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class-schema-settings.php
506 lines
| 1 | <?php |
| 2 | /** |
| 3 | * Package-owned store for the site-level Schema.org settings. |
| 4 | * |
| 5 | * Persists the admin-configurable values WordPress has no native source for — |
| 6 | * social profiles (`sameAs`), a contact `email`, optional `name` / |
| 7 | * `description` overrides, LocalBusiness details, and the BreadcrumbList toggle. |
| 8 | * The Organization node reads the effective values via {@see self::get_organization()} and |
| 9 | * {@see self::get_local_business()}; the Settings UI round-trips them through |
| 10 | * {@see Schema_Settings_Controller}. |
| 11 | * |
| 12 | * The option is a container keyed by schema type so later types slot in without |
| 13 | * breaking the contract. Empty Organization overrides fall back to site identity |
| 14 | * at read time, so an unconfigured site still emits a valid node and later Site |
| 15 | * Title changes track. |
| 16 | * |
| 17 | * @package automattic/jetpack-seo-package |
| 18 | */ |
| 19 | |
| 20 | namespace Automattic\Jetpack\SEO; |
| 21 | |
| 22 | /** |
| 23 | * Reads, sanitizes, and persists the site-level Schema settings. |
| 24 | */ |
| 25 | class Schema_Settings { |
| 26 | |
| 27 | /** |
| 28 | * Versioned option name. The `_v1` suffix lets a future shape change ship a |
| 29 | * new option rather than migrate in place. |
| 30 | * |
| 31 | * @var string |
| 32 | */ |
| 33 | const OPTION_NAME = 'jetpack_seo_schema_settings_v1'; |
| 34 | |
| 35 | /** |
| 36 | * Schema.org day-code order for stored opening-hours settings. |
| 37 | * |
| 38 | * @var array<int, string> |
| 39 | */ |
| 40 | const OPENING_DAYS = array( 'Mo', 'Tu', 'We', 'Th', 'Fr', 'Sa', 'Su' ); |
| 41 | |
| 42 | /** |
| 43 | * The editing payload for the Settings form / REST route: the raw stored |
| 44 | * overrides (empty where unset) plus the site-identity defaults the form shows |
| 45 | * as field placeholders. Keeping the two separate lets an empty field track the |
| 46 | * Site Title instead of freezing its value. |
| 47 | * |
| 48 | * @return array{organization: array{name: string, description: string, sameAs: array<int, string>, email: string}, localBusiness: array{enabled: bool, address: array{streetAddress: string, addressLocality: string, addressRegion: string, postalCode: string, addressCountry: string}, telephone: string, geo: array{latitude: string, longitude: string}, openingHours: array<string, array{opens: string, closes: string}>, priceRange: string}, breadcrumbList: array{enabled: bool}, defaults: array{organization: array{name: string, description: string}, localBusiness: array{address: array{streetAddress: string, addressLocality: string, addressRegion: string, postalCode: string, addressCountry: string}}}} |
| 49 | */ |
| 50 | public static function get_editable() { |
| 51 | $defaults = self::get_defaults(); |
| 52 | $stored = self::get_stored(); |
| 53 | |
| 54 | return array( |
| 55 | 'organization' => $stored['organization'], |
| 56 | 'localBusiness' => $stored['localBusiness'], |
| 57 | 'breadcrumbList' => $stored['breadcrumbList'], |
| 58 | 'defaults' => array( |
| 59 | 'organization' => array( |
| 60 | 'name' => $defaults['organization']['name'], |
| 61 | 'description' => $defaults['organization']['description'], |
| 62 | ), |
| 63 | 'localBusiness' => array( |
| 64 | 'address' => $defaults['localBusiness']['address'], |
| 65 | ), |
| 66 | ), |
| 67 | ); |
| 68 | } |
| 69 | |
| 70 | /** |
| 71 | * Site-identity defaults for the fields WordPress has a source for: `name` / |
| 72 | * `description` from the Site Title and Tagline. Shown as placeholders and used |
| 73 | * as the fallback. WooCommerce store address settings, when WooCommerce is |
| 74 | * active, provide LocalBusiness address placeholders and read-time fallbacks. |
| 75 | * `sameAs` / `email` and the other LocalBusiness fields have no source, so they |
| 76 | * aren't defaulted. |
| 77 | * |
| 78 | * @return array{organization: array{name: string, description: string}, localBusiness: array{address: array{streetAddress: string, addressLocality: string, addressRegion: string, postalCode: string, addressCountry: string}}} |
| 79 | */ |
| 80 | public static function get_defaults() { |
| 81 | return array( |
| 82 | 'organization' => array( |
| 83 | 'name' => self::text( get_bloginfo( 'name' ) ), |
| 84 | 'description' => self::text( get_bloginfo( 'description' ) ), |
| 85 | ), |
| 86 | 'localBusiness' => array( |
| 87 | 'address' => self::woo_address_defaults(), |
| 88 | ), |
| 89 | ); |
| 90 | } |
| 91 | |
| 92 | /** |
| 93 | * The effective Organization settings the node consumes: stored overrides where |
| 94 | * present, site-identity defaults otherwise. `sameAs` / `email` are stored-only. |
| 95 | * Computed live so an unconfigured `name` / `description` tracks site identity. |
| 96 | * |
| 97 | * @return array{name: string, description: string, sameAs: array<int, string>, email: string} |
| 98 | */ |
| 99 | public static function get_organization() { |
| 100 | $defaults = self::get_defaults(); |
| 101 | $stored = self::get_stored(); |
| 102 | |
| 103 | $organization = $stored['organization']; |
| 104 | $fallbacks = $defaults['organization']; |
| 105 | |
| 106 | return array( |
| 107 | 'name' => '' !== $organization['name'] ? $organization['name'] : $fallbacks['name'], |
| 108 | 'description' => '' !== $organization['description'] ? $organization['description'] : $fallbacks['description'], |
| 109 | 'sameAs' => $organization['sameAs'], |
| 110 | 'email' => $organization['email'], |
| 111 | ); |
| 112 | } |
| 113 | |
| 114 | /** |
| 115 | * The effective LocalBusiness settings the node consumes: stored values, with |
| 116 | * each address subfield falling back to WooCommerce store-address defaults when |
| 117 | * the stored value is empty. Other LocalBusiness properties are stored-only. |
| 118 | * |
| 119 | * @return array{enabled: bool, address: array{streetAddress: string, addressLocality: string, addressRegion: string, postalCode: string, addressCountry: string}, telephone: string, geo: array{latitude: string, longitude: string}, openingHours: array<string, array{opens: string, closes: string}>, priceRange: string} |
| 120 | */ |
| 121 | public static function get_local_business() { |
| 122 | $defaults = self::get_defaults(); |
| 123 | $stored = self::get_stored(); |
| 124 | |
| 125 | $local_business = $stored['localBusiness']; |
| 126 | $fallbacks = $defaults['localBusiness']['address']; |
| 127 | |
| 128 | foreach ( array( 'streetAddress', 'addressLocality', 'addressRegion', 'postalCode', 'addressCountry' ) as $field ) { |
| 129 | if ( '' === $local_business['address'][ $field ] ) { |
| 130 | $local_business['address'][ $field ] = $fallbacks[ $field ]; |
| 131 | } |
| 132 | } |
| 133 | |
| 134 | return $local_business; |
| 135 | } |
| 136 | |
| 137 | /** |
| 138 | * The BreadcrumbList settings consumed by the graph builder. |
| 139 | * |
| 140 | * @return array{enabled: bool} |
| 141 | */ |
| 142 | public static function get_breadcrumb_list() { |
| 143 | return self::get_stored()['breadcrumbList']; |
| 144 | } |
| 145 | |
| 146 | /** |
| 147 | * Sanitize a raw submission and persist it, then return the new editing payload |
| 148 | * (so the caller can hand it straight back to the client). |
| 149 | * |
| 150 | * @param mixed $raw Raw input (expected to be the container array). |
| 151 | * @return array{organization: array{name: string, description: string, sameAs: array<int, string>, email: string}, localBusiness: array{enabled: bool, address: array{streetAddress: string, addressLocality: string, addressRegion: string, postalCode: string, addressCountry: string}, telephone: string, geo: array{latitude: string, longitude: string}, openingHours: array<string, array{opens: string, closes: string}>, priceRange: string}, breadcrumbList: array{enabled: bool}, defaults: array{organization: array{name: string, description: string}, localBusiness: array{address: array{streetAddress: string, addressLocality: string, addressRegion: string, postalCode: string, addressCountry: string}}}} |
| 152 | */ |
| 153 | public static function update( $raw ) { |
| 154 | $raw = is_array( $raw ) ? $raw : array(); |
| 155 | $stored = self::get_stored(); |
| 156 | foreach ( array( 'organization', 'localBusiness', 'breadcrumbList' ) as $section ) { |
| 157 | if ( ! array_key_exists( $section, $raw ) ) { |
| 158 | $raw[ $section ] = $stored[ $section ]; |
| 159 | } |
| 160 | } |
| 161 | |
| 162 | update_option( self::OPTION_NAME, self::sanitize( $raw ) ); |
| 163 | return self::get_editable(); |
| 164 | } |
| 165 | |
| 166 | /** |
| 167 | * Normalize and sanitize raw input into the stored option shape: trimmed plain |
| 168 | * text for `name` / `description`, validated + deduped URLs for `sameAs`, a |
| 169 | * sanitized `email`, and normalized LocalBusiness fields. Defensive against |
| 170 | * non-array / non-string input. |
| 171 | * |
| 172 | * @param mixed $raw Raw input. |
| 173 | * @return array{organization: array{name: string, description: string, sameAs: array<int, string>, email: string}, localBusiness: array{enabled: bool, address: array{streetAddress: string, addressLocality: string, addressRegion: string, postalCode: string, addressCountry: string}, telephone: string, geo: array{latitude: string, longitude: string}, openingHours: array<string, array{opens: string, closes: string}>, priceRange: string}, breadcrumbList: array{enabled: bool}} |
| 174 | */ |
| 175 | public static function sanitize( $raw ) { |
| 176 | $raw = is_array( $raw ) ? $raw : array(); |
| 177 | $organization = isset( $raw['organization'] ) && is_array( $raw['organization'] ) |
| 178 | ? $raw['organization'] |
| 179 | : array(); |
| 180 | |
| 181 | return array( |
| 182 | 'organization' => array( |
| 183 | 'name' => self::text( $organization['name'] ?? '' ), |
| 184 | 'description' => self::text( $organization['description'] ?? '' ), |
| 185 | 'sameAs' => self::sanitize_url_list( $organization['sameAs'] ?? array() ), |
| 186 | 'email' => self::email( $organization['email'] ?? '' ), |
| 187 | ), |
| 188 | 'localBusiness' => self::sanitize_local_business( $raw['localBusiness'] ?? array() ), |
| 189 | 'breadcrumbList' => self::sanitize_breadcrumb_list( $raw['breadcrumbList'] ?? array() ), |
| 190 | ); |
| 191 | } |
| 192 | |
| 193 | /** |
| 194 | * Normalize a list of profile URLs (`sameAs`): keep only valid absolute http(s) |
| 195 | * URLs and drop duplicates. Shared by the settings store and the Organization |
| 196 | * node so what the form stores is exactly what the schema graph emits. |
| 197 | * |
| 198 | * @param mixed $value Raw value (expected to be an array of URLs). |
| 199 | * @return array<int, string> |
| 200 | */ |
| 201 | public static function sanitize_url_list( $value ) { |
| 202 | if ( ! is_array( $value ) ) { |
| 203 | return array(); |
| 204 | } |
| 205 | |
| 206 | $urls = array(); |
| 207 | foreach ( $value as $url ) { |
| 208 | if ( ! is_string( $url ) ) { |
| 209 | continue; |
| 210 | } |
| 211 | |
| 212 | $url = trim( $url ); |
| 213 | if ( '' === $url ) { |
| 214 | continue; |
| 215 | } |
| 216 | |
| 217 | // Absolute http(s) URLs with a host only. Deliberately not |
| 218 | // wp_http_validate_url(): that resolves DNS (gethostbyname), which |
| 219 | // blocks front-end rendering and drops valid-but-unresolvable hosts. |
| 220 | // These URLs are emitted as markup, never fetched. |
| 221 | $scheme = strtolower( (string) wp_parse_url( $url, PHP_URL_SCHEME ) ); |
| 222 | if ( ! in_array( $scheme, array( 'http', 'https' ), true ) || ! wp_parse_url( $url, PHP_URL_HOST ) ) { |
| 223 | continue; |
| 224 | } |
| 225 | |
| 226 | $clean = esc_url_raw( $url, array( 'http', 'https' ) ); |
| 227 | if ( '' !== $clean ) { |
| 228 | $urls[] = $clean; |
| 229 | } |
| 230 | } |
| 231 | |
| 232 | return array_values( array_unique( $urls ) ); |
| 233 | } |
| 234 | |
| 235 | /** |
| 236 | * The stored settings, normalized to the full option shape (so callers can |
| 237 | * rely on every key being present even when the option is absent or partial). |
| 238 | * |
| 239 | * @return array{organization: array{name: string, description: string, sameAs: array<int, string>, email: string}, localBusiness: array{enabled: bool, address: array{streetAddress: string, addressLocality: string, addressRegion: string, postalCode: string, addressCountry: string}, telephone: string, geo: array{latitude: string, longitude: string}, openingHours: array<string, array{opens: string, closes: string}>, priceRange: string}, breadcrumbList: array{enabled: bool}} |
| 240 | */ |
| 241 | private static function get_stored() { |
| 242 | return self::sanitize( get_option( self::OPTION_NAME, array() ) ); |
| 243 | } |
| 244 | |
| 245 | /** |
| 246 | * Normalize BreadcrumbList input. Missing legacy data defaults to enabled. |
| 247 | * |
| 248 | * @param mixed $raw Raw BreadcrumbList input. |
| 249 | * @return array{enabled: bool} |
| 250 | */ |
| 251 | private static function sanitize_breadcrumb_list( $raw ) { |
| 252 | $raw = is_array( $raw ) ? $raw : array(); |
| 253 | |
| 254 | return array( |
| 255 | 'enabled' => ! array_key_exists( 'enabled', $raw ) || rest_sanitize_boolean( $raw['enabled'] ), |
| 256 | ); |
| 257 | } |
| 258 | |
| 259 | /** |
| 260 | * Normalize and sanitize raw LocalBusiness input into the stored option shape. |
| 261 | * |
| 262 | * @param mixed $raw Raw LocalBusiness input. |
| 263 | * @return array{enabled: bool, address: array{streetAddress: string, addressLocality: string, addressRegion: string, postalCode: string, addressCountry: string}, telephone: string, geo: array{latitude: string, longitude: string}, openingHours: array<string, array{opens: string, closes: string}>, priceRange: string} |
| 264 | */ |
| 265 | private static function sanitize_local_business( $raw ) { |
| 266 | $raw = is_array( $raw ) ? $raw : array(); |
| 267 | $address = isset( $raw['address'] ) && is_array( $raw['address'] ) ? $raw['address'] : array(); |
| 268 | |
| 269 | return array( |
| 270 | 'enabled' => ! empty( $raw['enabled'] ), |
| 271 | 'address' => array( |
| 272 | 'streetAddress' => self::text( $address['streetAddress'] ?? '' ), |
| 273 | 'addressLocality' => self::text( $address['addressLocality'] ?? '' ), |
| 274 | 'addressRegion' => self::text( $address['addressRegion'] ?? '' ), |
| 275 | 'postalCode' => self::text( $address['postalCode'] ?? '' ), |
| 276 | 'addressCountry' => self::country_code( $address['addressCountry'] ?? '' ), |
| 277 | ), |
| 278 | 'telephone' => self::telephone( $raw['telephone'] ?? '' ), |
| 279 | 'geo' => self::geo( $raw['geo'] ?? array() ), |
| 280 | 'openingHours' => self::opening_hours( $raw['openingHours'] ?? array() ), |
| 281 | 'priceRange' => self::price_range( $raw['priceRange'] ?? '' ), |
| 282 | ); |
| 283 | } |
| 284 | |
| 285 | /** |
| 286 | * WooCommerce store-address defaults for LocalBusiness address placeholders. |
| 287 | * |
| 288 | * @return array{streetAddress: string, addressLocality: string, addressRegion: string, postalCode: string, addressCountry: string} |
| 289 | */ |
| 290 | private static function woo_address_defaults() { |
| 291 | $address = array( |
| 292 | 'streetAddress' => '', |
| 293 | 'addressLocality' => '', |
| 294 | 'addressRegion' => '', |
| 295 | 'postalCode' => '', |
| 296 | 'addressCountry' => '', |
| 297 | ); |
| 298 | |
| 299 | if ( ! class_exists( 'WooCommerce' ) ) { |
| 300 | return $address; |
| 301 | } |
| 302 | |
| 303 | $street_1 = self::text( (string) get_option( 'woocommerce_store_address', '' ) ); |
| 304 | $street_2 = self::text( (string) get_option( 'woocommerce_store_address_2', '' ) ); |
| 305 | if ( '' !== $street_1 ) { |
| 306 | $address['streetAddress'] = $street_1; |
| 307 | } |
| 308 | if ( '' !== $street_2 ) { |
| 309 | $address['streetAddress'] = '' !== $address['streetAddress'] ? $address['streetAddress'] . ', ' . $street_2 : $street_2; |
| 310 | } |
| 311 | |
| 312 | $address['addressLocality'] = self::text( (string) get_option( 'woocommerce_store_city', '' ) ); |
| 313 | $address['postalCode'] = self::text( (string) get_option( 'woocommerce_store_postcode', '' ) ); |
| 314 | |
| 315 | $country_region = explode( ':', self::text( (string) get_option( 'woocommerce_default_country', '' ) ), 2 ); |
| 316 | $address['addressCountry'] = self::country_code( $country_region[0] ?? '' ); |
| 317 | $address['addressRegion'] = $country_region[1] ?? ''; |
| 318 | |
| 319 | return $address; |
| 320 | } |
| 321 | |
| 322 | /** |
| 323 | * Normalize latitude/longitude settings. A half-coordinate is useless, so any |
| 324 | * invalid or missing endpoint clears both. |
| 325 | * |
| 326 | * @param mixed $raw Raw geo input. |
| 327 | * @return array{latitude: string, longitude: string} |
| 328 | */ |
| 329 | private static function geo( $raw ) { |
| 330 | $empty = array( |
| 331 | 'latitude' => '', |
| 332 | 'longitude' => '', |
| 333 | ); |
| 334 | |
| 335 | if ( ! is_array( $raw ) ) { |
| 336 | return $empty; |
| 337 | } |
| 338 | |
| 339 | $latitude = self::coordinate( $raw['latitude'] ?? null, 90 ); |
| 340 | $longitude = self::coordinate( $raw['longitude'] ?? null, 180 ); |
| 341 | |
| 342 | if ( null === $latitude || null === $longitude ) { |
| 343 | return $empty; |
| 344 | } |
| 345 | |
| 346 | return array( |
| 347 | 'latitude' => $latitude, |
| 348 | 'longitude' => $longitude, |
| 349 | ); |
| 350 | } |
| 351 | |
| 352 | /** |
| 353 | * Validate and normalize one coordinate. |
| 354 | * |
| 355 | * @param mixed $value Raw coordinate. |
| 356 | * @param int $max Absolute allowed bound. |
| 357 | * @return string|null |
| 358 | */ |
| 359 | private static function coordinate( $value, $max ) { |
| 360 | if ( ! is_scalar( $value ) ) { |
| 361 | return null; |
| 362 | } |
| 363 | |
| 364 | $value = trim( (string) $value ); |
| 365 | if ( '' === $value || ! is_numeric( $value ) ) { |
| 366 | return null; |
| 367 | } |
| 368 | |
| 369 | $number = (float) $value; |
| 370 | if ( abs( $number ) > $max ) { |
| 371 | return null; |
| 372 | } |
| 373 | |
| 374 | return $value; |
| 375 | } |
| 376 | |
| 377 | /** |
| 378 | * Normalize opening hours to all seven schema.org day codes. |
| 379 | * |
| 380 | * @param mixed $raw Raw opening-hours input. |
| 381 | * @return array<string, array{opens: string, closes: string}> |
| 382 | */ |
| 383 | private static function opening_hours( $raw ) { |
| 384 | $raw = is_array( $raw ) ? $raw : array(); |
| 385 | $hours = array(); |
| 386 | |
| 387 | foreach ( self::OPENING_DAYS as $day ) { |
| 388 | $entry = isset( $raw[ $day ] ) && is_array( $raw[ $day ] ) ? $raw[ $day ] : array(); |
| 389 | $opens = self::time( $entry['opens'] ?? '' ); |
| 390 | $closes = self::time( $entry['closes'] ?? '' ); |
| 391 | |
| 392 | if ( '' === $opens || '' === $closes ) { |
| 393 | $opens = ''; |
| 394 | $closes = ''; |
| 395 | } |
| 396 | |
| 397 | $hours[ $day ] = array( |
| 398 | 'opens' => $opens, |
| 399 | 'closes' => $closes, |
| 400 | ); |
| 401 | } |
| 402 | |
| 403 | return $hours; |
| 404 | } |
| 405 | |
| 406 | /** |
| 407 | * Validate an `HH:MM` 24-hour time value. |
| 408 | * |
| 409 | * @param mixed $value Raw time value. |
| 410 | * @return string |
| 411 | */ |
| 412 | private static function time( $value ) { |
| 413 | if ( ! is_string( $value ) ) { |
| 414 | return ''; |
| 415 | } |
| 416 | |
| 417 | $value = trim( $value ); |
| 418 | return preg_match( '/^([01][0-9]|2[0-3]):[0-5][0-9]$/', $value ) ? $value : ''; |
| 419 | } |
| 420 | |
| 421 | /** |
| 422 | * Normalize an optional ISO 3166-1 alpha-2 country code. |
| 423 | * |
| 424 | * @param mixed $value Raw country code. |
| 425 | * @return string |
| 426 | */ |
| 427 | private static function country_code( $value ) { |
| 428 | $value = self::text( $value ); |
| 429 | if ( '' === $value || 1 !== preg_match( '/^[A-Za-z]{2}$/D', $value ) ) { |
| 430 | return ''; |
| 431 | } |
| 432 | |
| 433 | return strtoupper( $value ); |
| 434 | } |
| 435 | |
| 436 | /** |
| 437 | * Normalize an optional telephone number using a permissive common format. |
| 438 | * |
| 439 | * @param mixed $value Raw telephone number. |
| 440 | * @return string |
| 441 | */ |
| 442 | private static function telephone( $value ) { |
| 443 | $value = self::text( $value ); |
| 444 | if ( '' === $value ) { |
| 445 | return ''; |
| 446 | } |
| 447 | |
| 448 | $has_valid_characters = 1 === preg_match( '/^\+?[0-9 ()-]+$/D', $value ); |
| 449 | $has_digit = 1 === preg_match( '/[0-9]/', $value ); |
| 450 | |
| 451 | return $has_valid_characters && $has_digit ? $value : ''; |
| 452 | } |
| 453 | |
| 454 | /** |
| 455 | * Normalize an optional LocalBusiness price range. |
| 456 | * |
| 457 | * @param mixed $value Raw price range. |
| 458 | * @return string |
| 459 | */ |
| 460 | private static function price_range( $value ) { |
| 461 | $value = self::text( $value ); |
| 462 | return self::unicode_length( $value ) < 100 ? $value : ''; |
| 463 | } |
| 464 | |
| 465 | /** |
| 466 | * Count Unicode code points, including when the mbstring extension is absent. |
| 467 | * |
| 468 | * @param string $value Value to measure. |
| 469 | * @return int |
| 470 | */ |
| 471 | private static function unicode_length( $value ) { |
| 472 | if ( function_exists( 'mb_strlen' ) ) { |
| 473 | return mb_strlen( $value, 'UTF-8' ); |
| 474 | } |
| 475 | |
| 476 | $length = preg_match_all( '/./us', $value, $matches ); |
| 477 | return false === $length ? strlen( $value ) : $length; |
| 478 | } |
| 479 | |
| 480 | /** |
| 481 | * Normalize a scalar value to trimmed plain text. |
| 482 | * |
| 483 | * @param mixed $value Raw value. |
| 484 | * @return string |
| 485 | */ |
| 486 | private static function text( $value ) { |
| 487 | if ( ! is_string( $value ) ) { |
| 488 | return ''; |
| 489 | } |
| 490 | return trim( wp_strip_all_tags( $value ) ); |
| 491 | } |
| 492 | |
| 493 | /** |
| 494 | * Normalize an email value. |
| 495 | * |
| 496 | * @param mixed $value Raw value. |
| 497 | * @return string |
| 498 | */ |
| 499 | private static function email( $value ) { |
| 500 | if ( ! is_string( $value ) ) { |
| 501 | return ''; |
| 502 | } |
| 503 | return sanitize_email( $value ); |
| 504 | } |
| 505 | } |
| 506 |