Class: Nugrant::Vagrant::Command::Parameters

Inherits:
Vagrant::Command::Base
  • Object
show all
Defined in:
lib/nugrant/vagrant/command/parameters.rb

Instance Method Summary collapse

Constructor Details

#initialize(arguments, environment) ⇒ Parameters

Returns a new instance of Parameters.



8
9
10
11
12
13
14
15
16
 
# File 'lib/nugrant/vagrant/command/parameters.rb', line 8

def initialize(arguments, environment)
  super(arguments, environment)

  @show_help = false
  @show_defaults = false
  @show_system = false
  @show_user = false
  @show_project = false
end

Instance Method Details

#all(parameters) ⇒ Object 



97
98
99
 
# File 'lib/nugrant/vagrant/command/parameters.rb', line 97

def all(parameters)
  print_results("All", parameters.all)
end

#compute_header_length(string) ⇒ Object 



129
130
131
 
# File 'lib/nugrant/vagrant/command/parameters.rb', line 129

def compute_header_length(string)

end

#create_parser ⇒ Object 



18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
 
# File 'lib/nugrant/vagrant/command/parameters.rb', line 18

def create_parser()
  return OptionParser.new do |parser|
    parser.banner = "Usage: vagrant user parameters [<options>]"
    parser.separator ""

    parser.separator "Available options:"
    parser.separator ""

    parser.on("-h", "--help", "Print this help") do
      @show_help = true
    end

    parser.on("-d", "--defaults", "Show only defaults parameters") do
      @show_defaults = true
    end

    parser.on("-s", "--system", "Show only system parameters") do
      @show_system = true
    end

    parser.on("-u", "--user", "Show only user parameters") do
       @show_user = true
     end

     parser.on("-p", "--project", "Show only project parameters") do
       @show_project = true
     end

     parser.separator ""
     parser.separator "When no options is provided, the command prints the names and values \n" +
                      "of all parameters that would be available for usage in the Vagrantfile.\n" +
                      "The hierarchy of the parameters is respected, so the final values are\n" +
                      "displayed."
  end
end

#defaults(parameters) ⇒ Object 



81
82
83
 
# File 'lib/nugrant/vagrant/command/parameters.rb', line 81

def defaults(parameters)
  print_results("Defaults", parameters.defaults)
end

#execute ⇒ Object 



54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
 
# File 'lib/nugrant/vagrant/command/parameters.rb', line 54

def execute
  parser = create_parser()
  arguments = parse_options(parser)

  return help(parser) if @show_help

  @logger.debug("'Parameters' each target VM...")
  with_target_vms(arguments) do |vm|
    parameters = vm.config.keys[:user].parameters

    @env.ui.info("# Vm '#{vm.name}'", :prefix => false)

    defaults(parameters) if @show_defaults
    system(parameters) if @show_system
    user(parameters) if @show_user
    project(parameters) if @show_project

    all(parameters) if !@show_defaults && !@show_system && !@show_user && !@show_project
  end

  return 0
end

#help(parser) ⇒ Object 



77
78
79
 
# File 'lib/nugrant/vagrant/command/parameters.rb', line 77

def help(parser)
  @env.ui.info(parser.help, :prefix => false)
end

#print_header(kind, length = 50) ⇒ Object 



124
125
126
127
 
# File 'lib/nugrant/vagrant/command/parameters.rb', line 124

def print_header(kind, length = 50)
  @env.ui.info(" #{kind.capitalize} Parameters", :prefix => false)
  @env.ui.info(" " + "-" * length, :prefix => false)
end

#print_parameters(kind, data) ⇒ Object 



116
117
118
119
120
121
122
 
# File 'lib/nugrant/vagrant/command/parameters.rb', line 116

def print_parameters(kind, data)
  string = Nugrant::Helper::Yaml.format(data.to_yaml, :indent => 1)

  print_header(kind)
  @env.ui.info(string, :prefix => false)
  @env.ui.info("", :prefix => false)
end

#print_results(kind, parameters) ⇒ Object 



101
102
103
104
105
106
107
108
109
110
111
112
113
114
 
# File 'lib/nugrant/vagrant/command/parameters.rb', line 101

def print_results(kind, parameters)
  if !parameters || parameters.empty?()
    print_header(kind)
    @env.ui.info(" Empty", :prefix => false)
    @env.ui.info("", :prefix => false)
    return
  end

  print_parameters(kind, {
    'config' => {
      'user' => parameters
    }
  })
end

#project(parameters) ⇒ Object 



93
94
95
 
# File 'lib/nugrant/vagrant/command/parameters.rb', line 93

def project(parameters)
  print_results("Project", parameters.project)
end

#system(parameters) ⇒ Object 



85
86
87
 
# File 'lib/nugrant/vagrant/command/parameters.rb', line 85

def system(parameters)
  print_results("System", parameters.system)
end

#user(parameters) ⇒ Object 



89
90
91
 
# File 'lib/nugrant/vagrant/command/parameters.rb', line 89

def user(parameters)
  print_results("User", parameters.user)
end