Class: Firebrew::CommandLine

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

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(args = []) ⇒ CommandLine

Returns a new instance of CommandLine.



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# File 'lib/firebrew/command_line.rb', line 30

def initialize(args=[])
  @arguments = {
    command: nil,
    params: {},
    config: {}
  }
  global_parser = self.option_parser do |parser|
    parser.banner = self.desc(<<-DESC)
      Usage: firebrew [--help] [--version]
             [--base-dir=<path>] [--profile=<name>] [--firefox=<path>]
             <command> [<args>]
    DESC
    
    parser.separator ''
    parser.separator 'commands:'
    begin
      pos = 11
      
      self.summary(parser, :install, <<-DESC, pos)
        Install the Firefox extension
      DESC
      
      self.summary(parser, :uninstall, <<-DESC, pos)
        Uninstall the Firefox extension
      DESC
      
      self.summary(parser, :info, <<-DESC, pos)
        Show detail information of the Firefox extension
      DESC
      
      self.summary(parser, :search, <<-DESC, pos)
        Search Firefox extensions
      DESC
      
      self.summary(parser, :list, <<-DESC, pos)
        Enumerate the installed Firefox extensions
      DESC
      
      self.summary(parser, :profile, <<-DESC, pos)
        Show the profile information
      DESC
    end
  end
  
  global_parser.order!(args)
  command = args.shift.to_s.intern
  
  case command
  when :install, :uninstall, :info then
    subcommand_parser = self.option_parser do |parser|
      parser.banner = self.desc(<<-DESC)
        Usage: firebrew [--help] [--version]
               [--base-dir=<path>] [--profile=<name>] [--firefox=<path>]
               #{command} <extension-name>
      DESC
    end
    
    subcommand_parser.permute!(args)
    self.arguments[:command] = command
    self.arguments[:params][:term] = args[0]
    
  when :search then
    subcommand_parser = self.option_parser do |parser|
      parser.banner = self.desc(<<-DESC)
        Usage: firebrew [--help] [--version]
               [--base-dir=<path>] [--profile=<name>] [--firefox=<path>]
               #{command} <term>
      DESC
    end
    
    subcommand_parser.permute!(args)
    self.arguments[:command] = command
    self.arguments[:params][:term] = args[0]
    
  when :list then
    subcommand_parser = self.option_parser do |parser|
      parser.banner = self.desc(<<-DESC)
        Usage: firebrew [--help] [--version]
               [--base-dir=<path>] [--profile=<name>] [--firefox=<path>]
               #{command}
      DESC
    end
    
    subcommand_parser.permute!(args)
    self.arguments[:command] = command
    
  when :profile then
    subcommand_parser = self.option_parser do |parser|
      parser.summary_width = 30
      parser.banner = self.desc(<<-DESC)
        Usage: firebrew [--help] [--version]
               [--base-dir=<path>] [--profile=<name>] [--firefox=<path>]
               #{command} [--attribute=<attr-name>]
      DESC
      
      parser.separator ''
      parser.separator 'options:'
      begin
        chooses = %r[#{Firebrew::Firefox::Profile.attributes.join('|')}]
        parser.on('-a <attr-name>','--attribute=<attr-name>', chooses, self.desc(<<-DESC)) do |v|
          The name of the attribute which want to display
        DESC
          self.arguments[:params][:attribute] = v
        end
      end
    end
    
    subcommand_parser.permute!(args)
    self.arguments[:command] = command
    
  when :'' then
    global_parser.permute(['--help'])
    
  else
    raise Firebrew::CommandLineError, "Invalid command: #{command}"
  end
  
rescue OptionParser::ParseError => e
  m = e.message
  m[0] = m[0].upcase
  raise Firebrew::CommandLineError, m
end

Instance Attribute Details

#arguments ⇒ Object (readonly)

Returns the value of attribute arguments.



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# File 'lib/firebrew/command_line.rb', line 7

def arguments
  @arguments
end

Class Method Details

.execute ⇒ Object 



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# File 'lib/firebrew/command_line.rb', line 9

def self.execute
  begin
    if block_given? then
      yield
    else
      self.new(ARGV).execute
    end
  rescue Firebrew::Error => e
    $stderr.puts e.message
    exit e.status
  rescue SystemExit => e
    exit 0
  rescue Exception => e
    $stderr.puts e.inspect
    $stderr.puts e.backtrace
    exit 1
  else
    exit 0
  end
end

Instance Method Details

#execute ⇒ Object 



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# File 'lib/firebrew/command_line.rb', line 153

def execute
  runner = Runner.new(self.arguments[:config], true)
  
  case self.arguments[:command]
  when :search, :list then
    results = runner.send(self.arguments[:command], self.arguments[:params])
    results.each do |result|
      puts result.name
    end
    
  when :info then
    result = runner.send(self.arguments[:command], self.arguments[:params])
    puts result.data
    
  when :profile then
    r = runner.profile
    attr = self.arguments[:params][:attribute]
    if attr.nil? then
      attrs = r.class.attributes
      puts ERB.new(self.desc(<<-XML),nil,'-').result(binding)
        <profile>
        <% attrs.each do |attr| -%>
          <<%= attr %>><%= r.send(attr) %></<%= attr %>>
        <% end -%>
        </profile>
      XML
    else
      puts r.send(attr)
    end
    
  else
    runner.send(self.arguments[:command], self.arguments[:params])
  end
end