Class: SemiStatic::CLI

Inherits:
Object
  • Object
show all
Includes:
WEBrick
Defined in:
lib/semi-static/cli.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ CLI

Returns a new instance of CLI.



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# File 'lib/semi-static/cli.rb', line 18

def initialize
    self.clean_first     = false
    self.start_server    = false
    self.show_statistics = false
    self.use_pygments    = true
    self.quick_mode      = false
    self.check_mtime     = true
    self.start_updater   = false
end

Instance Attribute Details

#check_mtime ⇒ Object

Returns the value of attribute check_mtime.



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# File 'lib/semi-static/cli.rb', line 15

def check_mtime
  @check_mtime
end

#clean_first ⇒ Object

Returns the value of attribute clean_first.



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# File 'lib/semi-static/cli.rb', line 10

def clean_first
  @clean_first
end

#output_dir ⇒ Object

Returns the value of attribute output_dir.



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# File 'lib/semi-static/cli.rb', line 9

def output_dir
  @output_dir
end

#quick_mode ⇒ Object

Returns the value of attribute quick_mode.



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# File 'lib/semi-static/cli.rb', line 14

def quick_mode
  @quick_mode
end

#server_port ⇒ Object

Returns the value of attribute server_port.



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# File 'lib/semi-static/cli.rb', line 11

def server_port
  @server_port
end

#show_statistics ⇒ Object

Returns the value of attribute show_statistics.



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# File 'lib/semi-static/cli.rb', line 12

def show_statistics
  @show_statistics
end

#source_dir ⇒ Object

Returns the value of attribute source_dir.



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# File 'lib/semi-static/cli.rb', line 9

def source_dir
  @source_dir
end

#start_server ⇒ Object

Returns the value of attribute start_server.



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# File 'lib/semi-static/cli.rb', line 11

def start_server
  @start_server
end

#start_updater ⇒ Object

Returns the value of attribute start_updater.



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# File 'lib/semi-static/cli.rb', line 16

def start_updater
  @start_updater
end

#use_pygments ⇒ Object

Returns the value of attribute use_pygments.



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# File 'lib/semi-static/cli.rb', line 13

def use_pygments
  @use_pygments
end

Class Method Details

.run ⇒ Object 



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# File 'lib/semi-static/cli.rb', line 28

def self.run
    cli = CLI.new
    opts = OptionParser.new do |opts|
        opts.banner = 'Usage: semi [<options>] [[<source path>] <output path>]'
        opts.separator ''
        opts.separator 'Options:'
        
        opts.on('-s', '--server [PORT]', Integer,
                'Start a web server (on port PORT)') do |port|
            cli.start_server = true
            cli.server_port = port || 4000
        end
        
        opts.on('-a', '--[no-]auto-update', 'Automatically update generated files') do |a|
            cli.start_updater = a
        end
        
        opts.on('-c', '--[no-]clean', 'Clean the output dir first') do |d|
            cli.clean_first = d
        end
        
        opts.on('-t', '--[no-]stats', 'Display conversion statistics') do |t|
            cli.show_statistics = t
        end
        
        opts.on('-p', '--[no-]pygments', 'Use Pygments for code highlighting') do |p|
            cli.use_pygments = p
        end
        
        opts.on('-q', '--[no-]quick-mode', 'Only convert a few posts (for testing)') do |q|
            cli.quick_mode = q
        end
        
        opts.on('-m', '--[no-]mtime', 'Skip files that appear to be up-to-date') do |m|
            cli.check_mtime = m
        end
        
        opts.on_tail('-h', '--help', 'Show this message') do
            puts opts
            exit
        end
        
        opts.on_tail('-V', '--version', 'Show version number') do
            path = File.join File.dirname(__FILE__), '..', '..', 'VERSION.yml'
            version = File.open(path) { |io| YAML.load io }
            puts "#{version[:major]}.#{version[:minor]}.#{version[:patch]}"
        end
    end
    opts.parse!
    
    case ARGV.size
    when 0
        cli.source_dir = '.'
        cli.output_dir = 'site'
    when 1
        cli.source_dir = '.'
        cli.output_dir = ARGV[0]
    when 2
        cli.source_dir = ARGV[0]
        cli.output_dir = ARGV[1]
    else
        puts 'Invalid options.  Run `semi --help` for assistance.'
        exit 1
    end
    
    cli.run
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/semi-static/cli.rb', line 96

def run
    Pygmentize.enabled = use_pygments
    SemiStatic::Site.open(source_dir) do |site|
        site.clean_first     = clean_first
        site.show_statistics = show_statistics
        site.quick_mode      = quick_mode
        site.check_mtime     = check_mtime
        
        site.output output_dir
        if start_updater
            updater = DirectoryWatcher.new(source_dir)
            updater.interval = 1
            updater.glob = '{indices,layouts,pages,posts,snippets,stylesheets}/**/*'
            updater.add_observer do |*args|
                puts "[#{Time.now}] #{args.length} files changed."
                site.output output_dir
            end
            updater.start
            sleep 0 unless start_server
        end
        if start_server
            server = HTTPServer.new :DocumentRoot => output_dir,
                                    :Port => server_port
            thread = Thread.new { server.start }
            trap('INT') { server.shutdown }
            thread.join
        end
    end
end