Added RAND_STREAM option

git-svn-id: http://svn.zoneminder.com/svn/zm/trunk@1240 e3e1d417-86f3-4887-817a-d78f3d33393f

web/zm_funcs.php

@@ -97,6 +97,10 @@ function getStreamSrc( $args )
 			$args[] = "pass=".$_SESSION['password'];
 		}
 	}
+	if ( ZM_RAND_STREAM )
+	{
+		$args[] = "rand=".time();
+	}
 
 	if ( count($args) )
 	{

zmconfig.pl.in

@@ -271,6 +271,14 @@ my @options =
 		type => $types{tristate},
 		category => 'tools',
 	},
+	{
+		name => "ZM_RAND_STREAM",
+		default => "no",
+		description => "Add a random string to prevent caching of streams",
+		help => "Some browsers can cache the streams used by ZoneMinder. In order to prevent his a harmless random string can be appended to the url to make each invocation of the stream appear unique.",
+		type => $types{boolean},
+		category => 'tools',
+	},
 	{
 		name => "ZM_OPT_CAMBOZOLA",
 		default => "no",