Interface IRelationService

Namespace: Umbraco.Cms.Core.Services

Assembly: Umbraco.Core.dll

Syntax

public interface IRelationService : IService

Methods

View Source

AreRelated(Int32, Int32)

Checks whether two items are related

Declaration

bool AreRelated(int parentId, int childId)

Parameters

Type	Name	Description
System.Int32	parentId	Id of the Parent relation
System.Int32	childId	Id of the Child relation

Returns

Type	Description
System.Boolean	Returns `True` if any relations exists with the given Ids, otherwise `False`

View Source

AreRelated(Int32, Int32, String)

Checks whether two items are related

Declaration

bool AreRelated(int parentId, int childId, string relationTypeAlias)

Parameters

Type	Name	Description
System.Int32	parentId	Id of the Parent relation
System.Int32	childId	Id of the Child relation
System.String	relationTypeAlias	Alias of the type of relation to create

Returns

Type	Description
System.Boolean	Returns `True` if any relations exist between the entities, otherwise `False`

View Source

AreRelated(IUmbracoEntity, IUmbracoEntity)

Checks whether two items are related

Declaration

bool AreRelated(IUmbracoEntity parent, IUmbracoEntity child)

Parameters

Type	Name	Description
IUmbracoEntity	parent	Parent entity
IUmbracoEntity	child	Child entity

Returns

Type	Description
System.Boolean	Returns `True` if any relations exist between the entities, otherwise `False`

View Source

AreRelated(IUmbracoEntity, IUmbracoEntity, String)

Checks whether two items are related

Declaration

bool AreRelated(IUmbracoEntity parent, IUmbracoEntity child, string relationTypeAlias)

Parameters

Type	Name	Description
IUmbracoEntity	parent	Parent entity
IUmbracoEntity	child	Child entity
System.String	relationTypeAlias	Alias of the type of relation to create

Returns

Type	Description
System.Boolean	Returns `True` if any relations exist between the entities, otherwise `False`

View Source

Delete(IRelation)

Deletes a IRelation

Declaration

void Delete(IRelation relation)

Parameters

Type	Name	Description
IRelation	relation	Relation to Delete

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Delete(IRelationType)

Deletes a IRelationType

Declaration

void Delete(IRelationType relationType)

Parameters

Type	Name	Description
IRelationType	relationType	RelationType to Delete

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DeleteRelationsOfType(IRelationType)

Deletes all IRelation objects based on the passed in IRelationType

Declaration

void DeleteRelationsOfType(IRelationType relationType)

Parameters

Type	Name	Description
IRelationType	relationType	IRelationType to Delete Relations for

View Source

GetAllRelations(Int32[])

Gets all IRelation objects

Declaration

IEnumerable<IRelation> GetAllRelations(params int[] ids)

Parameters

Type	Name	Description
System.Int32[]	ids	Optional array of integer ids to return relations for

Returns

Type	Description
IEnumerable<IRelation>	An enumerable list of IRelation objects

View Source

GetAllRelationsByRelationType(Int32)

Gets all IRelation objects by their IRelationType's Id

Declaration

IEnumerable<IRelation>? GetAllRelationsByRelationType(int relationTypeId)

Parameters

Type	Name	Description
System.Int32	relationTypeId	Id of the IRelationType to retrieve Relations for

Returns

Type	Description
System.Nullable<IEnumerable<IRelation>>	An enumerable list of IRelation objects

View Source

GetAllRelationsByRelationType(IRelationType)

Gets all IRelation objects by their IRelationType

Declaration

IEnumerable<IRelation>? GetAllRelationsByRelationType(IRelationType relationType)

Parameters

Type	Name	Description
IRelationType	relationType	IRelation to retrieve Relations for

Returns

Type	Description
System.Nullable<IEnumerable<IRelation>>	An enumerable list of IRelation objects

View Source

GetAllRelationTypes(Int32[])

Gets all IRelation objects

Declaration

IEnumerable<IRelationType> GetAllRelationTypes(params int[] ids)

Parameters

Type	Name	Description
System.Int32[]	ids	Optional array of integer ids to return relationtypes for

Returns

Type	Description
IEnumerable<IRelationType>	An enumerable list of IRelation objects

View Source

GetByChild(IUmbracoEntity)

Gets a list of IRelation objects by their child Entity

Declaration

IEnumerable<IRelation> GetByChild(IUmbracoEntity child)

Parameters

Type	Name	Description
IUmbracoEntity	child	Child Entity to retrieve relations for

Returns

Type	Description
IEnumerable<IRelation>	An enumerable list of IRelation objects

View Source

GetByChild(IUmbracoEntity, String)

Gets a list of IRelation objects by their child Entity

Declaration

IEnumerable<IRelation> GetByChild(IUmbracoEntity child, string relationTypeAlias)

Parameters

Type	Name	Description
IUmbracoEntity	child	Child Entity to retrieve relations for
System.String	relationTypeAlias	Alias of the type of relation to retrieve

Returns

Type	Description
IEnumerable<IRelation>	An enumerable list of IRelation objects

View Source

GetByChildId(Int32)

Gets a list of IRelation objects by their child Id

Declaration

IEnumerable<IRelation> GetByChildId(int id)

Parameters

Type	Name	Description
System.Int32	id	Id of the child to retrieve relations for

Returns

Type	Description
IEnumerable<IRelation>	An enumerable list of IRelation objects

View Source

GetByChildId(Int32, String)

Gets a list of IRelation objects by their child Id

Declaration

IEnumerable<IRelation> GetByChildId(int id, string relationTypeAlias)

Parameters

Type	Name	Description
System.Int32	id	Id of the child to retrieve relations for
System.String	relationTypeAlias	Alias of the type of relation to retrieve

Returns

Type	Description
IEnumerable<IRelation>	An enumerable list of IRelation objects

View Source

GetById(Int32)

Gets a IRelation by its Id

Declaration

IRelation GetById(int id)

Parameters

Type	Name	Description
System.Int32	id	Id of the IRelation

Returns

Type	Description
IRelation	A IRelation object

View Source

GetByParent(IUmbracoEntity)

Gets a list of IRelation objects by their parent entity

Declaration

IEnumerable<IRelation>? GetByParent(IUmbracoEntity parent)

Parameters

Type	Name	Description
IUmbracoEntity	parent	Parent Entity to retrieve relations for

Returns

Type	Description
System.Nullable<IEnumerable<IRelation>>	An enumerable list of IRelation objects

View Source

GetByParent(IUmbracoEntity, String)

Gets a list of IRelation objects by their parent entity

Declaration

IEnumerable<IRelation> GetByParent(IUmbracoEntity parent, string relationTypeAlias)

Parameters

Type	Name	Description
IUmbracoEntity	parent	Parent Entity to retrieve relations for
System.String	relationTypeAlias	Alias of the type of relation to retrieve

Returns

Type	Description
IEnumerable<IRelation>	An enumerable list of IRelation objects

View Source

GetByParentAndChildId(Int32, Int32, IRelationType)

Gets a relation by the unique combination of parentId, childId and relationType.

Declaration

IRelation GetByParentAndChildId(int parentId, int childId, IRelationType relationType)

Parameters

Type	Name	Description
System.Int32	parentId	The id of the parent item.
System.Int32	childId	The id of the child item.
IRelationType	relationType	The RelationType.

Returns

Type	Description
IRelation	The relation or null

View Source

GetByParentId(Int32)

Gets a list of IRelation objects by their parent Id

Declaration

IEnumerable<IRelation>? GetByParentId(int id)

Parameters

Type	Name	Description
System.Int32	id	Id of the parent to retrieve relations for

Returns

Type	Description
System.Nullable<IEnumerable<IRelation>>	An enumerable list of IRelation objects

View Source

GetByParentId(Int32, String)

Gets a list of IRelation objects by their parent Id

Declaration

IEnumerable<IRelation>? GetByParentId(int id, string relationTypeAlias)

Parameters

Type	Name	Description
System.Int32	id	Id of the parent to retrieve relations for
System.String	relationTypeAlias	Alias of the type of relation to retrieve

Returns

Type	Description
System.Nullable<IEnumerable<IRelation>>	An enumerable list of IRelation objects

View Source

GetByParentOrChildId(Int32)

Gets a list of IRelation objects by their child or parent Id. Using this method will get you all relations regards of it being a child or parent relation.

Declaration

IEnumerable<IRelation> GetByParentOrChildId(int id)

Parameters

Type	Name	Description
System.Int32	id	Id of the child or parent to retrieve relations for

Returns

Type	Description
IEnumerable<IRelation>	An enumerable list of IRelation objects

View Source

GetByParentOrChildId(Int32, String)

Declaration

IEnumerable<IRelation> GetByParentOrChildId(int id, string relationTypeAlias)

Parameters

Type	Name	Description
System.Int32	id
System.String	relationTypeAlias

Returns

Type	Description
IEnumerable<IRelation>

View Source

GetByRelationTypeAlias(String)

Gets a list of IRelation objects by the Alias of the IRelationType

Declaration

IEnumerable<IRelation> GetByRelationTypeAlias(string relationTypeAlias)

Parameters

Type	Name	Description
System.String	relationTypeAlias	Alias of the IRelationType to retrieve Relations for

Returns

Type	Description
IEnumerable<IRelation>	An enumerable list of IRelation objects

View Source

GetByRelationTypeId(Int32)

Gets a list of IRelation objects by the Id of the IRelationType

Declaration

IEnumerable<IRelation>? GetByRelationTypeId(int relationTypeId)

Parameters

Type	Name	Description
System.Int32	relationTypeId	Id of the IRelationType to retrieve Relations for

Returns

Type	Description
System.Nullable<IEnumerable<IRelation>>	An enumerable list of IRelation objects

View Source

GetByRelationTypeName(String)

Gets a list of IRelation objects by the Name of the IRelationType

Declaration

IEnumerable<IRelation> GetByRelationTypeName(string relationTypeName)

Parameters

Type	Name	Description
System.String	relationTypeName	Name of the IRelationType to retrieve Relations for

Returns

Type	Description
IEnumerable<IRelation>	An enumerable list of IRelation objects

View Source

GetChildEntitiesFromRelations(IEnumerable<IRelation>)

Gets the Child objects from a list of Relations as a list of IUmbracoEntity objects.

Declaration

IEnumerable<IUmbracoEntity> GetChildEntitiesFromRelations(IEnumerable<IRelation> relations)

Parameters

Type	Name	Description
IEnumerable<IRelation>	relations	List of relations to retrieve child objects from

Returns

Type	Description
IEnumerable<IUmbracoEntity>	An enumerable list of IUmbracoEntity

View Source

GetChildEntityFromRelation(IRelation)

Gets the Child object from a Relation as an IUmbracoEntity

Declaration

IUmbracoEntity GetChildEntityFromRelation(IRelation relation)

Parameters

Type	Name	Description
IRelation	relation	Relation to retrieve child object from

Returns

Type	Description
IUmbracoEntity	An IUmbracoEntity

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GetEntitiesFromRelation(IRelation)

Gets the Parent and Child objects from a Relation as a "/> with IUmbracoEntity.

Declaration

Tuple<IUmbracoEntity, IUmbracoEntity>? GetEntitiesFromRelation(IRelation relation)

Parameters

Type	Name	Description
IRelation	relation	Relation to retrieve parent and child object from

Returns

Type	Description
System.Nullable<Tuple<IUmbracoEntity, IUmbracoEntity>>	Returns a Tuple with Parent (item1) and Child (item2)

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GetEntitiesFromRelations(IEnumerable<IRelation>)

Gets the Parent and Child objects from a list of Relations as a list of IUmbracoEntity objects.

Declaration

IEnumerable<Tuple<IUmbracoEntity, IUmbracoEntity>> GetEntitiesFromRelations(IEnumerable<IRelation> relations)

Parameters

Type	Name	Description
IEnumerable<IRelation>	relations	List of relations to retrieve parent and child objects from

Returns

Type	Description
IEnumerable<Tuple<IUmbracoEntity, IUmbracoEntity>>	An enumerable list of with IUmbracoEntity

View Source

GetPagedByRelationTypeId(Int32, Int64, Int32, out Int64, Ordering)

Gets a paged result of IRelation

Declaration

IEnumerable<IRelation> GetPagedByRelationTypeId(int relationTypeId, long pageIndex, int pageSize, out long totalRecords, Ordering ordering = null)

Parameters

Type	Name	Description
System.Int32	relationTypeId
System.Int64	pageIndex
System.Int32	pageSize
System.Int64	totalRecords
Ordering	ordering

Returns

Type	Description
IEnumerable<IRelation>

View Source

GetPagedChildEntitiesByParentId(Int32, Int64, Int32, out Int64, UmbracoObjectTypes[])

Returns paged child entities for a related parent id

Declaration

IEnumerable<IUmbracoEntity> GetPagedChildEntitiesByParentId(int id, long pageIndex, int pageSize, out long totalChildren, params UmbracoObjectTypes[] entityTypes)

Parameters

Type	Name	Description
System.Int32	id
System.Int64	pageIndex
System.Int32	pageSize
System.Int64	totalChildren
UmbracoObjectTypes[]	entityTypes

Returns

Type	Description
IEnumerable<IUmbracoEntity>	An enumerable list of IUmbracoEntity

View Source

GetPagedParentEntitiesByChildId(Int32, Int64, Int32, out Int64, UmbracoObjectTypes[])

Returns paged parent entities for a related child id

Declaration

IEnumerable<IUmbracoEntity> GetPagedParentEntitiesByChildId(int id, long pageIndex, int pageSize, out long totalChildren, params UmbracoObjectTypes[] entityTypes)

Parameters

Type	Name	Description
System.Int32	id
System.Int64	pageIndex
System.Int32	pageSize
System.Int64	totalChildren
UmbracoObjectTypes[]	entityTypes

Returns

Type	Description
IEnumerable<IUmbracoEntity>	An enumerable list of IUmbracoEntity

View Source

GetParentEntitiesFromRelations(IEnumerable<IRelation>)

Gets the Parent objects from a list of Relations as a list of IUmbracoEntity objects.

Declaration

IEnumerable<IUmbracoEntity> GetParentEntitiesFromRelations(IEnumerable<IRelation> relations)

Parameters

Type	Name	Description
IEnumerable<IRelation>	relations	List of relations to retrieve parent objects from

Returns

Type	Description
IEnumerable<IUmbracoEntity>	An enumerable list of IUmbracoEntity

View Source

GetParentEntityFromRelation(IRelation)

Gets the Parent object from a Relation as an IUmbracoEntity

Declaration

IUmbracoEntity GetParentEntityFromRelation(IRelation relation)

Parameters

Type	Name	Description
IRelation	relation	Relation to retrieve parent object from

Returns

Type	Description
IUmbracoEntity	An IUmbracoEntity

View Source

GetRelationTypeByAlias(String)

Gets a IRelationType by its Alias

Declaration

IRelationType GetRelationTypeByAlias(string alias)

Parameters

Type	Name	Description
System.String	alias	Alias of the IRelationType

Returns

Type	Description
IRelationType	A IRelationType object

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GetRelationTypeById(Guid)

Gets a IRelationType by its Id

Declaration

IRelationType GetRelationTypeById(Guid id)

Parameters

Type	Name	Description
Guid	id	Id of the IRelationType

Returns

Type	Description
IRelationType	A IRelationType object

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GetRelationTypeById(Int32)

Gets a IRelationType by its Id

Declaration

IRelationType GetRelationTypeById(int id)

Parameters

Type	Name	Description
System.Int32	id	Id of the IRelationType

Returns

Type	Description
IRelationType	A IRelationType object

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HasRelations(IRelationType)

Checks whether any relations exists for the passed in IRelationType.

Declaration

bool HasRelations(IRelationType relationType)

Parameters

Type	Name	Description
IRelationType	relationType	IRelationType to check for relations

Returns

Type	Description
System.Boolean	Returns `True` if any relations exists for the given IRelationType, otherwise `False`

View Source

IsRelated(Int32)

Checks whether any relations exists for the passed in Id.

Declaration

bool IsRelated(int id)

Parameters

Type	Name	Description
System.Int32	id	Id of an object to check relations for

Returns

Type	Description
System.Boolean	Returns `True` if any relations exists with the given Id, otherwise `False`

View Source

Relate(Int32, Int32, String)

Relates two objects by their entity Ids.

Declaration

IRelation Relate(int parentId, int childId, string relationTypeAlias)

Parameters

Type	Name	Description
System.Int32	parentId	Id of the parent
System.Int32	childId	Id of the child
System.String	relationTypeAlias	Alias of the type of relation to create

Returns

Type	Description
IRelation	The created IRelation

View Source

Relate(Int32, Int32, IRelationType)

Relates two objects by their entity Ids.

Declaration

IRelation Relate(int parentId, int childId, IRelationType relationType)

Parameters

Type	Name	Description
System.Int32	parentId	Id of the parent
System.Int32	childId	Id of the child
IRelationType	relationType	The type of relation to create

Returns

Type	Description
IRelation	The created IRelation

View Source

Relate(IUmbracoEntity, IUmbracoEntity, String)

Relates two objects that are based on the IUmbracoEntity interface.

Declaration

IRelation Relate(IUmbracoEntity parent, IUmbracoEntity child, string relationTypeAlias)

Parameters

Type	Name	Description
IUmbracoEntity	parent	Parent entity
IUmbracoEntity	child	Child entity
System.String	relationTypeAlias	Alias of the type of relation to create

Returns

Type	Description
IRelation	The created IRelation

View Source

Relate(IUmbracoEntity, IUmbracoEntity, IRelationType)

Relates two objects that are based on the IUmbracoEntity interface.

Declaration

IRelation Relate(IUmbracoEntity parent, IUmbracoEntity child, IRelationType relationType)

Parameters

Type	Name	Description
IUmbracoEntity	parent	Parent entity
IUmbracoEntity	child	Child entity
IRelationType	relationType	The type of relation to create

Returns

Type	Description
IRelation	The created IRelation

View Source

Save(IEnumerable<IRelation>)

Declaration

void Save(IEnumerable<IRelation> relations)

Parameters

Type	Name	Description
IEnumerable<IRelation>	relations

View Source

Save(IRelation)

Saves a IRelation

Declaration

void Save(IRelation relation)

Parameters

Type	Name	Description
IRelation	relation	Relation to save

View Source

Save(IRelationType)

Saves a IRelationType

Declaration

void Save(IRelationType relationType)

Parameters

Type	Name	Description
IRelationType	relationType	RelationType to Save