method
parse
parse()
public
Hide source
# File lib/rexml/parsers/sax2parser.rb, line 85 def parse @procs.each { |sym,match,block| block.call if sym == :start_document } @listeners.each { |sym,match,block| block.start_document if sym == :start_document or sym.nil? } root = context = [] while true event = @parser.pull case event[0] when :end_document handle( :end_document ) break when :start_doctype handle( :doctype, *event[1..-1]) when :end_doctype context = context[1] when :start_element @tag_stack.push(event[1]) # find the observers for namespaces procs = get_procs( :start_prefix_mapping, event[1] ) listeners = get_listeners( :start_prefix_mapping, event[1] ) if procs or listeners # break out the namespace declarations # The attributes live in event[2] event[2].each {|n, v| event[2][n] = @parser.normalize(v)} nsdecl = event[2].find_all { |n, value| n =~ /^xmlns(:|$)/ } nsdecl.collect! { |n, value| [ n[6..-1], value ] } @namespace_stack.push({}) nsdecl.each do |n,v| @namespace_stack[-1][n] = v # notify observers of namespaces procs.each { |ob| ob.call( n, v ) } if procs listeners.each { |ob| ob.start_prefix_mapping(n, v) } if listeners end end event[1] =~ Namespace::NAMESPLIT prefix = $1 local = $2 uri = get_namespace(prefix) # find the observers for start_element procs = get_procs( :start_element, event[1] ) listeners = get_listeners( :start_element, event[1] ) # notify observers procs.each { |ob| ob.call( uri, local, event[1], event[2] ) } if procs listeners.each { |ob| ob.start_element( uri, local, event[1], event[2] ) } if listeners when :end_element @tag_stack.pop event[1] =~ Namespace::NAMESPLIT prefix = $1 local = $2 uri = get_namespace(prefix) # find the observers for start_element procs = get_procs( :end_element, event[1] ) listeners = get_listeners( :end_element, event[1] ) # notify observers procs.each { |ob| ob.call( uri, local, event[1] ) } if procs listeners.each { |ob| ob.end_element( uri, local, event[1] ) } if listeners namespace_mapping = @namespace_stack.pop # find the observers for namespaces procs = get_procs( :end_prefix_mapping, event[1] ) listeners = get_listeners( :end_prefix_mapping, event[1] ) if procs or listeners namespace_mapping.each do |prefix, uri| # notify observers of namespaces procs.each { |ob| ob.call( prefix ) } if procs listeners.each { |ob| ob.end_prefix_mapping(prefix) } if listeners end end when :text #normalized = @parser.normalize( event[1] ) #handle( :characters, normalized ) copy = event[1].clone @entities.each { |key, value| copy = copy.gsub("&#{key};", value) } copy.gsub!( Text::NUMERICENTITY ) {|m| m=$1 m = "0#{m}" if m[0] == ?x [Integer(m)].pack('U*') } handle( :characters, copy ) when :entitydecl @entities[ event[1] ] = event[2] if event.size == 3 handle( *event ) when :processing_instruction, :comment, :attlistdecl, :elementdecl, :cdata, :notationdecl, :xmldecl handle( *event ) end handle( :progress, @parser.position ) end end