wp_iframe

		$post_data
	);

	// This should never be set as it would then overwrite an existing attachment.
	unset( $attachment['ID'] );

	// Save the attachment metadata.
	$attachment_id = wp_insert_attachment( $attachment, $file, $post_id, true );

	if ( ! is_wp_error( $attachment_id ) ) {
		wp_update_attachment_metadata( $attachment_id, wp_generate_attachment_metadata( $attachment_id, $file ) );
	}

	return $attachment_id;
}

/**
 * Outputs the iframe to display the media upload page.
 *
 * @since 2.5.0
 * @since 5.3.0 Formalized the existing and already documented `...$args` parameter
 *              by adding it to the function signature.
 *
 * @global int $body_id
 *
 * @param callable $content_func Function that outputs the content.
 * @param mixed    ...$args      Optional additional parameters to pass to the callback function when it's called.
 */
function wp_iframe( $content_func, ...$args ) {
	_wp_admin_html_begin();
	?>
	<title><?php bloginfo( 'name' ); ?> &rsaquo; <?php _e( 'Uploads' ); ?> &#8212; <?php _e( 'WordPress' ); ?></title>
	<?php

	wp_enqueue_style( 'colors' );
	// Check callback name for 'media'.
	if (
		( is_array( $content_func ) && ! empty( $content_func[1] ) && 0 === strpos( (string) $content_func[1], 'media' ) ) ||
		( ! is_array( $content_func ) && 0 === strpos( $content_func, 'media' ) )
	) {
		wp_enqueue_style( 'deprecated-media' );
	}

	?>
	<script type="text/javascript">
	addLoadEvent = function(func){if(typeof jQuery!="undefined")jQuery(document).ready(func);else if(typeof wpOnload!='function'){wpOnload=func;}else{var oldonload=wpOnload;wpOnload=function(){oldonload();func();}}};
	var ajaxurl = '<?php echo admin_url( 'admin-ajax.php', 'relative' ); ?>', pagenow = 'media-upload-popup', adminpage = 'media-upload-popup',
	isRtl = <?php echo (int) is_rtl(); ?>;
	</script>
	<?php
	/** This action is documented in wp-admin/admin-header.php */
	do_action( 'admin_enqueue_scripts', 'media-upload-popup' );

	/**
	 * Fires when admin styles enqueued for the legacy (pre-3.5.0) media upload popup are printed.
	 *
	 * @since 2.9.0
	 */
	do_action( 'admin_print_styles-media-upload-popup' );  // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores

	/** This action is documented in wp-admin/admin-header.php */
	do_action( 'admin_print_styles' );

	/**
	 * Fires when admin scripts enqueued for the legacy (pre-3.5.0) media upload popup are printed.
	 *
	 * @since 2.9.0
	 */
	do_action( 'admin_print_scripts-media-upload-popup' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores

	/** This action is documented in wp-admin/admin-header.php */
	do_action( 'admin_print_scripts' );

	/**
	 * Fires when scripts enqueued for the admin header for the legacy (pre-3.5.0)
	 * media upload popup are printed.
	 *
	 * @since 2.9.0
	 */
	do_action( 'admin_head-media-upload-popup' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores

	/** This action is documented in wp-admin/admin-header.php */
	do_action( 'admin_head' );

	if ( is_string( $content_func ) ) {
		/**
		 * Fires in the admin header for each specific form tab in the legacy
		 * (pre-3.5.0) media upload popup.
		 *
		 * The dynamic portion of the hook, `$content_func`, refers to the form
		 * callback for the media upload type. Possible values include
		 * 'media_upload_type_form', 'media_upload_type_url_form', and