webshell

Ghost Exploiter Team Official

Directory >> /home/aminiwrc/public_html11/wp-content/plugins/litespeed-cache/src/

File / Folder	Size	Action
.	-
cdn	--	ren
data_structure	--	ren
activation.cls.php	14.991KB	edt ren
admin-display.cls.php	33.22KB	edt ren
admin-settings.cls.php	9.521KB	edt ren
admin.cls.php	4.441KB	edt ren
api.cls.php	11.076KB	edt ren
avatar.cls.php	6.063KB	edt ren
base.cls.php	30.233KB	edt ren
cdn-setup.cls.php	10.451KB	edt ren
cdn.cls.php	13.132KB	edt ren
cloud.cls.php	42.476KB	edt ren
conf.cls.php	18.579KB	edt ren
control.cls.php	21.746KB	edt ren
core.cls.php	20.05KB	edt ren
crawler-map.cls.php	13.999KB	edt ren
crawler.cls.php	34.689KB	edt ren
css.cls.php	13.104KB	edt ren
data.cls.php	17.406KB	edt ren
data.upgrade.func.php	21.372KB	edt ren
db-optm.cls.php	9.585KB	edt ren
debug2.cls.php	13.098KB	edt ren
doc.cls.php	4.737KB	edt ren
error.cls.php	6.905KB	edt ren
esi.cls.php	26.907KB	edt ren
file.cls.php	10.135KB	edt ren
gui.cls.php	27.449KB	edt ren
health.cls.php	2.893KB	edt ren
htaccess.cls.php	23.952KB	edt ren
img-optm.cls.php	60.243KB	edt ren
import.cls.php	4.15KB	edt ren
instance.cls.php	0.15KB	edt ren
lang.cls.php	15.473KB	edt ren
localization.cls.php	3.383KB	edt ren
media.cls.php	31.078KB	edt ren
metabox.cls.php	4.205KB	edt ren
object-cache.cls.php	15.917KB	edt ren
object.lib.php	33.969KB	edt ren
optimize.cls.php	36.666KB	edt ren
optimizer.cls.php	9.016KB	edt ren
placeholder.cls.php	14.146KB	edt ren
preset.cls.php	5.43KB	edt ren
purge.cls.php	29.785KB	edt ren
report.cls.php	5.328KB	edt ren
rest.cls.php	7.871KB	edt ren
root.cls.php	12.596KB	edt ren
router.cls.php	19.078KB	edt ren
str.cls.php	1.368KB	edt ren
tag.cls.php	8.619KB	edt ren
task.cls.php	5.825KB	edt ren
tool.cls.php	3.291KB	edt ren
ucss.cls.php	14.39KB	edt ren
utility.cls.php	20.634KB	edt ren
vary.cls.php	19.171KB	edt ren
vpi.cls.php	7.408KB	edt ren

<?php
/**
 * The avatar cache class
 *
 * @since 		3.0
 * @package    	LiteSpeed
 * @subpackage 	LiteSpeed/inc
 * @author     	LiteSpeed Technologies <info@litespeedtech.com>
 */
namespace LiteSpeed;

defined('WPINC') || exit();

class Avatar extends Base
{
	const TYPE_GENERATE = 'generate';

private $_conf_cache_ttl;
	private $_tb;

private $_avatar_realtime_gen_dict = array();
	protected $_summary;

/**
	 * Init
	 *
	 * @since  1.4
	 */
	public function __construct()
	{
		if (!$this->conf(self::O_DISCUSS_AVATAR_CACHE)) {
			return;
		}

Debug2::debug2('[Avatar] init');

$this->_tb = $this->cls('Data')->tb('avatar');

$this->_conf_cache_ttl = $this->conf(self::O_DISCUSS_AVATAR_CACHE_TTL);

add_filter('get_avatar_url', array($this, 'crawl_avatar'));

$this->_summary = self::get_summary();
	}

/**
	 * Check if need db table or not
	 *
	 * @since 3.0
	 * @access public
	 */
	public function need_db()
	{
		if ($this->conf(self::O_DISCUSS_AVATAR_CACHE)) {
			return true;
		}

return false;
	}
	/**
	 * Get gravatar URL from DB and regenerate
	 *
	 * @since  3.0
	 * @access public
	 */
	public function serve_static($md5)
	{
		global $wpdb;

Debug2::debug('[Avatar] is avatar request');

if (strlen($md5) !== 32) {
			Debug2::debug('[Avatar] wrong md5 ' . $md5);
			return;
		}

$q = "SELECT url FROM `$this->_tb` WHERE md5=%s";
		$url = $wpdb->get_var($wpdb->prepare($q, $md5));

if (!$url) {
			Debug2::debug('[Avatar] no matched url for md5 ' . $md5);
			return;
		}

$url = $this->_generate($url);

wp_redirect($url);
		exit();
	}

/**
	 * Localize gravatar
	 *
	 * @since  3.0
	 * @access public
	 */
	public function crawl_avatar($url)
	{
		if (!$url) {
			return $url;
		}

// Check if its already in dict or not
		if (!empty($this->_avatar_realtime_gen_dict[$url])) {
			Debug2::debug2('[Avatar] already in dict [url] ' . $url);

return $this->_avatar_realtime_gen_dict[$url];
		}

$realpath = $this->_realpath($url);
		if (file_exists($realpath) && time() - filemtime($realpath) <= $this->_conf_cache_ttl) {
			Debug2::debug2('[Avatar] cache file exists [url] ' . $url);
			return $this->_rewrite($url, filemtime($realpath));
		}

if (!strpos($url, 'gravatar.com')) {
			return $url;
		}

// Send request
		if (!empty($this->_summary['curr_request']) && time() - $this->_summary['curr_request'] < 300) {
			Debug2::debug2('[Avatar] Bypass generating due to interval limit [url] ' . $url);
			return $url;
		}

// Generate immediately
		$this->_avatar_realtime_gen_dict[$url] = $this->_generate($url);

return $this->_avatar_realtime_gen_dict[$url];
	}

/**
	 * Read last time generated info
	 *
	 * @since  3.0
	 * @access public
	 */
	public function queue_count()
	{
		global $wpdb;

// If var not exists, mean table not exists // todo: not true
		if (!$this->_tb) {
			return false;
		}

$q = "SELECT COUNT(*) FROM `$this->_tb` WHERE dateline<" . (time() - $this->_conf_cache_ttl);
		return $wpdb->get_var($q);
	}

/**
	 * Get the final URL of local avatar
	 *
	 * Check from db also
	 *
	 * @since  3.0
	 */
	private function _rewrite($url, $time = null)
	{
		return LITESPEED_STATIC_URL . '/avatar/' . $this->_filepath($url) . ($time ? '?ver=' . $time : '');
	}

/**
	 * Generate realpath of the cache file
	 *
	 * @since  3.0
	 * @access private
	 */
	private function _realpath($url)
	{
		return LITESPEED_STATIC_DIR . '/avatar/' . $this->_filepath($url);
	}

/**
	 * Get filepath
	 *
	 * @since  4.0
	 */
	private function _filepath($url)
	{
		$filename = md5($url) . '.jpg';
		if (is_multisite()) {
			$filename = get_current_blog_id() . '/' . $filename;
		}
		return $filename;
	}

/**
	 * Cron generation
	 *
	 * @since  3.0
	 * @access public
	 */
	public static function cron($force = false)
	{
		global $wpdb;

$_instance = self::cls();
		if (!$_instance->queue_count()) {
			Debug2::debug('[Avatar] no queue');
			return;
		}

// For cron, need to check request interval too
		if (!$force) {
			if (!empty($_instance->_summary['curr_request']) && time() - $_instance->_summary['curr_request'] < 300) {
				Debug2::debug('[Avatar] curr_request too close');
				return;
			}
		}

$q = "SELECT url FROM `$_instance->_tb` WHERE dateline < %d ORDER BY id DESC LIMIT %d";
		$q = $wpdb->prepare($q, array(time() - $_instance->_conf_cache_ttl, apply_filters('litespeed_avatar_limit', 30)));

$list = $wpdb->get_results($q);
		Debug2::debug('[Avatar] cron job [count] ' . count($list));

foreach ($list as $v) {
			Debug2::debug('[Avatar] cron job [url] ' . $v->url);

$_instance->_generate($v->url);
		}
	}

/**
	 * Remote generator
	 *
	 * @since  3.0
	 * @access private
	 */
	private function _generate($url)
	{
		global $wpdb;

// Record the data

$file = $this->_realpath($url);

// Update request status
		self::save_summary(array('curr_request' => time()));

// Generate
		$this->_maybe_mk_cache_folder('avatar');

$response = wp_remote_get($url, array('timeout' => 180, 'stream' => true, 'filename' => $file));

Debug2::debug('[Avatar] _generate [url] ' . $url);

// Parse response data
		if (is_wp_error($response)) {
			$error_message = $response->get_error_message();
			file_exists($file) && unlink($file);
			Debug2::debug('[Avatar] failed to get: ' . $error_message);
			return $url;
		}

// Save summary data
		self::save_summary(array(
			'last_spent' => time() - $this->_summary['curr_request'],
			'last_request' => $this->_summary['curr_request'],
			'curr_request' => 0,
		));

// Update DB
		$md5 = md5($url);
		$q = "UPDATE `$this->_tb` SET dateline=%d WHERE md5=%s";
		$existed = $wpdb->query($wpdb->prepare($q, array(time(), $md5)));
		if (!$existed) {
			$q = "INSERT INTO `$this->_tb` SET url=%s, md5=%s, dateline=%d";
			$wpdb->query($wpdb->prepare($q, array($url, $md5, time())));
		}

Debug2::debug('[Avatar] saved avatar ' . $file);

return $this->_rewrite($url);
	}

/**
	 * Handle all request actions from main cls
	 *
	 * @since  3.0
	 * @access public
	 */
	public function handler()
	{
		$type = Router::verify_type();

switch ($type) {
			case self::TYPE_GENERATE:
				self::cron(true);
				break;

default:
				break;
		}

Admin::redirect();
	}
}