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初始化项目：添加后端代码、ThinkPHP框架、前端资源

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amb
2026-09-03 12:42:39 +08:00
commit 482bece22e
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application/common/library/live/message/provider/Aliyun.php
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<?php
namespace app\common\library\live\message\provider;
use app\common\library\live\message\ProviderInterface;
use app\common\library\live\message\Result;
use app\common\model\config\System;
use aliyun\LiveMessage;
/**
* 阿里云互动消息服务商适配器
* 基于 \aliyun\LiveMessage 实现统一接口
*/
class Aliyun implements ProviderInterface
{
/**
* @var LiveMessage 阿里云 SDK 实例
*/
protected $sdk;
/**
* 构造函数，从配置 aliyun_message 读取阿里云相关参数并实例化 SDK
*/
public function __construct()
{
$config = System::getConfig('aliyun_message');
$appId = (is_array($config) && isset($config['app_id'])) ? $config['app_id'] : '';
$appKey = (is_array($config) && isset($config['app_key'])) ? $config['app_key'] : '';
$appSign = (is_array($config) && isset($config['app_sign'])) ? $config['app_sign'] : '';
$accessKeyId = (is_array($config) && isset($config['access_key_id'])) ? $config['access_key_id'] : '';
$accessKeySecret = (is_array($config) && isset($config['access_key_secret'])) ? $config['access_key_secret'] : '';
$dataCenter = (is_array($config) && !empty($config['data_center'])) ? $config['data_center'] : 'cn-shanghai';
$this->sdk = new LiveMessage($appId, $appKey, $appSign, $accessKeyId, $accessKeySecret, $dataCenter);
}
/**
* 发送消息到群组
* @param string $groupId 群组ID
* @param string $body 消息体
* @param int $msgType 消息类型（业务 type 映射后的阿里云 MsgType）
* @param string $senderId 发送者ID
* @param string $senderMeta 发送者扩展信息
* @param string $msgTid 消息唯一标识
* @return Result data 含 msg_tid
*/
public function send($groupId, $body, $msgType = 10001, $senderId = '', $senderMeta = '', $msgTid = '')
{
// 若未传入 senderId，使用系统默认（管理员发送场景）
if ($senderId === '') {
$senderId = 'system';
}
$result = $this->sdk->sendGroupMessage($groupId, $body, $msgType, $senderId, $senderMeta, $msgTid);
if ($result['success']) {
return Result::success([
'msg_tid' => isset($result['data']['msg_tid']) ? $result['data']['msg_tid'] : '',
], $result['raw']);
}
return Result::fail($result['error'], $result['raw']);
}
/**
* 撤回/删除消息
* @param string $groupId 群组ID
* @param string $msgTid 阿里云消息唯一标识
* @return Result
*/
public function del($groupId, $msgTid)
{
$result = $this->sdk->deleteGroupMessage($groupId, $msgTid);
if ($result['success']) {
return Result::success($result['data'], $result['raw']);
}
return Result::fail($result['error'], $result['raw']);
}
/**
* 获取群组在线用户
* 对于超过 2000 人的超级大群，返回 success=false 且 error='SuperLargeGroup'，业务层可降级处理
* @param string $groupId 群组ID
* @param int $pageSize 每页数量（10-30，阿里云实际限制）
* @param int $nextPageToken 下一页起始位置
* @return Result data 含 total、list、next_page_token、has_more
*/
public function getOnlineUser($groupId, $pageSize = 20, $nextPageToken = 0)
{
$result = $this->sdk->listGroupUsers($groupId, $pageSize, $nextPageToken);
if ($result['success']) {
$data = $result['data'];
$userIds = [];
if (isset($data['user_list']) && is_array($data['user_list'])) {
foreach ($data['user_list'] as $user) {
if (isset($user['user_id'])) {
$userIds[] = $user['user_id'];
}
}
}
return Result::success([
'total' => count($userIds),
'list' => $userIds,
'next_page_token' => isset($data['next_page_token']) ? $data['next_page_token'] : 0,
'has_more' => isset($data['has_more']) ? $data['has_more'] : false,
], $result['raw']);
}
// 超级大群特殊错误码，保持与接口约定一致
if ($result['error_code'] === 'SuperLargeGroup') {
return Result::fail('SuperLargeGroup', $result['raw']);
}
return Result::fail($result['error'], $result['raw']);
}
/**
* 获取客户端登录鉴权信息
* 实现 token = sha256(appId + appKey + userId + nonce + timestamp + role)
* @param string $userId 用户ID（需过滤，仅保留 A-Z a-z 0-9 -，最长 64 字节）
* @param string $role 角色（admin 或空字符串）
* @return Result data 含 app_id、app_sign、auth、app_token
*/
public function getLoginAuth($userId, $role = '')
{
$appId = $this->sdk->getAppId();
$appKey = $this->sdk->getAppKey();
// userId 过滤：仅保留 [A-Za-z0-9-]，最长 64 字节
$filteredUserId = $this->filterUserId($userId);
if ($filteredUserId === '') {
return Result::fail('userId 无效，过滤后为空', null);
}
// nonce 生成：AK- + md5(uniqid(mt_rand, true))
$nonce = 'AK-' . md5(uniqid(mt_rand(), true));
// timestamp：当前时间 + 86400 秒
$timestamp = time() + 86400;
// role 仅允许 admin 或空字符串
$role = ($role === 'admin') ? 'admin' : '';
// 计算 token
$token = hash('sha256', $appId . $appKey . $filteredUserId . $nonce . $timestamp . $role);
$data = [
'app_id' => $appId,
'app_sign' => $this->sdk->getAppSign(),
'auth' => [
'nonce' => $nonce,
'timestamp' => $timestamp,
'role' => $role,
'user_id' => $filteredUserId,
],
'app_token' => $token,
];
return Result::success($data, null);
}
/**
* 创建群组
* @param string $groupId 群组ID
* @param string $groupName 群组名称
* @param string $groupMeta 群组扩展信息
* @return Result
*/
public function createGroup($groupId, $groupName = '', $groupMeta = '')
{
$result = $this->sdk->createGroup($groupId, $groupName, $groupMeta);
if ($result['success']) {
return Result::success($result['data'], $result['raw']);
}
return Result::fail($result['error'], $result['raw']);
}
/**
* 删除群组
* @param string $groupId 群组ID
* @param string $operatorId 操作者ID（可选）
* @return Result
*/
public function deleteGroup($groupId, $operatorId = '')
{
$result = $this->sdk->deleteGroup($groupId, $operatorId);
if ($result['success']) {
return Result::success($result['data'], $result['raw']);
}
return Result::fail($result['error'], $result['raw']);
}
/**
* 获取底层 SDK 实例（供扩展调用，如 listGroups）
* @return LiveMessage
*/
public function getSdk()
{
return $this->sdk;
}
/**
* 过滤 userId，仅保留 [A-Za-z0-9-]，最长 64 字节
* @param string $userId 原始用户ID
* @return string
*/
protected function filterUserId($userId)
{
$filtered = preg_replace('/[^A-Za-z0-9\-]/', '', (string)$userId);
// 截断到 64 字节
if (strlen($filtered) > 64) {
$filtered = substr($filtered, 0, 64);
}
return $filtered;
}
}