show bandwidth on dashboard, fix extra stats one_to_many, clarify stats retainent and fix typo

models/site.rb

@@ -205,8 +205,6 @@ class Site < Sequel::Model
   one_to_many :reports
   one_to_many :reportings, key: :reporting_site_id, class: :Report
 
-  one_to_many :stats
-
   one_to_many :events
 
   one_to_many :site_changes
@@ -1903,6 +1901,16 @@ class Site < Sequel::Model
     true
   end
 
+  def maximum_monthly_bandwidth
+    PLAN_FEATURES[(parent? ? self : parent).plan_type.to_sym][:bandwidth].to_i
+  end
+
+  def monthly_bandwidth_used
+    stat = stats_dataset.order(:created_at.desc).select(:bandwidth).first
+    return 0 if stat.nil?
+    stat[:bandwidth]
+  end
+
   private
 
   def store_file(path, uploaded, opts={})

views/dashboard/index.erb

@@ -36,10 +36,13 @@
     <% if current_site.site_updated_at %>
       <li>Last updated <strong class="local-date-title" data-timestamp="<%= current_site.site_updated_at.to_i %>"><%= current_site.site_updated_at.ago.downcase %></strong></li>
     <% end %>
-	<li>Using <strong><%= current_site.space_percentage_used %>% (<%= current_site.total_space_used.to_space_pretty %>) of your <%= current_site.maximum_space.to_space_pretty %></strong>.
+    <li>Using <strong><%= current_site.space_percentage_used %>% (<%= current_site.total_space_used.to_space_pretty %>)</strong> of your <strong><%= current_site.maximum_space.to_space_pretty %></strong> storage.
     <br>
-  <% unless current_site.is_education || current_site.supporter? %>Need more space? <a href="/supporter">Become a Supporter!</a><% end %></li>
-	<li><strong><%= current_site.views.format_large_number %></strong> views</li>
+    <li>
+      Used <strong><%= current_site.monthly_bandwidth_used.to_bytes_pretty %></strong> of bandwidth this month.
+      <br>
+      <% unless current_site.is_education || current_site.supporter? %>Need more space? <a href="/supporter">Become a Supporter!</a><% end %>
+    </li>
 	</ul>
 	</div>
 

views/site/stats.erb

@@ -160,7 +160,7 @@
               <li><a href="?days=sincethebigbang">All time</a></li>
             </ul>
           <% else %>
-            <p>(<a href="/supporter">Upgrade</a> to see up to see stats for all time)</p>
+            <p>Stats for free sites are retained for <%= Stat::FREE_RETAINMENT_DAYS %> days. <a href="/supporter">Become a supporter</a> to start retaining stats for all time.</p>
           <% end %>
         <% end %>
 

views/supporter/_compare.erb

@@ -114,6 +114,13 @@
     <td><i class="fa fa-check"></i></td>
   </tr>
   -->
+  <tr>
+    <td class="feature-column">
+      <span data-original-title="How long views and hits are tracked for your site. Free sites are limited to <%= Stat::FREE_RETAINMENT_DAYS %> days.">Site Stats History</span>
+    </td>
+    <td></td>
+    <td><i class="fa fa-check"></i></td>
+  </tr>
   <tr>
     <td class="feature-column">
       <span data-original-title="You can mount your Neocities site to your computer as a hard drive, making it easy to update with your favorite HTML editor.">WebDAV Uploading</span>

views/welcome.erb

@@ -78,7 +78,7 @@
                   Upgrade for $<%= Site::PLAN_FEATURES[:supporter][:price] %>/mo
                 </a>
                 <br>
-                or pay with <strong><a href="/supporter/paypal" style="color: #00308a; text-decoration: underline;"><span style="color: #00308a">Pay</span><span style="color: #029be1">Pal</span></a></strong> or <strong><a href="/supporter/bitcoin" style="color: #f79319; text-decoration: underline;">Bitcoin</a></strong>
+                or pay with <strong><a href="/supporter/paypal" style="color: #00308a; text-decoration: underline;"><span style="color: #00308a">Pay</span><span style="color: #029be1">Pal</span></a></strong>
               </div>
             </form>
           </div>