[88] | 1 | # This module is implementation of the UML:
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| 2 | # http://www.openehr.org/uml/release-1.0.1/Browsable/_9_0_76d0249_1109696321450_28117_5362Report.html
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| 3 | # Ticket refs #49
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[149] | 4 | require 'assumed_library_types'
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| 5 |
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[4] | 6 | module OpenEHR
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| 7 | module RM
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| 8 | module Data_Types
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| 9 | module Quantity
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[88] | 10 | module Date_Time
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[120] | 11 | class DV_Temporal < OpenEHR::RM::Data_Types::Quantity::DV_Absolute_Quantity
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| 12 | attr_reader :value
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[123] | 13 |
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[149] | 14 | def initialize(value, magnitude_status=nil, accuracy=nil,
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| 15 | normal_range=nil, normal_status=nil,
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| 16 | other_reference_ranges=nil)
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[120] | 17 | self.value = value
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[149] | 18 | self.magnitude_status = magnitude_status
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| 19 | self.accuracy = accuracy
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| 20 | self.normal_range = normal_range
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| 21 | self.normal_status = normal_status
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| 22 | self.other_reference_ranges = other_reference_ranges
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[120] | 23 | end
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[123] | 24 |
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[120] | 25 | def value=(value)
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[149] | 26 | if value.nil? or value.empty?
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[120] | 27 | raise ArgumentError, 'invalid value'
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| 28 | end
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| 29 | @value = value
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| 30 | end
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| 31 | end
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| 32 |
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[88] | 33 | class DV_Date < DV_Temporal
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[123] | 34 | include OpenEHR::Assumed_Library_Types::ISO8601_DATE_MODULE
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[149] | 35 |
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| 36 | DAYS_IN_MONTH = [0,31,28,31,30,31,30,31,31,30,31,30,31]
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| 37 |
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| 38 | def initialize(value, magnitude_status=nil, accuracy=nil,
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| 39 | normal_range=nil, normal_status=nil,
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| 40 | other_reference_range=nil)
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| 41 | super(value, magnitude_status, accuracy, normal_range,
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| 42 | normal_status, other_reference_range)
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[120] | 43 | end
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[123] | 44 |
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[149] | 45 | def value=(value)
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| 46 | super(value)
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| 47 | iso8601_date = Assumed_Library_Types::ISO8601_DATE.new(value)
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| 48 | @year = iso8601_date.year
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| 49 | @month = iso8601_date.month
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| 50 | @day = iso8601_date.day
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| 51 | end
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| 52 |
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| 53 | undef magnitude=
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| 54 |
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| 55 | def magnitude
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| 56 | return Date.new(@year, @month, @day)-Date.new(1601,1,1)
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| 57 | end
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| 58 |
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| 59 | def diff(other)
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| 60 | if self.magnitude > other.magnitude
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| 61 | past, future = other, self
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| 62 | else
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| 63 | past, future = self, other
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| 64 | end
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| 65 | year, month, day = 0, 0, 0
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| 66 | if (future.day >= past.day)
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| 67 | day = future.day - past.day
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| 68 | else
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| 69 | month -= 1
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| 70 | previous_month = future.month - 1
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| 71 | if previous_month <= 0
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| 72 | previous_month = 12
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| 73 | end
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| 74 | day = DAYS_IN_MONTH[previous_month] + future.day - past.day
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| 75 | if leapyear?(future.year) && (previous_month == 2)
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| 76 | day += 1
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| 77 | end
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| 78 | end
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| 79 | week = day / 7
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| 80 | if (future.month >= past.month)
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| 81 | month += future.month - past.month
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| 82 | else
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| 83 | year -= 1
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| 84 | month += future.month + 12 - past.month
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| 85 | end
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| 86 | year += future.year - past.year
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| 87 | return DV_Duration.new(
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| 88 | 'P' + year.to_s + 'Y' + month.to_s + 'M' +
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| 89 | week.to_s + 'W' + day.to_s + 'D')
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| 90 | end
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[88] | 91 | end
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[123] | 92 |
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| 93 | class DV_Time
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| 94 | def initialize
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| 95 | end
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| 96 | end
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| 97 |
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| 98 | class DV_Date_Time
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| 99 | def initialize
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| 100 | end
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| 101 | end
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[149] | 102 |
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| 103 | class DV_Duration < DV_Amount
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| 104 | include Assumed_Library_Types::ISO8601_DURATION_MODULE
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| 105 | attr_reader :value
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| 106 |
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| 107 | def initialize(value, magnitude_status=nil, accuracy=nil,
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| 108 | accuracy_percent=nil, normal_range=nil,
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| 109 | normal_status = nil, other_reference_ranges=nil)
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| 110 | self.value = value
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| 111 | end
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| 112 |
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| 113 | def value=(value)
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| 114 | raise ArgumentError, 'value must be not nil' if value.nil?
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| 115 | @value = value
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| 116 | iso8601_duration = Assumed_Library_Types::ISO8601_DURATION.new(value)
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| 117 | self.years = iso8601_duration.years
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| 118 | self.months = iso8601_duration.months
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| 119 | self.weeks = iso8601_duration.weeks
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| 120 | self.days = iso8601_duration.days
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| 121 | self.hours = iso8601_duration.hours
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| 122 | self.minutes = iso8601_duration.minutes
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| 123 | self.seconds = iso8601_duration.seconds
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| 124 | self.fractional_second = iso8601_duration.fractional_second
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| 125 | end
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| 126 |
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| 127 | def magnitude
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| 128 | return ((((@year + @month/MONTH_IN_YEAR)*NOMINAL_DAYS_IN_MONTH) +
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| 129 | @week * DAYS_IN_WEEK + @days) * HOURS_IN_DAY * MINUTES_IN_HOUR*
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| 130 | SECONDS_IN_MINUTE) + @second + @fractional_second
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| 131 | end
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| 132 |
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| 133 | undef magnitude=
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| 134 |
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| 135 | end
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[120] | 136 | end # of Date_Time
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[4] | 137 | end # of Quantity
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| 138 | end # of Data_Types
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| 139 | end # of RM
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| 140 | end # of OpenEHR
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