/**
* 设置数据缓存
* @access protected
* @param mixed $data
*/
protected function _setDataCache($data, $saveFile = null)
{
if ($this->_data_cache_time > 0) {
if (!$this->_cache_class instanceof XF_Cache_Interface) {
throw new XF_Db_Table_Select_Exception('缓存器无法识别', 500);
}
if ($saveFile == null) {
$saveFile = $this->_getDataCacheFileName();
}
$this->_cache_class->setCacheTime($this->_data_cache_time)->add($saveFile, $data);
}
//设置临时缓存
XF_DataPool::getInstance()->addHash('TEMP_DATA_CACHE', md5($saveFile), $data);
return true;
}
/**
* 检测是否存在缓存文件
* @access private
* @return void
*/
private function _checkCacheContent()
{
$key = $this->getCacheSign();
if ($key == '') {
return;
}
//如果没有设置缓存类型，则默认为secache
if ($this->_cache_instance == null) {
$this->_cache_instance = XF_Cache_SECache::getInstance();
}
if ($this->_cache_instance instanceof XF_Cache_SECache) {
$cache_file = TEMP_PATH . '/Cache/ActionViewCache';
if (!is_file($cache_file . '.php')) {
return null;
}
$this->_cache_instance->setCacheSaveFile($cache_file);
}
//是否存强制清除缓存
if (XF_DataPool::getInstance()->get('clearActionCache') === true) {
$this->_cache_instance->remove($key);
return null;
}
$content = $this->_cache_instance->read($key);
if ($content == XF_CACHE_EMPTY) {
return null;
}
//检测布局
preg_match('/<!--Layout:(.*?)-->/', $content, $matches);
if (isset($matches[0])) {
$tmp = explode(',', $matches[1]);
$layoutName = $tmp[0];
$layout = new $layoutName();
$layout->setCacheTime($tmp[1]);
$layout->setCacheType($tmp[2]);
//清除布局标记
$content = str_replace($matches[0], '', $content);
//执行布局对象，并渲染布局模板
if ($layout instanceof XF_View_Layout_Abstract) {
//获取缓存的标题等信息
$this->_checkCacheHtmlTag($content);
$layout->assign('$layoutContent', $content);
$content = $layout->render();
}
}
return $content;
}
/**
* 渲染模板
* @access public
* @param string $template_file Action模板文件
* @param string $cache_sign 缓存标识
* @param XF_View_Layout_Abstract $layout
* @return string
*/
public function render($template_file = null, $cache_sign = '', XF_View_Layout_Abstract $layout = null)
{
$this->getTemplateStartLocation();
$request = XF_Controller_Request_Http::getInstance();
$appName = $request->getModule();
$controllerName = $request->getController();
$actionName = $request->getAction();
//如果没有设置模板，则自动获取当前Action名称相关的模板
if ($template_file == null) {
$template_file = $this->_template_folder . '/' . $controllerName . '/' . $actionName . '.php';
}
if (!is_file($template_file)) {
throw new XF_View_Exception('Action template not found');
}
$content = $this->obGetContents($template_file);
XF_Controller_Plugin_Manage::getInstance()->postRender($content);
//是否需要缓存?
if ($this->_cache_time > 0) {
$layout_tag = '';
if ($layout != null) {
$layout_tag = '<!--Layout:' . get_class($layout) . ',' . $layout->getCacheTime() . ',' . (int) $layout->getCacheType() . '-->';
}
$_content = $content . $layout_tag . $this->_makeCacheHeadTitleAndHeadMeta();
//写入缓存
if ($this->_cache_instance instanceof XF_Cache_SECache) {
XF_File::mkdirs(TEMP_PATH . '/Cache');
$this->_cache_instance->setCacheSaveFile(TEMP_PATH . '/Cache/ActionViewCache');
}
$this->_cache_instance->setCacheTime($this->_cache_time);
$this->_cache_instance->add($cache_sign, $_content);
}
//是否启用布局
if ($layout != null) {
$layout->assign('$layoutContent', $content);
$content = $layout->render();
}
return $content;
}
