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Direktori : /proc/thread-self/root/opt/alt/ruby18/lib64/ruby/1.8/date/ |
Current File : //proc/thread-self/root/opt/alt/ruby18/lib64/ruby/1.8/date/format.rb |
# format.rb: Written by Tadayoshi Funaba 1999-2008 # $Id: format.rb,v 2.43 2008-01-17 20:16:31+09 tadf Exp $ require 'rational' class Date module Format # :nodoc: MONTHS = { 'january' => 1, 'february' => 2, 'march' => 3, 'april' => 4, 'may' => 5, 'june' => 6, 'july' => 7, 'august' => 8, 'september'=> 9, 'october' =>10, 'november' =>11, 'december' =>12 } DAYS = { 'sunday' => 0, 'monday' => 1, 'tuesday' => 2, 'wednesday'=> 3, 'thursday' => 4, 'friday' => 5, 'saturday' => 6 } ABBR_MONTHS = { 'jan' => 1, 'feb' => 2, 'mar' => 3, 'apr' => 4, 'may' => 5, 'jun' => 6, 'jul' => 7, 'aug' => 8, 'sep' => 9, 'oct' =>10, 'nov' =>11, 'dec' =>12 } ABBR_DAYS = { 'sun' => 0, 'mon' => 1, 'tue' => 2, 'wed' => 3, 'thu' => 4, 'fri' => 5, 'sat' => 6 } ZONES = { 'ut' => 0*3600, 'gmt' => 0*3600, 'est' => -5*3600, 'edt' => -4*3600, 'cst' => -6*3600, 'cdt' => -5*3600, 'mst' => -7*3600, 'mdt' => -6*3600, 'pst' => -8*3600, 'pdt' => -7*3600, 'a' => 1*3600, 'b' => 2*3600, 'c' => 3*3600, 'd' => 4*3600, 'e' => 5*3600, 'f' => 6*3600, 'g' => 7*3600, 'h' => 8*3600, 'i' => 9*3600, 'k' => 10*3600, 'l' => 11*3600, 'm' => 12*3600, 'n' => -1*3600, 'o' => -2*3600, 'p' => -3*3600, 'q' => -4*3600, 'r' => -5*3600, 's' => -6*3600, 't' => -7*3600, 'u' => -8*3600, 'v' => -9*3600, 'w' =>-10*3600, 'x' =>-11*3600, 'y' =>-12*3600, 'z' => 0*3600, 'utc' => 0*3600, 'wet' => 0*3600, 'at' => -2*3600, 'brst'=> -2*3600, 'ndt' => -(2*3600+1800), 'art' => -3*3600, 'adt' => -3*3600, 'brt' => -3*3600, 'clst'=> -3*3600, 'nst' => -(3*3600+1800), 'ast' => -4*3600, 'clt' => -4*3600, 'akdt'=> -8*3600, 'ydt' => -8*3600, 'akst'=> -9*3600, 'hadt'=> -9*3600, 'hdt' => -9*3600, 'yst' => -9*3600, 'ahst'=>-10*3600, 'cat' =>-10*3600, 'hast'=>-10*3600, 'hst' =>-10*3600, 'nt' =>-11*3600, 'idlw'=>-12*3600, 'bst' => 1*3600, 'cet' => 1*3600, 'fwt' => 1*3600, 'met' => 1*3600, 'mewt'=> 1*3600, 'mez' => 1*3600, 'swt' => 1*3600, 'wat' => 1*3600, 'west'=> 1*3600, 'cest'=> 2*3600, 'eet' => 2*3600, 'fst' => 2*3600, 'mest'=> 2*3600, 'mesz'=> 2*3600, 'sast'=> 2*3600, 'sst' => 2*3600, 'bt' => 3*3600, 'eat' => 3*3600, 'eest'=> 3*3600, 'msk' => 3*3600, 'msd' => 4*3600, 'zp4' => 4*3600, 'zp5' => 5*3600, 'ist' => (5*3600+1800), 'zp6' => 6*3600, 'wast'=> 7*3600, 'cct' => 8*3600, 'sgt' => 8*3600, 'wadt'=> 8*3600, 'jst' => 9*3600, 'kst' => 9*3600, 'east'=> 10*3600, 'gst' => 10*3600, 'eadt'=> 11*3600, 'idle'=> 12*3600, 'nzst'=> 12*3600, 'nzt' => 12*3600, 'nzdt'=> 13*3600, 'afghanistan' => 16200, 'alaskan' => -32400, 'arab' => 10800, 'arabian' => 14400, 'arabic' => 10800, 'atlantic' => -14400, 'aus central' => 34200, 'aus eastern' => 36000, 'azores' => -3600, 'canada central' => -21600, 'cape verde' => -3600, 'caucasus' => 14400, 'cen. australia' => 34200, 'central america' => -21600, 'central asia' => 21600, 'central europe' => 3600, 'central european' => 3600, 'central pacific' => 39600, 'central' => -21600, 'china' => 28800, 'dateline' => -43200, 'e. africa' => 10800, 'e. australia' => 36000, 'e. europe' => 7200, 'e. south america' => -10800, 'eastern' => -18000, 'egypt' => 7200, 'ekaterinburg' => 18000, 'fiji' => 43200, 'fle' => 7200, 'greenland' => -10800, 'greenwich' => 0, 'gtb' => 7200, 'hawaiian' => -36000, 'india' => 19800, 'iran' => 12600, 'jerusalem' => 7200, 'korea' => 32400, 'mexico' => -21600, 'mid-atlantic' => -7200, 'mountain' => -25200, 'myanmar' => 23400, 'n. central asia' => 21600, 'nepal' => 20700, 'new zealand' => 43200, 'newfoundland' => -12600, 'north asia east' => 28800, 'north asia' => 25200, 'pacific sa' => -14400, 'pacific' => -28800, 'romance' => 3600, 'russian' => 10800, 'sa eastern' => -10800, 'sa pacific' => -18000, 'sa western' => -14400, 'samoa' => -39600, 'se asia' => 25200, 'malay peninsula' => 28800, 'south africa' => 7200, 'sri lanka' => 21600, 'taipei' => 28800, 'tasmania' => 36000, 'tokyo' => 32400, 'tonga' => 46800, 'us eastern' => -18000, 'us mountain' => -25200, 'vladivostok' => 36000, 'w. australia' => 28800, 'w. central africa' => 3600, 'w. europe' => 3600, 'west asia' => 18000, 'west pacific' => 36000, 'yakutsk' => 32400 } [MONTHS, DAYS, ABBR_MONTHS, ABBR_DAYS, ZONES].each do |x| x.freeze end class Bag # :nodoc: def initialize @elem = {} end def method_missing(t, *args, &block) t = t.to_s set = t.chomp!('=') t = t.intern if set @elem[t] = args[0] else @elem[t] end end def to_hash @elem.reject{|k, v| /\A_/ =~ k.to_s || v.nil?} end end end def emit(e, f) # :nodoc: case e when Numeric sign = %w(+ + -)[e <=> 0] e = e.abs end s = e.to_s if f[:s] && f[:p] == '0' f[:w] -= 1 end if f[:s] && f[:p] == "\s" s[0,0] = sign end if f[:p] != '-' s = s.rjust(f[:w], f[:p]) end if f[:s] && f[:p] != "\s" s[0,0] = sign end s = s.upcase if f[:u] s = s.downcase if f[:d] s end def emit_w(e, w, f) # :nodoc: f[:w] = [f[:w], w].compact.max emit(e, f) end def emit_n(e, w, f) # :nodoc: f[:p] ||= '0' emit_w(e, w, f) end def emit_sn(e, w, f) # :nodoc: if e < 0 w += 1 f[:s] = true end emit_n(e, w, f) end def emit_z(e, w, f) # :nodoc: w += 1 f[:s] = true emit_n(e, w, f) end def emit_a(e, w, f) # :nodoc: f[:p] ||= "\s" emit_w(e, w, f) end def emit_ad(e, w, f) # :nodoc: if f[:x] f[:u] = true f[:d] = false end emit_a(e, w, f) end def emit_au(e, w, f) # :nodoc: if f[:x] f[:u] = false f[:d] = true end emit_a(e, w, f) end private :emit, :emit_w, :emit_n, :emit_sn, :emit_z, :emit_a, :emit_ad, :emit_au def strftime(fmt='%F') fmt.gsub(/%([-_0^#]+)?(\d+)?([EO]?(?::{1,3}z|.))/m) do |m| f = {} a = $& s, w, c = $1, $2, $3 if s s.scan(/./) do |k| case k when '-'; f[:p] = '-' when '_'; f[:p] = "\s" when '0'; f[:p] = '0' when '^'; f[:u] = true when '#'; f[:x] = true end end end if w f[:w] = w.to_i end case c when 'A'; emit_ad(DAYNAMES[wday], 0, f) when 'a'; emit_ad(ABBR_DAYNAMES[wday], 0, f) when 'B'; emit_ad(MONTHNAMES[mon], 0, f) when 'b'; emit_ad(ABBR_MONTHNAMES[mon], 0, f) when 'C', 'EC'; emit_sn((year / 100).floor, 2, f) when 'c', 'Ec'; emit_a(strftime('%a %b %e %H:%M:%S %Y'), 0, f) when 'D'; emit_a(strftime('%m/%d/%y'), 0, f) when 'd', 'Od'; emit_n(mday, 2, f) when 'e', 'Oe'; emit_a(mday, 2, f) when 'F' if m == '%F' format('%.4d-%02d-%02d', year, mon, mday) # 4p else emit_a(strftime('%Y-%m-%d'), 0, f) end when 'G'; emit_sn(cwyear, 4, f) when 'g'; emit_n(cwyear % 100, 2, f) when 'H', 'OH'; emit_n(hour, 2, f) when 'h'; emit_ad(strftime('%b'), 0, f) when 'I', 'OI'; emit_n((hour % 12).nonzero? || 12, 2, f) when 'j'; emit_n(yday, 3, f) when 'k'; emit_a(hour, 2, f) when 'L' emit_n((sec_fraction / MILLISECONDS_IN_DAY).floor, 3, f) when 'l'; emit_a((hour % 12).nonzero? || 12, 2, f) when 'M', 'OM'; emit_n(min, 2, f) when 'm', 'Om'; emit_n(mon, 2, f) when 'N' emit_n((sec_fraction / NANOSECONDS_IN_DAY).floor, 9, f) when 'n'; "\n" when 'P'; emit_ad(strftime('%p').downcase, 0, f) when 'p'; emit_au(if hour < 12 then 'AM' else 'PM' end, 0, f) when 'Q' s = ((ajd - UNIX_EPOCH_IN_AJD) / MILLISECONDS_IN_DAY).round emit_sn(s, 1, f) when 'R'; emit_a(strftime('%H:%M'), 0, f) when 'r'; emit_a(strftime('%I:%M:%S %p'), 0, f) when 'S', 'OS'; emit_n(sec, 2, f) when 's' s = ((ajd - UNIX_EPOCH_IN_AJD) / SECONDS_IN_DAY).round emit_sn(s, 1, f) when 'T' if m == '%T' format('%02d:%02d:%02d', hour, min, sec) # 4p else emit_a(strftime('%H:%M:%S'), 0, f) end when 't'; "\t" when 'U', 'W', 'OU', 'OW' emit_n(if c[-1,1] == 'U' then wnum0 else wnum1 end, 2, f) when 'u', 'Ou'; emit_n(cwday, 1, f) when 'V', 'OV'; emit_n(cweek, 2, f) when 'v'; emit_a(strftime('%e-%b-%Y'), 0, f) when 'w', 'Ow'; emit_n(wday, 1, f) when 'X', 'EX'; emit_a(strftime('%H:%M:%S'), 0, f) when 'x', 'Ex'; emit_a(strftime('%m/%d/%y'), 0, f) when 'Y', 'EY'; emit_sn(year, 4, f) when 'y', 'Ey', 'Oy'; emit_n(year % 100, 2, f) when 'Z'; emit_au(strftime('%:z'), 0, f) when /\A(:{0,3})z/ t = $1.size sign = if offset < 0 then -1 else +1 end fr = offset.abs ss = fr.div(SECONDS_IN_DAY) # 4p hh, ss = ss.divmod(3600) mm, ss = ss.divmod(60) if t == 3 if ss.nonzero? then t = 2 elsif mm.nonzero? then t = 1 else t = -1 end end case t when -1 tail = [] sep = '' when 0 f[:w] -= 2 if f[:w] tail = ['%02d' % mm] sep = '' when 1 f[:w] -= 3 if f[:w] tail = ['%02d' % mm] sep = ':' when 2 f[:w] -= 6 if f[:w] tail = ['%02d' % mm, '%02d' % ss] sep = ':' end ([emit_z(sign * hh, 2, f)] + tail).join(sep) when '%'; emit_a('%', 0, f) when '+'; emit_a(strftime('%a %b %e %H:%M:%S %Z %Y'), 0, f) when '1' if $VERBOSE warn("warning: strftime: %1 is deprecated; forget this") end emit_n(jd, 1, f) when '2' if $VERBOSE warn("warning: strftime: %2 is deprecated; use '%Y-%j'") end emit_a(strftime('%Y-%j'), 0, f) when '3' if $VERBOSE warn("warning: strftime: %3 is deprecated; use '%F'") end emit_a(strftime('%F'), 0, f) else a end end end # alias_method :format, :strftime def asctime() strftime('%c') end alias_method :ctime, :asctime =begin def iso8601() strftime('%F') end def rfc3339() iso8601 end def rfc2822() strftime('%a, %-d %b %Y %T %z') end alias_method :rfc822, :rfc2822 def jisx0301 if jd < 2405160 iso8601 else case jd when 2405160...2419614 g = 'M%02d' % (year - 1867) when 2419614...2424875 g = 'T%02d' % (year - 1911) when 2424875...2447535 g = 'S%02d' % (year - 1925) else g = 'H%02d' % (year - 1988) end g + strftime('.%m.%d') end end def beat(n=0) i, f = (new_offset(HOURS_IN_DAY).day_fraction * 1000).divmod(1) ('@%03d' % i) + if n < 1 '' else '.%0*d' % [n, (f / Rational(1, 10**n)).round] end end =end def self.num_pattern? (s) # :nodoc: /\A%[EO]?[CDdeFGgHIjkLlMmNQRrSsTUuVvWwXxYy\d]/ =~ s || /\A\d/ =~ s end private_class_method :num_pattern? def self._strptime_i(str, fmt, e) # :nodoc: fmt.scan(/%([EO]?(?::{1,3}z|.))|(.)/m) do |s, c| a = $& if s case s when 'A', 'a' return unless str.sub!(/\A(#{Format::DAYS.keys.join('|')})/io, '') || str.sub!(/\A(#{Format::ABBR_DAYS.keys.join('|')})/io, '') val = Format::DAYS[$1.downcase] || Format::ABBR_DAYS[$1.downcase] return unless val e.wday = val when 'B', 'b', 'h' return unless str.sub!(/\A(#{Format::MONTHS.keys.join('|')})/io, '') || str.sub!(/\A(#{Format::ABBR_MONTHS.keys.join('|')})/io, '') val = Format::MONTHS[$1.downcase] || Format::ABBR_MONTHS[$1.downcase] return unless val e.mon = val when 'C', 'EC' return unless str.sub!(if num_pattern?($') then /\A([-+]?\d{1,2})/ else /\A([-+]?\d{1,})/ end, '') val = $1.to_i e._cent = val when 'c', 'Ec' return unless _strptime_i(str, '%a %b %e %H:%M:%S %Y', e) when 'D' return unless _strptime_i(str, '%m/%d/%y', e) when 'd', 'e', 'Od', 'Oe' return unless str.sub!(/\A( \d|\d{1,2})/, '') val = $1.to_i return unless (1..31) === val e.mday = val when 'F' return unless _strptime_i(str, '%Y-%m-%d', e) when 'G' return unless str.sub!(if num_pattern?($') then /\A([-+]?\d{1,4})/ else /\A([-+]?\d{1,})/ end, '') val = $1.to_i e.cwyear = val when 'g' return unless str.sub!(/\A(\d{1,2})/, '') val = $1.to_i return unless (0..99) === val e.cwyear = val e._cent ||= if val >= 69 then 19 else 20 end when 'H', 'k', 'OH' return unless str.sub!(/\A( \d|\d{1,2})/, '') val = $1.to_i return unless (0..24) === val e.hour = val when 'I', 'l', 'OI' return unless str.sub!(/\A( \d|\d{1,2})/, '') val = $1.to_i return unless (1..12) === val e.hour = val when 'j' return unless str.sub!(/\A(\d{1,3})/, '') val = $1.to_i return unless (1..366) === val e.yday = val when 'L' return unless str.sub!(if num_pattern?($') then /\A([-+]?\d{1,3})/ else /\A([-+]?\d{1,})/ end, '') # val = Rational($1.to_i, 10**3) val = Rational($1.to_i, 10**$1.size) e.sec_fraction = val when 'M', 'OM' return unless str.sub!(/\A(\d{1,2})/, '') val = $1.to_i return unless (0..59) === val e.min = val when 'm', 'Om' return unless str.sub!(/\A(\d{1,2})/, '') val = $1.to_i return unless (1..12) === val e.mon = val when 'N' return unless str.sub!(if num_pattern?($') then /\A([-+]?\d{1,9})/ else /\A([-+]?\d{1,})/ end, '') # val = Rational($1.to_i, 10**9) val = Rational($1.to_i, 10**$1.size) e.sec_fraction = val when 'n', 't' return unless _strptime_i(str, "\s", e) when 'P', 'p' return unless str.sub!(/\A([ap])(?:m\b|\.m\.)/i, '') e._merid = if $1.downcase == 'a' then 0 else 12 end when 'Q' return unless str.sub!(/\A(-?\d{1,})/, '') val = Rational($1.to_i, 10**3) e.seconds = val when 'R' return unless _strptime_i(str, '%H:%M', e) when 'r' return unless _strptime_i(str, '%I:%M:%S %p', e) when 'S', 'OS' return unless str.sub!(/\A(\d{1,2})/, '') val = $1.to_i return unless (0..60) === val e.sec = val when 's' return unless str.sub!(/\A(-?\d{1,})/, '') val = $1.to_i e.seconds = val when 'T' return unless _strptime_i(str, '%H:%M:%S', e) when 'U', 'W', 'OU', 'OW' return unless str.sub!(/\A(\d{1,2})/, '') val = $1.to_i return unless (0..53) === val e.__send__(if s[-1,1] == 'U' then :wnum0= else :wnum1= end, val) when 'u', 'Ou' return unless str.sub!(/\A(\d{1})/, '') val = $1.to_i return unless (1..7) === val e.cwday = val when 'V', 'OV' return unless str.sub!(/\A(\d{1,2})/, '') val = $1.to_i return unless (1..53) === val e.cweek = val when 'v' return unless _strptime_i(str, '%e-%b-%Y', e) when 'w' return unless str.sub!(/\A(\d{1})/, '') val = $1.to_i return unless (0..6) === val e.wday = val when 'X', 'EX' return unless _strptime_i(str, '%H:%M:%S', e) when 'x', 'Ex' return unless _strptime_i(str, '%m/%d/%y', e) when 'Y', 'EY' return unless str.sub!(if num_pattern?($') then /\A([-+]?\d{1,4})/ else /\A([-+]?\d{1,})/ end, '') val = $1.to_i e.year = val when 'y', 'Ey', 'Oy' return unless str.sub!(/\A(\d{1,2})/, '') val = $1.to_i return unless (0..99) === val e.year = val e._cent ||= if val >= 69 then 19 else 20 end when 'Z', /\A:{0,3}z/ return unless str.sub!(/\A((?:gmt|utc?)?[-+]\d+(?:[,.:]\d+(?::\d+)?)? |[[:alpha:].\s]+(?:standard|daylight)\s+time\b |[[:alpha:]]+(?:\s+dst)?\b )/ix, '') val = $1 e.zone = val offset = zone_to_diff(val) e.offset = offset when '%' return unless str.sub!(/\A%/, '') when '+' return unless _strptime_i(str, '%a %b %e %H:%M:%S %Z %Y', e) when '1' if $VERBOSE warn("warning: strptime: %1 is deprecated; forget this") end return unless str.sub!(/\A(\d+)/, '') val = $1.to_i e.jd = val when '2' if $VERBOSE warn("warning: strptime: %2 is deprecated; use '%Y-%j'") end return unless _strptime_i(str, '%Y-%j', e) when '3' if $VERBOSE warn("warning: strptime: %3 is deprecated; use '%F'") end return unless _strptime_i(str, '%F', e) else return unless str.sub!(Regexp.new('\\A' + Regexp.quote(a)), '') end else case c when /\A[\s\v]/ str.sub!(/\A[\s\v]+/, '') else return unless str.sub!(Regexp.new('\\A' + Regexp.quote(a)), '') end end end end private_class_method :_strptime_i def self._strptime(str, fmt='%F') str = str.dup e = Format::Bag.new return unless _strptime_i(str, fmt, e) if e._cent if e.cwyear e.cwyear += e._cent * 100 end if e.year e. year += e._cent * 100 end end if e._merid if e.hour e.hour %= 12 e.hour += e._merid end end unless str.empty? e.leftover = str end e.to_hash end def self.s3e(e, y, m, d, bc=false) unless String === m m = m.to_s end if y && m && !d y, m, d = d, y, m end if y == nil if d && d.size > 2 y = d d = nil end if d && d[0,1] == "'" y = d d = nil end end if y y.scan(/(\d+)(.+)?/) if $2 y, d = d, $1 end end if m if m[0,1] == "'" || m.size > 2 y, m, d = m, d, y # us -> be end end if d if d[0,1] == "'" || d.size > 2 y, d = d, y end end if y y =~ /([-+])?(\d+)/ if $1 || $2.size > 2 c = false end iy = $&.to_i if bc iy = -iy + 1 end e.year = iy end if m m =~ /\d+/ e.mon = $&.to_i end if d d =~ /\d+/ e.mday = $&.to_i end if c != nil e._comp = c end end private_class_method :s3e def self._parse_day(str, e) # :nodoc: if str.sub!(/\b(#{Format::ABBR_DAYS.keys.join('|')})[^-\d\s]*/ino, ' ') e.wday = Format::ABBR_DAYS[$1.downcase] true =begin elsif str.sub!(/\b(?!\dth)(su|mo|tu|we|th|fr|sa)\b/in, ' ') e.wday = %w(su mo tu we th fr sa).index($1.downcase) true =end end end def self._parse_time(str, e) # :nodoc: if str.sub!( /( (?: \d+\s*:\s*\d+ (?: \s*:\s*\d+(?:[,.]\d*)? )? | \d+\s*h(?:\s*\d+m?(?:\s*\d+s?)?)? ) (?: \s* [ap](?:m\b|\.m\.) )? | \d+\s*[ap](?:m\b|\.m\.) ) (?: \s* ( (?:gmt|utc?)?[-+]\d+(?:[,.:]\d+(?::\d+)?)? | [[:alpha:].\s]+(?:standard|daylight)\stime\b | [[:alpha:]]+(?:\sdst)?\b ) )? /inx, ' ') t = $1 e.zone = $2 if $2 t =~ /\A(\d+)h? (?:\s*:?\s*(\d+)m? (?: \s*:?\s*(\d+)(?:[,.](\d+))?s? )? )? (?:\s*([ap])(?:m\b|\.m\.))?/inx e.hour = $1.to_i e.min = $2.to_i if $2 e.sec = $3.to_i if $3 e.sec_fraction = Rational($4.to_i, 10**$4.size) if $4 if $5 e.hour %= 12 if $5.downcase == 'p' e.hour += 12 end end true end end =begin def self._parse_beat(str, e) # :nodoc: if str.sub!(/@\s*(\d+)(?:[,.](\d*))?/, ' ') beat = Rational($1.to_i) beat += Rational($2.to_i, 10**$2.size) if $2 secs = Rational(beat, 1000) h, min, s, fr = self.day_fraction_to_time(secs) e.hour = h e.min = min e.sec = s e.sec_fraction = fr * 86400 e.zone = '+01:00' true end end =end def self._parse_eu(str, e) # :nodoc: if str.sub!( /'?(\d+)[^-\d\s]* \s* (#{Format::ABBR_MONTHS.keys.join('|')})[^-\d\s']* (?: \s* (c(?:e|\.e\.)|b(?:ce|\.c\.e\.)|a(?:d|\.d\.)|b(?:c|\.c\.))? \s* ('?-?\d+(?:(?:st|nd|rd|th)\b)?) )? /inox, ' ') # ' s3e(e, $4, Format::ABBR_MONTHS[$2.downcase], $1, $3 && $3[0,1].downcase == 'b') true end end def self._parse_us(str, e) # :nodoc: if str.sub!( /\b(#{Format::ABBR_MONTHS.keys.join('|')})[^-\d\s']* \s* ('?\d+)[^-\d\s']* (?: \s* (c(?:e|\.e\.)|b(?:ce|\.c\.e\.)|a(?:d|\.d\.)|b(?:c|\.c\.))? \s* ('?-?\d+) )? /inox, ' ') # ' s3e(e, $4, Format::ABBR_MONTHS[$1.downcase], $2, $3 && $3[0,1].downcase == 'b') true end end def self._parse_iso(str, e) # :nodoc: if str.sub!(/('?[-+]?\d+)-(\d+)-('?-?\d+)/n, ' ') s3e(e, $1, $2, $3) true end end def self._parse_iso2(str, e) # :nodoc: if str.sub!(/\b(\d{2}|\d{4})?-?w(\d{2})(?:-?(\d))?\b/in, ' ') e.cwyear = $1.to_i if $1 e.cweek = $2.to_i e.cwday = $3.to_i if $3 true elsif str.sub!(/-w-(\d)\b/in, ' ') e.cwday = $1.to_i true elsif str.sub!(/--(\d{2})?-(\d{2})\b/n, ' ') e.mon = $1.to_i if $1 e.mday = $2.to_i true elsif str.sub!(/--(\d{2})(\d{2})?\b/n, ' ') e.mon = $1.to_i e.mday = $2.to_i if $2 true elsif /[,.](\d{2}|\d{4})-\d{3}\b/n !~ str && str.sub!(/\b(\d{2}|\d{4})-(\d{3})\b/n, ' ') e.year = $1.to_i e.yday = $2.to_i true elsif /\d-\d{3}\b/n !~ str && str.sub!(/\b-(\d{3})\b/n, ' ') e.yday = $1.to_i true end end def self._parse_jis(str, e) # :nodoc: if str.sub!(/\b([mtsh])(\d+)\.(\d+)\.(\d+)/in, ' ') era = { 'm'=>1867, 't'=>1911, 's'=>1925, 'h'=>1988 }[$1.downcase] e.year = $2.to_i + era e.mon = $3.to_i e.mday = $4.to_i true end end def self._parse_vms(str, e) # :nodoc: if str.sub!(/('?-?\d+)-(#{Format::ABBR_MONTHS.keys.join('|')})[^-]* -('?-?\d+)/inox, ' ') s3e(e, $3, Format::ABBR_MONTHS[$2.downcase], $1) true elsif str.sub!(/\b(#{Format::ABBR_MONTHS.keys.join('|')})[^-]* -('?-?\d+)(?:-('?-?\d+))?/inox, ' ') s3e(e, $3, Format::ABBR_MONTHS[$1.downcase], $2) true end end def self._parse_sla(str, e) # :nodoc: if str.sub!(%r|('?-?\d+)/\s*('?\d+)(?:\D\s*('?-?\d+))?|n, ' ') # ' s3e(e, $3, $1, $2) true end end def self._parse_dot(str, e) # :nodoc: if str.sub!(%r|('?-?\d+)\.\s*('?\d+)\.\s*('?-?\d+)|n, ' ') # ' s3e(e, $1, $2, $3) true end end def self._parse_year(str, e) # :nodoc: if str.sub!(/'(\d+)\b/n, ' ') e.year = $1.to_i true end end def self._parse_mon(str, e) # :nodoc: if str.sub!(/\b(#{Format::ABBR_MONTHS.keys.join('|')})\S*/ino, ' ') e.mon = Format::ABBR_MONTHS[$1.downcase] true end end def self._parse_mday(str, e) # :nodoc: if str.sub!(/(\d+)(st|nd|rd|th)\b/in, ' ') e.mday = $1.to_i true end end def self._parse_ddd(str, e) # :nodoc: if str.sub!( /([-+]?)(\d{2,14}) (?: \s* t? \s* (\d{2,6})?(?:[,.](\d*))? )? (?: \s* ( z\b | [-+]\d{1,4}\b | \[[-+]?\d[^\]]*\] ) )? /inx, ' ') case $2.size when 2 if $3.nil? && $4 e.sec = $2[-2, 2].to_i else e.mday = $2[ 0, 2].to_i end when 4 if $3.nil? && $4 e.sec = $2[-2, 2].to_i e.min = $2[-4, 2].to_i else e.mon = $2[ 0, 2].to_i e.mday = $2[ 2, 2].to_i end when 6 if $3.nil? && $4 e.sec = $2[-2, 2].to_i e.min = $2[-4, 2].to_i e.hour = $2[-6, 2].to_i else e.year = ($1 + $2[ 0, 2]).to_i e.mon = $2[ 2, 2].to_i e.mday = $2[ 4, 2].to_i end when 8, 10, 12, 14 if $3.nil? && $4 e.sec = $2[-2, 2].to_i e.min = $2[-4, 2].to_i e.hour = $2[-6, 2].to_i e.mday = $2[-8, 2].to_i if $2.size >= 10 e.mon = $2[-10, 2].to_i end if $2.size == 12 e.year = ($1 + $2[-12, 2]).to_i end if $2.size == 14 e.year = ($1 + $2[-14, 4]).to_i e._comp = false end else e.year = ($1 + $2[ 0, 4]).to_i e.mon = $2[ 4, 2].to_i e.mday = $2[ 6, 2].to_i e.hour = $2[ 8, 2].to_i if $2.size >= 10 e.min = $2[10, 2].to_i if $2.size >= 12 e.sec = $2[12, 2].to_i if $2.size >= 14 e._comp = false end when 3 if $3.nil? && $4 e.sec = $2[-2, 2].to_i e.min = $2[-3, 1].to_i else e.yday = $2[ 0, 3].to_i end when 5 if $3.nil? && $4 e.sec = $2[-2, 2].to_i e.min = $2[-4, 2].to_i e.hour = $2[-5, 1].to_i else e.year = ($1 + $2[ 0, 2]).to_i e.yday = $2[ 2, 3].to_i end when 7 if $3.nil? && $4 e.sec = $2[-2, 2].to_i e.min = $2[-4, 2].to_i e.hour = $2[-6, 2].to_i e.mday = $2[-7, 1].to_i else e.year = ($1 + $2[ 0, 4]).to_i e.yday = $2[ 4, 3].to_i end end if $3 if $4 case $3.size when 2, 4, 6 e.sec = $3[-2, 2].to_i e.min = $3[-4, 2].to_i if $3.size >= 4 e.hour = $3[-6, 2].to_i if $3.size >= 6 end else case $3.size when 2, 4, 6 e.hour = $3[ 0, 2].to_i e.min = $3[ 2, 2].to_i if $3.size >= 4 e.sec = $3[ 4, 2].to_i if $3.size >= 6 end end end if $4 e.sec_fraction = Rational($4.to_i, 10**$4.size) end if $5 e.zone = $5 if e.zone[0,1] == '[' o, n, = e.zone[1..-2].split(':') e.zone = n || o if /\A\d/ =~ o o = format('+%s', o) end e.offset = zone_to_diff(o) end end true end end private_class_method :_parse_day, :_parse_time, # :_parse_beat, :_parse_eu, :_parse_us, :_parse_iso, :_parse_iso2, :_parse_jis, :_parse_vms, :_parse_sla, :_parse_dot, :_parse_year, :_parse_mon, :_parse_mday, :_parse_ddd def self._parse(str, comp=false) str = str.dup e = Format::Bag.new e._comp = comp str.gsub!(/[^-+',.\/:@[:alnum:]\[\]\x80-\xff]+/n, ' ') _parse_time(str, e) # || _parse_beat(str, e) _parse_day(str, e) _parse_eu(str, e) || _parse_us(str, e) || _parse_iso(str, e) || _parse_jis(str, e) || _parse_vms(str, e) || _parse_sla(str, e) || _parse_dot(str, e) || _parse_iso2(str, e) || _parse_year(str, e) || _parse_mon(str, e) || _parse_mday(str, e) || _parse_ddd(str, e) if str.sub!(/\b(bc\b|bce\b|b\.c\.|b\.c\.e\.)/in, ' ') if e.year e.year = -e.year + 1 end end if str.sub!(/\A\s*(\d{1,2})\s*\z/n, ' ') if e.hour && !e.mday v = $1.to_i if (1..31) === v e.mday = v end end if e.mday && !e.hour v = $1.to_i if (0..24) === v e.hour = v end end end if e._comp if e.cwyear if e.cwyear >= 0 && e.cwyear <= 99 e.cwyear += if e.cwyear >= 69 then 1900 else 2000 end end end if e.year if e.year >= 0 && e.year <= 99 e.year += if e.year >= 69 then 1900 else 2000 end end end end e.offset ||= zone_to_diff(e.zone) if e.zone e.to_hash end def self.zone_to_diff(zone) # :nodoc: zone = zone.downcase if zone.sub!(/\s+(standard|daylight)\s+time\z/, '') dst = $1 == 'daylight' else dst = zone.sub!(/\s+dst\z/, '') end if Format::ZONES.include?(zone) offset = Format::ZONES[zone] offset += 3600 if dst elsif zone.sub!(/\A(?:gmt|utc?)?([-+])/, '') sign = $1 if zone.include?(':') hour, min, sec, = zone.split(':') elsif zone.include?(',') || zone.include?('.') hour, fr, = zone.split(/[,.]/) min = Rational(fr.to_i, 10**fr.size) * 60 else case zone.size when 3 hour = zone[0,1] min = zone[1,2] else hour = zone[0,2] min = zone[2,2] sec = zone[4,2] end end offset = hour.to_i * 3600 + min.to_i * 60 + sec.to_i offset *= -1 if sign == '-' end offset end end class DateTime < Date def strftime(fmt='%FT%T%:z') super(fmt) end def self._strptime(str, fmt='%FT%T%z') super(str, fmt) end =begin def iso8601_timediv(n) # :nodoc: strftime('T%T' + if n < 1 '' else '.%0*d' % [n, (sec_fraction / SECONDS_IN_DAY / (10**n)).round] end + '%:z') end private :iso8601_timediv def iso8601(n=0) super() + iso8601_timediv(n) end def rfc3339(n=0) iso8601(n) end def jisx0301(n=0) super() + iso8601_timediv(n) end =end end