publishing to gh-pages now

Rakefile

@@ -1,4 +1,5 @@
 require 'script/merge'
 require 'script/html'
 require 'script/pdf'
-require 'script/prince'
+require 'script/prince'
+require 'script/publish'

layout/book_index_template.html

@@ -59,9 +59,9 @@ <h3>The Git Community Book</h3>
 	  <div id="download">
 			<h3>Download</h3>			
 			<div class="inner">
-				Click <a href="book.pdf">here</a> to download the current PDF version of this book.
+				Click <a href="https://github.s3.amazonaws.com/media/book.pdf">here</a> to download the current PDF version of this book.
     		<hr/>
-			  <a href="book.pdf"><img height="50" border="0" src="assets/images/pdf.png"/></a>
+			  <a href="https://github.s3.amazonaws.com/media/book.pdf"><img height="50" border="0" src="assets/images/pdf.png"/></a>
 			</div>
     </div>
   </div>
@@ -115,8 +115,6 @@ <h3>New to Git?</h3>
 pageTracker._initData();
 pageTracker._trackPageview();
 </script>
-<script src="http://static.getclicky.com/40584.js" type="text/javascript"></script>
-<noscript><p><img alt="Clicky" src="http://in.getclicky.com/40584-db6.gif" /></p></noscript>
 
 </body>
 </html>

script/publish.rb

@@ -0,0 +1,26 @@
+task :publish do
+  File.open("output/CNAME", 'w+') do |f|
+    f.puts("book.git-scm.com")
+  end
+
+  ENV['GIT_DIR'] = File.expand_path(`git rev-parse --git-dir`.chomp)
+  old_sha = `git rev-parse refs/remotes/origin/gh-pages`.chomp
+  Dir.chdir('output/book') do
+    ENV['GIT_INDEX_FILE'] = gif = '/tmp/dev.gb.i'
+    ENV['GIT_WORK_TREE'] = Dir.pwd
+    File.unlink(gif) if File.file?(gif)
+    `git add -A`
+    tsha = `git write-tree`.strip
+    puts "Created tree   #{tsha}"
+    if old_sha.size == 40
+      csha = `echo 'boom' | git commit-tree #{tsha} -p #{old_sha}`.strip
+    else
+      csha = `echo 'boom' | git commit-tree #{tsha}`.strip
+    end
+    puts "Created commit #{csha}"
+    puts `git show #{csha} --stat`
+    puts "Updating gh-pages from #{old_sha}"
+    `git update-ref refs/heads/gh-pages #{csha}`
+    `git push origin gh-pages`
+  end
+end