Sample code for 30+ languages & platforms
PHP ActiveX

Upload File from String

See more Google Drive Examples

Uploads a text file where the contents of the file are contained in a string variable.

See Google Drive Files: create for more details.

Also See Google Drive Multipart Upload for more details.

Chilkat PHP ActiveX Downloads

PHP ActiveX
<?php

$success = 0;

$success = 1;

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

// This example uses a previously obtained access token having permission for the 
// Google Drive scope.

$gAuth = new COM("Chilkat.AuthGoogle");
$gAuth->AccessToken = 'GOOGLE-DRIVE-ACCESS-TOKEN';

$rest = new COM("Chilkat.Rest");

// Connect using TLS.
$bAutoReconnect = 1;
$success = $rest->Connect('www.googleapis.com',443,1,$bAutoReconnect);

// Provide the authentication credentials (i.e. the access token)
$rest->SetAuthGoogle($gAuth);

// A multipart upload to Google Drive needs a multipart/related Content-Type
$rest->AddHeader('Content-Type','multipart/related');

// Specify each part of the request.

// The 1st part is JSON with information about the file.
$rest->PartSelector = '1';
$rest->AddHeader('Content-Type','application/json; charset=UTF-8');

$json = new COM("Chilkat.JsonObject");
$json->AppendString('name','helloWorld.txt');
$json->AppendString('description','A simple text file that says Hello World.');
$json->AppendString('mimeType','text/plain');
$rest->SetMultipartBodyString($json->emit());

// The 2nd part is the file content.
// In this case, we'll upload a simple text file containing "Hello World!"
$rest->PartSelector = '2';
$rest->AddHeader('Content-Type','text/plain');

$fileContents = 'Hello World!';
$rest->SetMultipartBodyString($fileContents);

$jsonResponse = $rest->fullRequestMultipart('POST','/upload/drive/v3/files?uploadType=multipart');
if ($rest->LastMethodSuccess != 1) {
    print $rest->LastErrorText . "\n";
    exit;
}

// A successful response will have a status code equal to 200.
if ($rest->ResponseStatusCode != 200) {
    print 'response status code = ' . $rest->ResponseStatusCode . "\n";
    print 'response status text = ' . $rest->ResponseStatusText . "\n";
    print 'response header: ' . $rest->ResponseHeader . "\n";
    print 'response JSON: ' . $jsonResponse . "\n";
    exit;
}

// Show the JSON response.
$json->Load($jsonResponse);

// Show the full JSON response.
$json->EmitCompact = 0;
print $json->emit() . "\n";

// A successful response looks like this:
// {
//   "kind": "drive#file",
//   "id": "0B53Q6OSTWYoldmJ0Z3ZqT2x5MFk",
//   "name": "Untitled",
//   "mimeType": "text/plain"
// }

// Get the fileId:
print 'fileId: ' . $json->stringOf('id') . "\n";

?>