Ticket #28487: 28487.is_ssl.diff

src/wp-includes/functions.php

@@ -3360 +3360 @@
 }
 
 /**
- * Determine if SSL is used.
+ * Determine if SSL is used for either the current request or the provided URL.
  *
  * @since 2.6.0
  *
- * @return bool True if SSL, false if not used.
+ * @param string $url Optional.
+ * @return bool True if the $url param or current request is SSL, false if not used.
  */
-function is_ssl() {
+function is_ssl( $url = null ) {
+        if ( ! empty( $url ) ) {
+                return ( 'https' === @parse_url( $url, PHP_URL_SCHEME ) );
+        }
+
         if ( isset($_SERVER['HTTPS']) ) {
-                if ( 'on' == strtolower($_SERVER['HTTPS']) )
+                if ( 'on' == strtolower( $_SERVER['HTTPS'] ) ) {
                         return true;
-                if ( '1' == $_SERVER['HTTPS'] )
+                }
+                if ( '1' == $_SERVER['HTTPS'] ) {
                         return true;
-        } elseif ( isset($_SERVER['SERVER_PORT']) && ( '443' == $_SERVER['SERVER_PORT'] ) ) {
+                }
+        } elseif ( isset( $_SERVER['SERVER_PORT'] ) && ( '443' == $_SERVER['SERVER_PORT'] ) ) {
                 return true;
         }
+
         return false;
 }