From 3b7637f1e596fd4d8cc66a7dfb1714582f7d846d Mon Sep 17 00:00:00 2001
From: Chris Eppstein <chris@eppsteins.net>
Date: Sat, 29 Aug 2009 15:52:21 -0700
Subject: [PATCH] Bootstrap download the yui plugin for the examples.

---
 Rakefile                        |  9 +++---
 examples/downloader.rb          | 57 +++++++++++++++++++++++++++++++++
 examples/ninesixty/bootstrap.rb | 45 ++------------------------
 examples/yui/bootstrap.rb       |  3 ++
 4 files changed, 66 insertions(+), 48 deletions(-)
 create mode 100644 examples/downloader.rb
 create mode 100644 examples/yui/bootstrap.rb

diff --git a/Rakefile b/Rakefile
index 47d77d7d..b53706ce 100644
--- a/Rakefile
+++ b/Rakefile
@@ -108,8 +108,10 @@ task :examples do
     next unless File.directory?(example)
     puts "\nCompiling #{example}"
     puts "=" * "Compiling #{example}".length
-    bootstrap_file = File.join(example, "bootstrap.rb")
-    load bootstrap_file if File.exists?(bootstrap_file)
+    Dir.chdir example do
+      load "bootstrap.rb" if File.exists?("bootstrap.rb")
+      Compass::Exec::Compass.new(["--force"]).run!
+    end
     # compile any haml templates to html
     FileList["#{example}/**/*.haml"].each do |haml_file|
       basename = haml_file[0..-6]
@@ -119,9 +121,6 @@ task :examples do
       output.write(engine.render)
       output.close
     end
-    Dir.chdir example do
-      Compass::Exec::Compass.new(["--force"]).run!
-    end
   end
 end
 
diff --git a/examples/downloader.rb b/examples/downloader.rb
new file mode 100644
index 00000000..eef35e4e
--- /dev/null
+++ b/examples/downloader.rb
@@ -0,0 +1,57 @@
+require 'net/http'
+require 'fileutils'
+require 'rubygems'
+require 'zip/zip'
+
+
+def fetch(uri_str, limit = 10)
+  raise ArgumentError, 'HTTP redirect too deep' if limit == 0
+
+  url = URI.parse(uri_str)
+  http = Net::HTTP.new(url.host, url.port)
+  http.open_timeout = 2
+  http.read_timeout = 30
+  response = http.start do |http|
+     puts "getting #{url.path}"
+     http.request_get(url.path)
+  end
+  
+  case response
+  when Net::HTTPSuccess     then response
+  when Net::HTTPRedirection then fetch(response['location'], limit - 1)
+  else
+    response.error!
+  end
+end
+
+def install_from_github(user, project, ext_name, working_directory = Dir.pwd)
+  download_link = "http://github.com/#{user}/#{project}/zipball/master"
+  extdir = File.join(working_directory,'extensions')
+  
+  if !File.exists?(extdir)
+    begin
+      puts "Downloading the #{ext_name} plugin into #{extdir}."
+      FileUtils.mkdir(extdir)
+      zipfile = File.join(extdir, "#{ext_name}.zip")
+      open(zipfile, "wb") do |tgz|
+        tgz << fetch(download_link).body
+      end
+      puts "Unzipping the #{ext_name} plugin."
+      Zip::ZipFile::open(zipfile) { |zf|
+         zf.each { |e|
+           fpath = File.join(extdir, e.name)
+           FileUtils.mkdir_p(File.dirname(fpath))
+           zf.extract(e, fpath)
+         }
+      }
+      File.unlink(zipfile)
+      funky_directory = Dir.glob(File.join(extdir,"#{user}-#{project}-*"))[0]
+      FileUtils.mv(funky_directory, File.join(extdir, ext_name))
+      puts "#{ext_name} installed."
+    rescue Exception => e
+      FileUtils.rm_rf(extdir)
+      raise
+    end
+  end
+
+end
diff --git a/examples/ninesixty/bootstrap.rb b/examples/ninesixty/bootstrap.rb
index 9ed36e28..b2b52d70 100644
--- a/examples/ninesixty/bootstrap.rb
+++ b/examples/ninesixty/bootstrap.rb
@@ -1,45 +1,4 @@
-require 'net/http'
-require 'fileutils'
-require 'rubygems'
-require 'zip/zip'
+require File.join(File.dirname(__FILE__), '..', 'downloader')
 
-extdir = File.join(File.dirname(__FILE__),'extensions')
-download_link = "http://github.com/chriseppstein/compass-960-plugin/zipball/master"
+install_from_github('chriseppstein', 'compass-960-plugin', 'ninesixty')
 
-def fetch(uri_str, limit = 10)
-  raise ArgumentError, 'HTTP redirect too deep' if limit == 0
-
-  response = Net::HTTP.get_response(URI.parse(uri_str))
-  case response
-  when Net::HTTPSuccess     then response
-  when Net::HTTPRedirection then fetch(response['location'], limit - 1)
-  else
-    response.error!
-  end
-end
-
-
-if !File.exists?(extdir)
-  begin
-    puts "Downloading the ninesixty plugin."
-    FileUtils.mkdir(extdir)
-    zipfile = File.join(extdir, "ninesixty.zip")
-    open(zipfile, "wb") do |tgz|
-      tgz << fetch(download_link).body
-    end
-    puts "Unzipping the ninesixty plugin."
-    Zip::ZipFile::open(zipfile) { |zf|
-       zf.each { |e|
-         fpath = File.join(extdir, e.name)
-         FileUtils.mkdir_p(File.dirname(fpath))
-         zf.extract(e, fpath)
-       }
-    }
-    File.unlink(zipfile)
-    funky_directory = Dir.glob(File.join(extdir,'chriseppstein-compass-960-plugin-*'))[0]
-    FileUtils.mv(funky_directory, File.join(extdir,'ninesixty'))
-  rescue Exception => e
-    FileUtils.rmdir(extdir)
-    raise
-  end
-end
diff --git a/examples/yui/bootstrap.rb b/examples/yui/bootstrap.rb
new file mode 100644
index 00000000..fcc0c7c4
--- /dev/null
+++ b/examples/yui/bootstrap.rb
@@ -0,0 +1,3 @@
+require File.join(File.dirname(__FILE__), '..', 'downloader')
+
+install_from_github('chriseppstein', 'yui-compass-plugin', 'yui')
\ No newline at end of file