Class: SOAP::Parser

Inherits:
Object show all
Includes:
SOAP
Defined in:
lib/soap/parser.rb

Defined Under Namespace

Classes: FormatDecodeError, ParseError, ParseFrame, UnexpectedElementError

Constant Summary

Constants included from SOAP

AttrActor, AttrActorName, AttrArrayType, AttrArrayTypeName, AttrEncodingStyle, AttrEncodingStyleName, AttrHref, AttrHrefName, AttrId, AttrIdName, AttrMustUnderstand, AttrMustUnderstandName, AttrOffset, AttrOffsetName, AttrPosition, AttrPositionName, AttrRoot, AttrRootName, Base64Literal, EleBody, EleBodyName, EleEnvelope, EleEnvelopeName, EleFault, EleFaultActor, EleFaultActorName, EleFaultCode, EleFaultCodeName, EleFaultDetail, EleFaultDetailName, EleFaultName, EleFaultString, EleFaultStringName, EleHeader, EleHeaderName, EncodingNamespace, EnvelopeNamespace, LiteralNamespace, MediaType, NextActor, PropertyName, SOAPNamespaceTag, SOAPProxy, TypeMap, VERSION, ValueArray, ValueArrayName, XSDNamespaceTag, XSINamespaceTag

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(opt = {}) ⇒ Parser

Returns a new instance of Parser.



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# File 'lib/soap/parser.rb', line 78

def initialize(opt = {})
  @opt = opt
  @parser = XSD::XMLParser.create_parser(self, opt)
  @parsestack = nil
  @recycleframe = nil
  @lastnode = nil
  @handlers = {}
  @envelopenamespace = opt[:envelopenamespace] || EnvelopeNamespace
  @default_encodingstyle = opt[:default_encodingstyle] || EncodingNamespace
  @decode_typemap = opt[:decode_typemap] || nil
  @allow_unqualified_element = opt[:allow_unqualified_element] || false
end

Instance Attribute Details

#allow_unqualified_element ⇒ Object

Returns the value of attribute allow_unqualified_element.



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# File 'lib/soap/parser.rb', line 76

def allow_unqualified_element
  @allow_unqualified_element
end

#decode_typemap ⇒ Object

Returns the value of attribute decode_typemap.



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# File 'lib/soap/parser.rb', line 75

def decode_typemap
  @decode_typemap
end

#default_encodingstyle ⇒ Object

Returns the value of attribute default_encodingstyle.



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# File 'lib/soap/parser.rb', line 74

def default_encodingstyle
  @default_encodingstyle
end

#envelopenamespace ⇒ Object

Returns the value of attribute envelopenamespace.



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# File 'lib/soap/parser.rb', line 73

def envelopenamespace
  @envelopenamespace
end

Instance Method Details

#characters(text) ⇒ Object 



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# File 'lib/soap/parser.rb', line 153

def characters(text)
  # Ignore Text outside of SOAP Envelope.
  if lastframe = @parsestack.last
    # Need not to be cloned because character does not have attr.
    decode_text(lastframe.ns, text, lastframe.handler)
  end
end

#charset ⇒ Object 



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# File 'lib/soap/parser.rb', line 91

def charset
  @parser.charset
end

#end_element(name) ⇒ Object 



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# File 'lib/soap/parser.rb', line 161

def end_element(name)
  lastframe = @parsestack.pop
  unless name == lastframe.name
    raise UnexpectedElementError.new("Closing element name '#{ name }' does not match with opening element '#{ lastframe.name }'.")
  end
  decode_tag_end(lastframe.ns, lastframe.node, lastframe.handler)
  @lastnode = lastframe.node.node
  @recycleframe = lastframe
end

#parse(string_or_readable) ⇒ Object 



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# File 'lib/soap/parser.rb', line 95

def parse(string_or_readable)
  @parsestack = []
  @lastnode = nil

  @handlers.each do |uri, handler|
    handler.decode_prologue
  end

  @parser.do_parse(string_or_readable)

  unless @parsestack.empty?
    raise FormatDecodeError.new("Unbalanced tag in XML.")
  end

  @handlers.each do |uri, handler|
    handler.decode_epilogue
  end

  @lastnode
end

#start_element(name, raw_attrs) ⇒ Object 



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# File 'lib/soap/parser.rb', line 116

def start_element(name, raw_attrs)
  lastframe = @parsestack.last
  ns = parent = parent_encodingstyle = nil
  if lastframe
    ns = lastframe.ns
    parent = lastframe.node
    parent_encodingstyle = lastframe.encodingstyle
  else
    ns = SOAP::NS.new
    parent = ParseFrame::NodeContainer.new(nil)
    parent_encodingstyle = nil
  end
  # ns might be the same
  ns, raw_attrs = XSD::XMLParser.filter_ns(ns, raw_attrs)
  attrs = decode_attrs(ns, raw_attrs)
  encodingstyle = attrs[AttrEncodingStyleName]
  # Children's encodingstyle is derived from its parent.
  if encodingstyle.nil?
    if parent.node.is_a?(SOAPHeader)
      encodingstyle = LiteralNamespace
    else
      encodingstyle = parent_encodingstyle || @default_encodingstyle
    end
  end
  handler = find_handler(encodingstyle)
  unless handler
    raise FormatDecodeError.new("Unknown encodingStyle: #{ encodingstyle }.")
  end
  node = decode_tag(ns, name, attrs, parent, handler)
  if @recycleframe
    @parsestack << @recycleframe.update(ns, name, node, encodingstyle, handler)
    @recycleframe = nil
  else
    @parsestack << ParseFrame.new(ns, name, node, encodingstyle, handler)
  end
end