WP_Widget_Media_Image::get_instance_schema()

Get schema for properties of a widget instance (item).


Description Description


Return Return

(array) Schema for properties.


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Source Source

File: wp-includes/widgets/class-wp-widget-media-image.php

	public function get_instance_schema() {
		return array_merge(
			parent::get_instance_schema(),
			array(
				'size' => array(
					'type' => 'string',
					'enum' => array_merge( get_intermediate_image_sizes(), array( 'full', 'custom' ) ),
					'default' => 'medium',
					'description' => __( 'Size' ),
				),
				'width' => array( // Via 'customWidth', only when size=custom; otherwise via 'width'.
					'type' => 'integer',
					'minimum' => 0,
					'default' => 0,
					'description' => __( 'Width' ),
				),
				'height' => array( // Via 'customHeight', only when size=custom; otherwise via 'height'.
					'type' => 'integer',
					'minimum' => 0,
					'default' => 0,
					'description' => __( 'Height' ),
				),

				'caption' => array(
					'type' => 'string',
					'default' => '',
					'sanitize_callback' => 'wp_kses_post',
					'description' => __( 'Caption' ),
					'should_preview_update' => false,
				),
				'alt' => array(
					'type' => 'string',
					'default' => '',
					'sanitize_callback' => 'sanitize_text_field',
					'description' => __( 'Alternative Text' ),
				),
				'link_type' => array(
					'type' => 'string',
					'enum' => array( 'none', 'file', 'post', 'custom' ),
					'default' => 'custom',
					'media_prop' => 'link',
					'description' => __( 'Link To' ),
					'should_preview_update' => true,
				),
				'link_url' => array(
					'type' => 'string',
					'default' => '',
					'format' => 'uri',
					'media_prop' => 'linkUrl',
					'description' => __( 'URL' ),
					'should_preview_update' => true,
				),
				'image_classes' => array(
					'type' => 'string',
					'default' => '',
					'sanitize_callback' => array( $this, 'sanitize_token_list' ),
					'media_prop' => 'extraClasses',
					'description' => __( 'Image CSS Class' ),
					'should_preview_update' => false,
				),
				'link_classes' => array(
					'type' => 'string',
					'default' => '',
					'sanitize_callback' => array( $this, 'sanitize_token_list' ),
					'media_prop' => 'linkClassName',
					'should_preview_update' => false,
					'description' => __( 'Link CSS Class' ),
				),
				'link_rel' => array(
					'type' => 'string',
					'default' => '',
					'sanitize_callback' => array( $this, 'sanitize_token_list' ),
					'media_prop' => 'linkRel',
					'description' => __( 'Link Rel' ),
					'should_preview_update' => false,
				),
				'link_target_blank' => array(
					'type' => 'boolean',
					'default' => false,
					'media_prop' => 'linkTargetBlank',
					'description' => __( 'Open link in a new tab' ),
					'should_preview_update' => false,
				),
				'image_title' => array(
					'type' => 'string',
					'default' => '',
					'sanitize_callback' => 'sanitize_text_field',
					'media_prop' => 'title',
					'description' => __( 'Image Title Attribute' ),
					'should_preview_update' => false,
				),

				/*
				 * There are two additional properties exposed by the PostImage modal
				 * that don't seem to be relevant, as they may only be derived read-only
				 * values:
				 * - originalUrl
				 * - aspectRatio
				 * - height (redundant when size is not custom)
				 * - width (redundant when size is not custom)
				 */
			)
		);
	}

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Changelog
Version Description
4.8.0 Introduced.


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