Method: ForestVPNCloudAPI::Configuration#server_url

Defined in:
lib/forestvpn_cloud_api/configuration.rb

#server_url(index, variables = {}, servers = nil) ⇒ Object

Returns URL based on server settings

Parameters:

  • index —

    array index of the server settings

  • variables (defaults to: {}) —

    hash of variable and the corresponding value



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# File 'lib/forestvpn_cloud_api/configuration.rb', line 275

def server_url(index, variables = {}, servers = nil)
  servers = server_settings if servers == nil

  # check array index out of bound
  if (index < 0 || index >= servers.size)
    fail ArgumentError, "Invalid index #{index} when selecting the server. Must be less than #{servers.size}"
  end

  server = servers[index]
  url = server[:url]

  return url unless server.key? :variables

  # go through variable and assign a value
  server[:variables].each do |name, variable|
    if variables.key?(name)
      if (!server[:variables][name].key?(:enum_values) || server[:variables][name][:enum_values].include?(variables[name]))
        url.gsub! "{" + name.to_s + "}", variables[name]
      else
        fail ArgumentError, "The variable `#{name}` in the server URL has invalid value #{variables[name]}. Must be #{server[:variables][name][:enum_values]}."
      end
    else
      # use default value
      url.gsub! "{" + name.to_s + "}", server[:variables][name][:default_value]
    end
  end

  url
end