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authorLars-Dominik Braun <lars@6xq.net>2017-12-03 10:17:51 +0100
committerLars-Dominik Braun <lars@6xq.net>2017-12-03 10:17:51 +0100
commita1aa7b1fe501476b78f4413ff813ad2f40546b7c (patch)
tree225551e7233183d740530d9945862efd2c933c36
parent9256e34c153a1536c3e72def7e5e79ec2b95ea5f (diff)
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Add page screenshot to WARC
-rw-r--r--crocoite/cli.py14
1 files changed, 14 insertions, 0 deletions
diff --git a/crocoite/cli.py b/crocoite/cli.py
index 1502884..e7ed3db 100644
--- a/crocoite/cli.py
+++ b/crocoite/cli.py
@@ -21,6 +21,7 @@
def main ():
import os, random, logging, argparse
from io import BytesIO
+ from base64 import b64decode
import pychrome
from urllib.parse import urlsplit
from warcio.warcwriter import WARCWriter
@@ -122,6 +123,17 @@ def main ():
warc_headers_dict={'Content-Type': 'application/javascript; charset=utf-8'})
writer.write_record (record)
+ def writeScreenshot (tab, writer):
+ """
+ Create screenshot from tab and write it to WARC
+ """
+ viewport = getFormattedViewportMetrics (tab)
+ data = b64decode (l.tab.Page.captureScreenshot (format='png')['data'])
+ record = writer.create_warc_record (packageUrl ('screenshot.png'), 'resource',
+ payload=BytesIO (data), warc_headers_dict={'Content-Type': 'image/png',
+ 'X-Chrome-Viewport': viewport})
+ writer.write_record (record)
+
logger = logging.getLogger(__name__)
logging.basicConfig (level=logging.DEBUG)
@@ -184,5 +196,7 @@ def main ():
l.tab.Runtime.evaluate (expression=script, returnByValue=True)
writeDOMSnapshot (l.tab, writer)
+ writeScreenshot (l.tab, writer)
+
return True