polar-geojson.php

   1 <?php
   2 require_once('require/class.Connection.php');
   3 require_once('require/class.Common.php');
   4 require_once('require/class.Stats.php');
   5 require_once('require/class.Source.php');
   6 $begintime = microtime(true);
   7 $Stats = new Stats();
   8 $Location = new Source();
   9 $Common = new Common();
  10
  11 if (isset($_GET['download'])) {
  12         if ($_GET['download'] == "true")
  13         {
  14                 header('Content-disposition: attachment; filename="flightairmap-polar.json"');
  15         }
  16 }
  17 header('Content-Type: text/javascript');
  18
  19
  20 $polar = $Stats->getStatsSource('polar',date('Y'),date('m'),date('d'));
  21 $output = '{"type": "FeatureCollection","features": [';
  22 if (!empty($polar)) {
  23         foreach($polar as $eachpolar) {
  24                 $data = json_decode($eachpolar['source_data']);
  25                 $name = $eachpolar['source_name'];
  26                 $coord = $Location->getLocationInfobySourceName($name);
  27                 $output .= '{"type": "Feature","properties": {"name": "'.$name.'","style": {"color": "#B5DAB1", "opacity": 1.0}},"geometry": {"type": "Polygon","coordinates": [[';
  28                 if (isset($coord[0]['latitude'])) {
  29                         $initial_latitude = $coord[0]['latitude'];
  30                         $initial_longitude = $coord[0]['longitude'];
  31                 } else {
  32                         $initial_latitude = $globalCenterLatitude;
  33                         $initial_longitude = $globalCenterLongitude;
  34                 }
  35                 $first = '';
  36                 foreach($data as $value => $key) {
  37                         $final_coord = $Common->getCoordfromDistanceBearing($initial_latitude,$initial_longitude,$value*22.5,$key);
  38                         if ($first == '') $first = '['.round($final_coord['longitude'],5).','.round($final_coord['latitude'],5).']';
  39                         $output .= '['.$final_coord['longitude'].','.$final_coord['latitude'].'],';
  40                 }
  41                 $output .= $first;
  42                 $output .= ']]}},';
  43         }
  44         $output  = substr($output, 0, -1);
  45 }
  46 $output .= ']}';
  47 print $output;
  48
  49 ?>