MediaWiki:Gadget-ReferenceTooltips.js

// Source https://en.wikipedia.org/wiki/MediaWiki:Gadget-ReferenceTooltips.js

window.pg || $(function {

// Make sure we are in article, project, or help namespace if ( $.inArray(mw.config.get('wgCanonicalNamespace'), [ "", "Project", "Help", "Draft" ]) !== -1 ) { mw.messages.set( {			"RT-enable" : "Enable Reference Tooltips",			"RT-disable" : "Disable Reference Tooltips",			"RT-disablenote" : "Once disabled, Reference Tooltips can be re-enabled using a link in the footer of the page.",			"RT-delay" : "Delay before the tooltip appears (in milliseconds): ",			"RT-activationmethod" : "Tooltip is activated by:",			"RT-hovering" : "hovering",			"RT-clicking" : "clicking",			"RT-options" : "Reference Tooltips options",			"RT-options-save" : "Save settings",			"RT-settings" :"Tooltip settings"		} ); function toggleRT(o){ mw.loader.using("jquery.cookie",function{                   $.cookie("RTsettings",o+"|"+ settings[1] + "|" + settings[2], {path:"/",expires:90});                    location.reload;            }); }       var settings = document.cookie.split("RTsettings=")[1]; settings = settings ? settings.split(";")[0].split("%7C") : [1, 200, +("ontouchstart" in document.documentElement)]; if( settings[0] == 0 ) { var footer = $("#footer-places, #f-list"); if( footer.length === 0 ) { footer = $("#footer li").parent; }           footer.append($("").append( $("") .text( mw.message( "RT-enable" ) ) .attr("href","") .click(function(e){           			e.preventDefault;            			toggleRT(1);            		}) ));           return; }       var isTouchscreen = +settings[2], timerLength = isTouchscreen ? 0 : +settings[1], settingsMenu; $(".reference").each( function {           var tooltipNode, hideTimer, showTimer, checkFlip = false;            function findRef( h ){                    h = h.firstChild; h = h && h.getAttribute && h.getAttribute("href"); h = h && h.split("#"); h = h && h[1];                    h = h && document.getElementById( h );                    h = h && h.nodeName == "LI" && h;                    return h;            }            function hide( refLink ) {                    if( tooltipNode && tooltipNode.parentNode == document.body ) {                            hideTimer = setTimeout( function { $(tooltipNode).animate({opacity: 0}, 100, function{ document.body.removeChild( tooltipNode ) }); }, isTouchscreen ? 16 : 100);                   } else {                            $( findRef( refLink ) ).removeClass("RTTarget");                    }            }            function show{                    if( !tooltipNode.parentNode || tooltipNode.parentNode.nodeType === 11 ){                            document.body.appendChild( tooltipNode );                            checkFlip = true;                    }                    $(tooltipNode).stop.animate({opacity: 1}, 100);                    clearTimeout( hideTimer );            }            function openSettingsMenu{                    if( settingsMenu ) {                            settingsMenu.dialog( "open" );                    } else {                            settingsMenu = $(" ")                            	.append( $(" ").css("width","100%").text( mw.msg( "RT-disable", mw.user ) ).button.click(function(e){                                   		e.preventDefault;                                    		toggleRT(0);	                                    }), $(" "),                                   $(" ").text( mw.msg( "RT-disablenote") ), $(" "),                                   $(" ").text( mw.msg( "RT-delay" ) ).append($(" ").attr({"type":"number","value":settings[1],step:50,min:0,max:5000})), $(" "),                                   $(" ").text( mw.msg( "RT-activationmethod", mw.user ) ), $(" ").append(                                           $(" ").attr({"type":"radio", "name":"RTActivate", "checked":settings[2]==0&&"checked", "disabled":"ontouchstart" in document.documentElement&&"disabled"}),                                            mw.msg( "RT-hovering", mw.user )                                    ), $(" ").append(                                           $(" ").attr({"type":"radio", "name":"RTActivate", "checked":settings[2]==1&&"checked"}),                                            mw.msg( "RT-clicking", mw.user )                                    ) )                           .submit(function(e){e.preventDefault})                            .dialog({ modal:true, width:500, title: mw.msg( "RT-options" ), buttons:[ { text: mw.msg( "RT-options-save", mw.user ), click: function{ var a = this.getElementsByTagName("input"), b = +a[0].value; $.cookie("RTsettings","1|"+ (b > -1 && b < 5001 ? b : settings[1]) + (a[1].checked ? "|0" : "|1"), {path:"/",expires:90}); location.reload; }}]                           });                    }            }            function onStartEvent( e ){                    var _this = this;                    if( window.pg ) {                    	return;                    }                    if( isTouchscreen ) {                            e.preventDefault;                            (tooltipNode && tooltipNode.parentNode == document.body) || setTimeout( function{ $( document.body ).on("click touchstart", function( e ) {                                           e = e || event;                                            e = e.target || e.srcElement;                                            for(e && !$( e ).hasClass( "referencetooltip" ) ; )                                                    e = e.parentNode;                                            if( !e ){                                                    clearTimeout( showTimer );                                                    hide( _this );                                                    $(document.body).off("click touchstart", arguments.callee);                                            }                                    }); }, 0);                   }                    hideTimer && clearTimeout( hideTimer );                    showTimer && clearTimeout( showTimer );                    showTimer = setTimeout( function { var h = findRef( _this ); if( !h ){return} var windowTop = window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop || 0, hOffsetTop = $( h ).offset.top; if( !isTouchscreen && windowTop < hOffsetTop && windowTop + $(window).height > hOffsetTop + h.offsetHeight ) { $( h ).addClass("RTTarget"); return; }                           if(!tooltipNode){ tooltipNode = document.createElement("ul"); tooltipNode.className = "referencetooltip"; var c = tooltipNode.appendChild( $( h ).clone( true )[ 0 ] ); try { if( c.firstChild.nodeName != "A" ) { while( c.childNodes[1].nodeName == "A" && c.childNodes[1].getAttribute( "href" ).indexOf("#cite_ref-") !== -1 ) { do { c.removeChild( c.childNodes[1] ) } while ( c.childNodes[1].nodeValue == " " ); }                                           }                                    } catch (e) { mw.log(e) } c.removeChild( c.firstChild ); $( tooltipNode.firstChild.insertBefore( document.createElement( "span" ), tooltipNode.firstChild.firstChild ) ).addClass("RTsettings").attr("title", mw.msg( "RT-settings" )).click(function{                                           mw.loader.using(["jquery.cookie","jquery.ui.dialog"], openSettingsMenu);                                    }); tooltipNode.appendChild( document.createElement( "li" ) ); isTouchscreen || $(tooltipNode).on("mouseenter", show).on("mouseleave", hide); }                           show; var o = $(_this).offset, oH = tooltipNode.offsetHeight; $(tooltipNode).css({top: (o.top - oH)-20, left: o.left - 7 }); if( tooltipNode.offsetHeight > oH ) { // is it squished against the right side of the page? $(tooltipNode).css({left:'auto',right:0}); tooltipNode.lastChild.style.marginLeft = (o.left - tooltipNode.offsetLeft) + "px"; }                           if( checkFlip ) { if( o.top < tooltipNode.offsetHeight + ( window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop || 0 ) ) { // is part of it above the top of the screen? $(tooltipNode).addClass("RTflipped").css({top: o.top + 12}); } else if( tooltipNode.className === "referencetooltip RTflipped" ) { // cancel previous $(tooltipNode).removeClass("RTflipped"); }                                   checkFlip = false; }                   }, timerLength);            }            function onEndEvent{                    clearTimeout(showTimer); hide(this);            }            $(this).on( isTouchscreen ? { click: onStartEvent } : { mouseenter: onStartEvent, mouseleave: onEndEvent } );       } ); } } );