<?php
class view{
    // layout is the site
    private $layout_name        = null;

    // template is controller and action specific
    private $template_name      = null;

    // used if $template_name hasn't been specified
    // so we can guess the name
    private $controller_name    = null;

    // used if $template_name hasn't been specified.
    // you can try and guess the name of the template
    private $action_name        = null;

    // if we want to turn on error messages
    private $debug              = false;

    private $xsl_proc           = null;

    private $dom                = null;

    public function __construct(DOMDocument $dom,$layout_name,
                                $template_name,$controller_name,
                                $action_name, $debug){
        $this->dom              = $dom;
        $this->layout_name      = $layout_name;
        $this->template_name    = $template_name;
        $this->action_name      = $action_name;
        $this->controller_name  = $controller_name;
        $this->debug            = $debug;
    }



    public function render(){
        $out = null;
        if( empty($this->layout_name) ){
            // we want to try using the default
            $file = BASE_DIR.APP_DIR.DS.SITE_TEMPLATES.DS."layouts".DS."default".TEMPLATE_EXTN;
        }
        else
        {
            $file = BASE_DIR.APP_DIR.DS.SITE_TEMPLATES.DS."layouts".DS.$this->layout_name.TEMPLATE_EXTN;
        }

        // now see if its actually a file
        if( is_file($file) )
        {
            // Make a DOMDocument for the xsl file
            $xsl = new DomDocument(); 
            $xsl->load( $file );

            /* create the processor and import the stylesheet */ 
            $proc = new XsltProcessor();

            $xsl = $proc->importStylesheet( $xsl );
            // prolly want to do this later 
            //$proc->setParameter(null, "titles", "Titles"); 
            ob_start();
            $proc->transformToURI($this->dom,'php://output');
            $out = ob_get_clean();
            /* transform and output the xml document */ 
            //print $newdom->saveXML(); 
        }
        else
        {
            if( $this->debug )
            {
                echo "no such file ".$file;
            }
        }
        echo $out;
    }


    public function set_debug()
    {
        $this->debug = true;
    }


    public function write(){

    }

}

?>