Added prototype utility for setting protected credentials.

setting_util.py

@@ -0,0 +1,76 @@
+#!/usr/bin/env python
+import glob
+import inspect
+import os
+import keyring
+import getpass
+import sys
+import signal
+from i3pystatus import Module, SettingsBase
+from i3pystatus.core import ClassFinder
+from collections import defaultdict, OrderedDict
+
+try:
+    input = raw_input
+except NameError:
+    pass
+
+
+def signal_handler(signal, frame):
+    sys.exit(0)
+signal.signal(signal.SIGINT, signal_handler)
+
+
+def get_int_in_range(prompt, _range):
+    while True:
+        answer = input(prompt)
+        try:
+            n = int(answer.strip())
+            if n in _range:
+                return n
+            else:
+                print("Value out of range!")
+        except ValueError:
+            print("Invalid input!")
+
+modules = [os.path.basename(m.replace('.py', ''))
+           for m in glob.glob(os.path.join(os.path.dirname(__file__), "i3pystatus", "*.py"))
+           if not os.path.basename(m).startswith('_')]
+
+protected_settings = SettingsBase._SettingsBase__PROTECTED_SETTINGS
+class_finder = ClassFinder(Module)
+credential_modules = defaultdict(dict)
+for module_name in modules:
+    try:
+        module = class_finder.get_module(module_name)
+        clazz = class_finder.get_class(module)
+        members = [m[0] for m in inspect.getmembers(clazz) if not m[0].startswith('_')]
+        if any([hasattr(clazz, setting) for setting in protected_settings]):
+            credential_modules[clazz.__name__]['credentials'] = list(set(protected_settings) & set(members))
+            credential_modules[clazz.__name__]['key'] = "%s.%s" % (clazz.__module__, clazz.__name__)
+    except ImportError:
+        continue
+
+choices = [k for k in credential_modules.keys()]
+for idx, module in enumerate(choices, start=1):
+    print("%s - %s" % (idx, module))
+
+index = get_int_in_range("Choose module:\n> ", range(1, len(choices) + 1))
+module_name = choices[index - 1]
+module = credential_modules[module_name]
+
+for idx, setting in enumerate(module['credentials'], start=1):
+    print("%s - %s" % (idx, setting))
+
+choices = module['credentials']
+index = get_int_in_range("Choose setting for %s:\n> " % module_name, range(1, len(choices) + 1))
+setting = choices[index - 1]
+
+answer = getpass.getpass("Enter value for %s:\n> " % setting)
+answer2 = getpass.getpass("Re-enter value\n> ")
+if answer == answer2:
+    key = "%s.%s" % (module['key'], setting)
+    keyring.set_password(key, getpass.getuser(), answer)
+    print("%s set!" % setting)
+else:
+    print("Values don't match - nothing set.")