1: <?php
 2: 
 3: /**
 4:  * Picon Framework
 5:  * http://code.google.com/p/picon-framework/
 6:  *
 7:  * Copyright (C) 2011-2012 Martin Cassidy <martin.cassidy@webquub.com>
 8: 
 9:  * Picon Framework is free software: you can redistribute it and/or modify
10:  * it under the terms of the GNU General Public License as published by
11:  * the Free Software Foundation, either version 3 of the License, or
12:  * (at your option) any later version.
13: 
14:  * Picon Framework is distributed in the hope that it will be useful,
15:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17:  *  General Public License for more details.
18: 
19:  * You should have received a copy of the GNU General Public License
20:  * along with Picon Framework.  If not, see <http://www.gnu.org/licenses/>.
21:  * */
22: 
23: namespace picon;
24: 
25: /**
26:  * Resolver for a page instance that has already been created
27:  * 
28:  * @author Martin Cassidy
29:  * @package web/request/resolver
30:  */
31: class PageInstanceRequestResolver implements RequestResolver
32: {
33:     public function matches(Request $request)
34:     {
35:         if($request->getParameter('picon-resource')==null && $request->getParameter('listener')==null && $request->getParameter('pageid')!=null)
36:         {
37:             return true;
38:         }
39:         return false;
40:     }
41:     
42:     public function resolve(Request $request)
43:     {
44:         $page = PageMap::get()->getPageById($request->getParameter('pageid'));
45:         return new PageInstanceRequestTarget($page);
46:     }
47:     
48:     public function generateUrl(RequestTarget $target)
49:     {
50:         if($target instanceof PageInstanceRequestTarget)
51:         {
52:             $page = $target->getPage();
53:             PageMap::get()->addOrUpdate($page);
54:             return '?pageid='.$page->getId();
55:         }
56:         else
57:         {
58:             throw new \InvalidArgumentException('Expecting PageInstanceRequestTarget');
59:         }
60:     }
61:     
62:     public function handles(RequestTarget $target)
63:     {
64:         return $target instanceof PageInstanceRequestTarget;
65:     }
66: }
67: 
68: ?>
69: