1 files changed, 55 insertions, 0 deletions
diff --git a/repoze/bfg/settings.py b/repoze/bfg/settings.py
new file mode 100644
index 000000000..7cd19fcf7
--- /dev/null
+++ b/repoze/bfg/settings.py
@@ -0,0 +1,55 @@
+import os
+
+from zope.interface import implements
+
+from repoze.bfg.interfaces import ISettings
+
+class Settings(object):
+    implements(ISettings)
+
+    # defaults
+    reload_templates = False
+    debug_notfound = False
+    debug_authorization = False
+    unicode_path_segments = True
+
+    def __init__(self, options):
+        options = get_options(options)
+        self.__dict__.update(options)
+
+def asbool(s):
+    s = str(s).strip()
+    return s.lower() in ('t', 'true', 'y', 'yes', 'on', '1')
+
+def get_options(kw, environ=os.environ):
+    """ Update PasteDeploy application settings keywords with
+    framework-specific key/value pairs (e.g. find
+    'BFG_DEBUG_AUTHORIZATION' in os.environ and jam into keyword
+    args)."""
+    # environ is passed in for unit tests
+    eget = environ.get
+    config_debug_all = kw.get('debug_all', '')
+    effective_debug_all = asbool(eget('BFG_DEBUG_ALL',
+                                      config_debug_all))
+    config_debug_auth = kw.get('debug_authorization', '')
+    effective_debug_auth = asbool(eget('BFG_DEBUG_AUTHORIZATION',
+                                       config_debug_auth))
+    config_debug_notfound = kw.get('debug_notfound', '')
+    effective_debug_notfound = asbool(eget('BFG_DEBUG_NOTFOUND',
+                                           config_debug_notfound))
+    config_reload_templates = kw.get('reload_templates', '')
+    effective_reload_templates = asbool(eget('BFG_RELOAD_TEMPLATES',
+                                        config_reload_templates))
+    config_unicode_path_segments = kw.get('unicode_path_segments', 't')
+    effective_unicode_path_segments = asbool(eget('BFG_UNICODE_PATH_SEGMENTS',
+                                                  config_unicode_path_segments))
+    update = {
+        'debug_authorization': effective_debug_all or effective_debug_auth,
+        'debug_notfound': effective_debug_all or effective_debug_notfound,
+        'reload_templates': effective_reload_templates,
+        'unicode_path_segments': effective_unicode_path_segments,
+        }
+
+    kw.update(update)
+    return kw
+