rss.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 rss_2_0_0{
            
            var                           $AutoMarkup = false;
            var                           $CachedMultyFS = false;
            var                           $Database = false;
            var                           $PageComposer = false;
            var                           $Security = false;
            var                           $Settings = false;
            var                           $String = false;
            
            function                __construct()
            {
                  try
                  {
                        $this->AutoMarkup = get_package( 'page::page_parts' , 'last' , __FILE__ );
                        $this->CachedMultyFS = get_package( 'cached_multy_fs' , 'last' , __FILE__ );
                        $this->Database = get_package( 'database' , 'last' , __FILE__ );
                        $this->PageComposer = get_package( 'page::page_composer' , 'last' , __FILE__ );
                        $this->Security = get_package( 'security' , 'last' , __FILE__ );
                        $this->Settings = get_package_object( 'settings::settings' , 'last' , __FILE__ );
                        $this->String = get_package( 'string' , 'last' , __FILE__ );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            function                get_feed_records()
            {
                  try
                  {
                        if( $this->Security->get_gp( 'feed' , 'set' ) === false )
                        {
                              return( false );
                        }
                        
                        $Feed = $this->Security->get_gp( 'feed' , 'command' );
                        
                        $FeedScript = $this->CachedMultyFS->get_data( __FILE__ , "$Feed.sql" );
                        $FeedScript = $this->AutoMarkup->compile_string( $FeedScript );
                        
                        $this->Database->query_as( DB_OBJECT );
                        
                        $Result = $this->Database->query( $FeedScript );
                        
                        return( $this->Database->fetch_results( $Result ) );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            private function  compile_records( &$Records )
            {
                  try
                  {
                        $FeedXml = $this->CachedMultyFS->get_template( __FILE__ , 'rss20_feed.tpl' );

                        foreach( $Records as $Record )
                        {                             
                              $FeedItem = $this->CachedMultyFS->get_template( __FILE__ , 'rss20_item.tpl' );

                              $FeedItem = $this->String->print_record( $FeedItem , $Record );

                              $FeedXml = str_replace( '{items}' , $FeedItem.'{items}' , $FeedXml );
                        }
                        
                        return( $FeedXml );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }

            function                compile_feed( &$Records )
            {
                  try
                  {
                        $FeedXml = $this->compile_records( $Records );

                        $FeedXml = str_replace( '{last_build_date}' , date( 'r' ) , $FeedXml );
                        $FeedXml = str_replace( '{package_path}' , _get_package_path( 'rss' , '2.0.0' ) , $FeedXml );

                        $this->Settings->load_file( dirname( __FILE__ ).'/conf/cf_default' );
                        $FeedXml = $this->String->print_record( $FeedXml , $this->Settings->get_raw_settings() );

                        $FeedXml = $this->AutoMarkup->compile_string( $FeedXml );

                        return( $FeedXml );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            function                view( $Options )
            {
                  try
                  {
                        $Records = $this->get_feed_records();

                        if( $Records === false )
                        {
                              return( false );
                        }

                        $Feed = $this->compile_feed( $Records );

                        $Feed = $this->Security->get( $Feed , 'unsafe_string' );

                        header( "Content-Type: application/rss+xml" );

                        return( $Feed );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }

            function                compile_rss_button( &$Settings )
            {
                  try
                  {
                        $Type = $Settings->get_setting( 'type' , 'small' );

                        $Code = $this->CachedMultyFS->get_template( __FILE__ , $Type.'_rss_button.tpl' );

                        $Code = $this->String->print_record( $Code , $Settings );

                        $Code = str_replace( '{package_path}' , _get_package_relative_path_ex( 'rss' , '2.0.0' ) , $Code );

                        return( $Code );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
      }

?>