<?php
  OCP\JSON::checkAppEnabled('files_versions');
  
  $source = $_GET['source'];

  $start = $_GET['start'];

  list ($uid, $filename) = OCA\Files_Versions\Storage::getUidAndFilename($source);
  $count = 5; //show the newest revisions

  $versions = OCA\Files_Versions\Storage::getVersions($uid, $filename, $source);
  if( $versions ) {

  	$endReached = false;
  	if (count($versions) <= $start+$count) {
  		$endReached = true;

  	}

  	$versions = array_slice($versions, $start, $count);

  	\OCP\JSON::success(array('data' => array('versions' => $versions, 'endReached' => $endReached)));

  
  } else {

  	\OCP\JSON::success(array('data' => array('versions' => false, 'endReached' => true)));

  
  }