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/wp-includes/rest-api/endpoints/ -> class-wp-rest-attachments-controller.php (source)

   1  <?php
   2  /**
   3   * REST API: WP_REST_Attachments_Controller class
   4   *
   5   * @package WordPress
   6   * @subpackage REST_API
   7   * @since 4.7.0
   8   */
   9  
  10  /**
  11   * Core controller used to access attachments via the REST API.
  12   *
  13   * @since 4.7.0
  14   *
  15   * @see WP_REST_Posts_Controller
  16   */
  17  class WP_REST_Attachments_Controller extends WP_REST_Posts_Controller {
  18  
  19      /**
  20       * Whether the controller supports batching.
  21       *
  22       * @since 5.9.0
  23       * @var false
  24       */
  25      protected $allow_batch = false;
  26  
  27      /**
  28       * Registers the routes for attachments.
  29       *
  30       * @since 5.3.0
  31       *
  32       * @see register_rest_route()
  33       */
  34  	public function register_routes() {
  35          parent::register_routes();
  36          register_rest_route(
  37              $this->namespace,
  38              '/' . $this->rest_base . '/(?P<id>[\d]+)/post-process',
  39              array(
  40                  'methods'             => WP_REST_Server::CREATABLE,
  41                  'callback'            => array( $this, 'post_process_item' ),
  42                  'permission_callback' => array( $this, 'post_process_item_permissions_check' ),
  43                  'args'                => array(
  44                      'id'     => array(
  45                          'description' => __( 'Unique identifier for the attachment.' ),
  46                          'type'        => 'integer',
  47                      ),
  48                      'action' => array(
  49                          'type'     => 'string',
  50                          'enum'     => array( 'create-image-subsizes' ),
  51                          'required' => true,
  52                      ),
  53                  ),
  54              )
  55          );
  56          register_rest_route(
  57              $this->namespace,
  58              '/' . $this->rest_base . '/(?P<id>[\d]+)/edit',
  59              array(
  60                  'methods'             => WP_REST_Server::CREATABLE,
  61                  'callback'            => array( $this, 'edit_media_item' ),
  62                  'permission_callback' => array( $this, 'edit_media_item_permissions_check' ),
  63                  'args'                => $this->get_edit_media_item_args(),
  64              )
  65          );
  66      }
  67  
  68      /**
  69       * Determines the allowed query_vars for a get_items() response and
  70       * prepares for WP_Query.
  71       *
  72       * @since 4.7.0
  73       *
  74       * @param array           $prepared_args Optional. Array of prepared arguments. Default empty array.
  75       * @param WP_REST_Request $request       Optional. Request to prepare items for.
  76       * @return array Array of query arguments.
  77       */
  78  	protected function prepare_items_query( $prepared_args = array(), $request = null ) {
  79          $query_args = parent::prepare_items_query( $prepared_args, $request );
  80  
  81          if ( empty( $query_args['post_status'] ) ) {
  82              $query_args['post_status'] = 'inherit';
  83          }
  84  
  85          $media_types = $this->get_media_types();
  86  
  87          if ( ! empty( $request['media_type'] ) && isset( $media_types[ $request['media_type'] ] ) ) {
  88              $query_args['post_mime_type'] = $media_types[ $request['media_type'] ];
  89          }
  90  
  91          if ( ! empty( $request['mime_type'] ) ) {
  92              $parts = explode( '/', $request['mime_type'] );
  93              if ( isset( $media_types[ $parts[0] ] ) && in_array( $request['mime_type'], $media_types[ $parts[0] ], true ) ) {
  94                  $query_args['post_mime_type'] = $request['mime_type'];
  95              }
  96          }
  97  
  98          // Filter query clauses to include filenames.
  99          if ( isset( $query_args['s'] ) ) {
 100              add_filter( 'wp_allow_query_attachment_by_filename', '__return_true' );
 101          }
 102  
 103          return $query_args;
 104      }
 105  
 106      /**
 107       * Checks if a given request has access to create an attachment.
 108       *
 109       * @since 4.7.0
 110       *
 111       * @param WP_REST_Request $request Full details about the request.
 112       * @return true|WP_Error Boolean true if the attachment may be created, or a WP_Error if not.
 113       */
 114  	public function create_item_permissions_check( $request ) {
 115          $ret = parent::create_item_permissions_check( $request );
 116  
 117          if ( ! $ret || is_wp_error( $ret ) ) {
 118              return $ret;
 119          }
 120  
 121          if ( ! current_user_can( 'upload_files' ) ) {
 122              return new WP_Error(
 123                  'rest_cannot_create',
 124                  __( 'Sorry, you are not allowed to upload media on this site.' ),
 125                  array( 'status' => 400 )
 126              );
 127          }
 128  
 129          // Attaching media to a post requires ability to edit said post.
 130          if ( ! empty( $request['post'] ) && ! current_user_can( 'edit_post', (int) $request['post'] ) ) {
 131              return new WP_Error(
 132                  'rest_cannot_edit',
 133                  __( 'Sorry, you are not allowed to upload media to this post.' ),
 134                  array( 'status' => rest_authorization_required_code() )
 135              );
 136          }
 137  
 138          return true;
 139      }
 140  
 141      /**
 142       * Creates a single attachment.
 143       *
 144       * @since 4.7.0
 145       *
 146       * @param WP_REST_Request $request Full details about the request.
 147       * @return WP_REST_Response|WP_Error Response object on success, WP_Error object on failure.
 148       */
 149  	public function create_item( $request ) {
 150          if ( ! empty( $request['post'] ) && in_array( get_post_type( $request['post'] ), array( 'revision', 'attachment' ), true ) ) {
 151              return new WP_Error(
 152                  'rest_invalid_param',
 153                  __( 'Invalid parent type.' ),
 154                  array( 'status' => 400 )
 155              );
 156          }
 157  
 158          $insert = $this->insert_attachment( $request );
 159  
 160          if ( is_wp_error( $insert ) ) {
 161              return $insert;
 162          }
 163  
 164          $schema = $this->get_item_schema();
 165  
 166          // Extract by name.
 167          $attachment_id = $insert['attachment_id'];
 168          $file          = $insert['file'];
 169  
 170          if ( isset( $request['alt_text'] ) ) {
 171              update_post_meta( $attachment_id, '_wp_attachment_image_alt', sanitize_text_field( $request['alt_text'] ) );
 172          }
 173  
 174          if ( ! empty( $schema['properties']['featured_media'] ) && isset( $request['featured_media'] ) ) {
 175              $thumbnail_update = $this->handle_featured_media( $request['featured_media'], $attachment_id );
 176  
 177              if ( is_wp_error( $thumbnail_update ) ) {
 178                  return $thumbnail_update;
 179              }
 180          }
 181  
 182          if ( ! empty( $schema['properties']['meta'] ) && isset( $request['meta'] ) ) {
 183              $meta_update = $this->meta->update_value( $request['meta'], $attachment_id );
 184  
 185              if ( is_wp_error( $meta_update ) ) {
 186                  return $meta_update;
 187              }
 188          }
 189  
 190          $attachment    = get_post( $attachment_id );
 191          $fields_update = $this->update_additional_fields_for_object( $attachment, $request );
 192  
 193          if ( is_wp_error( $fields_update ) ) {
 194              return $fields_update;
 195          }
 196  
 197          $terms_update = $this->handle_terms( $attachment_id, $request );
 198  
 199          if ( is_wp_error( $terms_update ) ) {
 200              return $terms_update;
 201          }
 202  
 203          $request->set_param( 'context', 'edit' );
 204  
 205          /**
 206           * Fires after a single attachment is completely created or updated via the REST API.
 207           *
 208           * @since 5.0.0
 209           *
 210           * @param WP_Post         $attachment Inserted or updated attachment object.
 211           * @param WP_REST_Request $request    Request object.
 212           * @param bool            $creating   True when creating an attachment, false when updating.
 213           */
 214          do_action( 'rest_after_insert_attachment', $attachment, $request, true );
 215  
 216          wp_after_insert_post( $attachment, false, null );
 217  
 218          if ( wp_is_serving_rest_request() ) {
 219              /*
 220               * Set a custom header with the attachment_id.
 221               * Used by the browser/client to resume creating image sub-sizes after a PHP fatal error.
 222               */
 223              header( 'X-WP-Upload-Attachment-ID: ' . $attachment_id );
 224          }
 225  
 226          // Include media and image functions to get access to wp_generate_attachment_metadata().
 227          require_once  ABSPATH . 'wp-admin/includes/media.php';
 228          require_once  ABSPATH . 'wp-admin/includes/image.php';
 229  
 230          /*
 231           * Post-process the upload (create image sub-sizes, make PDF thumbnails, etc.) and insert attachment meta.
 232           * At this point the server may run out of resources and post-processing of uploaded images may fail.
 233           */
 234          wp_update_attachment_metadata( $attachment_id, wp_generate_attachment_metadata( $attachment_id, $file ) );
 235  
 236          $response = $this->prepare_item_for_response( $attachment, $request );
 237          $response = rest_ensure_response( $response );
 238          $response->set_status( 201 );
 239          $response->header( 'Location', rest_url( sprintf( '%s/%s/%d', $this->namespace, $this->rest_base, $attachment_id ) ) );
 240  
 241          return $response;
 242      }
 243  
 244      /**
 245       * Inserts the attachment post in the database. Does not update the attachment meta.
 246       *
 247       * @since 5.3.0
 248       *
 249       * @param WP_REST_Request $request
 250       * @return array|WP_Error
 251       */
 252  	protected function insert_attachment( $request ) {
 253          // Get the file via $_FILES or raw data.
 254          $files   = $request->get_file_params();
 255          $headers = $request->get_headers();
 256  
 257          if ( ! empty( $files ) ) {
 258              $file = $this->upload_from_file( $files, $headers );
 259          } else {
 260              $file = $this->upload_from_data( $request->get_body(), $headers );
 261          }
 262  
 263          if ( is_wp_error( $file ) ) {
 264              return $file;
 265          }
 266  
 267          $name       = wp_basename( $file['file'] );
 268          $name_parts = pathinfo( $name );
 269          $name       = trim( substr( $name, 0, -( 1 + strlen( $name_parts['extension'] ) ) ) );
 270  
 271          $url  = $file['url'];
 272          $type = $file['type'];
 273          $file = $file['file'];
 274  
 275          // Include image functions to get access to wp_read_image_metadata().
 276          require_once  ABSPATH . 'wp-admin/includes/image.php';
 277  
 278          // Use image exif/iptc data for title and caption defaults if possible.
 279          $image_meta = wp_read_image_metadata( $file );
 280  
 281          if ( ! empty( $image_meta ) ) {
 282              if ( empty( $request['title'] ) && trim( $image_meta['title'] ) && ! is_numeric( sanitize_title( $image_meta['title'] ) ) ) {
 283                  $request['title'] = $image_meta['title'];
 284              }
 285  
 286              if ( empty( $request['caption'] ) && trim( $image_meta['caption'] ) ) {
 287                  $request['caption'] = $image_meta['caption'];
 288              }
 289          }
 290  
 291          $attachment = $this->prepare_item_for_database( $request );
 292  
 293          $attachment->post_mime_type = $type;
 294          $attachment->guid           = $url;
 295  
 296          if ( empty( $attachment->post_title ) ) {
 297              $attachment->post_title = preg_replace( '/\.[^.]+$/', '', wp_basename( $file ) );
 298          }
 299  
 300          // $post_parent is inherited from $attachment['post_parent'].
 301          $id = wp_insert_attachment( wp_slash( (array) $attachment ), $file, 0, true, false );
 302  
 303          if ( is_wp_error( $id ) ) {
 304              if ( 'db_update_error' === $id->get_error_code() ) {
 305                  $id->add_data( array( 'status' => 500 ) );
 306              } else {
 307                  $id->add_data( array( 'status' => 400 ) );
 308              }
 309  
 310              return $id;
 311          }
 312  
 313          $attachment = get_post( $id );
 314  
 315          /**
 316           * Fires after a single attachment is created or updated via the REST API.
 317           *
 318           * @since 4.7.0
 319           *
 320           * @param WP_Post         $attachment Inserted or updated attachment
 321           *                                    object.
 322           * @param WP_REST_Request $request    The request sent to the API.
 323           * @param bool            $creating   True when creating an attachment, false when updating.
 324           */
 325          do_action( 'rest_insert_attachment', $attachment, $request, true );
 326  
 327          return array(
 328              'attachment_id' => $id,
 329              'file'          => $file,
 330          );
 331      }
 332  
 333      /**
 334       * Determines the featured media based on a request param.
 335       *
 336       * @since 6.5.0
 337       *
 338       * @param int $featured_media Featured Media ID.
 339       * @param int $post_id        Post ID.
 340       * @return bool|WP_Error Whether the post thumbnail was successfully deleted, otherwise WP_Error.
 341       */
 342  	protected function handle_featured_media( $featured_media, $post_id ) {
 343          $post_type         = get_post_type( $post_id );
 344          $thumbnail_support = current_theme_supports( 'post-thumbnails', $post_type ) && post_type_supports( $post_type, 'thumbnail' );
 345  
 346          // Similar check as in wp_insert_post().
 347          if ( ! $thumbnail_support && get_post_mime_type( $post_id ) ) {
 348              if ( wp_attachment_is( 'audio', $post_id ) ) {
 349                  $thumbnail_support = post_type_supports( 'attachment:audio', 'thumbnail' ) || current_theme_supports( 'post-thumbnails', 'attachment:audio' );
 350              } elseif ( wp_attachment_is( 'video', $post_id ) ) {
 351                  $thumbnail_support = post_type_supports( 'attachment:video', 'thumbnail' ) || current_theme_supports( 'post-thumbnails', 'attachment:video' );
 352              }
 353          }
 354  
 355          if ( $thumbnail_support ) {
 356              return parent::handle_featured_media( $featured_media, $post_id );
 357          }
 358  
 359          return new WP_Error(
 360              'rest_no_featured_media',
 361              sprintf(
 362                  /* translators: %s: attachment mime type */
 363                  __( 'This site does not support post thumbnails on attachments with MIME type %s.' ),
 364                  get_post_mime_type( $post_id )
 365              ),
 366              array( 'status' => 400 )
 367          );
 368      }
 369  
 370      /**
 371       * Updates a single attachment.
 372       *
 373       * @since 4.7.0
 374       *
 375       * @param WP_REST_Request $request Full details about the request.
 376       * @return WP_REST_Response|WP_Error Response object on success, WP_Error object on failure.
 377       */
 378  	public function update_item( $request ) {
 379          if ( ! empty( $request['post'] ) && in_array( get_post_type( $request['post'] ), array( 'revision', 'attachment' ), true ) ) {
 380              return new WP_Error(
 381                  'rest_invalid_param',
 382                  __( 'Invalid parent type.' ),
 383                  array( 'status' => 400 )
 384              );
 385          }
 386  
 387          $attachment_before = get_post( $request['id'] );
 388          $response          = parent::update_item( $request );
 389  
 390          if ( is_wp_error( $response ) ) {
 391              return $response;
 392          }
 393  
 394          $response = rest_ensure_response( $response );
 395          $data     = $response->get_data();
 396  
 397          if ( isset( $request['alt_text'] ) ) {
 398              update_post_meta( $data['id'], '_wp_attachment_image_alt', $request['alt_text'] );
 399          }
 400  
 401          $attachment = get_post( $request['id'] );
 402  
 403          if ( ! empty( $schema['properties']['featured_media'] ) && isset( $request['featured_media'] ) ) {
 404              $thumbnail_update = $this->handle_featured_media( $request['featured_media'], $attachment->ID );
 405  
 406              if ( is_wp_error( $thumbnail_update ) ) {
 407                  return $thumbnail_update;
 408              }
 409          }
 410  
 411          $fields_update = $this->update_additional_fields_for_object( $attachment, $request );
 412  
 413          if ( is_wp_error( $fields_update ) ) {
 414              return $fields_update;
 415          }
 416  
 417          $request->set_param( 'context', 'edit' );
 418  
 419          /** This action is documented in wp-includes/rest-api/endpoints/class-wp-rest-attachments-controller.php */
 420          do_action( 'rest_after_insert_attachment', $attachment, $request, false );
 421  
 422          wp_after_insert_post( $attachment, true, $attachment_before );
 423  
 424          $response = $this->prepare_item_for_response( $attachment, $request );
 425          $response = rest_ensure_response( $response );
 426  
 427          return $response;
 428      }
 429  
 430      /**
 431       * Performs post processing on an attachment.
 432       *
 433       * @since 5.3.0
 434       *
 435       * @param WP_REST_Request $request Full details about the request.
 436       * @return WP_REST_Response|WP_Error Response object on success, WP_Error object on failure.
 437       */
 438  	public function post_process_item( $request ) {
 439          switch ( $request['action'] ) {
 440              case 'create-image-subsizes':
 441                  require_once  ABSPATH . 'wp-admin/includes/image.php';
 442                  wp_update_image_subsizes( $request['id'] );
 443                  break;
 444          }
 445  
 446          $request['context'] = 'edit';
 447  
 448          return $this->prepare_item_for_response( get_post( $request['id'] ), $request );
 449      }
 450  
 451      /**
 452       * Checks if a given request can perform post processing on an attachment.
 453       *
 454       * @since 5.3.0
 455       *
 456       * @param WP_REST_Request $request Full details about the request.
 457       * @return true|WP_Error True if the request has access to update the item, WP_Error object otherwise.
 458       */
 459  	public function post_process_item_permissions_check( $request ) {
 460          return $this->update_item_permissions_check( $request );
 461      }
 462  
 463      /**
 464       * Checks if a given request has access to editing media.
 465       *
 466       * @since 5.5.0
 467       *
 468       * @param WP_REST_Request $request Full details about the request.
 469       * @return true|WP_Error True if the request has read access, WP_Error object otherwise.
 470       */
 471  	public function edit_media_item_permissions_check( $request ) {
 472          if ( ! current_user_can( 'upload_files' ) ) {
 473              return new WP_Error(
 474                  'rest_cannot_edit_image',
 475                  __( 'Sorry, you are not allowed to upload media on this site.' ),
 476                  array( 'status' => rest_authorization_required_code() )
 477              );
 478          }
 479  
 480          return $this->update_item_permissions_check( $request );
 481      }
 482  
 483      /**
 484       * Applies edits to a media item and creates a new attachment record.
 485       *
 486       * @since 5.5.0
 487       *
 488       * @param WP_REST_Request $request Full details about the request.
 489       * @return WP_REST_Response|WP_Error Response object on success, WP_Error object on failure.
 490       */
 491  	public function edit_media_item( $request ) {
 492          require_once  ABSPATH . 'wp-admin/includes/image.php';
 493  
 494          $attachment_id = $request['id'];
 495  
 496          // This also confirms the attachment is an image.
 497          $image_file = wp_get_original_image_path( $attachment_id );
 498          $image_meta = wp_get_attachment_metadata( $attachment_id );
 499  
 500          if (
 501              ! $image_meta ||
 502              ! $image_file ||
 503              ! wp_image_file_matches_image_meta( $request['src'], $image_meta, $attachment_id )
 504          ) {
 505              return new WP_Error(
 506                  'rest_unknown_attachment',
 507                  __( 'Unable to get meta information for file.' ),
 508                  array( 'status' => 404 )
 509              );
 510          }
 511  
 512          $supported_types = array( 'image/jpeg', 'image/png', 'image/gif', 'image/webp', 'image/avif' );
 513          $mime_type       = get_post_mime_type( $attachment_id );
 514          if ( ! in_array( $mime_type, $supported_types, true ) ) {
 515              return new WP_Error(
 516                  'rest_cannot_edit_file_type',
 517                  __( 'This type of file cannot be edited.' ),
 518                  array( 'status' => 400 )
 519              );
 520          }
 521  
 522          // The `modifiers` param takes precedence over the older format.
 523          if ( isset( $request['modifiers'] ) ) {
 524              $modifiers = $request['modifiers'];
 525          } else {
 526              $modifiers = array();
 527  
 528              if ( ! empty( $request['rotation'] ) ) {
 529                  $modifiers[] = array(
 530                      'type' => 'rotate',
 531                      'args' => array(
 532                          'angle' => $request['rotation'],
 533                      ),
 534                  );
 535              }
 536  
 537              if ( isset( $request['x'], $request['y'], $request['width'], $request['height'] ) ) {
 538                  $modifiers[] = array(
 539                      'type' => 'crop',
 540                      'args' => array(
 541                          'left'   => $request['x'],
 542                          'top'    => $request['y'],
 543                          'width'  => $request['width'],
 544                          'height' => $request['height'],
 545                      ),
 546                  );
 547              }
 548  
 549              if ( 0 === count( $modifiers ) ) {
 550                  return new WP_Error(
 551                      'rest_image_not_edited',
 552                      __( 'The image was not edited. Edit the image before applying the changes.' ),
 553                      array( 'status' => 400 )
 554                  );
 555              }
 556          }
 557  
 558          /*
 559           * If the file doesn't exist, attempt a URL fopen on the src link.
 560           * This can occur with certain file replication plugins.
 561           * Keep the original file path to get a modified name later.
 562           */
 563          $image_file_to_edit = $image_file;
 564          if ( ! file_exists( $image_file_to_edit ) ) {
 565              $image_file_to_edit = _load_image_to_edit_path( $attachment_id );
 566          }
 567  
 568          $image_editor = wp_get_image_editor( $image_file_to_edit );
 569  
 570          if ( is_wp_error( $image_editor ) ) {
 571              return new WP_Error(
 572                  'rest_unknown_image_file_type',
 573                  __( 'Unable to edit this image.' ),
 574                  array( 'status' => 500 )
 575              );
 576          }
 577  
 578          foreach ( $modifiers as $modifier ) {
 579              $args = $modifier['args'];
 580              switch ( $modifier['type'] ) {
 581                  case 'rotate':
 582                      // Rotation direction: clockwise vs. counter clockwise.
 583                      $rotate = 0 - $args['angle'];
 584  
 585                      if ( 0 !== $rotate ) {
 586                          $result = $image_editor->rotate( $rotate );
 587  
 588                          if ( is_wp_error( $result ) ) {
 589                              return new WP_Error(
 590                                  'rest_image_rotation_failed',
 591                                  __( 'Unable to rotate this image.' ),
 592                                  array( 'status' => 500 )
 593                              );
 594                          }
 595                      }
 596  
 597                      break;
 598  
 599                  case 'crop':
 600                      $size = $image_editor->get_size();
 601  
 602                      $crop_x = round( ( $size['width'] * $args['left'] ) / 100.0 );
 603                      $crop_y = round( ( $size['height'] * $args['top'] ) / 100.0 );
 604                      $width  = round( ( $size['width'] * $args['width'] ) / 100.0 );
 605                      $height = round( ( $size['height'] * $args['height'] ) / 100.0 );
 606  
 607                      if ( $size['width'] !== $width && $size['height'] !== $height ) {
 608                          $result = $image_editor->crop( $crop_x, $crop_y, $width, $height );
 609  
 610                          if ( is_wp_error( $result ) ) {
 611                              return new WP_Error(
 612                                  'rest_image_crop_failed',
 613                                  __( 'Unable to crop this image.' ),
 614                                  array( 'status' => 500 )
 615                              );
 616                          }
 617                      }
 618  
 619                      break;
 620  
 621              }
 622          }
 623  
 624          // Calculate the file name.
 625          $image_ext  = pathinfo( $image_file, PATHINFO_EXTENSION );
 626          $image_name = wp_basename( $image_file, ".{$image_ext}" );
 627  
 628          /*
 629           * Do not append multiple `-edited` to the file name.
 630           * The user may be editing a previously edited image.
 631           */
 632          if ( preg_match( '/-edited(-\d+)?$/', $image_name ) ) {
 633              // Remove any `-1`, `-2`, etc. `wp_unique_filename()` will add the proper number.
 634              $image_name = preg_replace( '/-edited(-\d+)?$/', '-edited', $image_name );
 635          } else {
 636              // Append `-edited` before the extension.
 637              $image_name .= '-edited';
 638          }
 639  
 640          $filename = "{$image_name}.{$image_ext}";
 641  
 642          // Create the uploads sub-directory if needed.
 643          $uploads = wp_upload_dir();
 644  
 645          // Make the file name unique in the (new) upload directory.
 646          $filename = wp_unique_filename( $uploads['path'], $filename );
 647  
 648          // Save to disk.
 649          $saved = $image_editor->save( $uploads['path'] . "/$filename" );
 650  
 651          if ( is_wp_error( $saved ) ) {
 652              return $saved;
 653          }
 654  
 655          // Create new attachment post.
 656          $new_attachment_post = array(
 657              'post_mime_type' => $saved['mime-type'],
 658              'guid'           => $uploads['url'] . "/$filename",
 659              'post_title'     => $image_name,
 660              'post_content'   => '',
 661          );
 662  
 663          // Copy post_content, post_excerpt, and post_title from the edited image's attachment post.
 664          $attachment_post = get_post( $attachment_id );
 665  
 666          if ( $attachment_post ) {
 667              $new_attachment_post['post_content'] = $attachment_post->post_content;
 668              $new_attachment_post['post_excerpt'] = $attachment_post->post_excerpt;
 669              $new_attachment_post['post_title']   = $attachment_post->post_title;
 670          }
 671  
 672          $new_attachment_id = wp_insert_attachment( wp_slash( $new_attachment_post ), $saved['path'], 0, true );
 673  
 674          if ( is_wp_error( $new_attachment_id ) ) {
 675              if ( 'db_update_error' === $new_attachment_id->get_error_code() ) {
 676                  $new_attachment_id->add_data( array( 'status' => 500 ) );
 677              } else {
 678                  $new_attachment_id->add_data( array( 'status' => 400 ) );
 679              }
 680  
 681              return $new_attachment_id;
 682          }
 683  
 684          // Copy the image alt text from the edited image.
 685          $image_alt = get_post_meta( $attachment_id, '_wp_attachment_image_alt', true );
 686  
 687          if ( ! empty( $image_alt ) ) {
 688              // update_post_meta() expects slashed.
 689              update_post_meta( $new_attachment_id, '_wp_attachment_image_alt', wp_slash( $image_alt ) );
 690          }
 691  
 692          if ( wp_is_serving_rest_request() ) {
 693              /*
 694               * Set a custom header with the attachment_id.
 695               * Used by the browser/client to resume creating image sub-sizes after a PHP fatal error.
 696               */
 697              header( 'X-WP-Upload-Attachment-ID: ' . $new_attachment_id );
 698          }
 699  
 700          // Generate image sub-sizes and meta.
 701          $new_image_meta = wp_generate_attachment_metadata( $new_attachment_id, $saved['path'] );
 702  
 703          // Copy the EXIF metadata from the original attachment if not generated for the edited image.
 704          if ( isset( $image_meta['image_meta'] ) && isset( $new_image_meta['image_meta'] ) && is_array( $new_image_meta['image_meta'] ) ) {
 705              // Merge but skip empty values.
 706              foreach ( (array) $image_meta['image_meta'] as $key => $value ) {
 707                  if ( empty( $new_image_meta['image_meta'][ $key ] ) && ! empty( $value ) ) {
 708                      $new_image_meta['image_meta'][ $key ] = $value;
 709                  }
 710              }
 711          }
 712  
 713          // Reset orientation. At this point the image is edited and orientation is correct.
 714          if ( ! empty( $new_image_meta['image_meta']['orientation'] ) ) {
 715              $new_image_meta['image_meta']['orientation'] = 1;
 716          }
 717  
 718          // The attachment_id may change if the site is exported and imported.
 719          $new_image_meta['parent_image'] = array(
 720              'attachment_id' => $attachment_id,
 721              // Path to the originally uploaded image file relative to the uploads directory.
 722              'file'          => _wp_relative_upload_path( $image_file ),
 723          );
 724  
 725          /**
 726           * Filters the meta data for the new image created by editing an existing image.
 727           *
 728           * @since 5.5.0
 729           *
 730           * @param array $new_image_meta    Meta data for the new image.
 731           * @param int   $new_attachment_id Attachment post ID for the new image.
 732           * @param int   $attachment_id     Attachment post ID for the edited (parent) image.
 733           */
 734          $new_image_meta = apply_filters( 'wp_edited_image_metadata', $new_image_meta, $new_attachment_id, $attachment_id );
 735  
 736          wp_update_attachment_metadata( $new_attachment_id, $new_image_meta );
 737  
 738          $response = $this->prepare_item_for_response( get_post( $new_attachment_id ), $request );
 739          $response->set_status( 201 );
 740          $response->header( 'Location', rest_url( sprintf( '%s/%s/%s', $this->namespace, $this->rest_base, $new_attachment_id ) ) );
 741  
 742          return $response;
 743      }
 744  
 745      /**
 746       * Prepares a single attachment for create or update.
 747       *
 748       * @since 4.7.0
 749       *
 750       * @param WP_REST_Request $request Request object.
 751       * @return stdClass|WP_Error Post object.
 752       */
 753  	protected function prepare_item_for_database( $request ) {
 754          $prepared_attachment = parent::prepare_item_for_database( $request );
 755  
 756          // Attachment caption (post_excerpt internally).
 757          if ( isset( $request['caption'] ) ) {
 758              if ( is_string( $request['caption'] ) ) {
 759                  $prepared_attachment->post_excerpt = $request['caption'];
 760              } elseif ( isset( $request['caption']['raw'] ) ) {
 761                  $prepared_attachment->post_excerpt = $request['caption']['raw'];
 762              }
 763          }
 764  
 765          // Attachment description (post_content internally).
 766          if ( isset( $request['description'] ) ) {
 767              if ( is_string( $request['description'] ) ) {
 768                  $prepared_attachment->post_content = $request['description'];
 769              } elseif ( isset( $request['description']['raw'] ) ) {
 770                  $prepared_attachment->post_content = $request['description']['raw'];
 771              }
 772          }
 773  
 774          if ( isset( $request['post'] ) ) {
 775              $prepared_attachment->post_parent = (int) $request['post'];
 776          }
 777  
 778          return $prepared_attachment;
 779      }
 780  
 781      /**
 782       * Prepares a single attachment output for response.
 783       *
 784       * @since 4.7.0
 785       * @since 5.9.0 Renamed `$post` to `$item` to match parent class for PHP 8 named parameter support.
 786       *
 787       * @param WP_Post         $item    Attachment object.
 788       * @param WP_REST_Request $request Request object.
 789       * @return WP_REST_Response Response object.
 790       */
 791  	public function prepare_item_for_response( $item, $request ) {
 792          // Restores the more descriptive, specific name for use within this method.
 793          $post = $item;
 794  
 795          $response = parent::prepare_item_for_response( $post, $request );
 796          $fields   = $this->get_fields_for_response( $request );
 797          $data     = $response->get_data();
 798  
 799          if ( in_array( 'description', $fields, true ) ) {
 800              $data['description'] = array(
 801                  'raw'      => $post->post_content,
 802                  /** This filter is documented in wp-includes/post-template.php */
 803                  'rendered' => apply_filters( 'the_content', $post->post_content ),
 804              );
 805          }
 806  
 807          if ( in_array( 'caption', $fields, true ) ) {
 808              /** This filter is documented in wp-includes/post-template.php */
 809              $caption = apply_filters( 'get_the_excerpt', $post->post_excerpt, $post );
 810  
 811              /** This filter is documented in wp-includes/post-template.php */
 812              $caption = apply_filters( 'the_excerpt', $caption );
 813  
 814              $data['caption'] = array(
 815                  'raw'      => $post->post_excerpt,
 816                  'rendered' => $caption,
 817              );
 818          }
 819  
 820          if ( in_array( 'alt_text', $fields, true ) ) {
 821              $data['alt_text'] = get_post_meta( $post->ID, '_wp_attachment_image_alt', true );
 822          }
 823  
 824          if ( in_array( 'media_type', $fields, true ) ) {
 825              $data['media_type'] = wp_attachment_is_image( $post->ID ) ? 'image' : 'file';
 826          }
 827  
 828          if ( in_array( 'mime_type', $fields, true ) ) {
 829              $data['mime_type'] = $post->post_mime_type;
 830          }
 831  
 832          if ( in_array( 'media_details', $fields, true ) ) {
 833              $data['media_details'] = wp_get_attachment_metadata( $post->ID );
 834  
 835              // Ensure empty details is an empty object.
 836              if ( empty( $data['media_details'] ) ) {
 837                  $data['media_details'] = new stdClass();
 838              } elseif ( ! empty( $data['media_details']['sizes'] ) ) {
 839  
 840                  foreach ( $data['media_details']['sizes'] as $size => &$size_data ) {
 841  
 842                      if ( isset( $size_data['mime-type'] ) ) {
 843                          $size_data['mime_type'] = $size_data['mime-type'];
 844                          unset( $size_data['mime-type'] );
 845                      }
 846  
 847                      // Use the same method image_downsize() does.
 848                      $image_src = wp_get_attachment_image_src( $post->ID, $size );
 849                      if ( ! $image_src ) {
 850                          continue;
 851                      }
 852  
 853                      $size_data['source_url'] = $image_src[0];
 854                  }
 855  
 856                  $full_src = wp_get_attachment_image_src( $post->ID, 'full' );
 857  
 858                  if ( ! empty( $full_src ) ) {
 859                      $data['media_details']['sizes']['full'] = array(
 860                          'file'       => wp_basename( $full_src[0] ),
 861                          'width'      => $full_src[1],
 862                          'height'     => $full_src[2],
 863                          'mime_type'  => $post->post_mime_type,
 864                          'source_url' => $full_src[0],
 865                      );
 866                  }
 867              } else {
 868                  $data['media_details']['sizes'] = new stdClass();
 869              }
 870          }
 871  
 872          if ( in_array( 'post', $fields, true ) ) {
 873              $data['post'] = ! empty( $post->post_parent ) ? (int) $post->post_parent : null;
 874          }
 875  
 876          if ( in_array( 'source_url', $fields, true ) ) {
 877              $data['source_url'] = wp_get_attachment_url( $post->ID );
 878          }
 879  
 880          if ( in_array( 'missing_image_sizes', $fields, true ) ) {
 881              require_once  ABSPATH . 'wp-admin/includes/image.php';
 882              $data['missing_image_sizes'] = array_keys( wp_get_missing_image_subsizes( $post->ID ) );
 883          }
 884  
 885          $context = ! empty( $request['context'] ) ? $request['context'] : 'view';
 886  
 887          $data = $this->filter_response_by_context( $data, $context );
 888  
 889          $links = $response->get_links();
 890  
 891          // Wrap the data in a response object.
 892          $response = rest_ensure_response( $data );
 893  
 894          foreach ( $links as $rel => $rel_links ) {
 895              foreach ( $rel_links as $link ) {
 896                  $response->add_link( $rel, $link['href'], $link['attributes'] );
 897              }
 898          }
 899  
 900          /**
 901           * Filters an attachment returned from the REST API.
 902           *
 903           * Allows modification of the attachment right before it is returned.
 904           *
 905           * @since 4.7.0
 906           *
 907           * @param WP_REST_Response $response The response object.
 908           * @param WP_Post          $post     The original attachment post.
 909           * @param WP_REST_Request  $request  Request used to generate the response.
 910           */
 911          return apply_filters( 'rest_prepare_attachment', $response, $post, $request );
 912      }
 913  
 914      /**
 915       * Retrieves the attachment's schema, conforming to JSON Schema.
 916       *
 917       * @since 4.7.0
 918       *
 919       * @return array Item schema as an array.
 920       */
 921  	public function get_item_schema() {
 922          if ( $this->schema ) {
 923              return $this->add_additional_fields_schema( $this->schema );
 924          }
 925  
 926          $schema = parent::get_item_schema();
 927  
 928          $schema['properties']['alt_text'] = array(
 929              'description' => __( 'Alternative text to display when attachment is not displayed.' ),
 930              'type'        => 'string',
 931              'context'     => array( 'view', 'edit', 'embed' ),
 932              'arg_options' => array(
 933                  'sanitize_callback' => 'sanitize_text_field',
 934              ),
 935          );
 936  
 937          $schema['properties']['caption'] = array(
 938              'description' => __( 'The attachment caption.' ),
 939              'type'        => 'object',
 940              'context'     => array( 'view', 'edit', 'embed' ),
 941              'arg_options' => array(
 942                  'sanitize_callback' => null, // Note: sanitization implemented in self::prepare_item_for_database().
 943                  'validate_callback' => null, // Note: validation implemented in self::prepare_item_for_database().
 944              ),
 945              'properties'  => array(
 946                  'raw'      => array(
 947                      'description' => __( 'Caption for the attachment, as it exists in the database.' ),
 948                      'type'        => 'string',
 949                      'context'     => array( 'edit' ),
 950                  ),
 951                  'rendered' => array(
 952                      'description' => __( 'HTML caption for the attachment, transformed for display.' ),
 953                      'type'        => 'string',
 954                      'context'     => array( 'view', 'edit', 'embed' ),
 955                      'readonly'    => true,
 956                  ),
 957              ),
 958          );
 959  
 960          $schema['properties']['description'] = array(
 961              'description' => __( 'The attachment description.' ),
 962              'type'        => 'object',
 963              'context'     => array( 'view', 'edit' ),
 964              'arg_options' => array(
 965                  'sanitize_callback' => null, // Note: sanitization implemented in self::prepare_item_for_database().
 966                  'validate_callback' => null, // Note: validation implemented in self::prepare_item_for_database().
 967              ),
 968              'properties'  => array(
 969                  'raw'      => array(
 970                      'description' => __( 'Description for the attachment, as it exists in the database.' ),
 971                      'type'        => 'string',
 972                      'context'     => array( 'edit' ),
 973                  ),
 974                  'rendered' => array(
 975                      'description' => __( 'HTML description for the attachment, transformed for display.' ),
 976                      'type'        => 'string',
 977                      'context'     => array( 'view', 'edit' ),
 978                      'readonly'    => true,
 979                  ),
 980              ),
 981          );
 982  
 983          $schema['properties']['media_type'] = array(
 984              'description' => __( 'Attachment type.' ),
 985              'type'        => 'string',
 986              'enum'        => array( 'image', 'file' ),
 987              'context'     => array( 'view', 'edit', 'embed' ),
 988              'readonly'    => true,
 989          );
 990  
 991          $schema['properties']['mime_type'] = array(
 992              'description' => __( 'The attachment MIME type.' ),
 993              'type'        => 'string',
 994              'context'     => array( 'view', 'edit', 'embed' ),
 995              'readonly'    => true,
 996          );
 997  
 998          $schema['properties']['media_details'] = array(
 999              'description' => __( 'Details about the media file, specific to its type.' ),
1000              'type'        => 'object',
1001              'context'     => array( 'view', 'edit', 'embed' ),
1002              'readonly'    => true,
1003          );
1004  
1005          $schema['properties']['post'] = array(
1006              'description' => __( 'The ID for the associated post of the attachment.' ),
1007              'type'        => 'integer',
1008              'context'     => array( 'view', 'edit' ),
1009          );
1010  
1011          $schema['properties']['source_url'] = array(
1012              'description' => __( 'URL to the original attachment file.' ),
1013              'type'        => 'string',
1014              'format'      => 'uri',
1015              'context'     => array( 'view', 'edit', 'embed' ),
1016              'readonly'    => true,
1017          );
1018  
1019          $schema['properties']['missing_image_sizes'] = array(
1020              'description' => __( 'List of the missing image sizes of the attachment.' ),
1021              'type'        => 'array',
1022              'items'       => array( 'type' => 'string' ),
1023              'context'     => array( 'edit' ),
1024              'readonly'    => true,
1025          );
1026  
1027          unset( $schema['properties']['password'] );
1028  
1029          $this->schema = $schema;
1030  
1031          return $this->add_additional_fields_schema( $this->schema );
1032      }
1033  
1034      /**
1035       * Handles an upload via raw POST data.
1036       *
1037       * @since 4.7.0
1038       *
1039       * @param string $data    Supplied file data.
1040       * @param array  $headers HTTP headers from the request.
1041       * @return array|WP_Error Data from wp_handle_sideload().
1042       */
1043  	protected function upload_from_data( $data, $headers ) {
1044          if ( empty( $data ) ) {
1045              return new WP_Error(
1046                  'rest_upload_no_data',
1047                  __( 'No data supplied.' ),
1048                  array( 'status' => 400 )
1049              );
1050          }
1051  
1052          if ( empty( $headers['content_type'] ) ) {
1053              return new WP_Error(
1054                  'rest_upload_no_content_type',
1055                  __( 'No Content-Type supplied.' ),
1056                  array( 'status' => 400 )
1057              );
1058          }
1059  
1060          if ( empty( $headers['content_disposition'] ) ) {
1061              return new WP_Error(
1062                  'rest_upload_no_content_disposition',
1063                  __( 'No Content-Disposition supplied.' ),
1064                  array( 'status' => 400 )
1065              );
1066          }
1067  
1068          $filename = self::get_filename_from_disposition( $headers['content_disposition'] );
1069  
1070          if ( empty( $filename ) ) {
1071              return new WP_Error(
1072                  'rest_upload_invalid_disposition',
1073                  __( 'Invalid Content-Disposition supplied. Content-Disposition needs to be formatted as `attachment; filename="image.png"` or similar.' ),
1074                  array( 'status' => 400 )
1075              );
1076          }
1077  
1078          if ( ! empty( $headers['content_md5'] ) ) {
1079              $content_md5 = array_shift( $headers['content_md5'] );
1080              $expected    = trim( $content_md5 );
1081              $actual      = md5( $data );
1082  
1083              if ( $expected !== $actual ) {
1084                  return new WP_Error(
1085                      'rest_upload_hash_mismatch',
1086                      __( 'Content hash did not match expected.' ),
1087                      array( 'status' => 412 )
1088                  );
1089              }
1090          }
1091  
1092          // Get the content-type.
1093          $type = array_shift( $headers['content_type'] );
1094  
1095          // Include filesystem functions to get access to wp_tempnam() and wp_handle_sideload().
1096          require_once  ABSPATH . 'wp-admin/includes/file.php';
1097  
1098          // Save the file.
1099          $tmpfname = wp_tempnam( $filename );
1100  
1101          $fp = fopen( $tmpfname, 'w+' );
1102  
1103          if ( ! $fp ) {
1104              return new WP_Error(
1105                  'rest_upload_file_error',
1106                  __( 'Could not open file handle.' ),
1107                  array( 'status' => 500 )
1108              );
1109          }
1110  
1111          fwrite( $fp, $data );
1112          fclose( $fp );
1113  
1114          // Now, sideload it in.
1115          $file_data = array(
1116              'error'    => null,
1117              'tmp_name' => $tmpfname,
1118              'name'     => $filename,
1119              'type'     => $type,
1120          );
1121  
1122          $size_check = self::check_upload_size( $file_data );
1123          if ( is_wp_error( $size_check ) ) {
1124              return $size_check;
1125          }
1126  
1127          $overrides = array(
1128              'test_form' => false,
1129          );
1130  
1131          $sideloaded = wp_handle_sideload( $file_data, $overrides );
1132  
1133          if ( isset( $sideloaded['error'] ) ) {
1134              @unlink( $tmpfname );
1135  
1136              return new WP_Error(
1137                  'rest_upload_sideload_error',
1138                  $sideloaded['error'],
1139                  array( 'status' => 500 )
1140              );
1141          }
1142  
1143          return $sideloaded;
1144      }
1145  
1146      /**
1147       * Parses filename from a Content-Disposition header value.
1148       *
1149       * As per RFC6266:
1150       *
1151       *     content-disposition = "Content-Disposition" ":"
1152       *                            disposition-type *( ";" disposition-parm )
1153       *
1154       *     disposition-type    = "inline" | "attachment" | disp-ext-type
1155       *                         ; case-insensitive
1156       *     disp-ext-type       = token
1157       *
1158       *     disposition-parm    = filename-parm | disp-ext-parm
1159       *
1160       *     filename-parm       = "filename" "=" value
1161       *                         | "filename*" "=" ext-value
1162       *
1163       *     disp-ext-parm       = token "=" value
1164       *                         | ext-token "=" ext-value
1165       *     ext-token           = <the characters in token, followed by "*">
1166       *
1167       * @since 4.7.0
1168       *
1169       * @link https://tools.ietf.org/html/rfc2388
1170       * @link https://tools.ietf.org/html/rfc6266
1171       *
1172       * @param string[] $disposition_header List of Content-Disposition header values.
1173       * @return string|null Filename if available, or null if not found.
1174       */
1175  	public static function get_filename_from_disposition( $disposition_header ) {
1176          // Get the filename.
1177          $filename = null;
1178  
1179          foreach ( $disposition_header as $value ) {
1180              $value = trim( $value );
1181  
1182              if ( ! str_contains( $value, ';' ) ) {
1183                  continue;
1184              }
1185  
1186              list( $type, $attr_parts ) = explode( ';', $value, 2 );
1187  
1188              $attr_parts = explode( ';', $attr_parts );
1189              $attributes = array();
1190  
1191              foreach ( $attr_parts as $part ) {
1192                  if ( ! str_contains( $part, '=' ) ) {
1193                      continue;
1194                  }
1195  
1196                  list( $key, $value ) = explode( '=', $part, 2 );
1197  
1198                  $attributes[ trim( $key ) ] = trim( $value );
1199              }
1200  
1201              if ( empty( $attributes['filename'] ) ) {
1202                  continue;
1203              }
1204  
1205              $filename = trim( $attributes['filename'] );
1206  
1207              // Unquote quoted filename, but after trimming.
1208              if ( str_starts_with( $filename, '"' ) && str_ends_with( $filename, '"' ) ) {
1209                  $filename = substr( $filename, 1, -1 );
1210              }
1211          }
1212  
1213          return $filename;
1214      }
1215  
1216      /**
1217       * Retrieves the query params for collections of attachments.
1218       *
1219       * @since 4.7.0
1220       *
1221       * @return array Query parameters for the attachment collection as an array.
1222       */
1223  	public function get_collection_params() {
1224          $params                            = parent::get_collection_params();
1225          $params['status']['default']       = 'inherit';
1226          $params['status']['items']['enum'] = array( 'inherit', 'private', 'trash' );
1227          $media_types                       = $this->get_media_types();
1228  
1229          $params['media_type'] = array(
1230              'default'     => null,
1231              'description' => __( 'Limit result set to attachments of a particular media type.' ),
1232              'type'        => 'string',
1233              'enum'        => array_keys( $media_types ),
1234          );
1235  
1236          $params['mime_type'] = array(
1237              'default'     => null,
1238              'description' => __( 'Limit result set to attachments of a particular MIME type.' ),
1239              'type'        => 'string',
1240          );
1241  
1242          return $params;
1243      }
1244  
1245      /**
1246       * Handles an upload via multipart/form-data ($_FILES).
1247       *
1248       * @since 4.7.0
1249       *
1250       * @param array $files   Data from the `$_FILES` superglobal.
1251       * @param array $headers HTTP headers from the request.
1252       * @return array|WP_Error Data from wp_handle_upload().
1253       */
1254  	protected function upload_from_file( $files, $headers ) {
1255          if ( empty( $files ) ) {
1256              return new WP_Error(
1257                  'rest_upload_no_data',
1258                  __( 'No data supplied.' ),
1259                  array( 'status' => 400 )
1260              );
1261          }
1262  
1263          // Verify hash, if given.
1264          if ( ! empty( $headers['content_md5'] ) ) {
1265              $content_md5 = array_shift( $headers['content_md5'] );
1266              $expected    = trim( $content_md5 );
1267              $actual      = md5_file( $files['file']['tmp_name'] );
1268  
1269              if ( $expected !== $actual ) {
1270                  return new WP_Error(
1271                      'rest_upload_hash_mismatch',
1272                      __( 'Content hash did not match expected.' ),
1273                      array( 'status' => 412 )
1274                  );
1275              }
1276          }
1277  
1278          // Pass off to WP to handle the actual upload.
1279          $overrides = array(
1280              'test_form' => false,
1281          );
1282  
1283          // Bypasses is_uploaded_file() when running unit tests.
1284          if ( defined( 'DIR_TESTDATA' ) && DIR_TESTDATA ) {
1285              $overrides['action'] = 'wp_handle_mock_upload';
1286          }
1287  
1288          $size_check = self::check_upload_size( $files['file'] );
1289          if ( is_wp_error( $size_check ) ) {
1290              return $size_check;
1291          }
1292  
1293          // Include filesystem functions to get access to wp_handle_upload().
1294          require_once  ABSPATH . 'wp-admin/includes/file.php';
1295  
1296          $file = wp_handle_upload( $files['file'], $overrides );
1297  
1298          if ( isset( $file['error'] ) ) {
1299              return new WP_Error(
1300                  'rest_upload_unknown_error',
1301                  $file['error'],
1302                  array( 'status' => 500 )
1303              );
1304          }
1305  
1306          return $file;
1307      }
1308  
1309      /**
1310       * Retrieves the supported media types.
1311       *
1312       * Media types are considered the MIME type category.
1313       *
1314       * @since 4.7.0
1315       *
1316       * @return array Array of supported media types.
1317       */
1318  	protected function get_media_types() {
1319          $media_types = array();
1320  
1321          foreach ( get_allowed_mime_types() as $mime_type ) {
1322              $parts = explode( '/', $mime_type );
1323  
1324              if ( ! isset( $media_types[ $parts[0] ] ) ) {
1325                  $media_types[ $parts[0] ] = array();
1326              }
1327  
1328              $media_types[ $parts[0] ][] = $mime_type;
1329          }
1330  
1331          return $media_types;
1332      }
1333  
1334      /**
1335       * Determine if uploaded file exceeds space quota on multisite.
1336       *
1337       * Replicates check_upload_size().
1338       *
1339       * @since 4.9.8
1340       *
1341       * @param array $file $_FILES array for a given file.
1342       * @return true|WP_Error True if can upload, error for errors.
1343       */
1344  	protected function check_upload_size( $file ) {
1345          if ( ! is_multisite() ) {
1346              return true;
1347          }
1348  
1349          if ( get_site_option( 'upload_space_check_disabled' ) ) {
1350              return true;
1351          }
1352  
1353          $space_left = get_upload_space_available();
1354  
1355          $file_size = filesize( $file['tmp_name'] );
1356  
1357          if ( $space_left < $file_size ) {
1358              return new WP_Error(
1359                  'rest_upload_limited_space',
1360                  /* translators: %s: Required disk space in kilobytes. */
1361                  sprintf( __( 'Not enough space to upload. %s KB needed.' ), number_format( ( $file_size - $space_left ) / KB_IN_BYTES ) ),
1362                  array( 'status' => 400 )
1363              );
1364          }
1365  
1366          if ( $file_size > ( KB_IN_BYTES * get_site_option( 'fileupload_maxk', 1500 ) ) ) {
1367              return new WP_Error(
1368                  'rest_upload_file_too_big',
1369                  /* translators: %s: Maximum allowed file size in kilobytes. */
1370                  sprintf( __( 'This file is too big. Files must be less than %s KB in size.' ), get_site_option( 'fileupload_maxk', 1500 ) ),
1371                  array( 'status' => 400 )
1372              );
1373          }
1374  
1375          // Include multisite admin functions to get access to upload_is_user_over_quota().
1376          require_once  ABSPATH . 'wp-admin/includes/ms.php';
1377  
1378          if ( upload_is_user_over_quota( false ) ) {
1379              return new WP_Error(
1380                  'rest_upload_user_quota_exceeded',
1381                  __( 'You have used your space quota. Please delete files before uploading.' ),
1382                  array( 'status' => 400 )
1383              );
1384          }
1385  
1386          return true;
1387      }
1388  
1389      /**
1390       * Gets the request args for the edit item route.
1391       *
1392       * @since 5.5.0
1393       *
1394       * @return array
1395       */
1396  	protected function get_edit_media_item_args() {
1397          return array(
1398              'src'       => array(
1399                  'description' => __( 'URL to the edited image file.' ),
1400                  'type'        => 'string',
1401                  'format'      => 'uri',
1402                  'required'    => true,
1403              ),
1404              'modifiers' => array(
1405                  'description' => __( 'Array of image edits.' ),
1406                  'type'        => 'array',
1407                  'minItems'    => 1,
1408                  'items'       => array(
1409                      'description' => __( 'Image edit.' ),
1410                      'type'        => 'object',
1411                      'required'    => array(
1412                          'type',
1413                          'args',
1414                      ),
1415                      'oneOf'       => array(
1416                          array(
1417                              'title'      => __( 'Rotation' ),
1418                              'properties' => array(
1419                                  'type' => array(
1420                                      'description' => __( 'Rotation type.' ),
1421                                      'type'        => 'string',
1422                                      'enum'        => array( 'rotate' ),
1423                                  ),
1424                                  'args' => array(
1425                                      'description' => __( 'Rotation arguments.' ),
1426                                      'type'        => 'object',
1427                                      'required'    => array(
1428                                          'angle',
1429                                      ),
1430                                      'properties'  => array(
1431                                          'angle' => array(
1432                                              'description' => __( 'Angle to rotate clockwise in degrees.' ),
1433                                              'type'        => 'number',
1434                                          ),
1435                                      ),
1436                                  ),
1437                              ),
1438                          ),
1439                          array(
1440                              'title'      => __( 'Crop' ),
1441                              'properties' => array(
1442                                  'type' => array(
1443                                      'description' => __( 'Crop type.' ),
1444                                      'type'        => 'string',
1445                                      'enum'        => array( 'crop' ),
1446                                  ),
1447                                  'args' => array(
1448                                      'description' => __( 'Crop arguments.' ),
1449                                      'type'        => 'object',
1450                                      'required'    => array(
1451                                          'left',
1452                                          'top',
1453                                          'width',
1454                                          'height',
1455                                      ),
1456                                      'properties'  => array(
1457                                          'left'   => array(
1458                                              'description' => __( 'Horizontal position from the left to begin the crop as a percentage of the image width.' ),
1459                                              'type'        => 'number',
1460                                          ),
1461                                          'top'    => array(
1462                                              'description' => __( 'Vertical position from the top to begin the crop as a percentage of the image height.' ),
1463                                              'type'        => 'number',
1464                                          ),
1465                                          'width'  => array(
1466                                              'description' => __( 'Width of the crop as a percentage of the image width.' ),
1467                                              'type'        => 'number',
1468                                          ),
1469                                          'height' => array(
1470                                              'description' => __( 'Height of the crop as a percentage of the image height.' ),
1471                                              'type'        => 'number',
1472                                          ),
1473                                      ),
1474                                  ),
1475                              ),
1476                          ),
1477                      ),
1478                  ),
1479              ),
1480              'rotation'  => array(
1481                  'description'      => __( 'The amount to rotate the image clockwise in degrees. DEPRECATED: Use `modifiers` instead.' ),
1482                  'type'             => 'integer',
1483                  'minimum'          => 0,
1484                  'exclusiveMinimum' => true,
1485                  'maximum'          => 360,
1486                  'exclusiveMaximum' => true,
1487              ),
1488              'x'         => array(
1489                  'description' => __( 'As a percentage of the image, the x position to start the crop from. DEPRECATED: Use `modifiers` instead.' ),
1490                  'type'        => 'number',
1491                  'minimum'     => 0,
1492                  'maximum'     => 100,
1493              ),
1494              'y'         => array(
1495                  'description' => __( 'As a percentage of the image, the y position to start the crop from. DEPRECATED: Use `modifiers` instead.' ),
1496                  'type'        => 'number',
1497                  'minimum'     => 0,
1498                  'maximum'     => 100,
1499              ),
1500              'width'     => array(
1501                  'description' => __( 'As a percentage of the image, the width to crop the image to. DEPRECATED: Use `modifiers` instead.' ),
1502                  'type'        => 'number',
1503                  'minimum'     => 0,
1504                  'maximum'     => 100,
1505              ),
1506              'height'    => array(
1507                  'description' => __( 'As a percentage of the image, the height to crop the image to. DEPRECATED: Use `modifiers` instead.' ),
1508                  'type'        => 'number',
1509                  'minimum'     => 0,
1510                  'maximum'     => 100,
1511              ),
1512          );
1513      }
1514  }


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