<?php
/** DomFramework
  * @package domframework
  * @author Dominique Fournier <dominique@fournier38.fr>
  * @license BSD
  */

//namespace Domframework;

require_once ("domframework/output.php");

/** Display in Text the data provided
  */
class outputtxt extends output
{
  /** Display an array on table format (TRUE) or tree format (FALSE) */
  public $table = TRUE;

  /** Display in Text the data provided
      @param mixed $data The data to be displayed */
  public function out ($data)
  {
    @header("Cache-Control: no-store, no-cache, must-revalidate");
    @header("Expires: Sat, 26 Jul 1997 05:00:00 GMT");
    @header('Last-Modified: '.gmdate ('D, d M Y H:i:s').' GMT');
    @header('Cache-Control: post-check=0, pre-check=0', false);
    @header('Pragma: no-cache');
    @header ("Content-Type: text/plain");
    if ($data === TRUE)
      echo "OK\n";
    elseif ($data === FALSE)
      echo "FALSE\n";
    elseif (is_string ($data))
      echo "$data\n";
    elseif (is_integer ($data))
      echo "$data\n";
    elseif (is_array ($data))
    {
      if ($this->table === true)
      {
        // TABLE FORMAT
        // Look at sizes of each field
        $sizes = array ();
        foreach ($data as $line)
        {
          if (! is_array ($line))
          {
            // 1 dimension array : force in tree format
            $this->table = false;
            break;
          }
          foreach ($line as $key=>$val)
          {
            if (is_array ($val))
            {
              // 3 dimensions array : force in tree format
              $this->table = false;
              break 2;
            }
            if (! isset ($sizes[$key]))
              $sizes[$key] = strlen ($val);
            else
              $sizes[$key] = max ($sizes[$key], strlen ($val));
          }
        }


        if ($this->table === true)
        {
          // Display the table if it is not a tree format

          // Check if the titles are longer than the data
          foreach (reset ($data) as $key=>$val)
          {
            if (strlen ($key) > $sizes[$key])
              $sizes[$key] = strlen ($key);
          }

          // Prepare the border
          $line = reset ($data);
          $border = "";
          $border .= "+";
          $col = 0;
          foreach ($line as $key=>$val)
          {
            if ($col > 0)
              $border .= "+";
            $border .= str_repeat ("-", 2+$sizes[$key]);
            $col ++;
          }
          $border .= "+\n";
          echo "$border";
          echo "| ";
          // Display titles
          $col = 0;
          foreach ($line as $key=>$val)
          {
            if ($col > 0)
              echo " | ";
            $start = round (($sizes[$key]-strlen ($key))/2);
            echo str_repeat (" ", $start);
            echo $key;
            echo str_repeat (" ", $sizes[$key]-$start-strlen ($key));
            $col ++;
          }
          echo " |\n";
          echo "$border";

          // Display data
          foreach ($data as $line)
          {
            echo "| ";
            $col = 0;
            foreach ($line as $key=>$val)
            {
              if ($col > 0)
                echo " | ";
              echo sprintf ("%".$sizes[$key]."s", $val);
              $col ++;
            }
            echo " |\n";
          }
          echo "$border";
        }
      }

      if ($this->table === false)
      {
        // TREE FORMAT
        echo substr (print_r ($data, TRUE), 8, -3)."\n";
      }
    }
    elseif ($data === NULL)
      echo "NULL\n";
    else
     echo "TODO : ".gettype ($rc)." on ".__FILE__.":".__LINE__."\n";
    if (!defined ("PHPUNIT"))
      exit;
  }
}