| 1 |
<?php |
| 2 |
/** |
| 3 |
* REST API class. |
| 4 |
* |
| 5 |
* @package WebberZone\Top_Ten\Frontend |
| 6 |
*/ |
| 7 |
|
| 8 |
namespace WebberZone\Top_Ten\Frontend; |
| 9 |
|
| 10 |
use WebberZone\Top_Ten\Counter; |
| 11 |
|
| 12 |
if ( ! defined( 'WPINC' ) ) { |
| 13 |
die; |
| 14 |
} |
| 15 |
|
| 16 |
/** |
| 17 |
* REST API class. |
| 18 |
* |
| 19 |
* @since 3.0.0 |
| 20 |
*/ |
| 21 |
class REST_API extends \WP_REST_Controller { |
| 22 |
|
| 23 |
/** |
| 24 |
* Posts Route. |
| 25 |
* |
| 26 |
* @since 3.3.0 |
| 27 |
* |
| 28 |
* @var string Posts Route. |
| 29 |
*/ |
| 30 |
public $posts_route; |
| 31 |
|
| 32 |
/** |
| 33 |
* Tracker Route. |
| 34 |
* |
| 35 |
* @since 3.3.0 |
| 36 |
* |
| 37 |
* @var string Tracker Route. |
| 38 |
*/ |
| 39 |
public $tracker_route; |
| 40 |
|
| 41 |
/** |
| 42 |
* Counter Route. |
| 43 |
* |
| 44 |
* @since 4.0.0 |
| 45 |
* |
| 46 |
* @var string Counter Route. |
| 47 |
*/ |
| 48 |
public $counter_route; |
| 49 |
|
| 50 |
/** |
| 51 |
* Main constructor. |
| 52 |
* |
| 53 |
* @since 3.0.0 |
| 54 |
*/ |
| 55 |
public function __construct() { |
| 56 |
$this->namespace = 'top-10/v1'; |
| 57 |
$this->posts_route = 'popular-posts'; |
| 58 |
$this->tracker_route = 'tracker'; |
| 59 |
$this->counter_route = 'counter'; |
| 60 |
} |
| 61 |
|
| 62 |
/** |
| 63 |
* Initialises the Top 10 REST API adding the necessary routes. |
| 64 |
* |
| 65 |
* @since 3.0.0 |
| 66 |
*/ |
| 67 |
public function register_routes() { |
| 68 |
register_rest_route( |
| 69 |
$this->namespace, |
| 70 |
'/' . $this->posts_route, |
| 71 |
array( |
| 72 |
'methods' => \WP_REST_Server::READABLE, |
| 73 |
'callback' => array( $this, 'get_items' ), |
| 74 |
'permission_callback' => array( $this, 'permissions_check' ), |
| 75 |
'args' => $this->get_items_params(), |
| 76 |
) |
| 77 |
); |
| 78 |
register_rest_route( |
| 79 |
$this->namespace, |
| 80 |
'/' . $this->posts_route . '/(?P<id>[\d]+)', |
| 81 |
array( |
| 82 |
'methods' => \WP_REST_Server::READABLE, |
| 83 |
'callback' => array( $this, 'get_item' ), |
| 84 |
'permission_callback' => array( $this, 'permissions_check' ), |
| 85 |
'args' => array( |
| 86 |
'id' => array( |
| 87 |
'description' => __( 'Post ID.', 'top-10' ), |
| 88 |
'type' => 'integer', |
| 89 |
), |
| 90 |
), |
| 91 |
) |
| 92 |
); |
| 93 |
register_rest_route( |
| 94 |
$this->namespace, |
| 95 |
'/' . $this->tracker_route, |
| 96 |
array( |
| 97 |
'methods' => \WP_REST_Server::CREATABLE, |
| 98 |
'callback' => array( $this, 'update_post_count' ), |
| 99 |
'permission_callback' => array( $this, 'permissions_check' ), |
| 100 |
'args' => $this->get_tracker_params(), |
| 101 |
) |
| 102 |
); |
| 103 |
register_rest_route( |
| 104 |
$this->namespace, |
| 105 |
'/' . $this->counter_route . '/(?P<id>[\d]+)', |
| 106 |
array( |
| 107 |
'methods' => \WP_REST_Server::READABLE, |
| 108 |
'callback' => array( $this, 'get_counter' ), |
| 109 |
'permission_callback' => array( $this, 'permissions_check' ), |
| 110 |
'args' => $this->get_counter_params(), |
| 111 |
) |
| 112 |
); |
| 113 |
} |
| 114 |
|
| 115 |
/** |
| 116 |
* Check if a given request has access to get items |
| 117 |
* |
| 118 |
* @param \WP_REST_Request $request Full data about the request. |
| 119 |
* |
| 120 |
* @return \WP_Error|bool |
| 121 |
*/ |
| 122 |
public function permissions_check( \WP_REST_Request $request ) { |
| 123 |
$context = $request->get_param( 'context' ); |
| 124 |
|
| 125 |
if ( 'edit' === $context && ! current_user_can( 'edit_posts' ) ) { |
| 126 |
return new \WP_Error( |
| 127 |
'rest_forbidden_context', |
| 128 |
__( 'Sorry, you are not allowed to view this context.', 'top-10' ), |
| 129 |
array( 'status' => rest_authorization_required_code() ) |
| 130 |
); |
| 131 |
} |
| 132 |
|
| 133 |
/** |
| 134 |
* Filters the result of the permissions check for the Top 10 REST endpoints. |
| 135 |
* |
| 136 |
* @since 3.0.0 |
| 137 |
* |
| 138 |
* @param bool $permission Whether the request is allowed. |
| 139 |
* @param \WP_REST_Request $request The REST request object. |
| 140 |
*/ |
| 141 |
return apply_filters( 'top_ten_rest_api_permissions_check', true, $request ); |
| 142 |
} |
| 143 |
|
| 144 |
/** |
| 145 |
* Get popular posts. |
| 146 |
* |
| 147 |
* @since 3.0.0 |
| 148 |
* |
| 149 |
* @param \WP_REST_Request $request WP Rest request. |
| 150 |
* @return mixed|\WP_REST_Response Array of post objects or post IDs. |
| 151 |
*/ |
| 152 |
public function get_items( $request ) { |
| 153 |
$popular_posts = array(); |
| 154 |
|
| 155 |
$args = $request->get_params(); |
| 156 |
|
| 157 |
/** |
| 158 |
* Filter the REST API arguments before they passed to get_tptn_posts(). |
| 159 |
* |
| 160 |
* @since 3.0.0 |
| 161 |
* |
| 162 |
* @param array $args Arguments array. |
| 163 |
* @param \WP_REST_Request $request WP Rest request. |
| 164 |
*/ |
| 165 |
$args = apply_filters( 'top_ten_rest_api_get_tptn_posts_args', $args, $request ); |
| 166 |
|
| 167 |
$results = Display::get_posts( $args ); |
| 168 |
|
| 169 |
if ( ! empty( $results ) ) { |
| 170 |
foreach ( $results as $popular_post ) { |
| 171 |
if ( ! $this->check_read_permission( $popular_post, $request ) ) { |
| 172 |
continue; |
| 173 |
} |
| 174 |
|
| 175 |
$popular_posts[] = $this->prepare_item( $popular_post, $request ); |
| 176 |
} |
| 177 |
} |
| 178 |
return rest_ensure_response( $popular_posts ); |
| 179 |
} |
| 180 |
|
| 181 |
/** |
| 182 |
* Get a popular post by ID. Also includes the number of views. |
| 183 |
* |
| 184 |
* @since 3.0.0 |
| 185 |
* |
| 186 |
* @param \WP_REST_Request $request WP Rest request. |
| 187 |
* @return mixed|\WP_REST_Response Array of post objects or post IDs. |
| 188 |
*/ |
| 189 |
public function get_item( $request ) { |
| 190 |
|
| 191 |
$id = $request->get_param( 'id' ); |
| 192 |
|
| 193 |
$error = new \WP_Error( |
| 194 |
'rest_post_invalid_id', |
| 195 |
__( 'Invalid post ID.', 'top-10' ), |
| 196 |
array( 'status' => 404 ) |
| 197 |
); |
| 198 |
|
| 199 |
if ( (int) $id <= 0 ) { |
| 200 |
return $error; |
| 201 |
} |
| 202 |
|
| 203 |
$post = get_post( (int) $id ); |
| 204 |
if ( empty( $post ) || empty( $post->ID ) || ! $this->check_read_permission( $post, $request ) ) { |
| 205 |
return $error; |
| 206 |
} |
| 207 |
|
| 208 |
$post = $this->prepare_item( $post, $request ); |
| 209 |
|
| 210 |
return rest_ensure_response( $post ); |
| 211 |
} |
| 212 |
|
| 213 |
/** |
| 214 |
* Get a popular post by ID. Also includes the number of views. |
| 215 |
* |
| 216 |
* @since 3.0.0 |
| 217 |
* |
| 218 |
* @param \WP_Post $popular_post Popular Post object. |
| 219 |
* @param \WP_REST_Request $request WP Rest request. |
| 220 |
* @return array|mixed The formatted Popular Post object. |
| 221 |
*/ |
| 222 |
public function prepare_item( $popular_post, $request ) { |
| 223 |
|
| 224 |
// Need to prepare items for the rest response. |
| 225 |
$posts_controller = new \WP_REST_Posts_Controller( $popular_post->post_type ); |
| 226 |
$data = $posts_controller->prepare_item_for_response( $popular_post, $request ); |
| 227 |
|
| 228 |
// Add pageviews from popular_post object to response. |
| 229 |
$visits = isset( $popular_post->visits ) ? $popular_post->visits : Counter::get_post_count_only( $popular_post->ID ); |
| 230 |
$data->data['visits'] = absint( $visits ); |
| 231 |
|
| 232 |
return $this->prepare_response_for_collection( $data ); |
| 233 |
} |
| 234 |
|
| 235 |
/** |
| 236 |
* Update post count. |
| 237 |
* |
| 238 |
* @since 3.0.0 |
| 239 |
* |
| 240 |
* @param \WP_REST_Request $request WP Rest request. |
| 241 |
* @return mixed|\WP_REST_Response Array of post objects or post IDs. |
| 242 |
*/ |
| 243 |
public function update_post_count( $request ) { |
| 244 |
if ( ! \WebberZone\Top_Ten\Tracker::is_tracking_request_allowed() ) { |
| 245 |
$response = new \WP_REST_Response( '', 204 ); |
| 246 |
$response->header( 'Cache-Control', 'max-age=15, s-maxage=0' ); |
| 247 |
return $response; |
| 248 |
} |
| 249 |
|
| 250 |
$id = absint( $request->get_param( 'top_ten_id' ) ); |
| 251 |
$sitewide_context = sanitize_text_field( $request->get_param( 'top_ten_sitewide_context' ) ); |
| 252 |
$blog_id = absint( $request->get_param( 'top_ten_blog_id' ) ); |
| 253 |
$activate_counter = absint( $request->get_param( 'activate_counter' ) ); |
| 254 |
$top_ten_debug = absint( $request->get_param( 'top_ten_debug' ) ); |
| 255 |
|
| 256 |
$str = \WebberZone\Top_Ten\Tracker::update_count( $id, $blog_id, $activate_counter ); |
| 257 |
if ( '' !== $sitewide_context ) { |
| 258 |
$str .= \WebberZone\Top_Ten\Tracker::update_sitewide_count( $sitewide_context, $blog_id, $activate_counter ); |
| 259 |
} |
| 260 |
|
| 261 |
if ( 1 === $top_ten_debug ) { |
| 262 |
return rest_ensure_response( $str ); |
| 263 |
} else { |
| 264 |
$response = new \WP_REST_Response( '', 204 ); |
| 265 |
$response->header( 'Cache-Control', 'max-age=15, s-maxage=0' ); |
| 266 |
return $response; |
| 267 |
} |
| 268 |
} |
| 269 |
|
| 270 |
/** |
| 271 |
* Get the counter. |
| 272 |
* |
| 273 |
* @since 4.0.0 |
| 274 |
* |
| 275 |
* @param \WP_REST_Request $request WP Rest request. |
| 276 |
* @return mixed|\WP_REST_Response Array of post objects or post IDs. |
| 277 |
*/ |
| 278 |
public function get_counter( $request ) { |
| 279 |
$id = absint( $request->get_param( 'id' ) ); |
| 280 |
|
| 281 |
$error = new \WP_Error( |
| 282 |
'rest_post_invalid_id', |
| 283 |
__( 'Invalid post ID.', 'top-10' ), |
| 284 |
array( 'status' => 404 ) |
| 285 |
); |
| 286 |
|
| 287 |
if ( (int) $id <= 0 ) { |
| 288 |
return $error; |
| 289 |
} |
| 290 |
|
| 291 |
$args = array(); |
| 292 |
|
| 293 |
$counter = sanitize_text_field( $request->get_param( 'counter' ) ) ? sanitize_text_field( $request->get_param( 'counter' ) ) : 'total'; |
| 294 |
$blog_id = absint( $request->get_param( 'blog_id' ) ) ? absint( $request->get_param( 'blog_id' ) ) : get_current_blog_id(); |
| 295 |
|
| 296 |
$from_date = sanitize_text_field( $request->get_param( 'from_date' ) ); |
| 297 |
$to_date = sanitize_text_field( $request->get_param( 'to_date' ) ); |
| 298 |
|
| 299 |
if ( ! empty( $from_date ) ) { |
| 300 |
$args['from_date'] = $from_date; |
| 301 |
} |
| 302 |
if ( ! empty( $to_date ) ) { |
| 303 |
$args['to_date'] = $to_date; |
| 304 |
} |
| 305 |
|
| 306 |
$counter = absint( Counter::get_post_count_only( (int) $id, $counter, $blog_id, $args ) ); |
| 307 |
|
| 308 |
return rest_ensure_response( $counter ); |
| 309 |
} |
| 310 |
|
| 311 |
/** |
| 312 |
* Get the arguments for fetching the popular posts. |
| 313 |
* |
| 314 |
* @since 3.0.0 |
| 315 |
* |
| 316 |
* @return array Top 10 REST API popular posts arguments. |
| 317 |
*/ |
| 318 |
public function get_items_params() { |
| 319 |
$args = array( |
| 320 |
'limit' => array( |
| 321 |
'description' => esc_html__( 'Number of posts', 'top-10' ), |
| 322 |
'type' => 'integer', |
| 323 |
'sanitize_callback' => 'absint', |
| 324 |
), |
| 325 |
'post_types' => array( |
| 326 |
'description' => esc_html__( 'Post types', 'top-10' ), |
| 327 |
'type' => 'string', |
| 328 |
), |
| 329 |
'context' => array( |
| 330 |
'description' => esc_html__( 'Scope under which the request is made; determines fields present in response.', 'top-10' ), |
| 331 |
'type' => 'string', |
| 332 |
'enum' => array( 'view', 'embed', 'edit' ), |
| 333 |
'default' => 'view', |
| 334 |
), |
| 335 |
); |
| 336 |
|
| 337 |
/** |
| 338 |
* Filters the query parameters accepted by the popular posts REST endpoint. |
| 339 |
* |
| 340 |
* @since 3.0.0 |
| 341 |
* |
| 342 |
* @param array $args Collection parameters, keyed by parameter name. |
| 343 |
*/ |
| 344 |
return apply_filters( 'top_ten_rest_api_get_items_params', $args ); |
| 345 |
} |
| 346 |
|
| 347 |
/** |
| 348 |
* Get the arguments for tracking posts. |
| 349 |
* |
| 350 |
* @since 3.0.0 |
| 351 |
* |
| 352 |
* @return array Top 10 REST API popular posts arguments. |
| 353 |
*/ |
| 354 |
public function get_tracker_params() { |
| 355 |
$args = array( |
| 356 |
'top_ten_id' => array( |
| 357 |
'description' => esc_html__( 'ID of the post.', 'top-10' ), |
| 358 |
'type' => 'integer', |
| 359 |
'sanitize_callback' => 'absint', |
| 360 |
), |
| 361 |
'top_ten_sitewide_context' => array( |
| 362 |
'description' => esc_html__( 'Site-wide tracking context: front_page, home_page, search, category, tag, taxonomy, author, post_type_archive, date_archive, archive or other. Each key maps to a fixed reserved ID in the shared count tables.', 'top-10' ), |
| 363 |
'type' => 'string', |
| 364 |
'sanitize_callback' => 'sanitize_text_field', |
| 365 |
), |
| 366 |
'top_ten_blog_id' => array( |
| 367 |
'description' => esc_html__( 'Blog ID of the post.', 'top-10' ), |
| 368 |
'type' => 'integer', |
| 369 |
'sanitize_callback' => 'absint', |
| 370 |
), |
| 371 |
'activate_counter' => array( |
| 372 |
'description' => esc_html__( 'Activate counter flag.', 'top-10' ), |
| 373 |
'type' => 'integer', |
| 374 |
'sanitize_callback' => 'absint', |
| 375 |
), |
| 376 |
'top_ten_debug' => array( |
| 377 |
'description' => esc_html__( 'Debug flag.', 'top-10' ), |
| 378 |
'type' => 'integer', |
| 379 |
'sanitize_callback' => 'absint', |
| 380 |
), |
| 381 |
); |
| 382 |
|
| 383 |
/** |
| 384 |
* Filters the query parameters accepted by the tracker REST endpoint. |
| 385 |
* |
| 386 |
* @since 3.0.0 |
| 387 |
* |
| 388 |
* @param array $args Collection parameters, keyed by parameter name. |
| 389 |
*/ |
| 390 |
return apply_filters( 'top_ten_rest_api_get_tracker_params', $args ); |
| 391 |
} |
| 392 |
|
| 393 |
/** |
| 394 |
* Get counter params. |
| 395 |
* |
| 396 |
* @since 4.0.0 |
| 397 |
* |
| 398 |
* @return array Top 10 REST API counter arguments. |
| 399 |
*/ |
| 400 |
public function get_counter_params() { |
| 401 |
$args = array( |
| 402 |
'id' => array( |
| 403 |
'description' => esc_html__( 'ID of the post.', 'top-10' ), |
| 404 |
'type' => 'integer', |
| 405 |
'sanitize_callback' => 'absint', |
| 406 |
), |
| 407 |
'counter' => array( |
| 408 |
'description' => esc_html__( 'Counter type.', 'top-10' ), |
| 409 |
'type' => 'string', |
| 410 |
'sanitize_callback' => 'sanitize_text_field', |
| 411 |
), |
| 412 |
'blog_id' => array( |
| 413 |
'description' => esc_html__( 'Blog ID.', 'top-10' ), |
| 414 |
'type' => 'integer', |
| 415 |
'sanitize_callback' => 'absint', |
| 416 |
), |
| 417 |
'from_date' => array( |
| 418 |
'description' => esc_html__( 'From date.', 'top-10' ), |
| 419 |
'type' => 'string', |
| 420 |
'sanitize_callback' => 'sanitize_text_field', |
| 421 |
), |
| 422 |
'to_date' => array( |
| 423 |
'description' => esc_html__( 'To date.', 'top-10' ), |
| 424 |
'type' => 'string', |
| 425 |
'sanitize_callback' => 'sanitize_text_field', |
| 426 |
), |
| 427 |
); |
| 428 |
|
| 429 |
/** |
| 430 |
* Filters the query parameters accepted by the counter REST endpoint. |
| 431 |
* |
| 432 |
* @since 3.4.0-RC1 |
| 433 |
* |
| 434 |
* @param array $args Collection parameters, keyed by parameter name. |
| 435 |
*/ |
| 436 |
return apply_filters( 'top_ten_rest_api_get_counter_params', $args ); |
| 437 |
} |
| 438 |
|
| 439 |
/** |
| 440 |
* Checks if a given post type can be viewed or managed. |
| 441 |
* |
| 442 |
* @since 3.0.0 |
| 443 |
* |
| 444 |
* @param \WP_Post_Type|string $post_type Post type name or object. |
| 445 |
* @return bool Whether the post type is allowed in REST. |
| 446 |
*/ |
| 447 |
protected function check_is_post_type_allowed( $post_type ) { |
| 448 |
if ( ! is_object( $post_type ) ) { |
| 449 |
$post_type = get_post_type_object( $post_type ); |
| 450 |
} |
| 451 |
|
| 452 |
if ( ! empty( $post_type ) && ! empty( $post_type->show_in_rest ) ) { |
| 453 |
return true; |
| 454 |
} |
| 455 |
|
| 456 |
return false; |
| 457 |
} |
| 458 |
|
| 459 |
/** |
| 460 |
* Checks if a post can be read. |
| 461 |
* |
| 462 |
* Correctly handles posts with the inherit status. |
| 463 |
* |
| 464 |
* @since 3.0.0 |
| 465 |
* |
| 466 |
* @param \WP_Post $post Post object. |
| 467 |
* @param \WP_REST_Request $request WP Rest request. |
| 468 |
* @return bool Whether the post can be read. |
| 469 |
*/ |
| 470 |
public function check_read_permission( $post, $request = null ) { |
| 471 |
$post_type = get_post_type_object( $post->post_type ); |
| 472 |
if ( ! $this->check_is_post_type_allowed( $post_type ) ) { |
| 473 |
return false; |
| 474 |
} |
| 475 |
|
| 476 |
// If context is 'edit', require edit permissions to prevent exposing sensitive data like passwords. |
| 477 |
if ( $request && 'edit' === $request->get_param( 'context' ) ) { |
| 478 |
if ( ! current_user_can( 'edit_post', $post->ID ) ) { |
| 479 |
return false; |
| 480 |
} |
| 481 |
} |
| 482 |
|
| 483 |
// Is the post readable? |
| 484 |
if ( 'publish' === $post->post_status || current_user_can( 'read_post', $post->ID ) ) { |
| 485 |
return true; |
| 486 |
} |
| 487 |
|
| 488 |
$post_status_obj = get_post_status_object( $post->post_status ); |
| 489 |
if ( $post_status_obj && $post_status_obj->public ) { |
| 490 |
return true; |
| 491 |
} |
| 492 |
|
| 493 |
// Can we read the parent if we're inheriting? |
| 494 |
if ( 'inherit' === $post->post_status && $post->post_parent > 0 ) { |
| 495 |
$parent = get_post( $post->post_parent ); |
| 496 |
if ( $parent ) { |
| 497 |
return $this->check_read_permission( $parent, $request ); |
| 498 |
} |
| 499 |
} |
| 500 |
|
| 501 |
/* |
| 502 |
* If there isn't a parent, but the status is set to inherit, assume |
| 503 |
* it's published (as per get_post_status()). |
| 504 |
*/ |
| 505 |
if ( 'inherit' === $post->post_status ) { |
| 506 |
return true; |
| 507 |
} |
| 508 |
|
| 509 |
return false; |
| 510 |
} |
| 511 |
} |
| 512 |
|
