lib/hqmf-generator/hqmf-generator.rb in health-data-standards-3.4.6 vs lib/hqmf-generator/hqmf-generator.rb in health-data-standards-3.5.0

@@ -21,20 +21,36 @@
   
     # Utility class used to supply a binding to Erb. Contains utility functions used
     # by the erb templates that are used to generate the HQMF document.
     class ErbContext < OpenStruct
       
+
       def initialize(vars)
         super(vars)
+        @local_var_names = {}
+        @local_var_counter = {}
       end
       
       # Get a binding that contains all the instance variables
       # @return [Binding]
       def get_binding
         binding
       end
       
+      def xml_for_local_variable(criteria)
+        name = @local_var_names[criteria.id]
+        unless name
+          if criteria.specific_occurrence
+            name = "Occurrence#{criteria.specific_occurrence}#{criteria.id}"
+          else
+            name = criteria.id
+          end
+          @local_var_names[criteria.id] = name
+        end
+        HQMF2::Generator.render_template('local_variable', {'name' => name})
+      end
+
       def xml_for_reference_id(id)
         reference = HQMF::Reference.new(id)
         xml_for_reference(reference)
       end
       
@@ -130,11 +146,15 @@
             HQMF2::Generator.render_template('subset', {'doc' => doc, 'subset' => operator, 'criteria' => data_criteria})
           end
         end
         subsets_xml.join()
       end
-      
+
+      def xml_for_precondition_cv(precondition)
+        HQMF2::Generator.render_template('precondition_cv', {'doc' => doc, 'precondition' => precondition})
+      end
+
       def xml_for_precondition(precondition)
         HQMF2::Generator.render_template('precondition', {'doc' => doc, 'precondition' => precondition})
       end
       
       def xml_for_data_criteria(data_criteria, is_source_data_criteria)
@@ -142,11 +162,11 @@
       end
       
       def xml_for_population_criteria(population, criteria_id)
         xml = ''
         population_criteria = doc.population_criteria(population[criteria_id])
-        if population_criteria
+        if population_criteria && population_element_prefix(criteria_id) != "measureObservation"
           xml = HQMF2::Generator.render_template('population_criteria', {'doc' => doc, 'population' => population, 'criteria_id' => criteria_id, 'population_criteria' => population_criteria})
         end
         xml
       end
       
@@ -157,10 +177,27 @@
             HQMF2::Generator.render_template('temporal_relationship', {'doc' => doc, 'relationship' => reference})
           end
         end
         refs.join
       end
+
+      def xml_for_measure_observation_definition(doc)
+        observation = doc.find_population_by_type(HQMF::PopulationCriteria::OBSERV)
+        msrpopl = doc.find_population_by_type( HQMF::PopulationCriteria::MSRPOPL)
+        HQMF2::Generator.render_template('measure_observation_definition', {'doc' => doc, 'observation' => observation, "msrpopl" => msrpopl})
+      end
+
+      def expression_for_observation(doc,observation)
+        "NOT IMPLEMENTED"
+      end
+
+      def data_criteria_should_be_grouper?(criteria)
+        return false unless criteria
+        return false unless criteria.definition == 'derived'
+        return true unless criteria.subset_operators
+        criteria.subset_operators.all? {|o| o.supports_grouper_criteria?}
+      end
       
       def oid_for_name(code_system_name)
         HealthDataStandards::Util::CodeSystemHelper.oid_for_code_system(code_system_name)
       end
       
@@ -187,12 +224,18 @@
           'PROC'
         when :medications, :allMedications
           'SBADM'
         when :medication_supply
           'SPLY'
+        when :observation
+           'OBS'
         else
-          'OBS'
+          if data_criteria_should_be_grouper?(referenced_criteria)
+            'GROUPER'
+          else
+            'OBS'
+          end
         end
       end
       
       def code_for_characteristic(characteristic)
         case characteristic
@@ -210,11 +253,19 @@
           '103579009'
         else
           raise "Unknown demographic code [#{characteristic}]"
         end
       end
-      
+   
+      def is_transfer(code)
+        if code == "TRANSFER_TO" || code == "TRANSFER_FROM"
+          true
+        else
+          false
+        end
+      end
+   
       def oid_for_characteristic(characteristic)
         case characteristic
         when :birthtime
           '2.16.840.1.113883.6.1'
         else
@@ -243,10 +294,16 @@
           end
         when 'patient_characteristic', 'patient_characteristic_birthdate', 'patient_characteristic_clinical_trial_participant', 'patient_characteristic_expired', 'patient_characteristic_gender', 'patient_characteristic_age', 'patient_characteristic_languages', 'patient_characteristic_marital_status', 'patient_characteristic_race'
           'characteristic_criteria'
         when 'variable'
           'variable_criteria'
+        when 'derived'
+          if data_criteria_should_be_grouper?(data_criteria)
+            'grouper_criteria'
+          else
+            'observation_criteria'
+          end
         else
           'observation_criteria'
         end
       end
 
@@ -264,29 +321,39 @@
         when :medications, :allMedications
           'substanceAdministration'
         when :medication_supply
           'supply'
         else
-          'observation'
+          if data_criteria_should_be_grouper?(data_criteria)
+            'grouper'
+          else
+            'observation'
+          end
         end
       end
       
       def population_element_prefix(population_criteria_code)
         case population_criteria_code
         when HQMF::PopulationCriteria::IPP
-          'patientPopulation'
+          'initialPopulation'
         when HQMF::PopulationCriteria::DENOM
           'denominator'
         when HQMF::PopulationCriteria::NUMER
           'numerator'
         when HQMF::PopulationCriteria::DENEXCEP
           'denominatorException'
         when HQMF::PopulationCriteria::DENEX
           'denominatorExclusion'
-        else
+        when HQMF::PopulationCriteria::MSRPOPL
+          'measurePopulation'  
+        when HQMF::PopulationCriteria::OBSERV
+           'measureObservation'  
+        when HQMF::PopulationCriteria::STRAT
+           'stratifier'  
+        else  
           raise "Unknown population criteria type #{population_criteria_code}"
         end
       end
     end
     
   end
-end
\ No newline at end of file
+end