Files
server/usr/share/psa-horde/mnemo/lib/Driver/Kolab.php
2026-01-07 20:52:11 +01:00

377 lines
11 KiB
PHP

<?php
/**
* Horde Mnemo driver for the Kolab_Storage backend.
*
* Copyright 2004-2017 Horde LLC (http://www.horde.org/)
*
* See the enclosed file LICENSE for license information (ASL). If you
* did not receive this file, see http://www.horde.org/licenses/apache.
*
* @author Gunnar Wrobel <wrobel@pardus.de>
* @author Thomas Jarosch <thomas.jarosch@intra2net.com>
* @author Stuart Binge <omicron@mighty.co.za>
* @since Mnemo 2.0
* @package Mnemo
*/
class Mnemo_Driver_Kolab extends Mnemo_Driver
{
/**
* The Kolab_Storage backend.
*
* @var Horde_Kolab_Storage
*/
private $_kolab;
/**
* The current notepad.
*
* @var Horde_Kolab_Storage_Data
*/
private $_data;
/**
* Construct a new Kolab storage object.
*
* @param string $notepad The name of the notepad to load/save notes from.
* @param array $params The connection parameters
*
* @throws InvalidArguementException
*/
public function __construct($notepad, $params = array())
{
if (empty($params['storage'])) {
throw new InvalidArgumentException('Missing required storage handler.');
}
$this->_notepad = $notepad;
$this->_kolab = $params['storage'];
}
/**
* Retrieves all of the notes of the current notepad from the backend.
*
* @throws Mnemo_Exception
*/
public function retrieve()
{
$this->_memos = array();
try {
$note_list = $this->_getData()->getObjects();
} catch (Horde_Kolab_Storage_Exception $e) {
throw new Mnemo_Exception($e);
}
if (empty($note_list)) {
return;
}
foreach ($note_list as $note) {
$this->_memos[Horde_Url::uriB64Encode($note['uid'])] = $this->_buildNote($note);
}
}
/**
* Retrieves one note from the backend.
*
* @param string $noteId The ID of the note to retrieve.
* @param string $passphrase A passphrase with which this note was
* supposed to be encrypted.
*
* @return array The array of note attributes.
* @throws Mnemo_Exception
* @throws Horde_Exception_NotFound
*/
public function get($noteId, $passphrase = null)
{
try {
$uid = Horde_Url::uriB64Decode($noteId);
if ($this->_getData()->objectIdExists($uid)) {
$note = $this->_getData()->getObject($uid);
return $this->_buildNote($note, $passphrase);
} else {
throw new Horde_Exception_NotFound();
}
} catch (Horde_Kolab_Storage_Exception $e) {
throw new Mnemo_Exception($e);
}
}
/**
* Retrieves one note from the backend by UID.
*
* @param string $uid The UID of the note to retrieve.
* @param string $passphrase A passphrase with which this note was
* supposed to be encrypted.
*
* @return array The array of note attributes.
* @throws Mnemo_Exception
* @throws Horde_Exception_NotFound
*/
public function getByUID($uid, $passphrase = null)
{
//@todo: search across notepads
// HACK: Use default notepad if no notepad is set.
// ActiveSync does not work without this
// as we don't search across all notepads yet.
if (empty($this->_notepad)) {
$this->_notepad = Mnemo::getDefaultNotepad();
}
return $this->get(Horde_Url::uriB64Encode($uid), $passphrase);
}
/**
* Adds a note to the backend storage.
*
* @param string $noteId The ID of the new note.
* @param string $desc The first line of the note.
* @param string $body The whole note body.
* @param string $tags The tags of the note.
*
* @return string The unique ID of the new note.
* @throws Mnemo_Exception
*/
protected function _add($noteId, $desc, $body, $tags)
{
$object = $this->_buildObject($noteId, $desc, $body, $tags);
try {
$this->_getData()->create($object);
} catch (Horde_Kolab_Storage_Exception $e) {
throw new Mnemo_Exception($e);
}
return $object['uid'];
}
/**
* Modifies an existing note.
*
* @param string $noteId The note to modify.
* @param string $desc The first line of the note.
* @param string $body The whole note body.
* @param string $tags The tags of the note.
*
* @return string The note's UID.
* @throws Mnemo_Exception
*/
protected function _modify($noteId, $desc, $body, $tags)
{
$object = $this->_buildObject($noteId, $desc, $body, $tags);
try {
$this->_getData()->modify($object);
} catch (Horde_Kolab_Storage_Exception $e) {
throw new Mnemo_Exception($e);
}
return $object['uid'];
}
/**
* Converts a note hash to a Kolab hash.
*
* @param string $noteId The note to modify.
* @param string $desc The first line of the note.
* @param string $body The whole note body.
* @param string $tags The tags of the note.
*
* @return object The Kolab hash.
*/
protected function _buildObject($noteId, $desc, $body, $tags)
{
$uid = Horde_Url::uriB64Decode($noteId);
$object = array(
'uid' => $uid,
'summary' => $desc,
'body' => $body,
);
$object['categories'] = $GLOBALS['injector']
->getInstance('Mnemo_Tagger')
->split($tags);
usort($object['categories'], 'strcoll');
return $object;
}
/**
* Moves a note to a new notepad.
*
* @param string $noteId The note to move.
* @param string $newNotepad The new notepad.
*
* @return string The note's UID.
* @throws Mnemo_Exception
*/
protected function _move($noteId, $newNotepad)
{
$uid = Horde_Url::uriB64Decode($noteId);
try {
$this->_getData()->move(
$uid,
$GLOBALS['mnemo_shares']->getShare($newNotepad)->get('folder')
);
$this->_getDataForNotepad($newNotepad)->synchronize();
} catch (Horde_Kolab_Storage_Exception $e) {
throw new Mnemo_Exception($e);
}
return $uid;
}
/**
* Deletes a note permanently.
*
* @param array $note The note to delete.
*
* @return string The note's UID.
* @throws Mnemo_Exception
*/
protected function _delete($noteId)
{
$uid = Horde_Url::uriB64Decode($noteId);
try {
$this->_getData()->delete($uid);
} catch (Horde_Kolab_Storage_Exception $e) {
throw new Mnemo_Exception($e);
}
return $uid;
}
/**
* Deletes all notes from the current notepad.
*
* @return array An array of uids that have been removed.
* @throws Mnemo_Exception
*/
protected function _deleteAll()
{
try {
$uids = $this->_getData()->getObjectIds();
$this->_getData()->deleteAll();
} catch (Horde_Kolab_Storage_Exception $e) {
throw new Mnemo_Exception($e);
}
return $uids;
}
/**
* Return the Kolab data handler for the current notepad.
*
* @return Horde_Kolab_Storage_Data The data handler.
*/
protected function _getData()
{
if (empty($this->_notepad)) {
throw new LogicException(
'The notepad has been left undefined but is required!'
);
}
if ($this->_data === null) {
$this->_data = $this->_getDataForNotepad($this->_notepad);
}
return $this->_data;
}
/**
* Return the Kolab data handler for the specified notepad.
*
* @param string $notepad The notepad name.
*
* @return Horde_Kolab_Storage_Data The data handler.
*/
protected function _getDataForNotepad($notepad)
{
try {
return $this->_kolab->getData(
$GLOBALS['mnemo_shares']->getShare($notepad)->get('folder'),
'note'
);
} catch (Horde_Kolab_Storage_Exception $e) {
throw new Mnemo_Exception(
sprintf(
_("Failed retrieving Kolab data for notepad %s: %s"),
$notepad,
$e->getMessage()
)
);
}
}
/**
* Build a note based on data array
*
* @param array $note The data for the note
* @param string $passphrase A passphrase for decrypting a note
*
* @return array The converted data array representing the note
*/
protected function _buildNote($note, $passphrase = null)
{
$encrypted = false;
$body = $note['body'];
$id = Horde_Url::uriB64Encode($note['uid']);
if (strpos($body, '-----BEGIN PGP MESSAGE-----') === 0) {
$encrypted = true;
if (empty($passphrase)) {
$passphrase = Mnemo::getPassphrase($id);
}
if (empty($passphrase)) {
$body = new Mnemo_Exception(_("This note has been encrypted."), Mnemo::ERR_NO_PASSPHRASE);
} else {
try {
$body = $this->_decrypt($body, $passphrase)->message;
} catch (Mnemo_Exception $e) {
$body = $e;
}
Mnemo::storePassphrase($id, $passphrase);
}
}
$tagger = $GLOBALS['injector']->getInstance('Mnemo_Tagger');
$tags = $tagger->getTags($note['uid'], 'note');
if (!empty($note['categories'])) {
usort($tags, 'strcoll');
if (array_diff($note['categories'], $tags)) {
$tagger->replaceTags(
$note['uid'],
$note['categories'],
$GLOBALS['registry']->getAuth(),
'note'
);
}
$tags = $note['categories'];
}
$result = array(
'memolist_id' => $this->_notepad,
'memo_id' => $id,
'uid' => $note['uid'],
'tags' => $tags,
'desc' => $note['summary'],
'encrypted' => $encrypted,
'body' => $body,
);
if (!empty($note['creation-date'])) {
$result['created'] = new Horde_Date($note['creation-date']);
}
if (!empty($note['last-modification-date'])) {
$result['modified'] = new Horde_Date($note['last-modification-date']);
}
return $result;
}
/**
* Generates a local note ID.
*
* @return string A new note ID.
*/
protected function _generateId()
{
return Horde_Url::uriB64Encode($this->_getData()->generateUid());
}
}