96 lines
2.4 KiB
PHP
96 lines
2.4 KiB
PHP
<?php
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namespace App\Core;
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/**
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* Handles generating and sending consistent API and HTML responses.
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*/
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class Response
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{
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private int $statusCode = 200;
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private array $headers = [];
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public function setStatusCode(int $code): self
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{
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$this->statusCode = $code;
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return $this;
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}
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public function getStatusCode(): int
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{
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return $this->statusCode;
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}
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public function setHeader(string $name, string $value): self
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{
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$this->headers[$name] = $value;
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return $this;
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}
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/**
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* Send JSON response and terminate execution
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*
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* @param mixed $data
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* @param int $code
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* @return void
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*/
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public function json($data, int $code = 200): void
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{
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$this->setStatusCode($code);
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$this->setHeader('Content-Type', 'application/json; charset=utf-8');
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// Setup CORS headers — restrict origin to the configured allowed domain
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$allowedOrigin = getenv('ALLOWED_ORIGIN') ?: '*';
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$this->setHeader('Access-Control-Allow-Origin', $allowedOrigin);
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$this->setHeader('Access-Control-Allow-Methods', 'GET, POST, PUT, DELETE, OPTIONS');
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$this->setHeader('Access-Control-Allow-Headers', 'Content-Type, Authorization, X-Requested-With');
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$this->setHeader('Vary', 'Origin'); // Required when Access-Control-Allow-Origin is not *
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$this->sendHeaders();
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http_response_code($this->statusCode);
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echo json_encode($data, JSON_UNESCAPED_UNICODE | JSON_PRETTY_PRINT);
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exit;
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}
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/**
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* Send success JSON response
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*/
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public function success(string $message, array $data = [], int $code = 200): void
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{
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$this->json([
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'status' => 'success',
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'message' => $message,
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'data' => $data
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], $code);
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}
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/**
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* Send error JSON response
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*/
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public function error(string $message, int $code = 400, array $errors = []): void
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{
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$response = [
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'status' => 'error',
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'message' => $message
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];
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if (!empty($errors)) {
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$response['errors'] = $errors;
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}
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$this->json($response, $code);
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}
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private function sendHeaders(): void
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{
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if (headers_sent()) {
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return;
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}
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foreach ($this->headers as $name => $value) {
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header("{$name}: {$value}");
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}
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}
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}
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