src/Services/FHIR/FhirValidationService.php

   1 <?php
   2
   3 namespace OpenEMR\Services\FHIR;
   4
   5 use OpenEMR\Services\FhirOperationOutcomeResourceService;
   6 use OpenEMR\FHIR\R4\FHIRDomainResource\FHIROperationOutcome;
   7 use OpenEMR\FHIR\R4\FHIRDomainResource\FHIRPatient;
   8 use OpenEMR\FHIR\R4\FHIRResource\FHIROperationOutcome\FHIROperationOutcomeIssue;
   9 use OpenEMR\FHIR\R4\FHIRElement\FHIRIssueSeverity;
  10 use OpenEMR\FHIR\R4\FHIRElement\FHIRIssueType;
  11 use OpenEMR\FHIR\R4\FHIRElement\FHIRCodeableConcept;
  12
  13 class FhirValidationService
  14 {
  15     public function validate($data)
  16     {
  17         if (!array_key_exists('resourceType', $data)) {
  18             return $this->operationOutcomeResourceService('error', 'invalid', 'resourceType Not Found');
  19         }
  20         if ($data['resourceType']) {
  21             $class = 'OpenEMR\FHIR\R4\FHIRDomainResource\FHIR' . $data['resourceType'];
  22             unset($data['resourceType']);
  23             try {
  24                 $patientResource = new $class($data);
  25             } catch (\InvalidArgumentException $e) {
  26                 return $this->
  27                 operationOutcomeResourceService('fatal', 'invalid', $e->getMessage());
  28             } catch (\Error $e) {
  29                 return $this->
  30                 operationOutcomeResourceService('fatal', 'invalid', 'resourceType Not Found');
  31             }
  32             $diff = array_diff_key($data, (array) $patientResource);
  33             if ($diff) {
  34                 return $this->operationOutcomeResourceService(
  35                     'error',
  36                     'invalid',
  37                     "Invalid content " . array_key_first($diff) . " Found",
  38                 );
  39             }
  40         }
  41     }
  42
  43     public function operationOutcomeResourceService(
  44         $severity_value,
  45         $code_value,
  46         $details_value
  47     ) {
  48         return UtilsService::createOperationOutcomeResource($severity_value, $code_value, $details_value);
  49     }
  50 }