MediaWiki:Gadget-ReferenceTooltips.js

/* Reference Tooltips by wp:User:Yair rand - CC-BY-SA, GPL*/

window.pg || $(document).ready( function($) {   // Make sure we are in article, project, help, or news namespaces    if ( $.inArray(mw.config.get('wgNamespaceNumber'), [ 0, 4, 12, 100] ) !== -1 ) {        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("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; 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("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"}), "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;                                    if( "ontouchstart" in document.documentElement && a[1].checked && !confirm("Are you sure you want to have the tooltip activated only by hovering? This will render the tool useless if you don't have a mouse.") ) {                                            return false;                                    }                                    $.cookie("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);                    }                    hideTimer && clearTimeout( hideTimer ); 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 ).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", "Tooltip settings").click(function{                                           mw.loader.using(["jquery.cookie","jquery.ui.dialog"], 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); } ) } );   } } );