Module: OEmbed::Formatter::XML::Backends::REXML

Extended by:
REXML
Included in:
REXML
Defined in:
lib/oembed/formatter/xml/backends/rexml.rb

Overview

Use the REXML library, part of the standard library, to parse XML values.

Instance Method Summary collapse

Instance Method Details

#decode(xml) ⇒ Object

Parses an XML string or IO and convert it into an object



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# File 'lib/oembed/formatter/xml/backends/rexml.rb', line 13

def decode(xml)
  if !xml.respond_to?(:read)
    xml = StringIO.new(xml)
  end
  obj = {}
  doc = ::REXML::Document.new(xml)
  doc.elements[1].elements.each do |el|
    obj[el.name] = el.text
  end
  obj
rescue
  case $!
  when parse_error
    raise $!
  else
    raise parse_error, "Couldn't parse the given document."
  end  
end

#decode_fail_msg ⇒ Object 



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# File 'lib/oembed/formatter/xml/backends/rexml.rb', line 32

def decode_fail_msg
  "The version of the REXML library you have installed isn't parsing XML like ruby-oembed expected."
end

#parse_error ⇒ Object 



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# File 'lib/oembed/formatter/xml/backends/rexml.rb', line 36

def parse_error
  ::REXML::ParseException
end