| @@ -1,362 +1,435 @@ | ||
| 1 | -<?php | |
| 2 | - | |
| 3 | -// Do not allow the file to be called directly. | |
| 4 | -if ( ! defined( 'ABSPATH' ) ) { | |
| 5 | - exit; | |
| 6 | -} | |
| 7 | - | |
| 8 | -/** | |
| 9 | - * This class is used to activate and deactivate the plugin. | |
| 10 | - * Additionally, we use it to run migrations. | |
| 11 | - */ | |
| 12 | -class P_Activation extends P_Core { | |
| 13 | - | |
| 14 | - /** | |
| 15 | - * Add the actions required for the activation. | |
| 16 | - * | |
| 17 | - * @param Patchstack $core | |
| 18 | - * @return void | |
| 19 | - */ | |
| 20 | - public function __construct( $core ) { | |
| 21 | - parent::__construct( $core ); | |
| 22 | - add_action( 'activated_plugin', array( $this, 'redirect_activation' ), 10, 2 ); | |
| 23 | - } | |
| 24 | - | |
| 25 | - /** | |
| 26 | - * Redirect the user to our settings page after plugin activation. | |
| 27 | - * | |
| 28 | - * @param string $plugin The plugin that is activated. | |
| 29 | - * @param boolean $network_activation If a network wide activation. (multisite) | |
| 30 | - * @return void | |
| 31 | - */ | |
| 32 | - public function redirect_activation( $plugin, $network_activation ) { | |
| 33 | - if ( $plugin == $this->plugin->basename ) { | |
| 34 | - | |
| 35 | - // In case of multisite, we want to redirect the user to a different page. | |
| 36 | - if ( $network_activation ) { | |
| 37 | - wp_safe_redirect( network_admin_url( 'admin.php?page=patchstack-multisite-settings&tab=multisite&activated=1' ) ); | |
| 38 | - } else { | |
| 39 | - wp_safe_redirect( admin_url( 'admin.php?page=' . $this->plugin->name . '&activated=1' ) ); | |
| 40 | - } | |
| 41 | - exit; | |
| 42 | - } | |
| 43 | - } | |
| 44 | - | |
| 45 | - /** | |
| 46 | - * Check if the plugin meets requirements and disable it if they are not present. | |
| 47 | - * | |
| 48 | - * @return boolean | |
| 49 | - */ | |
| 50 | - public function check_requirements() { | |
| 51 | - if ( $this->meets_requirements() ) { | |
| 52 | - return true; | |
| 53 | - } | |
| 54 | - | |
| 55 | - // Add a dashboard notice. | |
| 56 | - add_action( 'all_admin_notices', array( $this, 'requirements_not_met_notice' ) ); | |
| 57 | - return false; | |
| 58 | - } | |
| 59 | - | |
| 60 | - /** | |
| 61 | - * Check that all plugin requirements are met. | |
| 62 | - * | |
| 63 | - * @return boolean | |
| 64 | - */ | |
| 65 | - public function meets_requirements() { | |
| 66 | - // Check to see if we can access the API. | |
| 67 | - $response = wp_remote_request( | |
| 68 | - $this->plugin->api_url, | |
| 69 | - array( | |
| 70 | - 'method' => 'GET', | |
| 71 | - 'timeout' => 10, | |
| 72 | - 'redirection' => 5, | |
| 73 | - ) | |
| 74 | - ); | |
| 75 | - | |
| 76 | - // Check if we can access the API. | |
| 77 | - if ( is_wp_error( $response ) ) { | |
| 78 | - $this->activation_errors[] = 'We were unable to contact our API server. Please contact your host and ask them to make sure that outgoing connections to api.webarxsecurity.com and api.patchstack.com are not blocked.<br />Additional error message to give to your host: ' . $response->get_error_message(); | |
| 79 | - return false; | |
| 80 | - } | |
| 81 | - | |
| 82 | - // Do checks for required classes / functions or similar. | |
| 83 | - // Add detailed messages to $this->activation_errors array. | |
| 84 | - if ( version_compare( phpversion(), '5.3.0', '<' ) ) { | |
| 85 | - $this->activation_errors[] = 'Please update the PHP version on your host to at least 5.3.0. Ask your host if you do not know what this means.'; | |
| 86 | - return false; | |
| 87 | - } | |
| 88 | - | |
| 89 | - global $wp_version; | |
| 90 | - if ( version_compare( $wp_version, '4.3.0', '<' ) ) { | |
| 91 | - $this->activation_errors[] = 'Please upgrade your WordPress site to at least 4.3.0.'; | |
| 92 | - return false; | |
| 93 | - } | |
| 94 | - | |
| 95 | - // Check if the webarx/webarx.php plugin is present, if so, remove it. | |
| 96 | - if ( is_dir( WP_PLUGIN_DIR . '/webarx' ) ) { | |
| 97 | - | |
| 98 | - // Migrate all current options to the new prefix. | |
| 99 | - global $wpdb; | |
| 100 | - $wpdb->query( 'INSERT IGNORE INTO ' . $wpdb->prefix . "options (option_name, option_value, autoload) SELECT REPLACE(option_name, 'webarx_', 'patchstack_') as option_name, option_value, autoload FROM " . $wpdb->prefix . "options WHERE option_name like 'webarx_%'" ); | |
| 101 | - $wpdb->query( 'UPDATE ' . $wpdb->prefix . 'options AS a SET option_value = (SELECT option_value FROM ' . $wpdb->prefix . "options WHERE option_name = REPLACE(a.option_name, 'patchstack_', 'webarx_')) WHERE option_name LIKE 'patchstack_%'" ); | |
| 102 | - | |
| 103 | - // Remove the plugin. | |
| 104 | - include_once ABSPATH . 'wp-admin/includes/plugin.php'; | |
| 105 | - $delete = delete_plugins( array( 'webarx/webarx.php' ) ); | |
| 106 | - | |
| 107 | - // Failure? | |
| 108 | - if ( $delete !== true ) { | |
| 109 | - $this->activation_errors[] = 'An older Patchstack plugin is installed and could not be automatically removed. Please manually remove the Patchstack or WebARX plugin older than 2.1.0 first and then install this plugin again.'; | |
| 110 | - | |
| 111 | - // Null means filesystem related error. | |
| 112 | - if ( is_null( $delete ) ) { | |
| 113 | - $this->activation_errors[] = 'Detailed error: filesystem credentials are required to proceed the automatic deletion of the older Patchstack plugin.'; | |
| 114 | - } | |
| 115 | - | |
| 116 | - // WP_Error instance means other type of failure. | |
| 117 | - if ( is_wp_error( $delete ) ) { | |
| 118 | - $this->activation_errors[] = 'Detailed error: ' . $delete->get_error_message(); | |
| 119 | - } | |
| 120 | - | |
| 121 | - return false; | |
| 122 | - } | |
| 123 | - | |
| 124 | - update_option( 'patchstack_license_free', '0' ); | |
| 125 | - } | |
| 126 | - | |
| 127 | - return true; | |
| 128 | - } | |
| 129 | - | |
| 130 | - /** | |
| 131 | - * Adds a notice to the dashboard if the plugin requirements are not met. | |
| 132 | - * | |
| 133 | - * @return void | |
| 134 | - */ | |
| 135 | - public function requirements_not_met_notice() { | |
| 136 | - // Deactivate the plugin. | |
| 137 | - deactivate_plugins( $this->plugin->basename ); | |
| 138 | - | |
| 139 | - // Compile default message. | |
| 140 | - $default_message = __( 'Patchstack could not be activated due to a conflict. See below for information regarding the conflict.<br />', 'patchstack' ); | |
| 141 | - | |
| 142 | - // Print the errors on the screen. | |
| 143 | - echo wp_kses_post( $default_message ); | |
| 144 | - echo wp_kses_post( implode( '<br />', $this->activation_errors ) ); | |
| 145 | - } | |
| 146 | - | |
| 147 | - /** | |
| 148 | - * Activate the plugin. | |
| 149 | - * | |
| 150 | - * @param Patchstack $core | |
| 151 | - * @return void | |
| 152 | - */ | |
| 153 | - public function activate( $core ) { | |
| 154 | - // Bail early if requirements are not met. | |
| 155 | - if ( ! $this->check_requirements() ) { | |
| 156 | - $this->requirements_not_met_notice(); | |
| 157 | - exit; | |
| 158 | - } | |
| 159 | - | |
| 160 | - // Make sure any rewrite functionality has been loaded. | |
| 161 | - $this->migrate(); | |
| 162 | - add_option( 'patchstack_first_activated', '1' ); | |
| 163 | - | |
| 164 | - // Activate the license. | |
| 165 | - if ( $this->plugin->client_id != 'PATCHSTACK_CLIENT_ID' && $this->plugin->private_key != 'PATCHSTACK_PRIVATE_KEY' ) { | |
| 166 | - $this->alter_license( $this->plugin->client_id, $this->plugin->private_key, 'activate' ); | |
| 167 | - } elseif ( get_option( 'patchstack_clientid', false ) != false && get_option( 'patchstack_secretkey', false ) != false ) { | |
| 168 | - $this->alter_license( get_option( 'patchstack_clientid' ), get_option( 'patchstack_secretkey' ), 'activate' ); | |
| 169 | - } else { | |
| 170 | - update_option( 'patchstack_license_free', '1' ); | |
| 171 | - } | |
| 172 | - | |
| 173 | - // Update firewall status after activating plugin | |
| 174 | - $api = new P_Api( $core ); | |
| 175 | - $token = $api->get_access_token(); | |
| 176 | - if ( ! empty( $token ) ) { | |
| 177 | - $api->update_firewall_status( array( 'status' => 1 ) ); | |
| 178 | - $api->update_url( array( 'plugin_url' => get_option( 'siteurl' ) ) ); | |
| 179 | - } | |
| 180 | - | |
| 181 | - // Immediately send software data to our server to set firewall as enabled. | |
| 182 | - // Also immediately download the whitelist file and the firewall rules. | |
| 183 | - do_action( 'patchstack_send_software_data' ); | |
| 184 | - if ( get_option( 'patchstack_license_free', 0 ) != 1 ) { | |
| 185 | - do_action( 'patchstack_post_firewall_rules' ); | |
| 186 | - do_action( 'patchstack_post_dynamic_firewall_rules' ); | |
| 187 | - } | |
| 188 | - | |
| 189 | - // One time actions should be placed here. | |
| 190 | - $this->plugin->hardening->delete_readme(); | |
| 191 | - } | |
| 192 | - | |
| 193 | - /** | |
| 194 | - * Used to activate an individual license on multisite/network. | |
| 195 | - * | |
| 196 | - * @param object $site | |
| 197 | - * @param array $license | |
| 198 | - * @return void | |
| 199 | - */ | |
| 200 | - public function activate_multisite_license( $site, $license ) { | |
| 201 | - // Build the Patchstack tables on the site. | |
| 202 | - $this->migrate( null, $site->id ); | |
| 203 | - | |
| 204 | - // Add the options to given site. | |
| 205 | - foreach ( $this->plugin->admin_options->options as $name => $value ) { | |
| 206 | - add_blog_option( $site->id, $name, $value ); | |
| 207 | - } | |
| 208 | - | |
| 209 | - // Set the client id and secret key. | |
| 210 | - update_blog_option( $site->id, 'patchstack_clientid', $license['id'] ); | |
| 211 | - update_blog_option( $site->id, 'patchstack_secretkey', $license['secret'] ); | |
| 212 | - $this->plugin->api->blog_id = $site->id; | |
| 213 | - | |
| 214 | - // Activate the license and update firewall status after activating the plugin. | |
| 215 | - $token = $this->plugin->api->get_access_token( $license['id'], $license['secret'], true ); | |
| 216 | - if ( ! empty( $token ) ) { | |
| 217 | - $this->plugin->api->update_firewall_status( array( 'status' => $this->get_option( 'patchstack_basic_firewall' ) == 1 ) ); | |
| 218 | - $this->plugin->api->update_url( array( 'plugin_url' => get_blog_option( $site->id, 'siteurl' ) ) ); | |
| 219 | - | |
| 220 | - // If we have an access token, tell our API that the firewall is activated | |
| 221 | - // and the current URL of the site. | |
| 222 | - update_blog_option( $site->id, 'patchstack_license_activated', '1' ); | |
| 223 | - $this->plugin->api->update_license_status(); | |
| 224 | - | |
| 225 | - // This will trigger the software synchronization action. | |
| 226 | - wp_remote_get( get_site_url( $site->id ), array( 'sslverify' => false ) ); | |
| 227 | - } | |
| 228 | - | |
| 229 | - // Make sure to switch back to the current blog id. | |
| 230 | - $this->plugin->api->blog_id = get_current_blog_id(); | |
| 231 | - } | |
| 232 | - | |
| 233 | - /** | |
| 234 | - * Build the required Patchstack tables. | |
| 235 | - * | |
| 236 | - * @param null|string $ver The version to upgrade to. | |
| 237 | - * @param null|integer $site_id The blog id to perform the upgrades on. | |
| 238 | - * @return void | |
| 239 | - */ | |
| 240 | - public function migrate( $ver = null, $site_id = null ) { | |
| 241 | - global $wpdb; | |
| 242 | - require_once ABSPATH . 'wp-admin/includes/upgrade.php'; | |
| 243 | - $charset_collate = $wpdb->get_charset_collate(); | |
| 244 | - $prefix = $site_id != null ? $wpdb->get_blog_prefix( $site_id ) : $wpdb->prefix; | |
| 245 | - | |
| 246 | - // The following conditions will only execute if Patchstack is installed because of an update | |
| 247 | - // and if we need to perform migrations. | |
| 248 | - if ( $ver !== null && file_exists( dirname( __FILE__ ) . '/migrations/v' . str_replace( '.', '', $ver ) . '.php' ) ) { | |
| 249 | - require_once dirname( __FILE__ ) . '/migrations/v' . str_replace( '.', '', $ver ) . '.php'; | |
| 250 | - return; | |
| 251 | - } | |
| 252 | - | |
| 253 | - // Require the base migration. | |
| 254 | - require_once dirname( __FILE__ ) . '/migrations/base.php'; | |
| 255 | - } | |
| 256 | - | |
| 257 | - /** | |
| 258 | - * Check if the database version of the plugin is running behind. | |
| 259 | - * If so, run the migrations up until the latest version. | |
| 260 | - * | |
| 261 | - * @return void | |
| 262 | - */ | |
| 263 | - public function migrate_check() { | |
| 264 | - // Only perform migrations if we have any to execute. | |
| 265 | - $versions = array(); | |
| 266 | - if ( count( $versions ) == 0 ) { | |
| 267 | - return; | |
| 268 | - } | |
| 269 | - | |
| 270 | - // Get current database version and run the migrations. | |
| 271 | - $db_version = get_option( 'patchstack_db_version', false ); | |
| 272 | - foreach ( $versions as $version ) { | |
| 273 | - if ( version_compare( $db_version, $version, '<' ) ) { | |
| 274 | - $this->migrate( $version ); | |
| 275 | - } | |
| 276 | - } | |
| 277 | - } | |
| 278 | - | |
| 279 | - /** | |
| 280 | - * Perform cleanup when the plugin is deactivated. | |
| 281 | - * | |
| 282 | - * @return void | |
| 283 | - */ | |
| 284 | - public function deactivate() { | |
| 285 | - // Update firewall status after de-activating plugin | |
| 286 | - $api = new P_Api( $this ); | |
| 287 | - $token = $api->get_access_token(); | |
| 288 | - if ( ! empty( $token ) ) { | |
| 289 | - $api->update_firewall_status( array( 'status' => 0 ) ); | |
| 290 | - } | |
| 291 | - | |
| 292 | - // Clear all Patchstack scheduled tasks. | |
| 293 | - $tasks = array( 'patchstack_zip_backup', 'patchstack_send_software_data', 'patchstack_send_hacker_logs', 'patchstack_send_visitor_logs', 'patchstack_send_event_logs', 'patchstack_reset_blocked_attacks', 'patchstack_post_firewall_rules', 'patchstack_post_firewall_htaccess_rules', 'patchstack_post_dynamic_firewall_rules', 'patchstack_update_license_status', 'patchstack_update_plugins', 'patchstack_send_ping', 'puc_cron_check_updates-webarx' ); | |
| 294 | - foreach ( $tasks as $task ) { | |
| 295 | - wp_clear_scheduled_hook( $task ); | |
| 296 | - } | |
| 297 | - | |
| 298 | - // Cleanup the .htaccess file. | |
| 299 | - $this->plugin->htaccess->cleanup_htaccess_file(); | |
| 300 | - } | |
| 301 | - | |
| 302 | - /** | |
| 303 | - * Activate or deactivate a license on the current site. | |
| 304 | - * | |
| 305 | - * @param integer $id | |
| 306 | - * @param string $secret | |
| 307 | - * @param string $action | |
| 308 | - * @return array | |
| 309 | - */ | |
| 310 | - public function alter_license( $id, $secret, $action ) { | |
| 311 | - // Store current keys in tmp variable so in case it fails, we can set it back. | |
| 312 | - $tmp_id = get_option( 'patchstack_clientid' ); | |
| 313 | - $tmp_key = get_option( 'patchstack_secretkey' ); | |
| 314 | - update_option( 'patchstack_clientid', $id ); | |
| 315 | - update_option( 'patchstack_secretkey', $secret ); | |
| 316 | - | |
| 317 | - // Activate the license. | |
| 318 | - if ( $action == 'activate' ) { | |
| 319 | - $api_result = $this->plugin->api->get_access_token( $id, $secret, true ); | |
| 320 | - | |
| 321 | - // Valid result? | |
| 322 | - if ( ! $api_result ) { | |
| 323 | - update_option( 'patchstack_clientid', $tmp_id ); | |
| 324 | - update_option( 'patchstack_secretkey', $tmp_key ); | |
| 325 | - return array( | |
| 326 | - 'result' => 'error', | |
| 327 | - 'message' => 'Cannot activate license!', | |
| 328 | - ); | |
| 329 | - } | |
| 330 | - | |
| 331 | - // If we have an access token, tell our API that the firewall is activated | |
| 332 | - // and the current URL of the site. | |
| 333 | - update_option( 'patchstack_license_activated', '1' ); | |
| 334 | - $this->plugin->api->update_license_status(); | |
| 335 | - $token = $this->plugin->api->get_access_token(); | |
| 336 | - if ( ! empty( $token ) ) { | |
| 337 | - do_action( 'patchstack_send_software_data' ); | |
| 338 | - if ( get_option( 'patchstack_license_free', 0 ) != 1 ) { | |
| 339 | - do_action( 'patchstack_post_firewall_rules' ); | |
| 340 | - do_action( 'patchstack_post_dynamic_firewall_rules' ); | |
| 341 | - } | |
| 342 | - | |
| 343 | - $this->plugin->api->update_firewall_status( array( 'status' => $this->get_option( 'patchstack_basic_firewall' ) == 1 ) ); | |
| 344 | - $this->plugin->api->update_url( array( 'plugin_url' => get_option( 'siteurl' ) ) ); | |
| 345 | - } | |
| 346 | - return array( | |
| 347 | - 'result' => 'success', | |
| 348 | - 'message' => 'License activated!', | |
| 349 | - ); | |
| 350 | - } | |
| 351 | - | |
| 352 | - // Deactivate the license. | |
| 353 | - if ( $action == 'deactivate' ) { | |
| 354 | - update_option( 'patchstack_api_token', '' ); | |
| 355 | - update_option( 'patchstack_license_activated', '0' ); | |
| 356 | - return array( | |
| 357 | - 'result' => 'success', | |
| 358 | - 'message' => 'License deactivated!', | |
| 359 | - ); | |
| 360 | - } | |
| 361 | - } | |
| 362 | -} | |
| 1 | +<?php | |
| 2 | + | |
| 3 | +// Do not allow the file to be called directly. | |
| 4 | +if ( ! defined( 'ABSPATH' ) ) { | |
| 5 | + exit; | |
| 6 | +} | |
| 7 | + | |
| 8 | +/** | |
| 9 | + * This class is used to activate and deactivate the plugin. | |
| 10 | + * Additionally, we use it to run migrations. | |
| 11 | + */ | |
| 12 | +class P_Activation extends P_Core { | |
| 13 | + | |
| 14 | + /** | |
| 15 | + * Add the actions required for the activation. | |
| 16 | + * | |
| 17 | + * @param Patchstack $core | |
| 18 | + * @return void | |
| 19 | + */ | |
| 20 | + public function __construct( $core ) { | |
| 21 | + parent::__construct( $core ); | |
| 22 | + add_action( 'activated_plugin', [ $this, 'redirect_activation' ], 10, 2 ); | |
| 23 | + } | |
| 24 | + | |
| 25 | + /** | |
| 26 | + * Redirect the user to our settings page after plugin activation. | |
| 27 | + * | |
| 28 | + * @param string $plugin The plugin that is activated. | |
| 29 | + * @param boolean $network_activation If a network wide activation. (multisite) | |
| 30 | + * @return void | |
| 31 | + */ | |
| 32 | + public function redirect_activation( $plugin, $network_activation ) { | |
| 33 | + if ( defined( 'WP_CLI' ) && WP_CLI ) { | |
| 34 | + return; | |
| 35 | + } | |
| 36 | + | |
| 37 | + if ( $plugin == $this->plugin->basename ) { | |
| 38 | + | |
| 39 | + // In case of multisite, we want to redirect the user to a different page. | |
| 40 | + if ( $network_activation ) { | |
| 41 | + wp_safe_redirect( network_admin_url( 'admin.php?page=patchstack-multisite-settings&tab=multisite&activated=1' ) ); | |
| 42 | + } else { | |
| 43 | + wp_safe_redirect( admin_url( 'admin.php?page=' . $this->plugin->name . '&activated=1' ) ); | |
| 44 | + } | |
| 45 | + exit; | |
| 46 | + } | |
| 47 | + } | |
| 48 | + | |
| 49 | + /** | |
| 50 | + * Check if the plugin meets requirements and disable it if they are not present. | |
| 51 | + * | |
| 52 | + * @return boolean | |
| 53 | + */ | |
| 54 | + public function check_requirements() { | |
| 55 | + if ( $this->meets_requirements() ) { | |
| 56 | + return true; | |
| 57 | + } | |
| 58 | + | |
| 59 | + // Add a dashboard notice. | |
| 60 | + add_action( 'all_admin_notices', [ $this, 'requirements_not_met_notice' ] ); | |
| 61 | + return false; | |
| 62 | + } | |
| 63 | + | |
| 64 | + /** | |
| 65 | + * Check that all plugin requirements are met. | |
| 66 | + * | |
| 67 | + * @return boolean | |
| 68 | + */ | |
| 69 | + public function meets_requirements() { | |
| 70 | + // Check to see if we can access the API. | |
| 71 | + $response = wp_remote_request( | |
| 72 | + $this->plugin->api_url, | |
| 73 | + [ | |
| 74 | + 'method' => 'GET', | |
| 75 | + 'timeout' => 10, | |
| 76 | + 'redirection' => 5, | |
| 77 | + ] | |
| 78 | + ); | |
| 79 | + | |
| 80 | + // Check if we can access the API. | |
| 81 | + if ( is_wp_error( $response ) ) { | |
| 82 | + $this->activation_errors[] = 'We were unable to contact our API server. Please contact your host and ask them to make sure that outgoing connections to api.webarxsecurity.com and api.patchstack.com are not blocked.<br />Additional error message to give to your host: ' . $response->get_error_message(); | |
| 83 | + return false; | |
| 84 | + } | |
| 85 | + | |
| 86 | + // Do checks for required classes / functions or similar. | |
| 87 | + // Add detailed messages to $this->activation_errors array. | |
| 88 | + if ( version_compare( phpversion(), '5.3.0', '<' ) ) { | |
| 89 | + $this->activation_errors[] = 'Please update the PHP version on your host to at least 5.3.0. Ask your host if you do not know what this means.'; | |
| 90 | + return false; | |
| 91 | + } | |
| 92 | + | |
| 93 | + global $wp_version; | |
| 94 | + if ( version_compare( $wp_version, '4.3.0', '<' ) ) { | |
| 95 | + $this->activation_errors[] = 'Please upgrade your WordPress site to at least 4.3.0.'; | |
| 96 | + return false; | |
| 97 | + } | |
| 98 | + | |
| 99 | + return true; | |
| 100 | + } | |
| 101 | + | |
| 102 | + /** | |
| 103 | + * Adds a notice to the dashboard if the plugin requirements are not met. | |
| 104 | + * | |
| 105 | + * @return void | |
| 106 | + */ | |
| 107 | + public function requirements_not_met_notice() { | |
| 108 | + // Deactivate the plugin. | |
| 109 | + deactivate_plugins( $this->plugin->basename ); | |
| 110 | + | |
| 111 | + // Compile default message. | |
| 112 | + $default_message = __( 'Patchstack could not be activated due to a conflict. See below for information regarding the conflict.<br />', 'patchstack' ); | |
| 113 | + | |
| 114 | + // Print the errors on the screen. | |
| 115 | + echo wp_kses_post( $default_message ); | |
| 116 | + echo wp_kses_post( implode( '<br />', $this->activation_errors ) ); | |
| 117 | + } | |
| 118 | + | |
| 119 | + /** | |
| 120 | + * Activate the plugin. | |
| 121 | + * | |
| 122 | + * @param Patchstack $core | |
| 123 | + * @return void | |
| 124 | + */ | |
| 125 | + public function activate( $core ) { | |
| 126 | + // Bail early if requirements are not met. | |
| 127 | + if ( ! $this->check_requirements() ) { | |
| 128 | + $this->requirements_not_met_notice(); | |
| 129 | + exit; | |
| 130 | + } | |
| 131 | + | |
| 132 | + // Check if the webarx/webarx.php plugin is present, if so, remove it. | |
| 133 | + if ( is_dir( WP_PLUGIN_DIR . '/webarx' ) ) { | |
| 134 | + | |
| 135 | + // Migrate all current options to the new prefix. | |
| 136 | + global $wpdb; | |
| 137 | + $exists = $wpdb->get_var( "SELECT COUNT(*) FROM " . $wpdb->prefix . "options WHERE option_name = 'webarx_api_token'" ); | |
| 138 | + | |
| 139 | + // Move over the options. | |
| 140 | + if ( !is_null( $exists ) && $exists >= 1 ) { | |
| 141 | + $wpdb->query( 'INSERT IGNORE INTO ' . $wpdb->prefix . "options (option_name, option_value, autoload) SELECT REPLACE(option_name, 'webarx_', 'patchstack_') as option_name, option_value, autoload FROM " . $wpdb->prefix . "options WHERE option_name like 'webarx_%'" ); | |
| 142 | + $wpdb->query( 'UPDATE ' . $wpdb->prefix . 'options AS a SET option_value = (SELECT option_value FROM ' . $wpdb->prefix . "options WHERE option_name = REPLACE(a.option_name, 'patchstack_', 'webarx_')) WHERE option_name LIKE 'patchstack_%'" ); | |
| 143 | + } | |
| 144 | + | |
| 145 | + // Deactivate the plugin. | |
| 146 | + include_once ABSPATH . 'wp-admin/includes/plugin.php'; | |
| 147 | + deactivate_plugins( [ 'webarx/webarx.php' ] ); | |
| 148 | + update_option( 'patchstack_license_free', '0' ); | |
| 149 | + } | |
| 150 | + | |
| 151 | + // Make sure any rewrite functionality has been loaded. | |
| 152 | + $this->migrate(); | |
| 153 | + add_option( 'patchstack_first_activated', '1' ); | |
| 154 | + | |
| 155 | + // Activate the license. | |
| 156 | + if ( $this->plugin->client_id != 'PATCHSTACK_CLIENT_ID' && $this->plugin->private_key != 'PATCHSTACK_PRIVATE_KEY' ) { | |
| 157 | + $this->alter_license( $this->plugin->client_id, $this->plugin->private_key, 'activate' ); | |
| 158 | + } elseif ( get_option( 'patchstack_clientid', false ) != false && get_option( 'patchstack_secretkey', false ) != false ) { | |
| 159 | + $this->alter_license( get_option( 'patchstack_clientid' ), $this->get_secret_key(), 'activate' ); | |
| 160 | + } else { | |
| 161 | + update_option( 'patchstack_license_free', '1' ); | |
| 162 | + } | |
| 163 | + | |
| 164 | + // Update firewall status after activating plugin | |
| 165 | + $api = new P_Api( $core ); | |
| 166 | + $token = $api->get_access_token(); | |
| 167 | + if ( ! empty( $token ) ) { | |
| 168 | + $api->update_firewall_status( [ 'status' => 1 ] ); | |
| 169 | + $api->update_url( [ 'plugin_url' => get_option( 'siteurl' ) ] ); | |
| 170 | + } | |
| 171 | + | |
| 172 | + // Immediately send software data to our server to set firewall as enabled. | |
| 173 | + // Also immediately download the whitelist file and the firewall rules. | |
| 174 | + do_action( 'patchstack_send_software_data' ); | |
| 175 | + if ( get_option( 'patchstack_license_free', 0 ) != 1 ) { | |
| 176 | + do_action( 'patchstack_post_firewall_rules' ); | |
| 177 | + do_action( 'patchstack_post_dynamic_firewall_rules' ); | |
| 178 | + } | |
| 179 | + | |
| 180 | + // One time actions should be placed here. | |
| 181 | + $this->plugin->hardening->delete_readme(); | |
| 182 | + | |
| 183 | + // Try to create the mu-plugins folder/file. | |
| 184 | + // No need to do this if it already exists. | |
| 185 | + if ( file_exists( WPMU_PLUGIN_DIR . '/patchstack.php' )) { | |
| 186 | + return; | |
| 187 | + } | |
| 188 | + | |
| 189 | + // The mu-plugin does not exist, try to create it. | |
| 190 | + @include_once ABSPATH . 'wp-admin/includes/file.php'; | |
| 191 | + $wpfs = WP_Filesystem(); | |
| 192 | + | |
| 193 | + // Failed to initialize WP_Filesystem. | |
| 194 | + if ( ! $wpfs ) { | |
| 195 | + return; | |
| 196 | + } | |
| 197 | + | |
| 198 | + if ( ! is_dir( WPMU_PLUGIN_DIR ) ) { | |
| 199 | + wp_mkdir_p( WPMU_PLUGIN_DIR ); | |
| 200 | + } | |
| 201 | + | |
| 202 | + // Failed to create the mu-plugin folder. | |
| 203 | + if ( ! is_dir( WPMU_PLUGIN_DIR ) ) { | |
| 204 | + return; | |
| 205 | + } | |
| 206 | + | |
| 207 | + // Create the mu-plugin file in the folder. | |
| 208 | + if ( is_writable( WPMU_PLUGIN_DIR ) ) { | |
| 209 | + $php = @file_get_contents( trailingslashit( plugin_dir_path( __FILE__ ) ) . 'mu-plugin.php' ); | |
| 210 | + @file_put_contents( trailingslashit( WPMU_PLUGIN_DIR ) . 'patchstack.php', $php ); | |
| 211 | + } | |
| 212 | + } | |
| 213 | + | |
| 214 | + /** | |
| 215 | + * Used to activate an individual license on multisite/network. | |
| 216 | + * | |
| 217 | + * @param object $site | |
| 218 | + * @param array $license | |
| 219 | + * @return void | |
| 220 | + */ | |
| 221 | + public function activate_multisite_license( $site, $license ) { | |
| 222 | + // Build the Patchstack tables on the site. | |
| 223 | + $this->migrate( null, $site->id ); | |
| 224 | + | |
| 225 | + // Add the options to given site. | |
| 226 | + foreach ( $this->plugin->admin_options->options as $name => $value ) { | |
| 227 | + add_blog_option( $site->id, $name, $value ); | |
| 228 | + } | |
| 229 | + | |
| 230 | + // Set the client id and secret key. | |
| 231 | + update_blog_option( $site->id, 'patchstack_clientid', $license['id'] ); | |
| 232 | + $enc = $this->get_secret_key( $license['secret'] ); | |
| 233 | + update_blog_option( $site->id, 'patchstack_secretkey', $enc['cipher'] ); | |
| 234 | + update_blog_option( $site->id, 'patchstack_secretkey_nonce', $enc['nonce'] ); | |
| 235 | + | |
| 236 | + $this->plugin->api->blog_id = $site->id; | |
| 237 | + | |
| 238 | + // Activate the license and update firewall status after activating the plugin. | |
| 239 | + $token = $this->plugin->api->get_access_token( $license['id'], $license['secret'], true ); | |
| 240 | + if ( ! empty( $token ) ) { | |
| 241 | + $this->plugin->api->update_firewall_status( [ 'status' => $this->get_option( 'patchstack_basic_firewall' ) == 1 ] ); | |
| 242 | + $this->plugin->api->update_url( [ 'plugin_url' => get_blog_option( $site->id, 'siteurl' ) ] ); | |
| 243 | + | |
| 244 | + // If we have an access token, tell our API that the firewall is activated | |
| 245 | + // and the current URL of the site. | |
| 246 | + update_blog_option( $site->id, 'patchstack_license_activated', '1' ); | |
| 247 | + $this->plugin->api->update_license_status(); | |
| 248 | + | |
| 249 | + // This will trigger the software synchronization action. | |
| 250 | + wp_remote_get( get_site_url( $site->id ), [ 'sslverify' => false ] ); | |
| 251 | + } | |
| 252 | + | |
| 253 | + // Make sure to switch back to the current blog id. | |
| 254 | + $this->plugin->api->blog_id = get_current_blog_id(); | |
| 255 | + } | |
| 256 | + | |
| 257 | + /** | |
| 258 | + * Build the required Patchstack tables. | |
| 259 | + * | |
| 260 | + * @param null|string $ver The version to upgrade to. | |
| 261 | + * @param null|integer $site_id The blog id to perform the upgrades on. | |
| 262 | + * @return void | |
| 263 | + */ | |
| 264 | + public function migrate( $ver = null, $site_id = null ) { | |
| 265 | + global $wpdb; | |
| 266 | + require_once ABSPATH . 'wp-admin/includes/upgrade.php'; | |
| 267 | + $charset_collate = $wpdb->get_charset_collate(); | |
| 268 | + $prefix = $site_id != null ? $wpdb->get_blog_prefix( $site_id ) : $wpdb->prefix; | |
| 269 | + | |
| 270 | + // The following conditions will only execute if Patchstack is installed because of an update | |
| 271 | + // and if we need to perform migrations. | |
| 272 | + if ( $ver !== null && file_exists( dirname( __FILE__ ) . '/migrations/v' . str_replace( '.', '', $ver ) . '.php' ) ) { | |
| 273 | + require_once dirname( __FILE__ ) . '/migrations/v' . str_replace( '.', '', $ver ) . '.php'; | |
| 274 | + return; | |
| 275 | + } | |
| 276 | + | |
| 277 | + // Require the base migration. | |
| 278 | + require_once dirname( __FILE__ ) . '/migrations/base.php'; | |
| 279 | + } | |
| 280 | + | |
| 281 | + /** | |
| 282 | + * Check if the database version of the plugin is running behind. | |
| 283 | + * If so, run the migrations up until the latest version. | |
| 284 | + * | |
| 285 | + * @return void | |
| 286 | + */ | |
| 287 | + public function migrate_check() { | |
| 288 | + // Only perform migrations if we have any to execute. | |
| 289 | + $versions = ['3.0.0', '3.0.1', '3.0.2', '3.0.3']; | |
| 290 | + if ( count( $versions ) == 0 ) { | |
| 291 | + return; | |
| 292 | + } | |
| 293 | + | |
| 294 | + // Get current database version and run the migrations. | |
| 295 | + $db_version = get_option( 'patchstack_db_version', false ); | |
| 296 | + foreach ( $versions as $version ) { | |
| 297 | + if ( version_compare( $db_version, $version, '<' ) ) { | |
| 298 | + $this->migrate( $version ); | |
| 299 | + } | |
| 300 | + } | |
| 301 | + } | |
| 302 | + | |
| 303 | + /** | |
| 304 | + * Perform cleanup when the plugin is deactivated. | |
| 305 | + * | |
| 306 | + * @return void | |
| 307 | + */ | |
| 308 | + public function deactivate() { | |
| 309 | + // Update firewall status after de-activating plugin | |
| 310 | + try { | |
| 311 | + $token = $this->plugin->api->get_access_token(); | |
| 312 | + if ( ! empty( $token ) ) { | |
| 313 | + $this->plugin->api->update_firewall_status( [ 'status' => 0 ] ); | |
| 314 | + } | |
| 315 | + } catch (\Exception $e) { | |
| 316 | + // | |
| 317 | + } | |
| 318 | + | |
| 319 | + // Clear all Patchstack scheduled tasks. | |
| 320 | + $tasks = [ 'patchstack_zip_backup', 'patchstack_send_software_data', 'patchstack_send_hacker_logs', 'patchstack_send_visitor_logs', 'patchstack_send_event_logs', 'patchstack_reset_blocked_attacks', 'patchstack_post_firewall_rules', 'patchstack_post_firewall_htaccess_rules', 'patchstack_post_dynamic_firewall_rules', 'patchstack_update_license_status', 'patchstack_update_plugins', 'patchstack_send_ping', 'puc_cron_check_updates-webarx' ]; | |
| 321 | + foreach ( $tasks as $task ) { | |
| 322 | + wp_clear_scheduled_hook( $task ); | |
| 323 | + } | |
| 324 | + | |
| 325 | + // Cleanup the .htaccess file. | |
| 326 | + $this->plugin->htaccess->cleanup_htaccess_file(); | |
| 327 | + | |
| 328 | + // Remove the mu-plugin file if it exists. | |
| 329 | + if ( file_exists( WPMU_PLUGIN_DIR . '/patchstack.php' )) { | |
| 330 | + wp_delete_file( WPMU_PLUGIN_DIR . '/patchstack.php' ); | |
| 331 | + } | |
| 332 | + } | |
| 333 | + | |
| 334 | + /** | |
| 335 | + * Activate or deactivate a license on the current site. | |
| 336 | + * | |
| 337 | + * @param integer $id | |
| 338 | + * @param string $secret | |
| 339 | + * @param string $action | |
| 340 | + * @return array | |
| 341 | + */ | |
| 342 | + public function alter_license( $id, $secret, $action ) { | |
| 343 | + // Store current keys in tmp variable so in case it fails, we can set it back. | |
| 344 | + $tmp_id = get_option( 'patchstack_clientid' ); | |
| 345 | + $tmp_key = $this->get_secret_key(); | |
| 346 | + | |
| 347 | + // Set the new values. | |
| 348 | + update_option( 'patchstack_clientid', $id ); | |
| 349 | + $this->set_secret_key( $secret ); | |
| 350 | + | |
| 351 | + // Activate the license. | |
| 352 | + if ( $action == 'activate' ) { | |
| 353 | + $api_result = $this->plugin->api->get_access_token( $id, $secret, true ); | |
| 354 | + | |
| 355 | + // Valid result? | |
| 356 | + if ( ! $api_result ) { | |
| 357 | + update_option( 'patchstack_clientid', $tmp_id ); | |
| 358 | + $this->set_secret_key( $tmp_key ); | |
| 359 | + return [ | |
| 360 | + 'result' => 'error', | |
| 361 | + 'message' => 'Cannot activate license!', | |
| 362 | + ]; | |
| 363 | + } | |
| 364 | + | |
| 365 | + // If we have an access token, tell our API that the firewall is activated | |
| 366 | + // and the current URL of the site. | |
| 367 | + update_option( 'patchstack_license_activated', '1' ); | |
| 368 | + $this->plugin->api->update_license_status(); | |
| 369 | + $token = $this->plugin->api->get_access_token(); | |
| 370 | + if ( ! empty( $token ) ) { | |
| 371 | + do_action( 'patchstack_send_software_data' ); | |
| 372 | + if ( get_option( 'patchstack_license_free', 0 ) != 1 ) { | |
| 373 | + do_action( 'patchstack_post_firewall_rules' ); | |
| 374 | + do_action( 'patchstack_post_dynamic_firewall_rules' ); | |
| 375 | + $this->header(); | |
| 376 | + } | |
| 377 | + | |
| 378 | + $this->plugin->api->update_firewall_status( [ 'status' => $this->get_option( 'patchstack_basic_firewall' ) == 1 ] ); | |
| 379 | + $this->plugin->api->update_url( [ 'plugin_url' => get_option( 'siteurl' ) ] ); | |
| 380 | + $this->plugin->api->ping(); | |
| 381 | + } | |
| 382 | + return [ | |
| 383 | + 'result' => 'success', | |
| 384 | + 'message' => 'License activated!', | |
| 385 | + ]; | |
| 386 | + } | |
| 387 | + | |
| 388 | + // Deactivate the license. | |
| 389 | + if ( $action == 'deactivate' ) { | |
| 390 | + update_option( 'patchstack_api_token', '' ); | |
| 391 | + update_option( 'patchstack_license_activated', '0' ); | |
| 392 | + return [ | |
| 393 | + 'result' => 'success', | |
| 394 | + 'message' => 'License deactivated!', | |
| 395 | + ]; | |
| 396 | + } | |
| 397 | + } | |
| 398 | + | |
| 399 | + /** | |
| 400 | + * Send a request to our API for the IP address header. | |
| 401 | + * | |
| 402 | + * @return void | |
| 403 | + */ | |
| 404 | + public function header() | |
| 405 | + { | |
| 406 | + $header = get_option( 'patchstack_firewall_ip_header', '' ); | |
| 407 | + $computed = get_option( 'patchstack_ip_header_computed', 0 ); | |
| 408 | + | |
| 409 | + if ( $header == '' && ! $computed ) { | |
| 410 | + // Create an OTT token. | |
| 411 | + $ott = md5( wp_generate_password( 32, true, true ) ); | |
| 412 | + update_option( 'patchstack_ott_action', $ott ); | |
| 413 | + | |
| 414 | + // Tell our API. | |
| 415 | + wp_remote_request( | |
| 416 | + $this->plugin->api_url . '/api/header', | |
| 417 | + [ | |
| 418 | + 'method' => 'POST', | |
| 419 | + 'timeout' => 60, | |
| 420 | + 'redirection' => 5, | |
| 421 | + 'httpversion' => '1.0', | |
| 422 | + 'blocking' => true, | |
| 423 | + 'headers' => [ | |
| 424 | + 'Source-Host' => get_site_url(), | |
| 425 | + ], | |
| 426 | + 'body' => [ | |
| 427 | + 'token' => $ott, | |
| 428 | + 'url' => get_site_url() | |
| 429 | + ], | |
| 430 | + 'cookies' => [], | |
| 431 | + ] | |
| 432 | + ); | |
| 433 | + } | |
| 434 | + } | |
| 435 | +} | |
