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QR Code With Redundancy Setting - PHP

Barcode Generator sample in PHP demonstrating ‘QR Code With Redundancy Setting’

get-barcode.php
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>PDF Extractor Results</title>
</head>
<body>

<?php 

// Get submitted form data
$apiKey = $_POST["apiKey"]; // The authentication key (API Key). Get your own by registering at https://app.pdf.co
$barcodeType = $_POST["barcodeType"];
$barcodeValue = $_POST["inputValue"];

/*
 Valid error correction levels:
 ----------------------------------
 Low - [default] Lowest error correction level. (Approx. 7% of codewords can be restored).
 Medium - Medium error correction level. (Approx. 15% of codewords can be restored).
 Quarter - Quarter error correction level (Approx. 25% of codewords can be restored).
*/
// Set "Custom Profiles" parameter
$Profiles = "{ \"profiles\": [ { \"profile1\": { \"Options.QRErrorCorrectionLevel\": \"Quarter\" } } ] }";


// Create URL
$url = "https://api.pdf.co/v1/barcode/generate";

// Prepare requests params
$parameters = array();
$parameters["value"] = $barcodeValue;
$parameters["type"] = $barcodeType;
$parameters["profiles"] = $Profiles;

// Create Json payload
$data = json_encode($parameters);

// Create request
$curl = curl_init();
curl_setopt($curl, CURLOPT_HTTPHEADER, array("x-api-key: " . $apiKey, "Content-type: application/json"));
curl_setopt($curl, CURLOPT_URL, $url);
curl_setopt($curl, CURLOPT_POST, true);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($curl, CURLOPT_POSTFIELDS, $data);

// Execute request
$result = curl_exec($curl);

if (curl_errno($curl) == 0)
{
    $status_code = curl_getinfo($curl, CURLINFO_HTTP_CODE);
    
    if ($status_code == 200)
    {
        $json = json_decode($result, true);
        
        if ($json["error"] == false)
        {
            $resultFileUrl = $json["url"];
            
            // Display generated image
            echo "<div><h2>Result:</h2><img src=" . $resultFileUrl . "></div>";
        }
        else
        {
            // Display service reported errors
            echo "<p>Error: " . $json["message"] . "</p>"; 
        }
    }
    else
    {
        // Display request error
        echo "<p>Status code: " . $status_code . "</p>"; 
        echo "<p>" . $result . "</p>"; 
    }
}
else
{
    // Display CURL error
    echo "Error: " . curl_error($curl);
}

// Cleanup
curl_close($curl);

?>

</body>
</html>
sample.html
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Barcode Generator Cloud API Example</title>
</head>

<body>

    <form name="form1" method="post" action="get-barcode.php">
        <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" name="apiKey" placeholder="API Key"/>
        </p>
        <p>
            <label>Barcode Value</label>
            <br/>
            <input type="text" name="inputValue" placeholder="Input Value"/>
        </p>
        <p>
            <label>Barcode type</label>
            <br/>
            <select name="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"> 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" selected="selected"> 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>

        <input type="submit" name="submit" value="Generate" />
    </form>

</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.

Get your PDF.co API key here!

Download Source Code (.zip)

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