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|
require "uri"
require "rubygems/spec_fetcher"
require "rubygems/format"
require "digest/sha1"
require "open3"
module Bundler
class Source
def lockify_options
options = @options.reject {|k,v| k == "uri" }
return if options.empty?
@options.sort.map do |option, value|
%{#{option}:"#{value}"}
end.join(" ")
end
class Rubygems < Source
attr_reader :uri, :options
def initialize(options = {})
@options = options.reject {|k,v| !k.is_a?(String) }
@uri = options["uri"].to_s
@uri = "#{uri}/" unless @uri =~ %r'/$'
@uri = URI.parse(@uri) unless @uri.is_a?(URI)
raise ArgumentError, "The source must be an absolute URI" unless @uri.absolute?
end
def self.from_lock(uri, options)
new("uri" => uri)
end
def to_lock
"gem: #{@uri}"
end
def to_s
"rubygems repository at #{uri}"
end
def specs
@specs ||= fetch_specs
end
def fetch(spec)
Bundler.ui.debug " * Downloading"
Gem::RemoteFetcher.fetcher.download(spec, uri, Gem.dir)
end
def install(spec)
Bundler.ui.debug " * Installing"
installer = Gem::Installer.new gem_path(spec),
:install_dir => Gem.dir,
:ignore_dependencies => true,
:wrappers => true,
:env_shebang => true,
:bin_dir => "#{Gem.dir}/bin"
installer.install
spec.loaded_from = "#{Gem.dir}/specifications/#{spec.full_name}.gemspec"
end
private
def gem_path(spec)
"#{Gem.dir}/cache/#{spec.full_name}.gem"
end
def fetch_specs
index = Index.new
Bundler.ui.info "Fetching source index from #{uri}"
old, Gem.sources = Gem.sources, ["#{uri}"]
fetch_all_specs do |n,v|
v.each do |name, version, platform|
next unless Gem::Platform.match(platform)
spec = RemoteSpecification.new(name, version, platform, @uri)
spec.source = self
index << spec
end
end
index
ensure
Gem.sources = old
end
def fetch_all_specs(&blk)
# Fetch all specs, minus prerelease specs
Gem::SpecFetcher.new.list(true, false).each(&blk)
# Then fetch the prerelease specs
begin
Gem::SpecFetcher.new.list(false, true).each(&blk)
rescue Gem::RemoteFetcher::FetchError
Bundler.ui.warn "Could not fetch prerelease specs from #{self}"
end
end
end
class SystemGems
def specs
@specs ||= begin
index = Index.new
system_paths = Gem::SourceIndex.installed_spec_directories
system_paths.reject!{|d| d == Bundler.specs_path.to_s }
system_index = Gem::SourceIndex.from_gems_in(*system_paths)
system_index.to_a.reverse.each do |name, spec|
spec.source = self
index << spec
end
index
end
end
def to_s
"system gems"
end
def install(spec)
Bundler.ui.debug " * already installed; skipping"
end
end
class BundlerGems < SystemGems
def specs
@specs ||= begin
index = Index.new
bundle_index = Gem::SourceIndex.from_gems_in(Bundler.specs_path)
bundle_index.to_a.reverse.each do |name, spec|
spec.source = self
index << spec
end
index
end
end
def to_s
"bundler gems"
end
end
class GemCache
def initialize(options)
@path = options["path"]
end
def to_s
".gem files at #{@path}"
end
def specs
@specs ||= begin
index = Index.new
Dir["#{@path}/*.gem"].each do |gemfile|
spec = Gem::Format.from_file_by_path(gemfile).spec
spec.source = self
index << spec
end
index
end
end
def install(spec)
destination = Gem.dir
Bundler.ui.debug " * Installing from cache"
installer = Gem::Installer.new "#{@path}/#{spec.full_name}.gem",
:install_dir => Gem.dir,
:ignore_dependencies => true,
:wrappers => true,
:env_shebang => true,
:bin_dir => "#{Gem.dir}/bin"
installer.install
spec.loaded_from = "#{Gem.dir}/specifications/#{spec.full_name}.gemspec"
end
end
class Path
attr_reader :path, :options
DEFAULT_GLOB = "{,*/}*.gemspec"
def initialize(options)
@options = options
@glob = options["glob"] || DEFAULT_GLOB
if options["path"]
@path = Pathname.new(options["path"]).expand_path(Bundler.root)
end
@name = options["name"]
@version = options["version"]
end
def self.from_lock(uri, options)
new(options.merge("path" => uri))
end
def to_lock
out = "path: #{@path}"
out << %{ glob:"#{@glob}"} unless @glob == DEFAULT_GLOB
out
end
def to_s
"source code at #{@path}"
end
def load_spec_files
index = Index.new
if File.directory?(path)
Dir["#{path}/#{@glob}"].each do |file|
file = Pathname.new(file)
# Eval the gemspec from its parent directory
spec = Dir.chdir(file.dirname) do
begin
Gem::Specification.from_yaml(file.basename)
# Raises ArgumentError if the file is not valid YAML
rescue ArgumentError, Gem::EndOfYAMLException, Gem::Exception
begin
eval(File.read(file.basename), TOPLEVEL_BINDING, file.expand_path.to_s)
rescue LoadError
raise GemspecError, "There was a LoadError while evaluating #{file.basename}.\n" +
"Does it try to require a relative path? That doesn't work in Ruby 1.9."
end
end
end
if spec
spec = Specification.from_gemspec(spec)
spec.loaded_from = file.to_s
spec.source = self
index << spec
end
end
if index.empty? && @name && @version
index << Specification.new do |s|
s.name = @name
s.source = self
s.version = Gem::Version.new(@version)
s.summary = "Fake gemspec for #{@name}"
s.relative_loaded_from = "#{@name}.gemspec"
if path.join("bin").exist?
binaries = path.join("bin").children.map{|c| c.basename.to_s }
s.executables = binaries
end
end
end
else
raise PathError, "The path `#{path}` does not exist."
end
index
end
def local_specs
@local_specs ||= load_spec_files
end
def install(spec)
Bundler.ui.debug " * Using path #{path}"
generate_bin(spec)
end
alias specs local_specs
private
def generate_bin(spec)
gem_dir = spec.full_gem_path
gem_file = nil # so we have access after it's set in the block
Dir.chdir(gem_dir) do
gem_file = Gem::Builder.new(spec).build
end
installer = Gem::Installer.new File.join(gem_dir, gem_file),
:bin_dir => "#{Gem.dir}/bin",
:wrappers => true,
:env_shebang => false,
:format_executable => false
installer.instance_eval { @gem_dir = gem_dir }
installer.build_extensions
installer.generate_bin
rescue Gem::InvalidSpecificationException => e
Bundler.ui.warn "\n#{spec.name} at #{spec.full_gem_path} did not have a valid gemspec.\n" \
"This prevents bundler from installing bins or native extensions, but " \
"that may not affect its functionality."
if !spec.extensions.empty? && !spec.email.empty?
Bundler.ui.warn "If you need to use this package without installing it from a gem " \
"repository, please contact #{spec.email} and ask them " \
"to modify their .gemspec so it can work with `gem build`."
end
Bundler.ui.warn "The validation message from Rubygems was:\n #{e.message}"
end
end
class Git < Path
attr_reader :uri, :ref, :options
def initialize(options)
super
@uri = options["uri"]
@ref = options["ref"] || options["branch"] || options["tag"] || 'master'
end
def to_lock
%{git: #{@uri} ref:"#{shortref_for(options["ref"])}"}
end
def to_s
ref = @options["ref"] ? shortref_for(@options["ref"]) : @ref
"#{@uri} (at #{ref})"
end
def path
Bundler.install_path.join("#{base_name}-#{uri_hash}-#{ref}")
end
def specs
# Start by making sure the git cache is up to date
cache
checkout
local_specs
end
def install(spec)
Bundler.ui.debug " * Using git #{uri}"
if @installed
Bundler.ui.debug " * Already checked out revision: #{ref}"
else
Bundler.ui.debug " * Checking out revision: #{ref}"
checkout
@installed = true
end
generate_bin(spec)
end
def lock
@ref = @options["ref"] = revision
checkout
end
def load_spec_files
super
rescue PathError
raise PathError, "#{to_s} is not checked out. Please run `bundle install`"
end
private
def git(command)
out = %x{git #{command}}
if $? != 0
raise GitError, "An error has occurred in git. Cannot complete bundling."
end
out
end
def base_name
File.basename(uri.sub(%r{^(\w+://)?([^/:]+:)},''), ".git")
end
def shortref_for(ref)
ref[0..6]
end
def uri_hash
if uri =~ %r{^\w+://(\w+@)?}
# Downcase the domain component of the URI
# and strip off a trailing slash, if one is present
input = URI.parse(uri).normalize.to_s.sub(%r{/$},'')
else
# If there is no URI scheme, assume it is an ssh/git URI
input = uri
end
Digest::SHA1.hexdigest(input)
end
def cache_path
@cache_path ||= Bundler.cache.join("git", "#{base_name}-#{uri_hash}")
end
def cache
if cached?
Bundler.ui.info "Updating #{uri}"
in_cache { git %|fetch --force --quiet "#{uri}" refs/heads/*:refs/heads/*| }
else
Bundler.ui.info "Fetching #{uri}"
FileUtils.mkdir_p(cache_path.dirname)
git %|clone "#{uri}" "#{cache_path}" --bare --no-hardlinks|
end
end
def checkout
unless File.exist?(path.join(".git"))
git %|clone --no-checkout "#{cache_path}" "#{path}"|
end
Dir.chdir(path) do
git "fetch --force --quiet"
git "reset --hard #{revision}"
end
end
def revision
@revision ||= in_cache { git("rev-parse #{ref}").strip }
end
def cached?
cache_path.exist?
end
def in_cache(&blk)
cache unless cached?
Dir.chdir(cache_path, &blk)
end
end
end
end
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