From 44fc6f832332dbbdb37d3969a5d9abef6a650284 Mon Sep 17 00:00:00 2001
From: Matthew Neil <mjneil@users.noreply.github.com>
Date: Fri, 23 Feb 2018 11:02:51 -0500
Subject: [PATCH] feat: add program-date-time tag info to parsed segments (#27)

---
 src/parser.js                    | 13 +++++++++++--
 test/fixtures/m3u8/dateTime.js   |  9 +++++++++
 test/fixtures/m3u8/dateTime.m3u8 |  5 ++++-
 3 files changed, 24 insertions(+), 3 deletions(-)

diff --git a/src/parser.js b/src/parser.js
index 11ed4ca..6fb1aca 100644
--- a/src/parser.js
+++ b/src/parser.js
@@ -268,8 +268,17 @@ export default class Parser extends Stream {
               this.manifest.discontinuityStarts.push(uris.length);
             },
             'program-date-time'() {
-              this.manifest.dateTimeString = entry.dateTimeString;
-              this.manifest.dateTimeObject = entry.dateTimeObject;
+              if (typeof this.manifest.dateTimeString === 'undefined') {
+                // PROGRAM-DATE-TIME is a media-segment tag, but for backwards
+                // compatibility, we add the first occurence of the PROGRAM-DATE-TIME tag
+                // to the manifest object
+                // TODO: Consider removing this in future major version
+                this.manifest.dateTimeString = entry.dateTimeString;
+                this.manifest.dateTimeObject = entry.dateTimeObject;
+              }
+
+              currentUri.dateTimeString = entry.dateTimeString;
+              currentUri.dateTimeObject = entry.dateTimeObject;
             },
             targetduration() {
               if (!isFinite(entry.duration) || entry.duration < 0) {
diff --git a/test/fixtures/m3u8/dateTime.js b/test/fixtures/m3u8/dateTime.js
index b7e1166..ac8b3c5 100644
--- a/test/fixtures/m3u8/dateTime.js
+++ b/test/fixtures/m3u8/dateTime.js
@@ -4,6 +4,15 @@
   "playlistType": "VOD",
   "segments": [
   {
+    "dateTimeString": "2016-06-22T09:20:16.166-04:00",
+    "dateTimeObject": new Date("2016-06-22T09:20:16.166-04:00"),
+    "duration": 10,
+    "timeline": 0,
+    "uri": "hls_450k_video.ts"
+  },
+  {
+    "dateTimeString": "2016-06-22T09:20:26.166-04:00",
+    "dateTimeObject": new Date("2016-06-22T09:20:26.166-04:00"),
     "duration": 10,
     "timeline": 0,
     "uri": "hls_450k_video.ts"
diff --git a/test/fixtures/m3u8/dateTime.m3u8 b/test/fixtures/m3u8/dateTime.m3u8
index 53434c3..f3b8f6c 100644
--- a/test/fixtures/m3u8/dateTime.m3u8
+++ b/test/fixtures/m3u8/dateTime.m3u8
@@ -1,9 +1,12 @@
 #EXTM3U
 #EXT-X-PLAYLIST-TYPE:VOD
 #EXT-X-MEDIA-SEQUENCE:0
-#EXT-X-PROGRAM-DATE-TIME:2016-06-22T09:20:16.166-04:00
 #EXT-X-ALLOW-CACHE:NO
 #EXT-X-TARGETDURATION:10
+#EXT-X-PROGRAM-DATE-TIME:2016-06-22T09:20:16.166-04:00
+#EXTINF:10
+hls_450k_video.ts
+#EXT-X-PROGRAM-DATE-TIME:2016-06-22T09:20:26.166-04:00
 #EXTINF:10
 hls_450k_video.ts
 #EXT-X-ENDLIST