Initial commit: apps.prometeysev.ru

vendor/justinrainbow/json-schema/src/JsonSchema/Rfc3339.php

@@ -0,0 +1,30 @@
+<?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;
+    }
+}