Generate Barcode (JQuery) - Async API - JavaScript
Barcode Generator sample in JavaScript demonstrating ‘Generate Barcode (JQuery) - Async API’
generate_barcode.js
var apiKey = "";
$(document).ready(function () {
$("#resultBlock").hide();
$("#errorBlock").hide();
});
$(document).on("click", "#submit", function () {
apiKey = $("#apiKey").val().trim(); //Get your API key by registering at https://apidocs.pdf.co
var url = "https://api.pdf.co/v1/barcode/generate";
var oData = {
name: 'barcode.png',
type: $("#barcodeType").val(), // Set barcode type (symbology)
value: $("#inputValue").val(), // Set barcode value
async: true
};
// Show loader
$("#loader").show();
$.ajax({
url: url,
data: oData,
type: "GET",
headers: {
"x-api-key": apiKey
},
})
.done(function (data, textStatus, jqXHR) {
if (data.error) {
$("#errorBlock").show();
$("#error").html(data.message);
$("#loader").hide();
}
else {
checkIfJobIsCompleted(data.jobId, data.url);
}
})
.fail(function (jqXHR, textStatus, errorThrown) {
$("#errorBlock").show();
$("#error").html("Request failed. Please check you use the correct API key.");
$("#loader").hide();
});
});
function checkIfJobIsCompleted(jobId, resultFileUrl) {
$.ajax({
url: 'https://api.pdf.co/v1/job/check?jobid=' + jobId,
type: 'POST',
headers: { 'x-api-key': apiKey }, // passing our api key
success: function (jobResult) {
$("#status").html(jobResult.status + ' <img src="ajax-loader.gif" />');
if (jobResult.status == "working") {
// Check again after 3 seconds
setTimeout(function(){
checkIfJobIsCompleted(jobId, resultFileUrl);
}, 3000);
}
else if (jobResult.status == "success") {
$("#resultBlock").show();
$("#image").attr("src", resultFileUrl);
}
$("#loader").hide();
},
error: function(){
$("#errorBlock").show();
$("#error").html("Request failed. Please check you use the correct API key.");
$("#loader").hide();
}
});
}
sample.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Barcode JQuery sample</title>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<script src="generate_barcode.js" type="text/javascript" encoding="UTF-8"></script>
</head>
<body>
<form>
<p>
<label>Authentication key (API Key). Get your own by registering at <a href="https://apidocs.pdf.co">https://apidocs.pdf.co</a>.</label>
<br/>
<input type="text" id="apiKey" placeholder="API Key" />
</p>
<p>
<label>InputValue</label>
<br/>
<input type="text" id="inputValue" placeholder="Input Value" />
</p>
<p>
<label>Barcode type</label>
<br/>
<select id="barcodeType">
<option value="Aztec"> Aztec </option>
<option value="Bookland"> Bookland </option>
<option value="Codabar"> Codabar </option>
<option value="Code128"> Code 128 </option>
<option value="Code39" selected="selected"> Code 39 </option>
<option value="Code93"> Code 93 </option>
<option value="DataMatrix"> DataMatrix </option>
<option value="DeutschePostIdentcode"> Deutsche Post Identcode </option>
<option value="DeutschePostLeitcode"> Deutsche Post Leitcode </option>
<option value="DutchKix"> Dutch KIX </option>
<option value="EAN128"> EAN-128 </option>
<option value="EAN13"> EAN-13 </option>
<option value="EAN14"> EAN-14 </option>
<option value="EAN2"> EAN-2 </option>
<option value="EAN5"> EAN-5 </option>
<option value="EAN8"> EAN-8 </option>
<option value="GS1_128"> GS1-128 </option>
<option value="GS1_DataBar_Expanded"> GS1 DataBar Expanded </option>
<option value="GS1_DataBar_Expanded_Stacked"> GS1 DataBar Expanded Stacked </option>
<option value="GS1_DataBar_Limited"> GS1 DataBar Limited </option>
<option value="GS1_DataBar_Omnidirectional"> GS1 DataBar Omnidirectional </option>
<option value="GS1_DataBar_Stacked"> GS1 DataBar Stacked </option>
<option value="GS1_DataBar_Stacked_Omnidirectional"> GS1 DataBar Stacked Omnidirectional </option>
<option value="GS1_DataBar_Truncated"> GS1 DataBar Truncated </option>
<option value="GS1_DataMatrix"> GS1-DataMatrix </option>
<option value="GTIN12"> GTIN-12 </option>
<option value="GTIN13"> GTIN-13 </option>
<option value="GTIN14"> GTIN-14 </option>
<option value="GTIN8"> GTIN-8 </option>
<option value="I2of5"> Interleaved 2 of 5 </option>
<option value="IntelligentMail"> Intelligent Mail </option>
<option value="ISBN"> ISBN </option>
<option value="ITF14"> ITF-14 </option>
<option value="JAN13"> JAN-13 </option>
<option value="MacroPDF417"> Macro PDF417 </option>
<option value="MaxiCode"> MaxiCode </option>
<option value="MicroPDF417"> Micro PDF417 </option>
<option value="MSI"> MSI </option>
<option value="Numly"> Numly </option>
<option value="OpticalProduct"> Optical Product </option>
<option value="PDF417"> PDF417 </option>
<option value="PDF417Truncated"> PDF417 Truncated </option>
<option value="Planet"> Planet </option>
<option value="Plessey"> Plessey </option>
<option value="Postnet"> Postnet </option>
<option value="PZN"> PZN </option>
<option value="QRCode"> QR Code </option>
<option value="RoyalMail"> Royal Mail </option>
<option value="SingaporePostalCode"> Singapore Postal Code </option>
<option value="SwissPostParcel"> Swiss Post Parcel </option>
<option value="Telepen"> Telepen </option>
<option value="UPCA"> UPC-A </option>
<option value="UPCE"> UPC-E </option>
<option value="USPSSackLabel"> USPS Sack Label </option>
<option value="USPSTrayLabel"> USPS Tray Label </option>
</select>
</p>
<button type="button" id="submit">Generate</button>
<span id="loader" style="display: none" > <img src="ajax-loader.gif" /> </span>
</form>
<div id="errorBlock">
<h2>Error:</h2>
<div id="error"></div>
</div>
<div id="resultBlock">
<h2>Result:</h2>
<img src="" id="image">
</div>
</body>
</html>
PDF.co Web API: the Web API with a set of tools for documents manipulation, data conversion, data extraction, splitting and merging of documents. Includes image recognition, built-in OCR, barcode generation and barcode decoders to decode bar codes from scans, pictures and pdf.