Relation
abstract class Relation implements Builder (View source)
Traits
Properties
| static protected array | $macros | The registered string macros. |
from Macroable |
| protected Builder | $query | The Eloquent query builder instance. |
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| protected Model | $parent | The parent model instance. |
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| protected Model | $related | The related model instance. |
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| protected bool | $eagerKeysWereEmpty | Indicates whether the eagerly loaded relation should implicitly return an empty collection. |
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| static protected bool | $constraints | Indicates if the relation is adding constraints. |
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| static array | $morphMap | An array to map class names to their morph names in the database. |
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| static protected bool | $requireMorphMap | Prevents morph relationships without a morph map. |
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| static protected int | $selfJoinCount | The count of self joins. |
Methods
Forward a method call to the given object.
Forward a method call to the given object, returning $this if the forwarded call returned itself.
Throw a bad method call exception for the given method.
Mix another object into the class.
Dynamically handle calls to the class.
Handle dynamic method calls to the relationship.
Set the base constraints on the relation query.
Set the constraints for an eager load of the relation.
Initialize the relation on a set of models.
Match the eagerly loaded results to their parents.
Get the results of the relationship.
Get the relationship for eager loading.
Execute the query and get the first result if it's the sole matching record.
Execute the query as a "select" statement.
Touch all of the related models for the relationship.
Run a raw update against the base query.
Add the constraints for a relationship count query.
Add the constraints for an internal relationship existence query.
Get a relationship join table hash.
Get all of the primary keys for an array of models.
Get the query builder that will contain the relationship constraints.
Get the base query builder driving the Eloquent builder.
Get the fully qualified parent key name.
Get the related model of the relation.
Get the name of the "created at" column.
Get the name of the "updated at" column.
Get the name of the related model's "updated at" column.
Add a whereIn eager constraint for the given set of model keys to be loaded.
Prevent polymorphic relationships from being used without model mappings.
Determine if polymorphic relationships require explicit model mapping.
Define the morph map for polymorphic relations and require all morphed models to be explicitly mapped.
Set or get the morph map for polymorphic relations.
Builds a table-keyed array from model class names.
Get the model associated with a custom polymorphic type.
Force a clone of the underlying query builder when cloning.
Details
protected mixed
forwardCallTo(mixed $object, string $method, array $parameters)
Forward a method call to the given object.
protected mixed
forwardDecoratedCallTo(mixed $object, string $method, array $parameters)
Forward a method call to the given object, returning $this if the forwarded call returned itself.
static protected void
throwBadMethodCallException(string $method)
Throw a bad method call exception for the given method.
static void
macro(string $name, object|callable $macro)
Register a custom macro.
static void
mixin(object $mixin, bool $replace = true)
Mix another object into the class.
static bool
hasMacro(string $name)
Checks if macro is registered.
static void
flushMacros()
Flush the existing macros.
static mixed
__callStatic(string $method, array $parameters)
Dynamically handle calls to the class.
mixed
__call(string $method, array $parameters)
Handle dynamic method calls to the relationship.
static mixed
noConstraints(Closure $callback)
Run a callback with constraints disabled on the relation.
abstract void
addConstraints()
Set the base constraints on the relation query.
abstract void
addEagerConstraints(array $models)
Set the constraints for an eager load of the relation.
abstract array
initRelation(array $models, string $relation)
Initialize the relation on a set of models.
abstract array
match(array $models, Collection $results, string $relation)
Match the eagerly loaded results to their parents.
abstract mixed
getResults()
Get the results of the relationship.
Collection
getEager()
Get the relationship for eager loading.
Model
sole(array|string $columns = ['*'])
Execute the query and get the first result if it's the sole matching record.
Collection
get(array $columns = ['*'])
Execute the query as a "select" statement.
void
touch()
Touch all of the related models for the relationship.
int
rawUpdate(array $attributes = [])
Run a raw update against the base query.
Builder
getRelationExistenceCountQuery(Builder $query, Builder $parentQuery)
Add the constraints for a relationship count query.
Builder
getRelationExistenceQuery(Builder $query, Builder $parentQuery, array|mixed $columns = ['*'])
Add the constraints for an internal relationship existence query.
Essentially, these queries compare on column names like whereColumn.
string
getRelationCountHash(bool $incrementJoinCount = true)
Get a relationship join table hash.
protected array
getKeys(array $models, string|null $key = null)
Get all of the primary keys for an array of models.
protected Builder
getRelationQuery()
Get the query builder that will contain the relationship constraints.
Builder
getQuery()
Get the underlying query for the relation.
Builder
getBaseQuery()
Get the base query builder driving the Eloquent builder.
Builder
toBase()
Get a base query builder instance.
Model
getParent()
Get the parent model of the relation.
string
getQualifiedParentKeyName()
Get the fully qualified parent key name.
Model
getRelated()
Get the related model of the relation.
string
createdAt()
Get the name of the "created at" column.
string
updatedAt()
Get the name of the "updated at" column.
string
relatedUpdatedAt()
Get the name of the related model's "updated at" column.
protected void
whereInEager(string $whereIn, string $key, array $modelKeys, Builder $query = null)
Add a whereIn eager constraint for the given set of model keys to be loaded.
protected string
whereInMethod(Model $model, string $key)
Get the name of the "where in" method for eager loading.
static void
requireMorphMap(bool $requireMorphMap = true)
Prevent polymorphic relationships from being used without model mappings.
static bool
requiresMorphMap()
Determine if polymorphic relationships require explicit model mapping.
static array
enforceMorphMap(array $map, bool $merge = true)
Define the morph map for polymorphic relations and require all morphed models to be explicitly mapped.
static array
morphMap(array $map = null, bool $merge = true)
Set or get the morph map for polymorphic relations.
static protected array|null
buildMorphMapFromModels(array $models = null)
Builds a table-keyed array from model class names.
static string|null
getMorphedModel(string $alias)
Get the model associated with a custom polymorphic type.
void
__clone()
Force a clone of the underlying query builder when cloning.