(PHP Extension) Get a List of Message IDs in GMail User's Mailbox

Demonstrates how to get a list of message IDs in a GMail mailbox. The "userId" can be either the user's email address or the special value "me" to indicate the authenticated user.

For more information, see https://developers.google.com/gmail/api/v1/reference/users/messages/list

Chilkat PHP Downloads PHP Extension for Windows, Linux, MacOS, Alpine Linux, Solaris

<?php

// The version number (9_5_0) should match version of the Chilkat extension used, omitting the micro-version number.
// For example, if using Chilkat v9.5.0.48, then include as shown here:
include("chilkat_9_5_0.php");

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

$http = new CkHttp();

$http->put_AuthToken('ACCESS_TOKEN');

$http->put_Accept('application/json');

// resp is a CkHttpResponse
$resp = $http->QuickRequest('GET','https://www.googleapis.com/gmail/v1/users/userId/messages');
if ($http->get_LastMethodSuccess() != true) {
    print $http->lastErrorText() . "\n";
    exit;
}

print 'Response Status Code: ' . $resp->get_StatusCode() . "\n";

$jsonResponse = new CkJsonObject();
$jsonResponse->Load($resp->bodyStr());
$jsonResponse->put_EmitCompact(false);
print $jsonResponse->emit() . "\n";

if ($resp->get_StatusCode() != 200) {
    print 'Failed.' . "\n";

    exit;
}

// {
//   "messages": [
//     users.messages Resource
//   ],
//   "nextPageToken": string,
//   "resultSizeEstimate": unsigned integer
// }

$resultSizeEstimate = $jsonResponse->IntOf('resultSizeEstimate');
$i = 0;
$count_i = $jsonResponse->SizeOfArray('messages');
while ($i < $count_i) {
    $jsonResponse->put_I($i);
    $id = $jsonResponse->stringOf('messages[i].id');
    $threadId = $jsonResponse->stringOf('messages[i].threadId');
    $i = $i + 1;
}


?>