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|
<?php
/**
+-----------------------------------------------------------------------+
| This file is part of the Roundcube Webmail client |
| Copyright (C) 2005-2012, The Roundcube Dev Team |
| Copyright (C) 2011-2012, Kolab Systems AG |
| |
| Licensed under the GNU General Public License version 3 or |
| any later version with exceptions for skins & plugins. |
| See the README file for a full license statement. |
| |
| PURPOSE: |
| E-mail message headers representation |
+-----------------------------------------------------------------------+
| Author: Aleksander Machniak <alec@alec.pl> |
+-----------------------------------------------------------------------+
*/
/**
* Struct representing an e-mail message header
*
* @package Framework
* @subpackage Storage
* @author Aleksander Machniak <alec@alec.pl>
*/
class rcube_message_header
{
/**
* Message sequence number
*
* @var int
*/
public $id;
/**
* Message unique identifier
*
* @var int
*/
public $uid;
/**
* Message subject
*
* @var string
*/
public $subject;
/**
* Message sender (From)
*
* @var string
*/
public $from;
/**
* Message recipient (To)
*
* @var string
*/
public $to;
/**
* Message additional recipients (Cc)
*
* @var string
*/
public $cc;
/**
* Message Reply-To header
*
* @var string
*/
public $replyto;
/**
* Message In-Reply-To header
*
* @var string
*/
public $in_reply_to;
/**
* Message date (Date)
*
* @var string
*/
public $date;
/**
* Message identifier (Message-ID)
*
* @var string
*/
public $messageID;
/**
* Message size
*
* @var int
*/
public $size;
/**
* Message encoding
*
* @var string
*/
public $encoding;
/**
* Message charset
*
* @var string
*/
public $charset;
/**
* Message Content-type
*
* @var string
*/
public $ctype;
/**
* Message timestamp (based on message date)
*
* @var int
*/
public $timestamp;
/**
* IMAP bodystructure string
*
* @var string
*/
public $bodystructure;
/**
* IMAP internal date
*
* @var string
*/
public $internaldate;
/**
* Message References header
*
* @var string
*/
public $references;
/**
* Message priority (X-Priority)
*
* @var int
*/
public $priority;
/**
* Message receipt recipient
*
* @var string
*/
public $mdn_to;
/**
* IMAP folder this message is stored in
*
* @var string
*/
public $folder;
/**
* Other message headers
*
* @var array
*/
public $others = array();
/**
* Message flags
*
* @var array
*/
public $flags = array();
// map header to rcube_message_header object property
private $obj_headers = array(
'date' => 'date',
'from' => 'from',
'to' => 'to',
'subject' => 'subject',
'reply-to' => 'replyto',
'cc' => 'cc',
'bcc' => 'bcc',
'mbox' => 'folder',
'folder' => 'folder',
'content-transfer-encoding' => 'encoding',
'in-reply-to' => 'in_reply_to',
'content-type' => 'ctype',
'charset' => 'charset',
'references' => 'references',
'return-receipt-to' => 'mdn_to',
'disposition-notification-to' => 'mdn_to',
'x-confirm-reading-to' => 'mdn_to',
'message-id' => 'messageID',
'x-priority' => 'priority',
);
/**
* Returns header value
*/
public function get($name, $decode = true)
{
$name = strtolower($name);
if (isset($this->obj_headers[$name])) {
$value = $this->{$this->obj_headers[$name]};
}
else {
$value = $this->others[$name];
}
if ($decode) {
if (is_array($value)) {
foreach ($value as $key=>$val) {
$value[$key] = rcube_mime::decode_header($val, $this->charset);
$value[$key] = rcube_charset::clean($val);
}
} else {
$value = rcube_mime::decode_header($value, $this->charset);
$value = rcube_charset::clean($value);
}
}
return $value;
}
/**
* Sets header value
*/
public function set($name, $value)
{
$name = strtolower($name);
if (isset($this->obj_headers[$name])) {
$this->{$this->obj_headers[$name]} = $value;
}
else {
$this->others[$name] = $value;
}
}
/**
* Factory method to instantiate headers from a data array
*
* @param array Hash array with header values
* @return object rcube_message_header instance filled with headers values
*/
public static function from_array($arr)
{
$obj = new rcube_message_header;
foreach ($arr as $k => $v)
$obj->set($k, $v);
return $obj;
}
}
/**
* Class for sorting an array of rcube_message_header objects in a predetermined order.
*
* @package Framework
* @subpackage Storage
* @author Aleksander Machniak <alec@alec.pl>
*/
class rcube_message_header_sorter
{
private $uids = array();
/**
* Set the predetermined sort order.
*
* @param array $index Numerically indexed array of IMAP UIDs
*/
function set_index($index)
{
$index = array_flip($index);
$this->uids = $index;
}
/**
* Sort the array of header objects
*
* @param array $headers Array of rcube_message_header objects indexed by UID
*/
function sort_headers(&$headers)
{
uksort($headers, array($this, "compare_uids"));
}
/**
* Sort method called by uksort()
*
* @param int $a Array key (UID)
* @param int $b Array key (UID)
*/
function compare_uids($a, $b)
{
// then find each sequence number in my ordered list
$posa = isset($this->uids[$a]) ? intval($this->uids[$a]) : -1;
$posb = isset($this->uids[$b]) ? intval($this->uids[$b]) : -1;
// return the relative position as the comparison value
return $posa - $posb;
}
}
|
