first commit

system/vendor/swift/Swift/Authenticator/@PopB4Smtp.php

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+<?php
+
+/**
+ * Swift Mailer PopB4Smtp Authenticator Mechanism
+ * Please read the LICENSE file
+ * @author Chris Corbyn <chris@w3style.co.uk>
+ * @package Swift_Authenticator
+ * @license GNU Lesser General Public License
+ */
+
+require_once dirname(__FILE__) . "/../ClassLoader.php";
+Swift_ClassLoader::load("Swift_Authenticator");
+Swift_ClassLoader::load("Swift_LogContainer");
+
+/**
+ * Swift PopB4Smtp Authenticator
+ * This form of authentication requires a quick connection to be made with a POP3 server before finally connecting to SMTP
+ * @package Swift_Authenticator
+ * @author Chris Corbyn <chris@w3style.co.uk>
+ */
+class Swift_Authenticator_PopB4Smtp implements Swift_Authenticator
+{
+  protected $connection = null;
+  /**
+   * Constructor
+   * @param mixed Swift_Authenticator_PopB4Smtp_Pop3Connection or string FQDN of POP3 server
+   * @param int The remote port number
+   * @param int The level of encryption to use
+   */
+  public function __construct($conn=null, $port=110, $encryption=0)
+  {
+    if (is_object($conn)) $this->connection = $conn;
+    else
+    {
+      Swift_ClassLoader::load("Swift_Authenticator_PopB4Smtp_Pop3Connection");
+      $this->connection = new Swift_Authenticator_PopB4Smtp_Pop3Connection($conn, $port, $encryption);
+    }
+  }
+  /**
+   * Try to authenticate using the username and password
+   * Returns false on failure
+   * @param string The username
+   * @param string The password
+   * @param Swift The instance of Swift this authenticator is used in
+   * @return boolean
+   */
+  public function isAuthenticated($user, $pass, Swift $swift)
+  {
+    $log = Swift_LogContainer::getLog();
+    if ($log->hasLevel(Swift_Log::LOG_EVERYTHING))
+    {
+      $log->add("Trying POP3 Before SMTP authentication.  Disconnecting from SMTP first.");
+    }
+    $swift->disconnect();
+    try {
+      $this->connection->start();
+      $this->connection->assertOk($this->connection->read());
+      $this->connection->write("USER " . $user);
+      $this->connection->assertOk($this->connection->read());
+      $this->connection->write("PASS " . $pass);
+      $this->connection->assertOk($this->connection->read());
+      $this->connection->write("QUIT");
+      $this->connection->assertOk($this->connection->read());
+      $this->connection->stop();
+    } catch (Swift_ConnectionException $e) {
+      if ($log->hasLevel(Swift_Log::LOG_ERRORS))
+      {
+        $log->add("POP3 authentication failed.");
+      }
+      return false;
+    }
+    $options = $swift->getOptions();
+    $swift->setOptions($options | Swift::NO_POST_CONNECT);
+    $swift->connect();
+    $swift->setOptions($options);
+    return true;
+  }
+  /**
+   * Return the name of the AUTH extension this is for
+   * @return string
+   */
+  public function getAuthExtensionName()
+  {
+    return "*PopB4Smtp";
+  }
+}

system/vendor/swift/Swift/Authenticator/CRAMMD5.php

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+<?php
+
+/**
+ * Swift Mailer CRAM-MD5 Authenticator Mechanism
+ * Please read the LICENSE file
+ * @author Chris Corbyn <chris@w3style.co.uk>
+ * @package Swift_Authenticator
+ * @license GNU Lesser General Public License
+ */
+
+require_once dirname(__FILE__) . "/../ClassLoader.php";
+Swift_ClassLoader::load("Swift_Authenticator");
+
+/**
+ * Swift CRAM-MD5 Authenticator
+ * This form of authentication is a secure challenge-response method
+ * @package Swift_Authenticator
+ * @author Chris Corbyn <chris@w3style.co.uk>
+ */
+class Swift_Authenticator_CRAMMD5 implements Swift_Authenticator
+{
+  /**
+   * Try to authenticate using the username and password
+   * Returns false on failure
+   * @param string The username
+   * @param string The password
+   * @param Swift The instance of Swift this authenticator is used in
+   * @return boolean
+   */
+  public function isAuthenticated($user, $pass, Swift $swift)
+  {
+    try {
+      $encoded_challenge = substr($swift->command("AUTH CRAM-MD5", 334)->getString(), 4);
+      $challenge = base64_decode($encoded_challenge);
+      $response = base64_encode($user . " " . self::generateCRAMMD5Hash($pass, $challenge));
+      $swift->command($response, 235);
+    } catch (Swift_ConnectionException $e) {
+      $swift->reset();
+      return false;
+    }
+    return true;
+  }
+  /**
+   * Return the name of the AUTH extension this is for
+   * @return string
+   */
+  public function getAuthExtensionName()
+  {
+    return "CRAM-MD5";
+  }
+  /**
+   * Generate a CRAM-MD5 hash from a challenge
+   * @param string The string to get a hash from
+   * @param string The challenge to use to make the hash
+   * @return string
+   */
+  public static function generateCRAMMD5Hash($password, $challenge)
+  {
+    if (strlen($password) > 64)
+      $password = pack('H32', md5($password));
+
+    if (strlen($password) < 64)
+      $password = str_pad($password, 64, chr(0));
+
+    $k_ipad = substr($password, 0, 64) ^ str_repeat(chr(0x36), 64);
+    $k_opad = substr($password, 0, 64) ^ str_repeat(chr(0x5C), 64);
+
+    $inner  = pack('H32', md5($k_ipad.$challenge));
+    $digest = md5($k_opad.$inner);
+
+    return $digest;
+  }
+}

system/vendor/swift/Swift/Authenticator/LOGIN.php

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+<?php
+
+/**
+ * Swift Mailer LOGIN Authenticator Mechanism
+ * Please read the LICENSE file
+ * @author Chris Corbyn <chris@w3style.co.uk>
+ * @package Swift_Authenticator
+ * @license GNU Lesser General Public License
+ */
+
+require_once dirname(__FILE__) . "/../ClassLoader.php";
+Swift_ClassLoader::load("Swift_Authenticator");
+
+/**
+ * Swift LOGIN Authenticator
+ * @package Swift_Authenticator
+ * @author Chris Corbyn <chris@w3style.co.uk>
+ */
+class Swift_Authenticator_LOGIN implements Swift_Authenticator
+{
+  /**
+   * Try to authenticate using the username and password
+   * Returns false on failure
+   * @param string The username
+   * @param string The password
+   * @param Swift The instance of Swift this authenticator is used in
+   * @return boolean
+   */
+  public function isAuthenticated($user, $pass, Swift $swift)
+  {
+    try {
+      $swift->command("AUTH LOGIN", 334);
+      $swift->command(base64_encode($user), 334);
+      $swift->command(base64_encode($pass), 235);
+    } catch (Swift_ConnectionException $e) {
+      $swift->reset();
+      return false;
+    }
+    return true;
+  }
+  /**
+   * Return the name of the AUTH extension this is for
+   * @return string
+   */
+  public function getAuthExtensionName()
+  {
+    return "LOGIN";
+  }
+}

system/vendor/swift/Swift/Authenticator/PLAIN.php

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+<?php
+
+/**
+ * Swift Mailer PLAIN Authenticator Mechanism
+ * Please read the LICENSE file
+ * @author Chris Corbyn <chris@w3style.co.uk>
+ * @package Swift_Authenticator
+ * @license GNU Lesser General Public License
+ */
+
+require_once dirname(__FILE__) . "/../ClassLoader.php";
+Swift_ClassLoader::load("Swift_Authenticator");
+
+/**
+ * Swift PLAIN Authenticator
+ * This form of authentication is unbelievably insecure since everything is done plain-text
+ * @package Swift_Authenticator
+ * @author Chris Corbyn <chris@w3style.co.uk>
+ */
+class Swift_Authenticator_PLAIN implements Swift_Authenticator
+{
+  /**
+   * Try to authenticate using the username and password
+   * Returns false on failure
+   * @param string The username
+   * @param string The password
+   * @param Swift The instance of Swift this authenticator is used in
+   * @return boolean
+   */
+  public function isAuthenticated($user, $pass, Swift $swift)
+  {
+    try {
+      //The authorization string uses ascii null as a separator (See RFC 2554)
+      $credentials = base64_encode($user . chr(0) . $user . chr(0) . $pass);
+      $swift->command("AUTH PLAIN " . $credentials, 235);
+    } catch (Swift_ConnectionException $e) {
+      $swift->reset();
+      return false;
+    }
+    return true;
+  }
+  /**
+   * Return the name of the AUTH extension this is for
+   * @return string
+   */
+  public function getAuthExtensionName()
+  {
+    return "PLAIN";
+  }
+}

system/vendor/swift/Swift/Authenticator/PopB4Smtp/Pop3Connection.php

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+<?php
+
+/**
+ * Swift Mailer PopB4Smtp Pop3 Connection component
+ * Please read the LICENSE file
+ * @author Chris Corbyn <chris@w3style.co.uk>
+ * @package Swift_Authenticator
+ * @license GNU Lesser General Public License
+ */
+
+require_once dirname(__FILE__) . "/../../ClassLoader.php";
+
+/**
+ * Swift PopB4Smtp Authenticator Connection Component for the POP3 server
+ * Provides a I/O wrapper for the POP3 connection
+ * @package Swift_Authenticator
+ * @author Chris Corbyn <chris@w3style.co.uk>
+ */
+class Swift_Authenticator_PopB4Smtp_Pop3Connection
+{
+  /**
+   * Constant for no encyption
+   */
+  const ENC_OFF = 0;
+  /**
+   * Constant for SSL encryption
+   */
+  const ENC_SSL = 1;
+  /**
+   * The server to connect to (IP or FQDN)
+   * @var string
+   */
+  protected $server = null;
+  /**
+   * The port to connect to
+   * @var int
+   */
+  protected $port = null;
+  /**
+   * The open connection resource from fsockopen()
+   * @var resource
+   */
+  protected $handle = null;
+  
+  /**
+   * Constructor
+   * @param string The name of the POP3 server
+   * @param int The port for the POP3 service
+   * @param int The level of encryption to use
+   */
+  public function __construct($server="localhost", $port=110, $encryption=0)
+  {
+    $this->setServer($server);
+    $this->setPort($port);
+    $this->setEncryption($encryption);
+  }
+  /**
+   * Set the server name
+   * @param string The IP or FQDN of the POP3 server
+   */
+  public function setServer($server)
+  {
+    $this->server = (string) $server;
+  }
+  /**
+   * Set the port number for the POP3 server
+   * @param int
+   */
+  public function setPort($port)
+  {
+    $this->port = (int) $port;
+  }
+  /**
+   * Get the server name
+   * @return string
+   */
+  public function getServer()
+  {
+    return $this->server;
+  }
+  /**
+   * Get the remote port number
+   * @return int
+   */
+  public function getPort()
+  {
+    return $this->port;
+  }
+  /**
+   * Set the level of enryption to use (see ENC_OFF or ENC_SSL)
+   * @param int The constant for the encryption level
+   */
+  public function setEncryption($enc)
+  {
+    $this->encryption = (int) $enc;
+  }
+  /**
+   * Get the current encryption level set (corresponds to ENC_SSL or ENC_OFF)
+   * @return int
+   */
+  public function getEncryption()
+  {
+    return $this->encryption;
+  }
+  /**
+   * Check if the response is a +OK response
+   * @throws Swift_ConnectionException Upon bad response
+   */
+  public function assertOk($line)
+  {
+    if (substr($line, 0, 3) != "+OK")
+    {
+      Swift_ClassLoader::load("Swift_ConnectionException");
+      throw new Swift_ConnectionException("The POP3 server did not suitably respond with a +OK response. " .
+      "[" . $line . "]");
+    }
+  }
+  /**
+   * Try to open the connection
+   * @throws Swift_ConnectionException If the connection will not start
+   */
+  public function start()
+  {
+    $url = $this->getServer();
+    if ($this->getEncryption() == self::ENC_SSL) $url = "ssl://" . $url;
+    
+    if ((false === $this->handle = fsockopen($url, $this->getPort(), $errno, $errstr, $timeout)))
+    {
+      Swift_ClassLoader::load("Swift_ConnectionException");
+      throw new Swift_ConnectionException("The POP3 connection failed to start.  The error string returned from fsockopen() is [" . $errstr . "] #" . $errno);
+    }
+  }
+  /**
+   * Try to close the connection
+   * @throws Swift_ConnectionException If the connection won't close
+   */
+  public function stop()
+  {
+    if ($this->handle !== null)
+    {
+      if (false === fclose($this->handle))
+      {
+        Swift_ClassLoader::load("Swift_ConnectionException");
+        throw new Swift_ConnectionException("The POP3 connection did not close successfully.");
+      }
+    }
+    $this->handle = null;
+  }
+  /**
+   * Return the unread buffer contents
+   * @return string
+   * @throws Swift_ConnectionException If the connection will not allow data to be read
+   */
+  public function read()
+  {
+    if (false === $response = fgets($this->handle))
+    {
+      Swift_ClassLoader::load("Swift_ConnectionException");
+      throw new Swift_ConnectionException("Data could not be read from the POP3 connection.");
+    }
+    return trim($response);
+  }
+  /**
+   * Write a command to the remote socket
+   * @param string the command to send (without CRLF)
+   * @throws Swift_ConnectionException If the command cannot be written
+   */
+  public function write($command)
+  {
+    if (false !== fwrite($this->handle, $command . "\r\n"))
+    {
+      Swift_ClassLoader::load("Swift_ConnectionException");
+      throw new Swift_ConnectionException("Data could not be written to the POP3 connection.");
+    }
+  }
+}