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Current File : /var/www/consult-e-syn/public_html/plugins/system/articlesanywhere/src/Replace.php

<?php
/**
 * @package         Articles Anywhere
 * @version         14.2.0PRO
 * 
 * @author          Peter van Westen <info@regularlabs.com>
 * @link            https://regularlabs.com
 * @copyright       Copyright © 2023 Regular Labs All Rights Reserved
 * @license         GNU General Public License version 2 or later
 */

namespace RegularLabs\Plugin\System\ArticlesAnywhere;

defined('_JEXEC') or die;

use Joomla\CMS\Language\Text as JText;
use RegularLabs\Library\Document as RL_Document;
use RegularLabs\Library\Html as RL_Html;
use RegularLabs\Library\Protect as RL_Protect;
use RegularLabs\Library\RegEx as RL_RegEx;
use RegularLabs\Library\StringHelper as RL_String;
use RegularLabs\Plugin\System\ArticlesAnywhere\PluginTags\PluginTag;
use RegularLabs\Plugin\System\ArticlesAnywhere\PluginTags\PluginTags;

class Replace
{
    static $message = '';

    public static function process(&$full_string, $strip_html = false)
    {
        [$start_tags, $end_tags] = Params::getTags();

        [$pre_string, $string, $post_string] = RL_Html::getContentContainingSearches(
            $full_string,
            $start_tags,
            $end_tags
        );

        $pluginTags = new PluginTags;

        $tags = $pluginTags->get($string);

        if (empty($tags))
        {
            return;
        }

        $break     = 0;
        $max_loops = 10;

        while (
            $break++ < $max_loops
            && ! empty($tags)
        )
        {
            self::replaceTagsInString($string, $tags, $strip_html);

            $tags = $pluginTags->get($string);
        }

        $full_string = $pre_string . $string . $post_string;
    }

    public static function replaceTags(&$string, $area = 'article', $context = '', $article = null)
    {
        if ( ! is_string($string) || $string == '')
        {
            return false;
        }

        if ( ! RL_String::contains($string, Params::getTags(true)))
        {
            return false;
        }

        if ($article && ($area == 'article' || $area == 'other'))
        {
            CurrentArticle::set($article);
        }

        $params = Params::get();

        self::$message = '';

        if ($area == 'article' && ! RL_Protect::articlePassesSecurity($article, $params->articles_security_level))
        {
            self::$message = JText::_('AA_OUTPUT_REMOVED_SECURITY');
        }

        // allow in component?
        if (RL_Protect::isRestrictedComponent($params->disabled_components ?? [], $area))
        {
            if ( ! $params->disable_components_remove)
            {
                Protect::protectTags($string);

                return true;
            }

            self::$message = JText::_('AA_OUTPUT_REMOVED_NOT_ENABLED');

            Protect::_($string);
        }

        Protect::_($string);

        switch ($area)
        {
            case 'article':
                $replace = self::prepareStringForArticles($string, $context);
                break;

            case 'component':
                $replace = self::prepareStringForComponent($string);
                break;

            default:
            case 'body':
                $replace = self::prepareStringForBody($string);
                break;
        }

        if ($replace)
        {
            $strip_html = $area == 'head' && $params->strip_html_in_head;
            self::process($string, $strip_html);
        }

        RL_Protect::unprotect($string);

        return true;
    }

    private static function prepareStringForArticles(&$string, $context = '')
    {
        $params = Params::get();

        if (strpos($context, 'com_search.') === 0)
        {
            $limit = explode('.', $context, 2);
            $limit = (int) array_pop($limit);

            $string_check = substr($string, 0, $limit);

            if ( ! RL_String::contains($string_check, Params::getTags(true)))
            {
                return false;
            }
        }

        if ( ! $params->articles_enable)
        {
            self::$message = JText::_('AA_OUTPUT_REMOVED_NOT_ENABLED');
        }

        return true;
    }

    private static function prepareStringForBody(&$string)
    {
        $params = Params::get();

        if ( ! $params->other_enable)
        {
            self::$message = JText::_('AA_OUTPUT_REMOVED_NOT_ENABLED');
        }

        return true;
    }

    private static function prepareStringForComponent(&$string)
    {
        $params = Params::get();

        if ( ! $params->components_enable)
        {
            self::$message = JText::_('AA_OUTPUT_REMOVED_NOT_ENABLED');
        }

        if (RL_Document::isFeed())
        {
            $s      = '(<item[^>]*>)';
            $string = RL_RegEx::replace($s, '\1<!-- START: AA_COMPONENT -->', $string);
            $string = str_replace('</item>', '<!-- END: AA_COMPONENT --></item>', $string);
        }

        if (strpos($string, '<!-- START: AA_COMPONENT -->') === false)
        {
            Area::tag($string, 'component');
        }

        return false;
    }

    private static function replaceTagsInString(&$string, $tags, $strip_html = false)
    {
        /** @var PluginTag $tag */
        foreach ($tags as $tag)
        {
            $output = self::$message ? Protect::getMessageCommentTag(self::$message) : $tag->getOutput();

            if ($strip_html)
            {
                $output = RL_Html::removeHtmlTags($output, true);
            }

            $string = RL_String::replaceOnce($tag->getOriginalString(), $output, $string);
        }
    }
}