1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
/** |
4
|
|
|
* micrometa |
5
|
|
|
* |
6
|
|
|
* @category Jkphl |
7
|
|
|
* @package Jkphl\Micrometa |
8
|
|
|
* @subpackage Jkphl\Micrometa\Infrastructure\Parser |
9
|
|
|
* @author Joschi Kuphal <[email protected]> / @jkphl |
10
|
|
|
* @copyright Copyright © 2017 Joschi Kuphal <[email protected]> / @jkphl |
11
|
|
|
* @license http://opensource.org/licenses/MIT The MIT License (MIT) |
12
|
|
|
*/ |
13
|
|
|
|
14
|
|
|
/*********************************************************************************** |
15
|
|
|
* The MIT License (MIT) |
16
|
|
|
* |
17
|
|
|
* Copyright © 2017 Joschi Kuphal <[email protected]> / @jkphl |
18
|
|
|
* |
19
|
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy of |
20
|
|
|
* this software and associated documentation files (the "Software"), to deal in |
21
|
|
|
* the Software without restriction, including without limitation the rights to |
22
|
|
|
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of |
23
|
|
|
* the Software, and to permit persons to whom the Software is furnished to do so, |
24
|
|
|
* subject to the following conditions: |
25
|
|
|
* |
26
|
|
|
* The above copyright notice and this permission notice shall be included in all |
27
|
|
|
* copies or substantial portions of the Software. |
28
|
|
|
* |
29
|
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
30
|
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS |
31
|
|
|
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR |
32
|
|
|
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER |
33
|
|
|
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
34
|
|
|
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
35
|
|
|
***********************************************************************************/ |
36
|
|
|
|
37
|
|
|
namespace Jkphl\Micrometa\Infrastructure\Parser; |
38
|
|
|
|
39
|
|
|
use Jkphl\Micrometa\Application\Contract\ParsingResultInterface; |
40
|
|
|
use Jkphl\Micrometa\Ports\Format; |
41
|
|
|
|
42
|
|
|
/** |
43
|
|
|
* Link rel parser |
44
|
|
|
* |
45
|
|
|
* @package Jkphl\Micrometa |
46
|
|
|
* @subpackage Jkphl\Micrometa\Infrastructure |
47
|
|
|
*/ |
48
|
|
|
class LinkRel extends AbstractParser |
49
|
|
|
{ |
50
|
|
|
/** |
51
|
|
|
* Format |
52
|
|
|
* |
53
|
|
|
* @var int |
54
|
|
|
*/ |
55
|
|
|
const FORMAT = Format::LINK_REL; |
56
|
|
|
/** |
57
|
|
|
* HTML namespace |
58
|
|
|
* |
59
|
|
|
* @var string |
60
|
|
|
*/ |
61
|
|
|
const HTML_PROFILE_URI = 'http://www.w3.org/1999/xhtml'; |
62
|
|
|
|
63
|
|
|
/** |
64
|
|
|
* Parse a DOM document |
65
|
|
|
* |
66
|
|
|
* @param \DOMDocument $dom DOM Document |
67
|
|
|
* @return ParsingResultInterface Micro information items |
68
|
|
|
*/ |
69
|
1 |
|
public function parseDom(\DOMDocument $dom) |
70
|
|
|
{ |
71
|
1 |
|
$items = []; |
72
|
|
|
|
73
|
|
|
// Resave to proper XML to get full namespace support |
74
|
1 |
|
$dom2 = $dom->saveXML(); |
75
|
1 |
|
$dom = new \DOMDocument(); |
76
|
1 |
|
$dom->loadXML($dom2); |
77
|
|
|
|
78
|
1 |
|
$xpath = new \DOMXPath($dom); |
79
|
1 |
|
$xpath->registerNamespace('html', self::HTML_PROFILE_URI); |
80
|
|
|
|
81
|
|
|
// Run through all <link> elements with a `rel` attribute |
82
|
|
|
/** @var \DOMElement $linkRel */ |
83
|
1 |
|
foreach ($xpath->query('//html:link[@rel]') as $linkRel) { |
84
|
1 |
|
$item = new \stdClass(); |
85
|
1 |
|
$item->type = (object)['name' => $linkRel->getAttribute('rel'), 'profile' => self::HTML_PROFILE_URI]; |
86
|
|
|
|
87
|
|
|
// Get the item ID (if any) |
88
|
1 |
|
if ($linkRel->hasAttribute('id')) { |
89
|
1 |
|
$item->id = $linkRel->getAttribute('id'); |
90
|
|
|
} |
91
|
|
|
|
92
|
|
|
// Run through all item attributes |
93
|
1 |
|
$item->properties = []; |
94
|
|
|
/** |
95
|
|
|
* @var string $attributeName Attribute name |
96
|
|
|
* @var \DOMAttr $attribute Attribute |
97
|
|
|
*/ |
98
|
1 |
|
foreach ($linkRel->attributes as $attributeName => $attribute) { |
99
|
1 |
|
if (!in_array($attributeName, ['rel', 'id'])) { |
100
|
1 |
|
$profile = $attribute->lookupNamespaceUri($attribute->prefix ?: null); |
101
|
1 |
|
$item->properties[] = (object)[ |
102
|
1 |
|
'name' => $attributeName, |
103
|
1 |
|
'profile' => $profile, |
104
|
1 |
|
'values' => $this->parseAttributeValue($profile, $attributeName, $attribute->value), |
105
|
|
|
]; |
106
|
|
|
} |
107
|
|
|
} |
108
|
|
|
|
109
|
1 |
|
$items[] = $item; |
110
|
|
|
} |
111
|
|
|
|
112
|
1 |
|
return new ParsingResult(self::FORMAT, $items); |
113
|
|
|
} |
114
|
|
|
|
115
|
|
|
/** |
116
|
|
|
* Parse an attribute value |
117
|
|
|
* |
118
|
|
|
* @param string $profile Profile |
119
|
|
|
* @param string $attribute Attribute name |
120
|
|
|
* @param string $value Attribute value |
121
|
|
|
* @return array Attribute values |
122
|
|
|
*/ |
123
|
1 |
|
protected function parseAttributeValue($profile, $attribute, $value) |
|
|
|
|
124
|
|
|
{ |
125
|
1 |
|
return [$value]; |
126
|
|
|
} |
127
|
|
|
} |
128
|
|
|
|
This check looks from parameters that have been defined for a function or method, but which are not used in the method body.