class.ilLDAPRoleAssignmentRule.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2006 ILIAS open source, University of Cologne            |
        |                                                                             |
        | This program is free software; you can redistribute it and/or               |
        | modify it under the terms of the GNU General Public License                 |
        | as published by the Free Software Foundation; either version 2              |
        | of the License, or (at your option) any later version.                      |
        |                                                                             |
        | This program is distributed in the hope that it will be useful,             |
        | but WITHOUT ANY WARRANTY; without even the implied warranty of              |
        | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               |
        | GNU General Public License for more details.                                |
        |                                                                             |
        | You should have received a copy of the GNU General Public License           |
        | along with this program; if not, write to the Free Software                 |
        | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. |
        +-----------------------------------------------------------------------------+
*/

class ilLDAPRoleAssignmentRule
{
        private static $instances = null;
        
        const TYPE_GROUP = 1;
        const TYPE_ATTRIBUTE = 2;
        
        private function __construct($a_id = 0)
        {
                global $ilDB;
                
                $this->db = $ilDB;      

                $this->rule_id = $a_id;
                $this->read();
        }
        
        public static function _getInstanceByRuleId($a_rule_id)
        {
                if(isset(self::$instances[$a_rule_id]))
                {
                        return self::$instances[$a_rule_id];
                }
                return self::$instances[$a_rule_id] = new ilLDAPRoleAssignmentRule($a_rule_id);
        }
        
        
        public function _getRules()
        {
                global $ilDB;
                
                $query = "SELECT rule_id FROM ldap_role_assignments ";
                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $rules[] = self::_getInstanceByRuleId($row->rule_id);
                }
                return $rules ? $rules : array();
        }
        
        public function setRoleId($a_role_id)
        {
                $this->role_id = $a_role_id;    
        }
        
        public function getRoleId()
        {
                return $this->role_id;
        }
        
        public function getRuleId()
        {
                return $this->rule_id;
        }
        
        public function setServerId($a_id)
        {
                $this->server_id = $a_id;
        }
        
        public function getServerId()
        {
                return $this->server_id;
        }
        
        public function setType($a_type)
        {
                $this->type = $a_type;
        }
        
        public function getType()
        {
                return $this->type;
        }
        
        public function setDN($a_dn)
        {
                $this->dn = $a_dn;
        }
        
        public function getDN()
        {
                return $this->dn;
        }
        
        public function setMemberAttribute($a_attribute)
        {
                $this->member_attribute = $a_attribute;
        }
        
        public function getMemberAttribute()
        {
                return $this->member_attribute;
        }
        
        public function setMemberIsDN($a_status)
        {
                $this->member_is_dn = $a_status;
        }
        
        public function isMemberAttributeDN()
        {
                return (bool) $this->member_is_dn;
        }
        
        public function setAttributeName($a_name)
        {
                $this->attribute_name = $a_name;
        }
        
        public function getAttributeName()
        {
                return $this->attribute_name;
        }
        
        public function setAttributeValue($a_value)
        {
                $this->attribute_value = $a_value;
        }
        
        public function getAttributeValue()
        {
                return $this->attribute_value;
        }
        
        public function conditionToString()
        {
                switch($this->getType())
                {
                        case self::TYPE_GROUP:
                                $dn_arr = explode(',',$this->getDN());
                                return $dn_arr[0];
                                
                        
                        case self::TYPE_ATTRIBUTE:
                                return $this->getAttributeName().'='.$this->getAttributeValue();
                }
        }
        
        
        public function create()
        {
                $query = "INSERT INTO ldap_role_assignments ".
                        "SET server_id = ".$this->db->quote($this->getServerId()).", ".
                        "type = ".$this->db->quote($this->getType()).", ".
                        "dn = ".$this->db->quote($this->getDN()).", ".
                        "attribute = ".$this->db->quote($this->getMemberAttribute()).", ".
                        "isdn = ".$this->db->quote($this->isMemberAttributeDN()).", ".
                        "att_name = ".$this->db->quote($this->getAttributeName()).", ".
                        "att_value = ".$this->db->quote($this->getAttributeValue()).", ".
                        "role_id = ".(int) $this->getRoleId()." ";
                $res = $this->db->query($query);
                
                $this->rule_id = $this->db->getLastInsertId();
                return true;
        }

        public function update()
        {
                $query = "UPDATE ldap_role_assignments ".
                        "SET server_id = ".$this->db->quote($this->getServerId()).", ".
                        "type = ".$this->db->quote($this->getType()).", ".
                        "dn = ".$this->db->quote($this->getDN()).", ".
                        "attribute = ".$this->db->quote($this->getMemberAttribute()).", ".
                        "isdn = ".$this->db->quote($this->isMemberAttributeDN()).", ".
                        "att_name = ".$this->db->quote($this->getAttributeName()).", ".
                        "att_value = ".$this->db->quote($this->getAttributeValue()).", ".
                        "role_id = ".(int) $this->getRoleId()." ".
                        "WHERE rule_id = ".$this->db->quote($this->getRuleId())." ";
                        
                $res = $this->db->query($query);
                
                $this->rule_id = $this->db->getLastInsertId();
                return true;
        }
        
        public function validate()
        {
                global $ilErr;
                
                $ilErr->setMessage('');
                
                if(!$this->getRoleId())
                {
                        $ilErr->setMessage('fill_out_all_required_fields');
                        return false;
                }
                switch($this->getType())
                {
                        case self::TYPE_GROUP:
                                if(!strlen($this->getDN()) or !strlen($this->getMemberAttribute()))
                                {
                                        $ilErr->setMessage('fill_out_all_required_fields');
                                        return false;
                                }
                                break;
                        case self::TYPE_ATTRIBUTE:
                                if(!strlen($this->getAttributeName()) or !strlen($this->getAttributeValue()))
                                {
                                        $ilErr->setMessage('fill_out_all_required_fields');
                                        return false;
                                }
                                break;
                                
                        default:
                                $ilErr->setMessage('ldap_no_type_given');
                                return false;
                }
                return true;
        }
                
        public function delete()
        {
                $query = "DELETE FROM ldap_role_assignments ".
                        "WHERE rule_id = ".$this->db->quote($this->getRuleId())." ";
                $this->db->query($query);
                return true;
                        
        }
        private function read()
        {
                $query = "SELECT * FROM ldap_role_assignments ".
                        "WHERE rule_id = ".$this->db->quote($this->getRuleId())." ";
                
                $res = $this->db->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $this->setServerId($row->server_id);
                        $this->setType($row->type);
                        $this->setDN($row->dn);
                        $this->setMemberAttribute($row->attribute);
                        $this->setMemberIsDN($row->isdn);
                        $this->setAttributeName($row->att_name);
                        $this->setAttributeValue($row->att_value);
                        $this->setRoleId($row->role_id);
                }
        }
}
?>