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Diffstat (limited to 'vendor/swiftmailer/swiftmailer/lib/classes/Swift/Encoder/Base64Encoder.php')
-rw-r--r--vendor/swiftmailer/swiftmailer/lib/classes/Swift/Encoder/Base64Encoder.php58
1 files changed, 58 insertions, 0 deletions
diff --git a/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Encoder/Base64Encoder.php b/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Encoder/Base64Encoder.php
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+++ b/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Encoder/Base64Encoder.php
@@ -0,0 +1,58 @@
+<?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 Base 64 Encoding in Swift Mailer.
+ *
+ * @author Chris Corbyn
+ */
+class Swift_Encoder_Base64Encoder implements Swift_Encoder
+{
+ /**
+ * Takes an unencoded string and produces a Base64 encoded string from it.
+ *
+ * Base64 encoded strings have a maximum line length of 76 characters.
+ * If the first line needs to be shorter, indicate the difference with
+ * $firstLineOffset.
+ *
+ * @param string $string to encode
+ * @param int $firstLineOffset
+ * @param int $maxLineLength optional, 0 indicates the default of 76 bytes
+ *
+ * @return string
+ */
+ public function encodeString($string, $firstLineOffset = 0, $maxLineLength = 0)
+ {
+ if (0 >= $maxLineLength || 76 < $maxLineLength) {
+ $maxLineLength = 76;
+ }
+
+ $encodedString = base64_encode($string);
+ $firstLine = '';
+
+ if (0 != $firstLineOffset) {
+ $firstLine = substr(
+ $encodedString, 0, $maxLineLength - $firstLineOffset
+ )."\r\n";
+ $encodedString = substr(
+ $encodedString, $maxLineLength - $firstLineOffset
+ );
+ }
+
+ return $firstLine.trim(chunk_split($encodedString, $maxLineLength, "\r\n"));
+ }
+
+ /**
+ * Does nothing.
+ */
+ public function charsetChanged($charset)
+ {
+ }
+}