form/form_elements/FEDataList.inc

<?php
/**
 * This file contains the base FEDataList class
 *
 * $Id: FEDataList.inc,v 1.6 2003/02/18 23:02:00 hemna Exp $
 *
 * @author Walter A. Boring IV <waboring@buildabetterweb.com>
 * @author Suren Markosyan <suren@bcsweb.com>
 * @package phpHtmlLib
 * @subpackage FormProcessing
 *
 * @copyright LGPL - See LICENCE
 *
 */

/**
 * This is the DataList FormElement which builds a 
 * a complex FEBoxElement. It has no validation method.
 * 
 *
 * @author Walter A. Boring IV <waboring@buildabetterweb.com>
 * @author Suren Markossian <suren@bcsweb.com>
 * @package phpHtmlLib
 * @subpackage FormProcessing
 *
 * @copyright LGPL - See LICENCE
 */
class FEDataList extends FEBoxElement {

    /**
     * Holds the list of available
     * data elements
     *
     */
    var $_data_list = array();

    /**
     * The constructor
     *
     * @param label string - text label for the element
     * @param bool required - is this a required element
     * @param array data_list - list of data elements (name=>value)
     * @param int required - element width in characters, pixels (px), percentage (%) or elements (em)
     */
    function FEDataList($label, $required = TRUE, $width = NULL, $height = NULL, $data_list = array()) {
        $this->FEBoxElement($label, $required, $width, $height);
        $this->_data_list = $data_list;
    }


    /**
     * This provides a method
     * for the FormContent
     * to get access to the 
     * text associated with a
     * field.  This is only available
     * on FormElements that have text
     * associated with a field.
     * It is used during Confirmation
     *
     * @param mixed - the value to look up
     * @return string - the text associated
     */
    function get_value_text($value) {
        $flip = array_flip($this->_data_list);
        return $flip[$value];
    }

    /**
     *
     * This function is responsible for performing complete
     * validation and setting the appropriate error message
     * in case of a failed validation
     *
     */
    function validate() {
        // we make sure that the value is in the data list
        $values = $this->get_value();
        if (is_array($values) ) {
            foreach( $values as $value ) {
                if (!in_array($value, $this->_data_list)) {
                    $this->set_error_message("Invalid value");
                    return FALSE;
                }
            }
        } else {
            if (!in_array($values, $this->_data_list)) {
                $this->set_error_message("Invalid value");
                return FALSE;
            }
        }
        

        return TRUE;
    }
}
?>
1	<?php
2	/**
3	* This file contains the base FEDataList class
4	*
5	* $Id: FEDataList.inc,v 1.6 2003/02/18 23:02:00 hemna Exp $
6	*
7	* @author Walter A. Boring IV <waboring@buildabetterweb.com>
8	* @author Suren Markosyan <suren@bcsweb.com>
9	* @package phpHtmlLib
10	* @subpackage FormProcessing
11	*
12	* @copyright LGPL - See LICENCE
13	*
14	*/
15
16	/**
17	* This is the DataList FormElement which builds a
18	* a complex FEBoxElement. It has no validation method.
19	*
20	*
21	* @author Walter A. Boring IV <waboring@buildabetterweb.com>
22	* @author Suren Markossian <suren@bcsweb.com>
23	* @package phpHtmlLib
24	* @subpackage FormProcessing
25	*
26	* @copyright LGPL - See LICENCE
27	*/
28	class FEDataList extends FEBoxElement {
29
30	/**
31	* Holds the list of available
32	* data elements
33	*
34	*/
35	var $_data_list = array();
36
37	/**
38	* The constructor
39	*
40	* @param label string - text label for the element
41	* @param bool required - is this a required element
42	* @param array data_list - list of data elements (name=>value)
43	* @param int required - element width in characters, pixels (px), percentage (%) or elements (em)
44	*/
45	function FEDataList($label, $required = TRUE, $width = NULL, $height = NULL, $data_list = array()) {
46	$this->FEBoxElement($label, $required, $width, $height);
47	$this->_data_list = $data_list;
48	}
49
50
51	/**
52	* This provides a method
53	* for the FormContent
54	* to get access to the
55	* text associated with a
56	* field. This is only available
57	* on FormElements that have text
58	* associated with a field.
59	* It is used during Confirmation
60	*
61	* @param mixed - the value to look up
62	* @return string - the text associated
63	*/
64	function get_value_text($value) {
65	$flip = array_flip($this->_data_list);
66	return $flip[$value];
67	}
68
69	/**
70	*
71	* This function is responsible for performing complete
72	* validation and setting the appropriate error message
73	* in case of a failed validation
74	*
75	*/
76	function validate() {
77	// we make sure that the value is in the data list
78	$values = $this->get_value();
79	if (is_array($values) ) {
80	foreach( $values as $value ) {
81	if (!in_array($value, $this->_data_list)) {
82	$this->set_error_message("Invalid value");
83	return FALSE;
84	}
85	}
86	} else {
87	if (!in_array($values, $this->_data_list)) {
88	$this->set_error_message("Invalid value");
89	return FALSE;
90	}
91	}
92
93
94	return TRUE;
95	}
96	}
97	?>
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