mirror of
https://github.com/EGroupware/egroupware.git
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451 lines
11 KiB
PHP
451 lines
11 KiB
PHP
<?php
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/**
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* Filemanager collab session Class
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*
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* @link http://www.egroupware.org
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* @package filemanager
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* @author Hadi Nategh <hn-AT-stylite.de>
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* @copyright (c) 2016 by Stylite AG
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* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
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* @version $Id$
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*/
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use EGroupware\Api;
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/**
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* Storage Object of the filemanager
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*/
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class filemanager_collab_bo
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{
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/**
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* session table name
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*/
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const SESSION_TABLE = 'egw_collab_session';
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/**
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* member table name
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*/
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const MEMBER_TABLE = 'egw_collab_member';
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/**
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* op table name
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*/
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const OP_TABLE = 'egw_collab_op';
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/**
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* prefix value used for naming fields in DB
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*/
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const DB_FILEDS_PREFIX = 'collab_';
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/**
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* Exception message for no session found
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*/
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const EXCEPTION_MESSAGE_NO_SESSION = 'Session id must be given, none given!';
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/**
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* Exception message for no OP
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*/
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const EXCEPTION_MESSAGE_NO_OPS = 'ops need to be an array of op data, none array given!';
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/**
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* Database object
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* @var Api\Db
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*/
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protected $db;
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public function __construct()
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{
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$this->db = $GLOBALS['egw']->db;
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}
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/**
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* Init session check for existing session or create one there's none
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*
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* @param string $es_id session id
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*
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* @return array returns an array contains of mapped session data
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*/
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protected function initSession ($es_id)
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{
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$query = $this->db->select(self::SESSION_TABLE,'*', array('collab_es_id' => $es_id),__LINE__,__FILE__);
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$full_name = $GLOBALS['egw_info']['user']['account_fullname'];
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$color = $GLOBALS['egw_info']['user']['preferences']['filemanager']['collab_user_color'];
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$user_id = $GLOBALS['egw_info']['user']['account_id'];
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$imageUrl = $GLOBALS['egw_info']['server']['webserver_url'].'/index.php?menuaction=addressbook.addressbook_ui.photo&account_id='.$user_id;
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if (!($result = self::db2id($query->fetchRow())) && $es_id)
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{
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$result = self::db2id($this->SESSION_add2Db($es_id));
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}
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$this->MEMBER_add2Db($es_id, $user_id, $color);
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$result['member_id'] = $this->MEMBER_getLastMember();
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$this->OP_addMember($es_id, $result['member_id'], $full_name, $user_id, $color, $imageUrl);
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return $result;
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}
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/**
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* Add session data with provided session id into DB
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*
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* @param string $es_id session id
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* @param string $genesis_url generated url out of genesis temp file
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* @return array returns an array contains of session data
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*/
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protected function SESSION_add2Db ($es_id, $genesis_url='')
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{
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if ($es_id)
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{
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$data = array (
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'collab_es_id' => $es_id,
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'collab_genesis_url' => $genesis_url,
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'collab_last_save' => self::getTimeStamp(),
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'account_id' => $GLOBALS['egw_info']['user']['account_id']
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);
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$this->db->insert(self::SESSION_TABLE, $data,false,__LINE__, __FILE__,'filemanager');
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}
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return $data;
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}
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/**
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* Method to clean up left over modifications data
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*
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* @param type $es_id session id
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*
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* @throws Exception
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*/
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public function SESSION_cleanup ($es_id)
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{
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if (!$es_id) throw new Exception (self::EXCEPTION_MESSAGE_NO_SESSION);
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$this->db->delete(
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self::OP_TABLE,
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array('collab_es_id' => $es_id),
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__LINE__,
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__FILE__
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);
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$this->db->delete(
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self::SESSION_TABLE,
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array('collab_es_id' => $es_id),
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__LINE__,
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__FILE__
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);
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$this->db->delete(
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self::MEMBER_TABLE,
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array('collab_es_id' => $es_id),
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__LINE__,
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__FILE__
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);
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}
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/**
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* Method to update last time saved in session table
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*
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* @param type $es_id
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*
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* @return boolean returns true if update is successful otherwise false
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* @throws Exception
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*/
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public function SESSION_Save ($es_id)
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{
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if (!$es_id) throw new Exception (self::EXCEPTION_MESSAGE_NO_SESSION);
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$query = $this->db->update(
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self::SESSION_TABLE,
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array('collab_last_save' => self::getTimeStamp()),
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array('collab_es_id' => $es_id),
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__LINE__,
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__FILE__,
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'filemanager');
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return !$query? false: true;
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}
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/**
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* Get session information based on session id
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*
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* @param string $es_id session id
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*
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* @return array|boolean return session info or false if nothing found
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* @throws Exception
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*/
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public function SESSION_Get($es_id)
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{
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if (!$es_id) throw new Exception (self::EXCEPTION_MESSAGE_NO_SESSION);
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$query = $this->db->select(
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self::SESSION_TABLE,
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'*',
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array('collab_es_id' => $es_id),
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__LINE__,
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__FILE__
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);
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$session = $query->fetchrow();
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return is_array($session)? self::db2id($session): false;
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}
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/**
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* OP addMember function is backend equivalent to addMember from frontend
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*
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* @param string $es_id session id
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* @param string $member_id
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* @param string $full_name
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* @param string $user_id
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* @param string $color
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* @param string $imageUrl
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*/
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protected function OP_addMember($es_id, $member_id, $full_name, $user_id, $color='', $imageUrl='')
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{
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$op = array(
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'optype' => 'AddMember',
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'memberid' => (string) $member_id,
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'timestamp' => self::getTimeStamp(),
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'setProperties' => array(
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'fullName' => $full_name,
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'color' => $color,
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'imageUrl' => $imageUrl,
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'uid' => $user_id,
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)
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);
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$this->OP_add2Db($op, $es_id);
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}
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/**
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* Function to remove cursor for a member
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*
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* @param string $es_id session id
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* @param string $member_id member id
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*/
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protected function OP_removeCursor ($es_id, $member_id)
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{
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$op = array(
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'optype' => 'RemoveCursor',
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'memberid' => (string) $member_id,
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'reason' => 'server-idle',
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'timestamp' => self::getTimeStamp()
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);
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$this->OP_add2Db($op, $es_id);
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}
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/**
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* Function to remove member from list
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*
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* @param string $es_id session id
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* @param string $member_id membe id
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*
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* @return boolean returns true if remove member is successful otherwise false
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*/
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function OP_removeMember ($es_id, $member_id)
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{
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$op = array (
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'optype' => 'RemoveMember',
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'memberid' => (string) $member_id,
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'timestamp' => self::getTimeStamp()
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);
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return $this->OP_add2Db($op, $es_id)?true:false;
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}
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/**
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* Function to get top head seq for a given session
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*
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* @param string $es_id
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*
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* @return string returns head seq or '' if none exists
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* @throws Exception throws exception if no session is given
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*/
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protected function OP_getHeadSeq($es_id)
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{
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if (!$es_id) throw new Exception (self::EXCEPTION_MESSAGE_NO_SESSION);
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$query = $this->db->select(
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self::OP_TABLE,
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'collab_seq',
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array('collab_es_id' => $es_id),
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__LINE__,
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__FILE__,
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FALSE,
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'ORDER BY collab_seq DESC LIMIT 1',
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'filemanager'
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);
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$head_seq = $query->fetchRow();
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return is_array($head_seq)? $head_seq['collab_seq']: '';
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}
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/**
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* Function to get opsepcs of session base on seq head
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*
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* @param string $es_id session id
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* @param string $seq_head sequence head
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*
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* @return array returns array of opspecs
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*/
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protected function OP_getOPSECS($es_id, $seq_head)
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{
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if ($seq_head == "")
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{
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$seq_head = -1;
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}
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$ops = array();
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$query = $this->db->select(
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self::OP_TABLE,
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'collab_opspec',
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'collab_es_id ="'. $es_id.'" AND collab_seq >'.$seq_head,
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__LINE__,
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__FILE__,
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false, 'ORDER BY collab_seq ASC','filemanager');
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foreach ($query as $spec)
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{
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$op = json_decode($spec['collab_opspec'], true);
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$op['memberid'] = strval($op['memberid']);
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$ops [] = $op;
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}
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return $ops;
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}
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/**
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* Function to ops data array into op table
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*
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* @param string $es_id session id
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* @param string $member_id member id
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* @param array $client_ops array of ops
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* @throws Exception if no array of ops given
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*/
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protected function OP_addOPS ($es_id, $member_id, $client_ops)
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{
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if (count($client_ops)<= 0) throw new Exception (self::EXCEPTION_MESSAGE_NO_OPS);
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foreach ($client_ops as $op)
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{
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$this->OP_add2Db($op, $es_id);
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}
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}
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/**
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* Insert op data into OP table in database
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*
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* @param array $op op data
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* @param string $es_id session id
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*/
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protected function OP_add2Db ($op, $es_id)
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{
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$data = array (
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'collab_es_id' => $es_id,
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'collab_member' => $op['memberid'],
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'collab_optype' => $op['optype'],
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'collab_opspec' => json_encode($op)
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);
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return $this->db->insert(self::OP_TABLE, $data,false,__LINE__, __FILE__,'filemanager');
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}
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/**
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* Add member data into member table in database
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*
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* @param type $es_id session id
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* @param type $user_id user id
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* @param type $color user color code
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*/
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protected function MEMBER_add2Db ($es_id, $user_id, $color)
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{
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$data = array (
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'collab_es_id' => $es_id,
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'collab_uid' => $user_id,
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'collab_color' => $color
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);
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$this->db->insert(self::MEMBER_TABLE, $data,false,__LINE__, __FILE__,'filemanager');
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}
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/**
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* Function to get member record of specific member id
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*
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* @param string $member_id member id
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*
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* @return string member id or null
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* @throws Exception throws exception if no member id is given
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*/
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protected function MEMBER_getUserMemberId ($es_id, $user_id)
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{
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if (!$es_id || !$user_id) throw new Exception (self::EXCEPTION_MESSAGE_NO_SESSION);
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$query = $this->db->select(
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self::MEMBER_TABLE,
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'collab_member_id',
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array('collab_es_id' => $es_id, 'collab_uid' => $user_id),
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__LINE__,
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__FILE__
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);
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$member = $query->fetchRow();
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return is_array($member)? $member['collab_member_id']: null;
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}
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/**
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* Function to get member record of specific member id
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*
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* @param string $member_id member id
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*
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* @return string member id or null
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* @throws Exception throws exception if no member id is given
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*/
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protected function MEMBER_getUserLastMemberId ($es_id, $user_id)
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{
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if (!$es_id || !$user_id) throw new Exception (self::EXCEPTION_MESSAGE_NO_SESSION);
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$query = $this->db->select(
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self::MEMBER_TABLE,
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'collab_member_id',
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array('collab_es_id' => $es_id, 'collab_uid' => $user_id),
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__LINE__,
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__FILE__,
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false,
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"ORDER BY `collab_member_id` DESC LIMIT 1;"
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);
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$member = $query->fetchRow();
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return is_array($member)? $member['collab_member_id']: null;
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}
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/**
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* Utility function to map DB fields to ids
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*
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* @param array $data
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* @return array|boolean returns an array contains of mapped DB data, otherwise false
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*/
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protected static function db2id($data)
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{
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if (!is_array($data)) return false;
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$keys = array_keys($data);
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array_walk($keys,function (&$key){$key = str_replace(self::DB_FILEDS_PREFIX, '', $key);});
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return array_combine ($keys, $data);
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}
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/**
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* Return last member id from member table in db
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*
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* @return int returns the last member id or if it's not exist returns 0
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*/
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protected function MEMBER_getLastMember()
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{
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$query = $this->db->select(
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self::MEMBER_TABLE,
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'collab_member_id',
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'',
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__LINE__,
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__FILE__,
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false,
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"ORDER BY `collab_member_id` DESC LIMIT 1;"
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);
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$last_row = $query->fetchRow();
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return is_array($last_row)? $last_row['collab_member_id']: 0;
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}
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/**
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* Get timestamp
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* @return int returns current time as timestamp
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*/
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static function getTimeStamp ()
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{
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$date = new DateTime();
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return $date->getTimestamp();
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}
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} |