132 lines
4.2 KiB
JavaScript
132 lines
4.2 KiB
JavaScript
/*
|
|
* vim: ts=4:sw=4:expandtab
|
|
*/
|
|
|
|
;(function() {
|
|
'use strict';
|
|
window.emoji_util = window.emoji_util || {};
|
|
|
|
// EmojiConverter overrides
|
|
EmojiConvertor.prototype.init_env = function() {
|
|
if (this.inits.env) {
|
|
return;
|
|
}
|
|
this.inits.env = 1;
|
|
this.include_title = true;
|
|
this.img_sets.apple.path = 'images/emoji/apple/';
|
|
this.replace_mode = 'img';
|
|
};
|
|
|
|
EmojiConvertor.prototype.getCountOfAllMatches = function(str, regex) {
|
|
var match = regex.exec(str);
|
|
var count = 0;
|
|
|
|
if (!regex.global) {
|
|
return match ? 1 : 0;
|
|
}
|
|
|
|
while (match) {
|
|
count += 1;
|
|
match = regex.exec(str);
|
|
}
|
|
|
|
return count;
|
|
};
|
|
|
|
EmojiConvertor.prototype.hasNormalCharacters = function(str) {
|
|
var self = this;
|
|
var noEmoji = str.replace(self.rx_unified, '').trim();
|
|
return noEmoji.length > 0;
|
|
};
|
|
|
|
EmojiConvertor.prototype.getSizeClass = function(str) {
|
|
var self = this;
|
|
|
|
if (self.hasNormalCharacters(str)) {
|
|
return '';
|
|
}
|
|
|
|
var emojiCount = self.getCountOfAllMatches(str, self.rx_unified);
|
|
if (emojiCount > 8) {
|
|
return '';
|
|
}
|
|
else if (emojiCount > 6) {
|
|
return 'small';
|
|
}
|
|
else if (emojiCount > 4) {
|
|
return 'medium';
|
|
}
|
|
else if (emojiCount > 2) {
|
|
return 'large';
|
|
}
|
|
else {
|
|
return 'jumbo';
|
|
}
|
|
};
|
|
|
|
// A stripped-down version of the original: https://github.com/WhisperSystems/Signal-Desktop/blob/aed573562018462fbacd8f2f715e9daeddcde0dd/components/emojijs/lib/emoji.js#L323-L396
|
|
// One primary change - we inject the second parameter as an additional class
|
|
EmojiConvertor.prototype.replacement = function(idx, sizeClass, actual, wrapper, variation) {
|
|
var self = this;
|
|
var img_set = self.img_set;
|
|
|
|
var extra = '';
|
|
var variation_idx = 0;
|
|
if (typeof variation === 'object') {
|
|
extra = self.replacement(variation.idx, null, variation.actual, variation.wrapper);
|
|
variation_idx = idx + '-' + variation.idx;
|
|
}
|
|
|
|
var img = self.data[idx][7] || self.img_sets[img_set].path + idx + '.png' + self.img_suffix;
|
|
var title = self.include_title ? ' title="' + (actual || self.data[idx][3][0]) + '"' : '';
|
|
|
|
if (variation_idx && self.variations_data[variation_idx] && self.variations_data[variation_idx][2] && !self.data[idx][7]) {
|
|
if (self.variations_data[variation_idx][2] & self.img_sets[self.img_set].mask) {
|
|
img = self.img_sets[self.img_set].path + variation_idx + '.png';
|
|
extra = '';
|
|
}
|
|
}
|
|
|
|
return '<img src="' + img + '" class="emoji' + (sizeClass ? ' ' + sizeClass : '') + '"' + title + '/>';
|
|
};
|
|
|
|
// Modeled after the original: https://github.com/WhisperSystems/Signal-Desktop/blob/aed573562018462fbacd8f2f715e9daeddcde0dd/components/emojijs/lib/emoji.js#L265-L286
|
|
EmojiConvertor.prototype.replace_unified = function(str) {
|
|
var self = this;
|
|
self.init_unified();
|
|
|
|
var sizeClass = self.getSizeClass(str);
|
|
|
|
return str.replace(self.rx_unified, function(m, p1, p2) {
|
|
var val = self.map.unified[p1];
|
|
if (!val) { return m; }
|
|
var idx = null;
|
|
if (p2 == '\uD83C\uDFFB') { idx = '1f3fb'; }
|
|
if (p2 == '\uD83C\uDFFC') { idx = '1f3fc'; }
|
|
if (p2 == '\uD83C\uDFFD') { idx = '1f3fd'; }
|
|
if (p2 == '\uD83C\uDFFE') { idx = '1f3fe'; }
|
|
if (p2 == '\uD83C\uDFFF') { idx = '1f3ff'; }
|
|
if (idx) {
|
|
return self.replacement(val, sizeClass, null, null, {
|
|
idx : idx,
|
|
actual : p2,
|
|
wrapper : ':'
|
|
});
|
|
}
|
|
// wrap names in :'s
|
|
return self.replacement(val, sizeClass, ':' + self.data[val][3][0] + ':');
|
|
});
|
|
};
|
|
window.emoji = new EmojiConvertor();
|
|
emoji.init_colons();
|
|
|
|
window.emoji_util.parse = function($el) {
|
|
if (!$el || !$el.length) {
|
|
return;
|
|
}
|
|
|
|
$el.html(emoji.replace_unified($el.html()));
|
|
};
|
|
|
|
})();
|