Class: Henchman::AppleScript

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

Instance Method Summary collapse

Instance Method Details

#applescript_command(script) ⇒ Object 



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# File 'lib/applescript.rb', line 82

def applescript_command(script)
  "osascript -e '#{script}' 2> /dev/null"
end

#fetch? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/applescript.rb', line 110

def fetch?
  (%x(#{applescript_command(prompt_script)}).chomp == "button returned:OK") ? true : false
end

#get_active_app ⇒ Object 



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# File 'lib/applescript.rb', line 114

def get_active_app
  %x(#{applescript_command(get_active_app_script)}).chomp
end

#get_active_app_script ⇒ Object 



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# File 'lib/applescript.rb', line 9

def get_active_app_script
  "tell application \"System Events\"\n"\
 "  set activeApp to name of first application process whose frontmost is true\n"\
 "  return activeApp\n"\
  "end tell"
end

#get_album_tracks_of(selection) ⇒ Object 



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# File 'lib/applescript.rb', line 101

def get_album_tracks_of selection
  artist = selection[:artist]
  album  = selection[:album]
  tracks = %x(#{applescript_command(get_album_tracks_script artist, album)}).chomp
  tracks = tracks.split(@delimiter)
  tracks.delete selection[:track]
  tracks
end

#get_album_tracks_script(artist, album) ⇒ Object 



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# File 'lib/applescript.rb', line 62

def get_album_tracks_script artist, album
  "tell application \"iTunes\"\n"\
  "  try\n"\
  "    set data_tracks to "\
  "        (every track whose artist is \"#{artist}\" "\
  "                        and album is \"#{album}\")\n"\
  "    set data_tracks_str to \"\"\n"\
  "    repeat with data_track in data_tracks\n"\
  "      set data_tracks_str to data_tracks_str & (name of data_track) as string\n"\
      "      if (name of (last item of data_tracks)) is not (name of data_track) then\n"\
      "        set data_tracks_str to data_tracks_str & \"#{@delimiter}\"\n"\
      "      end if\n"\
  "    end repeat\n"\
  "    return data_tracks_str\n"\
  "  on error\n"\
  "    return 0\n"\
  "  end try\n"\
  "end tell"
end

#get_selection(ret) ⇒ Object 



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# File 'lib/applescript.rb', line 86

def get_selection ret
  selection = %x( #{applescript_command(get_selection_script)} ).chomp
  info = selection.split(@delimiter)
  if info.empty?
    false
  elsif info[3] == "/missing value" || !File.exists?(info[3])
    ret[:artist]   = info[0]
    ret[:album]    = info[1]
    ret[:track]    = info[2]
    true
  else
    false
  end
end

#get_selection_script ⇒ Object 



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# File 'lib/applescript.rb', line 42

def get_selection_script
  "tell application \"iTunes\"\n"\
  "  try\n"\
  "    if class of selection as string is \"file track\" then\n"\
  "      set data_artist to artist of selection as string\n"\
  "      set data_album to album of selection as string\n"\
  "      set data_title to name of selection as string\n"\
  "      set data_location to POSIX path of (location of selection as string)\n"\
  "      set str to data_artist & \"#{@delimiter}\" & "\
  "                 data_album  & \"#{@delimiter}\" & "\
  "                 data_title  & \"#{@delimiter}\" & "\
  "                 data_location\n"\
  "      return str\n"\
  "    end if\n"\
  "  on error\n"\
  "    return \"\"\n"\
  "  end try\n"\
  "end tell"
end

#prompt_script ⇒ Object 



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# File 'lib/applescript.rb', line 16

def prompt_script
  "tell application \"iTunes\"\n"\
  "  display dialog \"Fetch?\"\n"\
  "end tell"
end

#set_track_location(selection, local_file) ⇒ Object 



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# File 'lib/applescript.rb', line 118

def set_track_location selection, local_file
  ret = %x(#{applescript_command(update_track_location_script selection, local_file)}).chomp
  if ret.empty? || ret == '0'
    puts "Could not update location of #{selection.values.join(':')} to #{local_file}"
    false
  else
    true
  end
end

#setup(config) ⇒ Object 



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# File 'lib/applescript.rb', line 5

def setup config
  @delimiter = config[:delimiter]
end

#update_track_location_script(selection, local_file) ⇒ Object 



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# File 'lib/applescript.rb', line 22

def update_track_location_script selection, local_file
  "tell application \"iTunes\"\n"\
  "  try\n"\
  "    set data_tracks to "\
  "      (every track whose artist is \"#{selection[:artist].gsub(/'/){ %q('"'"') }}\" and "\
  "                         album  is \"#{selection[:album].gsub(/'/){ %q('"'"') }}\"  and "\
  "                         name   is \"#{selection[:track].gsub(/'/){ %q('"'"') }}\")\n"\
  "    if (count of data_tracks) is 1 then\n"\
  "      set location of (item 1 of data_tracks) to "\
  "        (POSIX file \"#{local_file.gsub(/'/){ %q('"'"') }}\")\n"\
  "      return 1\n"\
  "    else\n"\
  "      return 0\n"\
  "    end if\n"\
  "  on error\n"\
  "    return 0\n"\
  "  end try\n"\
  "end tell"
end