ilLicenseAccess Class Reference

Collaboration diagram for ilLicenseAccess:

Static Public Member Functions
static	_isEnabled ()
	Check, if licencing is enabled This check is called from the ilAccessHandler class. More...
static	_checkAccess ($a_usr_id, $a_obj_id)
	Check, if a user can access an object by license. More...

Detailed Description

Definition at line 14 of file class.ilLicenseAccess.php.

Member Function Documentation

_checkAccess()

static ilLicenseAccess::_checkAccess (   $a_usr_id,   $a_obj_id  )

static

Check, if a user can access an object by license.

The user can access, if he/she already accessed the object or if a license is available for the object. This check is called from the ilAccessHandler class.

@access static

Parameters

int	user id
int	object id (not reference)

Returns

boolean access is possible (true/false)

Definition at line 57 of file class.ilLicenseAccess.php.

        {
                global $ilDB, $ilUser;
 
                // check the object license
                $query = 'SELECT licenses, used FROM license_data WHERE obj_id = %s';
                $result = $ilDB->queryF($query, array('integer'), array($a_obj_id));
 
                if ($row = $ilDB->fetchObject($result))
                {
                        // no licenses set or at least one free => grant access
                        if ($row->licenses == 0
                        or  $row->used < $row->licenses)
                        {
                                return true;
                        }
                }
                else
                {
                        // no license data available => access granted
                        return true;
                }
 
                // check if user has already accessed
                $query = 'SELECT read_count FROM read_event '
                                .'WHERE usr_id = %s AND obj_id = %s';
                        
                $result = $ilDB->queryF($query,
                                                array('integer','integer'),
                                                array($a_usr_id, $a_obj_id));
                                                
                if ($row = $ilDB->fetchObject($result))
                {
                        return true;
                }
                
                // all failed
                return false;
        }

References $ilDB, $ilUser, $query, $result, and $row.

Referenced by ilLicense\_checkAccess(), and ilAccessHandler\doLicenseCheck().

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_isEnabled()

static ilLicenseAccess::_isEnabled ( )

static

Check, if licencing is enabled This check is called from the ilAccessHandler class.

Returns

boolean licensing enabled (true/false)

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

        {
                static $enabled;
 
                if (isset($enabled))
                {
                        return $enabled;
                }
 
                $lic_set = new ilSetting("license");
                if ($lic_set->get("license_counter"))
                {
                        $enabled = true;
                        return true;
                }
                else
                {
                        $enabled = false;
                        return false;
                }
        }

Referenced by ilLicense\_noteAccess(), ilObjCourseGUI\checkLicenses(), ilAccessHandler\doLicenseCheck(), ilObjLearningResourcesSettingsGUI\getAdminTabs(), ilObjCourseGUI\getTabs(), ilObjSAHSLearningModuleGUI\getTabs(), ilObjFileBasedLMGUI\getTabs(), and ilObjFileBasedLMGUI\initSettingsForm().

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

• Services/License/classes/class.ilLicenseAccess.php