Class: FileManager

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

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ FileManager

Returns a new instance of FileManager.



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# File 'lib/vimamsa/file_manager.rb', line 6

def initialize()
  @buf = nil
  @cut_files = []
  @copied_files = []
end

Class Method Details

.chdir_parent ⇒ Object 



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# File 'lib/vimamsa/file_manager.rb', line 12

def self.chdir_parent()
  @@cur.chdir_parent
end

.cur ⇒ Object 



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# File 'lib/vimamsa/file_manager.rb', line 16

def self.cur()
  return @@cur
end

.init ⇒ Object 



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# File 'lib/vimamsa/file_manager.rb', line 20

def self.init()
  reg_act(:start_file_selector, proc { FileManager.new.run; vma.kbd.set_mode(:file_exp); }, "File selector")

  reg_act(:fexp_chdir_parent, proc { FileManager.chdir_parent }, "File selector")
  reg_act(:fexp_select, proc { buf.module.select_line }, "")

  reg_act(:fexp_sort_mtime, proc { FileManager.cur.sort_mtime }, "Sort based on time")
  reg_act(:fexp_sort_fname, proc { FileManager.cur.sort_fname }, "Sort based on file name")

  bindkey "C , j f", :start_file_selector
  bindkey "C , f", :start_file_selector

  # bindkey "C o", :delete_state

  vma.kbd.add_minor_mode("fexp", :file_exp, :command)

  bindkey "fexp o m", :fexp_sort_mtime
  bindkey "fexp o f", :fexp_sort_fname

  # These are not yet safe to use
  if cnf.fexp.experimental?
    reg_act(:fexp_cut_file, proc { FileManager.cur.cut_file }, "Cut file (to paste elsewhere)")
    reg_act(:fexp_copy_file, proc { FileManager.cur.copy_file }, "Copy file (to paste elsewhere)")
    reg_act(:fexp_delete_file, proc { FileManager.cur.delete_file }, "Delete current file")
    reg_act(:fexp_paste_files, proc { FileManager.cur.paste_files }, "Move previously cut files here")

    bindkey "fexp d d", :fexp_cut_file
    bindkey "fexp y y", :fexp_copy_file
    bindkey "fexp d D", :fexp_delete_file
    bindkey "fexp p p", :fexp_paste_files
  end

  # bindkey "fexp l", [:fexp_right, proc { debug "==fexp_right==" }, ""]
  bindkey "fexp h", :fexp_chdir_parent
  bindkey "fexp esc", [:fexp_quit, proc { FileManager.cur.quit }, ""]
  bindkey "fexp enter", :fexp_select
  bindkey "fexp l", :fexp_select

  @sort_by = :name
end

Instance Method Details

#chdir_parent ⇒ Object 



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# File 'lib/vimamsa/file_manager.rb', line 61

def chdir_parent
  dir_to_buf(fullp(".."))
end

#copy_file ⇒ Object 



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# File 'lib/vimamsa/file_manager.rb', line 130

def copy_file
  fn = cur_file
  debug "COPY FILE #{fn}", 2
  @copied_files << fn
  @cut_files = []
end

#cur_file ⇒ Object 



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# File 'lib/vimamsa/file_manager.rb', line 248

def cur_file
  return nil if @buf.lpos < @header.size
  fn = fullp(@buf.get_current_line[0..-2])
  return fn
end

#cut_file ⇒ Object 



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# File 'lib/vimamsa/file_manager.rb', line 123

def cut_file
  fn = cur_file
  debug "CUT FILE #{fn}", 2
  @cut_files << fn
  @copied_files = []
end

#delete_file ⇒ Object 



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# File 'lib/vimamsa/file_manager.rb', line 146

def delete_file
  fn = cur_file
  if File.file?(fn)
    @file_to_delete = fn #TODO: set as parameter to confirm_box
    Gui.confirm("Delete the file? \r #{fn}",
                self.method("delete_file_confirmed"))
  elsif File.directory?(fn)
    @file_to_delete = fn #TODO: set as parameter to confirm_box
    Gui.confirm("Delete the directory? \r #{fn}",
                self.method("delete_file_confirmed"))
  else
    message "Can't delete #{fn}"
  end

  # TODO: FileUtils.remove_dir

  #TODO:
end

#delete_file_confirmed(*args) ⇒ Object 



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# File 'lib/vimamsa/file_manager.rb', line 137

def delete_file_confirmed(*args)
  debug args, 2
  fn = @file_to_delete
  message "Deleting file #{fn}"
  # FileUtils.remove_file(fn)
  FileUtils.remove_entry_secure(fn, force = false)
  refresh
end

#dir_to_buf(dirpath, b = nil) ⇒ Object 



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# File 'lib/vimamsa/file_manager.rb', line 165

def dir_to_buf(dirpath, b = nil)
  # File.stat("testfile").mtime

  debug "last file: #{vma.buffers.last_file}", 2
  lastf = vma.buffers.last_file
  jumpto = nil
  if File.dirname(lastf) == dirpath
    jumpto = File.basename(lastf)
  end
  vma.buffers.last_dir = dirpath
  dirpath = File.expand_path(dirpath)
  @header = []
  @header << "#{dirpath}"
  @header << "=" * 40
  @ld = dirpath # Path to current directory
  @dlist = Dir.children(@ld).sort
  @cdirs = [] # Dirs in current directory
  @cfiles = [] # Files in current directory
  for x in @dlist
    fpath = fullp(x)

    ok = true
    begin
      fstat = File.stat(fpath)
    rescue Errno::ENOENT # Broken link or something
      next
    end
    next if x[0] == "."
    if File.directory?(fpath)
      # if f.directory?(fpath)
      @cdirs << x
    else
      @cfiles << [x, fstat]
    end
  end

  @cfiles.sort_by! { |x| x[1].mtime }.reverse! if @sort_by == :mtime
  @cfiles.sort_by! { |x| x[1].size }.reverse! if @sort_by == :size
  @cfiles.sort_by! { |x| x[0] } if @sort_by == :name

  s = ""
  s << @header.join("\n")
  s << "\n"
  s << "..\n"
  s << @cdirs.join("\n")
  s << "\n"
  s << "\n"
  jumppos = nil
  for f in @cfiles
    if f[0] == jumpto
      jumppos = s.size
    end
    s << "#{f[0]}\n"
    # s << @cfiles.join("\n")
  end

  if @buf.nil?
    @buf = create_new_buffer(s, "filemgr")
    @buf.default_mode = :file_exp
    @buf.module = self
    @buf.active_kbd_mode = :file_exp
  else
    @buf.set_content(s)
  end
  if jumppos
    @buf.set_pos(jumppos)
  else
    @buf.set_line_and_column_pos(@header.size, 0)
  end
end

#fullp(fn) ⇒ Object 



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# File 'lib/vimamsa/file_manager.rb', line 236

def fullp(fn)
  "#{@ld}/#{fn}"
end

#paste_files ⇒ Object 



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# File 'lib/vimamsa/file_manager.rb', line 83

def paste_files
  if !@cut_files.empty?
    message "MOVE FILES #{@cut_files.join(",")} TO #{@ld} "
    # Thread.new {
    for fn in @cut_files
      FileUtils.move(fn, @ld)
      debug "FileUtils.move(#{fn}, #{@ld})"
    end
  elsif !@copied_files.empty?
    for fn in @copied_files
      bn = File.basename(fn)
      bnwe = File.basename(fn, ".*")
      ext = File.extname(fn)
      dst = "#{@ld}/#{bn}"
      break if !File.exist?(fn)
      if dst == fn #or File.exist?(dst)
        i = 1
        exists = true
        while File.exist?(dst)
          dst = "#{@ld}/#{bnwe}_copy#{i}#{ext}"
          i += 1
        end
      elsif File.exist?(dst)
        message("File #{dst} already exists")
        break
        #TODO: confirm if user wants to replace existing file
      end
      message "FileUtils.copy_entry(#{fn}, #{dst})"
      FileUtils.copy_entry(fn, dst, preserve = false, dereference_root = false, remove_destination = false)
    end
  else
    message "Nothing to paste, cut/copy some files first!"
    return
  end
  # }
  @cut_files = []
  @copied_files = []
  refresh
end

#quit ⇒ Object 



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# File 'lib/vimamsa/file_manager.rb', line 276

def quit
  @buf.close
end

#refresh ⇒ Object 



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# File 'lib/vimamsa/file_manager.rb', line 240

def refresh
  # TODO: only apply diff
  lpos = @buf.lpos
  # cpos = @buf.cpos
  dir_to_buf(@ld)
  @buf.set_line_and_column_pos(lpos, 0)
end

#run ⇒ Object 



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# File 'lib/vimamsa/file_manager.rb', line 65

def run
  @@cur = self
  ld = buflist.get_last_dir
  dir_to_buf(ld)
  # debug "ld=#{ld}"
  # dlist = Dir["#{ld}/*"]
end

#select_line ⇒ Object 



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# File 'lib/vimamsa/file_manager.rb', line 254

def select_line
  # return if @buf.lpos < @header.size
  # debug "def select_line"
  # fn = fullp(@buf.get_current_line[0..-2])
  fn = cur_file
  return if fn.nil?
  if File.directory?(fn)
    debug "CHDIR: #{fn}"
    dir_to_buf(fn)
    # elsif vma.can_open_extension?(fn)
    # jump_to_file(fn)
  elsif file_is_text_file(fn)
    # bufs.close_current_buffer
    jump_to_file(fn)
    # vma.buffers.set_current_buffer(idx)
    vma.buffers.close_other_buffer(@buf.id)

  else
    open_with_default_program(fn)
  end
end

#sort_fname ⇒ Object 



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# File 'lib/vimamsa/file_manager.rb', line 78

def sort_fname
  @sort_by = :name
  dir_to_buf(@ld)
end

#sort_mtime ⇒ Object 



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# File 'lib/vimamsa/file_manager.rb', line 73

def sort_mtime
  @sort_by = :mtime
  dir_to_buf(@ld)
end