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<title>[49029] trunk/src/wp-admin/user-new.php: Users: Introduce the `invited_user_email` filter for filtering the contents of the email sent when an existing user is invited to a site on Multisite.</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/49029">49029</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/49029","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>johnbillion</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2020-09-21 17:14:33 +0000 (Mon, 21 Sep 2020)</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'>Users: Introduce the `invited_user_email` filter for filtering the contents of the email sent when an existing user is invited to a site on Multisite.

Props contact-banker, anand.au14, nikolam, johnbillion

Fixes <a href="https://core.trac.wordpress.org/ticket/42132">#42132</a></pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpadminusernewphp">trunk/src/wp-admin/user-new.php</a></li>
</ul>

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<h3>Diff</h3>
<a id="trunksrcwpadminusernewphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/src/wp-admin/user-new.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-admin/user-new.php   2020-09-21 16:44:35 UTC (rev 49028)
+++ trunk/src/wp-admin/user-new.php     2020-09-21 17:14:33 UTC (rev 49029)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -59,7 +59,7 @@
</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">        // Adding an existing user to this blog.
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-        $new_user_email = $user_details->user_email;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $new_user_email = array();
</ins><span class="cx" style="display: block; padding: 0 10px">         $redirect       = 'user-new.php';
</span><span class="cx" style="display: block; padding: 0 10px">        $username       = $user_details->user_login;
</span><span class="cx" style="display: block; padding: 0 10px">        $user_id        = $user_details->ID;
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -100,7 +100,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">                        $role  = $roles[ $_REQUEST['role'] ];
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                        /**
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                         * Fires immediately after a user is invited to join a site, but before the notification is sent.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                  * Fires immediately after an existing user is invited to join the site, but before the notification is sent.
</ins><span class="cx" style="display: block; padding: 0 10px">                          *
</span><span class="cx" style="display: block; padding: 0 10px">                         * @since 4.4.0
</span><span class="cx" style="display: block; padding: 0 10px">                         *
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -123,20 +123,46 @@
</span><span class="cx" style="display: block; padding: 0 10px"> %4$s'
</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">+                        $new_user_email['to']      = $user_details->user_email;
+                       $new_user_email['subject'] = sprintf(
+                               /* translators: Joining confirmation notification email subject. %s: Site title. */
+                               __( '[%s] Joining Confirmation' ),
+                               wp_specialchars_decode( get_option( 'blogname' ) )
+                       );
+                       $new_user_email['message'] = sprintf(
+                               $message,
+                               get_option( 'blogname' ),
+                               home_url(),
+                               wp_specialchars_decode( translate_user_role( $role['name'] ) ),
+                               home_url( "/newbloguser/$newuser_key/" )
+                       );
+                       $new_user_email['headers'] = '';
+
+                       /**
+                        * Filters the contents of the email sent when an existing user is invited to join the site.
+                        *
+                        * @since 5.6.0
+                        *
+                        * @param array $new_user_email {
+                        *     Used to build wp_mail().
+                        *
+                        *     @type string $to      The email address of the invited user.
+                        *     @type string $subject The subject of the email.
+                        *     @type string $message The content of the email.
+                        *     @type string $headers Headers.
+                        * }
+                        * @param int    $user_id     The invited user's ID.
+                        * @param array  $role        Array containing role information for the invited user.
+                        * @param string $newuser_key The key of the invitation.
+                        *
+                        */
+                       $new_user_email = apply_filters( 'invited_user_email', $new_user_email, $user_id, $role, $newuser_key );
+
</ins><span class="cx" style="display: block; padding: 0 10px">                         wp_mail(
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                                $new_user_email,
-                               sprintf(
-                                       /* translators: Joining confirmation notification email subject. %s: Site title. */
-                                       __( '[%s] Joining Confirmation' ),
-                                       wp_specialchars_decode( get_option( 'blogname' ) )
-                               ),
-                               sprintf(
-                                       $message,
-                                       get_option( 'blogname' ),
-                                       home_url(),
-                                       wp_specialchars_decode( translate_user_role( $role['name'] ) ),
-                                       home_url( "/newbloguser/$newuser_key/" )
-                               )
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                         $new_user_email['to'],
+                               $new_user_email['subject'],
+                               $new_user_email['message'],
+                               $new_user_email['headers']
</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 ( $switched_locale ) {
</span></span></pre>
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