<!DOCTYPE html>
<html>
<head>
<script data-require="jquery@*" data-semver="3.2.1" src="https://cdn.jsdelivr.net/npm/jquery@3.2.1/dist/jquery.min.js"></script>
<link rel="stylesheet" href="style.css" />
<script src="script.js"></script>
<script src="BrowserPrint.js"></script>
<script src="DevDemo.js"></script>
<script type="text/javascript">
$(document).ready(setup_web_print);
</script>
</head>
<body style="background-color:#D8D8D8; font-size:24px;">
<div class="container" style="width:500px">
<div id="main">
<div id="printer_data_loading" style="display:none"><span id="loading_message">Loading Printer Details...</span><br/>
<div class="progress" style="width:100%">
<div class="progress-bar progress-bar-striped active" role="progressbar" aria-valuenow="100" aria-valuemin="0" aria-valuemax="100" style="width: 100%">
</div>
</div>
</div> <!-- /printer_data_loading -->
<div id="printer_details" style="display:none">
<span id="selected_printer">No data</span>
<button type="button" class="btn btn-success" onclick="changePrinter()">Change</button>
</div><br /> <!-- /printer_details -->
<div id="printer_select" style="display:none">
Zebra Printer Options<br />
Printer: <select id="printers"></select>
</div> <!-- /printer_select -->
<div id="print_form" style="display:none">
Enter Name: <input type="text" id="entered_name" />
<br /><br />
<button type="button" class="btn btn-lg btn-primary" onclick="sendData();" value="Print">Print Label</button>
</div> <!-- /print_form -->
</div> <!-- /main -->
<div id="error_div" style="width:500px; display:none"><div id="error_message"></div>
<button type="button" class="btn btn-lg btn-success" onclick="trySetupAgain();">Try Again</button>
</div><!-- /error_div -->
</div><!-- /container -->
</html>
var BrowserPrint = function() {
function e(e) {
return s + e
}
function n(e, n) {
var i = new XMLHttpRequest;
return "withCredentials" in i ? i.open(e, n, !0) : "undefined" != typeof XDomainRequest ? (i = new XDomainRequest, i.open(e, n)) : i = null, i
}
function i(e, n, i, t) {
return void 0 != e && (void 0 == i && (i = e.sendFinishedCallback), void 0 == t && (t = e.sendErrorCallback)), n.onreadystatechange = function() {
n.readyState === XMLHttpRequest.DONE && 200 === n.status ? i(n.responseText) : n.readyState === XMLHttpRequest.DONE && t(n.responseText)
}, n
}
var t = {},
r = 2,
s = "http://localhost:9100/";
return "https:" === location.protocol && (s = "https://localhost:9101/"), t.Device = function(t) {
var s = this;
this.name = t.name, this.deviceType = t.deviceType, this.connection = t.connection, this.uid = t.uid, this.version = r, this.provider = t.provider, this.manufacturer = t.manufacturer, this.sendErrorCallback = function(e) {}, this.sendFinishedCallback = function(e) {}, this.send = function(t, r, o) {
var a = n("POST", e("write"));
if (a) {
i(s, a, r, o);
var c = {
device: {
name: this.name,
uid: this.uid,
connection: this.connection,
deviceType: this.deviceType,
version: this.version,
provider: this.provider,
manufacturer: this.manufacturer
},
data: t
};
a.send(JSON.stringify(c))
}
}, this.sendUrl = function(t, r, o) {
var a = n("POST", e("write"));
if (a) {
i(s, a, r, o);
var c = {
device: {
name: this.name,
uid: this.uid,
connection: this.connection,
deviceType: this.deviceType,
version: this.version,
provider: this.provider,
manufacturer: this.manufacturer
},
url: t
};
a.send(JSON.stringify(c))
}
}, this.readErrorCallback = function(e) {}, this.readFinishedCallback = function(e) {}, this.read = function(t, r) {
var o = n("POST", e("read"));
if (o) {
i(s, o, t, r);
var a = {
device: {
name: this.name,
uid: this.uid,
connection: this.connection,
deviceType: this.deviceType,
version: this.version,
provider: this.provider,
manufacturer: this.manufacturer
}
};
o.send(JSON.stringify(a))
}
}, this.sendThenRead = function(e, n, i) {
this.send(e, function(e) {
return function() {
e.read(n, i)
}
}(this), i)
}
}, t.getLocalDevices = function(r, s, o) {
var a = n("GET", e("available"));
a && (finishedFunction = function(e) {
response = e, response = JSON.parse(response);
for (var n in response)
if (response.hasOwnProperty(n) && response[n].constructor === Array) {
arr = response[n];
for (var i = 0; i < arr.length; ++i) arr[i] = new t.Device(arr[i])
}
return void 0 == o ? void r(response) : void r(response[o])
}, i(void 0, a, finishedFunction, s), a.send())
}, t.getDefaultDevice = function(r, s, o) {
var a = "default";
void 0 != r && null != r && (a = a + "?type=" + r);
var c = n("GET", e(a));
c && (finishedFunction = function(e) {
if (response = e, "" == response) return void s(null);
response = JSON.parse(response);
var n = new t.Device(response);
s(n)
}, i(void 0, c, finishedFunction, o), c.send())
}, t.readOnInterval = function(e, n, i) {
void 0 != i && 0 != i || (i = 1), readFunc = function() {
e.read(function(e) {
n(e), setTimeout(readFunc, i)
}, function(e) {
setTimeout(readFunc, i)
})
}, setTimeout(readFunc, i)
}, t.bindFieldToReadData = function(e, n, i, r) {
t.readOnInterval(e, function(e) {
"" != e && (n.value = e, void 0 != r && null != r && r())
}, i)
}, t
}();
var available_printers = null;
var selected_category = null;
var default_printer = null;
var selected_printer = null;
var format_start = "^XA^LL200^FO80,50^A0N36,36^FD";
var format_end = "^FS^XZ";
var default_mode = true;
function setup_web_print() {
$('#printer_select').on('change', onPrinterSelected);
showLoading("Loading Printer Information...");
default_mode = true;
selected_printer = null;
available_printers = null;
selected_category = null;
default_printer = null;
BrowserPrint.getDefaultDevice('printer', function(printer) {
default_printer = printer
if ((printer != null) && (printer.connection != undefined)) {
selected_printer = printer;
var printer_details = $('#printer_details');
var selected_printer_div = $('#selected_printer');
selected_printer_div.text("Using Default Printer: " + printer.name);
hideLoading();
printer_details.show();
$('#print_form').show();
}
BrowserPrint.getLocalDevices(function(printers) {
available_printers = printers;
var sel = document.getElementById("printers");
var printers_available = false;
sel.innerHTML = "";
if (printers != undefined) {
for (var i = 0; i < printers.length; i++) {
if (printers[i].connection == 'usb') {
var opt = document.createElement("option");
opt.innerHTML = printers[i].connection + ": " + printers[i].uid;
opt.value = printers[i].uid;
sel.appendChild(opt);
printers_available = true;
}
}
}
if (!printers_available) {
showErrorMessage("No Zebra Printers could be found!");
hideLoading();
$('#print_form').hide();
return;
} else if (selected_printer == null) {
default_mode = false;
changePrinter();
$('#print_form').show();
hideLoading();
}
}, undefined, 'printer');
},
function(error_response) {
showBrowserPrintNotFound();
});
};
function showBrowserPrintNotFound() {
showErrorMessage("An error occured while attempting to connect to your Zebra Printer. You may not have Zebra Browser Print installed, or it may not be running. Install Zebra Browser Print, or start the Zebra Browser Print Service, and try again.");
};
function sendData() {
showLoading("Printing...");
checkPrinterStatus(function(text) {
if (text == "Ready to Print") {
selected_printer.send(format_start + $('#entered_name').val() + format_end, printComplete, printerError);
} else {
printerError(text);
}
});
};
function checkPrinterStatus(finishedFunction) {
selected_printer.sendThenRead("~HQES",
function(text) {
var that = this;
var statuses = new Array();
var ok = false;
var is_error = text.charAt(70);
var media = text.charAt(88);
var head = text.charAt(87);
var pause = text.charAt(84);
// check each flag that prevents printing
if (is_error == '0') {
ok = true;
statuses.push("Ready to Print");
}
if (media == '1')
statuses.push("Paper out");
if (media == '2')
statuses.push("Ribbon Out");
if (media == '4')
statuses.push("Media Door Open");
if (media == '8')
statuses.push("Cutter Fault");
if (head == '1')
statuses.push("Printhead Overheating");
if (head == '2')
statuses.push("Motor Overheating");
if (head == '4')
statuses.push("Printhead Fault");
if (head == '8')
statuses.push("Incorrect Printhead");
if (pause == '1')
statuses.push("Printer Paused");
if ((!ok) && (statuses.Count == 0))
statuses.push("Error: Unknown Error");
finishedFunction(statuses.join());
}, printerError);
};
function hidePrintForm() {
$('#print_form').hide();
};
function showPrintForm() {
$('#print_form').show();
};
function showLoading(text) {
$('#loading_message').text(text);
$('#printer_data_loading').show();
hidePrintForm();
$('#printer_details').hide();
$('#printer_select').hide();
};
function printComplete() {
hideLoading();
alert("Printing complete");
}
function hideLoading() {
$('#printer_data_loading').hide();
if (default_mode == true) {
showPrintForm();
$('#printer_details').show();
} else {
$('#printer_select').show();
showPrintForm();
}
};
function changePrinter() {
default_mode = false;
selected_printer = null;
$('#printer_details').hide();
if (available_printers == null) {
showLoading("Finding Printers...");
$('#print_form').hide();
setTimeout(changePrinter, 200);
return;
}
$('#printer_select').show();
onPrinterSelected();
}
function onPrinterSelected() {
selected_printer = available_printers[$('#printers')[0].selectedIndex];
}
function showErrorMessage(text) {
$('#main').hide();
$('#error_div').show();
$('#error_message').html(text);
}
function printerError(text) {
showErrorMessage("An error occurred while printing. Please try again." + text);
}
function trySetupAgain() {
$('#main').show();
$('#error_div').hide();
setup_web_print();
//hideLoading();
}