Collaboration diagram for ilChatroom:

Public Member Functions
	getTitle ()
	getDescription ()
	getSetting ($name)
	Returns setting from $this->settings array by given name.
	setSetting ($name, $value)
	Sets given name and value as setting into $this->settings array.
	save ()
	Saves settings using $this->settings.
	addHistoryEntry ($message, $recipient=null, $publicMessage=true)
	Inserts entry into historyTable.
	getConnectedUsers ()
	Returns an array of connected users.
	disconnectUser ($user_id)
	Creates userId array by given $user object and calls disconnectUsers method.
	disconnectUsers (array $userIds)
	Disconnects users by deleting userdata from userTable using given userId array.
	saveSettings (array $settings)
	Saves settings into settingsTable using given settings array.
	getSettings ()
	Returns $this->settings array.
	initialize (array $rowdata)
	Sets $this->roomId by given array $rowdata and calls setSetting method foreach available setting in $this->availableSettings.
	getRoomId ()
	Returns roomID from $this->roomId.
	isSubscribed ($chat_userid)
	Returns true if entry exists in userTable matching given $chat_userid and $this->roomId.
	isAllowedToEnterPrivateRoom ($chat_userid, $proom_id)
	disconnectAllUsersFromAllRooms ()
	Deletes all entrys from userTable.
	getHistory (ilDateTime $from=null, ilDateTime $to=null, $restricted_session_userid=null, $proom_id=0)
	Returns array containing history data selected from historyTable by given ilDateTime, $restricted_session_userid and matching roomId.
	getPrivateRoomSessions (ilDateTime $from=null, ilDateTime $to=null, $user_id=0, $room_id=0)
	saveFileUploadToDb ($user_id, $filename, $type)
	Saves information about file uploads in DB.
	banUser ($user_id, $comment= '')
	Inserts user into banTable, using given $user_id.
	unbanUser ($user_id)
	Deletes entry from banTable matching roomId and given $user_id and returns true if sucessful.
	isUserBanned ($user_id)
	Returns true if there's an entry in banTable matching roomId and given $user_id.
	getBannedUsers ()
	Returns an multidimensional array containing userdata from users having an entry in banTable with matching roomId.
	getLastSession (ilChatroomUser $user)
	Returns last session from user.
	getSessions (ilChatroomUser $user)
	Returns all session from user.
	addPrivateRoom ($title, ilChatroomUser $owner, $settings)
	closePrivateRoom ($id)
	isOwnerOfPrivateRoom ($user_id, $proom_id)
	getChatURL ($gui, $scope_id=0)
	ilCtrl $ilCtrl
	inviteUserToPrivateRoomByLogin ($login, $proom_id)
	getActivePrivateRooms ($userid)
	listUsersInPrivateRoom ($private_room_id)
	userIsInPrivateRoom ($room_id, $user_id)
	subscribeUserToPrivateRoom ($room_id, $user_id)
	unsubscribeUserFromPrivateRoom ($room_id, $user_id)
	ilDB $ilDB
	countActiveUsers ()
	getUniquePrivateRoomTitle ($title)
	getPrivateSubRooms ($parent_room, $user_id)
	getRefIdByRoomId ($room_id)
	Returns ref_id of given room_id.
	getLastMessages ($number, $chatuser=null)
	clearMessages ($sub_room)

Static Public Member Functions
static	checkUserPermissions ($permissions, $ref_id, $send_info=true)
	Checks user permissions by given array and ref_id.
static	checkPermissionsOfUser ($usr_id, $permissions, $ref_id)
	Checks user permissions in question for a given user id in relation to a given ref_id.
static	byObjectId ($object_id)
	Returns ilChatroom object by given $object_id.
static	byRoomId ($room_id, $initObject=false)
	Returns ilChatroom by given $room_id.
static	lookupPrivateRoomTitle ($proom_id)
static	findDeletablePrivateRooms ()

Private Member Functions
	phpTypeToMDBType ($type)

Private Attributes
	$settings = array()
	$availableSettings
	$roomId
	$object

Static Private Attributes
static	$settingsTable = 'chatroom_settings'
static	$historyTable = 'chatroom_history'
static	$userTable = 'chatroom_users'
static	$sessionTable = 'chatroom_sessions'
static	$banTable = 'chatroom_bans'
static	$privateRoomsTable = 'chatroom_prooms'
static	$privateSessionsTable = 'chatroom_psessions'
static	$uploadTable = 'chatroom_uploads'
static	$privateRoomsAccessTable = 'chatroom_proomaccess'

Detailed Description

Class ilChatroom.

Author: Jan Posselt jposs.nosp@m.elt@.nosp@m.datab.nosp@m.ay.d.nosp@m.e

Version: $Id$

Definition at line 13 of file class.ilChatroom.php.

Member Function Documentation

ilChatroom::addHistoryEntry	(	$message,
		$recipient = `null`,
		$publicMessage = `true`
	)

Inserts entry into historyTable.

Todo:: $recipient, $publicMessage speichern

ilDBMySQL $ilDB

Parameters

string	$message
string	$recipient
boolean	$publicMessage

Definition at line 171 of file class.ilChatroom.php.

        {
            global $ilDB;
            $subRoom = 0;
            if (is_array($message)) {
                $subRoom = (int) $message['sub'];
            }
            else if (is_object($message)) {
                $subRoom = (int) $message->sub;
            }
            $ilDB->insert(
                self::$historyTable,
                array(
                    'room_id'   => array('integer', $this->roomId),
                    'sub_room'  => array('integer', $subRoom),
                    'message'   => array('text', json_encode($message)),
                    'timestamp' => array('integer', time()),
                )
            );
        }

ilChatroom::addPrivateRoom	(		$title,
		ilChatroomUser	$owner,
			$settings
	)

Definition at line 844 of file class.ilChatroom.php.

References $settings, and ilChatroomUser\getUserId().

Referenced by ilChatroomServerConnector\createPrivateRoom().

        {
                global $ilDB;
                $nextId = $ilDB->nextId('chatroom_prooms');
                $ilDB->insert(
                self::$privateRoomsTable,
                array(
                                        'proom_id'      => array('integer', $nextId),
                                        'parent_id'     => array('integer', $this->roomId),
                                        'title' => array('text', $title),
                                        'owner' => array('integer', $owner->getUserId()),
                                        'created' => array('integer', time()),
                                        'is_public' => array('integer', $settings['public']),
                )
                );
                return $nextId;
        }

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ilChatroom::banUser	(	$user_id,
		$comment = `''`
	)

Inserts user into banTable, using given $user_id.

ilDBMySQL $ilDB

Parameters

integer	$user_id
string	$comment

Definition at line 677 of file class.ilChatroom.php.

References $comment.

        {
                global $ilDB;
                $ilDB->insert(
                self::$banTable,
                array(
                                        'room_id'       => array('integer', $this->roomId),
                                        'user_id'       => array('integer', $user_id),
                                        'timestamp' => array('integer', time()),
                                        'remark'        => array('text', $comment),
                )
                );
        }

static ilChatroom::byObjectId ( $object_id )

static

Returns ilChatroom object by given $object_id.

ilDBMySQL $ilDB

Parameters

integer $object_id

Returns: ilChatroom

Definition at line 422 of file class.ilChatroom.php.

References $row.

Referenced by ilChatroomBanTask\active(), ilChatroomHistoryTask\byDay(), ilChatroomHistoryTask\bySession(), ilChatroomServerHandler\cleanupPrivateRooms(), ilObjChatroom\cloneObject(), ilChatroomPrivateRoomTask\create(), ilChatroomPrivateRoomTask\delete(), ilChatroomPrivateRoomTask\enter(), ilChatroomInitialTask\executeDefault(), ilChatroomClearTask\executeDefault(), ilChatroomPostMessageTask\executeDefault(), ilChatroomPrivateRoomTask\leave(), ilChatroomPrivateRoomTask\listUsers(), ilChatroomBanTask\show(), ilChatroomHistoryTask\showMessages(), ilChatroomKickTask\sub(), and ilChatroomUploadFileTask\uploadFile().

        {
                global $ilDB;
                $query  = 'SELECT * FROM ' . self::$settingsTable . ' WHERE object_id = %s';
                $types  = array('integer');
                $values = array($object_id);
                $rset   = $ilDB->queryF( $query, $types, $values );
                if( $row = $ilDB->fetchAssoc( $rset ) )
                {
                        $room = new self();
                        $room->initialize( $row );
                        return $room;
                }
        }

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static ilChatroom::byRoomId	(	$room_id,
		$initObject = `false`
	)

static

Returns ilChatroom by given $room_id.

ilDBMySQL $ilDB

Parameters

integer $room_id

Returns: ilChatroom

Definition at line 445 of file class.ilChatroom.php.

References $row, and ilObjectFactory\getInstanceByObjId().

Referenced by ilChatroomServerHandler\disconnectedUsers().

        {
                global $ilDB;
                $query = 'SELECT * FROM ' . self::$settingsTable . ' WHERE room_id = %s';
                $types = array('integer');
                $values = array($room_id);
                $rset = $ilDB->queryF( $query, $types, $values );
                if( $row = $ilDB->fetchAssoc( $rset ) )
                {
                        $room = new self();
                        $room->initialize( $row );
                        if ($initObject) {
                            $room->object = ilObjectFactory::getInstanceByObjId($row['object_id']);
                        }
                        return $room;
                }
        }

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static ilChatroom::checkPermissionsOfUser	(	$usr_id,
		$permissions,
		$ref_id
	)

static

Checks user permissions in question for a given user id in relation to a given ref_id.

ilRbacSystem $rbacsystem ilLanguage $lng

Parameters

integer	$usr_id
mixed	$permissions
integer	$ref_id

Returns: boolean

Definition at line 101 of file class.ilChatroom.php.

References $lng, $ref_id, and $usr_id.

Referenced by ilChatroomKickTask\sub().

        {
            global $rbacsystem, $lng;
            if( !is_array($permissions) )
            {
                $permissions = array( $permissions );
            }
            foreach( $permissions as $permission )
            {
                if( !$rbacsystem->checkAccessOfUser($usr_id, $permission, $ref_id ) )
                {
                   return false;
                }
            }
            return true;
        }

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static ilChatroom::checkUserPermissions	(	$permissions,
		$ref_id,
		$send_info = `true`
	)

static

Checks user permissions by given array and ref_id.

Rbacsystem $rbacsystem

Parameters

mixed	$permissions
integer	$ref_id

Definition at line 67 of file class.ilChatroom.php.

References $lng, $ref_id, and ilUtil\sendFailure().

Referenced by ilChatroomBanTask\active(), ilChatroomPrivateRoomTask\create(), ilChatroomPrivateRoomTask\enter(), ilChatroomClearTask\executeDefault(), ilChatroomPostMessageTask\executeDefault(), ilChatroomBanTask\show(), ilChatroomHistoryTask\showMessages(), ilChatroomUploadFileTask\uploadFile(), and ilChatroomSmileyTask\view().

        {
            global $rbacsystem, $lng;
            
            if( !is_array($permissions) )
            {
                $permissions = array( $permissions );
            }
            foreach( $permissions as $permission )
            {
                if( !$rbacsystem->checkAccess( $permission, $ref_id ) )
                {
                        if ($send_info) {
                                ilUtil::sendFailure( $lng->txt("permission_denied"), true );
                        }
                        return false;
                }
            }
            return true;
        }

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ilChatroom::clearMessages ( $sub_room )

Definition at line 1387 of file class.ilChatroom.php.

                                             {
        global $ilDB;
        
        $ilDB->queryF(
                'DELETE FROM ' . self::$historyTable . ' WHERE room_id = %s AND sub_room = %s',
                array('integer', 'integer'),
                array($this->roomId, (int)$sub_room)
        );
        
        if ($sub_room) {
            $ilDB->queryF(
                    'DELETE FROM ' . self::$sessionTable . ' WHERE proom_id = %s AND disconnected < %s',
                    array('integer', 'integer'),
                    array($sub_room, time())
            );
        }
        else {
            $ilDB->queryF(
                    'DELETE FROM ' . self::$sessionTable . ' WHERE room_id = %s AND disconnected < %s',
                    array('integer', 'integer'),
                    array($this->roomId, time())
            );
        }
    }

ilChatroom::closePrivateRoom ( $id )

Definition at line 865 of file class.ilChatroom.php.

        {
                global $ilDB;
                $ilDB->manipulateF(
                        'UPDATE ' . self::$privateRoomsTable . ' SET closed = %s WHERE proom_id = %s',
                array('integer', 'integer'),
                array(time(), $id)
                );
        }

ilChatroom::countActiveUsers ( )

Definition at line 1134 of file class.ilChatroom.php.

References $row.

                                           {
                global $ilDB;
                $query = 'SELECT count(user_id) as cnt FROM ' . self::$userTable .
                                 ' WHERE room_id = %s';
                $types  = array('integer');
                $values = array($this->roomId);
                $rset   = $ilDB->queryF( $query, $types, $values );
                if( $rset && ($row = $ilDB->fetchAssoc( $rset )) && $row['cnt'] == 1 )
                return $row['cnt'];
                return 0;
        }

ilChatroom::disconnectAllUsersFromAllRooms ( )

Deletes all entrys from userTable.

ilDBMySQL $ilDB

Todo:: nicht nur löschen, auch in Session Tabelle nachpflegen

Definition at line 556 of file class.ilChatroom.php.

Referenced by ilChatroomServerHandler\serverStarted().

        {
                global $ilDB;
                $ilDB->manipulate( 'DELETE FROM ' . self::$userTable );
                $ilDB->manipulate( 'UPDATE ' . self::$privateRoomsTable . ' SET closed = ' . $ilDB->quote( time() ,'integer') . ' WHERE closed = 0 OR closed IS NULL');
                $ilDB->manipulate( 'UPDATE ' . self::$privateSessionsTable . ' SET disconnected = ' . $ilDB->quote( time() ,'integer') . ' WHERE disconnected = 0 OR disconnected IS NULL');
        }

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ilChatroom::disconnectUser ( $user_id )

Creates userId array by given $user object and calls disconnectUsers method.

Parameters

int $user_id

Definition at line 277 of file class.ilChatroom.php.

References disconnectUsers().

        {
                $this->disconnectUsers( array($user_id) );
        }

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ilChatroom::disconnectUsers ( array $userIds )

Disconnects users by deleting userdata from userTable using given userId array.

Deletes entrys from userTable, matching roomId and userId if existing and inserts userdata and disconnection time into sessionTable.

ilDB $ilDB

Parameters

array $userIds

Definition at line 291 of file class.ilChatroom.php.

References $row, and getSetting().

Referenced by disconnectUser().

        {
                global $ilDB;
                $query = 'SELECT * FROM ' . self::$userTable . ' WHERE room_id = %s AND ' .
                $ilDB->in( 'user_id', $userIds, false, 'integer' );
                $types  = array('integer');
                $values = array($this->roomId);
                $rset   = $ilDB->queryF( $query, $types, $values );
                if( $row = $ilDB->fetchAssoc( $rset ) )
                {
                        $query = 'SELECT proom_id FROM ' . self::$privateRoomsTable . ' WHERE parent_id = %s';
                        $rset_prooms = $ilDB->queryF($query, array('integer'), array($this->roomId));
                        $prooms = array();
                        while($row_prooms  = $ilDB->fetchAssoc($rset_prooms)) {
                                $prooms[] = $row_prooms['proom_id'];
                        }
                        if (true || $this->getSetting( 'enable_history' )) {
                                $query = 'UPDATE ' . self::$privateSessionsTable . ' SET disconnected = %s WHERE ' . $ilDB->in('user_id', $userIds, false, 'integer') . ' AND ' . $ilDB->in('proom_id', $prooms, false, 'integer');
                                $ilDB->manipulateF($query, array('integer'), array(time()));
                        }
                        else {
                                $query = 'DELETE FROM ' . self::$privateSessionsTable . ' WHERE ' . $ilDB->in('user_id', $userIds, false, 'integer') . ' AND ' . $ilDB->in('proom_id', $prooms, false, 'integer');
                                $ilDB->manipulate($query);
                        }
                        $query = 'DELETE FROM ' . self::$userTable . ' WHERE room_id = %s AND ' .
                        $ilDB->in( 'user_id', $userIds, false, 'integer' );
                                
                        $types  = array('integer');
                        $values = array($this->roomId);
                        $ilDB->manipulateF( $query, $types, $values );
                        do
                        {
                                if ($this->getSetting( 'enable_history' )) {
                                        $ilDB->insert(
                                        self::$sessionTable,
                                        array(
                                                                'room_id'               => array('integer', $this->roomId),
                                                                'user_id'               => array('integer', $row['user_id']),
                                                                'userdata'              => array('text', $row['userdata']),
                                                                'connected'             => array('integer', $row['connected']),
                                                                'disconnected'  => array('integer', time()),
                                        )
                                        );
                                }
                        }
                        while( $row = $ilDB->fetchAssoc( $rset ) );
                }
        }

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static ilChatroom::findDeletablePrivateRooms ( )

static

Definition at line 1178 of file class.ilChatroom.php.

References $row.

Referenced by ilChatroomServerHandler\cleanupPrivateRooms().

                                                           {
                global $ilDB;
                $query = '
                        SELECT private_rooms.proom_id id, MIN(disconnected) min_disconnected, MAX(disconnected) max_disconnected
                        FROM ' . self::$privateSessionsTable . ' private_sessions
                        INNER JOIN '.self::$privateRoomsTable.' private_rooms
                                ON private_sessions.proom_id = private_rooms.proom_id
                        WHERE closed = 0
                        GROUP BY private_rooms.proom_id
                        HAVING MIN(disconnected) > 0 AND MAX(disconnected) < %s';
                $rset = $ilDB->queryF(
                $query,
                array('integer'),
                array(time() + 60 * 5)
                );
                $rooms = array();
                while ($row = $ilDB->fetchAssoc($rset)) {
                        $rooms[$row['id']] = $row['id'];
                }
                $query = 'SELECT DISTINCT proom_id, room_id, object_id FROM ' . self::$privateRoomsTable
                . ' INNER JOIN ' . self::$settingsTable . ' ON parent_id = room_id '
                . ' WHERE ' . $ilDB->in('proom_id', $rooms, false, 'integer');
                $rset = $ilDB->query($query);
                $rooms = array();
                while($row = $ilDB->fetchAssoc($rset)) {
                        $rooms[] = array(
                    'proom_id' => $row['proom_id'],
                    'room_id' => $row['room_id'],
                    'object_id' => $row['object_id']
                        );
                }
                return $rooms;
        }

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ilChatroom::getActivePrivateRooms ( $userid )

Definition at line 1042 of file class.ilChatroom.php.

References $row, and listUsersInPrivateRoom().

        {
                global $ilDB;
                $query  = '
                        SELECT roomtable.title, roomtable.proom_id, accesstable.user_id id, roomtable.owner owner FROM ' . self::$privateRoomsTable . ' roomtable
                        LEFT JOIN '.self::$privateRoomsAccessTable.' accesstable ON roomtable.proom_id = accesstable.proom_id AND accesstable.user_id = %s
                        WHERE parent_id = %s AND (closed = 0 OR closed IS NULL) AND (accesstable.user_id IS NOT NULL OR roomtable.owner = %s)';
                $types  = array('integer', 'integer', 'integer');
                $values = array($userid, $this->roomId, $userid);
                $rset   = $ilDB->queryF( $query, $types, $values );
                $rooms = array();
                while( $row = $ilDB->fetchAssoc( $rset ) )
                {
                        $row['active_users'] = $this->listUsersInPrivateRoom($row['id']);
                        $row['owner'] = $row['owner'];
                        $rooms[$row['proom_id']] = $row;
                }
                return $rooms;
        }

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ilChatroom::getBannedUsers ( )

Returns an multidimensional array containing userdata from users having an entry in banTable with matching roomId.

ilDBMySQL $ilDB

Returns: array

Definition at line 749 of file class.ilChatroom.php.

References $result, $row, and getRoomId().

        {
                global $ilDB;
                $query  = 'SELECT * FROM ' . self::$banTable . ' WHERE room_id = %s ';
                $types  = array('integer');
                $values = array($this->getRoomId());
                $rset   = $ilDB->queryF( $query, $types, $values );
                $result = array();
                if( $rset )
                {
                        while( $row = $ilDB->fetchAssoc( $rset ) )
                        {
                                if( $row['user_id'] > 0 )
                                {
                                        $user = new ilObjUser( $row['user_id'] );
                                        $userdata = array(
                                                'user_id'       => $user->getId(),
                                                'firstname' => $user->getFirstname(),
                                                'lastname'      => $user->getLastname(),
                                                'login'         => $user->getLogin(),
                                                'remark'        => $row['remark']
                                        );
                                        $result[] = $userdata;
                                }
                                else
                                {
                                        //@todo anonymous user
                                }
                        }
                }
                return $result;
        }

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ilChatroom::getChatURL	(	$gui,
		$scope_id = `0`
	)

ilCtrl $ilCtrl

Parameters

<type>	$gui
<type>	$scope_id

Definition at line 920 of file class.ilChatroom.php.

References ilLink\_getStaticLink().

        {
                include_once 'Services/Link/classes/class.ilLink.php';
                $url = '';
                if(is_object($gui))
                {
                        if($scope_id)
                        {
                                $url = ilLink::_getStaticLink($gui->object->getRefId(), $gui->object->getType(), true, '_'.$scope_id);
                        }
                        else
                        {
                                $url = ilLink::_getStaticLink($gui->object->getRefId(), $gui->object->getType());
                        }
                }
                return $url;
        }

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ilChatroom::getConnectedUsers ( )

Returns an array of connected users.

Returns an array of user objects containing all users having an entry in userTable, matching the roomId.

ilDBMySQL $ilDB

Returns: array

Definition at line 253 of file class.ilChatroom.php.

References $row.

        {
                global $ilDB;
                $query  = 'SELECT userdata FROM ' . self::$userTable . ' WHERE room_id = %s';
                $types  = array('integer');
                $values = array($this->roomId);
                $rset   = $ilDB->queryF( $query, $types, $values );
                $users  = array();
                while( $row = $ilDB->fetchAssoc( $rset ) )
                {
                        $users[] = json_decode( $row['userdata'] );
                }
                return $users;
        }

ilChatroom::getDescription ( )

Definition at line 121 of file class.ilChatroom.php.

References ilObjectFactory\getInstanceByObjId(), and getSetting().

        {
            if (!$this->object)
            {
                $this->object = ilObjectFactory::getInstanceByObjId($this->getSetting('object_id'));
            }
            return $this->object->getDescription();
        }

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ilChatroom::getHistory	(	ilDateTime	$from = `null`,
		ilDateTime	$to = `null`,
			$restricted_session_userid = `null`,
			$proom_id = `0`
	)

Returns array containing history data selected from historyTable by given ilDateTime, $restricted_session_userid and matching roomId.

ilDBMySQL $ilDB

Parameters

ilDateTime	$from
ilDateTime	$to
integer	$restricted_session_userid

Returns: array

Definition at line 578 of file class.ilChatroom.php.

References $ilUser, $result, $row, and getRoomId().

        {
                global $ilDB, $ilUser;
                $join = '';
                if ($proom_id) {
                        $join .= ' INNER JOIN ' . self::$privateSessionsTable .
                                ' pSessionTable ON pSessionTable.user_id = ' .
                                $ilDB->quote( $restricted_session_userid, 'integer' ) .
                                ' AND historyTable.sub_room = pSessionTable.proom_id AND timestamp >= pSessionTable.connected AND timestamp <= pSessionTable.disconnected ';
                }
                
                $query = 'SELECT historyTable.* FROM ' . self::$historyTable . ' historyTable ' .
                        $join . ' WHERE historyTable.room_id = ' . $this->getRoomId();
                $filter = array();
                if( $from != null )
                {
                        $filter[] = 'timestamp >= ' . $ilDB->quote( $from->getUnixTime(), 'integer' );
                }
                if( $to != null )
                {
                        $filter[] = 'timestamp <= ' . $ilDB->quote( $to->getUnixTime(), 'integer' );
                }
                if( $filter )
                $query .= ' AND ' . join( ' AND ', $filter );
                $query .= ' ORDER BY timestamp ASC';
                
                $rset   = $ilDB->query( $query );
                $result = array();
                while( $row = $ilDB->fetchAssoc( $rset ) )
                {
                        $row['message'] = json_decode( $row['message'] );
                        $row['message']->timestamp = $row['timestamp'];
                        if ($row['message']->public !== null && !$row['message']->public && !in_array($ilUser->getId(), explode(',', $row['recipients']))) {
                            continue;
                        }
                        
                        $result[] = $row;
                }
                return $result;
        }

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ilChatroom::getLastMessages	(	$number,
		$chatuser = `null`
	)

Definition at line 1326 of file class.ilChatroom.php.

References $results, and $row.

                                                           {
        global $ilDB;
        
        // There is currently no way to check if a message is private or not
        // by sql. So we fetch twice as much as we need and hope that there
        // are not more than $number private messages.
        $ilDB->setLimit($number * 2);
        $rset = $ilDB->queryF('SELECT * FROM ' . self::$historyTable . ' WHERE room_id = %s AND sub_room = 0 ORDER BY timestamp DESC', array('integer'), array($this->roomId));
        $result_count = 0;
        $results = array();
        while(($row = $ilDB->fetchAssoc($rset)) && $result_count < $number) {
            $tmp = json_decode($row['message']);
                if ($chatuser !== null && $tmp->public == 0 && $tmp->recipients) {
                        if (in_array($chatuser->getUserId(), explode(',',$tmp->recipients))) {
                                $results[] = $tmp;
                                ++$result_count;
                        }
                }
                else if ($tmp->public == 1) {
                        $results[] = $tmp;
                        ++$result_count;
                }
                
        }
        return $results;
    }

ilChatroom::getLastSession ( ilChatroomUser $user )

Returns last session from user.

Returns row from sessionTable where user_id matches userId from given $user object.

ilDBMySQL $ilDB

Parameters

ilChatroomUser $user

Returns: array

Definition at line 796 of file class.ilChatroom.php.

References $row, and ilChatroomUser\getUserId().

        {
                global $ilDB;
                $query = 'SELECT * FROM ' . self::$sessionTable . ' WHERE user_id = ' .
                $ilDB->quote( $user->getUserId(), 'integer' ) .
                                 ' ORDER BY connected DESC';
                $ilDB->setLimit( 1 );
                $rset = $ilDB->query( $query );
                if( $row = $ilDB->fetchAssoc( $rset ) )
                {
                        return $row;
                }
        }

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ilChatroom::getPrivateRoomSessions	(	ilDateTime	$from = `null`,
		ilDateTime	$to = `null`,
			$user_id = `0`,
			$room_id = `0`
	)

Definition at line 626 of file class.ilChatroom.php.

References $result, and $row.

                                                                                                                          {
                global $ilDB;
                
                $query = 'SELECT proom_id, title FROM ' . self::$privateRoomsTable . ' WHERE proom_id IN (
                        SELECT proom_id FROM '.self::$privateSessionsTable.' WHERE connected >= %s AND disconnected <= %s AND user_id = %s
                ) AND parent_id = %s';
                
                $rset = $ilDB->queryF($query, array('integer','integer','integer','integer'), array($from->getUnixTime(), $to->getUnixTime(), $user_id, $room_id));
                $result = array();
                while( $row = $ilDB->fetchAssoc( $rset ) )
                {
                        $result[] = $row;
                }               
                return $result;
        }

ilChatroom::getPrivateSubRooms	(	$parent_room,
		$user_id
	)

Definition at line 1264 of file class.ilChatroom.php.

References $res, and $row.

   {
       global $ilDB;
       $query = "
       SELECT      proom_id, parent_id
       FROM        chatroom_prooms
       WHERE       parent_id = %s
       AND     owner = %s
       AND     closed = 0
       ";
       $types  = array( 'integer', 'integer' );
       $values = array( $parent_room, $user_id );
       $res = $ilDB->queryF( $query, $types, $values );
       $priv_rooms = array();
       while( $row = $ilDB->fetchAssoc( $res ) )
       {
       $proom_id       = $row['proom_id'];
       $priv_rooms[$proom_id]  = $row['parent_id'];
       }
       
       return $priv_rooms;
   }   

ilChatroom::getRefIdByRoomId ( $room_id )

Returns ref_id of given room_id.

ilDBMySQL $ilDB

Parameters

integer $room_id

Returns: integer

Definition at line 1299 of file class.ilChatroom.php.

References $res, and $row.

   {
       global $ilDB;
       $query = "
       SELECT      objr.ref_id
       FROM        object_reference    objr
       INNER JOIN  chatroom_settings   cs
           ON      cs.object_id = objr.obj_id
       INNER JOIN  object_data     od
           ON      od.obj_id = cs.object_id
       WHERE       cs.room_id = %s
       ";
       $types  = array( 'integer' );
       $values = array( $room_id );
       $res = $ilDB->queryF( $query, $types, $values );
       $row = $ilDB->fetchAssoc( $res );
       return $row['ref_id'];
    }

ilChatroom::getRoomId ( )

Returns roomID from $this->roomId.

Returns: integer

Definition at line 494 of file class.ilChatroom.php.

References $roomId.

Referenced by ilChatroomServerConnector\createPrivateRoom(), getBannedUsers(), getHistory(), getSessions(), isUserBanned(), and unbanUser().

        {
                return $this->roomId;
        }

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ilChatroom::getSessions ( ilChatroomUser $user )

Returns all session from user.

Returns all from sessionTable where user_id matches userId from given $user object.

ilDBMySQL $ilDB

Parameters

ilChatroomUser $user

Returns: array

Definition at line 823 of file class.ilChatroom.php.

References $result, $row, and getRoomId().

        {
                global $ilDB;
                $query = 'SELECT * FROM ' . self::$sessionTable 
                . ' WHERE room_id = '.
                $ilDB->quote( $this->getRoomId(), 'integer' ) .
                                 ' ORDER BY connected DESC';
                $rset = $ilDB->query( $query );
                $result = array();
                while( $row = $ilDB->fetchAssoc( $rset ) )
                {
                        $result[] = $row;
                }
                return $result;
        }

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ilChatroom::getSetting ( $name )

Returns setting from $this->settings array by given name.

Parameters

string $name

Returns: mixed

Definition at line 137 of file class.ilChatroom.php.

Referenced by disconnectUsers(), getDescription(), and getTitle().

        {
            return $this->settings[$name];
        }

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ilChatroom::getSettings ( )

Returns $this->settings array.

Returns: array

Definition at line 410 of file class.ilChatroom.php.

References $settings.

        {
                return $this->settings;
        }

ilChatroom::getTitle ( )

Definition at line 50 of file class.ilChatroom.php.

References ilObjectFactory\getInstanceByObjId(), and getSetting().

        {
            if( !$this->object )
            {
                $this->object = ilObjectFactory::getInstanceByObjId($this->getSetting('object_id'));
            }
            return $this->object->getTitle();
        }

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ilChatroom::getUniquePrivateRoomTitle ( $title )

Definition at line 1150 of file class.ilChatroom.php.

References $row.

                                                          {
                global $ilDB;
                $query = 'SELECT title FROM ' . self::$privateRoomsTable . ' WHERE parent_id = %s and closed = 0';
                $rset = $ilDB->queryF($query, array('integer'), array($this->roomId));
                $titles = array();
                while($row = $ilDB->fetchAssoc($rset)) {
                        $titles[] = $row['title'];
                }
                $suffix = '';
                $i = 0;
                do {
                        if(!in_array($title . $suffix, $titles)) {
                                $title .= $suffix;
                                break;
                        }
                        ++$i;
                        $suffix = ' (' . $i . ')';
                } while(true);
                return $title;
        }

ilChatroom::initialize ( array $rowdata )

Sets $this->roomId by given array $rowdata and calls setSetting method foreach available setting in $this->availableSettings.

Parameters

array $rowdata

Definition at line 475 of file class.ilChatroom.php.

References setSetting().

        {
                $this->roomId = $rowdata['room_id'];
                foreach( $this->availableSettings as $setting => $type )
                {
                        if( isset($rowdata[$setting]) )
                        {
                                settype($rowdata[$setting], $this->availableSettings[$setting]);
                                $this->setSetting( $setting, $rowdata[$setting] );
                        }
                }
        }

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ilChatroom::inviteUserToPrivateRoomByLogin	(	$login,
		$proom_id
	)

Definition at line 1020 of file class.ilChatroom.php.

References ilObjUser\_lookupId().

                                                                          {
                global $ilDB;
                $user_id = ilObjUser::_lookupId($login);
                $this->inviteUserToPrivateRoom($user_id, $proom_id);
        }

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ilChatroom::isAllowedToEnterPrivateRoom	(	$chat_userid,
		$proom_id
	)

Definition at line 524 of file class.ilChatroom.php.

References $row.

                                                                             {
                //echo call_user_func_array('sprintf', array_merge(array($query), $values));
                global $ilDB;
                $query = 'SELECT count(user_id) cnt FROM ' . self::$privateRoomsAccessTable .
                                 ' WHERE proom_id = %s AND user_id = %s';
                $types  = array('integer', 'integer');
                $values = array($proom_id, $chat_userid);
                $rset   = $ilDB->queryF( $query, $types, $values );
                if( $rset && ($row = $ilDB->fetchAssoc( $rset )) && $row['cnt'] == 1 )
                return true;
                $query = 'SELECT count(*) cnt FROM ' . self::$privateRoomsTable .
                                 ' WHERE proom_id = %s AND owner = %s';
                $types  = array('integer', 'integer');
                $values = array($proom_id, $chat_userid);
                $rset   = $ilDB->queryF( $query, $types, $values );
                if( $rset && ($row = $ilDB->fetchAssoc( $rset )) && $row['cnt'] == 1 )
                return true;
                return false;
        }

ilChatroom::isOwnerOfPrivateRoom	(	$user_id,
		$proom_id
	)

Definition at line 876 of file class.ilChatroom.php.

                                                                  {
                global $ilDB;
                $query = 'SELECT proom_id FROM ' . self::$privateRoomsTable . ' WHERE proom_id = %s AND owner = %s';
                $types = array('integer', 'integer');
                $values = array($proom_id, $user_id);
                $rset = $ilDB->queryF($query, $types, $values);
                if ($rset && $ilDB->fetchAssoc($rset)) {
                        return true;
                }
                return false;
        }

ilChatroom::isSubscribed ( $chat_userid )

Returns true if entry exists in userTable matching given $chat_userid and $this->roomId.

ilDBMySQL $ilDB

Parameters

integer $chat_userid

Returns: boolean

Definition at line 507 of file class.ilChatroom.php.

References $row.

        {
                global $ilDB;
                $query = 'SELECT count(user_id) as cnt FROM ' . self::$userTable .
                                 ' WHERE room_id = %s AND user_id = %s';
                $types  = array('integer', 'integer');
                $values = array($this->roomId, $chat_userid);
                $rset   = $ilDB->queryF( $query, $types, $values );
                if( $rset && ($row = $ilDB->fetchAssoc( $rset )) && $row['cnt'] == 1 )
                return true;
                return false;
        }

ilChatroom::isUserBanned ( $user_id )

Returns true if there's an entry in banTable matching roomId and given $user_id.

ilDBMySQL $ilDB

Parameters

integer $user_id

Returns: boolean

Definition at line 724 of file class.ilChatroom.php.

References $row, and getRoomId().

        {
                global $ilDB;
                $query = 'SELECT count(user_id) cnt FROM ' . self::$banTable .
                                ' WHERE user_id = %s AND room_id = %s';
                $types  = array('integer', 'integer');
                $values = array($user_id, $this->getRoomId());
                $rset = $ilDB->queryF( $query, $types, $values );
                if( $rset && ($row = $ilDB->fetchAssoc( $rset )) && $row['cnt'] )
                    return true;
                return false;
        }

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ilChatroom::listUsersInPrivateRoom ( $private_room_id )

Definition at line 1065 of file class.ilChatroom.php.

References $row.

Referenced by getActivePrivateRooms().

                                                                 {
                global $ilDB;
                $query  = 'SELECT user_id FROM ' . self::$privateSessionsTable . ' WHERE proom_id = %s AND disconnected = 0 OR disconnected IS NULL';
                $types  = array('integer');
                $values = array($private_room_id);
                $rset   = $ilDB->queryF( $query, $types, $values );
                $users = array();
                while ($row = $ilDB->fetchAssoc($rset)) {
                        $users[] = $row['user_id'];
                }
                return $users;
        }

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static ilChatroom::lookupPrivateRoomTitle ( $proom_id )

static

Definition at line 1026 of file class.ilChatroom.php.

References $row.

Referenced by ilChatroomServerConnector\inviteToPrivateRoom().

                                                                 {
                global $ilDB;
                $query = 'SELECT title FROM ' . self::$privateRoomsTable . ' WHERE proom_id = %s';
                $types = array('integer');
                $values = array($proom_id);
                $rset = $ilDB->queryF($query, $types, $values);
                if ($row = $ilDB->fetchAssoc($rset)) {
                        return $row['title'];
                }
                return 'unkown';
        }

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ilChatroom::phpTypeToMDBType ( $type )

private

Definition at line 349 of file class.ilChatroom.php.

Referenced by saveSettings().

                                                 {
                switch($type) {
                        case 'string':
                                return 'text';
                        default:
                                return $type;
                }
        }

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ilChatroom::save ( )

Saves settings using $this->settings.

Definition at line 156 of file class.ilChatroom.php.

References saveSettings().

        {
            $this->saveSettings( $this->settings );
        }

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ilChatroom::saveFileUploadToDb	(	$user_id,
		$filename,
		$type
	)

Saves information about file uploads in DB.

ilDBMySQL $ilDB

Parameters

integer	$user_id
string	$filename
string	$type

Definition at line 651 of file class.ilChatroom.php.

References $filename.

        {
                global $ilDB;
                $upload_id      = $ilDB->nextId( self::$uploadTable );
                $ilDB->insert(
                self::$uploadTable,
                array(
                                        'upload_id'     => array('integer', $upload_id),
                                        'room_id'       => array('integer', $this->roomId),
                                        'user_id'       => array('integer', $user_id),
                                        'filename'      => array('text', $filename),
                                        'filetype'      => array('text', $type),
                                        'timestamp'     => array('integer', time())
                )
                );
        }

ilChatroom::saveSettings ( array $settings )

Saves settings into settingsTable using given settings array.

ilDBMySQL $ilDB

Parameters

array $settings

Definition at line 365 of file class.ilChatroom.php.

References phpTypeToMDBType().

Referenced by save().

        {
                global $ilDB;
                $localSettings = array();
                foreach( $this->availableSettings as $setting => $type )
                {
                        if( isset( $settings[$setting] ) ) {
                                if ($type == 'boolean') {
                                    $settings[$setting] = (boolean)$settings[$setting];
                                }
                                $localSettings[$setting] = array($this->phpTypeToMDBType($type), $settings[$setting]);
                        }
                }
                if (!$localSettings['room_type'][1]) {
                        $localSettings['room_type'][1] = 'repository';
                }
                if( $this->roomId )
                {
                        $ilDB->update(
                            self::$settingsTable,
                            $localSettings,
                            array( 'room_id' => array('integer', $this->roomId) )
                        );
                }
                else
                {
                        $this->roomId = $ilDB->nextId( self::$settingsTable );
                        $localSettings['room_id'] = array(
                        $this->availableSettings['room_id'], $this->roomId
                        );
                        $ilDB->insert( self::$settingsTable, $localSettings );
                }
        }

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ilChatroom::setSetting	(	$name,
		$value
	)

Sets given name and value as setting into $this->settings array.

Parameters

string	$name
mixed	$value

Definition at line 148 of file class.ilChatroom.php.

Referenced by initialize().

        {
                $this->settings[$name] = $value;
        }

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ilChatroom::subscribeUserToPrivateRoom	(	$room_id,
		$user_id
	)

Definition at line 1095 of file class.ilChatroom.php.

References userIsInPrivateRoom().

Referenced by ilChatroomServerConnector\createPrivateRoom().

        {
                global $ilDB;
                if (!$this->userIsInPrivateRoom($room_id, $user_id)) {
                        $ilDB->insert(
                        self::$privateSessionsTable,
                        array(
                            'proom_id' => array('integer', $room_id),
                            'user_id' => array('integer', $user_id),
                            'connected' => array('integer', time()),
                            'disconnected' => array('integer', 0),
                        )
                        );
                }
        }

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ilChatroom::unbanUser ( $user_id )

Deletes entry from banTable matching roomId and given $user_id and returns true if sucessful.

ilDBMySQL $ilDB

Parameters

mixed $user_id

Returns: boolean

Definition at line 700 of file class.ilChatroom.php.

References getRoomId().

        {
                global $ilDB;
                if( !is_array( $user_id ) )
                $user_id = array($user_id);
                $query = 'DELETE FROM ' . self::$banTable . ' WHERE room_id = %s AND ' .
                $ilDB->in( 'user_id', $user_id, false, 'integer' );
                $types  = array('integer');
                $values = array($this->getRoomId());
                return $ilDB->manipulateF( $query, $types, $values );
        }

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ilChatroom::unsubscribeUserFromPrivateRoom	(	$room_id,
		$user_id
	)

ilDB $ilDB

Parameters

integer	$room_id
integer	$user_id

Definition at line 1118 of file class.ilChatroom.php.

        {
                global $ilDB;
                $ilDB->update(
                self::$privateSessionsTable,
                array(
                        'disconnected' => array('integer', time())
                ),
                array(
                        'proom_id' => array('integer', $room_id),
                        'user_id' => array('integer', $user_id),
                )
                );
        }

ilChatroom::userIsInPrivateRoom	(	$room_id,
		$user_id
	)

Definition at line 1082 of file class.ilChatroom.php.

Referenced by subscribeUserToPrivateRoom().

        {
                global $ilDB;
                $query  = 'SELECT proom_id id FROM ' . self::$privateSessionsTable . ' WHERE user_id = %s AND proom_id = %s AND disconnected = 0 OR disconnected IS NULL';
                $types  = array('integer', 'integer');
                $values = array($user_id, $room_id);
                $rset   = $ilDB->queryF( $query, $types, $values );
                if ($ilDB->fetchAssoc($rset))
                return true;
                return false;
        }

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Field Documentation

ilChatroom::$availableSettings

private

Initial value:

 array(
                        'object_id'                             => 'integer',
                        'allow_anonymous'                       => 'boolean',
                        'allow_custom_usernames'        => 'boolean',
                        'enable_history'                        => 'boolean',
                        'restrict_history'                      => 'boolean',
                        'autogen_usernames'             => 'string',
                        'room_type'             => 'string',
                        'allow_private_rooms'           => 'integer',
                        'display_past_msgs' => 'integer',
                        'private_rooms_enabled' => 'boolean'
        )

Definition at line 34 of file class.ilChatroom.php.

ilChatroom::$banTable = 'chatroom_bans'

staticprivate

Definition at line 21 of file class.ilChatroom.php.

ilChatroom::$historyTable = 'chatroom_history'

staticprivate

Definition at line 18 of file class.ilChatroom.php.

ilChatroom::$object

private

Definition at line 48 of file class.ilChatroom.php.

ilChatroom::$privateRoomsAccessTable = 'chatroom_proomaccess'

staticprivate

Definition at line 25 of file class.ilChatroom.php.

ilChatroom::$privateRoomsTable = 'chatroom_prooms'

staticprivate

Definition at line 22 of file class.ilChatroom.php.

ilChatroom::$privateSessionsTable = 'chatroom_psessions'

staticprivate

Definition at line 23 of file class.ilChatroom.php.

ilChatroom::$roomId

private

Definition at line 46 of file class.ilChatroom.php.

Referenced by getRoomId().

ilChatroom::$sessionTable = 'chatroom_sessions'

staticprivate

Definition at line 20 of file class.ilChatroom.php.

ilChatroom::$settings = array()

private

Definition at line 16 of file class.ilChatroom.php.

Referenced by addPrivateRoom(), and getSettings().

ilChatroom::$settingsTable = 'chatroom_settings'

staticprivate

Definition at line 17 of file class.ilChatroom.php.

ilChatroom::$uploadTable = 'chatroom_uploads'

staticprivate

Definition at line 24 of file class.ilChatroom.php.

ilChatroom::$userTable = 'chatroom_users'

staticprivate

Definition at line 19 of file class.ilChatroom.php.

The documentation for this class was generated from the following file:

Modules/Chatroom/classes/class.ilChatroom.php

Public Member Functions

Static Public Member Functions

Private Member Functions

Private Attributes

Static Private Attributes

Detailed Description

Member Function Documentation

Field Documentation