Class: PolyrexObjects::PolyrexObject

Inherits:
Object
  • Object
show all
Defined in:
lib/polyrex-objects.rb

Instance Method Summary collapse

Constructor Details

#initialize(node, id: '0', debug: false) ⇒ PolyrexObject

Returns a new instance of PolyrexObject.



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# File 'lib/polyrex-objects.rb', line 14

def initialize(node, id: '0', debug: false)

  @id = id
  @fields =[]
  @node, @debug = node, debug

  e = node.element('summary')
  @schema = e.text('schema')
  @child_schema = @schema =~ /\// ? @schema[/(?<=\/).*/] : @schema
  puts '@child_schema:' + @child_schema.inspect if @debug
  @record = @schema[/^[^\[]+/]
  @fields = @schema[/(?<=\[)[^\]]+/].split(/ *, */)
  
  attr = @fields.map {|x| [x, e.text(x)] }
  build_attributes attr

  define_singleton_method(@record.to_sym) { self.records}

end

Instance Method Details

#[](n) ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 96

def [](n)
  self.records[n]
end

#add(pxobj) ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 34

def add(pxobj)
  @node.element('records').add pxobj.node
end

#at_css(s) ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 39

def at_css(s)
  @node.at_css s
end

#attributes ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 43

def attributes()
  @node.attributes
end

#clone ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 47

def clone()
  self.class.new Rexle.new(self.node.to_a).root
end

#count ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 51

def count()
  self.records.length
end

#create(id: @id) ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 55

def create(id: @id)      

  PolyrexCreateObject.new(id: id, record: @node)
end

#css(s) ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 60

def css(s)
  @node.css s
end

#deep_clone ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 68

def deep_clone()
  self.class.new Rexle.new(self.to_xml).root
end

#delete ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 64

def delete()
  @node.delete
end

#each_recursive(parent = self, level = 0, &blk) ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 72

def each_recursive(parent=self, level=0, &blk)
  
  parent.records.each.with_index do |x, index|

    blk.call(x, parent, level, index) if block_given?

    each_recursive(x, level+1, &blk) if x.records.any?
    
  end
  
end

#element(xpath) ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 84

def element(xpath)
  @node.element(xpath)
end

#id ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 88

def id()
  @node.attributes[:id]
end

#inspect ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 92

def inspect()
  "#<%s:%s" % [self.class.name, __id__]
end

#parent ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 100

def parent()

  parent_node = self.node.parent.parent

  Kernel.const_get(parent_node.name.capitalize)\
    .new(parent_node, id: parent_node.attributes[:id])

end

#parent? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/polyrex-objects.rb', line 109

def parent?()
  
  # if the node is at the 1st level of records it will not have a 
  # PolyrexObject parent
  
  node.parent.parent.parent.parent ? true : false
end

#records ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 117

def records()

  @node.xpath('records/*').map do |node|
    Kernel.const_get(node.name.capitalize).new node
  end

end

#to_doc ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 125

def to_doc()
  Rexle.new @node.to_a
end

#to_dynarex ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 129

def to_dynarex()

  root = Rexle.new(self.to_xml).root

  summary = root.element('summary')
  e = summary.element('schema')
  child_schema = root.element('records/*/summary/schema/text()')\
                                        .sub('[','(').sub(']',')')
  e.text = "%s/%s" % [e.text, child_schema]
  summary.delete('format_mask')
  summary.delete('recordx_type')

  summary.add root.element('records/*/summary/format_mask').clone

  root.xpath('records/*/summary/format_mask').each(&:delete)

xsl_buffer ="<xsl:stylesheet xmlns:xsl=\"http://www.w3.org/1999/XSL/Transform\" version=\"1.0\">\n<xsl:output encoding=\"UTF-8\"\n      indent=\"yes\"\n      omit-xml-declaration=\"yes\"/>\n\n<xsl:template match=\"*\">\n  <xsl:element name=\"{name()}\">\n  <xsl:element name=\"summary\">\n<xsl:for-each select=\"summary/*\">\n  <xsl:copy-of select=\".\"/>\n</xsl:for-each>\n  </xsl:element>\n  <xsl:element name=\"records\">\n<xsl:for-each select=\"records/*\">\n  <xsl:element name=\"{name()}\">\n    <xsl:copy-of select=\"summary/*\"/>\n  </xsl:element>\n</xsl:for-each>\n  </xsl:element>\n  </xsl:element>\n</xsl:template>\n</xsl:stylesheet>\n"


  begin
    rexslt = Rexslt.new(xsl_buffer, root.xml)
    buffer = rexslt.to_s
  rescue
    puts ($!).inspect
    exit
  end

  r = Dynarex.new buffer
  r

end

#to_h ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 184

def to_h()
  @fields.inject({}) do |r, field|
    r.merge(field=> self.method(field).call)
  end
end

#to_s ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 190

def to_s()
  
  if self.respond_to? :records then
    
    build(self.records).join("\n")
    
  else

    summary = self.element 'summary'
    format_mask = summary.text('format_mask').to_s
    format_mask.gsub(/\[![^\]]+\]/){|x| summary.text(x[2..-2]).to_s}
    
  end
  
end

#to_xml(options = {}) ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 206

def to_xml(options={})
  @node.xml(options)
end

#with {|_self| ... } ⇒ Object

Yields:

  • (_self)

Yield Parameters:



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# File 'lib/polyrex-objects.rb', line 210

def with()
  yield(self)
end

#xpath(s) ⇒ Object 



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# File 'lib/polyrex-objects.rb', line 214

def xpath(s)
  @node.xpath(s)
end