Class: DraftManager

Inherits:
Object
  • Object
show all
Includes:
BluxIndexer
Defined in:
lib/draft_manager.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from BluxIndexer

#check_count, #check_filename, #check_index, #delete_attribute, #delete_index, #ensure_not_deleted, #get_attribute, #load_index, #print_index, #save_index, #set_attribute

Instance Attribute Details

#draft_dir ⇒ Object (readonly)

Returns the value of attribute draft_dir.



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# File 'lib/draft_manager.rb', line 27

def draft_dir
  @draft_dir
end

#index_file ⇒ Object (readonly)

Returns the value of attribute index_file.



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# File 'lib/draft_manager.rb', line 28

def index_file
  @index_file
end

#launch_editor_cmd ⇒ Object (readonly)

Returns the value of attribute launch_editor_cmd.



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# File 'lib/draft_manager.rb', line 26

def launch_editor_cmd
  @launch_editor_cmd
end

#temp_dir ⇒ Object (readonly)

Returns the value of attribute temp_dir.



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# File 'lib/draft_manager.rb', line 27

def temp_dir
  @temp_dir
end

Instance Method Details

#create_draft ⇒ Object 



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# File 'lib/draft_manager.rb', line 51

def create_draft
  temp_file = Tempfile.new('draft', @temp_dir)
  temp_file.close

  if system "#{@launch_editor_cmd} #{temp_file.path}"
    if temp_file.size > 0
      move_temp_file temp_file.path
    end
  else
    msg = "couldn't launch editor with command #{@launch_editor_cmd}"
    raise RuntimeError, msg
  end

  print_index if @verbose
end

#delete_draft(filename) ⇒ Object 



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# File 'lib/draft_manager.rb', line 90

def delete_draft(filename)
  set_attribute(filename, "deleted", Time.now.to_s)
  print_index if @verbose
end

#edit_draft(filename) ⇒ Object 



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# File 'lib/draft_manager.rb', line 77

def edit_draft(filename)
  check_filename(filename) do  |draft_filename|
    if system "#{@launch_editor_cmd} #{draft_filename}"
      set_attribute(filename, "edited_time", Time.now.to_s)
    else
      msg = "couldn't launch editor with command #{@launch_editor_cmd}"
      raise RuntimeError, msg
    end
  end

  print_index if @verbose
end

#get_draft_by_title(title) ⇒ Object 



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# File 'lib/draft_manager.rb', line 154

def get_draft_by_title(title)
  check_count do
    index = load_index
    index.keys.each do |key|
      draft_title = index[key]["title"]
      return key if draft_title == title
    end
  end
end

#get_latest_created_draft ⇒ Object 



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# File 'lib/draft_manager.rb', line 143

def get_latest_created_draft
  check_count do
    index = load_index
    index.reject do |key, val|
      val["deleted"] != nil
    end.sort do |a,b| 
      Time.parse(a[1]["creation_time"]) <=> Time.parse(b[1]["creation_time"])
    end[-1][0]
  end
end

#list ⇒ Object 



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# File 'lib/draft_manager.rb', line 95

def list
  block = Enumerator.new do |g|
    index = load_index
    index.keys.each do |k|
      g << k if index[k]["deleted"] == nil
    end
  end

  block
end

#move_temp_file(tempfile) ⇒ Object 



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# File 'lib/draft_manager.rb', line 67

def move_temp_file(tempfile)
  if system "mv #{tempfile} #{@draft_dir}"
    index_key = File.basename(tempfile)
    set_attribute(index_key, "creation_time", Time.now.to_s)
  else
    msg = "failed to move the temp file to the draft folder"
    raise RuntimeError, msg
  end
end

#output(filename) ⇒ Object 



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# File 'lib/draft_manager.rb', line 125

def output(filename)
  ensure_not_deleted filename
  check_filename(filename) do |draft_filename|
    File.open(draft_filename, 'r') do |f|
      if f.eof?
        ''
      else
        text = ''
        f.each do |l|
          text += l
        end

        text
      end
    end
  end
end

#setup(editor_cmd, temp_dir, draft_dir, options = {}) ⇒ Object 



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# File 'lib/draft_manager.rb', line 32

def setup(editor_cmd, temp_dir, draft_dir, options = {})
  @verbose = options[:verbose] ||= false

  @launch_editor_cmd = editor_cmd
  @temp_dir = temp_dir
  @draft_dir = draft_dir
  @index_file = "#{@draft_dir}/.draft_index"

  value = true
  value = system "touch #{@index_file}" unless File.exists? @index_file

  if value
    print_index if @verbose
  else
    msg = 'could not create the draft index file'
    raise RuntimeError, msg
  end
end

#show_info(filename) ⇒ Object 



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# File 'lib/draft_manager.rb', line 106

def show_info(filename)
  check_index(filename) do |full_index, index|
    index.to_json
  end
end

#show_preview(filename) ⇒ Object 



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# File 'lib/draft_manager.rb', line 112

def show_preview(filename)
  check_filename(filename) do |draft_filename|
    File.open(draft_filename, 'r') do |f|
      if f.eof?
        ''
      else
        line = f.readline.gsub("\n", '')
        line.length > 76 ? line[0..75] + '...' : line
      end
    end
  end
end