Add new optional beta email parser thats based on ImapEngine instead of Webklex

plugins/vendor/zbateson/mail-mime-parser/src/Header/Consumer/DateConsumerService.php

@@ -0,0 +1,45 @@
+<?php
+/**
+ * This file is part of the ZBateson\MailMimeParser project.
+ *
+ * @license http://opensource.org/licenses/bsd-license.php BSD
+ */
+
+namespace ZBateson\MailMimeParser\Header\Consumer;
+
+use ZBateson\MailMimeParser\Header\IHeaderPart;
+
+/**
+ * Parses a date header into a Part\DatePart taking care of comment and quoted
+ * parts as necessary.
+ *
+ * @author Zaahid Bateson
+ */
+class DateConsumerService extends GenericConsumerService
+{
+    /**
+     * Returns a Part\LiteralPart for the current token
+     *
+     * @param string $token the token
+     * @param bool $isLiteral set to true if the token represents a literal -
+     *        e.g. an escaped token
+     */
+    protected function getPartForToken(string $token, bool $isLiteral) : ?IHeaderPart
+    {
+        return $this->partFactory->newToken($token, false);
+    }
+
+    /**
+     * Constructs a single Part\DatePart of any parsed parts returning it in an
+     * array with a single element.
+     *
+     * @param \ZBateson\MailMimeParser\Header\IHeaderPart[] $parts The parsed
+     *        parts.
+     * @return \ZBateson\MailMimeParser\Header\IHeaderPart[] Array of resulting
+     *         final parts.
+     */
+    protected function processParts(array $parts) : array
+    {
+        return [$this->partFactory->newDatePart($parts)];
+    }
+}