tools-geoid.php

   1 <?php
   2 require_once('require/class.Connection.php');
   3 require_once('require/class.GeoidHeight.php');
   4 require_once('require/class.Language.php');
   5 try {
   6         $GeoidHeight = new GeoidHeight();
   7 } catch (Exception $e) {
   8         $title = _("Geoid Height Calculator");
   9         require_once('header.php');
  10         print '<div class="info column">';
  11         print '<h1>'._("Geoid Height Calculator").'</h1>';
  12         print '</div>';
  13         print '<p>Not available</p>';
  14         if (isset($globalDebug) && $globalDebug) echo '<p>'.$e.'</p>';
  15         require_once('footer.php');
  16         exit();
  17 }
  18 $title = _("Geoid Height Calculator");
  19 require_once('header.php');
  20
  21 $page_url = $globalURL.'/tools-geoid';
  22
  23 $latitude = filter_input(INPUT_POST,'latitude',FILTER_SANITIZE_NUMBER_FLOAT,FILTER_FLAG_ALLOW_FRACTION);
  24 $longitude = filter_input(INPUT_POST,'longitude',FILTER_SANITIZE_NUMBER_FLOAT,FILTER_FLAG_ALLOW_FRACTION);
  25 $altitude = filter_input(INPUT_POST,'altitude',FILTER_SANITIZE_NUMBER_FLOAT,FILTER_FLAG_ALLOW_FRACTION);
  26
  27 print '<div class="info column">';
  28 print '<h1>'._("Geoid Height Calculator").'</h1>';
  29 print '</div>';
  30
  31 print '<div class="table column">';
  32 print '<p>'._("Calculate geoid at a point. GPS use a theoretical sea level estimated by a World Geodetic System (WGS84), Earth Gravity Model is better.").'</p>';
  33 print '<div class="pagination">';
  34 print '<form method="post" class="form-horizontal">';
  35 print '<div class="form-group">';
  36 print '<label class="control-label col-sm-2" for="latitude">'._("Latitude").'</label>';
  37 print '<div class="col-sm-10">';
  38 print '<input type="text" class="form-control" name="latitude" id="latitude" value="'.$latitude.'">';
  39 print '</div>';
  40 print '</div>';
  41 print '<div class="form-group">';
  42 print '<label class="control-label col-sm-2" for="longitude">'._("Longitude").'</label>';
  43 print '<div class="col-sm-10">';
  44 print '<input type="text" class="form-control" name="longitude" id="longitude" value="'.$longitude.'">';
  45 print '</div>';
  46 print '</div>';
  47 print '<div class="form-group">';
  48 print '<label class="control-label col-sm-2" for="altitude">'._("GPS Elevation").'</label>';
  49 print '<div class="col-sm-10">';
  50 print '<input type="text" class="form-control" name="altitude" id="altitude" value="'.$altitude.'">';
  51 print '</div>';
  52 print '</div>';
  53 print '<div class="form-group">';
  54 print '<div class="col-sm-offset-1 col-sm-10">';
  55 print '<button type="submit" class="btn btn-primary">Submit</button>';
  56 print '</div>';
  57 print '</div>';
  58 print '</form>';
  59
  60 if ($latitude != '' && $longitude != '') {
  61         $globalDebug = FALSE;
  62         $geoid = $GeoidHeight->get($latitude,$longitude);
  63         print '<div class="row">';
  64         print '<div class="col-md-3 col-md-offset-5">';
  65         print '<div class="col-sm-6"><b>Geoid</b></div>';
  66         print '<div class="col-sm-6">'.$geoid.'</div>';
  67         if ($altitude != '') {
  68                 print '<div class="col-sm-6"><b>AMSL Elevation</b></div>';
  69                 print '<div class="col-sm-6">'.round($altitude-$geoid,3).'</div>';
  70         }
  71         print '<div class="col-sm-6"><b>Earth Gravity Model</b></div>';
  72         if (isset($globalGeoidSource) && $globalGeoidSource != '') $geoidsource = $globalGeoidSource;
  73         else $geoidsource = 'EGM96-15';
  74         print '<div class="col-sm-6">'.$geoidsource.'</div>';
  75         print '</div>';
  76 }
  77
  78 print '</div>';
  79 print '</div>';
  80
  81 require_once('footer.php');
  82 ?>