From ea89164b7d6b54d28a7ba766e12a057d4a5424dd Mon Sep 17 00:00:00 2001
From: david-winder-kaltura <david.winder@kaltura.com>
Date: Tue, 11 Jun 2019 16:23:07 +0300
Subject: [PATCH] SUP-18414 dvr clip from (#613)

* Add clipFrom when moving from preview to allow_all

* Keep minimum of minDurationForPlaybackInSec when starting DVR
---
 lib/entry/LiveEntry.js                     |  6 ++++++
 lib/playlistGenerator/PlaylistGenerator.js | 11 +++++++++++
 2 files changed, 17 insertions(+)

diff --git a/lib/entry/LiveEntry.js b/lib/entry/LiveEntry.js
index cee9b84b..c0edcd57 100644
--- a/lib/entry/LiveEntry.js
+++ b/lib/entry/LiveEntry.js
@@ -302,6 +302,7 @@ LiveEntry.prototype.entryObjectUpdated = function(entry)
         && origViewMode != kalturaTypes.KalturaViewMode.ALLOW_ALL)
     {
         this._startDVR(entry);
+        this._setClipFrom((entry.updatedAt - config.get('minDurationForPlaybackInSec')) * 1000, false);
         this._removeClipTo().then (()=>{this._updateIsPlayableUser(true)});
     }
     if (entry.viewMode == kalturaTypes.KalturaViewMode.PREVIEW
@@ -342,6 +343,11 @@ LiveEntry.prototype._startDVR = function(entry)
     this.playlistGenerator.setDVRDuration(newPlayWindow);
 }
 
+LiveEntry.prototype._setClipFrom = function(clipToTimeMs, overrideExist = true)
+{
+    this.playlistGenerator.setClipFrom(clipToTimeMs, overrideExist);
+}
+
 LiveEntry.prototype._setClipTo = function(clipToTimeMs)
 {
     this.playlistGenerator.setClipTo(clipToTimeMs);
diff --git a/lib/playlistGenerator/PlaylistGenerator.js b/lib/playlistGenerator/PlaylistGenerator.js
index a7acb8a8..c1774972 100644
--- a/lib/playlistGenerator/PlaylistGenerator.js
+++ b/lib/playlistGenerator/PlaylistGenerator.js
@@ -258,6 +258,17 @@ PlaylistGenerator.prototype.setClipTo = function(clipTo) {
     this.isDirty = true;
 }
 
+PlaylistGenerator.prototype.setClipFrom = function(clipFrom, overrideExist = true) {
+    if (clipFrom) {
+        if (overrideExist || !this.playlistImp.inner.clipFrom) {
+            this.playlistImp.inner.clipFrom = clipFrom;
+        }
+    } else {
+        delete this.playlistImp.inner.clipFrom;
+    }
+    this.isDirty = true;
+}
+
 var removeFile = function (pathToDelete) {
     var that = this;