Class: Bundler::Source::Rubygems

Inherits:
Bundler::Source show all
Defined in:
lib/bundler/source/rubygems.rb,
lib/bundler/source/rubygems/remote.rb

Direct Known Subclasses

Plugin::Installer::Rubygems

Defined Under Namespace

Classes: Remote

Constant Summary collapse

API_REQUEST_SIZE =

Ask for X gems per API request

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Instance Attribute Summary collapse

Attributes inherited from Bundler::Source

#checksum_store, #dependency_names

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Bundler::Source

#add_dependency_names, #extension_cache_path, #inspect, #path?, #version_message

Constructor Details

#initialize(options = {}) ⇒ Rubygems

Returns a new instance of Rubygems.



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# File 'lib/bundler/source/rubygems.rb', line 15

def initialize(options = {})
  @options = options
  @remotes = []
  @dependency_names = []
  @allow_remote = false
  @allow_cached = false
  @allow_local = options["allow_local"] || false
  @checksum_store = Checksum::Store.new

  Array(options["remotes"]).reverse_each {|r| add_remote(r) }

  @lockfile_remotes = @remotes if options["from_lockfile"]
end

Instance Attribute Details

#remotes ⇒ Object

Returns the value of attribute remotes.



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# File 'lib/bundler/source/rubygems.rb', line 13

def remotes
  @remotes
end

Class Method Details

.from_lock(options) ⇒ Object 



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# File 'lib/bundler/source/rubygems.rb', line 94

def self.from_lock(options)
  options["remotes"] = Array(options.delete("remote")).reverse
  new(options.merge("from_lockfile" => true))
end

Instance Method Details

#add_remote(source) ⇒ Object 



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# File 'lib/bundler/source/rubygems.rb', line 239

def add_remote(source)
  uri = normalize_uri(source)
  @remotes.unshift(uri) unless @remotes.include?(uri)
end

#cache(spec, custom_path = nil) ⇒ Object 



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# File 'lib/bundler/source/rubygems.rb', line 214

def cache(spec, custom_path = nil)
  cached_path = Bundler.settings[:cache_all_platforms] ? fetch_gem_if_possible(spec) : cached_gem(spec)
  raise GemNotFound, "Missing gem file '#{spec.file_name}'." unless cached_path
  return if File.dirname(cached_path) == Bundler.app_cache.to_s
  Bundler.ui.info "  * #{File.basename(cached_path)}"
  FileUtils.cp(cached_path, Bundler.app_cache(custom_path))
rescue Errno::EACCES => e
  Bundler.ui.debug(e)
  raise InstallError, e.message
end

#cached! ⇒ Object 



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# File 'lib/bundler/source/rubygems.rb', line 54

def cached!
  return unless File.exist?(cache_path)

  return if @allow_cached

  @specs = nil
  @allow_cached = true
end

#cached_built_in_gem(spec, local: false) ⇒ Object 



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# File 'lib/bundler/source/rubygems.rb', line 225

def cached_built_in_gem(spec, local: false)
  cached_path = cached_gem(spec)
  if cached_path.nil? && !local
    remote_spec = remote_specs.search(spec).first
    if remote_spec
      cached_path = fetch_gem(remote_spec)
      spec.remote = remote_spec.remote
    else
      Bundler.ui.warn "#{spec.full_name} is built in to Ruby, and can't be cached because your Gemfile doesn't have any sources that contain it."
    end
  end
  cached_path
end

#caches ⇒ Object 



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# File 'lib/bundler/source/rubygems.rb', line 29

def caches
  @caches ||= [cache_path, *Bundler.rubygems.gem_cache]
end

#can_lock?(spec) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bundler/source/rubygems.rb', line 85

def can_lock?(spec)
  return super unless multiple_remotes?
  include?(spec.source)
end

#dependency_api_available? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bundler/source/rubygems.rb', line 306

def dependency_api_available?
  @allow_remote && api_fetchers.any?
end

#dependency_names_to_double_check ⇒ Object 



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# File 'lib/bundler/source/rubygems.rb', line 291

def dependency_names_to_double_check
  names = []
  remote_specs.each do |spec|
    case spec
    when EndpointSpecification, Gem::Specification, StubSpecification, LazySpecification
      names.concat(spec.runtime_dependencies.map(&:name))
    when RemoteSpecification # from the full index
      return nil
    else
      raise "unhandled spec type (#{spec.inspect})"
    end
  end
  names
end

#double_check_for(unmet_dependency_names) ⇒ Object 



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# File 'lib/bundler/source/rubygems.rb', line 271

def double_check_for(unmet_dependency_names)
  return unless dependency_api_available?

  unmet_dependency_names = unmet_dependency_names.call
  unless unmet_dependency_names.nil?
    if api_fetchers.size <= 1
      # can't do this when there are multiple fetchers because then we might not fetch from _all_
      # of them
      unmet_dependency_names -= remote_specs.spec_names # avoid re-fetching things we've already gotten
    end
    return if unmet_dependency_names.empty?
  end

  Bundler.ui.debug "Double checking for #{unmet_dependency_names || "all specs (due to the size of the request)"} in #{self}"

  fetch_names(api_fetchers, unmet_dependency_names, remote_specs)

  specs.use remote_specs
end

#eql?(other) ⇒ Boolean Also known as: ==

Returns:

  • (Boolean) 


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# File 'lib/bundler/source/rubygems.rb', line 67

def eql?(other)
  other.is_a?(Rubygems) && other.credless_remotes == credless_remotes
end

#fetchers ⇒ Object 



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# File 'lib/bundler/source/rubygems.rb', line 267

def fetchers
  @fetchers ||= remote_fetchers.values.freeze
end

#hash ⇒ Object 



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# File 'lib/bundler/source/rubygems.rb', line 63

def hash
  @remotes.hash
end

#identifier ⇒ Object Also known as: name, to_gemfile 



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# File 'lib/bundler/source/rubygems.rb', line 123

def identifier
  if remotes.empty?
    "locally installed gems"
  else
    "rubygems repository #{remote_names}"
  end
end

#include?(o) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bundler/source/rubygems.rb', line 73

def include?(o)
  o.is_a?(Rubygems) && (o.credless_remotes - credless_remotes).empty?
end

#install(spec, options = {}) ⇒ Object

Raises:



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# File 'lib/bundler/source/rubygems.rb', line 150

def install(spec, options = {})
  if (spec.default_gem? && !cached_built_in_gem(spec, local: options[:local])) || (installed?(spec) && !options[:force])
    print_using_message "Using #{version_message(spec, options[:previous_spec])}"
    return nil # no post-install message
  end

  if spec.remote
    # Check for this spec from other sources
    uris = [spec.remote, *remotes_for_spec(spec)].map(&:anonymized_uri).uniq
    Installer.ambiguous_gems << [spec.name, *uris] if uris.length > 1
  end

  path = fetch_gem_if_possible(spec, options[:previous_spec])
  raise GemNotFound, "Could not find #{spec.file_name} for installation" unless path

  return if Bundler.settings[:no_install]

  install_path = rubygems_dir
  bin_path     = Bundler.system_bindir

  require_relative "../rubygems_gem_installer"

  installer = Bundler::RubyGemsGemInstaller.at(
    path,
    security_policy: Bundler.rubygems.security_policies[Bundler.settings["trust-policy"]],
    install_dir: install_path.to_s,
    bin_dir: bin_path.to_s,
    ignore_dependencies: true,
    wrappers: true,
    env_shebang: true,
    build_args: options[:build_args],
    bundler_extension_cache_path: extension_cache_path(spec)
  )

  if spec.remote
    s = begin
      installer.spec
    rescue Gem::Package::FormatError
      Bundler.rm_rf(path)
      raise
    rescue Gem::Security::Exception => e
      raise SecurityError,
       "The gem #{File.basename(path, ".gem")} can't be installed because " \
       "the security policy didn't allow it, with the message: #{e.message}"
    end

    spec.__swap__(s)
  end

  spec.source.checksum_store.register(spec, installer.gem_checksum)

  message = "Installing #{version_message(spec, options[:previous_spec])}"
  message += " with native extensions" if spec.extensions.any?
  Bundler.ui.confirm message

  installed_spec = installer.install

  spec.full_gem_path = installed_spec.full_gem_path
  spec.loaded_from = installed_spec.loaded_from
  spec.base_dir = installed_spec.base_dir

  spec.post_install_message
end

#local! ⇒ Object 



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# File 'lib/bundler/source/rubygems.rb', line 40

def local!
  return if @allow_local

  @specs = nil
  @allow_local = true
end

#local_only! ⇒ Object 



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# File 'lib/bundler/source/rubygems.rb', line 33

def local_only!
  @specs = nil
  @allow_local = true
  @allow_cached = false
  @allow_remote = false
end

#multiple_remotes? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bundler/source/rubygems.rb', line 77

def multiple_remotes?
  @remotes.size > 1
end

#no_remotes? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bundler/source/rubygems.rb', line 81

def no_remotes?
  @remotes.size == 0
end

#options ⇒ Object 



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# File 'lib/bundler/source/rubygems.rb', line 90

def options
  { "remotes" => @remotes.map(&:to_s) }
end

#remote! ⇒ Object 



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# File 'lib/bundler/source/rubygems.rb', line 47

def remote!
  return if @allow_remote

  @specs = nil
  @allow_remote = true
end

#remote_fetchers ⇒ Object 



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# File 'lib/bundler/source/rubygems.rb', line 260

def remote_fetchers
  @remote_fetchers ||= remotes.to_h do |uri|
    remote = Source::Rubygems::Remote.new(uri)
    [remote, Bundler::Fetcher.new(remote)]
  end.freeze
end

#spec_names ⇒ Object 



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# File 'lib/bundler/source/rubygems.rb', line 244

def spec_names
  if dependency_api_available?
    remote_specs.spec_names
  else
    []
  end
end

#specs ⇒ Object 



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# File 'lib/bundler/source/rubygems.rb', line 133

def specs
  @specs ||= begin
    # remote_specs usually generates a way larger Index than the other
    # sources, and large_idx.merge! small_idx is way faster than
    # small_idx.merge! large_idx.
    index = @allow_remote ? remote_specs.dup : Index.new
    index.merge!(cached_specs) if @allow_cached
    index.merge!(installed_specs) if @allow_local

    # complete with default specs, only if not already available in the
    # index through remote, cached, or installed specs
    index.use(default_specs) if @allow_local

    index
  end
end

#to_lock ⇒ Object 



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# File 'lib/bundler/source/rubygems.rb', line 99

def to_lock
  out = String.new("GEM\n")
  lockfile_remotes.reverse_each do |remote|
    out << "  remote: #{remote}\n"
  end
  out << "  specs:\n"
end

#to_s ⇒ Object 



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# File 'lib/bundler/source/rubygems.rb', line 107

def to_s
  if remotes.empty?
    "locally installed gems"
  elsif @allow_remote && @allow_cached && @allow_local
    "rubygems repository #{remote_names}, cached gems or installed locally"
  elsif @allow_remote && @allow_local
    "rubygems repository #{remote_names} or installed locally"
  elsif @allow_remote
    "rubygems repository #{remote_names}"
  elsif @allow_cached && @allow_local
    "cached gems or installed locally"
  else
    "locally installed gems"
  end
end

#unmet_deps ⇒ Object 



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# File 'lib/bundler/source/rubygems.rb', line 252

def unmet_deps
  if dependency_api_available?
    remote_specs.unmet_dependency_names
  else
    []
  end
end