From 8c47154e666348162d2ca4f2aa7a59ac1a68d31d Mon Sep 17 00:00:00 2001
From: muflax <mail@muflax.com>
Date: Sat, 23 Jun 2012 20:20:36 +0200
Subject: [PATCH] support for moved sites

---
 commands/sites.rb    |  4 +++-
 content/htaccess.erb |  5 +++++
 lib/default.rb       |  4 +++-
 lib/episteme.rb      |  6 +-----
 lib/links.rb         | 40 ++++++++++++++++++++++++++++++++++++++++
 5 files changed, 52 insertions(+), 7 deletions(-)
 create mode 100644 lib/links.rb

diff --git a/commands/sites.rb b/commands/sites.rb
index 90a46c0..de5c7d2 100644
--- a/commands/sites.rb
+++ b/commands/sites.rb
@@ -19,13 +19,15 @@ site_cmds = [
 module ::Nanoc
   class Site
     attr_accessor :name
+    attr_reader :site_yaml, :moved_yaml
     
     def extended_build_config(dir_or_config_hash, site)
       puts "load extended config..."
 
       @name = site
       @site_yaml = YAML.load(File.open("sites.yaml"))
-      
+      @moved_yaml = YAML.load(File.open("moved.yaml"))
+ 
       @config[:output_dir] = "out/#{site}"
 
       @config[:data_sources] = [{
diff --git a/content/htaccess.erb b/content/htaccess.erb
index 49e9048..53783fd 100644
--- a/content/htaccess.erb
+++ b/content/htaccess.erb
@@ -16,6 +16,11 @@ RewriteRule ^feed/? /rss.xml
 <% @site.slug_items.each do |item| %>RewriteRule ^<%= item[:slug].chop %> <%= item.identifier%> [R=301]
 <% end %>
 
+# redirect sites if they moved
+<% @site.moved_pages.each do |from, to| %>RewriteRule ^<%= from %> <%= to %> [R=301]
+<% end %>
+
+
 # serve gzipped files if available
 RewriteCond %{HTTP:Accept-Encoding} gzip
 RewriteCond %{REQUEST_FILENAME} !\.gz$
diff --git a/lib/default.rb b/lib/default.rb
index fe9ca29..158274a 100644
--- a/lib/default.rb
+++ b/lib/default.rb
@@ -20,7 +20,7 @@ class Nanoc::Item
 
   # shared content or not?
   def shared?
-    self[:filename].start_with? "content/"
+    self[:filename].nil? or self[:filename].start_with? "content/"
   end
   
   def draft?
@@ -93,6 +93,8 @@ class Nanoc::Site
   
   # slugs for wordpress links
   attr_reader :slug_items
+
+  # pages that got moved around
   
   def initialize_items
     find_printed_items
diff --git a/lib/episteme.rb b/lib/episteme.rb
index ec96c5d..187b554 100644
--- a/lib/episteme.rb
+++ b/lib/episteme.rb
@@ -44,10 +44,6 @@ class Nanoc::Item
   def merged_link
     raise "no merged link for #{self.identifier}" unless self[:merged]
 
-    if m = self[:merged].match(/^(?<site>\w+):(?<page>.+)$/)
-      "http://#{m[:site] == "muflax" ? "" : "#{m[:site]}."}muflax.com/#{m[:page]}"
-    else
-      raise "invalid format: #{self[:merged]}"
-    end
+    local_link self[:merged]
   end
 end
diff --git a/lib/links.rb b/lib/links.rb
new file mode 100644
index 0000000..1ccec1d
--- /dev/null
+++ b/lib/links.rb
@@ -0,0 +1,40 @@
+def local_link url
+  if m = url.match(/^(?<site>\w+):(?<page>.+)$/)
+    "#{site_url m[:site]}/#{m[:page]}"
+  else
+    raise "invalid format: #{self[:merged]}"
+  end
+end
+
+def site_url site
+  "http://#{site == "muflax" ? "" : "#{site}."}muflax.com"
+end
+
+def site_link site
+  site = site.to_s
+  
+  url = site_url site
+  title = @site.site_yaml["sites"][site]["title"]
+
+  "#{url} - #{title}"
+end
+
+def topic_link topic, target
+  url = local_link target
+
+  "#{url} - #{topic}"
+end
+
+class Nanoc::Site
+  def moved_pages
+    moved = []
+    sites = @moved_yaml["sites"]
+    if sites.include? @name
+      sites[@name].each do |m|
+        moved << [m["from"], local_link(m["to"])]
+      end
+    end
+
+    moved
+  end
+end