class FilterImageLinkToSource in Image Resize Filter 8
Provides a filter to link images derivates to source (original) image.
Plugin annotation
@Filter(
id = "filter_image_link_to_source",
title = @Translation("Image Resize Filter: Link images derivates to source"),
description = @Translation("Link an image derivate to its source (original) image."),
type = Drupal\filter\Plugin\FilterInterface::TYPE_TRANSFORM_REVERSIBLE
)
Hierarchy
- class \Drupal\Component\Plugin\PluginBase implements DerivativeInspectionInterface, PluginInspectionInterface
- class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
- class \Drupal\filter\Plugin\FilterBase implements FilterInterface
- class \Drupal\image_resize_filter\Plugin\Filter\FilterImageLinkToSource
- class \Drupal\filter\Plugin\FilterBase implements FilterInterface
- class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
Expanded class hierarchy of FilterImageLinkToSource
File
- src/
Plugin/ Filter/ FilterImageLinkToSource.php, line 20
Namespace
Drupal\image_resize_filter\Plugin\FilterView source
class FilterImageLinkToSource extends FilterBase {
/**
* {@inheritdoc}
*/
public function process($text, $langcode) {
$result = new FilterProcessResult($text);
$dom = Html::load($text);
$xpath = new \DOMXPath($dom);
/** @var \DOMNode $node */
foreach ($xpath
->query('//img') as $node) {
// Read the data-align attribute's value, then delete it.
$width = $node
->getAttribute('width');
$height = $node
->getAttribute('height');
$src = $node
->getAttribute('src');
if (!UrlHelper::isExternal($src)) {
if ($width || $height) {
/** @var \DOMNode $element */
$element = $dom
->createElement('a');
$element
->setAttribute('href', $src);
$node->parentNode
->replaceChild($element, $node);
$element
->appendChild($node);
}
}
}
$result
->setProcessedText(Html::serialize($dom));
return $result;
}
}
Members
Name | Modifiers | Type | Description | Overrides |
---|---|---|---|---|
DependencySerializationTrait:: |
protected | property | An array of entity type IDs keyed by the property name of their storages. | |
DependencySerializationTrait:: |
protected | property | An array of service IDs keyed by property name used for serialization. | |
DependencySerializationTrait:: |
public | function | 1 | |
DependencySerializationTrait:: |
public | function | 2 | |
FilterBase:: |
public | property | The name of the provider that owns this filter. | |
FilterBase:: |
public | property | An associative array containing the configured settings of this filter. | |
FilterBase:: |
public | property | A Boolean indicating whether this filter is enabled. | |
FilterBase:: |
public | property | The weight of this filter compared to others in a filter collection. | |
FilterBase:: |
public | function |
Calculates dependencies for the configured plugin. Overrides DependentPluginInterface:: |
1 |
FilterBase:: |
public | function |
Gets default configuration for this plugin. Overrides ConfigurableInterface:: |
|
FilterBase:: |
public | function |
Gets this plugin's configuration. Overrides ConfigurableInterface:: |
|
FilterBase:: |
public | function |
Returns the administrative description for this filter plugin. Overrides FilterInterface:: |
|
FilterBase:: |
public | function |
Returns HTML allowed by this filter's configuration. Overrides FilterInterface:: |
4 |
FilterBase:: |
public | function |
Returns the administrative label for this filter plugin. Overrides FilterInterface:: |
|
FilterBase:: |
public | function |
Returns the processing type of this filter plugin. Overrides FilterInterface:: |
|
FilterBase:: |
public | function |
Prepares the text for processing. Overrides FilterInterface:: |
|
FilterBase:: |
public | function |
Sets the configuration for this plugin instance. Overrides ConfigurableInterface:: |
1 |
FilterBase:: |
public | function |
Generates a filter's settings form. Overrides FilterInterface:: |
3 |
FilterBase:: |
public | function |
Generates a filter's tip. Overrides FilterInterface:: |
9 |
FilterBase:: |
public | function |
Constructs a \Drupal\Component\Plugin\PluginBase object. Overrides PluginBase:: |
4 |
FilterImageLinkToSource:: |
public | function |
Performs the filter processing. Overrides FilterInterface:: |
|
FilterInterface:: |
constant | HTML tag and attribute restricting filters to prevent XSS attacks. | ||
FilterInterface:: |
constant | Non-HTML markup language filters that generate HTML. | ||
FilterInterface:: |
constant | Irreversible transformation filters. | ||
FilterInterface:: |
constant | Reversible transformation filters. | ||
MessengerTrait:: |
protected | property | The messenger. | 29 |
MessengerTrait:: |
public | function | Gets the messenger. | 29 |
MessengerTrait:: |
public | function | Sets the messenger. | |
PluginBase:: |
protected | property | Configuration information passed into the plugin. | 1 |
PluginBase:: |
protected | property | The plugin implementation definition. | 1 |
PluginBase:: |
protected | property | The plugin_id. | |
PluginBase:: |
constant | A string which is used to separate base plugin IDs from the derivative ID. | ||
PluginBase:: |
public | function |
Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface:: |
|
PluginBase:: |
public | function |
Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface:: |
|
PluginBase:: |
public | function |
Gets the definition of the plugin implementation. Overrides PluginInspectionInterface:: |
3 |
PluginBase:: |
public | function |
Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface:: |
|
PluginBase:: |
public | function | Determines if the plugin is configurable. | |
StringTranslationTrait:: |
protected | property | The string translation service. | 1 |
StringTranslationTrait:: |
protected | function | Formats a string containing a count of items. | |
StringTranslationTrait:: |
protected | function | Returns the number of plurals supported by a given language. | |
StringTranslationTrait:: |
protected | function | Gets the string translation service. | |
StringTranslationTrait:: |
public | function | Sets the string translation service to use. | 2 |
StringTranslationTrait:: |
protected | function | Translates a string to the current language or to a given language. |