diff --git a/sourcing/model.py b/sourcing/model.py
index fc35609..9b452a6 100644
--- a/sourcing/model.py
+++ b/sourcing/model.py
@@ -155,34 +155,34 @@ class Item(TimeStampedModel):
 
     @property
     def url(self):
-        return url_for('.view_item',
+        return url_for('view.view_item',
                        username=self.user.username,
                        hashid=self.hashid)
 
     def version_url(self, version):
-        return url_for('.view_item',
+        return url_for('view.view_item',
                        username=self.user.username,
                        hashid=self.hashid,
                        v=version)
 
     @property
     def history_url(self):
-        return url_for('.history', username=self.user.username, hashid=self.hashid)
+        return url_for('view.history', username=self.user.username, hashid=self.hashid)
 
     @property
     def external_url(self):
-        return url_for('.view_item',
+        return url_for('view.view_item',
                        username=self.user.username,
                        hashid=self.hashid,
                        _external=True)
 
     @property
     def edit_url(self):
-        return url_for('.edit_item', username=self.user.username, hashid=self.hashid)
+        return url_for('view.edit_item', username=self.user.username, hashid=self.hashid)
 
     @property
     def set_title_url(self):
-        return url_for('.set_title', username=self.user.username, hashid=self.hashid)
+        return url_for('view.set_title', username=self.user.username, hashid=self.hashid)
 
     def title(self, titles=None):
         if not titles:
@@ -211,8 +211,9 @@ span: {},start=0,length={}'''.format(self.external_url, title_source_doc.externa
         session.commit()
 
     @classmethod
-    def from_external(cls, url):
-        home = url_for('.home', _external=True)
+    def from_external(cls, url, home=None):
+        if home is None:
+            home = url_for('view.home', _external=True)
         if url.startswith(home):
             username, _, hashid = url[len(home):].partition('/')
         else: