Class: Kvx

Inherits:
Object
  • Object
show all
Includes:
RXFHelperModule
Defined in:
lib/kvx.rb

Overview

Kvx does the following:

  • h -> xml

  • xml -> h

  • s -> h

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(x = nil, attributes: {}, debug: false) ⇒ Kvx

Returns a new instance of Kvx.



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# File 'lib/kvx.rb', line 37

def initialize(x=nil, attributes: {}, debug: false)

  @header = attributes.any?
  @identifier = 'kvx'
  @summary = {}
  @ignore_blank_lines ||= false
  
  @attributes, @debug = attributes, debug
  
  h = {
    hash: :passthru, 
    :'rexle::element' => :xml_to_h, 
    string: :parse_string,
    rexle: :doc_to_h,
    :"rexle::element::value" => :parse_string
  }
  
  if x then
    
    sym = h[x.class.to_s.downcase.to_sym]
    puts 'sym: ' + sym.inspect if @debug
    @body = method(sym).call x
    methodize(@body)
  end

end

Instance Attribute Details

#attributes ⇒ Object

Returns the value of attribute attributes.



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# File 'lib/kvx.rb', line 34

def attributes
  @attributes
end

#summary ⇒ Object

Returns the value of attribute summary.



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# File 'lib/kvx.rb', line 34

def summary
  @summary
end

#to_h(flatten: false) ⇒ Object (readonly)

flattening is helpful when passing the Hash object to RecordX as a new record



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# File 'lib/kvx.rb', line 82

def to_h
  @to_h
end

Instance Method Details

#import(s) ⇒ Object 



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# File 'lib/kvx.rb', line 64

def import(s)
  @body = parse_string(s)
  methodize(@body)
end

#item ⇒ Object Also known as: body 



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# File 'lib/kvx.rb', line 69

def item()
  @body
end

#save(filename) ⇒ Object 



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# File 'lib/kvx.rb', line 75

def save(filename)
  FileX.write filename, self.to_s
end

#to_doc ⇒ Object 



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# File 'lib/kvx.rb', line 100

def to_doc()
  
  a = if @summary.empty? then
    
    [self.class.to_s.downcase, @attributes, '', *make_xml(@body)]      
    
  else
    
    summary = make_xml(@summary)
    
    tags_found = summary.assoc(:tags)
    
    if tags_found then
      tags = tags_found.pop
      tags_found.push *tags.split.map {|x| [:tag,{},x]} 
    end

    summary = [:summary, {}, *summary]
    
    # -- use the nested description Hash object if there are multiple lines
    h = {}
    
    @body.each do |key, value|
            
      h[key] = value.is_a?(String) ? value : value[:description]
      
    end
    
    body = [:body, {}, *make_xml(h)]
    [self.class.to_s.downcase, @attributes, '', summary, body]      
    
  end    
  
  puts 'a: ' + a.inspect if @debug
  doc = Rexle.new a
  doc.instructions = @instructions || []
  doc
  
end

#to_s ⇒ Object 



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# File 'lib/kvx.rb', line 140

def to_s()
  
  header = ''
  
  if @header or (@summary and @summary.any?) then
    
    attr = @attributes ? ' ' + @attributes\
                                     .map {|x| "%s='%s'" % x }.join(' ') : ''
    header = '<?' + @identifier
    header += attr
    header += "?>\n"
    
    if @summary and @summary.any? then
      header += scan_to_s @summary
      header += "\n----------------------------------\n\n"
    end
    
  end

  # -- use the nested description Hash object if there are multiple lines
  h = {}
  
  @body.each do |key, value|
          
    h[key] = if value.is_a?(String) then
    
      if value.lines.length < 2 then
        value 
      else
        "\n" + value.lines.map {|x| '  ' + x }.join          
      end
      
    else
        "\n" + value[:description].lines.map {|x| '  ' + x }.join
    end
    
  end    
  
  header + scan_to_s(h)

end

#to_xml(options = {pretty: true}) ⇒ Object 



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# File 'lib/kvx.rb', line 182

def to_xml(options={pretty: true})
        
  doc = self.to_doc
  doc.xml(options)

end

#update(id = nil, hpair = {}) ⇒ Object

used by RecordX to update a KVX record id is unnecssary because there is only 1 record mapped to RecordX



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# File 'lib/kvx.rb', line 192

def update(id=nil, hpair={})
  @body.merge! hpair
end