Module: Chronic::Handlers
- Defined in:
- lib/chronic/handlers.rb
Class Method Summary collapse
-
.day_or_time(day_start, time_tokens, options) ⇒ Object
support methods.
- .dealias_and_disambiguate_times(tokens, options) ⇒ Object
-
.find_within(tags, span, pointer) ⇒ Object
Recursively finds repeaters within other repeaters.
- .get_anchor(tokens, options) ⇒ Object
- .get_repeaters(tokens) ⇒ Object
-
.handle_generic(tokens, options) ⇒ Object
Handle generic timestamp (ruby 1.8).
-
.handle_m_d(month, day, time_tokens, options) ⇒ Object
Handle month/day.
-
.handle_o_r_g_r(tokens, options) ⇒ Object
Handle ordinal/repeater/grabber/repeater.
-
.handle_o_r_s_r(tokens, options) ⇒ Object
Handle ordinal/repeater/separator/repeater.
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.handle_od_rm(tokens, options) ⇒ Object
Handle ordinal this month.
-
.handle_od_rmn(tokens, options) ⇒ Object
Handle ordinal-day/repeater-month-name.
-
.handle_od_rmn_sy(tokens, options) ⇒ Object
Handle oridinal-day/repeater-month-name/scalar-year.
-
.handle_orr(tokens, outer_span, options) ⇒ Object
Handle oridinal repeaters.
-
.handle_p_s_r(tokens, options) ⇒ Object
Handle pointer/scalar/repeater.
-
.handle_r(tokens, options) ⇒ Object
Handle repeaters.
-
.handle_r_g_r(tokens, options) ⇒ Object
Handle repeater/grabber/repeater.
-
.handle_rdn_rmn_od(tokens, options) ⇒ Object
Handle RepeaterDayName RepeaterMonthName OrdinalDay.
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.handle_rdn_rmn_sd(tokens, options) ⇒ Object
Handle RepeaterDayName RepeaterMonthName ScalarDay.
-
.handle_rdn_rmn_sd_sy(tokens, options) ⇒ Object
Handle RepeaterDayName RepeaterMonthName ScalarDay ScalarYear.
-
.handle_rmn_od(tokens, options) ⇒ Object
Handle repeater-month-name/ordinal-day.
-
.handle_rmn_od_on(tokens, options) ⇒ Object
Handle repeater-month-name/ordinal-day with separator-on.
-
.handle_rmn_od_sy(tokens, options) ⇒ Object
Handle repeater-month-name/ordinal-day/scalar-year.
-
.handle_rmn_sd(tokens, options) ⇒ Object
Handle repeater-month-name/scalar-day.
-
.handle_rmn_sd_on(tokens, options) ⇒ Object
Handle repeater-month-name/scalar-day with separator-on.
-
.handle_rmn_sd_sy(tokens, options) ⇒ Object
Handle repeater-month-name/scalar-day/scalar-year.
-
.handle_rmn_sy(tokens, options) ⇒ Object
Handle repeater-month-name/scalar-year.
-
.handle_s_r_p(tokens, options) ⇒ Object
Handle scalar/repeater/pointer.
-
.handle_s_r_p_a(tokens, options) ⇒ Object
Handle scalar/repeater/pointer/anchor.
-
.handle_sd_rmn(tokens, options) ⇒ Object
Handle scalar-day/repeater-month-name.
-
.handle_sd_rmn_sy(tokens, options) ⇒ Object
Handle scalar-day/repeater-month-name/scalar-year.
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.handle_sd_sm(tokens, options) ⇒ Object
Handle scalar-day/scalar-month.
-
.handle_sd_sm_sy(tokens, options) ⇒ Object
Handle scalar-day/scalar-month/scalar-year (endian little).
- .handle_sm_rmn_sy(tokens, options) ⇒ Object
-
.handle_sm_sd(tokens, options) ⇒ Object
Handle scalar-month/scalar-day.
-
.handle_sm_sd_sy(tokens, options) ⇒ Object
Handle scalar-month/scalar-day/scalar-year (endian middle).
-
.handle_sm_sy(tokens, options) ⇒ Object
Handle scalar-month/scalar-year.
-
.handle_srp(tokens, span, options) ⇒ Object
Handle scalar/repeater/pointer helper.
- .handle_sy_rmn_od(tokens, options) ⇒ Object
-
.handle_sy_sm_sd(tokens, options) ⇒ Object
Handle scalar-year/scalar-month/scalar-day.
- .month_overflow?(year, month, day) ⇒ Boolean
- .time_with_rollover(year, month, day) ⇒ Object
Class Method Details
.day_or_time(day_start, time_tokens, options) ⇒ Object
support methods
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# File 'lib/chronic/handlers.rb', line 420 def day_or_time(day_start, time_tokens, ) outer_span = Span.new(day_start, day_start + (24 * 60 * 60)) if !time_tokens.empty? Chronic.now = outer_span.begin get_anchor(dealias_and_disambiguate_times(time_tokens, ), ) else outer_span end end |
.dealias_and_disambiguate_times(tokens, options) ⇒ Object
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# File 'lib/chronic/handlers.rb', line 511 def dealias_and_disambiguate_times(tokens, ) # handle aliases of am/pm # 5:00 in the morning -> 5:00 am # 7:00 in the evening -> 7:00 pm day_portion_index = nil tokens.each_with_index do |t, i| if t.get_tag(RepeaterDayPortion) day_portion_index = i break end end time_index = nil tokens.each_with_index do |t, i| if t.get_tag(RepeaterTime) time_index = i break end end if day_portion_index && time_index t1 = tokens[day_portion_index] t1tag = t1.get_tag(RepeaterDayPortion) case t1tag.type when :morning puts '--morning->am' if Chronic.debug t1.untag(RepeaterDayPortion) t1.tag(RepeaterDayPortion.new(:am)) when :afternoon, :evening, :night puts "--#{t1tag.type}->pm" if Chronic.debug t1.untag(RepeaterDayPortion) t1.tag(RepeaterDayPortion.new(:pm)) end end # handle ambiguous times if :ambiguous_time_range is specified if [:ambiguous_time_range] != :none ambiguous_tokens = [] tokens.each_with_index do |token, i| ambiguous_tokens << token next_token = tokens[i + 1] if token.get_tag(RepeaterTime) && token.get_tag(RepeaterTime).type.ambiguous? && (!next_token || !next_token.get_tag(RepeaterDayPortion)) distoken = Token.new('disambiguator') distoken.tag(RepeaterDayPortion.new([:ambiguous_time_range])) ambiguous_tokens << distoken end end tokens = ambiguous_tokens end tokens end |
.find_within(tags, span, pointer) ⇒ Object
Recursively finds repeaters within other repeaters. Returns a Span representing the innermost time span or nil if no repeater union could be found
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# File 'lib/chronic/handlers.rb', line 484 def find_within(, span, pointer) puts "--#{span}" if Chronic.debug return span if .empty? head = .shift head.start = (pointer == :future ? span.begin : span.end) h = head.this(:none) if span.cover?(h.begin) || span.cover?(h.end) find_within(, h, pointer) end end |
.get_anchor(tokens, options) ⇒ Object
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# File 'lib/chronic/handlers.rb', line 431 def get_anchor(tokens, ) grabber = Grabber.new(:this) pointer = :future repeaters = get_repeaters(tokens) repeaters.size.times { tokens.pop } if tokens.first && tokens.first.get_tag(Grabber) grabber = tokens.shift.get_tag(Grabber) end head = repeaters.shift head.start = Chronic.now case grabber.type when :last outer_span = head.next(:past) when :this if [:context] != :past and repeaters.size > 0 outer_span = head.this(:none) else outer_span = head.this([:context]) end when :next outer_span = head.next(:future) else raise ChronicPain, "Invalid grabber" end if Chronic.debug puts "Handler-class: #{head.class}" puts "--#{outer_span}" end find_within(repeaters, outer_span, pointer) end |
.get_repeaters(tokens) ⇒ Object
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# File 'lib/chronic/handlers.rb', line 467 def get_repeaters(tokens) tokens.map { |token| token.get_tag(Repeater) }.compact.sort.reverse end |
.handle_generic(tokens, options) ⇒ Object
Handle generic timestamp (ruby 1.8)
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# File 'lib/chronic/handlers.rb', line 134 def handle_generic(tokens, ) t = Chronic.time_class.parse([:text]) Span.new(t, t + 1) end |
.handle_m_d(month, day, time_tokens, options) ⇒ Object
Handle month/day
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# File 'lib/chronic/handlers.rb', line 6 def handle_m_d(month, day, time_tokens, ) month.start = Chronic.now span = month.this([:context]) year, month = span.begin.year, span.begin.month day_start = Chronic.time_class.local(year, month, day) day_or_time(day_start, time_tokens, ) end |
.handle_o_r_g_r(tokens, options) ⇒ Object
Handle ordinal/repeater/grabber/repeater
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# File 'lib/chronic/handlers.rb', line 413 def handle_o_r_g_r(tokens, ) outer_span = get_anchor(tokens[2..3], ) handle_orr(tokens[0..1], outer_span, ) end |
.handle_o_r_s_r(tokens, options) ⇒ Object
Handle ordinal/repeater/separator/repeater
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# File 'lib/chronic/handlers.rb', line 407 def handle_o_r_s_r(tokens, ) outer_span = get_anchor([tokens[3]], ) handle_orr(tokens[0..1], outer_span, ) end |
.handle_od_rm(tokens, options) ⇒ Object
Handle ordinal this month
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# File 'lib/chronic/handlers.rb', line 53 def handle_od_rm(tokens, ) day = tokens[0].get_tag(OrdinalDay).type month = tokens[2].get_tag(RepeaterMonth) handle_m_d(month, day, tokens[3..tokens.size], ) end |
.handle_od_rmn(tokens, options) ⇒ Object
Handle ordinal-day/repeater-month-name
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# File 'lib/chronic/handlers.rb', line 60 def handle_od_rmn(tokens, ) month = tokens[1].get_tag(RepeaterMonthName) day = tokens[0].get_tag(OrdinalDay).type return if month_overflow?(Chronic.now.year, month.index, day) handle_m_d(month, day, tokens[2..tokens.size], ) end |
.handle_od_rmn_sy(tokens, options) ⇒ Object
Handle oridinal-day/repeater-month-name/scalar-year
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# File 'lib/chronic/handlers.rb', line 174 def handle_od_rmn_sy(tokens, ) day = tokens[0].get_tag(OrdinalDay).type month = tokens[1].get_tag(RepeaterMonthName).index year = tokens[2].get_tag(ScalarYear).type time_tokens = tokens.last(tokens.size - 3) return if month_overflow?(year, month, day) begin day_start = Chronic.time_class.local(year, month, day) day_or_time(day_start, time_tokens, ) rescue ArgumentError nil end end |
.handle_orr(tokens, outer_span, options) ⇒ Object
Handle oridinal repeaters
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# File 'lib/chronic/handlers.rb', line 388 def handle_orr(tokens, outer_span, ) repeater = tokens[1].get_tag(Repeater) repeater.start = outer_span.begin - 1 ordinal = tokens[0].get_tag(Ordinal).type span = nil ordinal.times do span = repeater.next(:future) if span.begin >= outer_span.end span = nil break end end span end |
.handle_p_s_r(tokens, options) ⇒ Object
Handle pointer/scalar/repeater
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# File 'lib/chronic/handlers.rb', line 374 def handle_p_s_r(tokens, ) new_tokens = [tokens[1], tokens[2], tokens[0]] handle_s_r_p(new_tokens, ) end |
.handle_r(tokens, options) ⇒ Object
Handle repeaters
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# File 'lib/chronic/handlers.rb', line 343 def handle_r(tokens, ) dd_tokens = dealias_and_disambiguate_times(tokens, ) get_anchor(dd_tokens, ) end |
.handle_r_g_r(tokens, options) ⇒ Object
Handle repeater/grabber/repeater
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# File 'lib/chronic/handlers.rb', line 349 def handle_r_g_r(tokens, ) new_tokens = [tokens[1], tokens[0], tokens[2]] handle_r(new_tokens, ) end |
.handle_rdn_rmn_od(tokens, options) ⇒ Object
Handle RepeaterDayName RepeaterMonthName OrdinalDay
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# File 'lib/chronic/handlers.rb', line 274 def handle_rdn_rmn_od(tokens, ) month = tokens[1].get_tag(RepeaterMonthName) day = tokens[2].get_tag(OrdinalDay).type year = Chronic.now.year return if month_overflow?(year, month.index, day) begin start_time = Chronic.time_class.local(year, month.index, day) end_time = time_with_rollover(year, month.index, day + 1) Span.new(start_time, end_time) rescue ArgumentError nil end end |
.handle_rdn_rmn_sd(tokens, options) ⇒ Object
Handle RepeaterDayName RepeaterMonthName ScalarDay
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# File 'lib/chronic/handlers.rb', line 291 def handle_rdn_rmn_sd(tokens, ) month = tokens[1].get_tag(RepeaterMonthName) day = tokens[2].get_tag(ScalarDay).type year = Chronic.now.year return if month_overflow?(year, month.index, day) begin start_time = Chronic.time_class.local(year, month.index, day) end_time = time_with_rollover(year, month.index, day + 1) Span.new(start_time, end_time) rescue ArgumentError nil end end |
.handle_rdn_rmn_sd_sy(tokens, options) ⇒ Object
Handle RepeaterDayName RepeaterMonthName ScalarDay ScalarYear
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# File 'lib/chronic/handlers.rb', line 308 def handle_rdn_rmn_sd_sy(tokens, ) month = tokens[1].get_tag(RepeaterMonthName) day = tokens[2].get_tag(ScalarDay).type year = tokens[3].get_tag(ScalarYear).type return if month_overflow?(year, month.index, day) begin start_time = Chronic.time_class.local(year, month.index, day) end_time = time_with_rollover(year, month.index, day + 1) Span.new(start_time, end_time) rescue ArgumentError nil end end |
.handle_rmn_od(tokens, options) ⇒ Object
Handle repeater-month-name/ordinal-day
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# File 'lib/chronic/handlers.rb', line 43 def handle_rmn_od(tokens, ) month = tokens[0].get_tag(RepeaterMonthName) day = tokens[1].get_tag(OrdinalDay).type return if month_overflow?(Chronic.now.year, month.index, day) handle_m_d(month, day, tokens[2..tokens.size], ) end |
.handle_rmn_od_on(tokens, options) ⇒ Object
Handle repeater-month-name/ordinal-day with separator-on
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# File 'lib/chronic/handlers.rb', line 96 def handle_rmn_od_on(tokens, ) if tokens.size > 3 month = tokens[2].get_tag(RepeaterMonthName) day = tokens[3].get_tag(OrdinalDay).type token_range = 0..1 else month = tokens[1].get_tag(RepeaterMonthName) day = tokens[2].get_tag(OrdinalDay).type token_range = 0..0 end return if month_overflow?(Chronic.now.year, month.index, day) handle_m_d(month, day, tokens[token_range], ) end |
.handle_rmn_od_sy(tokens, options) ⇒ Object
Handle repeater-month-name/ordinal-day/scalar-year
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# File 'lib/chronic/handlers.rb', line 157 def handle_rmn_od_sy(tokens, ) month = tokens[0].get_tag(RepeaterMonthName).index day = tokens[1].get_tag(OrdinalDay).type year = tokens[2].get_tag(ScalarYear).type time_tokens = tokens.last(tokens.size - 3) return if month_overflow?(year, month, day) begin day_start = Chronic.time_class.local(year, month, day) day_or_time(day_start, time_tokens, ) rescue ArgumentError nil end end |
.handle_rmn_sd(tokens, options) ⇒ Object
Handle repeater-month-name/scalar-day
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# File 'lib/chronic/handlers.rb', line 16 def handle_rmn_sd(tokens, ) month = tokens[0].get_tag(RepeaterMonthName) day = tokens[1].get_tag(ScalarDay).type return if month_overflow?(Chronic.now.year, month.index, day) handle_m_d(month, day, tokens[2..tokens.size], ) end |
.handle_rmn_sd_on(tokens, options) ⇒ Object
Handle repeater-month-name/scalar-day with separator-on
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# File 'lib/chronic/handlers.rb', line 26 def handle_rmn_sd_on(tokens, ) if tokens.size > 3 month = tokens[2].get_tag(RepeaterMonthName) day = tokens[3].get_tag(ScalarDay).type token_range = 0..1 else month = tokens[1].get_tag(RepeaterMonthName) day = tokens[2].get_tag(ScalarDay).type token_range = 0..0 end return if month_overflow?(Chronic.now.year, month.index, day) handle_m_d(month, day, tokens[token_range], ) end |
.handle_rmn_sd_sy(tokens, options) ⇒ Object
Handle repeater-month-name/scalar-day/scalar-year
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# File 'lib/chronic/handlers.rb', line 140 def handle_rmn_sd_sy(tokens, ) month = tokens[0].get_tag(RepeaterMonthName).index day = tokens[1].get_tag(ScalarDay).type year = tokens[2].get_tag(ScalarYear).type time_tokens = tokens.last(tokens.size - 3) return if month_overflow?(year, month, day) begin day_start = Chronic.time_class.local(year, month, day) day_or_time(day_start, time_tokens, ) rescue ArgumentError nil end end |
.handle_rmn_sy(tokens, options) ⇒ Object
Handle repeater-month-name/scalar-year
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# File 'lib/chronic/handlers.rb', line 113 def handle_rmn_sy(tokens, ) month = tokens[0].get_tag(RepeaterMonthName).index year = tokens[1].get_tag(ScalarYear).type if month == 12 next_month_year = year + 1 next_month_month = 1 else next_month_year = year next_month_month = month + 1 end begin end_time = Chronic.time_class.local(next_month_year, next_month_month) Span.new(Chronic.time_class.local(year, month), end_time) rescue ArgumentError nil end end |
.handle_s_r_p(tokens, options) ⇒ Object
Handle scalar/repeater/pointer
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# File 'lib/chronic/handlers.rb', line 366 def handle_s_r_p(tokens, ) repeater = tokens[1].get_tag(Repeater) span = Span.new(Chronic.now, Chronic.now + 1) handle_srp(tokens, span, ) end |
.handle_s_r_p_a(tokens, options) ⇒ Object
Handle scalar/repeater/pointer/anchor
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# File 'lib/chronic/handlers.rb', line 380 def handle_s_r_p_a(tokens, ) anchor_span = get_anchor(tokens[3..tokens.size - 1], ) handle_srp(tokens, anchor_span, ) end |
.handle_sd_rmn(tokens, options) ⇒ Object
Handle scalar-day/repeater-month-name
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# File 'lib/chronic/handlers.rb', line 86 def handle_sd_rmn(tokens, ) month = tokens[1].get_tag(RepeaterMonthName) day = tokens[0].get_tag(ScalarDay).type return if month_overflow?(Chronic.now.year, month.index, day) handle_m_d(month, day, tokens[2..tokens.size], ) end |
.handle_sd_rmn_sy(tokens, options) ⇒ Object
Handle scalar-day/repeater-month-name/scalar-year
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# File 'lib/chronic/handlers.rb', line 191 def handle_sd_rmn_sy(tokens, ) new_tokens = [tokens[1], tokens[0], tokens[2]] time_tokens = tokens.last(tokens.size - 3) handle_rmn_sd_sy(new_tokens + time_tokens, ) end |
.handle_sd_sm(tokens, options) ⇒ Object
Handle scalar-day/scalar-month
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# File 'lib/chronic/handlers.rb', line 246 def handle_sd_sm(tokens, ) new_tokens = [tokens[1], tokens[0]] time_tokens = tokens.last(tokens.size - 2) handle_sm_sd(new_tokens + time_tokens, ) end |
.handle_sd_sm_sy(tokens, options) ⇒ Object
Handle scalar-day/scalar-month/scalar-year (endian little)
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# File 'lib/chronic/handlers.rb', line 215 def handle_sd_sm_sy(tokens, ) new_tokens = [tokens[1], tokens[0], tokens[2]] time_tokens = tokens.last(tokens.size - 3) handle_sm_sd_sy(new_tokens + time_tokens, ) end |
.handle_sm_rmn_sy(tokens, options) ⇒ Object
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# File 'lib/chronic/handlers.rb', line 324 def handle_sm_rmn_sy(tokens, ) day = tokens[0].get_tag(ScalarDay).type month = tokens[1].get_tag(RepeaterMonthName).index year = tokens[2].get_tag(ScalarYear).type if tokens.size > 3 time = get_anchor([tokens.last], ).begin h, m, s = time.hour, time.min, time.sec time = Chronic.time_class.local(year, month, day, h, m, s) end_time = Chronic.time_class.local(year, month, day + 1, h, m, s) else time = Chronic.time_class.local(year, month, day) end_time = Chronic.time_class.local(year, month, day + 1) end Span.new(time, end_time) end |
.handle_sm_sd(tokens, options) ⇒ Object
Handle scalar-month/scalar-day
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# File 'lib/chronic/handlers.rb', line 229 def handle_sm_sd(tokens, ) month = tokens[0].get_tag(ScalarMonth).type day = tokens[1].get_tag(ScalarDay).type year = Chronic.now.year time_tokens = tokens.last(tokens.size - 2) return if month_overflow?(year, month, day) begin day_start = Chronic.time_class.local(year, month, day) day_or_time(day_start, time_tokens, ) rescue ArgumentError nil end end |
.handle_sm_sd_sy(tokens, options) ⇒ Object
Handle scalar-month/scalar-day/scalar-year (endian middle)
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# File 'lib/chronic/handlers.rb', line 198 def handle_sm_sd_sy(tokens, ) month = tokens[0].get_tag(ScalarMonth).type day = tokens[1].get_tag(ScalarDay).type year = tokens[2].get_tag(ScalarYear).type time_tokens = tokens.last(tokens.size - 3) return if month_overflow?(year, month, day) begin day_start = Chronic.time_class.local(year, month, day) day_or_time(day_start, time_tokens, ) rescue ArgumentError nil end end |
.handle_sm_sy(tokens, options) ⇒ Object
Handle scalar-month/scalar-year
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# File 'lib/chronic/handlers.rb', line 253 def handle_sm_sy(tokens, ) month = tokens[0].get_tag(ScalarMonth).type year = tokens[1].get_tag(ScalarYear).type if month == 12 next_month_year = year + 1 next_month_month = 1 else next_month_year = year next_month_month = month + 1 end begin end_time = Chronic.time_class.local(next_month_year, next_month_month) Span.new(Chronic.time_class.local(year, month), end_time) rescue ArgumentError nil end end |
.handle_srp(tokens, span, options) ⇒ Object
Handle scalar/repeater/pointer helper
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# File 'lib/chronic/handlers.rb', line 357 def handle_srp(tokens, span, ) distance = tokens[0].get_tag(Scalar).type repeater = tokens[1].get_tag(Repeater) pointer = tokens[2].get_tag(Pointer).type repeater.offset(span, distance, pointer) if repeater.respond_to?(:offset) end |
.handle_sy_rmn_od(tokens, options) ⇒ Object
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# File 'lib/chronic/handlers.rb', line 69 def handle_sy_rmn_od(tokens, ) year = tokens[0].get_tag(ScalarYear).type month = tokens[1].get_tag(RepeaterMonthName).index day = tokens[2].get_tag(OrdinalDay).type time_tokens = tokens.last(tokens.size - 3) return if month_overflow?(year, month, day) begin day_start = Chronic.time_class.local(year, month, day) day_or_time(day_start, time_tokens, ) rescue ArgumentError nil end end |
.handle_sy_sm_sd(tokens, options) ⇒ Object
Handle scalar-year/scalar-month/scalar-day
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# File 'lib/chronic/handlers.rb', line 222 def handle_sy_sm_sd(tokens, ) new_tokens = [tokens[1], tokens[2], tokens[0]] time_tokens = tokens.last(tokens.size - 3) handle_sm_sd_sy(new_tokens + time_tokens, ) end |
.month_overflow?(year, month, day) ⇒ Boolean
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# File 'lib/chronic/handlers.rb', line 471 def month_overflow?(year, month, day) if Date.leap?(year) day > RepeaterMonth::MONTH_DAYS_LEAP[month - 1] else day > RepeaterMonth::MONTH_DAYS[month - 1] end rescue ArgumentError false end |
.time_with_rollover(year, month, day) ⇒ Object
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# File 'lib/chronic/handlers.rb', line 497 def time_with_rollover(year, month, day) date_parts = if month_overflow?(year, month, day) if month == 12 [year + 1, 1, 1] else [year, month + 1, 1] end else [year, month, day] end Chronic.time_class.local(*date_parts) end |