<?php
class Event extends AppModel {
  public $useTable = 'Events';
  public $primaryKey = 'Id';
  public $belongsTo = array(
	'Monitor' => array(
		'className' => 'Monitor',
		'foreignKey' => 'MonitorId'
	)
  );
  public $hasMany = array(
    'Frame' => array(
      'className' => 'Frame',
      'foreignKey' => 'FrameId',
      'dependent' => true
    )
  );

  function createVideo( $event, $format, $rate, $scale, $overwrite=false ) {
      $command = Configure::read('ZM_PATH_BIN')."/zmvideo.pl -e ".$event." -f ".$format." -r ".sprintf( "%.2F", ($rate/100) );
      if ( preg_match( '/\d+x\d+/', $scale ) )
          $command .= " -S ".$scale;
      else
          if ( version_compare( phpversion(), "4.3.10", ">=") )
              $command .= " -s ".sprintf( "%.2F", ($scale/100) );
          else
              $command .= " -s ".sprintf( "%.2f", ($scale/100) );
      if ( $overwrite )
          $command .= " -o";

      $result = exec( escapeshellcmd( $command ), $output, $status );
      $videoSrc = str_replace(Configure::read('ZM_PATH_WEB'), '', $result);
      return( $status?"":rtrim($videoSrc) );
  }

}
?>