Class: Hikkmemo::Session

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(path, opts = {}) ⇒ Session

Returns a new instance of Session.



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# File 'lib/hikkmemo/session.rb', line 15

def initialize(path, opts = {})
  opts[:log_to]       ||= :files
  opts[:boards]       ||= {}
  opts[:history_size] ||= 10
  @prompt       = opts[:prompt] || 'hikkmemo/%b>'
  @prompt_color = opts[:prompt_color] || :default
  @theme   = opts[:theme]   || :solid
  @colors  = opts[:colors]  || :default
  @log_msg = opts[:log_msg] || '%t %k (%b) %m'
  @msg_sz  = opts[:msg_sz]  || 100

  @path    = File.expand_path(path).chomp('/')
  @history = RingBuffer.new(opts[:history_size])
  @aux_cnt = 0
  @workers = {}
  @cmds    = {}
  @board   = opts[:boards].keys[0].to_s

  cl = ->(k,b,m) { print "\r#{log_msg(k,b,m)}\n#{prompt}"}
  fl = ->(k,b,m) { File.open("#{@path}/#{b}.log", 'a') {|f| f.puts "#{time} #{k} #{m}" } }
  @logger = {
    :console => cl,
    :files   => fl,
    :console_and_files => ->(k,b,m) { cl.(k,b,m); fl.(k,b,m) }
  }[opts[:log_to]]

  opts[:boards].each {|b,r| serve(b.to_s, r) }
end

Instance Attribute Details

#history ⇒ Object (readonly)

Returns the value of attribute history.



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# File 'lib/hikkmemo/session.rb', line 13

def history
  @history
end

#path ⇒ Object (readonly)

Returns the value of attribute path.



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# File 'lib/hikkmemo/session.rb', line 13

def path
  @path
end

#workers ⇒ Object (readonly)

Returns the value of attribute workers.



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# File 'lib/hikkmemo/session.rb', line 13

def workers
  @workers
end

Instance Method Details

#cmd(name, &block) ⇒ Object 



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# File 'lib/hikkmemo/session.rb', line 123

def cmd(name, &block)
  @cmds[name] = block
end

#hook(board = nil, &block) ⇒ Object 



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# File 'lib/hikkmemo/session.rb', line 113

def hook(board = nil, &block)
  if board
    with_board_worker (board.to_s) {|w| w.on_add_post(&block) }
  else
    @workers.each do |b,w|
      w.on_add_post {|p| block.call(p,b) }
    end
  end
end

#interact ⇒ Object 



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# File 'lib/hikkmemo/session.rb', line 75

def interact
  loop do
    inp = Readline.readline(prompt, true)
    next unless inp
    cmd = inp.split
    case cmd[0]
    when 'exit' then break
    when 'help'
      puts '=========================================================================='
      puts '#  b = board'
      puts '#  p = post id'
      puts '#  t = thread id'
      puts '# ?x = optional x'
      puts '=========================================================================='
      puts 'history n      -- last n events'
      puts 'context b      -- set board in context (for cmds like "post" and "thread")'
      puts 'post    p   ?b -- print post'
      puts 'posts   n   ?b -- last n posts'
      puts 'tposts  n t ?b -- last n posts of thread'
      puts 'thread  t   ?b -- print all posts of thread'
    when 'history' then @history.last_n(cmd[1].to_i).each {|m| puts m }
    when 'context' then cmd_context cmd[1]
    when 'post'    then cmd_post    cmd[1].to_i, cmd[2] || @board
    when 'posts'   then cmd_posts   cmd[1].to_i, cmd[2] || @board
    when 'tposts'  then cmd_tposts  cmd[1].to_i, cmd[2].to_i, cmd[3] || @board
    when 'thread'  then cmd_thread  cmd[1].to_i, cmd[2] || @board
    else
      fn = @cmds[cmd[0]]
      fn && fn.(cmd.drop(1))
    end
    puts ''
  end
end

#notice(msg) ⇒ Object 



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# File 'lib/hikkmemo/session.rb', line 109

def notice(msg)
  print "\r#{time} ~ #{msg}\n#{prompt}".color(:cyan)
end

#serve(board, reader) ⇒ Object 



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# File 'lib/hikkmemo/session.rb', line 44

def serve(board, reader)
  FileUtils.mkdir_p [@path, "#{@path}/#{board}/"]
  File.open("#{@path}/#{board}.db", 'a') {}
  db = Sequel.sqlite("#{@path}/#{board}.db")

  db.create_table? :posts do
    Integer :id, :primary_key => true
    foreign_key :thread, :threads
    DateTime :date
    String :author
    String :subject
    String :message
    String :image
    String :embed
  end

  db.create_table? :threads do
    Integer :id, :primary_key => true
    Integer :last_post
    DateTime :date
  end

  worker = @workers[board] = Worker.new(db, reader)
  worker.on_add_thread {|t| log('+', board, "[#{t[:id]}]") }
  worker.on_add_post do |p|
    log('+', board, "#{p[:id]}[#{p[:thread]}] - '#{p[:message][0..@msg_sz].tr("\n",'')}...'")
    (img = p[:image]) && img.split(',').each {|img| download_image(board, img) }
  end
  worker.run
end