Module: QuiversTaskrunner::SettingsHelper

Defined in:
lib/quiverstaskrunner/helpers/settingshelper.rb

Constant Summary collapse

@@escape_hash_connector =

this is used to replace symbol ‘=>’

"_arrow_"

Class Method Summary collapse

Class Method Details

.deserialize_string_key_value_pair(string_key_value_pair) ⇒ Object 



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# File 'lib/quiverstaskrunner/helpers/settingshelper.rb', line 75

def deserialize_string_key_value_pair(string_key_value_pair)
	if (defined? string_key_value_pair) && (string_key_value_pair.is_a?(Array)) && (!string_key_value_pair.empty?) && (string_key_value_pair.length > 1)
		key = string_key_value_pair[0]
			.gsub("__", "-")
			.gsub("___", ".")
		value = string_key_value_pair[1].gsub(@@escape_hash_connector, "=>")
		if (defined? value) && (!value.nil?) && (!value.empty?)
			deserialize_value =
				if (value.index("[") == 0) || (value.index("{") == 0) # this is an array or a hash
					eval(value)
				else
					value
				end
			return [key, deserialize_value]
		else
			return string_key_value_pair
		end
	else
		return string_key_value_pair
	end
end

.get_cli_settings(options = {}) ⇒ Object 



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# File 'lib/quiverstaskrunner/helpers/settingshelper.rb', line 45

def get_cli_settings(options={})
	# Returns a Hash
	verbose = (defined? ARGV) && (!ARGV.nil?) && (!ARGV.empty?) && (ARGV.detect { |x| x == "-v" })
	if verbose
		puts "ARGV:".colorize(:yellow)
		puts ARGV
	end
	separator = options[:sep] || "="
	ignore_keys = options[:cli_params_black_list]
	if defined? ARGV && !ARGV.empty?
		ignore_keys_exist = (defined? ignore_keys) && (!ignore_keys.nil?) && (ignore_keys.is_a?(Array)) && (!ignore_keys.empty?)
		filtered_args = 
			if (ignore_keys_exist)
				formatted_ignore_keys = ignore_keys.map { |x| "#{x}#{separator}" }
				ARGV.slice(1..-1).reject { |arg| arg.index(separator).nil? || formatted_ignore_keys.detect { |x| arg.index(x) == 0 } }
			else
				ARGV.slice(1..-1).reject { |arg| arg.index(separator).nil? }
			end

		if verbose
			puts "Filtered ARGV:".colorize(:yellow)
			puts filtered_args
		end

		return Hash[*filtered_args.map { |arg| SettingsHelper.deserialize_string_key_value_pair(arg.gsub("=>", @@escape_hash_connector).split(separator)) }.flatten]
	else
		return {}
	end
end

.get_settings(filepath, env = {}, options = {}) ⇒ Object 



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# File 'lib/quiverstaskrunner/helpers/settingshelper.rb', line 13

def get_settings(filepath, env={}, options={})
	verbose = (defined? ARGV) && (!ARGV.nil?) && (!ARGV.empty?) && (ARGV.detect { |x| x == "-v" })
	environment = env.is_a?(Hash) ? "defaults" : env
	file_contents = open(filepath).read
	YAML.load(ERB.new(file_contents).result).to_hash
	all_settings = YAML.load(ERB.new(file_contents).result).to_hash
	settings = all_settings[environment]
	if verbose
		puts "settings for the '#{filepath}' file and the '#{environment}' environment:".colorize(:yellow)
		puts CliHelper.pretty_print(settings)
	end
	injected_settings = SettingsHelper.get_cli_settings(options)
	if verbose
		puts "Injected settings from the CLI:".colorize(:yellow)
		puts CliHelper.pretty_print(injected_settings)
	end

	final_settings = 
		if !injected_settings.empty?
			Hash[*settings.map { |k,v| (injected_settings.has_key?(k) ? [k, injected_settings[k]] : [k, v]) }.flatten ]
		else
			settings
		end

	if verbose
		puts "Final settings:".colorize(:yellow)
		puts CliHelper.pretty_print(final_settings)
	end

	return final_settings
end