From cb2bc809ef29f349d38c89e202d821e67bb4c947 Mon Sep 17 00:00:00 2001
From: thomascube <thomas@roundcube.net>
Date: Tue, 21 Sep 2010 14:47:55 -0400
Subject: [PATCH] Fix db_mode check in insert_id()
---
program/lib/Net/SMTP.php | 335 +++++++++++++++++++++++++++++++++++++++++--------------
1 files changed, 247 insertions(+), 88 deletions(-)
diff --git a/program/lib/Net/SMTP.php b/program/lib/Net/SMTP.php
index a116b3b..0602e10 100644
--- a/program/lib/Net/SMTP.php
+++ b/program/lib/Net/SMTP.php
@@ -65,11 +65,38 @@
var $auth_methods = array('DIGEST-MD5', 'CRAM-MD5', 'LOGIN', 'PLAIN');
/**
+ * Use SMTP command pipelining (specified in RFC 2920) if the SMTP
+ * server supports it.
+ *
+ * When pipeling is enabled, rcptTo(), mailFrom(), sendFrom(),
+ * somlFrom() and samlFrom() do not wait for a response from the
+ * SMTP server but return immediately.
+ *
+ * @var bool
+ * @access public
+ */
+ var $pipelining = false;
+
+ /**
+ * Number of pipelined commands.
+ * @var int
+ * @access private
+ */
+ var $_pipelined_commands = 0;
+
+ /**
* Should debugging output be enabled?
* @var boolean
* @access private
*/
var $_debug = false;
+
+ /**
+ * Debug output handler.
+ * @var callback
+ * @access private
+ */
+ var $_debug_handler = null;
/**
* The socket resource being used to connect to the SMTP server.
@@ -93,6 +120,13 @@
var $_arguments = array();
/**
+ * Stores the SMTP server's greeting string.
+ * @var string
+ * @access private
+ */
+ var $_greeting = null;
+
+ /**
* Stores detected features of the SMTP server.
* @var array
* @access private
@@ -113,22 +147,29 @@
* @param string $host The server to connect to.
* @param integer $port The port to connect to.
* @param string $localhost The value to give when sending EHLO or HELO.
+ * @param boolean $pipeling Use SMTP command pipelining
*
* @access public
* @since 1.0
*/
- function Net_SMTP($host = null, $port = null, $localhost = null)
+ function Net_SMTP($host = null, $port = null, $localhost = null, $pipelining = false)
{
- if (isset($host)) $this->host = $host;
- if (isset($port)) $this->port = $port;
- if (isset($localhost)) $this->localhost = $localhost;
+ if (isset($host)) {
+ $this->host = $host;
+ }
+ if (isset($port)) {
+ $this->port = $port;
+ }
+ if (isset($localhost)) {
+ $this->localhost = $localhost;
+ }
+ $this->pipelining = $pipelining;
$this->_socket = new Net_Socket();
- /*
- * Include the Auth_SASL package. If the package is not available,
- * we disable the authentication methods that depend upon it.
- */
+ /* Include the Auth_SASL package. If the package is not
+ * available, we disable the authentication methods that
+ * depend upon it. */
if ((@include_once 'Auth/SASL.php') === false) {
$pos = array_search('DIGEST-MD5', $this->auth_methods);
unset($this->auth_methods[$pos]);
@@ -145,9 +186,30 @@
* @access public
* @since 1.1.0
*/
- function setDebug($debug)
+ function setDebug($debug, $handler = null)
{
$this->_debug = $debug;
+ $this->_debug_handler = $handler;
+ }
+
+ /**
+ * Write the given debug text to the current debug output handler.
+ *
+ * @param string $message Debug mesage text.
+ *
+ * @access private
+ * @since 1.3.3
+ */
+ function _debug($message)
+ {
+ if ($this->_debug) {
+ if ($this->_debug_handler) {
+ call_user_func_array($this->_debug_handler,
+ array(&$this, $message));
+ } else {
+ echo "DEBUG: $message\n";
+ }
+ }
}
/**
@@ -162,13 +224,12 @@
*/
function _send($data)
{
- if ($this->_debug) {
- echo "DEBUG: Send: $data\n";
- }
+ $this->_debug("Send: $data");
- if (PEAR::isError($error = $this->_socket->write($data))) {
- return PEAR::raiseError('Failed to write to socket: ' .
- $error->getMessage());
+ $error = $this->_socket->write($data);
+ if ($error === false || PEAR::isError($error)) {
+ $msg = ($error) ? $error->getMessage() : "unknown error";
+ return PEAR::raiseError("Failed to write to socket: $msg");
}
return true;
@@ -211,6 +272,9 @@
* @param mixed $valid The set of valid response codes. These
* may be specified as an array of integer
* values or as a single integer value.
+ * @param bool $later Do not parse the response now, but wait
+ * until the last command in the pipelined
+ * command group
*
* @return mixed True if the server returned a valid response code or
* a PEAR_Error object is an error condition is reached.
@@ -220,52 +284,52 @@
*
* @see getResponse
*/
- function _parseResponse($valid)
+ function _parseResponse($valid, $later = false)
{
$this->_code = -1;
$this->_arguments = array();
- while ($line = $this->_socket->readLine()) {
- if ($this->_debug) {
- echo "DEBUG: Recv: $line\n";
- }
-
- /* If we receive an empty line, the connection has been closed. */
- if (empty($line)) {
- $this->disconnect();
- return PEAR::raiseError('Connection was unexpectedly closed');
- }
-
- /* Read the code and store the rest in the arguments array. */
- $code = substr($line, 0, 3);
- $this->_arguments[] = trim(substr($line, 4));
-
- /* Check the syntax of the response code. */
- if (is_numeric($code)) {
- $this->_code = (int)$code;
- } else {
- $this->_code = -1;
- break;
- }
-
- /* If this is not a multiline response, we're done. */
- if (substr($line, 3, 1) != '-') {
- break;
- }
- }
-
- /* Compare the server's response code with the valid code. */
- if (is_int($valid) && ($this->_code === $valid)) {
+ if ($later) {
+ $this->_pipelined_commands++;
return true;
}
- /* If we were given an array of valid response codes, check each one. */
- if (is_array($valid)) {
- foreach ($valid as $valid_code) {
- if ($this->_code === $valid_code) {
- return true;
+ for ($i = 0; $i <= $this->_pipelined_commands; $i++) {
+ while ($line = $this->_socket->readLine()) {
+ $this->_debug("Recv: $line");
+
+ /* If we receive an empty line, the connection has been closed. */
+ if (empty($line)) {
+ $this->disconnect();
+ return PEAR::raiseError('Connection was unexpectedly closed');
+ }
+
+ /* Read the code and store the rest in the arguments array. */
+ $code = substr($line, 0, 3);
+ $this->_arguments[] = trim(substr($line, 4));
+
+ /* Check the syntax of the response code. */
+ if (is_numeric($code)) {
+ $this->_code = (int)$code;
+ } else {
+ $this->_code = -1;
+ break;
+ }
+
+ /* If this is not a multiline response, we're done. */
+ if (substr($line, 3, 1) != '-') {
+ break;
}
}
+ }
+
+ $this->_pipelined_commands = 0;
+
+ /* Compare the server's response code with the valid code/codes. */
+ if (is_int($valid) && ($this->_code === $valid)) {
+ return true;
+ } elseif (is_array($valid) && in_array($this->_code, $valid, true)) {
+ return true;
}
return PEAR::raiseError('Invalid response code received from server',
@@ -288,6 +352,20 @@
}
/**
+ * Return the SMTP server's greeting string.
+ *
+ * @return string A string containing the greeting string, or null if a
+ * greeting has not been received.
+ *
+ * @access public
+ * @since 1.3.3
+ */
+ function getGreeting()
+ {
+ return $this->_greeting;
+ }
+
+ /**
* Attempt to connect to the SMTP server.
*
* @param int $timeout The timeout value (in seconds) for the
@@ -302,6 +380,7 @@
*/
function connect($timeout = null, $persistent = false)
{
+ $this->_greeting = null;
$result = $this->_socket->connect($this->host, $this->port,
$persistent, $timeout);
if (PEAR::isError($result)) {
@@ -312,6 +391,10 @@
if (PEAR::isError($error = $this->_parseResponse(220))) {
return $error;
}
+
+ /* Extract and store a copy of the server's greeting string. */
+ list(, $this->_greeting) = $this->getResponse();
+
if (PEAR::isError($error = $this->_negotiate())) {
return $error;
}
@@ -383,6 +466,10 @@
$this->_esmtp[$verb] = $arguments;
}
+ if (!isset($this->_esmtp['PIPELINING'])) {
+ $this->pipelining = false;
+ }
+
return true;
}
@@ -416,34 +503,42 @@
* @param string The password to authenticate with.
* @param string The requested authentication method. If none is
* specified, the best supported method will be used.
+ * @param bool Flag indicating whether or not TLS should be attempted.
*
* @return mixed Returns a PEAR_Error with an error message on any
* kind of failure, or true on success.
* @access public
* @since 1.0
*/
- function auth($uid, $pwd , $method = '')
+ function auth($uid, $pwd , $method = '', $tls = true)
{
- if (version_compare(PHP_VERSION, '5.1.0', '>=') && isset($this->_esmtp['STARTTLS'])) {
+ /* We can only attempt a TLS connection if one has been requested,
+ * we're running PHP 5.1.0 or later, have access to the OpenSSL
+ * extension, are connected to an SMTP server which supports the
+ * STARTTLS extension, and aren't already connected over a secure
+ * (SSL) socket connection. */
+ if ($tls && version_compare(PHP_VERSION, '5.1.0', '>=') &&
+ extension_loaded('openssl') && isset($this->_esmtp['STARTTLS']) &&
+ strncasecmp($this->host, 'ssl://', 6) !== 0) {
+ /* Start the TLS connection attempt. */
+ if (PEAR::isError($result = $this->_put('STARTTLS'))) {
+ return $result;
+ }
+ if (PEAR::isError($result = $this->_parseResponse(220))) {
+ return $result;
+ }
+ if (PEAR::isError($result = $this->_socket->enableCrypto(true, STREAM_CRYPTO_METHOD_TLS_CLIENT))) {
+ return $result;
+ } elseif ($result !== true) {
+ return PEAR::raiseError('STARTTLS failed');
+ }
- if (PEAR::isError($result = $this->_put('STARTTLS'))) {
- return $result;
- }
- if (PEAR::isError($result = $this->_parseResponse(220))) {
- return $result;
- }
- if (PEAR::isError($result = $this->_socket->enableCrypto(true, STREAM_CRYPTO_METHOD_TLS_CLIENT))) {
- return $result;
- } elseif ($result !== true) {
- return PEAR::raiseError('STARTTLS failed');
- }
+ /* Send EHLO again to recieve the AUTH string from the
+ * SMTP server. */
+ $this->_negotiate();
+ }
- /* Send EHLO again to recieve the AUTH string from the
- * SMTP server. */
- $this->_negotiate();
- }
-
- if (empty($this->_esmtp['AUTH'])) {
+ if (empty($this->_esmtp['AUTH'])) {
return PEAR::raiseError('SMTP server does not support authentication');
}
@@ -532,7 +627,7 @@
/* We don't use the protocol's third step because SMTP doesn't
* allow subsequent authentication, so we just silently ignore
* it. */
- if (PEAR::isError($error = $this->_put(' '))) {
+ if (PEAR::isError($error = $this->_put(''))) {
return $error;
}
/* 235: Authentication successful */
@@ -687,6 +782,18 @@
}
/**
+ * Return the list of SMTP service extensions advertised by the server.
+ *
+ * @return array The list of SMTP service extensions.
+ * @access public
+ * @since 1.3
+ */
+ function getServiceExtensions()
+ {
+ return $this->_esmtp;
+ }
+
+ /**
* Send the MAIL FROM: command.
*
* @param string $sender The sender (reverse path) to set.
@@ -726,7 +833,7 @@
if (PEAR::isError($error = $this->_put('MAIL', $args))) {
return $error;
}
- if (PEAR::isError($error = $this->_parseResponse(250))) {
+ if (PEAR::isError($error = $this->_parseResponse(250, $this->pipelining))) {
return $error;
}
@@ -756,7 +863,7 @@
if (PEAR::isError($error = $this->_put('RCPT', $args))) {
return $error;
}
- if (PEAR::isError($error = $this->_parseResponse(array(250, 251)))) {
+ if (PEAR::isError($error = $this->_parseResponse(array(250, 251), $this->pipelining))) {
return $error;
}
@@ -791,30 +898,51 @@
/**
* Send the DATA command.
*
- * @param string $data The message body to send.
+ * @param mixed $data The message data, either as a string or an open
+ * file resource.
+ * @param string $headers The message headers. If $headers is provided,
+ * $data is assumed to contain only body data.
*
* @return mixed Returns a PEAR_Error with an error message on any
* kind of failure, or true on success.
* @access public
* @since 1.0
*/
- function data($data)
+ function data($data, $headers = null)
{
+ /* Verify that $data is a supported type. */
+ if (!is_string($data) && !is_resource($data)) {
+ return PEAR::raiseError('Expected a string or file resource');
+ }
+
/* RFC 1870, section 3, subsection 3 states "a value of zero
* indicates that no fixed maximum message size is in force".
* Furthermore, it says that if "the parameter is omitted no
* information is conveyed about the server's fixed maximum
* message size". */
if (isset($this->_esmtp['SIZE']) && ($this->_esmtp['SIZE'] > 0)) {
- if (strlen($data) >= $this->_esmtp['SIZE']) {
+ /* Start by considering the size of the optional headers string.
+ * We also account for the addition 4 character "\r\n\r\n"
+ * separator sequence. */
+ $size = (is_null($headers)) ? 0 : strlen($headers) + 4;
+
+ if (is_resource($data)) {
+ $stat = fstat($data);
+ if ($stat === false) {
+ return PEAR::raiseError('Failed to get file size');
+ }
+ $size += $stat['size'];
+ } else {
+ $size += strlen($data);
+ }
+
+ if ($size >= $this->_esmtp['SIZE']) {
$this->disconnect();
- return PEAR::raiseError('Message size excedes the server limit');
+ return PEAR::raiseError('Message size exceeds server limit');
}
}
- /* Quote the data based on the SMTP standards. */
- $this->quotedata($data);
-
+ /* Initiate the DATA command. */
if (PEAR::isError($error = $this->_put('DATA'))) {
return $error;
}
@@ -822,10 +950,41 @@
return $error;
}
- if (PEAR::isError($result = $this->_send($data . "\r\n.\r\n"))) {
- return $result;
+ /* If we have a separate headers string, send it first. */
+ if (!is_null($headers)) {
+ $this->quotedata($headers);
+ if (PEAR::isError($result = $this->_send($headers . "\r\n\r\n"))) {
+ return $result;
+ }
}
- if (PEAR::isError($error = $this->_parseResponse(250))) {
+
+ /* Now we can send the message body data. */
+ if (is_resource($data)) {
+ /* Stream the contents of the file resource out over our socket
+ * connection, line by line. Each line must be run through the
+ * quoting routine. */
+ while ($line = fgets($data, 1024)) {
+ $this->quotedata($line);
+ if (PEAR::isError($result = $this->_send($line))) {
+ return $result;
+ }
+ }
+
+ /* Finally, send the DATA terminator sequence. */
+ if (PEAR::isError($result = $this->_send("\r\n.\r\n"))) {
+ return $result;
+ }
+ } else {
+ /* Just send the entire quoted string followed by the DATA
+ * terminator. */
+ $this->quotedata($data);
+ if (PEAR::isError($result = $this->_send($data . "\r\n.\r\n"))) {
+ return $result;
+ }
+ }
+
+ /* Verify that the data was successfully received by the server. */
+ if (PEAR::isError($error = $this->_parseResponse(250, $this->pipelining))) {
return $error;
}
@@ -847,7 +1006,7 @@
if (PEAR::isError($error = $this->_put('SEND', "FROM:<$path>"))) {
return $error;
}
- if (PEAR::isError($error = $this->_parseResponse(250))) {
+ if (PEAR::isError($error = $this->_parseResponse(250, $this->pipelining))) {
return $error;
}
@@ -886,7 +1045,7 @@
if (PEAR::isError($error = $this->_put('SOML', "FROM:<$path>"))) {
return $error;
}
- if (PEAR::isError($error = $this->_parseResponse(250))) {
+ if (PEAR::isError($error = $this->_parseResponse(250, $this->pipelining))) {
return $error;
}
@@ -925,7 +1084,7 @@
if (PEAR::isError($error = $this->_put('SAML', "FROM:<$path>"))) {
return $error;
}
- if (PEAR::isError($error = $this->_parseResponse(250))) {
+ if (PEAR::isError($error = $this->_parseResponse(250, $this->pipelining))) {
return $error;
}
@@ -962,7 +1121,7 @@
if (PEAR::isError($error = $this->_put('RSET'))) {
return $error;
}
- if (PEAR::isError($error = $this->_parseResponse(250))) {
+ if (PEAR::isError($error = $this->_parseResponse(250, $this->pipelining))) {
return $error;
}
--
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