Contents

module Pipio
  class TimeParser
    NO_DATE = /\A\d{1,2}:\d{1,2}:\d{1,2}(?: [AP]M)?\Z/

    # 01/22/2008 03:01:45 PM
    UNPARSEABLE_BY_DATETIME_PARSE = '%m/%d/%Y %I:%M:%S %P'

    def initialize(year, month, day)
      @fallback_date_string = "#{year}-#{month}-#{day}"
    end

    def parse(timestamp)
      if timestamp
        if has_no_date?(timestamp)
          parse_with_date(@fallback_date_string + " " + timestamp)
        else
          parse_with_date(timestamp)
        end
      end
    end

    private

    def parse_with_date(timestamp)
      begin
        Time.parse(timestamp)
      rescue ArgumentError
        Time.strptime(timestamp, UNPARSEABLE_BY_DATETIME_PARSE)
      end
    end

    def has_no_date?(timestamp)
      timestamp.strip =~ NO_DATE
    end
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
pipio-0.0.2	lib/pipio/time_parser.rb
pipio-0.0.1	lib/pipio/time_parser.rb