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ip_unblocker_plugin.php
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ip_unblocker_plugin.php
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<?php
use Blesta\Core\Util\Common\Traits\Container;
/**
* IP Unblocker plugin handler
*
* @package blesta
* @subpackage blesta.plugins.ip_unblocker
* @copyright Copyright (c) 2020, Phillips Data, Inc.
* @license http://www.blesta.com/license/ The Blesta License Agreement
* @link http://www.blesta.com/ Blesta
*/
class IpUnblockerPlugin extends Plugin
{
// Load traits
use Container;
/**
* @var Monolog\Logger An instance of the logger
*/
protected $logger;
/**
* @var type A list of class names for supported modules
*/
private $supported_modules = ['cpanel', 'direct_admin'];
public function __construct()
{
$this->loadConfig(dirname(__FILE__) . DS . 'config.json');
Language::loadLang('ip_unblocker_plugin', null, dirname(__FILE__) . DS . 'language' . DS);
if (!isset($this->Record)) {
Loader::loadComponents($this, ['Input', 'Record']);
}
$logger = $this->getFromContainer('logger');
$this->logger = $logger;
}
/**
* Performs any necessary cleanup actions
*
* @param int $plugin_id The ID of the plugin being uninstalled
* @param bool $last_instance True if $plugin_id is the last instance across all
* companies for this plugin, false otherwise
*/
public function uninstall($plugin_id, $last_instance)
{
if (!isset($this->Companies)) {
Loader::loadComponents($this, ['Companies']);
}
// Remove all plugin settings *IFF* no other company in the system is using this plugin
if ($last_instance) {
$companies = $this->Companies->getAll();
foreach ($companies as $company) {
$this->Companies->unsetSetting($company->id, 'ip_unblocker_client_set_ip');
}
}
}
/**
* Returns whether this plugin provides support for setting admin or client service tabs
* @see Plugin::getAdminServiceTabs
* @see Plugin::getClientServiceTabs
*
* @return bool True if the plugin supports service tabs, or false otherwise
*/
public function allowsServiceTabs()
{
return true;
}
/**
* Returns all tabs to display to a client when managing a service
*
* @param stdClass $service A stdClass object representing the selected service
* @return array An array of tabs in the format of method => array where array contains:
*
* - name (required) The name of the link
* - icon (optional) use to display a custom icon
* - href (optional) use to link to a different URL
* Example:
* array('methodName' => "Title", 'methodName2' => "Title2")
* array('methodName' => array('name' => "Title", 'icon' => "icon"))
*/
public function getClientServiceTabs(stdClass $service)
{
$service_tabs = [];
$module = $this->getModuleByService($service);
if ($module && in_array($module->class, $this->supported_modules)) {
$service_tabs = [
'tabUnblockIp' => [
'name' => Language::_('IpUnblockerPlugin.unblock_ip', true),
]
];
}
return $service_tabs;
}
/**
* Displays the custom tab defined for unblocking IPs
*
* @param stdClass $service An stdClass object representing the service
* @param array $get Any GET parameters
* @param array $post Any POST parameters
* @param array $files Any FILES parameters
* @return string The content of the tab
*/
public function tabUnblockIp(stdClass $service, array $get = null, array $post = null, array $files = null)
{
$this->view = new View();
// Load the view at /plugins/ip_unblocker/views/default/unblock_ip.pdt
$this->view->setView('tab_unblock_ip', 'IpUnblocker.default');
// Load currency helper
Loader::loadHelpers($this, ['Form', 'Html']);
// Get settings
if (!isset($this->Companies)) {
Loader::loadComponents($this, ['Companies']);
}
$client_set_ip = $this->Companies->getSetting(Configure::get('Blesta.company_id'), 'ip_unblocker_client_set_ip');
$this->view->set('client_set_ip', ($client_set_ip->value ?? 'false'));
// Get requestor
$requestor = $this->getFromContainer('requestor');
if (!empty($post)) {
$ip_address = $requestor->ip_address;
if (($client_set_ip->value ?? 'false') == 'true') {
$ip_address = $post['ip_address'] ?? $requestor->ip_address;
}
$this->unblockIp($service, $ip_address);
}
// Make the IP address available to the view
$this->view->set('ip_address', $requestor->ip_address);
// Return the content of the view
return $this->view->fetch();
}
/**
* Unblocks an IP
*
* @param stdClass $service An stdClass object representing the service
* @param string $ip_address The IP address to unblock
*/
private function unblockIp(stdClass $service, $ip_address)
{
Loader::loadModels($this, ['Clients', 'ModuleManager']);
// Get module info
$module = $this->getModuleByService($service);
$module_row = $this->ModuleManager->getRow($service->module_row_id);
$meta = $module_row->meta;
switch ($module->class) {
case 'cpanel':
// Make the unblock request to cPanel
$response = $this->makeRequest(
['action' => 'kill', 'ip' => $ip_address],
'http' . ($meta->use_ssl == '1' ? 's' : '') . '://'
. $meta->host_name . ':2087/cgi/configserver/csf.cgi',
'POST',
[CURLOPT_HTTPHEADER => ["Authorization: WHM " . $meta->user_name . ":" . $meta->key]]
);
// Set success message
if ($response) {
$this->setMessage('success', Language::_('IpUnblockerPlugin.!success.unblock_ip', true));
}
break;
case 'direct_admin':
// Make the unblock request to Direct Admin
$response = $this->makeRequest(
['action' => 'kill', 'ip' => $ip_address],
'http' . ($meta->use_ssl == '1' ? 's' : '') . '://'
. $meta->host_name . ':' . $meta->port . '/CMD_PLUGINS_ADMIN/csf/index.raw',
'POST',
[
CURLOPT_USERAGENT => 'Blesta IP Unblocker',
CURLOPT_USERPWD => $meta->user_name . ':' . $meta->password,
CURLOPT_HTTPAUTH => CURLAUTH_BASIC
]
);
// Set success message
if ($response) {
$this->setMessage('success', Language::_('IpUnblockerPlugin.!success.unblock_ip', true));
}
break;
}
}
/**
* Returns the module associated with a given service
*
* @param stdClass $service An stdClass object representing the selected service
* @return mixed A stdClass object representing the module for the service
*/
private function getModuleByService(stdClass $service)
{
return $this->Record->select('modules.*')->
from('module_rows')->
innerJoin('modules', 'modules.id', '=', 'module_rows.module_id', false)->
where('module_rows.id', '=', $service->module_row_id)->
fetch();
}
/**
* Send an HTTP request.
*
* @param array $post The parameters to include in the request
* @param string $url Specifies the url to invoke
* @param string $method Http request method (GET, DELETE, POST)
* @param array $curl_options A list of curl options
* @return string An json formatted string containing the response
*/
protected function makeRequest(array $post, $url, $method = 'GET', array $curl_options = [])
{
$ch = curl_init();
// Set the request method and parameters
switch (strtoupper($method)) {
case 'GET':
case 'DELETE':
$url .= empty($post) ? '' : (substr_count($url, '?') < 1 ? '?' : '&') . http_build_query($post);
break;
case 'POST':
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
curl_setopt($ch, CURLOPT_POST, 1);
default:
curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($post));
break;
}
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_VERBOSE, 0);
// Turn off the server and peer verification (TrustManager Concept).
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
// Create new session cookies
curl_setopt($ch, CURLOPT_COOKIESESSION, true);
// Check the Header
curl_setopt($ch, CURLOPT_HEADER, 1);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
// Set additional curl options and overrides
foreach ($curl_options as $curl_option => $value) {
curl_setopt($ch, $curl_option, $value);
}
// Get response from the server.
$response = curl_exec($ch);
// Set curl errors
$error = curl_error($ch);
if ($error !== '') {
$errorMessage = Language::_('IpUnblockerPlugin.!error.remote_curl', true, $error);
$this->Input->setErrors(['login' => ['invalid' => $errorMessage]]);
$this->logger->error($errorMessage);
return;
}
$curlInfo = curl_getinfo($ch);
curl_close($ch);
return trim(substr($response, $curlInfo['header_size']));
}
}