Class: GithubBottle

Inherits:
Object
  • Object
show all
Defined in:
lib/homebrew/github/bottles.rb

Defined Under Namespace

Classes: Error

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(project_basepath, authorization = nil) ⇒ GithubBottle

Returns a new instance of GithubBottle.



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# File 'lib/homebrew/github/bottles.rb', line 25

def initialize(project_basepath, authorization=nil)
  @authorization = authorization
  @project_basepath = project_basepath
  @project_basepath << "/" unless project_basepath.end_with?("/")

  @has_checked_bottle = false
  @has_bottle = false
  @bottle_asset_id = -1
end

Instance Attribute Details

#bottle_asset_id ⇒ Object

Returns the value of attribute bottle_asset_id.



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# File 'lib/homebrew/github/bottles.rb', line 37

def bottle_asset_id
  @bottle_asset_id
end

#project_basepath ⇒ Object

Returns the value of attribute project_basepath.



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# File 'lib/homebrew/github/bottles.rb', line 36

def project_basepath
  @project_basepath
end

#release_uri ⇒ Object

Returns the value of attribute release_uri.



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# File 'lib/homebrew/github/bottles.rb', line 35

def release_uri
  @release_uri
end

Instance Method Details

#bottled?(formula) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/homebrew/github/bottles.rb', line 88

def bottled?(formula)
  if @has_checked_bottle
    return @has_bottle
  end

  @has_checked_bottle = true
  @has_bottle = inner_bottled?(formula)
  return @has_bottle
end

#file_pattern(formula) ⇒ Object 



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# File 'lib/homebrew/github/bottles.rb', line 39

def file_pattern(formula)
  # bottle_tag is defined in bottles, required above
  "#{formula.name}-#{formula.pkg_version}.#{bottle_tag}.bottle.tar.gz"
end

#pour(cache_root, formula) ⇒ Object 



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# File 'lib/homebrew/github/bottles.rb', line 98

def pour(cache_root, formula)
  asset_uri = URI(@project_basepath + "releases/assets/#{@bottle_asset_id}")

  here_cache = (cache_root/formula.name)
  here_cache.mkpath
  file = file_pattern formula
  cache_file = here_cache/file

  ohai "brew-github-bottles: Downloading #{asset_uri}"

  # Get the asset from github
  req = Net::HTTP::Get.new(asset_uri)

  unless @authorization.nil?
    req["Authorization"] = @authorization
  end

  req["Accept"] = "application/octet-stream"

  res = send_request(asset_uri, req)

  data = ""
  begin
    case res
      when Net::HTTPSuccess then
        data = res.body
      when Net::HTTPRedirection then
        # Follow the redirect, which already includes the credentials
        res = Net::HTTP.get_response(URI(res['location']))
        unless Net::HTTPOK === res
          raise
        end
        data = res.body
      else
        raise
    end
  rescue StandardError => e
    raise Error, "brew-github-bottles: Failed to download resource \"#{formula.name}\" - (#{e.message})"
  end

  open cache_file, "w" do |io|
    io.write data
  end

  bottle_install_dir = formula.prefix
  bottle_install_dir.mkpath

  ohai "brew-github-bottles: Pouring #{file} to #{bottle_install_dir}"

  # TODO: Use Minitar instead?
  system "tar", "-xf", cache_file.to_s, "-C", bottle_install_dir.to_s, "--strip-components=2"
  true
end