<?php
/**
 * Kunena Component
 *
 * @package     Kunena.Administrator
 * @subpackage  Views
 *
 * @copyright   (C) 2008 - 2018 Kunena Team. All rights reserved.
 * @license     https://www.gnu.org/copyleft/gpl.html GNU/GPL
 * @link        https://www.kunena.org
 **/
defined('_JEXEC') or die();

/**
 * About view for Kunena backend
 */
class KunenaAdminViewCategories extends KunenaView
{
	/**
	 * @var array|KunenaForumCategory[]
	 */
	public $categories = array();

	/**
	 *
	 */
	function displayCreate()
	{
		$this->displayEdit();
	}

	/**
	 *
	 */
	function displayEdit()
	{
		$this->category = $this->get('AdminCategory');

		// FIXME: better access control and gracefully handle no rights
		// Prevent fatal error if no rights:
		if (!$this->category)
		{
			return;
		}

		$this->options    = $this->get('AdminOptions');
		$this->moderators = $this->get('AdminModerators');
		$this->setToolBarEdit();
		$this->display();
	}

	/**
	 *
	 */
	function displayDefault()
	{
		$this->categories = $this->get('AdminCategories');
		$this->pagination = $this->get('AdminNavigation');

		// Preprocess the list of items to find ordering divisions.
		$this->ordering = array();

		foreach ($this->categories as &$item)
		{
			$this->ordering[$item->parent_id][] = $item->id;
		}

		$this->setToolBarDefault();
		$this->sortFields          = $this->getSortFields();
		$this->sortDirectionFields = $this->getSortDirectionFields();

		$this->user              = JFactory::getUser();
		$this->me                = KunenaUserHelper::getMyself();
		$this->userId            = $this->user->get('id');
		$this->filterSearch      = $this->escape($this->state->get('filter.search'));
		$this->filterPublished   = $this->escape($this->state->get('filter.published'));
		$this->filterTitle       = $this->escape($this->state->get('filter.title'));
		$this->filterType        = $this->escape($this->state->get('filter.type'));
		$this->filterAccess      = $this->escape($this->state->get('filter.access'));
		$this->filterLocked      = $this->escape($this->state->get('filter.locked'));
		$this->filterReview      = $this->escape($this->state->get('filter.review'));
		$this->filterAllow_polls = $this->escape($this->state->get('filter.allow_polls'));
		$this->filterAnonymous   = $this->escape($this->state->get('filter.anonymous'));
		$this->filterActive      = $this->escape($this->state->get('filter.active'));
		$this->listOrdering      = $this->escape($this->state->get('list.ordering'));
		$this->listDirection     = $this->escape($this->state->get('list.direction'));
		$this->saveOrder         = ($this->listOrdering == 'a.ordering' && $this->listDirection == 'asc');
		$this->saveOrderingUrl   = 'index.php?option=com_kunena&view=categories&task=saveorderajax&tmpl=component';
		$this->filterLevels      = $this->escape($this->state->get('filter.levels'));
		$this->display();
	}

	/**
	 *
	 */
	protected function setToolBarEdit()
	{
		JToolBarHelper::title(JText::_('COM_KUNENA') . ': ' . JText::_('COM_KUNENA_CATEGORY_MANAGER'), 'list-view');
		JToolbarHelper::spacer();
		JToolBarHelper::apply('apply');
		JToolBarHelper::save('save');
		JToolBarHelper::save2new('save2new');

		// If an existing item, can save to a copy.
		if ($this->category->exists())
		{
			JToolBarHelper::save2copy('save2copy');
		}

		JToolBarHelper::cancel();
		JToolbarHelper::spacer();
		$help_url  = 'https://docs.kunena.org/en/manual/backend/categories/new-section-category';
		JToolBarHelper::help('COM_KUNENA', false, $help_url);
	}

	/**
	 *
	 */
	protected function setToolBarDefault()
	{
		$this->filterActive = $this->escape($this->state->get('filter.active'));
		$this->pagination   = $this->get('AdminNavigation');

		JToolBarHelper::title(JText::_('COM_KUNENA') . ': ' . JText::_('COM_KUNENA_CATEGORY_MANAGER'), 'list-view');
		JToolBarHelper::spacer();
		JToolBarHelper::addNew('add', 'COM_KUNENA_NEW_CATEGORY');


		JToolBarHelper::editList();
		JToolBarHelper::divider();
		JToolBarHelper::publish();
		JToolBarHelper::unpublish();
		JToolBarHelper::divider();
		JToolBarHelper::deleteList();
		JToolBarHelper::spacer();
		$help_url  = 'https://docs.kunena.org/en/setup/sections-categories';
		JToolBarHelper::help('COM_KUNENA', false, $help_url);
	}

	/**
	 * Returns an array of standard published state filter options.
	 *
	 * @return    string    The HTML code for the select tag
	 */
	public function publishedOptions()
	{
		// Build the active state filter options.
		$options   = array();
		$options[] = JHtml::_('select.option', '1', JText::_('COM_KUNENA_FIELD_LABEL_ON'));
		$options[] = JHtml::_('select.option', '0', JText::_('COM_KUNENA_FIELD_LABEL_OFF'));

		return $options;
	}

	/**
	 * Returns an array of locked filter options.
	 *
	 * @return    string    The HTML code for the select tag
	 */
	public function lockOptions()
	{
		// Build the active state filter options.
		$options   = array();
		$options[] = JHtml::_('select.option', '1', JText::_('COM_KUNENA_FIELD_LABEL_ON'));
		$options[] = JHtml::_('select.option', '0', JText::_('COM_KUNENA_FIELD_LABEL_OFF'));

		return $options;
	}

	/**
	 * Returns an array of review filter options.
	 *
	 * @return    string    The HTML code for the select tag
	 */
	public function reviewOptions()
	{
		// Build the active state filter options.
		$options   = array();
		$options[] = JHtml::_('select.option', '1', JText::_('COM_KUNENA_FIELD_LABEL_ON'));
		$options[] = JHtml::_('select.option', '0', JText::_('COM_KUNENA_FIELD_LABEL_OFF'));

		return $options;
	}

	/**
	 * Returns an array of review filter options.
	 *
	 * @return    array
	 */
	public function allowpollsOptions()
	{
		// Build the active state filter options.
		$options   = array();
		$options[] = JHtml::_('select.option', '1', JText::_('COM_KUNENA_FIELD_LABEL_ON'));
		$options[] = JHtml::_('select.option', '0', JText::_('COM_KUNENA_FIELD_LABEL_OFF'));

		return $options;
	}

	/**
	 * Returns an array of type filter options.
	 *
	 * @return    string    The HTML code for the select tag
	 */
	public function anonymousOptions()
	{
		// Build the active state filter options.
		$options   = array();
		$options[] = JHtml::_('select.option', '1', JText::_('COM_KUNENA_FIELD_LABEL_ON'));
		$options[] = JHtml::_('select.option', '0', JText::_('COM_KUNENA_FIELD_LABEL_OFF'));

		return $options;
	}

	/**
	 * Returns an array of review filter options.
	 *
	 * @return    array
	 */
	protected function getSortFields()
	{
		$sortFields   = array();
		$sortFields[] = JHtml::_('select.option', 'ordering', JText::_('COM_KUNENA_REORDER'));
		$sortFields[] = JHtml::_('select.option', 'p.published', JText::_('JSTATUS'));
		$sortFields[] = JHtml::_('select.option', 'p.title', JText::_('JGLOBAL_TITLE'));
		$sortFields[] = JHtml::_('select.option', 'p.access', JText::_('COM_KUNENA_CATEGORIES_LABEL_ACCESS'));
		$sortFields[] = JHtml::_('select.option', 'p.locked', JText::_('COM_KUNENA_LOCKED'));
		$sortFields[] = JHtml::_('select.option', 'p.review', JText::_('COM_KUNENA_REVIEW'));
		$sortFields[] = JHtml::_('select.option', 'p.allow_polls', JText::_('COM_KUNENA_CATEGORIES_LABEL_POLL'));
		$sortFields[] = JHtml::_('select.option', 'p.anonymous', JText::_('COM_KUNENA_CATEGORY_ANONYMOUS'));
		$sortFields[] = JHtml::_('select.option', 'p.id', JText::_('JGRID_HEADING_ID'));

		return $sortFields;
	}

	/**
	 * Returns an array of review filter options.
	 *
	 * @return    array
	 */
	protected function getSortDirectionFields()
	{
		$sortDirection = array();

		$sortDirection[] = JHtml::_('select.option', 'asc', JText::_('JGLOBAL_ORDER_ASCENDING'));
		$sortDirection[] = JHtml::_('select.option', 'desc', JText::_('JGLOBAL_ORDER_DESCENDING'));

		return $sortDirection;
	}
}