From 8ca6cc32b2c789a3149861159ad258f2cb9491e3 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 14:39:39 +0200
Subject: Adding upstream version 2.11.4.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 library/vendor/Zend/Mail/Header/HeaderName.php | 91 ++++++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 library/vendor/Zend/Mail/Header/HeaderName.php

(limited to 'library/vendor/Zend/Mail/Header/HeaderName.php')

diff --git a/library/vendor/Zend/Mail/Header/HeaderName.php b/library/vendor/Zend/Mail/Header/HeaderName.php
new file mode 100644
index 0000000..1284c3c
--- /dev/null
+++ b/library/vendor/Zend/Mail/Header/HeaderName.php
@@ -0,0 +1,91 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to the new BSD license that is bundled
+ * with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * http://framework.zend.com/license/new-bsd
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@zend.com so we can send you a copy immediately.
+ *
+ * @category   Zend
+ * @package    Zend_Mail
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+
+/**
+ * @category   Zend
+ * @package    Zend_Mail
+ * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+final class Zend_Mail_Header_HeaderName
+{
+    /**
+     * No public constructor.
+     */
+    private function __construct()
+    {
+    }
+
+    /**
+     * Filter the header name according to RFC 2822
+     *
+     * @see    http://www.rfc-base.org/txt/rfc-2822.txt (section 2.2)
+     * @param  string $name
+     * @return string
+     */
+    public static function filter($name)
+    {
+        $result = '';
+        $tot    = strlen($name);
+        for ($i = 0; $i < $tot; $i += 1) {
+            $ord = ord($name[$i]);
+            if ($ord > 32 && $ord < 127 && $ord !== 58) {
+                $result .= $name[$i];
+            }
+        }
+        return $result;
+    }
+
+    /**
+     * Determine if the header name contains any invalid characters.
+     *
+     * @param string $name
+     * @return bool
+     */
+    public static function isValid($name)
+    {
+        $tot = strlen($name);
+        for ($i = 0; $i < $tot; $i += 1) {
+            $ord = ord($name[$i]);
+            if ($ord < 33 || $ord > 126 || $ord === 58) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    /**
+     * Assert that the header name is valid.
+     *
+     * Raises an exception if invalid.
+     *
+     * @param string $name
+     * @throws Exception\RuntimeException
+     * @return void
+     */
+    public static function assertValid($name)
+    {
+        if (! self::isValid($name)) {
+            throw new Zend_Mail_Exception('Invalid header name detected');
+        }
+    }
+}
-- 
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