SilverStripe\Forms\EmailField

Complexity

Total Complexity

6

Size/Duplication

Total Lines	57
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	2

Importance

Changes

0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	Type()	0	3	1
A	getAttributes()	0	8	1
A	validate()	0	20	3
A	getSchemaValidation()	0	5	1

<?php

namespace SilverStripe\Forms;

/**
 * Text input field with validation for correct email format according to RFC 2822.
 */
class EmailField extends TextField {
	/**
	 * {@inheritdoc}
	 */
	public function Type() {
		return 'email text';
	}

	/**
	 * {@inheritdoc}
	 */
	public function getAttributes() {
		return array_merge(
			parent::getAttributes(),
			array(
				'type' => 'email',
			)
		);
	}

	/**
	 * Validates for RFC 2822 compliant email addresses.
	 *
	 * @see http://www.regular-expressions.info/email.html
	 * @see http://www.ietf.org/rfc/rfc2822.txt
	 *
	 * @param Validator $validator
	 *
	 * @return string
	 */
	public function validate($validator) {
		$this->value = trim($this->value);

		$pattern = '^[a-z0-9!#$%&\'*+/=?^_`{|}~-]+(?:\\.[a-z0-9!#$%&\'*+/=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?$';

		// Escape delimiter characters.
		$safePattern = str_replace('/', '\\/', $pattern);

		if($this->value && !preg_match('/' . $safePattern . '/i', $this->value)) {
			$validator->validationError(
				$this->name,
				_t('EmailField.VALIDATION', 'Please enter an email address'),
				'validation'
			);

			return false;
		}

		return true;
	}

	public function getSchemaValidation() {
		$rules = parent::getSchemaValidation();
		$rules['email'] = true;
		return $rules;
	}
}