Class: Root

Inherits:
Object
  • Object
show all
Defined in:
lib/sub/root.rb

Defined Under Namespace

Classes: Processes

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(root_path, app, clean = false) ⇒ Root

Returns a new instance of Root.



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# File 'lib/sub/root.rb', line 4

def initialize(root_path, app, clean = false)
  @root_path = root_path
  @app = app
  @clean = clean
  @status = nil
end

Instance Attribute Details

#app ⇒ Object (readonly)

Returns the value of attribute app.



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# File 'lib/sub/root.rb', line 2

def app
  @app
end

#root_path ⇒ Object (readonly)

Returns the value of attribute root_path.



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# File 'lib/sub/root.rb', line 2

def root_path
  @root_path
end

Instance Method Details

#checkout_external(external) ⇒ Object 



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# File 'lib/sub/root.rb', line 87

def checkout_external(external)
  @processes.launch do
    external.checkout
  end
end

#directories_containing_externals ⇒ Object 



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# File 'lib/sub/root.rb', line 116

def directories_containing_externals
  status.externals.collect do |path|
    if (path !~ /\//)
      "."
    else
      path.gsub(/\/[^\/]*$/, '')
    end
  end.uniq
end

#externals ⇒ Object 



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# File 'lib/sub/root.rb', line 108

def externals
  exts = []
  directories_containing_externals.collect do |parent|
    exts += External.externals_in_directory(parent, app)
  end
  exts
end

#remove_unversioned ⇒ Object 



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# File 'lib/sub/root.rb', line 93

def remove_unversioned
  status.unversioned.each do |path|
    if File.directory?(path)
      say "Removing unversioned directory #{path}"
    else
      say "Removing unversioned file #{path}"
    end
    FileUtils.rm_rf(path)
  end
end

#run(cmd, return_output = false) ⇒ Object 



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# File 'lib/sub/root.rb', line 19

def run(cmd, return_output = false)
  app.run(cmd, return_output)
end

#say(msg) ⇒ Object 



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# File 'lib/sub/root.rb', line 11

def say(msg)
  app.say(msg)
end

#status ⇒ Object 



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# File 'lib/sub/root.rb', line 104

def status
  @status ||= Status.new(run("svn st #{root_path}", true))
end

#svn(cmd) ⇒ Object 



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# File 'lib/sub/root.rb', line 15

def svn(cmd)
  app.svn(cmd)
end

#update ⇒ Object 



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# File 'lib/sub/root.rb', line 41

def update
  if @clean
    remove_unversioned
  end

  externals_before = externals

  svn("up --ignore-externals #{root_path}")
  # for some reason (array - array) doesn't work right here
  # so i had to write my own subtract method
  removed_externals = externals_before.subtract(externals)
  removed_externals.each do |ext|
    say "Removed external #{ext}"
    FileUtils.rm_rf(ext.path)
  end

  @processes = Processes.new

  already_up_to_date = []
  externals.each do |external|
    if external.should_update?
      if File.exists?(external.path)
        update_external(external)
      else
        checkout_external(external)
      end
    else
      already_up_to_date << external
    end
  end

  unless already_up_to_date.empty?
    say("External#{'s' if already_up_to_date.size > 1} " +
      already_up_to_date.collect {|external| external.name}.join(", ") +
      " already up to date")
  end

  @processes.join
end

#update_external(external) ⇒ Object 



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# File 'lib/sub/root.rb', line 81

def update_external(external)
  @processes.launch do
    external.update
  end
end