<?php

/**
 * @package     Joomla.Site
 * @subpackage  mod_articles_news
 *
 * @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\Module\ArticlesNews\Site\Helper;

use Joomla\CMS\Access\Access;
use Joomla\CMS\Application\SiteApplication;
use Joomla\CMS\Component\ComponentHelper;
use Joomla\CMS\Factory;
use Joomla\CMS\HTML\HTMLHelper;
use Joomla\CMS\Language\Text;
use Joomla\CMS\Router\Route;
use Joomla\CMS\Uri\Uri;
use Joomla\Component\Content\Site\Helper\RouteHelper;
use Joomla\Database\DatabaseAwareInterface;
use Joomla\Database\DatabaseAwareTrait;
use Joomla\Registry\Registry;

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

/**
 * Helper for mod_articles_news
 *
 * @since  1.6
 */
class ArticlesNewsHelper implements DatabaseAwareInterface
{
    use DatabaseAwareTrait;

    /**
     * Get a list of the latest articles from the article model.
     *
     * @param   Registry         $params  Object holding the models parameters
     * @param   SiteApplication  $app     The app
     *
     * @return  mixed
     *
     * @since 4.2.0
     */
    public function getArticles(Registry $params, SiteApplication $app)
    {
        /** @var \Joomla\Component\Content\Site\Model\ArticlesModel $model */
        $model = $app->bootComponent('com_content')->getMVCFactory()->createModel('Articles', 'Site', ['ignore_request' => true]);

        // Set application parameters in model
        $appParams = $app->getParams();
        $model->setState('params', $appParams);

        $model->setState('list.start', 0);
        $model->setState('filter.published', 1);

        // Set the filters based on the module params
        $model->setState('list.limit', (int) $params->get('count', 5));

        // This module does not use tags data
        $model->setState('load_tags', false);

        // Access filter
        $access     = !ComponentHelper::getParams('com_content')->get('show_noauth');
        $authorised = Access::getAuthorisedViewLevels($app->getIdentity() ? $app->getIdentity()->id : 0);
        $model->setState('filter.access', $access);

        // Category filter
        $model->setState('filter.category_id', $params->get('catid', []));

        // Filter by language
        $model->setState('filter.language', $app->getLanguageFilter());

        // Filter by tag
        $model->setState('filter.tag', $params->get('tag', []));

        // Featured switch
        $featured = $params->get('show_featured', '');

        if ($featured === '') {
            $model->setState('filter.featured', 'show');
        } elseif ($featured) {
            $model->setState('filter.featured', 'only');
        } else {
            $model->setState('filter.featured', 'hide');
        }

        $input = $app->getInput();

        // Filter by id in case it should be excluded
        if (
            $params->get('exclude_current', true)
            && $input->get('option') === 'com_content'
            && $input->get('view') === 'article'
        ) {
            // Exclude the current article from displaying in this module
            $model->setState('filter.article_id', $input->get('id', 0, 'UINT'));
            $model->setState('filter.article_id.include', false);
        }

        // Set ordering
        $ordering = $params->get('ordering', 'a.publish_up');
        $model->setState('list.ordering', $ordering);

        if (trim($ordering) === 'rand()') {
            $model->setState('list.ordering', $this->getDatabase()->getQuery(true)->rand());
        } else {
            $direction = $params->get('direction', 1) ? 'DESC' : 'ASC';
            $model->setState('list.direction', $direction);
            $model->setState('list.ordering', $ordering);
        }

        // Check if we should trigger additional plugin events
        $triggerEvents = $params->get('triggerevents', 1);

        // Retrieve Content
        $items = $model->getItems();

        foreach ($items as &$item) {
            $item->readmore = \strlen(trim($item->fulltext));
            $item->slug     = $item->id . ':' . $item->alias;

            if ($access || \in_array($item->access, $authorised)) {
                // We know that user has the privilege to view the article
                $item->link     = Route::_(RouteHelper::getArticleRoute($item->slug, $item->catid, $item->language));
                $item->linkText = Text::_('MOD_ARTICLES_NEWS_READMORE');
            } else {
                $item->link = new Uri(Route::_('index.php?option=com_users&view=login', false));
                $item->link->setVar('return', base64_encode(RouteHelper::getArticleRoute($item->slug, $item->catid, $item->language)));
                $item->linkText = Text::_('MOD_ARTICLES_NEWS_READMORE_REGISTER');
            }

            $item->introtext = HTMLHelper::_('content.prepare', $item->introtext, '', 'mod_articles_news.content');

            // Remove any images belongs to the text
            if (!$params->get('image')) {
                // Remove any images and empty links from the intro text
                $item->introtext = preg_replace(['/\\<img[^>]*>/', '/<a[^>]*><\\/a>/'], '', $item->introtext);
            }

            // Show the Intro/Full image field of the article
            if ($params->get('img_intro_full') !== 'none') {
                $images             = json_decode($item->images);
                $item->imageSrc     = '';
                $item->imageAlt     = '';
                $item->imageCaption = '';

                if ($params->get('img_intro_full') === 'intro' && !empty($images->image_intro)) {
                    $item->imageSrc = htmlspecialchars($images->image_intro, ENT_COMPAT, 'UTF-8');
                    $item->imageAlt = htmlspecialchars($images->image_intro_alt, ENT_COMPAT, 'UTF-8');

                    if ($images->image_intro_caption) {
                        $item->imageCaption = htmlspecialchars($images->image_intro_caption, ENT_COMPAT, 'UTF-8');
                    }
                } elseif ($params->get('img_intro_full') === 'full' && !empty($images->image_fulltext)) {
                    $item->imageSrc = htmlspecialchars($images->image_fulltext, ENT_COMPAT, 'UTF-8');
                    $item->imageAlt = htmlspecialchars($images->image_fulltext_alt, ENT_COMPAT, 'UTF-8');

                    if ($images->image_intro_caption) {
                        $item->imageCaption = htmlspecialchars($images->image_fulltext_caption, ENT_COMPAT, 'UTF-8');
                    }
                }
            }

            if ($triggerEvents) {
                $item->text = '';
                $app->triggerEvent('onContentPrepare', ['com_content.article', &$item, &$params, 0]);

                $results                 = $app->triggerEvent('onContentAfterTitle', ['com_content.article', &$item, &$params, 0]);
                $item->afterDisplayTitle = trim(implode("\n", $results));

                $results                    = $app->triggerEvent('onContentBeforeDisplay', ['com_content.article', &$item, &$params, 0]);
                $item->beforeDisplayContent = trim(implode("\n", $results));

                $results                   = $app->triggerEvent('onContentAfterDisplay', ['com_content.article', &$item, &$params, 0]);
                $item->afterDisplayContent = trim(implode("\n", $results));
            } else {
                $item->afterDisplayTitle    = '';
                $item->beforeDisplayContent = '';
                $item->afterDisplayContent  = '';
            }
        }

        return $items;
    }

    /**
     * Get a list of the latest articles from the article model
     *
     * @param   \Joomla\Registry\Registry  &$params  object holding the models parameters
     *
     * @return  mixed
     *
     * @since 1.6
     *
     * @deprecated 4.3 will be removed in 6.0
     *             Use the non-static method getArticles
     *             Example: Factory::getApplication()->bootModule('mod_articles_news', 'site')
     *                          ->getHelper('ArticlesNewsHelper')
     *                          ->getArticles($params, Factory::getApplication())
     */
    public static function getList(&$params)
    {
        return (new self())->getArticles($params, Factory::getApplication());
    }
}
