1 files changed, 93 insertions, 0 deletions
diff --git a/po/check_po.py b/po/check_po.py
new file mode 100755
index 00000000000..a402c2b592c
--- /dev/null
+++ b/po/check_po.py
@@ -0,0 +1,93 @@
+#!/usr/bin/env python
+
+# $Id$
+# ***** BEGIN GPL LICENSE BLOCK *****
+#
+# This program 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 2
+# of the License, or (at your option) any later version.
+#
+# This program 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 this program; if not, write to the Free Software Foundation,
+# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+#
+# ***** END GPL LICENSE BLOCK *****
+
+# <pep8 compliant>
+
+# update the pot file according the POTFILES.in
+
+import os
+import sys
+from codecs import open
+
+CURRENT_DIR = os.path.abspath(os.path.dirname(__file__))
+
+FILE_NAME_POT = os.path.join(CURRENT_DIR, "blender.pot")
+
+
+def read_messages(fname):
+    def stripeol(s):
+        return s.rstrip("\n\r")
+
+    messages = {}
+    reading_message = False
+    message = ""
+    with open(fname, 'r', "utf-8") as handle:
+        while True:
+            line = handle.readline()
+
+            if not line:
+                break
+
+            line = stripeol(line)
+            if line.startswith("msgid"):
+                reading_message = True
+                message = line[7:-1]
+            elif line.startswith("msgstr"):
+                reading_message = False
+                messages[message] = True
+            elif reading_message:
+                message += line[1:-1]
+    return messages
+
+
+def main():
+    pot_messages = read_messages(FILE_NAME_POT)
+
+    if len(sys.argv) > 1:
+        for lang in sys.argv[1:]:
+            po = os.path.join(CURRENT_DIR, lang + '.po')
+
+            if os.path.exists(po):
+                po_messages = read_messages(po)
+                for msgid in po_messages:
+                    if not pot_messages.get(msgid):
+                        print('Unneeded message id \'%s\'' % (msgid))
+
+                for msgid in pot_messages:
+                    if not po_messages.get(msgid):
+                        print('Missed message id \'%s\'' % (msgid))
+    else:
+        for po in os.listdir(CURRENT_DIR):
+            if po.endswith('.po'):
+                print('Processing %s...' % (po))
+                po_messages = read_messages(po)
+                for msgid in po_messages:
+                    if not pot_messages.get(msgid):
+                        print('    Unneeded message id \'%s\'' % (msgid))
+
+                for msgid in pot_messages:
+                    if not po_messages.get(msgid):
+                        print('    Missed message id \'%s\'' % (msgid))
+
+
+if __name__ == "__main__":
+    print("\n\n *** Running %r *** \n" % __file__)
+    main()