add uninstall to rakefile

README.markdown

@@ -9,11 +9,20 @@ This is my collection of dotfiles, as inspired by Zack Holman, Ryan Bates, Eric
 To install, you must have rake installed on your machine. You can test for rake with the command `rake -V`. RVM is highly recommended.
 
   1. `git clone git@github.com:crymer11/dotfiles.git ~/.dotfiles`
-  2. `cd .dotfiles`
+  2. `cd ~/.dotfiles`
   3. `rake install`
 
 Any files ending in ".symlink" will be appropriately linked in the home directory (files beginning with a "." will not be symlinked).
 
+### uninstall
+
+To uninstall this setup:
+
+	1. `cd ~/.dotfiles`
+	2. `rake uninstall`
+
+All the symlinks created by `rake install` will be removed and any backups made during the installation will be replaced. 
+
 ## ooh, secrets
 
 The .gitignore file includes a line that ignores anything in a "secrets" directory. I use this to store anything private.

Rakefile

@@ -32,4 +32,21 @@ task :install do
     `ln -s "$PWD/#{linkable}" "#{target}"`
   end
 end
+
+task :uninstall do
+
+  Dir.glob('**/*.symlink').each do |linkable|
+
+    file = linkable.split('/').last.split('.symlink').last
+    target = "#{ENV["HOME"]}/.#{file}"
+
+    if File.symlink?(target)
+      FileUtils.rm(target)
+    end
+    if File.exists?("#{ENV["HOME"]}/.#{file}.backup")
+      `mv "$HOME/.#{file}.backup" "$HOME/.#{file}"` 
+    end
+  end
+
+end
 task :default => 'install'