/**
* Method to get the field option groups.
*
* @return array The field option objects as a nested array in groups.
*
* @since 11.1
* @throws UnexpectedValueException
*/
protected function getGroups()
{
$groups = array();
$label = 0;
foreach ($this->element->children() as $element) {
switch ($element->getName()) {
// The element is an <option />
case 'option':
// Initialize the group if necessary.
if (!isset($groups[$label])) {
$groups[$label] = array();
}
// Create a new option object based on the <option /> element.
$tmp = Html::_('select.option', $element['value'] ? (string) $element['value'] : trim((string) $element), Text::alt(trim((string) $element), preg_replace('/[^a-zA-Z0-9_\\-]/', '_', $this->fieldname)), 'value', 'text', (string) $element['disabled'] == 'true');
// Set some option attributes.
$tmp->class = (string) $element['class'];
// Set some JavaScript option attributes.
$tmp->onclick = (string) $element['onclick'];
// Add the option.
$groups[$label][] = $tmp;
break;
// The element is a <group />
// The element is a <group />
case 'group':
// Get the group label.
if ($groupLabel = (string) $element['label']) {
$label = Text::_($groupLabel);
}
// Initialize the group if necessary.
if (!isset($groups[$label])) {
$groups[$label] = array();
}
// Iterate through the children and build an array of options.
foreach ($element->children() as $option) {
// Only add <option /> elements.
if ($option->getName() != 'option') {
continue;
}
// Create a new option object based on the <option /> element.
$tmp = Html::_('select.option', $option['value'] ? (string) $option['value'] : Text::_(trim((string) $option)), Text::_(trim((string) $option)), 'value', 'text', (string) $option['disabled'] == 'true');
// Set some option attributes.
$tmp->class = (string) $option['class'];
// Set some JavaScript option attributes.
$tmp->onclick = (string) $option['onclick'];
// Add the option.
$groups[$label][] = $tmp;
}
if ($groupLabel) {
$label = count($groups);
}
break;
// Unknown element type.
// Unknown element type.
default:
throw new UnexpectedValueException(sprintf('Unsupported element %s in JFormFieldGroupedList', $element->getName()), 500);
}
}
reset($groups);
return $groups;
}
/**
* Method to get the list of files for the field options.
* Specify the target directory with a directory attribute
* Attributes allow an exclude mask and stripping of extensions from file name.
* Default attribute may optionally be set to null (no file) or -1 (use a default).
*
* @return array The field option objects.
*
* @since 1.0
*/
protected function getOptions()
{
$options = array();
// Initialize some field attributes.
$filter = (string) $this->element['filter'];
$exclude = (string) $this->element['exclude'];
$stripExt = (string) $this->element['stripext'];
$hideNone = (string) $this->element['hide_none'];
$hideDefault = (string) $this->element['hide_default'];
// Get the path in which to search for file options.
$path = (string) $this->element['directory'];
if (!is_dir($path)) {
$path = JPATH_ROOT . '/' . $path;
}
// Prepend some default options based on field attributes.
if (!$hideNone) {
$options[] = HtmlSelect::option('-1', Text::alt('JOPTION_DO_NOT_USE', preg_replace('/[^a-zA-Z0-9_\\-]/', '_', $this->fieldname)));
}
if (!$hideDefault) {
$options[] = HtmlSelect::option('', Text::alt('JOPTION_USE_DEFAULT', preg_replace('/[^a-zA-Z0-9_\\-]/', '_', $this->fieldname)));
}
// Get a list of files in the search path with the given filter.
$files = Folder::files($path, $filter);
// Build the options list from the list of files.
if (is_array($files)) {
foreach ($files as $file) {
// Check to see if the file is in the exclude mask.
if ($exclude) {
if (preg_match(chr(1) . $exclude . chr(1), $file)) {
continue;
}
}
// If the extension is to be stripped, do it.
if ($stripExt) {
$file = File::stripExt($file);
}
$options[] = HtmlSelect::option($file, $file);
}
}
// Merge any additional options in the XML definition.
$options = array_merge(parent::getOptions(), $options);
return $options;
}
/**
* Method to get the field options.
*
* @return array The field option objects.
*
* @since 11.1
*/
protected function getOptions()
{
$options = array();
foreach ($this->element->children() as $option) {
// Only add <option /> elements.
if ($option->getName() != 'option') {
continue;
}
// Create a new option object based on the <option /> element.
$tmp = Html::_('select.option', (string) $option['value'], Text::alt(trim((string) $option), preg_replace('/[^a-zA-Z0-9_\\-]/', '_', $this->fieldname)), 'value', 'text', (string) $option['disabled'] == 'true');
// Set some option attributes.
$tmp->class = (string) $option['class'];
// Set some JavaScript option attributes.
$tmp->onclick = (string) $option['onclick'];
// Add the option object to the result set.
$options[] = $tmp;
}
reset($options);
return $options;
}
/**
* Method to get the radio button field input markup.
*
* @return string The field input markup.
*
* @since 1.0
*/
protected function getInput()
{
$html = array();
// Initialize some field attributes.
$class = $this->element['class'] ? ' class="radio ' . (string) $this->element['class'] . '"' : ' class="radio"';
// Start the radio field output.
$html[] = '<fieldset id="' . $this->id . '"' . $class . '>';
// Get the field options.
$options = $this->getOptions();
// Build the radio field output.
foreach ($options as $i => $option) {
// Initialize some option attributes.
$checked = (string) $option->value == (string) $this->value ? ' checked="checked"' : '';
$class = !empty($option->class) ? ' class="' . $option->class . '"' : '';
$disabled = !empty($option->disable) ? ' disabled="disabled"' : '';
// Initialize some JavaScript option attributes.
$onclick = !empty($option->onclick) ? ' onclick="' . $option->onclick . '"' : '';
$html[] = '<input type="radio" id="' . $this->id . $i . '" name="' . $this->name . '"' . ' value="' . htmlspecialchars($option->value, ENT_COMPAT, 'UTF-8') . '"' . $checked . $class . $onclick . $disabled . '/>';
$html[] = '<label for="' . $this->id . $i . '"' . $class . '>' . Text::alt($option->text, preg_replace('/[^a-zA-Z0-9_\\-]/', '_', $this->fieldname)) . '</label>';
}
// End the radio field output.
$html[] = '</fieldset>';
return implode($html);
}
