[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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[149] | 6 |
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[167] | 7 | module OpenEhr
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[4] | 8 | module RM
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[167] | 9 | module DataTypes
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[4] | 10 | module Quantity
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[167] | 11 | module DateTime
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| 12 | class DvTemporal < OpenEhr::RM::DataTypes::Quantity::DvAbsoluteQuantity
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[157] | 13 | include Comparable
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[120] | 14 | attr_reader :value
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[123] | 15 |
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[149] | 16 | def initialize(value, magnitude_status=nil, accuracy=nil,
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| 17 | normal_range=nil, normal_status=nil,
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| 18 | other_reference_ranges=nil)
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[120] | 19 | self.value = value
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[149] | 20 | self.magnitude_status = magnitude_status
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| 21 | self.accuracy = accuracy
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| 22 | self.normal_range = normal_range
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| 23 | self.normal_status = normal_status
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| 24 | self.other_reference_ranges = other_reference_ranges
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[120] | 25 | end
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[123] | 26 |
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[120] | 27 | def value=(value)
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[149] | 28 | if value.nil? or value.empty?
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[120] | 29 | raise ArgumentError, 'invalid value'
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| 30 | end
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| 31 | @value = value
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| 32 | end
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[157] | 33 |
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| 34 | def <=>(other)
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| 35 | self.magnitude <=> other.magnitude
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| 36 | end
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[120] | 37 | end
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| 38 |
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[167] | 39 | class DvDate < DvTemporal
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| 40 | include OpenEhr::AssumedLibraryTypes::ISO8601_DATE_MODULE
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[149] | 41 |
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| 42 | DAYS_IN_MONTH = [0,31,28,31,30,31,30,31,31,30,31,30,31]
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| 43 |
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| 44 | def initialize(value, magnitude_status=nil, accuracy=nil,
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| 45 | normal_range=nil, normal_status=nil,
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| 46 | other_reference_range=nil)
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| 47 | super(value, magnitude_status, accuracy, normal_range,
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| 48 | normal_status, other_reference_range)
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[120] | 49 | end
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[123] | 50 |
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[149] | 51 | def value=(value)
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| 52 | super(value)
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[167] | 53 | iso8601_date = AssumedLibraryTypes::ISO8601_DATE.new(value)
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[149] | 54 | @year = iso8601_date.year
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| 55 | @month = iso8601_date.month
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| 56 | @day = iso8601_date.day
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| 57 | end
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| 58 |
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| 59 | undef magnitude=
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| 60 |
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| 61 | def magnitude
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[150] | 62 | return Date.new(@year, @month, @day)-Date.new(0000,1,1)
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[149] | 63 | end
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| 64 |
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| 65 | def diff(other)
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| 66 | if self.magnitude > other.magnitude
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| 67 | past, future = other, self
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| 68 | else
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| 69 | past, future = self, other
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| 70 | end
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| 71 | year, month, day = 0, 0, 0
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| 72 | if (future.day >= past.day)
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| 73 | day = future.day - past.day
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| 74 | else
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| 75 | month -= 1
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| 76 | previous_month = future.month - 1
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| 77 | if previous_month <= 0
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| 78 | previous_month = 12
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| 79 | end
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| 80 | day = DAYS_IN_MONTH[previous_month] + future.day - past.day
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| 81 | if leapyear?(future.year) && (previous_month == 2)
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| 82 | day += 1
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| 83 | end
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| 84 | end
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| 85 | week = day / 7
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| 86 | if (future.month >= past.month)
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| 87 | month += future.month - past.month
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| 88 | else
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| 89 | year -= 1
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| 90 | month += future.month + 12 - past.month
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| 91 | end
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| 92 | year += future.year - past.year
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[167] | 93 | return DvDuration.new(
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[149] | 94 | 'P' + year.to_s + 'Y' + month.to_s + 'M' +
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| 95 | week.to_s + 'W' + day.to_s + 'D')
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| 96 | end
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[88] | 97 | end
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[123] | 98 |
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[167] | 99 | class DvTime < DvTemporal
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| 100 | include OpenEhr::AssumedLibraryTypes::ISO8601_TIME_MODULE
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[150] | 101 | def initialize(value, magnitude_status=nil, accuracy=nil,
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| 102 | normal_range=nil, normal_status=nil,
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| 103 | other_reference_range=nil)
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| 104 | super(value, magnitude_status, accuracy, normal_range,
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| 105 | normal_status, other_reference_range)
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[123] | 106 | end
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[150] | 107 |
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| 108 | def value=(value)
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| 109 | super(value)
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[167] | 110 | iso8601_time = AssumedLibraryTypes::ISO8601_TIME.new(value)
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[150] | 111 | @hour = iso8601_time.hour
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| 112 | @minute = iso8601_time.minute
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| 113 | @second = iso8601_time.second
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| 114 | @fractional_second = iso8601_time.fractional_second
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| 115 | end
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| 116 |
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| 117 | def magnitude
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| 118 | return @hour * 60 * 60 + @minute * 60 + @second + @fractional_second
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| 119 | end
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| 120 |
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| 121 | def diff(other)
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| 122 | diff = (other.magnitude - self.magnitude).abs
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| 123 | hour = (diff / 60 / 60).to_i
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| 124 | minute = ((diff - hour*60*60)/60).to_i
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| 125 | second = (diff - hour * 60 *60 - minute * 60).to_i
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[151] | 126 | fractional_second = ((diff - diff.to_i)*1000000.0).to_i/1000000.0
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[167] | 127 | return DvDuration.new('P0Y0M0W0DT' + hour.to_s + 'H' +
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[151] | 128 | minute.to_s + 'M' +
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| 129 | second.to_s + fractional_second.to_s[1..-1] + 'S')
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[150] | 130 | end
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[123] | 131 | end
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| 132 |
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[167] | 133 | class DvDateTime < DvTemporal
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| 134 | include OpenEhr::AssumedLibraryTypes::ISO8601_DATE_TIME_MODULE
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[151] | 135 | attr_reader :value
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| 136 |
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| 137 | def initialize(value, magnitude_status=nil, accuracy=nil,
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| 138 | normal_range=nil, normal_status=nil,
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| 139 | other_reference_range=nil)
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| 140 | super(value, magnitude_status, accuracy, normal_range,
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| 141 | normal_status, other_reference_range)
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[123] | 142 | end
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[151] | 143 |
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| 144 | def value=(value)
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| 145 | super(value)
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[167] | 146 | iso8601date_time = AssumedLibraryTypes::ISO8601_DATE_TIME.new(value)
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[151] | 147 | self.year = iso8601date_time.year
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| 148 | self.month = iso8601date_time.month
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| 149 | self.day = iso8601date_time.day
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| 150 | self.minute = iso8601date_time.minute
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| 151 | self.second = iso8601date_time.second
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| 152 | self.hour = iso8601date_time.hour
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| 153 | self.fractional_second = iso8601date_time.fractional_second
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| 154 | self.timezone = iso8601date_time.timezone
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| 155 | end
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| 156 |
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| 157 | def magnitude
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[174] | 158 | seconds = ::DateTime.new(@year,@month,@day,@hour,@minute,@second) -
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| 159 | ::DateTime.new(0000,1,1,0,0,0)
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[157] | 160 | if @fractional_second.nil?
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| 161 | return seconds
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| 162 | else
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| 163 | return seconds + @fractional_second
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| 164 | end
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[151] | 165 | end
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| 166 |
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| 167 | undef magnitude=
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| 168 |
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| 169 | def diff(other)
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| 170 | if self.magnitude >= other.magnitude
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| 171 | past, future = other, self
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| 172 | else
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| 173 | past, future = self, other
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| 174 | end
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| 175 | past_date, past_time = split_date_time(past)
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| 176 | future_date, future_time = split_date_time(future)
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| 177 | time_diff = future_time.magnitude - past_time.magnitude
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| 178 | if future_time.magnitude < past_time.magnitude
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| 179 | future_date.day = future_date.day - 1
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| 180 | time_diff += 24 * 60 * 60
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| 181 | end
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| 182 | date_duration = past_date.diff(future_date)
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| 183 | hour = (time_diff / 60 / 60).to_i
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| 184 | minute = ((time_diff - hour*60*60)/60).to_i
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| 185 | second = (time_diff - hour * 60 *60 - minute * 60).to_i
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| 186 | fractional_second = ((time_diff - time_diff.to_i)*1000000.0).to_i/1000000.0
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| 187 |
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[167] | 188 | return DvDuration.new(date_duration.value + 'T' +
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[151] | 189 | hour.to_s + 'H' +
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| 190 | minute.to_s + 'M' +
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| 191 | second.to_s + fractional_second.to_s[1..-1] + 'S')
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| 192 |
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| 193 | end
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| 194 |
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| 195 | private
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| 196 |
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| 197 | def split_date_time(date_time)
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| 198 | /^(.*)T(.*)$/ =~ date_time.as_string
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[167] | 199 | return DvDate.new($1), DvTime.new($2)
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[151] | 200 | end
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[123] | 201 | end
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[149] | 202 |
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[167] | 203 | class DvDuration < DvAmount
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| 204 | include AssumedLibraryTypes::ISO8601_DURATION_MODULE
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[149] | 205 | attr_reader :value
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| 206 |
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| 207 | def initialize(value, magnitude_status=nil, accuracy=nil,
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| 208 | accuracy_percent=nil, normal_range=nil,
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| 209 | normal_status = nil, other_reference_ranges=nil)
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| 210 | self.value = value
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| 211 | end
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| 212 |
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| 213 | def value=(value)
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| 214 | raise ArgumentError, 'value must be not nil' if value.nil?
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| 215 | @value = value
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[167] | 216 | iso8601_duration = AssumedLibraryTypes::ISO8601_DURATION.new(value)
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[149] | 217 | self.years = iso8601_duration.years
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| 218 | self.months = iso8601_duration.months
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| 219 | self.weeks = iso8601_duration.weeks
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| 220 | self.days = iso8601_duration.days
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| 221 | self.hours = iso8601_duration.hours
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| 222 | self.minutes = iso8601_duration.minutes
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| 223 | self.seconds = iso8601_duration.seconds
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| 224 | self.fractional_second = iso8601_duration.fractional_second
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| 225 | end
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| 226 |
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| 227 | def magnitude
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| 228 | return ((((@year + @month/MONTH_IN_YEAR)*NOMINAL_DAYS_IN_MONTH) +
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| 229 | @week * DAYS_IN_WEEK + @days) * HOURS_IN_DAY * MINUTES_IN_HOUR*
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| 230 | SECONDS_IN_MINUTE) + @second + @fractional_second
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| 231 | end
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| 232 |
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| 233 | undef magnitude=
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| 234 |
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| 235 | end
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[167] | 236 | end # of DateTime
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[4] | 237 | end # of Quantity
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| 238 | end # of Data_Types
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| 239 | end # of RM
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| 240 | end # of OpenEHR
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