1: <?php
 2: 
 3: /**
 4:  * This file contains the uri builder factory class.
 5:  *
 6:  * @package    Core
 7:  * @subpackage Frontend_URI
 8:  * @version    SVN Revision $Rev:$
 9:  *
10:  * @author     Rudi Bieller
11:  * @copyright  four for business AG <www.4fb.de>
12:  * @license    http://www.contenido.org/license/LIZENZ.txt
13:  * @link       http://www.4fb.de
14:  * @link       http://www.contenido.org
15:  */
16: 
17: defined('CON_FRAMEWORK') || die('Illegal call: Missing framework initialization - request aborted.');
18: 
19: /**
20:  * Factory for retrieving required cUriBuilder object
21:  *
22:  * @package    Core
23:  * @subpackage Frontend_URI
24:  */
25: class cUriBuilderFactory {
26: 
27:     /**
28:      * Returns desired cUriBuilder object.
29:      *
30:      * @param string $sBuilder
31:      *         For now, those are valid: front_content, custom, custom_path
32:      *         or a Userdefined cUriBuilder name.
33:      *         The name must be a subpart of the cUriBuilder class,
34:      *         e. g. 'MyUriBuilder' for cUriBuilderMyUriBuilder.
35:      *         The classfile must be named like class.uribuilder.myuribuilder.php
36:      *         and it must be reside in /contenido/classes/uri/ folder.
37:      * @return cUriBuilder
38:      * @throws cInvalidArgumentException
39:      *         In case unknown type of builder is requested you'll get an Exception
40:      */
41:     public static function getUriBuilder($sBuilder) {
42:         switch ($sBuilder) {
43:             case 'front_content':
44:                 return cUriBuilderFrontcontent::getInstance();
45:                 break;
46:             case 'custom':
47:                 return cUriBuilderCustom::getInstance();
48:                 break;
49:             case 'custom_path':
50:                 return cUriBuilderCustomPath::getInstance();
51:                 break;
52:             default:
53:                 // TODO check if this is needed any longer because we have autoloading feature
54:                 if ((string) $sBuilder !== '') {
55:                     $sClassName = 'cUriBuilder' . $sBuilder;
56:                     $sFileName = 'class.uribuilder.' . strtolower($sBuilder) . '.php';
57:                     $sPath = str_replace('\\', '/', dirname(__FILE__)) . '/';
58:                     if (!cFileHandler::exists($sPath . $sFileName)) {
59:                         throw new cInvalidArgumentException('The classfile of cUriBuilder couldn\'t included by Contenido_UriBuilderFactory: ' . $sBuilder . '!');
60:                     }
61:                     cInclude('classes', 'uri/' . $sFileName);
62:                     if (!class_exists($sClassName)) {
63:                         throw new cInvalidArgumentException('The classfile of cUriBuilder couldn\'t included by Contenido_UriBuilderFactory: ' . $sBuilder . '!');
64:                     }
65:                     return call_user_func(array($sClassName, 'getInstance'));
66:                 }
67: 
68:                 throw new cInvalidArgumentException('Invalid/Empty cUriBuilder passed to cUriBuilderFactory: ' . $sBuilder . '!');
69:                 break;
70:         }
71:     }
72: 
73: }
74: