reads some data from scenario ini file
jonsowman
rodzic
0282c96988
commit
d67b119bb9
234
index.php
234
index.php
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@ -13,209 +13,15 @@
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<title>CU Spaceflight - Landing Prediction (Beta)</title>
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<link rel="stylesheet" href="style.css">
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<script src="http://maps.google.com/maps?file=api&v=2&key=<?php echo $google_maps_key ?>" type="text/javascript"></script>
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<script>
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function UpdateLaunchSite(id) {
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txtLat = document.getElementById("lat");
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txtLon = document.getElementById("lon");
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switch (id) {
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case 0: // Churchill
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txtLat.value = "52.2135";
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txtLon.value = "0.0964";
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break;
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case 1: // EARS
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txtLat.value = "52.2511";
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txtLon.value = "-0.0927";
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break;
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case 2: // Glenrothes (SpeedEvil)
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txtLat.value = "56.13";
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txtLon.value = "-3.06";
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break;
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case 3: // Bujaraloz, Monegros (gerard)
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txtLat.value = "41.495773";
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txtLon.value = "-0.157968";
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break;
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case 4: // Adelaide (Juxta)
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txtLat.value = "-34.9499";
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txtLon.value = "138.5194";
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}
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}
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function SetSiteOther() {
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optOther = document.getElementById("other");
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//cmbSite = document.getElementById("site");
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//cmbSite.selectedIndex = 1;
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optOther.selected = true;
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}
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</script>
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</head>
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<body>
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<h1>CU Spaceflight - Landing Prediction</h1><hr>
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<?php
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// get time of last GRIB data - this is a bit of a hack
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//$fp = fopen("valid_model_run.txt", "r");
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//echo "<p>Using GRIB data from the " . fread($fp, 4) . "/" . fread($fp, 2) . "/" . fread($fp, 2) . " " . fread($fp, 2) . ":00 GMT model</p>";
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if (!isset($_POST['submit'])) {
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// form not submitted, so display the form
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$time = localtime(time(), true);
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?>
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<form action="index.php" method="POST">
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<table>
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<tr>
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<td>Launch Site:</td>
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<td>
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<select id="site" name="launchsite" onchange="UpdateLaunchSite(this.selectedIndex)">
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<option value="Churchill">Churchill</option>
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<option value="EARS">EARS</option>
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<option value="Glenrothes">Glenrothes</option>
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<option value="Bujaraloz, Monegros">Bujaraloz, Monegros</option>
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<option value="Adelaide Airport">Adelaide Airport</option>
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<option id="other" value="other">Other</option>
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</select>
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</td>
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<tr>
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<td>Latitude:</td>
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<td><input id="lat" type="text" name="lat" value="52.2135" onKeyDown="SetSiteOther()"></td>
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</tr>
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<tr>
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<td>Longitude:</td>
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<td><input id="lon" type="text" name="lon" value="0.0964" onKeyDown="SetSiteOther()"></td>
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</tr>
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<tr>
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<td>Launch altitude (m):</td>
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<td><input type="text" name="initial_alt" value="0"></td>
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</tr>
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<tr>
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<td>Launch Time:</td>
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<td>
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<input type="text" name="hour" value="<?php printf("%02d", $time['tm_hour']+1); ?>" maxlength="2" size="2"> :
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<input type="text" name="min" value="<?php printf("%02d", $time['tm_min']); ?>" maxlength="2" size="2">
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<input type="hidden" name="sec" value="0">
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-
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<input type="text" name="day" value="<?php echo $time['tm_mday']; ?>" maxlength="2" size="2">
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<select name="month">
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<option value="0"<?php if ($time['tm_mon'] == 0) echo " selected"; ?>>Jan</option>
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<option value="1"<?php if ($time['tm_mon'] == 1) echo " selected"; ?>>Feb</option>
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<option value="2"<?php if ($time['tm_mon'] == 2) echo " selected"; ?>>Mar</option>
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<option value="3"<?php if ($time['tm_mon'] == 3) echo " selected"; ?>>Apr</option>
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<option value="4"<?php if ($time['tm_mon'] == 4) echo " selected"; ?>>May</option>
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<option value="5"<?php if ($time['tm_mon'] == 5) echo " selected"; ?>>Jun</option>
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<option value="6"<?php if ($time['tm_mon'] == 6) echo " selected"; ?>>Jul</option>
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<option value="7"<?php if ($time['tm_mon'] == 7) echo " selected"; ?>>Aug</option>
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<option value="8"<?php if ($time['tm_mon'] == 8) echo " selected"; ?>>Sep</option>
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<option value="9"<?php if ($time['tm_mon'] == 9) echo " selected"; ?>>Oct</option>
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<option value="10"<?php if ($time['tm_mon'] == 10) echo " selected"; ?>>Nov</option>
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<option value="11"<?php if ($time['tm_mon'] == 11) echo " selected"; ?>>Dec</option>
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</select>
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<input type="text" name="year" value="<?php echo $time['tm_year']+1900; ?>" maxlength="4" size="4">
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</td>
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<tr>
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<td>Ascent Rate (m/s):</td>
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<td><input type="text" name="ascent" value="3"></td>
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</tr>
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<tr>
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<td>Descent Rate (sea level m/s):</td>
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<td><input type="text" name="drag" value="5"></td>
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</tr>
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<tr>
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<td>Burst Altitude (m):</td>
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<td><input type="text" name="burst" value="30000"></td>
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</tr>
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<tr>
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<td>Float time at apogee (s):</td>
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<td><input type="text" name="float_time" value="0"></td>
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</tr>
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<tr>
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<td></td>
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<td><input type="submit" name="submit" value="Run Prediction!"></td>
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</tr>
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</table>
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<p>NOTE: Now updated to work world wide and up to 120 hours in the future, although its still very buggy and gives errors for some launch locations, we will be working to fix this soon.</p>
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<?php
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} else {
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// form has been submitted so make and display the prediction
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//horrible bodge, get rid of once cron job set up
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if($_POST['lat']==-789)
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{
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echo "<p>Running auto forecast - will take several minutes</p>";
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$output = shell_exec("./auto_prediction");
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echo "<p>" . nl2br($output) . "</p>";
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echo "<p><a href='churchill_forecasts.kml'>KML File</a></p>";
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footer();
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exit(1);
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}
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// use lock file as a mutex, this has potential for cockups
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if (file_exists("lock")) {
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echo "Server currently running a prediction, please try again in a few minutes or contact us on IRC (#highaltitude irc.freenode.net).";
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footer();
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exit(1);
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}
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$timestamp = mktime($_POST['hour'], $_POST['min'], $_POST['sec'], (int)$_POST['month'] + 1, $_POST['day'], (int)$_POST['year'] - 2000);
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//if ($timestamp < time() || $timestamp > (time() + 120*3600)) {
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if ($timestamp > (time() + 180*3600)) {
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echo "<p>Invalid launch time specified, time must be within 180 hours of the current time.</p>";
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echo "<p>Launch time: " . gmstrftime("%b %d %Y %H:%M", $timestamp) . "<br />Current time: " . gmstrftime("%b %d %Y %H:%M", time()) . "</p>";
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echo "<p>" . nl2br(print_r($_POST, true)) . "</p>";
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footer();
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exit(1);
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}
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if($_POST['initial_alt'] < -1000)
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{
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echo "<p>Invalid initial altitude specified, must be greater than -1000m.</p>";
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footer();
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exit(1);
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}
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// create lock file to prevent other users running the predictor at the same time
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$lockfile = fopen("lock", "w");
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fclose($lockfile);
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$initial_zoom = "7";
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$initial_lat = $_POST['lat'];
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$initial_lon = $_POST['lon'];
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if($_POST['float_time']>24*60*60)
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{
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echo "<p>Max float time allowed is 24 hours</p>";
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footer();
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exit(1);
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}
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$output = shell_exec("./one_off_prediction " . $_POST['lat'] . " " . $_POST['lon'] . " " . $_POST['initial_alt'] ." " . (float)$_POST['ascent'] . " " . $_POST['drag']*1.1045 . " " . $_POST['burst'] . " " . $timestamp . " " . $_POST['float_time']);
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if (substr_count($output, "ok") != 1) {
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echo "<h2>Landing prediction returned with a (possibly cryptic) error:</h2>";
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echo "<p>" . nl2br($output) . "</p>";
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footer();
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unlink("lock");
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exit(1);
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}
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$fp = fopen("valid_model_run", "r");
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$gribyear = fread($fp, 4);
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$gribmonth = fread($fp, 2);
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$gribday = fread($fp, 2);
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$gribhour = fread($fp, 2);
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echo "
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<table><tr><td>
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<p>Using GRIB data from the " . $gribyear . "/" . $gribmonth . "/" . $gribday . " " . $gribhour . ":00 GMT model</p>";
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$file = fopen("flight_path.csv", "r");
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$file = fopen("new.csv", "r");
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while (($data = fgetcsv($file)) != FALSE) {
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//print_r($data);
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$gmapsdata .= ",new GLatLng(" . $data[1] . "," . $data[2] . ")\n";
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@ -230,8 +36,16 @@
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$burst_timestamp = (float)$data[0];
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}
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}
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fclose($file);
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unlink("lock");
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fclose($file);
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$data = file_get_contents("example_scenario.ini");
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$data_a = explode("\n", $data);
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$lat_a = explode("=", $data_a[1]);
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$lon_a = explode("=", $data_a[3]);
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$initial_zoom = "7";
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$initial_lat = $lat_a[1];
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$initial_lon = $lon_a[1];
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$lat1 = deg2rad($initial_lat);
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$lat2 = deg2rad($land_lat);
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@ -388,35 +202,9 @@ var polyline = new GPolyline([
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],"#ff0000", 2, 1);
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map.addOverlay(polyline);
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<?php
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if (isset($_POST['vectors'])) {
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$windfile = fopen("output1.csv", "r");
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$data = fgetcsv($windfile);
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$startlat = $data[3];
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$startlon = $data[4];
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$endlat = $data[5];
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$endlon = $data[6];
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$data = fgetcsv($windfile);
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$xs = fgetcsv($windfile);
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$ys = fgetcsv($windfile);
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for ($x = 0; $x < ($endlat - $startlat)*2; $x++) {
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for ($y = 0; $y < ($endlon - $startlon)*2; $y++) {
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echo "var windline = new GPolyline([new GLatLng(";
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echo ($startlat + $x*0.5) . "," . ($startlon + $y*0.5) . "), new GLatLng(";
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echo $xs[$x + ($endlat - $startlat)*2*$y + 2]*0.01 + ($startlat + $x*0.5) . ",";
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echo $ys[$x + ($endlat - $startlat)*2*$y + 2]*0.01 + ($startlon + $y*0.5). ")";
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echo "],\"#000000\",2,1);\nmap.addOverlay(windline);\n";
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}
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}
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}
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?>
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//]]>
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</script>
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<?php
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}
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?>
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</body>
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</html>
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