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<?php |
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/** |
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* Handles user agent lockout. |
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* |
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* @package WP_Defender\Controller |
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*/ |
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|
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namespace WP_Defender\Controller; |
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|
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use Exception; |
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use WP_Defender\Event; |
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use Calotes\Component\Request; |
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use Calotes\Component\Response; |
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use WP_Defender\Traits\Setting; |
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use WP_Defender\Model\Setting\User_Agent_Lockout; |
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use WP_Defender\Component\Config\Config_Hub_Helper; |
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use WP_Defender\Component\User_Agent as User_Agent_Service; |
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|
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/** |
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* Handles user agent lockout. |
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* |
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* @since 2.6.0 |
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*/ |
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class UA_Lockout extends Event { |
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|
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use Setting; |
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|
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/** |
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* The slug identifier for this controller. |
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* |
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* @var string |
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*/ |
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public $slug = 'wdf-ip-lockout'; |
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|
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/** |
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* The model for handling the data. |
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* |
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* @var User_Agent_Lockout |
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*/ |
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protected $model; |
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|
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/** |
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* Service for handling logic. |
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* |
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* @var User_Agent_Service |
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*/ |
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protected $service; |
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|
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/** |
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* Initializes the model and service, registers routes, and sets up scheduled events if the model is active. |
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*/ |
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public function __construct() { |
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$this->register_routes(); |
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$this->model = $this->get_model(); |
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$this->service = wd_di()->get( User_Agent_Service::class ); |
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add_action( 'defender_enqueue_assets', array( $this, 'enqueue_assets' ) ); |
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} |
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|
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/** |
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* Returns an instance of the User_Agent_Lockout model class. |
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* |
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* @return User_Agent_Lockout The User_Agent_Lockout model class. |
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*/ |
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private function get_model() { |
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if ( is_object( $this->model ) ) { |
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return $this->model; |
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} |
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|
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return new User_Agent_Lockout(); |
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} |
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|
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/** |
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* Enqueues scripts and styles for this page. |
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* Only enqueues assets if the page is active. |
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*/ |
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public function enqueue_assets() { |
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if ( ! $this->is_page_active() ) { |
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return; |
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} |
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wp_localize_script( 'def-iplockout', 'ua_lockout', $this->data_frontend() ); |
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} |
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|
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/** |
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* Save settings. |
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* |
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* @param Request $request The request object containing new settings data. |
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* |
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* @return Response |
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* @defender_route |
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* @throws Exception If the table is not defined. |
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*/ |
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public function save_settings( Request $request ) { |
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$data = $request->get_data_by_model( $this->model ); |
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$old_enabled = (bool) $this->model->enabled; |
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$old_bot_trap_enabled = (bool) $this->model->bot_trap_enabled; |
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$prev_data = $this->model->export(); |
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|
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$this->model->import( $data ); |
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if ( $this->model->validate() ) { |
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$arr_blocklist = $this->model->get_lockout_list( 'blocklist' ); |
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if ( ! empty( $arr_blocklist ) ) { |
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// Update 'Custom User Agents' if 'Blocklist Presets' is enabled. |
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if ( $data['blocklist_presets'] && ! empty( $data['blocklist_preset_values'] ) ) { |
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// Check and remove duplicates. |
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$common_result = array_intersect( $arr_blocklist, $data['blocklist_preset_values'] ); |
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if ( ! empty( $common_result ) ) { |
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$arr_blocklist = User_Agent_Service::check_and_remove_duplicates( |
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$arr_blocklist, |
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$common_result |
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); |
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$this->model->blacklist = implode( PHP_EOL, $arr_blocklist ); |
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} |
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} |
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// Update 'Custom User Agents' if 'Scripts Presets' is enabled. |
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if ( $data['script_presets'] && ! empty( $data['script_preset_values'] ) ) { |
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// Check and remove duplicates. |
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$common_result = array_intersect( $arr_blocklist, $data['script_preset_values'] ); |
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if ( ! empty( $common_result ) ) { |
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$arr_blocklist = User_Agent_Service::check_and_remove_duplicates( |
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$arr_blocklist, |
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$common_result |
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); |
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$this->model->blacklist = implode( PHP_EOL, $arr_blocklist ); |
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} |
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} |
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} |
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|
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$this->model->save(); |
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Config_Hub_Helper::set_clear_active_flag(); |
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|
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if ( |
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( ! $this->model->enabled && $old_enabled ) || |
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( ! $this->model->bot_trap_enabled && $old_bot_trap_enabled ) |
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) { |
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wd_di()->get( Bot_Trap::class )->remove_data(); |
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} elseif ( |
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( $this->model->enabled && ! $old_enabled && $this->model->bot_trap_enabled ) || |
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( $this->model->bot_trap_enabled && ! $old_bot_trap_enabled && $this->model->enabled ) |
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) { |
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wd_di()->get( Bot_Trap::class )->rotate_hash(); |
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} |
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|
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// Maybe track. |
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if ( ! defender_is_wp_cli() ) { |
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if ( $this->is_feature_state_changed( $prev_data, $data ) ) { |
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$track_data = array( |
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'Action' => $data['enabled'] ? 'Enabled' : 'Disabled', |
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'No of Bots in the Whitelist' => count( $this->model->get_lockout_list( 'allowlist', false ) ), |
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'No of Bots in the Blocklist' => count( $this->model->get_lockout_list( 'blocklist', false ) ), |
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); |
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$this->track_feature( 'def_user_agent_banning', $track_data ); |
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} |
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// New one for 'Blocklist Presets'. |
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if ( |
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( $prev_data['blocklist_presets'] !== $data['blocklist_presets'] ) || |
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( count( $prev_data['blocklist_preset_values'] ) !== |
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count( array_intersect( $prev_data['blocklist_preset_values'], $data['blocklist_preset_values'] ) ) |
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) |
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) { |
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$track_data = array( |
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'Action' => $data['blocklist_presets'] ? 'Enabled' : 'Disabled', |
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'List of Activated Bots' => implode( ', ', $data['blocklist_preset_values'] ), |
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); |
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$this->track_feature( 'def_ua_blocklist_preset', $track_data ); |
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} |
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// New one for 'Script Presets'. |
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if ( |
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( $prev_data['script_presets'] !== $data['script_presets'] ) || |
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( count( $prev_data['script_preset_values'] ) !== |
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count( array_intersect( $prev_data['script_preset_values'], $data['script_preset_values'] ) ) |
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) |
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) { |
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$track_data = array( |
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'Action' => $data['script_presets'] ? 'Enabled' : 'Disabled', |
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'List of Activated Scripts' => implode( ', ', $data['script_preset_values'] ), |
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); |
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$this->track_feature( 'def_ua_scripts_preset', $track_data ); |
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} |
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} |
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|
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return new Response( |
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true, |
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array_merge( |
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array( |
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'message' => $this->get_update_message( |
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$data, |
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$old_enabled, |
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User_Agent_Lockout::get_module_name() |
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), |
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'auto_close' => true, |
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), |
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$this->data_frontend() |
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) |
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); |
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} |
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|
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return new Response( |
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false, |
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array( 'message' => $this->model->get_formatted_errors() ) |
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); |
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} |
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|
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/** |
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* Removes settings for all submodules. |
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*/ |
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public function remove_settings() { |
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} |
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|
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/** |
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* Delete all the data & the cache. |
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*/ |
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public function remove_data() { |
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} |
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|
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/** |
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* Converts the current object state to an array. |
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* |
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* @return array The array representation of the object. |
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*/ |
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public function to_array(): array { |
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return array(); |
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} |
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|
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/** |
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* Provides data for the frontend. |
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* |
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* @return array An array of data for the frontend. |
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*/ |
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public function data_frontend(): array { |
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$arr_model = $this->model->export(); |
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|
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return array_merge( |
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array( |
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'model' => $arr_model, |
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'misc' => array( |
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'no_ua' => '' === $arr_model['blacklist'] && '' === $arr_model['whitelist'], |
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'module_name' => User_Agent_Lockout::get_module_name(), |
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'blocklist_presets' => User_Agent_Service::get_blocklist_presets(), |
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'script_presets' => User_Agent_Service::get_script_presets(), |
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), |
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), |
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$this->dump_routes_and_nonces() |
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); |
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} |
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|
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/** |
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* Adapt the given data array by adding additional fields if necessary. |
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* |
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* @param array $data The data array to adapt. |
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* |
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* @return array The adapted data array. |
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*/ |
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private function adapt_data( array $data ): array { |
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$adapted_data = array(); |
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if ( isset( $data['ua_banning_enabled'] ) ) { |
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$adapted_data['enabled'] = (bool) $data['ua_banning_enabled']; |
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} |
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if ( isset( $data['ua_banning_message'] ) ) { |
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$adapted_data['message'] = $data['ua_banning_message']; |
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} |
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if ( isset( $data['ua_banning_blacklist'] ) ) { |
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$adapted_data['blacklist'] = $data['ua_banning_blacklist']; |
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} |
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if ( isset( $data['ua_banning_whitelist'] ) ) { |
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$adapted_data['whitelist'] = $data['ua_banning_whitelist']; |
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} |
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if ( isset( $data['ua_banning_empty_headers'] ) ) { |
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$adapted_data['empty_headers'] = (bool) $data['ua_banning_empty_headers']; |
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} |
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|
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return array_merge( $data, $adapted_data ); |
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} |
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|
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/** |
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* Imports data into the model. |
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* |
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* @param array $data Data to be imported into the model. |
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* |
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* @throws Exception If table is not defined. |
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*/ |
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public function import_data( array $data ): void { |
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$model = $this->get_model(); |
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if ( ! empty( $data ) ) { |
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$data = $this->adapt_data( $data ); |
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$model->import( $data ); |
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if ( $model->validate() ) { |
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$model->save(); |
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} |
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} else { |
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$default_ua_values = $model->get_default_values(); |
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$model->enabled = false; |
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$model->message = $default_ua_values['message']; |
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$model->blacklist = $default_ua_values['blacklist']; |
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$model->whitelist = $default_ua_values['whitelist']; |
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$model->empty_headers = false; |
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$model->save(); |
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} |
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} |
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|
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/** |
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* Exports User Agents to a CSV file. |
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* |
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* @return void |
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* @defender_route |
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* @since 2.6.0 |
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*/ |
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public function export_ua(): void { |
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$data = array(); |
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|
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foreach ( $this->model->get_lockout_list( 'blocklist', false ) as $ua ) { |
| 311 |
$data[] = array( |
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'ua' => $ua, |
| 313 |
'type' => 'blocklist', |
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); |
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} |
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foreach ( $this->model->get_lockout_list( 'allowlist', false ) as $ua ) { |
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$data[] = array( |
| 318 |
'ua' => $ua, |
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'type' => 'allowlist', |
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); |
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} |
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// WP_Filesystem class doesn’t directly provide a function for opening a stream to php://memory with the 'w' mode. |
| 323 |
$fp = fopen( 'php://memory', 'w' ); // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fopen |
| 324 |
foreach ( $data as $fields ) { |
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fputcsv( $fp, $fields, ',', '"', '\\' ); |
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} |
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$filename = 'wdf-ua-export-' . wp_date( 'ymdHis' ) . '.csv'; |
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fseek( $fp, 0 ); |
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header( 'Content-Type: text/csv' ); |
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header( 'Content-Disposition: attachment; filename="' . $filename . '";' ); |
| 331 |
// Make php send the generated csv lines to the browser. |
| 332 |
fpassthru( $fp ); |
| 333 |
exit(); |
| 334 |
} |
| 335 |
|
| 336 |
/** |
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* Importing UAs from exporter. |
| 338 |
* |
| 339 |
* @param Request $request The request object. |
| 340 |
* |
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* @defender_route |
| 342 |
* @return Response |
| 343 |
*/ |
| 344 |
public function import_ua( Request $request ) { |
| 345 |
$data = $request->get_data( |
| 346 |
array( |
| 347 |
'id' => array( |
| 348 |
'type' => 'int', |
| 349 |
), |
| 350 |
) |
| 351 |
); |
| 352 |
|
| 353 |
$attached_id = $data['id']; |
| 354 |
if ( ! is_object( get_post( $attached_id ) ) ) { |
| 355 |
return new Response( |
| 356 |
false, |
| 357 |
array( 'message' => esc_html__( 'Your file is invalid!', 'defender-security' ) ) |
| 358 |
); |
| 359 |
} |
| 360 |
|
| 361 |
$file = get_attached_file( $attached_id ); |
| 362 |
if ( ! is_file( $file ) ) { |
| 363 |
return new Response( |
| 364 |
false, |
| 365 |
array( 'message' => esc_html__( 'Your file is invalid!', 'defender-security' ) ) |
| 366 |
); |
| 367 |
} |
| 368 |
|
| 369 |
$data = $this->service->verify_import_file( $file ); |
| 370 |
if ( ! $data ) { |
| 371 |
return new Response( |
| 372 |
false, |
| 373 |
array( |
| 374 |
'message' => esc_html__( 'Your file content is invalid! Please use a CSV file format and try again.', 'defender-security' ), |
| 375 |
) |
| 376 |
); |
| 377 |
} |
| 378 |
|
| 379 |
// All good, start to import. |
| 380 |
foreach ( $data as $line ) { |
| 381 |
$this->model->add_to_list( $line[0], $line[1] ); |
| 382 |
} |
| 383 |
|
| 384 |
return new Response( |
| 385 |
true, |
| 386 |
array( |
| 387 |
'message' => esc_html__( 'Your blocklist and allowlist have been successfully imported.', 'defender-security' ), |
| 388 |
'interval' => 1, |
| 389 |
) |
| 390 |
); |
| 391 |
} |
| 392 |
|
| 393 |
/** |
| 394 |
* Exports strings. |
| 395 |
* |
| 396 |
* @return array An array of strings. |
| 397 |
*/ |
| 398 |
public function export_strings(): array { |
| 399 |
return array(); |
| 400 |
} |
| 401 |
} |
| 402 |
|
