MediaWiki:Gadget-ReferenceTooltips.js

// See Reference Tooltips

window.pg || $(document).ready( function($) {

// Make sure we are in article, project, or help namespace if ( mw.config.get('wgCanonicalNamespace') === '' || mw.config.get('wgCanonicalNamespace') === 'Project' || mw.config.get('wgCanonicalNamespace') === 'Help' ) { function toggleRT(o){ mw.loader.using("mediawiki.cookie",function{                   mw.cookie.set("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("Enable Reference Tooltips").attr("href","javascript:(function{})").click(function{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.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 {                            var h = findRef( refLink );                            h && (h.style.border = "");                    }            }            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("Disable Reference Tooltips").button.click(function{toggleRT(0)}), $(" "),                                   $(" ").text("Once disabled, Reference Tooltips can be re-enabled using a link in the footer of the page."), $(" "),                                   $(" ").text("Delay before the tooltip appears (in milliseconds): ").append($(" ").attr({"type":"number","value":settings[1],step:50,min:0,max:5000})), $(" "),                                   $(" ").text("Tooltip is activated by:"), $(" ").append(                                           $(" ").attr({"type":"radio", "name":"RTActivate", "checked":settings[2]==0&&"checked", "disabled":"ontouchstart" in document.documentElement&&"disabled"}),                                            "hovering"                                    ), $(" ").append(                                           $(" ").attr({"type":"radio", "name":"RTActivate", "checked":settings[2]==1&&"checked"}),                                            "clicking"                                    ) ).submit(function(e){e.preventDefault}).dialog({modal:true,width:500,title:"Reference Tooltips options",buttons:{"Save settings":function{ var a = this.getElementsByTagName("input"), b = +a[0].value; mw.cookie.set("RTsettings","1|"+ (b > -1 && b < 5001 ? b : settings[1]) + (a[1].checked ? "|0" : "|1"), {path:"/",expires:90}); location.reload; }}});                   }            }            $(this)[ isTouchscreen ? 'click' : 'hover' ](function( e ){ var _this = this; 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);                    }                    showTimer && clearTimeout( showTimer ); showTimer = setTimeout( function {                           var h = findRef( _this );                            if( !h ){return};                            if( !isTouchscreen && ( window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop || 0 ) + $(window).height > $( h ).offset.top + h.offsetHeight ) {                                    h.style.border = "#080086 2px solid";                                    return;                            }                            if(!tooltipNode){                                    tooltipNode = document.createElement("ul");                                    tooltipNode.className = "referencetooltip";                                    var c = tooltipNode.appendChild( h.cloneNode( true ) );                                    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", "Tooltip settings").click(function{                                           mw.loader.using(["mediawiki.cookie","jquery.ui"], openSettingsMenu);                                    }); tooltipNode.appendChild( document.createElement( "li" ) ); isTouchscreen || $(tooltipNode).hover(show, hide); }                           show; var o = $(_this).offset, oH = tooltipNode.offsetHeight; $(tooltipNode).css({top: o.top - oH, 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);            }, isTouchscreen ? undefined : function{clearTimeout(showTimer); hide(this); } ); } );   }

} );