Class: Plaintext::ZippedXmlHandler::SaxDocument

Inherits:
Nokogiri::XML::SAX::Document
  • Object
show all
Defined in:
lib/plaintext/file_handler/zipped_xml_handler.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(text_element, text_namespace, max_size = nil) ⇒ SaxDocument

Returns a new instance of SaxDocument.



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# File 'lib/plaintext/file_handler/zipped_xml_handler.rb', line 12

def initialize(text_element, text_namespace, max_size = nil)
  @element = text_element
  @namespace_uri = text_namespace
  @max_size = max_size

  @text = ''.dup
  @is_text = false
end

Instance Attribute Details

#text ⇒ Object (readonly)

Returns the value of attribute text.



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# File 'lib/plaintext/file_handler/zipped_xml_handler.rb', line 10

def text
  @text
end

Instance Method Details

#characters(string) ⇒ Object

Any characters between the start and end element expected as a string



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# File 'lib/plaintext/file_handler/zipped_xml_handler.rb', line 37

def characters(string)
  @text << string if @is_text
end

#end_element_namespace(name, prefix = nil, uri = nil) ⇒ Object

Given the name of an element once its closing tag is reached



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# File 'lib/plaintext/file_handler/zipped_xml_handler.rb', line 42

def end_element_namespace(name, prefix = nil, uri = nil)
  if name == @element and
      uri == @namespace_uri and
      @is_text

    @text << ' '
    @is_text = false
  end
end

#start_element_namespace(name, attrs = [], prefix = nil, uri = nil, ns = []) ⇒ Object

Handle each element, expecting the name and any attributes



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# File 'lib/plaintext/file_handler/zipped_xml_handler.rb', line 27

def start_element_namespace(name, attrs = [], prefix = nil, uri = nil, ns = [])
  if name == @element and
      uri == @namespace_uri and
      !text_length_exceeded?

    @is_text = true
  end
end

#text_length_exceeded? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/plaintext/file_handler/zipped_xml_handler.rb', line 21

def text_length_exceeded?
  @max_size && (@text.length > @max_size)
end