File plugins/form_assistant/extensions/class.pifa.example_options_datasource.php

 1: <?php
 2: 
 3: /**
 4:  *
 5:  * @package Plugin
 6:  * @subpackage FormAssistant
 7:  * @version SVN Revision $Rev:$
 8:  * @author marcus.gnass
 9:  * @copyright four for business AG
10:  * @link http://www.4fb.de
11:  */
12: 
13: // assert CONTENIDO framework
14: defined('CON_FRAMEWORK') || die('Illegal call: Missing framework initialization - request aborted.');
15: 
16: plugin_include(Pifa::getName(), 'classes/class.pifa.external_options_datasource_interface.php');
17: 
18: /**
19:  * This is an example for an external options data source.
20:  *
21:  * @author marcus.gnass
22:  */
23: class ExampleOptionsDatasource extends PifaExternalOptionsDatasourceInterface {
24: 
25:     /**
26:      * Stores the options as associative array which maps values to labels.
27:      *
28:      * @var array
29:      */
30:     protected $_options = NULL;
31: 
32:     /**
33:      * Gets options from an external data source and return them as associative
34:      * array which maps values to labels.
35:      *
36:      * @return array
37:      */
38:     protected function _getData() {
39:         $options = array(
40:             'n/a' => mi18n("CHOOSE_OPTION"),
41:             'foo' => mi18n("FOO"),
42:             'bar' => mi18n("BAR")
43:         );
44: 
45:         return $options;
46:     }
47: 
48:     /**
49:      *
50:      * @see ExternalOptionsDatasourceInterface::getOptionLabels()
51:      */
52:     public function getOptionLabels() {
53:         if (NULL === $this->_options) {
54:             $this->_options = $this->_getData();
55:         }
56:         return array_values($this->_options);
57:     }
58: 
59:     /**
60:      *
61:      * @see ExternalOptionsDatasourceInterface::getOptionValues()
62:      */
63:     public function getOptionValues() {
64:         if (NULL === $this->_options) {
65:             $this->_options = $this->_getData();
66:         }
67:         return array_keys($this->_options);
68:     }
69: }
70:
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