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138 lines
No EOL
6.2 KiB
JavaScript
138 lines
No EOL
6.2 KiB
JavaScript
import merge from './util/merge';
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var default_normalize_email_options = {
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// The following options apply to all email addresses
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// Lowercases the local part of the email address.
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// Please note this may violate RFC 5321 as per http://stackoverflow.com/a/9808332/192024).
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// The domain is always lowercased, as per RFC 1035
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all_lowercase: true,
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// The following conversions are specific to GMail
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// Lowercases the local part of the GMail address (known to be case-insensitive)
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gmail_lowercase: true,
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// Removes dots from the local part of the email address, as that's ignored by GMail
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gmail_remove_dots: true,
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// Removes the subaddress (e.g. "+foo") from the email address
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gmail_remove_subaddress: true,
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// Conversts the googlemail.com domain to gmail.com
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gmail_convert_googlemaildotcom: true,
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// The following conversions are specific to Outlook.com / Windows Live / Hotmail
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// Lowercases the local part of the Outlook.com address (known to be case-insensitive)
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outlookdotcom_lowercase: true,
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// Removes the subaddress (e.g. "+foo") from the email address
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outlookdotcom_remove_subaddress: true,
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// The following conversions are specific to Yahoo
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// Lowercases the local part of the Yahoo address (known to be case-insensitive)
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yahoo_lowercase: true,
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// Removes the subaddress (e.g. "-foo") from the email address
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yahoo_remove_subaddress: true,
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// The following conversions are specific to Yandex
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// Lowercases the local part of the Yandex address (known to be case-insensitive)
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yandex_lowercase: true,
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// The following conversions are specific to iCloud
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// Lowercases the local part of the iCloud address (known to be case-insensitive)
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icloud_lowercase: true,
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// Removes the subaddress (e.g. "+foo") from the email address
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icloud_remove_subaddress: true
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}; // List of domains used by iCloud
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var icloud_domains = ['icloud.com', 'me.com']; // List of domains used by Outlook.com and its predecessors
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// This list is likely incomplete.
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// Partial reference:
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// https://blogs.office.com/2013/04/17/outlook-com-gets-two-step-verification-sign-in-by-alias-and-new-international-domains/
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var outlookdotcom_domains = ['hotmail.at', 'hotmail.be', 'hotmail.ca', 'hotmail.cl', 'hotmail.co.il', 'hotmail.co.nz', 'hotmail.co.th', 'hotmail.co.uk', 'hotmail.com', 'hotmail.com.ar', 'hotmail.com.au', 'hotmail.com.br', 'hotmail.com.gr', 'hotmail.com.mx', 'hotmail.com.pe', 'hotmail.com.tr', 'hotmail.com.vn', 'hotmail.cz', 'hotmail.de', 'hotmail.dk', 'hotmail.es', 'hotmail.fr', 'hotmail.hu', 'hotmail.id', 'hotmail.ie', 'hotmail.in', 'hotmail.it', 'hotmail.jp', 'hotmail.kr', 'hotmail.lv', 'hotmail.my', 'hotmail.ph', 'hotmail.pt', 'hotmail.sa', 'hotmail.sg', 'hotmail.sk', 'live.be', 'live.co.uk', 'live.com', 'live.com.ar', 'live.com.mx', 'live.de', 'live.es', 'live.eu', 'live.fr', 'live.it', 'live.nl', 'msn.com', 'outlook.at', 'outlook.be', 'outlook.cl', 'outlook.co.il', 'outlook.co.nz', 'outlook.co.th', 'outlook.com', 'outlook.com.ar', 'outlook.com.au', 'outlook.com.br', 'outlook.com.gr', 'outlook.com.pe', 'outlook.com.tr', 'outlook.com.vn', 'outlook.cz', 'outlook.de', 'outlook.dk', 'outlook.es', 'outlook.fr', 'outlook.hu', 'outlook.id', 'outlook.ie', 'outlook.in', 'outlook.it', 'outlook.jp', 'outlook.kr', 'outlook.lv', 'outlook.my', 'outlook.ph', 'outlook.pt', 'outlook.sa', 'outlook.sg', 'outlook.sk', 'passport.com']; // List of domains used by Yahoo Mail
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// This list is likely incomplete
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var yahoo_domains = ['rocketmail.com', 'yahoo.ca', 'yahoo.co.uk', 'yahoo.com', 'yahoo.de', 'yahoo.fr', 'yahoo.in', 'yahoo.it', 'ymail.com']; // List of domains used by yandex.ru
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var yandex_domains = ['yandex.ru', 'yandex.ua', 'yandex.kz', 'yandex.com', 'yandex.by', 'ya.ru']; // replace single dots, but not multiple consecutive dots
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function dotsReplacer(match) {
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if (match.length > 1) {
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return match;
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}
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return '';
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}
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export default function normalizeEmail(email, options) {
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options = merge(options, default_normalize_email_options);
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var raw_parts = email.split('@');
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var domain = raw_parts.pop();
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var user = raw_parts.join('@');
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var parts = [user, domain]; // The domain is always lowercased, as it's case-insensitive per RFC 1035
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parts[1] = parts[1].toLowerCase();
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if (parts[1] === 'gmail.com' || parts[1] === 'googlemail.com') {
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// Address is GMail
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if (options.gmail_remove_subaddress) {
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parts[0] = parts[0].split('+')[0];
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}
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if (options.gmail_remove_dots) {
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// this does not replace consecutive dots like example..email@gmail.com
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parts[0] = parts[0].replace(/\.+/g, dotsReplacer);
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}
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if (!parts[0].length) {
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return false;
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}
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if (options.all_lowercase || options.gmail_lowercase) {
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parts[0] = parts[0].toLowerCase();
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}
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parts[1] = options.gmail_convert_googlemaildotcom ? 'gmail.com' : parts[1];
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} else if (icloud_domains.indexOf(parts[1]) >= 0) {
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// Address is iCloud
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if (options.icloud_remove_subaddress) {
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parts[0] = parts[0].split('+')[0];
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}
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if (!parts[0].length) {
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return false;
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}
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if (options.all_lowercase || options.icloud_lowercase) {
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parts[0] = parts[0].toLowerCase();
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}
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} else if (outlookdotcom_domains.indexOf(parts[1]) >= 0) {
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// Address is Outlook.com
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if (options.outlookdotcom_remove_subaddress) {
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parts[0] = parts[0].split('+')[0];
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}
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if (!parts[0].length) {
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return false;
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}
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if (options.all_lowercase || options.outlookdotcom_lowercase) {
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parts[0] = parts[0].toLowerCase();
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}
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} else if (yahoo_domains.indexOf(parts[1]) >= 0) {
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// Address is Yahoo
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if (options.yahoo_remove_subaddress) {
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var components = parts[0].split('-');
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parts[0] = components.length > 1 ? components.slice(0, -1).join('-') : components[0];
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}
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if (!parts[0].length) {
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return false;
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}
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if (options.all_lowercase || options.yahoo_lowercase) {
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parts[0] = parts[0].toLowerCase();
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}
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} else if (yandex_domains.indexOf(parts[1]) >= 0) {
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if (options.all_lowercase || options.yandex_lowercase) {
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parts[0] = parts[0].toLowerCase();
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}
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parts[1] = 'yandex.ru'; // all yandex domains are equal, 1st preferred
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} else if (options.all_lowercase) {
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// Any other address
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parts[0] = parts[0].toLowerCase();
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}
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return parts.join('@');
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} |