1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
namespace OpenSkill\Datatable\Versions; |
4
|
|
|
|
5
|
|
|
|
6
|
|
|
use OpenSkill\Datatable\DatatableException; |
7
|
|
|
use Symfony\Component\HttpFoundation\RequestStack; |
8
|
|
|
|
9
|
|
|
/** |
10
|
|
|
* Class DTVersionEngine |
11
|
|
|
* @package OpenSkill\Datatable\Versions |
12
|
|
|
* |
13
|
|
|
* The DTVersionEngine will select the correct version based on the current request parameters. By default it will |
14
|
|
|
* support 1.9 and 1.10 of the datatable version. |
15
|
|
|
*/ |
16
|
|
|
class VersionEngine |
17
|
|
|
{ |
18
|
|
|
/** @var Version The version for the request if it can be determined */ |
19
|
|
|
private $version = null; |
20
|
|
|
|
21
|
|
|
/** |
22
|
|
|
* DTVersionEngine constructor. The first version will be set as default version. |
23
|
|
|
* |
24
|
|
|
* @param Version[] $versions an array of possible version this data table supports |
25
|
|
|
*/ |
26
|
|
|
public function __construct(array $versions) |
27
|
|
|
{ |
28
|
|
|
$this->setVersionFromRequest($versions); |
29
|
|
|
} |
30
|
|
|
|
31
|
|
|
private function setDefaultVersion(array $versions) |
32
|
|
|
{ |
33
|
|
|
if (count($versions) < 1) { |
34
|
|
|
throw new DatatableException('VersionEngine needs at least one engine (default)'); |
35
|
|
|
} |
36
|
|
|
|
37
|
|
|
$this->version = $versions[0]; |
38
|
|
|
} |
39
|
|
|
|
40
|
|
|
private function setVersionFromRequest(array $versions) |
41
|
|
|
{ |
42
|
|
|
$this->setDefaultVersion($versions); |
43
|
|
|
|
44
|
|
|
foreach ($versions as $v) { |
45
|
|
|
if ($v->canParseRequest()) { |
46
|
|
|
$this->version = $v; |
47
|
|
|
break; |
48
|
|
|
} |
49
|
|
|
} |
50
|
|
|
} |
51
|
|
|
|
52
|
|
|
/** |
53
|
|
|
* @return Version Will return the version that is currently selected to handle the request. |
54
|
|
|
*/ |
55
|
|
|
public function getVersion() |
56
|
|
|
{ |
57
|
|
|
return $this->version; |
58
|
|
|
} |
59
|
|
|
|
60
|
|
|
/** |
61
|
|
|
* @return bool true if one of the versions can handle the request, false otherwise |
62
|
|
|
*/ |
63
|
|
|
public function hasVersion() |
64
|
|
|
{ |
65
|
|
|
return $this->version != null; |
66
|
|
|
} |
67
|
|
|
|
68
|
|
|
/** |
69
|
|
|
* @param Version $version The version that should be used in this request. |
70
|
|
|
*/ |
71
|
|
|
public function setVersion(Version $version) |
72
|
|
|
{ |
73
|
|
|
$this->version = $version; |
74
|
|
|
} |
75
|
|
|
} |