Class: ActiveFacts::Input::ORM

Inherits:
Object
  • Object
show all
Defined in:
lib/activefacts/input/orm.rb

Overview

Compile a NORMA (.orm) file to an ActiveFacts vocabulary. Invoke as

afgen --<generator> <file>.orm

This parser uses Rexml so it’s very slow.

Defined Under Namespace

Modules: Gravity

Constant Summary collapse

DataTypeMapping = 
{
  "FixedLengthText" => "Char",
  "VariableLengthText" => "String",
  "LargeLengthText" => "Text",
  "SignedIntegerNumeric" => "Signed Integer(32)",
  "SignedSmallIntegerNumeric" => "Signed Integer(16)",
  "SignedLargeIntegerNumeric" => "Signed Integer(64)",
  "UnsignedIntegerNumeric" => "Unsigned Integer(32)",
  "UnsignedTinyIntegerNumeric" => "Unsigned Integer(8)",
  "UnsignedSmallIntegerNumeric" => "Unsigned Integer(16)",
  "UnsignedLargeIntegerNumeric" => "Unsigned Integer(64)",
  "AutoCounterNumeric" => "Auto Counter",
  "FloatingPointNumeric" => "Real(64)",
  "SinglePrecisionFloatingPointNumeric" => "Real(32)",
  "DoublePrecisionFloatingPointNumeric" => "Real(32)",
  "DecimalNumeric" => "Decimal",
  "MoneyNumeric" => "Money",
  "FixedLengthRawData" => "Blob",
  "VariableLengthRawData" => "Blob",
  "LargeLengthRawData" => "Blob",
  "PictureRawData" => "Image",
  "OleObjectRawData" => "Blob",
  "AutoTimestampTemporal" => "Auto Time Stamp",
  "TimeTemporal" => "Time",
  "DateTemporal" => "Date",
  "DateAndTimeTemporal" => "Date Time",
  "TrueOrFalseLogical" => "Boolean",
  "YesOrNoLogical" => "Boolean",
  "RowIdOther" => "Guid",
  "ObjectIdOther" => "Guid"
}
RESERVED_WORDS = 
%w{
  and but each each either false if maybe no none not one or some that true where
}

Instance Method Summary collapse

Instance Method Details

#read ⇒ Object

:nodoc:



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# File 'lib/activefacts/input/orm.rb', line 91

def read          #:nodoc:
  begin
    @document = Nokogiri::XML(@file)
  rescue => e
    puts "Failed to parse XML in #{@filename}: #{e.inspect}"
  end

  # Find the Vocabulary and do some setup:
  root = @document.root
  #p((root.methods-0.methods).sort.grep(/name/))
  if root.name == "ORM2" && root.namespace.prefix == "ormRoot"
    x_models = root.xpath('orm:ORMModel')
    throw "No vocabulary found" unless x_models.size == 1
    @x_model = x_models[0]
  elsif root.name == "ORMModel"
    p @document.children.map(&:name)
    @x_model = @document.children[0]
  else
    throw "NORMA model not found in #{@filename}"
  end

  read_vocabulary
  @vocabulary
end