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23 lines
1.0 KiB
TypeScript
23 lines
1.0 KiB
TypeScript
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/*
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* SPDX-FileCopyrightText: syuilo and other misskey contributors
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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/** 各インスタンスから画像引っ張ってくるのがとても大変なのでio経由で出す */
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import { withQuery } from "ufo";
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export function getProxiedImageUrl(imageUrl: string, type?: 'preview' | 'emoji' | 'avatar', mustOrigin = false, noFallback = false): string {
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const localProxy = 'https://misskey.io/proxy';
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if (imageUrl.startsWith('https://proxy.misskeyusercontent.com/') || imageUrl.startsWith('/proxy/') || imageUrl.startsWith(localProxy + '/')) {
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// もう既にproxyっぽそうだったらurlを取り出す
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imageUrl = (new URL(imageUrl)).searchParams.get('url') ?? imageUrl;
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}
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return withQuery(`${mustOrigin ? localProxy : 'https://proxy.misskeyusercontent.com'}/${type === 'preview' ? 'preview.webp' : 'image.webp'}`, {
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url: imageUrl,
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...(!noFallback ? { 'fallback': '1' } : {}),
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...(type ? { [type]: '1' } : {}),
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...(mustOrigin ? { origin: '1' } : {}),
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});
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}
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