db_settings.php

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<?php

      /*
      *     This source code is a part of the Ultimix Project. 
      *     It is distributed under BSD license. All other third side source code (like tinyMCE) is distributed under 
      *     it's own license wich could be found from the corresponding files or sources. 
      *     This source code is provided "as is" without any warranties or garanties.
      *
      *     Have a nice day!
      *
      *     @url http://ultimix.sorceforge.net
      *
      *     @author Alexey "gdever" Dodonov
      */
      
      class db_settings_1_0_0{
      
            var                           $NativeTable = '`umx_setting`';
      
            var                           $Database = false;
            var                           $DatabaseAlgorithms = false;
            var                           $Security = false;
            var                           $SecurityParser = false;
      
            function                __construct()
            {
                  try
                  {
                        $this->Database = get_package( 'database' , 'last' , __FILE__ );
                        $this->DatabaseAlgorithms = get_package( 'database::database_algorithms' , 'last' , __FILE__ );
                        $this->Security = get_package( 'security' , 'last' , __FILE__ );
                        $this->SecurityParser = get_package( 'security::security_parser' , 'last' , __FILE__ );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
      
            function                unsafe_select( $Condition )
            {
                  try
                  {
                        $this->Database->query_as( DB_OBJECT );
                        
                        $Settings = $this->Database->select( '*' , $this->NativeTable , "$Condition" );
                        
                        return( $Settings );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
      
            function                create( $Record )
            {
                  try
                  {
                        $Record = $this->SecurityParser->parse_parameters( $Record , 'name:string;value:string' );
                        
                        list( $Fields , $Values ) = $this->DatabaseAlgorithms->compile_fields_values( $Record );

                        $this->Database->lock( array( $this->NativeTable ) , array( 'WRITE' ) );
                        
                        $this->Database->insert( $this->NativeTable , implode( ',' , $Fields ) , implode( ',' , $Values ) );
                        $this->Database->commit();
                        
                        $id = $this->Database->select( '*' , $this->NativeTable , '1 = 1 ORDER by id DESC LIMIT 0 , 1' );
                        $id = get_field( $id[ 0 ] , 'id' );
                        
                        $this->Database->unlock();
                        
                        return( $id );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
      
            function                get_setting( $SettingName , $DefaultValue = '_throw_exception' )
            {
                  try
                  {
                        $SettingName = $this->Security->get( $SettingName , 'command' );
                        $Time = time();
                        
                        $Settings = $this->unsafe_select( 
                              "name LIKE '$SettingName' AND date_from <= $Time AND $Time <= date_to"
                        );
                        
                        if( isset( $Settings[ 0 ] ) )
                        {
                              return( get_field( $Settings[ 0 ] , 'value' ) );
                        }
                        elseif( $DefaultValue === '_throw_exception' )
                        {
                              throw( new Exception( "Setting \"$SettingName\" was not found" ) );
                        }
                        else
                        {
                              return( $DefaultValue );
                        }
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            function                set_setting( $SettingName , $Value )
            {
                  try
                  {
                        $SettingName = $this->Security->get( $SettingName , 'command' );
                        $Time = time();
                        
                        $Settings = $this->unsafe_select( 
                              "name LIKE '$SettingName' AND date_from <= $Time AND $Time <= date_to"
                        );
                        
                        if( isset( $Settings[ 0 ] ) )
                        {
                              $id = get_field( $Settings[ 0 ] , 'id' );
                              $Chronological = get_package( 'database::chronological' , 'last' , __FILE__ );
                              $Chronological->update_record( 
                                    $id , array( 'name' => get_field( $Settings[ 0 ] , 'name' ) , 'value' => $Value ) , $this 
                              );
                        }
                        else
                        {
                              throw( new Exception( "Setting \"$SettingName\" was not found" ) );
                        }
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }

            function                __toString()
            {
                  try
                  {
                        return( serialize( $this->SettingsList ) );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
      }
      
?>