Class: VPMSComponentSchemaInterpreter

Inherits:
DslContext
  • Object
show all
Defined in:
lib/VPMSComponentSchemaInterpreter.rb

Constant Summary collapse

VPMS_SCHEMA_INTERPRETER_ROOT = 
File.dirname(__FILE__)
XSL_ROOT = 
File.join(VPMS_SCHEMA_INTERPRETER_ROOT, 'xslt')
MOCK_ROOT = 
File.join(VPMS_SCHEMA_INTERPRETER_ROOT, 'mocks')

Instance Method Summary collapse

Methods inherited from DslContext

bubble, execute, polish_text

Constructor Details

#initialize(*args) ⇒ VPMSComponentSchemaInterpreter

Returns a new instance of VPMSComponentSchemaInterpreter.



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# File 'lib/VPMSComponentSchemaInterpreter.rb', line 20

def initialize(*args)
		@props = args
		@useDynamicFileMapping = (args.length > 0) ? true : false
		@hashesRoot = (args.length > 0) ? OIL_HASH_ROOT : ENTITY_DEF_ROOT
end

Instance Method Details

#applyTransform(*args) ⇒ Object 



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# File 'lib/VPMSComponentSchemaInterpreter.rb', line 55

def applyTransform(*args)
    require 'rexml/document'
    require 'xml/xslt'
    xslt = XML::XSLT.new()
    string = args[0]
    doc = REXML::Document.new(string)
    xslt.xml = doc
    xslt.xsl = File.join(XSL_ROOT, "VPMSSchemaInterpreter.xsl")
    transformed_xml = xslt.serve()
    transformed_xml
end

#coverage(*args) ⇒ Object 



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

def coverage(*args)
  @erbAry = []
  @erb = ""
  @argName = "#{args[0]}"
  @useDynamicFileMapping == true ? io = open(File.join(@hashesRoot,"/coverages/#{@argName}PropertyHash"),'r' ) : io = open(File.join(COVERAGE_DEF_ROOT,"/#{@argName}PropertyHash"),'r' ) 
  @prdhash = YAML::load(io)
end

#endComplexType ⇒ Object 



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# File 'lib/VPMSComponentSchemaInterpreter.rb', line 120

def endComplexType
  endElement = ""
  endElement << endSequence
  endElement << "</xs:complexType>\n"
  endElement
end

#endcoverage(*args) ⇒ Object 



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# File 'lib/VPMSComponentSchemaInterpreter.rb', line 148

def endcoverage(*args)
end

#endElement ⇒ Object 



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# File 'lib/VPMSComponentSchemaInterpreter.rb', line 106

def endElement
  endElement = ""
  endElement << "</xs:element>\n"
  endElement
end

#endentity(*args) ⇒ Object 



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# File 'lib/VPMSComponentSchemaInterpreter.rb', line 159

def endentity(*args)
end

#endSchema ⇒ Object 



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

def endSchema
  endSchema = ""
  endSchema << "</xs:schema>\n"
  endSchema
end

#endSequence ⇒ Object 



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# File 'lib/VPMSComponentSchemaInterpreter.rb', line 134

def endSequence
  endElement = ""
  endElement << "</xs:sequence>\n"
  endElement
end

#entity(*args) ⇒ Object 



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# File 'lib/VPMSComponentSchemaInterpreter.rb', line 151

def entity(*args)
  @erbAry = []
  @erb = ""
  @argName = "#{args[0]}"
  @useDynamicFileMapping == true ? io = open(File.join(@hashesRoot,"/entities/#{@argName}PropertyHash"),'r' ) : io = open(File.join(ENTITY_DEF_ROOT,"/#{@argName}PropertyHash"),'r' ) 
  @prdhash = YAML::load(io)
end

#getResult ⇒ Object 



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# File 'lib/VPMSComponentSchemaInterpreter.rb', line 26

def getResult
    getResult = ""
    getResult << startSchema
    @erbAry.each do |a|
      b = a.first
      #a.to_s
      getResult << "\t"
      getResult << processXPath(a, b)
    end
    getResult << endSchema
    getResult
end

#processXPath(*args) ⇒ Object 



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# File 'lib/VPMSComponentSchemaInterpreter.rb', line 39

def processXPath(*args)
  processXpath = ""
  xpath = args[0]
  boolEndOfPath = (args[0].length == 1)
    processXpath << "\t"
    processXpath << startElement(args[0].first, args[1], boolEndOfPath)
    xpath.delete_at(0)
    if xpath.length > 0
      processXpath << startComplexType
      processXpath << processXPath(xpath, args[1])
      processXpath << endComplexType
    end
    processXpath << endElement
  processXpath
end

#startComplexType ⇒ Object 



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# File 'lib/VPMSComponentSchemaInterpreter.rb', line 112

def startComplexType
  #ToDo: Make this a widget - a schema open widget for example
  openElement = ""
  openElement << "<xs:complexType>\n"
  openElement << startSequence
  openElement
end

#startElement(*args) ⇒ Object 



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# File 'lib/VPMSComponentSchemaInterpreter.rb', line 81

def startElement(*args)
  #ToDo: Make this a widget - an element open widget for example
  openElement = ""
  openElement << "<xs:element name=\"#{args[0]}\""
  #ToDo: do something better to get type info - 
  #if this is the ultimate point in the xpath, this pushes in a data type of string - thats all
  if (args[2] == true) then
    openElement << " type=\"xs:string\">\n"
  else
    openElement << ">\n"
  end
  #ToDo: Read the element type and other atts off the MD hash metadata.
  #args 1 is the full xpath of the element used potentially to key into the md hash 
  #Potentially do this if args 2 is true (it's the last xpath step) and use args 1 for the key
  #args 2 represents a key into a hash
  #the @metaProps hash for example - see 'coverage'
  #If there is an entry in that hash for this element's xpath, then a type attribute can be
  #determined for it and gets used from the md hash - When the element is nesting a ct, there's no type attribute
  #This key would be used to read off values in that hash, if it is a hash of hashes - 
  #i.e. if the buildingsCoverSumInsuredAmount key in the metaProps referenced a hash of metadata:
  #It would also be possible to reference entries for this element in the existing 
  #xml dictionary, which is keyed on this element's xpath
  openElement
end

#startSchema ⇒ Object 



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# File 'lib/VPMSComponentSchemaInterpreter.rb', line 67

def startSchema
  #ToDo: Make this a widget - a schema open widget for example
  openSchema = ""
  openSchema << "<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?>\n"
  openSchema << "<xs:schema xmlns:xs=\"http://www.w3.org/2001/XMLSchema\">\n"
  openSchema
end

#startSequence ⇒ Object 



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# File 'lib/VPMSComponentSchemaInterpreter.rb', line 127

def startSequence
  #ToDo: Make this a widget - a schema open widget for example
  openElement = ""
  openElement << "<xs:sequence>\n"
  openElement
end

#use(*args) ⇒ Object 



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# File 'lib/VPMSComponentSchemaInterpreter.rb', line 162

def use(*args)
  
  h = ""
  lasth = ""
  lasta = "" 
  args.each do |a|
    unless a.class == Hash
    lasth = String.new(h)
    h << "#{a}"
    lasta = a
    end
  end

  hashname = @argName + h
  
  #now figure out whether the last arg above leads to an empty hash
  #i.e. it is really a single value field
  #if so backup a level and read the property whose name = the last arg value passed in
  
  specificProperty = false
	
  if !@prdhash.has_key?(hashname)
    puts "missing key for #{hashname} when processing:use #{args}"
  end
  myHash = @prdhash["#{hashname}"].clone
  if (myHash.length == 1)
    hashname = @argName + lasth
    specificProperty = true
  if !@prdhash.has_key?(hashname)
    puts "missing key for #{hashname} when processing:use #{args}"
  end
    myHash = @prdhash["#{hashname}"].clone
  end
  
  @erb << myHash["#{'xpath'}"]

   myHash.each do |property, value|
     if (property != 'xpath' and (property =~ /MD$/) == nil) then
       if (value == "" && (!specificProperty || (specificProperty && property == "#{lasta}"))) then
         @erb << "/"
         @erb << property
         #In progress
         #@metaprop = @erb.sub('/', '') stands as an xpath key to the metadata in the 'element properties' hash
         
       end
     end
   end
   
   erbTemp = @erb.split('/')
   @erbAry.push(erbTemp)
   @erb = ""

end