|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
declare(strict_types=1); |
|
4
|
|
|
|
|
5
|
|
|
namespace StefanoTree\NestedSet\AddStrategy; |
|
6
|
|
|
|
|
7
|
|
|
use StefanoTree\Exception\ValidationException; |
|
8
|
|
|
use StefanoTree\NestedSet\Manipulator\ManipulatorInterface; |
|
9
|
|
|
use StefanoTree\NestedSet\NodeInfo; |
|
10
|
|
|
|
|
11
|
|
|
abstract class AddStrategyAbstract implements AddStrategyInterface |
|
12
|
|
|
{ |
|
13
|
|
|
private $manipulator; |
|
14
|
|
|
|
|
15
|
|
|
/** |
|
16
|
|
|
* @param ManipulatorInterface $manipulator |
|
17
|
|
|
*/ |
|
18
|
9 |
|
public function __construct(ManipulatorInterface $manipulator) |
|
19
|
|
|
{ |
|
20
|
9 |
|
$this->manipulator = $manipulator; |
|
21
|
|
|
} |
|
22
|
|
|
|
|
23
|
|
|
/** |
|
24
|
|
|
* {@inheritdoc} |
|
25
|
|
|
*/ |
|
26
|
9 |
|
public function add($targetNodeId, array $data = array()) |
|
27
|
|
|
{ |
|
28
|
9 |
|
$adapter = $this->getManipulator(); |
|
29
|
|
|
|
|
30
|
9 |
|
$adapter->beginTransaction(); |
|
31
|
|
|
|
|
32
|
|
|
try { |
|
33
|
9 |
|
$adapter->lockTree(); |
|
34
|
|
|
|
|
35
|
9 |
|
$targetNodeInfo = $adapter->getNodeInfo($targetNodeId); |
|
36
|
|
|
|
|
37
|
9 |
|
if (!$targetNodeInfo instanceof NodeInfo) { |
|
38
|
1 |
|
throw new ValidationException('Target Node does not exists.'); |
|
39
|
|
|
} |
|
40
|
|
|
|
|
41
|
8 |
|
$this->canCreateNewNode($targetNodeInfo); |
|
42
|
6 |
|
$this->makeHole($targetNodeInfo); |
|
43
|
6 |
|
$newNodeId = $adapter->insert($this->createNewNodeNodeInfo($targetNodeInfo), $data); |
|
44
|
|
|
|
|
45
|
6 |
|
$adapter->commitTransaction(); |
|
46
|
3 |
|
} catch (\Exception $e) { |
|
47
|
3 |
|
$adapter->rollbackTransaction(); |
|
48
|
|
|
|
|
49
|
3 |
|
throw $e; |
|
50
|
|
|
} |
|
51
|
|
|
|
|
52
|
6 |
|
return $newNodeId; |
|
53
|
|
|
} |
|
54
|
|
|
|
|
55
|
|
|
/** |
|
56
|
|
|
* @param NodeInfo $targetNode |
|
57
|
|
|
* |
|
58
|
|
|
* @throws ValidationException If cannot move node |
|
59
|
|
|
*/ |
|
60
|
|
|
abstract protected function canCreateNewNode(NodeInfo $targetNode): void; |
|
61
|
|
|
|
|
62
|
|
|
/** |
|
63
|
|
|
* @param NodeInfo $targetNode |
|
64
|
|
|
*/ |
|
65
|
|
|
abstract protected function makeHole(NodeInfo $targetNode): void; |
|
66
|
|
|
|
|
67
|
|
|
/** |
|
68
|
|
|
* @param NodeInfo $targetNode |
|
69
|
|
|
* |
|
70
|
|
|
* @return NodeInfo |
|
71
|
|
|
*/ |
|
72
|
|
|
abstract protected function createNewNodeNodeInfo(NodeInfo $targetNode): NodeInfo; |
|
73
|
|
|
|
|
74
|
|
|
/** |
|
75
|
|
|
* @return ManipulatorInterface |
|
76
|
|
|
*/ |
|
77
|
9 |
|
protected function getManipulator(): ManipulatorInterface |
|
78
|
|
|
{ |
|
79
|
9 |
|
return $this->manipulator; |
|
80
|
|
|
} |
|
81
|
|
|
} |
|
82
|
|
|
|
bartko-s /
stefano-tree
