PHP code example of setasign / setapdf-signer-addon-google-cloud-kms

1. Go to this page and download the library: Download setasign/setapdf-signer-addon-google-cloud-kms 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/ */

setasign / setapdf-signer-addon-google-cloud-kms example snippets


$googleCloudKmsModule = new setasign\SetaPDF\Signer\Module\GoogleCloudKMS\Module(
    $projectId,
    $locationId,
    $keyRingId,
    $keyId,
    $versionId
);

$cert = file_get_contents('your-cert.crt');
$googleCloudKmsModule->setCertificate($cert);
$googleCloudKmsModule->setDigest($digest);

// the file to sign
$fileToSign = __DIR__ . '/Laboratory-Report.pdf';

// create a writer instance
$writer = new SetaPDF_Core_Writer_File('signed.pdf');
// create the document instance
$document = SetaPDF_Core_Document::loadByFilename($fileToSign, $writer);

// create the signer instance
$signer = new SetaPDF_Signer($document);
$signer->sign($googleCloudKmsModule);