1
|
|
|
<?php |
2
|
|
|
namespace LesserPhp; |
3
|
|
|
|
4
|
|
|
/** |
5
|
|
|
* lesserphp |
6
|
|
|
* https://www.maswaba.de/lesserphp |
7
|
|
|
* |
8
|
|
|
* LESS CSS compiler, adapted from http://lesscss.org |
9
|
|
|
* |
10
|
|
|
* Copyright 2013, Leaf Corcoran <[email protected]> |
11
|
|
|
* Copyright 2016, Marcus Schwarz <[email protected]> |
12
|
|
|
* Copyright 2017, Stefan Pöhner <[email protected]> |
13
|
|
|
* Licensed under MIT or GPLv3, see LICENSE |
14
|
|
|
* |
15
|
|
|
* @package LesserPhp |
16
|
|
|
*/ |
17
|
|
|
|
18
|
|
|
class Block |
19
|
|
|
{ |
20
|
|
|
/** |
21
|
|
|
* @var Block|null |
22
|
|
|
*/ |
23
|
|
|
public $parent; |
24
|
|
|
|
25
|
|
|
/** |
26
|
|
|
* @var string|null |
27
|
|
|
*/ |
28
|
|
|
public $type; |
29
|
|
|
|
30
|
|
|
/** |
31
|
|
|
* @var int |
32
|
|
|
*/ |
33
|
|
|
public $id; |
34
|
|
|
|
35
|
|
|
/** |
36
|
|
|
* @var bool |
37
|
|
|
*/ |
38
|
|
|
public $isVararg = false; |
39
|
|
|
|
40
|
|
|
/** |
41
|
|
|
* @var array|null |
42
|
|
|
*/ |
43
|
|
|
public $tags; |
44
|
|
|
|
45
|
|
|
/** |
46
|
|
|
* @var array |
47
|
|
|
*/ |
48
|
|
|
public $props = []; |
49
|
|
|
|
50
|
|
|
/** |
51
|
|
|
* @var Block[] |
52
|
|
|
*/ |
53
|
|
|
public $children = []; |
54
|
|
|
|
55
|
|
|
/** |
56
|
|
|
* Position of this block. |
57
|
|
|
* |
58
|
|
|
* @var int |
59
|
|
|
*/ |
60
|
|
|
public $count; |
61
|
|
|
|
62
|
|
|
/** |
63
|
|
|
* Add a reference to the parser so |
64
|
|
|
* we can access the parser to throw errors |
65
|
|
|
* or retrieve the sourceName of this block. |
66
|
|
|
* |
67
|
|
|
* @var Parser |
68
|
|
|
*/ |
69
|
|
|
public $parser; |
70
|
|
|
|
71
|
|
|
/** |
72
|
|
|
* Block constructor. |
73
|
|
|
* |
74
|
|
|
* @param Parser $parser |
75
|
|
|
* @param int $id |
76
|
|
|
* @param int $count |
77
|
|
|
* @param array|null $tags |
78
|
|
|
* @param Block|null $parent |
79
|
|
|
*/ |
80
|
|
|
public function __construct(Parser $parser, $id, $count, array $tags = null, Block $parent = null) |
81
|
|
|
{ |
82
|
|
|
$this->parser = $parser; |
83
|
|
|
$this->id = $id; |
84
|
|
|
$this->count = $count; |
85
|
|
|
$this->type = $this->getType(); |
86
|
|
|
$this->tags = $tags; |
87
|
|
|
$this->parent = $parent; |
88
|
|
|
} |
89
|
|
|
|
90
|
|
|
/** |
91
|
|
|
* @return string|null |
92
|
|
|
*/ |
93
|
|
|
public function getType() |
94
|
|
|
{ |
95
|
|
|
return null; |
96
|
|
|
} |
97
|
|
|
|
98
|
|
|
/** |
99
|
|
|
* @param Parser $parser |
100
|
|
|
* @param int $id |
101
|
|
|
* @param int $count |
102
|
|
|
* @param string|null $type |
103
|
|
|
* @param array|null $tags |
104
|
|
|
* @param Block|null $parent |
105
|
|
|
* |
106
|
|
|
* @return Block |
107
|
|
|
*/ |
108
|
|
|
public static function factory(Parser $parser, $id, $count, $type = null, array $tags = null, Block $parent = null) |
109
|
|
|
{ |
110
|
|
|
if ($type === null) { |
111
|
|
|
$className = self::class; |
112
|
|
|
} else { |
113
|
|
|
$className = __NAMESPACE__ . '\Block\\' . ucfirst($type); |
114
|
|
|
} |
115
|
|
|
|
116
|
|
|
if (!class_exists($className)) { |
117
|
|
|
throw new \UnexpectedValueException("Unknown block type: $type"); |
118
|
|
|
} |
119
|
|
|
|
120
|
|
|
$block = new $className($parser, $id, $count, $tags, $parent); |
121
|
|
|
|
122
|
|
|
return $block; |
123
|
|
|
} |
124
|
|
|
} |
125
|
|
|
|