add Search#page_count method

app/models/search.rb

@@ -30,6 +30,10 @@ class Search
       }.join("&")
   end
 
+  def page_count
+    (total_results.to_i - 1) / per_page.to_i + 1
+  end
+
   def search_for_user!(user)
     opts = {
       :match_mode => :extended,

app/views/search/index.html.erb

@@ -73,10 +73,9 @@
     <div class="page_link_buttons">
       Page:
 
-      <% (@search.total_results.to_f / @search.per_page.to_f).ceil.
-      times do |p| %>
-        <a href="/search?<%= raw(@search.to_url_params) %>&amp;page=<%= p + 1
-          %>" class="<%= @search.page == p + 1 ? "cur" : "" %>"><%= p + 1
+      <% 1.upto(@search.page_count) do |p| %>
+        <a href="/search?<%= raw(@search.to_url_params) %>&amp;page=<%= p
+          %>" class="<%= @search.page == p ? "cur" : "" %>"><%= p
           %></a>
       <% end %>
     </div>