--- a/pvl/verkko/table.py	Sun Feb 10 13:20:29 2013 +0200
+++ b/pvl/verkko/table.py	Sun Feb 10 13:29:27 2013 +0200
@@ -81,20 +81,25 @@
 
         return html.td(class_=self.colcss)(input)
 
-    def cell_html (self, item) :
+    def cell_value (self, item) :
+        """
+            Return value for cell.
+        """
+
+        # XXX: this is sometimes broken, figure out how to index by column
+        return getattr(item, self.attr)
+
+    def cell_html (self, item, value) :
         """
             Render contents for <td>.
         """
 
-        # XXX: this is sometimes broken, figure out how to index by column
-        value = getattr(item, self.attr)
-
         if self.rowhtml :
             return self.rowhtml(item)
         else :
             return value
 
-    def cell_css (self, item, hilight=None) :
+    def cell_css (self, item, value=None, hilight=None) :
         """
             Return CSS classes for <td>.
         """
@@ -112,7 +117,7 @@
         if hilight :
             yield 'hilight'
 
-    def cell_title (self, item) :
+    def cell_title (self, item, value=None) :
         """
             Return title= for <td>
         """
@@ -127,8 +132,7 @@
                 hilight     - optionally higlight given { attr: value }'s using CSS.
         """
 
-        # XXX: this is sometimes broken, figure out how to index by column
-        value = getattr(item, self.attr)
+        value = self.cell_value(item)
 
         if self.rowfilter and filters is not None :
             # filter-link by row-value
@@ -136,8 +140,8 @@
         else :
             filters = None
 
-        yield table.render_cell(self.cell_html(item),
-                css         = tuple(self.cell_css(item, hilight=hilight)),
+        yield table.render_cell(self.cell_html(item, value),
+                css         = tuple(self.cell_css(item, value, hilight=hilight)),
                 filters     = filters,
                 title       = self.cell_title(item),
         )
@@ -370,10 +374,12 @@
         yield 'id', item.id
 
         for column in self.columns :
+            value = column.cell_value(item)
+
             yield column.attr, dict(
-                    html    = unicode(html(column.cell_html(item))),
-                    css     = tuple(column.cell_css(item)),
-                    title   = column.cell_title(item),
+                    html    = unicode(html(column.cell_html(item, value))),
+                    css     = tuple(column.cell_css(item, value)),
+                    title   = column.cell_title(item, value),
             )
 
 class TableHandler (object) :