Class: BigbluebuttonRails::DialNumber

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

Class Method Summary collapse

Class Method Details

.get_dial_number_from_ordinal(ordinal, pattern = nil, opt = {}) ⇒ Object 



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# File 'lib/bigbluebutton_rails/dial_number.rb', line 16

def self.get_dial_number_from_ordinal(ordinal, pattern=nil, opt={})
  return nil if pattern.nil?
  sym = get_symbol(opt)

  number_size = pattern.count(sym)
  ordinal_str = ordinal.to_s.rjust(number_size,'0').reverse
  dial_number = pattern.reverse

  ordinal_str.each_char do |n|
    dial_number.sub!(sym, n)
  end

  dial_number.reverse
end

.get_ordinal_from_dial_number(number, pattern = nil, opt = {}) ⇒ Object 



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# File 'lib/bigbluebutton_rails/dial_number.rb', line 31

def self.get_ordinal_from_dial_number(number, pattern=nil, opt={})
  return nil if pattern.nil?
  sym = get_symbol(opt)

  regexp = Regexp.new(pattern.gsub(sym, '([0-9])')) # make a pattern to capture only the numbers
  match = regexp.match(number) # extract only the numbers

  # join the numbers and turn then into an ordinal integer
  ordinal = match[1, match.size].join.to_i if match.present?

  ordinal
end

.get_symbol(opt) ⇒ Object 



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# File 'lib/bigbluebutton_rails/dial_number.rb', line 44

def self.get_symbol opt
  opt[:symbol] || 'x'
end

.randomize(pattern = nil, opt = {}) ⇒ Object

Generates a random dial number based on the ‘pattern` (e.g. ’123x-xxxx’)



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# File 'lib/bigbluebutton_rails/dial_number.rb', line 5

def self.randomize(pattern=nil, opt={})
  return nil if pattern.nil?
  sym = get_symbol(opt)
  size = pattern.count(sym)

  # e.g. random from 0 to 999 if the pattern has 3 x's
  num = SecureRandom.random_number((10 ** size) - 1)

  get_dial_number_from_ordinal(num, pattern, opt)
end