class Nokogiri::XML::SAX::Parser
see Nokogiri::XML::SAX::Document for the available events.
For more information about SAX parsers, see Nokogiri::XML::SAX. Also<br><br>parser.parse(File.open(ARGV))
# Send some XML to the parser
parser = Nokogiri::XML::SAX::Parser.new(MyDoc.new)
# Create our parser
end
end
puts “ending: #{name}”
def end_element name
end
puts “starting: #{name}”
def start_element name, attrs = []
class MyDoc < Nokogiri::XML::SAX::Document
# the events we care about:
# Create a subclass of Nokogiri::XML::SAX::Document and implement
Here is an example of using this parser:
the Nokogiri::XML::SAX::Document.
an optional encoding, then given an XML input, sends messages to
deems necessary. The parser takes a Nokogiri::XML::SAX::Document,
This parser is a SAX style parser that reads it’s input as it
##
def check_encoding(encoding)
def check_encoding(encoding) encoding.upcase.tap do |enc| raise ArgumentError, "'#{enc}' is not a valid encoding" unless ENCODINGS[enc] end end
def initialize(doc = Nokogiri::XML::SAX::Document.new, encoding = "UTF-8")
def initialize(doc = Nokogiri::XML::SAX::Document.new, encoding = "UTF-8") @encoding = check_encoding(encoding) @document = doc @warned = false end
def parse(thing, &block)
Parse given +thing+ which may be a string containing xml, or an
##
def parse(thing, &block) if thing.respond_to?(:read) && thing.respond_to?(:close) parse_io(thing, &block) else parse_memory(thing, &block) end end
def parse_file(filename)
##
def parse_file(filename) raise ArgumentError unless filename raise Errno::ENOENT unless File.exist?(filename) raise Errno::EISDIR if File.directory?(filename) ctx = ParserContext.file(filename) yield ctx if block_given? ctx.parse_with(self) end
def parse_io(io, encoding = @encoding)
##
def parse_io(io, encoding = @encoding) ctx = ParserContext.io(io, ENCODINGS[check_encoding(encoding)]) yield ctx if block_given? ctx.parse_with(self) end
def parse_memory(data)
def parse_memory(data) ctx = ParserContext.memory(data) yield ctx if block_given? ctx.parse_with(self) end