10 lines
510 B
JavaScript
10 lines
510 B
JavaScript
const PIPER_MODEL_ORIGIN = 'https://huggingface.co/diffusionstudio/piper-voices/resolve/main/';
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const localPathPrefix = '/tts/piper-wasm-v1/voices/';
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export function localPiperModelUrl(requestedUrl, origin) {
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if (!requestedUrl.startsWith(PIPER_MODEL_ORIGIN)) return null;
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const relativePath = requestedUrl.slice(PIPER_MODEL_ORIGIN.length);
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if (!/^[\w./-]+$/.test(relativePath) || relativePath.split('/').includes('..')) return null;
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return new URL(`${localPathPrefix}${relativePath}`, origin).href;
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}
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