mediawiki-extensions-Discus.../modules/highlighter.js
Bartosz Dziewoński 37c9f49cff Re-add debug highlighter
We removed it in c40c112514 when we added
a more practical use for the parser, but I keep wishing I had it to
experiment with the parser code.

Now it's off by default and can be used by adding &dtdebug=1 to the URL.

Change-Id: I6a92bfe7f55af0949b391606b04c3cfa0f996f2a
2019-10-24 23:21:40 +02:00

99 lines
3.1 KiB
JavaScript

'use strict';
var parser = require( 'ext.discussionTools.parser' );
function markTimestamp( node, match ) {
var
dfParser = parser.getLocalTimestampParser(),
newNode, wrapper, date;
newNode = node.splitText( match.index );
newNode.splitText( match[ 0 ].length );
wrapper = document.createElement( 'span' );
wrapper.className = 'detected-timestamp';
// We might need to actually port all the date formatting code from MediaWiki's PHP code
// if we want to support displaying dates in all the formats available in user preferences
// (which include formats in several non-Gregorian calendars).
date = dfParser( match );
wrapper.title = date.format() + ' / ' + date.fromNow();
wrapper.appendChild( newNode );
node.parentNode.insertBefore( wrapper, node.nextSibling );
}
function markSignature( sigNodes ) {
var
where = sigNodes[ 0 ],
wrapper = document.createElement( 'span' );
wrapper.className = 'detected-signature';
where.parentNode.insertBefore( wrapper, where );
while ( sigNodes.length ) {
wrapper.appendChild( sigNodes.pop() );
}
}
function markComment( comment ) {
var
// eslint-disable-next-line no-jquery/no-global-selector
rtl = $( 'html' ).attr( 'dir' ) === 'rtl',
rect = comment.range.getBoundingClientRect(),
marker = document.createElement( 'div' ),
marker2 = document.createElement( 'div' ),
scrollTop = document.documentElement.scrollTop || document.body.scrollTop,
scrollLeft = document.documentElement.scrollLeft || document.body.scrollLeft,
parentRect, i;
marker.className = 'detected-comment';
marker.style.top = ( rect.top + scrollTop ) + 'px';
marker.style.height = ( rect.height ) + 'px';
marker.style.left = ( rect.left + scrollLeft ) + 'px';
marker.style.width = ( rect.width ) + 'px';
document.body.appendChild( marker );
if ( comment.parent ) {
parentRect = comment.parent.range.getBoundingClientRect();
if ( comment.parent.level === 0 ) {
// Twiddle so that it looks nice
parentRect = $.extend( {}, parentRect );
parentRect.height -= 10;
if ( rtl ) {
parentRect.width += 20;
} else {
parentRect.left -= 20;
}
}
marker2.className = 'detected-comment-relationship';
marker2.style.top = ( parentRect.top + parentRect.height + scrollTop ) + 'px';
marker2.style.height = ( rect.top - ( parentRect.top + parentRect.height ) + 10 ) + 'px';
if ( rtl ) {
marker2.style.left = ( rect.left + rect.width + scrollLeft ) + 'px';
marker2.style.width = ( 10 ) + 'px';
} else {
marker2.style.left = ( parentRect.left + 10 + scrollLeft ) + 'px';
marker2.style.width = ( rect.left - ( parentRect.left + 10 ) ) + 'px';
}
document.body.appendChild( marker2 );
}
for ( i = 0; i < comment.replies.length; i++ ) {
markComment( comment.replies[ i ] );
}
}
function markThreads( threads ) {
var i;
for ( i = 0; i < threads.length; i++ ) {
markComment( threads[ i ] );
}
// Reverse order so that box-shadows look right
// eslint-disable-next-line no-jquery/no-global-selector
$( 'body' ).append( $( '.detected-comment-relationship' ).get().reverse() );
}
module.exports = {
markThreads: markThreads,
markTimestamp: markTimestamp,
markSignature: markSignature
};