MrBenGriffin/example.php

## example.php
<?php
mb_internal_encoding('UTF-8');
require_once("../lib/nview.iphp");

/*
This HAS been tested.
Uses a file master.html (see at bottom of this file)
*/

class Core {
    static private $mv = NULL;
    static private $nv = NULL;
    static private $arts = array();

    static function initialise($signature=NULL) {
        static::$mv = new NView("master.html"); //Use master.
        static::$nv = new NView(static::$mv->consume("//*[@data-xp='nav']"));  //consume nav
        static::$nv->set("//*[@data-nav='".$signature."']/@class","nav-self");
        static::$nv->set("//*[@data-nav]/@data-nav"); //remove data attributes (demo)
        $articles = static::$mv->consume("//*[@data-page]");
        foreach($articles as $article) { //all the pages as DOMNodeList
            $a = new NView($article);
            $n=$a->consume("/*/@data-page");
            static::$arts[$n]=$a;
        }
        return @static::$arts[$signature]; //return null if not matched. no error.
    }

    static function page(&$fn) {
        static::$mv->set("//*[@data-xp='main_container']/child-gap()",$fn(static::ck()));
        static::$mv->set("//*[@data-xp='nav_container']/child-gap()",HeaderNav::view(static::$nv));
        static::$mv->set("//*[@data-xp]/@data-xp"); //remove data attributes (demo)
        print static::$mv->show();
    }

    static function ck() {
 		return isset($_COOKIE["xsession"]);
    }
}
class HeaderNav {
        public static function view($n = NULL) {
            if(is_null($n)) {
                $n= new NView('nav_1.xml');
            }
            return $n;
        }
    }

/** Home Page
 * Loads in a home page view and passes rest over to container management.
**/
$v = Core::initialise('home'); //allow core to override
if(is_null($v)) {
    $v= new NView('home.xml');
}
$page_fn=function($has_ck) use (&$v) {
    if($has_ck) {
        $message="You have a cookie! ";
    } else {
        $message="You want a cookie? ";
    }
    $v->set("//*[@data-xp='ck_msg']",$cookie);
    $del = $has_ck ? "y" : "n";
    $v->set("//*[@data-xp='ck_del_".$del."']"); //delete unwanted message..
    return $v;  //return view.
};
Core::page($page_fn);

/* ------- master.html -----
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
  <head><title>Main</title></head>
  <body>
    <header><nav data-xp="nav_container">
        <ul data-xp="nav" class="navigation">
            <li><a data-nav="home" href="/home">Home</a></li>
            <li><a data-nav="catalogue" href="/catalogue">Catalogue</a></li>
            <li><a data-nav="about" href="/about-us">About Us</a></li>
            <li><a data-nav="register" href="/register">Register</a></li>
        </ul>
    </nav></header>
    <main data-xp="main_container">
        <article data-page="home">
            <h2>Welcome to the Home Page</h2>
            <h4><span data-xp="ck_msg">Placeholder cookie message.</span></h4>
            <span data-xp="ck_del_n">You have a cookie!</span>
            <span data-xp="ck_del_y">You want a cookie?</span>
        </article>
        <article data-page="about">
            <h2>About Us and who we are</h2>
        </article>
        <article data-page="catalogue">
            <h2>What we have to offer you</h2>
        </article>
        <article data-page="register">
            <h2>Put yourself on our mailing list!</h2>
        </article>
    </main>
    <footer data-xp="footer" />
  </body>
</html>
*/
	<?php
	mb_internal_encoding('UTF-8');
	require_once("../lib/nview.iphp");

	/*
	This HAS been tested.
	Uses a file master.html (see at bottom of this file)
	*/

	class Core {
	static private $mv = NULL;
	static private $nv = NULL;
	static private $arts = array();

	static function initialise($signature=NULL) {
	static::$mv = new NView("master.html"); //Use master.
	static::$nv = new NView(static::$mv->consume("//*[@data-xp='nav']")); //consume nav
	static::$nv->set("//*[@data-nav='".$signature."']/@class","nav-self");
	static::$nv->set("//*[@data-nav]/@data-nav"); //remove data attributes (demo)
	$articles = static::$mv->consume("//*[@data-page]");
	foreach($articles as $article) { //all the pages as DOMNodeList
	$a = new NView($article);
	$n=$a->consume("/*/@data-page");
	static::$arts[$n]=$a;
	}
	return @static::$arts[$signature]; //return null if not matched. no error.
	}

	static function page(&$fn) {
	static::$mv->set("//*[@data-xp='main_container']/child-gap()",$fn(static::ck()));
	static::$mv->set("//*[@data-xp='nav_container']/child-gap()",HeaderNav::view(static::$nv));
	static::$mv->set("//*[@data-xp]/@data-xp"); //remove data attributes (demo)
	print static::$mv->show();
	}

	static function ck() {
	return isset($_COOKIE["xsession"]);
	}
	}
	class HeaderNav {
	public static function view($n = NULL) {
	if(is_null($n)) {
	$n= new NView('nav_1.xml');
	}
	return $n;
	}
	}

	/** Home Page
	* Loads in a home page view and passes rest over to container management.
	**/
	$v = Core::initialise('home'); //allow core to override
	if(is_null($v)) {
	$v= new NView('home.xml');
	}
	$page_fn=function($has_ck) use (&$v) {
	if($has_ck) {
	$message="You have a cookie! ";
	} else {
	$message="You want a cookie? ";
	}
	$v->set("//*[@data-xp='ck_msg']",$cookie);
	$del = $has_ck ? "y" : "n";
	$v->set("//*[@data-xp='ck_del_".$del."']"); //delete unwanted message..
	return $v; //return view.
	};
	Core::page($page_fn);

	/* ------- master.html -----
	<!DOCTYPE html>
	<html xmlns="http://www.w3.org/1999/xhtml">
	<head><title>Main</title></head>
	<body>
	<header><nav data-xp="nav_container">
	<ul data-xp="nav" class="navigation">
	<li><a data-nav="home" href="/home">Home</a></li>
	<li><a data-nav="catalogue" href="/catalogue">Catalogue</a></li>
	<li><a data-nav="about" href="/about-us">About Us</a></li>
	<li><a data-nav="register" href="/register">Register</a></li>
	</ul>
	</nav></header>
	<main data-xp="main_container">
	<article data-page="home">
	<h2>Welcome to the Home Page</h2>
	<h4><span data-xp="ck_msg">Placeholder cookie message.</span></h4>
	<span data-xp="ck_del_n">You have a cookie!</span>
	<span data-xp="ck_del_y">You want a cookie?</span>
	</article>
	<article data-page="about">
	<h2>About Us and who we are</h2>
	</article>
	<article data-page="catalogue">
	<h2>What we have to offer you</h2>
	</article>
	<article data-page="register">
	<h2>Put yourself on our mailing list!</h2>
	</article>
	</main>
	<footer data-xp="footer" />
	</body>
	</html>
	*/