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- import { autoPlayGif } from '../../initial_state';
- import unicodeMapping from './emoji_unicode_mapping_light';
- import { assetHost } from 'mastodon/utils/config';
- import Trie from 'substring-trie';
- const trie = new Trie(Object.keys(unicodeMapping));
- // Convert to file names from emojis. (For different variation selector emojis)
- const emojiFilenames = (emojis) => {
- return emojis.map(v => unicodeMapping[v].filename);
- };
- // Emoji requiring extra borders depending on theme
- const darkEmoji = emojiFilenames(['🎱', '🐜', '⚫', '🖤', '⬛', '◼️', '◾', '◼️', '✒️', '▪️', '💣', '🎳', '📷', '📸', '♣️', '🕶️', '✴️', '🔌', '💂♀️', '📽️', '🍳', '🦍', '💂', '🔪', '🕳️', '🕹️', '🕋', '🖊️', '🖋️', '💂♂️', '🎤', '🎓', '🎥', '🎼', '♠️', '🎩', '🦃', '📼', '📹', '🎮', '🐃', '🏴', '🐞', '🕺', '📱', '📲', '🚲']);
- const lightEmoji = emojiFilenames(['👽', '⚾', '🐔', '☁️', '💨', '🕊️', '👀', '🍥', '👻', '🐐', '❕', '❔', '⛸️', '🌩️', '🔊', '🔇', '📃', '🌧️', '🐏', '🍚', '🍙', '🐓', '🐑', '💀', '☠️', '🌨️', '🔉', '🔈', '💬', '💭', '🏐', '🏳️', '⚪', '⬜', '◽', '◻️', '▫️']);
- const emojiFilename = (filename) => {
- const borderedEmoji = (document.body && document.body.classList.contains('theme-mastodon-light')) ? lightEmoji : darkEmoji;
- return borderedEmoji.includes(filename) ? (filename + '_border') : filename;
- };
- const emojify = (str, customEmojis = {}) => {
- const tagCharsWithoutEmojis = '<&';
- const tagCharsWithEmojis = Object.keys(customEmojis).length ? '<&:' : '<&';
- let rtn = '', tagChars = tagCharsWithEmojis, invisible = 0;
- for (;;) {
- let match, i = 0, tag;
- while (i < str.length && (tag = tagChars.indexOf(str[i])) === -1 && (invisible || !(match = trie.search(str.slice(i))))) {
- i += str.codePointAt(i) < 65536 ? 1 : 2;
- }
- let rend, replacement = '';
- if (i === str.length) {
- break;
- } else if (str[i] === ':') {
- if (!(() => {
- rend = str.indexOf(':', i + 1) + 1;
- if (!rend) return false; // no pair of ':'
- const lt = str.indexOf('<', i + 1);
- if (!(lt === -1 || lt >= rend)) return false; // tag appeared before closing ':'
- const shortname = str.slice(i, rend);
- // now got a replacee as ':shortname:'
- // if you want additional emoji handler, add statements below which set replacement and return true.
- if (shortname in customEmojis) {
- const filename = autoPlayGif ? customEmojis[shortname].url : customEmojis[shortname].static_url;
- replacement = `<img draggable="false" class="emojione custom-emoji" alt="${shortname}" title="${shortname}" src="${filename}" data-original="${customEmojis[shortname].url}" data-static="${customEmojis[shortname].static_url}" />`;
- return true;
- }
- return false;
- })()) rend = ++i;
- } else if (tag >= 0) { // <, &
- rend = str.indexOf('>;'[tag], i + 1) + 1;
- if (!rend) {
- break;
- }
- if (tag === 0) {
- if (invisible) {
- if (str[i + 1] === '/') { // closing tag
- if (!--invisible) {
- tagChars = tagCharsWithEmojis;
- }
- } else if (str[rend - 2] !== '/') { // opening tag
- invisible++;
- }
- } else {
- if (str.startsWith('<span class="invisible">', i)) {
- // avoid emojifying on invisible text
- invisible = 1;
- tagChars = tagCharsWithoutEmojis;
- }
- }
- }
- i = rend;
- } else { // matched to unicode emoji
- const { filename, shortCode } = unicodeMapping[match];
- const title = shortCode ? `:${shortCode}:` : '';
- replacement = `<img draggable="false" class="emojione" alt="${match}" title="${title}" src="${assetHost}/emoji/${emojiFilename(filename)}.svg" />`;
- rend = i + match.length;
- // If the matched character was followed by VS15 (for selecting text presentation), skip it.
- if (str.codePointAt(rend) === 65038) {
- rend += 1;
- }
- }
- rtn += str.slice(0, i) + replacement;
- str = str.slice(rend);
- }
- return rtn + str;
- };
- export default emojify;
- export const buildCustomEmojis = (customEmojis) => {
- const emojis = [];
- customEmojis.forEach(emoji => {
- const shortcode = emoji.get('shortcode');
- const url = autoPlayGif ? emoji.get('url') : emoji.get('static_url');
- const name = shortcode.replace(':', '');
- emojis.push({
- id: name,
- name,
- short_names: [name],
- text: '',
- emoticons: [],
- keywords: [name],
- imageUrl: url,
- custom: true,
- customCategory: emoji.get('category'),
- });
- });
- return emojis;
- };
- export const categoriesFromEmojis = customEmojis => customEmojis.reduce((set, emoji) => set.add(emoji.get('category') ? `custom-${emoji.get('category')}` : 'custom'), new Set(['custom']));
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