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AssetsController ​

Type
Class
Namespace
craft\controllers
Inherits
craft\controllers\AssetsController » craft\web\Controller » yii\web\Controller » yii\base\Controller » yii\base\Component » yii\base\BaseObject
Implements
yii\base\Configurable, yii\base\ViewContextInterface
Uses traits
craft\controllers\AssetsControllerTrait
Since
3.0.0

The AssetsController class is a controller that handles various actions related to asset tasks, such as uploading files and creating/deleting/renaming files and folders.

Note that all actions in the controller except for actionGenerateTransform() and \craft\controllers\actionGenerateThumb() require an authenticated Craft session via allowAnonymous.

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Public Properties ​

PropertyDescription
actionyii\base\Action, null – The action that is currently being executed.
actionParamsarray – The parameters bound to the current action.
behaviorsyii\base\Behavior – List of behaviors attached to this component.
defaultActionstring – The ID of the action that is used when the action ID is not specified in the request.
enableCsrfValidationboolean – Whether to enable CSRF validation for the actions in this controller.
idstring – The ID of this controller.
layoutstring, null, false – The name of the layout to be applied to this controller's views.
moduleyii\base\Module – The module that this controller belongs to.
modulesyii\base\Module – All ancestor modules that this controller is located within.
requestcraft\web\Request
responsecraft\web\Response
routestring – The route (module ID, controller ID and action ID) of the current request.
uniqueIdstring – The controller ID that is prefixed with the module ID (if any).
viewcraft\web\View – The view object that can be used to render views or view files
viewPathstring – The directory containing the view files for this controller.

Protected Properties ​

PropertyDescription
allowAnonymousinteger, boolean, integer[], string[] – Whether this controller’s actions can be accessed anonymously.

allowAnonymous ​

Type
integer, boolean, integer[], string[]
Default value
[ 'generate-thumb', 'generate-transform', ]

Whether this controller’s actions can be accessed anonymously.

This can be set to any of the following:

  • false or self::ALLOW_ANONYMOUS_NEVER (default) – indicates that all controller actions should never be accessed anonymously
  • true or self::ALLOW_ANONYMOUS_LIVE – indicates that all controller actions can be accessed anonymously when the system is live
  • self::ALLOW_ANONYMOUS_OFFLINE – indicates that all controller actions can be accessed anonymously when the system is offline
  • self::ALLOW_ANONYMOUS_LIVE | self::ALLOW_ANONYMOUS_OFFLINE – indicates that all controller actions can be accessed anonymously when the system is live or offline
  • An array of action IDs (e.g. ['save-guest-entry', 'edit-guest-entry']) – indicates that the listed action IDs can be accessed anonymously when the system is live
  • An array of action ID/bitwise pairs (e.g. ['save-guest-entry' => self::ALLOW_ANONYMOUS_OFFLINE] – indicates that the listed action IDs can be accessed anonymously per the bitwise int assigned to it.

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Public Methods ​

MethodDescription
__call()Calls the named method which is not a class method.
__clone()This method is called after the object is created by cloning an existing one.
__construct()
__get()Returns the value of a component property.
__isset()Checks if a property is set, i.e. defined and not null.
__set()Sets the value of a component property.
__unset()Sets a component property to be null.
actionCreateFolder()Creates a folder.
actionDeleteAsset()Deletes an asset.
actionDeleteFolder()Delete a folder.
actionDownloadAsset()Returns a file’s contents.
actionEditImage()Returns the image being edited.
actionGenerateFallbackTransform()Generates a fallback transform.
actionGenerateTransform()Generates a transform.
actionIcon()Returns a file icon with an extension.
actionImageEditor()Returns the Image Editor template.
actionIndex()Displays the Assets index page.
actionMoveAsset()Move one or more assets.
actionMoveFolder()Moves a folder.
actionPreviewFile()Returns file preview info for an asset.
actionPreviewThumb()Returns an updated preview image for an asset.
actionRenameFolder()Renames a folder.
actionReplaceFile()Replaces a file.
actionSaveAsset()Saves an asset.
actionSaveImage()Saves an image according to the posted parameters.
actionShowInFolder()Show in folder action.
actionUpdateFocalPosition()Update an asset's focal point position.
actionUpload()Handles a file upload.
actions()Declares external actions for the controller.
afterAction()This method is invoked right after an action is executed.
asCpModal()Sends a control panel modal response.
asCpScreen()Sends a control panel screen response.
asErrorJson()Responds to the request with a JSON error message.
asFailure()Sends a failure response.
asJson()Send data formatted as JSON.
asJsonP()Sets the response format of the given data as JSONP.
asModelFailure()Sends a failure response for a model.
asModelSuccess()Sends a success response for a model.
asRaw()Sets the response format of the given data as RAW.
asSuccess()Sends a success response.
asXml()Send data formatted as XML.
attachBehavior()Attaches a behavior to this component.
attachBehaviors()Attaches a list of behaviors to the component.
beforeAction()This method is invoked right before an action is executed.
behaviors()Returns a list of behaviors that this component should behave as.
bindActionParams()Binds the parameters to the action.
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.
createAction()Creates an action based on the given action ID.
currentUser()Returns the currently logged-in user.
detachBehavior()Detaches a behavior from the component.
detachBehaviors()Detaches all behaviors from the component.
ensureBehaviors()Makes sure that the behaviors declared in behaviors() are attached to this component.
findLayoutFile()Finds the applicable layout file.
getBehavior()Returns the named behavior object.
getBehaviors()Returns all behaviors attached to this component.
getModules()Returns all ancestor modules of this controller.
getRoute()Returns the route of the current request.
getUniqueId()Returns the unique ID of the controller.
getView()Returns the view object that can be used to render views or view files
getViewPath()Returns the directory containing view files for this controller.
goBack()Redirects the browser to the last visited page.
goHome()Redirects the browser to the home page.
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 for this component.
init()Initializes the object.
off()Detaches an existing event handler from this component.
on()Attaches an event handler to an event.
redirect()Redirects the browser to the specified URL.
redirectToPostedUrl()Redirects to the URI specified in the POST.
refresh()Refreshes the current page.
render()Renders a view and applies layout if available.
renderAjax()Renders a view in response to an AJAX request.
renderContent()Renders a static string by applying a layout.
renderFile()Renders a view file.
renderPartial()Renders a view without applying layout.
renderTemplate()Sends a rendered template response.
requireAcceptsJson()Throws a 400 error if the request doesn't accept JSON.
requireAdmin()Throws a 403 error if the current user is not an admin.
requireAuthorization()Checks whether the current user can perform a given action, and ends the request with a 403 error if they don’t.
requireCpRequest()Throws a 400 error if the current request isn’t a control panel request.
requireElevatedSession()Requires that the user has an elevated session.
requireGuest()Redirects the user to the account template if they are logged in.
requireLogin()Redirects the user to the login template if they're not logged in.
requirePeerVolumePermissionByAsset()Requires a peer permission for a given asset, unless it was uploaded by the current user.
requirePermission()Checks whether the current user has a given permission, and ends the request with a 403 error if they don’t.
requirePostRequest()Throws a 400 error if this isn’t a POST request
requireSiteRequest()Throws a 400 error if the current request isn’t a site request.
requireToken()Throws a 400 error if the current request doesn’t have a valid Craft token.
requireVolumePermission()Requires a volume permission by its UID.
requireVolumePermissionByAsset()Requires a volume permission for a given asset.
requireVolumePermissionByFolder()Requires a volume permission for a given folder.
run()Runs a request specified in terms of a route.
runAction()Runs an action within this controller with the specified action ID and parameters.
setFailFlash()Sets an error flash message on the user session.
setSuccessFlash()Sets a success flash message on the user session.
setView()Sets the view object to be used by this controller.
setViewPath()Sets the directory that contains the view files.
trigger()Triggers an event.

actionCreateFolder() ​

Creates a folder.

View source

Returns ​

yii\web\Response

Throws ​

actionDeleteAsset() ​

Deletes an asset.

View source

Returns ​

yii\web\Response, null

Throws ​

actionDeleteFolder() ​

Delete a folder.

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Returns ​

yii\web\Response

Throws ​

actionDownloadAsset() ​

Returns a file’s contents.

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Returns ​

yii\web\Response

Throws ​

actionEditImage() ​

Returns the image being edited.

View source

Returns ​

yii\web\Response

Throws ​

actionGenerateFallbackTransform() ​

Since
4.4.0

Generates a fallback transform.

View source

Arguments ​

Returns ​

yii\web\Response

actionGenerateTransform() ​

Generates a transform.

View source

Arguments ​

Returns ​

yii\web\Response

Throws ​

actionIcon() ​

Since
4.0.0

Returns a file icon with an extension.

View source

Arguments ​

  • $extension (string) – The asset’s UID

Returns ​

yii\web\Response

actionImageEditor() ​

Returns the Image Editor template.

View source

Returns ​

yii\web\Response

Throws ​

actionIndex() ​

Since
4.4.0

Displays the Assets index page.

View source

Arguments ​

  • $defaultSource

Returns ​

yii\web\Response

actionMoveAsset() ​

Move one or more assets.

View source

Returns ​

yii\web\Response

Throws ​

actionMoveFolder() ​

Moves a folder.

View source

Returns ​

yii\web\Response

Throws ​

actionPreviewFile() ​

Returns file preview info for an asset.

View source

Returns ​

yii\web\Response

Throws ​

actionPreviewThumb() ​

Since
3.4.0

Returns an updated preview image for an asset.

View source

Returns ​

yii\web\Response

Throws ​

actionRenameFolder() ​

Renames a folder.

View source

Returns ​

yii\web\Response

Throws ​

actionReplaceFile() ​

Replaces a file.

View source

Returns ​

yii\web\Response

Throws ​

actionSaveAsset() ​

DEPRECATED

Deprecated in 4.0.0

Since
3.4.0

Saves an asset.

View source

Returns ​

yii\web\Response, null

Throws ​

actionSaveImage() ​

Saves an image according to the posted parameters.

View source

Returns ​

yii\web\Response

Throws ​

actionShowInFolder() ​

Show in folder action.

Find asset by id and Return source path info for each folder up until the one the asset is in.

View source

Returns ​

yii\web\Response

Throws ​

actionUpdateFocalPosition() ​

Update an asset's focal point position.

View source

Returns ​

yii\web\Response

Throws ​

actionUpload() ​

Since
3.4.0

Handles a file upload.

View source

Returns ​

yii\web\Response

Throws ​

Protected Methods ​

MethodDescription
asBrokenImage()Sends a broken image response based on a given exception.
bindInjectedParams()Fills parameters based on types and names in action method signature.
defineBehaviors()Returns the behaviors to attach to this class.
getPostedRedirectUrl()Gets the redirect param specified in the POST data.

asBrokenImage() ​

Since
3.4.8

Sends a broken image response based on a given exception.

View source

Arguments ​

Returns ​

yii\web\Response

Constants ​

ConstantDescription
ALLOW_ANONYMOUS_LIVE
ALLOW_ANONYMOUS_NEVER
ALLOW_ANONYMOUS_OFFLINE