PHP code example of salla / zatca

1. Go to this page and download the library: Download salla/zatca library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php.
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

salla / zatca example snippets


use Salla\ZATCA\GenerateCSR;
use Salla\ZATCA\Models\CSRRequest;

$data = CSRRequest::make()
    ->setUID('string $OrganizationIdentifier')
    ->setSerialNumber('string $solutionName', 'string $version', 'string $serialNumber')
    ->setCommonName('string $commonName')
    ->setCountryName('SA')
    ->setOrganizationName('string $organizationName')
    ->setOrganizationalUnitName('string $organizationalUnitName')
    ->setRegisteredAddress('string $registeredAddress')
    ->setInvoiceType(true, true) //invoice types , the default is true, true
    ->setCurrentZatcaEnv('string $currentEnv') //support all modes ['sandbox','simulation','core']
    ->setBusinessCategory('string $businessCategory');

$CSR = GenerateCSR::fromRequest($data)->initialize()->generate();

// writing the private_key to file
openssl_pkey_export_to_file($CSR->getPrivateKey(), 'output file path name');

//writing the csr_content to file
file_put_contents('output file path name', $CSR->getCsrContent());

use Salla\ZATCA\Helpers\Certificate;
use Salla\ZATCA\Models\InvoiceSign;

$xmlInvoice = 'xml invoice text';

$certificate = (new Certificate(
    'certificate plain text (base64 decoded)', // get from ZATCA when you exchange the CSR via APIs
    'private key plain text' // generated at stage one
))->setSecretKey('secret key text'); // get from ZATCA when you exchange the CSR via APIs

$invoice = (new InvoiceSign($xmlInvoice, $certificate))->sign();

// invoice Hash: $invoice->getHash()
// invoice signed as XML: $invoice->getInvoice()
// Invoice QR code as base64: $invoice->getQRCode()



use Salla\ZATCA\GenerateQrCode;
use Salla\ZATCA\Helpers\UXML;
use Salla\ZATCA\Helpers\Certificate;

$xmlInvoice = 'xml invoice text';

$certificate = (new Certificate(
    'certificate plain text (base64 decoded)', // get from ZATCA when you exchange the CSR via APIs
    'private key plain text' // generated at stage one
))->setSecretKey('secret key text'); // get from ZATCA when you exchange the CSR via APIs

$tags = UXML::fromString($xmlInvoice)->toTagsArray($certificate);

$QRCodeAsBase64 = GenerateQrCode::fromArray($tags)->toBase64();

// Invoice Hash: $tags[5]->getValue()
// Digital Signature: $tags[6]->getValue()

//$QRCodeAsBase64 output will be like this
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

use Salla\ZATCA\GenerateQrCode;
use Salla\ZATCA\Tags\InvoiceDate;
use Salla\ZATCA\Tags\InvoiceTaxAmount;
use Salla\ZATCA\Tags\InvoiceTotalAmount;
use Salla\ZATCA\Tags\Seller;
use Salla\ZATCA\Tags\TaxNumber;

$generatedString = GenerateQrCode::fromArray([
    new Seller('Salla'), // seller name        
    new TaxNumber('1234567891'), // seller tax number
    new InvoiceDate('2021-07-12T14:25:09Z'), // invoice date as Zulu ISO8601 @see https://en.wikipedia.org/wiki/ISO_8601
    new InvoiceTotalAmount('100.00'), // invoice total amount
    new InvoiceTaxAmount('15.00') // invoice tax amount
])->toBase64();

// > Output
// AQVTYWxsYQIKMTIzNDU2Nzg5MQMUMjAyMS0wNy0xMlQxNDoyNTowOVoEBjEwMC4wMAUFMTUuMDA=

use Salla\ZATCA\GenerateQrCode;
use Salla\ZATCA\Tags\InvoiceDate;
use Salla\ZATCA\Tags\InvoiceTaxAmount;
use Salla\ZATCA\Tags\InvoiceTotalAmount;
use Salla\ZATCA\Tags\Seller;
use Salla\ZATCA\Tags\TaxNumber;

$generatedString = GenerateQrCode::fromArray([
    new Seller('Salla'), // seller name        
    new TaxNumber('1234567891'), // seller tax number
    new InvoiceDate('2021-07-12T14:25:09Z'), // invoice date as Zulu ISO8601 @see https://en.wikipedia.org/wiki/ISO_8601
    new InvoiceTotalAmount('100.00'), // invoice total amount
    new InvoiceTaxAmount('15.00') // invoice tax amount
    // .....
])->toTLV();

// Render A QR Code Image
// data:image/png;base64, .........
$displayQRCodeAsBase64 = GenerateQrCode::fromArray([
    new Seller('Salla'), // seller name        
    new TaxNumber('1234567891'), // seller tax number
    new InvoiceDate('2021-07-12T14:25:09Z'), // invoice date as Zulu ISO8601 @see https://en.wikipedia.org/wiki/ISO_8601
    new InvoiceTotalAmount('100.00'), // invoice total amount
    new InvoiceTaxAmount('15.00') // invoice tax amount
    // .......
])->render();

// now you can inject the output to src of html img tag :)
// <img src="$displayQRCodeAsBase64" alt="QR Code" />