/// <summary>
/// Gets the form calculation dependencies.
/// </summary>
/// <param name="formRef">The form reference.</param>
/// <returns></returns>
/// <exception cref="System.ArgumentNullException"></exception>
public FormVisibilityCalcDependenciesResponse GetFormCalculationDependencies(EntityRef formRef)
{
var response = new FormVisibilityCalcDependenciesResponse();
if (formRef == null)
{
throw new ArgumentNullException(nameof(formRef));
}
EntityData formEntityData = null;
// Get the form entity data for non gen forms
if (!EntityTemporaryIdAllocator.IsAllocatedId(formRef.Id))
{
try
{
formEntityData = GetFormAsEntityData(formRef.Id, false);
}
catch (Exception ex)
{
EventLog.Application.WriteError("Failed to get form with id {0}. Unable to get form control visibility calculation dependencies. Error: {1}.", formRef.Id, ex);
}
}
if (formEntityData == null)
{
return(response);
}
using (new SecurityBypassContext())
{
// Have form. Get any visibility calculations
IDictionary <long, string> controlVisibilityCalculations = GetControlVisibilityCalculations(formEntityData);
long entityTypeId = GetTypeToEditWithForm(formEntityData);
if (controlVisibilityCalculations.Count > 0 && entityTypeId > 0)
{
// Now we have all the calculations
IDictionary <long, IExpression> compiledExpressions = CompileVisibilityCalculations(new EntityRef(entityTypeId), controlVisibilityCalculations);
IDictionary <long, VisibilityCalcDependencies> dependencies = GetControlVisibilityCalcDependencies(compiledExpressions);
if (dependencies.Count > 0)
{
response.VisibilityCalcDependencies = dependencies;
}
}
}
return(response);
}
public void Test_TemporaryIds(long id, bool shouldRaiseException)
{
UserAccount userAccount = null;
EntityType entityType = null;
MockRepository mockRepository;
Mock <IEntity> mockEntity = null;
Mock <IEntityInternal> mockEntityInternal = null;
EntityModificationToken entityModificationToken;
userAccount = Entity.Create <UserAccount>();
userAccount.Name = "Test user " + Guid.NewGuid().ToString();
userAccount.Save();
entityType = new EntityType();
entityType.Inherits.Add(UserResource.UserResource_Type);
entityType.Save();
new AccessRuleFactory().AddAllowCreate(userAccount.As <Subject>(),
entityType.As <SecurableEntity>());
// Mock an Entity. Yes, I am completely insane.
mockRepository = new MockRepository(MockBehavior.Loose);
mockEntity = mockRepository.Create <IEntity>();
mockEntity.SetupGet(e => e.TypeIds).Returns(() => new[] { entityType.Id });
mockEntity.SetupGet(e => e.EntityTypes).Returns(() => new[] { entityType });
mockEntity.Setup(e => e.IsReadOnly).Returns(() => false);
mockEntity.SetupGet(e => e.Id).Returns(() => id);
mockEntityInternal = mockEntity.As <IEntityInternal>();
mockEntityInternal.SetupGet(ei => ei.IsTemporaryId).Returns(() => EntityTemporaryIdAllocator.IsAllocatedId(id));
entityModificationToken = new EntityModificationToken();
mockEntityInternal.SetupGet(ei => ei.ModificationToken).Returns(() => entityModificationToken);
using (new SetUser(userAccount))
{
Assert.That(() => Entity.Save(new [] { mockEntity.Object }, false),
shouldRaiseException ? (Constraint)Throws.Nothing : Throws.TypeOf <PlatformSecurityException>());
}
}
/// <summary>
/// Walk the entity data tree, first creating any new entities, then updating
/// the entities and finally deleting any marked for delete.
/// </summary>
/// <param name="entityDataRoot">The entity data root.</param>
/// <param name="persistChanges">If false, the entities are created in memory, but not persisted.</param>
/// <param name="retries">The retries.</param>
/// <returns>
/// A mapping of old to new entity ids.
/// </returns>
/// <exception cref="System.ArgumentException">entityData.TypeIds must be set when creating new instances.
/// or
/// Attempted to create an entity using a temporary entity Id</exception>
/// <exception cref="System.InvalidOperationException">Entity ID was not set and DataState was not create.
/// or
/// Entity not found. Id= + entityDataNode.Id
/// or
/// We have a newly created object that was not marked as DataState.Create. Id= + entityDataNode.Id</exception>
private Dictionary <long, IEntity> CreateUpdateDeleteImpl(EntityData entityDataRoot, bool persistChanges, int retries = 0)
{
Dictionary <long, IEntity> entityMap = null;
DatabaseContext.RunWithRetry(() =>
{
var originalRootState = entityDataRoot.DataState;
// get the distinct nodes so we only have to walk the tree once
var distinctNodes = WalkEntityDataTree(entityDataRoot, null);
// ensure any deleted or created items cause entities that refer to them to be marked as changed
CascadeUpRelationshipChanges(distinctNodes);
/////
// Track the created id's.
/////
entityMap = new Dictionary <long, IEntity>();
var toSave = new List <IEntity>();
var toDelete = new HashSet <long>();
//
// Create the entities but do not save them
//
foreach (var entityDataNode in distinctNodes)
{
if (entityDataNode.DataState == DataState.Create)
{
bool hasId = entityDataNode.Id != null && entityDataNode.Id.HasId;
long id = hasId ? entityDataNode.Id.Id : -1;
if (!persistChanges && !hasId && !string.IsNullOrWhiteSpace(entityDataNode.Id?.Alias))
{
// entity ref has no id but has an alias
// resolve alias to id rather than creating a temp
id = entityDataNode.Id.ResolveId();
hasId = true;
}
if (entityDataNode.TypeIds == null || entityDataNode.TypeIds.Count <= 0)
{
throw new ArgumentException("entityData.TypeIds must be set when creating new instances.");
}
if (entityDataNode.TypeIds.Any(tid => tid.Id > 0 && EntityTemporaryIdAllocator.IsAllocatedId(tid.Id)))
{
throw new ArgumentException("Attempted to create an entity using a temporary entity Id");
}
Entity newEntity = !persistChanges && hasId ? new Entity(entityDataNode.TypeIds, id) : new Entity(entityDataNode.TypeIds);
// if we were not given an Id to use as a reference, use new temporary one.
if (!hasId)
{
id = newEntity.Id;
entityDataNode.Id = id;
}
toSave.Add(newEntity);
entityMap[id] = newEntity;
entityDataNode.DataState = DataState.Update;
}
else
{
if (entityDataNode.Id == null)
{
throw new InvalidOperationException("Entity ID was not set and DataState was not create.");
}
long id = entityDataNode.Id.Id;
if (id > 0 && !entityMap.ContainsKey(id))
{
entityMap[id] = Entity.Get(id);
if (entityMap[id] == null && entityDataNode.DataState != DataState.Delete)
{
throw new InvalidOperationException("Entity not found. Id=" + entityDataNode.Id);
}
}
// This is not a nice test for a new node, but I don't have a better one
if (entityDataNode.DataState == DataState.Update && id > EntityId.MinTemporary)
{
throw new InvalidOperationException("We have a newly created object that was not marked as DataState.Create. Id=" + entityDataNode.Id);
}
}
}
// Update the entities in memory
UpdateImpl(distinctNodes, entityMap, toSave, toDelete);
// Persist changes
if (persistChanges)
{
// Gather the ids for deletion
var delete = toDelete.Select(d => new EntityRef(d)).ToList();
delete.AddRange(distinctNodes.Where(n => n.DataState == DataState.Delete).Select(n => n.Id));
// Check delete permissions before the update takes place
EntityAccessControlService.Demand(delete, new[] { Permissions.Read, Permissions.Delete });
// Save all the created and changed entities (allowing entities to move from nodes deleted above)
Entity.Save(toSave.Distinct());
using (new SecurityBypassContext())
{
Entity.Delete(delete);
}
}
// Return the root entity
if (originalRootState == DataState.Delete)
{
entityMap = null;
}
});
return(entityMap);
}
public bool OnBeforeSave(IEnumerable <IEntity> entities, IDictionary <string, object> state)
{
foreach (Document document in from entity in entities where entity.Is <Document>() select entity.AsWritable <Document>())
{
// Populate the document revision
DocumentRevision revision = Entity.Create <DocumentRevision>();
bool createNewRevision = false;
bool initialRevision = false;
if (EntityTemporaryIdAllocator.IsAllocatedId(document.Id))
{
// Populate the initial version string for the document
revision.VersionComments = @"Initial Version";
revision.Version = @"1.0";
revision.Name = revision.Version;
createNewRevision = true;
initialRevision = true;
}
else
{
DocumentRevision currentRevision = document.CurrentDocumentRevision;
if (currentRevision?.FileDataHash != document.FileDataHash)
{
// Extract the version number and increment it
string newRevision = string.Format("{0}.0", Convert.ToInt32(currentRevision.Version.Split('.')[0]) + 1);
revision.VersionComments = document.Description; // Need to modify the document entity to include a hidden field for comments ??
revision.Version = newRevision;
revision.Name = newRevision;
createNewRevision = true;
}
}
if (createNewRevision)
{
revision.FileExtension = document.FileExtension;
revision.ModifiedDate = DateTime.UtcNow;
revision.Size = document.Size;
// Get the entity that represents the user
UserAccount userAccount = Entity.Get <UserAccount>(RequestContext.GetContext().Identity.Id);
// Associate the revision to the account
revision.RevisionUpdatedBy = userAccount;
// Associate the file to this revision
revision.FileDataHash = document.FileDataHash;
SaveGraph saveGraph = EventTargetStateHelper.GetSaveGraph(state);
saveGraph.Entities[revision.Id] = revision;
document.CurrentDocumentRevision = revision;
// Associate the document to the revision (documentHasDocumentRevision - used for version history listing)
document.DocumentHasDocumentRevision.Add(revision);
// Associate the last created user to the document
if (initialRevision)
{
document.DocumentCreatedBy = userAccount;
}
// Associate the last modified user to the document
document.DocumentModifiedBy = userAccount;
}
document.DocumentHasDocumentType = document.DocumentFileType;
if (document.InFolder == null)
{
// Default document dumping ground if not specified
document.InFolder = Entity.Get <DocumentFolder>(new EntityRef("core", "documentsDocumentFolder"));
}
}
return(false);
}
/// <summary>
/// Gets the form data.
/// </summary>
/// <param name="request">The request.</param>
/// <returns></returns>
public FormDataResponse GetFormData(FormDataRequest request)
{
if (request == null)
{
throw new ArgumentNullException(nameof(request));
}
var entityIdRef = new EntityRef(request.EntityId);
// Get the entity data
EntityData entityData = BulkRequestRunner.GetEntityData(entityIdRef, request.Query, request.Hint);
// Set the result to NotFound for Basic and BasicWithDemand only
if (entityData == null)
{
return(null);
}
var formId = new EntityRef(request.FormId).Id;
EntityData formEntityData = null;
// Get the form entity data for non gen forms
if (!EntityTemporaryIdAllocator.IsAllocatedId(formId))
{
try
{
formEntityData = GetFormAsEntityData(formId, false);
}
catch (Exception ex)
{
EventLog.Application.WriteError("Failed to get form with id {0}. Unable to get initial form control visibility. Error: {1}.", formId, ex);
}
}
ISet <long> initiallyHiddenControls = null;
if (formEntityData == null)
{
return(PackageFormDataResponse(entityData, null));
}
IDictionary <long, IExpression> compiledExpressions = null;
IDictionary <long, string> controlVisibilityCalculations;
using (new SecurityBypassContext())
{
// Have form. Get any visibility calculations
controlVisibilityCalculations = GetControlVisibilityCalculations(formEntityData);
long entityTypeId = GetTypeToEditWithForm(formEntityData);
if (controlVisibilityCalculations.Count > 0 && entityTypeId > 0)
{
// Now we have all the calculations
compiledExpressions = CompileVisibilityCalculations(new EntityRef(entityTypeId), controlVisibilityCalculations);
}
}
if (controlVisibilityCalculations.Count > 0)
{
initiallyHiddenControls = GetHiddenControls(entityIdRef.Entity, controlVisibilityCalculations.Keys, compiledExpressions);
}
return(PackageFormDataResponse(entityData, initiallyHiddenControls));
}