Rocket.Chat/packages/rocketchat-file-upload/lib/FileUpload.js

/* globals FileUpload:true */
/* exported FileUpload */

import filesize from 'filesize';

let maxFileSize = 0;

FileUpload = {
	validateFileUpload(file) {
		if (file.size > maxFileSize) {
			const user = Meteor.user();
			const reason = TAPi18n.__('File_exceeds_allowed_size_of_bytes', {
				size: filesize(maxFileSize)
			}, user.language);
			throw new Meteor.Error('error-file-too-large', reason);
		}

		if (!RocketChat.fileUploadIsValidContentType(file.type)) {
			const user = Meteor.user();
			const reason = TAPi18n.__('File_type_is_not_accepted', user.language);
			throw new Meteor.Error('error-invalid-file-type', reason);
		}

		return true;
	}
};

RocketChat.settings.get('FileUpload_MaxFileSize', function(key, value) {
	maxFileSize = value;
});