index.php

<?php
error_reporting(E_ALL ^ E_DEPRECATED);
require_once($_SERVER['DOCUMENT_ROOT']."/api/REST.api.php");
require_once($_SERVER['DOCUMENT_ROOT']."/api/lib/Database.class.php");
require_once($_SERVER['DOCUMENT_ROOT']."/api/lib/Signup.class.php");

class API extends REST {
    
    public $data = "";
    
    private $db = NULL;
    
    public function __construct(){
        parent::__construct();                  // Init parent contructor
        $this->db = Database::getConnection();  // Initiate Database connection
    }
    
    /*
    * Public method for access api.
    * This method dynmically call the method based on the query string
    *
    */
    public function processApi(){
        $func = strtolower(trim(str_replace("/","",$_REQUEST['rquest'])));
        if((int)method_exists($this,$func) > 0)
        $this->$func();
        else
        $this->response('',400);                // If the method not exist with in this class, response would be "Page not found".
    }

    public function __call($method, $args){
        
    }
    
    /*************API SPACE START*******************/
    
    private function about(){
        
        if($this->get_request_method() != "POST"){
            $error = array('status' => 'WRONG_CALL', "msg" => "The type of call cannot be accepted by our servers.");
            $error = $this->json($error);
            $this->response($error,406);
        }
        $data = array('version' => $this->_request['version'], 'desc' => 'This API is created by Blovia Technologies Pvt. Ltd., for the public usage for accessing data about vehicles.');
        $data = $this->json($data);
        $this->response($data,200);
        
    }
    
    private function test(){
        $data = $this->json(getallheaders());
        $this->response($data,200);
    }
    
    private function gen_hash(){
        $st = microtime(true);
        if(isset($this->_request['pass'])){
            $cost = (int)$this->_request['cost'];
            $options = [
                "cost" => $cost
            ];
            $hash = password_hash($this->_request['pass'], PASSWORD_BCRYPT, $options);
            $data = [
                "hash" => $hash,
                "info" => password_get_info($hash),
                "val" => $this->_request['pass'],
                "verified" => password_verify($this->_request['pass'], $hash),
                "time_in_ms" => microtime(true) - $st
            ];
            $data = $this->json($data);
            $this->response($data,200);
        }
    }
    
    private function verify_hash(){
        if(isset($this->_request['pass']) and isset($this->_request['hash'])){
            $hash = $this->_request['hash'];
            $data = [
                "hash" => $hash,
                "info" => password_get_info($hash),
                "val" => $this->_request['pass'],
                "verified" => password_verify($this->_request['pass'], $hash),
            ];
            $data = $this->json($data);
            $this->response($data,200);
        }
    }

    private function signup(){
        if($this->get_request_method() == "POST" and isset($this->_request['username']) and isset($this->_request['email']) and isset($this->_request['password'])){
            $username = $this->_request['username'];
            $email = $this->_request['email'];
            $password = $this->_request['password'];

            try{
                $s = new Signup($username, $password, $email);
                $data = [
                    "message" => "Signup success",
                    "userid" => $s->getInsertID()
                ];
                $this->response($this->json($data), 200);
            } catch(Exception $e) {
                $data = [
                    "error" => $e->getMessage()
                ];
                $this->response($this->json($data), 409);
            }
             
        } else {
            $data = [
                "error" => "Bad request"
            ];
            $data = $this->json($data);
            $this->response($data, 400);
        }
    }
    
    
    
    
    /*************API SPACE END*********************/
    
    /*
    Encode array into JSON
    */
    private function json($data){
        if(is_array($data)){
            return json_encode($data, JSON_PRETTY_PRINT);
        } else {
            return "{}";
        }
    }
    
}

// Initiiate Library

$api = new API;
$api->processApi();
?>