Class: Icalendar::Parser
Constant Summary collapse
- DATE =
date = date-fullyear [“-”] date-month [“-”] date-mday date-fullyear = 4 DIGIT date-month = 2 DIGIT date-mday = 2 DIGIT
'(\d\d\d\d)-?(\d\d)-?(\d\d)'
- TIME =
time = time-hour [“:”] time-minute [“:”] time-second [time-secfrac] [time-zone] time-hour = 2 DIGIT time-minute = 2 DIGIT time-second = 2 DIGIT time-secfrac = “,” 1*DIGIT time-zone = “Z” / time-numzone time-numzome = sign time-hour [“:”] time-minute
'(\d\d):?(\d\d):?(\d\d)(\.\d+)?(Z|[-+]\d\d:?\d\d)?'
Instance Attribute Summary collapse
-
#strict ⇒ Object
Defines if this is a strict parser.
Class Method Summary collapse
Instance Method Summary collapse
-
#initialize(src, strict = true) ⇒ Parser
constructor
A new instance of Parser.
-
#next_line ⇒ Object
Define next line for an IO object.
-
#parse ⇒ Object
Parse the calendar into an object representation.
Methods inherited from Base
Constructor Details
#initialize(src, strict = true) ⇒ Parser
Returns a new instance of Parser.
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# File 'lib/icalendar/parser.rb', line 45 def initialize(src, strict = true) # Setup the parser method hash table setup_parsers # The default behavior is to raise an error when the parser # finds an unknown property. Set this to false to discard # unknown properties instead of raising an error. @strict = strict if src.respond_to?(:gets) @file = src elsif (not src.nil?) and src.respond_to?(:to_s) @file = StringIO.new(src.to_s, 'r') else raise ArgumentError, "CalendarParser.new cannot be called with a #{src.class} type!" end @prev_line = @file.gets @prev_line.chomp! unless @prev_line.nil? @@logger.debug("New Calendar Parser: #{@file.inspect}") end |
Instance Attribute Details
#strict ⇒ Object
Defines if this is a strict parser.
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# File 'lib/icalendar/parser.rb', line 43 def strict @strict end |
Class Method Details
.escape(value) ⇒ Object
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# File 'lib/icalendar/parser.rb', line 68 def self.escape(value) if value =~ %r{\A#{Parser::QSTR}\z|\A#{Parser::PTEXT}\z} value else stripped = value.gsub '"', "'" if stripped =~ /\A#{Parser::PTEXT}\z/ stripped else %|"#{stripped}"| end end end |
Instance Method Details
#next_line ⇒ Object
Define next line for an IO object. Works for strings now with StringIO
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# File 'lib/icalendar/parser.rb', line 83 def next_line line = @prev_line if line.nil? return nil end # Loop through until we get to a non-continuation line... loop do nextLine = @file.gets @@logger.debug "new_line: #{nextLine}" if !nextLine.nil? nextLine.chomp! end # If it's a continuation line, add it to the last. # If it's an empty line, drop it from the input. if( nextLine =~ /^[ \t]/ ) line << nextLine[1, nextLine.size] elsif( nextLine =~ /^$/ ) else @prev_line = nextLine break end end line end |
#parse ⇒ Object
Parse the calendar into an object representation
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# File 'lib/icalendar/parser.rb', line 113 def parse calendars = [] @@logger.debug "parsing..." # Outer loop for Calendar objects while (line = next_line) fields = parse_line(line) # Just iterate through until we find the beginning of a calendar object if fields[:name] == "BEGIN" and fields[:value] == "VCALENDAR" cal = parse_component Calendar.new @@logger.debug "Added parsed calendar..." calendars << cal end end calendars end |