|
1
|
|
|
<?php |
|
2
|
|
|
namespace Ballen\Distical\Entities; |
|
3
|
|
|
|
|
4
|
|
|
/** |
|
5
|
|
|
* Distical |
|
6
|
|
|
* |
|
7
|
|
|
* Distical is a simple distance calculator library for PHP 5.3+ which |
|
8
|
|
|
* amongst other things can calculate the distance between two or more lat/long |
|
9
|
|
|
* coordinates. |
|
10
|
|
|
* |
|
11
|
|
|
* @author Bobby Allen <[email protected]> |
|
12
|
|
|
* @license http://opensource.org/licenses/MIT |
|
13
|
|
|
* @link https://github.com/allebb/distical |
|
14
|
|
|
* @link http://bobbyallen.me |
|
15
|
|
|
* |
|
16
|
|
|
*/ |
|
17
|
|
|
class LatLong |
|
18
|
|
|
{ |
|
19
|
|
|
|
|
20
|
|
|
/** |
|
21
|
|
|
* Validation regex for Latitude parameters. |
|
22
|
|
|
*/ |
|
23
|
|
|
const LAT_VALIDATION_REGEX = "/^[-]?(([0-8]?[0-9])\.(\d+))|(90(\.0+)?)$/"; |
|
24
|
|
|
|
|
25
|
|
|
/** |
|
26
|
|
|
* Validation regex for Longitude parameters. |
|
27
|
|
|
*/ |
|
28
|
|
|
const LNG_VALIDATION_REGEX = "/^[-]?((((1[0-7][0-9])|([0-9]?[0-9]))\.(\d+))|180(\.0+)?)$/"; |
|
29
|
|
|
|
|
30
|
|
|
/** |
|
31
|
|
|
* The latitude coordinate. |
|
32
|
|
|
* @var double |
|
33
|
|
|
*/ |
|
34
|
|
|
protected $latitude; |
|
35
|
|
|
|
|
36
|
|
|
/** |
|
37
|
|
|
* The longitude coordinate. |
|
38
|
|
|
* @var double |
|
39
|
|
|
*/ |
|
40
|
|
|
protected $longitude; |
|
41
|
|
|
|
|
42
|
|
|
/** |
|
43
|
|
|
* Create a new latitude and longitude object. |
|
44
|
|
|
* @param double $lat The latitude coordinate. |
|
45
|
|
|
* @param double $lng The longitude coordinate. |
|
46
|
|
|
* @throws \InvalidArgumentException |
|
47
|
|
|
*/ |
|
48
|
4 |
|
public function __construct($lat, $lng) |
|
49
|
|
|
{ |
|
50
|
4 |
|
$this->latitude = $lat; |
|
51
|
4 |
|
$this->longitude = $lng; |
|
52
|
4 |
|
if (!$this->validateLat()) { |
|
53
|
2 |
|
throw new \Ballen\Distical\Exceptions\InvalidLatitudeFormatException('The latitude parameter is invalid, value must be between -90 and 90'); |
|
54
|
|
|
} |
|
55
|
2 |
|
if (!$this->validateLng()) { |
|
56
|
1 |
|
throw new \Ballen\Distical\Exceptions\InvalidLongitudeFormatException('The longitude parameter is invalid, value must be between -180 and 180'); |
|
57
|
|
|
} |
|
58
|
1 |
|
} |
|
59
|
|
|
|
|
60
|
|
|
/** |
|
61
|
|
|
* Validates the Latitude value. |
|
62
|
|
|
* |
|
63
|
|
|
* @return boolean |
|
64
|
|
|
*/ |
|
65
|
4 |
|
private function validateLat() |
|
66
|
|
|
{ |
|
67
|
4 |
|
if (($this->latitude >= -90) && ($this->latitude <= 90)) { |
|
68
|
2 |
|
return true; |
|
69
|
|
|
} |
|
70
|
2 |
|
return false; |
|
71
|
|
|
} |
|
72
|
|
|
|
|
73
|
|
|
/** |
|
74
|
|
|
* Validates the Longitude value. |
|
75
|
|
|
* @return boolean True if validation passes. |
|
76
|
|
|
*/ |
|
77
|
2 |
|
private function validateLng() |
|
78
|
|
|
{ |
|
79
|
2 |
|
if (($this->longitude >= -180) && ($this->longitude <= 180)) { |
|
80
|
1 |
|
return true; |
|
81
|
|
|
} |
|
82
|
1 |
|
return false; |
|
83
|
|
|
} |
|
84
|
|
|
|
|
85
|
|
|
/** |
|
86
|
|
|
* Returns the current Latitude coordinate. |
|
87
|
|
|
* @return double |
|
88
|
|
|
*/ |
|
89
|
16 |
|
public function getLatitude() |
|
90
|
|
|
{ |
|
91
|
16 |
|
return $this->latitude; |
|
92
|
|
|
} |
|
93
|
|
|
|
|
94
|
|
|
/** |
|
95
|
|
|
* Returns the current Longitude coordinate. |
|
96
|
|
|
* @return double |
|
97
|
|
|
*/ |
|
98
|
16 |
|
public function getLongitude() |
|
99
|
|
|
{ |
|
100
|
16 |
|
return $this->longitude; |
|
101
|
|
|
} |
|
102
|
|
|
|
|
103
|
|
|
/** |
|
104
|
|
|
* Alias of getLatitude |
|
105
|
|
|
* @return double |
|
106
|
|
|
*/ |
|
107
|
15 |
|
public function lat() |
|
108
|
|
|
{ |
|
109
|
15 |
|
return $this->getLatitude(); |
|
110
|
|
|
} |
|
111
|
|
|
|
|
112
|
|
|
/** |
|
113
|
|
|
* Alias of getLongitude |
|
114
|
|
|
* @return double |
|
115
|
|
|
*/ |
|
116
|
15 |
|
public function lng() |
|
117
|
|
|
{ |
|
118
|
15 |
|
return $this->getLongitude(); |
|
119
|
|
|
} |
|
120
|
|
|
} |
|
121
|
|
|
|
allebb /
distical
