Module: Tane::Helpers::ClassMethods

Defined in:
lib/tane/helpers.rb

Instance Method Summary collapse

Instance Method Details

#authenticate_user ⇒ Object 



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# File 'lib/tane/helpers.rb', line 104

def authenticate_user
  unless logged_in?
    Tane::Commands::Login.process(:exit => false)
  end
end

#base_url ⇒ Object 



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# File 'lib/tane/helpers.rb', line 139

def base_url
  "#{opts.scheme}://#{opts.host}:#{opts.port}"
end

#cloudfuji_app_exists? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/tane/helpers.rb', line 68

def cloudfuji_app_exists?
  File.exists?('.cloudfuji/tane.yml') and File.directory?('.cloudfuji/emails')
end

#cloudfuji_dir ⇒ Object 



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# File 'lib/tane/helpers.rb', line 32

def cloudfuji_dir
  "#{ENV['HOME']}/.cloudfuji"
end

#cloudfuji_envs ⇒ Object 



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# File 'lib/tane/helpers.rb', line 135

def cloudfuji_envs
  YAML.load(ERB.new(File.read( '.cloudfuji/tane.yml' )).result)
end

#cloudfuji_url ⇒ Object 



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# File 'lib/tane/helpers.rb', line 28

def cloudfuji_url
  ENV['CLOUDFUJI_URL'] || "http://cloudfuji.com"
end

#credentials ⇒ Object 



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# File 'lib/tane/helpers.rb', line 52

def credentials
  YAML.load(ERB.new(File.read( credentials_file_path )).result)
end

#credentials_file_path ⇒ Object 



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# File 'lib/tane/helpers.rb', line 48

def credentials_file_path
  "#{cloudfuji_dir}/credentials.yml"
end

#data_url ⇒ Object 



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# File 'lib/tane/helpers.rb', line 143

def data_url
  "#{base_url}/cloudfuji/data"
end

#destroy_credentials ⇒ Object 



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# File 'lib/tane/helpers.rb', line 56

def destroy_credentials
  File.delete(credentials_file_path)
end

#email_template_file_path(template_name) ⇒ Object 



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# File 'lib/tane/helpers.rb', line 36

def email_template_file_path(template_name)
  "#{email_templates_path}/#{template_name}.yml"
end

#email_templates_path ⇒ Object 



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# File 'lib/tane/helpers.rb', line 40

def email_templates_path
  ".cloudfuji/emails"
end

#envs_url ⇒ Object 



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# File 'lib/tane/helpers.rb', line 151

def envs_url
  "#{base_url}/cloudfuji/envs"
end

#in_rails_dir? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/tane/helpers.rb', line 64

def in_rails_dir?
  Dir.exists?('./rails') || Dir.exists?('./script')
end

#logged_in? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/tane/helpers.rb', line 60

def logged_in?
  File.exists?(credentials_file_path)
end

#mail_url ⇒ Object 



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# File 'lib/tane/helpers.rb', line 155

def mail_url
  "#{base_url}/cloudfuji/mail"
end

#make_app_cloudfuji_dir ⇒ Object 



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# File 'lib/tane/helpers.rb', line 94

def make_app_cloudfuji_dir
  if cloudfuji_app_exists?
    term.say("There's already a Cloudfuji app created for this local rails app. If you'd like to create a new one, please remove the .cloudfuji file in this directory")

    exit 1
  else
    FileUtils.mkdir_p '.cloudfuji/emails'
  end
end

#make_global_cloudfuji_dir ⇒ Object 



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# File 'lib/tane/helpers.rb', line 90

def make_global_cloudfuji_dir
  FileUtils.mkdir_p cloudfuji_dir
end

#opts ⇒ Object 



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# File 'lib/tane/helpers.rb', line 24

def opts
  @opts ||= OpenStruct.new
end

#password ⇒ Object 



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# File 'lib/tane/helpers.rb', line 81

def password
  begin
    return credentials[:password]
  rescue
    term.say "Looks like your Cloudfuji credentials file is corrupted - try deleting ~/.cloudfuji/credentials.yml and then logging in again"
    exit 1
  end
end

#post(url, data) ⇒ Object 



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# File 'lib/tane/helpers.rb', line 159

def post(url, data)
  data['key'] = cloudfuji_envs["CLOUDFUJI_APP_KEY"]

  verbose_say("RestClient.put #{url}, #{data.inspect}, :content_type => :json, :accept => :json)")
  result = JSON(RestClient.put url, data, :content_type => :json, :accept => :json)
  verbose_say(result.inspect)

  result
end

#prompt_for_credentials ⇒ Object 



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# File 'lib/tane/helpers.rb', line 118

def prompt_for_credentials
  email = term.ask("Enter your email:     ") { |email| email }
  password = term.ask("Enter your password:  ") { |password| password.echo = false }
  return email.to_s, password.to_s
end

#repeat_every(interval, &block) ⇒ Object 



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# File 'lib/tane/helpers.rb', line 169

def repeat_every(interval, &block)
  Thread.new do
    loop do
      start_time = Time.now
      yield
      elapsed = Time.now - start_time
      sleep([interval - elapsed, 0].max)
    end
  end
end

#save_credentials(username, password) ⇒ Object 



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# File 'lib/tane/helpers.rb', line 110

def save_credentials(username, password)
  new_credentials = credentials rescue {}
  new_credentials[:username] = username
  new_credentials[:password] = password
  Dir.mkdir(cloudfuji_dir) unless File.exists?(cloudfuji_dir)
  File.open(credentials_file_path, 'w+') { |file| file.puts YAML.dump(new_credentials) }
end

#should_throb ⇒ Object 



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# File 'lib/tane/helpers.rb', line 201

def should_throb
  @should_throb
end

#should_throb=(value) ⇒ Object 



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# File 'lib/tane/helpers.rb', line 205

def should_throb=(value)
  @should_throb = value
end

#start_throbber! ⇒ Object 



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# File 'lib/tane/helpers.rb', line 180

def start_throbber!
  throbber_frames = ['|', '/', '-', '\\', 'X']
  frame_counter = 0

  @should_throb = true

  thread = repeat_every(0.5) do
    if @should_throb
      print "\x08\x08\x08"
      frame_counter += 1
      frame_counter = 0 if frame_counter == throbber_frames.length
      print "#{throbber_frames[frame_counter]}  "
    end
  end

end

#stop_throbber! ⇒ Object 



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# File 'lib/tane/helpers.rb', line 197

def stop_throbber!
  @should_throb = false
end

#support_url ⇒ Object 



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# File 'lib/tane/helpers.rb', line 147

def support_url
  "#{cloudfuji_url}/support/v1/message"
end

#suppress_env_vars(*vars, &block) ⇒ Object

Takes a list of ENV vars, records their value, sets them to null, runs the block, then ensures the ENV vars are restored at the end.



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# File 'lib/tane/helpers.rb', line 212

def suppress_env_vars(*vars, &block)
  cache = {}
  vars.each do |var|
    cache[var] = ENV[var]
  end

  begin      
    vars.each do |var|
      ENV[var] = nil
    end
    yield block
  ensure
    cache.each_pair do |key, value|
      ENV[key] = value
    end
  end
end

#tane_file_path ⇒ Object 



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# File 'lib/tane/helpers.rb', line 44

def tane_file_path
  ".cloudfuji/tane.yml"
end

#term ⇒ Object 



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# File 'lib/tane/helpers.rb', line 16

def term
  @hl ||= HighLine.new
end

#try_for(options, &block) ⇒ Object 



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# File 'lib/tane/helpers.rb', line 230

def try_for(options, &block)
  options[:seconds] ||= 30
  options[:sleep]   ||= 5

  start = Time.now
  elapsed = 0

  while elapsed < options[:seconds]
    return true if yield elapsed
    sleep options[:sleep]
    elapsed = Time.now - start
  end

  return false
end

#username ⇒ Object 



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# File 'lib/tane/helpers.rb', line 72

def username
  begin
    return credentials[:username]
  rescue
    term.say "Looks like your Cloudfuji credentials file is corrupted - try deleting ~/.cloudfuji/credentials.yml and then logging in again"
    exit 1
  end
end

#verbose_say(message) ⇒ Object 



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# File 'lib/tane/helpers.rb', line 20

def verbose_say(message)
  term.say(message) if opts.verbose
end

#warn_if_credentials ⇒ Object 



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# File 'lib/tane/helpers.rb', line 124

def warn_if_credentials
  if logged_in?
    if term.agree("This computer already has the Cloudfuji user '#{username}' logged in, are you sure you would like to proceed? Y/N")
      term.say("Ok, continuing along like nothing happened")
    else
      term.say("Phew, I think we might have dodged a bullet there!")
      exit
    end
  end
end