| 1 |
<?php |
| 2 |
/** |
| 3 |
* Strict validator for Booking Modes V3 declarations. |
| 4 |
* |
| 5 |
* @package Booking Calendar |
| 6 |
* @since 11.8.0 |
| 7 |
*/ |
| 8 |
|
| 9 |
if ( ! defined( 'ABSPATH' ) ) { |
| 10 |
exit; |
| 11 |
} |
| 12 |
|
| 13 |
/** |
| 14 |
* Validate and normalize the bounded, executable-free V3 declaration format. |
| 15 |
*/ |
| 16 |
final class WPBC_Booking_Modes_V3_Definition_Validator { |
| 17 |
|
| 18 |
const MAX_COLLECTION_ENTRIES = 256; |
| 19 |
const MAX_SIDEBAR_NODES = 512; |
| 20 |
const MAX_SIDEBAR_DEPTH = 8; |
| 21 |
const MAX_TEXT_BYTES = 4096; |
| 22 |
const MAX_IDENTIFIER_BYTES = 128; |
| 23 |
const MAX_ICON_BYTES = 512; |
| 24 |
const MAX_DIAGNOSTICS = 50; |
| 25 |
|
| 26 |
/** @var array<int,string> */ |
| 27 |
private $errors = array(); |
| 28 |
|
| 29 |
/** @var int */ |
| 30 |
private $sidebar_node_count = 0; |
| 31 |
|
| 32 |
/** @var array<string,string> */ |
| 33 |
private $sidebar_placements = array(); |
| 34 |
|
| 35 |
/** |
| 36 |
* Validate one allow-listed declaration. |
| 37 |
* |
| 38 |
* @param string $expected_mode_id Expected allow-list identifier. |
| 39 |
* @param mixed $definition Included declaration value. |
| 40 |
* |
| 41 |
* @return array<string,mixed> Validation result with valid, definition, and errors keys. |
| 42 |
*/ |
| 43 |
public function validate( $expected_mode_id, $definition ) { |
| 44 |
$this->errors = array(); |
| 45 |
$this->sidebar_node_count = 0; |
| 46 |
$this->sidebar_placements = array(); |
| 47 |
$normalized = array(); |
| 48 |
$top_level_keys = array( 'id', 'label', 'description', 'default_route', 'quickstart_id', 'pages', 'wordpress_menu', 'sidebar_menu' ); |
| 49 |
|
| 50 |
if ( ! is_array( $definition ) ) { |
| 51 |
$this->add_error( 'mode', 'The declaration must return an array.' ); |
| 52 |
return $this->result( $normalized ); |
| 53 |
} |
| 54 |
|
| 55 |
$this->validate_exact_keys( 'mode', $definition, $top_level_keys, $top_level_keys ); |
| 56 |
$normalized['id'] = $this->validate_identifier( 'mode.id', isset( $definition['id'] ) ? $definition['id'] : null, false ); |
| 57 |
$normalized['label'] = $this->validate_text( 'mode.label', isset( $definition['label'] ) ? $definition['label'] : null, self::MAX_TEXT_BYTES ); |
| 58 |
$normalized['description'] = $this->validate_text( 'mode.description', isset( $definition['description'] ) ? $definition['description'] : null, self::MAX_TEXT_BYTES ); |
| 59 |
$normalized['default_route'] = $this->validate_route( 'mode.default_route', isset( $definition['default_route'] ) ? $definition['default_route'] : null ); |
| 60 |
$normalized['quickstart_id'] = $this->validate_identifier( 'mode.quickstart_id', isset( $definition['quickstart_id'] ) ? $definition['quickstart_id'] : null, true ); |
| 61 |
|
| 62 |
if ( $normalized['id'] !== $expected_mode_id ) { |
| 63 |
$this->add_error( 'mode.id', 'The mode identifier does not match its allow-list key.' ); |
| 64 |
} |
| 65 |
|
| 66 |
$normalized['pages'] = $this->validate_pages( isset( $definition['pages'] ) ? $definition['pages'] : null ); |
| 67 |
$normalized['wordpress_menu'] = $this->validate_wordpress_menu( isset( $definition['wordpress_menu'] ) ? $definition['wordpress_menu'] : null, $normalized['pages'] ); |
| 68 |
$normalized['sidebar_menu'] = $this->validate_sidebar_menu( isset( $definition['sidebar_menu'] ) ? $definition['sidebar_menu'] : null, $normalized['pages'] ); |
| 69 |
$this->validate_horizontal_hosts( $normalized['pages'] ); |
| 70 |
|
| 71 |
return $this->result( $normalized ); |
| 72 |
} |
| 73 |
|
| 74 |
/** |
| 75 |
* Build a stable validation result. |
| 76 |
* |
| 77 |
* @param array $definition Normalized declaration. |
| 78 |
* |
| 79 |
* @return array<string,mixed> Validation result. |
| 80 |
*/ |
| 81 |
private function result( $definition ) { |
| 82 |
return array( |
| 83 |
'valid' => empty( $this->errors ), |
| 84 |
'definition' => empty( $this->errors ) ? $definition : array(), |
| 85 |
'errors' => $this->errors, |
| 86 |
); |
| 87 |
} |
| 88 |
|
| 89 |
/** |
| 90 |
* Validate the pages map and its surface-local options. |
| 91 |
* |
| 92 |
* @param mixed $pages Raw pages map. |
| 93 |
* |
| 94 |
* @return array<string,array<string,mixed>> Normalized pages. |
| 95 |
*/ |
| 96 |
private function validate_pages( $pages ) { |
| 97 |
$normalized_pages = array(); |
| 98 |
|
| 99 |
if ( ! $this->validate_map( 'mode.pages', $pages ) ) { |
| 100 |
return $normalized_pages; |
| 101 |
} |
| 102 |
|
| 103 |
foreach ( $pages as $page_id => $page_definition ) { |
| 104 |
$page_path = 'mode.pages.' . $page_id; |
| 105 |
$this->validate_identifier( $page_path . ' key', $page_id, false ); |
| 106 |
|
| 107 |
if ( ! is_array( $page_definition ) ) { |
| 108 |
$this->add_error( $page_path, 'The page definition must be an array.' ); |
| 109 |
continue; |
| 110 |
} |
| 111 |
|
| 112 |
$this->validate_exact_keys( $page_path, $page_definition, array( 'route', 'page_options', 'horizontal_menu' ), array( 'route' ) ); |
| 113 |
$normalized_page = array( |
| 114 |
'route' => $this->validate_route( $page_path . '.route', isset( $page_definition['route'] ) ? $page_definition['route'] : null ), |
| 115 |
); |
| 116 |
|
| 117 |
if ( array_key_exists( 'page_options', $page_definition ) ) { |
| 118 |
$normalized_page['page_options'] = $this->validate_page_options( $page_path . '.page_options', $page_definition['page_options'] ); |
| 119 |
} |
| 120 |
if ( array_key_exists( 'horizontal_menu', $page_definition ) ) { |
| 121 |
$normalized_page['horizontal_menu'] = $this->validate_horizontal_menu( $page_path . '.horizontal_menu', $page_definition['horizontal_menu'] ); |
| 122 |
} |
| 123 |
|
| 124 |
$normalized_pages[ $page_id ] = $normalized_page; |
| 125 |
} |
| 126 |
|
| 127 |
return $normalized_pages; |
| 128 |
} |
| 129 |
|
| 130 |
/** |
| 131 |
* Validate page-heading and host presentation options. |
| 132 |
* |
| 133 |
* @param string $path Diagnostic path. |
| 134 |
* @param mixed $options Raw page options. |
| 135 |
* |
| 136 |
* @return array<string,mixed> Normalized options. |
| 137 |
*/ |
| 138 |
private function validate_page_options( $path, $options ) { |
| 139 |
$normalized = array(); |
| 140 |
$string_keys = array( 'page_title', 'page_description', 'top_path_title' ); |
| 141 |
$bool_keys = array( 'is_show_top_path', 'is_show_top_navigation', 'top_navigation_use_subtabs' ); |
| 142 |
|
| 143 |
if ( ! is_array( $options ) ) { |
| 144 |
$this->add_error( $path, 'Page options must be an array.' ); |
| 145 |
return $normalized; |
| 146 |
} |
| 147 |
|
| 148 |
$this->validate_exact_keys( $path, $options, array_merge( $string_keys, $bool_keys ), array() ); |
| 149 |
foreach ( $string_keys as $key ) { |
| 150 |
if ( array_key_exists( $key, $options ) ) { |
| 151 |
$normalized[ $key ] = $this->validate_text( $path . '.' . $key, $options[ $key ], self::MAX_TEXT_BYTES ); |
| 152 |
} |
| 153 |
} |
| 154 |
foreach ( $bool_keys as $key ) { |
| 155 |
if ( array_key_exists( $key, $options ) ) { |
| 156 |
$normalized[ $key ] = $this->validate_boolean( $path . '.' . $key, $options[ $key ] ); |
| 157 |
} |
| 158 |
} |
| 159 |
|
| 160 |
return $normalized; |
| 161 |
} |
| 162 |
|
| 163 |
/** |
| 164 |
* Validate one horizontal-menu declaration. |
| 165 |
* |
| 166 |
* @param string $path Diagnostic path. |
| 167 |
* @param mixed $definition Raw horizontal definition. |
| 168 |
* |
| 169 |
* @return array<string,mixed> Normalized definition. |
| 170 |
*/ |
| 171 |
private function validate_horizontal_menu( $path, $definition ) { |
| 172 |
$normalized = array(); |
| 173 |
|
| 174 |
if ( ! is_array( $definition ) ) { |
| 175 |
$this->add_error( $path, 'Horizontal menu options must be an array.' ); |
| 176 |
return $normalized; |
| 177 |
} |
| 178 |
|
| 179 |
$this->validate_exact_keys( $path, $definition, array( 'visible', 'title', 'font_icon', 'editions', 'show_on_pages' ), array() ); |
| 180 |
if ( array_key_exists( 'visible', $definition ) ) { |
| 181 |
$normalized['visible'] = $this->validate_boolean( $path . '.visible', $definition['visible'] ); |
| 182 |
} |
| 183 |
if ( array_key_exists( 'title', $definition ) ) { |
| 184 |
$normalized['title'] = $this->validate_text( $path . '.title', $definition['title'], self::MAX_TEXT_BYTES ); |
| 185 |
} |
| 186 |
if ( array_key_exists( 'font_icon', $definition ) ) { |
| 187 |
$normalized['font_icon'] = $this->validate_text( $path . '.font_icon', $definition['font_icon'], self::MAX_ICON_BYTES ); |
| 188 |
} |
| 189 |
if ( array_key_exists( 'editions', $definition ) ) { |
| 190 |
$normalized['editions'] = $this->validate_editions( $path . '.editions', $definition['editions'] ); |
| 191 |
} |
| 192 |
if ( array_key_exists( 'show_on_pages', $definition ) ) { |
| 193 |
$normalized['show_on_pages'] = $this->validate_identifier_list( $path . '.show_on_pages', $definition['show_on_pages'] ); |
| 194 |
} |
| 195 |
|
| 196 |
return $normalized; |
| 197 |
} |
| 198 |
|
| 199 |
/** |
| 200 |
* Validate the native WordPress submenu overrides. |
| 201 |
* |
| 202 |
* @param mixed $menu Raw native menu map. |
| 203 |
* @param array $pages Validated local pages. |
| 204 |
* |
| 205 |
* @return array<string,array<string,mixed>> Normalized native overrides. |
| 206 |
*/ |
| 207 |
private function validate_wordpress_menu( $menu, $pages ) { |
| 208 |
$normalized = array(); |
| 209 |
|
| 210 |
if ( ! $this->validate_map( 'mode.wordpress_menu', $menu ) ) { |
| 211 |
return $normalized; |
| 212 |
} |
| 213 |
|
| 214 |
foreach ( $menu as $menu_slug => $definition ) { |
| 215 |
$path = 'mode.wordpress_menu.' . $menu_slug; |
| 216 |
$this->validate_identifier( $path . ' key', $menu_slug, false ); |
| 217 |
if ( ! is_array( $definition ) ) { |
| 218 |
$this->add_error( $path, 'A WordPress menu override must be an array.' ); |
| 219 |
continue; |
| 220 |
} |
| 221 |
|
| 222 |
$this->validate_exact_keys( $path, $definition, array( 'page_id', 'title', 'visible', 'editions' ), array() ); |
| 223 |
$normalized[ $menu_slug ] = array(); |
| 224 |
if ( array_key_exists( 'page_id', $definition ) ) { |
| 225 |
$page_id = $this->validate_identifier( $path . '.page_id', $definition['page_id'], false ); |
| 226 |
if ( ! isset( $pages[ $page_id ] ) ) { |
| 227 |
$this->add_error( $path . '.page_id', 'The local page reference is undefined.' ); |
| 228 |
} |
| 229 |
$normalized[ $menu_slug ]['page_id'] = $page_id; |
| 230 |
} |
| 231 |
if ( array_key_exists( 'title', $definition ) ) { |
| 232 |
$normalized[ $menu_slug ]['title'] = $this->validate_text( $path . '.title', $definition['title'], self::MAX_TEXT_BYTES ); |
| 233 |
} |
| 234 |
if ( array_key_exists( 'visible', $definition ) ) { |
| 235 |
$normalized[ $menu_slug ]['visible'] = $this->validate_boolean( $path . '.visible', $definition['visible'] ); |
| 236 |
} |
| 237 |
if ( array_key_exists( 'editions', $definition ) ) { |
| 238 |
$normalized[ $menu_slug ]['editions'] = $this->validate_editions( $path . '.editions', $definition['editions'] ); |
| 239 |
} |
| 240 |
} |
| 241 |
|
| 242 |
return $normalized; |
| 243 |
} |
| 244 |
|
| 245 |
/** |
| 246 |
* Validate the recursive sidebar map. |
| 247 |
* |
| 248 |
* @param mixed $menu Raw sidebar map. |
| 249 |
* @param array $pages Validated local pages. |
| 250 |
* |
| 251 |
* @return array<string,array<string,mixed>> Normalized sidebar map. |
| 252 |
*/ |
| 253 |
private function validate_sidebar_menu( $menu, $pages ) { |
| 254 |
if ( ! $this->validate_map( 'mode.sidebar_menu', $menu ) ) { |
| 255 |
return array(); |
| 256 |
} |
| 257 |
|
| 258 |
return $this->validate_sidebar_nodes( 'mode.sidebar_menu', $menu, $pages, 1 ); |
| 259 |
} |
| 260 |
|
| 261 |
/** |
| 262 |
* Recursively validate sidebar nodes with bounded depth and node count. |
| 263 |
* |
| 264 |
* @param string $path Diagnostic path. |
| 265 |
* @param array $nodes Raw node map. |
| 266 |
* @param array $pages Validated local pages. |
| 267 |
* @param int $depth Current one-based depth. |
| 268 |
* |
| 269 |
* @return array<string,array<string,mixed>> Normalized nodes. |
| 270 |
*/ |
| 271 |
private function validate_sidebar_nodes( $path, $nodes, $pages, $depth ) { |
| 272 |
$normalized = array(); |
| 273 |
|
| 274 |
if ( $depth > self::MAX_SIDEBAR_DEPTH ) { |
| 275 |
$this->add_error( $path, 'The sidebar nesting depth exceeds the supported limit.' ); |
| 276 |
return $normalized; |
| 277 |
} |
| 278 |
|
| 279 |
foreach ( $nodes as $node_key => $definition ) { |
| 280 |
++$this->sidebar_node_count; |
| 281 |
$node_path = $path . '.' . $node_key; |
| 282 |
$this->validate_identifier( $node_path . ' key', $node_key, false ); |
| 283 |
if ( $this->sidebar_node_count > self::MAX_SIDEBAR_NODES ) { |
| 284 |
$this->add_error( $node_path, 'The sidebar node count exceeds the supported limit.' ); |
| 285 |
break; |
| 286 |
} |
| 287 |
if ( ! is_array( $definition ) ) { |
| 288 |
$this->add_error( $node_path, 'A sidebar node must be an array.' ); |
| 289 |
continue; |
| 290 |
} |
| 291 |
|
| 292 |
$this->validate_exact_keys( $node_path, $definition, array( 'page_id', 'title', 'font_icon', 'font_icon_right', 'visible', 'editions', 'expanded', 'items' ), array() ); |
| 293 |
$normalized_node = array(); |
| 294 |
if ( array_key_exists( 'page_id', $definition ) ) { |
| 295 |
$page_id = $this->validate_identifier( $node_path . '.page_id', $definition['page_id'], false ); |
| 296 |
if ( ! isset( $pages[ $page_id ] ) ) { |
| 297 |
$this->add_error( $node_path . '.page_id', 'The local page reference is undefined.' ); |
| 298 |
} |
| 299 |
$source_identity = isset( $pages[ $page_id ]['route'] ) |
| 300 |
? WPBC_Booking_Modes_V3_Definition_Validator::get_route_identity( $pages[ $page_id ]['route'] ) |
| 301 |
: 'undefined:' . $page_id; |
| 302 |
if ( isset( $this->sidebar_placements[ $source_identity ] ) ) { |
| 303 |
$this->add_error( $node_path . '.page_id', 'The source page already has an explicit sidebar placement.' ); |
| 304 |
} else { |
| 305 |
$this->sidebar_placements[ $source_identity ] = $node_path; |
| 306 |
} |
| 307 |
$normalized_node['page_id'] = $page_id; |
| 308 |
} |
| 309 |
foreach ( array( 'title', 'font_icon', 'font_icon_right' ) as $text_key ) { |
| 310 |
if ( array_key_exists( $text_key, $definition ) ) { |
| 311 |
$limit = 'title' === $text_key ? self::MAX_TEXT_BYTES : self::MAX_ICON_BYTES; |
| 312 |
$normalized_node[ $text_key ] = $this->validate_text( $node_path . '.' . $text_key, $definition[ $text_key ], $limit ); |
| 313 |
} |
| 314 |
} |
| 315 |
if ( array_key_exists( 'visible', $definition ) ) { |
| 316 |
$normalized_node['visible'] = $this->validate_boolean( $node_path . '.visible', $definition['visible'] ); |
| 317 |
} |
| 318 |
if ( array_key_exists( 'editions', $definition ) ) { |
| 319 |
$normalized_node['editions'] = $this->validate_editions( $node_path . '.editions', $definition['editions'] ); |
| 320 |
} |
| 321 |
if ( array_key_exists( 'expanded', $definition ) ) { |
| 322 |
$expanded = $definition['expanded']; |
| 323 |
if ( ! is_string( $expanded ) || ! in_array( $expanded, array( 'On', 'Off', 'when_active' ), true ) ) { |
| 324 |
$this->add_error( $node_path . '.expanded', 'Expanded must be On, Off, or when_active.' ); |
| 325 |
$expanded = ''; |
| 326 |
} |
| 327 |
$normalized_node['expanded'] = $expanded; |
| 328 |
} |
| 329 |
if ( array_key_exists( 'items', $definition ) ) { |
| 330 |
if ( $this->validate_map( $node_path . '.items', $definition['items'] ) ) { |
| 331 |
$normalized_node['items'] = $this->validate_sidebar_nodes( $node_path . '.items', $definition['items'], $pages, $depth + 1 ); |
| 332 |
} else { |
| 333 |
$normalized_node['items'] = array(); |
| 334 |
} |
| 335 |
} elseif ( $depth > 1 && ! isset( $normalized_node['page_id'] ) ) { |
| 336 |
$this->add_error( $node_path, 'A new nested folder must declare its items map.' ); |
| 337 |
} |
| 338 |
if ( $depth > 1 && ! isset( $normalized_node['page_id'] ) && ( ! array_key_exists( 'title', $normalized_node ) || '' === $normalized_node['title'] ) ) { |
| 339 |
$this->add_error( $node_path, 'A new nested folder must declare its title.' ); |
| 340 |
} |
| 341 |
|
| 342 |
$normalized[ $node_key ] = $normalized_node; |
| 343 |
} |
| 344 |
|
| 345 |
return $normalized; |
| 346 |
} |
| 347 |
|
| 348 |
/** |
| 349 |
* Validate local page references used as horizontal hosts. |
| 350 |
* |
| 351 |
* @param array $pages Validated pages map. |
| 352 |
* |
| 353 |
* @return void |
| 354 |
*/ |
| 355 |
private function validate_horizontal_hosts( $pages ) { |
| 356 |
foreach ( $pages as $page_id => $page_definition ) { |
| 357 |
if ( ! isset( $page_definition['horizontal_menu']['show_on_pages'] ) ) { |
| 358 |
continue; |
| 359 |
} |
| 360 |
foreach ( $page_definition['horizontal_menu']['show_on_pages'] as $host_page_id ) { |
| 361 |
if ( ! isset( $pages[ $host_page_id ] ) ) { |
| 362 |
$this->add_error( 'mode.pages.' . $page_id . '.horizontal_menu.show_on_pages', 'The horizontal host page reference is undefined: ' . $host_page_id . '.' ); |
| 363 |
} |
| 364 |
} |
| 365 |
} |
| 366 |
} |
| 367 |
|
| 368 |
/** |
| 369 |
* Validate a route object. |
| 370 |
* |
| 371 |
* @param string $path Diagnostic path. |
| 372 |
* @param mixed $route Raw route. |
| 373 |
* |
| 374 |
* @return array<string,string> Normalized route. |
| 375 |
*/ |
| 376 |
private function validate_route( $path, $route ) { |
| 377 |
$normalized = array( 'page' => '', 'tab' => '', 'subtab' => '' ); |
| 378 |
|
| 379 |
if ( ! is_array( $route ) ) { |
| 380 |
$this->add_error( $path, 'A route must be an array.' ); |
| 381 |
return $normalized; |
| 382 |
} |
| 383 |
|
| 384 |
$this->validate_exact_keys( $path, $route, array( 'page', 'tab', 'subtab' ), array( 'page', 'tab' ) ); |
| 385 |
$normalized['page'] = $this->validate_identifier( $path . '.page', isset( $route['page'] ) ? $route['page'] : null, false ); |
| 386 |
$normalized['tab'] = $this->validate_identifier( $path . '.tab', isset( $route['tab'] ) ? $route['tab'] : null, false ); |
| 387 |
if ( array_key_exists( 'subtab', $route ) ) { |
| 388 |
$normalized['subtab'] = $this->validate_identifier( $path . '.subtab', $route['subtab'], true ); |
| 389 |
} |
| 390 |
|
| 391 |
return $normalized; |
| 392 |
} |
| 393 |
|
| 394 |
/** |
| 395 |
* Build a stable identity for duplicate placement validation. |
| 396 |
* |
| 397 |
* @param array $route Normalized route. |
| 398 |
* |
| 399 |
* @return string Collision-safe source route identity. |
| 400 |
*/ |
| 401 |
private static function get_route_identity( $route ) { |
| 402 |
return strlen( $route['page'] ) . ':' . $route['page'] . '|' |
| 403 |
. strlen( $route['tab'] ) . ':' . $route['tab'] . '|' |
| 404 |
. strlen( $route['subtab'] ) . ':' . $route['subtab']; |
| 405 |
} |
| 406 |
|
| 407 |
/** |
| 408 |
* Validate an exact-edition list. |
| 409 |
* |
| 410 |
* @param string $path Diagnostic path. |
| 411 |
* @param mixed $editions Raw edition list. |
| 412 |
* |
| 413 |
* @return array<int,string> Normalized editions. |
| 414 |
*/ |
| 415 |
private function validate_editions( $path, $editions ) { |
| 416 |
$allowed = array( 'free', 'personal', 'business_small', 'business_medium', 'business_large', 'multiuser' ); |
| 417 |
$values = $this->validate_identifier_list( $path, $editions ); |
| 418 |
|
| 419 |
foreach ( $values as $edition_id ) { |
| 420 |
if ( ! in_array( $edition_id, $allowed, true ) ) { |
| 421 |
$this->add_error( $path, 'The edition identifier is not supported: ' . $edition_id . '.' ); |
| 422 |
} |
| 423 |
} |
| 424 |
|
| 425 |
return $values; |
| 426 |
} |
| 427 |
|
| 428 |
/** |
| 429 |
* Validate an ordered list of unique identifiers. |
| 430 |
* |
| 431 |
* @param string $path Diagnostic path. |
| 432 |
* @param mixed $values Raw list. |
| 433 |
* |
| 434 |
* @return array<int,string> Normalized list. |
| 435 |
*/ |
| 436 |
private function validate_identifier_list( $path, $values ) { |
| 437 |
$normalized = array(); |
| 438 |
|
| 439 |
if ( ! is_array( $values ) || ! $this->is_list( $values ) ) { |
| 440 |
$this->add_error( $path, 'The value must be an ordered list.' ); |
| 441 |
return $normalized; |
| 442 |
} |
| 443 |
if ( count( $values ) > self::MAX_COLLECTION_ENTRIES ) { |
| 444 |
$this->add_error( $path, 'The list exceeds the supported entry limit.' ); |
| 445 |
return $normalized; |
| 446 |
} |
| 447 |
|
| 448 |
foreach ( $values as $index => $identifier ) { |
| 449 |
$identifier = $this->validate_identifier( $path . '.' . $index, $identifier, false ); |
| 450 |
if ( in_array( $identifier, $normalized, true ) ) { |
| 451 |
$this->add_error( $path . '.' . $index, 'Duplicate list values are not allowed.' ); |
| 452 |
} |
| 453 |
$normalized[] = $identifier; |
| 454 |
} |
| 455 |
|
| 456 |
return $normalized; |
| 457 |
} |
| 458 |
|
| 459 |
/** |
| 460 |
* Validate an associative map and its budget. |
| 461 |
* |
| 462 |
* @param string $path Diagnostic path. |
| 463 |
* @param mixed $value Candidate map. |
| 464 |
* |
| 465 |
* @return bool True when the value can be iterated as a bounded map. |
| 466 |
*/ |
| 467 |
private function validate_map( $path, $value ) { |
| 468 |
if ( ! is_array( $value ) ) { |
| 469 |
$this->add_error( $path, 'The value must be an array map.' ); |
| 470 |
return false; |
| 471 |
} |
| 472 |
if ( count( $value ) > self::MAX_COLLECTION_ENTRIES ) { |
| 473 |
$this->add_error( $path, 'The map exceeds the supported entry limit.' ); |
| 474 |
return false; |
| 475 |
} |
| 476 |
|
| 477 |
return true; |
| 478 |
} |
| 479 |
|
| 480 |
/** |
| 481 |
* Validate required and allow-listed array keys. |
| 482 |
* |
| 483 |
* @param string $path Diagnostic path. |
| 484 |
* @param array $value Candidate object-like array. |
| 485 |
* @param array $allowed_keys Allowed string keys. |
| 486 |
* @param array $required_keys Required string keys. |
| 487 |
* |
| 488 |
* @return void |
| 489 |
*/ |
| 490 |
private function validate_exact_keys( $path, $value, $allowed_keys, $required_keys ) { |
| 491 |
foreach ( $required_keys as $required_key ) { |
| 492 |
if ( ! array_key_exists( $required_key, $value ) ) { |
| 493 |
$this->add_error( $path . '.' . $required_key, 'The required field is missing.' ); |
| 494 |
} |
| 495 |
} |
| 496 |
foreach ( array_keys( $value ) as $key ) { |
| 497 |
if ( ! is_string( $key ) || ! in_array( $key, $allowed_keys, true ) ) { |
| 498 |
$this->add_error( $path . '.' . ( is_scalar( $key ) ? (string) $key : '?' ), 'The field is not supported.' ); |
| 499 |
} |
| 500 |
} |
| 501 |
} |
| 502 |
|
| 503 |
/** |
| 504 |
* Validate a declaration identifier without coercion. |
| 505 |
* |
| 506 |
* @param string $path Diagnostic path. |
| 507 |
* @param mixed $value Candidate identifier. |
| 508 |
* @param bool $allow_empty Whether an empty identifier is valid. |
| 509 |
* |
| 510 |
* @return string Original valid identifier, or an empty string. |
| 511 |
*/ |
| 512 |
private function validate_identifier( $path, $value, $allow_empty ) { |
| 513 |
if ( ! is_string( $value ) ) { |
| 514 |
$this->add_error( $path, 'The identifier must be a string.' ); |
| 515 |
return ''; |
| 516 |
} |
| 517 |
if ( '' === $value && $allow_empty ) { |
| 518 |
return ''; |
| 519 |
} |
| 520 |
if ( '' === $value || strlen( $value ) > self::MAX_IDENTIFIER_BYTES || ! preg_match( '/^[a-z0-9][a-z0-9_-]*$/', $value ) ) { |
| 521 |
$this->add_error( $path, 'The identifier is empty, malformed, or too long.' ); |
| 522 |
return ''; |
| 523 |
} |
| 524 |
|
| 525 |
return $value; |
| 526 |
} |
| 527 |
|
| 528 |
/** |
| 529 |
* Validate declaration display text without changing explicit empty strings. |
| 530 |
* |
| 531 |
* @param string $path Diagnostic path. |
| 532 |
* @param mixed $value Candidate text. |
| 533 |
* @param int $max_bytes Maximum byte length. |
| 534 |
* |
| 535 |
* @return string Original valid text, or an empty string. |
| 536 |
*/ |
| 537 |
private function validate_text( $path, $value, $max_bytes ) { |
| 538 |
if ( ! is_string( $value ) ) { |
| 539 |
$this->add_error( $path, 'The value must be a string.' ); |
| 540 |
return ''; |
| 541 |
} |
| 542 |
if ( strlen( $value ) > $max_bytes ) { |
| 543 |
$this->add_error( $path, 'The string exceeds the supported byte limit.' ); |
| 544 |
return ''; |
| 545 |
} |
| 546 |
|
| 547 |
return $value; |
| 548 |
} |
| 549 |
|
| 550 |
/** |
| 551 |
* Validate a strict boolean without truthy coercion. |
| 552 |
* |
| 553 |
* @param string $path Diagnostic path. |
| 554 |
* @param mixed $value Candidate boolean. |
| 555 |
* |
| 556 |
* @return bool Original boolean, or false after an error. |
| 557 |
*/ |
| 558 |
private function validate_boolean( $path, $value ) { |
| 559 |
if ( ! is_bool( $value ) ) { |
| 560 |
$this->add_error( $path, 'The value must be a boolean.' ); |
| 561 |
return false; |
| 562 |
} |
| 563 |
|
| 564 |
return $value; |
| 565 |
} |
| 566 |
|
| 567 |
/** |
| 568 |
* Determine whether an array has sequential zero-based integer keys. |
| 569 |
* |
| 570 |
* @param array $value Candidate list. |
| 571 |
* |
| 572 |
* @return bool True for an ordered list, including an empty list. |
| 573 |
*/ |
| 574 |
private function is_list( $value ) { |
| 575 |
return array_keys( $value ) === range( 0, count( $value ) - 1 ) || empty( $value ); |
| 576 |
} |
| 577 |
|
| 578 |
/** |
| 579 |
* Add one bounded diagnostic with its declaration path. |
| 580 |
* |
| 581 |
* @param string $path Declaration field path. |
| 582 |
* @param string $message Human-readable failure reason. |
| 583 |
* |
| 584 |
* @return void |
| 585 |
*/ |
| 586 |
private function add_error( $path, $message ) { |
| 587 |
if ( count( $this->errors ) >= self::MAX_DIAGNOSTICS ) { |
| 588 |
return; |
| 589 |
} |
| 590 |
|
| 591 |
$this->errors[] = $path . ': ' . $message; |
| 592 |
} |
| 593 |
} |
| 594 |
|
