source: sandbox/2.3-MailArchiver/expressoMail1_2/inc/class.imap_attachment.inc.php @ 6779

<?php
class imap_attachment
{
        function flattenParts($messageParts, $flattenedParts = array(), $prefix = '', $index = 1, $fullPrefix = true) {

                foreach($messageParts as $part) {
                        $flattenedParts[$prefix.$index] = $part;
                        if(isset($part->parts)) {
                                if($part->type == 2) {
                                        $flattenedParts = $this->flattenParts($part->parts, $flattenedParts, $prefix.$index.'.', 0, false);
                                }
                                elseif($fullPrefix) {
                                        $flattenedParts = $this->flattenParts($part->parts, $flattenedParts, $prefix.$index.'.');
                                }
                                else {
                                        $flattenedParts = $this->flattenParts($part->parts, $flattenedParts, $prefix);
                                }
                                unset($flattenedParts[$prefix.$index]->parts);
                        }
                        $index++;
                }

                return $flattenedParts;

        }
    
        function get_attachment_info($mbox_stream, $msg_number) 
        {       
                $structure = imap_fetchstructure($mbox_stream,$msg_number,FT_UID);
                $aaa = $this->flattenParts($structure->parts);
                $contentParts = count($structure->parts);
        
                $msg_info['number_attachments'] = $contentParts -1;
        
                if($contentParts > 1)
                {
                        for($i=1; $i<$contentParts; $i++)
                        {
                                $msg_info['attachment'][$i]['part_in_msg']      = ($i);
                                $msg_info['attachment'][$i]['name']                             = urlencode($structure->parts[$i]->dparameters[0]->value);
                                $msg_info['attachment'][$i]['type']                             = $structure->parts[$i]->subtype;
                                $msg_info['attachment'][$i]['bytes']                    = $structure->parts[$i]->bytes;
                        }
                }
                return $msg_info;
        }

        function get_attachment_headerinfo($mbox, $msgno)
        {
                include_once("class.message_components.inc.php");

                $msg =& new message_components($mbox);
                $msg->fetch_structure($msgno);

                $msg_info = array();
                $msg_info['names'] = '';

                $msg_info['number_attachments'] = count($msg->fname[$msgno]);
                
                if ($msg_info['number_attachments'])
                {
                        foreach ($msg->fname[$msgno] as $fname)
                        {
                                $msg_info['names'] .= $this->flat_mime_decode($fname) . ', ';
                        }
                }
                $msg_info['names'] = substr($msg_info['names'],0,(strlen($msg_info['names']) - 2));
                
                return $msg_info;
        }
        
        function download_attachment($mbox, $msgno)
        {
                include_once("class.message_components.inc.php");

                $msg =& new message_components($mbox);
                $msg->fetch_structure($msgno);
                $array_parts_attachments = array();             
                //$array_parts_attachments['names'] = '';
                
                //print_r($msg->fname[$msgno]);
                
                if (count($msg->fname[$msgno]) > 0)
                {
                        $i = 0;
                        foreach ($msg->fname[$msgno] as $index=>$fname)
                        {
                                $array_parts_attachments[$i]['pid'] = $msg->pid[$msgno][$index];
                                $array_parts_attachments[$i]['name'] = $this->decode_mimeheader($fname);
                                //$array_parts_attachments[$i]['name'] = $this->flat_mime_decode($fname);
                                $array_parts_attachments[$i]['name'] = $array_parts_attachments[$i]['name'] ? $array_parts_attachments[$i]['name'] : "attachment.bin";
                                $array_parts_attachments[$i]['encoding'] = $msg->encoding[$msgno][$index];
                                //$array_parts_attachments['names'] .= $array_parts_attachments[$i]['name'] . ', ';
                                $array_parts_attachments[$i]['fsize'] = $msg->fsize[$msgno][$index];
                                $i++;
                        }
                }
                //$array_parts_attachments['names'] = substr($array_parts_attachments['names'],0,(strlen($array_parts_attachments['names']) - 2));
                return $array_parts_attachments;
        }
        
        function decode_mimeheader($string) {
        return mb_decode_mimeheader($string);
    }
        function flat_mime_decode($string) {
                $array = imap_mime_header_decode($string);
                $str = "";
                foreach ($array as $key => $part)
                        $str .= @eregi_replace("\{", "[",@eregi_replace("\}", "]",$part->text));
                
                return $str;
        }
}