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<?php
/**
* E-Mail class
*
* <p>RFCS:</p>
* <pre>
* {@link http://www.rfc-editor.org/rfc/rfc2822.txt RFC2822} - Mail headers and body formatting
* </pre>
*
* @author Sérgio Surkamp <sergio@empreendedor.com.br>
* @package util
*/
/**
* E-Mail class
*
* <p>RFCS:</p>
* <pre>
* {@link http://www.rfc-editor.org/rfc/rfc2822.txt RFC2822} - Mail headers and body formatting
* </pre>
*
* @author Sérgio Surkamp <sergio@empreendedor.com.br>
* @version 1.0.2
* @package util
* @todo Implement the priority level system
* @todo Implement and test the CC and BCC system
* @todo Implement attachFromFile method
* @todo Implement external mimetype class
* @todo Implement external charset class
* @todo Rewrite the {@link Mail::send()} method
*/
class Mail
{
/**
* @var array $to Array of recipments
*/
private $to = array();
/**
* @var array $cc Array of mail Carbon Copy
*/
private $cc = array();
/**
* @var array $bcc Array of mail Blind Carbon Copy
*/
private $bcc = array();
/**
* @var array $file Array of files
*/
private $file = array();
/**
* @var string $fromEmail Email from...
*/
private $from = null;
/**
* @var string $fromStr String for the mail from...
*/
private $fromString = null;
/**
* @var string $subject Mail subject
*/
private $subject = null;
/**
* @var string $message Mail message
*/
private $message = null;
/**
* @var string $contentType Mime of the content type
*/
private $contentType = Mail::MIME_TEXT_HTML;
/**
* @var string $charset Character set
*/
private $charset = 'ISO-8859-1';
/**
* @var int $priority Mail priority
*/
private $priority = Mail::PRIORITY_NORMAL;
/**#@+
* Constante
*/
const MIME_TEXT_HTML = 'text/html';
const MIME_TEXT_PLAIN = 'text/plain';
const MIME_MULTIPART_MIXED = 'multipart/mixed';
const MIME_MULTIPART_ALTERNATIVE = 'multipart/alternative';
const PRIORITY_HIGHEST = 1;
const PRIORITY_HIGH = 2;
const PRIORITY_NORMAL = 3;
const PRIORITY_LOW = 4;
const PRIORITY_LOWEST = 5;
/**#@-*/
/**
* Construtor
*
* @author Sérgio Surkamp <sergio@empreendedor.com.br>
* @since 1.0.0
* @param string $from String of the from mail
* @param array $to Array of recipments
* @param string $subject Message subject
* @param string $message Message
* @param string $fromString String for the from mail
* @param array $cc Array of copy
* @param array $bcc Array of back copy
*/
function __construct($from, $to, $subject, $message, $fromString = null, $cc = null, $bcc = null)
{
$this->from = $from;
$this->fromString = $fromString;
$this->subject = $subject;
$this->message = $message;
if( is_array($to) )
{
$this->to = $to;
}
else
{
$this->to[] = $to;
}
if( is_array($cc) )
{
$this->cc = $cc;
}
if( is_array($bcc) )
{
$this->bcc = $bcc;
}
}
/**
* Attach a file
*
* @author Sérgio Surkamp <sergio@empreendedor.com.br>
* @since 1.0.0
* @param string $filename Filename
* @param mixed $data File data
* @param string $mime Mimetype
*/
public function attachFile($filename, $data, $mime)
{
$this->file[] = array( 'filename'=>$filename, 'data'=>$data, 'mime'=>$mime );
}
/**
* Encode a string with the charset
*
* <p>See the {@link http://www.faqs.org/rfcs/rfc2047.html RFC2047} for details about non-ASCII text</p>
*
* @author gordon@kanazawa-gu.ac.jp
*/
function encodeIntoCharset($in_str)
{
$out_str = $in_str;
if ($out_str)
{
// define start delimimter, end delimiter and spacer
$end = "?=";
$start = "=?".$this->charset."?B?";
$spacer = $end."\r\n ".$start;
// determine length of encoded text within chunks
// and ensure length is even
$length = 75 - strlen($start) - strlen($end);
// $length = floor($length/2) * 2;
$length = $length - ($length % 4); // fix by gardan@gmx.de
// encode the string and split it into chunks
// with spacers after each chunk
$out_str = base64_encode($out_str);
$out_str = chunk_split($out_str, $length, $spacer);
// remove trailing spacer and
// add start and end delimiters
$spacer = preg_quote($spacer);
$out_str = preg_replace("/".$spacer."$/", "", $out_str);
$out_str = $start.$out_str.$end;
}
return $out_str;
}
/**
* Send the mail(s)
*
* <p>Since version 1.0.2 this method supports the <var>$oneByOne</var>
* parameter</p>
*
* @author Sérgio Surkamp <sergio@empreendedor.com.br>
* @since 1.0.0
* @param int $delay Delay time
* @param int $between Mailcount for delay
* @param boolean $oneByOne Send one by one mail. Otherwise send all the mails with just one 'mail' call.
*/
public function send($delay = 1, $between = 500, $oneByOne = false)
{
ini_set('sendmail_from', $this->from);
if( ! is_null( $this->fromString ) )
{
$RFCFrom = '"'.$this->encodeIntoCharset($this->fromString).'"<'.$this->from.'>';
}
$cc = '';
foreach($this->cc as $copy)
{
if( $cc )
{
$cc .= ',';
}
$cc .= $copy;
}
$bcc = '';
foreach($this->bcc as $copy)
{
if( $bcc )
{
$bcc .= ',';
}
$bcc .= $copy;
}
$to = '';
foreach($this->to as $copy)
{
if( $to )
{
$to .= ',';
}
$to .= $copy;
}
$message = $this->message;
$attachHeader = '';
$headerEnd = '';
$mailMime = $this->contentType;
if( ! empty( $this->file ) )
{
$boundary = '--='.md5(uniqid(time())).'=';
$messageBoundary = '--='.md5(uniqid(time())).'=';
$attachHeader = 'boundary="'.$boundary.'";';
$headerEnd = "\n".'This is a multi-part message in MIME format.'."\n";
$message = '--'.$boundary.'
Content-Type: '.Mail::MIME_MULTIPART_ALTERNATIVE.'; boundary="'.$messageBoundary.'"
This is a multi-part message in MIME format.
--'.$messageBoundary.'
Content-Type: '.$this->contentType.'; charset='.$this->charset.'
Content-Transfer-Encoding: 7bit
'.$this->message.'
--'.$messageBoundary.'--
';
$mailMime = Mail::MIME_MULTIPART_MIXED;
foreach($this->file as $info)
{
$message .= '--'.$boundary.'
Content-type: '.$info['mime'].';
name="'.$this->encodeIntoCharset($info['filename']).'"
Content-Transfer-Encoding: base64
Content-Disposition: attachment;
filename="'.$this->encodeIntoCharset($info['filename']).'"
'.chunk_split(base64_encode($info['data'])).'
';
}
$message .= '--'.$boundary.'--';
}
else
{
$attachHeader = 'charset="'.$this->charset.'"
Content-Transfer-Encoding: 7bit';
}
if($cc)
{
$headerEnd = 'Cc: '.$cc."\n".$headerEnd;
}
if($bcc)
{
$headerEnd = 'Bcc: '.$bcc."\n".$headerEnd;
}
$count = 0;
if($oneByOne)
{
foreach( $this->to as $destination )
{
$header = 'MIME-Version: 1.0
Content-Type: '.$mailMime.'; '.$attachHeader.'
Date: '.date('r').'
From: '.$RFCFrom.'
Reply-To: '.$this->from.'
Return-Path: '.$RFCFrom.'
Subject: '.$this->encodeIntoCharset($this->subject).'
X-Priority: '.$this->priority.'
X-Mailer: PHP '.phpversion().'
'.$headerEnd.'
';
mail( $destination, $this->encodeIntoCharset($this->subject), $message, $header );
$count++;
if($count == $between)
{
sleep($delay);
}
}
}
else
{
$header = 'MIME-Version: 1.0
Content-Type: '.$mailMime.'; '.$attachHeader.'
Date: '.date('r').'
From: '.$RFCFrom.'
To: '.$to.'
Reply-To: '.$this->from.'
Return-Path: '.$RFCFrom.'
Subject: '.$this->encodeIntoCharset($this->subject).'
X-Priority: '.$this->priority.'
X-Mailer: PHP '.phpversion().'
'.$headerEnd.'
';
mail( null, $this->encodeIntoCharset($this->subject), $message, $header );
}
}
}
?>
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