Validate hex input close #151

2015-10-14 15:32:55 +11:00
parent dfb180d4da
commit d8d477c417
1 changed files with 3 additions and 0 deletions
--- a/includes/sp-formatting-functions.php
+++ b/includes/sp-formatting-functions.php
@@ -268,12 +268,15 @@ if ( ! function_exists( 'sp_format_hex' ) ) {
 	 */
 	function sp_format_hex( $hex ) {

+		$hex = preg_replace( '/[^A-Fa-f0-9]/', '', $hex );
 	    $hex = trim( str_replace( '#', '', $hex ) );

 	    if ( strlen( $hex ) == 3 ) {
 			$hex = $hex[0] . $hex[0] . $hex[1] . $hex[1] . $hex[2] . $hex[2];
 	    }

+	    $hex = substr( $hex, 0, 6 );
+
 	    if ( $hex ) return '#' . $hex;
 	}
 }