start filtering changes ourselves

technoweenie · technoweenie · commit 22cd439e29ba · 2012-09-05T01:18:00.000-06:00
diff --git a/content/changes/2012-9-5-watcher-api.html b/content/changes/2012-9-5-watcher-api.html
@@ -1,5 +1,5 @@
 ---
-kind: article
+kind: change
 title: Upcoming Changes to Watcher and Star APIs
 created_at: 2012-9-5
 author_name: technoweenie
diff --git a/content/changes/index.html b/content/changes/index.html
@@ -4,7 +4,7 @@
 
 # API Changes
 
-<% sorted_articles.each do |article| %>
+<% api_changes.each do |article| %>
 <div class="change" id="<%= article.path %>">
   <%= render '_meta', :item => article %>
   <%= article.compiled_content %>
diff --git a/content/feed.atom b/content/feed.atom
@@ -6,4 +6,4 @@ author_uri: https://github.com/technoweenie
 layout: false
 ---
 
-<%= atom_feed :limit => 30 %>
+<%= atom_feed :limit => 30, :articles => api_changes %>
diff --git a/lib/changes_helper.rb b/lib/changes_helper.rb
@@ -0,0 +1,20 @@
+module ChangesHelper
+  # Public: Filters the change items out.  If a version is given, show only the
+  # items related to that version.
+  #
+  # version - Optional String version key.
+  #
+  # Returns an Array of the first 30 Nanoc::Item objects, sorted in reverse
+  # chronological order.
+  def api_changes(version = nil)
+    changes = @items.select { |item| item[:kind] == 'change' }
+    if version
+      version_s = version.to_s
+      changes.select { |item| item[:api_version] == version_s }
+    else
+      changes
+    end.sort! do |x, y|
+      attribute_to_time(y[:created_at]) <=> attribute_to_time(x[:created_at])
+    end.first(30)
+  end
+end
diff --git a/lib/default.rb b/lib/default.rb
@@ -1,3 +1,3 @@
 # All files in the 'lib' directory will be loaded
 # before nanoc starts compiling.
-include Nanoc::Helpers::Rendering, Nanoc::Helpers::Blogging
+include Nanoc::Helpers::Rendering, Nanoc::Helpers::Blogging, ChangesHelper
