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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/50725">50725</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/50725","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>peterwilsoncc</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2021-04-15 01:05:12 +0000 (Thu, 15 Apr 2021)</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'>Grouped merges for 5.5.4.

* REST API: Allow authors to read their own password protected posts.
* About page update

Merges <a href="https://core.trac.wordpress.org/changeset/50717">[50717]</a> to the 5.5 branch.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#branches55srcwpadminaboutphp">branches/5.5/src/wp-admin/about.php</a></li>
<li><a href="#branches55srcwpincludesrestapiendpointsclasswprestpostscontrollerphp">branches/5.5/src/wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php</a></li>
<li><a href="#branches55testsphpunittestsrestapirestpostscontrollerphp">branches/5.5/tests/phpunit/tests/rest-api/rest-posts-controller.php</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="branches55srcwpadminaboutphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/5.5/src/wp-admin/about.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/5.5/src/wp-admin/about.php       2021-04-15 00:57:57 UTC (rev 50724)
+++ branches/5.5/src/wp-admin/about.php 2021-04-15 01:05:12 UTC (rev 50725)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -67,6 +67,26 @@
</span><span class="cx" style="display: block; padding: 0 10px">                                <p>
</span><span class="cx" style="display: block; padding: 0 10px">                                        <?php
</span><span class="cx" style="display: block; padding: 0 10px">                                        printf(
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                                                /* translators: %s: WordPress version number */
+                                               __( '<strong>Version %s</strong> addressed some security issues.' ),
+                                               '5.5.4'
+                                       );
+                                       ?>
+                                       <?php
+                                       printf(
+                                               /* translators: %s: HelpHub URL */
+                                               __( 'For more information, see <a href="%s">the release notes</a>.' ),
+                                               sprintf(
+                                                       /* translators: %s: WordPress version */
+                                                       esc_url( __( 'https://wordpress.org/support/wordpress-version/version-%s/' ) ),
+                                                       sanitize_title( '5.5.4' )
+                                               )
+                                       );
+                                       ?>
+                               </p>
+                               <p>
+                                       <?php
+                                       printf(
</ins><span class="cx" style="display: block; padding: 0 10px">                                                 /* translators: 1: WordPress version number, 2: Plural number of bugs. */
</span><span class="cx" style="display: block; padding: 0 10px">                                                _n(
</span><span class="cx" style="display: block; padding: 0 10px">                                                        '<strong>Version %1$s</strong> addressed %2$s bug.',
</span></span></pre></div>
<a id="branches55srcwpincludesrestapiendpointsclasswprestpostscontrollerphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/5.5/src/wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/5.5/src/wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php        2021-04-15 00:57:57 UTC (rev 50724)
+++ branches/5.5/src/wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php  2021-04-15 01:05:12 UTC (rev 50725)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -32,6 +32,14 @@
</span><span class="cx" style="display: block; padding: 0 10px">        protected $meta;
</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">+         * Passwordless post access permitted.
+        *
+        * @since 5.7.1
+        * @var int[]
+        */
+       protected $password_check_passed = array();
+
+       /**
</ins><span class="cx" style="display: block; padding: 0 10px">          * Constructor.
</span><span class="cx" style="display: block; padding: 0 10px">         *
</span><span class="cx" style="display: block; padding: 0 10px">         * @since 4.7.0
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -149,6 +157,38 @@
</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">+         * Override the result of the post password check for REST requested posts.
+        *
+        * Allow users to read the content of password protected posts if they have
+        * previously passed a permission check or if they have the `edit_post` capability
+        * for the post being checked.
+        *
+        * @since 5.7.1
+        *
+        * @param bool    $required Whether the post requires a password check.
+        * @param WP_Post $post     The post been password checked.
+        * @return bool Result of password check taking in to account REST API considerations.
+        */
+       public function check_password_required( $required, $post ) {
+               if ( ! $required ) {
+                       return $required;
+               }
+
+               $post = get_post( $post );
+
+               if ( ! $post ) {
+                       return $required;
+               }
+
+               if ( ! empty( $this->password_check_passed[ $post->ID ] ) ) {
+                       // Password previously checked and approved.
+                       return false;
+               }
+
+               return ! current_user_can( 'edit_post', $post->ID );
+       }
+
+       /**
</ins><span class="cx" style="display: block; padding: 0 10px">          * Retrieves a collection of posts.
</span><span class="cx" style="display: block; padding: 0 10px">         *
</span><span class="cx" style="display: block; padding: 0 10px">         * @since 4.7.0
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -315,7 +355,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                // Allow access to all password protected posts if the context is edit.
</span><span class="cx" style="display: block; padding: 0 10px">                if ( 'edit' === $request['context'] ) {
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                        add_filter( 'post_password_required', '__return_false' );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                 add_filter( 'post_password_required', array( $this, 'check_password_required' ), 10, 2 );
</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">                $posts = array();
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -331,7 +371,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                // Reset filter.
</span><span class="cx" style="display: block; padding: 0 10px">                if ( 'edit' === $request['context'] ) {
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                        remove_filter( 'post_password_required', '__return_false' );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                 remove_filter( 'post_password_required', array( $this, 'check_password_required' ) );
</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">                $page        = (int) $query_args['paged'];
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -446,7 +486,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                // Allow access to all password protected posts if the context is edit.
</span><span class="cx" style="display: block; padding: 0 10px">                if ( 'edit' === $request['context'] ) {
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                        add_filter( 'post_password_required', '__return_false' );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                 add_filter( 'post_password_required', array( $this, 'check_password_required' ), 10, 2 );
</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">                if ( $post ) {
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -474,8 +514,14 @@
</span><span class="cx" style="display: block; padding: 0 10px">                        return false;
</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">-                // Edit context always gets access to password-protected posts.
-               if ( 'edit' === $request['context'] ) {
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+         /*
+                * Users always gets access to password protected content in the edit
+                * context if they have the `edit_post` meta capability.
+                */
+               if (
+                       'edit' === $request['context'] &&
+                       current_user_can( 'edit_post', $post->ID )
+               ) {
</ins><span class="cx" style="display: block; padding: 0 10px">                         return true;
</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">@@ -1666,8 +1712,9 @@
</span><span class="cx" style="display: block; padding: 0 10px">                $has_password_filter = false;
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                if ( $this->can_access_password_content( $post, $request ) ) {
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                        $this->password_check_passed[ $post->ID ] = true;
</ins><span class="cx" style="display: block; padding: 0 10px">                         // Allow access to the post, permissions already checked before.
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                        add_filter( 'post_password_required', '__return_false' );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                 add_filter( 'post_password_required', array( $this, 'check_password_required' ), 10, 2 );
</ins><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                        $has_password_filter = true;
</span><span class="cx" style="display: block; padding: 0 10px">                }
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1705,7 +1752,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                if ( $has_password_filter ) {
</span><span class="cx" style="display: block; padding: 0 10px">                        // Reset filter.
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                        remove_filter( 'post_password_required', '__return_false' );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                 remove_filter( 'post_password_required', array( $this, 'check_password_required' ) );
</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">                if ( rest_is_field_included( 'author', $fields ) ) {
</span></span></pre></div>
<a id="branches55testsphpunittestsrestapirestpostscontrollerphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/5.5/tests/phpunit/tests/rest-api/rest-posts-controller.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/5.5/tests/phpunit/tests/rest-api/rest-posts-controller.php       2021-04-15 00:57:57 UTC (rev 50724)
+++ branches/5.5/tests/phpunit/tests/rest-api/rest-posts-controller.php 2021-04-15 01:05:12 UTC (rev 50725)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1609,6 +1609,32 @@
</span><span class="cx" style="display: block; padding: 0 10px">                $this->assertErrorResponse( 'rest_forbidden', $response, 401 );
</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">+        public function test_get_post_draft_edit_context() {
+               $post_content = 'Hello World!';
+               $this->factory->post->create(
+                       array(
+                               'post_title'    => 'Hola',
+                               'post_password' => 'password',
+                               'post_content'  => $post_content,
+                               'post_excerpt'  => $post_content,
+                               'post_author'   => self::$editor_id,
+                       )
+               );
+               $draft_id = $this->factory->post->create(
+                       array(
+                               'post_status'  => 'draft',
+                               'post_author'  => self::$contributor_id,
+                               'post_content' => '<!-- wp:latest-posts {"displayPostContent":true} /--> <!-- wp:latest-posts {"displayPostContent":true,"displayPostContentRadio":"full_post"} /-->',
+                       )
+               );
+               wp_set_current_user( self::$contributor_id );
+               $request = new WP_REST_Request( 'GET', sprintf( '/wp/v2/posts/%d', $draft_id ) );
+               $request->set_param( 'context', 'edit' );
+               $response = rest_get_server()->dispatch( $request );
+               $data     = $response->get_data();
+               $this->assertNotContains( $post_content, $data['content']['rendered'] );
+       }
+
</ins><span class="cx" style="display: block; padding: 0 10px">         public function test_get_post_invalid_id() {
</span><span class="cx" style="display: block; padding: 0 10px">                $request  = new WP_REST_Request( 'GET', '/wp/v2/posts/' . REST_TESTS_IMPOSSIBLY_HIGH_NUMBER );
</span><span class="cx" style="display: block; padding: 0 10px">                $response = rest_get_server()->dispatch( $request );
</span></span></pre>
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