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ajax + php + Controller 控制所有后台函数调用,ajaxcontroller_PHP教程

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Lepaskan: 2016-07-13 09:46:32
asal
918 orang telah melayarinya

ajax + php + Controller 控制所有后台函数调用,ajaxcontroller

转载请注明出处:http://www.cnblogs.com/ghypnus/p/4645873.html 

好久没有来这边发布代码了

总共分成3大部分来完成php的ajax调用逻辑,以下是大致的结构

第一部分:ajax请求:主要是action这个参数,LoginController是php的类名,login是LoginController这个类中的函数名

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$('#submit').on('click', <span>function</span><span> (e) {

        e.stopPropagation();

        $.ajax({

            url: </span>"../../controllers/Controller.php"<span>,

            data: {

                action: </span>"LoginController/login"<span>,

                username: username,

                password: password

            },

            dataType: </span>"text"<span>,

            type: </span>'POST'<span>,

            timeout: </span>10000<span>,

            error: </span><span>function</span><span> () {

                alert(</span>"服务器超时"<span>);

            },

            success: </span><span>function</span><span> (data) {

                    alert(data);

            }

        });

    });</span>

Salin selepas log masuk

第二部分:Controller.php,这个文件是调用其他具体的功能类的控制器,起到枢纽作用,主要是通过反射来实现

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<?<span>php

 

</span><span>if</span> (!<span>empty</span>(<span>$_REQUEST</span>['action'<span>])) {

    </span><span>try</span><span> {

        </span><span>$action</span> = <span>explode</span>('/', <span>$_REQUEST</span>['action'<span>]);

        </span><span>$class_name</span> = <span>$action</span>[0<span>];

        </span><span>$method_name</span> = <span>$action</span>[1<span>];

        </span><span>require</span> <span>$class_name</span> . '.php'<span>;

        </span><span>$class</span> = <span>new</span> ReflectionClass(<span>$class_name</span><span>);

        </span><span>if</span> (<span>class_exists</span>(<span>$class_name</span><span>)) {

            </span><span>if</span> (<span>$class</span>->hasMethod(<span>$method_name</span><span>)) {

                </span><span>$func</span> = <span>$class</span>->getmethod(<span>$method_name</span><span>);

                </span><span>$instance</span> = <span>$class</span>-><span>newInstance();

                </span><span>$func</span>->invokeArgs(<span>$instance</span>, <span>array</span>(<span>$_REQUEST</span><span>));

                </span><span>$result</span> = <span>$instance</span>-><span>getResult();

                </span><span>echo</span> <span>$result</span><span>;

            }

        }

    } </span><span>catch</span> (<span>Exception</span> <span>$exc</span><span>) {

        </span><span>echo</span> <span>$exc</span>-><span>getTraceAsString();

    }

}

</span>?>

Salin selepas log masuk

第三部分:LoginController.php,这个文件是具体的功能类

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<?<span>php

 

</span><span>class</span><span> LoginController {

  <br />    <span>private </span>$result;<br />

    </span><span>function</span><span> LoginController() {

        </span><span>//</span><span>初始化数据库连接等参数</span>

<span>

    }

 

    </span><span>function</span> login(<span>$args</span><span>) {

       </span><span>//</span><span>具体的登录逻辑</span>

<span>    }

 

    </span><span>function</span><span> getResult() {

        </span><span>return</span> <span>$this</span>-><span>result;

    }

 

}

 

</span>?>

Salin selepas log masuk

 

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