mirror of
https://github.com/athityakumar/colorls.git
synced 2024-09-19 05:31:23 +02:00
229 lines
5.6 KiB
Ruby
Executable file
229 lines
5.6 KiB
Ruby
Executable file
#!/usr/bin/env ruby
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require 'colorize'
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require 'yaml'
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require 'facets'
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require 'terminfo'
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# Source for icons unicode: http://nerdfonts.com/
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class ColorLS # rubocop:disable ClassLength
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def initialize(input, report:, sort:, show:, one_per_line:)
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@input = input || Dir.pwd
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@count = { folders: 0, recognized_files: 0, unrecognized_files: 0 }
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@report = report
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@sort = sort
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@show = show
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@one_per_line = one_per_line
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@screen_width = TermInfo.screen_size.last
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init_contents
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@max_widths = @contents.map(&:length)
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init_icons
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end
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def init_contents
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unless Dir.exist?(@input)
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raise ArgumentError, "Specified directory doesn't exist: " + @input
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end
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@contents = Dir.entries(@input) - ['.', '..']
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filter_contents
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sort_contents
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end
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def filter_contents
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return unless @show
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@contents.keep_if do |x|
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if @show == 'dirs'
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Dir.exist?("#{@input}/#{x}")
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else
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!Dir.exist?("#{@input}/#{x}")
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end
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end
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end
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def sort_contents
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return unless @sort
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@contents.sort! do |a, b|
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cmp_by_dirs(a, b)
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end
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end
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def cmp_by_dirs(a, b)
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is_a_dir = Dir.exist?("#{@input}/#{a}")
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is_b_dir = Dir.exist?("#{@input}/#{b}")
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if is_a_dir ^ is_b_dir
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result = is_a_dir ? -1 : 1
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result *= -1 if @sort == 'files'
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result
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else
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cmp_by_alpha(a, b)
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end
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end
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def cmp_by_alpha(a, b)
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a.downcase <=> b.downcase
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end
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def ls
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@contents = chunkify
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@contents.each { |chunk| ls_line(chunk) }
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print "\n"
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display_report if @report
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true
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end
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private
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def init_icons
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@files = load_from_yaml('files.yaml')
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@file_aliases = load_from_yaml('file_aliases.yaml', true)
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@folders = load_from_yaml('folders.yaml')
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@folder_aliases = load_from_yaml('folder_aliases.yaml', true)
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@file_keys = @files.keys
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@file_aliase_keys = @file_aliases.keys
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@folder_keys = @folders.keys
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@folder_aliase_keys = @folder_aliases.keys
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@all_files = @file_keys + @file_aliase_keys
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@all_folders = @folder_keys + @folder_aliase_keys
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end
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def chunkify
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if @one_per_line
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@max_widths = [@max_widths.max]
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return @contents.zip
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end
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chunk_size = @contents.count
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until in_line(chunk_size) || chunk_size <= 1
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chunk_size -= 1
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chunk = get_chunk(chunk_size)
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end
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chunk || [@contents]
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end
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def get_chunk(chunk_size)
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chunk = @contents.each_slice(chunk_size).to_a
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chunk.last += [''] * (chunk_size - chunk.last.count)
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@max_widths = chunk.transpose.map { |c| c.map(&:length).max }
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chunk
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end
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def in_line(chunk_size)
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return false if @max_widths.sum + 6 * chunk_size > @screen_width
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true
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end
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def display_report
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print "\n Found #{@contents.flatten.length} contents in directory "
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.colorize(:white)
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print File.expand_path(@input).to_s.colorize(:blue)
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puts "\n\n\tFolders\t\t\t: #{@count[:folders]}"\
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"\n\tRecognized files\t: #{@count[:recognized_files]}"\
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"\n\tUnrecognized files\t: #{@count[:unrecognized_files]}"
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.colorize(:white)
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end
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def fetch_string(content, key, color, increment)
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@count[increment] += 1
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value = increment == :folders ? @folders[key] : @files[key]
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logo = value.gsub(/\\u[\da-f]{4}/i) { |m| [m[-4..-1].to_i(16)].pack('U') }
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"#{logo} #{content}".colorize(color)
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end
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def load_from_yaml(filename, aliase = false)
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prog = $PROGRAM_NAME
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path = prog.include?('/colorls.rb') ? prog.gsub('/colorls.rb', '') : '.'
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yaml = YAML.safe_load(File.read("#{path}/#{filename}")).symbolize_keys
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return yaml unless aliase
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yaml
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.to_a
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.map! { |k, v| [k, v.to_sym] }
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.to_h
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end
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def ls_line(chunk)
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print "\n"
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chunk.each_with_index do |content, i|
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break if content.empty?
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print " #{fetch_string(content, *options(content))}"
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print Dir.exist?("#{@input}/#{content}") ? '/'.colorize(:blue) : ' '
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print ' ' * (@max_widths[i] - content.length)
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end
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end
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def options(content)
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if Dir.exist?("#{@input}/#{content}")
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key = content.to_sym
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return %i[folder blue folders] unless @all_folders.include?(key)
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key = @folder_aliases[key] unless @folder_keys.include?(key)
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return [key, :blue, :folders]
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end
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key = content.split('.').last.downcase.to_sym
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return %i[file yellow unrecognized_files] unless @all_files.include?(key)
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key = @file_aliases[key] unless @file_keys.include?(key)
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[key, :green, :recognized_files]
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end
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end
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args = *ARGV
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report = args.include?('--report') || args.include?('-r')
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one_per_line = args.include?('-1')
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sort_files_first = args.include?('-sf') || args.include?('--sort-files')
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sort_dirs_first = args.include?('-sd') || args.include?('--sort-dirs')
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show_files_only = args.include?('-f') || args.include?('--files')
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show_dirs_only = args.include?('-d') || args.include?('--dirs')
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sort = if sort_files_first
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'files'
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elsif sort_dirs_first
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'dirs'
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else
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false
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end
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show = if show_files_only
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'files'
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elsif show_dirs_only
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'dirs'
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else
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false
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end
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args.keep_if { |arg| !arg.start_with?('-') }
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if args.empty?
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ColorLS.new(nil,
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report: report,
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sort: sort,
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show: show,
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one_per_line: one_per_line).ls
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else
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args.each do |path|
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ColorLS.new(path,
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report: report,
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sort: sort,
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show: show,
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one_per_line: one_per_line).ls
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end
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end
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true
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