Class: Csvlint::Csvw::DateFormat
- Inherits:
-
Object
- Object
- Csvlint::Csvw::DateFormat
- Defined in:
- lib/csvlint/csvw/date_format.rb
Instance Attribute Summary collapse
-
#pattern ⇒ Object
readonly
Returns the value of attribute pattern.
Instance Method Summary collapse
-
#initialize(pattern, datatype = nil) ⇒ DateFormat
constructor
A new instance of DateFormat.
- #match(value) ⇒ Object
- #parse(value) ⇒ Object
Constructor Details
#initialize(pattern, datatype = nil) ⇒ DateFormat
Returns a new instance of DateFormat.
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# File 'lib/csvlint/csvw/date_format.rb', line 6 def initialize(pattern, datatype = nil) @pattern = pattern if @pattern.nil? @regexp = DEFAULT_REGEXP[datatype] @type = datatype else test_pattern = pattern.clone test_pattern.gsub!(/S+/, "") FIELDS.keys.sort_by { |f| -f.length }.each do |field| test_pattern.gsub!(field, "") end raise Csvw::DateFormatError, "unrecognised date field symbols in date format" if /[GyYuUrQqMLlwWdDFgEecahHKkjJmsSAzZOvVXx]/.match?(test_pattern) @regexp = DATE_PATTERN_REGEXP[@pattern] @type = @regexp.nil? ? "http://www.w3.org/2001/XMLSchema#time" : "http://www.w3.org/2001/XMLSchema#date" @regexp ||= TIME_PATTERN_REGEXP[@pattern] @type = @regexp.nil? ? "http://www.w3.org/2001/XMLSchema#dateTime" : @type @regexp ||= DATE_TIME_PATTERN_REGEXP[@pattern] if @regexp.nil? regexp = @pattern @type = "http://www.w3.org/2001/XMLSchema#date" if !(regexp =~ /HH/) && regexp =~ /yyyy/ @type = "http://www.w3.org/2001/XMLSchema#time" if regexp =~ /HH/ && !(regexp =~ /yyyy/) @type = "http://www.w3.org/2001/XMLSchema#dateTime" if regexp =~ /HH/ && regexp =~ /yyyy/ regexp = regexp.sub("HH", FIELDS["HH"].to_s) regexp = regexp.sub("mm", FIELDS["mm"].to_s) if /ss\.S+/.match?(@pattern) max_fractional_seconds = @pattern.split(".")[-1].length regexp = regexp.sub(/ss\.S+$/, "(?<second>#{FIELDS["ss"]}(.[0-9]{1,#{max_fractional_seconds}})?)") else regexp = regexp.sub("ss", "(?<second>#{FIELDS["ss"]})") end if /yyyy/.match?(regexp) regexp = regexp.sub("yyyy", FIELDS["yyyy"].to_s) regexp = regexp.sub("MM", FIELDS["MM"].to_s) regexp = regexp.sub("M", FIELDS["M"].to_s) regexp = regexp.sub("dd", FIELDS["dd"].to_s) regexp = regexp.sub(/d(?=[-T \/.])/, FIELDS["d"].to_s) end regexp = regexp.sub("XXX", FIELDS["XXX"].to_s) regexp = regexp.sub("XX", FIELDS["XX"].to_s) regexp = regexp.sub("X", FIELDS["X"].to_s) regexp = regexp.sub("xxx", FIELDS["xxx"].to_s) regexp = regexp.sub("xx", FIELDS["xx"].to_s) regexp = regexp.sub(/x(?!:)/, FIELDS["x"].to_s) @regexp = Regexp.new("^#{regexp}$") end end end |
Instance Attribute Details
#pattern ⇒ Object (readonly)
Returns the value of attribute pattern.
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# File 'lib/csvlint/csvw/date_format.rb', line 4 def pattern @pattern end |
Instance Method Details
#match(value) ⇒ Object
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# File 'lib/csvlint/csvw/date_format.rb', line 62 def match(value) value&.match?(@regexp) ? true : false end |
#parse(value) ⇒ Object
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# File 'lib/csvlint/csvw/date_format.rb', line 66 def parse(value) match = @regexp.match(value) return nil if match.nil? # STDERR.puts(@regexp) # STDERR.puts(value) # STDERR.puts(match.inspect) value = {} match.names.each do |field| unless match[field].nil? case field when "timezone" tz = match["timezone"] tz = "+00:00" if tz == "Z" tz += ":00" if tz.length == 3 tz = "#{tz[0..2]}:#{tz[3..4]}" unless /:/.match?(tz) value[:timezone] = tz when "second" value[:second] = match["second"].to_f else value[field.to_sym] = match[field].to_i end end end case @type when "http://www.w3.org/2001/XMLSchema#date" begin value[:dateTime] = Date.new(match["year"].to_i, match["month"].to_i, match["day"].to_i) rescue ArgumentError return nil end when "http://www.w3.org/2001/XMLSchema#dateTime" begin value[:dateTime] = DateTime.new(match["year"].to_i, match["month"].to_i, match["day"].to_i, match["hour"].to_i, match["minute"].to_i, (match.names.include?("second") ? match["second"].to_f : 0), (match.names.include?("timezone") && match["timezone"]) ? match["timezone"] : "") rescue ArgumentError return nil end else value[:dateTime] = DateTime.new(value[:year] || 0, value[:month] || 1, value[:day] || 1, value[:hour] || 0, value[:minute] || 0, value[:second] || 0, value[:timezone] || "+00:00") end value[:string] = if value[:year] if value[:month] if value[:day] if value[:hour] # dateTime "#{format("%04d", value[:year])}-#{format("%02d", value[:month])}-#{format("%02d", value[:day])}T#{format("%02d", value[:hour])}:#{format("%02d", value[:minute] || 0)}:#{format("%02g", value[:second] || 0)}#{value[:timezone] ? value[:timezone].sub("+00:00", "Z") : ""}" else # date "#{format("%04d", value[:year])}-#{format("%02d", value[:month])}-#{format("%02d", value[:day])}#{value[:timezone] ? value[:timezone].sub("+00:00", "Z") : ""}" end else # gYearMonth "#{format("%04d", value[:year])}-#{format("%02d", value[:month])}#{value[:timezone] ? value[:timezone].sub("+00:00", "Z") : ""}" end else # gYear "#{format("%04d", value[:year])}#{value[:timezone] ? value[:timezone].sub("+00:00", "Z") : ""}" end elsif value[:month] if value[:day] # gMonthDay "--#{format("%02d", value[:month])}-#{format("%02d", value[:day])}#{value[:timezone] ? value[:timezone].sub("+00:00", "Z") : ""}" else # gMonth "--#{format("%02d", value[:month])}#{value[:timezone] ? value[:timezone].sub("+00:00", "Z") : ""}" end elsif value[:day] # gDay "---#{format("%02d", value[:day])}#{value[:timezone] ? value[:timezone].sub("+00:00", "Z") : ""}" else "#{format("%02d", value[:hour])}:#{format("%02d", value[:minute])}:#{format("%02g", value[:second] || 0)}#{value[:timezone] ? value[:timezone].sub("+00:00", "Z") : ""}" end value end |