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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\Nav; |
| 16 | |
| 17 | use Pop\Acl\Acl; |
| 18 | use Pop\Acl\AclRole; |
| 19 | use Pop\Dom\Child; |
| 20 | |
| 21 | /** |
| 22 | * Nav class |
| 23 | * |
| 24 | * @category Pop |
| 25 | * @package Pop\Nav |
| 26 | * @author Nick Sagona, III <nick@popphp.org> |
| 27 | * @copyright Copyright (c) 2009-2026 Nick Sagona, III |
| 28 | * @license https://www.popphp.org/license New BSD License |
| 29 | * @version 5.0.0 |
| 30 | */ |
| 31 | class Nav |
| 32 | { |
| 33 | |
| 34 | /** |
| 35 | * Nav tree |
| 36 | * @var array |
| 37 | */ |
| 38 | protected array $tree = []; |
| 39 | |
| 40 | /** |
| 41 | * Nav config |
| 42 | * @var array |
| 43 | */ |
| 44 | protected array $config = []; |
| 45 | |
| 46 | /** |
| 47 | * Acl object |
| 48 | * @var ?Acl |
| 49 | */ |
| 50 | protected ?Acl $acl = null; |
| 51 | |
| 52 | /** |
| 53 | * AclRole role objects |
| 54 | * @var array |
| 55 | */ |
| 56 | protected array $roles = []; |
| 57 | |
| 58 | /** |
| 59 | * Acl strict flag |
| 60 | * @var bool |
| 61 | */ |
| 62 | protected bool $aclStrict = false; |
| 63 | |
| 64 | /** |
| 65 | * Indentation |
| 66 | * @var ?string |
| 67 | */ |
| 68 | protected ?string $indent = null; |
| 69 | |
| 70 | /** |
| 71 | * Base URL |
| 72 | * @var ?string |
| 73 | */ |
| 74 | protected ?string $baseUrl = null; |
| 75 | |
| 76 | /** |
| 77 | * Current URL, used to determine the "on"/"off" link class. |
| 78 | * Falls back to $_SERVER['REQUEST_URI'] when not explicitly set. |
| 79 | * @var ?string |
| 80 | */ |
| 81 | protected ?string $currentUrl = null; |
| 82 | |
| 83 | /** |
| 84 | * Nav parent level |
| 85 | * @var int |
| 86 | */ |
| 87 | protected int $parentLevel = 1; |
| 88 | |
| 89 | /** |
| 90 | * Nav child level |
| 91 | * @var int |
| 92 | */ |
| 93 | protected int $childLevel = 1; |
| 94 | |
| 95 | /** |
| 96 | * Return false flag |
| 97 | * @var bool |
| 98 | */ |
| 99 | protected bool $returnFalse = false; |
| 100 | |
| 101 | /** |
| 102 | * Parent nav element |
| 103 | * @var ?Child |
| 104 | */ |
| 105 | protected ?Child $nav = null; |
| 106 | |
| 107 | /** |
| 108 | * Constructor |
| 109 | * |
| 110 | * Instantiate the nav object |
| 111 | * |
| 112 | * @param ?array $tree |
| 113 | * @param ?array $config |
| 114 | */ |
| 115 | public function __construct(?array $tree = null, ?array $config = null) |
| 116 | { |
| 117 | $this->setTree($tree); |
| 118 | $this->setConfig($config); |
| 119 | } |
| 120 | |
| 121 | /** |
| 122 | * Set the return false flag |
| 123 | * |
| 124 | * @param bool $return |
| 125 | * @return Nav |
| 126 | */ |
| 127 | public function returnFalse(bool $return): Nav |
| 128 | { |
| 129 | $this->returnFalse = $return; |
| 130 | return $this; |
| 131 | } |
| 132 | |
| 133 | /** |
| 134 | * Set the nav tree |
| 135 | * |
| 136 | * @param ?array $tree |
| 137 | * @return Nav |
| 138 | */ |
| 139 | public function setTree(?array $tree = null): Nav |
| 140 | { |
| 141 | $this->tree = ($tree !== null) ? $tree : []; |
| 142 | $this->nav = null; |
| 143 | return $this; |
| 144 | } |
| 145 | |
| 146 | /** |
| 147 | * Add to a nav tree branch |
| 148 | * |
| 149 | * @param array $branch |
| 150 | * @param bool $prepend |
| 151 | * @return Nav |
| 152 | */ |
| 153 | public function addBranch(array $branch, bool $prepend = false): Nav |
| 154 | { |
| 155 | if (isset($branch['name'])) { |
| 156 | $branch = [$branch]; |
| 157 | } |
| 158 | $this->tree = ($prepend) ? array_merge($branch, $this->tree) : array_merge($this->tree, $branch); |
| 159 | $this->nav = null; |
| 160 | return $this; |
| 161 | } |
| 162 | |
| 163 | /** |
| 164 | * Add to a leaf to nav tree branch |
| 165 | * |
| 166 | * @param string $branch |
| 167 | * @param array $leaf |
| 168 | * @param ?int $pos |
| 169 | * @param bool $prepend |
| 170 | * @return Nav |
| 171 | */ |
| 172 | public function addLeaf(string $branch, array $leaf, ?int $pos = null, bool $prepend = false): Nav |
| 173 | { |
| 174 | $this->tree = $this->traverseTree($this->tree, $branch, $leaf, $pos, $prepend); |
| 175 | $this->parentLevel = 1; |
| 176 | $this->childLevel = 1; |
| 177 | $this->nav = null; |
| 178 | return $this; |
| 179 | } |
| 180 | |
| 181 | /** |
| 182 | * Set the nav tree |
| 183 | * |
| 184 | * @param ?array $config |
| 185 | * @return Nav |
| 186 | */ |
| 187 | public function setConfig(?array $config = null): Nav |
| 188 | { |
| 189 | if ($config === null) { |
| 190 | $this->config = [ |
| 191 | 'top' => [ |
| 192 | 'node' => 'nav' |
| 193 | ], |
| 194 | 'parent' => [ |
| 195 | 'node' => 'nav' |
| 196 | ], |
| 197 | 'child' => [ |
| 198 | 'node' => 'nav' |
| 199 | ] |
| 200 | ]; |
| 201 | } else { |
| 202 | $this->config = $config; |
| 203 | } |
| 204 | |
| 205 | if (isset($config['indent'])) { |
| 206 | $this->setIndent($config['indent']); |
| 207 | } |
| 208 | |
| 209 | if (isset($config['baseUrl'])) { |
| 210 | $this->setBaseUrl($config['baseUrl']); |
| 211 | } |
| 212 | |
| 213 | if (isset($config['currentUrl'])) { |
| 214 | $this->setCurrentUrl($config['currentUrl']); |
| 215 | } |
| 216 | |
| 217 | return $this; |
| 218 | } |
| 219 | |
| 220 | /** |
| 221 | * Set the Acl object |
| 222 | * |
| 223 | * @param ?Acl $acl |
| 224 | * @return Nav |
| 225 | */ |
| 226 | public function setAcl(?Acl $acl = null): Nav |
| 227 | { |
| 228 | $this->acl = $acl; |
| 229 | return $this; |
| 230 | } |
| 231 | |
| 232 | /** |
| 233 | * Set a AclRole object (alias method) |
| 234 | * |
| 235 | * @param ?AclRole $role |
| 236 | * @return Nav |
| 237 | */ |
| 238 | public function setRole(?AclRole $role = null): Nav |
| 239 | { |
| 240 | $this->roles[$role->getName()] = $role; |
| 241 | return $this; |
| 242 | } |
| 243 | |
| 244 | /** |
| 245 | * Add a AclRole object |
| 246 | * |
| 247 | * @param ?AclRole $role |
| 248 | * @return Nav |
| 249 | */ |
| 250 | public function addRole(?AclRole $role = null): Nav |
| 251 | { |
| 252 | return $this->setRole($role); |
| 253 | } |
| 254 | |
| 255 | /** |
| 256 | * Add AclRole objects |
| 257 | * |
| 258 | * @param array $roles |
| 259 | * @return Nav |
| 260 | */ |
| 261 | public function addRoles(array $roles): Nav |
| 262 | { |
| 263 | foreach ($roles as $role) { |
| 264 | $this->setRole($role); |
| 265 | } |
| 266 | |
| 267 | return $this; |
| 268 | } |
| 269 | |
| 270 | /** |
| 271 | * Set the Acl object as strict evaluation |
| 272 | * |
| 273 | * @param bool $strict |
| 274 | * @return Nav |
| 275 | */ |
| 276 | public function setAclStrict(bool $strict): Nav |
| 277 | { |
| 278 | $this->aclStrict = $strict; |
| 279 | return $this; |
| 280 | } |
| 281 | |
| 282 | /** |
| 283 | * Set the indent |
| 284 | * |
| 285 | * @param string $indent |
| 286 | * @return Nav |
| 287 | */ |
| 288 | public function setIndent(string $indent): Nav |
| 289 | { |
| 290 | $this->indent = $indent; |
| 291 | return $this; |
| 292 | } |
| 293 | |
| 294 | /** |
| 295 | * Set the base URL |
| 296 | * |
| 297 | * @param string $baseUrl |
| 298 | * @return Nav |
| 299 | */ |
| 300 | public function setBaseUrl(string $baseUrl): Nav |
| 301 | { |
| 302 | $this->baseUrl = $baseUrl; |
| 303 | return $this; |
| 304 | } |
| 305 | |
| 306 | /** |
| 307 | * Set the current URL, used to determine the "on"/"off" link class. |
| 308 | * If not set, falls back to $_SERVER['REQUEST_URI']. |
| 309 | * |
| 310 | * @param string $currentUrl |
| 311 | * @return Nav |
| 312 | */ |
| 313 | public function setCurrentUrl(string $currentUrl): Nav |
| 314 | { |
| 315 | $this->currentUrl = $currentUrl; |
| 316 | return $this; |
| 317 | } |
| 318 | |
| 319 | /** |
| 320 | * Set parent level |
| 321 | * |
| 322 | * @param int $level |
| 323 | * @return Nav |
| 324 | */ |
| 325 | public function setParentLevel(int $level): Nav |
| 326 | { |
| 327 | $this->parentLevel = $level; |
| 328 | return $this; |
| 329 | } |
| 330 | |
| 331 | /** |
| 332 | * Increment parent level |
| 333 | * |
| 334 | * @return Nav |
| 335 | */ |
| 336 | public function incrementParentLevel(): Nav |
| 337 | { |
| 338 | $this->parentLevel++; |
| 339 | return $this; |
| 340 | } |
| 341 | |
| 342 | /** |
| 343 | * Decrement parent level |
| 344 | * |
| 345 | * @return Nav |
| 346 | */ |
| 347 | public function decrementParentLevel(): Nav |
| 348 | { |
| 349 | $this->parentLevel--; |
| 350 | return $this; |
| 351 | } |
| 352 | |
| 353 | /** |
| 354 | * Set child level |
| 355 | * |
| 356 | * @param int $level |
| 357 | * @return Nav |
| 358 | */ |
| 359 | public function setChildLevel(int $level): Nav |
| 360 | { |
| 361 | $this->childLevel = $level; |
| 362 | return $this; |
| 363 | } |
| 364 | |
| 365 | /** |
| 366 | * Increment child level |
| 367 | * |
| 368 | * @return Nav |
| 369 | */ |
| 370 | public function incrementChildLevel(): Nav |
| 371 | { |
| 372 | $this->childLevel++; |
| 373 | return $this; |
| 374 | } |
| 375 | |
| 376 | /** |
| 377 | * Decrement child level |
| 378 | * |
| 379 | * @return Nav |
| 380 | */ |
| 381 | public function decrementChildLevel(): Nav |
| 382 | { |
| 383 | $this->childLevel--; |
| 384 | return $this; |
| 385 | } |
| 386 | |
| 387 | /** |
| 388 | * Set the return false flag |
| 389 | * |
| 390 | * @return bool |
| 391 | */ |
| 392 | public function isReturnFalse(): bool |
| 393 | { |
| 394 | return $this->returnFalse; |
| 395 | } |
| 396 | |
| 397 | /** |
| 398 | * Determine if the Acl object is set as strict evaluation |
| 399 | * |
| 400 | * @return bool |
| 401 | */ |
| 402 | public function isAclStrict(): bool |
| 403 | { |
| 404 | return $this->aclStrict; |
| 405 | } |
| 406 | |
| 407 | /** |
| 408 | * Get the nav tree |
| 409 | * |
| 410 | * @return array |
| 411 | */ |
| 412 | public function getTree(): array |
| 413 | { |
| 414 | return $this->tree; |
| 415 | } |
| 416 | |
| 417 | /** |
| 418 | * Get the config |
| 419 | * |
| 420 | * @return array |
| 421 | */ |
| 422 | public function getConfig(): array |
| 423 | { |
| 424 | return $this->config; |
| 425 | } |
| 426 | |
| 427 | /** |
| 428 | * Get the Acl object |
| 429 | * |
| 430 | * @return Acl|null |
| 431 | */ |
| 432 | public function getAcl(): Acl|null |
| 433 | { |
| 434 | return $this->acl; |
| 435 | } |
| 436 | |
| 437 | /** |
| 438 | * Determine if there is an ACL object |
| 439 | * |
| 440 | * @return bool |
| 441 | */ |
| 442 | public function hasAcl(): bool |
| 443 | { |
| 444 | return ($this->acl !== null); |
| 445 | } |
| 446 | |
| 447 | /** |
| 448 | * Determine if there are roles |
| 449 | * |
| 450 | * @return bool |
| 451 | */ |
| 452 | public function hasRoles(): bool |
| 453 | { |
| 454 | return (count($this->roles) > 0); |
| 455 | } |
| 456 | |
| 457 | /** |
| 458 | * Determine if there is a certain role |
| 459 | * |
| 460 | * @param string $name |
| 461 | * @return bool |
| 462 | */ |
| 463 | public function hasRole(string $name): bool |
| 464 | { |
| 465 | return (isset($this->roles[$name])); |
| 466 | } |
| 467 | |
| 468 | /** |
| 469 | * Get the AclRole objects |
| 470 | * |
| 471 | * @return array |
| 472 | */ |
| 473 | public function getRoles(): array |
| 474 | { |
| 475 | return $this->roles; |
| 476 | } |
| 477 | |
| 478 | /** |
| 479 | * Get a AclRole object |
| 480 | * |
| 481 | * @param string $name |
| 482 | * @return AclRole|null |
| 483 | */ |
| 484 | public function getRole(string $name): AclRole|null |
| 485 | { |
| 486 | return $this->roles[$name] ?? null; |
| 487 | } |
| 488 | |
| 489 | /** |
| 490 | * Get the indent |
| 491 | * |
| 492 | * @return string|null |
| 493 | */ |
| 494 | public function getIndent(): string|null |
| 495 | { |
| 496 | return $this->indent; |
| 497 | } |
| 498 | |
| 499 | /** |
| 500 | * Get the base URL |
| 501 | * |
| 502 | * @return string|null |
| 503 | */ |
| 504 | public function getBaseUrl(): string|null |
| 505 | { |
| 506 | return $this->baseUrl; |
| 507 | } |
| 508 | |
| 509 | /** |
| 510 | * Get the current URL |
| 511 | * |
| 512 | * @return string|null |
| 513 | */ |
| 514 | public function getCurrentUrl(): string|null |
| 515 | { |
| 516 | return $this->currentUrl; |
| 517 | } |
| 518 | |
| 519 | /** |
| 520 | * Get parent level |
| 521 | * |
| 522 | * @return int |
| 523 | */ |
| 524 | public function getParentLevel(): int |
| 525 | { |
| 526 | return $this->parentLevel; |
| 527 | } |
| 528 | |
| 529 | /** |
| 530 | * Get child level |
| 531 | * |
| 532 | * @return int |
| 533 | */ |
| 534 | public function getChildLevel(): int |
| 535 | { |
| 536 | return $this->childLevel; |
| 537 | } |
| 538 | |
| 539 | /** |
| 540 | * Get the nav object |
| 541 | * |
| 542 | * @return Child |
| 543 | */ |
| 544 | public function getNav(): Child |
| 545 | { |
| 546 | if ($this->nav === null) { |
| 547 | $this->nav = NavBuilder::build($this, $this->tree); |
| 548 | } |
| 549 | return $this->nav; |
| 550 | } |
| 551 | |
| 552 | /** |
| 553 | * Get the nav object (alias) |
| 554 | * |
| 555 | * @return Child |
| 556 | */ |
| 557 | public function nav(): Child |
| 558 | { |
| 559 | return $this->getNav(); |
| 560 | } |
| 561 | |
| 562 | /** |
| 563 | * Build the nav object |
| 564 | * |
| 565 | * @return Nav |
| 566 | */ |
| 567 | public function build(): Nav |
| 568 | { |
| 569 | if ($this->nav === null) { |
| 570 | $this->nav = NavBuilder::build($this, $this->tree); |
| 571 | } |
| 572 | return $this; |
| 573 | } |
| 574 | |
| 575 | /** |
| 576 | * Re-build the nav object |
| 577 | * |
| 578 | * @return Nav |
| 579 | */ |
| 580 | public function rebuild(): Nav |
| 581 | { |
| 582 | $this->parentLevel = 1; |
| 583 | $this->childLevel = 1; |
| 584 | $this->nav = NavBuilder::build($this, $this->tree); |
| 585 | return $this; |
| 586 | } |
| 587 | |
| 588 | /** |
| 589 | * Render the nav object |
| 590 | * |
| 591 | * @return string |
| 592 | */ |
| 593 | public function render(): string |
| 594 | { |
| 595 | if ($this->nav === null) { |
| 596 | $this->nav = NavBuilder::build($this, $this->tree); |
| 597 | } |
| 598 | |
| 599 | return ($this->nav->hasChildren()) ? $this->nav->render() : ''; |
| 600 | } |
| 601 | |
| 602 | /** |
| 603 | * Render Nav object to string |
| 604 | * |
| 605 | * @return string |
| 606 | */ |
| 607 | public function __toString() |
| 608 | { |
| 609 | return $this->render(); |
| 610 | } |
| 611 | |
| 612 | /** |
| 613 | * Traverse tree to insert new leaf |
| 614 | * |
| 615 | * @param array $tree |
| 616 | * @param string $branch |
| 617 | * @param array $newLeaf |
| 618 | * @param ?int $pos |
| 619 | * @param bool $prepend |
| 620 | * @param int $depth |
| 621 | * @return array |
| 622 | */ |
| 623 | protected function traverseTree( |
| 624 | array $tree, string $branch, array $newLeaf, ?int $pos = null, bool $prepend = false, int $depth = 0 |
| 625 | ): array |
| 626 | { |
| 627 | $t = []; |
| 628 | foreach ($tree as $leaf) { |
| 629 | if ((($pos === null) || ($pos == $depth)) && ($leaf['name'] == $branch)) { |
| 630 | if (isset($leaf['children'])) { |
| 631 | $leaf['children'] = ($prepend) ? |
| 632 | array_merge([$newLeaf], $leaf['children']) : array_merge($leaf['children'], [$newLeaf]); |
| 633 | } else { |
| 634 | $leaf['children'] = [$newLeaf]; |
| 635 | } |
| 636 | } |
| 637 | if (isset($leaf['children'])) { |
| 638 | $leaf['children'] = $this->traverseTree($leaf['children'], $branch, $newLeaf, $pos, $prepend, ($depth + 1)); |
| 639 | } |
| 640 | $t[] = $leaf; |
| 641 | } |
| 642 | |
| 643 | return $t; |
| 644 | } |
| 645 | |
| 646 | } |