Class: FileLayer

Inherits:
Object
  • Object
show all
Defined in:
lib/homer/file_layer.rb

Class Method Summary collapse

Class Method Details

Moves the file to dotfiles directory and creates a symlink at original location



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# File 'lib/homer/file_layer.rb', line 38

def create_symlink(filename,file_path)
  file_in_dotfiles_folder = File.join(dotfiles_directory_path, filename)
  FileUtils.mv(file_path, file_in_dotfiles_folder)
  File.symlink(file_in_dotfiles_folder, file_path)
end

.delete_homer_folder ⇒ Object

Deletes the homer root



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# File 'lib/homer/file_layer.rb', line 20

def delete_homer_folder
  FileUtils.rm_rf(root_path)
end

.dotfiles_directory_path ⇒ Object

This is the directory to which the dotfiles will be moved



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# File 'lib/homer/file_layer.rb', line 54

def dotfiles_directory_path
  return File.join(root_path, "dotfiles/")
end

.dotfiles_path ⇒ Object

This is the dotfiles list YML file . This is where a mapping of files in dotfiles folder to actual location in filesystem exists



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# File 'lib/homer/file_layer.rb', line 49

def dotfiles_path
  return File.join(dotfiles_directory_path, "dotfiles_list.yml")
end

.get_generic_home_relative_path(filepath) ⇒ Object 



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# File 'lib/homer/file_layer.rb', line 63

def get_generic_home_relative_path(filepath)
  filepath.gsub(/\/home\/[^\/]*\//, "~/")
end

.prepare_homer_folder ⇒ Object

Creates the homer root directory if it does not exist already Creates the dotfiles directory if it does not exist already Creates a dotfiles list YML file if it does not exist already



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# File 'lib/homer/file_layer.rb', line 11

def prepare_homer_folder
  Dir.mkdir(root_path) unless Dir.exists?(root_path)
  Dir.mkdir(dotfiles_directory_path) unless Dir.exists?(dotfiles_directory_path)
  File.new(dotfiles_path , "w") unless File.exists?(dotfiles_path)
rescue Exception => e
  raise "~/.homer cannot be created : #{e.message}"
end

.read_symlink_file ⇒ Object

Reads and returns the contents of the dotfiles list YML file



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# File 'lib/homer/file_layer.rb', line 25

def read_symlink_file
  return {} if !File.exists?(dotfiles_path) or File.zero?(dotfiles_path)
  YAML.load_file(dotfiles_path)
end

.root_path ⇒ Object

This is where homer



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# File 'lib/homer/file_layer.rb', line 59

def root_path
  return File.join(Dir.home, ".homer")
end

.save_symlink_file(symlinks) ⇒ Object

Writes contents to dotfiles list YML file



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# File 'lib/homer/file_layer.rb', line 31

def save_symlink_file(symlinks)
  File.open(dotfiles_path,"w") do |out|
    YAML.dump(symlinks,out)
  end
end