diff options
Diffstat (limited to 'vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/ContentEncoder')
6 files changed, 685 insertions, 0 deletions
diff --git a/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/ContentEncoder/Base64ContentEncoder.php b/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/ContentEncoder/Base64ContentEncoder.php new file mode 100644 index 0000000..8f76d70 --- /dev/null +++ b/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/ContentEncoder/Base64ContentEncoder.php @@ -0,0 +1,104 @@ +<?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 Transfer Encoding in Swift Mailer. + * + * @author Chris Corbyn + */ +class Swift_Mime_ContentEncoder_Base64ContentEncoder extends Swift_Encoder_Base64Encoder implements Swift_Mime_ContentEncoder +{ + /** + * Encode stream $in to stream $out. + * + * @param Swift_OutputByteStream $os + * @param Swift_InputByteStream $is + * @param int $firstLineOffset + * @param int $maxLineLength, optional, 0 indicates the default of 76 bytes + */ + public function encodeByteStream(Swift_OutputByteStream $os, Swift_InputByteStream $is, $firstLineOffset = 0, $maxLineLength = 0) + { + if (0 >= $maxLineLength || 76 < $maxLineLength) { + $maxLineLength = 76; + } + + $remainder = 0; + $base64ReadBufferRemainderBytes = null; + + // To reduce memory usage, the output buffer is streamed to the input buffer like so: + // Output Stream => base64encode => wrap line length => Input Stream + // HOWEVER it's important to note that base64_encode() should only be passed whole triplets of data (except for the final chunk of data) + // otherwise it will assume the input data has *ended* and it will incorrectly pad/terminate the base64 data mid-stream. + // We use $base64ReadBufferRemainderBytes to carry over 1-2 "remainder" bytes from the each chunk from OutputStream and pre-pend those onto the + // chunk of bytes read in the next iteration. + // When the OutputStream is empty, we must flush any remainder bytes. + while (true) { + $readBytes = $os->read(8192); + $atEOF = ($readBytes === false); + + if ($atEOF) { + $streamTheseBytes = $base64ReadBufferRemainderBytes; + } else { + $streamTheseBytes = $base64ReadBufferRemainderBytes.$readBytes; + } + $base64ReadBufferRemainderBytes = null; + $bytesLength = strlen($streamTheseBytes); + + if ($bytesLength === 0) { // no data left to encode + break; + } + + // if we're not on the last block of the ouput stream, make sure $streamTheseBytes ends with a complete triplet of data + // and carry over remainder 1-2 bytes to the next loop iteration + if (!$atEOF) { + $excessBytes = $bytesLength % 3; + if ($excessBytes !== 0) { + $base64ReadBufferRemainderBytes = substr($streamTheseBytes, -$excessBytes); + $streamTheseBytes = substr($streamTheseBytes, 0, $bytesLength - $excessBytes); + } + } + + $encoded = base64_encode($streamTheseBytes); + $encodedTransformed = ''; + $thisMaxLineLength = $maxLineLength - $remainder - $firstLineOffset; + + while ($thisMaxLineLength < strlen($encoded)) { + $encodedTransformed .= substr($encoded, 0, $thisMaxLineLength)."\r\n"; + $firstLineOffset = 0; + $encoded = substr($encoded, $thisMaxLineLength); + $thisMaxLineLength = $maxLineLength; + $remainder = 0; + } + + if (0 < $remainingLength = strlen($encoded)) { + $remainder += $remainingLength; + $encodedTransformed .= $encoded; + $encoded = null; + } + + $is->write($encodedTransformed); + + if ($atEOF) { + break; + } + } + } + + /** + * Get the name of this encoding scheme. + * Returns the string 'base64'. + * + * @return string + */ + public function getName() + { + return 'base64'; + } +} diff --git a/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/ContentEncoder/NativeQpContentEncoder.php b/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/ContentEncoder/NativeQpContentEncoder.php new file mode 100644 index 0000000..710b5ac --- /dev/null +++ b/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/ContentEncoder/NativeQpContentEncoder.php @@ -0,0 +1,123 @@ +<?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 Quoted Printable (QP) Transfer Encoding in Swift Mailer using the PHP core function. + * + * @author Lars Strojny + */ +class Swift_Mime_ContentEncoder_NativeQpContentEncoder implements Swift_Mime_ContentEncoder +{ + /** + * @var null|string + */ + private $charset; + + /** + * @param null|string $charset + */ + public function __construct($charset = null) + { + $this->charset = $charset ? $charset : 'utf-8'; + } + + /** + * Notify this observer that the entity's charset has changed. + * + * @param string $charset + */ + public function charsetChanged($charset) + { + $this->charset = $charset; + } + + /** + * Encode $in to $out. + * + * @param Swift_OutputByteStream $os to read from + * @param Swift_InputByteStream $is to write to + * @param int $firstLineOffset + * @param int $maxLineLength 0 indicates the default length for this encoding + * + * @throws RuntimeException + */ + public function encodeByteStream(Swift_OutputByteStream $os, Swift_InputByteStream $is, $firstLineOffset = 0, $maxLineLength = 0) + { + if ($this->charset !== 'utf-8') { + throw new RuntimeException( + sprintf('Charset "%s" not supported. NativeQpContentEncoder only supports "utf-8"', $this->charset)); + } + + $string = ''; + + while (false !== $bytes = $os->read(8192)) { + $string .= $bytes; + } + + $is->write($this->encodeString($string)); + } + + /** + * Get the MIME name of this content encoding scheme. + * + * @return string + */ + public function getName() + { + return 'quoted-printable'; + } + + /** + * Encode a given string to produce an encoded string. + * + * @param string $string + * @param int $firstLineOffset if first line needs to be shorter + * @param int $maxLineLength 0 indicates the default length for this encoding + * + * @throws RuntimeException + * + * @return string + */ + public function encodeString($string, $firstLineOffset = 0, $maxLineLength = 0) + { + if ($this->charset !== 'utf-8') { + throw new RuntimeException( + sprintf('Charset "%s" not supported. NativeQpContentEncoder only supports "utf-8"', $this->charset)); + } + + return $this->_standardize(quoted_printable_encode($string)); + } + + /** + * Make sure CRLF is correct and HT/SPACE are in valid places. + * + * @param string $string + * + * @return string + */ + protected function _standardize($string) + { + // transform CR or LF to CRLF + $string = preg_replace('~=0D(?!=0A)|(?<!=0D)=0A~', '=0D=0A', $string); + // transform =0D=0A to CRLF + $string = str_replace(array("\t=0D=0A", ' =0D=0A', '=0D=0A'), array("=09\r\n", "=20\r\n", "\r\n"), $string); + + switch ($end = ord(substr($string, -1))) { + case 0x09: + $string = substr_replace($string, '=09', -1); + break; + case 0x20: + $string = substr_replace($string, '=20', -1); + break; + } + + return $string; + } +} diff --git a/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/ContentEncoder/PlainContentEncoder.php b/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/ContentEncoder/PlainContentEncoder.php new file mode 100644 index 0000000..219f482 --- /dev/null +++ b/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/ContentEncoder/PlainContentEncoder.php @@ -0,0 +1,162 @@ +<?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 binary/7/8-bit Transfer Encoding in Swift Mailer. + * + * @author Chris Corbyn + */ +class Swift_Mime_ContentEncoder_PlainContentEncoder implements Swift_Mime_ContentEncoder +{ + /** + * The name of this encoding scheme (probably 7bit or 8bit). + * + * @var string + */ + private $_name; + + /** + * True if canonical transformations should be done. + * + * @var bool + */ + private $_canonical; + + /** + * Creates a new PlainContentEncoder with $name (probably 7bit or 8bit). + * + * @param string $name + * @param bool $canonical If canonicalization transformation should be done. + */ + public function __construct($name, $canonical = false) + { + $this->_name = $name; + $this->_canonical = $canonical; + } + + /** + * Encode a given string to produce an encoded string. + * + * @param string $string + * @param int $firstLineOffset ignored + * @param int $maxLineLength - 0 means no wrapping will occur + * + * @return string + */ + public function encodeString($string, $firstLineOffset = 0, $maxLineLength = 0) + { + if ($this->_canonical) { + $string = $this->_canonicalize($string); + } + + return $this->_safeWordWrap($string, $maxLineLength, "\r\n"); + } + + /** + * Encode stream $in to stream $out. + * + * @param Swift_OutputByteStream $os + * @param Swift_InputByteStream $is + * @param int $firstLineOffset ignored + * @param int $maxLineLength optional, 0 means no wrapping will occur + */ + public function encodeByteStream(Swift_OutputByteStream $os, Swift_InputByteStream $is, $firstLineOffset = 0, $maxLineLength = 0) + { + $leftOver = ''; + while (false !== $bytes = $os->read(8192)) { + $toencode = $leftOver.$bytes; + if ($this->_canonical) { + $toencode = $this->_canonicalize($toencode); + } + $wrapped = $this->_safeWordWrap($toencode, $maxLineLength, "\r\n"); + $lastLinePos = strrpos($wrapped, "\r\n"); + $leftOver = substr($wrapped, $lastLinePos); + $wrapped = substr($wrapped, 0, $lastLinePos); + + $is->write($wrapped); + } + if (strlen($leftOver)) { + $is->write($leftOver); + } + } + + /** + * Get the name of this encoding scheme. + * + * @return string + */ + public function getName() + { + return $this->_name; + } + + /** + * Not used. + */ + public function charsetChanged($charset) + { + } + + /** + * A safer (but weaker) wordwrap for unicode. + * + * @param string $string + * @param int $length + * @param string $le + * + * @return string + */ + private function _safeWordwrap($string, $length = 75, $le = "\r\n") + { + if (0 >= $length) { + return $string; + } + + $originalLines = explode($le, $string); + + $lines = array(); + $lineCount = 0; + + foreach ($originalLines as $originalLine) { + $lines[] = ''; + $currentLine = &$lines[$lineCount++]; + + //$chunks = preg_split('/(?<=[\ \t,\.!\?\-&\+\/])/', $originalLine); + $chunks = preg_split('/(?<=\s)/', $originalLine); + + foreach ($chunks as $chunk) { + if (0 != strlen($currentLine) + && strlen($currentLine.$chunk) > $length) { + $lines[] = ''; + $currentLine = &$lines[$lineCount++]; + } + $currentLine .= $chunk; + } + } + + return implode("\r\n", $lines); + } + + /** + * Canonicalize string input (fix CRLF). + * + * @param string $string + * + * @return string + */ + private function _canonicalize($string) + { + return str_replace( + array("\r\n", "\r", "\n"), + array("\n", "\n", "\r\n"), + $string + ); + } +} diff --git a/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/ContentEncoder/QpContentEncoder.php b/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/ContentEncoder/QpContentEncoder.php new file mode 100644 index 0000000..5cc907b --- /dev/null +++ b/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/ContentEncoder/QpContentEncoder.php @@ -0,0 +1,134 @@ +<?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 Quoted Printable (QP) Transfer Encoding in Swift Mailer. + * + * @author Chris Corbyn + */ +class Swift_Mime_ContentEncoder_QpContentEncoder extends Swift_Encoder_QpEncoder implements Swift_Mime_ContentEncoder +{ + protected $_dotEscape; + + /** + * Creates a new QpContentEncoder for the given CharacterStream. + * + * @param Swift_CharacterStream $charStream to use for reading characters + * @param Swift_StreamFilter $filter if canonicalization should occur + * @param bool $dotEscape if dot stuffing workaround must be enabled + */ + public function __construct(Swift_CharacterStream $charStream, Swift_StreamFilter $filter = null, $dotEscape = false) + { + $this->_dotEscape = $dotEscape; + parent::__construct($charStream, $filter); + } + + public function __sleep() + { + return array('_charStream', '_filter', '_dotEscape'); + } + + protected function getSafeMapShareId() + { + return get_class($this).($this->_dotEscape ? '.dotEscape' : ''); + } + + protected function initSafeMap() + { + parent::initSafeMap(); + if ($this->_dotEscape) { + /* Encode . as =2e for buggy remote servers */ + unset($this->_safeMap[0x2e]); + } + } + + /** + * Encode stream $in to stream $out. + * + * QP encoded strings have a maximum line length of 76 characters. + * If the first line needs to be shorter, indicate the difference with + * $firstLineOffset. + * + * @param Swift_OutputByteStream $os output stream + * @param Swift_InputByteStream $is input stream + * @param int $firstLineOffset + * @param int $maxLineLength + */ + public function encodeByteStream(Swift_OutputByteStream $os, Swift_InputByteStream $is, $firstLineOffset = 0, $maxLineLength = 0) + { + if ($maxLineLength > 76 || $maxLineLength <= 0) { + $maxLineLength = 76; + } + + $thisLineLength = $maxLineLength - $firstLineOffset; + + $this->_charStream->flushContents(); + $this->_charStream->importByteStream($os); + + $currentLine = ''; + $prepend = ''; + $size = $lineLen = 0; + + while (false !== $bytes = $this->_nextSequence()) { + // If we're filtering the input + if (isset($this->_filter)) { + // If we can't filter because we need more bytes + while ($this->_filter->shouldBuffer($bytes)) { + // Then collect bytes into the buffer + if (false === $moreBytes = $this->_nextSequence(1)) { + break; + } + + foreach ($moreBytes as $b) { + $bytes[] = $b; + } + } + // And filter them + $bytes = $this->_filter->filter($bytes); + } + + $enc = $this->_encodeByteSequence($bytes, $size); + + $i = strpos($enc, '=0D=0A'); + $newLineLength = $lineLen + ($i === false ? $size : $i); + + if ($currentLine && $newLineLength >= $thisLineLength) { + $is->write($prepend.$this->_standardize($currentLine)); + $currentLine = ''; + $prepend = "=\r\n"; + $thisLineLength = $maxLineLength; + $lineLen = 0; + } + + $currentLine .= $enc; + + if ($i === false) { + $lineLen += $size; + } else { + // 6 is the length of '=0D=0A'. + $lineLen = $size - strrpos($enc, '=0D=0A') - 6; + } + } + if (strlen($currentLine)) { + $is->write($prepend.$this->_standardize($currentLine)); + } + } + + /** + * Get the name of this encoding scheme. + * Returns the string 'quoted-printable'. + * + * @return string + */ + public function getName() + { + return 'quoted-printable'; + } +} diff --git a/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/ContentEncoder/QpContentEncoderProxy.php b/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/ContentEncoder/QpContentEncoderProxy.php new file mode 100644 index 0000000..3214e1c --- /dev/null +++ b/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/ContentEncoder/QpContentEncoderProxy.php @@ -0,0 +1,98 @@ +<?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. + */ + +/** + * Proxy for quoted-printable content encoders. + * + * Switches on the best QP encoder implementation for current charset. + * + * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com> + */ +class Swift_Mime_ContentEncoder_QpContentEncoderProxy implements Swift_Mime_ContentEncoder +{ + /** + * @var Swift_Mime_ContentEncoder_QpContentEncoder + */ + private $safeEncoder; + + /** + * @var Swift_Mime_ContentEncoder_NativeQpContentEncoder + */ + private $nativeEncoder; + + /** + * @var null|string + */ + private $charset; + + /** + * Constructor. + * + * @param Swift_Mime_ContentEncoder_QpContentEncoder $safeEncoder + * @param Swift_Mime_ContentEncoder_NativeQpContentEncoder $nativeEncoder + * @param string|null $charset + */ + public function __construct(Swift_Mime_ContentEncoder_QpContentEncoder $safeEncoder, Swift_Mime_ContentEncoder_NativeQpContentEncoder $nativeEncoder, $charset) + { + $this->safeEncoder = $safeEncoder; + $this->nativeEncoder = $nativeEncoder; + $this->charset = $charset; + } + + /** + * Make a deep copy of object. + */ + public function __clone() + { + $this->safeEncoder = clone $this->safeEncoder; + $this->nativeEncoder = clone $this->nativeEncoder; + } + + /** + * {@inheritdoc} + */ + public function charsetChanged($charset) + { + $this->charset = $charset; + $this->safeEncoder->charsetChanged($charset); + } + + /** + * {@inheritdoc} + */ + public function encodeByteStream(Swift_OutputByteStream $os, Swift_InputByteStream $is, $firstLineOffset = 0, $maxLineLength = 0) + { + $this->getEncoder()->encodeByteStream($os, $is, $firstLineOffset, $maxLineLength); + } + + /** + * {@inheritdoc} + */ + public function getName() + { + return 'quoted-printable'; + } + + /** + * {@inheritdoc} + */ + public function encodeString($string, $firstLineOffset = 0, $maxLineLength = 0) + { + return $this->getEncoder()->encodeString($string, $firstLineOffset, $maxLineLength); + } + + /** + * @return Swift_Mime_ContentEncoder + */ + private function getEncoder() + { + return 'utf-8' === $this->charset ? $this->nativeEncoder : $this->safeEncoder; + } +} diff --git a/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/ContentEncoder/RawContentEncoder.php b/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/ContentEncoder/RawContentEncoder.php new file mode 100644 index 0000000..0b8526e --- /dev/null +++ b/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mime/ContentEncoder/RawContentEncoder.php @@ -0,0 +1,64 @@ +<?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 raw Transfer Encoding in Swift Mailer. + * + * + * @author Sebastiaan Stok <s.stok@rollerscapes.net> + */ +class Swift_Mime_ContentEncoder_RawContentEncoder implements Swift_Mime_ContentEncoder +{ + /** + * Encode a given string to produce an encoded string. + * + * @param string $string + * @param int $firstLineOffset ignored + * @param int $maxLineLength ignored + * + * @return string + */ + public function encodeString($string, $firstLineOffset = 0, $maxLineLength = 0) + { + return $string; + } + + /** + * Encode stream $in to stream $out. + * + * @param Swift_OutputByteStream $in + * @param Swift_InputByteStream $out + * @param int $firstLineOffset ignored + * @param int $maxLineLength ignored + */ + public function encodeByteStream(Swift_OutputByteStream $os, Swift_InputByteStream $is, $firstLineOffset = 0, $maxLineLength = 0) + { + while (false !== ($bytes = $os->read(8192))) { + $is->write($bytes); + } + } + + /** + * Get the name of this encoding scheme. + * + * @return string + */ + public function getName() + { + return 'raw'; + } + + /** + * Not used. + */ + public function charsetChanged($charset) + { + } +} |