336 lines
9.0 KiB
Ruby
336 lines
9.0 KiB
Ruby
require 'thor'
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class Homesick < Thor
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autoload :Shell, 'homesick/shell'
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autoload :Actions, 'homesick/actions'
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include Thor::Actions
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include Homesick::Actions
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add_runtime_options!
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GITHUB_NAME_REPO_PATTERN = /\A([A-Za-z_-]+\/[A-Za-z_-]+)\Z/
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SUBDIR_FILENAME = ".homesick_subdir"
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def initialize(args=[], options={}, config={})
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super
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self.shell = Homesick::Shell.new
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end
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desc "clone URI", "Clone +uri+ as a castle for homesick"
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def clone(uri)
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inside repos_dir do
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destination = nil
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if File.exist?(uri)
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uri = Pathname.new(uri).expand_path
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if uri.to_s.start_with?(repos_dir.to_s)
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raise "Castle already cloned to #{uri}"
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end
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destination = uri.basename
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ln_s uri, destination
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elsif uri =~ GITHUB_NAME_REPO_PATTERN
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destination = Pathname.new($1)
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git_clone "git://github.com/#{$1}.git", :destination => destination
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elsif uri =~ /\/([^\/]*?)(\.git)?\Z/
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destination = Pathname.new($1)
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git_clone uri
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elsif uri =~ /[^:]+:([^:]+)(\.git)?\Z/
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destination = Pathname.new($1)
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git_clone uri
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else
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raise "Unknown URI format: #{uri}"
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end
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if destination.join('.gitmodules').exist?
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inside destination do
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git_submodule_init
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git_submodule_update
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end
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end
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homesickrc = destination.join('.homesickrc').expand_path
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if homesickrc.exist?
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proceed = shell.yes?("#{uri} has a .homesickrc. Proceed with evaling it? (This could be destructive)")
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if proceed
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shell.say_status "eval", homesickrc
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inside destination do
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eval homesickrc.read, binding, homesickrc.expand_path
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end
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else
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shell.say_status "eval skip", "not evaling #{homesickrc}, #{destination} may need manual configuration", :blue
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end
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end
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end
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end
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desc "pull CASTLE", "Update the specified castle"
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method_option :all, :type => :boolean, :default => false, :required => false, :desc => "Update all cloned castles"
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def pull(name="")
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if options[:all]
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inside_each_castle do |castle|
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shell.say castle.to_s.gsub(repos_dir.to_s + '/', '') + ':'
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update_castle castle
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end
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else
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update_castle name
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end
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end
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desc "commit CASTLE", "Commit the specified castle's changes"
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def commit(name)
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commit_castle name
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end
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desc "push CASTLE", "Push the specified castle"
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def push(name)
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push_castle name
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end
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desc "symlink CASTLE", "Symlinks all dotfiles from the specified castle"
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method_option :force, :default => false, :desc => "Overwrite existing conflicting symlinks without prompting."
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def symlink(name)
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check_castle_existance(name, "symlink")
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inside castle_dir(name) do
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# prepare subdir information
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subdir_file = Pathname.new(".").join(SUBDIR_FILENAME)
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subdirs = []
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if subdir_file.exist? then
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subdir_file.readlines.each do |subdir|
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subdirs.push(subdir.chomp)
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end
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end
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ignore_dirs = []
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subdirs.each do |subdir|
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splited_subdir = Pathname.new(subdir).split
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ignore_dir = splited_subdir[0].to_s
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if ignore_dir == "." then
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ignore_dir = splited_subdir[1].to_s
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end
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ignore_dirs.push(ignore_dir)
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end
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# link files
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files = Pathname.glob('{.*,*}').reject{|a| [".", "..", SUBDIR_FILENAME, ignore_dirs].flatten.include?(a.to_s)}
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files.each do |path|
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absolute_path = path.expand_path
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inside home_dir do
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adjusted_path = (home_dir + path).basename
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ln_s absolute_path, adjusted_path
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end
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end
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# link files in subdirs
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subdirs.each do |subdir|
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inside subdir do
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files = Pathname.glob('{.*,*}').reject{|a| [".", ".."].include?(a.to_s)}
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files.each do |path|
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absolute_path = path.expand_path
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inside home_dir.join(subdir) do
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adjusted_path = (home_dir + subdir + path).basename
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ln_s absolute_path, adjusted_path
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end
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end
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end
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end
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end
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end
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desc "track FILE CASTLE", "add a file to a castle"
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def track(file, castle)
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castle = Pathname.new(castle)
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file = Pathname.new(file.chomp('/'))
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check_castle_existance(castle, 'track')
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absolute_path = file.expand_path
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relative_dir = absolute_path.relative_path_from(home_dir).dirname
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castle_path = Pathname.new(castle_dir(castle)).join(relative_dir)
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unless castle_path.exist?
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FileUtils.mkdir_p castle_path
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end
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# Are we already tracking this or anything inside it?
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target = Pathname.new(castle_path.join(file.basename))
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if target.exist?
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if absolute_path.directory?
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move_dir_contents(target, absolute_path)
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absolute_path.rmtree
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manifest_remove(castle, relative_dir + file.basename)
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elsif more_recent? absolute_path, target
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target.delete
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mv absolute_path, castle_path
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else
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shell.say_status(:track, "#{target} already exists, and is more recent than #{file}. Run 'homesick SYMLINK CASTLE' to create symlinks.", :blue) unless options[:quiet]
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end
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else
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mv absolute_path, castle_path
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end
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inside home_dir do
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absolute_path = castle_path + file.basename
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home_path = home_dir + relative_dir + file.basename
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ln_s absolute_path, home_path
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end
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inside castle_path do
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git_add absolute_path
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end
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# are we tracking something nested? Add the parent dir to the manifest
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unless relative_dir.eql?(Pathname.new('.'))
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manifest_add(castle, relative_dir)
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end
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end
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desc "list", "List cloned castles"
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def list
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inside_each_castle do |castle|
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say_status castle.relative_path_from(repos_dir).to_s, `git config remote.origin.url`.chomp, :cyan
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end
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end
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desc "generate PATH", "generate a homesick-ready git repo at PATH"
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def generate(castle)
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castle = Pathname.new(castle).expand_path
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github_user = `git config github.user`.chomp
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github_user = nil if github_user == ""
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github_repo = castle.basename
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empty_directory castle
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inside castle do
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git_init
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if github_user
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url = "git@github.com:#{github_user}/#{github_repo}.git"
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git_remote_add 'origin', url
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end
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empty_directory "home"
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end
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end
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protected
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def home_dir
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@home_dir ||= Pathname.new(ENV['HOME'] || '~').expand_path
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end
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def repos_dir
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@repos_dir ||= home_dir.join('.homesick', 'repos').expand_path
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end
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def castle_dir(name)
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repos_dir.join(name, 'home')
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end
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def check_castle_existance(name, action)
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unless castle_dir(name).exist?
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say_status :error, "Could not #{action} #{name}, expected #{castle_dir(name)} exist and contain dotfiles", :red
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exit(1)
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end
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end
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def all_castles
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dirs = Pathname.glob("#{repos_dir}/**/.git", File::FNM_DOTMATCH)
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# reject paths that lie inside another castle, like git submodules
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return dirs.reject do |dir|
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dirs.any? {|other| dir != other && dir.fnmatch(other.parent.join('*').to_s) }
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end
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end
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def inside_each_castle(&block)
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all_castles.each do |git_dir|
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castle = git_dir.dirname
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Dir.chdir castle do # so we can call git config from the right contxt
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yield castle
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end
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end
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end
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def update_castle(castle)
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check_castle_existance(castle, "pull")
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inside repos_dir.join(castle) do
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git_pull
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git_submodule_init
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git_submodule_update
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end
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end
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def commit_castle(castle)
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check_castle_existance(castle, "commit")
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inside repos_dir.join(castle) do
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git_commit_all
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end
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end
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def push_castle(castle)
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check_castle_existance(castle, "push")
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inside repos_dir.join(castle) do
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git_push
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end
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end
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def manifest(castle)
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Pathname.new(repos_dir.join(castle, '.manifest'))
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end
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def manifest_add(castle, path)
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manifest_path = manifest(castle)
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File.open(manifest_path, 'a+') do |manifest|
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manifest.puts path unless manifest.readlines.inject(false) { |memo, line| line.eql?("#{path.to_s}\n") || memo }
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end
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inside castle_dir(castle) do
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git_add manifest_path
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end
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end
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def manifest_remove(castle, path)
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manifest_file = manifest(castle)
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if manifest_file.exist?
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lines = IO.readlines(manifest_file).delete_if { |line| line == "#{path}\n" }
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File.open(manifest_file, 'w') { |manfile| manfile.puts lines }
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end
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inside castle_dir(castle) do
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git_add manifest_file
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end
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end
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def move_dir_contents(target, dir_path)
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child_files = dir_path.children
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child_files.each do |child|
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target_path = target.join(child.basename)
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if target_path.exist?
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if more_recent?(child, target_path) && target.file?
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target_path.delete
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mv child, target
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end
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next
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end
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mv child, target
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end
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end
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def more_recent?(first, second)
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first_p = Pathname.new(first)
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second_p = Pathname.new(second)
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first_p.mtime > second_p.mtime && !first_p.symlink?
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end
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end
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