78 lines
2.2 KiB
PHP
78 lines
2.2 KiB
PHP
<?php
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/* Icinga Web 2 | (c) 2013 Icinga Development Team | GPLv2+ */
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namespace Icinga\Web\Form\Validator;
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use DateTime;
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use Zend_Validate_Abstract;
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/**
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* Validator for date-and-time input controls
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*
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* @see \Icinga\Web\Form\Element\DateTimePicker For the date-and-time input control.
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*/
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class DateTimeValidator extends Zend_Validate_Abstract
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{
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const INVALID_DATETIME_TYPE = 'invalidDateTimeType';
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const INVALID_DATETIME_FORMAT = 'invalidDateTimeFormat';
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/**
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* The messages to write on differen error states
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*
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* @var array
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*
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* @see Zend_Validate_Abstract::$_messageTemplates‚
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*/
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protected $_messageTemplates = array(
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self::INVALID_DATETIME_TYPE => 'Invalid type given. Instance of DateTime or date/time string expected',
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self::INVALID_DATETIME_FORMAT => 'Date/time string not in the expected format: %value%'
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);
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protected $local;
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/**
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* Create a new date-and-time input control validator
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*
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* @param bool $local
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*/
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public function __construct($local)
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{
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$this->local = (bool) $local;
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}
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/**
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* Is the date and time valid?
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*
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* @param string|DateTime $value
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* @param mixed $context
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*
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* @return bool
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*
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* @see \Zend_Validate_Interface::isValid()
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*/
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public function isValid($value, $context = null)
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{
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if (! $value instanceof DateTime && ! is_string($value)) {
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$this->_error(self::INVALID_DATETIME_TYPE);
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return false;
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}
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if (! $value instanceof DateTime) {
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$format = $baseFormat = $this->local === true ? 'Y-m-d\TH:i:s' : DateTime::RFC3339;
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$dateTime = DateTime::createFromFormat($format, $value);
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if ($dateTime === false) {
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$format = substr($format, 0, strrpos($format, ':'));
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$dateTime = DateTime::createFromFormat($format, $value);
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}
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if ($dateTime === false || $dateTime->format($format) !== $value) {
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$this->_error(self::INVALID_DATETIME_FORMAT, $baseFormat);
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return false;
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}
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}
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return true;
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}
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}
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