Class: HealthDataStandards::Import::BulkRecordImporter

Inherits:
Object
  • Object
show all
Defined in:
lib/health-data-standards/import/bulk_record_importer.rb

Class Method Summary collapse

Class Method Details

.import(xml_data, provider_map = {}) ⇒ Object 



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# File 'lib/health-data-standards/import/bulk_record_importer.rb', line 60

def self.import(xml_data, provider_map = {})
  doc = Nokogiri::XML(xml_data)
  
  providers = []
  root_element_name = doc.root.name
  
  if root_element_name == 'ClinicalDocument'
    doc.root.add_namespace_definition('cda', 'urn:hl7-org:v3')
    doc.root.add_namespace_definition('sdtc', 'urn:hl7-org:sdtc')

    if doc.at_xpath("/cda:ClinicalDocument/cda:templateId[@root='2.16.840.1.113883.3.88.11.32.1']")
      patient_data = C32::PatientImporter.instance.parse_c32(doc)
    elsif doc.at_xpath("/cda:ClinicalDocument/cda:templateId[@root='2.16.840.1.113883.10.20.22.1.2']")
      patient_data = CCDA::PatientImporter.instance.parse_ccda(doc)
    elsif doc.at_xpath("/cda:ClinicalDocument/cda:templateId[@root='2.16.840.1.113883.10.20.24.1.2']")
      patient_data = Cat1::PatientImporter.instance.parse_cat1(doc)
    else
      STDERR.puts("Unable to determinate document template/type of CDA document")
      return {status: 'error', message: "Document templateId does not identify it as a C32 or CCDA", status_code: 400}
    end
    
    begin
      providers = CDA::ProviderImporter.instance.extract_providers(doc)
    rescue Exception => e
      STDERR.puts "error extracting providers"
    end
  else
    return {status: 'error', message: 'Unknown XML Format', status_code: 400}
  end

  record = Record.update_or_create(patient_data)
  record.provider_performances = providers
  providers.each do |prov| 
    prov.provider.ancestors.each do |ancestor|
      record.provider_performances.push(ProviderPerformance.new(start_date: prov.start_date, end_date: prov.end_date, provider: ancestor))  
    end
  end
  record.save

end

.import_archive(file, failed_dir = nil) ⇒ Object 



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# File 'lib/health-data-standards/import/bulk_record_importer.rb', line 14

def self.import_archive(file, failed_dir=nil) 
  begin 
  failed_dir ||=File.join(File.dirname(file))
  Zip::ZipFile.open(file.path) do |zipfile|
    zipfile.entries.each do |entry|
      next if entry.directory?
      data = zipfile.read(entry.name)
      BulkRecordImporter.import_file(entry.name,data,failed_dir)
    end
  end
rescue
  FileUtils.mkdir_p(failed_dir)
  File.cp(file,File.join(failed_dir,file))
  File.open(File.join(failed_dir,"#{file}.error")) do |f|
    f.puts($!.message)
    f.puts($!.backtrace)
  end
  raise $!
end
end

.import_directory(source_dir, failed_dir = nil) ⇒ Object 



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# File 'lib/health-data-standards/import/bulk_record_importer.rb', line 6

def self.import_directory(source_dir, failed_dir=nil)
  failed_dir ||= File.join(source_dir, '../', 'failed_imports')
  files = Dir.glob(File.join(source_dir, '*.*'))
  files.each do |file|
     BulkRecordImporter.import_file(file,File.new(file).read,failed_dir)
  end
end

.import_file(name, data, failed_dir, provider_map = {}) ⇒ Object 



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# File 'lib/health-data-standards/import/bulk_record_importer.rb', line 35

def self.import_file(name,data,failed_dir,provider_map={})
  begin
    ext = File.extname(name)
    if ext == ".json"
      BulkRecordImporter.import_json(data)
    else
      BulkRecordImporter.import(data)
    end
  rescue
    FileUtils.mkdir_p(File.dirname(File.join(failed_dir,name)))
    File.open(File.join(failed_dir,name),"w") do |f|
      f.puts(data)
    end
    File.open(File.join(failed_dir,"#{name}.error"),"w") do |f|
      f.puts($!.message)
      f.puts($!.backtrace)
    end
  end
end

.import_json(data, provider_map = {}) ⇒ Object 



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# File 'lib/health-data-standards/import/bulk_record_importer.rb', line 55

def self.import_json(data,provider_map = {})
  json = JSON.parse(data,:max_nesting=>100)
  Record.update_or_create(Record.new(json))
end