@iexec/web3mail/dist/utils/validators.js

This product enables users to confidentially store data–such as mail address, documents, personal information ...

import { isAddress } from 'ethers';
import { ValidationError, boolean, number, string } from 'yup';
export const isValidProvider = async (iexec) => {
    const client = await iexec.config.resolveContractsClient();
    if (!client.signer) {
        throw new Error('Unauthorized method. Please log in with your wallet, you must set a valid provider with a signer.');
    }
};
export const throwIfMissing = () => {
    throw new ValidationError('Missing parameter');
};
const isUndefined = (value) => value === undefined;
const isAddressTest = (value) => isAddress(value);
export const isEnsTest = (value) => value.endsWith('.eth') && value.length > 6;
export const addressOrEnsSchema = () => string()
    .transform((value) => value?.toLowerCase() || value)
    .test('is-address-or-ens', '${path} should be an ethereum address or a ENS name', (value) => isUndefined(value) || isAddressTest(value) || isEnsTest(value));
export const addressSchema = () => string()
    .transform((value) => value?.toLowerCase() || value)
    .test('is-address', '${path} should be an ethereum address', (value) => isUndefined(value) || isAddressTest(value));
// 78 char length for email subject (rfc2822)
export const emailSubjectSchema = () => string().max(78).strict();
// Limit of 512,000 bytes (512 kilo-bytes)
export const emailContentSchema = () => string().max(512000);
// Valid content types for the variable 'contentType'
const validContentTypes = ['text/plain', 'text/html'];
export const contentTypeSchema = () => string().oneOf(validContentTypes, 'Invalid contentType').optional();
// Minimum of 3 characters and max of 20 to avoid sender being flagged as spam
export const senderNameSchema = () => string().trim().min(3).max(20).optional();
// Used to identify the email campaign, minimum of 3 characters and max of 10
export const labelSchema = () => string().trim().min(3).max(10).optional();
export const positiveNumberSchema = () => number().integer().min(0).typeError('${path} must be a non-negative number');
export const booleanSchema = () => boolean().strict().typeError('${path} should be a boolean');
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