From 0d6cc06ceedca5d4b05fd00832a2b3302e5a8ee6 Mon Sep 17 00:00:00 2001
From: Lastorder <18280396+Lastorder-DC@users.noreply.github.com>
Date: Mon, 15 Jul 2024 09:19:54 +0000
Subject: [PATCH] WIP navercloudmail

---
 .../framework/drivers/mail/navercloudmail.php | 202 ++++++++++++++++++
 1 file changed, 202 insertions(+)
 create mode 100644 common/framework/drivers/mail/navercloudmail.php

diff --git a/common/framework/drivers/mail/navercloudmail.php b/common/framework/drivers/mail/navercloudmail.php
new file mode 100644
index 000000000..c3b725a9b
--- /dev/null
+++ b/common/framework/drivers/mail/navercloudmail.php
@@ -0,0 +1,202 @@
+<?php
+
+namespace Rhymix\Framework\Drivers\Mail;
+
+/**
+ * The Navercloudmail mail driver.
+ */
+class Navercloudmail extends Base implements \Rhymix\Framework\Drivers\MailInterface
+{
+	/**
+	 * The API URL.
+	 */
+	protected static $_url = 'https://mail.apigw.ntruss.com/api/v1';
+	protected static $_timeout = 10;
+
+	/**
+	 * Get the list of configuration fields required by this mail driver.
+	 *
+	 * @return array
+	 */
+	public static function getRequiredConfig()
+	{
+		return array('api_key', 'api_secret');
+	}
+
+	/**
+	 * Get the SPF hint.
+	 *
+	 * @return string
+	 */
+	public static function getSPFHint()
+	{
+		return 'include:email.ncloud.com';
+	}
+
+	/**
+	 * Get the DKIM hint.
+	 *
+	 * @return string
+	 */
+	public static function getDKIMHint()
+	{
+		return 'mailer._domainkey';
+	}
+
+	/**
+	 * Check if the current mail driver is supported on this server.
+	 *
+	 * This method returns true on success and false on failure.
+	 *
+	 * @return bool
+	 */
+	public static function isSupported()
+	{
+		return function_exists('hash_hmac');
+	}
+
+	/**
+	 * Create signature for NAVER Cloud gateway server
+	 *
+	 * @param string $timestamp
+	 * @param string $accessKey
+	 * @param string $secretKey
+	 * This method returns signature of given timestamp, access key and secret key
+	 *
+	 * @return string
+	 */
+	private static function _makeSignature($timestamp, $accessKey, $secretKey) {
+		$space = " ";  // 공백
+		$newLine = "\n";  // 줄바꿈
+		$method = "POST";  // HTTP 메소드
+		$uri= "/api/v1/mails";  // 도메인을 제외한 "/" 아래 전체 url (쿼리스트링 포함)
+		$timestamp = $timestamp;  // 현재 타임스탬프 (epoch, millisecond)
+		$accessKey = $accessKey;  // access key id (from portal or sub account)
+		$secretKey = $secretKey;  // secret key (from portal or sub account)
+	
+		$hmac = $method.$space.$uri.$newLine.$timestamp.$newLine.$accessKey;
+		$signautue = base64_encode(hash_hmac('sha256', $hmac, $secretKey,true));
+	
+		return $signautue;
+	} 
+
+	/**
+	 * Send a message.
+	 *
+	 * This method returns true on success and false on failure.
+	 *
+	 * @param object $message
+	 * @return bool
+	 */
+	public function send(\Rhymix\Framework\Mail $message)
+	{
+		// Prepare data for Requests.
+		$data = array(
+			'title' => $message->getSubject(),
+			'body' => $message->getBody(),
+			'senderAddress' => '',
+			'senderName' => '',
+			'recipients' => array(),
+		);
+
+		// Fill the sender info.
+		$from = $message->message->getFrom();
+		foreach($from as $email => $name)
+		{
+			$data['senderAddress'] = $email;
+			$data['senderName'] = trim($name) ?: substr($email, 0, strpos($email, '@'));
+			break;
+		}
+
+		// Fill the recipient info.
+		if ($to = $message->message->getTo())
+		{
+			foreach($to as $email => $name)
+			{
+				$receiver = array();
+				$receiver['address'] = $email;
+				$receiver['name'] = str_replace(',', '', trim($name) ?: substr($email, 0, strpos($email, '@')));
+				$receiver['type'] = "R";
+
+				$data['recipients'][] = $receiver;
+			}
+		}
+		if ($cc = $message->message->getCc())
+		{
+			foreach($cc as $email => $name)
+			{
+				$receiver = array();
+				$receiver['address'] = $email;
+				$receiver['name'] = str_replace(',', '', trim($name) ?: substr($email, 0, strpos($email, '@')));
+				$receiver['type'] = "C";
+
+				$data['recipients'][] = $receiver;
+			}
+		}
+		if ($bcc = $message->message->getBcc())
+		{
+			foreach($bcc as $email => $name)
+			{
+				$receiver = array();
+				$receiver['address'] = $email;
+				$receiver['name'] = str_replace(',', '', trim($name) ?: substr($email, 0, strpos($email, '@')));
+				$receiver['type'] = "B";
+
+				$data['recipients'][] = $receiver;
+			}
+		}
+
+		$timestamp = floor(microtime(true) * 1000);
+
+		// Define connection options.
+		$headers = array(
+			'Content-Type' => 'application/json',
+			'x-ncp-apigw-timestamp' => $timestamp,
+			'x-ncp-iam-access-key' => $this->_config['api_key'],
+			'x-ncp-apigw-signature-v2' => $this::_makeSignature($timestamp, $this->_config['api_key'], $this->_config['api_secret']),
+		);
+
+		// Send the API request.
+		try
+		{
+			$request = \Rhymix\Framework\HTTP::post(self::$_url . "/mails", $data, $headers, [], ['timeout' => self::$_timeout]);
+			$result = $request->getBody()->getContents();
+		}
+		catch (\Requests_Exception $e)
+		{
+			$message->errors[] = 'Navercloudmail: ' . $e->getMessage();
+			return false;
+		}
+
+		// TODO: proper parsing of body
+		debugPrint($result);
+		return true;
+		/*
+		if (!$result)
+		{
+			$message->errors[] = 'Navercloudmail: Server error: ' . $request->body;
+			return false;
+		}
+		elseif($result->result === 'OK')
+		{
+			return true;
+		}
+		else
+		{
+			if(isset($result->error_msg))
+			{
+				if(isset(self::$_error_codes[$result->error_msg]))
+				{
+					$result->error_msg .= ' ' . self::$_error_codes[$result->error_msg];
+				}
+				$message->errors[] = 'Woorimail: ' . $result->error_msg;
+			}
+			else
+			{
+				$message->errors[] = 'Woorimail: Connection error';
+			}
+			return false;
+		}
+		*/
+	}
+}