// See [[mw:Reference Tooltips]]
// Source https://en.wikipedia.org/wiki/MediaWiki:Gadget-ReferenceTooltips.js
$( function () {
var settings, settingsString, $footer, enabled, delay, isTouchscreen, settingsMenu;
if ( window.pg ) {
return;
}
function toggleRT( enable ) {
mw.loader.using( 'mediawiki.cookie', function () {
mw.cookie.set( 'RTsettings', ( enable ? '1' : '0' ) + '|' + settings[ 1 ] + '|' + settings[ 2 ], { path: '/', expires: 90 } );
location.reload();
} );
}
// Make sure we are in article, project, or help namespace
if ( $.inArray( mw.config.get( 'wgCanonicalNamespace' ), [ '', 'Project', 'Help', 'User', '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'
} );
settingsString = document.cookie.split( 'RTsettings=' )[ 1 ];
if ( settingsString ) {
settings = settingsString.split( ';' )[ 0 ].split( '%7C' );
enabled = !!+settings[ 0 ];
delay = +settings[ 1 ];
isTouchscreen = !!+settings[ 2 ];
} else {
enabled = true;
delay = 200;
isTouchscreen = 'ontouchstart' in document.documentElement;
}
if ( !enabled ) {
$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', '' )
.on( 'click', function ( e ) {
e.preventDefault();
toggleRT( true );
} )
) );
return;
}
$( '.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()
.on( 'click', function ( e ) {
e.preventDefault();
toggleRT( false );
} ),
$( '<br>' ),
$( '<small>' ).text( mw.msg( 'RT-disablenote' ) ),
$( '<hr>' ),
$( '<label>' ).text( mw.msg( 'RT-delay' ) ).append( $( '<input>' ).attr( {
type: 'number',
value: delay,
step: 50,
min: 0,
max: 5000
} ) ),
$( '<br>' ),
$( '<span>' ).text( mw.msg( 'RT-activationmethod', mw.user ) ),
$( '<label>' ).append(
$( '<input>' ).attr( {
type: 'radio',
name: 'RTActivate',
checked: !isTouchscreen ? 'checked' : undefined,
disabled: 'ontouchstart' in document.documentElement ? 'disabled' : undefined
} ),
mw.msg( 'RT-hovering', mw.user )
),
$( '<label>' ).append(
$( '<input>' ).attr( {
type: 'radio',
name: 'RTActivate',
checked: isTouchscreen ? 'checked' : undefined
} ),
mw.msg( 'RT-clicking', mw.user )
)
)
.submit( function ( e ) { e.preventDefault(); } )
.dialog( {
modal: true,
width: 500,
title: mw.msg( 'RT-options' ),
buttons: [ {
text: mw.msg( 'RT-options-save', mw.user ),
click: function () {
var inputs = this.getElementsByTagName( 'input' ),
newDelay = +inputs[ 0 ].value;
mw.cookie.set( 'RTsettings',
'1|' +
( newDelay > -1 && newDelay < 5001 ? newDelay : delay ) +
'|' +
// hover/click
( inputs[ 1 ].checked ? '0' : '1' ),
{ path: '/', expires: 90 }
);
location.reload();
}
} ]
} );
}
}
function onStartEvent( e ) {
var onBodyClick, self = this;
if ( window.pg ) {
return;
}
if ( isTouchscreen ) {
e.preventDefault();
if ( !( tooltipNode && tooltipNode.parentNode === document.body ) ) {
onBodyClick = function ( e ) {
e = e || event;
e = e.target || e.srcElement;
for ( ; e && !$( e ).hasClass( 'referencetooltip' ); ) { e = e.parentNode; }
if ( !e ) {
clearTimeout( showTimer );
hide( self );
$( document.body ).off( 'click touchstart', onBodyClick );
}
};
setTimeout( function () {
$( document.body ).on( 'click touchstart', onBodyClick );
} );
}
}
if ( hideTimer ) { clearTimeout( hideTimer ); }
if ( showTimer ) { clearTimeout( showTimer ); }
showTimer = setTimeout( function () {
var windowTop, hOffsetTop, c, o, oH,
h = findRef( self );
if ( !h ) { return; }
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';
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 ( err ) { mw.log( err ); }
c.removeChild( c.firstChild );
$( tooltipNode.firstChild.insertBefore( document.createElement( 'span' ), tooltipNode.firstChild.firstChild ) ).addClass( 'RTsettings' )
.attr( 'title', mw.msg( 'RT-settings' ) )
.on( 'click', function () {
mw.loader.using( [ 'mediawiki.cookie', 'jquery.ui' ], openSettingsMenu );
} );
tooltipNode.appendChild( document.createElement( 'li' ) );
if ( !isTouchscreen ) {
$( tooltipNode ).on( 'mouseenter', show ).on( 'mouseleave', hide );
}
}
show();
o = $( self ).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;
}
}, isTouchscreen ? 0 : delay );
}
function onEndEvent() {
clearTimeout( showTimer ); hide( this );
}
$( this ).on( isTouchscreen ? { click: onStartEvent } : { mouseenter: onStartEvent, mouseleave: onEndEvent } );
} );
}
} );