这是我的MVC框架ActionController的封装

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 ob_start();
77. $this->params = & $GLOBALS['DATA_CACHE']['request'];
78. $this->viewPath = trim(
79. $this->params['module'] . '/' . $this->params['controller'], '/');
80. if ($this->application() !== self::NO_RENDER)
81. $this->action($this->params['action']);
82. }
84. public function __destruct() {
85. if (!defined(self::IS_RENDER) && self::$_currentView != null) {
86. switch ($this->defaultRender) {
87. case self::VIEW :
88. case self::TEXT :
89. case self::ACTION :
90. case self::WIDGET :
91. #$this->defaultRender = $mode;
92. break;
93. default :
94. $this->defaultRender = self::VIEW;
95. }
96. $this->render(
97. $this->defaultRender,
98. self::$_currentView
99. );
100. }
101. if (self::$_instance != null)
102. self::$_instance = null;
103. if (self::$_request != null)
104. self::$_request = null;
105. }
107. protected function action($action) {
108. $name = MST_String::camelize($action);
109. $actName = $name . self::PF_ACTION;
110. if (!method_exists($this, $actName))
111. MST_Core::error(203, $actName);
112. $actRef = new ReflectionMethod($this, $actName);
113. if ($actRef->isPrivate() || $actRef->isProtected()
114. && !constant(MST_ActionController_Router::IS_MAP))
115. MST_Core::error(203, $actName);
116. if ($this->$actName() !== self::NO_RENDER && self::$_currentView == null)
117. self::$_currentView = $action;
118. return $this;
119. }
121. /**
122. * 输出，url跳转
123. */
124. protected function redirect($url) {
125. if (defined(self::IS_RENDER)) return self::NO_RENDER;
126. define(self::IS_RENDER, true);
127. header('Location:'.linkUri($url));
128. return $this;
129. }
131. // render XML
132. // render JAVASCRIPT
133. protected function render(
134. $mode = null,
135. $content = null,
136. array $options = null)
137. {
138. if (defined(self::IS_RENDER)) return self::NO_RENDER;
139. define(self::IS_RENDER, true);
140. if ($mode == null) $mode = $this->defaultRender;
141. if ($mode == self::VIEW)
142. $content = $this->viewPath . '/' . $content;
143. MST_ActionView::instance()
144. ->assign($this)
145. ->setOptions($options)
146. ->render($mode, $content);
147. return $this;
148. }
150. protected function customRender($file, $path, array $options = null) {
151. return $this->render(self::CUSTOM_VIEW, array($file, $path), $options);
152. }
154. protected function setView($val) {
155. self::$_currentView = $val;
156. }
158. protected function setViewOption($key, $val) {
159. MST_ActionView::instance()->setOption($key, $val);
160. return $this;
161. }
163. protected function getViewOption($key) {
164. return MST_ActionView::instance()->getOption($key);
165. }
167. protected function setViewOptions(array $options) {
168. MST_ActionView::instance()->setOptions($options);
169. return $this;
170. }
172. protected function getViewOptions() {
173. return MST_ActionView::instance()->getOptions();
174. }
176. protected function doComet(Closure $fn) {
177. $times = 0;
178. set_time_limit(0);
179. while(true) {
180. ob_flush();
181. flush();
182. $times++;
183. $result = call_user_func($fn, $times, $this);
184. if ($result === false) {
185. break;
186. }
187. usleep(10000);
188. sleep($this->comet);
189. }
190. }
191. }

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