Class: Vamper

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

Instance Method Summary collapse

Instance Method Details

#error(msg) ⇒ Object 



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# File 'lib/vamper.rb', line 193

def error(msg)
  STDERR.puts "error: #{msg}".red
end

#execute ⇒ Object 



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# File 'lib/vamper.rb', line 41

def execute
  options = self.parse(ARGV)

  if options.version_file_name.length == 0
    find_version_file options
  end

  options.version_file_name = File.expand_path(options.version_file_name)

  project_name = File.basename(options.version_file_name, '.version')
  version_config_file_name = "#{File.dirname(options.version_file_name)}/#{project_name}.version.config"

  puts "Version file is '#{options.version_file_name}'"
  puts "Version config is '#{version_config_file_name}'"
  puts "Project name is '#{project_name}'"

  if File.exists?(options.version_file_name)
    version_file = VersionFile.new(File.open(options.version_file_name))
  else
    verson_file = VersionFile.new
  end

  tags = version_file.tags
  now = TZInfo::Timezone.get(version_file.time_zone).now

  case version_file.build_value_type
    when :JDate
      build = get_jdate(now, version_file.start_year)

      if version_file.build != build
        version_file.revision = 0
        version_file.build = build
      else
        version_file.revision += 1
      end
    when :Incremental
      version_file.build += 1
      version_file.revision = 0
    else # :FullDate
      build = get_full_date(now)

      if version_file.build != build
        version_file.revision = 0
        version_file.build = build
      else
        version_file.revision += 1
      end
      build_str = build.to_s
      tags[:DashBuild] = build_str[0..3] + '-' + build_str[4..5] + '-' + build_str[6..7]
  end

  puts 'Version data is:'
  tags.each { |key, value|
    puts "  #{key}=#{value}"
  }

  if options.do_update
    puts 'Updating version information:'
  end

  unless File.exists?(version_config_file_name)
    FileUtils.cp(File.join(File.dirname(__FILE__), 'default.version.config'), version_config_file_name)
  end

  version_config_file = VersionConfigFile.new(File.open(version_config_file_name), tags)
  file_list = version_file.files.map { |file_name| file_name.replace_tags!(tags) }

  file_list.each do |file_name|
    path = File.expand_path(File.join(File.dirname(options.version_file_name), file_name))
    path_file_name = File.basename(path)
    match = false

    for file_type in version_config_file.file_types do
      match = file_type.file_specs.any? { |file_spec| file_spec.match(path_file_name) }
      unless match
        next
      end

      if file_type.write
        dir = File.dirname(path)
        unless Dir.exists?(dir)
          error "Directory '#{dir}' does not exist to write file ''#{path_file_name}''"
          exit(1)
        end

        if options.do_update
          IO.write(path, file_type.write)
        end
      else # !file_type.write
        if File.exists?(path)
          if options.do_update
            file_type.updates.each do |update|
              content = IO.read(path)
              # At this the only ${...} variables left in the replace strings are Before and After
              # This line converts the ${...} into \k<...>
              content.gsub!(%r(#{update.search})m, update.replace.gsub(/\${(\w+)}/,'\\\\k<\\1>'))
              IO.write(path, content)
            end
          end
        else
          error "file #{path} does not exist to update"
          exit(1)
        end
      end

      break
    end

    unless match
      error "file '#{path}' has no matching file type in the .version.config"
      exit(1)
    end

    puts path

    if options.do_update
      version_file.write_to(File.open(options.version_file_name, 'w'))
    end
  end
end

#find_version_file(options) ⇒ Object 



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# File 'lib/vamper.rb', line 162

def find_version_file(options)
  dir = Dir.pwd

  while dir.length != 0
    files = Dir.glob('*.version')
    if files.length > 0
      options.version_file_name = files[0]
      break
    else
      if dir == '/'
        dir = ''
      else
        dir = File.expand_path('..', dir)
      end
    end
  end

  if options.version_file_name.length == 0
    error 'Unable to find a .version file in this or parent directories.'
    exit(1)
  end
end

#get_full_date(now) ⇒ Object 



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# File 'lib/vamper.rb', line 185

def get_full_date(now)
  now.year * 10000 + now.month * 100 + now.mday
end

#get_jdate(now, start_year) ⇒ Object 



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# File 'lib/vamper.rb', line 189

def get_jdate(now, start_year)
  (((now.year - start_year + 1) * 10000) + (now.month * 100) + now.mday).to_s
end

#parse(args) ⇒ Object 



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# File 'lib/vamper.rb', line 14

def parse(args)
  options = OpenStruct.new
  options.do_update = false
  options.version_file_name = ''

  opt_parser = OptionParser.new do |opts|
    opts.banner = %Q(Vamper Version Stamper. Version #{$VERSION}
Copyright (c) John Lyon-Smith, 2016.
Usage:            #{File.basename(__FILE__)} [options]
)
    opts.separator %Q(Options:
)

    opts.on("-u", "--update", "Increment the build number and update all files") do |update|
      options.do_update = update
    end

    opts.on_tail("-?", "--help", "Show this message") do
      puts opts
      exit
    end
  end

  opt_parser.parse!(args)
  options
end