From 11a13f147b2ab65f33b7c7db3acb853269756118 Mon Sep 17 00:00:00 2001
From: Pascal Birchler <pascal.birchler@gmail.com>
Date: Fri, 21 Oct 2016 10:33:54 +0000
Subject: [PATCH] List Tables: Do not show filter button when there are no
 filter options available.

Props juhise, dipesh.kakadiya, swissspidy.
Fixes #37407.
Built from https://develop.svn.wordpress.org/trunk@38854


git-svn-id: http://core.svn.wordpress.org/trunk@38797 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-admin/includes/class-wp-posts-list-table.php | 10 ++++++++--
 wp-includes/version.php                         |  2 +-
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/wp-admin/includes/class-wp-posts-list-table.php b/wp-admin/includes/class-wp-posts-list-table.php
index 983a274f85..714a491d2e 100644
--- a/wp-admin/includes/class-wp-posts-list-table.php
+++ b/wp-admin/includes/class-wp-posts-list-table.php
@@ -459,6 +459,7 @@ class WP_Posts_List_Table extends WP_List_Table {
 		<div class="alignleft actions">
 <?php
 		if ( 'top' === $which && !is_singular() ) {
+			ob_start();
 
 			$this->months_dropdown( $this->screen->post_type );
 			$this->categories_dropdown( $this->screen->post_type );
@@ -479,7 +480,12 @@ class WP_Posts_List_Table extends WP_List_Table {
 			 */
 			do_action( 'restrict_manage_posts', $this->screen->post_type, $which );
 
-			submit_button( __( 'Filter' ), '', 'filter_action', false, array( 'id' => 'post-query-submit' ) );
+			$output = ob_get_clean();
+
+			if ( ! empty( $output ) ) {
+				echo $output;
+				submit_button( __( 'Filter' ), '', 'filter_action', false, array( 'id' => 'post-query-submit' ) );
+			}
 		}
 
 		if ( $this->is_trash && current_user_can( get_post_type_object( $this->screen->post_type )->cap->edit_others_posts ) ) {
@@ -1552,7 +1558,7 @@ class WP_Posts_List_Table extends WP_List_Table {
 	<?php foreach ( $flat_taxonomies as $taxonomy ) : ?>
 		<?php if ( current_user_can( $taxonomy->cap->assign_terms ) ) :
 			$taxonomy_name = esc_attr( $taxonomy->name );
-	
+
 			?>
 			<label class="inline-edit-tags">
 				<span class="title"><?php echo esc_html( $taxonomy->labels->name ) ?></span>
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 65b2b34efa..0ac61da303 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.7-alpha-38853';
+$wp_version = '4.7-alpha-38854';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.