SavableComponent

Type
Abstract Class
Namespace
craft\base
Inherits
craft\base\SavableComponent » craft\base\ConfigurableComponent » craft\base\Component » craft\base\Model » yii\base\Model » yii\base\Component » yii\base\BaseObject
Implements
ArrayAccess, IteratorAggregate, craft\base\ComponentInterface, craft\base\ConfigurableComponentInterface, craft\base\SavableComponentInterface, yii\base\Arrayable, yii\base\Configurable, yii\base\StaticInstanceInterface
Uses traits
craft\base\ClonefixTrait, craft\base\SavableComponentTrait, yii\base\ArrayableTrait, yii\base\StaticInstanceTrait
Extended by
craft\base\Field, craft\base\FlysystemVolume, craft\base\Volume, craft\base\Widget, craft\fields\Assets, craft\fields\BaseOptionsField, craft\fields\BaseRelationField, craft\fields\Categories, craft\fields\Checkboxes, craft\fields\Color, craft\fields\Date, craft\fields\Dropdown, craft\fields\Email, craft\fields\Entries, craft\fields\Lightswitch, craft\fields\Matrix, craft\fields\MissingField, craft\fields\MultiSelect, craft\fields\Number, craft\fields\PlainText, craft\fields\RadioButtons, craft\fields\Table, craft\fields\Tags, craft\fields\Url, craft\fields\Users, craft\volumes\Local, craft\volumes\MissingVolume, craft\volumes\Temp, craft\widgets\CraftSupport, craft\widgets\Feed, craft\widgets\MissingWidget, craft\widgets\NewUsers, craft\widgets\QuickPost, craft\widgets\RecentEntries, craft\widgets\Updates
Since
3.0.0

SavableComponent is the base class for classes representing savable Craft components in terms of objects.

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# Public Properties

Property Description
activeValidators yii\validators\Validator – The validators applicable to the current scenario.
attributes array – Attribute values (name => value).
behaviors yii\base\Behavior – List of behaviors attached to this component
dateCreated DateTime, null – The date that the component was created
dateUpdated DateTime, null – The date that the component was last updated
errors array – Errors for all attributes or the specified attribute.
firstErrors array – The first errors.
id integer, string, null – The component’s ID (could be a temporary one: "new:X")
isNew boolean – Whether the component is new
iterator ArrayIterator – An iterator for traversing the items in the list.
scenario string – The scenario that this model is in.
settings array – The component’s settings.
settingsHtml string, null
validators ArrayObject, yii\validators\Validator – All the validators declared in the model.

# isNew

Type
boolean
Access
Read-only

Whether the component is new

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# Public Methods

Method Description
__call() Calls the named method which is not a class method.
__clone()
__construct() Constructor.
__get() Returns the value of an object property.
__isset() Checks if a property is set, i.e. defined and not null.
__set() Sets value of an object property.
__unset() Sets an object property to null.
activeAttributes() Returns the attribute names that are subject to validation in the current scenario.
addError() Adds a new error to the specified attribute.
addErrors() Adds a list of errors.
addModelErrors() Adds errors from another model, with a given attribute name prefix.
afterDelete() Performs actions after a component is deleted.
afterSave() Performs actions after a component is saved.
afterValidate() This method is invoked after validation ends.
attachBehavior() Attaches a behavior to this component.
attachBehaviors() Attaches a list of behaviors to the component.
attributeHints() Returns the attribute hints.
attributeLabels() Returns the attribute labels.
attributes() Returns the list of attribute names.
beforeApplyDelete() Performs actions before a component delete is applied to the database.
beforeDelete() Performs actions before a component is deleted.
beforeSave() Performs actions before a component is saved.
beforeValidate() This method is invoked before validation starts.
behaviors() Returns a list of behaviors that this component should behave as.
canGetProperty() Returns a value indicating whether a property can be read.
canSetProperty() Returns a value indicating whether a property can be set.
className() Returns the fully qualified name of this class.
clearErrors() Removes errors for all attributes or a single attribute.
createValidators() Creates validator objects based on the validation rules specified in rules().
datetimeAttributes() Returns the names of any attributes that should hold DateTime values.
detachBehavior() Detaches a behavior from the component.
detachBehaviors() Detaches all behaviors from the component.
displayName() Returns the display name of this class.
ensureBehaviors() Makes sure that the behaviors declared in behaviors() are attached to this component.
extraFields() Returns the list of fields that can be expanded further and returned by toArray().
fields() Returns the list of fields that should be returned by default by toArray() when no specific fields are specified.
formName() Returns the form name that this model class should use.
generateAttributeLabel() Generates a user friendly attribute label based on the give attribute name.
getActiveValidators() Returns the validators applicable to the current scenario.
getAttributeHint() Returns the text hint for the specified attribute.
getAttributeLabel() Returns the text label for the specified attribute.
getAttributes() Returns attribute values.
getBehavior() Returns the named behavior object.
getBehaviors() Returns all behaviors attached to this component.
getError() Returns the first error of the specified attribute.
getErrorSummary() Returns the errors for all attributes as a one-dimensional array.
getErrors() Returns the errors for all attributes or a single attribute.
getFirstError() Returns the first error of the specified attribute.
getFirstErrors() Returns the first error of every attribute in the model.
getIsNew() Returns whether the component is new (unsaved).
getIterator() Returns an iterator for traversing the attributes in the model.
getScenario() Returns the scenario that this model is used in.
getSettings() Returns an array of the component’s settings.
getSettingsHtml() Returns the component’s settings HTML.
getValidators() Returns all the validators declared in rules().
hasErrors() Returns a value indicating whether there is any validation error.
hasEventHandlers() Returns a value indicating whether there is any handler attached to the named event.
hasMethod() Returns a value indicating whether a method is defined.
hasProperty() Returns a value indicating whether a property is defined.
init() Initializes the object.
instance() Returns static class instance, which can be used to obtain meta information.
isAttributeActive() Returns a value indicating whether the attribute is active in the current scenario.
isAttributeRequired() Returns a value indicating whether the attribute is required.
isAttributeSafe() Returns a value indicating whether the attribute is safe for massive assignments.
isSelectable() Returns whether the component should be selectable in component Type selects.
load() Populates the model with input data.
loadMultiple() Populates a set of models with the data from end user.
off() Detaches an existing event handler from this component.
offsetExists() Returns whether there is an element at the specified offset.
offsetGet() Returns the element at the specified offset.
offsetSet() Sets the element at the specified offset.
offsetUnset() Sets the element value at the specified offset to null.
on() Attaches an event handler to an event.
onUnsafeAttribute() This method is invoked when an unsafe attribute is being massively assigned.
rules() Returns the validation rules for attributes.
safeAttributes() Returns the attribute names that are safe to be massively assigned in the current scenario.
scenarios() Returns a list of scenarios and the corresponding active attributes.
setAttributes() Sets the attribute values in a massive way.
setScenario() Sets the scenario for the model.
settingsAttributes() Returns the list of settings attribute names.
toArray() Converts the model into an array.
trigger() Triggers an event.
validate() Performs the data validation.
validateMultiple() Validates multiple models.

# afterDelete()

Performs actions after a component is deleted.

View source

# afterSave()

Performs actions after a component is saved.

View source

Arguments

  • $isNew (boolean) – Whether the component is brand new

# beforeApplyDelete()

Since
3.1.0

Performs actions before a component delete is applied to the database.

View source

# beforeDelete()

Performs actions before a component is deleted.

View source

Returns

boolean – Whether the component should be deleted

# beforeSave()

Performs actions before a component is saved.

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Arguments

  • $isNew (boolean) – Whether the component is brand new

Returns

boolean – Whether the component should be saved

# getIsNew()

Returns whether the component is new (unsaved).

View source

Returns

boolean – Whether the component is new

# Protected Methods

Method Description
defineRules() Returns the validation rules for attributes.
extractFieldsFor() Extract nested fields from a fields collection for a given root field Nested fields are separated with dots (.). e.g: "item.id" The previous example would extract "id".
extractRootFields() Extracts the root field names from nested fields.
resolveFields() Determines which fields can be returned by toArray().

# Constants

Constant Description
SCENARIO_DEFAULT The name of the default scenario.

# Events

# EVENT_AFTER_DELETE

Type
yii\base\Event

The event that is triggered after the component is deleted

# EVENT_AFTER_SAVE

Type
craft\events\ModelEvent

The event that is triggered after the component is saved

# EVENT_BEFORE_APPLY_DELETE

Type
craft\events\ModelEvent

The event that is triggered before the delete is applied to the database

# EVENT_BEFORE_DELETE

Type
craft\events\ModelEvent

The event that is triggered before the component is deleted You may set craft\events\ModelEvent::$isValid to false to prevent the component from getting deleted.

# EVENT_BEFORE_SAVE

Type
craft\events\ModelEvent

The event that is triggered before the component is saved You may set craft\events\ModelEvent::$isValid to false to prevent the component from getting saved.