From a415c29efee45520ae252d2aa28f1083a521cd7b Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 09:56:49 +0200
Subject: Adding upstream version 6.4.3+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../widgets/class-wp-widget-media-gallery.php      | 262 +++++++++++++++++++++
 1 file changed, 262 insertions(+)
 create mode 100644 wp-includes/widgets/class-wp-widget-media-gallery.php

(limited to 'wp-includes/widgets/class-wp-widget-media-gallery.php')

diff --git a/wp-includes/widgets/class-wp-widget-media-gallery.php b/wp-includes/widgets/class-wp-widget-media-gallery.php
new file mode 100644
index 0000000..ecc446c
--- /dev/null
+++ b/wp-includes/widgets/class-wp-widget-media-gallery.php
@@ -0,0 +1,262 @@
+<?php
+/**
+ * Widget API: WP_Widget_Media_Gallery class
+ *
+ * @package WordPress
+ * @subpackage Widgets
+ * @since 4.9.0
+ */
+
+/**
+ * Core class that implements a gallery widget.
+ *
+ * @since 4.9.0
+ *
+ * @see WP_Widget_Media
+ * @see WP_Widget
+ */
+class WP_Widget_Media_Gallery extends WP_Widget_Media {
+
+	/**
+	 * Constructor.
+	 *
+	 * @since 4.9.0
+	 */
+	public function __construct() {
+		parent::__construct(
+			'media_gallery',
+			__( 'Gallery' ),
+			array(
+				'description' => __( 'Displays an image gallery.' ),
+				'mime_type'   => 'image',
+			)
+		);
+
+		$this->l10n = array_merge(
+			$this->l10n,
+			array(
+				'no_media_selected' => __( 'No images selected' ),
+				'add_media'         => _x( 'Add Images', 'label for button in the gallery widget; should not be longer than ~13 characters long' ),
+				'replace_media'     => '',
+				'edit_media'        => _x( 'Edit Gallery', 'label for button in the gallery widget; should not be longer than ~13 characters long' ),
+			)
+		);
+	}
+
+	/**
+	 * Get schema for properties of a widget instance (item).
+	 *
+	 * @since 4.9.0
+	 *
+	 * @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() {
+		$schema = array(
+			'title'          => array(
+				'type'                  => 'string',
+				'default'               => '',
+				'sanitize_callback'     => 'sanitize_text_field',
+				'description'           => __( 'Title for the widget' ),
+				'should_preview_update' => false,
+			),
+			'ids'            => array(
+				'type'              => 'array',
+				'items'             => array(
+					'type' => 'integer',
+				),
+				'default'           => array(),
+				'sanitize_callback' => 'wp_parse_id_list',
+			),
+			'columns'        => array(
+				'type'    => 'integer',
+				'default' => 3,
+				'minimum' => 1,
+				'maximum' => 9,
+			),
+			'size'           => array(
+				'type'    => 'string',
+				'enum'    => array_merge( get_intermediate_image_sizes(), array( 'full', 'custom' ) ),
+				'default' => 'thumbnail',
+			),
+			'link_type'      => array(
+				'type'                  => 'string',
+				'enum'                  => array( 'post', 'file', 'none' ),
+				'default'               => 'post',
+				'media_prop'            => 'link',
+				'should_preview_update' => false,
+			),
+			'orderby_random' => array(
+				'type'                  => 'boolean',
+				'default'               => false,
+				'media_prop'            => '_orderbyRandom',
+				'should_preview_update' => false,
+			),
+		);
+
+		/** This filter is documented in wp-includes/widgets/class-wp-widget-media.php */
+		$schema = apply_filters( "widget_{$this->id_base}_instance_schema", $schema, $this );
+
+		return $schema;
+	}
+
+	/**
+	 * Render the media on the frontend.
+	 *
+	 * @since 4.9.0
+	 *
+	 * @param array $instance Widget instance props.
+	 */
+	public function render_media( $instance ) {
+		$instance = array_merge( wp_list_pluck( $this->get_instance_schema(), 'default' ), $instance );
+
+		$shortcode_atts = array_merge(
+			$instance,
+			array(
+				'link' => $instance['link_type'],
+			)
+		);
+
+		// @codeCoverageIgnoreStart
+		if ( $instance['orderby_random'] ) {
+			$shortcode_atts['orderby'] = 'rand';
+		}
+
+		// @codeCoverageIgnoreEnd
+		echo gallery_shortcode( $shortcode_atts );
+	}
+
+	/**
+	 * Loads the required media files for the media manager and scripts for media widgets.
+	 *
+	 * @since 4.9.0
+	 */
+	public function enqueue_admin_scripts() {
+		parent::enqueue_admin_scripts();
+
+		$handle = 'media-gallery-widget';
+		wp_enqueue_script( $handle );
+
+		$exported_schema = array();
+		foreach ( $this->get_instance_schema() as $field => $field_schema ) {
+			$exported_schema[ $field ] = wp_array_slice_assoc( $field_schema, array( 'type', 'default', 'enum', 'minimum', 'format', 'media_prop', 'should_preview_update', 'items' ) );
+		}
+		wp_add_inline_script(
+			$handle,
+			sprintf(
+				'wp.mediaWidgets.modelConstructors[ %s ].prototype.schema = %s;',
+				wp_json_encode( $this->id_base ),
+				wp_json_encode( $exported_schema )
+			)
+		);
+
+		wp_add_inline_script(
+			$handle,
+			sprintf(
+				'
+					wp.mediaWidgets.controlConstructors[ %1$s ].prototype.mime_type = %2$s;
+					_.extend( wp.mediaWidgets.controlConstructors[ %1$s ].prototype.l10n, %3$s );
+				',
+				wp_json_encode( $this->id_base ),
+				wp_json_encode( $this->widget_options['mime_type'] ),
+				wp_json_encode( $this->l10n )
+			)
+		);
+	}
+
+	/**
+	 * Render form template scripts.
+	 *
+	 * @since 4.9.0
+	 */
+	public function render_control_template_scripts() {
+		parent::render_control_template_scripts();
+		?>
+		<script type="text/html" id="tmpl-wp-media-widget-gallery-preview">
+			<#
+			var ids = _.filter( data.ids, function( id ) {
+				return ( id in data.attachments );
+			} );
+			#>
+			<# if ( ids.length ) { #>
+				<ul class="gallery media-widget-gallery-preview" role="list">
+					<# _.each( ids, function( id, index ) { #>
+						<# var attachment = data.attachments[ id ]; #>
+						<# if ( index < 6 ) { #>
+							<li class="gallery-item">
+								<div class="gallery-icon">
+									<img alt="{{ attachment.alt }}"
+										<# if ( index === 5 && data.ids.length > 6 ) { #> aria-hidden="true" <# } #>
+										<# if ( attachment.sizes.thumbnail ) { #>
+											src="{{ attachment.sizes.thumbnail.url }}" width="{{ attachment.sizes.thumbnail.width }}" height="{{ attachment.sizes.thumbnail.height }}"
+										<# } else { #>
+											src="{{ attachment.url }}"
+										<# } #>
+										<# if ( ! attachment.alt && attachment.filename ) { #>
+											aria-label="
+											<?php
+											echo esc_attr(
+												sprintf(
+													/* translators: %s: The image file name. */
+													__( 'The current image has no alternative text. The file name is: %s' ),
+													'{{ attachment.filename }}'
+												)
+											);
+											?>
+											"
+										<# } #>
+									/>
+									<# if ( index === 5 && data.ids.length > 6 ) { #>
+									<div class="gallery-icon-placeholder">
+										<p class="gallery-icon-placeholder-text" aria-label="
+										<?php
+											printf(
+												/* translators: %s: The amount of additional, not visible images in the gallery widget preview. */
+												__( 'Additional images added to this gallery: %s' ),
+												'{{ data.ids.length - 5 }}'
+											);
+										?>
+										">+{{ data.ids.length - 5 }}</p>
+									</div>
+									<# } #>
+								</div>
+							</li>
+						<# } #>
+					<# } ); #>
+				</ul>
+			<# } else { #>
+				<div class="attachment-media-view">
+					<button type="button" class="placeholder button-add-media"><?php echo esc_html( $this->l10n['add_media'] ); ?></button>
+				</div>
+			<# } #>
+		</script>
+		<?php
+	}
+
+	/**
+	 * Whether the widget has content to show.
+	 *
+	 * @since 4.9.0
+	 * @access protected
+	 *
+	 * @param array $instance Widget instance props.
+	 * @return bool Whether widget has content.
+	 */
+	protected function has_content( $instance ) {
+		if ( ! empty( $instance['ids'] ) ) {
+			$attachments = wp_parse_id_list( $instance['ids'] );
+			// Prime attachment post caches.
+			_prime_post_caches( $attachments, false, false );
+			foreach ( $attachments as $attachment ) {
+				if ( 'attachment' !== get_post_type( $attachment ) ) {
+					return false;
+				}
+			}
+			return true;
+		}
+		return false;
+	}
+}
-- 
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