Ticket #44094: 44094.4.diff

src/wp-includes/class-wp-user.php

@@ -160 +160 @@
         /**
          * Sets up object properties, including capabilities.
          *
-         * @since  3.3.0
+         * @since 3.3.0
+         * @since 5.3.0 Added `init_user_data` filter for `$this->data`.
          *
          * @param object $data    User DB row object.
          * @param int    $site_id Optional. The site ID to initialize for.
          */
         public function init( $data, $site_id = '' ) {
-                $this->data = $data;
+                /**
+                 * Filters the user data.
+                 * 
+                 * @since 5.3.0
+                 * 
+                 * @link https://core.trac.wordpress.org/ticket/44094
+                 * 
+                 * @param  object  $data    User DB row object.
+                 * @param  integer $site_id Optional. The site ID.
+                 */
+                $this->data = apply_filters( 'init_user_data', $data, $site_id );
                 $this->ID   = (int) $data->ID;
 
                 $this->for_site( $site_id );

tests/phpunit/tests/user.php

@@ -1631 +1631 @@
                 // Number of exported user properties.
                 $this->assertSame( 11, count( $actual['data'][0]['data'] ) );
         }
+
+        /**
+         * Test for the `init_user_data` filter.
+         *
+         * @ticket 44094
+         */
+        function test_init_user_data_filter() {
+                $user_id = self::factory()->user->create(
+                        array(
+                                'role'       => 'subscriber',
+                                'user_login' => 'test_user_login',
+                                'user_email' => 'test-email@test.dev',
+                                'user_nicename' => 'test_user_nicename'
+                        )
+                );
+
+                add_filter( 'init_user_data', function( $data, $site_id ) use ( $user_id ) {
+                        // Alter the `$data` of the created user above.
+                        if ( $user_id == $data->ID ) {
+                                $data->user_login = 'altered_user_login';
+                                $data->user_email = 'altered-email@test.com';
+                                $data->user_nicename = 'altered_user_nicename';
+                        }
+
+                        return $data;
+
+                }, 10, 2 );
+
+                $user = get_user_by( 'ID', $user_id );
+
+                $this->assertSame( $user->user_login, 'altered_user_login' );
+                $this->assertSame( $user->user_email, 'altered-email@test.com' );
+                $this->assertSame( $user->user_nicename, 'altered_user_nicename' );
+        }
+
 }