private ValidationOperationItems ValidateParameterResource(Parameters ParametersResource)
{
var ValidationOperationItems = new ValidationOperationItems();
ValidationOperationItems.ValidationMode = ResourceValidationModeType.None;
var ModeParameter = ParametersResource.Parameter.SingleOrDefault(x => x.Name.ToLower() == "mode");
if (ModeParameter != null)
{
if (ModeParameter.Value is Code ModeCode)
{
switch (ModeCode.Value.ToLower())
{
case "create":
ValidationOperationItems.ValidationMode = ResourceValidationModeType.Create;
break;
case "update":
ValidationOperationItems.ValidationMode = ResourceValidationModeType.Update;
break;
case "delete":
ValidationOperationItems.ValidationMode = ResourceValidationModeType.Delete;
break;
default:
ValidationOperationItems.ValidationMode = null;
break;
}
}
}
else
{
ValidationOperationItems.ValidationMode = ResourceValidationModeType.None;
}
var ProfileParameter = ParametersResource.Parameter.SingleOrDefault(x => x.Name.ToLower() == "profile");
if (ProfileParameter != null)
{
if (ProfileParameter.Value is FhirUri FhirUri)
{
ValidationOperationItems.ProfileUri = FhirUri.Value;
}
}
if (ValidationOperationItems.ValidationMode != ResourceValidationModeType.Delete)
{
var ResourceParameter = ParametersResource.Parameter.SingleOrDefault(x => x.Name.ToLower() == "resource");
if (ResourceParameter != null)
{
if (ResourceParameter.Resource != null)
{
ValidationOperationItems.ResourceToValidate = ResourceParameter.Resource;
}
}
}
return(ValidationOperationItems);
}
private OperationOutcome PerformValidation(ValidationOperationItems ValidationOperationItems)
{
return(IFhirValidationSupport.Validate(ValidationOperationItems.ResourceToValidate, new List <string> {
ValidationOperationItems.ProfileUri
}));
}
private ValidationOperationItems ConsoladateValidationOperationItems(ValidationOperationItems FromUrl, ValidationOperationItems FromParameters)
{
var OpOutComeIssues = new List <OperationOutcome.IssueComponent>();
var ReturnValidationOperationItems = new ValidationOperationItems();
//Profile
IPyroFhirUri FhirRequestUriFromUrl = null;
IPyroFhirUri FhirRequestUriFromParameters = null;
if (string.IsNullOrWhiteSpace(FromUrl.ProfileUri) && string.IsNullOrWhiteSpace(FromParameters.ProfileUri))
{
var OpOutComeIssue = Common.Tools.FhirOperationOutcomeSupport.CreateIssue(OperationOutcome.IssueSeverity.Error, OperationOutcome.IssueType.NotSupported,
$"No Profile URI found in either the request URL or the Parameter body, Validation cannot be performed with out a profile reference.");
IssueList.Add(OpOutComeIssue);
}
else if (!string.IsNullOrWhiteSpace(FromUrl.ProfileUri))
{
FhirRequestUriFromUrl = IPyroFhirUriFactory.CreateFhirRequestUri();
if (FhirRequestUriFromUrl.Parse(FromUrl.ProfileUri))
{
ReturnValidationOperationItems.FhirRequestUriProfileUri = FhirRequestUriFromUrl;
ReturnValidationOperationItems.ProfileUri = FromUrl.ProfileUri;
}
else
{
var OpOutComeIssue = Common.Tools.FhirOperationOutcomeSupport.CreateIssue(OperationOutcome.IssueSeverity.Error, OperationOutcome.IssueType.NotSupported,
$"Error in parsing the profile URI found in the request URL, parse error is: {FhirRequestUriFromUrl.ParseErrorMessage}");
IssueList.Add(OpOutComeIssue);
}
}
else if (!string.IsNullOrWhiteSpace(FromParameters.ProfileUri))
{
FhirRequestUriFromParameters = IPyroFhirUriFactory.CreateFhirRequestUri();
if (FhirRequestUriFromParameters.Parse(FromParameters.ProfileUri))
{
ReturnValidationOperationItems.FhirRequestUriProfileUri = FhirRequestUriFromParameters;
ReturnValidationOperationItems.ProfileUri = FromParameters.ProfileUri;
}
else
{
var OpOutComeIssue = Common.Tools.FhirOperationOutcomeSupport.CreateIssue(OperationOutcome.IssueSeverity.Error, OperationOutcome.IssueType.NotSupported,
$"Error in parsing the profile URI found in the Parameters resource, parse error is: {FhirRequestUriFromParameters.ParseErrorMessage}");
IssueList.Add(OpOutComeIssue);
}
}
//Mode
if (!FromUrl.ValidationMode.HasValue && !FromParameters.ValidationMode.HasValue)
{
string Message = $"The mode property is not set to a valid value. Must be either (create, update, delete) or not set at all.";
var OpOutComeIssue = Common.Tools.FhirOperationOutcomeSupport.CreateIssue(OperationOutcome.IssueSeverity.Error, OperationOutcome.IssueType.NotSupported, Message);
IssueList.Add(OpOutComeIssue);
}
else if (FromUrl.ValidationMode.HasValue)
{
ReturnValidationOperationItems.ValidationMode = FromUrl.ValidationMode.Value;
}
else if (FromParameters.ValidationMode.HasValue)
{
ReturnValidationOperationItems.ValidationMode = FromParameters.ValidationMode.Value;
}
else
{
throw new Exception("Server error: Mode parameter not found in Parameter Resource or URL, yet null check failed. ");
}
//Resource
if (FromParameters.ResourceToValidate != null)
{
ReturnValidationOperationItems.ResourceToValidate = FromParameters.ResourceToValidate;
}
else
{
ReturnValidationOperationItems.ResourceToValidate = FromUrl.ResourceToValidate;
}
//Report Errors
if (IssueList.Count > 0)
{
return(null);
}
return(ReturnValidationOperationItems);
}
public IResourceServiceOutcome ValidateResource(OperationClass OperationClass, Resource Resource, IRequestMeta RequestMeta)
{
if (OperationClass == null)
{
throw new NullReferenceException("OperationClass cannot be null.");
}
if (Resource == null)
{
throw new NullReferenceException("Resource cannot be null.");
}
if (RequestMeta == null)
{
throw new NullReferenceException("RequestMeta cannot be null.");
}
if (RequestMeta.PyroRequestUri == null)
{
throw new NullReferenceException("RequestUri cannot be null.");
}
if (RequestMeta.RequestHeader == null)
{
throw new NullReferenceException("RequestHeader cannot be null.");
}
if (RequestMeta.SearchParameterGeneric == null)
{
throw new NullReferenceException("SearchParameterGeneric cannot be null.");
}
if (IResourceServices == null)
{
throw new NullReferenceException("ResourceServices cannot be null.");
}
if (IFhirValidationSupport == null)
{
throw new NullReferenceException("IFhirValidationSupport cannot be null.");
}
IssueList = new List <OperationOutcome.IssueComponent>();
ResourceServiceOutcome = IResourceServiceOutcomeFactory.CreateResourceServiceOutcome();
ISearchParametersServiceOutcome SearchParametersServiceOutcome = ParseUrlSearchParameters(RequestMeta.SearchParameterGeneric, OperationClass);
FormatMimeType = SearchParametersServiceOutcome.SearchParameters.Format;
if (SearchParametersServiceOutcome.FhirOperationOutcome != null)
{
IssueList.AddRange(SearchParametersServiceOutcome.FhirOperationOutcome.Issue);
return(FinalResourceServiceOutcome(IssueList));
}
//Get ValidationOperationItems from URL
ValidationOperationItems ValidationOperationItemsFromUrl = new ValidationOperationItems();
ObtainOperationItemsFromSearchParameters(SearchParametersServiceOutcome, ValidationOperationItemsFromUrl);
//Get ValidationOperationItems from Parameter Resource
ValidationOperationItems ValidationOperationItemsFromParametersResource = new ValidationOperationItems();
if (Resource.ResourceType == ResourceType.Parameters)
{
ValidationOperationItemsFromParametersResource = ValidateParameterResource(Resource as Parameters);
}
else
{
ValidationOperationItemsFromUrl.ResourceToValidate = Resource;
}
ValidationOperationItems FinalValidationOperationItems = ConsoladateValidationOperationItems(ValidationOperationItemsFromUrl, ValidationOperationItemsFromParametersResource);
if (FinalValidationOperationItems == null)
{
return(FinalResourceServiceOutcome(IssueList));
}
if (FinalValidationOperationItems.ValidationMode == ResourceValidationModeType.Delete)
{
var OpOutCome = Common.Tools.FhirOperationOutcomeSupport.Create(OperationOutcome.IssueSeverity.Error, OperationOutcome.IssueType.NotSupported,
$"A mode parameter equal to 'delete' can only be used against a Resource instance URL.");
IssueList.AddRange(OpOutCome.Issue);
return(FinalResourceServiceOutcome(IssueList));
}
else if (FinalValidationOperationItems.ResourceToValidate != null)
{
if (!CheckResourceEndpointMatchesResourceToBeValidated(FinalValidationOperationItems.ResourceToValidate.ResourceType, RequestMeta.PyroRequestUri))
{
return(FinalResourceServiceOutcome(IssueList));
}
if (FinalValidationOperationItems.FhirRequestUriProfileUri != null)
{
OperationOutcome ProfileValidationOpOutCome = PerformValidation(FinalValidationOperationItems);
PerformModeValidation(ProfileValidationOpOutCome, FinalValidationOperationItems, RequestMeta);
IssueList.AddRange(ProfileValidationOpOutCome.Issue);
return(FinalResourceServiceOutcome(IssueList));
}
else
{
OperationOutcome ModeValidationOpOutCome = new OperationOutcome();
PerformModeValidation(ModeValidationOpOutCome, FinalValidationOperationItems, RequestMeta);
// There is no profile given to validate against.
var OpOutCome = Common.Tools.FhirOperationOutcomeSupport.Create(OperationOutcome.IssueSeverity.Error, OperationOutcome.IssueType.NotSupported,
$"The Resource provided for validation '{FinalValidationOperationItems.ResourceToValidate.ResourceType.GetLiteral()}' must match the resource endpoint in the URL '{RequestMeta.PyroRequestUri.FhirRequestUri.ResourseName}'");
IssueList.AddRange(OpOutCome.Issue);
return(FinalResourceServiceOutcome(IssueList));
}
}
else
{
var OpOutCome = Common.Tools.FhirOperationOutcomeSupport.Create(OperationOutcome.IssueSeverity.Error, OperationOutcome.IssueType.NotSupported,
$"No Resource provided for validation, if mode equal (None, Create or Update) then a Resource must be provided to validate against.");
IssueList.AddRange(OpOutCome.Issue);
return(FinalResourceServiceOutcome(IssueList));
}
}
private void ObtainOperationItemsFromSearchParameters(ISearchParametersServiceOutcome SearchParametersServiceOutcome, ValidationOperationItems ValidationOperationItems)
{
var ProFileSearchParameter = SearchParametersServiceOutcome.SearchParameters.SearchParametersList.SingleOrDefault(x => x.Name == "profile");
if (ProFileSearchParameter is SearchParameterUri ProfileSearchUri)
{
if (ProfileSearchUri.ValueList != null && ProfileSearchUri.ValueList.Count > 0)
{
ValidationOperationItems.ProfileUri = ProfileSearchUri.ValueList[0].Value.OriginalString;
}
}
var ModeSearchParameter = SearchParametersServiceOutcome.SearchParameters.SearchParametersList.SingleOrDefault(x => x.Name == "mode");
if (ModeSearchParameter != null &&
ModeSearchParameter is SearchParameterToken ModeSearchUri)
{
if (ModeSearchUri.ValueList != null && ModeSearchUri.ValueList.Count > 0)
{
string Mode = ModeSearchUri.ValueList[0].Code;
switch (Mode.ToLower())
{
case "create":
ValidationOperationItems.ValidationMode = ResourceValidationModeType.Create;
break;
case "update":
ValidationOperationItems.ValidationMode = ResourceValidationModeType.Update;
break;
case "delete":
ValidationOperationItems.ValidationMode = ResourceValidationModeType.Delete;
break;
default:
ValidationOperationItems.ValidationMode = null;
break;
}
}
}
else
{
ValidationOperationItems.ValidationMode = ResourceValidationModeType.None;
}
}
private void PerformModeValidation(OperationOutcome ModeValidationOpOutCome, ValidationOperationItems ValidationOperationItems, IRequestMeta RequestMeta)
{
if (ValidationOperationItems.ValidationMode == ResourceValidationModeType.Create)
{
if (!string.IsNullOrWhiteSpace(ValidationOperationItems.ResourceToValidate.Id))
{
var ResourceIdIssue = new OperationOutcome.IssueComponent();
ResourceIdIssue.Severity = OperationOutcome.IssueSeverity.Warning;
ResourceIdIssue.Code = OperationOutcome.IssueType.Value;
ResourceIdIssue.Details = new CodeableConcept("http://hl7.org/fhir/ValueSet/operation-outcome", "MSG_RESOURCE_ID_MISMATCH", $"The create(POST) interaction creates a new resource in a server assigned location. If the client wishes to have control over the id of a newly submitted resource, it should use the update interaction instead.The Resource provide was found to contain the id: { ValidationOperationItems.ResourceToValidate.Id }");
ResourceIdIssue.Location = new List <string>()
{
$"{ValidationOperationItems.ResourceToValidate.ResourceType.GetLiteral()}.id"
};
ModeValidationOpOutCome.Issue.Add(ResourceIdIssue);
}
}
else if (ValidationOperationItems.ValidationMode == ResourceValidationModeType.Update)
{
if (string.IsNullOrWhiteSpace(ValidationOperationItems.ResourceToValidate.Id))
{
string Message = $"The Resource SHALL contain an {ValidationOperationItems.ResourceToValidate.ResourceType.GetLiteral()}.id element to perform an update.";
var ResourceIdIssue = new OperationOutcome.IssueComponent();
ResourceIdIssue.Severity = OperationOutcome.IssueSeverity.Warning;
ResourceIdIssue.Code = OperationOutcome.IssueType.Value;
ResourceIdIssue.Details = new CodeableConcept("http://hl7.org/fhir/ValueSet/operation-outcome", "MSG_RESOURCE_ID_MISSING", Message);
ResourceIdIssue.Location = new List <string>()
{
$"{ValidationOperationItems.ResourceToValidate.ResourceType.GetLiteral()}.id"
};
ModeValidationOpOutCome.Issue.Add(ResourceIdIssue);
}
}
else if (ValidationOperationItems.ValidationMode == ResourceValidationModeType.Delete)
{
var ResourceIdToDelete = string.Empty;
if (RequestMeta.PyroRequestUri != null &&
RequestMeta.PyroRequestUri.FhirRequestUri != null &&
!string.IsNullOrWhiteSpace(RequestMeta.PyroRequestUri.FhirRequestUri.ResourceId))
{
IRequestMeta RequestMetaGetRead = IRequestMetaFactory.CreateRequestMeta().Set($"{RequestMeta.PyroRequestUri.FhirRequestUri.ResourseName}/{RequestMeta.PyroRequestUri.FhirRequestUri.ResourceId}");
var result = IResourceServices.GetRead(RequestMetaGetRead.PyroRequestUri.FhirRequestUri.ResourceId, RequestMetaGetRead);
if (result.ResourceResult != null)
{
if (result.IsDeleted.HasValue && result.IsDeleted.Value)
{
//We have it but it is deleted
//There is no resource to delete
string Message = $"The Resource is in the server's history the most current instance is already deleted, {ValidationOperationItems.ResourceToValidate.ResourceType.GetLiteral()}/{ValidationOperationItems.ResourceToValidate.Id}";
var ResourceIdIssue = new OperationOutcome.IssueComponent();
ResourceIdIssue.Severity = OperationOutcome.IssueSeverity.Warning;
ResourceIdIssue.Code = OperationOutcome.IssueType.NotFound;
ResourceIdIssue.Details = new CodeableConcept("http://hl7.org/fhir/ValueSet/operation-outcome", "SG_DELETED_ID", Message);
ModeValidationOpOutCome.Issue.Add(ResourceIdIssue);
}
}
else
{
//There is no resource to delete
string Message = $"The Resource is not found in the server, their is no resource to delete for {ValidationOperationItems.ResourceToValidate.ResourceType.GetLiteral()}/{ValidationOperationItems.ResourceToValidate.Id}";
var ResourceIdIssue = new OperationOutcome.IssueComponent();
ResourceIdIssue.Severity = OperationOutcome.IssueSeverity.Warning;
ResourceIdIssue.Code = OperationOutcome.IssueType.NotFound;
ResourceIdIssue.Details = new CodeableConcept("http://hl7.org/fhir/ValueSet/operation-outcome", "MSG_DELETED", Message);
ModeValidationOpOutCome.Issue.Add(ResourceIdIssue);
}
}
}
else if (ValidationOperationItems.ValidationMode == ResourceValidationModeType.None)
{
// No Validation required for None.
}
else
{
throw new System.ComponentModel.InvalidEnumArgumentException(ValidationOperationItems.ValidationMode.ToString(), (int)ValidationOperationItems.ValidationMode, typeof(ResourceValidationModeType));
}
}
