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diff --git a/program/include/rcube_message.php b/program/include/rcube_message.php
index f550b574e..6af1d0133 100644
--- a/program/include/rcube_message.php
+++ b/program/include/rcube_message.php
@@ -1,737 +1,749 @@
<?php
/*
+-----------------------------------------------------------------------+
| program/include/rcube_message.php |
| |
| This file is part of the Roundcube Webmail client |
| Copyright (C) 2008-2010, The Roundcube Dev Team |
| |
| 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: |
| Logical representation of a mail message with all its data |
| and related functions |
+-----------------------------------------------------------------------+
| Author: Thomas Bruederli <roundcube@gmail.com> |
+-----------------------------------------------------------------------+
*/
/**
* Logical representation of a mail message with all its data
* and related functions
*
* @package Mail
* @author Thomas Bruederli <roundcube@gmail.com>
*/
class rcube_message
{
/**
* Instace of framework class.
*
* @var rcube
*/
private $app;
/**
* Instance of storage class
*
* @var rcube_storage
*/
private $storage;
/**
* Instance of mime class
*
* @var rcube_mime
*/
private $mime;
private $opt = array();
private $parse_alternative = false;
- public $uid = null;
+ public $uid;
+ public $folder;
public $headers;
public $parts = array();
public $mime_parts = array();
public $inline_parts = array();
public $attachments = array();
public $subject = '';
public $sender = null;
public $is_safe = false;
/**
* __construct
*
* Provide a uid, and parse message structure.
*
- * @param string $uid The message UID.
+ * @param string $uid The message UID.
+ * @param string $folder Folder name
*
* @see self::$app, self::$storage, self::$opt, self::$parts
*/
- function __construct($uid)
+ function __construct($uid, $folder = null)
{
$this->uid = $uid;
$this->app = rcube::get_instance();
$this->storage = $this->app->get_storage();
+ $this->folder = strlen($folder) ? $folder : $this->storage->get_folder();
$this->storage->set_options(array('all_headers' => true));
+ // Set current folder
+ $this->storage->set_folder($this->folder);
+
$this->headers = $this->storage->get_message($uid);
if (!$this->headers)
return;
$this->mime = new rcube_mime($this->headers->charset);
$this->subject = $this->mime->decode_mime_string($this->headers->subject);
list(, $this->sender) = each($this->mime->decode_address_list($this->headers->from, 1));
$this->set_safe((intval($_GET['_safe']) || $_SESSION['safe_messages'][$uid]));
$this->opt = array(
'safe' => $this->is_safe,
'prefer_html' => $this->app->config->get('prefer_html'),
'get_url' => $this->app->url(array(
'action' => 'get',
'mbox' => $this->storage->get_folder(),
'uid' => $uid))
);
if (!empty($this->headers->structure)) {
$this->get_mime_numbers($this->headers->structure);
$this->parse_structure($this->headers->structure);
}
else {
$this->body = $this->storage->get_body($uid);
}
// notify plugins and let them analyze this structured message object
$this->app->plugins->exec_hook('message_load', array('object' => $this));
}
/**
* Return a (decoded) message header
*
* @param string $name Header name
* @param bool $row Don't mime-decode the value
* @return string Header value
*/
public function get_header($name, $raw = false)
{
if (empty($this->headers))
return null;
if ($this->headers->$name)
$value = $this->headers->$name;
else if ($this->headers->others[$name])
$value = $this->headers->others[$name];
return $raw ? $value : $this->mime->decode_header($value);
}
/**
* Set is_safe var and session data
*
* @param bool $safe enable/disable
*/
public function set_safe($safe = true)
{
$this->is_safe = $safe;
$_SESSION['safe_messages'][$this->uid] = $this->is_safe;
}
/**
* Compose a valid URL for getting a message part
*
* @param string $mime_id Part MIME-ID
* @return string URL or false if part does not exist
*/
public function get_part_url($mime_id, $embed = false)
{
if ($this->mime_parts[$mime_id])
return $this->opt['get_url'] . '&_part=' . $mime_id . ($embed ? '&_embed=1' : '');
else
return false;
}
/**
* Get content of a specific part of this message
*
* @param string $mime_id Part MIME-ID
* @param resource $fp File pointer to save the message part
* @param boolean $skip_charset_conv Disables charset conversion
*
* @return string Part content
*/
public function get_part_content($mime_id, $fp = null, $skip_charset_conv = false)
{
if ($part = $this->mime_parts[$mime_id]) {
// stored in message structure (winmail/inline-uuencode)
if (!empty($part->body) || $part->encoding == 'stream') {
if ($fp) {
fwrite($fp, $part->body);
}
return $fp ? true : $part->body;
}
+
// get from IMAP
+ $this->storage->set_folder($this->folder);
+
return $this->storage->get_message_part($this->uid, $mime_id, $part, NULL, $fp, $skip_charset_conv);
- } else
- return null;
+ }
}
/**
* Determine if the message contains a HTML part
*
* @param bool $recursive Enables checking in all levels of the structure
*
* @return bool True if a HTML is available, False if not
*/
function has_html_part($recursive = true)
{
// check all message parts
foreach ($this->parts as $part) {
if ($part->mimetype == 'text/html') {
// Level check, we'll skip e.g. HTML attachments
if (!$recursive) {
$level = explode('.', $part->mime_id);
// Level too high
if (count($level) > 2) {
continue;
}
// HTML part can be on the lower level, if not...
if (count($level) > 1) {
// It can be an alternative or related message part
$parent = $this->mime_parts[0];
if ($parent->mimetype != 'multipart/alternative' && $parent->mimetype != 'multipart/related') {
continue;
}
}
}
return true;
}
}
return false;
}
/**
* Return the first HTML part of this message
*
* @return string HTML message part content
*/
function first_html_part()
{
// check all message parts
foreach ($this->mime_parts as $pid => $part) {
if ($part->mimetype == 'text/html') {
return $this->get_part_content($pid);
}
}
}
/**
* Return the first text part of this message
*
* @param rcube_message_part $part Reference to the part if found
* @return string Plain text message/part content
*/
function first_text_part(&$part=null)
{
// no message structure, return complete body
if (empty($this->parts))
return $this->body;
// check all message parts
foreach ($this->mime_parts as $mime_id => $part) {
if ($part->mimetype == 'text/plain') {
return $this->get_part_content($mime_id);
}
else if ($part->mimetype == 'text/html') {
$out = $this->get_part_content($mime_id);
// remove special chars encoding
$trans = array_flip(get_html_translation_table(HTML_ENTITIES));
$out = strtr($out, $trans);
// create instance of html2text class
$txt = new html2text($out);
return $txt->get_text();
}
}
$part = null;
return null;
}
/**
* Checks if part of the message is an attachment (or part of it)
*
* @param rcube_message_part $part Message part
*
* @return bool True if the part is an attachment part
*/
public function is_attachment($part)
{
foreach ($this->attachments as $att_part) {
if ($att_part->mime_id == $part->mime_id) {
return true;
}
// check if the part is a subpart of another attachment part (message/rfc822)
if ($att_part->mimetype == 'message/rfc822') {
if (in_array($part, (array)$att_part->parts)) {
return true;
}
}
}
return false;
}
/**
* Read the message structure returend by the IMAP server
* and build flat lists of content parts and attachments
*
* @param rcube_message_part $structure Message structure node
* @param bool $recursive True when called recursively
*/
private function parse_structure($structure, $recursive = false)
{
// real content-type of message/rfc822 part
if ($structure->mimetype == 'message/rfc822' && $structure->real_mimetype)
$mimetype = $structure->real_mimetype;
else
$mimetype = $structure->mimetype;
// show message headers
if ($recursive && is_array($structure->headers) && isset($structure->headers['subject'])) {
$c = new stdClass;
$c->type = 'headers';
$c->headers = &$structure->headers;
$this->parts[] = $c;
}
// Allow plugins to handle message parts
$plugin = $this->app->plugins->exec_hook('message_part_structure',
array('object' => $this, 'structure' => $structure,
'mimetype' => $mimetype, 'recursive' => $recursive));
if ($plugin['abort'])
return;
$structure = $plugin['structure'];
list($message_ctype_primary, $message_ctype_secondary) = explode('/', $plugin['mimetype']);
// print body if message doesn't have multiple parts
if ($message_ctype_primary == 'text' && !$recursive) {
$structure->type = 'content';
$this->parts[] = &$structure;
// Parse simple (plain text) message body
if ($message_ctype_secondary == 'plain')
foreach ((array)$this->uu_decode($structure) as $uupart) {
$this->mime_parts[$uupart->mime_id] = $uupart;
$this->attachments[] = $uupart;
}
}
// the same for pgp signed messages
else if ($mimetype == 'application/pgp' && !$recursive) {
$structure->type = 'content';
$this->parts[] = &$structure;
}
// message contains (more than one!) alternative parts
else if ($mimetype == 'multipart/alternative'
&& is_array($structure->parts) && count($structure->parts) > 1
) {
// get html/plaintext parts
$plain_part = $html_part = $print_part = $related_part = null;
foreach ($structure->parts as $p => $sub_part) {
$sub_mimetype = $sub_part->mimetype;
// check if sub part is
if ($sub_mimetype == 'text/plain')
$plain_part = $p;
else if ($sub_mimetype == 'text/html')
$html_part = $p;
else if ($sub_mimetype == 'text/enriched')
$enriched_part = $p;
else if (in_array($sub_mimetype, array('multipart/related', 'multipart/mixed', 'multipart/alternative')))
$related_part = $p;
}
// parse related part (alternative part could be in here)
if ($related_part !== null && !$this->parse_alternative) {
$this->parse_alternative = true;
$this->parse_structure($structure->parts[$related_part], true);
$this->parse_alternative = false;
// if plain part was found, we should unset it if html is preferred
if ($this->opt['prefer_html'] && count($this->parts))
$plain_part = null;
}
// choose html/plain part to print
if ($html_part !== null && $this->opt['prefer_html']) {
$print_part = &$structure->parts[$html_part];
}
else if ($enriched_part !== null) {
$print_part = &$structure->parts[$enriched_part];
}
else if ($plain_part !== null) {
$print_part = &$structure->parts[$plain_part];
}
// add the right message body
if (is_object($print_part)) {
$print_part->type = 'content';
$this->parts[] = $print_part;
}
// show plaintext warning
else if ($html_part !== null && empty($this->parts)) {
$c = new stdClass;
$c->type = 'content';
$c->ctype_primary = 'text';
$c->ctype_secondary = 'plain';
$c->mimetype = 'text/plain';
$c->realtype = 'text/html';
$this->parts[] = $c;
}
// add html part as attachment
if ($html_part !== null && $structure->parts[$html_part] !== $print_part) {
$html_part = &$structure->parts[$html_part];
$html_part->mimetype = 'text/html';
$this->attachments[] = $html_part;
}
}
// this is an ecrypted message -> create a plaintext body with the according message
else if ($mimetype == 'multipart/encrypted') {
$p = new stdClass;
$p->type = 'content';
$p->ctype_primary = 'text';
$p->ctype_secondary = 'plain';
$p->mimetype = 'text/plain';
$p->realtype = 'multipart/encrypted';
$this->parts[] = $p;
}
// message contains multiple parts
else if (is_array($structure->parts) && !empty($structure->parts)) {
// iterate over parts
for ($i=0; $i < count($structure->parts); $i++) {
$mail_part = &$structure->parts[$i];
$primary_type = $mail_part->ctype_primary;
$secondary_type = $mail_part->ctype_secondary;
// real content-type of message/rfc822
if ($mail_part->real_mimetype) {
$part_orig_mimetype = $mail_part->mimetype;
$part_mimetype = $mail_part->real_mimetype;
list($primary_type, $secondary_type) = explode('/', $part_mimetype);
}
else
$part_mimetype = $mail_part->mimetype;
// multipart/alternative
if ($primary_type == 'multipart') {
$this->parse_structure($mail_part, true);
// list message/rfc822 as attachment as well (mostly .eml)
if ($part_orig_mimetype == 'message/rfc822' && !empty($mail_part->filename))
$this->attachments[] = $mail_part;
}
// part text/[plain|html] or delivery status
else if ((($part_mimetype == 'text/plain' || $part_mimetype == 'text/html') && $mail_part->disposition != 'attachment') ||
in_array($part_mimetype, array('message/delivery-status', 'text/rfc822-headers', 'message/disposition-notification'))
) {
// Allow plugins to handle also this part
$plugin = $this->app->plugins->exec_hook('message_part_structure',
array('object' => $this, 'structure' => $mail_part,
'mimetype' => $part_mimetype, 'recursive' => true));
if ($plugin['abort'])
continue;
if ($part_mimetype == 'text/html') {
$got_html_part = true;
}
$mail_part = $plugin['structure'];
list($primary_type, $secondary_type) = explode('/', $plugin['mimetype']);
// add text part if it matches the prefs
if (!$this->parse_alternative ||
($secondary_type == 'html' && $this->opt['prefer_html']) ||
($secondary_type == 'plain' && !$this->opt['prefer_html'])
) {
$mail_part->type = 'content';
$this->parts[] = $mail_part;
}
// list as attachment as well
if (!empty($mail_part->filename))
$this->attachments[] = $mail_part;
}
// part message/*
else if ($primary_type == 'message') {
$this->parse_structure($mail_part, true);
// list as attachment as well (mostly .eml)
if (!empty($mail_part->filename))
$this->attachments[] = $mail_part;
}
// ignore "virtual" protocol parts
else if ($primary_type == 'protocol') {
continue;
}
// part is Microsoft Outlook TNEF (winmail.dat)
else if ($part_mimetype == 'application/ms-tnef') {
foreach ((array)$this->tnef_decode($mail_part) as $tpart) {
$this->mime_parts[$tpart->mime_id] = $tpart;
$this->attachments[] = $tpart;
}
}
// part is a file/attachment
else if (preg_match('/^(inline|attach)/', $mail_part->disposition) ||
$mail_part->headers['content-id'] ||
($mail_part->filename &&
(empty($mail_part->disposition) || preg_match('/^[a-z0-9!#$&.+^_-]+$/i', $mail_part->disposition)))
) {
// skip apple resource forks
if ($message_ctype_secondary == 'appledouble' && $secondary_type == 'applefile')
continue;
// part belongs to a related message and is linked
if ($mimetype == 'multipart/related'
&& ($mail_part->headers['content-id'] || $mail_part->headers['content-location'])) {
if ($mail_part->headers['content-id'])
$mail_part->content_id = preg_replace(array('/^</', '/>$/'), '', $mail_part->headers['content-id']);
if ($mail_part->headers['content-location'])
$mail_part->content_location = $mail_part->headers['content-base'] . $mail_part->headers['content-location'];
$this->inline_parts[] = $mail_part;
}
// attachment encapsulated within message/rfc822 part needs further decoding (#1486743)
else if ($part_orig_mimetype == 'message/rfc822') {
$this->parse_structure($mail_part, true);
// list as attachment as well (mostly .eml)
if (!empty($mail_part->filename))
$this->attachments[] = $mail_part;
}
// regular attachment with valid content type
// (content-type name regexp according to RFC4288.4.2)
else if (preg_match('/^[a-z0-9!#$&.+^_-]+\/[a-z0-9!#$&.+^_-]+$/i', $part_mimetype)) {
if (!$mail_part->filename)
$mail_part->filename = 'Part '.$mail_part->mime_id;
$this->attachments[] = $mail_part;
}
// attachment with invalid content type
// replace malformed content type with application/octet-stream (#1487767)
else if ($mail_part->filename) {
$mail_part->ctype_primary = 'application';
$mail_part->ctype_secondary = 'octet-stream';
$mail_part->mimetype = 'application/octet-stream';
$this->attachments[] = $mail_part;
}
}
// attachment part as message/rfc822 (#1488026)
else if ($mail_part->mimetype == 'message/rfc822') {
$this->parse_structure($mail_part);
}
}
// if this was a related part try to resolve references
if ($mimetype == 'multipart/related' && sizeof($this->inline_parts)) {
$a_replaces = array();
$img_regexp = '/^image\/(gif|jpe?g|png|tiff|bmp|svg)/';
foreach ($this->inline_parts as $inline_object) {
$part_url = $this->get_part_url($inline_object->mime_id, true);
if ($inline_object->content_id)
$a_replaces['cid:'.$inline_object->content_id] = $part_url;
if ($inline_object->content_location) {
$a_replaces[$inline_object->content_location] = $part_url;
}
if (!empty($inline_object->filename)) {
// MS Outlook sends sometimes non-related attachments as related
// In this case multipart/related message has only one text part
// We'll add all such attachments to the attachments list
if (!isset($got_html_part) && empty($inline_object->content_id)) {
$this->attachments[] = $inline_object;
}
// MS Outlook sometimes also adds non-image attachments as related
// We'll add all such attachments to the attachments list
// Warning: some browsers support pdf in <img/>
else if (!preg_match($img_regexp, $inline_object->mimetype)) {
$this->attachments[] = $inline_object;
}
// @TODO: we should fetch HTML body and find attachment's content-id
// to handle also image attachments without reference in the body
// @TODO: should we list all image attachments in text mode?
}
}
// add replace array to each content part
// (will be applied later when part body is available)
foreach ($this->parts as $i => $part) {
if ($part->type == 'content')
$this->parts[$i]->replaces = $a_replaces;
}
}
}
// message is a single part non-text
else if ($structure->filename) {
$this->attachments[] = $structure;
}
// message is a single part non-text (without filename)
else if (preg_match('/application\//i', $mimetype)) {
$structure->filename = 'Part '.$structure->mime_id;
$this->attachments[] = $structure;
}
}
/**
* Fill aflat array with references to all parts, indexed by part numbers
*
* @param rcube_message_part $part Message body structure
*/
private function get_mime_numbers(&$part)
{
if (strlen($part->mime_id))
$this->mime_parts[$part->mime_id] = &$part;
if (is_array($part->parts))
for ($i=0; $i<count($part->parts); $i++)
$this->get_mime_numbers($part->parts[$i]);
}
/**
* Decode a Microsoft Outlook TNEF part (winmail.dat)
*
* @param rcube_message_part $part Message part to decode
* @return array
*/
function tnef_decode(&$part)
{
// @TODO: attachment may be huge, hadle it via file
- if (!isset($part->body))
+ if (!isset($part->body)) {
+ $this->storage->set_folder($this->folder);
$part->body = $this->storage->get_message_part($this->uid, $part->mime_id, $part);
+ }
$parts = array();
$tnef = new tnef_decoder;
$tnef_arr = $tnef->decompress($part->body);
foreach ($tnef_arr as $pid => $winatt) {
$tpart = new rcube_message_part;
$tpart->filename = trim($winatt['name']);
$tpart->encoding = 'stream';
$tpart->ctype_primary = trim(strtolower($winatt['type']));
$tpart->ctype_secondary = trim(strtolower($winatt['subtype']));
$tpart->mimetype = $tpart->ctype_primary . '/' . $tpart->ctype_secondary;
$tpart->mime_id = 'winmail.' . $part->mime_id . '.' . $pid;
$tpart->size = $winatt['size'];
$tpart->body = $winatt['stream'];
$parts[] = $tpart;
unset($tnef_arr[$pid]);
}
return $parts;
}
/**
* Parse message body for UUencoded attachments bodies
*
* @param rcube_message_part $part Message part to decode
* @return array
*/
function uu_decode(&$part)
{
// @TODO: messages may be huge, hadle body via file
- if (!isset($part->body))
+ if (!isset($part->body)) {
+ $this->storage->set_folder($this->folder);
$part->body = $this->storage->get_message_part($this->uid, $part->mime_id, $part);
+ }
$parts = array();
// FIXME: line length is max.65?
$uu_regexp = '/begin [0-7]{3,4} ([^\n]+)\n/s';
if (preg_match_all($uu_regexp, $part->body, $matches, PREG_SET_ORDER)) {
// update message content-type
$part->ctype_primary = 'multipart';
$part->ctype_secondary = 'mixed';
$part->mimetype = $part->ctype_primary . '/' . $part->ctype_secondary;
$uu_endstring = "`\nend\n";
// add attachments to the structure
foreach ($matches as $pid => $att) {
$startpos = strpos($part->body, $att[1]) + strlen($att[1]) + 1; // "\n"
$endpos = strpos($part->body, $uu_endstring);
$filebody = substr($part->body, $startpos, $endpos-$startpos);
// remove attachments bodies from the message body
$part->body = substr_replace($part->body, "", $startpos, $endpos+strlen($uu_endstring)-$startpos);
$uupart = new rcube_message_part;
$uupart->filename = trim($att[1]);
$uupart->encoding = 'stream';
$uupart->body = convert_uudecode($filebody);
$uupart->size = strlen($uupart->body);
$uupart->mime_id = 'uu.' . $part->mime_id . '.' . $pid;
$ctype = rcube_mime::content_type($uupart->body, $uupart->filename, 'application/octet-stream', true);
$uupart->mimetype = $ctype;
list($uupart->ctype_primary, $uupart->ctype_secondary) = explode('/', $ctype);
$parts[] = $uupart;
unset($matches[$pid]);
}
// remove attachments bodies from the message body
$part->body = preg_replace($uu_regexp, '', $part->body);
}
return $parts;
}
/**
* Deprecated methods (to be removed)
*/
public static function unfold_flowed($text)
{
return rcube_mime::unfold_flowed($text);
}
public static function format_flowed($text, $length = 72)
{
return rcube_mime::format_flowed($text, $length);
}
}
diff --git a/program/include/rcube_storage.php b/program/include/rcube_storage.php
index 768a26d73..f83e24041 100644
--- a/program/include/rcube_storage.php
+++ b/program/include/rcube_storage.php
@@ -1,989 +1,989 @@
<?php
/*
+-----------------------------------------------------------------------+
| program/include/rcube_storage.php |
| |
| This file is part of the Roundcube Webmail client |
| Copyright (C) 2005-2012, The Roundcube Dev Team |
| Copyright (C) 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: |
| Mail Storage Engine |
| |
+-----------------------------------------------------------------------+
| Author: Thomas Bruederli <roundcube@gmail.com> |
| Author: Aleksander Machniak <alec@alec.pl> |
+-----------------------------------------------------------------------+
*/
/**
* Abstract class for accessing mail messages storage server
*
* @package Mail
* @author Thomas Bruederli <roundcube@gmail.com>
* @author Aleksander Machniak <alec@alec.pl>
* @version 2.0
*/
abstract class rcube_storage
{
/**
* Instance of connection object e.g. rcube_imap_generic
*
* @var mixed
*/
public $conn;
protected $folder = 'INBOX';
protected $default_charset = 'ISO-8859-1';
protected $default_folders = array('INBOX');
protected $search_set;
protected $options = array('auth_method' => 'check');
protected $page_size = 10;
protected $threading = false;
/**
* All (additional) headers used (in any way) by Roundcube
* Not listed here: DATE, FROM, TO, CC, REPLY-TO, SUBJECT, CONTENT-TYPE, LIST-POST
* (used for messages listing) are hardcoded in rcube_imap_generic::fetchHeaders()
*
* @var array
*/
protected $all_headers = array(
'IN-REPLY-TO',
'BCC',
'MESSAGE-ID',
'CONTENT-TRANSFER-ENCODING',
'REFERENCES',
'X-DRAFT-INFO',
'MAIL-FOLLOWUP-TO',
'MAIL-REPLY-TO',
'RETURN-PATH',
);
const UNKNOWN = 0;
const NOPERM = 1;
const READONLY = 2;
const TRYCREATE = 3;
const INUSE = 4;
const OVERQUOTA = 5;
const ALREADYEXISTS = 6;
const NONEXISTENT = 7;
const CONTACTADMIN = 8;
/**
* Connect to the server
*
* @param string $host Host to connect
* @param string $user Username for IMAP account
* @param string $pass Password for IMAP account
* @param integer $port Port to connect to
* @param string $use_ssl SSL schema (either ssl or tls) or null if plain connection
*
* @return boolean TRUE on success, FALSE on failure
*/
abstract function connect($host, $user, $pass, $port = 143, $use_ssl = null);
/**
* Close connection. Usually done on script shutdown
*/
abstract function close();
/**
* Checks connection state.
*
* @return boolean TRUE on success, FALSE on failure
*/
abstract function is_connected();
/**
* Check connection state, connect if not connected.
*
* @return bool Connection state.
*/
abstract function check_connection();
/**
* Returns code of last error
*
* @return int Error code
*/
abstract function get_error_code();
/**
* Returns message of last error
*
* @return string Error message
*/
abstract function get_error_str();
/**
* Returns code of last command response
*
* @return int Response code (class constant)
*/
abstract function get_response_code();
/**
* Set connection and class options
*
* @param array $opt Options array
*/
public function set_options($opt)
{
$this->options = array_merge($this->options, (array)$opt);
}
/**
* Activate/deactivate debug mode.
*
* @param boolean $dbg True if conversation with the server should be logged
*/
abstract function set_debug($dbg = true);
/**
* Set default message charset.
*
* This will be used for message decoding if a charset specification is not available
*
* @param string $cs Charset string
*/
public function set_charset($cs)
{
$this->default_charset = $cs;
}
/**
* This list of folders will be listed above all other folders
*
* @param array $arr Indexed list of folder names
*/
public function set_default_folders($arr)
{
if (is_array($arr)) {
$this->default_folders = $arr;
// add inbox if not included
if (!in_array('INBOX', $this->default_folders)) {
array_unshift($this->default_folders, 'INBOX');
}
}
}
/**
* Set internal folder reference.
* All operations will be perfomed on this folder.
*
* @param string $folder Folder name
*/
public function set_folder($folder)
{
- if ($this->folder == $folder) {
+ if ($this->folder === $folder) {
return;
}
$this->folder = $folder;
}
/**
* Returns the currently used folder name
*
* @return string Name of the folder
*/
public function get_folder()
{
return $this->folder;
}
/**
* Set internal list page number.
*
* @param int $page Page number to list
*/
public function set_page($page)
{
$this->list_page = (int) $page;
}
/**
* Gets internal list page number.
*
* @return int Page number
*/
public function get_page()
{
return $this->list_page;
}
/**
* Set internal page size
*
* @param int $size Number of messages to display on one page
*/
public function set_pagesize($size)
{
$this->page_size = (int) $size;
}
/**
* Get internal page size
*
* @return int Number of messages to display on one page
*/
public function get_pagesize()
{
return $this->page_size;
}
/**
* Save a search result for future message listing methods.
*
* @param mixed $set Search set in driver specific format
*/
abstract function set_search_set($set);
/**
* Return the saved search set.
*
* @return array Search set in driver specific format, NULL if search wasn't initialized
*/
abstract function get_search_set();
/**
* Returns the storage server's (IMAP) capability
*
* @param string $cap Capability name
*
* @return mixed Capability value or TRUE if supported, FALSE if not
*/
abstract function get_capability($cap);
/**
* Sets threading flag to the best supported THREAD algorithm.
* Enable/Disable threaded mode.
*
* @param boolean $enable TRUE to enable and FALSE
*
* @return mixed Threading algorithm or False if THREAD is not supported
*/
public function set_threading($enable = false)
{
$this->threading = false;
if ($enable && ($caps = $this->get_capability('THREAD'))) {
$methods = array('REFS', 'REFERENCES', 'ORDEREDSUBJECT');
$methods = array_intersect($methods, $caps);
$this->threading = array_shift($methods);
}
return $this->threading;
}
/**
* Get current threading flag.
*
* @return mixed Threading algorithm or False if THREAD is not supported or disabled
*/
public function get_threading()
{
return $this->threading;
}
/**
* Checks the PERMANENTFLAGS capability of the current folder
* and returns true if the given flag is supported by the server.
*
* @param string $flag Permanentflag name
*
* @return boolean True if this flag is supported
*/
abstract function check_permflag($flag);
/**
* Returns the delimiter that is used by the server
* for folder hierarchy separation.
*
* @return string Delimiter string
*/
abstract function get_hierarchy_delimiter();
/**
* Get namespace
*
* @param string $name Namespace array index: personal, other, shared, prefix
*
* @return array Namespace data
*/
abstract function get_namespace($name = null);
/**
* Get messages count for a specific folder.
*
* @param string $folder Folder name
* @param string $mode Mode for count [ALL|THREADS|UNSEEN|RECENT]
* @param boolean $force Force reading from server and update cache
* @param boolean $status Enables storing folder status info (max UID/count),
* required for folder_status()
*
* @return int Number of messages
*/
abstract function count($folder = null, $mode = 'ALL', $force = false, $status = true);
/**
* Public method for listing headers.
*
* @param string $folder Folder name
* @param int $page Current page to list
* @param string $sort_field Header field to sort by
* @param string $sort_order Sort order [ASC|DESC]
* @param int $slice Number of slice items to extract from result array
*
* @return array Indexed array with message header objects
*/
abstract function list_messages($folder = null, $page = null, $sort_field = null, $sort_order = null, $slice = 0);
/**
* Return sorted list of message UIDs
*
* @param string $folder Folder to get index from
* @param string $sort_field Sort column
* @param string $sort_order Sort order [ASC, DESC]
*
* @return rcube_result_index|rcube_result_thread List of messages (UIDs)
*/
abstract function index($folder = null, $sort_field = null, $sort_order = null);
/**
* Invoke search request to the server.
*
* @param string $folder Folder name to search in
* @param string $str Search criteria
* @param string $charset Search charset
* @param string $sort_field Header field to sort by
*
* @todo: Search criteria should be provided in non-IMAP format, eg. array
*/
abstract function search($folder = null, $str = 'ALL', $charset = null, $sort_field = null);
/**
* Direct (real and simple) search request (without result sorting and caching).
*
* @param string $folder Folder name to search in
* @param string $str Search string
*
* @return rcube_result_index Search result (UIDs)
*/
abstract function search_once($folder = null, $str = 'ALL');
/**
* Refresh saved search set
*
* @return array Current search set
*/
abstract function refresh_search();
/* --------------------------------
* messages management
* --------------------------------*/
/**
* Fetch message headers and body structure from the server and build
* an object structure similar to the one generated by PEAR::Mail_mimeDecode
*
* @param int $uid Message UID to fetch
* @param string $folder Folder to read from
*
* @return object rcube_message_header Message data
*/
abstract function get_message($uid, $folder = null);
/**
* Return message headers object of a specific message
*
* @param int $id Message sequence ID or UID
* @param string $folder Folder to read from
* @param bool $force True to skip cache
*
* @return rcube_message_header Message headers
*/
abstract function get_message_headers($uid, $folder = null, $force = false);
/**
* Fetch message body of a specific message from the server
*
* @param int $uid Message UID
* @param string $part Part number
* @param rcube_message_part $o_part Part object created by get_structure()
* @param mixed $print True to print part, ressource to write part contents in
* @param resource $fp File pointer to save the message part
* @param boolean $skip_charset_conv Disables charset conversion
*
* @return string Message/part body if not printed
*/
abstract function get_message_part($uid, $part = 1, $o_part = null, $print = null, $fp = null, $skip_charset_conv = false);
/**
* Fetch message body of a specific message from the server
*
* @param int $uid Message UID
*
* @return string $part Message/part body
* @see rcube_imap::get_message_part()
*/
public function get_body($uid, $part = 1)
{
$headers = $this->get_message_headers($uid);
return rcube_charset::convert($this->get_message_part($uid, $part, null),
$headers->charset ? $headers->charset : $this->default_charset);
}
/**
* Returns the whole message source as string (or saves to a file)
*
* @param int $uid Message UID
* @param resource $fp File pointer to save the message
*
* @return string Message source string
*/
abstract function get_raw_body($uid, $fp = null);
/**
* Returns the message headers as string
*
* @param int $uid Message UID
*
* @return string Message headers string
*/
abstract function get_raw_headers($uid);
/**
* Sends the whole message source to stdout
*
* @param int $uid Message UID
* @param bool $formatted Enables line-ending formatting
*/
abstract function print_raw_body($uid, $formatted = true);
/**
* Set message flag to one or several messages
*
* @param mixed $uids Message UIDs as array or comma-separated string, or '*'
* @param string $flag Flag to set: SEEN, UNDELETED, DELETED, RECENT, ANSWERED, DRAFT, MDNSENT
* @param string $folder Folder name
* @param boolean $skip_cache True to skip message cache clean up
*
* @return bool Operation status
*/
abstract function set_flag($uids, $flag, $folder = null, $skip_cache = false);
/**
* Remove message flag for one or several messages
*
* @param mixed $uids Message UIDs as array or comma-separated string, or '*'
* @param string $flag Flag to unset: SEEN, DELETED, RECENT, ANSWERED, DRAFT, MDNSENT
* @param string $folder Folder name
*
* @return bool Operation status
* @see set_flag
*/
public function unset_flag($uids, $flag, $folder = null)
{
return $this->set_flag($uids, 'UN'.$flag, $folder);
}
/**
* Append a mail message (source) to a specific folder.
*
* @param string $folder Target folder
* @param string $message The message source string or filename
* @param string $headers Headers string if $message contains only the body
* @param boolean $is_file True if $message is a filename
*
* @return int|bool Appended message UID or True on success, False on error
*/
abstract function save_message($folder, &$message, $headers = '', $is_file = false);
/**
* Move message(s) from one folder to another.
*
* @param mixed $uids Message UIDs as array or comma-separated string, or '*'
* @param string $to Target folder
* @param string $from Source folder
*
* @return boolean True on success, False on error
*/
abstract function move_message($uids, $to, $from = null);
/**
* Copy message(s) from one mailbox to another.
*
* @param mixed $uids Message UIDs as array or comma-separated string, or '*'
* @param string $to Target folder
* @param string $from Source folder
*
* @return boolean True on success, False on error
*/
abstract function copy_message($uids, $to, $from = null);
/**
* Mark message(s) as deleted and expunge.
*
* @param mixed $uids Message UIDs as array or comma-separated string, or '*'
* @param string $folder Source folder
*
* @return boolean True on success, False on error
*/
abstract function delete_message($uids, $folder = null);
/**
* Expunge message(s) and clear the cache.
*
* @param mixed $uids Message UIDs as array or comma-separated string, or '*'
* @param string $folder Folder name
* @param boolean $clear_cache False if cache should not be cleared
*
* @return boolean True on success, False on error
*/
abstract function expunge_message($uids, $folder = null, $clear_cache = true);
/**
* Parse message UIDs input
*
* @param mixed $uids UIDs array or comma-separated list or '*' or '1:*'
*
* @return array Two elements array with UIDs converted to list and ALL flag
*/
protected function parse_uids($uids)
{
if ($uids === '*' || $uids === '1:*') {
if (empty($this->search_set)) {
$uids = '1:*';
$all = true;
}
// get UIDs from current search set
else {
$uids = join(',', $this->search_set->get());
}
}
else {
if (is_array($uids)) {
$uids = join(',', $uids);
}
if (preg_match('/[^0-9,]/', $uids)) {
$uids = '';
}
}
return array($uids, (bool) $all);
}
/* --------------------------------
* folder managment
* --------------------------------*/
/**
* Get a list of subscribed folders.
*
* @param string $root Optional root folder
* @param string $name Optional name pattern
* @param string $filter Optional filter
* @param string $rights Optional ACL requirements
* @param bool $skip_sort Enable to return unsorted list (for better performance)
*
* @return array List of folders
*/
abstract function list_folders_subscribed($root = '', $name = '*', $filter = null, $rights = null, $skip_sort = false);
/**
* Get a list of all folders available on the server.
*
* @param string $root IMAP root dir
* @param string $name Optional name pattern
* @param mixed $filter Optional filter
* @param string $rights Optional ACL requirements
* @param bool $skip_sort Enable to return unsorted list (for better performance)
*
* @return array Indexed array with folder names
*/
abstract function list_folders($root = '', $name = '*', $filter = null, $rights = null, $skip_sort = false);
/**
* Subscribe to a specific folder(s)
*
* @param array $folders Folder name(s)
*
* @return boolean True on success
*/
abstract function subscribe($folders);
/**
* Unsubscribe folder(s)
*
* @param array $folders Folder name(s)
*
* @return boolean True on success
*/
abstract function unsubscribe($folders);
/**
* Create a new folder on the server.
*
* @param string $folder New folder name
* @param boolean $subscribe True if the newvfolder should be subscribed
*
* @return boolean True on success, False on error
*/
abstract function create_folder($folder, $subscribe = false);
/**
* Set a new name to an existing folder
*
* @param string $folder Folder to rename
* @param string $new_name New folder name
*
* @return boolean True on success, False on error
*/
abstract function rename_folder($folder, $new_name);
/**
* Remove a folder from the server.
*
* @param string $folder Folder name
*
* @return boolean True on success, False on error
*/
abstract function delete_folder($folder);
/**
* Send expunge command and clear the cache.
*
* @param string $folder Folder name
* @param boolean $clear_cache False if cache should not be cleared
*
* @return boolean True on success, False on error
*/
public function expunge_folder($folder = null, $clear_cache = true)
{
return $this->expunge_message('*', $folder, $clear_cache);
}
/**
* Remove all messages in a folder..
*
* @param string $folder Folder name
*
* @return boolean True on success, False on error
*/
public function clear_folder($folder = null)
{
return $this->delete_message('*', $folder);
}
/**
* Checks if folder exists and is subscribed
*
* @param string $folder Folder name
* @param boolean $subscription Enable subscription checking
*
* @return boolean True if folder exists, False otherwise
*/
abstract function folder_exists($folder, $subscription = false);
/**
* Get folder size (size of all messages in a folder)
*
* @param string $folder Folder name
*
* @return int Folder size in bytes, False on error
*/
abstract function folder_size($folder);
/**
* Returns the namespace where the folder is in
*
* @param string $folder Folder name
*
* @return string One of 'personal', 'other' or 'shared'
*/
abstract function folder_namespace($folder);
/**
* Gets folder attributes (from LIST response, e.g. \Noselect, \Noinferiors).
*
* @param string $folder Folder name
* @param bool $force Set to True if attributes should be refreshed
*
* @return array Options list
*/
abstract function folder_attributes($folder, $force = false);
/**
* Gets connection (and current folder) data: UIDVALIDITY, EXISTS, RECENT,
* PERMANENTFLAGS, UIDNEXT, UNSEEN
*
* @param string $folder Folder name
*
* @return array Data
*/
abstract function folder_data($folder);
/**
* Returns extended information about the folder.
*
* @param string $folder Folder name
*
* @return array Data
*/
abstract function folder_info($folder);
/**
* Returns current status of a folder
*
* @param string $folder Folder name
*
* @return int Folder status
*/
abstract function folder_status($folder = null);
/**
* Synchronizes messages cache.
*
* @param string $folder Folder name
*/
abstract function folder_sync($folder);
/**
* Modify folder name according to namespace.
* For output it removes prefix of the personal namespace if it's possible.
* For input it adds the prefix. Use it before creating a folder in root
* of the folders tree.
*
* @param string $folder Folder name
* @param string $mode Mode name (out/in)
*
* @return string Folder name
*/
abstract function mod_folder($folder, $mode = 'out');
/**
* Create all folders specified as default
*/
public function create_default_folders()
{
// create default folders if they do not exist
foreach ($this->default_folders as $folder) {
if (!$this->folder_exists($folder)) {
$this->create_folder($folder, true);
}
else if (!$this->folder_exists($folder, true)) {
$this->subscribe($folder);
}
}
}
/**
* Get mailbox quota information.
*
* @return mixed Quota info or False if not supported
*/
abstract function get_quota();
/* -----------------------------------------
* ACL and METADATA methods
* ----------------------------------------*/
/**
* Changes the ACL on the specified folder (SETACL)
*
* @param string $folder Folder name
* @param string $user User name
* @param string $acl ACL string
*
* @return boolean True on success, False on failure
*/
abstract function set_acl($folder, $user, $acl);
/**
* Removes any <identifier,rights> pair for the
* specified user from the ACL for the specified
* folder (DELETEACL).
*
* @param string $folder Folder name
* @param string $user User name
*
* @return boolean True on success, False on failure
*/
abstract function delete_acl($folder, $user);
/**
* Returns the access control list for a folder (GETACL).
*
* @param string $folder Folder name
*
* @return array User-rights array on success, NULL on error
*/
abstract function get_acl($folder);
/**
* Returns information about what rights can be granted to the
* user (identifier) in the ACL for the folder (LISTRIGHTS).
*
* @param string $folder Folder name
* @param string $user User name
*
* @return array List of user rights
*/
abstract function list_rights($folder, $user);
/**
* Returns the set of rights that the current user has to a folder (MYRIGHTS).
*
* @param string $folder Folder name
*
* @return array MYRIGHTS response on success, NULL on error
*/
abstract function my_rights($folder);
/**
* Sets metadata/annotations (SETMETADATA/SETANNOTATION)
*
* @param string $folder Folder name (empty for server metadata)
* @param array $entries Entry-value array (use NULL value as NIL)
*
* @return boolean True on success, False on failure
*/
abstract function set_metadata($folder, $entries);
/**
* Unsets metadata/annotations (SETMETADATA/SETANNOTATION)
*
* @param string $folder Folder name (empty for server metadata)
* @param array $entries Entry names array
*
* @return boolean True on success, False on failure
*/
abstract function delete_metadata($folder, $entries);
/**
* Returns folder metadata/annotations (GETMETADATA/GETANNOTATION).
*
* @param string $folder Folder name (empty for server metadata)
* @param array $entries Entries
* @param array $options Command options (with MAXSIZE and DEPTH keys)
*
* @return array Metadata entry-value hash array on success, NULL on error
*/
abstract function get_metadata($folder, $entries, $options = array());
/* -----------------------------------------
* Cache related functions
* ----------------------------------------*/
/**
* Clears the cache.
*
* @param string $key Cache key name or pattern
* @param boolean $prefix_mode Enable it to clear all keys starting
* with prefix specified in $key
*/
abstract function clear_cache($key = null, $prefix_mode = false);
/**
* Returns cached value
*
* @param string $key Cache key
*
* @return mixed Cached value
*/
abstract function get_cache($key);
/**
* Delete outdated cache entries
*/
abstract function expunge_cache();
} // end class rcube_storage

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