Class: ElasticWhenever::Schedule
- Inherits:
-
Object
- Object
- ElasticWhenever::Schedule
- Defined in:
- lib/elastic_whenever/schedule.rb
Defined Under Namespace
Modules: WheneverNumeric Classes: UnsupportedFrequencyException
Instance Attribute Summary collapse
-
#bundle_command ⇒ Object
readonly
Returns the value of attribute bundle_command.
-
#chronic_options ⇒ Object
readonly
Returns the value of attribute chronic_options.
-
#environment ⇒ Object
readonly
Returns the value of attribute environment.
-
#tasks ⇒ Object
readonly
Returns the value of attribute tasks.
Instance Method Summary collapse
- #every(frequency, options = {}, &block) ⇒ Object
-
#initialize(file, verbose, variables) ⇒ Schedule
constructor
A new instance of Schedule.
- #method_missing(name, *args) ⇒ Object
- #schedule_expression(frequency, options) ⇒ Object
- #set(key, value) ⇒ Object
Constructor Details
#initialize(file, verbose, variables) ⇒ Schedule
Returns a new instance of Schedule.
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# File 'lib/elastic_whenever/schedule.rb', line 50 def initialize(file, verbose, variables) @environment = "production" @verbose = verbose @tasks = [] @chronic_options = {} @bundle_command = "bundle exec" variables.each { |var| set(var[:key], var[:value]) } instance_eval(File.read(file), file) end |
Dynamic Method Handling
This class handles dynamic methods through the method_missing method
#method_missing(name, *args) ⇒ Object
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# File 'lib/elastic_whenever/schedule.rb', line 150 def method_missing(name, *args) Logger.instance.warn("Skipping unsupported method: #{name}") end |
Instance Attribute Details
#bundle_command ⇒ Object (readonly)
Returns the value of attribute bundle_command.
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# File 'lib/elastic_whenever/schedule.rb', line 5 def bundle_command @bundle_command end |
#chronic_options ⇒ Object (readonly)
Returns the value of attribute chronic_options.
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# File 'lib/elastic_whenever/schedule.rb', line 4 def @chronic_options end |
#environment ⇒ Object (readonly)
Returns the value of attribute environment.
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# File 'lib/elastic_whenever/schedule.rb', line 6 def environment @environment end |
#tasks ⇒ Object (readonly)
Returns the value of attribute tasks.
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# File 'lib/elastic_whenever/schedule.rb', line 3 def tasks @tasks end |
Instance Method Details
#every(frequency, options = {}, &block) ⇒ Object
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# File 'lib/elastic_whenever/schedule.rb', line 65 def every(frequency, = {}, &block) @tasks << Task.new(@environment, @verbose, @bundle_command, schedule_expression(frequency, )).tap do |task| task.instance_eval(&block) end rescue UnsupportedFrequencyException => exn Logger.instance.warn(exn.) end |
#schedule_expression(frequency, options) ⇒ Object
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# File 'lib/elastic_whenever/schedule.rb', line 73 def schedule_expression(frequency, ) opts = { :now => Time.new(2017, 12, 1, 0, 0, 0) }.merge(@chronic_options) time = Chronic.parse([:at], opts) || Time.new(2017, 12, 1, 0, 0, 0) case frequency when 1.minute "cron(* * * * ? *)" when :hour, 1.hour "cron(#{time.min} * * * ? *)" when :day, 1.day "cron(#{time.min} #{time.hour} * * ? *)" when :month, 1.month "cron(#{time.min} #{time.hour} #{time.day} * ? *)" when :year, 1.year "cron(#{time.min} #{time.hour} #{time.day} #{time.month} ? *)" when :sunday "cron(#{time.min} #{time.hour} ? * 1 *)" when :monday "cron(#{time.min} #{time.hour} ? * 2 *)" when :tuesday "cron(#{time.min} #{time.hour} ? * 3 *)" when :wednesday "cron(#{time.min} #{time.hour} ? * 4 *)" when :thursday "cron(#{time.min} #{time.hour} ? * 5 *)" when :friday "cron(#{time.min} #{time.hour} ? * 6 *)" when :saturday "cron(#{time.min} #{time.hour} ? * 7 *)" when :weekend "cron(#{time.min} #{time.hour} ? * 1,7 *)" when :weekday "cron(#{time.min} #{time.hour} ? * 2-6 *)" when 1.second...1.minute raise UnsupportedFrequencyException.new("Time must be in minutes or higher. Ignore this task.") when 1.minute...1.hour step = (frequency / 60).round min = [] (60 % step == 0 ? 0 : step).step(59, step) { |i| min << i } "cron(#{min.join(",")} * * * ? *)" when 1.hour...1.day step = (frequency / 60 / 60).round hour = [] (24 % step == 0 ? 0 : step).step(23, step) { |i| hour << i } "cron(#{time.min} #{hour.join(",")} * * ? *)" when 1.day...1.month step = (frequency / 24 / 60 / 60).round day = [] (step <= 16 ? 1 : step).step(30, step) { |i| day << i } "cron(#{time.min} #{time.hour} #{day.join(",")} * ? *)" when 1.month...12.months step = (frequency / 30 / 24 / 60 / 60).round month = [] (step <= 6 ? 1 : step).step(12, step) { |i| month << i } "cron(#{time.min} #{time.hour} #{time.day} #{month.join(",")} ? *)" when 12.months...Float::INFINITY raise UnsupportedFrequencyException.new("Time must be in months or lower. Ignore this task.") # cron syntax when /^((\*?[\d\/,\-]*)\s*){5}$/ min, hour, day, mon, week, year = frequency.split(" ") # You can't specify the Day-of-month and Day-of-week fields in the same Cron expression. # If you specify a value in one of the fields, you must use a ? (question mark) in the other. week.gsub!("*", "?") if day != "?" day.gsub!("*", "?") if week != "?" # cron syntax: sunday -> 0 # scheduled expression: sunday -> 1 week.gsub!(/(\d)/) { (Integer($1) + 1) % 7 } year = year || "*" "cron(#{min} #{hour} #{day} #{mon} #{week} #{year})" # schedule expression syntax when /^((\*?\??L?W?[\d\/,\-]*)\s*){6}$/ "cron(#{frequency})" else raise UnsupportedFrequencyException.new("`#{frequency}` is not supported option. Ignore this task.") end end |
#set(key, value) ⇒ Object
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# File 'lib/elastic_whenever/schedule.rb', line 61 def set(key, value) instance_variable_set("@#{key}", value) unless key == 'tasks' end |