protected function validate_settings()
{
if (!$this->can_save()) {
return;
}
$previous_settings = ITSEC_Modules::get_settings($this->get_id());
$diff = array_diff_assoc($this->settings, $previous_settings);
if (!empty($diff)) {
ITSEC_Response::regenerate_server_config();
}
if ($this->settings['write_permissions']) {
// Always set permissions to 0444 when saving the settings.
// This ensures that the file permissions are fixed each time the settings are saved.
$new_permissions = 0444;
} else {
if ($this->settings['write_permissions'] !== $previous_settings['write_permissions']) {
// Only revert the settings to the defaults when disabling the setting.
// This avoids changing the file permissions when the setting has yet to be enabled and disabled.
$new_permissions = 0664;
}
}
if (isset($new_permissions)) {
// Only change the permissions when needed.
require_once ITSEC_Core::get_core_dir() . 'lib/class-itsec-lib-config-file.php';
require_once ITSEC_Core::get_core_dir() . 'lib/class-itsec-lib-file.php';
$server_config_file = ITSEC_Lib_Config_File::get_server_config_file_path();
$wp_config_file = ITSEC_Lib_Config_File::get_wp_config_file_path();
ITSEC_Lib_File::chmod($server_config_file, $new_permissions);
ITSEC_Lib_File::chmod($wp_config_file, $new_permissions);
ITSEC_Response::reload_module('file-permissions');
}
}
public static function regenerate_server_config($add_responses = true)
{
require_once ITSEC_Core::get_core_dir() . '/lib/class-itsec-lib-config-file.php';
$result = ITSEC_Lib_Config_File::update_server_config();
$success = !is_wp_error($result);
$server = ITSEC_Lib_Utility::get_web_server();
if ($add_responses) {
if (is_wp_error($result)) {
ITSEC_Response::add_error($result);
$file = ITSEC_Lib_Config_File::get_server_config_file_path();
} else {
if ('nginx' === $server) {
ITSEC_Response::add_message(__('You must restart your NGINX server for the changes to take effect.', 'better-wp-security'));
}
}
}
return $success;
}
protected function render_settings($form)
{
if (!defined('DOING_AJAX') || !DOING_AJAX) {
echo '<p>' . __('Click the button to load the current file permissions.', 'better-wp-security') . '</p>';
echo '<p>' . $form->add_button('load_file_permissions', array('value' => __('Load File Permissions Details', 'better-wp-security'), 'class' => 'button-primary itsec-reload-module')) . '</p>';
return;
}
require_once ITSEC_Core::get_core_dir() . '/lib/class-itsec-lib-config-file.php';
$wp_upload_dir = ITSEC_Core::get_wp_upload_dir();
$path_data = array(array(ABSPATH, 0755), array(ABSPATH . WPINC, 0755), array(ABSPATH . 'wp-admin', 0755), array(ABSPATH . 'wp-admin/js', 0755), array(WP_CONTENT_DIR, 0755), array(get_theme_root(), 0755), array(WP_PLUGIN_DIR, 0755), array($wp_upload_dir['basedir'], 0755), array(ITSEC_Lib_Config_File::get_wp_config_file_path(), 0444), array(ITSEC_Lib_Config_File::get_server_config_file_path(), 0444));
$rows = array();
foreach ($path_data as $path) {
$row = array();
list($path, $suggested_permissions) = $path;
$display_path = preg_replace('/^' . preg_quote(ABSPATH, '/') . '/', '', $path);
$display_path = ltrim($display_path, '/');
if (empty($display_path)) {
$display_path = '/';
}
$row[] = $display_path;
$row[] = sprintf('%o', $suggested_permissions);
$permissions = fileperms($path) & 0777;
$row[] = sprintf('%o', $permissions);
if (!$permissions || $permissions != $suggested_permissions) {
$row[] = __('WARNING', 'better-wp-security');
$row[] = '<div style="background-color: #FEFF7F; border: 1px solid #E2E2E2;"> </div>';
} else {
$row[] = __('OK', 'better-wp-security');
$row[] = '<div style="background-color: #22EE5B; border: 1px solid #E2E2E2;"> </div>';
}
$rows[] = $row;
}
$class = 'entry-row';
?>
<p><?php
$form->add_button('reload_file_permissions', array('value' => __('Reload File Permissions Details', 'better-wp-security'), 'class' => 'button-primary itsec-reload-module'));
?>
</p>
<table class="widefat">
<thead>
<tr>
<th><?php
_e('Relative Path', 'better-wp-security');
?>
</th>
<th><?php
_e('Suggestion', 'better-wp-security');
?>
</th>
<th><?php
_e('Value', 'better-wp-security');
?>
</th>
<th><?php
_e('Result', 'better-wp-security');
?>
</th>
<th><?php
_e('Status', 'better-wp-security');
?>
</th>
</tr>
</thead>
<tfoot>
<tr>
<th><?php
_e('Relative Path', 'better-wp-security');
?>
</th>
<th><?php
_e('Suggestion', 'better-wp-security');
?>
</th>
<th><?php
_e('Value', 'better-wp-security');
?>
</th>
<th><?php
_e('Result', 'better-wp-security');
?>
</th>
<th><?php
_e('Status', 'better-wp-security');
?>
</th>
</tr>
</tfoot>
<tbody>
<?php
foreach ($rows as $row) {
?>
<tr class="<?php
echo $class;
?>
">
<?php
foreach ($row as $column) {
?>
<td><?php
echo $column;
?>
</td>
<?php
}
?>
</tr>
<?php
$class = 'entry-row' === $class ? 'entry-row alternate' : 'entry-row';
?>
<?php
}
?>
</tbody>
</table>
<br />
<?php
}
/**
* Sanitize and validate input
*
* @param Array $input array of input fields
*
* @return Array Sanitized array
*/
public function sanitize_module_input( $input ) {
global $itsec_globals;
$input['protect_files'] = ( isset( $input['protect_files'] ) && intval( $input['protect_files'] == 1 ) ? true : false );
$input['directory_browsing'] = ( isset( $input['directory_browsing'] ) && intval( $input['directory_browsing'] == 1 ) ? true : false );
$input['request_methods'] = ( isset( $input['request_methods'] ) && intval( $input['request_methods'] == 1 ) ? true : false );
$input['suspicious_query_strings'] = ( isset( $input['suspicious_query_strings'] ) && intval( $input['suspicious_query_strings'] == 1 ) ? true : false );
$input['non_english_characters'] = ( isset( $input['non_english_characters'] ) && intval( $input['non_english_characters'] == 1 ) ? true : false );
$input['long_url_strings'] = ( isset( $input['long_url_strings'] ) && intval( $input['long_url_strings'] == 1 ) ? true : false );
$input['write_permissions'] = ( isset( $input['write_permissions'] ) && intval( $input['write_permissions'] == 1 ) ? true : false );
$input['wlwmanifest_header'] = ( isset( $input['wlwmanifest_header'] ) && intval( $input['wlwmanifest_header'] == 1 ) ? true : false );
$input['edituri_header'] = ( isset( $input['edituri_header'] ) && intval( $input['edituri_header'] == 1 ) ? true : false );
$input['theme_updates'] = ( isset( $input['theme_updates'] ) && intval( $input['theme_updates'] == 1 ) ? true : false );
$input['plugin_updates'] = ( isset( $input['plugin_updates'] ) && intval( $input['plugin_updates'] == 1 ) ? true : false );
$input['core_updates'] = ( isset( $input['core_updates'] ) && intval( $input['core_updates'] == 1 ) ? true : false );
$input['comment_spam'] = ( isset( $input['comment_spam'] ) && intval( $input['comment_spam'] == 1 ) ? true : false );
$input['file_editor'] = ( isset( $input['file_editor'] ) && intval( $input['file_editor'] == 1 ) ? true : false );
$input['disable_xmlrpc'] = isset( $input['disable_xmlrpc'] ) ? intval( $input['disable_xmlrpc'] ) : 0;
$input['allow_xmlrpc_multiauth'] = isset( $input['allow_xmlrpc_multiauth'] ) ? (bool) $input['allow_xmlrpc_multiauth'] : true;
$input['uploads_php'] = ( isset( $input['uploads_php'] ) && intval( $input['uploads_php'] == 1 ) ? true : false );
$input['safe_jquery'] = ( isset( $input['safe_jquery'] ) && intval( $input['safe_jquery'] == 1 ) ? true : false );
$input['login_errors'] = ( isset( $input['login_errors'] ) && intval( $input['login_errors'] == 1 ) ? true : false );
$input['force_unique_nicename'] = ( isset( $input['force_unique_nicename'] ) && intval( $input['force_unique_nicename'] == 1 ) ? true : false );
$input['disable_unused_author_pages'] = ( isset( $input['disable_unused_author_pages'] ) && intval( $input['disable_unused_author_pages'] == 1 ) ? true : false );
if ( ! isset( $this->settings['allow_xmlrpc_multiauth'] ) ) {
$this->settings['allow_xmlrpc_multiauth'] = null;
}
if (
( $input['protect_files'] !== $this->settings['protect_files'] ||
$input['directory_browsing'] !== $this->settings['directory_browsing'] ||
$input['request_methods'] !== $this->settings['request_methods'] ||
$input['suspicious_query_strings'] !== $this->settings['suspicious_query_strings'] ||
$input['non_english_characters'] !== $this->settings['non_english_characters'] ||
$input['comment_spam'] !== $this->settings['comment_spam'] ||
$input['disable_xmlrpc'] !== $this->settings['disable_xmlrpc'] ||
$input['allow_xmlrpc_multiauth'] !== $this->settings['allow_xmlrpc_multiauth'] ||
$input['uploads_php'] !== $this->settings['uploads_php']
) ||
isset( $itsec_globals['settings']['write_files'] ) && $itsec_globals['settings']['write_files'] === true
) {
add_site_option( 'itsec_rewrites_changed', true );
}
if ( $input['file_editor'] !== $this->settings['file_editor'] ) {
add_site_option( 'itsec_config_changed', true );
}
if ( $input['write_permissions'] === true ) {
// Always set permissions to 0444 when saving the settings.
// This ensures that the file permissions are fixed each time the settings are saved.
$new_permissions = 0444;
} else if ( $input['write_permissions'] !== $this->settings['write_permissions'] ) {
// Only revert the settings to the defaults when disabling the setting.
// This avoids changing the file permissions when the setting has yet to be enabled and disabled.
$new_permissions = 0664;
}
if ( isset( $new_permissions ) ) {
// Only change the permissions when needed.
require_once( trailingslashit( $GLOBALS['itsec_globals']['plugin_dir'] ) . 'core/lib/class-itsec-lib-config-file.php' );
require_once( trailingslashit( $GLOBALS['itsec_globals']['plugin_dir'] ) . 'core/lib/class-itsec-lib-file.php' );
$server_config_file = ITSEC_Lib_Config_File::get_server_config_file_path();
$wp_config_file = ITSEC_Lib_Config_File::get_wp_config_file_path();
ITSEC_Lib_File::chmod( $server_config_file, $new_permissions );
ITSEC_Lib_File::chmod( $wp_config_file, $new_permissions );
}
if ( is_multisite() ) {
$this->settings = $input;
}
return $input;
}
/**
* Processes file writing after saving options.
*
* Looks to see if rewrites_changed is true and starts file writing process as appropriate
*
* @since 4.0.0
*
* @return void
*/
public function admin_init()
{
global $itsec_globals;
if (true === $this->rewrites_changed) {
if (isset($itsec_globals['settings']['write_files']) && true === $itsec_globals['settings']['write_files']) {
do_action('itsec_pre_save_rewrites');
$rewrites = $this->save_rewrites();
if (is_array($rewrites)) {
if (false === $rewrites['success']) {
add_settings_error('itsec', esc_attr('settings_updated'), $rewrites['text'], 'error');
require_once trailingslashit($GLOBALS['itsec_globals']['plugin_dir']) . 'core/lib/class-itsec-lib-config-file.php';
$file = ITSEC_Lib_Config_File::get_server_config_file_path();
$message = sprintf(__('Unable to update the <code>%1$s</code> file. You may need to manually remove the existing iThemes Security modifications and replace them with the rules found at <a href="%2$s">Security > Dashboard</a> under the "Rewrite Rules" section.', 'better-wp-security'), $file, admin_url('admin.php?page=itsec#itsec_rewrite'));
add_settings_error('itsec', esc_attr('settings_updated'), $message, 'error');
} else {
if (true !== $rewrites['text']) {
add_settings_error('itsec', esc_attr('settings_updated'), __('Settings Updated', 'better-wp-security') . '<br />' . $rewrites['text'], 'updated');
}
}
} else {
add_site_option('itsec_manual_update', true);
}
} else {
add_site_option('itsec_manual_update', true);
}
}
if (true === $this->config_changed) {
if (isset($itsec_globals['settings']['write_files']) && true === $itsec_globals['settings']['write_files']) {
do_action('itsec_pre_save_configs');
$configs = $this->save_wpconfig();
if (is_array($configs)) {
if (false === $configs['success']) {
add_settings_error('itsec', esc_attr('settings_updated'), $configs['text'], 'error');
$message = sprintf(__('Unable to update the <code>%1$s</code> file. You may need to manually remove the existing iThemes Security modifications and replace them with the rules found at <a href="%2$s">Security > Dashboard</a> under the "wp-config.php Rules" section.', 'better-wp-security'), ABSPATH . 'wp-config.php', admin_url('admin.php?page=itsec#itsec_wpconfig'));
add_settings_error('itsec', esc_attr('settings_updated'), $message, 'error');
}
if (1 == get_site_option('itsec_clear_login')) {
delete_site_option('itsec_clear_login');
wp_clear_auth_cookie();
$redirect_to = !empty($_REQUEST['redirect_to']) ? $_REQUEST['redirect_to'] : ITSEC_Lib::get_home_root() . 'wp-login.php?loggedout=true';
wp_safe_redirect($redirect_to);
exit;
}
} else {
add_site_option('itsec_manual_update', true);
}
} else {
add_site_option('itsec_manual_update', true);
}
}
}
/**
* Gets location of .htaccess
*
* Finds and returns path to .htaccess or nginx.conf if appropriate
*
* @since 4.0.0
*
* @return string path to .htaccess
*/
public static function get_htaccess()
{
require_once ITSEC_Core::get_core_dir() . '/lib/class-itsec-lib-config-file.php';
return ITSEC_Lib_Config_File::get_server_config_file_path();
}
