actions-sms.php

<?php

require_once 'vendor/autoload.php';
require("common.php");

function unknownCommand($number,$command)
{
   global $smsSender;
   $smsSender->send($number,_('Error. The command')." ".$command." "._('does not exist. If you need help, send:')." HELP");
}

/** Validate received SMS - check message for required number of arguments
 * @param string $number sender's phone number
 * @param int $receivedargumentno number of received arguments
 * @param int $requiredargumentno number of requiredarguments
 * @param string $errormessage error message to send back in case of mismatch
**/
function validateReceivedSMS($number, $receivedargumentno, $requiredargumentno, $errormessage)
{
    global $db, $sms, $smsSender;
    if ($receivedargumentno < $requiredargumentno) {
        $smsSender->send($number, _('Error. More arguments needed, use command') . " " . $errormessage);
        $sms->respond();
        exit;
    }
    // if more arguments provided than required, they will be silently ignored
    return TRUE;
}

function listBikes($number,$stand)
{

   global $db, $configuration, $smsSender, $user;
   $stacktopbike=FALSE;
   $userId = $user->findUserIdByNumber($number);
   $stand = strtoupper($stand);

   if (!preg_match("/^[A-Z]+[0-9]*$/",$stand))
   {
      $smsSender->send($number,_('Stand name')." '$stand' "._('has not been recognized. Stands are marked by CAPITALLETTERS.'));
      return;
   }

   $result=$db->query("SELECT standId FROM stands WHERE standName='$stand'");
   if ($result->num_rows!=1)
      {
      $smsSender->send($number,_('Stand')." '$stand' "._('does not exist').".");
      return;
      }
    $row=$result->fetch_assoc();
    $standId=$row["standId"];

    if ($configuration->get('forcestack')) {
        $stacktopbike = checktopofstack($standId);
    }

   $result=$db->query("SELECT bikeNum FROM bikes where currentStand=$standId ORDER BY bikeNum");
   $rentedBikes=$result->num_rows;

   if ($rentedBikes==0)
      {
      $smsSender->send($number,_('Stand')." ".$stand." "._('is empty').".");
      return;
      }

   $listBikes="";
  while ($row=$result->fetch_assoc())
    {
    $listBikes.=$row["bikeNum"];
    if ($stacktopbike==$row["bikeNum"]) $listBikes.=" "._('(first)');
    $listBikes.=",";
    }
   if ($rentedBikes>1) $listBikes=substr($listBikes,0,strlen($listBikes)-1);

   $smsSender->send($number,sprintf(ngettext('%d bike','%d bikes',$rentedBikes),$rentedBikes)." "._('on stand')." ".$stand.": ".$listBikes);
}

function checkUserPrivileges($number)
{
   global $db, $sms, $smsSender, $user;
   $userId=$user->findUserIdByNumber($number);
   $privileges=$user->findPrivileges($userId);
   if ($privileges==0)
      {
      $smsSender->send($number,_('Sorry, this command is only available for the privileged users.'));
      $sms->respond();
      exit;
      }
}