Perl Google Drive: Export File to Requested MIME Type (Export to PDF)

Back to Index

Exports a Google Doc to the requested MIME type and returns the exported content. Please note that the exported content is limited to 10MB.
(Export only supports Google Docs) See https://developers.google.com/drive/v3/web/manage-downloads for a list of MIME types.

Documentation: https://developers.google.com/drive/v3/reference/files/export

use chilkat();

$rest = chilkat::CkRest->new();

#   Provide a previously obtained OAuth2 access token.
$oauth2 = chilkat::CkOAuth2->new();
$oauth2->put_AccessToken("OAUTH2_ACCESS_TOKEN");
$rest->SetAuthOAuth2($oauth2);

$success = $rest->Connect("www.googleapis.com",443,1,1);
if ($success != 1) {
    print $rest->lastErrorText() . "\r\n";
    exit;
}

$rest->AddQueryParam("mimeType","application/pdf");

#  First send the HTTP request.
$success = $rest->SendReqNoBody("GET","/drive/v3/files/1zvzpTHO1dM9vNKYxpmr4YrX7x_R6qiNGFb8WB8h9wuI/export");
if ($success != 1) {
    print $rest->lastErrorText() . "\r\n";
    exit;
}

#  Read the response header.  If the response status code is success, stream to the file.
#  Otherwise receive the error response text.
$statusCode = $rest->ReadResponseHeader();
if ($statusCode < 0) {
    print $rest->lastErrorText() . "\r\n";
    exit;
}

if ($statusCode != 200) {
    print "Received error response code: " . $statusCode . "\r\n";
    #  Read the error response body.
    $sbErrResponse = chilkat::CkStringBuilder->new();
    $success = $rest->ReadRespSb($sbErrResponse);
    if ($success != 1) {
        print $rest->lastErrorText() . "\r\n";
        exit;
    }

    print "Error response:" . $sbErrResponse->getAsString() . "\r\n";
    exit;
}

#  Stream the response body to the output file.
$respBodyStream = chilkat::CkStream->new();
$respBodyStream->put_SinkFile("/someDirectoryPath/test.pdf");
$success = $rest->ReadRespBodyStream($respBodyStream,1);
if ($success != 1) {
    print $rest->lastErrorText() . "\r\n";
    exit;
}

print "Example Completed." . "\r\n";