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Home Backend Development PHP Tutorial PHP源码mvc的初始化类有个setUrl方法不能运行

PHP源码mvc的初始化类有个setUrl方法不能运行

Jun 06, 2016 pm 08:18 PM
php

//PrivilegeAction.class.php

<code>//判断常量是否定义,如果没有定义,意味着不是请求的index.php
if(!defined('ACCESS'))exit;

//初始化类
class Application{
    //1.    初始化字符集
    private static function setHeader(){
        echo __METHOD__."<br>";
        header('Content-type:text/html;charset=utf-8');
    }

    //2.    初始化系统常量
    private static function setConst(){
        echo __METHOD__."<br>";
        //设置根目录常量
        define('ROOT_DIR',str_replace('/Core','',str_replace('\\','/',__DIR__)));
        //定义其他目录
        define('CORE_DIR',        ROOT_DIR . '/Core');
        define('ACTION_DIR',    ROOT_DIR . '/Action');
        define('CONF_DIR',        ROOT_DIR . '/Conf');
        define('MODEL_DIR',        ROOT_DIR . '/Model');
        define('VIEW_DIR',        ROOT_DIR . '/View');
        define('PUB_DIR',        ROOT_DIR . '/Public');
    }

    //3.    错误信息
    private static function setErrors(){
        echo __METHOD__."<br>";
        //开发环境下,显示错误,显示所有级别的错误
        //生产环境下,不显示错误,隐藏所有的级别的错误(系统要做好容错处理)
        @ini_set('error_reporting', 1);
        @ini_set('display_errors', 1);
    }

    //4.    自动加载
    //4.1    加载控制器类
    public static function loadAction($class){
        echo __METHOD__."<br>";
        //判断
        if(is_file(ACTION_DIR . "/$class.class.php")){
            include_once ACTION_DIR . "/$class.class.php";
        }
    }

    //4.2    加载核心类
    public static function loadCore($class){
        echo __METHOD__."<br>";
        //判断
        if(is_file(CORE_DIR . "/$class.class.php")){
            include_once CORE_DIR . "/$class.class.php";
        }
    }

    //4.3    加载模型类
    public static function loadModel($class){
        echo __METHOD__."<br>";
        //判断
        if(is_file(MODEL_DIR . "/$class.class.php")){
            include_once MODEL_DIR . "/$class.class.php";
        }
    }

    //将所有的自动加载方法注册到自动加载机制中
    private static function setAutoload(){
        echo __METHOD__."<br>";
        spl_autoload_register(array('Application','loadCore'));
        spl_autoload_register(array('Application','loadAction'));
        //系统会判断当前提供的参数是一个函数(字符串)还是一个数组
        //如果是一个数组:1.找到数组的第一个参数,判断该参数,如果参数不是一个对象,系统会认为该字符串是一个类名,所以在拼凑访问的时候,会用范围解析操作符去访问第二个参数
        //Application::loadCore();
        spl_autoload_register(array('Application','loadModel'));
    }

    //5.    开启session机制
    private static function setSession(){
        echo __METHOD__."<br>";
        //开启session
        @session_start();
    }

    //6.    加载配置文件
    private static function setConfig(){
        echo __METHOD__."<br>";
        $GLOBALS['config'] = include_once CONF_DIR . '/config.php';
    }

    //7.    URL初始化
    private static function setUrl(){
    echo __METHOD__."<br>";
        //获取用户的url信息(GET方式提交的数据)
        //module:请求的模块(控制器)
        $module = isset($_REQUEST['module']) ? $_REQUEST['module'] : 'privilege';
        //action:请求的方法
        $action = isset($_REQUEST['action']) ? $_REQUEST['action'] : 'login';
</code>
Copy after login
Copy after login
<code>        //处理字符串
        //1.    全部转小写
        $module = strtolower($module);
        $action = strtolower($action);

        //2.    类的首字母大写,方法不需要
        $module = ucfirst($module);

        
        //将获取到的数据定义成常量用于后面的方法使用 局部变量后面是不能用的
        define('MODULE',$module);
        define('ACTION',$action);
    }

    //8.    权限验证
    private static function setPrivilege(){
        echo __METHOD__."<br>";
        //放行一些不需要验证的控制器的方法
        if(!(MODULE == 'Privilege' && (ACTION == 'login' || ACTION == 'signin' || ACTION == 'captcha'))){
            //都是需要验证
            if(!isset($_SESSION['user'])){
                //用户没有登录
                header('Location:index.php');
            }
        }
    }

    //9.    分发
    private static function setDispatch(){
        echo __METHOD__;
        //找对对应的控制器类,实例化,再调用对应的方法即可
        $module = MODULE . 'Action';            //得到控制器名字
        $module = new $module();                //创建控制器对象
        $action = ACTION;
        $module->$action();                        //调用控制器中的方法
    }
</code>
Copy after login
Copy after login
<code>    //初始化方法
    public static function run(){
        //初始化项目
        //1.初始化字符集
        self::setHeader();
        //2.初始化系统常量
        self::setConst();
        //3.错误信息
        self::setErrors();
        //4.自动加载
        self::setAutoload();
        //5.session开启
        self::setSession();
        //6.配置文件
        self::setConfig();
        //7.URL初始化
        self::setUrl();
        //8.权限验证
        self::setPrivilege();
        //9.分发
        self::setDispatch();

    }
}
</code>
Copy after login
Copy after login

//indexphp

<code>//定义一个常量,用于其他文件的判断
//入口文件常量
define('ACCESS','ACC');

//加载初始化类Application.class.php
include_once 'Core/Application.class.php';

//调用系统初始化方法
//调用Application类的静态方法
Application::run();</code>
Copy after login
Copy after login

PHP源码mvc的初始化类有个setUrl方法不能运行

回复内容:

//PrivilegeAction.class.php

<code>//判断常量是否定义,如果没有定义,意味着不是请求的index.php
if(!defined('ACCESS'))exit;

//初始化类
class Application{
    //1.    初始化字符集
    private static function setHeader(){
        echo __METHOD__."<br>";
        header('Content-type:text/html;charset=utf-8');
    }

    //2.    初始化系统常量
    private static function setConst(){
        echo __METHOD__."<br>";
        //设置根目录常量
        define('ROOT_DIR',str_replace('/Core','',str_replace('\\','/',__DIR__)));
        //定义其他目录
        define('CORE_DIR',        ROOT_DIR . '/Core');
        define('ACTION_DIR',    ROOT_DIR . '/Action');
        define('CONF_DIR',        ROOT_DIR . '/Conf');
        define('MODEL_DIR',        ROOT_DIR . '/Model');
        define('VIEW_DIR',        ROOT_DIR . '/View');
        define('PUB_DIR',        ROOT_DIR . '/Public');
    }

    //3.    错误信息
    private static function setErrors(){
        echo __METHOD__."<br>";
        //开发环境下,显示错误,显示所有级别的错误
        //生产环境下,不显示错误,隐藏所有的级别的错误(系统要做好容错处理)
        @ini_set('error_reporting', 1);
        @ini_set('display_errors', 1);
    }

    //4.    自动加载
    //4.1    加载控制器类
    public static function loadAction($class){
        echo __METHOD__."<br>";
        //判断
        if(is_file(ACTION_DIR . "/$class.class.php")){
            include_once ACTION_DIR . "/$class.class.php";
        }
    }

    //4.2    加载核心类
    public static function loadCore($class){
        echo __METHOD__."<br>";
        //判断
        if(is_file(CORE_DIR . "/$class.class.php")){
            include_once CORE_DIR . "/$class.class.php";
        }
    }

    //4.3    加载模型类
    public static function loadModel($class){
        echo __METHOD__."<br>";
        //判断
        if(is_file(MODEL_DIR . "/$class.class.php")){
            include_once MODEL_DIR . "/$class.class.php";
        }
    }

    //将所有的自动加载方法注册到自动加载机制中
    private static function setAutoload(){
        echo __METHOD__."<br>";
        spl_autoload_register(array('Application','loadCore'));
        spl_autoload_register(array('Application','loadAction'));
        //系统会判断当前提供的参数是一个函数(字符串)还是一个数组
        //如果是一个数组:1.找到数组的第一个参数,判断该参数,如果参数不是一个对象,系统会认为该字符串是一个类名,所以在拼凑访问的时候,会用范围解析操作符去访问第二个参数
        //Application::loadCore();
        spl_autoload_register(array('Application','loadModel'));
    }

    //5.    开启session机制
    private static function setSession(){
        echo __METHOD__."<br>";
        //开启session
        @session_start();
    }

    //6.    加载配置文件
    private static function setConfig(){
        echo __METHOD__."<br>";
        $GLOBALS['config'] = include_once CONF_DIR . '/config.php';
    }

    //7.    URL初始化
    private static function setUrl(){
    echo __METHOD__."<br>";
        //获取用户的url信息(GET方式提交的数据)
        //module:请求的模块(控制器)
        $module = isset($_REQUEST['module']) ? $_REQUEST['module'] : 'privilege';
        //action:请求的方法
        $action = isset($_REQUEST['action']) ? $_REQUEST['action'] : 'login';
</code>
Copy after login
Copy after login
<code>        //处理字符串
        //1.    全部转小写
        $module = strtolower($module);
        $action = strtolower($action);

        //2.    类的首字母大写,方法不需要
        $module = ucfirst($module);

        
        //将获取到的数据定义成常量用于后面的方法使用 局部变量后面是不能用的
        define('MODULE',$module);
        define('ACTION',$action);
    }

    //8.    权限验证
    private static function setPrivilege(){
        echo __METHOD__."<br>";
        //放行一些不需要验证的控制器的方法
        if(!(MODULE == 'Privilege' && (ACTION == 'login' || ACTION == 'signin' || ACTION == 'captcha'))){
            //都是需要验证
            if(!isset($_SESSION['user'])){
                //用户没有登录
                header('Location:index.php');
            }
        }
    }

    //9.    分发
    private static function setDispatch(){
        echo __METHOD__;
        //找对对应的控制器类,实例化,再调用对应的方法即可
        $module = MODULE . 'Action';            //得到控制器名字
        $module = new $module();                //创建控制器对象
        $action = ACTION;
        $module->$action();                        //调用控制器中的方法
    }
</code>
Copy after login
Copy after login
<code>    //初始化方法
    public static function run(){
        //初始化项目
        //1.初始化字符集
        self::setHeader();
        //2.初始化系统常量
        self::setConst();
        //3.错误信息
        self::setErrors();
        //4.自动加载
        self::setAutoload();
        //5.session开启
        self::setSession();
        //6.配置文件
        self::setConfig();
        //7.URL初始化
        self::setUrl();
        //8.权限验证
        self::setPrivilege();
        //9.分发
        self::setDispatch();

    }
}
</code>
Copy after login
Copy after login

//indexphp

<code>//定义一个常量,用于其他文件的判断
//入口文件常量
define('ACCESS','ACC');

//加载初始化类Application.class.php
include_once 'Core/Application.class.php';

//调用系统初始化方法
//调用Application类的静态方法
Application::run();</code>
Copy after login
Copy after login

PHP源码mvc的初始化类有个setUrl方法不能运行

这里应该不是setUrl没有运行,而是在之前的setConfig里就挂掉了。
注意检查setConfig 里的 $GLOBALS['config'] = include_once CONF_DIR . '/config.php';
看看 config.php 里的内容是否正确。

配置文件错了

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