init
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hashbro
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<?php
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namespace App\Http\Controllers\Admin;
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use App\Http\Controllers\Concerns\PortalAware;
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use App\Http\Controllers\Controller;
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use App\Models\Channel;
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use App\Models\User;
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use App\Services\ChannelProjectService;
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use App\Services\SettingsService;
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use Illuminate\Http\Request;
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use Illuminate\Support\Facades\DB;
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use Illuminate\Support\Facades\Log;
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use Illuminate\Validation\Rule;
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use Illuminate\Validation\ValidationException;
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class ChannelController extends Controller
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{
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use PortalAware;
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public function index()
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{
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$agents = $this->isAgentPortal()
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? collect()
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: User::query()->orderBy('username')->get(['id', 'username']);
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return view('admin.channels.index', [
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'portal' => $this->portal(),
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'agents' => $agents,
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'maxPerAgent' => Channel::maxPerAgent(),
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]);
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}
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public function data(Request $request)
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{
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$q = Channel::query()->with('user:id,username');
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if ($agent = $this->agent()) {
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$q->where('user_id', $agent->id);
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}
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$channelId = trim((string) $request->query('channel_id', ''));
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$agentUserId = $request->query('agent_user_id');
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$status = $request->query('status');
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if ($channelId !== '') {
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$q->where('channel_id', 'like', '%'.$channelId.'%');
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}
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if (! $this->isAgentPortal() && $agentUserId !== null && $agentUserId !== '') {
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$q->where('user_id', (int) $agentUserId);
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}
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if ($status !== null && $status !== '') {
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$q->where('status', (int) $status);
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}
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$sortable = ['id', 'channel_id', 'status', 'user_id', 'created_at', 'updated_at'];
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$field = (string) $request->query('field', 'id');
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$order = strtolower((string) $request->query('order', 'desc')) === 'asc' ? 'asc' : 'desc';
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if (! in_array($field, $sortable, true)) {
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$field = 'id';
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}
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$q->orderBy($field, $order);
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$limit = max(1, min(100, (int) $request->query('limit', 15)));
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$page = max(1, (int) $request->query('page', 1));
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$paginator = $q->paginate($limit, ['*'], 'page', $page);
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$data = collect($paginator->items())->map(function (Channel $c) {
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$domains = Channel::normalizeDomainList($c->domains);
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return [
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'id' => $c->id,
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'channel_id' => $c->channel_id,
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'user_id' => (int) $c->user_id,
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'agent_username' => $c->agentLabel(),
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'domains' => $domains,
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'domains_text' => implode("\n", $domains),
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'remark' => $c->remark ?: '',
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'status' => (int) $c->status,
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'links' => $c->supportLinks(),
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'created_at' => optional($c->created_at)->format('Y-m-d H:i:s'),
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'updated_at' => optional($c->updated_at)->format('Y-m-d H:i:s'),
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];
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})->values();
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return response()->json([
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'code' => 0,
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'msg' => '',
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'count' => $paginator->total(),
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'data' => $data,
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]);
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}
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public function randomId()
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{
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return response()->json([
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'code' => 0,
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'msg' => '',
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'data' => ['channel_id' => Channel::randomChannelId()],
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]);
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}
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public function store(Request $request, ChannelProjectService $projects)
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{
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abort_if($this->isAgentPortal(), 403);
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$data = $request->validate([
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'channel_id' => ['required', 'string', 'size:32', 'regex:/^[a-z0-9]+$/', Rule::unique('channels', 'channel_id')],
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'user_id' => ['nullable', 'integer', 'min:0'],
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'domains' => ['nullable', 'string', 'max:4000'],
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'remark' => ['nullable', 'string', 'max:255'],
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'status' => ['nullable', 'integer', Rule::in([0, 1])],
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]);
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$userId = (int) ($data['user_id'] ?? Channel::OFFICIAL_USER_ID);
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if ($userId > 0 && ! User::query()->whereKey($userId)->exists()) {
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throw ValidationException::withMessages(['user_id' => '代理用户不存在']);
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}
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$domains = SettingsService::parseDomains($data['domains'] ?? null);
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$this->assertAgentChannelQuota($userId);
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try {
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$projects->generate($data['channel_id'], $domains);
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} catch (\Throwable $e) {
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return response()->json([
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'code' => 1,
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'msg' => $e->getMessage() ?: '渠道资源生成失败',
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], 422);
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}
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try {
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$channel = DB::transaction(function () use ($data, $userId, $domains) {
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if ($userId > 0) {
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$userExists = User::query()->lockForUpdate()->whereKey($userId)->exists();
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if (! $userExists) {
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throw ValidationException::withMessages(['user_id' => '代理用户不存在']);
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}
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// The user row lock serializes quota checks for this agent.
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$this->assertAgentChannelQuota($userId);
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}
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return Channel::query()->create([
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'channel_id' => $data['channel_id'],
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'user_id' => $userId,
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'domains' => $domains,
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'remark' => $data['remark'] ?? null,
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'status' => (int) ($data['status'] ?? 1),
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]);
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});
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} catch (\Throwable $e) {
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$this->compensateBuildUnlessChannelExists($projects, $data['channel_id']);
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return response()->json([
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'code' => 1,
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'msg' => $e->getMessage() ?: '创建失败',
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], 422);
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}
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return response()->json([
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'code' => 0,
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'msg' => 'ok',
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'data' => [
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'id' => $channel->id,
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'links' => $channel->supportLinks(),
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],
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]);
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}
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public function update(Request $request, Channel $channel)
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{
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$this->authorizeChannel($channel);
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if ($this->isAgentPortal()) {
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$data = $request->validate([
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'remark' => ['nullable', 'string', 'max:255'],
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'status' => ['nullable', 'integer', Rule::in([0, 1])],
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]);
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if (array_key_exists('remark', $data)) {
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$channel->remark = $data['remark'];
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}
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if (array_key_exists('status', $data) && $data['status'] !== null) {
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$channel->status = (int) $data['status'];
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}
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} else {
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$data = $request->validate([
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'user_id' => ['nullable', 'integer', 'min:0'],
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'domains' => ['nullable', 'string', 'max:4000'],
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'remark' => ['nullable', 'string', 'max:255'],
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'status' => ['nullable', 'integer', Rule::in([0, 1])],
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]);
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if (array_key_exists('user_id', $data)) {
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$userId = (int) ($data['user_id'] ?? Channel::OFFICIAL_USER_ID);
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if ($userId > 0 && ! User::query()->whereKey($userId)->exists()) {
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throw ValidationException::withMessages(['user_id' => '代理用户不存在']);
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}
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if ($userId !== (int) $channel->user_id && $userId > 0) {
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$this->assertAgentChannelQuota($userId, $channel->id);
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}
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$channel->user_id = $userId;
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}
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if (array_key_exists('domains', $data)) {
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$channel->domains = SettingsService::parseDomains($data['domains']);
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}
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if (array_key_exists('remark', $data)) {
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$channel->remark = $data['remark'];
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}
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if (array_key_exists('status', $data) && $data['status'] !== null) {
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$channel->status = (int) $data['status'];
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}
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}
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$channel->save();
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return response()->json([
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'code' => 0,
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'msg' => 'ok',
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'data' => ['links' => $channel->supportLinks()],
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]);
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}
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public function destroy(Channel $channel, ChannelProjectService $projects)
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{
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abort_if($this->isAgentPortal(), 403);
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$this->authorizeChannel($channel);
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$channelId = $channel->channel_id;
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try {
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// Delete remotely first: a failed remote delete leaves the DB row available
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// for a safe retry instead of orphaning an unreachable static project.
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$projects->deleteWebTree($channelId);
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DB::transaction(static fn () => $channel->delete());
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} catch (\Throwable $e) {
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return response()->json([
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'code' => 1,
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'msg' => $e->getMessage() ?: '删除失败',
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], 422);
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}
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return response()->json(['code' => 0, 'msg' => 'ok']);
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}
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private function assertAgentChannelQuota(int $userId, ?int $exceptChannelId = null): void
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{
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if ($userId <= 0) {
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return;
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}
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$q = Channel::query()->where('user_id', $userId);
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if ($exceptChannelId) {
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$q->where('id', '!=', $exceptChannelId);
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}
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$count = $q->count();
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$max = Channel::maxPerAgent();
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if ($count >= $max) {
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throw ValidationException::withMessages([
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'user_id' => "该代理最多只能拥有 {$max} 条渠道链接",
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]);
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}
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}
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private function authorizeChannel(Channel $channel): void
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{
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if ($agent = $this->agent()) {
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abort_unless((int) $channel->user_id === (int) $agent->id, 403);
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}
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}
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private function compensateBuildUnlessChannelExists(
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ChannelProjectService $projects,
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string $channelId
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): void {
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try {
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// A concurrent request may have won the unique channel_id insert. Its
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// project must not be removed by this request's compensation.
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if (Channel::query()->where('channel_id', $channelId)->exists()) {
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return;
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}
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} catch (\Throwable $e) {
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Log::warning('Skipped channel build compensation because DB state is unknown', [
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'channel_id' => $channelId,
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'error' => $e->getMessage(),
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]);
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return;
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}
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try {
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$projects->deleteWebTree($channelId);
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} catch (\Throwable $e) {
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Log::error('Failed to compensate channel build', [
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'channel_id' => $channelId,
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'error' => $e->getMessage(),
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]);
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}
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}
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}
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