source: ruby/trunk/lib/open_ehr/assumed_library_types.rb@ 401

Last change on this file since 401 was 401, checked in by KOBAYASHI, Shinji, 14 years ago

fixed #71
File size: 16.1 KB
Line 
1# This module is related to the ticket #36
2require 'date'
3require 'time'
4
5module OpenEHR
6 module AssumedLibraryTypes
7 class Any < Object
8
9 end # of Any
10
11 class Interval < Any
12 attr_reader :lower, :upper
13
14 def initialize(args = {})
15 check_lower_upper(args[:lower], args[:upper])
16 self.lower_included = args[:lower_included]
17 self.upper_included = args[:upper_included]
18 end
19
20 def lower=(lower)
21 check_lower_upper(lower, @upper)
22 end
23
24 def upper=(upper)
25 check_lower_upper(@lower, upper)
26 end
27
28 def lower_included?
29 return @lower_included
30 end
31
32 def lower_included=(lower_included)
33 if (lower == nil) && (lower_included != nil)
34 raise ArgumentError, "lower is not set"
35 end
36 @lower_included = lower_included
37 end
38
39 def lower_unbounded?
40 return @lower.nil?
41 end
42
43 def upper_included?
44 return @upper_included
45 end
46
47 def upper_included=(upper_included)
48 if (@upper.nil?) && (upper_included != nil)
49 raise ArgumentError, "upper is not set"
50 end
51 @upper_included = upper_included
52 end
53
54 def upper_unbounded?
55 return @upper.nil?
56 end
57
58 def has?(value)
59 if ((@lower.nil?||@lower < value||((@lower_included == true) && (@lower == value)))&&
60 (@upper.nil?||value < @upper||((@upper_included == true) && (@upper == value))))
61 true
62 else
63 false
64 end
65 end
66
67 private
68
69 def check_lower_upper(lower, upper)
70 if lower.nil? && upper.nil?
71 raise ArgumentError, "Either lower or upper must be assigned"
72 end
73 unless (lower.nil? || upper.nil?)
74 if lower > upper
75 raise ArgumentError, "Upper must be larger than lower."
76 end
77 end
78 @lower = lower
79 @upper = upper
80 end
81 end # end of Interval
82
83 class TimeDefinitions < Any
84 DAYS_IN_LEAP_YEAR = 366
85 DAYS_IN_WEEK = 7
86 DAYS_IN_YEAR = 365
87 HOURS_IN_DAY = 24
88 MAX_DAYS_IN_MONTH = 31
89 MAX_DAYS_IN_YEAR = 366
90 MINUTES_IN_HOUR = 60
91 MONTH_IN_YEAR = 12
92 NOMINAL_DAYS_IN_MONTH = 30.42
93 NOMINAL_DAYS_IN_YEAR = 365.24
94 SECONDS_IN_MINUTE = 60
95
96 def self.valid_year?(year)
97 return !year.nil? && year >= 0
98 end
99
100 def self.valid_day?(y, m, d)
101 unless y.nil? || m.nil? || d.nil?
102 return Date.valid_date?(y,m,d)
103 end
104 if (y.nil?) || (m.nil? && !d.nil?)
105 return false
106 end
107 return self.valid_year?(y) && self.valid_month?(m)
108 end
109
110 def self.valid_hour?(h,m = nil, s = nil)
111 if h.nil?
112 return false
113 end
114 if !m.nil? and !valid_minute?(m)
115 return false
116 end
117 if !s.nil? and (!m.nil? and !valid_second?(s))
118 return false
119 end
120 (h >= 0 and h < HOURS_IN_DAY) or (h == HOURS_IN_DAY and m == 0 and s == 0)
121 end
122
123 def self.valid_minute?(mi)
124 mi >= 0 and mi < MINUTES_IN_HOUR
125 end
126
127 def self.valid_second?(s)
128 s >= 0 and s < SECONDS_IN_MINUTE
129 end
130
131 def self.valid_month?(mo)
132 mo >= 1 and mo <= MONTH_IN_YEAR
133 end
134 end # end of TimeDefinitions
135
136 module ISO8601DateModule
137 attr_reader :year, :month, :day
138
139 def year=(year)
140 unless ISO8601Date.valid_year?(year)
141 raise ArgumentError, "Year is not valid"
142 end
143 @year = year
144 end
145
146 def month=(month)
147 raise ArgumentError, "Month is not valid" unless month.nil? or ISO8601Date.valid_month?(month)
148 @month = month
149 end
150
151 def day=(day)
152
153 raise ArgumentError, "Day is not valid" unless day.nil? or ISO8601Date.valid_day?(@year, @month, day)
154 @day = day
155 end
156
157 def as_string
158 if (!@year.nil? and !@month.nil? and !@day.nil?)
159 Date.new(@year, @month, @day).to_s
160 elsif (!@year.nil? and !@month.nil? and @day.nil?)
161 Date.new(@year, @month).to_s[0,7]
162 elsif (!@year.nil? and @month.nil? and @day.nil?)
163 Date.new(@year).to_s[0,4]
164 end
165 end
166
167 def to_days
168 days = nilthenzero(@year)*TimeDefinitions::NOMINAL_DAYS_IN_YEAR +
169 nilthenzero(@month)*TimeDefinitions::NOMINAL_DAYS_IN_MONTH +
170 nilthenzero(@day)
171 return days
172 end
173
174 def month_unknown?
175 @month.nil?
176 end
177
178 def day_unknown?
179 @day.nil?
180 end
181
182 def is_extended?
183 true
184 end
185
186 def is_partial?
187 month_unknown? or day_unknown?
188 end
189
190 protected
191 def leapyear?(year)
192 case
193 when year % 400 == 0: true
194 when year % 100 == 0: false
195 else year % 4 == 0
196 end
197 end
198 end
199
200 def nilthenzero(value)
201 return value ? value : 0
202 end
203
204 class ISO8601Date < TimeDefinitions
205 include ISO8601DateModule, Comparable
206 def initialize(string)
207 /(\d{4})(?:-(\d{2})(?:-(\d{2})?)?)?/ =~ string
208 if $1.nil?
209 raise ArgumentError, 'data invalid'
210 else
211 self.year = $1.to_i
212 end
213 if $2.nil?
214 self.month = nil
215 else
216 self.month = $2.to_i
217 end
218 if $3.nil?
219 self.day = nil
220 else
221 self.day = $3.to_i
222 end
223 end
224
225 def <=>(other)
226 self.to_days <=> other.to_days
227 end
228
229 def self.valid_iso8601_date?(string)
230 begin
231 Date.parse(string)
232 rescue
233 return false
234 end
235 true
236 end
237 end # end of ISO8601_DATE
238
239 module ISO8601TimeModule
240 attr_reader :hour, :minute, :second, :fractional_second, :timezone
241
242 def hour=(hour)
243 unless ISO8601Time.valid_hour?(hour, @minute, @second)
244 raise ArgumentError, "hour is not valid"
245 end
246 @hour = hour
247 end
248
249 def minute_unknown?
250 @minute.nil?
251 end
252
253 def minute=(minute)
254 raise ArgumentError, "minute is not valid" if !minute.nil? and !ISO8601Time.valid_minute?(minute)
255 @minute = minute
256 end
257
258 def second_unknown?
259 @second.nil?
260 end
261
262 def second=(second)
263 raise ArgumentError, "minute not defined" if @minute.nil? and !second.nil?
264 raise ArgumentError, "second is not valid" if !second.nil? and !ISO8601Time.valid_second?(second)
265 @second = second
266 end
267
268 def fractional_second=(fractional_second)
269 raise ArgumentError, "minute not defined" if minute_unknown? and !fractional_second.nil?
270 raise ArgumentError, "second not defined" if second_unknown? and !fractional_second.nil?
271 if !fractional_second.nil? &&
272 (fractional_second < 0.0 || fractional_second >= 1.0)
273 raise ArgumentError, 'fractional second should be between 0.0 - 1.0'
274 end
275 @fractional_second = fractional_second
276 end
277
278 def has_fractional_second?
279 return !@fractional_second.nil?
280 end
281
282 def timezone=(timezone)
283 unless timezone.nil? or timezone == 'Z'
284 if /[+-](\d{2}):?(\d{2})/ =~ timezone
285 @timezone = timezone
286 else
287 raise ArgumentError, "timezone invalid"
288 end
289 else
290 @timezone = nil
291 end
292 end
293
294 def is_decimal_sign_comma?
295 false
296 end
297
298 def is_extended?
299 true
300 end
301
302 def is_partial?
303 second_unknown? or minute_unknown?
304 end
305
306 def as_string
307 s = sprintf("%02d", @hour)
308 if !@minute.nil?
309 s += ":" + sprintf("%02d",@minute)
310 if !@second.nil?
311 s += ":" + sprintf("%02d", @second)
312 if !@fractional_second.nil?
313 s += "." + @fractional_second.to_s[2..-1]
314 if !@timezone.nil?
315 s += @timezone
316 end
317 end
318 end
319 end
320 return s
321 end
322
323 def to_second
324 second = (nilthenzero(@hour)*60 + nilthenzero(@minute))*60 +
325 nilthenzero(@second) +
326 nilthenzero(@fractional_second)
327 return second
328 end
329 end
330
331 class ISO8601Time < TimeDefinitions
332 include ISO8601TimeModule, Comparable
333 def initialize(string)
334 /(\d{2}):?(\d{2})?(:?)(\d{2})?((\.|,)(\d+))?(Z|([+-](\d{2}):?(\d{2})))?/ =~ string
335 if $2.nil?
336 self.minute = nil
337 else
338 self.minute = $2.to_i
339 end
340 if $4.nil?
341 self.second = nil
342 else
343 self.second = $4.to_i
344 end
345 if $1.nil?
346 raise ArgumentError, 'data invalid'
347 else
348 self.hour = $1.to_i
349 end
350 if $7.nil?
351 self.fractional_second = nil
352 else
353 self.fractional_second = ("0." + $7).to_f
354 end
355 if $8.nil?
356 self.timezone = nil
357 else
358 self.timezone = $8
359 end
360 end
361
362 def <=>(other)
363 self.to_second <=> other.to_second
364 end
365
366 def self.valid_iso8601_time?(s)
367 if /^(\d{2}):?(\d{2})?(:?)(\d{2})?((\.|,)(\d+))?(Z|([+-](\d{2}):?(\d{2})))?$/ =~ s
368# ISO 8601 regular expression by H. Yuki
369# 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
370# (\d{4})(?:-(\d{2})(?:-(\d{2})(?:T(\d{2}):(\d{2})(?::(\d{2})(?:\.(\d))?)?(Z|([+-]\d{2}):(\d{2}))?)?)?)?
371 hh = $1; mm = $2; ss = $4; msec = $7; tz = $8
372 if hh.to_i == HOURS_IN_DAY and (mm.nil? or mm.to_i == 0) and (ss.nil? or ss.to_i == 0) and (msec.nil? or msec.to_i==0)
373 return true
374 end
375 if hh.nil? or (hh.to_i < 0 or hh.to_i >= HOURS_IN_DAY)
376 return false
377 end
378 if !mm.nil?
379 if !self.valid_minute?(mm.to_i)
380 return false
381 end
382 end
383 if !ss.nil?
384 if !self.valid_second?(ss.to_i)
385 return false
386 end
387 end
388 if !tz.nil? and tz != "Z"
389 if /[+-](\d{2}):?(\d{2})/ =~ tz
390 h = $1; m = $2
391 if h.to_i < 0 or h.to_i >= HOURS_IN_DAY
392 return false
393 end
394 if m.to_i < 0 or m.to_i >= MINUTES_IN_HOUR
395 return false
396 end
397 end
398 end
399 return true
400 else
401 return false
402 end
403 end
404 end # end of ISO8601_TIME
405
406 module ISO8601DateTimeModule
407 include ISO8601DateModule, ISO8601TimeModule
408 def as_string
409 if (!@year.nil? and !@month.nil? and !@day.nil?)
410 s = Date.new(@year, @month, @day).to_s
411 elsif (!@year.nil? and !@month.nil? and @day.nil?)
412 return Date.new(@year, @month).to_s[0,7]
413 elsif (!@year.nil? and @month.nil? and @day.nil?)
414 return Date.new(@year).to_s[0,4]
415 end
416 unless hour.nil?
417 s += sprintf("T%02d", @hour)
418 unless @minute.nil?
419 s += ":" + sprintf("%02d",@minute)
420 unless @second.nil?
421 s += ":" + sprintf("%02d", @second)
422 unless @fractional_second.nil?
423 s += "." + @fractional_second.to_s[2..-1]
424 unless @timezone.nil?
425 s += @timezone
426 end
427 end
428 end
429 end
430 end
431 return s
432 end
433 end
434
435 class ISO8601DateTime < ISO8601Date
436 include ISO8601DateTimeModule
437 def initialize(string)
438 unless /(\d{4})(?:-(\d{2})(?:-(\d{2})(?:T(\d{2}):(\d{2})(?::(\d{2})(?:\.(\d+))?)?(Z|([+-]\d{2}):?(\d{2}))?)?)?)?/ =~ string
439 raise ArgumentError, 'format invalid'
440 else
441 self.year = $1.to_i
442 end
443 if $2.nil?
444 self.month = nil
445 else
446 self.month = $2.to_i
447 end
448 if $3.nil?
449 self.day = nil
450 else
451 self.day = $3.to_i
452 end
453 if $5.nil?
454 self.minute = nil
455 else
456 self.minute = $5.to_i
457 end
458 if $6.nil?
459 self.second = nil
460 else
461 self.second = $6.to_i
462 end
463 if $4.nil?
464 self.hour = nil
465 else
466 self.hour = $4.to_i
467 end
468 if $7.nil? or $7.empty?
469 self.fractional_second = nil
470 else
471 self.fractional_second = ("0."+$7).to_f
472 end
473 if $8.nil?
474 self.timezone = nil
475 else
476 self.timezone = $9+$10
477 end
478 end
479
480 def <=>(other)
481 self.magnitude <=> other.magnitude
482 end
483
484 protected
485 def magnitude
486 return self.to_days*HOURS_IN_DAY*MINUTES_IN_HOUR*SECONDS_IN_MINUTE +
487 self.to_second
488 end
489 end
490
491 class ISO8601Timezone
492 attr_accessor :sign, :hour, :minute
493
494 def initialize(string)
495 unless /(Z|(([+-])(\d{2}):?(\d{2})))/ =~ string
496 raise ArgumentError, 'invaild format'
497 end
498 if $1 == 'Z'
499 @sign, @hour, @minute = +1, 0, 0
500 else
501 @sign, @hour, @minute = ($3+'1').to_i, $4.to_i , $5.to_i
502 end
503 end
504
505 def is_gmt?
506 @sign == +1 and @hour == 0 and @minute == 0
507 end
508
509 def as_string
510 if @sign == +1
511 s = "+"
512 elsif @sign == -1
513 s = "-"
514 end
515 sprintf("%s%02d%02d", s, @hour, @minute)
516 end
517 end # end of ISO8601Timezone
518
519 module ISO8601DurationModule
520 attr_reader :years, :months, :weeks, :days
521 attr_reader :hours, :minutes, :seconds, :fractional_second
522
523 def years=(years)
524 unless years.nil? || years >= 0
525 raise ArgumentError, 'years must be above zero'
526 end
527 @years = years
528 end
529
530 def months=(months)
531 unless months.nil? || months >= 0
532 raise ArgumentError, 'months must be above zero'
533 end
534 @months = months
535 end
536
537 def weeks=(weeks)
538 unless weeks.nil? || weeks >= 0
539 raise ArgumentError, 'weeks must be above zero'
540 end
541 @weeks = weeks
542 end
543
544 def days=(days)
545 unless days.nil? || days >= 0
546 raise ArgumentError, 'days must be above zero'
547 end
548 @days = days
549 end
550
551 def hours=(hours)
552 unless hours.nil? || hours >= 0
553 raise ArgumentError, 'hours must be above zero'
554 end
555 @hours = hours
556 end
557
558 def minutes=(minutes)
559 unless minutes.nil? || minutes >= 0
560 raise ArgumentError, 'minutes must be above zero'
561 end
562 @minutes = minutes
563 end
564
565 def seconds=(seconds)
566 unless seconds.nil? || seconds >= 0
567 raise ArgumentError, 'seconds must be above zero'
568 end
569 @seconds = seconds
570 end
571
572 def fractional_second=(fractional_second)
573 unless fractional_second.nil? || (fractional_second >= 0 && fractional_second < 1.0)
574 raise ArgumentError, 'fractional_second must be between 0.0 and 1.0'
575 end
576 @fractional_second = fractional_second
577 end
578
579 def as_string
580 str = 'P'
581 unless @years.nil?
582 str += @years.to_s + 'Y'
583 end
584 unless @months.nil?
585 str += @months.to_s + 'M'
586 end
587 unless @weeks.nil?
588 str += @weeks.to_s + 'W'
589 end
590 unless @days.nil?
591 str += @days.to_s + 'D'
592 end
593 unless @hours.nil?
594 str += 'T' + @hours.to_s + 'H'
595 unless @minutes.nil?
596 str += @minutes.to_s + 'M'
597 unless @seconds.nil?
598 str += @seconds.to_s
599 unless @fractional_second.nil?
600 str += @fractional_second.to_s[1 .. -1]
601 end
602 str += 'S'
603 end
604 end
605 end
606 return str
607 end
608 end
609
610 class ISO8601Duration < TimeDefinitions
611 include ISO8601DurationModule
612 def initialize(str)
613 /^P((\d+)Y)?((\d+)M)?((\d+)W)?((\d)D)?(T((\d+)H)?((\d+)M)?((\d+)(\.\d+)?S)?)?$/ =~ str
614 self.years = $2.to_i
615 self.months = $4.to_i
616 self.weeks = $6.to_i
617 self.days = $8.to_i
618 self.hours = $11.to_i
619 self.minutes = $13.to_i
620 self.seconds = $15.to_i
621 unless $16.nil?
622 self.fractional_second = $16.to_f
623 end
624 end
625 end # end of ISO8601Duration
626 end # end of Assumed_Types
627end # end of OpenEHR
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