1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
|
task :default => :test
task :environment do
require(File.join(RAILS_ROOT, 'config', 'environment'))
end
require 'rails_generator/secret_key_generator'
desc 'Generate a crytographically secure secret key. This is typically used to generate a secret for cookie sessions. Pass a unique identifier to the generator using ID="some unique identifier" for greater security.'
task :secret do
puts Rails::SecretKeyGenerator.new(ENV['ID']).generate_secret
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 => :environment 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 => :environment 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 => :environment do
build_time_zone_list(:all, Time.now.beginning_of_year.utc_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'])
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
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
|