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<title>[46265] trunk: Privacy: Introduce `wp_privacy_personal_data_email_to` and `wp_privacy_personal_data_email_subject` filters.</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/46265">46265</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/46265","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>SergeyBiryukov</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2019-09-23 19:24:20 +0000 (Mon, 23 Sep 2019)</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'>Privacy: Introduce `wp_privacy_personal_data_email_to` and `wp_privacy_personal_data_email_subject` filters.

Pass email data to the `wp_privacy_personal_data_email_content` filter.

Props garrett-eclipse, thakkarhardik, birgire.
Fixes <a href="https://core.trac.wordpress.org/ticket/46303">#46303</a>.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpadminincludesprivacytoolsphp">trunk/src/wp-admin/includes/privacy-tools.php</a></li>
<li><a href="#trunktestsphpunittestsprivacywpPrivacySendPersonalDataExportEmailphp">trunk/tests/phpunit/tests/privacy/wpPrivacySendPersonalDataExportEmail.php</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunksrcwpadminincludesprivacytoolsphp"></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/includes/privacy-tools.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-admin/includes/privacy-tools.php     2019-09-23 19:12:04 UTC (rev 46264)
+++ trunk/src/wp-admin/includes/privacy-tools.php       2019-09-23 19:24:20 UTC (rev 46265)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -493,6 +493,57 @@
</span><span class="cx" style="display: block; padding: 0 10px">        $expiration      = apply_filters( 'wp_privacy_export_expiration', 3 * DAY_IN_SECONDS );
</span><span class="cx" style="display: block; padding: 0 10px">        $expiration_date = date_i18n( get_option( 'date_format' ), time() + $expiration );
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+        $export_file_url = get_post_meta( $request_id, '_export_file_url', true );
+       $site_name       = wp_specialchars_decode( get_option( 'blogname' ), ENT_QUOTES );
+       $site_url        = home_url();
+
+       /**
+        * Filters the recipient of the personal data export email notification.
+        * Should be used with great caution to avoid sending the data export link to wrong emails.
+        *
+        * @since 5.3.0
+        *
+        * @param string          $request_email The email address of the notification recipient.
+        * @param WP_User_Request $request       The request that is initiating the notification.
+        */
+       $request_email = apply_filters( 'wp_privacy_personal_data_email_to', $request->email, $request );
+
+       $email_data = array(
+               'request'           => $request,
+               'expiration'        => $expiration,
+               'expiration_date'   => $expiration_date,
+               'message_recipient' => $request_email,
+               'export_file_url'   => $export_file_url,
+               'sitename'          => $site_name,
+               'siteurl'           => $site_url,
+       );
+
+       /* translators: Personal data export notification email subject. %s: Site title. */
+       $subject = sprintf( __( '[%s] Personal Data Export' ), $site_name );
+
+       /**
+        * Filters the subject of the email sent when an export request is completed.
+        *
+        * @since 5.3.0
+        *
+        * @param string $subject    The email subject.
+        * @param string $sitename   The name of the site.
+        * @param array  $email_data {
+        *     Data relating to the account action email.
+        *
+        *     @type WP_User_Request $request           User request object.
+        *     @type int             $expiration        The time in seconds until the export file expires.
+        *     @type string          $expiration_date   The localized date and time when the export file expires.
+        *     @type string          $message_recipient The address that the email will be sent to. Defaults
+        *                                              to the value of `$request->email`, but can be changed
+        *                                              by the `wp_privacy_personal_data_email_to` filter.
+        *     @type string          $export_file_url   The export file URL.
+        *     @type string          $sitename          The site name sending the mail.
+        *     @type string          $siteurl           The site URL sending the mail.
+        * }
+        */
+       $subject = apply_filters( 'wp_privacy_personal_data_email_subject', $subject, $site_name, $email_data );
+
</ins><span class="cx" style="display: block; padding: 0 10px">         /* translators: Do not translate EXPIRATION, LINK, SITENAME, SITEURL: those are placeholders. */
</span><span class="cx" style="display: block; padding: 0 10px">        $email_text = __(
</span><span class="cx" style="display: block; padding: 0 10px">                'Howdy,
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -519,32 +570,32 @@
</span><span class="cx" style="display: block; padding: 0 10px">         * ###SITEURL###            The URL to the site.
</span><span class="cx" style="display: block; padding: 0 10px">         *
</span><span class="cx" style="display: block; padding: 0 10px">         * @since 4.9.6
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+         * @since 5.3.0 Introduced the `$email_data` array.
</ins><span class="cx" style="display: block; padding: 0 10px">          *
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-         * @param string $email_text     Text in the email.
-        * @param int    $request_id     The request ID for this personal data export.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+  * @param string $email_text Text in the email.
+        * @param int    $request_id The request ID for this personal data export.
+        * @param array  $email_data {
+        *     Data relating to the account action email.
+        *
+        *     @type WP_User_Request $request           User request object.
+        *     @type int             $expiration        The time in seconds until the export file expires.
+        *     @type string          $expiration_date   The localized date and time when the export file expires.
+        *     @type string          $message_recipient The address that the email will be sent to. Defaults
+        *                                              to the value of `$request->email`, but can be changed
+        *                                              by the `wp_privacy_personal_data_email_to` filter.
+        *     @type string          $export_file_url   The export file URL.
+        *     @type string          $sitename          The site name sending the mail.
+        *     @type string          $siteurl           The site URL sending the mail.
</ins><span class="cx" style="display: block; padding: 0 10px">          */
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-        $content = apply_filters( 'wp_privacy_personal_data_email_content', $email_text, $request_id );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $content = apply_filters( 'wp_privacy_personal_data_email_content', $email_text, $request_id, $email_data );
</ins><span class="cx" style="display: block; padding: 0 10px"> 
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-        $email_address   = $request->email;
-       $export_file_url = get_post_meta( $request_id, '_export_file_url', true );
-       $site_name       = wp_specialchars_decode( get_option( 'blogname' ), ENT_QUOTES );
-       $site_url        = home_url();
-
</del><span class="cx" style="display: block; padding: 0 10px">         $content = str_replace( '###EXPIRATION###', $expiration_date, $content );
</span><span class="cx" style="display: block; padding: 0 10px">        $content = str_replace( '###LINK###', esc_url_raw( $export_file_url ), $content );
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-        $content = str_replace( '###EMAIL###', $email_address, $content );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $content = str_replace( '###EMAIL###', $request_email, $content );
</ins><span class="cx" style="display: block; padding: 0 10px">         $content = str_replace( '###SITENAME###', $site_name, $content );
</span><span class="cx" style="display: block; padding: 0 10px">        $content = str_replace( '###SITEURL###', esc_url_raw( $site_url ), $content );
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-        $mail_success = wp_mail(
-               $email_address,
-               sprintf(
-                       /* translators: Personal data export notification email subject. %s: Site title. */
-                       __( '[%s] Personal Data Export' ),
-                       $site_name
-               ),
-               $content
-       );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $mail_success = wp_mail( $request_email, $subject, $content );
</ins><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">        if ( $switched_locale ) {
</span><span class="cx" style="display: block; padding: 0 10px">                restore_previous_locale();
</span></span></pre></div>
<a id="trunktestsphpunittestsprivacywpPrivacySendPersonalDataExportEmailphp"></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/privacy/wpPrivacySendPersonalDataExportEmail.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/tests/phpunit/tests/privacy/wpPrivacySendPersonalDataExportEmail.php        2019-09-23 19:12:04 UTC (rev 46264)
+++ trunk/tests/phpunit/tests/privacy/wpPrivacySendPersonalDataExportEmail.php  2019-09-23 19:24:20 UTC (rev 46265)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -175,6 +175,58 @@
</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">+         * The email address of the recipient of the personal data export notification should be filterable.
+        *
+        * @ticket 46303
+        */
+       public function test_email_address_of_recipient_should_be_filterable() {
+               add_filter( 'wp_privacy_personal_data_email_to', array( $this, 'filter_email_address' ) );
+               wp_privacy_send_personal_data_export_email( self::$request_id );
+
+               $mailer = tests_retrieve_phpmailer_instance();
+
+               $this->assertSame( 'modified-' . self::$requester_email, $mailer->get_recipient( 'to' )->address );
+       }
+
+       /**
+        * Filter callback that modifies the email address of the recipient of the personal data export notification.
+        *
+        * @since 5.3.0
+        *
+        * @param  string $user_email The email address of the notification recipient.
+        * @return string $user_email The modified email address of the notification recipient.
+        */
+       public function filter_email_address( $user_email ) {
+               return 'modified-' . $user_email;
+       }
+
+       /**
+        * The email subject of the personal data export notification should be filterable.
+        *
+        * @ticket 46303
+        */
+       public function test_email_subject_should_be_filterable() {
+               add_filter( 'wp_privacy_personal_data_email_subject', array( $this, 'filter_email_subject' ) );
+               wp_privacy_send_personal_data_export_email( self::$request_id );
+
+               $mailer = tests_retrieve_phpmailer_instance();
+
+               $this->assertSame( 'Modified subject', $mailer->get_sent()->subject );
+       }
+
+       /**
+        * Filter callback that modifies the email subject of the data erasure fulfillment notification.
+        *
+        * @since 5.3.0
+        *
+        * @param string $subject The email subject.
+        * @return string $subject The email subject.
+        */
+       public function filter_email_subject( $subject ) {
+               return 'Modified subject';
+       }
+
+       /**
</ins><span class="cx" style="display: block; padding: 0 10px">          * The email content should be filterable.
</span><span class="cx" style="display: block; padding: 0 10px">         *
</span><span class="cx" style="display: block; padding: 0 10px">         * @since 4.9.6
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -201,6 +253,47 @@
</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">+         * The email content should be filterable using the $email_data
+        *
+        * @ticket 46303
+        */
+       public function test_email_content_should_be_filterable_using_email_data() {
+               add_filter( 'wp_privacy_personal_data_email_content', array( $this, 'modify_email_content_with_email_data' ), 10, 3 );
+               wp_privacy_send_personal_data_export_email( self::$request_id );
+
+               $site_url = home_url();
+               $mailer   = tests_retrieve_phpmailer_instance();
+               $this->assertContains( 'Custom content using the $site_url of $email_data: ' . $site_url, $mailer->get_sent()->body );
+       }
+
+       /**
+        * Filter callback that modifies the text of the email by using the $email_data sent with a personal data export file.
+        *
+        * @since 5.3.0
+        *
+        * @param string $email_text Text in the email.
+        * @param int    $request_id The request ID for this personal data export.
+        * @param array  $email_data {
+        *     Data relating to the account action email.
+        *
+        *     @type WP_User_Request $request           User request object.
+        *     @type int             $expiration        The time in seconds until the export file expires.
+        *     @type string          $expiration_date   The localized date and time when the export file expires.
+        *     @type string          $message_recipient The address that the email will be sent to. Defaults
+        *                                              to the value of `$request->email`, but can be changed
+        *                                              by the `wp_privacy_personal_data_email_to` filter.
+        *     @type string          $export_file_url   The export file URL.
+        *     @type string          $sitename          The site name sending the mail.
+        *     @type string          $siteurl           The site URL sending the mail.
+        * }
+        *
+        * @return string $email_text Text in the email.
+        */
+       public function modify_email_content_with_email_data( $email_text, $request_id, $email_data ) {
+               return 'Custom content using the $site_url of $email_data: ' . $email_data['siteurl'];
+       }
+
+       /**
</ins><span class="cx" style="display: block; padding: 0 10px">          * The function should respect the user locale settings when the site uses the default locale.
</span><span class="cx" style="display: block; padding: 0 10px">         *
</span><span class="cx" style="display: block; padding: 0 10px">         * @since 5.2.0
</span></span></pre>
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