Privacy: On Privacy Settings screen, check if any pages exist before displaying the page selector.

Props abdullahramzan, desrosj, melchoyce.
Fixes #43940.
Built from https://develop.svn.wordpress.org/trunk@43238


git-svn-id: http://core.svn.wordpress.org/trunk@43067 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/privacy.php

@@ -167,9 +167,20 @@ require_once( ABSPATH . 'wp-admin/admin-header.php' );
 				?>
 			</th>
 			<td>
+				<?php
+				$has_pages = (bool) get_posts( array(
+					'post_type' => 'page',
+					'posts_per_page' => 1,
+					'post_status' => array(
+						'publish',
+						'draft',
+					),
+				) );
+
+				if ( $has_pages ) : ?>
 					<form method="post" action="">
 						<label for="page_for_privacy_policy">
-						<?php _e( 'Either select an existing page:' ); ?>
+							<?php _e( 'Select an existing page:' ); ?>
 						</label>
 						<input type="hidden" name="action" value="set-privacy-page" />
 						<?php
@@ -188,11 +199,18 @@ require_once( ABSPATH . 'wp-admin/admin-header.php' );
 						submit_button( __( 'Use This Page' ), 'primary', 'submit', false, array( 'id' => 'set-page' ) );
 						?>
 					</form>
+				<?php endif; ?>
 
 				<form method="post" action="">
 					<input type="hidden" name="action" value="create-privacy-page" />
 					<span>
-						<?php _e( 'Or create a new page:' ); ?>
+						<?php
+						if ( $has_pages ) {
+							_e( 'Or:' );
+						} else {
+							_e( 'There are no pages.' );
+						}
+						?>
 					</span>
 					<?php
 					wp_nonce_field( 'create-privacy-page' );

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.0-alpha-43236';
+$wp_version = '5.0-alpha-43238';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.