?<h3>D¨ızenle: class-wp-widget-media-image.php</h3>
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/**
 * Widget API: WP_Widget_Media_Image class
 *
 * @package WordPress
 * @subpackage Widgets
 * @since 4.8.0
 */

/**
 * Core class that implements an image widget.
 *
 * @since 4.8.0
 *
 * @see WP_Widget_Media
 * @see WP_Widget
 */
class WP_Widget_Media_Image extends WP_Widget_Media {

	/**
	 * Constructor.
	 *
	 * @since 4.8.0
	 */
	public function __construct() {
		parent::__construct(
			&#039;media_image&#039;,
			__( &#039;Image&#039; ),
			array(
				&#039;description&#039; =&gt; __( &#039;Displays an image.&#039; ),
				&#039;mime_type&#039;   =&gt; &#039;image&#039;,
			)
		);

		$this-&gt;l10n = array_merge(
			$this-&gt;l10n,
			array(
				&#039;no_media_selected&#039;          =&gt; __( &#039;No image selected&#039; ),
				&#039;add_media&#039;                  =&gt; _x( &#039;Add Image&#039;, &#039;label for button in the image widget&#039; ),
				&#039;replace_media&#039;              =&gt; _x( &#039;Replace Image&#039;, &#039;label for button in the image widget; should preferably not be longer than ~13 characters long&#039; ),
				&#039;edit_media&#039;                 =&gt; _x( &#039;Edit Image&#039;, &#039;label for button in the image widget; should preferably not be longer than ~13 characters long&#039; ),
				&#039;missing_attachment&#039;         =&gt; sprintf(
					/* translators: %s: URL to media library. */
					__( &#039;That image cannot be found. Check your &lt;a href=&quot;%s&quot;&gt;media library&lt;/a&gt; and make sure it was not deleted.&#039; ),
					esc_url( admin_url( &#039;upload.php&#039; ) )
				),
				/* translators: %d: Widget count. */
				&#039;media_library_state_multi&#039;  =&gt; _n_noop( &#039;Image Widget (%d)&#039;, &#039;Image Widget (%d)&#039; ),
				&#039;media_library_state_single&#039; =&gt; __( &#039;Image Widget&#039; ),
			)
		);
	}

	/**
	 * Get schema for properties of a widget instance (item).
	 *
	 * @since 4.8.0
	 *
	 * @see WP_REST_Controller::get_item_schema()
	 * @see WP_REST_Controller::get_additional_fields()
	 * @link https://core.trac.wordpress.org/ticket/35574
	 *
	 * @return array Schema for properties.
	 */
	public function get_instance_schema() {
		return array_merge(
			array(
				&#039;size&#039;              =&gt; array(
					&#039;type&#039;        =&gt; &#039;string&#039;,
					&#039;enum&#039;        =&gt; array_merge( get_intermediate_image_sizes(), array( &#039;full&#039;, &#039;custom&#039; ) ),
					&#039;default&#039;     =&gt; &#039;medium&#039;,
					&#039;description&#039; =&gt; __( &#039;Size&#039; ),
				),
				&#039;width&#039;             =&gt; array( // Via &#039;customWidth&#039;, only when size=custom; otherwise via &#039;width&#039;.
					&#039;type&#039;        =&gt; &#039;integer&#039;,
					&#039;minimum&#039;     =&gt; 0,
					&#039;default&#039;     =&gt; 0,
					&#039;description&#039; =&gt; __( &#039;Width&#039; ),
				),
				&#039;height&#039;            =&gt; array( // Via &#039;customHeight&#039;, only when size=custom; otherwise via &#039;height&#039;.
					&#039;type&#039;        =&gt; &#039;integer&#039;,
					&#039;minimum&#039;     =&gt; 0,
					&#039;default&#039;     =&gt; 0,
					&#039;description&#039; =&gt; __( &#039;Height&#039; ),
				),

				&#039;caption&#039;           =&gt; array(
					&#039;type&#039;                  =&gt; &#039;string&#039;,
					&#039;default&#039;               =&gt; &#039;&#039;,
					&#039;sanitize_callback&#039;     =&gt; &#039;wp_kses_post&#039;,
					&#039;description&#039;           =&gt; __( &#039;Caption&#039; ),
					&#039;should_preview_update&#039; =&gt; false,
				),
				&#039;alt&#039;               =&gt; array(
					&#039;type&#039;              =&gt; &#039;string&#039;,
					&#039;default&#039;           =&gt; &#039;&#039;,
					&#039;sanitize_callback&#039; =&gt; &#039;sanitize_text_field&#039;,
					&#039;description&#039;       =&gt; __( &#039;Alternative Text&#039; ),
				),
				&#039;link_type&#039;         =&gt; array(
					&#039;type&#039;                  =&gt; &#039;string&#039;,
					&#039;enum&#039;                  =&gt; array( &#039;none&#039;, &#039;file&#039;, &#039;post&#039;, &#039;custom&#039; ),
					&#039;default&#039;               =&gt; &#039;custom&#039;,
					&#039;media_prop&#039;            =&gt; &#039;link&#039;,
					&#039;description&#039;           =&gt; __( &#039;Link To&#039; ),
					&#039;should_preview_update&#039; =&gt; true,
				),
				&#039;link_url&#039;          =&gt; array(
					&#039;type&#039;                  =&gt; &#039;string&#039;,
					&#039;default&#039;               =&gt; &#039;&#039;,
					&#039;format&#039;                =&gt; &#039;uri&#039;,
					&#039;media_prop&#039;            =&gt; &#039;linkUrl&#039;,
					&#039;description&#039;           =&gt; __( &#039;URL&#039; ),
					&#039;should_preview_update&#039; =&gt; true,
				),
				&#039;image_classes&#039;     =&gt; array(
					&#039;type&#039;                  =&gt; &#039;string&#039;,
					&#039;default&#039;               =&gt; &#039;&#039;,
					&#039;sanitize_callback&#039;     =&gt; array( $this, &#039;sanitize_token_list&#039; ),
					&#039;media_prop&#039;            =&gt; &#039;extraClasses&#039;,
					&#039;description&#039;           =&gt; __( &#039;Image CSS Class&#039; ),
					&#039;should_preview_update&#039; =&gt; false,
				),
				&#039;link_classes&#039;      =&gt; array(
					&#039;type&#039;                  =&gt; &#039;string&#039;,
					&#039;default&#039;               =&gt; &#039;&#039;,
					&#039;sanitize_callback&#039;     =&gt; array( $this, &#039;sanitize_token_list&#039; ),
					&#039;media_prop&#039;            =&gt; &#039;linkClassName&#039;,
					&#039;should_preview_update&#039; =&gt; false,
					&#039;description&#039;           =&gt; __( &#039;Link CSS Class&#039; ),
				),
				&#039;link_rel&#039;          =&gt; array(
					&#039;type&#039;                  =&gt; &#039;string&#039;,
					&#039;default&#039;               =&gt; &#039;&#039;,
					&#039;sanitize_callback&#039;     =&gt; array( $this, &#039;sanitize_token_list&#039; ),
					&#039;media_prop&#039;            =&gt; &#039;linkRel&#039;,
					&#039;description&#039;           =&gt; __( &#039;Link Rel&#039; ),
					&#039;should_preview_update&#039; =&gt; false,
				),
				&#039;link_target_blank&#039; =&gt; array(
					&#039;type&#039;                  =&gt; &#039;boolean&#039;,
					&#039;default&#039;               =&gt; false,
					&#039;media_prop&#039;            =&gt; &#039;linkTargetBlank&#039;,
					&#039;description&#039;           =&gt; __( &#039;Open link in a new tab&#039; ),
					&#039;should_preview_update&#039; =&gt; false,
				),
				&#039;image_title&#039;       =&gt; array(
					&#039;type&#039;                  =&gt; &#039;string&#039;,
					&#039;default&#039;               =&gt; &#039;&#039;,
					&#039;sanitize_callback&#039;     =&gt; &#039;sanitize_text_field&#039;,
					&#039;media_prop&#039;            =&gt; &#039;title&#039;,
					&#039;description&#039;           =&gt; __( &#039;Image Title Attribute&#039; ),
					&#039;should_preview_update&#039; =&gt; false,
				),

				/*
				 * There are two additional properties exposed by the PostImage modal
				 * that don&#039;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)
				 */
			),
			parent::get_instance_schema()
		);
	}

	/**
	 * Render the media on the frontend.
	 *
	 * @since 4.8.0
	 *
	 * @param array $instance Widget instance props.
	 */
	public function render_media( $instance ) {
		$instance = array_merge( wp_list_pluck( $this-&gt;get_instance_schema(), &#039;default&#039; ), $instance );
		$instance = wp_parse_args(
			$instance,
			array(
				&#039;size&#039; =&gt; &#039;thumbnail&#039;,
			)
		);

		$attachment = null;

		if ( $this-&gt;is_attachment_with_mime_type( $instance[&#039;attachment_id&#039;], $this-&gt;widget_options[&#039;mime_type&#039;] ) ) {
			$attachment = get_post( $instance[&#039;attachment_id&#039;] );
		}

		if ( $attachment ) {
			$caption = &#039;&#039;;
			if ( ! isset( $instance[&#039;caption&#039;] ) ) {
				$caption = $attachment-&gt;post_excerpt;
			} elseif ( trim( $instance[&#039;caption&#039;] ) ) {
				$caption = $instance[&#039;caption&#039;];
			}

			$image_attributes = array(
				&#039;class&#039; =&gt; sprintf( &#039;image wp-image-%d %s&#039;, $attachment-&gt;ID, $instance[&#039;image_classes&#039;] ),
				&#039;style&#039; =&gt; &#039;max-width: 100%; height: auto;&#039;,
			);
			if ( ! empty( $instance[&#039;image_title&#039;] ) ) {
				$image_attributes[&#039;title&#039;] = $instance[&#039;image_title&#039;];
			}

			if ( $instance[&#039;alt&#039;] ) {
				$image_attributes[&#039;alt&#039;] = $instance[&#039;alt&#039;];
			}

			$size = $instance[&#039;size&#039;];

			if ( &#039;custom&#039; === $size || ! in_array( $size, array_merge( get_intermediate_image_sizes(), array( &#039;full&#039; ) ), true ) ) {
				$size  = array( $instance[&#039;width&#039;], $instance[&#039;height&#039;] );
				$width = $instance[&#039;width&#039;];
			} else {
				$caption_size = _wp_get_image_size_from_meta( $instance[&#039;size&#039;], wp_get_attachment_metadata( $attachment-&gt;ID ) );
				$width        = empty( $caption_size[0] ) ? 0 : $caption_size[0];
			}

			$image_attributes[&#039;class&#039;] .= sprintf( &#039; attachment-%1$s size-%1$s&#039;, is_array( $size ) ? implode( &#039;x&#039;, $size ) : $size );

			$image = wp_get_attachment_image( $attachment-&gt;ID, $size, false, $image_attributes );

		} else {
			if ( empty( $instance[&#039;url&#039;] ) ) {
				return;
			}

			$instance[&#039;size&#039;] = &#039;custom&#039;;
			$caption          = $instance[&#039;caption&#039;];
			$width            = $instance[&#039;width&#039;];
			$classes          = &#039;image &#039; . $instance[&#039;image_classes&#039;];
			if ( 0 === $instance[&#039;width&#039;] ) {
				$instance[&#039;width&#039;] = &#039;&#039;;
			}
			if ( 0 === $instance[&#039;height&#039;] ) {
				$instance[&#039;height&#039;] = &#039;&#039;;
			}

			$attr = array(
				&#039;class&#039;  =&gt; $classes,
				&#039;src&#039;    =&gt; $instance[&#039;url&#039;],
				&#039;alt&#039;    =&gt; $instance[&#039;alt&#039;],
				&#039;width&#039;  =&gt; $instance[&#039;width&#039;],
				&#039;height&#039; =&gt; $instance[&#039;height&#039;],
			);

			$loading_optimization_attr = wp_get_loading_optimization_attributes(
				&#039;img&#039;,
				$attr,
				&#039;widget_media_image&#039;
			);

			$attr = array_merge( $attr, $loading_optimization_attr );

			$attr  = array_map( &#039;esc_attr&#039;, $attr );
			$image = &#039;&lt;img&#039;;

			foreach ( $attr as $name =&gt; $value ) {
				$image .= &#039; &#039; . $name . &#039;=&quot;&#039; . $value . &#039;&quot;&#039;;
			}

			$image .= &#039; /&gt;&#039;;
		} // End if().

		$url = &#039;&#039;;
		if ( &#039;file&#039; === $instance[&#039;link_type&#039;] ) {
			$url = $attachment ? wp_get_attachment_url( $attachment-&gt;ID ) : $instance[&#039;url&#039;];
		} elseif ( $attachment &amp;&amp; &#039;post&#039; === $instance[&#039;link_type&#039;] ) {
			$url = get_attachment_link( $attachment-&gt;ID );
		} elseif ( &#039;custom&#039; === $instance[&#039;link_type&#039;] &amp;&amp; ! empty( $instance[&#039;link_url&#039;] ) ) {
			$url = $instance[&#039;link_url&#039;];
		}

		if ( $url ) {
			$link = sprintf( &#039;&lt;a href=&quot;%s&quot;&#039;, esc_url( $url ) );
			if ( ! empty( $instance[&#039;link_classes&#039;] ) ) {
				$link .= sprintf( &#039; class=&quot;%s&quot;&#039;, esc_attr( $instance[&#039;link_classes&#039;] ) );
			}
			if ( ! empty( $instance[&#039;link_rel&#039;] ) ) {
				$link .= sprintf( &#039; rel=&quot;%s&quot;&#039;, esc_attr( $instance[&#039;link_rel&#039;] ) );
			}
			if ( ! empty( $instance[&#039;link_target_blank&#039;] ) ) {
				$link .= &#039; target=&quot;_blank&quot;&#039;;
			}
			$link .= &#039;&gt;&#039;;
			$link .= $image;
			$link .= &#039;&lt;/a&gt;&#039;;
			$image = $link;
		}

		if ( $caption ) {
			$image = img_caption_shortcode(
				array(
					&#039;width&#039;   =&gt; $width,
					&#039;caption&#039; =&gt; $caption,
				),
				$image
			);
		}

		echo $image;
	}

	/**
	 * Loads the required media files for the media manager and scripts for media widgets.
	 *
	 * @since 4.8.0
	 */
	public function enqueue_admin_scripts() {
		parent::enqueue_admin_scripts();

		$handle = &#039;media-image-widget&#039;;
		wp_enqueue_script( $handle );

		$exported_schema = array();
		foreach ( $this-&gt;get_instance_schema() as $field =&gt; $field_schema ) {
			$exported_schema[ $field ] = wp_array_slice_assoc( $field_schema, array( &#039;type&#039;, &#039;default&#039;, &#039;enum&#039;, &#039;minimum&#039;, &#039;format&#039;, &#039;media_prop&#039;, &#039;should_preview_update&#039; ) );
		}
		wp_add_inline_script(
			$handle,
			sprintf(
				&#039;wp.mediaWidgets.modelConstructors[ %s ].prototype.schema = %s;&#039;,
				wp_json_encode( $this-&gt;id_base ),
				wp_json_encode( $exported_schema )
			)
		);

		wp_add_inline_script(
			$handle,
			sprintf(
				&#039;
					wp.mediaWidgets.controlConstructors[ %1$s ].prototype.mime_type = %2$s;
					wp.mediaWidgets.controlConstructors[ %1$s ].prototype.l10n = _.extend( {}, wp.mediaWidgets.controlConstructors[ %1$s ].prototype.l10n, %3$s );
				&#039;,
				wp_json_encode( $this-&gt;id_base ),
				wp_json_encode( $this-&gt;widget_options[&#039;mime_type&#039;] ),
				wp_json_encode( $this-&gt;l10n )
			)
		);
	}

	/**
	 * Render form template scripts.
	 *
	 * @since 4.8.0
	 */
	public function render_control_template_scripts() {
		parent::render_control_template_scripts();

		?&gt;
		&lt;script type=&quot;text/html&quot; id=&quot;tmpl-wp-media-widget-image-fields&quot;&gt;
			&lt;# var elementIdPrefix = &#039;el&#039; + String( Math.random() ) + &#039;_&#039;; #&gt;
			&lt;# if ( data.url ) { #&gt;
			&lt;p class=&quot;media-widget-image-link&quot;&gt;
				&lt;label for=&quot;{{ elementIdPrefix }}linkUrl&quot;&gt;&lt;?php esc_html_e( &#039;Link to:&#039; ); ?&gt;&lt;/label&gt;
				&lt;input id=&quot;{{ elementIdPrefix }}linkUrl&quot; type=&quot;text&quot; class=&quot;widefat link&quot; value=&quot;{{ data.link_url }}&quot; placeholder=&quot;https://&quot; pattern=&quot;((\w+:)?\/\/\w.*|\w+:(?!\/\/$)|\/|\?|#).*&quot;&gt;
			&lt;/p&gt;
			&lt;# } #&gt;
		&lt;/script&gt;
		&lt;script type=&quot;text/html&quot; id=&quot;tmpl-wp-media-widget-image-preview&quot;&gt;
			&lt;# if ( data.error &amp;&amp; &#039;missing_attachment&#039; === data.error ) { #&gt;
				&lt;?php
				wp_admin_notice(
					$this-&gt;l10n[&#039;missing_attachment&#039;],
					array(
						&#039;type&#039;               =&gt; &#039;error&#039;,
						&#039;additional_classes&#039; =&gt; array( &#039;notice-alt&#039;, &#039;notice-missing-attachment&#039; ),
					)
				);
				?&gt;
			&lt;# } else if ( data.error ) { #&gt;
				&lt;?php
				wp_admin_notice(
					__( &#039;Unable to preview media due to an unknown error.&#039; ),
					array(
						&#039;type&#039;               =&gt; &#039;error&#039;,
						&#039;additional_classes&#039; =&gt; array( &#039;notice-alt&#039; ),
					)
				);
				?&gt;
			&lt;# } else if ( data.url ) { #&gt;
				&lt;img class=&quot;attachment-thumb&quot; src=&quot;{{ data.url }}&quot; draggable=&quot;false&quot; alt=&quot;{{ data.alt }}&quot;
					&lt;# if ( ! data.alt &amp;&amp; data.currentFilename ) { #&gt;
						aria-label=&quot;
						&lt;?php
						echo esc_attr(
							sprintf(
								/* translators: %s: The image file name. */
								__( &#039;The current image has no alternative text. The file name is: %s&#039; ),
								&#039;{{ data.currentFilename }}&#039;
							)
						);
						?&gt;
						&quot;
					&lt;# } #&gt;
				/&gt;
			&lt;# } #&gt;
		&lt;/script&gt;
		&lt;?php
	}
}
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