47 lines
1.0 KiB
PHP
47 lines
1.0 KiB
PHP
<?php
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namespace SilverStripe\Subsites\Forms;
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use SilverStripe\Forms\TextField;
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/**
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* A text field that accepts only valid domain names, but allows the wildcard (*) character
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*/
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class WildcardDomainField extends TextField
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{
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/**
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* Validate this field as a valid hostname
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*
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* @param Validator $validator
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* @return bool
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*/
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public function validate($validator)
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{
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if ($this->checkHostname($this->Value())) {
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return true;
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}
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$validator->validationError(
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$this->getName(),
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_t('DomainNameField.INVALID_DOMAIN', 'Invalid domain name'),
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'validation'
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);
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return false;
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}
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/**
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* Check if the given hostname is valid.
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*
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* @param string $hostname
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* @return bool True if this hostname is valid
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*/
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public function checkHostname($hostname)
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{
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return (bool)preg_match('/^([a-z0-9\*]+[\-\.\:])*([a-z0-9\*]+)$/', $hostname ?? '');
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}
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public function Type()
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{
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return 'text wildcarddomain';
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}
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}
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