Parse emails with attachments

catcher.php

#!/usr/bin/php
<?php
//debug
#ini_set ("display_errors", "1");
#error_reporting(E_ALL);

//include email parser
require_once('/var/www/rfc822_addresses.php');
require_once('/var/www/mime_parser.php');

// read email in from stdin
$fd = fopen("php://stdin", "r");
$email = "";
while (!feof($fd)) {
    $email .= fread($fd, 1024);
}
fclose($fd);

//create the email parser class
$mime=new mime_parser_class;
$mime->ignore_syntax_errors = 1;
$parameters=array(
	'Data'=>$email,
);

$mime->Decode($parameters, $decoded);

//---------------------- GET EMAIL HEADER INFO -----------------------//

//get the name and email of the sender
$fromName = $decoded[0]['ExtractedAddresses']['from:'][0]['name'];
$fromEmail = $decoded[0]['ExtractedAddresses']['from:'][0]['address'];

//get the name and email of the recipient
$toEmail = $decoded[0]['ExtractedAddresses']['to:'][0]['address'];
$toName = $decoded[0]['ExtractedAddresses']['to:'][0]['name'];

//get the subject
$subject = $decoded[0]['Headers']['subject:'];

$removeChars = array('<','>');

//get the message id
$messageID = str_replace($removeChars,'',$decoded[0]['Headers']['message-id:']);

//get the reply id
$replyToID = str_replace($removeChars,'',$decoded[0]['Headers']['in-reply-to:']);

//---------------------- FIND THE BODY -----------------------//

//get the message body
if(substr($decoded[0]['Headers']['content-type:'],0,strlen('text/plain')) == 'text/plain' && isset($decoded[0]['Body'])){

	$body = $decoded[0]['Body'];

} elseif(substr($decoded[0]['Parts'][0]['Headers']['content-type:'],0,strlen('text/plain')) == 'text/plain' && isset($decoded[0]['Parts'][0]['Body'])) {

	$body = $decoded[0]['Parts'][0]['Body'];

} elseif(substr($decoded[0]['Parts'][0]['Parts'][0]['Headers']['content-type:'],0,strlen('text/plain')) == 'text/plain' && isset($decoded[0]['Parts'][0]['Parts'][0]['Body'])) {

	$body = $decoded[0]['Parts'][0]['Parts'][0]['Body'];

}

//print out our data
echo "

Message ID: $messageID

Reply ID: $replyToID

Subject: $subject

To: $toName $toEmail

From: $fromName $fromEmail

Body: $body

";

//show all the decoded email info
//print_r($decoded);

//------------------------ ATTACHMENTS ------------------------------------//

//loop through email parts
foreach($decoded[0]['Parts'] as $part){

	//check for attachments
	if($part['FileDisposition'] == 'attachment'){

		//format file name (change spaces to underscore then remove anything that isn't a letter, number or underscore)
		$filename = preg_replace('/[^0-9,a-z,\.,_]*/i','',str_replace(' ','_', $part['FileName']));

		//write the data to the file
		$fp = fopen('/var/www/' . $filename, 'w');
		$written = fwrite($fp,$part['Body']);
		fclose($fp);

		//add file to attachments array
		$attachments[] = $part['FileName'];

	}

}

//print out the attachments for debug
print_r($attachments);

?>