public async Task <ICollection <EntityDependencySummary> > ExecuteAsync(GetEntityDependencySummaryByRelatedEntityIdRangeQuery query, IExecutionContext executionContext)
{
var dbQuery = _dbContext
.UnstructuredDataDependencies
.AsNoTracking()
.FilterByRelatedEntity(query.EntityDefinitionCode, query.EntityIds);
if (query.ExcludeDeletable)
{
dbQuery = dbQuery.Where(r => r.RelatedEntityCascadeActionId == (int)RelatedEntityCascadeAction.None);
}
// Groupby still not suppored in EF 3.1 ¯\_(ツ)_/¯
var queryResult = await dbQuery.ToListAsync();
var dbDependencyGroups = queryResult
.GroupBy(r => r.RootEntityDefinitionCode)
.ToList();
var allRelatedEntities = new List <EntityDependencySummary>();
foreach (var dbDependencyGroup in dbDependencyGroups)
{
var definition = _entityDefinitionRepository.GetRequiredByCode(dbDependencyGroup.Key) as IDependableEntityDefinition;
EntityNotFoundException.ThrowIfNull(definition, dbDependencyGroup.Key);
var getEntitiesQuery = definition.CreateGetEntityMicroSummariesByIdRangeQuery(dbDependencyGroup.Select(e => e.RootEntityId));
var entityMicroSummaries = await _queryExecutor.ExecuteAsync(getEntitiesQuery, executionContext);
foreach (var entityMicroSummary in entityMicroSummaries.OrderBy(e => e.Value.RootEntityTitle))
{
var dbDependency = dbDependencyGroup.SingleOrDefault(e => e.RootEntityId == entityMicroSummary.Key);
// relations for previous versions can be removed even when they are required.
var canDelete = dbDependency.RelatedEntityCascadeActionId != (int)RelatedEntityCascadeAction.None ||
entityMicroSummary.Value.IsPreviousVersion;
if (query.ExcludeDeletable && canDelete)
{
continue;
}
allRelatedEntities.Add(new EntityDependencySummary()
{
Entity = entityMicroSummary.Value,
CanDelete = canDelete
});
}
}
// filter out duplicates, selecting the more restrictive entity first
var results = allRelatedEntities
.GroupBy(e =>
new { e.Entity.EntityDefinitionCode, e.Entity.RootEntityId },
(k, v) => v.OrderBy(e => e.CanDelete).First())
.ToList();
return(results);
}
/// <summary>
/// Entity definitions db records are created on the fly so we need to make sure
/// any new ones exist before we add permissions to them.
///
/// Typically we'd use EnsureEntityDefinitionExistsCommand to create the entity
/// definition, but since this command also creates permissions we need to do this
/// manually.
/// </summary>
private async Task EnsureAllEntityDefinitionsExistAsync(
Dictionary <string, EntityDefinition> dbDefinitions
)
{
var codeDefinitions = _entityDefinitionRepository.GetAll();
var newEntityCodes = codeDefinitions
.Select(d => d.EntityDefinitionCode)
.Where(d => !dbDefinitions.ContainsKey(d));
if (!newEntityCodes.Any())
{
return;
}
foreach (var definitionCode in newEntityCodes)
{
// get the entity definition class
var entityDefinition = _entityDefinitionRepository.GetRequiredByCode(definitionCode);
// create a matching db record
var dbDefinition = new EntityDefinition()
{
EntityDefinitionCode = entityDefinition.EntityDefinitionCode,
Name = entityDefinition.Name
};
_dbContext.EntityDefinitions.Add(dbDefinition);
dbDefinitions.Add(dbDefinition.EntityDefinitionCode, dbDefinition);
}
await _dbContext.SaveChangesAsync();
}
public async Task ValidateAsync(string entityDefinitionCode, int entityId, IExecutionContext executionContext)
{
if (string.IsNullOrWhiteSpace(entityDefinitionCode))
{
throw new ArgumentEmptyException(nameof(entityDefinitionCode));
}
if (entityId < 1)
{
throw new ArgumentOutOfRangeException(nameof(entityDefinitionCode), nameof(entityId) + "must be a positive integer.");
}
if (executionContext == null)
{
throw new ArgumentEmptyException(nameof(executionContext));
}
var entityDefinition = _entityDefinitionRepository.GetRequiredByCode(entityDefinitionCode);
var requiredDependencies = await _queryExecutor.ExecuteAsync(new GetEntityDependencySummaryByRelatedEntityIdQuery()
{
EntityDefinitionCode = entityDefinition.EntityDefinitionCode,
EntityId = entityId,
ExcludeDeletable = true
}, executionContext);
RequiredDependencyConstaintViolationException.ThrowIfCannotDelete(entityDefinition, requiredDependencies);
}
public IEnumerable <IPermissionApplication> GetPermissions(UpdateUnstructuredDataDependenciesCommand command)
{
var entityDefinition = _entityDefinitionRepository.GetRequiredByCode(command.RootEntityDefinitionCode);
// Try and get a delete permission for the root entity.
var permission = _permissionRepository.GetByEntityAndPermissionType(entityDefinition, CommonPermissionTypes.Update("Entity"));
if (permission != null)
{
yield return(permission);
}
}
private IQueryable <RootEntityMicroSummary> Query(GetDocumentAssetEntityMicroSummariesByIdRangeQuery query)
{
var definition = _entityDefinitionRepository.GetRequiredByCode(DocumentAssetEntityDefinition.DefinitionCode);
var dbQuery = _dbContext
.DocumentAssets
.AsNoTracking()
.FilterByIds(query.DocumentAssetIds)
.Select(a => new RootEntityMicroSummary()
{
RootEntityId = a.DocumentAssetId,
RootEntityTitle = a.Title,
EntityDefinitionCode = definition.EntityDefinitionCode,
EntityDefinitionName = definition.Name
});
return(dbQuery);
}
public async Task <IDictionary <int, RootEntityMicroSummary> > ExecuteAsync(GetPageDirectoryEntityMicroSummariesByIdRangeQuery query, IExecutionContext executionContext)
{
var definition = _entityDefinitionRepository.GetRequiredByCode(PageDirectoryEntityDefinition.DefinitionCode);
var results = await _dbContext
.PageDirectories
.AsNoTracking()
.Where(d => query.PageDirectoryIds.Contains(d.PageDirectoryId))
.Select(d => new RootEntityMicroSummary()
{
RootEntityId = d.PageDirectoryId,
RootEntityTitle = d.Name,
EntityDefinitionName = definition.Name,
EntityDefinitionCode = definition.EntityDefinitionCode
})
.ToDictionaryAsync(e => e.RootEntityId);
return(results);
}
public async Task ExecuteAsync(EnsureEntityDefinitionExistsCommand command, IExecutionContext executionContext)
{
var entityDefinition = _entityDefinitionRepository.GetRequiredByCode(command.EntityDefinitionCode);
var dbDefinition = await _dbContext
.EntityDefinitions
.SingleOrDefaultAsync(e => e.EntityDefinitionCode == command.EntityDefinitionCode);
if (dbDefinition == null)
{
dbDefinition = new EntityDefinition()
{
EntityDefinitionCode = entityDefinition.EntityDefinitionCode,
Name = entityDefinition.Name
};
_dbContext.EntityDefinitions.Add(dbDefinition);
await _dbContext.SaveChangesAsync();
}
}
private IQueryable <ChildEntityMicroSummary> Query(GetPageVersionEntityMicroSummariesByIdRangeQuery query)
{
var definition = _entityDefinitionRepository.GetRequiredByCode(PageEntityDefinition.DefinitionCode);
var dbQuery = _dbContext
.PageVersions
.AsNoTracking()
.Where(v => query.PageVersionIds.Contains(v.PageVersionId))
.Select(v => new ChildEntityMicroSummary()
{
ChildEntityId = v.PageVersionId,
RootEntityId = v.PageId,
RootEntityTitle = v.Title,
EntityDefinitionCode = definition.EntityDefinitionCode,
EntityDefinitionName = definition.Name,
IsPreviousVersion = !v.PagePublishStatusQueries.Any() // not draft or latest published version
});
return(dbQuery);
}
private IQueryable <ChildEntityMicroSummary> Query(GetPageVersionBlockEntityMicroSummariesByIdRangeQuery query)
{
var definition = _entityDefinitionRepository.GetRequiredByCode(PageEntityDefinition.DefinitionCode);
var dbQuery = _dbContext
.PageVersionBlocks
.AsNoTracking()
.FilterActive()
.Where(m => query.PageVersionBlockIds.Contains(m.PageVersionBlockId))
.Select(m => new ChildEntityMicroSummary()
{
ChildEntityId = m.PageVersionBlockId,
RootEntityId = m.PageVersion.PageId,
RootEntityTitle = m.PageVersion.Title,
EntityDefinitionCode = definition.EntityDefinitionCode,
EntityDefinitionName = definition.Name,
IsPreviousVersion = !m.PageVersion.PagePublishStatusQueries.Any()
});
return(dbQuery);
}
public async Task <IDictionary <int, RootEntityMicroSummary> > ExecuteAsync(GetPageEntityMicroSummariesByIdRangeQuery query, IExecutionContext executionContext)
{
var definition = _entityDefinitionRepository.GetRequiredByCode(PageEntityDefinition.DefinitionCode);
var results = await _dbContext
.PagePublishStatusQueries
.AsNoTracking()
.FilterActive()
.FilterByStatus(PublishStatusQuery.Latest, executionContext.ExecutionDate)
.Where(q => query.PageIds.Contains(q.PageId))
.Select(q => q.PageVersion)
.Select(v => new RootEntityMicroSummary()
{
RootEntityId = v.PageId,
RootEntityTitle = v.Title,
EntityDefinitionName = definition.Name,
EntityDefinitionCode = definition.EntityDefinitionCode
})
.ToDictionaryAsync(e => e.RootEntityId);
return(results);
}
