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Class: Bundler::CompactIndexClient::Cache

Relationships & Source Files
Inherits: Object
Defined in: lib/bundler/compact_index_client/cache.rb

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(directory) ⇒ Cache

[ GitHub ] 

  


# File 'lib/bundler/compact_index_client/cache.rb', line 10



def initialize(directory)
  @directory = Pathname.new(directory).expand_path
  info_roots.each {|dir| mkdir(dir) }
  mkdir(info_etag_root)
end


  







Instance Attribute Details



  

    #directory   (readonly)
  

  [ GitHub ]


  

  


# File 'lib/bundler/compact_index_client/cache.rb', line 8



attr_reader :directory


  







Instance Method Details



  

    #checksums  
  

  [ GitHub ]


  

  


# File 'lib/bundler/compact_index_client/cache.rb', line 57



def checksums
  checksums = {}

  lines(versions_path).each do |line|
    name, _, checksum = line.split(" ", 3)
    checksums[name] = checksum
  end

  checksums
end


  








  

    #dependencies(name)  
  

  [ GitHub ]


  

  


# File 'lib/bundler/compact_index_client/cache.rb', line 68



def dependencies(name)
  lines(info_path(name)).map do |line|
    parse_gem(line)
  end
end


  








  

    #info_etag_path(name)  
  

  [ GitHub ]


  

  


# File 'lib/bundler/compact_index_client/cache.rb', line 84



def info_etag_path(name)
  name = name.to_s
  info_etag_root.join("#{name}-#{SharedHelpers.digest(:MD5).hexdigest(name).downcase}")
end


  








  

    #info_etag_root   (private)
  

  [ GitHub ]


  

  


# File 'lib/bundler/compact_index_client/cache.rb', line 116



def info_etag_root
  directory.join("info-etags")
end


  








  

    #info_path(name)  
  

  [ GitHub ]


  

  


# File 'lib/bundler/compact_index_client/cache.rb', line 74



def info_path(name)
  name = name.to_s
  if /[^a-z0-9_-]/.match?(name)
    name += "-#{SharedHelpers.digest(:MD5).hexdigest(name).downcase}"
    info_roots.last.join(name)
  else
    info_roots.first.join(name)
  end
end


  








  

    #info_roots   (private)
  

  [ GitHub ]


  

  


# File 'lib/bundler/compact_index_client/cache.rb', line 109



def info_roots
  [
    directory.join("info"),
    directory.join("info-special-characters"),
  ]
end


  








  

    #lines(path)   (private)
  

  [ GitHub ]


  

  


# File 'lib/bundler/compact_index_client/cache.rb', line 97



def lines(path)
  return [] unless path.file?
  lines = SharedHelpers.filesystem_access(path, :read, &:read).split("\n")
  header = lines.index("---")
  header ? lines[header + 1..-1] : lines
end


  








  

    #mkdir(dir)   (private)
  

  [ GitHub ]


  

  


# File 'lib/bundler/compact_index_client/cache.rb', line 91



def mkdir(dir)
  SharedHelpers.filesystem_access(dir) do
    FileUtils.mkdir_p(dir)
  end
end


  








  

    #names  
  

  [ GitHub ]


  

  


# File 'lib/bundler/compact_index_client/cache.rb', line 16



def names
  lines(names_path)
end


  








  

    #names_etag_path  
  

  [ GitHub ]


  

  


# File 'lib/bundler/compact_index_client/cache.rb', line 24



def names_etag_path
  directory.join("names.etag")
end


  








  

    #names_path  
  

  [ GitHub ]


  

  


# File 'lib/bundler/compact_index_client/cache.rb', line 20



def names_path
  directory.join("names")
end


  








  

    #parse_gem(line)   (private)
  

  [ GitHub ]


  

  


# File 'lib/bundler/compact_index_client/cache.rb', line 104



def parse_gem(line)
  @dependency_parser ||= GemParser.new
  @dependency_parser.parse(line)
end


  








  

    #versions  
  

  [ GitHub ]


  

  


# File 'lib/bundler/compact_index_client/cache.rb', line 28



def versions
  versions_by_name = Hash.new {|hash, key| hash[key] = [] }
  info_checksums_by_name = {}

  lines(versions_path).each do |line|
    name, versions_string, info_checksum = line.split(" ", 3)
    info_checksums_by_name[name] = info_checksum || ""
    versions_string.split(",") do |version|
      delete = version.delete_prefix!("-")
      version = version.split("-", 2).unshift(name)
      if delete
        versions_by_name[name].delete(version)
      else
        versions_by_name[name] << version
      end
    end
  end

  [versions_by_name, info_checksums_by_name]
end


  








  

    #versions_etag_path  
  

  [ GitHub ]


  

  


# File 'lib/bundler/compact_index_client/cache.rb', line 53



def versions_etag_path
  directory.join("versions.etag")
end


  








  

    #versions_path  
  

  [ GitHub ]


  

  


# File 'lib/bundler/compact_index_client/cache.rb', line 49



def versions_path
  directory.join("versions")
end