<?php /** * TTextProcessor class file * * @author Qiang Xue <qiang.xue@gmail.com> * @link http://www.pradosoft.com/ * @copyright Copyright © 2005 Wei Zhuo * @license http://www.pradosoft.com/license/ * @version $Id$ * @package System.Web.UI.WebControls */ /** * TTextProcessor class. * * TTextProcessor is the base class for classes that process or transform * text content into different forms. The text content to be processed * is specified by {@link setText Text} property. If it is not set, the body * content enclosed within the processor control will be processed and rendered. * The body content includes static text strings and the rendering result * of child controls. * * Note, all child classes must implement {@link processText} method. * * @author Qiang Xue <qiang.xue@gmail.com> * @version $Id$ * @package System.Web.UI * @since 3.0.1 */ abstract class TTextProcessor extends TWebControl { /** * Processes a text string. * This method must be implemented by child classes. * @param string text string to be processed * @return string the processed text result */ abstract public function processText($text); /** * HTML-decodes static text. * This method overrides parent implementation. * @param mixed object to be added as body content */ public function addParsedObject($object) { if(is_string($object)) $object=html_entity_decode($object,ENT_QUOTES,'UTF-8'); parent::addParsedObject($object); } /** * @return string text to be processed */ public function getText() { return $this->getViewState('Text',''); } /** * @param string text to be processed */ public function setText($value) { $this->setViewState('Text',$value); } /** * Renders body content. * This method overrides the parent implementation by replacing * the body content with the processed text content. * @param THtmlWriter writer */ public function renderContents($writer) { if(($text=$this->getText())==='' && $this->getHasControls()) { $textWriter=new TTextWriter; parent::renderContents(new THtmlWriter($textWriter)); $text=$textWriter->flush(); } if($text!=='') $writer->write($this->processText($text)); } } ?>