MediaWiki:Gadget-ReferenceTooltips.js

// See mw:Reference Tooltips // Source https://en.wikipedia.org/wiki/MediaWiki:Gadget-ReferenceTooltips.js

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

   // 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( $("<a>") .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 = $("<form>") .append( $("<button>").css("width","100%").text( mw.msg( "RT-disable", mw.user ) ).button().click(function(e){ e.preventDefault(); toggleRT(0); }), $("
"), $("").text( mw.msg( "RT-disablenote") ), $("

---

"),

                                   $("<label>").text( mw.msg( "RT-delay" ) ).append($("<input>").attr({"type":"number","value":settings[1],step:50,min:0,max:5000})),
                                   $("
"),
                                   $("").text( mw.msg( "RT-activationmethod", mw.user ) ),
                                   $("<label>").append(
                                           $("<input>").attr({"type":"radio", "name":"RTActivate", "checked":settings[2]==0&&"checked", "disabled":"ontouchstart" in document.documentElement&&"disabled"}),
                                           mw.msg( "RT-hovering", mw.user )
                                   ),
                                   $("<label>").append(
                                           $("<input>").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();
                           	}}]
                           });
                   }
           }
           $(this)[ isTouchscreen ? 'click' : 'hover' ](function( 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).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); } );

       } );
       
   }

} );