installer: refactor install

install

@@ -1,13 +0,0 @@
-
-echo 'export GIT_UTILITIES_BIN="~/GitHub/rkiel/git-utilities/bin"' >> ~/.bash_profile
-
-echo 'export PATH=${GIT_UTILITIES_BIN}:$PATH' >> ~/.bash_profile
-
-echo 'source ~/GitHub/rkiel/git-utilities/dotfiles/git-completion.bash' >> ~/.bash_profile
-
-echo 'source ~/GitHub/rkiel/git-utilities/dotfiles/git-prompt.sh' >> ~/.bash_profile
-
-echo "export FEATURE_USER=$1" >> ~/.bash_profile
-
-echo 'source ~/GitHub/rkiel/git-utilities/dotfiles/bashrc' >> ~/.bashrc
-

install/bin/setup

@@ -0,0 +1,10 @@
+#!/usr/bin/env ruby
+
+require_relative '../lib/setup/commander'
+
+commander = Setup::Commander.new(ARGV)
+if commander.valid?
+  commander.execute
+else
+  commander.help
+end

install/lib/setup/commander.rb

@@ -0,0 +1,91 @@
+require 'ostruct'
+require 'optparse'
+require 'json'
+
+module Setup
+
+  class Commander
+
+    attr_accessor :options
+
+    def initialize (argv)
+      @options = OpenStruct.new
+
+      @option_parser = OptionParser.new do |op|
+        op.banner = "Usage: setup options"
+
+        op.on('-u','--user USER') do |argument|
+          options.user = argument
+        end
+
+        op.on_tail('-h','--help') do |argument|
+          puts op
+          exit
+        end
+      end
+
+      @option_parser.parse!(argv)
+      options.terms = argv # must be after parse!
+    end
+
+    def valid?
+      options.user
+    end
+
+    def help
+      puts @option_parser
+      exit
+    end
+
+    def execute
+      action = options.action
+
+
+      File.open("#{ENV['HOME']}/.bash_profile", "a") do |f|
+        f.puts
+        f.puts '#############################################################'
+        f.puts "# added by ~/GitHub/rkiel/git-utilities/install/bin/setup"
+        f.puts '#############################################################'
+        f.puts 'export GIT_UTILITIES_BIN="~/GitHub/rkiel/git-utilities/bin"'
+        f.puts 'export PATH=${GIT_UTILITIES_BIN}:$PATH'
+        f.puts 'source ~/GitHub/rkiel/git-utilities/dotfiles/git-completion.bash'
+        f.puts 'source ~/GitHub/rkiel/git-utilities/dotfiles/git-prompt.sh'
+        f.puts "export FEATURE_USER=#{options.user}" if options.user
+        f.puts '#############################################################'
+        f.puts
+      end
+
+      File.open("#{ENV['HOME']}/.bashrc", "a") do |f|
+        f.puts
+        f.puts '#############################################################'
+        f.puts "# added by ~/GitHub/rkiel/git-utilities/install/bin/setup"
+        f.puts '#############################################################'
+        f.puts 'source ~/GitHub/rkiel/git-utilities/dotfiles/bashrc'
+        f.puts '#############################################################'
+        f.puts
+      end
+
+    end
+
+    private
+
+    def run_cmd ( cmd )
+      puts
+      puts cmd
+      success = system cmd
+      unless success
+        error "(see above)"
+      end
+      puts
+    end
+
+    def error ( msg )
+      puts
+      puts "ERROR: #{msg}"
+      puts
+      exit
+    end
+
+  end
+
+end