Cloudlog/application/controllers/kml.php

82 lines
1.9 KiB
PHP

<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/*
Provides outputted kml files for use with Google Map services
All maps are stored within /kml in the root directory
*/
class Kml extends CI_Controller {
public function index()
{
// Load Librarys
$this->load->library('qra');
$this->load->helper('file');
// Load Database connections
$this->load->model('logbook_model');
// Get QSOs with Valid QRAs
$qsos = $this->logbook_model->kml_get_all_qsos();
//header('Content-type: text/xml');
//header("Cache-Control: no-cache");
$output = "<?xml version=\"1.0\" encoding=\"utf-8\"?>";
$output .= "<kml xmlns=\"http://www.opengis.net/kml/2.2\">";
$output .= "<Document>";
foreach ($qsos->result() as $row)
{
$output .= "<Placemark>";
//print_r($row);
if($row->COL_GRIDSQUARE != null) {
$stn_loc = $this->qra->qra2latlong($row->COL_GRIDSQUARE);
$lat = $stn_loc[0];
$lng = $stn_loc[1];
} else {
$query = $this->db->query('
SELECT *
FROM dxcc
WHERE prefix = SUBSTRING( \''.$row->COL_CALL.'\', 1, LENGTH( prefix ) )
ORDER BY LENGTH( prefix ) DESC
LIMIT 1
');
foreach ($query->result() as $dxcc) {
$lat = $dxcc->lat;
$lng = $dxcc->long;
}
}
$timestamp = strtotime($row->COL_TIME_ON);
$output .= "<name>".$row->COL_CALL."</name>";
$output .= "<description><![CDATA[<p>Date/Time: ".date('Y-m-d H:i:s', ($timestamp))."<br/>Band: ".$row->COL_BAND."<br /></p>]]></description>";
$output .= "<Point>";
$output .= "<coordinates>".$lng.",".$lat.",0</coordinates>";
$output .= "</Point>";
$output .= "</Placemark>";
}
$output .= "</Document>";
$output .= "</kml>";
if ( ! write_file('kml/qsos.kml', $output))
{
echo 'Unable to write the file - Make the folder KML has write permissions.';
}
else
{
header("Content-Disposition: attachment; filename=\"qsos.kml\"");
echo $output;
}
}
}