<?
//
// User-level AJAX request handler backend module
//
$sessionType = "user";
require "mconfig.inc.php";
require "msite.inc.php";
require "msession.inc.php";


function stSubmitOneVote($voter_id, $entry_id, $vote)
{
  $sql = stPrepareSQL("SELECT id FROM votes WHERE voter_id=%d AND entry_id=%d",
    $voter_id, $entry_id);

  if (($res = stFetchSQLColumn($sql)) === false)
  {
    $sql = stPrepareSQL(
      "INSERT INTO votes (voter_id,entry_id,value) VALUES (%d,%d,%d)",
      $voter_id, $entry_id, $vote);

    if (stExecSQL($sql) === false)
      return FALSE;
  }
  else
  {
    $sql = stPrepareSQL(
      "UPDATE votes SET value=%d WHERE voter_id=%d AND entry_id=%d",
      $vote, $voter_id, $eid);

    if (stExecSQL($sql) === false)
      return FALSE;
  }

  return TRUE;
}



// Check if we are allowed to execute
if (!stUserSessionAuth())
{
  stSetupCacheControl();

  stSessionEnd(SESS_USER);

  header("Location: news");
  exit;
}

stSetupCacheControl();

// Initiate SQL database connection
if (!stConnectSQLDB())
  die("Could not connect to SQL database.");

// Fetch non-"hardcoded" settings from SQL database
stReloadSettings();


// XMLHttp responses
$action = "ERROR";
if (stChkRequestItem("action") && stChkRequestItem("type"))
{
  $action = $_REQUEST["action"];
  $type = $_REQUEST["type"];
}

switch ($action)
{
  case "get":
    //
    // Get specific data
    //
    switch ($type)
    {
      case "votes":
        $sql = "SELECT * FROM votes ORDER BY utime DESC";
        break;
    }
    
    //
    // Perform query if we need to, output results
    //
    if (isset($sql) && ($res = stExecSQLCond($sql, "")) !== FALSE)
    {
      if ($type == "votes")
      {
      }
    }
    break;

  case "set":
    //
    // Set vote
    //
    if ($type == "votes" && stChkRequestItem("voter_id") &&
      stChkRequestItem("entry_id") && stChkRequestItem("vote"))
    {
      stGetCompoList(FALSE);
      
      stSubmitOneVote(stGetRequestItem("voter_id"), stGetRequestItem("entry_id"), stGetRequestItem("vote"));
    }
    else
      stSetStatus(902, "No data.");
    break;

  default:
    stSetStatus(404, "Not Found");
    break;
}

?>