Changeset 43489 for branches/4.9/src/wp-includes/rest-api/endpoints/class-wp-rest-attachments-controller.php

Timestamp:

07/17/2018 04:11:48 PM (8 years ago)

Author:

SergeyBiryukov

Message:

REST API: Attachments controller should respect upload limits.

When the REST API is in use on WordPress multisite, the WP_REST_Attachments_Controller should respect the "Max upload file size" and "Site upload space" site options.

Props flixos90, danielbachhuber.
Merges [43462] to the 4.9 branch.
Fixes #43751.

Location:

branches/4.9

Files:

• . (modified) (1 prop)
• src/wp-includes/rest-api/endpoints/class-wp-rest-attachments-controller.php (modified) (3 diffs)

branches/4.9/src/wp-includes/rest-api/endpoints/class-wp-rest-attachments-controller.php

@@ -560 +560 @@
                 );
 
+                $size_check = self::check_upload_size( $file_data );
+                if ( is_wp_error( $size_check ) ) {
+                        return $size_check;
+                }
+
                 $overrides = array(
                         'test_form' => false,
@@ -727 +732 @@
                 }
 
+                $size_check = self::check_upload_size( $files['file'] );
+                if ( is_wp_error( $size_check ) ) {
+                        return $size_check;
+                }
+
                 /** Include admin functions to get access to wp_handle_upload() */
                 require_once ABSPATH . 'wp-admin/includes/admin.php';
@@ -764 +774 @@
         }
 
+        /**
+         * Determine if uploaded file exceeds space quota on multisite.
+         *
+         * Replicates check_upload_size().
+         *
+         * @since 4.9.8
+         *
+         * @param array $file $_FILES array for a given file.
+         * @return true|WP_Error True if can upload, error for errors.
+         */
+        protected function check_upload_size( $file ) {
+                if ( ! is_multisite() ) {
+                        return true;
+                }
+
+                if ( get_site_option( 'upload_space_check_disabled' ) ) {
+                        return true;
+                }
+
+                $space_left = get_upload_space_available();
+
+                $file_size = filesize( $file['tmp_name'] );
+                if ( $space_left < $file_size ) {
+                        /* translators: %s: required disk space in kilobytes */
+                        return new WP_Error( 'rest_upload_limited_space', sprintf( __( 'Not enough space to upload. %s KB needed.' ), number_format( ( $file_size - $space_left ) / KB_IN_BYTES ) ), array( 'status' => 400 ) );
+                }
+
+                if ( $file_size > ( KB_IN_BYTES * get_site_option( 'fileupload_maxk', 1500 ) ) ) {
+                        /* translators: %s: maximum allowed file size in kilobytes */
+                        return new WP_Error( 'rest_upload_file_too_big', sprintf( __( 'This file is too big. Files must be less than %s KB in size.' ), get_site_option( 'fileupload_maxk', 1500 ) ), array( 'status' => 400 ) );
+                }
+
+                if ( upload_is_user_over_quota( false ) ) {
+                        return new WP_Error( 'rest_upload_user_quota_exceeded', __( 'You have used your space quota. Please delete files before uploading.' ), array( 'status' => 400 ) );
+                }
+                return true;
+        }
+
 }