init deliver class as replacement of smtp.php

class/deliver/Deliver.class.php

@@ -0,0 +1,235 @@
+<?php
+
+class Deliver {
+
+    function prepareMIME_Header($message, $rn) {
+	$mime_header = $message->header;
+	$header = array();
+        
+	$contenttype = 'Content-Type: '. $mime_header->contenttype->type0 .'/'.
+    	               $mime_header->contenttype->type1;
+	if (isset($mime_header->parameters['name'])) {
+    	    $contenttype .= ";\r\n " . 'name="'.
+        	encodeHeader($mime_header->parameters['name']). '"';
+	}
+	$header[] = $contenttype . $rn;
+	if ($mime_header->description) {
+    	    $header[] .= 'Content-Description: ' . $mime_header->description . $rn;
+	}
+	if ($mime_header->encoding) {
+    	    $header[] .= 'Content-Transfer-Encoding: ' . $mime_header->encoding . $rn;
+	}
+	if ($mime_header->id) {
+    	    $header[] .= 'Content-ID: ' . $mime_header->id . $rn;
+	}
+	if ($mime_header->disposition) {
+    	    $contentdisp .= 'Content-Disposition: ' . $mime_header->disposition;
+    	    if (isset($mime_header->parameters['filename'])) {
+        	$contentdisp .= ";\r\n " . 'filename="'.
+        	    encodeHeader($mime_header->parameters['filename']). '"';
+    	    }
+    	    $header[] = $contentdisp . $rn;       
+	}
+	if ($mime_header->md5) {
+    	    $header[] .= 'Content-MD5: ' . $mime_header->md5 . $rn;
+	}
+	if ($mime_header->language) {
+    	    $header[] .= 'Content-Language: ' . $mime_header->language . $rn;
+	}
+
+	$cnt = count($header);
+	$hdr_s = '';
+	for ($i = 0 ; $i < $cnt ; $i++)	{
+    	    $hdr_s .= foldLine($header[$i], 78, '    ');
+	}
+	$header = $hdr_s;
+	$header .= $rn; /* One blank line to separate header and body */
+    }    
+
+    function prepareRFC822_Header($rfc822_header) {
+	global $REMOTE_ADDR, $SERVER_NAME, $REMOTE_PORT;
+	global $version, $useSendmail, $username;
+	global $HTTP_VIA, $HTTP_X_FORWARDED_FOR;
+	global $REMOTE_HOST;
+        
+	/* This creates an RFC 822 date */
+	$date = date("D, j M Y H:i:s ", mktime()) . timezone();
+	/* Create a message-id */
+	$message_id = '<' . $REMOTE_PORT . '.' . $REMOTE_ADDR . '.';
+	$message_id .= time() . '.squirrel@' . $SERVER_NAME .'>';
+	/* Make an RFC822 Received: line */
+    if (isset($REMOTE_HOST))
+    {
+        $received_from = "$REMOTE_HOST ([$REMOTE_ADDR])";
+    }
+    else 
+    {
+        $received_from = $REMOTE_ADDR;
+    }
+    if (isset($HTTP_VIA) || isset ($HTTP_X_FORWARDED_FOR)) {
+        if ($HTTP_X_FORWARDED_FOR == '') {
+            $HTTP_X_FORWARDED_FOR = 'unknown';
+        }
+        $received_from .= " (proxying for $HTTP_X_FORWARDED_FOR)";
+    }
+    $header = array();
+    $header[] = "Received: from $received_from" . $rn;
+    $header[] = "        (SquirrelMail authenticated user $username)" . $rn;
+    $header[] = "        by $SERVER_NAME with HTTP;" . $rn;
+    $header[] = "        $date" . $rn;
+    /* Insert the rest of the header fields */
+    $header[] = "Message-ID: $message_id" . $rn;
+    $header[] = "Date: $date" . $rn;
+    $header[] = 'Subject: '.encodeHeader($rfc822_header->subject) . $rn;
+    $header[] = 'From: '. encodeHeader($rfc822_header->getAddr_s('from')) . $rn;
+    if (count($rfc822_header->from) > 1) /* RFC2822 if from contains 
+                                            more then 1 address */
+    {
+	$header[] = 'Sender: '. encodeHeader($rfc822_header->getAddr_s('sender')) . $rn;
+    }
+    $header[] = 'To: '. encodeHeader($rfc822_header->getAddr_s('to')) . $rn;    // Who it's TO
+    if (count($rfc_header->cc))
+    {
+	$header[] = 'Cc: '. encodeHeader($rfc822_header->getAddr_s('cc')) . $rn;
+    }
+    if (count($rfc822_header->$reply_to))
+    {
+	$header[] = 'Reply-To: '. encodeHeader($rfc822_header->getAddr_s('reply_to')) . $rn;
+    }
+    if (count($rfc_header->bcc) && $useSendmail)
+    {
+	$header[] = 'Bcc: '. encodeHeader($rfc822_header->getAddr_s('bcc')) . $rn;
+    }
+    /* Identify SquirrelMail */	
+    $header[] = "X-Mailer: SquirrelMail (version $version)" . $rn; 
+    /* Do the MIME-stuff */
+    $header[] = "MIME-Version: 1.0" . $rn;
+    $contenttype = 'Content-Type: '. $rfc822_header->contenttype->type0 .'/'.
+                   $rfc822_header->contenttype->type1;
+    if (count($rfc822_header->contenttype->properties))
+    {
+        foreach ($rfc822_header->contenttype->properties as $k => $v)
+        {
+            $contenttype .= ';'. "\r\n " .$k.'='.$v; /* FOLDING */
+        }
+    }
+    $header[] = $contenttype . $rn;
+    if ($rfc822_header->dnt)
+    {
+	$dnt = $rfc822_header->getAddr_s('dnt'); 
+        /* Pegasus Mail */
+        $header[] = 'X-Confirm-Reading-To: '.$dnt;
+        /* RFC 2298 */
+        $header[] = 'Disposition-Notification-To: '.$dnt;
+    }
+    if ($rfc822_header->priority)
+    {
+        $prio = $rfc822_header->priority;
+	$header[] = 'X-Priority: '.$prio;
+        switch($prio)
+	{
+        case 1: 
+	   $header[] = 'Importance: High';
+           $header[] = 'X-MSMail-Priority: High';
+           break;
+        case 3: 
+	   $header[] = 'Importance: Normal';
+           $header[] = 'X-MSMail-Priority: Normal';
+           break;
+        case 5:
+	   $header[] = 'Importance: Low';
+           $header[] = 'X-MSMail-Priority: Low';
+           break;
+	default:
+	   break;
+        }
+    }
+    /* Insert headers from the $more_headers array */	
+    if(count($more_headers)) 
+    {
+        reset($more_headers);
+        foreach ($more_headers as $k => $v)
+	{
+    	    $header[] = $k.': '.$v;
+        }	       
+    }        
+    $cnt = count($header);
+    $hdr_s = '';
+    for ($i = 0 ; $i < $cnt ; $i++)
+    {
+        $hdr_s .= foldLine($header[$i], 78, '    ');
+    }
+    $header = $hdr_s;
+    $header .= $rn; /* One blank line to separate header and body */
+    $headerlength = strlen($header);
+    
+    /* Write the header */
+    if ($fp) fputs ($fp, $header);
+    
+    return $headerlength;
+    }
+
+    /*
+    * function for cleanly folding of headerlines
+    */
+    function foldLine($line, $length, $pre) {
+    $cnt = strlen($line);
+    $res = '';
+    if ($cnt > $lenght)
+    {
+        $fold_string = $pre.' '."\r\n";
+        for ($i=0;$i<($cnt-$length);$i++)
+	{
+            $fold_pos = 0;
+	    /* first try to fold at delimiters */
+            for ($j=($i+$length); $j>$i; $j--)
+            {
+                switch ($line{$j})
+	        {
+	        case (','):
+	        case (';'):
+                    $fold_pos = $j;
+		    break;
+	        default:
+	            break;
+	        }
+		if ($fold_pos)
+		{
+		    $j=$i;
+		}
+	    }
+	    if (!$fold_pos)
+	    {
+                /* not succeed yet so we try at spaces and = */
+                for ($j=($i+$length); $j>$i; $j--)
+                {
+                    switch ($line{$j})
+	            {
+	            case (' '):
+	            case ('='):
+                        $fold_pos = $j;
+		        break;
+	            default:
+	                break;
+	            }
+		    if ($fold_pos)
+		    {
+		        $j=$i;
+		    }
+	        }
+	    }
+	    if (!$fold_pos)
+	    {
+	       /* clean folding didn't work */
+	       $fold_pos = $i+$length;
+	    }
+	    $line = substr_replace($line,$line{$fold_pos}.$fold_string,$fold_pos,1);
+	    $cnt += strlen($fold_string);
+	    $i = $j + strlen($fold_string);
+        }	    
+    }
+    return $line;
+    }	   
+}
+?>
+