[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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[175] | 4 | #require 'assumed_library_types'
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[151] | 5 | require 'date'
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[308] | 6 | include OpenEHR::RM::DataTypes::Quantity
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[309] | 7 | include OpenEHR::AssumedLibraryTypes
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[149] | 8 |
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[308] | 9 | module OpenEHR
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[4] | 10 | module RM
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[167] | 11 | module DataTypes
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[4] | 12 | module Quantity
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[167] | 13 | module DateTime
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[308] | 14 | class DvTemporal < DvAbsoluteQuantity
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[157] | 15 | include Comparable
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[309] | 16 | def initialize(args = {})
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| 17 | self.value = args[:value]
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| 18 | self.magnitude_status = args[:magnitude_status]
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| 19 | self.accuracy = args[:accuracy]
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| 20 | self.normal_range = args[:normal_range]
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| 21 | self.normal_status = args[:normal_status]
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| 22 | self.other_reference_ranges = args[:other_reference_ranges]
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| 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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[322] | 31 |
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| 32 | undef magnitude=
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[120] | 33 | end
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| 34 |
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[167] | 35 | class DvDate < DvTemporal
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[309] | 36 | include ISO8601DateModule
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[149] | 37 |
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| 38 | DAYS_IN_MONTH = [0,31,28,31,30,31,30,31,31,30,31,30,31]
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| 39 |
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| 40 | def value=(value)
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| 41 | super(value)
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[309] | 42 | iso8601_date = ISO8601Date.new(value)
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[149] | 43 | @year = iso8601_date.year
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| 44 | @month = iso8601_date.month
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| 45 | @day = iso8601_date.day
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| 46 | end
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| 47 |
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| 48 | def magnitude
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[150] | 49 | return Date.new(@year, @month, @day)-Date.new(0000,1,1)
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[149] | 50 | end
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| 51 |
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| 52 | def diff(other)
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| 53 | if self.magnitude > other.magnitude
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| 54 | past, future = other, self
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| 55 | else
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| 56 | past, future = self, other
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| 57 | end
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| 58 | year, month, day = 0, 0, 0
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| 59 | if (future.day >= past.day)
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| 60 | day = future.day - past.day
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| 61 | else
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[311] | 62 | month = -1
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[149] | 63 | previous_month = future.month - 1
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[311] | 64 | if previous_month == 0
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[149] | 65 | previous_month = 12
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| 66 | end
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| 67 | day = DAYS_IN_MONTH[previous_month] + future.day - past.day
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| 68 | if leapyear?(future.year) && (previous_month == 2)
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| 69 | day += 1
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| 70 | end
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| 71 | end
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| 72 | week = day / 7
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| 73 | if (future.month >= past.month)
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| 74 | month += future.month - past.month
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| 75 | else
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| 76 | year -= 1
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| 77 | month += future.month + 12 - past.month
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| 78 | end
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[311] | 79 | if month < 0
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| 80 | year -= 1
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| 81 | month += 12
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| 82 | end
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[149] | 83 | year += future.year - past.year
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[167] | 84 | return DvDuration.new(
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[149] | 85 | 'P' + year.to_s + 'Y' + month.to_s + 'M' +
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| 86 | week.to_s + 'W' + day.to_s + 'D')
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| 87 | end
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[88] | 88 | end
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[123] | 89 |
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[167] | 90 | class DvTime < DvTemporal
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[322] | 91 | include ISO8601TimeModule
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[150] | 92 |
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| 93 | def value=(value)
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| 94 | super(value)
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[322] | 95 | iso8601_time = ISO8601Time.new(value)
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[150] | 96 | @hour = iso8601_time.hour
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| 97 | @minute = iso8601_time.minute
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| 98 | @second = iso8601_time.second
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| 99 | @fractional_second = iso8601_time.fractional_second
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| 100 | end
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| 101 |
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| 102 | def magnitude
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| 103 | return @hour * 60 * 60 + @minute * 60 + @second + @fractional_second
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| 104 | end
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| 105 |
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| 106 | def diff(other)
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| 107 | diff = (other.magnitude - self.magnitude).abs
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| 108 | hour = (diff / 60 / 60).to_i
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| 109 | minute = ((diff - hour*60*60)/60).to_i
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| 110 | second = (diff - hour * 60 *60 - minute * 60).to_i
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[151] | 111 | fractional_second = ((diff - diff.to_i)*1000000.0).to_i/1000000.0
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[167] | 112 | return DvDuration.new('P0Y0M0W0DT' + hour.to_s + 'H' +
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[151] | 113 | minute.to_s + 'M' +
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| 114 | second.to_s + fractional_second.to_s[1..-1] + 'S')
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[150] | 115 | end
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[123] | 116 | end
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| 117 |
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[167] | 118 | class DvDateTime < DvTemporal
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[308] | 119 | include OpenEHR::AssumedLibraryTypes::ISO8601DateTimeModule
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[151] | 120 |
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| 121 | def value=(value)
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| 122 | super(value)
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[308] | 123 | iso8601date_time = AssumedLibraryTypes::ISO8601DateTime.new(value)
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[151] | 124 | self.year = iso8601date_time.year
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| 125 | self.month = iso8601date_time.month
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| 126 | self.day = iso8601date_time.day
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| 127 | self.minute = iso8601date_time.minute
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| 128 | self.second = iso8601date_time.second
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| 129 | self.hour = iso8601date_time.hour
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| 130 | self.fractional_second = iso8601date_time.fractional_second
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| 131 | self.timezone = iso8601date_time.timezone
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| 132 | end
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| 133 |
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| 134 | def magnitude
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[322] | 135 | seconds = (((@year * 365.24 +
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| 136 | @month * 30.42 +
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| 137 | @day) * 24 + @hour) * 60 +
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| 138 | @minute) * 60 + @second
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[157] | 139 | if @fractional_second.nil?
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| 140 | return seconds
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| 141 | else
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| 142 | return seconds + @fractional_second
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| 143 | end
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[151] | 144 | end
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| 145 |
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| 146 | def diff(other)
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| 147 | if self.magnitude >= other.magnitude
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| 148 | past, future = other, self
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| 149 | else
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| 150 | past, future = self, other
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| 151 | end
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| 152 | past_date, past_time = split_date_time(past)
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| 153 | future_date, future_time = split_date_time(future)
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| 154 | time_diff = future_time.magnitude - past_time.magnitude
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| 155 | if future_time.magnitude < past_time.magnitude
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| 156 | future_date.day = future_date.day - 1
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| 157 | time_diff += 24 * 60 * 60
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| 158 | end
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| 159 | date_duration = past_date.diff(future_date)
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| 160 | hour = (time_diff / 60 / 60).to_i
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| 161 | minute = ((time_diff - hour*60*60)/60).to_i
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| 162 | second = (time_diff - hour * 60 *60 - minute * 60).to_i
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[322] | 163 | fractional_second =
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| 164 | ((time_diff - time_diff.to_i)*1000000.0).to_i/1000000.0
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[167] | 165 | return DvDuration.new(date_duration.value + 'T' +
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[151] | 166 | hour.to_s + 'H' +
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| 167 | minute.to_s + 'M' +
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| 168 | second.to_s + fractional_second.to_s[1..-1] + 'S')
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| 169 | end
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| 170 |
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| 171 | private
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| 172 |
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| 173 | def split_date_time(date_time)
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| 174 | /^(.*)T(.*)$/ =~ date_time.as_string
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[167] | 175 | return DvDate.new($1), DvTime.new($2)
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[151] | 176 | end
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[123] | 177 | end
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[149] | 178 |
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[167] | 179 | class DvDuration < DvAmount
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[308] | 180 | include AssumedLibraryTypes::ISO8601DurationModule
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[149] | 181 | attr_reader :value
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| 182 |
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| 183 | def initialize(value, magnitude_status=nil, accuracy=nil,
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| 184 | accuracy_percent=nil, normal_range=nil,
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| 185 | normal_status = nil, other_reference_ranges=nil)
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| 186 | self.value = value
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| 187 | end
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| 188 |
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| 189 | def value=(value)
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| 190 | raise ArgumentError, 'value must be not nil' if value.nil?
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| 191 | @value = value
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[308] | 192 | iso8601_duration = AssumedLibraryTypes::ISO8601Duration.new(value)
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[149] | 193 | self.years = iso8601_duration.years
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| 194 | self.months = iso8601_duration.months
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| 195 | self.weeks = iso8601_duration.weeks
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| 196 | self.days = iso8601_duration.days
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| 197 | self.hours = iso8601_duration.hours
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| 198 | self.minutes = iso8601_duration.minutes
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| 199 | self.seconds = iso8601_duration.seconds
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| 200 | self.fractional_second = iso8601_duration.fractional_second
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| 201 | end
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| 202 |
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| 203 | def magnitude
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| 204 | return ((((@year + @month/MONTH_IN_YEAR)*NOMINAL_DAYS_IN_MONTH) +
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| 205 | @week * DAYS_IN_WEEK + @days) * HOURS_IN_DAY * MINUTES_IN_HOUR*
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| 206 | SECONDS_IN_MINUTE) + @second + @fractional_second
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| 207 | end
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| 208 |
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| 209 | undef magnitude=
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| 210 |
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| 211 | end
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[167] | 212 | end # of DateTime
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[4] | 213 | end # of Quantity
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| 214 | end # of Data_Types
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| 215 | end # of RM
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| 216 | end # of OpenEHR
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