1. class
  2. Drupal
  3. \
  4. Core
  5. \
  6. ImageToolkit
  7. \
  8. ImageToolkitBase

ImageToolkitBase

abstract class ImageToolkitBase extends PluginBase implements ImageToolkitInterface (View source)

Provides a base class for image toolkit plugins.

Traits

StringTranslationTrait

Wrapper methods for \Drupal\Core\StringTranslation\TranslationInterface.

DependencySerializationTrait

Provides dependency injection friendly methods for serialization.

MessengerTrait

Provides a trait for the messenger service.

Constants

DERIVATIVE_SEPARATOR

A string which is used to separate base plugin IDs from the derivative ID.

Properties

protected string $pluginId

The plugin_id.

 from  PluginBase
protected array $pluginDefinition

The plugin implementation definition.

 from  PluginBase
protected array $configuration

Configuration information passed into the plugin.

 from  PluginBase
protected TranslationInterface $stringTranslation

The string translation service.

 from  StringTranslationTrait
protected array $_serviceIds

An array of service IDs keyed by property name used for serialization.

 from  DependencySerializationTrait
protected array $_entityStorages

An array of entity type IDs keyed by the property name of their storages.

 from  DependencySerializationTrait
protected MessengerInterface $messenger

The messenger.

 from  MessengerTrait
protected ConfigFactoryInterface $configFactory

The config factory.
protected string $source

Path of the image file.
protected ImageToolkitOperationManagerInterface $operationManager

The image toolkit operation manager.
protected LoggerInterface $logger

A logger instance.

Methods

__construct(array $configuration, string $plugin_id, mixed $plugin_definition, ImageToolkitOperationManagerInterface $operation_manager, LoggerInterface $logger, ConfigFactoryInterface $config_factory)

Constructs an ImageToolkitBase object.

string
getPluginId()

Gets the plugin_id of the plugin instance.

from  PluginBase
string
getBaseId()

Gets the base_plugin_id of the plugin instance.

from  PluginBase
string|null
getDerivativeId()

Gets the derivative_id of the plugin instance.

from  PluginBase
array
getPluginDefinition()

Gets the definition of the plugin implementation.

from  PluginBase
bool
isConfigurable()

Determines if the plugin is configurable.

from  PluginBase
TranslatableMarkup
t(string $string, array $args = [], array $options = [])

Translates a string to the current language or to a given language.

from  StringTranslationTrait
formatPlural($count, $singular, $plural, array $args = [], array $options = [])

Formats a string containing a count of items.

from  StringTranslationTrait
getNumberOfPlurals($langcode = NULL)

Returns the number of plurals supported by a given language.

from  StringTranslationTrait
TranslationInterface
getStringTranslation()

Gets the string translation service.

from  StringTranslationTrait
$this
setStringTranslation(TranslationInterface $translation)

Sets the string translation service to use.

from  StringTranslationTrait
__sleep()

{@inheritdoc}

from  DependencySerializationTrait
__wakeup()

{@inheritdoc}

from  DependencySerializationTrait
setMessenger(MessengerInterface $messenger)

Sets the messenger.

from  MessengerTrait
MessengerInterface
messenger()

Gets the messenger.

from  MessengerTrait
validateConfigurationForm(array $form, FormStateInterface $form_state)

Form validation handler.

$this
setSource(string $source)

Sets the source path of the image file.

string
getSource()

Gets the source path of the image file.

array
getRequirements()

Gets toolkit requirements in a format suitable for hook_requirements().

ImageToolkitOperationInterface
getToolkitOperation(string $operation)

Gets a toolkit operation plugin instance.

bool
apply(string $operation, array $arguments = [])

Applies a toolkit operation to an image.

Details

at line 65
__construct(array $configuration, string $plugin_id, mixed $plugin_definition, ImageToolkitOperationManagerInterface $operation_manager, LoggerInterface $logger, ConfigFactoryInterface $config_factory)

Constructs an ImageToolkitBase object.

Parameters

array $configuration

A configuration array containing information about the plugin instance.
string $plugin_id

The plugin_id for the plugin instance.
mixed $plugin_definition

The plugin implementation definition.
ImageToolkitOperationManagerInterface $operation_manager

The toolkit operation manager.
LoggerInterface $logger

A logger instance.
ConfigFactoryInterface $config_factory

The config factory.

in PluginBase at line 62
string getPluginId()

Gets the plugin_id of the plugin instance.

Return Value

string

The plugin_id of the plugin instance.

in PluginBase at line 69
string getBaseId()

Gets the base_plugin_id of the plugin instance.

Return Value

string

The base_plugin_id of the plugin instance.

in PluginBase at line 80
string|null getDerivativeId()

Gets the derivative_id of the plugin instance.

Return Value

string|null

The derivative_id of the plugin instance NULL otherwise.

in PluginBase at line 92
array getPluginDefinition()

Gets the definition of the plugin implementation.

Return Value

array

The plugin definition, as returned by the discovery object used by the plugin manager.

in PluginBase at line 102
bool isConfigurable()

Determines if the plugin is configurable.

Return Value

bool

A boolean indicating whether the plugin is configurable.

in StringTranslationTrait at line 70
protected TranslatableMarkup t(string $string, array $args = [], array $options = [])

Translates a string to the current language or to a given language.

See \Drupal\Core\StringTranslation\TranslatableMarkup::__construct() for important security information and usage guidelines.

In order for strings to be localized, make them available in one of the ways supported by the

Parameters

string $string

A string containing the English text to translate.
array $args

(optional) An associative array of replacements to make after translation. Based on the first character of the key, the value is escaped and/or themed. See \Drupal\Component\Render\FormattableMarkup::placeholderFormat() for details.
array $options

(optional) An associative array of additional options, with the following elements:

  • 'langcode' (defaults to the current language): A language code, to translate to a language other than what is used to display the page.
  • 'context' (defaults to the empty context): The context the source string belongs to. See the @link i18n Internationalization topic @endlink for more information about string contexts.

Return Value

TranslatableMarkup

An object that, when cast to a string, returns the translated string.

See also

FormattableMarkup::placeholderFormat
TranslatableMarkup::__construct

in StringTranslationTrait at line 79
protected formatPlural($count, $singular, $plural, array $args = [], array $options = [])

Formats a string containing a count of items.

Parameters

$count
$singular
$plural
array $args
array $options

See also

TranslationInterface::formatPlural

in StringTranslationTrait at line 88
protected getNumberOfPlurals($langcode = NULL)

Returns the number of plurals supported by a given language.

Parameters

$langcode

See also

PluralFormulaInterface::getNumberOfPlurals

in StringTranslationTrait at line 102
protected TranslationInterface getStringTranslation()

Gets the string translation service.

Return Value

TranslationInterface

The string translation service.

in StringTranslationTrait at line 118
$this setStringTranslation(TranslationInterface $translation)

Sets the string translation service to use.

Parameters

TranslationInterface $translation

The string translation service.

Return Value

$this

in DependencySerializationTrait at line 32
__sleep()

{@inheritdoc}

in DependencySerializationTrait at line 67
__wakeup()

{@inheritdoc}

in MessengerTrait at line 23
setMessenger(MessengerInterface $messenger)

Sets the messenger.

Parameters

MessengerInterface $messenger

The messenger.

in MessengerTrait at line 33
MessengerInterface messenger()

Gets the messenger.

Return Value

MessengerInterface

The messenger.

at line 75
validateConfigurationForm(array $form, FormStateInterface $form_state)

Form validation handler.

Parameters

array $form

An associative array containing the structure of the plugin form as built by static::buildConfigurationForm().
FormStateInterface $form_state

The current state of the form. Calling code should pass on a subform state created through \Drupal\Core\Form\SubformState::createForSubform().

at line 80
$this setSource(string $source)

Sets the source path of the image file.

Parameters

string $source

The source path of the image file.

Return Value

$this

An instance of the current toolkit object.

Exceptions

BadMethodCallException

at line 94
string getSource()

Gets the source path of the image file.

Return Value

string

The source path of the image file, or an empty string if the source is not set.

at line 101
array getRequirements()

Gets toolkit requirements in a format suitable for hook_requirements().

Return Value

array

An associative requirements array as is returned by hook_requirements(). If the toolkit claims no requirements to the system, returns an empty array. The array can have arbitrary keys and they do not have to be prefixed by e.g. the module name or toolkit ID, as the system will make the keys globally unique.

at line 114
protected ImageToolkitOperationInterface getToolkitOperation(string $operation)

Gets a toolkit operation plugin instance.

Parameters

string $operation

The toolkit operation requested.

Return Value

ImageToolkitOperationInterface

An instance of the requested toolkit operation plugin.

at line 121
bool apply(string $operation, array $arguments = [])

Applies a toolkit operation to an image.

Parameters

string $operation

The toolkit operation to be processed.
array $arguments

An associative array of arguments to be passed to the toolkit operation, e.g. array('width' => 50, 'height' => 100, 'upscale' => TRUE).

Return Value

bool

TRUE if the operation was performed successfully, FALSE otherwise.