<?php

if ( empty($_REQUEST['id']) && empty($_REQUEST['eids']) ) {
  ajaxError('No event id(s) supplied');
}

if ( canView('Events') ) {
  switch ( $_REQUEST['action'] ) {
    case 'video' :
      {
        if ( empty($_REQUEST['videoFormat']) ) {
          ajaxError('Video Generation Failure, no format given');
        } elseif ( empty($_REQUEST['rate']) ) {
          ajaxError('Video Generation Failure, no rate given');
        } elseif ( empty($_REQUEST['scale']) ) {
          ajaxError('Video Generation Failure, no scale given');
        } else {
          $sql = 'SELECT E.*,M.Name AS MonitorName,M.DefaultRate,M.DefaultScale FROM Events AS E INNER JOIN Monitors AS M ON E.MonitorId = M.Id WHERE E.Id = ?'.monitorLimitSql();
          if ( !($event = dbFetchOne($sql, NULL, array( $_REQUEST['id']))) ) {
            ajaxError('Video Generation Failure, Unable to load event');
          } else {
            if ( $videoFile = createVideo($event, $_REQUEST['videoFormat'], $_REQUEST['rate'], $_REQUEST['scale'], !empty($_REQUEST['overwrite'])) )
              ajaxResponse(array('response'=>$videoFile));
            else
              ajaxError('Video Generation Failed');
          }
        }
        $ok = true;
        break;
      }
    case 'deleteVideo' :
      {
        unlink( $videoFiles[$_REQUEST['id']] );
        unset( $videoFiles[$_REQUEST['id']] );
        ajaxResponse();
        break;
      }
    case 'export' :
      {
        require_once(ZM_SKIN_PATH.'/includes/export_functions.php');

# We use session vars in here, so we need to restart the session because we stopped it in index.php to improve concurrency.
        session_start();

        if ( !empty($_REQUEST['exportDetail']) )
          $exportDetail = $_SESSION['export']['detail'] = $_REQUEST['exportDetail'];
        else
          $exportDetail = false;

        if ( !empty($_REQUEST['exportFrames']) )
          $exportFrames = $_SESSION['export']['frames'] = $_REQUEST['exportFrames'];
        else
          $exportFrames = false;

        if ( !empty($_REQUEST['exportImages']) )
          $exportImages = $_SESSION['export']['images'] = $_REQUEST['exportImages'];
        else
          $exportImages = false;

        if ( !empty($_REQUEST['exportVideo']) )
          $exportVideo = $_SESSION['export']['video'] = $_REQUEST['exportVideo'];
        else
          $exportVideo = false;

        if ( !empty($_REQUEST['exportMisc']) )
          $exportMisc = $_SESSION['export']['misc'] = $_REQUEST['exportMisc'];
        else
          $exportMisc = false;

        if ( !empty($_REQUEST['exportFormat']) )
          $exportFormat = $_SESSION['export']['format'] = $_REQUEST['exportFormat'];
        else
          $exportFormat = '';

        session_write_close();

        $exportIds = !empty($_REQUEST['eids'])?$_REQUEST['eids']:$_REQUEST['id'];
        if ( $exportFile = exportEvents(
          $exportIds,
          (isset($_REQUEST['connkey'])?$_REQUEST['connkey']:''),
          $exportDetail,
          $exportFrames,
          $exportImages,
          $exportVideo,
          $exportMisc,
          $exportFormat
        ) )
          ajaxResponse(array('exportFile'=>$exportFile));
        else
          ajaxError('Export Failed');
        break;
      }
    case 'download' :
      {
        require_once(ZM_SKIN_PATH.'/includes/export_functions.php');
        $exportVideo = 1;
        $exportFormat = $_REQUEST['exportFormat'];
        $exportStructure = 'flat';
        $exportIds = !empty($_REQUEST['eids'])?$_REQUEST['eids']:$_REQUEST['id'];
        if ( $exportFile = exportEvents(
          $exportIds,
          (isset($_REQUEST['connkey'])?$_REQUEST['connkey']:''),
          false,false, false, $exportVideo, false, $exportFormat, $exportStructure ) )
          ajaxResponse(array('exportFile'=>$exportFile));
        else
          ajaxError('Export Failed');
        break;
      }
  }
} // end if canView('Events')

if ( canEdit('Events') ) {
  switch ( $_REQUEST['action'] ) {
    case 'rename' :
      {
        if ( !empty($_REQUEST['eventName']) )
          dbQuery('UPDATE Events SET Name = ? WHERE Id = ?', array($_REQUEST['eventName'], $_REQUEST['id']));
        else
          ajaxError('No new event name supplied');
        ajaxResponse(array('refreshEvent'=>true, 'refreshParent'=>true));
        break;
      }
    case 'eventdetail' :
      {
        dbQuery(
          'UPDATE Events SET Cause = ?, Notes = ? WHERE Id = ?',
          array($_REQUEST['newEvent']['Cause'], $_REQUEST['newEvent']['Notes'], $_REQUEST['id'])
        );
        ajaxResponse(array('refreshEvent'=>true, 'refreshParent'=>true));
        break;
      }
    case 'archive' :
    case 'unarchive' :
      {
        $archiveVal = ($_REQUEST['action'] == 'archive')?1:0;
        dbQuery(
          'UPDATE Events SET Archived = ? WHERE Id = ?',
          array($archiveVal, $_REQUEST['id'])
        );
        ajaxResponse(array('refreshEvent'=>true, 'refreshParent'=>false));
        break;
      }
    case 'delete' :
      {
        $Event = new Event($_REQUEST['id']);
        if ( ! $Event->Id() ) {
          ajaxResponse(array('refreshEvent'=>false, 'refreshParent'=>true, 'message'=> 'Event not found.'));
        } else {
          $Event->delete();
          ajaxResponse(array('refreshEvent'=>false, 'refreshParent'=>true));
        }
        break;
      }
  }
} // end if canEdit('Events')

ajaxError('Unrecognised action or insufficient permissions');
?>