Class: GemInstaller::GemCommandManager

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#gem_interaction_handler=(value) ⇒ Object (writeonly)

Sets the attribute gem_interaction_handler



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# File 'lib/geminstaller/gem_command_manager.rb', line 4

def gem_interaction_handler=(value)
  @gem_interaction_handler = value
end

#gem_runner_proxy=(value) ⇒ Object (writeonly)

Sets the attribute gem_runner_proxy



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# File 'lib/geminstaller/gem_command_manager.rb', line 3

def gem_runner_proxy=(value)
  @gem_runner_proxy = value
end

#gem_spec_manager=(value) ⇒ Object (writeonly)

Sets the attribute gem_spec_manager



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# File 'lib/geminstaller/gem_command_manager.rb', line 3

def gem_spec_manager=(value)
  @gem_spec_manager = value
end

Instance Method Details

#dependency(name, version, additional_options = []) ⇒ Object 



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# File 'lib/geminstaller/gem_command_manager.rb', line 29

def dependency(name, version, additional_options = [])
  # rubygems has bug up to 0.9.4 where the pipe options uses 'puts', instead of 'say', so we can't capture it
  # with enhanced_stream_ui.  Patched: http://rubyforge.org/tracker/index.php?func=detail&aid=9020&group_id=126&atid=577
  # TODO: use pipe option on later versions which support it
  
  name_regexp = "^#{name}$"
  name_regexp = "/#{name_regexp}/" if GemInstaller::RubyGemsVersionChecker.matches?('>=1.2.0')
  run_args = ["dependency", name_regexp, "--version", version]
  run_args += additional_options
  output_lines = @gem_runner_proxy.run(run_args)
  p output_lines
  # dependency output has all lines in the first element
  output_array = output_lines[0].split("\n")
  # drop the first line which just echoes the dependent gem
  output_array.shift
  # drop the line containing 'requires' (rubygems < 0.9.0)
  if output_array[0] == '  Requires'
    output_array.shift
  end
  # drop all empty lines
  output_array.reject! { |line| line == "" }
  # strip leading space
  output_array.each { |line| line.strip! }
  # convert into gems
  output_gems = output_array.collect do |line|
    name = line.split(' ')[0]
    version_spec = line.split(/[(,)]/)[1]
    GemInstaller::RubyGem.new(name, :version => version_spec)
  end
end

#init_gem_interaction_handler(gem) ⇒ Object 



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# File 'lib/geminstaller/gem_command_manager.rb', line 25

def init_gem_interaction_handler(gem)
  @gem_interaction_handler.dependent_gem = gem if GemInstaller::RubyGemsVersionChecker.matches?('<=0.9.4')
end

#install_gem(gem, force_reinstall = false) ⇒ Object 



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# File 'lib/geminstaller/gem_command_manager.rb', line 19

def install_gem(gem, force_reinstall = false)
  return [] if @gem_spec_manager.is_gem_installed?(gem) && !force_reinstall
  init_gem_interaction_handler(gem)
  run_gem_command('install', gem, gem.install_options)
end

#list_remote_gem(gem, additional_options) ⇒ Object 



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# File 'lib/geminstaller/gem_command_manager.rb', line 6

def list_remote_gem(gem, additional_options)
  run_args = ["list",gem.name,"--remote","--details"]
  run_args << "--all" if GemInstaller::RubyGemsVersionChecker.matches?('>1.0.1')
  run_args += additional_options
  @gem_runner_proxy.run(run_args)
end

#run_gem_command(gem_command, gem, options) ⇒ Object 



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# File 'lib/geminstaller/gem_command_manager.rb', line 60

def run_gem_command(gem_command, gem, options)
  run_args = [gem_command,gem.name,"--version", "#{gem.version}"]
  if GemInstaller::RubyGemsVersionChecker.matches?('>=0.9.5')
    run_args += ['--platform', "#{gem.platform}"] if gem.platform && !gem.platform.empty?
  end
  run_args += options
  @gem_runner_proxy.run(run_args)
end

#uninstall_gem(gem) ⇒ Object 



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# File 'lib/geminstaller/gem_command_manager.rb', line 13

def uninstall_gem(gem)
  return if !@gem_spec_manager.is_gem_installed?(gem)
  init_gem_interaction_handler(gem)
  run_gem_command('uninstall', gem, gem.uninstall_options)
end