398 lines
13 KiB
PHP
398 lines
13 KiB
PHP
<?php
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// Datenbank-Verbindungsparameter
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require_once ('config.php');
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require_once ('globals.php');
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require_once ('dbutils.php');
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require_once ('bill.php');
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require_once ('closing.php');
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class PrintQueue {
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var $dbutils;
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var $userrights;
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var $admin;
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function __construct() {
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$this->dbutils = new DbUtils();
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$this->userrights = new Userrights();
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$this->admin = new Admin();
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}
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function handleCommand($command) {
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// these command are only allowed for user with waiter rights
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if ($command == 'getNextReceiptPrintJobs') {
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if(isset($_GET['printers'])) {
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$this->getNextReceiptPrintJobs($_POST['pass'],$_GET['language'],$_GET['printers']);
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} else {
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$this->getNextReceiptPrintJobs($_POST['pass'],$_GET['language'],"1,2,3,4,5,6");
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}
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} else if ($command == 'getNextClosingPrintJobs') {
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$this->getNextClosingPrintJobs($_POST['pass'],$_GET['language']);
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} else if ($command == 'getNextFoodWorkPrintJobs') {
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if (isset($_GET['printer'])) {
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$this->getNextFoodWorkPrintJobs($_GET['printer'],$_POST['pass']);
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} else {
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$this->getNextFoodWorkPrintJobs(null,$_POST['pass']);
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}
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} else if ($command == 'getNextDrinkWorkPrintJobs') {
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if (isset($_GET['printer'])) {
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$this->getNextDrinkWorkPrintJobs($_GET['printer'],$_POST['pass']);
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} else {
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$this->getNextDrinkWorkPrintJobs(null,$_POST['pass']);
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}
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} else if ($command == 'deletePrintJob') {
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$this->deletePrintJob($_POST['pass'],$_POST['id']);
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} else if ($command == 'queueReceiptPrintJob') {
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$this->queueReceiptPrintJob($_POST['billid']);
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} else if ($command == 'queueClosingSummary') {
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$this->queueClosingSummary($_GET['closingid']);
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} else if ($command == 'testConnection') {
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$this->testConnection($_POST['pass']);
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} else if ($command == 'getReceiptConfig') {
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$this->getReceiptConfig();
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} else if ($command == 'getLogoAsPng') {
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$this->getLogoAsPng();
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} else if ($command == 'getLogoAsWbmp') {
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$this->getLogoAsWbmp();
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} else if ($command == 'getPrintJobOverview') {
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$this->getPrintJobOverview();
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} else {
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echo "Kommando nicht erkannt!";
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}
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}
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function testConnection($md5pass) {
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header( "Expires: Mon, 20 Dec 1998 01:00:00 GMT" );
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header( "Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT" );
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header( "Cache-Control: no-cache, must-revalidate" );
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header( "Pragma: no-cache" );
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header( "Content-Type: text/html; charset=utf8" );
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$isCorrect = $this->isPasswordCorrect($md5pass,true);
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if ($isCorrect) {
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echo "ok";
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} else {
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// Output from isPasswordCorrect method already
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// echo " - false -";
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}
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}
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/*
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* Insert a "work" (food or drink) job into the printjob queue. The POS Print Server will
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* pick these jobs and delete them after successful printing
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*/
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public static function queueWorkPrintJob($pdo,$table,$timestamp,$prods,$kind,$printer,$username) {
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$table .= " ($username)";
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// REM* now create the work print job
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$content = json_encode(array("table" => $table, "time" => $timestamp, "products" => $prods));
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$printInsertSql = "INSERT INTO `%printjobs%` (`id` , `content`,`type`,`printer`) VALUES ( NULL,?,?,?)";
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$stmt = $pdo->prepare(DbUtils::substTableAlias($printInsertSql));
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$stmt->execute(array($content,intval($kind) + 1,$printer));
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}
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function getPrintJobOverview() {
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if (!($this->userrights->hasCurrentUserRight('right_manager')) &&
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!($this->userrights->hasCurrentUserRight('is_admin'))
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) {
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echo json_encode(array("status" => "ERROR", "code" => ERROR_DB_PRIVS_MISSING, "msg" => ERROR_DB_PRIVS_MISSING_MSG));
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return;
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}
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$pdo = DbUtils::openDbAndReturnPdoStatic();
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$jobs = array();
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for ($printer=1;$printer<7;$printer++) {
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// bills:
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$sql = "SELECT count(id) as count FROM %printjobs% WHERE printer=?";
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$stmt = $pdo->prepare(DbUtils::substTableAlias($sql));
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$stmt->execute(array($printer));
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$result = $stmt->fetchObject();
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$jobs[] = array("printer" => $printer, "jobs" => $result->count);
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}
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$sql = "SELECT count(id) as count FROM %printjobs% WHERE type=?";
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$stmt = $pdo->prepare(DbUtils::substTableAlias($sql));
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$stmt->execute(array(1));
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$result = $stmt->fetchObject();
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$jobs[] = array("printer" => 7, "jobs" => $result->count);
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$stmt->execute(array(2));
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$result = $stmt->fetchObject();
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$jobs[] = array("printer" => 8, "jobs" => $result->count);
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echo json_encode(array("status" => "OK", "msg" => $jobs));
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}
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function queueReceiptPrintJob($billid) {
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// waiter, or manager, bill, admin rights required
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if (!($this->userrights->hasCurrentUserRight('right_paydesk')) &&
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!($this->userrights->hasCurrentUserRight('right_manager')) &&
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!($this->userrights->hasCurrentUserRight('right_bill')) &&
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!($this->userrights->hasCurrentUserRight('right_waiter')) &&
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!($this->userrights->hasCurrentUserRight('is_admin'))
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) {
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echo "Benutzerrechte nicht ausreichend!";
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return false;
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} else {
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// PAY_PRINT_TYPE = 3 means printing as paydesk print -> choose the printer
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// (print type is misused also for selection of printer)
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if(session_id() == '') {
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session_start();
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}
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$printer = $_SESSION['receiptprinter'];
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// now get receipt info from bill table
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$pdo = $this->dbutils->openDbAndReturnPdo();
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$printInsertSql = "INSERT INTO `%printjobs%` (`id` , `content`,`type`,`printer`) VALUES ( NULL,?,?,?)";
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$stmt = $pdo->prepare($this->dbutils->resolveTablenamesInSqlString($printInsertSql));
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$stmt->execute(array((string)($billid),'3',$printer));
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echo json_encode("OK");
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}
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}
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public function queueClosingSummary($closingid) {
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if (!($this->userrights->hasCurrentUserRight('right_paydesk')) &&
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!($this->userrights->hasCurrentUserRight('right_manager')) &&
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!($this->userrights->hasCurrentUserRight('right_bill')) &&
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!($this->userrights->hasCurrentUserRight('right_waiter')) &&
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!($this->userrights->hasCurrentUserRight('is_admin'))
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) {
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echo "Benutzerrechte nicht ausreichend!";
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return false;
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} else {
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if(session_id() == '') {
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session_start();
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}
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$printer = $_SESSION['receiptprinter'];
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$pdo = $this->dbutils->openDbAndReturnPdo();
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$printInsertSql = "INSERT INTO `%printjobs%` (`id` , `content`,`type`,`printer`) VALUES ( NULL,?,?,?)";
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$stmt = $pdo->prepare($this->dbutils->resolveTablenamesInSqlString($printInsertSql));
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$stmt->execute(array((string)($closingid),'4',$printer));
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echo json_encode("OK");
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}
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}
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function getBigFontWorkReceiptSetting($pdo) {
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$sql = "SELECT setting FROM %config% WHERE name=?";
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$stmt = $pdo->prepare($this->dbutils->resolveTablenamesInSqlString($sql));
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$stmt->execute(array("bigfontworkreceipt"));
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$row =$stmt->fetchObject();
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return $row->setting;
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}
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function isPasswordCorrect($pass,$verbose) {
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$sql = "SELECT setting FROM %config% WHERE name=?";
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$pdo = $this->dbutils->openDbAndReturnPdo();
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$stmt = $pdo->prepare($this->dbutils->resolveTablenamesInSqlString($sql));
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$stmt->execute(array("printpass"));
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$row =$stmt->fetchObject();
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if ($row != null) {
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$passInDb = $row->setting;
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if ($passInDb != null) {
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// plain comparison
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if ($pass == $passInDb) {
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return true;
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} else {
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if ($verbose) {
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echo "Error: Falscher Printpass!";
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}
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}
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} else {
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if ($verbose) {
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echo "Error: kein Printpass in DB gesetzt!";
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}
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}
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}
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if ($verbose) {
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echo "Error: DB konnte nicht abgefragt werden!";
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}
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return false;
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}
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function getLogoAsPng() {
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$pdo = $this->dbutils->openDbAndReturnPdo();
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header("Content-Disposition: attachment; filename=logo.png");
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header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
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header("Pragma: no-cache");
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header("Expires: Mon, 20 Dec 1998 01:00:00 GMT" );
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header('Content-Type: ' . image_type_to_mime_type(IMAGETYPE_PNG));
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$sql = "SELECT setting from %logo% WHERE name=?";
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$stmt = $pdo->prepare($this->dbutils->resolveTablenamesInSqlString($sql));
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$stmt->execute(array('logoimg'));
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$row = $stmt->fetchObject();
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if ($stmt->rowCount() > 0) {
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$img = $row->setting;
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$php_img = imagecreatefromstring($img);
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imagepng($php_img, NULL);
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imagedestroy($php_img);
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}
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}
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function getLogoAsWbmp() {
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$pdo = $this->dbutils->openDbAndReturnPdo();
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$genInfo = $this->admin->getGeneralConfigItems(false,$pdo);
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header("Content-Disposition: attachment; filename=logo.wbmp");
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header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
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header("Pragma: no-cache");
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header("Expires: Mon, 20 Dec 1998 01:00:00 GMT" );
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header('Content-Type: ' . image_type_to_mime_type(IMAGETYPE_WBMP));
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$logourl = $genInfo["logourl"];
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$img = file_get_contents("../" . $logourl);
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$php_img = imagecreatefromstring($img);
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$foreground_color = imagecolorallocate($im, 255, 0, 0);
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imagewbmp($php_img, NULL, $foreground_color);
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imagedestroy($php_img);
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}
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function getReceiptConfig() {
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$pdo = $this->dbutils->openDbAndReturnPdo();
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$genInfo = $this->admin->getGeneralConfigItems(false,$pdo);
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$retArray = array("decpoint" => $genInfo["decpoint"],
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"billlanguage" => $genInfo["billlanguage"],
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"version" => $genInfo["version"],
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"currency" => $genInfo["currency"],
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"companyinfo" => $genInfo["companyinfo"]
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);
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echo json_encode($retArray);
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}
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function getNextClosingPrintJobs($md5pass,$language) {
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$isCorrect = $this->isPasswordCorrect($md5pass,false);
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if ($isCorrect) {
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ob_start();
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$pdo = $this->dbutils->openDbAndReturnPdo();
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$closing = new Closing();
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$sql = "SELECT id,content,type,printer FROM %printjobs% WHERE type=? ORDER BY id";
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$stmt = $pdo->prepare($this->dbutils->resolveTablenamesInSqlString($sql));
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$stmt->execute(array(4));
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$result = $stmt->fetchAll();
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$closingarray = array();
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foreach($result as $aClos) {
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$jobid = $aClos['id'];
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$closid = $aClos["content"];
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$printer = $aClos["printer"];
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$theClosing = $closing->getClosingSummaryWoSign($closid, $pdo, false);
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$aClosing = array("id" => $jobid,"closing" => $theClosing, "printer" => $printer);
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$closingarray[] = $aClosing;
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}
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echo json_encode($closingarray);
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ob_end_flush();
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} else {
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echo json_encode(array());
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}
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}
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function getNextReceiptPrintJobs($md5pass,$language,$printers) {
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$isCorrect = $this->isPasswordCorrect($md5pass,false);
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if ($isCorrect) {
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ob_start();
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$printersArr = explode ( ',', $printers );
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$pdo = $this->dbutils->openDbAndReturnPdo();
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if (intval($language) > 2) {
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$genInfo = $this->admin->getGeneralConfigItems(false,$pdo);
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$language = $genInfo["billlanguage"];
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}
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$bill = new Bill();
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$sql = "SELECT id,content,type,printer FROM %printjobs% WHERE type=? ORDER BY id";
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$stmt = $pdo->prepare($this->dbutils->resolveTablenamesInSqlString($sql));
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$stmt->execute(array(3));
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$result = $stmt->fetchAll();
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$billarray = array();
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foreach($result as $aBill) {
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$printJobId = $aBill['id'];
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$aBillId = $aBill["content"];
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$printer = $aBill["printer"];
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if (in_array($printer, $printersArr)) {
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$receiptJob = array("id" => $printJobId,"bill" => $bill->getBillWithId($pdo,$aBillId,$language,$printer));
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$billarray[] = $receiptJob;
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}
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}
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echo json_encode($billarray);
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ob_end_flush();
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} else {
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echo json_encode(array());
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}
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}
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function getNextFoodWorkPrintJobs($printer,$md5pass) {
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$this->getNextWorkPrintJobs($md5pass,1,$printer);
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}
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function getNextDrinkWorkPrintJobs($printer,$md5pass) {
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$this->getNextWorkPrintJobs($md5pass,2,$printer);
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}
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function getNextWorkPrintJobs($md5pass,$theType,$printer) {
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$isCorrect = $this->isPasswordCorrect($md5pass,false);
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if ($isCorrect) {
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$pdo = $this->dbutils->openDbAndReturnPdo();
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$bigFontWorkReceipt = $this->getBigFontWorkReceiptSetting($pdo);
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if (is_null($printer)) {
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$sql = "SELECT id,content,type FROM %printjobs% WHERE type=? ORDER BY id";
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$stmt = $pdo->prepare($this->dbutils->resolveTablenamesInSqlString($sql));
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$stmt->execute(array($theType));
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} else {
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$sql = "SELECT id,content,type FROM %printjobs% WHERE type=? AND printer=? ORDER BY id";
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$stmt = $pdo->prepare($this->dbutils->resolveTablenamesInSqlString($sql));
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$stmt->execute(array($theType,$printer));
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}
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$result = $stmt->fetchAll();
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$workarray = array();
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foreach($result as $aWorkJob) {
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$aWork = json_decode($aWorkJob["content"]); // is in json format
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$workarray[] = array("id" => $aWorkJob["id"],"content" => $aWork, "bigfontworkreceipt" => intval($bigFontWorkReceipt));
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}
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echo json_encode($workarray);
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} else {
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echo json_encode(array());
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}
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}
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function deletePrintJob($pass,$id) {
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$isCorrect = $this->isPasswordCorrect($pass,false);
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if ($isCorrect) {
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$sql = "DELETE FROM %printjobs% WHERE id=?";
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$pdo = $this->dbutils->openDbAndReturnPdo();
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$stmt = $pdo->prepare($this->dbutils->resolveTablenamesInSqlString($sql));
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$stmt->execute(array($id));
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echo json_encode(array("status" => "OK", "code" => OK, "msg" => "Druckauftrag erfolgreich gelöscht."));
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} else {
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echo json_encode(array("status" => "ERROR", "code" => ERROR_NOT_AUTHOTRIZED, "msg" => ERROR_NOT_AUTHOTRIZED_MSG));
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}
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}
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}
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?>
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