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task :default => :test
task :rails_env do
unless defined? RAILS_ENV
RAILS_ENV = ENV['RAILS_ENV'] ||= 'development'
end
end
desc 'Generate a crytographically secure secret key. This is typically used to generate a secret for cookie sessions.'
task :secret do
require 'active_support/secure_random'
puts ActiveSupport::SecureRandom.hex(64)
end
namespace :time do
namespace :zones do
desc 'Displays names of all time zones recognized by the Rails TimeZone class, grouped by offset. Results can be filtered with optional OFFSET parameter, e.g., OFFSET=-6'
task :all do
build_time_zone_list(:all)
end
desc 'Displays names of US time zones recognized by the Rails TimeZone class, grouped by offset. Results can be filtered with optional OFFSET parameter, e.g., OFFSET=-6'
task :us do
build_time_zone_list(:us_zones)
end
desc 'Displays names of time zones recognized by the Rails TimeZone class with the same offset as the system local time'
task :local do
require 'active_support'
require 'active_support/time'
jan_offset = Time.now.beginning_of_year.utc_offset
jul_offset = Time.now.beginning_of_year.change(:month => 7).utc_offset
offset = jan_offset < jul_offset ? jan_offset : jul_offset
build_time_zone_list(:all, offset)
end
# to find UTC -06:00 zones, OFFSET can be set to either -6, -6:00 or 21600
def build_time_zone_list(method, offset = ENV['OFFSET'])
require 'active_support'
require 'active_support/time'
if offset
offset = if offset.to_s.match(/(\+|-)?(\d+):(\d+)/)
sign = $1 == '-' ? -1 : 1
hours, minutes = $2.to_f, $3.to_f
((hours * 3600) + (minutes.to_f * 60)) * sign
elsif offset.to_f.abs <= 13
offset.to_f * 3600
else
offset.to_f
end
end
previous_offset = nil
ActiveSupport::TimeZone.__send__(method).each do |zone|
if offset.nil? || offset == zone.utc_offset
puts "\n* UTC #{zone.formatted_offset} *" unless zone.utc_offset == previous_offset
puts zone.name
previous_offset = zone.utc_offset
end
end
puts "\n"
end
end
end
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