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| 1 | <?php |
| 2 | |
| 3 | namespace MediaWiki\Extension\CodeReview\Backend; |
| 4 | |
| 5 | use SpecialPage; |
| 6 | use Title; |
| 7 | |
| 8 | abstract class CodeCommentLinker { |
| 9 | /** |
| 10 | * @var CodeRepository |
| 11 | */ |
| 12 | protected $mRepo; |
| 13 | |
| 14 | /** |
| 15 | * @param CodeRepository $repo |
| 16 | */ |
| 17 | public function __construct( $repo ) { |
| 18 | $this->mRepo = $repo; |
| 19 | } |
| 20 | |
| 21 | /** |
| 22 | * @param string $text |
| 23 | * @return string |
| 24 | */ |
| 25 | public function link( $text ) { |
| 26 | # Catch links like https://www.mediawiki.org/wiki/Special:Code/MediaWiki/44245#c829 |
| 27 | # Ended by space or brackets (like those pesky <br /> tags) |
| 28 | $EXT_LINK_URL_CLASS = '[^][<>"\\x00-\\x20\\x7F\p{Zs}]'; |
| 29 | |
| 30 | $text = preg_replace_callback( |
| 31 | '/(^|[^\w[])(' . wfUrlProtocolsWithoutProtRel() . ')(' . $EXT_LINK_URL_CLASS . '+)/', |
| 32 | [ $this, 'generalLink' ], $text ); |
| 33 | $text = preg_replace_callback( '/\br(\d+)\b/', |
| 34 | [ $this, 'messageRevLink' ], $text ); |
| 35 | $text = preg_replace_callback( CodeRevision::BUG_REFERENCE, |
| 36 | [ $this, 'messageBugLink' ], $text ); |
| 37 | return $text; |
| 38 | } |
| 39 | |
| 40 | /** |
| 41 | * @param array $arr |
| 42 | * @return string |
| 43 | */ |
| 44 | public function generalLink( $arr ) { |
| 45 | $url = $arr[2] . $arr[3]; |
| 46 | // Re-add the surrounding space/punctuation |
| 47 | return $arr[1] . $this->makeExternalLink( $url, $url ); |
| 48 | } |
| 49 | |
| 50 | /** |
| 51 | * @param array $arr |
| 52 | * @return string |
| 53 | */ |
| 54 | public function messageBugLink( $arr ) { |
| 55 | $text = $arr[0]; |
| 56 | $bugNo = intval( $arr[1] ); |
| 57 | $url = $this->mRepo->getBugPath( $bugNo ); |
| 58 | if ( $url ) { |
| 59 | return $this->makeExternalLink( $url, $text ); |
| 60 | } else { |
| 61 | return $text; |
| 62 | } |
| 63 | } |
| 64 | |
| 65 | /** |
| 66 | * @param array $matches |
| 67 | * @return string |
| 68 | */ |
| 69 | public function messageRevLink( $matches ) { |
| 70 | $text = $matches[0]; |
| 71 | $rev = intval( $matches[1] ); |
| 72 | |
| 73 | $repo = $this->mRepo->getName(); |
| 74 | $title = SpecialPage::getTitleFor( 'Code', "$repo/$rev" ); |
| 75 | |
| 76 | return $this->makeInternalLink( $title, $text ); |
| 77 | } |
| 78 | |
| 79 | /** |
| 80 | * @param string $url |
| 81 | * @param string $text |
| 82 | * @return string |
| 83 | */ |
| 84 | abstract public function makeExternalLink( $url, $text ); |
| 85 | |
| 86 | /** |
| 87 | * @param Title $title |
| 88 | * @param string $text |
| 89 | * @return string |
| 90 | */ |
| 91 | abstract public function makeInternalLink( $title, $text ); |
| 92 | } |