Rocket.Chat.ReactNative/app/utils/media.ts

38 lines
1.1 KiB
TypeScript

import { IShareAttachment } from '../definitions';
export const canUploadFile = ({
file,
allowList,
maxFileSize,
permissionToUploadFile
}: {
file: IShareAttachment;
allowList?: string;
maxFileSize?: number;
permissionToUploadFile: boolean;
}): { success: boolean; error?: string } => {
if (!(file && file.path)) {
return { success: true };
}
if (maxFileSize && maxFileSize > -1 && file.size > maxFileSize) {
return { success: false, error: 'error-file-too-large' };
}
if (!permissionToUploadFile) {
return { success: false, error: 'error-not-permission-to-upload-file' };
}
// if white list is empty, all media types are enabled
if (!allowList || allowList === '*') {
return { success: true };
}
const allowedMime = allowList.split(',');
if (allowedMime.includes(file.mime!)) {
return { success: true };
}
const wildCardGlob = '/*';
const wildCards = allowedMime.filter((item: string) => item.indexOf(wildCardGlob) > 0);
if (file.mime && wildCards.includes(file.mime.replace(/(\/.*)$/, wildCardGlob))) {
return { success: true };
}
return { success: false, error: 'error-invalid-file-type' };
};