name = 'select';
$this->label = __("Select",'acf');
$this->category = __("Choice",'acf');
$this->defaults = array(
'multiple' => 0,
'allow_null' => 0,
'choices' => array(),
'default_value' => ''
);
// do not delete!
parent::__construct();
// extra
//add_filter('acf/update_field/type=select', array($this, 'update_field'), 5, 2);
add_filter('acf/update_field/type=checkbox', array($this, 'update_field'), 5, 2);
add_filter('acf/update_field/type=radio', array($this, 'update_field'), 5, 2);
}
/*
* create_field()
*
* Create the HTML interface for your field
*
* @param $field - an array holding all the field's data
*
* @type action
* @since 3.6
* @date 23/01/13
*/
function create_field( $field )
{
// vars
$optgroup = false;
// determine if choices are grouped (2 levels of array)
if( is_array($field['choices']) )
{
foreach( $field['choices'] as $k => $v )
{
if( is_array($v) )
{
$optgroup = true;
}
}
}
// value must be array
if( !is_array($field['value']) )
{
// perhaps this is a default value with new lines in it?
if( strpos($field['value'], "\n") !== false )
{
// found multiple lines, explode it
$field['value'] = explode("\n", $field['value']);
}
else
{
$field['value'] = array( $field['value'] );
}
}
// trim value
$field['value'] = array_map('trim', $field['value']);
// multiple select
$multiple = '';
if( $field['multiple'] )
{
// create a hidden field to allow for no selections
echo '';
$multiple = ' multiple="multiple" size="5" ';
$field['name'] .= '[]';
}
// html
echo '';
}
/*
* create_options()
*
* Create extra options for your field. This is rendered when editing a field.
* The value of $field['name'] can be used (like bellow) to save extra data to the $field
*
* @type action
* @since 3.6
* @date 23/01/13
*
* @param $field - an array holding all the field's data
*/
function create_options( $field )
{
$key = $field['name'];
// implode choices so they work in a textarea
if( is_array($field['choices']) )
{
foreach( $field['choices'] as $k => $v )
{
$field['choices'][ $k ] = $k . ' : ' . $v;
}
$field['choices'] = implode("\n", $field['choices']);
}
?>