fusionpbx/app/fax/resources/functions/parse_message.php

146 lines
3.6 KiB
PHP

<?php
function parse_message($connection, $message_number, $option = null, $to_charset = 'UTF-8') {
$result = Array('messages'=>Array(),'attachments'=>Array());
$structure = imap_fetchstructure($connection, $message_number, $option);
if (isset($structure->parts)) {
$flatten = parse_message_flatten($structure->parts);
}
else {
$flatten = Array(1 => $structure);
}
foreach($flatten as $id => &$part){
switch($part->type) {
case TYPETEXT:
$message = parse_message_decode_text($connection, $part, $message_number, $id, $option, $to_charset);
$result['messages'][] = $message;
break;
case TYPEAPPLICATION: case TYPEAUDIO: case TYPEIMAGE: case TYPEVIDEO: case TYPEOTHER:
$attachment = parse_message_decode_attach($connection, $part, $message_number, $id, $option);
if($attachment){
$result['attachments'][] = $attachment;
}
break;
case TYPEMULTIPART: case TYPEMESSAGE:
break;
}
}
return $result;
}
function parse_message_decode_text($connection, &$part, $message_number, $id, $option, $to_charset){
$msg = parse_message_fetch_body($connection, $part, $message_number, $id, $option);
if($msg && $to_charset){
$charset = '';
if(isset($part->parameters) && count($part->parameters)) {
foreach($part->parameters as &$parameter){
if($parameter->attribute == 'CHARSET') {
$charset = $parameter->value;
break;
}
}
}
if($charset){
$msg = mb_convert_encoding($msg, $to_charset, $charset);
}
$msg = trim($msg);
}
return Array(
'data' => $msg,
'type' => parse_message_get_type($part),
'size' => strlen($msg),
);
}
function parse_message_decode_attach($connection, &$part, $message_number, $id, $option){
$filename = false;
if($part->ifdparameters) {
foreach($part->dparameters as $object) {
if(strtolower($object->attribute) == 'filename') {
$filename = $object->value;
break;
}
}
}
if($part->ifparameters) {
foreach($part->parameters as $object) {
if(strtolower($object->attribute) == 'name') {
$filename = $object->value;
break;
}
}
}
if(!$filename) {
return false;
}
$body = parse_message_fetch_body($connection, $part, $message_number, $id, $option);
return Array(
'data' => $body,
'type' => parse_message_get_type($part),
'name' => $filename,
'size' => strlen($body),
'disposition' => $part->disposition,
);
}
function parse_message_fetch_body($connection, &$part, $message_number, $id, $option){
$body = imap_fetchbody($connection, $message_number, $id, $option);
if($part->encoding == ENCBASE64){
$body = base64_decode($body);
}
else if($part->encoding == ENCQUOTEDPRINTABLE){
$body = quoted_printable_decode($body);
}
return $body;
}
function parse_message_get_type(&$part){
$types = Array(
TYPEMESSAGE => 'message',
TYPEMULTIPART => 'multipart',
TYPEAPPLICATION => 'application',
TYPEAUDIO => 'audio',
TYPEIMAGE => 'image',
TYPETEXT => 'text',
TYPEVIDEO => 'video',
TYPEMODEL => 'model',
TYPEOTHER => 'other',
);
return $types[$part->type] . '/' . strtolower($part->subtype);
}
function parse_message_flatten(&$structure, &$result = array(), $prefix = '', $index = 1, $fullPrefix = true) {
foreach($structure as &$part) {
if(isset($part->parts)) {
if($part->type == TYPEMESSAGE) {
parse_message_flatten($part->parts, $result, $prefix.$index.'.', 0, false);
}
elseif($fullPrefix) {
parse_message_flatten($part->parts, $result, $prefix.$index.'.');
}
else {
parse_message_flatten($part->parts, $result, $prefix);
}
}
else {
$result[$prefix.$index] = $part;
}
$index++;
}
return $result;
}