include/phpmailer/class.smtp.php

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PHPMailer - PHP SMTP email transport class NOTE: Designed for use with PHP version 5 and up

Author
Andy Prevost  
Author
Marcus Bointon  
Author
Jim Jagielski  
Copyright
2004 - 2008 Andy Prevost  
Copyright
2010 - 2012 Jim Jagielski  
License
Distributed under the Lesser General Public License (LGPL)  
Package
PHPMailer  

\SMTP

Package: SugarCRM

SMTP is rfc 821 compliant and implements all the rfc 821 SMTP commands except TURN which will always return a not implemented error. SMTP also provides some utility methods for sending mail to an SMTP server.

original author: Chris Ryan

Used_by
\PHPMailer::SmtpSend()  
Used_by
\PHPMailer::SmtpConnect()  
Used_by
\SugarPHPMailer::SmtpSend()  

Properties

Propertypublic  $CRLF= '"\r\n"'

SMTP reply line ending

@var string

Default value"\r\n"Details
Type
n/a
Propertypublic  $SMTP_PORT= '25'

SMTP server port

@var int

Default value25Details
Type
n/a
Propertypublicstring  $Version= ''5.2.1''

Sets the SMTP PHPMailer Version number

Default value'5.2.1'Details
Type
string
Propertypublic  $do_debug= ''

Sets whether debugging is turned on

@var bool

Details
Type
n/a
Propertypublic  $do_verp= 'false'

Sets VERP use on/off (default is off)

@var bool

Default valuefalseDetails
Type
n/a
Propertyprivate  $error= ''
Details
Type
n/a
Propertyprivate  $helo_rply= ''
Details
Type
n/a
Propertyprivate  $smtp_conn= ''
Details
Type
n/a

Methods

methodpublicAuthenticate(  $username,  $password ) : bool

Performs SMTP authentication. Must be run after running the Hello() method. Returns true if successfully authenticated.

Parameters
Name Type Description
$username
$password
Returns
Type Description
bool
Details
Access
public  
methodpublicClose( ) : void

Closes the socket and cleans up the state of the class.

It is not considered good to use this function without first trying to use QUIT.

Details
Access
public  
methodpublicConnect(  $host,  $port = 0,  $tval = 30 ) : bool

Connect to the server specified on the port specified.

If the port is not specified use the default SMTP_PORT. If tval is specified then a connection will try and be established with the server for that number of seconds. If tval is not specified the default is 30 seconds to try on the connection.

SMTP CODE SUCCESS: 220 SMTP CODE FAILURE: 421

Parameters
Name Type Description
$host
$port
$tval
Returns
Type Description
bool
Details
Access
public  
methodpublicConnected( ) : bool

Returns true if connected to a server otherwise false

Returns
Type Description
bool
Details
Access
public  
methodpublicData(  $msg_data ) : bool

Issues a data command and sends the msg_data to the server finializing the mail transaction. $msg_data is the message that is to be send with the headers. Each header needs to be on a single line followed by a with the message headers and the message body being seperated by and additional .

Implements rfc 821: DATA

SMTP CODE INTERMEDIATE: 354 [data] . SMTP CODE SUCCESS: 250 SMTP CODE FAILURE: 552,554,451,452 SMTP CODE FAILURE: 451,554 SMTP CODE ERROR : 500,501,503,421

Parameters
Name Type Description
$msg_data
Returns
Type Description
bool
Details
Access
public  
methodpublicHello(  $host = '' ) : bool

Sends the HELO command to the smtp server.

This makes sure that we and the server are in the same known state.

Implements from rfc 821: HELO

SMTP CODE SUCCESS: 250 SMTP CODE ERROR : 500, 501, 504, 421

Parameters
Name Type Description
$host
Returns
Type Description
bool
Details
Access
public  
methodpublicMail(  $from ) : bool

Starts a mail transaction from the email address specified in $from. Returns true if successful or false otherwise. If True the mail transaction is started and then one or more Recipient commands may be called followed by a Data command.

Implements rfc 821: MAIL FROM:

SMTP CODE SUCCESS: 250 SMTP CODE SUCCESS: 552,451,452 SMTP CODE SUCCESS: 500,501,421

Parameters
Name Type Description
$from
Returns
Type Description
bool
Details
Access
public  
methodpublicQuit(  $close_on_error = true ) : bool

Sends the quit command to the server and then closes the socket if there is no error or the $close_on_error argument is true.

Implements from rfc 821: QUIT

SMTP CODE SUCCESS: 221 SMTP CODE ERROR : 500

Parameters
Name Type Description
$close_on_error
Returns
Type Description
bool
Details
Access
public  
methodpublicRecipient(  $to ) : bool

Sends the command RCPT to the SMTP server with the TO: argument of $to.

Returns true if the recipient was accepted false if it was rejected.

Implements from rfc 821: RCPT TO:

SMTP CODE SUCCESS: 250,251 SMTP CODE FAILURE: 550,551,552,553,450,451,452 SMTP CODE ERROR : 500,501,503,421

Parameters
Name Type Description
$to
Returns
Type Description
bool
Details
Access
public  
methodpublicReset( ) : bool

Sends the RSET command to abort and transaction that is currently in progress. Returns true if successful false otherwise.

Implements rfc 821: RSET

SMTP CODE SUCCESS: 250 SMTP CODE ERROR : 500,501,504,421

Returns
Type Description
bool
Details
Access
public  
methodpublicSendAndMail(  $from ) : bool

Starts a mail transaction from the email address specified in $from. Returns true if successful or false otherwise. If True the mail transaction is started and then one or more Recipient commands may be called followed by a Data command. This command will send the message to the users terminal if they are logged in and send them an email.

Implements rfc 821: SAML FROM:

SMTP CODE SUCCESS: 250 SMTP CODE SUCCESS: 552,451,452 SMTP CODE SUCCESS: 500,501,502,421

Parameters
Name Type Description
$from
Returns
Type Description
bool
Details
Access
public  
methodprivateSendHello(  $hello,  $host ) : bool

Sends a HELO/EHLO command.

Parameters
Name Type Description
$hello
$host
Returns
Type Description
bool
Details
Access
private  
methodpublicStartTLS( ) : bool

Initiate a TLS communication with the server.

SMTP CODE 220 Ready to start TLS SMTP CODE 501 Syntax error (no parameters allowed) SMTP CODE 454 TLS not available due to temporary reason

Returns
Type Description
bool success
Details
Access
public  
methodpublicTurn( ) : bool

This is an optional command for SMTP that this class does not support. This method is here to make the RFC821 Definition complete for this class and __may__ be implimented in the future

Implements from rfc 821: TURN

SMTP CODE SUCCESS: 250 SMTP CODE FAILURE: 502 SMTP CODE ERROR : 500, 503

Returns
Type Description
bool
Details
Access
public  
methodpublic__construct( ) : void

Initialize the class so that the data is in a known state.

Details
Access
public  
methodpublicgetError( ) : array

Get the current error

Returns
Type Description
array
Details
Access
public  
methodprivateget_lines( ) : string

Read in as many lines as possible either before eof or socket timeout occurs on the operation.

With SMTP we can tell if we have more lines to read if the 4th character is '-' symbol. If it is a space then we don't need to read anything else.

Returns
Type Description
string
Details
Access
private  
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