ordersprinter/spider/php/datacollector.php

129 lines
3.6 KiB
PHP
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2020-11-19 23:00:58 +01:00
<?php
/*
* This part fetches the information from the various clients. It is necessary
* to use this PHP class instead of doing this on the client side by JavaScript
* because the "same origin policy" does not allow this on the client side.
*/
require_once ('config.php');
require_once ('database/database.php');
require_once ('globals.php');
require_once ('utils.php');
$command = $_GET["command"];
if ($command == 'isloggedin') {
echo json_encode(isUserLoggedInCore() ? "YES" : "NO");
}
if (!isUserLoggedInCore()) {
return;
}
if ($command == 'getclientversion') {
getClientVersion($_POST['clientid']);
} else if ($command == 'getlastclosings') {
getLastClosings($_POST['clientid'],$_POST['number']);
} else if ($command == 'getopentables') {
getOpenTables($_POST['clientid']);
} else if ($command == 'getreport') {
getReport($_POST['clientid']);
} else if ($command == 'getwaitermessage') {
getWaiterMessage($_POST['clientid']);
} else if ($command == 'getloginmessage') {
getLoginMessage($_POST['clientid']);
} else if ($command == 'sendwaitermessage') {
sendWaiterMessage($_POST['clientid'],$_POST['message']);
} else if ($command == 'sendloginmessage') {
sendLoginMessage($_POST['clientid'],$_POST['message']);
}
/**
* Get the version of a client.
* @param unknown $clientid
*/
function getClientVersion($clientid) {
getDataFromClient($clientid,"getVersion",array());
}
/**
* Get the last closings of a client.
* @param unknown $clientid
* @param unknown $number
*/
function getLastClosings($clientid,$number) {
$data = array('number' => "$number");
getDataFromClient($clientid,"getLastClosings",$data);
}
/**
* Get the sum of still unpaid tables and the number of open tables.
* @param unknown $clientid
*/
function getOpenTables($clientid) {
getDataFromClient($clientid,"getOpenTables",array());
}
function getReport($clientid) {
getDataFromClient($clientid,"getReport",array());
}
function getWaiterMessage($clientid) {
getDataFromClient($clientid,"getWaiterMessage",array());
}
function sendWaiterMessage($clientid,$message) {
getDataFromClient($clientid,"sendWaiterMessage",array("message" => $message));
}
function getLoginMessage($clientid) {
getDataFromClient($clientid,"getLoginMessage",array());
}
function sendLoginMessage($clientid,$message) {
getDataFromClient($clientid,"sendLoginMessage",array("message" => $message));
}
/**
* Fetch the parameters of a client with the given clientid from the data base
* by use of the remote access command of that client.
*/
function getDataFromClient($clientid,$command,$data) {
$pdo = DbUtils::openDbAndReturnPdo();
$sql = "SELECT * FROM %clients% WHERE id=?";
$stmt = $pdo->prepare(DbUtils::substTableAlias($sql));
$stmt->execute(array($clientid));
if ($stmt->rowCount() > 0) {
$client =$stmt->fetchObject();
$clientname = $client->name;
$clienturl = $client->url . "/php/remoteaccess.php?command=$command";
$clientaccesscode = $client->remoteaccesscode;
$clientAuthUser = $client->basicauthuser;
$clientAuthPass = $client->basicauthpass;
}
$data = array_merge($data,array('remoteaccesscode' => "$clientaccesscode"));
$query = http_build_query($data);
$opts = array(
'http'=>array(
'header' => "Content-Type: application/x-www-form-urlencoded\r\n".
"Authorization: Basic " . base64_encode("$clientAuthUser:$clientAuthPass") .
"Content-Length: ".strlen($query)."\r\n".
"User-Agent:MyAgent/1.0\r\n",
'method' => 'POST',
'content' => $query
)
);
$context = stream_context_create($opts);
// Open the file using the HTTP headers set above
$file = file_get_contents($clienturl, false, $context);
echo $file;
}
?>