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<?php
/**
* @package Joomla.Administrator
* @subpackage com_categories
*
* @copyright (C) 2008 Open Source Matters, Inc. <https://www.joomla.org>
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
namespace Joomla\Component\Categories\Administrator\View\Categories;
\defined('_JEXEC') or die;
use Joomla\CMS\Component\ComponentHelper;
use Joomla\CMS\Factory;
use Joomla\CMS\Helper\ContentHelper;
use Joomla\CMS\Language\Multilanguage;
use Joomla\CMS\Language\Text;
use Joomla\CMS\MVC\View\GenericDataException;
use Joomla\CMS\MVC\View\HtmlView as BaseHtmlView;
use Joomla\CMS\Pagination\Pagination;
use Joomla\CMS\Toolbar\Toolbar;
use Joomla\CMS\Toolbar\ToolbarHelper;
/**
* Categories view class for the Category package.
*
* @since 1.6
*/
class HtmlView extends BaseHtmlView
{
/**
* An array of items
*
* @var array
*/
protected $items;
/**
* The pagination object
*
* @var Pagination
*/
protected $pagination;
/**
* The model state
*
* @var object
*/
protected $state;
/**
* Flag if an association exists
*
* @var boolean
*/
protected $assoc;
/**
* Form object for search filters
*
* @var \JForm
*/
public $filterForm;
/**
* The active search filters
*
* @var array
*/
public $activeFilters;
/**
* Is this view an Empty State
*
* @var boolean
* @since 4.0.0
*/
private $isEmptyState = false;
/**
* Display the view
*
* @param string|null $tpl The name of the template file to parse; automatically searches through the template paths.
*
* @throws GenericDataException
*
* @return void
*/
public function display($tpl = null)
{
$this->state = $this->get('State');
$this->items = $this->get('Items');
$this->pagination = $this->get('Pagination');
$this->assoc = $this->get('Assoc');
$this->filterForm = $this->get('FilterForm');
$this->activeFilters = $this->get('ActiveFilters');
// Written this way because we only want to call IsEmptyState if no items, to prevent always calling it when not needed.
if (!count($this->items) && $this->isEmptyState = $this->get('IsEmptyState'))
{
$this->setLayout('emptystate');
}
// Check for errors.
if (count($errors = $this->get('Errors')))
{
throw new GenericDataException(implode("\n", $errors), 500);
}
// Preprocess the list of items to find ordering divisions.
foreach ($this->items as &$item)
{
$this->ordering[$item->parent_id][] = $item->id;
}
// We don't need toolbar in the modal window.
if ($this->getLayout() !== 'modal')
{
$this->addToolbar();
// We do not need to filter by language when multilingual is disabled
if (!Multilanguage::isEnabled())
{
unset($this->activeFilters['language']);
$this->filterForm->removeField('language', 'filter');
}
}
else
{
// In article associations modal we need to remove language filter if forcing a language.
if ($forcedLanguage = Factory::getApplication()->input->get('forcedLanguage', '', 'CMD'))
{
// If the language is forced we can't allow to select the language, so transform the language selector filter into a hidden field.
$languageXml = new \SimpleXMLElement('<field name="language" type="hidden" default="' . $forcedLanguage . '" />');
$this->filterForm->setField($languageXml, 'filter', true);
// Also, unset the active language filter so the search tools is not open by default with this filter.
unset($this->activeFilters['language']);
}
}
parent::display($tpl);
}
/**
* Add the page title and toolbar.
*
* @return void
*
* @since 1.6
*/
protected function addToolbar()
{
$categoryId = $this->state->get('filter.category_id');
$component = $this->state->get('filter.component');
$section = $this->state->get('filter.section');
$canDo = ContentHelper::getActions($component, 'category', $categoryId);
$user = Factory::getApplication()->getIdentity();
// Get the toolbar object instance
$toolbar = Toolbar::getInstance('toolbar');
// Avoid nonsense situation.
if ($component == 'com_categories')
{
return;
}
// Need to load the menu language file as mod_menu hasn't been loaded yet.
$lang = Factory::getLanguage();
$lang->load($component, JPATH_BASE)
|| $lang->load($component, JPATH_ADMINISTRATOR . '/components/' . $component);
// If a component categories title string is present, let's use it.
if ($lang->hasKey($component_title_key = strtoupper($component . ($section ? "_$section" : '')) . '_CATEGORIES_TITLE'))
{
$title = Text::_($component_title_key);
}
elseif ($lang->hasKey($component_section_key = strtoupper($component . ($section ? "_$section" : ''))))
// Else if the component section string exists, let's use it.
{
$title = Text::sprintf('COM_CATEGORIES_CATEGORIES_TITLE', $this->escape(Text::_($component_section_key)));
}
else
// Else use the base title
{
$title = Text::_('COM_CATEGORIES_CATEGORIES_BASE_TITLE');
}
// Load specific css component
/** @var \Joomla\CMS\WebAsset\WebAssetManager $wa */
$wa = $this->document->getWebAssetManager();
$wa->getRegistry()->addExtensionRegistryFile($component);
if ($wa->assetExists('style', $component . '.admin-categories'))
{
$wa->useStyle($component . '.admin-categories');
}
else
{
$wa->registerAndUseStyle($component . '.admin-categories', $component . '/administrator/categories.css');
}
// Prepare the toolbar.
ToolbarHelper::title($title, 'folder categories ' . substr($component, 4) . ($section ? "-$section" : '') . '-categories');
if ($canDo->get('core.create') || count($user->getAuthorisedCategories($component, 'core.create')) > 0)
{
$toolbar->addNew('category.add');
}
if (!$this->isEmptyState && ($canDo->get('core.edit.state') || $user->authorise('core.admin')))
{
$dropdown = $toolbar->dropdownButton('status-group')
->text('JTOOLBAR_CHANGE_STATUS')
->toggleSplit(false)
->icon('icon-ellipsis-h')
->buttonClass('btn btn-action')
->listCheck(true);
$childBar = $dropdown->getChildToolbar();
if ($canDo->get('core.edit.state'))
{
$childBar->publish('categories.publish')->listCheck(true);
$childBar->unpublish('categories.unpublish')->listCheck(true);
$childBar->archive('categories.archive')->listCheck(true);
}
if ($user->authorise('core.admin'))
{
$childBar->checkin('categories.checkin')->listCheck(true);
}
if ($canDo->get('core.edit.state') && $this->state->get('filter.published') != -2)
{
$childBar->trash('categories.trash')->listCheck(true);
}
// Add a batch button
if ($canDo->get('core.create')
&& $canDo->get('core.edit')
&& $canDo->get('core.edit.state'))
{
$childBar->popupButton('batch')
->text('JTOOLBAR_BATCH')
->selector('collapseModal')
->listCheck(true);
}
}
if (!$this->isEmptyState && $canDo->get('core.admin'))
{
$toolbar->standardButton('refresh')
->text('JTOOLBAR_REBUILD')
->task('categories.rebuild');
}
if (!$this->isEmptyState && $this->state->get('filter.published') == -2 && $canDo->get('core.delete', $component))
{
$toolbar->delete('categories.delete')
->text('JTOOLBAR_EMPTY_TRASH')
->message('JGLOBAL_CONFIRM_DELETE')
->listCheck(true);
}
if ($canDo->get('core.admin') || $canDo->get('core.options'))
{
$toolbar->preferences($component);
}
// Compute the ref_key if it does exist in the component
if (!$lang->hasKey($ref_key = strtoupper($component . ($section ? "_$section" : '')) . '_CATEGORIES_HELP_KEY'))
{
$ref_key = 'JHELP_COMPONENTS_' . strtoupper(substr($component, 4) . ($section ? "_$section" : '')) . '_CATEGORIES';
}
/*
* Get help for the categories view for the component by
* -remotely searching in a language defined dedicated URL: *component*_HELP_URL
* -locally searching in a component help file if helpURL param exists in the component and is set to ''
* -remotely searching in a component URL if helpURL param exists in the component and is NOT set to ''
*/
if ($lang->hasKey($lang_help_url = strtoupper($component) . '_HELP_URL'))
{
$debug = $lang->setDebug(false);
$url = Text::_($lang_help_url);
$lang->setDebug($debug);
}
else
{
$url = null;
}
$toolbar->help($ref_key, ComponentHelper::getParams($component)->exists('helpURL'), $url);
}
}