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Improve MIME type handling on File Upload and in Message Component (#688)

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* move allowed MIME types to own util file

* add check for safe MIME type before choosing how to upload

* check for allowed blob type to decide what component to load

* re-add check for safe mimetype

* fix bracket positioning
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James 2022-08-14 12:01:17 +01:00 • committed by GitHub
parent af69955801
commit a417980a81
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4 changed files with 47 additions and 38 deletions
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37
src/util/mimetypes.js Normal file
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// https://github.com/matrix-org/matrix-react-sdk/blob/cd15e08fc285da42134817cce50de8011809cd53/src/utils/blobs.ts
export const ALLOWED_BLOB_MIMETYPES = [
'image/jpeg',
'image/gif',
'image/png',
'image/apng',
'image/webp',
'image/avif',
'video/mp4',
'video/webm',
'video/ogg',
'video/quicktime',
'audio/mp4',
'audio/webm',
'audio/aac',
'audio/mpeg',
'audio/ogg',
'audio/wave',
'audio/wav',
'audio/x-wav',
'audio/x-pn-wav',
'audio/flac',
'audio/x-flac',
];
export function getBlobSafeMimeType(mimetype) {
if (!ALLOWED_BLOB_MIMETYPES.includes(mimetype)) {
return 'application/octet-stream';
}
// Required for Chromium browsers
if (mimetype === 'video/quicktime') {
return 'video/mp4';
}
return mimetype;
}