Gmail API. 如何获取邮件标签?

6

如何从Google_Service_Gmail_Message或messageId中获取邮件标签ID

类似这样:

$messages = $gmailService()->users_messages->listUsersMessages('me', ['q' => 'newer_than:1d in:anywhere']);

foreach ($messages as $message) {
    $messageLabels = $message->getLabelIds();
}
1个回答

6
如果您在页面底部尝试使用 API Explorer,您会发现只列出了消息的id,没有其他详细信息。 响应
{
 "messages": [
  {
   "id": "1527ddcca0fd0e08",
   "threadId": "1525a22606f6d608"
  },
  {
   "id": "1527d0e3b13fab83",
   "threadId": "152792b4f30977ae"
  }, ...
 ],
 "nextPageToken": "13090329777308767238",
 "resultSizeEstimate": 100
}

你需要使用消息ID单独获取这些消息,你可以在此处尝试响应
{
 "id": "1527ddcca0fd0e08",
 "threadId": "1525a22606f6d608",
 "labelIds": [
  "INBOX",
  "IMPORTANT",
  "CATEGORY_FORUMS"
 ],
 "historyId": "721186",
 "internalDate": "1453810567000",
 "payload": {
  "mimeType": "multipart/alternative",
  "filename": "", ...

正如您所看到的,此响应包含labelIds

示例(仅获取第一条消息)

$messages = $service->users_messages->listUsersMessages('me', ['q' => 'newer_than:1d in:anywhere']);
$list = $messages->getMessages();
$messageId = $list[0]->getId();
$message = $service->users_messages->get('me', $messageId, ['format' => 'full']);
$labelIds = $message->getLabelIds(); 

我之前发布了一个类似的问题,但是针对Python,并且排除了在这种情况下不必要的带宽占用的Payload:https://stackoverflow.com/questions/68563442/python-gmail-api-get-messages-labels-only - WinEunuuchs2Unix

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