empty($_REQUEST['path']) ? $defaultPath : $_REQUEST['path'];
$message = chr($_REQUEST['data_type']);
switch($_REQUEST['data_type']){
case 62:
$message .= $_REQUEST["data"];
break;
case 33:
case 47:
case 61:
case 64:
$latRaw = floatval($_REQUEST["latitude"]);
$lngRaw = floatval($_REQUEST["longitude"]);
$latMin = fmod($latRaw,1);
$lngMin = fmod($lngRaw,-1);
$lat = str_pad(abs($latRaw - $latMin),2,"0");
$lng = str_pad(abs($lngRaw - $lngMin),3,"0",STR_PAD_LEFT);
number_format((float)$latMin, 2, '.', '');
$latMin = abs($latMin*60);
$lngMin = abs($lngMin*60);
$latMin = number_format((float)$latMin, 2, '.', '');
$lngMin = number_format((float)$lngMin, 2, '.', '');
if(strpos($latMin,'.') <= 1){
$latMin = "0" . $latMin;
}
if(strpos($lngMin,'.') <=1){
$lngMin = "0" . $lngMin;
}
$lat .= $latMin;
$lng .= $lngMin;
$lat .= $latRaw >= 0 ? "N" : "S";
$lng .= $lngRaw >= 0 ? "E" : "W";
$date = date('His');
if($_REQUEST['data_type'] == 64 || $_REQUEST['data_type'] == 47){
$message .= $date."h";
}
$message .= $lat."/".$lng."l";
break;
default:
$message .= $_REQUEST["data"];
}
$login_line = "user ".$callsign." pass ".$passcode." vers aprs.php $aprs_php_ver\n";
$message_line = $callsign .">" . $path . ":" . $message . "\n";
$ch = curl_init();
$curl_opts = array(
CURLOPT_URL => $aprs_is_url,
CURLOPT_POST => true,
CURLOPT_HTTPHEADER => array(
'Accept-Type: text/plain',
'Content-type: application/octet-stream',
),
CURLOPT_POSTFIELDS => $login_line . $message_line,
CURLOPT_RETURNTRANSFER => 1
);
curl_setopt_array($ch, $curl_opts);
$output = curl_exec($ch);
$return = curl_getinfo($ch);
if($return['http_code'] == 204){
$responseMessage = $message_line;
}
else{
$responseMessage = "Error from APRS-IS: " . $return['http_code'];
}
curl_close($ch);
}
}
?>
</pre>
<html>
<head>
<script>
function getLocation() {
if (navigator.geolocation) {
navigator.geolocation.getCurrentPosition(showPosition);
} else {
}
}
function showPosition(position) {
var latitudeElement = document.getElementById("latitude");
var longitudeElement = document.getElementById("longitude");
latitudeElement.value = position.coords.latitude;
longitudeElement.value = position.coords.longitude;
}
function selectMessageFields(element){
switch(element.selectedOptions[0].value){
case "33":
case "47":
case "61":
case "64":
document.getElementById('locationFields').style.display = "block";
break;
default:
document.getElementById('locationFields').style.display = "none";
break;
}
}
</script>
</head>
<body onload="getLocation()">
<form method="post">
<div>
Callsign:
<input id="callsign" name="callsign" type="text"/>
</div>
<div>
SSID:
<select id="ssid" name="ssid">
<option value="0">0: Your primary station usually fixed and message capable</option>
<option value="1">1: generic additional station, digi, mobile, wx, etc</option>
<option value="2">2: generic additional station, digi, mobile, wx, etc</option>
<option value="3">3: generic additional station, digi, mobile, wx, etc</option>
<option value="4">4: generic additional station, digi, mobile, wx, etc</option>
<option value="5">5: Other networks (Dstar, Iphones, Androids, Blackberry's etc)</option>
<option value="6">6: Special activity, Satellite ops, camping or 6 meters, etc</option>
<option value="7">7: walkie talkies, HT's or other human portable</option>
<option value="8">8: boats, sailboats, RV's or second main mobile</option>
<option value="9">9: Primary Mobile (usually message capable)</option>
<option value="10" selected="selected">10: internet, Igates, echolink, winlink, AVRS, APRN, etc</option>
<option value="11">11: balloons, aircraft, spacecraft, etc</option>
<option value="12">12: APRStt, DTMF, RFID, devices, one-way trackers*, etc</option>
<option value="13">13: Weather stations</option>
<option value="14">14: Truckers or generally full time drivers</option>
<option value="15">15: generic additional station, digi, mobile, wx, etc</option>
</select>
</div>
<div>
Passcode:
<input id="passcode" name="passcode" type="password"/>
</div>
<div>
Path:
<input id="path" name="path" type="test" value="<?php echo $defaultPath;?>"/>
<div>
Message Type:
<select id="data_type" name="data_type" onchange="selectMessageFields(this)">
<option>Select...</option>
<!--<option value="28">Current Mic-E Data</option>-->
<!--<option value="29">Old Mic-E Data</option>-->
<option value="33">Position without timestamp (no APRS messaging)</option>
<!--<option value="36">Raw GPS data</option>-->
<!--<option value="41">Item</option>-->
<option value="47">Position with timestamp (no APRS messaging)</option>
<!--<option value="58">Message</option>-->
<!--<option value="59">Object</option>-->
<!--<option value="60">Station Capabilities</option>-->
<option value="61">Position without timestamp (with APRS messaging)</option>
<option value="62">Status</option>
<!--<option value="63">Query</option>-->
<option value="64">Position with timestamp (with APRS messaging)</option>
<!--<option value="84">Telemetry data</option>-->
<!--<option value="95">Weather Report (without position)</option>-->
<!--<option value="123">User-Defined APRS packet format</option>-->
<!--<option value="125">Third-party traffic</option>-->
</select>
</div>
<h2>Data</h2>
<div id="messageFields">
<input id="data" name="data" type="text"/>
</div>
<div id="locationFields" style="display:none;">
<h3>Location</h3>
<div>
Latitude
<input id="latitude" name="latitude" type="text"/>
</div>
<div>
Longitude
<input id="longitude" name="longitude" type="text"/>
</div>
</div>
<div>
<input id="submit" type="submit"/>
</div>
</form>
<?php if(!empty($responseMessage)):?>
<h2>Last Result</h2>
<pre><?php echo $responseMessage;?></pre>
<?php endif;?>
</body>
</html>
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