1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
declare(strict_types=1); |
4
|
|
|
|
5
|
|
|
/* |
6
|
|
|
* This file is part of the league/commonmark package. |
7
|
|
|
* |
8
|
|
|
* (c) Colin O'Dell <[email protected]> |
9
|
|
|
* |
10
|
|
|
* For the full copyright and license information, please view the LICENSE |
11
|
|
|
* file that was distributed with this source code. |
12
|
|
|
*/ |
13
|
|
|
|
14
|
|
|
namespace League\CommonMark\Extension\Mention; |
15
|
|
|
|
16
|
|
|
use League\CommonMark\Extension\Mention\Generator\CallbackGenerator; |
17
|
|
|
use League\CommonMark\Extension\Mention\Generator\MentionGeneratorInterface; |
18
|
|
|
use League\CommonMark\Extension\Mention\Generator\StringTemplateLinkGenerator; |
19
|
|
|
use League\CommonMark\Parser\Inline\InlineParserInterface; |
20
|
|
|
use League\CommonMark\Parser\Inline\InlineParserMatch; |
21
|
|
|
use League\CommonMark\Parser\InlineParserContext; |
22
|
|
|
|
23
|
|
|
final class MentionParser implements InlineParserInterface |
24
|
|
|
{ |
25
|
|
|
/** |
26
|
|
|
* @var string |
27
|
|
|
* |
28
|
|
|
* @psalm-readonly |
29
|
|
|
*/ |
30
|
|
|
private $name; |
31
|
|
|
|
32
|
|
|
/** |
33
|
|
|
* @var string |
34
|
|
|
* |
35
|
|
|
* @psalm-readonly |
36
|
|
|
*/ |
37
|
|
|
private $prefix; |
38
|
|
|
|
39
|
|
|
/** |
40
|
|
|
* @var string |
41
|
|
|
* |
42
|
|
|
* @psalm-readonly |
43
|
|
|
*/ |
44
|
|
|
private $identifierPattern; |
45
|
|
|
|
46
|
|
|
/** |
47
|
|
|
* @var MentionGeneratorInterface |
48
|
|
|
* |
49
|
|
|
* @psalm-readonly |
50
|
|
|
*/ |
51
|
|
|
private $mentionGenerator; |
52
|
|
|
|
53
|
39 |
|
public function __construct(string $name, string $prefix, string $identifierPattern, MentionGeneratorInterface $mentionGenerator) |
54
|
|
|
{ |
55
|
39 |
|
$this->name = $name; |
56
|
39 |
|
$this->prefix = $prefix; |
57
|
39 |
|
$this->identifierPattern = $identifierPattern; |
58
|
39 |
|
$this->mentionGenerator = $mentionGenerator; |
59
|
39 |
|
} |
60
|
|
|
|
61
|
39 |
|
public function getMatchDefinition(): InlineParserMatch |
62
|
|
|
{ |
63
|
39 |
|
return InlineParserMatch::join( |
64
|
39 |
|
InlineParserMatch::string($this->prefix), |
65
|
39 |
|
InlineParserMatch::regex($this->identifierPattern) |
66
|
|
|
); |
67
|
|
|
} |
68
|
|
|
|
69
|
33 |
|
public function parse(InlineParserContext $inlineContext): bool |
70
|
|
|
{ |
71
|
33 |
|
$cursor = $inlineContext->getCursor(); |
72
|
|
|
|
73
|
|
|
// The prefix must not have any other characters immediately prior |
74
|
33 |
|
$previousChar = $cursor->peek(-1); |
75
|
33 |
|
if ($previousChar !== null && \preg_match('/\w/', $previousChar)) { |
76
|
|
|
// peek() doesn't modify the cursor, so no need to restore state first |
77
|
3 |
|
return false; |
78
|
|
|
} |
79
|
|
|
|
80
|
30 |
|
[$prefix, $identifier] = $inlineContext->getSubMatches(); |
81
|
|
|
|
82
|
30 |
|
$mention = $this->mentionGenerator->generateMention(new Mention($this->name, $prefix, $identifier)); |
83
|
|
|
|
84
|
30 |
|
if ($mention === null) { |
85
|
3 |
|
return false; |
86
|
|
|
} |
87
|
|
|
|
88
|
27 |
|
$cursor->advanceBy($inlineContext->getFullMatchLength()); |
89
|
27 |
|
$inlineContext->getContainer()->appendChild($mention); |
90
|
|
|
|
91
|
27 |
|
return true; |
92
|
|
|
} |
93
|
|
|
|
94
|
3 |
|
public static function createWithStringTemplate(string $name, string $prefix, string $mentionRegex, string $urlTemplate): MentionParser |
95
|
|
|
{ |
96
|
3 |
|
return new self($name, $prefix, $mentionRegex, new StringTemplateLinkGenerator($urlTemplate)); |
97
|
|
|
} |
98
|
|
|
|
99
|
9 |
|
public static function createWithCallback(string $name, string $prefix, string $mentionRegex, callable $callback): MentionParser |
100
|
|
|
{ |
101
|
9 |
|
return new self($name, $prefix, $mentionRegex, new CallbackGenerator($callback)); |
102
|
|
|
} |
103
|
|
|
} |
104
|
|
|
|