Class: GhettoNotes::Installer

Inherits:
Object
  • Object
show all
Defined in:
lib/ghetto_notes/installer.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(sync_dir, crontab: Crontab.new) ⇒ Installer 



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# File 'lib/ghetto_notes/installer.rb', line 7

def initialize(sync_dir, crontab: Crontab.new)
  @sync_dir = sync_dir
  @crontab = crontab
end

Instance Attribute Details

#crontab ⇒ Object (readonly)

Returns the value of attribute crontab.



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# File 'lib/ghetto_notes/installer.rb', line 5

def crontab
  @crontab
end

#sync_dir ⇒ Object (readonly)

Returns the value of attribute sync_dir.



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# File 'lib/ghetto_notes/installer.rb', line 5

def sync_dir
  @sync_dir
end

Instance Method Details

#perform ⇒ Object 



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# File 'lib/ghetto_notes/installer.rb', line 12

def perform
  cmd = "#{GhettoNotes.bin_file} sync #{sync_dir}"
  crontab_entry = "*/2 * * * * #{cmd}"
  existing_tab = crontab.current.split("\n")

  if existing_tab.include?(crontab_entry)
    $stderr.puts 'Already installed'
    return
  end

  new_crontab = Tempfile.new
  new_crontab << existing_tab.join("\n")
  new_crontab << "\n"
  new_crontab << crontab_entry
  new_crontab << "\n"
  new_crontab.close

  crontab.set_from(new_crontab.path)
end