change_history_view.php

Go to the documentation of this file.

<?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 change_history_view_1_0_0{

            var                           $ChangeHistoryAcces = false;
            
            function                __construct()
            {
                  try
                  {
                        $this->ChangeHistoryAcces = get_package( 
                              'database::change_history::change_history_access' , 'last' , __FILE__
                        );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
      
            function                get_grid_header( $id )
            {
                  try
                  {
                        $Code = $this->CachedMultyFS->get_template( __FILE__ , 'change_history_header.tpl' );

                        return( str_replace( '{id}' , $id , $Code ) );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            private function  get_replace_parameters()
            {
                  try
                  {
                        $PlaceHolders = array( 
                              '{class}' , '{date_string}' , '{time_string}' , '{author_name}' , '{field_name}' , 
                              '{previous}' , '{field_value}'
                        );
                        
                        $Data = array( 
                              'table_row_'.( $i % 2 ? 'even' : 'odd' ) , date( 'd.m.y' , $Time ) , date( 'H:i:s' , $Time ) , 
                              get_field( $Change , 'author_name' ) , $FieldName = get_field( $Change , 'field_name' ) , 
                              get_field( $Previous , $FieldName , '-' ) , $FieldValue = get_field( $Change , 'field_value' )
                        );
                        
                        return( array( $PlaceHolders , $Data ) );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            function                get_grid_lines( &$Changes )
            {
                  try
                  {
                        $Lines = $Previous = array();
                        
                        foreach( $Changes as $i => $Change )
                        {
                              list( $PlaceHolders , $Data ) = $this->get_replace_parameters();
                              
                              $Code = $this->CachedMultyFS->get_template( __FILE__ , 'change_history_item.tpl' );
                              
                              $Code = str_replace( $PlaceHolders , $Data , $Code );
                              
                              $Previous[ $FieldName ] = $FieldValue;
                              
                              $Lines [] = $Code;
                        }
                        
                        return( implode( '' , array_reverse( $Lines ) ) );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            function                get_changes_grid( $id , $ObjectType )
            {
                  try
                  {
                        $Changes = $this->ChangeHistoryAcces->get_history( $id , $ObjectType );

                        if( isset( $Changes[ 0 ] ) )
                        {
                              $Code = $this->get_grid_header( $id );
                              $Code .= $this->get_grid_lines( $Changes );

                              $Footer = $this->CachedMultyFS->get_template( __FILE__ , 'change_history_footer.tpl' );
                              $Code .= str_replace( '{code}' , $Code , $Footer );
                        }
                        else
                        {
                              $NoDataFound = $this->CachedMultyFS->get_template( __FILE__ , 'change_history_no_data_found.tpl' );
                              $Code = str_replace( '{id}' , $id , $NoDataFound );
                        }

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

?>