|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
namespace Sulao\HtmlQuery; |
|
4
|
|
|
|
|
5
|
|
|
use DOMDocument; |
|
6
|
|
|
use DOMNode; |
|
7
|
|
|
|
|
8
|
|
|
/** |
|
9
|
|
|
* Class HtmlDocument |
|
10
|
|
|
* |
|
11
|
|
|
* @package Sulao\HtmlQuery |
|
12
|
|
|
*/ |
|
13
|
|
|
class HtmlDocument |
|
14
|
|
|
{ |
|
15
|
|
|
/** |
|
16
|
|
|
* @var DOMDocument |
|
17
|
|
|
*/ |
|
18
|
|
|
protected $doc; |
|
19
|
|
|
|
|
20
|
|
|
/** |
|
21
|
|
|
* HtmlDocument constructor. |
|
22
|
|
|
* |
|
23
|
|
|
* @param DOMDocument $doc |
|
24
|
81 |
|
*/ |
|
25
|
|
|
public function __construct(DOMDocument $doc) |
|
26
|
81 |
|
{ |
|
27
|
81 |
|
$this->doc = $doc; |
|
28
|
|
|
} |
|
29
|
|
|
|
|
30
|
|
|
/** |
|
31
|
|
|
* Get DOMDocument |
|
32
|
|
|
* |
|
33
|
|
|
* @return DOMDocument |
|
34
|
2 |
|
*/ |
|
35
|
|
|
public function getDoc(): DOMDocument |
|
36
|
2 |
|
{ |
|
37
|
|
|
return $this->doc; |
|
38
|
|
|
} |
|
39
|
|
|
|
|
40
|
|
|
/** |
|
41
|
|
|
* Get the outer HTML content. |
|
42
|
|
|
* |
|
43
|
|
|
* @return string|null |
|
44
|
19 |
|
*/ |
|
45
|
|
|
public function outerHtml() |
|
46
|
19 |
|
{ |
|
47
|
|
|
return $this->doc->saveHTML(); |
|
48
|
|
|
} |
|
49
|
|
|
|
|
50
|
|
|
/** |
|
51
|
|
|
* Make the static object can be called as a function. |
|
52
|
|
|
* |
|
53
|
|
|
* @param string $selector |
|
54
|
|
|
* |
|
55
|
|
|
* @return HtmlQuery |
|
56
|
31 |
|
*/ |
|
57
|
|
|
public function __invoke(string $selector) |
|
58
|
31 |
|
{ |
|
59
|
|
|
return $this->query($selector); |
|
60
|
|
|
} |
|
61
|
|
|
|
|
62
|
|
|
/** |
|
63
|
|
|
* If the parameter is raw html, then create document fragment for it, |
|
64
|
|
|
* If the parameter is a css selector, get the descendants |
|
65
|
|
|
* filtered by a css selector. |
|
66
|
|
|
* |
|
67
|
|
|
* @param string $selector css selector or raw html |
|
68
|
|
|
* |
|
69
|
|
|
* @return HtmlQuery |
|
70
|
36 |
|
*/ |
|
71
|
|
|
public function query(string $selector) |
|
72
|
36 |
|
{ |
|
73
|
7 |
|
if (Helper::isRawHtml($selector)) { |
|
74
|
7 |
|
$frag = $this->doc->createDocumentFragment(); |
|
75
|
|
|
$frag->appendXML($selector); |
|
76
|
7 |
|
|
|
77
|
|
|
return $this->resolve($frag); |
|
78
|
|
|
} |
|
79
|
34 |
|
|
|
80
|
|
|
return $this->find($selector); |
|
81
|
|
|
} |
|
82
|
|
|
|
|
83
|
|
|
/** |
|
84
|
|
|
* Get the descendants of document, filtered by a selector. |
|
85
|
|
|
* |
|
86
|
|
|
* @param string $selector |
|
87
|
|
|
* |
|
88
|
|
|
* @return HtmlQuery |
|
89
|
77 |
|
*/ |
|
90
|
|
|
public function find(string $selector) |
|
91
|
77 |
|
{ |
|
92
|
77 |
|
$nodes = Helper::xpathQuery( |
|
93
|
77 |
|
Helper::toXpath($selector), |
|
94
|
77 |
|
$this->doc, |
|
95
|
|
|
$this->doc |
|
96
|
|
|
); |
|
97
|
77 |
|
|
|
98
|
4 |
|
if (Helper::isIdSelector($selector)) { |
|
99
|
|
|
$nodes = $nodes ? $nodes[0] : []; |
|
100
|
|
|
} |
|
101
|
77 |
|
|
|
102
|
|
|
return $this->resolve($nodes); |
|
103
|
|
|
} |
|
104
|
|
|
|
|
105
|
|
|
/** |
|
106
|
|
|
* Resolve nodes to HtmlQuery instance. |
|
107
|
|
|
* |
|
108
|
|
|
* @param DOMNode|DOMNode[] $nodes |
|
109
|
|
|
* |
|
110
|
|
|
* @return HtmlQuery |
|
111
|
78 |
|
*/ |
|
112
|
|
|
protected function resolve($nodes) |
|
113
|
78 |
|
{ |
|
114
|
|
|
return new HtmlQuery($this->doc, $nodes); |
|
115
|
|
|
} |
|
116
|
|
|
} |
|
117
|
|
|
|
xinningsu /
html-query
