wip
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@@ -5,6 +5,7 @@ namespace app\admin\controller;
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use app\BaseController;
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use app\common\model\Tickets;
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use app\common\service\TicketNotifier;
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use app\common\service\TicketService;
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use think\facade\Session;
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@@ -109,8 +110,14 @@ class Ticket extends BaseController
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$ticket = Tickets::find($id);
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if (!$ticket) return $this->error('工单不存在');
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return $ticket->delete()
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? $this->success('删除成功', [])
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: $this->error('删除失败', []);
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$deleted = $ticket->delete();
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if (!$deleted) {
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return $this->error('删除失败', []);
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}
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// 通知前端实时刷新（静默，广播服务不可用不影响删除流程）
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TicketNotifier::notify($id, 'delete');
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return $this->success('删除成功', []);
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}
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}
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50
app/common/service/TicketNotifier.php
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50
app/common/service/TicketNotifier.php
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@@ -0,0 +1,50 @@
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<?php
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namespace app\common\service;
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/**
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* 工单变更通知（通过 Workerman 广播服务推送到前端）
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*
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* 重要约定：通知失败绝不能影响主业务流程，因此所有异常静默处理。
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* 广播服务未启动时，新增/更新工单照常执行，只是前端不实时刷新。
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*/
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class TicketNotifier
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{
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/** 广播服务内部触发地址（仅监听本机） */
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private const PUSH_URL = 'http://127.0.0.1:2347/push';
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/** 请求超时（秒），不能太长以免拖慢主流程 */
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private const TIMEOUT = 2;
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/**
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* 广播工单变更
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*
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* @param int|string $ticketId 工单ID
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* @param string $action create|update|delete
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* @return bool 通知是否成功发出（false 不表示业务失败）
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*/
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public static function notify($ticketId, $action = 'create')
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{
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$payload = json_encode([
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'action' => (string)$action,
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'ticket_id' => (int)$ticketId,
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], JSON_UNESCAPED_UNICODE);
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$context = stream_context_create([
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'http' => [
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'method' => 'POST',
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'header' => "Content-Type: application/json\r\n",
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'content' => $payload,
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'timeout' => self::TIMEOUT,
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'ignore_errors' => true,
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],
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]);
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try {
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$result = @file_get_contents(self::PUSH_URL, false, $context);
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return $result !== false;
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} catch (\Throwable $e) {
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return false;
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}
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}
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}
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@@ -89,6 +89,10 @@ class TicketService
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// 当前无相同网站
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$ticketResult = Tickets::create($data);
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// 通知前端实时刷新（静默，广播服务不可用不影响主流程）
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TicketNotifier::notify($ticketResult->id, 'create');
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return $ticketResult;
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} catch (\Exception $e) {
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Cache::delete($lockKey);
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@@ -24,7 +24,8 @@
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"topthink/framework": "^8.0",
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"topthink/think-orm": "^3.0|^4.0",
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"topthink/think-filesystem": "^2.0|^3.0",
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"topthink/think-multi-app": "^1.1"
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"topthink/think-multi-app": "^1.1",
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"workerman/workerman": "^4.2"
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},
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"require-dev": {
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"topthink/think-dumper": "^1.0",
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79
worker/websocket.php
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79
worker/websocket.php
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@@ -0,0 +1,79 @@
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<?php
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/**
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* Workerman 广播服务
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* ------------------------------------------------------------
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* 启动： php worker/websocket.php start
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* 停止： 前台运行按 Ctrl+C 即可（Windows 不支持 stop 命令）
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*
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* 端口：
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* 2346 websocket 端口，员工前端长连接（只推送，不做业务）
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* 2347 http 触发端口，仅监听 127.0.0.1，供 ThinkPHP 内部调用
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*
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* 触发方式：POST http://127.0.0.1:2347/push
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* body: {"action":"create","ticket_id":123}
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*
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* 注意：
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* - Workerman 在 Windows 上不支持一个文件声明多个 worker，
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* 因此这里采用官方推荐的「单 worker + onWorkerStart 动态 listen()」方案，
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* 两个端口跑在同一个进程内，共享在线连接表。
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* - 部署到 Linux 后此写法同样适用，可额外增加 Worker::count 多进程。
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*/
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use Workerman\Worker;
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use Workerman\Protocols\Http\Request;
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require_once __DIR__ . '/../vendor/autoload.php';
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// 当前在线前端连接（connection id => connection）
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$clients = [];
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// ---------- 主 worker：WebSocket 服务（员工前端连接） ----------
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$wsWorker = new Worker('websocket://0.0.0.0:2346');
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$wsWorker->name = 'ticket-broadcast';
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$wsWorker->onConnect = function ($connection) use (&$clients) {
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$connection->cid = spl_object_id($connection);
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$clients[$connection->cid] = $connection;
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echo '[' . date('Y-m-d H:i:s') . "] client connected, online: " . count($clients) . PHP_EOL;
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};
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$wsWorker->onClose = function ($connection) use (&$clients) {
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if (isset($clients[$connection->cid])) {
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unset($clients[$connection->cid]);
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}
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echo '[' . date('Y-m-d H:i:s') . "] client closed, online: " . count($clients) . PHP_EOL;
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};
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// ---------- 进程启动后追加 HTTP 触发端口（仅本机） ----------
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$wsWorker->onWorkerStart = function ($worker) use (&$clients) {
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$httpWorker = new Worker('http://127.0.0.1:2347');
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$httpWorker->name = 'ticket-push-trigger';
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$httpWorker->onMessage = function ($connection, Request $request) use (&$clients) {
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if ($request->method() === 'POST' && $request->path() === '/push') {
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$data = json_decode($request->rawBody(), true) ?: [];
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$payload = json_encode([
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'type' => 'ticket_changed',
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'action' => isset($data['action']) ? (string)$data['action'] : 'update',
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'ticket_id' => isset($data['ticket_id']) ? (int)$data['ticket_id'] : null,
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], JSON_UNESCAPED_UNICODE);
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$sent = 0;
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foreach ($clients as $client) {
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$client->send($payload);
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$sent++;
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}
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echo '[' . date('Y-m-d H:i:s') . "] push [{$payload}] to {$sent} clients" . PHP_EOL;
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$connection->send('ok');
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} else {
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$connection->send('bad request');
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}
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};
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// 同一进程内动态监听第二端口（Windows 下多 worker 的限制的官方解法）
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$httpWorker->listen();
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};
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Worker::runAll();
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