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Diffstat (limited to 'vendor/swiftmailer/classes/Swift/Signers/DomainKeySigner.php')
| -rw-r--r-- | vendor/swiftmailer/classes/Swift/Signers/DomainKeySigner.php | 512 |
1 files changed, 0 insertions, 512 deletions
diff --git a/vendor/swiftmailer/classes/Swift/Signers/DomainKeySigner.php b/vendor/swiftmailer/classes/Swift/Signers/DomainKeySigner.php deleted file mode 100644 index 07be7cd7..00000000 --- a/vendor/swiftmailer/classes/Swift/Signers/DomainKeySigner.php +++ /dev/null @@ -1,512 +0,0 @@ -<?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. - */ - -/** - * DomainKey Signer used to apply DomainKeys Signature to a message - * - * @author Xavier De Cock <xdecock@gmail.com> - */ -class Swift_Signers_DomainKeySigner implements Swift_Signers_HeaderSigner -{ - /** - * PrivateKey - * - * @var string - */ - protected $_privateKey; - - /** - * DomainName - * - * @var string - */ - protected $_domainName; - - /** - * Selector - * - * @var string - */ - protected $_selector; - - /** - * Hash algorithm used - * - * @var string - */ - protected $_hashAlgorithm = 'rsa-sha1'; - - /** - * Canonisation method - * - * @var string - */ - protected $_canon = 'simple'; - - /** - * Headers not being signed - * - * @var array - */ - protected $_ignoredHeaders = array(); - - /** - * Signer identity - * - * @var string - */ - protected $_signerIdentity; - - /** - * Must we embed signed headers? - * - * @var bool - */ - protected $_debugHeaders = false; - - // work variables - /** - * Headers used to generate hash - * - * @var array - */ - private $_signedHeaders = array(); - - /** - * Stores the signature header - * - * @var Swift_Mime_Headers_ParameterizedHeader - */ - protected $_domainKeyHeader; - - /** - * Hash Handler - * - * @var resource|null - */ - private $_hashHandler; - - private $_hash; - - private $_canonData = ''; - - private $_bodyCanonEmptyCounter = 0; - - private $_bodyCanonIgnoreStart = 2; - - private $_bodyCanonSpace = false; - - private $_bodyCanonLastChar = null; - - private $_bodyCanonLine = ''; - - private $_bound = array(); - - /** - * Constructor - * - * @param string $privateKey - * @param string $domainName - * @param string $selector - */ - public function __construct($privateKey, $domainName, $selector) - { - $this->_privateKey = $privateKey; - $this->_domainName = $domainName; - $this->_signerIdentity = '@' . $domainName; - $this->_selector = $selector; - } - - /** - * Instanciate DomainKeySigner - * - * @param string $privateKey - * @param string $domainName - * @param string $selector - * @return Swift_Signers_DomainKeySigner - */ - public static function newInstance($privateKey, $domainName, $selector) - { - return new static($privateKey, $domainName, $selector); - } - - /** - * Resets internal states - * - * @return Swift_Signers_DomainKeysSigner - */ - public function reset() - { - $this->_hash = null; - $this->_hashHandler = null; - $this->_bodyCanonIgnoreStart = 2; - $this->_bodyCanonEmptyCounter = 0; - $this->_bodyCanonLastChar = null; - $this->_bodyCanonSpace = false; - - return $this; - } - - /** - * Writes $bytes to the end of the stream. - * - * Writing may not happen immediately if the stream chooses to buffer. If - * you want to write these bytes with immediate effect, call {@link commit()} - * after calling write(). - * - * This method returns the sequence ID of the write (i.e. 1 for first, 2 for - * second, etc etc). - * - * @param string $bytes - * @return int - * @throws Swift_IoException - * @return Swift_Signers_DomainKeysSigner - */ - public function write($bytes) - { - $this->_canonicalizeBody($bytes); - foreach ($this->_bound as $is) { - $is->write($bytes); - } - - return $this; - } - - /** - * For any bytes that are currently buffered inside the stream, force them - * off the buffer. - * - * @throws Swift_IoException - * @return Swift_Signers_DomainKeysSigner - */ - public function commit() - { - // Nothing to do - return $this; - } - - /** - * Attach $is to this stream. - * The stream acts as an observer, receiving all data that is written. - * All {@link write()} and {@link flushBuffers()} operations will be mirrored. - * - * @param Swift_InputByteStream $is - * @return Swift_Signers_DomainKeysSigner - */ - public function bind(Swift_InputByteStream $is) - { - // Don't have to mirror anything - $this->_bound[] = $is; - - return $this; - } - - /** - * Remove an already bound stream. - * If $is is not bound, no errors will be raised. - * If the stream currently has any buffered data it will be written to $is - * before unbinding occurs. - * - * @param Swift_InputByteStream $is - * @return Swift_Signers_DomainKeysSigner - */ - public function unbind(Swift_InputByteStream $is) - { - // Don't have to mirror anything - foreach ($this->_bound as $k => $stream) { - if ($stream === $is) { - unset($this->_bound[$k]); - - return; - } - } - - return $this; - } - - /** - * Flush the contents of the stream (empty it) and set the internal pointer - * to the beginning. - * - * @throws Swift_IoException - * @return Swift_Signers_DomainKeysSigner - */ - public function flushBuffers() - { - $this->reset(); - - return $this; - } - - /** - * Set hash_algorithm, must be one of rsa-sha256 | rsa-sha1 defaults to rsa-sha256 - * - * @param string $hash - * @return Swift_Signers_DomainKeysSigner - */ - public function setHashAlgorithm($hash) - { - $this->_hashAlgorithm = 'rsa-sha1'; - - return $this; - } - - /** - * Set the canonicalization algorithm - * - * @param string $canon simple | nofws defaults to simple - * @return Swift_Signers_DomainKeysSigner - */ - public function setCanon($canon) - { - if ($canon == 'nofws') { - $this->_canon = 'nofws'; - } else { - $this->_canon = 'simple'; - } - - return $this; - } - - /** - * Set the signer identity - * - * @param string $identity - * @return Swift_Signers_DomainKeySigner - */ - public function setSignerIdentity($identity) - { - $this->_signerIdentity = $identity; - - return $this; - } - - /** - * Enable / disable the DebugHeaders - * - * @param bool $debug - * @return Swift_Signers_DomainKeySigner - */ - public function setDebugHeaders($debug) - { - $this->_debugHeaders = (bool) $debug; - - return $this; - } - - /** - * Start Body - * - */ - public function startBody() - { - } - - /** - * End Body - * - */ - public function endBody() - { - $this->_endOfBody(); - } - - /** - * Returns the list of Headers Tampered by this plugin - * - * @return array - */ - public function getAlteredHeaders() - { - if ($this->_debugHeaders) { - return array('DomainKey-Signature', 'X-DebugHash'); - } else { - return array('DomainKey-Signature'); - } - } - - /** - * Adds an ignored Header - * - * @param string $header_name - * @return Swift_Signers_DomainKeySigner - */ - public function ignoreHeader($header_name) - { - $this->_ignoredHeaders[strtolower($header_name)] = true; - - return $this; - } - - /** - * Set the headers to sign - * - * @param Swift_Mime_HeaderSet $headers - * @return Swift_Signers_DomainKeySigner - */ - public function setHeaders(Swift_Mime_HeaderSet $headers) - { - $this->_startHash(); - $this->_canonData = ''; - // Loop through Headers - $listHeaders = $headers->listAll(); - foreach ($listHeaders as $hName) { - // Check if we need to ignore Header - if (! isset($this->_ignoredHeaders[strtolower($hName)])) { - if ($headers->has($hName)) { - $tmp = $headers->getAll($hName); - foreach ($tmp as $header) { - if ($header->getFieldBody() != '') { - $this->_addHeader($header->toString()); - $this->_signedHeaders[] = $header->getFieldName(); - } - } - } - } - } - $this->_endOfHeaders(); - - return $this; - } - - /** - * Add the signature to the given Headers - * - * @param Swift_Mime_HeaderSet $headers - * @return Swift_Signers_DomainKeySigner - */ - public function addSignature(Swift_Mime_HeaderSet $headers) - { - // Prepare the DomainKey-Signature Header - $params = array('a' => $this->_hashAlgorithm, 'b' => chunk_split(base64_encode($this->_getEncryptedHash()), 73, " "), 'c' => $this->_canon, 'd' => $this->_domainName, 'h' => implode(': ', $this->_signedHeaders), 'q' => 'dns', 's' => $this->_selector); - $string = ''; - foreach ($params as $k => $v) { - $string .= $k . '=' . $v . '; '; - } - $string = trim($string); - $headers->addTextHeader('DomainKey-Signature', $string); - - return $this; - } - - /* Private helpers */ - - protected function _addHeader($header) - { - switch ($this->_canon) { - case 'nofws' : - // Prepare Header and cascade - $exploded = explode(':', $header, 2); - $name = strtolower(trim($exploded[0])); - $value = str_replace("\r\n", "", $exploded[1]); - $value = preg_replace("/[ \t][ \t]+/", " ", $value); - $header = $name . ":" . trim($value) . "\r\n"; - case 'simple' : - // Nothing to do - } - $this->_addToHash($header); - } - - protected function _endOfHeaders() - { - $this->_bodyCanonEmptyCounter = 1; - } - - protected function _canonicalizeBody($string) - { - $len = strlen($string); - $canon = ''; - $nofws = ($this->_canon == "nofws"); - for ($i = 0; $i < $len; ++$i) { - if ($this->_bodyCanonIgnoreStart > 0) { - --$this->_bodyCanonIgnoreStart; - continue; - } - switch ($string[$i]) { - case "\r" : - $this->_bodyCanonLastChar = "\r"; - break; - case "\n" : - if ($this->_bodyCanonLastChar == "\r") { - if ($nofws) { - $this->_bodyCanonSpace = false; - } - if ($this->_bodyCanonLine == '') { - ++$this->_bodyCanonEmptyCounter; - } else { - $this->_bodyCanonLine = ''; - $canon .= "\r\n"; - } - } else { - // Wooops Error - throw new Swift_SwiftException('Invalid new line sequence in mail found \n without preceding \r'); - } - break; - case " " : - case "\t" : - case "\x09": //HTAB - if ($nofws) { - $this->_bodyCanonSpace = true; - break; - } - default : - if ($this->_bodyCanonEmptyCounter > 0) { - $canon .= str_repeat("\r\n", $this->_bodyCanonEmptyCounter); - $this->_bodyCanonEmptyCounter = 0; - } - $this->_bodyCanonLine .= $string[$i]; - $canon .= $string[$i]; - } - } - $this->_addToHash($canon); - } - - protected function _endOfBody() - { - if (strlen($this->_bodyCanonLine) > 0) { - $this->_addToHash("\r\n"); - } - $this->_hash = hash_final($this->_hashHandler, true); - } - - private function _addToHash($string) - { - $this->_canonData .= $string; - hash_update($this->_hashHandler, $string); - } - - private function _startHash() - { - // Init - switch ($this->_hashAlgorithm) { - case 'rsa-sha1' : - $this->_hashHandler = hash_init('sha1'); - break; - } - $this->_canonLine = ''; - } - - /** - * @throws Swift_SwiftException - * @return string - */ - private function _getEncryptedHash() - { - $signature = ''; - $pkeyId=openssl_get_privatekey($this->_privateKey); - if (!$pkeyId) { - throw new Swift_SwiftException('Unable to load DomainKey Private Key ['.openssl_error_string().']'); - } - if (openssl_sign($this->_canonData, $signature, $pkeyId, OPENSSL_ALGO_SHA1)) { - return $signature; - } - throw new Swift_SwiftException('Unable to sign DomainKey Hash ['.openssl_error_string().']'); - } -} |