Renamed DocumentMetadataindex model to DocumentIndex and moved it to it's own app

apps/document_indexing/models.py

@@ -0,0 +1,20 @@
+from django.db import models
+from django.utils.translation import ugettext_lazy as _
+
+from document_indexing.conf.settings import AVAILABLE_INDEXING_FUNCTIONS
+
+available_indexing_functions_string = (_(u' Available functions: %s') % u','.join([u'%s()' % name for name, function in AVAILABLE_INDEXING_FUNCTIONS.items()])) if AVAILABLE_INDEXING_FUNCTIONS else u''
+
+
+class DocumentIndex(models.Model):
+    expression = models.CharField(max_length=128,
+        verbose_name=_(u'indexing expression'),
+        help_text=_(u'Enter a python string expression to be evaluated.  The slash caracter "/" acts as a directory delimiter.%s') % available_indexing_functions_string)
+    enabled = models.BooleanField(default=True, verbose_name=_(u'enabled'))
+
+    def __unicode__(self):
+        return unicode(self.expression)
+
+    class Meta:
+        verbose_name = _(u'metadata index')
+        verbose_name_plural = _(u'metadata indexes')