(Perl) Refinitiv World-Check One - Get Top Level Groups

See more Refinitiv Examples

Sends a signed GET request to get the top level groups.

Note: This example requires Chilkat v9.5.0.89 or later.

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.

$json = chilkat::CkJsonObject->new();

# Create the following JSON:
# 
# {
#   "keyId": "aaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee",
#   "hmacKey": "xxxxzI3vi58xxxCBxxx1+P/d8tGxx7KuLqN/KMPNxxxxekhj8/bx83+1YQSUxxxxYyv939ceY06GvhYRKmxxxx==",
#   "algorithm": "hmac-sha256",
#   "headers": [
#     "(request-target)",
#     "host",
#     "date"
#   ]
# }

# Substitute your actual API key and API secret in place of "api-key" and "api-secret"
$json->UpdateString("keyId","api-key");
$json->UpdateString("hmacKey","api-secret");
$json->UpdateString("algorithm","hmac-sha256");
# Indicate the names of the headers to be included in the signature.
# "(request-target)" is not actually a header name, but is a special name for HTTP signatures.
# Copy the following three lines of code exactly as-is.  
# Do not replace "host", "date", or "(request-target)" with values.
$json->UpdateString("headers[0]","(request-target)");
$json->UpdateString("headers[1]","host");
$json->UpdateString("headers[2]","date");

$http = chilkat::CkHttp->new();

# Setting the AuthSignature property causes the following header to be computed and added:
# Authorization: Signature keyId="...", algorithm="hmac-sha256", headers="(request-target) host date", signature="..."
$http->put_AuthSignature($json->emit());

$http->SetRequestHeader("Cache-Control","no-cache");

# Chilkat will auto-add the Date header because it's needed by the HTTP Signature.

$responseJson = $http->quickGetStr("https://api-worldcheck.refinitiv.com/v2/groups");
if ($http->get_LastMethodSuccess() == 0) {
    print $http->lastErrorText() . "\r\n";
    exit;
}

print $responseJson . "\r\n";
print "----" . "\r\n";
# A 200 status code indicates success.
print "Status code = " . $http->get_LastStatus() . "\r\n";

# Successful JSON looks like this:
# [ 
#   {
#   "id": "...",
#   "name": "Company Name",
#   "parentId": null,
#   "hasChildren": false,
#   "status": "ACTIVE",
#   "children": []
#   }
# ]

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

$jarr = chilkat::CkJsonArray->new();

$success = $jarr->Load($responseJson);

$i = 0;
$count_i = $jarr->get_Size();
while ($i < $count_i) {
    # jsonObj is a JsonObject
    $jsonObj = $jarr->ObjectAt($i);
    $id = $jsonObj->stringOf("id");
    $name = $jsonObj->stringOf("name");
    $parentId = $jsonObj->stringOf("parentId");
    $hasChildren = $jsonObj->BoolOf("hasChildren");
    $status = $jsonObj->stringOf("status");
    $j = 0;
    $count_j = $jsonObj->SizeOfArray("children");
    while ($j < $count_j) {
        $jsonObj->put_J($j);
        $j = $j + 1;
    }

    $i = $i + 1;
}