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Perl

PayPal - Delete Draft Invoice

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Deletes a draft invoice, by ID. Note that this call works for invoices in the draft state only. For invoices that have already been sent, you can cancel the invoice.

Note: This example requires Chilkat v9.5.0.65 or greater.

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Perl
use chilkat();

$success = 0;

# Note: Requires Chilkat v9.5.0.65 or greater.

# This requires the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

# Load our previously obtained access token. (see PayPal OAuth2 Access Token)
$jsonToken = chilkat::CkJsonObject->new();
$jsonToken->LoadFile("qa_data/tokens/paypal.json");

# Build the Authorization request header field value.
$sbAuth = chilkat::CkStringBuilder->new();
# token_type should be "Bearer"
$sbAuth->Append($jsonToken->stringOf("token_type"));
$sbAuth->Append(" ");
$sbAuth->Append($jsonToken->stringOf("access_token"));

# Make the initial connection.
# A single REST object, once connected, can be used for many PayPal REST API calls.
# The auto-reconnect indicates that if the already-established HTTPS connection is closed,
# then it will be automatically re-established as needed.
$rest = chilkat::CkRest->new();
$bAutoReconnect = 1;
$success = $rest->Connect("api.sandbox.paypal.com",443,1,$bAutoReconnect);
if ($success != 1) {
    print $rest->lastErrorText() . "\r\n";
    exit;
}

# ----------------------------------------------------------------------------------------------
# The code above this comment could be placed inside a function/subroutine within the application
# because the connection does not need to be made for every request.  Once the connection is made
# the app may send many requests..
# ----------------------------------------------------------------------------------------------

$rest->AddHeader("Authorization",$sbAuth->getAsString());

$invoiceId = "INV2-29Z4-EB7M-MUCY-327J";

$sbPath = chilkat::CkStringBuilder->new();
$sbPath->Append("/v1/invoicing/invoices/");
$sbPath->Append($invoiceId);

# Send the DELETE request and get the JSON response.
$sbJsonResponse = chilkat::CkStringBuilder->new();
$success = $rest->FullRequestNoBodySb("DELETE",$sbPath->getAsString(),$sbJsonResponse);
if ($success != 1) {
    print $rest->lastErrorText() . "\r\n";
    exit;
}

# A 204 response is expected for success.
print "Response Status Code = " . $rest->get_ResponseStatusCode() . "\r\n";

# Did we get a 204 success response?
if ($rest->get_ResponseStatusCode() != 204) {
    print "Failed." . "\r\n";
    exit;
}

print "Received successful 204 status code response." . "\r\n";
print "There is no response body, as expected." . "\r\n";
print "Success." . "\r\n";