131 lines
4.1 KiB
JavaScript
131 lines
4.1 KiB
JavaScript
'use strict';
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = isEmail;
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var _assertString = require('./util/assertString');
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var _assertString2 = _interopRequireDefault(_assertString);
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var _merge = require('./util/merge');
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var _merge2 = _interopRequireDefault(_merge);
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var _isByteLength = require('./isByteLength');
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var _isByteLength2 = _interopRequireDefault(_isByteLength);
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var _isFQDN = require('./isFQDN');
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var _isFQDN2 = _interopRequireDefault(_isFQDN);
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var _isIP = require('./isIP');
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var _isIP2 = _interopRequireDefault(_isIP);
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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var default_email_options = {
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allow_display_name: false,
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require_display_name: false,
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allow_utf8_local_part: true,
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require_tld: true
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};
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/* eslint-disable max-len */
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/* eslint-disable no-control-regex */
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var displayName = /^[a-z\d!#\$%&'\*\+\-\/=\?\^_`{\|}~\.\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]+[a-z\d!#\$%&'\*\+\-\/=\?\^_`{\|}~\,\.\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF\s]*<(.+)>$/i;
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var emailUserPart = /^[a-z\d!#\$%&'\*\+\-\/=\?\^_`{\|}~]+$/i;
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var gmailUserPart = /^[a-z\d]+$/;
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var quotedEmailUser = /^([\s\x01-\x08\x0b\x0c\x0e-\x1f\x7f\x21\x23-\x5b\x5d-\x7e]|(\\[\x01-\x09\x0b\x0c\x0d-\x7f]))*$/i;
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var emailUserUtf8Part = /^[a-z\d!#\$%&'\*\+\-\/=\?\^_`{\|}~\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]+$/i;
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var quotedEmailUserUtf8 = /^([\s\x01-\x08\x0b\x0c\x0e-\x1f\x7f\x21\x23-\x5b\x5d-\x7e\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]|(\\[\x01-\x09\x0b\x0c\x0d-\x7f\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))*$/i;
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/* eslint-enable max-len */
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/* eslint-enable no-control-regex */
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function isEmail(str, options) {
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(0, _assertString2.default)(str);
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options = (0, _merge2.default)(options, default_email_options);
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if (options.require_display_name || options.allow_display_name) {
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var display_email = str.match(displayName);
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if (display_email) {
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str = display_email[1];
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} else if (options.require_display_name) {
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return false;
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}
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}
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var parts = str.split('@');
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var domain = parts.pop();
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var user = parts.join('@');
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var lower_domain = domain.toLowerCase();
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if (options.domain_specific_validation && (lower_domain === 'gmail.com' || lower_domain === 'googlemail.com')) {
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/*
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Previously we removed dots for gmail addresses before validating.
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This was removed because it allows `multiple..dots@gmail.com`
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to be reported as valid, but it is not.
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Gmail only normalizes single dots, removing them from here is pointless,
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should be done in normalizeEmail
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*/
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user = user.toLowerCase();
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// Removing sub-address from username before gmail validation
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var username = user.split('+')[0];
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// Dots are not included in gmail length restriction
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if (!(0, _isByteLength2.default)(username.replace('.', ''), { min: 6, max: 30 })) {
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return false;
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}
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var _user_parts = username.split('.');
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for (var i = 0; i < _user_parts.length; i++) {
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if (!gmailUserPart.test(_user_parts[i])) {
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return false;
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}
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}
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}
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if (!(0, _isByteLength2.default)(user, { max: 64 }) || !(0, _isByteLength2.default)(domain, { max: 254 })) {
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return false;
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}
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if (!(0, _isFQDN2.default)(domain, { require_tld: options.require_tld })) {
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if (!options.allow_ip_domain) {
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return false;
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}
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if (!(0, _isIP2.default)(domain)) {
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if (!domain.startsWith('[') || !domain.endsWith(']')) {
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return false;
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}
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var noBracketdomain = domain.substr(1, domain.length - 2);
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if (noBracketdomain.length === 0 || !(0, _isIP2.default)(noBracketdomain)) {
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return false;
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}
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}
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}
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if (user[0] === '"') {
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user = user.slice(1, user.length - 1);
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return options.allow_utf8_local_part ? quotedEmailUserUtf8.test(user) : quotedEmailUser.test(user);
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}
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var pattern = options.allow_utf8_local_part ? emailUserUtf8Part : emailUserPart;
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var user_parts = user.split('.');
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for (var _i = 0; _i < user_parts.length; _i++) {
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if (!pattern.test(user_parts[_i])) {
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return false;
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}
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}
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return true;
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}
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module.exports = exports['default']; |