MediaWiki:Gadget-ReferenceTooltip.js

// Vedi [[mw:Reference Tooltips]] e [[:en:w:User:Yair_rand/ReferenceTooltips.js]]
// Adattato da [[:it:voy:Utente:Andyrom75]
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' || mw.config.get("wgCanonicalNamespace") === 'Draft' ) {
		mw.messages.set( {
			"RT-enable" : "Abilita i tooltip",
			"RT-disable" : "Disabilita i tooltip",
			"RT-disablenote" : "Una volta disabilitati, i tooltip delle note possono venire riabilitati grazie ad un link posto in fondo ad ogni pagina.",
			"RT-delay" : "Tempo prima dell'apparizione del tooltip (in millisecondi): ",
			"RT-activationmethod" : "I tooltip vengono attivati tramite:",
			"RT-hovering" : "sosta del puntatore sulla nota",
			"RT-clicking" : "click sulla nota",
			"RT-options" : "Reference Tooltips options",
			"RT-options-save" : "Salva le preferenze",
			"RT-settings" :"Preferenze",
			"RT-confirm-mouseloss" : "Sei sicuro di attivare i tooltip solo sostandoci sopra? Ciò renderà lo strumento inutile per chi è privo di un mouse."
		} );
		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 = $("#footer li").parent();
			}
			footer.append($("<li>").append(
				$("<a>")
					.text( mw.message( "RT-enable" ) )
					.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 = $("<form>")
								.append(
									$("<button>").css("width","100%").text( mw.msg( "RT-disable", mw.user ) ).button().click(function(){toggleRT(0)}),
									$("<br>"),
									$("<small>").text( mw.msg( "RT-disablenote") ),
									$("<hr>"),
									$("<label>").text( mw.msg( "RT-delay" ) ).append($("<input>").attr({"type":"number","value":settings[1],step:50,min:0,max:5000})),
									$("<br>"),
									$("<span>").text( mw.msg( "RT-activationmethod", mw.user ) ),
									$("<label>").append(
											$("<input>").attr({"type":"radio", "name":"RTActivate", "checked":settings[2]===0&&"checked"}),
											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;
									if( "ontouchstart" in document.documentElement && a[1].checked && !confirm( mw.msg( "RT-confirm-mouseloss", mw.user ) ) ) {
											return false;
									}
									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);
					}
					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", mw.msg( "RT-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); } );
		} );
	}
} );