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get_media_items › WordPress Function

Since2.5.0
已弃用n/a
› get_media_items ( $post_id, $errors )
参数: (2)
  • (int) $post_id Post ID.
    Required: Yes
  • (array) $errors Errors for attachment, if any.
    Required: Yes
返回:
  • (string) HTML content for media items of post gallery.
定义在:
文档:

Retrieves HTML for media items of post gallery.

The HTML markup retrieved will be created for the progress of SWF Upload component. Will also create link for showing and hiding the form to modify the image attachment.


Related Functions: get_media_item, get_media_states, _media_states, get_meta_keys, get_the_terms

源码 

function get_media_items( $post_id, $errors ) {
	$attachments = array();

	if ( $post_id ) {
		$post = get_post( $post_id );

		if ( $post && 'attachment' === $post->post_type ) {
			$attachments = array( $post->ID => $post );
		} else {
			$attachments = get_children(
				array(
					'post_parent' => $post_id,
					'post_type'   => 'attachment',
					'orderby'     => 'menu_order ASC, ID',
					'order'       => 'DESC',
				)
			);
		}
	} else {
		if ( is_array( $GLOBALS['wp_the_query']->posts ) ) {
			foreach ( $GLOBALS['wp_the_query']->posts as $attachment ) {
				$attachments[ $attachment->ID ] = $attachment;
			}
		}
	}

	$output = '';
	foreach ( (array) $attachments as $id => $attachment ) {
		if ( 'trash' === $attachment->post_status ) {
			continue;
		}

		$item = get_media_item( $id, array( 'errors' => isset( $errors[ $id ] ) ? $errors[ $id ] : null ) );

		if ( $item ) {
			$output .= "\n<div id='media-item-$id' class='media-item child-of-$attachment->post_parent preloaded'><div class='progress hidden'><div class='bar'></div></div><div id='media-upload-error-$id' class='hidden'></div><div class='filename hidden'></div>$item\n</div>";
		}
	}

	return $output;
}