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fix: wildcard MIME types validation #2203

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fix: wildcard MIME types validation #2203

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11 changes: 10 additions & 1 deletion kleros-app/src/lib/atlas/providers/AtlasProvider.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -281,7 +281,16 @@ export const AtlasProvider: React.FC<{ config: AtlasConfig; children?: React.Rea
const restrictions = roleRestrictions.find((supportedRoles) => Roles[supportedRoles.name] === role);

if (!restrictions) throw new Error("Unsupported role.");
if (!restrictions.restriction.allowedMimeTypes.includes(file.type)) throw new Error("Unsupported file type.");

const isValidMimeType = restrictions.restriction.allowedMimeTypes.some((allowedType) => {
if (allowedType.endsWith("/*")) {
const prefix = allowedType.replace("/*", "/");
return file.type.startsWith(prefix);
}
return allowedType === file.type;
});

if (!isValidMimeType) throw new Error("Unsupported file type.");
if (file.size > restrictions.restriction.maxSize)
throw new Error(
`File too big. Max allowed size : ${(restrictions.restriction.maxSize / (1024 * 1024)).toFixed(2)} mb.`
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