1: <?php
 2: 
 3: /**
 4:  *
 5:  * @package Plugin
 6:  * @subpackage FormAssistant
 7:  * @author Marcus Gnaß <marcus.gnass@4fb.de>
 8:  * @copyright four for business AG
 9:  * @link http://www.4fb.de
10:  */
11: 
12: // assert CONTENIDO framework
13: defined('CON_FRAMEWORK') || die('Illegal call: Missing framework initialization - request aborted.');
14: 
15: plugin_include(Pifa::getName(), 'classes/class.pifa.external_options_datasource_interface.php');
16: 
17: /**
18:  * This is an example for an external options data source.
19:  *
20:  * @author Marcus Gnaß <marcus.gnass@4fb.de>
21:  */
22: class ExampleOptionsDatasource extends PifaExternalOptionsDatasourceInterface {
23: 
24:     /**
25:      * Stores the options as associative array which maps values to labels.
26:      *
27:      * @var array
28:      */
29:     protected $_options = NULL;
30: 
31:     /**
32:      * Gets options from an external data source and return them as associative
33:      * array which maps values to labels.
34:      *
35:      * @return array
36:      */
37:     protected function _getData() {
38:         $options = array(
39:             'n/a' => mi18n("CHOOSE_OPTION"),
40:             'foo' => mi18n("FOO"),
41:             'bar' => mi18n("BAR")
42:         );
43: 
44:         return $options;
45:     }
46: 
47:     /**
48:      * @see ExternalOptionsDatasourceInterface::getOptionLabels()
49:      * @return array
50:      */
51:     public function getOptionLabels() {
52:         if (NULL === $this->_options) {
53:             $this->_options = $this->_getData();
54:         }
55:         return array_values($this->_options);
56:     }
57: 
58:     /**
59:      * @see ExternalOptionsDatasourceInterface::getOptionValues()
60:      * @return array
61:      */
62:     public function getOptionValues() {
63:         if (NULL === $this->_options) {
64:             $this->_options = $this->_getData();
65:         }
66:         return array_keys($this->_options);
67:     }
68: }
69: