Added SHORTURLS_DEFAULT_CONVERTER setting so template tag converter can be specified

1 files changed, 19 insertions, 0 deletions

diff --git a/src/shorturls/__init__.py b/src/shorturls/__init__.py
index e69de29..528e838 100644
--- a/src/shorturls/__init__.py
+++ b/src/shorturls/__init__.py
@@ -0,0 +1,19 @@
+from django.conf import settings
+from django.core.exceptions import ImproperlyConfigured
+from django.utils.importlib import import_module
+from shorturls import baseconv
+
+default_converter = baseconv.base62
+
+if hasattr(settings, 'SHORTURLS_DEFAULT_CONVERTER'):
+    mod_name, conv_name = settings.SHORTURLS_DEFAULT_CONVERTER.rsplit('.', 1)
+    try:
+        mod = import_module(mod_name)
+    except ImportError, e:
+        raise ImproperlyConfigured('Could not load converter specified by SHORTURLS_DEFAULT_CONVERTER. Error was: %s' % e)
+    try:
+        default_converter = getattr(mod, conv_name)
+    except AttributeError:
+        raise ImproperlyConfigured('Could not load converter specified by SHORTURLS_DEFAULT_CONVERTER. %s is not in %s.' % (conv_name, mod))
+
+    
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