<?php

/**
 * Joomla! Content Management System
 *
 * @copyright  (C) 2009 Open Source Matters, Inc. <https://www.joomla.org>
 * @license    GNU General Public License version 2 or later; see LICENSE.txt
 */

namespace Joomla\CMS\HTML\Helpers;

use Joomla\CMS\Access\Access as AccessCheck;
use Joomla\CMS\Factory;
use Joomla\CMS\Helper\UserGroupsHelper;
use Joomla\CMS\HTML\HTMLHelper;
use Joomla\CMS\Language\Text;
use Joomla\CMS\Layout\LayoutHelper;

// phpcs:disable PSR1.Files.SideEffects
\defined('JPATH_PLATFORM') or die;
// phpcs:enable PSR1.Files.SideEffects

/**
 * Extended Utility class for all HTML drawing classes.
 *
 * @since  1.6
 */
abstract class Access
{
    /**
     * A cached array of the asset groups
     *
     * @var    array
     * @since  1.6
     */
    protected static $asset_groups = null;

    /**
     * Displays a list of the available access view levels
     *
     * @param   string  $name      The form field name.
     * @param   string  $selected  The name of the selected section.
     * @param   string  $attribs   Additional attributes to add to the select field.
     * @param   mixed   $params    True to add "All Sections" option or an array of options
     * @param   mixed   $id        The form field id or false if not used
     *
     * @return  string  The required HTML for the SELECT tag.
     *
     * @see    \Joomla\CMS\Form\Field\AccesslevelField
     * @since  1.6
     */
    public static function level($name, $selected, $attribs = '', $params = true, $id = false)
    {
        $db = Factory::getDbo();
        $query = $db->getQuery(true)
            ->select(
                [
                    $db->quoteName('a.id', 'value'),
                    $db->quoteName('a.title', 'text'),
                ]
            )
            ->from($db->quoteName('#__viewlevels', 'a'))
            ->group(
                [
                    $db->quoteName('a.id'),
                    $db->quoteName('a.title'),
                    $db->quoteName('a.ordering'),
                ]
            )
            ->order(
                [
                    $db->quoteName('a.ordering') . ' ASC',
                    $db->quoteName('a.title') . ' ASC',
                ]
            );

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

        // If params is an array, push these options to the array
        if (is_array($params)) {
            $options = array_merge($params, $options);
        } elseif ($params) {
            // If all levels is allowed, push it into the array.
            array_unshift($options, HTMLHelper::_('select.option', '', Text::_('JOPTION_ACCESS_SHOW_ALL_LEVELS')));
        }

        return HTMLHelper::_(
            'select.genericlist',
            $options,
            $name,
            array(
                'list.attr' => $attribs,
                'list.select' => $selected,
                'id' => $id,
            )
        );
    }

    /**
     * Displays a list of the available user groups.
     *
     * @param   string   $name      The form field name.
     * @param   string   $selected  The name of the selected section.
     * @param   string   $attribs   Additional attributes to add to the select field.
     * @param   boolean  $allowAll  True to add "All Groups" option.
     * @param   mixed    $id        The form field id
     *
     * @return  string   The required HTML for the SELECT tag.
     *
     * @see     \Joomla\CMS\Form\Field\UsergrouplistField
     * @since   1.6
     */
    public static function usergroup($name, $selected, $attribs = '', $allowAll = true, $id = false)
    {
        $options = array_values(UserGroupsHelper::getInstance()->getAll());

        for ($i = 0, $n = count($options); $i < $n; $i++) {
            $options[$i]->value = $options[$i]->id;
            $options[$i]->text = str_repeat('- ', $options[$i]->level) . $options[$i]->title;
        }

        // If all usergroups is allowed, push it into the array.
        if ($allowAll) {
            array_unshift($options, HTMLHelper::_('select.option', '', Text::_('JOPTION_ACCESS_SHOW_ALL_GROUPS')));
        }

        return HTMLHelper::_('select.genericlist', $options, $name, array('list.attr' => $attribs, 'list.select' => $selected, 'id' => $id));
    }

    /**
     * Returns a UL list of user groups with checkboxes
     *
     * @param   string   $name             The name of the checkbox controls array
     * @param   array    $selected         An array of the checked boxes
     * @param   boolean  $checkSuperAdmin  If false only super admins can add to super admin groups
     *
     * @return  string
     *
     * @since   1.6
     */
    public static function usergroups($name, $selected, $checkSuperAdmin = false)
    {
        static $count;

        $count++;

        $isSuperAdmin = Factory::getUser()->authorise('core.admin');

        $groups = array_values(UserGroupsHelper::getInstance()->getAll());

        $html = array();

        for ($i = 0, $n = count($groups); $i < $n; $i++) {
            $item = &$groups[$i];

            // If checkSuperAdmin is true, only add item if the user is superadmin or the group is not super admin
            if ((!$checkSuperAdmin) || $isSuperAdmin || (!AccessCheck::checkGroup($item->id, 'core.admin'))) {
                // Setup  the variable attributes.
                $eid = $count . 'group_' . $item->id;

                // Don't call in_array unless something is selected
                $checked = '';

                if ($selected) {
                    $checked = in_array($item->id, $selected) ? ' checked="checked"' : '';
                }

                $rel = ($item->parent_id > 0) ? ' rel="' . $count . 'group_' . $item->parent_id . '"' : '';

                // Build the HTML for the item.
                $html[] = '	<div class="control-group">';
                $html[] = '		<div class="controls">';
                $html[] = '			<label class="form-check-label checkbox" for="' . $eid . '">';
                $html[] = '			<input class="form-check-input" type="checkbox" name="' . $name . '[]" value="' . $item->id . '" id="' . $eid . '"';
                $html[] = '					' . $checked . $rel . '>';
                $html[] = '			' . LayoutHelper::render('joomla.html.treeprefix', array('level' => $item->level + 1)) . $item->title;
                $html[] = '			</label>';
                $html[] = '		</div>';
                $html[] = '	</div>';
            }
        }

        return implode("\n", $html);
    }

    /**
     * Returns a UL list of actions with checkboxes
     *
     * @param   string  $name       The name of the checkbox controls array
     * @param   array   $selected   An array of the checked boxes
     * @param   string  $component  The component the permissions apply to
     * @param   string  $section    The section (within a component) the permissions apply to
     *
     * @return  string
     *
     * @see     AccessCheck
     * @since   1.6
     */
    public static function actions($name, $selected, $component, $section = 'global')
    {
        static $count;

        $count++;

        $actions = AccessCheck::getActionsFromFile(
            JPATH_ADMINISTRATOR . '/components/' . $component . '/access.xml',
            "/access/section[@name='" . $section . "']/"
        );

        $html = array();
        $html[] = '<ul class="checklist access-actions">';

        for ($i = 0, $n = count($actions); $i < $n; $i++) {
            $item = &$actions[$i];

            // Setup  the variable attributes.
            $eid = $count . 'action_' . $item->id;
            $checked = in_array($item->id, $selected) ? ' checked="checked"' : '';

            // Build the HTML for the item.
            $html[] = '	<li>';
            $html[] = '		<input type="checkbox" name="' . $name . '[]" value="' . $item->id . '" id="' . $eid . '"';
            $html[] = '			' . $checked . '>';
            $html[] = '		<label for="' . $eid . '">';
            $html[] = '			' . Text::_($item->title);
            $html[] = '		</label>';
            $html[] = '	</li>';
        }

        $html[] = '</ul>';

        return implode("\n", $html);
    }

    /**
     * Gets a list of the asset groups as an array of JHtml compatible options.
     *
     * @return  mixed  An array or false if an error occurs
     *
     * @since   1.6
     */
    public static function assetgroups()
    {
        if (empty(static::$asset_groups)) {
            $db = Factory::getDbo();
            $query = $db->getQuery(true)
                ->select(
                    [
                        $db->quoteName('a.id', 'value'),
                        $db->quoteName('a.title', 'text'),
                    ]
                )
                ->from($db->quoteName('#__viewlevels', 'a'))
                ->group(
                    [
                        $db->quoteName('a.id'),
                        $db->quoteName('a.title'),
                        $db->quoteName('a.ordering'),
                    ]
                )
                ->order($db->quoteName('a.ordering') . ' ASC');

            $db->setQuery($query);
            static::$asset_groups = $db->loadObjectList();
        }

        return static::$asset_groups;
    }

    /**
     * Displays a Select list of the available asset groups
     *
     * @param   string  $name      The name of the select element
     * @param   mixed   $selected  The selected asset group id
     * @param   string  $attribs   Optional attributes for the select field
     * @param   array   $config    An array of options for the control
     *
     * @return  mixed  An HTML string or null if an error occurs
     *
     * @since   1.6
     */
    public static function assetgrouplist($name, $selected, $attribs = null, $config = array())
    {
        static $count;

        $options = static::assetgroups();

        if (isset($config['title'])) {
            array_unshift($options, HTMLHelper::_('select.option', '', $config['title']));
        }

        return HTMLHelper::_(
            'select.genericlist',
            $options,
            $name,
            array(
                'id' => isset($config['id']) ? $config['id'] : 'assetgroups_' . (++$count),
                'list.attr' => $attribs === null ? 'class="inputbox" size="3"' : $attribs,
                'list.select' => (int) $selected,
            )
        );
    }
}