class.ilXHTMLPage.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

class ilXHTMLPage
{
        var $id = 0;
        var $content = "";

        function ilXHTMLPage($a_id = 0)
        {
                if ($a_id > 0)
                {
                        $this->setId($a_id);
                        $this->read();
                }
        }
        
        function getId()
        {
                return $this->id;
        }
        
        function setId($a_id)
        {
                $this->id = $a_id;
        }

        function getContent()
        {
                return $this->content;
        }
        
        function setContent($a_content)
        {
                $this->content = $a_content;
        }

        function read()
        {
                global $ilDB;
                
                $set = $ilDB->query("SELECT * FROM xhtml_page WHERE id = ".
                        $ilDB->quote($this->getId(), "integer"));
                if ($rec = $ilDB->fetchAssoc($set))
                {
                        $this->setContent($rec["content"]);
                }
        }
        
        function _lookupContent($a_id)
        {
                global $ilDB;
                
                $set = $ilDB->query("SELECT content FROM xhtml_page WHERE id = ".
                        $ilDB->quote($a_id, "integer"));
                if ($rec = $ilDB->fetchAssoc($set))
                {
                        return $rec["content"];
                }
        }

        function _lookupSavedContent($a_id)
        {
                global $ilDB;
                
                $set = $ilDB->query("SELECT save_content FROM xhtml_page WHERE id = ".
                        $ilDB->quote($a_id, "integer"));
                if ($rec = $ilDB->fetchAssoc($set))
                {
                        return $rec["save_content"];
                }
        }

        function save()
        {
                global $ilDB;
                
                if ($this->getId() > 0)
                {
                        $old_content = ilXHTMLPage::_lookupContent($this->getId());
                        $ilDB->update("xhtml_page", array(
                                "content" => array("clob", $this->getContent()),
                                "save_content" => array("clob", $old_content)
                                ), array (
                                "id" => array("integer", $this->getId())
                                ));
                }
                else
                {
                        $this->setId($ilDB->nextId("xhtml_page"));
                        $ilDB->insert("xhtml_page", array(
                                "id" => array("integer", $this->getId()),
                                "content" => array("clob", $this->getContent())
                                ));
                }
        }
        
        function undo()
        {
                global $ilDB;
                
                if ($this->getId() > 0)
                {
                        $content = ilXHTMLPage::_lookupContent($this->getId());
                        $save_content = ilXHTMLPage::_lookupSavedContent($this->getId());
                        $ilDB->update("xhtml_page", array(
                                "content" => array("clob", $save_content),
                                "save_content" => array("clob", $content)
                                ), array (
                                "id" => array("integer", $this->getId())
                                ));
                }
        }

        function clear()
        {
                global $ilDB;
                
                if ($this->getId() > 0)
                {
                        $this->setContent("");
                        $this->save();
                }
        }

}
?>