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| 1 | <?php |
| 2 | declare(strict_types=1); |
| 3 | /** |
| 4 | * Pop PHP Framework (https://www.popphp.org/) |
| 5 | * |
| 6 | * @link https://github.com/popphp/popphp-framework |
| 7 | * @author Nick Sagona, III <nick@popphp.org> |
| 8 | * @copyright Copyright (c) 2009-2026 Nick Sagona, III |
| 9 | * @license https://www.popphp.org/license New BSD License |
| 10 | */ |
| 11 | |
| 12 | /** |
| 13 | * @namespace |
| 14 | */ |
| 15 | namespace Pop\Parser\Address; |
| 16 | |
| 17 | use Pop\Parser\AbstractParser; |
| 18 | use Pop\Parser\Exception; |
| 19 | |
| 20 | /** |
| 21 | * Address parser class |
| 22 | * |
| 23 | * @category Pop |
| 24 | * @package Pop\Parser |
| 25 | * @author Nick Sagona, III <nick@popphp.org> |
| 26 | * @copyright Copyright (c) 2009-2026 Nick Sagona, III |
| 27 | * @license https://www.popphp.org/license New BSD License |
| 28 | * @version 1.0.0 |
| 29 | */ |
| 30 | class AddressParser extends AbstractParser |
| 31 | { |
| 32 | |
| 33 | /** |
| 34 | * Street number |
| 35 | * @var ?string |
| 36 | * */ |
| 37 | protected ?string $streetNumber = null; |
| 38 | |
| 39 | /** |
| 40 | * Street name |
| 41 | * @var ?string |
| 42 | * */ |
| 43 | protected ?string $streetName = null; |
| 44 | |
| 45 | /** |
| 46 | * Route type |
| 47 | * @var ?string |
| 48 | * */ |
| 49 | protected ?string $routeType = null; |
| 50 | |
| 51 | /** |
| 52 | * Direction |
| 53 | * @var ?string |
| 54 | * */ |
| 55 | protected ?string $direction = null; |
| 56 | |
| 57 | /** |
| 58 | * Direction position |
| 59 | * @var ?int |
| 60 | * */ |
| 61 | protected ?int $directionPosition = null; |
| 62 | |
| 63 | /** |
| 64 | * Unit |
| 65 | * @var ?string |
| 66 | * */ |
| 67 | protected ?string $unit = null; |
| 68 | |
| 69 | /** |
| 70 | * City |
| 71 | * @var ?string |
| 72 | * */ |
| 73 | protected ?string $city = null; |
| 74 | |
| 75 | /** |
| 76 | * Postal code |
| 77 | * @var ?string |
| 78 | * */ |
| 79 | protected ?string $postalCode = null; |
| 80 | |
| 81 | /** |
| 82 | * Zip 4 |
| 83 | * @var ?string |
| 84 | * */ |
| 85 | protected ?string $zip4 = null; |
| 86 | |
| 87 | /** |
| 88 | * State name |
| 89 | * @var ?string |
| 90 | * */ |
| 91 | protected ?string $stateName = null; |
| 92 | |
| 93 | /** |
| 94 | * State code |
| 95 | * @var ?string |
| 96 | * */ |
| 97 | protected ?string $stateCode = null; |
| 98 | |
| 99 | /** |
| 100 | * Country |
| 101 | * @var ?string |
| 102 | * */ |
| 103 | protected ?string $country = null; |
| 104 | |
| 105 | /** |
| 106 | * PO Box flag |
| 107 | * @var bool |
| 108 | * */ |
| 109 | protected bool $isPoBox = false; |
| 110 | |
| 111 | /** |
| 112 | * Method to get street number |
| 113 | * |
| 114 | * @return ?string |
| 115 | */ |
| 116 | public function getStreetNumber(): ?string |
| 117 | { |
| 118 | return $this->streetNumber; |
| 119 | } |
| 120 | |
| 121 | /** |
| 122 | * Method to get street name |
| 123 | * |
| 124 | * @param bool $withRouteDirection |
| 125 | * @return ?string |
| 126 | */ |
| 127 | public function getStreetName(bool $withRouteDirection = true): ?string |
| 128 | { |
| 129 | return $withRouteDirection ? $this->applyDirection($this->streetName) : $this->streetName; |
| 130 | } |
| 131 | |
| 132 | /** |
| 133 | * Prepend/append the direction to a street name, per its recorded position |
| 134 | * |
| 135 | * @param ?string $streetName |
| 136 | * @return ?string |
| 137 | */ |
| 138 | private function applyDirection(?string $streetName): ?string |
| 139 | { |
| 140 | if (empty($this->direction)) { |
| 141 | return $streetName; |
| 142 | } |
| 143 | |
| 144 | return ($this->directionPosition == 1) |
| 145 | ? $streetName . ' ' . $this->direction |
| 146 | : $this->direction . ' ' . $streetName; |
| 147 | } |
| 148 | |
| 149 | /** |
| 150 | * Method to get route type |
| 151 | * |
| 152 | * @return ?string |
| 153 | */ |
| 154 | public function getRouteType(): ?string |
| 155 | { |
| 156 | return $this->routeType; |
| 157 | } |
| 158 | |
| 159 | /** |
| 160 | * Method to get direction |
| 161 | * |
| 162 | * @return ?string |
| 163 | */ |
| 164 | public function getDirection(): ?string |
| 165 | { |
| 166 | return $this->direction; |
| 167 | } |
| 168 | |
| 169 | /** |
| 170 | * Method to get unit |
| 171 | * |
| 172 | * @return ?string |
| 173 | */ |
| 174 | public function getUnit(): ?string |
| 175 | { |
| 176 | return $this->unit; |
| 177 | } |
| 178 | |
| 179 | /** |
| 180 | * Method to get city |
| 181 | * |
| 182 | * @return ?string |
| 183 | */ |
| 184 | public function getCity(): ?string |
| 185 | { |
| 186 | return $this->city; |
| 187 | } |
| 188 | |
| 189 | /** |
| 190 | * Method to get postal code |
| 191 | * |
| 192 | * @return ?string |
| 193 | */ |
| 194 | public function getPostalCode(): ?string |
| 195 | { |
| 196 | return $this->postalCode; |
| 197 | } |
| 198 | |
| 199 | /** |
| 200 | * Method to get zip 4 |
| 201 | * |
| 202 | * @return ?string |
| 203 | */ |
| 204 | public function getZip4(): ?string |
| 205 | { |
| 206 | return $this->zip4; |
| 207 | } |
| 208 | |
| 209 | /** |
| 210 | * Method to get state name |
| 211 | * |
| 212 | * @return ?string |
| 213 | */ |
| 214 | public function getStateName(): ?string |
| 215 | { |
| 216 | return $this->stateName; |
| 217 | } |
| 218 | |
| 219 | /** |
| 220 | * Method to get state code |
| 221 | * |
| 222 | * @return ?string |
| 223 | */ |
| 224 | public function getStateCode(): ?string |
| 225 | { |
| 226 | return $this->stateCode; |
| 227 | } |
| 228 | |
| 229 | /** |
| 230 | * Method to get country |
| 231 | * |
| 232 | * @return ?string |
| 233 | */ |
| 234 | public function getCountry(): ?string |
| 235 | { |
| 236 | return $this->country; |
| 237 | } |
| 238 | |
| 239 | /** |
| 240 | * Has street number |
| 241 | * |
| 242 | * @return bool |
| 243 | */ |
| 244 | public function hasStreetNumber(): bool |
| 245 | { |
| 246 | return !empty($this->streetNumber); |
| 247 | } |
| 248 | |
| 249 | /** |
| 250 | * Has street name |
| 251 | * |
| 252 | * @return bool |
| 253 | */ |
| 254 | public function hasStreetName(): bool |
| 255 | { |
| 256 | return !empty($this->streetName); |
| 257 | } |
| 258 | |
| 259 | /** |
| 260 | * Has route type |
| 261 | * |
| 262 | * @return bool |
| 263 | */ |
| 264 | public function hasRouteType(): bool |
| 265 | { |
| 266 | return !empty($this->routeType); |
| 267 | } |
| 268 | |
| 269 | /** |
| 270 | * Has direction |
| 271 | * |
| 272 | * @return bool |
| 273 | */ |
| 274 | public function hasDirection(): bool |
| 275 | { |
| 276 | return !empty($this->direction); |
| 277 | } |
| 278 | |
| 279 | /** |
| 280 | * Has unit |
| 281 | * |
| 282 | * @return bool |
| 283 | */ |
| 284 | public function hasUnit(): bool |
| 285 | { |
| 286 | return !empty($this->unit); |
| 287 | } |
| 288 | |
| 289 | /** |
| 290 | * Has city |
| 291 | * |
| 292 | * @return bool |
| 293 | */ |
| 294 | public function hasCity(): bool |
| 295 | { |
| 296 | return !empty($this->city); |
| 297 | } |
| 298 | |
| 299 | /** |
| 300 | * Has postal code |
| 301 | * |
| 302 | * @return bool |
| 303 | */ |
| 304 | public function hasPostalCode(): bool |
| 305 | { |
| 306 | return !empty($this->postalCode); |
| 307 | } |
| 308 | |
| 309 | /** |
| 310 | * Has zip 4 |
| 311 | * |
| 312 | * @return bool |
| 313 | */ |
| 314 | public function hasZip4(): bool |
| 315 | { |
| 316 | return !empty($this->zip4); |
| 317 | } |
| 318 | |
| 319 | /** |
| 320 | * Has state name |
| 321 | * |
| 322 | * @return bool |
| 323 | */ |
| 324 | public function hasStateName(): bool |
| 325 | { |
| 326 | return !empty($this->stateName); |
| 327 | } |
| 328 | |
| 329 | /** |
| 330 | * Has state code |
| 331 | * |
| 332 | * @return bool |
| 333 | */ |
| 334 | public function hasStateCode(): bool |
| 335 | { |
| 336 | return !empty($this->stateCode); |
| 337 | } |
| 338 | |
| 339 | /** |
| 340 | * Has country |
| 341 | * |
| 342 | * @return bool |
| 343 | */ |
| 344 | public function hasCountry(): bool |
| 345 | { |
| 346 | return !empty($this->country); |
| 347 | } |
| 348 | |
| 349 | /** |
| 350 | * Is PO Box |
| 351 | * |
| 352 | * @return bool |
| 353 | */ |
| 354 | public function isPoBox(): bool |
| 355 | { |
| 356 | return $this->isPoBox; |
| 357 | } |
| 358 | |
| 359 | /** |
| 360 | * Method to get full address |
| 361 | * |
| 362 | * @param string $delimiter |
| 363 | * @param bool $useStateCode |
| 364 | * @param bool $includeCountry |
| 365 | * @return string |
| 366 | */ |
| 367 | public function getFullAddress(string $delimiter = ', ', bool $useStateCode = true, bool $includeCountry = false): string |
| 368 | { |
| 369 | $fullAddress = []; |
| 370 | $addressLine1 = null; |
| 371 | |
| 372 | if (!empty($this->streetNumber)) { |
| 373 | $addressLine1 = $this->streetNumber; |
| 374 | } |
| 375 | |
| 376 | if (!empty($this->streetName)) { |
| 377 | $streetName = $this->applyDirection($this->streetName); |
| 378 | |
| 379 | if (!empty($this->routeType)) { |
| 380 | $streetName .= ' ' . $this->routeType; |
| 381 | } |
| 382 | |
| 383 | if (!empty($addressLine1)) { |
| 384 | $addressLine1 .= ' ' . $streetName; |
| 385 | } else { |
| 386 | $addressLine1 = $streetName; |
| 387 | } |
| 388 | } |
| 389 | |
| 390 | if (!empty($addressLine1)) { |
| 391 | $fullAddress[] = $addressLine1; |
| 392 | } |
| 393 | |
| 394 | if (!empty($this->unit)) { |
| 395 | $fullAddress[] = $this->unit; |
| 396 | } |
| 397 | |
| 398 | if (!empty($this->city) && (!empty($this->stateCode) || !empty($this->stateName))) { |
| 399 | $cityState = $this->city; |
| 400 | if (($useStateCode) && !empty($this->stateCode)) { |
| 401 | $cityState .= ', ' . $this->stateCode; |
| 402 | } else if (!empty($this->stateName)) { |
| 403 | $cityState .= ', ' . $this->stateName; |
| 404 | } |
| 405 | |
| 406 | if (!empty($this->postalCode)) { |
| 407 | $cityState .= ' ' . $this->postalCode; |
| 408 | if (!empty($this->zip4)) { |
| 409 | $cityState .= '-' . $this->zip4; |
| 410 | } |
| 411 | } |
| 412 | |
| 413 | $fullAddress[] = $cityState; |
| 414 | } |
| 415 | |
| 416 | if (($includeCountry) && !empty($this->country)) { |
| 417 | $fullAddress[] = $this->country; |
| 418 | } |
| 419 | |
| 420 | return implode($delimiter, $fullAddress); |
| 421 | } |
| 422 | |
| 423 | /** |
| 424 | * Parse street address |
| 425 | * |
| 426 | * @param string $streetAddress |
| 427 | * @return array |
| 428 | */ |
| 429 | public function parseStreetAddress(string $streetAddress): array |
| 430 | { |
| 431 | $addressValues = new AddressValues(); |
| 432 | $lines = $this->clean($streetAddress); |
| 433 | $tokens = $this->tokenize($lines); |
| 434 | $locationResults = $this->extractLocation($tokens, $addressValues); |
| 435 | |
| 436 | $this->streetNumber = $locationResults['streetNumber']; |
| 437 | $this->streetName = $locationResults['streetName']; |
| 438 | $this->routeType = $locationResults['routeType']; |
| 439 | $this->direction = $locationResults['direction']; |
| 440 | $this->directionPosition = $locationResults['directionPosition']; |
| 441 | $this->unit = $locationResults['unit']; |
| 442 | $this->isPoBox = $locationResults['isPoBox']; |
| 443 | |
| 444 | return [ |
| 445 | 'streetNumber' => $this->streetNumber, |
| 446 | 'streetName' => $this->streetName, |
| 447 | 'routeType' => $this->routeType, |
| 448 | 'direction' => $this->direction, |
| 449 | 'unit' => $this->unit, |
| 450 | ]; |
| 451 | } |
| 452 | |
| 453 | /** |
| 454 | * Parse method |
| 455 | * |
| 456 | * @param ?string $address |
| 457 | * @throws Exception |
| 458 | * @return static |
| 459 | */ |
| 460 | public function parse(?string $address = null): static |
| 461 | { |
| 462 | if (empty($this->data) && empty($address)) { |
| 463 | throw new Exception('Error: You must pass an address string to the parser object.'); |
| 464 | } |
| 465 | |
| 466 | if ((null === $address) && !empty($this->data)) { |
| 467 | $address = $this->data; |
| 468 | } else if ((null !== $address) && empty($this->data)) { |
| 469 | $this->data = $address; |
| 470 | } |
| 471 | |
| 472 | $addressValues = new AddressValues(); |
| 473 | $lines = $this->clean($address); |
| 474 | $tokens = $this->tokenize($lines); |
| 475 | $geoResults = $this->extractGeo($tokens, $addressValues); |
| 476 | |
| 477 | $remainingLines = []; |
| 478 | foreach ($tokens as $i => $lineTokens) { |
| 479 | if (isset($geoResults['trimmedLines'][$i])) { |
| 480 | $remainingLines[] = $geoResults['trimmedLines'][$i]; |
| 481 | } else if (!in_array($i, $geoResults['linesProcessed'])) { |
| 482 | $remainingLines[] = $lineTokens; |
| 483 | } |
| 484 | } |
| 485 | |
| 486 | $locationResults = $this->extractLocation($remainingLines, $addressValues); |
| 487 | |
| 488 | $this->streetNumber = $locationResults['streetNumber']; |
| 489 | $this->streetName = $locationResults['streetName']; |
| 490 | $this->routeType = $locationResults['routeType']; |
| 491 | $this->direction = $locationResults['direction']; |
| 492 | $this->directionPosition = $locationResults['directionPosition']; |
| 493 | $this->unit = $locationResults['unit']; |
| 494 | $this->isPoBox = $locationResults['isPoBox']; |
| 495 | $this->city = $geoResults['city']; |
| 496 | $this->postalCode = $geoResults['postalCode']; |
| 497 | $this->zip4 = $geoResults['zip4']; |
| 498 | $this->stateName = $geoResults['stateName']; |
| 499 | $this->stateCode = $geoResults['stateCode']; |
| 500 | $this->country = $geoResults['country']; |
| 501 | |
| 502 | return $this; |
| 503 | } |
| 504 | |
| 505 | /** |
| 506 | * To array method |
| 507 | * |
| 508 | * @return array |
| 509 | */ |
| 510 | public function toArray(): array |
| 511 | { |
| 512 | return [ |
| 513 | 'streetNumber' => $this->streetNumber, |
| 514 | 'streetName' => $this->streetName, |
| 515 | 'routeType' => $this->routeType, |
| 516 | 'direction' => $this->direction, |
| 517 | 'unit' => $this->unit, |
| 518 | 'city' => $this->city, |
| 519 | 'postalCode' => $this->postalCode, |
| 520 | 'zip4' => $this->zip4, |
| 521 | 'stateName' => $this->stateName, |
| 522 | 'stateCode' => $this->stateCode, |
| 523 | 'country' => $this->country, |
| 524 | ]; |
| 525 | } |
| 526 | |
| 527 | /** |
| 528 | * Clean method |
| 529 | * |
| 530 | * @param string $address |
| 531 | * @return array |
| 532 | */ |
| 533 | public function clean(string $address): array |
| 534 | { |
| 535 | // Split into array by comma, semi-colon, newline, and/or tab delimiters |
| 536 | $lines = preg_split('/,|\t|\n|\r|;/', $address); |
| 537 | |
| 538 | return array_filter(array_map(function ($line) { |
| 539 | // Multiple spaces |
| 540 | $line = preg_replace('/\s+/', ' ', $line); |
| 541 | |
| 542 | // Bad dash format |
| 543 | $line = str_replace([' -', '- '], '-', $line); |
| 544 | |
| 545 | return trim($line); |
| 546 | }, $lines)); |
| 547 | } |
| 548 | |
| 549 | /** |
| 550 | * Tokenize method |
| 551 | * |
| 552 | * Splits each cleaned line into an array of whitespace-delimited word tokens, keyed by |
| 553 | * the original line index. |
| 554 | * |
| 555 | * @param array $lines |
| 556 | * @return array |
| 557 | */ |
| 558 | protected function tokenize(array $lines): array |
| 559 | { |
| 560 | $tokens = []; |
| 561 | |
| 562 | foreach ($lines as $i => $line) { |
| 563 | $tokens[$i] = preg_split('/\s+/', trim($line)); |
| 564 | } |
| 565 | |
| 566 | return $tokens; |
| 567 | } |
| 568 | |
| 569 | /** |
| 570 | * Extract geo (country, postal code, state and city) |
| 571 | * |
| 572 | * Works right-to-left over the tokenized lines, using token *position* rather than |
| 573 | * substring matching: the postal code anchors everything else, the state is the token |
| 574 | * immediately before it, the city is whatever precedes the state within that same |
| 575 | * segment (or the entirely preceding segment), and the country is only recognized as a |
| 576 | * distinct segment outside the state slot. This ordering is what keeps a state code |
| 577 | * like "CA" from ever being mistaken for the country code "CA". |
| 578 | * |
| 579 | * @param array $tokens |
| 580 | * @param AddressValues $addressValues |
| 581 | * @return array |
| 582 | */ |
| 583 | protected function extractGeo(array $tokens, AddressValues $addressValues): array |
| 584 | { |
| 585 | $city = null; |
| 586 | $state = null; |
| 587 | $stateName = null; |
| 588 | $stateCode = null; |
| 589 | $postalCode = null; |
| 590 | $zip4 = null; |
| 591 | $country = null; |
| 592 | |
| 593 | $linesProcessed = []; |
| 594 | $trimmedLines = []; |
| 595 | |
| 596 | $usStates = $addressValues->getStates('US'); |
| 597 | $caStates = $addressValues->getStates('CA'); |
| 598 | |
| 599 | $usZipRegex = '/^\d{5}(-\d{4})?$/'; |
| 600 | $usZip9Regex = '/^\d{9}$/'; |
| 601 | $caPostalRegex = '/^[A-Za-z]\d[A-Za-z][ -]?\d[A-Za-z]\d$/i'; |
| 602 | $poBoxRegex = '/^(P\.?O\.?\s*Box|POB|Box)$/i'; |
| 603 | |
| 604 | $looksLikePoBoxLine = function(array $line) use ($poBoxRegex): bool { |
| 605 | return (preg_match($poBoxRegex, str_replace(' ', '', $line[0])) === 1) |
| 606 | || ((count($line) >= 2) && (strcasecmp(str_replace('.', '', $line[0]), 'PO') === 0) && (strcasecmp($line[1], 'Box') === 0)); |
| 607 | }; |
| 608 | |
| 609 | $lineKeys = array_keys($tokens); |
| 610 | rsort($lineKeys); |
| 611 | |
| 612 | $postalLine = null; |
| 613 | $postalIndex = null; |
| 614 | |
| 615 | // Find the postal code, scanning lines and tokens from the end backward |
| 616 | foreach ($lineKeys as $i) { |
| 617 | $lineTokens = $tokens[$i]; |
| 618 | $count = count($lineTokens); |
| 619 | |
| 620 | for ($t = $count - 1; $t >= 0; $t--) { |
| 621 | $word = $lineTokens[$t]; |
| 622 | |
| 623 | if ((preg_match($usZipRegex, $word) === 1) || (preg_match($usZip9Regex, $word) === 1)) { |
| 624 | $postalCode = $word; |
| 625 | $postalLine = $i; |
| 626 | $postalIndex = $t; |
| 627 | $country = 'US'; |
| 628 | break 2; |
| 629 | } |
| 630 | |
| 631 | if (preg_match($caPostalRegex, $word) === 1) { |
| 632 | $postalCode = $word; |
| 633 | $postalLine = $i; |
| 634 | $postalIndex = $t; |
| 635 | $country = 'CA'; |
| 636 | break 2; |
| 637 | } |
| 638 | |
| 639 | // Canadian postal codes are sometimes written with an internal space, e.g. "M4B 1B3" |
| 640 | if ($t > 0) { |
| 641 | $joined = $lineTokens[$t - 1] . ' ' . $word; |
| 642 | if (preg_match($caPostalRegex, $joined) === 1) { |
| 643 | $postalCode = str_replace(' ', '', $joined); |
| 644 | $postalLine = $i; |
| 645 | $postalIndex = $t - 1; |
| 646 | $country = 'CA'; |
| 647 | break 2; |
| 648 | } |
| 649 | } |
| 650 | } |
| 651 | } |
| 652 | |
| 653 | if ($postalCode !== null) { |
| 654 | $linesProcessed[] = $postalLine; |
| 655 | |
| 656 | if ($country === 'US') { |
| 657 | if (strpos($postalCode, '-') !== false) { |
| 658 | [$postalCode, $zip4] = explode('-', $postalCode); |
| 659 | } else if (strlen($postalCode) === 9) { |
| 660 | $zip4 = substr($postalCode, -4); |
| 661 | $postalCode = substr($postalCode, 0, 5); |
| 662 | } |
| 663 | } |
| 664 | |
| 665 | // The state slot is the token immediately before the postal code, on the same |
| 666 | // line. If the postal code is the first token of its line, fall back to the |
| 667 | // last token of the nearest preceding unconsumed line. |
| 668 | $stateLine = null; |
| 669 | $stateIndex = null; |
| 670 | |
| 671 | if ($postalIndex > 0) { |
| 672 | $stateLine = $postalLine; |
| 673 | $stateIndex = $postalIndex - 1; |
| 674 | } else { |
| 675 | foreach ($lineKeys as $i) { |
| 676 | if (($i < $postalLine) && !in_array($i, $linesProcessed)) { |
| 677 | $stateLine = $i; |
| 678 | $stateIndex = count($tokens[$i]) - 1; |
| 679 | break; |
| 680 | } |
| 681 | } |
| 682 | } |
| 683 | |
| 684 | if ($stateLine !== null) { |
| 685 | // Try progressively longer token spans ending at $stateIndex (longest first), |
| 686 | // so multi-word state/province names ("New York", "District of Columbia", |
| 687 | // "Prince Edward Island") resolve, not just the single trailing token. |
| 688 | $stateSpanStart = $stateIndex; |
| 689 | |
| 690 | for ($span = min(3, $stateIndex + 1); $span >= 1; $span--) { |
| 691 | $spanStart = $stateIndex - $span + 1; |
| 692 | $candidate = implode(' ', array_slice($tokens[$stateLine], $spanStart, $span)); |
| 693 | $candidateUpper = strtoupper($candidate); |
| 694 | |
| 695 | if (($country === 'US') && ($span === 1) && (strlen($candidate) === 2) && isset($usStates[$candidateUpper])) { |
| 696 | $state = $candidateUpper; |
| 697 | $stateCode = $candidateUpper; |
| 698 | $stateName = $usStates[$candidateUpper]; |
| 699 | $stateSpanStart = $spanStart; |
| 700 | break; |
| 701 | } else if (($country === 'CA') && ($span === 1) && (strlen($candidate) === 2) && isset($caStates[$candidateUpper])) { |
| 702 | $state = $candidateUpper; |
| 703 | $stateCode = $candidateUpper; |
| 704 | $stateName = $caStates[$candidateUpper]; |
| 705 | $stateSpanStart = $spanStart; |
| 706 | break; |
| 707 | } else if (($fullMatch = array_search($candidate, $usStates)) !== false) { |
| 708 | $state = $candidate; |
| 709 | $stateCode = $fullMatch; |
| 710 | $stateName = $candidate; |
| 711 | $stateSpanStart = $spanStart; |
| 712 | break; |
| 713 | } else if (($fullMatch = array_search($candidate, $caStates)) !== false) { |
| 714 | $state = $candidate; |
| 715 | $stateCode = $fullMatch; |
| 716 | $stateName = $candidate; |
| 717 | $stateSpanStart = $spanStart; |
| 718 | break; |
| 719 | } |
| 720 | } |
| 721 | |
| 722 | if ($state !== null) { |
| 723 | if (!in_array($stateLine, $linesProcessed)) { |
| 724 | $linesProcessed[] = $stateLine; |
| 725 | } |
| 726 | |
| 727 | // A comma already separated an earlier segment from this one if any lower |
| 728 | // line index exists at all - in that case, whatever precedes the state |
| 729 | // in THIS line's own tokens (or the nearest preceding line, if this line's |
| 730 | // "before" is empty) is unambiguously city, because the street already got |
| 731 | // its own segment earlier. Only when there's no preceding segment - a truly |
| 732 | // comma-less single-line address - can this line's leading tokens be a |
| 733 | // street/city hybrid that needs the route-type-boundary split below. |
| 734 | $hasPrecedingLine = false; |
| 735 | foreach ($lineKeys as $i) { |
| 736 | if ($i < $stateLine) { |
| 737 | $hasPrecedingLine = true; |
| 738 | break; |
| 739 | } |
| 740 | } |
| 741 | |
| 742 | $routeTypes = array_merge( |
| 743 | array_map('strtolower', $addressValues->getRouteTypes(true)), |
| 744 | $addressValues->getCommonRouteTypes() |
| 745 | ); |
| 746 | $routeTypeSet = array_flip($routeTypes); |
| 747 | |
| 748 | // Prefer the RIGHTMOST route-type match that still leaves at least |
| 749 | // one token after it (for a city). Neither "first" nor "last" alone |
| 750 | // works: taking the last match breaks when a city name itself ends in |
| 751 | // a route-type word ("Beverly Hills" - "Hills" is a valid suffix), and |
| 752 | // taking the first match breaks when the street name itself starts |
| 753 | // with a route-type word ("Park Ave ...", "Circle Dr ..."). A match |
| 754 | // with nothing after it is far more likely to be the tail of the city |
| 755 | // name than the street's actual route suffix, since a route suffix is |
| 756 | // normally followed by a city. |
| 757 | $findRouteBoundary = function(array $span) use ($routeTypeSet, $looksLikePoBoxLine): ?int { |
| 758 | // A span with no digit/PO-Box evidence at its head can only plausibly be |
| 759 | // a place name (e.g. "Lake Forest"), not a street/city hybrid - don't let |
| 760 | // a route-type word that's also a legitimate city-name word ("Lake", |
| 761 | // "Park", "Hills", ...) be mistaken for a street's route-type suffix here. |
| 762 | if ((preg_match('/^\d/', $span[0]) !== 1) && !$looksLikePoBoxLine($span)) { |
| 763 | return null; |
| 764 | } |
| 765 | |
| 766 | $routeEndIndex = null; |
| 767 | $lastSpanIndex = count($span) - 1; |
| 768 | foreach ($span as $idx => $word) { |
| 769 | $routeCandidate = strtolower(rtrim($word, '.')); |
| 770 | if (isset($routeTypeSet[$routeCandidate]) && ($idx < $lastSpanIndex)) { |
| 771 | $routeEndIndex = $idx; |
| 772 | } |
| 773 | } |
| 774 | return $routeEndIndex; |
| 775 | }; |
| 776 | |
| 777 | // City: remaining tokens before the state, in the same line |
| 778 | $before = array_slice($tokens[$stateLine], 0, $stateSpanStart); |
| 779 | if (!empty($before)) { |
| 780 | if ($hasPrecedingLine) { |
| 781 | // A comma already separates this from the street - it's just city. |
| 782 | $city = implode(' ', $before); |
| 783 | } else { |
| 784 | // This line carries city AND (with no comma to separate them) |
| 785 | // possibly the street portion too. Find where the street portion |
| 786 | // ends (its route-type suffix, if any) so city only takes what's |
| 787 | // left over, and hand the leading portion back for street parsing |
| 788 | // rather than losing it. If no route-type boundary can be found, |
| 789 | // city is left unguessed (null) rather than swallowing words that |
| 790 | // might be street, not city. |
| 791 | $routeEndIndex = $findRouteBoundary($before); |
| 792 | |
| 793 | if ($routeEndIndex !== null) { |
| 794 | $city = implode(' ', array_slice($before, $routeEndIndex + 1)); |
| 795 | if ($city === '') { |
| 796 | $city = null; |
| 797 | } |
| 798 | $trimmedLines[$stateLine] = array_slice($before, 0, $routeEndIndex + 1); |
| 799 | } else { |
| 800 | $trimmedLines[$stateLine] = $before; |
| 801 | } |
| 802 | } |
| 803 | } else { |
| 804 | // Fall back to the nearest preceding unconsumed line. If that line |
| 805 | // still looks like it carries the street (a route-type boundary can be |
| 806 | // found in it, it starts with a number, or it's a PO Box line), don't |
| 807 | // swallow it whole as city - split it the same way, or hand it back |
| 808 | // unsplit for street parsing, rather than silently discarding the street. |
| 809 | foreach ($lineKeys as $i) { |
| 810 | if (($i < $stateLine) && !in_array($i, $linesProcessed)) { |
| 811 | $candidateLine = $tokens[$i]; |
| 812 | $routeEndIndex = $findRouteBoundary($candidateLine); |
| 813 | |
| 814 | if ($routeEndIndex !== null) { |
| 815 | $city = implode(' ', array_slice($candidateLine, $routeEndIndex + 1)); |
| 816 | if ($city === '') { |
| 817 | $city = null; |
| 818 | } |
| 819 | $trimmedLines[$i] = array_slice($candidateLine, 0, $routeEndIndex + 1); |
| 820 | } else if ((preg_match('/^\d/', $candidateLine[0]) === 1) || $looksLikePoBoxLine($candidateLine)) { |
| 821 | $trimmedLines[$i] = $candidateLine; |
| 822 | } else { |
| 823 | $city = implode(' ', $candidateLine); |
| 824 | } |
| 825 | |
| 826 | $linesProcessed[] = $i; |
| 827 | break; |
| 828 | } |
| 829 | } |
| 830 | } |
| 831 | } |
| 832 | } |
| 833 | } |
| 834 | |
| 835 | // Country is only recognized as a distinct, unconsumed segment (never the state slot). |
| 836 | // Bare two-letter codes ("US"/"CA") are deliberately excluded here - only unambiguous |
| 837 | // full forms are accepted - because a bare "CA" can only safely be trusted as a state |
| 838 | // when the state-slot mechanism above resolves it; without a postal code to anchor |
| 839 | // that slot, a bare "CA" segment must not silently become "Canada" instead. |
| 840 | $countryLineValues = [ |
| 841 | 'US' => ['USA', 'U S A', 'UNITED STATES'], |
| 842 | 'CA' => ['CAN', 'CANADA'], |
| 843 | ]; |
| 844 | |
| 845 | foreach ($lineKeys as $i) { |
| 846 | if (in_array($i, $linesProcessed)) { |
| 847 | continue; |
| 848 | } |
| 849 | |
| 850 | $normalizedLine = strtoupper(str_replace('.', '', implode(' ', $tokens[$i]))); |
| 851 | |
| 852 | if (in_array($normalizedLine, $countryLineValues['CA'], true)) { |
| 853 | $country = 'CA'; |
| 854 | $linesProcessed[] = $i; |
| 855 | break; |
| 856 | } |
| 857 | |
| 858 | if (in_array($normalizedLine, $countryLineValues['US'], true)) { |
| 859 | $country = 'US'; |
| 860 | $linesProcessed[] = $i; |
| 861 | break; |
| 862 | } |
| 863 | } |
| 864 | |
| 865 | return [ |
| 866 | 'city' => $city, |
| 867 | 'stateName' => $stateName, |
| 868 | 'stateCode' => $stateCode, |
| 869 | 'postalCode' => $postalCode, |
| 870 | 'zip4' => $zip4, |
| 871 | 'country' => $country, |
| 872 | 'linesProcessed' => $linesProcessed, |
| 873 | 'trimmedLines' => $trimmedLines, |
| 874 | ]; |
| 875 | } |
| 876 | |
| 877 | /** |
| 878 | * Extract street/location details (PO Box, unit, direction, route type, street number/name) |
| 879 | * |
| 880 | * Operates on whatever lines extractGeo() didn't consume. The primary (first) line is |
| 881 | * where the street number, name, route type and direction are extracted from; a |
| 882 | * secondary line is only pulled in if it looks like a unit (e.g. a comma-separated |
| 883 | * "Apt 3B" segment) so that an unrecognized trailing line (e.g. a city extractGeo() |
| 884 | * couldn't place) is never merged into the street name. Each step removes the tokens it |
| 885 | * claims before the next step runs, so nothing can be claimed twice. |
| 886 | * |
| 887 | * @param array $lines |
| 888 | * @param AddressValues $addressValues |
| 889 | * @return array |
| 890 | */ |
| 891 | protected function extractLocation(array $lines, AddressValues $addressValues): array |
| 892 | { |
| 893 | $lines = array_values($lines); |
| 894 | |
| 895 | $streetNumber = null; |
| 896 | $streetName = null; |
| 897 | $routeType = null; |
| 898 | $unit = null; |
| 899 | $direction = null; |
| 900 | $directionPosition = null; |
| 901 | $isPoBox = false; |
| 902 | |
| 903 | if (empty($lines)) { |
| 904 | return compact('streetNumber', 'streetName', 'routeType', 'direction', 'directionPosition', 'unit', 'isPoBox'); |
| 905 | } |
| 906 | |
| 907 | $unitTypes = array_map('strtoupper', $addressValues->getUnitTypes()); |
| 908 | $unitTypeSet = array_flip($unitTypes); |
| 909 | $routeTypes = array_merge( |
| 910 | array_map('strtolower', $addressValues->getRouteTypes(true)), |
| 911 | $addressValues->getCommonRouteTypes() |
| 912 | ); |
| 913 | $routeTypeSet = array_flip($routeTypes); |
| 914 | $poBoxRegex = '/^(P\.?O\.?\s*Box|POB|Box)$/i'; |
| 915 | |
| 916 | // Pick the primary (street) line: the first remaining line with STRONG evidence of |
| 917 | // being the street - a leading number AND a trailing route-type word together, or a |
| 918 | // match for the PO Box pattern. This matters when a non-street line sorts ahead of the |
| 919 | // real street line (e.g. a recipient name: "John Smith, 123 Main St, ..."); without |
| 920 | // it, the recipient name would be mistaken for the street name and the real street |
| 921 | // silently dropped. Requiring BOTH signals (not just one) matters just as much: a line |
| 922 | // that only weakly matches one signal - e.g. "4th Floor" starts with a digit but isn't |
| 923 | // a street - must not be promoted over the true street line just because that line |
| 924 | // (e.g. "Broadway") has no recognizable route-type suffix of its own. Falls back to |
| 925 | // the first line when nothing qualifies. |
| 926 | $primaryIndex = 0; |
| 927 | foreach ($lines as $idx => $line) { |
| 928 | $lastLineIndex = count($line) - 1; |
| 929 | $looksLikePoBox = (preg_match($poBoxRegex, str_replace(' ', '', $line[0])) === 1) |
| 930 | || ((count($line) >= 2) && (strcasecmp(str_replace('.', '', $line[0]), 'PO') === 0) && (strcasecmp($line[1], 'Box') === 0)); |
| 931 | $looksLikeStreet = $looksLikePoBox |
| 932 | || ((preg_match('/^\d/', $line[0]) === 1) && isset($routeTypeSet[strtolower(rtrim($line[$lastLineIndex], '.'))])); |
| 933 | if ($looksLikeStreet) { |
| 934 | $primaryIndex = $idx; |
| 935 | break; |
| 936 | } |
| 937 | } |
| 938 | |
| 939 | $secondaryLines = $lines; |
| 940 | unset($secondaryLines[$primaryIndex]); |
| 941 | |
| 942 | // A trailing (non-primary) line is only pulled in as a unit if it looks like one: a |
| 943 | // recognized designator word co-occurring with a digit (e.g. "Apt 3B"), or a bare |
| 944 | // "#..." token. A designator word alone isn't enough - several unit-type words |
| 945 | // ("Front", "Rear", "Lobby", "Pier", "Side", "Fl", ...) are also ordinary English |
| 946 | // words that appear in real street names, so requiring a digit too is what keeps an |
| 947 | // unrecognized line like "FL" (a state, with no zip to anchor it) from being |
| 948 | // mistaken for a unit. Anything that doesn't qualify is left alone rather than |
| 949 | // merged into the street name. |
| 950 | foreach ($secondaryLines as $line) { |
| 951 | $hasDesignator = false; |
| 952 | $hasDigit = false; |
| 953 | foreach ($line as $word) { |
| 954 | if (isset($unitTypeSet[strtoupper(rtrim($word, '.'))])) { |
| 955 | $hasDesignator = true; |
| 956 | } |
| 957 | if (preg_match('/\d/', $word) === 1) { |
| 958 | $hasDigit = true; |
| 959 | } |
| 960 | } |
| 961 | if (($hasDesignator && $hasDigit) || str_starts_with($line[0], '#')) { |
| 962 | $unit = implode(' ', $line); |
| 963 | break; |
| 964 | } |
| 965 | } |
| 966 | |
| 967 | $tokens = $lines[$primaryIndex]; |
| 968 | |
| 969 | // PO Box, e.g. "PO Box 1234", "P.O. Box 1234", "POB 1234", "Box 1234" |
| 970 | if ((count($tokens) >= 2) && (preg_match($poBoxRegex, str_replace(' ', '', $tokens[0])) === 1) |
| 971 | && (preg_match('/^\d+[A-Za-z]?$/', $tokens[1]) === 1)) { |
| 972 | return [ |
| 973 | 'streetNumber' => null, |
| 974 | 'streetName' => 'PO Box ' . $tokens[1], |
| 975 | 'routeType' => null, |
| 976 | 'direction' => null, |
| 977 | 'directionPosition' => null, |
| 978 | 'unit' => $unit, |
| 979 | 'isPoBox' => true, |
| 980 | ]; |
| 981 | } |
| 982 | // "PO" "Box" "1234" as three separate tokens (e.g. from "P.O. Box 1234") |
| 983 | if ((count($tokens) >= 3) && (strcasecmp(str_replace('.', '', $tokens[0]), 'PO') === 0) |
| 984 | && (strcasecmp($tokens[1], 'Box') === 0) && (preg_match('/^\d+[A-Za-z]?$/', $tokens[2]) === 1)) { |
| 985 | return [ |
| 986 | 'streetNumber' => null, |
| 987 | 'streetName' => 'PO Box ' . $tokens[2], |
| 988 | 'routeType' => null, |
| 989 | 'direction' => null, |
| 990 | 'directionPosition' => null, |
| 991 | 'unit' => $unit, |
| 992 | 'isPoBox' => true, |
| 993 | ]; |
| 994 | } |
| 995 | |
| 996 | // Unit designator within the primary line: anchored to the tail (a bare "#..." last |
| 997 | // token, or a recognized designator word immediately followed by a value token that |
| 998 | // contains a digit). Anchoring here - rather than scanning the whole line - is what |
| 999 | // keeps a street name like "123 Front St" or "500 Pier Rd" from having its second |
| 1000 | // word mistaken for a unit designator; "Front"/"Pier" are unit-type words too, but |
| 1001 | // "St"/"Rd" right after them don't look like a unit value. |
| 1002 | if ($unit === null) { |
| 1003 | $lastIndex = count($tokens) - 1; |
| 1004 | if (($lastIndex >= 0) && str_starts_with($tokens[$lastIndex], '#')) { |
| 1005 | $unit = $tokens[$lastIndex]; |
| 1006 | array_splice($tokens, $lastIndex, 1); |
| 1007 | } else if ($lastIndex >= 1) { |
| 1008 | $designatorCandidate = strtoupper(rtrim($tokens[$lastIndex - 1], '.')); |
| 1009 | if (isset($unitTypeSet[$designatorCandidate]) && (preg_match('/\d/', $tokens[$lastIndex]) === 1)) { |
| 1010 | $unit = $tokens[$lastIndex - 1] . ' ' . $tokens[$lastIndex]; |
| 1011 | array_splice($tokens, $lastIndex - 1, 2); |
| 1012 | } |
| 1013 | } |
| 1014 | } |
| 1015 | |
| 1016 | // Direction: recognized only as a prefix (immediately after the street number) or a |
| 1017 | // suffix (the very last remaining token) - never in the middle of the street name. |
| 1018 | $directionSet = []; |
| 1019 | foreach ($addressValues->getDirections() as $value) { |
| 1020 | $directionSet[strtoupper(trim($value))] = true; |
| 1021 | } |
| 1022 | |
| 1023 | if (count($tokens) > 1) { |
| 1024 | $prefixCandidate = strtoupper(rtrim($tokens[1], '.')); |
| 1025 | if (isset($directionSet[$prefixCandidate])) { |
| 1026 | $direction = $tokens[1]; |
| 1027 | $directionPosition = 0; |
| 1028 | array_splice($tokens, 1, 1); |
| 1029 | } |
| 1030 | } |
| 1031 | if (($direction === null) && (count($tokens) > 1)) { |
| 1032 | $lastIndex = count($tokens) - 1; |
| 1033 | $suffixCandidate = strtoupper(rtrim($tokens[$lastIndex], '.')); |
| 1034 | if (isset($directionSet[$suffixCandidate])) { |
| 1035 | $direction = $tokens[$lastIndex]; |
| 1036 | $directionPosition = 1; |
| 1037 | array_splice($tokens, $lastIndex, 1); |
| 1038 | } |
| 1039 | } |
| 1040 | |
| 1041 | // Route type: only recognized as the last remaining token, not merely present |
| 1042 | // anywhere in the street name (this is what fixes e.g. "Park" in "Park Granada" |
| 1043 | // being mistaken for a route-type suffix). |
| 1044 | if (!empty($tokens)) { |
| 1045 | $lastIndex = count($tokens) - 1; |
| 1046 | $candidate = strtolower(rtrim($tokens[$lastIndex], '.')); |
| 1047 | if (isset($routeTypeSet[$candidate])) { |
| 1048 | $routeType = $tokens[$lastIndex]; |
| 1049 | array_splice($tokens, $lastIndex, 1); |
| 1050 | } |
| 1051 | } |
| 1052 | |
| 1053 | // Street number / name |
| 1054 | if (!empty($tokens)) { |
| 1055 | if (preg_match('/^\d/', $tokens[0]) === 1) { |
| 1056 | $streetNumber = $tokens[0]; |
| 1057 | $streetName = implode(' ', array_slice($tokens, 1)); |
| 1058 | } else { |
| 1059 | $streetName = implode(' ', $tokens); |
| 1060 | } |
| 1061 | if ($streetName === '') { |
| 1062 | $streetName = null; |
| 1063 | } |
| 1064 | } |
| 1065 | |
| 1066 | return compact('streetNumber', 'streetName', 'routeType', 'direction', 'directionPosition', 'unit', 'isPoBox'); |
| 1067 | } |
| 1068 | |
| 1069 | /** |
| 1070 | * To string method |
| 1071 | * |
| 1072 | * @return string |
| 1073 | */ |
| 1074 | public function __toString(): string |
| 1075 | { |
| 1076 | return $this->getFullAddress(); |
| 1077 | } |
| 1078 | |
| 1079 | } |