59 lines
1.4 KiB
PHP
59 lines
1.4 KiB
PHP
<?php
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namespace SilverStripe\Forms;
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/**
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* Text input field with validation for correct email format according to RFC 2822.
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*/
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class EmailField extends TextField
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{
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protected $inputType = 'email';
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/**
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* {@inheritdoc}
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*/
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public function Type()
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{
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return 'email text';
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}
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/**
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* Validates for RFC 2822 compliant email addresses.
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*
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* @see http://www.regular-expressions.info/email.html
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* @see http://www.ietf.org/rfc/rfc2822.txt
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*
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* @param Validator $validator
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*
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* @return string
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*/
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public function validate($validator)
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{
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$this->value = trim($this->value ?? '');
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$pattern = '^[a-z0-9!#$%&\'*+/=?^_`{|}~-]+(?:\\.[a-z0-9!#$%&\'*+/=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?$';
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// Escape delimiter characters.
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$safePattern = str_replace('/', '\\/', $pattern ?? '');
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if ($this->value && !preg_match('/' . $safePattern . '/i', $this->value ?? '')) {
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$validator->validationError(
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$this->name,
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_t('SilverStripe\\Forms\\EmailField.VALIDATION', 'Please enter an email address'),
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'validation'
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);
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return false;
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}
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return true;
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}
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public function getSchemaValidation()
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{
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$rules = parent::getSchemaValidation();
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$rules['email'] = true;
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return $rules;
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}
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}
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