/**
* Method to get the field input for a component layout field.
*
* @return string The field input.
*
* @since 1.6
*/
protected function getInput()
{
// Get the client id.
$clientId = $this->element['client_id'];
if ($clientId === null && $this->form instanceof Form) {
$clientId = $this->form->getValue('client_id');
}
$clientId = (int) $clientId;
$client = ApplicationHelper::getClientInfo($clientId);
// Get the extension.
$extension = (string) $this->element['extension'];
if (empty($extension) && $this->form instanceof Form) {
$extension = $this->form->getValue('extension');
}
$extension = preg_replace('#\\W#', '', $extension);
$template = (string) $this->element['template'];
$template = preg_replace('#\\W#', '', $template);
$template_style_id = 0;
if ($this->form instanceof Form) {
$template_style_id = $this->form->getValue('template_style_id', null, 0);
$template_style_id = (int) preg_replace('#\\W#', '', $template_style_id);
}
$view = (string) $this->element['view'];
$view = preg_replace('#\\W#', '', $view);
// If a template, extension and view are present build the options.
if ($extension && $view && $client) {
// Load language file
$lang = Factory::getLanguage();
$lang->load($extension . '.sys', JPATH_ADMINISTRATOR) || $lang->load($extension . '.sys', JPATH_ADMINISTRATOR . '/components/' . $extension);
// Get the database object and a new query object.
$db = Factory::getDbo();
$query = $db->getQuery(true);
// Build the query.
$query->select([$db->quoteName('e.element'), $db->quoteName('e.name')])->from($db->quoteName('#__extensions', 'e'))->where([$db->quoteName('e.client_id') . ' = :clientId', $db->quoteName('e.type') . ' = ' . $db->quote('template'), $db->quoteName('e.enabled') . ' = 1'])->bind(':clientId', $clientId, ParameterType::INTEGER);
if ($template) {
$query->where($db->quoteName('e.element') . ' = :template')->bind(':template', $template);
}
if ($template_style_id) {
$query->join('LEFT', $db->quoteName('#__template_styles', 's'), $db->quoteName('s.template') . ' = ' . $db->quoteName('e.element'))->where($db->quoteName('s.id') . ' = :style')->bind(':style', $template_style_id, ParameterType::INTEGER);
}
// Set the query and load the templates.
$db->setQuery($query);
$templates = $db->loadObjectList('element');
// Build the search paths for component layouts.
$component_path = Path::clean($client->path . '/components/' . $extension . '/tmpl/' . $view);
// Check if the new layouts folder exists, else use the old one
if (!is_dir($component_path)) {
$component_path = Path::clean($client->path . '/components/' . $extension . '/views/' . $view . '/tmpl');
}
// Prepare array of component layouts
$component_layouts = array();
// Prepare the grouped list
$groups = array();
// Add a Use Global option if useglobal="true" in XML file
if ((string) $this->element['useglobal'] === 'true') {
$groups[Text::_('JOPTION_FROM_STANDARD')]['items'][] = HTMLHelper::_('select.option', '', Text::_('JGLOBAL_USE_GLOBAL'));
}
// Add the layout options from the component path.
if (is_dir($component_path) && ($component_layouts = Folder::files($component_path, '^[^_]*\\.xml$', false, true))) {
// Create the group for the component
$groups['_'] = array();
$groups['_']['id'] = $this->id . '__';
$groups['_']['text'] = Text::sprintf('JOPTION_FROM_COMPONENT');
$groups['_']['items'] = array();
foreach ($component_layouts as $i => $file) {
// Attempt to load the XML file.
if (!($xml = simplexml_load_file($file))) {
unset($component_layouts[$i]);
continue;
}
// Get the help data from the XML file if present.
if (!($menu = $xml->xpath('layout[1]'))) {
unset($component_layouts[$i]);
continue;
}
$menu = $menu[0];
// Add an option to the component group
$value = basename($file, '.xml');
$component_layouts[$i] = $value;
$text = isset($menu['option']) ? Text::_($menu['option']) : (isset($menu['title']) ? Text::_($menu['title']) : $value);
$groups['_']['items'][] = HTMLHelper::_('select.option', '_:' . $value, $text);
}
}
// Loop on all templates
if ($templates) {
foreach ($templates as $template) {
// Load language file
$lang->load('tpl_' . $template->element . '.sys', $client->path) || $lang->load('tpl_' . $template->element . '.sys', $client->path . '/templates/' . $template->element);
$template_path = Path::clean($client->path . '/templates/' . $template->element . '/html/' . $extension . '/' . $view);
// Add the layout options from the template path.
if (is_dir($template_path) && ($files = Folder::files($template_path, '^[^_]*\\.php$', false, true))) {
foreach ($files as $i => $file) {
// Remove layout files that exist in the component folder
if (\in_array(basename($file, '.php'), $component_layouts)) {
unset($files[$i]);
}
}
if (\count($files)) {
// Create the group for the template
$groups[$template->name] = array();
$groups[$template->name]['id'] = $this->id . '_' . $template->element;
$groups[$template->name]['text'] = Text::sprintf('JOPTION_FROM_TEMPLATE', $template->name);
$groups[$template->name]['items'] = array();
foreach ($files as $file) {
// Add an option to the template group
$value = basename($file, '.php');
$text = $lang->hasKey($key = strtoupper('TPL_' . $template->name . '_' . $extension . '_' . $view . '_LAYOUT_' . $value)) ? Text::_($key) : $value;
$groups[$template->name]['items'][] = HTMLHelper::_('select.option', $template->element . ':' . $value, $text);
}
}
}
}
}
// Compute attributes for the grouped list
$attr = $this->element['size'] ? ' size="' . (int) $this->element['size'] . '"' : '';
$attr .= $this->element['class'] ? ' class="' . (string) $this->element['class'] . '"' : '';
// Prepare HTML code
$html = array();
// Compute the current selected values
$selected = array($this->value);
// Add a grouped list
$html[] = HTMLHelper::_('select.groupedlist', $groups, $this->name, array('id' => $this->id, 'group.id' => 'id', 'list.attr' => $attr, 'list.select' => $selected));
return implode($html);
} else {
return '';
}
}