diff options
| -rw-r--r-- | framework/Web/Services/TPageService.php | 165 |
1 files changed, 104 insertions, 61 deletions
diff --git a/framework/Web/Services/TPageService.php b/framework/Web/Services/TPageService.php index 393194a1..ad1320b3 100644 --- a/framework/Web/Services/TPageService.php +++ b/framework/Web/Services/TPageService.php @@ -108,7 +108,7 @@ class TPageService extends TService /**
* @var string requested page (path)
*/
- private $_pagePath;
+ private $_pagePath=null;
/**
* @var TPage the requested page
*/
@@ -142,35 +142,99 @@ class TPageService extends TService public function init($config)
{
Prado::trace("Initializing TPageService",'System.Web.Services.TPageService');
+
+ $this->getApplication()->setPageService($this);
+
+ $pageConfig=$this->loadPageConfig($this->getRequestedPagePath(),$config);
+
+ $this->initPageContext($pageConfig);
+
+ $this->_initialized=true;
+ }
+
+ /**
+ * Initializes page context.
+ * Page context includes path alias settings, namespace usages,
+ * parameter initialization, module loadings, page initial properties
+ * and authorization rules.
+ * @param TPageConfiguration
+ */
+ protected function initPageContext($pageConfig)
+ {
$application=$this->getApplication();
- $application->setPageService($this);
+ // set path aliases and using namespaces
+ foreach($pageConfig->getAliases() as $alias=>$path)
+ Prado::setPathOfAlias($alias,$path);
+ foreach($pageConfig->getUsings() as $using)
+ Prado::using($using);
+
+ // initial page properties (to be set when page runs)
+ $this->_properties=$pageConfig->getProperties();
- if($this->_basePath===null)
+ // load parameters
+ $parameters=$application->getParameters();
+ foreach($pageConfig->getParameters() as $id=>$parameter)
{
- $basePath=$application->getBasePath().'/'.self::DEFAULT_BASEPATH;
- if(($this->_basePath=realpath($basePath))===false || !is_dir($this->_basePath))
- throw new TConfigurationException('pageservice_basepath_invalid',$basePath);
+ if(is_string($parameter))
+ $parameters->add($id,$parameter);
+ else
+ {
+ $component=Prado::createComponent($parameter[0]);
+ foreach($parameter[1] as $name=>$value)
+ $component->setSubProperty($name,$value);
+ $parameters->add($id,$component);
+ }
}
- $this->_pagePath=$application->getRequest()->getServiceParameter();
- if(empty($this->_pagePath))
- $this->_pagePath=$this->_defaultPage;
- if(empty($this->_pagePath))
- throw new THttpException(404,'pageservice_page_required');
+ // load modules specified in page directory config
+ foreach($pageConfig->getModules() as $id=>$moduleConfig)
+ {
+ Prado::trace("Loading module $id ({$moduleConfig[0]})",'System.Web.Services.TPageService');
+ $module=Prado::createComponent($moduleConfig[0]);
+ if(is_string($id))
+ $application->setModule($id,$module);
+ foreach($moduleConfig[1] as $name=>$value)
+ $module->setSubProperty($name,$value);
+ $module->init($moduleConfig[2]);
+ }
+
+ $application->getAuthorizationRules()->mergeWith($pageConfig->getRules());
+ }
+
+ /**
+ * Determines the requested page path.
+ * @return string page path requested
+ */
+ protected function determineRequestedPagePath()
+ {
+ $pagePath=$this->getRequest()->getServiceParameter();
+ if(empty($pagePath))
+ $pagePath=$this->getDefaultPage();
+ return $pagePath;
+ }
+ /**
+ * Collects configuration for a page.
+ * @param string page path in the format of Path.To.Page
+ * @param TXmlElement additional configuration
+ * @return TPageConfiguration
+ */
+ protected function loadPageConfig($pagePath,$config=null)
+ {
+ $application=$this->getApplication();
if(($cache=$application->getCache())===null)
{
$pageConfig=new TPageConfiguration;
if($config!==null)
$pageConfig->loadXmlElement($config,$application->getBasePath(),null);
- $pageConfig->loadConfigurationFiles($this->_pagePath,$this->_basePath);
+ $pageConfig->loadConfigurationFiles($pagePath,$this->getBasePath());
}
else
{
$configCached=true;
$currentTimestamp=array();
- $arr=$cache->get(self::CONFIG_CACHE_PREFIX.$this->_pagePath);
+ $arr=$cache->get(self::CONFIG_CACHE_PREFIX.$pagePath);
if(is_array($arr))
{
list($pageConfig,$timestamps)=$arr;
@@ -197,9 +261,9 @@ class TPageService extends TService else
{
$configCached=false;
- $paths=explode('.',$this->_pagePath);
+ $paths=explode('.',$pagePath);
array_pop($paths);
- $configPath=$this->_basePath;
+ $configPath=$this->getBasePath();
foreach($paths as $path)
{
$configFile=$configPath.'/'.self::CONFIG_FILE;
@@ -214,49 +278,11 @@ class TPageService extends TService $pageConfig=new TPageConfiguration;
if($config!==null)
$pageConfig->loadXmlElement($config,$application->getBasePath(),null);
- $pageConfig->loadConfigurationFiles($this->_pagePath,$this->_basePath);
- $cache->set(self::CONFIG_CACHE_PREFIX.$this->_pagePath,array($pageConfig,$currentTimestamp));
- }
- }
-
-
- // set path aliases and using namespaces
- foreach($pageConfig->getAliases() as $alias=>$path)
- Prado::setPathOfAlias($alias,$path);
- foreach($pageConfig->getUsings() as $using)
- Prado::using($using);
-
- $this->_properties=$pageConfig->getProperties();
-
- // load parameters
- $parameters=$application->getParameters();
- foreach($pageConfig->getParameters() as $id=>$parameter)
- {
- if(is_string($parameter))
- $parameters->add($id,$parameter);
- else
- {
- $component=Prado::createComponent($parameter[0]);
- foreach($parameter[1] as $name=>$value)
- $component->setSubProperty($name,$value);
- $parameters->add($id,$component);
+ $pageConfig->loadConfigurationFiles($pagePath,$this->getBasePath());
+ $cache->set(self::CONFIG_CACHE_PREFIX.$pagePath,array($pageConfig,$currentTimestamp));
}
}
-
- // load modules specified in page directory config
- foreach($pageConfig->getModules() as $id=>$moduleConfig)
- {
- Prado::trace("Loading module $id ({$moduleConfig[0]})",'System.Web.Services.TPageService');
- $module=Prado::createComponent($moduleConfig[0]);
- $application->setModule($id,$module);
- foreach($moduleConfig[1] as $name=>$value)
- $module->setSubProperty($name,$value);
- $module->init($moduleConfig[2]);
- }
-
- $application->getAuthorizationRules()->mergeWith($pageConfig->getRules());
-
- $this->_initialized=true;
+ return $pageConfig;
}
/**
@@ -343,6 +369,12 @@ class TPageService extends TService */
public function getRequestedPagePath()
{
+ if($this->_pagePath===null)
+ {
+ $this->_pagePath=$this->determineRequestedPagePath();
+ if(empty($this->_pagePath))
+ throw new THttpException(404,'pageservice_page_required');
+ }
return $this->_pagePath;
}
@@ -355,7 +387,7 @@ class TPageService extends TService }
/**
- * @return string default page path to be served if no explicit page is request
+ * @return string default page path to be served if no explicit page is request. Defaults to 'Home'.
*/
public function getDefaultPage()
{
@@ -375,10 +407,16 @@ class TPageService extends TService }
/**
- * @return string root directory (in namespace form) storing pages
+ * @return string root directory (in namespace form) storing pages. Defaults to 'pages' directory under application base path.
*/
public function getBasePath()
{
+ if($this->_basePath===null)
+ {
+ $basePath=$this->getApplication()->getBasePath().'/'.self::DEFAULT_BASEPATH;
+ if(($this->_basePath=realpath($basePath))===false || !is_dir($this->_basePath))
+ throw new TConfigurationException('pageservice_basepath_invalid',$basePath);
+ }
return $this->_basePath;
}
@@ -403,7 +441,7 @@ class TPageService extends TService {
Prado::trace("Running page service",'System.Web.Services.TPageService');
$page=null;
- $path=$this->_basePath.'/'.strtr($this->_pagePath,'.','/');
+ $path=$this->getBasePath().'/'.strtr($this->getRequestedPagePath(),'.','/');
if(is_file($path.self::PAGE_FILE_EXT))
{
if(is_file($path.Prado::CLASS_FILE_EXT))
@@ -427,7 +465,7 @@ class TPageService extends TService $this->_page->setTemplate($this->getTemplateManager()->getTemplateByFileName($path.self::PAGE_FILE_EXT));
}
else
- throw new THttpException(404,'pageservice_page_unknown',$this->_pagePath);
+ throw new THttpException(404,'pageservice_page_unknown',$this->getRequestedPagePath());
$this->_page->run($this->getResponse()->createHtmlWriter());
}
@@ -694,7 +732,12 @@ class TPageConfiguration extends TComponent if(($id=$properties->remove('id'))===null)
throw new TConfigurationException('pageserviceconf_parameter_invalid',$configPath);
if(($type=$properties->remove('class'))===null)
- $this->_parameters[$id]=$node->getValue();
+ {
+ if(($value=$properties->remove('value'))===null)
+ $this->_parameters[$id]=$node;
+ else
+ $this->_parameters[$id]=$value;
+ }
else
$this->_parameters[$id]=array($type,$properties->toArray());
}
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