Class: Slate::CLI

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

Overview

The main class to rule them all

Class Method Summary collapse

Class Method Details

.convert(md_content, title, theme) ⇒ Object 



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

def self.convert(md_content, title, theme)
  raw_html = Kramdown::Document.new(md_content, input: 'GFM').to_html

  "<head>\n<title> #{title} </title>\n <link href='#{theme}.css' rel='stylesheet'>\n</head>\n<body class='markdown-body'>\n#{raw_html}\n</body>"
end

.copy_css(dest, theme) ⇒ Object 



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

def self.copy_css(dest, theme)
  FileUtils.mkdir_p(dest)
  style_path = File.join(__dir__, '..','themes',"#{theme}.css")
  FileUtils.cp(style_path, File.join(dest, "#{theme}.css"))
end

.process_directory(path, options) ⇒ Object 



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# File 'lib/slate.rb', line 92

def self.process_directory(path, options)
  puts 'Found a directory, gotta check all .md files!'
  dir = options.output_dir || path
  copy_css(dir, options.theme)

  files = Dir.glob(File.join(path, '*.md'))

  files.each do |file|
    save_file(file, options)
  end
  puts "Done! Processed #{files.count} files."
end

.process_file(path, options) ⇒ Object 



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# File 'lib/slate.rb', line 85

def self.process_file(path, options)
  puts 'Argument seems to be a single file, Parsing it'
  dest = options.output_dir || File.dirname(path)
  copy_css(dest, options.theme)
  save_file(path, options)
end

.run(argv) ⇒ Object

This method is the MAIN method… Refactored from bin/slate



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# File 'lib/slate.rb', line 15

def self.run(argv)
  options = Options.new(nil, "github")

  OptionParser.new do |opts|
    opts.banner = 'Usage: slate [options] <file_or_directory>'

    opts.on('-o', '--output DIR', 'Specify the output direc1tory') do |dir|
      options.output_dir = dir
    end

    opts.on('-v', '--version', 'Show current version') do |_ver|
      puts Slate::VERSION
      exit
    end

    opts.on('-h', '--help', 'View Help') do
      puts opts
      exit
    end

    opts.on('-t', '--theme THEME', 'Theme to use') do |theme|
      options.theme = theme
    end

  end.parse!(argv)

  unless THEMES.include?(options.theme)
    abort "Unknown theme '#{options.theme}'. Available themes: #{THEMES.join(', ')}"
  end

  path = argv.first
  if path.nil?
    puts 'Usage: slate [options] <file_or_directory>'
    exit
  end

  path = File.expand_path(path)
  if File.file?(path)
    process_file(path, options)
  elsif File.directory?(path)
    process_directory(path, options)
  else
    puts "Error: #{path} Is neither a file, nor a directory"
  end
end

.save_file(path, options) ⇒ Object 



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# File 'lib/slate.rb', line 73

def self.save_file(path, options)
  content = File.read(path)
  filename = File.basename(path, '.*')
  dir = options.output_dir || File.dirname(path)

  FileUtils.mkdir_p(dir)
  output_path = File.join(dir, "#{filename}.html")
  final_html = convert(content, filename, options.theme)
  File.write(output_path, final_html)
  puts "Saved #{filename}.html"
end