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1
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<?php
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2
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require_once(dirname(__FILE__).'/../constants.inc.php');
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3
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4
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5
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class RefPoint {
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6
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static $all_ref_points_cache;
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7
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public $name;
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8
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public $lon;
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public $lat;
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public $ele;
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11
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public function __construct($name, $values) {
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$this->name = $name;
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14
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$this->lon = $values[0];
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15
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$this->lat = $values[1];
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$this->ele = $values[2];
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}
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18
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19
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public static function load_if_needed() {
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if (!isset(self::$all_ref_points_cache)) {
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21
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$ref_points_filename = '../ref_points.local.php';
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22
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if (file_exists($ref_points_filename)) {
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require($ref_points_filename);
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self::$all_ref_points_cache = $ref_points;
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return $ref_points;
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} else {
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27
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return array();
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28
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}
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29
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}
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return self::$all_ref_points_cache;
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}
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32
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public static function get($name) {
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34
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self::load_if_needed();
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35
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$values = self::$all_ref_points_cache[$name];
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36
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return new RefPoint($name, $values);
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37
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}
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38
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39
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}
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40
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?>
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