61 lines
1.7 KiB
PHP
61 lines
1.7 KiB
PHP
<?php
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namespace App\Http\Middleware;
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use Closure;
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use Illuminate\Http\Request;
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use Illuminate\Support\Facades\DB;
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class TenantIsolation
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{
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/**
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* Handle an incoming request.
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*/
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public function handle(Request $request, Closure $next)
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{
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$tenantId = $request->attributes->get('tenant_id');
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if (!$tenantId) {
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return response()->json(['error' => 'Tenant ID not found in token'], 401);
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}
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// Get the tenant from request (query param, route param, or header)
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$requestTenantId = $this->getTenantIdFromRequest($request);
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if ($requestTenantId && $requestTenantId != $tenantId) {
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return response()->json(['error' => 'Tenant isolation violation'], 403);
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}
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// Set tenant context for query scoping
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DB::statement("SET @tenant_id = ?", [$tenantId]);
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// Add tenant context to request for easy access in controllers
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$request->attributes->set('current_tenant_id', $tenantId);
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return $next($request);
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}
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/**
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* Extract tenant ID from request
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*/
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private function getTenantIdFromRequest(Request $request): ?int
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{
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// 1. Route parameter (e.g., /api/v1/tenant/123/events)
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if ($request->route('tenant')) {
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return (int) $request->route('tenant');
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}
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// 2. Query parameter (e.g., ?tenant_id=123)
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if ($request->query('tenant_id')) {
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return (int) $request->query('tenant_id');
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}
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// 3. Header (X-Tenant-ID)
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if ($request->header('X-Tenant-ID')) {
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return (int) $request->header('X-Tenant-ID');
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}
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// 4. For tenant-specific resources, use token tenant_id
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return null;
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}
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} |