/** * Rendering a layout. It also renders the views that the layout contains. * @throws AiryException */ public function render() { //To get the layout file $layoutContent = file_get_contents($this->_layoutPath); $this->prepareContent($layoutContent); //Fetch each views $viewContents = array(); foreach ($this->_layout as $contentKey => $viewComponent) { //check if it is an array that contains module controller action if (is_array($viewComponent)) { $moduleName = MvcReg::getModuleName(); $moduleName = isset($viewComponent[self::MODULE]) ? $viewComponent[self::MODULE] : $moduleName; try { if (isset($viewComponent[self::CONTROLLER])) { $controllerName = $viewComponent[self::CONTROLLER]; } else { throw new AiryException('Layout is missing controller'); } if (isset($viewComponent[self::ACTION])) { $actionName = $viewComponent[self::ACTION]; } else { throw new AiryException('Layout is missing controller'); } $paramString = ""; if (isset($viewComponent[self::PARAMS])) { $paramString = $this->getParamString($viewComponent[self::PARAMS]); } $HttpServerHost = PathService::getAbsoluteHostURL(); $config = Config::getInstance(); $LeadingUrl = $HttpServerHost . "/" . $config->getLeadFileName(); $mvcKeywords = $config->getMVCKeyword(); $moduleKey = $mvcKeywords['module']; $controllerKey = $mvcKeywords['controller']; $actionKey = $mvcKeywords['action']; $moduleName = RouterHelper::hyphenToCamelCase($moduleName); $controllerName = RouterHelper::hyphenToCamelCase($controllerName, TRUE); $actionName = RouterHelper::hyphenToCamelCase($actionName); $actionPath = $moduleKey . "=" . $moduleName . "&" . $controllerKey . "=" . $controllerName . "&" . $actionKey . "=" . $actionName; $url = $LeadingUrl . "?" . $actionPath . $paramString; //check if it is already signed in //if yes, add current action into allow action query string if (Authentication::isLogin($moduleName)) { $filename = "mca_file" . microtime(true); $md5Filename = md5($filename); $content = $moduleName . ";" . $controllerName . ";" . $actionName; $content = md5($content); FileCache::saveFile($md5Filename, $content); $url = $url . '&' . self::ALLOW_THIS_ACTION . '=' . $md5Filename; } $viewContent = $this->getData($url); $viewContents[$contentKey] = $viewContent; } catch (Exception $e) { $errorMsg = sprintf("View Exception: %s", $e->getMessage()); throw new AiryException($errorMsg); } } else { if ($viewComponent instanceof AppView) { //Use $this->_view->render(); $viewComponent->setInLayout(true); $viewContent = $viewComponent->render(); $viewContents[$contentKey] = $viewContent; } else { $viewContent = file_get_contents($viewComponent); $viewContent = Language::getInstance()->replaceWordByKey($viewContent); $viewContents[$contentKey] = $viewContent; } } } /** * Deal with layout variables */ if (!is_null($this->_variables)) { foreach ($this->_variables as $name => $value) { if ($value instanceof UIComponent || $value instanceof JUIComponent) { $htmlValue = $value->render(); $newHtmlValue = Language::getInstance()->replaceWordByKey($htmlValue); ${$name} = $newHtmlValue; } else { ${$name} = $value; } } } //Loop through each contents //Replace view components with keywords $layoutContent = $this->composeContent($layoutContent, $viewContents); //Check if inserting doctype at the beginning of the view content if (!$this->_noDoctype) { if (is_null($this->_doctype)) { $this->setDoctype(); } } $layoutContent = $this->_doctype . $layoutContent; //Stream output $existed = in_array("airy.layout", stream_get_wrappers()); if ($existed) { stream_wrapper_unregister("airy.layout"); } stream_wrapper_register('airy.layout', 'StreamHelper'); $fp = fopen("airy.layout://layout_content", "r+"); fwrite($fp, $layoutContent); fclose($fp); include "airy.layout://layout_content"; }
/** * Get browse rules that are defined in acl.xml. Browse rules define the accessible module-controller-actions * before user login under the authentication control. * * @return array all the browse rules. */ public function getBrowseRules() { $xmldom = $this->getDOMfromXML($this->_aclxml); $rdom = $xmldom->getElementsByTagName(AclXmlConstant::ACL_ACCESS_CONTROL_EXCLUSION)->item(0); $mdom = $rdom->getElementsByTagName(AclXmlConstant::MODULE); $rules = array(); for ($i = 0; $i < $mdom->length; $i++) { $node = $mdom->item($i); $module_name = $node->getAttribute(AclXmlConstant::NAME); $anode = $node->getElementsByTagName(AclXmlConstant::ACL_ALLOW); if ($anode->length == 0) { $rules[$module_name] = AclXmlConstant::ALL_CONTROLLERS; continue; } for ($j = 0; $j < $anode->length; $j++) { $adom = $anode->item($j); $controller_node = $adom->getElementsByTagName(AclXmlConstant::CONTROLLER)->item(0); if (!is_null($controller_node)) { if ($controller_node->nodeType == 1) { $controllerName = $controller_node->nodeValue; $controllerName = RouterHelper::hyphenToCamelCase($controllerName, TRUE); } } $act_node = $adom->getElementsByTagName(AclXmlConstant::ACTION); if ($act_node->length == 0) { $rules[$module_name][$controllerName] = AclXmlConstant::ALL_ACTIONS; continue; } $action_rules = array(); for ($k = 0; $k < $act_node->length; $k++) { $action = $act_node->item($k); if (!is_null($action)) { if ($action->nodeType == 1) { $actionName = $action->nodeValue; $actionName = RouterHelper::hyphenToCamelCase($actionName); $action_rules[$k] = $actionName; } } } $rules[$module_name][$controllerName] = $action_rules; } } return $rules; }
/** * The method is to prepare all the values for routing. * * When using url redirect, the following is an example. * * @example "See the Apache config file" The following is the rewrite rules in config file. * <VirtualHost *:80> * AliasMatch ^/(js|img|css)/(.*)$ /usr/local/zend/apache2/htdocs/zframework/webroot/$1/$2 * </VirtualHost> * <Directory "/usr/local/zend/apache2/htdocs/zframework"> * RewriteEngine on * RewriteBase / * RewriteCond %{REQUEST_URI} !\.(css|png|jpe?g|gif)$ [NC] * RewriteCond %{REQUEST_URI} !index\.php [NC] * RewriteRule ^([^/]+)/([^/]+)/([^/]+)(.*)$ /index.php?md=$1&cl=$2&at=$3$4 [QSA] * </Directory> * The value for key at (action) will attach the key-value path. We need to resolve it. * * @throws AiryException */ private function prepare() { $this->root = PathService::getRootDir(); $config = Config::getInstance(); $mvc_array = $config->getMVCKeyword(); $moduleKeyword = array_key_exists('module', $mvc_array) ? $mvc_array['module'] : "module"; $controllerKeyword = array_key_exists('controller', $mvc_array) ? $mvc_array['controller'] : "controller"; $actionKeyword = array_key_exists('action', $mvc_array) ? $mvc_array['action'] : "action"; $languageKeyword = $config->getLanguageKeyword(); $defaultLanguageCode = $config->getDefaultLanguage(); //Before we jump into the getting params process, we need re-map the $_GET and $_POST due to the apache URL rewrite setting //We use RouterUrlRewritter to deal with that $urlRewritter = new RouterUrlRewriter(); $urlRewritter->remapGetAndPost($actionKeyword); if ($_SERVER['REQUEST_METHOD'] == 'GET') { $keys = array_keys($_GET); //get URL after '?' } else { $qstringPieces = explode('&', $_SERVER['QUERY_STRING']); foreach ($qstringPieces as $key => $value) { $x = explode('=', $value); $value = isset($x[1]) ? $x[1] : ""; $this->key_val_pairs[$x[0]] = $value; $this->qstring_keys[$x[0]]; } $keys = array_keys($_POST); //get form variables } foreach ($keys as $key => $value) { if ($_SERVER['REQUEST_METHOD'] == 'GET') { //make to lower case $this->key_val_pairs[strtolower($value)] = $_GET[$value]; } else { //make to lower case $this->key_val_pairs[strtolower($value)] = $_POST[$value]; } } if ($moduleKeyword == $controllerKeyword || $actionKeyword == $controllerKeyword || $moduleKeyword == $actionKeyword) { throw new AiryException("Duplicate MVC Keywords. Module's, Controller's and Action's keywords should be unique."); } // setup module first if (!empty($this->key_val_pairs[$moduleKeyword])) { $this->moduleName = RouterHelper::hyphenToCamelCase($this->key_val_pairs[$moduleKeyword]); //module name $this->setModule($this->moduleName); unset($this->key_val_pairs[$moduleKeyword]); } else { $this->moduleName = $config->getDefaultModule(); //no module name means "default" module $this->setModule($this->moduleName); } //Set Controller Name; also set the default model and view here //Controller's first letter is upper case if (!empty($this->key_val_pairs[$controllerKeyword])) { $this->controllerName = RouterHelper::hyphenToCamelCase($this->key_val_pairs[$controllerKeyword], TRUE); $this->setDefaultModelView($this->controllerName); MvcReg::setControllerName($this->controllerName); $this->controller = $this->controllerName . self::CONTROLLER_POSTFIX; //controller name unset($this->key_val_pairs[$controllerKeyword]); } else { $this->controllerName = ucfirst(self::DEFAULT_PREFIX); $this->controller = $this->controllerName . self::CONTROLLER_POSTFIX; $this->setDefaultModelView(self::DEFAULT_PREFIX); MvcReg::setControllerName($this->controllerName); } //Setting action if (!empty($this->key_val_pairs[$actionKeyword])) { $this->actionName = RouterHelper::hyphenToCamelCase($this->key_val_pairs[$actionKeyword]); MvcReg::setActionName($this->actionName); $this->action = RouterHelper::hyphenToCamelCase($this->key_val_pairs[$actionKeyword]) . self::ACTION_POSTFIX; //action name unset($this->key_val_pairs[$actionKeyword]); } else { $this->actionName = self::DEFAULT_PREFIX; MvcReg::setActionName($this->actionName); $this->action = self::DEFAULT_PREFIX . self::ACTION_POSTFIX; } $this->setDefaultActionView($this->controllerName, $this->actionName); $this->setModuleControllerAction($this->moduleName, $this->controllerName, $this->actionName); //Setting language code and Session if (!empty($this->key_val_pairs[$languageKeyword])) { $this->languageCode = $this->key_val_pairs[$languageKeyword]; $this->setLanguageCode($this->languageCode); //set langauge session based on module //@TODO: need to consider to add a project layer in the futuure $_SESSION[$this->moduleName][self::LANGUAGE_CODE] = $this->languageCode; unset($this->key_val_pairs[$languageKeyword]); } else { if (!empty($_SESSION[$this->moduleName][self::LANGUAGE_CODE])) { $this->setLanguageCode($_SESSION[$this->moduleName][self::LANGUAGE_CODE]); } else { $this->setLanguageCode($defaultLanguageCode); //@TODO: need to consider to add a project layer in the futuure $_SESSION[$this->moduleName][self::LANGUAGE_CODE] = $defaultLanguageCode; } } //Getting serialize data for setting authentication allowing actions if (!empty($this->key_val_pairs[self::ALLOW_THIS_ACTION])) { if (isset($this->key_val_pairs[self::ALLOW_THIS_ACTION])) { $filename = $this->key_val_pairs[self::ALLOW_THIS_ACTION]; $checkContent = $this->moduleName . ";" . $this->controllerName . ";" . $this->actionName; $checkContent = md5($checkContent); if (trim(FileCache::getFile($filename)) == trim($checkContent)) { Authentication::addLayoutAllowAction($this->moduleName, $this->controllerName, $this->actionName); FileCache::removeFile($filename); } } unset($this->key_val_pairs[self::ALLOW_THIS_ACTION]); } $this->params = $this->key_val_pairs; Parameter::unsetAllParams(); Parameter::setParams($this->params); }