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‎README.md‎

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‎index.php‎

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<?php
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// PHP Core
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// Author: Hung Thanh Nguyen
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// Web server configurations
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// Apache: modify .htaccess as following
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// RewriteEngine On
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// RewriteCond %{REQUEST_FILENAME} !-f
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// RewriteCond %{REQUEST_FILENAME} !-d
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// RewriteRule ^(.*)$ index.php?q=$1 [QSA,NC,L]
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// Nginx: modify nginx.conf as following:
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// location / {
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// index index.html index.htm index.php;
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// if (!-e $request_filename) {
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// rewrite ^(.*)$ /index.php?q=$1;
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// }
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// }
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$App = null;
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try {
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require_once "vendor/autoload.php";
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session_start();
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require_once("src/server/config.php");
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$AppName = STARTUP;
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$App = new $AppName();
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$App->process();
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}
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catch (Exception $e) {
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$App->ErrorHandler->process($e);
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}
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?>

‎src/server/config.php‎

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<?php
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// define boostrap class
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define("STARTUP", "phpcore\\Startup", true);
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// define default views folder
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define("DEFAULT_VIEWS_FOLDER", "src/server/views/", true);
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?>

‎src/server/core/ApiController.php‎

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<?php
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namespace phpcore\core;
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use Exception;
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abstract class ApiController extends Controller {
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public function process() {
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try {
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if (preg_match("/^GET$/", $this->Request->Method)) {
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$this->get();
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}
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else if (preg_match("/^POST$/", $this->Request->Method)) {
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$this->post();
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}
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else if (preg_match("/^PUT$/", $this->Request->Method)) {
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$this->put();
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}
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else if (preg_match("/^DELETE$/", $this->Request->Method)) {
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$this->delete();
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}
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else if (preg_match("/^PATCH$/", $this->Request->Method)) {
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$this->patch();
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}
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else if (preg_match("/^OPTIONS$/", $this->Request->Method)) {
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$this->options();
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}
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}
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catch (Exception $e) {
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throw $e;
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}
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}
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public abstract function get();
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public abstract function post();
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public abstract function put();
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public abstract function delete();
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public abstract function patch();
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public abstract function options();
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}
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?>

‎src/server/core/App.php‎

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<?php
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namespace phpcore\core;
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use Exception;
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abstract class App {
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public $Request;
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public $Route;
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public $ErrorHandler;
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public function __construct() {
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try {
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$this->Request = new Request();
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$this->Route = new Route();
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$this->setErrorHandler(new DefaultErrorHandler());
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}
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catch (Exception $e) {
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throw $e;
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}
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}
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public function setErrorHandler(IErrorHandler $errorHandler) {
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try {
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$this->ErrorHandler = $errorHandler;
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}
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catch (Exception $e) {
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throw $e;
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}
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}
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public function useMvc() {
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try {
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$ControllerClass = $this->Route->getController($this->Request->Controller, $this->Request->IsApi);
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$Controller = new $ControllerClass($this->Request);
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$Controller->process();
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}
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catch (Exception $e) {
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throw $e;
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}
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}
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public function useCors(string $origin) {
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try {
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if ($origin == "" || $origin == "*")
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$origin = $this->Request->Origin;
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header('Access-Control-Allow-Origin: ' . $origin);
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header('Access-Control-Allow-Methods: GET, POST, PUT, DELETE, PATCH, OPTIONS');
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header('Access-Control-Allow-Headers: Origin, X-Requested-With, Content-Type, Accept, Authorization');
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}
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catch (Exception $e) {
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throw $e;
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}
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}
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abstract public function process();
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}
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?>

‎src/server/core/Controller.php‎

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<?php
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namespace phpcore\core;
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use Exception;
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abstract class Controller {
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protected $Request;
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protected $ViewFolder;
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public function __construct(&$request) {
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try {
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$this->Request = $request;
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$this->ViewFolder = DEFAULT_VIEWS_FOLDER;
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$this->fixViewFolder();
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}
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catch (Exception $e) {
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throw $e;
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}
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}
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public function fixViewFolder() {
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try {
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$this->ViewFolder = preg_replace("/\//", "\\", $this->ViewFolder);
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if (substr($this->ViewFolder, -1) != "\\")
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$this->ViewFolder = $this->ViewFolder . "\\";
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}
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catch (Exception $e) {
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throw $e;
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}
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}
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public function view($view) {
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try {
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require_once($this->ViewFolder . $view . ".php");
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}
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catch (Exception $e) {
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throw $e;
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}
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}
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public abstract function process();
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}
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?>

‎src/server/core/DefaultErrorHandler.php‎

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<?php
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namespace phpcore\core;
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use Exception;
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class DefaultErrorHandler implements IErrorHandler {
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public function process($exception) {
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trigger_error($exception->getMessage());
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HttpCodes::internalServerError();
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}
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}
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?>

‎src/server/core/HttpCodes.php‎

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<?php
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namespace phpcore\core;
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use Exception;
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class HttpCodes {
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public static function ok() {
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header("HTTP/1.1 200 OK");
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header("Content-Type: text/plain");
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}
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public static function unauthorized() {
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header("HTTP/1.1 401 Unauthorized");
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header("Content-Type: text/plain");
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}
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public static function forbidden() {
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header("HTTP/1.1 403 Forbidden");
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header("Content-Type: text/plain");
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}
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public static function notFound() {
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header("HTTP/1.1 404 Not Found");
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header("Content-Type: text/plain");
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}
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public static function methodNotAllowed() {
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header("HTTP/1.1 405 Method Not Allowed");
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header("Content-Type: text/plain");
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}
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public static function internalServerError() {
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header("HTTP/1.1 500 Internal Server Error");
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header("Content-Type: text/plain");
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}
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}
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?>

‎src/server/core/IErrorHandler.php‎

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<?php
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namespace phpcore\core;
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interface IErrorHandler {
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public function Process($exception);
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}
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?>

‎src/server/core/Request.php‎

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<?php
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namespace phpcore\core;
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use Exception;
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class Request {
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public $IsApi = false;
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public $Origin;
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public $Method;
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public $Controller;
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public $Arguments = array();
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public $Headers = array();
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public function __construct() {
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try {
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// Requests from the same server don't have a HTTP_ORIGIN header
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if (array_key_exists('HTTP_ORIGIN', $_SERVER))
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$this->Origin = $_SERVER['HTTP_ORIGIN'];
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else
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$this->Origin = $_SERVER['SERVER_NAME'];
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$this->Method = $_SERVER['REQUEST_METHOD'];
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if (isset($_REQUEST['q'])) {
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$this->Arguments = explode('/', ltrim(rtrim($_REQUEST['q'], '/'), '/'));
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}
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$this->Controller = array_shift($this->Arguments);
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if (preg_match('/^api$/i', $this->Controller)) {
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$this->IsApi = true;
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$this->Controller = array_shift($this->Arguments);
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}
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$this->Headers = $this->GetRequestHeaders();
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}
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catch (Exception $e) {
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throw $e;
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}
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}
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public function getRequestHeaders() {
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try {
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if (!function_exists('apache_request_headers')) {
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foreach ($_SERVER as $key => $value) {
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if (preg_match('/^HTTP_/', $key)) {
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$key = str_replace(' ', '-', ucwords(strtolower(str_replace('_', ' ', substr($key, 5)))));
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$headers[$key] = $value;
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} else if ($key == "CONTENT_TYPE") {
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$headers["Content-Type"] = $value;
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} else if ($key == "CONTENT_LENGTH") {
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$headers["Content-Length"] = $value;
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}
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}
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}
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else {
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$headers = apache_request_headers();
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}
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return $headers;
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}
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catch (Exception $e) {
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throw $e;
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}
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}
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}
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?>

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