api/Core/Controller.php

<?php

namespace Core;

use mysql_xdevapi\Exception;

/**
 * Base controller
 *
 * PHP version 7.0
 */
abstract class Controller
{
    /**
     * Parameters from the matched route
     * @var array
     */
    protected $route_params = [];
    protected $querys = [];
    public  $body ;
    protected  $input;
    protected  $debug = false;
    /**
     * Class constructor
     *
     * @param array $route_params  Parameters from the route
     *
     * @return void
     */
    public function __construct($route_params)
    {

        switch($_SERVER['CONTENT_TYPE']){
            case 'application/json':
                $this->body = file_get_contents('php://input');
                $this->input = json_decode($this->body);
                break;
        }
        $this->route_params = $route_params;
    }
    /**
     * Magic method called when a non-existent or inaccessible method is
     * called on an object of this class. Used to execute before and after
     * filter methods on action methods. Action methods need to be named
     * with an "Action" suffix, e.g. indexAction, showAction etc.
     *
     * @param string $name  Method name
     * @param array $args Arguments passed to the method
     *
     * @return void
     */
    public function __call($name, $args)
    {
        $method = $name . 'Action';

        if (method_exists($this, $method)) {
            if ($this->before() !== false) {
                    call_user_func_array([$this, $method], $args);

                $this->after();
            }
        } else {
            throw new \Exception("Method $method not found in controller " . get_class($this));
        }
    }
    /**
     * Before filter - called before an action method.
     *
     * @return void
     */
    protected function before()
    {

    }
    /**
     * After filter - called after an action method.
     *
     * @return void
     */
    protected function after(){

    }
    public function JsonResp($code,$data,$msg){
        header('Access-Control-Allow-Origin:*');
        header('Access-Control-Allow-Methods:OPTIONS, GET, POST'); // 允许option，get，post请求
        header('Access-Control-Allow-Headers:x-requested-with'); // 允许x-requested-with请求头
        header('Access-Control-Allow-Headers:x-ijt'); // 允许x-requested-with请求头
        header('Content-Type: application/json'); // 允许x-requested-with请求头

        $ret["code"] = $code;
        $ret["msg"] = $msg;
        $ret["data"] = $data;
        $dat = json_encode ( $ret );
        $this->_rsp($dat);
    }
    protected  function _rsp($dat){
        if (is_string($dat)){
            print $dat;
        }else{
            throw new Exception("internal err",201);
        }
    }
    protected function Crash($code,$msg){

    }
}