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76 lines
2.1 KiB
PHTML
76 lines
2.1 KiB
PHTML
12 years ago
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<?php
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/*
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* This file is part of SwiftMailer.
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* (c) 2004-2009 Chris Corbyn
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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/**
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* Handles Quoted Printable (QP) Transfer Encoding in Swift Mailer using the PHP core function.
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*
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* @package Swift
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* @subpackage Mime
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* @author Lars Strojny
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*/
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class Swift_Mime_ContentEncoder_NativeQpContentEncoder implements Swift_Mime_ContentEncoder
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{
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/**
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* Notify this observer that the entity's charset has changed.
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*
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* @param string $charset
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*/
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public function charsetChanged($charset)
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{
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if ($charset !== 'utf-8') {
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throw new RuntimeException(
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sprintf('Charset "%s" not supported. NativeQpContentEncoder only supports "utf-8"', $charset));
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}
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}
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/**
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* Encode $in to $out.
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*
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* @param Swift_OutputByteStream $os to read from
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* @param Swift_InputByteStream $is to write to
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* @param integer $firstLineOffset
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* @param integer $maxLineLength 0 indicates the default length for this encoding
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*/
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public function encodeByteStream(Swift_OutputByteStream $os, Swift_InputByteStream $is, $firstLineOffset = 0, $maxLineLength = 0)
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{
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$string = '';
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while (false !== $bytes = $os->read(8192)) {
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$string .= $bytes;
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}
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$is->write($this->encodeString($string));
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}
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/**
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* Get the MIME name of this content encoding scheme.
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*
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* @return string
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*/
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public function getName()
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{
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return 'quoted-printable';
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}
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/**
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* Encode a given string to produce an encoded string.
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*
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* @param string $string
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* @param integer $firstLineOffset if first line needs to be shorter
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* @param integer $maxLineLength 0 indicates the default length for this encoding
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*
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* @return string
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*/
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public function encodeString($string, $firstLineOffset = 0, $maxLineLength = 0)
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{
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return quoted_printable_encode($string);
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}
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}
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