rewrite: Localisation scripts.

scripts/maketestlang.py

@@ -0,0 +1,70 @@
+import os
+import string
+import polib
+
+templates = os.path.join('locales', 'templates')
+test_target = os.path.join('locales', 'ceaser', 'LC_MESSAGES')
+
+
+def translate_string(msgid: str) -> str:
+    tokens = []
+    lifted = False
+    for c in msgid:
+        if c in ('{', '}'):
+            lifted = not lifted
+        elif not lifted and c.isalpha():
+            if c.isupper():
+                letters = string.ascii_uppercase
+            else:
+                letters = string.ascii_lowercase
+            index = letters.index(c)
+            c = letters[(index + 1) % len(letters)]
+        tokens.append(c)
+    translated = ''.join(tokens)
+    return translated
+
+
+def translate_entry(entry: polib.POEntry):
+    if entry.msgctxt and ('regex' in entry.msgctxt):
+        # Ignore
+        ...
+    else:
+        if entry.msgid:
+            entry.msgstr = translate_string(entry.msgid)
+
+
+def process_pot(domain, path):
+    print(f"Processing pot for {domain}")
+    entries = 0
+    po = polib.pofile(path, encoding="UTF-8")
+    po.metadata = {
+        'Project-Id-Version': '1.0',
+        'Report-Msgid-Bugs-To': 'you@example.com',
+        'POT-Creation-Date': '2007-10-18 14:00+0100',
+        'PO-Revision-Date': '2007-10-18 14:00+0100',
+        'Last-Translator': 'you <you@example.com>',
+        'Language-Team': 'English <yourteam@example.com>',
+        'MIME-Version': '1.0',
+        'Content-Type': 'text/plain; charset=utf-8',
+        'Content-Transfer-Encoding': '8bit',
+    }
+    for entry in po.untranslated_entries():
+        entries += 1
+        translate_entry(entry)
+    # Now save
+    targetpo = os.path.join(test_target, f"{domain}.po")
+    targetmo = os.path.join(test_target, f"{domain}.mo")
+    po.save(targetpo)
+    po.save_as_mofile(targetmo)
+    print(f"Processed {entries} from POT {domain}.")
+
+
+def process_all():
+    for file in os.scandir(templates):
+        if file.name.endswith('pot'):
+            print(f"Processing pot: {file.name[:-4]}")
+            process_pot(file.name[:-4], file.path)
+
+
+if __name__ == '__main__':
+    process_all()