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Edit: /home/desid573/public_html/class.pop3.php (10385B)
pop_conn = 0;
$this->connected = false;
$this->error = null;
}
/**
* Combination of public events - connect, login, disconnect
* @access public
* @param string $host
* @param integer $port
* @param integer $tval
* @param string $username
* @param string $password
*/
public function Authorise ($host, $port = false, $tval = false, $username, $password, $debug_level = 0) {
$this->host = $host;
// If no port value is passed, retrieve it
if ($port == false) {
$this->port = $this->POP3_PORT;
} else {
$this->port = $port;
}
// If no port value is passed, retrieve it
if ($tval == false) {
$this->tval = $this->POP3_TIMEOUT;
} else {
$this->tval = $tval;
}
$this->do_debug = $debug_level;
$this->username = $username;
$this->password = $password;
// Refresh the error log
$this->error = null;
// Connect
$result = $this->Connect($this->host, $this->port, $this->tval);
if ($result) {
$login_result = $this->Login($this->username, $this->password);
if ($login_result) {
$this->Disconnect();
return true;
}
}
// We need to disconnect regardless if the login succeeded
$this->Disconnect();
return false;
}
/**
* Connect to the POP3 server
* @access public
* @param string $host
* @param integer $port
* @param integer $tval
* @return boolean
*/
public function Connect ($host, $port = false, $tval = 30) {
// Are we already connected?
if ($this->connected) {
return true;
}
/*
On Windows this will raise a PHP Warning error if the hostname doesn't exist.
Rather than supress it with @fsockopen, let's capture it cleanly instead
*/
set_error_handler(array(&$this, 'catchWarning'));
// Connect to the POP3 server
$this->pop_conn = fsockopen($host, // POP3 Host
$port, // Port #
$errno, // Error Number
$errstr, // Error Message
$tval); // Timeout (seconds)
// Restore the error handler
restore_error_handler();
// Does the Error Log now contain anything?
if ($this->error && $this->do_debug >= 1) {
$this->displayErrors();
}
// Did we connect?
if ($this->pop_conn == false) {
// It would appear not...
$this->error = array(
'error' => "Failed to connect to server $host on port $port",
'errno' => $errno,
'errstr' => $errstr
);
if ($this->do_debug >= 1) {
$this->displayErrors();
}
return false;
}
// Increase the stream time-out
// Check for PHP 4.3.0 or later
if (version_compare(phpversion(), '5.0.0', 'ge')) {
stream_set_timeout($this->pop_conn, $tval, 0);
} else {
// Does not work on Windows
if (substr(PHP_OS, 0, 3) !== 'WIN') {
socket_set_timeout($this->pop_conn, $tval, 0);
}
}
// Get the POP3 server response
$pop3_response = $this->getResponse();
// Check for the +OK
if ($this->checkResponse($pop3_response)) {
// The connection is established and the POP3 server is talking
$this->connected = true;
return true;
}
}
/**
* Login to the POP3 server (does not support APOP yet)
* @access public
* @param string $username
* @param string $password
* @return boolean
*/
public function Login ($username = '', $password = '') {
if ($this->connected == false) {
$this->error = 'Not connected to POP3 server';
if ($this->do_debug >= 1) {
$this->displayErrors();
}
}
if (empty($username)) {
$username = $this->username;
}
if (empty($password)) {
$password = $this->password;
}
$pop_username = "USER $username" . $this->CRLF;
$pop_password = "PASS $password" . $this->CRLF;
// Send the Username
$this->sendString($pop_username);
$pop3_response = $this->getResponse();
if ($this->checkResponse($pop3_response)) {
// Send the Password
$this->sendString($pop_password);
$pop3_response = $this->getResponse();
if ($this->checkResponse($pop3_response)) {
return true;
} else {
return false;
}
} else {
return false;
}
}
/**
* Disconnect from the POP3 server
* @access public
*/
public function Disconnect () {
$this->sendString('QUIT');
fclose($this->pop_conn);
}
/////////////////////////////////////////////////
// Private Methods
/////////////////////////////////////////////////
/**
* Get the socket response back.
* $size is the maximum number of bytes to retrieve
* @access private
* @param integer $size
* @return string
*/
private function getResponse ($size = 128) {
$pop3_response = fgets($this->pop_conn, $size);
return $pop3_response;
}
/**
* Send a string down the open socket connection to the POP3 server
* @access private
* @param string $string
* @return integer
*/
private function sendString ($string) {
$bytes_sent = fwrite($this->pop_conn, $string, strlen($string));
return $bytes_sent;
}
/**
* Checks the POP3 server response for +OK or -ERR
* @access private
* @param string $string
* @return boolean
*/
private function checkResponse ($string) {
if (substr($string, 0, 3) !== '+OK') {
$this->error = array(
'error' => "Server reported an error: $string",
'errno' => 0,
'errstr' => ''
);
if ($this->do_debug >= 1) {
$this->displayErrors();
}
return false;
} else {
return true;
}
}
/**
* If debug is enabled, display the error message array
* @access private
*/
private function displayErrors () {
echo '
';
foreach ($this->error as $single_error) {
print_r($single_error);
}
echo '';
}
/**
* Takes over from PHP for the socket warning handler
* @access private
* @param integer $errno
* @param string $errstr
* @param string $errfile
* @param integer $errline
*/
private function catchWarning ($errno, $errstr, $errfile, $errline) {
$this->error[] = array(
'error' => "Connecting to the POP3 server raised a PHP warning: ",
'errno' => $errno,
'errstr' => $errstr
);
}
// End of class
}
?>
