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一部絵文字のバイト変換がおかしくなる問題の修正

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Fairy-Phy 2023-09-17 01:34:45 +09:00 committed by mattyatea
parent 7ead6b04fa
commit 8752160645
1 changed files with 10 additions and 3 deletions
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13
packages/frontend/src/scripts/emojiKitchen/emojiMixer.ts
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@ -26,17 +26,24 @@ const convertBase = (value, from_base, to_base) => {
return new_value || '0'; return new_value || '0';
}; };
const emojiSplit = String.fromCodePoint(0x200d);
const hexEncodeEmoji = (chr) => { const hexEncodeEmoji = (chr) => {
if (chr.length !== 1) { if (chr.length === 3) return hexEncodeEmoji(chr.slice(0, 2)) + '-' + hexEncodeEmoji(chr.slice(2, chr.length));
else if (chr.length === 2) {
const hi = chr.charCodeAt(0); const hi = chr.charCodeAt(0);
const lo = chr.charCodeAt(1); const lo = chr.charCodeAt(1);
if (0xD800 <= hi && hi < 0xDC00 && 0xDC00 <= lo && lo < 0xE000) { if (0xD800 <= hi && hi < 0xDC00 && 0xDC00 <= lo && lo < 0xE000) {
return (0x10000 + (hi - 0xD800) * 0x400 + (lo - 0xDC00)).toString(16); return (0x10000 + (hi - 0xD800) * 0x400 + (lo - 0xDC00)).toString(16);
} }
return ("000" + hi.toString(16)).slice(-4) + '-' + ("000" + lo.toString(16)).slice(-4); return hi.toString(16) + '-' + lo.toString(16);
}
else if (chr.length === 1) {
return chr.charCodeAt(0).toString(16);
} }
else { else {
return ("000" + chr.charCodeAt(0).toString(16)).slice(-4); const sp = chr.split(emojiSplit);
if (sp.length !== 2) return '';
return hexEncodeEmoji(sp[0]) + '-200d-' + hexEncodeEmoji(sp[1]);
} }
}; };