50 lines
1.8 KiB
PHP
50 lines
1.8 KiB
PHP
<?php
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namespace top\middleware;
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use top\library\Annotation;
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use top\library\Application;
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use top\library\http\Request;
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use top\middleware\ifs\MiddlewareIfs;
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/**
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* 执行前置后置方法（前置后置操作中应尽量避免过多的数据库操作）
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*
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* @author topnuomi 2018年11月20日
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*/
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class Action implements MiddlewareIfs
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{
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public function handler(Request $request, \Closure $next)
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{
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$className = $request->controllerFullName();
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$methodAnnotations = Annotation::getMethodAnnotation($className, $request->method());
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$reflectionClass = Application::getReflectionClass($className);
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// 前置操作
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if (isset($methodAnnotations['beforeAction'])) {
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$functions = explode('|', $methodAnnotations['beforeAction']);
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foreach ($functions as $function) {
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if (substr($function, 0, 1) == '_' && $reflectionClass->hasMethod($function)) {
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$beforeData = (Application::getReflectionMethod($request->controllerFullName(), $function))->invoke(Application::getInstance($request->controllerFullName()));
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if (!empty($beforeData)) return $beforeData;
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}
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}
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$functions = null;
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}
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$closure = $next();
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// 后置操作
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if (isset($methodAnnotations['afterAction'])) {
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$functions = explode('|', $methodAnnotations['afterAction']);
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foreach ($functions as $function) {
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if (substr($function, 0, 1) == '_' && $reflectionClass->hasMethod($function)) {
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(Application::getReflectionMethod($request->controllerFullName(), $function))->invoke(Application::getInstance($request->controllerFullName()));
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}
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}
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}
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return $closure;
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}
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}
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