Move display sizing logic out of linklisting template.

r2/r2/models/listing.py

@@ -277,6 +277,13 @@ class LinkListing(Listing):
 
         self.show_nums = kw.get('show_nums', False)
 
+    def listing(self, *args, **kwargs):
+        wrapped = Listing.listing(self, *args, **kwargs)
+        self.rank_width = len(str(self.max_num)) * 1.1
+        self.midcol_width = max(len(str(self.max_score)), 2) + 1.1
+        return wrapped
+
+
 class NestedListing(Listing):
     def __init__(self, *a, **kw):
         Listing.__init__(self, *a, **kw)

r2/r2/templates/linklisting.html

@@ -24,10 +24,10 @@
 ## without late rendering or blasting style attributes everywhere
 <style>
   body > .content .link .rank {
-    width: ${len(str(thing.max_num)) * 1.1}ex
+    width: ${thing.rank_width}ex
   }
   body > .content .link .midcol {
-    width: ${max(len(str(thing.max_score)), 2) + 1.1}ex
+    width: ${thing.midcol_width}ex
   }
 </style>
 <%include file="listing.html"/>