| @@ -12,8 +12,1192 @@ | ||
| 12 | 12 | if ( ! defined( 'ABSPATH' ) ) { |
| 13 | 13 | exit; |
| 14 | 14 | } |
| 15 | 15 | |
| 16 | +if ( ! function_exists( 'wdesignkit_mcp_permission_callback' ) ) { | |
| 17 | + /** | |
| 18 | + * Permission callback for all WDesignKit MCP abilities. | |
| 19 | + * | |
| 20 | + * Defined and owned by WDesignKit so ability registration never depends on an | |
| 21 | + * external (e.g. SproutOS) helper existing. WP_Ability::prepare_properties() validates | |
| 22 | + * this callback at registration time; a missing/uncallable reference throws, which | |
| 23 | + * WP_Abilities_Registry::register() swallows with a _doing_it_wrong() notice, silently | |
| 24 | + * dropping the ability. Every WDesignKit ability operates on site-wide settings, | |
| 25 | + * widgets, templates, or code snippets, all administrator-level, so a single | |
| 26 | + * manage_options check is the correct, consistent gate. | |
| 27 | + * | |
| 28 | + * @param mixed $input Ability input arguments (unused). | |
| 29 | + * @return bool Whether the current user may use the ability. | |
| 30 | + */ | |
| 31 | + function wdesignkit_mcp_permission_callback( $input = null ) { | |
| 32 | + return current_user_can( 'manage_options' ); | |
| 33 | + } | |
| 34 | +} | |
| 35 | + | |
| 36 | +if ( ! function_exists( 'wdesignkit_validate_external_url' ) ) { | |
| 37 | + /** | |
| 38 | + * SSRF guard (CWE-918): decide whether an external URL is safe to fetch. | |
| 39 | + * | |
| 40 | + * Resolves the URL's host to its actual IP address(es) and rejects the request | |
| 41 | + * when ANY resolved address falls in a loopback, private (RFC1918), link-local | |
| 42 | + * (169.254.0.0/16 — the cloud metadata range — and fe80::/10) or otherwise | |
| 43 | + * reserved range. Unlike wp_safe_remote_get()/wp_http_validate_url() — which only | |
| 44 | + * inspect a *literal* IP host and never resolve a hostname, and do NOT block the | |
| 45 | + * 169.254.x metadata range — this performs real DNS resolution first, so a | |
| 46 | + * hostname that points at an internal address is also refused. | |
| 47 | + * | |
| 48 | + * Fails closed: if the host cannot be resolved at all, the URL is treated as unsafe. | |
| 49 | + * | |
| 50 | + * @since 2.6.3 | |
| 51 | + * | |
| 52 | + * @param string $url URL to validate. | |
| 53 | + * @return bool True when the URL is a public http(s) address safe to fetch. | |
| 54 | + */ | |
| 55 | + function wdesignkit_validate_external_url( $url ) { | |
| 56 | + if ( ! is_string( $url ) || '' === trim( $url ) ) { | |
| 57 | + return false; | |
| 58 | + } | |
| 59 | + | |
| 60 | + $parts = wp_parse_url( $url ); | |
| 61 | + $scheme = isset( $parts['scheme'] ) ? strtolower( $parts['scheme'] ) : ''; | |
| 62 | + $host = isset( $parts['host'] ) ? $parts['host'] : ''; | |
| 63 | + | |
| 64 | + if ( ! in_array( $scheme, array( 'http', 'https' ), true ) || '' === $host ) { | |
| 65 | + return false; | |
| 66 | + } | |
| 67 | + | |
| 68 | + // Collect every IP the host resolves to (literal IP hosts are used as-is). | |
| 69 | + $ips = array(); | |
| 70 | + | |
| 71 | + if ( filter_var( $host, FILTER_VALIDATE_IP ) ) { | |
| 72 | + $ips[] = $host; | |
| 73 | + } else { | |
| 74 | + if ( function_exists( 'gethostbynamel' ) ) { | |
| 75 | + $v4 = gethostbynamel( $host ); | |
| 76 | + if ( is_array( $v4 ) ) { | |
| 77 | + $ips = array_merge( $ips, $v4 ); | |
| 78 | + } | |
| 79 | + } | |
| 80 | + | |
| 81 | + if ( function_exists( 'dns_get_record' ) ) { | |
| 82 | + $v6 = @dns_get_record( $host, DNS_AAAA ); | |
| 83 | + if ( is_array( $v6 ) ) { | |
| 84 | + foreach ( $v6 as $record ) { | |
| 85 | + if ( ! empty( $record['ipv6'] ) ) { | |
| 86 | + $ips[] = $record['ipv6']; | |
| 87 | + } | |
| 88 | + } | |
| 89 | + } | |
| 90 | + } | |
| 91 | + | |
| 92 | + // Last resort when the above are unavailable/failed. | |
| 93 | + if ( empty( $ips ) ) { | |
| 94 | + $resolved = gethostbyname( $host ); // Returns the host unchanged on failure. | |
| 95 | + if ( $resolved && $resolved !== $host && filter_var( $resolved, FILTER_VALIDATE_IP ) ) { | |
| 96 | + $ips[] = $resolved; | |
| 97 | + } | |
| 98 | + } | |
| 99 | + } | |
| 100 | + | |
| 101 | + // Fail closed: an unresolvable host cannot be proven public. | |
| 102 | + if ( empty( $ips ) ) { | |
| 103 | + return false; | |
| 104 | + } | |
| 105 | + | |
| 106 | + foreach ( $ips as $ip ) { | |
| 107 | + // Rejects loopback/link-local/reserved (NO_RES_RANGE) and RFC1918/fc00::/7 (NO_PRIV_RANGE). | |
| 108 | + if ( ! filter_var( $ip, FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE ) ) { | |
| 109 | + return false; | |
| 110 | + } | |
| 111 | + } | |
| 112 | + | |
| 113 | + return true; | |
| 114 | + } | |
| 115 | +} | |
| 116 | + | |
| 117 | +if ( ! function_exists( 'wdesignkit_safe_remote_get' ) ) { | |
| 118 | + /** | |
| 119 | + * SSRF-safe wrapper around wp_safe_remote_get(). | |
| 120 | + * | |
| 121 | + * Validates the resolved host (see wdesignkit_validate_external_url()) before any | |
| 122 | + * network request is made, and caps the response body size so a hostile endpoint | |
| 123 | + * cannot exhaust memory. Returns a WP_Error when the URL is refused, matching the | |
| 124 | + * shape callers already expect from wp_remote_get(). | |
| 125 | + * | |
| 126 | + * @since 2.6.3 | |
| 127 | + * | |
| 128 | + * @param string $url URL to fetch. | |
| 129 | + * @param array $args Optional wp_remote_get() args (merged over safe defaults). | |
| 130 | + * @return array|\WP_Error Response array or WP_Error on a blocked/failed request. | |
| 131 | + */ | |
| 132 | + function wdesignkit_safe_remote_get( $url, $args = array() ) { | |
| 133 | + if ( ! wdesignkit_validate_external_url( $url ) ) { | |
| 134 | + return new \WP_Error( | |
| 135 | + 'wdkit_blocked_url', | |
| 136 | + __( 'The requested URL resolves to a disallowed or internal address.', 'wdesignkit' ) | |
| 137 | + ); | |
| 138 | + } | |
| 139 | + | |
| 140 | + $defaults = array( | |
| 141 | + 'timeout' => 30, | |
| 142 | + 'redirection' => 2, | |
| 143 | + 'limit_response_size' => 15 * MB_IN_BYTES, | |
| 144 | + ); | |
| 145 | + | |
| 146 | + return wp_safe_remote_get( $url, wp_parse_args( $args, $defaults ) ); | |
| 147 | + } | |
| 148 | +} | |
| 149 | + | |
| 150 | +if ( ! function_exists( 'wdesignkit_harden_builder_dir' ) ) { | |
| 151 | + /** | |
| 152 | + * Blocks direct PHP execution inside WDKIT_BUILDER_PATH. | |
| 153 | + * | |
| 154 | + * Generated widget .php files live under wp-content/uploads/wdesignkit/, a path the | |
| 155 | + * web server serves directly. Without a deny rule, any PHP written there (via the | |
| 156 | + * file-write paths elsewhere in this plugin) is directly requestable and executes as | |
| 157 | + * the web server user — turning every file-write bug into remote code execution. | |
| 158 | + * Writes an Apache/LiteSpeed .htaccess denying *.php plus an empty index.php to stop | |
| 159 | + * directory listing; both are idempotent no-ops once already present. Inert on nginx — | |
| 160 | + * hosts on nginx must add the equivalent `location` block themselves. | |
| 161 | + * | |
| 162 | + * @since 2.6.4 | |
| 163 | + * | |
| 164 | + * @param string $dir Absolute path to harden (created if missing). | |
| 165 | + * @return void | |
| 166 | + */ | |
| 167 | + function wdesignkit_harden_builder_dir( $dir ) { | |
| 168 | + if ( ! is_dir( $dir ) ) { | |
| 169 | + wp_mkdir_p( $dir ); | |
| 170 | + } | |
| 171 | + | |
| 172 | + if ( ! is_dir( $dir ) ) { | |
| 173 | + return; | |
| 174 | + } | |
| 175 | + | |
| 176 | + $htaccess = trailingslashit( $dir ) . '.htaccess'; | |
| 177 | + if ( ! file_exists( $htaccess ) ) { | |
| 178 | + $rules = "<IfModule mod_authz_core.c>\n\t<Files \"*.php\">\n\t\tRequire all denied\n\t</Files>\n</IfModule>\n<IfModule !mod_authz_core.c>\n\t<Files \"*.php\">\n\t\tOrder allow,deny\n\t\tDeny from all\n\t</Files>\n</IfModule>\n"; | |
| 179 | + // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_file_put_contents | |
| 180 | + @file_put_contents( $htaccess, $rules ); | |
| 181 | + } | |
| 182 | + | |
| 183 | + $index = trailingslashit( $dir ) . 'index.php'; | |
| 184 | + if ( ! file_exists( $index ) ) { | |
| 185 | + // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_file_put_contents | |
| 186 | + @file_put_contents( $index, "<?php\n// Silence is golden.\n" ); | |
| 187 | + } | |
| 188 | + } | |
| 189 | +} | |
| 190 | + | |
| 191 | +if ( ! has_action( 'admin_init', 'wdesignkit_harden_builder_dir_admin_init' ) ) { | |
| 192 | + /** | |
| 193 | + * Safety net: re-assert the builder-dir hardening on every admin page load. | |
| 194 | + * | |
| 195 | + * The activation hook alone misses existing installs that upgrade in place (activation | |
| 196 | + * doesn't re-run) and the edge case where WDKIT_BUILDER_PATH didn't exist yet the first | |
| 197 | + * time a widget was written. Every check inside wdesignkit_harden_builder_dir() is a | |
| 198 | + * cheap file_exists(), so running it on admin_init is not a meaningful cost. | |
| 199 | + * | |
| 200 | + * @since 2.6.4 | |
| 201 | + * | |
| 202 | + * @return void | |
| 203 | + */ | |
| 204 | + function wdesignkit_harden_builder_dir_admin_init() { | |
| 205 | + if ( defined( 'WDKIT_BUILDER_PATH' ) ) { | |
| 206 | + wdesignkit_harden_builder_dir( WDKIT_BUILDER_PATH ); | |
| 207 | + } | |
| 208 | + } | |
| 209 | + add_action( 'admin_init', 'wdesignkit_harden_builder_dir_admin_init' ); | |
| 210 | +} | |
| 211 | + | |
| 212 | +if ( ! function_exists( 'wdesignkit_purge_widget_trash' ) ) { | |
| 213 | + /** | |
| 214 | + * Deletes widget-trash folders older than the retention window. | |
| 215 | + * | |
| 216 | + * Deleting a widget (see wdesignkit-delete-widget.php) moves it to | |
| 217 | + * WDKIT_BUILDER_PATH/.trash/{Ymd-His}_{folder}/ rather than removing it, so it can be | |
| 218 | + * recovered. Nothing ever purged that folder, so it grows without bound on a | |
| 219 | + * long-lived install — filed as "Widget trash has no retention limit". Each entry's | |
| 220 | + * age is read from its own timestamp prefix rather than filesystem mtime, since mtime | |
| 221 | + * would reset if the trash folder were ever copied (e.g. by a backup/restore). | |
| 222 | + * | |
| 223 | + * @since 2.6.4 | |
| 224 | + * @return void | |
| 225 | + */ | |
| 226 | + function wdesignkit_purge_widget_trash() { | |
| 227 | + if ( ! defined( 'WDKIT_BUILDER_PATH' ) ) { | |
| 228 | + return; | |
| 229 | + } | |
| 230 | + | |
| 231 | + $trash_base = trailingslashit( WDKIT_BUILDER_PATH ) . '.trash'; | |
| 232 | + if ( ! is_dir( $trash_base ) ) { | |
| 233 | + return; | |
| 234 | + } | |
| 235 | + | |
| 236 | + /** | |
| 237 | + * Filters how many days a trashed widget is kept before automatic purge. | |
| 238 | + * | |
| 239 | + * @since 2.6.4 | |
| 240 | + * @param int $days Retention window in days. Default 30. | |
| 241 | + */ | |
| 242 | + $retention_days = (int) apply_filters( 'wdesignkit_widget_trash_retention_days', 30 ); | |
| 243 | + if ( $retention_days <= 0 ) { | |
| 244 | + return; | |
| 245 | + } | |
| 246 | + | |
| 247 | + $cutoff = time() - ( $retention_days * DAY_IN_SECONDS ); | |
| 248 | + | |
| 249 | + $entries = scandir( $trash_base ); | |
| 250 | + if ( ! $entries ) { | |
| 251 | + return; | |
| 252 | + } | |
| 253 | + | |
| 254 | + if ( ! function_exists( 'WP_Filesystem' ) ) { | |
| 255 | + require_once ABSPATH . 'wp-admin/includes/file.php'; | |
| 256 | + } | |
| 257 | + WP_Filesystem(); | |
| 258 | + global $wp_filesystem; | |
| 259 | + | |
| 260 | + foreach ( $entries as $entry ) { | |
| 261 | + if ( '.' === $entry || '..' === $entry ) { | |
| 262 | + continue; | |
| 263 | + } | |
| 264 | + | |
| 265 | + $path = trailingslashit( $trash_base ) . $entry; | |
| 266 | + if ( ! is_dir( $path ) ) { | |
| 267 | + continue; | |
| 268 | + } | |
| 269 | + | |
| 270 | + // Entries are named "{Ymd-His}_{folder}" — the timestamp prefix is the | |
| 271 | + // authoritative age, not filesystem mtime (see docblock above). | |
| 272 | + if ( ! preg_match( '/^(\d{8}-\d{6})_/', $entry, $matches ) ) { | |
| 273 | + continue; | |
| 274 | + } | |
| 275 | + | |
| 276 | + $trashed_at = \DateTime::createFromFormat( 'Ymd-His', $matches[1] ); | |
| 277 | + if ( ! $trashed_at || $trashed_at->getTimestamp() > $cutoff ) { | |
| 278 | + continue; | |
| 279 | + } | |
| 280 | + | |
| 281 | + $real_base = realpath( $trash_base ); | |
| 282 | + $real_path = realpath( $path ); | |
| 283 | + if ( ! $real_base || ! $real_path || 0 !== strpos( $real_path, $real_base . DIRECTORY_SEPARATOR ) ) { | |
| 284 | + continue; | |
| 285 | + } | |
| 286 | + | |
| 287 | + if ( $wp_filesystem ) { | |
| 288 | + $wp_filesystem->delete( $real_path, true ); | |
| 289 | + } | |
| 290 | + } | |
| 291 | + } | |
| 292 | +} | |
| 293 | + | |
| 294 | +if ( ! has_action( 'wdesignkit_purge_widget_trash_cron', 'wdesignkit_purge_widget_trash' ) ) { | |
| 295 | + add_action( 'wdesignkit_purge_widget_trash_cron', 'wdesignkit_purge_widget_trash' ); | |
| 296 | +} | |
| 297 | + | |
| 298 | +if ( ! function_exists( 'wdesignkit_schedule_widget_trash_purge' ) ) { | |
| 299 | + /** | |
| 300 | + * Ensure the daily widget-trash purge is scheduled. | |
| 301 | + * | |
| 302 | + * The wp_next_scheduled()/wp_schedule_event() pair used to sit at file scope, so every request | |
| 303 | + * — frontend included — read the cron array on the way past, and a request could end up writing | |
| 304 | + * the cron option. Scheduling is a one-off setup step, not per-request work (ClickUp 86d41cp05). | |
| 305 | + * | |
| 306 | + * Registered on admin_init rather than init: the schedule persists once written, so it only | |
| 307 | + * needs re-asserting where an admin is present. Activation calls this too; admin_init is the | |
| 308 | + * self-heal for installs that upgrade in place, where the activation hook never re-runs — the | |
| 309 | + * same arrangement wdesignkit_harden_builder_dir_admin_init() above uses. | |
| 310 | + * | |
| 311 | + * @since 2.6.4 | |
| 312 | + * | |
| 313 | + * @return void | |
| 314 | + */ | |
| 315 | + function wdesignkit_schedule_widget_trash_purge() { | |
| 316 | + if ( ! wp_next_scheduled( 'wdesignkit_purge_widget_trash_cron' ) ) { | |
| 317 | + wp_schedule_event( time(), 'daily', 'wdesignkit_purge_widget_trash_cron' ); | |
| 318 | + } | |
| 319 | + } | |
| 320 | +} | |
| 321 | + | |
| 322 | +if ( ! has_action( 'admin_init', 'wdesignkit_schedule_widget_trash_purge' ) ) { | |
| 323 | + add_action( 'admin_init', 'wdesignkit_schedule_widget_trash_purge' ); | |
| 324 | +} | |
| 325 | + | |
| 326 | +if ( ! function_exists( 'wdesignkit_get_widget_registry' ) ) { | |
| 327 | + /** | |
| 328 | + * Builds (and caches) the list of publishable widgets for one builder. | |
| 329 | + * | |
| 330 | + * Every builder loader (Elementor/Gutenberg/Gutenberg Core/Bricks) used to scandir() | |
| 331 | + * WDKIT_BUILDER_PATH and wp_json_file_decode() every widget's JSON on EVERY request that | |
| 332 | + * builder initializes, admin or frontend, whether or not the page uses any WDesignKit | |
| 333 | + * widget — filed as "Widget registration scans disk uncached" (measured 4-11ms/request, | |
| 334 | + * scaling linearly with widget count). This caches the scan+decode result in a | |
| 335 | + * no-expiry transient; callers that mutate the widget tree call | |
| 336 | + * wdesignkit_invalidate_widget_registry() to keep it correct. | |
| 337 | + * | |
| 338 | + * Only the scan+decode is cached — the require_once/include + register() step in each | |
| 339 | + * loader still runs every request, since that's how the builder gets live PHP objects. | |
| 340 | + * | |
| 341 | + * @since 2.6.4 | |
| 342 | + * | |
| 343 | + * @param string $builder One of elementor|gutenberg|gutenberg_core|bricks. | |
| 344 | + * @return array<int, array{file: string, class: string}> Entries to require/include and register. | |
| 345 | + */ | |
| 346 | + function wdesignkit_get_widget_registry( $builder ) { | |
| 347 | + $builder = sanitize_key( $builder ); | |
| 348 | + if ( '' === $builder || ! defined( 'WDKIT_BUILDER_PATH' ) ) { | |
| 349 | + return array(); | |
| 350 | + } | |
| 351 | + | |
| 352 | + $transient_key = wdesignkit_widget_registry_cache_key( $builder ); | |
| 353 | + $cached = get_option( $transient_key, null ); | |
| 354 | + if ( is_array( $cached ) ) { | |
| 355 | + return $cached; | |
| 356 | + } | |
| 357 | + | |
| 358 | + $entries = array(); | |
| 359 | + $dir = trailingslashit( WDKIT_BUILDER_PATH ) . $builder . '/'; | |
| 360 | + | |
| 361 | + if ( ! is_dir( $dir ) ) { | |
| 362 | + update_option( $transient_key, $entries, false ); | |
| 363 | + return $entries; | |
| 364 | + } | |
| 365 | + | |
| 366 | + $list = scandir( $dir ); | |
| 367 | + if ( empty( $list ) || count( $list ) <= 2 ) { | |
| 368 | + update_option( $transient_key, $entries, false ); | |
| 369 | + return $entries; | |
| 370 | + } | |
| 371 | + | |
| 372 | + $get_db_widget = get_option( 'wkit_deactivate_widgets', array() ); | |
| 373 | + $server_w_unique = array_column( $get_db_widget, 'w_unique' ); | |
| 374 | + | |
| 375 | + foreach ( $list as $value ) { | |
| 376 | + if ( '.' === $value || '..' === $value || 0 === strpos( $value, '.' ) ) { | |
| 377 | + continue; | |
| 378 | + } | |
| 379 | + | |
| 380 | + if ( ! is_dir( $dir . $value ) ) { | |
| 381 | + continue; | |
| 382 | + } | |
| 383 | + | |
| 384 | + $sub_dir = scandir( $dir . $value ); | |
| 385 | + if ( ! is_array( $sub_dir ) ) { | |
| 386 | + continue; | |
| 387 | + } | |
| 388 | + | |
| 389 | + foreach ( $sub_dir as $sub_dir_value ) { | |
| 390 | + if ( '.' === $sub_dir_value || '..' === $sub_dir_value ) { | |
| 391 | + continue; | |
| 392 | + } | |
| 393 | + | |
| 394 | + if ( 'php' !== pathinfo( $sub_dir_value, PATHINFO_EXTENSION ) ) { | |
| 395 | + continue; | |
| 396 | + } | |
| 397 | + | |
| 398 | + $json_file = str_replace( '.php', '.json', $sub_dir_value ); | |
| 399 | + $json_path = $dir . "{$value}/{$json_file}"; | |
| 400 | + $json_data = wp_json_file_decode( $json_path ); | |
| 401 | + | |
| 402 | + $w_type = ! empty( $json_data->widget_data->widgetdata->publish_type ) ? $json_data->widget_data->widgetdata->publish_type : ''; | |
| 403 | + $widget_id = ! empty( $json_data->widget_data->widgetdata->widget_id ) ? $json_data->widget_data->widgetdata->widget_id : ''; | |
| 404 | + | |
| 405 | + if ( empty( $w_type ) || 'Publish' !== $w_type ) { | |
| 406 | + continue; | |
| 407 | + } | |
| 408 | + if ( in_array( $widget_id, $server_w_unique, true ) ) { | |
| 409 | + continue; | |
| 410 | + } | |
| 411 | + | |
| 412 | + // Matches the class-name convention the Elementor loader has always used; | |
| 413 | + // harmless (unused) for Gutenberg/Gutenberg Core/Bricks, which register by | |
| 414 | + // file path instead of by class. | |
| 415 | + $str_replace = str_replace( '.php', '', $sub_dir_value ); | |
| 416 | + $str_replace = str_replace( '-', '_', $str_replace ); | |
| 417 | + | |
| 418 | + $entries[] = array( | |
| 419 | + 'file' => $dir . "{$value}/{$sub_dir_value}", | |
| 420 | + 'class' => 'Wdkit_' . sanitize_text_field( $str_replace ), | |
| 421 | + ); | |
| 422 | + } | |
| 423 | + } | |
| 424 | + | |
| 425 | + update_option( $transient_key, $entries, false ); | |
| 426 | + return $entries; | |
| 427 | + } | |
| 428 | +} | |
| 429 | + | |
| 430 | +if ( ! function_exists( 'wdesignkit_widget_php_write_allowed' ) ) { | |
| 431 | + /** | |
| 432 | + * Whether this site permits WDesignKit to write generated widget PHP to disk. | |
| 433 | + * | |
| 434 | + * The widget builder's whole purpose is to turn builder input into a PHP widget file that the | |
| 435 | + * builder loaders then include, so this is by design and gated on manage_options — the same | |
| 436 | + * capability core requires for the plugin/theme editor. Some operators still want to switch it | |
| 437 | + * off, which this filter allows: | |
| 438 | + * | |
| 439 | + * add_filter( 'wdesignkit_allow_widget_php_write', '__return_false' ); | |
| 440 | + * | |
| 441 | + * Deliberately NOT keyed on DISALLOW_FILE_MODS / DISALLOW_FILE_EDIT (ClickUp 86d41zavc): | |
| 442 | + * - Nexter Extension defines DISALLOW_FILE_EDIT when its "disable_file_editor" security | |
| 443 | + * toggle is on, so keying on it would make a sibling POSIMYTH product's hardening switch | |
| 444 | + * silently disable this one's core feature. | |
| 445 | + * - Managed hosts (WP Engine, Kinsta, Pantheon, Flywheel) commonly set DISALLOW_FILE_MODS by | |
| 446 | + * default, which would leave widget creation dead on those hosts out of the box. | |
| 447 | + * - Neither constant means "no plugin file writes". In core, DISALLOW_FILE_EDIT is read in | |
| 448 | + * exactly one place (capabilities.php, gating edit_files/edit_plugins/edit_themes — the | |
| 449 | + * built-in code editors) and DISALLOW_FILE_MODS only via wp_is_file_mod_allowed(), whose | |
| 450 | + * call sites are the updater and installer. Caching, backup and image plugins all write | |
| 451 | + * files normally under both. | |
| 452 | + * | |
| 453 | + * A dedicated filter gives operators a real, explicit opt-out without overloading a core | |
| 454 | + * constant that means something else. | |
| 455 | + * | |
| 456 | + * @since 2.6.5 | |
| 457 | + * | |
| 458 | + * @return bool True when generated widget PHP may be written. | |
| 459 | + */ | |
| 460 | + function wdesignkit_widget_php_write_allowed() { | |
| 461 | + return (bool) apply_filters( 'wdesignkit_allow_widget_php_write', true ); | |
| 462 | + } | |
| 463 | +} | |
| 464 | + | |
| 465 | +if ( ! function_exists( 'wdesignkit_widget_registry_cache_key' ) ) { | |
| 466 | + /** | |
| 467 | + * Option name holding one builder's cached widget registry. | |
| 468 | + * | |
| 469 | + * A plain option, not a transient. set_transient() with a 0 expiry is stored as an option with | |
| 470 | + * autoload ENABLED, so the registry — absolute PHP paths for every widget, uncapped — was read | |
| 471 | + * into memory on every request including the frontend, whether or not any builder was involved | |
| 472 | + * (ClickUp 86d41cd1k). Written with autoload = false so only requests that actually ask for a | |
| 473 | + * builder pay for it. | |
| 474 | + * | |
| 475 | + * Elementor and Bricks defer their build to a builder hook, so a plain frontend request now | |
| 476 | + * reads nothing at all for them. The two Gutenberg loaders build in their constructors and so | |
| 477 | + * still read their own key every request — that is unavoidable, because Gutenberg block | |
| 478 | + * registration has to happen on `init`, which runs on every request (measured: one option read | |
| 479 | + * each, served from the object cache where one is configured — ClickUp 86d41cp0t, closed). | |
| 480 | + * | |
| 481 | + * WDKIT_VERSION is part of the name so a plugin update or rollback orphans the old entry and the | |
| 482 | + * registry rebuilds itself. The cache never expires, so without this there was no self-healing | |
| 483 | + * path: rolling back to a version that writes widget files without knowing about the cache, then | |
| 484 | + * rolling forward, left a stale cache authoritative (ClickUp 86d41cd1z). | |
| 485 | + * | |
| 486 | + * @since 2.6.4 | |
| 487 | + * | |
| 488 | + * @param string $builder Builder slug. | |
| 489 | + * @return string Option name, or '' when the builder is empty. | |
| 490 | + */ | |
| 491 | + function wdesignkit_widget_registry_cache_key( $builder ) { | |
| 492 | + $builder = sanitize_key( (string) $builder ); | |
| 493 | + if ( '' === $builder ) { | |
| 494 | + return ''; | |
| 495 | + } | |
| 496 | + | |
| 497 | + $version = defined( 'WDKIT_VERSION' ) ? WDKIT_VERSION : '0'; | |
| 498 | + | |
| 499 | + return 'wdkit_widget_registry_' . $builder . '_' . str_replace( '.', '_', (string) $version ); | |
| 500 | + } | |
| 501 | +} | |
| 502 | + | |
| 503 | +if ( ! function_exists( 'wdesignkit_invalidate_widget_registry' ) ) { | |
| 504 | + /** | |
| 505 | + * Clears the cached widget registry for one builder. | |
| 506 | + * | |
| 507 | + * Must be called after any operation that changes which widgets a builder loader | |
| 508 | + * should register: create, delete, import, download, pull, duplicate, or | |
| 509 | + * activate/deactivate (the deactivated-list membership is baked into the cached | |
| 510 | + * registry, so toggling it is a registry-affecting change even though it writes no | |
| 511 | + * widget file). Code-only edits (update-widget, sync-widget-code) do NOT need this — | |
| 512 | + * the PHP/JS/CSS content is re-read fresh via require_once/include every request | |
| 513 | + * regardless of this cache. | |
| 514 | + * | |
| 515 | + * @since 2.6.4 | |
| 516 | + * | |
| 517 | + * @param string $widget_type One of elementor|gutenberg|gutenberg_core|bricks. | |
| 518 | + * @return void | |
| 519 | + */ | |
| 520 | + function wdesignkit_invalidate_widget_registry( $widget_type ) { | |
| 521 | + $widget_type = sanitize_key( (string) $widget_type ); | |
| 522 | + if ( '' === $widget_type ) { | |
| 523 | + return; | |
| 524 | + } | |
| 525 | + | |
| 526 | + delete_option( wdesignkit_widget_registry_cache_key( $widget_type ) ); | |
| 527 | + | |
| 528 | + // Legacy autoloaded transient from 2.6.4; harmless once gone, and this is the only | |
| 529 | + // place that still knows the old name. | |
| 530 | + delete_transient( 'wdkit_registered_widgets_' . $widget_type ); | |
| 531 | + } | |
| 532 | +} | |
| 533 | + | |
| 534 | +if ( ! function_exists( 'wdesignkit_widget_registry_option_prefix' ) ) { | |
| 535 | + /** | |
| 536 | + * Shared prefix of every versioned widget-registry cache option. | |
| 537 | + * | |
| 538 | + * One constant-ish source of truth for the three places that need to match these rows by | |
| 539 | + * pattern rather than by exact name: the orphan sweep below, and uninstall.php. Keep it in | |
| 540 | + * step with wdesignkit_widget_registry_cache_key(), which builds the full name. | |
| 541 | + * | |
| 542 | + * @since 2.6.5 | |
| 543 | + * | |
| 544 | + * @return string | |
| 545 | + */ | |
| 546 | + function wdesignkit_widget_registry_option_prefix() { | |
| 547 | + return 'wdkit_widget_registry_'; | |
| 548 | + } | |
| 549 | +} | |
| 550 | + | |
| 551 | +if ( ! function_exists( 'wdesignkit_purge_stale_widget_registries' ) ) { | |
| 552 | + /** | |
| 553 | + * Deletes widget-registry cache options left behind by OTHER plugin versions. | |
| 554 | + * | |
| 555 | + * wdesignkit_widget_registry_cache_key() embeds WDKIT_VERSION in the option name, which is | |
| 556 | + * deliberate — it is what makes an update or a rollback orphan the old entry so the registry | |
| 557 | + * rebuilds itself instead of trusting a stale cache (ClickUp 86d41cd1z). What was missing is | |
| 558 | + * the other half: nothing ever deleted the orphan. There was no cleanup path anywhere in the | |
| 559 | + * codebase, so every release left one row per builder in wp_options permanently. Observed on | |
| 560 | + * a site upgraded twice — twelve rows across three versions, the largest 12 KB: | |
| 561 | + * | |
| 562 | + * wdkit_widget_registry_elementor_2_6_3 wdkit_widget_registry_gutenberg_2_6_3 | |
| 563 | + * wdkit_widget_registry_elementor_2_6_4 wdkit_widget_registry_gutenberg_2_6_4 … | |
| 564 | + * | |
| 565 | + * These are written with autoload = false, so there is no per-request cost and this is | |
| 566 | + * housekeeping rather than a performance fix — but it grows without bound, and a row nothing | |
| 567 | + * will ever read again is exactly what an uninstall is expected to leave clean. | |
| 568 | + * | |
| 569 | + * Matches by prefix and keeps only the CURRENT version's keys, so it also collects rows from | |
| 570 | + * a build whose version this code cannot know about (a rollback, or a downgrade). The LIKE | |
| 571 | + * pattern is escaped with $wpdb->esc_like(); the option names are plugin-generated and | |
| 572 | + * contain no wildcards today, but the escape is what keeps that true if the prefix changes. | |
| 573 | + * | |
| 574 | + * @since 2.6.5 | |
| 575 | + * | |
| 576 | + * @return int Number of orphaned options deleted. | |
| 577 | + */ | |
| 578 | + function wdesignkit_purge_stale_widget_registries() { | |
| 579 | + global $wpdb; | |
| 580 | + | |
| 581 | + $prefix = wdesignkit_widget_registry_option_prefix(); | |
| 582 | + $pattern = $wpdb->esc_like( $prefix ) . '%'; | |
| 583 | + | |
| 584 | + $names = $wpdb->get_col( // phpcs:ignore WordPress.DB.DirectDatabaseQuery -- option names are only discoverable by pattern; no caching API covers a LIKE sweep. | |
| 585 | + $wpdb->prepare( "SELECT option_name FROM {$wpdb->options} WHERE option_name LIKE %s", $pattern ) | |
| 586 | + ); | |
| 587 | + | |
| 588 | + if ( empty( $names ) ) { | |
| 589 | + return 0; | |
| 590 | + } | |
| 591 | + | |
| 592 | + // Build the set of names that are still live, rather than parsing the version out of each | |
| 593 | + // row: the builder slug can itself contain underscores (gutenberg_core), so splitting on | |
| 594 | + // '_' to find the version suffix is ambiguous. Comparing against what the current version | |
| 595 | + // WOULD be named has no such ambiguity. | |
| 596 | + $keep = array(); | |
| 597 | + foreach ( array( 'elementor', 'gutenberg', 'gutenberg_core', 'bricks' ) as $builder ) { | |
| 598 | + $key = wdesignkit_widget_registry_cache_key( $builder ); | |
| 599 | + if ( '' !== $key ) { | |
| 600 | + $keep[ $key ] = true; | |
| 601 | + } | |
| 602 | + } | |
| 603 | + | |
| 604 | + $deleted = 0; | |
| 605 | + foreach ( $names as $name ) { | |
| 606 | + if ( isset( $keep[ $name ] ) ) { | |
| 607 | + continue; | |
| 608 | + } | |
| 609 | + | |
| 610 | + // delete_option() rather than a bulk DELETE: it clears the option cache and fires the | |
| 611 | + // documented hooks, which a raw query would silently skip. | |
| 612 | + if ( delete_option( $name ) ) { | |
| 613 | + ++$deleted; | |
| 614 | + } | |
| 615 | + } | |
| 616 | + | |
| 617 | + return $deleted; | |
| 618 | + } | |
| 619 | +} | |
| 620 | + | |
| 621 | +if ( ! function_exists( 'wdesignkit_widget_folder_name' ) ) { | |
| 622 | + /** | |
| 623 | + * Canonical widget folder name: "<Title-With-Hyphens>_<widget_id>". | |
| 624 | + * | |
| 625 | + * Every writer that touches WDKIT_BUILDER_PATH must derive folder names the same way, | |
| 626 | + * or the same widget lands in two directories. The convention here (case-preserving, | |
| 627 | + * spaces to hyphens) is the one already used by the download/import/save paths and by | |
| 628 | + * every folder currently on disk, so it is the canonical form — a lowercasing variant | |
| 629 | + * would orphan the absolute `w_image` URLs stored inside each widget's JSON. | |
| 630 | + * | |
| 631 | + * @since 2.6.4 | |
| 632 | + * | |
| 633 | + * @param string $title Widget display name. | |
| 634 | + * @param string $widget_id Widget unique id. | |
| 635 | + * @return string Folder name (no path separators). | |
| 636 | + */ | |
| 637 | + function wdesignkit_widget_folder_name( $title, $widget_id ) { | |
| 638 | + return sanitize_file_name( str_replace( ' ', '-', (string) $title ) ) . '_' . sanitize_file_name( (string) $widget_id ); | |
| 639 | + } | |
| 640 | +} | |
| 641 | + | |
| 642 | +if ( ! function_exists( 'wdesignkit_widget_file_name' ) ) { | |
| 643 | + /** | |
| 644 | + * Canonical widget file base name: "<Title_With_Underscores>_<widget_id>". | |
| 645 | + * | |
| 646 | + * Counterpart to wdesignkit_widget_folder_name(); the files inside a widget folder use | |
| 647 | + * underscores where the folder uses hyphens. | |
| 648 | + * | |
| 649 | + * The space replacement must happen BEFORE sanitize_file_name(), because that function | |
| 650 | + * already collapses whitespace to hyphens — running it first left nothing for the | |
| 651 | + * underscore pass to replace and produced "Swipe-Button_id.json" where the loader and | |
| 652 | + * the editor both expect "Swipe_Button_id.json". | |
| 653 | + * | |
| 654 | + * @since 2.6.4 | |
| 655 | + * | |
| 656 | + * @param string $title Widget display name. | |
| 657 | + * @param string $widget_id Widget unique id. | |
| 658 | + * @return string File base name, without extension. | |
| 659 | + */ | |
| 660 | + function wdesignkit_widget_file_name( $title, $widget_id ) { | |
| 661 | + return sanitize_file_name( str_replace( ' ', '_', (string) $title ) ) . '_' . sanitize_file_name( (string) $widget_id ); | |
| 662 | + } | |
| 663 | +} | |
| 664 | + | |
| 665 | +if ( ! function_exists( 'wdesignkit_find_widget_folder' ) ) { | |
| 666 | + /** | |
| 667 | + * Locate an existing folder for a widget id, ignoring case. | |
| 668 | + * | |
| 669 | + * Folder names always end in "_<widget_id>", so the id is enough to recognise a widget | |
| 670 | + * already on disk even when its folder was written under an older naming convention. | |
| 671 | + * Callers use this before wp_mkdir_p() so a rename or a redownload updates the existing | |
| 672 | + * folder instead of creating a second one that differs only by case — which on Linux | |
| 673 | + * shows up as two folders, and on macOS/Windows silently writes into the wrong one. | |
| 674 | + * | |
| 675 | + * On a site that ALREADY has duplicates, more than one folder can match. Returning the | |
| 676 | + * first hit picks by scandir()'s alphabetical order, which puts "QA-Widget_id" ahead of | |
| 677 | + * "qa-widget_id" and would target whichever folder happens to sort first — including a | |
| 678 | + * stale one. The builder loaders only register a folder that contains a .php file, so | |
| 679 | + * that is the copy actually being served; prefer it, and fall back to the first match | |
| 680 | + * when no candidate has one. | |
| 681 | + * | |
| 682 | + * @since 2.6.4 | |
| 683 | + * | |
| 684 | + * @param string $builder_dir Absolute path to the builder directory. | |
| 685 | + * @param string $widget_id Widget unique id. | |
| 686 | + * @param array $matches Optional. Receives every matching folder name, so callers | |
| 687 | + * can report duplicates left on disk. | |
| 688 | + * @return string Existing folder name, or '' when none matches. | |
| 689 | + */ | |
| 690 | + function wdesignkit_find_widget_folder( $builder_dir, $widget_id, &$matches = array() ) { | |
| 691 | + $matches = array(); | |
| 692 | + $widget_id = (string) $widget_id; | |
| 693 | + | |
| 694 | + if ( '' === $widget_id || ! is_dir( $builder_dir ) ) { | |
| 695 | + return ''; | |
| 696 | + } | |
| 697 | + | |
| 698 | + $suffix = '_' . strtolower( $widget_id ); | |
| 699 | + $entries = @scandir( $builder_dir ); | |
| 700 | + | |
| 701 | + if ( ! is_array( $entries ) ) { | |
| 702 | + return ''; | |
| 703 | + } | |
| 704 | + | |
| 705 | + foreach ( $entries as $entry ) { | |
| 706 | + if ( '.' === $entry || '..' === $entry || ! is_dir( $builder_dir . '/' . $entry ) ) { | |
| 707 | + continue; | |
| 708 | + } | |
| 709 | + | |
| 710 | + if ( substr( strtolower( $entry ), -strlen( $suffix ) ) === $suffix ) { | |
| 711 | + $matches[] = $entry; | |
| 712 | + } | |
| 713 | + } | |
| 714 | + | |
| 715 | + if ( empty( $matches ) ) { | |
| 716 | + return ''; | |
| 717 | + } | |
| 718 | + | |
| 719 | + // Prefer the copy the builder loader actually registers (the one holding the PHP). | |
| 720 | + foreach ( $matches as $match ) { | |
| 721 | + if ( ! empty( glob( $builder_dir . '/' . $match . '/*.php' ) ) ) { | |
| 722 | + return $match; | |
| 723 | + } | |
| 724 | + } | |
| 725 | + | |
| 726 | + return $matches[0]; | |
| 727 | + } | |
| 728 | +} | |
| 729 | + | |
| 730 | +if ( ! function_exists( 'wdesignkit_widget_path_guard' ) ) { | |
| 731 | + /** | |
| 732 | + * Validate a caller-supplied builder/folder/file triple before it is used to build a path | |
| 733 | + * under WDKIT_BUILDER_PATH. | |
| 734 | + * | |
| 735 | + * sanitize_text_field(), which several AJAX handlers relied on for this, strips nothing a | |
| 736 | + * filesystem cares about — it returns "../../../../plugins/hello" completely unchanged. So | |
| 737 | + * a request could place or delete files outside the builder directory, where the .htaccess | |
| 738 | + * deny rule does not reach (CWE-22, ClickUp 86d41cckh). | |
| 739 | + * | |
| 740 | + * sanitize_key() plus the allowlist pins the builder segment to a directory we own, and | |
| 741 | + * sanitize_file_name() flattens the other two to a single segment each: it removes path | |
| 742 | + * separators and null bytes, and a value made only of dots and separators ("..", "../", | |
| 743 | + * "%2e%2e%2f") collapses to an empty string, which is rejected here rather than silently | |
| 744 | + * resolving to the builder directory itself. | |
| 745 | + * | |
| 746 | + * Guarding the components is the first half. Callers that create or resolve the directory | |
| 747 | + * must also run wdesignkit_path_inside_builder_dir() on the final path, which re-checks the | |
| 748 | + * resolved result and so also catches a path reached through a symlink. | |
| 749 | + * | |
| 750 | + * @since 2.6.4 | |
| 751 | + * | |
| 752 | + * @param string $builder Builder slug: elementor|gutenberg|gutenberg_core|bricks. | |
| 753 | + * @param string $folder Optional widget folder name. Must be one path segment. | |
| 754 | + * @param string $file Optional file base name, no extension. Must be one path segment. | |
| 755 | + * @return array|false Sanitized parts { builder, folder, file, builder_dir, dir, base }, | |
| 756 | + * or false when any component is missing or escapes. | |
| 757 | + */ | |
| 758 | + function wdesignkit_widget_path_guard( $builder, $folder = '', $file = '' ) { | |
| 759 | + if ( ! defined( 'WDKIT_BUILDER_PATH' ) ) { | |
| 760 | + return false; | |
| 761 | + } | |
| 762 | + | |
| 763 | + $builder = sanitize_key( (string) $builder ); | |
| 764 | + if ( ! in_array( $builder, array( 'elementor', 'gutenberg', 'gutenberg_core', 'bricks' ), true ) ) { | |
| 765 | + return false; | |
| 766 | + } | |
| 767 | + | |
| 768 | + $folder_raw = (string) $folder; | |
| 769 | + $file_raw = (string) $file; | |
| 770 | + $folder = ( '' === $folder_raw ) ? '' : sanitize_file_name( $folder_raw ); | |
| 771 | + $file = ( '' === $file_raw ) ? '' : sanitize_file_name( $file_raw ); | |
| 772 | + | |
| 773 | + if ( ( '' !== $folder_raw && '' === $folder ) || ( '' !== $file_raw && '' === $file ) ) { | |
| 774 | + return false; | |
| 775 | + } | |
| 776 | + | |
| 777 | + $builder_dir = trailingslashit( WDKIT_BUILDER_PATH ) . $builder; | |
| 778 | + $dir = ( '' === $folder ) ? $builder_dir : $builder_dir . '/' . $folder; | |
| 779 | + | |
| 780 | + return array( | |
| 781 | + 'builder' => $builder, | |
| 782 | + 'folder' => $folder, | |
| 783 | + 'file' => $file, | |
| 784 | + 'builder_dir' => $builder_dir, | |
| 785 | + 'dir' => $dir, | |
| 786 | + 'base' => ( '' === $file ) ? '' : $dir . '/' . $file, | |
| 787 | + ); | |
| 788 | + } | |
| 789 | +} | |
| 790 | + | |
| 791 | +if ( ! function_exists( 'wdesignkit_path_inside_builder_dir' ) ) { | |
| 792 | + /** | |
| 793 | + * Whether $path resolves to WDKIT_BUILDER_PATH or somewhere beneath it. | |
| 794 | + * | |
| 795 | + * Counterpart to wdesignkit_widget_path_guard(): that one sanitizes the components before a | |
| 796 | + * path is assembled, this one re-checks the assembled path once it exists on disk, so a | |
| 797 | + * symlinked folder cannot point the write somewhere else. Returns false when the path does | |
| 798 | + * not exist yet, so create the directory first and check afterwards. | |
| 799 | + * | |
| 800 | + * @since 2.6.4 | |
| 801 | + * | |
| 802 | + * @param string $path Absolute path to test. | |
| 803 | + * @return bool | |
| 804 | + */ | |
| 805 | + function wdesignkit_path_inside_builder_dir( $path ) { | |
| 806 | + if ( ! defined( 'WDKIT_BUILDER_PATH' ) || '' === (string) $path ) { | |
| 807 | + return false; | |
| 808 | + } | |
| 809 | + | |
| 810 | + $real_base = realpath( WDKIT_BUILDER_PATH ); | |
| 811 | + $real_path = realpath( (string) $path ); | |
| 812 | + | |
| 813 | + if ( ! $real_base || ! $real_path ) { | |
| 814 | + return false; | |
| 815 | + } | |
| 816 | + | |
| 817 | + return $real_path === $real_base | |
| 818 | + || 0 === strpos( $real_path, rtrim( $real_base, DIRECTORY_SEPARATOR ) . DIRECTORY_SEPARATOR ); | |
| 819 | + } | |
| 820 | +} | |
| 821 | + | |
| 822 | +if ( ! function_exists( 'wdesignkit_safe_image_extension' ) ) { | |
| 823 | + /** | |
| 824 | + * Decide the on-disk extension for a downloaded widget thumbnail. | |
| 825 | + * | |
| 826 | + * The extension must never be taken verbatim from a remote URL (CWE-434, ClickUp 86d41cczd). | |
| 827 | + * A cloud response — or a MITM, or a compromised API host — pointing an image field at a | |
| 828 | + * ".php" path would otherwise write attacker-supplied bytes as an executable file inside the | |
| 829 | + * builder directory, which lives under web-served uploads. sanitize_file_name() is not a | |
| 830 | + * defence here: it passes "php" straight through. | |
| 831 | + * | |
| 832 | + * When the payload is available the bytes decide, and anything that is not one of our image | |
| 833 | + * types is refused outright rather than written under a fallback name. With no bytes to | |
| 834 | + * inspect (a local copy, or no finfo extension) the URL's extension is accepted only if it | |
| 835 | + * is in the allowlist, and falls back to png otherwise — arbitrary bytes under a png name | |
| 836 | + * are inert. | |
| 837 | + * | |
| 838 | + * @since 2.6.4 | |
| 839 | + * | |
| 840 | + * @param string $url Source URL or filename the extension is taken from. | |
| 841 | + * @param string|null $body Downloaded bytes, when available, for MIME verification. | |
| 842 | + * @return string Safe extension without a dot, or '' when the payload must not be written. | |
| 843 | + */ | |
| 844 | + function wdesignkit_safe_image_extension( $url, $body = null ) { | |
| 845 | + $allowed_exts = array( 'jpg', 'jpeg', 'png', 'webp' ); | |
| 846 | + $mime_to_ext = array( | |
| 847 | + 'image/jpeg' => 'jpg', | |
| 848 | + 'image/png' => 'png', | |
| 849 | + 'image/webp' => 'webp', | |
| 850 | + ); | |
| 851 | + | |
| 852 | + // wp_parse_url() first: pathinfo() on a whole URL folds the query string into the | |
| 853 | + // extension, turning "photo.png?v=2" into "png?v=2" and losing a legitimate match. | |
| 854 | + $path = (string) wp_parse_url( (string) $url, PHP_URL_PATH ); | |
| 855 | + $url_ext = strtolower( (string) pathinfo( $path, PATHINFO_EXTENSION ) ); | |
| 856 | + | |
| 857 | + $real_mime = ''; | |
| 858 | + if ( null !== $body && '' !== (string) $body && function_exists( 'finfo_open' ) ) { | |
| 859 | + $finfo = finfo_open( FILEINFO_MIME_TYPE ); | |
| 860 | + if ( false !== $finfo ) { | |
| 861 | + $real_mime = (string) finfo_buffer( $finfo, (string) $body ); | |
| 862 | + finfo_close( $finfo ); | |
| 863 | + } | |
| 864 | + } | |
| 865 | + | |
| 866 | + if ( '' !== $real_mime ) { | |
| 867 | + if ( ! isset( $mime_to_ext[ $real_mime ] ) ) { | |
| 868 | + return ''; | |
| 869 | + } | |
| 870 | + | |
| 871 | + // Keep a legitimate ".jpeg" spelling when the payload really is a JPEG. | |
| 872 | + return ( 'image/jpeg' === $real_mime && 'jpeg' === $url_ext ) ? 'jpeg' : $mime_to_ext[ $real_mime ]; | |
| 873 | + } | |
| 874 | + | |
| 875 | + return in_array( $url_ext, $allowed_exts, true ) ? $url_ext : 'png'; | |
| 876 | + } | |
| 877 | +} | |
| 878 | + | |
| 879 | +if ( ! function_exists( 'wdesignkit_flush_snippet_index_cache' ) ) { | |
| 880 | + /** | |
| 881 | + * Drop any stale OPcache/stat copy of the Nexter file-based snippet index. | |
| 882 | + * | |
| 883 | + * The index (nxt-snippet-list.php) is a generated PHP file that Nexter pulls in with | |
| 884 | + * `include`, so on OPcache-backed hosts its compiled bytecode can lag the on-disk file | |
| 885 | + * by one write: an import writes the file *after* the request already compiled the | |
| 886 | + * previous version, and opcache.revalidate_freq delays noticing the new mtime. The | |
| 887 | + * result is a "stale-by-one" list — a freshly imported snippet stays invisible to | |
| 888 | + * wdesignkit/list-local-snippets until the *next* import bumps the file again. | |
| 889 | + * | |
| 890 | + * Calling this before reading the index (and after writing it) forces a fresh recompile. | |
| 891 | + * opcache_invalidate(..., true) is an explicit invalidation, so it works even when | |
| 892 | + * opcache.validate_timestamps is disabled on hardened production hosts. | |
| 893 | + * | |
| 894 | + * @since 2.6.3 | |
| 895 | + * @return void | |
| 896 | + */ | |
| 897 | + function wdesignkit_flush_snippet_index_cache() { | |
| 898 | + if ( ! class_exists( 'Nexter_Code_Snippets_File_Based' ) ) { | |
| 899 | + return; | |
| 900 | + } | |
| 901 | + | |
| 902 | + if ( ! method_exists( 'Nexter_Code_Snippets_File_Based', 'getfileDir' ) ) { | |
| 903 | + return; | |
| 904 | + } | |
| 905 | + | |
| 906 | + $dir = \Nexter_Code_Snippets_File_Based::getfileDir(); | |
| 907 | + if ( empty( $dir ) ) { | |
| 908 | + return; | |
| 909 | + } | |
| 910 | + | |
| 911 | + // Current index file plus the legacy name Nexter migrates away from. | |
| 912 | + foreach ( array( 'nxt-snippet-list.php', 'index.php' ) as $name ) { | |
| 913 | + $file = wp_normalize_path( $dir . '/' . $name ); | |
| 914 | + | |
| 915 | + clearstatcache( true, $file ); | |
| 916 | + | |
| 917 | + if ( function_exists( 'opcache_invalidate' ) && is_file( $file ) ) { | |
| 918 | + @opcache_invalidate( $file, true ); | |
| 919 | + } | |
| 920 | + } | |
| 921 | + } | |
| 922 | +} | |
| 923 | + | |
| 924 | +if ( ! function_exists( 'wdesignkit_cloud_session_key' ) ) { | |
| 925 | + /** | |
| 926 | + * Derives the transient key for a cloud account's stored session. | |
| 927 | + * | |
| 928 | + * Previously this was strstr( $email, '@', true ) — the local part only, with the | |
| 929 | + * domain discarded. Two different cloud accounts sharing a local part (e.g. | |
| 930 | + * [email protected] and [email protected]) collided on the same transient, so | |
| 931 | + * whichever logged in second silently overwrote the first's token. Hashing the full, | |
| 932 | + * lowercased address makes every distinct account key uniquely while keeping the | |
| 933 | + * option name short and free of special characters. | |
| 934 | + * | |
| 935 | + * @since 2.6.4 | |
| 936 | + * | |
| 937 | + * @param string $email Cloud account email. | |
| 938 | + * @return string Key suitable for appending to 'wdkit_auth_'. | |
| 939 | + */ | |
| 940 | + function wdesignkit_cloud_session_key( $email ) { | |
| 941 | + $email = is_string( $email ) ? strtolower( trim( $email ) ) : ''; | |
| 942 | + | |
| 943 | + return $email ? md5( $email ) : ''; | |
| 944 | + } | |
| 945 | +} | |
| 946 | + | |
| 947 | +if ( ! function_exists( 'wdesignkit_mcp_remember_session' ) ) { | |
| 948 | + /** | |
| 949 | + * Record which cloud account the stored session belongs to. | |
| 950 | + * | |
| 951 | + * The session transient is keyed off a hash of the cloud account's email, which is | |
| 952 | + * usually a different address from the WordPress user running the request. Without | |
| 953 | + * this pointer the only way back to the session is scanning wp_options for | |
| 954 | + * _transient_wdkit_auth_* rows and hoping the right one comes back — on a site that | |
| 955 | + * has been logged in with several accounts, that scan can return a stale/expired row | |
| 956 | + * (or miss the fresh one entirely once a LIMIT is hit) and every cloud ability then | |
| 957 | + * reports "not logged in" immediately after a successful login. | |
| 958 | + * | |
| 959 | + * Stored per WP user ID (not as a single site-wide value): otherwise, on a site with | |
| 960 | + * more than one admin, whichever admin logged into the cloud most recently would | |
| 961 | + * silently become the session every other admin's MCP calls resolve to. | |
| 962 | + * | |
| 963 | + * @since 2.6.2 | |
| 964 | + * | |
| 965 | + * @param string $user_key Cloud account session key (see wdesignkit_cloud_session_key()). | |
| 966 | + * @return void | |
| 967 | + */ | |
| 968 | + function wdesignkit_mcp_remember_session( $user_key ) { | |
| 969 | + $user_key = is_string( $user_key ) ? trim( $user_key ) : ''; | |
| 970 | + | |
| 971 | + if ( '' === $user_key ) { | |
| 972 | + return; | |
| 973 | + } | |
| 974 | + | |
| 975 | + $wp_user_id = get_current_user_id(); | |
| 976 | + if ( $wp_user_id ) { | |
| 977 | + update_user_meta( $wp_user_id, 'wdkit_mcp_session_user', $user_key ); | |
| 978 | + } | |
| 979 | + | |
| 980 | + // Kept as a fallback for contexts with no current WP user (e.g. cron/CLI). | |
| 981 | + update_option( 'wdkit_mcp_session_user', $user_key, false ); | |
| 982 | + } | |
| 983 | +} | |
| 984 | + | |
| 985 | +if ( ! function_exists( 'wdesignkit_mcp_forget_session' ) ) { | |
| 986 | + /** | |
| 987 | + * Drop the active-session pointer written by wdesignkit_mcp_remember_session(). | |
| 988 | + * | |
| 989 | + * @since 2.6.2 | |
| 990 | + * | |
| 991 | + * @return void | |
| 992 | + */ | |
| 993 | + function wdesignkit_mcp_forget_session() { | |
| 994 | + $wp_user_id = get_current_user_id(); | |
| 995 | + if ( $wp_user_id ) { | |
| 996 | + delete_user_meta( $wp_user_id, 'wdkit_mcp_session_user' ); | |
| 997 | + } | |
| 998 | + | |
| 999 | + delete_option( 'wdkit_mcp_session_user' ); | |
| 1000 | + } | |
| 1001 | +} | |
| 1002 | + | |
| 1003 | +if ( ! function_exists( 'wdesignkit_mcp_normalise_auth' ) ) { | |
| 1004 | + /** | |
| 1005 | + * Normalise a raw session transient value into an associative array. | |
| 1006 | + * | |
| 1007 | + * Handles the shapes different storage backends hand back: | |
| 1008 | + * 1. PHP serialized string → maybe_unserialize() already returned an array | |
| 1009 | + * 2. JSON-encoded string → decode it | |
| 1010 | + * 3. stdClass object → cast public props to keys | |
| 1011 | + * Anything else (false for a missing transient, int, …) becomes an empty array. | |
| 1012 | + * | |
| 1013 | + * @since 2.6.2 | |
| 1014 | + * | |
| 1015 | + * @param mixed $raw Raw transient value. | |
| 1016 | + * @return array Normalised session data. | |
| 1017 | + */ | |
| 1018 | + function wdesignkit_mcp_normalise_auth( $raw ) { | |
| 1019 | + if ( is_array( $raw ) ) { | |
| 1020 | + return $raw; | |
| 1021 | + } | |
| 1022 | + | |
| 1023 | + if ( $raw instanceof \stdClass ) { | |
| 1024 | + return (array) $raw; | |
| 1025 | + } | |
| 1026 | + | |
| 1027 | + if ( is_string( $raw ) && '' !== $raw ) { | |
| 1028 | + $decoded = json_decode( $raw, true ); | |
| 1029 | + | |
| 1030 | + if ( is_array( $decoded ) ) { | |
| 1031 | + return $decoded; | |
| 1032 | + } | |
| 1033 | + } | |
| 1034 | + | |
| 1035 | + return array(); | |
| 1036 | + } | |
| 1037 | +} | |
| 1038 | + | |
| 1039 | +if ( ! function_exists( 'wdesignkit_mcp_find_auth_session' ) ) { | |
| 1040 | + /** | |
| 1041 | + * Locate the active WDesignKit cloud session. | |
| 1042 | + * | |
| 1043 | + * Lookup order: | |
| 1044 | + * 1. The account this WP user last logged into (per-user meta) — authoritative. | |
| 1045 | + * 2. The site-wide fallback pointer, for contexts with no current WP user. | |
| 1046 | + * 3. The transient keyed off the current WP user's own email address. | |
| 1047 | + * 4. A scan of every _transient_wdkit_auth_* row, preferring the live session with | |
| 1048 | + * the furthest expiry. Unlike the previous LIMIT 5 / LIMIT 10 scans this cannot | |
| 1049 | + * silently skip the freshest session on a site with several stored accounts. A | |
| 1050 | + * session with no recorded timeout is treated as invalid, not preferred — every | |
| 1051 | + * writer in this codebase always sets a timeout, so one with none is unaccounted | |
| 1052 | + * for and should not be trusted as "best". | |
| 1053 | + * | |
| 1054 | + * @since 2.6.2 | |
| 1055 | + * | |
| 1056 | + * @return array{found:bool,expired:bool,key:string,data:array,timeout:int|null} | |
| 1057 | + */ | |
| 1058 | + function wdesignkit_mcp_find_auth_session() { | |
| 1059 | + $empty = array( | |
| 1060 | + 'found' => false, | |
| 1061 | + 'expired' => false, | |
| 1062 | + 'key' => '', | |
| 1063 | + 'data' => array(), | |
| 1064 | + 'timeout' => null, | |
| 1065 | + ); | |
| 1066 | + | |
| 1067 | + $read = static function ( $user_key ) { | |
| 1068 | + $user_key = is_string( $user_key ) ? trim( $user_key ) : ''; | |
| 1069 | + | |
| 1070 | + if ( '' === $user_key ) { | |
| 1071 | + return null; | |
| 1072 | + } | |
| 1073 | + | |
| 1074 | + $timeout = get_option( '_transient_timeout_wdkit_auth_' . $user_key ); | |
| 1075 | + $timeout = $timeout ? (int) $timeout : null; | |
| 1076 | + | |
| 1077 | + // Explicit expiry guard: an external object cache can hand back stale data | |
| 1078 | + // after the timeout has passed, so compare the raw timestamp first. | |
| 1079 | + if ( $timeout && $timeout < time() ) { | |
| 1080 | + delete_transient( 'wdkit_auth_' . $user_key ); | |
| 1081 | + | |
| 1082 | + return array( | |
| 1083 | + 'found' => false, | |
| 1084 | + 'expired' => true, | |
| 1085 | + 'key' => $user_key, | |
| 1086 | + 'data' => array(), | |
| 1087 | + 'timeout' => $timeout, | |
| 1088 | + ); | |
| 1089 | + } | |
| 1090 | + | |
| 1091 | + $data = wdesignkit_mcp_normalise_auth( get_transient( 'wdkit_auth_' . $user_key ) ); | |
| 1092 | + | |
| 1093 | + if ( empty( $data['token'] ) ) { | |
| 1094 | + return null; | |
| 1095 | + } | |
| 1096 | + | |
| 1097 | + return array( | |
| 1098 | + 'found' => true, | |
| 1099 | + 'expired' => false, | |
| 1100 | + 'key' => $user_key, | |
| 1101 | + 'data' => $data, | |
| 1102 | + 'timeout' => $timeout, | |
| 1103 | + ); | |
| 1104 | + }; | |
| 1105 | + | |
| 1106 | + $expired_seen = false; | |
| 1107 | + | |
| 1108 | + // 1. The account this specific WP user last logged into. | |
| 1109 | + $wp_user_id = get_current_user_id(); | |
| 1110 | + if ( $wp_user_id ) { | |
| 1111 | + $session = $read( get_user_meta( $wp_user_id, 'wdkit_mcp_session_user', true ) ); | |
| 1112 | + if ( is_array( $session ) ) { | |
| 1113 | + if ( ! empty( $session['found'] ) ) { | |
| 1114 | + return $session; | |
| 1115 | + } | |
| 1116 | + $expired_seen = true; | |
| 1117 | + } | |
| 1118 | + } | |
| 1119 | + | |
| 1120 | + // 2. Site-wide fallback pointer (contexts with no current WP user, e.g. cron/CLI). | |
| 1121 | + $session = $read( get_option( 'wdkit_mcp_session_user', '' ) ); | |
| 1122 | + if ( is_array( $session ) ) { | |
| 1123 | + if ( ! empty( $session['found'] ) ) { | |
| 1124 | + return $session; | |
| 1125 | + } | |
| 1126 | + $expired_seen = true; | |
| 1127 | + } | |
| 1128 | + | |
| 1129 | + // 3. The WP user running the request, keyed off their own email address. | |
| 1130 | + $current_user = wp_get_current_user(); | |
| 1131 | + if ( $current_user && $current_user->user_email ) { | |
| 1132 | + $session = $read( wdesignkit_cloud_session_key( $current_user->user_email ) ); | |
| 1133 | + if ( is_array( $session ) ) { | |
| 1134 | + if ( ! empty( $session['found'] ) ) { | |
| 1135 | + return $session; | |
| 1136 | + } | |
| 1137 | + $expired_seen = true; | |
| 1138 | + } | |
| 1139 | + } | |
| 1140 | + | |
| 1141 | + // 4. Every stored session, newest expiry first. | |
| 1142 | + global $wpdb; | |
| 1143 | + | |
| 1144 | + $rows = $wpdb->get_results( | |
| 1145 | + $wpdb->prepare( | |
| 1146 | + "SELECT option_name, option_value FROM {$wpdb->options} WHERE option_name LIKE %s", | |
| 1147 | + $wpdb->esc_like( '_transient_wdkit_auth_' ) . '%' | |
| 1148 | + ), | |
| 1149 | + ARRAY_A | |
| 1150 | + ); | |
| 1151 | + | |
| 1152 | + $best = null; | |
| 1153 | + | |
| 1154 | + foreach ( ( $rows ? $rows : array() ) as $row ) { | |
| 1155 | + $key = str_replace( '_transient_', '', $row['option_name'] ); | |
| 1156 | + $timeout = get_option( '_transient_timeout_' . $key ); | |
| 1157 | + $timeout = $timeout ? (int) $timeout : null; | |
| 1158 | + | |
| 1159 | + if ( $timeout && $timeout < time() ) { | |
| 1160 | + $expired_seen = true; | |
| 1161 | + continue; | |
| 1162 | + } | |
| 1163 | + | |
| 1164 | + $data = wdesignkit_mcp_normalise_auth( @maybe_unserialize( $row['option_value'] ) ); | |
| 1165 | + | |
| 1166 | + if ( empty( $data['token'] ) ) { | |
| 1167 | + continue; | |
| 1168 | + } | |
| 1169 | + | |
| 1170 | + // A session with no recorded timeout is unaccounted for — every writer in this | |
| 1171 | + // codebase always sets one, so treat this as invalid rather than as the best | |
| 1172 | + // candidate. | |
| 1173 | + if ( null === $timeout ) { | |
| 1174 | + continue; | |
| 1175 | + } | |
| 1176 | + | |
| 1177 | + $candidate = array( | |
| 1178 | + 'found' => true, | |
| 1179 | + 'expired' => false, | |
| 1180 | + 'key' => str_replace( 'wdkit_auth_', '', $key ), | |
| 1181 | + 'data' => $data, | |
| 1182 | + 'timeout' => $timeout, | |
| 1183 | + ); | |
| 1184 | + | |
| 1185 | + if ( null === $best || $candidate['timeout'] > $best['timeout'] ) { | |
| 1186 | + $best = $candidate; | |
| 1187 | + } | |
| 1188 | + } | |
| 1189 | + | |
| 1190 | + if ( null !== $best ) { | |
| 1191 | + return $best; | |
| 1192 | + } | |
| 1193 | + | |
| 1194 | + $empty['expired'] = $expired_seen; | |
| 1195 | + | |
| 1196 | + return $empty; | |
| 1197 | + } | |
| 1198 | +} | |
| 1199 | + | |
| 16 | 1200 | if ( ! class_exists( 'Wdk_Ability_Main' ) ) { |
| 17 | 1201 | |
| 18 | 1202 | /** |
| 19 | 1203 | * Registers the WDesignKit ability category and loads all ability files. |
