Class: Hash

Inherits:
Object show all
Defined in:
lib/support/orient.rb,
lib/other.rb

Overview

Module

Direct Known Subclasses

OrientSupport::Hash

Instance Method Summary collapse

Instance Method Details

#from_orient ⇒ Object

converts hash from db to activeorient



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# File 'lib/other.rb', line 295

def from_orient  
   #puts "here hash.from_orient --> #{self.inspect}"
  if keys.include?("@class" )
    ActiveOrient::Model.orientdb_class( name: self["@class"] ).new self
    # create a dummy class and fill with attributes from result-set
  elsif keys.include?("@type") && self["@type"] == 'd'  
    ActiveOrient::Model.orientdb_class(name: 'query' ).new self
  else
    # populate the hash by converting keys: stings to symbols, values: proprocess through :from_orient
    map do |k,v| 
      orient_k = if  k.to_s.to_i.to_s == k.to_s
                   k.to_i
                 else
                   k.to_sym
                 end

      [orient_k, v.from_orient]
    end.to_h
  end
end

#to_human ⇒ Object 



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# File 'lib/support/orient.rb', line 293

def to_human
  "{ " + self.map{ |k,v| [k.to_s,": ", v.to_orient].join }.join(', ') + " }"
end

#to_or ⇒ Object

converts a hash to a string appropiate to include in raw queries



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# File 'lib/other.rb', line 317

def to_or
  "{ " + to_orient.map{|k,v| "#{k.to_or}: #{v.to_or}"}.join(',') + "}"
end

#to_orient ⇒ Object

converts :abc => anything to “abc” => anything

converts nn => anything to nn => anything

leaves “abc” => anything untouched



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# File 'lib/other.rb', line 278

def to_orient   # converts hast from activeorient to db
  map do | k, v|
  orient_k =  case k
              when Numeric
                k
              when Symbol, String
                k.to_s
              else
                raise "not supported key: #[k} -- must a sting, symbol or number"
              end
  [orient_k, v.to_orient]
end.to_h
end