[TASK] Readded Pecee folder.

src/Pecee/Http/Middleware/BaseCsrfVerifier.php

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+<?php
+namespace Pecee\Http\Middleware;
+
+use Pecee\CsrfToken;
+use Pecee\Exception\TokenMismatchException;
+use Pecee\Http\Request;
+
+class BaseCsrfVerifier implements IMiddleware {
+
+    const POST_KEY = 'csrf-token';
+    const HEADER_KEY = 'X-CSRF-TOKEN';
+
+    protected $except;
+    protected $csrfToken;
+
+
+    public function __construct() {
+        $this->csrfToken = new CsrfToken();
+    }
+
+    /**
+     * Check if the url matches the urls in the except property
+     * @param Request $request
+     * @return bool
+     */
+    protected function skip(Request $request) {
+
+        if($this->except === null || !is_array($this->except)) {
+            return false;
+        }
+
+        foreach($this->except as $url) {
+            $url = rtrim($url, '/');
+            if($url[strlen($url)-1] === '*') {
+                $url = rtrim($url, '*');
+                $skip = (stripos($request->getUri(), $url) === 0);
+            } else {
+                $skip = ($url === rtrim($request->getUri(), '/'));
+            }
+
+            if($skip) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    public function handle(Request $request) {
+
+        if($request->getMethod() != 'get' && !$this->skip($request)) {
+
+            $token = (isset($_POST[self::POST_KEY])) ? $_POST[self::POST_KEY] : null;
+
+            // If the token is not posted, check headers for valid x-csrf-token
+            if($token === null) {
+                $token = $request->getHeader(self::HEADER_KEY);
+            }
+
+            if( !$this->csrfToken->validate( $token ) ) {
+                throw new TokenMismatchException('Invalid csrf-token.');
+            }
+
+        }
+
+    }
+
+}

src/Pecee/Http/Middleware/IMiddleware.php

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+<?php
+namespace Pecee\Http\Middleware;
+
+use Pecee\Http\Request;
+
+interface IMiddleware {
+    public function handle(Request $request);
+}

src/Pecee/Http/Request.php

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+<?php
+namespace Pecee\Http;
+
+class Request {
+
+    protected static $instance;
+
+    protected $data;
+    protected $uri;
+    protected $host;
+    protected $method;
+    protected $headers;
+
+    /**
+     * Return new instance
+     * @return static
+     */
+    public static function getInstance() {
+        if(self::$instance === null) {
+            self::$instance = new static();
+        }
+        return self::$instance;
+    }
+
+    public function __construct() {
+        $this->data = array();
+        $this->host = $_SERVER['HTTP_HOST'];
+        $this->uri = $_SERVER['REQUEST_URI'];
+        $this->method = (isset($_POST['_method'])) ? strtolower($_POST['_method']) : strtolower($_SERVER['REQUEST_METHOD']);
+        $this->headers = array_change_key_case(getallheaders(), CASE_LOWER);
+    }
+
+    /**
+     * @return string
+     */
+    public function getUri() {
+        return $this->uri;
+    }
+
+    /**
+     * @return string
+     */
+    public function getHost() {
+        return $this->host;
+    }
+
+    /**
+     * @return string
+     */
+    public function getMethod() {
+        return $this->method;
+    }
+
+    /**
+     * Get http basic auth user
+     * @return string|null
+     */
+    public function getUser() {
+        return (isset($_SERVER['PHP_AUTH_USER'])) ? $_SERVER['PHP_AUTH_USER']: null;
+    }
+
+    /**
+     * Get http basic auth password
+     * @return string|null
+     */
+    public function getPassword() {
+        return (isset($_SERVER['PHP_AUTH_PW'])) ? $_SERVER['PHP_AUTH_PW']: null;
+    }
+
+    /**
+     * Get headers
+     * @return array
+     */
+    public function getHeaders() {
+        return $this->headers;
+    }
+
+    /**
+     * Get id address
+     * @return string
+     */
+    public function getIp() {
+        return isset($_SERVER['HTTP_X_FORWARDED_FOR']) ? $_SERVER['HTTP_X_FORWARDED_FOR'] : $_SERVER['REMOTE_ADDR'];
+    }
+
+    /**
+     * Get referer
+     * @return string
+     */
+    public function getReferer() {
+        return isset($_SERVER['HTTP_REFERER']) ? $_SERVER['HTTP_REFERER'] : '';
+    }
+
+    /**
+     * Get user agent
+     * @return string
+     */
+    public function getUserAgent() {
+        return isset($_SERVER['HTTP_USER_AGENT']) ? $_SERVER['HTTP_USER_AGENT'] : '';
+    }
+
+    /**
+     * Get header value by name
+     * @param string $name
+     * @return string|null
+     */
+    public function getHeader($name) {
+        return (isset($this->headers[strtolower($name)])) ? $this->headers[strtolower($name)] : null;
+    }
+
+    /**
+     * Get request input or default value
+     * @param string $name
+     * @param string $defaultValue
+     * @return mixed
+     */
+    public function getInput($name, $defaultValue) {
+        return (isset($_REQUEST[$name]) ? $_REQUEST[$name] : $defaultValue);
+    }
+
+    public function __set($name, $value = null) {
+        $this->data[$name] = $value;
+    }
+
+    public function __get($name) {
+        return isset($this->data[$name]) ? $this->data[$name] : null;
+    }
+
+}

src/Pecee/Http/Response.php

@@ -0,0 +1,86 @@
+<?php
+
+namespace Pecee\Http;
+
+class Response {
+
+    /**
+     * Set the http status code
+     *
+     * @param int $code
+     * @return self $this
+     */
+    public function httpCode($code) {
+        http_response_code($code);
+        return $this;
+    }
+
+    /**
+     * Redirect the response
+     *
+     * @param string $url
+     */
+    public function redirect($url) {
+        $this->header('Location: ' . $url);
+        die();
+    }
+
+    public function refresh() {
+        $this->redirect(url());
+    }
+
+    /**
+     * Add http authorisation
+     * @param string $name
+     * @return self $this
+     */
+    public function auth($name = '') {
+        $this->headers([
+            'WWW-Authenticate: Basic realm="' . $name . '"',
+            'HTTP/1.0 401 Unauthorized'
+        ]);
+        return $this;
+    }
+
+    public function cache($duration = 2592000) {
+        $this->headers([
+            'Cache-Control: public,max-age='.$duration.',must-revalidate',
+            'Expires: '.gmdate('D, d M Y H:i:s',(time()+$duration)).' GMT',
+            'Last-modified: '.gmdate('D, d M Y H:i:s',time()).' GMT'
+        ]);
+        return $this;
+    }
+
+    /**
+     * Json encode array
+     * @param array $value
+     */
+    public function json(array $value) {
+        $this->header('Content-type: application/json');
+        echo json_encode($value);
+        die();
+    }
+
+    /**
+     * Add header to response
+     * @param string $value
+     * @return self $this
+     */
+    public function header($value) {
+        header($value);
+        return $this;
+    }
+
+    /**
+     * Add multiple headers to response
+     * @param array $headers
+     * @return self $this
+     */
+    public function headers(array $headers) {
+        foreach($headers as $header) {
+            header($header);
+        }
+        return $this;
+    }
+
+}