Class: PgOptionsParser

Inherits:
Object
  • Object
show all
Defined in:
lib/so2pg.rb

Class Method Summary collapse

Class Method Details

.parse(args) ⇒ Object

Parses the command-line arguments into a Hash object. Note that the members of the Hash have the same name as the ActiveRecord parameters (e.g., :host, :database, etc.). This Hash will actually be passed to ActiveRecord for consumption.



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# File 'lib/so2pg.rb', line 123

def self.parse(args)
  options = {}

  opts = OptionParser.new do |opts|
    opts.banner = "Imports a StackOverflow data dump into a PostgreSQL database.\nUsage: so2pg [options]\n    EOB\n\n    opts.on(\"-H\", \"--host HOST\", \"The database host\") do |host|\n      options[:host] = host\n    end\n\n    opts.on(\"-d\", \"--database DBNAME\", \"The name of the database (REQUIRED)\") do |dbname|\n      options[:database] = dbname\n    end\n\n    opts.on(\"-D\", \"--directory DIRECTORY\", \"The data directory path (REQUIRED)\") do |dir|\n      options[:dir] = dir\n    end\n\n    opts.on(\"-u\", \"--user USER\", \"The user name\") do |user|\n      options[:username] = user\n    end\n\n    opts.on(\"-p\", \"--password PASSWORD\", \"The user's password\") do |password|\n      options[:password] = password\n    end\n\n    opts.on(\"-P\", \"--port PORT_NUMBER\", \"The port number\") do |port|\n      options[:port] = port\n    end\n\n    opts.on(\"-O\", \"--include-optionals\", \"Includes optional tables\") do\n      options[:optionals] = true\n    end\n\n    opts.on(\"-R\", \"--include-relationships\", \"Includes table relationships\") do\n      options[:relationships] = true\n    end\n\n    opts.on(\"-h\", \"--help\", \"Show this help screen\") do |help|\n      options[:help] = true\n    end\n\n  end\n\n  opts.parse!(args)\n  if(options[:help] or !options.has_key? :dir or !options.has_key? :database)\n    puts opts.help\n    nil\n  else\n    options\n  end\nend\n"