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MediaWiki:Common.js

MediaWiki interface page
Revision as of 20:07, 11 October 2024 by Scyu (talk | contribs)

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/* Any JavaScript here will be loaded for all users on every page load. */

/**
 * Creates minecraft style tooltips
 *
 * Replaces normal tooltips. Supports minecraft [[formatting codes]] (except k), and a description with line breaks (/).
 * 
 * Source: https://minecraft.wiki/w/MediaWiki:Common.js
 */
( function() {
	var escapeChars = { '\\&': '&#38;', '<': '&#60;', '>': '&#62;' };
	var escape = function( text ) {
		// "\" must be escaped first
		return text.replace( /\\\\/g, '&#92;' )
			.replace( /\\&|[<>]/g, function( char ) { return escapeChars[char]; } );
	};
	var $tooltip = $();
	var $win = $( window ), winWidth, winHeight, width, height;
	
	$( '#mw-content-text' ).on( {
		'mouseenter.minetip': function( e ) {
			$tooltip.remove();
			
			var $elem = $( this ), title = $elem.attr( 'data-minetip-title' );
			if ( title === undefined ) {
				title = $elem.attr( 'title' );
				if ( title !== undefined ) {
					title = $.trim( title.replace( /&/g, '\\&' ) );
					$elem.attr( 'data-minetip-title', title );
				}
			}
			
			// No title or title only contains formatting codes
			if ( title === undefined || title !== '' && title.replace( /&([0-9a-jl-qs-wr])/g, '' ) === '' ) {
				// Find deepest child title
				var childElem = $elem[0], childTitle;
				do {
					if ( childElem.hasAttribute( 'title' ) ) {
						childTitle = childElem.title;
					}
					childElem = childElem.firstChild;
				} while( childElem && childElem.nodeType === 1 );
				if ( childTitle === undefined ) {
					return;
				}
				
				// Append child title as title may contain formatting codes
				if ( !title ) {
					title = '';
				}
				title += $.trim( childTitle.replace( /&/g, '\\&' ) );
				
				// Set the retrieved title as data for future use
				$elem.attr( 'data-minetip-title', title );
			}
			
			if ( !$elem.data( 'minetip-ready' ) ) {
				// Remove title attributes so the native tooltip doesn't get in the way
				$elem.find( '[title]' ).addBack().removeAttr( 'title' );
				$elem.data( 'minetip-ready', true );
			}
			
			if ( title === '' ) {
				return;
			}
			
			var content = '<span class="minetip-title">' + escape( title ) + '&r</span>';
			
			var description = $.trim( $elem.attr( 'data-minetip-text' ) );
			if ( description ) {
				// Apply normal escaping plus "/"
				description = escape( description ).replace( /\\\//g, '&#47;' );
				content += '<span class="minetip-description">' + description.replace( /\//g, '<br>' ) + '&r</span>';
			}
			
			// Add classes for minecraft formatting codes
			while ( content.search( /&[0-9a-jl-qs-w]/ ) > -1 ) {
				content = content.replace( /&([0-9a-jl-qs-w])(.*?)(&r|$)/g, '<span class="format-$1">$2</span>&r' );
			}
			// Remove reset formatting
			content = content.replace( /&r/g, '' );
			
			$tooltip = $( '<div id="minetip-tooltip">' );
			$tooltip.html( content ).appendTo( 'body' );
			
			// Cache current window and tooltip size
			winWidth = $win.width();
			winHeight = $win.height();
			width = $tooltip.outerWidth( true );
			height = $tooltip.outerHeight( true );
			
			// Trigger a mouse movement to position the tooltip
			$elem.trigger( 'mousemove', e );
		},
		'mousemove.minetip': function( e, trigger ) {
			if ( !$tooltip.length ) {
				$( this ).trigger( 'mouseenter' );
				return;
			}
			
			// Get event data from remote trigger
			e = trigger || e;
			
			// Get mouse position and add default offsets
			var top = e.clientY - 34;
			var left = e.clientX + 14;
			
			// If going off the right of the screen, go to the left of the cursor
			if ( left + width > winWidth ) {
				left -= width + 36;
			}
			
			// If now going off to the left of the screen, resort to going above the cursor
			if ( left < 0 ) {
				left = 0;
				top -= height - 22;
				
				// Go below the cursor if too high
				if ( top < 0 ) {
					top += height + 47;
				}
			// Don't go off the top of the screen
			} else if ( top < 0 ) {
				top = 0;
			// Don't go off the bottom of the screen
			} else if ( top + height > winHeight ) {
				top = winHeight - height;
			}
			
			// Apply the positions
			$tooltip.css( { top: top, left: left } );
		},
		'mouseleave.minetip': function() {
			if ( !$tooltip.length ) {
				return;
			}
			
			$tooltip.remove();
			$tooltip = $();
		}
	}, '.minetip, .invslot-item' );
}() );

( function() {
'use strict';

/* Variables for interface text used throughout the script, for ease of translating */
var i18n = {
	// Collapsible elements and page loader
	hideText: 'hide',
	showText: 'show',
	loadErrorTitle: 'An error occurred loading the content'
};

/* Fired whenever wiki content is added. (#mw-content-text, live preview, load page, etc.) */
mw.hook( 'wikipage.content' ).add( function( $wikipageContent ) {
/**
 * Set minimum height for animations to prevent moving the page if the frames
 * differ in height
 * Source: https://minecraft.wiki/w/MediaWiki:Gadget-site.js
 */
( function() {
	// Set frames to be visible for measuring height
	var $animated = $wikipageContent.find( '.animated' ).addClass( 'animated-visible' );
	
	// Group frames per animation
	var animateds = [];
	$animated.each( function() {
		animateds.push( {
			$: $( this ).find( '> .animated-subframe' ).addBack()
				.find( '> *:not(.animated-subframe)' ),
		} );
	} );
	
	// Get highest frame for each animation (if heights differ)
	$.each( animateds, function() {
		var minHeight = 0, differentHeights;
		this.$.each( function() {
			var height = this.offsetHeight;
			differentHeights = differentHeights || minHeight && height !== minHeight;
			minHeight = Math.max( height, minHeight );
		} );
		
		if ( differentHeights ) {
			this.height = minHeight;
		}
	} );
	
	// Set animation to be at least as tall as the tallest frame,
	// and set the non-active frames to be hidden again
	$animated.each( function( i ) {
		$( this ).css( 'min-height', animateds[i].height );
	} ).removeClass( 'animated-visible' );
	
	// Load all images in the animation as soon as the animated content becomes visible
	var animatedObserver = new IntersectionObserver( function( entries ) {
		entries.forEach( function( entry ) {
			if ( entry.isIntersecting && !entry.target.classList.contains( 'animated-lazyloaded' ) ) {
				$( entry.target ).find( 'img' ).attr( 'loading', 'eager' );
				entry.target.classList.add( 'animated-lazyloaded' );
				animatedObserver.unobserve( entry.target );
			}
		} );
	} );
	
	// Observe every animation
	$animated.each( function() {
		animatedObserver.observe(this);
	} );
}() );
} );
/* End DOM ready */


}() );