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-rw-r--r--vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/HeaderEncoder/Base64HeaderEncoder.php55
1 files changed, 55 insertions, 0 deletions
diff --git a/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/HeaderEncoder/Base64HeaderEncoder.php b/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/HeaderEncoder/Base64HeaderEncoder.php
new file mode 100644
index 0000000..83a4f2f
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+++ b/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/HeaderEncoder/Base64HeaderEncoder.php
@@ -0,0 +1,55 @@
+<?php
+
+/*
+ * This file is part of SwiftMailer.
+ * (c) 2004-2009 Chris Corbyn
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Handles Base64 (B) Header Encoding in Swift Mailer.
+ *
+ * @author Chris Corbyn
+ */
+class Swift_Mime_HeaderEncoder_Base64HeaderEncoder extends Swift_Encoder_Base64Encoder implements Swift_Mime_HeaderEncoder
+{
+ /**
+ * Get the name of this encoding scheme.
+ * Returns the string 'B'.
+ *
+ * @return string
+ */
+ public function getName()
+ {
+ return 'B';
+ }
+
+ /**
+ * Takes an unencoded string and produces a Base64 encoded string from it.
+ *
+ * If the charset is iso-2022-jp, it uses mb_encode_mimeheader instead of
+ * default encodeString, otherwise pass to the parent method.
+ *
+ * @param string $string string to encode
+ * @param int $firstLineOffset
+ * @param int $maxLineLength optional, 0 indicates the default of 76 bytes
+ * @param string $charset
+ *
+ * @return string
+ */
+ public function encodeString($string, $firstLineOffset = 0, $maxLineLength = 0, $charset = 'utf-8')
+ {
+ if (strtolower($charset) === 'iso-2022-jp') {
+ $old = mb_internal_encoding();
+ mb_internal_encoding('utf-8');
+ $newstring = mb_encode_mimeheader($string, $charset, $this->getName(), "\r\n");
+ mb_internal_encoding($old);
+
+ return $newstring;
+ }
+
+ return parent::encodeString($string, $firstLineOffset, $maxLineLength);
+ }
+}