Table class used in Kohana to build tables programmatically.

Table.php

<?php defined('SYSPATH') OR die('No direct access allowed.');
/**
* Table
* 
* Handles the creation of tables programmatically  
*/
class Table{
    
    public $table_open;
    public $table_rows;
    public $table_close;
    
    /**
    * Construct
    * 
    * Sets up the tables open and close tags
    * 
    * @param string $id :used as id of the table in the html
    * @param string $class :used as the css class of the table in html
    * @return table
    */
    public function __construct($id,$class)
    {
        $this->table_open = '<table cellpadding="0" cellspacing="0" id="'. $id .'" class="'. $class .'">';
        $this->table_close = '</table>';
    }
    
    //------------------------------------------------------------------------------------------------------
    
    /**
    * Rows
    * 
    * Adds a new row to our table. Takes an array as the values for each cell.
    * 
    * @param array $cells :array('cell1','cell2','cell3'')
    * @param string $type :header or empty, so we can define a header row
    * @return void :adds the newly created row to our public table_rows property 
    */
    public function row($cells,$type='',$colspan=0,$class='regular_row')
    {
        if($type=='header')
        {
           $row = '<thead><tr>'; 
        }
        else
        {
            $row = '<tr>';
        }
        
        
        foreach($cells as $cell)
        {
            if($type=='header')
            {
              if ($colspan != 0)
              {
                 $row .= '<th colspan="'.$colspan.'">'. $cell .'</th>';  
              }
              else
              {
                  $row .= '<th>'. $cell .'</th>';  
              }
                 
            }
            else
            {
                if ($colspan != 0)
                  {
                     $row .= '<td colspan="'.$colspan.'" class='. $class .'>'. $cell .'</td>';
                  }
                  else
                  {
                      $row .= '<td class='. $class .'>'. $cell .'</td>';
                  }
            }
        }
        if($type=='header')
        {
             $row .= '</tr></thead>';
        }
        else
        {
            $row .= '</tr>';
        }
        
        $this->table_rows .= $row;
    }
    
    //-----------------------------------------------------------------------------------------------------
    
    /**
    * Builds
    * 
    * Puts all our pieces together and returns the output
    *
    * @return string $output :the fully built table ready to be passed to a view or controller 
    */
    public function build()
    {
        $output = $this->table_open;
        $output .= $this->table_rows;
        $output .= $this->table_close;
        return $output;
    }
}