diff --git a/src/wp-includes/class-wp-editor.php b/src/wp-includes/class-wp-editor.php
index ffcebc3d62..f25d886b7f 100644
--- a/src/wp-includes/class-wp-editor.php
+++ b/src/wp-includes/class-wp-editor.php
@@ -360,6 +360,7 @@ final class _WP_Editors {
'wordpress',
'wpautoresize',
'wpeditimage',
+ 'wpemoji',
'wpgallery',
'wplink',
'wpdialogs',
diff --git a/src/wp-includes/default-filters.php b/src/wp-includes/default-filters.php
index 14a48e5bfd..4c996bd003 100644
--- a/src/wp-includes/default-filters.php
+++ b/src/wp-includes/default-filters.php
@@ -160,15 +160,20 @@ add_filter( 'the_title_rss', 'strip_tags' );
add_filter( 'the_title_rss', 'ent2ncr', 8 );
add_filter( 'the_title_rss', 'esc_html' );
add_filter( 'the_content_rss', 'ent2ncr', 8 );
+add_filter( 'the_content_feed', 'feed_emoji' );
add_filter( 'the_excerpt_rss', 'convert_chars' );
add_filter( 'the_excerpt_rss', 'ent2ncr', 8 );
add_filter( 'comment_author_rss', 'ent2ncr', 8 );
add_filter( 'comment_text_rss', 'ent2ncr', 8 );
add_filter( 'comment_text_rss', 'esc_html' );
+add_filter( 'comment_text_rss', 'feed_emoji' );
add_filter( 'bloginfo_rss', 'ent2ncr', 8 );
add_filter( 'the_author', 'ent2ncr', 8 );
add_filter( 'the_guid', 'esc_url' );
+// Email filters
+add_filter( 'wp_mail', 'mail_emoji' );
+
// Misc filters
add_filter( 'option_ping_sites', 'privacy_ping_filter' );
add_filter( 'option_blog_charset', '_wp_specialchars' ); // IMPORTANT: This must not be wp_specialchars() or esc_html() or it'll cause an infinite loop
@@ -218,6 +223,7 @@ add_action( 'template_redirect', 'wp_shortlink_header', 11, 0 );
add_action( 'wp_print_footer_scripts', '_wp_footer_scripts' );
add_action( 'init', 'check_theme_switched', 99 );
add_action( 'after_switch_theme', '_wp_sidebars_changed' );
+add_action( 'wp_print_styles', 'print_emoji_styles' );
if ( isset( $_GET['replytocom'] ) )
add_action( 'wp_head', 'wp_no_robots' );
@@ -248,6 +254,7 @@ add_action( 'sanitize_comment_cookies', 'sanitize_comment_cookies'
add_action( 'admin_print_scripts', 'print_head_scripts', 20 );
add_action( 'admin_print_footer_scripts', '_wp_footer_scripts' );
add_action( 'admin_print_styles', 'print_admin_styles', 20 );
+add_action( 'admin_print_styles', 'print_emoji_styles' );
add_action( 'init', 'smilies_init', 5 );
add_action( 'plugins_loaded', 'wp_maybe_load_widgets', 0 );
add_action( 'plugins_loaded', 'wp_maybe_load_embeds', 0 );
diff --git a/src/wp-includes/feed.php b/src/wp-includes/feed.php
index 8638554146..feb135e000 100644
--- a/src/wp-includes/feed.php
+++ b/src/wp-includes/feed.php
@@ -649,3 +649,14 @@ function fetch_feed( $url ) {
return $feed;
}
+
+/**
+ * Convert emoji characters in a feed into static images.
+ *
+ * @param string $content The content to convert.
+ *
+ * @return The converted content.
+ */
+function feed_emoji( $content ) {
+ return wp_staticize_emoji( $content, true );
+}
diff --git a/src/wp-includes/formatting.php b/src/wp-includes/formatting.php
index 4b5a90d3dc..448dd931c5 100644
--- a/src/wp-includes/formatting.php
+++ b/src/wp-includes/formatting.php
@@ -2038,6 +2038,15 @@ function translate_smiley( $matches ) {
$smiley = trim( reset( $matches ) );
$img = $wpsmiliestrans[ $smiley ];
+ $matches = array();
+ $ext = preg_match( '/\.([^.]+)$/', $img, $matches ) ? strtolower( $matches[1] ) : false;
+ $image_exts = array( 'jpg', 'jpeg', 'jpe', 'gif', 'png' );
+
+ // Don't convert smilies that aren't images - they're probably emoji.
+ if ( ! in_array( $ext, $image_exts ) ) {
+ return $img;
+ }
+
/**
* Filter the Smiley image URL before it's used in the image element.
*
@@ -4015,3 +4024,155 @@ function wp_spaces_regexp() {
return $spaces;
}
+
+/**
+ * Print the important emoji-related styles.
+ *
+ * @since 4.2.0
+ */
+function print_emoji_styles() {
+?>
+
+ link.
+ *
+ * @since 4.2.0
+ *
+ * @param string $content The content to encode.
+ * @return string The encoded content.
+ */
+function wp_staticize_emoji( $content ) {
+ $content = wp_encode_emoji( $content );
+
+ if ( ! class_exists( 'DOMDocument' ) ) {
+ return $content;
+ }
+
+ /** This filter is documented in wp-includes/script-loader.php */
+ $cdn_url = apply_filters( 'emoji_url', '//s0.wp.com/wp-content/mu-plugins/emoji/twemoji/72x72/' );
+ /** This filter is documented in wp-includes/script-loader.php */
+ $ext = apply_filters( 'emoji_ext', '.png' );
+
+ $html = '' . $content . '';
+
+ $document = new DOMDocument;
+ if ( ! $document->loadHTML( $html ) ) {
+ return $content;
+ }
+
+ $xpath = new DOMXPath( $document );
+ $textnodes = $xpath->query( '//text()' );
+
+ foreach( $textnodes as $node ) {
+ $originalText = $text = wp_encode_emoji( $node->nodeValue );
+
+ $matches = array();
+ if ( preg_match_all( '/(DZ(e[6-9a-f]|f[0-9a-f]);){2}/', $text, $matches ) ) {
+ if ( ! empty( $matches[0] ) ) {
+ foreach ( $matches[0] as $flag ) {
+ $chars = str_replace( array( '&#x', ';'), '', $flag );
+
+ list( $char1, $char2 ) = str_split( $chars, 5 );
+ $entity = '
';
+
+ $text = str_replace( $flag, $entity, $text );
+ }
+ }
+ }
+
+ // Loosely match the Emoji Unicode range.
+ $regex = '/(&#x[2-3][0-9a-f]{3};| [1-6][0-9a-f]{2};)/';
+
+ $matches = array();
+ if ( preg_match_all( $regex, $text, $matches ) ) {
+ if ( ! empty( $matches[1] ) ) {
+ foreach ( $matches[1] as $emoji ) {
+ $char = str_replace( array( '&#x', ';'), '', $emoji );
+ $entity = '
';
+
+ $text = str_replace( $emoji, $entity, $text );
+ }
+ }
+ }
+
+ if ( $originalText !== $text ) {
+ $content = str_replace( $originalText, $text, $content );
+ }
+ }
+
+ return $content;
+}
+
+/**
+ * Convert emoji in emails into static images.
+ *
+ * @param array $mail The email data array.
+ *
+ * @return array The email data array, with emoji in the message staticized.
+ */
+function mail_emoji( $mail ) {
+ $mail['message'] = wp_staticize_emoji( $mail['message'], true );
+ return $mail;
+}
diff --git a/src/wp-includes/functions.php b/src/wp-includes/functions.php
index 41791996fd..9c24d0b34d 100644
--- a/src/wp-includes/functions.php
+++ b/src/wp-includes/functions.php
@@ -2945,51 +2945,51 @@ function smilies_init() {
if ( !isset( $wpsmiliestrans ) ) {
$wpsmiliestrans = array(
- ':mrgreen:' => 'icon_mrgreen.gif',
- ':neutral:' => 'icon_neutral.gif',
- ':twisted:' => 'icon_twisted.gif',
- ':arrow:' => 'icon_arrow.gif',
- ':shock:' => 'icon_eek.gif',
- ':smile:' => 'icon_smile.gif',
- ':???:' => 'icon_confused.gif',
- ':cool:' => 'icon_cool.gif',
- ':evil:' => 'icon_evil.gif',
- ':grin:' => 'icon_biggrin.gif',
- ':idea:' => 'icon_idea.gif',
- ':oops:' => 'icon_redface.gif',
- ':razz:' => 'icon_razz.gif',
- ':roll:' => 'icon_rolleyes.gif',
- ':wink:' => 'icon_wink.gif',
- ':cry:' => 'icon_cry.gif',
- ':eek:' => 'icon_surprised.gif',
- ':lol:' => 'icon_lol.gif',
- ':mad:' => 'icon_mad.gif',
- ':sad:' => 'icon_sad.gif',
- '8-)' => 'icon_cool.gif',
- '8-O' => 'icon_eek.gif',
- ':-(' => 'icon_sad.gif',
- ':-)' => 'icon_smile.gif',
- ':-?' => 'icon_confused.gif',
- ':-D' => 'icon_biggrin.gif',
- ':-P' => 'icon_razz.gif',
- ':-o' => 'icon_surprised.gif',
- ':-x' => 'icon_mad.gif',
- ':-|' => 'icon_neutral.gif',
- ';-)' => 'icon_wink.gif',
+ ':mrgreen:' => 'mrgreen.png',
+ ':neutral:' => "\xf0\x9f\x98\x90",
+ ':twisted:' => "\xf0\x9f\x98\x88",
+ ':arrow:' => "\xe2\x9e\xa1",
+ ':shock:' => "\xf0\x9f\x98\xaf",
+ ':smile:' => 'simple-smile.png',
+ ':???:' => "\xf0\x9f\x98\xaf",
+ ':cool:' => "\xf0\x9f\x98\x8e",
+ ':evil:' => "\xf0\x9f\x91\xbf",
+ ':grin:' => "\xf0\x9f\x98\x84",
+ ':idea:' => "\xf0\x9f\x92\xa1",
+ ':oops:' => "\xf0\x9f\x98\xb3",
+ ':razz:' => "\xf0\x9f\x98\x9b",
+ ':roll:' => 'rolleyes.png',
+ ':wink:' => "\xf0\x9f\x98\x89",
+ ':cry:' => "\xf0\x9f\x98\xa5",
+ ':eek:' => "\xf0\x9f\x98\xaf",
+ ':lol:' => "\xf0\x9f\x98\x84",
+ ':mad:' => "\xf0\x9f\x98\xa1",
+ ':sad:' => "\xf0\x9f\x98\xa6",
+ '8-)' => "\xf0\x9f\x98\x8e",
+ '8-O' => "\xf0\x9f\x98\xaf",
+ ':-(' => "\xf0\x9f\x98\xa6",
+ ':-)' => 'simple-smile.png',
+ ':-?' => "\xf0\x9f\x98\xaf",
+ ':-D' => "\xf0\x9f\x98\x84",
+ ':-P' => "\xf0\x9f\x98\x9b",
+ ':-o' => "\xf0\x9f\x98\xaf",
+ ':-x' => "\xf0\x9f\x98\xa1",
+ ':-|' => "\xf0\x9f\x98\x90",
+ ';-)' => "\xf0\x9f\x98\x89",
// This one transformation breaks regular text with frequency.
- // '8)' => 'icon_cool.gif',
- '8O' => 'icon_eek.gif',
- ':(' => 'icon_sad.gif',
- ':)' => 'icon_smile.gif',
- ':?' => 'icon_confused.gif',
- ':D' => 'icon_biggrin.gif',
- ':P' => 'icon_razz.gif',
- ':o' => 'icon_surprised.gif',
- ':x' => 'icon_mad.gif',
- ':|' => 'icon_neutral.gif',
- ';)' => 'icon_wink.gif',
- ':!:' => 'icon_exclaim.gif',
- ':?:' => 'icon_question.gif',
+ // '8)' => "\xf0\x9f\x98\x8e",
+ '8O' => "\xf0\x9f\x98\xaf",
+ ':(' => "\xf0\x9f\x98\xa6",
+ ':)' => 'simple-smile.png',
+ ':?' => "\xf0\x9f\x98\xaf",
+ ':D' => "\xf0\x9f\x98\x84",
+ ':P' => "\xf0\x9f\x98\x9b",
+ ':o' => "\xf0\x9f\x98\xaf",
+ ':x' => "\xf0\x9f\x98\xa1",
+ ':|' => "\xf0\x9f\x98\x90",
+ ';)' => "\xf0\x9f\x98\x89",
+ ':!:' => "\xe2\x9d\x97",
+ ':?:' => "\xe2\x9d\x93",
);
}
diff --git a/src/wp-includes/js/emoji.js b/src/wp-includes/js/emoji.js
new file mode 100755
index 0000000000..a99f4a7864
--- /dev/null
+++ b/src/wp-includes/js/emoji.js
@@ -0,0 +1,201 @@
+/* global EmojiSettings, twemoji */
+var WPEmoji;
+
+(function() {
+ WPEmoji = {
+ /**
+ * The CDN URL for where emoji files are hosted.
+ *
+ * @since 4.2.0
+ *
+ * @var string
+ */
+ base_url: '//s0.wp.com/wp-content/mu-plugins/emoji/twemoji/72x72',
+
+ /**
+ * The extension of the hosted emoji files.
+ *
+ * @since 4.2.0
+ *
+ * @var string
+ */
+ ext: '.png',
+
+ /**
+ * Flag to determine if we should parse all emoji characters into Twemoji images.
+ *
+ * @since 4.2.0
+ *
+ * @var bool
+ */
+ parseAllEmoji: false,
+
+ /**
+ * Flag to determine if we should consider parsing emoji characters into Twemoji images.
+ *
+ * @since 4.2.0
+ *
+ * @var bool
+ */
+ parseEmoji: false,
+
+ /**
+ * Flag to determine if we should parse flag characters into Twemoji images.
+ *
+ * @since 4.2.0
+ *
+ * @var bool
+ */
+ parseFlags: false,
+
+ /**
+ * Initialize our emoji support, and set up listeners.
+ *
+ * @since 4.2.0
+ */
+ init: function() {
+ if ( typeof EmojiSettings !== 'undefined' ) {
+ this.base_url = EmojiSettings.base_url || this.base_url;
+ this.ext = EmojiSettings.ext || this.ext;
+ }
+
+ WPEmoji.parseAllEmoji = ! WPEmoji.browserSupportsEmoji();
+ WPEmoji.parseFlags = ! WPEmoji.browserSupportsFlagEmoji();
+ WPEmoji.parseEmoji = WPEmoji.parseAllEmoji || WPEmoji.parseFlags;
+
+ if ( ! WPEmoji.parseEmoji ) {
+ return;
+ }
+ },
+
+ /**
+ * Runs when the document load event is fired, so we can do our first parse of the page.
+ *
+ * @since 4.2.0
+ */
+ load: function() {
+ WPEmoji.parse( document.body );
+ },
+
+ /**
+ * Detect if the browser supports rendering emoji.
+ *
+ * @since 4.2.0
+ *
+ * @return {bool} True if the browser can render emoji, false if it cannot.
+ */
+ browserSupportsEmoji: function() {
+ var context, smile;
+
+ if ( ! document.createElement( 'canvas' ).getContext ) {
+ return;
+ }
+
+ context = document.createElement( 'canvas' ).getContext( '2d' );
+ if ( typeof context.fillText != 'function' ) {
+ return;
+ }
+
+ smile = String.fromCharCode( 55357 ) + String.fromCharCode( 56835 );
+
+ /*
+ * Chrome 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';
+ context.fillText( smile, 0, 0 );
+
+ return context.getImageData( 16, 16, 1, 1 ).data[0] !== 0;
+ },
+
+ /**
+ * Detect if the browser supports rendering flag emoji. Flag emoji are a single glyph
+ * made of two characters, so some browsers (notably, Firefox OS X) don't support them.
+ *
+ * @since 4.2.0
+ * @return {bool} True if the browser renders flag characters as a flag glyph, false if it does not.
+ */
+ browserSupportsFlagEmoji: function() {
+ var context, flag, canvas;
+
+ canvas = document.createElement( 'canvas' );
+
+ if ( ! canvas.getContext ) {
+ return;
+ }
+
+ context = canvas.getContext( '2d' );
+
+ if ( typeof context.fillText != 'function' ) {
+ return;
+ }
+
+ flag = String.fromCharCode(55356) + String.fromCharCode(56812); // [G]
+ flag += String.fromCharCode(55356) + String.fromCharCode(56807); // [B]
+
+ context.textBaseline = 'top';
+ context.font = '32px Arial';
+ context.fillText( flag, 0, 0 );
+
+ /*
+ * This works because the image will be one of three things:
+ * - Two empty squares, if the browser doen't render emoji
+ * - Two squares with 'G' and 'B' in them, if the browser doen't render flag emoji
+ * - The British flag
+ *
+ * The first two will encode to small images (1-2KB data URLs), the third will encode
+ * to a larger image (4-5KB data URL).
+ */
+ return canvas.toDataURL().length > 3000;
+
+ },
+
+ /**
+ * Given a DOM node, parse any emoji characters into Twemoji images.
+ *
+ * @since 4.2.0
+ *
+ * @param {Element} element The DOM node to parse.
+ */
+ parse: function( element ) {
+ if ( ! WPEmoji.parseEmoji ) {
+ return;
+ }
+
+ return twemoji.parse( element, {
+ base: this.base_url,
+ ext: this.ext,
+ callback: function( icon, options ) {
+ // Ignore some standard characters that TinyMCE recommends in its character map.
+ switch ( icon ) {
+ case 'a9':
+ case 'ae':
+ case '2122':
+ case '2194':
+ case '2660':
+ case '2663':
+ case '2665':
+ case '2666':
+ return false;
+ }
+
+ if ( WPEmoji.parseFlags && ! WPEmoji.parseAllEmoji && ! icon.match( /^1f1(e[6-9a-f]|f[1-9a-f])-1f1(e[6-9a-f]|f[1-9a-f])$/ ) ) {
+ return false;
+ }
+
+ return ''.concat( options.base, '/', icon, options.ext );
+ }
+ } );
+ }
+ };
+
+ if ( window.addEventListener ) {
+ window.addEventListener( 'load', WPEmoji.load, false );
+ } else if ( window.attachEvent ) {
+ window.attachEvent( 'onload', WPEmoji.load );
+ }
+
+ WPEmoji.init();
+})();
diff --git a/src/wp-includes/js/tinymce/plugins/wpemoji/css/editor.css b/src/wp-includes/js/tinymce/plugins/wpemoji/css/editor.css
new file mode 100755
index 0000000000..9d96569122
--- /dev/null
+++ b/src/wp-includes/js/tinymce/plugins/wpemoji/css/editor.css
@@ -0,0 +1,15 @@
+.emoji-wrapper,
+.emoji-spacer {
+ -moz-user-select: none;
+ -webkit-user-select: none;
+ -ms-user-select: none;
+ user-select: none;
+}
+img.emoji {
+ height: 1em;
+ width: 1em;
+ margin: 0 .05em 0 .1em;
+ vertical-align: -0.1em;
+ border: none;
+ padding: 0;
+}
diff --git a/src/wp-includes/js/tinymce/plugins/wpemoji/css/rtl/editor-rtl.css b/src/wp-includes/js/tinymce/plugins/wpemoji/css/rtl/editor-rtl.css
new file mode 100755
index 0000000000..f2a5b512ea
--- /dev/null
+++ b/src/wp-includes/js/tinymce/plugins/wpemoji/css/rtl/editor-rtl.css
@@ -0,0 +1,17 @@
+/* This file was automatically generated on Nov 19 2014 05:08:11 */
+
+.emoji-wrapper,
+.emoji-spacer {
+ -moz-user-select: none;
+ -webkit-user-select: none;
+ -ms-user-select: none;
+ user-select: none;
+}
+img.emoji {
+ height: 1em;
+ width: 1em;
+ margin: 0 .1em 0 .05em;
+ vertical-align: -0.1em;
+ border: none;
+ padding: 0;
+}
diff --git a/src/wp-includes/js/tinymce/plugins/wpemoji/plugin.js b/src/wp-includes/js/tinymce/plugins/wpemoji/plugin.js
new file mode 100755
index 0000000000..e692030038
--- /dev/null
+++ b/src/wp-includes/js/tinymce/plugins/wpemoji/plugin.js
@@ -0,0 +1,64 @@
+( function( tinymce, WPEmoji ) {
+ tinymce.PluginManager.add( 'wpemoji', function( editor, url ) {
+ var typing;
+
+ if ( ! WPEmoji.parseEmoji ) {
+ return;
+ }
+
+ // Loads stylesheet for custom styles within the editor
+ editor.on( 'init', function() {
+ var cssId = editor.dom.uniqueId();
+ var linkElm = editor.dom.create( 'link', {
+ id: cssId,
+ rel: 'stylesheet',
+ href: url + '/css/editor.css'
+ });
+ editor.getDoc().getElementsByTagName( 'head' )[0].appendChild( linkElm );
+ } );
+
+ editor.on( 'keydown keyup', function( event ) {
+ typing = event.type === 'keydown';
+ } );
+
+ editor.on( 'input setcontent', function() {
+ var selection, node, bookmark, imgs;
+
+ if ( typing ) {
+ return;
+ }
+
+ selection = editor.selection;
+ node = selection.getNode();
+ bookmark = selection.getBookmark();
+
+ WPEmoji.parse( node );
+
+ imgs = editor.dom.select( 'img.emoji', node );
+
+ tinymce.each( imgs, function( elem ) {
+ if ( ! elem.getAttribute( 'data-wp-emoji' ) ) {
+ elem.setAttribute( 'data-mce-resize', 'false' );
+ elem.setAttribute( 'data-mce-placeholder', '1' );
+ elem.setAttribute( 'data-wp-emoji', elem.alt );
+ }
+ } );
+
+ selection.moveToBookmark( bookmark );
+ } );
+
+ editor.on( 'postprocess', function( event ) {
+ if ( event.content ) {
+ event.content = event.content.replace( /]+data-wp-emoji="([^"]+)"[^>]*>/g, function( match, emoji ) {
+ return emoji;
+ } );
+ }
+ } );
+
+ editor.on( 'resolvename', function( event ) {
+ if ( event.target.nodeName === 'IMG' && editor.dom.getAttrib( event.target, 'data-wp-emoji' ) ) {
+ event.preventDefault();
+ }
+ } );
+ } );
+} )( window.tinymce, window.WPEmoji );
diff --git a/src/wp-includes/js/twemoji.js b/src/wp-includes/js/twemoji.js
new file mode 100755
index 0000000000..a985f1e098
--- /dev/null
+++ b/src/wp-includes/js/twemoji.js
@@ -0,0 +1,519 @@
+/*jslint indent: 2, browser: true, bitwise: true, plusplus: true */
+var twemoji;
+twemoji = (function (
+ /*! Copyright Twitter Inc. and other contributors. Licensed under MIT *//*
+ https://github.com/twitter/twemoji/blob/gh-pages/LICENSE
+ */
+
+ // WARNING: this file is generated automatically via
+ // `node twemoji-generator.js`
+ // please update its `createTwemoji` function
+ // at the bottom of the same file instead.
+
+) {
+ 'use strict';
+
+ /*jshint maxparams:4 */
+
+ var
+ // the exported module object
+ twemoji = {
+
+
+ /////////////////////////
+ // properties //
+ /////////////////////////
+
+ // default assets url, by default will be Twitter Inc. CDN
+ base: (location.protocol === 'https:' ? 'https:' : 'http:') +
+ '//twemoji.maxcdn.com/',
+
+ // default assets file extensions, by default '.png'
+ ext: '.png',
+
+ // default assets/folder size, by default "36x36"
+ // available via Twitter CDN: 16, 36, 72
+ size: '36x36',
+
+ // default class name, by default 'emoji'
+ className: 'emoji',
+
+ // basic utilities / helpers to convert code points
+ // to JavaScript surrogates and vice versa
+ convert: {
+
+ /**
+ * Given an HEX codepoint, returns UTF16 surrogate pairs.
+ *
+ * @param string generic codepoint, i.e. '1F4A9'
+ * @return string codepoint transformed into utf16 surrogates pair,
+ * i.e. \uD83D\uDCA9
+ *
+ * @example
+ * twemoji.convert.fromCodePoint('1f1e8');
+ * // "\ud83c\udde8"
+ *
+ * '1f1e8-1f1f3'.split('-').map(twemoji.convert.fromCodePoint).join('')
+ * // "\ud83c\udde8\ud83c\uddf3"
+ */
+ fromCodePoint: fromCodePoint,
+
+ /**
+ * Given UTF16 surrogate pairs, returns the equivalent HEX codepoint.
+ *
+ * @param string generic utf16 surrogates pair, i.e. \uD83D\uDCA9
+ * @param string optional separator for double code points, default='-'
+ * @return string utf16 transformed into codepoint, i.e. '1F4A9'
+ *
+ * @example
+ * twemoji.convert.toCodePoint('\ud83c\udde8\ud83c\uddf3');
+ * // "1f1e8-1f1f3"
+ *
+ * twemoji.convert.toCodePoint('\ud83c\udde8\ud83c\uddf3', '~');
+ * // "1f1e8~1f1f3"
+ */
+ toCodePoint: toCodePoint
+ },
+
+
+ /////////////////////////
+ // methods //
+ /////////////////////////
+
+ /**
+ * User first: used to remove missing images
+ * preserving the original text intent when
+ * a fallback for network problems is desired.
+ * Automatically added to Image nodes via DOM
+ * It could be recycled for string operations via:
+ * $('img.emoji').on('error', twemoji.onerror)
+ */
+ onerror: function onerror() {
+ if (this.parentNode) {
+ this.parentNode.replaceChild(createText(this.alt), this);
+ }
+ },
+
+ /**
+ * Main method/logic to generate either ![]()
tags or HTMLImage nodes.
+ * "emojify" a generic text or DOM Element.
+ *
+ * @overloads
+ *
+ * String replacement for `innerHTML` or server side operations
+ * twemoji.parse(string);
+ * twemoji.parse(string, Function);
+ * twemoji.parse(string, Object);
+ *
+ * HTMLElement tree parsing for safer operations over existing DOM
+ * twemoji.parse(HTMLElement);
+ * twemoji.parse(HTMLElement, Function);
+ * twemoji.parse(HTMLElement, Object);
+ *
+ * @param string|HTMLElement the source to parse and enrich with emoji.
+ *
+ * string replace emoji matches with ![]()
tags.
+ * Mainly used to inject emoji via `innerHTML`
+ * It does **not** parse the string or validate it,
+ * it simply replaces found emoji with a tag.
+ * NOTE: be sure this won't affect security.
+ *
+ * HTMLElement walk through the DOM tree and find emoji
+ * that are inside **text node only** (nodeType === 3)
+ * Mainly used to put emoji in already generated DOM
+ * without compromising surrounding nodes and
+ * **avoiding** the usage of `innerHTML`.
+ * NOTE: Using DOM elements instead of strings should
+ * improve security without compromising too much
+ * performance compared with a less safe `innerHTML`.
+ *
+ * @param Function|Object [optional]
+ * either the callback that will be invoked or an object
+ * with all properties to use per each found emoji.
+ *
+ * Function if specified, this will be invoked per each emoji
+ * that has been found through the RegExp except
+ * those follwed by the invariant \uFE0E ("as text").
+ * Once invoked, parameters will be:
+ *
+ * codePoint:string the lower case HEX code point
+ * i.e. "1f4a9"
+ *
+ * options:Object all info for this parsing operation
+ *
+ * variant:char the optional \uFE0F ("as image")
+ * variant, in case this info
+ * is anyhow meaningful.
+ * By default this is ignored.
+ *
+ * If such callback will return a falsy value instead
+ * of a valid `src` to use for the image, nothing will
+ * actually change for that specific emoji.
+ *
+ *
+ * Object if specified, an object containing the following properties
+ *
+ * callback Function the callback to invoke per each found emoji.
+ * base string the base url, by default twemoji.base
+ * ext string the image extension, by default twemoji.ext
+ * size string the assets size, by default twemoji.size
+ *
+ * @example
+ *
+ * twemoji.parse("I \u2764\uFE0F emoji!");
+ * // I 
emoji!
+ *
+ *
+ * twemoji.parse("I \u2764\uFE0F emoji!", function(icon, options, variant) {
+ * return '/assets/' + icon + '.gif';
+ * });
+ * // I emoji!
+ *
+ *
+ * twemoji.parse("I \u2764\uFE0F emoji!", {
+ * size: 72,
+ * callback: function(icon, options, variant) {
+ * return '/assets/' + options.size + '/' + icon + options.ext;
+ * }
+ * });
+ * // I 
emoji!
+ *
+ */
+ parse: parse,
+
+ /**
+ * Given a string, invokes the callback argument
+ * per each emoji found in such string.
+ * This is the most raw version used by
+ * the .parse(string) method itself.
+ *
+ * @param string generic string to parse
+ * @param Function a generic callback that will be
+ * invoked to replace the content.
+ * This calback wil receive standard
+ * String.prototype.replace(str, callback)
+ * arguments such:
+ * callback(
+ * match, // the emoji match
+ * icon, // the emoji text (same as text)
+ * variant // either '\uFE0E' or '\uFE0F', if present
+ * );
+ *
+ * and others commonly received via replace.
+ *
+ * NOTE: When the variant \uFE0E is found, remember this is an explicit intent
+ * from the user: the emoji should **not** be replaced with an image.
+ * In \uFE0F case one, it's the opposite, it should be graphic.
+ * This utility convetion is that only \uFE0E are not translated into images.
+ */
+ replace: replace,
+
+ /**
+ * Simplify string tests against emoji.
+ *
+ * @param string some text that might contain emoji
+ * @return boolean true if any emoji was found, false otherwise.
+ *
+ * @example
+ *
+ * if (twemoji.test(someContent)) {
+ * console.log("emoji All The Things!");
+ * }
+ */
+ test: test
+ },
+
+ // RegExp based on emoji's official Unicode standards
+ // http://www.unicode.org/Public/UNIDATA/EmojiSources.txt
+ re = /((?:\ud83c\udde8\ud83c\uddf3|\ud83c\uddfa\ud83c\uddf8|\ud83c\uddf7\ud83c\uddfa|\ud83c\uddf0\ud83c\uddf7|\ud83c\uddef\ud83c\uddf5|\ud83c\uddee\ud83c\uddf9|\ud83c\uddec\ud83c\udde7|\ud83c\uddeb\ud83c\uddf7|\ud83c\uddea\ud83c\uddf8|\ud83c\udde9\ud83c\uddea|\u0039\ufe0f?\u20e3|\u0038\ufe0f?\u20e3|\u0037\ufe0f?\u20e3|\u0036\ufe0f?\u20e3|\u0035\ufe0f?\u20e3|\u0034\ufe0f?\u20e3|\u0033\ufe0f?\u20e3|\u0032\ufe0f?\u20e3|\u0031\ufe0f?\u20e3|\u0030\ufe0f?\u20e3|\u0023\ufe0f?\u20e3|\ud83d\udeb3|\ud83d\udeb1|\ud83d\udeb0|\ud83d\udeaf|\ud83d\udeae|\ud83d\udea6|\ud83d\udea3|\ud83d\udea1|\ud83d\udea0|\ud83d\ude9f|\ud83d\ude9e|\ud83d\ude9d|\ud83d\ude9c|\ud83d\ude9b|\ud83d\ude98|\ud83d\ude96|\ud83d\ude94|\ud83d\ude90|\ud83d\ude8e|\ud83d\ude8d|\ud83d\ude8b|\ud83d\ude8a|\ud83d\ude88|\ud83d\ude86|\ud83d\ude82|\ud83d\ude81|\ud83d\ude36|\ud83d\ude34|\ud83d\ude2f|\ud83d\ude2e|\ud83d\ude2c|\ud83d\ude27|\ud83d\ude26|\ud83d\ude1f|\ud83d\ude1b|\ud83d\ude19|\ud83d\ude17|\ud83d\ude15|\ud83d\ude11|\ud83d\ude10|\ud83d\ude0e|\ud83d\ude08|\ud83d\ude07|\ud83d\ude00|\ud83d\udd67|\ud83d\udd66|\ud83d\udd65|\ud83d\udd64|\ud83d\udd63|\ud83d\udd62|\ud83d\udd61|\ud83d\udd60|\ud83d\udd5f|\ud83d\udd5e|\ud83d\udd5d|\ud83d\udd5c|\ud83d\udd2d|\ud83d\udd2c|\ud83d\udd15|\ud83d\udd09|\ud83d\udd08|\ud83d\udd07|\ud83d\udd06|\ud83d\udd05|\ud83d\udd04|\ud83d\udd02|\ud83d\udd01|\ud83d\udd00|\ud83d\udcf5|\ud83d\udcef|\ud83d\udced|\ud83d\udcec|\ud83d\udcb7|\ud83d\udcb6|\ud83d\udcad|\ud83d\udc6d|\ud83d\udc6c|\ud83d\udc65|\ud83d\udc2a|\ud83d\udc16|\ud83d\udc15|\ud83d\udc13|\ud83d\udc10|\ud83d\udc0f|\ud83d\udc0b|\ud83d\udc0a|\ud83d\udc09|\ud83d\udc08|\ud83d\udc07|\ud83d\udc06|\ud83d\udc05|\ud83d\udc04|\ud83d\udc03|\ud83d\udc02|\ud83d\udc01|\ud83d\udc00|\ud83c\udfe4|\ud83c\udfc9|\ud83c\udfc7|\ud83c\udf7c|\ud83c\udf50|\ud83c\udf4b|\ud83c\udf33|\ud83c\udf32|\ud83c\udf1e|\ud83c\udf1d|\ud83c\udf1c|\ud83c\udf1a|\ud83c\udf18|\ud83c\udccf|\ud83c\udd70|\ud83c\udd71|\ud83c\udd7e|\ud83c\udd8e|\ud83c\udd91|\ud83c\udd92|\ud83c\udd93|\ud83c\udd94|\ud83c\udd95|\ud83c\udd96|\ud83c\udd97|\ud83c\udd98|\ud83c\udd99|\ud83c\udd9a|\ud83d\udc77|\ud83d\udec5|\ud83d\udec4|\ud83d\udec3|\ud83d\udec2|\ud83d\udec1|\ud83d\udebf|\ud83d\udeb8|\ud83d\udeb7|\ud83d\udeb5|\ud83c\ude01|\ud83c\ude02|\ud83c\ude32|\ud83c\ude33|\ud83c\ude34|\ud83c\ude35|\ud83c\ude36|\ud83c\ude37|\ud83c\ude38|\ud83c\ude39|\ud83c\ude3a|\ud83c\ude50|\ud83c\ude51|\ud83c\udf00|\ud83c\udf01|\ud83c\udf02|\ud83c\udf03|\ud83c\udf04|\ud83c\udf05|\ud83c\udf06|\ud83c\udf07|\ud83c\udf08|\ud83c\udf09|\ud83c\udf0a|\ud83c\udf0b|\ud83c\udf0c|\ud83c\udf0f|\ud83c\udf11|\ud83c\udf13|\ud83c\udf14|\ud83c\udf15|\ud83c\udf19|\ud83c\udf1b|\ud83c\udf1f|\ud83c\udf20|\ud83c\udf30|\ud83c\udf31|\ud83c\udf34|\ud83c\udf35|\ud83c\udf37|\ud83c\udf38|\ud83c\udf39|\ud83c\udf3a|\ud83c\udf3b|\ud83c\udf3c|\ud83c\udf3d|\ud83c\udf3e|\ud83c\udf3f|\ud83c\udf40|\ud83c\udf41|\ud83c\udf42|\ud83c\udf43|\ud83c\udf44|\ud83c\udf45|\ud83c\udf46|\ud83c\udf47|\ud83c\udf48|\ud83c\udf49|\ud83c\udf4a|\ud83c\udf4c|\ud83c\udf4d|\ud83c\udf4e|\ud83c\udf4f|\ud83c\udf51|\ud83c\udf52|\ud83c\udf53|\ud83c\udf54|\ud83c\udf55|\ud83c\udf56|\ud83c\udf57|\ud83c\udf58|\ud83c\udf59|\ud83c\udf5a|\ud83c\udf5b|\ud83c\udf5c|\ud83c\udf5d|\ud83c\udf5e|\ud83c\udf5f|\ud83c\udf60|\ud83c\udf61|\ud83c\udf62|\ud83c\udf63|\ud83c\udf64|\ud83c\udf65|\ud83c\udf66|\ud83c\udf67|\ud83c\udf68|\ud83c\udf69|\ud83c\udf6a|\ud83c\udf6b|\ud83c\udf6c|\ud83c\udf6d|\ud83c\udf6e|\ud83c\udf6f|\ud83c\udf70|\ud83c\udf71|\ud83c\udf72|\ud83c\udf73|\ud83c\udf74|\ud83c\udf75|\ud83c\udf76|\ud83c\udf77|\ud83c\udf78|\ud83c\udf79|\ud83c\udf7a|\ud83c\udf7b|\ud83c\udf80|\ud83c\udf81|\ud83c\udf82|\ud83c\udf83|\ud83c\udf84|\ud83c\udf85|\ud83c\udf86|\ud83c\udf87|\ud83c\udf88|\ud83c\udf89|\ud83c\udf8a|\ud83c\udf8b|\ud83c\udf8c|\ud83c\udf8d|\ud83c\udf8e|\ud83c\udf8f|\ud83c\udf90|\ud83c\udf91|\ud83c\udf92|\ud83c\udf93|\ud83c\udfa0|\ud83c\udfa1|\ud83c\udfa2|\ud83c\udfa3|\ud83c\udfa4|\ud83c\udfa5|\ud83c\udfa6|\ud83c\udfa7|\ud83c\udfa8|\ud83c\udfa9|\ud83c\udfaa|\ud83c\udfab|\ud83c\udfac|\ud83c\udfad|\ud83c\udfae|\ud83c\udfaf|\ud83c\udfb0|\ud83c\udfb1|\ud83c\udfb2|\ud83c\udfb3|\ud83c\udfb4|\ud83c\udfb5|\ud83c\udfb6|\ud83c\udfb7|\ud83c\udfb8|\ud83c\udfb9|\ud83c\udfba|\ud83c\udfbb|\ud83c\udfbc|\ud83c\udfbd|\ud83c\udfbe|\ud83c\udfbf|\ud83c\udfc0|\ud83c\udfc1|\ud83c\udfc2|\ud83c\udfc3|\ud83c\udfc4|\ud83c\udfc6|\ud83c\udfc8|\ud83c\udfca|\ud83c\udfe0|\ud83c\udfe1|\ud83c\udfe2|\ud83c\udfe3|\ud83c\udfe5|\ud83c\udfe6|\ud83c\udfe7|\ud83c\udfe8|\ud83c\udfe9|\ud83c\udfea|\ud83c\udfeb|\ud83c\udfec|\ud83c\udfed|\ud83c\udfee|\ud83c\udfef|\ud83c\udff0|\ud83d\udc0c|\ud83d\udc0d|\ud83d\udc0e|\ud83d\udc11|\ud83d\udc12|\ud83d\udc14|\ud83d\udc17|\ud83d\udc18|\ud83d\udc19|\ud83d\udc1a|\ud83d\udc1b|\ud83d\udc1c|\ud83d\udc1d|\ud83d\udc1e|\ud83d\udc1f|\ud83d\udc20|\ud83d\udc21|\ud83d\udc22|\ud83d\udc23|\ud83d\udc24|\ud83d\udc25|\ud83d\udc26|\ud83d\udc27|\ud83d\udc28|\ud83d\udc29|\ud83d\udc2b|\ud83d\udc2c|\ud83d\udc2d|\ud83d\udc2e|\ud83d\udc2f|\ud83d\udc30|\ud83d\udc31|\ud83d\udc32|\ud83d\udc33|\ud83d\udc34|\ud83d\udc35|\ud83d\udc36|\ud83d\udc37|\ud83d\udc38|\ud83d\udc39|\ud83d\udc3a|\ud83d\udc3b|\ud83d\udc3c|\ud83d\udc3d|\ud83d\udc3e|\ud83d\udc40|\ud83d\udc42|\ud83d\udc43|\ud83d\udc44|\ud83d\udc45|\ud83d\udc46|\ud83d\udc47|\ud83d\udc48|\ud83d\udc49|\ud83d\udc4a|\ud83d\udc4b|\ud83d\udc4c|\ud83d\udc4d|\ud83d\udc4e|\ud83d\udc4f|\ud83d\udc50|\ud83d\udc51|\ud83d\udc52|\ud83d\udc53|\ud83d\udc54|\ud83d\udc55|\ud83d\udc56|\ud83d\udc57|\ud83d\udc58|\ud83d\udc59|\ud83d\udc5a|\ud83d\udc5b|\ud83d\udc5c|\ud83d\udc5d|\ud83d\udc5e|\ud83d\udc5f|\ud83d\udc60|\ud83d\udc61|\ud83d\udc62|\ud83d\udc63|\ud83d\udc64|\ud83d\udc66|\ud83d\udc67|\ud83d\udc68|\ud83d\udc69|\ud83d\udc6a|\ud83d\udc6b|\ud83d\udc6e|\ud83d\udc6f|\ud83d\udc70|\ud83d\udc71|\ud83d\udc72|\ud83d\udc73|\ud83d\udc74|\ud83d\udc75|\ud83d\udc76|\ud83d\udeb4|\ud83d\udc78|\ud83d\udc79|\ud83d\udc7a|\ud83d\udc7b|\ud83d\udc7c|\ud83d\udc7d|\ud83d\udc7e|\ud83d\udc7f|\ud83d\udc80|\ud83d\udc81|\ud83d\udc82|\ud83d\udc83|\ud83d\udc84|\ud83d\udc85|\ud83d\udc86|\ud83d\udc87|\ud83d\udc88|\ud83d\udc89|\ud83d\udc8a|\ud83d\udc8b|\ud83d\udc8c|\ud83d\udc8d|\ud83d\udc8e|\ud83d\udc8f|\ud83d\udc90|\ud83d\udc91|\ud83d\udc92|\ud83d\udc93|\ud83d\udc94|\ud83d\udc95|\ud83d\udc96|\ud83d\udc97|\ud83d\udc98|\ud83d\udc99|\ud83d\udc9a|\ud83d\udc9b|\ud83d\udc9c|\ud83d\udc9d|\ud83d\udc9e|\ud83d\udc9f|\ud83d\udca0|\ud83d\udca1|\ud83d\udca2|\ud83d\udca3|\ud83d\udca4|\ud83d\udca5|\ud83d\udca6|\ud83d\udca7|\ud83d\udca8|\ud83d\udca9|\ud83d\udcaa|\ud83d\udcab|\ud83d\udcac|\ud83d\udcae|\ud83d\udcaf|\ud83d\udcb0|\ud83d\udcb1|\ud83d\udcb2|\ud83d\udcb3|\ud83d\udcb4|\ud83d\udcb5|\ud83d\udcb8|\ud83d\udcb9|\ud83d\udcba|\ud83d\udcbb|\ud83d\udcbc|\ud83d\udcbd|\ud83d\udcbe|\ud83d\udcbf|\ud83d\udcc0|\ud83d\udcc1|\ud83d\udcc2|\ud83d\udcc3|\ud83d\udcc4|\ud83d\udcc5|\ud83d\udcc6|\ud83d\udcc7|\ud83d\udcc8|\ud83d\udcc9|\ud83d\udcca|\ud83d\udccb|\ud83d\udccc|\ud83d\udccd|\ud83d\udcce|\ud83d\udccf|\ud83d\udcd0|\ud83d\udcd1|\ud83d\udcd2|\ud83d\udcd3|\ud83d\udcd4|\ud83d\udcd5|\ud83d\udcd6|\ud83d\udcd7|\ud83d\udcd8|\ud83d\udcd9|\ud83d\udcda|\ud83d\udcdb|\ud83d\udcdc|\ud83d\udcdd|\ud83d\udcde|\ud83d\udcdf|\ud83d\udce0|\ud83d\udce1|\ud83d\udce2|\ud83d\udce3|\ud83d\udce4|\ud83d\udce5|\ud83d\udce6|\ud83d\udce7|\ud83d\udce8|\ud83d\udce9|\ud83d\udcea|\ud83d\udceb|\ud83d\udcee|\ud83d\udcf0|\ud83d\udcf1|\ud83d\udcf2|\ud83d\udcf3|\ud83d\udcf4|\ud83d\udcf6|\ud83d\udcf7|\ud83d\udcf9|\ud83d\udcfa|\ud83d\udcfb|\ud83d\udcfc|\ud83d\udd03|\ud83d\udd0a|\ud83d\udd0b|\ud83d\udd0c|\ud83d\udd0d|\ud83d\udd0e|\ud83d\udd0f|\ud83d\udd10|\ud83d\udd11|\ud83d\udd12|\ud83d\udd13|\ud83d\udd14|\ud83d\udd16|\ud83d\udd17|\ud83d\udd18|\ud83d\udd19|\ud83d\udd1a|\ud83d\udd1b|\ud83d\udd1c|\ud83d\udd1d|\ud83d\udd1e|\ud83d\udd1f|\ud83d\udd20|\ud83d\udd21|\ud83d\udd22|\ud83d\udd23|\ud83d\udd24|\ud83d\udd25|\ud83d\udd26|\ud83d\udd27|\ud83d\udd28|\ud83d\udd29|\ud83d\udd2a|\ud83d\udd2b|\ud83d\udd2e|\ud83d\udd2f|\ud83d\udd30|\ud83d\udd31|\ud83d\udd32|\ud83d\udd33|\ud83d\udd34|\ud83d\udd35|\ud83d\udd36|\ud83d\udd37|\ud83d\udd38|\ud83d\udd39|\ud83d\udd3a|\ud83d\udd3b|\ud83d\udd3c|\ud83d\udd3d|\ud83d\udd50|\ud83d\udd51|\ud83d\udd52|\ud83d\udd53|\ud83d\udd54|\ud83d\udd55|\ud83d\udd56|\ud83d\udd57|\ud83d\udd58|\ud83d\udd59|\ud83d\udd5a|\ud83d\udd5b|\ud83d\uddfb|\ud83d\uddfc|\ud83d\uddfd|\ud83d\uddfe|\ud83d\uddff|\ud83d\ude01|\ud83d\ude02|\ud83d\ude03|\ud83d\ude04|\ud83d\ude05|\ud83d\ude06|\ud83d\ude09|\ud83d\ude0a|\ud83d\ude0b|\ud83d\ude0c|\ud83d\ude0d|\ud83d\ude0f|\ud83d\ude12|\ud83d\ude13|\ud83d\ude14|\ud83d\ude16|\ud83d\ude18|\ud83d\ude1a|\ud83d\ude1c|\ud83d\ude1d|\ud83d\ude1e|\ud83d\ude20|\ud83d\ude21|\ud83d\ude22|\ud83d\ude23|\ud83d\ude24|\ud83d\ude25|\ud83d\ude28|\ud83d\ude29|\ud83d\ude2a|\ud83d\ude2b|\ud83d\ude2d|\ud83d\ude30|\ud83d\ude31|\ud83d\ude32|\ud83d\ude33|\ud83d\ude35|\ud83d\ude37|\ud83d\ude38|\ud83d\ude39|\ud83d\ude3a|\ud83d\ude3b|\ud83d\ude3c|\ud83d\ude3d|\ud83d\ude3e|\ud83d\ude3f|\ud83d\ude40|\ud83d\ude45|\ud83d\ude46|\ud83d\ude47|\ud83d\ude48|\ud83d\ude49|\ud83d\ude4a|\ud83d\ude4b|\ud83d\ude4c|\ud83d\ude4d|\ud83d\ude4e|\ud83d\ude4f|\ud83d\ude80|\ud83d\ude83|\ud83d\ude84|\ud83d\ude85|\ud83d\ude87|\ud83d\ude89|\ud83d\ude8c|\ud83d\ude8f|\ud83d\ude91|\ud83d\ude92|\ud83d\ude93|\ud83d\ude95|\ud83d\ude97|\ud83d\ude99|\ud83d\ude9a|\ud83d\udea2|\ud83d\udea4|\ud83d\udea5|\ud83d\udea7|\ud83d\udea8|\ud83d\udea9|\ud83d\udeaa|\ud83d\udeab|\ud83d\udeac|\ud83d\udead|\ud83d\udeb2|\ud83d\udeb6|\ud83d\udeb9|\ud83d\udeba|\ud83d\udebb|\ud83d\udebc|\ud83d\udebd|\ud83d\udebe|\ud83d\udec0|\ud83c\udde6|\ud83c\udde7|\ud83c\udde8|\ud83c\udde9|\ud83c\uddea|\ud83c\uddeb|\ud83c\uddec|\ud83c\udded|\ud83c\uddee|\ud83c\uddef|\ud83c\uddf0|\ud83c\uddf1|\ud83c\uddf2|\ud83c\uddf3|\ud83c\uddf4|\ud83c\uddf5|\ud83c\uddf6|\ud83c\uddf7|\ud83c\uddf8|\ud83c\uddf9|\ud83c\uddfa|\ud83c\uddfb|\ud83c\uddfc|\ud83c\uddfd|\ud83c\uddfe|\ud83c\uddff|\ud83c\udf0d|\ud83c\udf0e|\ud83c\udf10|\ud83c\udf12|\ud83c\udf16|\ud83c\udf17|\ue50a|\u3030|\u27b0|\u2797|\u2796|\u2795|\u2755|\u2754|\u2753|\u274e|\u274c|\u2728|\u270b|\u270a|\u2705|\u26ce|\u23f3|\u23f0|\u23ec|\u23eb|\u23ea|\u23e9|\u2122|\u27bf|\u00a9|\u00ae)|(?:(?:\ud83c\udc04|\ud83c\udd7f|\ud83c\ude1a|\ud83c\ude2f|\u3299|\u303d|\u2b55|\u2b50|\u2b1c|\u2b1b|\u2b07|\u2b06|\u2b05|\u2935|\u2934|\u27a1|\u2764|\u2757|\u2747|\u2744|\u2734|\u2733|\u2716|\u2714|\u2712|\u270f|\u270c|\u2709|\u2708|\u2702|\u26fd|\u26fa|\u26f5|\u26f3|\u26f2|\u26ea|\u26d4|\u26c5|\u26c4|\u26be|\u26bd|\u26ab|\u26aa|\u26a1|\u26a0|\u2693|\u267f|\u267b|\u3297|\u2666|\u2665|\u2663|\u2660|\u2653|\u2652|\u2651|\u2650|\u264f|\u264e|\u264d|\u264c|\u264b|\u264a|\u2649|\u2648|\u263a|\u261d|\u2615|\u2614|\u2611|\u260e|\u2601|\u2600|\u25fe|\u25fd|\u25fc|\u25fb|\u25c0|\u25b6|\u25ab|\u25aa|\u24c2|\u231b|\u231a|\u21aa|\u21a9|\u2199|\u2198|\u2197|\u2196|\u2195|\u2194|\u2139|\u2049|\u203c|\u2668)([\uFE0E\uFE0F]?)))/g,
+
+ // nodes with type 1 which should **not** be parsed
+ shouldntBeParsed = /IFRAME|NOFRAMES|NOSCRIPT|SCRIPT|STYLE|TEXTAREA|SELECT/,
+
+ // just a private shortcut
+ fromCharCode = String.fromCharCode;
+
+ return twemoji;
+
+
+ /////////////////////////
+ // private functions //
+ // declaration //
+ /////////////////////////
+
+ /**
+ * Shortcut to create text nodes
+ * @param string text used to create DOM text node
+ * @return Node a DOM node with that text
+ */
+ function createText(text) {
+ return document.createTextNode(text);
+ }
+
+ /**
+ * Default callback used to generate emoji src
+ * based on Twitter CDN
+ * @param string the emoji codepoint string
+ * @param string the default size to use, i.e. "36x36"
+ * @param string optional "\uFE0F" variant char, ignored by default
+ * @return string the image source to use
+ */
+ function defaultImageSrcGenerator(icon, options) {
+ return ''.concat(options.base, options.size, '/', icon, options.ext);
+ }
+
+ /**
+ * Given a generic DOM nodeType 1, walk through all children
+ * and store every nodeType 3 (#text) found in the tree.
+ * @param Element a DOM Element with probably some text in it
+ * @param Array the list of previously discovered text nodes
+ * @return Array same list with new discovered nodes, if any
+ */
+ function grabAllTextNodes(node, allText) {
+ var
+ childNodes = node.childNodes,
+ length = childNodes.length,
+ subnode,
+ nodeType;
+ while (length--) {
+ subnode = childNodes[length];
+ nodeType = subnode.nodeType;
+ // parse emoji only in text nodes
+ if (nodeType === 3) {
+ // collect them to process emoji later
+ allText.push(subnode);
+ }
+ // ignore all nodes that are not type 1 or that
+ // should not be parsed as script, style, and others
+ else if (nodeType === 1 && !shouldntBeParsed.test(subnode.nodeName)) {
+ grabAllTextNodes(subnode, allText);
+ }
+ }
+ return allText;
+ }
+
+ /**
+ * Used to both remove the possible variant
+ * and to convert utf16 into code points
+ * @param string the emoji surrogate pair
+ * @param string the optional variant char, if any
+ */
+ function grabTheRightIcon(icon, variant) {
+ // if variant is present as \uFE0F
+ return toCodePoint(
+ variant === '\uFE0F' ?
+ // the icon should not contain it
+ icon.slice(0, -1) :
+ // fix non standard OSX behavior
+ (icon.length === 3 && icon.charAt(1) === '\uFE0F' ?
+ icon.charAt(0) + icon.charAt(2) : icon)
+ );
+ }
+
+ /**
+ * DOM version of the same logic / parser:
+ * emojify all found sub-text nodes placing images node instead.
+ * @param Element generic DOM node with some text in some child node
+ * @param Object options containing info about how to parse
+ *
+ * .callback Function the callback to invoke per each found emoji.
+ * .base string the base url, by default twemoji.base
+ * .ext string the image extension, by default twemoji.ext
+ * .size string the assets size, by default twemoji.size
+ *
+ * @return Element same generic node with emoji in place, if any.
+ */
+ function parseNode(node, options) {
+ var
+ allText = grabAllTextNodes(node, []),
+ length = allText.length,
+ fragment,
+ subnode,
+ text,
+ match,
+ i,
+ index,
+ img,
+ alt,
+ icon,
+ variant,
+ src;
+ while (length--) {
+ fragment = document.createDocumentFragment();
+ subnode = allText[length];
+ text = subnode.nodeValue;
+ i = 0;
+ while ((match = re.exec(text))) {
+ index = match.index;
+ if (index !== i) {
+ fragment.appendChild(
+ createText(text.slice(i, index))
+ );
+ }
+ alt = match[0];
+ icon = match[1];
+ variant = match[2];
+ i = index + alt.length;
+ if (variant !== '\uFE0E') {
+ src = options.callback(
+ grabTheRightIcon(icon, variant),
+ options,
+ variant
+ );
+ if (src) {
+ img = new Image();
+ img.onerror = twemoji.onerror;
+ img.className = options.className;
+ img.setAttribute('draggable', 'false');
+ img.alt = alt;
+ img.src = src;
+ }
+ }
+ fragment.appendChild(img || createText(alt));
+ img = null;
+ }
+ // is there actually anything to replace in here ?
+ if (0 < i) {
+ // any text left to be added ?
+ if (i < text.length) {
+ fragment.appendChild(
+ createText(text.slice(i))
+ );
+ }
+ // replace the text node only, leave intact
+ // anything else surrounding such text
+ subnode.parentNode.replaceChild(fragment, subnode);
+ }
+ }
+ return node;
+ }
+
+ /**
+ * String/HTML version of the same logic / parser:
+ * emojify a generic text placing images tags instead of surrogates pair.
+ * @param string generic string with possibly some emoji in it
+ * @param Object options containing info about how to parse
+ *
+ * .callback Function the callback to invoke per each found emoji.
+ * .base string the base url, by default twemoji.base
+ * .ext string the image extension, by default twemoji.ext
+ * .size string the assets size, by default twemoji.size
+ *
+ * @return the string with ![]()
replacing all found and parsed emoji
+ */
+ function parseString(str, options) {
+ return replace(str, function (match, icon, variant) {
+ var src;
+ // verify the variant is not the FE0E one
+ // this variant means "emoji as text" and should not
+ // require any action/replacement
+ // http://unicode.org/Public/UNIDATA/StandardizedVariants.html
+ if (variant !== '\uFE0E') {
+ src = options.callback(
+ grabTheRightIcon(icon, variant),
+ options,
+ variant
+ );
+ if (src) {
+ // recycle the match string replacing the emoji
+ // with its image counter part
+ match = '![]()
'
+ );
+ }
+ }
+ return match;
+ });
+ }
+
+ /**
+ * Given a generic value, creates its squared counterpart if it's a number.
+ * As example, number 36 will return '36x36'.
+ * @param any a generic value.
+ * @return any a string representing asset size, i.e. "36x36"
+ * only in case the value was a number.
+ * Returns initial value otherwise.
+ */
+ function toSizeSquaredAsset(value) {
+ return typeof value === 'number' ?
+ value + 'x' + value :
+ value;
+ }
+
+
+ /////////////////////////
+ // exported functions //
+ // declaration //
+ /////////////////////////
+
+ function fromCodePoint(codepoint) {
+ var code = typeof codepoint === 'string' ?
+ parseInt(codepoint, 16) : codepoint;
+ if (code < 0x10000) {
+ return fromCharCode(code);
+ }
+ code -= 0x10000;
+ return fromCharCode(
+ 0xD800 + (code >> 10),
+ 0xDC00 + (code & 0x3FF)
+ );
+ }
+
+ function parse(what, how) {
+ if (!how || typeof how === 'function') {
+ how = {callback: how};
+ }
+ // if first argument is string, inject html ![]()
tags
+ // otherwise use the DOM tree and parse text nodes only
+ return (typeof what === 'string' ? parseString : parseNode)(what, {
+ callback: how.callback || defaultImageSrcGenerator,
+ base: typeof how.base === 'string' ? how.base : twemoji.base,
+ ext: how.ext || twemoji.ext,
+ size: how.folder || toSizeSquaredAsset(how.size || twemoji.size),
+ className:how.className || twemoji.className
+ });
+ }
+
+ function replace(text, callback) {
+ return String(text).replace(re, callback);
+ }
+
+ function test(text) {
+ // IE6 needs a reset before too
+ re.lastIndex = 0;
+ var result = re.test(text);
+ re.lastIndex = 0;
+ return result;
+ }
+
+ function toCodePoint(unicodeSurrogates, sep) {
+ var
+ r = [],
+ c = 0,
+ p = 0,
+ i = 0;
+ while (i < unicodeSurrogates.length) {
+ c = unicodeSurrogates.charCodeAt(i++);
+ if (p) {
+ r.push((0x10000 + ((p - 0xD800) << 10) + (c - 0xDC00)).toString(16));
+ p = 0;
+ } else if (0xD800 <= c && c <= 0xDBFF) {
+ p = c;
+ } else {
+ r.push(c.toString(16));
+ }
+ }
+ return r.join(sep || '-');
+ }
+
+}());
\ No newline at end of file
diff --git a/src/wp-includes/post.php b/src/wp-includes/post.php
index 88c5802193..4bd4f8e0cf 100644
--- a/src/wp-includes/post.php
+++ b/src/wp-includes/post.php
@@ -3329,6 +3329,17 @@ function wp_insert_post( $postarr, $wp_error = false ) {
// Expected_slashed (everything!).
$data = compact( 'post_author', 'post_date', 'post_date_gmt', 'post_content', 'post_content_filtered', 'post_title', 'post_excerpt', 'post_status', 'post_type', 'comment_status', 'ping_status', 'post_password', 'post_name', 'to_ping', 'pinged', 'post_modified', 'post_modified_gmt', 'post_parent', 'menu_order', 'post_mime_type', 'guid' );
+ $emoji_fields = array( 'post_title', 'post_content', 'post_excerpt' );
+
+ foreach( $emoji_fields as $emoji_field ) {
+ if ( isset( $data[ $emoji_field ] ) ) {
+ $charset = $wpdb->get_col_charset( $wpdb->posts, $emoji_field );
+ if ( 'utf8' === $charset ) {
+ $data[ $emoji_field ] = wp_encode_emoji( $data[ $emoji_field ] );
+ }
+ }
+ }
+
if ( 'attachment' === $post_type ) {
/**
* Filter attachment post data before it is updated in or added to the database.
diff --git a/src/wp-includes/script-loader.php b/src/wp-includes/script-loader.php
index 61a977f750..5699f02408 100644
--- a/src/wp-includes/script-loader.php
+++ b/src/wp-includes/script-loader.php
@@ -424,6 +424,28 @@ function wp_default_scripts( &$scripts ) {
$scripts->add( 'media-audiovideo', "/wp-includes/js/media/audio-video$suffix.js", array( 'media-editor' ), false, 1 );
$scripts->add( 'mce-view', "/wp-includes/js/mce-view$suffix.js", array( 'shortcode', 'media-models', 'media-audiovideo', 'wp-playlist' ), false, 1 );
+ $scripts->add( 'twemoji', "/wp-includes/js/twemoji$suffix.js", array(), false, 1 );
+ $scripts->add( 'emoji', "/wp-includes/js/emoji$suffix.js", array( 'twemoji' ), false, 1 );
+ did_action( 'init' ) && $scripts->localize( 'emoji', 'EmojiSettings', array(
+ /**
+ * Filter the URL where emoji images are hosted.
+ *
+ * @since 4.2.0
+ *
+ * @param string The emoji base URL.
+ */
+ 'base_url' => apply_filters( 'emoji_url', '//s0.wp.com/wp-content/mu-plugins/emoji/twemoji/72x72/' ),
+ /**
+ * Filter the extension of the emoji files.
+ *
+ * @since 4.2.0
+ *
+ * @param string The emoji extension.
+ */
+ 'ext' => apply_filters( 'emoji_ext', '.png' ),
+ ) );
+ $scripts->enqueue( 'emoji' );
+
if ( is_admin() ) {
$scripts->add( 'admin-tags', "/wp-admin/js/tags$suffix.js", array('jquery', 'wp-ajax-response'), false, 1 );
did_action( 'init' ) && $scripts->localize( 'admin-tags', 'tagsl10n', array(
diff --git a/tests/phpunit/tests/dependencies/styles.php b/tests/phpunit/tests/dependencies/styles.php
index 6788d8af9f..27de285b3f 100644
--- a/tests/phpunit/tests/dependencies/styles.php
+++ b/tests/phpunit/tests/dependencies/styles.php
@@ -12,6 +12,7 @@ class Tests_Dependencies_Styles extends WP_UnitTestCase {
$GLOBALS['wp_styles'] = null;
$this->old_wp_styles = $GLOBALS['wp_styles'];
remove_action( 'wp_default_styles', 'wp_default_styles' );
+ remove_action( 'wp_print_styles', 'print_emoji_styles' );
$GLOBALS['wp_styles'] = new WP_Styles();
$GLOBALS['wp_styles']->default_version = get_bloginfo( 'version' );
}
@@ -19,6 +20,7 @@ class Tests_Dependencies_Styles extends WP_UnitTestCase {
function tearDown() {
$GLOBALS['wp_styles'] = $this->old_wp_styles;
add_action( 'wp_default_styles', 'wp_default_styles' );
+ add_action( 'wp_print_styles', 'print_emoji_styles' );
parent::tearDown();
}
diff --git a/tests/phpunit/tests/formatting/Smilies.php b/tests/phpunit/tests/formatting/Smilies.php
index e32aa535ef..43de867e5a 100644
--- a/tests/phpunit/tests/formatting/Smilies.php
+++ b/tests/phpunit/tests/formatting/Smilies.php
@@ -16,15 +16,15 @@ class Tests_Formatting_Smilies extends WP_UnitTestCase {
return array (
array (
'Lorem ipsum dolor sit amet mauris ;-) Praesent gravida sodales. :lol: Vivamus nec diam in faucibus eu, bibendum varius nec, imperdiet purus est, at augue at lacus malesuada elit dapibus a, :eek: mauris. Cras mauris viverra elit. Nam laoreet viverra. Pellentesque tortor. Nam libero ante, porta urna ut turpis. Nullam wisi magna, :mrgreen: tincidunt nec, sagittis non, fringilla enim. Nam consectetuer nec, ullamcorper pede eu dui odio consequat vel, vehicula tortor quis pede turpis cursus quis, egestas ipsum ultricies ut, eleifend velit. Mauris vestibulum iaculis. Sed in nunc. Vivamus elit porttitor egestas. Mauris purus :?:',
- 'Lorem ipsum dolor sit amet mauris 
Praesent gravida sodales. 
Vivamus nec diam in faucibus eu, bibendum varius nec, imperdiet purus est, at augue at lacus malesuada elit dapibus a, 
mauris. Cras mauris viverra elit. Nam laoreet viverra. Pellentesque tortor. Nam libero ante, porta urna ut turpis. Nullam wisi magna, 
tincidunt nec, sagittis non, fringilla enim. Nam consectetuer nec, ullamcorper pede eu dui odio consequat vel, vehicula tortor quis pede turpis cursus quis, egestas ipsum ultricies ut, eleifend velit. Mauris vestibulum iaculis. Sed in nunc. Vivamus elit porttitor egestas. Mauris purus 
'
+ "Lorem ipsum dolor sit amet mauris \xf0\x9f\x98\x89 Praesent gravida sodales. \xf0\x9f\x98\x84 Vivamus nec diam in faucibus eu, bibendum varius nec, imperdiet purus est, at augue at lacus malesuada elit dapibus a, \xf0\x9f\x98\xaf mauris. Cras mauris viverra elit. Nam laoreet viverra. Pellentesque tortor. Nam libero ante, porta urna ut turpis. Nullam wisi magna, ![\":mrgreen:\"](\"${includes_path}mrgreen.png\")
tincidunt nec, sagittis non, fringilla enim. Nam consectetuer nec, ullamcorper pede eu dui odio consequat vel, vehicula tortor quis pede turpis cursus quis, egestas ipsum ultricies ut, eleifend velit. Mauris vestibulum iaculis. Sed in nunc. Vivamus elit porttitor egestas. Mauris purus \xe2\x9d\x93"
),
array (
'Welcome to the jungle! We got fun n games! :) We got everything you want 8-) Honey we know the names :)',
- 'Welcome to the jungle! We got fun n games! 
We got everything you want 
Honey we know the names '
+ "Welcome to the jungle! We got fun n games! ![\":)\"](\"${includes_path}simple-smile.png\")
We got everything you want \xf0\x9f\x98\x8e Honey we know the names "
),
array (
"a little bit of this\na little bit:other: of that :D\n:D a little bit of good\nyeah with a little bit of bad8O",
- "a little bit of this\na little bit:other: of that ![\":D\"](\"{$includes_path}icon_biggrin.gif\")
\n a little bit of good\nyeah with a little bit of bad8O"
+ "a little bit of this\na little bit:other: of that \xf0\x9f\x98\x84\n\xf0\x9f\x98\x84 a little bit of good\nyeah with a little bit of bad8O"
),
array (
'and I say it\'s allright:D:D',
@@ -147,7 +147,7 @@ class Tests_Formatting_Smilies extends WP_UnitTestCase {
$includes_path = includes_url("images/smilies/");
$in_str = 'Do we ingore smilies ;-) in ' . $element . ' tags <' . $element . '>My Content Here :?: ';
- $exp_str = 'Do we ingore smilies in ' . $element . ' tags <' . $element . '>My Content Here :?: ';
+ $exp_str = "Do we ingore smilies \xf0\x9f\x98\x89 in $element tags <$element>My Content Here :?: ";
// standard smilies, use_smilies: ON
update_option( 'use_smilies', 1 );
@@ -169,27 +169,27 @@ class Tests_Formatting_Smilies extends WP_UnitTestCase {
return array (
array (
'8-O :-(',
- '
'
+ "\xf0\x9f\x98\xaf \xf0\x9f\x98\xa6"
),
array (
'8-) 8-O',
- ' '
+ "\xf0\x9f\x98\x8e \xf0\x9f\x98\xaf"
),
array (
'8-) 8O',
- ' '
+ "\xf0\x9f\x98\x8e \xf0\x9f\x98\xaf"
),
array (
'8-) :-(',
- ' '
+ "\xf0\x9f\x98\x8e \xf0\x9f\x98\xa6"
),
array (
'8-) :twisted:',
- ' 
'
+ "\xf0\x9f\x98\x8e \xf0\x9f\x98\x88"
),
array (
'8O :twisted: :( :? :(',
- ' 
'
+ "\xf0\x9f\x98\xaf \xf0\x9f\x98\x88 \xf0\x9f\x98\xa6 \xf0\x9f\x98\xaf \xf0\x9f\x98\xa6"
),
);
}
@@ -228,11 +228,11 @@ class Tests_Formatting_Smilies extends WP_UnitTestCase {
),
array (
'8O :) additional text here :)',
- '8O additional text here '
+ '8O 
additional text here '
),
array (
':) :) :) :)',
- ' '
+ ' '
),
);
}
@@ -257,7 +257,7 @@ class Tests_Formatting_Smilies extends WP_UnitTestCase {
$orig_trans = $wpsmiliestrans; // save original tranlations array
$wpsmiliestrans = array (
- ':)' => 'icon_smile.gif'
+ ':)' => 'simple-smile.png'
);
smilies_init();
@@ -294,21 +294,12 @@ class Tests_Formatting_Smilies extends WP_UnitTestCase {
$input[] = 'My test :) smile';
$output[] = array('test ![]()
smile');
- $input[] = 'My test ;) smile';
- $output[] = array('test ![]()
smile');
-
$input[] = 'My test :) smile';
$output[] = array('test ![]()
smile');
- $input[] = 'My test ;) smile';
- $output[] = array('test ![]()
smile');
-
$input[] = "My test {$nbsp}:){$nbsp}smile";
$output[] = array("test {$nbsp}![]()
{$nbsp}smile");
- $input[] = "My test {$nbsp};){$nbsp}smile";
- $output[] = array("test {$nbsp}![]()
{$nbsp}smile");
-
foreach($input as $key => $in) {
$result = convert_smilies( $in );
foreach($output[$key] as $out) {