(Perl) OneDrive -- Download Text File to Memory

Downloads a text file (such as XML, JSON, plain-text, HTML, etc.) into a StringBuilder object.

Note: This example requires Chilkat v9.5.0.97 or greater.

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

use chilkat();

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

# This example uses the OAuth client credentials flow.
# See How to Create an Azure App Registration for OAuth 2.0 Client Credentials

# Use your client ID, client secret, and tenant ID in the following lines
$json = chilkat::CkJsonObject->new();
$json->UpdateString("client_id","2871da2c-8176-4b7f-869b-2311aa82e743");
$json->UpdateString("client_secret","2hu9Q~r5QuryUcEkNbg1btLtnfU1VUXzhSCG6brH");
$json->UpdateString("scope","https://graph.microsoft.com/.default");
$json->UpdateString("token_endpoint","https://login.microsoftonline.com/114d7ed6-71bf-4dbe-a866-748364121bf2/oauth2/v2.0/token");

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

# Sends the following GET request:
# GET https://graph.microsoft.com/v1.0/users/{$user_id}/drive/root:/{item-path}:/content

# Make sure to automatically follow redirects
$http->put_FollowRedirects(1);

# This example will download /Misc/hamlet.xml
$http->SetUrlVar("item_path","Misc/hamlet.xml");
$http->SetUrlVar("user_id","4fe732c3-322e-4a6b-b729-2fd1eb5c6104");

$sbXml = chilkat::CkStringBuilder->new();
$expectedCharset = "utf-8";
$url = "https://graph.microsoft.com/v1.0/users/{$user_id}/drive/root:/{$item_path}:/content";
$success = $http->DownloadSb($url,$expectedCharset,$sbXml);
if ($http->get_LastMethodSuccess() != 1) {
    print $http->lastErrorText() . "\r\n";
    exit;
}

# If the response status code was not 200, then it failed.
if ($http->get_LastStatus() != 200) {
    print "Response Status Code = " . $http->get_LastStatus() . "\r\n";
    print "Failed." . "\r\n";
    exit;
}

# If we got here, then the file was successfully downloaded.
print "Download from OneDrive successful." . "\r\n";
print "The file is contained in sbXml." . "\r\n";