Add logic to install POD images

rattail_fabric2/pod.py

@@ -0,0 +1,43 @@
+# -*- coding: utf-8; -*-
+################################################################################
+#
+#  Rattail -- Retail Software Framework
+#  Copyright © 2010-2020 Lance Edgar
+#
+#  This file is part of Rattail.
+#
+#  Rattail is free software: you can redistribute it and/or modify it under the
+#  terms of the GNU General Public License as published by the Free Software
+#  Foundation, either version 3 of the License, or (at your option) any later
+#  version.
+#
+#  Rattail is distributed in the hope that it will be useful, but WITHOUT ANY
+#  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+#  FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+#  details.
+#
+#  You should have received a copy of the GNU General Public License along with
+#  Rattail.  If not, see <http://www.gnu.org/licenses/>.
+#
+################################################################################
+"""
+Fabric Library for Product Open Data (POD)
+"""
+
+import os
+
+from rattail_fabric2 import apt, exists, mkdir
+
+
+def install_pod(c, path='/srv/pod', download_url=None):
+    """
+    Install the Product Open Data (POD) files to the given path.
+    """
+    apt.install(c, 'unzip')
+    mkdir(c, path, use_sudo=True)
+    if not exists(c, os.path.join(path, 'pod_pictures_gtin.zip')):
+        if not download_url:
+            download_url = 'http://www.product-open-data.com/docs/pod_pictures_gtin_2013.08.29_01.zip'
+        c.sudo("bash -c 'cd {}; wget --output-document=pod_pictures_gtin.zip {}'".format(path, url))
+    if not exists(c, os.path.join(path, 'pictures/gtin')):
+        c.sudo("bash -c 'cd {}; unzip pod_pictures_gtin.zip -d pictures'".format(path))