1: <?php
 2: 
 3: /**
 4:  * CONTENIDO code generator factory
 5:  *
 6:  * @package    Core
 7:  * @subpackage ContentType
 8:  * @author     Murat Purc <murat@purc.de>
 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:  * CONTENIDO code generator factory.
19:  *
20:  * @package    Core
21:  * @subpackage ContentType
22:  */
23: class cCodeGeneratorFactory {
24: 
25:     /**
26:      * Returns code generator instance by it's name.
27:      *
28:      * @param string $name [optional]
29:      *         The generator name, e.g. 'Standard' to retrieve instance of
30:      *         cCodeGeneratorStandard.
31:      * 
32:      * @return cCodeGeneratorAbstract
33:      *                     
34:      * @throws cInvalidArgumentException
35:      *         If name is invalid, class file is missing or class isn't available.
36:      */
37:     public static function getInstance($name = '') {
38:         global $cfg;
39: 
40:         if ($name == '') {
41:             $name = $cfg['code_generator']['name'];
42:         }
43: 
44:         if ($name == 'Factory' || $name == 'Abstract') {
45:             throw new cInvalidArgumentException('Invalid name passed to cCodeGeneratorFactory: ' . $name . '!');
46:         }
47: 
48:         $className = 'cCodeGenerator' . $name;
49:         if (!class_exists($className)) {
50:             $fileName = $name . '.class.php';
51:             $path = str_replace('\\', '/', dirname(__FILE__)) . '/';
52:             if (!cFileHandler::exists($path . $fileName)) {
53:                 throw new cInvalidArgumentException('The classfile couldn\'t included by cCodeGeneratorFactory: ' . $name . '!');
54:             }
55: 
56:             include_once($path . $fileName);
57:             if (!class_exists($className)) {
58:                 throw new cInvalidArgumentException('The class isn\'t available for cCodeGeneratorFactory: ' . $name . '!');
59:             }
60:         }
61: 
62:         return new $className();
63:     }
64: 
65: }
66: