Config

Type

Class

Namespace

craft\services

Inherits

craft\services\Config » yii\base\Component » yii\base\BaseObject

Implements

yii\base\Configurable

Since

3.0.0

The Config service provides APIs for retrieving the values of Craft’s config settings, as well as the values of any plugins’ config settings.

An instance of the service is available via Craft::$app->config.

View source

Public Properties

Property	Description
appDefaultsDir	string – The path to the directory containing the default application config settings
behaviors	yii\base\Behavior – List of behaviors attached to this component.
configDir	string – The path to the config directory
db	craft\config\DbConfig – the DB config settings
dotEnvPath	string
env	string, null – The environment ID Craft is currently running in.
general	craft\config\GeneralConfig – the general config settings

appDefaultsDir

Type

string

Default value

''

The path to the directory containing the default application config settings

View source

configDir

Type

string

Default value

''

The path to the config directory

View source

db

Type

craft\config\DbConfig

Default value

null

the DB config settings

View source

dotEnvPath

Type

string

Default value

null

Access

Read-only

View source

env

Type

string, null

Default value

null

The environment ID Craft is currently running in.

View source

---

Example

php

$env = Craft::$app->config->env;

twig

{% if craft.app.config.env == 'production' %}
  {% include "_includes/ga" %}
{% endif %}

general

Type

craft\config\GeneralConfig

Default value

null

the general config settings

View source

Public Methods

Method	Description
__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()	Constructor.
__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.
attachBehavior()	Attaches a behavior to this component.
attachBehaviors()	Attaches a list of behaviors to the component.
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.
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.
getBehavior()	Returns the named behavior object.
getBehaviors()	Returns all behaviors attached to this component.
getConfigFilePath()	Returns the path to a config file.
getConfigFromFile()	Loads a config file from the config/ folder, checks if it's a multi-environment config, and returns the values.
getConfigSettings()	Returns all of the config settings for a given category.
getDb()	Returns the DB config settings.
getDotEnvPath()	Returns the path to the .env file (regardless of whether it exists).
getGeneral()	Returns the general config settings.
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.
setBooleanDotEnvVar()	Sets a boolean environment variable value in the project's .env file.
setDotEnvVar()	Sets an environment variable value in the project's .env file.
trigger()	Triggers an event.

getConfigFilePath()

Returns the path to a config file.

View source

Arguments

• $filename (string) – The filename (sans .php extension)

Returns

string

getConfigFromFile()

Loads a config file from the config/ folder, checks if it's a multi-environment config, and returns the values.

View source

Arguments

• $filename (mixed)

Returns

array

---

Example

php

// get the values defined in config/foo.php
$settings = Craft::$app->config->getConfigFromFile('foo');

getConfigSettings()

Returns all of the config settings for a given category.

View source

Arguments

• $category (string) – The config category

Returns

yii\base\BaseObject – The config settings

Throws

• yii\base\InvalidArgumentException
  if $category is invalid
• yii\base\InvalidConfigException
  if the securityKey general config setting is not set, and a auto-generated one could not be saved

getDb()

Returns the DB config settings.

View source

Returns

craft\config\DbConfig

---

Example

php

$username = Craft::$app->config->db->username;

twig

{% set username = craft.app.config.db.username %}

getDotEnvPath()

Returns the path to the .env file (regardless of whether it exists).

View source

Returns

string

getGeneral()

Returns the general config settings.

View source

Returns

craft\config\GeneralConfig

---

Example

php

$logoutPath = Craft::$app->config->general->logoutPath;

twig

<a href="{{ url(craft.app.config.general.logoutPath) }}">
  Logout
</a>

setBooleanDotEnvVar()

Since

3.7.24

Sets a boolean environment variable value in the project's .env file.

If the environment variable is already set to a boolean-esque value, its counterpart will be used. For example, if true is passed and the current value is no, the variable will be set to yes.

View source

Arguments

• $name (string) – The environment variable name
• $value (boolean) – The environment variable value

Throws

• yii\base\Exception
  if the .env file doesn't exist

setDotEnvVar()

Sets an environment variable value in the project's .env file.

View source

Arguments

• $name (string) – The environment variable name
• $value (string) – The environment variable value

Throws

• yii\base\Exception
  if the .env file doesn't exist

Constants

Constant	Description
CATEGORY_DB
CATEGORY_GENERAL