Module: Gemlock

Defined in:
lib/gemlock.rb,
lib/gemlock/config.rb,
lib/gemlock/railtie.rb,
lib/gemlock/version.rb,
lib/generators/gemlock/config_generator.rb

Defined Under Namespace

Modules: Config Classes: ConfigGenerator, Railtie

Constant Summary collapse

VERSION = 
"0.2.8"

Class Method Summary collapse

Class Method Details

.check_gems_individually(gems) ⇒ Object 



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# File 'lib/gemlock.rb', line 111

def check_gems_individually(gems)
  outdated = {}

  gems.each_pair do |name, version|
    latest_version = lookup_version(name)
    update_type = difference(version, latest_version)
    if Gem::Version.new(latest_version) > Gem::Version.new(version)
      if Config.parsed && Config.parsed['releases'].include?(update_type)
        outdated[name] = latest_version
      end
    end
  end

  outdated.inject({}) do |hash, gem|
    name, version = *gem
    hash[name] = { :latest => version, :current => gems[name] }
    hash
  end
end

.difference(version_a, version_b) ⇒ Object 



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# File 'lib/gemlock.rb', line 71

def difference(version_a, version_b)
  major_a, minor_a, patch_a = process_version(version_a)
  major_b, minor_b, patch_b = process_version(version_b)

  if (major_a - major_b).abs > 0
    "major"
  elsif (minor_a - minor_b).abs > 0
    "minor"
  elsif (patch_a - patch_b).abs > 0
    "patch"
  else
    "none"
  end
end

.initializer(automatic = true) ⇒ Object

By default, check for updates every 2 weeks



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# File 'lib/gemlock.rb', line 87

def initializer(automatic = true)
  update_interval = Config.update_interval
  Thread.new(update_interval) do |interval|
    loop do
      puts "Checking for gem updates..."
      outdated = Gemlock.outdated(automatic)
      if outdated.empty?
        puts "All gems up to date!"
      else
        outdated.each_pair do |name, versions|
          puts "#{name} is out of date!"
          puts "Installed version: #{versions[:current]}. Latest version: #{versions[:latest]}"
          puts "To update: bundle update #{name}"
        end
        puts ""
        puts "To update all your gems via bundler:"
        puts "bundle update"
      end
      puts "Checking for updates again in #{interval} seconds"
      sleep interval
    end
  end
end

.locked_gemfile_specs ⇒ Object 



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# File 'lib/gemlock.rb', line 21

def locked_gemfile_specs
  locked_content = Bundler.read_file(lockfile)
  locked = Bundler::LockfileParser.new(locked_content)

  gemfile_names = locked.dependencies.map(&:name)
  locked_gemfile_specs = locked.specs.clone
  locked_gemfile_specs.delete_if { |spec| !gemfile_names.include?(spec.name) }
end

.lockfile ⇒ Object 



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# File 'lib/gemlock.rb', line 13

def lockfile
  @lockfile ||= if defined?(Rails)
                  Rails.root.join('Gemfile.lock')
                else
                  Bundler::SharedHelpers.default_lockfile
                end
end

.lookup_version(name) ⇒ Object 



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# File 'lib/gemlock.rb', line 30

def lookup_version(name)
  json_hash = JSON.parse(RestClient.get("http://gemlock.herokuapp.com/ruby_gems/#{name}/latest.json"))

  return json_hash["version"]
end

.outdated(automatic = false) ⇒ Object 



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# File 'lib/gemlock.rb', line 36

def outdated(automatic = false)
  specs = {}
  locked_gemfile_specs.each do |spec|
    specs[spec.name] = spec.version.to_s
  end

  begin
    types = nil
    app_name = nil

    if Config.parsed
      type = Config.parsed['releases']
      app_name = Config.parsed['name']
    end

    params = {:gems => specs.to_json }
    params[:types]     = types        if types
    params[:app_name]  = app_name     if app_name
    params[:automatic] = automatic    if automatic
    params[:interval]  = Config.update_interval
    params[:email]     = Config.email if Config.email

    response = RestClient.get("http://gemlock.herokuapp.com/ruby_gems/updates.json", :params => params)
    gems = JSON.parse(response)

    gems.inject({}) do |hash, gem|
      name, version = *gem
      hash[name] = {:latest => version, :current => specs[name]}
      hash
    end
  rescue RestClient::GatewayTimeout => e
    check_gems_individually(specs)
  end
end