webservice/soap/classes/class.ilSoapGroupAdministration.php

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<?php
  /*
   +-----------------------------------------------------------------------------+
   | ILIAS open source                                                           |
   +-----------------------------------------------------------------------------+
   | Copyright (c) 1998-2001 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. |
   +-----------------------------------------------------------------------------+
  */


include_once './webservice/soap/classes/class.ilSoapAdministration.php';

class ilSoapGroupAdministration extends ilSoapAdministration
{
        function ilSoapGroupAdministration()
        {
                parent::ilSoapAdministration();
        }
                

        // Service methods
        function addGroup($sid,$target_id,$grp_xml)
        {
                
                if(!$this->__checkSession($sid))
                {
                        return $this->__raiseError($this->sauth->getMessage(),$this->sauth->getMessageCode());
                }                       

                if(!is_numeric($target_id))
                {
                        return $this->__raiseError('No valid target id given. Please choose an existing reference id of an ILIAS category or course',
                                                                           'Client');
                }

                // Include main header
                include_once './include/inc.header.php';
                global $rbacsystem;

                if(!$rbacsystem->checkAccess('create',$target_id,'grp'))
                {
                        return $this->__raiseError('Check access failed. No permission to create groups','Server');
                }

                // Start import
                include_once("classes/class.ilObjGroup.php");
                include_once 'classes/class.ilGroupImportParser.php';
                $xml_parser = new ilGroupImportParser($grp_xml,$target_id);
                $new_ref_id = $xml_parser->startParsing();

                return $new_ref_id ? $new_ref_id : "0";
        }

        function groupExists($sid,$title)
        {
                if(!$this->__checkSession($sid))
                {
                        return $this->__raiseError($this->sauth->getMessage(),$this->sauth->getMessageCode());
                }                       

                if(!$title)
                {
                        return $this->__raiseError('No title given. Please choose an title for the group in question.',
                                                                           'Client');
                }

                // Include main header
                include_once './include/inc.header.php';

                return ilUtil::groupNameExists($title);
        }

        function getGroup($sid,$ref_id)
        {
                if(!$this->__checkSession($sid))
                {
                        return $this->__raiseError($this->sauth->getMessage(),$this->sauth->getMessageCode());
                }                       

                // Include main header
                include_once './include/inc.header.php';

                if(!$grp_obj =& ilObjectFactory::getInstanceByRefId($ref_id,false))
                {
                        return $this->__raiseError('No valid reference id given.',
                                                                           'Client');
                }

                include_once 'classes/class.ilGroupXMLWriter.php';

                $xml_writer = new ilGroupXMLWriter($grp_obj);
                $xml_writer->start();
                
                $xml = $xml_writer->getXML();
                
                return strlen($xml) ? $xml : '';
        }


        function assignGroupMember($sid,$group_id,$user_id,$type)
        {
                if(!$this->__checkSession($sid))
                {
                        return $this->__raiseError($this->sauth->getMessage(),$this->sauth->getMessageCode());
                }

                if(!is_numeric($group_id))
                {
                        return $this->__raiseError('No valid group id given. Please choose an existing reference id of an ILIAS group',
                                                                           'Client');
                }

                // Include main header
                include_once './include/inc.header.php';
                global $rbacsystem;
                
                if(($obj_type = ilObject::_lookupType(ilObject::_lookupObjId($group_id))) != 'grp')
                {
                        $group_id = end($ref_ids = ilObject::_getAllReferences($group_id));
                        if(ilObject::_lookupType(ilObject::_lookupObjId($group_id)) != 'grp')
                        {
                                return $this->__raiseError('Invalid group id. Object with id "'. $group_id.'" is not of type "group"','Client');
                        }
                }

                if(!$rbacsystem->checkAccess('write',$group_id))
                {
                        return $this->__raiseError('Check access failed. No permission to write to group','Server');
                }

                
                if(ilObject::_lookupType($user_id) != 'usr')
                {
                        return $this->__raiseError('Invalid user id. User with id "'. $user_id.' does not exist','Client');
                }
                if($type != 'Admin' and
                   $type != 'Member')
                {
                        return $this->__raiseError('Invalid type '.$type.' given. Parameter "type" must be "Admin","Member"','Client');
                }

                if(!$tmp_group = ilObjectFactory::getInstanceByRefId($group_id,false))
                {
                        return $this->__raiseError('Cannot create group instance!','Server');
                }

                if(!$tmp_user = ilObjectFactory::getInstanceByObjId($user_id,false))
                {
                        return $this->__raiseError('Cannot create user instance!','Server');
                }


                switch($type)
                {
                        case 'Admin':
                                return $tmp_group->addMember($user_id,$tmp_group->getDefaultAdminRole());

                        case 'Member':
                                return $tmp_group->addMember($user_id,$tmp_group->getDefaultMemberRole());
                                break;
                }

                return true;
        }

        function excludeGroupMember($sid,$group_id,$user_id)
        {
                if(!$this->__checkSession($sid))
                {
                        return $this->__raiseError($this->sauth->getMessage(),$this->sauth->getMessageCode());
                }                       
                if(!is_numeric($group_id))
                {
                        return $this->__raiseError('No valid group id given. Please choose an existing reference id of an ILIAS group',
                                                                           'Client');
                }

                // Include main header
                include_once './include/inc.header.php';
                global $rbacsystem;

                if(($type = ilObject::_lookupType(ilObject::_lookupObjId($group_id))) != 'grp')
                {
                        $group_id = end($ref_ids = ilObject::_getAllReferences($group_id));
                        if(ilObject::_lookupType(ilObject::_lookupObjId($group_id)) != 'grp')
                        {
                                return $this->__raiseError('Invalid group id. Object with id "'. $group_id.'" is not of type "group"','Client');
                        }
                }

                if(ilObject::_lookupType($user_id) != 'usr')
                {
                        return $this->__raiseError('Invalid user id. User with id "'. $user_id.' does not exist','Client');
                }

                if(!$tmp_group = ilObjectFactory::getInstanceByRefId($group_id,false))
                {
                        return $this->__raiseError('Cannot create group instance!','Server');
                }

                if(!$rbacsystem->checkAccess('write',$group_id))
                {
                        return $this->__raiseError('Check access failed. No permission to write to group','Server');
                }

                $tmp_group->leave($user_id);
                return true;
        }

        
        function isAssignedToGroup($sid,$group_id,$user_id)
        {
                if(!$this->__checkSession($sid))
                {
                        return $this->__raiseError($this->sauth->getMessage(),$this->sauth->getMessageCode());
                }                       
                if(!is_numeric($group_id))
                {
                        return $this->__raiseError('No valid group id given. Please choose an existing id of an ILIAS group',
                                                                           'Client');
                }
                // Include main header
                include_once './include/inc.header.php';
                global $rbacsystem;

                if(($type = ilObject::_lookupType(ilObject::_lookupObjId($group_id))) != 'grp')
                {
                        $group_id = end($ref_ids = ilObject::_getAllReferences($group_id));
                        if(ilObject::_lookupType(ilObject::_lookupObjId($group_id)) != 'grp')
                        {
                                return $this->__raiseError('Invalid group id. Object with id "'. $group_id.'" is not of type "group"','Client');
                        }
                }

                if(ilObject::_lookupType($user_id) != 'usr')
                {
                        return $this->__raiseError('Invalid user id. User with id "'. $user_id.' does not exist','Client');
                }

                if(!$tmp_group = ilObjectFactory::getInstanceByRefId($group_id,false))
                {
                        return $this->__raiseError('Cannot create group instance!','Server');
                }

                if(!$rbacsystem->checkAccess('read',$group_id))
                {
                        return $this->__raiseError('Check access failed. No permission to read group data','Server');
                }


                if($tmp_group->isAdmin($user_id))
                {
                        return 1;
                }
                if($tmp_group->isMember($user_id))
                {
                        return 2;
                }
                return "0";
        }
        
        // PRIVATE

}
?>