<?php
/**
 * @package     Joomla.Administrator
 * @subpackage  com_modules
 *
 * @copyright   (C) 2010 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

namespace Joomla\Component\Modules\Administrator\Service\HTML;

\defined('_JEXEC') or die;

use Joomla\CMS\Factory;
use Joomla\CMS\HTML\HTMLHelper;
use Joomla\CMS\Language\Text;
use Joomla\Component\Modules\Administrator\Helper\ModulesHelper;
use Joomla\Component\Templates\Administrator\Helper\TemplatesHelper;
use Joomla\Database\ParameterType;
use Joomla\Utilities\ArrayHelper;

/**
 * HTMLHelper module helper class.
 *
 * @since  1.6
 */
class Modules
{
	/**
	 * Builds an array of template options
	 *
	 * @param   integer  $clientId  The client id.
	 * @param   string   $state     The state of the template.
	 *
	 * @return  array
	 */
	public function templates($clientId = 0, $state = '')
	{
		$options   = array();
		$templates = ModulesHelper::getTemplates($clientId, $state);

		foreach ($templates as $template)
		{
			$options[] = HTMLHelper::_('select.option', $template->element, $template->name);
		}

		return $options;
	}

	/**
	 * Builds an array of template type options
	 *
	 * @return  array
	 */
	public function types()
	{
		$options = array();
		$options[] = HTMLHelper::_('select.option', 'user', 'COM_MODULES_OPTION_POSITION_USER_DEFINED');
		$options[] = HTMLHelper::_('select.option', 'template', 'COM_MODULES_OPTION_POSITION_TEMPLATE_DEFINED');

		return $options;
	}

	/**
	 * Builds an array of template state options
	 *
	 * @return  array
	 */
	public function templateStates()
	{
		$options = array();
		$options[] = HTMLHelper::_('select.option', '1', 'JENABLED');
		$options[] = HTMLHelper::_('select.option', '0', 'JDISABLED');

		return $options;
	}

	/**
	 * Returns a published state on a grid
	 *
	 * @param   integer  $value     The state value.
	 * @param   integer  $i         The row index
	 * @param   boolean  $enabled   An optional setting for access control on the action.
	 * @param   string   $checkbox  An optional prefix for checkboxes.
	 *
	 * @return  string        The Html code
	 *
	 * @see     HTMLHelperJGrid::state
	 * @since   1.7.1
	 */
	public function state($value, $i, $enabled = true, $checkbox = 'cb')
	{
		$states = array(
			1  => array(
				'unpublish',
				'COM_MODULES_EXTENSION_PUBLISHED_ENABLED',
				'COM_MODULES_HTML_UNPUBLISH_ENABLED',
				'COM_MODULES_EXTENSION_PUBLISHED_ENABLED',
				true,
				'publish',
				'publish',
			),
			0  => array(
				'publish',
				'COM_MODULES_EXTENSION_UNPUBLISHED_ENABLED',
				'COM_MODULES_HTML_PUBLISH_ENABLED',
				'COM_MODULES_EXTENSION_UNPUBLISHED_ENABLED',
				true,
				'unpublish',
				'unpublish',
			),
			-1 => array(
				'unpublish',
				'COM_MODULES_EXTENSION_PUBLISHED_DISABLED',
				'COM_MODULES_HTML_UNPUBLISH_DISABLED',
				'COM_MODULES_EXTENSION_PUBLISHED_DISABLED',
				true,
				'warning',
				'warning',
			),
			-2 => array(
				'publish',
				'COM_MODULES_EXTENSION_UNPUBLISHED_DISABLED',
				'COM_MODULES_HTML_PUBLISH_DISABLED',
				'COM_MODULES_EXTENSION_UNPUBLISHED_DISABLED',
				true,
				'unpublish',
				'unpublish',
			),
		);

		return HTMLHelper::_('jgrid.state', $states, $value, $i, 'modules.', $enabled, true, $checkbox);
	}

	/**
	 * Display a batch widget for the module position selector.
	 *
	 * @param   integer  $clientId          The client ID.
	 * @param   integer  $state             The state of the module (enabled, unenabled, trashed).
	 * @param   string   $selectedPosition  The currently selected position for the module.
	 *
	 * @return  string   The necessary positions for the widget.
	 *
	 * @since   2.5
	 */
	public function positions($clientId, $state = 1, $selectedPosition = '')
	{
		$templates      = array_keys(ModulesHelper::getTemplates($clientId, $state));
		$templateGroups = array();

		// Add an empty value to be able to deselect a module position
		$option = ModulesHelper::createOption('', Text::_('COM_MODULES_NONE'));
		$templateGroups[''] = ModulesHelper::createOptionGroup('', array($option));

		// Add positions from templates
		$isTemplatePosition = false;

		foreach ($templates as $template)
		{
			$options = array();

			$positions = TemplatesHelper::getPositions($clientId, $template);

			if (is_array($positions))
			{
				foreach ($positions as $position)
				{
					$text = ModulesHelper::getTranslatedModulePosition($clientId, $template, $position) . ' [' . $position . ']';
					$options[] = ModulesHelper::createOption($position, $text);

					if (!$isTemplatePosition && $selectedPosition === $position)
					{
						$isTemplatePosition = true;
					}
				}

				$options = ArrayHelper::sortObjects($options, 'text');
			}

			$templateGroups[$template] = ModulesHelper::createOptionGroup(ucfirst($template), $options);
		}

		// Add custom position to options
		$customGroupText = Text::_('COM_MODULES_CUSTOM_POSITION');
		$editPositions   = true;
		$customPositions = ModulesHelper::getPositions($clientId, $editPositions);

		$app = Factory::getApplication();

		$position = $app->getUserState('com_modules.modules.' . $clientId . '.filter.position');

		if ($position)
		{
			$customPositions[] = HTMLHelper::_('select.option', $position);

			$customPositions = array_unique($customPositions, SORT_REGULAR);
		}

		$templateGroups[$customGroupText] = ModulesHelper::createOptionGroup($customGroupText, $customPositions);

		return $templateGroups;
	}

	/**
	 * Get a select with the batch action options
	 *
	 * @return  void
	 */
	public function batchOptions()
	{
		// Create the copy/move options.
		$options = array(
			HTMLHelper::_('select.option', 'c', Text::_('JLIB_HTML_BATCH_COPY')),
			HTMLHelper::_('select.option', 'm', Text::_('JLIB_HTML_BATCH_MOVE'))
		);

		echo HTMLHelper::_('select.radiolist', $options, 'batch[move_copy]', '', 'value', 'text', 'm');
	}

	/**
	 * Method to get the field options.
	 *
	 * @param   integer  $clientId  The client ID
	 *
	 * @return  array  The field option objects.
	 *
	 * @since   2.5
	 */
	public function positionList($clientId = 0)
	{
		$clientId = (int) $clientId;
		$db       = Factory::getDbo();
		$query    = $db->getQuery(true)
			->select('DISTINCT ' . $db->quoteName('position', 'value'))
			->select($db->quoteName('position', 'text'))
			->from($db->quoteName('#__modules'))
			->where($db->quoteName('client_id') . ' = :clientid')
			->order($db->quoteName('position'))
			->bind(':clientid', $clientId, ParameterType::INTEGER);

		// Get the options.
		$db->setQuery($query);

		try
		{
			$options = $db->loadObjectList();
		}
		catch (\RuntimeException $e)
		{
			Factory::getApplication()->enqueueMessage($e->getMessage(), 'error');
		}

		// Pop the first item off the array if it's blank
		if (count($options))
		{
			if (strlen($options[0]->text) < 1)
			{
				array_shift($options);
			}
		}

		return $options;
	}
}

• [F] Modules.php
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