Class: Filecon::App

Inherits:
Typr::Browser
  • Object
show all
Includes:
Typr
Defined in:
lib/filecon.rb

Instance Method Summary collapse

Constructor Details

#initialize(args = {}) ⇒ App

Returns a new instance of App.



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# File 'lib/filecon.rb', line 153

def initialize args={}
  super
  @user.bindings.insert 1, "[o]pen"
  @user.bindings.insert 7, "[c]ommands"
  @user.draw
end

Instance Method Details

#build(str, id) ⇒ Object 



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# File 'lib/filecon.rb', line 113

def build str, id
  cmd = ""
  while str[/\%(name|dir|file|str)/]
    @user.draw( cmd += $` )
    case $&
      when '%name'; cmd += ?"+( id.is_a?( Array ) ? id.map{ |id|
        @directory + @data[id][NAME] }.join('" "') :
        @directory + @data[id][NAME] )+?"
      when '%dir';  cmd += ?"+(pick :directory)+?"
      when '%file'; cmd += ?"+(pick :file)+?"
      when '%str';  cmd += Typr.read :line
    end
    str = str[($`+$&).size..-1]
  end
  cmd += $' || str
  return cmd
end

#cd(dir, append = false) ⇒ Object 



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# File 'lib/filecon.rb', line 55

def cd dir, append=false; super
  File.write Filecon.dir_history_path,
  	@dir_history[0..Filecon.config["max_history"]].join($/)
  return
end

#cmd_history ⇒ Object 



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# File 'lib/filecon.rb', line 149

def cmd_history; run popup( { input: @cmd_history, align:[:left], left:left,
  colors: { columns: [ @colors[:cmd_history] ] } } ).pick(:row), true
end

#fly ⇒ Object 



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# File 'lib/filecon.rb', line 160

def fly
  loop do
    draw
    draw_hints :rows
    key = Typr.read :key
    @user.reset
    case key
      when KEY_ESCAPE; exit
      else
        id = send( key )
        open_file id, true if id.is_a? Integer
    end
  end
end

#open_file(id = nil, default = false) ⇒ Object 



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# File 'lib/filecon.rb', line 81

def open_file id=nil, default=false
  return unless id ||= @selected[:rows].empty? ?
    @user.ask( open:[self, :row] ) : @selected[:rows]
  types = if id.is_a? Array
    eval id.map{ |id| @data[id].values_at(SUBTYPE,TYPE).to_s }.join(?&)
  else @data[id].values_at(SUBTYPE, TYPE)
  end - [??] + [:default]

  commands = @commands.values_at( *types.map(&:to_sym) ).map(&:to_a).flatten 1
  cmd = if default; commands.first.last
  else move left+1,top+1
    if id.is_a?(Array); show "#{id.count.to_s} files: (#{ 
      types.join ?, })".ljust width
    else print id end
    return unless cmd = Grid.new( left:1, top:3, right: -1,
    input:commands, border: :light, format: [:min, :max],
    borders: { top: nil }, alternate: false,
    colors: {columns: [:green, :red] }  ).pick( :row )
    commands[ cmd ].last
  end
  cmd = build cmd, id
  if cmd.start_with? ?|
    fork { io = run( cmd, true )
      until io.eof?
        @user.draw io.readline.strip.scrub
        sleep 0.1
      end
    }
  else run( cmd, cmd[0..2] != '!cd' ) end
  draw
end

#run(cmd = nil, store = false) ⇒ Object 



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# File 'lib/filecon.rb', line 131

def run cmd=nil, store=false
  return unless cmd
  cmd = @cmd_history[cmd] if cmd.is_a? Integer
  case cmd[0]
    when ?! then io = StringIO.new eval( cmd[1..-1] ).to_s
    when ?| then io = open( cmd + " 2>&1" )
    when ?+ then io = open( ?| + @term +' '+ cmd[1..-1] + " 2>&1" )
    when ?= then Text.new(top: 2, right:-1, bottom:-2, border: :light,
      input:open( ?|+cmd[1..-1]+" 2>&1" ) ).pick :none
  end
  if store
    @cmd_history.unshift cmd
    @cmd_history.uniq!
    File.write Filecon.cmd_history_path, @cmd_history[0..Filecon.config["max_history"]].join($/)
  end
  return io
end

#switch_to(id = nil) ⇒ Object 



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# File 'lib/filecon.rb', line 61

def switch_to id=nil
  return unless id
  id = @views.keys[id] if id.is_a? Integer
  view = @views[id]
  return super if view.is_a? Array
  data = @data.map.with_index{ |row, id| row + view.values.map{ |cmd|
    next unless cmd.is_a?(String)
    built = build cmd, id
    io = built[0] == ?! ?
      StringIO.new( eval( built[1..-1] ).to_s ) :
      open( ?| + built + " 2>&1" )
    io.read(width).to_s.scrub.gsub(/[\n\t]/, ?|)
  }.compact }
  @sequence = [ NAME ] + view.keys.map{ |head|
    @header.index(head.to_s) || (@header += [head.to_s]; @header.count-1) }
  clear
  self << data
  @current = id
end