internal TaxonomyNode AddChildTo(TaxonomyNode taxon, string name, string description)
{
if (taxon.IsDetached)
{
throw new Exception(String.Format("Taxon '{0}' is detached", taxon.Name));
}
if (taxon.Children.Any(x => x.Name == name))
{
throw new DataLayerException("Duplicate taxon name in node");
}
var entity = new TaxonEntity()
{
Name = name,
Description = description
};
repo.Save(entity);
relationSrv.AddRelation(taxon.entity, entity, RelationDirection.Forward, rootNode);
var newNode = new TaxonomyNode(this, entity)
{
parent = taxon
};
taxon.children.Add(newNode);
return(newNode);
}
public TaxonomyTree(ILog log, TaxonRepository repo, RelationService relationSrv, int rootId)
{
this.log = log;
this.rootId = rootId;
this.repo = repo;
this.relationSrv = relationSrv;
rootEntity = repo.Get(rootId);
if (rootEntity == null)
{
if (rootId == 1)
{
rootEntity = new TaxonEntity()
{
Name = "Root",
Description = "Root node - parent of all taxon entries"
};
repo.Save(rootEntity);
}
else
{
throw new Exception("Root node is not found");
}
}
rootNode = new TaxonomyNode(this, rootEntity);
}
internal void RemoveNode(TaxonomyNode taxonomyNode, bool includeChildren)
{
if (taxonomyNode.IsDetached)
{
throw new Exception(String.Format("Taxon '{0}' is detached", taxonomyNode.Name));
}
if (taxonomyNode == rootNode)
{
throw new Exception("Can't remove root");
}
if (!includeChildren && taxonomyNode.Children.Count > 0)
{
throw new DataLayerException("Taxon have children");
}
var nodesToRemove = new List <TaxonomyNode>(taxonomyNode.GetAllChildren());
nodesToRemove.Add(taxonomyNode);
foreach (var node in nodesToRemove)
{
node.IsDetached = true;
repo.Delete(node.entity);
}
taxonomyNode.Parent.children.Remove(taxonomyNode);
}
internal void UpdateEntity(TaxonomyNode taxon)
{
if (taxon.IsDetached)
{
throw new Exception(String.Format("Taxon '{0}' is detached", taxon.Name));
}
repo.Update(taxon.entity);
}
public StateEntity Put <T>(string key, object obj, TaxonomyNode trigger = null, long durationSeconds = 0, string description = null)
where T : class
{
lock (stateLocker)
{
Remove <T>(key);
return(repo.CreateAndPersist(String.Format("{0}", key), (T)obj, trigger, durationSeconds, description));
}
}
public int RemoveRelations(IClassifiable relatable, TaxonomyNode type = null)
{
var rels = relationRepo.GetAllRelationsFor(relatable).AsEnumerable();
if (type != null)
{
rels = rels.Where(r => r.Type != null && r.Type.Id == type.entity.Id);
}
relationRepo.DeleteAll(rels);
return(rels.Count());
}
dynamic ToJson(TaxonomyNode node)
{
return new
{
id = node.Path,
text = node.Name,
description = node.Description,
expanded = false,
hasChildren = node.Children.Count
};
}
IEnumerable<dynamic> GetMenuItems(TaxonomyNode node)
{
return node.Children.Select(
n => new
{
name = n.Name,
action = n.Description,
menuitems = GetMenuItems(n),
weight = 0
});
}
internal TaxonomyNode LoadParent(TaxonomyNode taxon)
{
if (taxon.IsDetached)
{
throw new Exception(String.Format("Taxon '{0}' is detached", taxon.Name));
}
var entity = relationSrv.GetByRelated <TaxonEntity>(taxon.entity, RelationDirection.Forward, rootNode).FirstOrDefault();
if (entity == null)
{
return(null);
}
return(new TaxonomyNode(this, entity));
}
public MetricsService(
MetricsRepository metricsRepo,
MetricsEntryRepository metricsEntryRepo,
RelationService relationService,
TaxonomyTree taxonomyTree,
ILog log)
{
this.metricsRepo = metricsRepo;
this.metricsEntryRepo = metricsEntryRepo;
this.relationService = relationService;
this.log = log;
relationNode = taxonomyTree.GetOrCreatePath(RELATIONS_PATH, "MetricsRepository relations");
}
public MetricsService(
MetricsRepository metricsRepo,
MetricsEntryRepository metricsEntryRepo,
RelationService relationService,
TaxonomyTree taxonomyTree,
ILog log)
{
this.metricsRepo = metricsRepo;
this.metricsEntryRepo = metricsEntryRepo;
this.relationService = relationService;
this.log = log;
relationNode = taxonomyTree.GetOrCreatePath(RELATIONS_PATH, "MetricsRepository relations");
}
public HttpProxyDecoratorBase(
HttpProxyRepository repo,
TaxonomyTree tree,
StateService stateService,
ILog log)
{
_repo = repo;
_tree = tree;
_stateService = stateService;
_log = log;
StoringDuration = TimeSpan.FromHours(3); //default storing duration 3 hours //one day
RootDescriminatorStateTriggers =
tree.GetOrCreatePath(STATE_TRIGGER_PATH, "Trigger to flush all Browsing cache");
}
internal List <TaxonomyNode> LoadChildren(TaxonomyNode taxon)
{
if (taxon.IsDetached)
{
throw new Exception(String.Format("Taxon '{0}' is detached", taxon.Name));
}
var children = new List <TaxonomyNode>();
var entities = relationSrv.GetRelated <TaxonEntity>(taxon.entity, RelationDirection.Forward, rootNode).ToList();
foreach (var entity in entities)
{
var newNode = new TaxonomyNode(this, entity)
{
parent = taxon
};
children.Add(newNode);
}
return(children);
}
public bool IsClassified(IClassifiable classifiable, TaxonomyNode node)
{
return(relationSrv.IsRelated(classifiable, node));
}
public IList <T> GetByRelated <T>(IClassifiable classifiable, RelationDirection direction = RelationDirection.Undefined, TaxonomyNode type = null) where T : Entity, IClassifiable
{
return(relationRepo.GetByRelated <T>(classifiable, direction, type == null?null:type.entity));
}
public void Trigger(TaxonomyNode trigger, bool withChildren = false)
{
repo.Trigger(trigger, withChildren);
}
public IList <RelatedIdsResult> GetByRelatedIds(IClassifiable classifiable, RelationDirection direction = RelationDirection.Undefined, TaxonomyNode type = null)
{
return(relationRepo.GetByRelatedIds(classifiable, direction, type == null ? null : type.entity));
}
public void SetRelation(IClassifiable relatable, IClassifiable related, RelationDirection direction = RelationDirection.Undefined, TaxonomyNode type = null)
{
foreach (var relEntity in relationRepo.GetRelated(relatable, direction, type == null ? null : type.entity))
{
relationRepo.Delete(relEntity);
}
RelateInternal(relatable, related, direction, type);
}
public void AddRelation(IClassifiable relatable, IClassifiable related, RelationDirection direction = RelationDirection.Undefined, TaxonomyNode type = null)
{
RelateInternal(relatable, related, direction, type);
RelateInternal(related, relatable, BackDirection(direction), type);
}
public void RemoveRelation(IClassifiable relatable, IClassifiable related, TaxonomyNode type = null)
{
AddRelation(related, relatable, type: type);
}
protected void RelateInternal(IClassifiable relatable, IClassifiable related, RelationDirection direction, TaxonomyNode type)
{
var currentRelation = GetRelation(relatable, related, type);
if (direction == RelationDirection.Undefined)
{
if (currentRelation != null)
{
relationRepo.Delete(currentRelation);
}
//do nothing if direction is undefined
}
else
{
if (currentRelation == null)
{
currentRelation = RelationEntity.Create(relatable, related, type == null?null:type.entity, direction);
relationRepo.Save(currentRelation);
}
else
{
currentRelation.Direction = direction;
relationRepo.Update(currentRelation);
}
}
}
public RelationEntity GetRelation(IClassifiable relatable, IClassifiable related, TaxonomyNode type = null)
{
return(relationRepo.GetRelation(relatable, related, type == null?null:type.entity));
}
public IList <T> GetClassifiables <T>(TaxonomyNode node) where T : Entity, IClassifiable
{
return(relationSrv.GetRelated <T>(node, RelationDirection.Both));
}
public void Declassify(IClassifiable classifiable, TaxonomyNode node)
{
relationSrv.RemoveRelation(classifiable, node);
}
public bool IsRelated(IClassifiable relatable, IClassifiable related, TaxonomyNode type = null)
{
return(GetRelation(relatable, related, type) != null);
}
public void Classify(IClassifiable classifiable, TaxonomyNode node)
{
relationSrv.AddRelation(classifiable, node, RelationDirection.Both);
}