Merge pull request #1297 from kaedroho/fetch-translations-script

Add fetch-translations.sh

scripts/fetch-translations.sh

@@ -0,0 +1,20 @@
+# Delete old translation files (except "en" which is the source translation)
+find ../wagtail -iname *.po ! -iwholename */en/* -delete
+
+# Fetch new translations from transifex
+tx pull -a --minimum-perc=30
+
+# Clean the PO files using msgattrib
+# This removes the following:
+#  - Blank, fuzzy and obsolete translations
+#  - The line numbers above each translation
+# These things are only needed by translators (which they won't be seen by) and make the translation updates difficult to check
+find ../wagtail -iname *.po ! -iwholename */en/* -exec msgattrib --translated --no-fuzzy --no-obsolete --no-location -o {} {} \;
+
+# Run makemessages on each app
+for d in $(find ../wagtail -iname *.po | sed 's|\(.*\)/locale.*|\1|' | sort -u);
+do
+    pushd $d
+    django-admin compilemessages
+    popd
+done