2018-04-27 21:25:04 +00:00
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(function() {
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'use strict';
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window.emoji_util = window.emoji_util || {};
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// EmojiConverter overrides
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EmojiConvertor.prototype.getCountOfAllMatches = function(str, regex) {
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var match = regex.exec(str);
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var count = 0;
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if (!regex.global) {
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return match ? 1 : 0;
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}
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while (match) {
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count += 1;
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match = regex.exec(str);
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}
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return count;
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};
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EmojiConvertor.prototype.hasNormalCharacters = function(str) {
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var self = this;
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var noEmoji = str.replace(self.rx_unified, '').trim();
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return noEmoji.length > 0;
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};
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EmojiConvertor.prototype.getSizeClass = function(str) {
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var self = this;
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if (self.hasNormalCharacters(str)) {
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return '';
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}
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var emojiCount = self.getCountOfAllMatches(str, self.rx_unified);
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if (emojiCount > 8) {
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return '';
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} else if (emojiCount > 6) {
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return 'small';
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} else if (emojiCount > 4) {
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return 'medium';
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} else if (emojiCount > 2) {
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return 'large';
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} else {
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return 'jumbo';
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}
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};
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var imgClass = /(<img [^>]+ class="emoji)(")/g;
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EmojiConvertor.prototype.addClass = function(text, sizeClass) {
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if (!sizeClass) {
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return text;
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}
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return text.replace(imgClass, function(match, before, after) {
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return before + ' ' + sizeClass + after;
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});
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};
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var imgTitle = /(<img [^>]+ class="emoji[^>]+ title=")([^:">]+)(")/g;
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EmojiConvertor.prototype.ensureTitlesHaveColons = function(text) {
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return text.replace(imgTitle, function(match, before, title, after) {
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return before + ':' + title + ':' + after;
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});
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};
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EmojiConvertor.prototype.signalReplace = function(str) {
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var sizeClass = this.getSizeClass(str);
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var text = this.replace_unified(str);
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text = this.addClass(text, sizeClass);
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return this.ensureTitlesHaveColons(text);
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};
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window.emoji = new EmojiConvertor();
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emoji.init_colons();
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emoji.img_sets.apple.path =
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'node_modules/emoji-datasource-apple/img/apple/64/';
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emoji.include_title = true;
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emoji.replace_mode = 'img';
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emoji.supports_css = false; // needed to avoid spans with background-image
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window.emoji_util.parse = function($el) {
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if (!$el || !$el.length) {
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return;
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}
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$el.html(emoji.signalReplace($el.html()));
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};
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2016-02-15 21:53:37 +00:00
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})();
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