summaryrefslogtreecommitdiff
path: root/www/wiki/extensions/SemanticMediaWiki/src/Parser/SemanticLinksParser.php
blob: 277f86ea90e8833cec8685f739824a32a734a6d4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
<?php

namespace SMW\Parser;

/**
 * @license GNU GPL v2+
 * @since 2.5
 *
 * @author mwjames
 */
class SemanticLinksParser {

	/**
	 * @var LinksProcessor
	 */
	private $linksProcessor;

	/**
	 * @since 2.5
	 *
	 * @param LinksProcessor $linksProcessor
	 */
	public function __construct( LinksProcessor $linksProcessor ) {
		$this->linksProcessor = $linksProcessor;
	}

	/**
	 * @since 2.5
	 *
	 * @param $text
	 *
	 * @return array
	 */
	public function parse( $text ) {

		$matches = [];

		preg_match(
			$this->linksProcessor->getRegexpPattern(),
			$text,
			$matches
		);

		if ( $matches === [] ) {
			return [];
		}

		$semanticLinks = $this->linksProcessor->preprocess( $matches );

		if ( is_string( $semanticLinks ) ) {
			return [];
		}

		$semanticLinks = $this->linksProcessor->process( $semanticLinks );

		if ( is_string( $semanticLinks ) ) {
			return [];
		}

		return $semanticLinks;
	}

}