ilObjSessionAccess Class Reference

Collaboration diagram for ilObjSessionAccess:

Public Member Functions
	_checkAccess ($a_cmd, $a_permission, $a_ref_id, $a_obj_id, $a_user_id="")
	checks wether a user may invoke a command or not (this method is called by ilAccessHandler::checkAccess)
	_checkGoto ($a_target)
	check whether goto script will succeed

Static Public Member Functions
static	_getCommands ()
	get list of command/permission combinations
static	_lookupRegistration ($a_obj_id)
	lookup registrations
static	_lookupRegistered ($a_usr_id, $a_obj_id)
	lookup if user has registered

Static Protected Attributes
static	$registrations = null
static	$registered = null

Detailed Description

Author

Stefan Meyer smeye.nosp@m.r.il.nosp@m.ias@g.nosp@m.mx.d.nosp@m.e

Version

$Id$

Definition at line 32 of file class.ilObjSessionAccess.php.

Member Function Documentation

ilObjSessionAccess::_checkAccess	(		$a_cmd,
			$a_permission,
			$a_ref_id,
			$a_obj_id,
			$a_user_id = ""
	)

checks wether a user may invoke a command or not

(this method is called by ilAccessHandler::checkAccess)

Parameters

string	$a_cmd	command (not permission!)
string	$a_permission	permission
int	$a_ref_id	reference id
int	$a_obj_id	object id
int	$a_user_id	user id (if not provided, current user is taken)

Returns

boolean true, if everything is ok

Definition at line 69 of file class.ilObjSessionAccess.php.

References $lng, and _lookupRegistered().

        {
                global $ilUser, $lng, $rbacsystem, $ilAccess;
                
                $a_user_id = $a_user_id ? $a_user_id : $ilUser->getId();
                switch($a_cmd)
                {
                        case 'register':
                                if(self::_lookupRegistration($a_obj_id))
                                {
                                        return !self::_lookupRegistered($a_user_id,$a_obj_id);
                                }
                                return false;
                                
                        case 'unregister':
                                if(self::_lookupRegistration($a_obj_id))
                                {
                                        return self::_lookupRegistered($a_user_id,$a_obj_id);
                                }
                                return false;
                }
                return true;
        }

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ilObjSessionAccess::_checkGoto

(

$a_target

)

check whether goto script will succeed

Definition at line 97 of file class.ilObjSessionAccess.php.

        {
                global $ilAccess;
                
                $t_arr = explode("_", $a_target);

                if ($t_arr[0] != "sess" || ((int) $t_arr[1]) <= 0)
                {
                        return false;
                }

                if($ilAccess->checkAccess("read", "", $t_arr[1]))
                {
                        return true;
                }
                return false;
        }

static ilObjSessionAccess::_getCommands ( )

static

get list of command/permission combinations

public

Returns

array

Definition at line 44 of file class.ilObjSessionAccess.php.

Referenced by ilObjSessionListGUI\init().

        {
                $commands = array
                (
                        array("permission" => "read", "cmd" => "infoScreen", "lang_var" => "info_short", "default" => true),
                        array("permission" => "read", "cmd" => "register", "lang_var" => "join"),
                        array("permission" => "read", "cmd" => "unregister", "lang_var" => "event_unregister"),
                        array("permission" => "write", "cmd" => "edit", "lang_var" => "edit")
                );
                
                return $commands;
        }

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static ilObjSessionAccess::_lookupRegistered (   $a_usr_id,   $a_obj_id  )

static

lookup if user has registered

public

Parameters

int	usr_id
int	obj_id

Returns

Definition at line 150 of file class.ilObjSessionAccess.php.

References $res, and DB_FETCHMODE_OBJECT.

Referenced by _checkAccess().

        {
                if(isset(self::$registered[$a_usr_id]))
                {
                        return (bool) self::$registered[$a_usr_id][$a_obj_id];
                }
                
                global $ilDB,$ilUser;
                
                $query = "SELECT event_id, registered FROM event_participants WHERE usr_id = ".$ilDB->quote($ilUser->getId());
                $res = $ilDB->query($query);
                self::$registered[$a_usr_id] = array();
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        self::$registered[$a_usr_id][$row->event_id] = (bool) $row->registered;
                }
                return (bool) self::$registered[$a_usr_id][$a_obj_id];
        }

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static ilObjSessionAccess::_lookupRegistration (   $a_obj_id )

static

lookup registrations

public

Parameters

@return

Definition at line 123 of file class.ilObjSessionAccess.php.

References $res, and DB_FETCHMODE_OBJECT.

        {
                if(!is_null(self::$registrations))
                {
                        return self::$registrations[$a_obj_id];
                }
                
                global $ilDB;
                
                $query = "SELECT registration,obj_id FROM event ";
                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        self::$registrations[$row->obj_id] = (bool) $row->registration;
                }
                return self::$registrations[$a_obj_id];
        }

Field Documentation

ilObjSessionAccess::$registered = null

staticprotected

Definition at line 35 of file class.ilObjSessionAccess.php.

ilObjSessionAccess::$registrations = null

staticprotected

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

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

• Modules/Session/classes/class.ilObjSessionAccess.php