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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/44138">44138</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/44138","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>jeremyfelt</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2018-12-14 01:49:46 +0000 (Fri, 14 Dec 2018)</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'>Themes: Introduce responsive embeds support.

Responsive embeds is a way for a theme to opt in to WordPress dynamically scaling the width/height of an embed. When a theme supports responsive embeds, a `wp-embed-responsive` class is added to the `<body>` tag. This information is also presented through the REST API for clients to respect.

Merges <a href="https://core.trac.wordpress.org/changeset/43790">[43790]</a> and <a href="https://core.trac.wordpress.org/changeset/43791">[43791]</a> from the 5.0 branch to trunk.

Props desrosj, danielbachhuber, ocean90.
Fixes <a href="https://core.trac.wordpress.org/ticket/45125">#45125</a>.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpincludesposttemplatephp">trunk/src/wp-includes/post-template.php</a></li>
<li><a href="#trunksrcwpincludesrestapiendpointsclasswprestthemescontrollerphp">trunk/src/wp-includes/rest-api/endpoints/class-wp-rest-themes-controller.php</a></li>
<li><a href="#trunksrcwpincludesthemephp">trunk/src/wp-includes/theme.php</a></li>
<li><a href="#trunktestsphpunittestsrestapirestthemescontrollerphp">trunk/tests/phpunit/tests/rest-api/rest-themes-controller.php</a></li>
<li><a href="#trunktestsphpunitteststhemesupportphp">trunk/tests/phpunit/tests/theme/support.php</a></li>
</ul>

<h3>Property Changed</h3>
<ul>
<li><a href="#trunk">trunk/</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<span class="cx" style="display: block; padding: 0 10px">Index: trunk
</span><span class="cx" style="display: block; padding: 0 10px">===================================================================
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">--- trunk        2018-12-14 01:45:57 UTC (rev 44137)
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+++ trunk 2018-12-14 01:49:46 UTC (rev 44138)
</ins><a id="trunk"></a>
<div class="propset"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Property changes: trunk</h4>
<pre class="diff"><span>
</span></pre></div>
<a id="svnmergeinfo"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: svn:mergeinfo</h4></div>
<span class="cx" style="display: block; padding: 0 10px"> /branches/3.3:20543
</span><span class="cx" style="display: block; padding: 0 10px"> /branches/3.4:21757
</span><span class="cx" style="display: block; padding: 0 10px"> /branches/4.9:43557,43622
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-/branches/5.0:43681-43682,43684-43688,43719-43720,43723,43726-43727,43729-43731,43734-43744,43751-43754,43758,43761-43765,43767-43770,43772,43774-43781,43783,43793
</del><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+/branches/5.0:43681-43682,43684-43688,43719-43720,43723,43726-43727,43729-43731,43734-43744,43751-43754,43758,43761-43765,43767-43770,43772,43774-43781,43783,43790-43791,43793
</ins><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span><a id="trunksrcwpincludesposttemplatephp"></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/post-template.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/post-template.php   2018-12-14 01:45:57 UTC (rev 44137)
+++ trunk/src/wp-includes/post-template.php     2018-12-14 01:49:46 UTC (rev 44138)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -760,6 +760,10 @@
</span><span class="cx" style="display: block; padding: 0 10px">                $classes[] = 'wp-custom-logo';
</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 ( current_theme_supports( 'responsive-embeds' ) ) {
+               $classes[] = 'wp-embed-responsive';
+       }
+
</ins><span class="cx" style="display: block; padding: 0 10px">         $page = $wp_query->get( 'page' );
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">        if ( ! $page || $page < 2 ) {
</span></span></pre></div>
<a id="trunksrcwpincludesrestapiendpointsclasswprestthemescontrollerphp"></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-themes-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-themes-controller.php      2018-12-14 01:45:57 UTC (rev 44137)
+++ trunk/src/wp-includes/rest-api/endpoints/class-wp-rest-themes-controller.php        2018-12-14 01:49:46 UTC (rev 44138)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -111,8 +111,9 @@
</span><span class="cx" style="display: block; padding: 0 10px">                        $formats                           = array_merge( array( 'standard' ), $formats );
</span><span class="cx" style="display: block; padding: 0 10px">                        $data['theme_supports']['formats'] = $formats;
</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['theme_supports']['post-thumbnails'] = false;
-                       $post_thumbnails                           = get_theme_support( 'post-thumbnails' );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                 $data['theme_supports']['post-thumbnails']   = false;
+                       $data['theme_supports']['responsive-embeds'] = (bool) get_theme_support( 'responsive-embeds' );
+                       $post_thumbnails                             = get_theme_support( 'post-thumbnails' );
</ins><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                        if ( $post_thumbnails ) {
</span><span class="cx" style="display: block; padding: 0 10px">                                // $post_thumbnails can contain a nested array of post types.
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -156,16 +157,21 @@
</span><span class="cx" style="display: block; padding: 0 10px">                                        'type'        => 'array',
</span><span class="cx" style="display: block; padding: 0 10px">                                        'readonly'    => true,
</span><span class="cx" style="display: block; padding: 0 10px">                                        'properties'  => array(
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                                                'formats'         => array(
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                                         'formats'           => array(
</ins><span class="cx" style="display: block; padding: 0 10px">                                                         'description' => __( 'Post formats supported.' ),
</span><span class="cx" style="display: block; padding: 0 10px">                                                        'type'        => 'array',
</span><span class="cx" style="display: block; padding: 0 10px">                                                        'readonly'    => true,
</span><span class="cx" style="display: block; padding: 0 10px">                                                ),
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                                                'post-thumbnails' => array(
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                                         'post-thumbnails'   => array(
</ins><span class="cx" style="display: block; padding: 0 10px">                                                         'description' => __( 'Whether the theme supports post thumbnails.' ),
</span><span class="cx" style="display: block; padding: 0 10px">                                                        'type'        => array( 'array', 'bool' ),
</span><span class="cx" style="display: block; padding: 0 10px">                                                        'readonly'    => 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">+                                                'responsive-embeds' => array(
+                                                       'description' => __( 'Whether the theme supports responsive embedded content.' ),
+                                                       'type'        => 'bool',
+                                                       'readonly'    => true,
+                                               ),
</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">                        ),
</span></span></pre></div>
<a id="trunksrcwpincludesthemephp"></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/theme.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/theme.php   2018-12-14 01:45:57 UTC (rev 44137)
+++ trunk/src/wp-includes/theme.php     2018-12-14 01:49:46 UTC (rev 44138)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -2318,12 +2318,14 @@
</span><span class="cx" style="display: block; padding: 0 10px">  * @since 4.1.0 The `title-tag` feature was added
</span><span class="cx" style="display: block; padding: 0 10px">  * @since 4.5.0 The `customize-selective-refresh-widgets` feature was added
</span><span class="cx" style="display: block; padding: 0 10px">  * @since 4.7.0 The `starter-content` feature was added
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @since 5.0.0 The `responsive-embeds` feature was added.
</ins><span class="cx" style="display: block; padding: 0 10px">  *
</span><span class="cx" style="display: block; padding: 0 10px">  * @global array $_wp_theme_features
</span><span class="cx" style="display: block; padding: 0 10px">  *
</span><span class="cx" style="display: block; padding: 0 10px">  * @param string $feature  The feature being added. Likely core values include 'post-formats',
</span><span class="cx" style="display: block; padding: 0 10px">  *                         'post-thumbnails', 'html5', 'custom-logo', 'custom-header-uploads',
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- *                         'custom-header', 'custom-background', 'title-tag', 'starter-content', etc.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ *                         'custom-header', 'custom-background', 'title-tag', 'starter-content',
+ *                         'responsive-embeds', etc.
</ins><span class="cx" style="display: block; padding: 0 10px">  * @param mixed  $args,... Optional extra arguments to pass along with certain features.
</span><span class="cx" style="display: block; padding: 0 10px">  * @return void|bool False on failure, void otherwise.
</span><span class="cx" style="display: block; padding: 0 10px">  */
</span></span></pre></div>
<a id="trunktestsphpunittestsrestapirestthemescontrollerphp"></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-themes-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-themes-controller.php     2018-12-14 01:45:57 UTC (rev 44137)
+++ trunk/tests/phpunit/tests/rest-api/rest-themes-controller.php       2018-12-14 01:49:46 UTC (rev 44138)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -189,9 +189,10 @@
</span><span class="cx" style="display: block; padding: 0 10px">                $this->assertEquals( 1, count( $properties ) );
</span><span class="cx" style="display: block; padding: 0 10px">                $this->assertArrayHasKey( 'theme_supports', $properties );
</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->assertEquals( 2, count( $properties['theme_supports']['properties'] ) );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+         $this->assertEquals( 3, count( $properties['theme_supports']['properties'] ) );
</ins><span class="cx" style="display: block; padding: 0 10px">                 $this->assertArrayHasKey( 'formats', $properties['theme_supports']['properties'] );
</span><span class="cx" style="display: block; padding: 0 10px">                $this->assertArrayHasKey( 'post-thumbnails', $properties['theme_supports']['properties'] );
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                $this->assertArrayHasKey( 'responsive-embeds', $properties['theme_supports']['properties'] );
</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">        /**
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -223,6 +224,35 @@
</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">+         * Test when a theme does not support responsive embeds.
+        *
+        * @ticket 45016
+        */
+       public function test_theme_supports_responsive_embeds_false() {
+               remove_theme_support( 'responsive-embeds' );
+               $response = self::perform_active_theme_request();
+
+               $result = $response->get_data();
+               $this->assertTrue( isset( $result[0]['theme_supports'] ) );
+               $this->assertTrue( isset( $result[0]['theme_supports']['responsive-embeds'] ) );
+               $this->assertFalse( $result[0]['theme_supports']['responsive-embeds'] );
+       }
+
+       /**
+        * Test when a theme supports responsive embeds.
+        *
+        * @ticket 45016
+        */
+       public function test_theme_supports_responsive_embeds_true() {
+               remove_theme_support( 'responsive-embeds' );
+               add_theme_support( 'responsive-embeds' );
+               $response = self::perform_active_theme_request();
+               $result   = $response->get_data();
+               $this->assertTrue( isset( $result[0]['theme_supports'] ) );
+               $this->assertTrue( $result[0]['theme_supports']['responsive-embeds'] );
+       }
+
+       /**
</ins><span class="cx" style="display: block; padding: 0 10px">          * Test when a theme does not support post thumbnails.
</span><span class="cx" style="display: block; padding: 0 10px">         *
</span><span class="cx" style="display: block; padding: 0 10px">         * @ticket 45016
</span></span></pre></div>
<a id="trunktestsphpunitteststhemesupportphp"></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/theme/support.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/tests/phpunit/tests/theme/support.php       2018-12-14 01:45:57 UTC (rev 44137)
+++ trunk/tests/phpunit/tests/theme/support.php 2018-12-14 01:49:46 UTC (rev 44138)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -192,4 +192,16 @@
</span><span class="cx" style="display: block; padding: 0 10px">                $this->assertEmpty( get_registered_nav_menus() );
</span><span class="cx" style="display: block; padding: 0 10px">                $this->assertFalse( current_theme_supports( 'menus' ) );
</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 45125
+        */
+       function test_responsive_embeds() {
+               add_theme_support( 'responsive-embeds' );
+               $this->assertTrue( current_theme_supports( 'responsive-embeds' ) );
+               remove_theme_support( 'responsive-embeds' );
+               $this->assertFalse( current_theme_supports( 'responsive-embeds' ) );
+               add_theme_support( 'responsive-embeds' );
+               $this->assertTrue( current_theme_supports( 'responsive-embeds' ) );
+       }
</ins><span class="cx" style="display: block; padding: 0 10px"> }
</span></span></pre>
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