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这是我的MVC框架ActionController的封装

时间：2021-07-01 10:21:17 帮助过：24人阅读

这是我的MVC框架ActionController的封装
  2. /*
  3. * MST_Library v3.1
  4. * @autohr Janpoem
  5. */
  7. if (!defined('IN_MST_CORE'))
  8. exit('MST_ActionController Can\'t be include single!');
  10. if (!defined(MST_Core::LITE_MODE)) {
  11. MST_Core::import(array(
  12. 'MST/ActionController/Request',
  13. 'MST/ActionController/Router',
  14. ), MST_Core::P_LIB);
  15. }
  17. abstract class MST_ActionController {
  19. const
  20. NO_RENDER = false,
  21. IS_RENDER = 'CONTROLLER_IS_RENDER',
  22. PF_CONTROLLER = 'Controller',
  23. PF_ACTION = 'Action',
  24. FILE = 'file',
  25. VIEW = 'view',
  26. TEXT = 'text',
  27. ACTION = 'action',
  28. WIDGET = 'widget',
  29. CUSTOM_VIEW = 'custom_view';
  31. private static
  32. $_request = null,
  33. $_instance = null,
  34. $_currentView = null;
  36. # @todo 此处的处理应该放到controller被实例化以后, dispatch应该有一个具体含义
  37. final static public function dispatch(array $config = null, $beforeDispatch = null) {
  38. if (self::$_instance == null) {
  39. $request = new MST_ActionController_Request($config['request']);
  40. $router = new MST_ActionController_Router($config['routes']);
  41. $router->routing($request);
  42. $controller = $request['controller'];
  43. $controller = MST_String::camelize2($controller) . static::PF_CONTROLLER;
  44. if ($request['module'] != null) {
  45. $module = $request['module'];
  46. if (strpos($module, '/') !== false)
  47. $module = str_replace('/', '_', $module);
  48. $controller = $module . '_' . $controller;
  49. }
  50. if (is_callable($beforeDispatch)) {
  51. call_user_func_array($beforeDispatch, array($request, & $controller));
  52. }
  53. $GLOBALS['DATA_CACHE']['request'] = & $request;
  54. if (!class_exists($controller))
  55. MST_Core::error(202, $controller);
  56. else
  57. self::$_instance = new $controller();
  58. }
  59. }
  61. public
  62. $layout = false,
  63. $format = 'html',
  64. $params = null,
  65. $autoLoadHelper = false;
  67. protected
  68. $comet = 0,
  69. $viewPath = null,
  70. $defaultRender = self::VIEW;
  72. abstract public function application();
  74. private function __construct()
  75. {
  76. if ($this->comet <= 0)
  77. ob_start();
  78. $this->params = & $GLOBALS['DATA_CACHE']['request'];
  79. $this->viewPath = trim(
  80. $this->params['module'] . '/' . $this->params['controller'], '/');
  81. if ($this->application() !== self::NO_RENDER)
  82. $this->action($this->params['action']);
  83. }
  85. public function __destruct() {
  86. if (!defined(self::IS_RENDER) && self::$_currentView != null) {
  87. switch ($this->defaultRender) {
  88. case self::VIEW :
  89. case self::TEXT :
  90. case self::ACTION :
  91. case self::WIDGET :
  92. #$this->defaultRender = $mode;
  93. break;
  94. default :
  95. $this->defaultRender = self::VIEW;
  96. }
  97. $this->render(
  98. $this->defaultRender,
  99. self::$_currentView
  100. );
  101. }
  102. if (self::$_instance != null)
  103. self::$_instance = null;
  104. if (self::$_request != null)
  105. self::$_request = null;
  106. }
  108. protected function action($action) {
  109. $name = MST_String::camelize($action);
  110. $actName = $name . self::PF_ACTION;
  111. if (!method_exists($this, $actName))
  112. MST_Core::error(203, $actName);
  113. $actRef = new ReflectionMethod($this, $actName);
  114. if ($actRef->isPrivate() || $actRef->isProtected()
  115. && !constant(MST_ActionController_Router::IS_MAP))
  116. MST_Core::error(203, $actName);
  117. if ($this->$actName() !== self::NO_RENDER && self::$_currentView == null)
  118. self::$_currentView = $action;
  119. return $this;
  120. }
  122. /**
  123. * 输出，url跳转
  124. */
  125. protected function redirect($url) {
  126. if (defined(self::IS_RENDER)) return self::NO_RENDER;
  127. define(self::IS_RENDER, true);
  128. header('Location:'.linkUri($url));
  129. return $this;
  130. }
  132. // render XML
  133. // render JAVASCRIPT
  134. protected function render(
  135. $mode = null,
  136. $content = null,
  137. array $options = null)
  138. {
  139. if (defined(self::IS_RENDER)) return self::NO_RENDER;
  140. define(self::IS_RENDER, true);
  141. if ($mode == null) $mode = $this->defaultRender;
  142. if ($mode == self::VIEW)
  143. $content = $this->viewPath . '/' . $content;
  144. MST_ActionView::instance()
  145. ->assign($this)
  146. ->setOptions($options)
  147. ->render($mode, $content);
  148. return $this;
  149. }
  151. protected function customRender($file, $path, array $options = null) {
  152. return $this->render(self::CUSTOM_VIEW, array($file, $path), $options);
  153. }
  155. protected function setView($val) {
  156. self::$_currentView = $val;
  157. }
  159. protected function setViewOption($key, $val) {
  160. MST_ActionView::instance()->setOption($key, $val);
  161. return $this;
  162. }
  164. protected function getViewOption($key) {
  165. return MST_ActionView::instance()->getOption($key);
  166. }
  168. protected function setViewOptions(array $options) {
  169. MST_ActionView::instance()->setOptions($options);
  170. return $this;
  171. }
  173. protected function getViewOptions() {
  174. return MST_ActionView::instance()->getOptions();
  175. }
  177. protected function doComet(Closure $fn) {
  178. $times = 0;
  179. set_time_limit(0);
  180. while(true) {
  181. ob_flush();
  182. flush();
  183. $times++;
  184. $result = call_user_func($fn, $times, $this);
  185. if ($result === false) {
  186. break;
  187. }
  188. usleep(10000);
  189. sleep($this->comet);
  190. }
  191. }
  192. }

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