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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/56248">56248</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/56248","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>audrasjb</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2023-07-17 14:20:42 +0000 (Mon, 17 Jul 2023)</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: Fix a PHP notice appearing when adding a new template part.

This changeset fixes a PHP notice appearing when a template part is created in the site editor. It also adds a unit test case to cover 
`WP_REST_Templates_Controller::prepare_item_for_database`.

Props wildworks, dunhakdis, Rahmohn, oglekler, audrasjb, mukesh27, costdev, dunhakdis.
Fixes <a href="https://core.trac.wordpress.org/ticket/57851">#57851</a>.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpincludesrestapiendpointsclasswpresttemplatescontrollerphp">trunk/src/wp-includes/rest-api/endpoints/class-wp-rest-templates-controller.php</a></li>
<li><a href="#trunktestsphpunittestsrestapiwpRestTemplatesControllerphp">trunk/tests/phpunit/tests/rest-api/wpRestTemplatesController.php</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunksrcwpincludesrestapiendpointsclasswpresttemplatescontrollerphp"></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-templates-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-templates-controller.php   2023-07-17 14:05:51 UTC (rev 56247)
+++ trunk/src/wp-includes/rest-api/endpoints/class-wp-rest-templates-controller.php     2023-07-17 14:20:42 UTC (rev 56248)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -596,7 +596,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">                                $changes->tax_input['wp_template_part_area'] = _filter_block_template_part_area( $request['area'] );
</span><span class="cx" style="display: block; padding: 0 10px">                        } elseif ( null !== $template && 'custom' !== $template->source && $template->area ) {
</span><span class="cx" style="display: block; padding: 0 10px">                                $changes->tax_input['wp_template_part_area'] = _filter_block_template_part_area( $template->area );
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                        } elseif ( ! $template->area ) {
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                 } elseif ( empty( $template->area ) ) {
</ins><span class="cx" style="display: block; padding: 0 10px">                                 $changes->tax_input['wp_template_part_area'] = WP_TEMPLATE_PART_AREA_UNCATEGORIZED;
</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="trunktestsphpunittestsrestapiwpRestTemplatesControllerphp"></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/wpRestTemplatesController.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/tests/phpunit/tests/rest-api/wpRestTemplatesController.php  2023-07-17 14:05:51 UTC (rev 56247)
+++ trunk/tests/phpunit/tests/rest-api/wpRestTemplatesController.php    2023-07-17 14:20:42 UTC (rev 56248)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -845,4 +845,44 @@
</span><span class="cx" style="display: block; padding: 0 10px">                $response = rest_get_server()->dispatch( $request );
</span><span class="cx" style="display: block; padding: 0 10px">                $this->assertSame( 'index', $response->get_data()['slug'], 'Should fallback to `index.html` when  ignore_empty is `true`.' );
</span><span class="cx" style="display: block; padding: 0 10px">        }
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
+       /**
+        * @ticket 57851
+        *
+        * @covers WP_REST_Templates_Controller::prepare_item_for_database
+        */
+       public function test_prepare_item_for_database() {
+               $endpoint = new WP_REST_Templates_Controller( 'wp_template_part' );
+
+               $prepare_item_for_database = new ReflectionMethod( $endpoint, 'prepare_item_for_database' );
+               $prepare_item_for_database->setAccessible( true );
+
+               $body_params = array(
+                       'title'   => 'Untitled Template Part',
+                       'slug'    => 'untitled-template-part',
+                       'content' => '',
+               );
+
+               $request = new WP_REST_Request( 'POST', '/wp/v2/template-parts' );
+               $request->set_body_params( $body_params );
+
+               $prepared = $prepare_item_for_database->invoke( $endpoint, $request );
+
+               $this->assertInstanceOf( 'stdClass', $prepared, 'The item could not be prepared for the database.' );
+
+               $this->assertObjectHasAttribute( 'post_type', $prepared, 'The "post_type" was not included in the prepared template part.' );
+               $this->assertObjectHasAttribute( 'post_status', $prepared, 'The "post_status" was not included in the prepared template part.' );
+               $this->assertObjectHasAttribute( 'tax_input', $prepared, 'The "tax_input" was not included in the prepared template part.' );
+               $this->assertArrayHasKey( 'wp_theme', $prepared->tax_input, 'The "wp_theme" tax was not included in the prepared template part.' );
+               $this->assertArrayHasKey( 'wp_template_part_area', $prepared->tax_input, 'The "wp_template_part_area" tax was not included in the prepared template part.' );
+               $this->assertObjectHasAttribute( 'post_content', $prepared, 'The "post_content" was not included in the prepared template part.' );
+               $this->assertObjectHasAttribute( 'post_title', $prepared, 'The "post_title" was not included in the prepared template part.' );
+
+               $this->assertSame( 'wp_template_part', $prepared->post_type, 'The "post_type" in the prepared template part should be "wp_template_part".' );
+               $this->assertSame( 'publish', $prepared->post_status, 'The post status in the prepared template part should be "publish".' );
+               $this->assertSame( WP_TEMPLATE_PART_AREA_UNCATEGORIZED, $prepared->tax_input['wp_template_part_area'], 'The area in the prepared template part should be uncategorized.' );
+               $this->assertSame( 'Untitled Template Part', $prepared->post_title, 'The title was not correct in the prepared template part.' );
+
+               $this->assertEmpty( $prepared->post_content, 'The content was not correct in the prepared template part.' );
+       }
</ins><span class="cx" style="display: block; padding: 0 10px"> }
</span></span></pre>
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