Class: Monorail::ControllerGenerator

Inherits:
Object
  • Object
show all
Defined in:
lib/monorail/congen.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ControllerGenerator

Returns a new instance of ControllerGenerator.



38
39
 
# File 'lib/monorail/congen.rb', line 38

def initialize
end

Instance Method Details

#generate_controller ⇒ Object 



88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
 
# File 'lib/monorail/congen.rb', line 88

def generate_controller
  cont = @options.controller
  unless cont and cont.length > 0
    puts "No controller specified, exiting."
    puts "For help: monorail controller --help"
    exit
  end

  if cont =~ /[^\w\d]/
    puts "Illegal characters in controller name, exiting."
    puts "For help: monorail controller --help"
    exit
  end

  path = File.expand_path( @options.dir )
  puts "Generating controller: #{cont}"
  puts "         in directory: #{path}"

  target = File.join( path, "c", cont )

  if File.exist?(target) || File.exist?(target+".rb")
    # Don't use readline. Not every ruby has it.
    #r = Readline.readline( "*** Controller #{cont} already exists. Erase it [yN]? " )
    $stderr.write "*** Controller #{cont} already exists. Erase it [yN]? "
    gets and chomp
    unless $_ =~ /\Ay/i
      puts "Controller not re-generated, exiting."
      exit
    end

    puts "Erasing existing controller and re-generating"
    FileUtils.rm( target + ".rb" )
    FileUtils.rm_rf( target )
  end

  File.open( target + ".rb", "w" ) do |f|
    f.write <<EOF
# Monorail controller #{cont}
# Generated #{Time.now}

module Controller_#{cont}

def index
  "---Monorail: #{cont}---"
end

end
EOF
  end

 FileUtils.mkdir target

  puts "Generated controller #{cont}"
end

#parse_arguments ⇒ Object 



48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
 
# File 'lib/monorail/congen.rb', line 48

def parse_arguments
  @options = OpenStruct.new
  @options.dir = '.'
  @options.erase = false
  @options.controller = nil

  opts = OptionParser.new {|opts|
    opts.banner = "Usage: monorail controller [options] [controller-name]"

    opts.separator ""
    opts.separator "Options summary:"

    opts.on("-d", "--dir [DIR]", "generate a monorail controller in directory",
          "     default: the current directory") do |d|
      @options.dir = d
    end

    # Options summary
    opts.on_tail("-h", "--help", "Show this message") {
      puts opts
      exit
    }

    # Version
    opts.on_tail("--version", "Show version") {
      puts Version
      exit
    }


  }

  opts.parse!(ARGV)
  @options.controller = ARGV.shift


end

#run ⇒ Object 



42
43
44
45
 
# File 'lib/monorail/congen.rb', line 42

def run
  parse_arguments
  generate_controller
end