<?php

@set_time_limit(0);

@ini_set('memory_limit', '256M');

if ( $dir = @opendir('.') )

{

  while ( $dh = @readdir($dir) )

  {

    if ( !preg_match('/^stats-data(-[0-9]+)\.php$/', $dh) )

      continue;

    split_stats_file($dh);

  }

  closedir($dir);

}

function split_stats_file($file)

{

  echo "loading $file";

  require($file);

  if ( !is_array($stats_data) )

  {

    return false;

  }

  unlink($file);

  echo "\rprocessing $file\n";

  $newdata = array();

  foreach ( $stats_data['messages'] as $channel => &$chandata )

  {

    echo "  processing channel $channel\n";

    foreach ( $chandata as $i => $message )

    {

      $message_day = gmdate('Ymd', $message['time']);

      if ( !isset($newdata[$message_day]) )

      {

        echo "\r    processing " . gmdate('Y-m-d', $message['time']);

        $newdata[$message_day] = array(

          'messages' => array()

        );

        if ( isset($stats_data['counts']) )

        {

          $newdata[$message_day]['counts'] = $stats_data['counts'];

        }

        if ( isset($stats_data['anonymous']) )

        {

          $newdata[$message_day]['anonymous'] = $stats_data['anonymous'];

        }

      }

      if ( !isset($newdata[$message_day]['messages'][$channel]) )

      {

        $newdata[$message_day]['messages'][$channel] = array();

      }

      $newdata[$message_day]['messages'][$channel][] = $message;

      unset($chandata[$i]);

    }

    echo "\n";

  }

  foreach ( $newdata as $date => &$data )

  {

    echo "\r  writing output for $date";

    write_stats_file("stats-data-$date.php", $data);

  }

  echo "\n";

}

function write_stats_file($file, $data)

{

  $fp = @fopen($file, 'w');

  if ( !$fp )

    return false;

  ob_start();

  var_export($data);

  $data = ob_get_contents();

  ob_end_clean();

  fwrite($fp, "<?php\n\$stats_data = $data;\n");

  fclose($fp);

  unset($data);

}