[70] | 1 | require 'date'
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[81] | 2 | require 'time'
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[70] | 3 |
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[4] | 4 | module OpenEHR
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| 5 | module Assumed_Library_Types
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[69] | 6 | class Any < Object
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| 7 |
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| 8 | end # of Any
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| 9 | class Interval < Any
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[4] | 10 | attr_reader :lower, :lower_included, :lower_unbounded
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| 11 | attr_reader :upper, :upper_included, :upper_unbounded
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| 12 | def initialize(lower, upper,
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| 13 | lower_included = nil, upper_included = nil)
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| 14 | check_lower_upper(lower, upper)
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| 15 | set_lower_included(lower_included)
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| 16 | set_upper_included(upper_included)
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| 17 | end
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[21] | 18 |
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[4] | 19 | def set_lower(lower)
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| 20 | check_lower_upper(lower, @upper)
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| 21 | end
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[21] | 22 |
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[4] | 23 | def set_upper(upper)
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| 24 | check_lower_upper(@lower, upper)
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| 25 | end
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[21] | 26 |
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[4] | 27 | def set_lower_included(lower_included)
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| 28 | if (lower == nil) && (lower_included != nil)
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| 29 | raise ArgumentError, "lower is not set"
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| 30 | end
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| 31 | @lower_included = lower_included
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| 32 | end
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[21] | 33 |
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[4] | 34 | def set_upper_included(upper_included)
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| 35 | @upper_included = upper_included
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| 36 | if (upper == nil) && (upper_included != nil)
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| 37 | raise ArgumentError, "upper is not set"
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| 38 | end
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| 39 | end
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[21] | 40 |
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[4] | 41 | def has?(value)
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| 42 | if ((@lower < value) && (value < @upper) ||
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| 43 | (@lower_included == true) && (@lower == value) ||
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| 44 | (@upper_included == true) && (@upper == value))
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| 45 | true
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| 46 | else
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| 47 | false
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| 48 | end
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| 49 | end
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[21] | 50 |
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[4] | 51 | private
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[21] | 52 |
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[4] | 53 | def check_lower_upper(lower, upper)
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| 54 | if (lower == nil) && (upper == nil)
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| 55 | raise ArgumentError, "Either lower or upper must be assigned"
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| 56 | end
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| 57 | if (lower == nil) && (upper != nil)
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| 58 | @lower_unbounded = true
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| 59 | elsif (lower != nil) && (upper == nil)
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| 60 | @upper_unbounded = true
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| 61 | elsif lower > upper
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| 62 | raise ArgumentError, "Upper must be larger than lower."
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| 63 | end
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| 64 | @lower = lower
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| 65 | @upper = upper
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[69] | 66 | end
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| 67 | end # end of Interval
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| 68 |
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| 69 | class TIME_DEFINITIONS < Any
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| 70 | DAYS_IN_LEAP_YEAR = 366
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| 71 | DAYS_IN_WEEK = 7
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| 72 | DAYS_IN_YEAR = 365
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| 73 | HOURS_IN_DAY = 24
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| 74 | MAX_DAYS_IN_MONTH = 31
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| 75 | MAX_DAYS_IN_YEAR = 366
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| 76 | MINUTES_IN_HOUR = 60
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| 77 | MONTH_IN_YEAR = 12
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| 78 | NOMINAL_DAYS_IN_MONTH = 30.42
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| 79 | NOMINAL_DAYS_IN_YEAR = 365.24
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| 80 | SECONDS_IN_MINUTE = 60
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[70] | 81 |
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| 82 | def self.valid_year?(year)
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| 83 | year >= 0
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| 84 | end
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| 85 |
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| 86 | def self.valid_day?(y, m, d)
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| 87 | Date.valid_date?(y,m,d) and valid_year? y
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| 88 | end
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| 89 |
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| 90 | def self.valid_hour?(h,m,s)
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| 91 | valid_minute?(m) and valid_second?(s) and ((h >= 0 and h < HOURS_IN_DAY) or (h == HOURS_IN_DAY and m == 0 and s == 0))
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| 92 | end
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[81] | 93 | def self.valid_minute?(mi)
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| 94 | mi >= 0 and mi < MINUTES_IN_HOUR
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[70] | 95 | end
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| 96 | def self.valid_second?(s)
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| 97 | s >= 0 and s < SECONDS_IN_MINUTE
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| 98 | end
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[81] | 99 | def self.valid_month?(mo)
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| 100 | mo >= 1 and mo <= MONTH_IN_YEAR
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[70] | 101 | end
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[69] | 102 | end # end of TIME_DEFINITIONS
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| 103 |
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[70] | 104 | class ISO8601_DATE < TIME_DEFINITIONS
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| 105 | attr_reader :year, :month, :day
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| 106 | def initialize(year = nil, month = nil, day = nil)
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| 107 | @year = @month = @day = nil
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| 108 | if !year.nil?
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| 109 | self.year = year
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| 110 | end
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| 111 | if !month.nil?
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| 112 | self.month = month
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| 113 | end
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| 114 | if !day.nil?
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| 115 | self.day = day
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| 116 | end
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| 117 | end
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| 118 | def year=(year)
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| 119 | raise ArgumentError, "Year is not valid" if !ISO8601_DATE.valid_year?(year)
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| 120 | @year = year
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| 121 | end
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| 122 | def month=(month)
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| 123 | raise ArgumentError, "Month is not valid" if !ISO8601_DATE.valid_month?(month)
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| 124 | @month = month
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| 125 | end
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| 126 | def day=(day)
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| 127 | raise ArgumentError, "Day is not valid" if !ISO8601_DATE.valid_day?(@year, @month, day)
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| 128 | @day = day
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| 129 | end
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| 130 | def as_string
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| 131 | if (!@year.nil? and !@month.nil? and !@day.nil?)
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| 132 | Date.new(@year, @month, @day).to_s
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| 133 | elsif (!@year.nil? and !@month.nil? and @day.nil?)
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| 134 | Date.new(@year, @month).to_s[0,7]
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| 135 | elsif (!@year.nil? and @month.nil? and @day.nil?)
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| 136 | Date.new(@year).to_s[0,4]
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| 137 | end
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| 138 | end
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| 139 | def month_unknown?
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| 140 | @month.nil?
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| 141 | end
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| 142 | def day_unknown?
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| 143 | @day.nil?
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| 144 | end
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| 145 | def is_extended?
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| 146 | true
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| 147 | end
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| 148 | def is_partial?
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| 149 | month_unknown? or day_unknown?
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| 150 | end
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[81] | 151 | def self.valid_iso8601_date?(string)
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[70] | 152 | begin
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[81] | 153 | Date.parse(string)
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[70] | 154 | rescue
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| 155 | return false
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| 156 | end
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| 157 | true
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| 158 | end
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[80] | 159 |
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[79] | 160 | end # end of ISO8601_DATE
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| 161 |
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| 162 | class ISO8601_TIME < TIME_DEFINITIONS
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[81] | 163 | attr_reader :hh, :mm, :ss, :msec, :tz
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| 164 | def initialize(hh = nil, mm = nil, ss = nil, msec = nil, tz = nil)
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| 165 |
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| 166 | end
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| 167 | def as_string
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| 168 | s = @hh
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| 169 | if !@mm.nil?
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| 170 | s += ":" + @mm
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| 171 | if !@ss.nil?
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| 172 | s += ":" + @ss
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| 173 | if !@msec.nil?
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| 174 | s += "," + @msec
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| 175 | if !@tz.nil?
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| 176 | s += @tz
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| 177 | end
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| 178 | end
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| 179 | end
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| 180 | end
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| 181 | s
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| 182 | end
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| 183 | def self.valid_iso8601_time?(s)
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| 184 | if /(\d{2}):?(\d{2})?(:?)(\d{2})?((\.|,)(\d+))?(Z|([+-](\d{2}):?(\d{2})))?/ =~ s
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| 185 | # ISO 8601 regular expression by H. Yuki
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| 186 | # http://digit.que.ne.jp/work/wiki.cgi?Perl%E3%83%A1%E3%83%A2%2FW3C%E5%BD%A2%E5%BC%8F%E3%81%AE%E6%97%A5%E6%99%82%E3%81%AE%E8%A7%A3%E6%9E%90
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| 187 | # (\d{4})(?:-(\d{2})(?:-(\d{2})(?:T(\d{2}):(\d{2})(?::(\d{2})(?:\.(\d))?)?(Z|([+-]\d{2}):(\d{2}))?)?)?)?
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| 188 | hh = $1; mm = $2; ss = $4; msec = $7; tz = $8
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| 189 | if hh.to_i == HOURS_IN_DAY and (mm.nil? or mm.to_i == "00") and (ss.nil? or ss.to_i == "00")
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| 190 | return true
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| 191 | end
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| 192 | if hh.nil? or (hh.to_i < 0 or hh.to_i >= HOURS_IN_DAY)
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| 193 | return false
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| 194 | end
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| 195 | if !mm.nil?
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| 196 | if !self.valid_minute?(mm.to_i)
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| 197 | return false
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| 198 | end
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| 199 | end
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| 200 | if !ss.nil?
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| 201 | if !self.valid_second?(ss.to_i)
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| 202 | return false
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| 203 | end
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| 204 | end
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| 205 | if !tz.nil? and tz != "Z"
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| 206 | if /[+-](\d{2}):?(\d{2})/ =~ tz
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| 207 | h = $1; m = $2
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| 208 | if h.to_i < 0 or h.to_i >= HOURS_IN_DAY
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| 209 | return false
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| 210 | end
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| 211 | if m.to_i < 0 or m.to_i >= MINUTES_IN_HOUR
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| 212 | return false
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| 213 | end
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| 214 | else
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| 215 | return false
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| 216 | end
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| 217 | end
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| 218 | return true
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| 219 | else
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| 220 | return false
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| 221 | end
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| 222 | end
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[79] | 223 | end # end of ISO8601_TIME
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| 224 |
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| 225 | class ISO8601_TIMEZONE
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| 226 | attr_accessor :sign, :hour, :minute
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| 227 | def is_gmt?
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[80] | 228 | @sign == "+1" and @hour == 0 and @minute == 0
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[79] | 229 | end
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| 230 | def as_string
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[80] | 231 | if @sign == "+1"
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| 232 | s = "+"
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| 233 | elsif @sign == "-1"
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| 234 | s = "-"
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| 235 | end
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| 236 | sprintf("Z%s%02d%02d", s, @hour, @minute)
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[79] | 237 | end
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| 238 | end # end of ISO8601_TIMEZONE
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[69] | 239 | end # end of Assumed_Types
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| 240 | end # end of OpenEHR
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