1: <?php
 2: 
 3: /**
 4:  * This file contains the uri builder factory class.
 5:  *
 6:  * @package    Core
 7:  * @subpackage Frontend_URI
 8:  * @author     Rudi Bieller
 9:  * @copyright  four for business AG <www.4fb.de>
10:  * @license    http://www.contenido.org/license/LIZENZ.txt
11:  * @link       http://www.4fb.de
12:  * @link       http://www.contenido.org
13:  */
14: 
15: defined('CON_FRAMEWORK') || die('Illegal call: Missing framework initialization - request aborted.');
16: 
17: /**
18:  * Factory for retrieving required cUriBuilder object.
19:  *
20:  * @package    Core
21:  * @subpackage Frontend_URI
22:  */
23: class cUriBuilderFactory {
24: 
25:     /**
26:      * Returns desired cUriBuilder object.
27:      *
28:      * @param string $sBuilder
29:      *         For now, those are valid: front_content, custom, custom_path
30:      *         or a Userdefined cUriBuilder name.
31:      *         The name must be a subpart of the cUriBuilder class,
32:      *         e.g. 'MyUriBuilder' for cUriBuilderMyUriBuilder.
33:      *         The classfile must be named like class.uribuilder.myuribuilder.php
34:      *         and it must be reside in /contenido/classes/uri/ folder.
35:      * @return cUriBuilder
36:      * @throws cInvalidArgumentException
37:      *         In case unknown type of builder is requested you'll get an Exception
38:      */
39:     public static function getUriBuilder($sBuilder) {
40:         switch ($sBuilder) {
41:             case 'front_content':
42:                 return cUriBuilderFrontcontent::getInstance();
43:                 break;
44:             case 'custom':
45:                 return cUriBuilderCustom::getInstance();
46:                 break;
47:             case 'custom_path':
48:                 return cUriBuilderCustomPath::getInstance();
49:                 break;
50:             default:
51:                 // TODO check if this is needed any longer because we have autoloading feature
52:                 if ((string) $sBuilder !== '') {
53:                     $sClassName = 'cUriBuilder' . $sBuilder;
54:                     $sFileName = 'class.uribuilder.' . strtolower($sBuilder) . '.php';
55:                     $sPath = str_replace('\\', '/', dirname(__FILE__)) . '/';
56:                     if (!cFileHandler::exists($sPath . $sFileName)) {
57:                         throw new cInvalidArgumentException('The classfile of cUriBuilder couldn\'t included by Contenido_UriBuilderFactory: ' . $sBuilder . '!');
58:                     }
59:                     cInclude('classes', 'uri/' . $sFileName);
60:                     if (!class_exists($sClassName)) {
61:                         throw new cInvalidArgumentException('The classfile of cUriBuilder couldn\'t included by Contenido_UriBuilderFactory: ' . $sBuilder . '!');
62:                     }
63:                     return call_user_func(array($sClassName, 'getInstance'));
64:                 }
65: 
66:                 throw new cInvalidArgumentException('Invalid/Empty cUriBuilder passed to cUriBuilderFactory: ' . $sBuilder . '!');
67:                 break;
68:         }
69:     }
70: 
71: }
72: