Module: Capitate::Plugins::Prompt

Defined in:
lib/capitate/plugins/prompt.rb

Instance Method Summary collapse

Instance Method Details

#ask(label, options = {}, &block) ⇒ Object

Prompt.

Options

label

Label

options

Options (none yet)



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# File 'lib/capitate/plugins/prompt.rb', line 11

def ask(label, options = {}, &block)
  Capistrano::CLI.ui.ask(label, &block)
end

#password(label, options = {}) ⇒ Object

Prompt for password.

Options

label

Label

options

Options (see Password options)

Password options

verify

If true, prompt twice and verify

lazy

If true, returns a Proc. _Defaults to true_

check_hash

If present, checks that md5 is same as password md5

max_attempts

Number of attempts to retry. _Defaults to 3_



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# File 'lib/capitate/plugins/prompt.rb', line 27

def password(label, options = {})
  
  verify = options[:verify]
  lazy = options[:lazy].nil? ? true : options[:lazy]
  check_hash = options[:check_hash]
  max_attempts = options[:max_attempts] || 3
  
  # Lazy
  password_prompt = Proc.new { 
    
    attempts = 0
    password = nil
    success = true

    loop do
      password = Capistrano::CLI.password_prompt(label)
      attempts += 1
  
      if verify
        password_verify = Capistrano::CLI.password_prompt("[VERIFY] #{label}")
        if password != password_verify
          logger.important "Passwords do not match" 
          success = false
        end
      end
    
      if check_hash
        if MD5.md5(password).hexdigest != check_hash
          logger.important "Invalid password, try again." 
          success = false            
        end         
      end
      
      break if success
      break if attempts >= max_attempts
      
      # Reset success
      success = true
    end
    
    raise "Invalid password, too many tries" unless success
  
    password
  }
  
  return password_prompt if lazy
  password_prompt.call
end