Initial commit with translated description

scripts/refresh_token.py

@@ -0,0 +1,51 @@
+#!/usr/bin/env python3
+import os, sys, json, urllib.request, urllib.parse
+
+def refresh():
+    client_id = os.getenv('GOOGLE_CLIENT_ID')
+    client_secret = os.getenv('GOOGLE_CLIENT_SECRET')
+    refresh_token = os.getenv('GOOGLE_REFRESH_TOKEN')
+    if not all([client_id, client_secret, refresh_token]):
+        sys.stderr.write('Missing one of GOOGLE_CLIENT_ID, GOOGLE_CLIENT_SECRET, GOOGLE_REFRESH_TOKEN\n')
+        sys.exit(1)
+    data = urllib.parse.urlencode({
+        'client_id': client_id,
+        'client_secret': client_secret,
+        'refresh_token': refresh_token,
+        'grant_type': 'refresh_token',
+    }).encode()
+    req = urllib.request.Request('https://oauth2.googleapis.com/token', data=data, method='POST')
+    req.add_header('Content-Type', 'application/x-www-form-urlencoded')
+    try:
+        with urllib.request.urlopen(req) as resp:
+            resp_data = json.load(resp)
+    except urllib.error.HTTPError as e:
+        sys.stderr.write(f'HTTP error {e.code}: {e.read().decode()}\n')
+        sys.exit(1)
+    access_token = resp_data.get('access_token')
+    if not access_token:
+        sys.stderr.write('No access_token in response\n')
+        sys.exit(1)
+    # Update the secrets.env file
+    env_path = os.path.expanduser('~/.config/google-calendar/secrets.env')
+    # Read existing lines, replace or add GOOGLE_ACCESS_TOKEN
+    lines = []
+    if os.path.exists(env_path):
+        with open(env_path, 'r') as f:
+            lines = f.readlines()
+    new_lines = []
+    token_set = False
+    for line in lines:
+        if line.startswith('export GOOGLE_ACCESS_TOKEN='):
+            new_lines.append(f'export GOOGLE_ACCESS_TOKEN={access_token}\n')
+            token_set = True
+        else:
+            new_lines.append(line)
+    if not token_set:
+        new_lines.append(f'export GOOGLE_ACCESS_TOKEN={access_token}\n')
+    with open(env_path, 'w') as f:
+        f.writelines(new_lines)
+    print(json.dumps(resp_data, indent=2))
+
+if __name__ == '__main__':
+    refresh()