From 6f628ca24ac2b243dd4a611ff1ecff2d35aaa019 Mon Sep 17 00:00:00 2001
From: Lars-Dominik Braun <lars@6xq.net>
Date: Wed, 29 Nov 2017 13:25:30 +0100
Subject: Use Chrome’s timestamps as WARC-Date
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 crocoite/browser.py | 16 ++++++++--------
 crocoite/warc.py    |  6 ++++++
 2 files changed, 14 insertions(+), 8 deletions(-)

diff --git a/crocoite/browser.py b/crocoite/browser.py
index 756fd64..67c75c3 100644
--- a/crocoite/browser.py
+++ b/crocoite/browser.py
@@ -31,8 +31,8 @@ class Item:
     """
 
     def __init__ (self):
-        self._chromeRequest = None
-        self._chromeResponse = None
+        self.chromeRequest = None
+        self.chromeResponse = None
         self.encodedDataLength = 0
 
     def __repr__ (self):
@@ -40,25 +40,25 @@ class Item:
 
     @property
     def request (self):
-        return self._chromeRequest['request']
+        return self.chromeRequest['request']
 
     @property
     def response (self):
-        return self._chromeResponse['response']
+        return self.chromeResponse['response']
 
     @property
     def initiator (self):
-        return self._chromeRequest['initiator']
+        return self.chromeRequest['initiator']
 
     @property
     def id (self):
-        return self._chromeRequest['requestId']
+        return self.chromeRequest['requestId']
 
     def setRequest (self, req):
-        self._chromeRequest = req
+        self.chromeRequest = req
 
     def setResponse (self, resp):
-        self._chromeResponse = resp
+        self.chromeResponse = resp
 
 class SiteLoader:
     """
diff --git a/crocoite/warc.py b/crocoite/warc.py
index e06b1c7..252e8cb 100644
--- a/crocoite/warc.py
+++ b/crocoite/warc.py
@@ -33,6 +33,8 @@ from warcio.statusandheaders import StatusAndHeaders
 from urllib.parse import urlsplit
 from logging.handlers import BufferingHandler
 import pychrome
+from datetime import datetime
+from warcio.timeutils import datetime_to_iso_date
 
 class WARCLogHandler (BufferingHandler):
     """
@@ -112,6 +114,7 @@ class WarcLoader (SiteLoader):
         initiator = item.initiator
         warcHeaders = {
                 'X-Chrome-Initiator': json.dumps (initiator),
+                'WARC-Date': datetime_to_iso_date (datetime.utcfromtimestamp (item.chromeRequest['wallTime'])),
                 }
         record = writer.create_warc_record(req['url'], 'request',
                 payload=postData, http_headers=httpHeaders,
@@ -126,6 +129,9 @@ class WarcLoader (SiteLoader):
                 'X-Chrome-Protocol': resp.get ('protocol', ''),
                 'X-Chrome-FromDiskCache': str (resp.get ('fromDiskCache')),
                 'X-Chrome-ConnectionReused': str (resp.get ('connectionReused')),
+                'WARC-Date': datetime_to_iso_date (datetime.utcfromtimestamp (
+                        item.chromeRequest['wallTime']+
+                        (item.chromeResponse['timestamp']-item.chromeRequest['timestamp']))),
                 }
 
         rawBody = b''
-- 
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