help.php

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<?php

class Help extends oxUBase
{
    protected $_sThisTemplate = 'help.tpl';

    protected $_sHelpText = null;

    protected $_sDefaultPage = 'default';

    protected $_iViewIndexState = VIEW_INDEXSTATE_NOINDEXNOFOLLOW;

    public function render()
    {
        $this->_aViewData["helptext"] = $this->getHelpText();

        parent::render();

        return $this->_sThisTemplate;
    }

    protected function _getHelpPageContents( $sHelpPage, $sLang )
    {
        if ( $sHelpPage ) {
            $aHelpPages[] = basename( $sHelpPage );
        }
        $aHelpPages[] = $this->_sDefaultPage;

        $sContents = false;
        $sPath = getShopBasePath()."help/{$sLang}/";

        foreach ( $aHelpPages as $sPage ) {
            $sHelpPath = $sPath . $sPage . ".inc.tpl";
            if ( is_readable( $sHelpPath ) ) {
                $sContents = file_get_contents( $sHelpPath );
                break;
            }
        }

        return $sContents;
    }

    public function getHelpText()
    {
        if ( $this->_sHelpText === null ) {
            $sHelpPage = oxConfig::getParameter( 'tpl' );
            $sHelpPage = $sHelpPage ? $sHelpPage : oxConfig::getParameter( 'page' );
            $this->_sHelpText = $this->_getHelpPageContents( $sHelpPage, oxLang::getInstance()->getBaseLanguage() );
        }
        return $this->_sHelpText;
    }
}