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Import rubygems 1.5.0 (release candidate)

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@30599 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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ryan 2011-01-19 00:08:49 +00:00
parent d26fb035ca
commit e798ccbacf
173 changed files with 2721 additions and 2455 deletions
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278
lib/rubygems/source_index.rb
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@ -1,18 +1,17 @@
######################################################################
# This file is imported from the rubygems project.
# DO NOT make modifications in this repo. They _will_ be reverted!
# File a patch instead and assign it to Ryan Davis or Eric Hodel.
######################################################################
#--
# Copyright 2006 by Chad Fowler, Rich Kilmer, Jim Weirich and others.
# All rights reserved.
# See LICENSE.txt for permissions.
#++
require 'rubygems/user_interaction'
require 'rubygems/specification'
# :stopdoc:
module Gem
autoload :SpecFetcher, 'rubygems/spec_fetcher'
end
# :startdoc:
##
# The SourceIndex object indexes all the gems available from a
# particular source (e.g. a list of gem directories, or a remote
@ -28,8 +27,6 @@ class Gem::SourceIndex
include Enumerable
include Gem::UserInteraction
attr_reader :gems # :nodoc:
##
@ -38,8 +35,6 @@ class Gem::SourceIndex
attr_accessor :spec_dirs
class << self
include Gem::UserInteraction
##
# Factory method to construct a source index instance for a given
# path.
@ -83,33 +78,7 @@ class Gem::SourceIndex
# loaded spec.
def load_specification(file_name)
return nil unless file_name and File.exist? file_name
spec_code = if defined? Encoding then
File.read file_name, :encoding => 'UTF-8'
else
File.read file_name
end.untaint
begin
gemspec = eval spec_code, binding, file_name
if gemspec.is_a?(Gem::Specification)
gemspec.loaded_from = file_name
return gemspec
end
alert_warning "File '#{file_name}' does not evaluate to a gem specification"
rescue SignalException, SystemExit
raise
rescue SyntaxError => e
alert_warning e
alert_warning spec_code
rescue Exception => e
alert_warning "#{e.inspect}\n#{spec_code}"
alert_warning "Invalid .gemspec format in '#{file_name}'"
end
return nil
Gem::Specification.load file_name
end
end
@ -150,7 +119,7 @@ class Gem::SourceIndex
spec_files = Dir.glob File.join(spec_dir, '*.gemspec')
spec_files.each do |spec_file|
gemspec = self.class.load_specification spec_file.untaint
gemspec = Gem::Specification.load spec_file
add_spec gemspec if gemspec
end
end
@ -275,8 +244,8 @@ class Gem::SourceIndex
##
# Find a gem by an exact match on the short name.
def find_name(gem_name, version_requirement = Gem::Requirement.default)
dep = Gem::Dependency.new gem_name, version_requirement
def find_name(gem_name, requirement = Gem::Requirement.default)
dep = Gem::Dependency.new gem_name, requirement
search dep
end
@ -290,7 +259,7 @@ class Gem::SourceIndex
# behavior is deprecated and will be removed.
def search(gem_pattern, platform_only = false)
version_requirement = nil
requirement = nil
only_platform = false
# TODO - Remove support and warning for legacy arguments after 2008/11
@ -300,10 +269,10 @@ class Gem::SourceIndex
case gem_pattern
when Regexp then
version_requirement = platform_only || Gem::Requirement.default
requirement = platform_only || Gem::Requirement.default
when Gem::Dependency then
only_platform = platform_only
version_requirement = gem_pattern.requirement
requirement = gem_pattern.requirement
gem_pattern = if Regexp === gem_pattern.name then
gem_pattern.name
elsif gem_pattern.name.empty? then
@ -312,17 +281,17 @@ class Gem::SourceIndex
/^#{Regexp.escape gem_pattern.name}$/
end
else
version_requirement = platform_only || Gem::Requirement.default
requirement = platform_only || Gem::Requirement.default
gem_pattern = /#{gem_pattern}/i
end
unless Gem::Requirement === version_requirement then
version_requirement = Gem::Requirement.create version_requirement
unless Gem::Requirement === requirement then
requirement = Gem::Requirement.create requirement
end
specs = all_gems.values.select do |spec|
spec.name =~ gem_pattern and
version_requirement.satisfied_by? spec.version
requirement.satisfied_by? spec.version
end
if only_platform then
@ -354,19 +323,9 @@ class Gem::SourceIndex
latest_specs.each do |local|
dependency = Gem::Dependency.new local.name, ">= #{local.version}"
begin
fetcher = Gem::SpecFetcher.fetcher
remotes = fetcher.find_matching dependency
remotes = remotes.map { |(_,version,_),_| version }
rescue Gem::RemoteFetcher::FetchError => e
raise unless fetcher.warn_legacy e do
require 'rubygems/source_info_cache'
specs = Gem::SourceInfoCache.search_with_source dependency, true
remotes = specs.map { |spec,| spec.version }
end
end
fetcher = Gem::SpecFetcher.fetcher
remotes = fetcher.find_matching dependency
remotes = remotes.map { |(_, version, _), _| version }
latest = remotes.sort.last
@ -376,43 +335,6 @@ class Gem::SourceIndex
outdateds
end
##
# Updates this SourceIndex from +source_uri+. If +all+ is false, only the
# latest gems are fetched.
def update(source_uri, all)
source_uri = URI.parse source_uri unless URI::Generic === source_uri
source_uri.path += '/' unless source_uri.path =~ /\/$/
use_incremental = false
begin
gem_names = fetch_quick_index source_uri, all
remove_extra gem_names
missing_gems = find_missing gem_names
return false if missing_gems.size.zero?
say "Missing metadata for #{missing_gems.size} gems" if
missing_gems.size > 0 and Gem.configuration.really_verbose
use_incremental = missing_gems.size <= Gem.configuration.bulk_threshold
rescue Gem::OperationNotSupportedError => ex
alert_error "Falling back to bulk fetch: #{ex.message}" if
Gem.configuration.really_verbose
use_incremental = false
end
if use_incremental then
update_with_missing(source_uri, missing_gems)
else
new_index = fetch_bulk_index(source_uri)
@gems.replace(new_index.gems)
end
true
end
def ==(other) # :nodoc:
self.class === other and @gems == other.gems
end
@ -421,166 +343,6 @@ class Gem::SourceIndex
Marshal.dump(self)
end
private
def fetcher
require 'rubygems/remote_fetcher'
Gem::RemoteFetcher.fetcher
end
def fetch_index_from(source_uri)
@fetch_error = nil
indexes = %W[
Marshal.#{Gem.marshal_version}.Z
Marshal.#{Gem.marshal_version}
yaml.Z
yaml
]
indexes.each do |name|
spec_data = nil
index = source_uri + name
begin
spec_data = fetcher.fetch_path index
spec_data = unzip(spec_data) if name =~ /\.Z$/
if name =~ /Marshal/ then
return Marshal.load(spec_data)
else
return YAML.load(spec_data)
end
rescue => e
if Gem.configuration.really_verbose then
alert_error "Unable to fetch #{name}: #{e.message}"
end
@fetch_error = e
end
end
nil
end
def fetch_bulk_index(source_uri)
say "Bulk updating Gem source index for: #{source_uri}" if
Gem.configuration.verbose
index = fetch_index_from(source_uri)
if index.nil? then
raise Gem::RemoteSourceException,
"Error fetching remote gem cache: #{@fetch_error}"
end
@fetch_error = nil
index
end
##
# Get the quick index needed for incremental updates.
def fetch_quick_index(source_uri, all)
index = all ? 'index' : 'latest_index'
zipped_index = fetcher.fetch_path source_uri + "quick/#{index}.rz"
unzip(zipped_index).split("\n")
rescue ::Exception => e
unless all then
say "Latest index not found, using quick index" if
Gem.configuration.really_verbose
fetch_quick_index source_uri, true
else
raise Gem::OperationNotSupportedError,
"No quick index found: #{e.message}"
end
end
##
# Make a list of full names for all the missing gemspecs.
def find_missing(spec_names)
unless defined? @originals then
@originals = {}
each do |full_name, spec|
@originals[spec.original_name] = spec
end
end
spec_names.find_all { |full_name|
@originals[full_name].nil?
}
end
def remove_extra(spec_names)
dictionary = spec_names.inject({}) { |h, k| h[k] = true; h }
each do |name, spec|
remove_spec name unless dictionary.include? spec.original_name
end
end
##
# Unzip the given string.
def unzip(string)
require 'zlib'
Gem.inflate string
end
##
# Tries to fetch Marshal representation first, then YAML
def fetch_single_spec(source_uri, spec_name)
@fetch_error = nil
begin
marshal_uri = source_uri + "quick/Marshal.#{Gem.marshal_version}/#{spec_name}.gemspec.rz"
zipped = fetcher.fetch_path marshal_uri
return Marshal.load(unzip(zipped))
rescue => ex
@fetch_error = ex
if Gem.configuration.really_verbose then
say "unable to fetch marshal gemspec #{marshal_uri}: #{ex.class} - #{ex}"
end
end
begin
yaml_uri = source_uri + "quick/#{spec_name}.gemspec.rz"
zipped = fetcher.fetch_path yaml_uri
return YAML.load(unzip(zipped))
rescue => ex
@fetch_error = ex
if Gem.configuration.really_verbose then
say "unable to fetch YAML gemspec #{yaml_uri}: #{ex.class} - #{ex}"
end
end
nil
end
##
# Update the cached source index with the missing names.
def update_with_missing(source_uri, missing_names)
progress = ui.progress_reporter(missing_names.size,
"Updating metadata for #{missing_names.size} gems from #{source_uri}")
missing_names.each do |spec_name|
gemspec = fetch_single_spec(source_uri, spec_name)
if gemspec.nil? then
ui.say "Failed to download spec #{spec_name} from #{source_uri}:\n" \
"\t#{@fetch_error.message}"
else
add_spec gemspec
progress.updated spec_name
end
@fetch_error = nil
end
progress.done
progress.count
end
end
# :stopdoc: