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<?php
/**
* @package Joomla.Platform
* @subpackage Form
*
* @copyright Copyright (C) 2005 - 2011 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('JPATH_PLATFORM') or die;
jimport('joomla.filesystem.file');
jimport('joomla.filesystem.folder');
/**
* Form Field to display a list of the layouts for a component view from
* the extension or template overrides.
*
* @package Joomla.Platform
* @subpackage Form
* @since 11.1
*/
class RokCommon_Form_Field_ComponentLayout extends RokCommon_Form_AbstractField
{
/**
* The form field type.
*
* @var string
* @since 11.1
*/
protected $type = 'ComponentLayout';
/**
* Method to get the field input for a component layout field.
*
* @return string The field input.
*
* @since 11.1
*/
public function getInput()
{
// Initialize variables.
// Get the client id.
$clientId = $this->element['client_id'];
if (is_null($clientId) && $this->form instanceof RokCommon_Form)
{
$clientId = $this->form->getValue('client_id');
}
$clientId = (int) $clientId;
$client = JApplicationHelper::getClientInfo($clientId);
// Get the extension.
$extn = (string) $this->element['extension'];
if (empty($extn) && ($this->form instanceof RokCommon_Form))
{
$extn = $this->form->getValue('extension');
}
$extn = preg_replace('#\W#', '', $extn);
// Get the template.
$template = (string) $this->element['template'];
$template = preg_replace('#\W#', '', $template);
// Get the style.
if ($this->form instanceof RokCommon_Form)
{
$template_style_id = $this->form->getValue('template_style_id');
}
$template_style_id = preg_replace('#\W#', '', $template_style_id);
// Get the view.
$view = (string) $this->element['view'];
$view = preg_replace('#\W#', '', $view);
// If a template, extension and view are present build the options.
if ($extn && $view && $client)
{
// Load language file
$lang = JFactory::getLanguage();
$lang->load($extn . '.sys', JPATH_ADMINISTRATOR, null, false, false)
|| $lang->load($extn . '.sys', JPATH_ADMINISTRATOR . '/components/' . $extn, null, false, false)
|| $lang->load($extn . '.sys', JPATH_ADMINISTRATOR, $lang->getDefault(), false, false)
|| $lang->load($extn . '.sys', JPATH_ADMINISTRATOR . '/components/' . $extn, $lang->getDefault(), false, false);
// Get the database object and a new query object.
$db = JFactory::getDBO();
$query = $db->getQuery(true);
// Build the query.
$query->select('e.element, e.name');
$query->from('#__extensions as e');
$query->where('e.client_id = ' . (int) $clientId);
$query->where('e.type = ' . $db->quote('template'));
$query->where('e.enabled = 1');
if ($template)
{
$query->where('e.element = ' . $db->quote($template));
}
if ($template_style_id)
{
$query->join('LEFT', '#__template_styles as s on s.template=e.element');
$query->where('s.id=' . (int) $template_style_id);
}
// Set the query and load the templates.
$db->setQuery($query);
$templates = $db->loadObjectList('element');
// Check for a database error.
if ($db->getErrorNum())
{
JError::raiseWarning(500, $db->getErrorMsg());
}
// Build the search paths for component layouts.
$component_path = JPath::clean($client->path . '/components/' . $extn . '/views/' . $view . '/tmpl');
// Prepare array of component layouts
$component_layouts = array();
// Prepare the grouped list
$groups = array();
// Add a Use Global option if useglobal="true" in XML file
if ($this->element['useglobal'] == 'true')
{
$groups[rc__('JOPTION_FROM_STANDARD')]['items'][] = RokCommon_HTML_SelectList::option('', rc__('JGLOBAL_USE_GLOBAL'));
}
// Add the layout options from the component path.
if (is_dir($component_path) && ($component_layouts = JFolder::files($component_path, '^[^_]*\.xml$', false, true)))
{
// Create the group for the component
$groups['_'] = array();
$groups['_']['id'] = $this->id . '__';
$groups['_']['text'] = rc__('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
$value = JFile::stripext(JFile::getName($file));
$component_layouts[$i] = $value;
$text = isset($menu['option']) ? rc__($menu['option']) : (isset($menu['title']) ? rc__($menu['title']) : $value);
$groups['_']['items'][] = RokCommon_HTML_SelectList::option('_:' . $value, $text);
}
}
// Loop on all templates
if ($templates)
{
foreach ($templates as $template)
{
// Load language file
$lang->load('tpl_' . $template->element . '.sys', $client->path, null, false, false)
|| $lang->load('tpl_' . $template->element . '.sys', $client->path . '/templates/' . $template->element, null, false, false)
|| $lang->load('tpl_' . $template->element . '.sys', $client->path, $lang->getDefault(), false, false)
|| $lang->load(
'tpl_' . $template->element . '.sys', $client->path . '/templates/' . $template->element, $lang->getDefault(), false, false
);
$template_path = JPath::clean($client->path . '/templates/' . $template->element . '/html/' . $extn . '/' . $view);
// Add the layout options from the template path.
if (is_dir($template_path) && ($files = JFolder::files($template_path, '^[^_]*\.php$', false, true)))
{
// Files with corresponding XML files are alternate menu items, not alternate layout files
// so we need to exclude these files from the list.
$xml_files = JFolder::files($template_path, '^[^_]*\.xml$', false, true);
for ($j = 0, $count = count($xml_files); $j < $count; $j++)
{
$xml_files[$j] = JFile::stripext(JFile::getName($xml_files[$j]));
}
foreach ($files as $i => $file)
{
// Remove layout files that exist in the component folder or that have XML files
if ((in_array(JFile::stripext(JFile::getName($file)), $component_layouts))
|| (in_array(JFile::stripext(JFile::getName($file)), $xml_files)))
{
unset($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'] = rc__('JOPTION_FROM_TEMPLATE', $template->name);
$groups[$template->name]['items'] = array();
foreach ($files as $file)
{
// Add an option to the template group
$value = JFile::stripext(JFile::getName($file));
$text = $lang
->hasKey($key = strtoupper('TPL_' . $template->name . '_' . $extn . '_' . $view . '_LAYOUT_' . $value))
? rc__($key) : $value;
$groups[$template->name]['items'][] = RokCommon_HTML_SelectList::option($template->element . ':' . $value, $text);
}
}
}
}
}
// Compute attributes for the grouped list
$attr = $this->element['size'] ? ' size="' . (int) $this->element['size'] . '"' : '';
// Prepare HTML code
$html = array();
// Compute the current selected values
$selected = array($this->value);
// Add a grouped list
$html[] = RokCommon_HTML_SelectList::groupedlist($groups, $this->name,
array('id' => $this->id, 'group.id' => 'id', 'list.attr' => $attr, 'list.select' => $selected)
);
return implode($html);
}
else
{
return '';
}
}
}
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