(Perl) QuickBooks - Query a Customer

Demonstrates how to query QuickBooks customers.

A sample JSON response body is available at Sample Quickbooks Customer Query JSON Response

For more information, see https://developer.intuit.com/app/developer/qbo/docs/api/accounting/all-entities/customer#query-a-customer

Chilkat Perl Downloads Perl Module for Windows, MacOS, Linux, Alpine Linux, Solaris

use chilkat();

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

# Get our previously obtained OAuth2 access token, which should contain JSON like this:
# {
#   "expires_in": 3600,
#   "x_refresh_token_expires_in": 8726400,
#   "refresh_token": "L011546037639r ... 3vR2DrbOmg0Sdagw",
#   "access_token": "eyJlbmMiOiJBMTI4Q0 ... oETJEMbeggg",
#   "token_type": "bearer"
# }

$jsonToken = chilkat::CkJsonObject->new();
$success = $jsonToken->LoadFile("qa_data/tokens/qb-access-token.json");

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

# Connect using TLS.
# A single REST object, once connected, can be used for many Quickbooks 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.
$bAutoReconnect = 1;
$success = $rest->Connect("sandbox-quickbooks.api.intuit.com",443,1,$bAutoReconnect);
if ($success != 1) {
    print $rest->lastErrorText() . "\r\n";
    exit;
}

$sbAuth = chilkat::CkStringBuilder->new();
$sbAuth->Append("Bearer ");
$sbAuth->Append($jsonToken->stringOf("access_token"));
$rest->put_Authorization($sbAuth->getAsString());

$rest->AddHeader("Accept","application/json");
$rest->put_AllowHeaderFolding(0);

$query = "select * from Customer";
$rest->AddQueryParam("query",$query);
$rest->AddQueryParam("minorversion","45");

# The company ID is 123146096291789
$responseBody = $rest->fullRequestNoBody("GET","/v3/company/123146096291789/query");
if ($rest->get_LastMethodSuccess() != 1) {
    print $rest->lastErrorText() . "\r\n";
    exit;
}

# We should expect a 200 response if successful.
if ($rest->get_ResponseStatusCode() != 200) {
    print "Request Header: " . "\r\n";
    print $rest->lastRequestHeader() . "\r\n";
    print "----" . "\r\n";
    print "Response StatusCode = " . $rest->get_ResponseStatusCode() . "\r\n";
    print "Response StatusLine: " . $rest->responseStatusText() . "\r\n";
    print "Response Header:" . "\r\n";
    print $rest->responseHeader() . "\r\n";
    print $responseBody . "\r\n";
    exit;
}

# Load the JSON response into a JSON object for parsing.
# A sample JSON response is shown below.
$json = chilkat::CkJsonObject->new();
$json->put_EmitCompact(0);
$json->Load($responseBody);

# Use this online tool to generate parsing code from sample JSON: 
# Generate Parsing Code from JSON

# Iterate over each customer returned.
$numRecords = $json->SizeOfArray("QueryResponse.Customer");
$i = 0;
while ($i < $numRecords) {

    $json->put_I($i);
    print "Name: " . $json->stringOf("QueryResponse.Customer[i].FullyQualifiedName") . "\r\n";
    print "Id: " . $json->stringOf("QueryResponse.Customer[i].Id") . "\r\n";
    print "City: " . $json->stringOf("QueryResponse.Customer[i].BillAddr.City") . "\r\n";
    print "----" . "\r\n";
    $i = $i + 1;
}

print "Success." . "\r\n";