mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/DiscussionTools
synced 2024-11-25 00:38:33 +00:00
9ee0fd69f5
Previously, only comments could have IDs, because we only needed IDs for replying. But we might also use them for notifications soon. Bug: T264478 Change-Id: I1bcad02bf17ab54bc5028a959543c10f0430836b
78 lines
2.8 KiB
PHP
78 lines
2.8 KiB
PHP
<?php
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namespace MediaWiki\Extension\DiscussionTools;
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use DOMElement;
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use HtmlFormatter\HtmlFormatter;
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class CommentFormatter extends HtmlFormatter {
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public function addReplyLinks() {
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// The output of this method can end up in the HTTP cache (Varnish). Avoid changing it;
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// and when doing so, ensure that frontend code can handle both the old and new outputs.
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// See controller#init in JS.
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$doc = $this->getDoc();
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$container = $doc->documentElement->firstChild;
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if ( !( $container instanceof DOMElement ) ) {
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return;
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}
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$parser = CommentParser::newFromGlobalState( $container );
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$threadItems = $parser->getThreadItems();
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foreach ( $threadItems as $threadItem ) {
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// TODO: Consider not attaching JSON data to the DOM.
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// Create a dummy node to attach data to.
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if ( $threadItem instanceof HeadingItem && $threadItem->isPlaceholderHeading() ) {
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$node = $doc->createElement( 'span' );
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$container->firstChild->insertBefore( $node, $container->firstChild->firstChild );
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$threadItem->setRange( new ImmutableRange( $node, 0, $node, 0 ) );
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}
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if ( $threadItem instanceof CommentItem ) {
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$id = $threadItem->getId();
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$range = $threadItem->getRange();
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$startMarker = $doc->createElement( 'span' );
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$startMarker->setAttribute( 'data-mw-comment-start', $id );
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$endMarker = $doc->createElement( 'span' );
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$endMarker->setAttribute( 'data-mw-comment-end', $id );
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$range->setStart( $range->endContainer, $range->endOffset )->insertNode( $endMarker );
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$range->insertNode( $startMarker );
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}
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$itemData = $threadItem->jsonSerialize();
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$itemJSON = json_encode( $itemData );
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if ( $threadItem instanceof HeadingItem ) {
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$threadItem->getRange()->endContainer->setAttribute( 'data-mw-comment', $itemJSON );
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} elseif ( $threadItem instanceof CommentItem ) {
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$replyLinkButtons = $doc->createElement( 'span' );
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$replyLinkButtons->setAttribute( 'class', 'dt-init-replylink-buttons' );
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// Reply
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$replyLink = $doc->createElement( 'a' );
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$replyLink->setAttribute( 'class', 'dt-init-replylink-reply' );
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$replyLink->setAttribute( 'role', 'button' );
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$replyLink->setAttribute( 'tabindex', '0' );
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$replyLink->setAttribute( 'data-mw-comment', $itemJSON );
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$replyLink->nodeValue = wfMessage( 'discussiontools-replylink' );
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$bracket = $doc->createElement( 'span' );
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$bracket->setAttribute( 'class', 'dt-init-replylink-bracket' );
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$bracketLeft = $bracket->cloneNode( false );
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$bracketLeft->nodeValue = '[';
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$bracketRight = $bracket->cloneNode( false );
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$bracketRight->nodeValue = ']';
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$replyLinkButtons->appendChild( $bracketLeft );
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$replyLinkButtons->appendChild( $replyLink );
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$replyLinkButtons->appendChild( $bracketRight );
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CommentModifier::addReplyLink( $threadItem, $replyLinkButtons );
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}
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}
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}
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}
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