class.ilAdvancedMDPermissionHelper.php

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<?php
/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once "Services/Component/classes/class.ilClaimingPermissionHelper.php";

class ilAdvancedMDPermissionHelper extends ilClaimingPermissionHelper
{
        const CONTEXT_MD = 1;
        const CONTEXT_RECORD = 2;
        const CONTEXT_FIELD = 3;
        const CONTEXT_SUBSTITUTION = 4;
        const CONTEXT_SUBSTITUTION_COURSE = 5;
        const CONTEXT_SUBSTITUTION_CATEGORY = 6;
                        
        
        const ACTION_MD_CREATE_RECORD = 1;
        const ACTION_MD_IMPORT_RECORDS = 2;
        
        const ACTION_RECORD_EDIT = 5;
        const ACTION_RECORD_DELETE = 6;
        const ACTION_RECORD_EXPORT = 7;
        const ACTION_RECORD_TOGGLE_ACTIVATION = 8;
        const ACTION_RECORD_EDIT_PROPERTY = 9;
        const ACTION_RECORD_EDIT_FIELDS = 10;
        const ACTION_RECORD_CREATE_FIELD = 11;
        const ACTION_RECORD_FIELD_POSITIONS = 12;
        
        const ACTION_FIELD_EDIT = 13;
        const ACTION_FIELD_DELETE = 14;
        const ACTION_FIELD_EDIT_PROPERTY = 15;
        
        const ACTION_SUBSTITUTION_SHOW_DESCRIPTION = 16;
        const ACTION_SUBSTITUTION_SHOW_FIELDNAMES = 17;
        const ACTION_SUBSTITUTION_FIELD_POSITIONS = 18;
        
        const ACTION_SUBSTITUTION_COURSE_SHOW_FIELD = 19;
        const ACTION_SUBSTITUTION_COURSE_EDIT_FIELD_PROPERTY = 20;
        
        const ACTION_SUBSTITUTION_CATEGORY_SHOW_FIELD = 21;
        const ACTION_SUBSTITUTION_CATEGORY_EDIT_FIELD_PROPERTY = 22;
        
        
        const SUBACTION_RECORD_TITLE = 1;
        const SUBACTION_RECORD_DESCRIPTION = 2;
        const SUBACTION_RECORD_OBJECT_TYPES = 3;        
        
        const SUBACTION_FIELD_TITLE = 4;
        const SUBACTION_FIELD_DESCRIPTION = 5;
        const SUBACTION_FIELD_SEARCHABLE = 6;           
        const SUBACTION_FIELD_PROPERTIES = 7;   
                
        const SUBACTION_SUBSTITUTION_BOLD = 8;
        const SUBACTION_SUBSTITUTION_NEWLINE = 9;
        
                
        
        // caching
                
        protected function readContextIds($a_context_type)
        {
                global $ilDB;
                
                switch($a_context_type)
                {
                        case self::CONTEXT_MD:
                                return array($_REQUEST["ref_id"]);
                        
                        case self::CONTEXT_RECORD:
                                $set = $ilDB->query("SELECT record_id id".
                                        " FROM adv_md_record");                         
                                break;
                                                
                        case self::CONTEXT_FIELD:
                        case self::CONTEXT_SUBSTITUTION_COURSE:
                        case self::CONTEXT_SUBSTITUTION_CATEGORY:
                                $set = $ilDB->query("SELECT field_id id".
                                        " FROM adv_mdf_definition");                                            
                                break;
                        
                        case self::CONTEXT_SUBSTITUTION:
                                return array("crs", "cat");                             
                                                                                
                        default:
                                return array();
                }
                
                $res = array();         
                while($row = $ilDB->fetchAssoc($set))
                {
                        $res[] = $row["id"];
                }               
                return $res;
        }
        
        
        // permissions
        
        protected function buildPermissionMap()
        {
                return array(
                        self::CONTEXT_MD =>     array(
                                "actions" => array(                             
                                        self::ACTION_MD_CREATE_RECORD
                                        ,self::ACTION_MD_IMPORT_RECORDS
                                )
                        ),
                        self::CONTEXT_RECORD => array(
                                "actions" => array(
                                        self::ACTION_RECORD_EDIT
                                        ,self::ACTION_RECORD_DELETE
                                        ,self::ACTION_RECORD_EXPORT
                                        ,self::ACTION_RECORD_TOGGLE_ACTIVATION
                                        ,self::ACTION_RECORD_EDIT_FIELDS
                                        ,self::ACTION_RECORD_FIELD_POSITIONS
                                        ,self::ACTION_RECORD_CREATE_FIELD
                                ),
                                "subactions" => array(
                                        self::ACTION_RECORD_EDIT_PROPERTY =>
                                                array(
                                                        self::SUBACTION_RECORD_TITLE
                                                        ,self::SUBACTION_RECORD_DESCRIPTION
                                                        ,self::SUBACTION_RECORD_OBJECT_TYPES
                                                )
                                )
                        ),
                        self::CONTEXT_FIELD => array(
                                "actions" => array(
                                        self::ACTION_FIELD_EDIT,
                                        self::ACTION_FIELD_DELETE
                                ),
                                "subactions" => array(
                                        self::ACTION_FIELD_EDIT_PROPERTY => 
                                                array(
                                                        self::SUBACTION_FIELD_TITLE
                                                        ,self::SUBACTION_FIELD_DESCRIPTION
                                                        ,self::SUBACTION_FIELD_SEARCHABLE
                                                        ,self::SUBACTION_FIELD_PROPERTIES
                                                )
                                )
                        ),
                        self::CONTEXT_SUBSTITUTION => array(
                                "actions" => array(
                                        self::ACTION_SUBSTITUTION_SHOW_DESCRIPTION
                                        ,self::ACTION_SUBSTITUTION_SHOW_FIELDNAMES
                                        ,self::ACTION_SUBSTITUTION_FIELD_POSITIONS
                                )
                        ),
                        self::CONTEXT_SUBSTITUTION_COURSE => array(
                                "actions" => array(
                                        self::ACTION_SUBSTITUTION_COURSE_SHOW_FIELD                                     
                                ),
                                "subactions" => array(
                                        self::ACTION_SUBSTITUTION_COURSE_EDIT_FIELD_PROPERTY => 
                                                array(
                                                        self::SUBACTION_SUBSTITUTION_BOLD
                                                        ,self::SUBACTION_SUBSTITUTION_NEWLINE
                                                )
                                )
                        ),
                        self::CONTEXT_SUBSTITUTION_CATEGORY => array(
                                "actions" => array(
                                        self::ACTION_SUBSTITUTION_CATEGORY_SHOW_FIELD                                   
                                ),
                                "subactions" => array(
                                        self::ACTION_SUBSTITUTION_CATEGORY_EDIT_FIELD_PROPERTY => 
                                                array(
                                                        self::SUBACTION_SUBSTITUTION_BOLD
                                                        ,self::SUBACTION_SUBSTITUTION_NEWLINE
                                                )
                                )
                        )
                );              
        }
        
        
        // plugins
        
        protected function getActivePlugins()
        {
                global $ilPluginAdmin;
                
                $res = array();
                
                foreach($ilPluginAdmin->getActivePluginsForSlot(IL_COMP_SERVICE, "AdvancedMetaData", "amdc") as $plugin_name)
                {
                         $res[] = $ilPluginAdmin->getPluginObject(IL_COMP_SERVICE, 
                                        "AdvancedMetaData", "amdc", $plugin_name);                      
                }
                
                return $res;
        }       
        
        protected function checkPermission($a_context_type, $a_context_id, $a_action_id, $a_action_sub_id = null)
        {               
                global $ilAccess;
                
                if(!$this->checkPlugins($a_context_type, $a_context_id, $a_action_id, $a_action_sub_id))
                {
                        return false;
                }
                
                // export is considered read-action
                if($a_context_type == ilAdvancedMDPermissionHelper::CONTEXT_RECORD &&
                        $a_action_id == ilAdvancedMDPermissionHelper::ACTION_RECORD_EXPORT)
                {
                         return $ilAccess->checkAccessOfUser($this->getUserId(), "read", "", $this->getRefId());
                }
                
                return $this->checkRBAC();
        }
}

?>