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Updated PHP code snippet

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- Optimised and cleaned, faster by about 32.5% on my machine
- Added optional parameter to select the blacklist file, defaults to "disposable_email_blacklist.conf" file in the same directory as script
- Renamed and indented according to PSR-2
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Wruczek 2018-07-11 03:53:04 +02:00 committed by GitHub
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@ -31,14 +31,16 @@ Available as [PyPI module](https://pypi.org/project/disposable-email-domains) th
True
```
**PHP** contributed by [@txt3rob](https://github.com/txt3rob), [@deguif](https://github.com/deguif) and [@pjebs](https://github.com/pjebs)
**PHP** contributed by [@txt3rob](https://github.com/txt3rob), [@deguif](https://github.com/deguif), [@pjebs](https://github.com/pjebs) and [@Wruczek](https://github.com/Wruczek)
1. Make sure the passed email is valid. You can check that with [filter_var](https://secure.php.net/manual/en/function.filter-var.php)
2. Make sure you have the mbstring extension installed on your server
```php
function is_disposable_email($email) {
$path = realpath(dirname(__FILE__)) . '/disposable_email_blacklist.conf';
$mail_domains_ko = file($path, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
$mail_domains_ko = array_fill_keys($mail_domains_ko, true);
$domain = mb_strtolower(explode('@', trim($email))[1]);
return (isset($mail_domains_ko[$domain]) || array_key_exists($domain, $mail_domains_ko));
function isDisposableEmail($email, $blacklist_path = null) {
if (!$blacklist_path) $blacklist_path = __DIR__ . '/disposable_email_blacklist.conf';
$disposable_domains = file($blacklist_path, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
$domain = mb_strtolower(explode('@', trim($email))[1]);
return in_array($domain, $disposable_domains);
}
```
**Ruby on Rails** contributed by [@MitsunChieh](https://github.com/MitsunChieh)