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<title>[58354] trunk/src/wp-includes: Editor: code quality improvements for theme.json migrate API</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/58354">58354</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/58354","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>oandregal</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2024-06-06 08:00:08 +0000 (Thu, 06 Jun 2024)</dd>
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<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>Editor: code quality improvements for theme.json migrate API

Backports https://github.com/WordPress/gutenberg/pull/62305

Follow-up to <a href="https://core.trac.wordpress.org/changeset/58328">[58328]</a>, <a href="https://core.trac.wordpress.org/ticket/61282">#61282</a>.

Props ajlende, oandregal, ramonopoly, mukesh27.
Fixes <a href="https://core.trac.wordpress.org/ticket/61282">#61282</a>.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpincludesclasswpthemejsonresolverphp">trunk/src/wp-includes/class-wp-theme-json-resolver.php</a></li>
<li><a href="#trunksrcwpincludesclasswpthemejsonschemaphp">trunk/src/wp-includes/class-wp-theme-json-schema.php</a></li>
<li><a href="#trunksrcwpincludesclasswpthemejsonphp">trunk/src/wp-includes/class-wp-theme-json.php</a></li>
<li><a href="#trunksrcwpincludesksesphp">trunk/src/wp-includes/kses.php</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunksrcwpincludesclasswpthemejsonresolverphp"></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/class-wp-theme-json-resolver.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/class-wp-theme-json-resolver.php    2024-06-05 23:17:18 UTC (rev 58353)
+++ trunk/src/wp-includes/class-wp-theme-json-resolver.php      2024-06-06 08:00:08 UTC (rev 58354)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -525,19 +525,15 @@
</span><span class="cx" style="display: block; padding: 0 10px">                                isset( $decoded_data['isGlobalStylesUserThemeJSON'] ) &&
</span><span class="cx" style="display: block; padding: 0 10px">                                $decoded_data['isGlobalStylesUserThemeJSON']
</span><span class="cx" style="display: block; padding: 0 10px">                        ) {
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                                unset( $decoded_data['isGlobalStylesUserThemeJSON'] );
</ins><span class="cx" style="display: block; padding: 0 10px">                                 $config = $decoded_data;
</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><span class="cx" style="display: block; padding: 0 10px">                /** This filter is documented in wp-includes/class-wp-theme-json-resolver.php */
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                $theme_json = apply_filters( 'wp_theme_json_data_user', new WP_Theme_JSON_Data( $config, 'custom' ) );
-               $config     = $theme_json->get_data();
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+         $theme_json   = apply_filters( 'wp_theme_json_data_user', new WP_Theme_JSON_Data( $config, 'custom' ) );
+               static::$user = $theme_json->get_theme_json();
</ins><span class="cx" style="display: block; padding: 0 10px"> 
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                // Needs to be set for schema migrations of user data.
-               $config['isGlobalStylesUserThemeJSON'] = true;
-
-               static::$user = new WP_Theme_JSON( $config, 'custom' );
-
</del><span class="cx" style="display: block; padding: 0 10px">                 return static::$user;
</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="trunksrcwpincludesclasswpthemejsonschemaphp"></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/class-wp-theme-json-schema.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/class-wp-theme-json-schema.php      2024-06-05 23:17:18 UTC (rev 58353)
+++ trunk/src/wp-includes/class-wp-theme-json-schema.php        2024-06-06 08:00:08 UTC (rev 58354)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -35,13 +35,14 @@
</span><span class="cx" style="display: block; padding: 0 10px">         * Function that migrates a given theme.json structure to the last version.
</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><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-         * @since 6.6.0 Migrate up to v3.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+  * @since 6.6.0 Migrate up to v3 and add $origin parameter.
</ins><span class="cx" style="display: block; padding: 0 10px">          *
</span><span class="cx" style="display: block; padding: 0 10px">         * @param array $theme_json The structure to migrate.
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-         *
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+  * @param string $origin    Optional. What source of data this object represents.
+        *                          One of 'blocks', 'default', 'theme', or 'custom'. Default 'theme'.
</ins><span class="cx" style="display: block; padding: 0 10px">          * @return array The structure in the last version.
</span><span class="cx" style="display: block; padding: 0 10px">         */
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-        public static function migrate( $theme_json ) {
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ public static function migrate( $theme_json, $origin = 'theme' ) {
</ins><span class="cx" style="display: block; padding: 0 10px">                 if ( ! isset( $theme_json['version'] ) ) {
</span><span class="cx" style="display: block; padding: 0 10px">                        $theme_json = array(
</span><span class="cx" style="display: block; padding: 0 10px">                                'version' => WP_Theme_JSON::LATEST_SCHEMA,
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -54,7 +55,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">                                $theme_json = self::migrate_v1_to_v2( $theme_json );
</span><span class="cx" style="display: block; padding: 0 10px">                                // Deliberate fall through. Once migrated to v2, also migrate to v3.
</span><span class="cx" style="display: block; padding: 0 10px">                        case 2:
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                                $theme_json = self::migrate_v2_to_v3( $theme_json );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                         $theme_json = self::migrate_v2_to_v3( $theme_json, $origin );
</ins><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">                return $theme_json;
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -100,11 +101,12 @@
</span><span class="cx" style="display: block; padding: 0 10px">         *
</span><span class="cx" style="display: block; padding: 0 10px">         * @since 6.6.0
</span><span class="cx" style="display: block; padding: 0 10px">         *
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-         * @param array $old Data to migrate.
-        *
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+  * @param array $old     Data to migrate.
+        * @param string $origin What source of data this object represents.
+        *                       One of 'blocks', 'default', 'theme', or 'custom'.
</ins><span class="cx" style="display: block; padding: 0 10px">          * @return array Data with defaultFontSizes set to false.
</span><span class="cx" style="display: block; padding: 0 10px">         */
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-        private static function migrate_v2_to_v3( $old ) {
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ private static function migrate_v2_to_v3( $old, $origin ) {
</ins><span class="cx" style="display: block; padding: 0 10px">                 // Copy everything.
</span><span class="cx" style="display: block; padding: 0 10px">                $new = $old;
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -115,10 +117,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">                 * Remaining changes do not need to be applied to the custom origin,
</span><span class="cx" style="display: block; padding: 0 10px">                 * as they should take on the value of the theme origin.
</span><span class="cx" style="display: block; padding: 0 10px">                 */
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                if (
-                       isset( $new['isGlobalStylesUserThemeJSON'] ) &&
-                       true === $new['isGlobalStylesUserThemeJSON']
-               ) {
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+         if ( 'custom' === $origin ) {
</ins><span class="cx" style="display: block; padding: 0 10px">                         return $new;
</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="trunksrcwpincludesclasswpthemejsonphp"></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/class-wp-theme-json.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/class-wp-theme-json.php     2024-06-05 23:17:18 UTC (rev 58353)
+++ trunk/src/wp-includes/class-wp-theme-json.php       2024-06-06 08:00:08 UTC (rev 58354)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -747,7 +747,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">         *
</span><span class="cx" style="display: block; padding: 0 10px">         * @param array  $theme_json A structure that follows the theme.json schema.
</span><span class="cx" style="display: block; padding: 0 10px">         * @param string $origin     Optional. What source of data this object represents.
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-         *                           One of 'default', 'theme', or 'custom'. Default 'theme'.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+  *                           One of 'blocks', 'default', 'theme', or 'custom'. Default 'theme'.
</ins><span class="cx" style="display: block; padding: 0 10px">          */
</span><span class="cx" style="display: block; padding: 0 10px">        public function __construct( $theme_json = array( 'version' => WP_Theme_JSON::LATEST_SCHEMA ), $origin = 'theme' ) {
</span><span class="cx" style="display: block; padding: 0 10px">                if ( ! in_array( $origin, static::VALID_ORIGINS, true ) ) {
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -754,7 +754,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">                        $origin = 'theme';
</span><span class="cx" style="display: block; padding: 0 10px">                }
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                $this->theme_json    = WP_Theme_JSON_Schema::migrate( $theme_json );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+         $this->theme_json    = WP_Theme_JSON_Schema::migrate( $theme_json, $origin );
</ins><span class="cx" style="display: block; padding: 0 10px">                 $valid_block_names   = array_keys( static::get_blocks_metadata() );
</span><span class="cx" style="display: block; padding: 0 10px">                $valid_element_names = array_keys( static::ELEMENTS );
</span><span class="cx" style="display: block; padding: 0 10px">                $valid_variations    = static::get_valid_block_style_variations();
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -3242,15 +3242,21 @@
</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><span class="cx" style="display: block; padding: 0 10px">         * @since 6.3.2 Preserves global styles block variations when securing styles.
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-         * @since 6.6.0 Updated to allow variation element styles.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+  * @since 6.6.0 Updated to allow variation element styles and $origin parameter.
</ins><span class="cx" style="display: block; padding: 0 10px">          *
</span><span class="cx" style="display: block; padding: 0 10px">         * @param array $theme_json Structure to sanitize.
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+         * @param string $origin    Optional. What source of data this object represents.
+        *                          One of 'blocks', 'default', 'theme', or 'custom'. Default 'theme'.
</ins><span class="cx" style="display: block; padding: 0 10px">          * @return array Sanitized structure.
</span><span class="cx" style="display: block; padding: 0 10px">         */
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-        public static function remove_insecure_properties( $theme_json ) {
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ public static function remove_insecure_properties( $theme_json, $origin = 'theme' ) {
+               if ( ! in_array( $origin, static::VALID_ORIGINS, true ) ) {
+                       $origin = 'theme';
+               }
+
</ins><span class="cx" style="display: block; padding: 0 10px">                 $sanitized = array();
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                $theme_json = WP_Theme_JSON_Schema::migrate( $theme_json );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+         $theme_json = WP_Theme_JSON_Schema::migrate( $theme_json, $origin );
</ins><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                $valid_block_names   = array_keys( static::get_blocks_metadata() );
</span><span class="cx" style="display: block; padding: 0 10px">                $valid_element_names = array_keys( static::ELEMENTS );
</span></span></pre></div>
<a id="trunksrcwpincludesksesphp"></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/kses.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/kses.php    2024-06-05 23:17:18 UTC (rev 58353)
+++ trunk/src/wp-includes/kses.php      2024-06-06 08:00:08 UTC (rev 58354)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -2146,7 +2146,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">        ) {
</span><span class="cx" style="display: block; padding: 0 10px">                unset( $decoded_data['isGlobalStylesUserThemeJSON'] );
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                $data_to_encode = WP_Theme_JSON::remove_insecure_properties( $decoded_data );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+         $data_to_encode = WP_Theme_JSON::remove_insecure_properties( $decoded_data, 'custom' );
</ins><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                $data_to_encode['isGlobalStylesUserThemeJSON'] = true;
</span><span class="cx" style="display: block; padding: 0 10px">                return wp_slash( wp_json_encode( $data_to_encode ) );
</span></span></pre>
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