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rcube_kolab.php
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rcube_kolab.php
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<?php
ini_set('error_reporting', E_ALL&~(E_DEPRECATED | E_NOTICE));
require_once 'Horde/Kolab/Storage/List.php';
require_once 'Horde/Kolab/Format.php';
require_once 'Horde/Auth.php';
require_once 'Horde/Auth/kolab.php';
require_once 'Horde/Perms.php';
/**
* Glue class to handle access to the Kolab data using the Kolab_* classes
* from the Horde project.
*
* @author Thomas Bruederli
*/
class rcube_kolab
{
private static $horde_auth;
private static $ready = false;
/**
* Setup the environment needed by the Kolab_* classes to access Kolab data
*/
public static function setup()
{
global $conf;
// setup already done
if (self::$horde_auth)
return;
$rcmail = rcmail::get_instance();
// get password of logged user
$pwd = $rcmail->decrypt($_SESSION['password']);
// load ldap credentials from local config
$conf['kolab'] = (array) $rcmail->config->get('kolab');
// Set global Horde config (e.g. Cache settings)
if (!empty($conf['kolab']['global'])) {
$conf = array_merge($conf, $conf['kolab']['global']);
unset($conf['kolab']['global']);
}
// Set Horde configuration (for cache db)
$dsnw = $rcmail->config->get('db_dsnw');
$dsnr = $rcmail->config->get('db_dsnr');
$conf['sql'] = MDB2::parseDSN($dsnw);
$conf['sql']['charset'] = 'utf-8';
if (!empty($dsnr) && $dsnr != $dsnw) {
$conf['sql']['read'] = MDB2::parseDSN($dsnr);
$conf['sql']['read']['charset'] = 'utf-8';
$conf['sql']['splitread'] = true;
}
// Re-set LDAP/IMAP host config
$ldap = array('server' => 'ldap://' . $_SESSION['imap_host'] . ':389');
$imap = array('server' => $_SESSION['imap_host'], 'port' => $_SESSION['imap_port']);
$conf['kolab']['ldap'] = array_merge($ldap, (array)$conf['kolab']['ldap']);
$conf['kolab']['imap'] = array_merge($imap, (array)$conf['kolab']['imap']);
// pass the current IMAP authentication credentials to the Horde auth system
self::$horde_auth = Auth::singleton('kolab');
if (self::$horde_auth->authenticate($_SESSION['username'], array('password' => $pwd), false)) {
$_SESSION['__auth'] = array(
'authenticated' => true,
'userId' => $_SESSION['username'],
'timestamp' => time(),
'remote_addr' => $_SERVER['REMOTE_ADDR'],
);
Auth::setCredential('password', $pwd);
self::$ready = true;
}
NLS::setCharset('UTF-8');
String::setDefaultCharset('UTF-8');
}
/**
* Get instance of a Kolab (XML) format object
*
* @param string Data type (contact,event,task,note)
*
* @return object Horde_Kolab_Format_XML The format object
*/
public static function get_format($type)
{
self::setup();
return Horde_Kolab_Format::factory('XML', $type);
}
/**
* Get a list of storage folders for the given data type
*
* @param string Data type to list folders for (contact,event,task,note)
*
* @return array List of Kolab_Folder objects (folder names in UTF7-IMAP)
*/
public static function get_folders($type)
{
self::setup();
$kolab = Kolab_List::singleton();
return self::$ready ? $kolab->getByType($type) : array();
}
/**
* Get storage object for read/write access to the Kolab backend
*
* @param string IMAP folder to access (UTF7-IMAP)
* @param string Object type to deal with (leave empty for auto-detection using annotations)
*
* @return object Kolab_Data The data storage object
*/
public static function get_storage($folder, $data_type = null)
{
self::setup();
$kolab = Kolab_List::singleton();
return self::$ready ? $kolab->getFolder($folder)->getData($data_type) : null;
}
/**
* Cleanup session data when done
*/
public static function shutdown()
{
// unset auth data from session. no need to store it persistantly
if (isset($_SESSION['__auth']))
unset($_SESSION['__auth']);
}
/**
* Creates folder ID from folder name
*
* @param string $folder Folder name (UTF7-IMAP)
*
* @return string Folder ID string
*/
public static function folder_id($folder)
{
return asciiwords(strtr($folder, '/.', '--'));
}
/**
* Deletes IMAP folder
*
* @param string $name Folder name (UTF7-IMAP)
*
* @return bool True on success, false on failure
*/
public static function folder_delete($name)
{
self::setup();
$kolab = Kolab_List::singleton();
$folder = $kolab->getFolder($name);
$result = $folder->delete();
if (is_a($result, 'PEAR_Error')) {
return false;
}
return true;
}
/**
* Creates IMAP folder
*
* @param string $name Folder name (UTF7-IMAP)
* @param string $type Folder type
* @param bool $default True if older is default (for specified type)
*
* @return bool True on success, false on failure
*/
public static function folder_create($name, $type=null, $default=false)
{
self::setup();
$kolab = Kolab_List::singleton();
$folder = new Kolab_Folder();
$folder->setList($kolab);
$folder->setFolder($name);
$result = $folder->save(array(
'type' => $type,
'default' => $default,
));
if (is_a($result, 'PEAR_Error')) {
return false;
}
return true;
}
/**
* Renames IMAP folder
*
* @param string $oldname Old folder name (UTF7-IMAP)
* @param string $newname New folder name (UTF7-IMAP)
*
* @return bool True on success, false on failure
*/
public static function folder_rename($oldname, $newname)
{
self::setup();
$kolab = Kolab_List::singleton();
$folder = $kolab->getFolder($oldname);
$folder->setFolder($newname);
$result = $kolab->rename($folder);
if (is_a($result, 'PEAR_Error')) {
return false;
}
return true;
}
}

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