gargoyle switch based on django settings

gargoyle/builtins.py

@@ -8,7 +8,7 @@
 
 from gargoyle import gargoyle
 from gargoyle.conditions import ModelConditionSet, RequestConditionSet, Percent, String, Boolean, \
-                                ConditionSet, OnOrAfterDate
+                                ConditionSet, OnOrAfterDate, Setting
 
 from django.contrib.auth.models import AnonymousUser, User
 from django.core.validators import validate_ipv4_address
@@ -83,3 +83,25 @@ def get_group_label(self):
         return 'Host'
 
 gargoyle.register(HostConditionSet())
+
+class SettingConditionSet(ConditionSet):
+    setting = Setting()
+
+    def get_namespace(self):
+        return "setting"
+
+    def can_execute(self, instance):
+        return instance is None
+
+    def get_field_value(self, instance, field_name):
+        if field_name == "setting":
+            from django.conf import settings
+            return settings
+        else:
+            return ConditionSet.get_field_value(self, instance, field_name)
+
+    def get_group_label(self):
+        return 'Setting'
+
+gargoyle.register(SettingConditionSet())
+

gargoyle/conditions.py

@@ -105,6 +105,28 @@ def display(self, value):
         value = value.split('-')
         return '%s: %s-%s' % (self.label, value[0], value[1])
 
+class Setting(Field):
+
+    def display(self, value):
+        return '%s: %s' % (self.label, value)
+
+    def validate(self, data):
+        value = data.get(self.name + '[key]'), data.get(self.name + '[value]')
+        return self.clean(value)
+
+    def clean(self, value):
+        return '='.join(value)
+
+    def is_active(self, condition, settings):
+        key, value = condition.split('=', 1)
+        return getattr(settings, key, None) == value
+
+    def render(self, value):
+        if not value:
+            value = ['', '']
+        return mark_safe('<input type="text" value="%s" placeholder="key" name="%s[key]"/> - <input type="text" placeholder="value" value="%s" name="%s[value]"/>' % \
+                         (escape(value[0]), escape(self.name), escape(value[1]), escape(self.name)))
+
 class Percent(Range):
     default_help_text = 'Enter two ranges. e.g. 0-50 is lower 50%'
 
@@ -263,10 +285,12 @@ def is_active(self, instance, conditions):
         return_value = None
         for name, field in self.fields.iteritems():
             field_conditions = conditions.get(self.get_namespace(), {}).get(name)
+            print 'field condition: ', field_conditions
             if field_conditions:
                 value = self.get_field_value(instance, name)
                 for status, condition in field_conditions:
                     exclude = status == EXCLUDE
+                    print condition, value
                     if field.is_active(condition, value):
                         if exclude:
                             return False
@@ -304,4 +328,4 @@ def get_namespace(self):
         return 'request'
 
     def can_execute(self, instance):
-        return isinstance(instance, HttpRequest)
+        return isinstance(instance, HttpRequest)