ilObjCourseAccess Class Reference

Class ilObjCourseAccess. More...

Inheritance diagram for ilObjCourseAccess:

Collaboration diagram for ilObjCourseAccess:

Public Member Functions
	_checkAccess ($a_cmd, $a_permission, $a_ref_id, $a_obj_id, $a_user_id="")
	checks wether a user may invoke a command or not (this method is called by ilAccessHandler::checkAccess)
	_getCommands ()
	get commands
	_checkGoto ($a_target)
	check whether goto script will succeed
Public Member Functions inherited from ilObjectAccess
	_checkCondition ($a_obj_id, $a_operator, $a_value, $a_usr_id=0)
	check condition

Static Public Member Functions
static	isSelfRegistrationDeactivated ($a_obj_id)
	Check if subscription is deactivated.

Detailed Description

Class ilObjCourseAccess.

Author

Alex Killing alex..nosp@m.kill.nosp@m.ing@g.nosp@m.mx.d.nosp@m.e

Version

Id:

class.ilObjCourseAccess.php 20236 2009-06-16 19:11:09Z smeyer

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

Member Function Documentation

ilObjCourseAccess::_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

Reimplemented from ilObjectAccess.

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

References $lng, ilObjCourse\_isActivated(), ilParticipants\_isBlocked(), ilParticipants\_isParticipant(), ilObjCourse\_registrationEnabled(), and IL_NO_OBJECT_ACCESS.

        {
                global $ilUser, $lng, $rbacsystem, $ilAccess, $ilias;

                if ($a_user_id == "")
                {
                        $a_user_id = $ilUser->getId();
                }

                switch ($a_cmd)
                {
                        case "view":
                                include_once 'Modules/Course/classes/class.ilCourseParticipants.php';
                                if(ilCourseParticipants::_isBlocked($a_obj_id,$a_user_id) and ilCourseParticipants::_isParticipant($a_ref_id,$a_user_id))
                                {
                                        $ilAccess->addInfoItem(IL_NO_OBJECT_ACCESS, $lng->txt("crs_status_blocked"));
                                        return false;
                                } 
                                /*                              
                                if($members->isBlocked($a_user_id) and $members->isAssigned($a_user_id))
                                {
                                        $ilAccess->addInfoItem(IL_NO_OBJECT_ACCESS, $lng->txt("crs_status_blocked"));
                                        return false;
                                }
                                */                                      
                                break;

                        case 'join':
                                
                                include_once './Modules/Course/classes/class.ilObjCourse.php';
                                $registration = ilObjCourse::_registrationEnabled($a_obj_id);

                                if(!$registration)
                                {
                                        return false;
                                }

                                include_once 'Modules/Course/classes/class.ilCourseParticipants.php';
                                if(ilCourseParticipants::_isParticipant($a_ref_id,$a_user_id))
                                {
                                        return false;
                                }
                                
                                /*
                                include_once 'Modules/Course/classes/class.ilCourseParticipants.php';

                                $members = ilCourseParticipants::_getInstanceByObjId($a_obj_id);
                                if($members->isAssigned($a_user_id))
                                {
                                        return false;
                                }
                                */                              
                                break;
                }

                switch ($a_permission)
                {
                        case "visible":
                                include_once './Modules/Course/classes/class.ilObjCourse.php';
                                $active = ilObjCourse::_isActivated($a_obj_id);
                                $registration = ilObjCourse::_registrationEnabled($a_obj_id);
                                $tutor = $rbacsystem->checkAccessOfUser($a_user_id,'write',$a_ref_id);

                                if(!$active)
                                {
                                        $ilAccess->addInfoItem(IL_NO_OBJECT_ACCESS, $lng->txt("offline"));
                                }
                                if(!$tutor and !$active)
                                {
                                        return false;
                                }
                                break;

                        case 'read':
                                $tutor = $rbacsystem->checkAccessOfUser($a_user_id,'write',$a_ref_id);
                                if($tutor)
                                {
                                        return true;
                                }                               
                                include_once 'Modules/Course/classes/class.ilObjCourse.php';
                                $active = ilObjCourse::_isActivated($a_obj_id);

                                if(!$active)
                                {
                                        $ilAccess->addInfoItem(IL_NO_OBJECT_ACCESS, $lng->txt("offline"));
                                        return false;
                                }
                                
                                include_once('Modules/Course/classes/class.ilCourseParticipants.php');
                                if(ilCourseParticipants::_isBlocked($a_obj_id,$a_user_id) and ilCourseParticipants::_isParticipant($a_ref_id,$a_user_id))
                                {
                                        $ilAccess->addInfoItem(IL_NO_OBJECT_ACCESS, $lng->txt("crs_status_blocked"));
                                        return false;
                                } 
                                
                                /*
                                $members = ilCourseParticipants::_getInstanceByObjId($a_obj_id);
                                if($members->isBlocked($a_user_id) and $members->isAssigned($a_user_id))  
                                {
                                        $ilAccess->addInfoItem(IL_NO_OBJECT_ACCESS, $lng->txt("crs_status_blocked"));
                                        return false;
                                }
                                */
                                break;
                }
                return true;
        }

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ilObjCourseAccess::_checkGoto

(

$a_target

)

check whether goto script will succeed

Reimplemented from ilObjectAccess.

Definition at line 187 of file class.ilObjCourseAccess.php.

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

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

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

ilObjCourseAccess::_getCommands

(

)

get commands

this method returns an array of all possible commands/permission combinations

example: $commands = array ( array("permission" => "read", "cmd" => "view", "lang_var" => "show"), array("permission" => "write", "cmd" => "edit", "lang_var" => "edit"), );

Reimplemented from ilObjectAccess.

Definition at line 168 of file class.ilObjCourseAccess.php.

References ilDAVServer\_isActionsVisible(), and ilDAVServer\_isActive().

Referenced by ilObjCourseListGUI\init().

        {
                $commands = array();
                $commands[] = array("permission" => "read", "cmd" => "", "lang_var" => "view", "default" => true);
                $commands[] = array("permission" => "join", "cmd" => "join", "lang_var" => "join");
                // BEGIN WebDAV: Mount as webfolder.
                require_once 'Services/WebDAV/classes/class.ilDAVServer.php';
                if (ilDAVServer::_isActive() && ilDAVServer::_isActionsVisible())
                {
                        $commands[] = array("permission" => "read", "cmd" => "mount_webfolder", "lang_var" => "mount_webfolder", "enable_anonymous" => "false");
                }
                // END WebDAV: Mount as webfolder.
                $commands[] = array("permission" => "write", "cmd" => "edit", "lang_var" => "edit");
                return $commands;
        }

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static ilObjCourseAccess::isSelfRegistrationDeactivated (   $a_obj_id )

static

Check if subscription is deactivated.

Returns

bool

Parameters

int

$a_obj_id

Definition at line 211 of file class.ilObjCourseAccess.php.

References $res, DB_FETCHMODE_OBJECT, and IL_CRS_SUBSCRIPTION_DEACTIVATED.

        {
                global $ilDB;
                
                include_once './Modules/Course/classes/class.ilObjCourse.php';
                $query = "SELECT subscription_limitation_type FROM crs_settings ".
                        "WHERE obj_id = ".$ilDB->quote($a_obj_id);
                $res = $ilDB->query($query);
                $row = $res->fetchRow(DB_FETCHMODE_OBJECT);
                return $row->subscription_limitation_type == IL_CRS_SUBSCRIPTION_DEACTIVATED;
        }

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

• Modules/Course/classes/class.ilObjCourseAccess.php