From f164bea4af825d817176883a7cd7fb010a4fc3c9 Mon Sep 17 00:00:00 2001
From: Etienne Trimaille <etienne.trimaille@gmail.com>
Date: Wed, 23 Dec 2015 10:49:52 +0100
Subject: [PATCH] fix #22 write database timestamp to a file

---
 docker-imposm3/importer.py | 8 ++++++++
 settings/timestamp.txt     | 1 +
 2 files changed, 9 insertions(+)
 create mode 100644 settings/timestamp.txt

diff --git a/docker-imposm3/importer.py b/docker-imposm3/importer.py
index a7d1436..8938bf0 100644
--- a/docker-imposm3/importer.py
+++ b/docker-imposm3/importer.py
@@ -214,6 +214,14 @@ while True:
                 move(
                     join(default['IMPORT_QUEUE'], diff),
                     join(default['IMPORT_DONE'], diff))
+
+                # Update the timestamp in the file.
+                database_timestamp = diff.split('.')[0].split('->-')[1]
+                file_path = join(default['SETTINGS'], 'timestamp.txt')
+                timestamp_file = open(file_path, 'w')
+                timestamp_file.write(database_timestamp)
+                timestamp_file.close()
+
                 print 'Import diff successful : %s' % diff
             else:
                 print >> stderr, 'An error occured in imposm with a diff.'
diff --git a/settings/timestamp.txt b/settings/timestamp.txt
new file mode 100644
index 0000000..4ad3dc3
--- /dev/null
+++ b/settings/timestamp.txt
@@ -0,0 +1 @@
+UNDEFINED