441 lines
16 KiB
PHP
441 lines
16 KiB
PHP
<?php
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/**
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* 文件功能：管理员聊天室实时命令控制器
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*
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* 提供管理员在聊天室内对用户执行的管理操作：
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* 警告(=J)、踢出(=T)、禁言(=B)、冻结(=Y)、查看私信(=S)、站长公屏讲话。
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*
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* 对应原 ASP 文件：DOUSER.ASP / KILLUSER.ASP / LOCKIP.ASP / NEWSAY.ASP
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*
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* @author ChatRoom Laravel
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*
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* @version 1.0.0
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*/
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namespace App\Http\Controllers;
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use App\Events\MessageSent;
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use App\Jobs\SaveMessageJob;
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use App\Models\Message;
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use App\Models\Sysparam;
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use App\Models\User;
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use App\Services\ChatStateService;
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use Illuminate\Http\JsonResponse;
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use Illuminate\Http\Request;
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use Illuminate\Support\Facades\Auth;
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use Illuminate\Support\Facades\Redis;
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class AdminCommandController extends Controller
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{
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/**
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* 构造函数：注入聊天状态服务
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*/
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public function __construct(
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private readonly ChatStateService $chatState,
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) {}
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/**
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* 警告用户（=J 理由）
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*
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* 向目标用户发送系统警告消息，所有人可见。
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*
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* @param Request $request 请求对象，需包含 username, room_id, reason
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* @return JsonResponse 操作结果
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*/
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public function warn(Request $request): JsonResponse
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{
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$request->validate([
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'username' => 'required|string',
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'room_id' => 'required|integer',
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'reason' => 'nullable|string|max:200',
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]);
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$admin = Auth::user();
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$targetUsername = $request->input('username');
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$roomId = $request->input('room_id');
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$reason = $request->input('reason', '请注意言行');
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// 权限检查（等级由 level_warn 配置）
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if (! $this->canExecute($admin, $targetUsername, 'level_warn', '5')) {
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return response()->json(['status' => 'error', 'message' => '权限不足'], 403);
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}
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// 广播警告消息
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$msg = [
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'id' => $this->chatState->nextMessageId($roomId),
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'room_id' => $roomId,
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'from_user' => '系统传音',
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'to_user' => '大家',
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'content' => "⚠️ 管理员 <b>{$admin->username}</b> 警告 <b>{$targetUsername}</b>：{$reason}",
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'is_secret' => false,
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'font_color' => '#dc2626',
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'action' => '',
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'sent_at' => now()->toDateTimeString(),
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];
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$this->chatState->pushMessage($roomId, $msg);
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broadcast(new MessageSent($roomId, $msg));
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SaveMessageJob::dispatch($msg);
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return response()->json(['status' => 'success', 'message' => "已警告 {$targetUsername}"]);
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}
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/**
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* 踢出用户（=T 理由）
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*
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* 将目标用户从聊天室踢出，清除其 Redis 在线状态。
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*
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* @param Request $request 请求对象，需包含 username, room_id, reason
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* @return JsonResponse 操作结果
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*/
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public function kick(Request $request): JsonResponse
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{
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$request->validate([
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'username' => 'required|string',
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'room_id' => 'required|integer',
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'reason' => 'nullable|string|max:200',
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]);
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$admin = Auth::user();
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$targetUsername = $request->input('username');
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$roomId = $request->input('room_id');
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$reason = $request->input('reason', '违反聊天室规则');
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// 权限检查（等级由 level_kick 配置）
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if (! $this->canExecute($admin, $targetUsername, 'level_kick', '10')) {
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return response()->json(['status' => 'error', 'message' => '权限不足'], 403);
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}
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// 从 Redis 在线列表移除
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$this->chatState->userLeave($roomId, $targetUsername);
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// 广播踢出消息（通知前端强制该用户跳转）
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$msg = [
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'id' => $this->chatState->nextMessageId($roomId),
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'room_id' => $roomId,
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'from_user' => '系统传音',
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'to_user' => '大家',
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'content' => "🚫 管理员 <b>{$admin->username}</b> 已将 <b>{$targetUsername}</b> 踢出聊天室。原因：{$reason}",
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'is_secret' => false,
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'font_color' => '#dc2626',
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'action' => '',
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'sent_at' => now()->toDateTimeString(),
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];
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$this->chatState->pushMessage($roomId, $msg);
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broadcast(new MessageSent($roomId, $msg));
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SaveMessageJob::dispatch($msg);
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// 广播踢出事件（前端监听后强制跳转）
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broadcast(new \App\Events\UserKicked($roomId, $targetUsername, $reason));
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return response()->json(['status' => 'success', 'message' => "已踢出 {$targetUsername}"]);
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}
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/**
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* 禁言用户（=B 分钟数）
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*
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* 使用 Redis TTL 自动过期机制，禁止用户发言指定分钟数。
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*
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* @param Request $request 请求对象，需包含 username, room_id, duration
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* @return JsonResponse 操作结果
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*/
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public function mute(Request $request): JsonResponse
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{
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$request->validate([
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'username' => 'required|string',
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'room_id' => 'required|integer',
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'duration' => 'required|integer|min:1|max:1440',
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]);
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$admin = Auth::user();
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$targetUsername = $request->input('username');
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$roomId = $request->input('room_id');
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$duration = $request->input('duration');
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// 权限检查（等级由 level_mute 配置）
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if (! $this->canExecute($admin, $targetUsername, 'level_mute', '8')) {
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return response()->json(['status' => 'error', 'message' => '权限不足'], 403);
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}
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// 设置 Redis 禁言标记，TTL 自动过期
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$muteKey = "mute:{$roomId}:{$targetUsername}";
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Redis::setex($muteKey, $duration * 60, now()->toDateTimeString());
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// 广播禁言消息
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$msg = [
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'id' => $this->chatState->nextMessageId($roomId),
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'room_id' => $roomId,
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'from_user' => '系统传音',
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'to_user' => '大家',
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'content' => "🔇 管理员 <b>{$admin->username}</b> 已将 <b>{$targetUsername}</b> 禁言 {$duration} 分钟。",
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'is_secret' => false,
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'font_color' => '#dc2626',
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'action' => '',
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'sent_at' => now()->toDateTimeString(),
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];
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$this->chatState->pushMessage($roomId, $msg);
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broadcast(new MessageSent($roomId, $msg));
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SaveMessageJob::dispatch($msg);
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// 广播禁言事件（前端禁用输入框）
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broadcast(new \App\Events\UserMuted(
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roomId: $roomId,
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username: $targetUsername,
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muteTime: $duration,
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operator: $admin->username,
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));
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return response()->json(['status' => 'success', 'message' => "已禁言 {$targetUsername} {$duration} 分钟"]);
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}
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/**
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* 冻结用户账号（=Y 理由）
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*
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* 将用户账号状态设为冻结，禁止登录。
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*
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* @param Request $request 请求对象，需包含 username, reason
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* @return JsonResponse 操作结果
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*/
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public function freeze(Request $request): JsonResponse
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{
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$request->validate([
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'username' => 'required|string',
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'room_id' => 'required|integer',
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'reason' => 'nullable|string|max:200',
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]);
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$admin = Auth::user();
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$targetUsername = $request->input('username');
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$roomId = $request->input('room_id');
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$reason = $request->input('reason', '违反聊天室规则');
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// 权限检查（等级由 level_freeze 配置）
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if (! $this->canExecute($admin, $targetUsername, 'level_freeze', '14')) {
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return response()->json(['status' => 'error', 'message' => '权限不足'], 403);
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}
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// 冻结用户账号（将等级设为 -1 表示冻结）
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$target = User::where('username', $targetUsername)->first();
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if (! $target) {
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return response()->json(['status' => 'error', 'message' => '用户不存在'], 404);
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}
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$target->user_level = -1;
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$target->save();
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// 从所有房间移除
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$rooms = $this->chatState->getUserRooms($targetUsername);
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foreach ($rooms as $rid) {
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$this->chatState->userLeave($rid, $targetUsername);
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}
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// 广播冻结消息
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$msg = [
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'id' => $this->chatState->nextMessageId($roomId),
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'room_id' => $roomId,
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'from_user' => '系统传音',
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'to_user' => '大家',
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'content' => "🧊 管理员 <b>{$admin->username}</b> 已冻结 <b>{$targetUsername}</b> 的账号。原因：{$reason}",
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'is_secret' => false,
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'font_color' => '#dc2626',
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'action' => '',
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'sent_at' => now()->toDateTimeString(),
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];
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$this->chatState->pushMessage($roomId, $msg);
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broadcast(new MessageSent($roomId, $msg));
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SaveMessageJob::dispatch($msg);
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// 广播踢出事件
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broadcast(new \App\Events\UserKicked($roomId, $targetUsername, "账号已被冻结：{$reason}"));
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return response()->json(['status' => 'success', 'message' => "已冻结 {$targetUsername} 的账号"]);
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}
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/**
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* 查看用户私信（=S）
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*
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* 管理员查看指定用户最近的悄悄话记录。
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* AJAX 请求返回 JSON，浏览器请求返回美观的 HTML 页面。
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*
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* @param string $username 目标用户名
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* @return JsonResponse|\Illuminate\View\View 私信记录
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*/
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public function viewWhispers(Request $request, string $username): JsonResponse|\Illuminate\View\View
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{
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$admin = Auth::user();
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$superLevel = (int) Sysparam::getValue('superlevel', '100');
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if ($admin->user_level < $superLevel) {
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if ($request->expectsJson()) {
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return response()->json(['status' => 'error', 'message' => '仅站长可查看私信'], 403);
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}
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abort(403, '仅站长可查看私信');
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}
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// 查询最近 50 条悄悄话（发送或接收）
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$messages = Message::where('is_secret', true)
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->where(function ($q) use ($username) {
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$q->where('from_user', $username)
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->orWhere('to_user', $username);
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})
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->orderByDesc('id')
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->limit(50)
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->get(['id', 'from_user', 'to_user', 'content', 'sent_at']);
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// AJAX 请求返回 JSON（给名片弹窗用），浏览器请求返回 HTML 页面
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if ($request->expectsJson()) {
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return response()->json([
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'status' => 'success',
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'username' => $username,
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'messages' => $messages,
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]);
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}
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return view('admin.whispers', [
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'username' => $username,
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'messages' => $messages,
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]);
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}
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/**
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* 站长公屏讲话
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*
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* 站长发送全聊天室公告，以特殊样式显示。
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*
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* @param Request $request 请求对象，需包含 content, room_id
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* @return JsonResponse 操作结果
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*/
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public function announce(Request $request): JsonResponse
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{
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$request->validate([
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'content' => 'required|string|max:500',
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'room_id' => 'required|integer',
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]);
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$admin = Auth::user();
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$superLevel = (int) Sysparam::getValue('superlevel', '100');
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if ($admin->user_level < $superLevel) {
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return response()->json(['status' => 'error', 'message' => '仅站长可发布公屏讲话'], 403);
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}
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$roomId = $request->input('room_id');
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$content = $request->input('content');
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// 广播站长公告
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$msg = [
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'id' => $this->chatState->nextMessageId($roomId),
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'room_id' => $roomId,
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'from_user' => '系统公告',
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'to_user' => '大家',
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'content' => "📢 站长 <b>{$admin->username}</b> 讲话：{$content}",
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'is_secret' => false,
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'font_color' => '#b91c1c',
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'action' => '',
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'sent_at' => now()->toDateTimeString(),
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];
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$this->chatState->pushMessage($roomId, $msg);
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broadcast(new MessageSent($roomId, $msg));
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SaveMessageJob::dispatch($msg);
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return response()->json(['status' => 'success', 'message' => '公告已发送']);
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}
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/**
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* 管理员全员清屏
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*
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* 清除 Redis 中该房间的聊天记录缓存，并广播清屏事件通知所有用户前端清除消息。
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* 前端只清除普通消息，保留悄悄话。
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*
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* @param Request $request 请求对象，需包含 room_id
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* @return JsonResponse 操作结果
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*/
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public function clearScreen(Request $request): JsonResponse
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{
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$request->validate([
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'room_id' => 'required|integer',
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]);
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$admin = Auth::user();
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$roomId = $request->input('room_id');
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$superLevel = (int) Sysparam::getValue('superlevel', '100');
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// 需要站长权限才能全员清屏
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if ($admin->user_level < $superLevel) {
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return response()->json(['status' => 'error', 'message' => '仅站长可执行全员清屏'], 403);
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}
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// 清除 Redis 中该房间的消息缓存
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$this->chatState->clearMessages($roomId);
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// 广播清屏事件
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broadcast(new \App\Events\ScreenCleared($roomId, $admin->username));
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return response()->json(['status' => 'success', 'message' => '已执行全员清屏']);
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}
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/**
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* 管理员触发全屏特效（烟花/下雨/雷电）
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*
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* 向房间内所有用户广播 EffectBroadcast 事件，前端收到后播放对应 Canvas 动画。
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* 仅 superlevel 等级管理员可触发。
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*
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* @param Request $request 请求对象，需包含 room_id, type
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* @return JsonResponse 操作结果
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*/
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public function effect(Request $request): JsonResponse
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{
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$request->validate([
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'room_id' => 'required|integer',
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'type' => 'required|in:fireworks,rain,lightning',
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]);
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$admin = Auth::user();
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$roomId = $request->input('room_id');
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$type = $request->input('type');
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$superLevel = (int) Sysparam::getValue('superlevel', '100');
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// 仅 superlevel 等级可触发特效
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if ($admin->user_level < $superLevel) {
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return response()->json(['status' => 'error', 'message' => '仅站长可触发特效'], 403);
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}
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// 广播特效事件给房间内所有在线用户
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broadcast(new \App\Events\EffectBroadcast($roomId, $type, $admin->username));
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return response()->json(['status' => 'success', 'message' => "已触发特效：{$type}"]);
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}
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/**
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* 权限检查：管理员是否可对目标用户执行指定操作
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*
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* 根据 sysparam 中配置的等级门槛判断权限。
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*
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* @param User $admin 管理员用户
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* @param string $targetUsername 目标用户名
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* @param string $levelKey sysparam 中的等级键名（如 level_kick、level_warn）
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* @param string $defaultLevel 默认等级值
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* @return bool 是否有权限
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*/
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private function canExecute(User $admin, string $targetUsername, string $levelKey, string $defaultLevel = '5'): bool
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{
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// 必须达到该操作所需的最低等级
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$requiredLevel = (int) Sysparam::getValue($levelKey, $defaultLevel);
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if ($admin->user_level < $requiredLevel) {
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return false;
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}
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// 不能操作自己
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if ($admin->username === $targetUsername) {
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return false;
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}
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// 目标用户等级必须低于操作者
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$target = User::where('username', $targetUsername)->first();
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if ($target && $target->user_level >= $admin->user_level) {
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return false;
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}
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return true;
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}
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}
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