Module: CanParse

Included in:
Tagalus::Account, XMLStruct, XMLStruct
Defined in:
lib/xmlstruct.rb

Overview

Methods for parser-agnostic parsing

Instance Method Summary collapse

Instance Method Details

#xml_attribute(element, attribute) ⇒ Object 



44
45
46
47
48
49
50
51
52
53
54
55
 
# File 'lib/xmlstruct.rb', line 44

def xml_attribute(element,attribute)
  case Tagalus.parser
  when :nokogiri
    element[attribute]
  when :hpricot
    element.get_attribute(attribute)
  when :rexml
    element.attributes[attribute]
  when :nokogiri
    element.attributes[attribute]
  end
end

#xml_content(element) ⇒ Object 



31
32
33
34
35
36
37
38
39
40
41
42
 
# File 'lib/xmlstruct.rb', line 31

def xml_content(element)
  case Tagalus.parser
  when :nokogiri
    element.content
  when :hpricot
    element.inner_text
  when :rexml
    element.text
  when :libxml
    element.content
  end
end

#xml_doc(body) ⇒ Object

Helper method that encapsulates a string into an XML document



4
5
6
7
8
9
10
11
12
13
14
15
 
# File 'lib/xmlstruct.rb', line 4

def xml_doc(body)
  case Tagalus.parser
  when :nokogiri
    Nokogiri::XML(body)
  when :hpricot
    Hpricot(body)
  when :rexml
    REXML::Document.new(body)
  when :libxml
    LibXML::XML::Parser.string(body).parse
  end
end

#xpath(element, path) ⇒ Object 



17
18
19
20
21
22
23
24
25
26
27
28
29
 
# File 'lib/xmlstruct.rb', line 17

def xpath(element,path)
  case Tagalus.parser
  when :nokogiri
    element.xpath(path)
  when :hpricot
    puts "in hpricot"
    element/path #force the //
  when :rexml
    REXML::XPath.match(element,path)
  when :libxml
    element.find(path)
  end
end