From da79f761ad619702d355dcf116d87700e05ad45f Mon Sep 17 00:00:00 2001
From: Isaac Connor <isaac@zoneminder.com>
Date: Mon, 2 Mar 2020 12:43:07 -0500
Subject: [PATCH] add monitorStreamReplayBuffer to javascript vars.  Use it to
 determine whether to update fast forward and reverse buttons

---
 web/skins/classic/views/js/watch.js     | 88 +++++++++++++++----------
 web/skins/classic/views/js/watch.js.php |  8 +--
 2 files changed, 58 insertions(+), 38 deletions(-)

diff --git a/web/skins/classic/views/js/watch.js b/web/skins/classic/views/js/watch.js
index 7d4ba5e4b..3ecf6f5d6 100644
--- a/web/skins/classic/views/js/watch.js
+++ b/web/skins/classic/views/js/watch.js
@@ -260,10 +260,12 @@ function streamCmdPause( action ) {
   setButtonState('pauseBtn', 'active');
   setButtonState('playBtn', 'inactive');
   setButtonState('stopBtn', 'inactive');
-  setButtonState('fastFwdBtn', 'inactive');
-  setButtonState('slowFwdBtn', 'inactive');
-  setButtonState('slowRevBtn', 'inactive');
-  setButtonState('fastRevBtn', 'inactive');
+  if ( monitorStreamReplayBuffer ) {
+    setButtonState('fastFwdBtn', 'inactive');
+    setButtonState('slowFwdBtn', 'inactive');
+    setButtonState('slowRevBtn', 'inactive');
+    setButtonState('fastRevBtn', 'inactive');
+  }
   if ( action ) {
     streamCmdReq.send(streamCmdParms+"&command="+CMD_PAUSE);
   }
@@ -274,16 +276,20 @@ function streamCmdPlay( action ) {
   setButtonState('playBtn', 'active');
   if ( streamStatus.delayed == true ) {
     setButtonState('stopBtn', 'inactive');
-    setButtonState('fastFwdBtn', 'inactive');
-    setButtonState('slowFwdBtn', 'inactive');
-    setButtonState('slowRevBtn', 'inactive');
-    setButtonState('fastRevBtn', 'inactive');
+    if ( monitorStreamReplayBuffer ) {
+      setButtonState('fastFwdBtn', 'inactive');
+      setButtonState('slowFwdBtn', 'inactive');
+      setButtonState('slowRevBtn', 'inactive');
+      setButtonState('fastRevBtn', 'inactive');
+    }
   } else {
     setButtonState('stopBtn', 'unavail');
-    setButtonState('fastFwdBtn', 'unavail');
-    setButtonState('slowFwdBtn', 'unavail');
-    setButtonState('slowRevBtn', 'unavail');
-    setButtonState('fastRevBtn', 'unavail');
+    if ( monitorStreamReplayBuffer ) {
+      setButtonState('fastFwdBtn', 'unavail');
+      setButtonState('slowFwdBtn', 'unavail');
+      setButtonState('slowRevBtn', 'unavail');
+      setButtonState('fastRevBtn', 'unavail');
+    }
   }
   if ( action ) {
     streamCmdReq.send(streamCmdParms+"&command="+CMD_PLAY);
@@ -294,10 +300,12 @@ function streamCmdStop( action ) {
   setButtonState('pauseBtn', 'inactive');
   setButtonState('playBtn', 'unavail');
   setButtonState('stopBtn', 'active');
-  setButtonState('fastFwdBtn', 'unavail');
-  setButtonState('slowFwdBtn', 'unavail');
-  setButtonState('slowRevBtn', 'unavail');
-  setButtonState('fastRevBtn', 'unavail');
+  if ( monitorStreamReplayBuffer ) {
+    setButtonState('fastFwdBtn', 'unavail');
+    setButtonState('slowFwdBtn', 'unavail');
+    setButtonState('slowRevBtn', 'unavail');
+    setButtonState('fastRevBtn', 'unavail');
+  }
   if ( action ) {
     streamCmdReq.send(streamCmdParms+"&command="+CMD_STOP);
   }
@@ -309,10 +317,12 @@ function streamCmdFastFwd( action ) {
   setButtonState('pauseBtn', 'inactive');
   setButtonState('playBtn', 'inactive');
   setButtonState('stopBtn', 'inactive');
-  setButtonState('fastFwdBtn', 'inactive');
-  setButtonState('slowFwdBtn', 'inactive');
-  setButtonState('slowRevBtn', 'inactive');
-  setButtonState('fastRevBtn', 'inactive');
+  if ( monitorStreamReplayBuffer ) {
+    setButtonState('fastFwdBtn', 'inactive');
+    setButtonState('slowFwdBtn', 'inactive');
+    setButtonState('slowRevBtn', 'inactive');
+    setButtonState('fastRevBtn', 'inactive');
+  }
   if ( action ) {
     streamCmdReq.send(streamCmdParms+"&command="+CMD_FASTFWD);
   }
@@ -322,40 +332,50 @@ function streamCmdSlowFwd( action ) {
   setButtonState('pauseBtn', 'inactive');
   setButtonState('playBtn', 'inactive');
   setButtonState('stopBtn', 'inactive');
-  setButtonState('fastFwdBtn', 'inactive');
-  setButtonState('slowFwdBtn', 'active');
-  setButtonState('slowRevBtn', 'inactive');
-  setButtonState('fastRevBtn', 'inactive');
+  if ( monitorStreamReplayBuffer ) {
+    setButtonState('fastFwdBtn', 'inactive');
+    setButtonState('slowFwdBtn', 'active');
+    setButtonState('slowRevBtn', 'inactive');
+    setButtonState('fastRevBtn', 'inactive');
+  }
   if ( action ) {
     streamCmdReq.send(streamCmdParms+"&command="+CMD_SLOWFWD);
   }
   setButtonState('pauseBtn', 'active');
-  setButtonState('slowFwdBtn', 'inactive');
+  if ( monitorStreamReplayBuffer ) {
+    setButtonState('slowFwdBtn', 'inactive');
+  }
 }
 
 function streamCmdSlowRev( action ) {
   setButtonState('pauseBtn', 'inactive');
   setButtonState('playBtn', 'inactive');
   setButtonState('stopBtn', 'inactive');
-  setButtonState('fastFwdBtn', 'inactive');
-  setButtonState('slowFwdBtn', 'inactive');
-  setButtonState('slowRevBtn', 'active');
-  setButtonState('fastRevBtn', 'inactive');
+  if ( monitorStreamReplayBuffer ) {
+    setButtonState('fastFwdBtn', 'inactive');
+    setButtonState('slowFwdBtn', 'inactive');
+    setButtonState('slowRevBtn', 'active');
+    setButtonState('fastRevBtn', 'inactive');
+  }
   if ( action ) {
     streamCmdReq.send(streamCmdParms+"&command="+CMD_SLOWREV);
   }
   setButtonState('pauseBtn', 'active');
-  setButtonState('slowRevBtn', 'inactive');
+  if ( monitorStreamReplayBuffer ) {
+    setButtonState('slowRevBtn', 'inactive');
+  }
 }
 
 function streamCmdFastRev( action ) {
   setButtonState('pauseBtn', 'inactive');
   setButtonState('playBtn', 'inactive');
   setButtonState('stopBtn', 'inactive');
-  setButtonState('fastFwdBtn', 'inactive');
-  setButtonState('slowFwdBtn', 'inactive');
-  setButtonState('slowRevBtn', 'inactive');
-  setButtonState('fastRevBtn', 'inactive');
+  if ( monitorStreamReplayBuffer ) {
+    setButtonState('fastFwdBtn', 'inactive');
+    setButtonState('slowFwdBtn', 'inactive');
+    setButtonState('slowRevBtn', 'inactive');
+    setButtonState('fastRevBtn', 'inactive');
+  }
   if ( action ) {
     streamCmdReq.send(streamCmdParms+"&command="+CMD_FASTREV);
   }
diff --git a/web/skins/classic/views/js/watch.js.php b/web/skins/classic/views/js/watch.js.php
index 5e3e3a718..3140c65bc 100644
--- a/web/skins/classic/views/js/watch.js.php
+++ b/web/skins/classic/views/js/watch.js.php
@@ -44,13 +44,13 @@ var showMode = "<?php echo ($showPtzControls && !empty($control))?"control":"eve
 var connKey = '<?php echo $connkey ?>';
 var maxDisplayEvents = <?php echo 2 * MAX_EVENTS ?>;
 
-
 var monitorId = <?php echo $monitor->Id() ?>;
 var monitorWidth = <?php echo $monitor->ViewWidth() ?>;
 var monitorHeight = <?php echo $monitor->ViewHeight() ?>;
-var monitorUrl = '<?php echo $monitor->UrlToIndex(); ?>';
-var monitorType = '<?php echo ( $monitor->Type() ) ?>';
-var monitorRefresh = '<?php echo ( $monitor->Refresh() ) ?>';
+var monitorUrl = '<?php echo $monitor->UrlToIndex() ?>';
+var monitorType = '<?php echo $monitor->Type() ?>';
+var monitorRefresh = '<?php echo $monitor->Refresh() ?>';
+var monitorStreamReplayBuffer = <?php echo $monitor->StreamReplayBuffer() ?>;
 
 var scale = '<?php echo $scale ?>';