1
|
|
|
<?php |
2
|
|
|
/** |
3
|
|
|
* Base daft objects. |
4
|
|
|
* |
5
|
|
|
* @author SignpostMarv |
6
|
|
|
*/ |
7
|
|
|
declare(strict_types=1); |
8
|
|
|
|
9
|
|
|
namespace SignpostMarv\DaftObject; |
10
|
|
|
|
11
|
|
|
class InefficientDaftNestedRebuild |
12
|
|
|
{ |
13
|
|
|
/** |
14
|
|
|
* @var DaftNestedWriteableObjectTree |
15
|
|
|
*/ |
16
|
|
|
private $tree; |
17
|
|
|
|
18
|
60 |
|
public function __construct(DaftNestedWriteableObjectTree $tree) |
19
|
|
|
{ |
20
|
60 |
|
$this->tree = $tree; |
21
|
60 |
|
} |
22
|
|
|
|
23
|
60 |
|
public function RebuildTree() : void |
24
|
|
|
{ |
25
|
60 |
|
$parentIdXref = [(array) $this->tree->GetNestedObjectTreeRootId()]; |
26
|
|
|
|
27
|
|
|
/** |
28
|
|
|
* @var array<int, array<int, DaftNestedWriteableObject>> $children |
29
|
|
|
*/ |
30
|
60 |
|
$children = [[]]; |
31
|
|
|
|
32
|
|
|
/** |
33
|
|
|
* @var array<int, scalar|scalar[]> $idXref |
34
|
|
|
*/ |
35
|
60 |
|
$idXref = []; |
36
|
|
|
|
37
|
60 |
|
$tree = $this->tree->RecallDaftNestedObjectFullTree(); |
38
|
|
|
|
39
|
|
|
usort($tree, function (DaftNestedWriteableObject $a, DaftNestedWriteableObject $b) : int { |
40
|
60 |
|
return $this->tree->CompareObjects($a, $b); |
41
|
60 |
|
}); |
42
|
|
|
|
43
|
|
|
/** |
44
|
|
|
* @var DaftNestedWriteableObject $leaf |
45
|
|
|
*/ |
46
|
60 |
|
foreach ($tree as $i => $leaf) { |
47
|
60 |
|
$leafParentId = $leaf->ObtainDaftNestedObjectParentId(); |
48
|
60 |
|
$pos = array_search($leafParentId, $parentIdXref, true); |
49
|
|
|
|
50
|
60 |
|
if (false === $pos) { |
51
|
54 |
|
$parentIdXref[] = $leafParentId; |
52
|
|
|
|
53
|
|
|
/** |
54
|
|
|
* @var int $pos |
55
|
|
|
*/ |
56
|
54 |
|
$pos = array_search($leafParentId, $parentIdXref, true); |
57
|
|
|
|
58
|
54 |
|
$children[$pos] = []; |
59
|
|
|
} |
60
|
|
|
|
61
|
60 |
|
if ( ! in_array($leaf, $children[$pos], true)) { |
62
|
60 |
|
$children[$pos][] = $leaf; |
63
|
|
|
} |
64
|
|
|
|
65
|
60 |
|
if ( ! in_array($leaf->GetId(), $idXref, true)) { |
66
|
|
|
/** |
67
|
|
|
* @var scalar|scalar[] $leafId |
68
|
|
|
*/ |
69
|
60 |
|
$leafId = $leaf->GetId(); |
70
|
60 |
|
$idXref[] = $leafId; |
71
|
|
|
} |
72
|
|
|
|
73
|
60 |
|
$leaf->SetIntNestedLeft(0); |
74
|
60 |
|
$leaf->SetIntNestedRight(0); |
75
|
60 |
|
$leaf->SetIntNestedLevel(0); |
76
|
|
|
|
77
|
60 |
|
$tree[$i] = $this->tree->StoreThenRetrieveFreshLeaf($leaf); |
78
|
|
|
} |
79
|
|
|
|
80
|
60 |
|
$n = 0; |
81
|
|
|
|
82
|
|
|
/** |
83
|
|
|
* @var DaftNestedWriteableObject $rootLeaf |
84
|
|
|
*/ |
85
|
60 |
|
foreach ($children[0] as $rootLeaf) { |
86
|
60 |
|
$n = $this->InefficientRebuild($rootLeaf, 0, $n, $parentIdXref, $idXref, $children); |
87
|
|
|
} |
88
|
60 |
|
} |
89
|
|
|
|
90
|
60 |
|
protected function InefficientRebuild( |
91
|
|
|
DaftNestedWriteableObject $leaf, |
92
|
|
|
int $level, |
93
|
|
|
int $n, |
94
|
|
|
array $parents, |
95
|
|
|
array $ids, |
96
|
|
|
array $children |
97
|
|
|
) : int { |
98
|
|
|
/** |
99
|
|
|
* @var scalar|scalar[] $id |
100
|
|
|
*/ |
101
|
60 |
|
$id = $leaf->GetId(); |
102
|
|
|
|
103
|
60 |
|
$leaf->SetIntNestedLevel($level); |
104
|
60 |
|
$leaf->SetIntNestedLeft($n); |
105
|
|
|
|
106
|
60 |
|
++$n; |
107
|
|
|
|
108
|
|
|
/** |
109
|
|
|
* @var int|false $parentPos |
110
|
|
|
*/ |
111
|
60 |
|
$parentPos = array_search((array) $id, $parents, true); |
112
|
|
|
|
113
|
60 |
|
if (false !== $parentPos) { |
114
|
|
|
/** |
115
|
|
|
* @var DaftNestedWriteableObject $child |
116
|
|
|
*/ |
117
|
54 |
|
foreach ($children[$parentPos] as $child) { |
118
|
54 |
|
$n = $this->InefficientRebuild($child, $level + 1, $n, $parents, $ids, $children); |
119
|
|
|
} |
120
|
|
|
} |
121
|
|
|
|
122
|
60 |
|
$leaf->SetIntNestedRight($n); |
123
|
|
|
|
124
|
60 |
|
$this->tree->StoreThenRetrieveFreshLeaf($leaf); |
125
|
|
|
|
126
|
60 |
|
return $n + 1; |
127
|
|
|
} |
128
|
|
|
} |
129
|
|
|
|