Initial commit

backend/app/Core/Request.php

@@ -0,0 +1,102 @@
+<?php
+
+namespace App\Core;
+
+/**
+ * Handles HTTP requests, extracting query params, body data, and headers.
+ */
+class Request
+{
+    private string $method;
+    private string $path;
+    private array $queryParams;
+    private array $bodyParams;
+    private array $headers;
+
+    public function __construct()
+    {
+        $this->method = strtoupper($_SERVER['REQUEST_METHOD'] ?? 'GET');
+        
+        // Extract clean path without query parameters
+        $uri = $_SERVER['REQUEST_URI'] ?? '/';
+        $path = explode('?', $uri)[0];
+        $this->path = '/' . trim($path, '/');
+        
+        $this->queryParams = $_GET;
+        $this->headers = $this->extractHeaders();
+        $this->bodyParams = $this->parseBody();
+    }
+
+    public function getMethod(): string
+    {
+        return $this->method;
+    }
+
+    public function getPath(): string
+    {
+        return $this->path;
+    }
+
+    public function getQueryParams(): array
+    {
+        return $this->queryParams;
+    }
+
+    public function getQuery(string $key, $default = null)
+    {
+        return $this->queryParams[$key] ?? $default;
+    }
+
+    public function getBody(): array
+    {
+        return $this->bodyParams;
+    }
+
+    public function get(string $key, $default = null)
+    {
+        return $this->bodyParams[$key] ?? ($this->queryParams[$key] ?? $default);
+    }
+
+    public function getHeaders(): array
+    {
+        return $this->headers;
+    }
+
+    public function getHeader(string $key, $default = null): ?string
+    {
+        $keyLower = strtolower($key);
+        return $this->headers[$keyLower] ?? $default;
+    }
+
+    private function extractHeaders(): array
+    {
+        $headers = [];
+        foreach ($_SERVER as $name => $value) {
+            if (substr($name, 0, 5) == 'HTTP_') {
+                $headers[strtolower(str_replace('_', '-', substr($name, 5)))] = $value;
+            } elseif ($name == 'CONTENT_TYPE') {
+                $headers['content-type'] = $value;
+            } elseif ($name == 'CONTENT_LENGTH') {
+                $headers['content-length'] = $value;
+            }
+        }
+        return $headers;
+    }
+
+    private function parseBody(): array
+    {
+        if ($this->method === 'GET') {
+            return [];
+        }
+
+        $contentType = $this->getHeader('content-type', '');
+        
+        if (strpos($contentType, 'application/json') !== false) {
+            $input = file_get_contents('php://input');
+            $data = json_decode($input, true);
+            return is_array($data) ? $data : [];
+        }
+
+        return $_POST;
+    }
+}