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# frozen_string_literal: true
require 'rubygems/command'
require 'rubygems/local_remote_options'
require 'rubygems/version_option'
require 'rubygems/gemcutter_utilities'
class Gem::Commands::YankCommand < Gem::Command
include Gem::LocalRemoteOptions
include Gem::VersionOption
include Gem::GemcutterUtilities
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
def arguments # :nodoc:
"GEM name of gem"
end
def usage # :nodoc:
"#{program_name} GEM -v VERSION [-p PLATFORM] [--key KEY_NAME] [--host HOST]"
end
def initialize
super 'yank', 'Remove a pushed gem from the index'
add_version_option("remove")
add_platform_option("remove")
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
def execute
@host = options[:host]
sign_in @host
version = get_version_from_requirements(options[:version])
platform = get_platform_from_requirements(options)
if version then
yank_gem(version, platform)
else
say "A version argument is required: #{usage}"
terminate_interaction
end
end
def yank_gem(version, platform)
say "Yanking gem from #{self.host}..."
yank_api_request(:delete, version, platform, "api/v1/gems/yank")
end
private
def yank_api_request(method, version, platform, api)
name = get_one_gem_name
response = rubygems_api_request(method, api, host) 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
say response.body
end
def get_version_from_requirements(requirements)
requirements.requirements.first[1].version
rescue
nil
end
def get_platform_from_requirements(requirements)
Gem.platforms[1].to_s if requirements.key? :added_platform
end
end
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