menu_access.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 menu_access_1_0_0{

            var                           $NativeTable = '`umx_menu`';
            
            var                           $DatabaseAlgorithms = false;
            var                           $SecurityParser = false;
            
            function                __construct()
            {
                  try
                  {
                        $this->DatabaseAlgorithms = get_package( 'database::database_algorithms' , 'last' , __FILE__ );
                        $this->SecurityParser = get_package( 'security::security_parser' , 'last' , __FILE__ );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            var                           $AddLimitations = '1 = 1';
            
            function                set_add_limitations( $theAddLimitation )
            {
                  try
                  {
                        if( $this->AddLimitations === '1 = 1' )
                        {
                              $this->AddLimitations = $theAddLimitation;
                        }
                        else
                        {
                              throw( new Exception( '"AddLimitations" was already set' ) );
                        }
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            function                unsafe_select( $Condition )
            {
                  try
                  {
                        $Database = get_package( 'database' , 'last' , __FILE__ );
                        $Database->query_as( DB_OBJECT );
                        
                        $Records = $Database->select( '*' , $this->NativeTable , "( $this->AddLimitations ) AND $Condition" );
                        
                        return( $Records );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            function                select( $Start , $Limit , $Field = false , $Order = false , $Condition = '1 = 1' )
            {
                  try
                  {
                        $Condition = $this->DatabaseAlgorithms->select_condition( 
                              $Start , $Limit , $Field , $Order , $Condition , $this->NativeTable
                        );
                        
                        return( $this->unsafe_select( $Condition ) );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            function                get_by_id( $id )
            {
                  try
                  {
                        $Security = get_package( 'security' , 'last' , __FILE__ );
                        $id = $Security->get( $id , 'integer' );
                        
                        $Records = $this->unsafe_select( $this->NativeTable.".id = $id" );
                        
                        if( count( $Records ) == 0 )
                        {
                              throw( new Exception( 'Record was not found' ) );
                        }
                        
                        return( $Records[ 0 ] );
                  }
                  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' );
                        
                        list( $Fields , $Values ) = $this->DatabaseAlgorithms->compile_fields_values( $Record );

                        $id = $this->DatabaseAlgorithms->create( $this->NativeTable , $Fields , $Values );

                        return( $id );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            function                get_menu_list( $Start , $Limit )
            {
                  try
                  {
                        $Security = get_package( 'security' , 'last' , __FILE__ );
                        $Start = $Security->get( $Start , 'integer' );
                        $Limit = $Security->get( $Limit , 'integer' );
                        
                        $Databse = get_package( 'database' , 'last' , __FILE__ );
                        $Result = $Databse->select( '*' , 'umx_menu' , "$this->AddLimitations LIMIT $Start , $Limit" );
                        foreach( $Result as $i => $r )
                        {
                              $Result[ $i ] = array_merge( array( 'n' => $i + 1 ) , $Result );
                        }
                        
                        return( $Result );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            function                get_menu_items( $Menu )
            {
                  try
                  {
                        $Security = get_package( 'security' , 'last' , __FILE__ );
                        $Menu = $Security->get( $Menu , 'command' );
                        
                        $Counter = 0;

                        $MenuItemAccess = get_package( 'menu::menu_item_access' , 'last' , __FILE__ );
                        $Result = $MenuItemAccess->select( 
                              false , false , false , false , "( $this->AddLimitations ) AND menu LIKE '$Menu'"
                        );

                        return( $Result );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            function                get_menu( $Menu )
            {
                  try
                  {
                        $Security = & get_package( 'security' , 'last' , __FILE__ );
                        $Menu = $Security->get( $Menu , 'command' );
                        
                        $Databse = get_package( 'database' , 'last' , __FILE__ );
                        $Result = $Databse->select( '*' , 'umx_menu' , "( $this->AddLimitations ) AND name LIKE '$Menu'" );
                        if( count( $Result ) !== 1 )
                        {
                              throw( new Exception( "An error occured while selecting menu" ) );
                        }
                        else
                        {
                              return( $Result[ 0 ] );
                        }
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            function                update_menu( $OldMenuLocator , $NewMenuLocator )
            {
                  try
                  {
                        $Security = get_package( 'security' , 'last' , __FILE__ );
                        $OldMenuLocator = $Security->get( $OldMenuLocator , 'command' );
                        $NewMenuLocator = $Security->get( $NewMenuLocator , 'command' );
                        
                        $Databse = get_package( 'database' , 'last' , __FILE__ );
                        $Databse->update( 
                              'umx_menu' , array( 'name' ) , array( $NewMenuLocator ) , 
                              "( $this->AddLimitations ) AND name LIKE '$OldMenuLocator'"
                        );
                        $Databse->commit();
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            function                delete_menu( $Menu )
            {
                  try
                  {
                        $Security = get_package( 'security' , 'last' , __FILE__ );
                        $Menu = $Security->get( $Menu , 'command' );
                        
                        $Database = get_package( 'database' , 'last' , __FILE__ );
                        $Database->delete( 'umx_menu' , "( $this->AddLimitations ) AND name LIKE '$Menu'" );
                        $Database->commit();
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
      }

?>