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Fixed emoji detection problem to append border (#14020)

* Fixed emoji detection problem to append border

* Add tests

* Add missing semicolon

* Fixed wrong result when includes different variation selector

* Add missing semicolon

* Remove grapheme-splitter and Change emoji list to array from string

* Update comment

* Remove spaces

Co-authored-by: ThibG <thib@sitedethib.com>
master
fuyu 2 years ago
committed by GitHub
parent
commit
b1484cf3ce
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  1. 10
      app/javascript/mastodon/features/emoji/__tests__/emoji-test.js
  2. 15
      app/javascript/mastodon/features/emoji/emoji.js

10
app/javascript/mastodon/features/emoji/__tests__/emoji-test.js

@ -78,5 +78,15 @@ describe('emoji', () => {
expect(emojify('✴︎')) // This is U+2734 EIGHT POINTED BLACK STAR then U+FE0E VARIATION SELECTOR-15
.toEqual('<img draggable="false" class="emojione" alt="✴" title=":eight_pointed_black_star:" src="/emoji/2734_border.svg" />');
});
it('does an simple emoji properly', () => {
expect(emojify('♀♂'))
.toEqual('<img draggable="false" class="emojione" alt="♀" title=":female_sign:" src="/emoji/2640.svg" /><img draggable="false" class="emojione" alt="♂" title=":male_sign:" src="/emoji/2642.svg" />');
});
it('does an emoji containing ZWJ properly', () => {
expect(emojify('💂‍♀️💂‍♂️'))
.toEqual('<img draggable="false" class="emojione" alt="💂\u200D♀️" title=":female-guard:" src="/emoji/1f482-200d-2640-fe0f_border.svg" /><img draggable="false" class="emojione" alt="💂\u200D♂️" title=":male-guard:" src="/emoji/1f482-200d-2642-fe0f_border.svg" />');
});
});
});

15
app/javascript/mastodon/features/emoji/emoji.js

@ -6,13 +6,18 @@ const trie = new Trie(Object.keys(unicodeMapping));
const assetHost = process.env.CDN_HOST || '';
// 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 = '🎱🐜⚫🖤⬛◼️◾◼️✒️▪️💣🎳📷📸♣️🕶️✴️🔌💂‍♀️📽️🍳🦍💂🔪🕳️🕹️🕋🖊️🖋️💂‍♂️🎤🎓🎥🎼♠️🎩🦃📼📹🎮🐃🏴';
const lightEmoji = '👽⚾🐔☁️💨🕊️👀🍥👻🐐❕❔⛸️🌩️🔊🔇📃🌧️🐏🍚🍙🐓🐑💀☠️🌨️🔉🔈💬💭🏐🏳️⚪⬜◽◻️▫️';
const darkEmoji = emojiFilenames(['🎱', '🐜', '', '🖤', '', '◼️', '', '◼️', '✒️', '▪️', '💣', '🎳', '📷', '📸', '♣️', '🕶️', '✴️', '🔌', '💂‍♀️', '📽️', '🍳', '🦍', '💂', '🔪', '🕳️', '🕹️', '🕋', '🖊️', '🖋️', '💂‍♂️', '🎤', '🎓', '🎥', '🎼', '♠️', '🎩', '🦃', '📼', '📹', '🎮', '🐃', '🏴']);
const lightEmoji = emojiFilenames(['👽', '', '🐔', '☁️', '💨', '🕊️', '👀', '🍥', '👻', '🐐', '', '', '⛸️', '🌩️', '🔊', '🔇', '📃', '🌧️', '🐏', '🍚', '🍙', '🐓', '🐑', '💀', '☠️', '🌨️', '🔉', '🔈', '💬', '💭', '🏐', '🏳️', '', '', '', '◻️', '▫️']);
const emojiFilename = (filename, match) => {
const emojiFilename = (filename) => {
const borderedEmoji = (document.body && document.body.classList.contains('theme-mastodon-light')) ? lightEmoji : darkEmoji;
return borderedEmoji.includes(match) ? (filename + '_border') : filename;
return borderedEmoji.includes(filename) ? (filename + '_border') : filename;
};
const emojify = (str, customEmojis = {}) => {
@ -69,7 +74,7 @@ const emojify = (str, customEmojis = {}) => {
} 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/${emojiFilename(filename, match)}.svg" />`;
replacement = `<img draggable="false" class="emojione" alt="${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) {

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