lib/group.php

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<?php
/***************************************************************************
 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 Group
{
    var $oDB;   
    var $oLog;  
    var $aAdmin;
    var $aAdminArrays;
    var $aRightNames;

    function Group ( &$oDB, &$oLog, &$aAdmin, $aAdminArrays, &$aRightNames )
    {
        $this->oDB =& $oDB;
        $this->oLog =& $oLog;
        $this->aAdmin =& $aAdmin;
        $this->aAdminArrays = $aAdminArrays;
        $this->aRightNames =& $aRightNames;
    }

    function get ( $intId = 0 )
    {
        $this->oDB->query("SELECT * FROM `".$this->oDB->tblUsergroup."` WHERE `usergroup_id`='$intId';");
        $aRow = $this->oDB->fetch_assoc();

        if ( $aRow['usergroup_id'] != $intId )
        {
            // group does not exist
            return false;
        }

        return $aRow;
    }

    function set ( $intId, $strName, $aRights )
    {
        // extract all rights
        $strQuery = '';
        foreach ( $this->aAdminArrays AS $intArrayId => $strField )
        {
            $intTmp = 0; // rights for this field
            foreach ( $this->aAdmin[$intArrayId] AS $strRightName => $intBit )
            {
                if ( isset ( $aRights[$strRightName] ) )
                {
                    $intTmp |= $intBit;
                }
            }

            $strQuery .= ',`'.$strField."`='".$intTmp."'";
        }
        $this->oDB->query("UPDATE `".$this->oDB->tblUsergroup."`
                           SET `name`='$strName'".$strQuery.$GLOBALS['strUpdateString']."
                           WHERE `usergroup_id`='$intId';");
        $this->oLog->write( 'Gruppenupdate: [' . $strName . '] (id=' . $intId . ')', 7 );
    }

    function add ( $strName, $aRights )
    {
        $this->oDB->query("SELECT `usergroup_id` FROM `".$this->oDB->tblUsergroup."` WHERE `name`='$strName';");
        $aRow = $this->oDB->fetch_assoc();
        if ( $aRow['usergroup_id'] > 0 )
        {
            // group with this name already exists
            return false;
        }

        // extract all rights
        $strQuery = '';
        foreach ( $this->aAdminArrays AS $intArrayId => $strField )
        {
            $intTmp = 0; // rights for this field
            foreach ( $this->aAdmin[$intArrayId] AS $strRightName => $intBit )
            {
                if ( isset ( $aRights[$strRightName] ) )
                {
                    $intTmp |= $intBit;
                }
            }

            $strQuery .= ',`'.$strField."`='".$intTmp."'";
        }

        $this->oDB->query("INSERT INTO `".$this->oDB->tblUsergroup."`
                           SET `name`='$strName'".$strQuery.$GLOBALS['strUpdateString'].$GLOBALS['strCreatedString'].";");
        $this->oLog->write( "Gruppe angelegt: [" . $strName . "]", 7 );
        return true;
    }

    function getAll()
    {
        $aReturn = array();

        // in which fields are the rights?
        $strFields = ','.implode(',', $this->aAdminArrays);

        // get the groups
        $this->oDB->query("SELECT `usergroup_id`, `name`$strFields FROM `".$this->oDB->tblUsergroup."` ORDER BY `name`;");
        while ( $aRow = $this->oDB->fetch_assoc() )
        {
            $aReturn[] = $aRow;
        }
        return $aReturn;
    }
}

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