friendica/include/email.php
2011-04-16 08:45:08 -07:00

131 lines
3.7 KiB
PHP

<?php
function email_connect($mailbox,$username,$password) {
if(! function_exists('imap_open'))
return false;
$mbox = imap_open($mailbox,$username,$password);
return $mbox;
}
function email_poll($mbox,$email_addr) {
if(! ($mbox && $email_addr))
return array();;
$search = imap_search($mbox,'FROM "' . $email_addr . '"', SE_UID);
return (($search) ? $search : array());
}
function construct_mailbox_name($mailacct) {
$ret = '{' . $mailacct['server'] . (($mailacct['port']) ? ':' . $mailacct['port'] : '');
$ret .= (($mailacct['ssltype']) ? '/' . $mailacct['ssltype'] . '/novalidate-cert' : '');
$ret .= '}' . $mailacct['mailbox'];
return $ret;
}
function email_msg_meta($mbox,$uid) {
$ret = (($mbox && $uid) ? imap_fetch_overview($mbox,$uid,FT_UID) : array(array()));
return ((count($ret)) ? $ret[0] : array());
}
function email_get_msg($mbox,$uid) {
$ret = array();
$struc = (($mbox && $uid) ? imap_fetchstructure($mbox,$uid,FT_UID) : null);
if(! $struc)
return $ret;
if(! $struc->parts) {
$ret['body'] = email_get_part($mbox,$uid,$struc,0);
}
else {
foreach($struc->parts as $ptop => $p) {
$x = email_get_part($mbox,$uid,$p,$ptop + 1);
if($x)
$ret['body'] = $x;
}
}
return $ret;
}
// At the moment - only return plain/text.
// Later we'll repackage inline images as data url's and make the HTML safe
function email_get_part($mbox,$uid,$p,$partno) {
// $partno = '1', '2', '2.1', '2.1.3', etc for multipart, 0 if simple
global $htmlmsg,$plainmsg,$charset,$attachments;
echo $partno;
// DECODE DATA
$data = ($partno)
? imap_fetchbody($mbox,$uid,$partno, FT_UID|FT_PEEK)
: imap_body($mbox,$uid,FT_UID|FT_PEEK);
// Any part may be encoded, even plain text messages, so check everything.
if ($p->encoding==4)
$data = quoted_printable_decode($data);
elseif ($p->encoding==3)
$data = base64_decode($data);
// PARAMETERS
// get all parameters, like charset, filenames of attachments, etc.
$params = array();
if ($p->parameters)
foreach ($p->parameters as $x)
$params[strtolower($x->attribute)] = $x->value;
if ($p->dparameters)
foreach ($p->dparameters as $x)
$params[strtolower($x->attribute)] = $x->value;
// ATTACHMENT
// Any part with a filename is an attachment,
// so an attached text file (type 0) is not mistaken as the message.
if ($params['filename'] || $params['name']) {
// filename may be given as 'Filename' or 'Name' or both
$filename = ($params['filename'])? $params['filename'] : $params['name'];
// filename may be encoded, so see imap_mime_header_decode()
$attachments[$filename] = $data; // this is a problem if two files have same name
}
// TEXT
if ($p->type == 0 && $data) {
// Messages may be split in different parts because of inline attachments,
// so append parts together with blank row.
if (strtolower($p->subtype)=='plain')
return (trim($data) ."\n\n");
else
$data = '';
// $htmlmsg .= $data ."<br><br>";
$charset = $params['charset']; // assume all parts are same charset
}
// EMBEDDED MESSAGE
// Many bounce notifications embed the original message as type 2,
// but AOL uses type 1 (multipart), which is not handled here.
// There are no PHP functions to parse embedded messages,
// so this just appends the raw source to the main message.
// elseif ($p->type==2 && $data) {
// $plainmsg .= $data."\n\n";
// }
// SUBPART RECURSION
if ($p->parts) {
foreach ($p->parts as $partno0=>$p2) {
$x = email_get_part($mbox,$uid,$p2,$partno . '.' . ($partno0+1)); // 1.2, 1.2.1, etc.
if($x)
return $x;
}
}
}