/**
* Message.class.php
*
- * Copyright (c) 2003-2005 The SquirrelMail Project Team
- * Licensed under the GNU GPL. For full terms see the file COPYING.
- *
- * This contains functions needed to handle mime messages.
+ * This file contains functions needed to handle mime messages.
*
+ * @copyright © 2003-2007 The SquirrelMail Project Team
+ * @license http://opensource.org/licenses/gpl-license.php GNU Public License
* @version $Id$
* @package squirrelmail
* @subpackage mime
*/
/**
- * The object that contains a message
+ * The object that contains a message.
*
- * message is the object that contains messages. It is a recursive
- * object in that through the $entities variable, it can contain
- * more objects of type message. See documentation in mime.txt for
- * a better description of how this works.
+ * message is the object that contains messages. It is a recursive object in
+ * that through the $entities variable, it can contain more objects of type
+ * message. See documentation in mime.txt for a better description of how this
+ * works.
* @package squirrelmail
* @subpackage mime
* @since 1.3.0
*/
class Message {
- var $rfc822_header = '',
- $mime_header = '',
- $flags = '',
- $type0='',
- $type1='',
- $entities = array(),
- $entity_id = '',
- $parent_ent, $entity,
- $parent = '', $decoded_body='',
- $is_seen = 0, $is_answered = 0, $is_deleted = 0, $is_flagged = 0,
- $is_mdnsent = 0,
- $body_part = '',
- $offset = 0, /* for fetching body parts out of raw messages */
- $length = 0, /* for fetching body parts out of raw messages */
- $att_local_name = ''; /* location where the tempory attachment
- is stored. For future usage in smtp.php */
-
- /**
- * @param mixed $ent entity id
+ /**
+ * rfc822header object
+ * @var object
+ */
+ var $rfc822_header = '';
+ /**
+ * MessageHeader object
+ * @var object
+ */
+ var $mime_header = '';
+ /**
+ * @var mixed
+ */
+ var $flags = '';
+ /**
+ * Media type
+ * @var string
+ */
+ var $type0='';
+ /**
+ * Media subtype
+ * @var string
+ */
+ var $type1='';
+ /**
+ * Nested mime parts
+ * @var array
+ */
+ var $entities = array();
+ /**
+ * Message part id
+ * @var string
+ */
+ var $entity_id = '';
+ /**
+ * Parent message part id
+ * @var string
+ */
+ var $parent_ent;
+ /**
+ * @var mixed
+ */
+ var $entity;
+ /**
+ * @var mixed
+ */
+ var $parent = '';
+ /**
+ * @var string
+ */
+ var $decoded_body='';
+ /**
+ * Message \seen status
+ * @var boolean
+ */
+ var $is_seen = 0;
+ /**
+ * Message \answered status
+ * @var boolean
+ */
+ var $is_answered = 0;
+ /**
+ * Message \deleted status
+ * @var boolean
+ */
+ var $is_deleted = 0;
+ /**
+ * Message \flagged status
+ * @var boolean
+ */
+ var $is_flagged = 0;
+ /**
+ * Message mdn status
+ * @var boolean
+ */
+ var $is_mdnsent = 0;
+ /**
+ * Message text body
+ * @var string
+ */
+ var $body_part = '';
+ /**
+ * Message part offset
+ * for fetching body parts out of raw messages
+ * @var integer
+ */
+ var $offset = 0;
+ /**
+ * Message part length
+ * for fetching body parts out of raw messages
+ * @var integer
+ */
+ var $length = 0;
+ /**
+ * Local attachment filename location where the tempory attachment is
+ * stored. For use in delivery class.
+ * @var string
+ */
+ var $att_local_name = '';
+
+ /**
+ * @param string $ent entity id
*/
function setEnt($ent) {
$this->entity_id= $ent;
}
/**
- * @param mixed $msg
+ * Add nested message part
+ * @param object $msg
*/
function addEntity ($msg) {
$this->entities[] = $msg;
/**
* @param string $ent
+ * @return mixed (object or string?)
*/
function getEntity($ent) {
$cur_ent = $this->entity_id;
}
/**
+ * function parseQuote
+ *
+ * This extract the string value from a quoted string. After the end-quote
+ * character is found it returns the string. The offset $i when calling
+ * this function points to the first double quote. At the end it points to
+ * The ending quote. This function takes care of escaped double quotes.
+ * "some \"string\""
+ * ^ ^
+ * initial $i end position $i
+ *
* @param string $read
- * @param integer $i
- * @return string
- * @todo document me
+ * @param integer $i offset in $read
+ * @return string string inbetween the double quotes
+ * @author Marc Groot Koerkamp
*/
function parseQuote($read, &$i) {
$s = '';
$iPos = ++$i;
+ $iPosStart = $iPos;
while (true) {
$iPos = strpos($read,'"',$iPos);
if (!$iPos) break;
$s = substr($read,$i,($iPos-$i));
$i = $iPos;
break;
+ } else if ($iPos > 1 && $read{$iPos -1} == '\\' && $read{$iPos-2} == '\\') {
+ // This is an unique situation where the fast detection of the string
+ // fails. If the quote string ends with \\ then we need to iterate
+ // through the entire string to make sure we detect the unexcaped
+ // double quotes correctly.
+ $s = '';
+ $bEscaped = false;
+ $k = 0;
+ for ($j=$iPosStart,$iCnt=strlen($read);$j<$iCnt;++$j) {
+ $cChar = $read{$j};
+ switch ($cChar) {
+ case '\\':
+ $bEscaped = !$bEscaped;
+ $s .= $cChar;
+ break;
+ case '"':
+ if ($bEscaped) {
+ $s .= $cChar;
+ $bEscaped = false;
+ } else {
+ $i = $j;
+ break 3;
+ }
+ break;
+ default:
+ if ($bEscaped) {
+ $bEscaped = false;
+ }
+ $s .= $cChar;
+ break;
+ }
+ }
}
++$iPos;
if ($iPos > strlen($read)) {
$disp->properties = $arg_a[1];
}
}
-
return (is_object($disp) ? $disp : '');
}
$lang->properties = $arg_a[1];
}
}
-
return (is_object($lang) ? $lang : '');
}
* @param string $read
* @param string $type0 message part type
* @param string $type1 message part subtype
- * @return string
+ * @return string (only when type0 is not message or multipart)
*/
function parseMessage($read, $type0, $type1) {
switch ($type0) {
} else { /* Treat as multipart/mixed */
foreach ($this->entities as $ent) {
if(!(is_object($ent->header->disposition) && strtolower($ent->header->disposition->name) == 'attachment') &&
- (!isset($ent->header->parameters['filename'])) &&
- (!isset($ent->header->parameters['name'])) &&
- (($ent->type0 != 'message') && ($ent->type1 != 'rfc822'))) {
+ (!isset($ent->header->parameters['filename'])) &&
+ (!isset($ent->header->parameters['name'])) &&
+ (($ent->type0 != 'message') && ($ent->type1 != 'rfc822'))) {
$entity = $ent->findDisplayEntity($entity, $alt_order, $strict);
$found = true;
}
foreach ($alt_order as $alt) {
if( ($alt == $type) && isset($this->entity_id) ) {
if ((count($this->entities) == 0) &&
- (!isset($this->header->parameters['filename'])) &&
- (!isset($this->header->parameters['name'])) &&
- isset($this->header->disposition) && is_object($this->header->disposition) &&
- !(is_object($this->header->disposition) && strtolower($this->header->disposition->name) == 'attachment')) {
+ (!isset($this->header->parameters['filename'])) &&
+ (!isset($this->header->parameters['name'])) &&
+ isset($this->header->disposition) && is_object($this->header->disposition) &&
+ !(is_object($this->header->disposition) && strtolower($this->header->disposition->name) == 'attachment')) {
$entity[] = $this->entity_id;
$found = true;
}
}
}
}
-
return $entity;
}
$attachment->mime_header = $mime_header;
$this->entities[]=$attachment;
}
-}
-?>
\ No newline at end of file
+ /**
+ * Delete all attachments from this object from disk.
+ * @since 1.5.1
+ */
+ function purgeAttachments() {
+ if ($this->att_local_name && file_exists($this->att_local_name)) {
+ unlink($this->att_local_name);
+ }
+ // recursively delete attachments from entities contained in this object
+ for ($i=0, $entCount=count($this->entities);$i< $entCount; ++$i) {
+ $this->entities[$i]->purgeAttachments();
+ }
+ }
+}
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