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<title>[56082] trunk: REST API: add revisions endpoint for global styles.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="https://core.trac.wordpress.org/changeset/56082">56082</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"https://core.trac.wordpress.org/changeset/56082","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>isabel_brison</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2023-06-28 03:33:23 +0000 (Wed, 28 Jun 2023)</dd>
</dl>

<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>REST API: add revisions endpoint for global styles.

Adds an endpoint that returns revisions to the global styles custom post.

Props ramonopoly, peterwilsoncc, spacedmonkey, mukesh27, timothyblynjacobs.
Fixes <a href="https://core.trac.wordpress.org/ticket/58524">#58524</a>.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkpackagelockjson">trunk/package-lock.json</a></li>
<li><a href="#trunksrcwpincludesrestapiendpointsclasswprestglobalstylescontrollerphp">trunk/src/wp-includes/rest-api/endpoints/class-wp-rest-global-styles-controller.php</a></li>
<li><a href="#trunksrcwpincludesrestapiphp">trunk/src/wp-includes/rest-api.php</a></li>
<li><a href="#trunksrcwpsettingsphp">trunk/src/wp-settings.php</a></li>
<li><a href="#trunktestsphpunittestsrestapirestschemasetupphp">trunk/tests/phpunit/tests/rest-api/rest-schema-setup.php</a></li>
<li><a href="#trunktestsqunitfixtureswpapigeneratedjs">trunk/tests/qunit/fixtures/wp-api-generated.js</a></li>
</ul>

<h3>Added Paths</h3>
<ul>
<li><a href="#trunksrcwpincludesrestapiendpointsclasswprestglobalstylesrevisionscontrollerphp">trunk/src/wp-includes/rest-api/endpoints/class-wp-rest-global-styles-revisions-controller.php</a></li>
<li><a href="#trunktestsphpunittestsrestapirestglobalstylesrevisionscontrollerphp">trunk/tests/phpunit/tests/rest-api/rest-global-styles-revisions-controller.php</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkpackagelockjson"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/package-lock.json</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/package-lock.json   2023-06-27 23:31:01 UTC (rev 56081)
+++ trunk/package-lock.json     2023-06-28 03:33:23 UTC (rev 56082)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -12728,7 +12728,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">                "from2-string": {
</span><span class="cx" style="display: block; padding: 0 10px">                        "version": "1.1.0",
</span><span class="cx" style="display: block; padding: 0 10px">                        "resolved": "https://registry.npmjs.org/from2-string/-/from2-string-1.1.0.tgz",
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                        "integrity": "sha1-GCgrJ9CKJnyzAwzSuLSw8hKvdSo=",
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                 "integrity": "sha512-m8vCh+KnXXXBtfF2VUbiYlQ+nczLcntB0BrtNgpmLkHylhObe9WF1b2LZjBBzrZzA6P4mkEla6ZYQoOUTG8cYA==",
</ins><span class="cx" style="display: block; padding: 0 10px">                         "requires": {
</span><span class="cx" style="display: block; padding: 0 10px">                                "from2": "^2.0.3"
</span><span class="cx" style="display: block; padding: 0 10px">                        }
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -21799,7 +21799,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">                "promise-polyfill": {
</span><span class="cx" style="display: block; padding: 0 10px">                        "version": "1.1.6",
</span><span class="cx" style="display: block; padding: 0 10px">                        "resolved": "https://registry.npmjs.org/promise-polyfill/-/promise-polyfill-1.1.6.tgz",
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                        "integrity": "sha1-zQTv9G9clcOn0EVZHXm14+AfEtc="
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                 "integrity": "sha512-7rrONfyLkDEc7OJ5QBkqa4KI4EBhCd340xRuIUPGCfu13znS+vx+VDdrT9ODAJHlXm7w4lbxN3DRjyv58EuzDg=="
</ins><span class="cx" style="display: block; padding: 0 10px">                 },
</span><span class="cx" style="display: block; padding: 0 10px">                "prompts": {
</span><span class="cx" style="display: block; padding: 0 10px">                        "version": "2.4.2",
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -23986,7 +23986,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">                "stream-from-promise": {
</span><span class="cx" style="display: block; padding: 0 10px">                        "version": "1.0.0",
</span><span class="cx" style="display: block; padding: 0 10px">                        "resolved": "https://registry.npmjs.org/stream-from-promise/-/stream-from-promise-1.0.0.tgz",
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                        "integrity": "sha1-djaH9913fkyJT2QIMz/Gs/yKYbs="
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                 "integrity": "sha512-j84KLkudt+gr8KJ21RB02btPLx61uGbrLnewsWz6QKmsz8/c4ZFqXw6mJh5+G4oRN7DgDxdbjPxnpySpg1mUig=="
</ins><span class="cx" style="display: block; padding: 0 10px">                 },
</span><span class="cx" style="display: block; padding: 0 10px">                "stream-to-string": {
</span><span class="cx" style="display: block; padding: 0 10px">                        "version": "1.2.0",
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -25374,7 +25374,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">                "toposort": {
</span><span class="cx" style="display: block; padding: 0 10px">                        "version": "2.0.2",
</span><span class="cx" style="display: block; padding: 0 10px">                        "resolved": "https://registry.npmjs.org/toposort/-/toposort-2.0.2.tgz",
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                        "integrity": "sha1-riF2gXXRVZ1IvvNUILL0li8JwzA="
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                 "integrity": "sha512-0a5EOkAUp8D4moMi2W8ZF8jcga7BgZd91O/yabJCFY8az+XSzeGyTKs0Aoo897iV1Nj6guFq8orWDS96z91oGg=="
</ins><span class="cx" style="display: block; padding: 0 10px">                 },
</span><span class="cx" style="display: block; padding: 0 10px">                "totalist": {
</span><span class="cx" style="display: block; padding: 0 10px">                        "version": "1.1.0",
</span></span></pre></div>
<a id="trunksrcwpincludesrestapiendpointsclasswprestglobalstylescontrollerphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/src/wp-includes/rest-api/endpoints/class-wp-rest-global-styles-controller.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/rest-api/endpoints/class-wp-rest-global-styles-controller.php       2023-06-27 23:31:01 UTC (rev 56081)
+++ trunk/src/wp-includes/rest-api/endpoints/class-wp-rest-global-styles-controller.php 2023-06-28 03:33:23 UTC (rev 56082)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -420,6 +420,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">         * Prepares links for the request.
</span><span class="cx" style="display: block; padding: 0 10px">         *
</span><span class="cx" style="display: block; padding: 0 10px">         * @since 5.9.0
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+         * @since 6.3.0 Adds revisions count and rest URL href to version-history.
</ins><span class="cx" style="display: block; padding: 0 10px">          *
</span><span class="cx" style="display: block; padding: 0 10px">         * @param integer $id ID.
</span><span class="cx" style="display: block; padding: 0 10px">         * @return array Links for the given post.
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -433,6 +434,16 @@
</span><span class="cx" style="display: block; padding: 0 10px">                        ),
</span><span class="cx" style="display: block; padding: 0 10px">                );
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                if ( post_type_supports( $this->post_type, 'revisions' ) ) {
+                       $revisions       = wp_get_latest_revision_id_and_total_count( $id );
+                       $revisions_count = ! is_wp_error( $revisions ) ? $revisions['count'] : 0;
+                       $revisions_base  = sprintf( '/%s/%d/revisions', $base, $id );
+                       $links['version-history'] = array(
+                               'href'  => rest_url( $revisions_base ),
+                               'count' => $revisions_count,
+                       );
+               }
+
</ins><span class="cx" style="display: block; padding: 0 10px">                 return $links;
</span><span class="cx" style="display: block; padding: 0 10px">        }
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span></span></pre></div>
<a id="trunksrcwpincludesrestapiendpointsclasswprestglobalstylesrevisionscontrollerphp"></a>
<div class="addfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Added: trunk/src/wp-includes/rest-api/endpoints/class-wp-rest-global-styles-revisions-controller.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/rest-api/endpoints/class-wp-rest-global-styles-revisions-controller.php                             (rev 0)
+++ trunk/src/wp-includes/rest-api/endpoints/class-wp-rest-global-styles-revisions-controller.php       2023-06-28 03:33:23 UTC (rev 56082)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -0,0 +1,474 @@
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+<?php
+/**
+ * REST API: WP_REST_Global_Styles_Revisions_Controller class
+ *
+ * @package WordPress
+ * @subpackage REST_API
+ * @since 6.3.0
+ */
+
+/**
+ * Core class used to access global styles revisions via the REST API.
+ *
+ * @since 6.3.0
+ *
+ * @see WP_REST_Controller
+ */
+class WP_REST_Global_Styles_Revisions_Controller extends WP_REST_Controller {
+       /**
+        * Parent post type.
+        *
+        * @since 6.3.0
+        * @var string
+        */
+       private $parent_post_type;
+
+       /**
+        * The base of the parent controller's route.
+        *
+        * @since 6.3.0
+        * @var string
+        */
+       private $parent_base;
+
+       /**
+        * Constructor.
+        *
+        * @since 6.3.0
+        */
+       public function __construct() {
+               $this->parent_post_type = 'wp_global_styles';
+               $this->rest_base        = 'revisions';
+               $this->parent_base      = 'global-styles';
+               $this->namespace        = 'wp/v2';
+       }
+
+       /**
+        * Registers the controller's routes.
+        *
+        * @since 6.3.0
+        */
+       public function register_routes() {
+               register_rest_route(
+                       $this->namespace,
+                       '/' . $this->parent_base . '/(?P<parent>[\d]+)/' . $this->rest_base,
+                       array(
+                               'args'   => array(
+                                       'parent' => array(
+                                               'description' => __( 'The ID for the parent of the revision.' ),
+                                               'type'        => 'integer',
+                                       ),
+                               ),
+                               array(
+                                       'methods'             => WP_REST_Server::READABLE,
+                                       'callback'            => array( $this, 'get_items' ),
+                                       'permission_callback' => array( $this, 'get_item_permissions_check' ),
+                                       'args'                => $this->get_collection_params(),
+                               ),
+                               'schema' => array( $this, 'get_public_item_schema' ),
+                       )
+               );
+       }
+
+       /**
+        * Retrieves the query params for collections.
+        *
+        * Inherits from WP_REST_Controller::get_collection_params(),
+        * also reflects changes to return value WP_REST_Revisions_Controller::get_collection_params().
+        *
+        * @since 6.3.0
+        *
+        * @return array Collection parameters.
+        */
+       public function get_collection_params() {
+               $collection_params                       = parent::get_collection_params();
+               $collection_params['context']['default'] = 'view';
+               $collection_params['offset']             = array(
+                       'description' => __( 'Offset the result set by a specific number of items.' ),
+                       'type'        => 'integer',
+               );
+               unset( $collection_params['search'] );
+               unset( $collection_params['per_page']['default'] );
+
+               return $collection_params;
+       }
+
+       /**
+        * Returns decoded JSON from post content string,
+        * or a 404 if not found.
+        *
+        * @since 6.3.0
+        *
+        * @param string $raw_json Encoded JSON from global styles custom post content.
+        * @return Array|WP_Error
+        */
+       private function get_decoded_global_styles_json( $raw_json ) {
+               $decoded_json = json_decode( $raw_json, true );
+
+               if ( is_array( $decoded_json ) && isset( $decoded_json['isGlobalStylesUserThemeJSON'] ) && true === $decoded_json['isGlobalStylesUserThemeJSON'] ) {
+                       return $decoded_json;
+               }
+
+               return new WP_Error(
+                       'rest_global_styles_not_found',
+                       __( 'Cannot find user global styles revisions.' ),
+                       array( 'status' => 404 )
+               );
+       }
+
+       /**
+        * Returns paginated revisions of the given global styles config custom post type.
+        *
+        * The bulk of the body is taken from WP_REST_Revisions_Controller->get_items,
+                * but global styles does not require as many parameters.
+                *
+        * @since 6.3.0
+        *
+        * @param WP_REST_Request $request The request instance.
+        * @return WP_REST_Response|WP_Error
+        */
+       public function get_items( $request ) {
+               $parent = $this->get_parent( $request['parent'] );
+
+               if ( is_wp_error( $parent ) ) {
+                       return $parent;
+               }
+
+               $global_styles_config = $this->get_decoded_global_styles_json( $parent->post_content );
+
+               if ( is_wp_error( $global_styles_config ) ) {
+                       return $global_styles_config;
+               }
+
+               if ( wp_revisions_enabled( $parent ) ) {
+                       $registered = $this->get_collection_params();
+                       $query_args = array(
+                               'post_parent'    => $parent->ID,
+                               'post_type'      => 'revision',
+                               'post_status'    => 'inherit',
+                               'posts_per_page' => -1,
+                               'orderby'        => 'date ID',
+                               'order'          => 'DESC',
+                       );
+
+                       $parameter_mappings = array(
+                               'offset'   => 'offset',
+                               'page'     => 'paged',
+                               'per_page' => 'posts_per_page',
+                       );
+
+                       foreach ( $parameter_mappings as $api_param => $wp_param ) {
+                               if ( isset( $registered[ $api_param ], $request[ $api_param ] ) ) {
+                                       $query_args[ $wp_param ] = $request[ $api_param ];
+                               }
+                       }
+
+                       $revisions_query = new WP_Query();
+                       $revisions       = $revisions_query->query( $query_args );
+                       $offset          = isset( $query_args['offset'] ) ? (int) $query_args['offset'] : 0;
+                       $page            = (int) $query_args['paged'];
+                       $total_revisions = $revisions_query->found_posts;
+
+                       if ( $total_revisions < 1 ) {
+                               // Out-of-bounds, run the query again without LIMIT for total count.
+                               unset( $query_args['paged'], $query_args['offset'] );
+                               $count_query = new WP_Query();
+                               $count_query->query( $query_args );
+
+                               $total_revisions = $count_query->found_posts;
+                       }
+
+                       if ( $revisions_query->query_vars['posts_per_page'] > 0 ) {
+                               $max_pages = ceil( $total_revisions / (int) $revisions_query->query_vars['posts_per_page'] );
+                       } else {
+                               $max_pages = $total_revisions > 0 ? 1 : 0;
+                       }
+                       if ( $total_revisions > 0 ) {
+                               if ( $offset >= $total_revisions ) {
+                                       return new WP_Error(
+                                               'rest_revision_invalid_offset_number',
+                                               __( 'The offset number requested is larger than or equal to the number of available revisions.' ),
+                                               array( 'status' => 400 )
+                                       );
+                               } elseif ( ! $offset && $page > $max_pages ) {
+                                       return new WP_Error(
+                                               'rest_revision_invalid_page_number',
+                                               __( 'The page number requested is larger than the number of pages available.' ),
+                                               array( 'status' => 400 )
+                                       );
+                               }
+                       }
+               } else {
+                       $revisions       = array();
+                       $total_revisions = 0;
+                       $max_pages       = 0;
+                       $page            = (int) $request['page'];
+               }
+
+               $response = array();
+
+               foreach ( $revisions as $revision ) {
+                       $data       = $this->prepare_item_for_response( $revision, $request );
+                       $response[] = $this->prepare_response_for_collection( $data );
+               }
+
+               $response = rest_ensure_response( $response );
+
+               $response->header( 'X-WP-Total', (int) $total_revisions );
+               $response->header( 'X-WP-TotalPages', (int) $max_pages );
+
+               $request_params = $request->get_query_params();
+               $base_path      = rest_url( sprintf( '%s/%s/%d/%s', $this->namespace, $this->parent_base, $request['parent'], $this->rest_base ) );
+               $base           = add_query_arg( urlencode_deep( $request_params ), $base_path );
+
+               if ( $page > 1 ) {
+                       $prev_page = $page - 1;
+
+                       if ( $prev_page > $max_pages ) {
+                               $prev_page = $max_pages;
+                       }
+
+                       $prev_link = add_query_arg( 'page', $prev_page, $base );
+                       $response->link_header( 'prev', $prev_link );
+               }
+               if ( $max_pages > $page ) {
+                       $next_page = $page + 1;
+                       $next_link = add_query_arg( 'page', $next_page, $base );
+
+                       $response->link_header( 'next', $next_link );
+               }
+
+               return $response;
+       }
+
+       /**
+        * Checks the post_date_gmt or modified_gmt and prepare any post or
+        * modified date for single post output.
+        *
+        * Duplicate of WP_REST_Revisions_Controller::prepare_date_response
+        *
+        * @since 6.3.0
+        *
+        * @param string      $date_gmt GMT publication time.
+        * @param string|null $date     Optional. Local publication time. Default null.
+        * @return string|null ISO8601/RFC3339 formatted datetime, otherwise null.
+        */
+       protected function prepare_date_response( $date_gmt, $date = null ) {
+               if ( '0000-00-00 00:00:00' === $date_gmt ) {
+                       return null;
+               }
+
+               if ( isset( $date ) ) {
+                       return mysql_to_rfc3339( $date );
+               }
+
+               return mysql_to_rfc3339( $date_gmt );
+       }
+
+       /**
+        * Prepares the revision for the REST response.
+        *
+        * @since 6.3.0
+        *
+        * @param WP_Post         $post    Post revision object.
+        * @param WP_REST_Request $request Request object.
+        * @return WP_REST_Response|WP_Error Response object.
+        */
+       public function prepare_item_for_response( $post, $request ) {
+               $parent               = $this->get_parent( $request['parent'] );
+               $global_styles_config = $this->get_decoded_global_styles_json( $post->post_content );
+
+               if ( is_wp_error( $global_styles_config ) ) {
+                       return $global_styles_config;
+               }
+
+               $fields = $this->get_fields_for_response( $request );
+               $data   = array();
+
+               if ( ! empty( $global_styles_config['styles'] ) || ! empty( $global_styles_config['settings'] ) ) {
+                       $global_styles_config = ( new WP_Theme_JSON( $global_styles_config, 'custom' ) )->get_raw_data();
+                       if ( rest_is_field_included( 'settings', $fields ) ) {
+                               $data['settings'] = ! empty( $global_styles_config['settings'] ) ? $global_styles_config['settings'] : new stdClass();
+                       }
+                       if ( rest_is_field_included( 'styles', $fields ) ) {
+                               $data['styles'] = ! empty( $global_styles_config['styles'] ) ? $global_styles_config['styles'] : new stdClass();
+                       }
+               }
+
+               if ( rest_is_field_included( 'author', $fields ) ) {
+                       $data['author'] = (int) $post->post_author;
+               }
+
+               if ( rest_is_field_included( 'date', $fields ) ) {
+                       $data['date'] = $this->prepare_date_response( $post->post_date_gmt, $post->post_date );
+               }
+
+               if ( rest_is_field_included( 'date_gmt', $fields ) ) {
+                       $data['date_gmt'] = $this->prepare_date_response( $post->post_date_gmt );
+               }
+
+               if ( rest_is_field_included( 'id', $fields ) ) {
+                       $data['id'] = (int) $post->ID;
+               }
+
+               if ( rest_is_field_included( 'modified', $fields ) ) {
+                       $data['modified'] = $this->prepare_date_response( $post->post_modified_gmt, $post->post_modified );
+               }
+
+               if ( rest_is_field_included( 'modified_gmt', $fields ) ) {
+                       $data['modified_gmt'] = $this->prepare_date_response( $post->post_modified_gmt );
+               }
+
+               if ( rest_is_field_included( 'parent', $fields ) ) {
+                       $data['parent'] = (int) $parent->ID;
+               }
+
+               $context = ! empty( $request['context'] ) ? $request['context'] : 'view';
+               $data    = $this->add_additional_fields_to_object( $data, $request );
+               $data    = $this->filter_response_by_context( $data, $context );
+
+               return rest_ensure_response( $data );
+       }
+
+       /**
+        * Retrieves the revision's schema, conforming to JSON Schema.
+        *
+        * @since 6.3.0
+        *
+        * @return array Item schema data.
+        */
+       public function get_item_schema() {
+               if ( $this->schema ) {
+                       return $this->add_additional_fields_schema( $this->schema );
+               }
+
+               $schema = array(
+                       '$schema'    => 'http://json-schema.org/draft-04/schema#',
+                       'title'      => "{$this->parent_post_type}-revision",
+                       'type'       => 'object',
+                       // Base properties for every revision.
+                       'properties' => array(
+
+                               /*
+                                * Adds settings and styles from the WP_REST_Revisions_Controller item fields.
+                                * Leaves out GUID as global styles shouldn't be accessible via URL.
+                                */
+                               'author'       => array(
+                                       'description' => __( 'The ID for the author of the revision.' ),
+                                       'type'        => 'integer',
+                                       'context'     => array( 'view', 'edit', 'embed' ),
+                               ),
+                               'date'         => array(
+                                       'description' => __( "The date the revision was published, in the site's timezone." ),
+                                       'type'        => 'string',
+                                       'format'      => 'date-time',
+                                       'context'     => array( 'view', 'edit', 'embed' ),
+                               ),
+                               'date_gmt'     => array(
+                                       'description' => __( 'The date the revision was published, as GMT.' ),
+                                       'type'        => 'string',
+                                       'format'      => 'date-time',
+                                       'context'     => array( 'view', 'edit' ),
+                               ),
+                               'id'           => array(
+                                       'description' => __( 'Unique identifier for the revision.' ),
+                                       'type'        => 'integer',
+                                       'context'     => array( 'view', 'edit', 'embed' ),
+                               ),
+                               'modified'     => array(
+                                       'description' => __( "The date the revision was last modified, in the site's timezone." ),
+                                       'type'        => 'string',
+                                       'format'      => 'date-time',
+                                       'context'     => array( 'view', 'edit' ),
+                               ),
+                               'modified_gmt' => array(
+                                       'description' => __( 'The date the revision was last modified, as GMT.' ),
+                                       'type'        => 'string',
+                                       'format'      => 'date-time',
+                                       'context'     => array( 'view', 'edit' ),
+                               ),
+                               'parent'       => array(
+                                       'description' => __( 'The ID for the parent of the revision.' ),
+                                       'type'        => 'integer',
+                                       'context'     => array( 'view', 'edit', 'embed' ),
+                               ),
+
+                               // Adds settings and styles from the WP_REST_Global_Styles_Controller parent schema.
+                               'styles'       => array(
+                                       'description' => __( 'Global styles.' ),
+                                       'type'        => array( 'object' ),
+                                       'context'     => array( 'view', 'edit' ),
+                               ),
+                               'settings'     => array(
+                                       'description' => __( 'Global settings.' ),
+                                       'type'        => array( 'object' ),
+                                       'context'     => array( 'view', 'edit' ),
+                               ),
+                       ),
+               );
+
+               $this->schema = $schema;
+
+               return $this->add_additional_fields_schema( $this->schema );
+       }
+
+       /**
+        * Checks if a given request has access to read a single global style.
+        *
+        * @since 6.3.0
+        *
+        * @param WP_REST_Request $request Full details about the request.
+        * @return true|WP_Error True if the request has read access, WP_Error object otherwise.
+        */
+       public function get_item_permissions_check( $request ) {
+               $post = $this->get_parent( $request['parent'] );
+               if ( is_wp_error( $post ) ) {
+                       return $post;
+               }
+
+               /*
+                * The same check as WP_REST_Global_Styles_Controller::get_item_permissions_check.
+                */
+               if ( ! current_user_can( 'read_post', $post->ID ) ) {
+                       return new WP_Error(
+                               'rest_cannot_view',
+                               __( 'Sorry, you are not allowed to view revisions for this global style.' ),
+                               array( 'status' => rest_authorization_required_code() )
+                       );
+               }
+
+               return true;
+       }
+
+       /**
+        * Get the parent post, if the ID is valid.
+        *
+        * Duplicate of WP_REST_Revisions_Controller::get_parent
+        *
+        * @since 6.3.0
+        *
+        * @param int $parent_post_id Supplied ID.
+        * @return WP_Post|WP_Error Post object if ID is valid, WP_Error otherwise.
+        */
+       protected function get_parent( $parent_post_id ) {
+               $error = new WP_Error(
+                       'rest_post_invalid_parent',
+                       __( 'Invalid post parent ID.' ),
+                       array( 'status' => 404 )
+               );
+
+               if ( (int) $parent_post_id <= 0 ) {
+                       return $error;
+               }
+
+               $parent_post = get_post( (int) $parent_post_id );
+
+               if ( empty( $parent_post ) || empty( $parent_post->ID )
+                       || $this->parent_post_type !== $parent_post->post_type
+               ) {
+                       return $error;
+               }
+
+               return $parent_post;
+       }
+}
</ins><span class="cx" style="display: block; padding: 0 10px">Property changes on: trunk/src/wp-includes/rest-api/endpoints/class-wp-rest-global-styles-revisions-controller.php
</span><span class="cx" style="display: block; padding: 0 10px">___________________________________________________________________
</span></span></pre></div>
<a id="svneolstyle"></a>
<div class="addfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Added: svn:eol-style</h4></div>
<ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+native
</ins><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span><a id="trunksrcwpincludesrestapiphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/src/wp-includes/rest-api.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/rest-api.php        2023-06-27 23:31:01 UTC (rev 56081)
+++ trunk/src/wp-includes/rest-api.php  2023-06-28 03:33:23 UTC (rev 56082)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -317,6 +317,10 @@
</span><span class="cx" style="display: block; padding: 0 10px">        $controller = new WP_REST_Block_Types_Controller();
</span><span class="cx" style="display: block; padding: 0 10px">        $controller->register_routes();
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+        // Global Styles revisions.
+       $controller = new WP_REST_Global_Styles_Revisions_Controller();
+       $controller->register_routes();
+
</ins><span class="cx" style="display: block; padding: 0 10px">         // Global Styles.
</span><span class="cx" style="display: block; padding: 0 10px">        $controller = new WP_REST_Global_Styles_Controller();
</span><span class="cx" style="display: block; padding: 0 10px">        $controller->register_routes();
</span></span></pre></div>
<a id="trunksrcwpsettingsphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/src/wp-settings.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-settings.php 2023-06-27 23:31:01 UTC (rev 56081)
+++ trunk/src/wp-settings.php   2023-06-28 03:33:23 UTC (rev 56082)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -261,6 +261,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> require ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-posts-controller.php';
</span><span class="cx" style="display: block; padding: 0 10px"> require ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-attachments-controller.php';
</span><span class="cx" style="display: block; padding: 0 10px"> require ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-global-styles-controller.php';
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+require ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-global-styles-revisions-controller.php';
</ins><span class="cx" style="display: block; padding: 0 10px"> require ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-post-types-controller.php';
</span><span class="cx" style="display: block; padding: 0 10px"> require ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-post-statuses-controller.php';
</span><span class="cx" style="display: block; padding: 0 10px"> require ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-revisions-controller.php';
</span></span></pre></div>
<a id="trunktestsphpunittestsrestapirestglobalstylesrevisionscontrollerphp"></a>
<div class="addfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Added: trunk/tests/phpunit/tests/rest-api/rest-global-styles-revisions-controller.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/tests/phpunit/tests/rest-api/rest-global-styles-revisions-controller.php                            (rev 0)
+++ trunk/tests/phpunit/tests/rest-api/rest-global-styles-revisions-controller.php      2023-06-28 03:33:23 UTC (rev 56082)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -0,0 +1,806 @@
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+<?php
+/**
+ * Unit tests covering WP_REST_Global_Styles_Revisions_Controller functionality.
+ *
+ * @package WordPress
+ * @subpackage REST API
+ *
+ * @covers WP_REST_Global_Styles_Revisions_Controller
+ *
+ * @group restapi-global-styles
+ * @group restapi
+ */
+class WP_REST_Global_Styles_Revisions_Controller_Test extends WP_Test_REST_Controller_Testcase {
+       /**
+        * @var int
+        */
+       protected static $admin_id;
+
+       /**
+        * @var int
+        */
+       protected static $second_admin_id;
+
+       /**
+        * @var int
+        */
+       protected static $author_id;
+
+       /**
+        * @var int
+        */
+       protected static $global_styles_id;
+
+       /**
+        * @var int
+        */
+       private $total_revisions;
+
+       /**
+        * @var array
+        */
+       private $revision_1;
+
+       /**
+        * @var int
+        */
+       private $revision_1_id;
+
+       /**
+        * @var array
+        */
+       private $revision_2;
+
+       /**
+        * @var int
+        */
+       private $revision_2_id;
+
+       /**
+        * @var array
+        */
+       private $revision_3;
+
+       /**
+        * @var int
+        */
+       private $revision_3_id;
+
+
+       /**
+        * Create fake data before our tests run.
+        *
+        * @param WP_UnitTest_Factory $factory Helper that lets us create fake data.
+        */
+       public static function wpSetupBeforeClass( $factory ) {
+               self::$admin_id        = $factory->user->create(
+                       array(
+                               'role' => 'administrator',
+                       )
+               );
+               self::$second_admin_id = $factory->user->create(
+                       array(
+                               'role' => 'administrator',
+                       )
+               );
+               self::$author_id       = $factory->user->create(
+                       array(
+                               'role' => 'author',
+                       )
+               );
+
+               wp_set_current_user( self::$admin_id );
+               // This creates the global styles for the current theme.
+               self::$global_styles_id = $factory->post->create(
+                       array(
+                               'post_content' => '{"version": ' . WP_Theme_JSON::LATEST_SCHEMA . ', "isGlobalStylesUserThemeJSON": true }',
+                               'post_status'  => 'publish',
+                               'post_title'   => __( 'Custom Styles', 'default' ),
+                               'post_type'    => 'wp_global_styles',
+                               'post_name'    => 'wp-global-styles-tt1-blocks-revisions',
+                               'tax_input'    => array(
+                                       'wp_theme' => 'tt1-blocks',
+                               ),
+                       )
+               );
+
+               // Update post to create a new revisions.
+               $new_styles_post = array(
+                       'ID'           => self::$global_styles_id,
+                       'post_content' => wp_json_encode(
+                               array(
+                                       'version'                     => WP_Theme_JSON::LATEST_SCHEMA,
+                                       'isGlobalStylesUserThemeJSON' => true,
+                                       'styles'                      => array(
+                                               'color' => array(
+                                                       'background' => 'hotpink',
+                                               ),
+                                       ),
+                                       'settings'                    => array(
+                                               'color' => array(
+                                                       'palette' => array(
+                                                               'custom' => array(
+                                                                       array(
+                                                                               'name'  => 'Ghost',
+                                                                               'slug'  => 'ghost',
+                                                                               'color' => 'ghost',
+                                                                       ),
+                                                               ),
+                                                       ),
+                                               ),
+                                       ),
+                               )
+                       ),
+               );
+
+               wp_update_post( $new_styles_post, true, false );
+
+               $new_styles_post = array(
+                       'ID'           => self::$global_styles_id,
+                       'post_content' => wp_json_encode(
+                               array(
+                                       'version'                     => WP_Theme_JSON::LATEST_SCHEMA,
+                                       'isGlobalStylesUserThemeJSON' => true,
+                                       'styles'                      => array(
+                                               'color' => array(
+                                                       'background' => 'lemonchiffon',
+                                               ),
+                                       ),
+                                       'settings'                    => array(
+                                               'color' => array(
+                                                       'palette' => array(
+                                                               'custom' => array(
+                                                                       array(
+                                                                               'name'  => 'Gwanda',
+                                                                               'slug'  => 'gwanda',
+                                                                               'color' => 'gwanda',
+                                                                       ),
+                                                               ),
+                                                       ),
+                                               ),
+                                       ),
+                               )
+                       ),
+               );
+
+               wp_update_post( $new_styles_post, true, false );
+
+               $new_styles_post = array(
+                       'ID'           => self::$global_styles_id,
+                       'post_content' => wp_json_encode(
+                               array(
+                                       'version'                     => WP_Theme_JSON::LATEST_SCHEMA,
+                                       'isGlobalStylesUserThemeJSON' => true,
+                                       'styles'                      => array(
+                                               'color' => array(
+                                                       'background' => 'chocolate',
+                                               ),
+                                       ),
+                                       'settings'                    => array(
+                                               'color' => array(
+                                                       'palette' => array(
+                                                               'custom' => array(
+                                                                       array(
+                                                                               'name'  => 'Stacy',
+                                                                               'slug'  => 'stacy',
+                                                                               'color' => 'stacy',
+                                                                       ),
+                                                               ),
+                                                       ),
+                                               ),
+                                       ),
+                               )
+                       ),
+               );
+
+               wp_update_post( $new_styles_post, true, false );
+               wp_set_current_user( 0 );
+       }
+
+       /**
+        * Removes users after our tests run.
+        */
+       public static function wpTearDownAfterClass() {
+               self::delete_user( self::$admin_id );
+               self::delete_user( self::$second_admin_id );
+               self::delete_user( self::$author_id );
+       }
+
+       /**
+        * Sets up before tests.
+        */
+       public function set_up() {
+               parent::set_up();
+               switch_theme( 'tt1-blocks' );
+               $revisions             = wp_get_post_revisions( self::$global_styles_id );
+               $this->total_revisions = count( $revisions );
+
+               $this->revision_1    = array_pop( $revisions );
+               $this->revision_1_id = $this->revision_1->ID;
+
+               $this->revision_2    = array_pop( $revisions );
+               $this->revision_2_id = $this->revision_2->ID;
+
+               $this->revision_3    = array_pop( $revisions );
+               $this->revision_3_id = $this->revision_3->ID;
+       }
+
+
+       /**
+        * @covers WP_REST_Global_Styles_Controller::register_routes
+        *
+        * @ticket 58524
+        */
+       public function test_register_routes() {
+               $routes = rest_get_server()->get_routes();
+               $this->assertArrayHasKey(
+                       '/wp/v2/global-styles/(?P<parent>[\d]+)/revisions',
+                       $routes,
+                       'Global style revisions based on the given parentID route does not exist.'
+               );
+       }
+
+       /**
+        * @covers WP_REST_Global_Styles_Controller::get_items
+        *
+        * @ticket 58524
+        */
+       public function test_get_items_missing_parent() {
+               wp_set_current_user( self::$admin_id );
+               $request  = new WP_REST_Request( 'GET', '/wp/v2/global-styles/' . REST_TESTS_IMPOSSIBLY_HIGH_NUMBER . '/revisions' );
+               $response = rest_get_server()->dispatch( $request );
+               $this->assertErrorResponse( 'rest_post_invalid_parent', $response, 404 );
+       }
+
+       /**
+        * Utility function to check the items in WP_REST_Global_Styles_Controller::get_items
+        * against the expected values.
+        *
+        * @ticket 58524
+        */
+       protected function check_get_revision_response( $response_revision_item, $revision_expected_item ) {
+               $this->assertSame( (int) $revision_expected_item->post_author, $response_revision_item['author'], 'Check that the revision item `author` exists.' );
+               $this->assertSame( mysql_to_rfc3339( $revision_expected_item->post_date ), $response_revision_item['date'], 'Check that the revision item `date` exists.' );
+               $this->assertSame( mysql_to_rfc3339( $revision_expected_item->post_date_gmt ), $response_revision_item['date_gmt'], 'Check that the revision item `date_gmt` exists.' );
+               $this->assertSame( mysql_to_rfc3339( $revision_expected_item->post_modified ), $response_revision_item['modified'], 'Check that the revision item `modified` exists.' );
+               $this->assertSame( mysql_to_rfc3339( $revision_expected_item->post_modified_gmt ), $response_revision_item['modified_gmt'], 'Check that the revision item `modified_gmt` exists.' );
+               $this->assertSame( $revision_expected_item->post_parent, $response_revision_item['parent'], 'Check that an id for the parent exists.' );
+
+               // Global styles.
+               $config = ( new WP_Theme_JSON( json_decode( $revision_expected_item->post_content, true ), 'custom' ) )->get_raw_data();
+               $this->assertEquals(
+                       $config['settings'],
+                       $response_revision_item['settings'],
+                       'Check that the revision settings exist in the response.'
+               );
+               $this->assertEquals(
+                       $config['styles'],
+                       $response_revision_item['styles'],
+                       'Check that the revision styles match the updated styles.'
+               );
+       }
+
+       /**
+        * @covers WP_REST_Global_Styles_Controller::get_items
+        *
+        * @ticket 58524
+        */
+       public function test_get_items() {
+               wp_set_current_user( self::$admin_id );
+
+               $request  = new WP_REST_Request( 'GET', '/wp/v2/global-styles/' . self::$global_styles_id . '/revisions' );
+               $response = rest_get_server()->dispatch( $request );
+               $data     = $response->get_data();
+
+               $this->assertSame( 200, $response->get_status(), 'Response status is 200.' );
+               $this->assertCount( $this->total_revisions, $data, 'Check that correct number of revisions exists.' );
+
+               // Reverse chronology.
+               $this->assertSame( $this->revision_3_id, $data[0]['id'] );
+               $this->check_get_revision_response( $data[0], $this->revision_3 );
+
+               $this->assertSame( $this->revision_2_id, $data[1]['id'] );
+               $this->check_get_revision_response( $data[1], $this->revision_2 );
+
+               $this->assertSame( $this->revision_1_id, $data[2]['id'] );
+               $this->check_get_revision_response( $data[2], $this->revision_1 );
+       }
+
+       /**
+        * @covers WP_REST_Global_Styles_Controller::get_items
+        *
+        * @ticket 58524
+        */
+       public function test_get_items_eligible_roles() {
+               wp_set_current_user( self::$second_admin_id );
+               $config              = array(
+                       'version'                     => WP_Theme_JSON::LATEST_SCHEMA,
+                       'isGlobalStylesUserThemeJSON' => true,
+                       'styles'                      => array(
+                               'color' => array(
+                                       'background' => 'whitesmoke',
+                               ),
+                       ),
+                       'settings'                    => array(),
+               );
+               $updated_styles_post = array(
+                       'ID'           => self::$global_styles_id,
+                       'post_content' => wp_json_encode( $config ),
+               );
+
+               wp_update_post( $updated_styles_post, true, false );
+
+               $request  = new WP_REST_Request( 'GET', '/wp/v2/global-styles/' . self::$global_styles_id . '/revisions' );
+               $response = rest_get_server()->dispatch( $request );
+               $data     = $response->get_data();
+
+               $this->assertCount( $this->total_revisions + 1, $data, 'Check that extra revision exist' );
+               $this->assertEquals( self::$second_admin_id, $data[0]['author'], 'Check that second author id returns expected value.' );
+       }
+
+       /**
+        * @covers WP_REST_Global_Styles_Controller::get_items with context arg.
+        *
+        * @ticket 58524
+        */
+       public function test_get_item_embed_context() {
+               wp_set_current_user( self::$admin_id );
+
+               $request = new WP_REST_Request( 'GET', '/wp/v2/global-styles/' . self::$global_styles_id . '/revisions' );
+               $request->set_param( 'context', 'embed' );
+               $response = rest_get_server()->dispatch( $request );
+               $fields   = array(
+                       'author',
+                       'date',
+                       'id',
+                       'parent',
+               );
+               $data     = $response->get_data();
+               $this->assertSameSets( $fields, array_keys( $data[0] ) );
+       }
+
+       /**
+        * @covers WP_REST_Global_Styles_Controller::get_item_schema
+        *
+        * @ticket 58524
+        */
+       public function test_get_item_schema() {
+               $request    = new WP_REST_Request( 'OPTIONS', '/wp/v2/global-styles/' . self::$global_styles_id . '/revisions' );
+               $response   = rest_get_server()->dispatch( $request );
+               $data       = $response->get_data();
+               $properties = $data['schema']['properties'];
+
+               $this->assertCount( 9, $properties, 'Schema properties array has exactly 9 elements.' );
+               $this->assertArrayHasKey( 'id', $properties, 'Schema properties array has "id" key.' );
+               $this->assertArrayHasKey( 'styles', $properties, 'Schema properties array has "styles" key.' );
+               $this->assertArrayHasKey( 'settings', $properties, 'Schema properties array has "settings" key.' );
+               $this->assertArrayHasKey( 'parent', $properties, 'Schema properties array has "parent" key.' );
+               $this->assertArrayHasKey( 'author', $properties, 'Schema properties array has "author" key.' );
+               $this->assertArrayHasKey( 'date', $properties, 'Schema properties array has "date" key.' );
+               $this->assertArrayHasKey( 'date_gmt', $properties, 'Schema properties array has "date_gmt" key.' );
+               $this->assertArrayHasKey( 'modified', $properties, 'Schema properties array has "modified" key.' );
+               $this->assertArrayHasKey( 'modified_gmt', $properties, 'Schema properties array has "modified_gmt" key.' );
+       }
+
+       /**
+        * @covers WP_REST_Global_Styles_Controller::get_item_permissions_check
+        *
+        * @ticket 58524
+        */
+       public function test_get_item_permissions_check() {
+               wp_set_current_user( self::$author_id );
+               $request  = new WP_REST_Request( 'GET', '/wp/v2/global-styles/' . self::$global_styles_id . '/revisions' );
+               $response = rest_get_server()->dispatch( $request );
+
+               $this->assertErrorResponse( 'rest_cannot_view', $response, 403 );
+       }
+
+       /**
+        * Tests the pagination header of the first page.
+        *
+        * Duplicate of WP_Test_REST_Revisions_Controller::test_get_items_pagination_header_of_the_first_page
+        *
+        * @ticket 58524
+        */
+       public function test_get_items_pagination_header_of_the_first_page() {
+               wp_set_current_user( self::$admin_id );
+
+               $rest_route  = '/wp/v2/global-styles/' . self::$global_styles_id . '/revisions';
+               $per_page    = 2;
+               $total_pages = (int) ceil( $this->total_revisions / $per_page );
+               $page        = 1;  // First page.
+
+               $request = new WP_REST_Request( 'GET', $rest_route );
+               $request->set_query_params(
+                       array(
+                               'per_page' => $per_page,
+                               'page'     => $page,
+                       )
+               );
+               $response = rest_get_server()->dispatch( $request );
+               $headers  = $response->get_headers();
+               $this->assertSame( $this->total_revisions, $headers['X-WP-Total'] );
+               $this->assertSame( $total_pages, $headers['X-WP-TotalPages'] );
+               $next_link = add_query_arg(
+                       array(
+                               'per_page' => $per_page,
+                               'page'     => $page + 1,
+                       ),
+                       rest_url( $rest_route )
+               );
+               $this->assertStringNotContainsString( 'rel="prev"', $headers['Link'] );
+               $this->assertStringContainsString( '<' . $next_link . '>; rel="next"', $headers['Link'] );
+       }
+
+       /**
+        * Tests the pagination header of the last page.
+        *
+        * Duplicate of WP_Test_REST_Revisions_Controller::test_get_items_pagination_header_of_the_last_page
+        *
+        * @ticket 58524
+        */
+       public function test_get_items_pagination_header_of_the_last_page() {
+               wp_set_current_user( self::$admin_id );
+
+               $rest_route  = '/wp/v2/global-styles/' . self::$global_styles_id . '/revisions';
+               $per_page    = 2;
+               $total_pages = (int) ceil( $this->total_revisions / $per_page );
+               $page        = 2;  // Last page.
+
+               $request = new WP_REST_Request( 'GET', $rest_route );
+               $request->set_query_params(
+                       array(
+                               'per_page' => $per_page,
+                               'page'     => $page,
+                       )
+               );
+               $response = rest_get_server()->dispatch( $request );
+               $headers  = $response->get_headers();
+               $this->assertSame( $this->total_revisions, $headers['X-WP-Total'] );
+               $this->assertSame( $total_pages, $headers['X-WP-TotalPages'] );
+               $prev_link = add_query_arg(
+                       array(
+                               'per_page' => $per_page,
+                               'page'     => $page - 1,
+                       ),
+                       rest_url( $rest_route )
+               );
+               $this->assertStringContainsString( '<' . $prev_link . '>; rel="prev"', $headers['Link'] );
+       }
+
+       /**
+        * Tests that invalid 'per_page' query should error.
+        *
+        * Duplicate of WP_Test_REST_Revisions_Controller::test_get_items_invalid_per_page_should_error
+        *
+        * @ticket 58524
+        */
+       public function test_get_items_invalid_per_page_should_error() {
+               wp_set_current_user( self::$admin_id );
+
+               $per_page        = -1; // Invalid number.
+               $expected_error  = 'rest_invalid_param';
+               $expected_status = 400;
+
+               $request = new WP_REST_Request( 'GET', '/wp/v2/global-styles/' . self::$global_styles_id . '/revisions' );
+               $request->set_param( 'per_page', $per_page );
+               $response = rest_get_server()->dispatch( $request );
+               $this->assertErrorResponse( $expected_error, $response, $expected_status );
+       }
+
+       /**
+        * Tests that out of bounds 'page' query should error.
+        *
+        * Duplicate of WP_Test_REST_Revisions_Controller::test_get_items_out_of_bounds_page_should_error
+        *
+        * @ticket 58524
+        */
+       public function test_get_items_out_of_bounds_page_should_error() {
+               wp_set_current_user( self::$admin_id );
+
+               $per_page        = 2;
+               $total_pages     = (int) ceil( $this->total_revisions / $per_page );
+               $page            = $total_pages + 1; // Out of bound page.
+               $expected_error  = 'rest_revision_invalid_page_number';
+               $expected_status = 400;
+
+               $request = new WP_REST_Request( 'GET', '/wp/v2/global-styles/' . self::$global_styles_id . '/revisions' );
+               $request->set_query_params(
+                       array(
+                               'per_page' => $per_page,
+                               'page'     => $page,
+                       )
+               );
+               $response = rest_get_server()->dispatch( $request );
+               $this->assertErrorResponse( $expected_error, $response, $expected_status );
+       }
+
+       /**
+        * Tests that impossibly high 'page' query should error.
+        *
+        * Duplicate of WP_Test_REST_Revisions_Controller::test_get_items_invalid_max_pages_should_error
+        *
+        * @ticket 58524
+        */
+       public function test_get_items_invalid_max_pages_should_error() {
+               wp_set_current_user( self::$admin_id );
+
+               $per_page        = 2;
+               $page            = REST_TESTS_IMPOSSIBLY_HIGH_NUMBER; // Invalid number.
+               $expected_error  = 'rest_revision_invalid_page_number';
+               $expected_status = 400;
+
+               $request = new WP_REST_Request( 'GET', '/wp/v2/global-styles/' . self::$global_styles_id . '/revisions' );
+               $request->set_query_params(
+                       array(
+                               'per_page' => $per_page,
+                               'page'     => $page,
+                       )
+               );
+               $response = rest_get_server()->dispatch( $request );
+               $this->assertErrorResponse( $expected_error, $response, $expected_status );
+       }
+
+       /**
+        * Tests that the default query should fetch all revisions.
+        *
+        * Duplicate of WP_Test_REST_Revisions_Controller::test_get_items_default_query_should_fetch_all_revisons
+        *
+        * @ticket 58524
+        */
+       public function test_get_items_default_query_should_fetch_all_revisons() {
+               wp_set_current_user( self::$admin_id );
+
+               $expected_count = $this->total_revisions;
+
+               $request  = new WP_REST_Request( 'GET', '/wp/v2/global-styles/' . self::$global_styles_id . '/revisions' );
+               $response = rest_get_server()->dispatch( $request );
+               $this->assertCount( $expected_count, $response->get_data() );
+       }
+
+
+       /**
+        * Tests that 'offset' query shouldn't work without 'per_page' (fallback -1).
+        *
+        * Duplicate of WP_Test_REST_Revisions_Controller::test_get_items_offset_should_not_work_without_per_page
+        *
+        * @ticket 58524
+        */
+       public function test_get_items_offset_should_not_work_without_per_page() {
+               wp_set_current_user( self::$admin_id );
+
+               $offset         = 1;
+               $expected_count = $this->total_revisions;
+
+               $request = new WP_REST_Request( 'GET', '/wp/v2/global-styles/' . self::$global_styles_id . '/revisions' );
+               $request->set_param( 'offset', $offset );
+               $response = rest_get_server()->dispatch( $request );
+               $this->assertCount( $expected_count, $response->get_data() );
+       }
+
+       /**
+        * Tests that 'offset' query should work with 'per_page'.
+        *
+        * Duplicate of WP_Test_REST_Revisions_Controller::test_get_items_offset_should_work_with_per_page
+        *
+        * @ticket 58524
+        */
+       public function test_get_items_offset_should_work_with_per_page() {
+               wp_set_current_user( self::$admin_id );
+
+               $per_page       = 2;
+               $offset         = 1;
+               $expected_count = 2;
+
+               $request = new WP_REST_Request( 'GET', '/wp/v2/global-styles/' . self::$global_styles_id . '/revisions' );
+               $request->set_query_params(
+                       array(
+                               'offset'   => $offset,
+                               'per_page' => $per_page,
+                       )
+               );
+               $response = rest_get_server()->dispatch( $request );
+               $this->assertCount( $expected_count, $response->get_data() );
+       }
+
+       /**
+        * Tests that 'offset' query should take priority over 'page'.
+        *
+        * Duplicate of WP_Test_REST_Revisions_Controller::test_get_items_offset_should_take_priority_over_page
+        *
+        * @ticket 58524
+        */
+       public function test_get_items_offset_should_take_priority_over_page() {
+               wp_set_current_user( self::$admin_id );
+
+               $per_page       = 2;
+               $offset         = 1;
+               $page           = 1;
+               $expected_count = 2;
+
+               $request = new WP_REST_Request( 'GET', '/wp/v2/global-styles/' . self::$global_styles_id . '/revisions' );
+               $request->set_query_params(
+                       array(
+                               'offset'   => $offset,
+                               'per_page' => $per_page,
+                               'page'     => $page,
+                       )
+               );
+               $response = rest_get_server()->dispatch( $request );
+               $this->assertCount( $expected_count, $response->get_data() );
+       }
+
+       /**
+        * Tests that 'offset' query, as the total revisions count, should return empty data.
+        *
+        * Duplicate of WP_Test_REST_Revisions_Controller::test_get_items_total_revisions_offset_should_return_empty_data
+        *
+        * @ticket 58524
+        */
+       public function test_get_items_total_revisions_offset_should_return_empty_data() {
+               wp_set_current_user( self::$admin_id );
+
+               $per_page        = 2;
+               $offset          = $this->total_revisions;
+               $expected_error  = 'rest_revision_invalid_offset_number';
+               $expected_status = 400;
+
+               $request = new WP_REST_Request( 'GET', '/wp/v2/global-styles/' . self::$global_styles_id . '/revisions' );
+               $request->set_query_params(
+                       array(
+                               'offset'   => $offset,
+                               'per_page' => $per_page,
+                       )
+               );
+               $response = rest_get_server()->dispatch( $request );
+               $this->assertErrorResponse( $expected_error, $response, $expected_status );
+       }
+
+       /**
+        * Tests that out of bound 'offset' query should error.
+        *
+        * Duplicate of WP_Test_REST_Revisions_Controller::test_get_items_out_of_bound_offset_should_error
+        *
+        * @ticket 58524
+        */
+       public function test_get_items_out_of_bound_offset_should_error() {
+               wp_set_current_user( self::$admin_id );
+
+               $per_page        = 2;
+               $offset          = $this->total_revisions + 1;
+               $expected_error  = 'rest_revision_invalid_offset_number';
+               $expected_status = 400;
+
+               $request = new WP_REST_Request( 'GET', '/wp/v2/global-styles/' . self::$global_styles_id . '/revisions' );
+               $request->set_query_params(
+                       array(
+                               'offset'   => $offset,
+                               'per_page' => $per_page,
+                       )
+               );
+               $response = rest_get_server()->dispatch( $request );
+               $this->assertErrorResponse( $expected_error, $response, $expected_status );
+       }
+
+       /**
+        * Tests that impossible high number for 'offset' query should error.
+        *
+        * Duplicate of WP_Test_REST_Revisions_Controller::test_get_items_impossible_high_number_offset_should_error
+        *
+        * @ticket 58524
+        */
+       public function test_get_items_impossible_high_number_offset_should_error() {
+               wp_set_current_user( self::$admin_id );
+
+               $per_page        = 2;
+               $offset          = REST_TESTS_IMPOSSIBLY_HIGH_NUMBER;
+               $expected_error  = 'rest_revision_invalid_offset_number';
+               $expected_status = 400;
+
+               $request = new WP_REST_Request( 'GET', '/wp/v2/global-styles/' . self::$global_styles_id . '/revisions' );
+               $request->set_query_params(
+                       array(
+                               'offset'   => $offset,
+                               'per_page' => $per_page,
+                       )
+               );
+               $response = rest_get_server()->dispatch( $request );
+               $this->assertErrorResponse( $expected_error, $response, $expected_status );
+       }
+
+       /**
+        * Tests that invalid 'offset' query should error.
+        *
+        * Duplicate of WP_Test_REST_Revisions_Controller::test_get_items_invalid_offset_should_error
+        *
+        * @ticket 58524
+        */
+       public function test_get_items_invalid_offset_should_error() {
+               wp_set_current_user( self::$admin_id );
+
+               $per_page        = 2;
+               $offset          = 'moreplease';
+               $expected_error  = 'rest_invalid_param';
+               $expected_status = 400;
+
+               $request = new WP_REST_Request( 'GET', '/wp/v2/global-styles/' . self::$global_styles_id . '/revisions' );
+               $request->set_query_params(
+                       array(
+                               'offset'   => $offset,
+                               'per_page' => $per_page,
+                       )
+               );
+               $response = rest_get_server()->dispatch( $request );
+               $this->assertErrorResponse( $expected_error, $response, $expected_status );
+       }
+
+       /**
+        * Tests that out of bounds 'page' query should not error when offset is provided,
+        * because it takes precedence.
+        *
+        * Duplicate of WP_Test_REST_Revisions_Controller::test_get_items_out_of_bounds_page_should_not_error_if_offset
+        *
+        * @ticket 58524
+        */
+       public function test_get_items_out_of_bounds_page_should_not_error_if_offset() {
+               wp_set_current_user( self::$admin_id );
+
+               $per_page       = 2;
+               $total_pages    = (int) ceil( $this->total_revisions / $per_page );
+               $page           = $total_pages + 1; // Out of bound page.
+               $expected_count = 2;
+
+               $request = new WP_REST_Request( 'GET', '/wp/v2/global-styles/' . self::$global_styles_id . '/revisions' );
+               $request->set_query_params(
+                       array(
+                               'offset'   => 1,
+                               'per_page' => $per_page,
+                               'page'     => $page,
+                       )
+               );
+               $response = rest_get_server()->dispatch( $request );
+               $this->assertCount( $expected_count, $response->get_data() );
+       }
+
+       /**
+        * @doesNotPerformAssertions
+        */
+       public function test_context_param() {
+               // Controller does not implement test_context_param().
+       }
+
+       /**
+        * @doesNotPerformAssertions
+        */
+       public function test_get_item() {
+               // Controller does not implement get_item().
+       }
+
+       /**
+        * @doesNotPerformAssertions
+        */
+       public function test_create_item() {
+               // Controller does not implement create_item().
+       }
+
+       /**
+        * @doesNotPerformAssertions
+        */
+       public function test_delete_item() {
+               // Controller does not implement delete_item().
+       }
+
+       /**
+        * @doesNotPerformAssertions
+        */
+       public function test_prepare_item() {
+               // Controller does not implement prepare_item().
+       }
+
+       /**
+        * @doesNotPerformAssertions
+        */
+       public function test_update_item() {
+               // Controller does not implement update_item().
+       }
+}
</ins><span class="cx" style="display: block; padding: 0 10px">Property changes on: trunk/tests/phpunit/tests/rest-api/rest-global-styles-revisions-controller.php
</span><span class="cx" style="display: block; padding: 0 10px">___________________________________________________________________
</span></span></pre></div>
<a id="svneolstyle"></a>
<div class="addfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Added: svn:eol-style</h4></div>
<ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+native
</ins><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span><a id="trunktestsphpunittestsrestapirestschemasetupphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/tests/phpunit/tests/rest-api/rest-schema-setup.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/tests/phpunit/tests/rest-api/rest-schema-setup.php  2023-06-27 23:31:01 UTC (rev 56081)
+++ trunk/tests/phpunit/tests/rest-api/rest-schema-setup.php    2023-06-28 03:33:23 UTC (rev 56082)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -134,6 +134,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">                        '/wp/v2/comments',
</span><span class="cx" style="display: block; padding: 0 10px">                        '/wp/v2/comments/(?P<id>[\\d]+)',
</span><span class="cx" style="display: block; padding: 0 10px">                        '/wp/v2/global-styles/(?P<id>[\/\w-]+)',
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                        '/wp/v2/global-styles/(?P<parent>[\d]+)/revisions',
</ins><span class="cx" style="display: block; padding: 0 10px">                         '/wp/v2/global-styles/themes/(?P<stylesheet>[\/\s%\w\.\(\)\[\]\@_\-]+)/variations',
</span><span class="cx" style="display: block; padding: 0 10px">                        '/wp/v2/global-styles/themes/(?P<stylesheet>[^\/:<>\*\?"\|]+(?:\/[^\/:<>\*\?"\|]+)?)',
</span><span class="cx" style="display: block; padding: 0 10px">                        '/wp/v2/search',
</span></span></pre></div>
<a id="trunktestsqunitfixtureswpapigeneratedjs"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/tests/qunit/fixtures/wp-api-generated.js</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/tests/qunit/fixtures/wp-api-generated.js    2023-06-27 23:31:01 UTC (rev 56081)
+++ trunk/tests/qunit/fixtures/wp-api-generated.js      2023-06-28 03:33:23 UTC (rev 56082)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -9618,6 +9618,56 @@
</span><span class="cx" style="display: block; padding: 0 10px">                 }
</span><span class="cx" style="display: block; padding: 0 10px">             ]
</span><span class="cx" style="display: block; padding: 0 10px">         },
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+        "/wp/v2/global-styles/(?P<parent>[\\d]+)/revisions": {
+            "namespace": "wp/v2",
+            "methods": [
+                "GET"
+            ],
+            "endpoints": [
+                {
+                    "methods": [
+                        "GET"
+                    ],
+                    "args": {
+                        "parent": {
+                            "description": "The ID for the parent of the revision.",
+                            "type": "integer",
+                            "required": false
+                        },
+                        "context": {
+                            "description": "Scope under which the request is made; determines fields present in response.",
+                            "type": "string",
+                            "enum": [
+                                "view",
+                                "embed",
+                                "edit"
+                            ],
+                            "default": "view",
+                            "required": false
+                        },
+                        "page": {
+                            "description": "Current page of the collection.",
+                            "type": "integer",
+                            "default": 1,
+                            "minimum": 1,
+                            "required": false
+                        },
+                        "per_page": {
+                            "description": "Maximum number of items to be returned in result set.",
+                            "type": "integer",
+                            "minimum": 1,
+                            "maximum": 100,
+                            "required": false
+                        },
+                        "offset": {
+                            "description": "Offset the result set by a specific number of items.",
+                            "type": "integer",
+                            "required": false
+                        }
+                    }
+                }
+            ]
+        },
</ins><span class="cx" style="display: block; padding: 0 10px">         "/wp/v2/global-styles/themes/(?P<stylesheet>[\\/\\s%\\w\\.\\(\\)\\[\\]\\@_\\-]+)/variations": {
</span><span class="cx" style="display: block; padding: 0 10px">             "namespace": "wp/v2",
</span><span class="cx" style="display: block; padding: 0 10px">             "methods": [
</span></span></pre>
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