Add babel translation scripts

.gitignore

@@ -3,6 +3,7 @@ public
 *.pyc
 pelican.pid
 srv.pid
+themes/i18n/translations/*/LC_MESSAGES/*.mo
 
 # This is a generic Python gitignore
 # https://github.com/github/gitignore/blob/2eba0d635f6f5f1b22a4ad99dcc9da0c11da2208/Python.gitignore

i18n-compile-po.sh

@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+
+export TZ=UTC
+
+pybabel compile -d themes/i18n/translations

i18n-extract-messages.sh

@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+
+export TZ=UTC
+
+if [ -e themes/i18n/messages.pot ]; then
+    mv themes/i18n/messages.pot themes/i18n/messages.pot.old
+fi
+
+pybabel extract --msgid-bugs-address="https://github.com/Tox/tox.chat/issues" \
+                --copyright-holder="Project Tox Website Contributors" \
+                --project="Tox Website" \
+                --version="(https://tox.chat)" \
+                --sort-by-file \
+                -F themes/i18n/babel.cfg \
+                -o themes/i18n/messages.pot \
+                .
+
+if [ -e themes/i18n/messages.pot.old ]; then
+    if diff -u <(sed '/POT-Creation-Date/d' themes/i18n/messages.pot) <(sed '/POT-Creation-Date/d' themes/i18n/messages.pot.old); then
+        echo "No translation strings changed, keeping the old POT"
+        mv themes/i18n/messages.pot.old themes/i18n/messages.pot
+    else
+        echo "Translation strings changed, using the new POT"
+        rm themes/i18n/messages.pot.old
+    fi
+fi
+

i18n-update-po.sh

@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+
+export TZ=UTC
+
+pybabel update -i themes/i18n/messages.pot -d themes/i18n/translations
+
+for file in themes/i18n/translations/*/LC_MESSAGES/*.po; do
+    sed -i '/^#~/,+2d' $file
+done
+

themes/i18n/babel.cfg

@@ -0,0 +1,3 @@
+[jinja2: themes/global/templates/**.html]
+[jinja2: themes/website/templates/**.html]
+[jinja2: themes/blog/templates/**.html]