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smtp : Add STARTTLS support and LOGIN auth method

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git-svn-id: https://svn.fournier38.fr/svn/ProgSVN/trunk@2714 bf3deb0d-5f1a-0410-827f-c0cc1f45334c
This commit is contained in:
Dominique Fournier
2016-05-03 13:02:54 +00:00
parent f40b919648
commit c39148bba0
1 changed files with 40 additions and 6 deletions
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46
smtp.php
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@@ -21,6 +21,10 @@ class smtp
/** The Timeout between the answer of the SMTP server. If the server don't
* answer in this time, an exception is raised */
public $timeout = 10;
/** Activate STARTTLS if needed. Allowed values : none, may, encrypt*/
public $starttls = "may";
/** The authentication methods in an array. Allowed : plain, login*/
public $authmethods = array ("plain", "login");
/** The socket of the connection */
private $smtpStream = null;
@@ -40,13 +44,43 @@ class smtp
// Wait for banner
$banner = $this->getLine ("SMTP Banner");
// Send EHLO
$this->putLine ("EHLO ".gethostname ()."\r\n");
$features = $this->putLine ("EHLO ".gethostname ()."\r\n");
$features = explode ("\r\n", $features);
if (in_array ("250-STARTTLS", $features))
{
// Server supports STARTTLS
if ($this->starttls === "may" || $this->starttls === "encrypt")
{
$this->putLine ("STARTTLS\r\n");
stream_socket_enable_crypto ($this->smtpStream, true,
STREAM_CRYPTO_METHOD_TLS_CLIENT);
}
}
elseif ($this->starttls === "encrypt")
throw new \Exception (_("Server doesn't supports STARTTLS"), 500);
if ($this->user !== null && $this->password !== null)
{
// Send User and password AUTH PLAIN
$this->putLine ("AUTH PLAIN ".
base64_encode ($this->user.chr(0).$this->user.chr(0).
$this->password)."\r\n");
$auths = preg_grep ("#^250-AUTH #", $features);
$auths = reset ($auths);
if (strpos ($auths, "PLAIN") && in_array ("plain", $this->authmethods))
{
// Send User and password AUTH PLAIN
$this->putLine ("AUTH PLAIN ".
base64_encode ($this->user.chr(0).$this->user.chr(0).
$this->password)."\r\n");
}
elseif (strpos ($auths, "LOGIN") &&
in_array ("login", $this->authmethods))
{
// Send User and password AUTH LOGIN
$this->putLine ("AUTH LOGIN ".base64_encode ($this->user)."\r\n");
$this->putLine (base64_encode ($this->password)."\r\n");
}
else
throw new \Exception (
_("No authentication method available for the server"),
500);
}
}
@@ -116,7 +150,7 @@ class smtp
$this->debug ("Timeout when waiting $message\n");
throw new \Exception ("Timeout when waiting $message", 500);
}
$content .= $line;
$content .= $line."\r\n";
if (substr ($line, 3, 1) === " ")
break;
}