[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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[151] | 5 | require 'date'
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[149] | 6 |
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[4] | 7 | module OpenEHR
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| 8 | module RM
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| 9 | module Data_Types
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| 10 | module Quantity
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[88] | 11 | module Date_Time
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[120] | 12 | class DV_Temporal < OpenEHR::RM::Data_Types::Quantity::DV_Absolute_Quantity
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| 13 | attr_reader :value
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[123] | 14 |
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[149] | 15 | def initialize(value, magnitude_status=nil, accuracy=nil,
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| 16 | normal_range=nil, normal_status=nil,
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| 17 | other_reference_ranges=nil)
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[120] | 18 | self.value = value
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[149] | 19 | self.magnitude_status = magnitude_status
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| 20 | self.accuracy = accuracy
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| 21 | self.normal_range = normal_range
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| 22 | self.normal_status = normal_status
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| 23 | self.other_reference_ranges = other_reference_ranges
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[120] | 24 | end
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[123] | 25 |
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[120] | 26 | def value=(value)
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[149] | 27 | if value.nil? or value.empty?
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[120] | 28 | raise ArgumentError, 'invalid value'
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| 29 | end
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| 30 | @value = value
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| 31 | end
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| 32 | end
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| 33 |
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[88] | 34 | class DV_Date < DV_Temporal
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[123] | 35 | include OpenEHR::Assumed_Library_Types::ISO8601_DATE_MODULE
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[149] | 36 |
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| 37 | DAYS_IN_MONTH = [0,31,28,31,30,31,30,31,31,30,31,30,31]
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| 38 |
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| 39 | def initialize(value, magnitude_status=nil, accuracy=nil,
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| 40 | normal_range=nil, normal_status=nil,
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| 41 | other_reference_range=nil)
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| 42 | super(value, magnitude_status, accuracy, normal_range,
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| 43 | normal_status, other_reference_range)
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[120] | 44 | end
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[123] | 45 |
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[149] | 46 | def value=(value)
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| 47 | super(value)
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| 48 | iso8601_date = Assumed_Library_Types::ISO8601_DATE.new(value)
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| 49 | @year = iso8601_date.year
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| 50 | @month = iso8601_date.month
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| 51 | @day = iso8601_date.day
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| 52 | end
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| 53 |
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| 54 | undef magnitude=
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| 55 |
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| 56 | def magnitude
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[150] | 57 | return Date.new(@year, @month, @day)-Date.new(0000,1,1)
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[149] | 58 | end
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| 59 |
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| 60 | def diff(other)
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| 61 | if self.magnitude > other.magnitude
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| 62 | past, future = other, self
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| 63 | else
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| 64 | past, future = self, other
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| 65 | end
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| 66 | year, month, day = 0, 0, 0
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| 67 | if (future.day >= past.day)
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| 68 | day = future.day - past.day
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| 69 | else
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| 70 | month -= 1
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| 71 | previous_month = future.month - 1
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| 72 | if previous_month <= 0
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| 73 | previous_month = 12
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| 74 | end
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| 75 | day = DAYS_IN_MONTH[previous_month] + future.day - past.day
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| 76 | if leapyear?(future.year) && (previous_month == 2)
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| 77 | day += 1
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| 78 | end
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| 79 | end
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| 80 | week = day / 7
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| 81 | if (future.month >= past.month)
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| 82 | month += future.month - past.month
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| 83 | else
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| 84 | year -= 1
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| 85 | month += future.month + 12 - past.month
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| 86 | end
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| 87 | year += future.year - past.year
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| 88 | return DV_Duration.new(
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| 89 | 'P' + year.to_s + 'Y' + month.to_s + 'M' +
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| 90 | week.to_s + 'W' + day.to_s + 'D')
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| 91 | end
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[88] | 92 | end
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[123] | 93 |
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[150] | 94 | class DV_Time < DV_Temporal
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| 95 | include OpenEHR::Assumed_Library_Types::ISO8601_TIME_MODULE
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| 96 | def initialize(value, magnitude_status=nil, accuracy=nil,
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| 97 | normal_range=nil, normal_status=nil,
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| 98 | other_reference_range=nil)
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| 99 | super(value, magnitude_status, accuracy, normal_range,
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| 100 | normal_status, other_reference_range)
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[123] | 101 | end
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[150] | 102 |
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| 103 | def value=(value)
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| 104 | super(value)
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| 105 | iso8601_time = Assumed_Library_Types::ISO8601_TIME.new(value)
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| 106 | @hour = iso8601_time.hour
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| 107 | @minute = iso8601_time.minute
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| 108 | @second = iso8601_time.second
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| 109 | @fractional_second = iso8601_time.fractional_second
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| 110 | end
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| 111 |
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| 112 | def magnitude
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| 113 | return @hour * 60 * 60 + @minute * 60 + @second + @fractional_second
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| 114 | end
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| 115 |
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| 116 | def diff(other)
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| 117 | diff = (other.magnitude - self.magnitude).abs
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| 118 | hour = (diff / 60 / 60).to_i
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| 119 | minute = ((diff - hour*60*60)/60).to_i
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| 120 | second = (diff - hour * 60 *60 - minute * 60).to_i
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[151] | 121 | fractional_second = ((diff - diff.to_i)*1000000.0).to_i/1000000.0
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| 122 | return DV_Duration.new('P0Y0M0W0DT' + hour.to_s + 'H' +
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| 123 | minute.to_s + 'M' +
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| 124 | second.to_s + fractional_second.to_s[1..-1] + 'S')
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[150] | 125 | end
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[123] | 126 | end
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| 127 |
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[151] | 128 | class DV_Date_Time < DV_Temporal
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| 129 | include OpenEHR::Assumed_Library_Types::ISO8601_DATE_TIME_MODULE
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| 130 | attr_reader :value
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| 131 |
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| 132 | def initialize(value, magnitude_status=nil, accuracy=nil,
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| 133 | normal_range=nil, normal_status=nil,
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| 134 | other_reference_range=nil)
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| 135 | super(value, magnitude_status, accuracy, normal_range,
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| 136 | normal_status, other_reference_range)
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[123] | 137 | end
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[151] | 138 |
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| 139 | def value=(value)
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| 140 | super(value)
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| 141 | iso8601date_time = Assumed_Library_Types::ISO8601_DATE_TIME.new(value)
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| 142 | self.year = iso8601date_time.year
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| 143 | self.month = iso8601date_time.month
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| 144 | self.day = iso8601date_time.day
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| 145 | self.minute = iso8601date_time.minute
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| 146 | self.second = iso8601date_time.second
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| 147 | self.hour = iso8601date_time.hour
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| 148 | self.fractional_second = iso8601date_time.fractional_second
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| 149 | self.timezone = iso8601date_time.timezone
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| 150 | end
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| 151 |
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| 152 | def magnitude
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| 153 | return DateTime.new(@year,@month,@day,@hour,@minute,@second) -
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| 154 | DateTime.new(0000,1,1,0,0,0) + @fractional_second
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| 155 | end
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| 156 |
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| 157 | undef magnitude=
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| 158 |
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| 159 | def diff(other)
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| 160 | if self.magnitude >= other.magnitude
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| 161 | past, future = other, self
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| 162 | else
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| 163 | past, future = self, other
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| 164 | end
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| 165 | past_date, past_time = split_date_time(past)
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| 166 | future_date, future_time = split_date_time(future)
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| 167 | time_diff = future_time.magnitude - past_time.magnitude
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| 168 | if future_time.magnitude < past_time.magnitude
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| 169 | future_date.day = future_date.day - 1
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| 170 | time_diff += 24 * 60 * 60
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| 171 | end
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| 172 | date_duration = past_date.diff(future_date)
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| 173 | hour = (time_diff / 60 / 60).to_i
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| 174 | minute = ((time_diff - hour*60*60)/60).to_i
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| 175 | second = (time_diff - hour * 60 *60 - minute * 60).to_i
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| 176 | fractional_second = ((time_diff - time_diff.to_i)*1000000.0).to_i/1000000.0
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| 177 |
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| 178 | return DV_Duration.new(date_duration.value + 'T' +
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| 179 | hour.to_s + 'H' +
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| 180 | minute.to_s + 'M' +
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| 181 | second.to_s + fractional_second.to_s[1..-1] + 'S')
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| 182 |
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| 183 | end
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| 184 |
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| 185 | private
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| 186 |
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| 187 | def split_date_time(date_time)
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| 188 | /^(.*)T(.*)$/ =~ date_time.as_string
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| 189 | return DV_Date.new($1), DV_Time.new($2)
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| 190 | end
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[123] | 191 | end
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[149] | 192 |
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| 193 | class DV_Duration < DV_Amount
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| 194 | include Assumed_Library_Types::ISO8601_DURATION_MODULE
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| 195 | attr_reader :value
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| 196 |
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| 197 | def initialize(value, magnitude_status=nil, accuracy=nil,
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| 198 | accuracy_percent=nil, normal_range=nil,
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| 199 | normal_status = nil, other_reference_ranges=nil)
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| 200 | self.value = value
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| 201 | end
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| 202 |
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| 203 | def value=(value)
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| 204 | raise ArgumentError, 'value must be not nil' if value.nil?
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| 205 | @value = value
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| 206 | iso8601_duration = Assumed_Library_Types::ISO8601_DURATION.new(value)
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| 207 | self.years = iso8601_duration.years
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| 208 | self.months = iso8601_duration.months
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| 209 | self.weeks = iso8601_duration.weeks
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| 210 | self.days = iso8601_duration.days
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| 211 | self.hours = iso8601_duration.hours
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| 212 | self.minutes = iso8601_duration.minutes
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| 213 | self.seconds = iso8601_duration.seconds
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| 214 | self.fractional_second = iso8601_duration.fractional_second
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| 215 | end
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| 216 |
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| 217 | def magnitude
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| 218 | return ((((@year + @month/MONTH_IN_YEAR)*NOMINAL_DAYS_IN_MONTH) +
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| 219 | @week * DAYS_IN_WEEK + @days) * HOURS_IN_DAY * MINUTES_IN_HOUR*
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| 220 | SECONDS_IN_MINUTE) + @second + @fractional_second
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| 221 | end
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| 222 |
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| 223 | undef magnitude=
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| 224 |
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| 225 | end
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[120] | 226 | end # of Date_Time
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[4] | 227 | end # of Quantity
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| 228 | end # of Data_Types
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| 229 | end # of RM
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| 230 | end # of OpenEHR
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