Update translation scripts

.gitattributes

@@ -1,5 +1,6 @@
 .env.example export-ignore
 .github/ export-ignore
+scripts/ export-ignore
 tests/ export-ignore
 .gitattributes export-ignore
 .gitignore export-ignore

Makefile

@@ -32,13 +32,11 @@ check-translations:
 	@$(foreach lang,$(languages), \
 		msgcmp --use-untranslated resources/language/resource.language.$(lang)/strings.po resources/language/resource.language.en_gb/strings.po; \
 	)
-	@tests/check_for_unused_translations.py
+	@scripts/check_for_unused_translations.py
 
 update-translations:
 	@printf ">>> Updating languages\n"
-	@-$(foreach lang,$(languages), \
-		tests/update_translations.py resources/language/resource.language.$(lang)/strings.po resources/language/resource.language.en_gb/strings.po; \
-	)
+	@scripts/update_translations.py
 
 check-addon: clean build
 	@printf ">>> Running addon checks\n"

tests/check_for_unused_translations.py → scripts/check_for_unused_translations.py

@@ -19,6 +19,10 @@
 # Load po file
 po = polib.pofile('resources/language/resource.language.en_gb/strings.po')
 for entry in po:
+    # Skip empty translations
+    if entry.msgid == '':
+        continue
+
     # Extract msgctxt
     msgctxt = entry.msgctxt.lstrip('#')
 

scripts/update_translations.py

@@ -0,0 +1,40 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+# pylint: disable=missing-docstring,no-self-use,wrong-import-order,wrong-import-position,invalid-name
+
+import sys
+from glob import glob
+
+import polib
+
+original_file = 'resources/language/resource.language.en_gb/strings.po'
+original = polib.pofile(original_file, wrapwidth=0)
+
+for translated_file in glob('resources/language/resource.language.*/strings.po'):
+    # Skip original file
+    if translated_file == original_file:
+        continue
+    print('Updating %s...' % translated_file)
+
+    # Load po-files
+    translated = polib.pofile(translated_file, wrapwidth=0)
+
+    for entry in original:
+        # Find a translation
+        translation = translated.find(entry.msgctxt, 'msgctxt')
+
+        if translation and entry.msgid == translation.msgid:
+            entry.msgstr = translation.msgstr
+
+    original.metadata = translated.metadata
+
+    if sys.platform.startswith('win'):
+        # On Windows save the file keeping the Linux return character
+        with open(translated_file, 'wb') as _file:
+            content = str(original).encode('utf-8')
+            content = content.replace(b'\r\n', b'\n')
+            _file.write(content)
+    else:
+        # Save it now over the translation
+        original.save(translated_file)