Class: Rover

Inherits:
Object
  • Object
show all
Includes:
Logging, Utils
Defined in:
lib/rover.rb

Constant Summary collapse

CONFIG_FILE_NAMES = 
{
  "npm" => 'package.json',
  'bundle' => 'Gemfile',
  'pip' => 'requirements.txt'
}

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Utils

#which

Methods included from Logging

#logger, logger

Constructor Details

#initialize ⇒ Rover

Returns a new instance of Rover.



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# File 'lib/rover.rb', line 53

def initialize
  @start_directory = Dir.pwd

  puts "Rover is starting in #{@start_directory}"
end

Instance Attribute Details

#start_directory ⇒ Object

Returns the value of attribute start_directory.



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# File 'lib/rover.rb', line 45

def start_directory
  @start_directory
end

Instance Method Details

#config_env(config_type) ⇒ Object 



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# File 'lib/rover.rb', line 119

def config_env config_type
  return nil unless config_type
  self.send("config_env_#{config_type}")
end

#config_env_bundle ⇒ Object 



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# File 'lib/rover.rb', line 133

def config_env_bundle
  # nothing to do
  unless which('bundle')
    exec_cmd "gem install bundler"
    unless which('bundle')
      puts "Please install Bundler (gem install bundler) to continue installing dependencies"
      return false
    end
  end

  true
end

#config_env_npm ⇒ Object 



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# File 'lib/rover.rb', line 124

def config_env_npm
  unless which('npm')
    puts "Please install npm to continue installing dependencies"
    return false
  end

  true
end

#config_env_pip ⇒ Object 



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# File 'lib/rover.rb', line 146

def config_env_pip
  ['virtualenv'].each do |exe|
    unless which(exe)
      raise "you're fucked; missing #{exe}. please install first"
    end
  end

  python_dir = "#{@start_directory}/.python"
  exec_cmd "mkdir -p #{python_dir}"
  exec_cmd "virtualenv #{python_dir}"
  ENV['PATH'] = "#{python_dir}/bin:#{ENV['PATH']}"
  ENV['PYTHONPATH'] = ""

  true
end

#get_gem_info(gem_name) ⇒ Object 



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# File 'lib/rover.rb', line 63

def get_gem_info gem_name
  JSON.parse open("http://rubygems.org/api/v1/gems/#{gem_name}.json").read
end

#install_configs ⇒ Object 



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# File 'lib/rover.rb', line 162

def install_configs
  discovered_config_files = discover_config_files

  if discovered_config_files.empty?
    puts "Rover did not find any configuration files in this project"
  else
    puts "Rover found #{discovered_config_files.size} configuration files".underline
    puts "\n"

    discovered_config_files.each do |config_file_name,config_parts|
      puts "Installing Config: #{config_file_name}".colorize( :color => :white, :background => :blue )

      next unless config_env(config_parts['config_type'])
      
      cmd = "#{config_parts['config_type']} "
      case config_parts['config_type']
      when 'pip'
        cmd += "install -r #{config_parts['config_file']}"
      when 'bundle'
        cmd += "install"
      when 'npm'
        cmd += "install"
      else
        logger.info "Unknown Config Type: #{config_parts['config_type']}"
        next
      end
        
      change_dir(config_parts['config_path'])
      exec_cmd(cmd)

      puts "\n\n"
    end

    puts "If you are using a Python project please add the following lines to a .env file in the project's root directory".colorize( :color => :white, :background => :blue )
    puts "PATH=#{@start_directory}/.python/bin:$PATH".colorize( :color => :red).underline
    puts "PYTHONPATH=''".colorize( :color => :red).underline
    puts "Finished attempting to install config files. Moving back to the starting directory".colorize( :color => :white, :background => :blue )

    change_dir(@start_directory)
  end
end

#list_configs ⇒ Object 



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# File 'lib/rover.rb', line 59

def list_configs
  discover_config_files
end

#pretty_print_configs ⇒ Object 



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# File 'lib/rover.rb', line 101

def pretty_print_configs
  configs = discover_config_files
  
  out = "Rover found #{configs.size} dependency configurations\n"

  index_count = 1
  discover_config_files.each do |config,config_parts|
    out += "--\n"
    out +=  "#{index_count}: #{config}\n"
    out += "#{index_count}: Type: #{config_parts['config_type']}\n"
    out += "#{index_count}: File: #{config_parts['config_file']}\n"
    out += "#{index_count}: Path: #{config_parts['config_path']}\n"
    index_count+=1
  end

  puts out.colorize(:color => :blue)
end

#print_gem_infos ⇒ Object 



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# File 'lib/rover.rb', line 67

def print_gem_infos
  begin
    gemfile = File.read('Gemfile')
  rescue Exception => e
    puts e
    puts "Is there a Gemfile in the directory you're running me in?"

    return
  end

  gemfile.each_line do |l|
    next unless l.lstrip.start_with? "gem"
    parts = l.lstrip.split(/\s|,/)

    gem_name = if parts.size == 2
      # no version specified
      parts.last
    elsif parts.size > 2
      parts[1]
    else
      nil
      #bad line
    end
    

    if gem_name
      gem_friendly = gem_name.gsub(/[^0-9a-z_-]/i, '')
      puts gem_friendly
      puts get_gem_info(gem_friendly)['info']
      puts ""
    end
  end
end