Ticket #19691: 19691.diff

wp-admin/edit-comments.php

@@ -252 +252 @@
                         }
                 }
 
+
+                /**
+                 * Filter the array of admin messages for editing comments before display.
+                 *
+                 * @since 4.4.0
+                 *
+                 * @param string[] $messages Array of messages to display, each containing HTML formatting.
+                 */
+                $messages = apply_filters( 'edit_comments_admin_messages', $messages );
+
                 echo '<div id="moderated" class="updated notice is-dismissible"><p>' . implode( "<br/>\n", $messages ) . '</p></div>';
+
         }
 }
 ?>

wp-admin/edit-tags.php

@@ -311 +311 @@
         printf( '<span class="subtitle">' . __('Search results for &#8220;%s&#8221;') . '</span>', esc_html( wp_unslash($_REQUEST['s']) ) ); ?>
 </h1>
 
-<?php if ( $message ) : ?>
+<?php
+/**
+ * Filter the admin message for edit-tags.php before display.
+ *
+ * @since 4.4.0
+ *
+ * @param string $message Messages to display containing HTML formatting.
+ */
+$message = apply_filters( 'edit_tag_admin_message', $message );
+
+if ( $message ) : ?>
 <div id="message" class="<?php echo $class; ?> notice is-dismissible"><p><?php echo $message; ?></p></div>
 <?php $_SERVER['REQUEST_URI'] = remove_query_arg( array( 'message', 'error' ), $_SERVER['REQUEST_URI'] );
 endif; ?>

wp-admin/users.php

@@ -460 +460 @@
         </div>
 <?php endif;
 
+/**
+ * Filter the array of user admin messages before display.
+ *
+ * @since 4.4.0
+ *
+ * @param string[] $messages Array of messages to display, each containing HTML formatting.
+ */
+$messages = apply_filters( 'users_admin_messages', $messages );
+
 if ( ! empty($messages) ) {
         foreach ( $messages as $msg )
                 echo $msg;

wp-admin/network/site-settings.php

@@ -110 +110 @@
 ?>
 </h2>
 <?php
+
+/**
+ * Filter the array of site settings admin messages before display.
+ *
+ * @since 4.4.0
+ *
+ * @param string[] $messages Array of messages to display, each containing HTML formatting.
+ */
+$messages = apply_filters( 'site_settings_admin_messages', $messages );
+
 if ( ! empty( $messages ) ) {
         foreach ( $messages as $msg )
                 echo '<div id="message" class="updated notice is-dismissible"><p>' . $msg . '</p></div>';

wp-admin/widgets.php

@@ -155 +155 @@
 
                 /**
                  * Fires immediately after a widget has been marked for deletion.
-                 * 
+                 *
                  * @since 4.4.0
                  *
                  * @param string $widget_id  ID of the widget marked for deletion.
@@ -341 +341 @@
 ?>
 </h1>
 
-<?php if ( isset($_GET['message']) && isset($messages[$_GET['message']]) ) { ?>
-<div id="message" class="updated notice is-dismissible"><p><?php echo $messages[$_GET['message']]; ?></p></div>
-<?php } ?>
-<?php if ( isset($_GET['error']) && isset($errors[$_GET['error']]) ) { ?>
-<div id="message" class="error"><p><?php echo $errors[$_GET['error']]; ?></p></div>
-<?php } ?>
+<?php
+$message = isset( $_GET['message'] ) && isset( $messages[ $_GET['message'] ] ) ? $messages[ $_GET['message'] ] : '';
 
+/**
+ * Filter the admin message for Widgets before display.
+ *
+ * @since 4.4.0
+ *
+ * @param string $message Messages to display containing HTML formatting.
+ */
+$message = apply_filters( 'widget_admin_message', $message );
+
+if ( $message ):
+?>
+<div id="message" class="updated notice is-dismissible"><p><?php echo $message; ?></p></div>
 <?php
+endif; ?>
+
+<?php
+$error = isset( $_GET['error'] ) && isset( $errors[ $_GET['error'] ] ) ? $errors[ $_GET['error'] ] : '';
+
+/**
+ * Filter the admin error for Widgets before display.
+ *
+ * @since 4.4.0
+ *
+ * @param string $error Messages to display containing HTML formatting.
+ */
+$error = apply_filters( 'widget_admin_error', $error );
+
+if ( $error ):
+?>
+<div id="message" class="error"><p><?php echo $error; ?></p></div>
+<?php
+endif;
+
 /**
  * Fires before the Widgets administration page content loads.
  *

wp-admin/network/site-new.php

@@ -160 +160 @@
 <div class="wrap">
 <h1 id="add-new-site"><?php _e( 'Add New Site' ); ?></h1>
 <?php
+
+/**
+ * Filter the array of new site admin messages before display.
+ *
+ * @since 4.4.0
+ *
+ * @param string[] $messages Array of messages to display, each containing HTML formatting.
+ */
+$messages = apply_filters( 'new_site_admin_messages', $messages );
+
 if ( ! empty( $messages ) ) {
         foreach ( $messages as $msg )
                 echo '<div id="message" class="updated notice is-dismissible"><p>' . $msg . '</p></div>';

wp-admin/user-new.php

@@ -257 +257 @@
         echo _x( 'Add Existing User', 'user' );
 } ?>
 </h1>
+<?php
 
-<?php if ( isset($errors) && is_wp_error( $errors ) ) : ?>
+/**
+ * Filter the array of error messages for new users before display.
+ *
+ * @since 4.4.0
+ *
+ * @param string[] $messages Array of messages to display, each containing HTML formatting.
+ */
+$errors = apply_filters( 'new_user_admin_errors', $errors );
+
+if ( isset($errors) && is_wp_error( $errors ) ) : ?>
         <div class="error">
                 <ul>
                 <?php
@@ -268 +278 @@
                 </ul>
         </div>
 <?php endif;
+
+/**
+ * Filter the array of user admin messages for new users before display.
+ *
+ * @since 4.4.0
+ *
+ * @param string[] $messages Array of messages to display, each containing HTML formatting.
+ */
+$messages = apply_filters( 'new_user_admin_messages', $messages );
 
 if ( ! empty( $messages ) ) {
         foreach ( $messages as $msg )

wp-admin/network/site-info.php

@@ -153 +153 @@
 ?>
 </h2>
 <?php
+
+/**
+ * Filter the array of site info admin messages before display.
+ *
+ * @since 4.4.0
+ *
+ * @param string[] $messages Array of messages to display, each containing HTML formatting.
+ */
+$messages = apply_filters( 'site_info_admin_messages', $messages );
+
 if ( ! empty( $messages ) ) {
         foreach ( $messages as $msg ) {
                 echo '<div id="message" class="updated notice is-dismissible"><p>' . $msg . '</p></div>';

wp-admin/nav-menus.php

@@ -593 +593 @@
                 ?>
         </h2>
         <?php
+
+        /**
+         * Filter the array of admin messages for nav menus before display.
+         *
+         * @since 4.4.0
+         *
+         * @param string[] $messages Array of messages to display, each containing HTML formatting.
+         */
+        $messages = apply_filters( 'nav_menu_admin_messages', $messages );
+
         foreach ( $messages as $message ) :
                 echo $message . "\n";
         endforeach;

wp-admin/upload.php

@@ -283 +283 @@
         $_SERVER['REQUEST_URI'] = remove_query_arg(array('message'), $_SERVER['REQUEST_URI']);
 }
 
+/**
+ * Filter the admin message for upload.php before display.
+ *
+ * @since 4.4.0
+ *
+ * @param string $message Messages to display containing HTML formatting.
+ */
+$message = apply_filters( 'upload_admin_message', $message );
+
 if ( !empty($message) ) { ?>
 <div id="message" class="updated notice is-dismissible"><p><?php echo $message; ?></p></div>
 <?php } ?>