[英]Gmail API - PHP - Sending email using service account
問題:我遇到了 HTTP 400 錯誤,指出“前提條件檢查失敗”。 每當我調用 sendMessage() 方法時。
我不知道我有什么可以考慮:
作為說明,我已經成功運行 quickstart.php 所以我知道谷歌庫安裝正確。 下面是我的代碼:
<?php
require_once('../../vendor/autoload.php');
$client = new Google_Client();
$credentials_file = '../../vendor/google/auth/credentials.json';
$client->setAuthConfig($credentials_file);
$client->setApplicationName("no-reply mailing");
$client->setScopes(['https://www.googleapis.com/auth/gmail.send']);
$service = new Google_Service_Gmail($client);
$message = createMessage('me', 'some@email.com', 'This is but a test', 'Please work...');
// Email a user
sendMessage($service, 'me', $message);
/**
* @param $sender string sender email address
* @param $to string recipient email address
* @param $subject string email subject
* @param $messageText string email text
* @return Google_Service_Gmail_Message
*/
function createMessage($sender, $to, $subject, $messageText) {
$message = new Google_Service_Gmail_Message();
$rawMessageString = "From: <{$sender}>\r\n";
$rawMessageString .= "To: <{$to}>\r\n";
$rawMessageString .= 'Subject: =?utf-8?B?' . base64_encode($subject) . "?=\r\n";
$rawMessageString .= "MIME-Version: 1.0\r\n";
$rawMessageString .= "Content-Type: text/html; charset=utf-8\r\n";
$rawMessageString .= 'Content-Transfer-Encoding: quoted-printable' . "\r\n\r\n";
$rawMessageString .= "{$messageText}\r\n";
$rawMessage = strtr(base64_encode($rawMessageString), array('+' => '-', '/' => '_'));
$message->setRaw($rawMessage);
return $message;
}
function sendMessage($service, $userId, $message) {
try {
$message = $service->users_messages->send($userId, $message);
print 'Message with ID: ' . $message->getId() . ' sent.';
return $message;
} catch (Exception $e) {
print 'An error occurred: ' . $e->getMessage();
}
}
?>
任何幫助是極大的贊賞!
我為此聯系了 Google 支持,他們已經解決了我的問題!
以下是支持人員在 email 中告訴我的內容: “您必須在代碼上模擬用戶才能使用服務帳戶調用 Gmail API。” 所以“前提條件檢查失敗”。 錯誤是由未正確驗證引起的。
因此,為了完整起見,我將運行您必須通過 go 才能讓您的代碼工作的過程。 請注意,您將需要三樣東西:G-Suites、訪問 Google 開發者控制台和訪問 G-Suites 管理控制台。
composer require google/apiclient:^2.0
)如果您已遵循並完成了這些步驟,那么您就可以繼續執行代碼部分了!
<?php
// Library obtained from https://developers.google.com/gmail/api/quickstart/php
require_once('../../vendor/autoload.php');
// Some user within your G-Suites domain
$user_to_impersonate = "your@domain.com";
$sender = $user_to_impersonate;
$to = 'another@domain.com';
$subject = 'The subject of an email.';
$messageText = 'Finally this works!';
// The path to your service account credentials goes here.
putenv("GOOGLE_APPLICATION_CREDENTIALS=credentials.json");
$client = new Google_Client();
$client->useApplicationDefaultCredentials();
$client->setSubject($sender);
$client->setApplicationName("Quickstart");
$client->setScopes(["https://mail.google.com/",
"https://www.googleapis.com/auth/gmail.compose",
"https://www.googleapis.com/auth/gmail.modify",
"https://www.googleapis.com/auth/gmail.send"]);
$service = new Google_Service_Gmail($client);
// Main Process
try {
$msg = createMessage($sender, $to, $subject, $messageText);
sendMessage($service, $sender, $msg);
} catch (Exception $e) {
print "An error occurred: " . $e->getMessage();
}
function sendMessage($service, $sender, $msg) {
$service->users_messages->send($sender, $msg);
}
function createMessage($sender, $to, $subject, $messageText) {
$rawMsgStr = "From: <{$sender}>\r\n";
$rawMsgStr .= "To: <{$to}>\r\n";
$rawMsgStr .= 'Subject: =?utf-8?B?' . base64_encode($subject) . "?=\r\n";
$rawMsgStr .= "MIME-Version: 1.0\r\n";
$rawMsgStr .= "Content-Type: text/html; charset=utf-8\r\n";
$rawMsgStr .= 'Content-Transfer-Encoding: quoted-printable' . "\r\n\r\n";
$rawMsgStr .= "{$messageText}\r\n";
// The message needs to be encoded in Base64URL
$mime = rtrim(strtr(base64_encode($rawMsgStr), '+/', '-_'), '=');
$msg = new Google_Service_Gmail_Message();
$msg->setRaw($mime);
return $msg;
}
?>
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