Media: Use a consistent error message for file type errors on uploading.

Props pavelevap, jackreichert.
Fixes #33242.
Built from https://develop.svn.wordpress.org/trunk@39891


git-svn-id: http://core.svn.wordpress.org/trunk@39828 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/functions.php

@@ -2139,7 +2139,7 @@ function wp_upload_bits( $name, $deprecated, $bits, $time = null ) {
 
 	$wp_filetype = wp_check_filetype( $name );
 	if ( ! $wp_filetype['ext'] && ! current_user_can( 'unfiltered_upload' ) )
-		return array( 'error' => __( 'Invalid file type' ) );
+		return array( 'error' => __( 'Sorry, this file type is not permitted for security reasons.' ) );
 
 	$upload = wp_upload_dir( $time );
 

wp-includes/script-loader.php

@@ -280,7 +280,7 @@ function wp_default_scripts( &$scripts ) {
 		'queue_limit_exceeded' => __('You have attempted to queue too many files.'),
 		'file_exceeds_size_limit' => __('%s exceeds the maximum upload size for this site.'),
 		'zero_byte_file' => __('This file is empty. Please try another.'),
-		'invalid_filetype' => __('This file type is not allowed. Please try another.'),
+		'invalid_filetype' => __('Sorry, this file type is not permitted for security reasons.'),
 		'not_an_image' => __('This file is not an image. Please try another.'),
 		'image_memory_exceeded' => __('Memory exceeded. Please try another smaller file.'),
 		'image_dimensions_exceeded' => __('This is larger than the maximum size. Please try another.'),

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.8-alpha-39890';
+$wp_version = '4.8-alpha-39891';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.