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Editing: Rfc3339.php
<?php namespace JsonSchema; class Rfc3339 { const REGEX = '/^(\d{4}-\d{2}-\d{2}[T ]{1}\d{2}:\d{2}:\d{2})(\.\d+)?(Z|([+-]\d{2}):?(\d{2}))$/'; /** * Try creating a DateTime instance * * @param string $string * * @return \DateTime|null */ public static function createFromString($string) { if (!preg_match(self::REGEX, strtoupper($string), $matches)) { return null; } $dateAndTime = $matches[1]; $microseconds = $matches[2] ?: '.000000'; $timeZone = 'Z' !== $matches[3] ? $matches[4] . ':' . $matches[5] : '+00:00'; $dateFormat = strpos($dateAndTime, 'T') === false ? 'Y-m-d H:i:s.uP' : 'Y-m-d\TH:i:s.uP'; $dateTime = \DateTime::createFromFormat($dateFormat, $dateAndTime . $microseconds . $timeZone, new \DateTimeZone('UTC')); return $dateTime ?: null; } }
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