Class: Gem::Commands::YankCommand

Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Class Chain: self, `::Gem::Command`
Instance Chain: self, `::Gem::GemcutterUtilities`, `::Gem::VersionOption`, `::Gem::LocalRemoteOptions`, `::Gem::Command`, `::Gem::UserInteraction`, `::Gem::DefaultUserInteraction`, `::Gem::Text`
Inherits:	Gem::Command Object Gem::Command Gem::Commands::YankCommand
Defined in:	lib/rubygems/commands/yank_command.rb

Constant Summary

`::Gem::Command` - Inherited

HELP

`::Gem::GemcutterUtilities` - Included

API_SCOPES, ERROR_CODE

Class Attribute Summary

`::Gem::Command` - Inherited

.build_args	Arguments used when building gems.
.build_args=, .extra_args, .extra_args=

Class Method Summary

.new ⇒ YankCommand constructor

`::Gem::Command` - Inherited

.add_common_option,
.add_specific_extra_args	Add a list of extra arguments for the given command.
.common_options,
.new	Initializes a generic gem command named `command`.
.specific_extra_args	Return an array of extra arguments for the command.
.specific_extra_args_hash	Accessor for the specific extra args hash (self initializing).

Instance Attribute Summary

`::Gem::GemcutterUtilities` - Included

#host	The host to connect to either from the RUBYGEMS_HOST environment variable or from the user’s configuration.
#host=, #scope=

`::Gem::LocalRemoteOptions` - Included

#both?	Is fetching of local and remote information enabled?
#local?	Is local fetching enabled?
#remote?	Is remote fetching enabled?

`::Gem::Command` - Inherited

#command	The name of the command.
#defaults	The default options for the command.
#deprecated?,
#options	The options for the command.
#program_name	The name of the command for command-line invocation.
#summary	A short description of the command.

`::Gem::DefaultUserInteraction` - Included

#ui	See DefaultUserInteraction.ui
#ui=	See DefaultUserInteraction.ui=

Instance Method Summary

#execute
#yank_gem(version, platform)
#get_version_from_requirements(requirements) private
#get_yank_scope private
#yank_api_request(method, version, platform, api) private
#arguments Internal use only
#description Internal use only
#usage Internal use only

`::Gem::GemcutterUtilities` - Included

#add_key_option	Add the –key option.
#add_otp_option	Add the –otp option.
#api_key	The API key from the command options or from the user’s configuration.
#mfa_unauthorized?,
#otp	The OTP code from the command options or from the user’s configuration.
#rubygems_api_request	Creates an RubyGems API to Gem.host and Gem.path with the given HTTP `method`.
#set_api_key	Returns true when the user has enabled multifactor authentication from `response` text and no otp provided by options.
#sign_in	Signs in with the RubyGems API at `sign_in_host` and sets the rubygems API key.
#update_scope,
#verify_api_key	Retrieves the pre-configured API key `key` or terminates interaction with an error.
#with_response	If `response` is an HTTP Success (2XX) response, yields the response if a block was given or shows the response body to the user.
#api_key_forbidden?, #ask_otp, #get_key_name, #get_scope_params, #pretty_host, #request_with_otp

`::Gem::VersionOption` - Included

#add_platform_option	Add the –platform option to the option parser.
#add_prerelease_option	Add the –prerelease option to the option parser.
#add_version_option	Add the –version option to the option parser.
#get_platform_from_requirements	Extract platform given on the command line.

`::Gem::LocalRemoteOptions` - Included

#accept_uri_http	Allows `::Gem::OptionParser` to handle HTTP URIs.
#add_bulk_threshold_option	Add the –bulk-threshold option.
#add_clear_sources_option	Add the –clear-sources option.
#add_local_remote_options	Add local/remote options to the command line parser.
#add_proxy_option	Add the –http-proxy option.
#add_source_option	Add the –source option.
#add_update_sources_option	Add the –update-sources option.

`::Gem::Command` - Inherited

#add_extra_args	Adds extra args from ~/.gemrc.
#add_option	Add a command-line option and handler to the command.
#arguments	Override to provide details of the arguments a command takes.
#begins?	True if `long` begins with the characters from `short`.
#check_deprecated_options,
#defaults_str	Override to display the default values of the command options.
#deprecate_option	Mark a command-line option as deprecated, and optionally specify a deprecation horizon.
#description	Override to display a longer description of what this command does.
#execute	Override to provide command handling.
#get_all_gem_names	Get all gem names from the command line.
#get_all_gem_names_and_versions	Get all [gem, version] from the command line.
#get_one_gem_name	Get a single gem name from the command line.
#get_one_optional_argument	Get a single optional argument from the command line.
#handle_options	Handle the given list of arguments by parsing them and recording the results.
#handles?	True if the command handles the given argument list.
#invoke	Invoke the command with the given list of arguments.
#invoke_with_build_args	Invoke the command with the given list of normal arguments and additional build arguments.
#merge_options	Merge a set of command options with the set of default options (without modifying the default option hash).
#remove_option	Remove previously defined command-line argument `name`.
#show_help	Display the help message for the command.
#show_lookup_failure	Display to the user that a gem couldn’t be found and reasons why –.
#usage	Override to display the usage for an individual gem command.
#when_invoked	Call the given block when invoked.
#add_parser_run_info	Adds a section with `title` and `content` to the parser help view.
#configure_options,
#create_option_parser	Creates an option parser and fills it in with the help info for the command.
#option_is_deprecated?,
#parser	Create on demand parser.
#wrap	Wraps `text` to `width`
#add_parser_description, #add_parser_options, #add_parser_summary

`::Gem::UserInteraction` - Included

#alert	Displays an alert `statement`.
#alert_error	Displays an error `statement` to the error output location.
#alert_warning	Displays a warning `statement` to the warning output location.
#ask	Asks a `question` and returns the answer.
#ask_for_password	Asks for a password with a `prompt`
#ask_yes_no	Asks a yes or no `question`.
#choose_from_list	Asks the user to answer `question` with an answer from the given `list`.
#say	Displays the given `statement` on the standard output (or equivalent).
#terminate_interaction	Terminates the RubyGems process with the given `exit_code`
#verbose	Calls `say` with `msg` or the results of the block if really_verbose is true.

`::Gem::DefaultUserInteraction` - Included

#use_ui

See DefaultUserInteraction.use_ui

`::Gem::Text` - Included

#clean_text	Remove any non-printable characters and make the text suitable for printing.
#format_text	Wraps `text` to `wrap` characters and optionally indents by `indent` characters.
#levenshtein_distance	This code is based directly on the `::Gem::Text` gem implementation Returns a value representing the “cost” of transforming str1 into str2.
#truncate_text, #min3

Constructor Details

.new ⇒ `YankCommand`

[ GitHub ]

# File 'lib/rubygems/commands/yank_command.rb', line 30


def initialize
  super 'yank', 'Remove a pushed gem from the index'

  add_version_option("remove")
  add_platform_option("remove")
  add_otp_option

  add_option('--host HOST',
             'Yank from another gemcutter-compatible host',
             '  (e.g. https://rubygems.org)') do |value, options|
    options[:host] = value
  end

  add_key_option
  @host = nil
end

Instance Method Details

#arguments

This method is for internal use only.

[ GitHub ]

# File 'lib/rubygems/commands/yank_command.rb', line 22


def arguments # :nodoc:
  "GEM       name of gem"
end

#description

This method is for internal use only.

[ GitHub ]

# File 'lib/rubygems/commands/yank_command.rb', line 12


def description # :nodoc:
  <<-EOF
The yank command permanently removes a gem you pushed to a server.

Once you have pushed a gem several downloads will happen automatically
via the webhooks. If you accidentally pushed passwords or other sensitive
data you will need to change them immediately and yank your gem.
  EOF
end

#execute

[ GitHub ]

# File 'lib/rubygems/commands/yank_command.rb', line 47


def execute
  @host = options[:host]

  sign_in @host, scope: get_yank_scope

  version   = get_version_from_requirements(options[:version])
  platform  = get_platform_from_requirements(options)

  if version
    yank_gem(version, platform)
  else
    say "A version argument is required: #{usage}"
    terminate_interaction
  end
end

#get_version_from_requirements(requirements) (private)

[ GitHub ]

# File 'lib/rubygems/commands/yank_command.rb', line 89


def get_version_from_requirements(requirements)
  requirements.requirements.first[1].version
rescue
  nil
end

#get_yank_scope (private)

[ GitHub ]

# File 'lib/rubygems/commands/yank_command.rb', line 95


def get_yank_scope
  :yank_rubygem
end

#usage

This method is for internal use only.

[ GitHub ]

# File 'lib/rubygems/commands/yank_command.rb', line 26


def usage # :nodoc:
  "#{program_name} -v VERSION [-p PLATFORM] [--key KEY_NAME] [--host HOST] GEM"
end

#yank_api_request(method, version, platform, api) (private)

[ GitHub ]

# File 'lib/rubygems/commands/yank_command.rb', line 73


def yank_api_request(method, version, platform, api)
  name = get_one_gem_name
  response = rubygems_api_request(method, api, host, scope: get_yank_scope) do |request|
    request.add_field("Authorization", api_key)

    data = {
      'gem_name' => name,
      'version' => version,
    }
    data['platform'] = platform if platform

    request.set_form_data data
  end
  response
end

#yank_gem(version, platform)

[ GitHub ]

# File 'lib/rubygems/commands/yank_command.rb', line 63


def yank_gem(version, platform)
  say "Yanking gem from #{self.host}..."
  args = [:delete, version, platform, "api/v1/gems/yank"]
  response = yank_api_request(*args)

  say response.body
end

Class: Gem::Commands::YankCommand

Constant Summary

::Gem::Command - Inherited

::Gem::GemcutterUtilities - Included

Class Attribute Summary

::Gem::Command - Inherited

Class Method Summary

::Gem::Command - Inherited

Instance Attribute Summary

::Gem::GemcutterUtilities - Included

::Gem::LocalRemoteOptions - Included

::Gem::Command - Inherited

::Gem::DefaultUserInteraction - Included

Instance Method Summary

::Gem::GemcutterUtilities - Included

::Gem::VersionOption - Included

::Gem::LocalRemoteOptions - Included

::Gem::Command - Inherited

::Gem::UserInteraction - Included

::Gem::DefaultUserInteraction - Included

::Gem::Text - Included

Constructor Details

.new ⇒ YankCommand

Instance Method Details

#arguments

#description

#execute

#get_version_from_requirements(requirements) (private)

#get_yank_scope (private)

#usage

#yank_api_request(method, version, platform, api) (private)

#yank_gem(version, platform)

`::Gem::Command` - Inherited

`::Gem::GemcutterUtilities` - Included

`::Gem::Command` - Inherited

`::Gem::Command` - Inherited

`::Gem::GemcutterUtilities` - Included

`::Gem::LocalRemoteOptions` - Included

`::Gem::Command` - Inherited

`::Gem::DefaultUserInteraction` - Included

`::Gem::GemcutterUtilities` - Included

`::Gem::VersionOption` - Included

`::Gem::LocalRemoteOptions` - Included

`::Gem::Command` - Inherited

`::Gem::UserInteraction` - Included

`::Gem::DefaultUserInteraction` - Included

`::Gem::Text` - Included

.new ⇒ `YankCommand`