| 1 |
<?php |
| 2 |
/** |
| 3 |
* ObjectHandler.php |
| 4 |
* |
| 5 |
* The ObjectHandler class file. |
| 6 |
* |
| 7 |
* PHP versions 5 |
| 8 |
* |
| 9 |
* @author Alexander Schneider <alexanderschneider85@gmail.com> |
| 10 |
* @copyright 2008-2017 Alexander Schneider |
| 11 |
* @license http://www.gnu.org/licenses/gpl-2.0.html GNU General Public License, version 2 |
| 12 |
* @version SVN: $id$ |
| 13 |
* @link http://wordpress.org/extend/plugins/user-access-manager/ |
| 14 |
*/ |
| 15 |
namespace UserAccessManager\ObjectHandler; |
| 16 |
|
| 17 |
use UserAccessManager\Database\Database; |
| 18 |
use UserAccessManager\Wrapper\Wordpress; |
| 19 |
|
| 20 |
/** |
| 21 |
* Class ObjectHandler |
| 22 |
* |
| 23 |
* @package UserAccessManager\ObjectHandler |
| 24 |
*/ |
| 25 |
class ObjectHandler |
| 26 |
{ |
| 27 |
const TREE_MAP_PARENTS = 'PARENT'; |
| 28 |
const TREE_MAP_CHILDREN = 'CHILDREN'; |
| 29 |
const GENERAL_ROLE_OBJECT_TYPE = '_role_'; |
| 30 |
const GENERAL_USER_OBJECT_TYPE = '_user_'; |
| 31 |
const GENERAL_POST_OBJECT_TYPE = '_post_'; |
| 32 |
const GENERAL_TERM_OBJECT_TYPE = '_term_'; |
| 33 |
const ATTACHMENT_OBJECT_TYPE = 'attachment'; |
| 34 |
const POST_OBJECT_TYPE = 'post'; |
| 35 |
const PAGE_OBJECT_TYPE = 'page'; |
| 36 |
|
| 37 |
/** |
| 38 |
* @var Wordpress |
| 39 |
*/ |
| 40 |
private $wordpress; |
| 41 |
|
| 42 |
/** |
| 43 |
* @var Database |
| 44 |
*/ |
| 45 |
private $database; |
| 46 |
|
| 47 |
/** |
| 48 |
* @var null|array |
| 49 |
*/ |
| 50 |
private $postTypes = null; |
| 51 |
|
| 52 |
/** |
| 53 |
* @var null|array |
| 54 |
*/ |
| 55 |
private $taxonomies = null; |
| 56 |
|
| 57 |
/** |
| 58 |
* @var \WP_User |
| 59 |
*/ |
| 60 |
private $users = null; |
| 61 |
|
| 62 |
/** |
| 63 |
* @var \WP_Post[] |
| 64 |
*/ |
| 65 |
private $posts = null; |
| 66 |
|
| 67 |
/** |
| 68 |
* @var \WP_Term[] |
| 69 |
*/ |
| 70 |
private $terms = null; |
| 71 |
|
| 72 |
/** |
| 73 |
* @var null|array |
| 74 |
*/ |
| 75 |
private $termPostMap = null; |
| 76 |
|
| 77 |
/** |
| 78 |
* @var null|array |
| 79 |
*/ |
| 80 |
private $postTermMap = null; |
| 81 |
|
| 82 |
/** |
| 83 |
* @var null|array |
| 84 |
*/ |
| 85 |
private $termTreeMap = null; |
| 86 |
|
| 87 |
/** |
| 88 |
* @var null|array |
| 89 |
*/ |
| 90 |
private $postTreeMap = null; |
| 91 |
|
| 92 |
/** |
| 93 |
* @var array |
| 94 |
*/ |
| 95 |
private $pluggableObjects = []; |
| 96 |
|
| 97 |
/** |
| 98 |
* @var null|array |
| 99 |
*/ |
| 100 |
private $objectTypes = null; |
| 101 |
|
| 102 |
/** |
| 103 |
* @var null|array |
| 104 |
*/ |
| 105 |
private $allObjectTypes = null; |
| 106 |
|
| 107 |
/** |
| 108 |
* @var array |
| 109 |
*/ |
| 110 |
private $validObjectTypes = []; |
| 111 |
|
| 112 |
/** |
| 113 |
* Cache constructor. |
| 114 |
* |
| 115 |
* @param Wordpress $wordpress |
| 116 |
* @param Database $database |
| 117 |
*/ |
| 118 |
public function __construct(Wordpress $wordpress, Database $database) |
| 119 |
{ |
| 120 |
$this->wordpress = $wordpress; |
| 121 |
$this->database = $database; |
| 122 |
} |
| 123 |
|
| 124 |
/** |
| 125 |
* Returns all post types. |
| 126 |
* |
| 127 |
* @return array |
| 128 |
*/ |
| 129 |
public function getPostTypes() |
| 130 |
{ |
| 131 |
if ($this->postTypes === null) { |
| 132 |
$this->postTypes = $this->wordpress->getPostTypes(['public' => true]); |
| 133 |
} |
| 134 |
|
| 135 |
return $this->postTypes; |
| 136 |
} |
| 137 |
|
| 138 |
/** |
| 139 |
* Returns the taxonomies. |
| 140 |
* |
| 141 |
* @return array |
| 142 |
*/ |
| 143 |
public function getTaxonomies() |
| 144 |
{ |
| 145 |
if ($this->taxonomies === null) { |
| 146 |
$this->taxonomies = $this->wordpress->getTaxonomies(['public' => true]); |
| 147 |
} |
| 148 |
|
| 149 |
return $this->taxonomies; |
| 150 |
} |
| 151 |
|
| 152 |
/** |
| 153 |
* Returns a user. |
| 154 |
* |
| 155 |
* @param int|string $id The user id. |
| 156 |
* |
| 157 |
* @return \WP_User|false |
| 158 |
*/ |
| 159 |
public function getUser($id) |
| 160 |
{ |
| 161 |
if (isset($this->users[$id]) === false) { |
| 162 |
$this->users[$id] = $this->wordpress->getUserData($id); |
| 163 |
} |
| 164 |
|
| 165 |
return $this->users[$id]; |
| 166 |
} |
| 167 |
|
| 168 |
/** |
| 169 |
* Returns a post. |
| 170 |
* |
| 171 |
* @param int $id The post id. |
| 172 |
* |
| 173 |
* @return \WP_Post|false |
| 174 |
*/ |
| 175 |
public function getPost($id) |
| 176 |
{ |
| 177 |
if (isset($this->posts[$id]) === false) { |
| 178 |
$post = $this->wordpress->getPost($id); |
| 179 |
$this->posts[$id] = ($post instanceof \WP_Post) ? $post : false; |
| 180 |
} |
| 181 |
|
| 182 |
return $this->posts[$id]; |
| 183 |
} |
| 184 |
|
| 185 |
/** |
| 186 |
* Returns a term. |
| 187 |
* |
| 188 |
* @param int $id The term id. |
| 189 |
* @param string $taxonomy The taxonomy. |
| 190 |
* |
| 191 |
* @return false|\WP_Term |
| 192 |
*/ |
| 193 |
public function getTerm($id, $taxonomy = '') |
| 194 |
{ |
| 195 |
$fullId = $id.'|'.$taxonomy; |
| 196 |
|
| 197 |
if (isset($this->terms[$fullId]) === false) { |
| 198 |
$term = $this->wordpress->getTerm($id, $taxonomy); |
| 199 |
$this->terms[$fullId] = ($term instanceof \WP_Term) ? $term : false; |
| 200 |
} |
| 201 |
|
| 202 |
return $this->terms[$fullId]; |
| 203 |
} |
| 204 |
|
| 205 |
/** |
| 206 |
* Resolves all tree map elements |
| 207 |
* |
| 208 |
* @param array $map |
| 209 |
* @param array $subMap |
| 210 |
* @param array $processed |
| 211 |
* |
| 212 |
* @return array |
| 213 |
*/ |
| 214 |
private function processTreeMapElements(array &$map, array $subMap = null, array $processed = []) |
| 215 |
{ |
| 216 |
$processMap = ($subMap === null) ? $map : $subMap; |
| 217 |
|
| 218 |
foreach ($processMap as $id => $subIds) { |
| 219 |
foreach ($subIds as $subId => $type) { |
| 220 |
if (isset($map[$subId]) === true && isset($processed[$subId]) !== $id) { |
| 221 |
$map[$id] += $this->processTreeMapElements($map, [$subId => $map[$subId]], $processed)[$subId]; |
| 222 |
$processed[$id] = $subId; |
| 223 |
} |
| 224 |
} |
| 225 |
} |
| 226 |
|
| 227 |
return $map; |
| 228 |
} |
| 229 |
|
| 230 |
/** |
| 231 |
* Returns the tree map for the query. |
| 232 |
* |
| 233 |
* @param string $select |
| 234 |
* @param string $generalType |
| 235 |
* |
| 236 |
* @return array |
| 237 |
*/ |
| 238 |
private function getTreeMap($select, $generalType) |
| 239 |
{ |
| 240 |
$treeMap = [ |
| 241 |
self::TREE_MAP_CHILDREN => [ |
| 242 |
$generalType => [] |
| 243 |
], |
| 244 |
self::TREE_MAP_PARENTS => [ |
| 245 |
$generalType => [] |
| 246 |
] |
| 247 |
]; |
| 248 |
$results = (array)$this->database->getResults($select); |
| 249 |
|
| 250 |
foreach ($results as $result) { |
| 251 |
if (isset($treeMap[self::TREE_MAP_CHILDREN][$result->type]) === false) { |
| 252 |
$treeMap[self::TREE_MAP_CHILDREN][$result->type] = []; |
| 253 |
} |
| 254 |
|
| 255 |
if (isset($treeMap[self::TREE_MAP_PARENTS][$result->type]) === false) { |
| 256 |
$treeMap[self::TREE_MAP_PARENTS][$result->type] = []; |
| 257 |
} |
| 258 |
|
| 259 |
if (isset($treeMap[self::TREE_MAP_CHILDREN][$result->type][$result->parentId]) === false) { |
| 260 |
$treeMap[self::TREE_MAP_CHILDREN][$result->type][$result->parentId] = []; |
| 261 |
} |
| 262 |
|
| 263 |
if (isset($treeMap[self::TREE_MAP_PARENTS][$result->type][$result->id]) === false) { |
| 264 |
$treeMap[self::TREE_MAP_PARENTS][$result->type][$result->id] = []; |
| 265 |
} |
| 266 |
|
| 267 |
$treeMap[self::TREE_MAP_CHILDREN][$generalType][$result->parentId][$result->id] = $result->type; |
| 268 |
$treeMap[self::TREE_MAP_CHILDREN][$result->type][$result->parentId][$result->id] = $result->type; |
| 269 |
$treeMap[self::TREE_MAP_PARENTS][$generalType][$result->id][$result->parentId] = $result->type; |
| 270 |
$treeMap[self::TREE_MAP_PARENTS][$result->type][$result->id][$result->parentId] = $result->type; |
| 271 |
} |
| 272 |
|
| 273 |
//Process elements |
| 274 |
foreach ($treeMap as $mapType => $mayTypeMap) { |
| 275 |
foreach ($mayTypeMap as $objectType => $map) { |
| 276 |
$treeMap[$mapType][$objectType] = $this->processTreeMapElements($map); |
| 277 |
} |
| 278 |
} |
| 279 |
|
| 280 |
return $treeMap; |
| 281 |
} |
| 282 |
|
| 283 |
/** |
| 284 |
* Returns the post tree map. |
| 285 |
* |
| 286 |
* @return array |
| 287 |
*/ |
| 288 |
public function getPostTreeMap() |
| 289 |
{ |
| 290 |
if ($this->postTreeMap === null) { |
| 291 |
$select = " |
| 292 |
SELECT ID AS id, post_parent AS parentId, post_type AS type |
| 293 |
FROM {$this->database->getPostsTable()} |
| 294 |
WHERE post_parent != 0 AND post_type != 'revision'"; |
| 295 |
|
| 296 |
$this->postTreeMap = $this->getTreeMap($select, self::GENERAL_POST_OBJECT_TYPE); |
| 297 |
} |
| 298 |
|
| 299 |
return $this->postTreeMap; |
| 300 |
} |
| 301 |
|
| 302 |
/** |
| 303 |
* Returns the term tree map. |
| 304 |
* |
| 305 |
* @return array |
| 306 |
*/ |
| 307 |
public function getTermTreeMap() |
| 308 |
{ |
| 309 |
if ($this->termTreeMap === null) { |
| 310 |
$select = " |
| 311 |
SELECT term_id AS id, parent AS parentId, taxonomy AS type |
| 312 |
FROM {$this->database->getTermTaxonomyTable()} |
| 313 |
WHERE parent != 0"; |
| 314 |
|
| 315 |
$this->termTreeMap = $this->getTreeMap($select, self::GENERAL_TERM_OBJECT_TYPE); |
| 316 |
} |
| 317 |
|
| 318 |
return $this->termTreeMap; |
| 319 |
} |
| 320 |
|
| 321 |
/** |
| 322 |
* Returns the term post map. |
| 323 |
* |
| 324 |
* @return array |
| 325 |
*/ |
| 326 |
public function getTermPostMap() |
| 327 |
{ |
| 328 |
if ($this->termPostMap === null) { |
| 329 |
$this->termPostMap = []; |
| 330 |
|
| 331 |
$select = " |
| 332 |
SELECT tr.object_id AS objectId, tt.term_id AS termId, p.post_type AS postType |
| 333 |
FROM {$this->database->getTermRelationshipsTable()} AS tr |
| 334 |
LEFT JOIN {$this->database->getPostsTable()} AS p |
| 335 |
ON (tr.object_id = p.ID) |
| 336 |
LEFT JOIN {$this->database->getTermTaxonomyTable()} AS tt |
| 337 |
ON (tr.term_taxonomy_id = tt.term_taxonomy_id)"; |
| 338 |
|
| 339 |
$results = (array)$this->database->getResults($select); |
| 340 |
|
| 341 |
foreach ($results as $result) { |
| 342 |
if (isset($this->termPostMap[$result->termId]) === false) { |
| 343 |
$this->termPostMap[$result->termId] = []; |
| 344 |
} |
| 345 |
|
| 346 |
$this->termPostMap[$result->termId][$result->objectId] = $result->postType; |
| 347 |
} |
| 348 |
} |
| 349 |
|
| 350 |
return $this->termPostMap; |
| 351 |
} |
| 352 |
|
| 353 |
/** |
| 354 |
* Returns the post term map. |
| 355 |
* |
| 356 |
* @return array |
| 357 |
*/ |
| 358 |
public function getPostTermMap() |
| 359 |
{ |
| 360 |
if ($this->postTermMap === null) { |
| 361 |
$this->postTermMap = []; |
| 362 |
|
| 363 |
$select = " |
| 364 |
SELECT tr.object_id AS objectId, tt.term_id AS termId, tt.taxonomy AS termType |
| 365 |
FROM {$this->database->getTermRelationshipsTable()} AS tr |
| 366 |
LEFT JOIN {$this->database->getTermTaxonomyTable()} AS tt |
| 367 |
ON (tr.term_taxonomy_id = tt.term_taxonomy_id)"; |
| 368 |
|
| 369 |
$results = (array)$this->database->getResults($select); |
| 370 |
|
| 371 |
foreach ($results as $result) { |
| 372 |
if (isset($this->postTermMap[$result->objectId]) === false) { |
| 373 |
$this->postTermMap[$result->objectId] = []; |
| 374 |
} |
| 375 |
|
| 376 |
$this->postTermMap[$result->objectId][$result->termId] = $result->termType; |
| 377 |
} |
| 378 |
} |
| 379 |
|
| 380 |
return $this->postTermMap; |
| 381 |
} |
| 382 |
|
| 383 |
/** |
| 384 |
* Used for adding custom post types using the registered_post_type hook |
| 385 |
* @see http://wordpress.org/support/topic/modifying-post-type-using-the-registered_post_type-hook |
| 386 |
* |
| 387 |
* @param string $postType The string for the new post_type |
| 388 |
* @param \WP_Post_Type $arguments The array of arguments used to create the post_type |
| 389 |
*/ |
| 390 |
public function registeredPostType($postType, \WP_Post_Type $arguments) |
| 391 |
{ |
| 392 |
if ((bool)$arguments->public === true) { |
| 393 |
$this->postTypes = $this->getPostTypes(); |
| 394 |
$this->postTypes[$postType] = $postType; |
| 395 |
$this->objectTypes = null; |
| 396 |
$this->allObjectTypes = null; |
| 397 |
$this->validObjectTypes = []; |
| 398 |
} |
| 399 |
} |
| 400 |
|
| 401 |
/** |
| 402 |
* Adds an custom taxonomy. |
| 403 |
* |
| 404 |
* @param string $taxonomy |
| 405 |
* @param string $objectType |
| 406 |
* @param array $arguments |
| 407 |
*/ |
| 408 |
public function registeredTaxonomy($taxonomy, $objectType, array $arguments) |
| 409 |
{ |
| 410 |
if ((bool)$arguments['public'] === true) { |
| 411 |
$this->taxonomies = $this->getTaxonomies(); |
| 412 |
$this->taxonomies[$taxonomy] = $taxonomy; |
| 413 |
$this->objectTypes = null; |
| 414 |
$this->allObjectTypes = null; |
| 415 |
$this->validObjectTypes = []; |
| 416 |
} |
| 417 |
} |
| 418 |
|
| 419 |
/** |
| 420 |
* Checks if type is postable. |
| 421 |
* |
| 422 |
* @param string $type |
| 423 |
* |
| 424 |
* @return bool |
| 425 |
*/ |
| 426 |
public function isPostType($type) |
| 427 |
{ |
| 428 |
$postableTypes = $this->getPostTypes(); |
| 429 |
return isset($postableTypes[$type]); |
| 430 |
} |
| 431 |
|
| 432 |
/** |
| 433 |
* Checks if the taxonomy is a valid one. |
| 434 |
* |
| 435 |
* @param string $taxonomy |
| 436 |
* |
| 437 |
* @return bool |
| 438 |
*/ |
| 439 |
public function isTaxonomy($taxonomy) |
| 440 |
{ |
| 441 |
$taxonomies = $this->getTaxonomies(); |
| 442 |
return in_array($taxonomy, $taxonomies); |
| 443 |
} |
| 444 |
|
| 445 |
/** |
| 446 |
* Registers object that should be handel by the user access manager. |
| 447 |
* |
| 448 |
* @param PluggableObject $object The object which you want to register. |
| 449 |
*/ |
| 450 |
public function registerPluggableObject(PluggableObject $object) |
| 451 |
{ |
| 452 |
$this->pluggableObjects[$object->getObjectType()] = $object; |
| 453 |
} |
| 454 |
|
| 455 |
/** |
| 456 |
* Returns a registered pluggable object. |
| 457 |
* |
| 458 |
* @param string $objectName The name of the object which should be returned. |
| 459 |
* |
| 460 |
* @return PluggableObject |
| 461 |
*/ |
| 462 |
public function getPluggableObject($objectName) |
| 463 |
{ |
| 464 |
if (isset($this->pluggableObjects[$objectName]) === true) { |
| 465 |
return $this->pluggableObjects[$objectName]; |
| 466 |
} |
| 467 |
|
| 468 |
return null; |
| 469 |
} |
| 470 |
|
| 471 |
/** |
| 472 |
* Returns true if the object is a pluggable object. |
| 473 |
* |
| 474 |
* @param string $objectName |
| 475 |
* |
| 476 |
* @return bool |
| 477 |
*/ |
| 478 |
public function isPluggableObject($objectName) |
| 479 |
{ |
| 480 |
return isset($this->pluggableObjects[$objectName]); |
| 481 |
} |
| 482 |
|
| 483 |
/** |
| 484 |
* Returns all registered pluggable objects. |
| 485 |
* |
| 486 |
* @return PluggableObject[] |
| 487 |
*/ |
| 488 |
public function getPluggableObjects() |
| 489 |
{ |
| 490 |
return $this->pluggableObjects; |
| 491 |
} |
| 492 |
|
| 493 |
/** |
| 494 |
* Returns the predefined object types. |
| 495 |
* |
| 496 |
* @return array |
| 497 |
*/ |
| 498 |
public function getObjectTypes() |
| 499 |
{ |
| 500 |
if ($this->objectTypes === null) { |
| 501 |
$this->objectTypes = array_merge( |
| 502 |
$this->getPostTypes(), |
| 503 |
$this->getTaxonomies() |
| 504 |
); |
| 505 |
} |
| 506 |
|
| 507 |
return $this->objectTypes; |
| 508 |
} |
| 509 |
|
| 510 |
/** |
| 511 |
* Returns all objects types. |
| 512 |
* |
| 513 |
* @return array |
| 514 |
*/ |
| 515 |
public function getAllObjectTypes() |
| 516 |
{ |
| 517 |
if ($this->allObjectTypes === null) { |
| 518 |
$objectTypes = $this->getObjectTypes(); |
| 519 |
$pluggableObjects = $this->getPluggableObjects(); |
| 520 |
$pluggableObjectKeys = array_keys($pluggableObjects); |
| 521 |
$pluggableObjectKeys = array_combine($pluggableObjectKeys, $pluggableObjectKeys); |
| 522 |
|
| 523 |
$this->allObjectTypes = array_merge( |
| 524 |
[ |
| 525 |
self::GENERAL_ROLE_OBJECT_TYPE => self::GENERAL_ROLE_OBJECT_TYPE, |
| 526 |
self::GENERAL_USER_OBJECT_TYPE => self::GENERAL_USER_OBJECT_TYPE, |
| 527 |
self::GENERAL_POST_OBJECT_TYPE => self::GENERAL_POST_OBJECT_TYPE, |
| 528 |
self::GENERAL_TERM_OBJECT_TYPE => self::GENERAL_TERM_OBJECT_TYPE |
| 529 |
], |
| 530 |
$objectTypes, |
| 531 |
$pluggableObjectKeys |
| 532 |
); |
| 533 |
} |
| 534 |
|
| 535 |
return $this->allObjectTypes; |
| 536 |
} |
| 537 |
|
| 538 |
/** |
| 539 |
* Returns the general object type. |
| 540 |
* |
| 541 |
* @param string $objectType |
| 542 |
* |
| 543 |
* @return string |
| 544 |
*/ |
| 545 |
public function getGeneralObjectType($objectType) |
| 546 |
{ |
| 547 |
if ($objectType === self::GENERAL_USER_OBJECT_TYPE |
| 548 |
|| $objectType === self::GENERAL_ROLE_OBJECT_TYPE |
| 549 |
|| $objectType === self::GENERAL_TERM_OBJECT_TYPE |
| 550 |
|| $objectType === self::GENERAL_POST_OBJECT_TYPE |
| 551 |
|| $this->isPluggableObject($objectType) === true |
| 552 |
) { |
| 553 |
return $objectType; |
| 554 |
} elseif ($this->isPostType($objectType) === true) { |
| 555 |
return self::GENERAL_POST_OBJECT_TYPE; |
| 556 |
} elseif ($this->isTaxonomy($objectType) === true) { |
| 557 |
return self::GENERAL_TERM_OBJECT_TYPE; |
| 558 |
} |
| 559 |
|
| 560 |
return null; |
| 561 |
} |
| 562 |
|
| 563 |
/** |
| 564 |
* Checks if the object type is a valid one. |
| 565 |
* |
| 566 |
* @param string $objectType The object type to check. |
| 567 |
* |
| 568 |
* @return bool |
| 569 |
*/ |
| 570 |
public function isValidObjectType($objectType) |
| 571 |
{ |
| 572 |
if (isset($this->validObjectTypes[$objectType]) === false) { |
| 573 |
$objectTypesMap = $this->getAllObjectTypes(); |
| 574 |
$this->validObjectTypes[$objectType] = isset($objectTypesMap[$objectType]); |
| 575 |
} |
| 576 |
|
| 577 |
return $this->validObjectTypes[$objectType]; |
| 578 |
} |
| 579 |
} |
| 580 |
|
