Class: Bundler::RubygemsIntegration

Inherits:
Object
  • Object
show all
Defined in:
lib/bundler/rubygems_integration.rb

Direct Known Subclasses

Future, Legacy, Modern

Defined Under Namespace

Classes: AlmostModern, Ancient, Future, Legacy, Modern, MoreFuture, MoreModern, Transitional

Constant Summary collapse

EXT_LOCK =
Monitor.new

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.provides?(req_str) ⇒ Boolean

Returns:

  • (Boolean)


17
18
19
# File 'lib/bundler/rubygems_integration.rb', line 17

def self.provides?(req_str)
  Gem::Requirement.new(req_str).satisfied_by?(version)
end

.versionObject



13
14
15
# File 'lib/bundler/rubygems_integration.rb', line 13

def self.version
  @version ||= Gem::Version.new(Gem::VERSION)
end

Instance Method Details

#backport_base_dirObject

This backports base_dir which replaces installation path Rubygems 1.8+



403
404
405
406
407
408
# File 'lib/bundler/rubygems_integration.rb', line 403

def backport_base_dir
  redefine_method(Gem::Specification, :base_dir) do
    return Gem.dir unless loaded_from
    File.dirname File.dirname loaded_from
  end
end

#backport_cache_fileObject



410
411
412
413
414
415
416
417
418
# File 'lib/bundler/rubygems_integration.rb', line 410

def backport_cache_file
  redefine_method(Gem::Specification, :cache_dir) do
    @cache_dir ||= File.join base_dir, "cache"
  end

  redefine_method(Gem::Specification, :cache_file) do
    @cache_file ||= File.join cache_dir, "#{full_name}.gem"
  end
end

#backport_segment_generationObject

This backports the correct segment generation code from Rubygems 1.4+ by monkeypatching it into the method in Rubygems 1.3.6 and 1.3.7.



384
385
386
387
388
389
390
# File 'lib/bundler/rubygems_integration.rb', line 384

def backport_segment_generation
  redefine_method(Gem::Version, :segments) do
    @segments ||= @version.scan(/[0-9]+|[a-z]+/i).map do |s|
      /^\d+$/ =~ s ? s.to_i : s
    end
  end
end

#backport_spec_fileObject



420
421
422
423
424
425
426
427
428
# File 'lib/bundler/rubygems_integration.rb', line 420

def backport_spec_file
  redefine_method(Gem::Specification, :spec_dir) do
    @spec_dir ||= File.join base_dir, "specifications"
  end

  redefine_method(Gem::Specification, :spec_file) do
    @spec_file ||= File.join spec_dir, "#{full_name}.gemspec"
  end
end

#backport_yaml_initializeObject

This backport fixes the marshaling of @segments.



393
394
395
396
397
398
399
# File 'lib/bundler/rubygems_integration.rb', line 393

def backport_yaml_initialize
  redefine_method(Gem::Version, :yaml_initialize) do |tag, map|
    @version = map['version']
    @segments = nil
    @hash = nil
  end
end

#bin_path(gem, bin, ver) ⇒ Object



141
142
143
# File 'lib/bundler/rubygems_integration.rb', line 141

def bin_path(gem, bin, ver)
  Gem.bin_path(gem, bin, ver)
end

#build(spec, skip_validation = false) ⇒ Object



226
227
228
229
# File 'lib/bundler/rubygems_integration.rb', line 226

def build(spec, skip_validation = false)
  require 'rubygems/builder'
  Gem::Builder.new(spec).build
end

#build_argsObject



29
30
31
# File 'lib/bundler/rubygems_integration.rb', line 29

def build_args
  Gem::Command.build_args
end

#build_args=(args) ⇒ Object



33
34
35
# File 'lib/bundler/rubygems_integration.rb', line 33

def build_args=(args)
  Gem::Command.build_args = args
end

#build_gem(gem_dir, spec) ⇒ Object



231
232
233
# File 'lib/bundler/rubygems_integration.rb', line 231

def build_gem(gem_dir, spec)
   build(spec)
end

#clear_pathsObject



137
138
139
# File 'lib/bundler/rubygems_integration.rb', line 137

def clear_paths
  Gem.clear_paths
end

#config_mapObject



129
130
131
# File 'lib/bundler/rubygems_integration.rb', line 129

def config_map
  Gem::ConfigMap
end

#configurationObject



64
65
66
67
68
69
70
# File 'lib/bundler/rubygems_integration.rb', line 64

def configuration
  Gem.configuration
rescue Gem::SystemExitException => e
  Bundler.ui.error "#{e.class}: #{e.message}"
  Bundler.ui.trace e
  raise Gem::SystemExitException
end

#download_gem(spec, uri, path) ⇒ Object



235
236
237
238
239
# File 'lib/bundler/rubygems_integration.rb', line 235

def download_gem(spec, uri, path)
  uri = Bundler.settings.mirror_for(uri)
  fetcher = Gem::RemoteFetcher.new(configuration[:http_proxy])
  fetcher.download(spec, uri, path)
end

#ext_lockObject



167
168
169
# File 'lib/bundler/rubygems_integration.rb', line 167

def ext_lock
  EXT_LOCK
end

#fetch_all_remote_specsObject



183
184
185
186
187
188
189
190
# File 'lib/bundler/rubygems_integration.rb', line 183

def fetch_all_remote_specs
  # Fetch all specs, minus prerelease specs
  spec_list = fetch_specs(true, false)
  # Then fetch the prerelease specs
  fetch_prerelease_specs.each {|k, v| spec_list[k] += v }

  return spec_list
end

#fetch_prerelease_specsObject



177
178
179
180
181
# File 'lib/bundler/rubygems_integration.rb', line 177

def fetch_prerelease_specs
  fetch_specs(false, true)
rescue Gem::RemoteFetcher::FetchError
  [] # if we can't download them, there aren't any
end

#fetch_specs(all, pre, &blk) ⇒ Object



171
172
173
174
175
# File 'lib/bundler/rubygems_integration.rb', line 171

def fetch_specs(all, pre, &blk)
  specs = Gem::SpecFetcher.new.list(all, pre)
  specs.each { yield } if block_given?
  specs
end

#gem_bindirObject



101
102
103
# File 'lib/bundler/rubygems_integration.rb', line 101

def gem_bindir
  Gem.bindir
end

#gem_cacheObject



113
114
115
# File 'lib/bundler/rubygems_integration.rb', line 113

def gem_cache
  gem_path.map{|p| File.expand_path("cache", p) }
end

#gem_dirObject



97
98
99
# File 'lib/bundler/rubygems_integration.rb', line 97

def gem_dir
  Gem.dir
end

#gem_from_path(path, policy = nil) ⇒ Object



204
205
206
207
# File 'lib/bundler/rubygems_integration.rb', line 204

def gem_from_path(path, policy = nil)
  require 'rubygems/format'
  Gem::Format.from_file_by_path(path, policy)
end

#gem_pathObject



109
110
111
# File 'lib/bundler/rubygems_integration.rb', line 109

def gem_path
  Gem.path
end

#inflate(obj) ⇒ Object



80
81
82
# File 'lib/bundler/rubygems_integration.rb', line 80

def inflate(obj)
  Gem.inflate(obj)
end

#loaded_gem_pathsObject



150
151
152
153
154
155
156
157
158
159
160
161
# File 'lib/bundler/rubygems_integration.rb', line 150

def loaded_gem_paths
  # RubyGems 2.2+ can put binary extension into dedicated folders,
  # therefore use RubyGems facilities to obtain their load paths.
  if Gem::Specification.method_defined? :full_require_paths
    loaded_gem_paths = Gem.loaded_specs.map {|n, s| s.full_require_paths}
    loaded_gem_paths.flatten
  else
    $LOAD_PATH.select do |p|
      Bundler.rubygems.gem_path.any?{|gp| p =~ /^#{Regexp.escape(gp)}/ }
    end
  end
end

#loaded_specs(name) ⇒ Object



37
38
39
# File 'lib/bundler/rubygems_integration.rb', line 37

def loaded_specs(name)
  Gem.loaded_specs[name]
end

#mark_loaded(spec) ⇒ Object



41
42
43
44
45
46
47
48
# File 'lib/bundler/rubygems_integration.rb', line 41

def mark_loaded(spec)
  if spec.respond_to?(:activated=)
    current = Gem.loaded_specs[spec.name]
    current.activated = false if current
    spec.activated = true
  end
  Gem.loaded_specs[spec.name] = spec
end

#marshal_spec_dirObject



125
126
127
# File 'lib/bundler/rubygems_integration.rb', line 125

def marshal_spec_dir
  Gem::MARSHAL_SPEC_DIR
end

#path(obj) ⇒ Object



56
57
58
# File 'lib/bundler/rubygems_integration.rb', line 56

def path(obj)
  obj.to_s
end

#platformsObject



60
61
62
# File 'lib/bundler/rubygems_integration.rb', line 60

def platforms
  Gem.platforms
end

#preserve_pathsObject



145
146
147
148
# File 'lib/bundler/rubygems_integration.rb', line 145

def preserve_paths
  # this is a no-op outside of Rubygems 1.8
  yield
end

#provides?(req_str) ⇒ Boolean

Returns:

  • (Boolean)


25
26
27
# File 'lib/bundler/rubygems_integration.rb', line 25

def provides?(req_str)
  self.class.provides?(req_str)
end

#read_binary(path) ⇒ Object



76
77
78
# File 'lib/bundler/rubygems_integration.rb', line 76

def read_binary(path)
  Gem.read_binary(path)
end

#redefine_method(klass, method, &block) ⇒ Object



430
431
432
433
434
435
# File 'lib/bundler/rubygems_integration.rb', line 430

def redefine_method(klass, method, &block)
  if klass.instance_methods(false).include?(method)
    klass.send(:remove_method, method)
  end
  klass.send(:define_method, method, &block)
end

#replace_bin_path(specs) ⇒ Object

Used to make bin stubs that are not created by bundler work under bundler. The new Gem.bin_path only considers gems in specs



332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
# File 'lib/bundler/rubygems_integration.rb', line 332

def replace_bin_path(specs)
  gem_class = (class << Gem ; self ; end)
  redefine_method(gem_class, :bin_path) do |name, *args|
    exec_name = args.first

    if exec_name == 'bundle'
      return ENV['BUNDLE_BIN_PATH']
    end

    spec = nil

    if exec_name
      spec = specs.find { |s| s.executables.include?(exec_name) }
      spec or raise Gem::Exception, "can't find executable #{exec_name}"
      unless spec.name == name
        warn "Bundler is using a binstub that was created for a different gem.\n" \
          "This is deprecated, in future versions you may need to `bundle binstub #{name}` " \
          "to work around a system/bundle conflict."
      end
    else
      spec = specs.find  { |s| s.name == name }
      exec_name = spec.default_executable or raise Gem::Exception, "no default executable for #{spec.full_name}"
    end

    gem_bin = File.join(spec.full_gem_path, spec.bindir, exec_name)
    gem_from_path_bin = File.join(File.dirname(spec.loaded_from), spec.bindir, exec_name)
    File.exist?(gem_bin) ? gem_bin : gem_from_path_bin
  end
end

#replace_entrypoints(specs) ⇒ Object

Replace or hook into Rubygems to provide a bundlerized view of the world.



371
372
373
374
375
376
377
378
379
380
# File 'lib/bundler/rubygems_integration.rb', line 371

def replace_entrypoints(specs)
  replace_gem(specs)

  stub_rubygems(specs)

  replace_bin_path(specs)
  replace_refresh

  Gem.clear_paths
end

#replace_gem(specs) ⇒ Object



266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
# File 'lib/bundler/rubygems_integration.rb', line 266

def replace_gem(specs)
  reverse_rubygems_kernel_mixin

  executables = specs.map { |s| s.executables }.flatten

  ::Kernel.send(:define_method, :gem) do |dep, *reqs|
    if executables.include? File.basename(caller.first.split(':').first)
      return
    end
    reqs.pop if reqs.last.is_a?(Hash)

    unless dep.respond_to?(:name) && dep.respond_to?(:requirement)
      dep = Gem::Dependency.new(dep, reqs)
    end

    spec = specs.find  { |s| s.name == dep.name }

    if spec.nil?

      e = Gem::LoadError.new "#{dep.name} is not part of the bundle. Add it to Gemfile."
      e.name = dep.name
      if e.respond_to?(:requirement=)
        e.requirement = dep.requirement
      else
        e.version_requirement = dep.requirement
      end
      raise e
    elsif dep !~ spec
      e = Gem::LoadError.new "can't activate #{dep}, already activated #{spec.full_name}. " \
                             "Make sure all dependencies are added to Gemfile."
      e.name = dep.name
      if e.respond_to?(:requirement=)
        e.requirement = dep.requirement
      else
        e.version_requirement = dep.requirement
      end
      raise e
    end

    true
  end
end

#replace_refreshObject

Because Bundler has a static view of what specs are available, we don’t #refresh, so stub it out.



364
365
366
367
# File 'lib/bundler/rubygems_integration.rb', line 364

def replace_refresh
  gem_class = (class << Gem ; self ; end)
  redefine_method(gem_class, :refresh) { }
end

#repository_subdirectoriesObject



133
134
135
# File 'lib/bundler/rubygems_integration.rb', line 133

def repository_subdirectories
  %w[cache doc gems specifications]
end

#reverse_rubygems_kernel_mixinObject



254
255
256
257
258
259
260
261
262
263
264
# File 'lib/bundler/rubygems_integration.rb', line 254

def reverse_rubygems_kernel_mixin
  # Disable rubygems' gem activation system
  ::Kernel.class_eval do
    if private_method_defined?(:gem_original_require)
      alias rubygems_require require
      alias require gem_original_require
    end

    undef gem
  end
end

#ruby_engineObject



72
73
74
# File 'lib/bundler/rubygems_integration.rb', line 72

def ruby_engine
  Gem.ruby_engine
end

#security_policiesObject



245
246
247
248
249
250
251
252
# File 'lib/bundler/rubygems_integration.rb', line 245

def security_policies
  @security_policies ||= begin
    require 'rubygems/security'
    Gem::Security::Policies
  rescue LoadError, NameError
    {}
  end
end

#security_policy_keysObject



241
242
243
# File 'lib/bundler/rubygems_integration.rb', line 241

def security_policy_keys
  %w{High Medium Low AlmostNo No}.map { |level| "#{level}Security" }
end

#sourcesObject



93
94
95
# File 'lib/bundler/rubygems_integration.rb', line 93

def sources
  Gem.sources
end

#sources=(val) ⇒ Object



84
85
86
87
88
89
90
91
# File 'lib/bundler/rubygems_integration.rb', line 84

def sources=(val)
  # Gem.configuration creates a new Gem::ConfigFile, which by default will read ~/.gemrc
  # If that file exists, its settings (including sources) will overwrite the values we
  # are about to set here. In order to avoid that, we force memoizing the config file now.
  configuration

  Gem.sources = val
end

#spec_cache_dirsObject



117
118
119
120
121
122
123
# File 'lib/bundler/rubygems_integration.rb', line 117

def spec_cache_dirs
  @spec_cache_dirs ||= begin
    dirs = gem_path.map {|dir| File.join(dir, 'specifications')}
    dirs << Gem.spec_cache_dir if Gem.respond_to?(:spec_cache_dir) # Not in Rubygems 2.0.3 or earlier
    dirs.uniq.select {|dir| File.directory? dir}
  end
end

#spec_from_gem(path, policy = nil) ⇒ Object



209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
# File 'lib/bundler/rubygems_integration.rb', line 209

def spec_from_gem(path, policy = nil)
  require 'rubygems/security'
  gem_from_path(path, security_policies[policy]).spec
rescue Gem::Package::FormatError
  raise GemspecError, "Could not read gem at #{path}. It may be corrupted."
rescue Exception, Gem::Exception, Gem::Security::Exception => e
  if e.is_a?(Gem::Security::Exception) ||
      e.message =~ /unknown trust policy|unsigned gem/i ||
      e.message =~ /couldn't verify (meta)?data signature/i
    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}"
  else
    raise e
  end
end

#stub_source_index(specs) ⇒ Object



309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
# File 'lib/bundler/rubygems_integration.rb', line 309

def stub_source_index(specs)
  Gem::SourceIndex.send(:alias_method, :old_initialize, :initialize)
  redefine_method(Gem::SourceIndex, :initialize) do |*args|
    @gems = {}
    # You're looking at this thinking: Oh! This is how I make those
    # rubygems deprecations go away!
    #
    # You'd be correct BUT using of this method in production code
    # must be approved by the rubygems team itself!
    #
    # This is your warning. If you use this and don't have approval
    # we can't protect you.
    #
    Deprecate.skip_during do
      self.spec_dirs = *args
      add_specs(*specs)
    end
  end
end

#ui=(obj) ⇒ Object



163
164
165
# File 'lib/bundler/rubygems_integration.rb', line 163

def ui=(obj)
  Gem::DefaultUserInteraction.ui = obj
end

#user_homeObject



105
106
107
# File 'lib/bundler/rubygems_integration.rb', line 105

def user_home
  Gem.user_home
end

#validate(spec) ⇒ Object



50
51
52
53
54
# File 'lib/bundler/rubygems_integration.rb', line 50

def validate(spec)
  Bundler.ui.silence { spec.validate(false) }
rescue Errno::ENOENT
  nil
end

#versionObject



21
22
23
# File 'lib/bundler/rubygems_integration.rb', line 21

def version
  self.class.version
end

#with_build_args(args) ⇒ Object



192
193
194
195
196
197
198
199
200
201
202
# File 'lib/bundler/rubygems_integration.rb', line 192

def with_build_args(args)
  ext_lock.synchronize do
    old_args = self.build_args
    begin
      self.build_args = args
      yield
    ensure
      self.build_args = old_args
    end
  end
end